1 2005-04-22 Jan Hubicka <jh@suse.cz>
3 * Makefile.in (ipa.o, ipa-inline.o): New files.
4 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7 * cgraphunit.c (cgraph_default_inline_p, cgraph_decide_inlining_incrementally,
8 ncalls_inlined, nfunctions_inlined, initial_insns, overall_insns,
9 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
10 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
11 cgraph_mark_inline, cgraph_check_inline_limits,
12 cgraph_default_inline_p, cgraph_recursive_inlining_p,
13 update_callee_keys, lookup_recursive_calls,
14 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
15 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
16 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
17 pass_ipa_inline): Move to ipa-inline.c
18 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
20 * ipa-inline.c: New file.
22 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
24 * doc/invoke.texi (SPARC options): Document that -mapp-regs
25 is turned off by default on Solaris.
27 2005-04-21 Roger Sayle <roger@eyesopen.com>
29 * c-common.h (objc_build_method_signature): Update prototype.
30 * stub-objc.c (objc_build_method_signature): Update the stub
31 implementation to accept and ignore additional parameter.
32 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
33 the value of ellipsis to objc_build_method_signature instead
34 of setting TREE_OVERFLOW on the parms TREE_LIST node.
36 2005-04-21 Geoffrey Keating <geoffk@apple.com>
38 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
39 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
40 gen_rtx_* not gen_rtx_fmt_*.
41 (rs6000_emit_vector_select): Likewise.
42 (rs6000_emit_sync): New.
43 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
44 (larx, stcx, cmp): New mode substitutions.
45 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
46 UNSPEC_ISYNC): New constants.
48 (memory_barrier, isync, lwsync): New insns.
49 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
50 (sync_lock_release<mode>): New expander.
51 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
52 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
53 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
54 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
55 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
56 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
57 (sync_add<mode>_internal, sync_addshort_internal,
58 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
59 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
60 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
62 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
63 is the memory before, not after, the operation. Clarify
66 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
68 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
69 * lambda.h (lambda_vector_min_nz): Likewise.
70 * langhooks.h (struct lang_hooks_for_types,
71 struct lang_hooks): Likewise.
72 * output.h (assemble_integer, this_is_asm_operands): Likewise.
75 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
77 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
78 comments to avoid 'abort'. Use gcc_assert as necessary.
79 * opts.c (common_handle_option): Likewise.
80 * pretty-print.c (pp_base_format_text): Likewise.
81 * print-rtl.c (print_rtx): Likewise.
82 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
83 * regmove.c (try_auto_increment): Likewise.
84 * reload.c (find_valid_class, find_reloads_toplev,
85 find_equiv_reg): Likewise.
86 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
87 merge_assigned_reloads): Likewise.
88 * tree-inline.c (inline_forbidden_p_1,
89 estimate_num_insns_1): Likewise.
90 * tree-optimize.c (execute_todo): Likewise.
91 * tree-outof-ssa.c (eliminate_phi): Likewise.
92 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
93 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
94 * tree-ssa-operands.c (parse_ssa_operands,
95 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
96 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
97 * tree-ssanames.c (release_ssa_name): Likewise.
98 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
101 * tree-ssa-operands.c (verify_abort): Fold into ..
102 (verify_imm_links): ... here.
104 2005-04-21 Richard Henderson <rth@redhat.com>
106 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
107 on non-memory operand for previous inversion.
109 2005-04-21 Devang Patel <dpatel@apple.com>
111 PR optimization/20994
112 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
113 x = !(a == b) : p , q;.
114 (pass_if_conversion): Verify stmts and flow.
116 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
118 * optabs.c (gen_conditional_trap): Restore #define.
120 * alias.c (true_dependence): Remove 'abort' from comments. Use
121 gcc_assert and gcc_unreachable as appropriate.
122 (canon_true_dependence): Likewise.
123 * bb-reorder.c (connect_traces): Likewise.
124 * c-common.c (c_add_case_label): Likewise.
125 * c-decl.c (finish_function): Likewise.
126 * caller-save.c (insert_restore, insert_save): Likewise.
127 * cfg.c (update_bb_profile_for_threading): Likewise.
128 * cfganal.c (flow_active_insn_p): Likewise.
129 * cfgexpand.c (add_reg_br_prob_note): Likewise.
130 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
131 cfg_layout_merge_blocks): Likewise.
132 * ifcvt.c (cond_exec_process_insns, merge_if_block,
133 find_if_block): Likewise.
134 * integrate.c (allocate_initial_values): Likewise.
135 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
136 swap_condition, unsigned_condition, signed_condition,
137 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
138 reg_or_subregno): Likewise.
139 * lambda-code.c (lambda_compute_auxillary_space,
140 lambda_transform_legal_p): Likewise.
141 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
142 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
143 lhd_incomplete_type_error, lhd_expand_expr,
144 lhd_types_compatible_p, lhd_tree_size): Likewise.
145 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
146 * local-alloc.c (update_equiv_regs): Likewise.
147 * loop-unroll.c (peel_loop_completely
148 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
149 peel_loop_simple, unroll_loop_stupid,
150 analyze_iv_to_split_insn): Likewise.
151 * loop.c (gen_prefetch, find_and_verify_loops,
152 basic_induction_var): Likewise.
153 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
154 * value-prof.c (tree_find_values_to_profile): Likewise.
155 * varasm.c (named_section, default_assemble_integer,
156 decode_addr_const): Likewise.
158 2005-04-21 Alan Modra <amodra@bigpond.net.au>
159 Fariborz Jahanian <fjahanian@apple.com>
161 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
162 portion of argument passed in fpr.
163 * expr.c (emit_push_insn): Fix computation of 'offset' used to
164 decide on partial argument save on stack.
166 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
168 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
171 2005-04-21 Jan Hubicka <jh@suse.cz>
173 * cgraphunit.c: Include tree-pass.h
174 (cgraph_decide_recursive_inlining,
175 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
176 cgraph_decide_inlining): Dump goes to dump_file.
177 (cgraph_optimize): Call ipa passes instead of inliner.
178 (cgraph_gate_inlining, pass_ipa_inline): New.
179 * tree-optimize.c (all_ipa_passes): New static variable.
180 (register_one_dump_file): Dead with IPA passes.
181 (register_dump_files): Likewise.
182 (init_tree_optimization_passes): Initialize IPA passes.
183 (execute_todo): Do cgraph dump when asked to, do not dump function body
185 * tree-pass.h (TODO_dump_cgraph): New macro.
186 (ipa_passes): Declare.
187 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
189 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
191 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
192 gcc_assert instead of abort.
193 (classify_argument, examine_argument, construct_container,
194 contains_128bit_aligned_vector_p, ix86_check_movabs,
195 standard_80387_constant_opcode, standard_80387_constant_rtx,
196 ix86_initial_elimination_offset, ix86_compute_frame_layout,
197 pro_epilogue_adjust_stack, ix86_expand_epilogue,
198 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
199 legitimize_tls_address, output_pic_addr_const,
200 i386_output_dwarf_dtprel, put_condition_code, print_reg,
201 get_some_local_dynamic_name, print_operand, print_operand_address,
202 output_387_binary_op, emit_i387_cw_initialization,
203 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
204 ix86_expand_clear, ix86_expand_binary_operator,
205 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
206 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
207 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
208 ix86_expand_branch, ix86_expand_setcc,
209 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
210 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
211 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
212 memory_address_length, ix86_attr_length_immediate_default,
213 ix86_attr_length_address_default, ix86_agi_dependant,
214 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
215 ix86_expand_binop_builtin, ix86_force_to_memory,
216 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
217 x86_emit_floatuns): Likewise.
218 * config/i386/netware.c (gen_regparm_prefix,
219 i386_nlm_strip_name_encoding): Likewise.
220 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
222 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
224 * optabs.c (gen_condiational_trap): Remove #define.
225 (add_equal_note): Assertify. Remove explicit indirection from
226 call via function pointer.
227 (expand_ternary_op, expand_simple_binop, expand_binop,
228 expand_twoval_unop, expand_twoval_binop,
229 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
230 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
231 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
232 prepare_float_lib_cmp, emit_conditional_move,
233 emit_conditional_add, gen_add2_insn, gen_add3_insn,
234 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
235 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
236 vector_compare_rtx, expand_vec_cond_expr): Likewise.
238 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
240 * vec.h: Update API to separate allocation mechanism from type.
241 (VEC_safe_grow): New.
242 * vec.c (calculate_allocation): New.
243 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
244 (vec_gc_free, vec_heap_free): Remove.
245 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
247 (mangle_macro_name): New.
248 (struct macro_def): New.
249 (struct macro): Add multiple argument values.
250 (macro_expans_end): New.
251 (push_macro_expansion): Chain on new macro. Process multiple
252 args, create follow on expansion. Return follow on argument.
253 (macro_input): Deal with multiple arguments.
255 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
256 (struct tree_binfo): Adjust.
257 * basic-block.h: Define VEC(edge,gc).
258 (struct edge_def): Adjust.
259 (struct basic_block_def, struct edge_iterator): Likewise.
260 (ei_container, ei_start_1, ei_last_1): Likewise.
261 * cfg.c (connect_src, connect_dest): Likewise.
262 * cfgrtl.c (force_nonfallthru_and_redirect)
263 * dbxout.c (dbxout_type)
264 * dwarf2out.c (gen_member_die)
265 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
266 (gcc_tree_to_linear_expression): Adjust.
267 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
268 lbv_to_gcc_expression, lle_to_gcc_expression,
269 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
270 perfect_nestify): Likewise.
271 * lambda.h (gcc_loopnest_to_lambda_loopnest,
272 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
273 * profile.c (instrument_values): Adjust.
274 * tree-cfg.c (modified_noreturn_calls): Adjust.
275 (remove_fallthru_edge): Likewise.
276 * tree-dump.c (dequeue_and_dump): Adjust.
277 * tree-flow-inline.h (mark_stmt_modified): Adjust.
278 * tree-flow.h (modified_noreturn_calls): Adjust.
279 (tree_on_heap): Remove. (yay!)
280 (register_new_def): Adjust.
281 * tree-into-ssa.c: Define VEC(int,heap).
282 (block_defs_stack): Adjust.
283 (find_idf, insert_phi_nodes, register_new_def,
284 rewrite_initialize_block, rewrite_finalize_block,
285 register_new_update_single, rewrite_update_init_block,
286 rewrite_update_fini_block, rewrite_blocks,
287 ssa_rewrite_finalize_block, ssa_register_new_def,
288 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
289 * tree-loop-linear.c (linear_transform_loops): Adjust.
290 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
291 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
292 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
293 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
294 vrp_variables_stack): Adjust declarations.
295 (tree_ssa_dominator_optimize): Adjust.
296 (dom_opt_initialize_block, remove_local_expressions_from_table,
297 restore_nonzero_vars_to_original_value,
298 restore_vars_to_original_value,
299 restore_currdefs_to_original_value, dom_opt_finalize_block,
300 record_var_is_nonzero, record_cond, record_const_or_copy_1,
301 optimize_stmt, update_rhs_and_lookup_avail_expr,
302 lookup_avail_expr, record_range): Likewise.
303 * tree-ssa-pre.c: Define VEC(basic_block,heap).
304 (compute_antic_aux): Adjust.
305 (inserted_exprs, create_expression_by_pieces,
306 insert_into_preds_of_block, eliminate, mark_operand_necessary,
307 remove_dead_inserted_code, fini_pre): Likewise.
308 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
309 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
310 ssa_prop_init): Likewise.
311 * tree-ssa.c: Define VEC(bitmap,heap).
312 (verify_name_tags): Adjust.
313 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
314 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
315 tree_divmod_values_to_profile, tree_find_values_to_profile,
316 value_profile_transformations): Likewise.
317 * value-prof.h: Define VEC(histogram_value,heap).
318 * varasm.c: Remove alias_pair pointer typedef, define
320 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
322 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
323 not a pointer to it. Create an object vector.
324 (extern_symbols): Turn into an object vector.
325 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
327 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
330 * Makefile.in (tree-chrec.o): Depend on params.h.
331 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
333 * tree-chrec.c: Depend on params.h. Replace build with buildN,
334 and fold build with fold_buildN.
335 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
336 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
337 (tree_contains_chrecs): Compute an estimation of the size of the
339 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
340 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
341 * tree-scalar-evolution.c (simple_iv): Ditto.
342 * doc/invoke.texi (scev-max-expr-size): Documented.
344 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
346 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
347 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
348 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
349 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
350 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
351 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
352 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
353 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
354 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
355 (darwin_fix_and_continue_switch): Delete.
356 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
357 (SUBTARGET_SWITCHES): Delete.
358 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
359 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
360 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
361 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
362 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
363 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
364 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
365 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
366 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
367 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
368 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
369 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
370 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
371 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
372 (TARGET_64BIT): Undef before redefining.
373 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
374 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
375 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
376 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
377 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
378 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
379 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
380 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
381 (ix86_debug_arg_string, ix86_debug_addr_string)
382 (ix86_align_loops_string, ix86_align_jumps_string)
383 (ix86_align_funcs_string): Delete.
384 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
385 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
386 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
387 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
388 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
389 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
390 (SUBTARGET_SWITCHES): Delete.
391 * config/i386/i386.c (ix86_debug_arg_string): Delete.
392 (ix86_debug_addr_string): Delete.
393 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
394 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
395 (ix86_align_loops_string, ix86_align_jumps_string)
396 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
397 (ix86_align_funcs_string): Make static.
398 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
399 (ix86_handle_option): New function.
400 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
401 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
402 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
403 of darwin_fix_and_continue_switch.
404 (darwin_one_byte_bool): Delete.
405 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
406 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
407 to darwin_one_byte_bool.
408 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
409 * config/i386/djgpp.opt, config/i386/i386.opt,
410 * config/i386/sco5.opt: New files.
412 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
414 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
415 fp_zero_operand, fp_register_operand, intreg_operand,
416 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
417 call_operand, call_operand_address, tgd_symbolic_operand,
418 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
419 symbolic_operand, symbolic_memory_operand, label_ref_operand,
420 sp64_medium_pic_operand, data_segment_operand,
421 text_segment_operand, splittable_symbolic_memory_operand,
422 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
423 eq_or_neq, normal_comp_operator, noov_compare_op,
424 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
425 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
426 const64_operand, const64_high_operand, arith11_operand,
427 arith10_operand, arith_double_operand, arith_double_4096_operand,
428 arith_double_add_operand, arith11_double_operand,
429 arith10_double_operand, small_int, small_int_or_double,
430 uns_small_int, uns_arith_operand, clobbered_register,
431 input_operand, compare_operand): Delete.
432 (sparc_emit_set_const32): Use predicates in assertion. Remove special
433 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
434 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
435 (GEN_HIGHINT64, GEN_INT64): Delete.
436 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
437 gen_safe_XOR64): Adjust for above deletion.
438 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
439 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
440 (legitimate_constant_p): Use const_zero_operand instead.
441 (sparc_extra_constraint_check): Likewise.
442 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
443 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
444 (PREDICATE_CODES): Delete.
445 * config/sparc/sparc.md: Include predicates.md.
446 (All patterns): Adjust for new predicate names.
447 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
448 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
449 (movdi): Use general_operand predicate.
450 (movdi_sp64_dbl): Delete.
451 (movdi_const64_special): Add 'N' constraint.
452 (movdicc): Use arith10_operand predicate.
453 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
454 (movdi_cc_reg_sp64): Use arith10_operand predicate.
455 (movdi_cc_reg_sp64_trunc): Delete.
456 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
457 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
458 (subdi3_sp32): Delete.
459 (subdi3_insn_sp32): Change to define_insn_and_split.
460 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
461 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
462 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
463 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
464 small_int_operand predicate.
465 (divdi3, udivdi3): Use arith_operand predicate.
466 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
467 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
468 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
469 (xordi3_sp64_dbl): Delete.
470 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
471 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
472 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
473 cmp_ccx_set_not): Use arith_operand predicate.
474 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
475 * config/sparc/predicates.md: New file.
477 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
479 PR tree-optimization/14846
480 * fold-const.c (fold_single_bit_test_into_sign_test): New,
482 (fold_single_bit_test): ... here.
483 (fold_binary): Call fold_single_bit_test_into_sign_test
484 instead of fold_single_bit_test.
486 2005-04-20 James E Wilson <wilson@specifixinc.com>
489 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
490 is another declaration.
492 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
494 * config/cris/predicates.md: New file.
495 * config/cris/cris-protos.h (cris_store_multiple_op_p)
496 (cris_movem_load_rest_p): Declare.
497 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
498 (cris_movem_load_rest_p): Ditto. Globalize.
499 (cris_bdap_operand, cris_bdap_biap_operand,
500 cris_orthogonal_operator, cris_commutative_orth_op,
501 cris_operand_extend_operator,
502 cris_additive_operand_extend_operator, cris_extend_operator,
503 cris_plus_or_bound_operator, cris_mem_op,
504 cris_general_operand_or_symbol,
505 cris_general_operand_or_gotless_symbol,
506 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
507 cris_load_multiple_op): Remove predicate functions.
508 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
509 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
510 * config/cris/cris.h (PREDICATE_CODES): Don't define.
511 * config/cris/cris.md: Include predicates.md.
512 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
514 2005-04-20 Ian Lance Taylor <ian@airs.com>
516 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
517 * c-common.h (STMT_EXPR_STMT): Don't define.
518 (STMT_EXPR_NO_SCOPE): Don't define.
519 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
520 * c-pretty-print.c (pp_c_primary_expression): Likewise.
521 (pp_c_expression): Likewise.
523 2005-04-20 Richard Henderson <rth@redhat.com>
526 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
528 2005-04-20 Jeff Law <law@redhat.com>
530 * reload1.c (reload): Ignore equivalences between pseudos and
533 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
536 * c-tree.h (struct c_label_list): Update comment.
537 (struct c_label_context): Rename to struct c_label_context_se.
538 (label_context_stack): Rename to label_context_stack_se.
539 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
540 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
541 c_end_vm_scope): New.
542 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
543 * c-decl.c (pop_scope): Call c_end_vm_scope.
544 (pushdecl): Call c_begin_vm_scope for variably modified
546 (define_label): Check for jumping into scope of identifier with
547 variably modified type. Push label on stack for those defined at
548 current context of identifiers with variably modified type.
549 (start_function): Create stack level for context of identifiers
550 with variably modified type.
551 (finish_function): Pop stack level for context of identifiers with
552 variably modified type.
553 * c-typeck.c (label_context_stack): Rename to
554 label_context_stack_se.
555 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
556 (c_finish_goto_label): Check for jumping into scope of identifier
557 with variably modified type. Push label on stack for those jumped
558 to from current context of identifiers with variably modified
560 (struct c_switch): Add blocked_vm.
561 (c_start_case): Initialize blocked_vm.
562 (do_case): Check blocked_vm.
563 (c_finish_case): Add comment.
564 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
565 variable label_context_stack.
567 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
569 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
570 conditional_replacement, value_replacement, abs_replacement,
572 (replace_phi_edge_with_variable): Remove argument BB.
573 (conditional_replacement, value_replacement,
574 minmax_replacement, abs_replacement): Remove argument PHI_BB.
575 Update a call to replace_phi_edge_with_variable.
577 * tree-ssa-phiopt.c: Fix comments.
579 2005-04-20 Michael Matz <matz@suse.de>
582 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
585 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
587 * tree-ssa-phiopt.c: Fix comment typos.
589 PR tree-optimization/21116
590 * tree-ssa-phiopt.c: Fix a typo.
592 2005-04-19 Richard Henderson <rth@redhat.com>
594 * builtins.c (expand_builtin_sync_operation): Revert last change.
595 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
597 (expand_compare_and_swap_loop): Likewise.
598 (expand_sync_operation): Remove fallback from NAND to AND; invert
599 memory operand when expanding from cmpxchg.
600 (expand_sync_fetch_operation): Likewise.
601 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
604 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
605 when implementing NAND. Fix double-add for AFTER.
606 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
607 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
608 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
610 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
613 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
614 to return old memory value.
615 (sync_compare_and_swap_cc<IMODE>): Likewise.
617 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
618 return pre-reload. Don't consider output or anti dependencies.
619 * config/ia64/sync.md (IMODE): New.
620 (modesuffix): Add QI and HI.
621 (memory_barrier): Simplify expansion.
622 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
623 (cmpxchg_acq_<IMODE>): Likewise.
624 (sync_lock_test_and_set<IMODE>): Likewise.
625 (sync_lock_release<IMODE>): Likewise.
627 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
629 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
632 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
634 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
636 2005-04-20 Michael Pogue <michael.pogue@sun.com>
637 Joseph S. Myers <joseph@codesourcery.com>
639 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
640 * c-typeck.c (build_c_cast): Check these options.
641 * doc/invoke.texi: Document these options.
643 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
645 * tree-ssa-phiopt.c: Update a comment about the pass.
647 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
649 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
650 config/mcore/mcore.c: Fix comment typos.
652 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
654 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
655 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
657 2005-04-19 Paul Brook <paul@codesourcery.com>
659 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
661 2005-04-19 Andrew Haley <aph@redhat.com>
664 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
665 looking at a field's bitpos.
667 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
669 * system.h (fopen, fdopen, freopen): Define these to the unlocked
672 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
674 PR tree-optimization/21096
675 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
677 2005-04-19 Alan Modra <amodra@bigpond.net.au>
680 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
681 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
683 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
685 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
686 refers to the function being dumped.
688 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
690 * varasm.c (assemble_start_function): Remove reset of in_section.
692 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
694 PR tree-optimization/21085
695 * fold-const (fold_binary): Don't change X % -C to X % C if C has
698 2005-04-19 Ben Elliston <bje@au.ibm.com>
700 * doc/invoke.texi (Optimize Options): Refer to the correct
701 optimisation flag -ftree-dominator-opts, not -ftree-dom.
703 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
705 * config/rs6000/rs6000.c (machopic_output_stub): Increase
706 alloca argument to be big enough.
708 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
711 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
714 2005-04-18 Tom Tromey <tromey@redhat.com>
716 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
719 2005-04-18 Richard Henderson <rth@redhat.com>
721 * config/alpha/alpha.c (alpha_split_atomic_op): New.
722 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
723 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
724 * config/alpha/alpha-protos.h: Update.
725 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
726 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
727 (attr type): Add ld_l, st_c, mb.
728 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
729 iornotsi3, xorsi_internal, xornotsi3): New.
730 * config/alpha/ev4.md (ev4_ld): Add ld_l.
731 (ev4_ist_c, ev4_mb): New.
732 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
734 * config/alpha/ev6.md (ev6_ild): Add ld_l.
737 * config/alpha/sync.md: New file.
739 2005-04-18 Richard Henderson <rth@redhat.com>
741 * builtins.c (expand_builtin_sync_operation): Fold nand to and
744 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
746 2005-04-18 Devang Patel <dpatel@apple.com>
748 * config/rs6000/atlivec.md (mulv4si3): New pattern.
750 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
752 PR tree-optimization/20922
753 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
754 Fold X + c >= X and fold X - c <= X to true.
756 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
758 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
760 (emergency_labeled_state_free): Likewise.
762 2005-04-18 Nick Clifton <nickc@redhat.com>
764 * config/h8300/h8300.md (jump): Remove prescan parameter from
765 calls to final_scan_insn.
767 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
768 parameter from calls to final_scan_insn.
770 * config.gcc (m68hc12): Use the m68hc11.opt file for target
772 (v850e, v850e1): Use the v850.opt file for target specific
775 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
777 PR tree-optimization/21001
778 * tree-optimize.c (init_tree_optimization_passes): Move the
779 first pass_forwprop immediately before pass_vrp.
781 2005-04-17 Ian Lance Taylor <ian@airs.com>
783 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
784 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
785 from enum tree_code op to bool is_sizeof.
786 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
787 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
788 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
790 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
792 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
795 2005-04-17 Ian Lance Taylor <ian@airs.com>
797 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
799 2005-04-17 Richard Henderson <rth@redhat.com>
801 * config/alpha/alpha.c (va_list_skip_additions): Only define if
803 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
804 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
805 of indirection through ssa names while looking for the gpr counter
807 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
808 saved va_list_gpr_size and va_list_fpr_size.
810 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
812 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
813 both pointers or both integers.
815 * tree-vrp.c (maybe_add_assert_expr): Don't assert
816 ASSERT_EXPRs for single-use variable.
818 * tree-into-ssa.c: Fix a comment typo.
820 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
822 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
823 -mipsN before forcing a default of -mips2.
825 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
827 * predict.h (IS_TAKEN): Remove.
828 * rtl.h (NOTE_PREDICTION): Likewise.
830 * modulo-sched.c (CFG_HOOKS): Remove.
832 * c-parser.c (N_C_TTYPES): Remove.
834 * tree-flow-inline.h (get_stmt_operands): Remove.
835 * lambda-code.c, tree-ssa-loop-unswitch.c,
836 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
837 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
838 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
839 calls to get_stmt_operands.
840 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
842 2005-04-17 Richard Henderson <rth@redhat.com>
845 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
846 of CUMULATIVE_ARGS past the last named argument.
847 (alpha_va_start): Expect pretend_args_size only if strictly less than
850 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
853 * builtins.c (expand_builtin_strcat): Convert the result of
854 strlen to the right type.
855 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
856 avoid creating type mismatches.
857 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
860 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
862 2005-04-16 Richard Henderson <rth@redhat.com>
865 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
866 Use the mode of boolean_type_node when the user doesn't provide one.
867 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
869 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
872 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
875 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
878 2005-04-16 Roger Sayle <roger@eyesopen.com>
879 Steven Bosscher <stevenb@suse.de>
881 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
882 (fold_unary_to_constant): Likewise.
884 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
886 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
889 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
891 * doc/install.texi (Specific): Avoid using asterisks in @anchor
892 names related to target triplets.
893 Remove i?86-*-esix from platform directory.
894 Remove powerpc-*-eabiaix from platform directory.
896 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
899 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
900 falling through from SUBREG case to REG.
902 2005-04-15 Roger Sayle <roger@eyesopen.com>
904 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
905 (fold_binary): Update comment mentioning fold_relational_hi_lo.
906 (fold_binary_to_constant): Simplify using fold_binary.
907 (fold_unary_to_constant): Likewise, simplify using fold_unary.
909 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
911 * gthr-posix.c (pthread_cancel): Define.
912 (pthread_mutexattr_init): Likewise.
913 (pthread_mutexattr_settype): Likewise.
914 (pthread_mutexattr_destroy): Likewise.
916 2005-04-15 David S. Miller <davem@davemloft.net>
919 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
921 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
923 PR tree-optimization/21031
924 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
925 (forward_propagate_into_cond_1): Call it. Forward propagate
926 integer-integer casts into COND_EXPRs.
928 2005-04-15 Dave Korn <dave.korn@artimi.com>
930 * gcc.c (default_compilers): Clarify obscure error message when
931 reading from standard input.
933 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
935 * basic-block.h (PROP_EQUAL_NOTES): Remove.
936 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
938 * tree-ssa-alias.c (init_alias_info): Remove a call to
941 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
943 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
944 of non-virtual PHI nodes like we use to.
946 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
948 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
949 (attr_copy_rtx): Do not use it.
951 2005-04-15 Andrew Macleod <amacleod@redhat.com>
953 * doc/tree-ssa.texi: Grammer/abbreviation updates.
955 2005-04-15 Diego Novillo <dnovillo@redhat.com>
957 * tree-vect-transform.c (vectorizable_store): Mark necessary
958 objects in the vectorized store needing renaming. Update the
959 SSA graph for V_MAY_DEF operands in the original store.
961 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
963 * tree-ssa-pre.c (compute_avail): It's okay to have
964 TREE_INVARIANT's here, and value number the resulting expressions.
965 (create_expression_by_pieces): Make sure operands that were
966 min_invariant when we started, stay that way.
968 2005-04-15 David Edelsohn <edelsohn@gnu.org>
970 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
972 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
974 PR tree-optimization/20936.
975 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
977 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
979 * doc/invoke.texi: Fix typos.
980 * doc/md.texi: Likewise.
981 * doc/rtl.texi: Likewise.
982 * doc/sourcebuild.texi: Likewise.
983 * doc/tm.texi: Likewise.
985 2005-04-15 Uros Bizjak <uros@kss-loka.si>
987 PR tree-optimization/21004
988 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
989 and floorl in c99 mode only.
990 * builtins.c (expand_builtin_int_roundingfn): Assert that
991 fallback_fndecl is not NULL_TREE.
993 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
995 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
996 * basic-block.h: Update the prototype for
997 purge_all_dead_edges.
998 * cfgexpand.c (tree_expand_cfg): Update a call to
999 purge_all_dead_edges.
1000 * combine.c (combine_instructions): Likewise.
1001 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1002 rest_of_handle_cse2, rest_of_handle_gcse,
1003 rest_of_handle_postreload): likewise.
1005 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1008 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1009 e.g. cv-qualification conversions.
1011 2005-04-14 Mike Stump <mrs@apple.com>
1013 * config/darwin-c.c (framework_construct_pathname): We must
1014 find all headers of a framework in the first instance of it
1015 found in the seach path.
1017 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1019 PR tree-optimization/21021
1020 * tree-vrp.c (compare_values): Work around a bug in the front
1021 end that produces a comparison of mismatched types.
1023 2004-04-14 Richard Henderson <rth@redhat.com>
1025 * config/ia64/ia64.h (enum fetchop_code): Remove.
1026 (enum ia64_builtins): Move ...
1027 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1028 members except BSP and FLUSHRS.
1029 (ia64_init_builtins): Remove __sync builtins.
1030 (ia64_expand_builtin): Likewise.
1031 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1032 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1033 (ia64_expand_lock_release): Remove.
1034 * config/ia64/ia64.md (mf): Move to sync.md.
1035 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1036 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1037 * config/ia64/sync.md: New file.
1038 (memory_barrier): Rename from mf.
1039 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1040 (cmpxchg_acq_<I48MODE>): Likewise.
1041 (sync_lock_test_and_set<I48MODE>): Likewise.
1043 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1044 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1046 2004-04-14 Richard Henderson <rth@redhat.com>
1048 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1049 (ix86_compare_emitted): New.
1050 (ix86_expand_compare): Use ix86_compare_emitted if set.
1051 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1052 and ix86_compare_op0 are set.
1053 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1054 (TARGET_CMPXCHG, TARGET_XADD): New.
1055 (ix86_compare_emitted): Declare.
1056 * config/i386/i386.md: Include sync.md
1057 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1058 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1059 * config/i386/sync.md: New file.
1061 2004-04-14 Richard Henderson <rth@redhat.com>
1064 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1065 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1066 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1067 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1068 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1069 BT_FN_I8_VPTR_I8_I8): New.
1070 * builtins.def (DEF_SYNC_BUILTIN): New.
1071 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1072 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1073 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1074 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1075 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1076 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1077 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1078 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1079 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1080 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1081 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1082 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1083 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1084 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1085 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1086 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1087 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1088 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1089 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1090 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1091 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1092 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1093 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1094 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1095 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1096 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1097 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1098 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1099 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1100 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1101 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1102 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1103 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1104 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1105 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1106 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1107 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1108 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1109 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1110 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1111 BUILT_IN_SYNCHRONIZE: New.
1112 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1113 as a function. Accept __sync_ as a prefix as well.
1114 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1115 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1116 expand_builtin_lock_release): New.
1117 (expand_builtin): Call them.
1118 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1119 neither BOTH_P nor FALLBACK_P are defined.
1120 (builtin_type_for_size): New.
1121 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1122 (resolve_overloaded_builtin): New.
1123 * c-common.h (resolve_overloaded_builtin): Declare.
1124 (builtin_type_for_size): Declare.
1125 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1126 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1127 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1128 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1129 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1130 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1131 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1132 sync_compare_and_swap_cc, sync_lock_test_and_set,
1133 sync_lock_release): New.
1134 * optabs.h: Declare them.
1135 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1136 expand_sync_operation, expand_sync_fetch_operation,
1137 expand_sync_lock_test_and_set): Declare.
1138 * genopinit.c (optabs): Add sync optabs.
1139 * optabs.c (init_optabs): Initialize sync optabs.
1140 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1141 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1142 expand_sync_operation, expand_sync_fetch_operation,
1143 expand_sync_lock_test_and_set): New.
1144 * doc/extend.texi (Atomic Builtins): New section
1145 * doc/md.texi (Standard Names): Add sync patterns.
1147 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1149 * tree-eh.c (lower_try_finally_copy): Generate new code in
1150 response to goto_queue entries as if the queue was sorted by
1151 index, not pointers.
1152 (lower_try_finally_switch): Likewise.
1154 2005-04-14 Richard Henderson <rth@redhat.com>
1156 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1157 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1159 (ix86_expand_fp_movcc): Update to match.
1160 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1161 * config/i386/i386-protos.h: Update.
1162 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1163 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1165 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1167 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1170 2005-04-14 Julian Brown <julian@codesourcery.com>
1172 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1173 link failures on ppc64 Linux.
1175 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1177 * config.gcc: Set cpu_type for s390.
1179 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1181 Fix PR tree-optimization/20963
1182 * tree-ssa-pre.c (compute_avail): Remove special case for
1184 (create_expression_by_pieces): Add value numbers for forced out
1187 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1189 * config/cris/cris.md: Replace references to (reg:SI 16) with
1190 (reg:SI CRIS_SRP_REGNUM).
1192 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1194 PR tree-optimization/20657
1195 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1196 create an appropriate range from it.
1198 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1200 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1201 <UNSPEC_FIST_CEIL> case.
1203 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1204 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1205 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1206 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1207 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1208 (lfloor<mode>2): New expanders.
1209 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1210 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1211 to implement lceil and llceil built-ins as x87 intrinsic function.
1212 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1213 (lceil<mode>2): New expanders.
1215 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1217 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1218 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1220 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1223 * config/s390/s390-modes.def: Define TFmode.
1225 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1227 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1228 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1229 * config/mips/mips.c (mips16_insn_length): Remove reference to
1230 JUMP_TABLES_IN_TEXT_SECTION.
1232 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1234 * simplify-rtx.c (simplify_binary_operation_1): Return
1235 scalar or vector of constant 0, depending on the xor's
1238 2005-04-13 Dale Johannesen <dalej@apple.com>
1240 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1241 (objc-act.o): Ditto.
1242 * objc/objc-act.c (objc_gimplify_expr): New.
1243 (objc_get_callee_fndecl): New.
1244 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1245 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1246 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1248 2005-04-13 Devang Patel <dpatel@apple.com>
1250 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1253 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1255 CRIS prologue as RTL.
1256 * config/cris/cris-protos.h (cris_emit_movem_store)
1257 (cris_expand_prologue): Prototype.
1258 * config/cris/cris.c (struct machine_function): New member
1260 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1261 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1262 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1263 (cris_load_multiple_op, cris_return_address_on_stack)
1264 (cris_return_address_on_stack_for_return): ISO-Cify.
1265 (cris_store_multiple_op): New predicate function.
1266 (cris_expand_prologue, cris_emit_movem_store): New functions.
1267 (cris_print_operand) <case 'O'>: Handle modifications other than
1269 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1270 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1271 (cris_gen_movem_load): Rearrange slightly to make local variable
1272 src a parameter, removing osrc.
1273 (cris_setup_incoming_varargs): Set machine_function member
1274 stdarg_regs to correspond to the number of registers that need to
1276 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1278 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1279 cris_general_operand_or_gotless_symbol accept UNSPEC.
1280 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1281 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1282 ("*cris_store_multiple"): New pattern. Tweak common comment above
1283 this and "*cris_load_multiple".
1284 ("prologue"): New define_expand.
1286 * config/cris/cris.md ("epilogue"): Conditionalize on
1287 TARGET_PROLOGUE_EPILOGUE.
1289 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1292 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1293 fpsr 0 instead of fpsr 1.
1294 (divsf3_internal_thr): Ditto.
1295 (divdf3_internal_lat): Ditto.
1296 (divdf3_internal_thr): Ditto.
1297 (divxf3_internal_lat): Ditto.
1298 (divxf3_internal_thr): Ditto.
1300 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1302 PR tree-optimization/20913
1303 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1305 PR tree-optimization/20702
1306 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1307 dominator children that haven't been walked into.
1309 2005-04-13 Julian Brown <julian@codesourcery.com>
1311 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1312 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1315 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1317 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1318 config/i386/sse.md: Fix comment typos.
1320 * genattrtab.c (NULL_ATTR): Remove.
1321 * ifcvt.c (NULL_EDGE): Likewise.
1323 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1325 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1326 NOTE_PREDICT): Remove.
1328 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1330 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1331 * configure: Regenerate.
1332 * config.in: Likewise.
1333 * system.h: Declare vsnprintf if not already declared.
1335 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1337 * optc-gen.awk: Handle stand-alone Mask records.
1338 * opth-gen.awk: Likewise.
1339 * doc/options.texi (Option file format): Document them.
1340 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1341 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1342 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1343 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1344 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1345 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1346 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1347 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1348 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1349 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1350 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1351 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1352 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1353 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1354 TARGET_LONG_DOUBLE_128): Likewise.
1355 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1356 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1357 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1358 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1359 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1360 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1361 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1362 * config/sparc/sparc.c (fpu_option_set): New global.
1363 (sparc_handle_option): New function.
1364 (sparc_override_options): Test fpu_option_set.
1365 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1366 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1367 * config/sparc/sparc.opt: New file.
1368 * config/sparc/little-endian.opt: Likewise.
1369 * config/sparc/long-double-switch.opt: Likewise.
1371 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1373 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1374 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1375 * config/bfin/bfin.opt (mshared-library-id=): Lose
1376 Var(bfin_lib_id_given).
1378 2005-04-13 Matt Thomas <matt@3am-software.com>
1380 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1383 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1385 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1387 * cgraphunit.c (INSNS_PER_CALL): Remove.
1389 * tree-ssa-forwprop.c (vars,
1390 record_single_argument_cond_exprs,
1391 substitute_single_use_vars): Remove.
1392 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1394 (tree_ssa_forward_propagate_single_use_vars): Call
1395 forward_propagate_into_cond for each COND_EXPR.
1397 * tree-inline.c (INSNS_PER_STMT): Remove.
1399 2005-04-12 Richard Henderson <rth@redhat.com>
1401 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1402 (ix86_expand_sse_fp_minmax): ... from ...
1403 (ix86_expand_fp_movcc): ... here.
1404 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1405 * config/i386/i386-protos.h: Update.
1406 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1407 (sse_setccsf, sse_setccdf): Allow before reload.
1408 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1409 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1410 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1411 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1412 (anddf3, nanddf3, iordf3, xordf3): New.
1414 2005-04-12 Jeff Law <law@redhat.com>
1416 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1417 (tree-ssa-uncprop.o): Add dependencies.
1418 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1419 * tree-flow.h (remove_useless_stmts): Remove prototype.
1420 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1421 remove_useless_stmts.
1422 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1423 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1424 * tree-pass.h (pass_uncprop): Declare.
1425 * tree-ssa-uncprop.c: New file.
1427 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1430 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1432 2005-04-12 Caroline Tice <ctice@apple.com>
1434 Temporary fix for partitioning problems.
1435 * passes.c (rest_of_handle_final): Remove code that
1436 frees unlikely_text_section_name,
1437 * varasm.c (assemble_start_function): Test for partitioning
1438 flag before writing out section labels.
1439 (assemble_end_function): Test for partitioning flag before
1440 writing out section labels.
1442 2005-04-12 Steven Bosscher <stevenb@suse.de>
1443 Stuart Hastings <stuart@apple.com>
1444 Jan Hubicka <jh@suse.cz>
1446 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1447 references to gt-tree-cfg.h.
1448 * basic-block.h (struct basic_block_def): Don't skip rbi
1449 for garbage collection.
1450 (struct reorder_block_def): Make GTY-able.
1451 (struct control_flow_graph): New structure.
1452 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1453 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1454 but instead defines to the control_flow_graph for cfun.
1455 (label_to_block_map): New define, points to the label map of
1456 the control_flow_graph for cfun.
1457 (n_edges_for_function, n_basic_blocks_for_function,
1458 last_basic_block_for_function, basic_block_info_for_function,
1459 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1460 basic_block_info_for_function, label_to_block_map_for_function):
1461 Counterparts for the above, taking a struct function as an extra
1463 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1464 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1465 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1466 (alloc_rbi_pool, free_rbi_pool): Remove.
1467 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1468 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1470 (cfg_layout_finalize) ... and don't free it here.
1471 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1473 * flow.c (free_basic_block_vars): Set label_to_block_map and
1474 n_edges to zero too.
1475 * function.h (struct function): Add cfg field.
1476 * function.c (allocate_struct_function): Allocate the cfg.
1477 * tree-cfg.c (label_to_block_map): Remove.
1478 (build_tree_cfg): Don't allocate the rbi pool here...
1479 (delete_tree_cfg_annotations): ...and don't free it here.
1480 Also don't nullify label_to_block_map for cfun.
1482 2005-04-12 Caroline Tice <ctice@apple.com>
1484 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1485 Revert my patch from April 9.
1486 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1487 (reorder_basic_blocks): Revert my patch from April 9.
1488 (insert_section_boundary_note): Revert my patch from April 9.
1489 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1490 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1491 (COLD_END_LABEL): Revert my patch from April 9.
1492 (cold_text_section_label): Revert my patch from April 9.
1493 (cold_end_label): Revert my patch from April 9.
1494 (dwarf2out_switch_text_section): Revert my patch from April 9.
1495 (output_aranges): Revert my patch from April 9.
1496 (output_ranges): Revert my patch from April 9.
1497 (output_line_info): Revert my patch from April 9.
1498 (add_location_or_const_value_attribute): Revert my patch from April 9.
1499 (dwarf2out_var_location): Revert my patch from April 9.
1500 (dwarf2out_init): Revert my patch from April 9.
1501 (dwarf2out_finish): Revert my patch from April 9.
1502 * function.h (struct function): Revert my patch from April 9.
1503 * opts.c (decode_options): Revert my patch from April 9.
1504 * output.h (unlikely_section_label, hot_section_label,
1505 hot_section_end_label, cold_section_end_label,
1506 unlikely_text_section_name): Revert my patch from April 9.
1507 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1508 * varasm.c (unlikely_section_label, hot_section_label,
1509 hot_section_end_label, cold_section_end_label,
1510 unlikely_text_section_name): Revert my patch from April 9.
1511 (initialize_cold_section_name): Revert my patch from April 9.
1512 (unlikely_text_section): Revert my patch from April 9.
1513 (in_unlikely_text_section): Revert my patch from April 9.
1514 (named_section): Revert my patch from April 9.
1515 (function_section): Revert my patch from April 9.
1516 (current_function_section): Revert my patch from April 9.
1517 (assemble_start_function): Revert my patch from April 9.
1518 (assemble_end_function): Revert my patch from April 9.
1519 (default_section_type_flags_1): Revert my patch from April 9.
1521 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1523 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1524 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1526 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1528 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1531 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1532 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1534 2004-04-12 Richard Henderson <rth@redhat.com>
1536 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1537 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1538 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1539 (UNSPEC_*, UNSPECV_*): Renumber.
1541 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1544 From Richard Henderson <rth@redhat.com>:
1545 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1548 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1550 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1552 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1554 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1555 (bfin_library_id): New variable.
1556 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1557 instead of bfin_library_id_string.
1558 (bfin_handle_option): New function.
1559 (override_options): Remove most code to deal with shared library IDs,
1560 just check they aren't used without -mid-shared-library.
1561 (TARGET_HANDLE_OPTION): Define.
1562 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1563 * config/bfin/bfin.opt (mshared-library-id=): New.
1565 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1567 * tree-vect-transform.c: Fix comment typos.
1569 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1571 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1572 split critical edges when not possible/profitable.
1574 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1576 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1577 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1578 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1579 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1580 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1581 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1582 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1583 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1585 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1586 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1587 * config/ns32k/ns32k.opt: New file.
1589 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1591 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1592 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1593 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1594 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1595 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1596 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1597 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1598 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1599 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1600 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1601 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1602 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1603 (MASK_COLDFIRE): Formatting fixes.
1604 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1605 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1606 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1607 "_current_shared_library_a5_offset_".
1608 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1609 (MASK_ALL_CPU_BITS): New macro.
1610 (m68k_handle_option): New function.
1611 (override_options): Remove handling of m68k_library_id_string.
1612 * config/m68k/m68k.opt: New file.
1613 * config/m68k/ieee.opt: New file.
1615 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1617 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1618 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1619 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1620 (TARGET_CXX): Adjust accordingly.
1621 * target.h (struct gcc_target): Remove epxort_class_data. Add
1622 determine_class_data_visibility and class_data_always_comdat.
1623 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1624 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1625 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1626 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1627 (arm_cxx_determine_class_data_visibility): New.
1628 (arm_cxx_class_data_always_comdat): Likewise.
1629 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1630 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1631 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1632 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
1633 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
1636 2005-04-11 Devang Patel <dpatel@apple.com>
1638 * tree-data-ref.c (build_classic_dist_vector,
1639 compute_subscript_distance): Make externally visible.
1640 * tree-data-ref.h (build_classic_dist_vector,
1641 compute_subscript_distance): Same.
1642 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1643 Check distance vector against vectorization factor.
1644 (vect_analyze_loop): Determine vectorizaion factor before
1645 analyzing data dependences.
1646 * tree-vectorizer.c (loops_num): Make it externally visible and
1648 * tree-vectorizer.c (vect_loops_num): ... new name.
1649 * tree-vectorizer.h (vect_loops_num): New.
1651 2005-04-11 Devang Patel <dpatel@apple.com>
1653 * tree-vect-analyze.c (vect_analyze_operations): Check
1654 vectorizable codition.
1655 * tree-vect-transform.c (vect_is_simple_cond): New function.
1656 (vectorizable_condition): New function.
1657 (vect_transform_stmt): Handle condition_vec_info_type.
1658 * tree-vectorizer.h (enum stmt_vec_info_type): Add
1659 condition_vec_info_type.
1660 (vectorizable_condition): New.
1662 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1664 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1665 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1666 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1668 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1669 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1671 * dwarf2out.c (output_line_info): Don't try to dereference
1672 a NULL current_function_decl.
1674 * config/t-slibgcc-darwin: Don't put shared libraries in
1675 directories other than $(slibdir).
1676 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1679 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1681 PR tree-optimization/20933
1682 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1683 logic to reject aliases between read-only and writable
1685 (may_alias_p): ... here.
1686 (get_tmt_for): Do not associate read-only tags to pointers
1687 whose pointed-to type is not read-only.
1688 * tree-ssa.c (verify_ssa): Check that memory stores have at
1689 least one V_MAY_DEF or V_MUST_DEF.
1691 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1695 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1696 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1697 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1699 (fwrite_unlocked): Fix prototype.
1701 * configure, config.in: Regenerate.
1703 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1705 * tree-ssa-loop-im.c: Include real.h.
1706 (determine_invariantness_stmt): If real division divisor is
1707 invariant and flag_unsafe_math_optimizations enabled, generate
1708 invariant reciprocal for hoisting.
1709 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1711 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1713 Fix PR tree-optimization/20926
1715 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1717 2005-04-11 Devang Patel <dpatel@apple.com>
1719 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1722 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1724 * fold-const.c (fold_binary_op_with_conditional_arg):
1725 use fold_buildN instead of "fold (buildN" in some
1727 (fold_unary): Likewise.
1728 (fold_binary): Likewise.
1730 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1732 Fix PR tree-optimization/20612
1733 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1735 (perfect_nestify): preheaderbb is *not* part of loop of the
1738 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1740 * tree-ssa-alias.c (may_alias_p): If the variable
1741 is a global variable and the pointer is parameter
1742 and -fargument-noalias-global is used, then
1743 the pointer cannot alias the variable.
1745 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1747 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1748 * config/sparc/sparc.h: Likewise.
1749 * config/sparc/sparc.md: Likewise.
1751 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1753 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1755 * tree-vrp.c: Fix a comment typo.
1757 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1759 PR tree-optimization/20920
1760 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1761 SSA_NAME flows through an abnormal edge.
1762 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1763 through abnormal edges.
1764 (maybe_add_assert_expr): Likewise.
1766 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1768 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1769 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1770 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1771 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1772 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1773 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1774 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1775 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1776 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1777 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1778 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1779 (TARGET_HANDLE_OPTION): Likewise.
1780 (s390_tune): Initialize to PROCESSOR_max.
1781 (s390_arch_string): Make static.
1782 (s390_tune_string, s390_warn_framesize_string): Delete.
1783 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1784 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1785 (s390_handle_arch_option, s390_handle_option): New functions.
1786 (override_options): Remove parsing of option strings.
1787 * config/s390/s390.opt: New file.
1789 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1791 * tree-complex.c (expand_vector_operations): Call
1792 update_stmt_if_modified.
1794 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1796 * tree-vect-analyze (vect_determine_vectorization_factor):
1797 Do not use GET_MODE_NUNITS.
1798 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1799 (vectorizable_load, vect_transform_loop): Likewise.
1801 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1803 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1804 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1805 * optabs.h (enum optab_index): Add new OTI_lceil.
1806 (lceil_optab): Define corresponding macro.
1807 * optabs.c (init_optabs): Initialize lceil_optab.
1808 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1809 and lceildi2 patterns.
1810 * builtins.c (expand_builtin_int_roundingfn): Handle
1811 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1812 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1813 BUILT_IN_LLCEIL{,F,L}.
1814 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1815 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1816 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1817 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1818 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1819 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1820 into lceil built-in function and (long long int)ceil{,f,l} into
1821 llceil built-in function.
1822 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1825 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1827 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1830 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1832 * config/arm/arm.c: Fix a comment typo.
1833 * doc/tree-ssa.texi: Fix a typo.
1835 2005-04-10 Steven Bosscher <stevenb@suse.de>
1837 * cselib.c (clear_table): Rename to cselib_clear_table.
1838 * cselib.h (cselib_clear_table): Add prototype.
1839 * gcse.c (gcse_main): Make 'f' argument unused.
1840 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1841 of each basic block instead.
1842 (compute_sets, compute_hash_table_work): Likewise.
1843 (constprop_register): Change int 'alter_jumps' argument to bool.
1844 (do_local_cprop): Likewise.
1845 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1846 the insn chain. Explicitly clear the cselib tables after finishing
1847 one basic block. Make sure there are no unterminated libcall blocks.
1848 Update compute_sets call.
1849 (cprop): Walk basic blocks instead of the insn chain.
1850 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1852 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1853 one_cprop_pass calls.
1855 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1857 * combine.c (combine_simplify_rtx): Remove a transformation that
1858 relies on an invalid assumption about rtl sign-extension semantics.
1860 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1862 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1863 to build_int_cst_wide.
1865 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1868 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1869 set the original address pseudo to the correct value before the
1870 original insn, if possible, and leave the insn alone, otherwise
1871 create a new pseudo, set it and replace it in the insn.
1872 * recog.c (validate_change_maybe_volatile): New.
1873 * recog.h (validate_change_maybe_volatile): Declare.
1875 2005-04-09 Caroline Tice <ctice@apple.com>
1877 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1878 Remove targetm.have_named_sections test.
1879 (fix_edges_for_rarely_executed_code): Likewise.
1880 (insert_section_boundary_note): Likewise.
1881 (reorder_basic_blocks): Check partitioning flag before calling
1882 verify_hot_cold_block_grouping.
1883 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1884 the function struct rather than global variables.
1885 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1886 (COLD_END_LABEL): Likewise
1887 (cold_text_section_label): New static global variable.
1888 (cold_end_label): Likewise.
1889 (dwarf2out_switch_text_section): Get hot/cold section labels from
1890 the function struct rather than global variables.
1891 (output_aranges): Use cold_text_section_label and cold_end_label;
1892 check partitioning flag before putting out delta.
1893 (output_ranges): Remove incorrect code attempting to use
1895 (output_line_info): Get cold section label from function struct.
1896 (add_location_or_const_value_attribute): Likewise.
1897 (get_subprogram_die): Get hot/cold section labels from function struct.
1898 (dwarf2out_var_location): Likewise.
1899 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1900 write out cold_text_section_label if partition flag is set.
1901 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1902 * function.h (struct function): Add new fields to point to hot/cold
1903 section labels: hot_section_label, cold_section_label,
1904 hot_section_end_label and cold_section_end_label; also add new field
1905 for cold text section name, unlikely_text_section_name.
1906 * opts.c (decode_options): Turn off partitioning flag if
1907 !targetm.have_named_sections.
1908 * output.h (hot_section_label): Remove.
1909 (hot_section_end_label): Remove.
1910 (cold_section_end_label): Remove.
1911 (unlikely_section_label): Remove.
1912 (unlikely_text_section_name): Remove.
1913 * passes.c (rest_of_handle_final): Remove code that frees
1914 unlikely_text_section_name.
1915 * varasm.c (unlikely_section_label): Remove.
1916 (hot_section_label): Remove.
1917 (hot_section_end_label): Remove.
1918 (cold_section_end_label): Remove.
1919 (unlikely_text_section_name): Remove.
1920 (initialize_cold_section_name): Modify to call
1921 targetm.strip_name_encoding; to store cold section name in current
1922 function struct, if it exists; and to only use the decl_section_name
1923 if flag_named_sections is true.
1924 (unlikely_text_section): Modify to get section name out of current
1925 function struct, if there is one; otherwise build it from
1926 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1927 (in_unlikely_text_section): Likewise.
1928 (named_section): Modify to get/put cold section name in current function
1929 struct, if there is one.
1930 (function_section): Change 'bool unlikely' to 'int reloc'; check
1931 targetm.have_named_sections before calling named_section.
1932 (current_function_section): Likewise.
1933 (assemble_start_function): Modify to get/put unlikely_text_section_name
1934 in current function struct; modify to get hot/cold section labels
1935 from function struct; initialize labels using
1936 ASM_GENERATE_INTERNAL_LABEL;
1937 test partitioning flag before writing out hot section label.
1938 (assemble_end_function): Test partitioning flag before writing out
1939 hot/cold section labels.
1940 (default_section_type_flags_1): Modify to use array instead of
1941 char* for unlikely_text_section_name; set flags correctly for
1942 cold text section if there is not a current function decl.
1944 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1946 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1947 and TI_VA_LIST_FPR_COUNTER_FIELD.
1948 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1949 * tree-pass.h (pass_stdarg): Add.
1950 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1951 * tree-stdarg.c: New file.
1952 * tree-stdarg.h: New file.
1953 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1954 (tree-stdarg.o): Add dependencies.
1955 * function.h (struct function): Add va_list_gpr_size and
1956 va_list_fpr_size fields.
1957 * function.c (allocate_struct_function): Initialize them.
1958 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1959 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1960 (TARGET_INITIALIZER): Add it.
1962 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1963 va_list_{g,f}pr_counter_field.
1964 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1965 area will not be used. Only save registers that tree-stdarg.c
1966 detected they need saving.
1967 (ix86_va_start): Don't set up fields that won't be used.
1969 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1970 va_list_{g,f}pr_counter_field.
1971 (setup_incoming_varargs): Don't do anything if reg_save
1972 area will not be used. Only save registers that tree-stdarg.c
1973 detected they need saving.
1974 (rs6000_va_start): Don't set up fields that won't be used.
1976 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1977 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1978 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1979 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1981 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1984 * config/i386/i386.c (construct_container): Pass empty aligned
1985 struct, union or class in memory.
1987 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1989 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1990 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1991 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1992 config/rs6000/predicates.md: Fix comment typos.
1994 * sched-int.h (haifa_insn_data): Remove blockage and units.
1995 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1996 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1997 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1999 2005-04-09 Jan Hubicka <jh@suse.cz>
2000 Steven Bosscher <stevenb@suse.de>
2002 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2003 * cfgloop.c (get_loop_exit_edges): Likewise.
2004 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2006 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2007 * tree-cfg.c (dump_cfg_status): Likewise.
2009 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2011 * config/rs6000/predicates.md (altivec_register_operand): Remove
2012 redundant match_code test.
2013 (gpc_reg_operand): Same.
2014 (cc_reg_operand): Same.
2015 (cc_reg_not_cr0_operand): Same.
2017 2005-04-09 Jan Hubicka <jh@suse.cz>
2019 Forgotten hunk from my last merge patch:
2020 * final.c (output_addr_const): Do not call mark_referenced.
2022 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2024 * doc/tree-ssa.texi: Add immediate use documentation.
2026 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2028 * arm.c (FL_WBUF): Define.
2029 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2030 (arm_is_6_or_7): Delete.
2031 (arm_tune_wbuf): New.
2032 (arm_override_options): Set arm_tune_wbuf.
2033 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2034 (arm_is_6_or_7): Delete declaration.
2035 (arm_tune_wbuf): New declartion.
2036 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2037 (model_wbuf): Derive from arm_tune_wbuf.
2038 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2039 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2040 (arm740t): Mark CPUs as having a write buffer.
2042 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2044 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2045 of 'const_double_operand' in operand 2 constraints. Update enable
2048 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2050 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2051 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2052 * optabs.h (enum optab_index): Add new OTI_lfloor.
2053 (lfloor_optab): Define corresponding macro.
2054 * optabs.c (init_optabs): Initialize lfloor_optab.
2055 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2056 and lfloordi2 patterns.
2057 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2058 (expand_builtin_int_roundingfn): New function.
2059 (fold_builtin_int_roundingfn): New prototype.
2060 (fold_builtin_int_roundingfn): New function, renamed from
2061 fold_builtin_lround.
2062 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2063 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2064 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2065 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2066 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2067 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2068 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2069 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2070 into lfloor built-in function and (long long int)floor{,f,l} into
2071 llfloor built-in function.
2072 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2075 2005-04-08 Ian Lance Taylor <ian@airs.com>
2077 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2078 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2079 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2080 (DO_COND, DO_BODY): Likewise.
2081 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2082 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2083 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2084 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2085 (build_continue_stmt, build_break_stmt): Don't declare.
2086 (c_do_switch_warnings): Update declaration.
2087 * c-gimplify.c (enum bc_t): Remove.
2088 (struct c_gimplify_ctx, ctxp): Remove.
2089 (push_context, pop_context): Remove static functions.
2090 (c_genericize): Don't call push_context or pop_context.
2091 (begin_bc_block, finish_bc_block): Remove static functions.
2092 (build_bc_goto): Likewise.
2093 (gimplify_c_loop): Likewise.
2094 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2095 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2096 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2097 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2098 * c-common.c (c_do_switch_warnings): Rename from
2099 c_do_switch_warnings_1.
2100 (c_do_switch_warnings) [old version]: Remove.
2101 (c_do_switch_expr_warnings): Remove.
2102 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2103 function instead of c_do_switch_expr_warnings.
2104 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2105 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2106 * c-pretty-print.c (pp_c_statement): Likewise.
2107 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2109 2005-04-08 Devang Patel <dpatel@apple.com>
2111 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2112 While selecting replacement condition pay attention to loop header.
2114 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2116 Merge from tree-cleanup-branch: VRP, store CCP, store
2117 copy-prop, incremental SSA updating of FUD chains and
2118 newly exposed symbols.
2120 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2121 (OBJS-common): Add tree-vrp.o.
2122 (tree-vrp.o): New rule.
2123 * basic-block.h (nearest_common_dominator_for_set): Declare.
2124 * common.opt (ftree-store-ccp): New flag.
2125 (ftree-copy-prop): New flag.
2126 (ftree-vrp): New flag.
2127 (ftree-store-copy-prop): New flag.
2128 * dominance.c (nearest_common_dominator_for_set): New.
2129 * domwalk.c (walk_dominator_tree): Only traverse
2130 statements in blocks marked in walk_data->interesting_blocks.
2131 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2132 * fold-const.c (fold): Handle ASSERT_EXPR.
2133 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2134 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2135 flag_tree_vrp at -O2.
2136 * timevar.def (TV_TREE_VRP): Define.
2137 (TV_TREE_COPY_PROP): Define.
2138 (TV_TREE_STORE_COPY_PROP): Define.
2139 (TV_TREE_SSA_INCREMENTAL): Define.
2140 (TV_TREE_STORE_CCP): Define.
2141 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2142 to kill_redundant_phi_nodes from comment.
2143 (verify_expr): Handle ASSERT_EXPR.
2144 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2145 argument. Update all users.
2146 (mark_call_clobbered_vars_to_rename): Remove. Update all
2148 * tree-flow-inline.h (unmodifiable_var_p): New.
2149 * tree-flow.h (enum value_range_type): Declare.
2150 (struct value_range_def): Declare.
2151 (value_range): Declare.
2152 (remove_all_phi_nodes_for): Remove. Update all users.
2153 (find_phi_node_for): Declare.
2154 (add_type_alias): Declare.
2155 (count_uses_and_derefs): Declare.
2156 (kill_redundant_phi_nodes): Remove.
2157 (rewrite_into_ssa): Remove.
2158 (rewrite_def_def_chains): Remove.
2159 (update_ssa, register_new_name_mapping, create_new_def_for,
2160 need_ssa_update_p, name_registered_for_update_p,
2161 release_ssa_name_after_update_ssa, dump_repl_tbl,
2162 debug_repl_tbl, dump_names_replaced_by,
2163 debug_names_replaced_by, mark_sym_for_renaming,
2164 mark_set_for_renaming, get_current_def, set_current_def,
2165 get_value_range, dump_value_range, debug_value_range,
2166 dump_all_value_ranges, debug_all_value_ranges,
2167 expr_computes_nonzero, loop_depth_of_name,
2168 unmodifiable_var_p): Declare.
2169 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2171 * tree-into-ssa.c (block_defs_stack): Update comment.
2172 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2173 syms_to_rename, names_to_release, repl_tbl,
2174 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2175 need_to_replace_names_p): New locals.
2176 (NAME_SETS_GROWTH_FACTOR): Define.
2177 (struct repl_map_d): Declare.
2178 (struct mark_def_sites_global_data): Add field
2180 (enum rewrite_mode): Declare.
2181 (REGISTER_DEFS_IN_THIS_STMT): Define.
2182 (compute_global_livein): Use last_basic_block instead of
2184 (set_def_block): Remove last argument. Update all callers.
2185 (prepare_use_operand_for_rename): Remove. Update all callers.
2186 (prepare_def_operand_for_rename): Remove. Update all callers.
2187 (symbol_marked_for_renaming): New.
2190 (repl_map_hash): New.
2192 (repl_map_free): New.
2193 (names_replaced_by): New.
2194 (add_to_repl_tbl): New.
2195 (add_new_name_mapping): New.
2196 (mark_def_sites): Assume that all the operands in the
2197 statement are in normal form.
2198 (find_idf): Assert that the block in the stack is valid.
2199 (get_default_def_for): New.
2200 (insert_phi_nodes_for): Add new argument 'update_p'.
2202 If update_p is true, add a new mapping between the LHS of
2203 each new PHI and the name that it replaces.
2204 (insert_phi_nodes_1): Only call find_idf if needed.
2205 (get_reaching_def): Call get_default_def_for.
2206 (rewrite_operand): Remove.
2207 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2208 and REWRITE_THIS_STMT are false.
2209 Assume that all the operands in the statement are in
2211 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2212 (rewrite_virtual_phi_arguments): Remove.
2213 (invalidate_name_tags): Remove.
2214 (register_new_update_single, register_new_update_set,
2215 rewrite_update_init_block, replace_use,
2216 rewrite_update_fini_block, rewrite_update_stmt,
2217 rewrite_update_phi_arguments): New.
2218 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2219 Add arguments 'entry', 'what' and 'blocks'.
2220 Initialize the dominator walker according to 'what' and
2222 Start the dominator walk at 'entry'.
2223 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2224 Use it to configure the dominator walker.
2225 (rewrite_into_ssa): Remove argument 'all'.
2227 (rewrite_all_into_ssa): Remove.
2228 (rewrite_def_def_chains): Remove.
2229 (mark_def_interesting, mark_use_interesting,
2230 prepare_phi_args_for_update, prepare_block_for_update,
2231 prepare_def_site_for, prepare_def_sites,
2232 dump_names_replaced_by, debug_names_replaced_by,
2233 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2234 delete_update_ssa, create_new_def_for,
2235 register_new_name_mapping, mark_sym_for_renaming,
2236 mark_set_for_renaming, need_ssa_update_p,
2237 name_registered_for_update_p, ssa_names_to_replace,
2238 release_ssa_name_after_update_ssa,
2239 insert_updated_phi_nodes_for, update_ssa): New.
2240 * tree-loop-linear.c (linear_transform_loops): Call
2241 update_ssa instead of rewrite_into_ssa.
2242 * tree-optimize.c (vars_to_rename): Remove.
2244 (init_tree_optimization_passes): Replace
2245 pass_redundant_phi with pass_copy_prop.
2247 Replace pass_ccp with pass_store_ccp.
2248 Add pass_store_copy_prop after pass_store_ccp.
2249 (execute_todo): If the TODO_ flags don't include updating
2250 the SSA form, assert that it does not need to be updated.
2251 Call update_ssa instead of rewrite_into_ssa and
2252 rewrite_def_def_chains.
2253 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2254 (tree_rest_of_compilation):
2255 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2256 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2257 TODO_cleanup_cfg): Renumber.
2258 (TODO_verify_loops, TODO_update_ssa,
2259 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2260 TODO_update_ssa_only_virtuals): Define.
2261 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2263 * tree-phinodes.c (make_phi_node): Update documentation.
2264 (remove_all_phi_nodes_for): Remove.
2265 (find_phi_node_for): New.
2266 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2267 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2268 (interpret_rhs_modify_expr): Likewise.
2269 * tree-sra.c (decide_instantiations): Mark all symbols in
2270 SRA_CANDIDATES for renaming.
2271 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2272 (mark_all_v_defs): New function. Update all users to call it
2273 with the whole list of scalarized statements, not just the
2275 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2276 (compute_flow_insensitive_aliasing): If the tag is
2277 unmodifiable and the variable isn't or vice-versa, don't
2278 make them alias of each other.
2279 (setup_pointers_and_addressables): If the type tag for
2280 VAR is about to change, mark the old one for renaming.
2281 (add_type_alias): New.
2282 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2283 (ccp_lattice_t): Rename from latticevalue.
2284 (value): Remove. Update all users.
2285 (const_val): New local variable.
2286 (do_store_ccp): New local variable.
2287 (dump_lattice_value): Handle UNINITIALIZED.
2288 (debug_lattice_value): New.
2289 (get_default_value): Re-write.
2290 (set_lattice_value): Re-write.
2291 (def_to_varying): Remove. Update all users.
2292 (likely_value): Return VARYING for statements that make
2293 stores when STORE_CCP is false.
2294 Return VARYING for any statement other than MODIFY_EXPR,
2295 COND_EXPR and SWITCH_EXPR.
2296 (ccp_initialize): Re-write.
2297 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2298 Move to tree-ssa-propagate.c.
2299 (ccp_lattice_meet): Handle memory stores when
2300 DO_STORE_CCP is true.
2301 (ccp_visit_phi_node): Likewise.
2302 (ccp_fold): Likewise.
2303 (evaluate_stmt): Likewise.
2304 (visit_assignment): Likewise.
2305 (ccp_visit_stmt): Likewise.
2306 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2310 (do_ssa_store_ccp): New.
2311 (gate_store_ccp): New.
2312 (pass_store_ccp): Declare.
2313 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2314 (may_propagate_copy): Reformat.
2315 Don't abort if ORIG is a virtual and DEST isn't.
2316 If NEW does not have alias information but DEST does,
2318 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2319 copy_prop_kind, which_copy_prop): Declare.
2320 (stmt_may_generate_copy, get_copy_of_val,
2321 get_last_copy_of, set_copy_of_val, dump_copy_of,
2322 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2323 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2324 init_copy_prop, fini_copy_prop, execute_copy_prop,
2325 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2326 store_copy_prop): New.
2327 (pass_copy_prop, pass_store_copy_prop): Declare.
2328 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2329 'num_const_prop' and 'num_copy_prop'.
2330 (cprop_operand): Update them.
2331 (dump_dominator_optimization_stats): Dump them.
2332 (tree_ssa_dominator_optimize): Call update_ssa instead of
2334 (loop_depth_of_name): Declare extern.
2335 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2336 values for LOW or HIGH.
2337 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2338 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2339 (cprop_operand): Only propagate if VAL != OP.
2340 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2341 statement for renaming.
2342 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2343 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2344 add_type_alias if necessary.
2345 Call mark_new_vars_to_rename.
2346 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2347 mark every statement updated, call update_ssa and
2348 rewrite_into_loop_closed_ssa.
2349 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2350 from LIVEIN if VAR is a virtual.
2351 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2352 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2353 (get_call_expr_operands): Reformat statement.
2354 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2356 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2357 SSA_NAME_VALUE for every name.
2358 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2359 get_value_loaded_by): New.
2360 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2361 substitute_and_fold): Move from tree-ssa-ccp.c.
2362 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2363 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2364 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2366 * tree-ssa.c (verify_use): Fix error message.
2367 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2368 check_phi_redundancy, kill_redundant_phi_nodes,
2369 pass_redundant_phi): Remove. Update all users.
2370 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2371 add_type_alias, if necessary.
2372 * tree-vectorizer.h (struct _stmt_vect_info): Update
2373 documentation for field 'memtag'.
2374 * tree-vrp.c: New file.
2375 * tree.def (ASSERT_EXPR): Define.
2376 * tree.h (ASSERT_EXPR_VAR): Define.
2377 (ASSERT_EXPR_COND): Define.
2378 (SSA_NAME_VALUE_RANGE): Define.
2379 (struct tree_ssa_name): Add field 'value_range'.
2380 (PHI_REWRITTEN): Remove.
2381 (struct tree_phi_node): Remove field 'rewritten'.
2382 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2383 -ftree-store-copy-prop): Document.
2384 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2385 Document usage of update_ssa.
2387 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2390 * config/rs6000/predicates.md (altivec_register_operand): Accept
2392 (and64_operand): Do not limit CONST_INT to mask64_operand.
2393 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2394 (and_operand): Do not limit CONST_INT to mask_operand.
2396 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2398 PR rtl-optimization/20466
2399 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2400 for overlap of the address of each list member.
2401 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2403 2005-04-08 Mike Stump <mrs@apple.com>
2405 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2407 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2410 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2412 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2414 * function.c (push_function_context_to): Don't set
2416 * function.h (function): Remove contains_functions.
2417 (current_function_contains_functions): Remove.
2419 * function.h (function): Remove instrument_entry_exit.
2420 (current_function_instrument_entry_exit): Remove.
2422 * function.h (nonlocal_labels): Remove.
2424 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2426 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2427 (check_attr_value, write_attr_get, write_expr_attr_cache,
2428 find_attr, make_internal_attr): Don't reference negative_ok or
2430 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2431 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2432 (ATTR_STATIC): Adjust the value.
2434 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2436 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2438 * config/s390/tpf.h (ASM_SPEC): Define.
2440 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2442 * tree-flow.h: Remove the prototype for
2443 redirect_immediate_uses.
2444 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2446 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2448 * arm.c (arm_const_double_by_parts): New function.
2449 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2450 * arm.md (define_split for 64-bit constants): Add another one.
2452 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2454 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2456 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * system.h: Revert last change.
2460 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2462 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2463 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2464 (TARGET_SWITCHES): Delete.
2465 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2466 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2467 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2468 * config/xtensa/xtensa.opt: New file.
2470 2005-04-08 Ben Elliston <bje@au.ibm.com>
2472 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2473 * config/fp-bit.h: Tidy comments.
2475 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2477 * system.h: Poison PARAMS.
2479 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2481 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2482 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2483 (TARGET_SWITCHES): Delete.
2484 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2485 * config/vax/vax.opt: New file.
2487 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2489 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2491 2005-04-07 Ian Lance Taylor <ian@airs.com>
2493 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2495 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2496 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2499 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2501 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2502 all immediate uses in PHI nodes.
2504 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2506 * arm.c (arm_const_double_inline_cost): Handle any constant by
2507 using gen_lowpart and gen_highpart_mode.
2508 (note_invalid_constants): All constants in an RTX with a constraint
2509 that permits memory are now pushed to the constant pool.
2510 (output_move_double): Delete code to handle reg to reg and
2511 constant to reg moves.
2512 (const_double_needs_minipool, output_mov_immediate): Delete.
2513 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2514 CONST_INT and CONST_VECTOR.
2515 * arm.md (ANY64): New mode macro.
2516 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2517 (movdf_soft_insn): Split reg-reg and const-reg moves.
2518 (split patterns for 64-bit constant and register moves): New.
2519 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2520 (cirrus_movdf_hard_insn): Likewise.
2521 * fpa.md (movdf_fpa): Likewise.
2522 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2523 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2525 (movv2si_internal_2): Likewise.
2526 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2527 (movdf_vfp): Likewise.
2528 * arm-protos.h (output_mov_immediate): Delete prototype.
2530 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2533 * simplify-rtx.c (simplify_unary_operation_1): Check
2534 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2536 2005-04-06 James E Wilson <wilson@specifixinc.com>
2539 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2542 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2544 * coverage.h (GCOV_TYPE_NODE): Delete.
2545 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2546 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2547 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2548 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2549 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2551 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2554 * Makefile.in (gcc.pot): Remove options.c dependency.
2555 * optc-gen.awk: Don't quote help strings with N_().
2557 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2559 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2560 the function returns a pointer type.
2562 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2564 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2565 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2566 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2567 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2568 explicit_uses members.
2569 (get_or_create_used_part_for): Initialize new fields.
2570 (fieldoff_compare): New function.
2571 (create_overlap_variables_for): Count number of fields, use
2572 heuristic to determine whether to create subvars for vars with
2574 Sort the field list by offset and avoid creating duplicate SFT's.
2576 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2578 * c.opt (-F): Remove trailing whitespace from help string.
2579 (-finput-charset): Use a tab to separate the switch name and help
2581 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2582 (-ftree-vectorizer-verbose): Likewise.
2584 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2586 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2587 a PHI argument where a use occurs instead of all PHI arguments.
2589 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2591 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2594 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2596 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2597 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2598 config/bfin/bfin.h: Fix comment typos.
2600 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2602 * doc/install.texi: Update the URL for Jacks.
2603 * doc/sourcebuild.texi: Likewise.
2605 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2608 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2609 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2611 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2613 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2615 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2617 * config/v850/v850-protos.h (override_options): Delete.
2618 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2619 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2620 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2621 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2622 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2623 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2624 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2625 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2626 (OVERRIDE_OPTIONS): Delete.
2627 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2628 (small_memory_info): Remove the value field.
2629 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
2631 * config/v850/v850.c (small_memory): Remove the value field.
2632 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2633 (override_options): Delete.
2634 (v850_handle_memory_option, v850_handle_option): New functions.
2635 * config/v850/v850.opt: New file.
2637 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2639 * config.host: Add a section for generic hosts, and a subsection
2640 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
2641 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
2642 * config/host-darwin.h: New.
2643 * config/x-darwin: New.
2644 * config/i386/host-i386-darwin.c: New.
2645 * config/i386/x-darwin: New.
2646 * config/rs6000/host-darwin.c: Include host-darwin.h.
2647 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
2648 (darwin_rs6000_gt_pch_use_address): Likewise.
2649 * config/rs6000/x-darwin: Change name of .o built, update
2650 dependencies for changes to rs6000/host-darwin.c.
2652 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2655 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2657 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2659 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2660 split_loop_exit_edge instead of loop_split_edge_with.
2662 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2664 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2665 UNSPEC_SET_VSCR): New constants, used throughout.
2667 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2669 (altivec_vspltis<VI_char>): ... this pattern, using
2670 a QImode const_int_operand for the immediate.
2671 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2674 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2677 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2679 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2681 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2683 2005-04-06 Ben Elliston <bje@au.ibm.com>
2685 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2686 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2687 macros as living in "this file" and not gcc.h.
2689 2005-04-06 Ben Elliston <bje@au.ibm.com>
2691 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2692 -ftree-live_range_split. Perhaps renamed at some point?
2694 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2697 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2698 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2700 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2702 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2703 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2704 (number_of_iterations_special): New function.
2705 (number_of_iterations_exit): Use number_of_iterations_special.
2706 Use simplify_using_outer_evolutions only at -O3.
2707 (number_of_iterations_cond, tree_simplify_using_condition,
2708 simplify_using_initial_conditions, loop_niter_by_eval,
2709 compare_trees, can_count_iv_in_wider_type_bound,
2710 simplify_using_outer_evolutions): Use fold_build.
2712 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2714 * doc/install.texi (Configuration): Document --with-java-home.
2716 2005-04-05 Richard Henderson <rth@redhat.com>
2720 * config/i386/i386.c (print_operand): Handle vector zeros.
2721 (ix86_split_to_parts): Handle CONST_VECTOR.
2722 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2723 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2724 what modes to tie for MMX and SSE registers.
2725 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2726 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2727 to vector modes as well.
2728 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2729 properly as an input mode.
2731 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2733 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2735 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2737 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2739 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2741 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2742 and local functions, set sse_nregs to 8 and float_in_sse.
2743 (function_arg_advance, function_arg): If float_in_sse, pass
2744 SFmode and DFmode arguments in SSE registers.
2745 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2747 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2748 of -funit-at-a-time.
2750 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2752 * config/i386/i386-protos.h (ix86_function_value): Accept two
2753 arguments, like the target macro.
2754 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2755 * config/i386/i386.c (ix86_function_value): Accept the second
2756 argument of the target macro.
2757 (ix86_function_ok_for_sibcall): Pass a function pointer to
2758 ix86_function_value.
2759 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2760 call to ix86_value_regno).
2761 (ix86_value_regno): Add support for returning floating point values
2764 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2766 PR tree-optimization/20076
2767 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2768 that call __builtin_return or __builtin_apply_args.
2770 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2772 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2773 Use immediate use iterator.
2774 (stmt_is_bumper_for_loop): Use immediate use iterator.
2775 * predict.c (strip_builtin_expect): Use update_stmt.
2776 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2777 on all elements of a STATEMENT_LIST.
2778 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2779 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2780 (bsi_replace): Mark stmt as modified and the update it.
2781 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2782 (expand_complex_libcal): Call update_stmt.
2783 (expand_complex_comparison): Call mark_stmt_modified.
2784 (expand_complex_operations_1): Call update_stmt_if_modified.
2785 (expand_vector_operations_1): Call mark_stmt_modified.
2786 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2787 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2788 add_immediate_use, redirect_immediate_use,
2789 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2790 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2791 (mark_new_vars_to_rename): Call update_stmt.
2792 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2793 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2795 (unmodify_stmt): Delete.
2796 (update_stmt): New. Force an update of a stmt.
2797 (update_stmt_if_modified): update a stmt if it is out of date.
2798 (get_stmt_operands): Verify stmt is NOT modified.
2799 (stmt_modified_p): Update comment.
2800 (delink_imm_use): Remove a use node from its immuse list.
2801 (link_imm_use_to_list): Link a use node to a specific list.
2802 (link_imm_use): Link a node to the correct list.
2803 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2804 it in the correct list, if appropriate.
2805 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2806 (relink_imm_use): Link a use node in place of another node in a list.
2807 (relink_imm_use_stmt): LInk a node in place of another node, and set
2809 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2810 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2811 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2812 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2813 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2814 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2815 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2816 (has_zero_uses): New. Return true if there are no uses of a var.
2817 (has_single_use): New. Return true if there is only a single use of a
2819 (single_imm_use): New. Return the simgle immediate use.
2820 (num_imm_uses): New. Return the number of immediate uses.
2821 (get_v_must_def_ops): Use is now a pointer.
2822 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2823 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2825 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2826 (delink_stmt_imm_use): Delink all immuses from a stmt.
2827 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2828 * tree-flow.h (struct dataflow_d): Delete.
2829 (immediate_use_iterator_d): New. Immediate use iterator struct.
2830 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2831 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2832 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2834 (struct stmt_ann_d): Remove dataflow_t from struct.
2835 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2836 (if_convertible_phi_p): Use FAST immuse iterator.
2837 (if_convertible_loop_p): Don't call compute_immediate_uses.
2838 (replace_phi_with_cond_modify_expr): Call update_stmt.
2839 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2840 update_stmt_if_modified.
2841 (rewrite_all_into_ssa): Initialize ssa operands.
2842 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2843 compute_immediate_uses.
2844 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2845 ssa_property is available.
2846 (execute_one_pass): Change parameters passed to execute_todo.
2847 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2848 (remove_ssa_form): Call fini_ssa_operands.
2849 (insert_backedge_copies): Delete call to modify_stmt.
2850 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2851 (release_phi_node): Delink any use nodes before releasing.
2852 (resize_phi_node): Relink any use nodes.
2853 (remove_phi_arg_num): Delink the use node.
2854 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2855 (remove_all_phi_nodes_for): Release phi node first.
2856 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2857 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2858 (scalarize_use, scalarize_copy): Call update_stmt.
2859 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2860 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2861 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2862 (ccp_initialize): Remove call to compute_immediate_uses.
2863 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2864 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2866 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2867 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2868 (eliminate_redundant_computations): Call mark_stmt_modified.
2869 (cprop_operand): Call mark_stmt_modified.
2870 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2871 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2872 (dse_optimize_stmt): Use new immuse interface.
2873 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2874 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2875 (substitute_single_use_vars): Use new immuse interface.
2876 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2877 and compute_immediate_uses.
2878 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2880 (rewrite_mem_refs): Call update_stmt.
2881 (determine_lsm): Remove call to compute_imm_uses and free_df.
2882 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2883 (try_unroll_loop_completely): Call update_stmt.
2884 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2885 (rewrite_use_compare): Call update_stmt.
2886 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2887 (rewrite_use) : Call update_stmt.
2888 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2889 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2891 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2892 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2893 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2895 (initialize_vuse_operand): New. Initialize a vuse operand.
2896 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2897 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2898 (finalize_ssa_defs): Use stmt parameter.
2899 (correct_use_link): Ensure a use node is in the correct list, and has
2900 the correct stmt pointer.
2901 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2902 finalize_ssa_v_must_defs): Also initialize use nodes.
2903 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2904 (build_ssa_operands): Seperate parsing from final operand construction.
2905 (parse_ssa_operands): New. Parse entry point for operand building.
2906 (swap_tree_operands): New. Swap 2 tree operands.
2907 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2909 (get_expr_operands): Call swap_tree_operands when needed.
2910 (copy_virtual_operands): Use initialize routines for virtual use ops.
2911 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2912 (verify_abort): New. Issue imm_use error.
2913 (verify_imm_links): New Verify imm_use links for a var.
2914 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2915 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2916 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2917 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2918 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2919 (NULL_USE_OPERAND_P) Define.
2920 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2922 (struct vuse_operand_type): New struct.
2923 (SET_USE): Call set_ssa_use_from_ptr.
2925 (PHI_ARG_INDEX_FROM_USE): Define.
2926 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2927 argument via SET_USE, not PHI_ARG_DEF_TREE.
2928 * tree-ssa-pre.c (eliminate): Call update_stmt.
2929 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2931 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2932 (nearest_common_dominator_of_uses): Use imm_use iterator.
2933 (statement_sink_location): Use imm_use iterator and interface.
2934 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2935 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2936 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2937 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2938 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2939 if new parameter is true.
2940 (init_tree_ssa): Don't initialize operand cache here.
2941 (delete_tree_ssa): Don't destroy operand cache here.
2942 (propagate_into_addr): Pass in a use pointer, return true if anything
2944 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2945 (check_phi_redundancy): Use imm_use iterator.
2946 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2948 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2949 (release_ssa_name): Delink node and all elements in its imm_use list.
2950 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2951 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2952 * tree-vectorizer.c (need_imm_uses_for): Delete.
2953 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2954 * tree.h (struct ssa_imm_use_d): Define.
2955 (SSA_NAME_IMM_USE_NODE): Define.
2956 (struct tree_ssa_name): Add imm_use node.
2958 (PHI_ARG_IMM_USE_NODE): Define.
2959 (struct phi_arg_d): Add imm_use node.
2960 (struct tree_phi_node): Remove struct dataflow_d element.
2961 (TDF_STMTADDR): Define.
2963 2005-04-05 Dale Johannesen <dalej@apple.com>
2965 * doc/invoke.texi (Optimization Options): Remove
2966 duplicate -fcse-follow-jumps. Add -fweb.
2967 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2968 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2970 2005-04-05 Per Bothner <per@bothner.com>
2972 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2973 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2974 (warn_uninit): Get EXPR_LOCUS from context now instead.
2975 This fixes a USE_MAPPED_LOCATION testsuite failure.
2977 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2979 2005-04-05 Per Bothner <per@bothner.com>
2981 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2982 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2983 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2986 2004-04-05 Devang Patel <dpatel@apple.com>
2988 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2989 (lhsr<mode>3): ... new name.
2990 (altivec_vsra<VI_char>): Rename to ..
2991 (ashr<mode>3): ... new name.
2992 * config/rs6000/rs6000.c (builtin_description): Rename shift
2995 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2997 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2998 gen_lowpart_for_combine.
2999 * cse.c (gen_lowpart_if_possible): Move...
3000 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3002 (gen_lowpart_no_emit_general): Use it.
3004 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3006 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3009 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3011 * system.h: Fix typo.
3013 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3015 * config/bfin/bfin-modes.def: New file.
3016 * config/bfin/bfin-protos.h: New file.
3017 * config/bfin/bfin.c: New file.
3018 * config/bfin/bfin.h: New file.
3019 * config/bfin/bfin.md: New file.
3020 * config/bfin/bfin.opt: New file.
3021 * config/bfin/crti.s: New file.
3022 * config/bfin/crtn.s: New file.
3023 * config/bfin/elf.h: New file.
3024 * config/bfin/lib1funcs.asm: New file.
3025 * config/bfin/predicates.md: New file.
3026 * config/bfin/t-bfin: New file.
3027 * config/bfin/t-bfin-elf: New file.
3028 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3029 Document new attributes.
3030 (interrupt, interrupt_handler, saveall): Update documentation for
3032 * doc/install.texi (Specific): Add entry for the Blackfin.
3033 * doc/invoke.texi (Blackfin Options): New section.
3034 * doc/md.texi (Blackfin family): New section to document constraints.
3035 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3037 2005-04-05 Olivier Hainque <hainque@adacore.com>
3039 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3040 match what the system unwinder expects.
3041 * config/mips/mips.c (mips_frame_set): If we're saving the return
3042 address register and the dwarf return address column number differs
3043 from the hard register number, adjust the note reg to refer to the
3046 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3048 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3049 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3050 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3051 (processor_type): New enum.
3052 (mn10300_processor): New variable.
3053 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3054 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3055 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3056 (PROCESSOR_DEFAULT): New macro.
3057 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3058 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3059 (mn10300_handle_option, mn10300_override_options): New functions.
3060 * config/mn10300/mn10300.opt: New file.
3062 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3063 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3065 PR tree-optimization/19903
3066 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3067 that don't fit in their type after conversion.
3069 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3072 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3073 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3074 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3075 flag here. Implement using define_insn_and_split.
3076 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3077 (frndintxf2_mask_pm_i387): New insn patterns.
3078 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3079 Do not set ix86_optimize_mode_switching flag.
3080 (ceilsf2, ceildf2, ceilxf2): Same.
3081 (btruncsf2, btruncdf2, btruncxf2): Same.
3082 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3084 2005-04-05 Ian Lance Taylor <ian@airs.com>
3087 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3088 i386_pe_record_external_function.
3089 (i386_pe_record_external_function): Update declaration.
3090 * config/i386/winnt.c (struct extern_list): Add decl field.
3091 (i386_pe_record_external_function): Add decl parameter.
3092 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3094 * config/i386/i386-protos.h (i386_pe_record_external_function):
3097 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3099 * config/m68k/m68k-protos.h: Add a prototype for
3100 valid_dbcc_comparison_p_2.
3101 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3102 extend_operator, const_uint32_operand, const_sint32_operand,
3103 general_src_operand, nonimmediate_src_operand,
3104 memory_src_operand, post_inc_operand, pre_dec_operand,
3105 pcrel_address): Move to predicates to predicates.md.
3106 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3107 * config/m68k/m68k.md: Include predicates.md.
3108 * config/m68k/predicates.md: New.
3110 2005-04-04 Roger Sayle <roger@eyesopen.com>
3112 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3114 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3116 2005-04-04 Ian Lance Taylor <ian@airs.com>
3118 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3120 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3121 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3122 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3123 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3124 * c-common.c (c_do_switch_warnings_1): New static function broken
3125 out of c_do_switch_warnings.
3126 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3127 (c_do_switch_expr_warnings): New function.
3128 * c-common.h (c_do_switch_expr_warnings): Declare.
3130 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3131 Daniel Jacobowitz <dan@codesourcery.com>
3133 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3135 * rtlanal.c (may_trap_p): Same.
3137 2005-04-04 Dale Johannesen <dalej@apple.com>
3139 * ChangeLog: remove reference to ChangeLog.12.
3141 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3143 CRIS epilogue as RTL.
3144 * config/cris/cris.md: Change all 0 in unspec 0 to
3146 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3147 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3149 ("return"): Change to define_expand. Call cris_expand_return for
3151 ("*return_expanded"): New pattern.
3152 ("epilogue"): New define_expand.
3153 * config/cris/cris.h (PREDICATE_CODES): Add
3154 cris_load_multiple_op.
3155 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3157 (enum cris_retinsn_type): New.
3158 (struct machine_function): New member return_type.
3159 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3160 (cris_target_asm_function_epilogue): Remove, moving RTLified
3162 (cris_expand_epilogue): New function.
3163 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3164 (cris_gen_movem_load, cris_load_multiple_op)
3165 (cris_return_address_on_stack_for_return, cris_expand_return): New
3167 (cris_target_asm_function_prologue)
3168 (cris_initial_frame_pointer_offset): Call
3169 cris_reg_saved_in_regsave_area instead of complicated expression.
3170 Call cris_return_address_on_stack instead of an expression.
3171 (cris_print_operand) <case 'o', case 'O'>: New cases.
3172 (cris_return_address_on_stack): Change return-type to bool.
3173 (cris_simple_epilogue): Ditto. Return false if registers are
3175 * config/cris/cris-protos.h (cris_simple_epilogue)
3176 (cris_return_address_on_stack): Adjust prototype return type.
3177 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3178 (cris_return_address_on_stack_for_return): New prototypes.
3180 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3182 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3183 gpr_or_int12_operand.
3185 * config/frv/frv-protos.h: Add a prototype to
3186 frv_legitimate_memory_operand and frv_const_unspec_p.
3187 (frv_unspec): Move from frv.c.
3188 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3189 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3190 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3191 gpr_or_fpr_operand, gpr_or_int12_operand,
3192 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3193 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3194 int6_operand, int5_operand, uint5_operand, uint4_operand,
3195 uint1_operand, int_2word_operand, uint16_operand,
3196 upper_int16_operand, integer_register_operand,
3197 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3198 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3199 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3200 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3201 move_destination_operand, movcc_fp_destination_operand,
3202 frv_function_symbol_referenced_p, move_source_operand,
3203 condexec_dest_operand, condexec_source_operand,
3204 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3205 const_unspec_operand, gpr_or_memory_operand,
3206 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3207 icc_operand, fcc_operand, cc_operand, icr_operand,
3208 fcr_operand, cr_operand, call_operand, sibcall_operand,
3209 symbolic_operand, relational_operator,
3210 integer_relational_operator, float_relational_operator,
3211 ccr_eqne_operator, minmax_operator,
3212 condexec_si_binary_operator, condexec_si_media_operator,
3213 condexec_si_divide_operator, condexec_si_unary_operator,
3214 condexec_sf_conv_operator, condexec_sf_add_operator,
3215 condexec_memory_operand, intop_compare_operator, acc_operand,
3216 even_acc_operand, quad_acc_operand, accg_operand: Move to
3218 * config/frv/frv.h (PREDICATE_CODES): Remove.
3219 * config/frv/frv.md: Include predicates.md.
3220 * config/frv/predicates.md: New.
3222 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3225 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3226 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3227 (add_standard_iv_candidates_for_size): New function, extracting code
3228 from add_standard_iv_candidates and parameterizing it by type size.
3229 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3231 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3233 * system.h (GCOV_SIZE_TYPE): Unposion.
3234 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3235 (GCOV_TYPE_SIZE): ...this new macro.
3236 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3237 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3238 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3239 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3240 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3241 instead of unsigned_intSI_type_node.
3242 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3243 (rtl_gen_one_value_profiler_no_edge_manipulation)
3244 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3245 * value-prof.c: Include coverage.h.
3247 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3248 Diego Novillo <dnovillo@redhat.com>
3250 Fix PR tree-optimization/20703
3251 Fix PR tree-optimization/20725
3253 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3254 (create_expression_by_pieces): Ditto.
3255 (valid_in_set): Ditto. Also handle tcc_declaration.
3256 (find_or_generate_expression): Handle comparison class.
3257 (insert_into_preds_of_block): Ditto.
3258 (insert_aux): Ditto.
3259 (create_value_expr_from): Handle comparison class, recursively
3260 handle reference nodes.
3261 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3262 (execute_pre): Fix spacing.
3263 (do_fre): Renamed to execute_fre.
3265 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3267 * doc/invoke.texi (SPARC options): Document that
3268 -mlittle-endian is not supported on Linux either.
3270 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3274 * config.gcc (Obsolete configurations): Remove
3275 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3276 (sparclite-*-coff*): Delete.
3277 (sparclite-*-elf*): Likewise.
3278 (sparc86x-*-elf*): Likewise.
3279 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3280 * config/sparc/lite.h: Delete.
3281 * config/sparc/litecoff.h: Likewise.
3282 * config/sparc/liteelf.h: Likewise.
3283 * config/sparc/sp86x-elf.h: Likewise.
3284 * config/sparc/t-sparclite: Likewise.
3285 * config/sparc/t-sp86x: Likewise.
3287 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3289 * config/s390/s390-protos.h: (s390_comparison,
3290 s390_alc_comparison, s390_slb_comparison, const0_operand,
3291 consttable_operand, larl_operand, s_operand,
3292 shift_count_operand, bras_sym_operand, load_multiple_operation,
3293 store_multiple_operation, s390_plus_operand): Remove prototypes.
3294 (s390_legitimate_address_without_index_p): New prototype.
3295 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3297 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3298 const0_operand, consttable_operand, larl_operand, s_operand,
3299 shift_count_operand, bras_sym_operand, load_multiple_operation,
3300 store_multiple_operation, s390_plus_operand): Move to
3302 (check_mode): Remove.
3303 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3305 (s390_legitimate_address_without_index_p): New.
3306 * config/s390/s390.h (PREDICATE_CODES): Remove.
3307 * config/s390/s390.md: Include predicates.md.
3308 * config/s390/predicates.md: New.
3310 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3313 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3314 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3315 (NEED_INDICATE_EXEC_STACK): Define to 1.
3316 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3317 (NEED_INDICATE_EXEC_STACK): Define to 1.
3318 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3319 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3320 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3321 (pic_helper_emitted_p): New global.
3322 (emit_pic_helper): New function extracted from...
3323 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3324 Do not call emit_pic_helper if delay_pic_helper is true.
3325 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3326 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3327 (sparc_file_end): New function.
3329 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3331 * config/mcore/mcore-protos.h: Remove the prototypes for
3332 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3333 mcore_general_movdst_operand, mcore_reload_operand,
3334 mcore_arith_J_operand, mcore_arith_K_operand,
3335 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3336 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3337 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3338 mcore_literal_K_operand, mcore_addsub_operand,
3339 mcore_compare_operand, mcore_load_multiple_operation,
3340 mcore_store_multiple_operation, mcore_call_address_operand.
3341 Add a prototype for const_ok_for_mcore.
3342 * config/mcore/mcore.c (mcore_call_address_operand,
3343 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3344 mcore_arith_reg_operand, mcore_reload_operand,
3345 mcore_arith_J_operand, mcore_arith_K_operand,
3346 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3347 mcore_arith_M_operand, mcore_arith_imm_operand,
3348 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3349 mcore_literal_K_operand, mcore_addsub_operand,
3350 mcore_compare_operand, mcore_load_multiple_operation,
3351 mcore_store_multiple_operation): Move to predicates.md.
3352 (const_ok_for_mcore): Export.
3353 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3354 * config/mcore/mcore.md: Include predicates.md.
3355 * config/mcore/predicates.md: New.
3357 * config/mcore/predicates.md: Fix a comment typo.
3359 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3360 Adrian Straetling <straetling@de.ibm.com>
3362 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3363 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3364 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3366 ("imul"): Removed from "type" attribute.
3367 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3368 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3369 Changed type to imulsi.
3370 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3372 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3374 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3375 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3376 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3377 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3378 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3379 (TARGET_SWITCHES, mcore_stack_increment_string)
3380 (TARGET_OPTIONS): Delete.
3381 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3382 than *_BIT constants.
3383 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3384 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3385 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3386 (mcore_override_options): Delete mcore_stack_increment code.
3387 Change use of M340_BIT to MASK_M340.
3388 * config/mcore/mcore.opt: New file.
3390 2005-04-04 Ian Lance Taylor <ian@airs.com>
3392 * config/arm/arm.c (replace_symbols_in_block): Remove static
3395 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3397 * config/fr30/fr30-protos.h: Remove the prototypes for
3398 stack_add_operand, add_immediate_operand,
3399 high_register_operand, low_register_operand, call_operand,
3400 di_operand, and nonimmediate_di_operand.
3401 * config/fr30/fr30.c (stack_add_operand,
3402 add_immediate_operand, high_register_operand,
3403 low_register_operand, call_operand, di_operand,
3404 nonimmediate_di_operand): Move to predicates.md.
3405 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3406 * config/fr30/fr30.md: Include predicates.md.
3407 * config/fr30/predicates.md: New.
3409 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3410 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3411 mcore_call_address_operand.
3413 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3414 general_movsrc_operand.
3416 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3418 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3421 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3424 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3427 2005-04-04 Richard Henderson <rth@redhat.com>
3428 Jakub Jelinek <jakub@redhat.com>
3430 PR rtl-optimization/16104
3431 * fold-const.c (fold_unary): Fix folding of vector conversions.
3433 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3435 * config.gcc (xstormy16-*-elf): Set extra_options.
3436 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3437 * config/stormy16/stormy16.opt: New file.
3439 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3441 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3442 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3443 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3444 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3445 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3446 (TARGET_UNIX_ASM): Delete.
3447 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3448 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3449 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3450 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3451 * config/pdp11/pdp11.opt: New file.
3453 2005-04-03 Roger Sayle <roger@eyesopen.com>
3454 Alexandre Oliva <aoliva@redhat.com>
3457 * fold-const.c (non_lvalue): Split tests into...
3458 (maybe_lvalue_p): New function.
3459 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3460 C++ front-end prior to lowering into gimple form.
3462 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3464 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3465 BUILT_IN_STRNCASECMP): New.
3466 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3469 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3472 * arm.md (addsi3_compare0_for_combiner): Delete.
3473 (addsi3_compare0_scratch_for_combiner): Delete.
3474 (cmpsi_neg_shiftsi): Delete.
3475 (compare_negsi_si): New pattern.
3476 (cmpsi_negshiftsi_si): New pattern.
3477 (negated_cbranchsi4): Restrict to equality_operator.
3479 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3482 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3484 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3487 * doc/install.texi: Fix a typo.
3489 2005-04-03 Steven Bosscher <stevenb@suse.de>
3492 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3493 a computed goto if the edge to the computed goto block has
3494 incoming abnormal edges. Clarify how the function works.
3496 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3498 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3499 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3500 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3501 hash_scan_set, reg_set_between_after_reload_p,
3502 reg_used_between_after_reload_p, get_avail_load_store_reg,
3503 eliminate_partially_redundant_load): Likewise.
3504 * postreload.c (reload_cse_simplify_set,
3505 reload_combine_note_use): Likewise.
3506 * predict.c (predict_insn, expected_value_to_br_prob,
3507 propagate_freq, expensive_function_p): Likewise.
3508 * print-rtl.c (print_rtx): Likewise.
3509 * profile.c (instrument_edges, instrument_values,
3510 compute_branch_probabilities, branch_prob, union_groups,
3511 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3512 * protoize.c (in_system_include_dir, file_could_be_converted,
3513 file_normally_convertible, gen_aux_info_file, seek_to_line,
3514 do_cleaning): Likewise.
3515 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3516 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3517 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3519 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3521 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3522 * modulo-sched.c (undo_replace_buff_elem): New structure.
3523 (kernel_number_of_cycles, ps_unschedule_node,
3524 undo_generate_reg_moves,free_undo_replace_buff,
3525 undo_permute_partial_schedule, loop_single_full_bb_p,
3526 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3527 build_loops_structure, get_sched_window): New.
3528 (generate_reg_moves): Return undo_replace_buff_elem and other
3530 (generate_prolog_epilog): Remove old loop versioning.
3531 (sms_schedule): Use loop information and loop_version.
3532 (sms_schedule_by_order): Split part of it to get_sched_window.
3533 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3534 cfg_layout_finalize and free_dominance_info before/after SMS.
3536 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3538 * cfghooks.c (lv_flush_pending_stmts,
3539 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3540 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3541 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3542 lv_add_condition_to_bb,
3543 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3544 flush_pending_stmts): New in cfg_hooks structure.
3545 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3546 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3547 lv_add_condition_to_bb): New declarations.
3548 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3550 (loop_version): Declare.
3551 * cfgloopmanip.c (cfghooks.h): Include.
3552 (duplicate_loop_to_header_edge): Change return type to bool.
3553 (loop_version, lv_adjust_loop_entry_edge): Move here.
3554 * cfgrtl.c (cfgloop.h): Include.
3555 (rtl_verify_flow_info_1): Fix.
3556 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3557 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3559 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3560 tree_lv_add_condition_to_bb): New.
3561 (tree_cfg_hooks): Add new hooks to initialization.
3562 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3563 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3565 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3567 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3568 xstormy16_below100_or_register,
3569 xstormy16_splittable_below100_or_register, and
3570 nonimmediate_nonstack_operand.
3572 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3573 xstormy16_ineqsi_operator, equality_operator,
3574 inequality_operator, shift_operator,
3575 xstormy16_below100_operand, xstormy16_below100_or_register,
3576 xstormy16_splittable_below100_or_register,
3577 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3578 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3579 equality_operator, inequality_operator,
3580 xstormy16_below100_operand, xstormy16_below100_or_register,
3581 xstormy16_splittable_below100_or_register,
3582 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3583 nonimmediate_nonstack_operand, shift_operator): Move to
3585 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3586 * config/stormy16/stormy16.md: Include predicates.md.
3587 * config/stormy16/predicates.md: New.
3589 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3591 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3592 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3593 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3594 move_operand, power_of_2_operand): Move to predicates.md.
3595 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3596 PREDICATE_CODE): Remove.
3597 * config/iq2000/iq2000.md: Include predicates.md.
3598 * config/iq2000/predicates.md: New.
3600 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3602 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3603 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3604 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3605 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3606 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3607 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3608 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3609 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3610 (TARGET_M68HC11): Delete.
3611 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3612 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3613 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3614 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3615 (nb_soft_regs): Delete.
3616 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3617 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3618 and MASK_M6812 being set simultaneously. Change the code that sets
3619 the default m68hc11_soft_reg_count to use integers instead of strings.
3620 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3621 m68hc11_soft_reg_count (which now has an int type) as the number
3623 * config/m68hc11/m68hc11.opt: New file.
3625 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3627 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3628 fp_displacement_operand, sp_displacement_operand.
3630 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3632 Remove the prototypes for tst_operand, cmp_operand,
3633 stack_register_operand, d_register_operand,
3634 hard_addr_reg_operand, splitable_operand,
3635 m68hc11_logical_operator, m68hc11_arith_operator,
3636 m68hc11_non_shift_operator, m68hc11_shift_operator,
3637 m68hc11_unary_operator, m68hc11_eq_compare_operator,
3638 non_push_operand, hard_reg_operand, and
3639 reg_or_some_mem_operand.
3640 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
3642 (tst_operand, cmp_operand, non_push_operand,
3643 splitable_operand, reg_or_some_mem_operand,
3644 stack_register_operand, d_register_operand,
3645 hard_addr_reg_operand, hard_reg_operand,
3646 m68hc11_eq_compare_operator, m68hc11_logical_operator,
3647 m68hc11_arith_operator, m68hc11_non_shift_operator,
3648 m68hc11_shift_operator, m68hc11_unary_operator): Move to
3650 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3651 * config/m68hc11/m68hc11.md: Include predicates.md.
3652 * config/m68hc11/predicates.md: New.
3654 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3657 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
3658 change checked in along with 2005-03-03's patch for debug/20253.
3659 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3660 (remap_decl): Insert type decl in map earlier.
3662 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3664 PR tree-optimization/20640
3665 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3666 post-dominator if it has phi nodes.
3667 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3668 before dead statements.
3670 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3673 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3675 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3677 PR rtl-optimization/20290
3678 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3679 in every iteration if the entry point is the exit test.
3681 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3683 * config/cris/cris.md (attribute "length"): Define.
3685 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3687 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3688 (word_offset_memref_operand): New.
3689 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3690 (indexed_or_indirect_operand): Delete.
3691 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3692 (indexed_or_indirect_operand): Delete.
3694 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3697 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3700 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3701 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3703 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3705 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3707 2005-04-01 Ian Lance Taylor <ian@airs.com>
3709 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3710 (rus, prus): Remove static variables.
3711 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3712 (process_command): Permit report_times and use_pipes together.
3714 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3716 * c-decl.c (validate_proto_after_old_defn): Look at
3717 TYPE_MAIN_VARIANT of argument types.
3719 2005-04-01 Paul Brook <paul@codesourcery.com>
3721 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3722 (arm_output_function_epilogue): Allow call_via_SP.
3723 (thumb_call_via_reg, arm_file_end): Ditto.
3724 * config/arm/arm.h (struct machine_function): Include space for SP.
3725 (thumb_call_via_label): Update declaration.
3727 2005-04-01 Ian Lance Taylor <ian@airs.com>
3729 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3730 doing a peephole optimization, once again put any notes in the
3733 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3735 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3737 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3739 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3740 (block_alloc, find_free_reg): Likewise.
3741 * loop-doloop.c (doloop_modify): Likewise.
3742 * loop-invariant.c (record_use): Likewise.
3743 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3744 get_iv_value, canon_condition, eliminate_implied_condition,
3745 eliminate_implied_condition, simplify_using_initial_values,
3746 shorten_into_mode, canonicalize_iv_subregs,
3747 iv_number_of_iterations): Likewise.
3748 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3749 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3750 unswitch_loop): Likewise.
3751 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3752 move_movables, replace_call_address, find_and_verify_loops,
3753 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3754 record_giv, final_giv_value, general_induction_var,
3755 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3756 loop_giv_dump): Likewise.
3758 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3759 GCOV_CHECK_WRITING): Remove.
3760 (gcov_position, gcov_rewrite): Use gcc_assert.
3761 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3762 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3763 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3766 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3768 * tree-inline.c: Fix a typo.
3770 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3772 * configure.ac (enable-checking): Explicitly set all variables for
3773 collective switch values. Alphabetize variables. Rename
3774 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3776 * doc/install.texi (enable-checking): Update documentation.
3777 * configure: Rebuilt.
3779 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3781 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3784 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3786 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3787 Also reject cases where this pattern will cause load delay stalls
3788 unless optimizing for size and it will produce a shorter sequence.
3789 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3790 variants to avoid pre-adjusting the base when possible.
3792 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3794 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3795 the frame and argument pointers.
3796 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3797 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3798 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3799 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3800 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3801 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3803 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3805 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3806 with entry for selectany attribute.
3807 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3809 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3810 (i386_pe_asm_named_section): Handle sections generated by
3811 selectany attribute.
3812 * doc/extend.texi (selectany): Document attribute.
3814 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3815 Jan Hubicka <jh@suse.cz>
3817 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3818 to fix addresses involving EBP and ESP.
3819 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3820 for SUBREGed registers.
3821 (legitimate_address_p): Accept SUBREGed registers.
3823 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3826 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3827 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3830 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3832 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3834 2005-04-01 James E Wilson <wilson@specifixinc.com>
3837 * dwarf2out.c (rtl_for_decl_init): New function.
3838 (rtl_for_decl_location): Extracted from here.
3839 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3840 add_const_value_attribute. Delete initializer_constant_valid_p call.
3842 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3844 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3845 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3846 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3847 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3848 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3849 config/i386/i386.md, config/rs6000/predicates.md,
3850 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3851 config/s390/s390.c, config/stormy16/stormy16.c,
3852 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3855 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3858 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3859 COND_EXPR and CALL_EXPR.
3861 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3864 * genautomata.c (first_cycle_unit_presence): Check all alternative
3865 states for unit presence.
3867 * doc/md.texi: Remove remark about impossibility to query unit
3868 presence in non nondeterministic automaton state.
3870 * config/ia64/ia64.c (get_template): Change order of unit querying.
3872 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3874 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3877 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3879 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3880 flag for edges outside any loops.
3882 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3884 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3886 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3888 * tree-ssa-alias.c: Follow spelling conventions.
3889 * doc/tree-ssa.texi: Fix a typo.
3891 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3893 * postreload-gcse.c: Include target.h.
3894 (gcse_after_reload_main): Return early if we cannot modify jumps.
3895 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3897 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3899 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3900 expensive operations.
3902 2005-03-31 Ian Lance Taylor <ian@airs.com>
3904 * collect2.c (lderrout): New variable.
3905 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3906 if it is set, to stderr.
3907 (handler): Unlink lderrout if it is set.
3908 (dump_file): Add "to" parameter. Change all callers.
3909 (main): Initialize lderrout.
3910 (collect_execute): Add errname parameter. Change all callers.
3911 Rename redir parameter to outname. Never pass
3912 PEX_STDERR_TO_STDOUT to pex_run.
3913 * collect2.h (collect_execute, dump_file): Update declarations.
3914 * tlink.c (tlink_execute): Add errname parameter. Change all
3916 (do_tlink): Check lderrout as well as ldout.
3918 2005-03-31 Caroline Tice <ctice@apple.com>
3920 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3921 (bb-reorder.o): Add errors.h to list of requirements.
3922 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3923 profiledbootstrap flags.
3924 * bb-reorder.c (errors.h): Add new include.
3925 (struct bbro_basic_block_data_def): Add new field, in_trace.
3926 (add_unlikely_executed_notes): Remove function.
3927 (mark_bb_for_unlikely_executed_section): Remove function.
3928 (insert_section_boundary_note): New function.
3929 (verify_hot_cold_block_grouping): New function.
3930 (push_to_next_round_p): Remove variables and tests that push all
3931 cold blocks to last round.
3932 (find_traces): Remove code that added extra round of trace finding
3933 when doing partitioning.
3934 (find_traces_1_round) : Remove variable last_round; add code to
3935 update new struct field, in_trace; correct trace_length where it was
3936 incorrect before (after call to copy_bb); change code that pushed all
3937 cold blocks to last round. Instead verify that all blocks going into
3938 a trace belong in the same partition.
3939 (connect_traces): Modify to connect the traces in two passes, if the
3940 function contains both hot and cold blocks. The first pass connects
3941 all the traces for blocks in the partition that the first block in
3942 the function belongs to; the second pass connnects all the traces
3943 containing blocks that belong in the other partition.
3944 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3945 code that automatically put the first block in a function into the
3946 hot partition if the function had any hot blocks.
3947 (fix_crossing_unconditional_branches): Check number of succ edges
3948 before attempting to get one.
3949 (fix_edges_for_rarely_executed_code): Update comment describing
3951 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3952 remove call to add_unlikely_executed_notes; add call to
3953 verify_hot_cold_block_grouping.
3954 (duplicate_computed_gotos): Don't change computed goto if it's a
3956 (partition_hot_cold_basic_blocks): Update function comment.
3957 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3959 (try_forward_edges): Likewise.
3960 (merge_blocks_move_predecessor_nojumps): Likewise.
3961 (merge_blocks_move_successor_nojumps): Likewise.
3962 (merge_blocks_move): Likewise.
3963 (try_crossjump_bb): Likewise.
3964 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3965 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3966 notes to cold bb's; remove call to update_unlikely_executed_notes.
3967 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3968 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3969 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3970 function declaration.
3971 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3973 (rtl_can_merge_blocks): Remove redundancy from condition.
3974 (try_redirect_by_replacing_jump): Likewise.
3975 (force_nonfallthru_and_redirect): Remove code for adding
3976 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3977 (commit_one_edge_insertion): Likewise.
3978 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3979 * dbxout.c (FORCE_TEXT): Replace function_section with
3980 current_function_section.
3981 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3982 function, switch_text_section.
3983 (struct xcoff_debug): Likewise.
3984 (dbxout_function_end): Add code to put out label diffs for both
3985 hot and cold sections.
3986 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3987 for new debug_hooks funciton, switch_text_section..
3988 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3989 switch_text_section.
3990 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3991 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3992 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3993 dw_fde_switched_sections.
3994 (output_call_frame_info): Add test to see if function switches text
3995 sections in the middle; if so, use appropriate extra hot and cold
3996 section labels to compute size deltas for the hot and cold sections.
3997 (dwarf2out_begin_prologue): Add code to initialize new fields in
3999 (dwarf2out_switch_text_section): New function (invoked through
4000 debug_hook); updates new fields in dw_fde_struct appropriately and
4001 increments separate_line_info_table_in_use.
4002 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4003 dwarf2out_switch_text_section.
4004 (struct var_loc_node): Add new field, section_label.
4005 (output_aranges): Add code to check whether in hot or cold section and
4006 use the appropriate label in calculating deltas.
4007 (output_ranges): Likewise.
4008 (output_line_info): Add code to check which section we're in and
4009 use appropriate hot/cold label.
4010 (add_location_or_constant_value_attribute): Likewise.
4011 (gen_subprogam_die): Modify arange attributes to use correct labels.
4012 (dwarf2out_begin_block): Change call to function_section into call to
4013 current_function_section.
4014 (dwarf2out_end_block): Likewise.
4015 (dwarf2out_source_line): Likewise.
4016 (dwarf2out_var_location): Add code to check whether in hot or cold
4017 section and use the appropriate label.
4018 * except.c (output_function_exception_table): Change call to
4019 function_section into call to current_function_section.
4020 * final.c (profile_function): Likewise.
4021 (scan_ahead_for_unlikely_executed_note): Remove function.
4022 (final_scan_insn): Remove calls to
4023 scan_ahead_for_unlikely_executed_note, and related code for switching
4024 to cold section, except for the single time
4025 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4026 debug_hooks->switch_text_sections; replace appropriate calls to
4027 function_section with calls to current_function_section.
4028 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4029 test_bb to condition.
4030 (find_if_case_2): Likewise.
4031 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4032 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4033 * opts.c (decode_options): Change warning about hot/cold partitioning
4034 with exceptionss to inform (so as not to cause bootstrap failures);
4035 remove warning about partitioning with DWARF debug info.
4036 * output.h (current_function_section): Add new function decl.
4037 (insert_section_boundary_note): Likewise.
4038 (enum in_section): Move this declaration here from varasm.c.
4039 (unlikely_section_label): Likewise.
4040 (unlikely_text_section_name): Likewise.
4041 (last_text_section_name): New global variable.
4042 (last_text_section): Likewise.
4043 (hot_section_label): Likewise.
4044 (hot_section_end_label): Likewise.
4045 (cold_section_end_label): Likewise.
4046 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4047 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4048 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4049 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4050 insn from consideration.
4051 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4052 switch_text_section.
4053 * varasm.c (basic-block.h): Add new include.
4054 (unlikely_section_label_printed): Remove global variable.
4055 (unlikely_section_label): Make global variable not be static any more.
4056 (unlikely_text_section_name): Likewise.
4057 (hot_section_end_label): New global variable (not static)
4058 (first_function_block_is_cold): Likewise.
4059 (hot_section_label): Likewise.
4060 (cold_section_end_label): Likewise..
4061 (last_text_section): New global variable, not static.
4062 (last_text_section_name): New global variable, not static.
4063 (initialize_cold_section_name): New function.
4064 (enum in_section): Move declaration to output.h.
4065 (text_section): Update last_text_section.
4066 (unlikely_text_section): Replace code to determine cold section name
4067 with call to initialize_cold_section_name; Add code to update
4068 last_text_section; remove code for printing out label.
4069 (named_section_real): Add code to update last_text_section and
4070 last_text_section_name as appropriate.
4071 (function_section): Change test for 'unlikely' to depend on
4072 first_function_block_is_cold (moved old test to
4073 current_function_section).
4074 (current_function_section): New function.
4075 (assemble_start_function): Move code that frees
4076 unlikely_text_section_name; initialize hot_section_end_label;
4077 print hot and cold section labels at the start of the function;
4078 set first_function_block_is_cold, if appropriate; initialize l
4079 ast_text_section; add call to insert_section_boundary_note.
4080 (assemble_end_function): Add code to write out hot and cold section
4082 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4083 switch_text_section.
4084 * config/darwin.c (machopic_select_section): Replace incorrect
4085 function in base_funs; update reloc for cold sections if necessary.
4086 * config/darwin.h (SECTION_FUNCTION): Add code to update
4087 last_text_section if appropriate.
4088 (text_unlikely_section): Remove.
4089 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4090 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4091 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4092 partitioning for this architecture.
4094 2005-03-31 Olivier Hainque <hainque@adacore.com>
4096 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4097 defined and non-zero.
4099 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4102 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4105 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4108 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4109 label operand. Remove (use (unspec..)). Don't emit a label on
4111 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4112 generate inline label for load_toc_v4_PIC_1b.
4113 (rs6000_emit_load_toc_table): Likewise.
4115 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4117 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4118 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4120 2005-03-29 Devang Patel <dpatel@apple.com>
4122 * tree-sra.c (decide_block_copy): Disable scalarization of
4125 2005-03-30 Stuart Hastings <stuart@apple.com>
4126 Dale Johannesen <dalej@apple.com>
4128 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4129 * print-tree.c (print_node): Add case STATEMENT_LIST.
4131 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4133 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4134 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4135 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4136 is given with "powerpc64*" or "all", or when --with-cpu chooses
4139 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4142 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4143 gen_lexical_block_die.
4144 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4146 2005-03-31 Jan Hubicka <jh@suse.cz>
4148 2004-11-02 Jan Hubicka <jh@suse.cz>
4150 * cgraph.c (cgraph_varpool_node_name): New function.
4151 (dump_cgraph_varpool_node): New function.
4152 (dump_varpool): New function.
4153 * cgraphunit.c (cgraph_optimize): Dump varpool.
4155 2004-10-16 Jan Hubicka <jh@suse.cz>
4157 * cgraph.c (decide_is_variable_needed): New function.
4158 (cgraph_varpool_finalize_decl): Use it.
4159 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4161 * final.c (output_addr_const): Do not call mark_referenced.
4162 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4163 always go via cgraph.
4164 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4165 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4166 * tree-optimize.c (execute_inline): Mark functions called.
4167 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4169 2004-10-11 Jan Hubicka <jh@suse.cz>
4171 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4172 (cgraph_varpool_last_needed_node): New static variable.
4173 (enqueue_needed_varpool_node): Break out from ...; add items to the
4174 end of queue; update first pointers.
4175 (cgraph_varpool_mark_needed_node): ... here.
4176 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4177 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4178 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4179 (cgraph_varpool_first_unanalyzed_node): Declare.
4180 * cgraphunit.c: Include output.h.
4181 (cgraph_varpool_analyze_pending_decls): New function.
4182 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4183 for errors, analyze pending decls.
4184 (cgraph_finalize_compilation_unit): Only analyze decls.
4185 (cgraph_optimize): Assemble the decls after expanding.
4187 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4189 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4190 subvars get marked properly in tags for grouping.
4191 (add_pointed_to_var): Mark only actual pointed to
4192 variables/subvars in addresses needed.
4193 (create_overlap_variables_for): Clear call clobbered on original
4195 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4196 addresable vars with subvars into list.
4197 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4200 2005-03-30 Richard Henderson <rth@redhat.com>
4202 * cgraph.h (struct cgraph_node): Add alias.
4203 * varasm.c (assemble_alias): Set it.
4204 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4205 avoid calling cgraph_expand_function.
4207 2005-03-30 Tom Tromey <tromey@redhat.com>
4209 * tree.def (FILE_TYPE): Removed.
4210 * typeclass.h (enum type_class): Removed file_type_class.
4211 * dwarf2out.c (is_base_type): Updated.
4212 (gen_type_die): Likewise.
4213 * dbxout.c (dbxout_type): Updated.
4214 * builtins.c (type_to_class): Updated.
4215 * tree.c (type_contains_placeholder_1): Updated.
4216 * config/sparc/sparc.c (sparc_type_code): Updated.
4217 * config/ia64/ia64.c (hfa_element_mode): Updated.
4218 * expr.c (count_type_elements): Updated.
4219 * stor-layout.c (layout_type): Updated.
4220 * tree-inline.c (remap_type): Updated.
4221 * tree-pretty-print.c (dump_generic_node): Updated.
4223 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4225 * builtins.c (expand_builtin_powi): Fix mode of
4226 2nd argument to match int.
4227 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4228 2nd argument type to int.
4229 * libgcc2.c: Change prototype of __powi* functions to use
4232 2005-03-30 Dale Johannesen <dalej@apple.com>
4235 * calls.c (expand_call): Flush pending deferrals before
4238 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4242 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4243 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4244 c_label_context, label_context_stack): New.
4245 * c-decl.c (define_label): Check for jumps into statement
4246 expressions. Add label to list of defined labels.
4247 (start_function): Push context on label_context_stack.
4248 (finish_function): Pop context from label_context_stack.
4249 * c-typeck.c (label_context_stack): New.
4250 (c_finish_goto_label): Check for jumps into statement
4251 expressions. Add label to list of jumped to labels.
4252 (struct c_switch): Add blocked_stmt_expr.
4253 (c_start_case): Initialize it.
4254 (do_case): Check it.
4255 (c_finish_case): Verify !blocked_stmt_expr.
4256 (c_begin_stmt_expr): Push context on label_context_stack.
4257 Increment blocked_stmt_expr. Mark labels jumped to from outside
4259 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4260 defined in the statement expression and no longer jumpable to.
4261 Mark labels jumped to from just outside the statement expression
4262 as again definable. Pop context from label_context_stack.
4263 * doc/extend.texi (Statement Exprs): Update.
4265 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4268 * c-decl.c (start_function): Check for old_decl being
4271 2005-03-30 Ian Lance Taylor <ian@airs.com>
4273 * final.c (final): Remove prescan parameter. Change all callers.
4274 (final_scan_insn): Remove prescan parameter. Change all callers.
4276 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4278 * tree-vectorizer.c: Fix comment typos.
4280 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4282 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4283 as soon as a chrec_dont_know is detected.
4285 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4287 Merge from csl-arm-branch.
4288 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4290 * tlink.c (recompile_files): Do not assume that "rename" can
4291 overwrite an existing file.
4293 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4295 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4296 * gcc/configure: Regenerate.
4298 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4300 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4302 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4304 * calls.c (struct arg_data): Update "partial" comment.
4305 (load_register_parameters): Update "nregs" comment.
4307 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4309 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4310 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4311 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4312 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4313 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4314 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4315 than target_flags & 0.
4316 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4317 (iq2000_arch, iq2000_parse_cpu): Delete.
4318 (TARGET_HANDLE_OPTION): Override default.
4319 (iq2000_handle_option): New function.
4320 (override_options): Remove -march= and -mcpu= handling.
4321 * config/iq2000/iq2000.opt: New file.
4323 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4325 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4326 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4327 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4328 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4329 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4330 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4331 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4332 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4333 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4334 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4335 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4336 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4337 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4338 (TARGET_OPTIONS): Delete.
4339 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4340 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4341 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4342 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4343 (c4x_cpu_version_string): Delete.
4344 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4345 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4346 equivalent -mcpu= option.
4347 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4348 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4349 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4350 or clearing the appropriate MASK_* bit.
4351 (c4x_file_start): Use c4x_cpu_version.
4352 * config/c4x/c4x.opt: New file.
4354 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4356 * doc/options.texi: Document the new MaskExists flag.
4357 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4358 if the option has the MaskExists flag.
4360 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4362 * opt-functions.awk (flag_set_p, test_flag): New functions.
4363 (switch_flags): Use them.
4364 * opth-gen.awk: Use flag_set_p to check for flags.
4365 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4367 2005-03-30 Ian Lance Taylor <ian@airs.com>
4369 * config.host (i[34567]86-*-mingw32*): Don't set
4370 host_can_use_collect2 to no.
4372 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4375 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4376 Remove convert_memory_address call duplicating that in memory_address.
4378 2005-03-29 Richard Henderson <rth@redhat.com>
4381 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4382 (build_compound_literal): Likewise. Propagate decl type into the
4384 (finish_decl): Likewise. Use new return value from complete_array_type
4385 for zero sized arrays.
4386 (complete_array_type): Move ...
4387 * c-common.c (complete_array_type): ... here. Change first argument
4388 to pointer-to-type-node. Consistently use sizetype for the index
4389 except for zero sized arrays. Detect zero sized arrays for pedantic
4390 mode diagnostics. Create a new type node instead of modifying the
4392 * c-tree.h (complete_array_type): Move decl ...
4393 * c-common.h (complete_array_type): ... here.
4395 2005-03-29 Richard Henderson <rth@redhat.com>
4398 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4400 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4402 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4403 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4404 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4405 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4407 2005-03-29 Eric Christopher <echristo@redhat.com>
4409 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4410 truthvalue conversion removal.
4412 2005-03-29 Ian Lance Taylor <ian@airs.com>
4415 * collect2.c: Never include <vfork.h>.
4416 (VFORK_STRING, vfork): Don't define.
4417 (pid): Remove global variable.
4418 (handler): Call raise instead of kill (getpid(), ...).
4419 (collect_wait): Add pex parameter. Change all callers. Use
4420 pex_get_status rather than pwait.
4421 (do_wait): Add pex parameter. Change all callers.
4422 (collect_execute): Return struct pex_obj * rather than void. Use
4423 pex routines rather than pexecute.
4424 (fork_execute): Get pex_obj from collect_execute, and pass it to
4426 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4427 Only declare quit_handler if SIGQUIT is defined.
4428 (scan_libraries): Likewise.
4429 * collect2.h (collect_execute): Update declaration.
4430 (collect_wait): Update declaration.
4431 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4432 pass it to collect_wait.
4434 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4437 * c-parser.c (c_parser_compound_statement_nostart): Give error
4438 message for EOF instead of just setting parser->error.
4440 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4442 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4443 (slpeel_update_phi_nodes_for_guard1): New function.
4444 (slpeel_update_phi_nodes_for_guard2): New function.
4445 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4446 of slpeel_update_phi_nodes_for_guard.
4447 (vectorize_loops): Remove call to loop_closed_rewrite.
4448 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4451 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4453 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4454 (TARGET_LITTLE_ENDIAN): New macro.
4455 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4456 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4457 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4458 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4459 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4460 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4461 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4462 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4463 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4464 (TARGET_OPTIONS): Delete.
4465 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4466 (CACHE_FLUSH_TRAP): Turn into an integer.
4467 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4468 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4469 -mflush-trap is in use.
4470 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4471 (m32r_cache_flush_trap_string): Delete.
4472 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4473 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4474 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4475 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4476 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4477 -mmodel= and -msdata= handling from...
4478 (m32r_init): ...here.
4479 * config/m32r/m32r.opt: New file.
4481 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4483 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4484 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4485 * tree-vect-analyze.c (vect_object_analysis): additional parm
4486 pass back a "struct ptr_info_def *" with the points-to info.
4487 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4488 statement using info returned from vect_object_analysis.
4489 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4490 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4491 for virtual uses and defs when creating a replacement vector
4492 reference. Call duplicate_ssa_name_ptr_info to define points-to
4493 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4494 (vectorizable_store): copy_virtual_operands and update
4495 definition statements.
4496 (vectorizable_load): copy_virtual_operands. Remove call to
4497 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4498 * tree-vectorizer.c (vectorize_loops): Remove calls to
4499 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4500 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4501 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4502 define macro STMT_VINFO_PTR_INFO for use in accessing.
4503 * tree.h add export of duplicate_ssa_name_ptr_info.
4504 * rs6000.c (altivec_init_builtins): Declare builtin function
4505 __builtin_altivec_mask_for_load to be "const".
4507 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4510 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4511 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4512 assemble_variable on aliases.
4513 * varasm.c (assemble_alias): Set node->alias.
4514 * toplev.c (wrapup_global_declarations): Don't call
4515 rest_of_decl_compilation on aliases again.
4517 2005-03-29 Paul Brook <paul@codesourcery.com>
4519 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4520 * config/arm/arm.c (arm_dbx_register_number): New function.
4521 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4523 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4526 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4527 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4529 2005-03-29 Dale Johannesen <dalej@apple.com>
4531 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4532 $(TREE_H) and $(COVERAGE_H).
4533 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4534 * opts.c (common_handle_option): Enable tree-based value transforms.
4535 * toplev.c (process_options): Ditto.
4536 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4537 refers to references to this type.
4538 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4539 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4540 for may_be_more, may_be_less.
4541 (rtl_gen_pow2_profiler): Adjust.
4542 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4543 (rtl_gen_one_value_profiler): Adjust.
4544 (rtl_gen_const_delta_profiler): Adjust.
4545 * tree-profile.c (tree_gen_interval_profiler): Implement.
4546 (tree_gen_pow2_profiler): Ditto.
4547 (tree_gen_one_value_profiler): Ditto.
4548 (tree_profiling): New.
4549 (pass_tree_profile): Reference it.
4550 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4552 (insn_divmod_values_to_profile): Rename to
4553 rtl_divmod_values_to_profile. Adjust.
4554 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4555 (insn_prefetch_values_to_profile): Adjust.
4556 (rtl_value_profile_transformations): Adjust.
4557 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4558 (gen_mod_pow2): Rename to rtl_mod_pow2.
4559 (gen_mod_subtract): Rename to rtl_mod_subtract.
4560 (divmod_fixed_value_transform): Rename to
4561 rtl_divmod_fixed_value_transform.
4562 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4563 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4564 (rtl_find_values_to_profile): Adjust.
4565 (tree_value_profile_transformations): Implement.
4566 (tree_divmod_values_to_profile): New.
4567 (tree_values_to_profile): New.
4568 (tree_divmod_fixed_value): New.
4569 (tree_mod_pow2): New.
4570 (tree_mod_subtract): New.
4571 (tree_divmod_fixed_value_transform): New.
4572 (tree_mod_pow2_value_transform): New.
4573 (tree_mod_subtract_transform): New.
4574 (tree_find_values_to_profile): Implement.
4575 * profile.c (instrument_values): Free histograms.
4576 (compute_value_histograms): Adjust. Implement tree version.
4578 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4580 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4581 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4582 variable. Output "fldcw" depending on round_mode.
4583 * config/i386/i386.md (UNSPEC_FIST): New.
4584 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4585 New isns patterns to implement lrint and llrint built-ins as x87
4587 (fistdi2, fist<mode>2 splitters): New splitters.
4588 (lrint<mode>2): New expanders.
4590 2005-03-28 Ian Lance Taylor <ian@airs.com>
4592 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4593 0 when calling final_scan_insn.
4595 2005-03-28 Jan Hubicka <jh@suse.cz>
4598 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4601 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4602 types where possible.
4604 2005-03-26 Per Bothner <per@bothner.com>
4606 Make -f[no-]show-column also control non-cpp diagnostics.
4607 * c.opt (fshow-column): Move option from here ...
4608 * common.opt (fshow-column): ... to here.
4609 * diagnostic.c (diagnostic_build_prefix): Only print column number
4610 if flag_show_column.
4612 2005-03-27 Steven Bosscher <stevenb@suse.de>
4614 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4615 vax_output_conditional_branch): New prototypes.
4616 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4617 extracted from vax.md mov and add patterns.
4618 (vax_output_conditional_branch): New function to output conditional
4619 branch instructions.
4620 * vax.md: Use mode macros for arithmetic and mov patterns.
4621 Use code macros for the jump patterns.
4623 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4625 * Makefile.in (libbackend.o): Depend on version files;
4626 add custom generation command.
4628 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4631 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4632 sure that we have a REG before getting its REGNO.
4634 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4636 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4637 * builtins.def (BUILT_IN_STRNDUP): New.
4639 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4641 PR tree-optimization/20470
4642 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4645 2005-03-25 Mike Stump <mrs@apple.com>
4647 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4650 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4652 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4653 Use our own structure definitions.
4655 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
4656 (fix_truncdfsi2): Allow registers or memory as destination.
4657 When TARGET_PPC_GFXOPT, generate simplified pattern.
4658 (fix_truncdfsi2_internal): Use define_insn_and_split.
4659 (fix_truncdfsi2_internal_gfxopt): New.
4660 (fctiwz): Don't confuse register allocation by giving it no choices.
4662 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4663 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4664 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4665 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4667 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4669 * dominance.c (free_dominance_info): Speed up by freeing et
4670 data structures without maintaining other nodes.
4671 * et-forest.c (et_free_tree_force): New.
4672 * et-forest.h: Add a prototype for et_free_tree_force.
4674 * tree.c (get_set_constructor_bits,
4675 get_set_constructor_bytes): Remove.
4676 * tree.h: Remove the corresponding prototypes.
4678 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4681 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4682 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4683 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4684 PRE_DEC, NEG and NOT.
4686 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4688 * fold-const.c: Convert uses of fold (build (...)) to
4691 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4693 PR rtl-optimization/20249
4694 * cse.c (insert_regs): Do not record equivalence of registers in
4697 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4699 * emit-rtl.c (reverse_comparison): Remove.
4700 * rtl.h: Remove the corresponding prototype.
4702 2005-03-24 James E Wilson <wilson@specifixinc.com>
4704 * doc/install.texi (--enable-altivec): Delete docs.
4706 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4708 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4709 SFmode and DFmode before reload when
4710 flag_unsafe_math_optimizations not enabled.
4712 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4714 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4716 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4717 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4719 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4721 * configure.ac (enable-checking): Add 'runtime' option.
4722 * doc/install.texi (enable-checking): Document 'runtime' checking.
4723 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4724 * config.in: Regenerated.
4725 * configure: Regenerated.
4727 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4729 * optabs.h (enum optab_index): Remove OTI_llrint.
4730 (llrint_optab): Remove macro.
4731 * optabs.c (init_optabs): Remove llrint_optab initialization.
4732 * genopinit.c (optabs): Remove llrint_optab implementation.
4733 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4736 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4738 PR rtl-optimization/20532
4739 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4740 overflow when adding coefficients for PLUS or MINUS.
4741 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4744 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4746 * langhooks.h (truthvalue_conversion): Remove.
4747 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4748 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4749 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4750 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4751 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4753 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4755 * params.def: Fix a typo.
4756 * config/mips/mips.c: Follow the spelling convensions.
4757 * doc/invoke.texi: Fix typos.
4759 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4761 Fix PR tree-optimization/20601
4763 * tree-ssa-pre.c (insert_aux): Add missing condition to
4766 2005-03-23 Ian Lance Taylor <ian@airs.com>
4768 * final.c (final_scan_insn): Don't remove no-op instructions.
4769 * reload1.c (reload): Remove simple no-op instructions even when
4772 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4774 PR tree-optimization/20501
4775 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4776 reporting that peeling for alignment is applied moved to...
4777 * (vect_analyze_data_refs_alignment): Here.
4779 2005-03-23 Ian Lance Taylor <ian@airs.com>
4781 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4783 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4785 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4786 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4788 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4790 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4791 imply that this is called once, independent of asms in code.
4792 Adjust to now being pased output and input lists. Mention helper
4793 function decl_overlaps_hard_reg_set_p.
4794 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4795 hook_tree_tree_identity and to take three trees, returning third.
4796 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4798 * stmt.c: include hard-reg-set.h before tree.h.
4799 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4800 (decl_conflicts_with_clobbers_p): Call
4801 decl_overlaps_hard_reg_set_p.
4802 (expand_asm_operands): Pass output and input lists in call to
4803 targetm.md_asm_clobbers.
4804 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4805 hook_tree_tree_tree_tree_3rd_identity.
4806 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4808 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4809 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4810 parameters, first two unused.
4811 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4812 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4813 in constraint letters and MOF is not mentioned as a asm-declared
4814 register in neither of the input and output lists.
4816 2005-03-23 DJ Delorie <dj@redhat.com>
4818 * optabs.c (expand_binop): Make sure the first subword's result
4821 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4823 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4824 Call c_common_truthvalue_conversion rather than
4825 lang_hooks.truthvalue_conversion.
4826 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4827 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4829 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4830 c_common_truthvalue_conversion.
4831 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4832 c_parser_conditional_expression, c_parser_binary_expression): Call
4833 c_objc_common_truthvalue_conversion.
4834 * c-typeck.c (build_unary_op): Call
4835 c_objc_common_truthvalue_conversion.
4836 (build_conditional_expr): Do not call
4837 lang_hooks.truthvalue_conversion.
4838 (build_binary_op): Call c_common_truthvalue_conversion.
4839 (c_objc_common_truthvalue_conversion): Moved from
4840 c-objc-common.c. Call default_function_array_conversion instead
4841 of default_conversion.
4843 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4845 * c-common.h (default_conversion): Remove.
4846 (perform_integral_promotions): Add.
4847 * c-tree.h (default_conversion): Add.
4848 * c-typeck.c (perform_integral_promotions): New, split out from
4850 * c-common.c (check_case_value): Use perform_integral_promotions,
4851 not default_conversion.
4852 (c_add_case_label): Don't continue processing case label after
4853 found to be pointer.
4855 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4857 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4858 the prefix list if we have already added a multilib directory
4860 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4863 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4865 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4867 * reload.h: Remove the prototype for indirect_symref_ok.
4869 * reload1.c (indirect_symref_ok): Make it global.
4870 * reload.h: Add a prototype for indirect_symref_ok.
4872 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4874 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4877 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4879 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4881 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4883 * c-opts.c (c_common_parse_file): Only start/end main source file
4884 if debug hooks says the writer wants it.
4885 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4887 (xcoff_debug_hooks): Ditto.
4888 * debug.c (do_nothing_hooks): Ditto.
4889 * debug.h (gcc_debug_hooks): Ditto.
4890 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4891 * sdbout.c (sdb_debug_hooks): Ditto.
4892 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4894 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4896 * doc/extend.texi: Deprecate C++ min/max operators.
4898 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4900 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4901 artificial original candidates.
4903 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4904 Jan Hubicka <jh@suse.cz>
4905 Steven Bosscher <stevenb@suse.de>
4907 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4908 call cost based on argument sizes.
4909 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4911 * params.def: (max-inline-inssn-single): Set to 450.
4912 (max-inline-insns-auto): Set to 90.
4913 (max-inline-insns-recursive): Set to 450
4914 (max-inline-insns-recursive-auto): Set to 450.
4915 (large-function-insns): Set to 2700.
4916 (inline-call-cost): New parameter.
4917 * tree-inline.c (estimate_move_cost): New function.
4918 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4919 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4921 * tree-inline.h (estimate_move_cost): Declare.
4922 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4923 (max-inline-insns-auto): Change default to 90.
4924 (max-inline-insns-recursive): Change default to 450
4925 (max-inline-insns-recursive-auto): Change default to 450.
4926 (large-function-insns): Change default to 2700.
4927 (inline-call-cost): Document new parameter.
4929 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4931 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4932 (TARGET_DEFAULT): Delete.
4933 * config/i860/i860.opt: New file.
4935 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4937 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4938 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4939 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4940 (frv_sched_lookahead): Delete.
4941 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4942 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4943 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4944 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4945 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4946 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4947 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4948 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4949 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4950 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4951 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4952 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4953 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4954 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4955 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4956 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4957 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4958 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4959 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4960 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4961 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4962 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4963 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4964 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4965 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4966 (frv_sched_lookahead): Delete.
4967 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4968 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4969 (frv_handle_option): New function. Move -mcpu= handling from...
4970 (frv_override_options): ...here. Remove handling of other
4972 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4973 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4974 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4975 and TARGET_NO_MULTI_CE.
4976 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4977 !TARGET_VLIW_BRANCH.
4978 * config/frv/frv.opt: New file.
4980 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4982 * fold-const.c (fold_ternary): Take decomposed arguments of
4984 (fold): Update a call to fold_ternary.
4986 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4987 * tree.h: Add corresponding prototypes.
4989 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4992 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4993 between jump table and its label.
4994 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4995 resp. ADDR_DIFF_VEC and the label preceeding it.
4996 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4997 is emitted in the right section.
4999 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5001 * fold-const.c (fold_unary, fold_binary): Update comments
5004 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5006 PR rtl-optimization/20527
5007 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5008 REG_INC note, test that the register also isn't mentioned in PRED
5011 2005-03-22 Ben Elliston <bje@au.ibm.com>
5013 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5016 2005-03-21 Mike Stump <mrs@apple.com>
5018 * varasm.c (default_assemble_visibility): Remove extra ().
5020 2005-03-21 Roger Sayle <roger@eyesopen.com>
5023 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5024 to determine whether a block can be duplicated, rather than test
5025 whether the block contains noncopyable insns ourselves.
5027 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5029 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5032 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5034 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5036 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5038 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5039 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5040 * config/fr30/fr30.opt: New file.
5042 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5044 Fix PR tree-optimization/20542
5046 * tree-flow-inline.h (overlap_subvar): Move to here.
5047 * tree-ssa-operands.c: From here.
5048 * tree-flow.h (overlap_subvar): Declare.
5049 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5050 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5051 for variables with subvars.
5053 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5056 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5057 * modulo-sched.c (const_iteration_count): Return on NULL
5059 (print_node_sched_params): Return on NULL dump_file.
5060 (generate_reg_moves): Handle reg-anti dependencies and disregard
5061 closing branch when generating register moves.
5062 (sms_schedule): Mark the SMSed block dirty.
5063 * passes.c (rest_of_handle_sms): Call update_life_info for all
5065 * testsuite/gcc.dg/20050321-1.c: New test.
5067 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5069 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5070 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5071 movqi_internal): Likewise.
5073 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5075 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5076 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5077 xtensa_b4const): Delete prototypes.
5078 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5079 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5080 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5081 xtensa_extra_constraint): New prototypes.
5082 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5083 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5084 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5085 move_operand, const_float_1_operand, fpmem_offset_operand,
5086 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5087 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5088 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5089 argument type to HOST_WIDE_INT.
5090 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5091 xtensa_mask_immediate): Likewise.
5092 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5093 Likewise. Also make these functions static.
5094 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5095 (xtensa_const_ok_for_letter_p): New.
5096 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5097 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5098 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5099 move_operand, const_float_1_operand, fpmem_offset_operand,
5100 branch_operator, ubranch_operator, boolean_operator): Move to
5102 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5103 (xtensa_mem_offset): Change return type to bool.
5104 (xtensa_extra_constraint): New.
5105 (gen_int_relational): Update type of const_range_p function pointer.
5106 Use xtensa_b4const_or_zero.
5107 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5108 xtensa_const_ok_for_letter_p. Update comments.
5109 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5110 (PREDICATE_CODES): Delete.
5111 * config/xtensa/xtensa.md: Include predicates.md.
5112 * config/xtensa/predicates.md: New file.
5114 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5116 * config/v850/v850-protos.h: Remove the prototypes for
5117 reg_or_int9_operand, reg_or_const_operand,
5118 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5119 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5120 movsi_source_operand, power_of_two_operand,
5121 not_power_of_two_operand, special_symbolref_operand,
5122 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5123 register_is_ok_for_epilogue.
5124 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5125 reg_or_int9_operand, reg_or_const_operand,
5126 call_address_operand, special_symbolref_operand,
5127 movsi_source_operand, power_of_two_operand,
5128 not_power_of_two_operand, register_is_ok_for_epilogue,
5129 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5130 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5132 * config/v850/v850.h (PREDICATE_CODES): Remove.
5133 * config/v850/v850.md: Include predicates.md.
5134 * config/v850/predicates.md: New.
5136 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5138 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5139 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5140 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5141 (itoolsdir, itoolsdatadir): Move definition above new first use.
5142 (install-itoolsdirs): New rule.
5143 (install-mkheaders): Depend on install-itoolsdirs, not
5144 install-include-dir.
5146 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5148 * tree-into-ssa.c: Remove obsolete comments.
5150 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5152 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5153 unrolling if -fpeel-loops is specified, too.
5154 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5155 Remove superfluous check for flag_unroll_loops.
5157 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5159 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5160 (lrint_optab, llrint_optab): Define corresponding macros.
5161 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5162 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5163 pattern and llrint_optab using llrintdi2 patterns.
5164 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5165 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5166 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5167 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5168 flag_unsafe_math_optimizations is set.
5170 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5172 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5173 simplify_logical, if_then_else_cond, known_cond,
5174 simplify_comparison): Adjust calls to reverse_comparison.
5175 Don't use combine_reversed_comparison_code).
5176 (combine_reversed_comparison_code): Remove.
5177 (reversed_comparison): Using reversed_comparison_code, move it...
5178 * jump.c (reversed_comparison): ... here.
5179 * rtl.h (reversed_comparison): Add prototype.
5181 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5183 * builtins.c (fold_builtin): Take decomposed arguments of
5185 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5186 * gimplify.c (gimplify_call_expr): Likewise.
5187 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5188 * tree.h: Update the prototype of fold_builtin.
5190 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5192 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5193 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5194 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5195 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5196 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5198 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5200 * builtins.c (fold_builtin_1): Take decomposed arguments of
5202 (fold_builtin): Update a call to fold_builtin_1.
5204 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5207 * gcov.c (output_lines): Only output function block summary when
5208 outputting branch information.
5209 * doc/gcov.texi: Document format of preamble and additional block
5212 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5214 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5215 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5216 the defaults false if BITS_PER_UNIT != 8.
5217 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5218 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5219 than BITS_PER_UNIT != 8.
5220 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5221 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5222 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5224 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5225 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5227 2005-03-20 Roger Sayle <roger@eyesopen.com>
5230 * fold-const.c (fold_binary): Fix type mismatch between
5231 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5232 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5233 for non-truth-valued expressions.
5235 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5236 and FUNCTION_DECL in the main switch.
5237 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5238 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5239 we also need to convert their operands to match.
5240 <TRUTH_NOT_EXPR>: Likewise.
5242 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5244 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5245 diagnostic without checking whether an lvalue.
5246 * c-common.h (lvalue_p): Remove.
5247 (enum lvalue_use): Update comment.
5248 (lvalue_or_else): Replace by lvalue_error.
5249 * c-typeck.c (lvalue_p): Make static.
5250 (lvalue_or_else): New. Call lvalue_error.
5252 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5254 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5255 (function_arg_advance): Use rs6000_parm_start.
5256 (function_arg, rs6000_arg_partial_bytes): Likewise.
5258 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5260 * c-common.c (check_case_value): Adjust comment about stripping
5262 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5263 * c-typeck.c (default_conversion, convert_arguments,
5264 build_modify_expr, convert_for_assignment, store_init_value,
5265 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5266 manually. Remove inaccurate comments.
5268 2005-03-20 Roger Sayle <roger@eyesopen.com>
5269 Joseph S. Myers <joseph@codesourcery.com>
5271 * varasm.c (do_assemble_alias): Restore comment describing function.
5272 Annotate the target parameter as potentially unused.
5274 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5277 * config/avr/avr.c (avr_output_function_prologue): Do not use
5278 current_function_name() in a label, use a local label instead.
5280 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5282 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5283 flag_finite_math_only, not flag_unsafe_math_optimizations.
5285 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5287 * builtins.c (fold_builtin_1): Update a call to
5288 targetm.fold_builtin.
5289 * hooks.c (hook_tree_tree_bool_null): Rename to
5290 hook_tree_tree_tree_bool_null. Take one more argument of type
5292 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5293 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5294 hook_tree_tree_tree_bool_null.
5295 * target.h (gcc_target): Update the prototype of fold_builtin.
5296 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5297 arguments of CALL_EXPR.
5298 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5301 2005-03-20 Jan Hubicka <jh@suse.cz>
5303 * cgraph.h (cgraph_node): Add prev_clone pointer.
5304 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5305 (cgraph_clone_node): Produce doubly linked chain.
5307 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5309 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5310 get_nonnull_operand, handle_sentinel_attribute,
5311 check_function_arguments_recurse): Do not strip NOPS from
5313 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5315 * c-format.c (get_constant): Likewise.
5316 * c-parser.c (c_parser_postfix_expression): Likewise.
5317 * c-typeck.c (set_init_index): Likewise.
5318 (convert_arguments): Don't check for NOP_EXPR containing integer
5321 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5323 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5324 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5325 Take decomposed arguments of CALL_EXPR.
5326 (fold_builtin_1): Update calls to the functions mentioned
5329 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5331 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5332 width to have integer type.
5333 (build_enumerator): Require enumerator value to have integer type.
5335 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5337 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5340 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5342 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5343 std=iso9899:199x): Correct descriptions.
5345 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5347 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5350 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5352 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5354 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5355 fold_builtin_memcpy.
5357 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5358 arguments of CALL_EXPR.
5359 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5360 fold_builtin_found, fold_builtin_1): Update calls to
5361 fold_trunc_transparent_mathfn.
5363 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5366 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5367 function pointers on targets that require function pointer
5369 (fold_sign_changed_comparison): Likewise.
5371 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5373 * combine.c (try_combine): When changing the mode of a hard reg, make
5374 sure that doing so is valid.
5376 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5378 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5379 (TARGET_HANDLE_OPTION): Override default.
5380 (avr_handle_option): New function.
5381 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5382 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5383 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5384 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5385 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5386 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5387 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5388 (TARGET_OPTIONS): Delete.
5389 * config/avr/avr.opt: New file.
5391 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5393 * config/m32r/m32r-protos.h: Remove the prototypes for
5394 call_address_operand, symbolic_operand, seth_add3_operand,
5395 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5396 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5397 two_insn_const_operand, move_src_operand,
5398 move_double_src_operand, move_dest_operand,
5399 eqne_comparison_operator, signed_comparison_operator,
5400 large_insn_p, conditional_move_operand, carry_compare_operand,
5401 m32r_block_immediate_operand, extend_operand,
5402 reg_or_eq_int16_operand, int8_operand, and
5403 reg_or_zero_operand.
5404 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5405 seth_add3_operand, int8_operand, cmp_int16_operand,
5406 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5407 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5408 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5409 move_double_src_operand, move_dest_operand,
5410 eqne_comparison_operator, signed_comparison_operator,
5411 extend_operand, small_insn_p, large_insn_p,
5412 conditional_move_operand, carry_compare_operand,
5413 m32r_block_immediate_operand): Move to predicates.md.
5414 (MAX_MOVE_BYTES): Move to m32r.h.
5415 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5416 * config/m32r/m32r.md: Include predicates.md.
5417 * config/m32r/predicates.md: New.
5419 2005-03-18 James E Wilson <wilson@specifixinc.com>
5422 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5425 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5427 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5428 call_address_operand, const_8bit_operand.
5429 * config/mn10300/mn10300.c (call_address_operand,
5430 const_8bit_operand, const_1f_operand): Move to predicates.md.
5431 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5432 * config/mn10300/mn10300.md: Include predicates.md.
5433 * config/mn10300/predicates.md: New.
5435 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5437 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5438 declarations in diagnostics and %E for identifiers, not %s.
5440 2005-03-18 Jan Hubicka <jh@suse.cz>
5441 Dale Johannesen <dalej@apple.com>
5443 * basic-block.h (scale_bbs_frequencies_int,
5444 scale_bbs_frequencies_gcov_type): Declare.
5445 * cfg.c (RDIV): New macro.
5446 (update_bb_frequency_for_threading): Fix.
5447 * basic-block.h (scale_bbs_frequencies_int,
5448 scale_bbs_frequencies_gcov_type): New.
5449 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5450 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5451 scale_bbs_frequencies_int.
5452 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5454 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5456 * config/m32r/m32r-protos.h: Remove the prototypes for
5457 call_address_operand, symbolic_operand, seth_add3_operand,
5458 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5459 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5460 two_insn_const_operand, move_src_operand,
5461 move_double_src_operand, move_dest_operand,
5462 eqne_comparison_operator, signed_comparison_operator,
5463 large_insn_p, conditional_move_operand, carry_compare_operand,
5464 m32r_block_immediate_operand, extend_operand,
5465 reg_or_eq_int16_operand, int8_operand, and
5466 reg_or_zero_operand.
5467 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5468 seth_add3_operand, int8_operand, cmp_int16_operand,
5469 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5470 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5471 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5472 move_double_src_operand, move_dest_operand,
5473 eqne_comparison_operator, signed_comparison_operator,
5474 extend_operand, small_insn_p, large_insn_p,
5475 conditional_move_operand, carry_compare_operand,
5476 m32r_block_immediate_operand): Move to predicates.md.
5477 (MAX_MOVE_BYTES): Move to m32r.h.
5478 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5479 * config/m32r/m32r.md: Include predicates.md.
5480 * config/m32r/predicates.md: New.
5482 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5484 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5485 symbolic_operand, symbolic_memory_operand,
5486 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5487 indexed_memory_operand, move_dest_operand, move_src_operand,
5488 prefetch_cc_operand, prefetch_nocc_operand,
5489 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5490 arith_operand, arith11_operand, pre_cint_operand,
5491 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5492 ireg_operand, int5_operand, uint5_operand, int11_operand,
5493 uint32_operand, arith5_operand, and_operand, ior_operand,
5494 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5495 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5496 shadd_operand, movb_comparison_operator,
5497 cmpib_comparison_operator): Move to predicates.md.
5498 (magic_milli, shadd_constant_p): Make it extern.
5499 * config/pa/pa.h (PREDICATE_CODES): Remove.
5500 * config/pa/pa.md: Include predicates.md.
5501 * config/pa/predicates.md: New.
5503 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5506 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5508 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5509 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5510 config/alpha/freebsd.h, config/alpha/linux.h,
5511 config/alpha/netbsd.h, config/alpha/osf5.h,
5512 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5513 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5514 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5515 doc/cppopts.texi: Update copyright.
5517 2005-03-18 Jan Hubicka <jh@suse.cz>
5520 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5522 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5525 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5527 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5530 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5532 * combine.c (gen_binary): Remove.
5533 (known_cond, simplify_shift_const, find_split_point,
5534 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5535 simplify_logical, expand_field_assignment, extract_left_shift,
5536 force_to_mode, if_then_else_cond, apply_distributive_law,
5537 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5538 simplify_comparison, reversed_comparison): Replace with
5539 simplify_gen_binary, simplify_gen_relational or
5540 distribute_and_simplify_rtx.
5541 (distribute_and_simplify_rtx): New function.
5543 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5544 Paolo Bonzini <gcc.gnu.org>
5546 * calls.c (setjmp_call_p, special_function_p): Update comments
5547 at the head of the functions.
5549 2005-03-18 Jan Hubicka <jh@suse.cz>
5551 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5553 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5554 function body should be released; do not proactively release function
5555 bodies in non-unit-at-a-time mode.
5557 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5559 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5560 mno-fp-ret-in-387 multilib variants.
5562 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5564 * common.opt (m): Remove.
5565 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5567 (common_handle_option): Remove OPT_m case.
5569 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5571 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5573 (fold_builtin_1): Update a call to fold_builtin_bitop.
5575 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5577 (fold_builtin_1): Update a call to fold_builtin_signbit.
5579 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5581 PR tree-optimization/20474
5582 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5583 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5585 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5587 * config/h8300/h8300-protos.h: Remove prototypes for
5588 general_operand_src, general_operand_dst, single_one_operand,
5589 single_zero_operand, call_insn_operand,
5590 two_insn_adds_subs_operand, small_call_insn_operand,
5591 jump_address_operand, bit_operand, bit_memory_operand,
5592 stack_pointer_operand, const_int_gt_2_operand,
5593 const_int_ge_8_operand, const_int_qi_operand,
5594 const_int_hi_operand, incdec_operand, bit_operator,
5595 nshift_operator, eqne_operator, gtle_operator,
5596 gtuleu_operator, iorxor_operator.
5597 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5598 h8300_ldm_stm_parallel.
5599 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5601 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5602 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5603 (h8300_ldm_stm_parallel): Make it extern.
5604 (h8300_ldm_parallel, h8300_stm_parallel,
5605 h8300_return_parallel, general_operand_src,
5606 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5607 nibble_operand, reg_or_nibble_operand, single_one_operand,
5608 single_zero_operand, call_insn_operand,
5609 two_insn_adds_subs_operand, small_call_insn_operand,
5610 jump_address_operand, bit_operand, bit_memory_operand,
5611 stack_pointer_operand, const_int_gt_2_operand,
5612 const_int_ge_8_operand, const_int_qi_operand,
5613 const_int_hi_operand, incdec_operand, eqne_operator,
5614 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5615 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5616 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5617 nshift_operator): Move to predicates.md.
5618 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5619 * config/h8300/h8300.md: Include predicates.md.
5620 * config/h8300/predicates.md: New.
5622 2005-03-17 Richard Henderson <rth@redhat.com>
5624 * config.gcc (ia64*-*-hpux*): Add extra_options.
5625 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5626 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5627 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5628 (ia64_tls_size_string, ia64_tune_string): Remove.
5629 (ia64_tune): Init to PROCESSOR_ITANIUM2.
5630 (TARGET_DEFAULT_TARGET_FLAGS): New.
5631 (TARGET_HANDLE_OPTION): New.
5632 (ia64_override_options): Move options parsing ...
5633 (ia64_handle_option): ... here. New.
5634 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
5635 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
5636 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
5637 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
5638 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
5639 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
5640 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
5641 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
5642 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
5643 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
5644 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
5645 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
5646 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
5647 TARGET_EARLY_STOP_BITS): Remove.
5648 (TARGET_ILP32): Default false.
5649 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
5650 (enum ia64_inline_type): New.
5651 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5652 * config/ia64/ia64.md: Update for new definitions of
5653 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
5654 * config/ia64/ia64.opt: New file.
5655 * config/ia64/ilp32.opt: New file.
5657 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5662 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5664 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5665 instead of MASK_H8300S.
5666 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5667 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5668 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5669 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5670 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5671 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5672 TARGET_SWITCHES): Remove.
5673 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5675 * config/h8300/h8300.opt: New.
5677 * config/alpha/alpha.opt, config/arc/arc.opt,
5678 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5681 2005-03-17 Ian Lance Taylor <ian@airs.com>
5685 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5687 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5688 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5689 (TARGET_HANDLE_OPTION): Override default.
5690 (arc_handle_option): New function.
5691 (arc_init): Remove code to set arch_cpu_string.
5692 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5693 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5694 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5695 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5696 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5697 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5698 (arc_rodata_string, TARGET_OPTIONS): Delete.
5699 * config/arc/arc.opt: New file.
5701 2005-03-17 Richard Henderson <rth@redhat.com>
5703 * doc/extend.texi (Weak Pragmas): New section.
5704 (attribute alias): Clarify that target must be in the same
5707 2005-03-17 Richard Henderson <rth@redhat.com>
5709 * config/alpha/alpha.opt: New file.
5710 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5712 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5713 alpha_fprm_string, alpha_fptm_string): Make static.
5714 (alpha_tls_size_string): Remove.
5715 (alpha_handle_option): New.
5716 (override_options): Update for alpha_cpu/alpha_tune split.
5717 (alpha_file_start): Likewise.
5718 (TARGET_DEFAULT_TARGET_FLAGS): New.
5719 (TARGET_HANDLE_OPTION): New.
5720 * config/alpha/alpha.h (alpha_tune): Declare.
5721 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5722 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5723 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5724 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5725 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5726 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5727 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5728 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5729 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5730 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5731 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5732 (TARGET_DEFAULT): Remove MASK_FP.
5733 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5734 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5735 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5736 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5737 alpha_tls_size_string): Remove.
5738 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5739 (attribute tune): Rename from attribute cpu.
5740 * config/alpha/ev4.md: Update to match.
5741 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5742 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5743 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5744 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5745 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5746 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5748 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5750 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5751 and return without creating new state if before_nops_num is nonzero.
5752 * config/ia64/ia64.md (first_insn): New attribute.
5753 (alloc): Set it to yes.
5755 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5757 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5758 STMT_VINFO_SUBVARS to NULL.
5759 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5761 2005-03-16 Dale Johannesen <dalej@apple.com>
5763 * rtlanal.c (find_first_parameter_load): Rewrite to
5764 return actual first param load or the call if none,
5765 instead of first in block, when not all loads exist.
5767 2005-03-16 Roger Sayle <roger@eyesopen.com>
5769 * optabs.c (expand_copysign_absneg): Make static.
5770 * optabs.h (expand_copysign_absneg): Delete prototype.
5771 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5773 2005-03-16 Richard Henderson <rth@redhat.com>
5776 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5777 (alias_pairs): Rename from output_defs.
5778 (find_decl_and_mark_needed): Split out from assemble_alias.
5779 (do_assemble_alias): New.
5780 (assemble_output_def): Remove.
5781 (finish_aliases_1, finish_aliases_2): New.
5782 (process_pending_assemble_output_defs): Remove.
5783 (assemble_alias): Defer aliases for which we don't yet have a
5784 non-external decl for the target symbol.
5785 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5786 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5787 * toplev.c (compile_file): Use finish_aliases_2 instead of
5788 process_pending_assemble_output_defs.
5789 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5790 (process_pending_assemble_output_defs): Remove.
5792 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5794 Fix PR tree-optimization/20489
5796 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5797 for empty structures.
5799 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5801 Fix PR tree-optimization/20490
5803 * tree-ssa-pre.c (create_expression_by_pieces): Use
5804 force_gimple_operand on result of fold.
5806 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5808 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5809 of closing parenthesis.
5811 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5813 * builtins.c (expand_movstr): Update a call to
5814 fold_builtin_strcpy.
5815 (expand_builtin_strncpy): Update a call to
5816 fold_builtin_strncpy.
5817 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5818 arguments of CALL_EXPR.
5819 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5820 fold_builtin_strncpy.
5821 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5822 * tree.h: Update the prototypes of fold_builtin_strcpy and
5823 fold_builtin_strncpy.
5825 2005-03-16 Steven Bosscher <stevenb@suse.de>
5826 Dorit Naishlos <dorit@il.ibm.com>
5828 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5829 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5832 2005-03-16 Steven Bosscher <stevenb@suse.de>
5834 * tree-inline.c (walk_type_fields, walk_tree,
5835 walk_tree_without_duplicates): Move from here...
5836 * tree.c: ...to here.
5838 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5840 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5841 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5842 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5843 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5844 (version): Define using $(BASEVER_c).
5845 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5847 (version.o): Depend on version files; add custom generation command.
5848 (prefix.o): Define BASEVER on command line.
5849 (s-iov): Depend on version files; adjust command.
5850 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5852 (gcc-vers.texi): New rule.
5853 (doc/%.info, doc/%.dvi): Add -I . to command line.
5854 (doc/gccinstall.dvi): Likewise.
5855 (PACKAGE): Delete. All uses replaced with "gcc".
5856 * aclocal.m4: Do not include gcc-version.m4.
5857 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5858 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5859 Set is_release based on contents of DEV-PHASE.
5860 Set gcc_version based on contents of BASE-VER.
5861 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5862 * config.in, configure: Regenerate.
5863 * gccbug.in: Determine version of GCC in use at runtime.
5864 * gcov-iov.c: Get version number and development phase from
5865 command line, not by including version.c.
5866 * intl.c: Replace all uses of PACKAGE with "gcc".
5867 * libada-mk.in: Delete unused "gcc_version" variable.
5868 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5869 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5870 commentary to match.
5871 (version_string): Put together from pieces.
5872 * config/alpha/x-vms: Do not use $(gcc_version).
5873 * config/i386/t-nwld: Likewise.
5874 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5875 version-GCC and DEVELOPMENT.
5877 2005-03-15 Roger Sayle <roger@eyesopen.com>
5879 PR tree-optimization/17454
5880 * tree.c (tree_size): Add case for TREE_BINFO.
5881 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5882 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5884 2005-03-15 Roger Sayle <roger@eyesopen.com>
5886 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5887 op1 whilst expanding the signed widenening multiply variant.
5889 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5891 * toplev.c (display_target_options): Avoid unused variable warning if
5892 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5893 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5894 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5895 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5896 (mips_isa_info): New variable.
5897 (mips_parse_cpu): Remove the first argument and leave the caller
5899 (TARGET_HANDLE_OPTION): Override default.
5900 (mips_handle_option): New function. Move option validation code from...
5901 (override_options): ...here. Update calls to mips_parse_cpu.
5902 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5903 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5904 (SUBTARGET_TARGET_OPTIONS): Delete.
5905 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5906 (mno-flush-func, mtune=): New options.
5908 2005-03-15 Roger Sayle <roger@eyesopen.com>
5909 Richard Henderson <rth@redhat.com>
5911 * real.c (c4x_single_format, c4x_extended_format): Provide values
5912 for signbit_ro for c4x's single and extended floating point formats.
5913 * optabs.c (expand_copysign): Use the floating point format's
5914 signbit_ro for expanding via expand_copysign_absneg, and it's
5915 signbit_rw field for expanding via expand_copysign_bit.
5917 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5919 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5920 known_alignment_for_access_p.
5921 (known_alignment_for_access_p): New.
5922 (do_peeling_for_alignment): Field made int instead of bool and renamed
5923 to peeling_for_alignment.
5924 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5925 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5926 functionality used to be in vect_analyze_operations.
5927 (vect_analyze_operations): Code to determine vectorization factor was
5928 moved to vect_determine_vectorization_factor.
5929 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5930 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5932 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5933 be part of vect_analyze_operations).
5934 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5935 creating the guard condition, as the number of iterations may be
5937 (slpeel_tree_peel_loop_to_edge): Use new name of
5938 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5939 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5940 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5941 (vect_do_peeling_for_alignment): Use fold.
5942 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5944 (vect_update_inits_of_dr): Renamed to
5945 vect_update_init_of_dr.
5946 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5947 (vectorizable_store): Fix assertion to use == instead of =.
5949 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5951 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5952 call_used_regs for wCG registers.
5954 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5956 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5957 for non-offsettable memory references to cope with outstanding reload
5958 replacements, take 2.
5960 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5963 * config/i386/i386.h (x86_fisttp): New.
5964 (TARGET_FISTTP): New macro.
5965 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5966 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5967 instruction when fisttp flag is set.
5968 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5970 * config/i386/i386.md (type attribute): Add fisttp.
5971 (unit attribute): Set to i387 for fisttp type.
5972 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5973 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5975 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5976 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5978 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5979 patterns for TARGET_FISTTP. Enable patterns for
5980 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5981 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5982 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5983 implement fisttp x87 insn.
5984 (fix_trunc*_i387_fisttp splitters): New patterns.
5985 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5986 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5987 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5989 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5990 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5991 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5992 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5993 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5994 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5995 Disable patterns for TARGET_FISTTP.
5996 (fix_trunc*_i387 splitters): Implement usign mode macros.
5997 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5998 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5999 (fix_trunx*_sse peephole2s): Implement using mode macros.
6001 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6003 PR rtl-optimization/20291
6004 * combine.c (try_combine): If splitting fails, re-try with
6005 original combined pattern, i.e. before clobber stripping.
6007 2005-03-14 Eric Christopher <echristo@redhat.com>
6009 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6010 STACK_GROWS_DOWNWARD.
6012 2005-03-14 Roger Sayle <roger@eyesopen.com>
6014 * real.h (struct real_format): Split the signbit field into two
6015 two fields, signbit_ro and signbit_rw.
6016 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6017 mips_double_format, ieee_extended_motorola_format,
6018 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6019 ieee_extended_intel_128_format, ibm_extended_format,
6020 mips_extended_format, ieee_quad_format, mips_quad_format,
6021 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6022 i370_double_format, c4x_single_format, c4x_extended_format,
6023 real_internal_format): Update initializers for new field.
6024 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6025 real_format structure.
6026 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6027 field of the real_format structure.
6029 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6031 Fix PR tree-optimization/20458
6033 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6034 DECL_EXTERNAL on STRUCT_FIELD tags.
6035 (clear_call_clobbered): Ditto.
6036 * tree-ssa-operands.c (note_addressable): Make sure the original
6037 variable doesn't slip into the addressable list if we have
6039 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6042 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6044 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6045 (-fwide-exec-charset): Likewise.
6046 (-finput-charset): Likewise.
6047 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6048 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6049 * c.opt (Wnormalized): New.
6051 2005-03-14 Devang Patel <dpatel@apple.com>
6053 * doc/invoke.texi: Add reference to Visibility document.
6055 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6057 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6058 MASK_SPLIT_ADDRESSES.
6059 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6060 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6061 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6062 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6063 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6064 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6065 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6066 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6067 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6068 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6069 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6070 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6071 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6072 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6073 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6074 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6075 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6076 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6077 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6078 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6079 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6080 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6081 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6082 (TARGET_EXPLICIT_RELOCS): Delete.
6083 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6084 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6085 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6086 (override_options): Set MASK_LONG64 if -mint64 is given and no
6087 -mlongXX option is. Complain about -mint64 -mlong32.
6088 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6089 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6090 * config/mips/mips.opt: New file.
6092 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6094 * config.gcc (extra_options): New variable for listing option files.
6095 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6096 * configure.ac (extra_opt_files): New AC_SUBST variable.
6097 (tm_file_list, tm_include_list): Include options.h first.
6098 * configure: Regenerate.
6099 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6100 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6101 (s-options-h): New rule.
6102 (options.h): Depend on it.
6103 (TEXI_GCCINT_FILES): Add options.texi.
6104 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6105 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6106 * target.h (gcc_target): Add default_target_flags and handle_option.
6107 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6108 (TARGET_HANDLE_OPTION): New macros.
6109 (TARGET_INITIALIZER): Include them.
6110 * opt-functions.awk (opt_args, nth_arg): New functions.
6111 (switch_flags): Handle the "Target" flag.
6113 (var_name): Use opt_args and nth_arg.
6114 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6115 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6116 macros for the "Mask" and "InverseMask" options.
6117 * opts.h (cl_var_cond): New enum.
6118 (cl_option): Replace the "has_set_value" and "set_value" fields with
6119 "var_cond" and "var_value".
6120 (CL_TARGET): New macro.
6121 (option_enabled, print_filtered_help): Declare.
6122 (decode_options): Move definition.
6123 * opts.c (handle_option): Search for the original option before
6124 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6125 var_cond and var_value fields. Use targetm.handle_option to handle
6127 (decode_options): Set target_flags to targetm.default_target_flags.
6128 (print_filtered_help): Make global. Handle CL_TARGET.
6129 (option_enabled): New function.
6130 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6131 (display_target_options, set_target_switch, print_switch_values)
6132 (default_pch_valid_p): Guard uses of target_switches with
6133 #ifdef TARGET_SWITCHES. Also...
6134 (display_target_options): Display the CL_TARGET entries in cl_options.
6135 (set_target_option): Don't complain about the "" option when
6136 TARGET_SWITCHES is undefined.
6137 (print_switch_values): Use option_enabled.
6138 (default_pch_valid_p): Check cl_options[] when looking for something
6139 that has changed the value of target_flags.
6140 * c.opt: Remove documentation from top of file.
6141 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6142 * doc/sourecebuild.texi: Refer to the new options documentation
6143 instead of c.opt. Document machine-specific .opt files.
6144 * doc/tm.texi (target_flags): Say that this variable is declared
6146 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6147 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6149 * doc/options.texi: New file.
6151 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6154 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6157 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6160 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6161 temporary variable of pointer type if an lvalues is required.
6162 (gimplify_modify_expr_rhs): Request an rvalue from it.
6163 (gimplify_expr): Pass fallback on.
6165 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6167 * cfgbuild.c: Update comments.
6169 2005-03-14 Roger Sayle <roger@eyesopen.com>
6171 PR rtl-optimization/17236
6172 * optabs.c (expand_doubleword_mult): New helper function split out
6173 from expand_binop. Permute the order in which instructions are
6174 emitted to minimize the number of simultaneously live registers.
6175 (expand_binop): Call expand_doubleword_mult to synthesize a double
6176 word multiplication.
6178 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6180 * basic-block.h: Update the prototypes of cached_make_edge and
6182 * cfg.c (cached_make_edge): Take edge_cache representing one
6183 row of the adjacency matrix of edges.
6184 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6185 (make_edges): Initialize edge_cache to represent one row of
6186 the adjacency matrix of edges.
6188 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6190 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6192 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6193 Remove unused removed_phis variable.
6194 (conditional_replacement): Use build1/build2.
6195 (abs_replacement): Use last_and_only_stmt and build1/build2.
6197 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6199 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6200 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6201 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6202 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6203 * c-common.c (handle_novops_attribute): New function.
6204 (c_common_attribute_table): Add "no vops" entry.
6205 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6206 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6207 * tree-ssa-operands.c (get_call_expr_operands): Do not
6208 create virtual operands for calls with ECF_NOVOPS flag.
6209 * tree.h (DECL_IS_NOVOPS): New macro.
6210 (struct tree_decl): Add novops_flag.
6211 (ECF_NOVOPS): New constant.
6213 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6216 * config/i386/i386.c (x86_use_himode_fiop): New.
6217 (x86_use_simode_fiop): Rename from x86_use_fiop.
6218 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6219 (TARGET_USE_HIMODE_FIOP): New.
6220 (x86_use_simode_fiop): Rename from x86_use_fiop.
6221 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6223 * config/i386/i386.md (X87MODEI12): New mode macro define.
6224 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6225 to implement x87 FP compare with HImode input operands.
6226 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6227 Use X87MODEI12 mode macro to handle HImode input operands.
6228 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6229 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6230 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6231 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6232 macro to implement x87 operators with HImode input operands.
6233 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6236 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6238 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6240 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6241 constants invariant.
6243 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6245 * basic-block.h (BB_VISITED): Removed.
6246 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6248 2005-03-14 Falk Hueffner <falk@debian.org>
6251 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6253 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6255 * ggc-zone.c: Fix comment typos.
6257 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6258 stringpool.c, config/mips/mips-protos.h: Update copyright.
6260 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6262 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6263 throughout with its typedef, "rtx".
6264 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6265 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6266 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6267 regs in comment to match code.
6269 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6271 * except.c (check_handled): Make it static.
6272 * except.h: Remove the corresponding prototype.
6274 * function.c (get_func_frame_size): Make it static.
6275 * function.h: Remove the corresponding type.
6277 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6279 * hard-reg-set.h: Remove the corresponding declarations.
6281 * tree-cfg.c (verify_stmts): Check that
6282 bb_for_stmt (stmt) == bb for every PHI node and statement.
6284 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6286 * config.gcc: Remove excess indentation.
6287 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6289 2005-03-13 Roger Sayle <roger@eyesopen.com>
6292 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6293 * fold-const.c (fold_sign_changed_comparison): Likewise.
6294 (fold_binary): Optimize comparisons against widened operands if
6295 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6297 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6299 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6300 (sparc_override_options): Initialize it.
6301 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6303 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6305 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6306 (reg_or_none500mem_operand): New predicate.
6307 (zero_reg_mem_operand): New predicate.
6308 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6309 to reg_or_none500mem_operand.
6310 (extendsfdf2_fpr): Add MEM alternative.
6311 (extenddftf2_internal): Change operand2 predicate to
6312 zero_reg_mem_operand.
6314 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6316 * ggc-zone.c: Rewritten.
6318 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6320 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6321 * config.in: Regenerated.
6322 * configure: Regenerated.
6323 * gengtype.c (write_types_process_field, write_func_for_structure):
6324 Pass new argument to gt_pch_note_object.
6325 * ggc-common.c (struct ptr_data): Add TYPE.
6326 (gt_pch_note_object): Take TYPE argument and save it.
6327 (call_count): Update call to ggc_pch_count_object.
6328 (call_alloc): Update call to ggc_pch_alloc_object.
6329 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6331 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6332 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6333 (ggc_alloc_zone_stat): Delete.
6334 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6335 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6336 (ggc_pch_alloc_object): Update prototypes.
6337 (garbage_zone): Delete.
6338 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6339 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6341 (tree_id_zone): New variable.
6342 (ggc_alloc_cleared_zone): Remove unused.
6343 (ggc_alloc_zone): Define.
6344 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6345 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6346 ggc_alloc_zone_stat.
6347 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6348 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6349 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6350 (make_node_stat): Likewise. Use tree_id_zone.
6352 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6353 Joseph S. Myers <joseph@codesourcery.com>
6355 * configure.ac: Check for MIPS TLS.
6356 * configure: Regenerated.
6357 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6358 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6359 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6360 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6361 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6362 (mips_classify_symbol, mips_symbolic_constant_p)
6363 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6364 (mips_tls_operand_p, mips_call_tls_get_addr)
6365 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6366 (mips_tls_symbol_ref_1): New functions.
6367 (mips_legitimize_address, mips_legitimize_const_move): Call
6368 mips_legitimize_tls_address.
6369 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6371 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6372 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6373 (mips_char_to_class): Document V1_REG.
6374 (HAVE_AS_TLS): Provide default.
6375 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6377 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6379 (tls_get_tp_<mode>): New instruction.
6381 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6383 * configure.ac: Update checks for target tools.
6384 * configure: Regenerated.
6386 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6388 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6390 2005-03-13 Roger Sayle <roger@eyesopen.com>
6392 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6393 more classes of DImode multiplication by constant. Allow both
6394 multiplication by small negative constants (by performing a
6395 multiplication by a positive constant and negating the result) and
6396 multiplications by large powers of two, by using a left shift.
6398 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6400 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6401 of basic blocks into work_stack.
6403 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6404 config/mips/vr.h: Update copyright.
6406 * c-decl.c (c_init_decl_processing): Remove useless calls to
6407 build_function_type.
6409 * builtins.c (fold_trunc_transparent_mathfn,
6410 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6411 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6412 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6413 fold_builtin_strcpy, fold_builtin_strncpy,
6414 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6417 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6420 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6421 variable determinant.
6423 * tree-cfg.c (group_case_labels): Remove local variable type.
6425 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6428 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6431 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6434 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6435 (*movmemqi_insn): Delete.
6436 (*movmemhi): Delete.
6438 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6440 * builtins.c (fold_builtin_classify): Take decomposed
6441 arguments of CALL_EXPR.
6442 (fold_builtin_1): Update a call to fold_builtin_classify.
6444 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6447 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6448 through into call to parser_xref_tag after parse error.
6449 (c_parser_struct_declaration): Consistently return NULL_TREE on
6452 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6454 * tree-flow-inline.h (ref_contains_array_ref): New function.
6455 (lookup_subvars_for_var): Ditto.
6456 (get_subvars_for_var): Ditto.
6457 (var_can_have_subvars): Ditto.
6459 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6460 (struct subvar): New type.
6462 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6464 * tree-optimize.c (init_tree_optimization_passes): Call
6465 pass_create_structure_vars.
6467 * tree-ssa-alias.c: Include vec.h.
6468 (init_alias_info): Don't auto-clear call clobbered on struct-field
6470 (compute_flow_insensitive_aliasing): Handle subvars.
6471 (group_aliases): Handle STRUCT_FIELD aliases.
6472 (setup_pointers_and_addressables): Ditto.
6473 Don't mark variables non-addressable if they still have
6474 addressable subvars.
6475 Also mark subvars addressable when the real variable is marked
6477 (add_pointed_to_var): Try to prune the pointed-to set by only
6478 pointing to subvars when possible.
6479 Otherwise, make sure we set addresses_needed and pt_vars to
6480 properly include subvars.
6481 (bitpos_of_field): New function.
6482 (push_fields_onto_fieldstack): Ditto.
6483 (get_or_create_used_part_for): Ditto.
6484 (create_overlap_variables_for): Ditto.
6485 (find_used_portions): Ditto.
6486 (create_structure_vars): Ditto.
6487 (pass_create_structure_vars): New structure.
6489 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6490 (get_expr_operands): Handle subvars. Also try to turn
6491 COMPONENT_REF accesses into must-defs now that we can accurately
6493 (note_addressable): Try to only mark as addressable those subvars
6494 we know a COMPONENT_REF touches.
6495 (overlap_subvar): New function.
6497 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6498 Handle subvar storing.
6499 (vect_address_analysis): Update caller of vect_object_analysis.
6501 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6503 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6504 (STMT_VINFO_SUBVARS): New macro.
6506 * common.opts: add flag_tree_salias.
6508 * opts.c (decode_options): flag_tree_salias defaults to on.
6510 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6512 * doc/tree-ssa.texi: Document structural alias analysis.
6514 2005-03-12 Steven Bosscher <stevenb@suse.de>
6516 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6517 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6518 * tree-ssa-operands.c (get_expr_operands): Likewise.
6519 (get_expr_operands): Likewise for ERROR_MARK.
6521 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6523 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6526 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6529 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6530 (mark_operand_necessary): Remove local variable ver.
6532 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6533 variable prefix_len.
6535 * value-prof.c (mod_subtract_transform): Remove local variable
6538 * builtins.c (fold_builtin_exponent): Take decomposed
6539 arguments of CALL_EXPR.
6540 (fold_builtin_1): Update a call to fold_builtin_exponent.
6542 * builtins.c (fold_builtin_logarithm): Take decomposed
6543 arguments of CALL_EXPR.
6544 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6546 * c-decl.c (c_init_decl_processing): Remove local variables
6547 ptr_ftype_void and ptr_ftype_ptr.
6549 * gimplify.c (gimplify_expr): Remove local variables r0 and
6552 * reg-stack.c (move_for_stack_reg): Remove local variable
6554 (compare_for_stack_reg): Remove local variable flags_user.
6555 (convert_regs_1): Remove local variable deleted.
6557 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6559 (combine_blocks): Remove local variables exits and new_e.
6561 * tree-inline.c (expand_call_inline): Remove local variable
6564 * tree-ssa-live.c (create_ssa_var_map,
6565 calculate_live_on_entry): Remove local variable snn.
6567 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6569 * c-lex.c (c_lex_with_flags): Add parameter to call to
6572 2005-03-11 Per Bothner <per@bothner.com>
6574 * c-tree.h (struct c_declarator): New id_loc field.
6575 * c-pragma.h (c_lex_with_flags): Take position reference.
6576 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6577 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6578 (c_lex): Pass dummy location to c_lex_with_flags.
6579 * c-parser.c (c_lex_one_token): Set c_token's location using
6580 c_lex_with_flags, instead of input_location, which might be "ahead".
6581 (c_parser_direct_declarator): Set declarator's id_loc from
6583 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6584 declarator's id_loc, rather than probably-imprecise input_location.
6585 (build_id_declarator): Initialize c_declarator's id_loc field.
6587 2005-03-11 Roger Sayle <roger@eyesopen.com>
6590 * builtins.c (expand_builtin_signbit): Force the signbit's word
6591 into an integer register to avoid SUBREGs of floating point modes.
6593 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6595 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6596 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6597 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6598 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6600 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6602 PR rtl-optimization/20306
6603 * expr.c (emit_move_complex): Set try_int false if mode is
6604 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6605 emit_block_move if try_int is true.
6607 2005-03-11 Richard Henderson <rth@redhat.com>
6610 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6611 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6614 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6616 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6617 (TARGET_FIX_VR4130): New macro.
6618 (TARGET_OPTIONS): Add -mfix-vr4130.
6619 (ISA_HAS_MACCHI): New macro.
6620 (ASM_SPEC): Add -mfix-vr4130.
6621 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6622 (override_options): Handle mips_fix_vr4130_string.
6623 (mips_avoid_hazards): Clear all_noreorder_p
6624 if we're working around VR4130 errata and the macc alternatives
6626 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6627 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6628 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
6629 (MULTILIB_DEFAULTS): Remove leading "march=".
6630 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
6631 if no architecture option is given.
6632 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
6634 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6635 * doc/invoke.texi: Document -mfix-vr4130.
6637 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6639 * config/mips/mips.c (override_options): Only warn about -mint64
6640 deprecation if TARGET_INT64.
6642 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6644 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
6645 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
6646 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
6647 are non-specific regarding the nonnull parameter positions.
6648 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
6649 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
6650 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
6651 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
6653 * builtins.def: Use the non-specific "nonnull" attibute lists.
6655 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6657 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6658 single_pred_edge, single_succ, single_pred): Improve comments.
6660 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6662 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6663 single_pred_edge, single_succ, single_pred): New inline functions.
6664 * bb-reorder.c (rotate_loop, find_traces_1_round,
6665 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6666 duplicate_computed_gotos): Use the single_succ/pred functions.
6667 * cfganal.c (forwarder_block_p): Ditto.
6668 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6669 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6670 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6671 merge_seq_blocks): Ditto.
6672 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6673 * cfglayout.c (fixup_reorder_chain): Ditto.
6674 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6675 canonicalize_loop_headers, verify_loop_structure): Ditto.
6676 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6677 mfb_update_loops, create_preheader, force_single_succ_latches,
6678 create_loop_notes): Ditto.
6679 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6680 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6681 commit_one_edge_insertion, purge_dead_edges,
6682 cfg_layout_can_merge_blocks_p): Ditto.
6683 * except.c (sjlj_emit_function_enter): Ditto.
6684 * flow.c (init_propagate_block_info): Ditto.
6685 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6686 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6687 insert_insn_end_bb): Ditto.
6688 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6689 find_if_case_2): Ditto.
6690 * lambda-code.c (perfect_nestify): Ditto.
6691 * lcm.c (optimize_mode_switching): Ditto.
6692 * loop-doloop.c (doloop_modify): Ditto.
6693 * loop-init.c (loop_optimizer_init): Ditto.
6694 * loop-iv.c (simplify_using_initial_values): Ditto.
6695 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6696 * loop-unswitch.c (unswitch_loop): Ditto.
6697 * modulo-sched.c (generate_prolog_epilog): Ditto.
6698 * predict.c (combine_predictions_for_insn, estimate_probability,
6699 tree_estimate_probability, last_basic_block_p,
6700 estimate_bb_frequencies): Ditto.
6701 * profile.c (branch_prob): Ditto.
6702 * regrename.c (copyprop_hardreg_forward): Ditto.
6703 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6704 * tracer.c (layout_superblocks): Ditto.
6705 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6706 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6707 cleanup_control_expr_graph, disband_implicit_edges,
6708 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6709 tree_verify_flow_info, tree_make_forwarder_block,
6710 tree_forwarder_block_p, remove_forwarder_block,
6711 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6712 * tree-if-conv.c (tree_if_conversion): Ditto.
6713 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6714 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6715 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6716 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6717 copy_loop_headers): Ditto.
6718 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6719 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6720 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6721 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6722 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6723 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6724 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6725 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6726 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6727 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6728 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6729 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6730 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6731 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6732 slpeel_add_loop_guard): Ditto.
6734 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6736 PR tree-optimization/15784
6737 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6740 * stmt.c (expand_case): Don't change index_type. Convert minval
6743 PR tree-optimization/20130
6744 * fold-const.c (fold): Fold x * -1 into -x.
6746 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6748 PR rtl-optimization/20331
6749 * rtlanal.c (modified_between_p): Check its address first for MEM.
6750 (modified_in_p): Likewise.
6752 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6754 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6756 2005-03-10 Steven Bosscher <stevenb@suse.de>
6758 * expr.c (expand_expr_real_1): If possible, use a conditional
6759 move for expanding MIN_EXPR and MAX_EXPR.
6760 Use temp for moving around rtx-en.
6762 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6765 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6768 2005-03-10 Roger Sayle <roger@eyesopen.com>
6770 * builtins.c (expand_builtin_signbit): Extend to handle floating
6771 point modes wider than the largest integer type, using the
6772 operand_subword_force function to obtain the signbit's word.
6774 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6777 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6778 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6780 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6782 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6784 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6786 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6788 (perform_edge_inserts): Unconditionally call
6789 free_dominator_info.
6791 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6793 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6795 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6797 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6799 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6801 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6803 (rtl_register_value_prof_hooks,
6804 tree_value_profile_transformations,
6805 tree_register_value_prof_hooks): Likewise.
6806 * var-tracking.c (stack_adjust_offset_pre_post,
6807 variable_htab_free, variable_union, dataflow_set_different_2,
6808 count_uses, variable_was_changed, set_frame_base_location,
6809 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6810 vt_add_function_parameters): Likewise.
6811 * varasm.c (named_section_real, named_section, make_decl_rtl,
6812 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6813 const_hash_1, compare_constant, copy_constant, force_const_mem,
6814 output_constant_pool_2, output_constant_pool_1, output_constant,
6815 output_constructor, make_decl_one_only, decl_tls_model,
6816 default_no_named_section, default_elf_select_section_1,
6817 default_unique_section_1): Likewise.
6818 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6819 * vmsdbgout.c (addr_const_to_string): Likewise.
6822 * function.c (struct assign_parm_data_one): Remove last_named
6824 (assign_parm_find_data_types): Don't determine last_named.
6825 Reorder named_parm determination.
6826 (assign_parms): Only setup varargs on the last non-varadic
6829 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6831 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6832 sda base address on medium model.
6834 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6836 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6837 * cfgloop.c (flow_loop_nodes_find): Export.
6838 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6840 * cfgloopmanip.c (fix_loop_structure): New function.
6841 * predict.c (predict_loops): Clean up the loops information.
6842 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6843 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6845 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6846 (rewrite_into_loop_closed_ssa): Declaration changed.
6847 * tree-loop-linear.c (linear_transform_loops): Add argument to
6848 rewrite_into_loop_closed_ssa call.
6849 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6850 * tree-ssa-loop-im.c (move_computations): Ditto.
6851 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6852 * tree-vectorizer.c (vectorize_loops): Ditto.
6853 * tree-optimize.c: Include cfgloop.h.
6854 (execute_todo): Choose whether to call cleanup_tree_cfg or
6855 cleanup_tree_cfg_loop.
6856 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6857 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6858 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6859 cleanup_tree_cfg_loop call.
6860 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6861 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6862 work on part of cfg.
6864 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6867 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6868 with multiple alternatives.
6870 * stmt.c (parse_output_constraint): Fix a typo.
6872 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6874 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6875 assembly directive instead of deprecated "no-generics".
6877 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6879 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6880 for non-offsettable memory references to cope with outstanding reload
6882 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6883 avoid losing outstanding address reloads.
6884 ("reload_outdi", "reload_outdf"): Likewise.
6886 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6888 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6889 code. Add more cbrt transformations.
6891 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6893 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6895 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6897 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6898 NULL_TREE when a given tree is not simplified.
6899 (fold): Return the original tree when any of the functions
6900 mentioned above NULL_TREE.
6902 * fold-const.c (fold_unary, fold_binary): Take decomposed
6903 arguments, code, type, op0, and op1 in case of fold_binary.
6904 (fold): Update calls to fold_unary and fold_binary.
6906 2005-03-09 Roger Sayle <roger@eyesopen.com>
6908 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6909 a fndecl and an arglist instead of a CALL_EXPR, exp.
6911 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6913 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6915 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6917 * expr.c (expand_assignment): Remove orig_to_rtx.
6919 * fold-const.c (int_const_binop): Remove no_overflow.
6921 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6923 * loop-iv.c (get_biv_step_1): Remove lhs.
6925 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6927 * real.c (real_nan): Remove neg.
6929 * function.c (thread_prologue_and_epilogue_insns): Remove i
6932 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6935 * tree-eh.c (tree_could_trap_p): Remove idx.
6937 * tree-into-ssa.c (ann): Remove ann.
6939 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6941 * tree-sra.c (decide_block_copy): Remove inst_count.
6943 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6945 * tree-ssa-loop-im.c (lhs): Remove.
6947 * cfgbuild.c (state, STATE, SET_STATE,
6948 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6950 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6951 (find_basic_blocks): Set the state of each basic block to
6954 2005-03-08 Jeff Law <law@redhat.com>
6956 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6957 goto results in the removal of edges in the CFG, then we need
6958 to recompute dominators.
6960 2005-03-09 Ben Elliston <bje@au.ibm.com>
6962 * c-common.c (c_do_switch_warnings): Comment fix.
6964 2005-03-08 Julian Brown <julian@codesourcery.com>
6966 * Patch from 2005-03-08 reverted for causing regressions and
6967 ppc-darwin bootstrap failure.
6969 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6971 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6972 Define the real function for ppc-darwin.
6973 * c-typeck.c (convert_arguments): Check for target-specific
6974 invalid argument call to unprototyped function.
6975 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6977 * target.h (invalid_arg_for_unprototyped_fn): New field
6979 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6980 default target hook.
6981 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6984 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6986 * c-typeck.c (constructor_stack, constructor_range_stack,
6987 initializer_stack): Make them static.
6989 * cfg.c (rbi_pool): Make it static.
6991 * gimple-low.c (lower_stmt_body): Make it static.
6992 * tree-flow.h: Remove the corresponding prototype. Don't
6995 * sched-deps.c (cache_size): Make it static.
6997 * stor-layout.c (lang_adjust_rli): Make it static.
6999 2005-03-08 Julian Brown <julian@codesourcery.com>
7001 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7002 from being used for symbols with vague linkage when
7003 HAVE_GAS_COMDAT_GROUP is true.
7005 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7007 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7008 nlabel == JUMP_LABEL (jump).
7010 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7012 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7013 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7014 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7015 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7017 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7020 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7021 * c-common.c (handle_returns_twice): New function.
7022 (c_common_attribute_table): Declare eturns_twice' attribute.
7023 * doc/extend.texi: Document eturns_twice' attribute.
7024 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7025 (struct tree_decl): Add returns_twice_flag.
7027 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7029 * tree-ssa-phiopt.c: Fix a comment typo.
7031 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7032 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7033 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7036 2005-03-08 Richard Henderson <rth@redhat.com>
7038 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7039 builtin codes with ctzdi2, clzdi2, popcountdi2.
7040 (struct alpha_builtin_def): Add is_const.
7041 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7042 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7043 (alpha_init_builtins): Init them. Set nothrow and const attributes
7045 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7046 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7047 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7048 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7049 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7050 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7051 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7052 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7053 (TARGET_FOLD_BUILTIN): New.
7054 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7055 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7057 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7059 2005-03-08 Ira Rosen <irar@il.ibm.com>
7061 PR tree-optimization/20122
7062 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7063 condition of access function instead of base.
7065 2005-03-07 Jeff Law <law@redhat.com>
7066 Steven Bosscher <stevenb@suse.de>
7068 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7069 (find_taken_edge): Call find_taken_edge_computed_goto as
7070 appropriate. Allow any gimple invariant rather than just
7071 INTEGER_CST for VAL.
7072 (cleanup_control_flow): Cleanup a computed goto which has turned
7074 (tree_merge_blocks): If block B has any forced labels, move
7075 them to the start of block A.
7076 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7077 computed gotos as well.
7078 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7079 removal of unnecessary computed gotos too.
7080 (lookup_redirection_data): Fix type of INSERT argument. Callers
7083 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7085 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7086 Remove trailing spaces.
7088 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7089 unshare_all_trees): Make them static.
7090 * tree-gimple.h: Remove the corresponding prototypes.
7092 * diagnostic.h: Remove unused prototype
7093 debug_output_buffer.
7094 * modulo-sched.c: Remove unused prototype
7095 set_row_column_for_ps.
7097 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7098 replace_phi_edge_with_variable): Remove unused variable i.
7100 2005-03-07 Per Bothner <per@bothner.com>
7102 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7104 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7107 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7108 bbs on the COND_EXPR instead of the PHI_NODEs.
7109 (candidate_bb_for_phi_optimization): Remove.
7110 (replace_phi_with_stmt): Rename to ...
7111 (replace_phi_edge_with_variable): this and change so that we
7112 replace the phi argument instead of removing the PHI.
7113 (conditional_replacement): Change so we deal with PHI with more
7115 (value_replacement): Likewise.
7116 (abs_replacement): Likewise.
7118 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7120 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7121 output_e500_flip_gt_bit.
7123 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7125 (rs6000_generate_compare): Fix logic to look at the correct bits.
7126 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7128 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7129 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7130 gen_move_from_CR_gt_bit.
7132 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7133 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7134 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7136 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7137 (E500_CR_IOR_COMPARE): New constant.
7139 2005-03-08 Earl Chew <earl_chew@agilent.com>
7140 David Billinghurst <David.Billinghurst@riotinto.com>
7142 * config/i386/host-cygwin.c: New file to support precompiled
7144 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7145 * config.host: Use above files for cygwin host.
7147 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7149 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7150 ordering ops from earlier change.
7152 2005-03-07 Per Bothner <per@bothner.com>
7154 Various fixes to allow us to again build if --enable-mapped-location:
7155 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7156 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7157 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7158 local variable loc. Change logic appropriately.
7159 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7160 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7161 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7162 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7163 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7165 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7167 PR rtl-optimization/19683
7168 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7169 number of bytes, to smallest_int_for_mode. Fix arguments to
7170 REG_CANNOT_CHANGE_MODE_P.
7172 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7174 * reorg.c (relax_delay_slots): Check that the jump is
7175 conditional before trying to invert it.
7177 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7179 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7182 * calls (stack_arg_under_construction): Make it static.
7184 * flow.c (regs_live_at_setjmp): Make it static.
7185 * flow.h: Remove the corresponding prototype.
7187 * reload1.c (reload_startobj, reload_firstobj,
7188 something_needs_operands_changed, reload_inherited,
7189 reload_inheritance_insn, reload_override_in,
7190 reload_spill_index): Make them static.
7192 * recog.c (verify_changes): Make it static.
7193 * recog.h: Remove the corresponding prototype.
7195 * cfgbuild.c (find_sub_basic_blocks): Remove.
7196 * basic-block.h: Remove the corresponding prototype.
7197 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7199 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7201 * tree-ssa-operands.c (check_build_stmt): Remove.
7203 * stor-layout.c (set_alignment): Remove.
7204 * tree.h: Remove the corresponding prototype.
7206 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7208 * tree-ssa-dce.c (control_dependence_map,
7209 visited_control_parents): Make them static.
7211 * cfghooks.c (verify_flow_info): Remove local variable
7214 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7217 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7219 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7221 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7223 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7225 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7226 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7227 PARALLEL for an empty structure.
7229 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7231 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7233 * fold-const.c (fold_binary): Unroll the very first "for"
7236 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7238 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7239 redundant match_code test.
7240 (scc_comparison_operator): Swap match_operand and match_code
7242 (branch_positive_comparison_operator): Same.
7243 (trap_comparison_operator): Use comparison_operator and swap with
7246 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7249 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7250 (out_movhi_r_mr): Read low byte of volatile MEM first.
7251 (out_movhi_mr_r): Write high byte of volatile MEM first.
7253 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7255 * cselib.c (reg_values, reg_values_size): Make them static.
7257 * cse.c (cse_reg_info_table): Make it static.
7259 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7261 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7263 * cse.c (find_best_addr): Use canon_for_address.
7265 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7267 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7268 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7269 SUBREG and MEM, respectively.
7271 * fold-const.c (fold_binary): Use code instead of t.
7273 * fold-const.c (optimize_minmax_comparison): Take decomposed
7274 arguments code, type, op0, and op1 instead of t.
7275 (fold_binary): Update a call to optimize_minmax_comparison.
7277 * fold-const.c (fold_range_test): Take decomposed arguments
7278 code, type, op0, and op1 instead of t.
7279 (fold_binary): Update a call to fold_range_test.
7281 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7282 decomposed arguments code, type, op0, and op1 instead of t.
7283 (fold_binary): Update a call to fold_range_test.
7285 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7287 * fold-const.c (fold_binary): Avoid directly using the original
7288 expression t as much as possible.
7290 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7292 * c-semantics.c (build_stmt): Use TYPE_P instead of
7293 IS_NON_TYPE_CODE_CLASS.
7294 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7295 (NON_TYPE_CHECK): Use TYPE_P instead of
7296 IS_NON_TYPE_CODE_CLASS.
7298 * fold-const.c (fold): Remove handling of binary expressions.
7300 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7302 * doc/c-tree.texi: Wrap comments in @r{}.
7303 * doc/cpp.texi: Likewise.
7304 * doc/cppinternals.texi: Likewise.
7305 * doc/extend.texi: Likewise.
7306 * doc/md.texi: Likewise.
7307 * doc/objc.texi: Likewise.
7308 * doc/sourcebuild.texi: Likewise.
7309 * doc/tm.texi: Likewise.
7312 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7314 * predict.c (apply_return_prediction): Standardize PHI chain
7316 * tree-ssa.c (ssa_redirect_edge): Likewise.
7318 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7319 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7322 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7323 * tree-flow.h: Adjust the prototype for remove_phi_node.
7324 * lambda-code.c (perfect_nestify): Adjust a call to
7327 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7328 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7330 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7331 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7332 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7333 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7335 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7336 of GEN_INT (trunc_int_for_mode (...)).
7337 * loop-iv.c (iv_number_of_iterations): Likewise.
7338 * postreload.c (reload_cse_move2add): Likewise.
7339 * simplify-rtx.c (simplify_const_unary_operation,
7340 simplify_const_binary_operation): Likewise.
7341 * stor-layout.c (get_mode_bounds): Likewise.
7343 * fold-const.c (fold_binary): New.
7344 (fold): Call fold_binary on binary expressions.
7346 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7348 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7349 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7350 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7351 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7352 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7354 2005-03-04 Devang Patel <dpatel@apple.com>
7356 PR tree-optimization/18815
7357 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7358 loops with zero exit edges.
7360 2005-03-04 Devang Patel <dpatel@apple.com>
7362 * doc/invoke.texi: Remove reference to webpage that does not exist.
7364 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7365 Joseph S. Myers <joseph@codesourcery.com>
7368 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7369 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7370 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7371 * pa.c (get_plabel): Change argument to symbol_ref. Call
7372 maybe_get_identifier instead of get_identifier.
7373 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7374 (struct deferred_plabel): Replace name field with symbol field.
7375 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7376 ASM_OUTPUT_EXTERNAL_REAL is defined.
7377 (output_global_address): Use output_addr_const for output of all
7379 (output_deferred_plabels): Use symbol_ref instead of name for address
7381 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7382 ASM_OUTPUT_SYMBOL_REF): New macros.
7383 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7385 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7388 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7390 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7391 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7393 2005-03-04 Jeff Law <law@redhat.com>
7395 * basic-block.h (rediscover_loops_after_threading): Declare.
7396 * tree-ssa-dom.c: Include cfgloop.h.
7397 (tree_ssa_dominator_optimize): Discover loops and some basic
7398 properties. Remove forwarder blocks recreated by loop header
7399 canonicalization. Also mark backedges in the CFG.
7400 * tree-ssa-threadupdate.c: Include cfgloop.h
7401 (rediscover_loops_after_threading): Define.
7402 (struct local_info): New field, JUMP_THREADED.
7403 (prune_undesirable_thread_requests): New function.
7404 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7405 then record that fact for the callers of redirct_edges.
7406 (thread_block): If BB has incoming backedges, then call
7407 prune_undesirable_thraed_requests. Note when we are
7408 going to have to rediscover loop information. Return a
7409 boolean indicating if any jumps were threaded.
7410 (thread_through_all_blocks): Bubble up boolean indicating
7411 if any jumps were threaded.
7412 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7413 (tree-ssa-threadupdate.o): Similarly.
7415 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7417 * fold-const.c (fold_ternary): Unroll the "for" loop to
7420 2005-03-04 Andrew Haley <aph@redhat.com>
7422 * unwind-dw2-fde-glibc.c (struct
7423 unw_eh_callback_data.check_cache): New field.
7424 (frame_hdr_cache): New.
7425 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7426 Cache frame header info.
7428 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7430 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7431 (print_c_condition): Declare.
7432 * read-rtl.c (ptr_loc): New structure.
7433 (ptr_locs, ptr_loc_obstack, joined_conditions)
7434 (joined_conditions_obstack): New variables.
7435 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7436 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7437 (join_c_conditions, print_c_condition): New functions.
7438 (apply_macro_to_string): Associate the new string with the same
7439 source location as the old one.
7440 (add_condition_to_string): Use join_c_conditions.
7441 (read_string): Use set_rtx_ptr_loc to record a filename and line
7442 number for the string.
7443 (read_rtx): Initialize the new variables above.
7444 * genattrtab.c (write_test_expr, write_attr_value): Use
7446 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7447 comment above the GCC_VERSION check.
7448 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7449 Inline the definition of MAYBE_EVAL.
7450 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7451 * genoutput.c (process_template): Likewise.
7452 * genpreds.c (write_predicate_subfunction): Likewise.
7453 (write_predicate_expr): Use print_c_condition.
7454 * genrecog.c (write_cond): Likewise.
7455 * gensupport.c (process_rtx): Use join_c_conditions to join the
7456 conditions of a define_insn_and_split. Record a source location
7457 for the string after the "&&".
7458 (alter_test_for_insn): Use join_c_conditions.
7460 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7463 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7464 PR tree-optimization/15784
7465 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7468 2005-03-04 Ben Elliston <bje@au.ibm.com>
7470 * gcc.c (option_map): Add --coverage.
7471 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7472 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7473 * config/darwin.h: Pass -lgcov for `coverage'.
7474 * doc/invoke.texi (Debugging Options): Document --coverage.
7476 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7478 * gcse.c (bypass_block): Use find_edge wherever possible.
7480 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7484 * c-opts.c (c_common_parse_file): Call start_source_file
7485 and end_source_file at the approriate times.
7487 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7488 the main file, it will be done for us now.
7490 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7492 * fold-const.c (fold_ternary): New.
7493 (fold): Call fold_ternary on ternary expressions. Remove
7494 handling of ternary expressions.
7496 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7498 PR tree-optimization/15784
7499 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7502 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7504 * config/rs6000/predicates.md (branch_comparison_operator):
7505 Convert from C block to conditional format.
7507 2005-03-03 Jan Hubicka <jh@suse.cz>
7509 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7510 and non-constant public variables.
7512 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7514 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7517 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7520 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7521 calls to release_ssa_name and release_phi_node.
7523 * fold-const.c (fold): Remove handling of unary expressions.
7525 * fold-const.c (fold_unary): Avoid directly using the original
7526 expression t as much as possible.
7528 2005-03-03 Roger Sayle <roger@eyesopen.com>
7529 Andrew Pinski <pinskia@physics.uc.edu>
7531 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7532 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7534 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7536 Describe special registers SRP and MOF as allocatable registers.
7537 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7538 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7539 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7540 TARGET_HAS_MUL_INSNS.
7541 (cris_print_operand) <case 'd'>: New case.
7542 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7543 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7545 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7546 (REG_ALLOC_ORDER): Update for MOF.
7547 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7549 (GENERAL_REGS): No longer a define of ALL_REGS.
7550 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7551 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7553 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7554 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7555 (SECONDARY_RELOAD_CLASS): Define.
7556 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7557 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7558 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7559 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7560 (REGISTER_MOVE_COST): Define.
7561 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7562 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7563 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7564 (CRIS_MOF_REGNUM): New define_constants.
7565 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7567 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7569 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7570 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7571 Adjust for MOF being properly described as a register.
7572 (indir_to_reg_split): Name this split. Conditionalize on the
7573 destination register being a general register.
7574 (movei): Conditionalize on on operands 0 and 1 having the same
7577 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7580 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7581 -mcpu to override any other explicitly given flags.
7583 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7585 * recog.c (verify_changes, confirm_change_group): New functions,
7586 broken out of apply_change_group.
7587 (apply_change_group): Use them.
7588 * recog.h (verify_change, confirm_change_group): Declare.
7589 * rtl.h (redirect_jump_2): Declare.
7590 * jump.c (redirect_exp, invert_exp): Delete.
7591 (invert_exp_1): Take second parameter. Return value. Changed caller.
7592 (redirect_jump_2): New function, broken out of redirect_jump.
7593 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7594 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7595 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7597 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7599 * varasm.c (named_section): Use xstrdup rather than doing it by
7602 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7604 2005-03-02 Devang Patel <dpatel@apple.com>
7606 Undo PR tree-optimization/18815 fix.
7608 2005-03-02 Devang Patel <dpatel@apple.com>
7610 PR tree-optimization/18815
7611 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7612 loops with zero exit edges.
7614 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7616 * cfg.c (connect_src, connect_dest, disconnect_src,
7617 disconnct_dest): New.
7618 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7619 redirect_edge_pred): Use the new functions.
7621 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7622 free_dominance_info only when needed.
7624 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7627 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7628 (reg_or_sub_cint64_operand): Same.
7630 2005-03-02 Jeff Law <law@redhat.com>
7632 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7633 CFG_ALTERED in the main DOM iteration loop.
7635 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7638 * varasm.c (initializer_constant_valid_p): Allow conversions
7639 between OFFSET_TYPEs. Tidy.
7641 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7643 * config/cris/cris.md ("return"): Remove epilogue delay list
7646 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7648 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7650 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7652 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7654 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
7655 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
7656 config/m68k/m68k.c, config/mips/mips.h,
7657 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7658 doc/include/gcc-common.texi: Update copyright.
7660 PR middle-end/18029 and PR middle-end/18030
7661 * expr.c (optimize_bitfield_assignment_op): Add a special case
7662 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7664 * fold-const.c (fold_unary): New.
7665 (fold): Call fold_unary on unary expressions.
7667 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7669 * cgraph.h (struct cgraph_edge): Add prev_caller and
7671 (cgraph_node_remove_callees): Export.
7672 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7674 (cgraph_edge_remove_callee): New function.
7675 (cgraph_edge_remove_caller): Likewise.
7676 (cgraph_remove_edge): Use.
7677 (cgraph_redirect_edge_callee): Likewise.
7678 (cgraph_node_remove_callees): New function.
7679 (cgraph_node_remove_callers): Likewise.
7680 (cgraph_remove_node): Use.
7681 * tree-optimize.c (tree_rest_of_compilation): Use
7682 cgraph_node_remove_callees instead of manual loop.
7683 * cgraphunit.c (cgraph_finalize_function): Likewise.
7684 (cgraph_expand_function): Likewise.
7685 (cgraph_remove_unreachable_nodes): Likewise.
7687 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7690 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7692 * c-decl.c (undeclared_variable): Take location as argument.
7693 * c-typeck.c (build_external_ref): Likewise.
7694 * c-parser.c (c_parser_postfix_expression): Pass location of
7695 identifier to build_external_ref.
7697 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7699 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7700 CCEQ mode for branch_positive_comparison_operator test.
7701 * config/rs6000/predicates (branch_comparison_operator): Revert to
7703 (scc_comparison_operator): Same.
7704 (branch_positive_comparison_operator): Same.
7706 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7708 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7709 (cris_delay_slots_for_epilogue): Remove.
7710 (save_last): Move into cris_target_asm_function_epilogue.
7711 (cris_target_asm_function_epilogue): Remove tests for file being
7713 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7714 (cris_delay_slots_for_epilogue): Remove prototypes.
7715 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7716 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7718 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7720 * config/rs6000/predicates.md (branch_comparison_operator): Change
7721 to define_special_predicate.
7722 (scc_comparison_operator): Same.
7723 (branch_positive_comparison_operator): Same.
7725 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7727 * Makefile.in (tree-ssa-sink.o): New.
7728 (OBJS-common): Add tree-ssa-sink.o.
7729 * common.opt: Add -ftree-sink
7730 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7731 * timevar.def (TV_TREE_SINK): new timevar.
7732 * tree-flow.h (is_hidden_global_store): Prototype.
7733 * tree-optimize.c (init_tree_optimization_passes): Add
7735 * tree-pass.h (pass_sink_code): New.
7736 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7737 for non-obvious global store store to is_hidden_global_store, and
7738 call that new function.
7739 * tree-ssa-sink.c: New file.
7740 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7741 * doc/passes.texi: Document forward store motion.
7742 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7743 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7744 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7745 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7747 2005-03-01 Per Bothner <per@bothner.com>
7749 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7750 and we have a non-zero column-number, add it to the message.
7751 Also factor out the diagnostic_kind_text.
7753 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7755 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7756 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7757 flow_loop_scan): Removed.
7758 (flow_loop_dump): Do not dump removed fields.
7759 (flow_loop_free): Do not free removed fields.
7760 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7761 (loop_exit_edge_p): New function.
7762 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7763 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7764 num_exits, exits_doms.
7765 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7766 LOOP_EDGES, LOOP_ALL): Removed.
7767 (flow_loop_scan): Declaration removed.
7768 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7769 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7771 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7772 (if_convert): Call flow_loops_find and flow_loops_free
7773 when calling mark_loop_exit_edges.
7774 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7775 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7776 free_dominance_info calls.
7777 * loop-init.c (flow_loops_find): Ditto.
7778 * passes.c (rest_of_handle_branch_prob): Ditto.
7779 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7780 * loop-unroll.c (analyze_insns_in_loop): Do not use
7782 * predict.c (predict_loops): Do not call flow_loop_scan.
7783 Use get_loop_exit_edges.
7784 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7785 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7786 Do not use EDGE_LOOP_EXIT.
7787 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7788 to bb_with_exit_edge_p.
7789 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7790 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7791 to bb_with_exit_edge_p.
7792 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7794 * tree-loop-linear.c (linear_transform_loops): Do not call
7795 flow_loop_scan. Use loop->single_exit.
7796 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7797 (vect_analyze_loop_form): Do not call flow_loop_scan.
7798 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7800 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7802 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7803 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7804 slpeel_tree_duplicate_loop_to_edge_cfg,
7805 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7806 Use loop_preheader_edge and loop->single_exit. Do not call
7809 2005-03-01 Nick Clifton <nickc@redhat.com>
7811 * config/arm/arm.c (thumb_find_work_register): Check all of the
7812 argument registers to see if they are free, and a couple of
7813 special cases where the last argument register but can be proved
7814 to be available during the function's prologue.
7815 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7816 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7817 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7819 (thumb_compute_save_reg_mask): Likewise. Also use
7820 thumb_find_work_register() to ensure that there is agreement about
7821 which work register is going to be used in the prologue.
7822 (thumb_output_function_prologue): Use unsigned long as the type
7823 for the register bit-mask. Also delay pushing the link register if
7824 other high registers are going to be pushed.
7825 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7826 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7827 redundant prototypes.
7829 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7832 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7833 and after reload in REG+REG indexed addresses without REG_POINTER
7834 set in the base and not set in the index.
7836 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7838 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7839 Don't undefine here.
7840 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7841 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7842 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7843 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7844 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7846 * config.gcc (sh*-*-linux*): Use config/linux.h.
7848 2005-02-28 Dale Johannesen <dalej@apple.com>
7849 Stan Shebs <shebs@apple.com>
7851 Rewrite of 64-bit Darwin structure-by-value pass/return.
7852 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7853 intoffset, use_stack, named.
7854 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7855 (rs6000_darwin64_record_arg_advance_flush): New.
7856 (rs6000_darwin64_record_arg_advance_recurse): New.
7857 (rs6000_darwin64_record_arg_flush): New.
7858 (rs6000_darwin64_record_arg_recurse): New.
7859 (rs6000_darwin64_record_arg): New.
7860 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7861 (function_arg_boundary): Handle 128-bit aligned structs.
7862 (function_arg_advance): Rewrite darwin64 struct handling.
7863 (function_arg): Call rs6000_darwin64_record_arg.
7864 (function_arg_partial_nregs): Handle darwin64 structs.
7865 (rs6000_darwin64_function_value): Remove.
7866 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7868 2005-02-28 Roger Sayle <roger@eyesopen.com>
7870 PR tree-optimization/20216
7871 * tree-chrec.c (tree_fold_factorial): Delete.
7872 (tree_fold_binomial): Change argument list to take a return type
7873 and change the type of K to unsigned int. Rewrite to avoid explicit
7874 evaluation of factorials, and (recursively) calling fold to perform
7875 compile-time arithmetic. Return NULL on (internal) overflow.
7876 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7877 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7878 if any intermediate calculation overflows.
7879 (chrec_apply): Update call to chrec_evaluate.
7881 2005-02-28 James E Wilson <wilson@specifixinc.com>
7883 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7885 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7888 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7889 instead of NULL_TREE on error.
7891 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7893 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7894 (EASY_VECTOR_15_ADD_SELF): Remove.
7895 (num_insns_constant_wide): Not static.
7896 (validate_condition_mode): Not static.
7897 (toc_relative_expr_p): Not static.
7898 (legitimate_indirect_address_p): Not static.
7899 (macho_lo_sum_memory_operand): Not static.
7900 (invalid_e500_subreg): Not static.
7901 (easy_vector_same): Not static.
7902 (easy_vector_splat_const): Not static.
7903 (RS6000_SYMBOL_REF_TLS_P): Remove.
7904 (any_operand): Delete.
7905 (any_parallel_operand): Delete.
7906 (count_register_operand): Delete.
7907 (altivec_register_operand): Delete.
7908 (xer_operand): Delete.
7909 (s8bit_cint_operand): Delete.
7910 (short_cint_operand): Delete.
7911 (u_short_cint_operand): Delete.
7912 (non_short_cint_operand): Delete.
7913 (exact_log2_cint_operand): Delete.
7914 (gpc_reg_operand): Delete.
7915 (cc_reg_operand): Delete.
7916 (cc_reg_not_cr0_operand): Delete.
7917 (reg_or_short_operand): Delete.
7918 (reg_or_neg_short_operand): Delete.
7919 (reg_or_aligned_short_operand): Delete.
7920 (reg_or_u_short_operand): Delete.
7921 (reg_or_cint_operand): Delete.
7922 (reg_or_arith_cint_operand): Delete.
7923 (reg_or_add_cint64_operand): Delete.
7924 (reg_or_sub_cint64_operand): Delete.
7925 (reg_or_logical_cint_operand): Delete.
7926 (got_operand): Delete.
7927 (got_no_const_operand): Delete.
7928 (easy_fp_constant): Delete.
7929 (easy_vector_constant): Delete.
7930 (easy_vector_constant_add_self): Delete.
7931 (zero_constant): Delete.
7932 (zero_fp_constant): Delete.
7933 (volatile_mem_operand): Delete.
7934 (offsettable_mem_operand): Delete.
7935 (mem_or_easy_const_operand): Delete.
7936 (add_operand): Delete.
7937 (non_add_cint_operand): Delete.
7938 (logical_operand): Delete.
7939 (non_logical_cint_operand): Delete.
7940 (mask_operand): Delete.
7941 (mask_operand_wrap): Delete.
7942 (mask64_operand): Delete.
7943 (mask64_2_operand): Delete.
7944 (and64_operand): Delete.
7945 (and64_2_operand): Delete.
7946 (and_operand): Delete.
7947 (reg_or_mem_operand): Delete.
7948 (lwa_operand): Delete.
7949 (symbol_ref_operand): Delete.
7950 (call_operand): Delete.
7951 (current_file_function_operand): Delete.
7952 (input_operand): Delete.
7953 (rs6000_nonimmediate_operand): Delete.
7954 (rs6000_tls_symbol_ref): Delete.
7955 (save_world_operation): Delete.
7956 (restore_world_operation): Delete.
7957 (load_multiple_operation): Delete.
7958 (store_multiple_operation): Delete.
7959 (vrsave_operation): Delete.
7960 (mfcr_operation): Delete.
7961 (mtcrf_operation): Delete.
7962 (lmw_operation): Delete.
7963 (stmw_operation): Delete.
7964 (branch_comparison_operator): Delete.
7965 (branch_positive_comparison_operator): Delete.
7966 (scc_comparison_operator): Delete.
7967 (trap_comparison_operator): Delete.
7968 (boolean_operator): Delete.
7969 (boolean_or_operator): Delete.
7970 (min_max_operator): Delete.
7971 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7972 (EASY_VECTOR_15): Moved to here.
7973 (EASY_VECTOR_15_ADD_SELF): Move to here.
7974 (PREDICATE_CODES): Delete.
7975 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7976 Declare functions no longer static.
7977 * config/rs6000/predicates.md: New.
7978 * config/rs6000/rs6000.md: Include predicates.md
7980 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7982 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7983 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7985 * cfgrtl.c (need_fake_edge_p): Likewise.
7986 * combine.c (distribute_notes): Likewise.
7987 * emit-rtl.c (try_split): Likewise.
7988 * recog.c (peephole2_opimize): Likewise.
7989 * reg-notes.def (ALWAYS_RETURN): Remove.
7990 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7991 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7992 * tree.h (ECF_ALWAYS_RETURN): Remove.
7994 2005-02-28 Roger Sayle <roger@eyesopen.com>
7997 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7998 between different machine modes is never a "useless" conversion.
8000 2005-02-28 Geert Bosch <bosch@gnat.com>
8003 * doc/contrib.texi: List contributors for Ada front end
8005 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8007 * simplify-rtx.c (simplify_unary_operation_1,
8008 simplify_const_unary_operation): New, extracted from...
8009 (simplify_unary_operation): ... this one.
8010 (simplify_binary_operation_1,
8011 simplify_const_binary_operation): New, extracted from...
8012 (simplify_binary_operation): ... this one.
8013 * rtl.h (simplify_const_unary_operation,
8014 simplify_const_binary_operation): Add prototypes.
8016 2005-02-28 Julian Brown <julian@codesourcery.com>
8018 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8019 building libjava and caused PR regression/20228.
8021 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8024 * Makefile.in (host_subdir): New.
8025 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8026 * configure: Regenerate.
8028 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8030 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8031 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8032 installation directory first.
8034 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8037 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8038 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8039 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8040 * config/cris/cris.md: Tweak comments referring to Q.
8041 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8042 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8043 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8044 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8045 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8046 Insert spaces in constraints to align alternatives vertically for
8048 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8051 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8053 PR rtl-optimization/17728
8054 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8055 operand 0 from general_operand to move_dest_operand.
8057 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8059 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8060 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8061 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8062 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8064 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8066 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8067 * configure: Regenerate.
8068 * libada-mk.in: Remove CC; rename
8069 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8071 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8074 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8075 for the lhs, also walk over the tree. Likewise for rhs.
8077 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8079 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8080 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8081 Do not propagate value of iv before increment over the increment.
8083 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8085 * c-parser.c: New file.
8086 * c-parse.in: Remove.
8087 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8089 (c-parser.o): Add dependencies.
8090 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8091 maintainer-clean, TAGS): Update.
8092 * c-config-lang.in (gtfiles): Update.
8093 * gengtype-lex.l: Don't handle "@@".
8094 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8095 objc_build_synchronized, objc_begin_try_stmt,
8096 objc_begin_catch_clause, objc_finish_catch_clause,
8097 objc_build_finally_clause, objc_finish_try_stmt): New.
8098 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8100 (c_parse_init): Update comment.
8101 * c-decl.c (c_init_decl_processing): Update comment.
8102 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8103 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8104 new c_declspecs members.
8106 2005-02-25 Julian Brown <julian@codesourcery.com>
8108 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8109 from being used for symbols with vague linkage when
8110 HAVE_GAS_COMDAT_GROUP is true.
8112 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8114 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8116 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8119 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8120 (LIBGCC2_HAS_DF_MODE): New.
8121 (LIBGCC2_HAS_XF_MODE): New.
8122 (LIBGCC2_HAS_TF_MODE): New.
8123 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8124 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8125 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8126 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8127 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8128 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8129 and add _fixtfdi, _fixunstfdi, _floatditf
8130 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8131 L_fixunstfdi, L_floatditf.
8132 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8133 (LIBGCC2_HAS_TF_MODE): Define.
8135 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8137 PR tree-optimization/20204
8138 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8139 REWRITE_THIS_STMT markers on PHI nodes.
8140 (rewrite_initialize_block): Likewise.
8142 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8144 * version.c (version_string): Update to 4.1.
8146 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8148 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8149 Clarify that the alternative way doesn't work in GNU C++.
8151 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8153 PR tree-optimization/19937
8154 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8155 to the type of the induction variable.
8157 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8159 PR rtl-optimization/20117
8160 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8161 the block including noncopyable insn.
8163 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8165 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8166 calls to find_reg_note.
8168 2005-02-24 Richard Henderson <rth@redhat.com>
8171 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8174 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8176 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8177 vector types if to use base reg for misaligned non-word ld/std.
8179 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8182 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8183 dwarf2 label manually and put it after, not before the prologue.
8185 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8188 * reload.c (operands_match_p): Only increment register number for
8189 SCALAR_INT_MODE_P modes in multiple hard registers.
8191 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8194 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8196 * ChangeLog.5: Fix log message typo(s).
8197 * ChangeLog.7: Likewise.
8198 * ChangeLog.tree-ssa: Likewise.
8199 * cfgexpand.c: Fix comment typo(s).
8200 * conflict.c: Likewise.
8201 * defaults.h: Likewise.
8202 * dwarf2out.c: Likewise.
8204 * ggc-page.c: Likewise.
8205 * tree-eh.c: Likewise.
8206 * tree-ssa-dom.c: Likewise.
8208 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8211 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8212 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8213 if SHARED is defined.
8216 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8217 allow splitting only if operands 0 and 3 don't overlap.
8219 2005-02-24 Richard Henderson <rth@redhat.com>
8222 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8223 (fold_builtin_1): Call them.
8224 * fold-const.c (fold_complex_mult_parts): Split out from ...
8225 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8226 (fold_complex_div_parts, fold_complex_div): New.
8228 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8230 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8232 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8233 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8235 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8236 (print_node): Likewise.
8237 Print TYPE_SIZES_GIMPLIFIED.
8239 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8241 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8242 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8243 operands as commutative in constraints.
8245 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8247 * tree-into-ssa.c: Re-organize internal functions.
8249 2005-02-24 Richard Henderson <rth@redhat.com>
8252 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8254 * common.opt (fcx-limited-range): New.
8255 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8256 * toplev.c (flag_complex_method): Initialize to 1.
8257 (process_options): Set flag_complex_method to 0 if
8258 flag_cx_limited_range.
8259 * doc/invoke.texi (-fcx-limited-range): New.
8261 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8263 * cse.c (delete_trivially_dead_insns): Speed up by using
8264 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8267 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8269 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8270 functions when -mid-shared-library is being used.
8272 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8274 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8275 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8276 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8277 * system.h: Poison LINK_LIBGCC_SPECIAL.
8279 2005-02-23 James E Wilson <wilson@specifixinc.com>
8281 * gengtype.c (note_insn_name): Make 1 element larger.
8283 2005-02-23 Roger Sayle <roger@eyesopen.com>
8286 PR rtl-optimization/20097
8287 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8288 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8290 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8292 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8293 * t-aix52 (SHLIB_INSTALL): Same.
8295 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8297 * genpreds.c: Update copyright.
8299 2005-02-23 Michael Beach <michaelb@ieee.org>
8302 * config/sparc/t-elf (startup files): Assemble with CPP.
8304 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8306 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8307 (write_predicate_expr): Likewise.
8309 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8311 PR tree-optimization/20100
8312 PR tree-optimization/20115
8313 * tree-optimize.c (init_tree_optimization_passes): Remove
8314 pass_maybe_create_global_var.
8315 * tree-pass.h (pass_maybe_create_global_var): Remove.
8316 * tree-ssa-alias.c (aliases_computed_p): Declare.
8317 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8318 (count_calls_and_maybe_create_global_var): Remove.
8319 (pass_maybe_create_global_var): Remove.
8320 (init_alias_info): Do not declare aliases_computed_p.
8321 (maybe_create_global_var): If the function contains no
8322 call-clobbered variables and a mix of pure/const and regular
8323 function calls, create .GLOBAL_VAR.
8324 Mark all call-clobbered variables for renaming.
8325 (merge_pointed_to_info): Update comment.
8326 (add_pointed_to_var): Likewise.
8327 (is_escape_site): Likewise.
8328 Accept struct alias_info * instead of size_t *.
8330 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8332 * tree-ssa-operands.c (get_call_expr_operands): If
8333 ALIASES_COMPUTED_P is false, do not add call-clobbering
8335 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8336 (delete_tree_ssa): Likewise.
8338 2005-02-22 James E Wilson <wilson@specifixinc.com>
8340 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8341 (do_compile): Do call it here.
8343 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8345 PR rtl-optimization/20017.
8346 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8347 rest_of_handle_cse2, rest_of_handle_gcse): Call
8348 delete_dead_jumptables immediately before calling cleanup_cfg.
8350 2005-02-22 Devang Patel <dpatel@apple.com>
8353 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8356 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8358 * config/rs6000/aix.h (WINT_TYPE): Define.
8360 2005-02-22 Stan Shebs <shebs@apple.com>
8362 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8363 natural alignment for 64-bit Darwin.
8364 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8366 * doc/invoke.texi: Document this.
8368 2005-02-22 DJ Delorie <dj@redhat.com>
8370 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8371 to make_[un]signed_type, not the mode itself.
8373 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8375 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8376 not available. Use tail calls wherever possible.
8377 (make_edge): Call unchecked_make_edge to create an edge.
8379 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8380 (coalesce_ssa_name): Don't check for
8381 SSANORM_USE_COALESCE_LIST.
8382 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8384 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8386 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8387 (rewrite_into_ssa): ... here.
8389 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8391 PR tree-optimization/19786
8392 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8393 tag to another's may-alias bitmap when adding to the other's list.
8395 2005-02-21 DJ Delorie <dj@redhat.com>
8397 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8398 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8399 registers in unsupported ways.
8400 * expmed.c (init_expmed): Likewise.
8402 2005-02-21 Stan Cox <scox@redhat.com>
8404 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8406 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8408 * tree-cfg.c (fold_cond_expr_cond): New.
8409 (make_edges): Call fold_cond_expr_cond.
8410 (find_taken_edge): Accept nothing but INTEGER_CST.
8411 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8413 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8415 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8416 that do not belong to any basic block.
8418 2005-02-21 Jeff Law <law@redhat.com>
8420 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8423 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8425 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8426 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8427 Adjust their definitions.
8428 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8429 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8431 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8432 genautomata.c, langhooks.c, langhooks.h, system.h,
8433 config/arm/lib1funcs.asm: Update copyright.
8435 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8437 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8439 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8442 * doc/install.texi: Document --with-gc.
8444 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8446 * simplify-rtx.c (simplify_unary_operation): Add a missing
8449 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8451 PR tree-optimization/18663
8452 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8453 if the type has variable bounds.
8455 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8457 * gcse.c: Remove an obsolete comment.
8459 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8461 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8463 * doc/extend.texi (Function Attributes) <Attribute const>: The
8464 attribute "pure" is below this text, not above.
8466 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8468 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8469 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8470 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8472 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8475 * langhooks.h (struct lang_hooks): Add to_target_charset.
8476 * langhooks.c (lhd_to_target_charset): New function.
8477 * langhooks-def.h: Declare lhd_to_target_charset.
8478 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8479 (LANG_HOOKS_INITIALIZER): Update.
8480 * c-common.c (c_common_to_target_charset): New function.
8481 * c-common.h: Declare it.
8482 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8483 c_common_to_target_charset.
8485 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8486 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8488 * system.h: Poison them.
8489 * doc/tm.texi: Don't discuss them.
8490 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8491 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8492 (pp_c_char): Do not attempt to generate letter escapes for
8494 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8495 * config/mips/mips.c (mips_output_ascii): Likewise.
8497 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8499 PR tree-optimization/19951
8500 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8503 2005-02-19 Steven Bosscher <stevenb@suse.de>
8506 * function.h (struct function): New field `max_loop_depth'.
8507 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8508 (flow_loops_find): Reset the max loop depth count before finding loops.
8509 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8510 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8511 (calculate_global_regs_live): Make sure the loop will terminate
8512 when the initial sets are not empty.
8514 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8516 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8518 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8520 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8523 * doc/invoke.texi: Remove documentation of %M spec.
8525 (init_spec): Remove %M suffix from -lgcc_s.
8526 (do_spec_1): Remove 'M' case.
8527 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8528 to put shared libraries in the multilib directory. Remove the
8529 shlib_so_soname substitution variable. Don't add a multilib encoding
8530 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8531 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8532 SHLIB_INSTALL as well as SHLIB_LINK.
8533 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8534 (SHLIB_NAME): Delete.
8535 (SHLIB_DIR): New macro.
8536 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8537 (SHLIB_INSTALL): Adjust accordingly.
8538 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8539 * config/t-slibgcc-sld: Likewise.
8540 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8541 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8542 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8544 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8545 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8546 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8547 Use @shlib_base_name@ instead of @shlib_so_name@.
8548 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8549 and @shlib_base_name@.so in @multilib_dir@.
8550 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8551 to the install path.
8552 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8553 (SHLIB_LINK): Remove previous workaround.
8554 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8555 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8556 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8558 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8559 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8560 (SHLIB_INSTALL): Adjust accordingly.
8561 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8562 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8563 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8564 config/t-slibgcc-elf-ver.
8566 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8567 Jakub Jelinek <jakub@redhat.com>
8569 PR tree-optimization/19828
8570 * tree-ssa-loop-im.c: Add a TODO comment.
8571 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8572 without side-effects.
8574 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8576 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8579 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8581 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8582 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8583 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8585 (ia64_reorg): Delete fixup_errata call.
8586 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8587 (TARGET_SWITCHES): Delete -mb-step entry.
8589 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8592 * c-typeck.c (composite_type): Handle quals in transparent unions.
8593 (type_lists_compatible_p): Likewise.
8595 2005-02-18 Stan Shebs <shebs@apple.com>
8597 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8598 expressions in the .literal8 section.
8600 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8602 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8604 2005-02-18 Roger Sayle <roger@eyesopen.com>
8606 * fold-const.c (constant_boolean_node): Always create values of the
8607 specified type, don't bother calling truthvalue_conversion.
8609 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8611 * except.c (output_function_exception_table): Call
8612 assemble_external_libcall (eh_personality_libfunc).
8614 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8617 * config/ia64/ia64.h (struct machine_function): Add state_num.
8618 * config/ia64/ia64.c (process_epilogue,
8619 process_for_unwind_directive): Use new unwind state numbers each
8620 time rather than state 1.
8622 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8625 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8626 before the "*llgt_didi" pattern.
8628 2005-02-18 Jason Merrill <jason@redhat.com>
8630 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8632 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8634 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8635 (div0): Use it in place of ARM_FUNC_ALIAS.
8636 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8638 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8641 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
8642 access, the lower bound of the array type if it exists.
8644 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8647 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8648 cases that are out-of-range for the index type.
8650 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8652 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
8653 (estimate_case_costs): Don't call convert.
8654 * expmed.c (expand_shift): Likewise.
8655 (make_tree): Call fold_convert instead of convert.
8657 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8660 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8661 that ref to be marked MEM_READONLY_P doesn't have base that needs
8664 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8666 * genautomata.c (output_get_cpu_unit_code_func,
8667 output_cpu_unit_reservation_p): Don't generate old-style function
8670 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8673 PR tree-optimization/20009
8674 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8676 PR tree-optimization/18947
8677 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8678 inline, remove all nodes that are inlined into the extern inline
8681 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8683 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8684 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8685 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8686 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8689 2005-02-17 Roger Sayle <roger@eyesopen.com>
8691 PR tree-optimization/19917
8692 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8693 to be potentially trapping.
8695 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8697 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8699 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8701 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8702 tem becomes a local variable which is set to the value of the
8703 back end defined INITIAL_FRAME_ADDRESS macro.
8704 (expand_builtin_frame_address): Omit the base parameter to
8705 expand_builtin_return_addr.
8706 (expand_builtin_profile_func): Likewise.
8707 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8708 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8709 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8711 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8713 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8714 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8715 * config/frv/frv.c (frv_function_epilogue): Likewise.
8717 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8719 * lambda-code (perfect_nestify): Remove mark/unmark
8721 * tree-loop-linear.c (linear_transform_loops): Add
8722 rewrite_into_ssa call so that ssa is correct for
8723 rewriting into loop closed.
8725 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8727 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8728 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8730 * bt-load.c (btr_def_live_range, combine_btr_defs,
8731 migrate_btr_def, migrate_btr_defs): Likewise.
8732 * cfgcleanup.c (thread_jump): Likewise.
8733 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8734 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8735 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8736 df_rd_local_compute, df_reg_info_compute): Likewise.
8737 * dominance.c (init_dom_info, free_dom_info): Likewise.
8738 * flow.c (init_propagate_block_info,
8739 free_propagate_block_info): Likewise.
8740 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8741 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8742 modify_reg_pav): Likewise.
8743 * loop-invariant.c (find_defs, find_invariant_insn,
8744 find_invariants, free_inv_motion_data): Likewise.
8745 * predict.c (tree_predict_by_opcode,
8746 estimate_bb_frequencies): Likewise.
8747 * stmt.c (expand_case): Likewise.
8748 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8749 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8750 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8751 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8752 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8753 rewrite_ssa_into_ssa): Likewise.
8754 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8755 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8756 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8757 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8758 * tree-sra.c (tree_sra): Likewise.
8759 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8760 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8761 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8762 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8763 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8764 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8766 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8767 calculate_live_on_entry, calculate_live_on_exit,
8768 build_tree_conflict_graph): Likewise.
8769 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8770 record_important_candidates, set_use_iv_cost, find_depends,
8771 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8772 tree_ssa_iv_optimize_finalize): Likewise.
8773 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8774 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8775 tree_duplicate_loop_to_header_edge): Likewise.
8776 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8777 * tree-ssa.c (verify_flow_insensitive_alias_info,
8778 verify_name_tags, verify_ssa, init_tree_ssa,
8779 delete_tree_ssa): Likewise.
8780 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8781 fini_ssanames): Likewise.
8782 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8784 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8786 * config/rs6000/t-rtems: Completely reworked.
8788 2005-02-17 Ira Rosen <irar@il.ibm.com>
8790 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8792 2005-02-17 Ira Rosen <irar@il.ibm.com>
8794 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8795 POINTER_TYPE_P when checking that type is a pointer.
8796 (vect_get_memtag): Remove.
8797 (vect_address_analysis): Use POINTER_TYPE_P. Call
8798 vect_object_analysis with dummy parameter for memtag.
8799 (vect_object_analysis): Extract memtag (functionality that
8800 used to be in vect_get_memtag and moved here). Fix printings.
8801 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8802 with correct parameters. Remove call to vect_get_memtag.
8804 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8806 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8807 (tree-vectorizer.o): Added missing dependencies.
8809 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8811 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8812 declaration in tree-vectorizer.c, now has an extern declaration in
8814 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8815 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8816 get_vectype_for_scalar_type, vect_is_simple_use,
8817 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8818 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8819 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8820 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8821 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8822 find_loop_location): Likewise.
8824 * tree-vectorizer.c (langhooks.h): #include removed.
8825 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8826 moved to tree-vectorized.h.
8827 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8828 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8829 get_vectype_for_scalar_type, vect_is_simple_use,
8830 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8831 vect_supportable_dr_alignment, new_loop_vec_info,
8832 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8833 vect_set_verbosity_level, find_loop_location): Likewise.
8835 (vect_analyze_loop): Function externalized. Declaration moved to
8836 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8837 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8838 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8839 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8840 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8841 vect_enhance_data_refs_alignment, vect_analyze_operations,
8842 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8843 vect_stmt_relevant_p, vect_get_loop_niters,
8844 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8845 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8846 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8847 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8848 vect_get_memtag): Likewise.
8850 (vectorizable_load): Function externalized. Declaration moved to
8851 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8852 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8853 vect_transform_loop): Likewise.
8854 (vect_transform_stmt): Moved to tree-vect-transform.c.
8855 (vect_align_data_ref, vect_create_destination_var,
8856 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8857 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8858 vect_get_vec_def_for_operand, vect_init_vector,
8859 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8860 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8861 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8862 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8863 vect_do_peeling_for_loop_bound): Likewise.
8865 * tree-vect-analyze.c: New file.
8866 * tree-vect-transform.c: New file.
8868 2005-02-17 Jason Merrill <jason@redhat.com>
8870 PR mudflap/19319, c++/19317
8871 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8874 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8876 * doc/install.texi (Specific): Update link for Darwin-specific
8879 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8881 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8882 constant_boolean_node.
8884 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8887 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8888 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8890 2005-02-16 Richard Henderson <rth@redhat.com>
8893 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8895 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8896 replace uses with Wtype_MAXp1_F.
8897 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8898 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8899 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8900 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8901 and HAVE_TFMODE as appropriate.
8902 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8903 (__floatdisf): Likewise.
8904 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8905 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8906 (Wtype_MAXp1_F): New.
8907 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8908 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8910 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8913 * arm.c (arm_apply_result_size): New function.
8914 * arm.h (APPLY_RESULT_SIZE): Define.
8915 * arm-protos.h (arm_apply_result_size): Add prototype.
8916 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8917 (movxf): New expand.
8918 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8919 (call_value_symbol): Remove predicate for operand 0.
8920 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8921 (untyped_call): Rework to correclty return values for any type.
8922 (untyped_return): New expand.
8923 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8925 2005-02-16 Stan Shebs <shebs@apple.com>
8927 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8928 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8930 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8932 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8933 configure settings on Solaris 7 and later.
8935 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8937 PR tree-optimization/19865
8938 * tree-optimize.c (init_tree_optimization_passes): Run
8939 pass_may_alias after pass_sra.
8941 2005-02-16 Richard Henderson <rth@redhat.com>
8942 Stuart Hastings <stuart@apple.com>
8945 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8946 Do nothing if debug info suppressed for this function.
8947 (dbxout_begin_function): Early exit if debug info suppressed for
8950 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8953 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8955 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8957 PR tree-optimization/19967
8958 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8959 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8960 argument TYPE. Adjust calls to fold_builtin_XXX.
8961 (expand_builtin, fold_builtin_1): Adjust calls to
8963 (fold_builtin_strchr, fold_builtin_strpbrk,
8964 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8965 result to a requested type TYPE.
8967 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8970 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8971 (T)x & (T)cst if (T)cst overflows.
8972 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8973 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8975 2005-02-15 Jeff Law <law@redhat.com>
8977 * gcse.c (blocks_with_calls): New bitmap.
8978 (alloc_gcse_mem): Allocate it.
8979 (free_gcse_mem): Free it.
8980 (clear_modifY_mem_tables): Clear it.
8981 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8982 when we encounter CALL_INSNs.
8983 (compute_transp, case MEM): Handle blocks with calls separate
8984 from blocks without calls. Use bitmap iterators rather than
8987 2005-02-15 Peter O'Gorman <peter@pogma.com>
8990 * mklibgcc.in (vis_hide): Use a temporary object file, not
8993 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8996 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8997 access optimization.
8999 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9000 Alan Modra <amodra@bigpond.net.au>
9003 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9004 (_xlqsub): Rename to __gcc_qsub.
9005 (_xlqmul): Rename to __gcc_qmul.
9006 (_xlqdiv): Rename to __gcc_qdiv.
9007 Provide versioned symbol aliases with old names.
9008 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9009 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9010 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9011 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9012 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9014 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9016 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9017 Fold ~(A - 1) and ~(A + -1) to -A.
9019 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9023 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9024 config/pa/pa-host.c:pa_gt_pch_use_address.
9026 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9028 * tree-vn.c (get_value_handle): Make sure that given an
9029 is_gimple_min_invariant expression, we always return it.
9031 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9033 * passes.c (rest_of_handle_gcse): Fix a comment.
9035 2005-02-15 Jeff Law <law@redhat.com>
9037 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9039 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9040 (canon_list_insert, record_last_mem_set_info): Similarly.
9041 (clear_modify_mem_tables): Similarly.
9043 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9045 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9046 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9047 config/mips/mips.md, config/rs6000/aix.h,
9048 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9050 2005-02-15 Richard Henderson <rth@redhat.com>
9052 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9053 call to be best_edge.
9055 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9057 * basic-block.h: Adjust the prototype for find_basic_blocks.
9058 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9059 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9062 * flow.c (recompute_reg_usage): Remove all arguments.
9063 * passes.c (rest_of_compilation): Adjust the call to
9064 recompute_reg_usage.
9065 * rtl.h: Adjust the prototype for recompute_reg_usage.
9067 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9069 * tree-dump.c (dump_files): Update to reflect new member
9071 (dump_register): Add new argument.
9073 (dump_switch_p_1): Check against glob name if doglob was passed.
9074 (dump_switch_p): Check against regular first, then glob if
9075 we didn't have any hits on the dump name.
9076 * tree-optimize.c (register_one_dump_file):
9077 Pass in glob name as well.
9078 * tree-pass.h (struct dump_file_info): Add glob
9081 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9083 PR preprocessor/16323
9084 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9086 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9089 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9090 (trunctfdf2_internal1): New.
9091 (trunctfdf2_internal2): Renamed from trunctfdf2.
9093 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9095 PR tree-optimization/19853
9096 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9098 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9100 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9101 delete_dead_jumptables and cleanup_cfg.
9103 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9105 * reload.c (find_reloads): Swap address_reloaded flags when
9106 swapping commutative operands.
9108 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9110 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9111 Use standard_iv_increment_position for computing the bsi position
9113 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9116 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9119 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9120 life range of hard registers.
9121 * value-prof.c (insn_prefetch_values_to_profile): Only
9124 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9125 profile in libcalls.
9127 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9129 * bitmap.h (bitmap_and_compl_into): Return bool.
9130 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9132 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9134 PR tree-optimization/19944
9135 * fold-const.c (fold): Re-add ABS_EXPR folding.
9137 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9140 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9141 {TARGET,MASK}_XL_COMPAT.
9142 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9144 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9145 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9147 (rs6000_arg_partial_bytes): Same.
9148 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9149 and XL compatibility enabled.
9150 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9151 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9152 test to final condition.
9153 (cmptf_internal2): New.
9154 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9155 xl-compat. Add TFmode information to description.
9157 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9159 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9161 2005-02-13 Jason Merrill <jason@redhat.com>
9164 * fold-const.c (fold_indirect_ref_1): Split out from...
9165 (build_fold_indirect_ref): Here.
9166 (fold_indirect_ref): New fn.
9167 * tree.h: Declare it.
9168 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9169 (gimplify_modify_expr_rhs): Likewise.
9170 (gimplify_expr): Likewise.
9172 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9174 PR tree-optimization/14303
9175 PR tree-optimization/15784
9176 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9177 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9178 ABS_EXPR<x> != 0 to x != 0.
9180 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9182 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9183 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9184 spelling conventions.
9186 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9187 delete_trivially_dead_insns too many times.
9189 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9192 2005-02-12 Ira Rosen <irar@il.ibm.com>
9194 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9195 (vect_is_simple_iv_evolution): Remove redundant parameter
9197 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9198 without last parameter.
9199 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9200 Return pointer step. Call vect_is_simple_iv_evolution without
9201 last parameter. Check only that the step is multiple of size
9202 type. Remove stmt_vinfo updates.
9203 (vect_get_memtag_and_dr): Remove.
9204 (vect_get_memtag): New function.
9205 (vect_address_analysis): New function.
9206 (vect_object_analysis): New function.
9207 (vect_analyze_data_refs): Call vect_object_analysis and
9208 vect_get_memtag. Update stmt_vinfo fields.
9210 2005-02-12 Ira Rosen <irar@il.ibm.com>
9212 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9213 exist and are objects. Remove checks for pointer.
9214 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9215 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9216 (vect_create_data_ref_ptr): Likewise.
9217 (vect_base_addr_differ_p): New function.
9218 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9219 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9220 Don't set the DR_BASE_NAME field of data-ref.
9221 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9223 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9225 * optabs.h (enum optab_index): Add new OTI_ldexp.
9226 (ldexp_optab): Define corresponding macro.
9227 * optabs.c (init_optabs): Initialize ldexp_optab.
9228 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9230 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9232 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9233 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9235 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9236 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9239 2005-02-12 Ira Rosen <irar@il.ibm.com>
9241 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9243 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9245 (vect_get_base_and_offset): Always return an address.
9246 (vect_create_addr_base_for_vector_ref): Remove treatment for
9247 different data reference types.
9248 (vect_compute_data_ref_alignment): Rename base to base_address in
9249 stmt_vec_info. Get the object in order to force its alignment.
9250 (vect_get_memtag_and_dr): Rename base to base_address in
9251 stmt_vec_info. Extract the object for memtag analysis.
9253 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9255 PR regression/19898.
9256 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9257 changes cc_status, use apply modified_in_p to part of cc_status
9258 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9261 2005-02-11 Richard Henderson <rth@redhat.com>
9263 * tree-complex.c (expand_complex_libcall): New.
9264 (expand_complex_multiplication): Use it for c99 compliance.
9265 (expand_complex_division): Likewise.
9266 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9268 * builtins.c (built_in_names): Remove const.
9269 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9271 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9272 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9273 (built_in_names): Remove const.
9274 * c-common.c (c_common_type_for_mode): Handle complex modes.
9275 * flags.h, toplev.c (flag_complex_method): Rename from
9276 flag_complex_divide_method.
9277 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9278 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9279 * libgcc2.h: Declare them.
9280 * libgcc-std.ver: Export them.
9281 * mklibgcc.in (lib2funcs): Build them.
9283 2005-02-11 Steven Bosscher <stevenb@suse.de>
9285 PR tree-optimization/19876
9286 Partially revert my change from 2005-01-14
9287 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9288 (compute_antic): ...and remove the loop here.
9290 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9293 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9294 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9296 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9297 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9299 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9301 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9302 offsets for the big-endian 32-bit case.
9304 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9306 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9308 2005-02-11 Dale Johannesen <dalej@apple.com>
9310 * cselib.c (cselib_process_insn): Clear out regs where
9311 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9312 * reload.c (find_equiv_reg): Ditto.
9314 2005-02-11 Ian Lance Taylor <ian@airs.com>
9316 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9319 * tree.c (build_function_type_list): Work correctly if there are
9322 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9324 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9325 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9326 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9327 TARGET_ZARCH instead of TARGET_64BIT.
9329 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9331 * config/rs6000/t-rtems:
9332 (MULTILIB_OPTIONS): Remove mcpu=602.
9333 (MUTLILIB_DIRNAMES): Remove m602.
9334 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9335 Let mcpu=602 match mcpu=603.
9336 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9338 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9340 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9343 2005-02-10 David Daney <ddaney@avtrex.com>
9345 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9346 * config/i386/linux-unwind.h: Likewise.
9347 * config/ia64/linux-unwind.h: Likewise.
9348 * config/mips/linux-unwind.h: Likewise.
9349 * config/pa/linux-unwind.h: Likewise.
9350 * config/rs6000/linux-unwind.h: Likewise.
9351 * config/s390/linux-unwind.h: Likewise.
9352 * config/sh/linux-unwind.h: Likewise.
9353 * config/sparc/linux-unwind.h: Likewise.
9355 2005-02-10 Steven Bosscher <stevenb@suse.de>
9357 PR tree-optimization/17549
9358 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9359 TER to replace a DEF with its expression if the DEF and the
9360 rhs of the expression we replace into have the same root
9363 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9365 * config/mips/mips.md: Fix the placement of the match_scratch in the
9368 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9370 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9373 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9375 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9376 (strip_offset): Handle addresses.
9377 (add_address_candidates): Use strip_offset.
9378 (difference_cost): Reflect strip_offset change.
9379 (force_var_cost, difference_cost): Strip nops.
9381 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9383 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9385 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9386 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9387 config/cris/cris-protos.h, config/cris/cris.c: Update
9390 2005-02-10 Jeff Law <law@redhat.com>
9392 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9393 (lookup_avail_expr): Similarly.
9395 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9397 * builtins.c (fold_builtin_powi): New function.
9398 (fold_builtin_1): Call it.
9400 2005-02-10 Steven Bosscher <stevenb@suse.de>
9402 PR documentation/19309
9403 * doc/cpp.texi: The __GNUC__ and related predefined macros
9404 are also defined for the "standalone" cpp.
9405 Some non-GCC compilers may also define __GNUC__.
9407 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9410 * c-typeck.c (common_type): New routine. Old common_type renamed
9412 (c_common_type): ...this.
9413 (build_conditional_expr, build_binary_op): Use c_common_type instead
9416 2005-02-10 Steven Bosscher <stevenb@suse.de>
9418 * doc/md.texi: Replace @samp{length} with @code{length}.
9420 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9422 PR tree-optimization/18687
9423 * tree-flow.h (find_loop_niter): Declare.
9424 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9425 Try using scev even for loops with more than one exit.
9426 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9427 (struct ivopts_data): Added niters field.
9428 (struct nfe_cache_elt): New.
9429 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9431 (tree_ssa_iv_optimize_init): Initialize niters cache.
9432 (determine_number_of_iterations): Removed.
9433 (find_induction_variables): Do not call determine_number_of_iterations.
9434 Access niters for single exit through niter_for_single_dom_exit.
9435 (add_iv_outer_candidates): Access niters for single exit through
9436 niter_for_single_dom_exit.
9437 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9438 number_of_iterations_cond.
9439 (iv_period): New function.
9440 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9441 (may_replace_final_value): Take data argument. Use
9442 niter_for_single_dom_exit.
9443 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9444 (rewrite_use_compare): Pass data to may_eliminate_iv.
9445 (rewrite_use_outer): Pass data to may_replace_final_value.
9446 (free_loop_data): Clean up the niters cache.
9447 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9448 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9449 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9450 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9451 (num_ending_zeros): Moved to tree.c.
9452 * tree.h (num_ending_zeros): Declare.
9453 * tree.c (num_ending_zeros): Moved from tree.c.
9455 2005-02-09 Richard Henderson <rth@redhat.com>
9457 * builtins.c (DEF_BUILTIN): Add COND argument.
9458 * tree.h (DEF_BUILTIN): Likewise.
9459 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9460 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9462 (DEF_BUILTIN_STUB): New.
9463 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9464 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9465 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9466 * c-common.c (DEF_BUILTIN): Add COND argument.
9467 * tree.c (local_define_builtin): New.
9468 (build_common_builtin_nodes): New.
9470 2005-02-09 Roger Sayle <roger@eyesopen.com>
9472 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9473 floating point expression ignoring the sign of the result.
9474 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9475 (fold) <MULT_EXPR>: Use it to simplify x*x.
9476 * tree.h (fold_strip_sign_ops): Prototype here.
9477 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9478 argument. Use fold_strip_sign_ops to simplify the first argument.
9479 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9480 first argument when the second argument is an even integer
9481 constant, but only with -funsafe_math_optimizations.
9482 (fold_builtin_1): Update call to fold_builtin_copysign.
9484 2005-02-09 Ian Lance Taylor <ian@airs.com>
9487 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9488 just check whether EH_FILTER_FAILURE falls through.
9490 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9492 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9493 insns return to ready list in the next turn.
9495 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9498 * builtins.def: New __builtin_powi[lf].
9499 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9500 (expand_builtin_powi): New function.
9501 (expand_builtin): Dispatch to expand_builtin_powi.
9502 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9503 * libgcc2.c: Add __builtin_powi[lf] implementation.
9504 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9505 * optabs.h: Add powi_optab.
9506 * optabs.c (init_optabs): Initialize powi_optab.
9507 * doc/extend.texi: Document __builtin_powi[lf].
9509 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9511 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9514 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9517 * fold-const.c (try_move_mult_to_index): Remove redundant
9518 type argument. Create ADDR_EXPR with correct type.
9519 (fold): Update callers of try_move_mult_to_index. Convert
9520 result to the appropriate type.
9522 2005-02-09 Roger Sayle <roger@eyesopen.com>
9525 * config/avr/avr.c (default_rtx_costs): Delete.
9526 (avr_operand_rtx_cost): New function.
9527 (avr_rtx_costs): Completely rewrite.
9529 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9532 * config/cris/cris.c (in_code): New variable.
9533 (cris_output_addr_const): Now a static function, a wrapper for
9535 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9536 case from old cris_output_addr_const.
9537 (cris_asm_output_label_ref): Similar for LABEL_REF.
9538 (cris_output_addr_const_extra): Similar for UNSPEC.
9539 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9540 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9541 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9543 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9544 (cris_asm_output_label_ref): Declare.
9546 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9548 PR preprocessor/19801
9549 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9550 filenames that changed when libcpp was moved to the toplevel.
9552 2005-02-07 Roger Sayle <roger@eyesopen.com>
9554 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9555 zero extensions of BImode operands. Call lowpart_subreg instead
9556 of gen_lowpart_common and gen_lowpart_SUBREG.
9558 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9561 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9562 * configure.ac: Set cc_for_cross_gnattools.
9563 * configure: Regenerate.
9565 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9568 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9570 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9573 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9574 of nested functions.
9576 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9578 * doc/extend.texi: Document deprecated extensions allowing
9579 static floating-point members to have initializers and allowing
9580 floating-point literals in integral constant expressions.
9582 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9584 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9585 config/darwin7.h, config/mips/mips.c,
9586 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9589 * cse.c: Update comments.
9591 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9594 * builtins.c (fold_builtin_sqrt): Transform
9595 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9598 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9599 Dorit Naishlos <dorit@il.ibm.com>
9601 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9602 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9603 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9605 * tree.h (vect_set_verbosity_level): New extern function declaration
9607 * tree-vectorizer.h (verbosity_levels): New enum type.
9608 * tree-vectorizer.c (vect_debug_stats): Function removed.
9609 (vect_debug_details): Likewise.
9610 (vect_verbosity_level): Global variable was defined and initialized.
9611 (vect_dump): Global variable definition.
9612 (vect_print_dump_info): New function.
9613 (vect_set_dump_settings): New function.
9614 (vect_set_verbosity_level): New function.
9615 (vectorize_loops): Add call to vect_set_dump_settings.
9617 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9618 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9619 (slpeel_tree_peel_loop_to_edge): Likewise.
9621 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9622 appropriate verbosity level instead of call to vect_debug_details
9623 or vect_debug_stats.
9624 (vect_get_base_and_offset):
9625 (vect_create_addr_base_for_vector_ref):
9626 (get_vectype_for_scalar_type):
9627 (vect_create_data_ref_ptr):
9629 (vect_get_vec_def_for_operand):
9630 (vect_finish_stmt_generation):
9631 (vectorizable_assignment):
9632 (vectorizable_operation):
9633 (vectorizable_store):
9634 (vectorizable_load):
9635 (vect_transform_stmt):
9636 (vect_update_ivs_after_vectorizer):
9637 (vect_do_peeling_for_loop_bound):
9638 (vect_update_inits_of_drs):
9639 (vect_do_peeling_for_alignment):
9640 (vect_transform_loop):
9641 (vect_is_simple_use):
9642 (vect_analyze_operations):
9643 (vect_is_simple_iv_evolution):
9644 (vect_analyze_scalar_cycles):
9645 (vect_analyze_data_ref_dependence):
9646 (vect_analyze_data_ref_dependences):
9647 (vect_compute_data_ref_alignment):
9648 (vect_enhance_data_refs_alignment):
9649 (vect_analyze_data_refs_alignment):
9650 (vect_analyze_data_ref_access):
9651 (vect_analyze_data_ref_accesses):
9652 (vect_analyze_pointer_ref_access):
9653 (vect_get_memtag_and_dr):
9654 (vect_analyze_data_refs):
9655 (vect_mark_relevant):
9656 (vect_stmt_relevant_p):
9657 (vect_mark_stmts_to_be_vectorized):
9658 (vect_can_advance_ivs_p):
9659 (vect_get_loop_niters):
9660 (vect_analyze_loop_form):
9661 (vect_analyze_loop):
9662 (vectorize_loops): Likewise.
9664 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9665 (vect_update_inits_of_drs):
9666 (vect_do_peeling_for_alignment):
9667 (vect_transform_loop):
9668 (vect_analyze_operations):
9669 (vect_analyze_scalar_cycles):
9670 (vect_analyze_data_ref_dependences):
9671 (vect_analyze_data_refs_alignment):
9672 (vect_analyze_data_ref_accesses):
9673 (vect_analyze_data_refs):
9674 (vect_mark_stmts_to_be_vectorized):
9675 (vect_get_loop_niters):
9676 (vect_analyze_loop_form):
9677 (vect_analyze_loop): Likewise.
9678 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9680 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9684 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9685 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9686 either -ffast-math or -funsafe-math-optimizations is in use.
9688 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9689 * config/mips/irix-csr.c: New file.
9690 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9691 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9692 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9695 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9697 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9698 redundant, incorrect definitions.
9700 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9702 ("*tls_indirect_call"): New, reference hard regs directly.
9703 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9705 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9707 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9708 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9710 2005-02-06 Roger Sayle <roger@eyesopen.com>
9712 PR rtl-optimization/19800
9713 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9714 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9717 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9719 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9721 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9724 * doc/invoke.texi: Correct documentation of -freorder-functions.
9726 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9729 * doc/invoke.texi: Don't mention gccbug.
9731 2005-02-06 Roger Sayle <roger@eyesopen.com>
9732 Andrew Pinski <pinskia@physics.uc.edu>
9733 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9735 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9736 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9737 into just (zero_extract:SI FOO (const_int 1) BAR).
9739 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9741 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9742 macro locally. Don't give last revision date. Use GCC version
9743 number from gcc-common.texi.
9744 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9745 revision date. Use GCC version number from gcc-common.texi.
9746 Describe being a library as current state rather than as 3.x
9748 * doc/gcc.texi: Remove last update date.
9749 * doc/gccint.texi: Likewise. Update copyright dates.
9750 * doc/install.texi: Update copyright dates.
9752 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9755 * doc/invoke.texi: Mention for each option included in -Wall that
9756 it is included in -Wall.
9757 * doc/gcc.texi: Update copyright and last modification date.
9759 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9761 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9762 unnecessary cast to original induction variable increments.
9764 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9766 PR tree-optimization/18219
9767 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9768 in distributed form.
9770 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9772 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9773 Set bitpos and offset later in the function. Do nothing if the
9774 target is a register and if the bitfield lies completely outside
9776 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9777 here. Return an uninitialised register if the source value is stored
9778 in a register and the bitfield lies completely outside that register.
9780 2005-02-06 Steven Bosscher <stevenb@suse.de>
9782 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9785 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9787 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9789 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9791 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9792 * config/darwin8.h: New.
9793 * config/darwin7.h: Update comment.
9795 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9796 Dorit Naishlos <dorit@il.ibm.com>
9798 * tree-vectorizer.h (LOC): New type.
9799 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9800 (loop_line_number): New field in struct _loop_vec_info.
9801 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9803 * tree-vectorizer.c (input.h): Included.
9804 (find_loop_location): New function.
9805 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9806 loop line number removed.
9807 (vect_debug_details): Likewise.
9808 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9810 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9811 call to vect_debug_details/stats changed from loop to loop_loc.
9812 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9813 (slpeel_tree_peel_loop_to_edge): Likewise.
9815 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9816 changed from NULL to UNKNOWN_LOC.
9817 (vect_get_base_and_offset):
9818 (vect_create_addr_base_for_vector_ref):
9819 (get_vectype_for_scalar_type):
9820 (vect_create_data_ref_ptr):
9822 (vect_get_vec_def_for_operand):
9823 (vect_finish_stmt_generation):
9824 (vectorizable_assignment):
9825 (vectorizable_operation):
9826 (vectorizable_store):
9827 (vectorizable_load):
9828 (vect_transform_stmt):
9829 (vect_update_ivs_after_vectorizer):
9830 (vect_do_peeling_for_loop_bound):
9831 (vect_do_peeling_for_alignment):
9832 (vect_transform_loop):
9833 (vect_is_simple_use):
9834 (vect_analyze_operations):
9835 (vect_is_simple_iv_evolution):
9836 (vect_analyze_scalar_cycles):
9837 (vect_analyze_data_ref_dependences):
9838 (vect_compute_data_ref_alignment):
9839 (vect_enhance_data_refs_alignment):
9840 (vect_analyze_data_ref_access):
9841 (vect_analyze_data_ref_accesses):
9842 (vect_analyze_pointer_ref_access):
9843 (vect_get_memtag_and_dr):
9844 (vect_analyze_data_refs):
9845 (vect_mark_relevant):
9846 (vect_stmt_relevant_p):
9847 (vect_mark_stmts_to_be_vectorized):
9848 (vect_can_advance_ivs_p):
9849 (vect_get_loop_niters):
9850 (vect_analyze_loop):
9851 (vectorize_loops): Likewise.
9853 (vectorizable_load): Argument in call to vect_debug_details/stats
9854 changed from loop to LOOP_LOC (loop_vinfo).
9855 (vect_transform_loop):
9856 (vect_analyze_operations):
9857 (vect_analyze_scalar_cycles):
9858 (vect_analyze_data_ref_dependence):
9859 (vect_enhance_data_refs_alignment):
9860 (vect_analyze_data_ref_accesses):
9861 (vect_analyze_pointer_ref_access):
9862 (vect_analyze_data_refs):
9863 (vect_analyze_loop): Likewise.
9865 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9866 changed from loop to loop_loc.
9868 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9870 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9871 Dorit Naishlos <dorit@il.ibm.com>
9873 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9875 (vect_analyze_data_ref_dependences): Likewise.
9877 (vect_is_simple_use): Argument changed from loop structure to
9878 loop_vect_info structure.
9879 (vect_can_advance_ivs_p): Likewise.
9880 (vect_create_index_for_vector_ref): Likewise.
9881 (vect_update_ivs_after_vectorizer): Likewise.
9882 (new_stmt_vec_info): Likewise.
9884 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9885 changed from loop to loop_vinfo.
9886 (vect_create_data_ref_ptr): First argument in call to
9887 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9888 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9889 was changed from loop to loop_vinfo.
9890 (vectorizable_operation): Likewise.
9891 (vectorizable_store): Likewise.
9892 (vect_mark_stmts_to_be_vectorized): Likewise.
9893 (vect_do_peeling_for_loop_bound): First argument in call to
9894 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9895 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9896 was changed from loop to loop_vinfo.
9897 (vect_analyze_data_ref_dependences): Third argument in call to
9898 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9900 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9901 (vect_create_data_ref_ptr): Likewise.
9902 (vect_init_vector): Likewise.
9903 (vect_get_vec_def_for_operand): Likewise.
9904 (vectorizable_assignment): Likewise.
9905 (vectorizable_operation): Likewise.
9906 (vectorizable_store): Likewise.
9907 (vectorizable_load): Likewise.
9908 (vect_update_ivs_after_vectorizer): Likewise.
9909 (vect_is_simple_use): Likewise.
9910 (vect_analyze_data_ref_dependence): Likewise.
9911 (vect_analyze_pointer_ref_access): Likewise.
9912 (vect_can_advance_ivs_p): Likewise.
9914 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9915 before _stmt_vec_info.
9916 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9917 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9918 (new_stmt_vec_info): Argument changed from loop structure to
9919 loop_vect_info structure
9921 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9922 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9923 (vect_create_addr_base_for_vector_ref): Likewise.
9924 (vect_analyze_pointer_ref_access): Likewise.
9926 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9929 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9930 phi flag if the phi is abnormal.
9932 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9935 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9936 information for the new statement.
9938 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9941 * gcc.c (main): Include the target in -v output.
9943 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9945 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9946 Do not drop the extend if we'd have to add a paradoxical subreg
9947 later. Include optabs.h and insn-codes.h.
9948 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9950 2005-02-02 Roger Sayle <roger@eyesopen.com>
9953 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9954 * fold-const.c (const_binop): Avoid constant folding floating
9955 point operations in modes that use composite representations.
9956 * simplify-rtx.c (simplify_binary_operation): Likewise.
9958 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9960 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9962 (altivec_dstt): Likewise.
9963 (altivec_dstst): Likewise.
9964 (altivec_dststt): Likewise.
9965 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9968 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9970 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9971 EXPR_LOCUS from orig_cond to the new cond_stmt.
9972 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9975 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9977 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9978 standard_iv_increment_position. Remove call to bsi_next
9979 (no need to bump the iterator anymore).
9980 (vect_create_index_for_vector_ref): Call
9981 standard_iv_increment_position. Remove second function argument.
9982 (vect_finish_stmt_generation): Remove call to bsi_next
9983 (no need to bump the iterator anymore).
9984 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9985 to vect_create_index_for_vector_ref.
9987 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9989 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9990 phis are used out of the loop.
9992 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9995 * c-decl.c (undef_nested_function): New variable.
9996 (pop_scope): Diagnose undefined nested functions.
9997 (finish_function): Don't attempt cgraph processing or genericizing
9998 if current top-level function contained an undefined nested
9999 function. Reset undef_nested_function at the end of a top-level
10002 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10004 * tree.c (build_int_cst_type): Take sign of the value into account
10005 when deciding whether sign extend the value.
10007 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10010 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10011 (cpp_options, cc1_options): Change %{std*&ansi} to
10012 %{std*&ansi&trigraphs}.
10014 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10016 * cse.c: Update comments.
10018 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10020 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10021 arguments go on the stack. Do not put complex doubles in odd/even
10024 2005-02-02 Steven Bosscher <stevenb@suse.de>
10026 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10027 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10028 -ftree-pre, and -fthread-jumps.
10030 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10032 PR tree-optimization/19578
10033 * tree-flow.h (modified_noreturn_calls): Declare.
10034 (noreturn_call_p): Declare.
10035 * tree-flow-inline.h (noreturn_call_p): New function.
10036 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10037 * tree-cfg.c (modified_noreturn_calls): New variable.
10038 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10039 that contain a mid-block noreturn call.
10040 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10042 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10044 * df.c (df_def_record_1, df_uses_record): Don't use
10046 * df.h (DF_FOR_REGALLOC): Remove.
10048 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10051 * c-typeck.c (really_start_incremental_init): Reset
10052 constructor_max_index for arrays of incomplete type.
10054 2005-02-02 Jeff Law <law@redhat.com>
10056 * gcse.c (struct reg_set): Store the block index where the register
10057 was set rather than the setting insn.
10058 (record_one_set, compute_transp): Corresponding changes.
10059 (pre_insert_copy_insn): Do not call replace_one_set.
10060 (replace_one_set): Remove.
10062 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10065 * doc/gcov.texi: Fix typo.
10067 2005-02-01 Richard Henderson <rth@redhat.com
10070 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10071 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10073 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10074 * config/i386/i386-protos.h: Update.
10076 2005-02-01 Steven Bosscher <stevenb@suse.de>
10078 PR tree-optimization/19217
10079 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10080 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10081 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10082 that it is walking a PHI node.
10084 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10086 * doc/extend.texi (Nested Functions): Update.
10088 2005-02-01 Richard Henderson <rth@redhat.com>
10091 * optabs.c (expand_copysign_absneg): Export.
10092 * optabs.h (expand_copysign_absneg): Declare.
10093 * config/rs6000/rs6000.md (copysigntf3): New.
10095 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10097 PR tree-optimization/19633
10098 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10099 * tree-ssa-alias.c (init_alias_info): Initialize.
10100 (merge_pointed_to_info): Set.
10101 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10102 (dump_points_to_info_for): Show value of pt_null.
10103 (struct count_ptr_d): Declare.
10104 (find_ptr_dereference): Remove.
10105 (ptr_is_dereferenced_by): Remove.
10106 (count_ptr_derefs): New local function.
10107 (count_uses_and_derefs): New local function.
10108 (compute_points_to_and_addr_escape): Call it. If the number
10109 of dereferences is greater than zero, mark the pointer as
10110 dereferenced. If there are fewer dereferences than uses of
10111 the pointer, the pointer's value escapes.
10113 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10115 PR tree-optimization/19670
10116 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10118 (verify_use): ... set it here, instead.
10120 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10122 * doc/sourcebuild.texi (Test directives): Fix formatting.
10124 * doc/sourcebuild.texi (Test directives): Describe selector
10127 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10129 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10130 specific 64-bit CPUs.
10132 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10135 * arm.c (arm_eliminable_register): New function.
10136 (adjacent_mem_locations): Don't allow eliminable registers. Use
10137 HOST_WIDE_INT for address offsets.
10138 * arm-protos.h (arm_eliminable_register): Add prototype.
10140 2005-02-01 Steven Bosscher <stevenb@suse.de>
10142 PR optimization/15242
10143 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10144 * basic-block.h (duplicate_computed_gotos): Add prototype.
10145 * bb-reorder.c (duplicate_computed_gotos): New function to
10146 duplicate sufficiently small blocks ending in a computed jump.
10147 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10148 if not optimizing for size.
10149 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10150 never do tail merging for blocks ending in a computed jump.
10151 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10153 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10155 Patch from Richard Sandiford <rsandifo@redhat.com>
10156 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10157 from inheriting a subreg equivalence with a non-spill register.
10159 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10161 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10163 * config/frv/frv.c (movcc_fp_destination_operand): New.
10164 (gpr_or_memory_operand): Fix typo in comment.
10165 (gpr_or_memory_operand_with_scratch): New.
10166 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10167 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10168 movcc_fp_destination_operand.
10169 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10170 Legitimize memory addresses using a scratch register.
10172 2005-01-31 Jeff Law <law@redhat.com>
10174 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10175 bitmap a sparse bitmap instead of a simple bitmap.
10176 (mark_def_sites_initialize_block): Corresponding changes.
10177 (ssa_mark_def_sites_initialize_block): Likewise.
10178 (ssa_mark_phi_uses): Likewise.
10179 (mark_def_site, ssa_mark_def_sites): Likewise.
10180 (mark_def_site_blocks): Likewise.
10181 (rewrite_ssa_into_ssa): Likewise.
10183 * tree-ssa-dom.c (record_cond): Pass correct variable type
10184 for last argument to htab_find_slot_with_hash.
10186 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10187 effects when optimizing 0 % X. Do not try to optimize X % 0.
10189 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10191 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10194 2005-02-01 Eric Christopher <echristo@redhat.com>
10196 * config/mips/mips.c (override_options): Warn if -mint64
10198 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10201 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10203 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10205 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10206 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10207 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10208 (cached_regno): Initialize to INVALID_REGNUM.
10209 (cse_reg_info_table_size,
10210 cse_reg_info_table_first_uninitialized,
10211 cse_reg_info_timestamp): New.
10212 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10214 (init_cse_reg_info, get_cse_reg_info_1): New.
10215 (get_cse_reg_info): Cache the last look-up.
10216 (new_basic_block): Update the code to clear mappings from
10217 registers to cse_reg_info entries.
10218 (cse_main): Call init_cse_reg_info.
10220 * cse.c (get_cse_reg_info): Update a comment.
10222 2005-01-31 Steven Bosscher <stevenb@suse.de>
10225 * c-decl.c (start_decl): Do not warn about arrays of elements with
10226 an incomplete type here.
10227 (grokdeclarator): Do it here by making a pedwarn an error.
10228 * c-typeck.c (push_init_level): If there were previous errors with
10229 the constructor type, do not warn about braces for initializers.
10230 (process_init_element): Likewise for excess initializer elements.
10232 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10234 * cse.c (delete_trivially_dead_insn): Don't iterate.
10236 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10238 * config/rs6000/rs6000.md (copysignsf3): New expand.
10239 (copysigndf3): Likewise.
10241 2005-01-31 Steven Bosscher <stevenb@suse.de>
10243 * recog.c (constrain_operands): Only look for earlyclobber operand
10244 conflicts if an '&' constraint was seen.
10246 2005-01-31 Marc Espie <espie@openbsd.org>
10248 * config.gcc: Don't include embedded systems fragment, switches default
10249 debugging format to ELF.
10250 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10251 longer pick it up there.
10253 2005-01-31 Dale Johannesen <dalej@apple.com>
10255 * doc/extend.texi (nested functions): Fix linkage description.
10256 Clarify that static is not allowed.
10258 2005-01-31 Dale Johannesen <dalej@apple.com>
10260 * config/rs6000/darwin.md (movsf_low_di): Make work.
10261 (movdf_low_di): Make work.
10263 2005-01-31 Dale Johannesen <dalej@apple.com>
10265 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10266 Make work for 64 bit.
10268 2005-01-31 Roger Sayle <roger@eyesopen.com>
10269 Dale Johannesen <dalej@apple.com>
10271 PR middle-end/19650
10272 * fold-const.c (fold_binary_op_with_conditional_arg):
10273 Make types match original operands, before STRIP_NOPS.
10275 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10277 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10278 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10279 (struct gcc_sigcontext): Delete. Merge contents to..
10280 (struct gcc_ucontext): ..here.
10281 (get_sigcontext): Delete.
10282 (get_regs): New function, like get_sigcontext but return regs ptr.
10283 64-bit version finds regs from r1 to support vdso.
10284 (ppc_linux_aux_vector): New function.
10285 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10288 2005-01-31 Ira Rosen <irar@il.ibm.com>
10290 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10292 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10293 redundant fold. Fix misalignment for MINUS_EXPR.
10294 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10295 (vect_analyze_pointer_ref_access): Likewise.
10296 (vect_get_memtag_and_dr): Likewise.
10298 2005-01-31 Richard Henderson <rth@redhat.com>
10300 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10301 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10302 absnegdf2_i387, absnegxf2_i387): Likewise.
10304 2005-01-31 Richard Henderson <rth@redhat.com>
10307 * optabs.c (expand_copysign_absneg): New.
10308 (expand_copysign_bit): Split out from ...
10309 (expand_copysign): ... here. Use expand_copysign_absneg.
10311 2005-01-30 Roger Sayle <roger@eyesopen.com>
10313 PR middle-end/19697
10314 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10315 constant as the second operand and a register as the third.
10317 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10320 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10321 that dllimport'd functions do not use all call-clobbered registers
10322 to pass parameters.
10324 2005-01-30 Richard Henderson <rth@redhat.com>
10327 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10328 expand_abs_nojump and generalize. Use operand_subword and
10329 emit_no_conflict_block. Support large modes.
10330 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10332 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10333 negation to subtraction.
10334 (expand_copysign): Check that the format has signed zeros.
10335 Use operand_subword and emit_no_conflict_block. Support large modes.
10337 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10339 Fix PR tree-optimization/19624
10341 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10342 * tree-ssa-pre.c: Add cfgloop.h.
10344 (pre_stats): New member, constified.
10345 (inserted_exprs): New static variable.
10346 (NECESSARY): New macro.
10347 (create_expression_by_pieces): Fold the expression, and
10348 mark it as defaulting to not necessary. Also put in
10350 (fully_constant_expression): New function.
10351 (insert_into_preds_of_block): Modify to not insert phis when we
10352 are playing with induction variables.
10353 Push phis onto the inserted_exprs vector, and mark them as not
10354 necessary by default.
10355 (insert_aux): Call fully_constant_expression on eprime.
10356 If all edges produce the same value, mark it constant.
10357 (mark_operand_necessary): New function.
10358 (remove_dead_inserted_code): New function.
10359 (init_pre): Init loop optimizer to get loop info.
10360 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10361 (execute_pre): Commit edge inserts, then remove dead code.
10363 2005-01-30 Richard Henderson <rth@redhat.com>
10365 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10366 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10368 2005-01-30 Richard Henderson <rth@redhat.com>
10371 * config/i386/i386.c (ix86_expand_copysign): New.
10372 (ix86_split_copysign_const): New.
10373 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10374 rearrange op1/nmask operands.
10375 * config/i386/i386-protos.h: Update.
10376 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10377 (copysigndf3): Likewise.
10378 (copysignsf3_const, copysigndf3_const): New.
10379 (copysignsf3_var): Rename from copysignsf3, split out splitter
10380 and fix split predicate for X constraint.
10381 (copysigndf3_var): Similarly.
10383 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10385 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10386 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10387 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10389 2005-01-29 Richard Henderson <rth@redhat.com>
10392 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10393 of # and * in constraints.
10395 2005-01-29 Richard Henderson <rth@redhat.com>
10397 PR middle-end/19689
10398 * expr.c (store_field): Don't strip sub-mode cast when the input
10399 data is even smaller.
10401 2005-01-29 Richard Henderson <rth@redhat.com>
10403 PR middle-end/19687
10404 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10407 2005-01-29 Richard Henderson <rth@redhat.com>
10409 * combine.c (make_field_assignment): Fix argument order
10412 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10414 PR tree-optimization/15791
10415 * fold-const.c (extract_array_ref): New function.
10416 (fold): Fold comparisons between &a[i] and &a[j] or
10417 semantically equivalent trees.
10419 2005-01-29 Jeff Law <law@redhat.com>
10421 * gcse.c (insert_expr_in_table): Revamp handling of available
10422 and anticipatable occurrence lists to avoid unnecessary list
10424 (insert_set_in_table): Similarly.
10426 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10428 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10430 (c_build_qualified_type): Build qualified array types with
10431 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10432 * c-decl.c (c_make_fname_decl): Build unqualified array type
10433 before qualified type.
10434 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10435 type is qualified, not just if type itself is. Don't apply
10436 qualifiers to array type when declarator is processed. Apply
10437 qualifiers to field type whether or not it is an array type.
10438 Don't handle array types specially for applying qualifiers to
10440 * c-typeck.c (composite_type): Build unqualified element type and
10441 array type when forming composite of array types.
10442 (common_pointer_type, comptypes, comp_target_types,
10443 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10444 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10446 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10447 (args2) in variables a1 and a2.
10449 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10451 * cse.c (n_elements_made, max_elements_made): Remove.
10452 (insert): Don't touch n_elements_made.
10453 (cse_main): Don't touch n_elements_made or max_elements_made.
10455 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10458 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10459 configuration part of dp-bit.c to be lost.
10461 2005-01-28 Roger Sayle <roger@eyesopen.com>
10463 * expmed.c (expand_mult_highpart_optab): When attempting to use
10464 a non-widening multiplication in a wider mode, the operands need
10465 to be converted (zero or sign extended) to that mode.
10467 2005-01-28 Ian Lance Taylor <ian@airs.com>
10469 PR middle-end/16558
10470 PR middle-end/19583
10471 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10472 through if both operands fall through.
10474 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10476 * cse.c (fold_rtx) <PC>: Don't optimize.
10478 2005-01-28 Jeff Law <law@redhat.com>
10480 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10481 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10483 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10485 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10486 cse_reg_info_used_list_end): Remove.
10487 (cse_reg_info_list, cse_reg_info_list_free): New.
10488 (get_cse_reg_info): When allocating an instance of
10489 cse_reg_info, add it to the beginning of the cse_reg_info_list
10490 list. Remove code to maintain cse_reg_info_used_list.
10491 (new_basic_block): Reset the free list to the beginning of
10494 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10496 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10497 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10498 (frv_expand_mdpackh_builtin): New function.
10499 (frv_expand_builtin): Use it to expand __MDPACKH.
10500 * doc/extend.texi (__MDPACKH): Update documentation.
10502 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10504 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10505 SSE_FLOAT_MODE_P for use_sse computation.
10507 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10510 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10512 2005-01-27 Richard Henderson <rth@redhat.com>
10514 * builtins.c (expand_builtin_copysign): New.
10515 (expand_builtin): Call it.
10516 * genopinit.c (optabs): Add copysign_optab.
10517 * optabs.c (init_optabs): Initialize it.
10518 (expand_copysign): New.
10519 * optabs.h (OTI_copysign, copysign_optab): New.
10520 (expand_copysign): Declare.
10522 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10523 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10525 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10526 (ix86_expand_fp_absneg_operator): ... here.
10527 (ix86_split_copysign): New.
10528 * config/i386/i386-protos.h: Update.
10529 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10530 (copysignsf3, copysigndf3): New.
10532 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10533 (copysignsf3, ncopysignsf3): New.
10534 (copysigndf3, ncopysigndf3): New.
10535 (copysignxf3, ncopysignxf3): New.
10536 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10538 2005-01-27 Arend Bayer <arend.bayer@web.de>
10539 Kazu Hirata <kazu@cs.umass.edu>
10541 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10542 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10543 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10546 2005-01-27 Jeff Law <law@redhat.com>
10548 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10549 definitions of SSA_NAMEs which are not being rewritten.
10550 (rewrite_ssa_into_ssa): Only initialize the current definition
10551 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10552 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10553 SSA_NAMEs before returning.
10555 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10557 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10558 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10559 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10560 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10561 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10563 2005-01-27 Steven Bosscher <stevenb@suse.de>
10565 PR middle-end/17278
10566 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10567 higher to -O2 and higher. Likewise for tree PRE.
10568 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10571 2005-01-27 Ian Lance Taylor <ian@airs.com>
10573 PR middle-end/19583
10574 * gimple-low.c (try_catch_may_fallthru): New static function.
10575 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10576 * tree-inline.c (expand_call_inline): Don't warn about reaching
10577 the end of a non-void function being inlined if the function uses
10580 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10582 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10585 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10586 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10587 (implicitly_declare): Handle error_mark_node.
10589 2005-01-27 Richard Henderson <rth@redhat.com>
10592 * tree.h (struct tree_decl): Add debug_expr_is_from.
10593 (DECL_DEBUG_EXPR_IS_FROM): New.
10594 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10595 * dwarf2out.c (dwarf2out_var_location): Update to match.
10596 * tree-outof-ssa.c (create_temp): Likewise.
10597 * var-tracking.c (track_expr_p): Likewise.
10598 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10599 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10600 * toplev.c (default_tree_printer): Likewise.
10602 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10604 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10605 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10607 2005-01-27 Steven Bosscher <stevenb@suse.de>
10609 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10610 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10611 ASM_CLOBBERS): Add tree checks.
10613 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10614 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10615 * c-common.def (SWITCH_STMT): Update to match.
10616 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10617 macros instead of SWITCH_EXPR ones.
10618 * c-dump.c (c_dump_tree): Likewise.
10619 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10620 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10622 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10624 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10626 * unwind-dw2.c (execute_stack_op): Add missing cases for
10627 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10629 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10631 * config.gcc (Obsolete configurations): Remove 'dummy', add
10632 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10635 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10637 PR tree-optimization/19633
10638 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10640 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
10641 are no call-clobbered variables.
10642 * tree-outof-ssa.c (check_replaceable): Return false for calls
10645 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10647 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10648 even for variables with NULL DECL_INITIAL.
10650 2005-01-26 Stuart Hastings <stuart@apple.com>
10652 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10654 2005-01-26 Richard Henderson <rth@redhat.com>
10656 PR middle-end/18008
10657 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10659 * expr.c (store_field): Strip conversions to odd-bit-sized types
10660 if the destination field width matches.
10662 2005-01-26 Richard Henderson <rth@redhat.com>
10664 * c-decl.c, expmed.c, expr.c: Revert last change.
10666 2005-01-26 Richard Henderson <rth@redhat.com>
10668 PR middle-end/18008
10669 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10671 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10672 if we don't need the bits above those present in the current mode.
10673 * expr.c (store_field): Strip conversions to odd-bit-sized types
10674 if the destination field width matches.
10676 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10678 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10679 either -ffast-math or -funsafe-math-optimizations is in use.
10681 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10685 * config/avr/avr.c (notice_update_cc): Only set condition code for
10686 ashrqi3 if shift count > 0.
10687 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10688 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10689 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10690 count <= 0 as a no-op, and shift count >= width by copying zero
10691 or sign bit to all bits of the result.
10692 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10693 count, with attribute "length" set to 0 and "cc" set to "none".
10695 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10697 * doc/invoke.texi: Document -mTLS.
10699 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10700 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10701 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10702 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10703 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10704 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10705 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10706 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10708 * configure.ac: Check for a TLS capable gas.
10710 * configure: Regenerate.
10712 2005-01-26 Richard Henderson <rth@redhat.com>
10714 PR middle-end/18008
10715 * combine.c (make_field_assignment): Simplify store to zero_extract
10716 from a source with an overlapping mask.
10718 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10720 2004-11-11 Eric Christopher <echristo@redhat.com>
10722 * config/frv/frv.md: Add fr400_integer automaton. Don't
10723 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10726 2005-01-26 Steven Bosscher <stevenb@suse.de>
10728 PR middle-end/16585
10729 * cfgbuild.c (make_edges): Do not clear or set
10730 current_function_has_computed_jump.
10731 * function.h (struct function): Remove the has_computed_jump field.
10732 (current_function_has_computed_jump): Do not define.
10733 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10734 in a computed jump. Ignore current_function_has_computed_jump.
10736 2005-01-26 Richard Henderson <rth@redhat.com>
10738 PR middle-end/19515
10739 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10740 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10742 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10743 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10744 objects into static storage if they have more than one non-zero value.
10745 * tree.h (categorize_ctor_elements): Update decl.
10747 2005-01-26 Steven Bosscher <stevenb@suse.de>
10749 PR middle-end/19616
10750 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10751 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10752 to this function from 2004-07-10.
10753 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10754 the current function for tail call optimizations if the address
10755 of one of it its arguments is taken.
10757 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10759 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10761 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10763 * function.c (expand_function_end): If current_function_calls_alloca,
10764 emit stack restore in a place that is reached when the function falls
10765 through at the end.
10767 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10769 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10770 rule to avoid matching inappropriate suffix rule.
10772 2005-01-26 Jan Hubicka <jh@suse.cz>
10774 PR tree-optimization/19241
10775 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10777 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10779 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10780 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10782 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10783 <sim*>: Always use crt1.o, regardless of N in simN.
10784 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10785 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10786 (CRT_CALL_STATIC_FUNCTION): Remove.
10787 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10788 use crt1.o, regardless of N in simN.
10789 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10790 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10791 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10792 case isystem setting.
10793 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10795 2005-01-25 Ian Lance Taylor <ian@airs.com>
10797 * gimple-low.c (block_may_fallthru): Correct handling of
10798 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10800 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10802 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10803 handlers to match indentation; nested under the mtune=* handler.
10804 Similar for mcpu= and march=.
10806 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10808 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10809 * config/mips/linux64.h (LIB_SPEC): Likewise.
10810 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10811 * config/sh/linux.h (LIB_SPEC): Likewise.
10813 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10815 * config/frv/frv.c (frv_legitimize_tls_address): New.
10816 (TARGET_HAVE_TLS): Define.
10817 (FRV_SYMBOL_REF_TLS_P): Define.
10818 (frv_override_options): Handle new register classes.
10819 (frv_legitimate_address_p): Reject tls addresses.
10820 (frv_legitimize_address): Handle TLS addresses.
10821 (gen_inlined_tls_plt): New.
10822 (gen_tlsmoff): New.
10823 (frv_legitimize_tls_address): New.
10824 (unspec_got_name): Add TLS entries.
10825 (got12_operand): Add R_FRV_TLSMOFF12 case.
10826 (frv_emit_move): Fixup TLS addresses.
10827 (frv_emit_movsi): Legitimize TLS addresses.
10829 * config/frv/frv.h (MASK_BIG_TLS): New.
10830 (TARGET_BIG_TLS): New.
10831 (HAVE_AS_TLS): Define.
10832 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10833 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10834 (REG_CLASS_NAMES): Same.
10835 (REG_CLASS_CONTENTS): Same.
10836 (CONSTRAINT_LEN): New.
10837 (REG_CLASS_FROM_CONSTRAINT): New.
10838 (PREDICATE_CODES): Add symbolic_operand.
10840 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10841 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10842 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10843 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10844 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10845 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10846 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10847 GR9_REG, GR14_REG, LRREG.
10848 (type): Add load_or_call attribute.
10849 ("load_or_call"): New reservation.
10850 ("call_gettlsoff"): New.
10851 ("tls_indirect_call"): New.
10852 ("tls_load_gottlsoff12"): New.
10853 ("tlsoff_hilo"): New.
10854 ("tls_tlsdesc_ldd"): New.
10855 ("tls_tlsoff_ld"): New.
10858 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10860 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10862 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10863 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10864 * config/frv/frv.c (TLS_BIAS): Define.
10865 (frv_output_dwarf_dtprel): New.
10867 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10869 PR rtl-optimization/19579
10870 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10871 both A and B, see if they don't clobber registers the other expr uses.
10873 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10875 * real.c (do_add): Initialize signalling and canonical members.
10877 * real.c (real_from_integer): Zero out destination.
10879 2005-01-18 Jan Hubicka <jh@suse.cz>
10881 PR tree-optimize/19337
10882 * tree-inline.c (initialize_inlined_parameters): Copy
10883 saved_static_chain_decl only.
10885 2005-01-25 Richard Henderson <rth@redhat.com>
10889 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10890 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10891 80387 enabled, to return a proper subclass. Return the subset that
10892 overlaps with GENERAL_REGS for PLUS.
10893 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10895 2005-01-25 Richard Henderson <rth@redhat.com>
10897 PR middle-end/19609
10898 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10900 2005-01-25 Roger Sayle <roger@eyesopen.com>
10902 * expmed.c (choose_multiplier): Change interface to return the
10903 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10904 (expand_divmod): Update calls to choose_multiplier.
10906 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10908 PR middle-end/19330
10909 * expmed.c (extract_bit_field): Use adjust_address instead of
10910 gen_lowpart when op0 is a MEM.
10912 2005-01-24 Steven Bosscher <stevenb@suse.de>
10914 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10916 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10918 * config/mips/irix-csr.c: New file.
10919 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10920 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10921 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10924 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10927 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10928 sparc/elf.h, add sparc/sp-elf.h.
10929 (sparc-*-rtems*): Likewise.
10930 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10931 tm-dwarf2.h, add sparc/sp-elf.h.
10932 (sparc86x-*-elf): Likewise.
10933 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10934 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10935 TARGET_OS_CPP_BUILTINS.
10936 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10937 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10939 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10940 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10941 (SWITCH_TAKES_ARG): Likewise.
10942 (LOCAL_LABEL_PREFIX): Likewise.
10943 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10944 (TARGET_N_FORMAT_TYPES): Delete.
10945 (TARGET_FORMAT_TYPES): Likewise.
10946 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10947 * config/sparc/elf.h: Delete.
10948 * config/sparc/sp-elf.h: New file.
10950 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10952 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10953 * tree-flow.h: Remove the corresponding prototype.
10954 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10955 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10957 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10960 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10961 for AIX ABI or ELF -fPIC.
10962 (rs6000_emit_load_toc_table): Don't create toc_section here.
10963 (rs6000_xcoff_file_start): Nor here.
10965 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10967 * sh.c (ra.h): Don't #include.
10968 (hard_regs_intersect_p): New function, resurrected from ra.c.
10970 * sh.c: Fix 1996 Copyright.
10972 2005-01-24 Richard Henderson <rth@redhat.com>
10973 Aldy Hernandez <aldyh@redhat.com>
10975 * regrename.c (note_sets): Handle subregs.
10977 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10980 * genconditions.c (write_header, write_conditions): Elide file if
10983 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10985 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10986 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10989 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10991 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10992 expand_builtin_printf, expand_builtin_fprintf,
10993 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10994 checking against POINTER_TYPE.
10995 (validate_arglist): Handle POINTER_TYPE code by checking
10998 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11000 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11001 init_rtlanal): New.
11002 (for_each_rtx): Call for_each_rtx_1.
11003 * rtl.h (init_rtlanal): Declare.
11004 * toplev.c (backend_init): Call init_rtlanal.
11006 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11008 * flow.c (propagate_one_insn): Formatting.
11010 PR middle-end/19551
11011 * flow.c (libcall_dead_p): Be more conservative if unsure.
11012 If there are any instructions between insn and call, see if they are
11013 all dead before saying the libcall is dead.
11015 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11017 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11018 operand constraint for operand 0.
11020 2005-01-23 Richard Henderson <rth@redhat.com>
11023 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11024 edges leading to join block.
11026 2005-01-23 Roger Sayle <roger@eyesopen.com>
11028 * expmed.c (expand_mult_highpart): Make static. Change type of
11029 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11030 (expand_divmod): Updates calls to expand_mult_highpart by using
11031 gen_int_mode to pass a CONST_INT rtx.
11032 * rtl.h (expand_mult_highpart): Remove prototype.
11034 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11036 * flow.c (regset_bytes, regset_size): Remove.
11038 * cfganal.c: Fix a reference to Harvey's paper.
11040 2005-01-23 Steven Bosscher <stevenb@suse.de>
11042 PR rtl-optimization/19464
11043 * tree-optimize.c (init_tree_optimization_passes): Add one more
11044 copyrename pass just before out-of-ssa.
11046 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11049 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11050 * ggc-none.c (ggc_free): Define.
11052 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11054 * cse.c (max_reg, max_insn_uid): Remove.
11055 (cse_main): Don't access max_reg or max_insn_uid.
11057 * c-common.c (explicit_flag_signed_bitfields,
11058 lang_statement_code_p, lang_expand_function_end): Remove.
11059 * c-common.h: Remove the corresponding declarations.
11060 * c-opts.c (c_common_handle_option): Remove all write access
11061 to explicit_flag_signed_bitfields.
11063 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11064 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11065 * cgraph.h: Remove the corresponding declaration.
11067 * gcse.c (null_pointer_info): Remove.
11069 2005-01-23 Roger Sayle <roger@eyesopen.com>
11070 Eric Botcazou <ebotcazou@libertysurf.fr>
11072 * combine.c (simplify_logical): Only simplify logical expressions
11073 of the form ior(and(x,y),z) by the inverse distributive law if the
11074 result is cheaper than the original.
11076 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11078 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11079 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11080 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11081 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11082 config/freebsd-spec.h, config/arm/arm.h,
11083 config/h8300/h8300.md, config/i386/i386.md,
11084 config/i386/predicates.md, config/i386/sse.md,
11085 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11086 config/vax/vax.md: Fix comment typos. Follow spelling
11089 2005-01-23 Steven Bosscher <stevenb@suse.de>
11091 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11092 tests, instead of `less than'.
11094 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11096 * function.c (assign_parm_setup_block): When creating a new stack slot
11097 for a parameter, get its alignment from the parameter's DECL_ALIGN
11098 rather than the type's TYPE_ALIGN. Make sure that the parameter
11099 is at least word aligned.
11101 2005-01-22 Roger Sayle <roger@eyesopen.com>
11103 PR middle-end/19378
11104 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11106 2005-01-22 Richard Henderson <rth@redhat.com>
11109 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11110 in both compare operands.
11111 (movdfcc_1_sse_max): Likewise.
11112 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11113 (movdfcc_1_sse): Likewise.
11114 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11115 scratch register as needed.
11117 2005-01-22 Richard Henderson <rth@redhat.com>
11119 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11121 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11123 2005-01-22 Richard Henderson <rth@redhat.com>
11125 * genopinit.c (optabs): Use smin/smax for floating point too.
11126 * doc/md.texi: Update to match. Clarify that floating point
11127 results are undefined for +0/-0 and NaN.
11128 * doc/rtl.texi: Likewise.
11129 * rtl.def (SMIN, SMAX): Likewise
11130 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11132 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11133 leading 's' to the name.
11134 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11135 smaxxf3, sminxf3): Likewise.
11136 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11139 2005-01-22 Paul Brook <paul@codesourcery.com>
11141 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11143 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11145 * config/s390/s390.c (struct processor_costs): New fields
11146 dlgr, dlr, dr, dsgfr, dsgr.
11147 (z900_cost, z990_cost): Values for new fields.
11148 (s390_rtx_costs): New cases MEM und COMPARE in switch
11149 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11150 DIV, MOD, UDIV, UMOD.
11152 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11154 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11155 into the register being decremented.
11156 ("doloop_si31", "doloop_di"): Likewise.
11157 ("*doloop_si_long"): Adapt pattern.
11159 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11161 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11163 (CLASS_MAX_NREGS): Likewise.
11165 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11167 * doc/tree-ssa.texi (Statement Operands): Add example for new
11168 must-def macro. Note deprecation of old operands interface.
11170 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11172 PR tree-optimization/19484
11173 * tree-cfg.c (remove_fallthru_edge): New function.
11174 (cleanup_control_flow): Remove fallthru edges from calls that are
11175 now known not to return.
11177 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11179 Fix PR tree-optimization/19038
11180 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11181 copies with loop variant ones.
11183 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11185 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11186 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11187 config/alpha/alpha.md, config/alpha/predicates.md,
11188 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11189 config/sparc/sol2.h: Update copyright.
11191 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11192 first label to see if it is a nonlocal label.
11194 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11195 Andrew Pinski <pinskia@physics.uc.edu>
11198 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11199 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11201 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11203 * config/rs6000/rtems.h: Update copyright.
11205 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11208 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11209 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11210 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11212 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11215 * c-typeck.c (convert_arguments): Check for error_mark_node.
11217 2005-01-21 Ian Lance Taylor <ian@airs.com>
11219 PR tree-optimization/13000
11220 * tree-inline.c: Include "tree-flow.h".
11221 (expand_call_inline): If warn_return_type, warn if non-void inline
11222 function falls through.
11223 * tree-cfg.c (execute_warn_function_return): Don't warn about
11224 control reaching end if TREE_NO_WARNING is set. Set
11226 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11228 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11229 branch if we don't need one.
11230 * c-typeck.c: Include "tree-flow.h"
11231 (c_finish_bc_stmt): Don't add a goto if the current statement
11232 list doesn't fall through to the current point.
11234 2005-01-21 Roger Sayle <roger@eyesopen.com>
11236 PR rtl-optimization/576
11237 * real.c (real_arithmetic): Change return type from void to bool
11238 to return an indication that the result may be inexact.
11239 * real.h (real_arithmeric): Update prototype.
11240 * fold-const.c (const_binop): Don't constant fold floating
11241 point expressions when the user specifies -frounding-math and
11242 the result may depend upon the run-time rounding mode.
11243 (fold_convert_const_real_from_real): Clean-up.
11244 (fold_initializer): Ignore flag_rounding_math for initializers.
11245 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11246 constant fold FP operations with flag_rounding_math if the
11247 result may depend upon the run-time rounding mode.
11249 2005-01-21 Tom Tromey <tromey@redhat.com>
11251 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11253 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11255 * tree-cfg.c: Fix comment typos.
11257 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11259 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11260 around the call to rest_of_handle_branch_target_load_optimize.
11262 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11264 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11265 (sparc64-*-openbsd*): Likewise.
11266 (sparclite-*-elf*): Include tm-dwarf2.h.
11267 (sparc86x-*-elf*): Likewise.
11268 (sparc64-*-elf*): Likewise.
11269 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11270 (DBX_DEBUGGING_INFO): Likewise.
11271 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11272 (PREFERRED_DEBUGGING_TYPE): Likewise.
11273 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11274 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11275 (PREFERRED_DEBUGGING_TYPE): Likewise.
11276 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11277 (PREFERRED_DEBUGGING_TYPE): Likewise.
11278 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11280 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11283 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11285 2005-01-20 Paul Brook <paul@codesourcery.com>
11287 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11289 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11291 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11292 label is first in a sequence of labels.
11294 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11296 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11297 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11299 * doc/sourcebuild.texi (Test Directives): New.
11301 2005-01-20 Roger Sayle <roger@eyesopen.com>
11303 * real.c (real_floor): Don't leave the result uninitialized when
11304 mode is VOIDMode, but return the unrounded intermediate value.
11305 (real_ceil): Likewise.
11307 2005-01-20 Paul Brook <paul@codesourcery.com>
11309 * config/arm/arm.md (insv): Use gen_int_mode.
11311 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11313 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11314 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11315 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11316 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11317 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11319 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11322 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11323 fbreg, so we have to assume we can't.
11324 (loc_descriptor_from_tree_1): Ditto.
11325 (containing_function_has_frame_base): New function.
11326 (add_location_or_const_value_attribute): Use it.
11327 Also try to generate a frame_base from a single element location
11330 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11332 PR tree-optimization/15349
11333 * timevar.def (TV_TREE_MERGE_PHI): New.
11334 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11336 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11337 calls to tree_forwarder_block_p.
11338 (remove_forwarder_block_with_phi, merge_phi_nodes,
11339 gate_merge_phi, pass_merge_phi): New.
11340 * tree-optimize.c (init_tree_optimization_passes): Add
11342 * tree-pass.h: Add an extern for pass_merge_phi;
11344 2005-01-20 Richard Henderson <rth@redhat.com>
11347 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11348 (_mm_castps_pd, _mm_castps_si128): New.
11349 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11351 2005-01-20 Richard Henderson <rth@redhat.com>
11354 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11355 __builtin_ia32_vec_init_v2si.
11356 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11357 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11358 (ix86_init_mmx_sse_builtins): Create it.
11359 (ix86_expand_builtin): Expand it.
11360 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11361 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11362 (vec_extractv2si_0, vec_extractv2si_1): New.
11364 2005-01-20 Richard Henderson <rth@redhat.com>
11367 * config/i386/i386.c (ix86_expand_push): New.
11368 * config/i386/mmx.md (push<MMXMODE>1): New.
11369 * config/i386/sse.md (push<SSEMODE>1): New.
11370 * config/i386/i386-protos.h: Update.
11372 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11374 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11377 2005-01-20 Richard Henderson <rth@redhat.com>
11379 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11380 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11382 2005-01-19 Richard Henderson <rth@redhat.com>
11385 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11386 to V4SFmode in SSE1 fallback load path.
11388 2005-01-19 Richard Henderson <rth@redhat.com>
11390 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11391 in QImode expansion to ix86_expand_vector_set.
11392 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11394 2005-01-19 Richard Henderson <rth@redhat.com>
11397 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11398 subclass of the input class.
11399 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11400 Always true for cross-SSE1 classes. Rationalize conditionals.
11401 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11402 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11403 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11404 (movdi_2): Add MMX/SSE zeros.
11405 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11406 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11407 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11408 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11409 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11410 (zero_extendsidi2_rex64_1): Remove.
11411 (MOV0 peephole): Check GENERAL_REG_P.
11413 2005-01-19 Richard Henderson <rth@redhat.com>
11416 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11418 (ix86_expand_vector_extract): Likewise.
11420 2005-01-19 Richard Henderson <rth@redhat.com>
11422 PR middle-end/19304
11423 * expr.c (emit_move_change_mode): New argument force; use
11424 simplify_gen_subreg if true.
11425 (emit_move_via_alt_mode): Merge into ...
11426 (emit_move_via_integer): ... here.
11427 (emit_move_ccmode): Use emit_move_change_mode directly.
11429 2005-01-19 Richard Henderson <rth@redhat.com>
11432 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11433 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11434 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11436 (alpha_emit_set_const): Likewise. Make static.
11437 (alpha_emit_set_long_const): Make static.
11438 (alpha_extract_integer): Split out from alpha_expand_mov.
11439 (alpha_split_const_mov): Likewise.
11440 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11441 (alpha_legitimate_constant_p): New.
11442 * config/alpha/alpha-protos.h: Update.
11443 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11444 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11445 * config/alpha/alpha.md (movsi): Add n alternative.
11446 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11447 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11448 (splitters for all of the above): Use alpha_split_const_mov.
11449 * config/alpha/predicates.md (non_add_const_operand): New.
11450 (non_zero_const_operand): New.
11451 (input_operand): Use alpha_legitimate_constant_p after reload.
11453 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11455 PR tree-optimization/19038
11456 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11457 (add_candidate): Add ivs with increment in latch only if
11458 allow_ip_end_pos_p is true.
11459 (determine_iv_cost): Use empty_block_p.
11461 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11463 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11464 (compute_dominance_frontiers): Ditto.
11466 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11469 * config/sh/t-rtems: New.
11470 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11472 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11474 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11475 the offset of the selected field.
11477 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11479 * tree-cfg.c (remove_forwarder_block): Fix the check to
11480 prevent a nonlocal label from appearing in the middle of a
11483 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11485 PR rtl-optimization/19462
11486 * reorg.c (find_end_label): Create return insn only if
11487 current_function_epilogue_delay_list is empty.
11489 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11491 * doc/passes.texi: Remove paragraph mentioning new-ra.
11493 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11495 PR rtl-optimization/15139
11496 * combine.c: Include params.h.
11497 (count_rtxs): New function.
11498 (record_value_for_reg): If replace_rtx would replace at least
11499 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11500 (clobber (const_int 0)) instead of TEM.
11501 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11502 * params.h (MAX_LAST_VALUE_RTL): New.
11503 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11504 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11507 * c-typeck.c (digest_init): Only call build_vector if all constructor
11508 elements are *_CST nodes.
11509 * gimplify.c (gimplify_init_constructor): Likewise.
11511 PR middle-end/19164
11512 * c-typeck.c (digest_init): Only call build_vector if inside_init
11515 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11517 * toplev.c (init_asm_output): Remove dead #ifdef.
11519 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11521 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11523 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11525 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11526 accessing DECL_FUNCTION_CODE.
11527 * dojump.c (do_jump): Likewise.
11528 * gimplify.c (gimplify_call_expr): Likewise.
11529 * predict.c (expr_expected_value): Likewise.
11530 (strip_builtin_expect): Likewise.
11531 * tree-inline.c (estimate_num_insns_1): Likewise.
11532 * tree-ssa-loop-im.c (stmt_cost): Likewise
11533 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11534 (tree_expr_nonnegative_p): Likewise.
11536 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11538 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11539 variant of the load_pcrel_sym pattern.
11540 * config/sparc/sparc.md (P macro): Move to the top.
11541 (load_pcrel_sym): Macroize using P.
11542 (save_register_window): Likewise.
11544 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11546 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11547 ("sordered"): Same.
11549 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11552 * c-typeck.c (build_asm_expr): Strip nops off
11553 input memory operands.
11555 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11557 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11558 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11559 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11560 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11562 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11565 * config/i386/i386.c (override_options): If the 80387 is disabled,
11566 then do not return FP values using FP registers.
11568 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11570 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11571 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11572 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11573 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11574 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11575 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11576 output.h, postreload-gcse.c, postreload.c, recog.c,
11577 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11578 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11579 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11580 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11581 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11582 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11583 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11584 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11586 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11587 config/alpha/alpha.c, config/arm/vfp.md,
11588 config/i386/emmintrin.h, config/i386/i386-modes.def,
11589 config/i386/i386-protos.h, config/i386/i386.h,
11590 config/i386/pmmintrin.h, config/i386/ppro.md,
11591 config/i386/predicates.md, config/i386/xmmintrin.h,
11592 config/i860/i860.c, config/ia64/ia64-modes.def,
11593 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11594 config/ia64/ia64.md, config/ia64/itanium1.md,
11595 config/ia64/itanium2.md, config/ia64/predicates.md,
11596 config/iq2000/iq2000.h, config/mips/linux64.h,
11597 config/rs6000/aix41.h, config/rs6000/aix43.h,
11598 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11599 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11600 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11601 config/sparc/linux64.h, config/sparc/litecoff.h,
11602 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11603 config/sparc/sparc.h, config/sparc/sparc.md,
11604 config/sparc/sysv4-only.h: Update copyright.
11606 2005-01-18 Richard Henderson <rth@redhat.com>
11609 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11611 2005-01-18 Marc Espie <espie@openbsd.org>
11612 * config/i386/openbsdelf.h: Typo.
11614 2005-01-18 Richard Henderson <rth@redhat.com>
11616 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11617 special case for sse.
11618 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11620 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11622 * tree-inline.c (estimate_num_insns_1): Added cases for
11623 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11625 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11627 PR rtl-optimization/19296
11628 * combine.c (simplify_comparison): Rewrite the condition under
11629 which a non-paradoxical SUBREG of a PLUS can be lifted when
11630 compared against a constant.
11632 2005-01-18 Andi Kleen <ak@muc.de>
11634 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11635 * c.opt (-Wpointer-sign): Add.
11636 * doc/invoke.texi: (-Wpointer-sign): Add.
11638 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11640 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
11641 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
11642 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
11643 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
11644 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
11645 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
11646 for TARGET_MIX_SSE_I387.
11647 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
11648 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
11649 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
11650 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
11651 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
11652 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
11653 TARGET_MIX_SSE_I387.
11654 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
11657 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11660 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11661 Add movaps alternative for xmm reg->reg move.
11663 2005-01-17 Jeff Law <law@redhat.com>
11665 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11666 at the end of the main DOM loop rather than just before DOM exits.
11668 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11670 PR tree-optimization/19121
11671 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11672 adding aliases to a name tag, also add them to the pointer's
11674 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11675 sensitive alias info at all. Only check that the two pointers
11676 have compatible pointed-to sets.
11677 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11678 a pointer's type tag is a superset of the alias set of the
11679 pointer's name tag.
11681 2005-01-17 James E Wilson <wilson@specifixinc.com>
11684 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11685 comment to document why.
11687 2005-01-17 Richard Henderson <rth@redhat.com>
11689 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11690 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11691 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11692 sse2_vmsminv2df3_finite): New.
11693 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11694 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11695 Force op1 into register.
11697 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11699 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11700 bubblestrap from always rebuilding build directory.
11702 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11704 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11705 ("*cmpmem_short"): Likewise.
11707 2005-01-17 Steven Bosscher <stevenb@suse.de>
11709 * basic-block.h: Document BB_* flags.
11710 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11711 use an sbitmap instead.
11712 * sched-rgn.c (compute_trg_info): Likewise.
11714 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11716 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11717 redundant target_cpu_default and extra_parts lines. Use the default
11719 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11720 (SUBTARGET_EXTRA_SPECS): Delete.
11721 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11722 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11723 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11724 and "n32" for -mabi=n32.
11726 2005-01-17 Ian Lance Taylor <ian@airs.com>
11729 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11730 fold constant variables into initial values.
11732 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11734 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11736 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11737 through the statements backward.
11739 2005-01-17 Ian Lance Taylor <ian@airs.com>
11741 PR middle-end/13127:
11742 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11743 a variable set to the return value of the inlined function.
11745 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11747 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11748 when modes are tieable.
11750 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11752 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11753 of pthread_create to find out if threads are enabled.
11754 * gthr-posix95.h (__gthread_active_p): Likewise.
11756 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11758 * common.opt (-fnew-ra): Remove.
11760 * toplev.h (flag_new_regalloc): Remove.
11761 * Makefile.in (ra*.*): Don't mention.
11762 * passes.c (rest_of_handle_new_regalloc): Remove.
11763 (rest_of_handle_combine, rest_of_compilation): Always consider
11764 flag_new_regalloc as false.
11765 * doc/invoke.texi: Don't document -fnew-ra.
11767 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11769 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11770 last parameter to reg_scan.
11771 * loop.c (loop_optimize): Likewise.
11772 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11773 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11774 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11775 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11776 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11777 * regclass.c (reg_scan): Likewise, for the declaration.
11778 * rtl.h (reg_scan): Likewise, for the prototype.
11780 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11783 mark_dfs_back_edges.
11785 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11787 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11788 (compute_avail): Uses don't go in tmp_gen.
11790 2005-01-16 Steven Bosscher <stevenb@suse.de>
11792 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11793 loop to look for a free slot in a page entry.
11795 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11798 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11799 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11800 just before targetm.asm_out.file_end.
11801 * tree.h (process_pending_assemble_output_defs): Declare.
11802 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11804 (assemble_alias): Defer generation of assembly code for defines when
11805 TARGET_DEFERRED_OUTPUT_DEFS is true.
11806 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11807 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11808 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11810 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11813 * pa.c (pa_scalar_mode_supported_p): New function.
11814 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11815 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11817 * pa-protos.h (prefetch_operand): Delete.
11818 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11819 * pa.c (prefetch_operand): Delete.
11820 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11821 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11822 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11823 and prefetch_nocc_operand.
11824 * pa.md (prefetch): Rework to avoid reload problems handling short
11825 displacements when a cache control completer needs to be provided.
11826 (prefetch_32, prefetch_64): Delete.
11827 (prefetch_cc, prefetch_nocc): New patterns.
11829 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11831 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11833 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11836 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11837 exceeds maximum alignment for global common data.
11838 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11839 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11841 2004-01-15 Roger Sayle <roger@eyesopen.com>
11843 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11845 2004-01-15 Roger Sayle <roger@eyesopen.com>
11847 * harg-reg-set.h (reg_class_names): Prototype global array.
11848 * regclass.c (reg_class_names): Declare here and initialize to
11850 (dump_regclass): Remove local declaration of reg_class_names.
11851 (regclass): Likewise.
11852 * cfg.c (dump_flow_info): Likewise.
11853 * ra-debug.c (reg_class_names): Likewise.
11854 * regrename.c (reg_class_names): Likewise.
11855 * reload.c (reg_class_names): Likewise.
11856 * reload1.c (spill_failure): Likewise.
11857 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11859 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11861 * config/s390/s390.md ("reload_outti"): Remove predicate for
11862 output operand. Abort if operand is not a MEM.
11863 ("reload_outdi", "reload_outdf"): Likewise.
11865 2005-01-15 Marc Espie <espie@openbsd.org>
11867 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11868 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11869 * config/openbsd.h: Fix C++ includes for native configurations.
11870 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11871 Add trampoline support.
11872 * config/i386/openbsdelf.h: New.
11874 2005-01-15 Marc Espie <espie@openbsd.org>
11876 * collect2.c (main): Explicitly parse -dynamic-linker option.
11878 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11880 PR tree-optimization/19060
11881 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11882 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11883 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11884 and handle extract_range_from_cond returning false.
11885 * fold-const.c (fold): Optimize comparisons with min/max even for
11886 width > HOST_BITS_PER_WIDE_INT.
11888 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11890 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11891 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11892 Remove little endian multilib variants.
11893 Add mips32 multilib variant.
11895 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11897 * explow.c (copy_all_reg, stabilize): Remove.
11898 * expr.h: Remove the corresponding prototypes.
11900 * rtlanal.c (regs_set_between_p): Remove.
11901 * rtl.h: Remove the corresponding prototype.
11903 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11905 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11906 to rs6000_nonimmediate_operand.
11907 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11908 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11909 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11910 rs6000_nonimmediate_operand.
11911 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11912 rs6000_nonimmediate_operand.
11914 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11916 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11918 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11920 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11922 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11923 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11925 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11926 (rs6k_nonimmediate_operand): New.
11927 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11929 (legitimate_lo_sum_address_p): Same.
11930 (rs6000_legitimize_address): Same.
11931 (rs6000_legitimize_reload_address): Same.
11932 (rs6000_legitimate_address): Same.
11933 (spe_build_register_parallel): Pass DF and DC modes in a DI
11936 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11937 to rs6k_nonimmediate_operand.
11939 * config/rs6000/spe.md ("*frob_df_di"): New.
11940 ("*frob_di_df"): New.
11941 ("*frob_di_df_2"): New.
11942 ("*mov_sidf_e500_subreg0"): New.
11943 ("*mov_sidf_e500_subreg4"): New.
11944 ("*movdf_e500_double"): Change predicate to
11945 rs6k_nonimmediate_operand.
11947 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11949 * postreload.c (move2add_note_store): Only call
11950 trunc_int_for_mode on scalar integers.
11952 2005-01-14 Steven Bosscher <stevenb@suse.de>
11954 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11955 replace BB_VISITED uses.
11956 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11957 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11958 (tree_dce_done): Free visited_control_parents.
11959 (perform_tree_ssa_dce): Allocate and clear it.
11960 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11961 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11962 instead of BB_VISITED.
11964 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11966 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11967 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11968 Remove unused prototypes.
11970 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11972 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11973 64-bit register usage.
11974 (spe_func_has_64bit_regs_p): Add FIXME note.
11976 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11978 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11979 flag_finite_math_only with flag_unsafe_math_optimizations.
11981 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11983 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11984 end-of-stack check.
11985 (__tpf_eh_return): Copy TPF private stack area from the module
11986 boundary stack frame. Add check for when module addresses are
11987 equal, but no stub address is found.
11989 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11992 * arm.h (struct machine_function): Add call_via field.
11993 (thumb_call_via_label): Declare.
11994 * arm.c (thumb_call_via_label): New variable.
11995 (thumb_call_reg_needed): New variable.
11996 (arm_output_function_epilogue): For Thumb code, output any per-function
11997 call-indirect trampolines.
11998 (thumb_call_via_reg): New function.
11999 (arm_file_end): New function.
12000 (TARGET_ASM_FILE_END): Call arm_file_end.
12001 (aof_file_end): Likewise.
12002 * arm-protos.h (thumb_call_via_reg): Declare.
12003 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12004 thumb_call_via_reg in normal case.
12006 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12008 PR middle-end/19084
12009 PR rtl-optimization/19348
12010 * recog.c (peephole2_optimize): Do global life update if some peephole
12011 decides it doesn't need at least one of its inputs and that change
12012 influences liveness at the start of the basic block.
12014 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12015 arguments instead of 1.
12017 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12019 PR middle-end/18820
12020 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12021 zero for nested functions needing a static chain or functions
12022 with a non-constant address.
12024 2005-01-13 Roger Sayle <roger@eyesopen.com>
12026 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12027 (and (sign_extend X) C) into (zero_extend (and X C)).
12029 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12031 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12033 2005-01-13 Richard Henderson <rth@redhat.com>
12038 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12039 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12040 not just TARGET_SSE.
12041 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12042 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12043 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12044 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12045 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12046 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12047 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12048 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12049 (movdicc_c_rex64): Rename with '*'.
12050 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12051 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12052 (movsfcc_1_387): Rename from movsfcc_1.
12053 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12054 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12055 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12056 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12057 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12058 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12059 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12060 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12061 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12062 sse_movdfcc_const0_4): Remove.
12063 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12064 recognize min/max early. Update for changed sse cmove patterns.
12065 (ix86_split_sse_movcc): New.
12066 * config/i386/i386-protos.h: Update.
12068 2005-01-13 Steven Bosscher <stevenb@suse.de>
12070 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12071 (fix_stmt_v_may_defs): Likewise.
12073 2005-01-13 Richard Henderson <rth@redhat.com>
12075 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12076 for converting the mask.
12078 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12080 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12083 2005-01-13 Richard Henderson <rth@redhat.com>
12085 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12086 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12087 IX86_BUILTIN_MOVDQ2Q): Remove.
12088 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12089 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12090 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12092 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12093 (sse2_pextrw): Fix immediate constraint.
12094 (sse2_loadq, sse2_loadq_rex64): Remove.
12095 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12096 Use __builtin_ia32_vec_ext_<size>.
12097 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12099 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12101 * function.c (assign_parm_setup_block): Look inside original
12102 entry_parm when inspecting PARALLEL.
12104 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12105 Joel Sherrill <joel@oarcorp.com>
12108 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12109 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12110 rtems_gxx_recursive_mutex_init.
12111 (__gthread_recursive_mutex_lock): New function.
12112 (__gthread_recursive_mutex_trylock): Likewise.
12113 (__gthread_recursive_mutex_unlock): Likewise.
12115 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12117 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12119 2005-01-13 Jan Beulich <jbeulich@novell.com>
12121 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12122 (ashrti3_internal): Indicate output is early clobber. Generate result
12123 into output rather than first input. Use move for low word of output
12124 if shift count is exactly 64.
12125 (lshrti3_internal): Likewise.
12127 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12131 * reload1.c (delete_output_reload): Don't delete an output reload
12132 if the pseudo lives longer than a single basic block. Adjust and
12133 improve wording of comment.
12135 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12138 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12139 of TYPE_SIZE where we mean the number of bytes.
12141 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12143 * function.c (assign_parm_setup_block): Relax condition on
12144 multi-register optimization.
12146 2005-01-12 Nick Clifton <nickc@redhat.com>
12148 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12149 an "in_delay_slot" attribute of "no" to prevent them being used in
12150 delay slots. This is forbidden because they might generate
12153 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12156 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12157 with r->Y and Y->r.
12159 2005-01-12 Nick Clifton <nickc@redhat.com>
12161 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12162 passed on to GAS) but do not define, as GAS no longer supports or
12163 needs the -m2000 option.
12165 2005-01-11 Roger Sayle <roger@eyesopen.com>
12167 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12168 type as args of unprototyped builtins aren't automatically promoted.
12169 (fold_builtin_abs): Likewise.
12171 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12173 * Makefile.in: Set a `build-warn' variable.
12175 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12177 PR tree-optimization/17949
12178 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12179 (find_interesting_uses_address): Use it.
12181 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12183 * regrename.c (kill_value): Handle subreg's that won't simplify.
12185 2005-01-11 Richard Henderson <rth@redhat.com>
12188 * config/i386/i386.h (enum ix86_builtins): Move ...
12189 * config/i386/i386.c: ... here.
12190 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12191 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12192 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12193 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12194 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12195 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12196 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12197 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12198 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12199 IX86_BUILTIN_LOADDDUP): Remove.
12200 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12201 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12202 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12203 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12204 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12205 (ix86_init_builtins): Make static.
12206 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12207 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12208 if all the modes match. Otherwise, fake it.
12209 (get_element_number, ix86_expand_vec_init_builtin,
12210 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12211 (ix86_expand_builtin): Make static. Update for changed builtins.
12212 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12213 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12214 (ix86_expand_vector_init_duplicate): New.
12215 (ix86_expand_vector_init_low_nonzero): New.
12216 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12217 Split out from ix86_expand_vector_init; handle integer modes.
12218 (ix86_expand_vector_init): Use them.
12219 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12220 * config/i386/i386-protos.h: Update.
12221 * config/i386/predicates.md (reg_or_0_operand): New.
12222 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12223 (movv2sf_internal): Likewise. And a splitter to match them all.
12224 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12225 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12226 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12227 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12228 (mmx_pinsrw): Fix operand ordering.
12229 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12230 rather than sse_loadss expander.
12231 (movv2df splitter): Similarly.
12232 (sse_loadss, sse_loadlss): Remove.
12233 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12234 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12235 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12236 (sse3_movddup): Rename with '*'.
12237 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12238 (sse2_loadsd): Remove.
12239 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12240 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12241 (sse2_pinsrw): Fix argument ordering.
12242 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12243 (sse2_stored): Remove 'r' destination.
12244 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12245 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12246 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12247 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12248 vec_extractv16qi, vec_initv16qi): New.
12250 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12251 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12252 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12254 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12255 (_mm_load_si128, _mm_store_si128): Likewise.
12256 (_mm_load1_pd): Use _mm_set1_pd.
12257 (_mm_load_sd): Use _mm_set_sd.
12258 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12259 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12260 (_mm_set_epi64): Use _mm_set_epi64x.
12261 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12262 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12263 _mm_setr_epi8): Use _mm_set_foo form.
12264 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12265 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12266 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12267 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12268 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12269 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12270 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12271 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12272 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12273 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12274 (_mm_movedup_pd): Use _mm_shuffle_pd.
12275 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12276 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12277 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12278 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12279 Use _mm_setzero_ps.
12280 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12281 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12282 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12283 (_mm_store_ps): Use raw dereference.
12284 (_mm_store1_ps): Use _mm_storeu_ps.
12285 (_mm_storer_ps): Use _mm_store_ps.
12286 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12287 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12289 2005-01-11 Stan Shebs <shebs@apple.com>
12291 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12292 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12294 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12297 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12298 Skip all DECLs except for FIELD_DECLs.
12300 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12302 * config/s390/s390.c (override_options): Return error if
12303 -mbackchain, -mpacked-stack and -mhard-float are used together.
12304 (s390_va_start): Remove the backchain && packed-stack special case.
12305 (s390_gimplify_va_arg): Likewise.
12306 * doc/invoke.texi: Remove the ABI incompatibility note.
12308 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12310 * config/s390/s390.c (struct s390_frame_layout): Remove
12312 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12313 save_backchain_p with TARGET_BACKCHAIN.
12315 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12318 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12319 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12320 * function.c (locate_and_pad_parm): Set new field.
12321 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12322 Tweak where_pad test to include "none". Always set mem align for
12324 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12325 not sufficient for type.
12326 (assign_parm_setup_block): If stack_parm is zero on entry, always
12327 make a new stack local. Block move old stack parm if necessary
12328 to new aligned stack local.
12329 (assign_parm_setup_stack): Use a block move to handle
12330 potentially misaligned entry_parm.
12331 (assign_parms_unsplit_complex): Specify required alignment when
12332 creating stack local.
12333 * calls.c (compute_argument_addresses): Override alignment of stack
12334 arg calculated from its type with the alignment given by
12335 FUNCTION_ARG_BOUNDARY.
12336 (store_one_arg): Likewise.
12338 2005-01-11 Jan Beulich <jbeulich@novell.com>
12340 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12341 Change respective itanium_class attribute to ialu.
12342 (shladdp4_internal): New.
12343 * config/ia64/predicates.md (shladd_log2_operand): New.
12345 2005-01-11 Richard Henderson <rth@redhat.com>
12347 * expr.c (store_constructor): Use rtvec_alloc instead of
12348 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12350 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12352 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12354 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12356 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12357 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12358 (TARGET_RWRELOC): Define.
12359 (ia64_rwreloc_section_type_flags): Delete.
12360 (ia64_section_type_flags): New function.
12361 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12362 (TARGET_RWRELOC): Define.
12364 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12367 * config/ia64/ia64.c (process_set): For alloc insn, only call
12368 process_epilogue is !frame_pointer_needed.
12370 2005-01-10 Roger Sayle <roger@eyesopen.com>
12373 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12374 unary operator and can't be treated as a binary/comparison operator.
12376 2005-01-10 Richard Henderson <rth@redhat.com>
12378 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12379 (ix86_return_in_memory): Likewise.
12380 (function_arg_advance): Likewise. Mirror structure in function_arg
12381 for choosing register to advance.
12383 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12385 * tree-vectorizer.c, tree.def: Fix comment typos.
12387 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12389 * config/s390/s390.c (struct processor_costs): 4 new fields:
12390 ddbr, ddr, debr, der.
12391 (s390_rtx_costs): More precise handling of divide instructions.
12393 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12395 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12397 2005-01-10 Jan Beulich <jbeulich@novell.com>
12399 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12400 names resulting from -ffunction-sections/-fdata-sections and linkonce
12402 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12403 based on the section name. Rearrange the section name comparison logic
12404 slightly so that each section name is compared against at most once.
12406 2005-01-10 Ben Elliston <bje@au.ibm.com>
12408 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12409 targets for which -fPIC reduces limitations on the GOT size.
12411 2005-01-09 Falk Hueffner <falk@debian.org>
12413 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12416 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12419 * collect2.c (main): Set aixrtl_flag for -brtl option.
12420 (resolve_lib_name): Search for .so file extension before .a
12421 if aixrtl_flag set.
12423 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12425 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12426 (vect_analyze_data_refs_alignment): Add dump prints.
12428 2005-01-09 Ira Rosen <irar@il.ibm.com>
12430 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12431 expr_invariant_in_loop_p.
12432 Initialize outputs first thing in the function.
12433 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12434 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12435 (vect_analyze_pointer_ref_access): Check that the initial condition of
12436 the access function is loop invariant.
12438 2005-01-09 Richard Henderson <rth@redhat.com>
12440 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12441 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12442 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12443 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12444 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12445 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12446 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12447 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12448 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12449 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12450 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12451 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12452 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12453 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12454 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12455 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12456 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12457 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12458 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12459 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12460 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12461 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12462 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12464 (mmx_clrdi, pavgusb): Remove.
12465 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12466 with leading sse_ prefix.
12467 * config/i386/sse.md: Receive them.
12468 * config/i386/mmx.md: New file.
12469 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12470 (subrv2sf3): Turn into expander for normal subtraction.
12471 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12472 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12473 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12474 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12475 commutative; use ix86_binary_operator_ok.
12476 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12477 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12478 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12479 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12480 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12481 Macroize from existing patterns; use ix86_binary_operator_ok.
12482 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12483 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12484 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12485 with vec_select+vec_concat.
12486 (mmx_pshufw, mmx_pshufw_1): Likewise.
12487 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12488 (mmx_uavgv4hi3): Model correctly.
12489 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12490 _mm_xor_si64): Remove casts.
12492 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12494 PR tree-optimization/19224
12495 * tree-scalar-evolution.c (get_instantiated_value,
12496 set_instantiated_value): New functions.
12497 (instantiate_parameters_1): Cache the results.
12498 (instantiate_parameters, resolve_mixers): Initialize and free
12501 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12503 * config/i386/i386.md (addhi_4): Correct reference in comment.
12506 2005-01-08 Richard Henderson <rth@redhat.com>
12508 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12509 (_mm_cvtsi128_si64x): Likewise.
12510 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12511 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12512 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12513 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12514 * config/i386/i386-protos.h: Update.
12515 * config/i386/i386.c (print_operand): Add 'H'.
12516 (ix86_fixup_binary_operands): Split out from ...
12517 (ix86_expand_binary_operator): ... here.
12518 (ix86_fixup_binary_operands_no_copy): New.
12519 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12520 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12521 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12522 (safe_vector_operand): Use CONST0_RTX.
12523 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12524 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12525 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12526 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12528 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12529 (IX86_BUILTIN_CMPNGESS): New.
12530 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12531 (attr type): Add sselog1.
12532 (attr unit, attr memory): Handle it.
12533 (movti, movti_internal, movti_rex64): Move near other integer moves.
12534 (movtf, movtf_internal): Move near other fp moves.
12535 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12536 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12537 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12538 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12539 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12540 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12541 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12542 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12543 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12544 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12545 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12546 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12547 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12548 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12549 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12550 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12551 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12552 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12553 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12554 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12555 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12556 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12557 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12558 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12559 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12560 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12561 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12562 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12563 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12564 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12565 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12566 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12567 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12568 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12569 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12570 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12571 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12572 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12573 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12574 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12575 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12576 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12577 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12578 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12580 (SSEPUSH, push<SSEPUSH>): Remove.
12581 (MMXPUSH, push<MMXPUSH>): Remove.
12582 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12583 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12584 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12585 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12586 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12587 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12588 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12589 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12590 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12591 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12592 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12593 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12594 (ppro_sse_log_V4SF): Handle sselog1.
12595 * config/i386/predicates.md (const_0_to_1_operand): New.
12596 (const_0_to_255_mul_8_operand): New.
12597 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12598 (const_2_to_3_operand, const_4_to_7_operand): New.
12599 * config/i386/sse.md: New file.
12600 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12601 (sse_movups): Rename from sse_movups_1.
12602 (sse_loadlss): Rename from sse_loadss_1.
12603 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12605 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12606 (absv4sf2, negv2df, absv2df): New.
12607 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12608 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12609 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12610 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12611 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12612 (sse3_addsubv4sf3): Model correctly.
12613 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12614 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12615 (sse_movhlps): Model with vec_select+vec_concat.
12616 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12617 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12618 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12619 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12620 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12621 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12622 sse2_pshufhw_1): Likewise.
12623 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12624 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12625 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12626 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12627 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12628 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
12629 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
12630 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
12631 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
12632 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
12633 sminv8hi3): Mark commutative
12634 operands. Use ix86_binary_operator_ok.
12635 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
12636 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
12637 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
12638 sse2_punpcklqdq): Allow operand2 in memory.
12639 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
12640 sse2_movsd): Add memory alternatives.
12641 (sse_storelps): Turn expander into an insn; split after reload.
12642 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
12643 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
12645 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12647 * configure.ac (DWARF-2 debug_line): Use objdump.
12648 * configure: Regenerate.
12650 2005-01-08 Jeff Law <law@redhat.com>
12651 Diego Novillo <dnovillo@redhat.com>
12653 PR tree-optimization/18241
12654 * tree-nrv.c (tree_nrv): Ignore volatile return values.
12655 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
12656 statements with volatile operands.
12657 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
12658 operands after marking a statement with has_volatile_ops.
12660 2005-01-08 Roger Sayle <roger@eyesopen.com>
12662 * tree.c (int_fits_type_p): Always honor integer constant
12663 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12665 2005-01-08 Roger Sayle <roger@eyesopen.com>
12667 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12668 the latent bug in rtl_delete_block has been resolved.
12670 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12672 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12673 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12675 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12677 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12678 library as @multilib_dir@/$(SHLIB_SONAME).
12680 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12682 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12683 * configure: Regenerate.
12685 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12687 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12690 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12693 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12694 Convert non-word aligned offset address using ld/std into
12697 2005-01-07 Richard Henderson <rth@redhat.com>
12699 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12701 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12703 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12705 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12707 PR tree-optimization/19283
12708 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12709 is not shorter than the original type.
12711 PR rtl-optimization/19012
12712 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12714 PR rtl-optimization/18861
12715 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12716 (FULL_STATE): Define.
12717 (mark_tablejump_edge): New function.
12718 (purge_dead_tablejump_edges): New function.
12719 (find_bb_boundaries): Use it.
12721 PR tree-optimization/18828
12722 * builtins.c (expand_builtin_next_arg): Remove argument and all
12723 the argument checking.
12724 (expand_builtin): Adjust caller.
12725 (expand_builtin_va_start): Likewise. Remove error for too many
12727 (fold_builtin_next_arg): Issue error for too many arguments.
12728 After checking arguments, replace them with magic arguments that
12729 prevent further checking of the args.
12731 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12733 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12735 2005-01-06 Roger Sayle <roger@eyesopen.com>
12738 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12739 and %{.S:...} (and their negative variants) to test whether the
12740 input file is assembler or pre-processed-assembler independent of
12741 the actual filename extension.
12743 2005-01-06 Roger Sayle <roger@eyesopen.com>
12745 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12746 of sign or zero extended values.
12748 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12750 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12751 for IBM long double format correctly.
12753 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12755 Fix PR tree-optimization/18792
12757 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12758 to first_loop_depth, and use loop depth instead of loop number.
12759 (build_classic_dir_vector): Ditto.
12760 (compute_data_dependences_for_loop): Use depth, not loop number.
12761 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12762 number. Pass in loops, instead of loop numbers.
12763 (gather_interchange_stats): Ditto.
12764 (linear_transform_loops): Ditto.
12766 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12769 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12770 biv_fits_mode_p, extension_within_bounds_p): New functions.
12771 (check_ext_dependent_givs): Use them.
12773 2005-01-06 Roger Sayle <roger@eyesopen.com>
12775 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12776 more than one barrier, in which case we should delete them all.
12778 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12780 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12782 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12784 Fix PR middle-end/19286
12786 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12787 output this subprogram, simply ignore this attempt to do it again.
12788 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12789 origin attribute if it's not possible.
12790 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12791 (decls_for_scope): Ditto.
12792 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12793 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12795 2005-01-05 Richard Henderson <rth@redhat.com>
12798 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12799 (bdesc_2arg): Use it.
12800 (ix86_expand_binop_builtin): Force operands into registers
12802 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12803 ix86_expand_sse_compare, ix86_expand_sse_comi,
12804 ix86_expand_builtin): Likewise.
12806 2005-01-05 Richard Henderson <rth@redhat.com>
12808 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12810 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12811 (mulv4hi3): Set itanium_class mmmul.
12812 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12813 (fpack): Rename from fpack_sfsf.
12815 2005-01-05 Richard Henderson <rth@redhat.com>
12818 * reload1.c (do_input_reload): Restrict the optimization deleteing
12819 a previous output reload to RELOAD_FOR_INPUT.
12821 2005-01-05 Steven Bosscher <stevenb@suse.de>
12823 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12824 comment that we fall through after case.
12825 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12826 (distribute_links): Likewise.
12827 * cse.c (cse_insn): Likewise.
12828 * cselib.c (cselib_invalidate_mem): Likewise.
12829 * df.c: Update comments at the top of the file.
12830 (read_modify_subreg_p): Update comments here too.
12831 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12832 * flow.c (mark_set_1): Likewise.
12833 (mark_used_regs): Likewise.
12834 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12835 (canon_list_insert): Likewise.
12836 (mark_set): Likewise.
12837 (try_replace_reg): Likewise.
12838 (store_killed_in_insn): Likewise.
12839 * loop.c (count_one_set): Likewise.
12840 (basic_induction_var): Likewise.
12841 * postreload-gcse.c (find_mem_conflicts): Likewise.
12842 * postreload.c (reload_combine_note_store): Likewise.
12843 (move2add_note_store): Likewise.
12844 * reload.c (find_equiv_reg): Likewise.
12845 (mark_referenced_resources): Likewise.
12846 * rtlanal.c (set_noop_p): Likewise.
12847 (note_stores): Likewise.
12848 (note_uses): Likewise.
12849 * sched-deps.c (sched_analyze_1): Likewise.
12850 * sched-rgn.c (check_live_1): Likewise.
12851 (update_live_1): Likewise.
12852 * config/i860/i860.c: Likewise.
12854 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12856 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12858 * doc/rtl.texi: Update documentation for bit-fields and SET.
12860 2005-01-05 Roger Sayle <roger@eyesopen.com>
12862 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12864 2005-01-05 Jan Hubicka <jh@suse.cz>
12865 Richard Henderson <rth@redhat.com>
12868 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12871 2005-01-05 Richard Henderson <rth@redhat.com>
12874 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12875 (sse_shufps): Change operand 3 to const_int_operand.
12876 (sse2_storelps): Fix typo in template.
12877 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12878 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12879 (ix86_expand_builtin): Likewise.
12881 2005-01-05 Julian Brown <julian@codesourcery.com>
12883 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12884 as aggregates for AAPCS ABIs.
12886 2005-01-05 Stan Shebs <shebs@apple.com>
12888 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12889 Mach-O getters if ppc64.
12890 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12892 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12893 signed four-byte field for global code case.
12894 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12896 2005-01-05 Roger Sayle <roger@eyesopen.com>
12898 PR middle-end/19100
12899 * c-common.c: Include real.h.
12900 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12901 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12902 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12903 * Makefile.in (c-common.o): Update dependencies.
12905 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12907 * c-parse.in (asm_string): Add trailing semicolon.
12909 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12911 * c-parse.in (asm_string): New. Don't allow wide strings in
12913 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12914 asm_string instead of STRING.
12916 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12918 * c-typeck.c (constructor_no_implicit): Remove.
12919 (set_designator, process_init_element): Don't check
12920 constructor_no_implicit.
12922 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12923 Kaz Kojima <kkojima@gcc.gnu.org>
12926 * lcm.c (create_pre_exit): New.
12927 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12928 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12930 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12932 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12933 -msoft-float in target_float_switch.
12934 * arm.c (arm_override_options): Fix processing of target_float_switch.
12936 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12938 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12941 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12943 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12944 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12946 2005-01-04 Roger Sayle <roger@eyesopen.com>
12948 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12949 if deleting the then-block allows the test-block to fallthru to the
12952 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12955 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12956 after the full declaration if the are in two different TUs.
12958 2005-01-04 Richard Henderson <rth@redhat.com>
12961 * tree-sra.c (generate_one_element_init): Just
12962 call gimplify_and_add.
12963 (generate_element_init): Record the
12964 new referenced variables and mark them for renaming
12965 and split out to ...
12966 (generate_element_init_1): This.
12967 (scalarize_init): Don't call push_gimplify_context/
12968 pop_gimplify_context.
12970 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12972 * toplev.c (get_src_pwd): Handle failure of getpwd().
12974 2005-01-04 Roger Sayle <roger@eyesopen.com>
12976 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12978 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12979 all the cases handled by it are inverted by invert_truthvalue.
12981 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12983 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12984 (save_register_windowsi): Likewise.
12986 2005-01-04 Richard Henderson <rth@redhat.com>
12988 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12990 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12992 PR middle-end/17767
12993 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12994 any simplifications of vector mode comparison operators.
12995 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12997 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12998 Devang Patel <dpatel@apple.com>
13000 PR tree-optimization/18308
13001 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13002 the operands before creating a new expression.
13003 * dojump.c (do_jump): Make drop_through_label available
13004 for all cases. Add expansion of COND_EXPR.
13006 2005-01-04 Ira Rosen <irar@il.ibm.com>
13008 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13009 INTEGER_CST instead of TREE_CONSTANT.
13010 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13011 instead of TREE_CONSTANT.
13012 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13013 instead of TREE_CONSTANT.
13015 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13017 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13019 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13022 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13023 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13025 2005-01-03 Richard Henderson <rth@redhat.com>
13027 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13028 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13029 fold_convert_const_real_from_real): Split out from ...
13030 (fold_convert_const): ... here.
13032 2005-01-03 Richard Henderson <rth@redhat.com>
13035 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13036 (mov<MMXMODEI>_internal): Likewise.
13037 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13038 Add V2SF case; use it for SSE1; don't use TI.
13039 (movdf_integer): Likewise.
13040 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13042 2005-01-03 Ira Rosen <irar@il.ibm.com>
13044 * tree-vectorizer.c (vect_strip_conversions): New function.
13045 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13046 check for binary class.
13048 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13052 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13054 * gimple-low.c (mark_blocks_with_used_vars): New function.
13055 (mark_blocks_with_used_subblocks): Ditto.
13056 (mark_used_blocks): Ditto.
13057 (pass_mark_used_blocks): New pass.
13058 * tree-inline.c: Include debug.h.
13059 (expand_call_inline): Call outlining_inline_function here.
13060 * tree-optimize.c (init_tree_optimization_passes): Add
13061 pass_mark_used_blocks.
13062 * tree-pass.h (pass_mark_used_blocks): New.
13063 * Makefile.in (tree-inline.o): Add debug.h dependency.
13065 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13067 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13068 VAR_DECLs to have weak_import attribute.
13070 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13073 2004-01-03 Steven Bosscher <stevenb@suse.de>
13075 * passes.c (rest_of_compilation): Don't run regmove if only
13076 flag_expensive_optimizations, require flag_regmove instead.
13078 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13080 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13082 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13083 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13084 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13085 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13087 2005-01-03 Richard Henderson <rth@redhat.com>
13089 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13090 (ia64_const_ok_for_letter_p): New.
13091 (ia64_const_double_ok_for_letter_p): New.
13092 (ia64_extra_constraint): New.
13093 (ia64_expand_vecint_compare): New.
13094 (ia64_expand_vcondu_v2si): New.
13095 (ia64_expand_vecint_cmov): New.
13096 (ia64_expand_vecint_minmax): New.
13097 (ia64_print_operand): Add 'v'.
13098 (ia64_preferred_reload_class): New.
13099 (ia64_vector_mode_supported_p): New.
13100 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13101 (PREFERRED_RELOAD_CLASS): Move to function.
13102 (CONST_OK_FOR_LETTER_P): Move to function.
13103 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13104 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13105 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13106 (EXTRA_CONSTRAINT): Move to function.
13107 * config/ia64/ia64.md: Include vect.md.
13108 (itanium_class): Add mmalua.
13110 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13112 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13113 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13115 (const_int_2bit_operand): New.
13116 (fr_reg_or_0_operand): New.
13117 * config/ia64/ia64-modes.def: Add vector modes.
13118 * config/ia64/ia64-protos.h: Update.
13119 * config/ia64/vect.md: New file.
13121 2005-01-03 Richard Henderson <rth@redhat.com>
13123 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13125 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13128 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13130 (log1pdf2): Change mode of operands[0,1] to DFmode.
13132 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13134 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13135 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13136 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13137 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13138 SPARC_RELAXED_ORDERING.
13140 2005-01-03 Richard Henderson <rth@redhat.com>
13141 Uros Bizjak <uros@kss-loka.si>
13144 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13145 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13146 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13148 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13149 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13150 const_pow2_1_to_128_operand): New predicates.
13152 2005-01-02 Greg McGary <greg@mcgary.org>
13154 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13156 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13157 object. [ptr_type]: Remove unused variable.
13158 Remember nearest addressable array-element or record-component
13159 when checking bitfield components. Tolerate empty BIND_EXPR.
13161 2005-01-01 Richard Henderson <rth@redhat.com>
13163 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13164 that don't narrow the value. Fail for other conversions.
13166 2005-01-01 Richard Henderson <rth@redhat.com>
13169 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13170 * c-lang.c (finish_file): Don't do it here.
13171 * objc/objc-act.c (objc_finish_file): Likewise.
13173 * cgraph.c (decl_assembler_name_equal): New.
13174 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13175 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13176 * cgraph.h (struct cgraph_varpool_node): Add next.
13177 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13178 * varasm.c (assemble_alias): Mark the target as needed.
13180 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13182 PR middle-end/19221
13183 * function.c (get_arg_pointer_save_area): Use entry_of_function
13184 instead of get_insns.
13186 2005-01-01 Roger Sayle <roger@eyesopen.com>
13187 Andrew Pinski <pinskia@physics.uc.edu>
13188 James E. Wilson <wilson@specifixinc.com>
13190 PR rtl-optimization/12092
13191 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13194 2005-01-01 Roger Sayle <roger@eyesopen.com>
13195 Olivier Hainque <hainque@act-europe.fr>
13197 * tree.c (int_fits_type_p): A narrower type always fits in a
13198 wider one, except for negative values into unsigned types.
13200 2005-01-01 Roger Sayle <roger@eyesopen.com>
13202 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13203 with the original constant rather than require TREE_OVERFLOW.
13205 2005-01-01 Steven Bosscher <stevenb@suse.de>
13207 PR middle-end/17544
13208 * c-decl.c (finish_function): If compiling C99, annotate the
13209 compiler generated return with the current file name and line 0.
13210 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13211 the source line is greater than 0.
13212 (remove_bb): Likewise.