1 2004-07-09 Steven Bosscher <stevenb@suse.de>
3 * doc/md.texi (Processor pipeline description): Mention that
4 the old pipeline description is deprecated.
6 * config/rs6000/7450.md (automaton ppc7450): Split up, move
7 mciu_7450 function unit to...
8 (automaton ppc7450mciu): ...new automaton.
10 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
11 (schedule_block): Don't consider inserting bubbles.
12 (sched_init): Don't initialize DFA bubbles.
13 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
14 TARGET_SCHED_DFA_BUBBLE): Remove.
15 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
16 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
17 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
19 * stmt.c (conditional_context): Remove prototype.
20 * tree.h (conditional_context): Remove.
21 * tree-cfg.c (pre_insert_on_edge): Remove.
23 * c-common.h (c_expand_asm_operands): Remove prototype.
24 * c-typeck.c (c_expand_asm_operands): Remove.
26 2004-07-09 Jan Beulich <jbeulich@novell.com>
28 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
29 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
30 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
31 and V8QI are class SSE. All sufficiently small remaining vector modes
32 must be passed in one or two integer registers.
33 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
35 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
36 __builtin_ia32_pmuludq128 have non-uniform argument and return types
37 and must thus be handled explicitly.
38 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
40 (movv8qi_internal, movv4hi_internal, movv2si_internal,
41 movv2sf_internal): Permit moving between MMX and XMM registers (since
42 MMX areguments and return values are passed in XMM registers).
43 (sse2_umulsidi3): Correct type and mode.
45 2004-07-09 Richard Henderson <rth@redhat.com>
47 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
49 2004-07-09 Eric Christopher <echristo@redhat.com>
51 * config/rs6000/40x.md: Split into two automatons.
53 2004-07-09 Zack Weinberg <zack@codesourcery.com>
54 Andrew Pinski <apinski@apple.com>
56 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
57 on when we have more than one input file.
58 (c_common_parse_file): Restore loop over all input files.
59 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
61 * c-decl.c (set_type_context): New function.
62 (pop_scope): Use it to set context of types. When we
63 encounter a TYPE_DECL, set the context of the attached type too.
64 (pop_file_scope): Don't call cpp_undef_all here.
65 (diagnose_mismatched_decls): Do not complain about a second
66 definition of an 'extern inline' function if it's not in the
67 same translation unit. Do not complain about inline
68 declaration after use if the use was in a different
70 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
71 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
73 (pushdecl_top_level): Likewise.
74 (grokdeclarator): Clarify what is going on with setting
75 DECL_EXTERNAL on function types, a little.
76 (c_write_global_declarations): Don't do anything if
77 -fsyntax-only or errors have been encountered.
79 2004-07-09 Zack Weinberg <zack@codesourcery.com>
81 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
83 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa.c (output_indirect_call): Use %r2 as the link register when
87 calling $$dyncall with a pc-relative branch.
89 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
91 * doc/install.texi (Binaries): Mention OpenPKG.
93 2004-07-09 Diego Novillo <dnovillo@redhat.com>
95 Fix PR tree-optimization/15555
96 * tree-dfa.c (dump_variable): If the variable is a pointer
97 SSA_NAME, also dump its points-to information.
98 * tree-flow.h (struct ptr_info_def): Add field
100 (dump_points_to_info_for): Declare.
101 (debug_points_to_info_for): Declare.
102 * tree-optimize.c (init_tree_optimization_passes): Add a
103 second alias analysis pass after DOM2.
104 Move pass_del_pta to a later spot.
105 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
106 create a name tags when we find a dereferenced pointer. Just
107 mark the pointer dereferenced.
108 (collect_points_to_info_for): Move code to clear points-to
109 information to create_name_tags.
110 (create_name_tags): New function.
111 (compute_flow_sensitive_aliasing): Call it.
112 (setup_pointers_and_addressables): Mark type tags for renaming
114 (create_memory_tag): ... here.
115 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
116 (dump_points_to_info_for): Declare extern.
117 (debug_points_to_info_for): New function.
119 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
121 * config/arc/arc.md: Switch to DFA-based scheduler description.
122 * config/arc/arc.c: Switch to DFA-based scheduler description.
124 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
126 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
129 2004-07-09 Richard Henderson <rth@redhat.com>
131 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
132 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
133 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
134 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
136 * config/v850/v850-protos.h (v850_va_arg): Remove.
137 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
138 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
139 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
140 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
141 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
143 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
146 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
147 and DImode to use +/-4k offset.
149 2004-07-09 Richard Henderson <rth@redhat.com>
151 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
153 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
154 (xstormy16_gimplify_va_arg_expr): Rewrite from
155 xstormy16_expand_builtin_va_arg.
156 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
158 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
159 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
161 * config/sh/sh-protos.h (sh_va_arg): Remove.
162 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
163 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
164 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
166 * config/pa/pa-protos.h (hppa_va_arg): Remove.
167 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
168 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
169 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
171 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
172 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
173 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
174 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
176 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
178 * config/sparc/sparc.md (return): Rewrite length formula.
179 * config/sparc/sparc.c (output_return): Pass 1 as 5th
180 argument to final_scan_insn when in a delay slot.
181 (output_sibcall): Likewise.
183 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
185 * arm.c (arm_cpp_interwork): New variable.
186 (arm_override_options): Set it if TARGET_INTERWORK was on the command
188 * arm.h (arm_cpp_interwork): Declare it.
189 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
190 __THUMB_INTERWORK__ in the preprocessor.
192 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
194 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
196 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
199 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
200 Override default settings to account for -m32 and -m64.
202 2004-07-08 Randolph Chung <tausq@debian.org>
204 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
206 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
208 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
209 before comparing it as such.
211 2004-07-08 Richard Henderson <rth@redhat.com>
213 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
214 temporary. Use bit arithmetic to align.
216 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
218 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
219 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
220 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
221 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
222 add_labels_and_missing_jumps, find_jump_block,
223 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
225 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
226 link_btr_uses, move_btr_def): Likewise.
227 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
228 expand_builtin_expect_jump): Likewise.
229 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
230 * calls.c (expand_call, emit_library_call_value_1): Likewise.
231 * cfganal.c (forwarder_block_p): Likewise.
232 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
233 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
234 find_bb_boundaries): Likewise.
235 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
236 merge_blocks_move_predecessor_nojumps,
237 merge_blocks_move_successor_nojumps, insns_match_p,
238 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
239 try_optimize_cfg): Likewise.
240 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
241 * cfglayout.c (skip_insns_after_block, label_for_bb,
242 record_effective_endpoints, insn_locators_initialize,
243 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
244 * cfgmainloop.c (create_loop_notes): Likewise.
245 * cfgrtl.c (delete_insn, delete_insn_chain,
246 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
247 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
248 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
249 redirect_branch_edge, force_nonfallthru_and_redirect,
250 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
251 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
252 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
253 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
254 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
255 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
256 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
257 * combine.c (combine_instructions, can_combine_p, try_combine,
258 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
259 distribute_notes, distribute_links, insn_cuid): Likewise.
260 * cse.c (fold_rtx, cse_insn, cse_around_loop,
261 invalidate_skipped_block, cse_set_around_loop,
262 cse_end_of_basic_block, cse_main, cse_basic_block,
263 cse_condition_code_reg): Likewise.
264 * cselib.c (cselib_process_insn): Likewise.
265 * ddg.c (create_ddg): Likewise.
266 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
268 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
269 gen_label_die, dwarf2out_var_location): Likewise.
270 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
271 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
272 last_call_insn, active_insn_p, next_label, prev_label,
273 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
274 add_insn_before, remove_insn, add_function_usage_to,
275 reorder_insns, find_line_note, remove_unnecessary_notes,
276 emit_insn_after_1, classify_insn): Likewise.
277 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
278 connect_post_landing_pads, sjlj_mark_call_sites,
279 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
280 can_throw_internal, can_throw_external, set_nothrow_function_flags,
281 convert_to_eh_region_ranges): Likewise.
282 * explow.c (optimize_save_area_alloca): Likewise.
283 * expr.c (expand_expr_real): Likewise.
284 * final.c (insn_current_reference_address, compute_alignments,
285 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
286 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
287 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
288 propagate_block_delete_insn, propagate_one_insn,
289 init_propagate_block_info, propagate_block, libcall_dead_p,
290 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
292 * function.c (instantiate_virtual_regs, reorder_blocks_1,
293 expand_function_start, expand_function_end, contains,
294 thread_prologue_and_epilogue_insns,
295 reposition_prologue_and_epilogue_notes): Likewise.
296 * gcse.c (constprop_register, bypass_conditional_jumps,
297 insert_insn_end_bb, gcse_after_reload): Likewise.
298 * genemit.c (gen_expand, gen_split): Likewise.
299 * genpeep.c (gen_peephole, main): Likewise.
300 * global.c (build_insn_chain): Likewise.
301 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
302 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
303 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
304 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
305 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
306 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
307 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
308 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
309 dead_or_predicable): Likewise.
310 * integrate.c (try_constants): Likewise.
311 * jump.c (rebuild_jump_labels, cleanup_barriers,
312 purge_line_number_notes, init_label_info, mark_all_labels,
313 squeeze_notes, get_label_before, get_label_after,
314 reversed_comparison_code_parts, simplejump_p, pc_set,
315 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
316 delete_barrier, delete_prior_computation, delete_computation,
317 delete_related_insns, delete_for_peephole, redirect_jump):
319 * lcm.c (optimize_mode_switching): Likewise.
320 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
322 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
323 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
324 * loop-iv.c (simplify_using_assignment): Likewise.
325 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
326 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
327 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
328 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
329 check_insn_for_givs, check_final_value, update_giv_derive,
330 basic_induction_var, product_cheap_p, check_dbra_loop,
331 loop_insn_first_p, last_use_this_basic_block,
332 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
333 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
334 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
335 sms_schedule_by_order): Likewise.
336 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
337 * postreload.c (reload_cse_simplify_operands, reload_combine,
338 reload_cse_move2add): Likewise.
339 * predict.c (can_predict_insn_p, estimate_probability,
340 expected_value_to_br_prob, process_note_predictions): Likewise.
341 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
342 * profile.c (branch_prob): Likewise.
343 * ra-build.c (live_out_1, livethrough_conflicts_bb,
344 detect_webs_set_in_cond_jump): Likewise.
345 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
346 ra_print_rtl_with_bb): Likewise.
347 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
348 * recog.c (next_insn_tests_no_inequality, find_single_use,
349 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
350 * reg-stack.c (next_flags_user, record_label_references,
351 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
352 compensate_edge, convert_regs_1): Likewise.
353 * regclass.c (scan_one_insn): Likewise.
354 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
355 regmove_optimize, fixup_match_1, single_set_for_csa,
356 combine_stack_adjustments_for_block): Likewise.
357 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
358 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
359 find_equiv_reg): Likewise.
360 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
361 reload_as_needed, emit_input_reload_insns, do_output_reload,
362 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
364 * reorg.c (find_end_label, emit_delay_sequence,
365 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
366 get_jump_flags, rare_destination, mostly_true_jump,
367 try_merge_delay_insns, redundant_insn, own_thread_p,
368 fill_simple_delay_slots, fill_slots_from_thread,
369 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
370 dbr_schedule): Likewise.
371 * resource.c (find_basic_block, next_insn_no_annul,
372 find_dead_or_set_registers, mark_target_live_regs): Likewise.
373 * rtl.h (RTX_PREV): Likewise.
374 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
375 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
376 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
377 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
378 tablejump_p, computed_jump_p, insns_safe_to_move_p,
379 find_first_parameter_load, can_hoist_insn_p): Likewise.
380 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
381 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
382 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
383 schedule_ebbs): Likewise.
384 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
385 is_conditionally_protected, can_schedule_ready_p,
386 add_branch_dependences, debug_dependencies): Likewise.
387 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
389 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
390 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
391 set_dominates_use, ujump_to_loop_cont): Likewise.
392 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
393 * varasm.c (output_constant_pool_1): Likewise.
395 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
397 * tree-scalar-evolution.c: New file.
398 * tree-scalar-evolution.h: New file.
399 * tree-ssa-loop-niter.c: New file.
400 * Makefile.in (SCEV_H): New.
401 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
402 * cfgloop.h (struct loop): Add bounds field.
403 * tree-flow.h (struct tree_niter_desc): New type.
404 (number_of_iterations_cond, number_of_iterations_exit,
405 loop_niter_by_eval, find_loop_niter_by_eval,
406 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
407 free_numbers_of_iterations_estimates): Declare.
408 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
409 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
410 * doc/invoke.texi (max-iterations-to-track): Document.
412 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
414 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
415 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
416 (MODE_AFTER): Add cast appropriately.
417 * config/sh/sh.md (movdi splitter): Likewise.
418 (casesi_worker_2): Add const qualifier appropriately.
419 (eh_return): Remove unused variable.
420 (insv): Initialize v;
422 2004-07-08 Richard Henderson <rth@redhat.com>
424 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
425 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
426 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
427 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
428 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
430 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
431 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
432 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
433 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
435 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
436 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
437 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
438 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
440 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
441 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
442 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
443 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
445 * config/i860/i860-protos.h (i860_va_arg): Remove.
446 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
447 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
448 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
450 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
452 * system.h: Prototype getpagesize if missing.
453 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
454 * configure: Regenerate.
455 * config.in: Regenerate.
457 2004-07-08 Richard Henderson <rth@redhat.com>
459 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
460 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
461 (fr30_gimplify_va_arg_expr): New.
462 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
463 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
465 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
468 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
469 of asm_noperands result.
471 2004-07-08 Richard Henderson <rth@redhat.com>
473 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
474 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
475 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
476 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
478 2004-07-08 Richard Henderson <rth@redhat.com>
480 * builtins.c (ind_gimplify_va_arg_expr): New.
481 * tree.h (ind_gimplify_va_arg_expr): Declare.
482 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
484 2004-07-08 Jan Beulich <jbeulich@novell.com>
486 * expmed.c (extract_bit_field): Correct condition to use vec_extract
487 patterns also on vector elements other than the first one.
488 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
491 2004-07-08 Geoffrey Keating <geoffk@apple.com>
493 * config/rs6000/darwin-ldouble.c: Correct reference
494 to the Linnainmaa paper.
496 2004-07-08 Richard Henderson <rth@redhat.com>
498 * config/arc/arc-protos.h (arc_va_arg): Remove.
499 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
500 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
501 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
503 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
504 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
505 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
506 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
508 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
510 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
512 2004-07-08 Zack Weinberg <zack@codesourcery.com>
514 * c-decl.c (static_ctors, static_dtors): Make static.
515 (pop_file_scope): Call c_common_write_pch and
516 cgraph_finalize_compilation_unit here.
517 (build_cdtor): Moved here from c-objc-common.c; simplify.
518 (c_write_global_declarations_1): Clarify comment.
519 (c_write_global_declarations): Close the external scope before
520 doing anything else. Call build_cdtor, cgraph_optimize, and
521 mudflap_finish_file here.
522 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
524 * c-objc-common.c: No need to include cgraph.h.
525 (build_cdtor): Moved to c-decl.c.
526 (c_objc_common_finish_file): Delete.
527 * c-tree.h: Update to match.
528 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
529 (generate_static_references): Set TREE_USED before calling finish_decl.
530 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
531 on the static_instances_decl.
533 2004-07-08 Zack Weinberg <zack@codesourcery.com>
535 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
536 decls when there is only one input translation unit.
537 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
538 change of 2004-07-05; do not treat declarations with
539 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
540 * opts.c (cur_in_fname): Delete.
542 * tree.c: Revert changes of 2004-07-05; no special treatment
543 for TRANSLATION_UNIT_DECLs.
544 * Makefile.in (tree.o): Update dependencies.
546 2004-07-08 Roger Sayle <roger@eyesopen.com>
548 * builtins.c (fold_builtin_strcpy): Merge functionality from
549 simplify_builtin_strcpy. Add additional len argument. No longer
550 static. Remove function prototype.
551 (fold_builtin_strncpy): Likewise integrate functionality from
552 simplify_builtin_strncpy. Add additional slen argument. No
553 longer static. Remove function prototype.
554 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
555 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
556 types of "ignore" and "unlocked" parameters to bool.
557 (fold_builtin_1): Add additional ignore argument. Call renamed
558 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
559 builtins. Update arguments to fold_builtin_strncpy and
560 fold_builtin_strcpy. Add function prototype.
561 (fold_builtin): Add additional Boolean ignore argument to pass
563 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
564 and fold_builtin_strncpy instead of simplify_builtin_fputs,
565 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
567 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
568 simplify_builtin_strncpy): Delete function prototypes.
569 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
570 fold_builtin_strncpy): Add function prototypes here.
571 (fold_builtin): Update function prototype with new "bool ignore".
573 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
574 (ccp_fold_builtin): Update call to fold_builtin. Call
575 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
576 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
577 simplify_builtin_strncpy respectively.
578 * fold-const.c (fold): Update call to fold_builtin.
580 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
582 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
585 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
586 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
587 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
588 * calls.c: Remove ifdefs of macros above.
589 * functions.c: Likewise.
592 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
594 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
595 (arch attribute): Delete.
596 (current_function_calls_alloca attribute): Rename into calls_alloca.
597 (calls_eh_return): New attribute.
598 (leaf_function): Likewise.
599 (length attribute): Fix formula for sibcalls.
600 (return insn): Correctly compute the 'length' attribute.
601 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
603 2004-07-08 Richard Henderson <rth@redhat.com>
605 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
606 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
607 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
608 * tree-eh.c (lower_eh_constructs_1): Likewise.
609 * tree-sra.c (sra_walk_modify_expr): Likewise.
610 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
611 (eliminate_unnecessary_stmts): Likewise.
612 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
613 * tree-tailcall.c (optimize_tail_call): Likewise.
614 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
616 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
617 Jakub Jelinek <jakub@redhat.com>
619 * config/i386/i386.c (override_options): Enable
620 SSE prefetches with -mtune, as long as we are
621 compiling for i686 or higher. All i686 processors
622 accept SSE prefetches as NOPS, some i586's don't.
624 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
627 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
629 2004-07-08 Diego Novillo <dnovillo@redhat.com>
631 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
632 the handling of clobbering ASM_EXPRs.
634 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
637 * config/sparc/sparc.c (function_value): In 64-bit mode,
638 return the aggregates larger than 16 bytes like unions.
640 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
643 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
644 'temp' is zero, generate new pseudos as needed and emit the
645 sequence of insns in single-assignment form. Resync comments
647 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
648 function before reload.
650 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
652 * vec.c (vec_assert_fail): Remove duplicate 'function'.
654 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
656 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
657 Allocation is signed.
658 (VEC_reserve): Return flag, allocation is signed.
660 2004-07-08 Richard Henderson <rth@redhat.com>
662 * tree-ssa-ccp.c (fold_stmt): Get type directly from
665 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
666 Neil Booth <neil@daikokuya.co.uk>
670 * c-decl.c (finish_struct): Ensure bit-fields are given the
672 * c-common.c (c_common_signed_or_unsigned_type): For C, require
673 the precision to match as well as the mode.
674 * expr.c (reduce_to_bit_field_precision): New function.
675 (expand_expr_real_1): Reduce expressions of bit-field type to
677 * langhooks.h (reduce_bit_field_operations): New hook.
678 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
680 * c-lang.c, objc/objc-lang.c
681 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
682 * objc/objc-act.c (check_ivars): Convert types to bit-field types
684 * tree.c (build_nonstandard_integer_type): New function.
685 * tree.h (build_nonstandard_integer_type): New prototype.
686 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
687 conversions between integer and boolean types as useless.
689 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
691 * c-common.c (c_common_nodes_and_builtins): Do not
692 create __builtin_ptrdiff_t and __builtin_size_t.
694 2004-07-08 Andrew Pinski <apinski@apple.com>
696 * Makefile.in (libbackend.o): Add -combine to the gcc
699 2004-07-08 Nick Clifton <nickc@redhat.com>
701 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
704 2004-07-08 Richard Henderson <rth@redhat.com>
706 * except.c (expand_eh_region_start, expand_eh_region_end,
707 expand_eh_handler, expand_eh_region_end_cleanup,
708 expand_start_all_catch, expand_start_catch, expand_end_catch,
709 expand_end_all_catch, expand_eh_region_end_allowed,
710 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
711 expand_eh_region_end_fixup): Remove.
712 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
713 cleanups, outer_cleanups, label_chain, exception_region.
714 (struct goto_fixup): Remove stack_level, cleanup_list_list.
715 (struct label_chain): Remove.
716 (struct stmt_status): Remove x_stack_block_stack.
717 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
718 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
719 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
720 end_cleanup_deferral, last_cleanup_this_contour,
721 containing_blocks_have_cleanups_or_stack_level,
722 any_pending_cleanups): Remove.
723 (expand_null_return_1): Take no arguments.
724 (expand_label, expand_naked_return, expand_return,
725 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
726 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
727 expand_end_case_type): Don't use any of them.
728 * calls.c (expand_call): Likewise.
729 * dojump.c (do_jump): Likewise.
730 * function.c (expand_function_end): Likewise.
731 * expr.c (store_expr, expand_expr_real_1): Likewise.
732 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
733 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
734 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
735 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
736 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
737 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
738 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
739 for WITH_CLEANUP_EXPR.
740 (gimple_push_cleanup): Likewise.
741 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
742 * print-tree.c (print_node): Likewise.
743 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
744 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
745 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
746 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
747 (GOTO_SUBROUTINE_EXPR): Remove.
748 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
749 (DECL_TOO_LATE): Remove.
750 * except.h, tree.h: Update decls.
752 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
754 * explow.c (optimize_save_area_alloca): Do not accept parameters.
755 * passes.c (rest_of_handle_final): Handle symout.
756 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
758 (rest_of_handle_sched): Break out SMS. Remove ifs for
759 flag_schedule_insns and flag_modulo_sched.
760 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
762 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
763 (rest_of_handle_partition_blocks, rest_of_handle_sms,
764 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
765 rest_of_handle_mode_switching, rest_of_handle_jump,
766 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
767 rest_of_handle_jump2, rest_of_handle_postreload,
768 rest_of_handle_flow2, rest_of_clean_state,
769 rest_of_handle_shorten_branches,
770 rest_of_handle_prologue_epilogue,
771 rest_of_handle_branch_target_load_optimize): New.
772 (rest_of_compilation): Call the above. Remove ggc_collect
773 calls moved to rest_of_handle_*.
774 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
776 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
777 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
778 * except.h (set_nothrow_function_flags): Update comment.
779 * function.c (current_function_nothrow): Remove.
780 * output.h (current_function_nothrow): Remove.
781 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
782 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
784 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
787 * reorg.c: Revert 2004-06-30 change.
788 (find_end_label): If HAVE_epilogue and !HAVE_return,
789 return 0 instead of creating a label at the end of the insn chain.
790 (optimize_skip): Account for the failure mode of find_end_label.
791 (fill_simple_delay_slots): Likewise.
792 (fill_slots_from_thread): Likewise.
793 (relax_delay_slots): Likewise.
795 2004-07-08 Diego Novillo <dnovillo@redhat.com>
797 * tree-flow.h (addressable_vars): Declare.
798 * tree-ssa-alias.c (addressable_vars): Define.
799 (setup_pointers_and_addressables): Add addressable variables
801 * tree-ssa-operands.c (get_stmt_operands): Move
802 handling of ASM_EXPRs ...
803 (get_asm_expr_operands): ... here.
804 When the ASM_EXPR clobbers memory, also clobber addressable
806 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
807 (delete_tree_ssa): Reset addressable_vars.
809 2004-07-07 Jan Beulich <jbeulich@novell.com>
810 Richard Henderson <rth@redhat.com>
812 * varasm.c (assemble_variable): Use assemble_zeros for
813 zero-initialized variables.
814 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
815 for SECCAT_BSS and SECCAT_TBSS.
817 2004-07-07 Jan Beulich <jbeulich@novell.com>
819 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
821 * expmed.c (emit_store_flag): Also special-case double-word
822 (in-)equality comparison against -1.
824 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
825 passing arguments the containers for which are registers.
827 * calls.c (emit_library_call_value_1): Use mode of function parameter
828 rather than that of argument since constants have none.
830 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
832 Introduce H8SX support.
833 * expr.c (expand_strcpy): Renamed and moved to...
834 * builtins.c (expand_movstr): ... here. Tweak.
835 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
836 computed or has side effects.
837 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
838 unused, or if mempcpy fails. Adjust the return value in the
839 latter case. Use movstr if everything else fails.
840 * doc/md.texi (movstr): Document.
841 (movmemM, clrmemM): Fix explanation of memory block operands.
842 * config/h8300/h8300.md (stpcpy): Renamed to...
843 (movstr): ... this. Adjust.
844 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
845 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
846 movmem* and clrstr* to clrmem*.
847 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
848 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
849 GENERAL_REGS, always.
850 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
851 getting the stack pointer as addr.
852 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
853 from general_operand_dst.
854 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
856 (movmd_internal): ... this. Add modes to operands. Disparage `D'
857 instead of requiring it to match only before reload.
858 (stpcpy_internal_normal): New, normal-mode variant of...
859 (stpcpy_internal): ... this. Add modes to operands. Disparage
860 `D' instead of requiring it to match only before reload.
861 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
863 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
864 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
866 * config/h8300/h8300.md (attr type): Add call.
867 (attr can_delay): If type is call, set it no.
868 (call, call_value): Set type to call.
869 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
870 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
871 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
872 * tree.c (get_narrower): Don't narrow integral types into
874 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
875 frame_size *before* the first use.
876 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
878 (peephole2): Don't widen instructions that push SP. Move
879 decrement of SP to the end of all stm-generating peepholes.
880 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
881 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
882 and OR to set it to all ones.
883 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
884 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
885 (call, call_value): Set can_delay to "no".
886 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
887 * config/h8300/h8300.md (extzv): Make subreg check more robust.
888 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
889 * config/h8300/h8300.md (*brabit): Remove.
890 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
891 zero_extract. Use bit_memory_operand as the predicate for
892 operand 1 and 'WU' as the constraint. Check the difference
893 between the base length and the final one when deciding which
894 type of branch to use.
895 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
896 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
897 Use convert_move to extend the result for TARGET_H8300SX. Check
898 for QImode memory references. Optimize the case where the
899 destination is a paradoxical subreg.
900 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
901 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
902 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
903 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
904 * config/h8300/h8300.md: Include mova.md
905 (length_table): Add mova and mova_zero.
906 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
907 after all constant addresses for '%R', '%X', '%T' and '%S'.
908 (h8300_mova_length): New function.
909 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
910 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
911 dependencies for s-config, etc.
912 * config/h8300/gemova.sh: New file.
913 * config/h8300/mova.md: Generated.
914 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
915 * config/h8300/h8300.c (h8300_bitfield_length): New.
916 (nibble_operand): Adjust.
917 (h8300_binary_length): Handle conditional binary op.
918 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
919 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
920 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
921 and P#<0, unused so far. W and Y are now prefixes to multi-letter
922 constraints. WU is introduced as a variant of U that requires a
923 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
924 * config/h8300/h8300.md (attr type): Added bitbranch.
925 (attr length_table): Added bitfield and bitbranch.
926 (attr length): Compute bitbranch length.
927 (andqi): Separate pattern for H8300SX. Use bfld for loading the
928 least-significant bit of a byte.
929 (brabit, brabc, brabs): New.
930 (insv, extzv): Emit bfst and bfld on H8300SX.
931 (bfld, bfst, seq, sne): New.
932 (bstzhireg, cmpstz, bstz, bistz): New.
933 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
934 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
935 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
936 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
937 (h8sx_unary_memory_operator): New function.
938 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
939 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
940 * config/h8300/h8300.md: Add peepholes to combine reloads and
942 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
943 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
944 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
945 (and?i, ior?i, xor?i): Likewise.
946 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
947 * config/h8300/h8300.c: Move enums and prototypes to head of file.
948 Various whitespace fixes.
949 (h8300_constant_length): New function, split out from...
950 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
951 (h8300_classify_operand): Use IN_RANGE.
952 (h8300_classify_operand): Use h8300_constant_length.
953 (h8300_short_move_mem_p): Tighten size check.
954 (h8sx_mergeable_memrefs_p): Tighten equality check.
955 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
956 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
958 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
959 * config/h8300/crtn.asm: Likewise.
960 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
961 if __H8300SX__ is defined.
962 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
963 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
964 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
965 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
966 addresses as mode-dependent.
967 * config/h8300/h8300.c (print_operand_address): Update call to
969 (h8300_get_index): Take a mode argument. Rework to fix an
970 earlier misunderstanding.
971 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
972 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
973 into a register if TARGET_H8300SX.
974 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
975 TARGET_H8300SX. Also disable related define_splits.
976 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
977 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
978 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
979 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
980 * config/h8300/h8300.h (OK_FOR_Z): New macro.
981 (EXTRA_CONSTRAINT_STR): Check it.
982 * config/h8300/h8300.c (h8300_classify_operand): Accept null
984 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
985 * config/h8300/h8300.md (length_table): Add mov_imm4.
986 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
987 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
988 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
990 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
991 * config/h8300/h8300.c (h8300_reorg): New function.
992 (TARGET_MACHINE_DEPENDENT_REORG): Define.
993 * config/h8300/h8300.md (length): Subtract the length of the
994 delay slot from (pc) when checking the range of forward branches.
995 (delay_slot, can_delay): New attributes.
996 (define_delay): Add bra/s handling.
997 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
998 (jump): Add delayed-branch handling.
999 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1000 * expr.c (expand_strcpy): New function.
1001 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1002 (expand_builtin_stpcpy): Likewise.
1003 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1004 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1005 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1006 handling to improve register allocation for -fno-omit-frame-pointer.
1007 (h8sx_split_movmd): Delete, moving er6 handling into...
1008 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1009 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1010 (movmd): Add calls to copy_rtx.
1011 (movmd_internal): In the second alternative, allow the initial and
1012 final destination registers to be different . Update the splitter
1013 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1014 instead of h8sx_split_movmd.
1015 (stpcpy, movsd): New expanders.
1016 (movsd_internal): New define_insn.
1017 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1018 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1019 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1020 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1021 and DESTINATION_REGS.
1022 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1023 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1024 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1025 (h8300_move_ratio): Declare.
1026 (MOVE_RATIO): Use it.
1027 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1028 (h8300_init_once): Initialize it.
1029 (h8300_reg_class_from_letter): New function.
1030 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1031 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1032 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1033 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1034 (movstrsi, movmd): New expanders.
1035 (movmd_internal): New insn.
1036 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1037 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1038 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1039 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1040 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1041 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1042 * config/h8300/h8300.c (nibble_operand): Fix warning.
1043 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1044 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1045 (movsf_h8300h): Disable for TARGET_H8300SX.
1046 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1047 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1048 h8300_stm_parallel and h8300_return_parallel.
1049 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1050 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1051 h8300_stm_parallel, h8300_return_parallel): New functions.
1052 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1053 if TARGET_H8300SX. Use h8300_push_pop.
1054 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1055 and final pop when generating h8sx code. Always emit some form
1057 * config/h8300/h8300.md: Don't enforce register alignment in
1058 stm peepholes if TARGET_H8300SX.
1059 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1060 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1061 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1062 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1063 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1064 (MULTILIB_DIRNAMES): Add a directory for it.
1065 (MULTILIB_MATCHES): Delete.
1066 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1067 * final.c (walk_alter_subreg): Handle addresses with subregs
1068 inside a ZERO_EXTEND or AND.
1069 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1070 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1072 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1073 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1074 @(dd,Rn.w) and @(dd,ERn.L).
1075 (h8300_displacement_size): Take the whole address as argument.
1076 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1077 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1078 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1079 (h8sx_mergeable_memrefs_p): Declare.
1080 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1081 (HAVE_PRE_INCREMENT): Likewise.
1082 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1083 addresses for TARGET_H8300SX,
1084 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1086 (movb_length_table, movl_length_table): New tables.
1087 (movw_length_table): Define to movb_length_table.
1088 (h8300_displacement_size): New, split out from...
1089 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1090 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1091 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1092 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1093 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1094 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1095 (h8sx_unary_shift_operator): Get the mode from the operator.
1096 (binary_shift_operator): Likewise.
1097 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1098 a memory reference, check whether the reference is offsettable.
1099 (length_table): Add movb, movw and movl.
1100 (movqi): Add new h8sx pattern. Don't force one operand to be a
1101 register when generating h8sx code.
1102 (movhi, movsi, movsf): Likewise.
1103 (movstrictqi): Use the length_table attribute.
1104 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1105 (addqi3): Split into a define_expand and define_insn. Don't accept
1106 memory operands in the expander. Use h8300_operands_match_p to
1107 check for matching operands in the define_insn.
1108 (subqi3, negqi2, one_cmplqi2): Likewise.
1109 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1110 in any patterns that are unused in h8sx code. In the h8sx patterns,
1111 use h8300_operands_match_p to check whether operands match.
1112 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1113 one_cmpl[hs]i3): Likewise.
1114 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1116 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1117 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1118 (h8300_insn_length_from_table): Add a second parameter.
1119 (output_h8sx_shift): Declare.
1120 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1121 (EXTRA_CONSTRAINT): Replace with...
1122 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1123 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1124 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1125 and h8sx_binary_shift_operator.
1126 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1128 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1129 (bit_memory_operand, fix_bit_operand): Likewise.
1130 (h8300_length_table_for_insn): Remove.
1131 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1133 (h8300_short_immediate_length, h8300_binary_length): New functions.
1134 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1135 (output_plussi): Use sub to add negative constants.
1136 (compute_plussi_length): Adjust accordingly.
1137 (h8sx_single_shift_type): New enum.
1138 (h8sx_single_shift, h8sx_unary_shift_operator,
1139 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1140 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1141 single h8sx instruction. Return false in this case.
1142 * config/h8300/h8300.md (length_table): Add short_immediate.
1143 (length): Pass the operand array to h8300_insn_length_from_table.
1144 (adjust_length): Assume "no" for insns with a length_table attribute.
1145 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1146 (*addhi3_h8300hs): Don't use for h8sx.
1147 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1149 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1150 1's predicate to nonimmediate_operand. Only skip default expansion
1151 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1152 for single h8sx shift instructions.
1153 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1154 * config/h8300/h8300.c (nibble_operand): Split out of...
1155 (reg_or_nibble_operand): ... this.
1156 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1157 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1158 umulhisi3): Introduce expand, and introduce separate insns for
1159 sign- or zero-extended REG and already-extended CONST_INT.
1160 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1161 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1162 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1163 (subhi3): Likewise. Don't accept immediates for operand 1.
1164 Remove the early clobber from second alternative of the h8300s pattern.
1165 (subsi3): Generalize for h8sx. Force operand 2 into a register
1166 on plain h8300 targets.
1167 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1168 (subsi3_h8300h): Generalize for h8sx.
1169 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1170 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1171 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1172 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1173 (TARGET_H8300SXMUL): New.
1174 (CONST_OK_FOR_P): New.
1175 (CONST_OK_FOR_LETTER_P): Adjust.
1176 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1177 umulhisi3): Accept 4-bit immediate on H8SX.
1178 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1179 (udivsi3, divhi3, udivsi3, divsi3): New.
1180 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1181 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1182 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1183 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1184 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1185 Add ADDRESSOF to the bit_operand entry.
1186 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1187 (h8300_src_operand): Likewise.
1188 (bit_operand): Check nonimmediate_operand rather than general_operand.
1189 Accept any nonimmediate_operand in h8sx code.
1190 (h8300_and_costs): Initialize operands[1].
1191 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1192 (h8300_operand_class): New enum.
1193 (h8300_length_table): New typedef.
1194 (addb_length_table, addw_length_table, addl_length_table,
1195 logicl_length_table): New tables.
1196 (logicb_length_table, logicw_length_table): New macros.
1197 (h8300_classify_operand, h8300_length_from_table,
1198 h8300_length_table_for_insn, h8300_unary_length,
1199 h8300_insn_length_from_table): New functions.
1200 (output_plussi): Only use adds and subs for register destinations.
1201 Disable redundant clause.
1202 (compute_plussi_cc): Likewise.
1203 (compute_plussi_length): Likewise. Use h8300_length_from_table
1204 to work out the length of an insn.
1205 (output_logical_op): Only use narrower immediate instructions
1206 if the destination is a register.
1207 (compute_logical_op_cc): Likewise.
1208 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1209 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1210 * config/h8300/h8300.md (length_table): New attribute.
1211 (length): When an instruction has a length_table attribute, use
1212 h8300_insn_length_from_table to calculate its default length.
1213 (cmpqi): Use h8300_dst_operand for the first operand and
1214 h8300_src_operand for the second.
1215 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1216 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1217 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1218 iorsi3, xorhi3, xorsi3): Likewise.
1219 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1220 so that it allows any combination of operands for TARGET_H8300SX.
1221 (iorqi3, xorqi3): Likewise.
1222 (cmpqi): Use the length_table attribute.
1223 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1224 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1225 (cmpqi): Add 'Q' constraint.
1226 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1227 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1228 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1229 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1230 (TARGET_H8300S): True for both -ms and -msx.
1231 (TARGET_H8300SX): New macro.
1232 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1233 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1234 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1235 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1237 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1238 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1239 16-bit pointers and 32-bit ints.
1240 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1241 CONST_DOUBLE with mode no wider than SImode.
1242 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1244 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1245 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1247 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1248 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1249 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1251 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1253 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1255 2004-07-07 Per Bothner <per@bothner.com>
1257 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1259 2004-07-07 Mike Stump <mrs@apple.com>
1261 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1262 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1263 (machopic_finish): Likewise.
1265 2004-07-07 Richard Henderson <rth@redhat.com>
1267 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1268 through any value-preserving cast.
1270 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1272 * function.c (assign_parm_find_data_types): Call
1273 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1275 2004-07-07 Steven Bosscher <stevenb@suse.de>
1277 * tree-cfg.c (group_case_labels): Remove case labels that have
1278 the same target as the default case.
1280 2004-07-07 Steven Bosscher <stevenb@suse.de>
1282 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1283 regardless of DECL_LANG_SPECIFIC being present or not.
1284 * tree.h (DECL_NUM_STMTS): Purge.
1286 2004-07-07 Andrew Pinski <apinski@apple.com>
1288 * configure: Regenerate with the right autoconf.
1290 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1292 * ifcvt.c (total_bb_rtx_cost): New function.
1293 (find_if_case_1): Compare rtx_cost of basic block to cost of
1295 (find_if_case_2): Same.
1297 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1300 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1301 (output_return): Likewise.
1302 (output_sibcall): Abort if !flag_delayed_branch.
1303 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1304 (emit_and_preserve): New function.
1305 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1306 indirect jump to the thunked-to function if !flag_delayed_branch.
1307 * config/sparc/sparc.md (delayed_branch): New attribute.
1308 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1309 attribute to compute the length of the insn.
1310 (goto_handler_and_restore): Likewise.
1312 2004-07-07 Andrew Pinski <apinski@apple.com>
1314 PR tree-optimization/15777
1315 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1317 * expr.c (expand_expr_real_1): Fix formating.
1318 BUFFER_REF and IN_EXPR are dead.
1319 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1320 * tree-inline.c (estimate_num_insns_1): Likewise.
1321 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1322 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1323 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1325 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1327 * collect2.c (dump_file): Don't call cplus_demangle if
1328 HAVE_LD_DEMANGLE is defined.
1329 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1330 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1331 if HAVE_LD_DEMANGLE is defined.
1333 * configure.ac (--with-demangler-in-ld): Added
1334 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1335 --with-demangler-in-ld is used.
1336 * config.in: Regenerated.
1337 * configure: Likewise.
1339 2004-07-07 Roger Sayle <roger@eyesopen.com>
1341 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1342 for simple floating point operations "fp", double precision
1343 multiplication "dmul", and single and double precision division
1344 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1345 (ppc630_cost): New table split from ppc620_cost, to distinguish
1346 differences in floating point latencies.
1347 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1348 (rs6000_rtx_costs): Add support for single and double precision
1349 floating point addition, subtraction, multiplication, division,
1350 fused-multiply-add, fused-multiply-sub, negation, absolute value
1351 and negative absolute value. Tweak MEM case to use prefered idiom.
1353 2004-07-07 Richard Henderson <rth@redhat.com>
1355 * tree-flow-inline.h (may_propagate_copy): Move...
1356 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1357 attempt to copy between types requiring conversion.
1358 * tree-flow.h (may_propagate_copy): Update decl.
1359 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1361 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1363 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1364 from -mtune= option.
1366 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1368 * builtins.c: Rename movstr*, except for movstrict*, to
1369 movmem* and clrstr* to clrmem*.
1372 * genopinit.c: Likewise.
1373 * integrate.c: Likewise.
1374 * local-alloc.c: Likewise.
1375 * optabs.c: Likewise.
1376 * optabs.h: Likewise.
1377 * config/alpha/alpha.h: Likewise.
1378 * config/alpha/alpha.md: Likewise.
1379 * config/arm/arm-protos.h: Likewise.
1380 * config/arm/arm.c: Likewise.
1381 * config/arm/arm.md: Likewise.
1382 * config/avr/avr.md: Likewise.
1383 * config/c4x/c4x.c: Likewise.
1384 * config/c4x/c4x.md: Likewise.
1385 * config/frv/frv.md: Likewise.
1386 * config/i386/i386-protos.h: Likewise.
1387 * config/i386/i386.c: Likewise.
1388 * config/i386/i386.h: Likewise.
1389 * config/i386/i386.md: Likewise.
1390 * config/i860/i860.c: Likewise.
1391 * config/i860/i860.md: Likewise.
1392 * config/ip2k/ip2k.md: Likewise.
1393 * config/ip2k/libgcc.S: Likewise.
1394 * config/ip2k/t-ip2k: Likewise.
1395 * config/m32r/m32r.c: Likewise.
1396 * config/m32r/m32r.md: Likewise.
1397 * config/mcore/mcore.md: Likewise.
1398 * config/mips/mips.c: Likewise.
1399 * config/mips/mips.md: Likewise.
1400 * config/ns32k/ns32k.c: Likewise.
1401 * config/ns32k/ns32k.h: Likewise.
1402 * config/ns32k/ns32k.md: Likewise.
1403 * config/pa/pa.c: Likewise.
1404 * config/pa/pa.md: Likewise.
1405 * config/pdp11/pdp11.h: Likewise.
1406 * config/pdp11/pdp11.md: Likewise.
1407 * config/rs6000/rs6000.c: Likewise.
1408 * config/rs6000/rs6000.md: Likewise.
1409 * config/s390/s390-protos.h: Likewise.
1410 * config/s390/s390.c: Likewise.
1411 * config/s390/s390.md: Likewise.
1412 * config/sh/lib1funcs.asm: Likewise.
1413 * config/sh/sh.c: Likewise.
1414 * config/sh/sh.md: Likewise.
1415 * config/sh/t-sh: Likewise.
1416 * config/sparc/sparc.h: Likewise.
1417 * config/vax/vax.md: Likewise.
1418 * config/xtensa/xtensa.c: Likewise.
1419 * config/xtensa/xtensa.md: Likewise.
1420 * doc/invoke.texi: Likewise.
1421 * doc/md.texi: Likewise.
1422 * doc/rtl.texi: Likewise.
1424 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1427 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1428 * config/mips/mips.c (mips_declare_common_object): New function,
1429 mostly split out from...
1430 (mips_output_aligned_decl_common): ...here.
1431 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1432 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1433 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1434 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1436 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1439 * function.c (assign_parms): Fix typo from previous change.
1441 2004-07-07 Jason Merrill <jason@redhat.com>
1444 * doc/extend.texi (C++ Interface): Correct information and
1447 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1452 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1455 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1458 * config/m32r/m32r.c (m32r_function_symbol): New function:
1459 Generate a symbol name RTX with the correct m32r specific flags
1461 (block_move_call): Use new function to generate correct symbol.
1462 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1463 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1466 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1468 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1469 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1470 TYPE_BINFO_BASETYPE): Remove.
1471 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1473 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1475 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1476 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1477 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1478 (struct tree_binfo): Rename base_types to base_binfos.
1479 * alias.c (record_component_aliases): Adjust BINFO macros.
1480 * dbxout.c (dbxout_type): Likewise.
1481 * dwarf2out.c (gen_member_die): Likewise.
1482 * sdbout.c (sdbout_one_type): Likewise.
1483 * tree-dump.c (deque_and_dump): Likewise.
1484 * config/i386/i386.c (classify_argument,
1485 contains_128bit_aligned_vector_p): Likewise.
1487 2004-07-07 Nick Clifton <nickc@redhat.com>
1489 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1490 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1492 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1494 * vec.h: Fix the example use.
1496 2004-07-06 Richard Henderson <rth@redhat.com>
1498 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1499 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1500 * tree-inline.c (copy_body_r, setup_one_parameter,
1501 initialize_inlined_parameters, expand_call_inline,
1502 declare_inline_vars): Don't check it.
1503 (expand_calls_inline): Remove old version, rename new version
1504 from gimple_expand_calls_inline.
1505 * tree-optimize.c (execute_gimple): Remove.
1506 (pass_gimple): Don't run anything.
1508 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1510 * doc/sourcebuild.texi: Use semicolons instead of commas in
1513 2004-07-06 Richard Henderson <rth@redhat.com>
1515 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1516 (sra_walk_modify_expr, scan_init): Likewise.
1517 (generate_element_zero): Check visited before scanning children.
1518 (generate_element_init): Set visited on error.
1519 (scalarize_init): Handle generate_element_init failure similar
1522 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1524 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1525 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1527 2004-07-06 Richard Henderson <rth@redhat.com>
1529 * config/i386/i386.c (legitimize_pic_address): Make static.
1530 (legitimize_address): Handle CONST with TLS operand.
1531 (ix86_expand_move): Don't call legitimize_pic_address directly.
1532 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1534 2004-07-06 Roger Sayle <roger@eyesopen.com>
1536 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1537 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1538 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1539 is currently executed unconditionally, i.e. not in "else_bb".
1541 2004-07-06 Steven Bosscher <stevenb@suse.de>
1543 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1544 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1545 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1546 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1547 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1548 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1549 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1550 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1551 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1552 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1553 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1554 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1555 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1556 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1557 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1558 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1560 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1562 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1563 * expr.c (expand_expr_real_1): Ditto.
1564 * tree-inline.c (estimate_num_insns_1): Ditto.
1565 * tree-pretty-print.c (dump_generic_node): Ditto.
1569 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1571 * tree-ssa-pre.c (reference_node_pool): New pool.
1572 (find_or_generate_expression): Class 'r' is okay too.
1573 (create_value_expr_from): Ditto.
1574 (add_to_sets): LHS should not include vuses.
1576 (compute_avail): Reverse ordering of tests.
1577 Valuize INDIRECT_REF as well.
1579 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1581 PR rtl-optimization/16380
1582 * loop.c (check_dbra_loop): Sink comparison instructions if they
1583 do something other than set cc0.
1585 2004-07-06 James E Wilson <wilson@specifixinc.com>
1587 * doc/interface.texi (longjmp and automatic variables): Delete
1588 paragraph recommending taking the address of a variable.
1590 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1592 * vec.h (VEC_embedded_alloc): Remove.
1593 (VEC_embedded_size, VEC_embedded_init): New.
1594 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1596 (VEC_truncate): New.
1597 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1598 (vec_embedded_alloc): Remove.
1599 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1600 (vec_embedded_alloc): Remove.
1602 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1604 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1605 (gt-langhooks.h): Remove.
1607 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1609 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1611 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1613 * config/sparc/sparc.c (get_pc_symbol): Rename into
1614 add_pc_to_pic_symbol.
1615 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1616 (load_pic_register): Account for previous changes.
1617 Use reg_names. Don't create the label twice.
1618 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1619 UNSPEC_LOAD_PCREL_SYM.
1620 (get_pc): Rename into load_pcrel_sym. Add predicate to
1621 operands. Remove condition.
1623 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1625 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1626 RECORD, UNION & QUAL_UNION is actually a binfo.
1628 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1629 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1630 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1631 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1632 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1633 (gen_inheritance_die): Likewise.
1634 * tree-dump.c (deque_and_dump): Likewise.
1635 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1637 2004-07-06 Steven Bosscher <stevenb@suse.de>
1639 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1641 * config/mcore/mcore.md: Model memory latency with a simple DFA
1642 pipeline description instead of a define_function_unit.
1644 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1646 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1647 * langhooks.h (var_mod_type_p): Likewise.
1648 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1649 * expr.c (count_type_elements): Properly handle return from
1650 array_type_nelts and properly test for overflow.
1651 * gimplify.c (gimplify_init_constructor): Properly handle return
1652 from array_type_nelts.
1653 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1654 * integrate.c (copy_decl_for_inlining): Correct comments.
1655 * tree-inline.c (remap_decl): Update comments, remove dead code,
1656 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1657 (remap_type): Only remap if variably modified by vars in function
1659 (copy_body_r): Use compatible_type langhooks to see when can fold.
1660 (setup_one_parameter): Don't remap type.
1661 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1662 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1663 compute TREE_INVARIANT for decl case.
1664 (find_var_from_fn): New function.
1665 (variably_modified_type_p): Add arg and call new function.
1666 * tree.h (variably_modified_type_p): Add extra arg.
1668 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1670 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1671 (goto_handler_and_restore_v9): Delete disabled insn.
1672 (goto_handler_and_restore_v9_sp64): Likewise.
1674 2004-07-05 Roger Sayle <roger@eyesopen.com>
1676 * calls.c (load_register_parameters): Call expand_shift instead
1677 of expand_binop with ashl_optab (or other shift optab) directly.
1678 * expr.c (emit_group_load, emit_group_store): Likewise.
1679 * function.c (assign_parm_setup_block): Likewise.
1680 * stmt.c (shift_return_value): Likewise.
1682 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1684 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1686 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1688 * doc/sourcebuild.texi: Revert previous patch.
1690 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1692 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1693 TARGET_MEM_FUNCTIONS.
1694 * system.h: Poison TARGET_MEM_FUNCTIONS.
1695 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1696 bcmp_libfunc, bzero_libfunc): Remove.
1697 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1699 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1700 * doc/standards.texi: Don't mention calling BSD string functions.
1701 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1702 * config/vax/t-memfuncs: New.
1703 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1704 config/memset.c: New.
1705 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1706 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1708 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1709 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1710 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1711 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1712 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1713 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1714 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1715 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1716 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1717 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1719 2004-07-05 Richard Henderson <rth@redhat.com>
1721 * function.c (assign_parm_setup_reg): Properly rename variables in
1722 FUNCTION_ARG_CALLEE_COPIES section.
1724 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1726 * tree-mudflap.c: Include cgraph.h.
1727 (mf_init_extern_trees): Rename to mudflap_init. Export.
1728 Rewrite to create synthetic declarations instead of looking
1729 up declarations from mf-runtime.h.
1730 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1731 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1733 (execute_mudflap_function_decls, mudflap_register_call):
1734 Don't call mf_init_extern_trees.
1735 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1737 * tree-mudflap.h: Update prototypes.
1738 * c-mudflap.c: Delete file.
1739 * c-common.c: Include tree-mudflap.h.
1740 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1741 * Makefile.in: Remove all references to c-mudflap.o.
1742 Update dependencies.
1744 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1746 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1747 displacements with the spatial-locality cache-control completer.
1749 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1751 * langhooks.c: Don't include gt-langhooks.h.
1752 (var_labelno): Delete.
1753 (lhd_set_decl_assembler_name): Do not append a distinguishing
1754 number to file-scope internal-linkage declarations for the first
1755 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1756 the declaration itself (if at block scope), or its containing
1757 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1760 * opts.c (cur_in_fname): New global.
1761 * opts.h: Declare it.
1762 * tree.c: Include opts.h.
1763 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1764 DECL_UID equal to cur_in_fname.
1765 (copy_node_stat): Do not change DECL_UID when copying a
1766 TRANSLATION_UNIT_DECL.
1767 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1768 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1770 * c-decl.c (c_static_assembler_name): Delete.
1771 * c-tree.h (c_static_assembler_name): Delete prototype.
1772 * c-lang.c, objc/objc-lang.c: Don't override
1773 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1775 * Makefile.in (tree.o): Update dependencies.
1776 (GTFILES): Remove langhooks.c.
1778 2004-07-05 Roger Sayle <roger@eyesopen.com>
1780 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1781 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1782 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1783 Optimize "X % -Y" as "X % Y" for signed modulus.
1784 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1785 into "((unsigned) X % Y) == 0".
1787 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1789 * sourcebuild.texi (Config Fragments): Use @comma{} in
1790 cross-reference to section title.
1792 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1794 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1795 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1796 (gimplify_target_expr, gimplify_expr): Likewise.
1797 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1798 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1800 (gimplify_compound_lval): See if we can strip any useless conversion.
1801 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1803 (gimplify_modify_expr_to_memset): Likewise.
1804 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1805 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1806 (declare_inline_vars): Likewise.
1807 (walk_type_fields): New function.
1808 (walk_tree): Use it.
1809 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1811 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1812 (sra_walk_modify_expr): Allow init function to fail.
1813 (scan_init): Now returns bool.
1814 (generate_element_init): If can't understand INIT, return false.
1815 (scalarize_init): Return false if generate_element_init does.
1817 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1820 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1821 bounds if bounds aren't constant.
1823 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1825 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1826 to type hooks; remove bogus PARAMS.
1828 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1830 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1831 * dwarf2out.c (add_data_member_location_attribute): Check for
1833 * tree.c (tree_node_kinds): Add "binfos".
1834 (binfo_lang_slots): New.
1835 (make_node_stat): Add TREE_BINFO.
1836 (make_tree_binfo_stat): New.
1837 (tree_node_structure): Add TREE_BINFO.
1838 * tree.def (TREE_BINFO): New.
1839 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1840 (RECORD_OR_UNION_CHECK): ... here.
1841 (NOT_RECORD_OR_UNION_CHECK): New.
1842 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1843 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1844 RECORD_OR_UNION_CHECK.
1845 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1846 (TYPE_LANG_SLOT_1): New.
1847 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1848 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1849 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1850 (BINFO_ELTS): Remove.
1851 (BINFO_LANG_SLOT): New.
1852 (struct tree_binfo): New.
1853 (binfo_lang_slots): Declare.
1854 (enum tree_node_structure_enum): Add TS_BINFO.
1855 (union tree_node): Add binfo.
1856 (make_tree_binfo_stat): Declare.
1857 (make_tree_binfo): New.
1858 (enum tree_node_kind): Add binfo_kind.
1860 * objc/objc-act.c (start_class, objc_declare_protocols,
1861 start_protocols): Use TYPE_LANG_SLOT_1.
1862 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1864 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1865 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1866 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1867 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1869 2004-07-05 Steven Bosscher <stevenb@suse.de>
1871 * rtl.h (struct rtx_def): Remove the integrated flag.
1872 Use the return_val flag for MEM_SCALAR_P.
1873 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1875 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1878 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1879 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1882 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1884 * var-tracking.c: Fix some comments.
1885 (frame_stack_adjust): New.
1886 (vt_stack_adjustments): Init stack_adjust of entry block to
1887 minus stack adjustment of function prologue.
1888 (adjust_stack_reference): Do not adjust if adjustment == 0.
1889 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1890 (emit_notes_in_bb): Likewise.
1891 (vt_add_function_parameters): Do not adjust locations of
1893 (vt_initialize): Compute the stack adjustment of function
1894 prologue and offset the initial "location" of frame_base_decl
1895 from the stack pointer after prologue.
1897 2004-07-04 Richard Henderson <rth@redhat.com>
1899 * function.c (struct assign_parm_data_all): New.
1900 (struct assign_parm_data_one): New.
1901 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1902 assign_parm_find_data_types, assign_parms_setup_varargs,
1903 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1904 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1905 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1906 assign_parm_setup_block, assign_parm_setup_reg,
1907 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1908 (assign_parms): ... here.
1910 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1912 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1913 now are bitmap_set_t's.
1914 (bitmap_insert_into_set): No point in inserting the value if
1916 (bitmap_set_contains): New function.
1917 (bitmap_set_replace_value): Add comment on why we do it
1919 (set_contains): Removed.
1920 (bitmap_set_subtract_from_value_set): New name of
1921 set_subtract now that it's arguments are two different
1924 (bitmap_find_leader): Change algorithm used.
1925 (find_or_generate_expression): Update use of functions for new
1927 (create_expression_by_pieces): Ditto.
1928 (insert_aux): Ditto.
1930 (add_to_sets): Ditto.
1932 (execute_pre): Ditto.
1933 (compute_avail): Ditto.
1934 Also ignore virtual phis.
1936 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1938 * combine.c (simplify_comparison): Fix comment typo.
1940 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1942 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1943 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1944 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1945 (output_restore): Change parameter from 'insn' to 'pat'.
1946 (output_return): Adjust call to output_restore.
1947 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1948 Adjust call to output_restore.
1950 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1952 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1953 and assert system is bsd.
1955 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1957 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1958 (TARGET_SWITCHES): Remove -mdebugc.
1959 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1960 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1961 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1962 (sle_[sd]i_reg): Delete.
1964 2004-07-04 Steven Bosscher <stevenb@suse.de>
1966 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1968 * config/iq2000/iq2000.md: Translate old pipeline description to an
1971 2004-07-04 Roger Sayle <roger@eyesopen.com>
1973 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1974 Ensure the replacement rhs is valid gimple before performing
1975 the substitution. Return false if these sanity checks fail.
1976 (fold_stmt): Only set changed to true, if set_rhs returns true.
1977 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1980 2004-07-04 Richard Henderson <rth@redhat.com>
1983 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1985 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1987 * configure.ac (ranlib_flags): New variable.
1988 * Makefile.in (RANLIB_FLAGS): New variable.
1989 (libbackend.a): Use it.
1990 * configure: Regenerated.
1992 2004-07-04 Roger Sayle <roger@eyesopen.com>
1994 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1995 a "sign mask" instead of using ashr_optab directly.
1997 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1999 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2000 * doc/cppopts.texi: Clarify processing of command-line defines.
2002 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2004 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2006 2004-07-04 Richard Henderson <rth@redhat.com>
2008 * rtl.def (ADDRESSOF): Remove.
2009 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2010 (find_base_term, memrefs_conflict_p): Likewise.
2011 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2012 (fold_rtx, cse_insn, set_live_p): Likewise.
2013 * dwarf2out.c (mem_loc_descriptor): Likewise.
2014 (add_location_or_const_value_attribute): Likewise.
2015 * emit-rtl.c (copy_insn_1): Likewise.
2016 * explow.c (memory_address): Likewise.
2017 * expmed.c (store_split_bit_field): Likewise.
2018 * expr.c (expand_expr_real_1): Likewise.
2019 * function.c (instantiate_decl
2020 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2021 * genrecog.c (preds, validate_pattern): Likewise.
2022 * integrate.c (copy_rtx_and_substitute): Likewise.
2023 * recog.c (general_operand, register_operand): Likewise.
2024 (memory_address_p): Likwise.
2025 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2026 * rtl.c (copy_rtx): Likewise.
2027 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2028 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2029 * rtlhooks.c (gen_lowpart_general): Likewise.
2030 * stmt.c (expand_asm_operands): Likewise.
2031 * web.c (entry_register, replace_ref, web_main): Likewise.
2032 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2033 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2034 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2035 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2036 * config/frv/frv.c (move_destination_operand, move_source_operand,
2037 condexec_dest_operand, condexec_source_operand,
2038 condexec_memory_operand): Likewise.
2039 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2040 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2041 (destination_xfmode_operand): Likewise.
2042 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2043 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2044 * config/s390/s390.c (general_s_operand): Likewise.
2045 * config/s390/s390.md (mov*): Likewise.
2046 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2048 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2049 * expr.c (expand_expr_real_1): Likewise.
2050 * stmt.c (expand_decl): Likewise.
2051 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2053 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2054 postponed_insns, put_var_into_stack, put_reg_into_stack,
2055 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2056 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2057 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2058 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2059 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2060 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2061 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2062 struct insns_for_mem_walk_info, insns_for_mem_walk,
2063 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2064 setjmp_protect_args): Remove.
2065 (push_function_context_to): Don't handle var_refs_queue.
2066 (pop_function_context_from, free_after_compilation): Likewise.
2067 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2068 (assign_parms, allocate_struct_function): Likewise.
2069 (use_register_for_decl): New.
2070 (expand_function_end): Don't setjmp_protect.
2071 * function.h (struct emit_status): Update commentary.
2072 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2073 (max_parm_reg, parm_reg_stack_loc): Remove.
2074 * passes.c (DFI_addressof): Remove.
2075 (dump_file_info): Remove addressof.
2076 (rest_of_handle_addressof): Remove.
2077 (rest_of_compilation): Don't call it.
2078 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2079 * stmt.c (expand_decl): Use use_register_for_decl.
2080 * tree.h: Update decls.
2081 * web.c (mark_addressof): Remove.
2082 * doc/invoke.texi (-dF): Remove.
2084 2004-07-03 Richard Henderson <rth@redhat.com>
2086 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2087 instead of gen_mem_addressof.
2088 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2089 TImode output register.
2091 2004-07-03 Richard Henderson <rth@redhat.com>
2093 PR tree-optimization/16341
2094 * tree-sra.c (sra_walk_function): Increment to next stmt before
2095 processing the current stmt.
2096 (sra_insert_after): Always use BSI_SAME_STMT.
2098 2004-07-03 Richard Henderson <rth@redhat.com>
2100 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2103 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2105 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2106 with tree_int_cst_equal.
2108 2004-07-03 Andreas Schwab <schwab@suse.de>
2110 * config/ia64/ia64.md: Define new attribute "empty".
2111 (prologue_use, nop_x, insn_group_barrier): Set it.
2113 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2114 skip over "empty" insns.
2116 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2118 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2119 context to gimplify_body.
2120 (walk_tree): Don't walk into types twice.
2121 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2123 * tree-sra.c (generate_element_init): Remove any useless conversions.
2125 * gimplify.c (gimplify_conversion): Remove stripping useless
2126 conversions from here.
2127 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2128 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2129 Unshare before substituting PLACEHOLDER_EXPR.
2130 (gimplify_modify_expr_to_memset): Likewise.
2131 Pass address of TO to memset, not TO itself.
2132 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2133 time we make an expression (to match a PLACEHOLDER_EXPR).
2135 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2136 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2137 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2138 * tree-ssa-dom.c (local_fold): Likewise.
2140 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2141 * langhooks.h (strct lang_hooks): New field type_max_size.
2142 * function.c (assign_temp): Call it.
2144 2004-07-03 Steven Bosscher <stevenb@suse.de>
2146 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2147 * config/sh/sh.md: Convert the SH1 pipeline description to
2150 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2152 * c-decl.c (struct c_binding): Remove contour field; add
2153 depth, invisible, nested fields.
2154 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2155 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2156 (bind): Add invisible and nested arguments. Initialize
2157 new fields of struct c_binding; adjust loop scanning for
2159 (free_binding_and_advance): Clear structure with memset.
2160 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2161 in file scope, even if it's in external scope too.
2162 (pushdecl): Adjust to match. Create invisible file-scope
2163 declarations for block-scope forward declarations of static functions.
2164 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2165 (undeclared_variable, lookup_label, declare_label, define_label)
2166 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2167 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2168 (store_parm_decls_oldstyle): Adjust to match.
2169 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2170 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2172 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2173 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2175 2004-07-02 Richard Henderson <rth@redhat.com>
2177 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2178 around variable_size.
2179 (set_decl_nonlocal): Remove.
2180 (store_parm_decls): Add stmts for pending sizes.
2181 * calls.c (calls_function, calls_function_1): Remove.
2182 (precompute_arguments): Don't call it.
2183 * cfgexpand.c (set_save_expr_context): Remove.
2184 (tree_expand_cfg): Don't call it.
2185 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2186 (dwarf2out_finish): Likewise.
2187 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2188 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2189 (safe_from_p): Don't queue SAVE_EXPRs.
2190 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2191 or build plain VAR_DECLs.
2192 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2194 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2195 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2196 (put_var_into_stack): Don't handle SAVE_EXPR.
2197 (gen_mem_addressof): Likewise.
2198 * function.h (struct function): Remove x_save_expr_regs.
2199 (save_expr_regs): Remove.
2200 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2201 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2202 * stor-layout.c (variable_size): Don't set it.
2203 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2204 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2205 all callers. Don't set SAVE_EXPR_CONTEXT.
2206 * tree-inline.h (remap_save_expr): Update decl.
2207 * tree.c (save_expr): Update build size.
2208 (first_rtl_op): Don't handle SAVE_EXPR.
2209 (unsave_expr_1, contains_placeholder_p): Likewise.
2210 (decl_function_context): Likewise.
2211 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2212 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2213 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2215 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2217 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2218 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2219 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2220 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2221 some first-person references and patronizing comments. Based on
2223 * doc/invoke.texi: Don't reference fortran@gnu.org.
2224 * doc/trouble.texi (Warning when a non-void function value is
2225 ignored): Rewrite. From Russ Allbery and Chris Devers.
2227 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2229 * tree-ssa-pre.c (bitmap_set_t): New.
2230 (bb_value_sets): avail_out is now a bitmap_set_t.
2231 (bitmap_find_leader): New function.
2232 (bitmap_value_insert_into_set): Ditto.
2233 (bitmap_set_copy): Ditto.
2234 (bitmap_value_replace_in_set): Ditto.
2235 (bitmap_set_contains_value): Ditto.
2236 (bitmap_set_new): Ditto.
2237 (bitmap_set_pool): New pool.
2238 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2239 (insert_aux): Ditto.
2240 (add_to_sets): Ditto.
2241 (compute_avail): Ditto
2245 (execute_pre): Ditto.
2247 2004-07-02 Roger Sayle <roger@eyesopen.com>
2249 * config/rs6000/rs6000.c (struct processor_costs): New structure
2250 used to hold instruction latencies/sizes for processor types.
2251 (rs6000_cost): New global variable pointing to current CPU's costs.
2252 (rs6000_override_options): Initialize rs6000_cost to point to the
2253 appropriate cost table based upon rs6000_cpu and optimize_size.
2254 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2257 2004-07-02 Richard Henderson <rth@redhat.com>
2259 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2261 2004-07-02 Steven Bosscher <stevenb@suse.de>
2263 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2265 2004-07-01 Richard Henderson <rth@redhat.com>
2267 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2268 (alpha_gp_save_rtx): Use assign_stack_local instead of
2271 2004-07-01 Richard Henderson <rth@redhat.com>
2273 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2274 (alpha_rtx_cost_data): Update to match.
2275 (alpha_rtx_cost_size): New.
2276 (alpha_rtx_costs): Honor optimize_size.
2278 2004-07-01 Richard Henderson <rth@redhat.com>
2280 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2281 * cfgexpand.c (tree_expand_cfg): Do it here.
2282 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2283 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2284 * config/mips/mips.c (mips_output_mi_thunk): And here.
2285 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2286 * config/sh/sh.c (sh_output_mi_thunk): And here.
2287 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2289 2004-07-01 Richard Henderson <rth@redhat.com>
2291 * tree.def (RTL_EXPR): Remove.
2292 * c-typeck.c (lvalue_p): Don't handle it.
2293 * expr.c (safe_from_p): Likewise.
2294 (expand_expr_real_1): Likewise.
2295 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2296 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2297 * gengtype.c (adjust_field_tree_exp): Likewise.
2298 * stmt.c (warn_if_unused_value): Likewise.
2299 * tree-gimple.c (recalculate_side_effects): Likewise.
2300 * tree-pretty-print.c (dump_generic_node): Likewise.
2301 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2302 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2303 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2305 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2306 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2307 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2308 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2309 all the bits that tracked last_expr.
2310 (expand_end_bindings): Don't track last_expr.
2311 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2312 (clear_last_expr): Remove.
2313 (expand_asm): Don't call it.
2314 (expand_asm_operands, expand_end_cond): Likewise.
2315 (expand_naked_return, expand_null_return_1): Likewise.
2316 * c-typeck.c (c_begin_compound_stmt): Likewise.
2317 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2318 * expr.c (expand_expr_real_1): Likewise.
2319 * tree.h: Update prototypes.
2321 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2322 (struct emit_status): Remove sequence_rtl_expr.
2323 (struct function): Remove x_rtl_expr_chain.
2324 (seq_rtl_expr, rtl_expr_chain): Remove.
2325 * function.c (struct temp_slot): Remove rtl_expr.
2326 (assign_stack_temp_for_type): Don't set it.
2327 (free_temp_slots, pop_temp_slots): Don't check it.
2328 (free_after_compilation): Don't clear x_rtl_expr_chain.
2329 (fixup_var_refs): Don't search it.
2330 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2331 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2333 (push_topmost_sequence): Likewise.
2334 (end_sequence, init_emit): Likewise.
2335 (start_sequence_for_rtl_expr): Remove.
2336 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2337 * rtl.h (preserve_rtl_expr_result): Remove.
2339 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2341 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2342 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2345 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2347 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2348 (STANDARD_STARTFILE_PREFIX_2): Define.
2349 (standard_startfile_prefix_1): Initialize to
2350 STANDARD_STARTFILE_PREFIX_1.
2351 (standard_startfile_prefix_2): Initialize to
2352 STANDARD_STARTFILE_PREFIX_2.
2353 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2354 (STANDARD_STARTFILE_PREFIX_1): Define.
2355 (STANDARD_STARTFILE_PREFIX_2): Define.
2356 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2357 (STANDARD_STARTFILE_PREFIX_2): Document.
2359 2004-07-01 Richard Henderson <rth@redhat.com>
2361 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2362 in order to disable scalarization. Instead set a flag and wait
2363 for a candidate decl.
2365 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2367 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2368 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2369 Use terminology "testsuite" and "enumerated".
2371 2004-07-01 Richard Henderson <rth@redhat.com>
2373 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2374 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2375 (initial_return_save): Likewise.
2376 (flush_queued_reg_saves): Remap register numbers.
2377 (dwarf2out_return_reg): Likewise.
2379 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2381 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2383 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2384 access functions for lower bound and element size and only output
2385 if lower bound nonzero or element size not same as that of type.
2386 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2388 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2390 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2392 2004-07-01 Per Bothner <per@bothner.com>
2394 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2396 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2398 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2399 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2400 first operand. Don't optimize if the bitfield is volatile.
2402 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2404 * c-pretty-print.c (pp_c_postfix_expression): Handle
2405 floating-point comparison operators.
2406 (pp_c_expression): Pass floating-point comparison
2407 operators to pp_c_postfix_expression.
2409 2004-07-01 Roger Sayle <roger@eyesopen.com>
2411 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2412 rtx_cost instead of "had_mult" to determine whether the transformed
2413 expression is cheaper than the original.
2415 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2417 * alias.c (get_alias_set, canon_rtx, get_addr,
2418 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2420 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2421 expand_builtin): Likewise.
2422 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2424 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2425 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2426 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2427 record_dead_and_set_regs_1, get_last_value_validate,
2428 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2429 * cse.c (check_dependence, canon_hash, equiv_constant,
2430 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2431 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2432 count_reg_usage): Likewise.
2433 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2434 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2435 cselib_record_sets): Likewise.
2436 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2437 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2438 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2439 * df.c (df_uses_record): Likewise.
2440 * dojump (do_jump): Likewise.
2441 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2442 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2443 decl_start_label): Likewise.
2444 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2445 operand_subword, change_address_1, make_safe_from): Likewise.
2446 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2447 stabilize, force_not_mem): Likewise.
2448 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2449 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2450 * expr.c (convert_move, convert_modes, emit_block_move,
2451 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2452 emit_move_insn_1, expand_assignment, store_expr,
2453 store_constructor_field, store_constructor, store_field,
2454 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2456 * final.c (cleanup_subreg_operands, alter_subreg,
2457 get_mem_expr_from_op): Likewise.
2458 * flow.c (notice_stack_pointer_modification_1,
2459 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2461 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2462 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2463 optimize_bit_field, flush_addressof, purge_addressof_1,
2464 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2465 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2466 keep_stack_depressed): Likewise.
2467 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2468 noce_process_if_block, find_memory): Likewise.
2469 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2470 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2471 update_equiv_regs): Likewise.
2472 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2473 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2474 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2475 * passes.c (rest_of_handle_final): Likewise.
2476 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2477 move2add_note_store): Likewise.
2478 * ra-build.c (detect_remat_webs): Likewise.
2479 * ra-debug.c (dump_static_insn_cost): Likewise.
2480 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2481 * recog.c (validate_change, apply_change_group, cancel_changes,
2482 validate_replace_rtx_1, general_operand, register_operand,
2483 nonmemory_operand, push_operand, pop_operand, memory_operand,
2484 indirect_operand, asm_operand_ok, offsettable_memref_p,
2485 offsettable_nonstrict_memref_p, constrain_operands,
2486 store_data_bypass_p): Likewise.
2487 * reg-stack.c (subst_stack_regs_pat): Likewise.
2488 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2489 copy_cost, reg_scan_mark_refs): Likewise.
2490 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2491 combine_stack_adjustments_for_block): Likewise.
2492 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2493 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2494 find_reloads, find_reloads_address, find_reloads_address_1,
2495 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2496 find_equiv_reg): Likewise.
2497 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2498 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2499 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2500 delete_address_reloads): Likewise.
2501 * resource.c (mark_referenced_resources): Likewise.
2502 * rtlanal.c (get_jump_table_offset, count_occurrences,
2503 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2504 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2505 num_sign_bit_copies1): Likewise.
2506 * rtlhooks.c (gen_lowpart_general): Likewise.
2507 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2508 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2509 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2510 sdbout_global_decl): Likewise.
2511 * simplify-rtx.c (simplify_subreg): Likewise.
2512 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2513 expand_anon_union_decl, expand_end_case_type): Likewise.
2514 * unroll.c (calculate_giv_inc): Likewise.
2515 * var-tracking.c (stack_adjust_offset_pre_post,
2516 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2517 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2518 vt_add_function_parameters): Likewise.
2519 * varasm.c (make_var_volatile, notice_global_symbol,
2520 assemble_external, decode_addr_const, mark_weak,
2521 default_encode_section_info): Likewise.
2523 2004-07-01 Steven Bosscher <stevenb@suse.de>
2525 * stmt.c (check_seenlabel): Remove.
2526 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2528 2004-07-01 Richard Henderson <rth@redhat.com>
2530 * function.h (struct function): Remove x_function_call_count.
2531 (function_call_count): Remove.
2532 * calls.c (expand_call): Don't set it.
2533 * integrate.c (copy_rtx_and_substitute): Likewise.
2535 * function.h (struct function): Remove x_cleanup_label.
2536 (cleanup_label): Remove.
2537 * stmt.c (expand_value_return): Don't use it.
2538 * function.c (free_after_compilation): Don't set it.
2539 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2540 * cfgexpand.c (tree_expand_cfg): Update call.
2541 * tree.h (expand_function_start): Update decl.
2543 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2546 * c-lang.c (c_initialize_diagnostics): Move from here ...
2547 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2548 (c_tree_printer): Use pretty-printer to format %T.
2549 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2550 before '*' if not C++.
2551 (pp_c_direct_abstract_declarator): Don't try to print array upper
2552 bound for flexible array members.
2553 * c-tree.h: Include "diagnostic.h".
2554 (c_initialize_diagnostics): Declare.
2555 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2556 * c-format.c (format_type_warning): New function. Improve
2557 diagnostics for incorrect format argument types.
2558 (check_format_types): Use it. Add two parameters. Use the
2559 TYPE_MAIN_VARIANT of wanted_type.
2560 (check_format_info_main): Pass new parameters to
2562 (struct format_wanted_type): Update comment.
2564 2004-07-01 Nick Clifton <nickc@redhat.com>
2566 * target.h (struct gcc_target): Add new field to struct cxx:
2567 import_export_class.
2568 * target-def.h (TARGET_CXX): Initialise the new field.
2569 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2571 * doc/tm.texi: Document the new target hook.
2573 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2575 * builtins.c (fold_builtin_classify): Fix typo.
2577 2004-07-01 Richard Henderson <rth@redhat.com>
2579 * function.c (identify_blocks, identify_blocks_1): Remove.
2580 * function.h (identify_blocks): Remove.
2581 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2583 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2585 * builtins.c (fold_builtin_classify): New.
2586 (fold_builtin_unordered_cmp): Fix commentary.
2587 (fold_builtin): Use it.
2588 * builtins.def: Define builtins for isnan,
2589 isnanf, isnanl, finite, finitef, finitel,
2590 isinf, isinff, isinfl.
2592 2004-07-01 Richard Henderson <rth@redhat.com>
2594 * function.h (struct function): Remove dont_emit_block_notes.
2595 * gimple-low.c (lower_function_body): Don't set it.
2596 * cfgexpand.c (expand_block): Don't check it.
2597 * cfglayout.c (insn_locators_initialize): Likewise.
2598 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2599 * passes.c (rest_of_compilation): Likewise.
2600 * stmt.c (expand_start_bindings_and_block): Likewise.
2601 (expand_end_bindings): Likewise.
2603 2004-07-01 Richard Henderson <rth@redhat.com>
2605 * cgraph.h (cgraph_build_static_cdtor): Declare.
2606 * cgraphunit.c (cgraph_build_static_cdtor): New.
2607 * c-objc-common.c (build_cdtor): Use it.
2608 * coverage.c (create_coverage): Likewise.
2609 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2610 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2612 See ChangeLog.11 for earlier changes.
OSDN Git Service
