1 2004-07-16 Richard Henderson <rth@redhat.com>
3 * tree-def (WITH_SIZE_EXPR): New.
4 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
5 * expr.c (expand_expr_real_1): Likewise.
6 * gimplify.c (maybe_with_size_expr): New.
7 (gimplify_arg, gimplify_modify_expr): Use it.
8 (gimplify_modify_expr_to_memcpy): Take size parameter.
9 (gimplify_modify_expr_to_memset): Likewise.
10 (gimplify_expr): Handle WITH_SIZE_EXPR.
11 * tree-alias-common.c (find_func_aliases): Likewise.
12 * tree-eh.c (tree_could_trap_p): Likewise.
13 (tree_could_throw_p): Likewise.
14 * tree-gimple.c (is_gimple_lvalue): Likewise.
15 (get_call_expr_in): Likewise.
16 * tree-inline.c (estimate_num_insns_1): Likewise.
17 (expand_calls_inline): Likewise.
18 * tree-nested.c (convert_call_expr): Likewise.
19 * tree-pretty-print.c (dump_generic_node): Likewise.
20 * tree-sra.c (sra_walk_expr): Likewise.
21 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
22 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
23 * tree-ssa-operands.c (get_expr_operands): Likewise.
24 * tree-tailcall.c (find_tail_calls): Likewise.
26 * calls.c (expand_call): Reset old_stack_allocated after
27 calling emit_stack_restore.
29 2004-07-16 Richard Henderson <rth@redhat.com>
31 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
32 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
33 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
34 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
35 copy_res_decl_for_inlining.
37 * tree-inline.c (declare_return_variable): New modify_dest argument.
38 Use it as the return value, when possible or manditory. Handle
39 TREE_ADDRESSABLE types.
40 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
41 replacement of CALL_EXPR.
43 2004-07-16 Richard Henderson <rth@redhat.com>
45 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
46 * gimple-low.c (expand_var_p): Don't check it.
47 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
48 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
49 * tree-ssa-operands.c (add_stmt_operand): Likewise.
50 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
51 (find_referenced_vars): Don't call them.
52 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
54 2004-07-16 Richard Henderson <rth@redhat.com>
56 * function.c (pass_by_reference): True for all variable sized types.
58 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
60 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
61 * tree-pretty-print.c: Include tree-chrec.h.
62 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
63 and POLYNOMIAL_CHREC nodes.
65 2004-07-16 Steve Ellcey <sje@cup.hp.com>
67 * builtins.c (expand_builtin_stpcpy): Do not create temporary
70 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
72 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
74 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
76 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
78 * config/s390/s390.c: Likewise.
79 * config/s390/s390.h: Likewise.
81 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
83 * config/mips/mips.md (addsi3, adddi3): Remove special handling
84 of $sp adds. Remove REGNO checks from mips16 patterns.
86 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
88 * config/mips/mips.md: Delete outdated comment.
90 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
92 * config/mips/mips.c (get_float_compare_codes): Delete.
93 (mips_emit_compare): New function, mostly extracted from
94 get_float_compare_codes and gen_conditional_branch.
95 (gen_conditional_branch, gen_conditional_move): Use it.
97 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
99 * genautomata.c (add_vect): Speedup by using integers as
100 bit-vectors for walking through the comb_vect and finding
103 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
105 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
106 operand is an uns_arith_operand; use subtraction otherwise.
107 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
108 not just arith_operands.
110 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
112 * config/mips/mips-protos.h (gen_int_relational): Delete.
113 (mips_emit_scc): Declare.
114 * config/mips/mips.c (internal_test): Delete.
115 (sle_operand, sleu_operand): New functions.
116 (map_test_to_internal_test, gen_int_relational): Delete.
117 (mips_emit_binary, mips_relational_operand_ok_p)
118 (mips_emit_int_relational, mips_zero_if_equal)
119 (mips_emit_scc): New functions.
120 (gen_conditional_branch): Rework to use mips_emit_int_relational.
121 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
123 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
124 (sltu, sleu): Use mips_emit_scc.
125 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
126 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
127 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
129 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
131 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
133 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
135 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
136 (*sne_[sd]i): Likewise sne_[sd]i_zero.
137 (*sgt_[sd]i): ...and sgt_[sd]i.
138 (*slt_[sd]i): ...and slt_[sd]i.
139 (*sgtu_[sd]i): ...and sgtu_[sd]i.
140 (*sltu_[sd]i): ...and sltu_[sd]i.
141 (*sleu_[sd]i): ...and sleu_[sd]i_const.
142 Name previously unnamed mips16 patterns. Formatting fixes.
144 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
146 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
147 (branch_type): Delete.
148 (gen_conditional_branch, gen_conditional_move)
149 (mips_gen_conditional_trap): Update after name change. Get the
150 comparison mode from cmp_operands[0].
151 * config/mips/mips.h (cmp_type, branch_type): Delete.
152 (cmp_operands): Renamed from branch_cmp.
153 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
154 name change. Don't set branch_type.
155 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
156 mode class of cmp_operands[0] rather than branch_type. Update after
159 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
161 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
162 of 0...255 to 0 when inside a SET.
164 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
166 * config/mips/mips.md: Remove mips16 define_peepholes.
168 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
170 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
171 (fini_pre): Remove fake edges.
173 2004-07-15 Richard Henderson <rth@redhat.com>
175 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
176 (get_indirect_ref_operands, get_call_expr_operands): ... these.
178 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
180 * vec.h (VEC_address): New function.
182 2004-07-14 Jason Merrill <jason@redhat.com>
185 * gimplify.c (gimplify_arg): New fn, split out from...
186 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
188 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
190 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
191 generate code which is generated by pushqi1 now
192 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
194 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
196 * combine.c (simplify_set): match the mode of the constant 0 with
197 the tested operand to match the compare behaviour and the
198 simplify_relational_operation() expectation.
200 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
202 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
205 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
207 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
209 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
211 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
213 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
214 calls in mips16 code.
216 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
218 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
219 the destination of the li as well as for the neg.
221 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
224 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
225 * cgraph.h: Update declaration.
226 * c-decl.c (build_cdtor): Update call with default priority.
227 * coverage.c (create_coverage): Ditto.
228 * tree-mudflap.c (mf_init_fndecl): New tree.
229 (mudflap_init): Set it.
230 (mudflap_register_call): Arrange to call __mf_init before the first
232 (mudflap_finish_file): Mark the mudflap static initializer as extra
233 high priority, to beat all C++ static constructors.
235 2004-07-15 Jeff Law <law@redhat.com>
237 * loop.c (check_insn_for_givs): Restore check for code labels that was
238 accidentally deleted by a recent checkin.
240 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
242 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
243 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
245 2004-07-14 Richard Henderson <rth@redhat.com>
247 * print-tree.c (print_node): Fix casts last change.
249 2004-07-15 Paul Brook <paul@codesourcery.com>
251 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
252 to TARGET_UNWIND_INFO.
253 * except.c (output_function_exception_table): Ditto.
255 * opts.c (decode_options): Ditto.
256 * passes.c (rest_of_handle_final): Ditto.
257 * final.c (final_start_function): Ditto.
258 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
260 * targhooks.h (default_unwind_emit): Declare.
261 * targhooks.c (default_unwind_emit): New function.
262 * target-def.h: Define and use TARGET_UNWIND_EMIT.
263 * target.h (struct gcc_target): Add unwind_emit.
264 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
265 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
266 Remove IA64_UNWIND_EMIT.
267 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
269 2004-07-14 Richard Henderson <rth@redhat.com>
271 * print-tree.c (print_node): Handle SSA_NAME.
273 2004-07-14 James E Wilson <wilson@specifixinc.com>
276 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
277 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
279 2004-07-15 Jakub Jelinek <jakub@redhat.com>
281 * expr.c (expand_assignment): Reenable bitfield += optimizations.
282 Use alias set 0 for memory, do proper mode calculations and adjust
283 address for memories.
285 2004-07-14 Per Bothner <per@bothner.com>
287 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
288 structure with extra column field.
289 * tree.c (expand_location): Also fill in column field.
290 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
291 gets confused by the two conditionally-compiled definitions.
293 2004-07-14 Eric Christopher <echristo@redhat.com>
295 * calls.c (expand_call): Fix typo in comment.
297 2004-07-14 Steve Ellcey <sje@cup.hp.com>
299 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
300 comparision of TFmode.
302 2004-07-14 Richard Henderson <rth@redhat.com>
304 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
305 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
306 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
307 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
308 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
309 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
311 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
312 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
314 2004-07-14 Mike Stump <mrs@apple.com>
316 * config/darwin.h (WINT_TYPE): Define to be int to match
319 2004-07-14 Bob Wilson <bob.wilson@acm.org>
321 * config/xtensa/xtensa.c (function_arg_advance): Check for args
322 that must be passed in the stack.
323 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
324 arguments if the size is not a constant.
326 2004-07-14 Per Bothner <per@bothner.com>
328 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
329 instead of EXPR_LOCUS in a boolean context, which is always true
330 if --enable-mapped-location.
331 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
333 2004-07-14 Richard Henderson <rth@redhat.com>
335 * dominance.c (struct dom_info): Add fake_exit_edge.
336 (init_dom_info): Allocate it.
337 (free_dom_info): Free it.
338 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
340 (calc_idoms): Honor fake_exit_edge.
342 2004-07-13 Jason Merrill <jason@redhat.com>
344 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
345 (rhs_test_for): New fn.
346 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
347 * tree-gimple.h: Declare them.
348 * gimplify.c (gimplify_modify_expr): Use the new fns.
350 2004-07-14 Richard Henderson <rth@redhat.com>
352 * config/arm/arm-protos.h (arm_va_arg): Remove.
353 * config/arm/arm.c (arm_va_arg): Remove.
354 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
355 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
357 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
359 * pa.c (fix_range): New function to mark a range(s) of registers as
361 (override_options): Call fix_range if the -mfixed-range option string
363 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
364 * doc/invoke.texi (-mfixed-range): Document new option.
366 2004-07-14 David Edelsohn <edelsohn@gnu.org>
368 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
370 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
372 2004-07-14 Roger Sayle <roger@eyesopen.com>
374 * expmed.c (expand_sdiv_pow2): New function to expand signed division
375 by a positive power of two, split out from expand_divmod. Provide
376 an alternate implementation when shifts are expensive. Lower the
377 threshold for using a branchless implementation to BRANCH_COST >= 2.
378 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
380 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
382 * tree-dfa.c (make_rename_temp): *Really* work just
383 like create_tmp_var if called while outside SSA form.
385 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
387 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
388 for division by zero.
389 ("umodsi3"): Likewise.
391 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
393 * config/mips/mips.c (mips_output_move): When generating mips16 code,
394 force loads of negative constants to be split.
395 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
396 Generalize SImode li/neg splitter to cope with other modes.
398 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
400 * expmed.c: Remove more references to QUEUED in the comments.
403 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
406 2004-07-13 Richard Henderson <rth@redhat.com>
407 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
410 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
412 * tree-dfa.c (make_rename_temp): Work just like
413 create_tmp_var if called while outside SSA form.
415 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
417 * expr.c (enqueue_insn, finish_expr_for_function,
418 protect_from_queue, queued_subexp_p, mark_queue,
419 emit_insns_enqueued_after_mark, emit_queue,
420 expand_increment): Remove.
421 (store_constructor): Expand increment as an assignment.
422 (expand_expr_real_1 <case PREINCREMENT_EXPR,
423 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
424 case POSTDECREMENT_EXPR>): Abort.
425 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
426 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
427 protect_from_queue, emit_queue, queued_subexp_p): Remove.
428 * function.h (pending_chain, x_pending_chain): Remove.
429 * rtl.def (QUEUED): Remove.
431 * emit-rtl.c (copy_insn_1, copy_most_rtx,
432 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
433 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
434 encode_units_mask): Likewise.
435 * local-alloc.c (equiv_init_varies_p): Likewise.
436 * rtl.c (copy_rtx): Likewise.
437 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
438 * simplify-rtx.c (simplify_gen_subreg): Likewise.
439 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
441 * builtins.c (expand_builtin, expand_builtin_apply,
442 expand_builtin_mathfn, expand_builtin_mathfn_2,
443 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
444 Remove calls to emit_queue and protect_from_queue.
445 * calls.c (expand_call, precompute_arguments,
446 precompute_register_parameters, rtx_for_function_call,
447 store_one_arg): Likewise.
448 * dojump.c (do_compare_and_jump, do_jump): Likewise.
449 * explow.c (memory_address): Likewise.
450 * expmed.c (clear_by_pieces_1, clear_storage,
451 clear_storage_via_libcall, emit_group_load,
452 emit_group_store, emit_store_flag,
453 expand_expr_real_1, store_by_pieces,
454 store_constructor, store_expr, try_casesi,
455 try_tablejump): Likewise.
456 * function.c (expand_pending_sizes): Likewise.
457 * optabs.c (emit_cmp_and_jump_insns,
458 emit_conditional_add, emit_conditional_move,
459 expand_fix, expand_float, prepare_cmp_insn): Likewise.
460 * stmt.c (emit_case_bit_tests,
461 expand_asm_expr, expand_computed_goto,
462 expand_decl_init, expand_end_case_type,
463 expand_end_stmt_expr, expand_expr_stmt_value,
464 expand_return, expand_start_case,
465 optimize_tail_recursion): Likewise.
466 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
467 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
469 2004-07-14 Ben Elliston <bje@au.ibm.com>
471 * vec.h: Comment fix.
473 2004-07-13 Richard Henderson <rth@redhat.com>
475 * target.h (struct gcc_target): Add calls.pass_by_reference.
476 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
477 * function.c (pass_by_reference): Use the hook.
478 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
479 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
480 (hook_pass_by_reference_must_pass_in_stack): New.
481 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
482 (alpha_pass_by_reference): New.
483 (TARGET_PASS_BY_REFERENCE): New.
484 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
485 * config/arc/arc.c (arc_pass_by_reference): New.
486 (TARGET_PASS_BY_REFERENCE): New.
487 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
488 (FUNCTION_ARG_CALLEE_COPIES): True.
489 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
490 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
491 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
492 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
493 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
494 * config/cris/cris.c (cris_pass_by_reference): New.
495 (TARGET_PASS_BY_REFERENCE): New.
496 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
497 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
498 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
499 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
500 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
501 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
502 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
503 (frv_function_arg_pass_by_reference): Remove.
504 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
505 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
506 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
507 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
508 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
509 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
510 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
511 (ia64_pass_by_reference): Rename from
512 ia64_function_arg_pass_by_reference.
513 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
514 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
515 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
516 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
517 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
518 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
519 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
520 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
521 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
522 (m32r_pass_by_reference): Adjust prototype. Make static.
523 Handle mode sizes correctly.
524 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
525 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
526 (m68hc11_function_arg_pass_by_reference): Remove.
527 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
528 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
529 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
530 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
531 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
532 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
533 (mips_va_arg): Use pass_by_reference.
534 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
535 Handle mode sizes correctly.
536 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
537 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
538 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
539 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
540 (mmix_pass_by_reference): Rename from
541 mmix_function_arg_pass_by_reference.
542 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
543 (FUNCTION_ARG_CALLEE_COPIES): True.
544 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
545 (mn10300_pass_by_reference): New.
546 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
547 (FUNCTION_ARG_CALLEE_COPIES): True.
548 * config/pa/pa.c (pa_pass_by_reference): New.
549 (TARGET_PASS_BY_REFERENCE): New.
550 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
551 (FUNCTION_ARG_CALLEE_COPIES): True.
552 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
553 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
554 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
555 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
556 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
557 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
558 (s390_pass_by_reference): Rename from
559 s390_function_arg_pass_by_reference.
560 (s390_function_arg_advance): Don't query pass-by-ref.
561 (s390_function_arg): Likewise.
562 (s390_gimplify_va_arg): Use pass_by_reference.
563 (s390_call_saved_register_used): Likewise.
564 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
565 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
566 (shcompact_byref, sh_pass_by_reference): New.
567 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
568 (SHCOMPACT_BYREF): Remove.
569 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
570 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
571 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
572 (sparc_gimplify_va_arg): Use pass_by_reference.
573 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
574 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
575 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
576 (v850_pass_by_reference): New.
577 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
578 (FUNCTION_ARG_CALLEE_COPIES): True.
579 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
580 FUNCTION_ARG_PASS_BY_REFERENCE docs.
582 2004-07-14 Richard Henderson <rth@redhat.com>
583 Richard Sandiford <rsandifo@redhat.com>
585 * config/mips/mips-protos.h (mips_va_arg): Delete.
586 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
587 * config/mips/mips.c: Include tree-gimple.h.
588 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
589 (mips_arg_info): Remove special handling of must_pass_in_stck args.
590 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
591 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
593 2004-07-13 Bob Wilson <bob.wilson@acm.org>
595 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
596 arguments for COND_EXPR in big-endian adjustment code.
598 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
600 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
601 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
602 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
603 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
605 2004-07-13 Diego Novillo <dnovillo@redhat.com>
607 PR tree-optimization/16443
608 * tree-ssa-alias.c: Add more description for
609 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
610 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
611 clobbering of call-clobbered and addressable variables. If
612 there are any before aliases have been computed, add them.
614 2004-07-13 Diego Novillo <dnovillo@redhat.com>
616 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
619 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
621 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
622 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
625 2004-07-13 Per Bothner <per@bothner.com>
627 * collect2.c (main): Handle --no-demangle and --demangle flags.
629 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
631 * Makefile.in (OBJS-common): Add tree-data-ref.o.
632 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
633 (tree-data-ref.o): New rule.
634 * lambda.h: New file.
635 * tree-data-ref.c: New file.
636 * tree-data-ref.h: New file.
637 * tree.c (int_cst_value, tree_fold_gcd): New functions.
638 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
640 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
643 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
644 * config/sparc/sparc.c (output_ubranch): New function.
645 * config/sparc/sparc.md (jump pattern): Use it.
647 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
650 * config/sparc/sparc.c (output_cbranch): Properly guard
651 the code handling far branches with TARGET_V9.
652 * config/sparc/sparc.md (length attribute): Document the
653 side-effect of having a length greater or equal to 3.
655 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
656 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
659 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
660 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
662 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
663 Martin Sebor <sebor@roguewave.com>
666 * doc/invoke.texi (SPARC options): Document -threads
667 and -pthreads on Solaris.
669 2004-07-13 Richard Henderson <rth@redhat.com>
671 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
673 (ind_gimplify_va_arg_expr): Remove.
674 * tree.h (ind_gimplify_va_arg_expr): Remove.
675 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
676 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
679 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
680 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
681 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
682 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
683 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
685 2004-07-13 Richard Henderson <rth@redhat.com>
687 * function.c (pass_by_reference): New.
688 (assign_parm_find_data_types): Use it.
689 * calls.c (initialize_argument_information): Likewise.
690 (emit_library_call_value_1): Likewise.
691 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
692 * function.h (pass_by_reference): Declare.
694 2004-07-13 Richard Henderson <rth@redhat.com>
696 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
697 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
698 * expr.h (MUST_PASS_IN_STACK): Remove.
699 * system.h (MUST_PASS_IN_STACK): Poison.
700 * tree.h (must_pass_in_stack_var_size): Declare.
701 (must_pass_in_stack_var_size_or_pad): Declare.
702 * calls.c (must_pass_in_stack_var_size): New.
703 (must_pass_in_stack_var_size_or_pad): Rename from
704 default_must_pass_in_stack.
705 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
706 (TARGET_MUST_PASS_IN_STACK): New.
707 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
708 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
709 (TARGET_MUST_PASS_IN_STACK): New.
710 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
711 * config/frv/frv.c (frv_must_pass_in_stack): New.
712 (TARGET_MUST_PASS_IN_STACK): New.
713 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
714 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
715 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
716 (ix86_must_pass_in_stack): Make static.
717 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
718 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
719 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
720 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
721 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
722 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
723 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
724 (mcore_must_pass_on_stack): Remove.
725 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
726 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
727 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
728 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
729 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
730 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
731 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
732 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
733 (TARGET_MUST_PASS_IN_STACK): New.
734 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
735 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
736 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
737 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
738 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
739 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
740 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
743 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
744 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
745 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
746 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
747 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
748 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
749 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
750 config/xtensa/xtensa.c: Use target hook.
752 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
754 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
755 * configure: Rebuilt.
757 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
759 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
760 * config/mips/mips.h (mips_reg_names): Don't declare.
761 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
762 (TARGET_NAME_REGS): Delete.
763 (TARGET_SWITCHES): Remove -mrnames.
764 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
765 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
767 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
768 (override_options): Remove handling of TARGET_NAME_REGS.
770 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
772 * config/mips/mips.h (TARGET_*): Boolify.
774 2004-07-12 Nick Clifton <nickc@redhat.com>
776 * config.gcc: Add sh-*-symbianelf target.
777 * config/sh/sh.c: Add new target macros:
778 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
779 TARGET_CXX_IMPORT_EXPORT_CLASS.
780 (sh_file_start): Create a definition of the .directive section.
781 (sh_attribute): Add dllimport and dllexport attributes.
782 * config/sh/symbian-pre.h: New file.
783 * config/sh/symbian-post.h: New file.
784 * config/sh/symbian.c: New file. Contains Symbian specific
786 * config/sh/sh-protos.h: Add prototypes for new functions
787 provided by symbian.c.
788 * config/sh/t-symbian: New file.
789 * doc/extend.texi: Document support for dllimport and dllexport
790 attributes by the sh-symbianelf target.
792 2004-07-12 James E Wilson <wilson@specifixinc.com>
794 * Makefile.in (AR): Use @AR@ not ar.
796 (AR_FOR_TARGET): Use $(AR) not ar for native.
797 (NM_FOR_TARGET): Use $(NM) not nm for native.
798 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
799 * configure: Regenerate.
801 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
803 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
805 (ashldi3_sp64): Likewise.
807 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
810 * pa.c (function_arg): Update comment.
811 * pa.h (BLOCK_REG_PADDING): Define.
813 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
815 PR tree-optimization/16461
816 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
817 arguments of phi nodes.
819 2004-07-12 Devang Patel <dpatel@apple.com>
821 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
823 2004-07-12 Steve Ellcey <sje@cup.hp.com>
825 * function.c (expand_function_start): Ensure r_save is in Pmode.
826 * calls.c (prepare_call_address): Ensure static_chain_value is
828 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
829 r_save_area are in Pmode.
830 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
831 fnaddr, and static_chain are in Pmode.
833 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
836 * config/ia64/ia64.c (bundling): Don't count ignored insns.
838 2004-07-12 Richard Henderson <rth@redhat.com>
840 * target.h (struct gcc_target): Move gimplify_va_arg_expr
841 next to build_builtin_va_list.
842 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
843 * builtins.c (gimplify_va_arg_expr): Likewise.
844 * gimplify.c (copy_if_shared_r): Likewise.
846 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
848 * passes.c (rest_of_decl_compilation): Don't defer call of
849 assemble_variable if its DECL_RTL is already set.
851 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
853 * cfgloop.h (struct loop): Add nb_iterations field.
854 (current_loops): Declare.
855 * tree-chrec.c (chrec_not_analyzed_yet,
856 chrec_dont_know, chrec_known, count_ev_in_wider_type,
857 chrec_contains_symbols_defined_in_loop): Remove the temporary
859 * tree-flow-inline.h (loop_containing_stmt): New function.
860 * tree-scalar-evolution.c: Add implementation.
861 * tree-scalar-evolution.h: Add declarations.
863 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
865 PR rtl-optimization/15921
866 * Makefile.in (global.o): Add recog.h.
868 * global.c (recog.h): Add the include-clause.
869 (bb_info): New member earlyclobber.
870 (allocate_bb_info, free_bb_info): Initialize/finish the new
872 (earlyclobber_regclass, earlyclobber_regclass_length): The new
874 (check_earlyclobber, regclass_intersect,
875 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
877 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
878 (make_accurate_live_analysis): Modify pavin.
880 2004-07-12 Diego Novillo <dnovillo@redhat.com>
882 * tree-cfg.c (find_taken_edge): Statically compute the truth
883 value of a predicate comparing an SSA_NAME to itself.
885 2004-07-12 Roger Sayle <roger@eyesopen.com>
887 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
888 rs6000 doesn't have shift-and-add or shift-and-sub instructions
889 by returning the cost of a multiplication plus an addition.
891 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
893 PR tree-optimization/14107
894 * gimplify.c (gimplify_return_expr): Accept a
895 RETURN_EXPR with an error argument.
896 * tree-optimize.c (init_tree_optimization_passes):
897 Run pass_warn_function_return at -O0.
899 2004-07-12 Roger Sayle <roger@eyesopen.com>
901 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
904 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
906 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
907 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
908 * config/mips/3000.md: Add copyright notice. Remove automota and
909 function units; use generic ones instead. Only define reservations
910 for things that are different from generic.md. Extend each clause
912 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
913 * config/mips/mips.md: Include them. Remove define_function_units.
914 (alu, imuldiv): New automata and units.
916 2004-07-12 Ben Elliston <bje@au.ibm.com>
918 * doc/invoke.texi (Optimize Options): Document -frename-registers
919 not being enabled by default at -O3.
921 2004-07-11 Roger Sayle <roger@eyesopen.com>
923 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
924 floating point additions, to keep real immediate constant positive.
925 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
926 into X + C, and leave positive real constants as X - C.
928 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
930 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
932 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
934 PR tree-optimization/15654
935 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
937 2004-07-11 Roger Sayle <roger@eyesopen.com>
939 * builtins.c (fold_builtin_fputs): Don't bother converting the
940 return type to integer_type_node, as we've already checked that
941 the result will be ignored.
943 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
944 that signed addition, subtraction, multiplication, division,
945 remainder, negation and absolute value may potentially trap.
947 * fold-const.c (fold_ignored_result): New function to strip
948 non-side-effecting tree nodes from an expression whose result
950 (fold_convert): Call fold_ignored_result when casting a value
952 (omit_one_operand): Call fold_ignored_result on the "omitted"
953 operand when building a COMPOUND_EXPR.
954 (pedantic_omit_one_operand): Likewise.
955 * tree.h (fold_ignored_result): Prototype here.
956 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
957 when we're going to ignore the result.
959 2004-07-11 Richard Henderson <rth@redhat.com>
962 * tree-ssa-ccp.c (fold_stmt_r): Split out...
963 * tree.c (fields_compatible_p, find_compatible_field): ... new.
964 * tree.h (fields_compatible_p, find_compatible_field): Declare.
965 * tree-sra.c (sra_hash_tree): Hash fields by offset.
966 (sra_elt_eq): Use fields_compatible_p.
967 (generate_one_element_ref): Use find_compatible_field.
969 2004-07-11 Richard Henderson <rth@redhat.com>
972 * tree-sra.c (generate_one_element_init): New.
973 (generate_element_init): Use it.
974 (scalarize_init): Push/pop gimplify context around it.
975 (find_new_referenced_vars_1, find_new_referenced_vars): New.
976 * gimplify.c (gimplify_expr): Allow SSA_NAME.
978 2004-07-11 Roger Sayle <roger@eyesopen.com>
980 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
981 combine.c's combine_insn_cost.
982 * rtl.h (insn_rtx_cost): Prototype here.
983 * combine.c (combine_insn_cost): Delete function.
984 (combine_validate_cost): Update callers of combine_insn_cost to
985 call insn_rtx_cost instead.
986 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
987 requesting the rtx_cost of call and/or jump instructions.
989 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
990 rtx_cost directly. Don't request/use the cost of call or jump
991 instructions. Return -1 if the cost of any instruction can't be
992 determined (or the BB contains a function call).
993 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
994 -1 (i.e. can't determine the cost of any instruction or the basic
995 block contains a subroutine call).
996 (find_if_case_2): Likewise.
998 2004-07-11 Roger Sayle <roger@eyesopen.com>
1000 * rs6000.c (struct processor_costs): Change semantics of fields to
1001 include the COST_N_INSNS scaling, and update all initializers.
1002 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1003 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1004 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1005 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1007 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1009 * LANGUAGES: Remove obsolete information.
1011 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1013 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1014 SIGBUS signal frames, the PSW address points *to* the faulting
1015 instruction, not after it.
1017 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1019 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1020 added to TLS symbol addresses.
1022 2004-07-11 Richard Henderson <rth@redhat.com>
1024 * expmed.c (init_expmed): Use stack-local structures for
1025 temporary rtl. Don't recognize shifts.
1027 2004-07-11 Richard Henderson <rth@redhat.com>
1029 * expr.c (store_expr): Don't fiddle subreg promotion for types
1030 with precision smaller than the mode.
1032 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1034 * tree.h (all_types_permanent): Remove.
1036 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1038 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1039 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1040 * langhooks.c (lhd_clear_binding_stack): Remove.
1041 * langhooks-def.h (lhd_clear_binding_stack,
1042 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1043 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1044 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1045 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1046 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1047 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1048 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1049 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1050 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1051 * tree.h (poplevel): Don't declare.
1052 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1053 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1054 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1055 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1058 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1060 PR tree-optimization/16437
1061 * c-common.c (shorten_compare): Don't mark result of conversion to
1062 narrower signed type as overflowing.
1063 * fold-const.c (decode_field_reference): Determine whether
1064 signedness comes from outer type using precision rather than size.
1066 2004-07-11 Phil Edwards <phil@codesourcery.com>
1068 * configure.ac: Alphabetize --enable-checking list, add
1069 missing valgrind entry.
1070 * configure: Regenerate.
1072 2004-07-11 Phil Edwards <phil@codesourcery.com>
1074 * doc/install.texi (Testing): Fix syntax in "make check" example.
1076 2004-07-10 James E Wilson <wilson@specifixinc.com>
1078 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1080 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1082 PR rtl-optimization/16001
1083 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1086 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1088 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1090 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1091 James Morrison <phython@gcc.gnu.org>
1093 * doc/contrib.texi (Contributors): Add gfortran contributors and
1094 fix a couple of typos.
1096 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1098 PR rtl-optimization/15387
1099 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1100 to incoming args space correctly.
1102 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1104 * pa.c (output_indirect_call): Only use %r2 as the link register in
1105 indirect calls with the long PA 2.0 pc-relative branch.
1107 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1109 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1110 for the default tuning if TARGET_64BIT.
1112 2004-07-10 Richard Henderson <rth@redhat.com>
1114 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1115 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1117 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1119 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1120 * expmed.c (store_bit_field, extract_bit_field): Remove last
1122 * builtins.c (expand_builtin_signbit): Adjust callers.
1123 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1124 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1125 * ifcvt.c (noce_emit_move_insn): Likewise.
1126 * stmt.c (expand_return): Likewise.
1127 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1128 store_field, expand_expr_real_1): Likewise.
1130 2004-07-10 Richard Henderson <rth@redhat.com>
1132 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1134 2004-07-09 Mike Stump <mrs@apple.com>
1136 * config/darwin.c (no_dead_strip): Add.
1137 (HAVE_DEAD_STRIP): Add.
1138 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1141 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1143 * tree-ssa-loop-im.c: New file.
1144 * Makefile.in (tree-ssa-loop-im.o): Add.
1145 * cfgloop.c (superloop_at_depth): New function.
1146 * cfgloop.h (superloop_at_depth): Declare.
1147 * common.opt (ftree-lim): New flag.
1148 * expr.c (array_ref_up_bound): New function.
1149 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1150 * timevar.def (TV_LIM): New timevar.
1151 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1152 computing immediate uses of a phi node.
1153 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1154 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1155 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1156 * tree-pass.h (pass_lim): Declare.
1157 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1159 (pass_lim): New pass structure.
1160 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1161 * tree.c (in_array_bounds_p): New function.
1162 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1163 (in_array_bounds_p, array_ref_up_bound): Declare.
1164 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1165 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1167 2004-07-09 Richard Henderson <rth@redhat.com>
1169 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1171 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1174 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1176 * flags.h: Delete redundant prototypes that are being generated
1177 in options.h from common.opt.
1178 * common.opt: Add in the expository comments formerly in flags.h.
1180 2004-07-09 Jan Beulich <jbeulich@novell.com>
1182 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1183 available for use only when TARGET_MMX/_SSE is set, and check for
1184 variable argument function if any register count is non-zero.
1185 (function_arg): Correctly suppress repeated warnings for passing SSE
1186 vectors are arguments without SSE enabled.
1187 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1188 would be SSE register modes does no longer influence the alignment.
1190 2004-07-09 Richard Henderson <rth@redhat.com>
1192 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1193 Always align upward to arg boundary. Use size_in_bytes/round_up.
1194 Maintain type-correctness of constants.
1195 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1197 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1199 * config/sparc/sparc.c (*_costs): Scale instruction costs
1201 (sparc_rtx_costs): Adjust as appropriate.
1203 2004-07-09 Jan Beulich <jbeulich@novell.com>
1205 * config/i386/mm3dnow.h: New.
1206 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1208 2004-07-09 Richard Henderson <rth@redhat.com>
1210 * simplify-rtx.c (simplify_const_relational_operation): Only
1211 look at bounds of scalar integers.
1213 2004-07-09 Jan Beulich <jbeulich@novell.com>
1215 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1217 2004-07-09 Andrew Pinski <apinski@apple.com>
1219 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1221 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1222 UOBJC_METACLASS_decl.
1224 2004-07-09 James E Wilson <wilson@specifixinc.com>
1227 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1228 do return a parallel if hfa_mode == XFmode and mode == TImode.
1230 2004-07-09 Jan Beulich <jbeulich@novell.com>
1232 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1233 permissible for unary plus.
1235 2004-07-09 Jan Beulich <jbeulich@novell.com>
1237 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1238 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1239 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1240 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1241 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1242 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1243 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1244 (BUILTIN_xxxIMAX): New.
1245 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1246 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1247 BUILT_IN_PARITYIMAX.
1249 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1251 * config/sparc/sparc.h (processor_costs): Define.
1252 (sparc_costs): Declare.
1253 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1254 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1255 ultrasparc3_costs): New.
1256 (sparc_override_options): Set sparc_costs as appropriate.
1257 (sparc_rtx_costs): Use sparc_costs instead of messy
1260 2004-07-09 Steven Bosscher <stevenb@suse.de>
1262 * doc/md.texi (Processor pipeline description): Mention that
1263 the old pipeline description is deprecated.
1265 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1266 mciu_7450 function unit to...
1267 (automaton ppc7450mciu): ...new automaton.
1269 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1270 (schedule_block): Don't consider inserting bubbles.
1271 (sched_init): Don't initialize DFA bubbles.
1272 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1273 TARGET_SCHED_DFA_BUBBLE): Remove.
1274 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1275 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1276 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1278 * stmt.c (conditional_context): Remove prototype.
1279 * tree.h (conditional_context): Remove.
1280 * tree-cfg.c (pre_insert_on_edge): Remove.
1282 * c-common.h (c_expand_asm_operands): Remove prototype.
1283 * c-typeck.c (c_expand_asm_operands): Remove.
1285 2004-07-09 Jan Beulich <jbeulich@novell.com>
1287 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1288 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1289 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1290 and V8QI are class SSE. All sufficiently small remaining vector modes
1291 must be passed in one or two integer registers.
1292 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1294 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1295 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1296 and must thus be handled explicitly.
1297 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1299 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1300 movv2sf_internal): Permit moving between MMX and XMM registers (since
1301 MMX areguments and return values are passed in XMM registers).
1302 (sse2_umulsidi3): Correct type and mode.
1304 2004-07-09 Richard Henderson <rth@redhat.com>
1306 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1308 2004-07-09 Eric Christopher <echristo@redhat.com>
1310 * config/rs6000/40x.md: Split into two automatons.
1312 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1313 Andrew Pinski <apinski@apple.com>
1315 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1316 on when we have more than one input file.
1317 (c_common_parse_file): Restore loop over all input files.
1318 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1320 * c-decl.c (set_type_context): New function.
1321 (pop_scope): Use it to set context of types. When we
1322 encounter a TYPE_DECL, set the context of the attached type too.
1323 (pop_file_scope): Don't call cpp_undef_all here.
1324 (diagnose_mismatched_decls): Do not complain about a second
1325 definition of an 'extern inline' function if it's not in the
1326 same translation unit. Do not complain about inline
1327 declaration after use if the use was in a different
1329 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1330 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1332 (pushdecl_top_level): Likewise.
1333 (grokdeclarator): Clarify what is going on with setting
1334 DECL_EXTERNAL on function types, a little.
1335 (c_write_global_declarations): Don't do anything if
1336 -fsyntax-only or errors have been encountered.
1338 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1340 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1342 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1345 * pa.c (output_indirect_call): Use %r2 as the link register when
1346 calling $$dyncall with a pc-relative branch.
1348 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1350 * doc/install.texi (Binaries): Mention OpenPKG.
1352 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1354 Fix PR tree-optimization/15555
1355 * tree-dfa.c (dump_variable): If the variable is a pointer
1356 SSA_NAME, also dump its points-to information.
1357 * tree-flow.h (struct ptr_info_def): Add field
1359 (dump_points_to_info_for): Declare.
1360 (debug_points_to_info_for): Declare.
1361 * tree-optimize.c (init_tree_optimization_passes): Add a
1362 second alias analysis pass after DOM2.
1363 Move pass_del_pta to a later spot.
1364 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1365 create a name tags when we find a dereferenced pointer. Just
1366 mark the pointer dereferenced.
1367 (collect_points_to_info_for): Move code to clear points-to
1368 information to create_name_tags.
1369 (create_name_tags): New function.
1370 (compute_flow_sensitive_aliasing): Call it.
1371 (setup_pointers_and_addressables): Mark type tags for renaming
1373 (create_memory_tag): ... here.
1374 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1375 (dump_points_to_info_for): Declare extern.
1376 (debug_points_to_info_for): New function.
1378 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1380 * config/arc/arc.md: Switch to DFA-based scheduler description.
1381 * config/arc/arc.c: Switch to DFA-based scheduler description.
1383 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1385 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1388 2004-07-09 Richard Henderson <rth@redhat.com>
1390 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1391 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1392 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1393 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1395 * config/v850/v850-protos.h (v850_va_arg): Remove.
1396 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1397 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1398 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1399 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1400 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1402 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1405 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1406 and DImode to use +/-4k offset.
1408 2004-07-09 Richard Henderson <rth@redhat.com>
1410 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1412 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1413 (xstormy16_gimplify_va_arg_expr): Rewrite from
1414 xstormy16_expand_builtin_va_arg.
1415 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1417 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1418 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1420 * config/sh/sh-protos.h (sh_va_arg): Remove.
1421 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1422 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1423 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1425 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1426 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1427 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1428 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1430 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1431 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1432 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1433 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1435 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1437 * config/sparc/sparc.md (return): Rewrite length formula.
1438 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1439 argument to final_scan_insn when in a delay slot.
1440 (output_sibcall): Likewise.
1442 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1444 * arm.c (arm_cpp_interwork): New variable.
1445 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1447 * arm.h (arm_cpp_interwork): Declare it.
1448 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1449 __THUMB_INTERWORK__ in the preprocessor.
1451 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1453 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1455 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1458 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1459 Override default settings to account for -m32 and -m64.
1461 2004-07-08 Randolph Chung <tausq@debian.org>
1463 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1465 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1467 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1468 before comparing it as such.
1470 2004-07-08 Richard Henderson <rth@redhat.com>
1472 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1473 temporary. Use bit arithmetic to align.
1475 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1477 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1478 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1479 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1480 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1481 add_labels_and_missing_jumps, find_jump_block,
1482 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1484 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1485 link_btr_uses, move_btr_def): Likewise.
1486 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1487 expand_builtin_expect_jump): Likewise.
1488 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1489 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1490 * cfganal.c (forwarder_block_p): Likewise.
1491 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1492 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1493 find_bb_boundaries): Likewise.
1494 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1495 merge_blocks_move_predecessor_nojumps,
1496 merge_blocks_move_successor_nojumps, insns_match_p,
1497 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1498 try_optimize_cfg): Likewise.
1499 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1500 * cfglayout.c (skip_insns_after_block, label_for_bb,
1501 record_effective_endpoints, insn_locators_initialize,
1502 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1503 * cfgmainloop.c (create_loop_notes): Likewise.
1504 * cfgrtl.c (delete_insn, delete_insn_chain,
1505 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1506 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1507 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1508 redirect_branch_edge, force_nonfallthru_and_redirect,
1509 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1510 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1511 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1512 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1513 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1514 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1515 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1516 * combine.c (combine_instructions, can_combine_p, try_combine,
1517 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1518 distribute_notes, distribute_links, insn_cuid): Likewise.
1519 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1520 invalidate_skipped_block, cse_set_around_loop,
1521 cse_end_of_basic_block, cse_main, cse_basic_block,
1522 cse_condition_code_reg): Likewise.
1523 * cselib.c (cselib_process_insn): Likewise.
1524 * ddg.c (create_ddg): Likewise.
1525 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1527 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1528 gen_label_die, dwarf2out_var_location): Likewise.
1529 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1530 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1531 last_call_insn, active_insn_p, next_label, prev_label,
1532 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1533 add_insn_before, remove_insn, add_function_usage_to,
1534 reorder_insns, find_line_note, remove_unnecessary_notes,
1535 emit_insn_after_1, classify_insn): Likewise.
1536 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1537 connect_post_landing_pads, sjlj_mark_call_sites,
1538 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1539 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1540 convert_to_eh_region_ranges): Likewise.
1541 * explow.c (optimize_save_area_alloca): Likewise.
1542 * expr.c (expand_expr_real): Likewise.
1543 * final.c (insn_current_reference_address, compute_alignments,
1544 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1545 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1546 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1547 propagate_block_delete_insn, propagate_one_insn,
1548 init_propagate_block_info, propagate_block, libcall_dead_p,
1549 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1551 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1552 expand_function_start, expand_function_end, contains,
1553 thread_prologue_and_epilogue_insns,
1554 reposition_prologue_and_epilogue_notes): Likewise.
1555 * gcse.c (constprop_register, bypass_conditional_jumps,
1556 insert_insn_end_bb, gcse_after_reload): Likewise.
1557 * genemit.c (gen_expand, gen_split): Likewise.
1558 * genpeep.c (gen_peephole, main): Likewise.
1559 * global.c (build_insn_chain): Likewise.
1560 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1561 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1562 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1563 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1564 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1565 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1566 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1567 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1568 dead_or_predicable): Likewise.
1569 * integrate.c (try_constants): Likewise.
1570 * jump.c (rebuild_jump_labels, cleanup_barriers,
1571 purge_line_number_notes, init_label_info, mark_all_labels,
1572 squeeze_notes, get_label_before, get_label_after,
1573 reversed_comparison_code_parts, simplejump_p, pc_set,
1574 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1575 delete_barrier, delete_prior_computation, delete_computation,
1576 delete_related_insns, delete_for_peephole, redirect_jump):
1578 * lcm.c (optimize_mode_switching): Likewise.
1579 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1581 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1582 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1583 * loop-iv.c (simplify_using_assignment): Likewise.
1584 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1585 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1586 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1587 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1588 check_insn_for_givs, check_final_value, update_giv_derive,
1589 basic_induction_var, product_cheap_p, check_dbra_loop,
1590 loop_insn_first_p, last_use_this_basic_block,
1591 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1592 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1593 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1594 sms_schedule_by_order): Likewise.
1595 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1596 * postreload.c (reload_cse_simplify_operands, reload_combine,
1597 reload_cse_move2add): Likewise.
1598 * predict.c (can_predict_insn_p, estimate_probability,
1599 expected_value_to_br_prob, process_note_predictions): Likewise.
1600 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1601 * profile.c (branch_prob): Likewise.
1602 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1603 detect_webs_set_in_cond_jump): Likewise.
1604 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1605 ra_print_rtl_with_bb): Likewise.
1606 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1607 * recog.c (next_insn_tests_no_inequality, find_single_use,
1608 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1609 * reg-stack.c (next_flags_user, record_label_references,
1610 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1611 compensate_edge, convert_regs_1): Likewise.
1612 * regclass.c (scan_one_insn): Likewise.
1613 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1614 regmove_optimize, fixup_match_1, single_set_for_csa,
1615 combine_stack_adjustments_for_block): Likewise.
1616 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1617 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1618 find_equiv_reg): Likewise.
1619 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1620 reload_as_needed, emit_input_reload_insns, do_output_reload,
1621 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1623 * reorg.c (find_end_label, emit_delay_sequence,
1624 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1625 get_jump_flags, rare_destination, mostly_true_jump,
1626 try_merge_delay_insns, redundant_insn, own_thread_p,
1627 fill_simple_delay_slots, fill_slots_from_thread,
1628 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1629 dbr_schedule): Likewise.
1630 * resource.c (find_basic_block, next_insn_no_annul,
1631 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1632 * rtl.h (RTX_PREV): Likewise.
1633 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1634 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1635 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1636 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1637 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1638 find_first_parameter_load, can_hoist_insn_p): Likewise.
1639 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1640 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1641 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1642 schedule_ebbs): Likewise.
1643 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1644 is_conditionally_protected, can_schedule_ready_p,
1645 add_branch_dependences, debug_dependencies): Likewise.
1646 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1648 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1649 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1650 set_dominates_use, ujump_to_loop_cont): Likewise.
1651 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1652 * varasm.c (output_constant_pool_1): Likewise.
1654 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1656 * tree-scalar-evolution.c: New file.
1657 * tree-scalar-evolution.h: New file.
1658 * tree-ssa-loop-niter.c: New file.
1659 * Makefile.in (SCEV_H): New.
1660 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1661 * cfgloop.h (struct loop): Add bounds field.
1662 * tree-flow.h (struct tree_niter_desc): New type.
1663 (number_of_iterations_cond, number_of_iterations_exit,
1664 loop_niter_by_eval, find_loop_niter_by_eval,
1665 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1666 free_numbers_of_iterations_estimates): Declare.
1667 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1668 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1669 * doc/invoke.texi (max-iterations-to-track): Document.
1671 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1673 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1674 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1675 (MODE_AFTER): Add cast appropriately.
1676 * config/sh/sh.md (movdi splitter): Likewise.
1677 (casesi_worker_2): Add const qualifier appropriately.
1678 (eh_return): Remove unused variable.
1679 (insv): Initialize v;
1681 2004-07-08 Richard Henderson <rth@redhat.com>
1683 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1684 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1685 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1686 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1687 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1689 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1690 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1691 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1692 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1694 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1695 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1696 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1697 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1699 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1700 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1701 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1702 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1704 * config/i860/i860-protos.h (i860_va_arg): Remove.
1705 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1706 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1707 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1709 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1711 * system.h: Prototype getpagesize if missing.
1712 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1713 * configure: Regenerate.
1714 * config.in: Regenerate.
1716 2004-07-08 Richard Henderson <rth@redhat.com>
1718 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1719 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1720 (fr30_gimplify_va_arg_expr): New.
1721 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1722 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1724 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1727 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1728 of asm_noperands result.
1730 2004-07-08 Richard Henderson <rth@redhat.com>
1732 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1733 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1734 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1735 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1737 2004-07-08 Richard Henderson <rth@redhat.com>
1739 * builtins.c (ind_gimplify_va_arg_expr): New.
1740 * tree.h (ind_gimplify_va_arg_expr): Declare.
1741 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1743 2004-07-08 Jan Beulich <jbeulich@novell.com>
1745 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1746 patterns also on vector elements other than the first one.
1747 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1750 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1752 * config/rs6000/darwin-ldouble.c: Correct reference
1753 to the Linnainmaa paper.
1755 2004-07-08 Richard Henderson <rth@redhat.com>
1757 * config/arc/arc-protos.h (arc_va_arg): Remove.
1758 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1759 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1760 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1762 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1763 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1764 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1765 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1767 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1769 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1771 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1773 * c-decl.c (static_ctors, static_dtors): Make static.
1774 (pop_file_scope): Call c_common_write_pch and
1775 cgraph_finalize_compilation_unit here.
1776 (build_cdtor): Moved here from c-objc-common.c; simplify.
1777 (c_write_global_declarations_1): Clarify comment.
1778 (c_write_global_declarations): Close the external scope before
1779 doing anything else. Call build_cdtor, cgraph_optimize, and
1780 mudflap_finish_file here.
1781 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1783 * c-objc-common.c: No need to include cgraph.h.
1784 (build_cdtor): Moved to c-decl.c.
1785 (c_objc_common_finish_file): Delete.
1786 * c-tree.h: Update to match.
1787 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1788 (generate_static_references): Set TREE_USED before calling finish_decl.
1789 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1790 on the static_instances_decl.
1792 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1794 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1795 decls when there is only one input translation unit.
1796 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1797 change of 2004-07-05; do not treat declarations with
1798 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1799 * opts.c (cur_in_fname): Delete.
1801 * tree.c: Revert changes of 2004-07-05; no special treatment
1802 for TRANSLATION_UNIT_DECLs.
1803 * Makefile.in (tree.o): Update dependencies.
1805 2004-07-08 Roger Sayle <roger@eyesopen.com>
1807 * builtins.c (fold_builtin_strcpy): Merge functionality from
1808 simplify_builtin_strcpy. Add additional len argument. No longer
1809 static. Remove function prototype.
1810 (fold_builtin_strncpy): Likewise integrate functionality from
1811 simplify_builtin_strncpy. Add additional slen argument. No
1812 longer static. Remove function prototype.
1813 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1814 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1815 types of "ignore" and "unlocked" parameters to bool.
1816 (fold_builtin_1): Add additional ignore argument. Call renamed
1817 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1818 builtins. Update arguments to fold_builtin_strncpy and
1819 fold_builtin_strcpy. Add function prototype.
1820 (fold_builtin): Add additional Boolean ignore argument to pass
1822 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1823 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1824 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1826 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1827 simplify_builtin_strncpy): Delete function prototypes.
1828 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1829 fold_builtin_strncpy): Add function prototypes here.
1830 (fold_builtin): Update function prototype with new "bool ignore".
1832 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1833 (ccp_fold_builtin): Update call to fold_builtin. Call
1834 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1835 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1836 simplify_builtin_strncpy respectively.
1837 * fold-const.c (fold): Update call to fold_builtin.
1839 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1841 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1844 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1845 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1846 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1847 * calls.c: Remove ifdefs of macros above.
1848 * functions.c: Likewise.
1851 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1853 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1854 (arch attribute): Delete.
1855 (current_function_calls_alloca attribute): Rename into calls_alloca.
1856 (calls_eh_return): New attribute.
1857 (leaf_function): Likewise.
1858 (length attribute): Fix formula for sibcalls.
1859 (return insn): Correctly compute the 'length' attribute.
1860 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1862 2004-07-08 Richard Henderson <rth@redhat.com>
1864 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1865 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1866 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1867 * tree-eh.c (lower_eh_constructs_1): Likewise.
1868 * tree-sra.c (sra_walk_modify_expr): Likewise.
1869 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1870 (eliminate_unnecessary_stmts): Likewise.
1871 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1872 * tree-tailcall.c (optimize_tail_call): Likewise.
1873 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1875 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1876 Jakub Jelinek <jakub@redhat.com>
1878 * config/i386/i386.c (override_options): Enable
1879 SSE prefetches with -mtune, as long as we are
1880 compiling for i686 or higher. All i686 processors
1881 accept SSE prefetches as NOPS, some i586's don't.
1883 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1886 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1888 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1890 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1891 the handling of clobbering ASM_EXPRs.
1893 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1896 * config/sparc/sparc.c (function_value): In 64-bit mode,
1897 return the aggregates larger than 16 bytes like unions.
1899 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1902 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1903 'temp' is zero, generate new pseudos as needed and emit the
1904 sequence of insns in single-assignment form. Resync comments
1906 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1907 function before reload.
1909 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1911 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1913 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1915 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1916 Allocation is signed.
1917 (VEC_reserve): Return flag, allocation is signed.
1919 2004-07-08 Richard Henderson <rth@redhat.com>
1921 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1922 OBJ_TYPE_REF_OBJECT.
1924 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1925 Neil Booth <neil@daikokuya.co.uk>
1929 * c-decl.c (finish_struct): Ensure bit-fields are given the
1931 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1932 the precision to match as well as the mode.
1933 * expr.c (reduce_to_bit_field_precision): New function.
1934 (expand_expr_real_1): Reduce expressions of bit-field type to
1936 * langhooks.h (reduce_bit_field_operations): New hook.
1937 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1939 * c-lang.c, objc/objc-lang.c
1940 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1941 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1943 * tree.c (build_nonstandard_integer_type): New function.
1944 * tree.h (build_nonstandard_integer_type): New prototype.
1945 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1946 conversions between integer and boolean types as useless.
1948 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1950 * c-common.c (c_common_nodes_and_builtins): Do not
1951 create __builtin_ptrdiff_t and __builtin_size_t.
1953 2004-07-08 Andrew Pinski <apinski@apple.com>
1955 * Makefile.in (libbackend.o): Add -combine to the gcc
1958 2004-07-08 Nick Clifton <nickc@redhat.com>
1960 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1963 2004-07-08 Richard Henderson <rth@redhat.com>
1965 * except.c (expand_eh_region_start, expand_eh_region_end,
1966 expand_eh_handler, expand_eh_region_end_cleanup,
1967 expand_start_all_catch, expand_start_catch, expand_end_catch,
1968 expand_end_all_catch, expand_eh_region_end_allowed,
1969 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1970 expand_eh_region_end_fixup): Remove.
1971 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1972 cleanups, outer_cleanups, label_chain, exception_region.
1973 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1974 (struct label_chain): Remove.
1975 (struct stmt_status): Remove x_stack_block_stack.
1976 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1977 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1978 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1979 end_cleanup_deferral, last_cleanup_this_contour,
1980 containing_blocks_have_cleanups_or_stack_level,
1981 any_pending_cleanups): Remove.
1982 (expand_null_return_1): Take no arguments.
1983 (expand_label, expand_naked_return, expand_return,
1984 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1985 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1986 expand_end_case_type): Don't use any of them.
1987 * calls.c (expand_call): Likewise.
1988 * dojump.c (do_jump): Likewise.
1989 * function.c (expand_function_end): Likewise.
1990 * expr.c (store_expr, expand_expr_real_1): Likewise.
1991 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1992 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1993 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1994 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1995 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1996 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1997 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1998 for WITH_CLEANUP_EXPR.
1999 (gimple_push_cleanup): Likewise.
2000 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2001 * print-tree.c (print_node): Likewise.
2002 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2003 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2004 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2005 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2006 (GOTO_SUBROUTINE_EXPR): Remove.
2007 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2008 (DECL_TOO_LATE): Remove.
2009 * except.h, tree.h: Update decls.
2011 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2013 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2014 * passes.c (rest_of_handle_final): Handle symout.
2015 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2017 (rest_of_handle_sched): Break out SMS. Remove ifs for
2018 flag_schedule_insns and flag_modulo_sched.
2019 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2021 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2022 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2023 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2024 rest_of_handle_mode_switching, rest_of_handle_jump,
2025 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2026 rest_of_handle_jump2, rest_of_handle_postreload,
2027 rest_of_handle_flow2, rest_of_clean_state,
2028 rest_of_handle_shorten_branches,
2029 rest_of_handle_prologue_epilogue,
2030 rest_of_handle_branch_target_load_optimize): New.
2031 (rest_of_compilation): Call the above. Remove ggc_collect
2032 calls moved to rest_of_handle_*.
2033 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2035 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2036 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2037 * except.h (set_nothrow_function_flags): Update comment.
2038 * function.c (current_function_nothrow): Remove.
2039 * output.h (current_function_nothrow): Remove.
2040 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2041 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2043 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2046 * reorg.c: Revert 2004-06-30 change.
2047 (find_end_label): If HAVE_epilogue and !HAVE_return,
2048 return 0 instead of creating a label at the end of the insn chain.
2049 (optimize_skip): Account for the failure mode of find_end_label.
2050 (fill_simple_delay_slots): Likewise.
2051 (fill_slots_from_thread): Likewise.
2052 (relax_delay_slots): Likewise.
2054 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2056 * tree-flow.h (addressable_vars): Declare.
2057 * tree-ssa-alias.c (addressable_vars): Define.
2058 (setup_pointers_and_addressables): Add addressable variables
2059 to addressable_vars.
2060 * tree-ssa-operands.c (get_stmt_operands): Move
2061 handling of ASM_EXPRs ...
2062 (get_asm_expr_operands): ... here.
2063 When the ASM_EXPR clobbers memory, also clobber addressable
2065 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2066 (delete_tree_ssa): Reset addressable_vars.
2068 2004-07-07 Jan Beulich <jbeulich@novell.com>
2069 Richard Henderson <rth@redhat.com>
2071 * varasm.c (assemble_variable): Use assemble_zeros for
2072 zero-initialized variables.
2073 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2074 for SECCAT_BSS and SECCAT_TBSS.
2076 2004-07-07 Jan Beulich <jbeulich@novell.com>
2078 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2080 * expmed.c (emit_store_flag): Also special-case double-word
2081 (in-)equality comparison against -1.
2083 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2084 passing arguments the containers for which are registers.
2086 * calls.c (emit_library_call_value_1): Use mode of function parameter
2087 rather than that of argument since constants have none.
2089 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2091 Introduce H8SX support.
2092 * expr.c (expand_strcpy): Renamed and moved to...
2093 * builtins.c (expand_movstr): ... here. Tweak.
2094 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2095 computed or has side effects.
2096 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2097 unused, or if mempcpy fails. Adjust the return value in the
2098 latter case. Use movstr if everything else fails.
2099 * doc/md.texi (movstr): Document.
2100 (movmemM, clrmemM): Fix explanation of memory block operands.
2101 * config/h8300/h8300.md (stpcpy): Renamed to...
2102 (movstr): ... this. Adjust.
2103 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2104 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2105 movmem* and clrstr* to clrmem*.
2106 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2107 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2108 GENERAL_REGS, always.
2109 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2110 getting the stack pointer as addr.
2111 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2112 from general_operand_dst.
2113 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2115 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2116 instead of requiring it to match only before reload.
2117 (stpcpy_internal_normal): New, normal-mode variant of...
2118 (stpcpy_internal): ... this. Add modes to operands. Disparage
2119 `D' instead of requiring it to match only before reload.
2120 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2122 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2123 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2125 * config/h8300/h8300.md (attr type): Add call.
2126 (attr can_delay): If type is call, set it no.
2127 (call, call_value): Set type to call.
2128 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2129 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2130 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2131 * tree.c (get_narrower): Don't narrow integral types into
2133 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2134 frame_size *before* the first use.
2135 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2137 (peephole2): Don't widen instructions that push SP. Move
2138 decrement of SP to the end of all stm-generating peepholes.
2139 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2140 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2141 and OR to set it to all ones.
2142 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2143 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2144 (call, call_value): Set can_delay to "no".
2145 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2146 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2147 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2148 * config/h8300/h8300.md (*brabit): Remove.
2149 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2150 zero_extract. Use bit_memory_operand as the predicate for
2151 operand 1 and 'WU' as the constraint. Check the difference
2152 between the base length and the final one when deciding which
2153 type of branch to use.
2154 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2155 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2156 Use convert_move to extend the result for TARGET_H8300SX. Check
2157 for QImode memory references. Optimize the case where the
2158 destination is a paradoxical subreg.
2159 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2160 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2161 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2162 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2163 * config/h8300/h8300.md: Include mova.md
2164 (length_table): Add mova and mova_zero.
2165 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2166 after all constant addresses for '%R', '%X', '%T' and '%S'.
2167 (h8300_mova_length): New function.
2168 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2169 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2170 dependencies for s-config, etc.
2171 * config/h8300/gemova.sh: New file.
2172 * config/h8300/mova.md: Generated.
2173 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2174 * config/h8300/h8300.c (h8300_bitfield_length): New.
2175 (nibble_operand): Adjust.
2176 (h8300_binary_length): Handle conditional binary op.
2177 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2178 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2179 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2180 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2181 constraints. WU is introduced as a variant of U that requires a
2182 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2183 * config/h8300/h8300.md (attr type): Added bitbranch.
2184 (attr length_table): Added bitfield and bitbranch.
2185 (attr length): Compute bitbranch length.
2186 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2187 least-significant bit of a byte.
2188 (brabit, brabc, brabs): New.
2189 (insv, extzv): Emit bfst and bfld on H8300SX.
2190 (bfld, bfst, seq, sne): New.
2191 (bstzhireg, cmpstz, bstz, bistz): New.
2192 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2193 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2194 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2195 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2196 (h8sx_unary_memory_operator): New function.
2197 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2198 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2199 * config/h8300/h8300.md: Add peepholes to combine reloads and
2201 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2202 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2203 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2204 (and?i, ior?i, xor?i): Likewise.
2205 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2206 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2207 Various whitespace fixes.
2208 (h8300_constant_length): New function, split out from...
2209 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2210 (h8300_classify_operand): Use IN_RANGE.
2211 (h8300_classify_operand): Use h8300_constant_length.
2212 (h8300_short_move_mem_p): Tighten size check.
2213 (h8sx_mergeable_memrefs_p): Tighten equality check.
2214 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2215 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2217 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2218 * config/h8300/crtn.asm: Likewise.
2219 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2220 if __H8300SX__ is defined.
2221 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2222 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2223 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2224 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2225 addresses as mode-dependent.
2226 * config/h8300/h8300.c (print_operand_address): Update call to
2228 (h8300_get_index): Take a mode argument. Rework to fix an
2229 earlier misunderstanding.
2230 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2231 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2232 into a register if TARGET_H8300SX.
2233 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2234 TARGET_H8300SX. Also disable related define_splits.
2235 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2236 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2237 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2238 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2239 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2240 (EXTRA_CONSTRAINT_STR): Check it.
2241 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2243 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2244 * config/h8300/h8300.md (length_table): Add mov_imm4.
2245 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2246 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2247 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2249 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2250 * config/h8300/h8300.c (h8300_reorg): New function.
2251 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2252 * config/h8300/h8300.md (length): Subtract the length of the
2253 delay slot from (pc) when checking the range of forward branches.
2254 (delay_slot, can_delay): New attributes.
2255 (define_delay): Add bra/s handling.
2256 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2257 (jump): Add delayed-branch handling.
2258 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2259 * expr.c (expand_strcpy): New function.
2260 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2261 (expand_builtin_stpcpy): Likewise.
2262 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2263 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2264 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2265 handling to improve register allocation for -fno-omit-frame-pointer.
2266 (h8sx_split_movmd): Delete, moving er6 handling into...
2267 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2268 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2269 (movmd): Add calls to copy_rtx.
2270 (movmd_internal): In the second alternative, allow the initial and
2271 final destination registers to be different . Update the splitter
2272 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2273 instead of h8sx_split_movmd.
2274 (stpcpy, movsd): New expanders.
2275 (movsd_internal): New define_insn.
2276 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2277 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2278 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2279 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2280 and DESTINATION_REGS.
2281 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2282 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2283 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2284 (h8300_move_ratio): Declare.
2285 (MOVE_RATIO): Use it.
2286 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2287 (h8300_init_once): Initialize it.
2288 (h8300_reg_class_from_letter): New function.
2289 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2290 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2291 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2292 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2293 (movstrsi, movmd): New expanders.
2294 (movmd_internal): New insn.
2295 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2296 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2297 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2298 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2299 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2300 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2301 * config/h8300/h8300.c (nibble_operand): Fix warning.
2302 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2303 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2304 (movsf_h8300h): Disable for TARGET_H8300SX.
2305 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2306 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2307 h8300_stm_parallel and h8300_return_parallel.
2308 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2309 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2310 h8300_stm_parallel, h8300_return_parallel): New functions.
2311 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2312 if TARGET_H8300SX. Use h8300_push_pop.
2313 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2314 and final pop when generating h8sx code. Always emit some form
2316 * config/h8300/h8300.md: Don't enforce register alignment in
2317 stm peepholes if TARGET_H8300SX.
2318 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2319 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2320 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2321 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2322 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2323 (MULTILIB_DIRNAMES): Add a directory for it.
2324 (MULTILIB_MATCHES): Delete.
2325 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2326 * final.c (walk_alter_subreg): Handle addresses with subregs
2327 inside a ZERO_EXTEND or AND.
2328 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2329 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2331 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2332 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2333 @(dd,Rn.w) and @(dd,ERn.L).
2334 (h8300_displacement_size): Take the whole address as argument.
2335 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2336 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2337 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2338 (h8sx_mergeable_memrefs_p): Declare.
2339 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2340 (HAVE_PRE_INCREMENT): Likewise.
2341 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2342 addresses for TARGET_H8300SX,
2343 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2345 (movb_length_table, movl_length_table): New tables.
2346 (movw_length_table): Define to movb_length_table.
2347 (h8300_displacement_size): New, split out from...
2348 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2349 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2350 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2351 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2352 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2353 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2354 (h8sx_unary_shift_operator): Get the mode from the operator.
2355 (binary_shift_operator): Likewise.
2356 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2357 a memory reference, check whether the reference is offsettable.
2358 (length_table): Add movb, movw and movl.
2359 (movqi): Add new h8sx pattern. Don't force one operand to be a
2360 register when generating h8sx code.
2361 (movhi, movsi, movsf): Likewise.
2362 (movstrictqi): Use the length_table attribute.
2363 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2364 (addqi3): Split into a define_expand and define_insn. Don't accept
2365 memory operands in the expander. Use h8300_operands_match_p to
2366 check for matching operands in the define_insn.
2367 (subqi3, negqi2, one_cmplqi2): Likewise.
2368 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2369 in any patterns that are unused in h8sx code. In the h8sx patterns,
2370 use h8300_operands_match_p to check whether operands match.
2371 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2372 one_cmpl[hs]i3): Likewise.
2373 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2375 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2376 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2377 (h8300_insn_length_from_table): Add a second parameter.
2378 (output_h8sx_shift): Declare.
2379 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2380 (EXTRA_CONSTRAINT): Replace with...
2381 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2382 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2383 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2384 and h8sx_binary_shift_operator.
2385 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2387 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2388 (bit_memory_operand, fix_bit_operand): Likewise.
2389 (h8300_length_table_for_insn): Remove.
2390 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2392 (h8300_short_immediate_length, h8300_binary_length): New functions.
2393 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2394 (output_plussi): Use sub to add negative constants.
2395 (compute_plussi_length): Adjust accordingly.
2396 (h8sx_single_shift_type): New enum.
2397 (h8sx_single_shift, h8sx_unary_shift_operator,
2398 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2399 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2400 single h8sx instruction. Return false in this case.
2401 * config/h8300/h8300.md (length_table): Add short_immediate.
2402 (length): Pass the operand array to h8300_insn_length_from_table.
2403 (adjust_length): Assume "no" for insns with a length_table attribute.
2404 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2405 (*addhi3_h8300hs): Don't use for h8sx.
2406 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2408 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2409 1's predicate to nonimmediate_operand. Only skip default expansion
2410 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2411 for single h8sx shift instructions.
2412 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2413 * config/h8300/h8300.c (nibble_operand): Split out of...
2414 (reg_or_nibble_operand): ... this.
2415 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2416 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2417 umulhisi3): Introduce expand, and introduce separate insns for
2418 sign- or zero-extended REG and already-extended CONST_INT.
2419 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2420 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2421 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2422 (subhi3): Likewise. Don't accept immediates for operand 1.
2423 Remove the early clobber from second alternative of the h8300s pattern.
2424 (subsi3): Generalize for h8sx. Force operand 2 into a register
2425 on plain h8300 targets.
2426 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2427 (subsi3_h8300h): Generalize for h8sx.
2428 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2429 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2430 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2431 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2432 (TARGET_H8300SXMUL): New.
2433 (CONST_OK_FOR_P): New.
2434 (CONST_OK_FOR_LETTER_P): Adjust.
2435 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2436 umulhisi3): Accept 4-bit immediate on H8SX.
2437 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2438 (udivsi3, divhi3, udivsi3, divsi3): New.
2439 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2440 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2441 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2442 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2443 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2444 Add ADDRESSOF to the bit_operand entry.
2445 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2446 (h8300_src_operand): Likewise.
2447 (bit_operand): Check nonimmediate_operand rather than general_operand.
2448 Accept any nonimmediate_operand in h8sx code.
2449 (h8300_and_costs): Initialize operands[1].
2450 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2451 (h8300_operand_class): New enum.
2452 (h8300_length_table): New typedef.
2453 (addb_length_table, addw_length_table, addl_length_table,
2454 logicl_length_table): New tables.
2455 (logicb_length_table, logicw_length_table): New macros.
2456 (h8300_classify_operand, h8300_length_from_table,
2457 h8300_length_table_for_insn, h8300_unary_length,
2458 h8300_insn_length_from_table): New functions.
2459 (output_plussi): Only use adds and subs for register destinations.
2460 Disable redundant clause.
2461 (compute_plussi_cc): Likewise.
2462 (compute_plussi_length): Likewise. Use h8300_length_from_table
2463 to work out the length of an insn.
2464 (output_logical_op): Only use narrower immediate instructions
2465 if the destination is a register.
2466 (compute_logical_op_cc): Likewise.
2467 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2468 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2469 * config/h8300/h8300.md (length_table): New attribute.
2470 (length): When an instruction has a length_table attribute, use
2471 h8300_insn_length_from_table to calculate its default length.
2472 (cmpqi): Use h8300_dst_operand for the first operand and
2473 h8300_src_operand for the second.
2474 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2475 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2476 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2477 iorsi3, xorhi3, xorsi3): Likewise.
2478 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2479 so that it allows any combination of operands for TARGET_H8300SX.
2480 (iorqi3, xorqi3): Likewise.
2481 (cmpqi): Use the length_table attribute.
2482 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2483 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2484 (cmpqi): Add 'Q' constraint.
2485 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2486 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2487 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2488 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2489 (TARGET_H8300S): True for both -ms and -msx.
2490 (TARGET_H8300SX): New macro.
2491 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2492 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2493 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2494 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2496 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2497 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2498 16-bit pointers and 32-bit ints.
2499 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2500 CONST_DOUBLE with mode no wider than SImode.
2501 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2503 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2504 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2506 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2507 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2508 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2510 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2512 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2514 2004-07-07 Per Bothner <per@bothner.com>
2516 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2518 2004-07-07 Mike Stump <mrs@apple.com>
2520 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2521 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2522 (machopic_finish): Likewise.
2524 2004-07-07 Richard Henderson <rth@redhat.com>
2526 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2527 through any value-preserving cast.
2529 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2531 * function.c (assign_parm_find_data_types): Call
2532 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2534 2004-07-07 Steven Bosscher <stevenb@suse.de>
2536 * tree-cfg.c (group_case_labels): Remove case labels that have
2537 the same target as the default case.
2539 2004-07-07 Steven Bosscher <stevenb@suse.de>
2541 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2542 regardless of DECL_LANG_SPECIFIC being present or not.
2543 * tree.h (DECL_NUM_STMTS): Purge.
2545 2004-07-07 Andrew Pinski <apinski@apple.com>
2547 * configure: Regenerate with the right autoconf.
2549 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2551 * ifcvt.c (total_bb_rtx_cost): New function.
2552 (find_if_case_1): Compare rtx_cost of basic block to cost of
2554 (find_if_case_2): Same.
2556 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2559 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2560 (output_return): Likewise.
2561 (output_sibcall): Abort if !flag_delayed_branch.
2562 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2563 (emit_and_preserve): New function.
2564 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2565 indirect jump to the thunked-to function if !flag_delayed_branch.
2566 * config/sparc/sparc.md (delayed_branch): New attribute.
2567 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2568 attribute to compute the length of the insn.
2569 (goto_handler_and_restore): Likewise.
2571 2004-07-07 Andrew Pinski <apinski@apple.com>
2573 PR tree-optimization/15777
2574 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2576 * expr.c (expand_expr_real_1): Fix formating.
2577 BUFFER_REF and IN_EXPR are dead.
2578 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2579 * tree-inline.c (estimate_num_insns_1): Likewise.
2580 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2581 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2582 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2584 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2586 * collect2.c (dump_file): Don't call cplus_demangle if
2587 HAVE_LD_DEMANGLE is defined.
2588 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2589 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2590 if HAVE_LD_DEMANGLE is defined.
2592 * configure.ac (--with-demangler-in-ld): Added
2593 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2594 --with-demangler-in-ld is used.
2595 * config.in: Regenerated.
2596 * configure: Likewise.
2598 2004-07-07 Roger Sayle <roger@eyesopen.com>
2600 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2601 for simple floating point operations "fp", double precision
2602 multiplication "dmul", and single and double precision division
2603 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2604 (ppc630_cost): New table split from ppc620_cost, to distinguish
2605 differences in floating point latencies.
2606 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2607 (rs6000_rtx_costs): Add support for single and double precision
2608 floating point addition, subtraction, multiplication, division,
2609 fused-multiply-add, fused-multiply-sub, negation, absolute value
2610 and negative absolute value. Tweak MEM case to use prefered idiom.
2612 2004-07-07 Richard Henderson <rth@redhat.com>
2614 * tree-flow-inline.h (may_propagate_copy): Move...
2615 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2616 attempt to copy between types requiring conversion.
2617 * tree-flow.h (may_propagate_copy): Update decl.
2618 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2620 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2622 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2623 from -mtune= option.
2625 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2627 * builtins.c: Rename movstr*, except for movstrict*, to
2628 movmem* and clrstr* to clrmem*.
2631 * genopinit.c: Likewise.
2632 * integrate.c: Likewise.
2633 * local-alloc.c: Likewise.
2634 * optabs.c: Likewise.
2635 * optabs.h: Likewise.
2636 * config/alpha/alpha.h: Likewise.
2637 * config/alpha/alpha.md: Likewise.
2638 * config/arm/arm-protos.h: Likewise.
2639 * config/arm/arm.c: Likewise.
2640 * config/arm/arm.md: Likewise.
2641 * config/avr/avr.md: Likewise.
2642 * config/c4x/c4x.c: Likewise.
2643 * config/c4x/c4x.md: Likewise.
2644 * config/frv/frv.md: Likewise.
2645 * config/i386/i386-protos.h: Likewise.
2646 * config/i386/i386.c: Likewise.
2647 * config/i386/i386.h: Likewise.
2648 * config/i386/i386.md: Likewise.
2649 * config/i860/i860.c: Likewise.
2650 * config/i860/i860.md: Likewise.
2651 * config/ip2k/ip2k.md: Likewise.
2652 * config/ip2k/libgcc.S: Likewise.
2653 * config/ip2k/t-ip2k: Likewise.
2654 * config/m32r/m32r.c: Likewise.
2655 * config/m32r/m32r.md: Likewise.
2656 * config/mcore/mcore.md: Likewise.
2657 * config/mips/mips.c: Likewise.
2658 * config/mips/mips.md: Likewise.
2659 * config/ns32k/ns32k.c: Likewise.
2660 * config/ns32k/ns32k.h: Likewise.
2661 * config/ns32k/ns32k.md: Likewise.
2662 * config/pa/pa.c: Likewise.
2663 * config/pa/pa.md: Likewise.
2664 * config/pdp11/pdp11.h: Likewise.
2665 * config/pdp11/pdp11.md: Likewise.
2666 * config/rs6000/rs6000.c: Likewise.
2667 * config/rs6000/rs6000.md: Likewise.
2668 * config/s390/s390-protos.h: Likewise.
2669 * config/s390/s390.c: Likewise.
2670 * config/s390/s390.md: Likewise.
2671 * config/sh/lib1funcs.asm: Likewise.
2672 * config/sh/sh.c: Likewise.
2673 * config/sh/sh.md: Likewise.
2674 * config/sh/t-sh: Likewise.
2675 * config/sparc/sparc.h: Likewise.
2676 * config/vax/vax.md: Likewise.
2677 * config/xtensa/xtensa.c: Likewise.
2678 * config/xtensa/xtensa.md: Likewise.
2679 * doc/invoke.texi: Likewise.
2680 * doc/md.texi: Likewise.
2681 * doc/rtl.texi: Likewise.
2683 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2686 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2687 * config/mips/mips.c (mips_declare_common_object): New function,
2688 mostly split out from...
2689 (mips_output_aligned_decl_common): ...here.
2690 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2691 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2692 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2693 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2695 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2698 * function.c (assign_parms): Fix typo from previous change.
2700 2004-07-07 Jason Merrill <jason@redhat.com>
2703 * doc/extend.texi (C++ Interface): Correct information and
2706 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2711 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2714 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2717 * config/m32r/m32r.c (m32r_function_symbol): New function:
2718 Generate a symbol name RTX with the correct m32r specific flags
2720 (block_move_call): Use new function to generate correct symbol.
2721 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2722 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2725 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2727 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2728 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2729 TYPE_BINFO_BASETYPE): Remove.
2730 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2732 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2734 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2735 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2736 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2737 (struct tree_binfo): Rename base_types to base_binfos.
2738 * alias.c (record_component_aliases): Adjust BINFO macros.
2739 * dbxout.c (dbxout_type): Likewise.
2740 * dwarf2out.c (gen_member_die): Likewise.
2741 * sdbout.c (sdbout_one_type): Likewise.
2742 * tree-dump.c (deque_and_dump): Likewise.
2743 * config/i386/i386.c (classify_argument,
2744 contains_128bit_aligned_vector_p): Likewise.
2746 2004-07-07 Nick Clifton <nickc@redhat.com>
2748 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2749 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2751 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2753 * vec.h: Fix the example use.
2755 2004-07-06 Richard Henderson <rth@redhat.com>
2757 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2758 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2759 * tree-inline.c (copy_body_r, setup_one_parameter,
2760 initialize_inlined_parameters, expand_call_inline,
2761 declare_inline_vars): Don't check it.
2762 (expand_calls_inline): Remove old version, rename new version
2763 from gimple_expand_calls_inline.
2764 * tree-optimize.c (execute_gimple): Remove.
2765 (pass_gimple): Don't run anything.
2767 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2769 * doc/sourcebuild.texi: Use semicolons instead of commas in
2772 2004-07-06 Richard Henderson <rth@redhat.com>
2774 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2775 (sra_walk_modify_expr, scan_init): Likewise.
2776 (generate_element_zero): Check visited before scanning children.
2777 (generate_element_init): Set visited on error.
2778 (scalarize_init): Handle generate_element_init failure similar
2781 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2783 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2784 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2786 2004-07-06 Richard Henderson <rth@redhat.com>
2788 * config/i386/i386.c (legitimize_pic_address): Make static.
2789 (legitimize_address): Handle CONST with TLS operand.
2790 (ix86_expand_move): Don't call legitimize_pic_address directly.
2791 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2793 2004-07-06 Roger Sayle <roger@eyesopen.com>
2795 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2796 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2797 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2798 is currently executed unconditionally, i.e. not in "else_bb".
2800 2004-07-06 Steven Bosscher <stevenb@suse.de>
2802 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2803 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2804 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2805 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2806 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2807 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2808 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2809 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2810 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2811 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2812 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2813 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2814 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2815 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2816 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2817 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2819 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2821 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2822 * expr.c (expand_expr_real_1): Ditto.
2823 * tree-inline.c (estimate_num_insns_1): Ditto.
2824 * tree-pretty-print.c (dump_generic_node): Ditto.
2828 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2830 * tree-ssa-pre.c (reference_node_pool): New pool.
2831 (find_or_generate_expression): Class 'r' is okay too.
2832 (create_value_expr_from): Ditto.
2833 (add_to_sets): LHS should not include vuses.
2835 (compute_avail): Reverse ordering of tests.
2836 Valuize INDIRECT_REF as well.
2838 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2840 PR rtl-optimization/16380
2841 * loop.c (check_dbra_loop): Sink comparison instructions if they
2842 do something other than set cc0.
2844 2004-07-06 James E Wilson <wilson@specifixinc.com>
2846 * doc/interface.texi (longjmp and automatic variables): Delete
2847 paragraph recommending taking the address of a variable.
2849 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2851 * vec.h (VEC_embedded_alloc): Remove.
2852 (VEC_embedded_size, VEC_embedded_init): New.
2853 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2855 (VEC_truncate): New.
2856 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2857 (vec_embedded_alloc): Remove.
2858 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2859 (vec_embedded_alloc): Remove.
2861 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2863 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2864 (gt-langhooks.h): Remove.
2866 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2868 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2870 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2872 * config/sparc/sparc.c (get_pc_symbol): Rename into
2873 add_pc_to_pic_symbol.
2874 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2875 (load_pic_register): Account for previous changes.
2876 Use reg_names. Don't create the label twice.
2877 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2878 UNSPEC_LOAD_PCREL_SYM.
2879 (get_pc): Rename into load_pcrel_sym. Add predicate to
2880 operands. Remove condition.
2882 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2884 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2885 RECORD, UNION & QUAL_UNION is actually a binfo.
2887 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2888 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2889 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2890 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2891 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2892 (gen_inheritance_die): Likewise.
2893 * tree-dump.c (deque_and_dump): Likewise.
2894 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2896 2004-07-06 Steven Bosscher <stevenb@suse.de>
2898 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2900 * config/mcore/mcore.md: Model memory latency with a simple DFA
2901 pipeline description instead of a define_function_unit.
2903 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2905 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2906 * langhooks.h (var_mod_type_p): Likewise.
2907 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2908 * expr.c (count_type_elements): Properly handle return from
2909 array_type_nelts and properly test for overflow.
2910 * gimplify.c (gimplify_init_constructor): Properly handle return
2911 from array_type_nelts.
2912 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2913 * integrate.c (copy_decl_for_inlining): Correct comments.
2914 * tree-inline.c (remap_decl): Update comments, remove dead code,
2915 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2916 (remap_type): Only remap if variably modified by vars in function
2918 (copy_body_r): Use compatible_type langhooks to see when can fold.
2919 (setup_one_parameter): Don't remap type.
2920 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2921 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2922 compute TREE_INVARIANT for decl case.
2923 (find_var_from_fn): New function.
2924 (variably_modified_type_p): Add arg and call new function.
2925 * tree.h (variably_modified_type_p): Add extra arg.
2927 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2929 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2930 (goto_handler_and_restore_v9): Delete disabled insn.
2931 (goto_handler_and_restore_v9_sp64): Likewise.
2933 2004-07-05 Roger Sayle <roger@eyesopen.com>
2935 * calls.c (load_register_parameters): Call expand_shift instead
2936 of expand_binop with ashl_optab (or other shift optab) directly.
2937 * expr.c (emit_group_load, emit_group_store): Likewise.
2938 * function.c (assign_parm_setup_block): Likewise.
2939 * stmt.c (shift_return_value): Likewise.
2941 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2943 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2945 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2947 * doc/sourcebuild.texi: Revert previous patch.
2949 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2951 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2952 TARGET_MEM_FUNCTIONS.
2953 * system.h: Poison TARGET_MEM_FUNCTIONS.
2954 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2955 bcmp_libfunc, bzero_libfunc): Remove.
2956 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2958 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2959 * doc/standards.texi: Don't mention calling BSD string functions.
2960 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2961 * config/vax/t-memfuncs: New.
2962 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2963 config/memset.c: New.
2964 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2965 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2967 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2968 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2969 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2970 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2971 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2972 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2973 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2974 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2975 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2976 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2978 2004-07-05 Richard Henderson <rth@redhat.com>
2980 * function.c (assign_parm_setup_reg): Properly rename variables in
2981 FUNCTION_ARG_CALLEE_COPIES section.
2983 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2985 * tree-mudflap.c: Include cgraph.h.
2986 (mf_init_extern_trees): Rename to mudflap_init. Export.
2987 Rewrite to create synthetic declarations instead of looking
2988 up declarations from mf-runtime.h.
2989 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2990 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2992 (execute_mudflap_function_decls, mudflap_register_call):
2993 Don't call mf_init_extern_trees.
2994 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2996 * tree-mudflap.h: Update prototypes.
2997 * c-mudflap.c: Delete file.
2998 * c-common.c: Include tree-mudflap.h.
2999 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3000 * Makefile.in: Remove all references to c-mudflap.o.
3001 Update dependencies.
3003 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3005 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3006 displacements with the spatial-locality cache-control completer.
3008 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3010 * langhooks.c: Don't include gt-langhooks.h.
3011 (var_labelno): Delete.
3012 (lhd_set_decl_assembler_name): Do not append a distinguishing
3013 number to file-scope internal-linkage declarations for the first
3014 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3015 the declaration itself (if at block scope), or its containing
3016 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3019 * opts.c (cur_in_fname): New global.
3020 * opts.h: Declare it.
3021 * tree.c: Include opts.h.
3022 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3023 DECL_UID equal to cur_in_fname.
3024 (copy_node_stat): Do not change DECL_UID when copying a
3025 TRANSLATION_UNIT_DECL.
3026 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3027 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3029 * c-decl.c (c_static_assembler_name): Delete.
3030 * c-tree.h (c_static_assembler_name): Delete prototype.
3031 * c-lang.c, objc/objc-lang.c: Don't override
3032 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3034 * Makefile.in (tree.o): Update dependencies.
3035 (GTFILES): Remove langhooks.c.
3037 2004-07-05 Roger Sayle <roger@eyesopen.com>
3039 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3040 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3041 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3042 Optimize "X % -Y" as "X % Y" for signed modulus.
3043 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3044 into "((unsigned) X % Y) == 0".
3046 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3048 * sourcebuild.texi (Config Fragments): Use @comma{} in
3049 cross-reference to section title.
3051 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3053 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3054 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3055 (gimplify_target_expr, gimplify_expr): Likewise.
3056 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3057 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3059 (gimplify_compound_lval): See if we can strip any useless conversion.
3060 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3062 (gimplify_modify_expr_to_memset): Likewise.
3063 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3064 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3065 (declare_inline_vars): Likewise.
3066 (walk_type_fields): New function.
3067 (walk_tree): Use it.
3068 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3070 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3071 (sra_walk_modify_expr): Allow init function to fail.
3072 (scan_init): Now returns bool.
3073 (generate_element_init): If can't understand INIT, return false.
3074 (scalarize_init): Return false if generate_element_init does.
3076 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3079 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3080 bounds if bounds aren't constant.
3082 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3084 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3085 to type hooks; remove bogus PARAMS.
3087 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3089 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3090 * dwarf2out.c (add_data_member_location_attribute): Check for
3092 * tree.c (tree_node_kinds): Add "binfos".
3093 (binfo_lang_slots): New.
3094 (make_node_stat): Add TREE_BINFO.
3095 (make_tree_binfo_stat): New.
3096 (tree_node_structure): Add TREE_BINFO.
3097 * tree.def (TREE_BINFO): New.
3098 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3099 (RECORD_OR_UNION_CHECK): ... here.
3100 (NOT_RECORD_OR_UNION_CHECK): New.
3101 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3102 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3103 RECORD_OR_UNION_CHECK.
3104 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3105 (TYPE_LANG_SLOT_1): New.
3106 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3107 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3108 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3109 (BINFO_ELTS): Remove.
3110 (BINFO_LANG_SLOT): New.
3111 (struct tree_binfo): New.
3112 (binfo_lang_slots): Declare.
3113 (enum tree_node_structure_enum): Add TS_BINFO.
3114 (union tree_node): Add binfo.
3115 (make_tree_binfo_stat): Declare.
3116 (make_tree_binfo): New.
3117 (enum tree_node_kind): Add binfo_kind.
3119 * objc/objc-act.c (start_class, objc_declare_protocols,
3120 start_protocols): Use TYPE_LANG_SLOT_1.
3121 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3123 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3124 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3125 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3126 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3128 2004-07-05 Steven Bosscher <stevenb@suse.de>
3130 * rtl.h (struct rtx_def): Remove the integrated flag.
3131 Use the return_val flag for MEM_SCALAR_P.
3132 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3134 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3137 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3138 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3141 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3143 * var-tracking.c: Fix some comments.
3144 (frame_stack_adjust): New.
3145 (vt_stack_adjustments): Init stack_adjust of entry block to
3146 minus stack adjustment of function prologue.
3147 (adjust_stack_reference): Do not adjust if adjustment == 0.
3148 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3149 (emit_notes_in_bb): Likewise.
3150 (vt_add_function_parameters): Do not adjust locations of
3152 (vt_initialize): Compute the stack adjustment of function
3153 prologue and offset the initial "location" of frame_base_decl
3154 from the stack pointer after prologue.
3156 2004-07-04 Richard Henderson <rth@redhat.com>
3158 * function.c (struct assign_parm_data_all): New.
3159 (struct assign_parm_data_one): New.
3160 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3161 assign_parm_find_data_types, assign_parms_setup_varargs,
3162 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3163 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3164 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3165 assign_parm_setup_block, assign_parm_setup_reg,
3166 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3167 (assign_parms): ... here.
3169 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3171 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3172 now are bitmap_set_t's.
3173 (bitmap_insert_into_set): No point in inserting the value if
3175 (bitmap_set_contains): New function.
3176 (bitmap_set_replace_value): Add comment on why we do it
3178 (set_contains): Removed.
3179 (bitmap_set_subtract_from_value_set): New name of
3180 set_subtract now that it's arguments are two different
3183 (bitmap_find_leader): Change algorithm used.
3184 (find_or_generate_expression): Update use of functions for new
3186 (create_expression_by_pieces): Ditto.
3187 (insert_aux): Ditto.
3189 (add_to_sets): Ditto.
3191 (execute_pre): Ditto.
3192 (compute_avail): Ditto.
3193 Also ignore virtual phis.
3195 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3197 * combine.c (simplify_comparison): Fix comment typo.
3199 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3201 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3202 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3203 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3204 (output_restore): Change parameter from 'insn' to 'pat'.
3205 (output_return): Adjust call to output_restore.
3206 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3207 Adjust call to output_restore.
3209 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3211 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3212 and assert system is bsd.
3214 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3216 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3217 (TARGET_SWITCHES): Remove -mdebugc.
3218 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3219 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3220 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3221 (sle_[sd]i_reg): Delete.
3223 2004-07-04 Steven Bosscher <stevenb@suse.de>
3225 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3227 * config/iq2000/iq2000.md: Translate old pipeline description to an
3230 2004-07-04 Roger Sayle <roger@eyesopen.com>
3232 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3233 Ensure the replacement rhs is valid gimple before performing
3234 the substitution. Return false if these sanity checks fail.
3235 (fold_stmt): Only set changed to true, if set_rhs returns true.
3236 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3239 2004-07-04 Richard Henderson <rth@redhat.com>
3242 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3244 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3246 * configure.ac (ranlib_flags): New variable.
3247 * Makefile.in (RANLIB_FLAGS): New variable.
3248 (libbackend.a): Use it.
3249 * configure: Regenerated.
3251 2004-07-04 Roger Sayle <roger@eyesopen.com>
3253 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3254 a "sign mask" instead of using ashr_optab directly.
3256 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3258 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3259 * doc/cppopts.texi: Clarify processing of command-line defines.
3261 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3263 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3265 2004-07-04 Richard Henderson <rth@redhat.com>
3267 * rtl.def (ADDRESSOF): Remove.
3268 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3269 (find_base_term, memrefs_conflict_p): Likewise.
3270 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3271 (fold_rtx, cse_insn, set_live_p): Likewise.
3272 * dwarf2out.c (mem_loc_descriptor): Likewise.
3273 (add_location_or_const_value_attribute): Likewise.
3274 * emit-rtl.c (copy_insn_1): Likewise.
3275 * explow.c (memory_address): Likewise.
3276 * expmed.c (store_split_bit_field): Likewise.
3277 * expr.c (expand_expr_real_1): Likewise.
3278 * function.c (instantiate_decl
3279 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3280 * genrecog.c (preds, validate_pattern): Likewise.
3281 * integrate.c (copy_rtx_and_substitute): Likewise.
3282 * recog.c (general_operand, register_operand): Likewise.
3283 (memory_address_p): Likwise.
3284 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3285 * rtl.c (copy_rtx): Likewise.
3286 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3287 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3288 * rtlhooks.c (gen_lowpart_general): Likewise.
3289 * stmt.c (expand_asm_operands): Likewise.
3290 * web.c (entry_register, replace_ref, web_main): Likewise.
3291 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3292 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3293 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3294 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3295 * config/frv/frv.c (move_destination_operand, move_source_operand,
3296 condexec_dest_operand, condexec_source_operand,
3297 condexec_memory_operand): Likewise.
3298 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3299 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3300 (destination_xfmode_operand): Likewise.
3301 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3302 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3303 * config/s390/s390.c (general_s_operand): Likewise.
3304 * config/s390/s390.md (mov*): Likewise.
3305 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3307 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3308 * expr.c (expand_expr_real_1): Likewise.
3309 * stmt.c (expand_decl): Likewise.
3310 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3312 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3313 postponed_insns, put_var_into_stack, put_reg_into_stack,
3314 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3315 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3316 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3317 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3318 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3319 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3320 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3321 struct insns_for_mem_walk_info, insns_for_mem_walk,
3322 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3323 setjmp_protect_args): Remove.
3324 (push_function_context_to): Don't handle var_refs_queue.
3325 (pop_function_context_from, free_after_compilation): Likewise.
3326 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3327 (assign_parms, allocate_struct_function): Likewise.
3328 (use_register_for_decl): New.
3329 (expand_function_end): Don't setjmp_protect.
3330 * function.h (struct emit_status): Update commentary.
3331 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3332 (max_parm_reg, parm_reg_stack_loc): Remove.
3333 * passes.c (DFI_addressof): Remove.
3334 (dump_file_info): Remove addressof.
3335 (rest_of_handle_addressof): Remove.
3336 (rest_of_compilation): Don't call it.
3337 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3338 * stmt.c (expand_decl): Use use_register_for_decl.
3339 * tree.h: Update decls.
3340 * web.c (mark_addressof): Remove.
3341 * doc/invoke.texi (-dF): Remove.
3343 2004-07-03 Richard Henderson <rth@redhat.com>
3345 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3346 instead of gen_mem_addressof.
3347 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3348 TImode output register.
3350 2004-07-03 Richard Henderson <rth@redhat.com>
3352 PR tree-optimization/16341
3353 * tree-sra.c (sra_walk_function): Increment to next stmt before
3354 processing the current stmt.
3355 (sra_insert_after): Always use BSI_SAME_STMT.
3357 2004-07-03 Richard Henderson <rth@redhat.com>
3359 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3362 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3364 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3365 with tree_int_cst_equal.
3367 2004-07-03 Andreas Schwab <schwab@suse.de>
3369 * config/ia64/ia64.md: Define new attribute "empty".
3370 (prologue_use, nop_x, insn_group_barrier): Set it.
3372 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3373 skip over "empty" insns.
3375 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3377 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3378 context to gimplify_body.
3379 (walk_tree): Don't walk into types twice.
3380 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3382 * tree-sra.c (generate_element_init): Remove any useless conversions.
3384 * gimplify.c (gimplify_conversion): Remove stripping useless
3385 conversions from here.
3386 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3387 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3388 Unshare before substituting PLACEHOLDER_EXPR.
3389 (gimplify_modify_expr_to_memset): Likewise.
3390 Pass address of TO to memset, not TO itself.
3391 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3392 time we make an expression (to match a PLACEHOLDER_EXPR).
3394 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3395 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3396 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3397 * tree-ssa-dom.c (local_fold): Likewise.
3399 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3400 * langhooks.h (strct lang_hooks): New field type_max_size.
3401 * function.c (assign_temp): Call it.
3403 2004-07-03 Steven Bosscher <stevenb@suse.de>
3405 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3406 * config/sh/sh.md: Convert the SH1 pipeline description to
3409 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3411 * c-decl.c (struct c_binding): Remove contour field; add
3412 depth, invisible, nested fields.
3413 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3414 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3415 (bind): Add invisible and nested arguments. Initialize
3416 new fields of struct c_binding; adjust loop scanning for
3418 (free_binding_and_advance): Clear structure with memset.
3419 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3420 in file scope, even if it's in external scope too.
3421 (pushdecl): Adjust to match. Create invisible file-scope
3422 declarations for block-scope forward declarations of static functions.
3423 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3424 (undeclared_variable, lookup_label, declare_label, define_label)
3425 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3426 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3427 (store_parm_decls_oldstyle): Adjust to match.
3428 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3429 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3431 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3432 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3434 2004-07-02 Richard Henderson <rth@redhat.com>
3436 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3437 around variable_size.
3438 (set_decl_nonlocal): Remove.
3439 (store_parm_decls): Add stmts for pending sizes.
3440 * calls.c (calls_function, calls_function_1): Remove.
3441 (precompute_arguments): Don't call it.
3442 * cfgexpand.c (set_save_expr_context): Remove.
3443 (tree_expand_cfg): Don't call it.
3444 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3445 (dwarf2out_finish): Likewise.
3446 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3447 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3448 (safe_from_p): Don't queue SAVE_EXPRs.
3449 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3450 or build plain VAR_DECLs.
3451 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3453 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3454 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3455 (put_var_into_stack): Don't handle SAVE_EXPR.
3456 (gen_mem_addressof): Likewise.
3457 * function.h (struct function): Remove x_save_expr_regs.
3458 (save_expr_regs): Remove.
3459 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3460 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3461 * stor-layout.c (variable_size): Don't set it.
3462 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3463 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3464 all callers. Don't set SAVE_EXPR_CONTEXT.
3465 * tree-inline.h (remap_save_expr): Update decl.
3466 * tree.c (save_expr): Update build size.
3467 (first_rtl_op): Don't handle SAVE_EXPR.
3468 (unsave_expr_1, contains_placeholder_p): Likewise.
3469 (decl_function_context): Likewise.
3470 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3471 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3472 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3474 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3476 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3477 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3478 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3479 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3480 some first-person references and patronizing comments. Based on
3482 * doc/invoke.texi: Don't reference fortran@gnu.org.
3483 * doc/trouble.texi (Warning when a non-void function value is
3484 ignored): Rewrite. From Russ Allbery and Chris Devers.
3486 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3488 * tree-ssa-pre.c (bitmap_set_t): New.
3489 (bb_value_sets): avail_out is now a bitmap_set_t.
3490 (bitmap_find_leader): New function.
3491 (bitmap_value_insert_into_set): Ditto.
3492 (bitmap_set_copy): Ditto.
3493 (bitmap_value_replace_in_set): Ditto.
3494 (bitmap_set_contains_value): Ditto.
3495 (bitmap_set_new): Ditto.
3496 (bitmap_set_pool): New pool.
3497 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3498 (insert_aux): Ditto.
3499 (add_to_sets): Ditto.
3500 (compute_avail): Ditto
3504 (execute_pre): Ditto.
3506 2004-07-02 Roger Sayle <roger@eyesopen.com>
3508 * config/rs6000/rs6000.c (struct processor_costs): New structure
3509 used to hold instruction latencies/sizes for processor types.
3510 (rs6000_cost): New global variable pointing to current CPU's costs.
3511 (rs6000_override_options): Initialize rs6000_cost to point to the
3512 appropriate cost table based upon rs6000_cpu and optimize_size.
3513 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3516 2004-07-02 Richard Henderson <rth@redhat.com>
3518 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3520 2004-07-02 Steven Bosscher <stevenb@suse.de>
3522 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3524 2004-07-01 Richard Henderson <rth@redhat.com>
3526 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3527 (alpha_gp_save_rtx): Use assign_stack_local instead of
3530 2004-07-01 Richard Henderson <rth@redhat.com>
3532 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3533 (alpha_rtx_cost_data): Update to match.
3534 (alpha_rtx_cost_size): New.
3535 (alpha_rtx_costs): Honor optimize_size.
3537 2004-07-01 Richard Henderson <rth@redhat.com>
3539 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3540 * cfgexpand.c (tree_expand_cfg): Do it here.
3541 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3542 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3543 * config/mips/mips.c (mips_output_mi_thunk): And here.
3544 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3545 * config/sh/sh.c (sh_output_mi_thunk): And here.
3546 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3548 2004-07-01 Richard Henderson <rth@redhat.com>
3550 * tree.def (RTL_EXPR): Remove.
3551 * c-typeck.c (lvalue_p): Don't handle it.
3552 * expr.c (safe_from_p): Likewise.
3553 (expand_expr_real_1): Likewise.
3554 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3555 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3556 * gengtype.c (adjust_field_tree_exp): Likewise.
3557 * stmt.c (warn_if_unused_value): Likewise.
3558 * tree-gimple.c (recalculate_side_effects): Likewise.
3559 * tree-pretty-print.c (dump_generic_node): Likewise.
3560 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3561 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3562 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3564 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3565 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3566 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3567 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3568 all the bits that tracked last_expr.
3569 (expand_end_bindings): Don't track last_expr.
3570 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3571 (clear_last_expr): Remove.
3572 (expand_asm): Don't call it.
3573 (expand_asm_operands, expand_end_cond): Likewise.
3574 (expand_naked_return, expand_null_return_1): Likewise.
3575 * c-typeck.c (c_begin_compound_stmt): Likewise.
3576 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3577 * expr.c (expand_expr_real_1): Likewise.
3578 * tree.h: Update prototypes.
3580 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3581 (struct emit_status): Remove sequence_rtl_expr.
3582 (struct function): Remove x_rtl_expr_chain.
3583 (seq_rtl_expr, rtl_expr_chain): Remove.
3584 * function.c (struct temp_slot): Remove rtl_expr.
3585 (assign_stack_temp_for_type): Don't set it.
3586 (free_temp_slots, pop_temp_slots): Don't check it.
3587 (free_after_compilation): Don't clear x_rtl_expr_chain.
3588 (fixup_var_refs): Don't search it.
3589 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3590 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3592 (push_topmost_sequence): Likewise.
3593 (end_sequence, init_emit): Likewise.
3594 (start_sequence_for_rtl_expr): Remove.
3595 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3596 * rtl.h (preserve_rtl_expr_result): Remove.
3598 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3600 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3601 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3604 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3606 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3607 (STANDARD_STARTFILE_PREFIX_2): Define.
3608 (standard_startfile_prefix_1): Initialize to
3609 STANDARD_STARTFILE_PREFIX_1.
3610 (standard_startfile_prefix_2): Initialize to
3611 STANDARD_STARTFILE_PREFIX_2.
3612 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3613 (STANDARD_STARTFILE_PREFIX_1): Define.
3614 (STANDARD_STARTFILE_PREFIX_2): Define.
3615 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3616 (STANDARD_STARTFILE_PREFIX_2): Document.
3618 2004-07-01 Richard Henderson <rth@redhat.com>
3620 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3621 in order to disable scalarization. Instead set a flag and wait
3622 for a candidate decl.
3624 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3626 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3627 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3628 Use terminology "testsuite" and "enumerated".
3630 2004-07-01 Richard Henderson <rth@redhat.com>
3632 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3633 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3634 (initial_return_save): Likewise.
3635 (flush_queued_reg_saves): Remap register numbers.
3636 (dwarf2out_return_reg): Likewise.
3638 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3640 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3642 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3643 access functions for lower bound and element size and only output
3644 if lower bound nonzero or element size not same as that of type.
3645 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3647 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3649 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3651 2004-07-01 Per Bothner <per@bothner.com>
3653 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3655 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3657 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3658 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3659 first operand. Don't optimize if the bitfield is volatile.
3661 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3663 * c-pretty-print.c (pp_c_postfix_expression): Handle
3664 floating-point comparison operators.
3665 (pp_c_expression): Pass floating-point comparison
3666 operators to pp_c_postfix_expression.
3668 2004-07-01 Roger Sayle <roger@eyesopen.com>
3670 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3671 rtx_cost instead of "had_mult" to determine whether the transformed
3672 expression is cheaper than the original.
3674 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3676 * alias.c (get_alias_set, canon_rtx, get_addr,
3677 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3679 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3680 expand_builtin): Likewise.
3681 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3683 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3684 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3685 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3686 record_dead_and_set_regs_1, get_last_value_validate,
3687 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3688 * cse.c (check_dependence, canon_hash, equiv_constant,
3689 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3690 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3691 count_reg_usage): Likewise.
3692 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3693 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3694 cselib_record_sets): Likewise.
3695 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3696 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3697 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3698 * df.c (df_uses_record): Likewise.
3699 * dojump (do_jump): Likewise.
3700 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3701 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3702 decl_start_label): Likewise.
3703 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3704 operand_subword, change_address_1, make_safe_from): Likewise.
3705 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3706 stabilize, force_not_mem): Likewise.
3707 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3708 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3709 * expr.c (convert_move, convert_modes, emit_block_move,
3710 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3711 emit_move_insn_1, expand_assignment, store_expr,
3712 store_constructor_field, store_constructor, store_field,
3713 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3715 * final.c (cleanup_subreg_operands, alter_subreg,
3716 get_mem_expr_from_op): Likewise.
3717 * flow.c (notice_stack_pointer_modification_1,
3718 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3720 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3721 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3722 optimize_bit_field, flush_addressof, purge_addressof_1,
3723 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3724 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3725 keep_stack_depressed): Likewise.
3726 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3727 noce_process_if_block, find_memory): Likewise.
3728 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3729 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3730 update_equiv_regs): Likewise.
3731 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3732 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3733 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3734 * passes.c (rest_of_handle_final): Likewise.
3735 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3736 move2add_note_store): Likewise.
3737 * ra-build.c (detect_remat_webs): Likewise.
3738 * ra-debug.c (dump_static_insn_cost): Likewise.
3739 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3740 * recog.c (validate_change, apply_change_group, cancel_changes,
3741 validate_replace_rtx_1, general_operand, register_operand,
3742 nonmemory_operand, push_operand, pop_operand, memory_operand,
3743 indirect_operand, asm_operand_ok, offsettable_memref_p,
3744 offsettable_nonstrict_memref_p, constrain_operands,
3745 store_data_bypass_p): Likewise.
3746 * reg-stack.c (subst_stack_regs_pat): Likewise.
3747 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3748 copy_cost, reg_scan_mark_refs): Likewise.
3749 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3750 combine_stack_adjustments_for_block): Likewise.
3751 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3752 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3753 find_reloads, find_reloads_address, find_reloads_address_1,
3754 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3755 find_equiv_reg): Likewise.
3756 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3757 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3758 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3759 delete_address_reloads): Likewise.
3760 * resource.c (mark_referenced_resources): Likewise.
3761 * rtlanal.c (get_jump_table_offset, count_occurrences,
3762 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3763 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3764 num_sign_bit_copies1): Likewise.
3765 * rtlhooks.c (gen_lowpart_general): Likewise.
3766 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3767 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3768 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3769 sdbout_global_decl): Likewise.
3770 * simplify-rtx.c (simplify_subreg): Likewise.
3771 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3772 expand_anon_union_decl, expand_end_case_type): Likewise.
3773 * unroll.c (calculate_giv_inc): Likewise.
3774 * var-tracking.c (stack_adjust_offset_pre_post,
3775 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3776 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3777 vt_add_function_parameters): Likewise.
3778 * varasm.c (make_var_volatile, notice_global_symbol,
3779 assemble_external, decode_addr_const, mark_weak,
3780 default_encode_section_info): Likewise.
3782 2004-07-01 Steven Bosscher <stevenb@suse.de>
3784 * stmt.c (check_seenlabel): Remove.
3785 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3787 2004-07-01 Richard Henderson <rth@redhat.com>
3789 * function.h (struct function): Remove x_function_call_count.
3790 (function_call_count): Remove.
3791 * calls.c (expand_call): Don't set it.
3792 * integrate.c (copy_rtx_and_substitute): Likewise.
3794 * function.h (struct function): Remove x_cleanup_label.
3795 (cleanup_label): Remove.
3796 * stmt.c (expand_value_return): Don't use it.
3797 * function.c (free_after_compilation): Don't set it.
3798 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3799 * cfgexpand.c (tree_expand_cfg): Update call.
3800 * tree.h (expand_function_start): Update decl.
3802 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3805 * c-lang.c (c_initialize_diagnostics): Move from here ...
3806 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3807 (c_tree_printer): Use pretty-printer to format %T.
3808 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3809 before '*' if not C++.
3810 (pp_c_direct_abstract_declarator): Don't try to print array upper
3811 bound for flexible array members.
3812 * c-tree.h: Include "diagnostic.h".
3813 (c_initialize_diagnostics): Declare.
3814 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3815 * c-format.c (format_type_warning): New function. Improve
3816 diagnostics for incorrect format argument types.
3817 (check_format_types): Use it. Add two parameters. Use the
3818 TYPE_MAIN_VARIANT of wanted_type.
3819 (check_format_info_main): Pass new parameters to
3821 (struct format_wanted_type): Update comment.
3823 2004-07-01 Nick Clifton <nickc@redhat.com>
3825 * target.h (struct gcc_target): Add new field to struct cxx:
3826 import_export_class.
3827 * target-def.h (TARGET_CXX): Initialise the new field.
3828 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3830 * doc/tm.texi: Document the new target hook.
3832 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3834 * builtins.c (fold_builtin_classify): Fix typo.
3836 2004-07-01 Richard Henderson <rth@redhat.com>
3838 * function.c (identify_blocks, identify_blocks_1): Remove.
3839 * function.h (identify_blocks): Remove.
3840 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3842 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3844 * builtins.c (fold_builtin_classify): New.
3845 (fold_builtin_unordered_cmp): Fix commentary.
3846 (fold_builtin): Use it.
3847 * builtins.def: Define builtins for isnan,
3848 isnanf, isnanl, finite, finitef, finitel,
3849 isinf, isinff, isinfl.
3851 2004-07-01 Richard Henderson <rth@redhat.com>
3853 * function.h (struct function): Remove dont_emit_block_notes.
3854 * gimple-low.c (lower_function_body): Don't set it.
3855 * cfgexpand.c (expand_block): Don't check it.
3856 * cfglayout.c (insn_locators_initialize): Likewise.
3857 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3858 * passes.c (rest_of_compilation): Likewise.
3859 * stmt.c (expand_start_bindings_and_block): Likewise.
3860 (expand_end_bindings): Likewise.
3862 2004-07-01 Richard Henderson <rth@redhat.com>
3864 * cgraph.h (cgraph_build_static_cdtor): Declare.
3865 * cgraphunit.c (cgraph_build_static_cdtor): New.
3866 * c-objc-common.c (build_cdtor): Use it.
3867 * coverage.c (create_coverage): Likewise.
3868 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3869 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3871 See ChangeLog.11 for earlier changes.