| blob | de2cbff6bffefd21be78708b36c8965ebe8e53b8 |
1 2004-07-17 Steven Bosscher <stevenb@suse.de>
3 * final.c (final_scan_insn): Fix broken commit from previous
4 patch.
6 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
8 * c-typeck.c (parser_build_binary_op): Condition warnings for
9 X<=Y<=Z on -Wparentheses instead of -Wextra.
10 * doc/invoke.texi: Update. Document that most of -Wparentheses is
11 supported for C only.
13 2004-07-17 Steven Bosscher <stevenb@suse.de>
15 * cfgcleanup.c (try_simplify_condjump): Don't remove line
16 notes to avoid unreachable code warnings.
17 * toplev.c (backend_init): Don't emit line notes for
18 unreachable code warnings.
20 * combine.c (distribute_notes): Don't distribute a
21 REG_VTABLE_REF note.
22 * final.c (final_scan_insn): Don't handle it.
23 * rtl.c (reg_note_name): Remove it.
24 * rtl.h (enum reg_node): Dito.
26 * emit-rtl.c (force_line_numbers, restore_line_number_status):
27 Remove.
28 * rtl.h (force_line_numbers, restore_line_number_status):
29 Remove prototypes.
31 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
32 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
33 (using_eh_for_cleanups): Also moved here.
35 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
36 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
37 to expand_start_case and add_case_node.
38 * stmt.c (struct nesting): Cleanup unused fields condition_code,
39 last_unconditional_cleanup, nominal_type, printname, and
40 line_number_status.
41 (struct fixup_goto): Remove.
42 (struct stmt_status): Remove x_goto_fixup_chain field.
43 (goto_fixup_chain): Remove.
44 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
45 pushcase, pushcase_range): Remove.
46 (expand_start_bindings_and_block): Don't set unused fields in
47 the nesting stack.
48 (expand_start_case, add_case_node): Cleanup unused formal arguments.
49 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
50 instead of emit_jump_if_reachable.
51 (emit_case_nodes): Likewise.
52 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
53 static.
54 (update_eh_label): Work around left-over exception handing regions.
55 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
56 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
57 (pass_cleanup_cfg_post_optimizing): New pass.
58 (init_tree_optimization_passes): Run the new pass after all
59 optimizations.
60 * tree.h (pushcase, pushcase_range): Remove prototypes.
61 (expand_start_case, add_case_node): Update prototypes.
63 2004-07-16 Krister Walfridsson <cato@df.lth.se>
65 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
67 2004-07-16 Richard Henderson <rth@redhat.com>
69 * builtins.c (std_expand_builtin_va_arg): Remove.
70 (expand_builtin_va_arg): Remove.
71 * expr.h: Don't declare them.
72 * gimplify.c (mark_decls_volatile_r): Remove.
73 (copy_if_shared_r): Don't call it.
74 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
75 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
76 * gimple-low.c (lower_stmt): Likewise.
77 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
78 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
79 * tree-ssa-operands.c (get_expr_operands): Likewise.
80 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
81 EXPAND_BUILTIN_VA_ARG.
82 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
83 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
84 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
85 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
87 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
89 * tree-ssa-pre.c (insert_aux): Break out if we hit
90 a critical edge.
92 2004-07-16 Richard Henderson <rth@redhat.com>
94 * basic-block.h (remove_fake_exit_edges): Declare.
95 * cfganal.c (remove_fake_predecessors): Rename from
96 remove_fake_successors; iterate over predecessors.
97 (remove_fake_exit_edges): New.
98 * cfgcleanup.c (try_optimize_cfg): Use it.
99 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
100 * predict.c (estimate_probability): Likewise.
101 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
102 * tree-cfg.c (make_edges): Likewise.
103 * tree-ssa-pre.c (fini_pre): Likewise.
104 * profile.c (instrument_edges): Don't remove_fake_edges.
105 (branch_prob): Do it earlier here.
107 2004-07-16 Richard Henderson <rth@redhat.com>
109 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
110 switchification wrt CONSTRUCTOR. Document the reason.
112 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
114 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
115 that prevented descriptive __mf_check source location strings.
117 2004-07-16 Richard Henderson <rth@redhat.com>
119 * tree-def (WITH_SIZE_EXPR): New.
120 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
121 * expr.c (expand_expr_real_1): Likewise.
122 * gimplify.c (maybe_with_size_expr): New.
123 (gimplify_arg, gimplify_modify_expr): Use it.
124 (gimplify_modify_expr_to_memcpy): Take size parameter.
125 (gimplify_modify_expr_to_memset): Likewise.
126 (gimplify_expr): Handle WITH_SIZE_EXPR.
127 * tree-alias-common.c (find_func_aliases): Likewise.
128 * tree-eh.c (tree_could_trap_p): Likewise.
129 (tree_could_throw_p): Likewise.
130 * tree-gimple.c (is_gimple_lvalue): Likewise.
131 (get_call_expr_in): Likewise.
132 * tree-inline.c (estimate_num_insns_1): Likewise.
133 (expand_calls_inline): Likewise.
134 * tree-nested.c (convert_call_expr): Likewise.
135 * tree-pretty-print.c (dump_generic_node): Likewise.
136 * tree-sra.c (sra_walk_expr): Likewise.
137 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
138 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
139 * tree-ssa-operands.c (get_expr_operands): Likewise.
140 * tree-tailcall.c (find_tail_calls): Likewise.
142 * calls.c (expand_call): Reset old_stack_allocated after
143 calling emit_stack_restore.
145 2004-07-16 Richard Henderson <rth@redhat.com>
147 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
148 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
149 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
150 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
151 copy_res_decl_for_inlining.
153 * tree-inline.c (declare_return_variable): New modify_dest argument.
154 Use it as the return value, when possible or manditory. Handle
155 TREE_ADDRESSABLE types.
156 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
157 replacement of CALL_EXPR.
159 2004-07-16 Richard Henderson <rth@redhat.com>
161 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
162 * gimple-low.c (expand_var_p): Don't check it.
163 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
164 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
165 * tree-ssa-operands.c (add_stmt_operand): Likewise.
166 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
167 (find_referenced_vars): Don't call them.
168 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
170 2004-07-16 Richard Henderson <rth@redhat.com>
172 * function.c (pass_by_reference): True for all variable sized types.
174 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
176 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
177 * tree-pretty-print.c: Include tree-chrec.h.
178 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
179 and POLYNOMIAL_CHREC nodes.
181 2004-07-16 Steve Ellcey <sje@cup.hp.com>
183 * builtins.c (expand_builtin_stpcpy): Do not create temporary
184 reg with VOIDmode.
186 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
188 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
190 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
192 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
193 to BASE_REGNUM.
194 * config/s390/s390.c: Likewise.
195 * config/s390/s390.h: Likewise.
197 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
199 * config/mips/mips.md (addsi3, adddi3): Remove special handling
200 of $sp adds. Remove REGNO checks from mips16 patterns.
202 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
204 * config/mips/mips.md: Delete outdated comment.
206 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
208 * config/mips/mips.c (get_float_compare_codes): Delete.
209 (mips_emit_compare): New function, mostly extracted from
210 get_float_compare_codes and gen_conditional_branch.
211 (gen_conditional_branch, gen_conditional_move): Use it.
213 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
215 * genautomata.c (add_vect): Speedup by using integers as
216 bit-vectors for walking through the comb_vect and finding
217 a match.
219 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
221 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
222 operand is an uns_arith_operand; use subtraction otherwise.
223 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
224 not just arith_operands.
226 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
228 * config/mips/mips-protos.h (gen_int_relational): Delete.
229 (mips_emit_scc): Declare.
230 * config/mips/mips.c (internal_test): Delete.
231 (sle_operand, sleu_operand): New functions.
232 (map_test_to_internal_test, gen_int_relational): Delete.
233 (mips_emit_binary, mips_relational_operand_ok_p)
234 (mips_emit_int_relational, mips_zero_if_equal)
235 (mips_emit_scc): New functions.
236 (gen_conditional_branch): Rework to use mips_emit_int_relational.
237 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
238 sleu_operand.
239 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
240 (sltu, sleu): Use mips_emit_scc.
241 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
242 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
243 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
245 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
247 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
249 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
251 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
252 (*sne_[sd]i): Likewise sne_[sd]i_zero.
253 (*sgt_[sd]i): ...and sgt_[sd]i.
254 (*slt_[sd]i): ...and slt_[sd]i.
255 (*sgtu_[sd]i): ...and sgtu_[sd]i.
256 (*sltu_[sd]i): ...and sltu_[sd]i.
257 (*sleu_[sd]i): ...and sleu_[sd]i_const.
258 Name previously unnamed mips16 patterns. Formatting fixes.
260 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
262 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
263 (branch_type): Delete.
264 (gen_conditional_branch, gen_conditional_move)
265 (mips_gen_conditional_trap): Update after name change. Get the
266 comparison mode from cmp_operands[0].
267 * config/mips/mips.h (cmp_type, branch_type): Delete.
268 (cmp_operands): Renamed from branch_cmp.
269 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
270 name change. Don't set branch_type.
271 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
272 mode class of cmp_operands[0] rather than branch_type. Update after
273 name change.
275 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
277 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
278 of 0...255 to 0 when inside a SET.
280 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
282 * config/mips/mips.md: Remove mips16 define_peepholes.
284 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
286 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
287 (fini_pre): Remove fake edges.
289 2004-07-15 Richard Henderson <rth@redhat.com>
291 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
292 (get_indirect_ref_operands, get_call_expr_operands): ... these.
294 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
296 * vec.h (VEC_address): New function.
298 2004-07-14 Jason Merrill <jason@redhat.com>
300 PR middle-end/15885
301 * gimplify.c (gimplify_arg): New fn, split out from...
302 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
304 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
306 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
307 generate code which is generated by pushqi1 now
308 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
310 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
312 * combine.c (simplify_set): match the mode of the constant 0 with
313 the tested operand to match the compare behaviour and the
314 simplify_relational_operation() expectation.
316 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
318 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
319 ("bordered"): Same.
321 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
323 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
324 unconditionally.
325 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
327 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
329 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
330 calls in mips16 code.
332 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
334 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
335 the destination of the li as well as for the neg.
337 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
339 g++/15861
340 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
341 * cgraph.h: Update declaration.
342 * c-decl.c (build_cdtor): Update call with default priority.
343 * coverage.c (create_coverage): Ditto.
344 * tree-mudflap.c (mf_init_fndecl): New tree.
345 (mudflap_init): Set it.
346 (mudflap_register_call): Arrange to call __mf_init before the first
347 __mf_register call.
348 (mudflap_finish_file): Mark the mudflap static initializer as extra
349 high priority, to beat all C++ static constructors.
351 2004-07-15 Jeff Law <law@redhat.com>
353 * loop.c (check_insn_for_givs): Restore check for code labels that was
354 accidentally deleted by a recent checkin.
356 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
358 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
359 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
361 2004-07-14 Richard Henderson <rth@redhat.com>
363 * print-tree.c (print_node): Fix casts last change.
365 2004-07-15 Paul Brook <paul@codesourcery.com>
367 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
368 to TARGET_UNWIND_INFO.
369 * except.c (output_function_exception_table): Ditto.
370 * except.h: Ditto.
371 * opts.c (decode_options): Ditto.
372 * passes.c (rest_of_handle_final): Ditto.
373 * final.c (final_start_function): Ditto.
374 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
375 target hook.
376 * targhooks.h (default_unwind_emit): Declare.
377 * targhooks.c (default_unwind_emit): New function.
378 * target-def.h: Define and use TARGET_UNWIND_EMIT.
379 * target.h (struct gcc_target): Add unwind_emit.
380 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
381 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
382 Remove IA64_UNWIND_EMIT.
383 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
385 2004-07-14 Richard Henderson <rth@redhat.com>
387 * print-tree.c (print_node): Handle SSA_NAME.
389 2004-07-14 James E Wilson <wilson@specifixinc.com>
391 PR target/16325
392 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
393 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
395 2004-07-15 Jakub Jelinek <jakub@redhat.com>
397 * expr.c (expand_assignment): Reenable bitfield += optimizations.
398 Use alias set 0 for memory, do proper mode calculations and adjust
399 address for memories.
401 2004-07-14 Per Bothner <per@bothner.com>
403 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
404 structure with extra column field.
405 * tree.c (expand_location): Also fill in column field.
406 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
407 gets confused by the two conditionally-compiled definitions.
409 2004-07-14 Eric Christopher <echristo@redhat.com>
411 * calls.c (expand_call): Fix typo in comment.
413 2004-07-14 Steve Ellcey <sje@cup.hp.com>
415 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
416 comparision of TFmode.
418 2004-07-14 Richard Henderson <rth@redhat.com>
420 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
421 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
422 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
423 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
424 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
425 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
426 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
427 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
428 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
430 2004-07-14 Mike Stump <mrs@apple.com>
432 * config/darwin.h (WINT_TYPE): Define to be int to match
433 system header files.
435 2004-07-14 Bob Wilson <bob.wilson@acm.org>
437 * config/xtensa/xtensa.c (function_arg_advance): Check for args
438 that must be passed in the stack.
439 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
440 arguments if the size is not a constant.
442 2004-07-14 Per Bothner <per@bothner.com>
444 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
445 instead of EXPR_LOCUS in a boolean context, which is always true
446 if --enable-mapped-location.
447 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
449 2004-07-14 Richard Henderson <rth@redhat.com>
451 * dominance.c (struct dom_info): Add fake_exit_edge.
452 (init_dom_info): Allocate it.
453 (free_dom_info): Free it.
454 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
455 in two passes.
456 (calc_idoms): Honor fake_exit_edge.
458 2004-07-13 Jason Merrill <jason@redhat.com>
460 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
461 (rhs_test_for): New fn.
462 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
463 * tree-gimple.h: Declare them.
464 * gimplify.c (gimplify_modify_expr): Use the new fns.
466 2004-07-14 Richard Henderson <rth@redhat.com>
468 * config/arm/arm-protos.h (arm_va_arg): Remove.
469 * config/arm/arm.c (arm_va_arg): Remove.
470 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
471 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
473 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
475 * pa.c (fix_range): New function to mark a range(s) of registers as
476 fixed registers.
477 (override_options): Call fix_range if the -mfixed-range option string
478 is not empty.
479 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
480 * doc/invoke.texi (-mfixed-range): Document new option.
482 2004-07-14 David Edelsohn <edelsohn@gnu.org>
484 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
485 for TARGET_64BIT.
486 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
488 2004-07-14 Roger Sayle <roger@eyesopen.com>
490 * expmed.c (expand_sdiv_pow2): New function to expand signed division
491 by a positive power of two, split out from expand_divmod. Provide
492 an alternate implementation when shifts are expensive. Lower the
493 threshold for using a branchless implementation to BRANCH_COST >= 2.
494 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
496 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
498 * tree-dfa.c (make_rename_temp): *Really* work just
499 like create_tmp_var if called while outside SSA form.
501 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
503 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
504 for division by zero.
505 ("umodsi3"): Likewise.
507 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
509 * config/mips/mips.c (mips_output_move): When generating mips16 code,
510 force loads of negative constants to be split.
511 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
512 Generalize SImode li/neg splitter to cope with other modes.
514 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
516 * expmed.c: Remove more references to QUEUED in the comments.
517 * expr.c: Likewise.
519 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
521 Revert:
522 2004-07-13 Richard Henderson <rth@redhat.com>
523 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
524 correctly.
526 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
528 * tree-dfa.c (make_rename_temp): Work just like
529 create_tmp_var if called while outside SSA form.
531 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
533 * expr.c (enqueue_insn, finish_expr_for_function,
534 protect_from_queue, queued_subexp_p, mark_queue,
535 emit_insns_enqueued_after_mark, emit_queue,
536 expand_increment): Remove.
537 (store_constructor): Expand increment as an assignment.
538 (expand_expr_real_1 <case PREINCREMENT_EXPR,
539 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
540 case POSTDECREMENT_EXPR>): Abort.
541 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
542 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
543 protect_from_queue, emit_queue, queued_subexp_p): Remove.
544 * function.h (pending_chain, x_pending_chain): Remove.
545 * rtl.def (QUEUED): Remove.
547 * emit-rtl.c (copy_insn_1, copy_most_rtx,
548 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
549 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
550 encode_units_mask): Likewise.
551 * local-alloc.c (equiv_init_varies_p): Likewise.
552 * rtl.c (copy_rtx): Likewise.
553 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
554 * simplify-rtx.c (simplify_gen_subreg): Likewise.
555 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
557 * builtins.c (expand_builtin, expand_builtin_apply,
558 expand_builtin_mathfn, expand_builtin_mathfn_2,
559 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
560 Remove calls to emit_queue and protect_from_queue.
561 * calls.c (expand_call, precompute_arguments,
562 precompute_register_parameters, rtx_for_function_call,
563 store_one_arg): Likewise.
564 * dojump.c (do_compare_and_jump, do_jump): Likewise.
565 * explow.c (memory_address): Likewise.
566 * expmed.c (clear_by_pieces_1, clear_storage,
567 clear_storage_via_libcall, emit_group_load,
568 emit_group_store, emit_store_flag,
569 expand_expr_real_1, store_by_pieces,
570 store_constructor, store_expr, try_casesi,
571 try_tablejump): Likewise.
572 * function.c (expand_pending_sizes): Likewise.
573 * optabs.c (emit_cmp_and_jump_insns,
574 emit_conditional_add, emit_conditional_move,
575 expand_fix, expand_float, prepare_cmp_insn): Likewise.
576 * stmt.c (emit_case_bit_tests,
577 expand_asm_expr, expand_computed_goto,
578 expand_decl_init, expand_end_case_type,
579 expand_end_stmt_expr, expand_expr_stmt_value,
580 expand_return, expand_start_case,
581 optimize_tail_recursion): Likewise.
582 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
583 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
585 2004-07-14 Ben Elliston <bje@au.ibm.com>
587 * vec.h: Comment fix.
589 2004-07-13 Richard Henderson <rth@redhat.com>
591 * target.h (struct gcc_target): Add calls.pass_by_reference.
592 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
593 * function.c (pass_by_reference): Use the hook.
594 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
595 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
596 (hook_pass_by_reference_must_pass_in_stack): New.
597 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
598 (alpha_pass_by_reference): New.
599 (TARGET_PASS_BY_REFERENCE): New.
600 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
601 * config/arc/arc.c (arc_pass_by_reference): New.
602 (TARGET_PASS_BY_REFERENCE): New.
603 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
604 (FUNCTION_ARG_CALLEE_COPIES): True.
605 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
606 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
607 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
608 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
609 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
610 * config/cris/cris.c (cris_pass_by_reference): New.
611 (TARGET_PASS_BY_REFERENCE): New.
612 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
613 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
614 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
615 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
616 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
617 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
618 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
619 (frv_function_arg_pass_by_reference): Remove.
620 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
621 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
622 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
623 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
624 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
625 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
626 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
627 (ia64_pass_by_reference): Rename from
628 ia64_function_arg_pass_by_reference.
629 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
630 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
631 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
632 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
633 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
634 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
635 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
636 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
637 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
638 (m32r_pass_by_reference): Adjust prototype. Make static.
639 Handle mode sizes correctly.
640 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
641 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
642 (m68hc11_function_arg_pass_by_reference): Remove.
643 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
644 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
645 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
646 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
647 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
648 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
649 (mips_va_arg): Use pass_by_reference.
650 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
651 Handle mode sizes correctly.
652 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
653 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
654 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
655 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
656 (mmix_pass_by_reference): Rename from
657 mmix_function_arg_pass_by_reference.
658 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
659 (FUNCTION_ARG_CALLEE_COPIES): True.
660 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
661 (mn10300_pass_by_reference): New.
662 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
663 (FUNCTION_ARG_CALLEE_COPIES): True.
664 * config/pa/pa.c (pa_pass_by_reference): New.
665 (TARGET_PASS_BY_REFERENCE): New.
666 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
667 (FUNCTION_ARG_CALLEE_COPIES): True.
668 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
669 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
670 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
671 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
672 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
673 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
674 (s390_pass_by_reference): Rename from
675 s390_function_arg_pass_by_reference.
676 (s390_function_arg_advance): Don't query pass-by-ref.
677 (s390_function_arg): Likewise.
678 (s390_gimplify_va_arg): Use pass_by_reference.
679 (s390_call_saved_register_used): Likewise.
680 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
681 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
682 (shcompact_byref, sh_pass_by_reference): New.
683 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
684 (SHCOMPACT_BYREF): Remove.
685 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
686 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
687 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
688 (sparc_gimplify_va_arg): Use pass_by_reference.
689 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
690 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
691 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
692 (v850_pass_by_reference): New.
693 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
694 (FUNCTION_ARG_CALLEE_COPIES): True.
695 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
696 FUNCTION_ARG_PASS_BY_REFERENCE docs.
698 2004-07-14 Richard Henderson <rth@redhat.com>
699 Richard Sandiford <rsandifo@redhat.com>
701 * config/mips/mips-protos.h (mips_va_arg): Delete.
702 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
703 * config/mips/mips.c: Include tree-gimple.h.
704 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
705 (mips_arg_info): Remove special handling of must_pass_in_stck args.
706 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
707 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
709 2004-07-13 Bob Wilson <bob.wilson@acm.org>
711 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
712 arguments for COND_EXPR in big-endian adjustment code.
714 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
716 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
717 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
718 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
719 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
721 2004-07-13 Diego Novillo <dnovillo@redhat.com>
723 PR tree-optimization/16443
724 * tree-ssa-alias.c: Add more description for
725 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
726 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
727 clobbering of call-clobbered and addressable variables. If
728 there are any before aliases have been computed, add them.
730 2004-07-13 Diego Novillo <dnovillo@redhat.com>
732 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
733 verification.
735 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
737 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
738 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
739 to the same type.
741 2004-07-13 Per Bothner <per@bothner.com>
743 * collect2.c (main): Handle --no-demangle and --demangle flags.
745 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
747 * Makefile.in (OBJS-common): Add tree-data-ref.o.
748 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
749 (tree-data-ref.o): New rule.
750 * lambda.h: New file.
751 * tree-data-ref.c: New file.
752 * tree-data-ref.h: New file.
753 * tree.c (int_cst_value, tree_fold_gcd): New functions.
754 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
756 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
758 PR target/13926
759 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
760 * config/sparc/sparc.c (output_ubranch): New function.
761 * config/sparc/sparc.md (jump pattern): Use it.
763 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
765 PR target/16494
766 * config/sparc/sparc.c (output_cbranch): Properly guard
767 the code handling far branches with TARGET_V9.
768 * config/sparc/sparc.md (length attribute): Document the
769 side-effect of having a length greater or equal to 3.
771 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
772 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
774 PR target/15186
775 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
776 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
778 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
779 Martin Sebor <sebor@roguewave.com>
781 PR target/12602
782 * doc/invoke.texi (SPARC options): Document -threads
783 and -pthreads on Solaris.
785 2004-07-13 Richard Henderson <rth@redhat.com>
787 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
788 by reference.
789 (ind_gimplify_va_arg_expr): Remove.
790 * tree.h (ind_gimplify_va_arg_expr): Remove.
791 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
792 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
793 argsp to be null.
795 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
796 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
797 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
798 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
799 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
801 2004-07-13 Richard Henderson <rth@redhat.com>
803 * function.c (pass_by_reference): New.
804 (assign_parm_find_data_types): Use it.
805 * calls.c (initialize_argument_information): Likewise.
806 (emit_library_call_value_1): Likewise.
807 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
808 * function.h (pass_by_reference): Declare.
810 2004-07-13 Richard Henderson <rth@redhat.com>
812 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
813 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
814 * expr.h (MUST_PASS_IN_STACK): Remove.
815 * system.h (MUST_PASS_IN_STACK): Poison.
816 * tree.h (must_pass_in_stack_var_size): Declare.
817 (must_pass_in_stack_var_size_or_pad): Declare.
818 * calls.c (must_pass_in_stack_var_size): New.
819 (must_pass_in_stack_var_size_or_pad): Rename from
820 default_must_pass_in_stack.
821 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
822 (TARGET_MUST_PASS_IN_STACK): New.
823 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
824 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
825 (TARGET_MUST_PASS_IN_STACK): New.
826 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
827 * config/frv/frv.c (frv_must_pass_in_stack): New.
828 (TARGET_MUST_PASS_IN_STACK): New.
829 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
830 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
831 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
832 (ix86_must_pass_in_stack): Make static.
833 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
834 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
835 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
836 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
837 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
838 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
839 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
840 (mcore_must_pass_on_stack): Remove.
841 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
842 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
843 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
844 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
845 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
846 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
847 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
848 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
849 (TARGET_MUST_PASS_IN_STACK): New.
850 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
851 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
852 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
853 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
854 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
855 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
856 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
857 MUST_PASS_IN_STACK.
859 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
860 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
861 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
862 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
863 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
864 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
865 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
866 config/xtensa/xtensa.c: Use target hook.
868 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
870 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
871 * configure: Rebuilt.
873 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
875 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
876 * config/mips/mips.h (mips_reg_names): Don't declare.
877 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
878 (TARGET_NAME_REGS): Delete.
879 (TARGET_SWITCHES): Remove -mrnames.
880 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
881 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
882 in REGISTER_NAMES.
883 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
884 (override_options): Remove handling of TARGET_NAME_REGS.
886 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
888 * config/mips/mips.h (TARGET_*): Boolify.
890 2004-07-12 Nick Clifton <nickc@redhat.com>
892 * config.gcc: Add sh-*-symbianelf target.
893 * config/sh/sh.c: Add new target macros:
894 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
895 TARGET_CXX_IMPORT_EXPORT_CLASS.
896 (sh_file_start): Create a definition of the .directive section.
897 (sh_attribute): Add dllimport and dllexport attributes.
898 * config/sh/symbian-pre.h: New file.
899 * config/sh/symbian-post.h: New file.
900 * config/sh/symbian.c: New file. Contains Symbian specific
901 functions.
902 * config/sh/sh-protos.h: Add prototypes for new functions
903 provided by symbian.c.
904 * config/sh/t-symbian: New file.
905 * doc/extend.texi: Document support for dllimport and dllexport
906 attributes by the sh-symbianelf target.
908 2004-07-12 James E Wilson <wilson@specifixinc.com>
910 * Makefile.in (AR): Use @AR@ not ar.
911 (NM): New.
912 (AR_FOR_TARGET): Use $(AR) not ar for native.
913 (NM_FOR_TARGET): Use $(NM) not nm for native.
914 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
915 * configure: Regenerate.
917 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
919 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
920 special case.
921 (ashldi3_sp64): Likewise.
923 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
925 PR target/16477
926 * pa.c (function_arg): Update comment.
927 * pa.h (BLOCK_REG_PADDING): Define.
929 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
931 PR tree-optimization/16461
932 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
933 arguments of phi nodes.
935 2004-07-12 Devang Patel <dpatel@apple.com>
937 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
939 2004-07-12 Steve Ellcey <sje@cup.hp.com>
941 * function.c (expand_function_start): Ensure r_save is in Pmode.
942 * calls.c (prepare_call_address): Ensure static_chain_value is
943 in Pmode.
944 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
945 r_save_area are in Pmode.
946 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
947 fnaddr, and static_chain are in Pmode.
949 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
951 PR target/16445
952 * config/ia64/ia64.c (bundling): Don't count ignored insns.
954 2004-07-12 Richard Henderson <rth@redhat.com>
956 * target.h (struct gcc_target): Move gimplify_va_arg_expr
957 next to build_builtin_va_list.
958 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
959 * builtins.c (gimplify_va_arg_expr): Likewise.
960 * gimplify.c (copy_if_shared_r): Likewise.
962 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
964 * passes.c (rest_of_decl_compilation): Don't defer call of
965 assemble_variable if its DECL_RTL is already set.
967 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
969 * cfgloop.h (struct loop): Add nb_iterations field.
970 (current_loops): Declare.
971 * tree-chrec.c (chrec_not_analyzed_yet,
972 chrec_dont_know, chrec_known, count_ev_in_wider_type,
973 chrec_contains_symbols_defined_in_loop): Remove the temporary
974 hooks.
975 * tree-flow-inline.h (loop_containing_stmt): New function.
976 * tree-scalar-evolution.c: Add implementation.
977 * tree-scalar-evolution.h: Add declarations.
979 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
981 PR rtl-optimization/15921
982 * Makefile.in (global.o): Add recog.h.
984 * global.c (recog.h): Add the include-clause.
985 (bb_info): New member earlyclobber.
986 (allocate_bb_info, free_bb_info): Initialize/finish the new
987 member.
988 (earlyclobber_regclass, earlyclobber_regclass_length): The new
989 global variables.
990 (check_earlyclobber, regclass_intersect,
991 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
992 New functions.
993 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
994 (make_accurate_live_analysis): Modify pavin.
996 2004-07-12 Diego Novillo <dnovillo@redhat.com>
998 * tree-cfg.c (find_taken_edge): Statically compute the truth
999 value of a predicate comparing an SSA_NAME to itself.
1001 2004-07-12 Roger Sayle <roger@eyesopen.com>
1003 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1004 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1005 by returning the cost of a multiplication plus an addition.
1007 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1009 PR tree-optimization/14107
1010 * gimplify.c (gimplify_return_expr): Accept a
1011 RETURN_EXPR with an error argument.
1012 * tree-optimize.c (init_tree_optimization_passes):
1013 Run pass_warn_function_return at -O0.
1015 2004-07-12 Roger Sayle <roger@eyesopen.com>
1017 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1018 index entry.
1020 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1022 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1023 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1024 * config/mips/3000.md: Add copyright notice. Remove automota and
1025 function units; use generic ones instead. Only define reservations
1026 for things that are different from generic.md. Extend each clause
1027 to include r3900.
1028 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1029 * config/mips/mips.md: Include them. Remove define_function_units.
1030 (alu, imuldiv): New automata and units.
1032 2004-07-12 Ben Elliston <bje@au.ibm.com>
1034 * doc/invoke.texi (Optimize Options): Document -frename-registers
1035 not being enabled by default at -O3.
1037 2004-07-11 Roger Sayle <roger@eyesopen.com>
1039 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1040 floating point additions, to keep real immediate constant positive.
1041 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1042 into X + C, and leave positive real constants as X - C.
1044 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1046 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1048 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1050 PR tree-optimization/15654
1051 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1053 2004-07-11 Roger Sayle <roger@eyesopen.com>
1055 * builtins.c (fold_builtin_fputs): Don't bother converting the
1056 return type to integer_type_node, as we've already checked that
1057 the result will be ignored.
1059 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1060 that signed addition, subtraction, multiplication, division,
1061 remainder, negation and absolute value may potentially trap.
1063 * fold-const.c (fold_ignored_result): New function to strip
1064 non-side-effecting tree nodes from an expression whose result
1065 is ignored.
1066 (fold_convert): Call fold_ignored_result when casting a value
1067 to VOID_TYPE.
1068 (omit_one_operand): Call fold_ignored_result on the "omitted"
1069 operand when building a COMPOUND_EXPR.
1070 (pedantic_omit_one_operand): Likewise.
1071 * tree.h (fold_ignored_result): Prototype here.
1072 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1073 when we're going to ignore the result.
1075 2004-07-11 Richard Henderson <rth@redhat.com>
1077 PR tree-opt/16383
1078 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1079 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1080 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1081 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1082 (sra_elt_eq): Use fields_compatible_p.
1083 (generate_one_element_ref): Use find_compatible_field.
1085 2004-07-11 Richard Henderson <rth@redhat.com>
1087 PR tree-opt/16422
1088 * tree-sra.c (generate_one_element_init): New.
1089 (generate_element_init): Use it.
1090 (scalarize_init): Push/pop gimplify context around it.
1091 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1092 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1094 2004-07-11 Roger Sayle <roger@eyesopen.com>
1096 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1097 combine.c's combine_insn_cost.
1098 * rtl.h (insn_rtx_cost): Prototype here.
1099 * combine.c (combine_insn_cost): Delete function.
1100 (combine_validate_cost): Update callers of combine_insn_cost to
1101 call insn_rtx_cost instead.
1102 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1103 requesting the rtx_cost of call and/or jump instructions.
1105 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1106 rtx_cost directly. Don't request/use the cost of call or jump
1107 instructions. Return -1 if the cost of any instruction can't be
1108 determined (or the BB contains a function call).
1109 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1110 -1 (i.e. can't determine the cost of any instruction or the basic
1111 block contains a subroutine call).
1112 (find_if_case_2): Likewise.
1114 2004-07-11 Roger Sayle <roger@eyesopen.com>
1116 * rs6000.c (struct processor_costs): Change semantics of fields to
1117 include the COST_N_INSNS scaling, and update all initializers.
1118 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1119 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1120 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1121 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1123 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1125 * LANGUAGES: Remove obsolete information.
1127 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1129 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1130 SIGBUS signal frames, the PSW address points *to* the faulting
1131 instruction, not after it.
1133 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1135 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1136 added to TLS symbol addresses.
1138 2004-07-11 Richard Henderson <rth@redhat.com>
1140 * expmed.c (init_expmed): Use stack-local structures for
1141 temporary rtl. Don't recognize shifts.
1143 2004-07-11 Richard Henderson <rth@redhat.com>
1145 * expr.c (store_expr): Don't fiddle subreg promotion for types
1146 with precision smaller than the mode.
1148 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1150 * tree.h (all_types_permanent): Remove.
1152 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1154 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1155 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1156 * langhooks.c (lhd_clear_binding_stack): Remove.
1157 * langhooks-def.h (lhd_clear_binding_stack,
1158 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1159 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1160 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1161 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1162 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1163 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1164 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1165 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1166 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1167 * tree.h (poplevel): Don't declare.
1168 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1169 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1170 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1171 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1172 Remove.
1174 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1176 PR tree-optimization/16437
1177 * c-common.c (shorten_compare): Don't mark result of conversion to
1178 narrower signed type as overflowing.
1179 * fold-const.c (decode_field_reference): Determine whether
1180 signedness comes from outer type using precision rather than size.
1182 2004-07-11 Phil Edwards <phil@codesourcery.com>
1184 * configure.ac: Alphabetize --enable-checking list, add
1185 missing valgrind entry.
1186 * configure: Regenerate.
1188 2004-07-11 Phil Edwards <phil@codesourcery.com>
1190 * doc/install.texi (Testing): Fix syntax in "make check" example.
1192 2004-07-10 James E Wilson <wilson@specifixinc.com>
1194 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1196 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1198 PR rtl-optimization/16001
1199 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1200 niter_expr.
1202 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1204 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1206 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1207 James Morrison <phython@gcc.gnu.org>
1209 * doc/contrib.texi (Contributors): Add gfortran contributors and
1210 fix a couple of typos.
1212 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1214 PR rtl-optimization/15387
1215 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1216 to incoming args space correctly.
1218 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1220 * pa.c (output_indirect_call): Only use %r2 as the link register in
1221 indirect calls with the long PA 2.0 pc-relative branch.
1223 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1225 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1226 for the default tuning if TARGET_64BIT.
1228 2004-07-10 Richard Henderson <rth@redhat.com>
1230 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1231 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1233 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1235 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1236 * expmed.c (store_bit_field, extract_bit_field): Remove last
1237 argument.
1238 * builtins.c (expand_builtin_signbit): Adjust callers.
1239 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1240 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1241 * ifcvt.c (noce_emit_move_insn): Likewise.
1242 * stmt.c (expand_return): Likewise.
1243 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1244 store_field, expand_expr_real_1): Likewise.
1246 2004-07-10 Richard Henderson <rth@redhat.com>
1248 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1250 2004-07-09 Mike Stump <mrs@apple.com>
1252 * config/darwin.c (no_dead_strip): Add.
1253 (HAVE_DEAD_STRIP): Add.
1254 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1255 the .eh label.
1257 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1259 * tree-ssa-loop-im.c: New file.
1260 * Makefile.in (tree-ssa-loop-im.o): Add.
1261 * cfgloop.c (superloop_at_depth): New function.
1262 * cfgloop.h (superloop_at_depth): Declare.
1263 * common.opt (ftree-lim): New flag.
1264 * expr.c (array_ref_up_bound): New function.
1265 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1266 * timevar.def (TV_LIM): New timevar.
1267 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1268 computing immediate uses of a phi node.
1269 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1270 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1271 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1272 * tree-pass.h (pass_lim): Declare.
1273 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1274 functions.
1275 (pass_lim): New pass structure.
1276 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1277 * tree.c (in_array_bounds_p): New function.
1278 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1279 (in_array_bounds_p, array_ref_up_bound): Declare.
1280 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1281 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1283 2004-07-09 Richard Henderson <rth@redhat.com>
1285 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1287 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1288 with prejudice.
1290 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1292 * flags.h: Delete redundant prototypes that are being generated
1293 in options.h from common.opt.
1294 * common.opt: Add in the expository comments formerly in flags.h.
1296 2004-07-09 Jan Beulich <jbeulich@novell.com>
1298 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1299 available for use only when TARGET_MMX/_SSE is set, and check for
1300 variable argument function if any register count is non-zero.
1301 (function_arg): Correctly suppress repeated warnings for passing SSE
1302 vectors are arguments without SSE enabled.
1303 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1304 would be SSE register modes does no longer influence the alignment.
1306 2004-07-09 Richard Henderson <rth@redhat.com>
1308 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1309 Always align upward to arg boundary. Use size_in_bytes/round_up.
1310 Maintain type-correctness of constants.
1311 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1313 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1315 * config/sparc/sparc.c (*_costs): Scale instruction costs
1316 by COSTS_N_INSNS.
1317 (sparc_rtx_costs): Adjust as appropriate.
1319 2004-07-09 Jan Beulich <jbeulich@novell.com>
1321 * config/i386/mm3dnow.h: New.
1322 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1324 2004-07-09 Richard Henderson <rth@redhat.com>
1326 * simplify-rtx.c (simplify_const_relational_operation): Only
1327 look at bounds of scalar integers.
1329 2004-07-09 Jan Beulich <jbeulich@novell.com>
1331 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1333 2004-07-09 Andrew Pinski <apinski@apple.com>
1335 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1336 always referenced.
1337 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1338 UOBJC_METACLASS_decl.
1340 2004-07-09 James E Wilson <wilson@specifixinc.com>
1342 PR target/16364
1343 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1344 do return a parallel if hfa_mode == XFmode and mode == TImode.
1346 2004-07-09 Jan Beulich <jbeulich@novell.com>
1348 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1349 permissible for unary plus.
1351 2004-07-09 Jan Beulich <jbeulich@novell.com>
1353 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1354 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1355 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1356 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1357 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1358 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1359 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1360 (BUILTIN_xxxIMAX): New.
1361 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1362 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1363 BUILT_IN_PARITYIMAX.
1365 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1367 * config/sparc/sparc.h (processor_costs): Define.
1368 (sparc_costs): Declare.
1369 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1370 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1371 ultrasparc3_costs): New.
1372 (sparc_override_options): Set sparc_costs as appropriate.
1373 (sparc_rtx_costs): Use sparc_costs instead of messy
1374 conditionals.
1376 2004-07-09 Steven Bosscher <stevenb@suse.de>
1378 * doc/md.texi (Processor pipeline description): Mention that
1379 the old pipeline description is deprecated.
1381 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1382 mciu_7450 function unit to...
1383 (automaton ppc7450mciu): ...new automaton.
1385 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1386 (schedule_block): Don't consider inserting bubbles.
1387 (sched_init): Don't initialize DFA bubbles.
1388 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1389 TARGET_SCHED_DFA_BUBBLE): Remove.
1390 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1391 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1392 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1394 * stmt.c (conditional_context): Remove prototype.
1395 * tree.h (conditional_context): Remove.
1396 * tree-cfg.c (pre_insert_on_edge): Remove.
1398 * c-common.h (c_expand_asm_operands): Remove prototype.
1399 * c-typeck.c (c_expand_asm_operands): Remove.
1401 2004-07-09 Jan Beulich <jbeulich@novell.com>
1403 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1404 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1405 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1406 and V8QI are class SSE. All sufficiently small remaining vector modes
1407 must be passed in one or two integer registers.
1408 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1409 returned in memory.
1410 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1411 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1412 and must thus be handled explicitly.
1413 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1414 MMX and XMM regs.
1415 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1416 movv2sf_internal): Permit moving between MMX and XMM registers (since
1417 MMX areguments and return values are passed in XMM registers).
1418 (sse2_umulsidi3): Correct type and mode.
1420 2004-07-09 Richard Henderson <rth@redhat.com>
1422 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1424 2004-07-09 Eric Christopher <echristo@redhat.com>
1426 * config/rs6000/40x.md: Split into two automatons.
1428 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1429 Andrew Pinski <apinski@apple.com>
1431 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1432 on when we have more than one input file.
1433 (c_common_parse_file): Restore loop over all input files.
1434 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1436 * c-decl.c (set_type_context): New function.
1437 (pop_scope): Use it to set context of types. When we
1438 encounter a TYPE_DECL, set the context of the attached type too.
1439 (pop_file_scope): Don't call cpp_undef_all here.
1440 (diagnose_mismatched_decls): Do not complain about a second
1441 definition of an 'extern inline' function if it's not in the
1442 same translation unit. Do not complain about inline
1443 declaration after use if the use was in a different
1444 translation unit.
1445 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1446 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1447 the external scope.
1448 (pushdecl_top_level): Likewise.
1449 (grokdeclarator): Clarify what is going on with setting
1450 DECL_EXTERNAL on function types, a little.
1451 (c_write_global_declarations): Don't do anything if
1452 -fsyntax-only or errors have been encountered.
1454 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1456 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1458 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1460 PR target/16459
1461 * pa.c (output_indirect_call): Use %r2 as the link register when
1462 calling $$dyncall with a pc-relative branch.
1464 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1466 * doc/install.texi (Binaries): Mention OpenPKG.
1468 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1470 Fix PR tree-optimization/15555
1471 * tree-dfa.c (dump_variable): If the variable is a pointer
1472 SSA_NAME, also dump its points-to information.
1473 * tree-flow.h (struct ptr_info_def): Add field
1474 is_dereferenced.
1475 (dump_points_to_info_for): Declare.
1476 (debug_points_to_info_for): Declare.
1477 * tree-optimize.c (init_tree_optimization_passes): Add a
1478 second alias analysis pass after DOM2.
1479 Move pass_del_pta to a later spot.
1480 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1481 create a name tags when we find a dereferenced pointer. Just
1482 mark the pointer dereferenced.
1483 (collect_points_to_info_for): Move code to clear points-to
1484 information to create_name_tags.
1485 (create_name_tags): New function.
1486 (compute_flow_sensitive_aliasing): Call it.
1487 (setup_pointers_and_addressables): Mark type tags for renaming
1488 here instead of ...
1489 (create_memory_tag): ... here.
1490 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1491 (dump_points_to_info_for): Declare extern.
1492 (debug_points_to_info_for): New function.
1494 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1496 * config/arc/arc.md: Switch to DFA-based scheduler description.
1497 * config/arc/arc.c: Switch to DFA-based scheduler description.
1499 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1501 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1502 pointer.
1504 2004-07-09 Richard Henderson <rth@redhat.com>
1506 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1507 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1508 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1509 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1511 * config/v850/v850-protos.h (v850_va_arg): Remove.
1512 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1513 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1514 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1515 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1516 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1518 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1520 PR target/12133
1521 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1522 and DImode to use +/-4k offset.
1524 2004-07-09 Richard Henderson <rth@redhat.com>
1526 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1527 Remove.
1528 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1529 (xstormy16_gimplify_va_arg_expr): Rewrite from
1530 xstormy16_expand_builtin_va_arg.
1531 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1533 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1534 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1536 * config/sh/sh-protos.h (sh_va_arg): Remove.
1537 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1538 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1539 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1541 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1542 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1543 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1544 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1546 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1547 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1548 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1549 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1551 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1553 * config/sparc/sparc.md (return): Rewrite length formula.
1554 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1555 argument to final_scan_insn when in a delay slot.
1556 (output_sibcall): Likewise.
1558 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1560 * arm.c (arm_cpp_interwork): New variable.
1561 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1562 line.
1563 * arm.h (arm_cpp_interwork): Declare it.
1564 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1565 __THUMB_INTERWORK__ in the preprocessor.
1567 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1569 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1571 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1573 PR target/16416
1574 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1575 Override default settings to account for -m32 and -m64.
1577 2004-07-08 Randolph Chung <tausq@debian.org>
1579 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1581 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1583 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1584 before comparing it as such.
1586 2004-07-08 Richard Henderson <rth@redhat.com>
1588 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1589 temporary. Use bit arithmetic to align.
1591 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1593 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1594 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1595 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1596 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1597 add_labels_and_missing_jumps, find_jump_block,
1598 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1599 Likewise.
1600 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1601 link_btr_uses, move_btr_def): Likewise.
1602 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1603 expand_builtin_expect_jump): Likewise.
1604 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1605 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1606 * cfganal.c (forwarder_block_p): Likewise.
1607 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1608 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1609 find_bb_boundaries): Likewise.
1610 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1611 merge_blocks_move_predecessor_nojumps,
1612 merge_blocks_move_successor_nojumps, insns_match_p,
1613 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1614 try_optimize_cfg): Likewise.
1615 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1616 * cfglayout.c (skip_insns_after_block, label_for_bb,
1617 record_effective_endpoints, insn_locators_initialize,
1618 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1619 * cfgmainloop.c (create_loop_notes): Likewise.
1620 * cfgrtl.c (delete_insn, delete_insn_chain,
1621 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1622 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1623 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1624 redirect_branch_edge, force_nonfallthru_and_redirect,
1625 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1626 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1627 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1628 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1629 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1630 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1631 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1632 * combine.c (combine_instructions, can_combine_p, try_combine,
1633 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1634 distribute_notes, distribute_links, insn_cuid): Likewise.
1635 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1636 invalidate_skipped_block, cse_set_around_loop,
1637 cse_end_of_basic_block, cse_main, cse_basic_block,
1638 cse_condition_code_reg): Likewise.
1639 * cselib.c (cselib_process_insn): Likewise.
1640 * ddg.c (create_ddg): Likewise.
1641 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1642 Likewise.
1643 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1644 gen_label_die, dwarf2out_var_location): Likewise.
1645 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1646 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1647 last_call_insn, active_insn_p, next_label, prev_label,
1648 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1649 add_insn_before, remove_insn, add_function_usage_to,
1650 reorder_insns, find_line_note, remove_unnecessary_notes,
1651 emit_insn_after_1, classify_insn): Likewise.
1652 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1653 connect_post_landing_pads, sjlj_mark_call_sites,
1654 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1655 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1656 convert_to_eh_region_ranges): Likewise.
1657 * explow.c (optimize_save_area_alloca): Likewise.
1658 * expr.c (expand_expr_real): Likewise.
1659 * final.c (insn_current_reference_address, compute_alignments,
1660 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1661 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1662 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1663 propagate_block_delete_insn, propagate_one_insn,
1664 init_propagate_block_info, propagate_block, libcall_dead_p,
1665 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1666 Likewise.
1667 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1668 expand_function_start, expand_function_end, contains,
1669 thread_prologue_and_epilogue_insns,
1670 reposition_prologue_and_epilogue_notes): Likewise.
1671 * gcse.c (constprop_register, bypass_conditional_jumps,
1672 insert_insn_end_bb, gcse_after_reload): Likewise.
1673 * genemit.c (gen_expand, gen_split): Likewise.
1674 * genpeep.c (gen_peephole, main): Likewise.
1675 * global.c (build_insn_chain): Likewise.
1676 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1677 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1678 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1679 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1680 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1681 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1682 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1683 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1684 dead_or_predicable): Likewise.
1685 * integrate.c (try_constants): Likewise.
1686 * jump.c (rebuild_jump_labels, cleanup_barriers,
1687 purge_line_number_notes, init_label_info, mark_all_labels,
1688 squeeze_notes, get_label_before, get_label_after,
1689 reversed_comparison_code_parts, simplejump_p, pc_set,
1690 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1691 delete_barrier, delete_prior_computation, delete_computation,
1692 delete_related_insns, delete_for_peephole, redirect_jump):
1693 Likewise.
1694 * lcm.c (optimize_mode_switching): Likewise.
1695 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1696 Likewise.
1697 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1698 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1699 * loop-iv.c (simplify_using_assignment): Likewise.
1700 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1701 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1702 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1703 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1704 check_insn_for_givs, check_final_value, update_giv_derive,
1705 basic_induction_var, product_cheap_p, check_dbra_loop,
1706 loop_insn_first_p, last_use_this_basic_block,
1707 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1708 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1709 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1710 sms_schedule_by_order): Likewise.
1711 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1712 * postreload.c (reload_cse_simplify_operands, reload_combine,
1713 reload_cse_move2add): Likewise.
1714 * predict.c (can_predict_insn_p, estimate_probability,
1715 expected_value_to_br_prob, process_note_predictions): Likewise.
1716 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1717 * profile.c (branch_prob): Likewise.
1718 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1719 detect_webs_set_in_cond_jump): Likewise.
1720 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1721 ra_print_rtl_with_bb): Likewise.
1722 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1723 * recog.c (next_insn_tests_no_inequality, find_single_use,
1724 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1725 * reg-stack.c (next_flags_user, record_label_references,
1726 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1727 compensate_edge, convert_regs_1): Likewise.
1728 * regclass.c (scan_one_insn): Likewise.
1729 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1730 regmove_optimize, fixup_match_1, single_set_for_csa,
1731 combine_stack_adjustments_for_block): Likewise.
1732 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1733 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1734 find_equiv_reg): Likewise.
1735 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1736 reload_as_needed, emit_input_reload_insns, do_output_reload,
1737 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1738 Likewise.
1739 * reorg.c (find_end_label, emit_delay_sequence,
1740 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1741 get_jump_flags, rare_destination, mostly_true_jump,
1742 try_merge_delay_insns, redundant_insn, own_thread_p,
1743 fill_simple_delay_slots, fill_slots_from_thread,
1744 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1745 dbr_schedule): Likewise.
1746 * resource.c (find_basic_block, next_insn_no_annul,
1747 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1748 * rtl.h (RTX_PREV): Likewise.
1749 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1750 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1751 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1752 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1753 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1754 find_first_parameter_load, can_hoist_insn_p): Likewise.
1755 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1756 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1757 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1758 schedule_ebbs): Likewise.
1759 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1760 is_conditionally_protected, can_schedule_ready_p,
1761 add_branch_dependences, debug_dependencies): Likewise.
1762 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1763 Likewise.
1764 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1765 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1766 set_dominates_use, ujump_to_loop_cont): Likewise.
1767 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1768 * varasm.c (output_constant_pool_1): Likewise.
1770 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1772 * tree-scalar-evolution.c: New file.
1773 * tree-scalar-evolution.h: New file.
1774 * tree-ssa-loop-niter.c: New file.
1775 * Makefile.in (SCEV_H): New.
1776 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1777 * cfgloop.h (struct loop): Add bounds field.
1778 * tree-flow.h (struct tree_niter_desc): New type.
1779 (number_of_iterations_cond, number_of_iterations_exit,
1780 loop_niter_by_eval, find_loop_niter_by_eval,
1781 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1782 free_numbers_of_iterations_estimates): Declare.
1783 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1784 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1785 * doc/invoke.texi (max-iterations-to-track): Document.
1787 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1790 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1791 (MODE_AFTER): Add cast appropriately.
1792 * config/sh/sh.md (movdi splitter): Likewise.
1793 (casesi_worker_2): Add const qualifier appropriately.
1794 (eh_return): Remove unused variable.
1795 (insv): Initialize v;
1797 2004-07-08 Richard Henderson <rth@redhat.com>
1799 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1800 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1801 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1802 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1803 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1805 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1806 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1807 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1808 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1810 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1811 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1812 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1813 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1815 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1816 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1817 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1818 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1820 * config/i860/i860-protos.h (i860_va_arg): Remove.
1821 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1822 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1823 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1825 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1827 * system.h: Prototype getpagesize if missing.
1828 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1829 * configure: Regenerate.
1830 * config.in: Regenerate.
1832 2004-07-08 Richard Henderson <rth@redhat.com>
1834 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1835 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1836 (fr30_gimplify_va_arg_expr): New.
1837 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1838 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1840 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1842 PR target/16414
1843 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1844 of asm_noperands result.
1846 2004-07-08 Richard Henderson <rth@redhat.com>
1848 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1849 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1850 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1851 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1853 2004-07-08 Richard Henderson <rth@redhat.com>
1855 * builtins.c (ind_gimplify_va_arg_expr): New.
1856 * tree.h (ind_gimplify_va_arg_expr): Declare.
1857 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1859 2004-07-08 Jan Beulich <jbeulich@novell.com>
1861 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1862 patterns also on vector elements other than the first one.
1863 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1864 break statements.
1866 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1868 * config/rs6000/darwin-ldouble.c: Correct reference
1869 to the Linnainmaa paper.
1871 2004-07-08 Richard Henderson <rth@redhat.com>
1873 * config/arc/arc-protos.h (arc_va_arg): Remove.
1874 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1875 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1876 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1878 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1879 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1880 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1881 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1883 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1885 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1887 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1889 * c-decl.c (static_ctors, static_dtors): Make static.
1890 (pop_file_scope): Call c_common_write_pch and
1891 cgraph_finalize_compilation_unit here.
1892 (build_cdtor): Moved here from c-objc-common.c; simplify.
1893 (c_write_global_declarations_1): Clarify comment.
1894 (c_write_global_declarations): Close the external scope before
1895 doing anything else. Call build_cdtor, cgraph_optimize, and
1896 mudflap_finish_file here.
1897 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1898 Clarify comment.
1899 * c-objc-common.c: No need to include cgraph.h.
1900 (build_cdtor): Moved to c-decl.c.
1901 (c_objc_common_finish_file): Delete.
1902 * c-tree.h: Update to match.
1903 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1904 (generate_static_references): Set TREE_USED before calling finish_decl.
1905 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1906 on the static_instances_decl.
1908 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1910 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1911 decls when there is only one input translation unit.
1912 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1913 change of 2004-07-05; do not treat declarations with
1914 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1915 * opts.c (cur_in_fname): Delete.
1916 * opts.h: Likewise.
1917 * tree.c: Revert changes of 2004-07-05; no special treatment
1918 for TRANSLATION_UNIT_DECLs.
1919 * Makefile.in (tree.o): Update dependencies.
1921 2004-07-08 Roger Sayle <roger@eyesopen.com>
1923 * builtins.c (fold_builtin_strcpy): Merge functionality from
1924 simplify_builtin_strcpy. Add additional len argument. No longer
1925 static. Remove function prototype.
1926 (fold_builtin_strncpy): Likewise integrate functionality from
1927 simplify_builtin_strncpy. Add additional slen argument. No
1928 longer static. Remove function prototype.
1929 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1930 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1931 types of "ignore" and "unlocked" parameters to bool.
1932 (fold_builtin_1): Add additional ignore argument. Call renamed
1933 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1934 builtins. Update arguments to fold_builtin_strncpy and
1935 fold_builtin_strcpy. Add function prototype.
1936 (fold_builtin): Add additional Boolean ignore argument to pass
1937 to fold_builtin_1.
1938 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1939 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1940 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1942 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1943 simplify_builtin_strncpy): Delete function prototypes.
1944 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1945 fold_builtin_strncpy): Add function prototypes here.
1946 (fold_builtin): Update function prototype with new "bool ignore".
1948 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1949 (ccp_fold_builtin): Update call to fold_builtin. Call
1950 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1951 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1952 simplify_builtin_strncpy respectively.
1953 * fold-const.c (fold): Update call to fold_builtin.
1955 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1957 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1958 to strcpy.
1960 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1961 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1962 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1963 * calls.c: Remove ifdefs of macros above.
1964 * functions.c: Likewise.
1965 * expr.c: Likewise.
1967 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1969 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1970 (arch attribute): Delete.
1971 (current_function_calls_alloca attribute): Rename into calls_alloca.
1972 (calls_eh_return): New attribute.
1973 (leaf_function): Likewise.
1974 (length attribute): Fix formula for sibcalls.
1975 (return insn): Correctly compute the 'length' attribute.
1976 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1978 2004-07-08 Richard Henderson <rth@redhat.com>
1980 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1981 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1982 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1983 * tree-eh.c (lower_eh_constructs_1): Likewise.
1984 * tree-sra.c (sra_walk_modify_expr): Likewise.
1985 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1986 (eliminate_unnecessary_stmts): Likewise.
1987 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1988 * tree-tailcall.c (optimize_tail_call): Likewise.
1989 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1991 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1992 Jakub Jelinek <jakub@redhat.com>
1994 * config/i386/i386.c (override_options): Enable
1995 SSE prefetches with -mtune, as long as we are
1996 compiling for i686 or higher. All i686 processors
1997 accept SSE prefetches as NOPS, some i586's don't.
1999 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2001 PR target/10567
2002 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2004 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2006 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2007 the handling of clobbering ASM_EXPRs.
2009 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2011 PR target/16430
2012 * config/sparc/sparc.c (function_value): In 64-bit mode,
2013 return the aggregates larger than 16 bytes like unions.
2015 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2017 PR target/16199
2018 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2019 'temp' is zero, generate new pseudos as needed and emit the
2020 sequence of insns in single-assignment form. Resync comments
2021 with code.
2022 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2023 function before reload.
2025 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2027 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2029 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2031 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2032 Allocation is signed.
2033 (VEC_reserve): Return flag, allocation is signed.
2035 2004-07-08 Richard Henderson <rth@redhat.com>
2037 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2038 OBJ_TYPE_REF_OBJECT.
2040 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2041 Neil Booth <neil@daikokuya.co.uk>
2043 PR c/2511
2044 PR c/3325
2045 * c-decl.c (finish_struct): Ensure bit-fields are given the
2046 correct type.
2047 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2048 the precision to match as well as the mode.
2049 * expr.c (reduce_to_bit_field_precision): New function.
2050 (expand_expr_real_1): Reduce expressions of bit-field type to
2051 proper precision.
2052 * langhooks.h (reduce_bit_field_operations): New hook.
2053 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2054 Define.
2055 * c-lang.c, objc/objc-lang.c
2056 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2057 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2058 before checking.
2059 * tree.c (build_nonstandard_integer_type): New function.
2060 * tree.h (build_nonstandard_integer_type): New prototype.
2061 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2062 conversions between integer and boolean types as useless.
2064 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2066 * c-common.c (c_common_nodes_and_builtins): Do not
2067 create __builtin_ptrdiff_t and __builtin_size_t.
2069 2004-07-08 Andrew Pinski <apinski@apple.com>
2071 * Makefile.in (libbackend.o): Add -combine to the gcc
2072 command line.
2074 2004-07-08 Nick Clifton <nickc@redhat.com>
2076 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2077 Set to -Os.
2079 2004-07-08 Richard Henderson <rth@redhat.com>
2081 * except.c (expand_eh_region_start, expand_eh_region_end,
2082 expand_eh_handler, expand_eh_region_end_cleanup,
2083 expand_start_all_catch, expand_start_catch, expand_end_catch,
2084 expand_end_all_catch, expand_eh_region_end_allowed,
2085 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2086 expand_eh_region_end_fixup): Remove.
2087 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2088 cleanups, outer_cleanups, label_chain, exception_region.
2089 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2090 (struct label_chain): Remove.
2091 (struct stmt_status): Remove x_stack_block_stack.
2092 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2093 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2094 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2095 end_cleanup_deferral, last_cleanup_this_contour,
2096 containing_blocks_have_cleanups_or_stack_level,
2097 any_pending_cleanups): Remove.
2098 (expand_null_return_1): Take no arguments.
2099 (expand_label, expand_naked_return, expand_return,
2100 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2101 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2102 expand_end_case_type): Don't use any of them.
2103 * calls.c (expand_call): Likewise.
2104 * dojump.c (do_jump): Likewise.
2105 * function.c (expand_function_end): Likewise.
2106 * expr.c (store_expr, expand_expr_real_1): Likewise.
2107 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2108 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2109 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2110 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2111 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2112 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2113 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2114 for WITH_CLEANUP_EXPR.
2115 (gimple_push_cleanup): Likewise.
2116 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2117 * print-tree.c (print_node): Likewise.
2118 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2119 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2120 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2121 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2122 (GOTO_SUBROUTINE_EXPR): Remove.
2123 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2124 (DECL_TOO_LATE): Remove.
2125 * except.h, tree.h: Update decls.
2127 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2129 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2130 * passes.c (rest_of_handle_final): Handle symout.
2131 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2132 Push timevar here.
2133 (rest_of_handle_sched): Break out SMS. Remove ifs for
2134 flag_schedule_insns and flag_modulo_sched.
2135 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2136 collect at the end.
2137 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2138 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2139 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2140 rest_of_handle_mode_switching, rest_of_handle_jump,
2141 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2142 rest_of_handle_jump2, rest_of_handle_postreload,
2143 rest_of_handle_flow2, rest_of_clean_state,
2144 rest_of_handle_shorten_branches,
2145 rest_of_handle_prologue_epilogue,
2146 rest_of_handle_branch_target_load_optimize): New.
2147 (rest_of_compilation): Call the above. Remove ggc_collect
2148 calls moved to rest_of_handle_*.
2149 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2151 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2152 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2153 * except.h (set_nothrow_function_flags): Update comment.
2154 * function.c (current_function_nothrow): Remove.
2155 * output.h (current_function_nothrow): Remove.
2156 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2157 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2159 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2161 PR bootstrap/16326
2162 * reorg.c: Revert 2004-06-30 change.
2163 (find_end_label): If HAVE_epilogue and !HAVE_return,
2164 return 0 instead of creating a label at the end of the insn chain.
2165 (optimize_skip): Account for the failure mode of find_end_label.
2166 (fill_simple_delay_slots): Likewise.
2167 (fill_slots_from_thread): Likewise.
2168 (relax_delay_slots): Likewise.
2170 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2172 * tree-flow.h (addressable_vars): Declare.
2173 * tree-ssa-alias.c (addressable_vars): Define.
2174 (setup_pointers_and_addressables): Add addressable variables
2175 to addressable_vars.
2176 * tree-ssa-operands.c (get_stmt_operands): Move
2177 handling of ASM_EXPRs ...
2178 (get_asm_expr_operands): ... here.
2179 When the ASM_EXPR clobbers memory, also clobber addressable
2180 variables.
2181 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2182 (delete_tree_ssa): Reset addressable_vars.
2184 2004-07-07 Jan Beulich <jbeulich@novell.com>
2185 Richard Henderson <rth@redhat.com>
2187 * varasm.c (assemble_variable): Use assemble_zeros for
2188 zero-initialized variables.
2189 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2190 for SECCAT_BSS and SECCAT_TBSS.
2192 2004-07-07 Jan Beulich <jbeulich@novell.com>
2194 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2196 * expmed.c (emit_store_flag): Also special-case double-word
2197 (in-)equality comparison against -1.
2199 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2200 passing arguments the containers for which are registers.
2202 * calls.c (emit_library_call_value_1): Use mode of function parameter
2203 rather than that of argument since constants have none.
2205 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2207 Introduce H8SX support.
2208 * expr.c (expand_strcpy): Renamed and moved to...
2209 * builtins.c (expand_movstr): ... here. Tweak.
2210 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2211 computed or has side effects.
2212 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2213 unused, or if mempcpy fails. Adjust the return value in the
2214 latter case. Use movstr if everything else fails.
2215 * doc/md.texi (movstr): Document.
2216 (movmemM, clrmemM): Fix explanation of memory block operands.
2217 * config/h8300/h8300.md (stpcpy): Renamed to...
2218 (movstr): ... this. Adjust.
2219 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2220 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2221 movmem* and clrstr* to clrmem*.
2222 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2223 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2224 GENERAL_REGS, always.
2225 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2226 getting the stack pointer as addr.
2227 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2228 from general_operand_dst.
2229 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2230 variant of...
2231 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2232 instead of requiring it to match only before reload.
2233 (stpcpy_internal_normal): New, normal-mode variant of...
2234 (stpcpy_internal): ... this. Add modes to operands. Disparage
2235 `D' instead of requiring it to match only before reload.
2236 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2237 mode argument.
2238 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2239 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2240 h8300_get_index.
2241 * config/h8300/h8300.md (attr type): Add call.
2242 (attr can_delay): If type is call, set it no.
2243 (call, call_value): Set type to call.
2244 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2245 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2246 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2247 * tree.c (get_narrower): Don't narrow integral types into
2248 non-integral types.
2249 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2250 frame_size *before* the first use.
2251 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2252 on input.
2253 (peephole2): Don't widen instructions that push SP. Move
2254 decrement of SP to the end of all stm-generating peepholes.
2255 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2256 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2257 and OR to set it to all ones.
2258 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2259 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2260 (call, call_value): Set can_delay to "no".
2261 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2262 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2263 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2264 * config/h8300/h8300.md (*brabit): Remove.
2265 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2266 zero_extract. Use bit_memory_operand as the predicate for
2267 operand 1 and 'WU' as the constraint. Check the difference
2268 between the base length and the final one when deciding which
2269 type of branch to use.
2270 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2271 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2272 Use convert_move to extend the result for TARGET_H8300SX. Check
2273 for QImode memory references. Optimize the case where the
2274 destination is a paradoxical subreg.
2275 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2276 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2277 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2278 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2279 * config/h8300/h8300.md: Include mova.md
2280 (length_table): Add mova and mova_zero.
2281 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2282 after all constant addresses for '%R', '%X', '%T' and '%S'.
2283 (h8300_mova_length): New function.
2284 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2285 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2286 dependencies for s-config, etc.
2287 * config/h8300/gemova.sh: New file.
2288 * config/h8300/mova.md: Generated.
2289 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2290 * config/h8300/h8300.c (h8300_bitfield_length): New.
2291 (nibble_operand): Adjust.
2292 (h8300_binary_length): Handle conditional binary op.
2293 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2294 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2295 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2296 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2297 constraints. WU is introduced as a variant of U that requires a
2298 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2299 * config/h8300/h8300.md (attr type): Added bitbranch.
2300 (attr length_table): Added bitfield and bitbranch.
2301 (attr length): Compute bitbranch length.
2302 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2303 least-significant bit of a byte.
2304 (brabit, brabc, brabs): New.
2305 (insv, extzv): Emit bfst and bfld on H8300SX.
2306 (bfld, bfst, seq, sne): New.
2307 (bstzhireg, cmpstz, bstz, bistz): New.
2308 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2309 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2310 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2311 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2312 (h8sx_unary_memory_operator): New function.
2313 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2314 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2315 * config/h8300/h8300.md: Add peepholes to combine reloads and
2316 arithmetic insns.
2317 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2318 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2319 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2320 (and?i, ior?i, xor?i): Likewise.
2321 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2322 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2323 Various whitespace fixes.
2324 (h8300_constant_length): New function, split out from...
2325 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2326 (h8300_classify_operand): Use IN_RANGE.
2327 (h8300_classify_operand): Use h8300_constant_length.
2328 (h8300_short_move_mem_p): Tighten size check.
2329 (h8sx_mergeable_memrefs_p): Tighten equality check.
2330 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2331 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2332 for -msx.
2333 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2334 * config/h8300/crtn.asm: Likewise.
2335 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2336 if __H8300SX__ is defined.
2337 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2338 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2339 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2340 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2341 addresses as mode-dependent.
2342 * config/h8300/h8300.c (print_operand_address): Update call to
2343 h8300_get_index.
2344 (h8300_get_index): Take a mode argument. Rework to fix an
2345 earlier misunderstanding.
2346 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2347 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2348 into a register if TARGET_H8300SX.
2349 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2350 TARGET_H8300SX. Also disable related define_splits.
2351 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2352 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2353 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2354 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2355 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2356 (EXTRA_CONSTRAINT_STR): Check it.
2357 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2358 class arguments.
2359 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2360 * config/h8300/h8300.md (length_table): Add mov_imm4.
2361 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2362 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2363 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2364 be a label.
2365 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2366 * config/h8300/h8300.c (h8300_reorg): New function.
2367 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2368 * config/h8300/h8300.md (length): Subtract the length of the
2369 delay slot from (pc) when checking the range of forward branches.
2370 (delay_slot, can_delay): New attributes.
2371 (define_delay): Add bra/s handling.
2372 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2373 (jump): Add delayed-branch handling.
2374 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2375 * expr.c (expand_strcpy): New function.
2376 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2377 (expand_builtin_stpcpy): Likewise.
2378 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2379 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2380 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2381 handling to improve register allocation for -fno-omit-frame-pointer.
2382 (h8sx_split_movmd): Delete, moving er6 handling into...
2383 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2384 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2385 (movmd): Add calls to copy_rtx.
2386 (movmd_internal): In the second alternative, allow the initial and
2387 final destination registers to be different . Update the splitter
2388 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2389 instead of h8sx_split_movmd.
2390 (stpcpy, movsd): New expanders.
2391 (movsd_internal): New define_insn.
2392 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2393 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2394 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2395 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2396 and DESTINATION_REGS.
2397 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2398 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2399 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2400 (h8300_move_ratio): Declare.
2401 (MOVE_RATIO): Use it.
2402 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2403 (h8300_init_once): Initialize it.
2404 (h8300_reg_class_from_letter): New function.
2405 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2406 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2407 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2408 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2409 (movstrsi, movmd): New expanders.
2410 (movmd_internal): New insn.
2411 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2412 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2413 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2414 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2415 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2416 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2417 * config/h8300/h8300.c (nibble_operand): Fix warning.
2418 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2419 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2420 (movsf_h8300h): Disable for TARGET_H8300SX.
2421 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2422 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2423 h8300_stm_parallel and h8300_return_parallel.
2424 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2425 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2426 h8300_stm_parallel, h8300_return_parallel): New functions.
2427 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2428 if TARGET_H8300SX. Use h8300_push_pop.
2429 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2430 and final pop when generating h8sx code. Always emit some form
2431 of return insn.
2432 * config/h8300/h8300.md: Don't enforce register alignment in
2433 stm peepholes if TARGET_H8300SX.
2434 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2435 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2436 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2437 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2438 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2439 (MULTILIB_DIRNAMES): Add a directory for it.
2440 (MULTILIB_MATCHES): Delete.
2441 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2442 * final.c (walk_alter_subreg): Handle addresses with subregs
2443 inside a ZERO_EXTEND or AND.
2444 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2445 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2446 if TARGET_H8300SX.
2447 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2448 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2449 @(dd,Rn.w) and @(dd,ERn.L).
2450 (h8300_displacement_size): Take the whole address as argument.
2451 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2452 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2453 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2454 (h8sx_mergeable_memrefs_p): Declare.
2455 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2456 (HAVE_PRE_INCREMENT): Likewise.
2457 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2458 addresses for TARGET_H8300SX,
2459 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2460 and POST_DEC.
2461 (movb_length_table, movl_length_table): New tables.
2462 (movw_length_table): Define to movb_length_table.
2463 (h8300_displacement_size): New, split out from...
2464 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2465 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2466 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2467 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2468 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2469 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2470 (h8sx_unary_shift_operator): Get the mode from the operator.
2471 (binary_shift_operator): Likewise.
2472 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2473 a memory reference, check whether the reference is offsettable.
2474 (length_table): Add movb, movw and movl.
2475 (movqi): Add new h8sx pattern. Don't force one operand to be a
2476 register when generating h8sx code.
2477 (movhi, movsi, movsf): Likewise.
2478 (movstrictqi): Use the length_table attribute.
2479 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2480 (addqi3): Split into a define_expand and define_insn. Don't accept
2481 memory operands in the expander. Use h8300_operands_match_p to
2482 check for matching operands in the define_insn.
2483 (subqi3, negqi2, one_cmplqi2): Likewise.
2484 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2485 in any patterns that are unused in h8sx code. In the h8sx patterns,
2486 use h8300_operands_match_p to check whether operands match.
2487 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2488 one_cmpl[hs]i3): Likewise.
2489 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2490 in the expander.
2491 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2492 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2493 (h8300_insn_length_from_table): Add a second parameter.
2494 (output_h8sx_shift): Declare.
2495 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2496 (EXTRA_CONSTRAINT): Replace with...
2497 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2498 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2499 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2500 and h8sx_binary_shift_operator.
2501 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2502 for TARGET_H8300SX.
2503 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2504 (bit_memory_operand, fix_bit_operand): Likewise.
2505 (h8300_length_table_for_insn): Remove.
2506 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2507 instructions.
2508 (h8300_short_immediate_length, h8300_binary_length): New functions.
2509 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2510 (output_plussi): Use sub to add negative constants.
2511 (compute_plussi_length): Adjust accordingly.
2512 (h8sx_single_shift_type): New enum.
2513 (h8sx_single_shift, h8sx_unary_shift_operator,
2514 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2515 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2516 single h8sx instruction. Return false in this case.
2517 * config/h8300/h8300.md (length_table): Add short_immediate.
2518 (length): Pass the operand array to h8300_insn_length_from_table.
2519 (adjust_length): Assume "no" for insns with a length_table attribute.
2520 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2521 (*addhi3_h8300hs): Don't use for h8sx.
2522 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2523 and sub.w #xx:3.
2524 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2525 1's predicate to nonimmediate_operand. Only skip default expansion
2526 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2527 for single h8sx shift instructions.
2528 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2529 * config/h8300/h8300.c (nibble_operand): Split out of...
2530 (reg_or_nibble_operand): ... this.
2531 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2532 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2533 umulhisi3): Introduce expand, and introduce separate insns for
2534 sign- or zero-extended REG and already-extended CONST_INT.
2535 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2536 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2537 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2538 (subhi3): Likewise. Don't accept immediates for operand 1.
2539 Remove the early clobber from second alternative of the h8300s pattern.
2540 (subsi3): Generalize for h8sx. Force operand 2 into a register
2541 on plain h8300 targets.
2542 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2543 (subsi3_h8300h): Generalize for h8sx.
2544 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2545 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2546 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2547 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2548 (TARGET_H8300SXMUL): New.
2549 (CONST_OK_FOR_P): New.
2550 (CONST_OK_FOR_LETTER_P): Adjust.
2551 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2552 umulhisi3): Accept 4-bit immediate on H8SX.
2553 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2554 (udivsi3, divhi3, udivsi3, divsi3): New.
2555 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2556 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2557 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2558 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2559 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2560 Add ADDRESSOF to the bit_operand entry.
2561 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2562 (h8300_src_operand): Likewise.
2563 (bit_operand): Check nonimmediate_operand rather than general_operand.
2564 Accept any nonimmediate_operand in h8sx code.
2565 (h8300_and_costs): Initialize operands[1].
2566 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2567 (h8300_operand_class): New enum.
2568 (h8300_length_table): New typedef.
2569 (addb_length_table, addw_length_table, addl_length_table,
2570 logicl_length_table): New tables.
2571 (logicb_length_table, logicw_length_table): New macros.
2572 (h8300_classify_operand, h8300_length_from_table,
2573 h8300_length_table_for_insn, h8300_unary_length,
2574 h8300_insn_length_from_table): New functions.
2575 (output_plussi): Only use adds and subs for register destinations.
2576 Disable redundant clause.
2577 (compute_plussi_cc): Likewise.
2578 (compute_plussi_length): Likewise. Use h8300_length_from_table
2579 to work out the length of an insn.
2580 (output_logical_op): Only use narrower immediate instructions
2581 if the destination is a register.
2582 (compute_logical_op_cc): Likewise.
2583 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2584 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2585 * config/h8300/h8300.md (length_table): New attribute.
2586 (length): When an instruction has a length_table attribute, use
2587 h8300_insn_length_from_table to calculate its default length.
2588 (cmpqi): Use h8300_dst_operand for the first operand and
2589 h8300_src_operand for the second.
2590 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2591 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2592 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2593 iorsi3, xorhi3, xorsi3): Likewise.
2594 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2595 so that it allows any combination of operands for TARGET_H8300SX.
2596 (iorqi3, xorqi3): Likewise.
2597 (cmpqi): Use the length_table attribute.
2598 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2599 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2600 (cmpqi): Add 'Q' constraint.
2601 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2602 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2603 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2604 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2605 (TARGET_H8300S): True for both -ms and -msx.
2606 (TARGET_H8300SX): New macro.
2607 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2608 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2609 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2610 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2611 [Temporary change.]
2612 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2613 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2614 16-bit pointers and 32-bit ints.
2615 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2616 CONST_DOUBLE with mode no wider than SImode.
2617 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2618 output operand.
2619 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2620 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2621 or SUBREG thereof.
2622 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2623 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2624 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2626 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2628 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2630 2004-07-07 Per Bothner <per@bothner.com>
2632 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2634 2004-07-07 Mike Stump <mrs@apple.com>
2636 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2637 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2638 (machopic_finish): Likewise.
2640 2004-07-07 Richard Henderson <rth@redhat.com>
2642 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2643 through any value-preserving cast.
2645 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2647 * function.c (assign_parm_find_data_types): Call
2648 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2650 2004-07-07 Steven Bosscher <stevenb@suse.de>
2652 * tree-cfg.c (group_case_labels): Remove case labels that have
2653 the same target as the default case.
2655 2004-07-07 Steven Bosscher <stevenb@suse.de>
2657 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2658 regardless of DECL_LANG_SPECIFIC being present or not.
2659 * tree.h (DECL_NUM_STMTS): Purge.
2661 2004-07-07 Andrew Pinski <apinski@apple.com>
2663 * configure: Regenerate with the right autoconf.
2665 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2667 * ifcvt.c (total_bb_rtx_cost): New function.
2668 (find_if_case_1): Compare rtx_cost of basic block to cost of
2669 BRANCH_COST insns.
2670 (find_if_case_2): Same.
2672 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2674 PR target/10567
2675 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2676 (output_return): Likewise.
2677 (output_sibcall): Abort if !flag_delayed_branch.
2678 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2679 (emit_and_preserve): New function.
2680 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2681 indirect jump to the thunked-to function if !flag_delayed_branch.
2682 * config/sparc/sparc.md (delayed_branch): New attribute.
2683 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2684 attribute to compute the length of the insn.
2685 (goto_handler_and_restore): Likewise.
2687 2004-07-07 Andrew Pinski <apinski@apple.com>
2689 PR tree-optimization/15777
2690 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2692 * expr.c (expand_expr_real_1): Fix formating.
2693 BUFFER_REF and IN_EXPR are dead.
2694 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2695 * tree-inline.c (estimate_num_insns_1): Likewise.
2696 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2697 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2698 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2700 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2702 * collect2.c (dump_file): Don't call cplus_demangle if
2703 HAVE_LD_DEMANGLE is defined.
2704 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2705 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2706 if HAVE_LD_DEMANGLE is defined.
2708 * configure.ac (--with-demangler-in-ld): Added
2709 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2710 --with-demangler-in-ld is used.
2711 * config.in: Regenerated.
2712 * configure: Likewise.
2714 2004-07-07 Roger Sayle <roger@eyesopen.com>
2716 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2717 for simple floating point operations "fp", double precision
2718 multiplication "dmul", and single and double precision division
2719 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2720 (ppc630_cost): New table split from ppc620_cost, to distinguish
2721 differences in floating point latencies.
2722 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2723 (rs6000_rtx_costs): Add support for single and double precision
2724 floating point addition, subtraction, multiplication, division,
2725 fused-multiply-add, fused-multiply-sub, negation, absolute value
2726 and negative absolute value. Tweak MEM case to use prefered idiom.
2728 2004-07-07 Richard Henderson <rth@redhat.com>
2730 * tree-flow-inline.h (may_propagate_copy): Move...
2731 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2732 attempt to copy between types requiring conversion.
2733 * tree-flow.h (may_propagate_copy): Update decl.
2734 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2736 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2738 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2739 from -mtune= option.
2741 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2743 * builtins.c: Rename movstr*, except for movstrict*, to
2744 movmem* and clrstr* to clrmem*.
2745 * expr.c: Likewise.
2746 * expr.h: Likewise.
2747 * genopinit.c: Likewise.
2748 * integrate.c: Likewise.
2749 * local-alloc.c: Likewise.
2750 * optabs.c: Likewise.
2751 * optabs.h: Likewise.
2752 * config/alpha/alpha.h: Likewise.
2753 * config/alpha/alpha.md: Likewise.
2754 * config/arm/arm-protos.h: Likewise.
2755 * config/arm/arm.c: Likewise.
2756 * config/arm/arm.md: Likewise.
2757 * config/avr/avr.md: Likewise.
2758 * config/c4x/c4x.c: Likewise.
2759 * config/c4x/c4x.md: Likewise.
2760 * config/frv/frv.md: Likewise.
2761 * config/i386/i386-protos.h: Likewise.
2762 * config/i386/i386.c: Likewise.
2763 * config/i386/i386.h: Likewise.
2764 * config/i386/i386.md: Likewise.
2765 * config/i860/i860.c: Likewise.
2766 * config/i860/i860.md: Likewise.
2767 * config/ip2k/ip2k.md: Likewise.
2768 * config/ip2k/libgcc.S: Likewise.
2769 * config/ip2k/t-ip2k: Likewise.
2770 * config/m32r/m32r.c: Likewise.
2771 * config/m32r/m32r.md: Likewise.
2772 * config/mcore/mcore.md: Likewise.
2773 * config/mips/mips.c: Likewise.
2774 * config/mips/mips.md: Likewise.
2775 * config/ns32k/ns32k.c: Likewise.
2776 * config/ns32k/ns32k.h: Likewise.
2777 * config/ns32k/ns32k.md: Likewise.
2778 * config/pa/pa.c: Likewise.
2779 * config/pa/pa.md: Likewise.
2780 * config/pdp11/pdp11.h: Likewise.
2781 * config/pdp11/pdp11.md: Likewise.
2782 * config/rs6000/rs6000.c: Likewise.
2783 * config/rs6000/rs6000.md: Likewise.
2784 * config/s390/s390-protos.h: Likewise.
2785 * config/s390/s390.c: Likewise.
2786 * config/s390/s390.md: Likewise.
2787 * config/sh/lib1funcs.asm: Likewise.
2788 * config/sh/sh.c: Likewise.
2789 * config/sh/sh.md: Likewise.
2790 * config/sh/t-sh: Likewise.
2791 * config/sparc/sparc.h: Likewise.
2792 * config/vax/vax.md: Likewise.
2793 * config/xtensa/xtensa.c: Likewise.
2794 * config/xtensa/xtensa.md: Likewise.
2795 * doc/invoke.texi: Likewise.
2796 * doc/md.texi: Likewise.
2797 * doc/rtl.texi: Likewise.
2799 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2801 PR target/16407
2802 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2803 * config/mips/mips.c (mips_declare_common_object): New function,
2804 mostly split out from...
2805 (mips_output_aligned_decl_common): ...here.
2806 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2807 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2808 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2809 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2811 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2813 PR c/16392
2814 * function.c (assign_parms): Fix typo from previous change.
2816 2004-07-07 Jason Merrill <jason@redhat.com>
2818 PR c++/15815
2819 * doc/extend.texi (C++ Interface): Correct information and
2820 discourage use.
2822 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2824 PR target/16130
2825 PR target/16142
2826 PR target/16143
2827 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2828 insn.
2830 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2832 PR target/1679.
2833 * config/m32r/m32r.c (m32r_function_symbol): New function:
2834 Generate a symbol name RTX with the correct m32r specific flags
2835 set.
2836 (block_move_call): Use new function to generate correct symbol.
2837 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2838 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2839 function.
2841 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2843 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2844 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2845 TYPE_BINFO_BASETYPE): Remove.
2846 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2847 to ...
2848 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2849 here.
2850 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2851 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2852 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2853 (struct tree_binfo): Rename base_types to base_binfos.
2854 * alias.c (record_component_aliases): Adjust BINFO macros.
2855 * dbxout.c (dbxout_type): Likewise.
2856 * dwarf2out.c (gen_member_die): Likewise.
2857 * sdbout.c (sdbout_one_type): Likewise.
2858 * tree-dump.c (deque_and_dump): Likewise.
2859 * config/i386/i386.c (classify_argument,
2860 contains_128bit_aligned_vector_p): Likewise.
2862 2004-07-07 Nick Clifton <nickc@redhat.com>
2864 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2865 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2867 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2869 * vec.h: Fix the example use.
2871 2004-07-06 Richard Henderson <rth@redhat.com>
2873 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2874 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2875 * tree-inline.c (copy_body_r, setup_one_parameter,
2876 initialize_inlined_parameters, expand_call_inline,
2877 declare_inline_vars): Don't check it.
2878 (expand_calls_inline): Remove old version, rename new version
2879 from gimple_expand_calls_inline.
2880 * tree-optimize.c (execute_gimple): Remove.
2881 (pass_gimple): Don't run anything.
2883 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2885 * doc/sourcebuild.texi: Use semicolons instead of commas in
2886 section title.
2888 2004-07-06 Richard Henderson <rth@redhat.com>
2890 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2891 (sra_walk_modify_expr, scan_init): Likewise.
2892 (generate_element_zero): Check visited before scanning children.
2893 (generate_element_init): Set visited on error.
2894 (scalarize_init): Handle generate_element_init failure similar
2895 to use_block_copy.
2897 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2899 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2900 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2902 2004-07-06 Richard Henderson <rth@redhat.com>
2904 * config/i386/i386.c (legitimize_pic_address): Make static.
2905 (legitimize_address): Handle CONST with TLS operand.
2906 (ix86_expand_move): Don't call legitimize_pic_address directly.
2907 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2909 2004-07-06 Roger Sayle <roger@eyesopen.com>
2911 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2912 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2913 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2914 is currently executed unconditionally, i.e. not in "else_bb".
2916 2004-07-06 Steven Bosscher <stevenb@suse.de>
2918 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2919 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2920 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2921 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2922 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2923 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2924 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2925 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2926 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2927 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2928 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2929 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2930 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2931 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2932 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2933 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2935 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2937 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2938 * expr.c (expand_expr_real_1): Ditto.
2939 * tree-inline.c (estimate_num_insns_1): Ditto.
2940 * tree-pretty-print.c (dump_generic_node): Ditto.
2941 (op_symbol): Ditto.
2942 * tree.def: Ditto.
2944 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2946 * tree-ssa-pre.c (reference_node_pool): New pool.
2947 (find_or_generate_expression): Class 'r' is okay too.
2948 (create_value_expr_from): Ditto.
2949 (add_to_sets): LHS should not include vuses.
2950 (eliminate): Ditto.
2951 (compute_avail): Reverse ordering of tests.
2952 Valuize INDIRECT_REF as well.
2954 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2956 PR rtl-optimization/16380
2957 * loop.c (check_dbra_loop): Sink comparison instructions if they
2958 do something other than set cc0.
2960 2004-07-06 James E Wilson <wilson@specifixinc.com>
2962 * doc/interface.texi (longjmp and automatic variables): Delete
2963 paragraph recommending taking the address of a variable.
2965 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2967 * vec.h (VEC_embedded_alloc): Remove.
2968 (VEC_embedded_size, VEC_embedded_init): New.
2969 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2970 MEM_STAT_INFO.
2971 (VEC_truncate): New.
2972 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2973 (vec_embedded_alloc): Remove.
2974 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2975 (vec_embedded_alloc): Remove.
2977 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2979 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2980 (gt-langhooks.h): Remove.
2982 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2984 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2986 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2988 * config/sparc/sparc.c (get_pc_symbol): Rename into
2989 add_pc_to_pic_symbol.
2990 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2991 (load_pic_register): Account for previous changes.
2992 Use reg_names. Don't create the label twice.
2993 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2994 UNSPEC_LOAD_PCREL_SYM.
2995 (get_pc): Rename into load_pcrel_sym. Add predicate to
2996 operands. Remove condition.
2998 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3000 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3001 RECORD, UNION & QUAL_UNION is actually a binfo.
3003 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3004 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3005 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3006 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3007 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3008 (gen_inheritance_die): Likewise.
3009 * tree-dump.c (deque_and_dump): Likewise.
3010 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3012 2004-07-06 Steven Bosscher <stevenb@suse.de>
3014 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3015 Define.
3016 * config/mcore/mcore.md: Model memory latency with a simple DFA
3017 pipeline description instead of a define_function_unit.
3019 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3021 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3022 * langhooks.h (var_mod_type_p): Likewise.
3023 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3024 * expr.c (count_type_elements): Properly handle return from
3025 array_type_nelts and properly test for overflow.
3026 * gimplify.c (gimplify_init_constructor): Properly handle return
3027 from array_type_nelts.
3028 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3029 * integrate.c (copy_decl_for_inlining): Correct comments.
3030 * tree-inline.c (remap_decl): Update comments, remove dead code,
3031 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3032 (remap_type): Only remap if variably modified by vars in function
3033 being inlined.
3034 (copy_body_r): Use compatible_type langhooks to see when can fold.
3035 (setup_one_parameter): Don't remap type.
3036 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3037 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3038 compute TREE_INVARIANT for decl case.
3039 (find_var_from_fn): New function.
3040 (variably_modified_type_p): Add arg and call new function.
3041 * tree.h (variably_modified_type_p): Add extra arg.
3043 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3045 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3046 (goto_handler_and_restore_v9): Delete disabled insn.
3047 (goto_handler_and_restore_v9_sp64): Likewise.
3049 2004-07-05 Roger Sayle <roger@eyesopen.com>
3051 * calls.c (load_register_parameters): Call expand_shift instead
3052 of expand_binop with ashl_optab (or other shift optab) directly.
3053 * expr.c (emit_group_load, emit_group_store): Likewise.
3054 * function.c (assign_parm_setup_block): Likewise.
3055 * stmt.c (shift_return_value): Likewise.
3057 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3059 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3061 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3063 * doc/sourcebuild.texi: Revert previous patch.
3065 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3067 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3068 TARGET_MEM_FUNCTIONS.
3069 * system.h: Poison TARGET_MEM_FUNCTIONS.
3070 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3071 bcmp_libfunc, bzero_libfunc): Remove.
3072 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3073 bzero_libfunc.
3074 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3075 * doc/standards.texi: Don't mention calling BSD string functions.
3076 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3077 * config/vax/t-memfuncs: New.
3078 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3079 config/memset.c: New.
3080 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3081 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3082 vax/t-memfuncs.
3083 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3084 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3085 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3086 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3087 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3088 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3089 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3090 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3091 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3092 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3094 2004-07-05 Richard Henderson <rth@redhat.com>
3096 * function.c (assign_parm_setup_reg): Properly rename variables in
3097 FUNCTION_ARG_CALLEE_COPIES section.
3099 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3101 * tree-mudflap.c: Include cgraph.h.
3102 (mf_init_extern_trees): Rename to mudflap_init. Export.
3103 Rewrite to create synthetic declarations instead of looking
3104 up declarations from mf-runtime.h.
3105 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3106 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3107 Correct commentary.
3108 (execute_mudflap_function_decls, mudflap_register_call):
3109 Don't call mf_init_extern_trees.
3110 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3112 * tree-mudflap.h: Update prototypes.
3113 * c-mudflap.c: Delete file.
3114 * c-common.c: Include tree-mudflap.h.
3115 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3116 * Makefile.in: Remove all references to c-mudflap.o.
3117 Update dependencies.
3119 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3121 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3122 displacements with the spatial-locality cache-control completer.
3124 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3126 * langhooks.c: Don't include gt-langhooks.h.
3127 (var_labelno): Delete.
3128 (lhd_set_decl_assembler_name): Do not append a distinguishing
3129 number to file-scope internal-linkage declarations for the first
3130 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3131 the declaration itself (if at block scope), or its containing
3132 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3133 number.
3135 * opts.c (cur_in_fname): New global.
3136 * opts.h: Declare it.
3137 * tree.c: Include opts.h.
3138 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3139 DECL_UID equal to cur_in_fname.
3140 (copy_node_stat): Do not change DECL_UID when copying a
3141 TRANSLATION_UNIT_DECL.
3142 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3143 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3145 * c-decl.c (c_static_assembler_name): Delete.
3146 * c-tree.h (c_static_assembler_name): Delete prototype.
3147 * c-lang.c, objc/objc-lang.c: Don't override
3148 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3150 * Makefile.in (tree.o): Update dependencies.
3151 (GTFILES): Remove langhooks.c.
3153 2004-07-05 Roger Sayle <roger@eyesopen.com>
3155 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3156 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3157 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3158 Optimize "X % -Y" as "X % Y" for signed modulus.
3159 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3160 into "((unsigned) X % Y) == 0".
3162 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3164 * sourcebuild.texi (Config Fragments): Use @comma{} in
3165 cross-reference to section title.
3167 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3169 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3170 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3171 (gimplify_target_expr, gimplify_expr): Likewise.
3172 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3173 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3174 whole function.
3175 (gimplify_compound_lval): See if we can strip any useless conversion.
3176 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3177 from RHS, not LHS.
3178 (gimplify_modify_expr_to_memset): Likewise.
3179 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3180 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3181 (declare_inline_vars): Likewise.
3182 (walk_type_fields): New function.
3183 (walk_tree): Use it.
3184 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3186 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3187 (sra_walk_modify_expr): Allow init function to fail.
3188 (scan_init): Now returns bool.
3189 (generate_element_init): If can't understand INIT, return false.
3190 (scalarize_init): Return false if generate_element_init does.
3192 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3193 print bounds.
3195 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3196 bounds if bounds aren't constant.
3198 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3200 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3201 to type hooks; remove bogus PARAMS.
3203 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3205 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3206 * dwarf2out.c (add_data_member_location_attribute): Check for
3207 TREE_BINFO.
3208 * tree.c (tree_node_kinds): Add "binfos".
3209 (binfo_lang_slots): New.
3210 (make_node_stat): Add TREE_BINFO.
3211 (make_tree_binfo_stat): New.
3212 (tree_node_structure): Add TREE_BINFO.
3213 * tree.def (TREE_BINFO): New.
3214 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3215 (RECORD_OR_UNION_CHECK): ... here.
3216 (NOT_RECORD_OR_UNION_CHECK): New.
3217 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3218 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3219 RECORD_OR_UNION_CHECK.
3220 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3221 (TYPE_LANG_SLOT_1): New.
3222 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3223 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3224 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3225 (BINFO_ELTS): Remove.
3226 (BINFO_LANG_SLOT): New.
3227 (struct tree_binfo): New.
3228 (binfo_lang_slots): Declare.
3229 (enum tree_node_structure_enum): Add TS_BINFO.
3230 (union tree_node): Add binfo.
3231 (make_tree_binfo_stat): Declare.
3232 (make_tree_binfo): New.
3233 (enum tree_node_kind): Add binfo_kind.
3235 * objc/objc-act.c (start_class, objc_declare_protocols,
3236 start_protocols): Use TYPE_LANG_SLOT_1.
3237 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3238 to ...
3239 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3240 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3241 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3242 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3244 2004-07-05 Steven Bosscher <stevenb@suse.de>
3246 * rtl.h (struct rtx_def): Remove the integrated flag.
3247 Use the return_val flag for MEM_SCALAR_P.
3248 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3250 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3252 PR target/16357
3253 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3254 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3255 move_by_pieces.
3257 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3259 * var-tracking.c: Fix some comments.
3260 (frame_stack_adjust): New.
3261 (vt_stack_adjustments): Init stack_adjust of entry block to
3262 minus stack adjustment of function prologue.
3263 (adjust_stack_reference): Do not adjust if adjustment == 0.
3264 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3265 (emit_notes_in_bb): Likewise.
3266 (vt_add_function_parameters): Do not adjust locations of
3267 function arguments.
3268 (vt_initialize): Compute the stack adjustment of function
3269 prologue and offset the initial "location" of frame_base_decl
3270 from the stack pointer after prologue.
3272 2004-07-04 Richard Henderson <rth@redhat.com>
3274 * function.c (struct assign_parm_data_all): New.
3275 (struct assign_parm_data_one): New.
3276 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3277 assign_parm_find_data_types, assign_parms_setup_varargs,
3278 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3279 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3280 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3281 assign_parm_setup_block, assign_parm_setup_reg,
3282 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3283 (assign_parms): ... here.
3285 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3287 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3288 now are bitmap_set_t's.
3289 (bitmap_insert_into_set): No point in inserting the value if
3290 it's invariant.
3291 (bitmap_set_contains): New function.
3292 (bitmap_set_replace_value): Add comment on why we do it
3293 this way.
3294 (set_contains): Removed.
3295 (bitmap_set_subtract_from_value_set): New name of
3296 set_subtract now that it's arguments are two different
3297 types of sets.
3298 Update callers.
3299 (bitmap_find_leader): Change algorithm used.
3300 (find_or_generate_expression): Update use of functions for new
3301 bitmap sets.
3302 (create_expression_by_pieces): Ditto.
3303 (insert_aux): Ditto.
3304 (insert): Ditto.
3305 (add_to_sets): Ditto.
3306 (init_pre): Ditto.
3307 (execute_pre): Ditto.
3308 (compute_avail): Ditto.
3309 Also ignore virtual phis.
3311 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3313 * combine.c (simplify_comparison): Fix comment typo.
3315 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3317 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3318 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3319 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3320 (output_restore): Change parameter from 'insn' to 'pat'.
3321 (output_return): Adjust call to output_restore.
3322 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3323 Adjust call to output_restore.
3325 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3327 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3328 and assert system is bsd.
3330 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3332 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3333 (TARGET_SWITCHES): Remove -mdebugc.
3334 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3335 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3336 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3337 (sle_[sd]i_reg): Delete.
3339 2004-07-04 Steven Bosscher <stevenb@suse.de>
3341 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3342 Define.
3343 * config/iq2000/iq2000.md: Translate old pipeline description to an
3344 equivalent new one.
3346 2004-07-04 Roger Sayle <roger@eyesopen.com>
3348 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3349 Ensure the replacement rhs is valid gimple before performing
3350 the substitution. Return false if these sanity checks fail.
3351 (fold_stmt): Only set changed to true, if set_rhs returns true.
3352 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3353 succeeds.
3355 2004-07-04 Richard Henderson <rth@redhat.com>
3357 PR c/16348
3358 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3360 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3362 * configure.ac (ranlib_flags): New variable.
3363 * Makefile.in (RANLIB_FLAGS): New variable.
3364 (libbackend.a): Use it.
3365 * configure: Regenerated.
3367 2004-07-04 Roger Sayle <roger@eyesopen.com>
3369 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3370 a "sign mask" instead of using ashr_optab directly.
3372 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3374 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3375 * doc/cppopts.texi: Clarify processing of command-line defines.
3377 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3379 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3381 2004-07-04 Richard Henderson <rth@redhat.com>
3383 * rtl.def (ADDRESSOF): Remove.
3384 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3385 (find_base_term, memrefs_conflict_p): Likewise.
3386 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3387 (fold_rtx, cse_insn, set_live_p): Likewise.
3388 * dwarf2out.c (mem_loc_descriptor): Likewise.
3389 (add_location_or_const_value_attribute): Likewise.
3390 * emit-rtl.c (copy_insn_1): Likewise.
3391 * explow.c (memory_address): Likewise.
3392 * expmed.c (store_split_bit_field): Likewise.
3393 * expr.c (expand_expr_real_1): Likewise.
3394 * function.c (instantiate_decl
3395 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3396 * genrecog.c (preds, validate_pattern): Likewise.
3397 * integrate.c (copy_rtx_and_substitute): Likewise.
3398 * recog.c (general_operand, register_operand): Likewise.
3399 (memory_address_p): Likwise.
3400 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3401 * rtl.c (copy_rtx): Likewise.
3402 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3403 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3404 * rtlhooks.c (gen_lowpart_general): Likewise.
3405 * stmt.c (expand_asm_operands): Likewise.
3406 * web.c (entry_register, replace_ref, web_main): Likewise.
3407 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3408 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3409 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3410 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3411 * config/frv/frv.c (move_destination_operand, move_source_operand,
3412 condexec_dest_operand, condexec_source_operand,
3413 condexec_memory_operand): Likewise.
3414 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3415 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3416 (destination_xfmode_operand): Likewise.
3417 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3418 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3419 * config/s390/s390.c (general_s_operand): Likewise.
3420 * config/s390/s390.md (mov*): Likewise.
3421 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3423 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3424 * expr.c (expand_expr_real_1): Likewise.
3425 * stmt.c (expand_decl): Likewise.
3426 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3428 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3429 postponed_insns, put_var_into_stack, put_reg_into_stack,
3430 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3431 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3432 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3433 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3434 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3435 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3436 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3437 struct insns_for_mem_walk_info, insns_for_mem_walk,
3438 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3439 setjmp_protect_args): Remove.
3440 (push_function_context_to): Don't handle var_refs_queue.
3441 (pop_function_context_from, free_after_compilation): Likewise.
3442 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3443 (assign_parms, allocate_struct_function): Likewise.
3444 (use_register_for_decl): New.
3445 (expand_function_end): Don't setjmp_protect.
3446 * function.h (struct emit_status): Update commentary.
3447 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3448 (max_parm_reg, parm_reg_stack_loc): Remove.
3449 * passes.c (DFI_addressof): Remove.
3450 (dump_file_info): Remove addressof.
3451 (rest_of_handle_addressof): Remove.
3452 (rest_of_compilation): Don't call it.
3453 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3454 * stmt.c (expand_decl): Use use_register_for_decl.
3455 * tree.h: Update decls.
3456 * web.c (mark_addressof): Remove.
3457 * doc/invoke.texi (-dF): Remove.
3459 2004-07-03 Richard Henderson <rth@redhat.com>
3461 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3462 instead of gen_mem_addressof.
3463 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3464 TImode output register.
3466 2004-07-03 Richard Henderson <rth@redhat.com>
3468 PR tree-optimization/16341
3469 * tree-sra.c (sra_walk_function): Increment to next stmt before
3470 processing the current stmt.
3471 (sra_insert_after): Always use BSI_SAME_STMT.
3473 2004-07-03 Richard Henderson <rth@redhat.com>
3475 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3476 fp plus with minus.
3478 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3480 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3481 with tree_int_cst_equal.
3483 2004-07-03 Andreas Schwab <schwab@suse.de>
3485 * config/ia64/ia64.md: Define new attribute "empty".
3486 (prologue_use, nop_x, insn_group_barrier): Set it.
3488 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3489 skip over "empty" insns.
3491 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3493 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3494 context to gimplify_body.
3495 (walk_tree): Don't walk into types twice.
3496 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3498 * tree-sra.c (generate_element_init): Remove any useless conversions.
3500 * gimplify.c (gimplify_conversion): Remove stripping useless
3501 conversions from here.
3502 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3503 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3504 Unshare before substituting PLACEHOLDER_EXPR.
3505 (gimplify_modify_expr_to_memset): Likewise.
3506 Pass address of TO to memset, not TO itself.
3507 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3508 time we make an expression (to match a PLACEHOLDER_EXPR).
3510 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3511 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3512 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3513 * tree-ssa-dom.c (local_fold): Likewise.
3515 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3516 * langhooks.h (strct lang_hooks): New field type_max_size.
3517 * function.c (assign_temp): Call it.
3519 2004-07-03 Steven Bosscher <stevenb@suse.de>
3521 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3522 * config/sh/sh.md: Convert the SH1 pipeline description to
3523 a DFA model.
3525 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3527 * c-decl.c (struct c_binding): Remove contour field; add
3528 depth, invisible, nested fields.
3529 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3530 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3531 (bind): Add invisible and nested arguments. Initialize
3532 new fields of struct c_binding; adjust loop scanning for
3533 insertion point.
3534 (free_binding_and_advance): Clear structure with memset.
3535 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3536 in file scope, even if it's in external scope too.
3537 (pushdecl): Adjust to match. Create invisible file-scope
3538 declarations for block-scope forward declarations of static functions.
3539 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3540 (undeclared_variable, lookup_label, declare_label, define_label)
3541 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3542 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3543 (store_parm_decls_oldstyle): Adjust to match.
3544 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3545 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3547 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3548 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3550 2004-07-02 Richard Henderson <rth@redhat.com>
3552 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3553 around variable_size.
3554 (set_decl_nonlocal): Remove.
3555 (store_parm_decls): Add stmts for pending sizes.
3556 * calls.c (calls_function, calls_function_1): Remove.
3557 (precompute_arguments): Don't call it.
3558 * cfgexpand.c (set_save_expr_context): Remove.
3559 (tree_expand_cfg): Don't call it.
3560 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3561 (dwarf2out_finish): Likewise.
3562 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3563 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3564 (safe_from_p): Don't queue SAVE_EXPRs.
3565 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3566 or build plain VAR_DECLs.
3567 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3568 (fold): Likewise.
3569 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3570 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3571 (put_var_into_stack): Don't handle SAVE_EXPR.
3572 (gen_mem_addressof): Likewise.
3573 * function.h (struct function): Remove x_save_expr_regs.
3574 (save_expr_regs): Remove.
3575 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3576 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3577 * stor-layout.c (variable_size): Don't set it.
3578 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3579 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3580 all callers. Don't set SAVE_EXPR_CONTEXT.
3581 * tree-inline.h (remap_save_expr): Update decl.
3582 * tree.c (save_expr): Update build size.
3583 (first_rtl_op): Don't handle SAVE_EXPR.
3584 (unsave_expr_1, contains_placeholder_p): Likewise.
3585 (decl_function_context): Likewise.
3586 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3587 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3588 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3590 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3592 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3593 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3594 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3595 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3596 some first-person references and patronizing comments. Based on
3597 printed manual.
3598 * doc/invoke.texi: Don't reference fortran@gnu.org.
3599 * doc/trouble.texi (Warning when a non-void function value is
3600 ignored): Rewrite. From Russ Allbery and Chris Devers.
3602 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3604 * tree-ssa-pre.c (bitmap_set_t): New.
3605 (bb_value_sets): avail_out is now a bitmap_set_t.
3606 (bitmap_find_leader): New function.
3607 (bitmap_value_insert_into_set): Ditto.
3608 (bitmap_set_copy): Ditto.
3609 (bitmap_value_replace_in_set): Ditto.
3610 (bitmap_set_contains_value): Ditto.
3611 (bitmap_set_new): Ditto.
3612 (bitmap_set_pool): New pool.
3613 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3614 (insert_aux): Ditto.
3615 (add_to_sets): Ditto.
3616 (compute_avail): Ditto
3617 (eliminate): Ditto.
3618 (init_pre): Ditto.
3619 (fini_pre): Ditto.
3620 (execute_pre): Ditto.
3622 2004-07-02 Roger Sayle <roger@eyesopen.com>
3624 * config/rs6000/rs6000.c (struct processor_costs): New structure
3625 used to hold instruction latencies/sizes for processor types.
3626 (rs6000_cost): New global variable pointing to current CPU's costs.
3627 (rs6000_override_options): Initialize rs6000_cost to point to the
3628 appropriate cost table based upon rs6000_cpu and optimize_size.
3629 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3630 timings inline.
3632 2004-07-02 Richard Henderson <rth@redhat.com>
3634 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3636 2004-07-02 Steven Bosscher <stevenb@suse.de>
3638 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3640 2004-07-01 Richard Henderson <rth@redhat.com>
3642 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3643 (alpha_gp_save_rtx): Use assign_stack_local instead of
3644 gen_mem_addressof.
3646 2004-07-01 Richard Henderson <rth@redhat.com>
3648 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3649 (alpha_rtx_cost_data): Update to match.
3650 (alpha_rtx_cost_size): New.
3651 (alpha_rtx_costs): Honor optimize_size.
3653 2004-07-01 Richard Henderson <rth@redhat.com>
3655 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3656 * cfgexpand.c (tree_expand_cfg): Do it here.
3657 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3658 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3659 * config/mips/mips.c (mips_output_mi_thunk): And here.
3660 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3661 * config/sh/sh.c (sh_output_mi_thunk): And here.
3662 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3664 2004-07-01 Richard Henderson <rth@redhat.com>
3666 * tree.def (RTL_EXPR): Remove.
3667 * c-typeck.c (lvalue_p): Don't handle it.
3668 * expr.c (safe_from_p): Likewise.
3669 (expand_expr_real_1): Likewise.
3670 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3671 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3672 * gengtype.c (adjust_field_tree_exp): Likewise.
3673 * stmt.c (warn_if_unused_value): Likewise.
3674 * tree-gimple.c (recalculate_side_effects): Likewise.
3675 * tree-pretty-print.c (dump_generic_node): Likewise.
3676 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3677 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3678 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3680 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3681 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3682 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3683 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3684 all the bits that tracked last_expr.
3685 (expand_end_bindings): Don't track last_expr.
3686 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3687 (clear_last_expr): Remove.
3688 (expand_asm): Don't call it.
3689 (expand_asm_operands, expand_end_cond): Likewise.
3690 (expand_naked_return, expand_null_return_1): Likewise.
3691 * c-typeck.c (c_begin_compound_stmt): Likewise.
3692 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3693 * expr.c (expand_expr_real_1): Likewise.
3694 * tree.h: Update prototypes.
3696 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3697 (struct emit_status): Remove sequence_rtl_expr.
3698 (struct function): Remove x_rtl_expr_chain.
3699 (seq_rtl_expr, rtl_expr_chain): Remove.
3700 * function.c (struct temp_slot): Remove rtl_expr.
3701 (assign_stack_temp_for_type): Don't set it.
3702 (free_temp_slots, pop_temp_slots): Don't check it.
3703 (free_after_compilation): Don't clear x_rtl_expr_chain.
3704 (fixup_var_refs): Don't search it.
3705 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3706 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3707 or seq_rtl_expr.
3708 (push_topmost_sequence): Likewise.
3709 (end_sequence, init_emit): Likewise.
3710 (start_sequence_for_rtl_expr): Remove.
3711 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3712 * rtl.h (preserve_rtl_expr_result): Remove.
3714 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3716 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3717 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3718 typos.
3720 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3722 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3723 (STANDARD_STARTFILE_PREFIX_2): Define.
3724 (standard_startfile_prefix_1): Initialize to
3725 STANDARD_STARTFILE_PREFIX_1.
3726 (standard_startfile_prefix_2): Initialize to
3727 STANDARD_STARTFILE_PREFIX_2.
3728 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3729 (STANDARD_STARTFILE_PREFIX_1): Define.
3730 (STANDARD_STARTFILE_PREFIX_2): Define.
3731 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3732 (STANDARD_STARTFILE_PREFIX_2): Document.
3734 2004-07-01 Richard Henderson <rth@redhat.com>
3736 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3737 in order to disable scalarization. Instead set a flag and wait
3738 for a candidate decl.
3740 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3742 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3743 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3744 Use terminology "testsuite" and "enumerated".
3746 2004-07-01 Richard Henderson <rth@redhat.com>
3748 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3749 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3750 (initial_return_save): Likewise.
3751 (flush_queued_reg_saves): Remap register numbers.
3752 (dwarf2out_return_reg): Likewise.
3754 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3756 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3758 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3759 access functions for lower bound and element size and only output
3760 if lower bound nonzero or element size not same as that of type.
3761 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3763 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3765 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3767 2004-07-01 Per Bothner <per@bothner.com>
3769 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3771 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3773 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3774 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3775 first operand. Don't optimize if the bitfield is volatile.
3777 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3779 * c-pretty-print.c (pp_c_postfix_expression): Handle
3780 floating-point comparison operators.
3781 (pp_c_expression): Pass floating-point comparison
3782 operators to pp_c_postfix_expression.
3784 2004-07-01 Roger Sayle <roger@eyesopen.com>
3786 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3787 rtx_cost instead of "had_mult" to determine whether the transformed
3788 expression is cheaper than the original.
3790 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3792 * alias.c (get_alias_set, canon_rtx, get_addr,
3793 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3794 Use MEM_P.
3795 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3796 expand_builtin): Likewise.
3797 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3798 Likewise.
3799 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3800 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3801 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3802 record_dead_and_set_regs_1, get_last_value_validate,
3803 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3804 * cse.c (check_dependence, canon_hash, equiv_constant,
3805 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3806 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3807 count_reg_usage): Likewise.
3808 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3809 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3810 cselib_record_sets): Likewise.
3811 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3812 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3813 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3814 * df.c (df_uses_record): Likewise.
3815 * dojump (do_jump): Likewise.
3816 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3817 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3818 decl_start_label): Likewise.
3819 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3820 operand_subword, change_address_1, make_safe_from): Likewise.
3821 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3822 stabilize, force_not_mem): Likewise.
3823 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3824 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3825 * expr.c (convert_move, convert_modes, emit_block_move,
3826 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3827 emit_move_insn_1, expand_assignment, store_expr,
3828 store_constructor_field, store_constructor, store_field,
3829 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3830 Likewise.
3831 * final.c (cleanup_subreg_operands, alter_subreg,
3832 get_mem_expr_from_op): Likewise.
3833 * flow.c (notice_stack_pointer_modification_1,
3834 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3835 Likewise.
3836 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3837 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3838 optimize_bit_field, flush_addressof, purge_addressof_1,
3839 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3840 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3841 keep_stack_depressed): Likewise.
3842 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3843 noce_process_if_block, find_memory): Likewise.
3844 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3845 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3846 update_equiv_regs): Likewise.
3847 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3848 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3849 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3850 * passes.c (rest_of_handle_final): Likewise.
3851 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3852 move2add_note_store): Likewise.
3853 * ra-build.c (detect_remat_webs): Likewise.
3854 * ra-debug.c (dump_static_insn_cost): Likewise.
3855 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3856 * recog.c (validate_change, apply_change_group, cancel_changes,
3857 validate_replace_rtx_1, general_operand, register_operand,
3858 nonmemory_operand, push_operand, pop_operand, memory_operand,
3859 indirect_operand, asm_operand_ok, offsettable_memref_p,
3860 offsettable_nonstrict_memref_p, constrain_operands,
3861 store_data_bypass_p): Likewise.
3862 * reg-stack.c (subst_stack_regs_pat): Likewise.
3863 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3864 copy_cost, reg_scan_mark_refs): Likewise.
3865 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3866 combine_stack_adjustments_for_block): Likewise.
3867 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3868 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3869 find_reloads, find_reloads_address, find_reloads_address_1,
3870 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3871 find_equiv_reg): Likewise.
3872 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3873 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3874 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3875 delete_address_reloads): Likewise.
3876 * resource.c (mark_referenced_resources): Likewise.
3877 * rtlanal.c (get_jump_table_offset, count_occurrences,
3878 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3879 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3880 num_sign_bit_copies1): Likewise.
3881 * rtlhooks.c (gen_lowpart_general): Likewise.
3882 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3883 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3884 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3885 sdbout_global_decl): Likewise.
3886 * simplify-rtx.c (simplify_subreg): Likewise.
3887 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3888 expand_anon_union_decl, expand_end_case_type): Likewise.
3889 * unroll.c (calculate_giv_inc): Likewise.
3890 * var-tracking.c (stack_adjust_offset_pre_post,
3891 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3892 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3893 vt_add_function_parameters): Likewise.
3894 * varasm.c (make_var_volatile, notice_global_symbol,
3895 assemble_external, decode_addr_const, mark_weak,
3896 default_encode_section_info): Likewise.
3898 2004-07-01 Steven Bosscher <stevenb@suse.de>
3900 * stmt.c (check_seenlabel): Remove.
3901 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3903 2004-07-01 Richard Henderson <rth@redhat.com>
3905 * function.h (struct function): Remove x_function_call_count.
3906 (function_call_count): Remove.
3907 * calls.c (expand_call): Don't set it.
3908 * integrate.c (copy_rtx_and_substitute): Likewise.
3910 * function.h (struct function): Remove x_cleanup_label.
3911 (cleanup_label): Remove.
3912 * stmt.c (expand_value_return): Don't use it.
3913 * function.c (free_after_compilation): Don't set it.
3914 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3915 * cfgexpand.c (tree_expand_cfg): Update call.
3916 * tree.h (expand_function_start): Update decl.
3918 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3920 PR c/1027
3921 * c-lang.c (c_initialize_diagnostics): Move from here ...
3922 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3923 (c_tree_printer): Use pretty-printer to format %T.
3924 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3925 before '*' if not C++.
3926 (pp_c_direct_abstract_declarator): Don't try to print array upper
3927 bound for flexible array members.
3928 * c-tree.h: Include "diagnostic.h".
3929 (c_initialize_diagnostics): Declare.
3930 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3931 * c-format.c (format_type_warning): New function. Improve
3932 diagnostics for incorrect format argument types.
3933 (check_format_types): Use it. Add two parameters. Use the
3934 TYPE_MAIN_VARIANT of wanted_type.
3935 (check_format_info_main): Pass new parameters to
3936 check_format_types.
3937 (struct format_wanted_type): Update comment.
3939 2004-07-01 Nick Clifton <nickc@redhat.com>
3941 * target.h (struct gcc_target): Add new field to struct cxx:
3942 import_export_class.
3943 * target-def.h (TARGET_CXX): Initialise the new field.
3944 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3945 the new field.
3946 * doc/tm.texi: Document the new target hook.
3948 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3950 * builtins.c (fold_builtin_classify): Fix typo.
3952 2004-07-01 Richard Henderson <rth@redhat.com>
3954 * function.c (identify_blocks, identify_blocks_1): Remove.
3955 * function.h (identify_blocks): Remove.
3956 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3958 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3960 * builtins.c (fold_builtin_classify): New.
3961 (fold_builtin_unordered_cmp): Fix commentary.
3962 (fold_builtin): Use it.
3963 * builtins.def: Define builtins for isnan,
3964 isnanf, isnanl, finite, finitef, finitel,
3965 isinf, isinff, isinfl.
3967 2004-07-01 Richard Henderson <rth@redhat.com>
3969 * function.h (struct function): Remove dont_emit_block_notes.
3970 * gimple-low.c (lower_function_body): Don't set it.
3971 * cfgexpand.c (expand_block): Don't check it.
3972 * cfglayout.c (insn_locators_initialize): Likewise.
3973 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3974 * passes.c (rest_of_compilation): Likewise.
3975 * stmt.c (expand_start_bindings_and_block): Likewise.
3976 (expand_end_bindings): Likewise.
3978 2004-07-01 Richard Henderson <rth@redhat.com>
3980 * cgraph.h (cgraph_build_static_cdtor): Declare.
3981 * cgraphunit.c (cgraph_build_static_cdtor): New.
3982 * c-objc-common.c (build_cdtor): Use it.
3983 * coverage.c (create_coverage): Likewise.
3984 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3985 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3987 See ChangeLog.11 for earlier changes.