| blob | df18afadb827d67fc70600bc4214df9a98feda18 |
1 2004-07-16 Richard Henderson <rth@redhat.com>
3 * basic-block.h (remove_fake_exit_edges): Declare.
4 * cfganal.c (remove_fake_predecessors): Rename from
5 remove_fake_successors; iterate over predecessors.
6 (remove_fake_exit_edges): New.
7 * cfgcleanup.c (try_optimize_cfg): Use it.
8 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
9 * predict.c (estimate_probability): Likewise.
10 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
11 * tree-cfg.c (make_edges): Likewise.
12 * tree-ssa-pre.c (fini_pre): Likewise.
13 * profile.c (instrument_edges): Don't remove_fake_edges.
14 (branch_prob): Do it earlier here.
16 2004-07-16 Richard Henderson <rth@redhat.com>
18 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
19 switchification wrt CONSTRUCTOR. Document the reason.
21 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
23 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
24 that prevented descriptive __mf_check source location strings.
26 2004-07-16 Richard Henderson <rth@redhat.com>
28 * tree-def (WITH_SIZE_EXPR): New.
29 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
30 * expr.c (expand_expr_real_1): Likewise.
31 * gimplify.c (maybe_with_size_expr): New.
32 (gimplify_arg, gimplify_modify_expr): Use it.
33 (gimplify_modify_expr_to_memcpy): Take size parameter.
34 (gimplify_modify_expr_to_memset): Likewise.
35 (gimplify_expr): Handle WITH_SIZE_EXPR.
36 * tree-alias-common.c (find_func_aliases): Likewise.
37 * tree-eh.c (tree_could_trap_p): Likewise.
38 (tree_could_throw_p): Likewise.
39 * tree-gimple.c (is_gimple_lvalue): Likewise.
40 (get_call_expr_in): Likewise.
41 * tree-inline.c (estimate_num_insns_1): Likewise.
42 (expand_calls_inline): Likewise.
43 * tree-nested.c (convert_call_expr): Likewise.
44 * tree-pretty-print.c (dump_generic_node): Likewise.
45 * tree-sra.c (sra_walk_expr): Likewise.
46 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
47 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
48 * tree-ssa-operands.c (get_expr_operands): Likewise.
49 * tree-tailcall.c (find_tail_calls): Likewise.
51 * calls.c (expand_call): Reset old_stack_allocated after
52 calling emit_stack_restore.
54 2004-07-16 Richard Henderson <rth@redhat.com>
56 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
57 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
58 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
59 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
60 copy_res_decl_for_inlining.
62 * tree-inline.c (declare_return_variable): New modify_dest argument.
63 Use it as the return value, when possible or manditory. Handle
64 TREE_ADDRESSABLE types.
65 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
66 replacement of CALL_EXPR.
68 2004-07-16 Richard Henderson <rth@redhat.com>
70 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
71 * gimple-low.c (expand_var_p): Don't check it.
72 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
73 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
74 * tree-ssa-operands.c (add_stmt_operand): Likewise.
75 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
76 (find_referenced_vars): Don't call them.
77 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
79 2004-07-16 Richard Henderson <rth@redhat.com>
81 * function.c (pass_by_reference): True for all variable sized types.
83 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
85 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
86 * tree-pretty-print.c: Include tree-chrec.h.
87 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
88 and POLYNOMIAL_CHREC nodes.
90 2004-07-16 Steve Ellcey <sje@cup.hp.com>
92 * builtins.c (expand_builtin_stpcpy): Do not create temporary
93 reg with VOIDmode.
95 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
97 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
99 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
101 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
102 to BASE_REGNUM.
103 * config/s390/s390.c: Likewise.
104 * config/s390/s390.h: Likewise.
106 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
108 * config/mips/mips.md (addsi3, adddi3): Remove special handling
109 of $sp adds. Remove REGNO checks from mips16 patterns.
111 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
113 * config/mips/mips.md: Delete outdated comment.
115 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
117 * config/mips/mips.c (get_float_compare_codes): Delete.
118 (mips_emit_compare): New function, mostly extracted from
119 get_float_compare_codes and gen_conditional_branch.
120 (gen_conditional_branch, gen_conditional_move): Use it.
122 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
124 * genautomata.c (add_vect): Speedup by using integers as
125 bit-vectors for walking through the comb_vect and finding
126 a match.
128 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
130 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
131 operand is an uns_arith_operand; use subtraction otherwise.
132 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
133 not just arith_operands.
135 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
137 * config/mips/mips-protos.h (gen_int_relational): Delete.
138 (mips_emit_scc): Declare.
139 * config/mips/mips.c (internal_test): Delete.
140 (sle_operand, sleu_operand): New functions.
141 (map_test_to_internal_test, gen_int_relational): Delete.
142 (mips_emit_binary, mips_relational_operand_ok_p)
143 (mips_emit_int_relational, mips_zero_if_equal)
144 (mips_emit_scc): New functions.
145 (gen_conditional_branch): Rework to use mips_emit_int_relational.
146 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
147 sleu_operand.
148 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
149 (sltu, sleu): Use mips_emit_scc.
150 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
151 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
152 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
154 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
156 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
158 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
160 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
161 (*sne_[sd]i): Likewise sne_[sd]i_zero.
162 (*sgt_[sd]i): ...and sgt_[sd]i.
163 (*slt_[sd]i): ...and slt_[sd]i.
164 (*sgtu_[sd]i): ...and sgtu_[sd]i.
165 (*sltu_[sd]i): ...and sltu_[sd]i.
166 (*sleu_[sd]i): ...and sleu_[sd]i_const.
167 Name previously unnamed mips16 patterns. Formatting fixes.
169 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
171 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
172 (branch_type): Delete.
173 (gen_conditional_branch, gen_conditional_move)
174 (mips_gen_conditional_trap): Update after name change. Get the
175 comparison mode from cmp_operands[0].
176 * config/mips/mips.h (cmp_type, branch_type): Delete.
177 (cmp_operands): Renamed from branch_cmp.
178 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
179 name change. Don't set branch_type.
180 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
181 mode class of cmp_operands[0] rather than branch_type. Update after
182 name change.
184 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
186 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
187 of 0...255 to 0 when inside a SET.
189 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
191 * config/mips/mips.md: Remove mips16 define_peepholes.
193 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
195 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
196 (fini_pre): Remove fake edges.
198 2004-07-15 Richard Henderson <rth@redhat.com>
200 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
201 (get_indirect_ref_operands, get_call_expr_operands): ... these.
203 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
205 * vec.h (VEC_address): New function.
207 2004-07-14 Jason Merrill <jason@redhat.com>
209 PR middle-end/15885
210 * gimplify.c (gimplify_arg): New fn, split out from...
211 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
213 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
215 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
216 generate code which is generated by pushqi1 now
217 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
219 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
221 * combine.c (simplify_set): match the mode of the constant 0 with
222 the tested operand to match the compare behaviour and the
223 simplify_relational_operation() expectation.
225 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
227 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
228 ("bordered"): Same.
230 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
232 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
233 unconditionally.
234 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
236 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
238 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
239 calls in mips16 code.
241 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
243 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
244 the destination of the li as well as for the neg.
246 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
248 g++/15861
249 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
250 * cgraph.h: Update declaration.
251 * c-decl.c (build_cdtor): Update call with default priority.
252 * coverage.c (create_coverage): Ditto.
253 * tree-mudflap.c (mf_init_fndecl): New tree.
254 (mudflap_init): Set it.
255 (mudflap_register_call): Arrange to call __mf_init before the first
256 __mf_register call.
257 (mudflap_finish_file): Mark the mudflap static initializer as extra
258 high priority, to beat all C++ static constructors.
260 2004-07-15 Jeff Law <law@redhat.com>
262 * loop.c (check_insn_for_givs): Restore check for code labels that was
263 accidentally deleted by a recent checkin.
265 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
267 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
268 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
270 2004-07-14 Richard Henderson <rth@redhat.com>
272 * print-tree.c (print_node): Fix casts last change.
274 2004-07-15 Paul Brook <paul@codesourcery.com>
276 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
277 to TARGET_UNWIND_INFO.
278 * except.c (output_function_exception_table): Ditto.
279 * except.h: Ditto.
280 * opts.c (decode_options): Ditto.
281 * passes.c (rest_of_handle_final): Ditto.
282 * final.c (final_start_function): Ditto.
283 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
284 target hook.
285 * targhooks.h (default_unwind_emit): Declare.
286 * targhooks.c (default_unwind_emit): New function.
287 * target-def.h: Define and use TARGET_UNWIND_EMIT.
288 * target.h (struct gcc_target): Add unwind_emit.
289 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
290 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
291 Remove IA64_UNWIND_EMIT.
292 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
294 2004-07-14 Richard Henderson <rth@redhat.com>
296 * print-tree.c (print_node): Handle SSA_NAME.
298 2004-07-14 James E Wilson <wilson@specifixinc.com>
300 PR target/16325
301 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
302 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
304 2004-07-15 Jakub Jelinek <jakub@redhat.com>
306 * expr.c (expand_assignment): Reenable bitfield += optimizations.
307 Use alias set 0 for memory, do proper mode calculations and adjust
308 address for memories.
310 2004-07-14 Per Bothner <per@bothner.com>
312 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
313 structure with extra column field.
314 * tree.c (expand_location): Also fill in column field.
315 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
316 gets confused by the two conditionally-compiled definitions.
318 2004-07-14 Eric Christopher <echristo@redhat.com>
320 * calls.c (expand_call): Fix typo in comment.
322 2004-07-14 Steve Ellcey <sje@cup.hp.com>
324 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
325 comparision of TFmode.
327 2004-07-14 Richard Henderson <rth@redhat.com>
329 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
330 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
331 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
332 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
333 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
334 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
335 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
336 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
337 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
339 2004-07-14 Mike Stump <mrs@apple.com>
341 * config/darwin.h (WINT_TYPE): Define to be int to match
342 system header files.
344 2004-07-14 Bob Wilson <bob.wilson@acm.org>
346 * config/xtensa/xtensa.c (function_arg_advance): Check for args
347 that must be passed in the stack.
348 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
349 arguments if the size is not a constant.
351 2004-07-14 Per Bothner <per@bothner.com>
353 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
354 instead of EXPR_LOCUS in a boolean context, which is always true
355 if --enable-mapped-location.
356 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
358 2004-07-14 Richard Henderson <rth@redhat.com>
360 * dominance.c (struct dom_info): Add fake_exit_edge.
361 (init_dom_info): Allocate it.
362 (free_dom_info): Free it.
363 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
364 in two passes.
365 (calc_idoms): Honor fake_exit_edge.
367 2004-07-13 Jason Merrill <jason@redhat.com>
369 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
370 (rhs_test_for): New fn.
371 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
372 * tree-gimple.h: Declare them.
373 * gimplify.c (gimplify_modify_expr): Use the new fns.
375 2004-07-14 Richard Henderson <rth@redhat.com>
377 * config/arm/arm-protos.h (arm_va_arg): Remove.
378 * config/arm/arm.c (arm_va_arg): Remove.
379 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
380 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
382 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
384 * pa.c (fix_range): New function to mark a range(s) of registers as
385 fixed registers.
386 (override_options): Call fix_range if the -mfixed-range option string
387 is not empty.
388 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
389 * doc/invoke.texi (-mfixed-range): Document new option.
391 2004-07-14 David Edelsohn <edelsohn@gnu.org>
393 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
394 for TARGET_64BIT.
395 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
397 2004-07-14 Roger Sayle <roger@eyesopen.com>
399 * expmed.c (expand_sdiv_pow2): New function to expand signed division
400 by a positive power of two, split out from expand_divmod. Provide
401 an alternate implementation when shifts are expensive. Lower the
402 threshold for using a branchless implementation to BRANCH_COST >= 2.
403 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
405 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
407 * tree-dfa.c (make_rename_temp): *Really* work just
408 like create_tmp_var if called while outside SSA form.
410 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
412 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
413 for division by zero.
414 ("umodsi3"): Likewise.
416 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
418 * config/mips/mips.c (mips_output_move): When generating mips16 code,
419 force loads of negative constants to be split.
420 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
421 Generalize SImode li/neg splitter to cope with other modes.
423 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
425 * expmed.c: Remove more references to QUEUED in the comments.
426 * expr.c: Likewise.
428 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
430 Revert:
431 2004-07-13 Richard Henderson <rth@redhat.com>
432 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
433 correctly.
435 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
437 * tree-dfa.c (make_rename_temp): Work just like
438 create_tmp_var if called while outside SSA form.
440 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
442 * expr.c (enqueue_insn, finish_expr_for_function,
443 protect_from_queue, queued_subexp_p, mark_queue,
444 emit_insns_enqueued_after_mark, emit_queue,
445 expand_increment): Remove.
446 (store_constructor): Expand increment as an assignment.
447 (expand_expr_real_1 <case PREINCREMENT_EXPR,
448 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
449 case POSTDECREMENT_EXPR>): Abort.
450 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
451 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
452 protect_from_queue, emit_queue, queued_subexp_p): Remove.
453 * function.h (pending_chain, x_pending_chain): Remove.
454 * rtl.def (QUEUED): Remove.
456 * emit-rtl.c (copy_insn_1, copy_most_rtx,
457 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
458 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
459 encode_units_mask): Likewise.
460 * local-alloc.c (equiv_init_varies_p): Likewise.
461 * rtl.c (copy_rtx): Likewise.
462 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
463 * simplify-rtx.c (simplify_gen_subreg): Likewise.
464 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
466 * builtins.c (expand_builtin, expand_builtin_apply,
467 expand_builtin_mathfn, expand_builtin_mathfn_2,
468 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
469 Remove calls to emit_queue and protect_from_queue.
470 * calls.c (expand_call, precompute_arguments,
471 precompute_register_parameters, rtx_for_function_call,
472 store_one_arg): Likewise.
473 * dojump.c (do_compare_and_jump, do_jump): Likewise.
474 * explow.c (memory_address): Likewise.
475 * expmed.c (clear_by_pieces_1, clear_storage,
476 clear_storage_via_libcall, emit_group_load,
477 emit_group_store, emit_store_flag,
478 expand_expr_real_1, store_by_pieces,
479 store_constructor, store_expr, try_casesi,
480 try_tablejump): Likewise.
481 * function.c (expand_pending_sizes): Likewise.
482 * optabs.c (emit_cmp_and_jump_insns,
483 emit_conditional_add, emit_conditional_move,
484 expand_fix, expand_float, prepare_cmp_insn): Likewise.
485 * stmt.c (emit_case_bit_tests,
486 expand_asm_expr, expand_computed_goto,
487 expand_decl_init, expand_end_case_type,
488 expand_end_stmt_expr, expand_expr_stmt_value,
489 expand_return, expand_start_case,
490 optimize_tail_recursion): Likewise.
491 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
492 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
494 2004-07-14 Ben Elliston <bje@au.ibm.com>
496 * vec.h: Comment fix.
498 2004-07-13 Richard Henderson <rth@redhat.com>
500 * target.h (struct gcc_target): Add calls.pass_by_reference.
501 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
502 * function.c (pass_by_reference): Use the hook.
503 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
504 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
505 (hook_pass_by_reference_must_pass_in_stack): New.
506 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
507 (alpha_pass_by_reference): New.
508 (TARGET_PASS_BY_REFERENCE): New.
509 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
510 * config/arc/arc.c (arc_pass_by_reference): New.
511 (TARGET_PASS_BY_REFERENCE): New.
512 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
513 (FUNCTION_ARG_CALLEE_COPIES): True.
514 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
515 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
516 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
517 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
518 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
519 * config/cris/cris.c (cris_pass_by_reference): New.
520 (TARGET_PASS_BY_REFERENCE): New.
521 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
522 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
523 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
524 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
525 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
526 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
527 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
528 (frv_function_arg_pass_by_reference): Remove.
529 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
530 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
531 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
532 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
533 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
534 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
535 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
536 (ia64_pass_by_reference): Rename from
537 ia64_function_arg_pass_by_reference.
538 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
539 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
540 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
541 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
542 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
543 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
544 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
545 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
546 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
547 (m32r_pass_by_reference): Adjust prototype. Make static.
548 Handle mode sizes correctly.
549 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
550 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
551 (m68hc11_function_arg_pass_by_reference): Remove.
552 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
553 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
554 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
555 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
556 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
557 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
558 (mips_va_arg): Use pass_by_reference.
559 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
560 Handle mode sizes correctly.
561 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
562 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
563 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
564 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
565 (mmix_pass_by_reference): Rename from
566 mmix_function_arg_pass_by_reference.
567 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
568 (FUNCTION_ARG_CALLEE_COPIES): True.
569 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
570 (mn10300_pass_by_reference): New.
571 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
572 (FUNCTION_ARG_CALLEE_COPIES): True.
573 * config/pa/pa.c (pa_pass_by_reference): New.
574 (TARGET_PASS_BY_REFERENCE): New.
575 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
576 (FUNCTION_ARG_CALLEE_COPIES): True.
577 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
578 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
579 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
580 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
581 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
582 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
583 (s390_pass_by_reference): Rename from
584 s390_function_arg_pass_by_reference.
585 (s390_function_arg_advance): Don't query pass-by-ref.
586 (s390_function_arg): Likewise.
587 (s390_gimplify_va_arg): Use pass_by_reference.
588 (s390_call_saved_register_used): Likewise.
589 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
590 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
591 (shcompact_byref, sh_pass_by_reference): New.
592 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
593 (SHCOMPACT_BYREF): Remove.
594 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
595 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
596 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
597 (sparc_gimplify_va_arg): Use pass_by_reference.
598 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
599 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
600 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
601 (v850_pass_by_reference): New.
602 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
603 (FUNCTION_ARG_CALLEE_COPIES): True.
604 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
605 FUNCTION_ARG_PASS_BY_REFERENCE docs.
607 2004-07-14 Richard Henderson <rth@redhat.com>
608 Richard Sandiford <rsandifo@redhat.com>
610 * config/mips/mips-protos.h (mips_va_arg): Delete.
611 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
612 * config/mips/mips.c: Include tree-gimple.h.
613 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
614 (mips_arg_info): Remove special handling of must_pass_in_stck args.
615 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
616 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
618 2004-07-13 Bob Wilson <bob.wilson@acm.org>
620 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
621 arguments for COND_EXPR in big-endian adjustment code.
623 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
625 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
626 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
627 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
628 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
630 2004-07-13 Diego Novillo <dnovillo@redhat.com>
632 PR tree-optimization/16443
633 * tree-ssa-alias.c: Add more description for
634 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
635 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
636 clobbering of call-clobbered and addressable variables. If
637 there are any before aliases have been computed, add them.
639 2004-07-13 Diego Novillo <dnovillo@redhat.com>
641 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
642 verification.
644 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
646 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
647 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
648 to the same type.
650 2004-07-13 Per Bothner <per@bothner.com>
652 * collect2.c (main): Handle --no-demangle and --demangle flags.
654 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
656 * Makefile.in (OBJS-common): Add tree-data-ref.o.
657 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
658 (tree-data-ref.o): New rule.
659 * lambda.h: New file.
660 * tree-data-ref.c: New file.
661 * tree-data-ref.h: New file.
662 * tree.c (int_cst_value, tree_fold_gcd): New functions.
663 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
665 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
667 PR target/13926
668 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
669 * config/sparc/sparc.c (output_ubranch): New function.
670 * config/sparc/sparc.md (jump pattern): Use it.
672 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
674 PR target/16494
675 * config/sparc/sparc.c (output_cbranch): Properly guard
676 the code handling far branches with TARGET_V9.
677 * config/sparc/sparc.md (length attribute): Document the
678 side-effect of having a length greater or equal to 3.
680 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
681 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
683 PR target/15186
684 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
685 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
687 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
688 Martin Sebor <sebor@roguewave.com>
690 PR target/12602
691 * doc/invoke.texi (SPARC options): Document -threads
692 and -pthreads on Solaris.
694 2004-07-13 Richard Henderson <rth@redhat.com>
696 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
697 by reference.
698 (ind_gimplify_va_arg_expr): Remove.
699 * tree.h (ind_gimplify_va_arg_expr): Remove.
700 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
701 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
702 argsp to be null.
704 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
705 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
706 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
707 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
708 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
710 2004-07-13 Richard Henderson <rth@redhat.com>
712 * function.c (pass_by_reference): New.
713 (assign_parm_find_data_types): Use it.
714 * calls.c (initialize_argument_information): Likewise.
715 (emit_library_call_value_1): Likewise.
716 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
717 * function.h (pass_by_reference): Declare.
719 2004-07-13 Richard Henderson <rth@redhat.com>
721 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
722 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
723 * expr.h (MUST_PASS_IN_STACK): Remove.
724 * system.h (MUST_PASS_IN_STACK): Poison.
725 * tree.h (must_pass_in_stack_var_size): Declare.
726 (must_pass_in_stack_var_size_or_pad): Declare.
727 * calls.c (must_pass_in_stack_var_size): New.
728 (must_pass_in_stack_var_size_or_pad): Rename from
729 default_must_pass_in_stack.
730 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
731 (TARGET_MUST_PASS_IN_STACK): New.
732 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
733 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
734 (TARGET_MUST_PASS_IN_STACK): New.
735 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
736 * config/frv/frv.c (frv_must_pass_in_stack): New.
737 (TARGET_MUST_PASS_IN_STACK): New.
738 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
739 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
740 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
741 (ix86_must_pass_in_stack): Make static.
742 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
743 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
744 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
745 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
746 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
747 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
748 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
749 (mcore_must_pass_on_stack): Remove.
750 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
751 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
752 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
753 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
754 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
755 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
756 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
757 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
758 (TARGET_MUST_PASS_IN_STACK): New.
759 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
760 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
761 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
762 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
763 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
764 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
765 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
766 MUST_PASS_IN_STACK.
768 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
769 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
770 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
771 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
772 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
773 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
774 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
775 config/xtensa/xtensa.c: Use target hook.
777 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
779 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
780 * configure: Rebuilt.
782 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
784 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
785 * config/mips/mips.h (mips_reg_names): Don't declare.
786 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
787 (TARGET_NAME_REGS): Delete.
788 (TARGET_SWITCHES): Remove -mrnames.
789 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
790 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
791 in REGISTER_NAMES.
792 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
793 (override_options): Remove handling of TARGET_NAME_REGS.
795 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
797 * config/mips/mips.h (TARGET_*): Boolify.
799 2004-07-12 Nick Clifton <nickc@redhat.com>
801 * config.gcc: Add sh-*-symbianelf target.
802 * config/sh/sh.c: Add new target macros:
803 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
804 TARGET_CXX_IMPORT_EXPORT_CLASS.
805 (sh_file_start): Create a definition of the .directive section.
806 (sh_attribute): Add dllimport and dllexport attributes.
807 * config/sh/symbian-pre.h: New file.
808 * config/sh/symbian-post.h: New file.
809 * config/sh/symbian.c: New file. Contains Symbian specific
810 functions.
811 * config/sh/sh-protos.h: Add prototypes for new functions
812 provided by symbian.c.
813 * config/sh/t-symbian: New file.
814 * doc/extend.texi: Document support for dllimport and dllexport
815 attributes by the sh-symbianelf target.
817 2004-07-12 James E Wilson <wilson@specifixinc.com>
819 * Makefile.in (AR): Use @AR@ not ar.
820 (NM): New.
821 (AR_FOR_TARGET): Use $(AR) not ar for native.
822 (NM_FOR_TARGET): Use $(NM) not nm for native.
823 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
824 * configure: Regenerate.
826 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
828 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
829 special case.
830 (ashldi3_sp64): Likewise.
832 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
834 PR target/16477
835 * pa.c (function_arg): Update comment.
836 * pa.h (BLOCK_REG_PADDING): Define.
838 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
840 PR tree-optimization/16461
841 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
842 arguments of phi nodes.
844 2004-07-12 Devang Patel <dpatel@apple.com>
846 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
848 2004-07-12 Steve Ellcey <sje@cup.hp.com>
850 * function.c (expand_function_start): Ensure r_save is in Pmode.
851 * calls.c (prepare_call_address): Ensure static_chain_value is
852 in Pmode.
853 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
854 r_save_area are in Pmode.
855 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
856 fnaddr, and static_chain are in Pmode.
858 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
860 PR target/16445
861 * config/ia64/ia64.c (bundling): Don't count ignored insns.
863 2004-07-12 Richard Henderson <rth@redhat.com>
865 * target.h (struct gcc_target): Move gimplify_va_arg_expr
866 next to build_builtin_va_list.
867 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
868 * builtins.c (gimplify_va_arg_expr): Likewise.
869 * gimplify.c (copy_if_shared_r): Likewise.
871 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
873 * passes.c (rest_of_decl_compilation): Don't defer call of
874 assemble_variable if its DECL_RTL is already set.
876 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
878 * cfgloop.h (struct loop): Add nb_iterations field.
879 (current_loops): Declare.
880 * tree-chrec.c (chrec_not_analyzed_yet,
881 chrec_dont_know, chrec_known, count_ev_in_wider_type,
882 chrec_contains_symbols_defined_in_loop): Remove the temporary
883 hooks.
884 * tree-flow-inline.h (loop_containing_stmt): New function.
885 * tree-scalar-evolution.c: Add implementation.
886 * tree-scalar-evolution.h: Add declarations.
888 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
890 PR rtl-optimization/15921
891 * Makefile.in (global.o): Add recog.h.
893 * global.c (recog.h): Add the include-clause.
894 (bb_info): New member earlyclobber.
895 (allocate_bb_info, free_bb_info): Initialize/finish the new
896 member.
897 (earlyclobber_regclass, earlyclobber_regclass_length): The new
898 global variables.
899 (check_earlyclobber, regclass_intersect,
900 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
901 New functions.
902 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
903 (make_accurate_live_analysis): Modify pavin.
905 2004-07-12 Diego Novillo <dnovillo@redhat.com>
907 * tree-cfg.c (find_taken_edge): Statically compute the truth
908 value of a predicate comparing an SSA_NAME to itself.
910 2004-07-12 Roger Sayle <roger@eyesopen.com>
912 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
913 rs6000 doesn't have shift-and-add or shift-and-sub instructions
914 by returning the cost of a multiplication plus an addition.
916 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
918 PR tree-optimization/14107
919 * gimplify.c (gimplify_return_expr): Accept a
920 RETURN_EXPR with an error argument.
921 * tree-optimize.c (init_tree_optimization_passes):
922 Run pass_warn_function_return at -O0.
924 2004-07-12 Roger Sayle <roger@eyesopen.com>
926 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
927 index entry.
929 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
931 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
932 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
933 * config/mips/3000.md: Add copyright notice. Remove automota and
934 function units; use generic ones instead. Only define reservations
935 for things that are different from generic.md. Extend each clause
936 to include r3900.
937 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
938 * config/mips/mips.md: Include them. Remove define_function_units.
939 (alu, imuldiv): New automata and units.
941 2004-07-12 Ben Elliston <bje@au.ibm.com>
943 * doc/invoke.texi (Optimize Options): Document -frename-registers
944 not being enabled by default at -O3.
946 2004-07-11 Roger Sayle <roger@eyesopen.com>
948 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
949 floating point additions, to keep real immediate constant positive.
950 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
951 into X + C, and leave positive real constants as X - C.
953 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
955 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
957 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
959 PR tree-optimization/15654
960 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
962 2004-07-11 Roger Sayle <roger@eyesopen.com>
964 * builtins.c (fold_builtin_fputs): Don't bother converting the
965 return type to integer_type_node, as we've already checked that
966 the result will be ignored.
968 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
969 that signed addition, subtraction, multiplication, division,
970 remainder, negation and absolute value may potentially trap.
972 * fold-const.c (fold_ignored_result): New function to strip
973 non-side-effecting tree nodes from an expression whose result
974 is ignored.
975 (fold_convert): Call fold_ignored_result when casting a value
976 to VOID_TYPE.
977 (omit_one_operand): Call fold_ignored_result on the "omitted"
978 operand when building a COMPOUND_EXPR.
979 (pedantic_omit_one_operand): Likewise.
980 * tree.h (fold_ignored_result): Prototype here.
981 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
982 when we're going to ignore the result.
984 2004-07-11 Richard Henderson <rth@redhat.com>
986 PR tree-opt/16383
987 * tree-ssa-ccp.c (fold_stmt_r): Split out...
988 * tree.c (fields_compatible_p, find_compatible_field): ... new.
989 * tree.h (fields_compatible_p, find_compatible_field): Declare.
990 * tree-sra.c (sra_hash_tree): Hash fields by offset.
991 (sra_elt_eq): Use fields_compatible_p.
992 (generate_one_element_ref): Use find_compatible_field.
994 2004-07-11 Richard Henderson <rth@redhat.com>
996 PR tree-opt/16422
997 * tree-sra.c (generate_one_element_init): New.
998 (generate_element_init): Use it.
999 (scalarize_init): Push/pop gimplify context around it.
1000 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1001 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1003 2004-07-11 Roger Sayle <roger@eyesopen.com>
1005 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1006 combine.c's combine_insn_cost.
1007 * rtl.h (insn_rtx_cost): Prototype here.
1008 * combine.c (combine_insn_cost): Delete function.
1009 (combine_validate_cost): Update callers of combine_insn_cost to
1010 call insn_rtx_cost instead.
1011 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1012 requesting the rtx_cost of call and/or jump instructions.
1014 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1015 rtx_cost directly. Don't request/use the cost of call or jump
1016 instructions. Return -1 if the cost of any instruction can't be
1017 determined (or the BB contains a function call).
1018 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1019 -1 (i.e. can't determine the cost of any instruction or the basic
1020 block contains a subroutine call).
1021 (find_if_case_2): Likewise.
1023 2004-07-11 Roger Sayle <roger@eyesopen.com>
1025 * rs6000.c (struct processor_costs): Change semantics of fields to
1026 include the COST_N_INSNS scaling, and update all initializers.
1027 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1028 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1029 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1030 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1032 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1034 * LANGUAGES: Remove obsolete information.
1036 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1038 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1039 SIGBUS signal frames, the PSW address points *to* the faulting
1040 instruction, not after it.
1042 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1044 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1045 added to TLS symbol addresses.
1047 2004-07-11 Richard Henderson <rth@redhat.com>
1049 * expmed.c (init_expmed): Use stack-local structures for
1050 temporary rtl. Don't recognize shifts.
1052 2004-07-11 Richard Henderson <rth@redhat.com>
1054 * expr.c (store_expr): Don't fiddle subreg promotion for types
1055 with precision smaller than the mode.
1057 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1059 * tree.h (all_types_permanent): Remove.
1061 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1063 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1064 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1065 * langhooks.c (lhd_clear_binding_stack): Remove.
1066 * langhooks-def.h (lhd_clear_binding_stack,
1067 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1068 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1069 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1070 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1071 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1072 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1073 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1074 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1075 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1076 * tree.h (poplevel): Don't declare.
1077 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1078 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1079 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1080 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1081 Remove.
1083 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1085 PR tree-optimization/16437
1086 * c-common.c (shorten_compare): Don't mark result of conversion to
1087 narrower signed type as overflowing.
1088 * fold-const.c (decode_field_reference): Determine whether
1089 signedness comes from outer type using precision rather than size.
1091 2004-07-11 Phil Edwards <phil@codesourcery.com>
1093 * configure.ac: Alphabetize --enable-checking list, add
1094 missing valgrind entry.
1095 * configure: Regenerate.
1097 2004-07-11 Phil Edwards <phil@codesourcery.com>
1099 * doc/install.texi (Testing): Fix syntax in "make check" example.
1101 2004-07-10 James E Wilson <wilson@specifixinc.com>
1103 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1105 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1107 PR rtl-optimization/16001
1108 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1109 niter_expr.
1111 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1113 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1115 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1116 James Morrison <phython@gcc.gnu.org>
1118 * doc/contrib.texi (Contributors): Add gfortran contributors and
1119 fix a couple of typos.
1121 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1123 PR rtl-optimization/15387
1124 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1125 to incoming args space correctly.
1127 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * pa.c (output_indirect_call): Only use %r2 as the link register in
1130 indirect calls with the long PA 2.0 pc-relative branch.
1132 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1134 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1135 for the default tuning if TARGET_64BIT.
1137 2004-07-10 Richard Henderson <rth@redhat.com>
1139 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1140 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1142 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1144 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1145 * expmed.c (store_bit_field, extract_bit_field): Remove last
1146 argument.
1147 * builtins.c (expand_builtin_signbit): Adjust callers.
1148 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1149 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1150 * ifcvt.c (noce_emit_move_insn): Likewise.
1151 * stmt.c (expand_return): Likewise.
1152 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1153 store_field, expand_expr_real_1): Likewise.
1155 2004-07-10 Richard Henderson <rth@redhat.com>
1157 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1159 2004-07-09 Mike Stump <mrs@apple.com>
1161 * config/darwin.c (no_dead_strip): Add.
1162 (HAVE_DEAD_STRIP): Add.
1163 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1164 the .eh label.
1166 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1168 * tree-ssa-loop-im.c: New file.
1169 * Makefile.in (tree-ssa-loop-im.o): Add.
1170 * cfgloop.c (superloop_at_depth): New function.
1171 * cfgloop.h (superloop_at_depth): Declare.
1172 * common.opt (ftree-lim): New flag.
1173 * expr.c (array_ref_up_bound): New function.
1174 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1175 * timevar.def (TV_LIM): New timevar.
1176 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1177 computing immediate uses of a phi node.
1178 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1179 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1180 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1181 * tree-pass.h (pass_lim): Declare.
1182 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1183 functions.
1184 (pass_lim): New pass structure.
1185 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1186 * tree.c (in_array_bounds_p): New function.
1187 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1188 (in_array_bounds_p, array_ref_up_bound): Declare.
1189 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1190 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1192 2004-07-09 Richard Henderson <rth@redhat.com>
1194 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1196 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1197 with prejudice.
1199 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1201 * flags.h: Delete redundant prototypes that are being generated
1202 in options.h from common.opt.
1203 * common.opt: Add in the expository comments formerly in flags.h.
1205 2004-07-09 Jan Beulich <jbeulich@novell.com>
1207 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1208 available for use only when TARGET_MMX/_SSE is set, and check for
1209 variable argument function if any register count is non-zero.
1210 (function_arg): Correctly suppress repeated warnings for passing SSE
1211 vectors are arguments without SSE enabled.
1212 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1213 would be SSE register modes does no longer influence the alignment.
1215 2004-07-09 Richard Henderson <rth@redhat.com>
1217 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1218 Always align upward to arg boundary. Use size_in_bytes/round_up.
1219 Maintain type-correctness of constants.
1220 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1222 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1224 * config/sparc/sparc.c (*_costs): Scale instruction costs
1225 by COSTS_N_INSNS.
1226 (sparc_rtx_costs): Adjust as appropriate.
1228 2004-07-09 Jan Beulich <jbeulich@novell.com>
1230 * config/i386/mm3dnow.h: New.
1231 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1233 2004-07-09 Richard Henderson <rth@redhat.com>
1235 * simplify-rtx.c (simplify_const_relational_operation): Only
1236 look at bounds of scalar integers.
1238 2004-07-09 Jan Beulich <jbeulich@novell.com>
1240 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1242 2004-07-09 Andrew Pinski <apinski@apple.com>
1244 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1245 always referenced.
1246 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1247 UOBJC_METACLASS_decl.
1249 2004-07-09 James E Wilson <wilson@specifixinc.com>
1251 PR target/16364
1252 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1253 do return a parallel if hfa_mode == XFmode and mode == TImode.
1255 2004-07-09 Jan Beulich <jbeulich@novell.com>
1257 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1258 permissible for unary plus.
1260 2004-07-09 Jan Beulich <jbeulich@novell.com>
1262 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1263 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1264 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1265 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1266 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1267 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1268 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1269 (BUILTIN_xxxIMAX): New.
1270 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1271 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1272 BUILT_IN_PARITYIMAX.
1274 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1276 * config/sparc/sparc.h (processor_costs): Define.
1277 (sparc_costs): Declare.
1278 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1279 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1280 ultrasparc3_costs): New.
1281 (sparc_override_options): Set sparc_costs as appropriate.
1282 (sparc_rtx_costs): Use sparc_costs instead of messy
1283 conditionals.
1285 2004-07-09 Steven Bosscher <stevenb@suse.de>
1287 * doc/md.texi (Processor pipeline description): Mention that
1288 the old pipeline description is deprecated.
1290 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1291 mciu_7450 function unit to...
1292 (automaton ppc7450mciu): ...new automaton.
1294 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1295 (schedule_block): Don't consider inserting bubbles.
1296 (sched_init): Don't initialize DFA bubbles.
1297 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1298 TARGET_SCHED_DFA_BUBBLE): Remove.
1299 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1300 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1301 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1303 * stmt.c (conditional_context): Remove prototype.
1304 * tree.h (conditional_context): Remove.
1305 * tree-cfg.c (pre_insert_on_edge): Remove.
1307 * c-common.h (c_expand_asm_operands): Remove prototype.
1308 * c-typeck.c (c_expand_asm_operands): Remove.
1310 2004-07-09 Jan Beulich <jbeulich@novell.com>
1312 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1313 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1314 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1315 and V8QI are class SSE. All sufficiently small remaining vector modes
1316 must be passed in one or two integer registers.
1317 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1318 returned in memory.
1319 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1320 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1321 and must thus be handled explicitly.
1322 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1323 MMX and XMM regs.
1324 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1325 movv2sf_internal): Permit moving between MMX and XMM registers (since
1326 MMX areguments and return values are passed in XMM registers).
1327 (sse2_umulsidi3): Correct type and mode.
1329 2004-07-09 Richard Henderson <rth@redhat.com>
1331 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1333 2004-07-09 Eric Christopher <echristo@redhat.com>
1335 * config/rs6000/40x.md: Split into two automatons.
1337 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1338 Andrew Pinski <apinski@apple.com>
1340 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1341 on when we have more than one input file.
1342 (c_common_parse_file): Restore loop over all input files.
1343 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1345 * c-decl.c (set_type_context): New function.
1346 (pop_scope): Use it to set context of types. When we
1347 encounter a TYPE_DECL, set the context of the attached type too.
1348 (pop_file_scope): Don't call cpp_undef_all here.
1349 (diagnose_mismatched_decls): Do not complain about a second
1350 definition of an 'extern inline' function if it's not in the
1351 same translation unit. Do not complain about inline
1352 declaration after use if the use was in a different
1353 translation unit.
1354 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1355 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1356 the external scope.
1357 (pushdecl_top_level): Likewise.
1358 (grokdeclarator): Clarify what is going on with setting
1359 DECL_EXTERNAL on function types, a little.
1360 (c_write_global_declarations): Don't do anything if
1361 -fsyntax-only or errors have been encountered.
1363 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1365 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1367 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1369 PR target/16459
1370 * pa.c (output_indirect_call): Use %r2 as the link register when
1371 calling $$dyncall with a pc-relative branch.
1373 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1375 * doc/install.texi (Binaries): Mention OpenPKG.
1377 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1379 Fix PR tree-optimization/15555
1380 * tree-dfa.c (dump_variable): If the variable is a pointer
1381 SSA_NAME, also dump its points-to information.
1382 * tree-flow.h (struct ptr_info_def): Add field
1383 is_dereferenced.
1384 (dump_points_to_info_for): Declare.
1385 (debug_points_to_info_for): Declare.
1386 * tree-optimize.c (init_tree_optimization_passes): Add a
1387 second alias analysis pass after DOM2.
1388 Move pass_del_pta to a later spot.
1389 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1390 create a name tags when we find a dereferenced pointer. Just
1391 mark the pointer dereferenced.
1392 (collect_points_to_info_for): Move code to clear points-to
1393 information to create_name_tags.
1394 (create_name_tags): New function.
1395 (compute_flow_sensitive_aliasing): Call it.
1396 (setup_pointers_and_addressables): Mark type tags for renaming
1397 here instead of ...
1398 (create_memory_tag): ... here.
1399 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1400 (dump_points_to_info_for): Declare extern.
1401 (debug_points_to_info_for): New function.
1403 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1405 * config/arc/arc.md: Switch to DFA-based scheduler description.
1406 * config/arc/arc.c: Switch to DFA-based scheduler description.
1408 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1410 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1411 pointer.
1413 2004-07-09 Richard Henderson <rth@redhat.com>
1415 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1416 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1417 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1418 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1420 * config/v850/v850-protos.h (v850_va_arg): Remove.
1421 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1422 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1423 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1424 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1425 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1427 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1429 PR target/12133
1430 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1431 and DImode to use +/-4k offset.
1433 2004-07-09 Richard Henderson <rth@redhat.com>
1435 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1436 Remove.
1437 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1438 (xstormy16_gimplify_va_arg_expr): Rewrite from
1439 xstormy16_expand_builtin_va_arg.
1440 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1442 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1443 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1445 * config/sh/sh-protos.h (sh_va_arg): Remove.
1446 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1447 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1448 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1450 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1451 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1452 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1453 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1455 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1456 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1457 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1458 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1460 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1462 * config/sparc/sparc.md (return): Rewrite length formula.
1463 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1464 argument to final_scan_insn when in a delay slot.
1465 (output_sibcall): Likewise.
1467 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1469 * arm.c (arm_cpp_interwork): New variable.
1470 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1471 line.
1472 * arm.h (arm_cpp_interwork): Declare it.
1473 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1474 __THUMB_INTERWORK__ in the preprocessor.
1476 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1478 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1480 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1482 PR target/16416
1483 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1484 Override default settings to account for -m32 and -m64.
1486 2004-07-08 Randolph Chung <tausq@debian.org>
1488 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1490 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1492 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1493 before comparing it as such.
1495 2004-07-08 Richard Henderson <rth@redhat.com>
1497 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1498 temporary. Use bit arithmetic to align.
1500 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1502 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1503 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1504 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1505 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1506 add_labels_and_missing_jumps, find_jump_block,
1507 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1508 Likewise.
1509 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1510 link_btr_uses, move_btr_def): Likewise.
1511 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1512 expand_builtin_expect_jump): Likewise.
1513 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1514 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1515 * cfganal.c (forwarder_block_p): Likewise.
1516 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1517 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1518 find_bb_boundaries): Likewise.
1519 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1520 merge_blocks_move_predecessor_nojumps,
1521 merge_blocks_move_successor_nojumps, insns_match_p,
1522 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1523 try_optimize_cfg): Likewise.
1524 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1525 * cfglayout.c (skip_insns_after_block, label_for_bb,
1526 record_effective_endpoints, insn_locators_initialize,
1527 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1528 * cfgmainloop.c (create_loop_notes): Likewise.
1529 * cfgrtl.c (delete_insn, delete_insn_chain,
1530 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1531 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1532 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1533 redirect_branch_edge, force_nonfallthru_and_redirect,
1534 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1535 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1536 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1537 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1538 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1539 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1540 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1541 * combine.c (combine_instructions, can_combine_p, try_combine,
1542 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1543 distribute_notes, distribute_links, insn_cuid): Likewise.
1544 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1545 invalidate_skipped_block, cse_set_around_loop,
1546 cse_end_of_basic_block, cse_main, cse_basic_block,
1547 cse_condition_code_reg): Likewise.
1548 * cselib.c (cselib_process_insn): Likewise.
1549 * ddg.c (create_ddg): Likewise.
1550 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1551 Likewise.
1552 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1553 gen_label_die, dwarf2out_var_location): Likewise.
1554 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1555 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1556 last_call_insn, active_insn_p, next_label, prev_label,
1557 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1558 add_insn_before, remove_insn, add_function_usage_to,
1559 reorder_insns, find_line_note, remove_unnecessary_notes,
1560 emit_insn_after_1, classify_insn): Likewise.
1561 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1562 connect_post_landing_pads, sjlj_mark_call_sites,
1563 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1564 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1565 convert_to_eh_region_ranges): Likewise.
1566 * explow.c (optimize_save_area_alloca): Likewise.
1567 * expr.c (expand_expr_real): Likewise.
1568 * final.c (insn_current_reference_address, compute_alignments,
1569 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1570 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1571 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1572 propagate_block_delete_insn, propagate_one_insn,
1573 init_propagate_block_info, propagate_block, libcall_dead_p,
1574 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1575 Likewise.
1576 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1577 expand_function_start, expand_function_end, contains,
1578 thread_prologue_and_epilogue_insns,
1579 reposition_prologue_and_epilogue_notes): Likewise.
1580 * gcse.c (constprop_register, bypass_conditional_jumps,
1581 insert_insn_end_bb, gcse_after_reload): Likewise.
1582 * genemit.c (gen_expand, gen_split): Likewise.
1583 * genpeep.c (gen_peephole, main): Likewise.
1584 * global.c (build_insn_chain): Likewise.
1585 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1586 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1587 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1588 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1589 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1590 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1591 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1592 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1593 dead_or_predicable): Likewise.
1594 * integrate.c (try_constants): Likewise.
1595 * jump.c (rebuild_jump_labels, cleanup_barriers,
1596 purge_line_number_notes, init_label_info, mark_all_labels,
1597 squeeze_notes, get_label_before, get_label_after,
1598 reversed_comparison_code_parts, simplejump_p, pc_set,
1599 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1600 delete_barrier, delete_prior_computation, delete_computation,
1601 delete_related_insns, delete_for_peephole, redirect_jump):
1602 Likewise.
1603 * lcm.c (optimize_mode_switching): Likewise.
1604 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1605 Likewise.
1606 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1607 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1608 * loop-iv.c (simplify_using_assignment): Likewise.
1609 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1610 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1611 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1612 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1613 check_insn_for_givs, check_final_value, update_giv_derive,
1614 basic_induction_var, product_cheap_p, check_dbra_loop,
1615 loop_insn_first_p, last_use_this_basic_block,
1616 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1617 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1618 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1619 sms_schedule_by_order): Likewise.
1620 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1621 * postreload.c (reload_cse_simplify_operands, reload_combine,
1622 reload_cse_move2add): Likewise.
1623 * predict.c (can_predict_insn_p, estimate_probability,
1624 expected_value_to_br_prob, process_note_predictions): Likewise.
1625 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1626 * profile.c (branch_prob): Likewise.
1627 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1628 detect_webs_set_in_cond_jump): Likewise.
1629 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1630 ra_print_rtl_with_bb): Likewise.
1631 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1632 * recog.c (next_insn_tests_no_inequality, find_single_use,
1633 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1634 * reg-stack.c (next_flags_user, record_label_references,
1635 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1636 compensate_edge, convert_regs_1): Likewise.
1637 * regclass.c (scan_one_insn): Likewise.
1638 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1639 regmove_optimize, fixup_match_1, single_set_for_csa,
1640 combine_stack_adjustments_for_block): Likewise.
1641 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1642 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1643 find_equiv_reg): Likewise.
1644 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1645 reload_as_needed, emit_input_reload_insns, do_output_reload,
1646 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1647 Likewise.
1648 * reorg.c (find_end_label, emit_delay_sequence,
1649 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1650 get_jump_flags, rare_destination, mostly_true_jump,
1651 try_merge_delay_insns, redundant_insn, own_thread_p,
1652 fill_simple_delay_slots, fill_slots_from_thread,
1653 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1654 dbr_schedule): Likewise.
1655 * resource.c (find_basic_block, next_insn_no_annul,
1656 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1657 * rtl.h (RTX_PREV): Likewise.
1658 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1659 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1660 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1661 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1662 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1663 find_first_parameter_load, can_hoist_insn_p): Likewise.
1664 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1665 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1666 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1667 schedule_ebbs): Likewise.
1668 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1669 is_conditionally_protected, can_schedule_ready_p,
1670 add_branch_dependences, debug_dependencies): Likewise.
1671 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1672 Likewise.
1673 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1674 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1675 set_dominates_use, ujump_to_loop_cont): Likewise.
1676 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1677 * varasm.c (output_constant_pool_1): Likewise.
1679 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1681 * tree-scalar-evolution.c: New file.
1682 * tree-scalar-evolution.h: New file.
1683 * tree-ssa-loop-niter.c: New file.
1684 * Makefile.in (SCEV_H): New.
1685 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1686 * cfgloop.h (struct loop): Add bounds field.
1687 * tree-flow.h (struct tree_niter_desc): New type.
1688 (number_of_iterations_cond, number_of_iterations_exit,
1689 loop_niter_by_eval, find_loop_niter_by_eval,
1690 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1691 free_numbers_of_iterations_estimates): Declare.
1692 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1693 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1694 * doc/invoke.texi (max-iterations-to-track): Document.
1696 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1698 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1699 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1700 (MODE_AFTER): Add cast appropriately.
1701 * config/sh/sh.md (movdi splitter): Likewise.
1702 (casesi_worker_2): Add const qualifier appropriately.
1703 (eh_return): Remove unused variable.
1704 (insv): Initialize v;
1706 2004-07-08 Richard Henderson <rth@redhat.com>
1708 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1709 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1710 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1711 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1712 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1714 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1715 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1716 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1717 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1719 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1720 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1721 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1722 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1724 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1725 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1726 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1727 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1729 * config/i860/i860-protos.h (i860_va_arg): Remove.
1730 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1731 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1732 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1734 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1736 * system.h: Prototype getpagesize if missing.
1737 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1738 * configure: Regenerate.
1739 * config.in: Regenerate.
1741 2004-07-08 Richard Henderson <rth@redhat.com>
1743 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1744 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1745 (fr30_gimplify_va_arg_expr): New.
1746 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1747 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1749 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1751 PR target/16414
1752 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1753 of asm_noperands result.
1755 2004-07-08 Richard Henderson <rth@redhat.com>
1757 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1758 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1759 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1760 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1762 2004-07-08 Richard Henderson <rth@redhat.com>
1764 * builtins.c (ind_gimplify_va_arg_expr): New.
1765 * tree.h (ind_gimplify_va_arg_expr): Declare.
1766 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1768 2004-07-08 Jan Beulich <jbeulich@novell.com>
1770 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1771 patterns also on vector elements other than the first one.
1772 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1773 break statements.
1775 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1777 * config/rs6000/darwin-ldouble.c: Correct reference
1778 to the Linnainmaa paper.
1780 2004-07-08 Richard Henderson <rth@redhat.com>
1782 * config/arc/arc-protos.h (arc_va_arg): Remove.
1783 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1784 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1785 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1787 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1788 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1789 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1790 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1792 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1794 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1796 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1798 * c-decl.c (static_ctors, static_dtors): Make static.
1799 (pop_file_scope): Call c_common_write_pch and
1800 cgraph_finalize_compilation_unit here.
1801 (build_cdtor): Moved here from c-objc-common.c; simplify.
1802 (c_write_global_declarations_1): Clarify comment.
1803 (c_write_global_declarations): Close the external scope before
1804 doing anything else. Call build_cdtor, cgraph_optimize, and
1805 mudflap_finish_file here.
1806 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1807 Clarify comment.
1808 * c-objc-common.c: No need to include cgraph.h.
1809 (build_cdtor): Moved to c-decl.c.
1810 (c_objc_common_finish_file): Delete.
1811 * c-tree.h: Update to match.
1812 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1813 (generate_static_references): Set TREE_USED before calling finish_decl.
1814 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1815 on the static_instances_decl.
1817 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1819 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1820 decls when there is only one input translation unit.
1821 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1822 change of 2004-07-05; do not treat declarations with
1823 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1824 * opts.c (cur_in_fname): Delete.
1825 * opts.h: Likewise.
1826 * tree.c: Revert changes of 2004-07-05; no special treatment
1827 for TRANSLATION_UNIT_DECLs.
1828 * Makefile.in (tree.o): Update dependencies.
1830 2004-07-08 Roger Sayle <roger@eyesopen.com>
1832 * builtins.c (fold_builtin_strcpy): Merge functionality from
1833 simplify_builtin_strcpy. Add additional len argument. No longer
1834 static. Remove function prototype.
1835 (fold_builtin_strncpy): Likewise integrate functionality from
1836 simplify_builtin_strncpy. Add additional slen argument. No
1837 longer static. Remove function prototype.
1838 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1839 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1840 types of "ignore" and "unlocked" parameters to bool.
1841 (fold_builtin_1): Add additional ignore argument. Call renamed
1842 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1843 builtins. Update arguments to fold_builtin_strncpy and
1844 fold_builtin_strcpy. Add function prototype.
1845 (fold_builtin): Add additional Boolean ignore argument to pass
1846 to fold_builtin_1.
1847 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1848 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1849 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1851 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1852 simplify_builtin_strncpy): Delete function prototypes.
1853 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1854 fold_builtin_strncpy): Add function prototypes here.
1855 (fold_builtin): Update function prototype with new "bool ignore".
1857 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1858 (ccp_fold_builtin): Update call to fold_builtin. Call
1859 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1860 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1861 simplify_builtin_strncpy respectively.
1862 * fold-const.c (fold): Update call to fold_builtin.
1864 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1866 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1867 to strcpy.
1869 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1870 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1871 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1872 * calls.c: Remove ifdefs of macros above.
1873 * functions.c: Likewise.
1874 * expr.c: Likewise.
1876 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1878 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1879 (arch attribute): Delete.
1880 (current_function_calls_alloca attribute): Rename into calls_alloca.
1881 (calls_eh_return): New attribute.
1882 (leaf_function): Likewise.
1883 (length attribute): Fix formula for sibcalls.
1884 (return insn): Correctly compute the 'length' attribute.
1885 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1887 2004-07-08 Richard Henderson <rth@redhat.com>
1889 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1890 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1891 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1892 * tree-eh.c (lower_eh_constructs_1): Likewise.
1893 * tree-sra.c (sra_walk_modify_expr): Likewise.
1894 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1895 (eliminate_unnecessary_stmts): Likewise.
1896 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1897 * tree-tailcall.c (optimize_tail_call): Likewise.
1898 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1900 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1901 Jakub Jelinek <jakub@redhat.com>
1903 * config/i386/i386.c (override_options): Enable
1904 SSE prefetches with -mtune, as long as we are
1905 compiling for i686 or higher. All i686 processors
1906 accept SSE prefetches as NOPS, some i586's don't.
1908 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1910 PR target/10567
1911 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1913 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1915 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1916 the handling of clobbering ASM_EXPRs.
1918 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1920 PR target/16430
1921 * config/sparc/sparc.c (function_value): In 64-bit mode,
1922 return the aggregates larger than 16 bytes like unions.
1924 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1926 PR target/16199
1927 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1928 'temp' is zero, generate new pseudos as needed and emit the
1929 sequence of insns in single-assignment form. Resync comments
1930 with code.
1931 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1932 function before reload.
1934 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1936 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1938 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1940 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1941 Allocation is signed.
1942 (VEC_reserve): Return flag, allocation is signed.
1944 2004-07-08 Richard Henderson <rth@redhat.com>
1946 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1947 OBJ_TYPE_REF_OBJECT.
1949 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1950 Neil Booth <neil@daikokuya.co.uk>
1952 PR c/2511
1953 PR c/3325
1954 * c-decl.c (finish_struct): Ensure bit-fields are given the
1955 correct type.
1956 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1957 the precision to match as well as the mode.
1958 * expr.c (reduce_to_bit_field_precision): New function.
1959 (expand_expr_real_1): Reduce expressions of bit-field type to
1960 proper precision.
1961 * langhooks.h (reduce_bit_field_operations): New hook.
1962 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1963 Define.
1964 * c-lang.c, objc/objc-lang.c
1965 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1966 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1967 before checking.
1968 * tree.c (build_nonstandard_integer_type): New function.
1969 * tree.h (build_nonstandard_integer_type): New prototype.
1970 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1971 conversions between integer and boolean types as useless.
1973 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1975 * c-common.c (c_common_nodes_and_builtins): Do not
1976 create __builtin_ptrdiff_t and __builtin_size_t.
1978 2004-07-08 Andrew Pinski <apinski@apple.com>
1980 * Makefile.in (libbackend.o): Add -combine to the gcc
1981 command line.
1983 2004-07-08 Nick Clifton <nickc@redhat.com>
1985 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1986 Set to -Os.
1988 2004-07-08 Richard Henderson <rth@redhat.com>
1990 * except.c (expand_eh_region_start, expand_eh_region_end,
1991 expand_eh_handler, expand_eh_region_end_cleanup,
1992 expand_start_all_catch, expand_start_catch, expand_end_catch,
1993 expand_end_all_catch, expand_eh_region_end_allowed,
1994 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1995 expand_eh_region_end_fixup): Remove.
1996 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1997 cleanups, outer_cleanups, label_chain, exception_region.
1998 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1999 (struct label_chain): Remove.
2000 (struct stmt_status): Remove x_stack_block_stack.
2001 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2002 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2003 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2004 end_cleanup_deferral, last_cleanup_this_contour,
2005 containing_blocks_have_cleanups_or_stack_level,
2006 any_pending_cleanups): Remove.
2007 (expand_null_return_1): Take no arguments.
2008 (expand_label, expand_naked_return, expand_return,
2009 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2010 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2011 expand_end_case_type): Don't use any of them.
2012 * calls.c (expand_call): Likewise.
2013 * dojump.c (do_jump): Likewise.
2014 * function.c (expand_function_end): Likewise.
2015 * expr.c (store_expr, expand_expr_real_1): Likewise.
2016 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2017 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2018 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2019 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2020 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2021 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2022 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2023 for WITH_CLEANUP_EXPR.
2024 (gimple_push_cleanup): Likewise.
2025 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2026 * print-tree.c (print_node): Likewise.
2027 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2028 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2029 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2030 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2031 (GOTO_SUBROUTINE_EXPR): Remove.
2032 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2033 (DECL_TOO_LATE): Remove.
2034 * except.h, tree.h: Update decls.
2036 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2038 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2039 * passes.c (rest_of_handle_final): Handle symout.
2040 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2041 Push timevar here.
2042 (rest_of_handle_sched): Break out SMS. Remove ifs for
2043 flag_schedule_insns and flag_modulo_sched.
2044 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2045 collect at the end.
2046 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2047 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2048 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2049 rest_of_handle_mode_switching, rest_of_handle_jump,
2050 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2051 rest_of_handle_jump2, rest_of_handle_postreload,
2052 rest_of_handle_flow2, rest_of_clean_state,
2053 rest_of_handle_shorten_branches,
2054 rest_of_handle_prologue_epilogue,
2055 rest_of_handle_branch_target_load_optimize): New.
2056 (rest_of_compilation): Call the above. Remove ggc_collect
2057 calls moved to rest_of_handle_*.
2058 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2060 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2061 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2062 * except.h (set_nothrow_function_flags): Update comment.
2063 * function.c (current_function_nothrow): Remove.
2064 * output.h (current_function_nothrow): Remove.
2065 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2066 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2068 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2070 PR bootstrap/16326
2071 * reorg.c: Revert 2004-06-30 change.
2072 (find_end_label): If HAVE_epilogue and !HAVE_return,
2073 return 0 instead of creating a label at the end of the insn chain.
2074 (optimize_skip): Account for the failure mode of find_end_label.
2075 (fill_simple_delay_slots): Likewise.
2076 (fill_slots_from_thread): Likewise.
2077 (relax_delay_slots): Likewise.
2079 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2081 * tree-flow.h (addressable_vars): Declare.
2082 * tree-ssa-alias.c (addressable_vars): Define.
2083 (setup_pointers_and_addressables): Add addressable variables
2084 to addressable_vars.
2085 * tree-ssa-operands.c (get_stmt_operands): Move
2086 handling of ASM_EXPRs ...
2087 (get_asm_expr_operands): ... here.
2088 When the ASM_EXPR clobbers memory, also clobber addressable
2089 variables.
2090 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2091 (delete_tree_ssa): Reset addressable_vars.
2093 2004-07-07 Jan Beulich <jbeulich@novell.com>
2094 Richard Henderson <rth@redhat.com>
2096 * varasm.c (assemble_variable): Use assemble_zeros for
2097 zero-initialized variables.
2098 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2099 for SECCAT_BSS and SECCAT_TBSS.
2101 2004-07-07 Jan Beulich <jbeulich@novell.com>
2103 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2105 * expmed.c (emit_store_flag): Also special-case double-word
2106 (in-)equality comparison against -1.
2108 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2109 passing arguments the containers for which are registers.
2111 * calls.c (emit_library_call_value_1): Use mode of function parameter
2112 rather than that of argument since constants have none.
2114 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2116 Introduce H8SX support.
2117 * expr.c (expand_strcpy): Renamed and moved to...
2118 * builtins.c (expand_movstr): ... here. Tweak.
2119 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2120 computed or has side effects.
2121 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2122 unused, or if mempcpy fails. Adjust the return value in the
2123 latter case. Use movstr if everything else fails.
2124 * doc/md.texi (movstr): Document.
2125 (movmemM, clrmemM): Fix explanation of memory block operands.
2126 * config/h8300/h8300.md (stpcpy): Renamed to...
2127 (movstr): ... this. Adjust.
2128 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2129 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2130 movmem* and clrstr* to clrmem*.
2131 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2132 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2133 GENERAL_REGS, always.
2134 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2135 getting the stack pointer as addr.
2136 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2137 from general_operand_dst.
2138 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2139 variant of...
2140 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2141 instead of requiring it to match only before reload.
2142 (stpcpy_internal_normal): New, normal-mode variant of...
2143 (stpcpy_internal): ... this. Add modes to operands. Disparage
2144 `D' instead of requiring it to match only before reload.
2145 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2146 mode argument.
2147 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2148 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2149 h8300_get_index.
2150 * config/h8300/h8300.md (attr type): Add call.
2151 (attr can_delay): If type is call, set it no.
2152 (call, call_value): Set type to call.
2153 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2154 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2155 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2156 * tree.c (get_narrower): Don't narrow integral types into
2157 non-integral types.
2158 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2159 frame_size *before* the first use.
2160 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2161 on input.
2162 (peephole2): Don't widen instructions that push SP. Move
2163 decrement of SP to the end of all stm-generating peepholes.
2164 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2165 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2166 and OR to set it to all ones.
2167 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2168 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2169 (call, call_value): Set can_delay to "no".
2170 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2171 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2172 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2173 * config/h8300/h8300.md (*brabit): Remove.
2174 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2175 zero_extract. Use bit_memory_operand as the predicate for
2176 operand 1 and 'WU' as the constraint. Check the difference
2177 between the base length and the final one when deciding which
2178 type of branch to use.
2179 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2180 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2181 Use convert_move to extend the result for TARGET_H8300SX. Check
2182 for QImode memory references. Optimize the case where the
2183 destination is a paradoxical subreg.
2184 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2185 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2186 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2187 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2188 * config/h8300/h8300.md: Include mova.md
2189 (length_table): Add mova and mova_zero.
2190 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2191 after all constant addresses for '%R', '%X', '%T' and '%S'.
2192 (h8300_mova_length): New function.
2193 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2194 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2195 dependencies for s-config, etc.
2196 * config/h8300/gemova.sh: New file.
2197 * config/h8300/mova.md: Generated.
2198 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2199 * config/h8300/h8300.c (h8300_bitfield_length): New.
2200 (nibble_operand): Adjust.
2201 (h8300_binary_length): Handle conditional binary op.
2202 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2203 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2204 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2205 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2206 constraints. WU is introduced as a variant of U that requires a
2207 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2208 * config/h8300/h8300.md (attr type): Added bitbranch.
2209 (attr length_table): Added bitfield and bitbranch.
2210 (attr length): Compute bitbranch length.
2211 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2212 least-significant bit of a byte.
2213 (brabit, brabc, brabs): New.
2214 (insv, extzv): Emit bfst and bfld on H8300SX.
2215 (bfld, bfst, seq, sne): New.
2216 (bstzhireg, cmpstz, bstz, bistz): New.
2217 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2218 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2219 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2220 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2221 (h8sx_unary_memory_operator): New function.
2222 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2223 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2224 * config/h8300/h8300.md: Add peepholes to combine reloads and
2225 arithmetic insns.
2226 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2227 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2228 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2229 (and?i, ior?i, xor?i): Likewise.
2230 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2231 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2232 Various whitespace fixes.
2233 (h8300_constant_length): New function, split out from...
2234 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2235 (h8300_classify_operand): Use IN_RANGE.
2236 (h8300_classify_operand): Use h8300_constant_length.
2237 (h8300_short_move_mem_p): Tighten size check.
2238 (h8sx_mergeable_memrefs_p): Tighten equality check.
2239 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2240 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2241 for -msx.
2242 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2243 * config/h8300/crtn.asm: Likewise.
2244 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2245 if __H8300SX__ is defined.
2246 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2247 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2248 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2249 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2250 addresses as mode-dependent.
2251 * config/h8300/h8300.c (print_operand_address): Update call to
2252 h8300_get_index.
2253 (h8300_get_index): Take a mode argument. Rework to fix an
2254 earlier misunderstanding.
2255 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2256 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2257 into a register if TARGET_H8300SX.
2258 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2259 TARGET_H8300SX. Also disable related define_splits.
2260 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2261 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2262 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2263 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2264 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2265 (EXTRA_CONSTRAINT_STR): Check it.
2266 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2267 class arguments.
2268 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2269 * config/h8300/h8300.md (length_table): Add mov_imm4.
2270 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2271 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2272 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2273 be a label.
2274 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2275 * config/h8300/h8300.c (h8300_reorg): New function.
2276 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2277 * config/h8300/h8300.md (length): Subtract the length of the
2278 delay slot from (pc) when checking the range of forward branches.
2279 (delay_slot, can_delay): New attributes.
2280 (define_delay): Add bra/s handling.
2281 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2282 (jump): Add delayed-branch handling.
2283 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2284 * expr.c (expand_strcpy): New function.
2285 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2286 (expand_builtin_stpcpy): Likewise.
2287 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2288 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2289 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2290 handling to improve register allocation for -fno-omit-frame-pointer.
2291 (h8sx_split_movmd): Delete, moving er6 handling into...
2292 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2293 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2294 (movmd): Add calls to copy_rtx.
2295 (movmd_internal): In the second alternative, allow the initial and
2296 final destination registers to be different . Update the splitter
2297 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2298 instead of h8sx_split_movmd.
2299 (stpcpy, movsd): New expanders.
2300 (movsd_internal): New define_insn.
2301 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2302 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2303 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2304 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2305 and DESTINATION_REGS.
2306 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2307 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2308 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2309 (h8300_move_ratio): Declare.
2310 (MOVE_RATIO): Use it.
2311 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2312 (h8300_init_once): Initialize it.
2313 (h8300_reg_class_from_letter): New function.
2314 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2315 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2316 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2317 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2318 (movstrsi, movmd): New expanders.
2319 (movmd_internal): New insn.
2320 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2321 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2322 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2323 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2324 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2325 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2326 * config/h8300/h8300.c (nibble_operand): Fix warning.
2327 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2328 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2329 (movsf_h8300h): Disable for TARGET_H8300SX.
2330 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2331 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2332 h8300_stm_parallel and h8300_return_parallel.
2333 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2334 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2335 h8300_stm_parallel, h8300_return_parallel): New functions.
2336 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2337 if TARGET_H8300SX. Use h8300_push_pop.
2338 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2339 and final pop when generating h8sx code. Always emit some form
2340 of return insn.
2341 * config/h8300/h8300.md: Don't enforce register alignment in
2342 stm peepholes if TARGET_H8300SX.
2343 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2344 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2345 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2346 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2347 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2348 (MULTILIB_DIRNAMES): Add a directory for it.
2349 (MULTILIB_MATCHES): Delete.
2350 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2351 * final.c (walk_alter_subreg): Handle addresses with subregs
2352 inside a ZERO_EXTEND or AND.
2353 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2354 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2355 if TARGET_H8300SX.
2356 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2357 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2358 @(dd,Rn.w) and @(dd,ERn.L).
2359 (h8300_displacement_size): Take the whole address as argument.
2360 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2361 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2362 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2363 (h8sx_mergeable_memrefs_p): Declare.
2364 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2365 (HAVE_PRE_INCREMENT): Likewise.
2366 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2367 addresses for TARGET_H8300SX,
2368 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2369 and POST_DEC.
2370 (movb_length_table, movl_length_table): New tables.
2371 (movw_length_table): Define to movb_length_table.
2372 (h8300_displacement_size): New, split out from...
2373 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2374 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2375 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2376 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2377 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2378 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2379 (h8sx_unary_shift_operator): Get the mode from the operator.
2380 (binary_shift_operator): Likewise.
2381 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2382 a memory reference, check whether the reference is offsettable.
2383 (length_table): Add movb, movw and movl.
2384 (movqi): Add new h8sx pattern. Don't force one operand to be a
2385 register when generating h8sx code.
2386 (movhi, movsi, movsf): Likewise.
2387 (movstrictqi): Use the length_table attribute.
2388 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2389 (addqi3): Split into a define_expand and define_insn. Don't accept
2390 memory operands in the expander. Use h8300_operands_match_p to
2391 check for matching operands in the define_insn.
2392 (subqi3, negqi2, one_cmplqi2): Likewise.
2393 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2394 in any patterns that are unused in h8sx code. In the h8sx patterns,
2395 use h8300_operands_match_p to check whether operands match.
2396 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2397 one_cmpl[hs]i3): Likewise.
2398 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2399 in the expander.
2400 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2401 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2402 (h8300_insn_length_from_table): Add a second parameter.
2403 (output_h8sx_shift): Declare.
2404 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2405 (EXTRA_CONSTRAINT): Replace with...
2406 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2407 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2408 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2409 and h8sx_binary_shift_operator.
2410 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2411 for TARGET_H8300SX.
2412 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2413 (bit_memory_operand, fix_bit_operand): Likewise.
2414 (h8300_length_table_for_insn): Remove.
2415 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2416 instructions.
2417 (h8300_short_immediate_length, h8300_binary_length): New functions.
2418 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2419 (output_plussi): Use sub to add negative constants.
2420 (compute_plussi_length): Adjust accordingly.
2421 (h8sx_single_shift_type): New enum.
2422 (h8sx_single_shift, h8sx_unary_shift_operator,
2423 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2424 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2425 single h8sx instruction. Return false in this case.
2426 * config/h8300/h8300.md (length_table): Add short_immediate.
2427 (length): Pass the operand array to h8300_insn_length_from_table.
2428 (adjust_length): Assume "no" for insns with a length_table attribute.
2429 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2430 (*addhi3_h8300hs): Don't use for h8sx.
2431 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2432 and sub.w #xx:3.
2433 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2434 1's predicate to nonimmediate_operand. Only skip default expansion
2435 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2436 for single h8sx shift instructions.
2437 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2438 * config/h8300/h8300.c (nibble_operand): Split out of...
2439 (reg_or_nibble_operand): ... this.
2440 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2441 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2442 umulhisi3): Introduce expand, and introduce separate insns for
2443 sign- or zero-extended REG and already-extended CONST_INT.
2444 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2445 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2446 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2447 (subhi3): Likewise. Don't accept immediates for operand 1.
2448 Remove the early clobber from second alternative of the h8300s pattern.
2449 (subsi3): Generalize for h8sx. Force operand 2 into a register
2450 on plain h8300 targets.
2451 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2452 (subsi3_h8300h): Generalize for h8sx.
2453 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2454 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2455 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2456 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2457 (TARGET_H8300SXMUL): New.
2458 (CONST_OK_FOR_P): New.
2459 (CONST_OK_FOR_LETTER_P): Adjust.
2460 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2461 umulhisi3): Accept 4-bit immediate on H8SX.
2462 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2463 (udivsi3, divhi3, udivsi3, divsi3): New.
2464 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2465 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2466 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2467 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2468 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2469 Add ADDRESSOF to the bit_operand entry.
2470 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2471 (h8300_src_operand): Likewise.
2472 (bit_operand): Check nonimmediate_operand rather than general_operand.
2473 Accept any nonimmediate_operand in h8sx code.
2474 (h8300_and_costs): Initialize operands[1].
2475 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2476 (h8300_operand_class): New enum.
2477 (h8300_length_table): New typedef.
2478 (addb_length_table, addw_length_table, addl_length_table,
2479 logicl_length_table): New tables.
2480 (logicb_length_table, logicw_length_table): New macros.
2481 (h8300_classify_operand, h8300_length_from_table,
2482 h8300_length_table_for_insn, h8300_unary_length,
2483 h8300_insn_length_from_table): New functions.
2484 (output_plussi): Only use adds and subs for register destinations.
2485 Disable redundant clause.
2486 (compute_plussi_cc): Likewise.
2487 (compute_plussi_length): Likewise. Use h8300_length_from_table
2488 to work out the length of an insn.
2489 (output_logical_op): Only use narrower immediate instructions
2490 if the destination is a register.
2491 (compute_logical_op_cc): Likewise.
2492 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2493 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2494 * config/h8300/h8300.md (length_table): New attribute.
2495 (length): When an instruction has a length_table attribute, use
2496 h8300_insn_length_from_table to calculate its default length.
2497 (cmpqi): Use h8300_dst_operand for the first operand and
2498 h8300_src_operand for the second.
2499 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2500 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2501 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2502 iorsi3, xorhi3, xorsi3): Likewise.
2503 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2504 so that it allows any combination of operands for TARGET_H8300SX.
2505 (iorqi3, xorqi3): Likewise.
2506 (cmpqi): Use the length_table attribute.
2507 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2508 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2509 (cmpqi): Add 'Q' constraint.
2510 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2511 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2512 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2513 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2514 (TARGET_H8300S): True for both -ms and -msx.
2515 (TARGET_H8300SX): New macro.
2516 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2517 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2518 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2519 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2520 [Temporary change.]
2521 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2522 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2523 16-bit pointers and 32-bit ints.
2524 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2525 CONST_DOUBLE with mode no wider than SImode.
2526 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2527 output operand.
2528 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2529 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2530 or SUBREG thereof.
2531 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2532 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2533 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2535 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2537 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2539 2004-07-07 Per Bothner <per@bothner.com>
2541 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2543 2004-07-07 Mike Stump <mrs@apple.com>
2545 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2546 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2547 (machopic_finish): Likewise.
2549 2004-07-07 Richard Henderson <rth@redhat.com>
2551 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2552 through any value-preserving cast.
2554 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2556 * function.c (assign_parm_find_data_types): Call
2557 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2559 2004-07-07 Steven Bosscher <stevenb@suse.de>
2561 * tree-cfg.c (group_case_labels): Remove case labels that have
2562 the same target as the default case.
2564 2004-07-07 Steven Bosscher <stevenb@suse.de>
2566 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2567 regardless of DECL_LANG_SPECIFIC being present or not.
2568 * tree.h (DECL_NUM_STMTS): Purge.
2570 2004-07-07 Andrew Pinski <apinski@apple.com>
2572 * configure: Regenerate with the right autoconf.
2574 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2576 * ifcvt.c (total_bb_rtx_cost): New function.
2577 (find_if_case_1): Compare rtx_cost of basic block to cost of
2578 BRANCH_COST insns.
2579 (find_if_case_2): Same.
2581 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2583 PR target/10567
2584 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2585 (output_return): Likewise.
2586 (output_sibcall): Abort if !flag_delayed_branch.
2587 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2588 (emit_and_preserve): New function.
2589 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2590 indirect jump to the thunked-to function if !flag_delayed_branch.
2591 * config/sparc/sparc.md (delayed_branch): New attribute.
2592 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2593 attribute to compute the length of the insn.
2594 (goto_handler_and_restore): Likewise.
2596 2004-07-07 Andrew Pinski <apinski@apple.com>
2598 PR tree-optimization/15777
2599 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2601 * expr.c (expand_expr_real_1): Fix formating.
2602 BUFFER_REF and IN_EXPR are dead.
2603 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2604 * tree-inline.c (estimate_num_insns_1): Likewise.
2605 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2606 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2607 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2609 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2611 * collect2.c (dump_file): Don't call cplus_demangle if
2612 HAVE_LD_DEMANGLE is defined.
2613 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2614 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2615 if HAVE_LD_DEMANGLE is defined.
2617 * configure.ac (--with-demangler-in-ld): Added
2618 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2619 --with-demangler-in-ld is used.
2620 * config.in: Regenerated.
2621 * configure: Likewise.
2623 2004-07-07 Roger Sayle <roger@eyesopen.com>
2625 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2626 for simple floating point operations "fp", double precision
2627 multiplication "dmul", and single and double precision division
2628 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2629 (ppc630_cost): New table split from ppc620_cost, to distinguish
2630 differences in floating point latencies.
2631 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2632 (rs6000_rtx_costs): Add support for single and double precision
2633 floating point addition, subtraction, multiplication, division,
2634 fused-multiply-add, fused-multiply-sub, negation, absolute value
2635 and negative absolute value. Tweak MEM case to use prefered idiom.
2637 2004-07-07 Richard Henderson <rth@redhat.com>
2639 * tree-flow-inline.h (may_propagate_copy): Move...
2640 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2641 attempt to copy between types requiring conversion.
2642 * tree-flow.h (may_propagate_copy): Update decl.
2643 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2645 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2647 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2648 from -mtune= option.
2650 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2652 * builtins.c: Rename movstr*, except for movstrict*, to
2653 movmem* and clrstr* to clrmem*.
2654 * expr.c: Likewise.
2655 * expr.h: Likewise.
2656 * genopinit.c: Likewise.
2657 * integrate.c: Likewise.
2658 * local-alloc.c: Likewise.
2659 * optabs.c: Likewise.
2660 * optabs.h: Likewise.
2661 * config/alpha/alpha.h: Likewise.
2662 * config/alpha/alpha.md: Likewise.
2663 * config/arm/arm-protos.h: Likewise.
2664 * config/arm/arm.c: Likewise.
2665 * config/arm/arm.md: Likewise.
2666 * config/avr/avr.md: Likewise.
2667 * config/c4x/c4x.c: Likewise.
2668 * config/c4x/c4x.md: Likewise.
2669 * config/frv/frv.md: Likewise.
2670 * config/i386/i386-protos.h: Likewise.
2671 * config/i386/i386.c: Likewise.
2672 * config/i386/i386.h: Likewise.
2673 * config/i386/i386.md: Likewise.
2674 * config/i860/i860.c: Likewise.
2675 * config/i860/i860.md: Likewise.
2676 * config/ip2k/ip2k.md: Likewise.
2677 * config/ip2k/libgcc.S: Likewise.
2678 * config/ip2k/t-ip2k: Likewise.
2679 * config/m32r/m32r.c: Likewise.
2680 * config/m32r/m32r.md: Likewise.
2681 * config/mcore/mcore.md: Likewise.
2682 * config/mips/mips.c: Likewise.
2683 * config/mips/mips.md: Likewise.
2684 * config/ns32k/ns32k.c: Likewise.
2685 * config/ns32k/ns32k.h: Likewise.
2686 * config/ns32k/ns32k.md: Likewise.
2687 * config/pa/pa.c: Likewise.
2688 * config/pa/pa.md: Likewise.
2689 * config/pdp11/pdp11.h: Likewise.
2690 * config/pdp11/pdp11.md: Likewise.
2691 * config/rs6000/rs6000.c: Likewise.
2692 * config/rs6000/rs6000.md: Likewise.
2693 * config/s390/s390-protos.h: Likewise.
2694 * config/s390/s390.c: Likewise.
2695 * config/s390/s390.md: Likewise.
2696 * config/sh/lib1funcs.asm: Likewise.
2697 * config/sh/sh.c: Likewise.
2698 * config/sh/sh.md: Likewise.
2699 * config/sh/t-sh: Likewise.
2700 * config/sparc/sparc.h: Likewise.
2701 * config/vax/vax.md: Likewise.
2702 * config/xtensa/xtensa.c: Likewise.
2703 * config/xtensa/xtensa.md: Likewise.
2704 * doc/invoke.texi: Likewise.
2705 * doc/md.texi: Likewise.
2706 * doc/rtl.texi: Likewise.
2708 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2710 PR target/16407
2711 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2712 * config/mips/mips.c (mips_declare_common_object): New function,
2713 mostly split out from...
2714 (mips_output_aligned_decl_common): ...here.
2715 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2716 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2717 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2718 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2720 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2722 PR c/16392
2723 * function.c (assign_parms): Fix typo from previous change.
2725 2004-07-07 Jason Merrill <jason@redhat.com>
2727 PR c++/15815
2728 * doc/extend.texi (C++ Interface): Correct information and
2729 discourage use.
2731 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2733 PR target/16130
2734 PR target/16142
2735 PR target/16143
2736 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2737 insn.
2739 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2741 PR target/1679.
2742 * config/m32r/m32r.c (m32r_function_symbol): New function:
2743 Generate a symbol name RTX with the correct m32r specific flags
2744 set.
2745 (block_move_call): Use new function to generate correct symbol.
2746 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2747 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2748 function.
2750 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2752 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2753 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2754 TYPE_BINFO_BASETYPE): Remove.
2755 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2756 to ...
2757 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2758 here.
2759 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2760 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2761 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2762 (struct tree_binfo): Rename base_types to base_binfos.
2763 * alias.c (record_component_aliases): Adjust BINFO macros.
2764 * dbxout.c (dbxout_type): Likewise.
2765 * dwarf2out.c (gen_member_die): Likewise.
2766 * sdbout.c (sdbout_one_type): Likewise.
2767 * tree-dump.c (deque_and_dump): Likewise.
2768 * config/i386/i386.c (classify_argument,
2769 contains_128bit_aligned_vector_p): Likewise.
2771 2004-07-07 Nick Clifton <nickc@redhat.com>
2773 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2774 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2776 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2778 * vec.h: Fix the example use.
2780 2004-07-06 Richard Henderson <rth@redhat.com>
2782 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2783 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2784 * tree-inline.c (copy_body_r, setup_one_parameter,
2785 initialize_inlined_parameters, expand_call_inline,
2786 declare_inline_vars): Don't check it.
2787 (expand_calls_inline): Remove old version, rename new version
2788 from gimple_expand_calls_inline.
2789 * tree-optimize.c (execute_gimple): Remove.
2790 (pass_gimple): Don't run anything.
2792 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2794 * doc/sourcebuild.texi: Use semicolons instead of commas in
2795 section title.
2797 2004-07-06 Richard Henderson <rth@redhat.com>
2799 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2800 (sra_walk_modify_expr, scan_init): Likewise.
2801 (generate_element_zero): Check visited before scanning children.
2802 (generate_element_init): Set visited on error.
2803 (scalarize_init): Handle generate_element_init failure similar
2804 to use_block_copy.
2806 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2808 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2809 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2811 2004-07-06 Richard Henderson <rth@redhat.com>
2813 * config/i386/i386.c (legitimize_pic_address): Make static.
2814 (legitimize_address): Handle CONST with TLS operand.
2815 (ix86_expand_move): Don't call legitimize_pic_address directly.
2816 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2818 2004-07-06 Roger Sayle <roger@eyesopen.com>
2820 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2821 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2822 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2823 is currently executed unconditionally, i.e. not in "else_bb".
2825 2004-07-06 Steven Bosscher <stevenb@suse.de>
2827 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2828 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2829 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2830 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2831 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2832 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2833 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2834 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2835 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2836 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2837 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2838 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2839 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2840 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2841 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2842 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2844 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2846 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2847 * expr.c (expand_expr_real_1): Ditto.
2848 * tree-inline.c (estimate_num_insns_1): Ditto.
2849 * tree-pretty-print.c (dump_generic_node): Ditto.
2850 (op_symbol): Ditto.
2851 * tree.def: Ditto.
2853 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2855 * tree-ssa-pre.c (reference_node_pool): New pool.
2856 (find_or_generate_expression): Class 'r' is okay too.
2857 (create_value_expr_from): Ditto.
2858 (add_to_sets): LHS should not include vuses.
2859 (eliminate): Ditto.
2860 (compute_avail): Reverse ordering of tests.
2861 Valuize INDIRECT_REF as well.
2863 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2865 PR rtl-optimization/16380
2866 * loop.c (check_dbra_loop): Sink comparison instructions if they
2867 do something other than set cc0.
2869 2004-07-06 James E Wilson <wilson@specifixinc.com>
2871 * doc/interface.texi (longjmp and automatic variables): Delete
2872 paragraph recommending taking the address of a variable.
2874 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2876 * vec.h (VEC_embedded_alloc): Remove.
2877 (VEC_embedded_size, VEC_embedded_init): New.
2878 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2879 MEM_STAT_INFO.
2880 (VEC_truncate): New.
2881 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2882 (vec_embedded_alloc): Remove.
2883 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2884 (vec_embedded_alloc): Remove.
2886 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2888 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2889 (gt-langhooks.h): Remove.
2891 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2893 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2895 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2897 * config/sparc/sparc.c (get_pc_symbol): Rename into
2898 add_pc_to_pic_symbol.
2899 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2900 (load_pic_register): Account for previous changes.
2901 Use reg_names. Don't create the label twice.
2902 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2903 UNSPEC_LOAD_PCREL_SYM.
2904 (get_pc): Rename into load_pcrel_sym. Add predicate to
2905 operands. Remove condition.
2907 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2909 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2910 RECORD, UNION & QUAL_UNION is actually a binfo.
2912 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2913 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2914 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2915 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2916 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2917 (gen_inheritance_die): Likewise.
2918 * tree-dump.c (deque_and_dump): Likewise.
2919 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2921 2004-07-06 Steven Bosscher <stevenb@suse.de>
2923 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2924 Define.
2925 * config/mcore/mcore.md: Model memory latency with a simple DFA
2926 pipeline description instead of a define_function_unit.
2928 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2930 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2931 * langhooks.h (var_mod_type_p): Likewise.
2932 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2933 * expr.c (count_type_elements): Properly handle return from
2934 array_type_nelts and properly test for overflow.
2935 * gimplify.c (gimplify_init_constructor): Properly handle return
2936 from array_type_nelts.
2937 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2938 * integrate.c (copy_decl_for_inlining): Correct comments.
2939 * tree-inline.c (remap_decl): Update comments, remove dead code,
2940 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2941 (remap_type): Only remap if variably modified by vars in function
2942 being inlined.
2943 (copy_body_r): Use compatible_type langhooks to see when can fold.
2944 (setup_one_parameter): Don't remap type.
2945 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2946 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2947 compute TREE_INVARIANT for decl case.
2948 (find_var_from_fn): New function.
2949 (variably_modified_type_p): Add arg and call new function.
2950 * tree.h (variably_modified_type_p): Add extra arg.
2952 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2954 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2955 (goto_handler_and_restore_v9): Delete disabled insn.
2956 (goto_handler_and_restore_v9_sp64): Likewise.
2958 2004-07-05 Roger Sayle <roger@eyesopen.com>
2960 * calls.c (load_register_parameters): Call expand_shift instead
2961 of expand_binop with ashl_optab (or other shift optab) directly.
2962 * expr.c (emit_group_load, emit_group_store): Likewise.
2963 * function.c (assign_parm_setup_block): Likewise.
2964 * stmt.c (shift_return_value): Likewise.
2966 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2968 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2970 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2972 * doc/sourcebuild.texi: Revert previous patch.
2974 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2976 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2977 TARGET_MEM_FUNCTIONS.
2978 * system.h: Poison TARGET_MEM_FUNCTIONS.
2979 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2980 bcmp_libfunc, bzero_libfunc): Remove.
2981 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2982 bzero_libfunc.
2983 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2984 * doc/standards.texi: Don't mention calling BSD string functions.
2985 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2986 * config/vax/t-memfuncs: New.
2987 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2988 config/memset.c: New.
2989 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2990 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2991 vax/t-memfuncs.
2992 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2993 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2994 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2995 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2996 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2997 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2998 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2999 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3000 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3001 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3003 2004-07-05 Richard Henderson <rth@redhat.com>
3005 * function.c (assign_parm_setup_reg): Properly rename variables in
3006 FUNCTION_ARG_CALLEE_COPIES section.
3008 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3010 * tree-mudflap.c: Include cgraph.h.
3011 (mf_init_extern_trees): Rename to mudflap_init. Export.
3012 Rewrite to create synthetic declarations instead of looking
3013 up declarations from mf-runtime.h.
3014 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3015 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3016 Correct commentary.
3017 (execute_mudflap_function_decls, mudflap_register_call):
3018 Don't call mf_init_extern_trees.
3019 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3021 * tree-mudflap.h: Update prototypes.
3022 * c-mudflap.c: Delete file.
3023 * c-common.c: Include tree-mudflap.h.
3024 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3025 * Makefile.in: Remove all references to c-mudflap.o.
3026 Update dependencies.
3028 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3030 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3031 displacements with the spatial-locality cache-control completer.
3033 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3035 * langhooks.c: Don't include gt-langhooks.h.
3036 (var_labelno): Delete.
3037 (lhd_set_decl_assembler_name): Do not append a distinguishing
3038 number to file-scope internal-linkage declarations for the first
3039 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3040 the declaration itself (if at block scope), or its containing
3041 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3042 number.
3044 * opts.c (cur_in_fname): New global.
3045 * opts.h: Declare it.
3046 * tree.c: Include opts.h.
3047 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3048 DECL_UID equal to cur_in_fname.
3049 (copy_node_stat): Do not change DECL_UID when copying a
3050 TRANSLATION_UNIT_DECL.
3051 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3052 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3054 * c-decl.c (c_static_assembler_name): Delete.
3055 * c-tree.h (c_static_assembler_name): Delete prototype.
3056 * c-lang.c, objc/objc-lang.c: Don't override
3057 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3059 * Makefile.in (tree.o): Update dependencies.
3060 (GTFILES): Remove langhooks.c.
3062 2004-07-05 Roger Sayle <roger@eyesopen.com>
3064 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3065 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3066 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3067 Optimize "X % -Y" as "X % Y" for signed modulus.
3068 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3069 into "((unsigned) X % Y) == 0".
3071 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3073 * sourcebuild.texi (Config Fragments): Use @comma{} in
3074 cross-reference to section title.
3076 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3078 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3079 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3080 (gimplify_target_expr, gimplify_expr): Likewise.
3081 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3082 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3083 whole function.
3084 (gimplify_compound_lval): See if we can strip any useless conversion.
3085 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3086 from RHS, not LHS.
3087 (gimplify_modify_expr_to_memset): Likewise.
3088 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3089 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3090 (declare_inline_vars): Likewise.
3091 (walk_type_fields): New function.
3092 (walk_tree): Use it.
3093 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3095 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3096 (sra_walk_modify_expr): Allow init function to fail.
3097 (scan_init): Now returns bool.
3098 (generate_element_init): If can't understand INIT, return false.
3099 (scalarize_init): Return false if generate_element_init does.
3101 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3102 print bounds.
3104 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3105 bounds if bounds aren't constant.
3107 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3109 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3110 to type hooks; remove bogus PARAMS.
3112 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3114 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3115 * dwarf2out.c (add_data_member_location_attribute): Check for
3116 TREE_BINFO.
3117 * tree.c (tree_node_kinds): Add "binfos".
3118 (binfo_lang_slots): New.
3119 (make_node_stat): Add TREE_BINFO.
3120 (make_tree_binfo_stat): New.
3121 (tree_node_structure): Add TREE_BINFO.
3122 * tree.def (TREE_BINFO): New.
3123 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3124 (RECORD_OR_UNION_CHECK): ... here.
3125 (NOT_RECORD_OR_UNION_CHECK): New.
3126 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3127 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3128 RECORD_OR_UNION_CHECK.
3129 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3130 (TYPE_LANG_SLOT_1): New.
3131 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3132 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3133 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3134 (BINFO_ELTS): Remove.
3135 (BINFO_LANG_SLOT): New.
3136 (struct tree_binfo): New.
3137 (binfo_lang_slots): Declare.
3138 (enum tree_node_structure_enum): Add TS_BINFO.
3139 (union tree_node): Add binfo.
3140 (make_tree_binfo_stat): Declare.
3141 (make_tree_binfo): New.
3142 (enum tree_node_kind): Add binfo_kind.
3144 * objc/objc-act.c (start_class, objc_declare_protocols,
3145 start_protocols): Use TYPE_LANG_SLOT_1.
3146 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3147 to ...
3148 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3149 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3150 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3151 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3153 2004-07-05 Steven Bosscher <stevenb@suse.de>
3155 * rtl.h (struct rtx_def): Remove the integrated flag.
3156 Use the return_val flag for MEM_SCALAR_P.
3157 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3159 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3161 PR target/16357
3162 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3163 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3164 move_by_pieces.
3166 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3168 * var-tracking.c: Fix some comments.
3169 (frame_stack_adjust): New.
3170 (vt_stack_adjustments): Init stack_adjust of entry block to
3171 minus stack adjustment of function prologue.
3172 (adjust_stack_reference): Do not adjust if adjustment == 0.
3173 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3174 (emit_notes_in_bb): Likewise.
3175 (vt_add_function_parameters): Do not adjust locations of
3176 function arguments.
3177 (vt_initialize): Compute the stack adjustment of function
3178 prologue and offset the initial "location" of frame_base_decl
3179 from the stack pointer after prologue.
3181 2004-07-04 Richard Henderson <rth@redhat.com>
3183 * function.c (struct assign_parm_data_all): New.
3184 (struct assign_parm_data_one): New.
3185 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3186 assign_parm_find_data_types, assign_parms_setup_varargs,
3187 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3188 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3189 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3190 assign_parm_setup_block, assign_parm_setup_reg,
3191 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3192 (assign_parms): ... here.
3194 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3196 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3197 now are bitmap_set_t's.
3198 (bitmap_insert_into_set): No point in inserting the value if
3199 it's invariant.
3200 (bitmap_set_contains): New function.
3201 (bitmap_set_replace_value): Add comment on why we do it
3202 this way.
3203 (set_contains): Removed.
3204 (bitmap_set_subtract_from_value_set): New name of
3205 set_subtract now that it's arguments are two different
3206 types of sets.
3207 Update callers.
3208 (bitmap_find_leader): Change algorithm used.
3209 (find_or_generate_expression): Update use of functions for new
3210 bitmap sets.
3211 (create_expression_by_pieces): Ditto.
3212 (insert_aux): Ditto.
3213 (insert): Ditto.
3214 (add_to_sets): Ditto.
3215 (init_pre): Ditto.
3216 (execute_pre): Ditto.
3217 (compute_avail): Ditto.
3218 Also ignore virtual phis.
3220 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3222 * combine.c (simplify_comparison): Fix comment typo.
3224 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3226 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3227 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3228 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3229 (output_restore): Change parameter from 'insn' to 'pat'.
3230 (output_return): Adjust call to output_restore.
3231 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3232 Adjust call to output_restore.
3234 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3236 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3237 and assert system is bsd.
3239 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3241 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3242 (TARGET_SWITCHES): Remove -mdebugc.
3243 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3244 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3245 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3246 (sle_[sd]i_reg): Delete.
3248 2004-07-04 Steven Bosscher <stevenb@suse.de>
3250 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3251 Define.
3252 * config/iq2000/iq2000.md: Translate old pipeline description to an
3253 equivalent new one.
3255 2004-07-04 Roger Sayle <roger@eyesopen.com>
3257 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3258 Ensure the replacement rhs is valid gimple before performing
3259 the substitution. Return false if these sanity checks fail.
3260 (fold_stmt): Only set changed to true, if set_rhs returns true.
3261 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3262 succeeds.
3264 2004-07-04 Richard Henderson <rth@redhat.com>
3266 PR c/16348
3267 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3269 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3271 * configure.ac (ranlib_flags): New variable.
3272 * Makefile.in (RANLIB_FLAGS): New variable.
3273 (libbackend.a): Use it.
3274 * configure: Regenerated.
3276 2004-07-04 Roger Sayle <roger@eyesopen.com>
3278 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3279 a "sign mask" instead of using ashr_optab directly.
3281 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3283 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3284 * doc/cppopts.texi: Clarify processing of command-line defines.
3286 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3288 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3290 2004-07-04 Richard Henderson <rth@redhat.com>
3292 * rtl.def (ADDRESSOF): Remove.
3293 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3294 (find_base_term, memrefs_conflict_p): Likewise.
3295 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3296 (fold_rtx, cse_insn, set_live_p): Likewise.
3297 * dwarf2out.c (mem_loc_descriptor): Likewise.
3298 (add_location_or_const_value_attribute): Likewise.
3299 * emit-rtl.c (copy_insn_1): Likewise.
3300 * explow.c (memory_address): Likewise.
3301 * expmed.c (store_split_bit_field): Likewise.
3302 * expr.c (expand_expr_real_1): Likewise.
3303 * function.c (instantiate_decl
3304 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3305 * genrecog.c (preds, validate_pattern): Likewise.
3306 * integrate.c (copy_rtx_and_substitute): Likewise.
3307 * recog.c (general_operand, register_operand): Likewise.
3308 (memory_address_p): Likwise.
3309 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3310 * rtl.c (copy_rtx): Likewise.
3311 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3312 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3313 * rtlhooks.c (gen_lowpart_general): Likewise.
3314 * stmt.c (expand_asm_operands): Likewise.
3315 * web.c (entry_register, replace_ref, web_main): Likewise.
3316 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3317 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3318 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3319 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3320 * config/frv/frv.c (move_destination_operand, move_source_operand,
3321 condexec_dest_operand, condexec_source_operand,
3322 condexec_memory_operand): Likewise.
3323 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3324 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3325 (destination_xfmode_operand): Likewise.
3326 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3327 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3328 * config/s390/s390.c (general_s_operand): Likewise.
3329 * config/s390/s390.md (mov*): Likewise.
3330 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3332 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3333 * expr.c (expand_expr_real_1): Likewise.
3334 * stmt.c (expand_decl): Likewise.
3335 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3337 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3338 postponed_insns, put_var_into_stack, put_reg_into_stack,
3339 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3340 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3341 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3342 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3343 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3344 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3345 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3346 struct insns_for_mem_walk_info, insns_for_mem_walk,
3347 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3348 setjmp_protect_args): Remove.
3349 (push_function_context_to): Don't handle var_refs_queue.
3350 (pop_function_context_from, free_after_compilation): Likewise.
3351 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3352 (assign_parms, allocate_struct_function): Likewise.
3353 (use_register_for_decl): New.
3354 (expand_function_end): Don't setjmp_protect.
3355 * function.h (struct emit_status): Update commentary.
3356 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3357 (max_parm_reg, parm_reg_stack_loc): Remove.
3358 * passes.c (DFI_addressof): Remove.
3359 (dump_file_info): Remove addressof.
3360 (rest_of_handle_addressof): Remove.
3361 (rest_of_compilation): Don't call it.
3362 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3363 * stmt.c (expand_decl): Use use_register_for_decl.
3364 * tree.h: Update decls.
3365 * web.c (mark_addressof): Remove.
3366 * doc/invoke.texi (-dF): Remove.
3368 2004-07-03 Richard Henderson <rth@redhat.com>
3370 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3371 instead of gen_mem_addressof.
3372 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3373 TImode output register.
3375 2004-07-03 Richard Henderson <rth@redhat.com>
3377 PR tree-optimization/16341
3378 * tree-sra.c (sra_walk_function): Increment to next stmt before
3379 processing the current stmt.
3380 (sra_insert_after): Always use BSI_SAME_STMT.
3382 2004-07-03 Richard Henderson <rth@redhat.com>
3384 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3385 fp plus with minus.
3387 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3389 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3390 with tree_int_cst_equal.
3392 2004-07-03 Andreas Schwab <schwab@suse.de>
3394 * config/ia64/ia64.md: Define new attribute "empty".
3395 (prologue_use, nop_x, insn_group_barrier): Set it.
3397 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3398 skip over "empty" insns.
3400 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3402 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3403 context to gimplify_body.
3404 (walk_tree): Don't walk into types twice.
3405 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3407 * tree-sra.c (generate_element_init): Remove any useless conversions.
3409 * gimplify.c (gimplify_conversion): Remove stripping useless
3410 conversions from here.
3411 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3412 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3413 Unshare before substituting PLACEHOLDER_EXPR.
3414 (gimplify_modify_expr_to_memset): Likewise.
3415 Pass address of TO to memset, not TO itself.
3416 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3417 time we make an expression (to match a PLACEHOLDER_EXPR).
3419 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3420 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3421 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3422 * tree-ssa-dom.c (local_fold): Likewise.
3424 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3425 * langhooks.h (strct lang_hooks): New field type_max_size.
3426 * function.c (assign_temp): Call it.
3428 2004-07-03 Steven Bosscher <stevenb@suse.de>
3430 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3431 * config/sh/sh.md: Convert the SH1 pipeline description to
3432 a DFA model.
3434 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3436 * c-decl.c (struct c_binding): Remove contour field; add
3437 depth, invisible, nested fields.
3438 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3439 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3440 (bind): Add invisible and nested arguments. Initialize
3441 new fields of struct c_binding; adjust loop scanning for
3442 insertion point.
3443 (free_binding_and_advance): Clear structure with memset.
3444 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3445 in file scope, even if it's in external scope too.
3446 (pushdecl): Adjust to match. Create invisible file-scope
3447 declarations for block-scope forward declarations of static functions.
3448 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3449 (undeclared_variable, lookup_label, declare_label, define_label)
3450 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3451 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3452 (store_parm_decls_oldstyle): Adjust to match.
3453 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3454 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3456 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3457 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3459 2004-07-02 Richard Henderson <rth@redhat.com>
3461 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3462 around variable_size.
3463 (set_decl_nonlocal): Remove.
3464 (store_parm_decls): Add stmts for pending sizes.
3465 * calls.c (calls_function, calls_function_1): Remove.
3466 (precompute_arguments): Don't call it.
3467 * cfgexpand.c (set_save_expr_context): Remove.
3468 (tree_expand_cfg): Don't call it.
3469 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3470 (dwarf2out_finish): Likewise.
3471 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3472 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3473 (safe_from_p): Don't queue SAVE_EXPRs.
3474 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3475 or build plain VAR_DECLs.
3476 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3477 (fold): Likewise.
3478 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3479 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3480 (put_var_into_stack): Don't handle SAVE_EXPR.
3481 (gen_mem_addressof): Likewise.
3482 * function.h (struct function): Remove x_save_expr_regs.
3483 (save_expr_regs): Remove.
3484 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3485 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3486 * stor-layout.c (variable_size): Don't set it.
3487 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3488 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3489 all callers. Don't set SAVE_EXPR_CONTEXT.
3490 * tree-inline.h (remap_save_expr): Update decl.
3491 * tree.c (save_expr): Update build size.
3492 (first_rtl_op): Don't handle SAVE_EXPR.
3493 (unsave_expr_1, contains_placeholder_p): Likewise.
3494 (decl_function_context): Likewise.
3495 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3496 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3497 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3499 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3501 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3502 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3503 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3504 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3505 some first-person references and patronizing comments. Based on
3506 printed manual.
3507 * doc/invoke.texi: Don't reference fortran@gnu.org.
3508 * doc/trouble.texi (Warning when a non-void function value is
3509 ignored): Rewrite. From Russ Allbery and Chris Devers.
3511 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3513 * tree-ssa-pre.c (bitmap_set_t): New.
3514 (bb_value_sets): avail_out is now a bitmap_set_t.
3515 (bitmap_find_leader): New function.
3516 (bitmap_value_insert_into_set): Ditto.
3517 (bitmap_set_copy): Ditto.
3518 (bitmap_value_replace_in_set): Ditto.
3519 (bitmap_set_contains_value): Ditto.
3520 (bitmap_set_new): Ditto.
3521 (bitmap_set_pool): New pool.
3522 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3523 (insert_aux): Ditto.
3524 (add_to_sets): Ditto.
3525 (compute_avail): Ditto
3526 (eliminate): Ditto.
3527 (init_pre): Ditto.
3528 (fini_pre): Ditto.
3529 (execute_pre): Ditto.
3531 2004-07-02 Roger Sayle <roger@eyesopen.com>
3533 * config/rs6000/rs6000.c (struct processor_costs): New structure
3534 used to hold instruction latencies/sizes for processor types.
3535 (rs6000_cost): New global variable pointing to current CPU's costs.
3536 (rs6000_override_options): Initialize rs6000_cost to point to the
3537 appropriate cost table based upon rs6000_cpu and optimize_size.
3538 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3539 timings inline.
3541 2004-07-02 Richard Henderson <rth@redhat.com>
3543 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3545 2004-07-02 Steven Bosscher <stevenb@suse.de>
3547 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3549 2004-07-01 Richard Henderson <rth@redhat.com>
3551 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3552 (alpha_gp_save_rtx): Use assign_stack_local instead of
3553 gen_mem_addressof.
3555 2004-07-01 Richard Henderson <rth@redhat.com>
3557 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3558 (alpha_rtx_cost_data): Update to match.
3559 (alpha_rtx_cost_size): New.
3560 (alpha_rtx_costs): Honor optimize_size.
3562 2004-07-01 Richard Henderson <rth@redhat.com>
3564 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3565 * cfgexpand.c (tree_expand_cfg): Do it here.
3566 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3567 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3568 * config/mips/mips.c (mips_output_mi_thunk): And here.
3569 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3570 * config/sh/sh.c (sh_output_mi_thunk): And here.
3571 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3573 2004-07-01 Richard Henderson <rth@redhat.com>
3575 * tree.def (RTL_EXPR): Remove.
3576 * c-typeck.c (lvalue_p): Don't handle it.
3577 * expr.c (safe_from_p): Likewise.
3578 (expand_expr_real_1): Likewise.
3579 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3580 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3581 * gengtype.c (adjust_field_tree_exp): Likewise.
3582 * stmt.c (warn_if_unused_value): Likewise.
3583 * tree-gimple.c (recalculate_side_effects): Likewise.
3584 * tree-pretty-print.c (dump_generic_node): Likewise.
3585 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3586 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3587 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3589 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3590 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3591 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3592 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3593 all the bits that tracked last_expr.
3594 (expand_end_bindings): Don't track last_expr.
3595 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3596 (clear_last_expr): Remove.
3597 (expand_asm): Don't call it.
3598 (expand_asm_operands, expand_end_cond): Likewise.
3599 (expand_naked_return, expand_null_return_1): Likewise.
3600 * c-typeck.c (c_begin_compound_stmt): Likewise.
3601 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3602 * expr.c (expand_expr_real_1): Likewise.
3603 * tree.h: Update prototypes.
3605 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3606 (struct emit_status): Remove sequence_rtl_expr.
3607 (struct function): Remove x_rtl_expr_chain.
3608 (seq_rtl_expr, rtl_expr_chain): Remove.
3609 * function.c (struct temp_slot): Remove rtl_expr.
3610 (assign_stack_temp_for_type): Don't set it.
3611 (free_temp_slots, pop_temp_slots): Don't check it.
3612 (free_after_compilation): Don't clear x_rtl_expr_chain.
3613 (fixup_var_refs): Don't search it.
3614 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3615 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3616 or seq_rtl_expr.
3617 (push_topmost_sequence): Likewise.
3618 (end_sequence, init_emit): Likewise.
3619 (start_sequence_for_rtl_expr): Remove.
3620 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3621 * rtl.h (preserve_rtl_expr_result): Remove.
3623 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3625 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3626 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3627 typos.
3629 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3631 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3632 (STANDARD_STARTFILE_PREFIX_2): Define.
3633 (standard_startfile_prefix_1): Initialize to
3634 STANDARD_STARTFILE_PREFIX_1.
3635 (standard_startfile_prefix_2): Initialize to
3636 STANDARD_STARTFILE_PREFIX_2.
3637 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3638 (STANDARD_STARTFILE_PREFIX_1): Define.
3639 (STANDARD_STARTFILE_PREFIX_2): Define.
3640 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3641 (STANDARD_STARTFILE_PREFIX_2): Document.
3643 2004-07-01 Richard Henderson <rth@redhat.com>
3645 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3646 in order to disable scalarization. Instead set a flag and wait
3647 for a candidate decl.
3649 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3651 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3652 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3653 Use terminology "testsuite" and "enumerated".
3655 2004-07-01 Richard Henderson <rth@redhat.com>
3657 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3658 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3659 (initial_return_save): Likewise.
3660 (flush_queued_reg_saves): Remap register numbers.
3661 (dwarf2out_return_reg): Likewise.
3663 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3665 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3667 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3668 access functions for lower bound and element size and only output
3669 if lower bound nonzero or element size not same as that of type.
3670 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3672 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3674 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3676 2004-07-01 Per Bothner <per@bothner.com>
3678 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3680 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3682 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3683 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3684 first operand. Don't optimize if the bitfield is volatile.
3686 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3688 * c-pretty-print.c (pp_c_postfix_expression): Handle
3689 floating-point comparison operators.
3690 (pp_c_expression): Pass floating-point comparison
3691 operators to pp_c_postfix_expression.
3693 2004-07-01 Roger Sayle <roger@eyesopen.com>
3695 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3696 rtx_cost instead of "had_mult" to determine whether the transformed
3697 expression is cheaper than the original.
3699 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3701 * alias.c (get_alias_set, canon_rtx, get_addr,
3702 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3703 Use MEM_P.
3704 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3705 expand_builtin): Likewise.
3706 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3707 Likewise.
3708 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3709 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3710 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3711 record_dead_and_set_regs_1, get_last_value_validate,
3712 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3713 * cse.c (check_dependence, canon_hash, equiv_constant,
3714 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3715 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3716 count_reg_usage): Likewise.
3717 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3718 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3719 cselib_record_sets): Likewise.
3720 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3721 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3722 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3723 * df.c (df_uses_record): Likewise.
3724 * dojump (do_jump): Likewise.
3725 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3726 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3727 decl_start_label): Likewise.
3728 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3729 operand_subword, change_address_1, make_safe_from): Likewise.
3730 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3731 stabilize, force_not_mem): Likewise.
3732 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3733 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3734 * expr.c (convert_move, convert_modes, emit_block_move,
3735 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3736 emit_move_insn_1, expand_assignment, store_expr,
3737 store_constructor_field, store_constructor, store_field,
3738 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3739 Likewise.
3740 * final.c (cleanup_subreg_operands, alter_subreg,
3741 get_mem_expr_from_op): Likewise.
3742 * flow.c (notice_stack_pointer_modification_1,
3743 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3744 Likewise.
3745 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3746 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3747 optimize_bit_field, flush_addressof, purge_addressof_1,
3748 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3749 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3750 keep_stack_depressed): Likewise.
3751 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3752 noce_process_if_block, find_memory): Likewise.
3753 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3754 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3755 update_equiv_regs): Likewise.
3756 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3757 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3758 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3759 * passes.c (rest_of_handle_final): Likewise.
3760 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3761 move2add_note_store): Likewise.
3762 * ra-build.c (detect_remat_webs): Likewise.
3763 * ra-debug.c (dump_static_insn_cost): Likewise.
3764 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3765 * recog.c (validate_change, apply_change_group, cancel_changes,
3766 validate_replace_rtx_1, general_operand, register_operand,
3767 nonmemory_operand, push_operand, pop_operand, memory_operand,
3768 indirect_operand, asm_operand_ok, offsettable_memref_p,
3769 offsettable_nonstrict_memref_p, constrain_operands,
3770 store_data_bypass_p): Likewise.
3771 * reg-stack.c (subst_stack_regs_pat): Likewise.
3772 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3773 copy_cost, reg_scan_mark_refs): Likewise.
3774 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3775 combine_stack_adjustments_for_block): Likewise.
3776 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3777 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3778 find_reloads, find_reloads_address, find_reloads_address_1,
3779 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3780 find_equiv_reg): Likewise.
3781 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3782 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3783 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3784 delete_address_reloads): Likewise.
3785 * resource.c (mark_referenced_resources): Likewise.
3786 * rtlanal.c (get_jump_table_offset, count_occurrences,
3787 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3788 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3789 num_sign_bit_copies1): Likewise.
3790 * rtlhooks.c (gen_lowpart_general): Likewise.
3791 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3792 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3793 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3794 sdbout_global_decl): Likewise.
3795 * simplify-rtx.c (simplify_subreg): Likewise.
3796 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3797 expand_anon_union_decl, expand_end_case_type): Likewise.
3798 * unroll.c (calculate_giv_inc): Likewise.
3799 * var-tracking.c (stack_adjust_offset_pre_post,
3800 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3801 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3802 vt_add_function_parameters): Likewise.
3803 * varasm.c (make_var_volatile, notice_global_symbol,
3804 assemble_external, decode_addr_const, mark_weak,
3805 default_encode_section_info): Likewise.
3807 2004-07-01 Steven Bosscher <stevenb@suse.de>
3809 * stmt.c (check_seenlabel): Remove.
3810 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3812 2004-07-01 Richard Henderson <rth@redhat.com>
3814 * function.h (struct function): Remove x_function_call_count.
3815 (function_call_count): Remove.
3816 * calls.c (expand_call): Don't set it.
3817 * integrate.c (copy_rtx_and_substitute): Likewise.
3819 * function.h (struct function): Remove x_cleanup_label.
3820 (cleanup_label): Remove.
3821 * stmt.c (expand_value_return): Don't use it.
3822 * function.c (free_after_compilation): Don't set it.
3823 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3824 * cfgexpand.c (tree_expand_cfg): Update call.
3825 * tree.h (expand_function_start): Update decl.
3827 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3829 PR c/1027
3830 * c-lang.c (c_initialize_diagnostics): Move from here ...
3831 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3832 (c_tree_printer): Use pretty-printer to format %T.
3833 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3834 before '*' if not C++.
3835 (pp_c_direct_abstract_declarator): Don't try to print array upper
3836 bound for flexible array members.
3837 * c-tree.h: Include "diagnostic.h".
3838 (c_initialize_diagnostics): Declare.
3839 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3840 * c-format.c (format_type_warning): New function. Improve
3841 diagnostics for incorrect format argument types.
3842 (check_format_types): Use it. Add two parameters. Use the
3843 TYPE_MAIN_VARIANT of wanted_type.
3844 (check_format_info_main): Pass new parameters to
3845 check_format_types.
3846 (struct format_wanted_type): Update comment.
3848 2004-07-01 Nick Clifton <nickc@redhat.com>
3850 * target.h (struct gcc_target): Add new field to struct cxx:
3851 import_export_class.
3852 * target-def.h (TARGET_CXX): Initialise the new field.
3853 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3854 the new field.
3855 * doc/tm.texi: Document the new target hook.
3857 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3859 * builtins.c (fold_builtin_classify): Fix typo.
3861 2004-07-01 Richard Henderson <rth@redhat.com>
3863 * function.c (identify_blocks, identify_blocks_1): Remove.
3864 * function.h (identify_blocks): Remove.
3865 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3867 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3869 * builtins.c (fold_builtin_classify): New.
3870 (fold_builtin_unordered_cmp): Fix commentary.
3871 (fold_builtin): Use it.
3872 * builtins.def: Define builtins for isnan,
3873 isnanf, isnanl, finite, finitef, finitel,
3874 isinf, isinff, isinfl.
3876 2004-07-01 Richard Henderson <rth@redhat.com>
3878 * function.h (struct function): Remove dont_emit_block_notes.
3879 * gimple-low.c (lower_function_body): Don't set it.
3880 * cfgexpand.c (expand_block): Don't check it.
3881 * cfglayout.c (insn_locators_initialize): Likewise.
3882 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3883 * passes.c (rest_of_compilation): Likewise.
3884 * stmt.c (expand_start_bindings_and_block): Likewise.
3885 (expand_end_bindings): Likewise.
3887 2004-07-01 Richard Henderson <rth@redhat.com>
3889 * cgraph.h (cgraph_build_static_cdtor): Declare.
3890 * cgraphunit.c (cgraph_build_static_cdtor): New.
3891 * c-objc-common.c (build_cdtor): Use it.
3892 * coverage.c (create_coverage): Likewise.
3893 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3894 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3896 See ChangeLog.11 for earlier changes.