1 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
4 (gcc_tree_to_linear_expression): Convert to heap allocated
6 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7 lbv_to_gcc_expression, lle_to_gcc_expression,
8 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9 perfect_nestify): Likewise.
10 lambda.h (gcc_loopnest_to_lambda_loopnest,
11 lambda_loopnest_to_gcc_loopnest): Likewise.
12 tree-loop-linear.c (linear_transform_loops): Likewise.
14 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
16 * config/sparc/predicates.md (arith_double_operand): Use
17 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
18 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
19 (DImode, DFmode constant splitters): Likewise. Remove code for
20 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
21 (logical constant splitters): Use const_int_operand predicate.
22 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
23 HOST_BITS_PER_WIDE_INT < 64.
25 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
27 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
28 gcc_unreachable as appropriate.
29 (force_mode, emit_move_sequence, singlemove_string,
30 output_move_double, output_fp_move_double, find_addr_reg,
31 output_block_move, output_block_clear, output_and,
32 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
33 pa_adjust_cost, pa_issue_rate, print_operand,
34 output_global_address, output_arg_descriptor, output_cbranch,
35 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
36 output_call): Likewise.
37 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
38 prefetch, prefetch_cc, prefetch_nocc): Likewise.
40 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
42 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
43 _gcov_pow2_profiler and _gcov_one_value_profiler.
44 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
45 (GTFILES): Add $(srcdir)/tree-profile.c.
46 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
47 __gcov_one_value_profiler): Declare.
48 * gimplify.c (force_gimple_operand): Check whether the statements
49 should be produced in ssa form.
50 (force_gimple_operand_bsi): New function.
51 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
52 __gcov_one_value_profiler): New functions.
53 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
54 the profiled value is a power of two or not.
55 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
56 * tree-flow.h (in_ssa_p): Declare.
57 (force_gimple_operand_bsi): Declare.
58 * tree-into-ssa.c (in_ssa_p): New variable.
59 (rewrite_into_ssa): Set in_ssa_p.
60 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
61 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
62 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
63 tree_one_value_profiler_fn): New variables.
64 (tree_init_edge_profiler): Initialize the profiler function decls.
65 (tree_gen_edge_profiler): Use global gcov_type_node.
66 (prepare_instrumented_value): New function.
67 (tree_gen_interval_profiler, tree_gen_interval_profiler,
68 tree_gen_one_value_profiler): Call the library functions instead of
69 creating instrumentation code.
70 * tree.c (build_fn_decl): New function.
71 * tree.h (build_fn_decl): Declare.
72 * value-prof.c (rtl_divmod_values_to_profile,
73 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
74 tree_mod_pow2_value_transform, tree_find_values_to_profile):
75 Do not handle may_be_other and precise values of exponents at pow2
77 (tree_mod_subtract_transform): Reflect that value field of
78 histogram has changed meaning.
79 (tree_divmod_values_to_profile): Record the values correctly.
80 (tree_values_to_profile): Update comment.
81 * value-prof.h (struct histogram_value_t): Remove pow2 data.
83 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
85 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
88 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
90 * config/i386/i386.md (length_immediate): Use gcc_assert or
91 gcc_unreachable, as appropriate.
92 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
93 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
94 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
95 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
96 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
97 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
98 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
99 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
100 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
101 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
102 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
103 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
104 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
105 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
106 *prefetch_sse_rex): Likewise.
107 * config/i386/predicates.md (x86_64_immediate_operand,
108 x86_64_zext_immediate_operand, symbolic_operand,
109 no_seg_address_operand, aligned_operand,
110 memory_displacement_operand): Likewise.
111 * config/i386/sse.md (*mov<mode>_internal,
112 *movv2df_internal): Likewise.
114 2005-04-22 Jan Hubicka <jh@suse.cz>
116 * Makefile.in (ipa.o, ipa-inline.o): New files.
117 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
118 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
119 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
120 * cgraphunit.c (cgraph_default_inline_p,
121 cgraph_decide_inlining_incrementally, ncalls_inlined,
122 nfunctions_inlined, initial_insns, overall_insns,
123 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
124 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
125 cgraph_mark_inline, cgraph_check_inline_limits,
126 cgraph_default_inline_p, cgraph_recursive_inlining_p,
127 update_callee_keys, lookup_recursive_calls,
128 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
129 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
130 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
131 pass_ipa_inline): Move to ipa-inline.c
132 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
134 * ipa-inline.c: New file.
136 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
138 * doc/invoke.texi (SPARC options): Document that -mapp-regs
139 is turned off by default on Solaris.
141 2005-04-21 Roger Sayle <roger@eyesopen.com>
143 * c-common.h (objc_build_method_signature): Update prototype.
144 * stub-objc.c (objc_build_method_signature): Update the stub
145 implementation to accept and ignore additional parameter.
146 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
147 the value of ellipsis to objc_build_method_signature instead
148 of setting TREE_OVERFLOW on the parms TREE_LIST node.
150 2005-04-21 Geoffrey Keating <geoffk@apple.com>
152 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
153 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
154 gen_rtx_* not gen_rtx_fmt_*.
155 (rs6000_emit_vector_select): Likewise.
156 (rs6000_emit_sync): New.
157 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
158 (larx, stcx, cmp): New mode substitutions.
159 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
160 UNSPEC_ISYNC): New constants.
162 (memory_barrier, isync, lwsync): New insns.
163 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
164 (sync_lock_release<mode>): New expander.
165 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
166 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
167 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
168 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
169 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
170 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
171 (sync_add<mode>_internal, sync_addshort_internal,
172 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
173 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
174 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
176 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
177 is the memory before, not after, the operation. Clarify
178 barrier requirements.
180 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
182 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
183 * lambda.h (lambda_vector_min_nz): Likewise.
184 * langhooks.h (struct lang_hooks_for_types,
185 struct lang_hooks): Likewise.
186 * output.h (assemble_integer, this_is_asm_operands): Likewise.
189 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
191 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
192 comments to avoid 'abort'. Use gcc_assert as necessary.
193 * opts.c (common_handle_option): Likewise.
194 * pretty-print.c (pp_base_format_text): Likewise.
195 * print-rtl.c (print_rtx): Likewise.
196 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
197 * regmove.c (try_auto_increment): Likewise.
198 * reload.c (find_valid_class, find_reloads_toplev,
199 find_equiv_reg): Likewise.
200 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
201 merge_assigned_reloads): Likewise.
202 * tree-inline.c (inline_forbidden_p_1,
203 estimate_num_insns_1): Likewise.
204 * tree-optimize.c (execute_todo): Likewise.
205 * tree-outof-ssa.c (eliminate_phi): Likewise.
206 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
207 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
208 * tree-ssa-operands.c (parse_ssa_operands,
209 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
210 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
211 * tree-ssanames.c (release_ssa_name): Likewise.
212 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
213 walk_tree): Likewise.
215 * tree-ssa-operands.c (verify_abort): Fold into ..
216 (verify_imm_links): ... here.
218 2005-04-21 Richard Henderson <rth@redhat.com>
220 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
221 on non-memory operand for previous inversion.
223 2005-04-21 Devang Patel <dpatel@apple.com>
225 PR optimization/20994
226 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
227 x = !(a == b) : p , q;.
228 (pass_if_conversion): Verify stmts and flow.
230 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
232 * optabs.c (gen_conditional_trap): Restore #define.
234 * alias.c (true_dependence): Remove 'abort' from comments. Use
235 gcc_assert and gcc_unreachable as appropriate.
236 (canon_true_dependence): Likewise.
237 * bb-reorder.c (connect_traces): Likewise.
238 * c-common.c (c_add_case_label): Likewise.
239 * c-decl.c (finish_function): Likewise.
240 * caller-save.c (insert_restore, insert_save): Likewise.
241 * cfg.c (update_bb_profile_for_threading): Likewise.
242 * cfganal.c (flow_active_insn_p): Likewise.
243 * cfgexpand.c (add_reg_br_prob_note): Likewise.
244 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
245 cfg_layout_merge_blocks): Likewise.
246 * ifcvt.c (cond_exec_process_insns, merge_if_block,
247 find_if_block): Likewise.
248 * integrate.c (allocate_initial_values): Likewise.
249 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
250 swap_condition, unsigned_condition, signed_condition,
251 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
252 reg_or_subregno): Likewise.
253 * lambda-code.c (lambda_compute_auxillary_space,
254 lambda_transform_legal_p): Likewise.
255 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
256 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
257 lhd_incomplete_type_error, lhd_expand_expr,
258 lhd_types_compatible_p, lhd_tree_size): Likewise.
259 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
260 * local-alloc.c (update_equiv_regs): Likewise.
261 * loop-unroll.c (peel_loop_completely
262 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
263 peel_loop_simple, unroll_loop_stupid,
264 analyze_iv_to_split_insn): Likewise.
265 * loop.c (gen_prefetch, find_and_verify_loops,
266 basic_induction_var): Likewise.
267 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
268 * value-prof.c (tree_find_values_to_profile): Likewise.
269 * varasm.c (named_section, default_assemble_integer,
270 decode_addr_const): Likewise.
272 2005-04-21 Alan Modra <amodra@bigpond.net.au>
273 Fariborz Jahanian <fjahanian@apple.com>
275 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
276 portion of argument passed in fpr.
277 * expr.c (emit_push_insn): Fix computation of 'offset' used to
278 decide on partial argument save on stack.
280 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
282 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
285 2005-04-21 Jan Hubicka <jh@suse.cz>
287 * cgraphunit.c: Include tree-pass.h
288 (cgraph_decide_recursive_inlining,
289 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
290 cgraph_decide_inlining): Dump goes to dump_file.
291 (cgraph_optimize): Call ipa passes instead of inliner.
292 (cgraph_gate_inlining, pass_ipa_inline): New.
293 * tree-optimize.c (all_ipa_passes): New static variable.
294 (register_one_dump_file): Dead with IPA passes.
295 (register_dump_files): Likewise.
296 (init_tree_optimization_passes): Initialize IPA passes.
297 (execute_todo): Do cgraph dump when asked to, do not dump function body
299 * tree-pass.h (TODO_dump_cgraph): New macro.
300 (ipa_passes): Declare.
301 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
303 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
305 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
306 gcc_assert instead of abort.
307 (classify_argument, examine_argument, construct_container,
308 contains_128bit_aligned_vector_p, ix86_check_movabs,
309 standard_80387_constant_opcode, standard_80387_constant_rtx,
310 ix86_initial_elimination_offset, ix86_compute_frame_layout,
311 pro_epilogue_adjust_stack, ix86_expand_epilogue,
312 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
313 legitimize_tls_address, output_pic_addr_const,
314 i386_output_dwarf_dtprel, put_condition_code, print_reg,
315 get_some_local_dynamic_name, print_operand, print_operand_address,
316 output_387_binary_op, emit_i387_cw_initialization,
317 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
318 ix86_expand_clear, ix86_expand_binary_operator,
319 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
320 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
321 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
322 ix86_expand_branch, ix86_expand_setcc,
323 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
324 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
325 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
326 memory_address_length, ix86_attr_length_immediate_default,
327 ix86_attr_length_address_default, ix86_agi_dependant,
328 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
329 ix86_expand_binop_builtin, ix86_force_to_memory,
330 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
331 x86_emit_floatuns): Likewise.
332 * config/i386/netware.c (gen_regparm_prefix,
333 i386_nlm_strip_name_encoding): Likewise.
334 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
336 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
338 * optabs.c (gen_condiational_trap): Remove #define.
339 (add_equal_note): Assertify. Remove explicit indirection from
340 call via function pointer.
341 (expand_ternary_op, expand_simple_binop, expand_binop,
342 expand_twoval_unop, expand_twoval_binop,
343 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
344 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
345 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
346 prepare_float_lib_cmp, emit_conditional_move,
347 emit_conditional_add, gen_add2_insn, gen_add3_insn,
348 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
349 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
350 vector_compare_rtx, expand_vec_cond_expr): Likewise.
352 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
354 * vec.h: Update API to separate allocation mechanism from type.
355 (VEC_safe_grow): New.
356 * vec.c (calculate_allocation): New.
357 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
358 (vec_gc_free, vec_heap_free): Remove.
359 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
361 (mangle_macro_name): New.
362 (struct macro_def): New.
363 (struct macro): Add multiple argument values.
364 (macro_expans_end): New.
365 (push_macro_expansion): Chain on new macro. Process multiple
366 args, create follow on expansion. Return follow on argument.
367 (macro_input): Deal with multiple arguments.
369 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
370 (struct tree_binfo): Adjust.
371 * basic-block.h: Define VEC(edge,gc).
372 (struct edge_def): Adjust.
373 (struct basic_block_def, struct edge_iterator): Likewise.
374 (ei_container, ei_start_1, ei_last_1): Likewise.
375 * cfg.c (connect_src, connect_dest): Likewise.
376 * cfgrtl.c (force_nonfallthru_and_redirect)
377 * dbxout.c (dbxout_type)
378 * dwarf2out.c (gen_member_die)
379 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
380 (gcc_tree_to_linear_expression): Adjust.
381 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
382 lbv_to_gcc_expression, lle_to_gcc_expression,
383 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
384 perfect_nestify): Likewise.
385 * lambda.h (gcc_loopnest_to_lambda_loopnest,
386 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
387 * profile.c (instrument_values): Adjust.
388 * tree-cfg.c (modified_noreturn_calls): Adjust.
389 (remove_fallthru_edge): Likewise.
390 * tree-dump.c (dequeue_and_dump): Adjust.
391 * tree-flow-inline.h (mark_stmt_modified): Adjust.
392 * tree-flow.h (modified_noreturn_calls): Adjust.
393 (tree_on_heap): Remove. (yay!)
394 (register_new_def): Adjust.
395 * tree-into-ssa.c: Define VEC(int,heap).
396 (block_defs_stack): Adjust.
397 (find_idf, insert_phi_nodes, register_new_def,
398 rewrite_initialize_block, rewrite_finalize_block,
399 register_new_update_single, rewrite_update_init_block,
400 rewrite_update_fini_block, rewrite_blocks,
401 ssa_rewrite_finalize_block, ssa_register_new_def,
402 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
403 * tree-loop-linear.c (linear_transform_loops): Adjust.
404 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
405 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
406 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
407 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
408 vrp_variables_stack): Adjust declarations.
409 (tree_ssa_dominator_optimize): Adjust.
410 (dom_opt_initialize_block, remove_local_expressions_from_table,
411 restore_nonzero_vars_to_original_value,
412 restore_vars_to_original_value,
413 restore_currdefs_to_original_value, dom_opt_finalize_block,
414 record_var_is_nonzero, record_cond, record_const_or_copy_1,
415 optimize_stmt, update_rhs_and_lookup_avail_expr,
416 lookup_avail_expr, record_range): Likewise.
417 * tree-ssa-pre.c: Define VEC(basic_block,heap).
418 (compute_antic_aux): Adjust.
419 (inserted_exprs, create_expression_by_pieces,
420 insert_into_preds_of_block, eliminate, mark_operand_necessary,
421 remove_dead_inserted_code, fini_pre): Likewise.
422 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
423 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
424 ssa_prop_init): Likewise.
425 * tree-ssa.c: Define VEC(bitmap,heap).
426 (verify_name_tags): Adjust.
427 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
428 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
429 tree_divmod_values_to_profile, tree_find_values_to_profile,
430 value_profile_transformations): Likewise.
431 * value-prof.h: Define VEC(histogram_value,heap).
432 * varasm.c: Remove alias_pair pointer typedef, define
434 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
436 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
437 not a pointer to it. Create an object vector.
438 (extern_symbols): Turn into an object vector.
439 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
441 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
444 * Makefile.in (tree-chrec.o): Depend on params.h.
445 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
447 * tree-chrec.c: Depend on params.h. Replace build with buildN,
448 and fold build with fold_buildN.
449 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
450 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
451 (tree_contains_chrecs): Compute an estimation of the size of the
453 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
454 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
455 * tree-scalar-evolution.c (simple_iv): Ditto.
456 * doc/invoke.texi (scev-max-expr-size): Documented.
458 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
460 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
461 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
462 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
463 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
464 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
465 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
466 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
467 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
468 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
469 (darwin_fix_and_continue_switch): Delete.
470 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
471 (SUBTARGET_SWITCHES): Delete.
472 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
473 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
474 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
475 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
476 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
477 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
478 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
479 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
480 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
481 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
482 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
483 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
484 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
485 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
486 (TARGET_64BIT): Undef before redefining.
487 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
488 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
489 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
490 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
491 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
492 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
493 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
494 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
495 (ix86_debug_arg_string, ix86_debug_addr_string)
496 (ix86_align_loops_string, ix86_align_jumps_string)
497 (ix86_align_funcs_string): Delete.
498 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
499 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
500 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
501 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
502 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
503 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
504 (SUBTARGET_SWITCHES): Delete.
505 * config/i386/i386.c (ix86_debug_arg_string): Delete.
506 (ix86_debug_addr_string): Delete.
507 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
508 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
509 (ix86_align_loops_string, ix86_align_jumps_string)
510 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
511 (ix86_align_funcs_string): Make static.
512 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
513 (ix86_handle_option): New function.
514 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
515 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
516 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
517 of darwin_fix_and_continue_switch.
518 (darwin_one_byte_bool): Delete.
519 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
520 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
521 to darwin_one_byte_bool.
522 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
523 * config/i386/djgpp.opt, config/i386/i386.opt,
524 * config/i386/sco5.opt: New files.
526 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
528 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
529 fp_zero_operand, fp_register_operand, intreg_operand,
530 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
531 call_operand, call_operand_address, tgd_symbolic_operand,
532 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
533 symbolic_operand, symbolic_memory_operand, label_ref_operand,
534 sp64_medium_pic_operand, data_segment_operand,
535 text_segment_operand, splittable_symbolic_memory_operand,
536 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
537 eq_or_neq, normal_comp_operator, noov_compare_op,
538 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
539 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
540 const64_operand, const64_high_operand, arith11_operand,
541 arith10_operand, arith_double_operand, arith_double_4096_operand,
542 arith_double_add_operand, arith11_double_operand,
543 arith10_double_operand, small_int, small_int_or_double,
544 uns_small_int, uns_arith_operand, clobbered_register,
545 input_operand, compare_operand): Delete.
546 (sparc_emit_set_const32): Use predicates in assertion. Remove special
547 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
548 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
549 (GEN_HIGHINT64, GEN_INT64): Delete.
550 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
551 gen_safe_XOR64): Adjust for above deletion.
552 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
553 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
554 (legitimate_constant_p): Use const_zero_operand instead.
555 (sparc_extra_constraint_check): Likewise.
556 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
557 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
558 (PREDICATE_CODES): Delete.
559 * config/sparc/sparc.md: Include predicates.md.
560 (All patterns): Adjust for new predicate names.
561 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
562 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
563 (movdi): Use general_operand predicate.
564 (movdi_sp64_dbl): Delete.
565 (movdi_const64_special): Add 'N' constraint.
566 (movdicc): Use arith10_operand predicate.
567 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
568 (movdi_cc_reg_sp64): Use arith10_operand predicate.
569 (movdi_cc_reg_sp64_trunc): Delete.
570 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
571 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
572 (subdi3_sp32): Delete.
573 (subdi3_insn_sp32): Change to define_insn_and_split.
574 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
575 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
576 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
577 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
578 small_int_operand predicate.
579 (divdi3, udivdi3): Use arith_operand predicate.
580 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
581 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
582 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
583 (xordi3_sp64_dbl): Delete.
584 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
585 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
586 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
587 cmp_ccx_set_not): Use arith_operand predicate.
588 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
589 * config/sparc/predicates.md: New file.
591 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
593 PR tree-optimization/14846
594 * fold-const.c (fold_single_bit_test_into_sign_test): New,
596 (fold_single_bit_test): ... here.
597 (fold_binary): Call fold_single_bit_test_into_sign_test
598 instead of fold_single_bit_test.
600 2005-04-20 James E Wilson <wilson@specifixinc.com>
603 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
604 is another declaration.
606 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
608 * config/cris/predicates.md: New file.
609 * config/cris/cris-protos.h (cris_store_multiple_op_p)
610 (cris_movem_load_rest_p): Declare.
611 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
612 (cris_movem_load_rest_p): Ditto. Globalize.
613 (cris_bdap_operand, cris_bdap_biap_operand,
614 cris_orthogonal_operator, cris_commutative_orth_op,
615 cris_operand_extend_operator,
616 cris_additive_operand_extend_operator, cris_extend_operator,
617 cris_plus_or_bound_operator, cris_mem_op,
618 cris_general_operand_or_symbol,
619 cris_general_operand_or_gotless_symbol,
620 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
621 cris_load_multiple_op): Remove predicate functions.
622 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
623 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
624 * config/cris/cris.h (PREDICATE_CODES): Don't define.
625 * config/cris/cris.md: Include predicates.md.
626 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
628 2005-04-20 Ian Lance Taylor <ian@airs.com>
630 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
631 * c-common.h (STMT_EXPR_STMT): Don't define.
632 (STMT_EXPR_NO_SCOPE): Don't define.
633 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
634 * c-pretty-print.c (pp_c_primary_expression): Likewise.
635 (pp_c_expression): Likewise.
637 2005-04-20 Richard Henderson <rth@redhat.com>
640 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
642 2005-04-20 Jeff Law <law@redhat.com>
644 * reload1.c (reload): Ignore equivalences between pseudos and
647 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
650 * c-tree.h (struct c_label_list): Update comment.
651 (struct c_label_context): Rename to struct c_label_context_se.
652 (label_context_stack): Rename to label_context_stack_se.
653 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
654 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
655 c_end_vm_scope): New.
656 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
657 * c-decl.c (pop_scope): Call c_end_vm_scope.
658 (pushdecl): Call c_begin_vm_scope for variably modified
660 (define_label): Check for jumping into scope of identifier with
661 variably modified type. Push label on stack for those defined at
662 current context of identifiers with variably modified type.
663 (start_function): Create stack level for context of identifiers
664 with variably modified type.
665 (finish_function): Pop stack level for context of identifiers with
666 variably modified type.
667 * c-typeck.c (label_context_stack): Rename to
668 label_context_stack_se.
669 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
670 (c_finish_goto_label): Check for jumping into scope of identifier
671 with variably modified type. Push label on stack for those jumped
672 to from current context of identifiers with variably modified
674 (struct c_switch): Add blocked_vm.
675 (c_start_case): Initialize blocked_vm.
676 (do_case): Check blocked_vm.
677 (c_finish_case): Add comment.
678 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
679 variable label_context_stack.
681 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
683 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
684 conditional_replacement, value_replacement, abs_replacement,
686 (replace_phi_edge_with_variable): Remove argument BB.
687 (conditional_replacement, value_replacement,
688 minmax_replacement, abs_replacement): Remove argument PHI_BB.
689 Update a call to replace_phi_edge_with_variable.
691 * tree-ssa-phiopt.c: Fix comments.
693 2005-04-20 Michael Matz <matz@suse.de>
696 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
699 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
701 * tree-ssa-phiopt.c: Fix comment typos.
703 PR tree-optimization/21116
704 * tree-ssa-phiopt.c: Fix a typo.
706 2005-04-19 Richard Henderson <rth@redhat.com>
708 * builtins.c (expand_builtin_sync_operation): Revert last change.
709 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
711 (expand_compare_and_swap_loop): Likewise.
712 (expand_sync_operation): Remove fallback from NAND to AND; invert
713 memory operand when expanding from cmpxchg.
714 (expand_sync_fetch_operation): Likewise.
715 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
718 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
719 when implementing NAND. Fix double-add for AFTER.
720 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
721 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
722 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
724 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
727 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
728 to return old memory value.
729 (sync_compare_and_swap_cc<IMODE>): Likewise.
731 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
732 return pre-reload. Don't consider output or anti dependencies.
733 * config/ia64/sync.md (IMODE): New.
734 (modesuffix): Add QI and HI.
735 (memory_barrier): Simplify expansion.
736 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
737 (cmpxchg_acq_<IMODE>): Likewise.
738 (sync_lock_test_and_set<IMODE>): Likewise.
739 (sync_lock_release<IMODE>): Likewise.
741 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
743 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
746 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
748 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
750 2005-04-20 Michael Pogue <michael.pogue@sun.com>
751 Joseph S. Myers <joseph@codesourcery.com>
753 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
754 * c-typeck.c (build_c_cast): Check these options.
755 * doc/invoke.texi: Document these options.
757 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
759 * tree-ssa-phiopt.c: Update a comment about the pass.
761 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
763 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
764 config/mcore/mcore.c: Fix comment typos.
766 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
768 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
769 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
771 2005-04-19 Paul Brook <paul@codesourcery.com>
773 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
775 2005-04-19 Andrew Haley <aph@redhat.com>
778 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
779 looking at a field's bitpos.
781 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
783 * system.h (fopen, fdopen, freopen): Define these to the unlocked
786 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
788 PR tree-optimization/21096
789 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
791 2005-04-19 Alan Modra <amodra@bigpond.net.au>
794 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
795 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
797 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
799 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
800 refers to the function being dumped.
802 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
804 * varasm.c (assemble_start_function): Remove reset of in_section.
806 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
808 PR tree-optimization/21085
809 * fold-const (fold_binary): Don't change X % -C to X % C if C has
812 2005-04-19 Ben Elliston <bje@au.ibm.com>
814 * doc/invoke.texi (Optimize Options): Refer to the correct
815 optimisation flag -ftree-dominator-opts, not -ftree-dom.
817 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
819 * config/rs6000/rs6000.c (machopic_output_stub): Increase
820 alloca argument to be big enough.
822 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
825 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
828 2005-04-18 Tom Tromey <tromey@redhat.com>
830 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
833 2005-04-18 Richard Henderson <rth@redhat.com>
835 * config/alpha/alpha.c (alpha_split_atomic_op): New.
836 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
837 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
838 * config/alpha/alpha-protos.h: Update.
839 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
840 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
841 (attr type): Add ld_l, st_c, mb.
842 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
843 iornotsi3, xorsi_internal, xornotsi3): New.
844 * config/alpha/ev4.md (ev4_ld): Add ld_l.
845 (ev4_ist_c, ev4_mb): New.
846 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
848 * config/alpha/ev6.md (ev6_ild): Add ld_l.
851 * config/alpha/sync.md: New file.
853 2005-04-18 Richard Henderson <rth@redhat.com>
855 * builtins.c (expand_builtin_sync_operation): Fold nand to and
858 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
860 2005-04-18 Devang Patel <dpatel@apple.com>
862 * config/rs6000/atlivec.md (mulv4si3): New pattern.
864 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
866 PR tree-optimization/20922
867 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
868 Fold X + c >= X and fold X - c <= X to true.
870 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
872 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
874 (emergency_labeled_state_free): Likewise.
876 2005-04-18 Nick Clifton <nickc@redhat.com>
878 * config/h8300/h8300.md (jump): Remove prescan parameter from
879 calls to final_scan_insn.
881 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
882 parameter from calls to final_scan_insn.
884 * config.gcc (m68hc12): Use the m68hc11.opt file for target
886 (v850e, v850e1): Use the v850.opt file for target specific
889 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
891 PR tree-optimization/21001
892 * tree-optimize.c (init_tree_optimization_passes): Move the
893 first pass_forwprop immediately before pass_vrp.
895 2005-04-17 Ian Lance Taylor <ian@airs.com>
897 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
898 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
899 from enum tree_code op to bool is_sizeof.
900 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
901 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
902 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
904 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
906 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
909 2005-04-17 Ian Lance Taylor <ian@airs.com>
911 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
913 2005-04-17 Richard Henderson <rth@redhat.com>
915 * config/alpha/alpha.c (va_list_skip_additions): Only define if
917 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
918 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
919 of indirection through ssa names while looking for the gpr counter
921 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
922 saved va_list_gpr_size and va_list_fpr_size.
924 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
926 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
927 both pointers or both integers.
929 * tree-vrp.c (maybe_add_assert_expr): Don't assert
930 ASSERT_EXPRs for single-use variable.
932 * tree-into-ssa.c: Fix a comment typo.
934 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
936 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
937 -mipsN before forcing a default of -mips2.
939 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
941 * predict.h (IS_TAKEN): Remove.
942 * rtl.h (NOTE_PREDICTION): Likewise.
944 * modulo-sched.c (CFG_HOOKS): Remove.
946 * c-parser.c (N_C_TTYPES): Remove.
948 * tree-flow-inline.h (get_stmt_operands): Remove.
949 * lambda-code.c, tree-ssa-loop-unswitch.c,
950 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
951 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
952 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
953 calls to get_stmt_operands.
954 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
956 2005-04-17 Richard Henderson <rth@redhat.com>
959 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
960 of CUMULATIVE_ARGS past the last named argument.
961 (alpha_va_start): Expect pretend_args_size only if strictly less than
964 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
967 * builtins.c (expand_builtin_strcat): Convert the result of
968 strlen to the right type.
969 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
970 avoid creating type mismatches.
971 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
974 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
976 2005-04-16 Richard Henderson <rth@redhat.com>
979 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
980 Use the mode of boolean_type_node when the user doesn't provide one.
981 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
983 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
986 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
989 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
992 2005-04-16 Roger Sayle <roger@eyesopen.com>
993 Steven Bosscher <stevenb@suse.de>
995 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
996 (fold_unary_to_constant): Likewise.
998 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1000 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1003 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1005 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1006 names related to target triplets.
1007 Remove i?86-*-esix from platform directory.
1008 Remove powerpc-*-eabiaix from platform directory.
1010 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1013 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1014 falling through from SUBREG case to REG.
1016 2005-04-15 Roger Sayle <roger@eyesopen.com>
1018 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1019 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1020 (fold_binary_to_constant): Simplify using fold_binary.
1021 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1023 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1025 * gthr-posix.c (pthread_cancel): Define.
1026 (pthread_mutexattr_init): Likewise.
1027 (pthread_mutexattr_settype): Likewise.
1028 (pthread_mutexattr_destroy): Likewise.
1030 2005-04-15 David S. Miller <davem@davemloft.net>
1033 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1035 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1037 PR tree-optimization/21031
1038 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1039 (forward_propagate_into_cond_1): Call it. Forward propagate
1040 integer-integer casts into COND_EXPRs.
1042 2005-04-15 Dave Korn <dave.korn@artimi.com>
1044 * gcc.c (default_compilers): Clarify obscure error message when
1045 reading from standard input.
1047 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1049 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1050 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1052 * tree-ssa-alias.c (init_alias_info): Remove a call to
1055 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1057 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1058 of non-virtual PHI nodes like we use to.
1060 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1062 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1063 (attr_copy_rtx): Do not use it.
1065 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1067 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1069 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1071 * tree-vect-transform.c (vectorizable_store): Mark necessary
1072 objects in the vectorized store needing renaming. Update the
1073 SSA graph for V_MAY_DEF operands in the original store.
1075 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1077 * tree-ssa-pre.c (compute_avail): It's okay to have
1078 TREE_INVARIANT's here, and value number the resulting expressions.
1079 (create_expression_by_pieces): Make sure operands that were
1080 min_invariant when we started, stay that way.
1082 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1084 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1086 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1088 PR tree-optimization/20936.
1089 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1091 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1093 * doc/invoke.texi: Fix typos.
1094 * doc/md.texi: Likewise.
1095 * doc/rtl.texi: Likewise.
1096 * doc/sourcebuild.texi: Likewise.
1097 * doc/tm.texi: Likewise.
1099 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1101 PR tree-optimization/21004
1102 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1103 and floorl in c99 mode only.
1104 * builtins.c (expand_builtin_int_roundingfn): Assert that
1105 fallback_fndecl is not NULL_TREE.
1107 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1109 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1110 * basic-block.h: Update the prototype for
1111 purge_all_dead_edges.
1112 * cfgexpand.c (tree_expand_cfg): Update a call to
1113 purge_all_dead_edges.
1114 * combine.c (combine_instructions): Likewise.
1115 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1116 rest_of_handle_cse2, rest_of_handle_gcse,
1117 rest_of_handle_postreload): likewise.
1119 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1122 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1123 e.g. cv-qualification conversions.
1125 2005-04-14 Mike Stump <mrs@apple.com>
1127 * config/darwin-c.c (framework_construct_pathname): We must
1128 find all headers of a framework in the first instance of it
1129 found in the seach path.
1131 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1133 PR tree-optimization/21021
1134 * tree-vrp.c (compare_values): Work around a bug in the front
1135 end that produces a comparison of mismatched types.
1137 2004-04-14 Richard Henderson <rth@redhat.com>
1139 * config/ia64/ia64.h (enum fetchop_code): Remove.
1140 (enum ia64_builtins): Move ...
1141 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1142 members except BSP and FLUSHRS.
1143 (ia64_init_builtins): Remove __sync builtins.
1144 (ia64_expand_builtin): Likewise.
1145 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1146 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1147 (ia64_expand_lock_release): Remove.
1148 * config/ia64/ia64.md (mf): Move to sync.md.
1149 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1150 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1151 * config/ia64/sync.md: New file.
1152 (memory_barrier): Rename from mf.
1153 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1154 (cmpxchg_acq_<I48MODE>): Likewise.
1155 (sync_lock_test_and_set<I48MODE>): Likewise.
1157 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1158 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1160 2004-04-14 Richard Henderson <rth@redhat.com>
1162 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1163 (ix86_compare_emitted): New.
1164 (ix86_expand_compare): Use ix86_compare_emitted if set.
1165 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1166 and ix86_compare_op0 are set.
1167 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1168 (TARGET_CMPXCHG, TARGET_XADD): New.
1169 (ix86_compare_emitted): Declare.
1170 * config/i386/i386.md: Include sync.md
1171 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1172 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1173 * config/i386/sync.md: New file.
1175 2004-04-14 Richard Henderson <rth@redhat.com>
1178 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1179 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1180 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1181 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1182 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1183 BT_FN_I8_VPTR_I8_I8): New.
1184 * builtins.def (DEF_SYNC_BUILTIN): New.
1185 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1186 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1187 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1188 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1189 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1190 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1191 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1192 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1193 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1194 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1195 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1196 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1197 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1198 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1199 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1200 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1201 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1202 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1203 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1204 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1205 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1206 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1207 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1208 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1209 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1210 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1211 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1212 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1213 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1214 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1215 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1216 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1217 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1218 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1219 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1220 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1221 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1222 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1223 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1224 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1225 BUILT_IN_SYNCHRONIZE: New.
1226 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1227 as a function. Accept __sync_ as a prefix as well.
1228 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1229 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1230 expand_builtin_lock_release): New.
1231 (expand_builtin): Call them.
1232 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1233 neither BOTH_P nor FALLBACK_P are defined.
1234 (builtin_type_for_size): New.
1235 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1236 (resolve_overloaded_builtin): New.
1237 * c-common.h (resolve_overloaded_builtin): Declare.
1238 (builtin_type_for_size): Declare.
1239 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1240 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1241 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1242 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1243 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1244 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1245 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1246 sync_compare_and_swap_cc, sync_lock_test_and_set,
1247 sync_lock_release): New.
1248 * optabs.h: Declare them.
1249 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1250 expand_sync_operation, expand_sync_fetch_operation,
1251 expand_sync_lock_test_and_set): Declare.
1252 * genopinit.c (optabs): Add sync optabs.
1253 * optabs.c (init_optabs): Initialize sync optabs.
1254 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1255 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1256 expand_sync_operation, expand_sync_fetch_operation,
1257 expand_sync_lock_test_and_set): New.
1258 * doc/extend.texi (Atomic Builtins): New section
1259 * doc/md.texi (Standard Names): Add sync patterns.
1261 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1263 * tree-eh.c (lower_try_finally_copy): Generate new code in
1264 response to goto_queue entries as if the queue was sorted by
1265 index, not pointers.
1266 (lower_try_finally_switch): Likewise.
1268 2005-04-14 Richard Henderson <rth@redhat.com>
1270 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1271 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1273 (ix86_expand_fp_movcc): Update to match.
1274 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1275 * config/i386/i386-protos.h: Update.
1276 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1277 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1279 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1281 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1284 2005-04-14 Julian Brown <julian@codesourcery.com>
1286 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1287 link failures on ppc64 Linux.
1289 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1291 * config.gcc: Set cpu_type for s390.
1293 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1295 Fix PR tree-optimization/20963
1296 * tree-ssa-pre.c (compute_avail): Remove special case for
1298 (create_expression_by_pieces): Add value numbers for forced out
1301 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1303 * config/cris/cris.md: Replace references to (reg:SI 16) with
1304 (reg:SI CRIS_SRP_REGNUM).
1306 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1308 PR tree-optimization/20657
1309 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1310 create an appropriate range from it.
1312 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1314 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1315 <UNSPEC_FIST_CEIL> case.
1317 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1318 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1319 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1320 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1321 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1322 (lfloor<mode>2): New expanders.
1323 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1324 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1325 to implement lceil and llceil built-ins as x87 intrinsic function.
1326 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1327 (lceil<mode>2): New expanders.
1329 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1331 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1332 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1334 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1337 * config/s390/s390-modes.def: Define TFmode.
1339 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1341 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1342 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1343 * config/mips/mips.c (mips16_insn_length): Remove reference to
1344 JUMP_TABLES_IN_TEXT_SECTION.
1346 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1348 * simplify-rtx.c (simplify_binary_operation_1): Return
1349 scalar or vector of constant 0, depending on the xor's
1352 2005-04-13 Dale Johannesen <dalej@apple.com>
1354 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1355 (objc-act.o): Ditto.
1356 * objc/objc-act.c (objc_gimplify_expr): New.
1357 (objc_get_callee_fndecl): New.
1358 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1359 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1360 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1362 2005-04-13 Devang Patel <dpatel@apple.com>
1364 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1367 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1369 CRIS prologue as RTL.
1370 * config/cris/cris-protos.h (cris_emit_movem_store)
1371 (cris_expand_prologue): Prototype.
1372 * config/cris/cris.c (struct machine_function): New member
1374 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1375 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1376 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1377 (cris_load_multiple_op, cris_return_address_on_stack)
1378 (cris_return_address_on_stack_for_return): ISO-Cify.
1379 (cris_store_multiple_op): New predicate function.
1380 (cris_expand_prologue, cris_emit_movem_store): New functions.
1381 (cris_print_operand) <case 'O'>: Handle modifications other than
1383 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1384 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1385 (cris_gen_movem_load): Rearrange slightly to make local variable
1386 src a parameter, removing osrc.
1387 (cris_setup_incoming_varargs): Set machine_function member
1388 stdarg_regs to correspond to the number of registers that need to
1390 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1392 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1393 cris_general_operand_or_gotless_symbol accept UNSPEC.
1394 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1395 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1396 ("*cris_store_multiple"): New pattern. Tweak common comment above
1397 this and "*cris_load_multiple".
1398 ("prologue"): New define_expand.
1400 * config/cris/cris.md ("epilogue"): Conditionalize on
1401 TARGET_PROLOGUE_EPILOGUE.
1403 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1406 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1407 fpsr 0 instead of fpsr 1.
1408 (divsf3_internal_thr): Ditto.
1409 (divdf3_internal_lat): Ditto.
1410 (divdf3_internal_thr): Ditto.
1411 (divxf3_internal_lat): Ditto.
1412 (divxf3_internal_thr): Ditto.
1414 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1416 PR tree-optimization/20913
1417 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1419 PR tree-optimization/20702
1420 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1421 dominator children that haven't been walked into.
1423 2005-04-13 Julian Brown <julian@codesourcery.com>
1425 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1426 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1429 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1431 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1432 config/i386/sse.md: Fix comment typos.
1434 * genattrtab.c (NULL_ATTR): Remove.
1435 * ifcvt.c (NULL_EDGE): Likewise.
1437 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1439 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1440 NOTE_PREDICT): Remove.
1442 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1444 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1445 * configure: Regenerate.
1446 * config.in: Likewise.
1447 * system.h: Declare vsnprintf if not already declared.
1449 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1451 * optc-gen.awk: Handle stand-alone Mask records.
1452 * opth-gen.awk: Likewise.
1453 * doc/options.texi (Option file format): Document them.
1454 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1455 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1456 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1457 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1458 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1459 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1460 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1461 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1462 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1463 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1464 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1465 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1466 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1467 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1468 TARGET_LONG_DOUBLE_128): Likewise.
1469 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1470 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1471 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1472 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1473 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1474 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1475 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1476 * config/sparc/sparc.c (fpu_option_set): New global.
1477 (sparc_handle_option): New function.
1478 (sparc_override_options): Test fpu_option_set.
1479 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1480 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1481 * config/sparc/sparc.opt: New file.
1482 * config/sparc/little-endian.opt: Likewise.
1483 * config/sparc/long-double-switch.opt: Likewise.
1485 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1487 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1488 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1489 * config/bfin/bfin.opt (mshared-library-id=): Lose
1490 Var(bfin_lib_id_given).
1492 2005-04-13 Matt Thomas <matt@3am-software.com>
1494 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1497 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1499 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1501 * cgraphunit.c (INSNS_PER_CALL): Remove.
1503 * tree-ssa-forwprop.c (vars,
1504 record_single_argument_cond_exprs,
1505 substitute_single_use_vars): Remove.
1506 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1508 (tree_ssa_forward_propagate_single_use_vars): Call
1509 forward_propagate_into_cond for each COND_EXPR.
1511 * tree-inline.c (INSNS_PER_STMT): Remove.
1513 2005-04-12 Richard Henderson <rth@redhat.com>
1515 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1516 (ix86_expand_sse_fp_minmax): ... from ...
1517 (ix86_expand_fp_movcc): ... here.
1518 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1519 * config/i386/i386-protos.h: Update.
1520 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1521 (sse_setccsf, sse_setccdf): Allow before reload.
1522 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1523 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1524 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1525 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1526 (anddf3, nanddf3, iordf3, xordf3): New.
1528 2005-04-12 Jeff Law <law@redhat.com>
1530 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1531 (tree-ssa-uncprop.o): Add dependencies.
1532 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1533 * tree-flow.h (remove_useless_stmts): Remove prototype.
1534 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1535 remove_useless_stmts.
1536 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1537 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1538 * tree-pass.h (pass_uncprop): Declare.
1539 * tree-ssa-uncprop.c: New file.
1541 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1544 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1546 2005-04-12 Caroline Tice <ctice@apple.com>
1548 Temporary fix for partitioning problems.
1549 * passes.c (rest_of_handle_final): Remove code that
1550 frees unlikely_text_section_name,
1551 * varasm.c (assemble_start_function): Test for partitioning
1552 flag before writing out section labels.
1553 (assemble_end_function): Test for partitioning flag before
1554 writing out section labels.
1556 2005-04-12 Steven Bosscher <stevenb@suse.de>
1557 Stuart Hastings <stuart@apple.com>
1558 Jan Hubicka <jh@suse.cz>
1560 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1561 references to gt-tree-cfg.h.
1562 * basic-block.h (struct basic_block_def): Don't skip rbi
1563 for garbage collection.
1564 (struct reorder_block_def): Make GTY-able.
1565 (struct control_flow_graph): New structure.
1566 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1567 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1568 but instead defines to the control_flow_graph for cfun.
1569 (label_to_block_map): New define, points to the label map of
1570 the control_flow_graph for cfun.
1571 (n_edges_for_function, n_basic_blocks_for_function,
1572 last_basic_block_for_function, basic_block_info_for_function,
1573 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1574 basic_block_info_for_function, label_to_block_map_for_function):
1575 Counterparts for the above, taking a struct function as an extra
1577 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1578 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1579 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1580 (alloc_rbi_pool, free_rbi_pool): Remove.
1581 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1582 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1584 (cfg_layout_finalize) ... and don't free it here.
1585 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1587 * flow.c (free_basic_block_vars): Set label_to_block_map and
1588 n_edges to zero too.
1589 * function.h (struct function): Add cfg field.
1590 * function.c (allocate_struct_function): Allocate the cfg.
1591 * tree-cfg.c (label_to_block_map): Remove.
1592 (build_tree_cfg): Don't allocate the rbi pool here...
1593 (delete_tree_cfg_annotations): ...and don't free it here.
1594 Also don't nullify label_to_block_map for cfun.
1596 2005-04-12 Caroline Tice <ctice@apple.com>
1598 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1599 Revert my patch from April 9.
1600 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1601 (reorder_basic_blocks): Revert my patch from April 9.
1602 (insert_section_boundary_note): Revert my patch from April 9.
1603 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1604 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1605 (COLD_END_LABEL): Revert my patch from April 9.
1606 (cold_text_section_label): Revert my patch from April 9.
1607 (cold_end_label): Revert my patch from April 9.
1608 (dwarf2out_switch_text_section): Revert my patch from April 9.
1609 (output_aranges): Revert my patch from April 9.
1610 (output_ranges): Revert my patch from April 9.
1611 (output_line_info): Revert my patch from April 9.
1612 (add_location_or_const_value_attribute): Revert my patch from April 9.
1613 (dwarf2out_var_location): Revert my patch from April 9.
1614 (dwarf2out_init): Revert my patch from April 9.
1615 (dwarf2out_finish): Revert my patch from April 9.
1616 * function.h (struct function): Revert my patch from April 9.
1617 * opts.c (decode_options): Revert my patch from April 9.
1618 * output.h (unlikely_section_label, hot_section_label,
1619 hot_section_end_label, cold_section_end_label,
1620 unlikely_text_section_name): Revert my patch from April 9.
1621 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1622 * varasm.c (unlikely_section_label, hot_section_label,
1623 hot_section_end_label, cold_section_end_label,
1624 unlikely_text_section_name): Revert my patch from April 9.
1625 (initialize_cold_section_name): Revert my patch from April 9.
1626 (unlikely_text_section): Revert my patch from April 9.
1627 (in_unlikely_text_section): Revert my patch from April 9.
1628 (named_section): Revert my patch from April 9.
1629 (function_section): Revert my patch from April 9.
1630 (current_function_section): Revert my patch from April 9.
1631 (assemble_start_function): Revert my patch from April 9.
1632 (assemble_end_function): Revert my patch from April 9.
1633 (default_section_type_flags_1): Revert my patch from April 9.
1635 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1637 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1638 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1640 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1642 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1645 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1646 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1648 2004-04-12 Richard Henderson <rth@redhat.com>
1650 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1651 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1652 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1653 (UNSPEC_*, UNSPECV_*): Renumber.
1655 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1658 From Richard Henderson <rth@redhat.com>:
1659 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1662 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1664 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1666 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1668 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1669 (bfin_library_id): New variable.
1670 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1671 instead of bfin_library_id_string.
1672 (bfin_handle_option): New function.
1673 (override_options): Remove most code to deal with shared library IDs,
1674 just check they aren't used without -mid-shared-library.
1675 (TARGET_HANDLE_OPTION): Define.
1676 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1677 * config/bfin/bfin.opt (mshared-library-id=): New.
1679 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1681 * tree-vect-transform.c: Fix comment typos.
1683 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1685 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1686 split critical edges when not possible/profitable.
1688 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1690 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1691 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1692 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1693 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1694 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1695 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1696 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1697 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1699 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1700 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1701 * config/ns32k/ns32k.opt: New file.
1703 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1705 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1706 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1707 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1708 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1709 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1710 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1711 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1712 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1713 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1714 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1715 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1716 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1717 (MASK_COLDFIRE): Formatting fixes.
1718 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1719 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1720 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1721 "_current_shared_library_a5_offset_".
1722 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1723 (MASK_ALL_CPU_BITS): New macro.
1724 (m68k_handle_option): New function.
1725 (override_options): Remove handling of m68k_library_id_string.
1726 * config/m68k/m68k.opt: New file.
1727 * config/m68k/ieee.opt: New file.
1729 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1731 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1732 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1733 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1734 (TARGET_CXX): Adjust accordingly.
1735 * target.h (struct gcc_target): Remove epxort_class_data. Add
1736 determine_class_data_visibility and class_data_always_comdat.
1737 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1738 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1739 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1740 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1741 (arm_cxx_determine_class_data_visibility): New.
1742 (arm_cxx_class_data_always_comdat): Likewise.
1743 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1744 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1745 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1746 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
1747 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
1750 2005-04-11 Devang Patel <dpatel@apple.com>
1752 * tree-data-ref.c (build_classic_dist_vector,
1753 compute_subscript_distance): Make externally visible.
1754 * tree-data-ref.h (build_classic_dist_vector,
1755 compute_subscript_distance): Same.
1756 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1757 Check distance vector against vectorization factor.
1758 (vect_analyze_loop): Determine vectorizaion factor before
1759 analyzing data dependences.
1760 * tree-vectorizer.c (loops_num): Make it externally visible and
1762 * tree-vectorizer.c (vect_loops_num): ... new name.
1763 * tree-vectorizer.h (vect_loops_num): New.
1765 2005-04-11 Devang Patel <dpatel@apple.com>
1767 * tree-vect-analyze.c (vect_analyze_operations): Check
1768 vectorizable codition.
1769 * tree-vect-transform.c (vect_is_simple_cond): New function.
1770 (vectorizable_condition): New function.
1771 (vect_transform_stmt): Handle condition_vec_info_type.
1772 * tree-vectorizer.h (enum stmt_vec_info_type): Add
1773 condition_vec_info_type.
1774 (vectorizable_condition): New.
1776 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1778 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1779 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1780 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1782 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1783 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1785 * dwarf2out.c (output_line_info): Don't try to dereference
1786 a NULL current_function_decl.
1788 * config/t-slibgcc-darwin: Don't put shared libraries in
1789 directories other than $(slibdir).
1790 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1793 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1795 PR tree-optimization/20933
1796 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1797 logic to reject aliases between read-only and writable
1799 (may_alias_p): ... here.
1800 (get_tmt_for): Do not associate read-only tags to pointers
1801 whose pointed-to type is not read-only.
1802 * tree-ssa.c (verify_ssa): Check that memory stores have at
1803 least one V_MAY_DEF or V_MUST_DEF.
1805 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1808 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1809 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1810 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1811 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1813 (fwrite_unlocked): Fix prototype.
1815 * configure, config.in: Regenerate.
1817 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1819 * tree-ssa-loop-im.c: Include real.h.
1820 (determine_invariantness_stmt): If real division divisor is
1821 invariant and flag_unsafe_math_optimizations enabled, generate
1822 invariant reciprocal for hoisting.
1823 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1825 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1827 Fix PR tree-optimization/20926
1829 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1831 2005-04-11 Devang Patel <dpatel@apple.com>
1833 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1836 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1838 * fold-const.c (fold_binary_op_with_conditional_arg):
1839 use fold_buildN instead of "fold (buildN" in some
1841 (fold_unary): Likewise.
1842 (fold_binary): Likewise.
1844 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1846 Fix PR tree-optimization/20612
1847 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1849 (perfect_nestify): preheaderbb is *not* part of loop of the
1852 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1854 * tree-ssa-alias.c (may_alias_p): If the variable
1855 is a global variable and the pointer is parameter
1856 and -fargument-noalias-global is used, then
1857 the pointer cannot alias the variable.
1859 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1861 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1862 * config/sparc/sparc.h: Likewise.
1863 * config/sparc/sparc.md: Likewise.
1865 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1867 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1869 * tree-vrp.c: Fix a comment typo.
1871 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1873 PR tree-optimization/20920
1874 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1875 SSA_NAME flows through an abnormal edge.
1876 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1877 through abnormal edges.
1878 (maybe_add_assert_expr): Likewise.
1880 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1882 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1883 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1884 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1885 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1886 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1887 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1888 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1889 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1890 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1891 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1892 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1893 (TARGET_HANDLE_OPTION): Likewise.
1894 (s390_tune): Initialize to PROCESSOR_max.
1895 (s390_arch_string): Make static.
1896 (s390_tune_string, s390_warn_framesize_string): Delete.
1897 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1898 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1899 (s390_handle_arch_option, s390_handle_option): New functions.
1900 (override_options): Remove parsing of option strings.
1901 * config/s390/s390.opt: New file.
1903 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1905 * tree-complex.c (expand_vector_operations): Call
1906 update_stmt_if_modified.
1908 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1910 * tree-vect-analyze (vect_determine_vectorization_factor):
1911 Do not use GET_MODE_NUNITS.
1912 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1913 (vectorizable_load, vect_transform_loop): Likewise.
1915 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1917 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1918 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1919 * optabs.h (enum optab_index): Add new OTI_lceil.
1920 (lceil_optab): Define corresponding macro.
1921 * optabs.c (init_optabs): Initialize lceil_optab.
1922 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1923 and lceildi2 patterns.
1924 * builtins.c (expand_builtin_int_roundingfn): Handle
1925 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1926 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1927 BUILT_IN_LLCEIL{,F,L}.
1928 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1929 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1930 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1931 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1932 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1933 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1934 into lceil built-in function and (long long int)ceil{,f,l} into
1935 llceil built-in function.
1936 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1939 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1941 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1944 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1946 * config/arm/arm.c: Fix a comment typo.
1947 * doc/tree-ssa.texi: Fix a typo.
1949 2005-04-10 Steven Bosscher <stevenb@suse.de>
1951 * cselib.c (clear_table): Rename to cselib_clear_table.
1952 * cselib.h (cselib_clear_table): Add prototype.
1953 * gcse.c (gcse_main): Make 'f' argument unused.
1954 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1955 of each basic block instead.
1956 (compute_sets, compute_hash_table_work): Likewise.
1957 (constprop_register): Change int 'alter_jumps' argument to bool.
1958 (do_local_cprop): Likewise.
1959 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1960 the insn chain. Explicitly clear the cselib tables after finishing
1961 one basic block. Make sure there are no unterminated libcall blocks.
1962 Update compute_sets call.
1963 (cprop): Walk basic blocks instead of the insn chain.
1964 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1966 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1967 one_cprop_pass calls.
1969 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1971 * combine.c (combine_simplify_rtx): Remove a transformation that
1972 relies on an invalid assumption about rtl sign-extension semantics.
1974 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1976 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1977 to build_int_cst_wide.
1979 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1982 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1983 set the original address pseudo to the correct value before the
1984 original insn, if possible, and leave the insn alone, otherwise
1985 create a new pseudo, set it and replace it in the insn.
1986 * recog.c (validate_change_maybe_volatile): New.
1987 * recog.h (validate_change_maybe_volatile): Declare.
1989 2005-04-09 Caroline Tice <ctice@apple.com>
1991 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1992 Remove targetm.have_named_sections test.
1993 (fix_edges_for_rarely_executed_code): Likewise.
1994 (insert_section_boundary_note): Likewise.
1995 (reorder_basic_blocks): Check partitioning flag before calling
1996 verify_hot_cold_block_grouping.
1997 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1998 the function struct rather than global variables.
1999 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2000 (COLD_END_LABEL): Likewise
2001 (cold_text_section_label): New static global variable.
2002 (cold_end_label): Likewise.
2003 (dwarf2out_switch_text_section): Get hot/cold section labels from
2004 the function struct rather than global variables.
2005 (output_aranges): Use cold_text_section_label and cold_end_label;
2006 check partitioning flag before putting out delta.
2007 (output_ranges): Remove incorrect code attempting to use
2009 (output_line_info): Get cold section label from function struct.
2010 (add_location_or_const_value_attribute): Likewise.
2011 (get_subprogram_die): Get hot/cold section labels from function struct.
2012 (dwarf2out_var_location): Likewise.
2013 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2014 write out cold_text_section_label if partition flag is set.
2015 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2016 * function.h (struct function): Add new fields to point to hot/cold
2017 section labels: hot_section_label, cold_section_label,
2018 hot_section_end_label and cold_section_end_label; also add new field
2019 for cold text section name, unlikely_text_section_name.
2020 * opts.c (decode_options): Turn off partitioning flag if
2021 !targetm.have_named_sections.
2022 * output.h (hot_section_label): Remove.
2023 (hot_section_end_label): Remove.
2024 (cold_section_end_label): Remove.
2025 (unlikely_section_label): Remove.
2026 (unlikely_text_section_name): Remove.
2027 * passes.c (rest_of_handle_final): Remove code that frees
2028 unlikely_text_section_name.
2029 * varasm.c (unlikely_section_label): Remove.
2030 (hot_section_label): Remove.
2031 (hot_section_end_label): Remove.
2032 (cold_section_end_label): Remove.
2033 (unlikely_text_section_name): Remove.
2034 (initialize_cold_section_name): Modify to call
2035 targetm.strip_name_encoding; to store cold section name in current
2036 function struct, if it exists; and to only use the decl_section_name
2037 if flag_named_sections is true.
2038 (unlikely_text_section): Modify to get section name out of current
2039 function struct, if there is one; otherwise build it from
2040 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2041 (in_unlikely_text_section): Likewise.
2042 (named_section): Modify to get/put cold section name in current function
2043 struct, if there is one.
2044 (function_section): Change 'bool unlikely' to 'int reloc'; check
2045 targetm.have_named_sections before calling named_section.
2046 (current_function_section): Likewise.
2047 (assemble_start_function): Modify to get/put unlikely_text_section_name
2048 in current function struct; modify to get hot/cold section labels
2049 from function struct; initialize labels using
2050 ASM_GENERATE_INTERNAL_LABEL;
2051 test partitioning flag before writing out hot section label.
2052 (assemble_end_function): Test partitioning flag before writing out
2053 hot/cold section labels.
2054 (default_section_type_flags_1): Modify to use array instead of
2055 char* for unlikely_text_section_name; set flags correctly for
2056 cold text section if there is not a current function decl.
2058 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2060 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2061 and TI_VA_LIST_FPR_COUNTER_FIELD.
2062 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2063 * tree-pass.h (pass_stdarg): Add.
2064 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2065 * tree-stdarg.c: New file.
2066 * tree-stdarg.h: New file.
2067 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2068 (tree-stdarg.o): Add dependencies.
2069 * function.h (struct function): Add va_list_gpr_size and
2070 va_list_fpr_size fields.
2071 * function.c (allocate_struct_function): Initialize them.
2072 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2073 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2074 (TARGET_INITIALIZER): Add it.
2076 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2077 va_list_{g,f}pr_counter_field.
2078 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2079 area will not be used. Only save registers that tree-stdarg.c
2080 detected they need saving.
2081 (ix86_va_start): Don't set up fields that won't be used.
2083 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2084 va_list_{g,f}pr_counter_field.
2085 (setup_incoming_varargs): Don't do anything if reg_save
2086 area will not be used. Only save registers that tree-stdarg.c
2087 detected they need saving.
2088 (rs6000_va_start): Don't set up fields that won't be used.
2090 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2091 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2092 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2093 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2095 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2098 * config/i386/i386.c (construct_container): Pass empty aligned
2099 struct, union or class in memory.
2101 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2103 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2104 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2105 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2106 config/rs6000/predicates.md: Fix comment typos.
2108 * sched-int.h (haifa_insn_data): Remove blockage and units.
2109 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2110 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2111 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2113 2005-04-09 Jan Hubicka <jh@suse.cz>
2114 Steven Bosscher <stevenb@suse.de>
2116 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2117 * cfgloop.c (get_loop_exit_edges): Likewise.
2118 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2120 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2121 * tree-cfg.c (dump_cfg_status): Likewise.
2123 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/predicates.md (altivec_register_operand): Remove
2126 redundant match_code test.
2127 (gpc_reg_operand): Same.
2128 (cc_reg_operand): Same.
2129 (cc_reg_not_cr0_operand): Same.
2131 2005-04-09 Jan Hubicka <jh@suse.cz>
2133 Forgotten hunk from my last merge patch:
2134 * final.c (output_addr_const): Do not call mark_referenced.
2136 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2138 * doc/tree-ssa.texi: Add immediate use documentation.
2140 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2142 * arm.c (FL_WBUF): Define.
2143 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2144 (arm_is_6_or_7): Delete.
2145 (arm_tune_wbuf): New.
2146 (arm_override_options): Set arm_tune_wbuf.
2147 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2148 (arm_is_6_or_7): Delete declaration.
2149 (arm_tune_wbuf): New declartion.
2150 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2151 (model_wbuf): Derive from arm_tune_wbuf.
2152 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2153 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2154 (arm740t): Mark CPUs as having a write buffer.
2156 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2158 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2159 of 'const_double_operand' in operand 2 constraints. Update enable
2162 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2164 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2165 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2166 * optabs.h (enum optab_index): Add new OTI_lfloor.
2167 (lfloor_optab): Define corresponding macro.
2168 * optabs.c (init_optabs): Initialize lfloor_optab.
2169 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2170 and lfloordi2 patterns.
2171 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2172 (expand_builtin_int_roundingfn): New function.
2173 (fold_builtin_int_roundingfn): New prototype.
2174 (fold_builtin_int_roundingfn): New function, renamed from
2175 fold_builtin_lround.
2176 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2177 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2178 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2179 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2180 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2181 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2182 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2183 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2184 into lfloor built-in function and (long long int)floor{,f,l} into
2185 llfloor built-in function.
2186 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2189 2005-04-08 Ian Lance Taylor <ian@airs.com>
2191 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2192 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2193 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2194 (DO_COND, DO_BODY): Likewise.
2195 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2196 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2197 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2198 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2199 (build_continue_stmt, build_break_stmt): Don't declare.
2200 (c_do_switch_warnings): Update declaration.
2201 * c-gimplify.c (enum bc_t): Remove.
2202 (struct c_gimplify_ctx, ctxp): Remove.
2203 (push_context, pop_context): Remove static functions.
2204 (c_genericize): Don't call push_context or pop_context.
2205 (begin_bc_block, finish_bc_block): Remove static functions.
2206 (build_bc_goto): Likewise.
2207 (gimplify_c_loop): Likewise.
2208 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2209 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2210 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2211 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2212 * c-common.c (c_do_switch_warnings): Rename from
2213 c_do_switch_warnings_1.
2214 (c_do_switch_warnings) [old version]: Remove.
2215 (c_do_switch_expr_warnings): Remove.
2216 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2217 function instead of c_do_switch_expr_warnings.
2218 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2219 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2220 * c-pretty-print.c (pp_c_statement): Likewise.
2221 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2223 2005-04-08 Devang Patel <dpatel@apple.com>
2225 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2226 While selecting replacement condition pay attention to loop header.
2228 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2230 Merge from tree-cleanup-branch: VRP, store CCP, store
2231 copy-prop, incremental SSA updating of FUD chains and
2232 newly exposed symbols.
2234 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2235 (OBJS-common): Add tree-vrp.o.
2236 (tree-vrp.o): New rule.
2237 * basic-block.h (nearest_common_dominator_for_set): Declare.
2238 * common.opt (ftree-store-ccp): New flag.
2239 (ftree-copy-prop): New flag.
2240 (ftree-vrp): New flag.
2241 (ftree-store-copy-prop): New flag.
2242 * dominance.c (nearest_common_dominator_for_set): New.
2243 * domwalk.c (walk_dominator_tree): Only traverse
2244 statements in blocks marked in walk_data->interesting_blocks.
2245 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2246 * fold-const.c (fold): Handle ASSERT_EXPR.
2247 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2248 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2249 flag_tree_vrp at -O2.
2250 * timevar.def (TV_TREE_VRP): Define.
2251 (TV_TREE_COPY_PROP): Define.
2252 (TV_TREE_STORE_COPY_PROP): Define.
2253 (TV_TREE_SSA_INCREMENTAL): Define.
2254 (TV_TREE_STORE_CCP): Define.
2255 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2256 to kill_redundant_phi_nodes from comment.
2257 (verify_expr): Handle ASSERT_EXPR.
2258 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2259 argument. Update all users.
2260 (mark_call_clobbered_vars_to_rename): Remove. Update all
2262 * tree-flow-inline.h (unmodifiable_var_p): New.
2263 * tree-flow.h (enum value_range_type): Declare.
2264 (struct value_range_def): Declare.
2265 (value_range): Declare.
2266 (remove_all_phi_nodes_for): Remove. Update all users.
2267 (find_phi_node_for): Declare.
2268 (add_type_alias): Declare.
2269 (count_uses_and_derefs): Declare.
2270 (kill_redundant_phi_nodes): Remove.
2271 (rewrite_into_ssa): Remove.
2272 (rewrite_def_def_chains): Remove.
2273 (update_ssa, register_new_name_mapping, create_new_def_for,
2274 need_ssa_update_p, name_registered_for_update_p,
2275 release_ssa_name_after_update_ssa, dump_repl_tbl,
2276 debug_repl_tbl, dump_names_replaced_by,
2277 debug_names_replaced_by, mark_sym_for_renaming,
2278 mark_set_for_renaming, get_current_def, set_current_def,
2279 get_value_range, dump_value_range, debug_value_range,
2280 dump_all_value_ranges, debug_all_value_ranges,
2281 expr_computes_nonzero, loop_depth_of_name,
2282 unmodifiable_var_p): Declare.
2283 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2285 * tree-into-ssa.c (block_defs_stack): Update comment.
2286 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2287 syms_to_rename, names_to_release, repl_tbl,
2288 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2289 need_to_replace_names_p): New locals.
2290 (NAME_SETS_GROWTH_FACTOR): Define.
2291 (struct repl_map_d): Declare.
2292 (struct mark_def_sites_global_data): Add field
2294 (enum rewrite_mode): Declare.
2295 (REGISTER_DEFS_IN_THIS_STMT): Define.
2296 (compute_global_livein): Use last_basic_block instead of
2298 (set_def_block): Remove last argument. Update all callers.
2299 (prepare_use_operand_for_rename): Remove. Update all callers.
2300 (prepare_def_operand_for_rename): Remove. Update all callers.
2301 (symbol_marked_for_renaming): New.
2304 (repl_map_hash): New.
2306 (repl_map_free): New.
2307 (names_replaced_by): New.
2308 (add_to_repl_tbl): New.
2309 (add_new_name_mapping): New.
2310 (mark_def_sites): Assume that all the operands in the
2311 statement are in normal form.
2312 (find_idf): Assert that the block in the stack is valid.
2313 (get_default_def_for): New.
2314 (insert_phi_nodes_for): Add new argument 'update_p'.
2316 If update_p is true, add a new mapping between the LHS of
2317 each new PHI and the name that it replaces.
2318 (insert_phi_nodes_1): Only call find_idf if needed.
2319 (get_reaching_def): Call get_default_def_for.
2320 (rewrite_operand): Remove.
2321 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2322 and REWRITE_THIS_STMT are false.
2323 Assume that all the operands in the statement are in
2325 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2326 (rewrite_virtual_phi_arguments): Remove.
2327 (invalidate_name_tags): Remove.
2328 (register_new_update_single, register_new_update_set,
2329 rewrite_update_init_block, replace_use,
2330 rewrite_update_fini_block, rewrite_update_stmt,
2331 rewrite_update_phi_arguments): New.
2332 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2333 Add arguments 'entry', 'what' and 'blocks'.
2334 Initialize the dominator walker according to 'what' and
2336 Start the dominator walk at 'entry'.
2337 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2338 Use it to configure the dominator walker.
2339 (rewrite_into_ssa): Remove argument 'all'.
2341 (rewrite_all_into_ssa): Remove.
2342 (rewrite_def_def_chains): Remove.
2343 (mark_def_interesting, mark_use_interesting,
2344 prepare_phi_args_for_update, prepare_block_for_update,
2345 prepare_def_site_for, prepare_def_sites,
2346 dump_names_replaced_by, debug_names_replaced_by,
2347 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2348 delete_update_ssa, create_new_def_for,
2349 register_new_name_mapping, mark_sym_for_renaming,
2350 mark_set_for_renaming, need_ssa_update_p,
2351 name_registered_for_update_p, ssa_names_to_replace,
2352 release_ssa_name_after_update_ssa,
2353 insert_updated_phi_nodes_for, update_ssa): New.
2354 * tree-loop-linear.c (linear_transform_loops): Call
2355 update_ssa instead of rewrite_into_ssa.
2356 * tree-optimize.c (vars_to_rename): Remove.
2358 (init_tree_optimization_passes): Replace
2359 pass_redundant_phi with pass_copy_prop.
2361 Replace pass_ccp with pass_store_ccp.
2362 Add pass_store_copy_prop after pass_store_ccp.
2363 (execute_todo): If the TODO_ flags don't include updating
2364 the SSA form, assert that it does not need to be updated.
2365 Call update_ssa instead of rewrite_into_ssa and
2366 rewrite_def_def_chains.
2367 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2368 (tree_rest_of_compilation):
2369 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2370 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2371 TODO_cleanup_cfg): Renumber.
2372 (TODO_verify_loops, TODO_update_ssa,
2373 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2374 TODO_update_ssa_only_virtuals): Define.
2375 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2377 * tree-phinodes.c (make_phi_node): Update documentation.
2378 (remove_all_phi_nodes_for): Remove.
2379 (find_phi_node_for): New.
2380 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2381 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2382 (interpret_rhs_modify_expr): Likewise.
2383 * tree-sra.c (decide_instantiations): Mark all symbols in
2384 SRA_CANDIDATES for renaming.
2385 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2386 (mark_all_v_defs): New function. Update all users to call it
2387 with the whole list of scalarized statements, not just the
2389 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2390 (compute_flow_insensitive_aliasing): If the tag is
2391 unmodifiable and the variable isn't or vice-versa, don't
2392 make them alias of each other.
2393 (setup_pointers_and_addressables): If the type tag for
2394 VAR is about to change, mark the old one for renaming.
2395 (add_type_alias): New.
2396 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2397 (ccp_lattice_t): Rename from latticevalue.
2398 (value): Remove. Update all users.
2399 (const_val): New local variable.
2400 (do_store_ccp): New local variable.
2401 (dump_lattice_value): Handle UNINITIALIZED.
2402 (debug_lattice_value): New.
2403 (get_default_value): Re-write.
2404 (set_lattice_value): Re-write.
2405 (def_to_varying): Remove. Update all users.
2406 (likely_value): Return VARYING for statements that make
2407 stores when STORE_CCP is false.
2408 Return VARYING for any statement other than MODIFY_EXPR,
2409 COND_EXPR and SWITCH_EXPR.
2410 (ccp_initialize): Re-write.
2411 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2412 Move to tree-ssa-propagate.c.
2413 (ccp_lattice_meet): Handle memory stores when
2414 DO_STORE_CCP is true.
2415 (ccp_visit_phi_node): Likewise.
2416 (ccp_fold): Likewise.
2417 (evaluate_stmt): Likewise.
2418 (visit_assignment): Likewise.
2419 (ccp_visit_stmt): Likewise.
2420 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2424 (do_ssa_store_ccp): New.
2425 (gate_store_ccp): New.
2426 (pass_store_ccp): Declare.
2427 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2428 (may_propagate_copy): Reformat.
2429 Don't abort if ORIG is a virtual and DEST isn't.
2430 If NEW does not have alias information but DEST does,
2432 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2433 copy_prop_kind, which_copy_prop): Declare.
2434 (stmt_may_generate_copy, get_copy_of_val,
2435 get_last_copy_of, set_copy_of_val, dump_copy_of,
2436 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2437 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2438 init_copy_prop, fini_copy_prop, execute_copy_prop,
2439 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2440 store_copy_prop): New.
2441 (pass_copy_prop, pass_store_copy_prop): Declare.
2442 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2443 'num_const_prop' and 'num_copy_prop'.
2444 (cprop_operand): Update them.
2445 (dump_dominator_optimization_stats): Dump them.
2446 (tree_ssa_dominator_optimize): Call update_ssa instead of
2448 (loop_depth_of_name): Declare extern.
2449 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2450 values for LOW or HIGH.
2451 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2452 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2453 (cprop_operand): Only propagate if VAL != OP.
2454 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2455 statement for renaming.
2456 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2457 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2458 add_type_alias if necessary.
2459 Call mark_new_vars_to_rename.
2460 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2461 mark every statement updated, call update_ssa and
2462 rewrite_into_loop_closed_ssa.
2463 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2464 from LIVEIN if VAR is a virtual.
2465 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2466 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2467 (get_call_expr_operands): Reformat statement.
2468 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2470 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2471 SSA_NAME_VALUE for every name.
2472 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2473 get_value_loaded_by): New.
2474 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2475 substitute_and_fold): Move from tree-ssa-ccp.c.
2476 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2477 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2478 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2480 * tree-ssa.c (verify_use): Fix error message.
2481 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2482 check_phi_redundancy, kill_redundant_phi_nodes,
2483 pass_redundant_phi): Remove. Update all users.
2484 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2485 add_type_alias, if necessary.
2486 * tree-vectorizer.h (struct _stmt_vect_info): Update
2487 documentation for field 'memtag'.
2488 * tree-vrp.c: New file.
2489 * tree.def (ASSERT_EXPR): Define.
2490 * tree.h (ASSERT_EXPR_VAR): Define.
2491 (ASSERT_EXPR_COND): Define.
2492 (SSA_NAME_VALUE_RANGE): Define.
2493 (struct tree_ssa_name): Add field 'value_range'.
2494 (PHI_REWRITTEN): Remove.
2495 (struct tree_phi_node): Remove field 'rewritten'.
2496 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2497 -ftree-store-copy-prop): Document.
2498 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2499 Document usage of update_ssa.
2501 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2504 * config/rs6000/predicates.md (altivec_register_operand): Accept
2506 (and64_operand): Do not limit CONST_INT to mask64_operand.
2507 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2508 (and_operand): Do not limit CONST_INT to mask_operand.
2510 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2512 PR rtl-optimization/20466
2513 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2514 for overlap of the address of each list member.
2515 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2517 2005-04-08 Mike Stump <mrs@apple.com>
2519 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2521 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2524 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2526 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2528 * function.c (push_function_context_to): Don't set
2530 * function.h (function): Remove contains_functions.
2531 (current_function_contains_functions): Remove.
2533 * function.h (function): Remove instrument_entry_exit.
2534 (current_function_instrument_entry_exit): Remove.
2536 * function.h (nonlocal_labels): Remove.
2538 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2540 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2541 (check_attr_value, write_attr_get, write_expr_attr_cache,
2542 find_attr, make_internal_attr): Don't reference negative_ok or
2544 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2545 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2546 (ATTR_STATIC): Adjust the value.
2548 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2550 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2552 * config/s390/tpf.h (ASM_SPEC): Define.
2554 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2556 * tree-flow.h: Remove the prototype for
2557 redirect_immediate_uses.
2558 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2560 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2562 * arm.c (arm_const_double_by_parts): New function.
2563 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2564 * arm.md (define_split for 64-bit constants): Add another one.
2566 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2568 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2570 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2572 * system.h: Revert last change.
2574 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2576 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2577 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2578 (TARGET_SWITCHES): Delete.
2579 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2580 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2581 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2582 * config/xtensa/xtensa.opt: New file.
2584 2005-04-08 Ben Elliston <bje@au.ibm.com>
2586 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2587 * config/fp-bit.h: Tidy comments.
2589 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * system.h: Poison PARAMS.
2593 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2595 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2596 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2597 (TARGET_SWITCHES): Delete.
2598 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2599 * config/vax/vax.opt: New file.
2601 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2603 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2605 2005-04-07 Ian Lance Taylor <ian@airs.com>
2607 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2609 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2610 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2613 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2615 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2616 all immediate uses in PHI nodes.
2618 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2620 * arm.c (arm_const_double_inline_cost): Handle any constant by
2621 using gen_lowpart and gen_highpart_mode.
2622 (note_invalid_constants): All constants in an RTX with a constraint
2623 that permits memory are now pushed to the constant pool.
2624 (output_move_double): Delete code to handle reg to reg and
2625 constant to reg moves.
2626 (const_double_needs_minipool, output_mov_immediate): Delete.
2627 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2628 CONST_INT and CONST_VECTOR.
2629 * arm.md (ANY64): New mode macro.
2630 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2631 (movdf_soft_insn): Split reg-reg and const-reg moves.
2632 (split patterns for 64-bit constant and register moves): New.
2633 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2634 (cirrus_movdf_hard_insn): Likewise.
2635 * fpa.md (movdf_fpa): Likewise.
2636 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2637 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2639 (movv2si_internal_2): Likewise.
2640 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2641 (movdf_vfp): Likewise.
2642 * arm-protos.h (output_mov_immediate): Delete prototype.
2644 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2647 * simplify-rtx.c (simplify_unary_operation_1): Check
2648 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2650 2005-04-06 James E Wilson <wilson@specifixinc.com>
2653 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2656 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2658 * coverage.h (GCOV_TYPE_NODE): Delete.
2659 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2660 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2661 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2662 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2663 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2665 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2668 * Makefile.in (gcc.pot): Remove options.c dependency.
2669 * optc-gen.awk: Don't quote help strings with N_().
2671 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2673 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2674 the function returns a pointer type.
2676 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2678 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2679 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2680 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2681 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2682 explicit_uses members.
2683 (get_or_create_used_part_for): Initialize new fields.
2684 (fieldoff_compare): New function.
2685 (create_overlap_variables_for): Count number of fields, use
2686 heuristic to determine whether to create subvars for vars with
2688 Sort the field list by offset and avoid creating duplicate SFT's.
2690 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2692 * c.opt (-F): Remove trailing whitespace from help string.
2693 (-finput-charset): Use a tab to separate the switch name and help
2695 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2696 (-ftree-vectorizer-verbose): Likewise.
2698 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2700 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2701 a PHI argument where a use occurs instead of all PHI arguments.
2703 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2705 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2708 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2710 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2711 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2712 config/bfin/bfin.h: Fix comment typos.
2714 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2716 * doc/install.texi: Update the URL for Jacks.
2717 * doc/sourcebuild.texi: Likewise.
2719 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2722 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2723 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2725 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2727 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2729 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2731 * config/v850/v850-protos.h (override_options): Delete.
2732 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2733 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2734 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2735 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2736 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2737 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2738 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2739 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2740 (OVERRIDE_OPTIONS): Delete.
2741 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2742 (small_memory_info): Remove the value field.
2743 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
2745 * config/v850/v850.c (small_memory): Remove the value field.
2746 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2747 (override_options): Delete.
2748 (v850_handle_memory_option, v850_handle_option): New functions.
2749 * config/v850/v850.opt: New file.
2751 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2753 * config.host: Add a section for generic hosts, and a subsection
2754 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
2755 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
2756 * config/host-darwin.h: New.
2757 * config/x-darwin: New.
2758 * config/i386/host-i386-darwin.c: New.
2759 * config/i386/x-darwin: New.
2760 * config/rs6000/host-darwin.c: Include host-darwin.h.
2761 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
2762 (darwin_rs6000_gt_pch_use_address): Likewise.
2763 * config/rs6000/x-darwin: Change name of .o built, update
2764 dependencies for changes to rs6000/host-darwin.c.
2766 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2769 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2771 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2773 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2774 split_loop_exit_edge instead of loop_split_edge_with.
2776 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2778 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2779 UNSPEC_SET_VSCR): New constants, used throughout.
2781 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2783 (altivec_vspltis<VI_char>): ... this pattern, using
2784 a QImode const_int_operand for the immediate.
2785 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2788 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2791 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2793 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2795 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2797 2005-04-06 Ben Elliston <bje@au.ibm.com>
2799 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2800 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2801 macros as living in "this file" and not gcc.h.
2803 2005-04-06 Ben Elliston <bje@au.ibm.com>
2805 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2806 -ftree-live_range_split. Perhaps renamed at some point?
2808 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2811 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2812 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2814 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2816 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2817 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2818 (number_of_iterations_special): New function.
2819 (number_of_iterations_exit): Use number_of_iterations_special.
2820 Use simplify_using_outer_evolutions only at -O3.
2821 (number_of_iterations_cond, tree_simplify_using_condition,
2822 simplify_using_initial_conditions, loop_niter_by_eval,
2823 compare_trees, can_count_iv_in_wider_type_bound,
2824 simplify_using_outer_evolutions): Use fold_build.
2826 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2828 * doc/install.texi (Configuration): Document --with-java-home.
2830 2005-04-05 Richard Henderson <rth@redhat.com>
2834 * config/i386/i386.c (print_operand): Handle vector zeros.
2835 (ix86_split_to_parts): Handle CONST_VECTOR.
2836 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2837 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2838 what modes to tie for MMX and SSE registers.
2839 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2840 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2841 to vector modes as well.
2842 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2843 properly as an input mode.
2845 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2847 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2849 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2851 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2853 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2855 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2856 and local functions, set sse_nregs to 8 and float_in_sse.
2857 (function_arg_advance, function_arg): If float_in_sse, pass
2858 SFmode and DFmode arguments in SSE registers.
2859 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2861 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2862 of -funit-at-a-time.
2864 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2866 * config/i386/i386-protos.h (ix86_function_value): Accept two
2867 arguments, like the target macro.
2868 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2869 * config/i386/i386.c (ix86_function_value): Accept the second
2870 argument of the target macro.
2871 (ix86_function_ok_for_sibcall): Pass a function pointer to
2872 ix86_function_value.
2873 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2874 call to ix86_value_regno).
2875 (ix86_value_regno): Add support for returning floating point values
2878 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2880 PR tree-optimization/20076
2881 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2882 that call __builtin_return or __builtin_apply_args.
2884 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2886 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2887 Use immediate use iterator.
2888 (stmt_is_bumper_for_loop): Use immediate use iterator.
2889 * predict.c (strip_builtin_expect): Use update_stmt.
2890 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2891 on all elements of a STATEMENT_LIST.
2892 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2893 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2894 (bsi_replace): Mark stmt as modified and the update it.
2895 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2896 (expand_complex_libcal): Call update_stmt.
2897 (expand_complex_comparison): Call mark_stmt_modified.
2898 (expand_complex_operations_1): Call update_stmt_if_modified.
2899 (expand_vector_operations_1): Call mark_stmt_modified.
2900 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2901 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2902 add_immediate_use, redirect_immediate_use,
2903 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2904 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2905 (mark_new_vars_to_rename): Call update_stmt.
2906 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2907 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2909 (unmodify_stmt): Delete.
2910 (update_stmt): New. Force an update of a stmt.
2911 (update_stmt_if_modified): update a stmt if it is out of date.
2912 (get_stmt_operands): Verify stmt is NOT modified.
2913 (stmt_modified_p): Update comment.
2914 (delink_imm_use): Remove a use node from its immuse list.
2915 (link_imm_use_to_list): Link a use node to a specific list.
2916 (link_imm_use): Link a node to the correct list.
2917 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2918 it in the correct list, if appropriate.
2919 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2920 (relink_imm_use): Link a use node in place of another node in a list.
2921 (relink_imm_use_stmt): LInk a node in place of another node, and set
2923 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2924 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2925 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2926 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2927 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2928 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2929 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2930 (has_zero_uses): New. Return true if there are no uses of a var.
2931 (has_single_use): New. Return true if there is only a single use of a
2933 (single_imm_use): New. Return the simgle immediate use.
2934 (num_imm_uses): New. Return the number of immediate uses.
2935 (get_v_must_def_ops): Use is now a pointer.
2936 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2937 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2939 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2940 (delink_stmt_imm_use): Delink all immuses from a stmt.
2941 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2942 * tree-flow.h (struct dataflow_d): Delete.
2943 (immediate_use_iterator_d): New. Immediate use iterator struct.
2944 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2945 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2946 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2948 (struct stmt_ann_d): Remove dataflow_t from struct.
2949 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2950 (if_convertible_phi_p): Use FAST immuse iterator.
2951 (if_convertible_loop_p): Don't call compute_immediate_uses.
2952 (replace_phi_with_cond_modify_expr): Call update_stmt.
2953 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2954 update_stmt_if_modified.
2955 (rewrite_all_into_ssa): Initialize ssa operands.
2956 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2957 compute_immediate_uses.
2958 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2959 ssa_property is available.
2960 (execute_one_pass): Change parameters passed to execute_todo.
2961 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2962 (remove_ssa_form): Call fini_ssa_operands.
2963 (insert_backedge_copies): Delete call to modify_stmt.
2964 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2965 (release_phi_node): Delink any use nodes before releasing.
2966 (resize_phi_node): Relink any use nodes.
2967 (remove_phi_arg_num): Delink the use node.
2968 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2969 (remove_all_phi_nodes_for): Release phi node first.
2970 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2971 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2972 (scalarize_use, scalarize_copy): Call update_stmt.
2973 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2974 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2975 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2976 (ccp_initialize): Remove call to compute_immediate_uses.
2977 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2978 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2980 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2981 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2982 (eliminate_redundant_computations): Call mark_stmt_modified.
2983 (cprop_operand): Call mark_stmt_modified.
2984 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2985 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2986 (dse_optimize_stmt): Use new immuse interface.
2987 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2988 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2989 (substitute_single_use_vars): Use new immuse interface.
2990 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2991 and compute_immediate_uses.
2992 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2994 (rewrite_mem_refs): Call update_stmt.
2995 (determine_lsm): Remove call to compute_imm_uses and free_df.
2996 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2997 (try_unroll_loop_completely): Call update_stmt.
2998 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2999 (rewrite_use_compare): Call update_stmt.
3000 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3001 (rewrite_use) : Call update_stmt.
3002 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3003 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3005 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3006 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3007 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3009 (initialize_vuse_operand): New. Initialize a vuse operand.
3010 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3011 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3012 (finalize_ssa_defs): Use stmt parameter.
3013 (correct_use_link): Ensure a use node is in the correct list, and has
3014 the correct stmt pointer.
3015 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3016 finalize_ssa_v_must_defs): Also initialize use nodes.
3017 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3018 (build_ssa_operands): Seperate parsing from final operand construction.
3019 (parse_ssa_operands): New. Parse entry point for operand building.
3020 (swap_tree_operands): New. Swap 2 tree operands.
3021 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3023 (get_expr_operands): Call swap_tree_operands when needed.
3024 (copy_virtual_operands): Use initialize routines for virtual use ops.
3025 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3026 (verify_abort): New. Issue imm_use error.
3027 (verify_imm_links): New Verify imm_use links for a var.
3028 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3029 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3030 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3031 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3032 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3033 (NULL_USE_OPERAND_P) Define.
3034 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3036 (struct vuse_operand_type): New struct.
3037 (SET_USE): Call set_ssa_use_from_ptr.
3039 (PHI_ARG_INDEX_FROM_USE): Define.
3040 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3041 argument via SET_USE, not PHI_ARG_DEF_TREE.
3042 * tree-ssa-pre.c (eliminate): Call update_stmt.
3043 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3045 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3046 (nearest_common_dominator_of_uses): Use imm_use iterator.
3047 (statement_sink_location): Use imm_use iterator and interface.
3048 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3049 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3050 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3051 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3052 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3053 if new parameter is true.
3054 (init_tree_ssa): Don't initialize operand cache here.
3055 (delete_tree_ssa): Don't destroy operand cache here.
3056 (propagate_into_addr): Pass in a use pointer, return true if anything
3058 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3059 (check_phi_redundancy): Use imm_use iterator.
3060 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3062 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3063 (release_ssa_name): Delink node and all elements in its imm_use list.
3064 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3065 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3066 * tree-vectorizer.c (need_imm_uses_for): Delete.
3067 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3068 * tree.h (struct ssa_imm_use_d): Define.
3069 (SSA_NAME_IMM_USE_NODE): Define.
3070 (struct tree_ssa_name): Add imm_use node.
3072 (PHI_ARG_IMM_USE_NODE): Define.
3073 (struct phi_arg_d): Add imm_use node.
3074 (struct tree_phi_node): Remove struct dataflow_d element.
3075 (TDF_STMTADDR): Define.
3077 2005-04-05 Dale Johannesen <dalej@apple.com>
3079 * doc/invoke.texi (Optimization Options): Remove
3080 duplicate -fcse-follow-jumps. Add -fweb.
3081 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3082 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3084 2005-04-05 Per Bothner <per@bothner.com>
3086 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3087 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3088 (warn_uninit): Get EXPR_LOCUS from context now instead.
3089 This fixes a USE_MAPPED_LOCATION testsuite failure.
3091 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3093 2005-04-05 Per Bothner <per@bothner.com>
3095 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3096 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3097 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3100 2004-04-05 Devang Patel <dpatel@apple.com>
3102 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3103 (lhsr<mode>3): ... new name.
3104 (altivec_vsra<VI_char>): Rename to ..
3105 (ashr<mode>3): ... new name.
3106 * config/rs6000/rs6000.c (builtin_description): Rename shift
3109 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3111 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3112 gen_lowpart_for_combine.
3113 * cse.c (gen_lowpart_if_possible): Move...
3114 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3116 (gen_lowpart_no_emit_general): Use it.
3118 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3120 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3123 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3125 * system.h: Fix typo.
3127 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3129 * config/bfin/bfin-modes.def: New file.
3130 * config/bfin/bfin-protos.h: New file.
3131 * config/bfin/bfin.c: New file.
3132 * config/bfin/bfin.h: New file.
3133 * config/bfin/bfin.md: New file.
3134 * config/bfin/bfin.opt: New file.
3135 * config/bfin/crti.s: New file.
3136 * config/bfin/crtn.s: New file.
3137 * config/bfin/elf.h: New file.
3138 * config/bfin/lib1funcs.asm: New file.
3139 * config/bfin/predicates.md: New file.
3140 * config/bfin/t-bfin: New file.
3141 * config/bfin/t-bfin-elf: New file.
3142 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3143 Document new attributes.
3144 (interrupt, interrupt_handler, saveall): Update documentation for
3146 * doc/install.texi (Specific): Add entry for the Blackfin.
3147 * doc/invoke.texi (Blackfin Options): New section.
3148 * doc/md.texi (Blackfin family): New section to document constraints.
3149 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3151 2005-04-05 Olivier Hainque <hainque@adacore.com>
3153 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3154 match what the system unwinder expects.
3155 * config/mips/mips.c (mips_frame_set): If we're saving the return
3156 address register and the dwarf return address column number differs
3157 from the hard register number, adjust the note reg to refer to the
3160 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3162 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3163 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3164 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3165 (processor_type): New enum.
3166 (mn10300_processor): New variable.
3167 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3168 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3169 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3170 (PROCESSOR_DEFAULT): New macro.
3171 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3172 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3173 (mn10300_handle_option, mn10300_override_options): New functions.
3174 * config/mn10300/mn10300.opt: New file.
3176 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3177 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3179 PR tree-optimization/19903
3180 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3181 that don't fit in their type after conversion.
3183 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3186 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3187 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3188 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3189 flag here. Implement using define_insn_and_split.
3190 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3191 (frndintxf2_mask_pm_i387): New insn patterns.
3192 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3193 Do not set ix86_optimize_mode_switching flag.
3194 (ceilsf2, ceildf2, ceilxf2): Same.
3195 (btruncsf2, btruncdf2, btruncxf2): Same.
3196 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3198 2005-04-05 Ian Lance Taylor <ian@airs.com>
3201 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3202 i386_pe_record_external_function.
3203 (i386_pe_record_external_function): Update declaration.
3204 * config/i386/winnt.c (struct extern_list): Add decl field.
3205 (i386_pe_record_external_function): Add decl parameter.
3206 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3208 * config/i386/i386-protos.h (i386_pe_record_external_function):
3211 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3213 * config/m68k/m68k-protos.h: Add a prototype for
3214 valid_dbcc_comparison_p_2.
3215 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3216 extend_operator, const_uint32_operand, const_sint32_operand,
3217 general_src_operand, nonimmediate_src_operand,
3218 memory_src_operand, post_inc_operand, pre_dec_operand,
3219 pcrel_address): Move to predicates to predicates.md.
3220 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3221 * config/m68k/m68k.md: Include predicates.md.
3222 * config/m68k/predicates.md: New.
3224 2005-04-04 Roger Sayle <roger@eyesopen.com>
3226 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3228 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3230 2005-04-04 Ian Lance Taylor <ian@airs.com>
3232 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3234 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3235 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3236 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3237 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3238 * c-common.c (c_do_switch_warnings_1): New static function broken
3239 out of c_do_switch_warnings.
3240 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3241 (c_do_switch_expr_warnings): New function.
3242 * c-common.h (c_do_switch_expr_warnings): Declare.
3244 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3245 Daniel Jacobowitz <dan@codesourcery.com>
3247 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3249 * rtlanal.c (may_trap_p): Same.
3251 2005-04-04 Dale Johannesen <dalej@apple.com>
3253 * ChangeLog: remove reference to ChangeLog.12.
3255 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3257 CRIS epilogue as RTL.
3258 * config/cris/cris.md: Change all 0 in unspec 0 to
3260 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3261 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3263 ("return"): Change to define_expand. Call cris_expand_return for
3265 ("*return_expanded"): New pattern.
3266 ("epilogue"): New define_expand.
3267 * config/cris/cris.h (PREDICATE_CODES): Add
3268 cris_load_multiple_op.
3269 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3271 (enum cris_retinsn_type): New.
3272 (struct machine_function): New member return_type.
3273 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3274 (cris_target_asm_function_epilogue): Remove, moving RTLified
3276 (cris_expand_epilogue): New function.
3277 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3278 (cris_gen_movem_load, cris_load_multiple_op)
3279 (cris_return_address_on_stack_for_return, cris_expand_return): New
3281 (cris_target_asm_function_prologue)
3282 (cris_initial_frame_pointer_offset): Call
3283 cris_reg_saved_in_regsave_area instead of complicated expression.
3284 Call cris_return_address_on_stack instead of an expression.
3285 (cris_print_operand) <case 'o', case 'O'>: New cases.
3286 (cris_return_address_on_stack): Change return-type to bool.
3287 (cris_simple_epilogue): Ditto. Return false if registers are
3289 * config/cris/cris-protos.h (cris_simple_epilogue)
3290 (cris_return_address_on_stack): Adjust prototype return type.
3291 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3292 (cris_return_address_on_stack_for_return): New prototypes.
3294 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3296 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3297 gpr_or_int12_operand.
3299 * config/frv/frv-protos.h: Add a prototype to
3300 frv_legitimate_memory_operand and frv_const_unspec_p.
3301 (frv_unspec): Move from frv.c.
3302 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3303 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3304 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3305 gpr_or_fpr_operand, gpr_or_int12_operand,
3306 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3307 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3308 int6_operand, int5_operand, uint5_operand, uint4_operand,
3309 uint1_operand, int_2word_operand, uint16_operand,
3310 upper_int16_operand, integer_register_operand,
3311 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3312 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3313 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3314 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3315 move_destination_operand, movcc_fp_destination_operand,
3316 frv_function_symbol_referenced_p, move_source_operand,
3317 condexec_dest_operand, condexec_source_operand,
3318 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3319 const_unspec_operand, gpr_or_memory_operand,
3320 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3321 icc_operand, fcc_operand, cc_operand, icr_operand,
3322 fcr_operand, cr_operand, call_operand, sibcall_operand,
3323 symbolic_operand, relational_operator,
3324 integer_relational_operator, float_relational_operator,
3325 ccr_eqne_operator, minmax_operator,
3326 condexec_si_binary_operator, condexec_si_media_operator,
3327 condexec_si_divide_operator, condexec_si_unary_operator,
3328 condexec_sf_conv_operator, condexec_sf_add_operator,
3329 condexec_memory_operand, intop_compare_operator, acc_operand,
3330 even_acc_operand, quad_acc_operand, accg_operand: Move to
3332 * config/frv/frv.h (PREDICATE_CODES): Remove.
3333 * config/frv/frv.md: Include predicates.md.
3334 * config/frv/predicates.md: New.
3336 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3339 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3340 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3341 (add_standard_iv_candidates_for_size): New function, extracting code
3342 from add_standard_iv_candidates and parameterizing it by type size.
3343 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3345 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3347 * system.h (GCOV_SIZE_TYPE): Unposion.
3348 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3349 (GCOV_TYPE_SIZE): ...this new macro.
3350 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3351 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3352 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3353 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3354 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3355 instead of unsigned_intSI_type_node.
3356 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3357 (rtl_gen_one_value_profiler_no_edge_manipulation)
3358 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3359 * value-prof.c: Include coverage.h.
3361 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3362 Diego Novillo <dnovillo@redhat.com>
3364 Fix PR tree-optimization/20703
3365 Fix PR tree-optimization/20725
3367 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3368 (create_expression_by_pieces): Ditto.
3369 (valid_in_set): Ditto. Also handle tcc_declaration.
3370 (find_or_generate_expression): Handle comparison class.
3371 (insert_into_preds_of_block): Ditto.
3372 (insert_aux): Ditto.
3373 (create_value_expr_from): Handle comparison class, recursively
3374 handle reference nodes.
3375 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3376 (execute_pre): Fix spacing.
3377 (do_fre): Renamed to execute_fre.
3379 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3381 * doc/invoke.texi (SPARC options): Document that
3382 -mlittle-endian is not supported on Linux either.
3384 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3388 * config.gcc (Obsolete configurations): Remove
3389 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3390 (sparclite-*-coff*): Delete.
3391 (sparclite-*-elf*): Likewise.
3392 (sparc86x-*-elf*): Likewise.
3393 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3394 * config/sparc/lite.h: Delete.
3395 * config/sparc/litecoff.h: Likewise.
3396 * config/sparc/liteelf.h: Likewise.
3397 * config/sparc/sp86x-elf.h: Likewise.
3398 * config/sparc/t-sparclite: Likewise.
3399 * config/sparc/t-sp86x: Likewise.
3401 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3403 * config/s390/s390-protos.h: (s390_comparison,
3404 s390_alc_comparison, s390_slb_comparison, const0_operand,
3405 consttable_operand, larl_operand, s_operand,
3406 shift_count_operand, bras_sym_operand, load_multiple_operation,
3407 store_multiple_operation, s390_plus_operand): Remove prototypes.
3408 (s390_legitimate_address_without_index_p): New prototype.
3409 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3411 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3412 const0_operand, consttable_operand, larl_operand, s_operand,
3413 shift_count_operand, bras_sym_operand, load_multiple_operation,
3414 store_multiple_operation, s390_plus_operand): Move to
3416 (check_mode): Remove.
3417 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3419 (s390_legitimate_address_without_index_p): New.
3420 * config/s390/s390.h (PREDICATE_CODES): Remove.
3421 * config/s390/s390.md: Include predicates.md.
3422 * config/s390/predicates.md: New.
3424 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3427 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3428 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3429 (NEED_INDICATE_EXEC_STACK): Define to 1.
3430 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3431 (NEED_INDICATE_EXEC_STACK): Define to 1.
3432 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3433 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3434 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3435 (pic_helper_emitted_p): New global.
3436 (emit_pic_helper): New function extracted from...
3437 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3438 Do not call emit_pic_helper if delay_pic_helper is true.
3439 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3440 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3441 (sparc_file_end): New function.
3443 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3445 * config/mcore/mcore-protos.h: Remove the prototypes for
3446 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3447 mcore_general_movdst_operand, mcore_reload_operand,
3448 mcore_arith_J_operand, mcore_arith_K_operand,
3449 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3450 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3451 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3452 mcore_literal_K_operand, mcore_addsub_operand,
3453 mcore_compare_operand, mcore_load_multiple_operation,
3454 mcore_store_multiple_operation, mcore_call_address_operand.
3455 Add a prototype for const_ok_for_mcore.
3456 * config/mcore/mcore.c (mcore_call_address_operand,
3457 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3458 mcore_arith_reg_operand, mcore_reload_operand,
3459 mcore_arith_J_operand, mcore_arith_K_operand,
3460 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3461 mcore_arith_M_operand, mcore_arith_imm_operand,
3462 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3463 mcore_literal_K_operand, mcore_addsub_operand,
3464 mcore_compare_operand, mcore_load_multiple_operation,
3465 mcore_store_multiple_operation): Move to predicates.md.
3466 (const_ok_for_mcore): Export.
3467 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3468 * config/mcore/mcore.md: Include predicates.md.
3469 * config/mcore/predicates.md: New.
3471 * config/mcore/predicates.md: Fix a comment typo.
3473 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3474 Adrian Straetling <straetling@de.ibm.com>
3476 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3477 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3478 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3480 ("imul"): Removed from "type" attribute.
3481 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3482 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3483 Changed type to imulsi.
3484 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3486 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3488 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3489 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3490 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3491 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3492 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3493 (TARGET_SWITCHES, mcore_stack_increment_string)
3494 (TARGET_OPTIONS): Delete.
3495 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3496 than *_BIT constants.
3497 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3498 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3499 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3500 (mcore_override_options): Delete mcore_stack_increment code.
3501 Change use of M340_BIT to MASK_M340.
3502 * config/mcore/mcore.opt: New file.
3504 2005-04-04 Ian Lance Taylor <ian@airs.com>
3506 * config/arm/arm.c (replace_symbols_in_block): Remove static
3509 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3511 * config/fr30/fr30-protos.h: Remove the prototypes for
3512 stack_add_operand, add_immediate_operand,
3513 high_register_operand, low_register_operand, call_operand,
3514 di_operand, and nonimmediate_di_operand.
3515 * config/fr30/fr30.c (stack_add_operand,
3516 add_immediate_operand, high_register_operand,
3517 low_register_operand, call_operand, di_operand,
3518 nonimmediate_di_operand): Move to predicates.md.
3519 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3520 * config/fr30/fr30.md: Include predicates.md.
3521 * config/fr30/predicates.md: New.
3523 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3524 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3525 mcore_call_address_operand.
3527 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3528 general_movsrc_operand.
3530 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3532 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3535 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3538 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3541 2005-04-04 Richard Henderson <rth@redhat.com>
3542 Jakub Jelinek <jakub@redhat.com>
3544 PR rtl-optimization/16104
3545 * fold-const.c (fold_unary): Fix folding of vector conversions.
3547 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3549 * config.gcc (xstormy16-*-elf): Set extra_options.
3550 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3551 * config/stormy16/stormy16.opt: New file.
3553 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3555 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3556 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3557 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3558 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3559 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3560 (TARGET_UNIX_ASM): Delete.
3561 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3562 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3563 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3564 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3565 * config/pdp11/pdp11.opt: New file.
3567 2005-04-03 Roger Sayle <roger@eyesopen.com>
3568 Alexandre Oliva <aoliva@redhat.com>
3571 * fold-const.c (non_lvalue): Split tests into...
3572 (maybe_lvalue_p): New function.
3573 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3574 C++ front-end prior to lowering into gimple form.
3576 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3579 BUILT_IN_STRNCASECMP): New.
3580 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3583 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3586 * arm.md (addsi3_compare0_for_combiner): Delete.
3587 (addsi3_compare0_scratch_for_combiner): Delete.
3588 (cmpsi_neg_shiftsi): Delete.
3589 (compare_negsi_si): New pattern.
3590 (cmpsi_negshiftsi_si): New pattern.
3591 (negated_cbranchsi4): Restrict to equality_operator.
3593 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3596 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3598 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3601 * doc/install.texi: Fix a typo.
3603 2005-04-03 Steven Bosscher <stevenb@suse.de>
3606 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3607 a computed goto if the edge to the computed goto block has
3608 incoming abnormal edges. Clarify how the function works.
3610 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3612 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3613 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3614 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3615 hash_scan_set, reg_set_between_after_reload_p,
3616 reg_used_between_after_reload_p, get_avail_load_store_reg,
3617 eliminate_partially_redundant_load): Likewise.
3618 * postreload.c (reload_cse_simplify_set,
3619 reload_combine_note_use): Likewise.
3620 * predict.c (predict_insn, expected_value_to_br_prob,
3621 propagate_freq, expensive_function_p): Likewise.
3622 * print-rtl.c (print_rtx): Likewise.
3623 * profile.c (instrument_edges, instrument_values,
3624 compute_branch_probabilities, branch_prob, union_groups,
3625 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3626 * protoize.c (in_system_include_dir, file_could_be_converted,
3627 file_normally_convertible, gen_aux_info_file, seek_to_line,
3628 do_cleaning): Likewise.
3629 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3630 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3631 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3633 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3635 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3636 * modulo-sched.c (undo_replace_buff_elem): New structure.
3637 (kernel_number_of_cycles, ps_unschedule_node,
3638 undo_generate_reg_moves,free_undo_replace_buff,
3639 undo_permute_partial_schedule, loop_single_full_bb_p,
3640 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3641 build_loops_structure, get_sched_window): New.
3642 (generate_reg_moves): Return undo_replace_buff_elem and other
3644 (generate_prolog_epilog): Remove old loop versioning.
3645 (sms_schedule): Use loop information and loop_version.
3646 (sms_schedule_by_order): Split part of it to get_sched_window.
3647 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3648 cfg_layout_finalize and free_dominance_info before/after SMS.
3650 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3652 * cfghooks.c (lv_flush_pending_stmts,
3653 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3654 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3655 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3656 lv_add_condition_to_bb,
3657 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3658 flush_pending_stmts): New in cfg_hooks structure.
3659 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3660 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3661 lv_add_condition_to_bb): New declarations.
3662 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3664 (loop_version): Declare.
3665 * cfgloopmanip.c (cfghooks.h): Include.
3666 (duplicate_loop_to_header_edge): Change return type to bool.
3667 (loop_version, lv_adjust_loop_entry_edge): Move here.
3668 * cfgrtl.c (cfgloop.h): Include.
3669 (rtl_verify_flow_info_1): Fix.
3670 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3671 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3673 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3674 tree_lv_add_condition_to_bb): New.
3675 (tree_cfg_hooks): Add new hooks to initialization.
3676 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3677 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3679 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3681 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3682 xstormy16_below100_or_register,
3683 xstormy16_splittable_below100_or_register, and
3684 nonimmediate_nonstack_operand.
3686 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3687 xstormy16_ineqsi_operator, equality_operator,
3688 inequality_operator, shift_operator,
3689 xstormy16_below100_operand, xstormy16_below100_or_register,
3690 xstormy16_splittable_below100_or_register,
3691 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3692 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3693 equality_operator, inequality_operator,
3694 xstormy16_below100_operand, xstormy16_below100_or_register,
3695 xstormy16_splittable_below100_or_register,
3696 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3697 nonimmediate_nonstack_operand, shift_operator): Move to
3699 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3700 * config/stormy16/stormy16.md: Include predicates.md.
3701 * config/stormy16/predicates.md: New.
3703 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3705 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3706 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3707 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3708 move_operand, power_of_2_operand): Move to predicates.md.
3709 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3710 PREDICATE_CODE): Remove.
3711 * config/iq2000/iq2000.md: Include predicates.md.
3712 * config/iq2000/predicates.md: New.
3714 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3716 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3717 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3718 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3719 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3720 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3721 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3722 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3723 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3724 (TARGET_M68HC11): Delete.
3725 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3726 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3727 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3728 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3729 (nb_soft_regs): Delete.
3730 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3731 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3732 and MASK_M6812 being set simultaneously. Change the code that sets
3733 the default m68hc11_soft_reg_count to use integers instead of strings.
3734 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3735 m68hc11_soft_reg_count (which now has an int type) as the number
3737 * config/m68hc11/m68hc11.opt: New file.
3739 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3741 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3742 fp_displacement_operand, sp_displacement_operand.
3744 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3746 Remove the prototypes for tst_operand, cmp_operand,
3747 stack_register_operand, d_register_operand,
3748 hard_addr_reg_operand, splitable_operand,
3749 m68hc11_logical_operator, m68hc11_arith_operator,
3750 m68hc11_non_shift_operator, m68hc11_shift_operator,
3751 m68hc11_unary_operator, m68hc11_eq_compare_operator,
3752 non_push_operand, hard_reg_operand, and
3753 reg_or_some_mem_operand.
3754 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
3756 (tst_operand, cmp_operand, non_push_operand,
3757 splitable_operand, reg_or_some_mem_operand,
3758 stack_register_operand, d_register_operand,
3759 hard_addr_reg_operand, hard_reg_operand,
3760 m68hc11_eq_compare_operator, m68hc11_logical_operator,
3761 m68hc11_arith_operator, m68hc11_non_shift_operator,
3762 m68hc11_shift_operator, m68hc11_unary_operator): Move to
3764 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3765 * config/m68hc11/m68hc11.md: Include predicates.md.
3766 * config/m68hc11/predicates.md: New.
3768 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3771 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
3772 change checked in along with 2005-03-03's patch for debug/20253.
3773 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3774 (remap_decl): Insert type decl in map earlier.
3776 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3778 PR tree-optimization/20640
3779 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3780 post-dominator if it has phi nodes.
3781 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3782 before dead statements.
3784 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3787 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3789 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3791 PR rtl-optimization/20290
3792 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3793 in every iteration if the entry point is the exit test.
3795 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3797 * config/cris/cris.md (attribute "length"): Define.
3799 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3801 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3802 (word_offset_memref_operand): New.
3803 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3804 (indexed_or_indirect_operand): Delete.
3805 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3806 (indexed_or_indirect_operand): Delete.
3808 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3811 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3814 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3815 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3817 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3819 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3821 2005-04-01 Ian Lance Taylor <ian@airs.com>
3823 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3824 (rus, prus): Remove static variables.
3825 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3826 (process_command): Permit report_times and use_pipes together.
3828 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3830 * c-decl.c (validate_proto_after_old_defn): Look at
3831 TYPE_MAIN_VARIANT of argument types.
3833 2005-04-01 Paul Brook <paul@codesourcery.com>
3835 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3836 (arm_output_function_epilogue): Allow call_via_SP.
3837 (thumb_call_via_reg, arm_file_end): Ditto.
3838 * config/arm/arm.h (struct machine_function): Include space for SP.
3839 (thumb_call_via_label): Update declaration.
3841 2005-04-01 Ian Lance Taylor <ian@airs.com>
3843 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3844 doing a peephole optimization, once again put any notes in the
3847 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3849 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3851 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3853 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3854 (block_alloc, find_free_reg): Likewise.
3855 * loop-doloop.c (doloop_modify): Likewise.
3856 * loop-invariant.c (record_use): Likewise.
3857 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3858 get_iv_value, canon_condition, eliminate_implied_condition,
3859 eliminate_implied_condition, simplify_using_initial_values,
3860 shorten_into_mode, canonicalize_iv_subregs,
3861 iv_number_of_iterations): Likewise.
3862 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3863 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3864 unswitch_loop): Likewise.
3865 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3866 move_movables, replace_call_address, find_and_verify_loops,
3867 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3868 record_giv, final_giv_value, general_induction_var,
3869 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3870 loop_giv_dump): Likewise.
3872 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3873 GCOV_CHECK_WRITING): Remove.
3874 (gcov_position, gcov_rewrite): Use gcc_assert.
3875 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3876 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3877 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3880 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3882 * tree-inline.c: Fix a typo.
3884 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3886 * configure.ac (enable-checking): Explicitly set all variables for
3887 collective switch values. Alphabetize variables. Rename
3888 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3890 * doc/install.texi (enable-checking): Update documentation.
3891 * configure: Rebuilt.
3893 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3895 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3898 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3900 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3901 Also reject cases where this pattern will cause load delay stalls
3902 unless optimizing for size and it will produce a shorter sequence.
3903 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3904 variants to avoid pre-adjusting the base when possible.
3906 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3908 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3909 the frame and argument pointers.
3910 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3911 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3912 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3913 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3914 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3915 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3917 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3919 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3920 with entry for selectany attribute.
3921 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3923 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3924 (i386_pe_asm_named_section): Handle sections generated by
3925 selectany attribute.
3926 * doc/extend.texi (selectany): Document attribute.
3928 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3929 Jan Hubicka <jh@suse.cz>
3931 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3932 to fix addresses involving EBP and ESP.
3933 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3934 for SUBREGed registers.
3935 (legitimate_address_p): Accept SUBREGed registers.
3937 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3940 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3941 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3944 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3946 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3948 2005-04-01 James E Wilson <wilson@specifixinc.com>
3951 * dwarf2out.c (rtl_for_decl_init): New function.
3952 (rtl_for_decl_location): Extracted from here.
3953 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3954 add_const_value_attribute. Delete initializer_constant_valid_p call.
3956 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3958 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3959 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3960 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3961 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3962 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3963 config/i386/i386.md, config/rs6000/predicates.md,
3964 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3965 config/s390/s390.c, config/stormy16/stormy16.c,
3966 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3969 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3972 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3973 COND_EXPR and CALL_EXPR.
3975 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3978 * genautomata.c (first_cycle_unit_presence): Check all alternative
3979 states for unit presence.
3981 * doc/md.texi: Remove remark about impossibility to query unit
3982 presence in non nondeterministic automaton state.
3984 * config/ia64/ia64.c (get_template): Change order of unit querying.
3986 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3988 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3991 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3993 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3994 flag for edges outside any loops.
3996 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3998 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4000 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4002 * tree-ssa-alias.c: Follow spelling conventions.
4003 * doc/tree-ssa.texi: Fix a typo.
4005 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4007 * postreload-gcse.c: Include target.h.
4008 (gcse_after_reload_main): Return early if we cannot modify jumps.
4009 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4011 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4013 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4014 expensive operations.
4016 2005-03-31 Ian Lance Taylor <ian@airs.com>
4018 * collect2.c (lderrout): New variable.
4019 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4020 if it is set, to stderr.
4021 (handler): Unlink lderrout if it is set.
4022 (dump_file): Add "to" parameter. Change all callers.
4023 (main): Initialize lderrout.
4024 (collect_execute): Add errname parameter. Change all callers.
4025 Rename redir parameter to outname. Never pass
4026 PEX_STDERR_TO_STDOUT to pex_run.
4027 * collect2.h (collect_execute, dump_file): Update declarations.
4028 * tlink.c (tlink_execute): Add errname parameter. Change all
4030 (do_tlink): Check lderrout as well as ldout.
4032 2005-03-31 Caroline Tice <ctice@apple.com>
4034 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4035 (bb-reorder.o): Add errors.h to list of requirements.
4036 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4037 profiledbootstrap flags.
4038 * bb-reorder.c (errors.h): Add new include.
4039 (struct bbro_basic_block_data_def): Add new field, in_trace.
4040 (add_unlikely_executed_notes): Remove function.
4041 (mark_bb_for_unlikely_executed_section): Remove function.
4042 (insert_section_boundary_note): New function.
4043 (verify_hot_cold_block_grouping): New function.
4044 (push_to_next_round_p): Remove variables and tests that push all
4045 cold blocks to last round.
4046 (find_traces): Remove code that added extra round of trace finding
4047 when doing partitioning.
4048 (find_traces_1_round) : Remove variable last_round; add code to
4049 update new struct field, in_trace; correct trace_length where it was
4050 incorrect before (after call to copy_bb); change code that pushed all
4051 cold blocks to last round. Instead verify that all blocks going into
4052 a trace belong in the same partition.
4053 (connect_traces): Modify to connect the traces in two passes, if the
4054 function contains both hot and cold blocks. The first pass connects
4055 all the traces for blocks in the partition that the first block in
4056 the function belongs to; the second pass connnects all the traces
4057 containing blocks that belong in the other partition.
4058 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4059 code that automatically put the first block in a function into the
4060 hot partition if the function had any hot blocks.
4061 (fix_crossing_unconditional_branches): Check number of succ edges
4062 before attempting to get one.
4063 (fix_edges_for_rarely_executed_code): Update comment describing
4065 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4066 remove call to add_unlikely_executed_notes; add call to
4067 verify_hot_cold_block_grouping.
4068 (duplicate_computed_gotos): Don't change computed goto if it's a
4070 (partition_hot_cold_basic_blocks): Update function comment.
4071 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4073 (try_forward_edges): Likewise.
4074 (merge_blocks_move_predecessor_nojumps): Likewise.
4075 (merge_blocks_move_successor_nojumps): Likewise.
4076 (merge_blocks_move): Likewise.
4077 (try_crossjump_bb): Likewise.
4078 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4079 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4080 notes to cold bb's; remove call to update_unlikely_executed_notes.
4081 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4082 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4083 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4084 function declaration.
4085 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4087 (rtl_can_merge_blocks): Remove redundancy from condition.
4088 (try_redirect_by_replacing_jump): Likewise.
4089 (force_nonfallthru_and_redirect): Remove code for adding
4090 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4091 (commit_one_edge_insertion): Likewise.
4092 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4093 * dbxout.c (FORCE_TEXT): Replace function_section with
4094 current_function_section.
4095 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4096 function, switch_text_section.
4097 (struct xcoff_debug): Likewise.
4098 (dbxout_function_end): Add code to put out label diffs for both
4099 hot and cold sections.
4100 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4101 for new debug_hooks funciton, switch_text_section..
4102 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4103 switch_text_section.
4104 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4105 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4106 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4107 dw_fde_switched_sections.
4108 (output_call_frame_info): Add test to see if function switches text
4109 sections in the middle; if so, use appropriate extra hot and cold
4110 section labels to compute size deltas for the hot and cold sections.
4111 (dwarf2out_begin_prologue): Add code to initialize new fields in
4113 (dwarf2out_switch_text_section): New function (invoked through
4114 debug_hook); updates new fields in dw_fde_struct appropriately and
4115 increments separate_line_info_table_in_use.
4116 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4117 dwarf2out_switch_text_section.
4118 (struct var_loc_node): Add new field, section_label.
4119 (output_aranges): Add code to check whether in hot or cold section and
4120 use the appropriate label in calculating deltas.
4121 (output_ranges): Likewise.
4122 (output_line_info): Add code to check which section we're in and
4123 use appropriate hot/cold label.
4124 (add_location_or_constant_value_attribute): Likewise.
4125 (gen_subprogam_die): Modify arange attributes to use correct labels.
4126 (dwarf2out_begin_block): Change call to function_section into call to
4127 current_function_section.
4128 (dwarf2out_end_block): Likewise.
4129 (dwarf2out_source_line): Likewise.
4130 (dwarf2out_var_location): Add code to check whether in hot or cold
4131 section and use the appropriate label.
4132 * except.c (output_function_exception_table): Change call to
4133 function_section into call to current_function_section.
4134 * final.c (profile_function): Likewise.
4135 (scan_ahead_for_unlikely_executed_note): Remove function.
4136 (final_scan_insn): Remove calls to
4137 scan_ahead_for_unlikely_executed_note, and related code for switching
4138 to cold section, except for the single time
4139 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4140 debug_hooks->switch_text_sections; replace appropriate calls to
4141 function_section with calls to current_function_section.
4142 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4143 test_bb to condition.
4144 (find_if_case_2): Likewise.
4145 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4146 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4147 * opts.c (decode_options): Change warning about hot/cold partitioning
4148 with exceptionss to inform (so as not to cause bootstrap failures);
4149 remove warning about partitioning with DWARF debug info.
4150 * output.h (current_function_section): Add new function decl.
4151 (insert_section_boundary_note): Likewise.
4152 (enum in_section): Move this declaration here from varasm.c.
4153 (unlikely_section_label): Likewise.
4154 (unlikely_text_section_name): Likewise.
4155 (last_text_section_name): New global variable.
4156 (last_text_section): Likewise.
4157 (hot_section_label): Likewise.
4158 (hot_section_end_label): Likewise.
4159 (cold_section_end_label): Likewise.
4160 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4161 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4162 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4163 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4164 insn from consideration.
4165 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4166 switch_text_section.
4167 * varasm.c (basic-block.h): Add new include.
4168 (unlikely_section_label_printed): Remove global variable.
4169 (unlikely_section_label): Make global variable not be static any more.
4170 (unlikely_text_section_name): Likewise.
4171 (hot_section_end_label): New global variable (not static)
4172 (first_function_block_is_cold): Likewise.
4173 (hot_section_label): Likewise.
4174 (cold_section_end_label): Likewise..
4175 (last_text_section): New global variable, not static.
4176 (last_text_section_name): New global variable, not static.
4177 (initialize_cold_section_name): New function.
4178 (enum in_section): Move declaration to output.h.
4179 (text_section): Update last_text_section.
4180 (unlikely_text_section): Replace code to determine cold section name
4181 with call to initialize_cold_section_name; Add code to update
4182 last_text_section; remove code for printing out label.
4183 (named_section_real): Add code to update last_text_section and
4184 last_text_section_name as appropriate.
4185 (function_section): Change test for 'unlikely' to depend on
4186 first_function_block_is_cold (moved old test to
4187 current_function_section).
4188 (current_function_section): New function.
4189 (assemble_start_function): Move code that frees
4190 unlikely_text_section_name; initialize hot_section_end_label;
4191 print hot and cold section labels at the start of the function;
4192 set first_function_block_is_cold, if appropriate; initialize l
4193 ast_text_section; add call to insert_section_boundary_note.
4194 (assemble_end_function): Add code to write out hot and cold section
4196 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4197 switch_text_section.
4198 * config/darwin.c (machopic_select_section): Replace incorrect
4199 function in base_funs; update reloc for cold sections if necessary.
4200 * config/darwin.h (SECTION_FUNCTION): Add code to update
4201 last_text_section if appropriate.
4202 (text_unlikely_section): Remove.
4203 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4204 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4205 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4206 partitioning for this architecture.
4208 2005-03-31 Olivier Hainque <hainque@adacore.com>
4210 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4211 defined and non-zero.
4213 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4216 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4219 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4222 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4223 label operand. Remove (use (unspec..)). Don't emit a label on
4225 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4226 generate inline label for load_toc_v4_PIC_1b.
4227 (rs6000_emit_load_toc_table): Likewise.
4229 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4231 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4232 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4234 2005-03-29 Devang Patel <dpatel@apple.com>
4236 * tree-sra.c (decide_block_copy): Disable scalarization of
4239 2005-03-30 Stuart Hastings <stuart@apple.com>
4240 Dale Johannesen <dalej@apple.com>
4242 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4243 * print-tree.c (print_node): Add case STATEMENT_LIST.
4245 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4247 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4248 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4249 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4250 is given with "powerpc64*" or "all", or when --with-cpu chooses
4253 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4256 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4257 gen_lexical_block_die.
4258 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4260 2005-03-31 Jan Hubicka <jh@suse.cz>
4262 2004-11-02 Jan Hubicka <jh@suse.cz>
4264 * cgraph.c (cgraph_varpool_node_name): New function.
4265 (dump_cgraph_varpool_node): New function.
4266 (dump_varpool): New function.
4267 * cgraphunit.c (cgraph_optimize): Dump varpool.
4269 2004-10-16 Jan Hubicka <jh@suse.cz>
4271 * cgraph.c (decide_is_variable_needed): New function.
4272 (cgraph_varpool_finalize_decl): Use it.
4273 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4275 * final.c (output_addr_const): Do not call mark_referenced.
4276 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4277 always go via cgraph.
4278 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4279 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4280 * tree-optimize.c (execute_inline): Mark functions called.
4281 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4283 2004-10-11 Jan Hubicka <jh@suse.cz>
4285 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4286 (cgraph_varpool_last_needed_node): New static variable.
4287 (enqueue_needed_varpool_node): Break out from ...; add items to the
4288 end of queue; update first pointers.
4289 (cgraph_varpool_mark_needed_node): ... here.
4290 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4291 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4292 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4293 (cgraph_varpool_first_unanalyzed_node): Declare.
4294 * cgraphunit.c: Include output.h.
4295 (cgraph_varpool_analyze_pending_decls): New function.
4296 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4297 for errors, analyze pending decls.
4298 (cgraph_finalize_compilation_unit): Only analyze decls.
4299 (cgraph_optimize): Assemble the decls after expanding.
4301 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4303 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4304 subvars get marked properly in tags for grouping.
4305 (add_pointed_to_var): Mark only actual pointed to
4306 variables/subvars in addresses needed.
4307 (create_overlap_variables_for): Clear call clobbered on original
4309 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4310 addresable vars with subvars into list.
4311 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4314 2005-03-30 Richard Henderson <rth@redhat.com>
4316 * cgraph.h (struct cgraph_node): Add alias.
4317 * varasm.c (assemble_alias): Set it.
4318 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4319 avoid calling cgraph_expand_function.
4321 2005-03-30 Tom Tromey <tromey@redhat.com>
4323 * tree.def (FILE_TYPE): Removed.
4324 * typeclass.h (enum type_class): Removed file_type_class.
4325 * dwarf2out.c (is_base_type): Updated.
4326 (gen_type_die): Likewise.
4327 * dbxout.c (dbxout_type): Updated.
4328 * builtins.c (type_to_class): Updated.
4329 * tree.c (type_contains_placeholder_1): Updated.
4330 * config/sparc/sparc.c (sparc_type_code): Updated.
4331 * config/ia64/ia64.c (hfa_element_mode): Updated.
4332 * expr.c (count_type_elements): Updated.
4333 * stor-layout.c (layout_type): Updated.
4334 * tree-inline.c (remap_type): Updated.
4335 * tree-pretty-print.c (dump_generic_node): Updated.
4337 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4339 * builtins.c (expand_builtin_powi): Fix mode of
4340 2nd argument to match int.
4341 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4342 2nd argument type to int.
4343 * libgcc2.c: Change prototype of __powi* functions to use
4346 2005-03-30 Dale Johannesen <dalej@apple.com>
4349 * calls.c (expand_call): Flush pending deferrals before
4352 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4356 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4357 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4358 c_label_context, label_context_stack): New.
4359 * c-decl.c (define_label): Check for jumps into statement
4360 expressions. Add label to list of defined labels.
4361 (start_function): Push context on label_context_stack.
4362 (finish_function): Pop context from label_context_stack.
4363 * c-typeck.c (label_context_stack): New.
4364 (c_finish_goto_label): Check for jumps into statement
4365 expressions. Add label to list of jumped to labels.
4366 (struct c_switch): Add blocked_stmt_expr.
4367 (c_start_case): Initialize it.
4368 (do_case): Check it.
4369 (c_finish_case): Verify !blocked_stmt_expr.
4370 (c_begin_stmt_expr): Push context on label_context_stack.
4371 Increment blocked_stmt_expr. Mark labels jumped to from outside
4373 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4374 defined in the statement expression and no longer jumpable to.
4375 Mark labels jumped to from just outside the statement expression
4376 as again definable. Pop context from label_context_stack.
4377 * doc/extend.texi (Statement Exprs): Update.
4379 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4382 * c-decl.c (start_function): Check for old_decl being
4385 2005-03-30 Ian Lance Taylor <ian@airs.com>
4387 * final.c (final): Remove prescan parameter. Change all callers.
4388 (final_scan_insn): Remove prescan parameter. Change all callers.
4390 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4392 * tree-vectorizer.c: Fix comment typos.
4394 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4396 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4397 as soon as a chrec_dont_know is detected.
4399 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4401 Merge from csl-arm-branch.
4402 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4404 * tlink.c (recompile_files): Do not assume that "rename" can
4405 overwrite an existing file.
4407 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4409 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4410 * gcc/configure: Regenerate.
4412 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4414 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4416 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4418 * calls.c (struct arg_data): Update "partial" comment.
4419 (load_register_parameters): Update "nregs" comment.
4421 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4423 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4424 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4425 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4426 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4427 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4428 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4429 than target_flags & 0.
4430 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4431 (iq2000_arch, iq2000_parse_cpu): Delete.
4432 (TARGET_HANDLE_OPTION): Override default.
4433 (iq2000_handle_option): New function.
4434 (override_options): Remove -march= and -mcpu= handling.
4435 * config/iq2000/iq2000.opt: New file.
4437 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4439 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4440 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4441 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4442 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4443 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4444 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4445 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4446 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4447 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4448 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4449 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4450 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4451 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4452 (TARGET_OPTIONS): Delete.
4453 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4454 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4455 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4456 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4457 (c4x_cpu_version_string): Delete.
4458 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4459 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4460 equivalent -mcpu= option.
4461 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4462 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4463 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4464 or clearing the appropriate MASK_* bit.
4465 (c4x_file_start): Use c4x_cpu_version.
4466 * config/c4x/c4x.opt: New file.
4468 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4470 * doc/options.texi: Document the new MaskExists flag.
4471 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4472 if the option has the MaskExists flag.
4474 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4476 * opt-functions.awk (flag_set_p, test_flag): New functions.
4477 (switch_flags): Use them.
4478 * opth-gen.awk: Use flag_set_p to check for flags.
4479 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4481 2005-03-30 Ian Lance Taylor <ian@airs.com>
4483 * config.host (i[34567]86-*-mingw32*): Don't set
4484 host_can_use_collect2 to no.
4486 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4489 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4490 Remove convert_memory_address call duplicating that in memory_address.
4492 2005-03-29 Richard Henderson <rth@redhat.com>
4495 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4496 (build_compound_literal): Likewise. Propagate decl type into the
4498 (finish_decl): Likewise. Use new return value from complete_array_type
4499 for zero sized arrays.
4500 (complete_array_type): Move ...
4501 * c-common.c (complete_array_type): ... here. Change first argument
4502 to pointer-to-type-node. Consistently use sizetype for the index
4503 except for zero sized arrays. Detect zero sized arrays for pedantic
4504 mode diagnostics. Create a new type node instead of modifying the
4506 * c-tree.h (complete_array_type): Move decl ...
4507 * c-common.h (complete_array_type): ... here.
4509 2005-03-29 Richard Henderson <rth@redhat.com>
4512 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4514 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4516 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4517 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4518 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4519 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4521 2005-03-29 Eric Christopher <echristo@redhat.com>
4523 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4524 truthvalue conversion removal.
4526 2005-03-29 Ian Lance Taylor <ian@airs.com>
4529 * collect2.c: Never include <vfork.h>.
4530 (VFORK_STRING, vfork): Don't define.
4531 (pid): Remove global variable.
4532 (handler): Call raise instead of kill (getpid(), ...).
4533 (collect_wait): Add pex parameter. Change all callers. Use
4534 pex_get_status rather than pwait.
4535 (do_wait): Add pex parameter. Change all callers.
4536 (collect_execute): Return struct pex_obj * rather than void. Use
4537 pex routines rather than pexecute.
4538 (fork_execute): Get pex_obj from collect_execute, and pass it to
4540 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4541 Only declare quit_handler if SIGQUIT is defined.
4542 (scan_libraries): Likewise.
4543 * collect2.h (collect_execute): Update declaration.
4544 (collect_wait): Update declaration.
4545 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4546 pass it to collect_wait.
4548 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4551 * c-parser.c (c_parser_compound_statement_nostart): Give error
4552 message for EOF instead of just setting parser->error.
4554 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4556 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4557 (slpeel_update_phi_nodes_for_guard1): New function.
4558 (slpeel_update_phi_nodes_for_guard2): New function.
4559 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4560 of slpeel_update_phi_nodes_for_guard.
4561 (vectorize_loops): Remove call to loop_closed_rewrite.
4562 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4565 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4567 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4568 (TARGET_LITTLE_ENDIAN): New macro.
4569 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4570 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4571 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4572 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4573 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4574 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4575 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4576 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4577 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4578 (TARGET_OPTIONS): Delete.
4579 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4580 (CACHE_FLUSH_TRAP): Turn into an integer.
4581 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4582 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4583 -mflush-trap is in use.
4584 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4585 (m32r_cache_flush_trap_string): Delete.
4586 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4587 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4588 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4589 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4590 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4591 -mmodel= and -msdata= handling from...
4592 (m32r_init): ...here.
4593 * config/m32r/m32r.opt: New file.
4595 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4597 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4598 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4599 * tree-vect-analyze.c (vect_object_analysis): additional parm
4600 pass back a "struct ptr_info_def *" with the points-to info.
4601 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4602 statement using info returned from vect_object_analysis.
4603 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4604 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4605 for virtual uses and defs when creating a replacement vector
4606 reference. Call duplicate_ssa_name_ptr_info to define points-to
4607 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4608 (vectorizable_store): copy_virtual_operands and update
4609 definition statements.
4610 (vectorizable_load): copy_virtual_operands. Remove call to
4611 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4612 * tree-vectorizer.c (vectorize_loops): Remove calls to
4613 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4614 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4615 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4616 define macro STMT_VINFO_PTR_INFO for use in accessing.
4617 * tree.h add export of duplicate_ssa_name_ptr_info.
4618 * rs6000.c (altivec_init_builtins): Declare builtin function
4619 __builtin_altivec_mask_for_load to be "const".
4621 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4624 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4625 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4626 assemble_variable on aliases.
4627 * varasm.c (assemble_alias): Set node->alias.
4628 * toplev.c (wrapup_global_declarations): Don't call
4629 rest_of_decl_compilation on aliases again.
4631 2005-03-29 Paul Brook <paul@codesourcery.com>
4633 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4634 * config/arm/arm.c (arm_dbx_register_number): New function.
4635 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4637 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4640 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4641 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4643 2005-03-29 Dale Johannesen <dalej@apple.com>
4645 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4646 $(TREE_H) and $(COVERAGE_H).
4647 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4648 * opts.c (common_handle_option): Enable tree-based value transforms.
4649 * toplev.c (process_options): Ditto.
4650 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4651 refers to references to this type.
4652 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4653 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4654 for may_be_more, may_be_less.
4655 (rtl_gen_pow2_profiler): Adjust.
4656 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4657 (rtl_gen_one_value_profiler): Adjust.
4658 (rtl_gen_const_delta_profiler): Adjust.
4659 * tree-profile.c (tree_gen_interval_profiler): Implement.
4660 (tree_gen_pow2_profiler): Ditto.
4661 (tree_gen_one_value_profiler): Ditto.
4662 (tree_profiling): New.
4663 (pass_tree_profile): Reference it.
4664 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4666 (insn_divmod_values_to_profile): Rename to
4667 rtl_divmod_values_to_profile. Adjust.
4668 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4669 (insn_prefetch_values_to_profile): Adjust.
4670 (rtl_value_profile_transformations): Adjust.
4671 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4672 (gen_mod_pow2): Rename to rtl_mod_pow2.
4673 (gen_mod_subtract): Rename to rtl_mod_subtract.
4674 (divmod_fixed_value_transform): Rename to
4675 rtl_divmod_fixed_value_transform.
4676 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4677 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4678 (rtl_find_values_to_profile): Adjust.
4679 (tree_value_profile_transformations): Implement.
4680 (tree_divmod_values_to_profile): New.
4681 (tree_values_to_profile): New.
4682 (tree_divmod_fixed_value): New.
4683 (tree_mod_pow2): New.
4684 (tree_mod_subtract): New.
4685 (tree_divmod_fixed_value_transform): New.
4686 (tree_mod_pow2_value_transform): New.
4687 (tree_mod_subtract_transform): New.
4688 (tree_find_values_to_profile): Implement.
4689 * profile.c (instrument_values): Free histograms.
4690 (compute_value_histograms): Adjust. Implement tree version.
4692 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4694 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4695 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4696 variable. Output "fldcw" depending on round_mode.
4697 * config/i386/i386.md (UNSPEC_FIST): New.
4698 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4699 New isns patterns to implement lrint and llrint built-ins as x87
4701 (fistdi2, fist<mode>2 splitters): New splitters.
4702 (lrint<mode>2): New expanders.
4704 2005-03-28 Ian Lance Taylor <ian@airs.com>
4706 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4707 0 when calling final_scan_insn.
4709 2005-03-28 Jan Hubicka <jh@suse.cz>
4712 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4715 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4716 types where possible.
4718 2005-03-26 Per Bothner <per@bothner.com>
4720 Make -f[no-]show-column also control non-cpp diagnostics.
4721 * c.opt (fshow-column): Move option from here ...
4722 * common.opt (fshow-column): ... to here.
4723 * diagnostic.c (diagnostic_build_prefix): Only print column number
4724 if flag_show_column.
4726 2005-03-27 Steven Bosscher <stevenb@suse.de>
4728 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4729 vax_output_conditional_branch): New prototypes.
4730 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4731 extracted from vax.md mov and add patterns.
4732 (vax_output_conditional_branch): New function to output conditional
4733 branch instructions.
4734 * vax.md: Use mode macros for arithmetic and mov patterns.
4735 Use code macros for the jump patterns.
4737 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4739 * Makefile.in (libbackend.o): Depend on version files;
4740 add custom generation command.
4742 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4745 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4746 sure that we have a REG before getting its REGNO.
4748 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4750 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4751 * builtins.def (BUILT_IN_STRNDUP): New.
4753 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4755 PR tree-optimization/20470
4756 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4759 2005-03-25 Mike Stump <mrs@apple.com>
4761 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4764 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4766 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4767 Use our own structure definitions.
4769 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
4770 (fix_truncdfsi2): Allow registers or memory as destination.
4771 When TARGET_PPC_GFXOPT, generate simplified pattern.
4772 (fix_truncdfsi2_internal): Use define_insn_and_split.
4773 (fix_truncdfsi2_internal_gfxopt): New.
4774 (fctiwz): Don't confuse register allocation by giving it no choices.
4776 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4777 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4778 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4779 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4781 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4783 * dominance.c (free_dominance_info): Speed up by freeing et
4784 data structures without maintaining other nodes.
4785 * et-forest.c (et_free_tree_force): New.
4786 * et-forest.h: Add a prototype for et_free_tree_force.
4788 * tree.c (get_set_constructor_bits,
4789 get_set_constructor_bytes): Remove.
4790 * tree.h: Remove the corresponding prototypes.
4792 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4795 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4796 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4797 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4798 PRE_DEC, NEG and NOT.
4800 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4802 * fold-const.c: Convert uses of fold (build (...)) to
4805 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4807 PR rtl-optimization/20249
4808 * cse.c (insert_regs): Do not record equivalence of registers in
4811 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4813 * emit-rtl.c (reverse_comparison): Remove.
4814 * rtl.h: Remove the corresponding prototype.
4816 2005-03-24 James E Wilson <wilson@specifixinc.com>
4818 * doc/install.texi (--enable-altivec): Delete docs.
4820 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4822 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4823 SFmode and DFmode before reload when
4824 flag_unsafe_math_optimizations not enabled.
4826 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4828 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4830 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4831 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4833 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4835 * configure.ac (enable-checking): Add 'runtime' option.
4836 * doc/install.texi (enable-checking): Document 'runtime' checking.
4837 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4838 * config.in: Regenerated.
4839 * configure: Regenerated.
4841 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4843 * optabs.h (enum optab_index): Remove OTI_llrint.
4844 (llrint_optab): Remove macro.
4845 * optabs.c (init_optabs): Remove llrint_optab initialization.
4846 * genopinit.c (optabs): Remove llrint_optab implementation.
4847 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4850 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4852 PR rtl-optimization/20532
4853 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4854 overflow when adding coefficients for PLUS or MINUS.
4855 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4858 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4860 * langhooks.h (truthvalue_conversion): Remove.
4861 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4862 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4863 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4864 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4865 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4867 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4869 * params.def: Fix a typo.
4870 * config/mips/mips.c: Follow the spelling convensions.
4871 * doc/invoke.texi: Fix typos.
4873 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4875 Fix PR tree-optimization/20601
4877 * tree-ssa-pre.c (insert_aux): Add missing condition to
4880 2005-03-23 Ian Lance Taylor <ian@airs.com>
4882 * final.c (final_scan_insn): Don't remove no-op instructions.
4883 * reload1.c (reload): Remove simple no-op instructions even when
4886 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4888 PR tree-optimization/20501
4889 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4890 reporting that peeling for alignment is applied moved to...
4891 * (vect_analyze_data_refs_alignment): Here.
4893 2005-03-23 Ian Lance Taylor <ian@airs.com>
4895 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4897 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4899 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4900 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4902 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4904 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4905 imply that this is called once, independent of asms in code.
4906 Adjust to now being pased output and input lists. Mention helper
4907 function decl_overlaps_hard_reg_set_p.
4908 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4909 hook_tree_tree_identity and to take three trees, returning third.
4910 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4912 * stmt.c: include hard-reg-set.h before tree.h.
4913 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4914 (decl_conflicts_with_clobbers_p): Call
4915 decl_overlaps_hard_reg_set_p.
4916 (expand_asm_operands): Pass output and input lists in call to
4917 targetm.md_asm_clobbers.
4918 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4919 hook_tree_tree_tree_tree_3rd_identity.
4920 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4922 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4923 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4924 parameters, first two unused.
4925 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4926 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4927 in constraint letters and MOF is not mentioned as a asm-declared
4928 register in neither of the input and output lists.
4930 2005-03-23 DJ Delorie <dj@redhat.com>
4932 * optabs.c (expand_binop): Make sure the first subword's result
4935 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4937 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4938 Call c_common_truthvalue_conversion rather than
4939 lang_hooks.truthvalue_conversion.
4940 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4941 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4943 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4944 c_common_truthvalue_conversion.
4945 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4946 c_parser_conditional_expression, c_parser_binary_expression): Call
4947 c_objc_common_truthvalue_conversion.
4948 * c-typeck.c (build_unary_op): Call
4949 c_objc_common_truthvalue_conversion.
4950 (build_conditional_expr): Do not call
4951 lang_hooks.truthvalue_conversion.
4952 (build_binary_op): Call c_common_truthvalue_conversion.
4953 (c_objc_common_truthvalue_conversion): Moved from
4954 c-objc-common.c. Call default_function_array_conversion instead
4955 of default_conversion.
4957 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4959 * c-common.h (default_conversion): Remove.
4960 (perform_integral_promotions): Add.
4961 * c-tree.h (default_conversion): Add.
4962 * c-typeck.c (perform_integral_promotions): New, split out from
4964 * c-common.c (check_case_value): Use perform_integral_promotions,
4965 not default_conversion.
4966 (c_add_case_label): Don't continue processing case label after
4967 found to be pointer.
4969 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4971 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4972 the prefix list if we have already added a multilib directory
4974 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4977 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4979 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4981 * reload.h: Remove the prototype for indirect_symref_ok.
4983 * reload1.c (indirect_symref_ok): Make it global.
4984 * reload.h: Add a prototype for indirect_symref_ok.
4986 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4988 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4991 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4993 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4995 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4997 * c-opts.c (c_common_parse_file): Only start/end main source file
4998 if debug hooks says the writer wants it.
4999 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5001 (xcoff_debug_hooks): Ditto.
5002 * debug.c (do_nothing_hooks): Ditto.
5003 * debug.h (gcc_debug_hooks): Ditto.
5004 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5005 * sdbout.c (sdb_debug_hooks): Ditto.
5006 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5008 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5010 * doc/extend.texi: Deprecate C++ min/max operators.
5012 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5014 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5015 artificial original candidates.
5017 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5018 Jan Hubicka <jh@suse.cz>
5019 Steven Bosscher <stevenb@suse.de>
5021 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5022 call cost based on argument sizes.
5023 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5025 * params.def: (max-inline-inssn-single): Set to 450.
5026 (max-inline-insns-auto): Set to 90.
5027 (max-inline-insns-recursive): Set to 450
5028 (max-inline-insns-recursive-auto): Set to 450.
5029 (large-function-insns): Set to 2700.
5030 (inline-call-cost): New parameter.
5031 * tree-inline.c (estimate_move_cost): New function.
5032 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5033 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5035 * tree-inline.h (estimate_move_cost): Declare.
5036 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5037 (max-inline-insns-auto): Change default to 90.
5038 (max-inline-insns-recursive): Change default to 450
5039 (max-inline-insns-recursive-auto): Change default to 450.
5040 (large-function-insns): Change default to 2700.
5041 (inline-call-cost): Document new parameter.
5043 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5045 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5046 (TARGET_DEFAULT): Delete.
5047 * config/i860/i860.opt: New file.
5049 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5051 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5052 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5053 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5054 (frv_sched_lookahead): Delete.
5055 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5056 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5057 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5058 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5059 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5060 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5061 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5062 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5063 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5064 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5065 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5066 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5067 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5068 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5069 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5070 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5071 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5072 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5073 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5074 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5075 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5076 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5077 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5078 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5079 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5080 (frv_sched_lookahead): Delete.
5081 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5082 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5083 (frv_handle_option): New function. Move -mcpu= handling from...
5084 (frv_override_options): ...here. Remove handling of other
5086 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5087 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5088 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5089 and TARGET_NO_MULTI_CE.
5090 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5091 !TARGET_VLIW_BRANCH.
5092 * config/frv/frv.opt: New file.
5094 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5096 * fold-const.c (fold_ternary): Take decomposed arguments of
5098 (fold): Update a call to fold_ternary.
5100 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5101 * tree.h: Add corresponding prototypes.
5103 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5106 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5107 between jump table and its label.
5108 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5109 resp. ADDR_DIFF_VEC and the label preceeding it.
5110 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5111 is emitted in the right section.
5113 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5115 * fold-const.c (fold_unary, fold_binary): Update comments
5118 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5120 PR rtl-optimization/20527
5121 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5122 REG_INC note, test that the register also isn't mentioned in PRED
5125 2005-03-22 Ben Elliston <bje@au.ibm.com>
5127 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5130 2005-03-21 Mike Stump <mrs@apple.com>
5132 * varasm.c (default_assemble_visibility): Remove extra ().
5134 2005-03-21 Roger Sayle <roger@eyesopen.com>
5137 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5138 to determine whether a block can be duplicated, rather than test
5139 whether the block contains noncopyable insns ourselves.
5141 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5143 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5146 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5148 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5150 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5152 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5153 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5154 * config/fr30/fr30.opt: New file.
5156 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5158 Fix PR tree-optimization/20542
5160 * tree-flow-inline.h (overlap_subvar): Move to here.
5161 * tree-ssa-operands.c: From here.
5162 * tree-flow.h (overlap_subvar): Declare.
5163 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5164 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5165 for variables with subvars.
5167 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5170 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5171 * modulo-sched.c (const_iteration_count): Return on NULL
5173 (print_node_sched_params): Return on NULL dump_file.
5174 (generate_reg_moves): Handle reg-anti dependencies and disregard
5175 closing branch when generating register moves.
5176 (sms_schedule): Mark the SMSed block dirty.
5177 * passes.c (rest_of_handle_sms): Call update_life_info for all
5179 * testsuite/gcc.dg/20050321-1.c: New test.
5181 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5183 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5184 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5185 movqi_internal): Likewise.
5187 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5189 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5190 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5191 xtensa_b4const): Delete prototypes.
5192 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5193 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5194 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5195 xtensa_extra_constraint): New prototypes.
5196 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5197 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5198 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5199 move_operand, const_float_1_operand, fpmem_offset_operand,
5200 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5201 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5202 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5203 argument type to HOST_WIDE_INT.
5204 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5205 xtensa_mask_immediate): Likewise.
5206 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5207 Likewise. Also make these functions static.
5208 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5209 (xtensa_const_ok_for_letter_p): New.
5210 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5211 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5212 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5213 move_operand, const_float_1_operand, fpmem_offset_operand,
5214 branch_operator, ubranch_operator, boolean_operator): Move to
5216 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5217 (xtensa_mem_offset): Change return type to bool.
5218 (xtensa_extra_constraint): New.
5219 (gen_int_relational): Update type of const_range_p function pointer.
5220 Use xtensa_b4const_or_zero.
5221 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5222 xtensa_const_ok_for_letter_p. Update comments.
5223 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5224 (PREDICATE_CODES): Delete.
5225 * config/xtensa/xtensa.md: Include predicates.md.
5226 * config/xtensa/predicates.md: New file.
5228 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5230 * config/v850/v850-protos.h: Remove the prototypes for
5231 reg_or_int9_operand, reg_or_const_operand,
5232 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5233 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5234 movsi_source_operand, power_of_two_operand,
5235 not_power_of_two_operand, special_symbolref_operand,
5236 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5237 register_is_ok_for_epilogue.
5238 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5239 reg_or_int9_operand, reg_or_const_operand,
5240 call_address_operand, special_symbolref_operand,
5241 movsi_source_operand, power_of_two_operand,
5242 not_power_of_two_operand, register_is_ok_for_epilogue,
5243 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5244 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5246 * config/v850/v850.h (PREDICATE_CODES): Remove.
5247 * config/v850/v850.md: Include predicates.md.
5248 * config/v850/predicates.md: New.
5250 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5252 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5253 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5254 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5255 (itoolsdir, itoolsdatadir): Move definition above new first use.
5256 (install-itoolsdirs): New rule.
5257 (install-mkheaders): Depend on install-itoolsdirs, not
5258 install-include-dir.
5260 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5262 * tree-into-ssa.c: Remove obsolete comments.
5264 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5266 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5267 unrolling if -fpeel-loops is specified, too.
5268 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5269 Remove superfluous check for flag_unroll_loops.
5271 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5273 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5274 (lrint_optab, llrint_optab): Define corresponding macros.
5275 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5276 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5277 pattern and llrint_optab using llrintdi2 patterns.
5278 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5279 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5280 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5281 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5282 flag_unsafe_math_optimizations is set.
5284 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5286 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5287 simplify_logical, if_then_else_cond, known_cond,
5288 simplify_comparison): Adjust calls to reverse_comparison.
5289 Don't use combine_reversed_comparison_code).
5290 (combine_reversed_comparison_code): Remove.
5291 (reversed_comparison): Using reversed_comparison_code, move it...
5292 * jump.c (reversed_comparison): ... here.
5293 * rtl.h (reversed_comparison): Add prototype.
5295 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5297 * builtins.c (fold_builtin): Take decomposed arguments of
5299 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5300 * gimplify.c (gimplify_call_expr): Likewise.
5301 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5302 * tree.h: Update the prototype of fold_builtin.
5304 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5306 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5307 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5308 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5309 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5310 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5312 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5314 * builtins.c (fold_builtin_1): Take decomposed arguments of
5316 (fold_builtin): Update a call to fold_builtin_1.
5318 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5321 * gcov.c (output_lines): Only output function block summary when
5322 outputting branch information.
5323 * doc/gcov.texi: Document format of preamble and additional block
5326 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5328 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5329 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5330 the defaults false if BITS_PER_UNIT != 8.
5331 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5332 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5333 than BITS_PER_UNIT != 8.
5334 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5335 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5336 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5338 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5339 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5341 2005-03-20 Roger Sayle <roger@eyesopen.com>
5344 * fold-const.c (fold_binary): Fix type mismatch between
5345 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5346 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5347 for non-truth-valued expressions.
5349 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5350 and FUNCTION_DECL in the main switch.
5351 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5352 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5353 we also need to convert their operands to match.
5354 <TRUTH_NOT_EXPR>: Likewise.
5356 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5358 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5359 diagnostic without checking whether an lvalue.
5360 * c-common.h (lvalue_p): Remove.
5361 (enum lvalue_use): Update comment.
5362 (lvalue_or_else): Replace by lvalue_error.
5363 * c-typeck.c (lvalue_p): Make static.
5364 (lvalue_or_else): New. Call lvalue_error.
5366 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5368 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5369 (function_arg_advance): Use rs6000_parm_start.
5370 (function_arg, rs6000_arg_partial_bytes): Likewise.
5372 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5374 * c-common.c (check_case_value): Adjust comment about stripping
5376 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5377 * c-typeck.c (default_conversion, convert_arguments,
5378 build_modify_expr, convert_for_assignment, store_init_value,
5379 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5380 manually. Remove inaccurate comments.
5382 2005-03-20 Roger Sayle <roger@eyesopen.com>
5383 Joseph S. Myers <joseph@codesourcery.com>
5385 * varasm.c (do_assemble_alias): Restore comment describing function.
5386 Annotate the target parameter as potentially unused.
5388 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5391 * config/avr/avr.c (avr_output_function_prologue): Do not use
5392 current_function_name() in a label, use a local label instead.
5394 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5396 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5397 flag_finite_math_only, not flag_unsafe_math_optimizations.
5399 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5401 * builtins.c (fold_builtin_1): Update a call to
5402 targetm.fold_builtin.
5403 * hooks.c (hook_tree_tree_bool_null): Rename to
5404 hook_tree_tree_tree_bool_null. Take one more argument of type
5406 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5407 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5408 hook_tree_tree_tree_bool_null.
5409 * target.h (gcc_target): Update the prototype of fold_builtin.
5410 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5411 arguments of CALL_EXPR.
5412 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5415 2005-03-20 Jan Hubicka <jh@suse.cz>
5417 * cgraph.h (cgraph_node): Add prev_clone pointer.
5418 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5419 (cgraph_clone_node): Produce doubly linked chain.
5421 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5423 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5424 get_nonnull_operand, handle_sentinel_attribute,
5425 check_function_arguments_recurse): Do not strip NOPS from
5427 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5429 * c-format.c (get_constant): Likewise.
5430 * c-parser.c (c_parser_postfix_expression): Likewise.
5431 * c-typeck.c (set_init_index): Likewise.
5432 (convert_arguments): Don't check for NOP_EXPR containing integer
5435 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5437 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5438 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5439 Take decomposed arguments of CALL_EXPR.
5440 (fold_builtin_1): Update calls to the functions mentioned
5443 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5445 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5446 width to have integer type.
5447 (build_enumerator): Require enumerator value to have integer type.
5449 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5451 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5454 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5456 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5457 std=iso9899:199x): Correct descriptions.
5459 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5461 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5464 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5466 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5468 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5469 fold_builtin_memcpy.
5471 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5472 arguments of CALL_EXPR.
5473 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5474 fold_builtin_found, fold_builtin_1): Update calls to
5475 fold_trunc_transparent_mathfn.
5477 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5480 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5481 function pointers on targets that require function pointer
5483 (fold_sign_changed_comparison): Likewise.
5485 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5487 * combine.c (try_combine): When changing the mode of a hard reg, make
5488 sure that doing so is valid.
5490 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5492 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5493 (TARGET_HANDLE_OPTION): Override default.
5494 (avr_handle_option): New function.
5495 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5496 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5497 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5498 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5499 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5500 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5501 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5502 (TARGET_OPTIONS): Delete.
5503 * config/avr/avr.opt: New file.
5505 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5507 * config/m32r/m32r-protos.h: Remove the prototypes for
5508 call_address_operand, symbolic_operand, seth_add3_operand,
5509 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5510 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5511 two_insn_const_operand, move_src_operand,
5512 move_double_src_operand, move_dest_operand,
5513 eqne_comparison_operator, signed_comparison_operator,
5514 large_insn_p, conditional_move_operand, carry_compare_operand,
5515 m32r_block_immediate_operand, extend_operand,
5516 reg_or_eq_int16_operand, int8_operand, and
5517 reg_or_zero_operand.
5518 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5519 seth_add3_operand, int8_operand, cmp_int16_operand,
5520 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5521 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5522 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5523 move_double_src_operand, move_dest_operand,
5524 eqne_comparison_operator, signed_comparison_operator,
5525 extend_operand, small_insn_p, large_insn_p,
5526 conditional_move_operand, carry_compare_operand,
5527 m32r_block_immediate_operand): Move to predicates.md.
5528 (MAX_MOVE_BYTES): Move to m32r.h.
5529 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5530 * config/m32r/m32r.md: Include predicates.md.
5531 * config/m32r/predicates.md: New.
5533 2005-03-18 James E Wilson <wilson@specifixinc.com>
5536 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5539 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5541 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5542 call_address_operand, const_8bit_operand.
5543 * config/mn10300/mn10300.c (call_address_operand,
5544 const_8bit_operand, const_1f_operand): Move to predicates.md.
5545 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5546 * config/mn10300/mn10300.md: Include predicates.md.
5547 * config/mn10300/predicates.md: New.
5549 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5551 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5552 declarations in diagnostics and %E for identifiers, not %s.
5554 2005-03-18 Jan Hubicka <jh@suse.cz>
5555 Dale Johannesen <dalej@apple.com>
5557 * basic-block.h (scale_bbs_frequencies_int,
5558 scale_bbs_frequencies_gcov_type): Declare.
5559 * cfg.c (RDIV): New macro.
5560 (update_bb_frequency_for_threading): Fix.
5561 * basic-block.h (scale_bbs_frequencies_int,
5562 scale_bbs_frequencies_gcov_type): New.
5563 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5564 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5565 scale_bbs_frequencies_int.
5566 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5568 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5570 * config/m32r/m32r-protos.h: Remove the prototypes for
5571 call_address_operand, symbolic_operand, seth_add3_operand,
5572 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5573 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5574 two_insn_const_operand, move_src_operand,
5575 move_double_src_operand, move_dest_operand,
5576 eqne_comparison_operator, signed_comparison_operator,
5577 large_insn_p, conditional_move_operand, carry_compare_operand,
5578 m32r_block_immediate_operand, extend_operand,
5579 reg_or_eq_int16_operand, int8_operand, and
5580 reg_or_zero_operand.
5581 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5582 seth_add3_operand, int8_operand, cmp_int16_operand,
5583 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5584 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5585 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5586 move_double_src_operand, move_dest_operand,
5587 eqne_comparison_operator, signed_comparison_operator,
5588 extend_operand, small_insn_p, large_insn_p,
5589 conditional_move_operand, carry_compare_operand,
5590 m32r_block_immediate_operand): Move to predicates.md.
5591 (MAX_MOVE_BYTES): Move to m32r.h.
5592 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5593 * config/m32r/m32r.md: Include predicates.md.
5594 * config/m32r/predicates.md: New.
5596 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5598 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5599 symbolic_operand, symbolic_memory_operand,
5600 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5601 indexed_memory_operand, move_dest_operand, move_src_operand,
5602 prefetch_cc_operand, prefetch_nocc_operand,
5603 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5604 arith_operand, arith11_operand, pre_cint_operand,
5605 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5606 ireg_operand, int5_operand, uint5_operand, int11_operand,
5607 uint32_operand, arith5_operand, and_operand, ior_operand,
5608 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5609 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5610 shadd_operand, movb_comparison_operator,
5611 cmpib_comparison_operator): Move to predicates.md.
5612 (magic_milli, shadd_constant_p): Make it extern.
5613 * config/pa/pa.h (PREDICATE_CODES): Remove.
5614 * config/pa/pa.md: Include predicates.md.
5615 * config/pa/predicates.md: New.
5617 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5620 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5622 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5623 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5624 config/alpha/freebsd.h, config/alpha/linux.h,
5625 config/alpha/netbsd.h, config/alpha/osf5.h,
5626 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5627 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5628 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5629 doc/cppopts.texi: Update copyright.
5631 2005-03-18 Jan Hubicka <jh@suse.cz>
5634 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5636 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5639 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5641 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5644 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5646 * combine.c (gen_binary): Remove.
5647 (known_cond, simplify_shift_const, find_split_point,
5648 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5649 simplify_logical, expand_field_assignment, extract_left_shift,
5650 force_to_mode, if_then_else_cond, apply_distributive_law,
5651 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5652 simplify_comparison, reversed_comparison): Replace with
5653 simplify_gen_binary, simplify_gen_relational or
5654 distribute_and_simplify_rtx.
5655 (distribute_and_simplify_rtx): New function.
5657 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5658 Paolo Bonzini <gcc.gnu.org>
5660 * calls.c (setjmp_call_p, special_function_p): Update comments
5661 at the head of the functions.
5663 2005-03-18 Jan Hubicka <jh@suse.cz>
5665 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5667 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5668 function body should be released; do not proactively release function
5669 bodies in non-unit-at-a-time mode.
5671 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5673 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5674 mno-fp-ret-in-387 multilib variants.
5676 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5678 * common.opt (m): Remove.
5679 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5681 (common_handle_option): Remove OPT_m case.
5683 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5685 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5687 (fold_builtin_1): Update a call to fold_builtin_bitop.
5689 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5691 (fold_builtin_1): Update a call to fold_builtin_signbit.
5693 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5695 PR tree-optimization/20474
5696 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5697 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5699 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5701 * config/h8300/h8300-protos.h: Remove prototypes for
5702 general_operand_src, general_operand_dst, single_one_operand,
5703 single_zero_operand, call_insn_operand,
5704 two_insn_adds_subs_operand, small_call_insn_operand,
5705 jump_address_operand, bit_operand, bit_memory_operand,
5706 stack_pointer_operand, const_int_gt_2_operand,
5707 const_int_ge_8_operand, const_int_qi_operand,
5708 const_int_hi_operand, incdec_operand, bit_operator,
5709 nshift_operator, eqne_operator, gtle_operator,
5710 gtuleu_operator, iorxor_operator.
5711 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5712 h8300_ldm_stm_parallel.
5713 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5715 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5716 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5717 (h8300_ldm_stm_parallel): Make it extern.
5718 (h8300_ldm_parallel, h8300_stm_parallel,
5719 h8300_return_parallel, general_operand_src,
5720 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5721 nibble_operand, reg_or_nibble_operand, single_one_operand,
5722 single_zero_operand, call_insn_operand,
5723 two_insn_adds_subs_operand, small_call_insn_operand,
5724 jump_address_operand, bit_operand, bit_memory_operand,
5725 stack_pointer_operand, const_int_gt_2_operand,
5726 const_int_ge_8_operand, const_int_qi_operand,
5727 const_int_hi_operand, incdec_operand, eqne_operator,
5728 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5729 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5730 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5731 nshift_operator): Move to predicates.md.
5732 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5733 * config/h8300/h8300.md: Include predicates.md.
5734 * config/h8300/predicates.md: New.
5736 2005-03-17 Richard Henderson <rth@redhat.com>
5738 * config.gcc (ia64*-*-hpux*): Add extra_options.
5739 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5740 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5741 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5742 (ia64_tls_size_string, ia64_tune_string): Remove.
5743 (ia64_tune): Init to PROCESSOR_ITANIUM2.
5744 (TARGET_DEFAULT_TARGET_FLAGS): New.
5745 (TARGET_HANDLE_OPTION): New.
5746 (ia64_override_options): Move options parsing ...
5747 (ia64_handle_option): ... here. New.
5748 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
5749 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
5750 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
5751 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
5752 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
5753 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
5754 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
5755 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
5756 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
5757 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
5758 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
5759 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
5760 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
5761 TARGET_EARLY_STOP_BITS): Remove.
5762 (TARGET_ILP32): Default false.
5763 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
5764 (enum ia64_inline_type): New.
5765 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5766 * config/ia64/ia64.md: Update for new definitions of
5767 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
5768 * config/ia64/ia64.opt: New file.
5769 * config/ia64/ilp32.opt: New file.
5771 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5776 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5778 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5779 instead of MASK_H8300S.
5780 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5781 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5782 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5783 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5784 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5785 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5786 TARGET_SWITCHES): Remove.
5787 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5789 * config/h8300/h8300.opt: New.
5791 * config/alpha/alpha.opt, config/arc/arc.opt,
5792 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5795 2005-03-17 Ian Lance Taylor <ian@airs.com>
5799 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5801 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5802 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5803 (TARGET_HANDLE_OPTION): Override default.
5804 (arc_handle_option): New function.
5805 (arc_init): Remove code to set arch_cpu_string.
5806 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5807 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5808 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5809 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5810 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5811 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5812 (arc_rodata_string, TARGET_OPTIONS): Delete.
5813 * config/arc/arc.opt: New file.
5815 2005-03-17 Richard Henderson <rth@redhat.com>
5817 * doc/extend.texi (Weak Pragmas): New section.
5818 (attribute alias): Clarify that target must be in the same
5821 2005-03-17 Richard Henderson <rth@redhat.com>
5823 * config/alpha/alpha.opt: New file.
5824 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5826 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5827 alpha_fprm_string, alpha_fptm_string): Make static.
5828 (alpha_tls_size_string): Remove.
5829 (alpha_handle_option): New.
5830 (override_options): Update for alpha_cpu/alpha_tune split.
5831 (alpha_file_start): Likewise.
5832 (TARGET_DEFAULT_TARGET_FLAGS): New.
5833 (TARGET_HANDLE_OPTION): New.
5834 * config/alpha/alpha.h (alpha_tune): Declare.
5835 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5836 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5837 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5838 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5839 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5840 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5841 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5842 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5843 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5844 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5845 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5846 (TARGET_DEFAULT): Remove MASK_FP.
5847 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5848 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5849 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5850 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5851 alpha_tls_size_string): Remove.
5852 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5853 (attribute tune): Rename from attribute cpu.
5854 * config/alpha/ev4.md: Update to match.
5855 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5856 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5857 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5858 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5859 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5860 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5862 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5864 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5865 and return without creating new state if before_nops_num is nonzero.
5866 * config/ia64/ia64.md (first_insn): New attribute.
5867 (alloc): Set it to yes.
5869 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5871 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5872 STMT_VINFO_SUBVARS to NULL.
5873 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5875 2005-03-16 Dale Johannesen <dalej@apple.com>
5877 * rtlanal.c (find_first_parameter_load): Rewrite to
5878 return actual first param load or the call if none,
5879 instead of first in block, when not all loads exist.
5881 2005-03-16 Roger Sayle <roger@eyesopen.com>
5883 * optabs.c (expand_copysign_absneg): Make static.
5884 * optabs.h (expand_copysign_absneg): Delete prototype.
5885 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5887 2005-03-16 Richard Henderson <rth@redhat.com>
5890 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5891 (alias_pairs): Rename from output_defs.
5892 (find_decl_and_mark_needed): Split out from assemble_alias.
5893 (do_assemble_alias): New.
5894 (assemble_output_def): Remove.
5895 (finish_aliases_1, finish_aliases_2): New.
5896 (process_pending_assemble_output_defs): Remove.
5897 (assemble_alias): Defer aliases for which we don't yet have a
5898 non-external decl for the target symbol.
5899 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5900 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5901 * toplev.c (compile_file): Use finish_aliases_2 instead of
5902 process_pending_assemble_output_defs.
5903 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5904 (process_pending_assemble_output_defs): Remove.
5906 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5908 Fix PR tree-optimization/20489
5910 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5911 for empty structures.
5913 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5915 Fix PR tree-optimization/20490
5917 * tree-ssa-pre.c (create_expression_by_pieces): Use
5918 force_gimple_operand on result of fold.
5920 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5922 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5923 of closing parenthesis.
5925 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5927 * builtins.c (expand_movstr): Update a call to
5928 fold_builtin_strcpy.
5929 (expand_builtin_strncpy): Update a call to
5930 fold_builtin_strncpy.
5931 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5932 arguments of CALL_EXPR.
5933 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5934 fold_builtin_strncpy.
5935 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5936 * tree.h: Update the prototypes of fold_builtin_strcpy and
5937 fold_builtin_strncpy.
5939 2005-03-16 Steven Bosscher <stevenb@suse.de>
5940 Dorit Naishlos <dorit@il.ibm.com>
5942 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5943 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5946 2005-03-16 Steven Bosscher <stevenb@suse.de>
5948 * tree-inline.c (walk_type_fields, walk_tree,
5949 walk_tree_without_duplicates): Move from here...
5950 * tree.c: ...to here.
5952 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5954 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5955 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5956 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5957 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5958 (version): Define using $(BASEVER_c).
5959 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5961 (version.o): Depend on version files; add custom generation command.
5962 (prefix.o): Define BASEVER on command line.
5963 (s-iov): Depend on version files; adjust command.
5964 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5966 (gcc-vers.texi): New rule.
5967 (doc/%.info, doc/%.dvi): Add -I . to command line.
5968 (doc/gccinstall.dvi): Likewise.
5969 (PACKAGE): Delete. All uses replaced with "gcc".
5970 * aclocal.m4: Do not include gcc-version.m4.
5971 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5972 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5973 Set is_release based on contents of DEV-PHASE.
5974 Set gcc_version based on contents of BASE-VER.
5975 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5976 * config.in, configure: Regenerate.
5977 * gccbug.in: Determine version of GCC in use at runtime.
5978 * gcov-iov.c: Get version number and development phase from
5979 command line, not by including version.c.
5980 * intl.c: Replace all uses of PACKAGE with "gcc".
5981 * libada-mk.in: Delete unused "gcc_version" variable.
5982 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5983 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5984 commentary to match.
5985 (version_string): Put together from pieces.
5986 * config/alpha/x-vms: Do not use $(gcc_version).
5987 * config/i386/t-nwld: Likewise.
5988 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5989 version-GCC and DEVELOPMENT.
5991 2005-03-15 Roger Sayle <roger@eyesopen.com>
5993 PR tree-optimization/17454
5994 * tree.c (tree_size): Add case for TREE_BINFO.
5995 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5996 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5998 2005-03-15 Roger Sayle <roger@eyesopen.com>
6000 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6001 op1 whilst expanding the signed widenening multiply variant.
6003 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6005 * toplev.c (display_target_options): Avoid unused variable warning if
6006 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6007 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6008 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6009 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6010 (mips_isa_info): New variable.
6011 (mips_parse_cpu): Remove the first argument and leave the caller
6013 (TARGET_HANDLE_OPTION): Override default.
6014 (mips_handle_option): New function. Move option validation code from...
6015 (override_options): ...here. Update calls to mips_parse_cpu.
6016 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6017 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6018 (SUBTARGET_TARGET_OPTIONS): Delete.
6019 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6020 (mno-flush-func, mtune=): New options.
6022 2005-03-15 Roger Sayle <roger@eyesopen.com>
6023 Richard Henderson <rth@redhat.com>
6025 * real.c (c4x_single_format, c4x_extended_format): Provide values
6026 for signbit_ro for c4x's single and extended floating point formats.
6027 * optabs.c (expand_copysign): Use the floating point format's
6028 signbit_ro for expanding via expand_copysign_absneg, and it's
6029 signbit_rw field for expanding via expand_copysign_bit.
6031 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6033 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6034 known_alignment_for_access_p.
6035 (known_alignment_for_access_p): New.
6036 (do_peeling_for_alignment): Field made int instead of bool and renamed
6037 to peeling_for_alignment.
6038 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6039 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6040 functionality used to be in vect_analyze_operations.
6041 (vect_analyze_operations): Code to determine vectorization factor was
6042 moved to vect_determine_vectorization_factor.
6043 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6044 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6046 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6047 be part of vect_analyze_operations).
6048 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6049 creating the guard condition, as the number of iterations may be
6051 (slpeel_tree_peel_loop_to_edge): Use new name of
6052 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6053 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6054 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6055 (vect_do_peeling_for_alignment): Use fold.
6056 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6058 (vect_update_inits_of_dr): Renamed to
6059 vect_update_init_of_dr.
6060 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6061 (vectorizable_store): Fix assertion to use == instead of =.
6063 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6065 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6066 call_used_regs for wCG registers.
6068 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6070 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6071 for non-offsettable memory references to cope with outstanding reload
6072 replacements, take 2.
6074 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6077 * config/i386/i386.h (x86_fisttp): New.
6078 (TARGET_FISTTP): New macro.
6079 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6080 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6081 instruction when fisttp flag is set.
6082 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6084 * config/i386/i386.md (type attribute): Add fisttp.
6085 (unit attribute): Set to i387 for fisttp type.
6086 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6087 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6089 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6090 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6092 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6093 patterns for TARGET_FISTTP. Enable patterns for
6094 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6095 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6096 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6097 implement fisttp x87 insn.
6098 (fix_trunc*_i387_fisttp splitters): New patterns.
6099 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6100 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6101 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6103 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6104 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6105 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6106 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6107 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6108 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6109 Disable patterns for TARGET_FISTTP.
6110 (fix_trunc*_i387 splitters): Implement usign mode macros.
6111 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6112 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6113 (fix_trunx*_sse peephole2s): Implement using mode macros.
6115 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6117 PR rtl-optimization/20291
6118 * combine.c (try_combine): If splitting fails, re-try with
6119 original combined pattern, i.e. before clobber stripping.
6121 2005-03-14 Eric Christopher <echristo@redhat.com>
6123 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6124 STACK_GROWS_DOWNWARD.
6126 2005-03-14 Roger Sayle <roger@eyesopen.com>
6128 * real.h (struct real_format): Split the signbit field into two
6129 two fields, signbit_ro and signbit_rw.
6130 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6131 mips_double_format, ieee_extended_motorola_format,
6132 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6133 ieee_extended_intel_128_format, ibm_extended_format,
6134 mips_extended_format, ieee_quad_format, mips_quad_format,
6135 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6136 i370_double_format, c4x_single_format, c4x_extended_format,
6137 real_internal_format): Update initializers for new field.
6138 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6139 real_format structure.
6140 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6141 field of the real_format structure.
6143 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6145 Fix PR tree-optimization/20458
6147 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6148 DECL_EXTERNAL on STRUCT_FIELD tags.
6149 (clear_call_clobbered): Ditto.
6150 * tree-ssa-operands.c (note_addressable): Make sure the original
6151 variable doesn't slip into the addressable list if we have
6153 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6156 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6158 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6159 (-fwide-exec-charset): Likewise.
6160 (-finput-charset): Likewise.
6161 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6162 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6163 * c.opt (Wnormalized): New.
6165 2005-03-14 Devang Patel <dpatel@apple.com>
6167 * doc/invoke.texi: Add reference to Visibility document.
6169 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6171 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6172 MASK_SPLIT_ADDRESSES.
6173 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6174 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6175 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6176 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6177 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6178 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6179 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6180 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6181 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6182 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6183 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6184 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6185 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6186 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6187 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6188 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6189 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6190 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6191 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6192 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6193 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6194 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6195 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6196 (TARGET_EXPLICIT_RELOCS): Delete.
6197 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6198 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6199 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6200 (override_options): Set MASK_LONG64 if -mint64 is given and no
6201 -mlongXX option is. Complain about -mint64 -mlong32.
6202 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6203 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6204 * config/mips/mips.opt: New file.
6206 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6208 * config.gcc (extra_options): New variable for listing option files.
6209 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6210 * configure.ac (extra_opt_files): New AC_SUBST variable.
6211 (tm_file_list, tm_include_list): Include options.h first.
6212 * configure: Regenerate.
6213 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6214 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6215 (s-options-h): New rule.
6216 (options.h): Depend on it.
6217 (TEXI_GCCINT_FILES): Add options.texi.
6218 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6219 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6220 * target.h (gcc_target): Add default_target_flags and handle_option.
6221 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6222 (TARGET_HANDLE_OPTION): New macros.
6223 (TARGET_INITIALIZER): Include them.
6224 * opt-functions.awk (opt_args, nth_arg): New functions.
6225 (switch_flags): Handle the "Target" flag.
6227 (var_name): Use opt_args and nth_arg.
6228 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6229 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6230 macros for the "Mask" and "InverseMask" options.
6231 * opts.h (cl_var_cond): New enum.
6232 (cl_option): Replace the "has_set_value" and "set_value" fields with
6233 "var_cond" and "var_value".
6234 (CL_TARGET): New macro.
6235 (option_enabled, print_filtered_help): Declare.
6236 (decode_options): Move definition.
6237 * opts.c (handle_option): Search for the original option before
6238 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6239 var_cond and var_value fields. Use targetm.handle_option to handle
6241 (decode_options): Set target_flags to targetm.default_target_flags.
6242 (print_filtered_help): Make global. Handle CL_TARGET.
6243 (option_enabled): New function.
6244 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6245 (display_target_options, set_target_switch, print_switch_values)
6246 (default_pch_valid_p): Guard uses of target_switches with
6247 #ifdef TARGET_SWITCHES. Also...
6248 (display_target_options): Display the CL_TARGET entries in cl_options.
6249 (set_target_option): Don't complain about the "" option when
6250 TARGET_SWITCHES is undefined.
6251 (print_switch_values): Use option_enabled.
6252 (default_pch_valid_p): Check cl_options[] when looking for something
6253 that has changed the value of target_flags.
6254 * c.opt: Remove documentation from top of file.
6255 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6256 * doc/sourecebuild.texi: Refer to the new options documentation
6257 instead of c.opt. Document machine-specific .opt files.
6258 * doc/tm.texi (target_flags): Say that this variable is declared
6260 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6261 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6263 * doc/options.texi: New file.
6265 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6268 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6271 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6274 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6275 temporary variable of pointer type if an lvalues is required.
6276 (gimplify_modify_expr_rhs): Request an rvalue from it.
6277 (gimplify_expr): Pass fallback on.
6279 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6281 * cfgbuild.c: Update comments.
6283 2005-03-14 Roger Sayle <roger@eyesopen.com>
6285 PR rtl-optimization/17236
6286 * optabs.c (expand_doubleword_mult): New helper function split out
6287 from expand_binop. Permute the order in which instructions are
6288 emitted to minimize the number of simultaneously live registers.
6289 (expand_binop): Call expand_doubleword_mult to synthesize a double
6290 word multiplication.
6292 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6294 * basic-block.h: Update the prototypes of cached_make_edge and
6296 * cfg.c (cached_make_edge): Take edge_cache representing one
6297 row of the adjacency matrix of edges.
6298 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6299 (make_edges): Initialize edge_cache to represent one row of
6300 the adjacency matrix of edges.
6302 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6304 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6306 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6307 Remove unused removed_phis variable.
6308 (conditional_replacement): Use build1/build2.
6309 (abs_replacement): Use last_and_only_stmt and build1/build2.
6311 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6313 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6314 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6315 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6316 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6317 * c-common.c (handle_novops_attribute): New function.
6318 (c_common_attribute_table): Add "no vops" entry.
6319 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6320 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6321 * tree-ssa-operands.c (get_call_expr_operands): Do not
6322 create virtual operands for calls with ECF_NOVOPS flag.
6323 * tree.h (DECL_IS_NOVOPS): New macro.
6324 (struct tree_decl): Add novops_flag.
6325 (ECF_NOVOPS): New constant.
6327 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6330 * config/i386/i386.c (x86_use_himode_fiop): New.
6331 (x86_use_simode_fiop): Rename from x86_use_fiop.
6332 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6333 (TARGET_USE_HIMODE_FIOP): New.
6334 (x86_use_simode_fiop): Rename from x86_use_fiop.
6335 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6337 * config/i386/i386.md (X87MODEI12): New mode macro define.
6338 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6339 to implement x87 FP compare with HImode input operands.
6340 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6341 Use X87MODEI12 mode macro to handle HImode input operands.
6342 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6343 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6344 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6345 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6346 macro to implement x87 operators with HImode input operands.
6347 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6350 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6352 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6354 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6355 constants invariant.
6357 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6359 * basic-block.h (BB_VISITED): Removed.
6360 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6362 2005-03-14 Falk Hueffner <falk@debian.org>
6365 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6367 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6369 * ggc-zone.c: Fix comment typos.
6371 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6372 stringpool.c, config/mips/mips-protos.h: Update copyright.
6374 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6376 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6377 throughout with its typedef, "rtx".
6378 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6379 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6380 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6381 regs in comment to match code.
6383 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6385 * except.c (check_handled): Make it static.
6386 * except.h: Remove the corresponding prototype.
6388 * function.c (get_func_frame_size): Make it static.
6389 * function.h: Remove the corresponding type.
6391 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6393 * hard-reg-set.h: Remove the corresponding declarations.
6395 * tree-cfg.c (verify_stmts): Check that
6396 bb_for_stmt (stmt) == bb for every PHI node and statement.
6398 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6400 * config.gcc: Remove excess indentation.
6401 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6403 2005-03-13 Roger Sayle <roger@eyesopen.com>
6406 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6407 * fold-const.c (fold_sign_changed_comparison): Likewise.
6408 (fold_binary): Optimize comparisons against widened operands if
6409 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6411 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6413 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6414 (sparc_override_options): Initialize it.
6415 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6417 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6419 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6420 (reg_or_none500mem_operand): New predicate.
6421 (zero_reg_mem_operand): New predicate.
6422 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6423 to reg_or_none500mem_operand.
6424 (extendsfdf2_fpr): Add MEM alternative.
6425 (extenddftf2_internal): Change operand2 predicate to
6426 zero_reg_mem_operand.
6428 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6430 * ggc-zone.c: Rewritten.
6432 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6434 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6435 * config.in: Regenerated.
6436 * configure: Regenerated.
6437 * gengtype.c (write_types_process_field, write_func_for_structure):
6438 Pass new argument to gt_pch_note_object.
6439 * ggc-common.c (struct ptr_data): Add TYPE.
6440 (gt_pch_note_object): Take TYPE argument and save it.
6441 (call_count): Update call to ggc_pch_count_object.
6442 (call_alloc): Update call to ggc_pch_alloc_object.
6443 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6445 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6446 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6447 (ggc_alloc_zone_stat): Delete.
6448 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6449 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6450 (ggc_pch_alloc_object): Update prototypes.
6451 (garbage_zone): Delete.
6452 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6453 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6455 (tree_id_zone): New variable.
6456 (ggc_alloc_cleared_zone): Remove unused.
6457 (ggc_alloc_zone): Define.
6458 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6459 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6460 ggc_alloc_zone_stat.
6461 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6462 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6463 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6464 (make_node_stat): Likewise. Use tree_id_zone.
6466 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6467 Joseph S. Myers <joseph@codesourcery.com>
6469 * configure.ac: Check for MIPS TLS.
6470 * configure: Regenerated.
6471 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6472 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6473 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6474 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6475 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6476 (mips_classify_symbol, mips_symbolic_constant_p)
6477 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6478 (mips_tls_operand_p, mips_call_tls_get_addr)
6479 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6480 (mips_tls_symbol_ref_1): New functions.
6481 (mips_legitimize_address, mips_legitimize_const_move): Call
6482 mips_legitimize_tls_address.
6483 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6485 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6486 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6487 (mips_char_to_class): Document V1_REG.
6488 (HAVE_AS_TLS): Provide default.
6489 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6491 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6493 (tls_get_tp_<mode>): New instruction.
6495 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6497 * configure.ac: Update checks for target tools.
6498 * configure: Regenerated.
6500 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6502 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6504 2005-03-13 Roger Sayle <roger@eyesopen.com>
6506 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6507 more classes of DImode multiplication by constant. Allow both
6508 multiplication by small negative constants (by performing a
6509 multiplication by a positive constant and negating the result) and
6510 multiplications by large powers of two, by using a left shift.
6512 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6514 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6515 of basic blocks into work_stack.
6517 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6518 config/mips/vr.h: Update copyright.
6520 * c-decl.c (c_init_decl_processing): Remove useless calls to
6521 build_function_type.
6523 * builtins.c (fold_trunc_transparent_mathfn,
6524 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6525 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6526 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6527 fold_builtin_strcpy, fold_builtin_strncpy,
6528 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6531 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6534 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6535 variable determinant.
6537 * tree-cfg.c (group_case_labels): Remove local variable type.
6539 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6542 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6545 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6548 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6549 (*movmemqi_insn): Delete.
6550 (*movmemhi): Delete.
6552 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6554 * builtins.c (fold_builtin_classify): Take decomposed
6555 arguments of CALL_EXPR.
6556 (fold_builtin_1): Update a call to fold_builtin_classify.
6558 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6561 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6562 through into call to parser_xref_tag after parse error.
6563 (c_parser_struct_declaration): Consistently return NULL_TREE on
6566 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6568 * tree-flow-inline.h (ref_contains_array_ref): New function.
6569 (lookup_subvars_for_var): Ditto.
6570 (get_subvars_for_var): Ditto.
6571 (var_can_have_subvars): Ditto.
6573 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6574 (struct subvar): New type.
6576 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6578 * tree-optimize.c (init_tree_optimization_passes): Call
6579 pass_create_structure_vars.
6581 * tree-ssa-alias.c: Include vec.h.
6582 (init_alias_info): Don't auto-clear call clobbered on struct-field
6584 (compute_flow_insensitive_aliasing): Handle subvars.
6585 (group_aliases): Handle STRUCT_FIELD aliases.
6586 (setup_pointers_and_addressables): Ditto.
6587 Don't mark variables non-addressable if they still have
6588 addressable subvars.
6589 Also mark subvars addressable when the real variable is marked
6591 (add_pointed_to_var): Try to prune the pointed-to set by only
6592 pointing to subvars when possible.
6593 Otherwise, make sure we set addresses_needed and pt_vars to
6594 properly include subvars.
6595 (bitpos_of_field): New function.
6596 (push_fields_onto_fieldstack): Ditto.
6597 (get_or_create_used_part_for): Ditto.
6598 (create_overlap_variables_for): Ditto.
6599 (find_used_portions): Ditto.
6600 (create_structure_vars): Ditto.
6601 (pass_create_structure_vars): New structure.
6603 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6604 (get_expr_operands): Handle subvars. Also try to turn
6605 COMPONENT_REF accesses into must-defs now that we can accurately
6607 (note_addressable): Try to only mark as addressable those subvars
6608 we know a COMPONENT_REF touches.
6609 (overlap_subvar): New function.
6611 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6612 Handle subvar storing.
6613 (vect_address_analysis): Update caller of vect_object_analysis.
6615 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6617 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6618 (STMT_VINFO_SUBVARS): New macro.
6620 * common.opts: add flag_tree_salias.
6622 * opts.c (decode_options): flag_tree_salias defaults to on.
6624 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6626 * doc/tree-ssa.texi: Document structural alias analysis.
6628 2005-03-12 Steven Bosscher <stevenb@suse.de>
6630 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6631 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6632 * tree-ssa-operands.c (get_expr_operands): Likewise.
6633 (get_expr_operands): Likewise for ERROR_MARK.
6635 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6637 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6640 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6643 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6644 (mark_operand_necessary): Remove local variable ver.
6646 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6647 variable prefix_len.
6649 * value-prof.c (mod_subtract_transform): Remove local variable
6652 * builtins.c (fold_builtin_exponent): Take decomposed
6653 arguments of CALL_EXPR.
6654 (fold_builtin_1): Update a call to fold_builtin_exponent.
6656 * builtins.c (fold_builtin_logarithm): Take decomposed
6657 arguments of CALL_EXPR.
6658 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6660 * c-decl.c (c_init_decl_processing): Remove local variables
6661 ptr_ftype_void and ptr_ftype_ptr.
6663 * gimplify.c (gimplify_expr): Remove local variables r0 and
6666 * reg-stack.c (move_for_stack_reg): Remove local variable
6668 (compare_for_stack_reg): Remove local variable flags_user.
6669 (convert_regs_1): Remove local variable deleted.
6671 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6673 (combine_blocks): Remove local variables exits and new_e.
6675 * tree-inline.c (expand_call_inline): Remove local variable
6678 * tree-ssa-live.c (create_ssa_var_map,
6679 calculate_live_on_entry): Remove local variable snn.
6681 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6683 * c-lex.c (c_lex_with_flags): Add parameter to call to
6686 2005-03-11 Per Bothner <per@bothner.com>
6688 * c-tree.h (struct c_declarator): New id_loc field.
6689 * c-pragma.h (c_lex_with_flags): Take position reference.
6690 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6691 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6692 (c_lex): Pass dummy location to c_lex_with_flags.
6693 * c-parser.c (c_lex_one_token): Set c_token's location using
6694 c_lex_with_flags, instead of input_location, which might be "ahead".
6695 (c_parser_direct_declarator): Set declarator's id_loc from
6697 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6698 declarator's id_loc, rather than probably-imprecise input_location.
6699 (build_id_declarator): Initialize c_declarator's id_loc field.
6701 2005-03-11 Roger Sayle <roger@eyesopen.com>
6704 * builtins.c (expand_builtin_signbit): Force the signbit's word
6705 into an integer register to avoid SUBREGs of floating point modes.
6707 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6709 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6710 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6711 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6712 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6714 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6716 PR rtl-optimization/20306
6717 * expr.c (emit_move_complex): Set try_int false if mode is
6718 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6719 emit_block_move if try_int is true.
6721 2005-03-11 Richard Henderson <rth@redhat.com>
6724 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6725 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6728 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6730 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6731 (TARGET_FIX_VR4130): New macro.
6732 (TARGET_OPTIONS): Add -mfix-vr4130.
6733 (ISA_HAS_MACCHI): New macro.
6734 (ASM_SPEC): Add -mfix-vr4130.
6735 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6736 (override_options): Handle mips_fix_vr4130_string.
6737 (mips_avoid_hazards): Clear all_noreorder_p
6738 if we're working around VR4130 errata and the macc alternatives
6740 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6741 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6742 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
6743 (MULTILIB_DEFAULTS): Remove leading "march=".
6744 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
6745 if no architecture option is given.
6746 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
6748 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6749 * doc/invoke.texi: Document -mfix-vr4130.
6751 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6753 * config/mips/mips.c (override_options): Only warn about -mint64
6754 deprecation if TARGET_INT64.
6756 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6758 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
6759 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
6760 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
6761 are non-specific regarding the nonnull parameter positions.
6762 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
6763 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
6764 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
6765 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
6767 * builtins.def: Use the non-specific "nonnull" attibute lists.
6769 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6771 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6772 single_pred_edge, single_succ, single_pred): Improve comments.
6774 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6776 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6777 single_pred_edge, single_succ, single_pred): New inline functions.
6778 * bb-reorder.c (rotate_loop, find_traces_1_round,
6779 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6780 duplicate_computed_gotos): Use the single_succ/pred functions.
6781 * cfganal.c (forwarder_block_p): Ditto.
6782 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6783 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6784 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6785 merge_seq_blocks): Ditto.
6786 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6787 * cfglayout.c (fixup_reorder_chain): Ditto.
6788 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6789 canonicalize_loop_headers, verify_loop_structure): Ditto.
6790 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6791 mfb_update_loops, create_preheader, force_single_succ_latches,
6792 create_loop_notes): Ditto.
6793 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6794 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6795 commit_one_edge_insertion, purge_dead_edges,
6796 cfg_layout_can_merge_blocks_p): Ditto.
6797 * except.c (sjlj_emit_function_enter): Ditto.
6798 * flow.c (init_propagate_block_info): Ditto.
6799 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6800 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6801 insert_insn_end_bb): Ditto.
6802 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6803 find_if_case_2): Ditto.
6804 * lambda-code.c (perfect_nestify): Ditto.
6805 * lcm.c (optimize_mode_switching): Ditto.
6806 * loop-doloop.c (doloop_modify): Ditto.
6807 * loop-init.c (loop_optimizer_init): Ditto.
6808 * loop-iv.c (simplify_using_initial_values): Ditto.
6809 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6810 * loop-unswitch.c (unswitch_loop): Ditto.
6811 * modulo-sched.c (generate_prolog_epilog): Ditto.
6812 * predict.c (combine_predictions_for_insn, estimate_probability,
6813 tree_estimate_probability, last_basic_block_p,
6814 estimate_bb_frequencies): Ditto.
6815 * profile.c (branch_prob): Ditto.
6816 * regrename.c (copyprop_hardreg_forward): Ditto.
6817 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6818 * tracer.c (layout_superblocks): Ditto.
6819 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6820 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6821 cleanup_control_expr_graph, disband_implicit_edges,
6822 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6823 tree_verify_flow_info, tree_make_forwarder_block,
6824 tree_forwarder_block_p, remove_forwarder_block,
6825 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6826 * tree-if-conv.c (tree_if_conversion): Ditto.
6827 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6828 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6829 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6830 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6831 copy_loop_headers): Ditto.
6832 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6833 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6834 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6835 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6836 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6837 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6838 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6839 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6840 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6841 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6842 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6843 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6844 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6845 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6846 slpeel_add_loop_guard): Ditto.
6848 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6850 PR tree-optimization/15784
6851 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6854 * stmt.c (expand_case): Don't change index_type. Convert minval
6857 PR tree-optimization/20130
6858 * fold-const.c (fold): Fold x * -1 into -x.
6860 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6862 PR rtl-optimization/20331
6863 * rtlanal.c (modified_between_p): Check its address first for MEM.
6864 (modified_in_p): Likewise.
6866 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6868 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6870 2005-03-10 Steven Bosscher <stevenb@suse.de>
6872 * expr.c (expand_expr_real_1): If possible, use a conditional
6873 move for expanding MIN_EXPR and MAX_EXPR.
6874 Use temp for moving around rtx-en.
6876 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6879 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6882 2005-03-10 Roger Sayle <roger@eyesopen.com>
6884 * builtins.c (expand_builtin_signbit): Extend to handle floating
6885 point modes wider than the largest integer type, using the
6886 operand_subword_force function to obtain the signbit's word.
6888 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6891 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6892 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6894 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6896 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6898 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6900 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6902 (perform_edge_inserts): Unconditionally call
6903 free_dominator_info.
6905 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6907 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6909 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6911 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6913 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6915 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6917 (rtl_register_value_prof_hooks,
6918 tree_value_profile_transformations,
6919 tree_register_value_prof_hooks): Likewise.
6920 * var-tracking.c (stack_adjust_offset_pre_post,
6921 variable_htab_free, variable_union, dataflow_set_different_2,
6922 count_uses, variable_was_changed, set_frame_base_location,
6923 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6924 vt_add_function_parameters): Likewise.
6925 * varasm.c (named_section_real, named_section, make_decl_rtl,
6926 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6927 const_hash_1, compare_constant, copy_constant, force_const_mem,
6928 output_constant_pool_2, output_constant_pool_1, output_constant,
6929 output_constructor, make_decl_one_only, decl_tls_model,
6930 default_no_named_section, default_elf_select_section_1,
6931 default_unique_section_1): Likewise.
6932 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6933 * vmsdbgout.c (addr_const_to_string): Likewise.
6936 * function.c (struct assign_parm_data_one): Remove last_named
6938 (assign_parm_find_data_types): Don't determine last_named.
6939 Reorder named_parm determination.
6940 (assign_parms): Only setup varargs on the last non-varadic
6943 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6945 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6946 sda base address on medium model.
6948 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6950 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6951 * cfgloop.c (flow_loop_nodes_find): Export.
6952 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6954 * cfgloopmanip.c (fix_loop_structure): New function.
6955 * predict.c (predict_loops): Clean up the loops information.
6956 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6957 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6959 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6960 (rewrite_into_loop_closed_ssa): Declaration changed.
6961 * tree-loop-linear.c (linear_transform_loops): Add argument to
6962 rewrite_into_loop_closed_ssa call.
6963 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6964 * tree-ssa-loop-im.c (move_computations): Ditto.
6965 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6966 * tree-vectorizer.c (vectorize_loops): Ditto.
6967 * tree-optimize.c: Include cfgloop.h.
6968 (execute_todo): Choose whether to call cleanup_tree_cfg or
6969 cleanup_tree_cfg_loop.
6970 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6971 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6972 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6973 cleanup_tree_cfg_loop call.
6974 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6975 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6976 work on part of cfg.
6978 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6981 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6982 with multiple alternatives.
6984 * stmt.c (parse_output_constraint): Fix a typo.
6986 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6988 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6989 assembly directive instead of deprecated "no-generics".
6991 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6993 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6994 for non-offsettable memory references to cope with outstanding reload
6996 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6997 avoid losing outstanding address reloads.
6998 ("reload_outdi", "reload_outdf"): Likewise.
7000 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7002 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7003 code. Add more cbrt transformations.
7005 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7007 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7009 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7011 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7012 NULL_TREE when a given tree is not simplified.
7013 (fold): Return the original tree when any of the functions
7014 mentioned above NULL_TREE.
7016 * fold-const.c (fold_unary, fold_binary): Take decomposed
7017 arguments, code, type, op0, and op1 in case of fold_binary.
7018 (fold): Update calls to fold_unary and fold_binary.
7020 2005-03-09 Roger Sayle <roger@eyesopen.com>
7022 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7023 a fndecl and an arglist instead of a CALL_EXPR, exp.
7025 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7027 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7029 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7031 * expr.c (expand_assignment): Remove orig_to_rtx.
7033 * fold-const.c (int_const_binop): Remove no_overflow.
7035 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7037 * loop-iv.c (get_biv_step_1): Remove lhs.
7039 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7041 * real.c (real_nan): Remove neg.
7043 * function.c (thread_prologue_and_epilogue_insns): Remove i
7046 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7049 * tree-eh.c (tree_could_trap_p): Remove idx.
7051 * tree-into-ssa.c (ann): Remove ann.
7053 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7055 * tree-sra.c (decide_block_copy): Remove inst_count.
7057 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7059 * tree-ssa-loop-im.c (lhs): Remove.
7061 * cfgbuild.c (state, STATE, SET_STATE,
7062 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7064 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7065 (find_basic_blocks): Set the state of each basic block to
7068 2005-03-08 Jeff Law <law@redhat.com>
7070 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7071 goto results in the removal of edges in the CFG, then we need
7072 to recompute dominators.
7074 2005-03-09 Ben Elliston <bje@au.ibm.com>
7076 * c-common.c (c_do_switch_warnings): Comment fix.
7078 2005-03-08 Julian Brown <julian@codesourcery.com>
7080 * Patch from 2005-03-08 reverted for causing regressions and
7081 ppc-darwin bootstrap failure.
7083 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7085 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7086 Define the real function for ppc-darwin.
7087 * c-typeck.c (convert_arguments): Check for target-specific
7088 invalid argument call to unprototyped function.
7089 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7091 * target.h (invalid_arg_for_unprototyped_fn): New field
7093 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7094 default target hook.
7095 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7098 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7100 * c-typeck.c (constructor_stack, constructor_range_stack,
7101 initializer_stack): Make them static.
7103 * cfg.c (rbi_pool): Make it static.
7105 * gimple-low.c (lower_stmt_body): Make it static.
7106 * tree-flow.h: Remove the corresponding prototype. Don't
7109 * sched-deps.c (cache_size): Make it static.
7111 * stor-layout.c (lang_adjust_rli): Make it static.
7113 2005-03-08 Julian Brown <julian@codesourcery.com>
7115 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7116 from being used for symbols with vague linkage when
7117 HAVE_GAS_COMDAT_GROUP is true.
7119 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7121 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7122 nlabel == JUMP_LABEL (jump).
7124 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7126 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7127 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7128 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7129 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7131 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7134 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7135 * c-common.c (handle_returns_twice): New function.
7136 (c_common_attribute_table): Declare eturns_twice' attribute.
7137 * doc/extend.texi: Document eturns_twice' attribute.
7138 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7139 (struct tree_decl): Add returns_twice_flag.
7141 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7143 * tree-ssa-phiopt.c: Fix a comment typo.
7145 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7146 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7147 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7150 2005-03-08 Richard Henderson <rth@redhat.com>
7152 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7153 builtin codes with ctzdi2, clzdi2, popcountdi2.
7154 (struct alpha_builtin_def): Add is_const.
7155 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7156 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7157 (alpha_init_builtins): Init them. Set nothrow and const attributes
7159 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7160 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7161 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7162 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7163 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7164 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7165 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7166 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7167 (TARGET_FOLD_BUILTIN): New.
7168 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7169 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7171 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7173 2005-03-08 Ira Rosen <irar@il.ibm.com>
7175 PR tree-optimization/20122
7176 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7177 condition of access function instead of base.
7179 2005-03-07 Jeff Law <law@redhat.com>
7180 Steven Bosscher <stevenb@suse.de>
7182 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7183 (find_taken_edge): Call find_taken_edge_computed_goto as
7184 appropriate. Allow any gimple invariant rather than just
7185 INTEGER_CST for VAL.
7186 (cleanup_control_flow): Cleanup a computed goto which has turned
7188 (tree_merge_blocks): If block B has any forced labels, move
7189 them to the start of block A.
7190 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7191 computed gotos as well.
7192 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7193 removal of unnecessary computed gotos too.
7194 (lookup_redirection_data): Fix type of INSERT argument. Callers
7197 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7199 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7200 Remove trailing spaces.
7202 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7203 unshare_all_trees): Make them static.
7204 * tree-gimple.h: Remove the corresponding prototypes.
7206 * diagnostic.h: Remove unused prototype
7207 debug_output_buffer.
7208 * modulo-sched.c: Remove unused prototype
7209 set_row_column_for_ps.
7211 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7212 replace_phi_edge_with_variable): Remove unused variable i.
7214 2005-03-07 Per Bothner <per@bothner.com>
7216 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7218 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7221 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7222 bbs on the COND_EXPR instead of the PHI_NODEs.
7223 (candidate_bb_for_phi_optimization): Remove.
7224 (replace_phi_with_stmt): Rename to ...
7225 (replace_phi_edge_with_variable): this and change so that we
7226 replace the phi argument instead of removing the PHI.
7227 (conditional_replacement): Change so we deal with PHI with more
7229 (value_replacement): Likewise.
7230 (abs_replacement): Likewise.
7232 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7234 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7235 output_e500_flip_gt_bit.
7237 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7239 (rs6000_generate_compare): Fix logic to look at the correct bits.
7240 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7242 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7243 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7244 gen_move_from_CR_gt_bit.
7246 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7247 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7248 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7250 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7251 (E500_CR_IOR_COMPARE): New constant.
7253 2005-03-08 Earl Chew <earl_chew@agilent.com>
7254 David Billinghurst <David.Billinghurst@riotinto.com>
7256 * config/i386/host-cygwin.c: New file to support precompiled
7258 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7259 * config.host: Use above files for cygwin host.
7261 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7263 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7264 ordering ops from earlier change.
7266 2005-03-07 Per Bothner <per@bothner.com>
7268 Various fixes to allow us to again build if --enable-mapped-location:
7269 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7270 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7271 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7272 local variable loc. Change logic appropriately.
7273 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7274 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7275 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7276 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7277 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7279 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7281 PR rtl-optimization/19683
7282 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7283 number of bytes, to smallest_int_for_mode. Fix arguments to
7284 REG_CANNOT_CHANGE_MODE_P.
7286 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7288 * reorg.c (relax_delay_slots): Check that the jump is
7289 conditional before trying to invert it.
7291 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7293 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7296 * calls (stack_arg_under_construction): Make it static.
7298 * flow.c (regs_live_at_setjmp): Make it static.
7299 * flow.h: Remove the corresponding prototype.
7301 * reload1.c (reload_startobj, reload_firstobj,
7302 something_needs_operands_changed, reload_inherited,
7303 reload_inheritance_insn, reload_override_in,
7304 reload_spill_index): Make them static.
7306 * recog.c (verify_changes): Make it static.
7307 * recog.h: Remove the corresponding prototype.
7309 * cfgbuild.c (find_sub_basic_blocks): Remove.
7310 * basic-block.h: Remove the corresponding prototype.
7311 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7313 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7315 * tree-ssa-operands.c (check_build_stmt): Remove.
7317 * stor-layout.c (set_alignment): Remove.
7318 * tree.h: Remove the corresponding prototype.
7320 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7322 * tree-ssa-dce.c (control_dependence_map,
7323 visited_control_parents): Make them static.
7325 * cfghooks.c (verify_flow_info): Remove local variable
7328 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7331 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7333 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7335 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7337 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7339 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7340 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7341 PARALLEL for an empty structure.
7343 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7345 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7347 * fold-const.c (fold_binary): Unroll the very first "for"
7350 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7352 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7353 redundant match_code test.
7354 (scc_comparison_operator): Swap match_operand and match_code
7356 (branch_positive_comparison_operator): Same.
7357 (trap_comparison_operator): Use comparison_operator and swap with
7360 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7363 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7364 (out_movhi_r_mr): Read low byte of volatile MEM first.
7365 (out_movhi_mr_r): Write high byte of volatile MEM first.
7367 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7369 * cselib.c (reg_values, reg_values_size): Make them static.
7371 * cse.c (cse_reg_info_table): Make it static.
7373 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7375 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7377 * cse.c (find_best_addr): Use canon_for_address.
7379 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7381 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7382 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7383 SUBREG and MEM, respectively.
7385 * fold-const.c (fold_binary): Use code instead of t.
7387 * fold-const.c (optimize_minmax_comparison): Take decomposed
7388 arguments code, type, op0, and op1 instead of t.
7389 (fold_binary): Update a call to optimize_minmax_comparison.
7391 * fold-const.c (fold_range_test): Take decomposed arguments
7392 code, type, op0, and op1 instead of t.
7393 (fold_binary): Update a call to fold_range_test.
7395 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7396 decomposed arguments code, type, op0, and op1 instead of t.
7397 (fold_binary): Update a call to fold_range_test.
7399 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7401 * fold-const.c (fold_binary): Avoid directly using the original
7402 expression t as much as possible.
7404 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7406 * c-semantics.c (build_stmt): Use TYPE_P instead of
7407 IS_NON_TYPE_CODE_CLASS.
7408 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7409 (NON_TYPE_CHECK): Use TYPE_P instead of
7410 IS_NON_TYPE_CODE_CLASS.
7412 * fold-const.c (fold): Remove handling of binary expressions.
7414 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7416 * doc/c-tree.texi: Wrap comments in @r{}.
7417 * doc/cpp.texi: Likewise.
7418 * doc/cppinternals.texi: Likewise.
7419 * doc/extend.texi: Likewise.
7420 * doc/md.texi: Likewise.
7421 * doc/objc.texi: Likewise.
7422 * doc/sourcebuild.texi: Likewise.
7423 * doc/tm.texi: Likewise.
7426 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7428 * predict.c (apply_return_prediction): Standardize PHI chain
7430 * tree-ssa.c (ssa_redirect_edge): Likewise.
7432 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7433 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7436 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7437 * tree-flow.h: Adjust the prototype for remove_phi_node.
7438 * lambda-code.c (perfect_nestify): Adjust a call to
7441 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7442 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7444 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7445 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7446 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7447 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7449 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7450 of GEN_INT (trunc_int_for_mode (...)).
7451 * loop-iv.c (iv_number_of_iterations): Likewise.
7452 * postreload.c (reload_cse_move2add): Likewise.
7453 * simplify-rtx.c (simplify_const_unary_operation,
7454 simplify_const_binary_operation): Likewise.
7455 * stor-layout.c (get_mode_bounds): Likewise.
7457 * fold-const.c (fold_binary): New.
7458 (fold): Call fold_binary on binary expressions.
7460 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7462 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7463 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7464 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7465 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7466 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7468 2005-03-04 Devang Patel <dpatel@apple.com>
7470 PR tree-optimization/18815
7471 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7472 loops with zero exit edges.
7474 2005-03-04 Devang Patel <dpatel@apple.com>
7476 * doc/invoke.texi: Remove reference to webpage that does not exist.
7478 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7479 Joseph S. Myers <joseph@codesourcery.com>
7482 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7483 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7484 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7485 * pa.c (get_plabel): Change argument to symbol_ref. Call
7486 maybe_get_identifier instead of get_identifier.
7487 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7488 (struct deferred_plabel): Replace name field with symbol field.
7489 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7490 ASM_OUTPUT_EXTERNAL_REAL is defined.
7491 (output_global_address): Use output_addr_const for output of all
7493 (output_deferred_plabels): Use symbol_ref instead of name for address
7495 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7496 ASM_OUTPUT_SYMBOL_REF): New macros.
7497 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7499 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7502 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7504 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7505 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7507 2005-03-04 Jeff Law <law@redhat.com>
7509 * basic-block.h (rediscover_loops_after_threading): Declare.
7510 * tree-ssa-dom.c: Include cfgloop.h.
7511 (tree_ssa_dominator_optimize): Discover loops and some basic
7512 properties. Remove forwarder blocks recreated by loop header
7513 canonicalization. Also mark backedges in the CFG.
7514 * tree-ssa-threadupdate.c: Include cfgloop.h
7515 (rediscover_loops_after_threading): Define.
7516 (struct local_info): New field, JUMP_THREADED.
7517 (prune_undesirable_thread_requests): New function.
7518 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7519 then record that fact for the callers of redirct_edges.
7520 (thread_block): If BB has incoming backedges, then call
7521 prune_undesirable_thraed_requests. Note when we are
7522 going to have to rediscover loop information. Return a
7523 boolean indicating if any jumps were threaded.
7524 (thread_through_all_blocks): Bubble up boolean indicating
7525 if any jumps were threaded.
7526 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7527 (tree-ssa-threadupdate.o): Similarly.
7529 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7531 * fold-const.c (fold_ternary): Unroll the "for" loop to
7534 2005-03-04 Andrew Haley <aph@redhat.com>
7536 * unwind-dw2-fde-glibc.c (struct
7537 unw_eh_callback_data.check_cache): New field.
7538 (frame_hdr_cache): New.
7539 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7540 Cache frame header info.
7542 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7544 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7545 (print_c_condition): Declare.
7546 * read-rtl.c (ptr_loc): New structure.
7547 (ptr_locs, ptr_loc_obstack, joined_conditions)
7548 (joined_conditions_obstack): New variables.
7549 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7550 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7551 (join_c_conditions, print_c_condition): New functions.
7552 (apply_macro_to_string): Associate the new string with the same
7553 source location as the old one.
7554 (add_condition_to_string): Use join_c_conditions.
7555 (read_string): Use set_rtx_ptr_loc to record a filename and line
7556 number for the string.
7557 (read_rtx): Initialize the new variables above.
7558 * genattrtab.c (write_test_expr, write_attr_value): Use
7560 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7561 comment above the GCC_VERSION check.
7562 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7563 Inline the definition of MAYBE_EVAL.
7564 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7565 * genoutput.c (process_template): Likewise.
7566 * genpreds.c (write_predicate_subfunction): Likewise.
7567 (write_predicate_expr): Use print_c_condition.
7568 * genrecog.c (write_cond): Likewise.
7569 * gensupport.c (process_rtx): Use join_c_conditions to join the
7570 conditions of a define_insn_and_split. Record a source location
7571 for the string after the "&&".
7572 (alter_test_for_insn): Use join_c_conditions.
7574 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7577 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7578 PR tree-optimization/15784
7579 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7582 2005-03-04 Ben Elliston <bje@au.ibm.com>
7584 * gcc.c (option_map): Add --coverage.
7585 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7586 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7587 * config/darwin.h: Pass -lgcov for `coverage'.
7588 * doc/invoke.texi (Debugging Options): Document --coverage.
7590 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7592 * gcse.c (bypass_block): Use find_edge wherever possible.
7594 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7598 * c-opts.c (c_common_parse_file): Call start_source_file
7599 and end_source_file at the approriate times.
7601 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7602 the main file, it will be done for us now.
7604 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7606 * fold-const.c (fold_ternary): New.
7607 (fold): Call fold_ternary on ternary expressions. Remove
7608 handling of ternary expressions.
7610 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7612 PR tree-optimization/15784
7613 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7616 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7618 * config/rs6000/predicates.md (branch_comparison_operator):
7619 Convert from C block to conditional format.
7621 2005-03-03 Jan Hubicka <jh@suse.cz>
7623 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7624 and non-constant public variables.
7626 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7628 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7631 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7634 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7635 calls to release_ssa_name and release_phi_node.
7637 * fold-const.c (fold): Remove handling of unary expressions.
7639 * fold-const.c (fold_unary): Avoid directly using the original
7640 expression t as much as possible.
7642 2005-03-03 Roger Sayle <roger@eyesopen.com>
7643 Andrew Pinski <pinskia@physics.uc.edu>
7645 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7646 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7648 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7650 Describe special registers SRP and MOF as allocatable registers.
7651 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7652 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7653 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7654 TARGET_HAS_MUL_INSNS.
7655 (cris_print_operand) <case 'd'>: New case.
7656 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7657 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7659 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7660 (REG_ALLOC_ORDER): Update for MOF.
7661 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7663 (GENERAL_REGS): No longer a define of ALL_REGS.
7664 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7665 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7667 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7668 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7669 (SECONDARY_RELOAD_CLASS): Define.
7670 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7671 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7672 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7673 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7674 (REGISTER_MOVE_COST): Define.
7675 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7676 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7677 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7678 (CRIS_MOF_REGNUM): New define_constants.
7679 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7681 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7683 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7684 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7685 Adjust for MOF being properly described as a register.
7686 (indir_to_reg_split): Name this split. Conditionalize on the
7687 destination register being a general register.
7688 (movei): Conditionalize on on operands 0 and 1 having the same
7691 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7694 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7695 -mcpu to override any other explicitly given flags.
7697 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7699 * recog.c (verify_changes, confirm_change_group): New functions,
7700 broken out of apply_change_group.
7701 (apply_change_group): Use them.
7702 * recog.h (verify_change, confirm_change_group): Declare.
7703 * rtl.h (redirect_jump_2): Declare.
7704 * jump.c (redirect_exp, invert_exp): Delete.
7705 (invert_exp_1): Take second parameter. Return value. Changed caller.
7706 (redirect_jump_2): New function, broken out of redirect_jump.
7707 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7708 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7709 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7711 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7713 * varasm.c (named_section): Use xstrdup rather than doing it by
7716 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7718 2005-03-02 Devang Patel <dpatel@apple.com>
7720 Undo PR tree-optimization/18815 fix.
7722 2005-03-02 Devang Patel <dpatel@apple.com>
7724 PR tree-optimization/18815
7725 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7726 loops with zero exit edges.
7728 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7730 * cfg.c (connect_src, connect_dest, disconnect_src,
7731 disconnct_dest): New.
7732 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7733 redirect_edge_pred): Use the new functions.
7735 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7736 free_dominance_info only when needed.
7738 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7741 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7742 (reg_or_sub_cint64_operand): Same.
7744 2005-03-02 Jeff Law <law@redhat.com>
7746 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7747 CFG_ALTERED in the main DOM iteration loop.
7749 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7752 * varasm.c (initializer_constant_valid_p): Allow conversions
7753 between OFFSET_TYPEs. Tidy.
7755 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7757 * config/cris/cris.md ("return"): Remove epilogue delay list
7760 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7762 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7764 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7766 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7768 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
7769 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
7770 config/m68k/m68k.c, config/mips/mips.h,
7771 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7772 doc/include/gcc-common.texi: Update copyright.
7774 PR middle-end/18029 and PR middle-end/18030
7775 * expr.c (optimize_bitfield_assignment_op): Add a special case
7776 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7778 * fold-const.c (fold_unary): New.
7779 (fold): Call fold_unary on unary expressions.
7781 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7783 * cgraph.h (struct cgraph_edge): Add prev_caller and
7785 (cgraph_node_remove_callees): Export.
7786 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7788 (cgraph_edge_remove_callee): New function.
7789 (cgraph_edge_remove_caller): Likewise.
7790 (cgraph_remove_edge): Use.
7791 (cgraph_redirect_edge_callee): Likewise.
7792 (cgraph_node_remove_callees): New function.
7793 (cgraph_node_remove_callers): Likewise.
7794 (cgraph_remove_node): Use.
7795 * tree-optimize.c (tree_rest_of_compilation): Use
7796 cgraph_node_remove_callees instead of manual loop.
7797 * cgraphunit.c (cgraph_finalize_function): Likewise.
7798 (cgraph_expand_function): Likewise.
7799 (cgraph_remove_unreachable_nodes): Likewise.
7801 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7804 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7806 * c-decl.c (undeclared_variable): Take location as argument.
7807 * c-typeck.c (build_external_ref): Likewise.
7808 * c-parser.c (c_parser_postfix_expression): Pass location of
7809 identifier to build_external_ref.
7811 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7813 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7814 CCEQ mode for branch_positive_comparison_operator test.
7815 * config/rs6000/predicates (branch_comparison_operator): Revert to
7817 (scc_comparison_operator): Same.
7818 (branch_positive_comparison_operator): Same.
7820 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7822 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7823 (cris_delay_slots_for_epilogue): Remove.
7824 (save_last): Move into cris_target_asm_function_epilogue.
7825 (cris_target_asm_function_epilogue): Remove tests for file being
7827 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7828 (cris_delay_slots_for_epilogue): Remove prototypes.
7829 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7830 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7832 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7834 * config/rs6000/predicates.md (branch_comparison_operator): Change
7835 to define_special_predicate.
7836 (scc_comparison_operator): Same.
7837 (branch_positive_comparison_operator): Same.
7839 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7841 * Makefile.in (tree-ssa-sink.o): New.
7842 (OBJS-common): Add tree-ssa-sink.o.
7843 * common.opt: Add -ftree-sink
7844 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7845 * timevar.def (TV_TREE_SINK): new timevar.
7846 * tree-flow.h (is_hidden_global_store): Prototype.
7847 * tree-optimize.c (init_tree_optimization_passes): Add
7849 * tree-pass.h (pass_sink_code): New.
7850 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7851 for non-obvious global store store to is_hidden_global_store, and
7852 call that new function.
7853 * tree-ssa-sink.c: New file.
7854 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7855 * doc/passes.texi: Document forward store motion.
7856 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7857 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7858 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7859 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7861 2005-03-01 Per Bothner <per@bothner.com>
7863 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7864 and we have a non-zero column-number, add it to the message.
7865 Also factor out the diagnostic_kind_text.
7867 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7869 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7870 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7871 flow_loop_scan): Removed.
7872 (flow_loop_dump): Do not dump removed fields.
7873 (flow_loop_free): Do not free removed fields.
7874 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7875 (loop_exit_edge_p): New function.
7876 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7877 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7878 num_exits, exits_doms.
7879 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7880 LOOP_EDGES, LOOP_ALL): Removed.
7881 (flow_loop_scan): Declaration removed.
7882 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7883 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7885 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7886 (if_convert): Call flow_loops_find and flow_loops_free
7887 when calling mark_loop_exit_edges.
7888 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7889 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7890 free_dominance_info calls.
7891 * loop-init.c (flow_loops_find): Ditto.
7892 * passes.c (rest_of_handle_branch_prob): Ditto.
7893 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7894 * loop-unroll.c (analyze_insns_in_loop): Do not use
7896 * predict.c (predict_loops): Do not call flow_loop_scan.
7897 Use get_loop_exit_edges.
7898 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7899 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7900 Do not use EDGE_LOOP_EXIT.
7901 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7902 to bb_with_exit_edge_p.
7903 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7904 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7905 to bb_with_exit_edge_p.
7906 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7908 * tree-loop-linear.c (linear_transform_loops): Do not call
7909 flow_loop_scan. Use loop->single_exit.
7910 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7911 (vect_analyze_loop_form): Do not call flow_loop_scan.
7912 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7914 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7916 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7917 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7918 slpeel_tree_duplicate_loop_to_edge_cfg,
7919 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7920 Use loop_preheader_edge and loop->single_exit. Do not call
7923 2005-03-01 Nick Clifton <nickc@redhat.com>
7925 * config/arm/arm.c (thumb_find_work_register): Check all of the
7926 argument registers to see if they are free, and a couple of
7927 special cases where the last argument register but can be proved
7928 to be available during the function's prologue.
7929 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7930 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7931 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7933 (thumb_compute_save_reg_mask): Likewise. Also use
7934 thumb_find_work_register() to ensure that there is agreement about
7935 which work register is going to be used in the prologue.
7936 (thumb_output_function_prologue): Use unsigned long as the type
7937 for the register bit-mask. Also delay pushing the link register if
7938 other high registers are going to be pushed.
7939 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7940 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7941 redundant prototypes.
7943 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7946 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7947 and after reload in REG+REG indexed addresses without REG_POINTER
7948 set in the base and not set in the index.
7950 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7952 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7953 Don't undefine here.
7954 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7955 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7956 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7957 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7958 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7960 * config.gcc (sh*-*-linux*): Use config/linux.h.
7962 2005-02-28 Dale Johannesen <dalej@apple.com>
7963 Stan Shebs <shebs@apple.com>
7965 Rewrite of 64-bit Darwin structure-by-value pass/return.
7966 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7967 intoffset, use_stack, named.
7968 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7969 (rs6000_darwin64_record_arg_advance_flush): New.
7970 (rs6000_darwin64_record_arg_advance_recurse): New.
7971 (rs6000_darwin64_record_arg_flush): New.
7972 (rs6000_darwin64_record_arg_recurse): New.
7973 (rs6000_darwin64_record_arg): New.
7974 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7975 (function_arg_boundary): Handle 128-bit aligned structs.
7976 (function_arg_advance): Rewrite darwin64 struct handling.
7977 (function_arg): Call rs6000_darwin64_record_arg.
7978 (function_arg_partial_nregs): Handle darwin64 structs.
7979 (rs6000_darwin64_function_value): Remove.
7980 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7982 2005-02-28 Roger Sayle <roger@eyesopen.com>
7984 PR tree-optimization/20216
7985 * tree-chrec.c (tree_fold_factorial): Delete.
7986 (tree_fold_binomial): Change argument list to take a return type
7987 and change the type of K to unsigned int. Rewrite to avoid explicit
7988 evaluation of factorials, and (recursively) calling fold to perform
7989 compile-time arithmetic. Return NULL on (internal) overflow.
7990 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7991 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7992 if any intermediate calculation overflows.
7993 (chrec_apply): Update call to chrec_evaluate.
7995 2005-02-28 James E Wilson <wilson@specifixinc.com>
7997 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7999 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8002 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8003 instead of NULL_TREE on error.
8005 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8007 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8008 (EASY_VECTOR_15_ADD_SELF): Remove.
8009 (num_insns_constant_wide): Not static.
8010 (validate_condition_mode): Not static.
8011 (toc_relative_expr_p): Not static.
8012 (legitimate_indirect_address_p): Not static.
8013 (macho_lo_sum_memory_operand): Not static.
8014 (invalid_e500_subreg): Not static.
8015 (easy_vector_same): Not static.
8016 (easy_vector_splat_const): Not static.
8017 (RS6000_SYMBOL_REF_TLS_P): Remove.
8018 (any_operand): Delete.
8019 (any_parallel_operand): Delete.
8020 (count_register_operand): Delete.
8021 (altivec_register_operand): Delete.
8022 (xer_operand): Delete.
8023 (s8bit_cint_operand): Delete.
8024 (short_cint_operand): Delete.
8025 (u_short_cint_operand): Delete.
8026 (non_short_cint_operand): Delete.
8027 (exact_log2_cint_operand): Delete.
8028 (gpc_reg_operand): Delete.
8029 (cc_reg_operand): Delete.
8030 (cc_reg_not_cr0_operand): Delete.
8031 (reg_or_short_operand): Delete.
8032 (reg_or_neg_short_operand): Delete.
8033 (reg_or_aligned_short_operand): Delete.
8034 (reg_or_u_short_operand): Delete.
8035 (reg_or_cint_operand): Delete.
8036 (reg_or_arith_cint_operand): Delete.
8037 (reg_or_add_cint64_operand): Delete.
8038 (reg_or_sub_cint64_operand): Delete.
8039 (reg_or_logical_cint_operand): Delete.
8040 (got_operand): Delete.
8041 (got_no_const_operand): Delete.
8042 (easy_fp_constant): Delete.
8043 (easy_vector_constant): Delete.
8044 (easy_vector_constant_add_self): Delete.
8045 (zero_constant): Delete.
8046 (zero_fp_constant): Delete.
8047 (volatile_mem_operand): Delete.
8048 (offsettable_mem_operand): Delete.
8049 (mem_or_easy_const_operand): Delete.
8050 (add_operand): Delete.
8051 (non_add_cint_operand): Delete.
8052 (logical_operand): Delete.
8053 (non_logical_cint_operand): Delete.
8054 (mask_operand): Delete.
8055 (mask_operand_wrap): Delete.
8056 (mask64_operand): Delete.
8057 (mask64_2_operand): Delete.
8058 (and64_operand): Delete.
8059 (and64_2_operand): Delete.
8060 (and_operand): Delete.
8061 (reg_or_mem_operand): Delete.
8062 (lwa_operand): Delete.
8063 (symbol_ref_operand): Delete.
8064 (call_operand): Delete.
8065 (current_file_function_operand): Delete.
8066 (input_operand): Delete.
8067 (rs6000_nonimmediate_operand): Delete.
8068 (rs6000_tls_symbol_ref): Delete.
8069 (save_world_operation): Delete.
8070 (restore_world_operation): Delete.
8071 (load_multiple_operation): Delete.
8072 (store_multiple_operation): Delete.
8073 (vrsave_operation): Delete.
8074 (mfcr_operation): Delete.
8075 (mtcrf_operation): Delete.
8076 (lmw_operation): Delete.
8077 (stmw_operation): Delete.
8078 (branch_comparison_operator): Delete.
8079 (branch_positive_comparison_operator): Delete.
8080 (scc_comparison_operator): Delete.
8081 (trap_comparison_operator): Delete.
8082 (boolean_operator): Delete.
8083 (boolean_or_operator): Delete.
8084 (min_max_operator): Delete.
8085 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8086 (EASY_VECTOR_15): Moved to here.
8087 (EASY_VECTOR_15_ADD_SELF): Move to here.
8088 (PREDICATE_CODES): Delete.
8089 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8090 Declare functions no longer static.
8091 * config/rs6000/predicates.md: New.
8092 * config/rs6000/rs6000.md: Include predicates.md
8094 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8096 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8097 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8099 * cfgrtl.c (need_fake_edge_p): Likewise.
8100 * combine.c (distribute_notes): Likewise.
8101 * emit-rtl.c (try_split): Likewise.
8102 * recog.c (peephole2_opimize): Likewise.
8103 * reg-notes.def (ALWAYS_RETURN): Remove.
8104 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8105 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8106 * tree.h (ECF_ALWAYS_RETURN): Remove.
8108 2005-02-28 Roger Sayle <roger@eyesopen.com>
8111 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8112 between different machine modes is never a "useless" conversion.
8114 2005-02-28 Geert Bosch <bosch@gnat.com>
8117 * doc/contrib.texi: List contributors for Ada front end
8119 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8121 * simplify-rtx.c (simplify_unary_operation_1,
8122 simplify_const_unary_operation): New, extracted from...
8123 (simplify_unary_operation): ... this one.
8124 (simplify_binary_operation_1,
8125 simplify_const_binary_operation): New, extracted from...
8126 (simplify_binary_operation): ... this one.
8127 * rtl.h (simplify_const_unary_operation,
8128 simplify_const_binary_operation): Add prototypes.
8130 2005-02-28 Julian Brown <julian@codesourcery.com>
8132 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8133 building libjava and caused PR regression/20228.
8135 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8138 * Makefile.in (host_subdir): New.
8139 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8140 * configure: Regenerate.
8142 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8144 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8145 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8146 installation directory first.
8148 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8151 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8152 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8153 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8154 * config/cris/cris.md: Tweak comments referring to Q.
8155 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8156 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8157 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8158 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8159 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8160 Insert spaces in constraints to align alternatives vertically for
8162 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8165 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8167 PR rtl-optimization/17728
8168 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8169 operand 0 from general_operand to move_dest_operand.
8171 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8173 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8174 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8175 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8176 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8178 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8180 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8181 * configure: Regenerate.
8182 * libada-mk.in: Remove CC; rename
8183 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8185 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8188 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8189 for the lhs, also walk over the tree. Likewise for rhs.
8191 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8193 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8194 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8195 Do not propagate value of iv before increment over the increment.
8197 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8199 * c-parser.c: New file.
8200 * c-parse.in: Remove.
8201 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8203 (c-parser.o): Add dependencies.
8204 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8205 maintainer-clean, TAGS): Update.
8206 * c-config-lang.in (gtfiles): Update.
8207 * gengtype-lex.l: Don't handle "@@".
8208 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8209 objc_build_synchronized, objc_begin_try_stmt,
8210 objc_begin_catch_clause, objc_finish_catch_clause,
8211 objc_build_finally_clause, objc_finish_try_stmt): New.
8212 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8214 (c_parse_init): Update comment.
8215 * c-decl.c (c_init_decl_processing): Update comment.
8216 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8217 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8218 new c_declspecs members.
8220 2005-02-25 Julian Brown <julian@codesourcery.com>
8222 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8223 from being used for symbols with vague linkage when
8224 HAVE_GAS_COMDAT_GROUP is true.
8226 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8228 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8230 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8233 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8234 (LIBGCC2_HAS_DF_MODE): New.
8235 (LIBGCC2_HAS_XF_MODE): New.
8236 (LIBGCC2_HAS_TF_MODE): New.
8237 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8238 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8239 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8240 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8241 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8242 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8243 and add _fixtfdi, _fixunstfdi, _floatditf
8244 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8245 L_fixunstfdi, L_floatditf.
8246 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8247 (LIBGCC2_HAS_TF_MODE): Define.
8249 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8251 PR tree-optimization/20204
8252 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8253 REWRITE_THIS_STMT markers on PHI nodes.
8254 (rewrite_initialize_block): Likewise.
8256 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8258 * version.c (version_string): Update to 4.1.
8260 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8262 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8263 Clarify that the alternative way doesn't work in GNU C++.
8265 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8267 PR tree-optimization/19937
8268 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8269 to the type of the induction variable.
8271 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8273 PR rtl-optimization/20117
8274 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8275 the block including noncopyable insn.
8277 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8279 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8280 calls to find_reg_note.
8282 2005-02-24 Richard Henderson <rth@redhat.com>
8285 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8288 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8290 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8291 vector types if to use base reg for misaligned non-word ld/std.
8293 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8296 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8297 dwarf2 label manually and put it after, not before the prologue.
8299 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8302 * reload.c (operands_match_p): Only increment register number for
8303 SCALAR_INT_MODE_P modes in multiple hard registers.
8305 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8308 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8310 * ChangeLog.5: Fix log message typo(s).
8311 * ChangeLog.7: Likewise.
8312 * ChangeLog.tree-ssa: Likewise.
8313 * cfgexpand.c: Fix comment typo(s).
8314 * conflict.c: Likewise.
8315 * defaults.h: Likewise.
8316 * dwarf2out.c: Likewise.
8318 * ggc-page.c: Likewise.
8319 * tree-eh.c: Likewise.
8320 * tree-ssa-dom.c: Likewise.
8322 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8325 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8326 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8327 if SHARED is defined.
8330 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8331 allow splitting only if operands 0 and 3 don't overlap.
8333 2005-02-24 Richard Henderson <rth@redhat.com>
8336 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8337 (fold_builtin_1): Call them.
8338 * fold-const.c (fold_complex_mult_parts): Split out from ...
8339 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8340 (fold_complex_div_parts, fold_complex_div): New.
8342 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8344 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8346 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8347 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8349 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8350 (print_node): Likewise.
8351 Print TYPE_SIZES_GIMPLIFIED.
8353 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8355 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8356 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8357 operands as commutative in constraints.
8359 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8361 * tree-into-ssa.c: Re-organize internal functions.
8363 2005-02-24 Richard Henderson <rth@redhat.com>
8366 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8368 * common.opt (fcx-limited-range): New.
8369 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8370 * toplev.c (flag_complex_method): Initialize to 1.
8371 (process_options): Set flag_complex_method to 0 if
8372 flag_cx_limited_range.
8373 * doc/invoke.texi (-fcx-limited-range): New.
8375 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8377 * cse.c (delete_trivially_dead_insns): Speed up by using
8378 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8381 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8383 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8384 functions when -mid-shared-library is being used.
8386 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8388 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8389 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8390 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8391 * system.h: Poison LINK_LIBGCC_SPECIAL.
8393 2005-02-23 James E Wilson <wilson@specifixinc.com>
8395 * gengtype.c (note_insn_name): Make 1 element larger.
8397 2005-02-23 Roger Sayle <roger@eyesopen.com>
8400 PR rtl-optimization/20097
8401 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8402 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8404 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8406 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8407 * t-aix52 (SHLIB_INSTALL): Same.
8409 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8411 * genpreds.c: Update copyright.
8413 2005-02-23 Michael Beach <michaelb@ieee.org>
8416 * config/sparc/t-elf (startup files): Assemble with CPP.
8418 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8420 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8421 (write_predicate_expr): Likewise.
8423 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8425 PR tree-optimization/20100
8426 PR tree-optimization/20115
8427 * tree-optimize.c (init_tree_optimization_passes): Remove
8428 pass_maybe_create_global_var.
8429 * tree-pass.h (pass_maybe_create_global_var): Remove.
8430 * tree-ssa-alias.c (aliases_computed_p): Declare.
8431 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8432 (count_calls_and_maybe_create_global_var): Remove.
8433 (pass_maybe_create_global_var): Remove.
8434 (init_alias_info): Do not declare aliases_computed_p.
8435 (maybe_create_global_var): If the function contains no
8436 call-clobbered variables and a mix of pure/const and regular
8437 function calls, create .GLOBAL_VAR.
8438 Mark all call-clobbered variables for renaming.
8439 (merge_pointed_to_info): Update comment.
8440 (add_pointed_to_var): Likewise.
8441 (is_escape_site): Likewise.
8442 Accept struct alias_info * instead of size_t *.
8444 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8446 * tree-ssa-operands.c (get_call_expr_operands): If
8447 ALIASES_COMPUTED_P is false, do not add call-clobbering
8449 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8450 (delete_tree_ssa): Likewise.
8452 2005-02-22 James E Wilson <wilson@specifixinc.com>
8454 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8455 (do_compile): Do call it here.
8457 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8459 PR rtl-optimization/20017.
8460 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8461 rest_of_handle_cse2, rest_of_handle_gcse): Call
8462 delete_dead_jumptables immediately before calling cleanup_cfg.
8464 2005-02-22 Devang Patel <dpatel@apple.com>
8467 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8470 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8472 * config/rs6000/aix.h (WINT_TYPE): Define.
8474 2005-02-22 Stan Shebs <shebs@apple.com>
8476 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8477 natural alignment for 64-bit Darwin.
8478 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8480 * doc/invoke.texi: Document this.
8482 2005-02-22 DJ Delorie <dj@redhat.com>
8484 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8485 to make_[un]signed_type, not the mode itself.
8487 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8489 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8490 not available. Use tail calls wherever possible.
8491 (make_edge): Call unchecked_make_edge to create an edge.
8493 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8494 (coalesce_ssa_name): Don't check for
8495 SSANORM_USE_COALESCE_LIST.
8496 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8498 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8500 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8501 (rewrite_into_ssa): ... here.
8503 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8505 PR tree-optimization/19786
8506 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8507 tag to another's may-alias bitmap when adding to the other's list.
8509 2005-02-21 DJ Delorie <dj@redhat.com>
8511 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8512 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8513 registers in unsupported ways.
8514 * expmed.c (init_expmed): Likewise.
8516 2005-02-21 Stan Cox <scox@redhat.com>
8518 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8520 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8522 * tree-cfg.c (fold_cond_expr_cond): New.
8523 (make_edges): Call fold_cond_expr_cond.
8524 (find_taken_edge): Accept nothing but INTEGER_CST.
8525 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8527 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8529 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8530 that do not belong to any basic block.
8532 2005-02-21 Jeff Law <law@redhat.com>
8534 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8537 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8539 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8540 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8541 Adjust their definitions.
8542 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8543 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8545 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8546 genautomata.c, langhooks.c, langhooks.h, system.h,
8547 config/arm/lib1funcs.asm: Update copyright.
8549 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8551 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8553 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8556 * doc/install.texi: Document --with-gc.
8558 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8560 * simplify-rtx.c (simplify_unary_operation): Add a missing
8563 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8565 PR tree-optimization/18663
8566 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8567 if the type has variable bounds.
8569 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8571 * gcse.c: Remove an obsolete comment.
8573 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8575 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8577 * doc/extend.texi (Function Attributes) <Attribute const>: The
8578 attribute "pure" is below this text, not above.
8580 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8582 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8583 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8584 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8586 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8589 * langhooks.h (struct lang_hooks): Add to_target_charset.
8590 * langhooks.c (lhd_to_target_charset): New function.
8591 * langhooks-def.h: Declare lhd_to_target_charset.
8592 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8593 (LANG_HOOKS_INITIALIZER): Update.
8594 * c-common.c (c_common_to_target_charset): New function.
8595 * c-common.h: Declare it.
8596 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8597 c_common_to_target_charset.
8599 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8600 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8602 * system.h: Poison them.
8603 * doc/tm.texi: Don't discuss them.
8604 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8605 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8606 (pp_c_char): Do not attempt to generate letter escapes for
8608 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8609 * config/mips/mips.c (mips_output_ascii): Likewise.
8611 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8613 PR tree-optimization/19951
8614 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8617 2005-02-19 Steven Bosscher <stevenb@suse.de>
8620 * function.h (struct function): New field `max_loop_depth'.
8621 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8622 (flow_loops_find): Reset the max loop depth count before finding loops.
8623 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8624 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8625 (calculate_global_regs_live): Make sure the loop will terminate
8626 when the initial sets are not empty.
8628 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8630 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8632 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8634 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8637 * doc/invoke.texi: Remove documentation of %M spec.
8639 (init_spec): Remove %M suffix from -lgcc_s.
8640 (do_spec_1): Remove 'M' case.
8641 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8642 to put shared libraries in the multilib directory. Remove the
8643 shlib_so_soname substitution variable. Don't add a multilib encoding
8644 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8645 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8646 SHLIB_INSTALL as well as SHLIB_LINK.
8647 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8648 (SHLIB_NAME): Delete.
8649 (SHLIB_DIR): New macro.
8650 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8651 (SHLIB_INSTALL): Adjust accordingly.
8652 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8653 * config/t-slibgcc-sld: Likewise.
8654 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8655 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8656 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8658 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8659 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8660 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8661 Use @shlib_base_name@ instead of @shlib_so_name@.
8662 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8663 and @shlib_base_name@.so in @multilib_dir@.
8664 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8665 to the install path.
8666 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8667 (SHLIB_LINK): Remove previous workaround.
8668 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8669 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8670 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8672 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8673 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8674 (SHLIB_INSTALL): Adjust accordingly.
8675 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8676 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8677 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8678 config/t-slibgcc-elf-ver.
8680 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8681 Jakub Jelinek <jakub@redhat.com>
8683 PR tree-optimization/19828
8684 * tree-ssa-loop-im.c: Add a TODO comment.
8685 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8686 without side-effects.
8688 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8690 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8693 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8695 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8696 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8697 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8699 (ia64_reorg): Delete fixup_errata call.
8700 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8701 (TARGET_SWITCHES): Delete -mb-step entry.
8703 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8706 * c-typeck.c (composite_type): Handle quals in transparent unions.
8707 (type_lists_compatible_p): Likewise.
8709 2005-02-18 Stan Shebs <shebs@apple.com>
8711 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8712 expressions in the .literal8 section.
8714 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8716 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8718 2005-02-18 Roger Sayle <roger@eyesopen.com>
8720 * fold-const.c (constant_boolean_node): Always create values of the
8721 specified type, don't bother calling truthvalue_conversion.
8723 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8725 * except.c (output_function_exception_table): Call
8726 assemble_external_libcall (eh_personality_libfunc).
8728 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8731 * config/ia64/ia64.h (struct machine_function): Add state_num.
8732 * config/ia64/ia64.c (process_epilogue,
8733 process_for_unwind_directive): Use new unwind state numbers each
8734 time rather than state 1.
8736 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8739 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8740 before the "*llgt_didi" pattern.
8742 2005-02-18 Jason Merrill <jason@redhat.com>
8744 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8746 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8748 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8749 (div0): Use it in place of ARM_FUNC_ALIAS.
8750 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8752 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8755 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
8756 access, the lower bound of the array type if it exists.
8758 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8761 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8762 cases that are out-of-range for the index type.
8764 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8766 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
8767 (estimate_case_costs): Don't call convert.
8768 * expmed.c (expand_shift): Likewise.
8769 (make_tree): Call fold_convert instead of convert.
8771 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8774 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8775 that ref to be marked MEM_READONLY_P doesn't have base that needs
8778 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8780 * genautomata.c (output_get_cpu_unit_code_func,
8781 output_cpu_unit_reservation_p): Don't generate old-style function
8784 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8787 PR tree-optimization/20009
8788 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8790 PR tree-optimization/18947
8791 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8792 inline, remove all nodes that are inlined into the extern inline
8795 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8797 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8798 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8799 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8800 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8803 2005-02-17 Roger Sayle <roger@eyesopen.com>
8805 PR tree-optimization/19917
8806 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8807 to be potentially trapping.
8809 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8811 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8813 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8815 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8816 tem becomes a local variable which is set to the value of the
8817 back end defined INITIAL_FRAME_ADDRESS macro.
8818 (expand_builtin_frame_address): Omit the base parameter to
8819 expand_builtin_return_addr.
8820 (expand_builtin_profile_func): Likewise.
8821 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8822 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8823 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8825 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8827 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8828 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8829 * config/frv/frv.c (frv_function_epilogue): Likewise.
8831 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8833 * lambda-code (perfect_nestify): Remove mark/unmark
8835 * tree-loop-linear.c (linear_transform_loops): Add
8836 rewrite_into_ssa call so that ssa is correct for
8837 rewriting into loop closed.
8839 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8841 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8842 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8844 * bt-load.c (btr_def_live_range, combine_btr_defs,
8845 migrate_btr_def, migrate_btr_defs): Likewise.
8846 * cfgcleanup.c (thread_jump): Likewise.
8847 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8848 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8849 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8850 df_rd_local_compute, df_reg_info_compute): Likewise.
8851 * dominance.c (init_dom_info, free_dom_info): Likewise.
8852 * flow.c (init_propagate_block_info,
8853 free_propagate_block_info): Likewise.
8854 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8855 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8856 modify_reg_pav): Likewise.
8857 * loop-invariant.c (find_defs, find_invariant_insn,
8858 find_invariants, free_inv_motion_data): Likewise.
8859 * predict.c (tree_predict_by_opcode,
8860 estimate_bb_frequencies): Likewise.
8861 * stmt.c (expand_case): Likewise.
8862 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8863 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8864 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8865 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8866 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8867 rewrite_ssa_into_ssa): Likewise.
8868 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8869 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8870 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8871 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8872 * tree-sra.c (tree_sra): Likewise.
8873 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8874 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8875 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8877 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8878 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8880 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8881 calculate_live_on_entry, calculate_live_on_exit,
8882 build_tree_conflict_graph): Likewise.
8883 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8884 record_important_candidates, set_use_iv_cost, find_depends,
8885 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8886 tree_ssa_iv_optimize_finalize): Likewise.
8887 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8888 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8889 tree_duplicate_loop_to_header_edge): Likewise.
8890 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8891 * tree-ssa.c (verify_flow_insensitive_alias_info,
8892 verify_name_tags, verify_ssa, init_tree_ssa,
8893 delete_tree_ssa): Likewise.
8894 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8895 fini_ssanames): Likewise.
8896 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8898 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8900 * config/rs6000/t-rtems: Completely reworked.
8902 2005-02-17 Ira Rosen <irar@il.ibm.com>
8904 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8906 2005-02-17 Ira Rosen <irar@il.ibm.com>
8908 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8909 POINTER_TYPE_P when checking that type is a pointer.
8910 (vect_get_memtag): Remove.
8911 (vect_address_analysis): Use POINTER_TYPE_P. Call
8912 vect_object_analysis with dummy parameter for memtag.
8913 (vect_object_analysis): Extract memtag (functionality that
8914 used to be in vect_get_memtag and moved here). Fix printings.
8915 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8916 with correct parameters. Remove call to vect_get_memtag.
8918 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8920 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8921 (tree-vectorizer.o): Added missing dependencies.
8923 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8925 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8926 declaration in tree-vectorizer.c, now has an extern declaration in
8928 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8929 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8930 get_vectype_for_scalar_type, vect_is_simple_use,
8931 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8932 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8933 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8934 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8935 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8936 find_loop_location): Likewise.
8938 * tree-vectorizer.c (langhooks.h): #include removed.
8939 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8940 moved to tree-vectorized.h.
8941 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8942 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8943 get_vectype_for_scalar_type, vect_is_simple_use,
8944 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8945 vect_supportable_dr_alignment, new_loop_vec_info,
8946 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8947 vect_set_verbosity_level, find_loop_location): Likewise.
8949 (vect_analyze_loop): Function externalized. Declaration moved to
8950 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8951 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8952 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8953 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8954 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8955 vect_enhance_data_refs_alignment, vect_analyze_operations,
8956 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8957 vect_stmt_relevant_p, vect_get_loop_niters,
8958 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8959 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8960 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8961 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8962 vect_get_memtag): Likewise.
8964 (vectorizable_load): Function externalized. Declaration moved to
8965 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8966 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8967 vect_transform_loop): Likewise.
8968 (vect_transform_stmt): Moved to tree-vect-transform.c.
8969 (vect_align_data_ref, vect_create_destination_var,
8970 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8971 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8972 vect_get_vec_def_for_operand, vect_init_vector,
8973 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8974 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8975 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8976 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8977 vect_do_peeling_for_loop_bound): Likewise.
8979 * tree-vect-analyze.c: New file.
8980 * tree-vect-transform.c: New file.
8982 2005-02-17 Jason Merrill <jason@redhat.com>
8984 PR mudflap/19319, c++/19317
8985 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8988 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8990 * doc/install.texi (Specific): Update link for Darwin-specific
8993 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8995 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8996 constant_boolean_node.
8998 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9001 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9002 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9004 2005-02-16 Richard Henderson <rth@redhat.com>
9007 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9009 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9010 replace uses with Wtype_MAXp1_F.
9011 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9012 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9013 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9014 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9015 and HAVE_TFMODE as appropriate.
9016 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9017 (__floatdisf): Likewise.
9018 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9019 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9020 (Wtype_MAXp1_F): New.
9021 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9022 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9024 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9027 * arm.c (arm_apply_result_size): New function.
9028 * arm.h (APPLY_RESULT_SIZE): Define.
9029 * arm-protos.h (arm_apply_result_size): Add prototype.
9030 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9031 (movxf): New expand.
9032 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9033 (call_value_symbol): Remove predicate for operand 0.
9034 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9035 (untyped_call): Rework to correclty return values for any type.
9036 (untyped_return): New expand.
9037 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9039 2005-02-16 Stan Shebs <shebs@apple.com>
9041 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9042 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9044 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9046 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9047 configure settings on Solaris 7 and later.
9049 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9051 PR tree-optimization/19865
9052 * tree-optimize.c (init_tree_optimization_passes): Run
9053 pass_may_alias after pass_sra.
9055 2005-02-16 Richard Henderson <rth@redhat.com>
9056 Stuart Hastings <stuart@apple.com>
9059 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9060 Do nothing if debug info suppressed for this function.
9061 (dbxout_begin_function): Early exit if debug info suppressed for
9064 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9067 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9069 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9071 PR tree-optimization/19967
9072 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9073 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9074 argument TYPE. Adjust calls to fold_builtin_XXX.
9075 (expand_builtin, fold_builtin_1): Adjust calls to
9077 (fold_builtin_strchr, fold_builtin_strpbrk,
9078 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9079 result to a requested type TYPE.
9081 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9084 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9085 (T)x & (T)cst if (T)cst overflows.
9086 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9087 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9089 2005-02-15 Jeff Law <law@redhat.com>
9091 * gcse.c (blocks_with_calls): New bitmap.
9092 (alloc_gcse_mem): Allocate it.
9093 (free_gcse_mem): Free it.
9094 (clear_modifY_mem_tables): Clear it.
9095 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9096 when we encounter CALL_INSNs.
9097 (compute_transp, case MEM): Handle blocks with calls separate
9098 from blocks without calls. Use bitmap iterators rather than
9101 2005-02-15 Peter O'Gorman <peter@pogma.com>
9104 * mklibgcc.in (vis_hide): Use a temporary object file, not
9107 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9110 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9111 access optimization.
9113 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9114 Alan Modra <amodra@bigpond.net.au>
9117 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9118 (_xlqsub): Rename to __gcc_qsub.
9119 (_xlqmul): Rename to __gcc_qmul.
9120 (_xlqdiv): Rename to __gcc_qdiv.
9121 Provide versioned symbol aliases with old names.
9122 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9123 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9124 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9125 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9126 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9128 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9130 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9131 Fold ~(A - 1) and ~(A + -1) to -A.
9133 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9137 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9138 config/pa/pa-host.c:pa_gt_pch_use_address.
9140 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9142 * tree-vn.c (get_value_handle): Make sure that given an
9143 is_gimple_min_invariant expression, we always return it.
9145 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9147 * passes.c (rest_of_handle_gcse): Fix a comment.
9149 2005-02-15 Jeff Law <law@redhat.com>
9151 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9153 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9154 (canon_list_insert, record_last_mem_set_info): Similarly.
9155 (clear_modify_mem_tables): Similarly.
9157 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9159 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9160 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9161 config/mips/mips.md, config/rs6000/aix.h,
9162 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9164 2005-02-15 Richard Henderson <rth@redhat.com>
9166 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9167 call to be best_edge.
9169 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9171 * basic-block.h: Adjust the prototype for find_basic_blocks.
9172 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9173 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9176 * flow.c (recompute_reg_usage): Remove all arguments.
9177 * passes.c (rest_of_compilation): Adjust the call to
9178 recompute_reg_usage.
9179 * rtl.h: Adjust the prototype for recompute_reg_usage.
9181 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9183 * tree-dump.c (dump_files): Update to reflect new member
9185 (dump_register): Add new argument.
9187 (dump_switch_p_1): Check against glob name if doglob was passed.
9188 (dump_switch_p): Check against regular first, then glob if
9189 we didn't have any hits on the dump name.
9190 * tree-optimize.c (register_one_dump_file):
9191 Pass in glob name as well.
9192 * tree-pass.h (struct dump_file_info): Add glob
9195 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9197 PR preprocessor/16323
9198 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9200 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9203 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9204 (trunctfdf2_internal1): New.
9205 (trunctfdf2_internal2): Renamed from trunctfdf2.
9207 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9209 PR tree-optimization/19853
9210 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9212 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9214 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9215 delete_dead_jumptables and cleanup_cfg.
9217 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9219 * reload.c (find_reloads): Swap address_reloaded flags when
9220 swapping commutative operands.
9222 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9224 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9225 Use standard_iv_increment_position for computing the bsi position
9227 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9230 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9233 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9234 life range of hard registers.
9235 * value-prof.c (insn_prefetch_values_to_profile): Only
9238 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9239 profile in libcalls.
9241 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9243 * bitmap.h (bitmap_and_compl_into): Return bool.
9244 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9246 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9248 PR tree-optimization/19944
9249 * fold-const.c (fold): Re-add ABS_EXPR folding.
9251 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9254 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9255 {TARGET,MASK}_XL_COMPAT.
9256 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9258 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9259 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9261 (rs6000_arg_partial_bytes): Same.
9262 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9263 and XL compatibility enabled.
9264 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9265 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9266 test to final condition.
9267 (cmptf_internal2): New.
9268 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9269 xl-compat. Add TFmode information to description.
9271 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9273 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9275 2005-02-13 Jason Merrill <jason@redhat.com>
9278 * fold-const.c (fold_indirect_ref_1): Split out from...
9279 (build_fold_indirect_ref): Here.
9280 (fold_indirect_ref): New fn.
9281 * tree.h: Declare it.
9282 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9283 (gimplify_modify_expr_rhs): Likewise.
9284 (gimplify_expr): Likewise.
9286 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9288 PR tree-optimization/14303
9289 PR tree-optimization/15784
9290 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9291 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9292 ABS_EXPR<x> != 0 to x != 0.
9294 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9296 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9297 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9298 spelling conventions.
9300 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9301 delete_trivially_dead_insns too many times.
9303 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9306 2005-02-12 Ira Rosen <irar@il.ibm.com>
9308 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9309 (vect_is_simple_iv_evolution): Remove redundant parameter
9311 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9312 without last parameter.
9313 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9314 Return pointer step. Call vect_is_simple_iv_evolution without
9315 last parameter. Check only that the step is multiple of size
9316 type. Remove stmt_vinfo updates.
9317 (vect_get_memtag_and_dr): Remove.
9318 (vect_get_memtag): New function.
9319 (vect_address_analysis): New function.
9320 (vect_object_analysis): New function.
9321 (vect_analyze_data_refs): Call vect_object_analysis and
9322 vect_get_memtag. Update stmt_vinfo fields.
9324 2005-02-12 Ira Rosen <irar@il.ibm.com>
9326 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9327 exist and are objects. Remove checks for pointer.
9328 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9329 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9330 (vect_create_data_ref_ptr): Likewise.
9331 (vect_base_addr_differ_p): New function.
9332 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9333 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9334 Don't set the DR_BASE_NAME field of data-ref.
9335 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9337 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9339 * optabs.h (enum optab_index): Add new OTI_ldexp.
9340 (ldexp_optab): Define corresponding macro.
9341 * optabs.c (init_optabs): Initialize ldexp_optab.
9342 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9344 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9346 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9347 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9349 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9350 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9353 2005-02-12 Ira Rosen <irar@il.ibm.com>
9355 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9357 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9359 (vect_get_base_and_offset): Always return an address.
9360 (vect_create_addr_base_for_vector_ref): Remove treatment for
9361 different data reference types.
9362 (vect_compute_data_ref_alignment): Rename base to base_address in
9363 stmt_vec_info. Get the object in order to force its alignment.
9364 (vect_get_memtag_and_dr): Rename base to base_address in
9365 stmt_vec_info. Extract the object for memtag analysis.
9367 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9369 PR regression/19898.
9370 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9371 changes cc_status, use apply modified_in_p to part of cc_status
9372 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9375 2005-02-11 Richard Henderson <rth@redhat.com>
9377 * tree-complex.c (expand_complex_libcall): New.
9378 (expand_complex_multiplication): Use it for c99 compliance.
9379 (expand_complex_division): Likewise.
9380 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9382 * builtins.c (built_in_names): Remove const.
9383 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9385 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9386 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9387 (built_in_names): Remove const.
9388 * c-common.c (c_common_type_for_mode): Handle complex modes.
9389 * flags.h, toplev.c (flag_complex_method): Rename from
9390 flag_complex_divide_method.
9391 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9392 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9393 * libgcc2.h: Declare them.
9394 * libgcc-std.ver: Export them.
9395 * mklibgcc.in (lib2funcs): Build them.
9397 2005-02-11 Steven Bosscher <stevenb@suse.de>
9399 PR tree-optimization/19876
9400 Partially revert my change from 2005-01-14
9401 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9402 (compute_antic): ...and remove the loop here.
9404 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9407 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9408 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9410 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9411 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9413 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9415 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9416 offsets for the big-endian 32-bit case.
9418 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9420 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9422 2005-02-11 Dale Johannesen <dalej@apple.com>
9424 * cselib.c (cselib_process_insn): Clear out regs where
9425 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9426 * reload.c (find_equiv_reg): Ditto.
9428 2005-02-11 Ian Lance Taylor <ian@airs.com>
9430 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9433 * tree.c (build_function_type_list): Work correctly if there are
9436 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9438 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9439 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9440 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9441 TARGET_ZARCH instead of TARGET_64BIT.
9443 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9445 * config/rs6000/t-rtems:
9446 (MULTILIB_OPTIONS): Remove mcpu=602.
9447 (MUTLILIB_DIRNAMES): Remove m602.
9448 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9449 Let mcpu=602 match mcpu=603.
9450 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9452 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9454 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9457 2005-02-10 David Daney <ddaney@avtrex.com>
9459 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9460 * config/i386/linux-unwind.h: Likewise.
9461 * config/ia64/linux-unwind.h: Likewise.
9462 * config/mips/linux-unwind.h: Likewise.
9463 * config/pa/linux-unwind.h: Likewise.
9464 * config/rs6000/linux-unwind.h: Likewise.
9465 * config/s390/linux-unwind.h: Likewise.
9466 * config/sh/linux-unwind.h: Likewise.
9467 * config/sparc/linux-unwind.h: Likewise.
9469 2005-02-10 Steven Bosscher <stevenb@suse.de>
9471 PR tree-optimization/17549
9472 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9473 TER to replace a DEF with its expression if the DEF and the
9474 rhs of the expression we replace into have the same root
9477 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9479 * config/mips/mips.md: Fix the placement of the match_scratch in the
9482 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9484 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9487 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9489 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9490 (strip_offset): Handle addresses.
9491 (add_address_candidates): Use strip_offset.
9492 (difference_cost): Reflect strip_offset change.
9493 (force_var_cost, difference_cost): Strip nops.
9495 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9497 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9499 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9500 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9501 config/cris/cris-protos.h, config/cris/cris.c: Update
9504 2005-02-10 Jeff Law <law@redhat.com>
9506 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9507 (lookup_avail_expr): Similarly.
9509 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9511 * builtins.c (fold_builtin_powi): New function.
9512 (fold_builtin_1): Call it.
9514 2005-02-10 Steven Bosscher <stevenb@suse.de>
9516 PR documentation/19309
9517 * doc/cpp.texi: The __GNUC__ and related predefined macros
9518 are also defined for the "standalone" cpp.
9519 Some non-GCC compilers may also define __GNUC__.
9521 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9524 * c-typeck.c (common_type): New routine. Old common_type renamed
9526 (c_common_type): ...this.
9527 (build_conditional_expr, build_binary_op): Use c_common_type instead
9530 2005-02-10 Steven Bosscher <stevenb@suse.de>
9532 * doc/md.texi: Replace @samp{length} with @code{length}.
9534 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9536 PR tree-optimization/18687
9537 * tree-flow.h (find_loop_niter): Declare.
9538 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9539 Try using scev even for loops with more than one exit.
9540 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9541 (struct ivopts_data): Added niters field.
9542 (struct nfe_cache_elt): New.
9543 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9545 (tree_ssa_iv_optimize_init): Initialize niters cache.
9546 (determine_number_of_iterations): Removed.
9547 (find_induction_variables): Do not call determine_number_of_iterations.
9548 Access niters for single exit through niter_for_single_dom_exit.
9549 (add_iv_outer_candidates): Access niters for single exit through
9550 niter_for_single_dom_exit.
9551 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9552 number_of_iterations_cond.
9553 (iv_period): New function.
9554 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9555 (may_replace_final_value): Take data argument. Use
9556 niter_for_single_dom_exit.
9557 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9558 (rewrite_use_compare): Pass data to may_eliminate_iv.
9559 (rewrite_use_outer): Pass data to may_replace_final_value.
9560 (free_loop_data): Clean up the niters cache.
9561 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9562 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9563 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9564 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9565 (num_ending_zeros): Moved to tree.c.
9566 * tree.h (num_ending_zeros): Declare.
9567 * tree.c (num_ending_zeros): Moved from tree.c.
9569 2005-02-09 Richard Henderson <rth@redhat.com>
9571 * builtins.c (DEF_BUILTIN): Add COND argument.
9572 * tree.h (DEF_BUILTIN): Likewise.
9573 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9574 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9576 (DEF_BUILTIN_STUB): New.
9577 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9578 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9579 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9580 * c-common.c (DEF_BUILTIN): Add COND argument.
9581 * tree.c (local_define_builtin): New.
9582 (build_common_builtin_nodes): New.
9584 2005-02-09 Roger Sayle <roger@eyesopen.com>
9586 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9587 floating point expression ignoring the sign of the result.
9588 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9589 (fold) <MULT_EXPR>: Use it to simplify x*x.
9590 * tree.h (fold_strip_sign_ops): Prototype here.
9591 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9592 argument. Use fold_strip_sign_ops to simplify the first argument.
9593 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9594 first argument when the second argument is an even integer
9595 constant, but only with -funsafe_math_optimizations.
9596 (fold_builtin_1): Update call to fold_builtin_copysign.
9598 2005-02-09 Ian Lance Taylor <ian@airs.com>
9601 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9602 just check whether EH_FILTER_FAILURE falls through.
9604 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9606 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9607 insns return to ready list in the next turn.
9609 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9612 * builtins.def: New __builtin_powi[lf].
9613 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9614 (expand_builtin_powi): New function.
9615 (expand_builtin): Dispatch to expand_builtin_powi.
9616 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9617 * libgcc2.c: Add __builtin_powi[lf] implementation.
9618 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9619 * optabs.h: Add powi_optab.
9620 * optabs.c (init_optabs): Initialize powi_optab.
9621 * doc/extend.texi: Document __builtin_powi[lf].
9623 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9625 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9628 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9631 * fold-const.c (try_move_mult_to_index): Remove redundant
9632 type argument. Create ADDR_EXPR with correct type.
9633 (fold): Update callers of try_move_mult_to_index. Convert
9634 result to the appropriate type.
9636 2005-02-09 Roger Sayle <roger@eyesopen.com>
9639 * config/avr/avr.c (default_rtx_costs): Delete.
9640 (avr_operand_rtx_cost): New function.
9641 (avr_rtx_costs): Completely rewrite.
9643 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9646 * config/cris/cris.c (in_code): New variable.
9647 (cris_output_addr_const): Now a static function, a wrapper for
9649 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9650 case from old cris_output_addr_const.
9651 (cris_asm_output_label_ref): Similar for LABEL_REF.
9652 (cris_output_addr_const_extra): Similar for UNSPEC.
9653 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9654 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9655 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9657 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9658 (cris_asm_output_label_ref): Declare.
9660 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9662 PR preprocessor/19801
9663 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9664 filenames that changed when libcpp was moved to the toplevel.
9666 2005-02-07 Roger Sayle <roger@eyesopen.com>
9668 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9669 zero extensions of BImode operands. Call lowpart_subreg instead
9670 of gen_lowpart_common and gen_lowpart_SUBREG.
9672 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9675 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9676 * configure.ac: Set cc_for_cross_gnattools.
9677 * configure: Regenerate.
9679 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9682 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9684 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9687 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9688 of nested functions.
9690 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9692 * doc/extend.texi: Document deprecated extensions allowing
9693 static floating-point members to have initializers and allowing
9694 floating-point literals in integral constant expressions.
9696 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9698 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9699 config/darwin7.h, config/mips/mips.c,
9700 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9703 * cse.c: Update comments.
9705 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9708 * builtins.c (fold_builtin_sqrt): Transform
9709 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9712 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9713 Dorit Naishlos <dorit@il.ibm.com>
9715 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9716 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9717 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9719 * tree.h (vect_set_verbosity_level): New extern function declaration
9721 * tree-vectorizer.h (verbosity_levels): New enum type.
9722 * tree-vectorizer.c (vect_debug_stats): Function removed.
9723 (vect_debug_details): Likewise.
9724 (vect_verbosity_level): Global variable was defined and initialized.
9725 (vect_dump): Global variable definition.
9726 (vect_print_dump_info): New function.
9727 (vect_set_dump_settings): New function.
9728 (vect_set_verbosity_level): New function.
9729 (vectorize_loops): Add call to vect_set_dump_settings.
9731 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9732 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9733 (slpeel_tree_peel_loop_to_edge): Likewise.
9735 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9736 appropriate verbosity level instead of call to vect_debug_details
9737 or vect_debug_stats.
9738 (vect_get_base_and_offset):
9739 (vect_create_addr_base_for_vector_ref):
9740 (get_vectype_for_scalar_type):
9741 (vect_create_data_ref_ptr):
9743 (vect_get_vec_def_for_operand):
9744 (vect_finish_stmt_generation):
9745 (vectorizable_assignment):
9746 (vectorizable_operation):
9747 (vectorizable_store):
9748 (vectorizable_load):
9749 (vect_transform_stmt):
9750 (vect_update_ivs_after_vectorizer):
9751 (vect_do_peeling_for_loop_bound):
9752 (vect_update_inits_of_drs):
9753 (vect_do_peeling_for_alignment):
9754 (vect_transform_loop):
9755 (vect_is_simple_use):
9756 (vect_analyze_operations):
9757 (vect_is_simple_iv_evolution):
9758 (vect_analyze_scalar_cycles):
9759 (vect_analyze_data_ref_dependence):
9760 (vect_analyze_data_ref_dependences):
9761 (vect_compute_data_ref_alignment):
9762 (vect_enhance_data_refs_alignment):
9763 (vect_analyze_data_refs_alignment):
9764 (vect_analyze_data_ref_access):
9765 (vect_analyze_data_ref_accesses):
9766 (vect_analyze_pointer_ref_access):
9767 (vect_get_memtag_and_dr):
9768 (vect_analyze_data_refs):
9769 (vect_mark_relevant):
9770 (vect_stmt_relevant_p):
9771 (vect_mark_stmts_to_be_vectorized):
9772 (vect_can_advance_ivs_p):
9773 (vect_get_loop_niters):
9774 (vect_analyze_loop_form):
9775 (vect_analyze_loop):
9776 (vectorize_loops): Likewise.
9778 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9779 (vect_update_inits_of_drs):
9780 (vect_do_peeling_for_alignment):
9781 (vect_transform_loop):
9782 (vect_analyze_operations):
9783 (vect_analyze_scalar_cycles):
9784 (vect_analyze_data_ref_dependences):
9785 (vect_analyze_data_refs_alignment):
9786 (vect_analyze_data_ref_accesses):
9787 (vect_analyze_data_refs):
9788 (vect_mark_stmts_to_be_vectorized):
9789 (vect_get_loop_niters):
9790 (vect_analyze_loop_form):
9791 (vect_analyze_loop): Likewise.
9792 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9794 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9798 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9799 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9800 either -ffast-math or -funsafe-math-optimizations is in use.
9802 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9803 * config/mips/irix-csr.c: New file.
9804 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9805 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9806 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9809 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9811 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9812 redundant, incorrect definitions.
9814 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9816 ("*tls_indirect_call"): New, reference hard regs directly.
9817 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9819 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9821 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9822 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9824 2005-02-06 Roger Sayle <roger@eyesopen.com>
9826 PR rtl-optimization/19800
9827 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9828 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9831 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9833 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9835 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9838 * doc/invoke.texi: Correct documentation of -freorder-functions.
9840 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9843 * doc/invoke.texi: Don't mention gccbug.
9845 2005-02-06 Roger Sayle <roger@eyesopen.com>
9846 Andrew Pinski <pinskia@physics.uc.edu>
9847 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9849 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9850 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9851 into just (zero_extract:SI FOO (const_int 1) BAR).
9853 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9855 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9856 macro locally. Don't give last revision date. Use GCC version
9857 number from gcc-common.texi.
9858 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9859 revision date. Use GCC version number from gcc-common.texi.
9860 Describe being a library as current state rather than as 3.x
9862 * doc/gcc.texi: Remove last update date.
9863 * doc/gccint.texi: Likewise. Update copyright dates.
9864 * doc/install.texi: Update copyright dates.
9866 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9869 * doc/invoke.texi: Mention for each option included in -Wall that
9870 it is included in -Wall.
9871 * doc/gcc.texi: Update copyright and last modification date.
9873 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9875 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9876 unnecessary cast to original induction variable increments.
9878 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9880 PR tree-optimization/18219
9881 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9882 in distributed form.
9884 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9886 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9887 Set bitpos and offset later in the function. Do nothing if the
9888 target is a register and if the bitfield lies completely outside
9890 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9891 here. Return an uninitialised register if the source value is stored
9892 in a register and the bitfield lies completely outside that register.
9894 2005-02-06 Steven Bosscher <stevenb@suse.de>
9896 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9899 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9901 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9903 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9905 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9906 * config/darwin8.h: New.
9907 * config/darwin7.h: Update comment.
9909 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9910 Dorit Naishlos <dorit@il.ibm.com>
9912 * tree-vectorizer.h (LOC): New type.
9913 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9914 (loop_line_number): New field in struct _loop_vec_info.
9915 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9917 * tree-vectorizer.c (input.h): Included.
9918 (find_loop_location): New function.
9919 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9920 loop line number removed.
9921 (vect_debug_details): Likewise.
9922 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9924 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9925 call to vect_debug_details/stats changed from loop to loop_loc.
9926 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9927 (slpeel_tree_peel_loop_to_edge): Likewise.
9929 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9930 changed from NULL to UNKNOWN_LOC.
9931 (vect_get_base_and_offset):
9932 (vect_create_addr_base_for_vector_ref):
9933 (get_vectype_for_scalar_type):
9934 (vect_create_data_ref_ptr):
9936 (vect_get_vec_def_for_operand):
9937 (vect_finish_stmt_generation):
9938 (vectorizable_assignment):
9939 (vectorizable_operation):
9940 (vectorizable_store):
9941 (vectorizable_load):
9942 (vect_transform_stmt):
9943 (vect_update_ivs_after_vectorizer):
9944 (vect_do_peeling_for_loop_bound):
9945 (vect_do_peeling_for_alignment):
9946 (vect_transform_loop):
9947 (vect_is_simple_use):
9948 (vect_analyze_operations):
9949 (vect_is_simple_iv_evolution):
9950 (vect_analyze_scalar_cycles):
9951 (vect_analyze_data_ref_dependences):
9952 (vect_compute_data_ref_alignment):
9953 (vect_enhance_data_refs_alignment):
9954 (vect_analyze_data_ref_access):
9955 (vect_analyze_data_ref_accesses):
9956 (vect_analyze_pointer_ref_access):
9957 (vect_get_memtag_and_dr):
9958 (vect_analyze_data_refs):
9959 (vect_mark_relevant):
9960 (vect_stmt_relevant_p):
9961 (vect_mark_stmts_to_be_vectorized):
9962 (vect_can_advance_ivs_p):
9963 (vect_get_loop_niters):
9964 (vect_analyze_loop):
9965 (vectorize_loops): Likewise.
9967 (vectorizable_load): Argument in call to vect_debug_details/stats
9968 changed from loop to LOOP_LOC (loop_vinfo).
9969 (vect_transform_loop):
9970 (vect_analyze_operations):
9971 (vect_analyze_scalar_cycles):
9972 (vect_analyze_data_ref_dependence):
9973 (vect_enhance_data_refs_alignment):
9974 (vect_analyze_data_ref_accesses):
9975 (vect_analyze_pointer_ref_access):
9976 (vect_analyze_data_refs):
9977 (vect_analyze_loop): Likewise.
9979 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9980 changed from loop to loop_loc.
9982 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9984 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9985 Dorit Naishlos <dorit@il.ibm.com>
9987 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9989 (vect_analyze_data_ref_dependences): Likewise.
9991 (vect_is_simple_use): Argument changed from loop structure to
9992 loop_vect_info structure.
9993 (vect_can_advance_ivs_p): Likewise.
9994 (vect_create_index_for_vector_ref): Likewise.
9995 (vect_update_ivs_after_vectorizer): Likewise.
9996 (new_stmt_vec_info): Likewise.
9998 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9999 changed from loop to loop_vinfo.
10000 (vect_create_data_ref_ptr): First argument in call to
10001 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10002 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10003 was changed from loop to loop_vinfo.
10004 (vectorizable_operation): Likewise.
10005 (vectorizable_store): Likewise.
10006 (vect_mark_stmts_to_be_vectorized): Likewise.
10007 (vect_do_peeling_for_loop_bound): First argument in call to
10008 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10009 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10010 was changed from loop to loop_vinfo.
10011 (vect_analyze_data_ref_dependences): Third argument in call to
10012 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10014 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10015 (vect_create_data_ref_ptr): Likewise.
10016 (vect_init_vector): Likewise.
10017 (vect_get_vec_def_for_operand): Likewise.
10018 (vectorizable_assignment): Likewise.
10019 (vectorizable_operation): Likewise.
10020 (vectorizable_store): Likewise.
10021 (vectorizable_load): Likewise.
10022 (vect_update_ivs_after_vectorizer): Likewise.
10023 (vect_is_simple_use): Likewise.
10024 (vect_analyze_data_ref_dependence): Likewise.
10025 (vect_analyze_pointer_ref_access): Likewise.
10026 (vect_can_advance_ivs_p): Likewise.
10028 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10029 before _stmt_vec_info.
10030 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10031 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10032 (new_stmt_vec_info): Argument changed from loop structure to
10033 loop_vect_info structure
10035 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10036 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10037 (vect_create_addr_base_for_vector_ref): Likewise.
10038 (vect_analyze_pointer_ref_access): Likewise.
10040 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10043 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10044 phi flag if the phi is abnormal.
10046 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10049 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10050 information for the new statement.
10052 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10055 * gcc.c (main): Include the target in -v output.
10057 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10059 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10060 Do not drop the extend if we'd have to add a paradoxical subreg
10061 later. Include optabs.h and insn-codes.h.
10062 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10064 2005-02-02 Roger Sayle <roger@eyesopen.com>
10066 PR middle-end/19405
10067 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10068 * fold-const.c (const_binop): Avoid constant folding floating
10069 point operations in modes that use composite representations.
10070 * simplify-rtx.c (simplify_binary_operation): Likewise.
10072 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10074 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10076 (altivec_dstt): Likewise.
10077 (altivec_dstst): Likewise.
10078 (altivec_dststt): Likewise.
10079 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10082 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10084 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10085 EXPR_LOCUS from orig_cond to the new cond_stmt.
10086 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10089 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10091 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10092 standard_iv_increment_position. Remove call to bsi_next
10093 (no need to bump the iterator anymore).
10094 (vect_create_index_for_vector_ref): Call
10095 standard_iv_increment_position. Remove second function argument.
10096 (vect_finish_stmt_generation): Remove call to bsi_next
10097 (no need to bump the iterator anymore).
10098 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10099 to vect_create_index_for_vector_ref.
10101 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10103 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10104 phis are used out of the loop.
10106 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10109 * c-decl.c (undef_nested_function): New variable.
10110 (pop_scope): Diagnose undefined nested functions.
10111 (finish_function): Don't attempt cgraph processing or genericizing
10112 if current top-level function contained an undefined nested
10113 function. Reset undef_nested_function at the end of a top-level
10116 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10118 * tree.c (build_int_cst_type): Take sign of the value into account
10119 when deciding whether sign extend the value.
10121 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10124 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10125 (cpp_options, cc1_options): Change %{std*&ansi} to
10126 %{std*&ansi&trigraphs}.
10128 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10130 * cse.c: Update comments.
10132 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10134 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10135 arguments go on the stack. Do not put complex doubles in odd/even
10138 2005-02-02 Steven Bosscher <stevenb@suse.de>
10140 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10141 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10142 -ftree-pre, and -fthread-jumps.
10144 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10146 PR tree-optimization/19578
10147 * tree-flow.h (modified_noreturn_calls): Declare.
10148 (noreturn_call_p): Declare.
10149 * tree-flow-inline.h (noreturn_call_p): New function.
10150 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10151 * tree-cfg.c (modified_noreturn_calls): New variable.
10152 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10153 that contain a mid-block noreturn call.
10154 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10156 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10158 * df.c (df_def_record_1, df_uses_record): Don't use
10160 * df.h (DF_FOR_REGALLOC): Remove.
10162 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10165 * c-typeck.c (really_start_incremental_init): Reset
10166 constructor_max_index for arrays of incomplete type.
10168 2005-02-02 Jeff Law <law@redhat.com>
10170 * gcse.c (struct reg_set): Store the block index where the register
10171 was set rather than the setting insn.
10172 (record_one_set, compute_transp): Corresponding changes.
10173 (pre_insert_copy_insn): Do not call replace_one_set.
10174 (replace_one_set): Remove.
10176 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10179 * doc/gcov.texi: Fix typo.
10181 2005-02-01 Richard Henderson <rth@redhat.com
10184 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10185 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10187 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10188 * config/i386/i386-protos.h: Update.
10190 2005-02-01 Steven Bosscher <stevenb@suse.de>
10192 PR tree-optimization/19217
10193 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10194 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10195 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10196 that it is walking a PHI node.
10198 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10200 * doc/extend.texi (Nested Functions): Update.
10202 2005-02-01 Richard Henderson <rth@redhat.com>
10205 * optabs.c (expand_copysign_absneg): Export.
10206 * optabs.h (expand_copysign_absneg): Declare.
10207 * config/rs6000/rs6000.md (copysigntf3): New.
10209 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10211 PR tree-optimization/19633
10212 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10213 * tree-ssa-alias.c (init_alias_info): Initialize.
10214 (merge_pointed_to_info): Set.
10215 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10216 (dump_points_to_info_for): Show value of pt_null.
10217 (struct count_ptr_d): Declare.
10218 (find_ptr_dereference): Remove.
10219 (ptr_is_dereferenced_by): Remove.
10220 (count_ptr_derefs): New local function.
10221 (count_uses_and_derefs): New local function.
10222 (compute_points_to_and_addr_escape): Call it. If the number
10223 of dereferences is greater than zero, mark the pointer as
10224 dereferenced. If there are fewer dereferences than uses of
10225 the pointer, the pointer's value escapes.
10227 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10229 PR tree-optimization/19670
10230 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10232 (verify_use): ... set it here, instead.
10234 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10236 * doc/sourcebuild.texi (Test directives): Fix formatting.
10238 * doc/sourcebuild.texi (Test directives): Describe selector
10241 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10243 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10244 specific 64-bit CPUs.
10246 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10249 * arm.c (arm_eliminable_register): New function.
10250 (adjacent_mem_locations): Don't allow eliminable registers. Use
10251 HOST_WIDE_INT for address offsets.
10252 * arm-protos.h (arm_eliminable_register): Add prototype.
10254 2005-02-01 Steven Bosscher <stevenb@suse.de>
10256 PR optimization/15242
10257 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10258 * basic-block.h (duplicate_computed_gotos): Add prototype.
10259 * bb-reorder.c (duplicate_computed_gotos): New function to
10260 duplicate sufficiently small blocks ending in a computed jump.
10261 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10262 if not optimizing for size.
10263 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10264 never do tail merging for blocks ending in a computed jump.
10265 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10267 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10269 Patch from Richard Sandiford <rsandifo@redhat.com>
10270 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10271 from inheriting a subreg equivalence with a non-spill register.
10273 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10275 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10277 * config/frv/frv.c (movcc_fp_destination_operand): New.
10278 (gpr_or_memory_operand): Fix typo in comment.
10279 (gpr_or_memory_operand_with_scratch): New.
10280 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10281 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10282 movcc_fp_destination_operand.
10283 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10284 Legitimize memory addresses using a scratch register.
10286 2005-01-31 Jeff Law <law@redhat.com>
10288 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10289 bitmap a sparse bitmap instead of a simple bitmap.
10290 (mark_def_sites_initialize_block): Corresponding changes.
10291 (ssa_mark_def_sites_initialize_block): Likewise.
10292 (ssa_mark_phi_uses): Likewise.
10293 (mark_def_site, ssa_mark_def_sites): Likewise.
10294 (mark_def_site_blocks): Likewise.
10295 (rewrite_ssa_into_ssa): Likewise.
10297 * tree-ssa-dom.c (record_cond): Pass correct variable type
10298 for last argument to htab_find_slot_with_hash.
10300 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10301 effects when optimizing 0 % X. Do not try to optimize X % 0.
10303 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10305 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10308 2005-02-01 Eric Christopher <echristo@redhat.com>
10310 * config/mips/mips.c (override_options): Warn if -mint64
10312 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10315 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10317 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10319 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10320 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10321 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10322 (cached_regno): Initialize to INVALID_REGNUM.
10323 (cse_reg_info_table_size,
10324 cse_reg_info_table_first_uninitialized,
10325 cse_reg_info_timestamp): New.
10326 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10328 (init_cse_reg_info, get_cse_reg_info_1): New.
10329 (get_cse_reg_info): Cache the last look-up.
10330 (new_basic_block): Update the code to clear mappings from
10331 registers to cse_reg_info entries.
10332 (cse_main): Call init_cse_reg_info.
10334 * cse.c (get_cse_reg_info): Update a comment.
10336 2005-01-31 Steven Bosscher <stevenb@suse.de>
10339 * c-decl.c (start_decl): Do not warn about arrays of elements with
10340 an incomplete type here.
10341 (grokdeclarator): Do it here by making a pedwarn an error.
10342 * c-typeck.c (push_init_level): If there were previous errors with
10343 the constructor type, do not warn about braces for initializers.
10344 (process_init_element): Likewise for excess initializer elements.
10346 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10348 * cse.c (delete_trivially_dead_insn): Don't iterate.
10350 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10352 * config/rs6000/rs6000.md (copysignsf3): New expand.
10353 (copysigndf3): Likewise.
10355 2005-01-31 Steven Bosscher <stevenb@suse.de>
10357 * recog.c (constrain_operands): Only look for earlyclobber operand
10358 conflicts if an '&' constraint was seen.
10360 2005-01-31 Marc Espie <espie@openbsd.org>
10362 * config.gcc: Don't include embedded systems fragment, switches default
10363 debugging format to ELF.
10364 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10365 longer pick it up there.
10367 2005-01-31 Dale Johannesen <dalej@apple.com>
10369 * doc/extend.texi (nested functions): Fix linkage description.
10370 Clarify that static is not allowed.
10372 2005-01-31 Dale Johannesen <dalej@apple.com>
10374 * config/rs6000/darwin.md (movsf_low_di): Make work.
10375 (movdf_low_di): Make work.
10377 2005-01-31 Dale Johannesen <dalej@apple.com>
10379 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10380 Make work for 64 bit.
10382 2005-01-31 Roger Sayle <roger@eyesopen.com>
10383 Dale Johannesen <dalej@apple.com>
10385 PR middle-end/19650
10386 * fold-const.c (fold_binary_op_with_conditional_arg):
10387 Make types match original operands, before STRIP_NOPS.
10389 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10391 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10392 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10393 (struct gcc_sigcontext): Delete. Merge contents to..
10394 (struct gcc_ucontext): ..here.
10395 (get_sigcontext): Delete.
10396 (get_regs): New function, like get_sigcontext but return regs ptr.
10397 64-bit version finds regs from r1 to support vdso.
10398 (ppc_linux_aux_vector): New function.
10399 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10402 2005-01-31 Ira Rosen <irar@il.ibm.com>
10404 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10406 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10407 redundant fold. Fix misalignment for MINUS_EXPR.
10408 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10409 (vect_analyze_pointer_ref_access): Likewise.
10410 (vect_get_memtag_and_dr): Likewise.
10412 2005-01-31 Richard Henderson <rth@redhat.com>
10414 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10415 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10416 absnegdf2_i387, absnegxf2_i387): Likewise.
10418 2005-01-31 Richard Henderson <rth@redhat.com>
10421 * optabs.c (expand_copysign_absneg): New.
10422 (expand_copysign_bit): Split out from ...
10423 (expand_copysign): ... here. Use expand_copysign_absneg.
10425 2005-01-30 Roger Sayle <roger@eyesopen.com>
10427 PR middle-end/19697
10428 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10429 constant as the second operand and a register as the third.
10431 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10434 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10435 that dllimport'd functions do not use all call-clobbered registers
10436 to pass parameters.
10438 2005-01-30 Richard Henderson <rth@redhat.com>
10441 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10442 expand_abs_nojump and generalize. Use operand_subword and
10443 emit_no_conflict_block. Support large modes.
10444 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10446 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10447 negation to subtraction.
10448 (expand_copysign): Check that the format has signed zeros.
10449 Use operand_subword and emit_no_conflict_block. Support large modes.
10451 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10453 Fix PR tree-optimization/19624
10455 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10456 * tree-ssa-pre.c: Add cfgloop.h.
10458 (pre_stats): New member, constified.
10459 (inserted_exprs): New static variable.
10460 (NECESSARY): New macro.
10461 (create_expression_by_pieces): Fold the expression, and
10462 mark it as defaulting to not necessary. Also put in
10464 (fully_constant_expression): New function.
10465 (insert_into_preds_of_block): Modify to not insert phis when we
10466 are playing with induction variables.
10467 Push phis onto the inserted_exprs vector, and mark them as not
10468 necessary by default.
10469 (insert_aux): Call fully_constant_expression on eprime.
10470 If all edges produce the same value, mark it constant.
10471 (mark_operand_necessary): New function.
10472 (remove_dead_inserted_code): New function.
10473 (init_pre): Init loop optimizer to get loop info.
10474 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10475 (execute_pre): Commit edge inserts, then remove dead code.
10477 2005-01-30 Richard Henderson <rth@redhat.com>
10479 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10480 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10482 2005-01-30 Richard Henderson <rth@redhat.com>
10485 * config/i386/i386.c (ix86_expand_copysign): New.
10486 (ix86_split_copysign_const): New.
10487 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10488 rearrange op1/nmask operands.
10489 * config/i386/i386-protos.h: Update.
10490 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10491 (copysigndf3): Likewise.
10492 (copysignsf3_const, copysigndf3_const): New.
10493 (copysignsf3_var): Rename from copysignsf3, split out splitter
10494 and fix split predicate for X constraint.
10495 (copysigndf3_var): Similarly.
10497 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10499 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10500 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10501 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10503 2005-01-29 Richard Henderson <rth@redhat.com>
10506 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10507 of # and * in constraints.
10509 2005-01-29 Richard Henderson <rth@redhat.com>
10511 PR middle-end/19689
10512 * expr.c (store_field): Don't strip sub-mode cast when the input
10513 data is even smaller.
10515 2005-01-29 Richard Henderson <rth@redhat.com>
10517 PR middle-end/19687
10518 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10521 2005-01-29 Richard Henderson <rth@redhat.com>
10523 * combine.c (make_field_assignment): Fix argument order
10526 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10528 PR tree-optimization/15791
10529 * fold-const.c (extract_array_ref): New function.
10530 (fold): Fold comparisons between &a[i] and &a[j] or
10531 semantically equivalent trees.
10533 2005-01-29 Jeff Law <law@redhat.com>
10535 * gcse.c (insert_expr_in_table): Revamp handling of available
10536 and anticipatable occurrence lists to avoid unnecessary list
10538 (insert_set_in_table): Similarly.
10540 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10542 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10544 (c_build_qualified_type): Build qualified array types with
10545 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10546 * c-decl.c (c_make_fname_decl): Build unqualified array type
10547 before qualified type.
10548 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10549 type is qualified, not just if type itself is. Don't apply
10550 qualifiers to array type when declarator is processed. Apply
10551 qualifiers to field type whether or not it is an array type.
10552 Don't handle array types specially for applying qualifiers to
10554 * c-typeck.c (composite_type): Build unqualified element type and
10555 array type when forming composite of array types.
10556 (common_pointer_type, comptypes, comp_target_types,
10557 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10558 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10560 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10561 (args2) in variables a1 and a2.
10563 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10565 * cse.c (n_elements_made, max_elements_made): Remove.
10566 (insert): Don't touch n_elements_made.
10567 (cse_main): Don't touch n_elements_made or max_elements_made.
10569 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10572 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10573 configuration part of dp-bit.c to be lost.
10575 2005-01-28 Roger Sayle <roger@eyesopen.com>
10577 * expmed.c (expand_mult_highpart_optab): When attempting to use
10578 a non-widening multiplication in a wider mode, the operands need
10579 to be converted (zero or sign extended) to that mode.
10581 2005-01-28 Ian Lance Taylor <ian@airs.com>
10583 PR middle-end/16558
10584 PR middle-end/19583
10585 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10586 through if both operands fall through.
10588 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10590 * cse.c (fold_rtx) <PC>: Don't optimize.
10592 2005-01-28 Jeff Law <law@redhat.com>
10594 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10595 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10597 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10599 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10600 cse_reg_info_used_list_end): Remove.
10601 (cse_reg_info_list, cse_reg_info_list_free): New.
10602 (get_cse_reg_info): When allocating an instance of
10603 cse_reg_info, add it to the beginning of the cse_reg_info_list
10604 list. Remove code to maintain cse_reg_info_used_list.
10605 (new_basic_block): Reset the free list to the beginning of
10608 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10610 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10611 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10612 (frv_expand_mdpackh_builtin): New function.
10613 (frv_expand_builtin): Use it to expand __MDPACKH.
10614 * doc/extend.texi (__MDPACKH): Update documentation.
10616 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10618 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10619 SSE_FLOAT_MODE_P for use_sse computation.
10621 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10624 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10626 2005-01-27 Richard Henderson <rth@redhat.com>
10628 * builtins.c (expand_builtin_copysign): New.
10629 (expand_builtin): Call it.
10630 * genopinit.c (optabs): Add copysign_optab.
10631 * optabs.c (init_optabs): Initialize it.
10632 (expand_copysign): New.
10633 * optabs.h (OTI_copysign, copysign_optab): New.
10634 (expand_copysign): Declare.
10636 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10637 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10639 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10640 (ix86_expand_fp_absneg_operator): ... here.
10641 (ix86_split_copysign): New.
10642 * config/i386/i386-protos.h: Update.
10643 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10644 (copysignsf3, copysigndf3): New.
10646 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10647 (copysignsf3, ncopysignsf3): New.
10648 (copysigndf3, ncopysigndf3): New.
10649 (copysignxf3, ncopysignxf3): New.
10650 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10652 2005-01-27 Arend Bayer <arend.bayer@web.de>
10653 Kazu Hirata <kazu@cs.umass.edu>
10655 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10656 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10657 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10660 2005-01-27 Jeff Law <law@redhat.com>
10662 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10663 definitions of SSA_NAMEs which are not being rewritten.
10664 (rewrite_ssa_into_ssa): Only initialize the current definition
10665 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10666 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10667 SSA_NAMEs before returning.
10669 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10671 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10672 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10673 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10674 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10675 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10677 2005-01-27 Steven Bosscher <stevenb@suse.de>
10679 PR middle-end/17278
10680 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10681 higher to -O2 and higher. Likewise for tree PRE.
10682 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10685 2005-01-27 Ian Lance Taylor <ian@airs.com>
10687 PR middle-end/19583
10688 * gimple-low.c (try_catch_may_fallthru): New static function.
10689 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10690 * tree-inline.c (expand_call_inline): Don't warn about reaching
10691 the end of a non-void function being inlined if the function uses
10694 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10696 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10699 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10700 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10701 (implicitly_declare): Handle error_mark_node.
10703 2005-01-27 Richard Henderson <rth@redhat.com>
10706 * tree.h (struct tree_decl): Add debug_expr_is_from.
10707 (DECL_DEBUG_EXPR_IS_FROM): New.
10708 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10709 * dwarf2out.c (dwarf2out_var_location): Update to match.
10710 * tree-outof-ssa.c (create_temp): Likewise.
10711 * var-tracking.c (track_expr_p): Likewise.
10712 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10713 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10714 * toplev.c (default_tree_printer): Likewise.
10716 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10718 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10719 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10721 2005-01-27 Steven Bosscher <stevenb@suse.de>
10723 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10724 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10725 ASM_CLOBBERS): Add tree checks.
10727 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10728 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10729 * c-common.def (SWITCH_STMT): Update to match.
10730 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10731 macros instead of SWITCH_EXPR ones.
10732 * c-dump.c (c_dump_tree): Likewise.
10733 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10734 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10736 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10738 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10740 * unwind-dw2.c (execute_stack_op): Add missing cases for
10741 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10743 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10745 * config.gcc (Obsolete configurations): Remove 'dummy', add
10746 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10749 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10751 PR tree-optimization/19633
10752 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10754 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
10755 are no call-clobbered variables.
10756 * tree-outof-ssa.c (check_replaceable): Return false for calls
10759 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10761 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10762 even for variables with NULL DECL_INITIAL.
10764 2005-01-26 Stuart Hastings <stuart@apple.com>
10766 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10768 2005-01-26 Richard Henderson <rth@redhat.com>
10770 PR middle-end/18008
10771 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10773 * expr.c (store_field): Strip conversions to odd-bit-sized types
10774 if the destination field width matches.
10776 2005-01-26 Richard Henderson <rth@redhat.com>
10778 * c-decl.c, expmed.c, expr.c: Revert last change.
10780 2005-01-26 Richard Henderson <rth@redhat.com>
10782 PR middle-end/18008
10783 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10785 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10786 if we don't need the bits above those present in the current mode.
10787 * expr.c (store_field): Strip conversions to odd-bit-sized types
10788 if the destination field width matches.
10790 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10792 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10793 either -ffast-math or -funsafe-math-optimizations is in use.
10795 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10799 * config/avr/avr.c (notice_update_cc): Only set condition code for
10800 ashrqi3 if shift count > 0.
10801 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10802 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10803 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10804 count <= 0 as a no-op, and shift count >= width by copying zero
10805 or sign bit to all bits of the result.
10806 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10807 count, with attribute "length" set to 0 and "cc" set to "none".
10809 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10811 * doc/invoke.texi: Document -mTLS.
10813 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10814 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10815 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10816 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10817 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10818 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10819 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10820 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10822 * configure.ac: Check for a TLS capable gas.
10824 * configure: Regenerate.
10826 2005-01-26 Richard Henderson <rth@redhat.com>
10828 PR middle-end/18008
10829 * combine.c (make_field_assignment): Simplify store to zero_extract
10830 from a source with an overlapping mask.
10832 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10834 2004-11-11 Eric Christopher <echristo@redhat.com>
10836 * config/frv/frv.md: Add fr400_integer automaton. Don't
10837 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10840 2005-01-26 Steven Bosscher <stevenb@suse.de>
10842 PR middle-end/16585
10843 * cfgbuild.c (make_edges): Do not clear or set
10844 current_function_has_computed_jump.
10845 * function.h (struct function): Remove the has_computed_jump field.
10846 (current_function_has_computed_jump): Do not define.
10847 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10848 in a computed jump. Ignore current_function_has_computed_jump.
10850 2005-01-26 Richard Henderson <rth@redhat.com>
10852 PR middle-end/19515
10853 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10854 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10856 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10857 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10858 objects into static storage if they have more than one non-zero value.
10859 * tree.h (categorize_ctor_elements): Update decl.
10861 2005-01-26 Steven Bosscher <stevenb@suse.de>
10863 PR middle-end/19616
10864 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10865 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10866 to this function from 2004-07-10.
10867 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10868 the current function for tail call optimizations if the address
10869 of one of it its arguments is taken.
10871 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10873 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10875 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10877 * function.c (expand_function_end): If current_function_calls_alloca,
10878 emit stack restore in a place that is reached when the function falls
10879 through at the end.
10881 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10883 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10884 rule to avoid matching inappropriate suffix rule.
10886 2005-01-26 Jan Hubicka <jh@suse.cz>
10888 PR tree-optimization/19241
10889 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10891 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10893 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10894 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10896 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10897 <sim*>: Always use crt1.o, regardless of N in simN.
10898 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10899 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10900 (CRT_CALL_STATIC_FUNCTION): Remove.
10901 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10902 use crt1.o, regardless of N in simN.
10903 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10904 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10905 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10906 case isystem setting.
10907 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10909 2005-01-25 Ian Lance Taylor <ian@airs.com>
10911 * gimple-low.c (block_may_fallthru): Correct handling of
10912 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10914 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10916 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10917 handlers to match indentation; nested under the mtune=* handler.
10918 Similar for mcpu= and march=.
10920 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10922 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10923 * config/mips/linux64.h (LIB_SPEC): Likewise.
10924 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10925 * config/sh/linux.h (LIB_SPEC): Likewise.
10927 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10929 * config/frv/frv.c (frv_legitimize_tls_address): New.
10930 (TARGET_HAVE_TLS): Define.
10931 (FRV_SYMBOL_REF_TLS_P): Define.
10932 (frv_override_options): Handle new register classes.
10933 (frv_legitimate_address_p): Reject tls addresses.
10934 (frv_legitimize_address): Handle TLS addresses.
10935 (gen_inlined_tls_plt): New.
10936 (gen_tlsmoff): New.
10937 (frv_legitimize_tls_address): New.
10938 (unspec_got_name): Add TLS entries.
10939 (got12_operand): Add R_FRV_TLSMOFF12 case.
10940 (frv_emit_move): Fixup TLS addresses.
10941 (frv_emit_movsi): Legitimize TLS addresses.
10943 * config/frv/frv.h (MASK_BIG_TLS): New.
10944 (TARGET_BIG_TLS): New.
10945 (HAVE_AS_TLS): Define.
10946 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10947 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10948 (REG_CLASS_NAMES): Same.
10949 (REG_CLASS_CONTENTS): Same.
10950 (CONSTRAINT_LEN): New.
10951 (REG_CLASS_FROM_CONSTRAINT): New.
10952 (PREDICATE_CODES): Add symbolic_operand.
10954 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10955 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10956 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10957 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10958 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10959 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10960 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10961 GR9_REG, GR14_REG, LRREG.
10962 (type): Add load_or_call attribute.
10963 ("load_or_call"): New reservation.
10964 ("call_gettlsoff"): New.
10965 ("tls_indirect_call"): New.
10966 ("tls_load_gottlsoff12"): New.
10967 ("tlsoff_hilo"): New.
10968 ("tls_tlsdesc_ldd"): New.
10969 ("tls_tlsoff_ld"): New.
10972 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10974 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10976 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10977 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10978 * config/frv/frv.c (TLS_BIAS): Define.
10979 (frv_output_dwarf_dtprel): New.
10981 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10983 PR rtl-optimization/19579
10984 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10985 both A and B, see if they don't clobber registers the other expr uses.
10987 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10989 * real.c (do_add): Initialize signalling and canonical members.
10991 * real.c (real_from_integer): Zero out destination.
10993 2005-01-18 Jan Hubicka <jh@suse.cz>
10995 PR tree-optimize/19337
10996 * tree-inline.c (initialize_inlined_parameters): Copy
10997 saved_static_chain_decl only.
10999 2005-01-25 Richard Henderson <rth@redhat.com>
11003 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11004 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11005 80387 enabled, to return a proper subclass. Return the subset that
11006 overlaps with GENERAL_REGS for PLUS.
11007 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11009 2005-01-25 Richard Henderson <rth@redhat.com>
11011 PR middle-end/19609
11012 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11014 2005-01-25 Roger Sayle <roger@eyesopen.com>
11016 * expmed.c (choose_multiplier): Change interface to return the
11017 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11018 (expand_divmod): Update calls to choose_multiplier.
11020 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11022 PR middle-end/19330
11023 * expmed.c (extract_bit_field): Use adjust_address instead of
11024 gen_lowpart when op0 is a MEM.
11026 2005-01-24 Steven Bosscher <stevenb@suse.de>
11028 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11030 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11032 * config/mips/irix-csr.c: New file.
11033 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11034 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11035 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11038 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11041 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11042 sparc/elf.h, add sparc/sp-elf.h.
11043 (sparc-*-rtems*): Likewise.
11044 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11045 tm-dwarf2.h, add sparc/sp-elf.h.
11046 (sparc86x-*-elf): Likewise.
11047 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11048 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11049 TARGET_OS_CPP_BUILTINS.
11050 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11051 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11053 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11054 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11055 (SWITCH_TAKES_ARG): Likewise.
11056 (LOCAL_LABEL_PREFIX): Likewise.
11057 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11058 (TARGET_N_FORMAT_TYPES): Delete.
11059 (TARGET_FORMAT_TYPES): Likewise.
11060 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11061 * config/sparc/elf.h: Delete.
11062 * config/sparc/sp-elf.h: New file.
11064 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11066 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11067 * tree-flow.h: Remove the corresponding prototype.
11068 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11069 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11071 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11074 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11075 for AIX ABI or ELF -fPIC.
11076 (rs6000_emit_load_toc_table): Don't create toc_section here.
11077 (rs6000_xcoff_file_start): Nor here.
11079 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11081 * sh.c (ra.h): Don't #include.
11082 (hard_regs_intersect_p): New function, resurrected from ra.c.
11084 * sh.c: Fix 1996 Copyright.
11086 2005-01-24 Richard Henderson <rth@redhat.com>
11087 Aldy Hernandez <aldyh@redhat.com>
11089 * regrename.c (note_sets): Handle subregs.
11091 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11094 * genconditions.c (write_header, write_conditions): Elide file if
11097 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11099 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11100 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11103 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11105 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11106 expand_builtin_printf, expand_builtin_fprintf,
11107 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11108 checking against POINTER_TYPE.
11109 (validate_arglist): Handle POINTER_TYPE code by checking
11112 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11114 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11115 init_rtlanal): New.
11116 (for_each_rtx): Call for_each_rtx_1.
11117 * rtl.h (init_rtlanal): Declare.
11118 * toplev.c (backend_init): Call init_rtlanal.
11120 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11122 * flow.c (propagate_one_insn): Formatting.
11124 PR middle-end/19551
11125 * flow.c (libcall_dead_p): Be more conservative if unsure.
11126 If there are any instructions between insn and call, see if they are
11127 all dead before saying the libcall is dead.
11129 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11131 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11132 operand constraint for operand 0.
11134 2005-01-23 Richard Henderson <rth@redhat.com>
11137 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11138 edges leading to join block.
11140 2005-01-23 Roger Sayle <roger@eyesopen.com>
11142 * expmed.c (expand_mult_highpart): Make static. Change type of
11143 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11144 (expand_divmod): Updates calls to expand_mult_highpart by using
11145 gen_int_mode to pass a CONST_INT rtx.
11146 * rtl.h (expand_mult_highpart): Remove prototype.
11148 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11150 * flow.c (regset_bytes, regset_size): Remove.
11152 * cfganal.c: Fix a reference to Harvey's paper.
11154 2005-01-23 Steven Bosscher <stevenb@suse.de>
11156 PR rtl-optimization/19464
11157 * tree-optimize.c (init_tree_optimization_passes): Add one more
11158 copyrename pass just before out-of-ssa.
11160 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11163 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11164 * ggc-none.c (ggc_free): Define.
11166 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11168 * cse.c (max_reg, max_insn_uid): Remove.
11169 (cse_main): Don't access max_reg or max_insn_uid.
11171 * c-common.c (explicit_flag_signed_bitfields,
11172 lang_statement_code_p, lang_expand_function_end): Remove.
11173 * c-common.h: Remove the corresponding declarations.
11174 * c-opts.c (c_common_handle_option): Remove all write access
11175 to explicit_flag_signed_bitfields.
11177 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11178 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11179 * cgraph.h: Remove the corresponding declaration.
11181 * gcse.c (null_pointer_info): Remove.
11183 2005-01-23 Roger Sayle <roger@eyesopen.com>
11184 Eric Botcazou <ebotcazou@libertysurf.fr>
11186 * combine.c (simplify_logical): Only simplify logical expressions
11187 of the form ior(and(x,y),z) by the inverse distributive law if the
11188 result is cheaper than the original.
11190 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11192 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11193 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11194 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11195 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11196 config/freebsd-spec.h, config/arm/arm.h,
11197 config/h8300/h8300.md, config/i386/i386.md,
11198 config/i386/predicates.md, config/i386/sse.md,
11199 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11200 config/vax/vax.md: Fix comment typos. Follow spelling
11203 2005-01-23 Steven Bosscher <stevenb@suse.de>
11205 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11206 tests, instead of `less than'.
11208 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11210 * function.c (assign_parm_setup_block): When creating a new stack slot
11211 for a parameter, get its alignment from the parameter's DECL_ALIGN
11212 rather than the type's TYPE_ALIGN. Make sure that the parameter
11213 is at least word aligned.
11215 2005-01-22 Roger Sayle <roger@eyesopen.com>
11217 PR middle-end/19378
11218 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11220 2005-01-22 Richard Henderson <rth@redhat.com>
11223 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11224 in both compare operands.
11225 (movdfcc_1_sse_max): Likewise.
11226 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11227 (movdfcc_1_sse): Likewise.
11228 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11229 scratch register as needed.
11231 2005-01-22 Richard Henderson <rth@redhat.com>
11233 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11235 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11237 2005-01-22 Richard Henderson <rth@redhat.com>
11239 * genopinit.c (optabs): Use smin/smax for floating point too.
11240 * doc/md.texi: Update to match. Clarify that floating point
11241 results are undefined for +0/-0 and NaN.
11242 * doc/rtl.texi: Likewise.
11243 * rtl.def (SMIN, SMAX): Likewise
11244 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11246 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11247 leading 's' to the name.
11248 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11249 smaxxf3, sminxf3): Likewise.
11250 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11253 2005-01-22 Paul Brook <paul@codesourcery.com>
11255 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11257 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11259 * config/s390/s390.c (struct processor_costs): New fields
11260 dlgr, dlr, dr, dsgfr, dsgr.
11261 (z900_cost, z990_cost): Values for new fields.
11262 (s390_rtx_costs): New cases MEM und COMPARE in switch
11263 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11264 DIV, MOD, UDIV, UMOD.
11266 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11268 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11269 into the register being decremented.
11270 ("doloop_si31", "doloop_di"): Likewise.
11271 ("*doloop_si_long"): Adapt pattern.
11273 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11275 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11277 (CLASS_MAX_NREGS): Likewise.
11279 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11281 * doc/tree-ssa.texi (Statement Operands): Add example for new
11282 must-def macro. Note deprecation of old operands interface.
11284 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11286 PR tree-optimization/19484
11287 * tree-cfg.c (remove_fallthru_edge): New function.
11288 (cleanup_control_flow): Remove fallthru edges from calls that are
11289 now known not to return.
11291 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11293 Fix PR tree-optimization/19038
11294 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11295 copies with loop variant ones.
11297 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11299 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11300 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11301 config/alpha/alpha.md, config/alpha/predicates.md,
11302 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11303 config/sparc/sol2.h: Update copyright.
11305 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11306 first label to see if it is a nonlocal label.
11308 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11309 Andrew Pinski <pinskia@physics.uc.edu>
11312 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11313 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11315 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11317 * config/rs6000/rtems.h: Update copyright.
11319 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11322 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11323 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11324 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11326 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11329 * c-typeck.c (convert_arguments): Check for error_mark_node.
11331 2005-01-21 Ian Lance Taylor <ian@airs.com>
11333 PR tree-optimization/13000
11334 * tree-inline.c: Include "tree-flow.h".
11335 (expand_call_inline): If warn_return_type, warn if non-void inline
11336 function falls through.
11337 * tree-cfg.c (execute_warn_function_return): Don't warn about
11338 control reaching end if TREE_NO_WARNING is set. Set
11340 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11342 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11343 branch if we don't need one.
11344 * c-typeck.c: Include "tree-flow.h"
11345 (c_finish_bc_stmt): Don't add a goto if the current statement
11346 list doesn't fall through to the current point.
11348 2005-01-21 Roger Sayle <roger@eyesopen.com>
11350 PR rtl-optimization/576
11351 * real.c (real_arithmetic): Change return type from void to bool
11352 to return an indication that the result may be inexact.
11353 * real.h (real_arithmeric): Update prototype.
11354 * fold-const.c (const_binop): Don't constant fold floating
11355 point expressions when the user specifies -frounding-math and
11356 the result may depend upon the run-time rounding mode.
11357 (fold_convert_const_real_from_real): Clean-up.
11358 (fold_initializer): Ignore flag_rounding_math for initializers.
11359 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11360 constant fold FP operations with flag_rounding_math if the
11361 result may depend upon the run-time rounding mode.
11363 2005-01-21 Tom Tromey <tromey@redhat.com>
11365 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11367 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11369 * tree-cfg.c: Fix comment typos.
11371 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11373 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11374 around the call to rest_of_handle_branch_target_load_optimize.
11376 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11378 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11379 (sparc64-*-openbsd*): Likewise.
11380 (sparclite-*-elf*): Include tm-dwarf2.h.
11381 (sparc86x-*-elf*): Likewise.
11382 (sparc64-*-elf*): Likewise.
11383 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11384 (DBX_DEBUGGING_INFO): Likewise.
11385 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11386 (PREFERRED_DEBUGGING_TYPE): Likewise.
11387 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11388 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11389 (PREFERRED_DEBUGGING_TYPE): Likewise.
11390 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11391 (PREFERRED_DEBUGGING_TYPE): Likewise.
11392 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11394 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11397 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11399 2005-01-20 Paul Brook <paul@codesourcery.com>
11401 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11403 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11405 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11406 label is first in a sequence of labels.
11408 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11410 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11411 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11413 * doc/sourcebuild.texi (Test Directives): New.
11415 2005-01-20 Roger Sayle <roger@eyesopen.com>
11417 * real.c (real_floor): Don't leave the result uninitialized when
11418 mode is VOIDMode, but return the unrounded intermediate value.
11419 (real_ceil): Likewise.
11421 2005-01-20 Paul Brook <paul@codesourcery.com>
11423 * config/arm/arm.md (insv): Use gen_int_mode.
11425 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11427 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11428 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11429 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11430 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11431 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11433 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11436 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11437 fbreg, so we have to assume we can't.
11438 (loc_descriptor_from_tree_1): Ditto.
11439 (containing_function_has_frame_base): New function.
11440 (add_location_or_const_value_attribute): Use it.
11441 Also try to generate a frame_base from a single element location
11444 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11446 PR tree-optimization/15349
11447 * timevar.def (TV_TREE_MERGE_PHI): New.
11448 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11450 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11451 calls to tree_forwarder_block_p.
11452 (remove_forwarder_block_with_phi, merge_phi_nodes,
11453 gate_merge_phi, pass_merge_phi): New.
11454 * tree-optimize.c (init_tree_optimization_passes): Add
11456 * tree-pass.h: Add an extern for pass_merge_phi;
11458 2005-01-20 Richard Henderson <rth@redhat.com>
11461 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11462 (_mm_castps_pd, _mm_castps_si128): New.
11463 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11465 2005-01-20 Richard Henderson <rth@redhat.com>
11468 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11469 __builtin_ia32_vec_init_v2si.
11470 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11471 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11472 (ix86_init_mmx_sse_builtins): Create it.
11473 (ix86_expand_builtin): Expand it.
11474 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11475 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11476 (vec_extractv2si_0, vec_extractv2si_1): New.
11478 2005-01-20 Richard Henderson <rth@redhat.com>
11481 * config/i386/i386.c (ix86_expand_push): New.
11482 * config/i386/mmx.md (push<MMXMODE>1): New.
11483 * config/i386/sse.md (push<SSEMODE>1): New.
11484 * config/i386/i386-protos.h: Update.
11486 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11488 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11491 2005-01-20 Richard Henderson <rth@redhat.com>
11493 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11494 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11496 2005-01-19 Richard Henderson <rth@redhat.com>
11499 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11500 to V4SFmode in SSE1 fallback load path.
11502 2005-01-19 Richard Henderson <rth@redhat.com>
11504 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11505 in QImode expansion to ix86_expand_vector_set.
11506 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11508 2005-01-19 Richard Henderson <rth@redhat.com>
11511 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11512 subclass of the input class.
11513 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11514 Always true for cross-SSE1 classes. Rationalize conditionals.
11515 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11516 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11517 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11518 (movdi_2): Add MMX/SSE zeros.
11519 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11520 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11521 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11522 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11523 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11524 (zero_extendsidi2_rex64_1): Remove.
11525 (MOV0 peephole): Check GENERAL_REG_P.
11527 2005-01-19 Richard Henderson <rth@redhat.com>
11530 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11532 (ix86_expand_vector_extract): Likewise.
11534 2005-01-19 Richard Henderson <rth@redhat.com>
11536 PR middle-end/19304
11537 * expr.c (emit_move_change_mode): New argument force; use
11538 simplify_gen_subreg if true.
11539 (emit_move_via_alt_mode): Merge into ...
11540 (emit_move_via_integer): ... here.
11541 (emit_move_ccmode): Use emit_move_change_mode directly.
11543 2005-01-19 Richard Henderson <rth@redhat.com>
11546 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11547 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11548 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11550 (alpha_emit_set_const): Likewise. Make static.
11551 (alpha_emit_set_long_const): Make static.
11552 (alpha_extract_integer): Split out from alpha_expand_mov.
11553 (alpha_split_const_mov): Likewise.
11554 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11555 (alpha_legitimate_constant_p): New.
11556 * config/alpha/alpha-protos.h: Update.
11557 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11558 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11559 * config/alpha/alpha.md (movsi): Add n alternative.
11560 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11561 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11562 (splitters for all of the above): Use alpha_split_const_mov.
11563 * config/alpha/predicates.md (non_add_const_operand): New.
11564 (non_zero_const_operand): New.
11565 (input_operand): Use alpha_legitimate_constant_p after reload.
11567 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11569 PR tree-optimization/19038
11570 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11571 (add_candidate): Add ivs with increment in latch only if
11572 allow_ip_end_pos_p is true.
11573 (determine_iv_cost): Use empty_block_p.
11575 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11577 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11578 (compute_dominance_frontiers): Ditto.
11580 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11583 * config/sh/t-rtems: New.
11584 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11586 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11588 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11589 the offset of the selected field.
11591 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11593 * tree-cfg.c (remove_forwarder_block): Fix the check to
11594 prevent a nonlocal label from appearing in the middle of a
11597 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11599 PR rtl-optimization/19462
11600 * reorg.c (find_end_label): Create return insn only if
11601 current_function_epilogue_delay_list is empty.
11603 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11605 * doc/passes.texi: Remove paragraph mentioning new-ra.
11607 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11609 PR rtl-optimization/15139
11610 * combine.c: Include params.h.
11611 (count_rtxs): New function.
11612 (record_value_for_reg): If replace_rtx would replace at least
11613 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11614 (clobber (const_int 0)) instead of TEM.
11615 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11616 * params.h (MAX_LAST_VALUE_RTL): New.
11617 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11618 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11621 * c-typeck.c (digest_init): Only call build_vector if all constructor
11622 elements are *_CST nodes.
11623 * gimplify.c (gimplify_init_constructor): Likewise.
11625 PR middle-end/19164
11626 * c-typeck.c (digest_init): Only call build_vector if inside_init
11629 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11631 * toplev.c (init_asm_output): Remove dead #ifdef.
11633 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11635 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11637 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11639 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11640 accessing DECL_FUNCTION_CODE.
11641 * dojump.c (do_jump): Likewise.
11642 * gimplify.c (gimplify_call_expr): Likewise.
11643 * predict.c (expr_expected_value): Likewise.
11644 (strip_builtin_expect): Likewise.
11645 * tree-inline.c (estimate_num_insns_1): Likewise.
11646 * tree-ssa-loop-im.c (stmt_cost): Likewise
11647 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11648 (tree_expr_nonnegative_p): Likewise.
11650 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11652 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11653 variant of the load_pcrel_sym pattern.
11654 * config/sparc/sparc.md (P macro): Move to the top.
11655 (load_pcrel_sym): Macroize using P.
11656 (save_register_window): Likewise.
11658 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11660 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11661 ("sordered"): Same.
11663 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11666 * c-typeck.c (build_asm_expr): Strip nops off
11667 input memory operands.
11669 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11671 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11672 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11673 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11674 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11676 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11679 * config/i386/i386.c (override_options): If the 80387 is disabled,
11680 then do not return FP values using FP registers.
11682 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11684 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11685 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11686 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11687 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11688 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11689 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11690 output.h, postreload-gcse.c, postreload.c, recog.c,
11691 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11692 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11693 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11694 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11695 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11696 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11697 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11698 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11700 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11701 config/alpha/alpha.c, config/arm/vfp.md,
11702 config/i386/emmintrin.h, config/i386/i386-modes.def,
11703 config/i386/i386-protos.h, config/i386/i386.h,
11704 config/i386/pmmintrin.h, config/i386/ppro.md,
11705 config/i386/predicates.md, config/i386/xmmintrin.h,
11706 config/i860/i860.c, config/ia64/ia64-modes.def,
11707 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11708 config/ia64/ia64.md, config/ia64/itanium1.md,
11709 config/ia64/itanium2.md, config/ia64/predicates.md,
11710 config/iq2000/iq2000.h, config/mips/linux64.h,
11711 config/rs6000/aix41.h, config/rs6000/aix43.h,
11712 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11713 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11714 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11715 config/sparc/linux64.h, config/sparc/litecoff.h,
11716 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11717 config/sparc/sparc.h, config/sparc/sparc.md,
11718 config/sparc/sysv4-only.h: Update copyright.
11720 2005-01-18 Richard Henderson <rth@redhat.com>
11723 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11725 2005-01-18 Marc Espie <espie@openbsd.org>
11726 * config/i386/openbsdelf.h: Typo.
11728 2005-01-18 Richard Henderson <rth@redhat.com>
11730 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11731 special case for sse.
11732 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11734 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11736 * tree-inline.c (estimate_num_insns_1): Added cases for
11737 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11739 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11741 PR rtl-optimization/19296
11742 * combine.c (simplify_comparison): Rewrite the condition under
11743 which a non-paradoxical SUBREG of a PLUS can be lifted when
11744 compared against a constant.
11746 2005-01-18 Andi Kleen <ak@muc.de>
11748 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11749 * c.opt (-Wpointer-sign): Add.
11750 * doc/invoke.texi: (-Wpointer-sign): Add.
11752 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11754 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
11755 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
11756 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
11757 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
11758 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
11759 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
11760 for TARGET_MIX_SSE_I387.
11761 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
11762 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
11763 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
11764 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
11765 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
11766 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
11767 TARGET_MIX_SSE_I387.
11768 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
11771 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11774 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11775 Add movaps alternative for xmm reg->reg move.
11777 2005-01-17 Jeff Law <law@redhat.com>
11779 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11780 at the end of the main DOM loop rather than just before DOM exits.
11782 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11784 PR tree-optimization/19121
11785 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11786 adding aliases to a name tag, also add them to the pointer's
11788 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11789 sensitive alias info at all. Only check that the two pointers
11790 have compatible pointed-to sets.
11791 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11792 a pointer's type tag is a superset of the alias set of the
11793 pointer's name tag.
11795 2005-01-17 James E Wilson <wilson@specifixinc.com>
11798 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11799 comment to document why.
11801 2005-01-17 Richard Henderson <rth@redhat.com>
11803 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11804 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11805 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11806 sse2_vmsminv2df3_finite): New.
11807 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11808 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11809 Force op1 into register.
11811 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11813 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11814 bubblestrap from always rebuilding build directory.
11816 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11818 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11819 ("*cmpmem_short"): Likewise.
11821 2005-01-17 Steven Bosscher <stevenb@suse.de>
11823 * basic-block.h: Document BB_* flags.
11824 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11825 use an sbitmap instead.
11826 * sched-rgn.c (compute_trg_info): Likewise.
11828 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11830 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11831 redundant target_cpu_default and extra_parts lines. Use the default
11833 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11834 (SUBTARGET_EXTRA_SPECS): Delete.
11835 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11836 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11837 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11838 and "n32" for -mabi=n32.
11840 2005-01-17 Ian Lance Taylor <ian@airs.com>
11843 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11844 fold constant variables into initial values.
11846 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11848 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11850 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11851 through the statements backward.
11853 2005-01-17 Ian Lance Taylor <ian@airs.com>
11855 PR middle-end/13127:
11856 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11857 a variable set to the return value of the inlined function.
11859 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11861 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11862 when modes are tieable.
11864 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11866 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11867 of pthread_create to find out if threads are enabled.
11868 * gthr-posix95.h (__gthread_active_p): Likewise.
11870 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11872 * common.opt (-fnew-ra): Remove.
11874 * toplev.h (flag_new_regalloc): Remove.
11875 * Makefile.in (ra*.*): Don't mention.
11876 * passes.c (rest_of_handle_new_regalloc): Remove.
11877 (rest_of_handle_combine, rest_of_compilation): Always consider
11878 flag_new_regalloc as false.
11879 * doc/invoke.texi: Don't document -fnew-ra.
11881 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11883 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11884 last parameter to reg_scan.
11885 * loop.c (loop_optimize): Likewise.
11886 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11887 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11888 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11889 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11890 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11891 * regclass.c (reg_scan): Likewise, for the declaration.
11892 * rtl.h (reg_scan): Likewise, for the prototype.
11894 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11896 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11897 mark_dfs_back_edges.
11899 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11901 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11902 (compute_avail): Uses don't go in tmp_gen.
11904 2005-01-16 Steven Bosscher <stevenb@suse.de>
11906 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11907 loop to look for a free slot in a page entry.
11909 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11912 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11913 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11914 just before targetm.asm_out.file_end.
11915 * tree.h (process_pending_assemble_output_defs): Declare.
11916 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11918 (assemble_alias): Defer generation of assembly code for defines when
11919 TARGET_DEFERRED_OUTPUT_DEFS is true.
11920 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11921 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11922 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11924 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11927 * pa.c (pa_scalar_mode_supported_p): New function.
11928 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11929 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11931 * pa-protos.h (prefetch_operand): Delete.
11932 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11933 * pa.c (prefetch_operand): Delete.
11934 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11935 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11936 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11937 and prefetch_nocc_operand.
11938 * pa.md (prefetch): Rework to avoid reload problems handling short
11939 displacements when a cache control completer needs to be provided.
11940 (prefetch_32, prefetch_64): Delete.
11941 (prefetch_cc, prefetch_nocc): New patterns.
11943 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11945 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11947 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11950 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11951 exceeds maximum alignment for global common data.
11952 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11953 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11955 2004-01-15 Roger Sayle <roger@eyesopen.com>
11957 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11959 2004-01-15 Roger Sayle <roger@eyesopen.com>
11961 * harg-reg-set.h (reg_class_names): Prototype global array.
11962 * regclass.c (reg_class_names): Declare here and initialize to
11964 (dump_regclass): Remove local declaration of reg_class_names.
11965 (regclass): Likewise.
11966 * cfg.c (dump_flow_info): Likewise.
11967 * ra-debug.c (reg_class_names): Likewise.
11968 * regrename.c (reg_class_names): Likewise.
11969 * reload.c (reg_class_names): Likewise.
11970 * reload1.c (spill_failure): Likewise.
11971 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11973 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11975 * config/s390/s390.md ("reload_outti"): Remove predicate for
11976 output operand. Abort if operand is not a MEM.
11977 ("reload_outdi", "reload_outdf"): Likewise.
11979 2005-01-15 Marc Espie <espie@openbsd.org>
11981 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11982 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11983 * config/openbsd.h: Fix C++ includes for native configurations.
11984 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11985 Add trampoline support.
11986 * config/i386/openbsdelf.h: New.
11988 2005-01-15 Marc Espie <espie@openbsd.org>
11990 * collect2.c (main): Explicitly parse -dynamic-linker option.
11992 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11994 PR tree-optimization/19060
11995 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11996 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11997 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11998 and handle extract_range_from_cond returning false.
11999 * fold-const.c (fold): Optimize comparisons with min/max even for
12000 width > HOST_BITS_PER_WIDE_INT.
12002 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12004 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12005 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12006 Remove little endian multilib variants.
12007 Add mips32 multilib variant.
12009 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12011 * explow.c (copy_all_reg, stabilize): Remove.
12012 * expr.h: Remove the corresponding prototypes.
12014 * rtlanal.c (regs_set_between_p): Remove.
12015 * rtl.h: Remove the corresponding prototype.
12017 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12019 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12020 to rs6000_nonimmediate_operand.
12021 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12022 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12023 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12024 rs6000_nonimmediate_operand.
12025 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12026 rs6000_nonimmediate_operand.
12028 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12030 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12032 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12034 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12036 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12037 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12039 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12040 (rs6k_nonimmediate_operand): New.
12041 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12043 (legitimate_lo_sum_address_p): Same.
12044 (rs6000_legitimize_address): Same.
12045 (rs6000_legitimize_reload_address): Same.
12046 (rs6000_legitimate_address): Same.
12047 (spe_build_register_parallel): Pass DF and DC modes in a DI
12050 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12051 to rs6k_nonimmediate_operand.
12053 * config/rs6000/spe.md ("*frob_df_di"): New.
12054 ("*frob_di_df"): New.
12055 ("*frob_di_df_2"): New.
12056 ("*mov_sidf_e500_subreg0"): New.
12057 ("*mov_sidf_e500_subreg4"): New.
12058 ("*movdf_e500_double"): Change predicate to
12059 rs6k_nonimmediate_operand.
12061 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12063 * postreload.c (move2add_note_store): Only call
12064 trunc_int_for_mode on scalar integers.
12066 2005-01-14 Steven Bosscher <stevenb@suse.de>
12068 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12069 replace BB_VISITED uses.
12070 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12071 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12072 (tree_dce_done): Free visited_control_parents.
12073 (perform_tree_ssa_dce): Allocate and clear it.
12074 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12075 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12076 instead of BB_VISITED.
12078 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12080 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12081 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12082 Remove unused prototypes.
12084 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12086 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12087 64-bit register usage.
12088 (spe_func_has_64bit_regs_p): Add FIXME note.
12090 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12092 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12093 flag_finite_math_only with flag_unsafe_math_optimizations.
12095 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12097 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12098 end-of-stack check.
12099 (__tpf_eh_return): Copy TPF private stack area from the module
12100 boundary stack frame. Add check for when module addresses are
12101 equal, but no stub address is found.
12103 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12106 * arm.h (struct machine_function): Add call_via field.
12107 (thumb_call_via_label): Declare.
12108 * arm.c (thumb_call_via_label): New variable.
12109 (thumb_call_reg_needed): New variable.
12110 (arm_output_function_epilogue): For Thumb code, output any per-function
12111 call-indirect trampolines.
12112 (thumb_call_via_reg): New function.
12113 (arm_file_end): New function.
12114 (TARGET_ASM_FILE_END): Call arm_file_end.
12115 (aof_file_end): Likewise.
12116 * arm-protos.h (thumb_call_via_reg): Declare.
12117 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12118 thumb_call_via_reg in normal case.
12120 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12122 PR middle-end/19084
12123 PR rtl-optimization/19348
12124 * recog.c (peephole2_optimize): Do global life update if some peephole
12125 decides it doesn't need at least one of its inputs and that change
12126 influences liveness at the start of the basic block.
12128 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12129 arguments instead of 1.
12131 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12133 PR middle-end/18820
12134 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12135 zero for nested functions needing a static chain or functions
12136 with a non-constant address.
12138 2005-01-13 Roger Sayle <roger@eyesopen.com>
12140 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12141 (and (sign_extend X) C) into (zero_extend (and X C)).
12143 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12145 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12147 2005-01-13 Richard Henderson <rth@redhat.com>
12152 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12153 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12154 not just TARGET_SSE.
12155 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12156 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12157 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12158 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12159 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12160 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12161 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12162 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12163 (movdicc_c_rex64): Rename with '*'.
12164 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12165 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12166 (movsfcc_1_387): Rename from movsfcc_1.
12167 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12168 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12169 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12170 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12171 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12172 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12173 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12174 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12175 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12176 sse_movdfcc_const0_4): Remove.
12177 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12178 recognize min/max early. Update for changed sse cmove patterns.
12179 (ix86_split_sse_movcc): New.
12180 * config/i386/i386-protos.h: Update.
12182 2005-01-13 Steven Bosscher <stevenb@suse.de>
12184 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12185 (fix_stmt_v_may_defs): Likewise.
12187 2005-01-13 Richard Henderson <rth@redhat.com>
12189 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12190 for converting the mask.
12192 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12194 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12197 2005-01-13 Richard Henderson <rth@redhat.com>
12199 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12200 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12201 IX86_BUILTIN_MOVDQ2Q): Remove.
12202 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12203 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12204 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12206 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12207 (sse2_pextrw): Fix immediate constraint.
12208 (sse2_loadq, sse2_loadq_rex64): Remove.
12209 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12210 Use __builtin_ia32_vec_ext_<size>.
12211 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12213 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12215 * function.c (assign_parm_setup_block): Look inside original
12216 entry_parm when inspecting PARALLEL.
12218 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12219 Joel Sherrill <joel@oarcorp.com>
12222 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12223 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12224 rtems_gxx_recursive_mutex_init.
12225 (__gthread_recursive_mutex_lock): New function.
12226 (__gthread_recursive_mutex_trylock): Likewise.
12227 (__gthread_recursive_mutex_unlock): Likewise.
12229 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12231 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12233 2005-01-13 Jan Beulich <jbeulich@novell.com>
12235 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12236 (ashrti3_internal): Indicate output is early clobber. Generate result
12237 into output rather than first input. Use move for low word of output
12238 if shift count is exactly 64.
12239 (lshrti3_internal): Likewise.
12241 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12245 * reload1.c (delete_output_reload): Don't delete an output reload
12246 if the pseudo lives longer than a single basic block. Adjust and
12247 improve wording of comment.
12249 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12252 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12253 of TYPE_SIZE where we mean the number of bytes.
12255 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12257 * function.c (assign_parm_setup_block): Relax condition on
12258 multi-register optimization.
12260 2005-01-12 Nick Clifton <nickc@redhat.com>
12262 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12263 an "in_delay_slot" attribute of "no" to prevent them being used in
12264 delay slots. This is forbidden because they might generate
12267 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12270 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12271 with r->Y and Y->r.
12273 2005-01-12 Nick Clifton <nickc@redhat.com>
12275 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12276 passed on to GAS) but do not define, as GAS no longer supports or
12277 needs the -m2000 option.
12279 2005-01-11 Roger Sayle <roger@eyesopen.com>
12281 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12282 type as args of unprototyped builtins aren't automatically promoted.
12283 (fold_builtin_abs): Likewise.
12285 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12287 * Makefile.in: Set a `build-warn' variable.
12289 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12291 PR tree-optimization/17949
12292 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12293 (find_interesting_uses_address): Use it.
12295 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12297 * regrename.c (kill_value): Handle subreg's that won't simplify.
12299 2005-01-11 Richard Henderson <rth@redhat.com>
12302 * config/i386/i386.h (enum ix86_builtins): Move ...
12303 * config/i386/i386.c: ... here.
12304 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12305 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12306 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12307 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12308 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12309 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12310 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12311 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12312 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12313 IX86_BUILTIN_LOADDDUP): Remove.
12314 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12315 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12316 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12317 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12318 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12319 (ix86_init_builtins): Make static.
12320 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12321 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12322 if all the modes match. Otherwise, fake it.
12323 (get_element_number, ix86_expand_vec_init_builtin,
12324 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12325 (ix86_expand_builtin): Make static. Update for changed builtins.
12326 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12327 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12328 (ix86_expand_vector_init_duplicate): New.
12329 (ix86_expand_vector_init_low_nonzero): New.
12330 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12331 Split out from ix86_expand_vector_init; handle integer modes.
12332 (ix86_expand_vector_init): Use them.
12333 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12334 * config/i386/i386-protos.h: Update.
12335 * config/i386/predicates.md (reg_or_0_operand): New.
12336 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12337 (movv2sf_internal): Likewise. And a splitter to match them all.
12338 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12339 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12340 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12341 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12342 (mmx_pinsrw): Fix operand ordering.
12343 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12344 rather than sse_loadss expander.
12345 (movv2df splitter): Similarly.
12346 (sse_loadss, sse_loadlss): Remove.
12347 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12348 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12349 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12350 (sse3_movddup): Rename with '*'.
12351 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12352 (sse2_loadsd): Remove.
12353 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12354 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12355 (sse2_pinsrw): Fix argument ordering.
12356 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12357 (sse2_stored): Remove 'r' destination.
12358 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12359 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12360 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12361 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12362 vec_extractv16qi, vec_initv16qi): New.
12364 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12365 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12366 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12368 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12369 (_mm_load_si128, _mm_store_si128): Likewise.
12370 (_mm_load1_pd): Use _mm_set1_pd.
12371 (_mm_load_sd): Use _mm_set_sd.
12372 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12373 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12374 (_mm_set_epi64): Use _mm_set_epi64x.
12375 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12376 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12377 _mm_setr_epi8): Use _mm_set_foo form.
12378 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12379 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12380 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12381 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12382 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12383 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12384 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12385 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12386 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12387 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12388 (_mm_movedup_pd): Use _mm_shuffle_pd.
12389 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12390 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12391 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12392 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12393 Use _mm_setzero_ps.
12394 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12395 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12396 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12397 (_mm_store_ps): Use raw dereference.
12398 (_mm_store1_ps): Use _mm_storeu_ps.
12399 (_mm_storer_ps): Use _mm_store_ps.
12400 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12401 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12403 2005-01-11 Stan Shebs <shebs@apple.com>
12405 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12406 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12408 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12411 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12412 Skip all DECLs except for FIELD_DECLs.
12414 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12416 * config/s390/s390.c (override_options): Return error if
12417 -mbackchain, -mpacked-stack and -mhard-float are used together.
12418 (s390_va_start): Remove the backchain && packed-stack special case.
12419 (s390_gimplify_va_arg): Likewise.
12420 * doc/invoke.texi: Remove the ABI incompatibility note.
12422 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12424 * config/s390/s390.c (struct s390_frame_layout): Remove
12426 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12427 save_backchain_p with TARGET_BACKCHAIN.
12429 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12432 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12433 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12434 * function.c (locate_and_pad_parm): Set new field.
12435 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12436 Tweak where_pad test to include "none". Always set mem align for
12438 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12439 not sufficient for type.
12440 (assign_parm_setup_block): If stack_parm is zero on entry, always
12441 make a new stack local. Block move old stack parm if necessary
12442 to new aligned stack local.
12443 (assign_parm_setup_stack): Use a block move to handle
12444 potentially misaligned entry_parm.
12445 (assign_parms_unsplit_complex): Specify required alignment when
12446 creating stack local.
12447 * calls.c (compute_argument_addresses): Override alignment of stack
12448 arg calculated from its type with the alignment given by
12449 FUNCTION_ARG_BOUNDARY.
12450 (store_one_arg): Likewise.
12452 2005-01-11 Jan Beulich <jbeulich@novell.com>
12454 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12455 Change respective itanium_class attribute to ialu.
12456 (shladdp4_internal): New.
12457 * config/ia64/predicates.md (shladd_log2_operand): New.
12459 2005-01-11 Richard Henderson <rth@redhat.com>
12461 * expr.c (store_constructor): Use rtvec_alloc instead of
12462 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12464 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12466 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12468 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12470 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12471 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12472 (TARGET_RWRELOC): Define.
12473 (ia64_rwreloc_section_type_flags): Delete.
12474 (ia64_section_type_flags): New function.
12475 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12476 (TARGET_RWRELOC): Define.
12478 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12481 * config/ia64/ia64.c (process_set): For alloc insn, only call
12482 process_epilogue is !frame_pointer_needed.
12484 2005-01-10 Roger Sayle <roger@eyesopen.com>
12487 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12488 unary operator and can't be treated as a binary/comparison operator.
12490 2005-01-10 Richard Henderson <rth@redhat.com>
12492 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12493 (ix86_return_in_memory): Likewise.
12494 (function_arg_advance): Likewise. Mirror structure in function_arg
12495 for choosing register to advance.
12497 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12499 * tree-vectorizer.c, tree.def: Fix comment typos.
12501 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12503 * config/s390/s390.c (struct processor_costs): 4 new fields:
12504 ddbr, ddr, debr, der.
12505 (s390_rtx_costs): More precise handling of divide instructions.
12507 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12509 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12511 2005-01-10 Jan Beulich <jbeulich@novell.com>
12513 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12514 names resulting from -ffunction-sections/-fdata-sections and linkonce
12516 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12517 based on the section name. Rearrange the section name comparison logic
12518 slightly so that each section name is compared against at most once.
12520 2005-01-10 Ben Elliston <bje@au.ibm.com>
12522 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12523 targets for which -fPIC reduces limitations on the GOT size.
12525 2005-01-09 Falk Hueffner <falk@debian.org>
12527 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12530 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12533 * collect2.c (main): Set aixrtl_flag for -brtl option.
12534 (resolve_lib_name): Search for .so file extension before .a
12535 if aixrtl_flag set.
12537 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12539 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12540 (vect_analyze_data_refs_alignment): Add dump prints.
12542 2005-01-09 Ira Rosen <irar@il.ibm.com>
12544 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12545 expr_invariant_in_loop_p.
12546 Initialize outputs first thing in the function.
12547 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12548 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12549 (vect_analyze_pointer_ref_access): Check that the initial condition of
12550 the access function is loop invariant.
12552 2005-01-09 Richard Henderson <rth@redhat.com>
12554 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12555 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12556 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12557 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12558 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12559 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12560 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12561 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12562 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12563 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12564 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12565 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12566 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12567 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12568 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12569 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12570 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12571 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12572 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12573 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12574 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12575 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12576 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12578 (mmx_clrdi, pavgusb): Remove.
12579 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12580 with leading sse_ prefix.
12581 * config/i386/sse.md: Receive them.
12582 * config/i386/mmx.md: New file.
12583 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12584 (subrv2sf3): Turn into expander for normal subtraction.
12585 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12586 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12587 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12588 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12589 commutative; use ix86_binary_operator_ok.
12590 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12591 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12592 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12593 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12594 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12595 Macroize from existing patterns; use ix86_binary_operator_ok.
12596 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12597 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12598 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12599 with vec_select+vec_concat.
12600 (mmx_pshufw, mmx_pshufw_1): Likewise.
12601 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12602 (mmx_uavgv4hi3): Model correctly.
12603 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12604 _mm_xor_si64): Remove casts.
12606 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12608 PR tree-optimization/19224
12609 * tree-scalar-evolution.c (get_instantiated_value,
12610 set_instantiated_value): New functions.
12611 (instantiate_parameters_1): Cache the results.
12612 (instantiate_parameters, resolve_mixers): Initialize and free
12615 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12617 * config/i386/i386.md (addhi_4): Correct reference in comment.
12620 2005-01-08 Richard Henderson <rth@redhat.com>
12622 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12623 (_mm_cvtsi128_si64x): Likewise.
12624 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12625 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12626 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12627 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12628 * config/i386/i386-protos.h: Update.
12629 * config/i386/i386.c (print_operand): Add 'H'.
12630 (ix86_fixup_binary_operands): Split out from ...
12631 (ix86_expand_binary_operator): ... here.
12632 (ix86_fixup_binary_operands_no_copy): New.
12633 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12634 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12635 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12636 (safe_vector_operand): Use CONST0_RTX.
12637 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12638 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12639 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12640 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12642 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12643 (IX86_BUILTIN_CMPNGESS): New.
12644 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12645 (attr type): Add sselog1.
12646 (attr unit, attr memory): Handle it.
12647 (movti, movti_internal, movti_rex64): Move near other integer moves.
12648 (movtf, movtf_internal): Move near other fp moves.
12649 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12650 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12651 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12652 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12653 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12654 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12655 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12656 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12657 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12658 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12659 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12660 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12661 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12662 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12663 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12664 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12665 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12666 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12667 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12668 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12669 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12670 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12671 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12672 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12673 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12674 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12675 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12676 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12677 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12678 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12679 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12680 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12681 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12682 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12683 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12684 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12685 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12686 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12687 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12688 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12689 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12690 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12691 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12692 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12694 (SSEPUSH, push<SSEPUSH>): Remove.
12695 (MMXPUSH, push<MMXPUSH>): Remove.
12696 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12697 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12698 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12699 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12700 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12701 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12702 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12703 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12704 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12705 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12706 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12707 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12708 (ppro_sse_log_V4SF): Handle sselog1.
12709 * config/i386/predicates.md (const_0_to_1_operand): New.
12710 (const_0_to_255_mul_8_operand): New.
12711 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12712 (const_2_to_3_operand, const_4_to_7_operand): New.
12713 * config/i386/sse.md: New file.
12714 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12715 (sse_movups): Rename from sse_movups_1.
12716 (sse_loadlss): Rename from sse_loadss_1.
12717 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12719 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12720 (absv4sf2, negv2df, absv2df): New.
12721 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12722 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12723 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12724 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12725 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12726 (sse3_addsubv4sf3): Model correctly.
12727 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12728 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12729 (sse_movhlps): Model with vec_select+vec_concat.
12730 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12731 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12732 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12733 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12734 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12735 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12736 sse2_pshufhw_1): Likewise.
12737 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12738 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12739 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12740 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12741 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12742 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
12743 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
12744 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
12745 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
12746 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
12747 sminv8hi3): Mark commutative
12748 operands. Use ix86_binary_operator_ok.
12749 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
12750 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
12751 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
12752 sse2_punpcklqdq): Allow operand2 in memory.
12753 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
12754 sse2_movsd): Add memory alternatives.
12755 (sse_storelps): Turn expander into an insn; split after reload.
12756 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
12757 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
12759 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12761 * configure.ac (DWARF-2 debug_line): Use objdump.
12762 * configure: Regenerate.
12764 2005-01-08 Jeff Law <law@redhat.com>
12765 Diego Novillo <dnovillo@redhat.com>
12767 PR tree-optimization/18241
12768 * tree-nrv.c (tree_nrv): Ignore volatile return values.
12769 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
12770 statements with volatile operands.
12771 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
12772 operands after marking a statement with has_volatile_ops.
12774 2005-01-08 Roger Sayle <roger@eyesopen.com>
12776 * tree.c (int_fits_type_p): Always honor integer constant
12777 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12779 2005-01-08 Roger Sayle <roger@eyesopen.com>
12781 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12782 the latent bug in rtl_delete_block has been resolved.
12784 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12786 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12787 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12789 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12791 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12792 library as @multilib_dir@/$(SHLIB_SONAME).
12794 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12796 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12797 * configure: Regenerate.
12799 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12801 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12804 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12807 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12808 Convert non-word aligned offset address using ld/std into
12811 2005-01-07 Richard Henderson <rth@redhat.com>
12813 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12815 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12817 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12819 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12821 PR tree-optimization/19283
12822 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12823 is not shorter than the original type.
12825 PR rtl-optimization/19012
12826 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12828 PR rtl-optimization/18861
12829 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12830 (FULL_STATE): Define.
12831 (mark_tablejump_edge): New function.
12832 (purge_dead_tablejump_edges): New function.
12833 (find_bb_boundaries): Use it.
12835 PR tree-optimization/18828
12836 * builtins.c (expand_builtin_next_arg): Remove argument and all
12837 the argument checking.
12838 (expand_builtin): Adjust caller.
12839 (expand_builtin_va_start): Likewise. Remove error for too many
12841 (fold_builtin_next_arg): Issue error for too many arguments.
12842 After checking arguments, replace them with magic arguments that
12843 prevent further checking of the args.
12845 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12847 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12849 2005-01-06 Roger Sayle <roger@eyesopen.com>
12852 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12853 and %{.S:...} (and their negative variants) to test whether the
12854 input file is assembler or pre-processed-assembler independent of
12855 the actual filename extension.
12857 2005-01-06 Roger Sayle <roger@eyesopen.com>
12859 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12860 of sign or zero extended values.
12862 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12864 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12865 for IBM long double format correctly.
12867 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12869 Fix PR tree-optimization/18792
12871 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12872 to first_loop_depth, and use loop depth instead of loop number.
12873 (build_classic_dir_vector): Ditto.
12874 (compute_data_dependences_for_loop): Use depth, not loop number.
12875 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12876 number. Pass in loops, instead of loop numbers.
12877 (gather_interchange_stats): Ditto.
12878 (linear_transform_loops): Ditto.
12880 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12883 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12884 biv_fits_mode_p, extension_within_bounds_p): New functions.
12885 (check_ext_dependent_givs): Use them.
12887 2005-01-06 Roger Sayle <roger@eyesopen.com>
12889 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12890 more than one barrier, in which case we should delete them all.
12892 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12894 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12896 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12898 Fix PR middle-end/19286
12900 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12901 output this subprogram, simply ignore this attempt to do it again.
12902 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12903 origin attribute if it's not possible.
12904 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12905 (decls_for_scope): Ditto.
12906 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12907 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12909 2005-01-05 Richard Henderson <rth@redhat.com>
12912 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12913 (bdesc_2arg): Use it.
12914 (ix86_expand_binop_builtin): Force operands into registers
12916 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12917 ix86_expand_sse_compare, ix86_expand_sse_comi,
12918 ix86_expand_builtin): Likewise.
12920 2005-01-05 Richard Henderson <rth@redhat.com>
12922 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12924 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12925 (mulv4hi3): Set itanium_class mmmul.
12926 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12927 (fpack): Rename from fpack_sfsf.
12929 2005-01-05 Richard Henderson <rth@redhat.com>
12932 * reload1.c (do_input_reload): Restrict the optimization deleteing
12933 a previous output reload to RELOAD_FOR_INPUT.
12935 2005-01-05 Steven Bosscher <stevenb@suse.de>
12937 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12938 comment that we fall through after case.
12939 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12940 (distribute_links): Likewise.
12941 * cse.c (cse_insn): Likewise.
12942 * cselib.c (cselib_invalidate_mem): Likewise.
12943 * df.c: Update comments at the top of the file.
12944 (read_modify_subreg_p): Update comments here too.
12945 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12946 * flow.c (mark_set_1): Likewise.
12947 (mark_used_regs): Likewise.
12948 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12949 (canon_list_insert): Likewise.
12950 (mark_set): Likewise.
12951 (try_replace_reg): Likewise.
12952 (store_killed_in_insn): Likewise.
12953 * loop.c (count_one_set): Likewise.
12954 (basic_induction_var): Likewise.
12955 * postreload-gcse.c (find_mem_conflicts): Likewise.
12956 * postreload.c (reload_combine_note_store): Likewise.
12957 (move2add_note_store): Likewise.
12958 * reload.c (find_equiv_reg): Likewise.
12959 (mark_referenced_resources): Likewise.
12960 * rtlanal.c (set_noop_p): Likewise.
12961 (note_stores): Likewise.
12962 (note_uses): Likewise.
12963 * sched-deps.c (sched_analyze_1): Likewise.
12964 * sched-rgn.c (check_live_1): Likewise.
12965 (update_live_1): Likewise.
12966 * config/i860/i860.c: Likewise.
12968 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12970 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12972 * doc/rtl.texi: Update documentation for bit-fields and SET.
12974 2005-01-05 Roger Sayle <roger@eyesopen.com>
12976 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12978 2005-01-05 Jan Hubicka <jh@suse.cz>
12979 Richard Henderson <rth@redhat.com>
12982 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12985 2005-01-05 Richard Henderson <rth@redhat.com>
12988 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12989 (sse_shufps): Change operand 3 to const_int_operand.
12990 (sse2_storelps): Fix typo in template.
12991 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12992 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12993 (ix86_expand_builtin): Likewise.
12995 2005-01-05 Julian Brown <julian@codesourcery.com>
12997 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12998 as aggregates for AAPCS ABIs.
13000 2005-01-05 Stan Shebs <shebs@apple.com>
13002 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13003 Mach-O getters if ppc64.
13004 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13006 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13007 signed four-byte field for global code case.
13008 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13010 2005-01-05 Roger Sayle <roger@eyesopen.com>
13012 PR middle-end/19100
13013 * c-common.c: Include real.h.
13014 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13015 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13016 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13017 * Makefile.in (c-common.o): Update dependencies.
13019 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13021 * c-parse.in (asm_string): Add trailing semicolon.
13023 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13025 * c-parse.in (asm_string): New. Don't allow wide strings in
13027 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13028 asm_string instead of STRING.
13030 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13032 * c-typeck.c (constructor_no_implicit): Remove.
13033 (set_designator, process_init_element): Don't check
13034 constructor_no_implicit.
13036 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13037 Kaz Kojima <kkojima@gcc.gnu.org>
13040 * lcm.c (create_pre_exit): New.
13041 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13042 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13044 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13046 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13047 -msoft-float in target_float_switch.
13048 * arm.c (arm_override_options): Fix processing of target_float_switch.
13050 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13052 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13055 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13057 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13058 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13060 2005-01-04 Roger Sayle <roger@eyesopen.com>
13062 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13063 if deleting the then-block allows the test-block to fallthru to the
13066 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13069 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13070 after the full declaration if the are in two different TUs.
13072 2005-01-04 Richard Henderson <rth@redhat.com>
13075 * tree-sra.c (generate_one_element_init): Just
13076 call gimplify_and_add.
13077 (generate_element_init): Record the
13078 new referenced variables and mark them for renaming
13079 and split out to ...
13080 (generate_element_init_1): This.
13081 (scalarize_init): Don't call push_gimplify_context/
13082 pop_gimplify_context.
13084 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13086 * toplev.c (get_src_pwd): Handle failure of getpwd().
13088 2005-01-04 Roger Sayle <roger@eyesopen.com>
13090 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13092 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13093 all the cases handled by it are inverted by invert_truthvalue.
13095 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13097 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13098 (save_register_windowsi): Likewise.
13100 2005-01-04 Richard Henderson <rth@redhat.com>
13102 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13104 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13106 PR middle-end/17767
13107 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13108 any simplifications of vector mode comparison operators.
13109 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13111 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13112 Devang Patel <dpatel@apple.com>
13114 PR tree-optimization/18308
13115 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13116 the operands before creating a new expression.
13117 * dojump.c (do_jump): Make drop_through_label available
13118 for all cases. Add expansion of COND_EXPR.
13120 2005-01-04 Ira Rosen <irar@il.ibm.com>
13122 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13123 INTEGER_CST instead of TREE_CONSTANT.
13124 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13125 instead of TREE_CONSTANT.
13126 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13127 instead of TREE_CONSTANT.
13129 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13131 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13133 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13136 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13137 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13139 2005-01-03 Richard Henderson <rth@redhat.com>
13141 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13142 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13143 fold_convert_const_real_from_real): Split out from ...
13144 (fold_convert_const): ... here.
13146 2005-01-03 Richard Henderson <rth@redhat.com>
13149 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13150 (mov<MMXMODEI>_internal): Likewise.
13151 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13152 Add V2SF case; use it for SSE1; don't use TI.
13153 (movdf_integer): Likewise.
13154 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13156 2005-01-03 Ira Rosen <irar@il.ibm.com>
13158 * tree-vectorizer.c (vect_strip_conversions): New function.
13159 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13160 check for binary class.
13162 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13166 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13168 * gimple-low.c (mark_blocks_with_used_vars): New function.
13169 (mark_blocks_with_used_subblocks): Ditto.
13170 (mark_used_blocks): Ditto.
13171 (pass_mark_used_blocks): New pass.
13172 * tree-inline.c: Include debug.h.
13173 (expand_call_inline): Call outlining_inline_function here.
13174 * tree-optimize.c (init_tree_optimization_passes): Add
13175 pass_mark_used_blocks.
13176 * tree-pass.h (pass_mark_used_blocks): New.
13177 * Makefile.in (tree-inline.o): Add debug.h dependency.
13179 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13181 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13182 VAR_DECLs to have weak_import attribute.
13184 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13187 2004-01-03 Steven Bosscher <stevenb@suse.de>
13189 * passes.c (rest_of_compilation): Don't run regmove if only
13190 flag_expensive_optimizations, require flag_regmove instead.
13192 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13194 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13196 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13197 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13198 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13199 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13201 2005-01-03 Richard Henderson <rth@redhat.com>
13203 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13204 (ia64_const_ok_for_letter_p): New.
13205 (ia64_const_double_ok_for_letter_p): New.
13206 (ia64_extra_constraint): New.
13207 (ia64_expand_vecint_compare): New.
13208 (ia64_expand_vcondu_v2si): New.
13209 (ia64_expand_vecint_cmov): New.
13210 (ia64_expand_vecint_minmax): New.
13211 (ia64_print_operand): Add 'v'.
13212 (ia64_preferred_reload_class): New.
13213 (ia64_vector_mode_supported_p): New.
13214 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13215 (PREFERRED_RELOAD_CLASS): Move to function.
13216 (CONST_OK_FOR_LETTER_P): Move to function.
13217 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13218 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13219 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13220 (EXTRA_CONSTRAINT): Move to function.
13221 * config/ia64/ia64.md: Include vect.md.
13222 (itanium_class): Add mmalua.
13224 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13226 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13227 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13229 (const_int_2bit_operand): New.
13230 (fr_reg_or_0_operand): New.
13231 * config/ia64/ia64-modes.def: Add vector modes.
13232 * config/ia64/ia64-protos.h: Update.
13233 * config/ia64/vect.md: New file.
13235 2005-01-03 Richard Henderson <rth@redhat.com>
13237 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13239 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13242 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13244 (log1pdf2): Change mode of operands[0,1] to DFmode.
13246 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13248 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13249 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13250 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13251 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13252 SPARC_RELAXED_ORDERING.
13254 2005-01-03 Richard Henderson <rth@redhat.com>
13255 Uros Bizjak <uros@kss-loka.si>
13258 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13259 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13260 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13262 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13263 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13264 const_pow2_1_to_128_operand): New predicates.
13266 2005-01-02 Greg McGary <greg@mcgary.org>
13268 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13270 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13271 object. [ptr_type]: Remove unused variable.
13272 Remember nearest addressable array-element or record-component
13273 when checking bitfield components. Tolerate empty BIND_EXPR.
13275 2005-01-01 Richard Henderson <rth@redhat.com>
13277 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13278 that don't narrow the value. Fail for other conversions.
13280 2005-01-01 Richard Henderson <rth@redhat.com>
13283 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13284 * c-lang.c (finish_file): Don't do it here.
13285 * objc/objc-act.c (objc_finish_file): Likewise.
13287 * cgraph.c (decl_assembler_name_equal): New.
13288 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13289 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13290 * cgraph.h (struct cgraph_varpool_node): Add next.
13291 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13292 * varasm.c (assemble_alias): Mark the target as needed.
13294 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13296 PR middle-end/19221
13297 * function.c (get_arg_pointer_save_area): Use entry_of_function
13298 instead of get_insns.
13300 2005-01-01 Roger Sayle <roger@eyesopen.com>
13301 Andrew Pinski <pinskia@physics.uc.edu>
13302 James E. Wilson <wilson@specifixinc.com>
13304 PR rtl-optimization/12092
13305 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13308 2005-01-01 Roger Sayle <roger@eyesopen.com>
13309 Olivier Hainque <hainque@act-europe.fr>
13311 * tree.c (int_fits_type_p): A narrower type always fits in a
13312 wider one, except for negative values into unsigned types.
13314 2005-01-01 Roger Sayle <roger@eyesopen.com>
13316 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13317 with the original constant rather than require TREE_OVERFLOW.
13319 2005-01-01 Steven Bosscher <stevenb@suse.de>
13321 PR middle-end/17544
13322 * c-decl.c (finish_function): If compiling C99, annotate the
13323 compiler generated return with the current file name and line 0.
13324 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13325 the source line is greater than 0.
13326 (remove_bb): Likewise.