f29d6a2fa1c68dcacfb9902f72dd56a0ecaeabc8
[gcc.git] / gcc / ChangeLog
1 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2
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
33
34 2005-04-22 David Edelsohn <edelsohn@gnu.org>
35
36 PR target/20813
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
41 TARGET_XL_COMPAT.
42 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
43
44 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
45
46 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
47 (gcc_tree_to_linear_expression): Convert to heap allocated
48 vectors.
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.
56
57 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
58
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.
67
68 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
69
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.
82
83 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
84
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
119 profiler.
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.
125
126 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
127
128 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
129 (decl).
130
131 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
132
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.
156
157 2005-04-22 Jan Hubicka <jh@suse.cz>
158
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
176 * ipa.c: New file.
177 * ipa-inline.c: New file.
178
179 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
180
181 * doc/invoke.texi (SPARC options): Document that -mapp-regs
182 is turned off by default on Solaris.
183
184 2005-04-21 Roger Sayle <roger@eyesopen.com>
185
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.
192
193 2005-04-21 Geoffrey Keating <geoffk@apple.com>
194
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.
204 (rlwinm): Give name.
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.
218
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.
222
223 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
224
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.
230 * tree.h: Likewise.
231 * vec.h: Likewise.
232 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
233
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.
257
258 * tree-ssa-operands.c (verify_abort): Fold into ..
259 (verify_imm_links): ... here.
260
261 2005-04-21 Richard Henderson <rth@redhat.com>
262
263 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
264 on non-memory operand for previous inversion.
265
266 2005-04-21 Devang Patel <dpatel@apple.com>
267
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.
272
273 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
274
275 * optabs.c (gen_conditional_trap): Restore #define.
276
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.
314
315 2005-04-21 Alan Modra <amodra@bigpond.net.au>
316 Fariborz Jahanian <fjahanian@apple.com>
317
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.
322
323 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
324
325 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
326 comment typos.
327
328 2005-04-21 Jan Hubicka <jh@suse.cz>
329
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
341 for IPA pass.
342 * tree-pass.h (TODO_dump_cgraph): New macro.
343 (ipa_passes): Declare.
344 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
345
346 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
347
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.
378
379 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
380
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.
394
395 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
396
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.
403 (VEC): Likewise.
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.
411
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
476 VEC(alias_pair,gc).
477 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
478
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.
483
484 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
485
486 PR/20742
487 * Makefile.in (tree-chrec.o): Depend on params.h.
488 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
489 default value 20.
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
495 given expression.
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.
500
501 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
502
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.
568
569 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
570
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.
633
634 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
635
636 PR tree-optimization/14846
637 * fold-const.c (fold_single_bit_test_into_sign_test): New,
638 split out from ...
639 (fold_single_bit_test): ... here.
640 (fold_binary): Call fold_single_bit_test_into_sign_test
641 instead of fold_single_bit_test.
642
643 2005-04-20 James E Wilson <wilson@specifixinc.com>
644
645 PR c++/20805
646 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
647 is another declaration.
648
649 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
650
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.
670
671 2005-04-20 Ian Lance Taylor <ian@airs.com>
672
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.
679
680 2005-04-20 Richard Henderson <rth@redhat.com>
681
682 PR target/21100
683 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
684
685 2005-04-20 Jeff Law <law@redhat.com>
686
687 * reload1.c (reload): Ignore equivalences between pseudos and
688 read only memory.
689
690 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
691
692 PR c/12913
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
702 declarations.
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
716 type.
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.
723
724 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
725
726 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
727 conditional_replacement, value_replacement, abs_replacement,
728 minmax_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.
733
734 * tree-ssa-phiopt.c: Fix comments.
735
736 2005-04-20 Michael Matz <matz@suse.de>
737
738 PR20973
739 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
740 pseudos.
741
742 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
743
744 * tree-ssa-phiopt.c: Fix comment typos.
745
746 PR tree-optimization/21116
747 * tree-ssa-phiopt.c: Fix a typo.
748
749 2005-04-19 Richard Henderson <rth@redhat.com>
750
751 * builtins.c (expand_builtin_sync_operation): Revert last change.
752 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
753 not vs new 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
759 compare-and-swap.
760
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
766 memory value.
767 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
768 memory barrier.
769
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.
773
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.
783
784 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
785
786 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
787 ~X or ~Y simplify.
788
789 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
790
791 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
792
793 2005-04-20 Michael Pogue <michael.pogue@sun.com>
794 Joseph S. Myers <joseph@codesourcery.com>
795
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.
799
800 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
801
802 * tree-ssa-phiopt.c: Update a comment about the pass.
803
804 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
805
806 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
807 config/mcore/mcore.c: Fix comment typos.
808
809 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
810
811 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
812 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
813
814 2005-04-19 Paul Brook <paul@codesourcery.com>
815
816 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
817
818 2005-04-19 Andrew Haley <aph@redhat.com>
819
820 PR java/21022
821 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
822 looking at a field's bitpos.
823
824 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
825
826 * system.h (fopen, fdopen, freopen): Define these to the unlocked
827 libiberty functions.
828
829 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
830
831 PR tree-optimization/21096
832 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
833
834 2005-04-19 Alan Modra <amodra@bigpond.net.au>
835
836 PR target/21098
837 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
838 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
839
840 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
841
842 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
843 refers to the function being dumped.
844
845 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
846
847 * varasm.c (assemble_start_function): Remove reset of in_section.
848
849 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
850
851 PR tree-optimization/21085
852 * fold-const (fold_binary): Don't change X % -C to X % C if C has
853 overflowed.
854
855 2005-04-19 Ben Elliston <bje@au.ibm.com>
856
857 * doc/invoke.texi (Optimize Options): Refer to the correct
858 optimisation flag -ftree-dominator-opts, not -ftree-dom.
859
860 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
861
862 * config/rs6000/rs6000.c (machopic_output_stub): Increase
863 alloca argument to be big enough.
864
865 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
866
867 PR middle-end/21049
868 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
869 cfun->cfg are NULL.
870
871 2005-04-18 Tom Tromey <tromey@redhat.com>
872
873 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
874 typo.
875
876 2005-04-18 Richard Henderson <rth@redhat.com>
877
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.
890 (ev5_ld_l): New.
891 * config/alpha/ev6.md (ev6_ild): Add ld_l.
892 (ev6_ist): Add st_c.
893 (ev6_mb): New.
894 * config/alpha/sync.md: New file.
895
896 2005-04-18 Richard Henderson <rth@redhat.com>
897
898 * builtins.c (expand_builtin_sync_operation): Fold nand to and
899 for constants.
900
901 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
902
903 2005-04-18 Devang Patel <dpatel@apple.com>
904
905 * config/rs6000/atlivec.md (mulv4si3): New pattern.
906
907 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
908
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.
912
913 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
914
915 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
916 unsigned int.
917 (emergency_labeled_state_free): Likewise.
918
919 2005-04-18 Nick Clifton <nickc@redhat.com>
920
921 * config/h8300/h8300.md (jump): Remove prescan parameter from
922 calls to final_scan_insn.
923
924 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
925 parameter from calls to final_scan_insn.
926
927 * config.gcc (m68hc12): Use the m68hc11.opt file for target
928 specific options.
929 (v850e, v850e1): Use the v850.opt file for target specific
930 options.
931
932 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
933
934 PR tree-optimization/21001
935 * tree-optimize.c (init_tree_optimization_passes): Move the
936 first pass_forwprop immediately before pass_vrp.
937
938 2005-04-17 Ian Lance Taylor <ian@airs.com>
939
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
946 case.
947 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
948 cases.
949 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
950 ALIGNOF_EXPR cases.
951
952 2005-04-17 Ian Lance Taylor <ian@airs.com>
953
954 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
955
956 2005-04-17 Richard Henderson <rth@redhat.com>
957
958 * config/alpha/alpha.c (va_list_skip_additions): Only define if
959 TARGET_ABI_OSF.
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
963 field.
964 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
965 saved va_list_gpr_size and va_list_fpr_size.
966
967 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
968
969 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
970 both pointers or both integers.
971
972 * tree-vrp.c (maybe_add_assert_expr): Don't assert
973 ASSERT_EXPRs for single-use variable.
974
975 * tree-into-ssa.c: Fix a comment typo.
976
977 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
978
979 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
980 -mipsN before forcing a default of -mips2.
981
982 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
983
984 * predict.h (IS_TAKEN): Remove.
985 * rtl.h (NOTE_PREDICTION): Likewise.
986
987 * modulo-sched.c (CFG_HOOKS): Remove.
988
989 * c-parser.c (N_C_TTYPES): Remove.
990
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.
998
999 2005-04-17 Richard Henderson <rth@redhat.com>
1000
1001 PR target/20375
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
1005 6 named arguments.
1006
1007 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1008
1009 PR middle-end/21024
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
1015 type mismatches.
1016
1017 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1018
1019 2005-04-16 Richard Henderson <rth@redhat.com>
1020
1021 PR target/21051
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.
1025
1026 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1027
1028 PR target/20126
1029 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1030 (const)).
1031
1032 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1033 comment.
1034
1035 2005-04-16 Roger Sayle <roger@eyesopen.com>
1036 Steven Bosscher <stevenb@suse.de>
1037
1038 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1039 (fold_unary_to_constant): Likewise.
1040
1041 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1042
1043 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1044 PROP_ASM_SCAN.
1045
1046 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1047
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.
1052
1053 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1054
1055 PR middle-end/20491
1056 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1057 falling through from SUBREG case to REG.
1058
1059 2005-04-15 Roger Sayle <roger@eyesopen.com>
1060
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.
1065
1066 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1067
1068 * gthr-posix.c (pthread_cancel): Define.
1069 (pthread_mutexattr_init): Likewise.
1070 (pthread_mutexattr_settype): Likewise.
1071 (pthread_mutexattr_destroy): Likewise.
1072
1073 2005-04-15 David S. Miller <davem@davemloft.net>
1074
1075 PR target/20673
1076 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1077
1078 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1079
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.
1084
1085 2005-04-15 Dave Korn <dave.korn@artimi.com>
1086
1087 * gcc.c (default_compilers): Clarify obscure error message when
1088 reading from standard input.
1089
1090 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1091
1092 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1093 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1094
1095 * tree-ssa-alias.c (init_alias_info): Remove a call to
1096 get_stmt_operands.
1097
1098 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1099
1100 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1101 of non-virtual PHI nodes like we use to.
1102
1103 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1104
1105 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1106 (attr_copy_rtx): Do not use it.
1107
1108 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1109
1110 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1111
1112 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1113
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.
1117
1118 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1119
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.
1124
1125 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1126
1127 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1128
1129 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1130
1131 PR tree-optimization/20936.
1132 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1133
1134 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1135
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.
1141
1142 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1143
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.
1149
1150 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1151
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.
1161
1162 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1163
1164 PR middle-end/20739
1165 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1166 e.g. cv-qualification conversions.
1167
1168 2005-04-14 Mike Stump <mrs@apple.com>
1169
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.
1173
1174 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1175
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.
1179
1180 2004-04-14 Richard Henderson <rth@redhat.com>
1181
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.
1199
1200 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1201 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1202
1203 2004-04-14 Richard Henderson <rth@redhat.com>
1204
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.
1217
1218 2004-04-14 Richard Henderson <rth@redhat.com>
1219
1220 PR middle-end/14311
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.
1303
1304 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1305
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.
1310
1311 2005-04-14 Richard Henderson <rth@redhat.com>
1312
1313 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1314 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1315 register.
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.
1321
1322 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1323
1324 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1325 refer to 4.0.
1326
1327 2005-04-14 Julian Brown <julian@codesourcery.com>
1328
1329 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1330 link failures on ppc64 Linux.
1331
1332 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1333
1334 * config.gcc: Set cpu_type for s390.
1335
1336 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1337
1338 Fix PR tree-optimization/20963
1339 * tree-ssa-pre.c (compute_avail): Remove special case for
1340 TREE_INVARIANT.
1341 (create_expression_by_pieces): Add value numbers for forced out
1342 statements.
1343
1344 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1345
1346 * config/cris/cris.md: Replace references to (reg:SI 16) with
1347 (reg:SI CRIS_SRP_REGNUM).
1348
1349 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1350
1351 PR tree-optimization/20657
1352 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1353 create an appropriate range from it.
1354
1355 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1356
1357 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1358 <UNSPEC_FIST_CEIL> case.
1359
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.
1371
1372 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1373
1374 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1375 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1376
1377 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1378
1379 PR target/20927
1380 * config/s390/s390-modes.def: Define TFmode.
1381
1382 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1383
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.
1388
1389 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1390
1391 * simplify-rtx.c (simplify_binary_operation_1): Return
1392 scalar or vector of constant 0, depending on the xor's
1393 mode.
1394
1395 2005-04-13 Dale Johannesen <dalej@apple.com>
1396
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.
1404
1405 2005-04-13 Devang Patel <dpatel@apple.com>
1406
1407 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1408 temp variables.
1409
1410 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1411
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
1416 stdarg_regs.
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
1425 post-increment.
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
1432 be saved.
1433 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1434 CRIS_UNSPEC_GOT.
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.
1442
1443 * config/cris/cris.md ("epilogue"): Conditionalize on
1444 TARGET_PROLOGUE_EPILOGUE.
1445
1446 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1447
1448 PR target/20924
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.
1456
1457 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1458
1459 PR tree-optimization/20913
1460 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1461
1462 PR tree-optimization/20702
1463 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1464 dominator children that haven't been walked into.
1465
1466 2005-04-13 Julian Brown <julian@codesourcery.com>
1467
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
1470 is true.
1471
1472 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1473
1474 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1475 config/i386/sse.md: Fix comment typos.
1476
1477 * genattrtab.c (NULL_ATTR): Remove.
1478 * ifcvt.c (NULL_EDGE): Likewise.
1479
1480 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1481
1482 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1483 NOTE_PREDICT): Remove.
1484
1485 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1486
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.
1491
1492 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1493
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.
1527
1528 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1529
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).
1534
1535 2005-04-13 Matt Thomas <matt@3am-software.com>
1536
1537 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1538 defining.
1539
1540 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1541
1542 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1543
1544 * cgraphunit.c (INSNS_PER_CALL): Remove.
1545
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):
1550 New.
1551 (tree_ssa_forward_propagate_single_use_vars): Call
1552 forward_propagate_into_cond for each COND_EXPR.
1553
1554 * tree-inline.c (INSNS_PER_STMT): Remove.
1555
1556 2005-04-12 Richard Henderson <rth@redhat.com>
1557
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.
1570
1571 2005-04-12 Jeff Law <law@redhat.com>
1572
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.
1583
1584 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1585
1586 PR target/20670
1587 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1588
1589 2005-04-12 Caroline Tice <ctice@apple.com>
1590
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.
1598
1599 2005-04-12 Steven Bosscher <stevenb@suse.de>
1600 Stuart Hastings <stuart@apple.com>
1601 Jan Hubicka <jh@suse.cz>
1602
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
1619 argument.
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
1626 here...
1627 (cfg_layout_finalize) ... and don't free it here.
1628 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1629 garbage collected.
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.
1638
1639 2005-04-12 Caroline Tice <ctice@apple.com>
1640
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.
1677
1678 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1679
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.
1682
1683 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1684
1685 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1686
1687 PR middle-end/20917
1688 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1689 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1690
1691 2004-04-12 Richard Henderson <rth@redhat.com>
1692
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.
1697
1698 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1699
1700 PR mudflap/19266
1701 From Richard Henderson <rth@redhat.com>:
1702 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1703 splitting logic.
1704
1705 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1706
1707 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1708
1709 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1710
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.
1721
1722 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1723
1724 * tree-vect-transform.c: Fix comment typos.
1725
1726 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1727
1728 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1729 split critical edges when not possible/profitable.
1730
1731 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1732
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
1741 MASK_NO_BITFIELD.
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.
1745
1746 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1747
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.
1771
1772 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1773
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):
1791 Define.
1792
1793 2005-04-11 Devang Patel <dpatel@apple.com>
1794
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
1804 rename ...
1805 * tree-vectorizer.c (vect_loops_num): ... new name.
1806 * tree-vectorizer.h (vect_loops_num): New.
1807
1808 2005-04-11 Devang Patel <dpatel@apple.com>
1809
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.
1818
1819 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1820
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.
1824
1825 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1826 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1827
1828 * dwarf2out.c (output_line_info): Don't try to dereference
1829 a NULL current_function_decl.
1830
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
1834 OS uses for it.
1835
1836 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1837
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
1841 variables ...
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.
1847
1848 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1849
1850 PR/17092
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
1855 _unlocked function.
1856 (fwrite_unlocked): Fix prototype.
1857
1858 * configure, config.in: Regenerate.
1859
1860 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1861
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.
1867
1868 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1869
1870 Fix PR tree-optimization/20926
1871
1872 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1873
1874 2005-04-11 Devang Patel <dpatel@apple.com>
1875
1876 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1877 operand ordering.
1878
1879 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1880
1881 * fold-const.c (fold_binary_op_with_conditional_arg):
1882 use fold_buildN instead of "fold (buildN" in some
1883 non obvious places.
1884 (fold_unary): Likewise.
1885 (fold_binary): Likewise.
1886
1887 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1888
1889 Fix PR tree-optimization/20612
1890 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1891 handling
1892 (perfect_nestify): preheaderbb is *not* part of loop of the
1893 old destination.
1894
1895 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1896
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.
1901
1902 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1903
1904 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1905 * config/sparc/sparc.h: Likewise.
1906 * config/sparc/sparc.md: Likewise.
1907
1908 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1909
1910 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1911
1912 * tree-vrp.c: Fix a comment typo.
1913
1914 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1915
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.
1922
1923 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1924
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.
1945
1946 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1947
1948 * tree-complex.c (expand_vector_operations): Call
1949 update_stmt_if_modified.
1950
1951 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1952
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.
1957
1958 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1959
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
1980 BUILT_IN_LLCEIL.
1981
1982 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1983
1984 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1985 zero.
1986
1987 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1988
1989 * config/arm/arm.c: Fix a comment typo.
1990 * doc/tree-ssa.texi: Fix a typo.
1991
1992 2005-04-10 Steven Bosscher <stevenb@suse.de>
1993
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):
2008 Likewise.
2009 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2010 one_cprop_pass calls.
2011
2012 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2013
2014 * combine.c (combine_simplify_rtx): Remove a transformation that
2015 relies on an invalid assumption about rtl sign-extension semantics.
2016
2017 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2018
2019 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2020 to build_int_cst_wide.
2021
2022 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2023
2024 PR target/20126
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.
2031
2032 2005-04-09 Caroline Tice <ctice@apple.com>
2033
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
2051 hot/cold labels.
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.
2100
2101 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2102
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.
2118
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.
2125
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.
2132
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.
2137
2138 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2139
2140 PR target/20795
2141 * config/i386/i386.c (construct_container): Pass empty aligned
2142 struct, union or class in memory.
2143
2144 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2145
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.
2150
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.
2155
2156 2005-04-09 Jan Hubicka <jh@suse.cz>
2157 Steven Bosscher <stevenb@suse.de>
2158
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.
2162 (unloop): Likewise.
2163 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2164 * tree-cfg.c (dump_cfg_status): Likewise.
2165
2166 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2167
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.
2173
2174 2005-04-09 Jan Hubicka <jh@suse.cz>
2175
2176 Forgotten hunk from my last merge patch:
2177 * final.c (output_addr_const): Do not call mark_referenced.
2178
2179 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2180
2181 * doc/tree-ssa.texi: Add immediate use documentation.
2182
2183 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2184
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.
2198
2199 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2200
2201 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2202 of 'const_double_operand' in operand 2 constraints. Update enable
2203 condition.
2204
2205 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2206
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
2230 BUILT_IN_LLFLOOR.
2231
2232 2005-04-08 Ian Lance Taylor <ian@airs.com>
2233
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.
2265
2266 2005-04-08 Devang Patel <dpatel@apple.com>
2267
2268 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2269 While selecting replacement condition pay attention to loop header.
2270
2271 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2272
2273 Merge from tree-cleanup-branch: VRP, store CCP, store
2274 copy-prop, incremental SSA updating of FUD chains and
2275 newly exposed symbols.
2276
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
2304 users.
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
2327 ASSERT_EXPR.
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
2336 interesting_blocks.
2337 (enum rewrite_mode): Declare.
2338 (REGISTER_DEFS_IN_THIS_STMT): Define.
2339 (compute_global_livein): Use last_basic_block instead of
2340 n_basic_blocks.
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.
2345 (is_old_name): New.
2346 (is_new_name): New.
2347 (repl_map_hash): New.
2348 (repl_map_eq): 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'.
2358 Add documentation.
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
2367 normal form.
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
2378 'blocks'.
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'.
2383 Make internal.
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.
2400 Update all users.
2401 (init_tree_optimization_passes): Replace
2402 pass_redundant_phi with pass_copy_prop.
2403 Add pass_vrp.
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):
2419 Declare.
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
2431 first one.
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
2464 into DO_STORE_CCP.
2465 (do_ssa_ccp): New.
2466 (pass_ccp): Use 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,
2474 copy it.
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
2490 rewrite_into_ssa.
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
2512 symbols.
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):
2522 Declare.
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.
2543
2544 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2545
2546 PR target/20814
2547 * config/rs6000/predicates.md (altivec_register_operand): Accept
2548 SUBREG.
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.
2552
2553 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2554
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.
2559
2560 2005-04-08 Mike Stump <mrs@apple.com>
2561
2562 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2563
2564 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2565 instead of 4.
2566
2567 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2568
2569 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2570
2571 * function.c (push_function_context_to): Don't set
2572 contains_functions.
2573 * function.h (function): Remove contains_functions.
2574 (current_function_contains_functions): Remove.
2575
2576 * function.h (function): Remove instrument_entry_exit.
2577 (current_function_instrument_entry_exit): Remove.
2578
2579 * function.h (nonlocal_labels): Remove.
2580
2581 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2582
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
2586 unsigned_p.
2587 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2588 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2589 (ATTR_STATIC): Adjust the value.
2590
2591 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2592
2593 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2594
2595 * config/s390/tpf.h (ASM_SPEC): Define.
2596
2597 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2598
2599 * tree-flow.h: Remove the prototype for
2600 redirect_immediate_uses.
2601 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2602
2603 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2604
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.
2608
2609 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2610
2611 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2612
2613 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614
2615 * system.h: Revert last change.
2616
2617 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2618
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.
2626
2627 2005-04-08 Ben Elliston <bje@au.ibm.com>
2628
2629 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2630 * config/fp-bit.h: Tidy comments.
2631
2632 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2633
2634 * system.h: Poison PARAMS.
2635
2636 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2637
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.
2643
2644 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2645
2646 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2647
2648 2005-04-07 Ian Lance Taylor <ian@airs.com>
2649
2650 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2651 define.
2652 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2653 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2654 Likewise.
2655
2656 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2657
2658 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2659 all immediate uses in PHI nodes.
2660
2661 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2662
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
2681 constraints.
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.
2686
2687 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2688
2689 PR target/20093
2690 * simplify-rtx.c (simplify_unary_operation_1): Check
2691 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2692
2693 2005-04-06 James E Wilson <wilson@specifixinc.com>
2694
2695 PR target/20717
2696 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2697 ADDR_EXPR.
2698
2699 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2700
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.
2707
2708 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2709
2710 PR other/20792
2711 * Makefile.in (gcc.pot): Remove options.c dependency.
2712 * optc-gen.awk: Don't quote help strings with N_().
2713
2714 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2715
2716 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2717 the function returns a pointer type.
2718
2719 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2720
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
2730 only implicit uses.
2731 Sort the field list by offset and avoid creating duplicate SFT's.
2732
2733 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2734
2735 * c.opt (-F): Remove trailing whitespace from help string.
2736 (-finput-charset): Use a tab to separate the switch name and help
2737 string.
2738 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2739 (-ftree-vectorizer-verbose): Likewise.
2740
2741 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2742
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.
2745
2746 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2747
2748 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2749 scope.
2750
2751 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2752
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.
2756
2757 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2758
2759 * doc/install.texi: Update the URL for Jacks.
2760 * doc/sourcebuild.texi: Likewise.
2761
2762 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2763
2764 PR target/17245
2765 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2766 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2767
2768 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2769
2770 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2771
2772 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2773
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
2787 TARGET_NO_APP_REGS.
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.
2793
2794 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2795
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.
2808
2809 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2810
2811 PR target/17824
2812 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2813
2814 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2815
2816 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2817 split_loop_exit_edge instead of loop_split_edge_with.
2818
2819 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2820
2821 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2822 UNSPEC_SET_VSCR): New constants, used throughout.
2823 (*andc3_v4sf): New.
2824 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2825 Replace with...
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
2829 define_expands.
2830
2831 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2832
2833 PR target/17822
2834 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2835
2836 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2837
2838 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2839
2840 2005-04-06 Ben Elliston <bje@au.ibm.com>
2841
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.
2845
2846 2005-04-06 Ben Elliston <bje@au.ibm.com>
2847
2848 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2849 -ftree-live_range_split. Perhaps renamed at some point?
2850
2851 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2852
2853 PR target/20625
2854 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2855 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2856
2857 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2858
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.
2868
2869 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2870
2871 * doc/install.texi (Configuration): Document --with-java-home.
2872
2873 2005-04-05 Richard Henderson <rth@redhat.com>
2874
2875 PR target/20342
2876 PR target/20447
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.
2887
2888 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2889
2890 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2891
2892 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2893
2894 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2895
2896 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2897
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.
2903
2904 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2905 of -funit-at-a-time.
2906
2907 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2908
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
2919 in SSE registers.
2920
2921 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2922
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.
2926
2927 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2928
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.
2951 Ignore PHI nodes.
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
2965 the stmt pointer.
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
2975 variable.
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
2981 the use node.
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
2990 iteration.
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
3022 stmts.
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
3036 interface.
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
3047 update_stmt.
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
3051 use nodes.
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
3065 operands.
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
3078 use node.
3079 (struct vuse_operand_type): New struct.
3080 (SET_USE): Call set_ssa_use_from_ptr.
3081 (USE_STMT): Define.
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
3087 call free_df.
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
3100 was changed.
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
3104 free_df.
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.
3114 (PHI_DF): Delete.
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.
3119
3120 2005-04-05 Dale Johannesen <dalej@apple.com>
3121
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).
3126
3127 2005-04-05 Per Bothner <per@bothner.com>
3128
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.
3133
3134 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3135
3136 2005-04-05 Per Bothner <per@bothner.com>
3137
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
3141 before warning.
3142
3143 2004-04-05 Devang Patel <dpatel@apple.com>
3144
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
3150 operations.
3151
3152 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3153
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
3158 gen_lowpart_SUBREG.
3159 (gen_lowpart_no_emit_general): Use it.
3160
3161 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3162
3163 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3164 overriding.
3165
3166 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3167
3168 * system.h: Fix typo.
3169
3170 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3171
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
3188 these attributes.
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.
3193
3194 2005-04-05 Olivier Hainque <hainque@adacore.com>
3195
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
3201 former.
3202
3203 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3204
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.
3218
3219 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3220 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3221
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.
3225
3226 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3227
3228 PR target/20421
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.
3240
3241 2005-04-05 Ian Lance Taylor <ian@airs.com>
3242
3243 PR debug/9963
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
3250 identifier.
3251 * config/i386/i386-protos.h (i386_pe_record_external_function):
3252 Update declaration.
3253
3254 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3255
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.
3266
3267 2005-04-04 Roger Sayle <roger@eyesopen.com>
3268
3269 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3270
3271 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3272
3273 2005-04-04 Ian Lance Taylor <ian@airs.com>
3274
3275 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3276 switch_expr.
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.
3286
3287 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3288 Daniel Jacobowitz <dan@codesourcery.com>
3289
3290 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3291 trapping divide.
3292 * rtlanal.c (may_trap_p): Same.
3293
3294 2005-04-04 Dale Johannesen <dalej@apple.com>
3295
3296 * ChangeLog: remove reference to ChangeLog.12.
3297
3298 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3299
3300 CRIS epilogue as RTL.
3301 * config/cris/cris.md: Change all 0 in unspec 0 to
3302 CRIS_UNSPEC_PLT.
3303 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3304 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3305 patterns.
3306 ("return"): Change to define_expand. Call cris_expand_return for
3307 actual expansion.
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
3313 type.
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
3318 contents to...
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
3323 functions.
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
3331 saved.
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.
3336
3337 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3338
3339 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3340 gpr_or_int12_operand.
3341
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
3374 predicates.md.
3375 * config/frv/frv.h (PREDICATE_CODES): Remove.
3376 * config/frv/frv.md: Include predicates.md.
3377 * config/frv/predicates.md: New.
3378
3379 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3380
3381 PR target/19537
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.
3387
3388 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3389
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.
3403
3404 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3405 Diego Novillo <dnovillo@redhat.com>
3406
3407 Fix PR tree-optimization/20703
3408 Fix PR tree-optimization/20725
3409
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.
3421
3422 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3423
3424 * doc/invoke.texi (SPARC options): Document that
3425 -mlittle-endian is not supported on Linux either.
3426
3427 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3428
3429 PR target/4198
3430 PR target/12027
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.
3443
3444 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3445
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
3453 to s390.h.
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
3458 predicates.md.
3459 (check_mode): Remove.
3460 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3461 s390-protos.h.
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.
3466
3467 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3468
3469 PR target/20446
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.
3485
3486 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3487
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.
3513
3514 * config/mcore/predicates.md: Fix a comment typo.
3515
3516 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3517 Adrian Straetling <straetling@de.ibm.com>
3518
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"
3522 attribute.
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.
3528
3529 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3530
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.
3546
3547 2005-04-04 Ian Lance Taylor <ian@airs.com>
3548
3549 * config/arm/arm.c (replace_symbols_in_block): Remove static
3550 function.
3551
3552 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3553
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.
3565
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.
3569
3570 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3571 general_movsrc_operand.
3572
3573 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3574
3575 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3576 after freeing.
3577
3578 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3579
3580 PR target/14812
3581 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3582 a negated value.
3583
3584 2005-04-04 Richard Henderson <rth@redhat.com>
3585 Jakub Jelinek <jakub@redhat.com>
3586
3587 PR rtl-optimization/16104
3588 * fold-const.c (fold_unary): Fix folding of vector conversions.
3589
3590 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3591
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.
3595
3596 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3597
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.
3609
3610 2005-04-03 Roger Sayle <roger@eyesopen.com>
3611 Alexandre Oliva <aoliva@redhat.com>
3612
3613 PR c++/19199
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.
3618
3619 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620
3621 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3622 BUILT_IN_STRNCASECMP): New.
3623 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3624 and strndup.
3625
3626 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3627
3628 PR target/14812
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.
3635
3636 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3637 template.
3638
3639 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3640
3641 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3642 Fix comment typos.
3643
3644 * doc/install.texi: Fix a typo.
3645
3646 2005-04-03 Steven Bosscher <stevenb@suse.de>
3647
3648 PR middle-end/20648
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.
3652
3653 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3654
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.
3675
3676 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3677
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
3686 fixes.
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.
3692
3693 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3694
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
3706 bool.
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
3715 initialization.
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.
3721
3722 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3723
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.
3728
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
3741 predicates.md.
3742 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3743 * config/stormy16/stormy16.md: Include predicates.md.
3744 * config/stormy16/predicates.md: New.
3745
3746 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3747
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.
3756
3757 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3758
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
3779 of soft registers.
3780 * config/m68hc11/m68hc11.opt: New file.
3781
3782 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3783
3784 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3785 fp_displacement_operand, sp_displacement_operand.
3786
3787 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3788 m68hcc_auto_inc_p.
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
3798 extern.
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
3806 predicates.md.
3807 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3808 * config/m68hc11/m68hc11.md: Include predicates.md.
3809 * config/m68hc11/predicates.md: New.
3810
3811 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3812
3813 PR debug/19345
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.
3818
3819 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3820
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.
3826
3827 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3828
3829 PR middle-end/20491
3830 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3831
3832 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3833
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.
3837
3838 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3839
3840 * config/cris/cris.md (attribute "length"): Define.
3841
3842 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3843
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.
3850
3851 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3852
3853 PR 20650
3854 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3855 a register.
3856
3857 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3858 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3859
3860 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3861
3862 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3863
3864 2005-04-01 Ian Lance Taylor <ian@airs.com>
3865
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.
3870
3871 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3872
3873 * c-decl.c (validate_proto_after_old_defn): Look at
3874 TYPE_MAIN_VARIANT of argument types.
3875
3876 2005-04-01 Paul Brook <paul@codesourcery.com>
3877
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.
3883
3884 2005-04-01 Ian Lance Taylor <ian@airs.com>
3885
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
3888 proper position.
3889
3890 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3891
3892 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3893
3894 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3895
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.
3914
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
3921 gcc_assert.
3922
3923 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3924
3925 * tree-inline.c: Fix a typo.
3926
3927 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3928
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
3932 synonym for 'no'.
3933 * doc/install.texi (enable-checking): Update documentation.
3934 * configure: Rebuilt.
3935
3936 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3937
3938 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3939 possible.
3940
3941 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3942
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.
3948
3949 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3950
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.
3959
3960 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3961
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):
3965 Declare.
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.
3970
3971 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3972 Jan Hubicka <jh@suse.cz>
3973
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.
3979
3980 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3981
3982 PR c++/19406
3983 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3984 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3985 for FIELD_DECLs.
3986
3987 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3988
3989 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3990
3991 2005-04-01 James E Wilson <wilson@specifixinc.com>
3992
3993 PR c++/20505
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.
3998
3999 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4000
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
4010 typos.
4011
4012 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4013
4014 PR c/17855
4015 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4016 COND_EXPR and CALL_EXPR.
4017
4018 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4019
4020 PR target/20632
4021 * genautomata.c (first_cycle_unit_presence): Check all alternative
4022 states for unit presence.
4023
4024 * doc/md.texi: Remove remark about impossibility to query unit
4025 presence in non nondeterministic automaton state.
4026
4027 * config/ia64/ia64.c (get_template): Change order of unit querying.
4028
4029 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4030
4031 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4032 obsolete comment.
4033
4034 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4035
4036 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4037 flag for edges outside any loops.
4038
4039 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4040
4041 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4042
4043 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4044
4045 * tree-ssa-alias.c: Follow spelling conventions.
4046 * doc/tree-ssa.texi: Fix a typo.
4047
4048 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4049
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).
4053
4054 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4055
4056 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4057 expensive operations.
4058
4059 2005-03-31 Ian Lance Taylor <ian@airs.com>
4060
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
4072 callers.
4073 (do_tlink): Check lderrout as well as ldout.
4074
4075 2005-03-31 Caroline Tice <ctice@apple.com>
4076
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
4107 function.
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
4112 crossing edge.
4113 (partition_hot_cold_basic_blocks): Update function comment.
4114 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4115 condition.
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
4129 from consideration.
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
4155 dw_fde_struct.
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
4238 end labels.
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.
4250
4251 2005-03-31 Olivier Hainque <hainque@adacore.com>
4252
4253 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4254 defined and non-zero.
4255
4256 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4257
4258 PR c++/18644
4259 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4260 semantics.
4261
4262 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4263
4264 PR target/20611
4265 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4266 label operand. Remove (use (unspec..)). Don't emit a label on
4267 the offset word.
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.
4271
4272 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4273
4274 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4275 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4276
4277 2005-03-29 Devang Patel <dpatel@apple.com>
4278
4279 * tree-sra.c (decide_block_copy): Disable scalarization of
4280 sub-elements.
4281
4282 2005-03-30 Stuart Hastings <stuart@apple.com>
4283 Dale Johannesen <dalej@apple.com>
4284
4285 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4286 * print-tree.c (print_node): Add case STATEMENT_LIST.
4287
4288 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4289
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
4294 a 64-bit cpu.
4295
4296 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4297
4298 PR debug/20268
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.
4302
4303 2005-03-31 Jan Hubicka <jh@suse.cz>
4304
4305 2004-11-02 Jan Hubicka <jh@suse.cz>
4306
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.
4311
4312 2004-10-16 Jan Hubicka <jh@suse.cz>
4313
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
4317 unit-at-a-time.
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.
4325
4326 2004-10-11 Jan Hubicka <jh@suse.cz>
4327
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.
4343
4344 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4345
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
4351 variable.
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
4355 subvar should be.
4356
4357 2005-03-30 Richard Henderson <rth@redhat.com>
4358
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.
4363
4364 2005-03-30 Tom Tromey <tromey@redhat.com>
4365
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.
4379
4380 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4381
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
4387 int.
4388
4389 2005-03-30 Dale Johannesen <dalej@apple.com>
4390
4391 PR middle-end/19225
4392 * calls.c (expand_call): Flush pending deferrals before
4393 throwing call.
4394
4395 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4396
4397 PR c/772
4398 PR c/17913
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
4415 as undefinable.
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.
4421
4422 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4423
4424 PR c/20368
4425 * c-decl.c (start_function): Check for old_decl being
4426 error_mark_node.
4427
4428 2005-03-30 Ian Lance Taylor <ian@airs.com>
4429
4430 * final.c (final): Remove prescan parameter. Change all callers.
4431 (final_scan_insn): Remove prescan parameter. Change all callers.
4432
4433 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4434
4435 * tree-vectorizer.c: Fix comment typos.
4436
4437 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4438
4439 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4440 as soon as a chrec_dont_know is detected.
4441
4442 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4443
4444 Merge from csl-arm-branch.
4445 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4446
4447 * tlink.c (recompile_files): Do not assume that "rename" can
4448 overwrite an existing file.
4449
4450 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4451
4452 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4453 * gcc/configure: Regenerate.
4454
4455 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4456
4457 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4458
4459 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4460
4461 * calls.c (struct arg_data): Update "partial" comment.
4462 (load_register_parameters): Update "nregs" comment.
4463
4464 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4465
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.
4479
4480 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4481
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.
4510
4511 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4512
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.
4516
4517 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4518
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.
4523
4524 2005-03-30 Ian Lance Taylor <ian@airs.com>
4525
4526 * config.host (i[34567]86-*-mingw32*): Don't set
4527 host_can_use_collect2 to no.
4528
4529 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4530
4531 PR target/20203
4532 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4533 Remove convert_memory_address call duplicating that in memory_address.
4534
4535 2005-03-29 Richard Henderson <rth@redhat.com>
4536
4537 PR c/20519
4538 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4539 (build_compound_literal): Likewise. Propagate decl type into the
4540 initializer.
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
4548 old node in place.
4549 * c-tree.h (complete_array_type): Move decl ...
4550 * c-common.h (complete_array_type): ... here.
4551
4552 2005-03-29 Richard Henderson <rth@redhat.com>
4553
4554 PR tree-opt/19108
4555 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4556
4557 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4558
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.
4563
4564 2005-03-29 Eric Christopher <echristo@redhat.com>
4565
4566 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4567 truthvalue conversion removal.
4568
4569 2005-03-29 Ian Lance Taylor <ian@airs.com>
4570
4571 PR bootstrap/14316
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
4582 do_wait.
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.
4590
4591 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4592
4593 PR c/20672
4594 * c-parser.c (c_parser_compound_statement_nostart): Give error
4595 message for EOF instead of just setting parser->error.
4596
4597 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4598
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
4606 assertion.
4607
4608 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4609
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.
4637
4638 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4639
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".
4663
4664 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4665
4666 PR middle-end/20622
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.
4673
4674 2005-03-29 Paul Brook <paul@codesourcery.com>
4675
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.
4679
4680 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4681
4682 PR middle-end/20263
4683 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4684 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4685
4686 2005-03-29 Dale Johannesen <dalej@apple.com>
4687
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,
4708 tree.h, gcov-io.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.
4734
4735 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4736
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
4743 intrinsic function.
4744 (fistdi2, fist<mode>2 splitters): New splitters.
4745 (lrint<mode>2): New expanders.
4746
4747 2005-03-28 Ian Lance Taylor <ian@airs.com>
4748
4749 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4750 0 when calling final_scan_insn.
4751
4752 2005-03-28 Jan Hubicka <jh@suse.cz>
4753
4754 PR middle-end/20635
4755 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4756 as needed.
4757
4758 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4759 types where possible.
4760
4761 2005-03-26 Per Bothner <per@bothner.com>
4762
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.
4768
4769 2005-03-27 Steven Bosscher <stevenb@suse.de>
4770
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.
4779
4780 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4781
4782 * Makefile.in (libbackend.o): Depend on version files;
4783 add custom generation command.
4784
4785 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4786
4787 PR target/20636
4788 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4789 sure that we have a REG before getting its REGNO.
4790
4791 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4792
4793 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4794 * builtins.def (BUILT_IN_STRNDUP): New.
4795
4796 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4797
4798 PR tree-optimization/20470
4799 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4800 ABS(x-y).
4801
4802 2005-03-25 Mike Stump <mrs@apple.com>
4803
4804 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4805 sized objects.
4806
4807 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4808
4809 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4810 Use our own structure definitions.
4811
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.
4818 (stfiwx): New.
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.
4823
4824 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4825
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.
4830
4831 * tree.c (get_set_constructor_bits,
4832 get_set_constructor_bytes): Remove.
4833 * tree.h: Remove the corresponding prototypes.
4834
4835 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4836
4837 PR target/15491
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.
4842
4843 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4844
4845 * fold-const.c: Convert uses of fold (build (...)) to
4846 fold_buildN.
4847
4848 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4849
4850 PR rtl-optimization/20249
4851 * cse.c (insert_regs): Do not record equivalence of registers in
4852 different modes.
4853
4854 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4855
4856 * emit-rtl.c (reverse_comparison): Remove.
4857 * rtl.h: Remove the corresponding prototype.
4858
4859 2005-03-24 James E Wilson <wilson@specifixinc.com>
4860
4861 * doc/install.texi (--enable-altivec): Delete docs.
4862
4863 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4864
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.
4868
4869 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4870
4871 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4872
4873 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4874 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4875
4876 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4877
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.
4883
4884 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4885
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}
4891 using lrint_optab.
4892
4893 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4894
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
4899 two as multiplier.
4900
4901 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4902
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.
4909
4910 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4911
4912 * params.def: Fix a typo.
4913 * config/mips/mips.c: Follow the spelling convensions.
4914 * doc/invoke.texi: Fix typos.
4915
4916 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4917
4918 Fix PR tree-optimization/20601
4919
4920 * tree-ssa-pre.c (insert_aux): Add missing condition to
4921 constification.
4922
4923 2005-03-23 Ian Lance Taylor <ian@airs.com>
4924
4925 * final.c (final_scan_insn): Don't remove no-op instructions.
4926 * reload1.c (reload): Remove simple no-op instructions even when
4927 not optimizing.
4928
4929 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4930
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.
4935
4936 2005-03-23 Ian Lance Taylor <ian@airs.com>
4937
4938 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4939
4940 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4941
4942 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4943 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4944
4945 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4946
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
4954 prototype.
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
4964 parameters.
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.
4972
4973 2005-03-23 DJ Delorie <dj@redhat.com>
4974
4975 * optabs.c (expand_binop): Make sure the first subword's result
4976 gets stored.
4977
4978 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4979
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
4985 c-typeck.c.
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.
4999
5000 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5001
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
5006 default_conversion.
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.
5011
5012 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5013
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
5016 based on that path.
5017 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5018 search with -L.
5019
5020 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5021
5022 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5023 static.
5024 * reload.h: Remove the prototype for indirect_symref_ok.
5025
5026 * reload1.c (indirect_symref_ok): Make it global.
5027 * reload.h: Add a prototype for indirect_symref_ok.
5028
5029 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5030
5031 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5032 ashlhi3 expander.
5033
5034 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5035
5036 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5037
5038 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5039
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
5043 member.
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.
5050
5051 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5052
5053 * doc/extend.texi: Deprecate C++ min/max operators.
5054
5055 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5056
5057 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5058 artificial original candidates.
5059
5060 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5061 Jan Hubicka <jh@suse.cz>
5062 Steven Bosscher <stevenb@suse.de>
5063
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
5067 inlining.
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
5077 based on arguments.
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.
5085
5086 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5087
5088 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5089 (TARGET_DEFAULT): Delete.
5090 * config/i860/i860.opt: New file.
5091
5092 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5093
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
5128 TARGET_OPTIONS.
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.
5136
5137 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5138
5139 * fold-const.c (fold_ternary): Take decomposed arguments of
5140 CALL_EXPR.
5141 (fold): Update a call to fold_ternary.
5142
5143 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5144 * tree.h: Add corresponding prototypes.
5145
5146 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5147
5148 PR target/20561
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.
5155
5156 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5157
5158 * fold-const.c (fold_unary, fold_binary): Update comments
5159 about arguments.
5160
5161 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5162
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
5166 or SUCC.
5167
5168 2005-03-22 Ben Elliston <bje@au.ibm.com>
5169
5170 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5171 and definition.
5172
5173 2005-03-21 Mike Stump <mrs@apple.com>
5174
5175 * varasm.c (default_assemble_visibility): Remove extra ().
5176
5177 2005-03-21 Roger Sayle <roger@eyesopen.com>
5178
5179 PR middle-end/20557
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.
5183
5184 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5185
5186 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5187 predicates.
5188
5189 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5190
5191 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5192
5193 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5194
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.
5198
5199 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5200
5201 Fix PR tree-optimization/20542
5202
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.
5209
5210 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5211
5212 PR middle-end/20177
5213 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5214 * modulo-sched.c (const_iteration_count): Return on NULL
5215 pre-header.
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
5221 basic-blocks.
5222 * testsuite/gcc.dg/20050321-1.c: New test.
5223
5224 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5225
5226 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5227 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5228 movqi_internal): Likewise.
5229
5230 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5231
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
5258 predicates.md.
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.
5270
5271 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5272
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
5288 predicates.md.
5289 * config/v850/v850.h (PREDICATE_CODES): Remove.
5290 * config/v850/v850.md: Include predicates.md.
5291 * config/v850/predicates.md: New.
5292
5293 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5294
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.
5302
5303 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5304
5305 * tree-into-ssa.c: Remove obsolete comments.
5306
5307 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5308
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.
5313
5314 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5315
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.
5326
5327 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5328
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.
5337
5338 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5339
5340 * builtins.c (fold_builtin): Take decomposed arguments of
5341 CALL_EXPR.
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.
5346
5347 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5348
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.
5354
5355 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5356
5357 * builtins.c (fold_builtin_1): Take decomposed arguments of
5358 CALL_EXPR.
5359 (fold_builtin): Update a call to fold_builtin_1.
5360
5361 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5362
5363 PR other/20564
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
5367 information lines.
5368
5369 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5370
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
5380 #undefs.
5381 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5382 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5383
5384 2005-03-20 Roger Sayle <roger@eyesopen.com>
5385
5386 PR middle-end/20539
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.
5391
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.
5398
5399 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5400
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.
5408
5409 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5410
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.
5414
5415 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5416
5417 * c-common.c (check_case_value): Adjust comment about stripping
5418 NOPs.
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.
5424
5425 2005-03-20 Roger Sayle <roger@eyesopen.com>
5426 Joseph S. Myers <joseph@codesourcery.com>
5427
5428 * varasm.c (do_assemble_alias): Restore comment describing function.
5429 Annotate the target parameter as potentially unused.
5430
5431 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5432
5433 PR target/18551
5434 * config/avr/avr.c (avr_output_function_prologue): Do not use
5435 current_function_name() in a label, use a local label instead.
5436
5437 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5438
5439 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5440 flag_finite_math_only, not flag_unsafe_math_optimizations.
5441
5442 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5443
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
5448 tree.
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
5456 new prototype.
5457
5458 2005-03-20 Jan Hubicka <jh@suse.cz>
5459
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.
5463
5464 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5465
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
5469 INTEGER_CSTs.
5470 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5471 Likewise.
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
5476 constant.
5477
5478 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5479
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
5484 above.
5485
5486 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5487
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.
5491
5492 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5493
5494 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5495 to __builtin_inff.
5496
5497 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5498
5499 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5500 std=iso9899:199x): Correct descriptions.
5501
5502 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5503
5504 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5505 solaris2.1[0-9].
5506
5507 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5508
5509 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5510 of CALL_EXPR.
5511 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5512 fold_builtin_memcpy.
5513
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.
5519
5520 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5521
5522 PR middle-end/20493
5523 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5524 function pointers on targets that require function pointer
5525 canonicalization.
5526 (fold_sign_changed_comparison): Likewise.
5527
5528 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5529
5530 * combine.c (try_combine): When changing the mode of a hard reg, make
5531 sure that doing so is valid.
5532
5533 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5534
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.
5547
5548 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5549
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.
5575
5576 2005-03-18 James E Wilson <wilson@specifixinc.com>
5577
5578 PR c++/19769
5579 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5580 origin.
5581
5582 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5583
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.
5591
5592 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5593
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.
5596
5597 2005-03-18 Jan Hubicka <jh@suse.cz>
5598 Dale Johannesen <dalej@apple.com>
5599
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.
5610
5611 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5612
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.
5638
5639 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5640 shadd_constant_p.
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.
5659
5660 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5661 predicate.
5662
5663 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5664
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.
5673
5674 2005-03-18 Jan Hubicka <jh@suse.cz>
5675
5676 PR middle-end/20225
5677 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5678 too late.
5679 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5680 called too late.
5681
5682 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5683
5684 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5685 VEC_safe_push.
5686
5687 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5688
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.
5699
5700 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5701 Paolo Bonzini <gcc.gnu.org>
5702
5703 * calls.c (setjmp_call_p, special_function_p): Update comments
5704 at the head of the functions.
5705
5706 2005-03-18 Jan Hubicka <jh@suse.cz>
5707
5708 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5709
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.
5713
5714 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5715
5716 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5717 mno-fp-ret-in-387 multilib variants.
5718
5719 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5720
5721 * common.opt (m): Remove.
5722 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5723 table lookup fails.
5724 (common_handle_option): Remove OPT_m case.
5725
5726 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5727
5728 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5729 of CALL_EXPR.
5730 (fold_builtin_1): Update a call to fold_builtin_bitop.
5731
5732 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5733 of CALL_EXPR.
5734 (fold_builtin_1): Update a call to fold_builtin_signbit.
5735
5736 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5737
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.
5741
5742 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5743
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
5757 h8300-protos.h.
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.
5778
5779 2005-03-17 Richard Henderson <rth@redhat.com>
5780
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.
5813
5814 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5815
5816 PR target/18380
5817 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5818
5819 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5820
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
5831 TARGET_H8300SX.
5832 * config/h8300/h8300.opt: New.
5833
5834 * config/alpha/alpha.opt, config/arc/arc.opt,
5835 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5836 notices.
5837
5838 2005-03-17 Ian Lance Taylor <ian@airs.com>
5839
5840 * gmon.c: Remove.
5841
5842 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5843
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.
5857
5858 2005-03-17 Richard Henderson <rth@redhat.com>
5859
5860 * doc/extend.texi (Weak Pragmas): New section.
5861 (attribute alias): Clarify that target must be in the same
5862 translation unit.
5863
5864 2005-03-17 Richard Henderson <rth@redhat.com>
5865
5866 * config/alpha/alpha.opt: New file.
5867 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5868 of alpha_cpu.
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.
5904
5905 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5906
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.
5911
5912 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5913
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.
5917
5918 2005-03-16 Dale Johannesen <dalej@apple.com>
5919
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.
5923
5924 2005-03-16 Roger Sayle <roger@eyesopen.com>
5925
5926 * optabs.c (expand_copysign_absneg): Make static.
5927 * optabs.h (expand_copysign_absneg): Delete prototype.
5928 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5929
5930 2005-03-16 Richard Henderson <rth@redhat.com>
5931
5932 PR middle-end/15700
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.
5948
5949 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5950
5951 Fix PR tree-optimization/20489
5952
5953 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5954 for empty structures.
5955
5956 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5957
5958 Fix PR tree-optimization/20490
5959
5960 * tree-ssa-pre.c (create_expression_by_pieces): Use
5961 force_gimple_operand on result of fold.
5962
5963 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5964
5965 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5966 of closing parenthesis.
5967
5968 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5969
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.
5981
5982 2005-03-16 Steven Bosscher <stevenb@suse.de>
5983 Dorit Naishlos <dorit@il.ibm.com>
5984
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"
5987 error.
5988
5989 2005-03-16 Steven Bosscher <stevenb@suse.de>
5990
5991 * tree-inline.c (walk_type_fields, walk_tree,
5992 walk_tree_without_duplicates): Move from here...
5993 * tree.c: ...to here.
5994
5995 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5996
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
6003 version.c.
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):
6008 Add gcc-vers.texi.
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.
6033
6034 2005-03-15 Roger Sayle <roger@eyesopen.com>
6035
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.
6040
6041 2005-03-15 Roger Sayle <roger@eyesopen.com>
6042
6043 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6044 op1 whilst expanding the signed widenening multiply variant.
6045
6046 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6047
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
6055 to report errors.
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.
6064
6065 2005-03-15 Roger Sayle <roger@eyesopen.com>
6066 Richard Henderson <rth@redhat.com>
6067
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.
6073
6074 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6075
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
6088 factor.
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
6093 constant.
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.
6100
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 =.
6105
6106 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6107
6108 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6109 call_used_regs for wCG registers.
6110
6111 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6112
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.
6116
6117 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6118
6119 PR target/18668
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.
6126
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
6131 TARGET_FISTTP.
6132 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6133 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6134 macros.
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
6145 clobber.
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.
6157
6158 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6159
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.
6163
6164 2005-03-14 Eric Christopher <echristo@redhat.com>
6165
6166 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6167 STACK_GROWS_DOWNWARD.
6168
6169 2005-03-14 Roger Sayle <roger@eyesopen.com>
6170
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.
6185
6186 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6187
6188 Fix PR tree-optimization/20458
6189
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
6195 subvars.
6196 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6197 tags too.
6198
6199 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6200
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.
6207
6208 2005-03-14 Devang Patel <dpatel@apple.com>
6209
6210 * doc/invoke.texi: Add reference to Visibility document.
6211
6212 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6213
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.
6248
6249 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6250
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.
6269 (var_args): Delete.
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
6283 target options.
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
6302 by options.h.
6303 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6304 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6305 an alternative.
6306 * doc/options.texi: New file.
6307
6308 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6309
6310 PR middle-end/18628
6311 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6312 register.
6313
6314 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6315
6316 PR c++/20280
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.
6321
6322 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6323
6324 * cfgbuild.c: Update comments.
6325
6326 2005-03-14 Roger Sayle <roger@eyesopen.com>
6327
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.
6334
6335 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6336
6337 * basic-block.h: Update the prototypes of cached_make_edge and
6338 rtl_make_eh_edge.
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.
6344
6345 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6346
6347 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6348 New functions.
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.
6353
6354 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6355
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.
6369
6370 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6371
6372 PR target/17688
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.
6379
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
6391 input operands.
6392
6393 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6394
6395 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6396 integer_zerop.
6397 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6398 constants invariant.
6399
6400 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6401
6402 * basic-block.h (BB_VISITED): Removed.
6403 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6404
6405 2005-03-14 Falk Hueffner <falk@debian.org>
6406
6407 PR bootstrap/20424
6408 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6409
6410 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6411
6412 * ggc-zone.c: Fix comment typos.
6413
6414 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6415 stringpool.c, config/mips/mips-protos.h: Update copyright.
6416
6417 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6418
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.
6425
6426 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6427
6428 * except.c (check_handled): Make it static.
6429 * except.h: Remove the corresponding prototype.
6430
6431 * function.c (get_func_frame_size): Make it static.
6432 * function.h: Remove the corresponding type.
6433
6434 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6435 Make them static.
6436 * hard-reg-set.h: Remove the corresponding declarations.
6437
6438 * tree-cfg.c (verify_stmts): Check that
6439 bb_for_stmt (stmt) == bb for every PHI node and statement.
6440
6441 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6442
6443 * config.gcc: Remove excess indentation.
6444 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6445
6446 2005-03-13 Roger Sayle <roger@eyesopen.com>
6447
6448 PR middle-end/19331
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.
6453
6454 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6455
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.
6459
6460 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6461
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.
6470
6471 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6472
6473 * ggc-zone.c: Rewritten.
6474
6475 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6476 if there are none.
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
6487 file.
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
6497 pointers.
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.
6508
6509 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6510 Joseph S. Myers <joseph@codesourcery.com>
6511
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
6527 for MIPS16.
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
6533 constants.
6534 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6535 !TARGET_ABICALLS.
6536 (tls_get_tp_<mode>): New instruction.
6537
6538 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6539
6540 * configure.ac: Update checks for target tools.
6541 * configure: Regenerated.
6542
6543 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6544
6545 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6546
6547 2005-03-13 Roger Sayle <roger@eyesopen.com>
6548
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.
6554
6555 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6556
6557 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6558 of basic blocks into work_stack.
6559
6560 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6561 config/mips/vr.h: Update copyright.
6562
6563 * c-decl.c (c_init_decl_processing): Remove useless calls to
6564 build_function_type.
6565
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
6572 TREE_TYPE (exp).
6573
6574 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6575 before_call.
6576
6577 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6578 variable determinant.
6579
6580 * tree-cfg.c (group_case_labels): Remove local variable type.
6581
6582 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6583 variable ann.
6584
6585 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6586 result.
6587
6588 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6589
6590 PR target/18251
6591 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6592 (*movmemqi_insn): Delete.
6593 (*movmemhi): Delete.
6594
6595 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6596
6597 * builtins.c (fold_builtin_classify): Take decomposed
6598 arguments of CALL_EXPR.
6599 (fold_builtin_1): Update a call to fold_builtin_classify.
6600
6601 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6602
6603 PR c/20402
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
6607 error.
6608
6609 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6610
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.
6615
6616 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6617 (struct subvar): New type.
6618
6619 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6620
6621 * tree-optimize.c (init_tree_optimization_passes): Call
6622 pass_create_structure_vars.
6623
6624 * tree-ssa-alias.c: Include vec.h.
6625 (init_alias_info): Don't auto-clear call clobbered on struct-field
6626 tags.
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
6633 addressable.
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.
6645
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
6649 portray it.
6650 (note_addressable): Try to only mark as addressable those subvars
6651 we know a COMPONENT_REF touches.
6652 (overlap_subvar): New function.
6653
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.
6657
6658 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6659
6660 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6661 (STMT_VINFO_SUBVARS): New macro.
6662
6663 * common.opts: add flag_tree_salias.
6664
6665 * opts.c (decode_options): flag_tree_salias defaults to on.
6666
6667 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6668
6669 * doc/tree-ssa.texi: Document structural alias analysis.
6670
6671 2005-03-12 Steven Bosscher <stevenb@suse.de>
6672
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.
6677
6678 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6679
6680 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6681 var.
6682
6683 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6684 removed_phis.
6685
6686 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6687 (mark_operand_necessary): Remove local variable ver.
6688
6689 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6690 variable prefix_len.
6691
6692 * value-prof.c (mod_subtract_transform): Remove local variable
6693 value.
6694
6695 * builtins.c (fold_builtin_exponent): Take decomposed
6696 arguments of CALL_EXPR.
6697 (fold_builtin_1): Update a call to fold_builtin_exponent.
6698
6699 * builtins.c (fold_builtin_logarithm): Take decomposed
6700 arguments of CALL_EXPR.
6701 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6702
6703 * c-decl.c (c_init_decl_processing): Remove local variables
6704 ptr_ftype_void and ptr_ftype_ptr.
6705
6706 * gimplify.c (gimplify_expr): Remove local variables r0 and
6707 r1.
6708
6709 * reg-stack.c (move_for_stack_reg): Remove local variable
6710 push_insn.
6711 (compare_for_stack_reg): Remove local variable flags_user.
6712 (convert_regs_1): Remove local variable deleted.
6713
6714 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6715 variable new_cond.
6716 (combine_blocks): Remove local variables exits and new_e.
6717
6718 * tree-inline.c (expand_call_inline): Remove local variable
6719 decl.
6720
6721 * tree-ssa-live.c (create_ssa_var_map,
6722 calculate_live_on_entry): Remove local variable snn.
6723
6724 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6725
6726 * c-lex.c (c_lex_with_flags): Add parameter to call to
6727 cpp_spell_token.
6728
6729 2005-03-11 Per Bothner <per@bothner.com>
6730
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
6739 c_token's id_loc.
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.
6743
6744 2005-03-11 Roger Sayle <roger@eyesopen.com>
6745
6746 PR middle-end/20419
6747 * builtins.c (expand_builtin_signbit): Force the signbit's word
6748 into an integer register to avoid SUBREGs of floating point modes.
6749
6750 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6751
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.
6756
6757 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6758
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.
6763
6764 2005-03-11 Richard Henderson <rth@redhat.com>
6765
6766 PR target/20415
6767 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6768 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6769 to match.
6770
6771 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6772
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
6782 are not available.
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
6790 VR4130 multilibs.
6791 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6792 * doc/invoke.texi: Document -mfix-vr4130.
6793
6794 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6795
6796 * config/mips/mips.c (override_options): Only warn about -mint64
6797 deprecation if TARGET_INT64.
6798
6799 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800
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.
6809
6810 * builtins.def: Use the non-specific "nonnull" attibute lists.
6811
6812 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6813
6814 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6815 single_pred_edge, single_succ, single_pred): Improve comments.
6816
6817 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6818
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.
6890
6891 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6892
6893 PR tree-optimization/15784
6894 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6895 and -1 - A to ~A.
6896
6897 * stmt.c (expand_case): Don't change index_type. Convert minval
6898 to the proper type.
6899
6900 PR tree-optimization/20130
6901 * fold-const.c (fold): Fold x * -1 into -x.
6902
6903 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6904
6905 PR rtl-optimization/20331
6906 * rtlanal.c (modified_between_p): Check its address first for MEM.
6907 (modified_in_p): Likewise.
6908
6909 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6910
6911 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6912
6913 2005-03-10 Steven Bosscher <stevenb@suse.de>
6914
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.
6918
6919 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6920
6921 PR rtl-opt/20412
6922 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6923 correct mode.
6924
6925 2005-03-10 Roger Sayle <roger@eyesopen.com>
6926
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.
6930
6931 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6932
6933 PR target/20322
6934 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6935 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6936
6937 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6938
6939 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6940
6941 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6942
6943 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6944 type void.
6945 (perform_edge_inserts): Unconditionally call
6946 free_dominator_info.
6947
6948 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6949
6950 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6951
6952 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6953
6954 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6955
6956 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6957
6958 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6959 gcc_unreachable.
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.
6977
6978 PR c++/20375
6979 * function.c (struct assign_parm_data_one): Remove last_named
6980 field.
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
6984 parameter.
6985
6986 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6987
6988 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6989 sda base address on medium model.
6990
6991 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6992
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):
6996 Declare.
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
7001 loop structure.
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.
7020
7021 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7022
7023 PR inline-asm/20314
7024 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7025 with multiple alternatives.
7026
7027 * stmt.c (parse_output_constraint): Fix a typo.
7028
7029 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7030
7031 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7032 assembly directive instead of deprecated "no-generics".
7033
7034 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7035
7036 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7037 for non-offsettable memory references to cope with outstanding reload
7038 replacements.
7039 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7040 avoid losing outstanding address reloads.
7041 ("reload_outdi", "reload_outdf"): Likewise.
7042
7043 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044
7045 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7046 code. Add more cbrt transformations.
7047
7048 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049
7050 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7051
7052 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7053
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.
7058
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.
7062
7063 2005-03-09 Roger Sayle <roger@eyesopen.com>
7064
7065 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7066 a fndecl and an arglist instead of a CALL_EXPR, exp.
7067
7068 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7069
7070 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7071
7072 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7073
7074 * expr.c (expand_assignment): Remove orig_to_rtx.
7075
7076 * fold-const.c (int_const_binop): Remove no_overflow.
7077
7078 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7079
7080 * loop-iv.c (get_biv_step_1): Remove lhs.
7081
7082 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7083
7084 * real.c (real_nan): Remove neg.
7085
7086 * function.c (thread_prologue_and_epilogue_insns): Remove i
7087 and newinsn.
7088
7089 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7090 tb.
7091
7092 * tree-eh.c (tree_could_trap_p): Remove idx.
7093
7094 * tree-into-ssa.c (ann): Remove ann.
7095
7096 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7097
7098 * tree-sra.c (decide_block_copy): Remove inst_count.
7099
7100 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7101
7102 * tree-ssa-loop-im.c (lhs): Remove.
7103
7104 * cfgbuild.c (state, STATE, SET_STATE,
7105 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7106 make_edges.
7107 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7108 (find_basic_blocks): Set the state of each basic block to
7109 BLOCK_NEW.
7110
7111 2005-03-08 Jeff Law <law@redhat.com>
7112
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.
7116
7117 2005-03-09 Ben Elliston <bje@au.ibm.com>
7118
7119 * c-common.c (c_do_switch_warnings): Comment fix.
7120
7121 2005-03-08 Julian Brown <julian@codesourcery.com>
7122
7123 * Patch from 2005-03-08 reverted for causing regressions and
7124 ppc-darwin bootstrap failure.
7125
7126 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7127
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):
7133 New Macro.
7134 * target.h (invalid_arg_for_unprototyped_fn): New field
7135 in struct calls.
7136 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7137 default target hook.
7138 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7139 Declare.
7140
7141 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7142
7143 * c-typeck.c (constructor_stack, constructor_range_stack,
7144 initializer_stack): Make them static.
7145
7146 * cfg.c (rbi_pool): Make it static.
7147
7148 * gimple-low.c (lower_stmt_body): Make it static.
7149 * tree-flow.h: Remove the corresponding prototype. Don't
7150 declare lower_data.
7151
7152 * sched-deps.c (cache_size): Make it static.
7153
7154 * stor-layout.c (lang_adjust_rli): Make it static.
7155
7156 2005-03-08 Julian Brown <julian@codesourcery.com>
7157
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.
7161
7162 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7163
7164 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7165 nlabel == JUMP_LABEL (jump).
7166
7167 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7168
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.
7173
7174 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7175
7176 PR c/14411
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.
7183
7184 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7185
7186 * tree-ssa-phiopt.c: Fix a comment typo.
7187
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
7191 copyright.
7192
7193 2005-03-08 Richard Henderson <rth@redhat.com>
7194
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
7201 on builtins.
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.
7213 (ffsdi2): Use ctz.
7214 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7215
7216 2005-03-08 Ira Rosen <irar@il.ibm.com>
7217
7218 PR tree-optimization/20122
7219 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7220 condition of access function instead of base.
7221
7222 2005-03-07 Jeff Law <law@redhat.com>
7223 Steven Bosscher <stevenb@suse.de>
7224
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
7230 into a simple goto.
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
7238 updated.
7239
7240 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7241
7242 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7243 Remove trailing spaces.
7244
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.
7248
7249 * diagnostic.h: Remove unused prototype
7250 debug_output_buffer.
7251 * modulo-sched.c: Remove unused prototype
7252 set_row_column_for_ps.
7253
7254 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7255 replace_phi_edge_with_variable): Remove unused variable i.
7256
7257 2005-03-07 Per Bothner <per@bothner.com>
7258
7259 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7260
7261 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7262
7263 PR tree-opt/17671
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
7271 than two arguments.
7272 (value_replacement): Likewise.
7273 (abs_replacement): Likewise.
7274
7275 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7276
7277 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7278 output_e500_flip_gt_bit.
7279
7280 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7281 as 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.
7284 Look at 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.
7288
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.
7292
7293 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7294 (E500_CR_IOR_COMPARE): New constant.
7295
7296 2005-03-08 Earl Chew <earl_chew@agilent.com>
7297 David Billinghurst <David.Billinghurst@riotinto.com>
7298
7299 * config/i386/host-cygwin.c: New file to support precompiled
7300 headers on cygwin
7301 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7302 * config.host: Use above files for cygwin host.
7303
7304 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7305
7306 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7307 ordering ops from earlier change.
7308
7309 2005-03-07 Per Bothner <per@bothner.com>
7310
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.
7321
7322 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7323
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.
7328
7329 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7330
7331 * reorg.c (relax_delay_slots): Check that the jump is
7332 conditional before trying to invert it.
7333
7334 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7335
7336 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7337 Make them static.
7338
7339 * calls (stack_arg_under_construction): Make it static.
7340
7341 * flow.c (regs_live_at_setjmp): Make it static.
7342 * flow.h: Remove the corresponding prototype.
7343
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.
7348
7349 * recog.c (verify_changes): Make it static.
7350 * recog.h: Remove the corresponding prototype.
7351
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
7355 in comments.
7356 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7357
7358 * tree-ssa-operands.c (check_build_stmt): Remove.
7359
7360 * stor-layout.c (set_alignment): Remove.
7361 * tree.h: Remove the corresponding prototype.
7362
7363 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7364
7365 * tree-ssa-dce.c (control_dependence_map,
7366 visited_control_parents): Make them static.
7367
7368 * cfghooks.c (verify_flow_info): Remove local variable
7369 num_bb_notes.
7370
7371 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7372 last_bb_seen.
7373
7374 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7375
7376 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7377
7378 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7379
7380 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7381
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.
7385
7386 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7387
7388 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7389
7390 * fold-const.c (fold_binary): Unroll the very first "for"
7391 loop.
7392
7393 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7394
7395 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7396 redundant match_code test.
7397 (scc_comparison_operator): Swap match_operand and match_code
7398 tests.
7399 (branch_positive_comparison_operator): Same.
7400 (trap_comparison_operator): Use comparison_operator and swap with
7401 match_code test.
7402
7403 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7404
7405 PR target/20288
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.
7409
7410 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7411
7412 * cselib.c (reg_values, reg_values_size): Make them static.
7413
7414 * cse.c (cse_reg_info_table): Make it static.
7415
7416 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7417
7418 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7419
7420 * cse.c (find_best_addr): Use canon_for_address.
7421
7422 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7423
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.
7427
7428 * fold-const.c (fold_binary): Use code instead of t.
7429
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.
7433
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.
7437
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.
7441
7442 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7443
7444 * fold-const.c (fold_binary): Avoid directly using the original
7445 expression t as much as possible.
7446
7447 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7448
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.
7454
7455 * fold-const.c (fold): Remove handling of binary expressions.
7456
7457 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7458
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.
7467 * doc/tree-ssa.texi
7468
7469 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7470
7471 * predict.c (apply_return_prediction): Standardize PHI chain
7472 walking.
7473 * tree-ssa.c (ssa_redirect_edge): Likewise.
7474
7475 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7476 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7477 Update copyright.
7478
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
7482 remove_phi_node.
7483 * tree-cfg.c
7484 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7485 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7486 Likewise.
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.
7491
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.
7499
7500 * fold-const.c (fold_binary): New.
7501 (fold): Call fold_binary on binary expressions.
7502
7503 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7504
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.
7510
7511 2005-03-04 Devang Patel <dpatel@apple.com>
7512
7513 PR tree-optimization/18815
7514 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7515 loops with zero exit edges.
7516
7517 2005-03-04 Devang Patel <dpatel@apple.com>
7518
7519 * doc/invoke.texi: Remove reference to webpage that does not exist.
7520
7521 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7522 Joseph S. Myers <joseph@codesourcery.com>
7523
7524 PR c++/19797
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
7535 symbol_refs.
7536 (output_deferred_plabels): Use symbol_ref instead of name for address
7537 output.
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
7541 comment.
7542 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7543 label.
7544
7545 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7546
7547 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7548 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7549
7550 2005-03-04 Jeff Law <law@redhat.com>
7551
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.
7571
7572 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7573
7574 * fold-const.c (fold_ternary): Unroll the "for" loop to
7575 extract operands.
7576
7577 2005-03-04 Andrew Haley <aph@redhat.com>
7578
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.
7584
7585 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7586
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
7602 print_c_condition.
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.
7616
7617 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7618
7619 Revert for now:
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
7623 and -1 - A to ~A.
7624
7625 2005-03-04 Ben Elliston <bje@au.ibm.com>
7626
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.
7632
7633 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7634
7635 * gcse.c (bypass_block): Use find_edge wherever possible.
7636
7637 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7638
7639 Fix PR debug/20253
7640
7641 * c-opts.c (c_common_parse_file): Call start_source_file
7642 and end_source_file at the approriate times.
7643
7644 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7645 the main file, it will be done for us now.
7646
7647 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7648
7649 * fold-const.c (fold_ternary): New.
7650 (fold): Call fold_ternary on ternary expressions. Remove
7651 handling of ternary expressions.
7652
7653 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7654
7655 PR tree-optimization/15784
7656 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7657 and -1 - A to ~A.
7658
7659 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7660
7661 * config/rs6000/predicates.md (branch_comparison_operator):
7662 Convert from C block to conditional format.
7663
7664 2005-03-03 Jan Hubicka <jh@suse.cz>
7665
7666 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7667 and non-constant public variables.
7668
7669 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7670
7671 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7672 with LABEL_EXPR.
7673
7674 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7675 EDGE_I.
7676
7677 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7678 calls to release_ssa_name and release_phi_node.
7679
7680 * fold-const.c (fold): Remove handling of unary expressions.
7681
7682 * fold-const.c (fold_unary): Avoid directly using the original
7683 expression t as much as possible.
7684
7685 2005-03-03 Roger Sayle <roger@eyesopen.com>
7686 Andrew Pinski <pinskia@physics.uc.edu>
7687
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.
7690
7691 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7692
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
7701 define.
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
7705 SPECIAL_REGS.
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):
7709 Adjust accordingly.
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
7723 special registers.
7724 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7725 New patterns.
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
7732 register class.
7733
7734 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7735
7736 PR target/20277
7737 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7738 -mcpu to override any other explicitly given flags.
7739
7740 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7741
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.
7753
7754 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7755
7756 * varasm.c (named_section): Use xstrdup rather than doing it by
7757 hand.
7758
7759 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7760
7761 2005-03-02 Devang Patel <dpatel@apple.com>
7762
7763 Undo PR tree-optimization/18815 fix.
7764
7765 2005-03-02 Devang Patel <dpatel@apple.com>
7766
7767 PR tree-optimization/18815
7768 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7769 loops with zero exit edges.
7770
7771 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7772
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.
7777
7778 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7779 free_dominance_info only when needed.
7780
7781 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7782
7783 PR target/20276
7784 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7785 (reg_or_sub_cint64_operand): Same.
7786
7787 2005-03-02 Jeff Law <law@redhat.com>
7788
7789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7790 CFG_ALTERED in the main DOM iteration loop.
7791
7792 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7793
7794 PR c++/19916
7795 * varasm.c (initializer_constant_valid_p): Allow conversions
7796 between OFFSET_TYPEs. Tidy.
7797
7798 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7799
7800 * config/cris/cris.md ("return"): Remove epilogue delay list
7801 sanity check.
7802
7803 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7804
7805 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7806 for Thumb.
7807 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7808
7809 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7810
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.
7816
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.
7820
7821 * fold-const.c (fold_unary): New.
7822 (fold): Call fold_unary on unary expressions.
7823
7824 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7825
7826 * cgraph.h (struct cgraph_edge): Add prev_caller and
7827 prev_callee fields.
7828 (cgraph_node_remove_callees): Export.
7829 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7830 and prev_callee.
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.
7843
7844 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7845
7846 PR c/8927
7847 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7848 argument.
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.
7853
7854 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7855
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
7859 define_predicate.
7860 (scc_comparison_operator): Same.
7861 (branch_positive_comparison_operator): Same.
7862
7863 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7864
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
7869 NULL.
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.
7874
7875 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7876
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.
7881
7882 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7883
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
7891 pass_sink_code.
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
7903
7904 2005-03-01 Per Bothner <per@bothner.com>
7905
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.
7909
7910 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7911
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
7927 flow_loops_find.
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
7938 EDGE_LOOP_EXIT.
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
7950 EDGE_LOOP_EXIT.
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
7956 loop->single_exit.
7957 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7958 loop->single_exit.
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
7964 flow_loop_scan.
7965
7966 2005-03-01 Nick Clifton <nickc@redhat.com>
7967
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
7975 register bit-mask.
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.
7985
7986 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7987
7988 PR target/19819
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.
7992
7993 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7994
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):
8002 Delete.
8003 * config.gcc (sh*-*-linux*): Use config/linux.h.
8004
8005 2005-02-28 Dale Johannesen <dalej@apple.com>
8006 Stan Shebs <shebs@apple.com>
8007
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.
8024
8025 2005-02-28 Roger Sayle <roger@eyesopen.com>
8026
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.
8037
8038 2005-02-28 James E Wilson <wilson@specifixinc.com>
8039
8040 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8041
8042 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8043
8044 PR c/20245
8045 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8046 instead of NULL_TREE on error.
8047
8048 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8049
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
8136
8137 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8138
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
8141 REG_ALWAYS_RETURN.
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.
8150
8151 2005-02-28 Roger Sayle <roger@eyesopen.com>
8152
8153 PR middle-end/19874
8154 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8155 between different machine modes is never a "useless" conversion.
8156
8157 2005-02-28 Geert Bosch <bosch@gnat.com>
8158
8159 PR ada/15977
8160 * doc/contrib.texi: List contributors for Ada front end
8161
8162 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8163
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.
8172
8173 2005-02-28 Julian Brown <julian@codesourcery.com>
8174
8175 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8176 building libjava and caused PR regression/20228.
8177
8178 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8179
8180 PR bootstrap/17383
8181 * Makefile.in (host_subdir): New.
8182 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8183 * configure: Regenerate.
8184
8185 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8186
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.
8190
8191 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8192
8193 PR target/19065.
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
8204 readability.
8205 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8206 operand 1: "M".
8207
8208 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8209
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.
8213
8214 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8215
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.
8220
8221 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8222
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.
8227
8228 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8229
8230 PR tree-opt/20188
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.
8233
8234 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8235
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.
8239
8240 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8241
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):
8245 Remove.
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
8256 type_seen_p.
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.
8262
8263 2005-02-25 Julian Brown <julian@codesourcery.com>
8264
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.
8268
8269 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8270
8271 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8272
8273 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8274
8275 PR target/19930
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.
8291
8292 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8293
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.
8298
8299 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8300
8301 * version.c (version_string): Update to 4.1.
8302
8303 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8304
8305 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8306 Clarify that the alternative way doesn't work in GNU C++.
8307
8308 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8309
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.
8313
8314 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8315
8316 PR rtl-optimization/20117
8317 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8318 the block including noncopyable insn.
8319
8320 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8321
8322 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8323 calls to find_reg_note.
8324
8325 2005-02-24 Richard Henderson <rth@redhat.com>
8326
8327 PR tree-opt/20127
8328 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8329 the type.
8330
8331 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8332
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.
8335
8336 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8337
8338 PR target/14619
8339 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8340 dwarf2 label manually and put it after, not before the prologue.
8341
8342 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8343
8344 PR target/19019
8345 * reload.c (operands_match_p): Only increment register number for
8346 SCALAR_INT_MODE_P modes in multiple hard registers.
8347
8348 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8349 Fix formatting.
8350
8351 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8352
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.
8360 * gcse.c: Likewise.
8361 * ggc-page.c: Likewise.
8362 * tree-eh.c: Likewise.
8363 * tree-ssa-dom.c: Likewise.
8364
8365 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8366
8367 PR target/19019
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.
8371
8372 PR target/20196
8373 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8374 allow splitting only if operands 0 and 3 don't overlap.
8375
8376 2005-02-24 Richard Henderson <rth@redhat.com>
8377
8378 PR middle-end/19953
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.
8384 (fold): Use them.
8385 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8386
8387 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8388
8389 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8390 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8391
8392 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8393 (print_node): Likewise.
8394 Print TYPE_SIZES_GIMPLIFIED.
8395
8396 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8397
8398 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8399 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8400 operands as commutative in constraints.
8401
8402 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8403
8404 * tree-into-ssa.c: Re-organize internal functions.
8405
8406 2005-02-24 Richard Henderson <rth@redhat.com>
8407
8408 PR middle-end/18902
8409 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8410 for c99.
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.
8417
8418 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8419
8420 * cse.c (delete_trivially_dead_insns): Speed up by using
8421 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8422 prev_real_insn.
8423
8424 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8425
8426 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8427 functions when -mid-shared-library is being used.
8428
8429 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8430
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.
8435
8436 2005-02-23 James E Wilson <wilson@specifixinc.com>
8437
8438 * gengtype.c (note_insn_name): Make 1 element larger.
8439
8440 2005-02-23 Roger Sayle <roger@eyesopen.com>
8441
8442 PR target/20018
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.
8446
8447 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8448
8449 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8450 * t-aix52 (SHLIB_INSTALL): Same.
8451
8452 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8453
8454 * genpreds.c: Update copyright.
8455
8456 2005-02-23 Michael Beach <michaelb@ieee.org>
8457
8458 PR target/20159
8459 * config/sparc/t-elf (startup files): Assemble with CPP.
8460
8461 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8462
8463 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8464 (write_predicate_expr): Likewise.
8465
8466 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8467
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 *.
8486 Update all users.
8487 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8488 as necessary.
8489 * tree-ssa-operands.c (get_call_expr_operands): If
8490 ALIASES_COMPUTED_P is false, do not add call-clobbering
8491 operands.
8492 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8493 (delete_tree_ssa): Likewise.
8494
8495 2005-02-22 James E Wilson <wilson@specifixinc.com>
8496
8497 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8498 (do_compile): Do call it here.
8499
8500 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8501
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.
8506
8507 2005-02-22 Devang Patel <dpatel@apple.com>
8508
8509 PR 19952
8510 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8511 all labels
8512
8513 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8514
8515 * config/rs6000/aix.h (WINT_TYPE): Define.
8516
8517 2005-02-22 Stan Shebs <shebs@apple.com>
8518
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
8522 on 64-bit Darwin.
8523 * doc/invoke.texi: Document this.
8524
8525 2005-02-22 DJ Delorie <dj@redhat.com>
8526
8527 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8528 to make_[un]signed_type, not the mode itself.
8529
8530 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8531
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.
8535
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.
8540
8541 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8542
8543 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8544 (rewrite_into_ssa): ... here.
8545
8546 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8547
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.
8551
8552 2005-02-21 DJ Delorie <dj@redhat.com>
8553
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.
8558
8559 2005-02-21 Stan Cox <scox@redhat.com>
8560
8561 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8562
8563 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8564
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
8569 and 1.
8570 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8571
8572 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8573 that do not belong to any basic block.
8574
8575 2005-02-21 Jeff Law <law@redhat.com>
8576
8577 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8578 e->dest.
8579
8580 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8581
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.
8587
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.
8591
8592 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8593
8594 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8595
8596 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8597
8598 PR bootstrap/13770
8599 * doc/install.texi: Document --with-gc.
8600
8601 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8602
8603 * simplify-rtx.c (simplify_unary_operation): Add a missing
8604 "break" statement.
8605
8606 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8607
8608 PR tree-optimization/18663
8609 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8610 if the type has variable bounds.
8611
8612 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8613
8614 * gcse.c: Remove an obsolete comment.
8615
8616 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8617
8618 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8619
8620 * doc/extend.texi (Function Attributes) <Attribute const>: The
8621 attribute "pure" is below this text, not above.
8622
8623 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8624
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.
8628
8629 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8630
8631 PR 18785
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.
8641
8642 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8643 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8644 Delete definitions.
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
8650 newline, tab, etc.
8651 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8652 * config/mips/mips.c (mips_output_ascii): Likewise.
8653
8654 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8655
8656 PR tree-optimization/19951
8657 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8658 is abnormal.
8659
8660 2005-02-19 Steven Bosscher <stevenb@suse.de>
8661
8662 PR middle-end/19698
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.
8670
8671 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8672
8673 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8674 object inside.
8675 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8676
8677 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8678
8679 PR other/19525
8680 * doc/invoke.texi: Remove documentation of %M spec.
8681 * gcc.c: Likewise.
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)
8700 in $(SHLIB_DIR).
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
8714 the install path.
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.
8722
8723 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8724 Jakub Jelinek <jakub@redhat.com>
8725
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.
8730
8731 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8732
8733 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8734 call fold_convert.
8735
8736 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8737
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
8741 functions.
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.
8745
8746 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8747
8748 PR c/20043
8749 * c-typeck.c (composite_type): Handle quals in transparent unions.
8750 (type_lists_compatible_p): Likewise.
8751
8752 2005-02-18 Stan Shebs <shebs@apple.com>
8753
8754 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8755 expressions in the .literal8 section.
8756
8757 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8758
8759 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8760
8761 2005-02-18 Roger Sayle <roger@eyesopen.com>
8762
8763 * fold-const.c (constant_boolean_node): Always create values of the
8764 specified type, don't bother calling truthvalue_conversion.
8765
8766 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8767
8768 * except.c (output_function_exception_table): Call
8769 assemble_external_libcall (eh_personality_libfunc).
8770
8771 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8772
8773 PR target/19886
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.
8778
8779 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8780
8781 PR target/20054
8782 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8783 before the "*llgt_didi" pattern.
8784
8785 2005-02-18 Jason Merrill <jason@redhat.com>
8786
8787 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8788
8789 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8790
8791 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8792 (div0): Use it in place of ARM_FUNC_ALIAS.
8793 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8794
8795 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8796
8797 PR middle-end/20030
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.
8800
8801 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8802
8803 PR c++/20008
8804 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8805 cases that are out-of-range for the index type.
8806
8807 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8808
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.
8813
8814 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8815
8816 PR c++/19813
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
8819 constructing.
8820
8821 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8822
8823 * genautomata.c (output_get_cpu_unit_code_func,
8824 output_cpu_unit_reservation_p): Don't generate old-style function
8825 definitions.
8826
8827 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8828
8829 PR c++/20023
8830 PR tree-optimization/20009
8831 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8832
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
8836 being redefined.
8837
8838 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8839
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:
8844 Update copyright.
8845
8846 2005-02-17 Roger Sayle <roger@eyesopen.com>
8847
8848 PR tree-optimization/19917
8849 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8850 to be potentially trapping.
8851
8852 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8853
8854 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8855
8856 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8857
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.
8867
8868 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8869
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.
8873
8874 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8875
8876 * lambda-code (perfect_nestify): Remove mark/unmark
8877 for rewriting hack.
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.
8881
8882 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8883
8884 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8885 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8886 BITMAP_FREE.
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):
8922 Likewise.
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.
8940
8941 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8942
8943 * config/rs6000/t-rtems: Completely reworked.
8944
8945 2005-02-17 Ira Rosen <irar@il.ibm.com>
8946
8947 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8948
8949 2005-02-17 Ira Rosen <irar@il.ibm.com>
8950
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.
8960
8961 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8962
8963 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8964 (tree-vectorizer.o): Added missing dependencies.
8965
8966 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8967 decleration.
8968 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8969 declaration in tree-vectorizer.c, now has an extern declaration in
8970 tree-vectorizer.h).
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.
8980
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.
8991
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.
9006
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.
9021
9022 * tree-vect-analyze.c: New file.
9023 * tree-vect-transform.c: New file.
9024
9025 2005-02-17 Jason Merrill <jason@redhat.com>
9026
9027 PR mudflap/19319, c++/19317
9028 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9029 slot explicit.
9030
9031 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9032
9033 * doc/install.texi (Specific): Update link for Darwin-specific
9034 tool binary site.
9035
9036 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9037
9038 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9039 constant_boolean_node.
9040
9041 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9042
9043 PR target/19019
9044 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9045 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9046
9047 2005-02-16 Richard Henderson <rth@redhat.com>
9048
9049 PR 19920
9050 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9051 with W_TYPE_SIZE.
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.
9066
9067 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9068
9069 * PR target/19162
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.
9081
9082 2005-02-16 Stan Shebs <shebs@apple.com>
9083
9084 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9085 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9086
9087 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9088
9089 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9090 configure settings on Solaris 7 and later.
9091
9092 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9093
9094 PR tree-optimization/19865
9095 * tree-optimize.c (init_tree_optimization_passes): Run
9096 pass_may_alias after pass_sra.
9097
9098 2005-02-16 Richard Henderson <rth@redhat.com>
9099 Stuart Hastings <stuart@apple.com>
9100
9101 PR debug/19521
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
9105 this function.
9106
9107 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9108
9109 PR target/20007
9110 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9111 find_basic_blocks.
9112 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9113
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
9119 expand_builtin_XXX.
9120 (fold_builtin_strchr, fold_builtin_strpbrk,
9121 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9122 result to a requested type TYPE.
9123
9124 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9125
9126 PR middle-end/19857
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.
9131
9132 2005-02-15 Jeff Law <law@redhat.com>
9133
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
9142 FOR_EACH_BB.
9143
9144 2005-02-15 Peter O'Gorman <peter@pogma.com>
9145
9146 PR bootstrap/18810
9147 * mklibgcc.in (vis_hide): Use a temporary object file, not
9148 -o /dev/null.
9149
9150 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9151
9152 PR target/19924
9153 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9154 access optimization.
9155
9156 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9157 Alan Modra <amodra@bigpond.net.au>
9158
9159 PR target/19019
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.
9170
9171 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9172
9173 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9174 Fold ~(A - 1) and ~(A + -1) to -A.
9175
9176 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9177
9178 PR pch/14940
9179 PR target/19300
9180 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9181 config/pa/pa-host.c:pa_gt_pch_use_address.
9182
9183 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9184
9185 * tree-vn.c (get_value_handle): Make sure that given an
9186 is_gimple_min_invariant expression, we always return it.
9187
9188 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9189
9190 * passes.c (rest_of_handle_gcse): Fix a comment.
9191
9192 2005-02-15 Jeff Law <law@redhat.com>
9193
9194 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9195 bitmap.
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.
9199
9200 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9201
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.
9206
9207 2005-02-15 Richard Henderson <rth@redhat.com>
9208
9209 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9210 call to be best_edge.
9211
9212 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9213
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
9217 find_basic_blocks.
9218
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.
9223
9224 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9225
9226 * tree-dump.c (dump_files): Update to reflect new member
9227 of dump_file_info.
9228 (dump_register): Add new argument.
9229 Set glob name.
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
9236 member.
9237
9238 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9239
9240 PR preprocessor/16323
9241 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9242
9243 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9244
9245 PR target/19019
9246 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9247 (trunctfdf2_internal1): New.
9248 (trunctfdf2_internal2): Renamed from trunctfdf2.
9249
9250 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9251
9252 PR tree-optimization/19853
9253 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9254
9255 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9256
9257 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9258 delete_dead_jumptables and cleanup_cfg.
9259
9260 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9261
9262 * reload.c (find_reloads): Swap address_reloaded flags when
9263 swapping commutative operands.
9264
9265 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9266
9267 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9268 Use standard_iv_increment_position for computing the bsi position
9269 for create_iv.
9270 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9271 the bsi position.
9272
9273 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9274
9275 PR target/17428
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
9279 scan normal insns.
9280
9281 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9282 profile in libcalls.
9283
9284 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9285
9286 * bitmap.h (bitmap_and_compl_into): Return bool.
9287 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9288
9289 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9290
9291 PR tree-optimization/19944
9292 * fold-const.c (fold): Re-add ABS_EXPR folding.
9293
9294 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9295
9296 PR target/19019
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
9300 MASK_XL_COMPAT.
9301 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9302 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9303 TARGET_XL_COMPAT.
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.
9313
9314 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9315
9316 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9317
9318 2005-02-13 Jason Merrill <jason@redhat.com>
9319
9320 PR c++/16405
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.
9328
9329 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9330
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.
9336
9337 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9338
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.
9342
9343 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9344 delete_trivially_dead_insns too many times.
9345
9346 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9347 tem and tem2.
9348
9349 2005-02-12 Ira Rosen <irar@il.ibm.com>
9350
9351 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9352 (vect_is_simple_iv_evolution): Remove redundant parameter
9353 and step check.
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.
9366
9367 2005-02-12 Ira Rosen <irar@il.ibm.com>
9368
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.
9379
9380 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9381
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
9386 patterns.
9387 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9388 using ldexp_optab.
9389 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9390 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9391
9392 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9393 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9394 intrinsics.
9395
9396 2005-02-12 Ira Rosen <irar@il.ibm.com>
9397
9398 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9399 to base_address.
9400 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9401 stmt_vec_info.
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.
9409
9410 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9411
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
9416 body.
9417
9418 2005-02-11 Richard Henderson <rth@redhat.com>
9419
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.
9424 (fold): Call them.
9425 * builtins.c (built_in_names): Remove const.
9426 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9427 builtins.
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.
9439
9440 2005-02-11 Steven Bosscher <stevenb@suse.de>
9441
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.
9446
9447 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9448
9449 PR middle-end/19858
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.
9452
9453 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9454 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9455
9456 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9457
9458 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9459 offsets for the big-endian 32-bit case.
9460
9461 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9462
9463 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9464
9465 2005-02-11 Dale Johannesen <dalej@apple.com>
9466
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.
9470
9471 2005-02-11 Ian Lance Taylor <ian@airs.com>
9472
9473 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9474 with no elements.
9475
9476 * tree.c (build_function_type_list): Work correctly if there are
9477 no arguments.
9478
9479 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9480
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.
9485
9486 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9487
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.
9494
9495 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9496
9497 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9498 signal trampolines.
9499
9500 2005-02-10 David Daney <ddaney@avtrex.com>
9501
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.
9511
9512 2005-02-10 Steven Bosscher <stevenb@suse.de>
9513
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
9518 variable.
9519
9520 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9521
9522 * config/mips/mips.md: Fix the placement of the match_scratch in the
9523 lea64 peephole2.
9524
9525 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9526
9527 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9528 Fix comment typos.
9529
9530 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9531
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.
9537
9538 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9539
9540 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9541
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
9545 copyright.
9546
9547 2005-02-10 Jeff Law <law@redhat.com>
9548
9549 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9550 (lookup_avail_expr): Similarly.
9551
9552 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9553
9554 * builtins.c (fold_builtin_powi): New function.
9555 (fold_builtin_1): Call it.
9556
9557 2005-02-10 Steven Bosscher <stevenb@suse.de>
9558
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__.
9563
9564 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9565
9566 PR c/19342
9567 * c-typeck.c (common_type): New routine. Old common_type renamed
9568 to...
9569 (c_common_type): ...this.
9570 (build_conditional_expr, build_binary_op): Use c_common_type instead
9571 of common_type.
9572
9573 2005-02-10 Steven Bosscher <stevenb@suse.de>
9574
9575 * doc/md.texi: Replace @samp{length} with @code{length}.
9576
9577 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9578
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
9587 functions.
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.
9611
9612 2005-02-09 Richard Henderson <rth@redhat.com>
9613
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
9618 match.
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.
9626
9627 2005-02-09 Roger Sayle <roger@eyesopen.com>
9628
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.
9640
9641 2005-02-09 Ian Lance Taylor <ian@airs.com>
9642
9643 PR middle-end/19583
9644 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9645 just check whether EH_FILTER_FAILURE falls through.
9646
9647 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9648
9649 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9650 insns return to ready list in the next turn.
9651
9652 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9653
9654 PR middle-end/19402
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].
9665
9666 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9667
9668 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9669 exists.
9670
9671 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9672
9673 PR middle-end/19854
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.
9678
9679 2005-02-09 Roger Sayle <roger@eyesopen.com>
9680
9681 PR target/19597
9682 * config/avr/avr.c (default_rtx_costs): Delete.
9683 (avr_operand_rtx_cost): New function.
9684 (avr_rtx_costs): Completely rewrite.
9685
9686 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9687
9688 PR target/19806
9689 * config/cris/cris.c (in_code): New variable.
9690 (cris_output_addr_const): Now a static function, a wrapper for
9691 output_addr_const.
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
9699 declaration.
9700 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9701 (cris_asm_output_label_ref): Declare.
9702
9703 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9704
9705 PR preprocessor/19801
9706 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9707 filenames that changed when libcpp was moved to the toplevel.
9708
9709 2005-02-07 Roger Sayle <roger@eyesopen.com>
9710
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.
9714
9715 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9716
9717 PR ada/19489
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.
9721
9722 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9723
9724 PR target/19803
9725 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9726
9727 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9728
9729 PR debug/19327
9730 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9731 of nested functions.
9732
9733 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9734
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.
9738
9739 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9740
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:
9744 Update copyright.
9745
9746 * cse.c: Update comments.
9747
9748 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9749
9750 PR middle-end/19775
9751 * builtins.c (fold_builtin_sqrt): Transform
9752 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9753 pow(x,y*0.5).
9754
9755 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9756 Dorit Naishlos <dorit@il.ibm.com>
9757
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
9761 was added.
9762 * tree.h (vect_set_verbosity_level): New extern function declaration
9763 added.
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.
9773
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.
9777
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):
9785 (vect_init_vector):
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.
9820
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.
9836
9837 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9838
9839 PR bootstrap/19796
9840 Revert:
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.
9844
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
9850 executables.
9851
9852 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9853
9854 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9855 redundant, incorrect definitions.
9856
9857 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9858 expand.
9859 ("*tls_indirect_call"): New, reference hard regs directly.
9860 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9861
9862 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9863
9864 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9865 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9866
9867 2005-02-06 Roger Sayle <roger@eyesopen.com>
9868
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
9872 gen_lowpart.
9873
9874 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9875
9876 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9877
9878 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9879
9880 PR other/17135
9881 * doc/invoke.texi: Correct documentation of -freorder-functions.
9882
9883 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9884
9885 PR other/14402
9886 * doc/invoke.texi: Don't mention gccbug.
9887
9888 2005-02-06 Roger Sayle <roger@eyesopen.com>
9889 Andrew Pinski <pinskia@physics.uc.edu>
9890 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9891
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).
9895
9896 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9897
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
9904 history.
9905 * doc/gcc.texi: Remove last update date.
9906 * doc/gccint.texi: Likewise. Update copyright dates.
9907 * doc/install.texi: Update copyright dates.
9908
9909 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9910
9911 PR other/7549
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.
9915
9916 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9917
9918 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9919 unnecessary cast to original induction variable increments.
9920
9921 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9922
9923 PR tree-optimization/18219
9924 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9925 in distributed form.
9926
9927 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9928
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
9932 that register.
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.
9936
9937 2005-02-06 Steven Bosscher <stevenb@suse.de>
9938
9939 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9940 not SET_DEST.
9941
9942 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9943
9944 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9945
9946 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9947
9948 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9949 * config/darwin8.h: New.
9950 * config/darwin7.h: Update comment.
9951
9952 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9953 Dorit Naishlos <dorit@il.ibm.com>
9954
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.
9959
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.
9966
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.
9971
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):
9978 (vect_init_vector):
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.
10009
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.
10021
10022 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10023 changed from loop to loop_loc.
10024
10025 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10026
10027 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10028 Dorit Naishlos <dorit@il.ibm.com>
10029
10030 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10031 declaration added.
10032 (vect_analyze_data_ref_dependences): Likewise.
10033
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.
10040
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.
10056
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.
10070
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
10077
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.
10082
10083 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10084
10085 PR tree-opt/19768
10086 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10087 phi flag if the phi is abnormal.
10088
10089 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10090
10091 PR tree-opt/19736
10092 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10093 information for the new statement.
10094
10095 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10096
10097 PR driver/19117
10098 * gcc.c (main): Include the target in -v output.
10099
10100 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10101
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).
10106
10107 2005-02-02 Roger Sayle <roger@eyesopen.com>
10108
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.
10114
10115 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10116
10117 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10118 a REG, not a MEM.
10119 (altivec_dstt): Likewise.
10120 (altivec_dstst): Likewise.
10121 (altivec_dststt): Likewise.
10122 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10123 of first operand.
10124
10125 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10126
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
10130 the new vec_stmt.
10131
10132 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10133
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.
10143
10144 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10145
10146 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10147 phis are used out of the loop.
10148
10149 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10150
10151 PR c/17807
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
10157 function.
10158
10159 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10160
10161 * tree.c (build_int_cst_type): Take sign of the value into account
10162 when deciding whether sign extend the value.
10163
10164 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10165
10166 PR c/18502
10167 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10168 (cpp_options, cc1_options): Change %{std*&ansi} to
10169 %{std*&ansi&trigraphs}.
10170
10171 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10172
10173 * cse.c: Update comments.
10174
10175 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10176
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
10179 pairs.
10180
10181 2005-02-02 Steven Bosscher <stevenb@suse.de>
10182
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.
10186
10187 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10188
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.
10198
10199 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10200
10201 * df.c (df_def_record_1, df_uses_record): Don't use
10202 DF_FOR_REGALLOC.
10203 * df.h (DF_FOR_REGALLOC): Remove.
10204
10205 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10206
10207 PR c/19435
10208 * c-typeck.c (really_start_incremental_init): Reset
10209 constructor_max_index for arrays of incomplete type.
10210
10211 2005-02-02 Jeff Law <law@redhat.com>
10212
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.
10218
10219 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10220
10221 PR other/15514
10222 * doc/gcov.texi: Fix typo.
10223
10224 2005-02-01 Richard Henderson <rth@redhat.com
10225
10226 PR target/19680
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
10229 type to bool.
10230 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10231 * config/i386/i386-protos.h: Update.
10232
10233 2005-02-01 Steven Bosscher <stevenb@suse.de>
10234
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.
10240
10241 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10242
10243 * doc/extend.texi (Nested Functions): Update.
10244
10245 2005-02-01 Richard Henderson <rth@redhat.com>
10246
10247 PR 19696
10248 * optabs.c (expand_copysign_absneg): Export.
10249 * optabs.h (expand_copysign_absneg): Declare.
10250 * config/rs6000/rs6000.md (copysigntf3): New.
10251
10252 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10253
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.
10269
10270 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10271
10272 PR tree-optimization/19670
10273 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10274 here...
10275 (verify_use): ... set it here, instead.
10276
10277 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10278
10279 * doc/sourcebuild.texi (Test directives): Fix formatting.
10280
10281 * doc/sourcebuild.texi (Test directives): Describe selector
10282 expressions.
10283
10284 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10285
10286 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10287 specific 64-bit CPUs.
10288
10289 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10290
10291 PR target/16201
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.
10296
10297 2005-02-01 Steven Bosscher <stevenb@suse.de>
10298
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.
10309
10310 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10311
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.
10315
10316 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10317
10318 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10319
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.
10328
10329 2005-01-31 Jeff Law <law@redhat.com>
10330
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.
10339
10340 * tree-ssa-dom.c (record_cond): Pass correct variable type
10341 for last argument to htab_find_slot_with_hash.
10342
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.
10345
10346 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10347
10348 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10349 1_mmalua.
10350
10351 2005-02-01 Eric Christopher <echristo@redhat.com>
10352
10353 * config/mips/mips.c (override_options): Warn if -mint64
10354 is used.
10355 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10356 deprecated.
10357
10358 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10359
10360 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10361 timestamp.
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
10370 get_cse_reg_info.
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.
10376
10377 * cse.c (get_cse_reg_info): Update a comment.
10378
10379 2005-01-31 Steven Bosscher <stevenb@suse.de>
10380
10381 PR c/19333
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.
10388
10389 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10390
10391 * cse.c (delete_trivially_dead_insn): Don't iterate.
10392
10393 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10394
10395 * config/rs6000/rs6000.md (copysignsf3): New expand.
10396 (copysigndf3): Likewise.
10397
10398 2005-01-31 Steven Bosscher <stevenb@suse.de>
10399
10400 * recog.c (constrain_operands): Only look for earlyclobber operand
10401 conflicts if an '&' constraint was seen.
10402
10403 2005-01-31 Marc Espie <espie@openbsd.org>
10404
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.
10409
10410 2005-01-31 Dale Johannesen <dalej@apple.com>
10411
10412 * doc/extend.texi (nested functions): Fix linkage description.
10413 Clarify that static is not allowed.
10414
10415 2005-01-31 Dale Johannesen <dalej@apple.com>
10416
10417 * config/rs6000/darwin.md (movsf_low_di): Make work.
10418 (movdf_low_di): Make work.
10419
10420 2005-01-31 Dale Johannesen <dalej@apple.com>
10421
10422 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10423 Make work for 64 bit.
10424
10425 2005-01-31 Roger Sayle <roger@eyesopen.com>
10426 Dale Johannesen <dalej@apple.com>
10427
10428 PR middle-end/19650
10429 * fold-const.c (fold_binary_op_with_conditional_arg):
10430 Make types match original operands, before STRIP_NOPS.
10431
10432 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10433
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
10443 and vector regs.
10444
10445 2005-01-31 Ira Rosen <irar@il.ibm.com>
10446
10447 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10448 sizetype.
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.
10454
10455 2005-01-31 Richard Henderson <rth@redhat.com>
10456
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.
10460
10461 2005-01-31 Richard Henderson <rth@redhat.com>
10462
10463 PR 19696
10464 * optabs.c (expand_copysign_absneg): New.
10465 (expand_copysign_bit): Split out from ...
10466 (expand_copysign): ... here. Use expand_copysign_absneg.
10467
10468 2005-01-30 Roger Sayle <roger@eyesopen.com>
10469
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.
10473
10474 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10475
10476 PR target/19704
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.
10480
10481 2005-01-30 Richard Henderson <rth@redhat.com>
10482
10483 PR 19696
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
10488 back to maximum.
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.
10493
10494 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10495
10496 Fix PR tree-optimization/19624
10497
10498 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10499 * tree-ssa-pre.c: Add cfgloop.h.
10500 Update comment.
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
10506 inserted_exprs.
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.
10519
10520 2005-01-30 Richard Henderson <rth@redhat.com>
10521
10522 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10523 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10524
10525 2005-01-30 Richard Henderson <rth@redhat.com>
10526
10527 PR target/19700
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.
10539
10540 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10541
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.
10545
10546 2005-01-29 Richard Henderson <rth@redhat.com>
10547
10548 PR target/19690
10549 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10550 of # and * in constraints.
10551
10552 2005-01-29 Richard Henderson <rth@redhat.com>
10553
10554 PR middle-end/19689
10555 * expr.c (store_field): Don't strip sub-mode cast when the input
10556 data is even smaller.
10557
10558 2005-01-29 Richard Henderson <rth@redhat.com>
10559
10560 PR middle-end/19687
10561 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10562 union being empty.
10563
10564 2005-01-29 Richard Henderson <rth@redhat.com>
10565
10566 * combine.c (make_field_assignment): Fix argument order
10567 to gen_int_mode.
10568
10569 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10570
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.
10575
10576 2005-01-29 Jeff Law <law@redhat.com>
10577
10578 * gcse.c (insert_expr_in_table): Revamp handling of available
10579 and anticipatable occurrence lists to avoid unnecessary list
10580 walking.
10581 (insert_set_in_table): Similarly.
10582
10583 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10584
10585 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10586 build string type.
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
10596 variables.
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
10602 types.
10603 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10604 (args2) in variables a1 and a2.
10605
10606 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10607
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.
10611
10612 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10613
10614 PR target/15384
10615 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10616 configuration part of dp-bit.c to be lost.
10617
10618 2005-01-28 Roger Sayle <roger@eyesopen.com>
10619
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.
10623
10624 2005-01-28 Ian Lance Taylor <ian@airs.com>
10625
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.
10630
10631 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10632
10633 * cse.c (fold_rtx) <PC>: Don't optimize.
10634
10635 2005-01-28 Jeff Law <law@redhat.com>
10636
10637 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10638 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10639
10640 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10641
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
10649 cse_reg_info_list.
10650
10651 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10652
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.
10658
10659 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10660
10661 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10662 SSE_FLOAT_MODE_P for use_sse computation.
10663
10664 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10665
10666 PR target/19663
10667 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10668
10669 2005-01-27 Richard Henderson <rth@redhat.com>
10670
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.
10678
10679 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10680 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10681
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.
10688
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.
10694
10695 2005-01-27 Arend Bayer <arend.bayer@web.de>
10696 Kazu Hirata <kazu@cs.umass.edu>
10697
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
10701 NULL_RTX.
10702
10703 2005-01-27 Jeff Law <law@redhat.com>
10704
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.
10711
10712 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10713
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.
10719
10720 2005-01-27 Steven Bosscher <stevenb@suse.de>
10721
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
10726 and better.
10727
10728 2005-01-27 Ian Lance Taylor <ian@airs.com>
10729
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
10735 a return slot.
10736
10737 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10738
10739 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10740
10741 PR c/18946
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.
10745
10746 2005-01-27 Richard Henderson <rth@redhat.com>
10747
10748 PR tree-opt/14329
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.
10758
10759 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10760
10761 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10762 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10763
10764 2005-01-27 Steven Bosscher <stevenb@suse.de>
10765
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.
10769
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.
10778
10779 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10780
10781 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10782
10783 * unwind-dw2.c (execute_stack_op): Add missing cases for
10784 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10785
10786 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10787
10788 * config.gcc (Obsolete configurations): Remove 'dummy', add
10789 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10790 sparc-*-openbsd*.
10791
10792 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10793
10794 PR tree-optimization/19633
10795 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10796 CALL_EXPRs.
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
10800 with side-effects.
10801
10802 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10803
10804 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10805 even for variables with NULL DECL_INITIAL.
10806
10807 2005-01-26 Stuart Hastings <stuart@apple.com>
10808
10809 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10810
10811 2005-01-26 Richard Henderson <rth@redhat.com>
10812
10813 PR middle-end/18008
10814 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10815 field's type.
10816 * expr.c (store_field): Strip conversions to odd-bit-sized types
10817 if the destination field width matches.
10818
10819 2005-01-26 Richard Henderson <rth@redhat.com>
10820
10821 * c-decl.c, expmed.c, expr.c: Revert last change.
10822
10823 2005-01-26 Richard Henderson <rth@redhat.com>
10824
10825 PR middle-end/18008
10826 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10827 field's type.
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.
10832
10833 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10834
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.
10837
10838 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10839
10840 PR target/19293
10841 PR target/19329
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".
10851
10852 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10853
10854 * doc/invoke.texi: Document -mTLS.
10855
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.
10864
10865 * configure.ac: Check for a TLS capable gas.
10866
10867 * configure: Regenerate.
10868
10869 2005-01-26 Richard Henderson <rth@redhat.com>
10870
10871 PR middle-end/18008
10872 * combine.c (make_field_assignment): Simplify store to zero_extract
10873 from a source with an overlapping mask.
10874
10875 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10876
10877 2004-11-11 Eric Christopher <echristo@redhat.com>
10878
10879 * config/frv/frv.md: Add fr400_integer automaton. Don't
10880 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10881 to TYPE_MACC.
10882
10883 2005-01-26 Steven Bosscher <stevenb@suse.de>
10884
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.
10892
10893 2005-01-26 Richard Henderson <rth@redhat.com>
10894
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
10898 fully initialized.
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.
10903
10904 2005-01-26 Steven Bosscher <stevenb@suse.de>
10905
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.
10913
10914 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10915
10916 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10917
10918 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10919
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.
10923
10924 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10925
10926 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10927 rule to avoid matching inappropriate suffix rule.
10928
10929 2005-01-26 Jan Hubicka <jh@suse.cz>
10930
10931 PR tree-optimization/19241
10932 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10933
10934 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10935
10936 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10937 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10938 of doubling.
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.
10951
10952 2005-01-25 Ian Lance Taylor <ian@airs.com>
10953
10954 * gimple-low.c (block_may_fallthru): Correct handling of
10955 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10956
10957 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10958
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=.
10962
10963 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10964
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.
10969
10970 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10971
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.
10985
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.
10996
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.
11013 ("tls_lddi"): New.
11014
11015 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11016
11017 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11018
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.
11023
11024 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11025
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.
11029
11030 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11031
11032 * real.c (do_add): Initialize signalling and canonical members.
11033
11034 * real.c (real_from_integer): Zero out destination.
11035
11036 2005-01-18 Jan Hubicka <jh@suse.cz>
11037
11038 PR tree-optimize/19337
11039 * tree-inline.c (initialize_inlined_parameters): Copy
11040 saved_static_chain_decl only.
11041
11042 2005-01-25 Richard Henderson <rth@redhat.com>
11043
11044 PR target/19556
11045 PR target/19584
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.
11051
11052 2005-01-25 Richard Henderson <rth@redhat.com>
11053
11054 PR middle-end/19609
11055 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11056
11057 2005-01-25 Roger Sayle <roger@eyesopen.com>
11058
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.
11062
11063 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11064
11065 PR middle-end/19330
11066 * expmed.c (extract_bit_field): Use adjust_address instead of
11067 gen_lowpart when op0 is a MEM.
11068
11069 2005-01-24 Steven Bosscher <stevenb@suse.de>
11070
11071 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11072
11073 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11074
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
11079 executables.
11080
11081 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11082
11083 PR bootstrap/19364
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.
11095 Undefine it.
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.
11106
11107 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11108
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.
11113
11114 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11115
11116 PR target/17751
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.
11121
11122 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11123
11124 * sh.c (ra.h): Don't #include.
11125 (hard_regs_intersect_p): New function, resurrected from ra.c.
11126
11127 * sh.c: Fix 1996 Copyright.
11128
11129 2005-01-24 Richard Henderson <rth@redhat.com>
11130 Aldy Hernandez <aldyh@redhat.com>
11131
11132 * regrename.c (note_sets): Handle subregs.
11133
11134 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11135
11136 PR bootstrap/18058
11137 * genconditions.c (write_header, write_conditions): Elide file if
11138 not GCC >= 3.0.1.
11139
11140 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11141
11142 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11143 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11144 Update copyright.
11145
11146 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11147
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
11153 POINTER_TYPE_P.
11154
11155 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11156
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.
11162
11163 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11164
11165 * flow.c (propagate_one_insn): Formatting.
11166
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.
11171
11172 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11173
11174 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11175 operand constraint for operand 0.
11176
11177 2005-01-23 Richard Henderson <rth@redhat.com>
11178
11179 PR 19486
11180 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11181 edges leading to join block.
11182
11183 2005-01-23 Roger Sayle <roger@eyesopen.com>
11184
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.
11190
11191 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11192
11193 * flow.c (regset_bytes, regset_size): Remove.
11194
11195 * cfganal.c: Fix a reference to Harvey's paper.
11196
11197 2005-01-23 Steven Bosscher <stevenb@suse.de>
11198
11199 PR rtl-optimization/19464
11200 * tree-optimize.c (init_tree_optimization_passes): Add one more
11201 copyrename pass just before out-of-ssa.
11202
11203 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11204
11205 PR bootstrap/18058
11206 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11207 * ggc-none.c (ggc_free): Define.
11208
11209 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11210
11211 * cse.c (max_reg, max_insn_uid): Remove.
11212 (cse_main): Don't access max_reg or max_insn_uid.
11213
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.
11219
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.
11223
11224 * gcse.c (null_pointer_info): Remove.
11225
11226 2005-01-23 Roger Sayle <roger@eyesopen.com>
11227 Eric Botcazou <ebotcazou@libertysurf.fr>
11228
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.
11232
11233 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11234
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
11244 conventions.
11245
11246 2005-01-23 Steven Bosscher <stevenb@suse.de>
11247
11248 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11249 tests, instead of `less than'.
11250
11251 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11252
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.
11257
11258 2005-01-22 Roger Sayle <roger@eyesopen.com>
11259
11260 PR middle-end/19378
11261 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11262
11263 2005-01-22 Richard Henderson <rth@redhat.com>
11264
11265 PR target/19506
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.
11273
11274 2005-01-22 Richard Henderson <rth@redhat.com>
11275
11276 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11277
11278 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11279
11280 2005-01-22 Richard Henderson <rth@redhat.com>
11281
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.
11288
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):
11294 Likewise.
11295
11296 2005-01-22 Paul Brook <paul@codesourcery.com>
11297
11298 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11299
11300 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11301
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.
11308
11309 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11310
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.
11315
11316 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11317
11318 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11319 access registers.
11320 (CLASS_MAX_NREGS): Likewise.
11321
11322 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11323
11324 * doc/tree-ssa.texi (Statement Operands): Add example for new
11325 must-def macro. Note deprecation of old operands interface.
11326
11327 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11328
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.
11333
11334 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11335
11336 Fix PR tree-optimization/19038
11337 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11338 copies with loop variant ones.
11339
11340 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11341
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.
11347
11348 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11349 first label to see if it is a nonlocal label.
11350
11351 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11352 Andrew Pinski <pinskia@physics.uc.edu>
11353
11354 PR target/19491
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.
11357
11358 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11359
11360 * config/rs6000/rtems.h: Update copyright.
11361
11362 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11363
11364 PR target/19548
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.
11368
11369 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11370
11371 PR c/18809
11372 * c-typeck.c (convert_arguments): Check for error_mark_node.
11373
11374 2005-01-21 Ian Lance Taylor <ian@airs.com>
11375
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
11382 TREE_NO_WARNING.
11383 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11384 has been lowered.
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.
11390
11391 2005-01-21 Roger Sayle <roger@eyesopen.com>
11392
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.
11405
11406 2005-01-21 Tom Tromey <tromey@redhat.com>
11407
11408 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11409
11410 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11411
11412 * tree-cfg.c: Fix comment typos.
11413
11414 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11415
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.
11418
11419 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11420
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.
11436
11437 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11438
11439 PR target/18701
11440 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11441
11442 2005-01-20 Paul Brook <paul@codesourcery.com>
11443
11444 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11445
11446 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11447
11448 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11449 label is first in a sequence of labels.
11450
11451 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11452
11453 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11454 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11455
11456 * doc/sourcebuild.texi (Test Directives): New.
11457
11458 2005-01-20 Roger Sayle <roger@eyesopen.com>
11459
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.
11463
11464 2005-01-20 Paul Brook <paul@codesourcery.com>
11465
11466 * config/arm/arm.md (insv): Use gen_int_mode.
11467
11468 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11469
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.
11475
11476 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11477
11478 Fix PR debug/19124
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
11485 list.
11486
11487 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11488
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
11492 PHI_WANTED.
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
11498 pass_merge_phi.
11499 * tree-pass.h: Add an extern for pass_merge_phi;
11500
11501 2005-01-20 Richard Henderson <rth@redhat.com>
11502
11503 PR target/19418
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.
11507
11508 2005-01-20 Richard Henderson <rth@redhat.com>
11509
11510 PR target/19530
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.
11520
11521 2005-01-20 Richard Henderson <rth@redhat.com>
11522
11523 PR target/16533
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.
11528
11529 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11530
11531 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11532 copyright.
11533
11534 2005-01-20 Richard Henderson <rth@redhat.com>
11535
11536 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11537 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11538
11539 2005-01-19 Richard Henderson <rth@redhat.com>
11540
11541 PR target/19350
11542 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11543 to V4SFmode in SSE1 fallback load path.
11544
11545 2005-01-19 Richard Henderson <rth@redhat.com>
11546
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.
11550
11551 2005-01-19 Richard Henderson <rth@redhat.com>
11552
11553 PR target/19511
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.
11569
11570 2005-01-19 Richard Henderson <rth@redhat.com>
11571
11572 PR target/19427
11573 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11574 shufps elements.
11575 (ix86_expand_vector_extract): Likewise.
11576
11577 2005-01-19 Richard Henderson <rth@redhat.com>
11578
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.
11585
11586 2005-01-19 Richard Henderson <rth@redhat.com>
11587
11588 PR target/19518
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
11592 rtl if true.
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.
11609
11610 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11611
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.
11617
11618 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11619
11620 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11621 (compute_dominance_frontiers): Ditto.
11622
11623 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11624
11625 PR target/19529
11626 * config/sh/t-rtems: New.
11627 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11628
11629 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11630
11631 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11632 the offset of the selected field.
11633
11634 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11635
11636 * tree-cfg.c (remove_forwarder_block): Fix the check to
11637 prevent a nonlocal label from appearing in the middle of a
11638 basic block.
11639
11640 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11641
11642 PR rtl-optimization/19462
11643 * reorg.c (find_end_label): Create return insn only if
11644 current_function_epilogue_delay_list is empty.
11645
11646 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11647
11648 * doc/passes.texi: Remove paragraph mentioning new-ra.
11649
11650 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11651
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.
11662
11663 PR c/17297
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.
11667
11668 PR middle-end/19164
11669 * c-typeck.c (digest_init): Only call build_vector if inside_init
11670 is a CONSTRUCTOR.
11671
11672 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11673
11674 * toplev.c (init_asm_output): Remove dead #ifdef.
11675
11676 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11677
11678 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11679
11680 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11681
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.
11692
11693 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11694
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.
11700
11701 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11702
11703 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11704 ("sordered"): Same.
11705
11706 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11707
11708 PR C/19472
11709 * c-typeck.c (build_asm_expr): Strip nops off
11710 input memory operands.
11711
11712 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11713
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.
11718
11719 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11720
11721 PR target/19379
11722 * config/i386/i386.c (override_options): If the 80387 is disabled,
11723 then do not return FP values using FP registers.
11724
11725 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11726
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.
11742
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.
11762
11763 2005-01-18 Richard Henderson <rth@redhat.com>
11764
11765 PR target/19496
11766 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11767
11768 2005-01-18 Marc Espie <espie@openbsd.org>
11769 * config/i386/openbsdelf.h: Typo.
11770
11771 2005-01-18 Richard Henderson <rth@redhat.com>
11772
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.
11776
11777 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11778
11779 * tree-inline.c (estimate_num_insns_1): Added cases for
11780 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11781
11782 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11783
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.
11788
11789 2005-01-18 Andi Kleen <ak@muc.de>
11790
11791 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11792 * c.opt (-Wpointer-sign): Add.
11793 * doc/invoke.texi: (-Wpointer-sign): Add.
11794
11795 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11796
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
11812 from expander.
11813
11814 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11815
11816 PR target/19424
11817 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11818 Add movaps alternative for xmm reg->reg move.
11819
11820 2005-01-17 Jeff Law <law@redhat.com>
11821
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.
11824
11825 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11826
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
11830 type tag.
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.
11837
11838 2005-01-17 James E Wilson <wilson@specifixinc.com>
11839
11840 PR target/19357
11841 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11842 comment to document why.
11843
11844 2005-01-17 Richard Henderson <rth@redhat.com>
11845
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.
11853
11854 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11855
11856 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11857 bubblestrap from always rebuilding build directory.
11858
11859 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11860
11861 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11862 ("*cmpmem_short"): Likewise.
11863
11864 2005-01-17 Steven Bosscher <stevenb@suse.de>
11865
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.
11870
11871 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11872
11873 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11874 redundant target_cpu_default and extra_parts lines. Use the default
11875 "from-abi" ISA.
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.
11882
11883 2005-01-17 Ian Lance Taylor <ian@airs.com>
11884
11885 PR c/5675
11886 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11887 fold constant variables into initial values.
11888
11889 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11890
11891 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11892
11893 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11894 through the statements backward.
11895
11896 2005-01-17 Ian Lance Taylor <ian@airs.com>
11897
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.
11901
11902 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11903
11904 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11905 when modes are tieable.
11906
11907 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11908
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.
11912
11913 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11914
11915 * common.opt (-fnew-ra): Remove.
11916 * 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.
11923
11924 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11925
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.
11936
11937 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11938
11939 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11940 mark_dfs_back_edges.
11941
11942 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11943
11944 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11945 (compute_avail): Uses don't go in tmp_gen.
11946
11947 2005-01-16 Steven Bosscher <stevenb@suse.de>
11948
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.
11951
11952 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11953
11954 PR target/16304
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):
11960 New functions.
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.
11966
11967 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11968
11969 PR target/19336
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.
11973
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.
11985
11986 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11987
11988 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11989
11990 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11991
11992 PR ada/19388
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.
11997
11998 2004-01-15 Roger Sayle <roger@eyesopen.com>
11999
12000 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12001
12002 2004-01-15 Roger Sayle <roger@eyesopen.com>
12003
12004 * harg-reg-set.h (reg_class_names): Prototype global array.
12005 * regclass.c (reg_class_names): Declare here and initialize to
12006 REG_CLASS_NAMES.
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.
12015
12016 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12017
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.
12021
12022 2005-01-15 Marc Espie <espie@openbsd.org>
12023
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.
12030
12031 2005-01-15 Marc Espie <espie@openbsd.org>
12032
12033 * collect2.c (main): Explicitly parse -dynamic-linker option.
12034
12035 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12036
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.
12044
12045 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12046
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.
12051
12052 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12053
12054 * explow.c (copy_all_reg, stabilize): Remove.
12055 * expr.h: Remove the corresponding prototypes.
12056
12057 * rtlanal.c (regs_set_between_p): Remove.
12058 * rtl.h: Remove the corresponding prototype.
12059
12060 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12061
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.
12070
12071 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12072
12073 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12074
12075 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12076
12077 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12078 on e500v2.
12079 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12080 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12081
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
12085 correctly.
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
12091 register.
12092
12093 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12094 to rs6k_nonimmediate_operand.
12095
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.
12103
12104 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12105
12106 * postreload.c (move2add_note_store): Only call
12107 trunc_int_for_mode on scalar integers.
12108
12109 2005-01-14 Steven Bosscher <stevenb@suse.de>
12110
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.
12120
12121 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12122
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.
12126
12127 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12128
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.
12132
12133 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12134
12135 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12136 flag_finite_math_only with flag_unsafe_math_optimizations.
12137
12138 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12139
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.
12145
12146 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12147
12148 PR target/7525
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.
12162
12163 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12164
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.
12170
12171 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12172 arguments instead of 1.
12173
12174 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12175
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.
12180
12181 2005-01-13 Roger Sayle <roger@eyesopen.com>
12182
12183 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12184 (and (sign_extend X) C) into (zero_extend (and X C)).
12185
12186 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12187
12188 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12189
12190 2005-01-13 Richard Henderson <rth@redhat.com>
12191
12192 PR target/19009
12193 PR target/19250
12194 PR target/19252
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.
12224
12225 2005-01-13 Steven Bosscher <stevenb@suse.de>
12226
12227 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12228 (fix_stmt_v_may_defs): Likewise.
12229
12230 2005-01-13 Richard Henderson <rth@redhat.com>
12231
12232 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12233 for converting the mask.
12234
12235 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12236
12237 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12238 definition to 600.
12239
12240 2005-01-13 Richard Henderson <rth@redhat.com>
12241
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
12248 shuffling.
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>.
12255
12256 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12257
12258 * function.c (assign_parm_setup_block): Look inside original
12259 entry_parm when inspecting PARALLEL.
12260
12261 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12262 Joel Sherrill <joel@oarcorp.com>
12263
12264 PR target/19399
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.
12271
12272 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12273
12274 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12275
12276 2005-01-13 Jan Beulich <jbeulich@novell.com>
12277
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.
12283
12284 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12285
12286 PR target/18329
12287 PR target/18330
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.
12291
12292 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12293
12294 PR target/19334
12295 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12296 of TYPE_SIZE where we mean the number of bytes.
12297
12298 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12299
12300 * function.c (assign_parm_setup_block): Relax condition on
12301 multi-register optimization.
12302
12303 2005-01-12 Nick Clifton <nickc@redhat.com>
12304
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
12308 exceptions.
12309
12310 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12311
12312 PR target/19389
12313 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12314 with r->Y and Y->r.
12315
12316 2005-01-12 Nick Clifton <nickc@redhat.com>
12317
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.
12321
12322 2005-01-11 Roger Sayle <roger@eyesopen.com>
12323
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.
12327
12328 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12329
12330 * Makefile.in: Set a `build-warn' variable.
12331
12332 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12333
12334 PR tree-optimization/17949
12335 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12336 (find_interesting_uses_address): Use it.
12337
12338 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12339
12340 * regrename.c (kill_value): Handle subreg's that won't simplify.
12341
12342 2005-01-11 Richard Henderson <rth@redhat.com>
12343
12344 PR target/13366
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.
12406
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
12410 constructor form.
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.
12445
12446 2005-01-11 Stan Shebs <shebs@apple.com>
12447
12448 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12449 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12450
12451 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12452
12453 PR target/18761
12454 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12455 Skip all DECLs except for FIELD_DECLs.
12456
12457 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12458
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.
12464
12465 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12466
12467 * config/s390/s390.c (struct s390_frame_layout): Remove
12468 save_backchain_p.
12469 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12470 save_backchain_p with TARGET_BACKCHAIN.
12471
12472 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12473
12474 PR target/18916
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
12480 stack_parm.
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.
12494
12495 2005-01-11 Jan Beulich <jbeulich@novell.com>
12496
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.
12501
12502 2005-01-11 Richard Henderson <rth@redhat.com>
12503
12504 * expr.c (store_constructor): Use rtvec_alloc instead of
12505 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12506
12507 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12508
12509 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12510
12511 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12512
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.
12520
12521 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12522
12523 PR target/18987
12524 * config/ia64/ia64.c (process_set): For alloc insn, only call
12525 process_epilogue is !frame_pointer_needed.
12526
12527 2005-01-10 Roger Sayle <roger@eyesopen.com>
12528
12529 PR c++/19355
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.
12532
12533 2005-01-10 Richard Henderson <rth@redhat.com>
12534
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.
12539
12540 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12541
12542 * tree-vectorizer.c, tree.def: Fix comment typos.
12543
12544 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12545
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.
12549
12550 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12551
12552 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12553
12554 2005-01-10 Jan Beulich <jbeulich@novell.com>
12555
12556 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12557 names resulting from -ffunction-sections/-fdata-sections and linkonce
12558 ones.
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.
12562
12563 2005-01-10 Ben Elliston <bje@au.ibm.com>
12564
12565 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12566 targets for which -fPIC reduces limitations on the GOT size.
12567
12568 2005-01-09 Falk Hueffner <falk@debian.org>
12569
12570 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12571 X/C1 cmpop C2.
12572
12573 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12574
12575 PR target/18720
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.
12579
12580 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12581
12582 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12583 (vect_analyze_data_refs_alignment): Add dump prints.
12584
12585 2005-01-09 Ira Rosen <irar@il.ibm.com>
12586
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.
12594
12595 2005-01-09 Richard Henderson <rth@redhat.com>
12596
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
12620 mmx_ prefix.
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.
12648
12649 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12650
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
12656 the cache.
12657
12658 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12659
12660 * config/i386/i386.md (addhi_4): Correct reference in comment.
12661 (addqi_4): Same.
12662
12663 2005-01-08 Richard Henderson <rth@redhat.com>
12664
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*
12684 special cases.
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
12736 same time.
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
12761 from the name.
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.
12801
12802 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12803
12804 * configure.ac (DWARF-2 debug_line): Use objdump.
12805 * configure: Regenerate.
12806
12807 2005-01-08 Jeff Law <law@redhat.com>
12808 Diego Novillo <dnovillo@redhat.com>
12809
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.
12816
12817 2005-01-08 Roger Sayle <roger@eyesopen.com>
12818
12819 * tree.c (int_fits_type_p): Always honor integer constant
12820 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12821
12822 2005-01-08 Roger Sayle <roger@eyesopen.com>
12823
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.
12826
12827 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12828
12829 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12830 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12831
12832 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12833
12834 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12835 library as @multilib_dir@/$(SHLIB_SONAME).
12836
12837 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12838
12839 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12840 * configure: Regenerate.
12841
12842 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12843
12844 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12845 TYPE_MODE.
12846
12847 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12848
12849 PR target/13674
12850 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12851 Convert non-word aligned offset address using ld/std into
12852 indirect address.
12853
12854 2005-01-07 Richard Henderson <rth@redhat.com>
12855
12856 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12857
12858 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12859
12860 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12861
12862 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12863
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.
12867
12868 PR rtl-optimization/19012
12869 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12870
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.
12877
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
12883 arguments.
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.
12887
12888 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12889
12890 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12891
12892 2005-01-06 Roger Sayle <roger@eyesopen.com>
12893
12894 PR target/6077
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.
12899
12900 2005-01-06 Roger Sayle <roger@eyesopen.com>
12901
12902 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12903 of sign or zero extended values.
12904
12905 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12906
12907 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12908 for IBM long double format correctly.
12909
12910 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12911
12912 Fix PR tree-optimization/18792
12913
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.
12922
12923 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12924
12925 PR rtl-opt/13299
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.
12929
12930 2005-01-06 Roger Sayle <roger@eyesopen.com>
12931
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.
12934
12935 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12936
12937 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12938
12939 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12940
12941 Fix PR middle-end/19286
12942 Fix PR debug/19267
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.
12951
12952 2005-01-05 Richard Henderson <rth@redhat.com>
12953
12954 PR target/11327
12955 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12956 (bdesc_2arg): Use it.
12957 (ix86_expand_binop_builtin): Force operands into registers
12958 when optimizing.
12959 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12960 ix86_expand_sse_compare, ix86_expand_sse_comi,
12961 ix86_expand_builtin): Likewise.
12962
12963 2005-01-05 Richard Henderson <rth@redhat.com>
12964
12965 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12966 and VEC_SELECT.
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.
12971
12972 2005-01-05 Richard Henderson <rth@redhat.com>
12973
12974 PR rtl-opt/10692
12975 * reload1.c (do_input_reload): Restrict the optimization deleteing
12976 a previous output reload to RELOAD_FOR_INPUT.
12977
12978 2005-01-05 Steven Bosscher <stevenb@suse.de>
12979
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.
13010
13011 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13012 an lvalue.
13013 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13014
13015 * doc/rtl.texi: Update documentation for bit-fields and SET.
13016
13017 2005-01-05 Roger Sayle <roger@eyesopen.com>
13018
13019 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13020
13021 2005-01-05 Jan Hubicka <jh@suse.cz>
13022 Richard Henderson <rth@redhat.com>
13023
13024 PR target/18910
13025 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13026 with an offset.
13027
13028 2005-01-05 Richard Henderson <rth@redhat.com>
13029
13030 PR target/12902
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.
13037
13038 2005-01-05 Julian Brown <julian@codesourcery.com>
13039
13040 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13041 as aggregates for AAPCS ABIs.
13042
13043 2005-01-05 Stan Shebs <shebs@apple.com>
13044
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
13048 size argument.
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.
13052
13053 2005-01-05 Roger Sayle <roger@eyesopen.com>
13054
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.
13061
13062 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13063
13064 * c-parse.in (asm_string): Add trailing semicolon.
13065
13066 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13067
13068 * c-parse.in (asm_string): New. Don't allow wide strings in
13069 'asm'.
13070 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13071 asm_string instead of STRING.
13072
13073 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13074
13075 * c-typeck.c (constructor_no_implicit): Remove.
13076 (set_designator, process_init_element): Don't check
13077 constructor_no_implicit.
13078
13079 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13080 Kaz Kojima <kkojima@gcc.gnu.org>
13081
13082 PR target/16482
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.
13086
13087 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13088
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.
13092
13093 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13094
13095 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13096 preferencing.
13097
13098 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13099
13100 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13101 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13102
13103 2005-01-04 Roger Sayle <roger@eyesopen.com>
13104
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
13107 else-block.
13108
13109 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13110
13111 PR c/19152
13112 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13113 after the full declaration if the are in two different TUs.
13114
13115 2005-01-04 Richard Henderson <rth@redhat.com>
13116
13117 PR tree-opt/19158
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.
13126
13127 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13128
13129 * toplev.c (get_src_pwd): Handle failure of getpwd().
13130
13131 2005-01-04 Roger Sayle <roger@eyesopen.com>
13132
13133 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13134 of TRUTH_NOT_EXPR.
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.
13137
13138 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13139
13140 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13141 (save_register_windowsi): Likewise.
13142
13143 2005-01-04 Richard Henderson <rth@redhat.com>
13144
13145 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13146
13147 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13148
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.
13153
13154 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13155 Devang Patel <dpatel@apple.com>
13156
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.
13162
13163 2005-01-04 Ira Rosen <irar@il.ibm.com>
13164
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.
13171
13172 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13173
13174 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13175
13176 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13177
13178 PR target/19240
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).
13181
13182 2005-01-03 Richard Henderson <rth@redhat.com>
13183
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.
13188
13189 2005-01-03 Richard Henderson <rth@redhat.com>
13190
13191 PR target/19235
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.
13198
13199 2005-01-03 Ira Rosen <irar@il.ibm.com>
13200
13201 * tree-vectorizer.c (vect_strip_conversions): New function.
13202 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13203 check for binary class.
13204
13205 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13206
13207 Fix PR debug/17924
13208 Fix PR debug/19191
13209 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13210 is a decl.
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.
13221
13222 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13223
13224 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13225 VAR_DECLs to have weak_import attribute.
13226
13227 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13228 'struct ucontext'.
13229
13230 2004-01-03 Steven Bosscher <stevenb@suse.de>
13231
13232 * passes.c (rest_of_compilation): Don't run regmove if only
13233 flag_expensive_optimizations, require flag_regmove instead.
13234
13235 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13236
13237 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13238 register "sparc".
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.
13243
13244 2005-01-03 Richard Henderson <rth@redhat.com>
13245
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.
13266 (type): Handle it.
13267 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13268 (1b_mmalua): New.
13269 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13270 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13271 CONST0_RTX.
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.
13277
13278 2005-01-03 Richard Henderson <rth@redhat.com>
13279
13280 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13281
13282 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13283
13284 PR target/19236
13285 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13286 to SFmode.
13287 (log1pdf2): Change mode of operands[0,1] to DFmode.
13288
13289 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13290
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.
13296
13297 2005-01-03 Richard Henderson <rth@redhat.com>
13298 Uros Bizjak <uros@kss-loka.si>
13299
13300 PR target/14631
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
13304 handling.
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.
13308
13309 2005-01-02 Greg McGary <greg@mcgary.org>
13310
13311 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13312 anonymous decls.
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.
13317
13318 2005-01-01 Richard Henderson <rth@redhat.com>
13319
13320 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13321 that don't narrow the value. Fail for other conversions.
13322
13323 2005-01-01 Richard Henderson <rth@redhat.com>
13324
13325 PR c/19031
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.
13329
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.
13336
13337 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13338
13339 PR middle-end/19221
13340 * function.c (get_arg_pointer_save_area): Use entry_of_function
13341 instead of get_insns.
13342
13343 2005-01-01 Roger Sayle <roger@eyesopen.com>
13344 Andrew Pinski <pinskia@physics.uc.edu>
13345 James E. Wilson <wilson@specifixinc.com>
13346
13347 PR rtl-optimization/12092
13348 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13349 is zero.
13350
13351 2005-01-01 Roger Sayle <roger@eyesopen.com>
13352 Olivier Hainque <hainque@act-europe.fr>
13353
13354 * tree.c (int_fits_type_p): A narrower type always fits in a
13355 wider one, except for negative values into unsigned types.
13356
13357 2005-01-01 Roger Sayle <roger@eyesopen.com>
13358
13359 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13360 with the original constant rather than require TREE_OVERFLOW.
13361
13362 2005-01-01 Steven Bosscher <stevenb@suse.de>
13363
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.