1 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
4 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6 find_char_info_specifier_index,
7 find_length_info_modifier_index): Likewise.
8 * c-typeck.c (composite_type, pop_init_level): Likewise.
9 * combine.c (cant_combine_insn_p, try_combine): Likewise.
10 * cse.c (cse_insn): Likewise
11 * dominance.c (calc_dfs_tree): Likewise
12 dwarf2out.c (loc_descriptor_from_tree_1,
13 add_abstract_origin_attribute, force_decl_die,
14 force_type_die): Likewise
15 emit-rtl.c (operand_subword_force): Likewise
16 explow.c (hard_function_value): Likewise
17 expmed.c (store_bit_field, expand_divmod,
18 emit_store_flag_force): Likewise
19 expr.c (emit_move_multi_word, store_expr,
20 expand_expr_real_1): Likewise
21 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
22 output_operand): Likewise
23 flow.c (recompute_reg_usage): Likewise
24 * function.c (assign_stack_temp_for_type, assign_temp,
25 handle_epilogue_set): Likewise
26 * genextract.c (main): Likewise
27 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
28 gimplify_modify_expr_rhs, gimplify_expr): Likewise
29 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
30 ready_remove, rm_line_notes, rm_other_notes,
31 schedule_block): Likewise
32 mips-tfile.c (copy_object, out_of_bounds): Likewise
34 2005-04-22 David Edelsohn <edelsohn@gnu.org>
37 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
38 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
39 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
40 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
42 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
44 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
46 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
47 (gcc_tree_to_linear_expression): Convert to heap allocated
49 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
50 lbv_to_gcc_expression, lle_to_gcc_expression,
51 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
52 perfect_nestify): Likewise.
53 lambda.h (gcc_loopnest_to_lambda_loopnest,
54 lambda_loopnest_to_gcc_loopnest): Likewise.
55 tree-loop-linear.c (linear_transform_loops): Likewise.
57 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
59 * config/sparc/predicates.md (arith_double_operand): Use
60 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
61 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
62 (DImode, DFmode constant splitters): Likewise. Remove code for
63 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
64 (logical constant splitters): Use const_int_operand predicate.
65 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
66 HOST_BITS_PER_WIDE_INT < 64.
68 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
70 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
71 gcc_unreachable as appropriate.
72 (force_mode, emit_move_sequence, singlemove_string,
73 output_move_double, output_fp_move_double, find_addr_reg,
74 output_block_move, output_block_clear, output_and,
75 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
76 pa_adjust_cost, pa_issue_rate, print_operand,
77 output_global_address, output_arg_descriptor, output_cbranch,
78 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
79 output_call): Likewise.
80 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
81 prefetch, prefetch_cc, prefetch_nocc): Likewise.
83 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
85 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
86 _gcov_pow2_profiler and _gcov_one_value_profiler.
87 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
88 (GTFILES): Add $(srcdir)/tree-profile.c.
89 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
90 __gcov_one_value_profiler): Declare.
91 * gimplify.c (force_gimple_operand): Check whether the statements
92 should be produced in ssa form.
93 (force_gimple_operand_bsi): New function.
94 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
95 __gcov_one_value_profiler): New functions.
96 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
97 the profiled value is a power of two or not.
98 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
99 * tree-flow.h (in_ssa_p): Declare.
100 (force_gimple_operand_bsi): Declare.
101 * tree-into-ssa.c (in_ssa_p): New variable.
102 (rewrite_into_ssa): Set in_ssa_p.
103 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
104 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
105 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
106 tree_one_value_profiler_fn): New variables.
107 (tree_init_edge_profiler): Initialize the profiler function decls.
108 (tree_gen_edge_profiler): Use global gcov_type_node.
109 (prepare_instrumented_value): New function.
110 (tree_gen_interval_profiler, tree_gen_interval_profiler,
111 tree_gen_one_value_profiler): Call the library functions instead of
112 creating instrumentation code.
113 * tree.c (build_fn_decl): New function.
114 * tree.h (build_fn_decl): Declare.
115 * value-prof.c (rtl_divmod_values_to_profile,
116 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
117 tree_mod_pow2_value_transform, tree_find_values_to_profile):
118 Do not handle may_be_other and precise values of exponents at pow2
120 (tree_mod_subtract_transform): Reflect that value field of
121 histogram has changed meaning.
122 (tree_divmod_values_to_profile): Record the values correctly.
123 (tree_values_to_profile): Update comment.
124 * value-prof.h (struct histogram_value_t): Remove pow2 data.
126 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
128 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
131 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
133 * config/i386/i386.md (length_immediate): Use gcc_assert or
134 gcc_unreachable, as appropriate.
135 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
136 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
137 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
138 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
139 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
140 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
141 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
142 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
143 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
144 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
145 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
146 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
147 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
148 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
149 *prefetch_sse_rex): Likewise.
150 * config/i386/predicates.md (x86_64_immediate_operand,
151 x86_64_zext_immediate_operand, symbolic_operand,
152 no_seg_address_operand, aligned_operand,
153 memory_displacement_operand): Likewise.
154 * config/i386/sse.md (*mov<mode>_internal,
155 *movv2df_internal): Likewise.
157 2005-04-22 Jan Hubicka <jh@suse.cz>
159 * Makefile.in (ipa.o, ipa-inline.o): New files.
160 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
161 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
162 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
163 * cgraphunit.c (cgraph_default_inline_p,
164 cgraph_decide_inlining_incrementally, ncalls_inlined,
165 nfunctions_inlined, initial_insns, overall_insns,
166 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
167 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
168 cgraph_mark_inline, cgraph_check_inline_limits,
169 cgraph_default_inline_p, cgraph_recursive_inlining_p,
170 update_callee_keys, lookup_recursive_calls,
171 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
172 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
173 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
174 pass_ipa_inline): Move to ipa-inline.c
175 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
177 * ipa-inline.c: New file.
179 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
181 * doc/invoke.texi (SPARC options): Document that -mapp-regs
182 is turned off by default on Solaris.
184 2005-04-21 Roger Sayle <roger@eyesopen.com>
186 * c-common.h (objc_build_method_signature): Update prototype.
187 * stub-objc.c (objc_build_method_signature): Update the stub
188 implementation to accept and ignore additional parameter.
189 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
190 the value of ellipsis to objc_build_method_signature instead
191 of setting TREE_OVERFLOW on the parms TREE_LIST node.
193 2005-04-21 Geoffrey Keating <geoffk@apple.com>
195 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
196 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
197 gen_rtx_* not gen_rtx_fmt_*.
198 (rs6000_emit_vector_select): Likewise.
199 (rs6000_emit_sync): New.
200 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
201 (larx, stcx, cmp): New mode substitutions.
202 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
203 UNSPEC_ISYNC): New constants.
205 (memory_barrier, isync, lwsync): New insns.
206 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
207 (sync_lock_release<mode>): New expander.
208 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
209 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
210 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
211 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
212 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
213 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
214 (sync_add<mode>_internal, sync_addshort_internal,
215 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
216 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
217 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
219 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
220 is the memory before, not after, the operation. Clarify
221 barrier requirements.
223 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
225 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
226 * lambda.h (lambda_vector_min_nz): Likewise.
227 * langhooks.h (struct lang_hooks_for_types,
228 struct lang_hooks): Likewise.
229 * output.h (assemble_integer, this_is_asm_operands): Likewise.
232 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
234 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
235 comments to avoid 'abort'. Use gcc_assert as necessary.
236 * opts.c (common_handle_option): Likewise.
237 * pretty-print.c (pp_base_format_text): Likewise.
238 * print-rtl.c (print_rtx): Likewise.
239 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
240 * regmove.c (try_auto_increment): Likewise.
241 * reload.c (find_valid_class, find_reloads_toplev,
242 find_equiv_reg): Likewise.
243 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
244 merge_assigned_reloads): Likewise.
245 * tree-inline.c (inline_forbidden_p_1,
246 estimate_num_insns_1): Likewise.
247 * tree-optimize.c (execute_todo): Likewise.
248 * tree-outof-ssa.c (eliminate_phi): Likewise.
249 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
250 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
251 * tree-ssa-operands.c (parse_ssa_operands,
252 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
253 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
254 * tree-ssanames.c (release_ssa_name): Likewise.
255 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
256 walk_tree): Likewise.
258 * tree-ssa-operands.c (verify_abort): Fold into ..
259 (verify_imm_links): ... here.
261 2005-04-21 Richard Henderson <rth@redhat.com>
263 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
264 on non-memory operand for previous inversion.
266 2005-04-21 Devang Patel <dpatel@apple.com>
268 PR optimization/20994
269 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
270 x = !(a == b) : p , q;.
271 (pass_if_conversion): Verify stmts and flow.
273 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
275 * optabs.c (gen_conditional_trap): Restore #define.
277 * alias.c (true_dependence): Remove 'abort' from comments. Use
278 gcc_assert and gcc_unreachable as appropriate.
279 (canon_true_dependence): Likewise.
280 * bb-reorder.c (connect_traces): Likewise.
281 * c-common.c (c_add_case_label): Likewise.
282 * c-decl.c (finish_function): Likewise.
283 * caller-save.c (insert_restore, insert_save): Likewise.
284 * cfg.c (update_bb_profile_for_threading): Likewise.
285 * cfganal.c (flow_active_insn_p): Likewise.
286 * cfgexpand.c (add_reg_br_prob_note): Likewise.
287 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
288 cfg_layout_merge_blocks): Likewise.
289 * ifcvt.c (cond_exec_process_insns, merge_if_block,
290 find_if_block): Likewise.
291 * integrate.c (allocate_initial_values): Likewise.
292 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
293 swap_condition, unsigned_condition, signed_condition,
294 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
295 reg_or_subregno): Likewise.
296 * lambda-code.c (lambda_compute_auxillary_space,
297 lambda_transform_legal_p): Likewise.
298 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
299 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
300 lhd_incomplete_type_error, lhd_expand_expr,
301 lhd_types_compatible_p, lhd_tree_size): Likewise.
302 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
303 * local-alloc.c (update_equiv_regs): Likewise.
304 * loop-unroll.c (peel_loop_completely
305 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
306 peel_loop_simple, unroll_loop_stupid,
307 analyze_iv_to_split_insn): Likewise.
308 * loop.c (gen_prefetch, find_and_verify_loops,
309 basic_induction_var): Likewise.
310 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
311 * value-prof.c (tree_find_values_to_profile): Likewise.
312 * varasm.c (named_section, default_assemble_integer,
313 decode_addr_const): Likewise.
315 2005-04-21 Alan Modra <amodra@bigpond.net.au>
316 Fariborz Jahanian <fjahanian@apple.com>
318 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
319 portion of argument passed in fpr.
320 * expr.c (emit_push_insn): Fix computation of 'offset' used to
321 decide on partial argument save on stack.
323 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
325 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
328 2005-04-21 Jan Hubicka <jh@suse.cz>
330 * cgraphunit.c: Include tree-pass.h
331 (cgraph_decide_recursive_inlining,
332 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
333 cgraph_decide_inlining): Dump goes to dump_file.
334 (cgraph_optimize): Call ipa passes instead of inliner.
335 (cgraph_gate_inlining, pass_ipa_inline): New.
336 * tree-optimize.c (all_ipa_passes): New static variable.
337 (register_one_dump_file): Dead with IPA passes.
338 (register_dump_files): Likewise.
339 (init_tree_optimization_passes): Initialize IPA passes.
340 (execute_todo): Do cgraph dump when asked to, do not dump function body
342 * tree-pass.h (TODO_dump_cgraph): New macro.
343 (ipa_passes): Declare.
344 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
346 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
348 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
349 gcc_assert instead of abort.
350 (classify_argument, examine_argument, construct_container,
351 contains_128bit_aligned_vector_p, ix86_check_movabs,
352 standard_80387_constant_opcode, standard_80387_constant_rtx,
353 ix86_initial_elimination_offset, ix86_compute_frame_layout,
354 pro_epilogue_adjust_stack, ix86_expand_epilogue,
355 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
356 legitimize_tls_address, output_pic_addr_const,
357 i386_output_dwarf_dtprel, put_condition_code, print_reg,
358 get_some_local_dynamic_name, print_operand, print_operand_address,
359 output_387_binary_op, emit_i387_cw_initialization,
360 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
361 ix86_expand_clear, ix86_expand_binary_operator,
362 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
363 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
364 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
365 ix86_expand_branch, ix86_expand_setcc,
366 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
367 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
368 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
369 memory_address_length, ix86_attr_length_immediate_default,
370 ix86_attr_length_address_default, ix86_agi_dependant,
371 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
372 ix86_expand_binop_builtin, ix86_force_to_memory,
373 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
374 x86_emit_floatuns): Likewise.
375 * config/i386/netware.c (gen_regparm_prefix,
376 i386_nlm_strip_name_encoding): Likewise.
377 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
379 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
381 * optabs.c (gen_condiational_trap): Remove #define.
382 (add_equal_note): Assertify. Remove explicit indirection from
383 call via function pointer.
384 (expand_ternary_op, expand_simple_binop, expand_binop,
385 expand_twoval_unop, expand_twoval_binop,
386 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
387 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
388 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
389 prepare_float_lib_cmp, emit_conditional_move,
390 emit_conditional_add, gen_add2_insn, gen_add3_insn,
391 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
392 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
393 vector_compare_rtx, expand_vec_cond_expr): Likewise.
395 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
397 * vec.h: Update API to separate allocation mechanism from type.
398 (VEC_safe_grow): New.
399 * vec.c (calculate_allocation): New.
400 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
401 (vec_gc_free, vec_heap_free): Remove.
402 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
404 (mangle_macro_name): New.
405 (struct macro_def): New.
406 (struct macro): Add multiple argument values.
407 (macro_expans_end): New.
408 (push_macro_expansion): Chain on new macro. Process multiple
409 args, create follow on expansion. Return follow on argument.
410 (macro_input): Deal with multiple arguments.
412 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
413 (struct tree_binfo): Adjust.
414 * basic-block.h: Define VEC(edge,gc).
415 (struct edge_def): Adjust.
416 (struct basic_block_def, struct edge_iterator): Likewise.
417 (ei_container, ei_start_1, ei_last_1): Likewise.
418 * cfg.c (connect_src, connect_dest): Likewise.
419 * cfgrtl.c (force_nonfallthru_and_redirect)
420 * dbxout.c (dbxout_type)
421 * dwarf2out.c (gen_member_die)
422 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
423 (gcc_tree_to_linear_expression): Adjust.
424 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
425 lbv_to_gcc_expression, lle_to_gcc_expression,
426 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
427 perfect_nestify): Likewise.
428 * lambda.h (gcc_loopnest_to_lambda_loopnest,
429 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
430 * profile.c (instrument_values): Adjust.
431 * tree-cfg.c (modified_noreturn_calls): Adjust.
432 (remove_fallthru_edge): Likewise.
433 * tree-dump.c (dequeue_and_dump): Adjust.
434 * tree-flow-inline.h (mark_stmt_modified): Adjust.
435 * tree-flow.h (modified_noreturn_calls): Adjust.
436 (tree_on_heap): Remove. (yay!)
437 (register_new_def): Adjust.
438 * tree-into-ssa.c: Define VEC(int,heap).
439 (block_defs_stack): Adjust.
440 (find_idf, insert_phi_nodes, register_new_def,
441 rewrite_initialize_block, rewrite_finalize_block,
442 register_new_update_single, rewrite_update_init_block,
443 rewrite_update_fini_block, rewrite_blocks,
444 ssa_rewrite_finalize_block, ssa_register_new_def,
445 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
446 * tree-loop-linear.c (linear_transform_loops): Adjust.
447 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
448 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
449 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
450 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
451 vrp_variables_stack): Adjust declarations.
452 (tree_ssa_dominator_optimize): Adjust.
453 (dom_opt_initialize_block, remove_local_expressions_from_table,
454 restore_nonzero_vars_to_original_value,
455 restore_vars_to_original_value,
456 restore_currdefs_to_original_value, dom_opt_finalize_block,
457 record_var_is_nonzero, record_cond, record_const_or_copy_1,
458 optimize_stmt, update_rhs_and_lookup_avail_expr,
459 lookup_avail_expr, record_range): Likewise.
460 * tree-ssa-pre.c: Define VEC(basic_block,heap).
461 (compute_antic_aux): Adjust.
462 (inserted_exprs, create_expression_by_pieces,
463 insert_into_preds_of_block, eliminate, mark_operand_necessary,
464 remove_dead_inserted_code, fini_pre): Likewise.
465 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
466 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
467 ssa_prop_init): Likewise.
468 * tree-ssa.c: Define VEC(bitmap,heap).
469 (verify_name_tags): Adjust.
470 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
471 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
472 tree_divmod_values_to_profile, tree_find_values_to_profile,
473 value_profile_transformations): Likewise.
474 * value-prof.h: Define VEC(histogram_value,heap).
475 * varasm.c: Remove alias_pair pointer typedef, define
477 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
479 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
480 not a pointer to it. Create an object vector.
481 (extern_symbols): Turn into an object vector.
482 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
484 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
487 * Makefile.in (tree-chrec.o): Depend on params.h.
488 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
490 * tree-chrec.c: Depend on params.h. Replace build with buildN,
491 and fold build with fold_buildN.
492 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
493 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
494 (tree_contains_chrecs): Compute an estimation of the size of the
496 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
497 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
498 * tree-scalar-evolution.c (simple_iv): Ditto.
499 * doc/invoke.texi (scev-max-expr-size): Documented.
501 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
503 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
504 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
505 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
506 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
507 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
508 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
509 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
510 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
511 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
512 (darwin_fix_and_continue_switch): Delete.
513 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
514 (SUBTARGET_SWITCHES): Delete.
515 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
516 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
517 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
518 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
519 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
520 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
521 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
522 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
523 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
524 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
525 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
526 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
527 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
528 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
529 (TARGET_64BIT): Undef before redefining.
530 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
531 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
532 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
533 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
534 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
535 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
536 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
537 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
538 (ix86_debug_arg_string, ix86_debug_addr_string)
539 (ix86_align_loops_string, ix86_align_jumps_string)
540 (ix86_align_funcs_string): Delete.
541 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
542 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
543 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
544 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
545 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
546 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
547 (SUBTARGET_SWITCHES): Delete.
548 * config/i386/i386.c (ix86_debug_arg_string): Delete.
549 (ix86_debug_addr_string): Delete.
550 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
551 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
552 (ix86_align_loops_string, ix86_align_jumps_string)
553 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
554 (ix86_align_funcs_string): Make static.
555 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
556 (ix86_handle_option): New function.
557 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
558 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
559 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
560 of darwin_fix_and_continue_switch.
561 (darwin_one_byte_bool): Delete.
562 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
563 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
564 to darwin_one_byte_bool.
565 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
566 * config/i386/djgpp.opt, config/i386/i386.opt,
567 * config/i386/sco5.opt: New files.
569 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
571 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
572 fp_zero_operand, fp_register_operand, intreg_operand,
573 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
574 call_operand, call_operand_address, tgd_symbolic_operand,
575 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
576 symbolic_operand, symbolic_memory_operand, label_ref_operand,
577 sp64_medium_pic_operand, data_segment_operand,
578 text_segment_operand, splittable_symbolic_memory_operand,
579 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
580 eq_or_neq, normal_comp_operator, noov_compare_op,
581 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
582 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
583 const64_operand, const64_high_operand, arith11_operand,
584 arith10_operand, arith_double_operand, arith_double_4096_operand,
585 arith_double_add_operand, arith11_double_operand,
586 arith10_double_operand, small_int, small_int_or_double,
587 uns_small_int, uns_arith_operand, clobbered_register,
588 input_operand, compare_operand): Delete.
589 (sparc_emit_set_const32): Use predicates in assertion. Remove special
590 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
591 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
592 (GEN_HIGHINT64, GEN_INT64): Delete.
593 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
594 gen_safe_XOR64): Adjust for above deletion.
595 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
596 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
597 (legitimate_constant_p): Use const_zero_operand instead.
598 (sparc_extra_constraint_check): Likewise.
599 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
600 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
601 (PREDICATE_CODES): Delete.
602 * config/sparc/sparc.md: Include predicates.md.
603 (All patterns): Adjust for new predicate names.
604 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
605 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
606 (movdi): Use general_operand predicate.
607 (movdi_sp64_dbl): Delete.
608 (movdi_const64_special): Add 'N' constraint.
609 (movdicc): Use arith10_operand predicate.
610 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
611 (movdi_cc_reg_sp64): Use arith10_operand predicate.
612 (movdi_cc_reg_sp64_trunc): Delete.
613 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
614 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
615 (subdi3_sp32): Delete.
616 (subdi3_insn_sp32): Change to define_insn_and_split.
617 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
618 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
619 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
620 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
621 small_int_operand predicate.
622 (divdi3, udivdi3): Use arith_operand predicate.
623 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
624 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
625 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
626 (xordi3_sp64_dbl): Delete.
627 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
628 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
629 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
630 cmp_ccx_set_not): Use arith_operand predicate.
631 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
632 * config/sparc/predicates.md: New file.
634 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
636 PR tree-optimization/14846
637 * fold-const.c (fold_single_bit_test_into_sign_test): New,
639 (fold_single_bit_test): ... here.
640 (fold_binary): Call fold_single_bit_test_into_sign_test
641 instead of fold_single_bit_test.
643 2005-04-20 James E Wilson <wilson@specifixinc.com>
646 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
647 is another declaration.
649 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
651 * config/cris/predicates.md: New file.
652 * config/cris/cris-protos.h (cris_store_multiple_op_p)
653 (cris_movem_load_rest_p): Declare.
654 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
655 (cris_movem_load_rest_p): Ditto. Globalize.
656 (cris_bdap_operand, cris_bdap_biap_operand,
657 cris_orthogonal_operator, cris_commutative_orth_op,
658 cris_operand_extend_operator,
659 cris_additive_operand_extend_operator, cris_extend_operator,
660 cris_plus_or_bound_operator, cris_mem_op,
661 cris_general_operand_or_symbol,
662 cris_general_operand_or_gotless_symbol,
663 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
664 cris_load_multiple_op): Remove predicate functions.
665 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
666 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
667 * config/cris/cris.h (PREDICATE_CODES): Don't define.
668 * config/cris/cris.md: Include predicates.md.
669 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
671 2005-04-20 Ian Lance Taylor <ian@airs.com>
673 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
674 * c-common.h (STMT_EXPR_STMT): Don't define.
675 (STMT_EXPR_NO_SCOPE): Don't define.
676 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
677 * c-pretty-print.c (pp_c_primary_expression): Likewise.
678 (pp_c_expression): Likewise.
680 2005-04-20 Richard Henderson <rth@redhat.com>
683 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
685 2005-04-20 Jeff Law <law@redhat.com>
687 * reload1.c (reload): Ignore equivalences between pseudos and
690 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
693 * c-tree.h (struct c_label_list): Update comment.
694 (struct c_label_context): Rename to struct c_label_context_se.
695 (label_context_stack): Rename to label_context_stack_se.
696 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
697 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
698 c_end_vm_scope): New.
699 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
700 * c-decl.c (pop_scope): Call c_end_vm_scope.
701 (pushdecl): Call c_begin_vm_scope for variably modified
703 (define_label): Check for jumping into scope of identifier with
704 variably modified type. Push label on stack for those defined at
705 current context of identifiers with variably modified type.
706 (start_function): Create stack level for context of identifiers
707 with variably modified type.
708 (finish_function): Pop stack level for context of identifiers with
709 variably modified type.
710 * c-typeck.c (label_context_stack): Rename to
711 label_context_stack_se.
712 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
713 (c_finish_goto_label): Check for jumping into scope of identifier
714 with variably modified type. Push label on stack for those jumped
715 to from current context of identifiers with variably modified
717 (struct c_switch): Add blocked_vm.
718 (c_start_case): Initialize blocked_vm.
719 (do_case): Check blocked_vm.
720 (c_finish_case): Add comment.
721 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
722 variable label_context_stack.
724 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
726 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
727 conditional_replacement, value_replacement, abs_replacement,
729 (replace_phi_edge_with_variable): Remove argument BB.
730 (conditional_replacement, value_replacement,
731 minmax_replacement, abs_replacement): Remove argument PHI_BB.
732 Update a call to replace_phi_edge_with_variable.
734 * tree-ssa-phiopt.c: Fix comments.
736 2005-04-20 Michael Matz <matz@suse.de>
739 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
742 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
744 * tree-ssa-phiopt.c: Fix comment typos.
746 PR tree-optimization/21116
747 * tree-ssa-phiopt.c: Fix a typo.
749 2005-04-19 Richard Henderson <rth@redhat.com>
751 * builtins.c (expand_builtin_sync_operation): Revert last change.
752 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
754 (expand_compare_and_swap_loop): Likewise.
755 (expand_sync_operation): Remove fallback from NAND to AND; invert
756 memory operand when expanding from cmpxchg.
757 (expand_sync_fetch_operation): Likewise.
758 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
761 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
762 when implementing NAND. Fix double-add for AFTER.
763 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
764 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
765 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
767 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
770 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
771 to return old memory value.
772 (sync_compare_and_swap_cc<IMODE>): Likewise.
774 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
775 return pre-reload. Don't consider output or anti dependencies.
776 * config/ia64/sync.md (IMODE): New.
777 (modesuffix): Add QI and HI.
778 (memory_barrier): Simplify expansion.
779 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
780 (cmpxchg_acq_<IMODE>): Likewise.
781 (sync_lock_test_and_set<IMODE>): Likewise.
782 (sync_lock_release<IMODE>): Likewise.
784 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
786 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
789 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
791 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
793 2005-04-20 Michael Pogue <michael.pogue@sun.com>
794 Joseph S. Myers <joseph@codesourcery.com>
796 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
797 * c-typeck.c (build_c_cast): Check these options.
798 * doc/invoke.texi: Document these options.
800 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
802 * tree-ssa-phiopt.c: Update a comment about the pass.
804 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
806 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
807 config/mcore/mcore.c: Fix comment typos.
809 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
811 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
812 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
814 2005-04-19 Paul Brook <paul@codesourcery.com>
816 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
818 2005-04-19 Andrew Haley <aph@redhat.com>
821 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
822 looking at a field's bitpos.
824 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
826 * system.h (fopen, fdopen, freopen): Define these to the unlocked
829 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
831 PR tree-optimization/21096
832 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
834 2005-04-19 Alan Modra <amodra@bigpond.net.au>
837 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
838 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
840 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
842 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
843 refers to the function being dumped.
845 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
847 * varasm.c (assemble_start_function): Remove reset of in_section.
849 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
851 PR tree-optimization/21085
852 * fold-const (fold_binary): Don't change X % -C to X % C if C has
855 2005-04-19 Ben Elliston <bje@au.ibm.com>
857 * doc/invoke.texi (Optimize Options): Refer to the correct
858 optimisation flag -ftree-dominator-opts, not -ftree-dom.
860 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
862 * config/rs6000/rs6000.c (machopic_output_stub): Increase
863 alloca argument to be big enough.
865 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
868 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
871 2005-04-18 Tom Tromey <tromey@redhat.com>
873 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
876 2005-04-18 Richard Henderson <rth@redhat.com>
878 * config/alpha/alpha.c (alpha_split_atomic_op): New.
879 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
880 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
881 * config/alpha/alpha-protos.h: Update.
882 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
883 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
884 (attr type): Add ld_l, st_c, mb.
885 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
886 iornotsi3, xorsi_internal, xornotsi3): New.
887 * config/alpha/ev4.md (ev4_ld): Add ld_l.
888 (ev4_ist_c, ev4_mb): New.
889 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
891 * config/alpha/ev6.md (ev6_ild): Add ld_l.
894 * config/alpha/sync.md: New file.
896 2005-04-18 Richard Henderson <rth@redhat.com>
898 * builtins.c (expand_builtin_sync_operation): Fold nand to and
901 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
903 2005-04-18 Devang Patel <dpatel@apple.com>
905 * config/rs6000/atlivec.md (mulv4si3): New pattern.
907 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
909 PR tree-optimization/20922
910 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
911 Fold X + c >= X and fold X - c <= X to true.
913 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
915 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
917 (emergency_labeled_state_free): Likewise.
919 2005-04-18 Nick Clifton <nickc@redhat.com>
921 * config/h8300/h8300.md (jump): Remove prescan parameter from
922 calls to final_scan_insn.
924 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
925 parameter from calls to final_scan_insn.
927 * config.gcc (m68hc12): Use the m68hc11.opt file for target
929 (v850e, v850e1): Use the v850.opt file for target specific
932 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
934 PR tree-optimization/21001
935 * tree-optimize.c (init_tree_optimization_passes): Move the
936 first pass_forwprop immediately before pass_vrp.
938 2005-04-17 Ian Lance Taylor <ian@airs.com>
940 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
941 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
942 from enum tree_code op to bool is_sizeof.
943 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
944 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
945 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
947 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
949 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
952 2005-04-17 Ian Lance Taylor <ian@airs.com>
954 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
956 2005-04-17 Richard Henderson <rth@redhat.com>
958 * config/alpha/alpha.c (va_list_skip_additions): Only define if
960 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
961 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
962 of indirection through ssa names while looking for the gpr counter
964 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
965 saved va_list_gpr_size and va_list_fpr_size.
967 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
969 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
970 both pointers or both integers.
972 * tree-vrp.c (maybe_add_assert_expr): Don't assert
973 ASSERT_EXPRs for single-use variable.
975 * tree-into-ssa.c: Fix a comment typo.
977 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
979 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
980 -mipsN before forcing a default of -mips2.
982 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
984 * predict.h (IS_TAKEN): Remove.
985 * rtl.h (NOTE_PREDICTION): Likewise.
987 * modulo-sched.c (CFG_HOOKS): Remove.
989 * c-parser.c (N_C_TTYPES): Remove.
991 * tree-flow-inline.h (get_stmt_operands): Remove.
992 * lambda-code.c, tree-ssa-loop-unswitch.c,
993 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
994 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
995 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
996 calls to get_stmt_operands.
997 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
999 2005-04-17 Richard Henderson <rth@redhat.com>
1002 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1003 of CUMULATIVE_ARGS past the last named argument.
1004 (alpha_va_start): Expect pretend_args_size only if strictly less than
1007 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1010 * builtins.c (expand_builtin_strcat): Convert the result of
1011 strlen to the right type.
1012 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1013 avoid creating type mismatches.
1014 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1017 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1019 2005-04-16 Richard Henderson <rth@redhat.com>
1022 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1023 Use the mode of boolean_type_node when the user doesn't provide one.
1024 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1026 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1029 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1032 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1035 2005-04-16 Roger Sayle <roger@eyesopen.com>
1036 Steven Bosscher <stevenb@suse.de>
1038 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1039 (fold_unary_to_constant): Likewise.
1041 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1043 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1046 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1048 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1049 names related to target triplets.
1050 Remove i?86-*-esix from platform directory.
1051 Remove powerpc-*-eabiaix from platform directory.
1053 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1056 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1057 falling through from SUBREG case to REG.
1059 2005-04-15 Roger Sayle <roger@eyesopen.com>
1061 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1062 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1063 (fold_binary_to_constant): Simplify using fold_binary.
1064 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1066 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1068 * gthr-posix.c (pthread_cancel): Define.
1069 (pthread_mutexattr_init): Likewise.
1070 (pthread_mutexattr_settype): Likewise.
1071 (pthread_mutexattr_destroy): Likewise.
1073 2005-04-15 David S. Miller <davem@davemloft.net>
1076 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1078 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1080 PR tree-optimization/21031
1081 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1082 (forward_propagate_into_cond_1): Call it. Forward propagate
1083 integer-integer casts into COND_EXPRs.
1085 2005-04-15 Dave Korn <dave.korn@artimi.com>
1087 * gcc.c (default_compilers): Clarify obscure error message when
1088 reading from standard input.
1090 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1092 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1093 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1095 * tree-ssa-alias.c (init_alias_info): Remove a call to
1098 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1100 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1101 of non-virtual PHI nodes like we use to.
1103 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1105 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1106 (attr_copy_rtx): Do not use it.
1108 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1110 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1112 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1114 * tree-vect-transform.c (vectorizable_store): Mark necessary
1115 objects in the vectorized store needing renaming. Update the
1116 SSA graph for V_MAY_DEF operands in the original store.
1118 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1120 * tree-ssa-pre.c (compute_avail): It's okay to have
1121 TREE_INVARIANT's here, and value number the resulting expressions.
1122 (create_expression_by_pieces): Make sure operands that were
1123 min_invariant when we started, stay that way.
1125 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1127 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1129 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1131 PR tree-optimization/20936.
1132 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1134 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1136 * doc/invoke.texi: Fix typos.
1137 * doc/md.texi: Likewise.
1138 * doc/rtl.texi: Likewise.
1139 * doc/sourcebuild.texi: Likewise.
1140 * doc/tm.texi: Likewise.
1142 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1144 PR tree-optimization/21004
1145 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1146 and floorl in c99 mode only.
1147 * builtins.c (expand_builtin_int_roundingfn): Assert that
1148 fallback_fndecl is not NULL_TREE.
1150 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1152 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1153 * basic-block.h: Update the prototype for
1154 purge_all_dead_edges.
1155 * cfgexpand.c (tree_expand_cfg): Update a call to
1156 purge_all_dead_edges.
1157 * combine.c (combine_instructions): Likewise.
1158 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1159 rest_of_handle_cse2, rest_of_handle_gcse,
1160 rest_of_handle_postreload): likewise.
1162 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1165 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1166 e.g. cv-qualification conversions.
1168 2005-04-14 Mike Stump <mrs@apple.com>
1170 * config/darwin-c.c (framework_construct_pathname): We must
1171 find all headers of a framework in the first instance of it
1172 found in the seach path.
1174 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1176 PR tree-optimization/21021
1177 * tree-vrp.c (compare_values): Work around a bug in the front
1178 end that produces a comparison of mismatched types.
1180 2004-04-14 Richard Henderson <rth@redhat.com>
1182 * config/ia64/ia64.h (enum fetchop_code): Remove.
1183 (enum ia64_builtins): Move ...
1184 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1185 members except BSP and FLUSHRS.
1186 (ia64_init_builtins): Remove __sync builtins.
1187 (ia64_expand_builtin): Likewise.
1188 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1189 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1190 (ia64_expand_lock_release): Remove.
1191 * config/ia64/ia64.md (mf): Move to sync.md.
1192 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1193 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1194 * config/ia64/sync.md: New file.
1195 (memory_barrier): Rename from mf.
1196 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1197 (cmpxchg_acq_<I48MODE>): Likewise.
1198 (sync_lock_test_and_set<I48MODE>): Likewise.
1200 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1201 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1203 2004-04-14 Richard Henderson <rth@redhat.com>
1205 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1206 (ix86_compare_emitted): New.
1207 (ix86_expand_compare): Use ix86_compare_emitted if set.
1208 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1209 and ix86_compare_op0 are set.
1210 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1211 (TARGET_CMPXCHG, TARGET_XADD): New.
1212 (ix86_compare_emitted): Declare.
1213 * config/i386/i386.md: Include sync.md
1214 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1215 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1216 * config/i386/sync.md: New file.
1218 2004-04-14 Richard Henderson <rth@redhat.com>
1221 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1222 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1223 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1224 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1225 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1226 BT_FN_I8_VPTR_I8_I8): New.
1227 * builtins.def (DEF_SYNC_BUILTIN): New.
1228 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1229 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1230 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1231 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1232 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1233 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1234 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1235 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1236 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1237 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1238 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1239 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1240 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1241 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1242 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1243 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1244 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1245 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1246 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1247 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1248 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1249 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1250 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1251 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1252 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1253 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1254 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1255 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1256 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1257 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1258 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1259 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1260 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1261 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1262 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1263 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1264 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1265 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1266 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1267 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1268 BUILT_IN_SYNCHRONIZE: New.
1269 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1270 as a function. Accept __sync_ as a prefix as well.
1271 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1272 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1273 expand_builtin_lock_release): New.
1274 (expand_builtin): Call them.
1275 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1276 neither BOTH_P nor FALLBACK_P are defined.
1277 (builtin_type_for_size): New.
1278 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1279 (resolve_overloaded_builtin): New.
1280 * c-common.h (resolve_overloaded_builtin): Declare.
1281 (builtin_type_for_size): Declare.
1282 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1283 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1284 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1285 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1286 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1287 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1288 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1289 sync_compare_and_swap_cc, sync_lock_test_and_set,
1290 sync_lock_release): New.
1291 * optabs.h: Declare them.
1292 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1293 expand_sync_operation, expand_sync_fetch_operation,
1294 expand_sync_lock_test_and_set): Declare.
1295 * genopinit.c (optabs): Add sync optabs.
1296 * optabs.c (init_optabs): Initialize sync optabs.
1297 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1298 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1299 expand_sync_operation, expand_sync_fetch_operation,
1300 expand_sync_lock_test_and_set): New.
1301 * doc/extend.texi (Atomic Builtins): New section
1302 * doc/md.texi (Standard Names): Add sync patterns.
1304 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1306 * tree-eh.c (lower_try_finally_copy): Generate new code in
1307 response to goto_queue entries as if the queue was sorted by
1308 index, not pointers.
1309 (lower_try_finally_switch): Likewise.
1311 2005-04-14 Richard Henderson <rth@redhat.com>
1313 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1314 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1316 (ix86_expand_fp_movcc): Update to match.
1317 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1318 * config/i386/i386-protos.h: Update.
1319 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1320 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1322 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1324 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1327 2005-04-14 Julian Brown <julian@codesourcery.com>
1329 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1330 link failures on ppc64 Linux.
1332 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1334 * config.gcc: Set cpu_type for s390.
1336 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1338 Fix PR tree-optimization/20963
1339 * tree-ssa-pre.c (compute_avail): Remove special case for
1341 (create_expression_by_pieces): Add value numbers for forced out
1344 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1346 * config/cris/cris.md: Replace references to (reg:SI 16) with
1347 (reg:SI CRIS_SRP_REGNUM).
1349 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1351 PR tree-optimization/20657
1352 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1353 create an appropriate range from it.
1355 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1357 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1358 <UNSPEC_FIST_CEIL> case.
1360 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1361 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1362 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1363 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1364 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1365 (lfloor<mode>2): New expanders.
1366 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1367 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1368 to implement lceil and llceil built-ins as x87 intrinsic function.
1369 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1370 (lceil<mode>2): New expanders.
1372 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1374 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1375 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1377 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1380 * config/s390/s390-modes.def: Define TFmode.
1382 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1384 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1385 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1386 * config/mips/mips.c (mips16_insn_length): Remove reference to
1387 JUMP_TABLES_IN_TEXT_SECTION.
1389 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1391 * simplify-rtx.c (simplify_binary_operation_1): Return
1392 scalar or vector of constant 0, depending on the xor's
1395 2005-04-13 Dale Johannesen <dalej@apple.com>
1397 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1398 (objc-act.o): Ditto.
1399 * objc/objc-act.c (objc_gimplify_expr): New.
1400 (objc_get_callee_fndecl): New.
1401 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1402 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1403 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1405 2005-04-13 Devang Patel <dpatel@apple.com>
1407 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1410 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1412 CRIS prologue as RTL.
1413 * config/cris/cris-protos.h (cris_emit_movem_store)
1414 (cris_expand_prologue): Prototype.
1415 * config/cris/cris.c (struct machine_function): New member
1417 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1418 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1419 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1420 (cris_load_multiple_op, cris_return_address_on_stack)
1421 (cris_return_address_on_stack_for_return): ISO-Cify.
1422 (cris_store_multiple_op): New predicate function.
1423 (cris_expand_prologue, cris_emit_movem_store): New functions.
1424 (cris_print_operand) <case 'O'>: Handle modifications other than
1426 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1427 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1428 (cris_gen_movem_load): Rearrange slightly to make local variable
1429 src a parameter, removing osrc.
1430 (cris_setup_incoming_varargs): Set machine_function member
1431 stdarg_regs to correspond to the number of registers that need to
1433 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1435 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1436 cris_general_operand_or_gotless_symbol accept UNSPEC.
1437 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1438 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1439 ("*cris_store_multiple"): New pattern. Tweak common comment above
1440 this and "*cris_load_multiple".
1441 ("prologue"): New define_expand.
1443 * config/cris/cris.md ("epilogue"): Conditionalize on
1444 TARGET_PROLOGUE_EPILOGUE.
1446 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1449 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1450 fpsr 0 instead of fpsr 1.
1451 (divsf3_internal_thr): Ditto.
1452 (divdf3_internal_lat): Ditto.
1453 (divdf3_internal_thr): Ditto.
1454 (divxf3_internal_lat): Ditto.
1455 (divxf3_internal_thr): Ditto.
1457 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1459 PR tree-optimization/20913
1460 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1462 PR tree-optimization/20702
1463 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1464 dominator children that haven't been walked into.
1466 2005-04-13 Julian Brown <julian@codesourcery.com>
1468 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1469 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1472 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1474 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1475 config/i386/sse.md: Fix comment typos.
1477 * genattrtab.c (NULL_ATTR): Remove.
1478 * ifcvt.c (NULL_EDGE): Likewise.
1480 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1482 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1483 NOTE_PREDICT): Remove.
1485 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1487 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1488 * configure: Regenerate.
1489 * config.in: Likewise.
1490 * system.h: Declare vsnprintf if not already declared.
1492 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1494 * optc-gen.awk: Handle stand-alone Mask records.
1495 * opth-gen.awk: Likewise.
1496 * doc/options.texi (Option file format): Document them.
1497 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1498 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1499 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1500 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1501 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1502 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1503 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1504 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1505 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1506 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1507 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1508 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1509 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1510 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1511 TARGET_LONG_DOUBLE_128): Likewise.
1512 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1513 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1514 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1515 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1516 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1517 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1518 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1519 * config/sparc/sparc.c (fpu_option_set): New global.
1520 (sparc_handle_option): New function.
1521 (sparc_override_options): Test fpu_option_set.
1522 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1523 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1524 * config/sparc/sparc.opt: New file.
1525 * config/sparc/little-endian.opt: Likewise.
1526 * config/sparc/long-double-switch.opt: Likewise.
1528 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1530 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1531 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1532 * config/bfin/bfin.opt (mshared-library-id=): Lose
1533 Var(bfin_lib_id_given).
1535 2005-04-13 Matt Thomas <matt@3am-software.com>
1537 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1540 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1542 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1544 * cgraphunit.c (INSNS_PER_CALL): Remove.
1546 * tree-ssa-forwprop.c (vars,
1547 record_single_argument_cond_exprs,
1548 substitute_single_use_vars): Remove.
1549 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1551 (tree_ssa_forward_propagate_single_use_vars): Call
1552 forward_propagate_into_cond for each COND_EXPR.
1554 * tree-inline.c (INSNS_PER_STMT): Remove.
1556 2005-04-12 Richard Henderson <rth@redhat.com>
1558 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1559 (ix86_expand_sse_fp_minmax): ... from ...
1560 (ix86_expand_fp_movcc): ... here.
1561 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1562 * config/i386/i386-protos.h: Update.
1563 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1564 (sse_setccsf, sse_setccdf): Allow before reload.
1565 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1566 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1567 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1568 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1569 (anddf3, nanddf3, iordf3, xordf3): New.
1571 2005-04-12 Jeff Law <law@redhat.com>
1573 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1574 (tree-ssa-uncprop.o): Add dependencies.
1575 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1576 * tree-flow.h (remove_useless_stmts): Remove prototype.
1577 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1578 remove_useless_stmts.
1579 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1580 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1581 * tree-pass.h (pass_uncprop): Declare.
1582 * tree-ssa-uncprop.c: New file.
1584 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1587 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1589 2005-04-12 Caroline Tice <ctice@apple.com>
1591 Temporary fix for partitioning problems.
1592 * passes.c (rest_of_handle_final): Remove code that
1593 frees unlikely_text_section_name,
1594 * varasm.c (assemble_start_function): Test for partitioning
1595 flag before writing out section labels.
1596 (assemble_end_function): Test for partitioning flag before
1597 writing out section labels.
1599 2005-04-12 Steven Bosscher <stevenb@suse.de>
1600 Stuart Hastings <stuart@apple.com>
1601 Jan Hubicka <jh@suse.cz>
1603 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1604 references to gt-tree-cfg.h.
1605 * basic-block.h (struct basic_block_def): Don't skip rbi
1606 for garbage collection.
1607 (struct reorder_block_def): Make GTY-able.
1608 (struct control_flow_graph): New structure.
1609 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1610 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1611 but instead defines to the control_flow_graph for cfun.
1612 (label_to_block_map): New define, points to the label map of
1613 the control_flow_graph for cfun.
1614 (n_edges_for_function, n_basic_blocks_for_function,
1615 last_basic_block_for_function, basic_block_info_for_function,
1616 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1617 basic_block_info_for_function, label_to_block_map_for_function):
1618 Counterparts for the above, taking a struct function as an extra
1620 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1621 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1622 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1623 (alloc_rbi_pool, free_rbi_pool): Remove.
1624 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1625 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1627 (cfg_layout_finalize) ... and don't free it here.
1628 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1630 * flow.c (free_basic_block_vars): Set label_to_block_map and
1631 n_edges to zero too.
1632 * function.h (struct function): Add cfg field.
1633 * function.c (allocate_struct_function): Allocate the cfg.
1634 * tree-cfg.c (label_to_block_map): Remove.
1635 (build_tree_cfg): Don't allocate the rbi pool here...
1636 (delete_tree_cfg_annotations): ...and don't free it here.
1637 Also don't nullify label_to_block_map for cfun.
1639 2005-04-12 Caroline Tice <ctice@apple.com>
1641 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1642 Revert my patch from April 9.
1643 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1644 (reorder_basic_blocks): Revert my patch from April 9.
1645 (insert_section_boundary_note): Revert my patch from April 9.
1646 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1647 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1648 (COLD_END_LABEL): Revert my patch from April 9.
1649 (cold_text_section_label): Revert my patch from April 9.
1650 (cold_end_label): Revert my patch from April 9.
1651 (dwarf2out_switch_text_section): Revert my patch from April 9.
1652 (output_aranges): Revert my patch from April 9.
1653 (output_ranges): Revert my patch from April 9.
1654 (output_line_info): Revert my patch from April 9.
1655 (add_location_or_const_value_attribute): Revert my patch from April 9.
1656 (dwarf2out_var_location): Revert my patch from April 9.
1657 (dwarf2out_init): Revert my patch from April 9.
1658 (dwarf2out_finish): Revert my patch from April 9.
1659 * function.h (struct function): Revert my patch from April 9.
1660 * opts.c (decode_options): Revert my patch from April 9.
1661 * output.h (unlikely_section_label, hot_section_label,
1662 hot_section_end_label, cold_section_end_label,
1663 unlikely_text_section_name): Revert my patch from April 9.
1664 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1665 * varasm.c (unlikely_section_label, hot_section_label,
1666 hot_section_end_label, cold_section_end_label,
1667 unlikely_text_section_name): Revert my patch from April 9.
1668 (initialize_cold_section_name): Revert my patch from April 9.
1669 (unlikely_text_section): Revert my patch from April 9.
1670 (in_unlikely_text_section): Revert my patch from April 9.
1671 (named_section): Revert my patch from April 9.
1672 (function_section): Revert my patch from April 9.
1673 (current_function_section): Revert my patch from April 9.
1674 (assemble_start_function): Revert my patch from April 9.
1675 (assemble_end_function): Revert my patch from April 9.
1676 (default_section_type_flags_1): Revert my patch from April 9.
1678 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1680 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1681 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1683 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1685 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1688 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1689 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1691 2004-04-12 Richard Henderson <rth@redhat.com>
1693 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1694 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1695 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1696 (UNSPEC_*, UNSPECV_*): Renumber.
1698 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1701 From Richard Henderson <rth@redhat.com>:
1702 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1705 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1707 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1709 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1711 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1712 (bfin_library_id): New variable.
1713 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1714 instead of bfin_library_id_string.
1715 (bfin_handle_option): New function.
1716 (override_options): Remove most code to deal with shared library IDs,
1717 just check they aren't used without -mid-shared-library.
1718 (TARGET_HANDLE_OPTION): Define.
1719 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1720 * config/bfin/bfin.opt (mshared-library-id=): New.
1722 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1724 * tree-vect-transform.c: Fix comment typos.
1726 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1728 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1729 split critical edges when not possible/profitable.
1731 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1733 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1734 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1735 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1736 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1737 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1738 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1739 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1740 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1742 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1743 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1744 * config/ns32k/ns32k.opt: New file.
1746 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1748 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1749 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1750 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1751 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1752 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1753 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1754 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1755 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1756 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1757 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1758 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1759 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1760 (MASK_COLDFIRE): Formatting fixes.
1761 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1762 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1763 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1764 "_current_shared_library_a5_offset_".
1765 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1766 (MASK_ALL_CPU_BITS): New macro.
1767 (m68k_handle_option): New function.
1768 (override_options): Remove handling of m68k_library_id_string.
1769 * config/m68k/m68k.opt: New file.
1770 * config/m68k/ieee.opt: New file.
1772 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1774 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1775 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1776 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1777 (TARGET_CXX): Adjust accordingly.
1778 * target.h (struct gcc_target): Remove epxort_class_data. Add
1779 determine_class_data_visibility and class_data_always_comdat.
1780 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1781 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1782 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1783 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1784 (arm_cxx_determine_class_data_visibility): New.
1785 (arm_cxx_class_data_always_comdat): Likewise.
1786 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1787 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1788 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1789 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
1790 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
1793 2005-04-11 Devang Patel <dpatel@apple.com>
1795 * tree-data-ref.c (build_classic_dist_vector,
1796 compute_subscript_distance): Make externally visible.
1797 * tree-data-ref.h (build_classic_dist_vector,
1798 compute_subscript_distance): Same.
1799 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1800 Check distance vector against vectorization factor.
1801 (vect_analyze_loop): Determine vectorizaion factor before
1802 analyzing data dependences.
1803 * tree-vectorizer.c (loops_num): Make it externally visible and
1805 * tree-vectorizer.c (vect_loops_num): ... new name.
1806 * tree-vectorizer.h (vect_loops_num): New.
1808 2005-04-11 Devang Patel <dpatel@apple.com>
1810 * tree-vect-analyze.c (vect_analyze_operations): Check
1811 vectorizable codition.
1812 * tree-vect-transform.c (vect_is_simple_cond): New function.
1813 (vectorizable_condition): New function.
1814 (vect_transform_stmt): Handle condition_vec_info_type.
1815 * tree-vectorizer.h (enum stmt_vec_info_type): Add
1816 condition_vec_info_type.
1817 (vectorizable_condition): New.
1819 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1821 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1822 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1823 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1825 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1826 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1828 * dwarf2out.c (output_line_info): Don't try to dereference
1829 a NULL current_function_decl.
1831 * config/t-slibgcc-darwin: Don't put shared libraries in
1832 directories other than $(slibdir).
1833 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1836 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1838 PR tree-optimization/20933
1839 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1840 logic to reject aliases between read-only and writable
1842 (may_alias_p): ... here.
1843 (get_tmt_for): Do not associate read-only tags to pointers
1844 whose pointed-to type is not read-only.
1845 * tree-ssa.c (verify_ssa): Check that memory stores have at
1846 least one V_MAY_DEF or V_MUST_DEF.
1848 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1852 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1853 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1854 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1856 (fwrite_unlocked): Fix prototype.
1858 * configure, config.in: Regenerate.
1860 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1862 * tree-ssa-loop-im.c: Include real.h.
1863 (determine_invariantness_stmt): If real division divisor is
1864 invariant and flag_unsafe_math_optimizations enabled, generate
1865 invariant reciprocal for hoisting.
1866 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1868 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1870 Fix PR tree-optimization/20926
1872 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1874 2005-04-11 Devang Patel <dpatel@apple.com>
1876 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1879 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1881 * fold-const.c (fold_binary_op_with_conditional_arg):
1882 use fold_buildN instead of "fold (buildN" in some
1884 (fold_unary): Likewise.
1885 (fold_binary): Likewise.
1887 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1889 Fix PR tree-optimization/20612
1890 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1892 (perfect_nestify): preheaderbb is *not* part of loop of the
1895 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1897 * tree-ssa-alias.c (may_alias_p): If the variable
1898 is a global variable and the pointer is parameter
1899 and -fargument-noalias-global is used, then
1900 the pointer cannot alias the variable.
1902 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1904 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1905 * config/sparc/sparc.h: Likewise.
1906 * config/sparc/sparc.md: Likewise.
1908 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1910 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1912 * tree-vrp.c: Fix a comment typo.
1914 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1916 PR tree-optimization/20920
1917 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1918 SSA_NAME flows through an abnormal edge.
1919 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1920 through abnormal edges.
1921 (maybe_add_assert_expr): Likewise.
1923 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1925 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1926 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1927 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1928 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1929 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1930 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1931 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1932 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1933 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1934 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1935 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1936 (TARGET_HANDLE_OPTION): Likewise.
1937 (s390_tune): Initialize to PROCESSOR_max.
1938 (s390_arch_string): Make static.
1939 (s390_tune_string, s390_warn_framesize_string): Delete.
1940 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1941 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1942 (s390_handle_arch_option, s390_handle_option): New functions.
1943 (override_options): Remove parsing of option strings.
1944 * config/s390/s390.opt: New file.
1946 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1948 * tree-complex.c (expand_vector_operations): Call
1949 update_stmt_if_modified.
1951 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1953 * tree-vect-analyze (vect_determine_vectorization_factor):
1954 Do not use GET_MODE_NUNITS.
1955 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1956 (vectorizable_load, vect_transform_loop): Likewise.
1958 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1960 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1961 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1962 * optabs.h (enum optab_index): Add new OTI_lceil.
1963 (lceil_optab): Define corresponding macro.
1964 * optabs.c (init_optabs): Initialize lceil_optab.
1965 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1966 and lceildi2 patterns.
1967 * builtins.c (expand_builtin_int_roundingfn): Handle
1968 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1969 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1970 BUILT_IN_LLCEIL{,F,L}.
1971 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1972 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1973 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1974 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1975 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1976 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1977 into lceil built-in function and (long long int)ceil{,f,l} into
1978 llceil built-in function.
1979 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1982 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1984 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1987 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1989 * config/arm/arm.c: Fix a comment typo.
1990 * doc/tree-ssa.texi: Fix a typo.
1992 2005-04-10 Steven Bosscher <stevenb@suse.de>
1994 * cselib.c (clear_table): Rename to cselib_clear_table.
1995 * cselib.h (cselib_clear_table): Add prototype.
1996 * gcse.c (gcse_main): Make 'f' argument unused.
1997 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1998 of each basic block instead.
1999 (compute_sets, compute_hash_table_work): Likewise.
2000 (constprop_register): Change int 'alter_jumps' argument to bool.
2001 (do_local_cprop): Likewise.
2002 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2003 the insn chain. Explicitly clear the cselib tables after finishing
2004 one basic block. Make sure there are no unterminated libcall blocks.
2005 Update compute_sets call.
2006 (cprop): Walk basic blocks instead of the insn chain.
2007 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2009 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2010 one_cprop_pass calls.
2012 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2014 * combine.c (combine_simplify_rtx): Remove a transformation that
2015 relies on an invalid assumption about rtl sign-extension semantics.
2017 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2019 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2020 to build_int_cst_wide.
2022 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2025 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2026 set the original address pseudo to the correct value before the
2027 original insn, if possible, and leave the insn alone, otherwise
2028 create a new pseudo, set it and replace it in the insn.
2029 * recog.c (validate_change_maybe_volatile): New.
2030 * recog.h (validate_change_maybe_volatile): Declare.
2032 2005-04-09 Caroline Tice <ctice@apple.com>
2034 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2035 Remove targetm.have_named_sections test.
2036 (fix_edges_for_rarely_executed_code): Likewise.
2037 (insert_section_boundary_note): Likewise.
2038 (reorder_basic_blocks): Check partitioning flag before calling
2039 verify_hot_cold_block_grouping.
2040 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2041 the function struct rather than global variables.
2042 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2043 (COLD_END_LABEL): Likewise
2044 (cold_text_section_label): New static global variable.
2045 (cold_end_label): Likewise.
2046 (dwarf2out_switch_text_section): Get hot/cold section labels from
2047 the function struct rather than global variables.
2048 (output_aranges): Use cold_text_section_label and cold_end_label;
2049 check partitioning flag before putting out delta.
2050 (output_ranges): Remove incorrect code attempting to use
2052 (output_line_info): Get cold section label from function struct.
2053 (add_location_or_const_value_attribute): Likewise.
2054 (get_subprogram_die): Get hot/cold section labels from function struct.
2055 (dwarf2out_var_location): Likewise.
2056 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2057 write out cold_text_section_label if partition flag is set.
2058 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2059 * function.h (struct function): Add new fields to point to hot/cold
2060 section labels: hot_section_label, cold_section_label,
2061 hot_section_end_label and cold_section_end_label; also add new field
2062 for cold text section name, unlikely_text_section_name.
2063 * opts.c (decode_options): Turn off partitioning flag if
2064 !targetm.have_named_sections.
2065 * output.h (hot_section_label): Remove.
2066 (hot_section_end_label): Remove.
2067 (cold_section_end_label): Remove.
2068 (unlikely_section_label): Remove.
2069 (unlikely_text_section_name): Remove.
2070 * passes.c (rest_of_handle_final): Remove code that frees
2071 unlikely_text_section_name.
2072 * varasm.c (unlikely_section_label): Remove.
2073 (hot_section_label): Remove.
2074 (hot_section_end_label): Remove.
2075 (cold_section_end_label): Remove.
2076 (unlikely_text_section_name): Remove.
2077 (initialize_cold_section_name): Modify to call
2078 targetm.strip_name_encoding; to store cold section name in current
2079 function struct, if it exists; and to only use the decl_section_name
2080 if flag_named_sections is true.
2081 (unlikely_text_section): Modify to get section name out of current
2082 function struct, if there is one; otherwise build it from
2083 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2084 (in_unlikely_text_section): Likewise.
2085 (named_section): Modify to get/put cold section name in current function
2086 struct, if there is one.
2087 (function_section): Change 'bool unlikely' to 'int reloc'; check
2088 targetm.have_named_sections before calling named_section.
2089 (current_function_section): Likewise.
2090 (assemble_start_function): Modify to get/put unlikely_text_section_name
2091 in current function struct; modify to get hot/cold section labels
2092 from function struct; initialize labels using
2093 ASM_GENERATE_INTERNAL_LABEL;
2094 test partitioning flag before writing out hot section label.
2095 (assemble_end_function): Test partitioning flag before writing out
2096 hot/cold section labels.
2097 (default_section_type_flags_1): Modify to use array instead of
2098 char* for unlikely_text_section_name; set flags correctly for
2099 cold text section if there is not a current function decl.
2101 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2103 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2104 and TI_VA_LIST_FPR_COUNTER_FIELD.
2105 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2106 * tree-pass.h (pass_stdarg): Add.
2107 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2108 * tree-stdarg.c: New file.
2109 * tree-stdarg.h: New file.
2110 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2111 (tree-stdarg.o): Add dependencies.
2112 * function.h (struct function): Add va_list_gpr_size and
2113 va_list_fpr_size fields.
2114 * function.c (allocate_struct_function): Initialize them.
2115 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2116 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2117 (TARGET_INITIALIZER): Add it.
2119 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2120 va_list_{g,f}pr_counter_field.
2121 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2122 area will not be used. Only save registers that tree-stdarg.c
2123 detected they need saving.
2124 (ix86_va_start): Don't set up fields that won't be used.
2126 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2127 va_list_{g,f}pr_counter_field.
2128 (setup_incoming_varargs): Don't do anything if reg_save
2129 area will not be used. Only save registers that tree-stdarg.c
2130 detected they need saving.
2131 (rs6000_va_start): Don't set up fields that won't be used.
2133 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2134 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2135 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2136 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2138 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2141 * config/i386/i386.c (construct_container): Pass empty aligned
2142 struct, union or class in memory.
2144 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2146 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2147 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2148 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2149 config/rs6000/predicates.md: Fix comment typos.
2151 * sched-int.h (haifa_insn_data): Remove blockage and units.
2152 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2153 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2154 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2156 2005-04-09 Jan Hubicka <jh@suse.cz>
2157 Steven Bosscher <stevenb@suse.de>
2159 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2160 * cfgloop.c (get_loop_exit_edges): Likewise.
2161 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2163 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2164 * tree-cfg.c (dump_cfg_status): Likewise.
2166 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2168 * config/rs6000/predicates.md (altivec_register_operand): Remove
2169 redundant match_code test.
2170 (gpc_reg_operand): Same.
2171 (cc_reg_operand): Same.
2172 (cc_reg_not_cr0_operand): Same.
2174 2005-04-09 Jan Hubicka <jh@suse.cz>
2176 Forgotten hunk from my last merge patch:
2177 * final.c (output_addr_const): Do not call mark_referenced.
2179 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2181 * doc/tree-ssa.texi: Add immediate use documentation.
2183 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2185 * arm.c (FL_WBUF): Define.
2186 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2187 (arm_is_6_or_7): Delete.
2188 (arm_tune_wbuf): New.
2189 (arm_override_options): Set arm_tune_wbuf.
2190 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2191 (arm_is_6_or_7): Delete declaration.
2192 (arm_tune_wbuf): New declartion.
2193 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2194 (model_wbuf): Derive from arm_tune_wbuf.
2195 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2196 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2197 (arm740t): Mark CPUs as having a write buffer.
2199 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2201 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2202 of 'const_double_operand' in operand 2 constraints. Update enable
2205 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2207 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2208 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2209 * optabs.h (enum optab_index): Add new OTI_lfloor.
2210 (lfloor_optab): Define corresponding macro.
2211 * optabs.c (init_optabs): Initialize lfloor_optab.
2212 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2213 and lfloordi2 patterns.
2214 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2215 (expand_builtin_int_roundingfn): New function.
2216 (fold_builtin_int_roundingfn): New prototype.
2217 (fold_builtin_int_roundingfn): New function, renamed from
2218 fold_builtin_lround.
2219 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2220 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2221 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2222 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2223 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2224 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2225 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2226 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2227 into lfloor built-in function and (long long int)floor{,f,l} into
2228 llfloor built-in function.
2229 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2232 2005-04-08 Ian Lance Taylor <ian@airs.com>
2234 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2235 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2236 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2237 (DO_COND, DO_BODY): Likewise.
2238 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2239 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2240 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2241 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2242 (build_continue_stmt, build_break_stmt): Don't declare.
2243 (c_do_switch_warnings): Update declaration.
2244 * c-gimplify.c (enum bc_t): Remove.
2245 (struct c_gimplify_ctx, ctxp): Remove.
2246 (push_context, pop_context): Remove static functions.
2247 (c_genericize): Don't call push_context or pop_context.
2248 (begin_bc_block, finish_bc_block): Remove static functions.
2249 (build_bc_goto): Likewise.
2250 (gimplify_c_loop): Likewise.
2251 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2252 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2253 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2254 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2255 * c-common.c (c_do_switch_warnings): Rename from
2256 c_do_switch_warnings_1.
2257 (c_do_switch_warnings) [old version]: Remove.
2258 (c_do_switch_expr_warnings): Remove.
2259 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2260 function instead of c_do_switch_expr_warnings.
2261 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2262 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2263 * c-pretty-print.c (pp_c_statement): Likewise.
2264 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2266 2005-04-08 Devang Patel <dpatel@apple.com>
2268 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2269 While selecting replacement condition pay attention to loop header.
2271 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2273 Merge from tree-cleanup-branch: VRP, store CCP, store
2274 copy-prop, incremental SSA updating of FUD chains and
2275 newly exposed symbols.
2277 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2278 (OBJS-common): Add tree-vrp.o.
2279 (tree-vrp.o): New rule.
2280 * basic-block.h (nearest_common_dominator_for_set): Declare.
2281 * common.opt (ftree-store-ccp): New flag.
2282 (ftree-copy-prop): New flag.
2283 (ftree-vrp): New flag.
2284 (ftree-store-copy-prop): New flag.
2285 * dominance.c (nearest_common_dominator_for_set): New.
2286 * domwalk.c (walk_dominator_tree): Only traverse
2287 statements in blocks marked in walk_data->interesting_blocks.
2288 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2289 * fold-const.c (fold): Handle ASSERT_EXPR.
2290 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2291 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2292 flag_tree_vrp at -O2.
2293 * timevar.def (TV_TREE_VRP): Define.
2294 (TV_TREE_COPY_PROP): Define.
2295 (TV_TREE_STORE_COPY_PROP): Define.
2296 (TV_TREE_SSA_INCREMENTAL): Define.
2297 (TV_TREE_STORE_CCP): Define.
2298 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2299 to kill_redundant_phi_nodes from comment.
2300 (verify_expr): Handle ASSERT_EXPR.
2301 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2302 argument. Update all users.
2303 (mark_call_clobbered_vars_to_rename): Remove. Update all
2305 * tree-flow-inline.h (unmodifiable_var_p): New.
2306 * tree-flow.h (enum value_range_type): Declare.
2307 (struct value_range_def): Declare.
2308 (value_range): Declare.
2309 (remove_all_phi_nodes_for): Remove. Update all users.
2310 (find_phi_node_for): Declare.
2311 (add_type_alias): Declare.
2312 (count_uses_and_derefs): Declare.
2313 (kill_redundant_phi_nodes): Remove.
2314 (rewrite_into_ssa): Remove.
2315 (rewrite_def_def_chains): Remove.
2316 (update_ssa, register_new_name_mapping, create_new_def_for,
2317 need_ssa_update_p, name_registered_for_update_p,
2318 release_ssa_name_after_update_ssa, dump_repl_tbl,
2319 debug_repl_tbl, dump_names_replaced_by,
2320 debug_names_replaced_by, mark_sym_for_renaming,
2321 mark_set_for_renaming, get_current_def, set_current_def,
2322 get_value_range, dump_value_range, debug_value_range,
2323 dump_all_value_ranges, debug_all_value_ranges,
2324 expr_computes_nonzero, loop_depth_of_name,
2325 unmodifiable_var_p): Declare.
2326 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2328 * tree-into-ssa.c (block_defs_stack): Update comment.
2329 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2330 syms_to_rename, names_to_release, repl_tbl,
2331 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2332 need_to_replace_names_p): New locals.
2333 (NAME_SETS_GROWTH_FACTOR): Define.
2334 (struct repl_map_d): Declare.
2335 (struct mark_def_sites_global_data): Add field
2337 (enum rewrite_mode): Declare.
2338 (REGISTER_DEFS_IN_THIS_STMT): Define.
2339 (compute_global_livein): Use last_basic_block instead of
2341 (set_def_block): Remove last argument. Update all callers.
2342 (prepare_use_operand_for_rename): Remove. Update all callers.
2343 (prepare_def_operand_for_rename): Remove. Update all callers.
2344 (symbol_marked_for_renaming): New.
2347 (repl_map_hash): New.
2349 (repl_map_free): New.
2350 (names_replaced_by): New.
2351 (add_to_repl_tbl): New.
2352 (add_new_name_mapping): New.
2353 (mark_def_sites): Assume that all the operands in the
2354 statement are in normal form.
2355 (find_idf): Assert that the block in the stack is valid.
2356 (get_default_def_for): New.
2357 (insert_phi_nodes_for): Add new argument 'update_p'.
2359 If update_p is true, add a new mapping between the LHS of
2360 each new PHI and the name that it replaces.
2361 (insert_phi_nodes_1): Only call find_idf if needed.
2362 (get_reaching_def): Call get_default_def_for.
2363 (rewrite_operand): Remove.
2364 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2365 and REWRITE_THIS_STMT are false.
2366 Assume that all the operands in the statement are in
2368 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2369 (rewrite_virtual_phi_arguments): Remove.
2370 (invalidate_name_tags): Remove.
2371 (register_new_update_single, register_new_update_set,
2372 rewrite_update_init_block, replace_use,
2373 rewrite_update_fini_block, rewrite_update_stmt,
2374 rewrite_update_phi_arguments): New.
2375 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2376 Add arguments 'entry', 'what' and 'blocks'.
2377 Initialize the dominator walker according to 'what' and
2379 Start the dominator walk at 'entry'.
2380 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2381 Use it to configure the dominator walker.
2382 (rewrite_into_ssa): Remove argument 'all'.
2384 (rewrite_all_into_ssa): Remove.
2385 (rewrite_def_def_chains): Remove.
2386 (mark_def_interesting, mark_use_interesting,
2387 prepare_phi_args_for_update, prepare_block_for_update,
2388 prepare_def_site_for, prepare_def_sites,
2389 dump_names_replaced_by, debug_names_replaced_by,
2390 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2391 delete_update_ssa, create_new_def_for,
2392 register_new_name_mapping, mark_sym_for_renaming,
2393 mark_set_for_renaming, need_ssa_update_p,
2394 name_registered_for_update_p, ssa_names_to_replace,
2395 release_ssa_name_after_update_ssa,
2396 insert_updated_phi_nodes_for, update_ssa): New.
2397 * tree-loop-linear.c (linear_transform_loops): Call
2398 update_ssa instead of rewrite_into_ssa.
2399 * tree-optimize.c (vars_to_rename): Remove.
2401 (init_tree_optimization_passes): Replace
2402 pass_redundant_phi with pass_copy_prop.
2404 Replace pass_ccp with pass_store_ccp.
2405 Add pass_store_copy_prop after pass_store_ccp.
2406 (execute_todo): If the TODO_ flags don't include updating
2407 the SSA form, assert that it does not need to be updated.
2408 Call update_ssa instead of rewrite_into_ssa and
2409 rewrite_def_def_chains.
2410 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2411 (tree_rest_of_compilation):
2412 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2413 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2414 TODO_cleanup_cfg): Renumber.
2415 (TODO_verify_loops, TODO_update_ssa,
2416 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2417 TODO_update_ssa_only_virtuals): Define.
2418 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2420 * tree-phinodes.c (make_phi_node): Update documentation.
2421 (remove_all_phi_nodes_for): Remove.
2422 (find_phi_node_for): New.
2423 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2424 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2425 (interpret_rhs_modify_expr): Likewise.
2426 * tree-sra.c (decide_instantiations): Mark all symbols in
2427 SRA_CANDIDATES for renaming.
2428 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2429 (mark_all_v_defs): New function. Update all users to call it
2430 with the whole list of scalarized statements, not just the
2432 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2433 (compute_flow_insensitive_aliasing): If the tag is
2434 unmodifiable and the variable isn't or vice-versa, don't
2435 make them alias of each other.
2436 (setup_pointers_and_addressables): If the type tag for
2437 VAR is about to change, mark the old one for renaming.
2438 (add_type_alias): New.
2439 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2440 (ccp_lattice_t): Rename from latticevalue.
2441 (value): Remove. Update all users.
2442 (const_val): New local variable.
2443 (do_store_ccp): New local variable.
2444 (dump_lattice_value): Handle UNINITIALIZED.
2445 (debug_lattice_value): New.
2446 (get_default_value): Re-write.
2447 (set_lattice_value): Re-write.
2448 (def_to_varying): Remove. Update all users.
2449 (likely_value): Return VARYING for statements that make
2450 stores when STORE_CCP is false.
2451 Return VARYING for any statement other than MODIFY_EXPR,
2452 COND_EXPR and SWITCH_EXPR.
2453 (ccp_initialize): Re-write.
2454 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2455 Move to tree-ssa-propagate.c.
2456 (ccp_lattice_meet): Handle memory stores when
2457 DO_STORE_CCP is true.
2458 (ccp_visit_phi_node): Likewise.
2459 (ccp_fold): Likewise.
2460 (evaluate_stmt): Likewise.
2461 (visit_assignment): Likewise.
2462 (ccp_visit_stmt): Likewise.
2463 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2467 (do_ssa_store_ccp): New.
2468 (gate_store_ccp): New.
2469 (pass_store_ccp): Declare.
2470 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2471 (may_propagate_copy): Reformat.
2472 Don't abort if ORIG is a virtual and DEST isn't.
2473 If NEW does not have alias information but DEST does,
2475 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2476 copy_prop_kind, which_copy_prop): Declare.
2477 (stmt_may_generate_copy, get_copy_of_val,
2478 get_last_copy_of, set_copy_of_val, dump_copy_of,
2479 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2480 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2481 init_copy_prop, fini_copy_prop, execute_copy_prop,
2482 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2483 store_copy_prop): New.
2484 (pass_copy_prop, pass_store_copy_prop): Declare.
2485 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2486 'num_const_prop' and 'num_copy_prop'.
2487 (cprop_operand): Update them.
2488 (dump_dominator_optimization_stats): Dump them.
2489 (tree_ssa_dominator_optimize): Call update_ssa instead of
2491 (loop_depth_of_name): Declare extern.
2492 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2493 values for LOW or HIGH.
2494 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2495 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2496 (cprop_operand): Only propagate if VAL != OP.
2497 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2498 statement for renaming.
2499 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2500 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2501 add_type_alias if necessary.
2502 Call mark_new_vars_to_rename.
2503 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2504 mark every statement updated, call update_ssa and
2505 rewrite_into_loop_closed_ssa.
2506 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2507 from LIVEIN if VAR is a virtual.
2508 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2509 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2510 (get_call_expr_operands): Reformat statement.
2511 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2513 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2514 SSA_NAME_VALUE for every name.
2515 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2516 get_value_loaded_by): New.
2517 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2518 substitute_and_fold): Move from tree-ssa-ccp.c.
2519 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2520 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2521 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2523 * tree-ssa.c (verify_use): Fix error message.
2524 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2525 check_phi_redundancy, kill_redundant_phi_nodes,
2526 pass_redundant_phi): Remove. Update all users.
2527 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2528 add_type_alias, if necessary.
2529 * tree-vectorizer.h (struct _stmt_vect_info): Update
2530 documentation for field 'memtag'.
2531 * tree-vrp.c: New file.
2532 * tree.def (ASSERT_EXPR): Define.
2533 * tree.h (ASSERT_EXPR_VAR): Define.
2534 (ASSERT_EXPR_COND): Define.
2535 (SSA_NAME_VALUE_RANGE): Define.
2536 (struct tree_ssa_name): Add field 'value_range'.
2537 (PHI_REWRITTEN): Remove.
2538 (struct tree_phi_node): Remove field 'rewritten'.
2539 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2540 -ftree-store-copy-prop): Document.
2541 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2542 Document usage of update_ssa.
2544 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2547 * config/rs6000/predicates.md (altivec_register_operand): Accept
2549 (and64_operand): Do not limit CONST_INT to mask64_operand.
2550 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2551 (and_operand): Do not limit CONST_INT to mask_operand.
2553 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2555 PR rtl-optimization/20466
2556 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2557 for overlap of the address of each list member.
2558 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2560 2005-04-08 Mike Stump <mrs@apple.com>
2562 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2564 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2567 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2569 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2571 * function.c (push_function_context_to): Don't set
2573 * function.h (function): Remove contains_functions.
2574 (current_function_contains_functions): Remove.
2576 * function.h (function): Remove instrument_entry_exit.
2577 (current_function_instrument_entry_exit): Remove.
2579 * function.h (nonlocal_labels): Remove.
2581 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2583 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2584 (check_attr_value, write_attr_get, write_expr_attr_cache,
2585 find_attr, make_internal_attr): Don't reference negative_ok or
2587 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2588 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2589 (ATTR_STATIC): Adjust the value.
2591 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2593 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2595 * config/s390/tpf.h (ASM_SPEC): Define.
2597 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2599 * tree-flow.h: Remove the prototype for
2600 redirect_immediate_uses.
2601 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2603 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2605 * arm.c (arm_const_double_by_parts): New function.
2606 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2607 * arm.md (define_split for 64-bit constants): Add another one.
2609 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2611 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2613 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * system.h: Revert last change.
2617 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2619 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2620 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2621 (TARGET_SWITCHES): Delete.
2622 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2623 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2624 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2625 * config/xtensa/xtensa.opt: New file.
2627 2005-04-08 Ben Elliston <bje@au.ibm.com>
2629 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2630 * config/fp-bit.h: Tidy comments.
2632 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2634 * system.h: Poison PARAMS.
2636 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2638 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2639 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2640 (TARGET_SWITCHES): Delete.
2641 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2642 * config/vax/vax.opt: New file.
2644 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2646 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2648 2005-04-07 Ian Lance Taylor <ian@airs.com>
2650 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2652 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2653 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2656 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2658 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2659 all immediate uses in PHI nodes.
2661 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2663 * arm.c (arm_const_double_inline_cost): Handle any constant by
2664 using gen_lowpart and gen_highpart_mode.
2665 (note_invalid_constants): All constants in an RTX with a constraint
2666 that permits memory are now pushed to the constant pool.
2667 (output_move_double): Delete code to handle reg to reg and
2668 constant to reg moves.
2669 (const_double_needs_minipool, output_mov_immediate): Delete.
2670 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2671 CONST_INT and CONST_VECTOR.
2672 * arm.md (ANY64): New mode macro.
2673 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2674 (movdf_soft_insn): Split reg-reg and const-reg moves.
2675 (split patterns for 64-bit constant and register moves): New.
2676 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2677 (cirrus_movdf_hard_insn): Likewise.
2678 * fpa.md (movdf_fpa): Likewise.
2679 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2680 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2682 (movv2si_internal_2): Likewise.
2683 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2684 (movdf_vfp): Likewise.
2685 * arm-protos.h (output_mov_immediate): Delete prototype.
2687 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2690 * simplify-rtx.c (simplify_unary_operation_1): Check
2691 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2693 2005-04-06 James E Wilson <wilson@specifixinc.com>
2696 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2699 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2701 * coverage.h (GCOV_TYPE_NODE): Delete.
2702 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2703 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2704 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2705 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2706 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2708 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2711 * Makefile.in (gcc.pot): Remove options.c dependency.
2712 * optc-gen.awk: Don't quote help strings with N_().
2714 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2716 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2717 the function returns a pointer type.
2719 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2721 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2722 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2723 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2724 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2725 explicit_uses members.
2726 (get_or_create_used_part_for): Initialize new fields.
2727 (fieldoff_compare): New function.
2728 (create_overlap_variables_for): Count number of fields, use
2729 heuristic to determine whether to create subvars for vars with
2731 Sort the field list by offset and avoid creating duplicate SFT's.
2733 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2735 * c.opt (-F): Remove trailing whitespace from help string.
2736 (-finput-charset): Use a tab to separate the switch name and help
2738 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2739 (-ftree-vectorizer-verbose): Likewise.
2741 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2743 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2744 a PHI argument where a use occurs instead of all PHI arguments.
2746 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2748 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2751 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2753 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2754 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2755 config/bfin/bfin.h: Fix comment typos.
2757 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2759 * doc/install.texi: Update the URL for Jacks.
2760 * doc/sourcebuild.texi: Likewise.
2762 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2765 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2766 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2768 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2770 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2772 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2774 * config/v850/v850-protos.h (override_options): Delete.
2775 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2776 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2777 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2778 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2779 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2780 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2781 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2782 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2783 (OVERRIDE_OPTIONS): Delete.
2784 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2785 (small_memory_info): Remove the value field.
2786 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
2788 * config/v850/v850.c (small_memory): Remove the value field.
2789 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2790 (override_options): Delete.
2791 (v850_handle_memory_option, v850_handle_option): New functions.
2792 * config/v850/v850.opt: New file.
2794 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2796 * config.host: Add a section for generic hosts, and a subsection
2797 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
2798 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
2799 * config/host-darwin.h: New.
2800 * config/x-darwin: New.
2801 * config/i386/host-i386-darwin.c: New.
2802 * config/i386/x-darwin: New.
2803 * config/rs6000/host-darwin.c: Include host-darwin.h.
2804 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
2805 (darwin_rs6000_gt_pch_use_address): Likewise.
2806 * config/rs6000/x-darwin: Change name of .o built, update
2807 dependencies for changes to rs6000/host-darwin.c.
2809 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2812 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2814 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2816 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2817 split_loop_exit_edge instead of loop_split_edge_with.
2819 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2821 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2822 UNSPEC_SET_VSCR): New constants, used throughout.
2824 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2826 (altivec_vspltis<VI_char>): ... this pattern, using
2827 a QImode const_int_operand for the immediate.
2828 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2831 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2834 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2836 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2838 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2840 2005-04-06 Ben Elliston <bje@au.ibm.com>
2842 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2843 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2844 macros as living in "this file" and not gcc.h.
2846 2005-04-06 Ben Elliston <bje@au.ibm.com>
2848 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2849 -ftree-live_range_split. Perhaps renamed at some point?
2851 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2854 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2855 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2857 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2859 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2860 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2861 (number_of_iterations_special): New function.
2862 (number_of_iterations_exit): Use number_of_iterations_special.
2863 Use simplify_using_outer_evolutions only at -O3.
2864 (number_of_iterations_cond, tree_simplify_using_condition,
2865 simplify_using_initial_conditions, loop_niter_by_eval,
2866 compare_trees, can_count_iv_in_wider_type_bound,
2867 simplify_using_outer_evolutions): Use fold_build.
2869 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2871 * doc/install.texi (Configuration): Document --with-java-home.
2873 2005-04-05 Richard Henderson <rth@redhat.com>
2877 * config/i386/i386.c (print_operand): Handle vector zeros.
2878 (ix86_split_to_parts): Handle CONST_VECTOR.
2879 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2880 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2881 what modes to tie for MMX and SSE registers.
2882 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2883 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2884 to vector modes as well.
2885 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2886 properly as an input mode.
2888 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2890 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2892 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2894 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2896 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2898 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2899 and local functions, set sse_nregs to 8 and float_in_sse.
2900 (function_arg_advance, function_arg): If float_in_sse, pass
2901 SFmode and DFmode arguments in SSE registers.
2902 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2904 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2905 of -funit-at-a-time.
2907 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2909 * config/i386/i386-protos.h (ix86_function_value): Accept two
2910 arguments, like the target macro.
2911 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2912 * config/i386/i386.c (ix86_function_value): Accept the second
2913 argument of the target macro.
2914 (ix86_function_ok_for_sibcall): Pass a function pointer to
2915 ix86_function_value.
2916 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2917 call to ix86_value_regno).
2918 (ix86_value_regno): Add support for returning floating point values
2921 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2923 PR tree-optimization/20076
2924 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2925 that call __builtin_return or __builtin_apply_args.
2927 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2929 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2930 Use immediate use iterator.
2931 (stmt_is_bumper_for_loop): Use immediate use iterator.
2932 * predict.c (strip_builtin_expect): Use update_stmt.
2933 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2934 on all elements of a STATEMENT_LIST.
2935 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2936 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2937 (bsi_replace): Mark stmt as modified and the update it.
2938 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2939 (expand_complex_libcal): Call update_stmt.
2940 (expand_complex_comparison): Call mark_stmt_modified.
2941 (expand_complex_operations_1): Call update_stmt_if_modified.
2942 (expand_vector_operations_1): Call mark_stmt_modified.
2943 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2944 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2945 add_immediate_use, redirect_immediate_use,
2946 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2947 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2948 (mark_new_vars_to_rename): Call update_stmt.
2949 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2950 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2952 (unmodify_stmt): Delete.
2953 (update_stmt): New. Force an update of a stmt.
2954 (update_stmt_if_modified): update a stmt if it is out of date.
2955 (get_stmt_operands): Verify stmt is NOT modified.
2956 (stmt_modified_p): Update comment.
2957 (delink_imm_use): Remove a use node from its immuse list.
2958 (link_imm_use_to_list): Link a use node to a specific list.
2959 (link_imm_use): Link a node to the correct list.
2960 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2961 it in the correct list, if appropriate.
2962 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2963 (relink_imm_use): Link a use node in place of another node in a list.
2964 (relink_imm_use_stmt): LInk a node in place of another node, and set
2966 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2967 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2968 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2969 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2970 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2971 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2972 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2973 (has_zero_uses): New. Return true if there are no uses of a var.
2974 (has_single_use): New. Return true if there is only a single use of a
2976 (single_imm_use): New. Return the simgle immediate use.
2977 (num_imm_uses): New. Return the number of immediate uses.
2978 (get_v_must_def_ops): Use is now a pointer.
2979 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2980 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2982 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2983 (delink_stmt_imm_use): Delink all immuses from a stmt.
2984 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2985 * tree-flow.h (struct dataflow_d): Delete.
2986 (immediate_use_iterator_d): New. Immediate use iterator struct.
2987 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2988 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2989 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2991 (struct stmt_ann_d): Remove dataflow_t from struct.
2992 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2993 (if_convertible_phi_p): Use FAST immuse iterator.
2994 (if_convertible_loop_p): Don't call compute_immediate_uses.
2995 (replace_phi_with_cond_modify_expr): Call update_stmt.
2996 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2997 update_stmt_if_modified.
2998 (rewrite_all_into_ssa): Initialize ssa operands.
2999 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3000 compute_immediate_uses.
3001 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3002 ssa_property is available.
3003 (execute_one_pass): Change parameters passed to execute_todo.
3004 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3005 (remove_ssa_form): Call fini_ssa_operands.
3006 (insert_backedge_copies): Delete call to modify_stmt.
3007 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3008 (release_phi_node): Delink any use nodes before releasing.
3009 (resize_phi_node): Relink any use nodes.
3010 (remove_phi_arg_num): Delink the use node.
3011 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3012 (remove_all_phi_nodes_for): Release phi node first.
3013 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3014 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3015 (scalarize_use, scalarize_copy): Call update_stmt.
3016 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3017 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3018 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3019 (ccp_initialize): Remove call to compute_immediate_uses.
3020 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3021 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3023 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3024 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3025 (eliminate_redundant_computations): Call mark_stmt_modified.
3026 (cprop_operand): Call mark_stmt_modified.
3027 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3028 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3029 (dse_optimize_stmt): Use new immuse interface.
3030 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3031 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3032 (substitute_single_use_vars): Use new immuse interface.
3033 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3034 and compute_immediate_uses.
3035 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3037 (rewrite_mem_refs): Call update_stmt.
3038 (determine_lsm): Remove call to compute_imm_uses and free_df.
3039 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3040 (try_unroll_loop_completely): Call update_stmt.
3041 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3042 (rewrite_use_compare): Call update_stmt.
3043 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3044 (rewrite_use) : Call update_stmt.
3045 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3046 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3048 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3049 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3050 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3052 (initialize_vuse_operand): New. Initialize a vuse operand.
3053 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3054 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3055 (finalize_ssa_defs): Use stmt parameter.
3056 (correct_use_link): Ensure a use node is in the correct list, and has
3057 the correct stmt pointer.
3058 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3059 finalize_ssa_v_must_defs): Also initialize use nodes.
3060 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3061 (build_ssa_operands): Seperate parsing from final operand construction.
3062 (parse_ssa_operands): New. Parse entry point for operand building.
3063 (swap_tree_operands): New. Swap 2 tree operands.
3064 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3066 (get_expr_operands): Call swap_tree_operands when needed.
3067 (copy_virtual_operands): Use initialize routines for virtual use ops.
3068 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3069 (verify_abort): New. Issue imm_use error.
3070 (verify_imm_links): New Verify imm_use links for a var.
3071 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3072 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3073 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3074 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3075 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3076 (NULL_USE_OPERAND_P) Define.
3077 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3079 (struct vuse_operand_type): New struct.
3080 (SET_USE): Call set_ssa_use_from_ptr.
3082 (PHI_ARG_INDEX_FROM_USE): Define.
3083 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3084 argument via SET_USE, not PHI_ARG_DEF_TREE.
3085 * tree-ssa-pre.c (eliminate): Call update_stmt.
3086 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3088 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3089 (nearest_common_dominator_of_uses): Use imm_use iterator.
3090 (statement_sink_location): Use imm_use iterator and interface.
3091 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3092 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3093 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3094 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3095 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3096 if new parameter is true.
3097 (init_tree_ssa): Don't initialize operand cache here.
3098 (delete_tree_ssa): Don't destroy operand cache here.
3099 (propagate_into_addr): Pass in a use pointer, return true if anything
3101 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3102 (check_phi_redundancy): Use imm_use iterator.
3103 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3105 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3106 (release_ssa_name): Delink node and all elements in its imm_use list.
3107 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3108 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3109 * tree-vectorizer.c (need_imm_uses_for): Delete.
3110 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3111 * tree.h (struct ssa_imm_use_d): Define.
3112 (SSA_NAME_IMM_USE_NODE): Define.
3113 (struct tree_ssa_name): Add imm_use node.
3115 (PHI_ARG_IMM_USE_NODE): Define.
3116 (struct phi_arg_d): Add imm_use node.
3117 (struct tree_phi_node): Remove struct dataflow_d element.
3118 (TDF_STMTADDR): Define.
3120 2005-04-05 Dale Johannesen <dalej@apple.com>
3122 * doc/invoke.texi (Optimization Options): Remove
3123 duplicate -fcse-follow-jumps. Add -fweb.
3124 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3125 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3127 2005-04-05 Per Bothner <per@bothner.com>
3129 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3130 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3131 (warn_uninit): Get EXPR_LOCUS from context now instead.
3132 This fixes a USE_MAPPED_LOCATION testsuite failure.
3134 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3136 2005-04-05 Per Bothner <per@bothner.com>
3138 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3139 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3140 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3143 2004-04-05 Devang Patel <dpatel@apple.com>
3145 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3146 (lhsr<mode>3): ... new name.
3147 (altivec_vsra<VI_char>): Rename to ..
3148 (ashr<mode>3): ... new name.
3149 * config/rs6000/rs6000.c (builtin_description): Rename shift
3152 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3154 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3155 gen_lowpart_for_combine.
3156 * cse.c (gen_lowpart_if_possible): Move...
3157 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3159 (gen_lowpart_no_emit_general): Use it.
3161 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3163 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3166 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3168 * system.h: Fix typo.
3170 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3172 * config/bfin/bfin-modes.def: New file.
3173 * config/bfin/bfin-protos.h: New file.
3174 * config/bfin/bfin.c: New file.
3175 * config/bfin/bfin.h: New file.
3176 * config/bfin/bfin.md: New file.
3177 * config/bfin/bfin.opt: New file.
3178 * config/bfin/crti.s: New file.
3179 * config/bfin/crtn.s: New file.
3180 * config/bfin/elf.h: New file.
3181 * config/bfin/lib1funcs.asm: New file.
3182 * config/bfin/predicates.md: New file.
3183 * config/bfin/t-bfin: New file.
3184 * config/bfin/t-bfin-elf: New file.
3185 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3186 Document new attributes.
3187 (interrupt, interrupt_handler, saveall): Update documentation for
3189 * doc/install.texi (Specific): Add entry for the Blackfin.
3190 * doc/invoke.texi (Blackfin Options): New section.
3191 * doc/md.texi (Blackfin family): New section to document constraints.
3192 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3194 2005-04-05 Olivier Hainque <hainque@adacore.com>
3196 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3197 match what the system unwinder expects.
3198 * config/mips/mips.c (mips_frame_set): If we're saving the return
3199 address register and the dwarf return address column number differs
3200 from the hard register number, adjust the note reg to refer to the
3203 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3205 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3206 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3207 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3208 (processor_type): New enum.
3209 (mn10300_processor): New variable.
3210 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3211 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3212 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3213 (PROCESSOR_DEFAULT): New macro.
3214 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3215 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3216 (mn10300_handle_option, mn10300_override_options): New functions.
3217 * config/mn10300/mn10300.opt: New file.
3219 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3220 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3222 PR tree-optimization/19903
3223 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3224 that don't fit in their type after conversion.
3226 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3229 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3230 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3231 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3232 flag here. Implement using define_insn_and_split.
3233 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3234 (frndintxf2_mask_pm_i387): New insn patterns.
3235 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3236 Do not set ix86_optimize_mode_switching flag.
3237 (ceilsf2, ceildf2, ceilxf2): Same.
3238 (btruncsf2, btruncdf2, btruncxf2): Same.
3239 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3241 2005-04-05 Ian Lance Taylor <ian@airs.com>
3244 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3245 i386_pe_record_external_function.
3246 (i386_pe_record_external_function): Update declaration.
3247 * config/i386/winnt.c (struct extern_list): Add decl field.
3248 (i386_pe_record_external_function): Add decl parameter.
3249 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3251 * config/i386/i386-protos.h (i386_pe_record_external_function):
3254 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3256 * config/m68k/m68k-protos.h: Add a prototype for
3257 valid_dbcc_comparison_p_2.
3258 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3259 extend_operator, const_uint32_operand, const_sint32_operand,
3260 general_src_operand, nonimmediate_src_operand,
3261 memory_src_operand, post_inc_operand, pre_dec_operand,
3262 pcrel_address): Move to predicates to predicates.md.
3263 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3264 * config/m68k/m68k.md: Include predicates.md.
3265 * config/m68k/predicates.md: New.
3267 2005-04-04 Roger Sayle <roger@eyesopen.com>
3269 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3271 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3273 2005-04-04 Ian Lance Taylor <ian@airs.com>
3275 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3277 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3278 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3279 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3280 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3281 * c-common.c (c_do_switch_warnings_1): New static function broken
3282 out of c_do_switch_warnings.
3283 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3284 (c_do_switch_expr_warnings): New function.
3285 * c-common.h (c_do_switch_expr_warnings): Declare.
3287 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3288 Daniel Jacobowitz <dan@codesourcery.com>
3290 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3292 * rtlanal.c (may_trap_p): Same.
3294 2005-04-04 Dale Johannesen <dalej@apple.com>
3296 * ChangeLog: remove reference to ChangeLog.12.
3298 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3300 CRIS epilogue as RTL.
3301 * config/cris/cris.md: Change all 0 in unspec 0 to
3303 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3304 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3306 ("return"): Change to define_expand. Call cris_expand_return for
3308 ("*return_expanded"): New pattern.
3309 ("epilogue"): New define_expand.
3310 * config/cris/cris.h (PREDICATE_CODES): Add
3311 cris_load_multiple_op.
3312 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3314 (enum cris_retinsn_type): New.
3315 (struct machine_function): New member return_type.
3316 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3317 (cris_target_asm_function_epilogue): Remove, moving RTLified
3319 (cris_expand_epilogue): New function.
3320 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3321 (cris_gen_movem_load, cris_load_multiple_op)
3322 (cris_return_address_on_stack_for_return, cris_expand_return): New
3324 (cris_target_asm_function_prologue)
3325 (cris_initial_frame_pointer_offset): Call
3326 cris_reg_saved_in_regsave_area instead of complicated expression.
3327 Call cris_return_address_on_stack instead of an expression.
3328 (cris_print_operand) <case 'o', case 'O'>: New cases.
3329 (cris_return_address_on_stack): Change return-type to bool.
3330 (cris_simple_epilogue): Ditto. Return false if registers are
3332 * config/cris/cris-protos.h (cris_simple_epilogue)
3333 (cris_return_address_on_stack): Adjust prototype return type.
3334 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3335 (cris_return_address_on_stack_for_return): New prototypes.
3337 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3339 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3340 gpr_or_int12_operand.
3342 * config/frv/frv-protos.h: Add a prototype to
3343 frv_legitimate_memory_operand and frv_const_unspec_p.
3344 (frv_unspec): Move from frv.c.
3345 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3346 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3347 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3348 gpr_or_fpr_operand, gpr_or_int12_operand,
3349 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3350 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3351 int6_operand, int5_operand, uint5_operand, uint4_operand,
3352 uint1_operand, int_2word_operand, uint16_operand,
3353 upper_int16_operand, integer_register_operand,
3354 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3355 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3356 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3357 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3358 move_destination_operand, movcc_fp_destination_operand,
3359 frv_function_symbol_referenced_p, move_source_operand,
3360 condexec_dest_operand, condexec_source_operand,
3361 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3362 const_unspec_operand, gpr_or_memory_operand,
3363 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3364 icc_operand, fcc_operand, cc_operand, icr_operand,
3365 fcr_operand, cr_operand, call_operand, sibcall_operand,
3366 symbolic_operand, relational_operator,
3367 integer_relational_operator, float_relational_operator,
3368 ccr_eqne_operator, minmax_operator,
3369 condexec_si_binary_operator, condexec_si_media_operator,
3370 condexec_si_divide_operator, condexec_si_unary_operator,
3371 condexec_sf_conv_operator, condexec_sf_add_operator,
3372 condexec_memory_operand, intop_compare_operator, acc_operand,
3373 even_acc_operand, quad_acc_operand, accg_operand: Move to
3375 * config/frv/frv.h (PREDICATE_CODES): Remove.
3376 * config/frv/frv.md: Include predicates.md.
3377 * config/frv/predicates.md: New.
3379 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3382 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3383 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3384 (add_standard_iv_candidates_for_size): New function, extracting code
3385 from add_standard_iv_candidates and parameterizing it by type size.
3386 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3388 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3390 * system.h (GCOV_SIZE_TYPE): Unposion.
3391 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3392 (GCOV_TYPE_SIZE): ...this new macro.
3393 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3394 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3395 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3396 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3397 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3398 instead of unsigned_intSI_type_node.
3399 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3400 (rtl_gen_one_value_profiler_no_edge_manipulation)
3401 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3402 * value-prof.c: Include coverage.h.
3404 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3405 Diego Novillo <dnovillo@redhat.com>
3407 Fix PR tree-optimization/20703
3408 Fix PR tree-optimization/20725
3410 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3411 (create_expression_by_pieces): Ditto.
3412 (valid_in_set): Ditto. Also handle tcc_declaration.
3413 (find_or_generate_expression): Handle comparison class.
3414 (insert_into_preds_of_block): Ditto.
3415 (insert_aux): Ditto.
3416 (create_value_expr_from): Handle comparison class, recursively
3417 handle reference nodes.
3418 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3419 (execute_pre): Fix spacing.
3420 (do_fre): Renamed to execute_fre.
3422 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3424 * doc/invoke.texi (SPARC options): Document that
3425 -mlittle-endian is not supported on Linux either.
3427 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3431 * config.gcc (Obsolete configurations): Remove
3432 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3433 (sparclite-*-coff*): Delete.
3434 (sparclite-*-elf*): Likewise.
3435 (sparc86x-*-elf*): Likewise.
3436 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3437 * config/sparc/lite.h: Delete.
3438 * config/sparc/litecoff.h: Likewise.
3439 * config/sparc/liteelf.h: Likewise.
3440 * config/sparc/sp86x-elf.h: Likewise.
3441 * config/sparc/t-sparclite: Likewise.
3442 * config/sparc/t-sp86x: Likewise.
3444 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3446 * config/s390/s390-protos.h: (s390_comparison,
3447 s390_alc_comparison, s390_slb_comparison, const0_operand,
3448 consttable_operand, larl_operand, s_operand,
3449 shift_count_operand, bras_sym_operand, load_multiple_operation,
3450 store_multiple_operation, s390_plus_operand): Remove prototypes.
3451 (s390_legitimate_address_without_index_p): New prototype.
3452 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3454 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3455 const0_operand, consttable_operand, larl_operand, s_operand,
3456 shift_count_operand, bras_sym_operand, load_multiple_operation,
3457 store_multiple_operation, s390_plus_operand): Move to
3459 (check_mode): Remove.
3460 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3462 (s390_legitimate_address_without_index_p): New.
3463 * config/s390/s390.h (PREDICATE_CODES): Remove.
3464 * config/s390/s390.md: Include predicates.md.
3465 * config/s390/predicates.md: New.
3467 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3470 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3471 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3472 (NEED_INDICATE_EXEC_STACK): Define to 1.
3473 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3474 (NEED_INDICATE_EXEC_STACK): Define to 1.
3475 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3476 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3477 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3478 (pic_helper_emitted_p): New global.
3479 (emit_pic_helper): New function extracted from...
3480 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3481 Do not call emit_pic_helper if delay_pic_helper is true.
3482 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3483 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3484 (sparc_file_end): New function.
3486 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3488 * config/mcore/mcore-protos.h: Remove the prototypes for
3489 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3490 mcore_general_movdst_operand, mcore_reload_operand,
3491 mcore_arith_J_operand, mcore_arith_K_operand,
3492 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3493 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3494 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3495 mcore_literal_K_operand, mcore_addsub_operand,
3496 mcore_compare_operand, mcore_load_multiple_operation,
3497 mcore_store_multiple_operation, mcore_call_address_operand.
3498 Add a prototype for const_ok_for_mcore.
3499 * config/mcore/mcore.c (mcore_call_address_operand,
3500 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3501 mcore_arith_reg_operand, mcore_reload_operand,
3502 mcore_arith_J_operand, mcore_arith_K_operand,
3503 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3504 mcore_arith_M_operand, mcore_arith_imm_operand,
3505 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3506 mcore_literal_K_operand, mcore_addsub_operand,
3507 mcore_compare_operand, mcore_load_multiple_operation,
3508 mcore_store_multiple_operation): Move to predicates.md.
3509 (const_ok_for_mcore): Export.
3510 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3511 * config/mcore/mcore.md: Include predicates.md.
3512 * config/mcore/predicates.md: New.
3514 * config/mcore/predicates.md: Fix a comment typo.
3516 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3517 Adrian Straetling <straetling@de.ibm.com>
3519 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3520 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3521 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3523 ("imul"): Removed from "type" attribute.
3524 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3525 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3526 Changed type to imulsi.
3527 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3529 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3531 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3532 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3533 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3534 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3535 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3536 (TARGET_SWITCHES, mcore_stack_increment_string)
3537 (TARGET_OPTIONS): Delete.
3538 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3539 than *_BIT constants.
3540 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3541 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3542 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3543 (mcore_override_options): Delete mcore_stack_increment code.
3544 Change use of M340_BIT to MASK_M340.
3545 * config/mcore/mcore.opt: New file.
3547 2005-04-04 Ian Lance Taylor <ian@airs.com>
3549 * config/arm/arm.c (replace_symbols_in_block): Remove static
3552 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3554 * config/fr30/fr30-protos.h: Remove the prototypes for
3555 stack_add_operand, add_immediate_operand,
3556 high_register_operand, low_register_operand, call_operand,
3557 di_operand, and nonimmediate_di_operand.
3558 * config/fr30/fr30.c (stack_add_operand,
3559 add_immediate_operand, high_register_operand,
3560 low_register_operand, call_operand, di_operand,
3561 nonimmediate_di_operand): Move to predicates.md.
3562 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3563 * config/fr30/fr30.md: Include predicates.md.
3564 * config/fr30/predicates.md: New.
3566 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3567 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3568 mcore_call_address_operand.
3570 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3571 general_movsrc_operand.
3573 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3575 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3578 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3581 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3584 2005-04-04 Richard Henderson <rth@redhat.com>
3585 Jakub Jelinek <jakub@redhat.com>
3587 PR rtl-optimization/16104
3588 * fold-const.c (fold_unary): Fix folding of vector conversions.
3590 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3592 * config.gcc (xstormy16-*-elf): Set extra_options.
3593 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3594 * config/stormy16/stormy16.opt: New file.
3596 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3598 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3599 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3600 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3601 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3602 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3603 (TARGET_UNIX_ASM): Delete.
3604 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3605 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3606 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3607 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3608 * config/pdp11/pdp11.opt: New file.
3610 2005-04-03 Roger Sayle <roger@eyesopen.com>
3611 Alexandre Oliva <aoliva@redhat.com>
3614 * fold-const.c (non_lvalue): Split tests into...
3615 (maybe_lvalue_p): New function.
3616 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3617 C++ front-end prior to lowering into gimple form.
3619 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3622 BUILT_IN_STRNCASECMP): New.
3623 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3626 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3629 * arm.md (addsi3_compare0_for_combiner): Delete.
3630 (addsi3_compare0_scratch_for_combiner): Delete.
3631 (cmpsi_neg_shiftsi): Delete.
3632 (compare_negsi_si): New pattern.
3633 (cmpsi_negshiftsi_si): New pattern.
3634 (negated_cbranchsi4): Restrict to equality_operator.
3636 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3639 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3641 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3644 * doc/install.texi: Fix a typo.
3646 2005-04-03 Steven Bosscher <stevenb@suse.de>
3649 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3650 a computed goto if the edge to the computed goto block has
3651 incoming abnormal edges. Clarify how the function works.
3653 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3655 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3656 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3657 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3658 hash_scan_set, reg_set_between_after_reload_p,
3659 reg_used_between_after_reload_p, get_avail_load_store_reg,
3660 eliminate_partially_redundant_load): Likewise.
3661 * postreload.c (reload_cse_simplify_set,
3662 reload_combine_note_use): Likewise.
3663 * predict.c (predict_insn, expected_value_to_br_prob,
3664 propagate_freq, expensive_function_p): Likewise.
3665 * print-rtl.c (print_rtx): Likewise.
3666 * profile.c (instrument_edges, instrument_values,
3667 compute_branch_probabilities, branch_prob, union_groups,
3668 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3669 * protoize.c (in_system_include_dir, file_could_be_converted,
3670 file_normally_convertible, gen_aux_info_file, seek_to_line,
3671 do_cleaning): Likewise.
3672 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3673 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3674 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3676 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3678 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3679 * modulo-sched.c (undo_replace_buff_elem): New structure.
3680 (kernel_number_of_cycles, ps_unschedule_node,
3681 undo_generate_reg_moves,free_undo_replace_buff,
3682 undo_permute_partial_schedule, loop_single_full_bb_p,
3683 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3684 build_loops_structure, get_sched_window): New.
3685 (generate_reg_moves): Return undo_replace_buff_elem and other
3687 (generate_prolog_epilog): Remove old loop versioning.
3688 (sms_schedule): Use loop information and loop_version.
3689 (sms_schedule_by_order): Split part of it to get_sched_window.
3690 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3691 cfg_layout_finalize and free_dominance_info before/after SMS.
3693 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3695 * cfghooks.c (lv_flush_pending_stmts,
3696 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3697 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3698 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3699 lv_add_condition_to_bb,
3700 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3701 flush_pending_stmts): New in cfg_hooks structure.
3702 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3703 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3704 lv_add_condition_to_bb): New declarations.
3705 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3707 (loop_version): Declare.
3708 * cfgloopmanip.c (cfghooks.h): Include.
3709 (duplicate_loop_to_header_edge): Change return type to bool.
3710 (loop_version, lv_adjust_loop_entry_edge): Move here.
3711 * cfgrtl.c (cfgloop.h): Include.
3712 (rtl_verify_flow_info_1): Fix.
3713 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3714 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3716 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3717 tree_lv_add_condition_to_bb): New.
3718 (tree_cfg_hooks): Add new hooks to initialization.
3719 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3720 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3722 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3724 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3725 xstormy16_below100_or_register,
3726 xstormy16_splittable_below100_or_register, and
3727 nonimmediate_nonstack_operand.
3729 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3730 xstormy16_ineqsi_operator, equality_operator,
3731 inequality_operator, shift_operator,
3732 xstormy16_below100_operand, xstormy16_below100_or_register,
3733 xstormy16_splittable_below100_or_register,
3734 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3735 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3736 equality_operator, inequality_operator,
3737 xstormy16_below100_operand, xstormy16_below100_or_register,
3738 xstormy16_splittable_below100_or_register,
3739 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3740 nonimmediate_nonstack_operand, shift_operator): Move to
3742 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3743 * config/stormy16/stormy16.md: Include predicates.md.
3744 * config/stormy16/predicates.md: New.
3746 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3748 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3749 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3750 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3751 move_operand, power_of_2_operand): Move to predicates.md.
3752 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3753 PREDICATE_CODE): Remove.
3754 * config/iq2000/iq2000.md: Include predicates.md.
3755 * config/iq2000/predicates.md: New.
3757 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3759 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3760 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3761 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3762 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3763 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3764 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3765 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3766 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3767 (TARGET_M68HC11): Delete.
3768 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3769 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3770 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3771 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3772 (nb_soft_regs): Delete.
3773 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3774 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3775 and MASK_M6812 being set simultaneously. Change the code that sets
3776 the default m68hc11_soft_reg_count to use integers instead of strings.
3777 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3778 m68hc11_soft_reg_count (which now has an int type) as the number
3780 * config/m68hc11/m68hc11.opt: New file.
3782 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3784 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3785 fp_displacement_operand, sp_displacement_operand.
3787 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3789 Remove the prototypes for tst_operand, cmp_operand,
3790 stack_register_operand, d_register_operand,
3791 hard_addr_reg_operand, splitable_operand,
3792 m68hc11_logical_operator, m68hc11_arith_operator,
3793 m68hc11_non_shift_operator, m68hc11_shift_operator,
3794 m68hc11_unary_operator, m68hc11_eq_compare_operator,
3795 non_push_operand, hard_reg_operand, and
3796 reg_or_some_mem_operand.
3797 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
3799 (tst_operand, cmp_operand, non_push_operand,
3800 splitable_operand, reg_or_some_mem_operand,
3801 stack_register_operand, d_register_operand,
3802 hard_addr_reg_operand, hard_reg_operand,
3803 m68hc11_eq_compare_operator, m68hc11_logical_operator,
3804 m68hc11_arith_operator, m68hc11_non_shift_operator,
3805 m68hc11_shift_operator, m68hc11_unary_operator): Move to
3807 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3808 * config/m68hc11/m68hc11.md: Include predicates.md.
3809 * config/m68hc11/predicates.md: New.
3811 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3814 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
3815 change checked in along with 2005-03-03's patch for debug/20253.
3816 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3817 (remap_decl): Insert type decl in map earlier.
3819 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3821 PR tree-optimization/20640
3822 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3823 post-dominator if it has phi nodes.
3824 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3825 before dead statements.
3827 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3830 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3832 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3834 PR rtl-optimization/20290
3835 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3836 in every iteration if the entry point is the exit test.
3838 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3840 * config/cris/cris.md (attribute "length"): Define.
3842 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3844 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3845 (word_offset_memref_operand): New.
3846 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3847 (indexed_or_indirect_operand): Delete.
3848 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3849 (indexed_or_indirect_operand): Delete.
3851 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3854 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3857 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3858 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3860 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3862 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3864 2005-04-01 Ian Lance Taylor <ian@airs.com>
3866 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3867 (rus, prus): Remove static variables.
3868 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3869 (process_command): Permit report_times and use_pipes together.
3871 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3873 * c-decl.c (validate_proto_after_old_defn): Look at
3874 TYPE_MAIN_VARIANT of argument types.
3876 2005-04-01 Paul Brook <paul@codesourcery.com>
3878 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3879 (arm_output_function_epilogue): Allow call_via_SP.
3880 (thumb_call_via_reg, arm_file_end): Ditto.
3881 * config/arm/arm.h (struct machine_function): Include space for SP.
3882 (thumb_call_via_label): Update declaration.
3884 2005-04-01 Ian Lance Taylor <ian@airs.com>
3886 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3887 doing a peephole optimization, once again put any notes in the
3890 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3892 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3894 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3896 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3897 (block_alloc, find_free_reg): Likewise.
3898 * loop-doloop.c (doloop_modify): Likewise.
3899 * loop-invariant.c (record_use): Likewise.
3900 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3901 get_iv_value, canon_condition, eliminate_implied_condition,
3902 eliminate_implied_condition, simplify_using_initial_values,
3903 shorten_into_mode, canonicalize_iv_subregs,
3904 iv_number_of_iterations): Likewise.
3905 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3906 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3907 unswitch_loop): Likewise.
3908 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3909 move_movables, replace_call_address, find_and_verify_loops,
3910 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3911 record_giv, final_giv_value, general_induction_var,
3912 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3913 loop_giv_dump): Likewise.
3915 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3916 GCOV_CHECK_WRITING): Remove.
3917 (gcov_position, gcov_rewrite): Use gcc_assert.
3918 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3919 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3920 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3923 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3925 * tree-inline.c: Fix a typo.
3927 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3929 * configure.ac (enable-checking): Explicitly set all variables for
3930 collective switch values. Alphabetize variables. Rename
3931 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3933 * doc/install.texi (enable-checking): Update documentation.
3934 * configure: Rebuilt.
3936 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3938 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3941 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3943 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3944 Also reject cases where this pattern will cause load delay stalls
3945 unless optimizing for size and it will produce a shorter sequence.
3946 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3947 variants to avoid pre-adjusting the base when possible.
3949 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3951 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3952 the frame and argument pointers.
3953 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3954 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3955 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3956 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3957 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3958 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3960 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3962 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3963 with entry for selectany attribute.
3964 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3966 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3967 (i386_pe_asm_named_section): Handle sections generated by
3968 selectany attribute.
3969 * doc/extend.texi (selectany): Document attribute.
3971 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3972 Jan Hubicka <jh@suse.cz>
3974 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3975 to fix addresses involving EBP and ESP.
3976 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3977 for SUBREGed registers.
3978 (legitimate_address_p): Accept SUBREGed registers.
3980 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3983 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3984 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3987 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3989 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3991 2005-04-01 James E Wilson <wilson@specifixinc.com>
3994 * dwarf2out.c (rtl_for_decl_init): New function.
3995 (rtl_for_decl_location): Extracted from here.
3996 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3997 add_const_value_attribute. Delete initializer_constant_valid_p call.
3999 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4001 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4002 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4003 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4004 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4005 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4006 config/i386/i386.md, config/rs6000/predicates.md,
4007 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4008 config/s390/s390.c, config/stormy16/stormy16.c,
4009 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4012 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4015 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4016 COND_EXPR and CALL_EXPR.
4018 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4021 * genautomata.c (first_cycle_unit_presence): Check all alternative
4022 states for unit presence.
4024 * doc/md.texi: Remove remark about impossibility to query unit
4025 presence in non nondeterministic automaton state.
4027 * config/ia64/ia64.c (get_template): Change order of unit querying.
4029 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4031 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4034 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4036 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4037 flag for edges outside any loops.
4039 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4041 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4043 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4045 * tree-ssa-alias.c: Follow spelling conventions.
4046 * doc/tree-ssa.texi: Fix a typo.
4048 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4050 * postreload-gcse.c: Include target.h.
4051 (gcse_after_reload_main): Return early if we cannot modify jumps.
4052 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4054 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4056 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4057 expensive operations.
4059 2005-03-31 Ian Lance Taylor <ian@airs.com>
4061 * collect2.c (lderrout): New variable.
4062 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4063 if it is set, to stderr.
4064 (handler): Unlink lderrout if it is set.
4065 (dump_file): Add "to" parameter. Change all callers.
4066 (main): Initialize lderrout.
4067 (collect_execute): Add errname parameter. Change all callers.
4068 Rename redir parameter to outname. Never pass
4069 PEX_STDERR_TO_STDOUT to pex_run.
4070 * collect2.h (collect_execute, dump_file): Update declarations.
4071 * tlink.c (tlink_execute): Add errname parameter. Change all
4073 (do_tlink): Check lderrout as well as ldout.
4075 2005-03-31 Caroline Tice <ctice@apple.com>
4077 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4078 (bb-reorder.o): Add errors.h to list of requirements.
4079 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4080 profiledbootstrap flags.
4081 * bb-reorder.c (errors.h): Add new include.
4082 (struct bbro_basic_block_data_def): Add new field, in_trace.
4083 (add_unlikely_executed_notes): Remove function.
4084 (mark_bb_for_unlikely_executed_section): Remove function.
4085 (insert_section_boundary_note): New function.
4086 (verify_hot_cold_block_grouping): New function.
4087 (push_to_next_round_p): Remove variables and tests that push all
4088 cold blocks to last round.
4089 (find_traces): Remove code that added extra round of trace finding
4090 when doing partitioning.
4091 (find_traces_1_round) : Remove variable last_round; add code to
4092 update new struct field, in_trace; correct trace_length where it was
4093 incorrect before (after call to copy_bb); change code that pushed all
4094 cold blocks to last round. Instead verify that all blocks going into
4095 a trace belong in the same partition.
4096 (connect_traces): Modify to connect the traces in two passes, if the
4097 function contains both hot and cold blocks. The first pass connects
4098 all the traces for blocks in the partition that the first block in
4099 the function belongs to; the second pass connnects all the traces
4100 containing blocks that belong in the other partition.
4101 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4102 code that automatically put the first block in a function into the
4103 hot partition if the function had any hot blocks.
4104 (fix_crossing_unconditional_branches): Check number of succ edges
4105 before attempting to get one.
4106 (fix_edges_for_rarely_executed_code): Update comment describing
4108 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4109 remove call to add_unlikely_executed_notes; add call to
4110 verify_hot_cold_block_grouping.
4111 (duplicate_computed_gotos): Don't change computed goto if it's a
4113 (partition_hot_cold_basic_blocks): Update function comment.
4114 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4116 (try_forward_edges): Likewise.
4117 (merge_blocks_move_predecessor_nojumps): Likewise.
4118 (merge_blocks_move_successor_nojumps): Likewise.
4119 (merge_blocks_move): Likewise.
4120 (try_crossjump_bb): Likewise.
4121 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4122 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4123 notes to cold bb's; remove call to update_unlikely_executed_notes.
4124 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4125 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4126 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4127 function declaration.
4128 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4130 (rtl_can_merge_blocks): Remove redundancy from condition.
4131 (try_redirect_by_replacing_jump): Likewise.
4132 (force_nonfallthru_and_redirect): Remove code for adding
4133 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4134 (commit_one_edge_insertion): Likewise.
4135 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4136 * dbxout.c (FORCE_TEXT): Replace function_section with
4137 current_function_section.
4138 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4139 function, switch_text_section.
4140 (struct xcoff_debug): Likewise.
4141 (dbxout_function_end): Add code to put out label diffs for both
4142 hot and cold sections.
4143 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4144 for new debug_hooks funciton, switch_text_section..
4145 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4146 switch_text_section.
4147 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4148 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4149 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4150 dw_fde_switched_sections.
4151 (output_call_frame_info): Add test to see if function switches text
4152 sections in the middle; if so, use appropriate extra hot and cold
4153 section labels to compute size deltas for the hot and cold sections.
4154 (dwarf2out_begin_prologue): Add code to initialize new fields in
4156 (dwarf2out_switch_text_section): New function (invoked through
4157 debug_hook); updates new fields in dw_fde_struct appropriately and
4158 increments separate_line_info_table_in_use.
4159 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4160 dwarf2out_switch_text_section.
4161 (struct var_loc_node): Add new field, section_label.
4162 (output_aranges): Add code to check whether in hot or cold section and
4163 use the appropriate label in calculating deltas.
4164 (output_ranges): Likewise.
4165 (output_line_info): Add code to check which section we're in and
4166 use appropriate hot/cold label.
4167 (add_location_or_constant_value_attribute): Likewise.
4168 (gen_subprogam_die): Modify arange attributes to use correct labels.
4169 (dwarf2out_begin_block): Change call to function_section into call to
4170 current_function_section.
4171 (dwarf2out_end_block): Likewise.
4172 (dwarf2out_source_line): Likewise.
4173 (dwarf2out_var_location): Add code to check whether in hot or cold
4174 section and use the appropriate label.
4175 * except.c (output_function_exception_table): Change call to
4176 function_section into call to current_function_section.
4177 * final.c (profile_function): Likewise.
4178 (scan_ahead_for_unlikely_executed_note): Remove function.
4179 (final_scan_insn): Remove calls to
4180 scan_ahead_for_unlikely_executed_note, and related code for switching
4181 to cold section, except for the single time
4182 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4183 debug_hooks->switch_text_sections; replace appropriate calls to
4184 function_section with calls to current_function_section.
4185 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4186 test_bb to condition.
4187 (find_if_case_2): Likewise.
4188 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4189 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4190 * opts.c (decode_options): Change warning about hot/cold partitioning
4191 with exceptionss to inform (so as not to cause bootstrap failures);
4192 remove warning about partitioning with DWARF debug info.
4193 * output.h (current_function_section): Add new function decl.
4194 (insert_section_boundary_note): Likewise.
4195 (enum in_section): Move this declaration here from varasm.c.
4196 (unlikely_section_label): Likewise.
4197 (unlikely_text_section_name): Likewise.
4198 (last_text_section_name): New global variable.
4199 (last_text_section): Likewise.
4200 (hot_section_label): Likewise.
4201 (hot_section_end_label): Likewise.
4202 (cold_section_end_label): Likewise.
4203 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4204 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4205 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4206 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4207 insn from consideration.
4208 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4209 switch_text_section.
4210 * varasm.c (basic-block.h): Add new include.
4211 (unlikely_section_label_printed): Remove global variable.
4212 (unlikely_section_label): Make global variable not be static any more.
4213 (unlikely_text_section_name): Likewise.
4214 (hot_section_end_label): New global variable (not static)
4215 (first_function_block_is_cold): Likewise.
4216 (hot_section_label): Likewise.
4217 (cold_section_end_label): Likewise..
4218 (last_text_section): New global variable, not static.
4219 (last_text_section_name): New global variable, not static.
4220 (initialize_cold_section_name): New function.
4221 (enum in_section): Move declaration to output.h.
4222 (text_section): Update last_text_section.
4223 (unlikely_text_section): Replace code to determine cold section name
4224 with call to initialize_cold_section_name; Add code to update
4225 last_text_section; remove code for printing out label.
4226 (named_section_real): Add code to update last_text_section and
4227 last_text_section_name as appropriate.
4228 (function_section): Change test for 'unlikely' to depend on
4229 first_function_block_is_cold (moved old test to
4230 current_function_section).
4231 (current_function_section): New function.
4232 (assemble_start_function): Move code that frees
4233 unlikely_text_section_name; initialize hot_section_end_label;
4234 print hot and cold section labels at the start of the function;
4235 set first_function_block_is_cold, if appropriate; initialize l
4236 ast_text_section; add call to insert_section_boundary_note.
4237 (assemble_end_function): Add code to write out hot and cold section
4239 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4240 switch_text_section.
4241 * config/darwin.c (machopic_select_section): Replace incorrect
4242 function in base_funs; update reloc for cold sections if necessary.
4243 * config/darwin.h (SECTION_FUNCTION): Add code to update
4244 last_text_section if appropriate.
4245 (text_unlikely_section): Remove.
4246 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4247 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4248 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4249 partitioning for this architecture.
4251 2005-03-31 Olivier Hainque <hainque@adacore.com>
4253 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4254 defined and non-zero.
4256 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4259 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4262 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4265 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4266 label operand. Remove (use (unspec..)). Don't emit a label on
4268 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4269 generate inline label for load_toc_v4_PIC_1b.
4270 (rs6000_emit_load_toc_table): Likewise.
4272 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4274 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4275 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4277 2005-03-29 Devang Patel <dpatel@apple.com>
4279 * tree-sra.c (decide_block_copy): Disable scalarization of
4282 2005-03-30 Stuart Hastings <stuart@apple.com>
4283 Dale Johannesen <dalej@apple.com>
4285 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4286 * print-tree.c (print_node): Add case STATEMENT_LIST.
4288 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4290 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4291 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4292 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4293 is given with "powerpc64*" or "all", or when --with-cpu chooses
4296 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4299 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4300 gen_lexical_block_die.
4301 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4303 2005-03-31 Jan Hubicka <jh@suse.cz>
4305 2004-11-02 Jan Hubicka <jh@suse.cz>
4307 * cgraph.c (cgraph_varpool_node_name): New function.
4308 (dump_cgraph_varpool_node): New function.
4309 (dump_varpool): New function.
4310 * cgraphunit.c (cgraph_optimize): Dump varpool.
4312 2004-10-16 Jan Hubicka <jh@suse.cz>
4314 * cgraph.c (decide_is_variable_needed): New function.
4315 (cgraph_varpool_finalize_decl): Use it.
4316 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4318 * final.c (output_addr_const): Do not call mark_referenced.
4319 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4320 always go via cgraph.
4321 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4322 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4323 * tree-optimize.c (execute_inline): Mark functions called.
4324 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4326 2004-10-11 Jan Hubicka <jh@suse.cz>
4328 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4329 (cgraph_varpool_last_needed_node): New static variable.
4330 (enqueue_needed_varpool_node): Break out from ...; add items to the
4331 end of queue; update first pointers.
4332 (cgraph_varpool_mark_needed_node): ... here.
4333 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4334 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4335 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4336 (cgraph_varpool_first_unanalyzed_node): Declare.
4337 * cgraphunit.c: Include output.h.
4338 (cgraph_varpool_analyze_pending_decls): New function.
4339 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4340 for errors, analyze pending decls.
4341 (cgraph_finalize_compilation_unit): Only analyze decls.
4342 (cgraph_optimize): Assemble the decls after expanding.
4344 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4346 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4347 subvars get marked properly in tags for grouping.
4348 (add_pointed_to_var): Mark only actual pointed to
4349 variables/subvars in addresses needed.
4350 (create_overlap_variables_for): Clear call clobbered on original
4352 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4353 addresable vars with subvars into list.
4354 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4357 2005-03-30 Richard Henderson <rth@redhat.com>
4359 * cgraph.h (struct cgraph_node): Add alias.
4360 * varasm.c (assemble_alias): Set it.
4361 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4362 avoid calling cgraph_expand_function.
4364 2005-03-30 Tom Tromey <tromey@redhat.com>
4366 * tree.def (FILE_TYPE): Removed.
4367 * typeclass.h (enum type_class): Removed file_type_class.
4368 * dwarf2out.c (is_base_type): Updated.
4369 (gen_type_die): Likewise.
4370 * dbxout.c (dbxout_type): Updated.
4371 * builtins.c (type_to_class): Updated.
4372 * tree.c (type_contains_placeholder_1): Updated.
4373 * config/sparc/sparc.c (sparc_type_code): Updated.
4374 * config/ia64/ia64.c (hfa_element_mode): Updated.
4375 * expr.c (count_type_elements): Updated.
4376 * stor-layout.c (layout_type): Updated.
4377 * tree-inline.c (remap_type): Updated.
4378 * tree-pretty-print.c (dump_generic_node): Updated.
4380 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4382 * builtins.c (expand_builtin_powi): Fix mode of
4383 2nd argument to match int.
4384 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4385 2nd argument type to int.
4386 * libgcc2.c: Change prototype of __powi* functions to use
4389 2005-03-30 Dale Johannesen <dalej@apple.com>
4392 * calls.c (expand_call): Flush pending deferrals before
4395 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4399 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4400 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4401 c_label_context, label_context_stack): New.
4402 * c-decl.c (define_label): Check for jumps into statement
4403 expressions. Add label to list of defined labels.
4404 (start_function): Push context on label_context_stack.
4405 (finish_function): Pop context from label_context_stack.
4406 * c-typeck.c (label_context_stack): New.
4407 (c_finish_goto_label): Check for jumps into statement
4408 expressions. Add label to list of jumped to labels.
4409 (struct c_switch): Add blocked_stmt_expr.
4410 (c_start_case): Initialize it.
4411 (do_case): Check it.
4412 (c_finish_case): Verify !blocked_stmt_expr.
4413 (c_begin_stmt_expr): Push context on label_context_stack.
4414 Increment blocked_stmt_expr. Mark labels jumped to from outside
4416 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4417 defined in the statement expression and no longer jumpable to.
4418 Mark labels jumped to from just outside the statement expression
4419 as again definable. Pop context from label_context_stack.
4420 * doc/extend.texi (Statement Exprs): Update.
4422 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4425 * c-decl.c (start_function): Check for old_decl being
4428 2005-03-30 Ian Lance Taylor <ian@airs.com>
4430 * final.c (final): Remove prescan parameter. Change all callers.
4431 (final_scan_insn): Remove prescan parameter. Change all callers.
4433 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4435 * tree-vectorizer.c: Fix comment typos.
4437 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4439 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4440 as soon as a chrec_dont_know is detected.
4442 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4444 Merge from csl-arm-branch.
4445 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4447 * tlink.c (recompile_files): Do not assume that "rename" can
4448 overwrite an existing file.
4450 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4452 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4453 * gcc/configure: Regenerate.
4455 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4457 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4459 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4461 * calls.c (struct arg_data): Update "partial" comment.
4462 (load_register_parameters): Update "nregs" comment.
4464 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4466 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4467 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4468 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4469 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4470 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4471 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4472 than target_flags & 0.
4473 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4474 (iq2000_arch, iq2000_parse_cpu): Delete.
4475 (TARGET_HANDLE_OPTION): Override default.
4476 (iq2000_handle_option): New function.
4477 (override_options): Remove -march= and -mcpu= handling.
4478 * config/iq2000/iq2000.opt: New file.
4480 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4482 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4483 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4484 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4485 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4486 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4487 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4488 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4489 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4490 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4491 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4492 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4493 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4494 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4495 (TARGET_OPTIONS): Delete.
4496 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4497 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4498 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4499 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4500 (c4x_cpu_version_string): Delete.
4501 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4502 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4503 equivalent -mcpu= option.
4504 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4505 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4506 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4507 or clearing the appropriate MASK_* bit.
4508 (c4x_file_start): Use c4x_cpu_version.
4509 * config/c4x/c4x.opt: New file.
4511 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4513 * doc/options.texi: Document the new MaskExists flag.
4514 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4515 if the option has the MaskExists flag.
4517 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4519 * opt-functions.awk (flag_set_p, test_flag): New functions.
4520 (switch_flags): Use them.
4521 * opth-gen.awk: Use flag_set_p to check for flags.
4522 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4524 2005-03-30 Ian Lance Taylor <ian@airs.com>
4526 * config.host (i[34567]86-*-mingw32*): Don't set
4527 host_can_use_collect2 to no.
4529 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4532 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4533 Remove convert_memory_address call duplicating that in memory_address.
4535 2005-03-29 Richard Henderson <rth@redhat.com>
4538 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4539 (build_compound_literal): Likewise. Propagate decl type into the
4541 (finish_decl): Likewise. Use new return value from complete_array_type
4542 for zero sized arrays.
4543 (complete_array_type): Move ...
4544 * c-common.c (complete_array_type): ... here. Change first argument
4545 to pointer-to-type-node. Consistently use sizetype for the index
4546 except for zero sized arrays. Detect zero sized arrays for pedantic
4547 mode diagnostics. Create a new type node instead of modifying the
4549 * c-tree.h (complete_array_type): Move decl ...
4550 * c-common.h (complete_array_type): ... here.
4552 2005-03-29 Richard Henderson <rth@redhat.com>
4555 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4557 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4559 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4560 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4561 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4562 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4564 2005-03-29 Eric Christopher <echristo@redhat.com>
4566 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4567 truthvalue conversion removal.
4569 2005-03-29 Ian Lance Taylor <ian@airs.com>
4572 * collect2.c: Never include <vfork.h>.
4573 (VFORK_STRING, vfork): Don't define.
4574 (pid): Remove global variable.
4575 (handler): Call raise instead of kill (getpid(), ...).
4576 (collect_wait): Add pex parameter. Change all callers. Use
4577 pex_get_status rather than pwait.
4578 (do_wait): Add pex parameter. Change all callers.
4579 (collect_execute): Return struct pex_obj * rather than void. Use
4580 pex routines rather than pexecute.
4581 (fork_execute): Get pex_obj from collect_execute, and pass it to
4583 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4584 Only declare quit_handler if SIGQUIT is defined.
4585 (scan_libraries): Likewise.
4586 * collect2.h (collect_execute): Update declaration.
4587 (collect_wait): Update declaration.
4588 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4589 pass it to collect_wait.
4591 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4594 * c-parser.c (c_parser_compound_statement_nostart): Give error
4595 message for EOF instead of just setting parser->error.
4597 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4599 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4600 (slpeel_update_phi_nodes_for_guard1): New function.
4601 (slpeel_update_phi_nodes_for_guard2): New function.
4602 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4603 of slpeel_update_phi_nodes_for_guard.
4604 (vectorize_loops): Remove call to loop_closed_rewrite.
4605 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4608 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4610 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4611 (TARGET_LITTLE_ENDIAN): New macro.
4612 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4613 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4614 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4615 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4616 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4617 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4618 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4619 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4620 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4621 (TARGET_OPTIONS): Delete.
4622 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4623 (CACHE_FLUSH_TRAP): Turn into an integer.
4624 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4625 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4626 -mflush-trap is in use.
4627 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4628 (m32r_cache_flush_trap_string): Delete.
4629 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4630 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4631 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4632 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4633 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4634 -mmodel= and -msdata= handling from...
4635 (m32r_init): ...here.
4636 * config/m32r/m32r.opt: New file.
4638 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4640 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4641 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4642 * tree-vect-analyze.c (vect_object_analysis): additional parm
4643 pass back a "struct ptr_info_def *" with the points-to info.
4644 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4645 statement using info returned from vect_object_analysis.
4646 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4647 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4648 for virtual uses and defs when creating a replacement vector
4649 reference. Call duplicate_ssa_name_ptr_info to define points-to
4650 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4651 (vectorizable_store): copy_virtual_operands and update
4652 definition statements.
4653 (vectorizable_load): copy_virtual_operands. Remove call to
4654 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4655 * tree-vectorizer.c (vectorize_loops): Remove calls to
4656 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4657 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4658 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4659 define macro STMT_VINFO_PTR_INFO for use in accessing.
4660 * tree.h add export of duplicate_ssa_name_ptr_info.
4661 * rs6000.c (altivec_init_builtins): Declare builtin function
4662 __builtin_altivec_mask_for_load to be "const".
4664 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4667 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4668 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4669 assemble_variable on aliases.
4670 * varasm.c (assemble_alias): Set node->alias.
4671 * toplev.c (wrapup_global_declarations): Don't call
4672 rest_of_decl_compilation on aliases again.
4674 2005-03-29 Paul Brook <paul@codesourcery.com>
4676 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4677 * config/arm/arm.c (arm_dbx_register_number): New function.
4678 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4680 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4683 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4684 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4686 2005-03-29 Dale Johannesen <dalej@apple.com>
4688 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4689 $(TREE_H) and $(COVERAGE_H).
4690 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4691 * opts.c (common_handle_option): Enable tree-based value transforms.
4692 * toplev.c (process_options): Ditto.
4693 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4694 refers to references to this type.
4695 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4696 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4697 for may_be_more, may_be_less.
4698 (rtl_gen_pow2_profiler): Adjust.
4699 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4700 (rtl_gen_one_value_profiler): Adjust.
4701 (rtl_gen_const_delta_profiler): Adjust.
4702 * tree-profile.c (tree_gen_interval_profiler): Implement.
4703 (tree_gen_pow2_profiler): Ditto.
4704 (tree_gen_one_value_profiler): Ditto.
4705 (tree_profiling): New.
4706 (pass_tree_profile): Reference it.
4707 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4709 (insn_divmod_values_to_profile): Rename to
4710 rtl_divmod_values_to_profile. Adjust.
4711 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4712 (insn_prefetch_values_to_profile): Adjust.
4713 (rtl_value_profile_transformations): Adjust.
4714 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4715 (gen_mod_pow2): Rename to rtl_mod_pow2.
4716 (gen_mod_subtract): Rename to rtl_mod_subtract.
4717 (divmod_fixed_value_transform): Rename to
4718 rtl_divmod_fixed_value_transform.
4719 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4720 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4721 (rtl_find_values_to_profile): Adjust.
4722 (tree_value_profile_transformations): Implement.
4723 (tree_divmod_values_to_profile): New.
4724 (tree_values_to_profile): New.
4725 (tree_divmod_fixed_value): New.
4726 (tree_mod_pow2): New.
4727 (tree_mod_subtract): New.
4728 (tree_divmod_fixed_value_transform): New.
4729 (tree_mod_pow2_value_transform): New.
4730 (tree_mod_subtract_transform): New.
4731 (tree_find_values_to_profile): Implement.
4732 * profile.c (instrument_values): Free histograms.
4733 (compute_value_histograms): Adjust. Implement tree version.
4735 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4737 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4738 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4739 variable. Output "fldcw" depending on round_mode.
4740 * config/i386/i386.md (UNSPEC_FIST): New.
4741 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4742 New isns patterns to implement lrint and llrint built-ins as x87
4744 (fistdi2, fist<mode>2 splitters): New splitters.
4745 (lrint<mode>2): New expanders.
4747 2005-03-28 Ian Lance Taylor <ian@airs.com>
4749 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4750 0 when calling final_scan_insn.
4752 2005-03-28 Jan Hubicka <jh@suse.cz>
4755 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4758 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4759 types where possible.
4761 2005-03-26 Per Bothner <per@bothner.com>
4763 Make -f[no-]show-column also control non-cpp diagnostics.
4764 * c.opt (fshow-column): Move option from here ...
4765 * common.opt (fshow-column): ... to here.
4766 * diagnostic.c (diagnostic_build_prefix): Only print column number
4767 if flag_show_column.
4769 2005-03-27 Steven Bosscher <stevenb@suse.de>
4771 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4772 vax_output_conditional_branch): New prototypes.
4773 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4774 extracted from vax.md mov and add patterns.
4775 (vax_output_conditional_branch): New function to output conditional
4776 branch instructions.
4777 * vax.md: Use mode macros for arithmetic and mov patterns.
4778 Use code macros for the jump patterns.
4780 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4782 * Makefile.in (libbackend.o): Depend on version files;
4783 add custom generation command.
4785 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4788 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4789 sure that we have a REG before getting its REGNO.
4791 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4793 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4794 * builtins.def (BUILT_IN_STRNDUP): New.
4796 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4798 PR tree-optimization/20470
4799 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4802 2005-03-25 Mike Stump <mrs@apple.com>
4804 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4807 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4809 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4810 Use our own structure definitions.
4812 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
4813 (fix_truncdfsi2): Allow registers or memory as destination.
4814 When TARGET_PPC_GFXOPT, generate simplified pattern.
4815 (fix_truncdfsi2_internal): Use define_insn_and_split.
4816 (fix_truncdfsi2_internal_gfxopt): New.
4817 (fctiwz): Don't confuse register allocation by giving it no choices.
4819 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4820 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4821 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4822 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4824 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4826 * dominance.c (free_dominance_info): Speed up by freeing et
4827 data structures without maintaining other nodes.
4828 * et-forest.c (et_free_tree_force): New.
4829 * et-forest.h: Add a prototype for et_free_tree_force.
4831 * tree.c (get_set_constructor_bits,
4832 get_set_constructor_bytes): Remove.
4833 * tree.h: Remove the corresponding prototypes.
4835 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4838 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4839 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4840 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4841 PRE_DEC, NEG and NOT.
4843 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4845 * fold-const.c: Convert uses of fold (build (...)) to
4848 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4850 PR rtl-optimization/20249
4851 * cse.c (insert_regs): Do not record equivalence of registers in
4854 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4856 * emit-rtl.c (reverse_comparison): Remove.
4857 * rtl.h: Remove the corresponding prototype.
4859 2005-03-24 James E Wilson <wilson@specifixinc.com>
4861 * doc/install.texi (--enable-altivec): Delete docs.
4863 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4865 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4866 SFmode and DFmode before reload when
4867 flag_unsafe_math_optimizations not enabled.
4869 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4871 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4873 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4874 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4876 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4878 * configure.ac (enable-checking): Add 'runtime' option.
4879 * doc/install.texi (enable-checking): Document 'runtime' checking.
4880 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4881 * config.in: Regenerated.
4882 * configure: Regenerated.
4884 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4886 * optabs.h (enum optab_index): Remove OTI_llrint.
4887 (llrint_optab): Remove macro.
4888 * optabs.c (init_optabs): Remove llrint_optab initialization.
4889 * genopinit.c (optabs): Remove llrint_optab implementation.
4890 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4893 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4895 PR rtl-optimization/20532
4896 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4897 overflow when adding coefficients for PLUS or MINUS.
4898 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4901 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4903 * langhooks.h (truthvalue_conversion): Remove.
4904 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4905 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4906 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4907 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4908 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4910 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4912 * params.def: Fix a typo.
4913 * config/mips/mips.c: Follow the spelling convensions.
4914 * doc/invoke.texi: Fix typos.
4916 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4918 Fix PR tree-optimization/20601
4920 * tree-ssa-pre.c (insert_aux): Add missing condition to
4923 2005-03-23 Ian Lance Taylor <ian@airs.com>
4925 * final.c (final_scan_insn): Don't remove no-op instructions.
4926 * reload1.c (reload): Remove simple no-op instructions even when
4929 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4931 PR tree-optimization/20501
4932 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4933 reporting that peeling for alignment is applied moved to...
4934 * (vect_analyze_data_refs_alignment): Here.
4936 2005-03-23 Ian Lance Taylor <ian@airs.com>
4938 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4940 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4942 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4943 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4945 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4947 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4948 imply that this is called once, independent of asms in code.
4949 Adjust to now being pased output and input lists. Mention helper
4950 function decl_overlaps_hard_reg_set_p.
4951 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4952 hook_tree_tree_identity and to take three trees, returning third.
4953 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4955 * stmt.c: include hard-reg-set.h before tree.h.
4956 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4957 (decl_conflicts_with_clobbers_p): Call
4958 decl_overlaps_hard_reg_set_p.
4959 (expand_asm_operands): Pass output and input lists in call to
4960 targetm.md_asm_clobbers.
4961 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4962 hook_tree_tree_tree_tree_3rd_identity.
4963 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4965 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4966 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4967 parameters, first two unused.
4968 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4969 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4970 in constraint letters and MOF is not mentioned as a asm-declared
4971 register in neither of the input and output lists.
4973 2005-03-23 DJ Delorie <dj@redhat.com>
4975 * optabs.c (expand_binop): Make sure the first subword's result
4978 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4980 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4981 Call c_common_truthvalue_conversion rather than
4982 lang_hooks.truthvalue_conversion.
4983 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4984 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4986 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4987 c_common_truthvalue_conversion.
4988 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4989 c_parser_conditional_expression, c_parser_binary_expression): Call
4990 c_objc_common_truthvalue_conversion.
4991 * c-typeck.c (build_unary_op): Call
4992 c_objc_common_truthvalue_conversion.
4993 (build_conditional_expr): Do not call
4994 lang_hooks.truthvalue_conversion.
4995 (build_binary_op): Call c_common_truthvalue_conversion.
4996 (c_objc_common_truthvalue_conversion): Moved from
4997 c-objc-common.c. Call default_function_array_conversion instead
4998 of default_conversion.
5000 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5002 * c-common.h (default_conversion): Remove.
5003 (perform_integral_promotions): Add.
5004 * c-tree.h (default_conversion): Add.
5005 * c-typeck.c (perform_integral_promotions): New, split out from
5007 * c-common.c (check_case_value): Use perform_integral_promotions,
5008 not default_conversion.
5009 (c_add_case_label): Don't continue processing case label after
5010 found to be pointer.
5012 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5014 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5015 the prefix list if we have already added a multilib directory
5017 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5020 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5022 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5024 * reload.h: Remove the prototype for indirect_symref_ok.
5026 * reload1.c (indirect_symref_ok): Make it global.
5027 * reload.h: Add a prototype for indirect_symref_ok.
5029 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5031 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5034 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5036 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5038 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5040 * c-opts.c (c_common_parse_file): Only start/end main source file
5041 if debug hooks says the writer wants it.
5042 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5044 (xcoff_debug_hooks): Ditto.
5045 * debug.c (do_nothing_hooks): Ditto.
5046 * debug.h (gcc_debug_hooks): Ditto.
5047 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5048 * sdbout.c (sdb_debug_hooks): Ditto.
5049 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5051 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5053 * doc/extend.texi: Deprecate C++ min/max operators.
5055 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5057 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5058 artificial original candidates.
5060 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5061 Jan Hubicka <jh@suse.cz>
5062 Steven Bosscher <stevenb@suse.de>
5064 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5065 call cost based on argument sizes.
5066 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5068 * params.def: (max-inline-inssn-single): Set to 450.
5069 (max-inline-insns-auto): Set to 90.
5070 (max-inline-insns-recursive): Set to 450
5071 (max-inline-insns-recursive-auto): Set to 450.
5072 (large-function-insns): Set to 2700.
5073 (inline-call-cost): New parameter.
5074 * tree-inline.c (estimate_move_cost): New function.
5075 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5076 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5078 * tree-inline.h (estimate_move_cost): Declare.
5079 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5080 (max-inline-insns-auto): Change default to 90.
5081 (max-inline-insns-recursive): Change default to 450
5082 (max-inline-insns-recursive-auto): Change default to 450.
5083 (large-function-insns): Change default to 2700.
5084 (inline-call-cost): Document new parameter.
5086 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5088 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5089 (TARGET_DEFAULT): Delete.
5090 * config/i860/i860.opt: New file.
5092 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5094 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5095 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5096 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5097 (frv_sched_lookahead): Delete.
5098 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5099 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5100 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5101 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5102 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5103 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5104 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5105 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5106 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5107 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5108 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5109 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5110 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5111 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5112 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5113 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5114 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5115 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5116 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5117 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5118 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5119 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5120 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5121 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5122 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5123 (frv_sched_lookahead): Delete.
5124 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5125 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5126 (frv_handle_option): New function. Move -mcpu= handling from...
5127 (frv_override_options): ...here. Remove handling of other
5129 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5130 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5131 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5132 and TARGET_NO_MULTI_CE.
5133 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5134 !TARGET_VLIW_BRANCH.
5135 * config/frv/frv.opt: New file.
5137 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5139 * fold-const.c (fold_ternary): Take decomposed arguments of
5141 (fold): Update a call to fold_ternary.
5143 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5144 * tree.h: Add corresponding prototypes.
5146 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5149 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5150 between jump table and its label.
5151 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5152 resp. ADDR_DIFF_VEC and the label preceeding it.
5153 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5154 is emitted in the right section.
5156 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5158 * fold-const.c (fold_unary, fold_binary): Update comments
5161 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5163 PR rtl-optimization/20527
5164 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5165 REG_INC note, test that the register also isn't mentioned in PRED
5168 2005-03-22 Ben Elliston <bje@au.ibm.com>
5170 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5173 2005-03-21 Mike Stump <mrs@apple.com>
5175 * varasm.c (default_assemble_visibility): Remove extra ().
5177 2005-03-21 Roger Sayle <roger@eyesopen.com>
5180 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5181 to determine whether a block can be duplicated, rather than test
5182 whether the block contains noncopyable insns ourselves.
5184 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5186 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5189 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5191 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5193 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5195 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5196 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5197 * config/fr30/fr30.opt: New file.
5199 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5201 Fix PR tree-optimization/20542
5203 * tree-flow-inline.h (overlap_subvar): Move to here.
5204 * tree-ssa-operands.c: From here.
5205 * tree-flow.h (overlap_subvar): Declare.
5206 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5207 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5208 for variables with subvars.
5210 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5213 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5214 * modulo-sched.c (const_iteration_count): Return on NULL
5216 (print_node_sched_params): Return on NULL dump_file.
5217 (generate_reg_moves): Handle reg-anti dependencies and disregard
5218 closing branch when generating register moves.
5219 (sms_schedule): Mark the SMSed block dirty.
5220 * passes.c (rest_of_handle_sms): Call update_life_info for all
5222 * testsuite/gcc.dg/20050321-1.c: New test.
5224 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5226 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5227 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5228 movqi_internal): Likewise.
5230 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5232 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5233 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5234 xtensa_b4const): Delete prototypes.
5235 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5236 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5237 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5238 xtensa_extra_constraint): New prototypes.
5239 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5240 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5241 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5242 move_operand, const_float_1_operand, fpmem_offset_operand,
5243 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5244 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5245 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5246 argument type to HOST_WIDE_INT.
5247 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5248 xtensa_mask_immediate): Likewise.
5249 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5250 Likewise. Also make these functions static.
5251 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5252 (xtensa_const_ok_for_letter_p): New.
5253 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5254 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5255 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5256 move_operand, const_float_1_operand, fpmem_offset_operand,
5257 branch_operator, ubranch_operator, boolean_operator): Move to
5259 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5260 (xtensa_mem_offset): Change return type to bool.
5261 (xtensa_extra_constraint): New.
5262 (gen_int_relational): Update type of const_range_p function pointer.
5263 Use xtensa_b4const_or_zero.
5264 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5265 xtensa_const_ok_for_letter_p. Update comments.
5266 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5267 (PREDICATE_CODES): Delete.
5268 * config/xtensa/xtensa.md: Include predicates.md.
5269 * config/xtensa/predicates.md: New file.
5271 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5273 * config/v850/v850-protos.h: Remove the prototypes for
5274 reg_or_int9_operand, reg_or_const_operand,
5275 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5276 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5277 movsi_source_operand, power_of_two_operand,
5278 not_power_of_two_operand, special_symbolref_operand,
5279 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5280 register_is_ok_for_epilogue.
5281 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5282 reg_or_int9_operand, reg_or_const_operand,
5283 call_address_operand, special_symbolref_operand,
5284 movsi_source_operand, power_of_two_operand,
5285 not_power_of_two_operand, register_is_ok_for_epilogue,
5286 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5287 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5289 * config/v850/v850.h (PREDICATE_CODES): Remove.
5290 * config/v850/v850.md: Include predicates.md.
5291 * config/v850/predicates.md: New.
5293 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5295 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5296 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5297 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5298 (itoolsdir, itoolsdatadir): Move definition above new first use.
5299 (install-itoolsdirs): New rule.
5300 (install-mkheaders): Depend on install-itoolsdirs, not
5301 install-include-dir.
5303 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5305 * tree-into-ssa.c: Remove obsolete comments.
5307 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5309 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5310 unrolling if -fpeel-loops is specified, too.
5311 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5312 Remove superfluous check for flag_unroll_loops.
5314 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5316 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5317 (lrint_optab, llrint_optab): Define corresponding macros.
5318 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5319 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5320 pattern and llrint_optab using llrintdi2 patterns.
5321 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5322 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5323 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5324 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5325 flag_unsafe_math_optimizations is set.
5327 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5329 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5330 simplify_logical, if_then_else_cond, known_cond,
5331 simplify_comparison): Adjust calls to reverse_comparison.
5332 Don't use combine_reversed_comparison_code).
5333 (combine_reversed_comparison_code): Remove.
5334 (reversed_comparison): Using reversed_comparison_code, move it...
5335 * jump.c (reversed_comparison): ... here.
5336 * rtl.h (reversed_comparison): Add prototype.
5338 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5340 * builtins.c (fold_builtin): Take decomposed arguments of
5342 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5343 * gimplify.c (gimplify_call_expr): Likewise.
5344 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5345 * tree.h: Update the prototype of fold_builtin.
5347 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5349 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5350 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5351 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5352 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5353 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5355 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5357 * builtins.c (fold_builtin_1): Take decomposed arguments of
5359 (fold_builtin): Update a call to fold_builtin_1.
5361 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5364 * gcov.c (output_lines): Only output function block summary when
5365 outputting branch information.
5366 * doc/gcov.texi: Document format of preamble and additional block
5369 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5371 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5372 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5373 the defaults false if BITS_PER_UNIT != 8.
5374 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5375 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5376 than BITS_PER_UNIT != 8.
5377 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5378 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5379 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5381 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5382 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5384 2005-03-20 Roger Sayle <roger@eyesopen.com>
5387 * fold-const.c (fold_binary): Fix type mismatch between
5388 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5389 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5390 for non-truth-valued expressions.
5392 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5393 and FUNCTION_DECL in the main switch.
5394 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5395 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5396 we also need to convert their operands to match.
5397 <TRUTH_NOT_EXPR>: Likewise.
5399 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5401 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5402 diagnostic without checking whether an lvalue.
5403 * c-common.h (lvalue_p): Remove.
5404 (enum lvalue_use): Update comment.
5405 (lvalue_or_else): Replace by lvalue_error.
5406 * c-typeck.c (lvalue_p): Make static.
5407 (lvalue_or_else): New. Call lvalue_error.
5409 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5411 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5412 (function_arg_advance): Use rs6000_parm_start.
5413 (function_arg, rs6000_arg_partial_bytes): Likewise.
5415 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5417 * c-common.c (check_case_value): Adjust comment about stripping
5419 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5420 * c-typeck.c (default_conversion, convert_arguments,
5421 build_modify_expr, convert_for_assignment, store_init_value,
5422 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5423 manually. Remove inaccurate comments.
5425 2005-03-20 Roger Sayle <roger@eyesopen.com>
5426 Joseph S. Myers <joseph@codesourcery.com>
5428 * varasm.c (do_assemble_alias): Restore comment describing function.
5429 Annotate the target parameter as potentially unused.
5431 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5434 * config/avr/avr.c (avr_output_function_prologue): Do not use
5435 current_function_name() in a label, use a local label instead.
5437 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5439 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5440 flag_finite_math_only, not flag_unsafe_math_optimizations.
5442 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5444 * builtins.c (fold_builtin_1): Update a call to
5445 targetm.fold_builtin.
5446 * hooks.c (hook_tree_tree_bool_null): Rename to
5447 hook_tree_tree_tree_bool_null. Take one more argument of type
5449 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5450 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5451 hook_tree_tree_tree_bool_null.
5452 * target.h (gcc_target): Update the prototype of fold_builtin.
5453 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5454 arguments of CALL_EXPR.
5455 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5458 2005-03-20 Jan Hubicka <jh@suse.cz>
5460 * cgraph.h (cgraph_node): Add prev_clone pointer.
5461 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5462 (cgraph_clone_node): Produce doubly linked chain.
5464 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5466 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5467 get_nonnull_operand, handle_sentinel_attribute,
5468 check_function_arguments_recurse): Do not strip NOPS from
5470 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5472 * c-format.c (get_constant): Likewise.
5473 * c-parser.c (c_parser_postfix_expression): Likewise.
5474 * c-typeck.c (set_init_index): Likewise.
5475 (convert_arguments): Don't check for NOP_EXPR containing integer
5478 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5480 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5481 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5482 Take decomposed arguments of CALL_EXPR.
5483 (fold_builtin_1): Update calls to the functions mentioned
5486 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5488 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5489 width to have integer type.
5490 (build_enumerator): Require enumerator value to have integer type.
5492 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5494 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5497 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5499 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5500 std=iso9899:199x): Correct descriptions.
5502 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5504 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5507 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5509 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5511 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5512 fold_builtin_memcpy.
5514 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5515 arguments of CALL_EXPR.
5516 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5517 fold_builtin_found, fold_builtin_1): Update calls to
5518 fold_trunc_transparent_mathfn.
5520 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5523 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5524 function pointers on targets that require function pointer
5526 (fold_sign_changed_comparison): Likewise.
5528 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5530 * combine.c (try_combine): When changing the mode of a hard reg, make
5531 sure that doing so is valid.
5533 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5535 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5536 (TARGET_HANDLE_OPTION): Override default.
5537 (avr_handle_option): New function.
5538 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5539 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5540 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5541 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5542 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5543 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5544 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5545 (TARGET_OPTIONS): Delete.
5546 * config/avr/avr.opt: New file.
5548 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5550 * config/m32r/m32r-protos.h: Remove the prototypes for
5551 call_address_operand, symbolic_operand, seth_add3_operand,
5552 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5553 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5554 two_insn_const_operand, move_src_operand,
5555 move_double_src_operand, move_dest_operand,
5556 eqne_comparison_operator, signed_comparison_operator,
5557 large_insn_p, conditional_move_operand, carry_compare_operand,
5558 m32r_block_immediate_operand, extend_operand,
5559 reg_or_eq_int16_operand, int8_operand, and
5560 reg_or_zero_operand.
5561 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5562 seth_add3_operand, int8_operand, cmp_int16_operand,
5563 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5564 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5565 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5566 move_double_src_operand, move_dest_operand,
5567 eqne_comparison_operator, signed_comparison_operator,
5568 extend_operand, small_insn_p, large_insn_p,
5569 conditional_move_operand, carry_compare_operand,
5570 m32r_block_immediate_operand): Move to predicates.md.
5571 (MAX_MOVE_BYTES): Move to m32r.h.
5572 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5573 * config/m32r/m32r.md: Include predicates.md.
5574 * config/m32r/predicates.md: New.
5576 2005-03-18 James E Wilson <wilson@specifixinc.com>
5579 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5582 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5584 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5585 call_address_operand, const_8bit_operand.
5586 * config/mn10300/mn10300.c (call_address_operand,
5587 const_8bit_operand, const_1f_operand): Move to predicates.md.
5588 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5589 * config/mn10300/mn10300.md: Include predicates.md.
5590 * config/mn10300/predicates.md: New.
5592 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5594 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5595 declarations in diagnostics and %E for identifiers, not %s.
5597 2005-03-18 Jan Hubicka <jh@suse.cz>
5598 Dale Johannesen <dalej@apple.com>
5600 * basic-block.h (scale_bbs_frequencies_int,
5601 scale_bbs_frequencies_gcov_type): Declare.
5602 * cfg.c (RDIV): New macro.
5603 (update_bb_frequency_for_threading): Fix.
5604 * basic-block.h (scale_bbs_frequencies_int,
5605 scale_bbs_frequencies_gcov_type): New.
5606 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5607 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5608 scale_bbs_frequencies_int.
5609 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5611 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5613 * config/m32r/m32r-protos.h: Remove the prototypes for
5614 call_address_operand, symbolic_operand, seth_add3_operand,
5615 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5616 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5617 two_insn_const_operand, move_src_operand,
5618 move_double_src_operand, move_dest_operand,
5619 eqne_comparison_operator, signed_comparison_operator,
5620 large_insn_p, conditional_move_operand, carry_compare_operand,
5621 m32r_block_immediate_operand, extend_operand,
5622 reg_or_eq_int16_operand, int8_operand, and
5623 reg_or_zero_operand.
5624 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5625 seth_add3_operand, int8_operand, cmp_int16_operand,
5626 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5627 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5628 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5629 move_double_src_operand, move_dest_operand,
5630 eqne_comparison_operator, signed_comparison_operator,
5631 extend_operand, small_insn_p, large_insn_p,
5632 conditional_move_operand, carry_compare_operand,
5633 m32r_block_immediate_operand): Move to predicates.md.
5634 (MAX_MOVE_BYTES): Move to m32r.h.
5635 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5636 * config/m32r/m32r.md: Include predicates.md.
5637 * config/m32r/predicates.md: New.
5639 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5641 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5642 symbolic_operand, symbolic_memory_operand,
5643 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5644 indexed_memory_operand, move_dest_operand, move_src_operand,
5645 prefetch_cc_operand, prefetch_nocc_operand,
5646 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5647 arith_operand, arith11_operand, pre_cint_operand,
5648 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5649 ireg_operand, int5_operand, uint5_operand, int11_operand,
5650 uint32_operand, arith5_operand, and_operand, ior_operand,
5651 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5652 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5653 shadd_operand, movb_comparison_operator,
5654 cmpib_comparison_operator): Move to predicates.md.
5655 (magic_milli, shadd_constant_p): Make it extern.
5656 * config/pa/pa.h (PREDICATE_CODES): Remove.
5657 * config/pa/pa.md: Include predicates.md.
5658 * config/pa/predicates.md: New.
5660 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5663 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5665 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5666 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5667 config/alpha/freebsd.h, config/alpha/linux.h,
5668 config/alpha/netbsd.h, config/alpha/osf5.h,
5669 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5670 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5671 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5672 doc/cppopts.texi: Update copyright.
5674 2005-03-18 Jan Hubicka <jh@suse.cz>
5677 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5679 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5682 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5684 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5687 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5689 * combine.c (gen_binary): Remove.
5690 (known_cond, simplify_shift_const, find_split_point,
5691 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5692 simplify_logical, expand_field_assignment, extract_left_shift,
5693 force_to_mode, if_then_else_cond, apply_distributive_law,
5694 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5695 simplify_comparison, reversed_comparison): Replace with
5696 simplify_gen_binary, simplify_gen_relational or
5697 distribute_and_simplify_rtx.
5698 (distribute_and_simplify_rtx): New function.
5700 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5701 Paolo Bonzini <gcc.gnu.org>
5703 * calls.c (setjmp_call_p, special_function_p): Update comments
5704 at the head of the functions.
5706 2005-03-18 Jan Hubicka <jh@suse.cz>
5708 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5710 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5711 function body should be released; do not proactively release function
5712 bodies in non-unit-at-a-time mode.
5714 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5716 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5717 mno-fp-ret-in-387 multilib variants.
5719 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5721 * common.opt (m): Remove.
5722 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5724 (common_handle_option): Remove OPT_m case.
5726 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5728 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5730 (fold_builtin_1): Update a call to fold_builtin_bitop.
5732 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5734 (fold_builtin_1): Update a call to fold_builtin_signbit.
5736 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5738 PR tree-optimization/20474
5739 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5740 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5742 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5744 * config/h8300/h8300-protos.h: Remove prototypes for
5745 general_operand_src, general_operand_dst, single_one_operand,
5746 single_zero_operand, call_insn_operand,
5747 two_insn_adds_subs_operand, small_call_insn_operand,
5748 jump_address_operand, bit_operand, bit_memory_operand,
5749 stack_pointer_operand, const_int_gt_2_operand,
5750 const_int_ge_8_operand, const_int_qi_operand,
5751 const_int_hi_operand, incdec_operand, bit_operator,
5752 nshift_operator, eqne_operator, gtle_operator,
5753 gtuleu_operator, iorxor_operator.
5754 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5755 h8300_ldm_stm_parallel.
5756 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5758 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5759 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5760 (h8300_ldm_stm_parallel): Make it extern.
5761 (h8300_ldm_parallel, h8300_stm_parallel,
5762 h8300_return_parallel, general_operand_src,
5763 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5764 nibble_operand, reg_or_nibble_operand, single_one_operand,
5765 single_zero_operand, call_insn_operand,
5766 two_insn_adds_subs_operand, small_call_insn_operand,
5767 jump_address_operand, bit_operand, bit_memory_operand,
5768 stack_pointer_operand, const_int_gt_2_operand,
5769 const_int_ge_8_operand, const_int_qi_operand,
5770 const_int_hi_operand, incdec_operand, eqne_operator,
5771 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5772 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5773 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5774 nshift_operator): Move to predicates.md.
5775 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5776 * config/h8300/h8300.md: Include predicates.md.
5777 * config/h8300/predicates.md: New.
5779 2005-03-17 Richard Henderson <rth@redhat.com>
5781 * config.gcc (ia64*-*-hpux*): Add extra_options.
5782 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5783 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5784 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5785 (ia64_tls_size_string, ia64_tune_string): Remove.
5786 (ia64_tune): Init to PROCESSOR_ITANIUM2.
5787 (TARGET_DEFAULT_TARGET_FLAGS): New.
5788 (TARGET_HANDLE_OPTION): New.
5789 (ia64_override_options): Move options parsing ...
5790 (ia64_handle_option): ... here. New.
5791 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
5792 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
5793 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
5794 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
5795 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
5796 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
5797 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
5798 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
5799 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
5800 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
5801 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
5802 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
5803 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
5804 TARGET_EARLY_STOP_BITS): Remove.
5805 (TARGET_ILP32): Default false.
5806 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
5807 (enum ia64_inline_type): New.
5808 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5809 * config/ia64/ia64.md: Update for new definitions of
5810 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
5811 * config/ia64/ia64.opt: New file.
5812 * config/ia64/ilp32.opt: New file.
5814 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5817 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5819 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5821 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5822 instead of MASK_H8300S.
5823 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5824 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5825 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5826 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5827 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5828 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5829 TARGET_SWITCHES): Remove.
5830 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5832 * config/h8300/h8300.opt: New.
5834 * config/alpha/alpha.opt, config/arc/arc.opt,
5835 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5838 2005-03-17 Ian Lance Taylor <ian@airs.com>
5842 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5844 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5845 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5846 (TARGET_HANDLE_OPTION): Override default.
5847 (arc_handle_option): New function.
5848 (arc_init): Remove code to set arch_cpu_string.
5849 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5850 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5851 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5852 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5853 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5854 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5855 (arc_rodata_string, TARGET_OPTIONS): Delete.
5856 * config/arc/arc.opt: New file.
5858 2005-03-17 Richard Henderson <rth@redhat.com>
5860 * doc/extend.texi (Weak Pragmas): New section.
5861 (attribute alias): Clarify that target must be in the same
5864 2005-03-17 Richard Henderson <rth@redhat.com>
5866 * config/alpha/alpha.opt: New file.
5867 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5869 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5870 alpha_fprm_string, alpha_fptm_string): Make static.
5871 (alpha_tls_size_string): Remove.
5872 (alpha_handle_option): New.
5873 (override_options): Update for alpha_cpu/alpha_tune split.
5874 (alpha_file_start): Likewise.
5875 (TARGET_DEFAULT_TARGET_FLAGS): New.
5876 (TARGET_HANDLE_OPTION): New.
5877 * config/alpha/alpha.h (alpha_tune): Declare.
5878 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5879 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5880 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5881 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5882 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5883 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5884 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5885 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5886 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5887 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5888 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5889 (TARGET_DEFAULT): Remove MASK_FP.
5890 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5891 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5892 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5893 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5894 alpha_tls_size_string): Remove.
5895 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5896 (attribute tune): Rename from attribute cpu.
5897 * config/alpha/ev4.md: Update to match.
5898 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5899 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5900 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5901 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5902 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5903 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5905 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5907 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5908 and return without creating new state if before_nops_num is nonzero.
5909 * config/ia64/ia64.md (first_insn): New attribute.
5910 (alloc): Set it to yes.
5912 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5914 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5915 STMT_VINFO_SUBVARS to NULL.
5916 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5918 2005-03-16 Dale Johannesen <dalej@apple.com>
5920 * rtlanal.c (find_first_parameter_load): Rewrite to
5921 return actual first param load or the call if none,
5922 instead of first in block, when not all loads exist.
5924 2005-03-16 Roger Sayle <roger@eyesopen.com>
5926 * optabs.c (expand_copysign_absneg): Make static.
5927 * optabs.h (expand_copysign_absneg): Delete prototype.
5928 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5930 2005-03-16 Richard Henderson <rth@redhat.com>
5933 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5934 (alias_pairs): Rename from output_defs.
5935 (find_decl_and_mark_needed): Split out from assemble_alias.
5936 (do_assemble_alias): New.
5937 (assemble_output_def): Remove.
5938 (finish_aliases_1, finish_aliases_2): New.
5939 (process_pending_assemble_output_defs): Remove.
5940 (assemble_alias): Defer aliases for which we don't yet have a
5941 non-external decl for the target symbol.
5942 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5943 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5944 * toplev.c (compile_file): Use finish_aliases_2 instead of
5945 process_pending_assemble_output_defs.
5946 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5947 (process_pending_assemble_output_defs): Remove.
5949 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5951 Fix PR tree-optimization/20489
5953 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5954 for empty structures.
5956 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5958 Fix PR tree-optimization/20490
5960 * tree-ssa-pre.c (create_expression_by_pieces): Use
5961 force_gimple_operand on result of fold.
5963 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5965 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5966 of closing parenthesis.
5968 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5970 * builtins.c (expand_movstr): Update a call to
5971 fold_builtin_strcpy.
5972 (expand_builtin_strncpy): Update a call to
5973 fold_builtin_strncpy.
5974 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5975 arguments of CALL_EXPR.
5976 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5977 fold_builtin_strncpy.
5978 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5979 * tree.h: Update the prototypes of fold_builtin_strcpy and
5980 fold_builtin_strncpy.
5982 2005-03-16 Steven Bosscher <stevenb@suse.de>
5983 Dorit Naishlos <dorit@il.ibm.com>
5985 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5986 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5989 2005-03-16 Steven Bosscher <stevenb@suse.de>
5991 * tree-inline.c (walk_type_fields, walk_tree,
5992 walk_tree_without_duplicates): Move from here...
5993 * tree.c: ...to here.
5995 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5997 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5998 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5999 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6000 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6001 (version): Define using $(BASEVER_c).
6002 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6004 (version.o): Depend on version files; add custom generation command.
6005 (prefix.o): Define BASEVER on command line.
6006 (s-iov): Depend on version files; adjust command.
6007 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6009 (gcc-vers.texi): New rule.
6010 (doc/%.info, doc/%.dvi): Add -I . to command line.
6011 (doc/gccinstall.dvi): Likewise.
6012 (PACKAGE): Delete. All uses replaced with "gcc".
6013 * aclocal.m4: Do not include gcc-version.m4.
6014 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6015 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6016 Set is_release based on contents of DEV-PHASE.
6017 Set gcc_version based on contents of BASE-VER.
6018 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6019 * config.in, configure: Regenerate.
6020 * gccbug.in: Determine version of GCC in use at runtime.
6021 * gcov-iov.c: Get version number and development phase from
6022 command line, not by including version.c.
6023 * intl.c: Replace all uses of PACKAGE with "gcc".
6024 * libada-mk.in: Delete unused "gcc_version" variable.
6025 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6026 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6027 commentary to match.
6028 (version_string): Put together from pieces.
6029 * config/alpha/x-vms: Do not use $(gcc_version).
6030 * config/i386/t-nwld: Likewise.
6031 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6032 version-GCC and DEVELOPMENT.
6034 2005-03-15 Roger Sayle <roger@eyesopen.com>
6036 PR tree-optimization/17454
6037 * tree.c (tree_size): Add case for TREE_BINFO.
6038 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6039 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6041 2005-03-15 Roger Sayle <roger@eyesopen.com>
6043 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6044 op1 whilst expanding the signed widenening multiply variant.
6046 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6048 * toplev.c (display_target_options): Avoid unused variable warning if
6049 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6050 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6051 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6052 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6053 (mips_isa_info): New variable.
6054 (mips_parse_cpu): Remove the first argument and leave the caller
6056 (TARGET_HANDLE_OPTION): Override default.
6057 (mips_handle_option): New function. Move option validation code from...
6058 (override_options): ...here. Update calls to mips_parse_cpu.
6059 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6060 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6061 (SUBTARGET_TARGET_OPTIONS): Delete.
6062 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6063 (mno-flush-func, mtune=): New options.
6065 2005-03-15 Roger Sayle <roger@eyesopen.com>
6066 Richard Henderson <rth@redhat.com>
6068 * real.c (c4x_single_format, c4x_extended_format): Provide values
6069 for signbit_ro for c4x's single and extended floating point formats.
6070 * optabs.c (expand_copysign): Use the floating point format's
6071 signbit_ro for expanding via expand_copysign_absneg, and it's
6072 signbit_rw field for expanding via expand_copysign_bit.
6074 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6076 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6077 known_alignment_for_access_p.
6078 (known_alignment_for_access_p): New.
6079 (do_peeling_for_alignment): Field made int instead of bool and renamed
6080 to peeling_for_alignment.
6081 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6082 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6083 functionality used to be in vect_analyze_operations.
6084 (vect_analyze_operations): Code to determine vectorization factor was
6085 moved to vect_determine_vectorization_factor.
6086 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6087 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6089 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6090 be part of vect_analyze_operations).
6091 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6092 creating the guard condition, as the number of iterations may be
6094 (slpeel_tree_peel_loop_to_edge): Use new name of
6095 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6096 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6097 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6098 (vect_do_peeling_for_alignment): Use fold.
6099 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6101 (vect_update_inits_of_dr): Renamed to
6102 vect_update_init_of_dr.
6103 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6104 (vectorizable_store): Fix assertion to use == instead of =.
6106 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6108 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6109 call_used_regs for wCG registers.
6111 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6113 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6114 for non-offsettable memory references to cope with outstanding reload
6115 replacements, take 2.
6117 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6120 * config/i386/i386.h (x86_fisttp): New.
6121 (TARGET_FISTTP): New macro.
6122 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6123 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6124 instruction when fisttp flag is set.
6125 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6127 * config/i386/i386.md (type attribute): Add fisttp.
6128 (unit attribute): Set to i387 for fisttp type.
6129 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6130 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6132 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6133 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6135 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6136 patterns for TARGET_FISTTP. Enable patterns for
6137 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6138 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6139 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6140 implement fisttp x87 insn.
6141 (fix_trunc*_i387_fisttp splitters): New patterns.
6142 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6143 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6144 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6146 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6147 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6148 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6149 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6150 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6151 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6152 Disable patterns for TARGET_FISTTP.
6153 (fix_trunc*_i387 splitters): Implement usign mode macros.
6154 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6155 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6156 (fix_trunx*_sse peephole2s): Implement using mode macros.
6158 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6160 PR rtl-optimization/20291
6161 * combine.c (try_combine): If splitting fails, re-try with
6162 original combined pattern, i.e. before clobber stripping.
6164 2005-03-14 Eric Christopher <echristo@redhat.com>
6166 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6167 STACK_GROWS_DOWNWARD.
6169 2005-03-14 Roger Sayle <roger@eyesopen.com>
6171 * real.h (struct real_format): Split the signbit field into two
6172 two fields, signbit_ro and signbit_rw.
6173 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6174 mips_double_format, ieee_extended_motorola_format,
6175 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6176 ieee_extended_intel_128_format, ibm_extended_format,
6177 mips_extended_format, ieee_quad_format, mips_quad_format,
6178 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6179 i370_double_format, c4x_single_format, c4x_extended_format,
6180 real_internal_format): Update initializers for new field.
6181 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6182 real_format structure.
6183 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6184 field of the real_format structure.
6186 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6188 Fix PR tree-optimization/20458
6190 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6191 DECL_EXTERNAL on STRUCT_FIELD tags.
6192 (clear_call_clobbered): Ditto.
6193 * tree-ssa-operands.c (note_addressable): Make sure the original
6194 variable doesn't slip into the addressable list if we have
6196 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6199 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6201 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6202 (-fwide-exec-charset): Likewise.
6203 (-finput-charset): Likewise.
6204 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6205 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6206 * c.opt (Wnormalized): New.
6208 2005-03-14 Devang Patel <dpatel@apple.com>
6210 * doc/invoke.texi: Add reference to Visibility document.
6212 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6214 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6215 MASK_SPLIT_ADDRESSES.
6216 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6217 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6218 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6219 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6220 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6221 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6222 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6223 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6224 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6225 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6226 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6227 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6228 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6229 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6230 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6231 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6232 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6233 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6234 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6235 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6236 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6237 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6238 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6239 (TARGET_EXPLICIT_RELOCS): Delete.
6240 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6241 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6242 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6243 (override_options): Set MASK_LONG64 if -mint64 is given and no
6244 -mlongXX option is. Complain about -mint64 -mlong32.
6245 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6246 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6247 * config/mips/mips.opt: New file.
6249 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6251 * config.gcc (extra_options): New variable for listing option files.
6252 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6253 * configure.ac (extra_opt_files): New AC_SUBST variable.
6254 (tm_file_list, tm_include_list): Include options.h first.
6255 * configure: Regenerate.
6256 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6257 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6258 (s-options-h): New rule.
6259 (options.h): Depend on it.
6260 (TEXI_GCCINT_FILES): Add options.texi.
6261 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6262 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6263 * target.h (gcc_target): Add default_target_flags and handle_option.
6264 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6265 (TARGET_HANDLE_OPTION): New macros.
6266 (TARGET_INITIALIZER): Include them.
6267 * opt-functions.awk (opt_args, nth_arg): New functions.
6268 (switch_flags): Handle the "Target" flag.
6270 (var_name): Use opt_args and nth_arg.
6271 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6272 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6273 macros for the "Mask" and "InverseMask" options.
6274 * opts.h (cl_var_cond): New enum.
6275 (cl_option): Replace the "has_set_value" and "set_value" fields with
6276 "var_cond" and "var_value".
6277 (CL_TARGET): New macro.
6278 (option_enabled, print_filtered_help): Declare.
6279 (decode_options): Move definition.
6280 * opts.c (handle_option): Search for the original option before
6281 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6282 var_cond and var_value fields. Use targetm.handle_option to handle
6284 (decode_options): Set target_flags to targetm.default_target_flags.
6285 (print_filtered_help): Make global. Handle CL_TARGET.
6286 (option_enabled): New function.
6287 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6288 (display_target_options, set_target_switch, print_switch_values)
6289 (default_pch_valid_p): Guard uses of target_switches with
6290 #ifdef TARGET_SWITCHES. Also...
6291 (display_target_options): Display the CL_TARGET entries in cl_options.
6292 (set_target_option): Don't complain about the "" option when
6293 TARGET_SWITCHES is undefined.
6294 (print_switch_values): Use option_enabled.
6295 (default_pch_valid_p): Check cl_options[] when looking for something
6296 that has changed the value of target_flags.
6297 * c.opt: Remove documentation from top of file.
6298 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6299 * doc/sourecebuild.texi: Refer to the new options documentation
6300 instead of c.opt. Document machine-specific .opt files.
6301 * doc/tm.texi (target_flags): Say that this variable is declared
6303 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6304 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6306 * doc/options.texi: New file.
6308 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6311 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6314 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6317 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6318 temporary variable of pointer type if an lvalues is required.
6319 (gimplify_modify_expr_rhs): Request an rvalue from it.
6320 (gimplify_expr): Pass fallback on.
6322 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6324 * cfgbuild.c: Update comments.
6326 2005-03-14 Roger Sayle <roger@eyesopen.com>
6328 PR rtl-optimization/17236
6329 * optabs.c (expand_doubleword_mult): New helper function split out
6330 from expand_binop. Permute the order in which instructions are
6331 emitted to minimize the number of simultaneously live registers.
6332 (expand_binop): Call expand_doubleword_mult to synthesize a double
6333 word multiplication.
6335 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6337 * basic-block.h: Update the prototypes of cached_make_edge and
6339 * cfg.c (cached_make_edge): Take edge_cache representing one
6340 row of the adjacency matrix of edges.
6341 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6342 (make_edges): Initialize edge_cache to represent one row of
6343 the adjacency matrix of edges.
6345 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6347 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6349 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6350 Remove unused removed_phis variable.
6351 (conditional_replacement): Use build1/build2.
6352 (abs_replacement): Use last_and_only_stmt and build1/build2.
6354 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6356 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6357 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6358 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6359 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6360 * c-common.c (handle_novops_attribute): New function.
6361 (c_common_attribute_table): Add "no vops" entry.
6362 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6363 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6364 * tree-ssa-operands.c (get_call_expr_operands): Do not
6365 create virtual operands for calls with ECF_NOVOPS flag.
6366 * tree.h (DECL_IS_NOVOPS): New macro.
6367 (struct tree_decl): Add novops_flag.
6368 (ECF_NOVOPS): New constant.
6370 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6373 * config/i386/i386.c (x86_use_himode_fiop): New.
6374 (x86_use_simode_fiop): Rename from x86_use_fiop.
6375 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6376 (TARGET_USE_HIMODE_FIOP): New.
6377 (x86_use_simode_fiop): Rename from x86_use_fiop.
6378 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6380 * config/i386/i386.md (X87MODEI12): New mode macro define.
6381 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6382 to implement x87 FP compare with HImode input operands.
6383 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6384 Use X87MODEI12 mode macro to handle HImode input operands.
6385 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6386 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6387 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6388 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6389 macro to implement x87 operators with HImode input operands.
6390 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6393 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6395 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6397 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6398 constants invariant.
6400 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6402 * basic-block.h (BB_VISITED): Removed.
6403 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6405 2005-03-14 Falk Hueffner <falk@debian.org>
6408 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6410 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6412 * ggc-zone.c: Fix comment typos.
6414 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6415 stringpool.c, config/mips/mips-protos.h: Update copyright.
6417 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6419 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6420 throughout with its typedef, "rtx".
6421 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6422 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6423 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6424 regs in comment to match code.
6426 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6428 * except.c (check_handled): Make it static.
6429 * except.h: Remove the corresponding prototype.
6431 * function.c (get_func_frame_size): Make it static.
6432 * function.h: Remove the corresponding type.
6434 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6436 * hard-reg-set.h: Remove the corresponding declarations.
6438 * tree-cfg.c (verify_stmts): Check that
6439 bb_for_stmt (stmt) == bb for every PHI node and statement.
6441 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6443 * config.gcc: Remove excess indentation.
6444 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6446 2005-03-13 Roger Sayle <roger@eyesopen.com>
6449 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6450 * fold-const.c (fold_sign_changed_comparison): Likewise.
6451 (fold_binary): Optimize comparisons against widened operands if
6452 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6454 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6456 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6457 (sparc_override_options): Initialize it.
6458 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6460 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6462 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6463 (reg_or_none500mem_operand): New predicate.
6464 (zero_reg_mem_operand): New predicate.
6465 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6466 to reg_or_none500mem_operand.
6467 (extendsfdf2_fpr): Add MEM alternative.
6468 (extenddftf2_internal): Change operand2 predicate to
6469 zero_reg_mem_operand.
6471 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6473 * ggc-zone.c: Rewritten.
6475 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6477 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6478 * config.in: Regenerated.
6479 * configure: Regenerated.
6480 * gengtype.c (write_types_process_field, write_func_for_structure):
6481 Pass new argument to gt_pch_note_object.
6482 * ggc-common.c (struct ptr_data): Add TYPE.
6483 (gt_pch_note_object): Take TYPE argument and save it.
6484 (call_count): Update call to ggc_pch_count_object.
6485 (call_alloc): Update call to ggc_pch_alloc_object.
6486 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6488 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6489 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6490 (ggc_alloc_zone_stat): Delete.
6491 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6492 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6493 (ggc_pch_alloc_object): Update prototypes.
6494 (garbage_zone): Delete.
6495 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6496 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6498 (tree_id_zone): New variable.
6499 (ggc_alloc_cleared_zone): Remove unused.
6500 (ggc_alloc_zone): Define.
6501 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6502 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6503 ggc_alloc_zone_stat.
6504 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6505 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6506 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6507 (make_node_stat): Likewise. Use tree_id_zone.
6509 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6510 Joseph S. Myers <joseph@codesourcery.com>
6512 * configure.ac: Check for MIPS TLS.
6513 * configure: Regenerated.
6514 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6515 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6516 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6517 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6518 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6519 (mips_classify_symbol, mips_symbolic_constant_p)
6520 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6521 (mips_tls_operand_p, mips_call_tls_get_addr)
6522 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6523 (mips_tls_symbol_ref_1): New functions.
6524 (mips_legitimize_address, mips_legitimize_const_move): Call
6525 mips_legitimize_tls_address.
6526 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6528 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6529 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6530 (mips_char_to_class): Document V1_REG.
6531 (HAVE_AS_TLS): Provide default.
6532 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6534 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6536 (tls_get_tp_<mode>): New instruction.
6538 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6540 * configure.ac: Update checks for target tools.
6541 * configure: Regenerated.
6543 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6545 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6547 2005-03-13 Roger Sayle <roger@eyesopen.com>
6549 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6550 more classes of DImode multiplication by constant. Allow both
6551 multiplication by small negative constants (by performing a
6552 multiplication by a positive constant and negating the result) and
6553 multiplications by large powers of two, by using a left shift.
6555 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6557 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6558 of basic blocks into work_stack.
6560 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6561 config/mips/vr.h: Update copyright.
6563 * c-decl.c (c_init_decl_processing): Remove useless calls to
6564 build_function_type.
6566 * builtins.c (fold_trunc_transparent_mathfn,
6567 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6568 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6569 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6570 fold_builtin_strcpy, fold_builtin_strncpy,
6571 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6574 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6577 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6578 variable determinant.
6580 * tree-cfg.c (group_case_labels): Remove local variable type.
6582 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6585 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6588 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6591 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6592 (*movmemqi_insn): Delete.
6593 (*movmemhi): Delete.
6595 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6597 * builtins.c (fold_builtin_classify): Take decomposed
6598 arguments of CALL_EXPR.
6599 (fold_builtin_1): Update a call to fold_builtin_classify.
6601 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6604 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6605 through into call to parser_xref_tag after parse error.
6606 (c_parser_struct_declaration): Consistently return NULL_TREE on
6609 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6611 * tree-flow-inline.h (ref_contains_array_ref): New function.
6612 (lookup_subvars_for_var): Ditto.
6613 (get_subvars_for_var): Ditto.
6614 (var_can_have_subvars): Ditto.
6616 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6617 (struct subvar): New type.
6619 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6621 * tree-optimize.c (init_tree_optimization_passes): Call
6622 pass_create_structure_vars.
6624 * tree-ssa-alias.c: Include vec.h.
6625 (init_alias_info): Don't auto-clear call clobbered on struct-field
6627 (compute_flow_insensitive_aliasing): Handle subvars.
6628 (group_aliases): Handle STRUCT_FIELD aliases.
6629 (setup_pointers_and_addressables): Ditto.
6630 Don't mark variables non-addressable if they still have
6631 addressable subvars.
6632 Also mark subvars addressable when the real variable is marked
6634 (add_pointed_to_var): Try to prune the pointed-to set by only
6635 pointing to subvars when possible.
6636 Otherwise, make sure we set addresses_needed and pt_vars to
6637 properly include subvars.
6638 (bitpos_of_field): New function.
6639 (push_fields_onto_fieldstack): Ditto.
6640 (get_or_create_used_part_for): Ditto.
6641 (create_overlap_variables_for): Ditto.
6642 (find_used_portions): Ditto.
6643 (create_structure_vars): Ditto.
6644 (pass_create_structure_vars): New structure.
6646 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6647 (get_expr_operands): Handle subvars. Also try to turn
6648 COMPONENT_REF accesses into must-defs now that we can accurately
6650 (note_addressable): Try to only mark as addressable those subvars
6651 we know a COMPONENT_REF touches.
6652 (overlap_subvar): New function.
6654 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6655 Handle subvar storing.
6656 (vect_address_analysis): Update caller of vect_object_analysis.
6658 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6660 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6661 (STMT_VINFO_SUBVARS): New macro.
6663 * common.opts: add flag_tree_salias.
6665 * opts.c (decode_options): flag_tree_salias defaults to on.
6667 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6669 * doc/tree-ssa.texi: Document structural alias analysis.
6671 2005-03-12 Steven Bosscher <stevenb@suse.de>
6673 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6674 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6675 * tree-ssa-operands.c (get_expr_operands): Likewise.
6676 (get_expr_operands): Likewise for ERROR_MARK.
6678 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6680 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6683 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6686 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6687 (mark_operand_necessary): Remove local variable ver.
6689 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6690 variable prefix_len.
6692 * value-prof.c (mod_subtract_transform): Remove local variable
6695 * builtins.c (fold_builtin_exponent): Take decomposed
6696 arguments of CALL_EXPR.
6697 (fold_builtin_1): Update a call to fold_builtin_exponent.
6699 * builtins.c (fold_builtin_logarithm): Take decomposed
6700 arguments of CALL_EXPR.
6701 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6703 * c-decl.c (c_init_decl_processing): Remove local variables
6704 ptr_ftype_void and ptr_ftype_ptr.
6706 * gimplify.c (gimplify_expr): Remove local variables r0 and
6709 * reg-stack.c (move_for_stack_reg): Remove local variable
6711 (compare_for_stack_reg): Remove local variable flags_user.
6712 (convert_regs_1): Remove local variable deleted.
6714 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6716 (combine_blocks): Remove local variables exits and new_e.
6718 * tree-inline.c (expand_call_inline): Remove local variable
6721 * tree-ssa-live.c (create_ssa_var_map,
6722 calculate_live_on_entry): Remove local variable snn.
6724 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6726 * c-lex.c (c_lex_with_flags): Add parameter to call to
6729 2005-03-11 Per Bothner <per@bothner.com>
6731 * c-tree.h (struct c_declarator): New id_loc field.
6732 * c-pragma.h (c_lex_with_flags): Take position reference.
6733 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6734 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6735 (c_lex): Pass dummy location to c_lex_with_flags.
6736 * c-parser.c (c_lex_one_token): Set c_token's location using
6737 c_lex_with_flags, instead of input_location, which might be "ahead".
6738 (c_parser_direct_declarator): Set declarator's id_loc from
6740 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6741 declarator's id_loc, rather than probably-imprecise input_location.
6742 (build_id_declarator): Initialize c_declarator's id_loc field.
6744 2005-03-11 Roger Sayle <roger@eyesopen.com>
6747 * builtins.c (expand_builtin_signbit): Force the signbit's word
6748 into an integer register to avoid SUBREGs of floating point modes.
6750 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6752 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6753 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6754 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6755 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6757 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6759 PR rtl-optimization/20306
6760 * expr.c (emit_move_complex): Set try_int false if mode is
6761 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6762 emit_block_move if try_int is true.
6764 2005-03-11 Richard Henderson <rth@redhat.com>
6767 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6768 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6771 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6773 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6774 (TARGET_FIX_VR4130): New macro.
6775 (TARGET_OPTIONS): Add -mfix-vr4130.
6776 (ISA_HAS_MACCHI): New macro.
6777 (ASM_SPEC): Add -mfix-vr4130.
6778 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6779 (override_options): Handle mips_fix_vr4130_string.
6780 (mips_avoid_hazards): Clear all_noreorder_p
6781 if we're working around VR4130 errata and the macc alternatives
6783 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6784 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6785 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
6786 (MULTILIB_DEFAULTS): Remove leading "march=".
6787 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
6788 if no architecture option is given.
6789 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
6791 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6792 * doc/invoke.texi: Document -mfix-vr4130.
6794 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6796 * config/mips/mips.c (override_options): Only warn about -mint64
6797 deprecation if TARGET_INT64.
6799 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6801 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
6802 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
6803 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
6804 are non-specific regarding the nonnull parameter positions.
6805 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
6806 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
6807 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
6808 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
6810 * builtins.def: Use the non-specific "nonnull" attibute lists.
6812 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6814 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6815 single_pred_edge, single_succ, single_pred): Improve comments.
6817 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6819 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6820 single_pred_edge, single_succ, single_pred): New inline functions.
6821 * bb-reorder.c (rotate_loop, find_traces_1_round,
6822 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6823 duplicate_computed_gotos): Use the single_succ/pred functions.
6824 * cfganal.c (forwarder_block_p): Ditto.
6825 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6826 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6827 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6828 merge_seq_blocks): Ditto.
6829 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6830 * cfglayout.c (fixup_reorder_chain): Ditto.
6831 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6832 canonicalize_loop_headers, verify_loop_structure): Ditto.
6833 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6834 mfb_update_loops, create_preheader, force_single_succ_latches,
6835 create_loop_notes): Ditto.
6836 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6837 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6838 commit_one_edge_insertion, purge_dead_edges,
6839 cfg_layout_can_merge_blocks_p): Ditto.
6840 * except.c (sjlj_emit_function_enter): Ditto.
6841 * flow.c (init_propagate_block_info): Ditto.
6842 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6843 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6844 insert_insn_end_bb): Ditto.
6845 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6846 find_if_case_2): Ditto.
6847 * lambda-code.c (perfect_nestify): Ditto.
6848 * lcm.c (optimize_mode_switching): Ditto.
6849 * loop-doloop.c (doloop_modify): Ditto.
6850 * loop-init.c (loop_optimizer_init): Ditto.
6851 * loop-iv.c (simplify_using_initial_values): Ditto.
6852 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6853 * loop-unswitch.c (unswitch_loop): Ditto.
6854 * modulo-sched.c (generate_prolog_epilog): Ditto.
6855 * predict.c (combine_predictions_for_insn, estimate_probability,
6856 tree_estimate_probability, last_basic_block_p,
6857 estimate_bb_frequencies): Ditto.
6858 * profile.c (branch_prob): Ditto.
6859 * regrename.c (copyprop_hardreg_forward): Ditto.
6860 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6861 * tracer.c (layout_superblocks): Ditto.
6862 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6863 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6864 cleanup_control_expr_graph, disband_implicit_edges,
6865 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6866 tree_verify_flow_info, tree_make_forwarder_block,
6867 tree_forwarder_block_p, remove_forwarder_block,
6868 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6869 * tree-if-conv.c (tree_if_conversion): Ditto.
6870 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6871 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6872 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6873 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6874 copy_loop_headers): Ditto.
6875 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6876 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6877 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6878 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6879 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6880 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6881 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6882 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6883 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6884 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6885 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6886 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6887 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6888 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6889 slpeel_add_loop_guard): Ditto.
6891 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6893 PR tree-optimization/15784
6894 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6897 * stmt.c (expand_case): Don't change index_type. Convert minval
6900 PR tree-optimization/20130
6901 * fold-const.c (fold): Fold x * -1 into -x.
6903 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6905 PR rtl-optimization/20331
6906 * rtlanal.c (modified_between_p): Check its address first for MEM.
6907 (modified_in_p): Likewise.
6909 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6911 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6913 2005-03-10 Steven Bosscher <stevenb@suse.de>
6915 * expr.c (expand_expr_real_1): If possible, use a conditional
6916 move for expanding MIN_EXPR and MAX_EXPR.
6917 Use temp for moving around rtx-en.
6919 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6922 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6925 2005-03-10 Roger Sayle <roger@eyesopen.com>
6927 * builtins.c (expand_builtin_signbit): Extend to handle floating
6928 point modes wider than the largest integer type, using the
6929 operand_subword_force function to obtain the signbit's word.
6931 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6934 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6935 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6937 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6939 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6941 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6943 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6945 (perform_edge_inserts): Unconditionally call
6946 free_dominator_info.
6948 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6950 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6952 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6954 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6956 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6958 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6960 (rtl_register_value_prof_hooks,
6961 tree_value_profile_transformations,
6962 tree_register_value_prof_hooks): Likewise.
6963 * var-tracking.c (stack_adjust_offset_pre_post,
6964 variable_htab_free, variable_union, dataflow_set_different_2,
6965 count_uses, variable_was_changed, set_frame_base_location,
6966 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6967 vt_add_function_parameters): Likewise.
6968 * varasm.c (named_section_real, named_section, make_decl_rtl,
6969 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6970 const_hash_1, compare_constant, copy_constant, force_const_mem,
6971 output_constant_pool_2, output_constant_pool_1, output_constant,
6972 output_constructor, make_decl_one_only, decl_tls_model,
6973 default_no_named_section, default_elf_select_section_1,
6974 default_unique_section_1): Likewise.
6975 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6976 * vmsdbgout.c (addr_const_to_string): Likewise.
6979 * function.c (struct assign_parm_data_one): Remove last_named
6981 (assign_parm_find_data_types): Don't determine last_named.
6982 Reorder named_parm determination.
6983 (assign_parms): Only setup varargs on the last non-varadic
6986 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6988 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6989 sda base address on medium model.
6991 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6993 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6994 * cfgloop.c (flow_loop_nodes_find): Export.
6995 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6997 * cfgloopmanip.c (fix_loop_structure): New function.
6998 * predict.c (predict_loops): Clean up the loops information.
6999 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7000 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7002 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7003 (rewrite_into_loop_closed_ssa): Declaration changed.
7004 * tree-loop-linear.c (linear_transform_loops): Add argument to
7005 rewrite_into_loop_closed_ssa call.
7006 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7007 * tree-ssa-loop-im.c (move_computations): Ditto.
7008 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7009 * tree-vectorizer.c (vectorize_loops): Ditto.
7010 * tree-optimize.c: Include cfgloop.h.
7011 (execute_todo): Choose whether to call cleanup_tree_cfg or
7012 cleanup_tree_cfg_loop.
7013 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7014 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7015 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7016 cleanup_tree_cfg_loop call.
7017 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7018 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7019 work on part of cfg.
7021 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7024 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7025 with multiple alternatives.
7027 * stmt.c (parse_output_constraint): Fix a typo.
7029 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7031 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7032 assembly directive instead of deprecated "no-generics".
7034 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7036 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7037 for non-offsettable memory references to cope with outstanding reload
7039 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7040 avoid losing outstanding address reloads.
7041 ("reload_outdi", "reload_outdf"): Likewise.
7043 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7045 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7046 code. Add more cbrt transformations.
7048 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7052 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7054 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7055 NULL_TREE when a given tree is not simplified.
7056 (fold): Return the original tree when any of the functions
7057 mentioned above NULL_TREE.
7059 * fold-const.c (fold_unary, fold_binary): Take decomposed
7060 arguments, code, type, op0, and op1 in case of fold_binary.
7061 (fold): Update calls to fold_unary and fold_binary.
7063 2005-03-09 Roger Sayle <roger@eyesopen.com>
7065 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7066 a fndecl and an arglist instead of a CALL_EXPR, exp.
7068 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7070 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7072 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7074 * expr.c (expand_assignment): Remove orig_to_rtx.
7076 * fold-const.c (int_const_binop): Remove no_overflow.
7078 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7080 * loop-iv.c (get_biv_step_1): Remove lhs.
7082 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7084 * real.c (real_nan): Remove neg.
7086 * function.c (thread_prologue_and_epilogue_insns): Remove i
7089 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7092 * tree-eh.c (tree_could_trap_p): Remove idx.
7094 * tree-into-ssa.c (ann): Remove ann.
7096 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7098 * tree-sra.c (decide_block_copy): Remove inst_count.
7100 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7102 * tree-ssa-loop-im.c (lhs): Remove.
7104 * cfgbuild.c (state, STATE, SET_STATE,
7105 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7107 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7108 (find_basic_blocks): Set the state of each basic block to
7111 2005-03-08 Jeff Law <law@redhat.com>
7113 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7114 goto results in the removal of edges in the CFG, then we need
7115 to recompute dominators.
7117 2005-03-09 Ben Elliston <bje@au.ibm.com>
7119 * c-common.c (c_do_switch_warnings): Comment fix.
7121 2005-03-08 Julian Brown <julian@codesourcery.com>
7123 * Patch from 2005-03-08 reverted for causing regressions and
7124 ppc-darwin bootstrap failure.
7126 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7128 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7129 Define the real function for ppc-darwin.
7130 * c-typeck.c (convert_arguments): Check for target-specific
7131 invalid argument call to unprototyped function.
7132 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7134 * target.h (invalid_arg_for_unprototyped_fn): New field
7136 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7137 default target hook.
7138 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7141 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7143 * c-typeck.c (constructor_stack, constructor_range_stack,
7144 initializer_stack): Make them static.
7146 * cfg.c (rbi_pool): Make it static.
7148 * gimple-low.c (lower_stmt_body): Make it static.
7149 * tree-flow.h: Remove the corresponding prototype. Don't
7152 * sched-deps.c (cache_size): Make it static.
7154 * stor-layout.c (lang_adjust_rli): Make it static.
7156 2005-03-08 Julian Brown <julian@codesourcery.com>
7158 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7159 from being used for symbols with vague linkage when
7160 HAVE_GAS_COMDAT_GROUP is true.
7162 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7164 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7165 nlabel == JUMP_LABEL (jump).
7167 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7169 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7170 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7171 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7172 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7174 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7177 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7178 * c-common.c (handle_returns_twice): New function.
7179 (c_common_attribute_table): Declare eturns_twice' attribute.
7180 * doc/extend.texi: Document eturns_twice' attribute.
7181 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7182 (struct tree_decl): Add returns_twice_flag.
7184 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7186 * tree-ssa-phiopt.c: Fix a comment typo.
7188 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7189 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7190 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7193 2005-03-08 Richard Henderson <rth@redhat.com>
7195 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7196 builtin codes with ctzdi2, clzdi2, popcountdi2.
7197 (struct alpha_builtin_def): Add is_const.
7198 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7199 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7200 (alpha_init_builtins): Init them. Set nothrow and const attributes
7202 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7203 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7204 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7205 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7206 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7207 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7208 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7209 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7210 (TARGET_FOLD_BUILTIN): New.
7211 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7212 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7214 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7216 2005-03-08 Ira Rosen <irar@il.ibm.com>
7218 PR tree-optimization/20122
7219 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7220 condition of access function instead of base.
7222 2005-03-07 Jeff Law <law@redhat.com>
7223 Steven Bosscher <stevenb@suse.de>
7225 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7226 (find_taken_edge): Call find_taken_edge_computed_goto as
7227 appropriate. Allow any gimple invariant rather than just
7228 INTEGER_CST for VAL.
7229 (cleanup_control_flow): Cleanup a computed goto which has turned
7231 (tree_merge_blocks): If block B has any forced labels, move
7232 them to the start of block A.
7233 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7234 computed gotos as well.
7235 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7236 removal of unnecessary computed gotos too.
7237 (lookup_redirection_data): Fix type of INSERT argument. Callers
7240 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7242 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7243 Remove trailing spaces.
7245 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7246 unshare_all_trees): Make them static.
7247 * tree-gimple.h: Remove the corresponding prototypes.
7249 * diagnostic.h: Remove unused prototype
7250 debug_output_buffer.
7251 * modulo-sched.c: Remove unused prototype
7252 set_row_column_for_ps.
7254 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7255 replace_phi_edge_with_variable): Remove unused variable i.
7257 2005-03-07 Per Bothner <per@bothner.com>
7259 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7261 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7264 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7265 bbs on the COND_EXPR instead of the PHI_NODEs.
7266 (candidate_bb_for_phi_optimization): Remove.
7267 (replace_phi_with_stmt): Rename to ...
7268 (replace_phi_edge_with_variable): this and change so that we
7269 replace the phi argument instead of removing the PHI.
7270 (conditional_replacement): Change so we deal with PHI with more
7272 (value_replacement): Likewise.
7273 (abs_replacement): Likewise.
7275 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7277 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7278 output_e500_flip_gt_bit.
7280 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7282 (rs6000_generate_compare): Fix logic to look at the correct bits.
7283 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7285 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7286 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7287 gen_move_from_CR_gt_bit.
7289 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7290 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7291 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7293 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7294 (E500_CR_IOR_COMPARE): New constant.
7296 2005-03-08 Earl Chew <earl_chew@agilent.com>
7297 David Billinghurst <David.Billinghurst@riotinto.com>
7299 * config/i386/host-cygwin.c: New file to support precompiled
7301 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7302 * config.host: Use above files for cygwin host.
7304 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7306 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7307 ordering ops from earlier change.
7309 2005-03-07 Per Bothner <per@bothner.com>
7311 Various fixes to allow us to again build if --enable-mapped-location:
7312 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7313 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7314 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7315 local variable loc. Change logic appropriately.
7316 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7317 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7318 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7319 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7320 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7322 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7324 PR rtl-optimization/19683
7325 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7326 number of bytes, to smallest_int_for_mode. Fix arguments to
7327 REG_CANNOT_CHANGE_MODE_P.
7329 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7331 * reorg.c (relax_delay_slots): Check that the jump is
7332 conditional before trying to invert it.
7334 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7336 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7339 * calls (stack_arg_under_construction): Make it static.
7341 * flow.c (regs_live_at_setjmp): Make it static.
7342 * flow.h: Remove the corresponding prototype.
7344 * reload1.c (reload_startobj, reload_firstobj,
7345 something_needs_operands_changed, reload_inherited,
7346 reload_inheritance_insn, reload_override_in,
7347 reload_spill_index): Make them static.
7349 * recog.c (verify_changes): Make it static.
7350 * recog.h: Remove the corresponding prototype.
7352 * cfgbuild.c (find_sub_basic_blocks): Remove.
7353 * basic-block.h: Remove the corresponding prototype.
7354 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7356 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7358 * tree-ssa-operands.c (check_build_stmt): Remove.
7360 * stor-layout.c (set_alignment): Remove.
7361 * tree.h: Remove the corresponding prototype.
7363 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7365 * tree-ssa-dce.c (control_dependence_map,
7366 visited_control_parents): Make them static.
7368 * cfghooks.c (verify_flow_info): Remove local variable
7371 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7374 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7376 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7378 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7380 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7382 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7383 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7384 PARALLEL for an empty structure.
7386 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7388 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7390 * fold-const.c (fold_binary): Unroll the very first "for"
7393 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7395 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7396 redundant match_code test.
7397 (scc_comparison_operator): Swap match_operand and match_code
7399 (branch_positive_comparison_operator): Same.
7400 (trap_comparison_operator): Use comparison_operator and swap with
7403 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7406 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7407 (out_movhi_r_mr): Read low byte of volatile MEM first.
7408 (out_movhi_mr_r): Write high byte of volatile MEM first.
7410 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7412 * cselib.c (reg_values, reg_values_size): Make them static.
7414 * cse.c (cse_reg_info_table): Make it static.
7416 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7418 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7420 * cse.c (find_best_addr): Use canon_for_address.
7422 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7424 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7425 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7426 SUBREG and MEM, respectively.
7428 * fold-const.c (fold_binary): Use code instead of t.
7430 * fold-const.c (optimize_minmax_comparison): Take decomposed
7431 arguments code, type, op0, and op1 instead of t.
7432 (fold_binary): Update a call to optimize_minmax_comparison.
7434 * fold-const.c (fold_range_test): Take decomposed arguments
7435 code, type, op0, and op1 instead of t.
7436 (fold_binary): Update a call to fold_range_test.
7438 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7439 decomposed arguments code, type, op0, and op1 instead of t.
7440 (fold_binary): Update a call to fold_range_test.
7442 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7444 * fold-const.c (fold_binary): Avoid directly using the original
7445 expression t as much as possible.
7447 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7449 * c-semantics.c (build_stmt): Use TYPE_P instead of
7450 IS_NON_TYPE_CODE_CLASS.
7451 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7452 (NON_TYPE_CHECK): Use TYPE_P instead of
7453 IS_NON_TYPE_CODE_CLASS.
7455 * fold-const.c (fold): Remove handling of binary expressions.
7457 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7459 * doc/c-tree.texi: Wrap comments in @r{}.
7460 * doc/cpp.texi: Likewise.
7461 * doc/cppinternals.texi: Likewise.
7462 * doc/extend.texi: Likewise.
7463 * doc/md.texi: Likewise.
7464 * doc/objc.texi: Likewise.
7465 * doc/sourcebuild.texi: Likewise.
7466 * doc/tm.texi: Likewise.
7469 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7471 * predict.c (apply_return_prediction): Standardize PHI chain
7473 * tree-ssa.c (ssa_redirect_edge): Likewise.
7475 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7476 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7479 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7480 * tree-flow.h: Adjust the prototype for remove_phi_node.
7481 * lambda-code.c (perfect_nestify): Adjust a call to
7484 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7485 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7487 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7488 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7489 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7490 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7492 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7493 of GEN_INT (trunc_int_for_mode (...)).
7494 * loop-iv.c (iv_number_of_iterations): Likewise.
7495 * postreload.c (reload_cse_move2add): Likewise.
7496 * simplify-rtx.c (simplify_const_unary_operation,
7497 simplify_const_binary_operation): Likewise.
7498 * stor-layout.c (get_mode_bounds): Likewise.
7500 * fold-const.c (fold_binary): New.
7501 (fold): Call fold_binary on binary expressions.
7503 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7505 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7506 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7507 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7508 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7509 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7511 2005-03-04 Devang Patel <dpatel@apple.com>
7513 PR tree-optimization/18815
7514 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7515 loops with zero exit edges.
7517 2005-03-04 Devang Patel <dpatel@apple.com>
7519 * doc/invoke.texi: Remove reference to webpage that does not exist.
7521 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7522 Joseph S. Myers <joseph@codesourcery.com>
7525 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7526 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7527 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7528 * pa.c (get_plabel): Change argument to symbol_ref. Call
7529 maybe_get_identifier instead of get_identifier.
7530 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7531 (struct deferred_plabel): Replace name field with symbol field.
7532 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7533 ASM_OUTPUT_EXTERNAL_REAL is defined.
7534 (output_global_address): Use output_addr_const for output of all
7536 (output_deferred_plabels): Use symbol_ref instead of name for address
7538 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7539 ASM_OUTPUT_SYMBOL_REF): New macros.
7540 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7542 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7545 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7547 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7548 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7550 2005-03-04 Jeff Law <law@redhat.com>
7552 * basic-block.h (rediscover_loops_after_threading): Declare.
7553 * tree-ssa-dom.c: Include cfgloop.h.
7554 (tree_ssa_dominator_optimize): Discover loops and some basic
7555 properties. Remove forwarder blocks recreated by loop header
7556 canonicalization. Also mark backedges in the CFG.
7557 * tree-ssa-threadupdate.c: Include cfgloop.h
7558 (rediscover_loops_after_threading): Define.
7559 (struct local_info): New field, JUMP_THREADED.
7560 (prune_undesirable_thread_requests): New function.
7561 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7562 then record that fact for the callers of redirct_edges.
7563 (thread_block): If BB has incoming backedges, then call
7564 prune_undesirable_thraed_requests. Note when we are
7565 going to have to rediscover loop information. Return a
7566 boolean indicating if any jumps were threaded.
7567 (thread_through_all_blocks): Bubble up boolean indicating
7568 if any jumps were threaded.
7569 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7570 (tree-ssa-threadupdate.o): Similarly.
7572 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7574 * fold-const.c (fold_ternary): Unroll the "for" loop to
7577 2005-03-04 Andrew Haley <aph@redhat.com>
7579 * unwind-dw2-fde-glibc.c (struct
7580 unw_eh_callback_data.check_cache): New field.
7581 (frame_hdr_cache): New.
7582 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7583 Cache frame header info.
7585 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7587 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7588 (print_c_condition): Declare.
7589 * read-rtl.c (ptr_loc): New structure.
7590 (ptr_locs, ptr_loc_obstack, joined_conditions)
7591 (joined_conditions_obstack): New variables.
7592 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7593 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7594 (join_c_conditions, print_c_condition): New functions.
7595 (apply_macro_to_string): Associate the new string with the same
7596 source location as the old one.
7597 (add_condition_to_string): Use join_c_conditions.
7598 (read_string): Use set_rtx_ptr_loc to record a filename and line
7599 number for the string.
7600 (read_rtx): Initialize the new variables above.
7601 * genattrtab.c (write_test_expr, write_attr_value): Use
7603 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7604 comment above the GCC_VERSION check.
7605 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7606 Inline the definition of MAYBE_EVAL.
7607 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7608 * genoutput.c (process_template): Likewise.
7609 * genpreds.c (write_predicate_subfunction): Likewise.
7610 (write_predicate_expr): Use print_c_condition.
7611 * genrecog.c (write_cond): Likewise.
7612 * gensupport.c (process_rtx): Use join_c_conditions to join the
7613 conditions of a define_insn_and_split. Record a source location
7614 for the string after the "&&".
7615 (alter_test_for_insn): Use join_c_conditions.
7617 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7620 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7621 PR tree-optimization/15784
7622 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7625 2005-03-04 Ben Elliston <bje@au.ibm.com>
7627 * gcc.c (option_map): Add --coverage.
7628 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7629 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7630 * config/darwin.h: Pass -lgcov for `coverage'.
7631 * doc/invoke.texi (Debugging Options): Document --coverage.
7633 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7635 * gcse.c (bypass_block): Use find_edge wherever possible.
7637 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7641 * c-opts.c (c_common_parse_file): Call start_source_file
7642 and end_source_file at the approriate times.
7644 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7645 the main file, it will be done for us now.
7647 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7649 * fold-const.c (fold_ternary): New.
7650 (fold): Call fold_ternary on ternary expressions. Remove
7651 handling of ternary expressions.
7653 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7655 PR tree-optimization/15784
7656 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7659 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7661 * config/rs6000/predicates.md (branch_comparison_operator):
7662 Convert from C block to conditional format.
7664 2005-03-03 Jan Hubicka <jh@suse.cz>
7666 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7667 and non-constant public variables.
7669 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7671 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7674 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7677 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7678 calls to release_ssa_name and release_phi_node.
7680 * fold-const.c (fold): Remove handling of unary expressions.
7682 * fold-const.c (fold_unary): Avoid directly using the original
7683 expression t as much as possible.
7685 2005-03-03 Roger Sayle <roger@eyesopen.com>
7686 Andrew Pinski <pinskia@physics.uc.edu>
7688 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7689 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7691 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7693 Describe special registers SRP and MOF as allocatable registers.
7694 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7695 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7696 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7697 TARGET_HAS_MUL_INSNS.
7698 (cris_print_operand) <case 'd'>: New case.
7699 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7700 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7702 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7703 (REG_ALLOC_ORDER): Update for MOF.
7704 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7706 (GENERAL_REGS): No longer a define of ALL_REGS.
7707 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7708 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7710 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7711 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7712 (SECONDARY_RELOAD_CLASS): Define.
7713 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7714 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7715 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7716 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7717 (REGISTER_MOVE_COST): Define.
7718 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7719 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7720 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7721 (CRIS_MOF_REGNUM): New define_constants.
7722 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7724 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7726 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7727 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7728 Adjust for MOF being properly described as a register.
7729 (indir_to_reg_split): Name this split. Conditionalize on the
7730 destination register being a general register.
7731 (movei): Conditionalize on on operands 0 and 1 having the same
7734 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7737 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7738 -mcpu to override any other explicitly given flags.
7740 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7742 * recog.c (verify_changes, confirm_change_group): New functions,
7743 broken out of apply_change_group.
7744 (apply_change_group): Use them.
7745 * recog.h (verify_change, confirm_change_group): Declare.
7746 * rtl.h (redirect_jump_2): Declare.
7747 * jump.c (redirect_exp, invert_exp): Delete.
7748 (invert_exp_1): Take second parameter. Return value. Changed caller.
7749 (redirect_jump_2): New function, broken out of redirect_jump.
7750 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7751 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7752 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7754 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7756 * varasm.c (named_section): Use xstrdup rather than doing it by
7759 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7761 2005-03-02 Devang Patel <dpatel@apple.com>
7763 Undo PR tree-optimization/18815 fix.
7765 2005-03-02 Devang Patel <dpatel@apple.com>
7767 PR tree-optimization/18815
7768 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7769 loops with zero exit edges.
7771 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7773 * cfg.c (connect_src, connect_dest, disconnect_src,
7774 disconnct_dest): New.
7775 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7776 redirect_edge_pred): Use the new functions.
7778 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7779 free_dominance_info only when needed.
7781 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7784 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7785 (reg_or_sub_cint64_operand): Same.
7787 2005-03-02 Jeff Law <law@redhat.com>
7789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7790 CFG_ALTERED in the main DOM iteration loop.
7792 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7795 * varasm.c (initializer_constant_valid_p): Allow conversions
7796 between OFFSET_TYPEs. Tidy.
7798 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7800 * config/cris/cris.md ("return"): Remove epilogue delay list
7803 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7805 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7807 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7809 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7811 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
7812 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
7813 config/m68k/m68k.c, config/mips/mips.h,
7814 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7815 doc/include/gcc-common.texi: Update copyright.
7817 PR middle-end/18029 and PR middle-end/18030
7818 * expr.c (optimize_bitfield_assignment_op): Add a special case
7819 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7821 * fold-const.c (fold_unary): New.
7822 (fold): Call fold_unary on unary expressions.
7824 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7826 * cgraph.h (struct cgraph_edge): Add prev_caller and
7828 (cgraph_node_remove_callees): Export.
7829 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7831 (cgraph_edge_remove_callee): New function.
7832 (cgraph_edge_remove_caller): Likewise.
7833 (cgraph_remove_edge): Use.
7834 (cgraph_redirect_edge_callee): Likewise.
7835 (cgraph_node_remove_callees): New function.
7836 (cgraph_node_remove_callers): Likewise.
7837 (cgraph_remove_node): Use.
7838 * tree-optimize.c (tree_rest_of_compilation): Use
7839 cgraph_node_remove_callees instead of manual loop.
7840 * cgraphunit.c (cgraph_finalize_function): Likewise.
7841 (cgraph_expand_function): Likewise.
7842 (cgraph_remove_unreachable_nodes): Likewise.
7844 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7847 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7849 * c-decl.c (undeclared_variable): Take location as argument.
7850 * c-typeck.c (build_external_ref): Likewise.
7851 * c-parser.c (c_parser_postfix_expression): Pass location of
7852 identifier to build_external_ref.
7854 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7856 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7857 CCEQ mode for branch_positive_comparison_operator test.
7858 * config/rs6000/predicates (branch_comparison_operator): Revert to
7860 (scc_comparison_operator): Same.
7861 (branch_positive_comparison_operator): Same.
7863 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7865 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7866 (cris_delay_slots_for_epilogue): Remove.
7867 (save_last): Move into cris_target_asm_function_epilogue.
7868 (cris_target_asm_function_epilogue): Remove tests for file being
7870 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7871 (cris_delay_slots_for_epilogue): Remove prototypes.
7872 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7873 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7875 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7877 * config/rs6000/predicates.md (branch_comparison_operator): Change
7878 to define_special_predicate.
7879 (scc_comparison_operator): Same.
7880 (branch_positive_comparison_operator): Same.
7882 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7884 * Makefile.in (tree-ssa-sink.o): New.
7885 (OBJS-common): Add tree-ssa-sink.o.
7886 * common.opt: Add -ftree-sink
7887 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7888 * timevar.def (TV_TREE_SINK): new timevar.
7889 * tree-flow.h (is_hidden_global_store): Prototype.
7890 * tree-optimize.c (init_tree_optimization_passes): Add
7892 * tree-pass.h (pass_sink_code): New.
7893 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7894 for non-obvious global store store to is_hidden_global_store, and
7895 call that new function.
7896 * tree-ssa-sink.c: New file.
7897 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7898 * doc/passes.texi: Document forward store motion.
7899 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7900 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7901 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7902 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7904 2005-03-01 Per Bothner <per@bothner.com>
7906 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7907 and we have a non-zero column-number, add it to the message.
7908 Also factor out the diagnostic_kind_text.
7910 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7912 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7913 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7914 flow_loop_scan): Removed.
7915 (flow_loop_dump): Do not dump removed fields.
7916 (flow_loop_free): Do not free removed fields.
7917 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7918 (loop_exit_edge_p): New function.
7919 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7920 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7921 num_exits, exits_doms.
7922 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7923 LOOP_EDGES, LOOP_ALL): Removed.
7924 (flow_loop_scan): Declaration removed.
7925 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7926 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7928 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7929 (if_convert): Call flow_loops_find and flow_loops_free
7930 when calling mark_loop_exit_edges.
7931 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7932 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7933 free_dominance_info calls.
7934 * loop-init.c (flow_loops_find): Ditto.
7935 * passes.c (rest_of_handle_branch_prob): Ditto.
7936 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7937 * loop-unroll.c (analyze_insns_in_loop): Do not use
7939 * predict.c (predict_loops): Do not call flow_loop_scan.
7940 Use get_loop_exit_edges.
7941 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7942 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7943 Do not use EDGE_LOOP_EXIT.
7944 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7945 to bb_with_exit_edge_p.
7946 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7947 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7948 to bb_with_exit_edge_p.
7949 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7951 * tree-loop-linear.c (linear_transform_loops): Do not call
7952 flow_loop_scan. Use loop->single_exit.
7953 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7954 (vect_analyze_loop_form): Do not call flow_loop_scan.
7955 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7957 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7959 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7960 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7961 slpeel_tree_duplicate_loop_to_edge_cfg,
7962 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7963 Use loop_preheader_edge and loop->single_exit. Do not call
7966 2005-03-01 Nick Clifton <nickc@redhat.com>
7968 * config/arm/arm.c (thumb_find_work_register): Check all of the
7969 argument registers to see if they are free, and a couple of
7970 special cases where the last argument register but can be proved
7971 to be available during the function's prologue.
7972 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7973 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7974 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7976 (thumb_compute_save_reg_mask): Likewise. Also use
7977 thumb_find_work_register() to ensure that there is agreement about
7978 which work register is going to be used in the prologue.
7979 (thumb_output_function_prologue): Use unsigned long as the type
7980 for the register bit-mask. Also delay pushing the link register if
7981 other high registers are going to be pushed.
7982 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7983 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7984 redundant prototypes.
7986 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7989 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7990 and after reload in REG+REG indexed addresses without REG_POINTER
7991 set in the base and not set in the index.
7993 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7995 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7996 Don't undefine here.
7997 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7998 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7999 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8000 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8001 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8003 * config.gcc (sh*-*-linux*): Use config/linux.h.
8005 2005-02-28 Dale Johannesen <dalej@apple.com>
8006 Stan Shebs <shebs@apple.com>
8008 Rewrite of 64-bit Darwin structure-by-value pass/return.
8009 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8010 intoffset, use_stack, named.
8011 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8012 (rs6000_darwin64_record_arg_advance_flush): New.
8013 (rs6000_darwin64_record_arg_advance_recurse): New.
8014 (rs6000_darwin64_record_arg_flush): New.
8015 (rs6000_darwin64_record_arg_recurse): New.
8016 (rs6000_darwin64_record_arg): New.
8017 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8018 (function_arg_boundary): Handle 128-bit aligned structs.
8019 (function_arg_advance): Rewrite darwin64 struct handling.
8020 (function_arg): Call rs6000_darwin64_record_arg.
8021 (function_arg_partial_nregs): Handle darwin64 structs.
8022 (rs6000_darwin64_function_value): Remove.
8023 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8025 2005-02-28 Roger Sayle <roger@eyesopen.com>
8027 PR tree-optimization/20216
8028 * tree-chrec.c (tree_fold_factorial): Delete.
8029 (tree_fold_binomial): Change argument list to take a return type
8030 and change the type of K to unsigned int. Rewrite to avoid explicit
8031 evaluation of factorials, and (recursively) calling fold to perform
8032 compile-time arithmetic. Return NULL on (internal) overflow.
8033 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8034 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8035 if any intermediate calculation overflows.
8036 (chrec_apply): Update call to chrec_evaluate.
8038 2005-02-28 James E Wilson <wilson@specifixinc.com>
8040 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8042 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8045 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8046 instead of NULL_TREE on error.
8048 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8050 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8051 (EASY_VECTOR_15_ADD_SELF): Remove.
8052 (num_insns_constant_wide): Not static.
8053 (validate_condition_mode): Not static.
8054 (toc_relative_expr_p): Not static.
8055 (legitimate_indirect_address_p): Not static.
8056 (macho_lo_sum_memory_operand): Not static.
8057 (invalid_e500_subreg): Not static.
8058 (easy_vector_same): Not static.
8059 (easy_vector_splat_const): Not static.
8060 (RS6000_SYMBOL_REF_TLS_P): Remove.
8061 (any_operand): Delete.
8062 (any_parallel_operand): Delete.
8063 (count_register_operand): Delete.
8064 (altivec_register_operand): Delete.
8065 (xer_operand): Delete.
8066 (s8bit_cint_operand): Delete.
8067 (short_cint_operand): Delete.
8068 (u_short_cint_operand): Delete.
8069 (non_short_cint_operand): Delete.
8070 (exact_log2_cint_operand): Delete.
8071 (gpc_reg_operand): Delete.
8072 (cc_reg_operand): Delete.
8073 (cc_reg_not_cr0_operand): Delete.
8074 (reg_or_short_operand): Delete.
8075 (reg_or_neg_short_operand): Delete.
8076 (reg_or_aligned_short_operand): Delete.
8077 (reg_or_u_short_operand): Delete.
8078 (reg_or_cint_operand): Delete.
8079 (reg_or_arith_cint_operand): Delete.
8080 (reg_or_add_cint64_operand): Delete.
8081 (reg_or_sub_cint64_operand): Delete.
8082 (reg_or_logical_cint_operand): Delete.
8083 (got_operand): Delete.
8084 (got_no_const_operand): Delete.
8085 (easy_fp_constant): Delete.
8086 (easy_vector_constant): Delete.
8087 (easy_vector_constant_add_self): Delete.
8088 (zero_constant): Delete.
8089 (zero_fp_constant): Delete.
8090 (volatile_mem_operand): Delete.
8091 (offsettable_mem_operand): Delete.
8092 (mem_or_easy_const_operand): Delete.
8093 (add_operand): Delete.
8094 (non_add_cint_operand): Delete.
8095 (logical_operand): Delete.
8096 (non_logical_cint_operand): Delete.
8097 (mask_operand): Delete.
8098 (mask_operand_wrap): Delete.
8099 (mask64_operand): Delete.
8100 (mask64_2_operand): Delete.
8101 (and64_operand): Delete.
8102 (and64_2_operand): Delete.
8103 (and_operand): Delete.
8104 (reg_or_mem_operand): Delete.
8105 (lwa_operand): Delete.
8106 (symbol_ref_operand): Delete.
8107 (call_operand): Delete.
8108 (current_file_function_operand): Delete.
8109 (input_operand): Delete.
8110 (rs6000_nonimmediate_operand): Delete.
8111 (rs6000_tls_symbol_ref): Delete.
8112 (save_world_operation): Delete.
8113 (restore_world_operation): Delete.
8114 (load_multiple_operation): Delete.
8115 (store_multiple_operation): Delete.
8116 (vrsave_operation): Delete.
8117 (mfcr_operation): Delete.
8118 (mtcrf_operation): Delete.
8119 (lmw_operation): Delete.
8120 (stmw_operation): Delete.
8121 (branch_comparison_operator): Delete.
8122 (branch_positive_comparison_operator): Delete.
8123 (scc_comparison_operator): Delete.
8124 (trap_comparison_operator): Delete.
8125 (boolean_operator): Delete.
8126 (boolean_or_operator): Delete.
8127 (min_max_operator): Delete.
8128 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8129 (EASY_VECTOR_15): Moved to here.
8130 (EASY_VECTOR_15_ADD_SELF): Move to here.
8131 (PREDICATE_CODES): Delete.
8132 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8133 Declare functions no longer static.
8134 * config/rs6000/predicates.md: New.
8135 * config/rs6000/rs6000.md: Include predicates.md
8137 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8139 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8140 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8142 * cfgrtl.c (need_fake_edge_p): Likewise.
8143 * combine.c (distribute_notes): Likewise.
8144 * emit-rtl.c (try_split): Likewise.
8145 * recog.c (peephole2_opimize): Likewise.
8146 * reg-notes.def (ALWAYS_RETURN): Remove.
8147 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8148 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8149 * tree.h (ECF_ALWAYS_RETURN): Remove.
8151 2005-02-28 Roger Sayle <roger@eyesopen.com>
8154 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8155 between different machine modes is never a "useless" conversion.
8157 2005-02-28 Geert Bosch <bosch@gnat.com>
8160 * doc/contrib.texi: List contributors for Ada front end
8162 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8164 * simplify-rtx.c (simplify_unary_operation_1,
8165 simplify_const_unary_operation): New, extracted from...
8166 (simplify_unary_operation): ... this one.
8167 (simplify_binary_operation_1,
8168 simplify_const_binary_operation): New, extracted from...
8169 (simplify_binary_operation): ... this one.
8170 * rtl.h (simplify_const_unary_operation,
8171 simplify_const_binary_operation): Add prototypes.
8173 2005-02-28 Julian Brown <julian@codesourcery.com>
8175 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8176 building libjava and caused PR regression/20228.
8178 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8181 * Makefile.in (host_subdir): New.
8182 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8183 * configure: Regenerate.
8185 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8187 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8188 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8189 installation directory first.
8191 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8194 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8195 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8196 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8197 * config/cris/cris.md: Tweak comments referring to Q.
8198 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8199 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8200 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8201 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8202 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8203 Insert spaces in constraints to align alternatives vertically for
8205 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8208 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8210 PR rtl-optimization/17728
8211 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8212 operand 0 from general_operand to move_dest_operand.
8214 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8216 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8217 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8218 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8219 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8221 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8223 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8224 * configure: Regenerate.
8225 * libada-mk.in: Remove CC; rename
8226 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8228 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8231 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8232 for the lhs, also walk over the tree. Likewise for rhs.
8234 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8236 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8237 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8238 Do not propagate value of iv before increment over the increment.
8240 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8242 * c-parser.c: New file.
8243 * c-parse.in: Remove.
8244 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8246 (c-parser.o): Add dependencies.
8247 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8248 maintainer-clean, TAGS): Update.
8249 * c-config-lang.in (gtfiles): Update.
8250 * gengtype-lex.l: Don't handle "@@".
8251 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8252 objc_build_synchronized, objc_begin_try_stmt,
8253 objc_begin_catch_clause, objc_finish_catch_clause,
8254 objc_build_finally_clause, objc_finish_try_stmt): New.
8255 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8257 (c_parse_init): Update comment.
8258 * c-decl.c (c_init_decl_processing): Update comment.
8259 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8260 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8261 new c_declspecs members.
8263 2005-02-25 Julian Brown <julian@codesourcery.com>
8265 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8266 from being used for symbols with vague linkage when
8267 HAVE_GAS_COMDAT_GROUP is true.
8269 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8271 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8273 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8276 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8277 (LIBGCC2_HAS_DF_MODE): New.
8278 (LIBGCC2_HAS_XF_MODE): New.
8279 (LIBGCC2_HAS_TF_MODE): New.
8280 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8281 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8282 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8283 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8284 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8285 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8286 and add _fixtfdi, _fixunstfdi, _floatditf
8287 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8288 L_fixunstfdi, L_floatditf.
8289 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8290 (LIBGCC2_HAS_TF_MODE): Define.
8292 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8294 PR tree-optimization/20204
8295 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8296 REWRITE_THIS_STMT markers on PHI nodes.
8297 (rewrite_initialize_block): Likewise.
8299 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8301 * version.c (version_string): Update to 4.1.
8303 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8305 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8306 Clarify that the alternative way doesn't work in GNU C++.
8308 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8310 PR tree-optimization/19937
8311 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8312 to the type of the induction variable.
8314 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8316 PR rtl-optimization/20117
8317 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8318 the block including noncopyable insn.
8320 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8322 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8323 calls to find_reg_note.
8325 2005-02-24 Richard Henderson <rth@redhat.com>
8328 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8331 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8333 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8334 vector types if to use base reg for misaligned non-word ld/std.
8336 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8339 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8340 dwarf2 label manually and put it after, not before the prologue.
8342 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8345 * reload.c (operands_match_p): Only increment register number for
8346 SCALAR_INT_MODE_P modes in multiple hard registers.
8348 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8351 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8353 * ChangeLog.5: Fix log message typo(s).
8354 * ChangeLog.7: Likewise.
8355 * ChangeLog.tree-ssa: Likewise.
8356 * cfgexpand.c: Fix comment typo(s).
8357 * conflict.c: Likewise.
8358 * defaults.h: Likewise.
8359 * dwarf2out.c: Likewise.
8361 * ggc-page.c: Likewise.
8362 * tree-eh.c: Likewise.
8363 * tree-ssa-dom.c: Likewise.
8365 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8368 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8369 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8370 if SHARED is defined.
8373 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8374 allow splitting only if operands 0 and 3 don't overlap.
8376 2005-02-24 Richard Henderson <rth@redhat.com>
8379 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8380 (fold_builtin_1): Call them.
8381 * fold-const.c (fold_complex_mult_parts): Split out from ...
8382 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8383 (fold_complex_div_parts, fold_complex_div): New.
8385 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8387 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8389 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8390 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8392 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8393 (print_node): Likewise.
8394 Print TYPE_SIZES_GIMPLIFIED.
8396 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8398 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8399 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8400 operands as commutative in constraints.
8402 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8404 * tree-into-ssa.c: Re-organize internal functions.
8406 2005-02-24 Richard Henderson <rth@redhat.com>
8409 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8411 * common.opt (fcx-limited-range): New.
8412 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8413 * toplev.c (flag_complex_method): Initialize to 1.
8414 (process_options): Set flag_complex_method to 0 if
8415 flag_cx_limited_range.
8416 * doc/invoke.texi (-fcx-limited-range): New.
8418 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8420 * cse.c (delete_trivially_dead_insns): Speed up by using
8421 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8424 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8426 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8427 functions when -mid-shared-library is being used.
8429 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8431 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8432 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8433 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8434 * system.h: Poison LINK_LIBGCC_SPECIAL.
8436 2005-02-23 James E Wilson <wilson@specifixinc.com>
8438 * gengtype.c (note_insn_name): Make 1 element larger.
8440 2005-02-23 Roger Sayle <roger@eyesopen.com>
8443 PR rtl-optimization/20097
8444 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8445 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8447 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8449 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8450 * t-aix52 (SHLIB_INSTALL): Same.
8452 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8454 * genpreds.c: Update copyright.
8456 2005-02-23 Michael Beach <michaelb@ieee.org>
8459 * config/sparc/t-elf (startup files): Assemble with CPP.
8461 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8463 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8464 (write_predicate_expr): Likewise.
8466 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8468 PR tree-optimization/20100
8469 PR tree-optimization/20115
8470 * tree-optimize.c (init_tree_optimization_passes): Remove
8471 pass_maybe_create_global_var.
8472 * tree-pass.h (pass_maybe_create_global_var): Remove.
8473 * tree-ssa-alias.c (aliases_computed_p): Declare.
8474 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8475 (count_calls_and_maybe_create_global_var): Remove.
8476 (pass_maybe_create_global_var): Remove.
8477 (init_alias_info): Do not declare aliases_computed_p.
8478 (maybe_create_global_var): If the function contains no
8479 call-clobbered variables and a mix of pure/const and regular
8480 function calls, create .GLOBAL_VAR.
8481 Mark all call-clobbered variables for renaming.
8482 (merge_pointed_to_info): Update comment.
8483 (add_pointed_to_var): Likewise.
8484 (is_escape_site): Likewise.
8485 Accept struct alias_info * instead of size_t *.
8487 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8489 * tree-ssa-operands.c (get_call_expr_operands): If
8490 ALIASES_COMPUTED_P is false, do not add call-clobbering
8492 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8493 (delete_tree_ssa): Likewise.
8495 2005-02-22 James E Wilson <wilson@specifixinc.com>
8497 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8498 (do_compile): Do call it here.
8500 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8502 PR rtl-optimization/20017.
8503 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8504 rest_of_handle_cse2, rest_of_handle_gcse): Call
8505 delete_dead_jumptables immediately before calling cleanup_cfg.
8507 2005-02-22 Devang Patel <dpatel@apple.com>
8510 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8513 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8515 * config/rs6000/aix.h (WINT_TYPE): Define.
8517 2005-02-22 Stan Shebs <shebs@apple.com>
8519 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8520 natural alignment for 64-bit Darwin.
8521 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8523 * doc/invoke.texi: Document this.
8525 2005-02-22 DJ Delorie <dj@redhat.com>
8527 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8528 to make_[un]signed_type, not the mode itself.
8530 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8532 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8533 not available. Use tail calls wherever possible.
8534 (make_edge): Call unchecked_make_edge to create an edge.
8536 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8537 (coalesce_ssa_name): Don't check for
8538 SSANORM_USE_COALESCE_LIST.
8539 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8541 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8543 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8544 (rewrite_into_ssa): ... here.
8546 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8548 PR tree-optimization/19786
8549 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8550 tag to another's may-alias bitmap when adding to the other's list.
8552 2005-02-21 DJ Delorie <dj@redhat.com>
8554 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8555 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8556 registers in unsupported ways.
8557 * expmed.c (init_expmed): Likewise.
8559 2005-02-21 Stan Cox <scox@redhat.com>
8561 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8563 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8565 * tree-cfg.c (fold_cond_expr_cond): New.
8566 (make_edges): Call fold_cond_expr_cond.
8567 (find_taken_edge): Accept nothing but INTEGER_CST.
8568 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8570 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8572 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8573 that do not belong to any basic block.
8575 2005-02-21 Jeff Law <law@redhat.com>
8577 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8580 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8582 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8583 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8584 Adjust their definitions.
8585 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8586 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8588 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8589 genautomata.c, langhooks.c, langhooks.h, system.h,
8590 config/arm/lib1funcs.asm: Update copyright.
8592 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8594 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8596 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8599 * doc/install.texi: Document --with-gc.
8601 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8603 * simplify-rtx.c (simplify_unary_operation): Add a missing
8606 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8608 PR tree-optimization/18663
8609 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8610 if the type has variable bounds.
8612 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8614 * gcse.c: Remove an obsolete comment.
8616 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8618 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8620 * doc/extend.texi (Function Attributes) <Attribute const>: The
8621 attribute "pure" is below this text, not above.
8623 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8625 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8626 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8627 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8629 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8632 * langhooks.h (struct lang_hooks): Add to_target_charset.
8633 * langhooks.c (lhd_to_target_charset): New function.
8634 * langhooks-def.h: Declare lhd_to_target_charset.
8635 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8636 (LANG_HOOKS_INITIALIZER): Update.
8637 * c-common.c (c_common_to_target_charset): New function.
8638 * c-common.h: Declare it.
8639 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8640 c_common_to_target_charset.
8642 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8643 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8645 * system.h: Poison them.
8646 * doc/tm.texi: Don't discuss them.
8647 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8648 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8649 (pp_c_char): Do not attempt to generate letter escapes for
8651 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8652 * config/mips/mips.c (mips_output_ascii): Likewise.
8654 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8656 PR tree-optimization/19951
8657 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8660 2005-02-19 Steven Bosscher <stevenb@suse.de>
8663 * function.h (struct function): New field `max_loop_depth'.
8664 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8665 (flow_loops_find): Reset the max loop depth count before finding loops.
8666 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8667 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8668 (calculate_global_regs_live): Make sure the loop will terminate
8669 when the initial sets are not empty.
8671 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8673 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8675 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8677 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8680 * doc/invoke.texi: Remove documentation of %M spec.
8682 (init_spec): Remove %M suffix from -lgcc_s.
8683 (do_spec_1): Remove 'M' case.
8684 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8685 to put shared libraries in the multilib directory. Remove the
8686 shlib_so_soname substitution variable. Don't add a multilib encoding
8687 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8688 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8689 SHLIB_INSTALL as well as SHLIB_LINK.
8690 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8691 (SHLIB_NAME): Delete.
8692 (SHLIB_DIR): New macro.
8693 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8694 (SHLIB_INSTALL): Adjust accordingly.
8695 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8696 * config/t-slibgcc-sld: Likewise.
8697 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8698 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8699 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8701 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8702 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8703 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8704 Use @shlib_base_name@ instead of @shlib_so_name@.
8705 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8706 and @shlib_base_name@.so in @multilib_dir@.
8707 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8708 to the install path.
8709 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8710 (SHLIB_LINK): Remove previous workaround.
8711 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8712 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8713 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8715 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8716 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8717 (SHLIB_INSTALL): Adjust accordingly.
8718 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8719 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8720 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8721 config/t-slibgcc-elf-ver.
8723 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8724 Jakub Jelinek <jakub@redhat.com>
8726 PR tree-optimization/19828
8727 * tree-ssa-loop-im.c: Add a TODO comment.
8728 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8729 without side-effects.
8731 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8733 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8736 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8738 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8739 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8740 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8742 (ia64_reorg): Delete fixup_errata call.
8743 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8744 (TARGET_SWITCHES): Delete -mb-step entry.
8746 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8749 * c-typeck.c (composite_type): Handle quals in transparent unions.
8750 (type_lists_compatible_p): Likewise.
8752 2005-02-18 Stan Shebs <shebs@apple.com>
8754 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8755 expressions in the .literal8 section.
8757 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8759 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8761 2005-02-18 Roger Sayle <roger@eyesopen.com>
8763 * fold-const.c (constant_boolean_node): Always create values of the
8764 specified type, don't bother calling truthvalue_conversion.
8766 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8768 * except.c (output_function_exception_table): Call
8769 assemble_external_libcall (eh_personality_libfunc).
8771 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8774 * config/ia64/ia64.h (struct machine_function): Add state_num.
8775 * config/ia64/ia64.c (process_epilogue,
8776 process_for_unwind_directive): Use new unwind state numbers each
8777 time rather than state 1.
8779 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8782 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8783 before the "*llgt_didi" pattern.
8785 2005-02-18 Jason Merrill <jason@redhat.com>
8787 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8789 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8791 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8792 (div0): Use it in place of ARM_FUNC_ALIAS.
8793 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8795 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8798 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
8799 access, the lower bound of the array type if it exists.
8801 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8804 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8805 cases that are out-of-range for the index type.
8807 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8809 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
8810 (estimate_case_costs): Don't call convert.
8811 * expmed.c (expand_shift): Likewise.
8812 (make_tree): Call fold_convert instead of convert.
8814 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8817 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8818 that ref to be marked MEM_READONLY_P doesn't have base that needs
8821 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8823 * genautomata.c (output_get_cpu_unit_code_func,
8824 output_cpu_unit_reservation_p): Don't generate old-style function
8827 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8830 PR tree-optimization/20009
8831 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8833 PR tree-optimization/18947
8834 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8835 inline, remove all nodes that are inlined into the extern inline
8838 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8840 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8841 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8842 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8843 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8846 2005-02-17 Roger Sayle <roger@eyesopen.com>
8848 PR tree-optimization/19917
8849 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8850 to be potentially trapping.
8852 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8854 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8856 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8858 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8859 tem becomes a local variable which is set to the value of the
8860 back end defined INITIAL_FRAME_ADDRESS macro.
8861 (expand_builtin_frame_address): Omit the base parameter to
8862 expand_builtin_return_addr.
8863 (expand_builtin_profile_func): Likewise.
8864 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8865 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8866 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8868 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8870 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8871 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8872 * config/frv/frv.c (frv_function_epilogue): Likewise.
8874 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8876 * lambda-code (perfect_nestify): Remove mark/unmark
8878 * tree-loop-linear.c (linear_transform_loops): Add
8879 rewrite_into_ssa call so that ssa is correct for
8880 rewriting into loop closed.
8882 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8884 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8885 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8887 * bt-load.c (btr_def_live_range, combine_btr_defs,
8888 migrate_btr_def, migrate_btr_defs): Likewise.
8889 * cfgcleanup.c (thread_jump): Likewise.
8890 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8891 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8892 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8893 df_rd_local_compute, df_reg_info_compute): Likewise.
8894 * dominance.c (init_dom_info, free_dom_info): Likewise.
8895 * flow.c (init_propagate_block_info,
8896 free_propagate_block_info): Likewise.
8897 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8898 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8899 modify_reg_pav): Likewise.
8900 * loop-invariant.c (find_defs, find_invariant_insn,
8901 find_invariants, free_inv_motion_data): Likewise.
8902 * predict.c (tree_predict_by_opcode,
8903 estimate_bb_frequencies): Likewise.
8904 * stmt.c (expand_case): Likewise.
8905 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8906 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8907 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8908 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8909 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8910 rewrite_ssa_into_ssa): Likewise.
8911 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8912 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8913 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8914 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8915 * tree-sra.c (tree_sra): Likewise.
8916 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8917 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8918 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8919 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8920 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8921 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8923 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8924 calculate_live_on_entry, calculate_live_on_exit,
8925 build_tree_conflict_graph): Likewise.
8926 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8927 record_important_candidates, set_use_iv_cost, find_depends,
8928 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8929 tree_ssa_iv_optimize_finalize): Likewise.
8930 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8931 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8932 tree_duplicate_loop_to_header_edge): Likewise.
8933 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8934 * tree-ssa.c (verify_flow_insensitive_alias_info,
8935 verify_name_tags, verify_ssa, init_tree_ssa,
8936 delete_tree_ssa): Likewise.
8937 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8938 fini_ssanames): Likewise.
8939 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8941 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8943 * config/rs6000/t-rtems: Completely reworked.
8945 2005-02-17 Ira Rosen <irar@il.ibm.com>
8947 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8949 2005-02-17 Ira Rosen <irar@il.ibm.com>
8951 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8952 POINTER_TYPE_P when checking that type is a pointer.
8953 (vect_get_memtag): Remove.
8954 (vect_address_analysis): Use POINTER_TYPE_P. Call
8955 vect_object_analysis with dummy parameter for memtag.
8956 (vect_object_analysis): Extract memtag (functionality that
8957 used to be in vect_get_memtag and moved here). Fix printings.
8958 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8959 with correct parameters. Remove call to vect_get_memtag.
8961 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8963 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8964 (tree-vectorizer.o): Added missing dependencies.
8966 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8968 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8969 declaration in tree-vectorizer.c, now has an extern declaration in
8971 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8972 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8973 get_vectype_for_scalar_type, vect_is_simple_use,
8974 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8975 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8976 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8977 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8978 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8979 find_loop_location): Likewise.
8981 * tree-vectorizer.c (langhooks.h): #include removed.
8982 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8983 moved to tree-vectorized.h.
8984 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8985 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8986 get_vectype_for_scalar_type, vect_is_simple_use,
8987 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8988 vect_supportable_dr_alignment, new_loop_vec_info,
8989 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8990 vect_set_verbosity_level, find_loop_location): Likewise.
8992 (vect_analyze_loop): Function externalized. Declaration moved to
8993 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8994 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8995 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8996 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8997 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8998 vect_enhance_data_refs_alignment, vect_analyze_operations,
8999 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9000 vect_stmt_relevant_p, vect_get_loop_niters,
9001 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9002 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9003 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9004 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9005 vect_get_memtag): Likewise.
9007 (vectorizable_load): Function externalized. Declaration moved to
9008 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9009 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9010 vect_transform_loop): Likewise.
9011 (vect_transform_stmt): Moved to tree-vect-transform.c.
9012 (vect_align_data_ref, vect_create_destination_var,
9013 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9014 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9015 vect_get_vec_def_for_operand, vect_init_vector,
9016 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9017 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9018 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9019 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9020 vect_do_peeling_for_loop_bound): Likewise.
9022 * tree-vect-analyze.c: New file.
9023 * tree-vect-transform.c: New file.
9025 2005-02-17 Jason Merrill <jason@redhat.com>
9027 PR mudflap/19319, c++/19317
9028 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9031 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9033 * doc/install.texi (Specific): Update link for Darwin-specific
9036 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9038 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9039 constant_boolean_node.
9041 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9044 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9045 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9047 2005-02-16 Richard Henderson <rth@redhat.com>
9050 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9052 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9053 replace uses with Wtype_MAXp1_F.
9054 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9055 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9056 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9057 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9058 and HAVE_TFMODE as appropriate.
9059 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9060 (__floatdisf): Likewise.
9061 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9062 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9063 (Wtype_MAXp1_F): New.
9064 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9065 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9067 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9070 * arm.c (arm_apply_result_size): New function.
9071 * arm.h (APPLY_RESULT_SIZE): Define.
9072 * arm-protos.h (arm_apply_result_size): Add prototype.
9073 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9074 (movxf): New expand.
9075 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9076 (call_value_symbol): Remove predicate for operand 0.
9077 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9078 (untyped_call): Rework to correclty return values for any type.
9079 (untyped_return): New expand.
9080 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9082 2005-02-16 Stan Shebs <shebs@apple.com>
9084 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9085 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9087 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9089 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9090 configure settings on Solaris 7 and later.
9092 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9094 PR tree-optimization/19865
9095 * tree-optimize.c (init_tree_optimization_passes): Run
9096 pass_may_alias after pass_sra.
9098 2005-02-16 Richard Henderson <rth@redhat.com>
9099 Stuart Hastings <stuart@apple.com>
9102 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9103 Do nothing if debug info suppressed for this function.
9104 (dbxout_begin_function): Early exit if debug info suppressed for
9107 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9110 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9112 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9114 PR tree-optimization/19967
9115 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9116 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9117 argument TYPE. Adjust calls to fold_builtin_XXX.
9118 (expand_builtin, fold_builtin_1): Adjust calls to
9120 (fold_builtin_strchr, fold_builtin_strpbrk,
9121 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9122 result to a requested type TYPE.
9124 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9127 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9128 (T)x & (T)cst if (T)cst overflows.
9129 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9130 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9132 2005-02-15 Jeff Law <law@redhat.com>
9134 * gcse.c (blocks_with_calls): New bitmap.
9135 (alloc_gcse_mem): Allocate it.
9136 (free_gcse_mem): Free it.
9137 (clear_modifY_mem_tables): Clear it.
9138 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9139 when we encounter CALL_INSNs.
9140 (compute_transp, case MEM): Handle blocks with calls separate
9141 from blocks without calls. Use bitmap iterators rather than
9144 2005-02-15 Peter O'Gorman <peter@pogma.com>
9147 * mklibgcc.in (vis_hide): Use a temporary object file, not
9150 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9153 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9154 access optimization.
9156 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9157 Alan Modra <amodra@bigpond.net.au>
9160 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9161 (_xlqsub): Rename to __gcc_qsub.
9162 (_xlqmul): Rename to __gcc_qmul.
9163 (_xlqdiv): Rename to __gcc_qdiv.
9164 Provide versioned symbol aliases with old names.
9165 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9166 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9167 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9168 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9169 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9171 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9173 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9174 Fold ~(A - 1) and ~(A + -1) to -A.
9176 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9180 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9181 config/pa/pa-host.c:pa_gt_pch_use_address.
9183 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9185 * tree-vn.c (get_value_handle): Make sure that given an
9186 is_gimple_min_invariant expression, we always return it.
9188 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9190 * passes.c (rest_of_handle_gcse): Fix a comment.
9192 2005-02-15 Jeff Law <law@redhat.com>
9194 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9196 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9197 (canon_list_insert, record_last_mem_set_info): Similarly.
9198 (clear_modify_mem_tables): Similarly.
9200 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9202 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9203 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9204 config/mips/mips.md, config/rs6000/aix.h,
9205 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9207 2005-02-15 Richard Henderson <rth@redhat.com>
9209 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9210 call to be best_edge.
9212 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9214 * basic-block.h: Adjust the prototype for find_basic_blocks.
9215 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9216 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9219 * flow.c (recompute_reg_usage): Remove all arguments.
9220 * passes.c (rest_of_compilation): Adjust the call to
9221 recompute_reg_usage.
9222 * rtl.h: Adjust the prototype for recompute_reg_usage.
9224 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9226 * tree-dump.c (dump_files): Update to reflect new member
9228 (dump_register): Add new argument.
9230 (dump_switch_p_1): Check against glob name if doglob was passed.
9231 (dump_switch_p): Check against regular first, then glob if
9232 we didn't have any hits on the dump name.
9233 * tree-optimize.c (register_one_dump_file):
9234 Pass in glob name as well.
9235 * tree-pass.h (struct dump_file_info): Add glob
9238 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9240 PR preprocessor/16323
9241 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9243 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9246 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9247 (trunctfdf2_internal1): New.
9248 (trunctfdf2_internal2): Renamed from trunctfdf2.
9250 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9252 PR tree-optimization/19853
9253 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9255 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9257 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9258 delete_dead_jumptables and cleanup_cfg.
9260 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9262 * reload.c (find_reloads): Swap address_reloaded flags when
9263 swapping commutative operands.
9265 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9267 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9268 Use standard_iv_increment_position for computing the bsi position
9270 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9273 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9276 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9277 life range of hard registers.
9278 * value-prof.c (insn_prefetch_values_to_profile): Only
9281 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9282 profile in libcalls.
9284 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9286 * bitmap.h (bitmap_and_compl_into): Return bool.
9287 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9289 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9291 PR tree-optimization/19944
9292 * fold-const.c (fold): Re-add ABS_EXPR folding.
9294 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9297 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9298 {TARGET,MASK}_XL_COMPAT.
9299 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9301 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9302 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9304 (rs6000_arg_partial_bytes): Same.
9305 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9306 and XL compatibility enabled.
9307 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9308 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9309 test to final condition.
9310 (cmptf_internal2): New.
9311 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9312 xl-compat. Add TFmode information to description.
9314 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9316 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9318 2005-02-13 Jason Merrill <jason@redhat.com>
9321 * fold-const.c (fold_indirect_ref_1): Split out from...
9322 (build_fold_indirect_ref): Here.
9323 (fold_indirect_ref): New fn.
9324 * tree.h: Declare it.
9325 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9326 (gimplify_modify_expr_rhs): Likewise.
9327 (gimplify_expr): Likewise.
9329 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9331 PR tree-optimization/14303
9332 PR tree-optimization/15784
9333 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9334 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9335 ABS_EXPR<x> != 0 to x != 0.
9337 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9339 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9340 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9341 spelling conventions.
9343 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9344 delete_trivially_dead_insns too many times.
9346 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9349 2005-02-12 Ira Rosen <irar@il.ibm.com>
9351 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9352 (vect_is_simple_iv_evolution): Remove redundant parameter
9354 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9355 without last parameter.
9356 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9357 Return pointer step. Call vect_is_simple_iv_evolution without
9358 last parameter. Check only that the step is multiple of size
9359 type. Remove stmt_vinfo updates.
9360 (vect_get_memtag_and_dr): Remove.
9361 (vect_get_memtag): New function.
9362 (vect_address_analysis): New function.
9363 (vect_object_analysis): New function.
9364 (vect_analyze_data_refs): Call vect_object_analysis and
9365 vect_get_memtag. Update stmt_vinfo fields.
9367 2005-02-12 Ira Rosen <irar@il.ibm.com>
9369 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9370 exist and are objects. Remove checks for pointer.
9371 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9372 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9373 (vect_create_data_ref_ptr): Likewise.
9374 (vect_base_addr_differ_p): New function.
9375 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9376 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9377 Don't set the DR_BASE_NAME field of data-ref.
9378 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9380 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9382 * optabs.h (enum optab_index): Add new OTI_ldexp.
9383 (ldexp_optab): Define corresponding macro.
9384 * optabs.c (init_optabs): Initialize ldexp_optab.
9385 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9387 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9389 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9390 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9392 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9393 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9396 2005-02-12 Ira Rosen <irar@il.ibm.com>
9398 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9400 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9402 (vect_get_base_and_offset): Always return an address.
9403 (vect_create_addr_base_for_vector_ref): Remove treatment for
9404 different data reference types.
9405 (vect_compute_data_ref_alignment): Rename base to base_address in
9406 stmt_vec_info. Get the object in order to force its alignment.
9407 (vect_get_memtag_and_dr): Rename base to base_address in
9408 stmt_vec_info. Extract the object for memtag analysis.
9410 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9412 PR regression/19898.
9413 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9414 changes cc_status, use apply modified_in_p to part of cc_status
9415 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9418 2005-02-11 Richard Henderson <rth@redhat.com>
9420 * tree-complex.c (expand_complex_libcall): New.
9421 (expand_complex_multiplication): Use it for c99 compliance.
9422 (expand_complex_division): Likewise.
9423 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9425 * builtins.c (built_in_names): Remove const.
9426 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9428 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9429 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9430 (built_in_names): Remove const.
9431 * c-common.c (c_common_type_for_mode): Handle complex modes.
9432 * flags.h, toplev.c (flag_complex_method): Rename from
9433 flag_complex_divide_method.
9434 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9435 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9436 * libgcc2.h: Declare them.
9437 * libgcc-std.ver: Export them.
9438 * mklibgcc.in (lib2funcs): Build them.
9440 2005-02-11 Steven Bosscher <stevenb@suse.de>
9442 PR tree-optimization/19876
9443 Partially revert my change from 2005-01-14
9444 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9445 (compute_antic): ...and remove the loop here.
9447 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9450 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9451 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9453 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9454 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9456 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9458 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9459 offsets for the big-endian 32-bit case.
9461 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9463 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9465 2005-02-11 Dale Johannesen <dalej@apple.com>
9467 * cselib.c (cselib_process_insn): Clear out regs where
9468 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9469 * reload.c (find_equiv_reg): Ditto.
9471 2005-02-11 Ian Lance Taylor <ian@airs.com>
9473 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9476 * tree.c (build_function_type_list): Work correctly if there are
9479 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9481 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9482 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9483 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9484 TARGET_ZARCH instead of TARGET_64BIT.
9486 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9488 * config/rs6000/t-rtems:
9489 (MULTILIB_OPTIONS): Remove mcpu=602.
9490 (MUTLILIB_DIRNAMES): Remove m602.
9491 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9492 Let mcpu=602 match mcpu=603.
9493 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9495 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9497 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9500 2005-02-10 David Daney <ddaney@avtrex.com>
9502 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9503 * config/i386/linux-unwind.h: Likewise.
9504 * config/ia64/linux-unwind.h: Likewise.
9505 * config/mips/linux-unwind.h: Likewise.
9506 * config/pa/linux-unwind.h: Likewise.
9507 * config/rs6000/linux-unwind.h: Likewise.
9508 * config/s390/linux-unwind.h: Likewise.
9509 * config/sh/linux-unwind.h: Likewise.
9510 * config/sparc/linux-unwind.h: Likewise.
9512 2005-02-10 Steven Bosscher <stevenb@suse.de>
9514 PR tree-optimization/17549
9515 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9516 TER to replace a DEF with its expression if the DEF and the
9517 rhs of the expression we replace into have the same root
9520 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9522 * config/mips/mips.md: Fix the placement of the match_scratch in the
9525 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9527 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9530 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9532 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9533 (strip_offset): Handle addresses.
9534 (add_address_candidates): Use strip_offset.
9535 (difference_cost): Reflect strip_offset change.
9536 (force_var_cost, difference_cost): Strip nops.
9538 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9540 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9542 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9543 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9544 config/cris/cris-protos.h, config/cris/cris.c: Update
9547 2005-02-10 Jeff Law <law@redhat.com>
9549 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9550 (lookup_avail_expr): Similarly.
9552 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9554 * builtins.c (fold_builtin_powi): New function.
9555 (fold_builtin_1): Call it.
9557 2005-02-10 Steven Bosscher <stevenb@suse.de>
9559 PR documentation/19309
9560 * doc/cpp.texi: The __GNUC__ and related predefined macros
9561 are also defined for the "standalone" cpp.
9562 Some non-GCC compilers may also define __GNUC__.
9564 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9567 * c-typeck.c (common_type): New routine. Old common_type renamed
9569 (c_common_type): ...this.
9570 (build_conditional_expr, build_binary_op): Use c_common_type instead
9573 2005-02-10 Steven Bosscher <stevenb@suse.de>
9575 * doc/md.texi: Replace @samp{length} with @code{length}.
9577 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9579 PR tree-optimization/18687
9580 * tree-flow.h (find_loop_niter): Declare.
9581 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9582 Try using scev even for loops with more than one exit.
9583 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9584 (struct ivopts_data): Added niters field.
9585 (struct nfe_cache_elt): New.
9586 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9588 (tree_ssa_iv_optimize_init): Initialize niters cache.
9589 (determine_number_of_iterations): Removed.
9590 (find_induction_variables): Do not call determine_number_of_iterations.
9591 Access niters for single exit through niter_for_single_dom_exit.
9592 (add_iv_outer_candidates): Access niters for single exit through
9593 niter_for_single_dom_exit.
9594 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9595 number_of_iterations_cond.
9596 (iv_period): New function.
9597 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9598 (may_replace_final_value): Take data argument. Use
9599 niter_for_single_dom_exit.
9600 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9601 (rewrite_use_compare): Pass data to may_eliminate_iv.
9602 (rewrite_use_outer): Pass data to may_replace_final_value.
9603 (free_loop_data): Clean up the niters cache.
9604 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9605 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9606 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9607 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9608 (num_ending_zeros): Moved to tree.c.
9609 * tree.h (num_ending_zeros): Declare.
9610 * tree.c (num_ending_zeros): Moved from tree.c.
9612 2005-02-09 Richard Henderson <rth@redhat.com>
9614 * builtins.c (DEF_BUILTIN): Add COND argument.
9615 * tree.h (DEF_BUILTIN): Likewise.
9616 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9617 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9619 (DEF_BUILTIN_STUB): New.
9620 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9621 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9622 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9623 * c-common.c (DEF_BUILTIN): Add COND argument.
9624 * tree.c (local_define_builtin): New.
9625 (build_common_builtin_nodes): New.
9627 2005-02-09 Roger Sayle <roger@eyesopen.com>
9629 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9630 floating point expression ignoring the sign of the result.
9631 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9632 (fold) <MULT_EXPR>: Use it to simplify x*x.
9633 * tree.h (fold_strip_sign_ops): Prototype here.
9634 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9635 argument. Use fold_strip_sign_ops to simplify the first argument.
9636 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9637 first argument when the second argument is an even integer
9638 constant, but only with -funsafe_math_optimizations.
9639 (fold_builtin_1): Update call to fold_builtin_copysign.
9641 2005-02-09 Ian Lance Taylor <ian@airs.com>
9644 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9645 just check whether EH_FILTER_FAILURE falls through.
9647 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9649 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9650 insns return to ready list in the next turn.
9652 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9655 * builtins.def: New __builtin_powi[lf].
9656 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9657 (expand_builtin_powi): New function.
9658 (expand_builtin): Dispatch to expand_builtin_powi.
9659 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9660 * libgcc2.c: Add __builtin_powi[lf] implementation.
9661 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9662 * optabs.h: Add powi_optab.
9663 * optabs.c (init_optabs): Initialize powi_optab.
9664 * doc/extend.texi: Document __builtin_powi[lf].
9666 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9668 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9671 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9674 * fold-const.c (try_move_mult_to_index): Remove redundant
9675 type argument. Create ADDR_EXPR with correct type.
9676 (fold): Update callers of try_move_mult_to_index. Convert
9677 result to the appropriate type.
9679 2005-02-09 Roger Sayle <roger@eyesopen.com>
9682 * config/avr/avr.c (default_rtx_costs): Delete.
9683 (avr_operand_rtx_cost): New function.
9684 (avr_rtx_costs): Completely rewrite.
9686 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9689 * config/cris/cris.c (in_code): New variable.
9690 (cris_output_addr_const): Now a static function, a wrapper for
9692 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9693 case from old cris_output_addr_const.
9694 (cris_asm_output_label_ref): Similar for LABEL_REF.
9695 (cris_output_addr_const_extra): Similar for UNSPEC.
9696 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9697 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9698 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9700 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9701 (cris_asm_output_label_ref): Declare.
9703 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9705 PR preprocessor/19801
9706 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9707 filenames that changed when libcpp was moved to the toplevel.
9709 2005-02-07 Roger Sayle <roger@eyesopen.com>
9711 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9712 zero extensions of BImode operands. Call lowpart_subreg instead
9713 of gen_lowpart_common and gen_lowpart_SUBREG.
9715 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9718 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9719 * configure.ac: Set cc_for_cross_gnattools.
9720 * configure: Regenerate.
9722 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9725 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9727 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9730 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9731 of nested functions.
9733 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9735 * doc/extend.texi: Document deprecated extensions allowing
9736 static floating-point members to have initializers and allowing
9737 floating-point literals in integral constant expressions.
9739 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9741 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9742 config/darwin7.h, config/mips/mips.c,
9743 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9746 * cse.c: Update comments.
9748 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9751 * builtins.c (fold_builtin_sqrt): Transform
9752 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9755 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9756 Dorit Naishlos <dorit@il.ibm.com>
9758 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9759 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9760 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9762 * tree.h (vect_set_verbosity_level): New extern function declaration
9764 * tree-vectorizer.h (verbosity_levels): New enum type.
9765 * tree-vectorizer.c (vect_debug_stats): Function removed.
9766 (vect_debug_details): Likewise.
9767 (vect_verbosity_level): Global variable was defined and initialized.
9768 (vect_dump): Global variable definition.
9769 (vect_print_dump_info): New function.
9770 (vect_set_dump_settings): New function.
9771 (vect_set_verbosity_level): New function.
9772 (vectorize_loops): Add call to vect_set_dump_settings.
9774 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9775 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9776 (slpeel_tree_peel_loop_to_edge): Likewise.
9778 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9779 appropriate verbosity level instead of call to vect_debug_details
9780 or vect_debug_stats.
9781 (vect_get_base_and_offset):
9782 (vect_create_addr_base_for_vector_ref):
9783 (get_vectype_for_scalar_type):
9784 (vect_create_data_ref_ptr):
9786 (vect_get_vec_def_for_operand):
9787 (vect_finish_stmt_generation):
9788 (vectorizable_assignment):
9789 (vectorizable_operation):
9790 (vectorizable_store):
9791 (vectorizable_load):
9792 (vect_transform_stmt):
9793 (vect_update_ivs_after_vectorizer):
9794 (vect_do_peeling_for_loop_bound):
9795 (vect_update_inits_of_drs):
9796 (vect_do_peeling_for_alignment):
9797 (vect_transform_loop):
9798 (vect_is_simple_use):
9799 (vect_analyze_operations):
9800 (vect_is_simple_iv_evolution):
9801 (vect_analyze_scalar_cycles):
9802 (vect_analyze_data_ref_dependence):
9803 (vect_analyze_data_ref_dependences):
9804 (vect_compute_data_ref_alignment):
9805 (vect_enhance_data_refs_alignment):
9806 (vect_analyze_data_refs_alignment):
9807 (vect_analyze_data_ref_access):
9808 (vect_analyze_data_ref_accesses):
9809 (vect_analyze_pointer_ref_access):
9810 (vect_get_memtag_and_dr):
9811 (vect_analyze_data_refs):
9812 (vect_mark_relevant):
9813 (vect_stmt_relevant_p):
9814 (vect_mark_stmts_to_be_vectorized):
9815 (vect_can_advance_ivs_p):
9816 (vect_get_loop_niters):
9817 (vect_analyze_loop_form):
9818 (vect_analyze_loop):
9819 (vectorize_loops): Likewise.
9821 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9822 (vect_update_inits_of_drs):
9823 (vect_do_peeling_for_alignment):
9824 (vect_transform_loop):
9825 (vect_analyze_operations):
9826 (vect_analyze_scalar_cycles):
9827 (vect_analyze_data_ref_dependences):
9828 (vect_analyze_data_refs_alignment):
9829 (vect_analyze_data_ref_accesses):
9830 (vect_analyze_data_refs):
9831 (vect_mark_stmts_to_be_vectorized):
9832 (vect_get_loop_niters):
9833 (vect_analyze_loop_form):
9834 (vect_analyze_loop): Likewise.
9835 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9837 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9841 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9842 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9843 either -ffast-math or -funsafe-math-optimizations is in use.
9845 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9846 * config/mips/irix-csr.c: New file.
9847 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9848 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9849 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9852 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9854 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9855 redundant, incorrect definitions.
9857 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9859 ("*tls_indirect_call"): New, reference hard regs directly.
9860 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9862 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9864 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9865 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9867 2005-02-06 Roger Sayle <roger@eyesopen.com>
9869 PR rtl-optimization/19800
9870 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9871 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9874 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9876 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9878 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9881 * doc/invoke.texi: Correct documentation of -freorder-functions.
9883 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9886 * doc/invoke.texi: Don't mention gccbug.
9888 2005-02-06 Roger Sayle <roger@eyesopen.com>
9889 Andrew Pinski <pinskia@physics.uc.edu>
9890 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9892 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9893 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9894 into just (zero_extract:SI FOO (const_int 1) BAR).
9896 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9898 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9899 macro locally. Don't give last revision date. Use GCC version
9900 number from gcc-common.texi.
9901 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9902 revision date. Use GCC version number from gcc-common.texi.
9903 Describe being a library as current state rather than as 3.x
9905 * doc/gcc.texi: Remove last update date.
9906 * doc/gccint.texi: Likewise. Update copyright dates.
9907 * doc/install.texi: Update copyright dates.
9909 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9912 * doc/invoke.texi: Mention for each option included in -Wall that
9913 it is included in -Wall.
9914 * doc/gcc.texi: Update copyright and last modification date.
9916 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9918 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9919 unnecessary cast to original induction variable increments.
9921 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9923 PR tree-optimization/18219
9924 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9925 in distributed form.
9927 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9929 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9930 Set bitpos and offset later in the function. Do nothing if the
9931 target is a register and if the bitfield lies completely outside
9933 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9934 here. Return an uninitialised register if the source value is stored
9935 in a register and the bitfield lies completely outside that register.
9937 2005-02-06 Steven Bosscher <stevenb@suse.de>
9939 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9942 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9944 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9946 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9948 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9949 * config/darwin8.h: New.
9950 * config/darwin7.h: Update comment.
9952 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9953 Dorit Naishlos <dorit@il.ibm.com>
9955 * tree-vectorizer.h (LOC): New type.
9956 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9957 (loop_line_number): New field in struct _loop_vec_info.
9958 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9960 * tree-vectorizer.c (input.h): Included.
9961 (find_loop_location): New function.
9962 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9963 loop line number removed.
9964 (vect_debug_details): Likewise.
9965 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9967 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9968 call to vect_debug_details/stats changed from loop to loop_loc.
9969 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9970 (slpeel_tree_peel_loop_to_edge): Likewise.
9972 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9973 changed from NULL to UNKNOWN_LOC.
9974 (vect_get_base_and_offset):
9975 (vect_create_addr_base_for_vector_ref):
9976 (get_vectype_for_scalar_type):
9977 (vect_create_data_ref_ptr):
9979 (vect_get_vec_def_for_operand):
9980 (vect_finish_stmt_generation):
9981 (vectorizable_assignment):
9982 (vectorizable_operation):
9983 (vectorizable_store):
9984 (vectorizable_load):
9985 (vect_transform_stmt):
9986 (vect_update_ivs_after_vectorizer):
9987 (vect_do_peeling_for_loop_bound):
9988 (vect_do_peeling_for_alignment):
9989 (vect_transform_loop):
9990 (vect_is_simple_use):
9991 (vect_analyze_operations):
9992 (vect_is_simple_iv_evolution):
9993 (vect_analyze_scalar_cycles):
9994 (vect_analyze_data_ref_dependences):
9995 (vect_compute_data_ref_alignment):
9996 (vect_enhance_data_refs_alignment):
9997 (vect_analyze_data_ref_access):
9998 (vect_analyze_data_ref_accesses):
9999 (vect_analyze_pointer_ref_access):
10000 (vect_get_memtag_and_dr):
10001 (vect_analyze_data_refs):
10002 (vect_mark_relevant):
10003 (vect_stmt_relevant_p):
10004 (vect_mark_stmts_to_be_vectorized):
10005 (vect_can_advance_ivs_p):
10006 (vect_get_loop_niters):
10007 (vect_analyze_loop):
10008 (vectorize_loops): Likewise.
10010 (vectorizable_load): Argument in call to vect_debug_details/stats
10011 changed from loop to LOOP_LOC (loop_vinfo).
10012 (vect_transform_loop):
10013 (vect_analyze_operations):
10014 (vect_analyze_scalar_cycles):
10015 (vect_analyze_data_ref_dependence):
10016 (vect_enhance_data_refs_alignment):
10017 (vect_analyze_data_ref_accesses):
10018 (vect_analyze_pointer_ref_access):
10019 (vect_analyze_data_refs):
10020 (vect_analyze_loop): Likewise.
10022 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10023 changed from loop to loop_loc.
10025 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10027 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10028 Dorit Naishlos <dorit@il.ibm.com>
10030 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10032 (vect_analyze_data_ref_dependences): Likewise.
10034 (vect_is_simple_use): Argument changed from loop structure to
10035 loop_vect_info structure.
10036 (vect_can_advance_ivs_p): Likewise.
10037 (vect_create_index_for_vector_ref): Likewise.
10038 (vect_update_ivs_after_vectorizer): Likewise.
10039 (new_stmt_vec_info): Likewise.
10041 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10042 changed from loop to loop_vinfo.
10043 (vect_create_data_ref_ptr): First argument in call to
10044 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10045 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10046 was changed from loop to loop_vinfo.
10047 (vectorizable_operation): Likewise.
10048 (vectorizable_store): Likewise.
10049 (vect_mark_stmts_to_be_vectorized): Likewise.
10050 (vect_do_peeling_for_loop_bound): First argument in call to
10051 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10052 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10053 was changed from loop to loop_vinfo.
10054 (vect_analyze_data_ref_dependences): Third argument in call to
10055 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10057 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10058 (vect_create_data_ref_ptr): Likewise.
10059 (vect_init_vector): Likewise.
10060 (vect_get_vec_def_for_operand): Likewise.
10061 (vectorizable_assignment): Likewise.
10062 (vectorizable_operation): Likewise.
10063 (vectorizable_store): Likewise.
10064 (vectorizable_load): Likewise.
10065 (vect_update_ivs_after_vectorizer): Likewise.
10066 (vect_is_simple_use): Likewise.
10067 (vect_analyze_data_ref_dependence): Likewise.
10068 (vect_analyze_pointer_ref_access): Likewise.
10069 (vect_can_advance_ivs_p): Likewise.
10071 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10072 before _stmt_vec_info.
10073 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10074 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10075 (new_stmt_vec_info): Argument changed from loop structure to
10076 loop_vect_info structure
10078 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10079 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10080 (vect_create_addr_base_for_vector_ref): Likewise.
10081 (vect_analyze_pointer_ref_access): Likewise.
10083 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10086 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10087 phi flag if the phi is abnormal.
10089 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10092 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10093 information for the new statement.
10095 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10098 * gcc.c (main): Include the target in -v output.
10100 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10102 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10103 Do not drop the extend if we'd have to add a paradoxical subreg
10104 later. Include optabs.h and insn-codes.h.
10105 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10107 2005-02-02 Roger Sayle <roger@eyesopen.com>
10109 PR middle-end/19405
10110 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10111 * fold-const.c (const_binop): Avoid constant folding floating
10112 point operations in modes that use composite representations.
10113 * simplify-rtx.c (simplify_binary_operation): Likewise.
10115 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10117 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10119 (altivec_dstt): Likewise.
10120 (altivec_dstst): Likewise.
10121 (altivec_dststt): Likewise.
10122 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10125 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10127 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10128 EXPR_LOCUS from orig_cond to the new cond_stmt.
10129 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10132 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10134 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10135 standard_iv_increment_position. Remove call to bsi_next
10136 (no need to bump the iterator anymore).
10137 (vect_create_index_for_vector_ref): Call
10138 standard_iv_increment_position. Remove second function argument.
10139 (vect_finish_stmt_generation): Remove call to bsi_next
10140 (no need to bump the iterator anymore).
10141 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10142 to vect_create_index_for_vector_ref.
10144 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10146 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10147 phis are used out of the loop.
10149 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10152 * c-decl.c (undef_nested_function): New variable.
10153 (pop_scope): Diagnose undefined nested functions.
10154 (finish_function): Don't attempt cgraph processing or genericizing
10155 if current top-level function contained an undefined nested
10156 function. Reset undef_nested_function at the end of a top-level
10159 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10161 * tree.c (build_int_cst_type): Take sign of the value into account
10162 when deciding whether sign extend the value.
10164 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10167 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10168 (cpp_options, cc1_options): Change %{std*&ansi} to
10169 %{std*&ansi&trigraphs}.
10171 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10173 * cse.c: Update comments.
10175 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10177 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10178 arguments go on the stack. Do not put complex doubles in odd/even
10181 2005-02-02 Steven Bosscher <stevenb@suse.de>
10183 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10184 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10185 -ftree-pre, and -fthread-jumps.
10187 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10189 PR tree-optimization/19578
10190 * tree-flow.h (modified_noreturn_calls): Declare.
10191 (noreturn_call_p): Declare.
10192 * tree-flow-inline.h (noreturn_call_p): New function.
10193 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10194 * tree-cfg.c (modified_noreturn_calls): New variable.
10195 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10196 that contain a mid-block noreturn call.
10197 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10199 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10201 * df.c (df_def_record_1, df_uses_record): Don't use
10203 * df.h (DF_FOR_REGALLOC): Remove.
10205 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10208 * c-typeck.c (really_start_incremental_init): Reset
10209 constructor_max_index for arrays of incomplete type.
10211 2005-02-02 Jeff Law <law@redhat.com>
10213 * gcse.c (struct reg_set): Store the block index where the register
10214 was set rather than the setting insn.
10215 (record_one_set, compute_transp): Corresponding changes.
10216 (pre_insert_copy_insn): Do not call replace_one_set.
10217 (replace_one_set): Remove.
10219 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10222 * doc/gcov.texi: Fix typo.
10224 2005-02-01 Richard Henderson <rth@redhat.com
10227 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10228 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10230 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10231 * config/i386/i386-protos.h: Update.
10233 2005-02-01 Steven Bosscher <stevenb@suse.de>
10235 PR tree-optimization/19217
10236 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10237 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10238 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10239 that it is walking a PHI node.
10241 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10243 * doc/extend.texi (Nested Functions): Update.
10245 2005-02-01 Richard Henderson <rth@redhat.com>
10248 * optabs.c (expand_copysign_absneg): Export.
10249 * optabs.h (expand_copysign_absneg): Declare.
10250 * config/rs6000/rs6000.md (copysigntf3): New.
10252 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10254 PR tree-optimization/19633
10255 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10256 * tree-ssa-alias.c (init_alias_info): Initialize.
10257 (merge_pointed_to_info): Set.
10258 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10259 (dump_points_to_info_for): Show value of pt_null.
10260 (struct count_ptr_d): Declare.
10261 (find_ptr_dereference): Remove.
10262 (ptr_is_dereferenced_by): Remove.
10263 (count_ptr_derefs): New local function.
10264 (count_uses_and_derefs): New local function.
10265 (compute_points_to_and_addr_escape): Call it. If the number
10266 of dereferences is greater than zero, mark the pointer as
10267 dereferenced. If there are fewer dereferences than uses of
10268 the pointer, the pointer's value escapes.
10270 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10272 PR tree-optimization/19670
10273 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10275 (verify_use): ... set it here, instead.
10277 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10279 * doc/sourcebuild.texi (Test directives): Fix formatting.
10281 * doc/sourcebuild.texi (Test directives): Describe selector
10284 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10286 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10287 specific 64-bit CPUs.
10289 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10292 * arm.c (arm_eliminable_register): New function.
10293 (adjacent_mem_locations): Don't allow eliminable registers. Use
10294 HOST_WIDE_INT for address offsets.
10295 * arm-protos.h (arm_eliminable_register): Add prototype.
10297 2005-02-01 Steven Bosscher <stevenb@suse.de>
10299 PR optimization/15242
10300 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10301 * basic-block.h (duplicate_computed_gotos): Add prototype.
10302 * bb-reorder.c (duplicate_computed_gotos): New function to
10303 duplicate sufficiently small blocks ending in a computed jump.
10304 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10305 if not optimizing for size.
10306 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10307 never do tail merging for blocks ending in a computed jump.
10308 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10310 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10312 Patch from Richard Sandiford <rsandifo@redhat.com>
10313 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10314 from inheriting a subreg equivalence with a non-spill register.
10316 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10318 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10320 * config/frv/frv.c (movcc_fp_destination_operand): New.
10321 (gpr_or_memory_operand): Fix typo in comment.
10322 (gpr_or_memory_operand_with_scratch): New.
10323 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10324 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10325 movcc_fp_destination_operand.
10326 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10327 Legitimize memory addresses using a scratch register.
10329 2005-01-31 Jeff Law <law@redhat.com>
10331 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10332 bitmap a sparse bitmap instead of a simple bitmap.
10333 (mark_def_sites_initialize_block): Corresponding changes.
10334 (ssa_mark_def_sites_initialize_block): Likewise.
10335 (ssa_mark_phi_uses): Likewise.
10336 (mark_def_site, ssa_mark_def_sites): Likewise.
10337 (mark_def_site_blocks): Likewise.
10338 (rewrite_ssa_into_ssa): Likewise.
10340 * tree-ssa-dom.c (record_cond): Pass correct variable type
10341 for last argument to htab_find_slot_with_hash.
10343 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10344 effects when optimizing 0 % X. Do not try to optimize X % 0.
10346 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10348 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10351 2005-02-01 Eric Christopher <echristo@redhat.com>
10353 * config/mips/mips.c (override_options): Warn if -mint64
10355 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10358 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10360 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10362 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10363 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10364 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10365 (cached_regno): Initialize to INVALID_REGNUM.
10366 (cse_reg_info_table_size,
10367 cse_reg_info_table_first_uninitialized,
10368 cse_reg_info_timestamp): New.
10369 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10371 (init_cse_reg_info, get_cse_reg_info_1): New.
10372 (get_cse_reg_info): Cache the last look-up.
10373 (new_basic_block): Update the code to clear mappings from
10374 registers to cse_reg_info entries.
10375 (cse_main): Call init_cse_reg_info.
10377 * cse.c (get_cse_reg_info): Update a comment.
10379 2005-01-31 Steven Bosscher <stevenb@suse.de>
10382 * c-decl.c (start_decl): Do not warn about arrays of elements with
10383 an incomplete type here.
10384 (grokdeclarator): Do it here by making a pedwarn an error.
10385 * c-typeck.c (push_init_level): If there were previous errors with
10386 the constructor type, do not warn about braces for initializers.
10387 (process_init_element): Likewise for excess initializer elements.
10389 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10391 * cse.c (delete_trivially_dead_insn): Don't iterate.
10393 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10395 * config/rs6000/rs6000.md (copysignsf3): New expand.
10396 (copysigndf3): Likewise.
10398 2005-01-31 Steven Bosscher <stevenb@suse.de>
10400 * recog.c (constrain_operands): Only look for earlyclobber operand
10401 conflicts if an '&' constraint was seen.
10403 2005-01-31 Marc Espie <espie@openbsd.org>
10405 * config.gcc: Don't include embedded systems fragment, switches default
10406 debugging format to ELF.
10407 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10408 longer pick it up there.
10410 2005-01-31 Dale Johannesen <dalej@apple.com>
10412 * doc/extend.texi (nested functions): Fix linkage description.
10413 Clarify that static is not allowed.
10415 2005-01-31 Dale Johannesen <dalej@apple.com>
10417 * config/rs6000/darwin.md (movsf_low_di): Make work.
10418 (movdf_low_di): Make work.
10420 2005-01-31 Dale Johannesen <dalej@apple.com>
10422 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10423 Make work for 64 bit.
10425 2005-01-31 Roger Sayle <roger@eyesopen.com>
10426 Dale Johannesen <dalej@apple.com>
10428 PR middle-end/19650
10429 * fold-const.c (fold_binary_op_with_conditional_arg):
10430 Make types match original operands, before STRIP_NOPS.
10432 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10434 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10435 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10436 (struct gcc_sigcontext): Delete. Merge contents to..
10437 (struct gcc_ucontext): ..here.
10438 (get_sigcontext): Delete.
10439 (get_regs): New function, like get_sigcontext but return regs ptr.
10440 64-bit version finds regs from r1 to support vdso.
10441 (ppc_linux_aux_vector): New function.
10442 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10445 2005-01-31 Ira Rosen <irar@il.ibm.com>
10447 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10449 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10450 redundant fold. Fix misalignment for MINUS_EXPR.
10451 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10452 (vect_analyze_pointer_ref_access): Likewise.
10453 (vect_get_memtag_and_dr): Likewise.
10455 2005-01-31 Richard Henderson <rth@redhat.com>
10457 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10458 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10459 absnegdf2_i387, absnegxf2_i387): Likewise.
10461 2005-01-31 Richard Henderson <rth@redhat.com>
10464 * optabs.c (expand_copysign_absneg): New.
10465 (expand_copysign_bit): Split out from ...
10466 (expand_copysign): ... here. Use expand_copysign_absneg.
10468 2005-01-30 Roger Sayle <roger@eyesopen.com>
10470 PR middle-end/19697
10471 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10472 constant as the second operand and a register as the third.
10474 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10477 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10478 that dllimport'd functions do not use all call-clobbered registers
10479 to pass parameters.
10481 2005-01-30 Richard Henderson <rth@redhat.com>
10484 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10485 expand_abs_nojump and generalize. Use operand_subword and
10486 emit_no_conflict_block. Support large modes.
10487 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10489 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10490 negation to subtraction.
10491 (expand_copysign): Check that the format has signed zeros.
10492 Use operand_subword and emit_no_conflict_block. Support large modes.
10494 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10496 Fix PR tree-optimization/19624
10498 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10499 * tree-ssa-pre.c: Add cfgloop.h.
10501 (pre_stats): New member, constified.
10502 (inserted_exprs): New static variable.
10503 (NECESSARY): New macro.
10504 (create_expression_by_pieces): Fold the expression, and
10505 mark it as defaulting to not necessary. Also put in
10507 (fully_constant_expression): New function.
10508 (insert_into_preds_of_block): Modify to not insert phis when we
10509 are playing with induction variables.
10510 Push phis onto the inserted_exprs vector, and mark them as not
10511 necessary by default.
10512 (insert_aux): Call fully_constant_expression on eprime.
10513 If all edges produce the same value, mark it constant.
10514 (mark_operand_necessary): New function.
10515 (remove_dead_inserted_code): New function.
10516 (init_pre): Init loop optimizer to get loop info.
10517 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10518 (execute_pre): Commit edge inserts, then remove dead code.
10520 2005-01-30 Richard Henderson <rth@redhat.com>
10522 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10523 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10525 2005-01-30 Richard Henderson <rth@redhat.com>
10528 * config/i386/i386.c (ix86_expand_copysign): New.
10529 (ix86_split_copysign_const): New.
10530 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10531 rearrange op1/nmask operands.
10532 * config/i386/i386-protos.h: Update.
10533 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10534 (copysigndf3): Likewise.
10535 (copysignsf3_const, copysigndf3_const): New.
10536 (copysignsf3_var): Rename from copysignsf3, split out splitter
10537 and fix split predicate for X constraint.
10538 (copysigndf3_var): Similarly.
10540 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10542 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10543 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10544 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10546 2005-01-29 Richard Henderson <rth@redhat.com>
10549 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10550 of # and * in constraints.
10552 2005-01-29 Richard Henderson <rth@redhat.com>
10554 PR middle-end/19689
10555 * expr.c (store_field): Don't strip sub-mode cast when the input
10556 data is even smaller.
10558 2005-01-29 Richard Henderson <rth@redhat.com>
10560 PR middle-end/19687
10561 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10564 2005-01-29 Richard Henderson <rth@redhat.com>
10566 * combine.c (make_field_assignment): Fix argument order
10569 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10571 PR tree-optimization/15791
10572 * fold-const.c (extract_array_ref): New function.
10573 (fold): Fold comparisons between &a[i] and &a[j] or
10574 semantically equivalent trees.
10576 2005-01-29 Jeff Law <law@redhat.com>
10578 * gcse.c (insert_expr_in_table): Revamp handling of available
10579 and anticipatable occurrence lists to avoid unnecessary list
10581 (insert_set_in_table): Similarly.
10583 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10585 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10587 (c_build_qualified_type): Build qualified array types with
10588 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10589 * c-decl.c (c_make_fname_decl): Build unqualified array type
10590 before qualified type.
10591 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10592 type is qualified, not just if type itself is. Don't apply
10593 qualifiers to array type when declarator is processed. Apply
10594 qualifiers to field type whether or not it is an array type.
10595 Don't handle array types specially for applying qualifiers to
10597 * c-typeck.c (composite_type): Build unqualified element type and
10598 array type when forming composite of array types.
10599 (common_pointer_type, comptypes, comp_target_types,
10600 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10601 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10603 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10604 (args2) in variables a1 and a2.
10606 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10608 * cse.c (n_elements_made, max_elements_made): Remove.
10609 (insert): Don't touch n_elements_made.
10610 (cse_main): Don't touch n_elements_made or max_elements_made.
10612 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10615 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10616 configuration part of dp-bit.c to be lost.
10618 2005-01-28 Roger Sayle <roger@eyesopen.com>
10620 * expmed.c (expand_mult_highpart_optab): When attempting to use
10621 a non-widening multiplication in a wider mode, the operands need
10622 to be converted (zero or sign extended) to that mode.
10624 2005-01-28 Ian Lance Taylor <ian@airs.com>
10626 PR middle-end/16558
10627 PR middle-end/19583
10628 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10629 through if both operands fall through.
10631 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10633 * cse.c (fold_rtx) <PC>: Don't optimize.
10635 2005-01-28 Jeff Law <law@redhat.com>
10637 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10638 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10640 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10642 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10643 cse_reg_info_used_list_end): Remove.
10644 (cse_reg_info_list, cse_reg_info_list_free): New.
10645 (get_cse_reg_info): When allocating an instance of
10646 cse_reg_info, add it to the beginning of the cse_reg_info_list
10647 list. Remove code to maintain cse_reg_info_used_list.
10648 (new_basic_block): Reset the free list to the beginning of
10651 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10653 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10654 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10655 (frv_expand_mdpackh_builtin): New function.
10656 (frv_expand_builtin): Use it to expand __MDPACKH.
10657 * doc/extend.texi (__MDPACKH): Update documentation.
10659 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10661 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10662 SSE_FLOAT_MODE_P for use_sse computation.
10664 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10667 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10669 2005-01-27 Richard Henderson <rth@redhat.com>
10671 * builtins.c (expand_builtin_copysign): New.
10672 (expand_builtin): Call it.
10673 * genopinit.c (optabs): Add copysign_optab.
10674 * optabs.c (init_optabs): Initialize it.
10675 (expand_copysign): New.
10676 * optabs.h (OTI_copysign, copysign_optab): New.
10677 (expand_copysign): Declare.
10679 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10680 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10682 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10683 (ix86_expand_fp_absneg_operator): ... here.
10684 (ix86_split_copysign): New.
10685 * config/i386/i386-protos.h: Update.
10686 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10687 (copysignsf3, copysigndf3): New.
10689 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10690 (copysignsf3, ncopysignsf3): New.
10691 (copysigndf3, ncopysigndf3): New.
10692 (copysignxf3, ncopysignxf3): New.
10693 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10695 2005-01-27 Arend Bayer <arend.bayer@web.de>
10696 Kazu Hirata <kazu@cs.umass.edu>
10698 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10699 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10700 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10703 2005-01-27 Jeff Law <law@redhat.com>
10705 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10706 definitions of SSA_NAMEs which are not being rewritten.
10707 (rewrite_ssa_into_ssa): Only initialize the current definition
10708 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10709 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10710 SSA_NAMEs before returning.
10712 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10714 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10715 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10716 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10717 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10718 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10720 2005-01-27 Steven Bosscher <stevenb@suse.de>
10722 PR middle-end/17278
10723 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10724 higher to -O2 and higher. Likewise for tree PRE.
10725 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10728 2005-01-27 Ian Lance Taylor <ian@airs.com>
10730 PR middle-end/19583
10731 * gimple-low.c (try_catch_may_fallthru): New static function.
10732 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10733 * tree-inline.c (expand_call_inline): Don't warn about reaching
10734 the end of a non-void function being inlined if the function uses
10737 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10739 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10742 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10743 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10744 (implicitly_declare): Handle error_mark_node.
10746 2005-01-27 Richard Henderson <rth@redhat.com>
10749 * tree.h (struct tree_decl): Add debug_expr_is_from.
10750 (DECL_DEBUG_EXPR_IS_FROM): New.
10751 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10752 * dwarf2out.c (dwarf2out_var_location): Update to match.
10753 * tree-outof-ssa.c (create_temp): Likewise.
10754 * var-tracking.c (track_expr_p): Likewise.
10755 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10756 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10757 * toplev.c (default_tree_printer): Likewise.
10759 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10761 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10762 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10764 2005-01-27 Steven Bosscher <stevenb@suse.de>
10766 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10767 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10768 ASM_CLOBBERS): Add tree checks.
10770 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10771 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10772 * c-common.def (SWITCH_STMT): Update to match.
10773 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10774 macros instead of SWITCH_EXPR ones.
10775 * c-dump.c (c_dump_tree): Likewise.
10776 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10777 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10779 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10781 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10783 * unwind-dw2.c (execute_stack_op): Add missing cases for
10784 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10786 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10788 * config.gcc (Obsolete configurations): Remove 'dummy', add
10789 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10792 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10794 PR tree-optimization/19633
10795 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10797 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
10798 are no call-clobbered variables.
10799 * tree-outof-ssa.c (check_replaceable): Return false for calls
10802 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10804 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10805 even for variables with NULL DECL_INITIAL.
10807 2005-01-26 Stuart Hastings <stuart@apple.com>
10809 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10811 2005-01-26 Richard Henderson <rth@redhat.com>
10813 PR middle-end/18008
10814 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10816 * expr.c (store_field): Strip conversions to odd-bit-sized types
10817 if the destination field width matches.
10819 2005-01-26 Richard Henderson <rth@redhat.com>
10821 * c-decl.c, expmed.c, expr.c: Revert last change.
10823 2005-01-26 Richard Henderson <rth@redhat.com>
10825 PR middle-end/18008
10826 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10828 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10829 if we don't need the bits above those present in the current mode.
10830 * expr.c (store_field): Strip conversions to odd-bit-sized types
10831 if the destination field width matches.
10833 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10835 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10836 either -ffast-math or -funsafe-math-optimizations is in use.
10838 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10842 * config/avr/avr.c (notice_update_cc): Only set condition code for
10843 ashrqi3 if shift count > 0.
10844 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10845 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10846 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10847 count <= 0 as a no-op, and shift count >= width by copying zero
10848 or sign bit to all bits of the result.
10849 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10850 count, with attribute "length" set to 0 and "cc" set to "none".
10852 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10854 * doc/invoke.texi: Document -mTLS.
10856 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10857 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10858 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10859 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10860 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10861 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10862 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10863 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10865 * configure.ac: Check for a TLS capable gas.
10867 * configure: Regenerate.
10869 2005-01-26 Richard Henderson <rth@redhat.com>
10871 PR middle-end/18008
10872 * combine.c (make_field_assignment): Simplify store to zero_extract
10873 from a source with an overlapping mask.
10875 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10877 2004-11-11 Eric Christopher <echristo@redhat.com>
10879 * config/frv/frv.md: Add fr400_integer automaton. Don't
10880 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10883 2005-01-26 Steven Bosscher <stevenb@suse.de>
10885 PR middle-end/16585
10886 * cfgbuild.c (make_edges): Do not clear or set
10887 current_function_has_computed_jump.
10888 * function.h (struct function): Remove the has_computed_jump field.
10889 (current_function_has_computed_jump): Do not define.
10890 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10891 in a computed jump. Ignore current_function_has_computed_jump.
10893 2005-01-26 Richard Henderson <rth@redhat.com>
10895 PR middle-end/19515
10896 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10897 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10899 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10900 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10901 objects into static storage if they have more than one non-zero value.
10902 * tree.h (categorize_ctor_elements): Update decl.
10904 2005-01-26 Steven Bosscher <stevenb@suse.de>
10906 PR middle-end/19616
10907 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10908 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10909 to this function from 2004-07-10.
10910 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10911 the current function for tail call optimizations if the address
10912 of one of it its arguments is taken.
10914 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10916 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10918 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10920 * function.c (expand_function_end): If current_function_calls_alloca,
10921 emit stack restore in a place that is reached when the function falls
10922 through at the end.
10924 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10926 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10927 rule to avoid matching inappropriate suffix rule.
10929 2005-01-26 Jan Hubicka <jh@suse.cz>
10931 PR tree-optimization/19241
10932 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10934 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10936 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10937 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10939 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10940 <sim*>: Always use crt1.o, regardless of N in simN.
10941 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10942 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10943 (CRT_CALL_STATIC_FUNCTION): Remove.
10944 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10945 use crt1.o, regardless of N in simN.
10946 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10947 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10948 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10949 case isystem setting.
10950 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10952 2005-01-25 Ian Lance Taylor <ian@airs.com>
10954 * gimple-low.c (block_may_fallthru): Correct handling of
10955 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10957 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10959 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10960 handlers to match indentation; nested under the mtune=* handler.
10961 Similar for mcpu= and march=.
10963 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10965 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10966 * config/mips/linux64.h (LIB_SPEC): Likewise.
10967 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10968 * config/sh/linux.h (LIB_SPEC): Likewise.
10970 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10972 * config/frv/frv.c (frv_legitimize_tls_address): New.
10973 (TARGET_HAVE_TLS): Define.
10974 (FRV_SYMBOL_REF_TLS_P): Define.
10975 (frv_override_options): Handle new register classes.
10976 (frv_legitimate_address_p): Reject tls addresses.
10977 (frv_legitimize_address): Handle TLS addresses.
10978 (gen_inlined_tls_plt): New.
10979 (gen_tlsmoff): New.
10980 (frv_legitimize_tls_address): New.
10981 (unspec_got_name): Add TLS entries.
10982 (got12_operand): Add R_FRV_TLSMOFF12 case.
10983 (frv_emit_move): Fixup TLS addresses.
10984 (frv_emit_movsi): Legitimize TLS addresses.
10986 * config/frv/frv.h (MASK_BIG_TLS): New.
10987 (TARGET_BIG_TLS): New.
10988 (HAVE_AS_TLS): Define.
10989 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10990 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10991 (REG_CLASS_NAMES): Same.
10992 (REG_CLASS_CONTENTS): Same.
10993 (CONSTRAINT_LEN): New.
10994 (REG_CLASS_FROM_CONSTRAINT): New.
10995 (PREDICATE_CODES): Add symbolic_operand.
10997 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10998 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10999 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11000 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11001 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11002 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11003 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11004 GR9_REG, GR14_REG, LRREG.
11005 (type): Add load_or_call attribute.
11006 ("load_or_call"): New reservation.
11007 ("call_gettlsoff"): New.
11008 ("tls_indirect_call"): New.
11009 ("tls_load_gottlsoff12"): New.
11010 ("tlsoff_hilo"): New.
11011 ("tls_tlsdesc_ldd"): New.
11012 ("tls_tlsoff_ld"): New.
11015 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11017 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11019 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11020 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11021 * config/frv/frv.c (TLS_BIAS): Define.
11022 (frv_output_dwarf_dtprel): New.
11024 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11026 PR rtl-optimization/19579
11027 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11028 both A and B, see if they don't clobber registers the other expr uses.
11030 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11032 * real.c (do_add): Initialize signalling and canonical members.
11034 * real.c (real_from_integer): Zero out destination.
11036 2005-01-18 Jan Hubicka <jh@suse.cz>
11038 PR tree-optimize/19337
11039 * tree-inline.c (initialize_inlined_parameters): Copy
11040 saved_static_chain_decl only.
11042 2005-01-25 Richard Henderson <rth@redhat.com>
11046 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11047 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11048 80387 enabled, to return a proper subclass. Return the subset that
11049 overlaps with GENERAL_REGS for PLUS.
11050 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11052 2005-01-25 Richard Henderson <rth@redhat.com>
11054 PR middle-end/19609
11055 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11057 2005-01-25 Roger Sayle <roger@eyesopen.com>
11059 * expmed.c (choose_multiplier): Change interface to return the
11060 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11061 (expand_divmod): Update calls to choose_multiplier.
11063 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11065 PR middle-end/19330
11066 * expmed.c (extract_bit_field): Use adjust_address instead of
11067 gen_lowpart when op0 is a MEM.
11069 2005-01-24 Steven Bosscher <stevenb@suse.de>
11071 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11073 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11075 * config/mips/irix-csr.c: New file.
11076 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11077 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11078 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11081 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11084 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11085 sparc/elf.h, add sparc/sp-elf.h.
11086 (sparc-*-rtems*): Likewise.
11087 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11088 tm-dwarf2.h, add sparc/sp-elf.h.
11089 (sparc86x-*-elf): Likewise.
11090 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11091 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11092 TARGET_OS_CPP_BUILTINS.
11093 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11094 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11096 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11097 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11098 (SWITCH_TAKES_ARG): Likewise.
11099 (LOCAL_LABEL_PREFIX): Likewise.
11100 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11101 (TARGET_N_FORMAT_TYPES): Delete.
11102 (TARGET_FORMAT_TYPES): Likewise.
11103 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11104 * config/sparc/elf.h: Delete.
11105 * config/sparc/sp-elf.h: New file.
11107 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11109 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11110 * tree-flow.h: Remove the corresponding prototype.
11111 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11112 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11114 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11117 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11118 for AIX ABI or ELF -fPIC.
11119 (rs6000_emit_load_toc_table): Don't create toc_section here.
11120 (rs6000_xcoff_file_start): Nor here.
11122 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11124 * sh.c (ra.h): Don't #include.
11125 (hard_regs_intersect_p): New function, resurrected from ra.c.
11127 * sh.c: Fix 1996 Copyright.
11129 2005-01-24 Richard Henderson <rth@redhat.com>
11130 Aldy Hernandez <aldyh@redhat.com>
11132 * regrename.c (note_sets): Handle subregs.
11134 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11137 * genconditions.c (write_header, write_conditions): Elide file if
11140 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11142 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11143 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11146 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11148 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11149 expand_builtin_printf, expand_builtin_fprintf,
11150 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11151 checking against POINTER_TYPE.
11152 (validate_arglist): Handle POINTER_TYPE code by checking
11155 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11157 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11158 init_rtlanal): New.
11159 (for_each_rtx): Call for_each_rtx_1.
11160 * rtl.h (init_rtlanal): Declare.
11161 * toplev.c (backend_init): Call init_rtlanal.
11163 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11165 * flow.c (propagate_one_insn): Formatting.
11167 PR middle-end/19551
11168 * flow.c (libcall_dead_p): Be more conservative if unsure.
11169 If there are any instructions between insn and call, see if they are
11170 all dead before saying the libcall is dead.
11172 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11174 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11175 operand constraint for operand 0.
11177 2005-01-23 Richard Henderson <rth@redhat.com>
11180 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11181 edges leading to join block.
11183 2005-01-23 Roger Sayle <roger@eyesopen.com>
11185 * expmed.c (expand_mult_highpart): Make static. Change type of
11186 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11187 (expand_divmod): Updates calls to expand_mult_highpart by using
11188 gen_int_mode to pass a CONST_INT rtx.
11189 * rtl.h (expand_mult_highpart): Remove prototype.
11191 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11193 * flow.c (regset_bytes, regset_size): Remove.
11195 * cfganal.c: Fix a reference to Harvey's paper.
11197 2005-01-23 Steven Bosscher <stevenb@suse.de>
11199 PR rtl-optimization/19464
11200 * tree-optimize.c (init_tree_optimization_passes): Add one more
11201 copyrename pass just before out-of-ssa.
11203 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11206 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11207 * ggc-none.c (ggc_free): Define.
11209 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11211 * cse.c (max_reg, max_insn_uid): Remove.
11212 (cse_main): Don't access max_reg or max_insn_uid.
11214 * c-common.c (explicit_flag_signed_bitfields,
11215 lang_statement_code_p, lang_expand_function_end): Remove.
11216 * c-common.h: Remove the corresponding declarations.
11217 * c-opts.c (c_common_handle_option): Remove all write access
11218 to explicit_flag_signed_bitfields.
11220 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11221 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11222 * cgraph.h: Remove the corresponding declaration.
11224 * gcse.c (null_pointer_info): Remove.
11226 2005-01-23 Roger Sayle <roger@eyesopen.com>
11227 Eric Botcazou <ebotcazou@libertysurf.fr>
11229 * combine.c (simplify_logical): Only simplify logical expressions
11230 of the form ior(and(x,y),z) by the inverse distributive law if the
11231 result is cheaper than the original.
11233 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11235 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11236 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11237 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11238 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11239 config/freebsd-spec.h, config/arm/arm.h,
11240 config/h8300/h8300.md, config/i386/i386.md,
11241 config/i386/predicates.md, config/i386/sse.md,
11242 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11243 config/vax/vax.md: Fix comment typos. Follow spelling
11246 2005-01-23 Steven Bosscher <stevenb@suse.de>
11248 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11249 tests, instead of `less than'.
11251 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11253 * function.c (assign_parm_setup_block): When creating a new stack slot
11254 for a parameter, get its alignment from the parameter's DECL_ALIGN
11255 rather than the type's TYPE_ALIGN. Make sure that the parameter
11256 is at least word aligned.
11258 2005-01-22 Roger Sayle <roger@eyesopen.com>
11260 PR middle-end/19378
11261 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11263 2005-01-22 Richard Henderson <rth@redhat.com>
11266 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11267 in both compare operands.
11268 (movdfcc_1_sse_max): Likewise.
11269 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11270 (movdfcc_1_sse): Likewise.
11271 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11272 scratch register as needed.
11274 2005-01-22 Richard Henderson <rth@redhat.com>
11276 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11278 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11280 2005-01-22 Richard Henderson <rth@redhat.com>
11282 * genopinit.c (optabs): Use smin/smax for floating point too.
11283 * doc/md.texi: Update to match. Clarify that floating point
11284 results are undefined for +0/-0 and NaN.
11285 * doc/rtl.texi: Likewise.
11286 * rtl.def (SMIN, SMAX): Likewise
11287 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11289 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11290 leading 's' to the name.
11291 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11292 smaxxf3, sminxf3): Likewise.
11293 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11296 2005-01-22 Paul Brook <paul@codesourcery.com>
11298 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11300 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11302 * config/s390/s390.c (struct processor_costs): New fields
11303 dlgr, dlr, dr, dsgfr, dsgr.
11304 (z900_cost, z990_cost): Values for new fields.
11305 (s390_rtx_costs): New cases MEM und COMPARE in switch
11306 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11307 DIV, MOD, UDIV, UMOD.
11309 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11311 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11312 into the register being decremented.
11313 ("doloop_si31", "doloop_di"): Likewise.
11314 ("*doloop_si_long"): Adapt pattern.
11316 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11318 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11320 (CLASS_MAX_NREGS): Likewise.
11322 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11324 * doc/tree-ssa.texi (Statement Operands): Add example for new
11325 must-def macro. Note deprecation of old operands interface.
11327 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11329 PR tree-optimization/19484
11330 * tree-cfg.c (remove_fallthru_edge): New function.
11331 (cleanup_control_flow): Remove fallthru edges from calls that are
11332 now known not to return.
11334 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11336 Fix PR tree-optimization/19038
11337 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11338 copies with loop variant ones.
11340 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11342 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11343 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11344 config/alpha/alpha.md, config/alpha/predicates.md,
11345 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11346 config/sparc/sol2.h: Update copyright.
11348 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11349 first label to see if it is a nonlocal label.
11351 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11352 Andrew Pinski <pinskia@physics.uc.edu>
11355 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11356 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11358 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11360 * config/rs6000/rtems.h: Update copyright.
11362 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11365 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11366 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11367 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11369 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11372 * c-typeck.c (convert_arguments): Check for error_mark_node.
11374 2005-01-21 Ian Lance Taylor <ian@airs.com>
11376 PR tree-optimization/13000
11377 * tree-inline.c: Include "tree-flow.h".
11378 (expand_call_inline): If warn_return_type, warn if non-void inline
11379 function falls through.
11380 * tree-cfg.c (execute_warn_function_return): Don't warn about
11381 control reaching end if TREE_NO_WARNING is set. Set
11383 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11385 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11386 branch if we don't need one.
11387 * c-typeck.c: Include "tree-flow.h"
11388 (c_finish_bc_stmt): Don't add a goto if the current statement
11389 list doesn't fall through to the current point.
11391 2005-01-21 Roger Sayle <roger@eyesopen.com>
11393 PR rtl-optimization/576
11394 * real.c (real_arithmetic): Change return type from void to bool
11395 to return an indication that the result may be inexact.
11396 * real.h (real_arithmeric): Update prototype.
11397 * fold-const.c (const_binop): Don't constant fold floating
11398 point expressions when the user specifies -frounding-math and
11399 the result may depend upon the run-time rounding mode.
11400 (fold_convert_const_real_from_real): Clean-up.
11401 (fold_initializer): Ignore flag_rounding_math for initializers.
11402 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11403 constant fold FP operations with flag_rounding_math if the
11404 result may depend upon the run-time rounding mode.
11406 2005-01-21 Tom Tromey <tromey@redhat.com>
11408 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11410 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11412 * tree-cfg.c: Fix comment typos.
11414 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11416 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11417 around the call to rest_of_handle_branch_target_load_optimize.
11419 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11421 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11422 (sparc64-*-openbsd*): Likewise.
11423 (sparclite-*-elf*): Include tm-dwarf2.h.
11424 (sparc86x-*-elf*): Likewise.
11425 (sparc64-*-elf*): Likewise.
11426 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11427 (DBX_DEBUGGING_INFO): Likewise.
11428 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11429 (PREFERRED_DEBUGGING_TYPE): Likewise.
11430 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11431 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11432 (PREFERRED_DEBUGGING_TYPE): Likewise.
11433 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11434 (PREFERRED_DEBUGGING_TYPE): Likewise.
11435 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11437 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11440 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11442 2005-01-20 Paul Brook <paul@codesourcery.com>
11444 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11446 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11448 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11449 label is first in a sequence of labels.
11451 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11453 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11454 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11456 * doc/sourcebuild.texi (Test Directives): New.
11458 2005-01-20 Roger Sayle <roger@eyesopen.com>
11460 * real.c (real_floor): Don't leave the result uninitialized when
11461 mode is VOIDMode, but return the unrounded intermediate value.
11462 (real_ceil): Likewise.
11464 2005-01-20 Paul Brook <paul@codesourcery.com>
11466 * config/arm/arm.md (insv): Use gen_int_mode.
11468 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11470 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11471 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11472 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11473 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11474 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11476 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11479 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11480 fbreg, so we have to assume we can't.
11481 (loc_descriptor_from_tree_1): Ditto.
11482 (containing_function_has_frame_base): New function.
11483 (add_location_or_const_value_attribute): Use it.
11484 Also try to generate a frame_base from a single element location
11487 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11489 PR tree-optimization/15349
11490 * timevar.def (TV_TREE_MERGE_PHI): New.
11491 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11493 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11494 calls to tree_forwarder_block_p.
11495 (remove_forwarder_block_with_phi, merge_phi_nodes,
11496 gate_merge_phi, pass_merge_phi): New.
11497 * tree-optimize.c (init_tree_optimization_passes): Add
11499 * tree-pass.h: Add an extern for pass_merge_phi;
11501 2005-01-20 Richard Henderson <rth@redhat.com>
11504 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11505 (_mm_castps_pd, _mm_castps_si128): New.
11506 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11508 2005-01-20 Richard Henderson <rth@redhat.com>
11511 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11512 __builtin_ia32_vec_init_v2si.
11513 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11514 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11515 (ix86_init_mmx_sse_builtins): Create it.
11516 (ix86_expand_builtin): Expand it.
11517 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11518 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11519 (vec_extractv2si_0, vec_extractv2si_1): New.
11521 2005-01-20 Richard Henderson <rth@redhat.com>
11524 * config/i386/i386.c (ix86_expand_push): New.
11525 * config/i386/mmx.md (push<MMXMODE>1): New.
11526 * config/i386/sse.md (push<SSEMODE>1): New.
11527 * config/i386/i386-protos.h: Update.
11529 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11531 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11534 2005-01-20 Richard Henderson <rth@redhat.com>
11536 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11537 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11539 2005-01-19 Richard Henderson <rth@redhat.com>
11542 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11543 to V4SFmode in SSE1 fallback load path.
11545 2005-01-19 Richard Henderson <rth@redhat.com>
11547 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11548 in QImode expansion to ix86_expand_vector_set.
11549 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11551 2005-01-19 Richard Henderson <rth@redhat.com>
11554 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11555 subclass of the input class.
11556 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11557 Always true for cross-SSE1 classes. Rationalize conditionals.
11558 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11559 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11560 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11561 (movdi_2): Add MMX/SSE zeros.
11562 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11563 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11564 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11565 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11566 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11567 (zero_extendsidi2_rex64_1): Remove.
11568 (MOV0 peephole): Check GENERAL_REG_P.
11570 2005-01-19 Richard Henderson <rth@redhat.com>
11573 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11575 (ix86_expand_vector_extract): Likewise.
11577 2005-01-19 Richard Henderson <rth@redhat.com>
11579 PR middle-end/19304
11580 * expr.c (emit_move_change_mode): New argument force; use
11581 simplify_gen_subreg if true.
11582 (emit_move_via_alt_mode): Merge into ...
11583 (emit_move_via_integer): ... here.
11584 (emit_move_ccmode): Use emit_move_change_mode directly.
11586 2005-01-19 Richard Henderson <rth@redhat.com>
11589 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11590 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11591 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11593 (alpha_emit_set_const): Likewise. Make static.
11594 (alpha_emit_set_long_const): Make static.
11595 (alpha_extract_integer): Split out from alpha_expand_mov.
11596 (alpha_split_const_mov): Likewise.
11597 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11598 (alpha_legitimate_constant_p): New.
11599 * config/alpha/alpha-protos.h: Update.
11600 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11601 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11602 * config/alpha/alpha.md (movsi): Add n alternative.
11603 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11604 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11605 (splitters for all of the above): Use alpha_split_const_mov.
11606 * config/alpha/predicates.md (non_add_const_operand): New.
11607 (non_zero_const_operand): New.
11608 (input_operand): Use alpha_legitimate_constant_p after reload.
11610 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11612 PR tree-optimization/19038
11613 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11614 (add_candidate): Add ivs with increment in latch only if
11615 allow_ip_end_pos_p is true.
11616 (determine_iv_cost): Use empty_block_p.
11618 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11620 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11621 (compute_dominance_frontiers): Ditto.
11623 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11626 * config/sh/t-rtems: New.
11627 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11629 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11631 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11632 the offset of the selected field.
11634 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11636 * tree-cfg.c (remove_forwarder_block): Fix the check to
11637 prevent a nonlocal label from appearing in the middle of a
11640 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11642 PR rtl-optimization/19462
11643 * reorg.c (find_end_label): Create return insn only if
11644 current_function_epilogue_delay_list is empty.
11646 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11648 * doc/passes.texi: Remove paragraph mentioning new-ra.
11650 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11652 PR rtl-optimization/15139
11653 * combine.c: Include params.h.
11654 (count_rtxs): New function.
11655 (record_value_for_reg): If replace_rtx would replace at least
11656 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11657 (clobber (const_int 0)) instead of TEM.
11658 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11659 * params.h (MAX_LAST_VALUE_RTL): New.
11660 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11661 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11664 * c-typeck.c (digest_init): Only call build_vector if all constructor
11665 elements are *_CST nodes.
11666 * gimplify.c (gimplify_init_constructor): Likewise.
11668 PR middle-end/19164
11669 * c-typeck.c (digest_init): Only call build_vector if inside_init
11672 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11674 * toplev.c (init_asm_output): Remove dead #ifdef.
11676 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11678 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11680 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11682 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11683 accessing DECL_FUNCTION_CODE.
11684 * dojump.c (do_jump): Likewise.
11685 * gimplify.c (gimplify_call_expr): Likewise.
11686 * predict.c (expr_expected_value): Likewise.
11687 (strip_builtin_expect): Likewise.
11688 * tree-inline.c (estimate_num_insns_1): Likewise.
11689 * tree-ssa-loop-im.c (stmt_cost): Likewise
11690 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11691 (tree_expr_nonnegative_p): Likewise.
11693 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11695 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11696 variant of the load_pcrel_sym pattern.
11697 * config/sparc/sparc.md (P macro): Move to the top.
11698 (load_pcrel_sym): Macroize using P.
11699 (save_register_window): Likewise.
11701 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11703 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11704 ("sordered"): Same.
11706 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11709 * c-typeck.c (build_asm_expr): Strip nops off
11710 input memory operands.
11712 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11714 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11715 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11716 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11717 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11719 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11722 * config/i386/i386.c (override_options): If the 80387 is disabled,
11723 then do not return FP values using FP registers.
11725 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11727 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11728 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11729 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11730 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11731 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11732 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11733 output.h, postreload-gcse.c, postreload.c, recog.c,
11734 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11735 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11736 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11737 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11738 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11739 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11740 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11741 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11743 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11744 config/alpha/alpha.c, config/arm/vfp.md,
11745 config/i386/emmintrin.h, config/i386/i386-modes.def,
11746 config/i386/i386-protos.h, config/i386/i386.h,
11747 config/i386/pmmintrin.h, config/i386/ppro.md,
11748 config/i386/predicates.md, config/i386/xmmintrin.h,
11749 config/i860/i860.c, config/ia64/ia64-modes.def,
11750 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11751 config/ia64/ia64.md, config/ia64/itanium1.md,
11752 config/ia64/itanium2.md, config/ia64/predicates.md,
11753 config/iq2000/iq2000.h, config/mips/linux64.h,
11754 config/rs6000/aix41.h, config/rs6000/aix43.h,
11755 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11756 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11757 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11758 config/sparc/linux64.h, config/sparc/litecoff.h,
11759 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11760 config/sparc/sparc.h, config/sparc/sparc.md,
11761 config/sparc/sysv4-only.h: Update copyright.
11763 2005-01-18 Richard Henderson <rth@redhat.com>
11766 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11768 2005-01-18 Marc Espie <espie@openbsd.org>
11769 * config/i386/openbsdelf.h: Typo.
11771 2005-01-18 Richard Henderson <rth@redhat.com>
11773 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11774 special case for sse.
11775 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11777 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11779 * tree-inline.c (estimate_num_insns_1): Added cases for
11780 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11782 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11784 PR rtl-optimization/19296
11785 * combine.c (simplify_comparison): Rewrite the condition under
11786 which a non-paradoxical SUBREG of a PLUS can be lifted when
11787 compared against a constant.
11789 2005-01-18 Andi Kleen <ak@muc.de>
11791 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11792 * c.opt (-Wpointer-sign): Add.
11793 * doc/invoke.texi: (-Wpointer-sign): Add.
11795 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11797 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
11798 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
11799 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
11800 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
11801 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
11802 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
11803 for TARGET_MIX_SSE_I387.
11804 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
11805 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
11806 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
11807 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
11808 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
11809 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
11810 TARGET_MIX_SSE_I387.
11811 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
11814 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11817 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11818 Add movaps alternative for xmm reg->reg move.
11820 2005-01-17 Jeff Law <law@redhat.com>
11822 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11823 at the end of the main DOM loop rather than just before DOM exits.
11825 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11827 PR tree-optimization/19121
11828 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11829 adding aliases to a name tag, also add them to the pointer's
11831 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11832 sensitive alias info at all. Only check that the two pointers
11833 have compatible pointed-to sets.
11834 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11835 a pointer's type tag is a superset of the alias set of the
11836 pointer's name tag.
11838 2005-01-17 James E Wilson <wilson@specifixinc.com>
11841 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11842 comment to document why.
11844 2005-01-17 Richard Henderson <rth@redhat.com>
11846 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11847 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11848 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11849 sse2_vmsminv2df3_finite): New.
11850 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11851 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11852 Force op1 into register.
11854 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11856 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11857 bubblestrap from always rebuilding build directory.
11859 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11861 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11862 ("*cmpmem_short"): Likewise.
11864 2005-01-17 Steven Bosscher <stevenb@suse.de>
11866 * basic-block.h: Document BB_* flags.
11867 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11868 use an sbitmap instead.
11869 * sched-rgn.c (compute_trg_info): Likewise.
11871 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11873 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11874 redundant target_cpu_default and extra_parts lines. Use the default
11876 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11877 (SUBTARGET_EXTRA_SPECS): Delete.
11878 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11879 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11880 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11881 and "n32" for -mabi=n32.
11883 2005-01-17 Ian Lance Taylor <ian@airs.com>
11886 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11887 fold constant variables into initial values.
11889 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11891 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11893 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11894 through the statements backward.
11896 2005-01-17 Ian Lance Taylor <ian@airs.com>
11898 PR middle-end/13127:
11899 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11900 a variable set to the return value of the inlined function.
11902 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11904 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11905 when modes are tieable.
11907 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11909 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11910 of pthread_create to find out if threads are enabled.
11911 * gthr-posix95.h (__gthread_active_p): Likewise.
11913 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11915 * common.opt (-fnew-ra): Remove.
11917 * toplev.h (flag_new_regalloc): Remove.
11918 * Makefile.in (ra*.*): Don't mention.
11919 * passes.c (rest_of_handle_new_regalloc): Remove.
11920 (rest_of_handle_combine, rest_of_compilation): Always consider
11921 flag_new_regalloc as false.
11922 * doc/invoke.texi: Don't document -fnew-ra.
11924 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11926 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11927 last parameter to reg_scan.
11928 * loop.c (loop_optimize): Likewise.
11929 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11930 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11931 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11932 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11933 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11934 * regclass.c (reg_scan): Likewise, for the declaration.
11935 * rtl.h (reg_scan): Likewise, for the prototype.
11937 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11939 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11940 mark_dfs_back_edges.
11942 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11944 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11945 (compute_avail): Uses don't go in tmp_gen.
11947 2005-01-16 Steven Bosscher <stevenb@suse.de>
11949 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11950 loop to look for a free slot in a page entry.
11952 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11955 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11956 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11957 just before targetm.asm_out.file_end.
11958 * tree.h (process_pending_assemble_output_defs): Declare.
11959 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11961 (assemble_alias): Defer generation of assembly code for defines when
11962 TARGET_DEFERRED_OUTPUT_DEFS is true.
11963 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11964 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11965 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11967 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11970 * pa.c (pa_scalar_mode_supported_p): New function.
11971 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11972 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11974 * pa-protos.h (prefetch_operand): Delete.
11975 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11976 * pa.c (prefetch_operand): Delete.
11977 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11978 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11979 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11980 and prefetch_nocc_operand.
11981 * pa.md (prefetch): Rework to avoid reload problems handling short
11982 displacements when a cache control completer needs to be provided.
11983 (prefetch_32, prefetch_64): Delete.
11984 (prefetch_cc, prefetch_nocc): New patterns.
11986 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11988 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11990 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11993 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11994 exceeds maximum alignment for global common data.
11995 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11996 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11998 2004-01-15 Roger Sayle <roger@eyesopen.com>
12000 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12002 2004-01-15 Roger Sayle <roger@eyesopen.com>
12004 * harg-reg-set.h (reg_class_names): Prototype global array.
12005 * regclass.c (reg_class_names): Declare here and initialize to
12007 (dump_regclass): Remove local declaration of reg_class_names.
12008 (regclass): Likewise.
12009 * cfg.c (dump_flow_info): Likewise.
12010 * ra-debug.c (reg_class_names): Likewise.
12011 * regrename.c (reg_class_names): Likewise.
12012 * reload.c (reg_class_names): Likewise.
12013 * reload1.c (spill_failure): Likewise.
12014 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12016 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12018 * config/s390/s390.md ("reload_outti"): Remove predicate for
12019 output operand. Abort if operand is not a MEM.
12020 ("reload_outdi", "reload_outdf"): Likewise.
12022 2005-01-15 Marc Espie <espie@openbsd.org>
12024 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12025 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12026 * config/openbsd.h: Fix C++ includes for native configurations.
12027 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12028 Add trampoline support.
12029 * config/i386/openbsdelf.h: New.
12031 2005-01-15 Marc Espie <espie@openbsd.org>
12033 * collect2.c (main): Explicitly parse -dynamic-linker option.
12035 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12037 PR tree-optimization/19060
12038 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12039 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12040 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12041 and handle extract_range_from_cond returning false.
12042 * fold-const.c (fold): Optimize comparisons with min/max even for
12043 width > HOST_BITS_PER_WIDE_INT.
12045 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12047 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12048 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12049 Remove little endian multilib variants.
12050 Add mips32 multilib variant.
12052 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12054 * explow.c (copy_all_reg, stabilize): Remove.
12055 * expr.h: Remove the corresponding prototypes.
12057 * rtlanal.c (regs_set_between_p): Remove.
12058 * rtl.h: Remove the corresponding prototype.
12060 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12062 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12063 to rs6000_nonimmediate_operand.
12064 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12065 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12066 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12067 rs6000_nonimmediate_operand.
12068 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12069 rs6000_nonimmediate_operand.
12071 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12073 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12075 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12077 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12079 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12080 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12082 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12083 (rs6k_nonimmediate_operand): New.
12084 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12086 (legitimate_lo_sum_address_p): Same.
12087 (rs6000_legitimize_address): Same.
12088 (rs6000_legitimize_reload_address): Same.
12089 (rs6000_legitimate_address): Same.
12090 (spe_build_register_parallel): Pass DF and DC modes in a DI
12093 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12094 to rs6k_nonimmediate_operand.
12096 * config/rs6000/spe.md ("*frob_df_di"): New.
12097 ("*frob_di_df"): New.
12098 ("*frob_di_df_2"): New.
12099 ("*mov_sidf_e500_subreg0"): New.
12100 ("*mov_sidf_e500_subreg4"): New.
12101 ("*movdf_e500_double"): Change predicate to
12102 rs6k_nonimmediate_operand.
12104 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12106 * postreload.c (move2add_note_store): Only call
12107 trunc_int_for_mode on scalar integers.
12109 2005-01-14 Steven Bosscher <stevenb@suse.de>
12111 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12112 replace BB_VISITED uses.
12113 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12114 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12115 (tree_dce_done): Free visited_control_parents.
12116 (perform_tree_ssa_dce): Allocate and clear it.
12117 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12118 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12119 instead of BB_VISITED.
12121 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12123 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12124 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12125 Remove unused prototypes.
12127 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12129 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12130 64-bit register usage.
12131 (spe_func_has_64bit_regs_p): Add FIXME note.
12133 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12135 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12136 flag_finite_math_only with flag_unsafe_math_optimizations.
12138 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12140 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12141 end-of-stack check.
12142 (__tpf_eh_return): Copy TPF private stack area from the module
12143 boundary stack frame. Add check for when module addresses are
12144 equal, but no stub address is found.
12146 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12149 * arm.h (struct machine_function): Add call_via field.
12150 (thumb_call_via_label): Declare.
12151 * arm.c (thumb_call_via_label): New variable.
12152 (thumb_call_reg_needed): New variable.
12153 (arm_output_function_epilogue): For Thumb code, output any per-function
12154 call-indirect trampolines.
12155 (thumb_call_via_reg): New function.
12156 (arm_file_end): New function.
12157 (TARGET_ASM_FILE_END): Call arm_file_end.
12158 (aof_file_end): Likewise.
12159 * arm-protos.h (thumb_call_via_reg): Declare.
12160 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12161 thumb_call_via_reg in normal case.
12163 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12165 PR middle-end/19084
12166 PR rtl-optimization/19348
12167 * recog.c (peephole2_optimize): Do global life update if some peephole
12168 decides it doesn't need at least one of its inputs and that change
12169 influences liveness at the start of the basic block.
12171 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12172 arguments instead of 1.
12174 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12176 PR middle-end/18820
12177 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12178 zero for nested functions needing a static chain or functions
12179 with a non-constant address.
12181 2005-01-13 Roger Sayle <roger@eyesopen.com>
12183 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12184 (and (sign_extend X) C) into (zero_extend (and X C)).
12186 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12188 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12190 2005-01-13 Richard Henderson <rth@redhat.com>
12195 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12196 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12197 not just TARGET_SSE.
12198 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12199 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12200 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12201 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12202 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12203 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12204 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12205 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12206 (movdicc_c_rex64): Rename with '*'.
12207 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12208 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12209 (movsfcc_1_387): Rename from movsfcc_1.
12210 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12211 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12212 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12213 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12214 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12215 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12216 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12217 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12218 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12219 sse_movdfcc_const0_4): Remove.
12220 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12221 recognize min/max early. Update for changed sse cmove patterns.
12222 (ix86_split_sse_movcc): New.
12223 * config/i386/i386-protos.h: Update.
12225 2005-01-13 Steven Bosscher <stevenb@suse.de>
12227 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12228 (fix_stmt_v_may_defs): Likewise.
12230 2005-01-13 Richard Henderson <rth@redhat.com>
12232 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12233 for converting the mask.
12235 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12237 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12240 2005-01-13 Richard Henderson <rth@redhat.com>
12242 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12243 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12244 IX86_BUILTIN_MOVDQ2Q): Remove.
12245 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12246 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12247 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12249 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12250 (sse2_pextrw): Fix immediate constraint.
12251 (sse2_loadq, sse2_loadq_rex64): Remove.
12252 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12253 Use __builtin_ia32_vec_ext_<size>.
12254 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12256 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12258 * function.c (assign_parm_setup_block): Look inside original
12259 entry_parm when inspecting PARALLEL.
12261 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12262 Joel Sherrill <joel@oarcorp.com>
12265 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12266 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12267 rtems_gxx_recursive_mutex_init.
12268 (__gthread_recursive_mutex_lock): New function.
12269 (__gthread_recursive_mutex_trylock): Likewise.
12270 (__gthread_recursive_mutex_unlock): Likewise.
12272 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12274 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12276 2005-01-13 Jan Beulich <jbeulich@novell.com>
12278 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12279 (ashrti3_internal): Indicate output is early clobber. Generate result
12280 into output rather than first input. Use move for low word of output
12281 if shift count is exactly 64.
12282 (lshrti3_internal): Likewise.
12284 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12288 * reload1.c (delete_output_reload): Don't delete an output reload
12289 if the pseudo lives longer than a single basic block. Adjust and
12290 improve wording of comment.
12292 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12295 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12296 of TYPE_SIZE where we mean the number of bytes.
12298 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12300 * function.c (assign_parm_setup_block): Relax condition on
12301 multi-register optimization.
12303 2005-01-12 Nick Clifton <nickc@redhat.com>
12305 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12306 an "in_delay_slot" attribute of "no" to prevent them being used in
12307 delay slots. This is forbidden because they might generate
12310 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12313 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12314 with r->Y and Y->r.
12316 2005-01-12 Nick Clifton <nickc@redhat.com>
12318 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12319 passed on to GAS) but do not define, as GAS no longer supports or
12320 needs the -m2000 option.
12322 2005-01-11 Roger Sayle <roger@eyesopen.com>
12324 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12325 type as args of unprototyped builtins aren't automatically promoted.
12326 (fold_builtin_abs): Likewise.
12328 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12330 * Makefile.in: Set a `build-warn' variable.
12332 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12334 PR tree-optimization/17949
12335 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12336 (find_interesting_uses_address): Use it.
12338 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12340 * regrename.c (kill_value): Handle subreg's that won't simplify.
12342 2005-01-11 Richard Henderson <rth@redhat.com>
12345 * config/i386/i386.h (enum ix86_builtins): Move ...
12346 * config/i386/i386.c: ... here.
12347 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12348 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12349 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12350 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12351 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12352 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12353 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12354 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12355 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12356 IX86_BUILTIN_LOADDDUP): Remove.
12357 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12358 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12359 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12360 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12361 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12362 (ix86_init_builtins): Make static.
12363 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12364 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12365 if all the modes match. Otherwise, fake it.
12366 (get_element_number, ix86_expand_vec_init_builtin,
12367 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12368 (ix86_expand_builtin): Make static. Update for changed builtins.
12369 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12370 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12371 (ix86_expand_vector_init_duplicate): New.
12372 (ix86_expand_vector_init_low_nonzero): New.
12373 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12374 Split out from ix86_expand_vector_init; handle integer modes.
12375 (ix86_expand_vector_init): Use them.
12376 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12377 * config/i386/i386-protos.h: Update.
12378 * config/i386/predicates.md (reg_or_0_operand): New.
12379 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12380 (movv2sf_internal): Likewise. And a splitter to match them all.
12381 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12382 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12383 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12384 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12385 (mmx_pinsrw): Fix operand ordering.
12386 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12387 rather than sse_loadss expander.
12388 (movv2df splitter): Similarly.
12389 (sse_loadss, sse_loadlss): Remove.
12390 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12391 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12392 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12393 (sse3_movddup): Rename with '*'.
12394 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12395 (sse2_loadsd): Remove.
12396 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12397 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12398 (sse2_pinsrw): Fix argument ordering.
12399 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12400 (sse2_stored): Remove 'r' destination.
12401 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12402 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12403 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12404 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12405 vec_extractv16qi, vec_initv16qi): New.
12407 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12408 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12409 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12411 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12412 (_mm_load_si128, _mm_store_si128): Likewise.
12413 (_mm_load1_pd): Use _mm_set1_pd.
12414 (_mm_load_sd): Use _mm_set_sd.
12415 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12416 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12417 (_mm_set_epi64): Use _mm_set_epi64x.
12418 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12419 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12420 _mm_setr_epi8): Use _mm_set_foo form.
12421 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12422 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12423 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12424 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12425 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12426 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12427 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12428 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12429 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12430 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12431 (_mm_movedup_pd): Use _mm_shuffle_pd.
12432 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12433 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12434 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12435 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12436 Use _mm_setzero_ps.
12437 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12438 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12439 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12440 (_mm_store_ps): Use raw dereference.
12441 (_mm_store1_ps): Use _mm_storeu_ps.
12442 (_mm_storer_ps): Use _mm_store_ps.
12443 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12444 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12446 2005-01-11 Stan Shebs <shebs@apple.com>
12448 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12449 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12451 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12454 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12455 Skip all DECLs except for FIELD_DECLs.
12457 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12459 * config/s390/s390.c (override_options): Return error if
12460 -mbackchain, -mpacked-stack and -mhard-float are used together.
12461 (s390_va_start): Remove the backchain && packed-stack special case.
12462 (s390_gimplify_va_arg): Likewise.
12463 * doc/invoke.texi: Remove the ABI incompatibility note.
12465 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12467 * config/s390/s390.c (struct s390_frame_layout): Remove
12469 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12470 save_backchain_p with TARGET_BACKCHAIN.
12472 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12475 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12476 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12477 * function.c (locate_and_pad_parm): Set new field.
12478 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12479 Tweak where_pad test to include "none". Always set mem align for
12481 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12482 not sufficient for type.
12483 (assign_parm_setup_block): If stack_parm is zero on entry, always
12484 make a new stack local. Block move old stack parm if necessary
12485 to new aligned stack local.
12486 (assign_parm_setup_stack): Use a block move to handle
12487 potentially misaligned entry_parm.
12488 (assign_parms_unsplit_complex): Specify required alignment when
12489 creating stack local.
12490 * calls.c (compute_argument_addresses): Override alignment of stack
12491 arg calculated from its type with the alignment given by
12492 FUNCTION_ARG_BOUNDARY.
12493 (store_one_arg): Likewise.
12495 2005-01-11 Jan Beulich <jbeulich@novell.com>
12497 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12498 Change respective itanium_class attribute to ialu.
12499 (shladdp4_internal): New.
12500 * config/ia64/predicates.md (shladd_log2_operand): New.
12502 2005-01-11 Richard Henderson <rth@redhat.com>
12504 * expr.c (store_constructor): Use rtvec_alloc instead of
12505 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12507 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12509 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12511 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12513 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12514 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12515 (TARGET_RWRELOC): Define.
12516 (ia64_rwreloc_section_type_flags): Delete.
12517 (ia64_section_type_flags): New function.
12518 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12519 (TARGET_RWRELOC): Define.
12521 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12524 * config/ia64/ia64.c (process_set): For alloc insn, only call
12525 process_epilogue is !frame_pointer_needed.
12527 2005-01-10 Roger Sayle <roger@eyesopen.com>
12530 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12531 unary operator and can't be treated as a binary/comparison operator.
12533 2005-01-10 Richard Henderson <rth@redhat.com>
12535 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12536 (ix86_return_in_memory): Likewise.
12537 (function_arg_advance): Likewise. Mirror structure in function_arg
12538 for choosing register to advance.
12540 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12542 * tree-vectorizer.c, tree.def: Fix comment typos.
12544 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12546 * config/s390/s390.c (struct processor_costs): 4 new fields:
12547 ddbr, ddr, debr, der.
12548 (s390_rtx_costs): More precise handling of divide instructions.
12550 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12552 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12554 2005-01-10 Jan Beulich <jbeulich@novell.com>
12556 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12557 names resulting from -ffunction-sections/-fdata-sections and linkonce
12559 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12560 based on the section name. Rearrange the section name comparison logic
12561 slightly so that each section name is compared against at most once.
12563 2005-01-10 Ben Elliston <bje@au.ibm.com>
12565 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12566 targets for which -fPIC reduces limitations on the GOT size.
12568 2005-01-09 Falk Hueffner <falk@debian.org>
12570 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12573 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12576 * collect2.c (main): Set aixrtl_flag for -brtl option.
12577 (resolve_lib_name): Search for .so file extension before .a
12578 if aixrtl_flag set.
12580 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12582 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12583 (vect_analyze_data_refs_alignment): Add dump prints.
12585 2005-01-09 Ira Rosen <irar@il.ibm.com>
12587 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12588 expr_invariant_in_loop_p.
12589 Initialize outputs first thing in the function.
12590 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12591 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12592 (vect_analyze_pointer_ref_access): Check that the initial condition of
12593 the access function is loop invariant.
12595 2005-01-09 Richard Henderson <rth@redhat.com>
12597 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12598 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12599 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12600 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12601 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12602 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12603 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12604 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12605 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12606 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12607 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12608 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12609 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12610 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12611 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12612 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12613 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12614 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12615 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12616 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12617 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12618 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12619 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12621 (mmx_clrdi, pavgusb): Remove.
12622 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12623 with leading sse_ prefix.
12624 * config/i386/sse.md: Receive them.
12625 * config/i386/mmx.md: New file.
12626 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12627 (subrv2sf3): Turn into expander for normal subtraction.
12628 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12629 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12630 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12631 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12632 commutative; use ix86_binary_operator_ok.
12633 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12634 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12635 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12636 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12637 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12638 Macroize from existing patterns; use ix86_binary_operator_ok.
12639 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12640 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12641 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12642 with vec_select+vec_concat.
12643 (mmx_pshufw, mmx_pshufw_1): Likewise.
12644 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12645 (mmx_uavgv4hi3): Model correctly.
12646 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12647 _mm_xor_si64): Remove casts.
12649 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12651 PR tree-optimization/19224
12652 * tree-scalar-evolution.c (get_instantiated_value,
12653 set_instantiated_value): New functions.
12654 (instantiate_parameters_1): Cache the results.
12655 (instantiate_parameters, resolve_mixers): Initialize and free
12658 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12660 * config/i386/i386.md (addhi_4): Correct reference in comment.
12663 2005-01-08 Richard Henderson <rth@redhat.com>
12665 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12666 (_mm_cvtsi128_si64x): Likewise.
12667 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12668 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12669 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12670 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12671 * config/i386/i386-protos.h: Update.
12672 * config/i386/i386.c (print_operand): Add 'H'.
12673 (ix86_fixup_binary_operands): Split out from ...
12674 (ix86_expand_binary_operator): ... here.
12675 (ix86_fixup_binary_operands_no_copy): New.
12676 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12677 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12678 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12679 (safe_vector_operand): Use CONST0_RTX.
12680 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12681 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12682 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12683 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12685 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12686 (IX86_BUILTIN_CMPNGESS): New.
12687 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12688 (attr type): Add sselog1.
12689 (attr unit, attr memory): Handle it.
12690 (movti, movti_internal, movti_rex64): Move near other integer moves.
12691 (movtf, movtf_internal): Move near other fp moves.
12692 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12693 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12694 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12695 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12696 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12697 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12698 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12699 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12700 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12701 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12702 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12703 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12704 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12705 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12706 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12707 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12708 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12709 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12710 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12711 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12712 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12713 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12714 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12715 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12716 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12717 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12718 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12719 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12720 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12721 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12722 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12723 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12724 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12725 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12726 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12727 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12728 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12729 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12730 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12731 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12732 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12733 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12734 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12735 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12737 (SSEPUSH, push<SSEPUSH>): Remove.
12738 (MMXPUSH, push<MMXPUSH>): Remove.
12739 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12740 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12741 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12742 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12743 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12744 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12745 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12746 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12747 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12748 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12749 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12750 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12751 (ppro_sse_log_V4SF): Handle sselog1.
12752 * config/i386/predicates.md (const_0_to_1_operand): New.
12753 (const_0_to_255_mul_8_operand): New.
12754 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12755 (const_2_to_3_operand, const_4_to_7_operand): New.
12756 * config/i386/sse.md: New file.
12757 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12758 (sse_movups): Rename from sse_movups_1.
12759 (sse_loadlss): Rename from sse_loadss_1.
12760 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12762 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12763 (absv4sf2, negv2df, absv2df): New.
12764 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12765 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12766 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12767 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12768 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12769 (sse3_addsubv4sf3): Model correctly.
12770 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12771 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12772 (sse_movhlps): Model with vec_select+vec_concat.
12773 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12774 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12775 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12776 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12777 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12778 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12779 sse2_pshufhw_1): Likewise.
12780 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12781 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12782 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12783 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12784 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12785 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
12786 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
12787 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
12788 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
12789 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
12790 sminv8hi3): Mark commutative
12791 operands. Use ix86_binary_operator_ok.
12792 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
12793 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
12794 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
12795 sse2_punpcklqdq): Allow operand2 in memory.
12796 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
12797 sse2_movsd): Add memory alternatives.
12798 (sse_storelps): Turn expander into an insn; split after reload.
12799 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
12800 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
12802 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12804 * configure.ac (DWARF-2 debug_line): Use objdump.
12805 * configure: Regenerate.
12807 2005-01-08 Jeff Law <law@redhat.com>
12808 Diego Novillo <dnovillo@redhat.com>
12810 PR tree-optimization/18241
12811 * tree-nrv.c (tree_nrv): Ignore volatile return values.
12812 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
12813 statements with volatile operands.
12814 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
12815 operands after marking a statement with has_volatile_ops.
12817 2005-01-08 Roger Sayle <roger@eyesopen.com>
12819 * tree.c (int_fits_type_p): Always honor integer constant
12820 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12822 2005-01-08 Roger Sayle <roger@eyesopen.com>
12824 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12825 the latent bug in rtl_delete_block has been resolved.
12827 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12829 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12830 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12832 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12834 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12835 library as @multilib_dir@/$(SHLIB_SONAME).
12837 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12839 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12840 * configure: Regenerate.
12842 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12844 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12847 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12850 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12851 Convert non-word aligned offset address using ld/std into
12854 2005-01-07 Richard Henderson <rth@redhat.com>
12856 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12858 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12860 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12862 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12864 PR tree-optimization/19283
12865 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12866 is not shorter than the original type.
12868 PR rtl-optimization/19012
12869 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12871 PR rtl-optimization/18861
12872 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12873 (FULL_STATE): Define.
12874 (mark_tablejump_edge): New function.
12875 (purge_dead_tablejump_edges): New function.
12876 (find_bb_boundaries): Use it.
12878 PR tree-optimization/18828
12879 * builtins.c (expand_builtin_next_arg): Remove argument and all
12880 the argument checking.
12881 (expand_builtin): Adjust caller.
12882 (expand_builtin_va_start): Likewise. Remove error for too many
12884 (fold_builtin_next_arg): Issue error for too many arguments.
12885 After checking arguments, replace them with magic arguments that
12886 prevent further checking of the args.
12888 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12890 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12892 2005-01-06 Roger Sayle <roger@eyesopen.com>
12895 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12896 and %{.S:...} (and their negative variants) to test whether the
12897 input file is assembler or pre-processed-assembler independent of
12898 the actual filename extension.
12900 2005-01-06 Roger Sayle <roger@eyesopen.com>
12902 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12903 of sign or zero extended values.
12905 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12907 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12908 for IBM long double format correctly.
12910 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12912 Fix PR tree-optimization/18792
12914 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12915 to first_loop_depth, and use loop depth instead of loop number.
12916 (build_classic_dir_vector): Ditto.
12917 (compute_data_dependences_for_loop): Use depth, not loop number.
12918 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12919 number. Pass in loops, instead of loop numbers.
12920 (gather_interchange_stats): Ditto.
12921 (linear_transform_loops): Ditto.
12923 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12926 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12927 biv_fits_mode_p, extension_within_bounds_p): New functions.
12928 (check_ext_dependent_givs): Use them.
12930 2005-01-06 Roger Sayle <roger@eyesopen.com>
12932 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12933 more than one barrier, in which case we should delete them all.
12935 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12937 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12939 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12941 Fix PR middle-end/19286
12943 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12944 output this subprogram, simply ignore this attempt to do it again.
12945 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12946 origin attribute if it's not possible.
12947 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12948 (decls_for_scope): Ditto.
12949 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12950 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12952 2005-01-05 Richard Henderson <rth@redhat.com>
12955 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12956 (bdesc_2arg): Use it.
12957 (ix86_expand_binop_builtin): Force operands into registers
12959 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12960 ix86_expand_sse_compare, ix86_expand_sse_comi,
12961 ix86_expand_builtin): Likewise.
12963 2005-01-05 Richard Henderson <rth@redhat.com>
12965 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12967 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12968 (mulv4hi3): Set itanium_class mmmul.
12969 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12970 (fpack): Rename from fpack_sfsf.
12972 2005-01-05 Richard Henderson <rth@redhat.com>
12975 * reload1.c (do_input_reload): Restrict the optimization deleteing
12976 a previous output reload to RELOAD_FOR_INPUT.
12978 2005-01-05 Steven Bosscher <stevenb@suse.de>
12980 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12981 comment that we fall through after case.
12982 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12983 (distribute_links): Likewise.
12984 * cse.c (cse_insn): Likewise.
12985 * cselib.c (cselib_invalidate_mem): Likewise.
12986 * df.c: Update comments at the top of the file.
12987 (read_modify_subreg_p): Update comments here too.
12988 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12989 * flow.c (mark_set_1): Likewise.
12990 (mark_used_regs): Likewise.
12991 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12992 (canon_list_insert): Likewise.
12993 (mark_set): Likewise.
12994 (try_replace_reg): Likewise.
12995 (store_killed_in_insn): Likewise.
12996 * loop.c (count_one_set): Likewise.
12997 (basic_induction_var): Likewise.
12998 * postreload-gcse.c (find_mem_conflicts): Likewise.
12999 * postreload.c (reload_combine_note_store): Likewise.
13000 (move2add_note_store): Likewise.
13001 * reload.c (find_equiv_reg): Likewise.
13002 (mark_referenced_resources): Likewise.
13003 * rtlanal.c (set_noop_p): Likewise.
13004 (note_stores): Likewise.
13005 (note_uses): Likewise.
13006 * sched-deps.c (sched_analyze_1): Likewise.
13007 * sched-rgn.c (check_live_1): Likewise.
13008 (update_live_1): Likewise.
13009 * config/i860/i860.c: Likewise.
13011 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13013 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13015 * doc/rtl.texi: Update documentation for bit-fields and SET.
13017 2005-01-05 Roger Sayle <roger@eyesopen.com>
13019 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13021 2005-01-05 Jan Hubicka <jh@suse.cz>
13022 Richard Henderson <rth@redhat.com>
13025 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13028 2005-01-05 Richard Henderson <rth@redhat.com>
13031 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13032 (sse_shufps): Change operand 3 to const_int_operand.
13033 (sse2_storelps): Fix typo in template.
13034 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13035 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13036 (ix86_expand_builtin): Likewise.
13038 2005-01-05 Julian Brown <julian@codesourcery.com>
13040 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13041 as aggregates for AAPCS ABIs.
13043 2005-01-05 Stan Shebs <shebs@apple.com>
13045 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13046 Mach-O getters if ppc64.
13047 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13049 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13050 signed four-byte field for global code case.
13051 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13053 2005-01-05 Roger Sayle <roger@eyesopen.com>
13055 PR middle-end/19100
13056 * c-common.c: Include real.h.
13057 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13058 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13059 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13060 * Makefile.in (c-common.o): Update dependencies.
13062 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13064 * c-parse.in (asm_string): Add trailing semicolon.
13066 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13068 * c-parse.in (asm_string): New. Don't allow wide strings in
13070 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13071 asm_string instead of STRING.
13073 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13075 * c-typeck.c (constructor_no_implicit): Remove.
13076 (set_designator, process_init_element): Don't check
13077 constructor_no_implicit.
13079 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13080 Kaz Kojima <kkojima@gcc.gnu.org>
13083 * lcm.c (create_pre_exit): New.
13084 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13085 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13087 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13089 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13090 -msoft-float in target_float_switch.
13091 * arm.c (arm_override_options): Fix processing of target_float_switch.
13093 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13095 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13098 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13100 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13101 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13103 2005-01-04 Roger Sayle <roger@eyesopen.com>
13105 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13106 if deleting the then-block allows the test-block to fallthru to the
13109 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13112 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13113 after the full declaration if the are in two different TUs.
13115 2005-01-04 Richard Henderson <rth@redhat.com>
13118 * tree-sra.c (generate_one_element_init): Just
13119 call gimplify_and_add.
13120 (generate_element_init): Record the
13121 new referenced variables and mark them for renaming
13122 and split out to ...
13123 (generate_element_init_1): This.
13124 (scalarize_init): Don't call push_gimplify_context/
13125 pop_gimplify_context.
13127 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13129 * toplev.c (get_src_pwd): Handle failure of getpwd().
13131 2005-01-04 Roger Sayle <roger@eyesopen.com>
13133 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13135 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13136 all the cases handled by it are inverted by invert_truthvalue.
13138 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13140 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13141 (save_register_windowsi): Likewise.
13143 2005-01-04 Richard Henderson <rth@redhat.com>
13145 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13147 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13149 PR middle-end/17767
13150 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13151 any simplifications of vector mode comparison operators.
13152 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13154 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13155 Devang Patel <dpatel@apple.com>
13157 PR tree-optimization/18308
13158 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13159 the operands before creating a new expression.
13160 * dojump.c (do_jump): Make drop_through_label available
13161 for all cases. Add expansion of COND_EXPR.
13163 2005-01-04 Ira Rosen <irar@il.ibm.com>
13165 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13166 INTEGER_CST instead of TREE_CONSTANT.
13167 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13168 instead of TREE_CONSTANT.
13169 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13170 instead of TREE_CONSTANT.
13172 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13174 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13176 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13179 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13180 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13182 2005-01-03 Richard Henderson <rth@redhat.com>
13184 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13185 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13186 fold_convert_const_real_from_real): Split out from ...
13187 (fold_convert_const): ... here.
13189 2005-01-03 Richard Henderson <rth@redhat.com>
13192 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13193 (mov<MMXMODEI>_internal): Likewise.
13194 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13195 Add V2SF case; use it for SSE1; don't use TI.
13196 (movdf_integer): Likewise.
13197 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13199 2005-01-03 Ira Rosen <irar@il.ibm.com>
13201 * tree-vectorizer.c (vect_strip_conversions): New function.
13202 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13203 check for binary class.
13205 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13209 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13211 * gimple-low.c (mark_blocks_with_used_vars): New function.
13212 (mark_blocks_with_used_subblocks): Ditto.
13213 (mark_used_blocks): Ditto.
13214 (pass_mark_used_blocks): New pass.
13215 * tree-inline.c: Include debug.h.
13216 (expand_call_inline): Call outlining_inline_function here.
13217 * tree-optimize.c (init_tree_optimization_passes): Add
13218 pass_mark_used_blocks.
13219 * tree-pass.h (pass_mark_used_blocks): New.
13220 * Makefile.in (tree-inline.o): Add debug.h dependency.
13222 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13224 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13225 VAR_DECLs to have weak_import attribute.
13227 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13230 2004-01-03 Steven Bosscher <stevenb@suse.de>
13232 * passes.c (rest_of_compilation): Don't run regmove if only
13233 flag_expensive_optimizations, require flag_regmove instead.
13235 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13237 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13239 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13240 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13241 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13242 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13244 2005-01-03 Richard Henderson <rth@redhat.com>
13246 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13247 (ia64_const_ok_for_letter_p): New.
13248 (ia64_const_double_ok_for_letter_p): New.
13249 (ia64_extra_constraint): New.
13250 (ia64_expand_vecint_compare): New.
13251 (ia64_expand_vcondu_v2si): New.
13252 (ia64_expand_vecint_cmov): New.
13253 (ia64_expand_vecint_minmax): New.
13254 (ia64_print_operand): Add 'v'.
13255 (ia64_preferred_reload_class): New.
13256 (ia64_vector_mode_supported_p): New.
13257 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13258 (PREFERRED_RELOAD_CLASS): Move to function.
13259 (CONST_OK_FOR_LETTER_P): Move to function.
13260 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13261 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13262 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13263 (EXTRA_CONSTRAINT): Move to function.
13264 * config/ia64/ia64.md: Include vect.md.
13265 (itanium_class): Add mmalua.
13267 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13269 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13270 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13272 (const_int_2bit_operand): New.
13273 (fr_reg_or_0_operand): New.
13274 * config/ia64/ia64-modes.def: Add vector modes.
13275 * config/ia64/ia64-protos.h: Update.
13276 * config/ia64/vect.md: New file.
13278 2005-01-03 Richard Henderson <rth@redhat.com>
13280 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13282 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13285 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13287 (log1pdf2): Change mode of operands[0,1] to DFmode.
13289 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13291 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13292 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13293 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13294 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13295 SPARC_RELAXED_ORDERING.
13297 2005-01-03 Richard Henderson <rth@redhat.com>
13298 Uros Bizjak <uros@kss-loka.si>
13301 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13302 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13303 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13305 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13306 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13307 const_pow2_1_to_128_operand): New predicates.
13309 2005-01-02 Greg McGary <greg@mcgary.org>
13311 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13313 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13314 object. [ptr_type]: Remove unused variable.
13315 Remember nearest addressable array-element or record-component
13316 when checking bitfield components. Tolerate empty BIND_EXPR.
13318 2005-01-01 Richard Henderson <rth@redhat.com>
13320 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13321 that don't narrow the value. Fail for other conversions.
13323 2005-01-01 Richard Henderson <rth@redhat.com>
13326 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13327 * c-lang.c (finish_file): Don't do it here.
13328 * objc/objc-act.c (objc_finish_file): Likewise.
13330 * cgraph.c (decl_assembler_name_equal): New.
13331 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13332 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13333 * cgraph.h (struct cgraph_varpool_node): Add next.
13334 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13335 * varasm.c (assemble_alias): Mark the target as needed.
13337 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13339 PR middle-end/19221
13340 * function.c (get_arg_pointer_save_area): Use entry_of_function
13341 instead of get_insns.
13343 2005-01-01 Roger Sayle <roger@eyesopen.com>
13344 Andrew Pinski <pinskia@physics.uc.edu>
13345 James E. Wilson <wilson@specifixinc.com>
13347 PR rtl-optimization/12092
13348 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13351 2005-01-01 Roger Sayle <roger@eyesopen.com>
13352 Olivier Hainque <hainque@act-europe.fr>
13354 * tree.c (int_fits_type_p): A narrower type always fits in a
13355 wider one, except for negative values into unsigned types.
13357 2005-01-01 Roger Sayle <roger@eyesopen.com>
13359 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13360 with the original constant rather than require TREE_OVERFLOW.
13362 2005-01-01 Steven Bosscher <stevenb@suse.de>
13364 PR middle-end/17544
13365 * c-decl.c (finish_function): If compiling C99, annotate the
13366 compiler generated return with the current file name and line 0.
13367 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13368 the source line is greater than 0.
13369 (remove_bb): Likewise.