1 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3 * tree-ssa-pre.c (insert_aux): Break out if we hit
6 2004-07-16 Richard Henderson <rth@redhat.com>
8 * basic-block.h (remove_fake_exit_edges): Declare.
9 * cfganal.c (remove_fake_predecessors): Rename from
10 remove_fake_successors; iterate over predecessors.
11 (remove_fake_exit_edges): New.
12 * cfgcleanup.c (try_optimize_cfg): Use it.
13 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
14 * predict.c (estimate_probability): Likewise.
15 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
16 * tree-cfg.c (make_edges): Likewise.
17 * tree-ssa-pre.c (fini_pre): Likewise.
18 * profile.c (instrument_edges): Don't remove_fake_edges.
19 (branch_prob): Do it earlier here.
21 2004-07-16 Richard Henderson <rth@redhat.com>
23 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
24 switchification wrt CONSTRUCTOR. Document the reason.
26 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
28 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
29 that prevented descriptive __mf_check source location strings.
31 2004-07-16 Richard Henderson <rth@redhat.com>
33 * tree-def (WITH_SIZE_EXPR): New.
34 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
35 * expr.c (expand_expr_real_1): Likewise.
36 * gimplify.c (maybe_with_size_expr): New.
37 (gimplify_arg, gimplify_modify_expr): Use it.
38 (gimplify_modify_expr_to_memcpy): Take size parameter.
39 (gimplify_modify_expr_to_memset): Likewise.
40 (gimplify_expr): Handle WITH_SIZE_EXPR.
41 * tree-alias-common.c (find_func_aliases): Likewise.
42 * tree-eh.c (tree_could_trap_p): Likewise.
43 (tree_could_throw_p): Likewise.
44 * tree-gimple.c (is_gimple_lvalue): Likewise.
45 (get_call_expr_in): Likewise.
46 * tree-inline.c (estimate_num_insns_1): Likewise.
47 (expand_calls_inline): Likewise.
48 * tree-nested.c (convert_call_expr): Likewise.
49 * tree-pretty-print.c (dump_generic_node): Likewise.
50 * tree-sra.c (sra_walk_expr): Likewise.
51 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
52 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
53 * tree-ssa-operands.c (get_expr_operands): Likewise.
54 * tree-tailcall.c (find_tail_calls): Likewise.
56 * calls.c (expand_call): Reset old_stack_allocated after
57 calling emit_stack_restore.
59 2004-07-16 Richard Henderson <rth@redhat.com>
61 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
62 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
63 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
64 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
65 copy_res_decl_for_inlining.
67 * tree-inline.c (declare_return_variable): New modify_dest argument.
68 Use it as the return value, when possible or manditory. Handle
69 TREE_ADDRESSABLE types.
70 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
71 replacement of CALL_EXPR.
73 2004-07-16 Richard Henderson <rth@redhat.com>
75 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
76 * gimple-low.c (expand_var_p): Don't check it.
77 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
78 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
79 * tree-ssa-operands.c (add_stmt_operand): Likewise.
80 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
81 (find_referenced_vars): Don't call them.
82 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
84 2004-07-16 Richard Henderson <rth@redhat.com>
86 * function.c (pass_by_reference): True for all variable sized types.
88 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
90 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
91 * tree-pretty-print.c: Include tree-chrec.h.
92 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
93 and POLYNOMIAL_CHREC nodes.
95 2004-07-16 Steve Ellcey <sje@cup.hp.com>
97 * builtins.c (expand_builtin_stpcpy): Do not create temporary
100 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
102 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
104 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
106 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
108 * config/s390/s390.c: Likewise.
109 * config/s390/s390.h: Likewise.
111 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
113 * config/mips/mips.md (addsi3, adddi3): Remove special handling
114 of $sp adds. Remove REGNO checks from mips16 patterns.
116 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
118 * config/mips/mips.md: Delete outdated comment.
120 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
122 * config/mips/mips.c (get_float_compare_codes): Delete.
123 (mips_emit_compare): New function, mostly extracted from
124 get_float_compare_codes and gen_conditional_branch.
125 (gen_conditional_branch, gen_conditional_move): Use it.
127 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
129 * genautomata.c (add_vect): Speedup by using integers as
130 bit-vectors for walking through the comb_vect and finding
133 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
135 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
136 operand is an uns_arith_operand; use subtraction otherwise.
137 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
138 not just arith_operands.
140 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
142 * config/mips/mips-protos.h (gen_int_relational): Delete.
143 (mips_emit_scc): Declare.
144 * config/mips/mips.c (internal_test): Delete.
145 (sle_operand, sleu_operand): New functions.
146 (map_test_to_internal_test, gen_int_relational): Delete.
147 (mips_emit_binary, mips_relational_operand_ok_p)
148 (mips_emit_int_relational, mips_zero_if_equal)
149 (mips_emit_scc): New functions.
150 (gen_conditional_branch): Rework to use mips_emit_int_relational.
151 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
153 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
154 (sltu, sleu): Use mips_emit_scc.
155 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
156 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
157 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
159 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
161 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
163 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
165 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
166 (*sne_[sd]i): Likewise sne_[sd]i_zero.
167 (*sgt_[sd]i): ...and sgt_[sd]i.
168 (*slt_[sd]i): ...and slt_[sd]i.
169 (*sgtu_[sd]i): ...and sgtu_[sd]i.
170 (*sltu_[sd]i): ...and sltu_[sd]i.
171 (*sleu_[sd]i): ...and sleu_[sd]i_const.
172 Name previously unnamed mips16 patterns. Formatting fixes.
174 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
176 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
177 (branch_type): Delete.
178 (gen_conditional_branch, gen_conditional_move)
179 (mips_gen_conditional_trap): Update after name change. Get the
180 comparison mode from cmp_operands[0].
181 * config/mips/mips.h (cmp_type, branch_type): Delete.
182 (cmp_operands): Renamed from branch_cmp.
183 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
184 name change. Don't set branch_type.
185 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
186 mode class of cmp_operands[0] rather than branch_type. Update after
189 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
191 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
192 of 0...255 to 0 when inside a SET.
194 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
196 * config/mips/mips.md: Remove mips16 define_peepholes.
198 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
200 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
201 (fini_pre): Remove fake edges.
203 2004-07-15 Richard Henderson <rth@redhat.com>
205 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
206 (get_indirect_ref_operands, get_call_expr_operands): ... these.
208 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
210 * vec.h (VEC_address): New function.
212 2004-07-14 Jason Merrill <jason@redhat.com>
215 * gimplify.c (gimplify_arg): New fn, split out from...
216 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
218 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
220 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
221 generate code which is generated by pushqi1 now
222 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
224 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
226 * combine.c (simplify_set): match the mode of the constant 0 with
227 the tested operand to match the compare behaviour and the
228 simplify_relational_operation() expectation.
230 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
232 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
235 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
237 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
239 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
241 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
243 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
244 calls in mips16 code.
246 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
248 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
249 the destination of the li as well as for the neg.
251 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
254 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
255 * cgraph.h: Update declaration.
256 * c-decl.c (build_cdtor): Update call with default priority.
257 * coverage.c (create_coverage): Ditto.
258 * tree-mudflap.c (mf_init_fndecl): New tree.
259 (mudflap_init): Set it.
260 (mudflap_register_call): Arrange to call __mf_init before the first
262 (mudflap_finish_file): Mark the mudflap static initializer as extra
263 high priority, to beat all C++ static constructors.
265 2004-07-15 Jeff Law <law@redhat.com>
267 * loop.c (check_insn_for_givs): Restore check for code labels that was
268 accidentally deleted by a recent checkin.
270 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
272 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
273 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
275 2004-07-14 Richard Henderson <rth@redhat.com>
277 * print-tree.c (print_node): Fix casts last change.
279 2004-07-15 Paul Brook <paul@codesourcery.com>
281 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
282 to TARGET_UNWIND_INFO.
283 * except.c (output_function_exception_table): Ditto.
285 * opts.c (decode_options): Ditto.
286 * passes.c (rest_of_handle_final): Ditto.
287 * final.c (final_start_function): Ditto.
288 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
290 * targhooks.h (default_unwind_emit): Declare.
291 * targhooks.c (default_unwind_emit): New function.
292 * target-def.h: Define and use TARGET_UNWIND_EMIT.
293 * target.h (struct gcc_target): Add unwind_emit.
294 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
295 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
296 Remove IA64_UNWIND_EMIT.
297 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
299 2004-07-14 Richard Henderson <rth@redhat.com>
301 * print-tree.c (print_node): Handle SSA_NAME.
303 2004-07-14 James E Wilson <wilson@specifixinc.com>
306 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
307 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
309 2004-07-15 Jakub Jelinek <jakub@redhat.com>
311 * expr.c (expand_assignment): Reenable bitfield += optimizations.
312 Use alias set 0 for memory, do proper mode calculations and adjust
313 address for memories.
315 2004-07-14 Per Bothner <per@bothner.com>
317 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
318 structure with extra column field.
319 * tree.c (expand_location): Also fill in column field.
320 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
321 gets confused by the two conditionally-compiled definitions.
323 2004-07-14 Eric Christopher <echristo@redhat.com>
325 * calls.c (expand_call): Fix typo in comment.
327 2004-07-14 Steve Ellcey <sje@cup.hp.com>
329 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
330 comparision of TFmode.
332 2004-07-14 Richard Henderson <rth@redhat.com>
334 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
335 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
336 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
337 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
338 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
339 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
340 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
341 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
342 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
344 2004-07-14 Mike Stump <mrs@apple.com>
346 * config/darwin.h (WINT_TYPE): Define to be int to match
349 2004-07-14 Bob Wilson <bob.wilson@acm.org>
351 * config/xtensa/xtensa.c (function_arg_advance): Check for args
352 that must be passed in the stack.
353 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
354 arguments if the size is not a constant.
356 2004-07-14 Per Bothner <per@bothner.com>
358 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
359 instead of EXPR_LOCUS in a boolean context, which is always true
360 if --enable-mapped-location.
361 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
363 2004-07-14 Richard Henderson <rth@redhat.com>
365 * dominance.c (struct dom_info): Add fake_exit_edge.
366 (init_dom_info): Allocate it.
367 (free_dom_info): Free it.
368 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
370 (calc_idoms): Honor fake_exit_edge.
372 2004-07-13 Jason Merrill <jason@redhat.com>
374 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
375 (rhs_test_for): New fn.
376 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
377 * tree-gimple.h: Declare them.
378 * gimplify.c (gimplify_modify_expr): Use the new fns.
380 2004-07-14 Richard Henderson <rth@redhat.com>
382 * config/arm/arm-protos.h (arm_va_arg): Remove.
383 * config/arm/arm.c (arm_va_arg): Remove.
384 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
385 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
387 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
389 * pa.c (fix_range): New function to mark a range(s) of registers as
391 (override_options): Call fix_range if the -mfixed-range option string
393 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
394 * doc/invoke.texi (-mfixed-range): Document new option.
396 2004-07-14 David Edelsohn <edelsohn@gnu.org>
398 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
400 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
402 2004-07-14 Roger Sayle <roger@eyesopen.com>
404 * expmed.c (expand_sdiv_pow2): New function to expand signed division
405 by a positive power of two, split out from expand_divmod. Provide
406 an alternate implementation when shifts are expensive. Lower the
407 threshold for using a branchless implementation to BRANCH_COST >= 2.
408 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
410 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
412 * tree-dfa.c (make_rename_temp): *Really* work just
413 like create_tmp_var if called while outside SSA form.
415 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
417 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
418 for division by zero.
419 ("umodsi3"): Likewise.
421 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
423 * config/mips/mips.c (mips_output_move): When generating mips16 code,
424 force loads of negative constants to be split.
425 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
426 Generalize SImode li/neg splitter to cope with other modes.
428 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
430 * expmed.c: Remove more references to QUEUED in the comments.
433 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
436 2004-07-13 Richard Henderson <rth@redhat.com>
437 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
440 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
442 * tree-dfa.c (make_rename_temp): Work just like
443 create_tmp_var if called while outside SSA form.
445 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
447 * expr.c (enqueue_insn, finish_expr_for_function,
448 protect_from_queue, queued_subexp_p, mark_queue,
449 emit_insns_enqueued_after_mark, emit_queue,
450 expand_increment): Remove.
451 (store_constructor): Expand increment as an assignment.
452 (expand_expr_real_1 <case PREINCREMENT_EXPR,
453 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
454 case POSTDECREMENT_EXPR>): Abort.
455 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
456 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
457 protect_from_queue, emit_queue, queued_subexp_p): Remove.
458 * function.h (pending_chain, x_pending_chain): Remove.
459 * rtl.def (QUEUED): Remove.
461 * emit-rtl.c (copy_insn_1, copy_most_rtx,
462 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
463 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
464 encode_units_mask): Likewise.
465 * local-alloc.c (equiv_init_varies_p): Likewise.
466 * rtl.c (copy_rtx): Likewise.
467 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
468 * simplify-rtx.c (simplify_gen_subreg): Likewise.
469 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
471 * builtins.c (expand_builtin, expand_builtin_apply,
472 expand_builtin_mathfn, expand_builtin_mathfn_2,
473 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
474 Remove calls to emit_queue and protect_from_queue.
475 * calls.c (expand_call, precompute_arguments,
476 precompute_register_parameters, rtx_for_function_call,
477 store_one_arg): Likewise.
478 * dojump.c (do_compare_and_jump, do_jump): Likewise.
479 * explow.c (memory_address): Likewise.
480 * expmed.c (clear_by_pieces_1, clear_storage,
481 clear_storage_via_libcall, emit_group_load,
482 emit_group_store, emit_store_flag,
483 expand_expr_real_1, store_by_pieces,
484 store_constructor, store_expr, try_casesi,
485 try_tablejump): Likewise.
486 * function.c (expand_pending_sizes): Likewise.
487 * optabs.c (emit_cmp_and_jump_insns,
488 emit_conditional_add, emit_conditional_move,
489 expand_fix, expand_float, prepare_cmp_insn): Likewise.
490 * stmt.c (emit_case_bit_tests,
491 expand_asm_expr, expand_computed_goto,
492 expand_decl_init, expand_end_case_type,
493 expand_end_stmt_expr, expand_expr_stmt_value,
494 expand_return, expand_start_case,
495 optimize_tail_recursion): Likewise.
496 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
497 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
499 2004-07-14 Ben Elliston <bje@au.ibm.com>
501 * vec.h: Comment fix.
503 2004-07-13 Richard Henderson <rth@redhat.com>
505 * target.h (struct gcc_target): Add calls.pass_by_reference.
506 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
507 * function.c (pass_by_reference): Use the hook.
508 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
509 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
510 (hook_pass_by_reference_must_pass_in_stack): New.
511 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
512 (alpha_pass_by_reference): New.
513 (TARGET_PASS_BY_REFERENCE): New.
514 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
515 * config/arc/arc.c (arc_pass_by_reference): New.
516 (TARGET_PASS_BY_REFERENCE): New.
517 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
518 (FUNCTION_ARG_CALLEE_COPIES): True.
519 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
520 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
521 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
522 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
523 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
524 * config/cris/cris.c (cris_pass_by_reference): New.
525 (TARGET_PASS_BY_REFERENCE): New.
526 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
527 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
528 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
529 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
530 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
531 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
532 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
533 (frv_function_arg_pass_by_reference): Remove.
534 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
535 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
536 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
537 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
538 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
539 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
540 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
541 (ia64_pass_by_reference): Rename from
542 ia64_function_arg_pass_by_reference.
543 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
544 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
545 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
546 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
547 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
548 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
549 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
550 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
551 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
552 (m32r_pass_by_reference): Adjust prototype. Make static.
553 Handle mode sizes correctly.
554 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
555 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
556 (m68hc11_function_arg_pass_by_reference): Remove.
557 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
558 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
559 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
560 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
561 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
562 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
563 (mips_va_arg): Use pass_by_reference.
564 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
565 Handle mode sizes correctly.
566 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
567 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
568 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
569 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
570 (mmix_pass_by_reference): Rename from
571 mmix_function_arg_pass_by_reference.
572 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
573 (FUNCTION_ARG_CALLEE_COPIES): True.
574 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
575 (mn10300_pass_by_reference): New.
576 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
577 (FUNCTION_ARG_CALLEE_COPIES): True.
578 * config/pa/pa.c (pa_pass_by_reference): New.
579 (TARGET_PASS_BY_REFERENCE): New.
580 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
581 (FUNCTION_ARG_CALLEE_COPIES): True.
582 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
583 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
584 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
585 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
586 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
587 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
588 (s390_pass_by_reference): Rename from
589 s390_function_arg_pass_by_reference.
590 (s390_function_arg_advance): Don't query pass-by-ref.
591 (s390_function_arg): Likewise.
592 (s390_gimplify_va_arg): Use pass_by_reference.
593 (s390_call_saved_register_used): Likewise.
594 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
595 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
596 (shcompact_byref, sh_pass_by_reference): New.
597 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
598 (SHCOMPACT_BYREF): Remove.
599 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
600 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
601 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
602 (sparc_gimplify_va_arg): Use pass_by_reference.
603 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
604 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
605 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
606 (v850_pass_by_reference): New.
607 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
608 (FUNCTION_ARG_CALLEE_COPIES): True.
609 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
610 FUNCTION_ARG_PASS_BY_REFERENCE docs.
612 2004-07-14 Richard Henderson <rth@redhat.com>
613 Richard Sandiford <rsandifo@redhat.com>
615 * config/mips/mips-protos.h (mips_va_arg): Delete.
616 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
617 * config/mips/mips.c: Include tree-gimple.h.
618 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
619 (mips_arg_info): Remove special handling of must_pass_in_stck args.
620 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
621 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
623 2004-07-13 Bob Wilson <bob.wilson@acm.org>
625 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
626 arguments for COND_EXPR in big-endian adjustment code.
628 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
631 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
632 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
633 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
635 2004-07-13 Diego Novillo <dnovillo@redhat.com>
637 PR tree-optimization/16443
638 * tree-ssa-alias.c: Add more description for
639 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
640 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
641 clobbering of call-clobbered and addressable variables. If
642 there are any before aliases have been computed, add them.
644 2004-07-13 Diego Novillo <dnovillo@redhat.com>
646 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
649 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
651 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
652 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
655 2004-07-13 Per Bothner <per@bothner.com>
657 * collect2.c (main): Handle --no-demangle and --demangle flags.
659 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
661 * Makefile.in (OBJS-common): Add tree-data-ref.o.
662 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
663 (tree-data-ref.o): New rule.
664 * lambda.h: New file.
665 * tree-data-ref.c: New file.
666 * tree-data-ref.h: New file.
667 * tree.c (int_cst_value, tree_fold_gcd): New functions.
668 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
670 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
673 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
674 * config/sparc/sparc.c (output_ubranch): New function.
675 * config/sparc/sparc.md (jump pattern): Use it.
677 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
680 * config/sparc/sparc.c (output_cbranch): Properly guard
681 the code handling far branches with TARGET_V9.
682 * config/sparc/sparc.md (length attribute): Document the
683 side-effect of having a length greater or equal to 3.
685 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
686 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
689 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
690 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
692 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
693 Martin Sebor <sebor@roguewave.com>
696 * doc/invoke.texi (SPARC options): Document -threads
697 and -pthreads on Solaris.
699 2004-07-13 Richard Henderson <rth@redhat.com>
701 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
703 (ind_gimplify_va_arg_expr): Remove.
704 * tree.h (ind_gimplify_va_arg_expr): Remove.
705 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
706 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
709 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
710 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
711 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
712 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
713 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
715 2004-07-13 Richard Henderson <rth@redhat.com>
717 * function.c (pass_by_reference): New.
718 (assign_parm_find_data_types): Use it.
719 * calls.c (initialize_argument_information): Likewise.
720 (emit_library_call_value_1): Likewise.
721 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
722 * function.h (pass_by_reference): Declare.
724 2004-07-13 Richard Henderson <rth@redhat.com>
726 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
727 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
728 * expr.h (MUST_PASS_IN_STACK): Remove.
729 * system.h (MUST_PASS_IN_STACK): Poison.
730 * tree.h (must_pass_in_stack_var_size): Declare.
731 (must_pass_in_stack_var_size_or_pad): Declare.
732 * calls.c (must_pass_in_stack_var_size): New.
733 (must_pass_in_stack_var_size_or_pad): Rename from
734 default_must_pass_in_stack.
735 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
736 (TARGET_MUST_PASS_IN_STACK): New.
737 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
738 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
739 (TARGET_MUST_PASS_IN_STACK): New.
740 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
741 * config/frv/frv.c (frv_must_pass_in_stack): New.
742 (TARGET_MUST_PASS_IN_STACK): New.
743 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
744 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
745 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
746 (ix86_must_pass_in_stack): Make static.
747 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
748 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
749 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
750 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
751 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
752 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
753 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
754 (mcore_must_pass_on_stack): Remove.
755 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
756 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
757 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
758 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
759 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
760 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
761 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
762 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
763 (TARGET_MUST_PASS_IN_STACK): New.
764 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
765 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
766 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
767 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
768 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
769 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
770 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
773 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
774 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
775 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
776 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
777 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
778 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
779 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
780 config/xtensa/xtensa.c: Use target hook.
782 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
784 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
785 * configure: Rebuilt.
787 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
789 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
790 * config/mips/mips.h (mips_reg_names): Don't declare.
791 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
792 (TARGET_NAME_REGS): Delete.
793 (TARGET_SWITCHES): Remove -mrnames.
794 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
795 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
797 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
798 (override_options): Remove handling of TARGET_NAME_REGS.
800 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
802 * config/mips/mips.h (TARGET_*): Boolify.
804 2004-07-12 Nick Clifton <nickc@redhat.com>
806 * config.gcc: Add sh-*-symbianelf target.
807 * config/sh/sh.c: Add new target macros:
808 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
809 TARGET_CXX_IMPORT_EXPORT_CLASS.
810 (sh_file_start): Create a definition of the .directive section.
811 (sh_attribute): Add dllimport and dllexport attributes.
812 * config/sh/symbian-pre.h: New file.
813 * config/sh/symbian-post.h: New file.
814 * config/sh/symbian.c: New file. Contains Symbian specific
816 * config/sh/sh-protos.h: Add prototypes for new functions
817 provided by symbian.c.
818 * config/sh/t-symbian: New file.
819 * doc/extend.texi: Document support for dllimport and dllexport
820 attributes by the sh-symbianelf target.
822 2004-07-12 James E Wilson <wilson@specifixinc.com>
824 * Makefile.in (AR): Use @AR@ not ar.
826 (AR_FOR_TARGET): Use $(AR) not ar for native.
827 (NM_FOR_TARGET): Use $(NM) not nm for native.
828 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
829 * configure: Regenerate.
831 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
833 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
835 (ashldi3_sp64): Likewise.
837 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
840 * pa.c (function_arg): Update comment.
841 * pa.h (BLOCK_REG_PADDING): Define.
843 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
845 PR tree-optimization/16461
846 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
847 arguments of phi nodes.
849 2004-07-12 Devang Patel <dpatel@apple.com>
851 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
853 2004-07-12 Steve Ellcey <sje@cup.hp.com>
855 * function.c (expand_function_start): Ensure r_save is in Pmode.
856 * calls.c (prepare_call_address): Ensure static_chain_value is
858 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
859 r_save_area are in Pmode.
860 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
861 fnaddr, and static_chain are in Pmode.
863 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
866 * config/ia64/ia64.c (bundling): Don't count ignored insns.
868 2004-07-12 Richard Henderson <rth@redhat.com>
870 * target.h (struct gcc_target): Move gimplify_va_arg_expr
871 next to build_builtin_va_list.
872 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
873 * builtins.c (gimplify_va_arg_expr): Likewise.
874 * gimplify.c (copy_if_shared_r): Likewise.
876 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
878 * passes.c (rest_of_decl_compilation): Don't defer call of
879 assemble_variable if its DECL_RTL is already set.
881 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
883 * cfgloop.h (struct loop): Add nb_iterations field.
884 (current_loops): Declare.
885 * tree-chrec.c (chrec_not_analyzed_yet,
886 chrec_dont_know, chrec_known, count_ev_in_wider_type,
887 chrec_contains_symbols_defined_in_loop): Remove the temporary
889 * tree-flow-inline.h (loop_containing_stmt): New function.
890 * tree-scalar-evolution.c: Add implementation.
891 * tree-scalar-evolution.h: Add declarations.
893 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
895 PR rtl-optimization/15921
896 * Makefile.in (global.o): Add recog.h.
898 * global.c (recog.h): Add the include-clause.
899 (bb_info): New member earlyclobber.
900 (allocate_bb_info, free_bb_info): Initialize/finish the new
902 (earlyclobber_regclass, earlyclobber_regclass_length): The new
904 (check_earlyclobber, regclass_intersect,
905 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
907 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
908 (make_accurate_live_analysis): Modify pavin.
910 2004-07-12 Diego Novillo <dnovillo@redhat.com>
912 * tree-cfg.c (find_taken_edge): Statically compute the truth
913 value of a predicate comparing an SSA_NAME to itself.
915 2004-07-12 Roger Sayle <roger@eyesopen.com>
917 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
918 rs6000 doesn't have shift-and-add or shift-and-sub instructions
919 by returning the cost of a multiplication plus an addition.
921 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
923 PR tree-optimization/14107
924 * gimplify.c (gimplify_return_expr): Accept a
925 RETURN_EXPR with an error argument.
926 * tree-optimize.c (init_tree_optimization_passes):
927 Run pass_warn_function_return at -O0.
929 2004-07-12 Roger Sayle <roger@eyesopen.com>
931 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
934 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
936 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
937 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
938 * config/mips/3000.md: Add copyright notice. Remove automota and
939 function units; use generic ones instead. Only define reservations
940 for things that are different from generic.md. Extend each clause
942 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
943 * config/mips/mips.md: Include them. Remove define_function_units.
944 (alu, imuldiv): New automata and units.
946 2004-07-12 Ben Elliston <bje@au.ibm.com>
948 * doc/invoke.texi (Optimize Options): Document -frename-registers
949 not being enabled by default at -O3.
951 2004-07-11 Roger Sayle <roger@eyesopen.com>
953 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
954 floating point additions, to keep real immediate constant positive.
955 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
956 into X + C, and leave positive real constants as X - C.
958 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
960 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
962 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
964 PR tree-optimization/15654
965 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
967 2004-07-11 Roger Sayle <roger@eyesopen.com>
969 * builtins.c (fold_builtin_fputs): Don't bother converting the
970 return type to integer_type_node, as we've already checked that
971 the result will be ignored.
973 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
974 that signed addition, subtraction, multiplication, division,
975 remainder, negation and absolute value may potentially trap.
977 * fold-const.c (fold_ignored_result): New function to strip
978 non-side-effecting tree nodes from an expression whose result
980 (fold_convert): Call fold_ignored_result when casting a value
982 (omit_one_operand): Call fold_ignored_result on the "omitted"
983 operand when building a COMPOUND_EXPR.
984 (pedantic_omit_one_operand): Likewise.
985 * tree.h (fold_ignored_result): Prototype here.
986 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
987 when we're going to ignore the result.
989 2004-07-11 Richard Henderson <rth@redhat.com>
992 * tree-ssa-ccp.c (fold_stmt_r): Split out...
993 * tree.c (fields_compatible_p, find_compatible_field): ... new.
994 * tree.h (fields_compatible_p, find_compatible_field): Declare.
995 * tree-sra.c (sra_hash_tree): Hash fields by offset.
996 (sra_elt_eq): Use fields_compatible_p.
997 (generate_one_element_ref): Use find_compatible_field.
999 2004-07-11 Richard Henderson <rth@redhat.com>
1002 * tree-sra.c (generate_one_element_init): New.
1003 (generate_element_init): Use it.
1004 (scalarize_init): Push/pop gimplify context around it.
1005 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1006 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1008 2004-07-11 Roger Sayle <roger@eyesopen.com>
1010 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1011 combine.c's combine_insn_cost.
1012 * rtl.h (insn_rtx_cost): Prototype here.
1013 * combine.c (combine_insn_cost): Delete function.
1014 (combine_validate_cost): Update callers of combine_insn_cost to
1015 call insn_rtx_cost instead.
1016 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1017 requesting the rtx_cost of call and/or jump instructions.
1019 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1020 rtx_cost directly. Don't request/use the cost of call or jump
1021 instructions. Return -1 if the cost of any instruction can't be
1022 determined (or the BB contains a function call).
1023 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1024 -1 (i.e. can't determine the cost of any instruction or the basic
1025 block contains a subroutine call).
1026 (find_if_case_2): Likewise.
1028 2004-07-11 Roger Sayle <roger@eyesopen.com>
1030 * rs6000.c (struct processor_costs): Change semantics of fields to
1031 include the COST_N_INSNS scaling, and update all initializers.
1032 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1033 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1034 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1035 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1037 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1039 * LANGUAGES: Remove obsolete information.
1041 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1043 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1044 SIGBUS signal frames, the PSW address points *to* the faulting
1045 instruction, not after it.
1047 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1049 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1050 added to TLS symbol addresses.
1052 2004-07-11 Richard Henderson <rth@redhat.com>
1054 * expmed.c (init_expmed): Use stack-local structures for
1055 temporary rtl. Don't recognize shifts.
1057 2004-07-11 Richard Henderson <rth@redhat.com>
1059 * expr.c (store_expr): Don't fiddle subreg promotion for types
1060 with precision smaller than the mode.
1062 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1064 * tree.h (all_types_permanent): Remove.
1066 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1068 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1069 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1070 * langhooks.c (lhd_clear_binding_stack): Remove.
1071 * langhooks-def.h (lhd_clear_binding_stack,
1072 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1073 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1074 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1075 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1076 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1077 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1078 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1079 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1080 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1081 * tree.h (poplevel): Don't declare.
1082 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1083 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1084 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1085 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1088 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1090 PR tree-optimization/16437
1091 * c-common.c (shorten_compare): Don't mark result of conversion to
1092 narrower signed type as overflowing.
1093 * fold-const.c (decode_field_reference): Determine whether
1094 signedness comes from outer type using precision rather than size.
1096 2004-07-11 Phil Edwards <phil@codesourcery.com>
1098 * configure.ac: Alphabetize --enable-checking list, add
1099 missing valgrind entry.
1100 * configure: Regenerate.
1102 2004-07-11 Phil Edwards <phil@codesourcery.com>
1104 * doc/install.texi (Testing): Fix syntax in "make check" example.
1106 2004-07-10 James E Wilson <wilson@specifixinc.com>
1108 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1110 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1112 PR rtl-optimization/16001
1113 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1116 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1118 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1120 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1121 James Morrison <phython@gcc.gnu.org>
1123 * doc/contrib.texi (Contributors): Add gfortran contributors and
1124 fix a couple of typos.
1126 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1128 PR rtl-optimization/15387
1129 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1130 to incoming args space correctly.
1132 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1134 * pa.c (output_indirect_call): Only use %r2 as the link register in
1135 indirect calls with the long PA 2.0 pc-relative branch.
1137 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1139 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1140 for the default tuning if TARGET_64BIT.
1142 2004-07-10 Richard Henderson <rth@redhat.com>
1144 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1145 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1147 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1149 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1150 * expmed.c (store_bit_field, extract_bit_field): Remove last
1152 * builtins.c (expand_builtin_signbit): Adjust callers.
1153 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1154 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1155 * ifcvt.c (noce_emit_move_insn): Likewise.
1156 * stmt.c (expand_return): Likewise.
1157 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1158 store_field, expand_expr_real_1): Likewise.
1160 2004-07-10 Richard Henderson <rth@redhat.com>
1162 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1164 2004-07-09 Mike Stump <mrs@apple.com>
1166 * config/darwin.c (no_dead_strip): Add.
1167 (HAVE_DEAD_STRIP): Add.
1168 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1171 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1173 * tree-ssa-loop-im.c: New file.
1174 * Makefile.in (tree-ssa-loop-im.o): Add.
1175 * cfgloop.c (superloop_at_depth): New function.
1176 * cfgloop.h (superloop_at_depth): Declare.
1177 * common.opt (ftree-lim): New flag.
1178 * expr.c (array_ref_up_bound): New function.
1179 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1180 * timevar.def (TV_LIM): New timevar.
1181 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1182 computing immediate uses of a phi node.
1183 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1184 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1185 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1186 * tree-pass.h (pass_lim): Declare.
1187 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1189 (pass_lim): New pass structure.
1190 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1191 * tree.c (in_array_bounds_p): New function.
1192 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1193 (in_array_bounds_p, array_ref_up_bound): Declare.
1194 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1195 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1197 2004-07-09 Richard Henderson <rth@redhat.com>
1199 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1201 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1204 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1206 * flags.h: Delete redundant prototypes that are being generated
1207 in options.h from common.opt.
1208 * common.opt: Add in the expository comments formerly in flags.h.
1210 2004-07-09 Jan Beulich <jbeulich@novell.com>
1212 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1213 available for use only when TARGET_MMX/_SSE is set, and check for
1214 variable argument function if any register count is non-zero.
1215 (function_arg): Correctly suppress repeated warnings for passing SSE
1216 vectors are arguments without SSE enabled.
1217 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1218 would be SSE register modes does no longer influence the alignment.
1220 2004-07-09 Richard Henderson <rth@redhat.com>
1222 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1223 Always align upward to arg boundary. Use size_in_bytes/round_up.
1224 Maintain type-correctness of constants.
1225 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1227 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1229 * config/sparc/sparc.c (*_costs): Scale instruction costs
1231 (sparc_rtx_costs): Adjust as appropriate.
1233 2004-07-09 Jan Beulich <jbeulich@novell.com>
1235 * config/i386/mm3dnow.h: New.
1236 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1238 2004-07-09 Richard Henderson <rth@redhat.com>
1240 * simplify-rtx.c (simplify_const_relational_operation): Only
1241 look at bounds of scalar integers.
1243 2004-07-09 Jan Beulich <jbeulich@novell.com>
1245 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1247 2004-07-09 Andrew Pinski <apinski@apple.com>
1249 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1251 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1252 UOBJC_METACLASS_decl.
1254 2004-07-09 James E Wilson <wilson@specifixinc.com>
1257 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1258 do return a parallel if hfa_mode == XFmode and mode == TImode.
1260 2004-07-09 Jan Beulich <jbeulich@novell.com>
1262 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1263 permissible for unary plus.
1265 2004-07-09 Jan Beulich <jbeulich@novell.com>
1267 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1268 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1269 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1270 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1271 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1272 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1273 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1274 (BUILTIN_xxxIMAX): New.
1275 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1276 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1277 BUILT_IN_PARITYIMAX.
1279 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1281 * config/sparc/sparc.h (processor_costs): Define.
1282 (sparc_costs): Declare.
1283 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1284 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1285 ultrasparc3_costs): New.
1286 (sparc_override_options): Set sparc_costs as appropriate.
1287 (sparc_rtx_costs): Use sparc_costs instead of messy
1290 2004-07-09 Steven Bosscher <stevenb@suse.de>
1292 * doc/md.texi (Processor pipeline description): Mention that
1293 the old pipeline description is deprecated.
1295 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1296 mciu_7450 function unit to...
1297 (automaton ppc7450mciu): ...new automaton.
1299 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1300 (schedule_block): Don't consider inserting bubbles.
1301 (sched_init): Don't initialize DFA bubbles.
1302 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1303 TARGET_SCHED_DFA_BUBBLE): Remove.
1304 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1305 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1306 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1308 * stmt.c (conditional_context): Remove prototype.
1309 * tree.h (conditional_context): Remove.
1310 * tree-cfg.c (pre_insert_on_edge): Remove.
1312 * c-common.h (c_expand_asm_operands): Remove prototype.
1313 * c-typeck.c (c_expand_asm_operands): Remove.
1315 2004-07-09 Jan Beulich <jbeulich@novell.com>
1317 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1318 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1319 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1320 and V8QI are class SSE. All sufficiently small remaining vector modes
1321 must be passed in one or two integer registers.
1322 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1324 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1325 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1326 and must thus be handled explicitly.
1327 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1329 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1330 movv2sf_internal): Permit moving between MMX and XMM registers (since
1331 MMX areguments and return values are passed in XMM registers).
1332 (sse2_umulsidi3): Correct type and mode.
1334 2004-07-09 Richard Henderson <rth@redhat.com>
1336 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1338 2004-07-09 Eric Christopher <echristo@redhat.com>
1340 * config/rs6000/40x.md: Split into two automatons.
1342 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1343 Andrew Pinski <apinski@apple.com>
1345 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1346 on when we have more than one input file.
1347 (c_common_parse_file): Restore loop over all input files.
1348 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1350 * c-decl.c (set_type_context): New function.
1351 (pop_scope): Use it to set context of types. When we
1352 encounter a TYPE_DECL, set the context of the attached type too.
1353 (pop_file_scope): Don't call cpp_undef_all here.
1354 (diagnose_mismatched_decls): Do not complain about a second
1355 definition of an 'extern inline' function if it's not in the
1356 same translation unit. Do not complain about inline
1357 declaration after use if the use was in a different
1359 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1360 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1362 (pushdecl_top_level): Likewise.
1363 (grokdeclarator): Clarify what is going on with setting
1364 DECL_EXTERNAL on function types, a little.
1365 (c_write_global_declarations): Don't do anything if
1366 -fsyntax-only or errors have been encountered.
1368 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1370 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1372 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1375 * pa.c (output_indirect_call): Use %r2 as the link register when
1376 calling $$dyncall with a pc-relative branch.
1378 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1380 * doc/install.texi (Binaries): Mention OpenPKG.
1382 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1384 Fix PR tree-optimization/15555
1385 * tree-dfa.c (dump_variable): If the variable is a pointer
1386 SSA_NAME, also dump its points-to information.
1387 * tree-flow.h (struct ptr_info_def): Add field
1389 (dump_points_to_info_for): Declare.
1390 (debug_points_to_info_for): Declare.
1391 * tree-optimize.c (init_tree_optimization_passes): Add a
1392 second alias analysis pass after DOM2.
1393 Move pass_del_pta to a later spot.
1394 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1395 create a name tags when we find a dereferenced pointer. Just
1396 mark the pointer dereferenced.
1397 (collect_points_to_info_for): Move code to clear points-to
1398 information to create_name_tags.
1399 (create_name_tags): New function.
1400 (compute_flow_sensitive_aliasing): Call it.
1401 (setup_pointers_and_addressables): Mark type tags for renaming
1403 (create_memory_tag): ... here.
1404 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1405 (dump_points_to_info_for): Declare extern.
1406 (debug_points_to_info_for): New function.
1408 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1410 * config/arc/arc.md: Switch to DFA-based scheduler description.
1411 * config/arc/arc.c: Switch to DFA-based scheduler description.
1413 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1415 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1418 2004-07-09 Richard Henderson <rth@redhat.com>
1420 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1421 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1422 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1423 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1425 * config/v850/v850-protos.h (v850_va_arg): Remove.
1426 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1427 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1428 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1429 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1430 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1432 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1435 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1436 and DImode to use +/-4k offset.
1438 2004-07-09 Richard Henderson <rth@redhat.com>
1440 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1442 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1443 (xstormy16_gimplify_va_arg_expr): Rewrite from
1444 xstormy16_expand_builtin_va_arg.
1445 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1447 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1448 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1450 * config/sh/sh-protos.h (sh_va_arg): Remove.
1451 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1452 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1453 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1455 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1456 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1457 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1458 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1460 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1461 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1462 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1463 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1465 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1467 * config/sparc/sparc.md (return): Rewrite length formula.
1468 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1469 argument to final_scan_insn when in a delay slot.
1470 (output_sibcall): Likewise.
1472 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1474 * arm.c (arm_cpp_interwork): New variable.
1475 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1477 * arm.h (arm_cpp_interwork): Declare it.
1478 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1479 __THUMB_INTERWORK__ in the preprocessor.
1481 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1483 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1485 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1488 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1489 Override default settings to account for -m32 and -m64.
1491 2004-07-08 Randolph Chung <tausq@debian.org>
1493 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1495 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1497 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1498 before comparing it as such.
1500 2004-07-08 Richard Henderson <rth@redhat.com>
1502 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1503 temporary. Use bit arithmetic to align.
1505 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1507 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1508 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1509 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1510 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1511 add_labels_and_missing_jumps, find_jump_block,
1512 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1514 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1515 link_btr_uses, move_btr_def): Likewise.
1516 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1517 expand_builtin_expect_jump): Likewise.
1518 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1519 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1520 * cfganal.c (forwarder_block_p): Likewise.
1521 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1522 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1523 find_bb_boundaries): Likewise.
1524 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1525 merge_blocks_move_predecessor_nojumps,
1526 merge_blocks_move_successor_nojumps, insns_match_p,
1527 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1528 try_optimize_cfg): Likewise.
1529 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1530 * cfglayout.c (skip_insns_after_block, label_for_bb,
1531 record_effective_endpoints, insn_locators_initialize,
1532 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1533 * cfgmainloop.c (create_loop_notes): Likewise.
1534 * cfgrtl.c (delete_insn, delete_insn_chain,
1535 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1536 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1537 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1538 redirect_branch_edge, force_nonfallthru_and_redirect,
1539 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1540 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1541 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1542 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1543 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1544 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1545 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1546 * combine.c (combine_instructions, can_combine_p, try_combine,
1547 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1548 distribute_notes, distribute_links, insn_cuid): Likewise.
1549 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1550 invalidate_skipped_block, cse_set_around_loop,
1551 cse_end_of_basic_block, cse_main, cse_basic_block,
1552 cse_condition_code_reg): Likewise.
1553 * cselib.c (cselib_process_insn): Likewise.
1554 * ddg.c (create_ddg): Likewise.
1555 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1557 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1558 gen_label_die, dwarf2out_var_location): Likewise.
1559 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1560 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1561 last_call_insn, active_insn_p, next_label, prev_label,
1562 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1563 add_insn_before, remove_insn, add_function_usage_to,
1564 reorder_insns, find_line_note, remove_unnecessary_notes,
1565 emit_insn_after_1, classify_insn): Likewise.
1566 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1567 connect_post_landing_pads, sjlj_mark_call_sites,
1568 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1569 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1570 convert_to_eh_region_ranges): Likewise.
1571 * explow.c (optimize_save_area_alloca): Likewise.
1572 * expr.c (expand_expr_real): Likewise.
1573 * final.c (insn_current_reference_address, compute_alignments,
1574 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1575 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1576 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1577 propagate_block_delete_insn, propagate_one_insn,
1578 init_propagate_block_info, propagate_block, libcall_dead_p,
1579 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1581 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1582 expand_function_start, expand_function_end, contains,
1583 thread_prologue_and_epilogue_insns,
1584 reposition_prologue_and_epilogue_notes): Likewise.
1585 * gcse.c (constprop_register, bypass_conditional_jumps,
1586 insert_insn_end_bb, gcse_after_reload): Likewise.
1587 * genemit.c (gen_expand, gen_split): Likewise.
1588 * genpeep.c (gen_peephole, main): Likewise.
1589 * global.c (build_insn_chain): Likewise.
1590 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1591 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1592 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1593 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1594 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1595 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1596 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1597 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1598 dead_or_predicable): Likewise.
1599 * integrate.c (try_constants): Likewise.
1600 * jump.c (rebuild_jump_labels, cleanup_barriers,
1601 purge_line_number_notes, init_label_info, mark_all_labels,
1602 squeeze_notes, get_label_before, get_label_after,
1603 reversed_comparison_code_parts, simplejump_p, pc_set,
1604 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1605 delete_barrier, delete_prior_computation, delete_computation,
1606 delete_related_insns, delete_for_peephole, redirect_jump):
1608 * lcm.c (optimize_mode_switching): Likewise.
1609 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1611 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1612 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1613 * loop-iv.c (simplify_using_assignment): Likewise.
1614 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1615 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1616 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1617 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1618 check_insn_for_givs, check_final_value, update_giv_derive,
1619 basic_induction_var, product_cheap_p, check_dbra_loop,
1620 loop_insn_first_p, last_use_this_basic_block,
1621 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1622 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1623 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1624 sms_schedule_by_order): Likewise.
1625 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1626 * postreload.c (reload_cse_simplify_operands, reload_combine,
1627 reload_cse_move2add): Likewise.
1628 * predict.c (can_predict_insn_p, estimate_probability,
1629 expected_value_to_br_prob, process_note_predictions): Likewise.
1630 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1631 * profile.c (branch_prob): Likewise.
1632 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1633 detect_webs_set_in_cond_jump): Likewise.
1634 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1635 ra_print_rtl_with_bb): Likewise.
1636 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1637 * recog.c (next_insn_tests_no_inequality, find_single_use,
1638 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1639 * reg-stack.c (next_flags_user, record_label_references,
1640 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1641 compensate_edge, convert_regs_1): Likewise.
1642 * regclass.c (scan_one_insn): Likewise.
1643 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1644 regmove_optimize, fixup_match_1, single_set_for_csa,
1645 combine_stack_adjustments_for_block): Likewise.
1646 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1647 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1648 find_equiv_reg): Likewise.
1649 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1650 reload_as_needed, emit_input_reload_insns, do_output_reload,
1651 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1653 * reorg.c (find_end_label, emit_delay_sequence,
1654 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1655 get_jump_flags, rare_destination, mostly_true_jump,
1656 try_merge_delay_insns, redundant_insn, own_thread_p,
1657 fill_simple_delay_slots, fill_slots_from_thread,
1658 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1659 dbr_schedule): Likewise.
1660 * resource.c (find_basic_block, next_insn_no_annul,
1661 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1662 * rtl.h (RTX_PREV): Likewise.
1663 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1664 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1665 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1666 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1667 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1668 find_first_parameter_load, can_hoist_insn_p): Likewise.
1669 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1670 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1671 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1672 schedule_ebbs): Likewise.
1673 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1674 is_conditionally_protected, can_schedule_ready_p,
1675 add_branch_dependences, debug_dependencies): Likewise.
1676 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1678 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1679 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1680 set_dominates_use, ujump_to_loop_cont): Likewise.
1681 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1682 * varasm.c (output_constant_pool_1): Likewise.
1684 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1686 * tree-scalar-evolution.c: New file.
1687 * tree-scalar-evolution.h: New file.
1688 * tree-ssa-loop-niter.c: New file.
1689 * Makefile.in (SCEV_H): New.
1690 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1691 * cfgloop.h (struct loop): Add bounds field.
1692 * tree-flow.h (struct tree_niter_desc): New type.
1693 (number_of_iterations_cond, number_of_iterations_exit,
1694 loop_niter_by_eval, find_loop_niter_by_eval,
1695 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1696 free_numbers_of_iterations_estimates): Declare.
1697 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1698 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1699 * doc/invoke.texi (max-iterations-to-track): Document.
1701 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1703 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1704 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1705 (MODE_AFTER): Add cast appropriately.
1706 * config/sh/sh.md (movdi splitter): Likewise.
1707 (casesi_worker_2): Add const qualifier appropriately.
1708 (eh_return): Remove unused variable.
1709 (insv): Initialize v;
1711 2004-07-08 Richard Henderson <rth@redhat.com>
1713 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1714 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1715 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1716 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1717 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1719 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1720 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1721 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1722 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1724 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1725 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1726 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1727 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1729 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1730 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1731 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1732 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1734 * config/i860/i860-protos.h (i860_va_arg): Remove.
1735 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1736 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1737 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1739 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1741 * system.h: Prototype getpagesize if missing.
1742 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1743 * configure: Regenerate.
1744 * config.in: Regenerate.
1746 2004-07-08 Richard Henderson <rth@redhat.com>
1748 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1749 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1750 (fr30_gimplify_va_arg_expr): New.
1751 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1752 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1754 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1757 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1758 of asm_noperands result.
1760 2004-07-08 Richard Henderson <rth@redhat.com>
1762 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1763 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1764 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1765 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1767 2004-07-08 Richard Henderson <rth@redhat.com>
1769 * builtins.c (ind_gimplify_va_arg_expr): New.
1770 * tree.h (ind_gimplify_va_arg_expr): Declare.
1771 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1773 2004-07-08 Jan Beulich <jbeulich@novell.com>
1775 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1776 patterns also on vector elements other than the first one.
1777 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1780 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1782 * config/rs6000/darwin-ldouble.c: Correct reference
1783 to the Linnainmaa paper.
1785 2004-07-08 Richard Henderson <rth@redhat.com>
1787 * config/arc/arc-protos.h (arc_va_arg): Remove.
1788 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1789 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1790 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1792 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1793 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1794 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1795 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1797 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1799 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1801 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1803 * c-decl.c (static_ctors, static_dtors): Make static.
1804 (pop_file_scope): Call c_common_write_pch and
1805 cgraph_finalize_compilation_unit here.
1806 (build_cdtor): Moved here from c-objc-common.c; simplify.
1807 (c_write_global_declarations_1): Clarify comment.
1808 (c_write_global_declarations): Close the external scope before
1809 doing anything else. Call build_cdtor, cgraph_optimize, and
1810 mudflap_finish_file here.
1811 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1813 * c-objc-common.c: No need to include cgraph.h.
1814 (build_cdtor): Moved to c-decl.c.
1815 (c_objc_common_finish_file): Delete.
1816 * c-tree.h: Update to match.
1817 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1818 (generate_static_references): Set TREE_USED before calling finish_decl.
1819 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1820 on the static_instances_decl.
1822 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1824 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1825 decls when there is only one input translation unit.
1826 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1827 change of 2004-07-05; do not treat declarations with
1828 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1829 * opts.c (cur_in_fname): Delete.
1831 * tree.c: Revert changes of 2004-07-05; no special treatment
1832 for TRANSLATION_UNIT_DECLs.
1833 * Makefile.in (tree.o): Update dependencies.
1835 2004-07-08 Roger Sayle <roger@eyesopen.com>
1837 * builtins.c (fold_builtin_strcpy): Merge functionality from
1838 simplify_builtin_strcpy. Add additional len argument. No longer
1839 static. Remove function prototype.
1840 (fold_builtin_strncpy): Likewise integrate functionality from
1841 simplify_builtin_strncpy. Add additional slen argument. No
1842 longer static. Remove function prototype.
1843 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1844 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1845 types of "ignore" and "unlocked" parameters to bool.
1846 (fold_builtin_1): Add additional ignore argument. Call renamed
1847 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1848 builtins. Update arguments to fold_builtin_strncpy and
1849 fold_builtin_strcpy. Add function prototype.
1850 (fold_builtin): Add additional Boolean ignore argument to pass
1852 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1853 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1854 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1856 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1857 simplify_builtin_strncpy): Delete function prototypes.
1858 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1859 fold_builtin_strncpy): Add function prototypes here.
1860 (fold_builtin): Update function prototype with new "bool ignore".
1862 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1863 (ccp_fold_builtin): Update call to fold_builtin. Call
1864 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1865 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1866 simplify_builtin_strncpy respectively.
1867 * fold-const.c (fold): Update call to fold_builtin.
1869 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1871 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1874 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1875 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1876 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1877 * calls.c: Remove ifdefs of macros above.
1878 * functions.c: Likewise.
1881 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1883 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1884 (arch attribute): Delete.
1885 (current_function_calls_alloca attribute): Rename into calls_alloca.
1886 (calls_eh_return): New attribute.
1887 (leaf_function): Likewise.
1888 (length attribute): Fix formula for sibcalls.
1889 (return insn): Correctly compute the 'length' attribute.
1890 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1892 2004-07-08 Richard Henderson <rth@redhat.com>
1894 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1895 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1896 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1897 * tree-eh.c (lower_eh_constructs_1): Likewise.
1898 * tree-sra.c (sra_walk_modify_expr): Likewise.
1899 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1900 (eliminate_unnecessary_stmts): Likewise.
1901 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1902 * tree-tailcall.c (optimize_tail_call): Likewise.
1903 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1905 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1906 Jakub Jelinek <jakub@redhat.com>
1908 * config/i386/i386.c (override_options): Enable
1909 SSE prefetches with -mtune, as long as we are
1910 compiling for i686 or higher. All i686 processors
1911 accept SSE prefetches as NOPS, some i586's don't.
1913 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1916 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1918 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1920 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1921 the handling of clobbering ASM_EXPRs.
1923 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1926 * config/sparc/sparc.c (function_value): In 64-bit mode,
1927 return the aggregates larger than 16 bytes like unions.
1929 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1932 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1933 'temp' is zero, generate new pseudos as needed and emit the
1934 sequence of insns in single-assignment form. Resync comments
1936 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1937 function before reload.
1939 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1941 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1943 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1945 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1946 Allocation is signed.
1947 (VEC_reserve): Return flag, allocation is signed.
1949 2004-07-08 Richard Henderson <rth@redhat.com>
1951 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1952 OBJ_TYPE_REF_OBJECT.
1954 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1955 Neil Booth <neil@daikokuya.co.uk>
1959 * c-decl.c (finish_struct): Ensure bit-fields are given the
1961 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1962 the precision to match as well as the mode.
1963 * expr.c (reduce_to_bit_field_precision): New function.
1964 (expand_expr_real_1): Reduce expressions of bit-field type to
1966 * langhooks.h (reduce_bit_field_operations): New hook.
1967 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1969 * c-lang.c, objc/objc-lang.c
1970 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1971 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1973 * tree.c (build_nonstandard_integer_type): New function.
1974 * tree.h (build_nonstandard_integer_type): New prototype.
1975 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1976 conversions between integer and boolean types as useless.
1978 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1980 * c-common.c (c_common_nodes_and_builtins): Do not
1981 create __builtin_ptrdiff_t and __builtin_size_t.
1983 2004-07-08 Andrew Pinski <apinski@apple.com>
1985 * Makefile.in (libbackend.o): Add -combine to the gcc
1988 2004-07-08 Nick Clifton <nickc@redhat.com>
1990 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1993 2004-07-08 Richard Henderson <rth@redhat.com>
1995 * except.c (expand_eh_region_start, expand_eh_region_end,
1996 expand_eh_handler, expand_eh_region_end_cleanup,
1997 expand_start_all_catch, expand_start_catch, expand_end_catch,
1998 expand_end_all_catch, expand_eh_region_end_allowed,
1999 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2000 expand_eh_region_end_fixup): Remove.
2001 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2002 cleanups, outer_cleanups, label_chain, exception_region.
2003 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2004 (struct label_chain): Remove.
2005 (struct stmt_status): Remove x_stack_block_stack.
2006 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2007 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2008 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2009 end_cleanup_deferral, last_cleanup_this_contour,
2010 containing_blocks_have_cleanups_or_stack_level,
2011 any_pending_cleanups): Remove.
2012 (expand_null_return_1): Take no arguments.
2013 (expand_label, expand_naked_return, expand_return,
2014 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2015 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2016 expand_end_case_type): Don't use any of them.
2017 * calls.c (expand_call): Likewise.
2018 * dojump.c (do_jump): Likewise.
2019 * function.c (expand_function_end): Likewise.
2020 * expr.c (store_expr, expand_expr_real_1): Likewise.
2021 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2022 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2023 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2024 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2025 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2026 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2027 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2028 for WITH_CLEANUP_EXPR.
2029 (gimple_push_cleanup): Likewise.
2030 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2031 * print-tree.c (print_node): Likewise.
2032 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2033 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2034 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2035 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2036 (GOTO_SUBROUTINE_EXPR): Remove.
2037 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2038 (DECL_TOO_LATE): Remove.
2039 * except.h, tree.h: Update decls.
2041 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2043 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2044 * passes.c (rest_of_handle_final): Handle symout.
2045 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2047 (rest_of_handle_sched): Break out SMS. Remove ifs for
2048 flag_schedule_insns and flag_modulo_sched.
2049 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2051 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2052 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2053 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2054 rest_of_handle_mode_switching, rest_of_handle_jump,
2055 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2056 rest_of_handle_jump2, rest_of_handle_postreload,
2057 rest_of_handle_flow2, rest_of_clean_state,
2058 rest_of_handle_shorten_branches,
2059 rest_of_handle_prologue_epilogue,
2060 rest_of_handle_branch_target_load_optimize): New.
2061 (rest_of_compilation): Call the above. Remove ggc_collect
2062 calls moved to rest_of_handle_*.
2063 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2065 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2066 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2067 * except.h (set_nothrow_function_flags): Update comment.
2068 * function.c (current_function_nothrow): Remove.
2069 * output.h (current_function_nothrow): Remove.
2070 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2071 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2073 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2076 * reorg.c: Revert 2004-06-30 change.
2077 (find_end_label): If HAVE_epilogue and !HAVE_return,
2078 return 0 instead of creating a label at the end of the insn chain.
2079 (optimize_skip): Account for the failure mode of find_end_label.
2080 (fill_simple_delay_slots): Likewise.
2081 (fill_slots_from_thread): Likewise.
2082 (relax_delay_slots): Likewise.
2084 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2086 * tree-flow.h (addressable_vars): Declare.
2087 * tree-ssa-alias.c (addressable_vars): Define.
2088 (setup_pointers_and_addressables): Add addressable variables
2089 to addressable_vars.
2090 * tree-ssa-operands.c (get_stmt_operands): Move
2091 handling of ASM_EXPRs ...
2092 (get_asm_expr_operands): ... here.
2093 When the ASM_EXPR clobbers memory, also clobber addressable
2095 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2096 (delete_tree_ssa): Reset addressable_vars.
2098 2004-07-07 Jan Beulich <jbeulich@novell.com>
2099 Richard Henderson <rth@redhat.com>
2101 * varasm.c (assemble_variable): Use assemble_zeros for
2102 zero-initialized variables.
2103 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2104 for SECCAT_BSS and SECCAT_TBSS.
2106 2004-07-07 Jan Beulich <jbeulich@novell.com>
2108 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2110 * expmed.c (emit_store_flag): Also special-case double-word
2111 (in-)equality comparison against -1.
2113 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2114 passing arguments the containers for which are registers.
2116 * calls.c (emit_library_call_value_1): Use mode of function parameter
2117 rather than that of argument since constants have none.
2119 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2121 Introduce H8SX support.
2122 * expr.c (expand_strcpy): Renamed and moved to...
2123 * builtins.c (expand_movstr): ... here. Tweak.
2124 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2125 computed or has side effects.
2126 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2127 unused, or if mempcpy fails. Adjust the return value in the
2128 latter case. Use movstr if everything else fails.
2129 * doc/md.texi (movstr): Document.
2130 (movmemM, clrmemM): Fix explanation of memory block operands.
2131 * config/h8300/h8300.md (stpcpy): Renamed to...
2132 (movstr): ... this. Adjust.
2133 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2134 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2135 movmem* and clrstr* to clrmem*.
2136 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2137 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2138 GENERAL_REGS, always.
2139 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2140 getting the stack pointer as addr.
2141 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2142 from general_operand_dst.
2143 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2145 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2146 instead of requiring it to match only before reload.
2147 (stpcpy_internal_normal): New, normal-mode variant of...
2148 (stpcpy_internal): ... this. Add modes to operands. Disparage
2149 `D' instead of requiring it to match only before reload.
2150 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2152 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2153 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2155 * config/h8300/h8300.md (attr type): Add call.
2156 (attr can_delay): If type is call, set it no.
2157 (call, call_value): Set type to call.
2158 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2159 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2160 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2161 * tree.c (get_narrower): Don't narrow integral types into
2163 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2164 frame_size *before* the first use.
2165 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2167 (peephole2): Don't widen instructions that push SP. Move
2168 decrement of SP to the end of all stm-generating peepholes.
2169 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2170 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2171 and OR to set it to all ones.
2172 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2173 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2174 (call, call_value): Set can_delay to "no".
2175 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2176 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2177 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2178 * config/h8300/h8300.md (*brabit): Remove.
2179 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2180 zero_extract. Use bit_memory_operand as the predicate for
2181 operand 1 and 'WU' as the constraint. Check the difference
2182 between the base length and the final one when deciding which
2183 type of branch to use.
2184 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2185 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2186 Use convert_move to extend the result for TARGET_H8300SX. Check
2187 for QImode memory references. Optimize the case where the
2188 destination is a paradoxical subreg.
2189 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2190 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2191 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2192 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2193 * config/h8300/h8300.md: Include mova.md
2194 (length_table): Add mova and mova_zero.
2195 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2196 after all constant addresses for '%R', '%X', '%T' and '%S'.
2197 (h8300_mova_length): New function.
2198 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2199 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2200 dependencies for s-config, etc.
2201 * config/h8300/gemova.sh: New file.
2202 * config/h8300/mova.md: Generated.
2203 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2204 * config/h8300/h8300.c (h8300_bitfield_length): New.
2205 (nibble_operand): Adjust.
2206 (h8300_binary_length): Handle conditional binary op.
2207 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2208 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2209 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2210 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2211 constraints. WU is introduced as a variant of U that requires a
2212 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2213 * config/h8300/h8300.md (attr type): Added bitbranch.
2214 (attr length_table): Added bitfield and bitbranch.
2215 (attr length): Compute bitbranch length.
2216 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2217 least-significant bit of a byte.
2218 (brabit, brabc, brabs): New.
2219 (insv, extzv): Emit bfst and bfld on H8300SX.
2220 (bfld, bfst, seq, sne): New.
2221 (bstzhireg, cmpstz, bstz, bistz): New.
2222 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2223 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2224 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2225 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2226 (h8sx_unary_memory_operator): New function.
2227 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2228 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2229 * config/h8300/h8300.md: Add peepholes to combine reloads and
2231 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2232 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2233 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2234 (and?i, ior?i, xor?i): Likewise.
2235 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2236 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2237 Various whitespace fixes.
2238 (h8300_constant_length): New function, split out from...
2239 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2240 (h8300_classify_operand): Use IN_RANGE.
2241 (h8300_classify_operand): Use h8300_constant_length.
2242 (h8300_short_move_mem_p): Tighten size check.
2243 (h8sx_mergeable_memrefs_p): Tighten equality check.
2244 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2245 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2247 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2248 * config/h8300/crtn.asm: Likewise.
2249 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2250 if __H8300SX__ is defined.
2251 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2252 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2253 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2254 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2255 addresses as mode-dependent.
2256 * config/h8300/h8300.c (print_operand_address): Update call to
2258 (h8300_get_index): Take a mode argument. Rework to fix an
2259 earlier misunderstanding.
2260 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2261 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2262 into a register if TARGET_H8300SX.
2263 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2264 TARGET_H8300SX. Also disable related define_splits.
2265 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2266 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2267 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2268 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2269 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2270 (EXTRA_CONSTRAINT_STR): Check it.
2271 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2273 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2274 * config/h8300/h8300.md (length_table): Add mov_imm4.
2275 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2276 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2277 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2279 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2280 * config/h8300/h8300.c (h8300_reorg): New function.
2281 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2282 * config/h8300/h8300.md (length): Subtract the length of the
2283 delay slot from (pc) when checking the range of forward branches.
2284 (delay_slot, can_delay): New attributes.
2285 (define_delay): Add bra/s handling.
2286 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2287 (jump): Add delayed-branch handling.
2288 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2289 * expr.c (expand_strcpy): New function.
2290 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2291 (expand_builtin_stpcpy): Likewise.
2292 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2293 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2294 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2295 handling to improve register allocation for -fno-omit-frame-pointer.
2296 (h8sx_split_movmd): Delete, moving er6 handling into...
2297 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2298 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2299 (movmd): Add calls to copy_rtx.
2300 (movmd_internal): In the second alternative, allow the initial and
2301 final destination registers to be different . Update the splitter
2302 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2303 instead of h8sx_split_movmd.
2304 (stpcpy, movsd): New expanders.
2305 (movsd_internal): New define_insn.
2306 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2307 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2308 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2309 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2310 and DESTINATION_REGS.
2311 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2312 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2313 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2314 (h8300_move_ratio): Declare.
2315 (MOVE_RATIO): Use it.
2316 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2317 (h8300_init_once): Initialize it.
2318 (h8300_reg_class_from_letter): New function.
2319 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2320 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2321 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2322 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2323 (movstrsi, movmd): New expanders.
2324 (movmd_internal): New insn.
2325 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2326 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2327 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2328 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2329 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2330 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2331 * config/h8300/h8300.c (nibble_operand): Fix warning.
2332 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2333 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2334 (movsf_h8300h): Disable for TARGET_H8300SX.
2335 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2336 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2337 h8300_stm_parallel and h8300_return_parallel.
2338 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2339 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2340 h8300_stm_parallel, h8300_return_parallel): New functions.
2341 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2342 if TARGET_H8300SX. Use h8300_push_pop.
2343 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2344 and final pop when generating h8sx code. Always emit some form
2346 * config/h8300/h8300.md: Don't enforce register alignment in
2347 stm peepholes if TARGET_H8300SX.
2348 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2349 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2350 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2351 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2352 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2353 (MULTILIB_DIRNAMES): Add a directory for it.
2354 (MULTILIB_MATCHES): Delete.
2355 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2356 * final.c (walk_alter_subreg): Handle addresses with subregs
2357 inside a ZERO_EXTEND or AND.
2358 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2359 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2361 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2362 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2363 @(dd,Rn.w) and @(dd,ERn.L).
2364 (h8300_displacement_size): Take the whole address as argument.
2365 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2366 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2367 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2368 (h8sx_mergeable_memrefs_p): Declare.
2369 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2370 (HAVE_PRE_INCREMENT): Likewise.
2371 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2372 addresses for TARGET_H8300SX,
2373 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2375 (movb_length_table, movl_length_table): New tables.
2376 (movw_length_table): Define to movb_length_table.
2377 (h8300_displacement_size): New, split out from...
2378 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2379 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2380 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2381 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2382 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2383 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2384 (h8sx_unary_shift_operator): Get the mode from the operator.
2385 (binary_shift_operator): Likewise.
2386 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2387 a memory reference, check whether the reference is offsettable.
2388 (length_table): Add movb, movw and movl.
2389 (movqi): Add new h8sx pattern. Don't force one operand to be a
2390 register when generating h8sx code.
2391 (movhi, movsi, movsf): Likewise.
2392 (movstrictqi): Use the length_table attribute.
2393 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2394 (addqi3): Split into a define_expand and define_insn. Don't accept
2395 memory operands in the expander. Use h8300_operands_match_p to
2396 check for matching operands in the define_insn.
2397 (subqi3, negqi2, one_cmplqi2): Likewise.
2398 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2399 in any patterns that are unused in h8sx code. In the h8sx patterns,
2400 use h8300_operands_match_p to check whether operands match.
2401 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2402 one_cmpl[hs]i3): Likewise.
2403 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2405 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2406 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2407 (h8300_insn_length_from_table): Add a second parameter.
2408 (output_h8sx_shift): Declare.
2409 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2410 (EXTRA_CONSTRAINT): Replace with...
2411 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2412 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2413 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2414 and h8sx_binary_shift_operator.
2415 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2417 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2418 (bit_memory_operand, fix_bit_operand): Likewise.
2419 (h8300_length_table_for_insn): Remove.
2420 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2422 (h8300_short_immediate_length, h8300_binary_length): New functions.
2423 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2424 (output_plussi): Use sub to add negative constants.
2425 (compute_plussi_length): Adjust accordingly.
2426 (h8sx_single_shift_type): New enum.
2427 (h8sx_single_shift, h8sx_unary_shift_operator,
2428 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2429 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2430 single h8sx instruction. Return false in this case.
2431 * config/h8300/h8300.md (length_table): Add short_immediate.
2432 (length): Pass the operand array to h8300_insn_length_from_table.
2433 (adjust_length): Assume "no" for insns with a length_table attribute.
2434 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2435 (*addhi3_h8300hs): Don't use for h8sx.
2436 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2438 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2439 1's predicate to nonimmediate_operand. Only skip default expansion
2440 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2441 for single h8sx shift instructions.
2442 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2443 * config/h8300/h8300.c (nibble_operand): Split out of...
2444 (reg_or_nibble_operand): ... this.
2445 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2446 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2447 umulhisi3): Introduce expand, and introduce separate insns for
2448 sign- or zero-extended REG and already-extended CONST_INT.
2449 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2450 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2451 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2452 (subhi3): Likewise. Don't accept immediates for operand 1.
2453 Remove the early clobber from second alternative of the h8300s pattern.
2454 (subsi3): Generalize for h8sx. Force operand 2 into a register
2455 on plain h8300 targets.
2456 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2457 (subsi3_h8300h): Generalize for h8sx.
2458 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2459 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2460 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2461 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2462 (TARGET_H8300SXMUL): New.
2463 (CONST_OK_FOR_P): New.
2464 (CONST_OK_FOR_LETTER_P): Adjust.
2465 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2466 umulhisi3): Accept 4-bit immediate on H8SX.
2467 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2468 (udivsi3, divhi3, udivsi3, divsi3): New.
2469 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2470 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2471 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2472 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2473 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2474 Add ADDRESSOF to the bit_operand entry.
2475 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2476 (h8300_src_operand): Likewise.
2477 (bit_operand): Check nonimmediate_operand rather than general_operand.
2478 Accept any nonimmediate_operand in h8sx code.
2479 (h8300_and_costs): Initialize operands[1].
2480 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2481 (h8300_operand_class): New enum.
2482 (h8300_length_table): New typedef.
2483 (addb_length_table, addw_length_table, addl_length_table,
2484 logicl_length_table): New tables.
2485 (logicb_length_table, logicw_length_table): New macros.
2486 (h8300_classify_operand, h8300_length_from_table,
2487 h8300_length_table_for_insn, h8300_unary_length,
2488 h8300_insn_length_from_table): New functions.
2489 (output_plussi): Only use adds and subs for register destinations.
2490 Disable redundant clause.
2491 (compute_plussi_cc): Likewise.
2492 (compute_plussi_length): Likewise. Use h8300_length_from_table
2493 to work out the length of an insn.
2494 (output_logical_op): Only use narrower immediate instructions
2495 if the destination is a register.
2496 (compute_logical_op_cc): Likewise.
2497 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2498 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2499 * config/h8300/h8300.md (length_table): New attribute.
2500 (length): When an instruction has a length_table attribute, use
2501 h8300_insn_length_from_table to calculate its default length.
2502 (cmpqi): Use h8300_dst_operand for the first operand and
2503 h8300_src_operand for the second.
2504 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2505 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2506 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2507 iorsi3, xorhi3, xorsi3): Likewise.
2508 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2509 so that it allows any combination of operands for TARGET_H8300SX.
2510 (iorqi3, xorqi3): Likewise.
2511 (cmpqi): Use the length_table attribute.
2512 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2513 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2514 (cmpqi): Add 'Q' constraint.
2515 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2516 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2517 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2518 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2519 (TARGET_H8300S): True for both -ms and -msx.
2520 (TARGET_H8300SX): New macro.
2521 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2522 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2523 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2524 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2526 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2527 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2528 16-bit pointers and 32-bit ints.
2529 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2530 CONST_DOUBLE with mode no wider than SImode.
2531 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2533 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2534 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2536 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2537 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2538 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2540 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2542 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2544 2004-07-07 Per Bothner <per@bothner.com>
2546 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2548 2004-07-07 Mike Stump <mrs@apple.com>
2550 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2551 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2552 (machopic_finish): Likewise.
2554 2004-07-07 Richard Henderson <rth@redhat.com>
2556 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2557 through any value-preserving cast.
2559 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2561 * function.c (assign_parm_find_data_types): Call
2562 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2564 2004-07-07 Steven Bosscher <stevenb@suse.de>
2566 * tree-cfg.c (group_case_labels): Remove case labels that have
2567 the same target as the default case.
2569 2004-07-07 Steven Bosscher <stevenb@suse.de>
2571 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2572 regardless of DECL_LANG_SPECIFIC being present or not.
2573 * tree.h (DECL_NUM_STMTS): Purge.
2575 2004-07-07 Andrew Pinski <apinski@apple.com>
2577 * configure: Regenerate with the right autoconf.
2579 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2581 * ifcvt.c (total_bb_rtx_cost): New function.
2582 (find_if_case_1): Compare rtx_cost of basic block to cost of
2584 (find_if_case_2): Same.
2586 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2589 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2590 (output_return): Likewise.
2591 (output_sibcall): Abort if !flag_delayed_branch.
2592 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2593 (emit_and_preserve): New function.
2594 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2595 indirect jump to the thunked-to function if !flag_delayed_branch.
2596 * config/sparc/sparc.md (delayed_branch): New attribute.
2597 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2598 attribute to compute the length of the insn.
2599 (goto_handler_and_restore): Likewise.
2601 2004-07-07 Andrew Pinski <apinski@apple.com>
2603 PR tree-optimization/15777
2604 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2606 * expr.c (expand_expr_real_1): Fix formating.
2607 BUFFER_REF and IN_EXPR are dead.
2608 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2609 * tree-inline.c (estimate_num_insns_1): Likewise.
2610 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2611 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2612 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2614 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2616 * collect2.c (dump_file): Don't call cplus_demangle if
2617 HAVE_LD_DEMANGLE is defined.
2618 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2619 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2620 if HAVE_LD_DEMANGLE is defined.
2622 * configure.ac (--with-demangler-in-ld): Added
2623 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2624 --with-demangler-in-ld is used.
2625 * config.in: Regenerated.
2626 * configure: Likewise.
2628 2004-07-07 Roger Sayle <roger@eyesopen.com>
2630 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2631 for simple floating point operations "fp", double precision
2632 multiplication "dmul", and single and double precision division
2633 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2634 (ppc630_cost): New table split from ppc620_cost, to distinguish
2635 differences in floating point latencies.
2636 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2637 (rs6000_rtx_costs): Add support for single and double precision
2638 floating point addition, subtraction, multiplication, division,
2639 fused-multiply-add, fused-multiply-sub, negation, absolute value
2640 and negative absolute value. Tweak MEM case to use prefered idiom.
2642 2004-07-07 Richard Henderson <rth@redhat.com>
2644 * tree-flow-inline.h (may_propagate_copy): Move...
2645 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2646 attempt to copy between types requiring conversion.
2647 * tree-flow.h (may_propagate_copy): Update decl.
2648 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2650 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2652 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2653 from -mtune= option.
2655 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2657 * builtins.c: Rename movstr*, except for movstrict*, to
2658 movmem* and clrstr* to clrmem*.
2661 * genopinit.c: Likewise.
2662 * integrate.c: Likewise.
2663 * local-alloc.c: Likewise.
2664 * optabs.c: Likewise.
2665 * optabs.h: Likewise.
2666 * config/alpha/alpha.h: Likewise.
2667 * config/alpha/alpha.md: Likewise.
2668 * config/arm/arm-protos.h: Likewise.
2669 * config/arm/arm.c: Likewise.
2670 * config/arm/arm.md: Likewise.
2671 * config/avr/avr.md: Likewise.
2672 * config/c4x/c4x.c: Likewise.
2673 * config/c4x/c4x.md: Likewise.
2674 * config/frv/frv.md: Likewise.
2675 * config/i386/i386-protos.h: Likewise.
2676 * config/i386/i386.c: Likewise.
2677 * config/i386/i386.h: Likewise.
2678 * config/i386/i386.md: Likewise.
2679 * config/i860/i860.c: Likewise.
2680 * config/i860/i860.md: Likewise.
2681 * config/ip2k/ip2k.md: Likewise.
2682 * config/ip2k/libgcc.S: Likewise.
2683 * config/ip2k/t-ip2k: Likewise.
2684 * config/m32r/m32r.c: Likewise.
2685 * config/m32r/m32r.md: Likewise.
2686 * config/mcore/mcore.md: Likewise.
2687 * config/mips/mips.c: Likewise.
2688 * config/mips/mips.md: Likewise.
2689 * config/ns32k/ns32k.c: Likewise.
2690 * config/ns32k/ns32k.h: Likewise.
2691 * config/ns32k/ns32k.md: Likewise.
2692 * config/pa/pa.c: Likewise.
2693 * config/pa/pa.md: Likewise.
2694 * config/pdp11/pdp11.h: Likewise.
2695 * config/pdp11/pdp11.md: Likewise.
2696 * config/rs6000/rs6000.c: Likewise.
2697 * config/rs6000/rs6000.md: Likewise.
2698 * config/s390/s390-protos.h: Likewise.
2699 * config/s390/s390.c: Likewise.
2700 * config/s390/s390.md: Likewise.
2701 * config/sh/lib1funcs.asm: Likewise.
2702 * config/sh/sh.c: Likewise.
2703 * config/sh/sh.md: Likewise.
2704 * config/sh/t-sh: Likewise.
2705 * config/sparc/sparc.h: Likewise.
2706 * config/vax/vax.md: Likewise.
2707 * config/xtensa/xtensa.c: Likewise.
2708 * config/xtensa/xtensa.md: Likewise.
2709 * doc/invoke.texi: Likewise.
2710 * doc/md.texi: Likewise.
2711 * doc/rtl.texi: Likewise.
2713 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2716 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2717 * config/mips/mips.c (mips_declare_common_object): New function,
2718 mostly split out from...
2719 (mips_output_aligned_decl_common): ...here.
2720 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2721 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2722 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2723 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2725 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2728 * function.c (assign_parms): Fix typo from previous change.
2730 2004-07-07 Jason Merrill <jason@redhat.com>
2733 * doc/extend.texi (C++ Interface): Correct information and
2736 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2741 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2744 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2747 * config/m32r/m32r.c (m32r_function_symbol): New function:
2748 Generate a symbol name RTX with the correct m32r specific flags
2750 (block_move_call): Use new function to generate correct symbol.
2751 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2752 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2755 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2757 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2758 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2759 TYPE_BINFO_BASETYPE): Remove.
2760 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2762 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2764 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2765 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2766 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2767 (struct tree_binfo): Rename base_types to base_binfos.
2768 * alias.c (record_component_aliases): Adjust BINFO macros.
2769 * dbxout.c (dbxout_type): Likewise.
2770 * dwarf2out.c (gen_member_die): Likewise.
2771 * sdbout.c (sdbout_one_type): Likewise.
2772 * tree-dump.c (deque_and_dump): Likewise.
2773 * config/i386/i386.c (classify_argument,
2774 contains_128bit_aligned_vector_p): Likewise.
2776 2004-07-07 Nick Clifton <nickc@redhat.com>
2778 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2779 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2781 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2783 * vec.h: Fix the example use.
2785 2004-07-06 Richard Henderson <rth@redhat.com>
2787 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2788 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2789 * tree-inline.c (copy_body_r, setup_one_parameter,
2790 initialize_inlined_parameters, expand_call_inline,
2791 declare_inline_vars): Don't check it.
2792 (expand_calls_inline): Remove old version, rename new version
2793 from gimple_expand_calls_inline.
2794 * tree-optimize.c (execute_gimple): Remove.
2795 (pass_gimple): Don't run anything.
2797 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2799 * doc/sourcebuild.texi: Use semicolons instead of commas in
2802 2004-07-06 Richard Henderson <rth@redhat.com>
2804 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2805 (sra_walk_modify_expr, scan_init): Likewise.
2806 (generate_element_zero): Check visited before scanning children.
2807 (generate_element_init): Set visited on error.
2808 (scalarize_init): Handle generate_element_init failure similar
2811 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2813 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2814 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2816 2004-07-06 Richard Henderson <rth@redhat.com>
2818 * config/i386/i386.c (legitimize_pic_address): Make static.
2819 (legitimize_address): Handle CONST with TLS operand.
2820 (ix86_expand_move): Don't call legitimize_pic_address directly.
2821 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2823 2004-07-06 Roger Sayle <roger@eyesopen.com>
2825 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2826 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2827 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2828 is currently executed unconditionally, i.e. not in "else_bb".
2830 2004-07-06 Steven Bosscher <stevenb@suse.de>
2832 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2833 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2834 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2835 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2836 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2837 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2838 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2839 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2840 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2841 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2842 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2843 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2844 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2845 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2846 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2847 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2849 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2851 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2852 * expr.c (expand_expr_real_1): Ditto.
2853 * tree-inline.c (estimate_num_insns_1): Ditto.
2854 * tree-pretty-print.c (dump_generic_node): Ditto.
2858 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2860 * tree-ssa-pre.c (reference_node_pool): New pool.
2861 (find_or_generate_expression): Class 'r' is okay too.
2862 (create_value_expr_from): Ditto.
2863 (add_to_sets): LHS should not include vuses.
2865 (compute_avail): Reverse ordering of tests.
2866 Valuize INDIRECT_REF as well.
2868 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2870 PR rtl-optimization/16380
2871 * loop.c (check_dbra_loop): Sink comparison instructions if they
2872 do something other than set cc0.
2874 2004-07-06 James E Wilson <wilson@specifixinc.com>
2876 * doc/interface.texi (longjmp and automatic variables): Delete
2877 paragraph recommending taking the address of a variable.
2879 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2881 * vec.h (VEC_embedded_alloc): Remove.
2882 (VEC_embedded_size, VEC_embedded_init): New.
2883 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2885 (VEC_truncate): New.
2886 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2887 (vec_embedded_alloc): Remove.
2888 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2889 (vec_embedded_alloc): Remove.
2891 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2893 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2894 (gt-langhooks.h): Remove.
2896 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2898 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2900 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2902 * config/sparc/sparc.c (get_pc_symbol): Rename into
2903 add_pc_to_pic_symbol.
2904 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2905 (load_pic_register): Account for previous changes.
2906 Use reg_names. Don't create the label twice.
2907 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2908 UNSPEC_LOAD_PCREL_SYM.
2909 (get_pc): Rename into load_pcrel_sym. Add predicate to
2910 operands. Remove condition.
2912 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2914 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2915 RECORD, UNION & QUAL_UNION is actually a binfo.
2917 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2918 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2919 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2920 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2921 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2922 (gen_inheritance_die): Likewise.
2923 * tree-dump.c (deque_and_dump): Likewise.
2924 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2926 2004-07-06 Steven Bosscher <stevenb@suse.de>
2928 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2930 * config/mcore/mcore.md: Model memory latency with a simple DFA
2931 pipeline description instead of a define_function_unit.
2933 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2935 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2936 * langhooks.h (var_mod_type_p): Likewise.
2937 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2938 * expr.c (count_type_elements): Properly handle return from
2939 array_type_nelts and properly test for overflow.
2940 * gimplify.c (gimplify_init_constructor): Properly handle return
2941 from array_type_nelts.
2942 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2943 * integrate.c (copy_decl_for_inlining): Correct comments.
2944 * tree-inline.c (remap_decl): Update comments, remove dead code,
2945 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2946 (remap_type): Only remap if variably modified by vars in function
2948 (copy_body_r): Use compatible_type langhooks to see when can fold.
2949 (setup_one_parameter): Don't remap type.
2950 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2951 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2952 compute TREE_INVARIANT for decl case.
2953 (find_var_from_fn): New function.
2954 (variably_modified_type_p): Add arg and call new function.
2955 * tree.h (variably_modified_type_p): Add extra arg.
2957 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2959 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2960 (goto_handler_and_restore_v9): Delete disabled insn.
2961 (goto_handler_and_restore_v9_sp64): Likewise.
2963 2004-07-05 Roger Sayle <roger@eyesopen.com>
2965 * calls.c (load_register_parameters): Call expand_shift instead
2966 of expand_binop with ashl_optab (or other shift optab) directly.
2967 * expr.c (emit_group_load, emit_group_store): Likewise.
2968 * function.c (assign_parm_setup_block): Likewise.
2969 * stmt.c (shift_return_value): Likewise.
2971 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2973 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2975 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2977 * doc/sourcebuild.texi: Revert previous patch.
2979 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2981 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2982 TARGET_MEM_FUNCTIONS.
2983 * system.h: Poison TARGET_MEM_FUNCTIONS.
2984 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2985 bcmp_libfunc, bzero_libfunc): Remove.
2986 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2988 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2989 * doc/standards.texi: Don't mention calling BSD string functions.
2990 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2991 * config/vax/t-memfuncs: New.
2992 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2993 config/memset.c: New.
2994 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2995 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2997 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2998 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2999 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3000 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3001 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3002 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3003 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3004 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3005 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3006 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3008 2004-07-05 Richard Henderson <rth@redhat.com>
3010 * function.c (assign_parm_setup_reg): Properly rename variables in
3011 FUNCTION_ARG_CALLEE_COPIES section.
3013 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3015 * tree-mudflap.c: Include cgraph.h.
3016 (mf_init_extern_trees): Rename to mudflap_init. Export.
3017 Rewrite to create synthetic declarations instead of looking
3018 up declarations from mf-runtime.h.
3019 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3020 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3022 (execute_mudflap_function_decls, mudflap_register_call):
3023 Don't call mf_init_extern_trees.
3024 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3026 * tree-mudflap.h: Update prototypes.
3027 * c-mudflap.c: Delete file.
3028 * c-common.c: Include tree-mudflap.h.
3029 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3030 * Makefile.in: Remove all references to c-mudflap.o.
3031 Update dependencies.
3033 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3035 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3036 displacements with the spatial-locality cache-control completer.
3038 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3040 * langhooks.c: Don't include gt-langhooks.h.
3041 (var_labelno): Delete.
3042 (lhd_set_decl_assembler_name): Do not append a distinguishing
3043 number to file-scope internal-linkage declarations for the first
3044 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3045 the declaration itself (if at block scope), or its containing
3046 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3049 * opts.c (cur_in_fname): New global.
3050 * opts.h: Declare it.
3051 * tree.c: Include opts.h.
3052 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3053 DECL_UID equal to cur_in_fname.
3054 (copy_node_stat): Do not change DECL_UID when copying a
3055 TRANSLATION_UNIT_DECL.
3056 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3057 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3059 * c-decl.c (c_static_assembler_name): Delete.
3060 * c-tree.h (c_static_assembler_name): Delete prototype.
3061 * c-lang.c, objc/objc-lang.c: Don't override
3062 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3064 * Makefile.in (tree.o): Update dependencies.
3065 (GTFILES): Remove langhooks.c.
3067 2004-07-05 Roger Sayle <roger@eyesopen.com>
3069 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3070 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3071 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3072 Optimize "X % -Y" as "X % Y" for signed modulus.
3073 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3074 into "((unsigned) X % Y) == 0".
3076 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3078 * sourcebuild.texi (Config Fragments): Use @comma{} in
3079 cross-reference to section title.
3081 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3083 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3084 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3085 (gimplify_target_expr, gimplify_expr): Likewise.
3086 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3087 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3089 (gimplify_compound_lval): See if we can strip any useless conversion.
3090 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3092 (gimplify_modify_expr_to_memset): Likewise.
3093 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3094 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3095 (declare_inline_vars): Likewise.
3096 (walk_type_fields): New function.
3097 (walk_tree): Use it.
3098 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3100 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3101 (sra_walk_modify_expr): Allow init function to fail.
3102 (scan_init): Now returns bool.
3103 (generate_element_init): If can't understand INIT, return false.
3104 (scalarize_init): Return false if generate_element_init does.
3106 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3109 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3110 bounds if bounds aren't constant.
3112 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3114 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3115 to type hooks; remove bogus PARAMS.
3117 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3119 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3120 * dwarf2out.c (add_data_member_location_attribute): Check for
3122 * tree.c (tree_node_kinds): Add "binfos".
3123 (binfo_lang_slots): New.
3124 (make_node_stat): Add TREE_BINFO.
3125 (make_tree_binfo_stat): New.
3126 (tree_node_structure): Add TREE_BINFO.
3127 * tree.def (TREE_BINFO): New.
3128 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3129 (RECORD_OR_UNION_CHECK): ... here.
3130 (NOT_RECORD_OR_UNION_CHECK): New.
3131 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3132 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3133 RECORD_OR_UNION_CHECK.
3134 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3135 (TYPE_LANG_SLOT_1): New.
3136 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3137 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3138 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3139 (BINFO_ELTS): Remove.
3140 (BINFO_LANG_SLOT): New.
3141 (struct tree_binfo): New.
3142 (binfo_lang_slots): Declare.
3143 (enum tree_node_structure_enum): Add TS_BINFO.
3144 (union tree_node): Add binfo.
3145 (make_tree_binfo_stat): Declare.
3146 (make_tree_binfo): New.
3147 (enum tree_node_kind): Add binfo_kind.
3149 * objc/objc-act.c (start_class, objc_declare_protocols,
3150 start_protocols): Use TYPE_LANG_SLOT_1.
3151 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3153 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3154 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3155 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3156 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3158 2004-07-05 Steven Bosscher <stevenb@suse.de>
3160 * rtl.h (struct rtx_def): Remove the integrated flag.
3161 Use the return_val flag for MEM_SCALAR_P.
3162 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3164 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3167 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3168 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3171 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3173 * var-tracking.c: Fix some comments.
3174 (frame_stack_adjust): New.
3175 (vt_stack_adjustments): Init stack_adjust of entry block to
3176 minus stack adjustment of function prologue.
3177 (adjust_stack_reference): Do not adjust if adjustment == 0.
3178 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3179 (emit_notes_in_bb): Likewise.
3180 (vt_add_function_parameters): Do not adjust locations of
3182 (vt_initialize): Compute the stack adjustment of function
3183 prologue and offset the initial "location" of frame_base_decl
3184 from the stack pointer after prologue.
3186 2004-07-04 Richard Henderson <rth@redhat.com>
3188 * function.c (struct assign_parm_data_all): New.
3189 (struct assign_parm_data_one): New.
3190 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3191 assign_parm_find_data_types, assign_parms_setup_varargs,
3192 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3193 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3194 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3195 assign_parm_setup_block, assign_parm_setup_reg,
3196 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3197 (assign_parms): ... here.
3199 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3201 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3202 now are bitmap_set_t's.
3203 (bitmap_insert_into_set): No point in inserting the value if
3205 (bitmap_set_contains): New function.
3206 (bitmap_set_replace_value): Add comment on why we do it
3208 (set_contains): Removed.
3209 (bitmap_set_subtract_from_value_set): New name of
3210 set_subtract now that it's arguments are two different
3213 (bitmap_find_leader): Change algorithm used.
3214 (find_or_generate_expression): Update use of functions for new
3216 (create_expression_by_pieces): Ditto.
3217 (insert_aux): Ditto.
3219 (add_to_sets): Ditto.
3221 (execute_pre): Ditto.
3222 (compute_avail): Ditto.
3223 Also ignore virtual phis.
3225 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3227 * combine.c (simplify_comparison): Fix comment typo.
3229 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3231 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3232 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3233 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3234 (output_restore): Change parameter from 'insn' to 'pat'.
3235 (output_return): Adjust call to output_restore.
3236 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3237 Adjust call to output_restore.
3239 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3241 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3242 and assert system is bsd.
3244 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3246 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3247 (TARGET_SWITCHES): Remove -mdebugc.
3248 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3249 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3250 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3251 (sle_[sd]i_reg): Delete.
3253 2004-07-04 Steven Bosscher <stevenb@suse.de>
3255 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3257 * config/iq2000/iq2000.md: Translate old pipeline description to an
3260 2004-07-04 Roger Sayle <roger@eyesopen.com>
3262 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3263 Ensure the replacement rhs is valid gimple before performing
3264 the substitution. Return false if these sanity checks fail.
3265 (fold_stmt): Only set changed to true, if set_rhs returns true.
3266 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3269 2004-07-04 Richard Henderson <rth@redhat.com>
3272 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3274 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3276 * configure.ac (ranlib_flags): New variable.
3277 * Makefile.in (RANLIB_FLAGS): New variable.
3278 (libbackend.a): Use it.
3279 * configure: Regenerated.
3281 2004-07-04 Roger Sayle <roger@eyesopen.com>
3283 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3284 a "sign mask" instead of using ashr_optab directly.
3286 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3288 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3289 * doc/cppopts.texi: Clarify processing of command-line defines.
3291 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3293 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3295 2004-07-04 Richard Henderson <rth@redhat.com>
3297 * rtl.def (ADDRESSOF): Remove.
3298 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3299 (find_base_term, memrefs_conflict_p): Likewise.
3300 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3301 (fold_rtx, cse_insn, set_live_p): Likewise.
3302 * dwarf2out.c (mem_loc_descriptor): Likewise.
3303 (add_location_or_const_value_attribute): Likewise.
3304 * emit-rtl.c (copy_insn_1): Likewise.
3305 * explow.c (memory_address): Likewise.
3306 * expmed.c (store_split_bit_field): Likewise.
3307 * expr.c (expand_expr_real_1): Likewise.
3308 * function.c (instantiate_decl
3309 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3310 * genrecog.c (preds, validate_pattern): Likewise.
3311 * integrate.c (copy_rtx_and_substitute): Likewise.
3312 * recog.c (general_operand, register_operand): Likewise.
3313 (memory_address_p): Likwise.
3314 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3315 * rtl.c (copy_rtx): Likewise.
3316 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3317 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3318 * rtlhooks.c (gen_lowpart_general): Likewise.
3319 * stmt.c (expand_asm_operands): Likewise.
3320 * web.c (entry_register, replace_ref, web_main): Likewise.
3321 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3322 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3323 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3324 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3325 * config/frv/frv.c (move_destination_operand, move_source_operand,
3326 condexec_dest_operand, condexec_source_operand,
3327 condexec_memory_operand): Likewise.
3328 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3329 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3330 (destination_xfmode_operand): Likewise.
3331 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3332 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3333 * config/s390/s390.c (general_s_operand): Likewise.
3334 * config/s390/s390.md (mov*): Likewise.
3335 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3337 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3338 * expr.c (expand_expr_real_1): Likewise.
3339 * stmt.c (expand_decl): Likewise.
3340 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3342 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3343 postponed_insns, put_var_into_stack, put_reg_into_stack,
3344 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3345 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3346 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3347 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3348 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3349 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3350 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3351 struct insns_for_mem_walk_info, insns_for_mem_walk,
3352 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3353 setjmp_protect_args): Remove.
3354 (push_function_context_to): Don't handle var_refs_queue.
3355 (pop_function_context_from, free_after_compilation): Likewise.
3356 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3357 (assign_parms, allocate_struct_function): Likewise.
3358 (use_register_for_decl): New.
3359 (expand_function_end): Don't setjmp_protect.
3360 * function.h (struct emit_status): Update commentary.
3361 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3362 (max_parm_reg, parm_reg_stack_loc): Remove.
3363 * passes.c (DFI_addressof): Remove.
3364 (dump_file_info): Remove addressof.
3365 (rest_of_handle_addressof): Remove.
3366 (rest_of_compilation): Don't call it.
3367 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3368 * stmt.c (expand_decl): Use use_register_for_decl.
3369 * tree.h: Update decls.
3370 * web.c (mark_addressof): Remove.
3371 * doc/invoke.texi (-dF): Remove.
3373 2004-07-03 Richard Henderson <rth@redhat.com>
3375 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3376 instead of gen_mem_addressof.
3377 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3378 TImode output register.
3380 2004-07-03 Richard Henderson <rth@redhat.com>
3382 PR tree-optimization/16341
3383 * tree-sra.c (sra_walk_function): Increment to next stmt before
3384 processing the current stmt.
3385 (sra_insert_after): Always use BSI_SAME_STMT.
3387 2004-07-03 Richard Henderson <rth@redhat.com>
3389 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3392 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3394 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3395 with tree_int_cst_equal.
3397 2004-07-03 Andreas Schwab <schwab@suse.de>
3399 * config/ia64/ia64.md: Define new attribute "empty".
3400 (prologue_use, nop_x, insn_group_barrier): Set it.
3402 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3403 skip over "empty" insns.
3405 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3407 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3408 context to gimplify_body.
3409 (walk_tree): Don't walk into types twice.
3410 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3412 * tree-sra.c (generate_element_init): Remove any useless conversions.
3414 * gimplify.c (gimplify_conversion): Remove stripping useless
3415 conversions from here.
3416 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3417 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3418 Unshare before substituting PLACEHOLDER_EXPR.
3419 (gimplify_modify_expr_to_memset): Likewise.
3420 Pass address of TO to memset, not TO itself.
3421 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3422 time we make an expression (to match a PLACEHOLDER_EXPR).
3424 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3425 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3426 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3427 * tree-ssa-dom.c (local_fold): Likewise.
3429 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3430 * langhooks.h (strct lang_hooks): New field type_max_size.
3431 * function.c (assign_temp): Call it.
3433 2004-07-03 Steven Bosscher <stevenb@suse.de>
3435 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3436 * config/sh/sh.md: Convert the SH1 pipeline description to
3439 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3441 * c-decl.c (struct c_binding): Remove contour field; add
3442 depth, invisible, nested fields.
3443 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3444 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3445 (bind): Add invisible and nested arguments. Initialize
3446 new fields of struct c_binding; adjust loop scanning for
3448 (free_binding_and_advance): Clear structure with memset.
3449 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3450 in file scope, even if it's in external scope too.
3451 (pushdecl): Adjust to match. Create invisible file-scope
3452 declarations for block-scope forward declarations of static functions.
3453 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3454 (undeclared_variable, lookup_label, declare_label, define_label)
3455 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3456 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3457 (store_parm_decls_oldstyle): Adjust to match.
3458 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3459 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3461 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3462 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3464 2004-07-02 Richard Henderson <rth@redhat.com>
3466 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3467 around variable_size.
3468 (set_decl_nonlocal): Remove.
3469 (store_parm_decls): Add stmts for pending sizes.
3470 * calls.c (calls_function, calls_function_1): Remove.
3471 (precompute_arguments): Don't call it.
3472 * cfgexpand.c (set_save_expr_context): Remove.
3473 (tree_expand_cfg): Don't call it.
3474 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3475 (dwarf2out_finish): Likewise.
3476 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3477 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3478 (safe_from_p): Don't queue SAVE_EXPRs.
3479 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3480 or build plain VAR_DECLs.
3481 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3483 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3484 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3485 (put_var_into_stack): Don't handle SAVE_EXPR.
3486 (gen_mem_addressof): Likewise.
3487 * function.h (struct function): Remove x_save_expr_regs.
3488 (save_expr_regs): Remove.
3489 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3490 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3491 * stor-layout.c (variable_size): Don't set it.
3492 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3493 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3494 all callers. Don't set SAVE_EXPR_CONTEXT.
3495 * tree-inline.h (remap_save_expr): Update decl.
3496 * tree.c (save_expr): Update build size.
3497 (first_rtl_op): Don't handle SAVE_EXPR.
3498 (unsave_expr_1, contains_placeholder_p): Likewise.
3499 (decl_function_context): Likewise.
3500 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3501 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3502 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3504 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3506 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3507 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3508 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3509 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3510 some first-person references and patronizing comments. Based on
3512 * doc/invoke.texi: Don't reference fortran@gnu.org.
3513 * doc/trouble.texi (Warning when a non-void function value is
3514 ignored): Rewrite. From Russ Allbery and Chris Devers.
3516 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3518 * tree-ssa-pre.c (bitmap_set_t): New.
3519 (bb_value_sets): avail_out is now a bitmap_set_t.
3520 (bitmap_find_leader): New function.
3521 (bitmap_value_insert_into_set): Ditto.
3522 (bitmap_set_copy): Ditto.
3523 (bitmap_value_replace_in_set): Ditto.
3524 (bitmap_set_contains_value): Ditto.
3525 (bitmap_set_new): Ditto.
3526 (bitmap_set_pool): New pool.
3527 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3528 (insert_aux): Ditto.
3529 (add_to_sets): Ditto.
3530 (compute_avail): Ditto
3534 (execute_pre): Ditto.
3536 2004-07-02 Roger Sayle <roger@eyesopen.com>
3538 * config/rs6000/rs6000.c (struct processor_costs): New structure
3539 used to hold instruction latencies/sizes for processor types.
3540 (rs6000_cost): New global variable pointing to current CPU's costs.
3541 (rs6000_override_options): Initialize rs6000_cost to point to the
3542 appropriate cost table based upon rs6000_cpu and optimize_size.
3543 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3546 2004-07-02 Richard Henderson <rth@redhat.com>
3548 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3550 2004-07-02 Steven Bosscher <stevenb@suse.de>
3552 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3554 2004-07-01 Richard Henderson <rth@redhat.com>
3556 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3557 (alpha_gp_save_rtx): Use assign_stack_local instead of
3560 2004-07-01 Richard Henderson <rth@redhat.com>
3562 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3563 (alpha_rtx_cost_data): Update to match.
3564 (alpha_rtx_cost_size): New.
3565 (alpha_rtx_costs): Honor optimize_size.
3567 2004-07-01 Richard Henderson <rth@redhat.com>
3569 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3570 * cfgexpand.c (tree_expand_cfg): Do it here.
3571 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3572 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3573 * config/mips/mips.c (mips_output_mi_thunk): And here.
3574 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3575 * config/sh/sh.c (sh_output_mi_thunk): And here.
3576 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3578 2004-07-01 Richard Henderson <rth@redhat.com>
3580 * tree.def (RTL_EXPR): Remove.
3581 * c-typeck.c (lvalue_p): Don't handle it.
3582 * expr.c (safe_from_p): Likewise.
3583 (expand_expr_real_1): Likewise.
3584 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3585 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3586 * gengtype.c (adjust_field_tree_exp): Likewise.
3587 * stmt.c (warn_if_unused_value): Likewise.
3588 * tree-gimple.c (recalculate_side_effects): Likewise.
3589 * tree-pretty-print.c (dump_generic_node): Likewise.
3590 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3591 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3592 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3594 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3595 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3596 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3597 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3598 all the bits that tracked last_expr.
3599 (expand_end_bindings): Don't track last_expr.
3600 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3601 (clear_last_expr): Remove.
3602 (expand_asm): Don't call it.
3603 (expand_asm_operands, expand_end_cond): Likewise.
3604 (expand_naked_return, expand_null_return_1): Likewise.
3605 * c-typeck.c (c_begin_compound_stmt): Likewise.
3606 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3607 * expr.c (expand_expr_real_1): Likewise.
3608 * tree.h: Update prototypes.
3610 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3611 (struct emit_status): Remove sequence_rtl_expr.
3612 (struct function): Remove x_rtl_expr_chain.
3613 (seq_rtl_expr, rtl_expr_chain): Remove.
3614 * function.c (struct temp_slot): Remove rtl_expr.
3615 (assign_stack_temp_for_type): Don't set it.
3616 (free_temp_slots, pop_temp_slots): Don't check it.
3617 (free_after_compilation): Don't clear x_rtl_expr_chain.
3618 (fixup_var_refs): Don't search it.
3619 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3620 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3622 (push_topmost_sequence): Likewise.
3623 (end_sequence, init_emit): Likewise.
3624 (start_sequence_for_rtl_expr): Remove.
3625 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3626 * rtl.h (preserve_rtl_expr_result): Remove.
3628 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3630 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3631 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3634 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3636 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3637 (STANDARD_STARTFILE_PREFIX_2): Define.
3638 (standard_startfile_prefix_1): Initialize to
3639 STANDARD_STARTFILE_PREFIX_1.
3640 (standard_startfile_prefix_2): Initialize to
3641 STANDARD_STARTFILE_PREFIX_2.
3642 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3643 (STANDARD_STARTFILE_PREFIX_1): Define.
3644 (STANDARD_STARTFILE_PREFIX_2): Define.
3645 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3646 (STANDARD_STARTFILE_PREFIX_2): Document.
3648 2004-07-01 Richard Henderson <rth@redhat.com>
3650 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3651 in order to disable scalarization. Instead set a flag and wait
3652 for a candidate decl.
3654 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3656 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3657 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3658 Use terminology "testsuite" and "enumerated".
3660 2004-07-01 Richard Henderson <rth@redhat.com>
3662 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3663 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3664 (initial_return_save): Likewise.
3665 (flush_queued_reg_saves): Remap register numbers.
3666 (dwarf2out_return_reg): Likewise.
3668 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3670 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3672 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3673 access functions for lower bound and element size and only output
3674 if lower bound nonzero or element size not same as that of type.
3675 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3677 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3679 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3681 2004-07-01 Per Bothner <per@bothner.com>
3683 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3685 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3687 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3688 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3689 first operand. Don't optimize if the bitfield is volatile.
3691 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3693 * c-pretty-print.c (pp_c_postfix_expression): Handle
3694 floating-point comparison operators.
3695 (pp_c_expression): Pass floating-point comparison
3696 operators to pp_c_postfix_expression.
3698 2004-07-01 Roger Sayle <roger@eyesopen.com>
3700 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3701 rtx_cost instead of "had_mult" to determine whether the transformed
3702 expression is cheaper than the original.
3704 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3706 * alias.c (get_alias_set, canon_rtx, get_addr,
3707 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3709 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3710 expand_builtin): Likewise.
3711 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3713 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3714 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3715 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3716 record_dead_and_set_regs_1, get_last_value_validate,
3717 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3718 * cse.c (check_dependence, canon_hash, equiv_constant,
3719 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3720 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3721 count_reg_usage): Likewise.
3722 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3723 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3724 cselib_record_sets): Likewise.
3725 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3726 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3727 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3728 * df.c (df_uses_record): Likewise.
3729 * dojump (do_jump): Likewise.
3730 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3731 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3732 decl_start_label): Likewise.
3733 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3734 operand_subword, change_address_1, make_safe_from): Likewise.
3735 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3736 stabilize, force_not_mem): Likewise.
3737 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3738 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3739 * expr.c (convert_move, convert_modes, emit_block_move,
3740 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3741 emit_move_insn_1, expand_assignment, store_expr,
3742 store_constructor_field, store_constructor, store_field,
3743 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3745 * final.c (cleanup_subreg_operands, alter_subreg,
3746 get_mem_expr_from_op): Likewise.
3747 * flow.c (notice_stack_pointer_modification_1,
3748 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3750 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3751 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3752 optimize_bit_field, flush_addressof, purge_addressof_1,
3753 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3754 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3755 keep_stack_depressed): Likewise.
3756 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3757 noce_process_if_block, find_memory): Likewise.
3758 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3759 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3760 update_equiv_regs): Likewise.
3761 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3762 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3763 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3764 * passes.c (rest_of_handle_final): Likewise.
3765 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3766 move2add_note_store): Likewise.
3767 * ra-build.c (detect_remat_webs): Likewise.
3768 * ra-debug.c (dump_static_insn_cost): Likewise.
3769 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3770 * recog.c (validate_change, apply_change_group, cancel_changes,
3771 validate_replace_rtx_1, general_operand, register_operand,
3772 nonmemory_operand, push_operand, pop_operand, memory_operand,
3773 indirect_operand, asm_operand_ok, offsettable_memref_p,
3774 offsettable_nonstrict_memref_p, constrain_operands,
3775 store_data_bypass_p): Likewise.
3776 * reg-stack.c (subst_stack_regs_pat): Likewise.
3777 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3778 copy_cost, reg_scan_mark_refs): Likewise.
3779 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3780 combine_stack_adjustments_for_block): Likewise.
3781 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3782 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3783 find_reloads, find_reloads_address, find_reloads_address_1,
3784 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3785 find_equiv_reg): Likewise.
3786 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3787 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3788 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3789 delete_address_reloads): Likewise.
3790 * resource.c (mark_referenced_resources): Likewise.
3791 * rtlanal.c (get_jump_table_offset, count_occurrences,
3792 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3793 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3794 num_sign_bit_copies1): Likewise.
3795 * rtlhooks.c (gen_lowpart_general): Likewise.
3796 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3797 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3798 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3799 sdbout_global_decl): Likewise.
3800 * simplify-rtx.c (simplify_subreg): Likewise.
3801 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3802 expand_anon_union_decl, expand_end_case_type): Likewise.
3803 * unroll.c (calculate_giv_inc): Likewise.
3804 * var-tracking.c (stack_adjust_offset_pre_post,
3805 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3806 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3807 vt_add_function_parameters): Likewise.
3808 * varasm.c (make_var_volatile, notice_global_symbol,
3809 assemble_external, decode_addr_const, mark_weak,
3810 default_encode_section_info): Likewise.
3812 2004-07-01 Steven Bosscher <stevenb@suse.de>
3814 * stmt.c (check_seenlabel): Remove.
3815 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3817 2004-07-01 Richard Henderson <rth@redhat.com>
3819 * function.h (struct function): Remove x_function_call_count.
3820 (function_call_count): Remove.
3821 * calls.c (expand_call): Don't set it.
3822 * integrate.c (copy_rtx_and_substitute): Likewise.
3824 * function.h (struct function): Remove x_cleanup_label.
3825 (cleanup_label): Remove.
3826 * stmt.c (expand_value_return): Don't use it.
3827 * function.c (free_after_compilation): Don't set it.
3828 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3829 * cfgexpand.c (tree_expand_cfg): Update call.
3830 * tree.h (expand_function_start): Update decl.
3832 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3835 * c-lang.c (c_initialize_diagnostics): Move from here ...
3836 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3837 (c_tree_printer): Use pretty-printer to format %T.
3838 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3839 before '*' if not C++.
3840 (pp_c_direct_abstract_declarator): Don't try to print array upper
3841 bound for flexible array members.
3842 * c-tree.h: Include "diagnostic.h".
3843 (c_initialize_diagnostics): Declare.
3844 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3845 * c-format.c (format_type_warning): New function. Improve
3846 diagnostics for incorrect format argument types.
3847 (check_format_types): Use it. Add two parameters. Use the
3848 TYPE_MAIN_VARIANT of wanted_type.
3849 (check_format_info_main): Pass new parameters to
3851 (struct format_wanted_type): Update comment.
3853 2004-07-01 Nick Clifton <nickc@redhat.com>
3855 * target.h (struct gcc_target): Add new field to struct cxx:
3856 import_export_class.
3857 * target-def.h (TARGET_CXX): Initialise the new field.
3858 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3860 * doc/tm.texi: Document the new target hook.
3862 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3864 * builtins.c (fold_builtin_classify): Fix typo.
3866 2004-07-01 Richard Henderson <rth@redhat.com>
3868 * function.c (identify_blocks, identify_blocks_1): Remove.
3869 * function.h (identify_blocks): Remove.
3870 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3872 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3874 * builtins.c (fold_builtin_classify): New.
3875 (fold_builtin_unordered_cmp): Fix commentary.
3876 (fold_builtin): Use it.
3877 * builtins.def: Define builtins for isnan,
3878 isnanf, isnanl, finite, finitef, finitel,
3879 isinf, isinff, isinfl.
3881 2004-07-01 Richard Henderson <rth@redhat.com>
3883 * function.h (struct function): Remove dont_emit_block_notes.
3884 * gimple-low.c (lower_function_body): Don't set it.
3885 * cfgexpand.c (expand_block): Don't check it.
3886 * cfglayout.c (insn_locators_initialize): Likewise.
3887 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3888 * passes.c (rest_of_compilation): Likewise.
3889 * stmt.c (expand_start_bindings_and_block): Likewise.
3890 (expand_end_bindings): Likewise.
3892 2004-07-01 Richard Henderson <rth@redhat.com>
3894 * cgraph.h (cgraph_build_static_cdtor): Declare.
3895 * cgraphunit.c (cgraph_build_static_cdtor): New.
3896 * c-objc-common.c (build_cdtor): Use it.
3897 * coverage.c (create_coverage): Likewise.
3898 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3899 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3901 See ChangeLog.11 for earlier changes.
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