1 2005-04-21 Roger Sayle <roger@eyesopen.com>
3 * c-common.h (objc_build_method_signature): Update prototype.
4 * stub-objc.c (objc_build_method_signature): Update the stub
5 implementation to accept and ignore additional parameter.
6 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7 the value of ellipsis to objc_build_method_signature instead
8 of setting TREE_OVERFLOW on the parms TREE_LIST node.
10 2005-04-21 Geoffrey Keating <geoffk@apple.com>
12 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
13 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
14 gen_rtx_* not gen_rtx_fmt_*.
15 (rs6000_emit_vector_select): Likewise.
16 (rs6000_emit_sync): New.
17 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
18 (larx, stcx, cmp): New mode substitutions.
19 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
20 UNSPEC_ISYNC): New constants.
22 (memory_barrier, isync, lwsync): New insns.
23 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
24 (sync_lock_release<mode>): New expander.
25 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
26 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
27 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
28 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
29 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
30 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
31 (sync_add<mode>_internal, sync_addshort_internal,
32 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
33 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
34 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
36 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
37 is the memory before, not after, the operation. Clarify
40 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
42 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
43 * lambda.h (lambda_vector_min_nz): Likewise.
44 * langhooks.h (struct lang_hooks_for_types,
45 struct lang_hooks): Likewise.
46 * output.h (assemble_integer, this_is_asm_operands): Likewise.
49 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
51 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
52 comments to avoid 'abort'. Use gcc_assert as necessary.
53 * opts.c (common_handle_option): Likewise.
54 * pretty-print.c (pp_base_format_text): Likewise.
55 * print-rtl.c (print_rtx): Likewise.
56 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
57 * regmove.c (try_auto_increment): Likewise.
58 * reload.c (find_valid_class, find_reloads_toplev,
59 find_equiv_reg): Likewise.
60 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
61 merge_assigned_reloads): Likewise.
62 * tree-inline.c (inline_forbidden_p_1,
63 estimate_num_insns_1): Likewise.
64 * tree-optimize.c (execute_todo): Likewise.
65 * tree-outof-ssa.c (eliminate_phi): Likewise.
66 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
67 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
68 * tree-ssa-operands.c (parse_ssa_operands,
69 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
70 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
71 * tree-ssanames.c (release_ssa_name): Likewise.
72 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
75 * tree-ssa-operands.c (verify_abort): Fold into ..
76 (verify_imm_links): ... here.
78 2005-04-21 Richard Henderson <rth@redhat.com>
80 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
81 on non-memory operand for previous inversion.
83 2005-04-21 Devang Patel <dpatel@apple.com>
86 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
87 x = !(a == b) : p , q;.
88 (pass_if_conversion): Verify stmts and flow.
90 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
92 * optabs.c (gen_conditional_trap): Restore #define.
94 * alias.c (true_dependence): Remove 'abort' from comments. Use
95 gcc_assert and gcc_unreachable as appropriate.
96 (canon_true_dependence): Likewise.
97 * bb-reorder.c (connect_traces): Likewise.
98 * c-common.c (c_add_case_label): Likewise.
99 * c-decl.c (finish_function): Likewise.
100 * caller-save.c (insert_restore, insert_save): Likewise.
101 * cfg.c (update_bb_profile_for_threading): Likewise.
102 * cfganal.c (flow_active_insn_p): Likewise.
103 * cfgexpand.c (add_reg_br_prob_note): Likewise.
104 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
105 cfg_layout_merge_blocks): Likewise.
106 * ifcvt.c (cond_exec_process_insns, merge_if_block,
107 find_if_block): Likewise.
108 * integrate.c (allocate_initial_values): Likewise.
109 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
110 swap_condition, unsigned_condition, signed_condition,
111 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
112 reg_or_subregno): Likewise.
113 * lambda-code.c (lambda_compute_auxillary_space,
114 lambda_transform_legal_p): Likewise.
115 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
116 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
117 lhd_incomplete_type_error, lhd_expand_expr,
118 lhd_types_compatible_p, lhd_tree_size): Likewise.
119 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
120 * local-alloc.c (update_equiv_regs): Likewise.
121 * loop-unroll.c (peel_loop_completely
122 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
123 peel_loop_simple, unroll_loop_stupid,
124 analyze_iv_to_split_insn): Likewise.
125 * loop.c (gen_prefetch, find_and_verify_loops,
126 basic_induction_var): Likewise.
127 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
128 * value-prof.c (tree_find_values_to_profile): Likewise.
129 * varasm.c (named_section, default_assemble_integer,
130 decode_addr_const): Likewise.
132 2005-04-21 Alan Modra <amodra@bigpond.net.au>
133 Fariborz Jahanian <fjahanian@apple.com>
135 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
136 portion of argument passed in fpr.
137 * expr.c (emit_push_insn): Fix computation of 'offset' used to
138 decide on partial argument save on stack.
140 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
142 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
145 2005-04-21 Jan Hubicka <jh@suse.cz>
147 * cgraphunit.c: Include tree-pass.h
148 (cgraph_decide_recursive_inlining,
149 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
150 cgraph_decide_inlining): Dump goes to dump_file.
151 (cgraph_optimize): Call ipa passes instead of inliner.
152 (cgraph_gate_inlining, pass_ipa_inline): New.
153 * tree-optimize.c (all_ipa_passes): New static variable.
154 (register_one_dump_file): Dead with IPA passes.
155 (register_dump_files): Likewise.
156 (init_tree_optimization_passes): Initialize IPA passes.
157 (execute_todo): Do cgraph dump when asked to, do not dump function body
159 * tree-pass.h (TODO_dump_cgraph): New macro.
160 (ipa_passes): Declare.
161 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
163 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
165 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
166 gcc_assert instead of abort.
167 (classify_argument, examine_argument, construct_container,
168 contains_128bit_aligned_vector_p, ix86_check_movabs,
169 standard_80387_constant_opcode, standard_80387_constant_rtx,
170 ix86_initial_elimination_offset, ix86_compute_frame_layout,
171 pro_epilogue_adjust_stack, ix86_expand_epilogue,
172 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
173 legitimize_tls_address, output_pic_addr_const,
174 i386_output_dwarf_dtprel, put_condition_code, print_reg,
175 get_some_local_dynamic_name, print_operand, print_operand_address,
176 output_387_binary_op, emit_i387_cw_initialization,
177 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
178 ix86_expand_clear, ix86_expand_binary_operator,
179 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
180 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
181 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
182 ix86_expand_branch, ix86_expand_setcc,
183 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
184 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
185 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
186 memory_address_length, ix86_attr_length_immediate_default,
187 ix86_attr_length_address_default, ix86_agi_dependant,
188 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
189 ix86_expand_binop_builtin, ix86_force_to_memory,
190 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
191 x86_emit_floatuns): Likewise.
192 * config/i386/netware.c (gen_regparm_prefix,
193 i386_nlm_strip_name_encoding): Likewise.
194 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
196 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
198 * optabs.c (gen_condiational_trap): Remove #define.
199 (add_equal_note): Assertify. Remove explicit indirection from
200 call via function pointer.
201 (expand_ternary_op, expand_simple_binop, expand_binop,
202 expand_twoval_unop, expand_twoval_binop,
203 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
204 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
205 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
206 prepare_float_lib_cmp, emit_conditional_move,
207 emit_conditional_add, gen_add2_insn, gen_add3_insn,
208 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
209 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
210 vector_compare_rtx, expand_vec_cond_expr): Likewise.
212 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
214 * vec.h: Update API to separate allocation mechanism from type.
215 (VEC_safe_grow): New.
216 * vec.c (calculate_allocation): New.
217 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
218 (vec_gc_free, vec_heap_free): Remove.
219 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
221 (mangle_macro_name): New.
222 (struct macro_def): New.
223 (struct macro): Add multiple argument values.
224 (macro_expans_end): New.
225 (push_macro_expansion): Chain on new macro. Process multiple
226 args, create follow on expansion. Return follow on argument.
227 (macro_input): Deal with multiple arguments.
229 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
230 (struct tree_binfo): Adjust.
231 * basic-block.h: Define VEC(edge,gc).
232 (struct edge_def): Adjust.
233 (struct basic_block_def, struct edge_iterator): Likewise.
234 (ei_container, ei_start_1, ei_last_1): Likewise.
235 * cfg.c (connect_src, connect_dest): Likewise.
236 * cfgrtl.c (force_nonfallthru_and_redirect)
237 * dbxout.c (dbxout_type)
238 * dwarf2out.c (gen_member_die)
239 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
240 (gcc_tree_to_linear_expression): Adjust.
241 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
242 lbv_to_gcc_expression, lle_to_gcc_expression,
243 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
244 perfect_nestify): Likewise.
245 * lambda.h (gcc_loopnest_to_lambda_loopnest,
246 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
247 * profile.c (instrument_values): Adjust.
248 * tree-cfg.c (modified_noreturn_calls): Adjust.
249 (remove_fallthru_edge): Likewise.
250 * tree-dump.c (dequeue_and_dump): Adjust.
251 * tree-flow-inline.h (mark_stmt_modified): Adjust.
252 * tree-flow.h (modified_noreturn_calls): Adjust.
253 (tree_on_heap): Remove. (yay!)
254 (register_new_def): Adjust.
255 * tree-into-ssa.c: Define VEC(int,heap).
256 (block_defs_stack): Adjust.
257 (find_idf, insert_phi_nodes, register_new_def,
258 rewrite_initialize_block, rewrite_finalize_block,
259 register_new_update_single, rewrite_update_init_block,
260 rewrite_update_fini_block, rewrite_blocks,
261 ssa_rewrite_finalize_block, ssa_register_new_def,
262 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
263 * tree-loop-linear.c (linear_transform_loops): Adjust.
264 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
265 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
266 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
267 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
268 vrp_variables_stack): Adjust declarations.
269 (tree_ssa_dominator_optimize): Adjust.
270 (dom_opt_initialize_block, remove_local_expressions_from_table,
271 restore_nonzero_vars_to_original_value,
272 restore_vars_to_original_value,
273 restore_currdefs_to_original_value, dom_opt_finalize_block,
274 record_var_is_nonzero, record_cond, record_const_or_copy_1,
275 optimize_stmt, update_rhs_and_lookup_avail_expr,
276 lookup_avail_expr, record_range): Likewise.
277 * tree-ssa-pre.c: Define VEC(basic_block,heap).
278 (compute_antic_aux): Adjust.
279 (inserted_exprs, create_expression_by_pieces,
280 insert_into_preds_of_block, eliminate, mark_operand_necessary,
281 remove_dead_inserted_code, fini_pre): Likewise.
282 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
283 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
284 ssa_prop_init): Likewise.
285 * tree-ssa.c: Define VEC(bitmap,heap).
286 (verify_name_tags): Adjust.
287 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
288 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
289 tree_divmod_values_to_profile, tree_find_values_to_profile,
290 value_profile_transformations): Likewise.
291 * value-prof.h: Define VEC(histogram_value,heap).
292 * varasm.c: Remove alias_pair pointer typedef, define
294 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
296 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
297 not a pointer to it. Create an object vector.
298 (extern_symbols): Turn into an object vector.
299 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
301 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
304 * Makefile.in (tree-chrec.o): Depend on params.h.
305 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
307 * tree-chrec.c: Depend on params.h. Replace build with buildN,
308 and fold build with fold_buildN.
309 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
310 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
311 (tree_contains_chrecs): Compute an estimation of the size of the
313 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
314 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
315 * tree-scalar-evolution.c (simple_iv): Ditto.
316 * doc/invoke.texi (scev-max-expr-size): Documented.
318 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
320 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
321 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
322 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
323 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
324 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
325 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
326 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
327 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
328 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
329 (darwin_fix_and_continue_switch): Delete.
330 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
331 (SUBTARGET_SWITCHES): Delete.
332 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
333 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
334 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
335 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
336 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
337 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
338 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
339 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
340 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
341 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
342 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
343 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
344 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
345 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
346 (TARGET_64BIT): Undef before redefining.
347 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
348 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
349 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
350 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
351 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
352 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
353 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
354 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
355 (ix86_debug_arg_string, ix86_debug_addr_string)
356 (ix86_align_loops_string, ix86_align_jumps_string)
357 (ix86_align_funcs_string): Delete.
358 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
359 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
360 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
361 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
362 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
363 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
364 (SUBTARGET_SWITCHES): Delete.
365 * config/i386/i386.c (ix86_debug_arg_string): Delete.
366 (ix86_debug_addr_string): Delete.
367 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
368 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
369 (ix86_align_loops_string, ix86_align_jumps_string)
370 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
371 (ix86_align_funcs_string): Make static.
372 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
373 (ix86_handle_option): New function.
374 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
375 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
376 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
377 of darwin_fix_and_continue_switch.
378 (darwin_one_byte_bool): Delete.
379 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
380 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
381 to darwin_one_byte_bool.
382 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
383 * config/i386/djgpp.opt, config/i386/i386.opt,
384 * config/i386/sco5.opt: New files.
386 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
388 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
389 fp_zero_operand, fp_register_operand, intreg_operand,
390 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
391 call_operand, call_operand_address, tgd_symbolic_operand,
392 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
393 symbolic_operand, symbolic_memory_operand, label_ref_operand,
394 sp64_medium_pic_operand, data_segment_operand,
395 text_segment_operand, splittable_symbolic_memory_operand,
396 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
397 eq_or_neq, normal_comp_operator, noov_compare_op,
398 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
399 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
400 const64_operand, const64_high_operand, arith11_operand,
401 arith10_operand, arith_double_operand, arith_double_4096_operand,
402 arith_double_add_operand, arith11_double_operand,
403 arith10_double_operand, small_int, small_int_or_double,
404 uns_small_int, uns_arith_operand, clobbered_register,
405 input_operand, compare_operand): Delete.
406 (sparc_emit_set_const32): Use predicates in assertion. Remove special
407 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
408 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
409 (GEN_HIGHINT64, GEN_INT64): Delete.
410 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
411 gen_safe_XOR64): Adjust for above deletion.
412 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
413 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
414 (legitimate_constant_p): Use const_zero_operand instead.
415 (sparc_extra_constraint_check): Likewise.
416 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
417 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
418 (PREDICATE_CODES): Delete.
419 * config/sparc/sparc.md: Include predicates.md.
420 (All patterns): Adjust for new predicate names.
421 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
422 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
423 (movdi): Use general_operand predicate.
424 (movdi_sp64_dbl): Delete.
425 (movdi_const64_special): Add 'N' constraint.
426 (movdicc): Use arith10_operand predicate.
427 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
428 (movdi_cc_reg_sp64): Use arith10_operand predicate.
429 (movdi_cc_reg_sp64_trunc): Delete.
430 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
431 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
432 (subdi3_sp32): Delete.
433 (subdi3_insn_sp32): Change to define_insn_and_split.
434 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
435 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
436 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
437 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
438 small_int_operand predicate.
439 (divdi3, udivdi3): Use arith_operand predicate.
440 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
441 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
442 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
443 (xordi3_sp64_dbl): Delete.
444 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
445 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
446 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
447 cmp_ccx_set_not): Use arith_operand predicate.
448 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
449 * config/sparc/predicates.md: New file.
451 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
453 PR tree-optimization/14846
454 * fold-const.c (fold_single_bit_test_into_sign_test): New,
456 (fold_single_bit_test): ... here.
457 (fold_binary): Call fold_single_bit_test_into_sign_test
458 instead of fold_single_bit_test.
460 2005-04-20 James E Wilson <wilson@specifixinc.com>
463 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
464 is another declaration.
466 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
468 * config/cris/predicates.md: New file.
469 * config/cris/cris-protos.h (cris_store_multiple_op_p)
470 (cris_movem_load_rest_p): Declare.
471 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
472 (cris_movem_load_rest_p): Ditto. Globalize.
473 (cris_bdap_operand, cris_bdap_biap_operand,
474 cris_orthogonal_operator, cris_commutative_orth_op,
475 cris_operand_extend_operator,
476 cris_additive_operand_extend_operator, cris_extend_operator,
477 cris_plus_or_bound_operator, cris_mem_op,
478 cris_general_operand_or_symbol,
479 cris_general_operand_or_gotless_symbol,
480 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
481 cris_load_multiple_op): Remove predicate functions.
482 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
483 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
484 * config/cris/cris.h (PREDICATE_CODES): Don't define.
485 * config/cris/cris.md: Include predicates.md.
486 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
488 2005-04-20 Ian Lance Taylor <ian@airs.com>
490 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
491 * c-common.h (STMT_EXPR_STMT): Don't define.
492 (STMT_EXPR_NO_SCOPE): Don't define.
493 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
494 * c-pretty-print.c (pp_c_primary_expression): Likewise.
495 (pp_c_expression): Likewise.
497 2005-04-20 Richard Henderson <rth@redhat.com>
500 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
502 2005-04-20 Jeff Law <law@redhat.com>
504 * reload1.c (reload): Ignore equivalences between pseudos and
507 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
510 * c-tree.h (struct c_label_list): Update comment.
511 (struct c_label_context): Rename to struct c_label_context_se.
512 (label_context_stack): Rename to label_context_stack_se.
513 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
514 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
515 c_end_vm_scope): New.
516 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
517 * c-decl.c (pop_scope): Call c_end_vm_scope.
518 (pushdecl): Call c_begin_vm_scope for variably modified
520 (define_label): Check for jumping into scope of identifier with
521 variably modified type. Push label on stack for those defined at
522 current context of identifiers with variably modified type.
523 (start_function): Create stack level for context of identifiers
524 with variably modified type.
525 (finish_function): Pop stack level for context of identifiers with
526 variably modified type.
527 * c-typeck.c (label_context_stack): Rename to
528 label_context_stack_se.
529 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
530 (c_finish_goto_label): Check for jumping into scope of identifier
531 with variably modified type. Push label on stack for those jumped
532 to from current context of identifiers with variably modified
534 (struct c_switch): Add blocked_vm.
535 (c_start_case): Initialize blocked_vm.
536 (do_case): Check blocked_vm.
537 (c_finish_case): Add comment.
538 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
539 variable label_context_stack.
541 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
543 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
544 conditional_replacement, value_replacement, abs_replacement,
546 (replace_phi_edge_with_variable): Remove argument BB.
547 (conditional_replacement, value_replacement,
548 minmax_replacement, abs_replacement): Remove argument PHI_BB.
549 Update a call to replace_phi_edge_with_variable.
551 * tree-ssa-phiopt.c: Fix comments.
553 2005-04-20 Michael Matz <matz@suse.de>
556 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
559 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
561 * tree-ssa-phiopt.c: Fix comment typos.
563 PR tree-optimization/21116
564 * tree-ssa-phiopt.c: Fix a typo.
566 2005-04-19 Richard Henderson <rth@redhat.com>
568 * builtins.c (expand_builtin_sync_operation): Revert last change.
569 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
571 (expand_compare_and_swap_loop): Likewise.
572 (expand_sync_operation): Remove fallback from NAND to AND; invert
573 memory operand when expanding from cmpxchg.
574 (expand_sync_fetch_operation): Likewise.
575 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
578 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
579 when implementing NAND. Fix double-add for AFTER.
580 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
581 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
582 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
584 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
587 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
588 to return old memory value.
589 (sync_compare_and_swap_cc<IMODE>): Likewise.
591 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
592 return pre-reload. Don't consider output or anti dependencies.
593 * config/ia64/sync.md (IMODE): New.
594 (modesuffix): Add QI and HI.
595 (memory_barrier): Simplify expansion.
596 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
597 (cmpxchg_acq_<IMODE>): Likewise.
598 (sync_lock_test_and_set<IMODE>): Likewise.
599 (sync_lock_release<IMODE>): Likewise.
601 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
603 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
606 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
608 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
610 2005-04-20 Michael Pogue <michael.pogue@sun.com>
611 Joseph S. Myers <joseph@codesourcery.com>
613 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
614 * c-typeck.c (build_c_cast): Check these options.
615 * doc/invoke.texi: Document these options.
617 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
619 * tree-ssa-phiopt.c: Update a comment about the pass.
621 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
623 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
624 config/mcore/mcore.c: Fix comment typos.
626 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
628 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
629 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
631 2005-04-19 Paul Brook <paul@codesourcery.com>
633 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
635 2005-04-19 Andrew Haley <aph@redhat.com>
638 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
639 looking at a field's bitpos.
641 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
643 * system.h (fopen, fdopen, freopen): Define these to the unlocked
646 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
648 PR tree-optimization/21096
649 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
651 2005-04-19 Alan Modra <amodra@bigpond.net.au>
654 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
655 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
657 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
659 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
660 refers to the function being dumped.
662 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
664 * varasm.c (assemble_start_function): Remove reset of in_section.
666 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
668 PR tree-optimization/21085
669 * fold-const (fold_binary): Don't change X % -C to X % C if C has
672 2005-04-19 Ben Elliston <bje@au.ibm.com>
674 * doc/invoke.texi (Optimize Options): Refer to the correct
675 optimisation flag -ftree-dominator-opts, not -ftree-dom.
677 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
679 * config/rs6000/rs6000.c (machopic_output_stub): Increase
680 alloca argument to be big enough.
682 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
685 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
688 2005-04-18 Tom Tromey <tromey@redhat.com>
690 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
693 2005-04-18 Richard Henderson <rth@redhat.com>
695 * config/alpha/alpha.c (alpha_split_atomic_op): New.
696 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
697 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
698 * config/alpha/alpha-protos.h: Update.
699 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
700 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
701 (attr type): Add ld_l, st_c, mb.
702 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
703 iornotsi3, xorsi_internal, xornotsi3): New.
704 * config/alpha/ev4.md (ev4_ld): Add ld_l.
705 (ev4_ist_c, ev4_mb): New.
706 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
708 * config/alpha/ev6.md (ev6_ild): Add ld_l.
711 * config/alpha/sync.md: New file.
713 2005-04-18 Richard Henderson <rth@redhat.com>
715 * builtins.c (expand_builtin_sync_operation): Fold nand to and
718 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
720 2005-04-18 Devang Patel <dpatel@apple.com>
722 * config/rs6000/atlivec.md (mulv4si3): New pattern.
724 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
726 PR tree-optimization/20922
727 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
728 Fold X + c >= X and fold X - c <= X to true.
730 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
732 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
734 (emergency_labeled_state_free): Likewise.
736 2005-04-18 Nick Clifton <nickc@redhat.com>
738 * config/h8300/h8300.md (jump): Remove prescan parameter from
739 calls to final_scan_insn.
741 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
742 parameter from calls to final_scan_insn.
744 * config.gcc (m68hc12): Use the m68hc11.opt file for target
746 (v850e, v850e1): Use the v850.opt file for target specific
749 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
751 PR tree-optimization/21001
752 * tree-optimize.c (init_tree_optimization_passes): Move the
753 first pass_forwprop immediately before pass_vrp.
755 2005-04-17 Ian Lance Taylor <ian@airs.com>
757 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
758 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
759 from enum tree_code op to bool is_sizeof.
760 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
761 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
762 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
764 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
766 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
769 2005-04-17 Ian Lance Taylor <ian@airs.com>
771 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
773 2005-04-17 Richard Henderson <rth@redhat.com>
775 * config/alpha/alpha.c (va_list_skip_additions): Only define if
777 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
778 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
779 of indirection through ssa names while looking for the gpr counter
781 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
782 saved va_list_gpr_size and va_list_fpr_size.
784 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
786 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
787 both pointers or both integers.
789 * tree-vrp.c (maybe_add_assert_expr): Don't assert
790 ASSERT_EXPRs for single-use variable.
792 * tree-into-ssa.c: Fix a comment typo.
794 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
796 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
797 -mipsN before forcing a default of -mips2.
799 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
801 * predict.h (IS_TAKEN): Remove.
802 * rtl.h (NOTE_PREDICTION): Likewise.
804 * modulo-sched.c (CFG_HOOKS): Remove.
806 * c-parser.c (N_C_TTYPES): Remove.
808 * tree-flow-inline.h (get_stmt_operands): Remove.
809 * lambda-code.c, tree-ssa-loop-unswitch.c,
810 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
811 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
812 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
813 calls to get_stmt_operands.
814 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
816 2005-04-17 Richard Henderson <rth@redhat.com>
819 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
820 of CUMULATIVE_ARGS past the last named argument.
821 (alpha_va_start): Expect pretend_args_size only if strictly less than
824 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
827 * builtins.c (expand_builtin_strcat): Convert the result of
828 strlen to the right type.
829 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
830 avoid creating type mismatches.
831 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
834 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
836 2005-04-16 Richard Henderson <rth@redhat.com>
839 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
840 Use the mode of boolean_type_node when the user doesn't provide one.
841 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
843 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
846 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
849 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
852 2005-04-16 Roger Sayle <roger@eyesopen.com>
853 Steven Bosscher <stevenb@suse.de>
855 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
856 (fold_unary_to_constant): Likewise.
858 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
860 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
863 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
865 * doc/install.texi (Specific): Avoid using asterisks in @anchor
866 names related to target triplets.
867 Remove i?86-*-esix from platform directory.
868 Remove powerpc-*-eabiaix from platform directory.
870 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
873 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
874 falling through from SUBREG case to REG.
876 2005-04-15 Roger Sayle <roger@eyesopen.com>
878 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
879 (fold_binary): Update comment mentioning fold_relational_hi_lo.
880 (fold_binary_to_constant): Simplify using fold_binary.
881 (fold_unary_to_constant): Likewise, simplify using fold_unary.
883 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
885 * gthr-posix.c (pthread_cancel): Define.
886 (pthread_mutexattr_init): Likewise.
887 (pthread_mutexattr_settype): Likewise.
888 (pthread_mutexattr_destroy): Likewise.
890 2005-04-15 David S. Miller <davem@davemloft.net>
893 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
895 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
897 PR tree-optimization/21031
898 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
899 (forward_propagate_into_cond_1): Call it. Forward propagate
900 integer-integer casts into COND_EXPRs.
902 2005-04-15 Dave Korn <dave.korn@artimi.com>
904 * gcc.c (default_compilers): Clarify obscure error message when
905 reading from standard input.
907 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
909 * basic-block.h (PROP_EQUAL_NOTES): Remove.
910 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
912 * tree-ssa-alias.c (init_alias_info): Remove a call to
915 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
917 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
918 of non-virtual PHI nodes like we use to.
920 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
922 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
923 (attr_copy_rtx): Do not use it.
925 2005-04-15 Andrew Macleod <amacleod@redhat.com>
927 * doc/tree-ssa.texi: Grammer/abbreviation updates.
929 2005-04-15 Diego Novillo <dnovillo@redhat.com>
931 * tree-vect-transform.c (vectorizable_store): Mark necessary
932 objects in the vectorized store needing renaming. Update the
933 SSA graph for V_MAY_DEF operands in the original store.
935 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
937 * tree-ssa-pre.c (compute_avail): It's okay to have
938 TREE_INVARIANT's here, and value number the resulting expressions.
939 (create_expression_by_pieces): Make sure operands that were
940 min_invariant when we started, stay that way.
942 2005-04-15 David Edelsohn <edelsohn@gnu.org>
944 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
946 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
948 PR tree-optimization/20936.
949 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
951 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
953 * doc/invoke.texi: Fix typos.
954 * doc/md.texi: Likewise.
955 * doc/rtl.texi: Likewise.
956 * doc/sourcebuild.texi: Likewise.
957 * doc/tm.texi: Likewise.
959 2005-04-15 Uros Bizjak <uros@kss-loka.si>
961 PR tree-optimization/21004
962 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
963 and floorl in c99 mode only.
964 * builtins.c (expand_builtin_int_roundingfn): Assert that
965 fallback_fndecl is not NULL_TREE.
967 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
969 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
970 * basic-block.h: Update the prototype for
971 purge_all_dead_edges.
972 * cfgexpand.c (tree_expand_cfg): Update a call to
973 purge_all_dead_edges.
974 * combine.c (combine_instructions): Likewise.
975 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
976 rest_of_handle_cse2, rest_of_handle_gcse,
977 rest_of_handle_postreload): likewise.
979 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
982 * gimplify.c (gimplify_addr_expr): Compensate for removal of
983 e.g. cv-qualification conversions.
985 2005-04-14 Mike Stump <mrs@apple.com>
987 * config/darwin-c.c (framework_construct_pathname): We must
988 find all headers of a framework in the first instance of it
989 found in the seach path.
991 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
993 PR tree-optimization/21021
994 * tree-vrp.c (compare_values): Work around a bug in the front
995 end that produces a comparison of mismatched types.
997 2004-04-14 Richard Henderson <rth@redhat.com>
999 * config/ia64/ia64.h (enum fetchop_code): Remove.
1000 (enum ia64_builtins): Move ...
1001 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1002 members except BSP and FLUSHRS.
1003 (ia64_init_builtins): Remove __sync builtins.
1004 (ia64_expand_builtin): Likewise.
1005 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1006 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1007 (ia64_expand_lock_release): Remove.
1008 * config/ia64/ia64.md (mf): Move to sync.md.
1009 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1010 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1011 * config/ia64/sync.md: New file.
1012 (memory_barrier): Rename from mf.
1013 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1014 (cmpxchg_acq_<I48MODE>): Likewise.
1015 (sync_lock_test_and_set<I48MODE>): Likewise.
1017 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1018 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1020 2004-04-14 Richard Henderson <rth@redhat.com>
1022 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1023 (ix86_compare_emitted): New.
1024 (ix86_expand_compare): Use ix86_compare_emitted if set.
1025 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1026 and ix86_compare_op0 are set.
1027 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1028 (TARGET_CMPXCHG, TARGET_XADD): New.
1029 (ix86_compare_emitted): Declare.
1030 * config/i386/i386.md: Include sync.md
1031 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1032 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1033 * config/i386/sync.md: New file.
1035 2004-04-14 Richard Henderson <rth@redhat.com>
1038 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1039 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1040 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1041 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1042 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1043 BT_FN_I8_VPTR_I8_I8): New.
1044 * builtins.def (DEF_SYNC_BUILTIN): New.
1045 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1046 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1047 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1048 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1049 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1050 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1051 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1052 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1053 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1054 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1055 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1056 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1057 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1058 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1059 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1060 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1061 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1062 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1063 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1064 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1065 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1066 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1067 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1068 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1069 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1070 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1071 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1072 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1073 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1074 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1075 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1076 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1077 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1078 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1079 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1080 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1081 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1082 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1083 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1084 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1085 BUILT_IN_SYNCHRONIZE: New.
1086 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1087 as a function. Accept __sync_ as a prefix as well.
1088 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1089 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1090 expand_builtin_lock_release): New.
1091 (expand_builtin): Call them.
1092 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1093 neither BOTH_P nor FALLBACK_P are defined.
1094 (builtin_type_for_size): New.
1095 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1096 (resolve_overloaded_builtin): New.
1097 * c-common.h (resolve_overloaded_builtin): Declare.
1098 (builtin_type_for_size): Declare.
1099 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1100 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1101 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1102 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1103 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1104 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1105 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1106 sync_compare_and_swap_cc, sync_lock_test_and_set,
1107 sync_lock_release): New.
1108 * optabs.h: Declare them.
1109 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1110 expand_sync_operation, expand_sync_fetch_operation,
1111 expand_sync_lock_test_and_set): Declare.
1112 * genopinit.c (optabs): Add sync optabs.
1113 * optabs.c (init_optabs): Initialize sync optabs.
1114 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1115 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1116 expand_sync_operation, expand_sync_fetch_operation,
1117 expand_sync_lock_test_and_set): New.
1118 * doc/extend.texi (Atomic Builtins): New section
1119 * doc/md.texi (Standard Names): Add sync patterns.
1121 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1123 * tree-eh.c (lower_try_finally_copy): Generate new code in
1124 response to goto_queue entries as if the queue was sorted by
1125 index, not pointers.
1126 (lower_try_finally_switch): Likewise.
1128 2005-04-14 Richard Henderson <rth@redhat.com>
1130 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1131 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1133 (ix86_expand_fp_movcc): Update to match.
1134 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1135 * config/i386/i386-protos.h: Update.
1136 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1137 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1139 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1141 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1144 2005-04-14 Julian Brown <julian@codesourcery.com>
1146 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1147 link failures on ppc64 Linux.
1149 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1151 * config.gcc: Set cpu_type for s390.
1153 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1155 Fix PR tree-optimization/20963
1156 * tree-ssa-pre.c (compute_avail): Remove special case for
1158 (create_expression_by_pieces): Add value numbers for forced out
1161 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1163 * config/cris/cris.md: Replace references to (reg:SI 16) with
1164 (reg:SI CRIS_SRP_REGNUM).
1166 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1168 PR tree-optimization/20657
1169 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1170 create an appropriate range from it.
1172 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1174 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1175 <UNSPEC_FIST_CEIL> case.
1177 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1178 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1179 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1180 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1181 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1182 (lfloor<mode>2): New expanders.
1183 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1184 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1185 to implement lceil and llceil built-ins as x87 intrinsic function.
1186 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1187 (lceil<mode>2): New expanders.
1189 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1191 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1192 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1194 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1197 * config/s390/s390-modes.def: Define TFmode.
1199 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1201 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1202 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1203 * config/mips/mips.c (mips16_insn_length): Remove reference to
1204 JUMP_TABLES_IN_TEXT_SECTION.
1206 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1208 * simplify-rtx.c (simplify_binary_operation_1): Return
1209 scalar or vector of constant 0, depending on the xor's
1212 2005-04-13 Dale Johannesen <dalej@apple.com>
1214 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1215 (objc-act.o): Ditto.
1216 * objc/objc-act.c (objc_gimplify_expr): New.
1217 (objc_get_callee_fndecl): New.
1218 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1219 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1220 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1222 2005-04-13 Devang Patel <dpatel@apple.com>
1224 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1227 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1229 CRIS prologue as RTL.
1230 * config/cris/cris-protos.h (cris_emit_movem_store)
1231 (cris_expand_prologue): Prototype.
1232 * config/cris/cris.c (struct machine_function): New member
1234 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1235 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1236 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1237 (cris_load_multiple_op, cris_return_address_on_stack)
1238 (cris_return_address_on_stack_for_return): ISO-Cify.
1239 (cris_store_multiple_op): New predicate function.
1240 (cris_expand_prologue, cris_emit_movem_store): New functions.
1241 (cris_print_operand) <case 'O'>: Handle modifications other than
1243 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1244 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1245 (cris_gen_movem_load): Rearrange slightly to make local variable
1246 src a parameter, removing osrc.
1247 (cris_setup_incoming_varargs): Set machine_function member
1248 stdarg_regs to correspond to the number of registers that need to
1250 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1252 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1253 cris_general_operand_or_gotless_symbol accept UNSPEC.
1254 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1255 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1256 ("*cris_store_multiple"): New pattern. Tweak common comment above
1257 this and "*cris_load_multiple".
1258 ("prologue"): New define_expand.
1260 * config/cris/cris.md ("epilogue"): Conditionalize on
1261 TARGET_PROLOGUE_EPILOGUE.
1263 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1266 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1267 fpsr 0 instead of fpsr 1.
1268 (divsf3_internal_thr): Ditto.
1269 (divdf3_internal_lat): Ditto.
1270 (divdf3_internal_thr): Ditto.
1271 (divxf3_internal_lat): Ditto.
1272 (divxf3_internal_thr): Ditto.
1274 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1276 PR tree-optimization/20913
1277 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1279 PR tree-optimization/20702
1280 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1281 dominator children that haven't been walked into.
1283 2005-04-13 Julian Brown <julian@codesourcery.com>
1285 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1286 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1289 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1291 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1292 config/i386/sse.md: Fix comment typos.
1294 * genattrtab.c (NULL_ATTR): Remove.
1295 * ifcvt.c (NULL_EDGE): Likewise.
1297 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1299 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1300 NOTE_PREDICT): Remove.
1302 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1304 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1305 * configure: Regenerate.
1306 * config.in: Likewise.
1307 * system.h: Declare vsnprintf if not already declared.
1309 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1311 * optc-gen.awk: Handle stand-alone Mask records.
1312 * opth-gen.awk: Likewise.
1313 * doc/options.texi (Option file format): Document them.
1314 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1315 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1316 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1317 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1318 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1319 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1320 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1321 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1322 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1323 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1324 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1325 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1326 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1327 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1328 TARGET_LONG_DOUBLE_128): Likewise.
1329 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1330 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1331 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1332 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1333 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1334 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1335 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1336 * config/sparc/sparc.c (fpu_option_set): New global.
1337 (sparc_handle_option): New function.
1338 (sparc_override_options): Test fpu_option_set.
1339 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1340 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1341 * config/sparc/sparc.opt: New file.
1342 * config/sparc/little-endian.opt: Likewise.
1343 * config/sparc/long-double-switch.opt: Likewise.
1345 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1347 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1348 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1349 * config/bfin/bfin.opt (mshared-library-id=): Lose
1350 Var(bfin_lib_id_given).
1352 2005-04-13 Matt Thomas <matt@3am-software.com>
1354 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1357 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1359 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1361 * cgraphunit.c (INSNS_PER_CALL): Remove.
1363 * tree-ssa-forwprop.c (vars,
1364 record_single_argument_cond_exprs,
1365 substitute_single_use_vars): Remove.
1366 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1368 (tree_ssa_forward_propagate_single_use_vars): Call
1369 forward_propagate_into_cond for each COND_EXPR.
1371 * tree-inline.c (INSNS_PER_STMT): Remove.
1373 2005-04-12 Richard Henderson <rth@redhat.com>
1375 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1376 (ix86_expand_sse_fp_minmax): ... from ...
1377 (ix86_expand_fp_movcc): ... here.
1378 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1379 * config/i386/i386-protos.h: Update.
1380 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1381 (sse_setccsf, sse_setccdf): Allow before reload.
1382 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1383 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1384 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1385 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1386 (anddf3, nanddf3, iordf3, xordf3): New.
1388 2005-04-12 Jeff Law <law@redhat.com>
1390 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1391 (tree-ssa-uncprop.o): Add dependencies.
1392 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1393 * tree-flow.h (remove_useless_stmts): Remove prototype.
1394 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1395 remove_useless_stmts.
1396 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1397 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1398 * tree-pass.h (pass_uncprop): Declare.
1399 * tree-ssa-uncprop.c: New file.
1401 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1404 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1406 2005-04-12 Caroline Tice <ctice@apple.com>
1408 Temporary fix for partitioning problems.
1409 * passes.c (rest_of_handle_final): Remove code that
1410 frees unlikely_text_section_name,
1411 * varasm.c (assemble_start_function): Test for partitioning
1412 flag before writing out section labels.
1413 (assemble_end_function): Test for partitioning flag before
1414 writing out section labels.
1416 2005-04-12 Steven Bosscher <stevenb@suse.de>
1417 Stuart Hastings <stuart@apple.com>
1418 Jan Hubicka <jh@suse.cz>
1420 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1421 references to gt-tree-cfg.h.
1422 * basic-block.h (struct basic_block_def): Don't skip rbi
1423 for garbage collection.
1424 (struct reorder_block_def): Make GTY-able.
1425 (struct control_flow_graph): New structure.
1426 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1427 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1428 but instead defines to the control_flow_graph for cfun.
1429 (label_to_block_map): New define, points to the label map of
1430 the control_flow_graph for cfun.
1431 (n_edges_for_function, n_basic_blocks_for_function,
1432 last_basic_block_for_function, basic_block_info_for_function,
1433 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1434 basic_block_info_for_function, label_to_block_map_for_function):
1435 Counterparts for the above, taking a struct function as an extra
1437 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1438 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1439 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1440 (alloc_rbi_pool, free_rbi_pool): Remove.
1441 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1442 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1444 (cfg_layout_finalize) ... and don't free it here.
1445 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1447 * flow.c (free_basic_block_vars): Set label_to_block_map and
1448 n_edges to zero too.
1449 * function.h (struct function): Add cfg field.
1450 * function.c (allocate_struct_function): Allocate the cfg.
1451 * tree-cfg.c (label_to_block_map): Remove.
1452 (build_tree_cfg): Don't allocate the rbi pool here...
1453 (delete_tree_cfg_annotations): ...and don't free it here.
1454 Also don't nullify label_to_block_map for cfun.
1456 2005-04-12 Caroline Tice <ctice@apple.com>
1458 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1459 Revert my patch from April 9.
1460 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1461 (reorder_basic_blocks): Revert my patch from April 9.
1462 (insert_section_boundary_note): Revert my patch from April 9.
1463 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1464 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1465 (COLD_END_LABEL): Revert my patch from April 9.
1466 (cold_text_section_label): Revert my patch from April 9.
1467 (cold_end_label): Revert my patch from April 9.
1468 (dwarf2out_switch_text_section): Revert my patch from April 9.
1469 (output_aranges): Revert my patch from April 9.
1470 (output_ranges): Revert my patch from April 9.
1471 (output_line_info): Revert my patch from April 9.
1472 (add_location_or_const_value_attribute): Revert my patch from April 9.
1473 (dwarf2out_var_location): Revert my patch from April 9.
1474 (dwarf2out_init): Revert my patch from April 9.
1475 (dwarf2out_finish): Revert my patch from April 9.
1476 * function.h (struct function): Revert my patch from April 9.
1477 * opts.c (decode_options): Revert my patch from April 9.
1478 * output.h (unlikely_section_label, hot_section_label,
1479 hot_section_end_label, cold_section_end_label,
1480 unlikely_text_section_name): Revert my patch from April 9.
1481 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1482 * varasm.c (unlikely_section_label, hot_section_label,
1483 hot_section_end_label, cold_section_end_label,
1484 unlikely_text_section_name): Revert my patch from April 9.
1485 (initialize_cold_section_name): Revert my patch from April 9.
1486 (unlikely_text_section): Revert my patch from April 9.
1487 (in_unlikely_text_section): Revert my patch from April 9.
1488 (named_section): Revert my patch from April 9.
1489 (function_section): Revert my patch from April 9.
1490 (current_function_section): Revert my patch from April 9.
1491 (assemble_start_function): Revert my patch from April 9.
1492 (assemble_end_function): Revert my patch from April 9.
1493 (default_section_type_flags_1): Revert my patch from April 9.
1495 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1497 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1498 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1500 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1502 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1505 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1506 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
1508 2004-04-12 Richard Henderson <rth@redhat.com>
1510 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
1511 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
1512 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
1513 (UNSPEC_*, UNSPECV_*): Renumber.
1515 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
1518 From Richard Henderson <rth@redhat.com>:
1519 * tree-mudflap.c (mf_build_check_statement_for): Correct block
1522 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
1524 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
1526 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1528 * config/bfin/bfin.c (bfin_library_id_string): Remove.
1529 (bfin_library_id): New variable.
1530 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
1531 instead of bfin_library_id_string.
1532 (bfin_handle_option): New function.
1533 (override_options): Remove most code to deal with shared library IDs,
1534 just check they aren't used without -mid-shared-library.
1535 (TARGET_HANDLE_OPTION): Define.
1536 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
1537 * config/bfin/bfin.opt (mshared-library-id=): New.
1539 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
1541 * tree-vect-transform.c: Fix comment typos.
1543 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
1545 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
1546 split critical edges when not possible/profitable.
1548 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1550 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
1551 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
1552 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
1553 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
1554 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
1555 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
1556 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
1557 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
1559 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
1560 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1561 * config/ns32k/ns32k.opt: New file.
1563 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
1565 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
1566 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
1567 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
1568 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
1569 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
1570 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
1571 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
1572 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
1573 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
1574 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
1575 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
1576 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
1577 (MASK_COLDFIRE): Formatting fixes.
1578 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
1579 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
1580 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
1581 "_current_shared_library_a5_offset_".
1582 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1583 (MASK_ALL_CPU_BITS): New macro.
1584 (m68k_handle_option): New function.
1585 (override_options): Remove handling of m68k_library_id_string.
1586 * config/m68k/m68k.opt: New file.
1587 * config/m68k/ieee.opt: New file.
1589 2005-04-11 Mark Mitchell <mark@codesourcery.com>
1591 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1592 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
1593 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1594 (TARGET_CXX): Adjust accordingly.
1595 * target.h (struct gcc_target): Remove epxort_class_data. Add
1596 determine_class_data_visibility and class_data_always_comdat.
1597 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1598 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
1599 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1600 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
1601 (arm_cxx_determine_class_data_visibility): New.
1602 (arm_cxx_class_data_always_comdat): Likewise.
1603 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
1604 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1605 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
1606 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
1607 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
1610 2005-04-11 Devang Patel <dpatel@apple.com>
1612 * tree-data-ref.c (build_classic_dist_vector,
1613 compute_subscript_distance): Make externally visible.
1614 * tree-data-ref.h (build_classic_dist_vector,
1615 compute_subscript_distance): Same.
1616 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1617 Check distance vector against vectorization factor.
1618 (vect_analyze_loop): Determine vectorizaion factor before
1619 analyzing data dependences.
1620 * tree-vectorizer.c (loops_num): Make it externally visible and
1622 * tree-vectorizer.c (vect_loops_num): ... new name.
1623 * tree-vectorizer.h (vect_loops_num): New.
1625 2005-04-11 Devang Patel <dpatel@apple.com>
1627 * tree-vect-analyze.c (vect_analyze_operations): Check
1628 vectorizable codition.
1629 * tree-vect-transform.c (vect_is_simple_cond): New function.
1630 (vectorizable_condition): New function.
1631 (vect_transform_stmt): Handle condition_vec_info_type.
1632 * tree-vectorizer.h (enum stmt_vec_info_type): Add
1633 condition_vec_info_type.
1634 (vectorizable_condition): New.
1636 2005-04-11 Geoffrey Keating <geoffk@apple.com>
1638 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
1639 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
1640 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
1642 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
1643 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
1645 * dwarf2out.c (output_line_info): Don't try to dereference
1646 a NULL current_function_decl.
1648 * config/t-slibgcc-darwin: Don't put shared libraries in
1649 directories other than $(slibdir).
1650 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
1653 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1655 PR tree-optimization/20933
1656 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
1657 logic to reject aliases between read-only and writable
1659 (may_alias_p): ... here.
1660 (get_tmt_for): Do not associate read-only tags to pointers
1661 whose pointed-to type is not read-only.
1662 * tree-ssa.c (verify_ssa): Check that memory stores have at
1663 least one V_MAY_DEF or V_MUST_DEF.
1665 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1668 * configure.ac (gcc_UNLOCKED_FUNCS): New.
1669 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
1670 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
1671 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
1673 (fwrite_unlocked): Fix prototype.
1675 * configure, config.in: Regenerate.
1677 2005-04-11 David Edelsohn <edelsohn@gnu.org>
1679 * tree-ssa-loop-im.c: Include real.h.
1680 (determine_invariantness_stmt): If real division divisor is
1681 invariant and flag_unsafe_math_optimizations enabled, generate
1682 invariant reciprocal for hoisting.
1683 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
1685 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1687 Fix PR tree-optimization/20926
1689 * tree-ssa-alias.c (add_type_alias): Handle subvars.
1691 2005-04-11 Devang Patel <dpatel@apple.com>
1693 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
1696 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1698 * fold-const.c (fold_binary_op_with_conditional_arg):
1699 use fold_buildN instead of "fold (buildN" in some
1701 (fold_unary): Likewise.
1702 (fold_binary): Likewise.
1704 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
1706 Fix PR tree-optimization/20612
1707 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
1709 (perfect_nestify): preheaderbb is *not* part of loop of the
1712 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
1714 * tree-ssa-alias.c (may_alias_p): If the variable
1715 is a global variable and the pointer is parameter
1716 and -fargument-noalias-global is used, then
1717 the pointer cannot alias the variable.
1719 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
1721 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
1722 * config/sparc/sparc.h: Likewise.
1723 * config/sparc/sparc.md: Likewise.
1725 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
1727 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
1729 * tree-vrp.c: Fix a comment typo.
1731 2005-04-11 Diego Novillo <dnovillo@redhat.com>
1733 PR tree-optimization/20920
1734 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
1735 SSA_NAME flows through an abnormal edge.
1736 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
1737 through abnormal edges.
1738 (maybe_add_assert_expr): Likewise.
1740 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
1742 * config/s390/s390.h (s390_tune_string, s390_arch_string)
1743 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
1744 (s390_stack_size_string, s390_stack_guard_string, target_flags)
1745 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
1746 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
1747 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
1748 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
1749 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
1750 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
1751 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1752 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1753 (TARGET_HANDLE_OPTION): Likewise.
1754 (s390_tune): Initialize to PROCESSOR_max.
1755 (s390_arch_string): Make static.
1756 (s390_tune_string, s390_warn_framesize_string): Delete.
1757 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
1758 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
1759 (s390_handle_arch_option, s390_handle_option): New functions.
1760 (override_options): Remove parsing of option strings.
1761 * config/s390/s390.opt: New file.
1763 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1765 * tree-complex.c (expand_vector_operations): Call
1766 update_stmt_if_modified.
1768 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
1770 * tree-vect-analyze (vect_determine_vectorization_factor):
1771 Do not use GET_MODE_NUNITS.
1772 * tree-vect-transform.c (vect_get_vec_def_for_operand,
1773 (vectorizable_load, vect_transform_loop): Likewise.
1775 2005-04-11 Uros Bizjak <uros@kss-loka.si>
1777 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
1778 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
1779 * optabs.h (enum optab_index): Add new OTI_lceil.
1780 (lceil_optab): Define corresponding macro.
1781 * optabs.c (init_optabs): Initialize lceil_optab.
1782 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
1783 and lceildi2 patterns.
1784 * builtins.c (expand_builtin_int_roundingfn): Handle
1785 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
1786 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
1787 BUILT_IN_LLCEIL{,F,L}.
1788 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
1789 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
1790 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
1791 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
1792 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
1793 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
1794 into lceil built-in function and (long long int)ceil{,f,l} into
1795 llceil built-in function.
1796 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
1799 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1801 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
1804 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
1806 * config/arm/arm.c: Fix a comment typo.
1807 * doc/tree-ssa.texi: Fix a typo.
1809 2005-04-10 Steven Bosscher <stevenb@suse.de>
1811 * cselib.c (clear_table): Rename to cselib_clear_table.
1812 * cselib.h (cselib_clear_table): Add prototype.
1813 * gcse.c (gcse_main): Make 'f' argument unused.
1814 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
1815 of each basic block instead.
1816 (compute_sets, compute_hash_table_work): Likewise.
1817 (constprop_register): Change int 'alter_jumps' argument to bool.
1818 (do_local_cprop): Likewise.
1819 (local_cprop_pass): Likewise. Also walk basic blocks instead of
1820 the insn chain. Explicitly clear the cselib tables after finishing
1821 one basic block. Make sure there are no unterminated libcall blocks.
1822 Update compute_sets call.
1823 (cprop): Walk basic blocks instead of the insn chain.
1824 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
1826 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
1827 one_cprop_pass calls.
1829 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1831 * combine.c (combine_simplify_rtx): Remove a transformation that
1832 relies on an invalid assumption about rtl sign-extension semantics.
1834 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
1836 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
1837 to build_int_cst_wide.
1839 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
1842 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
1843 set the original address pseudo to the correct value before the
1844 original insn, if possible, and leave the insn alone, otherwise
1845 create a new pseudo, set it and replace it in the insn.
1846 * recog.c (validate_change_maybe_volatile): New.
1847 * recog.h (validate_change_maybe_volatile): Declare.
1849 2005-04-09 Caroline Tice <ctice@apple.com>
1851 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1852 Remove targetm.have_named_sections test.
1853 (fix_edges_for_rarely_executed_code): Likewise.
1854 (insert_section_boundary_note): Likewise.
1855 (reorder_basic_blocks): Check partitioning flag before calling
1856 verify_hot_cold_block_grouping.
1857 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1858 the function struct rather than global variables.
1859 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1860 (COLD_END_LABEL): Likewise
1861 (cold_text_section_label): New static global variable.
1862 (cold_end_label): Likewise.
1863 (dwarf2out_switch_text_section): Get hot/cold section labels from
1864 the function struct rather than global variables.
1865 (output_aranges): Use cold_text_section_label and cold_end_label;
1866 check partitioning flag before putting out delta.
1867 (output_ranges): Remove incorrect code attempting to use
1869 (output_line_info): Get cold section label from function struct.
1870 (add_location_or_const_value_attribute): Likewise.
1871 (get_subprogram_die): Get hot/cold section labels from function struct.
1872 (dwarf2out_var_location): Likewise.
1873 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1874 write out cold_text_section_label if partition flag is set.
1875 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1876 * function.h (struct function): Add new fields to point to hot/cold
1877 section labels: hot_section_label, cold_section_label,
1878 hot_section_end_label and cold_section_end_label; also add new field
1879 for cold text section name, unlikely_text_section_name.
1880 * opts.c (decode_options): Turn off partitioning flag if
1881 !targetm.have_named_sections.
1882 * output.h (hot_section_label): Remove.
1883 (hot_section_end_label): Remove.
1884 (cold_section_end_label): Remove.
1885 (unlikely_section_label): Remove.
1886 (unlikely_text_section_name): Remove.
1887 * passes.c (rest_of_handle_final): Remove code that frees
1888 unlikely_text_section_name.
1889 * varasm.c (unlikely_section_label): Remove.
1890 (hot_section_label): Remove.
1891 (hot_section_end_label): Remove.
1892 (cold_section_end_label): Remove.
1893 (unlikely_text_section_name): Remove.
1894 (initialize_cold_section_name): Modify to call
1895 targetm.strip_name_encoding; to store cold section name in current
1896 function struct, if it exists; and to only use the decl_section_name
1897 if flag_named_sections is true.
1898 (unlikely_text_section): Modify to get section name out of current
1899 function struct, if there is one; otherwise build it from
1900 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1901 (in_unlikely_text_section): Likewise.
1902 (named_section): Modify to get/put cold section name in current function
1903 struct, if there is one.
1904 (function_section): Change 'bool unlikely' to 'int reloc'; check
1905 targetm.have_named_sections before calling named_section.
1906 (current_function_section): Likewise.
1907 (assemble_start_function): Modify to get/put unlikely_text_section_name
1908 in current function struct; modify to get hot/cold section labels
1909 from function struct; initialize labels using
1910 ASM_GENERATE_INTERNAL_LABEL;
1911 test partitioning flag before writing out hot section label.
1912 (assemble_end_function): Test partitioning flag before writing out
1913 hot/cold section labels.
1914 (default_section_type_flags_1): Modify to use array instead of
1915 char* for unlikely_text_section_name; set flags correctly for
1916 cold text section if there is not a current function decl.
1918 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1920 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1921 and TI_VA_LIST_FPR_COUNTER_FIELD.
1922 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1923 * tree-pass.h (pass_stdarg): Add.
1924 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1925 * tree-stdarg.c: New file.
1926 * tree-stdarg.h: New file.
1927 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1928 (tree-stdarg.o): Add dependencies.
1929 * function.h (struct function): Add va_list_gpr_size and
1930 va_list_fpr_size fields.
1931 * function.c (allocate_struct_function): Initialize them.
1932 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1933 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1934 (TARGET_INITIALIZER): Add it.
1936 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1937 va_list_{g,f}pr_counter_field.
1938 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1939 area will not be used. Only save registers that tree-stdarg.c
1940 detected they need saving.
1941 (ix86_va_start): Don't set up fields that won't be used.
1943 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1944 va_list_{g,f}pr_counter_field.
1945 (setup_incoming_varargs): Don't do anything if reg_save
1946 area will not be used. Only save registers that tree-stdarg.c
1947 detected they need saving.
1948 (rs6000_va_start): Don't set up fields that won't be used.
1950 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1951 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1952 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1953 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1955 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1958 * config/i386/i386.c (construct_container): Pass empty aligned
1959 struct, union or class in memory.
1961 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1963 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1964 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1965 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1966 config/rs6000/predicates.md: Fix comment typos.
1968 * sched-int.h (haifa_insn_data): Remove blockage and units.
1969 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1970 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1971 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1973 2005-04-09 Jan Hubicka <jh@suse.cz>
1974 Steven Bosscher <stevenb@suse.de>
1976 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1977 * cfgloop.c (get_loop_exit_edges): Likewise.
1978 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1980 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1981 * tree-cfg.c (dump_cfg_status): Likewise.
1983 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1985 * config/rs6000/predicates.md (altivec_register_operand): Remove
1986 redundant match_code test.
1987 (gpc_reg_operand): Same.
1988 (cc_reg_operand): Same.
1989 (cc_reg_not_cr0_operand): Same.
1991 2005-04-09 Jan Hubicka <jh@suse.cz>
1993 Forgotten hunk from my last merge patch:
1994 * final.c (output_addr_const): Do not call mark_referenced.
1996 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1998 * doc/tree-ssa.texi: Add immediate use documentation.
2000 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2002 * arm.c (FL_WBUF): Define.
2003 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2004 (arm_is_6_or_7): Delete.
2005 (arm_tune_wbuf): New.
2006 (arm_override_options): Set arm_tune_wbuf.
2007 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2008 (arm_is_6_or_7): Delete declaration.
2009 (arm_tune_wbuf): New declartion.
2010 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2011 (model_wbuf): Derive from arm_tune_wbuf.
2012 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2013 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2014 (arm740t): Mark CPUs as having a write buffer.
2016 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2018 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2019 of 'const_double_operand' in operand 2 constraints. Update enable
2022 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2024 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2025 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2026 * optabs.h (enum optab_index): Add new OTI_lfloor.
2027 (lfloor_optab): Define corresponding macro.
2028 * optabs.c (init_optabs): Initialize lfloor_optab.
2029 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2030 and lfloordi2 patterns.
2031 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2032 (expand_builtin_int_roundingfn): New function.
2033 (fold_builtin_int_roundingfn): New prototype.
2034 (fold_builtin_int_roundingfn): New function, renamed from
2035 fold_builtin_lround.
2036 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2037 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2038 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2039 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2040 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2041 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2042 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2043 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2044 into lfloor built-in function and (long long int)floor{,f,l} into
2045 llfloor built-in function.
2046 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2049 2005-04-08 Ian Lance Taylor <ian@airs.com>
2051 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2052 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2053 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2054 (DO_COND, DO_BODY): Likewise.
2055 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2056 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2057 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2058 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2059 (build_continue_stmt, build_break_stmt): Don't declare.
2060 (c_do_switch_warnings): Update declaration.
2061 * c-gimplify.c (enum bc_t): Remove.
2062 (struct c_gimplify_ctx, ctxp): Remove.
2063 (push_context, pop_context): Remove static functions.
2064 (c_genericize): Don't call push_context or pop_context.
2065 (begin_bc_block, finish_bc_block): Remove static functions.
2066 (build_bc_goto): Likewise.
2067 (gimplify_c_loop): Likewise.
2068 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2069 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2070 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2071 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2072 * c-common.c (c_do_switch_warnings): Rename from
2073 c_do_switch_warnings_1.
2074 (c_do_switch_warnings) [old version]: Remove.
2075 (c_do_switch_expr_warnings): Remove.
2076 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2077 function instead of c_do_switch_expr_warnings.
2078 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2079 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2080 * c-pretty-print.c (pp_c_statement): Likewise.
2081 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2083 2005-04-08 Devang Patel <dpatel@apple.com>
2085 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2086 While selecting replacement condition pay attention to loop header.
2088 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2090 Merge from tree-cleanup-branch: VRP, store CCP, store
2091 copy-prop, incremental SSA updating of FUD chains and
2092 newly exposed symbols.
2094 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2095 (OBJS-common): Add tree-vrp.o.
2096 (tree-vrp.o): New rule.
2097 * basic-block.h (nearest_common_dominator_for_set): Declare.
2098 * common.opt (ftree-store-ccp): New flag.
2099 (ftree-copy-prop): New flag.
2100 (ftree-vrp): New flag.
2101 (ftree-store-copy-prop): New flag.
2102 * dominance.c (nearest_common_dominator_for_set): New.
2103 * domwalk.c (walk_dominator_tree): Only traverse
2104 statements in blocks marked in walk_data->interesting_blocks.
2105 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2106 * fold-const.c (fold): Handle ASSERT_EXPR.
2107 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2108 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2109 flag_tree_vrp at -O2.
2110 * timevar.def (TV_TREE_VRP): Define.
2111 (TV_TREE_COPY_PROP): Define.
2112 (TV_TREE_STORE_COPY_PROP): Define.
2113 (TV_TREE_SSA_INCREMENTAL): Define.
2114 (TV_TREE_STORE_CCP): Define.
2115 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2116 to kill_redundant_phi_nodes from comment.
2117 (verify_expr): Handle ASSERT_EXPR.
2118 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2119 argument. Update all users.
2120 (mark_call_clobbered_vars_to_rename): Remove. Update all
2122 * tree-flow-inline.h (unmodifiable_var_p): New.
2123 * tree-flow.h (enum value_range_type): Declare.
2124 (struct value_range_def): Declare.
2125 (value_range): Declare.
2126 (remove_all_phi_nodes_for): Remove. Update all users.
2127 (find_phi_node_for): Declare.
2128 (add_type_alias): Declare.
2129 (count_uses_and_derefs): Declare.
2130 (kill_redundant_phi_nodes): Remove.
2131 (rewrite_into_ssa): Remove.
2132 (rewrite_def_def_chains): Remove.
2133 (update_ssa, register_new_name_mapping, create_new_def_for,
2134 need_ssa_update_p, name_registered_for_update_p,
2135 release_ssa_name_after_update_ssa, dump_repl_tbl,
2136 debug_repl_tbl, dump_names_replaced_by,
2137 debug_names_replaced_by, mark_sym_for_renaming,
2138 mark_set_for_renaming, get_current_def, set_current_def,
2139 get_value_range, dump_value_range, debug_value_range,
2140 dump_all_value_ranges, debug_all_value_ranges,
2141 expr_computes_nonzero, loop_depth_of_name,
2142 unmodifiable_var_p): Declare.
2143 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2145 * tree-into-ssa.c (block_defs_stack): Update comment.
2146 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2147 syms_to_rename, names_to_release, repl_tbl,
2148 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2149 need_to_replace_names_p): New locals.
2150 (NAME_SETS_GROWTH_FACTOR): Define.
2151 (struct repl_map_d): Declare.
2152 (struct mark_def_sites_global_data): Add field
2154 (enum rewrite_mode): Declare.
2155 (REGISTER_DEFS_IN_THIS_STMT): Define.
2156 (compute_global_livein): Use last_basic_block instead of
2158 (set_def_block): Remove last argument. Update all callers.
2159 (prepare_use_operand_for_rename): Remove. Update all callers.
2160 (prepare_def_operand_for_rename): Remove. Update all callers.
2161 (symbol_marked_for_renaming): New.
2164 (repl_map_hash): New.
2166 (repl_map_free): New.
2167 (names_replaced_by): New.
2168 (add_to_repl_tbl): New.
2169 (add_new_name_mapping): New.
2170 (mark_def_sites): Assume that all the operands in the
2171 statement are in normal form.
2172 (find_idf): Assert that the block in the stack is valid.
2173 (get_default_def_for): New.
2174 (insert_phi_nodes_for): Add new argument 'update_p'.
2176 If update_p is true, add a new mapping between the LHS of
2177 each new PHI and the name that it replaces.
2178 (insert_phi_nodes_1): Only call find_idf if needed.
2179 (get_reaching_def): Call get_default_def_for.
2180 (rewrite_operand): Remove.
2181 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2182 and REWRITE_THIS_STMT are false.
2183 Assume that all the operands in the statement are in
2185 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2186 (rewrite_virtual_phi_arguments): Remove.
2187 (invalidate_name_tags): Remove.
2188 (register_new_update_single, register_new_update_set,
2189 rewrite_update_init_block, replace_use,
2190 rewrite_update_fini_block, rewrite_update_stmt,
2191 rewrite_update_phi_arguments): New.
2192 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2193 Add arguments 'entry', 'what' and 'blocks'.
2194 Initialize the dominator walker according to 'what' and
2196 Start the dominator walk at 'entry'.
2197 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2198 Use it to configure the dominator walker.
2199 (rewrite_into_ssa): Remove argument 'all'.
2201 (rewrite_all_into_ssa): Remove.
2202 (rewrite_def_def_chains): Remove.
2203 (mark_def_interesting, mark_use_interesting,
2204 prepare_phi_args_for_update, prepare_block_for_update,
2205 prepare_def_site_for, prepare_def_sites,
2206 dump_names_replaced_by, debug_names_replaced_by,
2207 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2208 delete_update_ssa, create_new_def_for,
2209 register_new_name_mapping, mark_sym_for_renaming,
2210 mark_set_for_renaming, need_ssa_update_p,
2211 name_registered_for_update_p, ssa_names_to_replace,
2212 release_ssa_name_after_update_ssa,
2213 insert_updated_phi_nodes_for, update_ssa): New.
2214 * tree-loop-linear.c (linear_transform_loops): Call
2215 update_ssa instead of rewrite_into_ssa.
2216 * tree-optimize.c (vars_to_rename): Remove.
2218 (init_tree_optimization_passes): Replace
2219 pass_redundant_phi with pass_copy_prop.
2221 Replace pass_ccp with pass_store_ccp.
2222 Add pass_store_copy_prop after pass_store_ccp.
2223 (execute_todo): If the TODO_ flags don't include updating
2224 the SSA form, assert that it does not need to be updated.
2225 Call update_ssa instead of rewrite_into_ssa and
2226 rewrite_def_def_chains.
2227 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2228 (tree_rest_of_compilation):
2229 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2230 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2231 TODO_cleanup_cfg): Renumber.
2232 (TODO_verify_loops, TODO_update_ssa,
2233 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2234 TODO_update_ssa_only_virtuals): Define.
2235 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2237 * tree-phinodes.c (make_phi_node): Update documentation.
2238 (remove_all_phi_nodes_for): Remove.
2239 (find_phi_node_for): New.
2240 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2241 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2242 (interpret_rhs_modify_expr): Likewise.
2243 * tree-sra.c (decide_instantiations): Mark all symbols in
2244 SRA_CANDIDATES for renaming.
2245 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2246 (mark_all_v_defs): New function. Update all users to call it
2247 with the whole list of scalarized statements, not just the
2249 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2250 (compute_flow_insensitive_aliasing): If the tag is
2251 unmodifiable and the variable isn't or vice-versa, don't
2252 make them alias of each other.
2253 (setup_pointers_and_addressables): If the type tag for
2254 VAR is about to change, mark the old one for renaming.
2255 (add_type_alias): New.
2256 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2257 (ccp_lattice_t): Rename from latticevalue.
2258 (value): Remove. Update all users.
2259 (const_val): New local variable.
2260 (do_store_ccp): New local variable.
2261 (dump_lattice_value): Handle UNINITIALIZED.
2262 (debug_lattice_value): New.
2263 (get_default_value): Re-write.
2264 (set_lattice_value): Re-write.
2265 (def_to_varying): Remove. Update all users.
2266 (likely_value): Return VARYING for statements that make
2267 stores when STORE_CCP is false.
2268 Return VARYING for any statement other than MODIFY_EXPR,
2269 COND_EXPR and SWITCH_EXPR.
2270 (ccp_initialize): Re-write.
2271 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2272 Move to tree-ssa-propagate.c.
2273 (ccp_lattice_meet): Handle memory stores when
2274 DO_STORE_CCP is true.
2275 (ccp_visit_phi_node): Likewise.
2276 (ccp_fold): Likewise.
2277 (evaluate_stmt): Likewise.
2278 (visit_assignment): Likewise.
2279 (ccp_visit_stmt): Likewise.
2280 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2284 (do_ssa_store_ccp): New.
2285 (gate_store_ccp): New.
2286 (pass_store_ccp): Declare.
2287 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2288 (may_propagate_copy): Reformat.
2289 Don't abort if ORIG is a virtual and DEST isn't.
2290 If NEW does not have alias information but DEST does,
2292 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2293 copy_prop_kind, which_copy_prop): Declare.
2294 (stmt_may_generate_copy, get_copy_of_val,
2295 get_last_copy_of, set_copy_of_val, dump_copy_of,
2296 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2297 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2298 init_copy_prop, fini_copy_prop, execute_copy_prop,
2299 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2300 store_copy_prop): New.
2301 (pass_copy_prop, pass_store_copy_prop): Declare.
2302 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2303 'num_const_prop' and 'num_copy_prop'.
2304 (cprop_operand): Update them.
2305 (dump_dominator_optimization_stats): Dump them.
2306 (tree_ssa_dominator_optimize): Call update_ssa instead of
2308 (loop_depth_of_name): Declare extern.
2309 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2310 values for LOW or HIGH.
2311 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2312 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2313 (cprop_operand): Only propagate if VAL != OP.
2314 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2315 statement for renaming.
2316 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2317 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2318 add_type_alias if necessary.
2319 Call mark_new_vars_to_rename.
2320 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2321 mark every statement updated, call update_ssa and
2322 rewrite_into_loop_closed_ssa.
2323 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2324 from LIVEIN if VAR is a virtual.
2325 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2326 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2327 (get_call_expr_operands): Reformat statement.
2328 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2330 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2331 SSA_NAME_VALUE for every name.
2332 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2333 get_value_loaded_by): New.
2334 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2335 substitute_and_fold): Move from tree-ssa-ccp.c.
2336 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2337 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2338 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2340 * tree-ssa.c (verify_use): Fix error message.
2341 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2342 check_phi_redundancy, kill_redundant_phi_nodes,
2343 pass_redundant_phi): Remove. Update all users.
2344 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2345 add_type_alias, if necessary.
2346 * tree-vectorizer.h (struct _stmt_vect_info): Update
2347 documentation for field 'memtag'.
2348 * tree-vrp.c: New file.
2349 * tree.def (ASSERT_EXPR): Define.
2350 * tree.h (ASSERT_EXPR_VAR): Define.
2351 (ASSERT_EXPR_COND): Define.
2352 (SSA_NAME_VALUE_RANGE): Define.
2353 (struct tree_ssa_name): Add field 'value_range'.
2354 (PHI_REWRITTEN): Remove.
2355 (struct tree_phi_node): Remove field 'rewritten'.
2356 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2357 -ftree-store-copy-prop): Document.
2358 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2359 Document usage of update_ssa.
2361 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2364 * config/rs6000/predicates.md (altivec_register_operand): Accept
2366 (and64_operand): Do not limit CONST_INT to mask64_operand.
2367 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2368 (and_operand): Do not limit CONST_INT to mask_operand.
2370 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2372 PR rtl-optimization/20466
2373 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2374 for overlap of the address of each list member.
2375 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2377 2005-04-08 Mike Stump <mrs@apple.com>
2379 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2381 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2384 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2386 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2388 * function.c (push_function_context_to): Don't set
2390 * function.h (function): Remove contains_functions.
2391 (current_function_contains_functions): Remove.
2393 * function.h (function): Remove instrument_entry_exit.
2394 (current_function_instrument_entry_exit): Remove.
2396 * function.h (nonlocal_labels): Remove.
2398 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2400 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2401 (check_attr_value, write_attr_get, write_expr_attr_cache,
2402 find_attr, make_internal_attr): Don't reference negative_ok or
2404 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2405 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2406 (ATTR_STATIC): Adjust the value.
2408 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2410 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2412 * config/s390/tpf.h (ASM_SPEC): Define.
2414 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2416 * tree-flow.h: Remove the prototype for
2417 redirect_immediate_uses.
2418 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2420 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2422 * arm.c (arm_const_double_by_parts): New function.
2423 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2424 * arm.md (define_split for 64-bit constants): Add another one.
2426 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2428 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2430 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2432 * system.h: Revert last change.
2434 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2436 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2437 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2438 (TARGET_SWITCHES): Delete.
2439 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2440 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2441 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2442 * config/xtensa/xtensa.opt: New file.
2444 2005-04-08 Ben Elliston <bje@au.ibm.com>
2446 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2447 * config/fp-bit.h: Tidy comments.
2449 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * system.h: Poison PARAMS.
2453 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2455 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2456 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2457 (TARGET_SWITCHES): Delete.
2458 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2459 * config/vax/vax.opt: New file.
2461 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2463 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2465 2005-04-07 Ian Lance Taylor <ian@airs.com>
2467 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2469 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2470 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2473 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2475 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2476 all immediate uses in PHI nodes.
2478 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2480 * arm.c (arm_const_double_inline_cost): Handle any constant by
2481 using gen_lowpart and gen_highpart_mode.
2482 (note_invalid_constants): All constants in an RTX with a constraint
2483 that permits memory are now pushed to the constant pool.
2484 (output_move_double): Delete code to handle reg to reg and
2485 constant to reg moves.
2486 (const_double_needs_minipool, output_mov_immediate): Delete.
2487 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2488 CONST_INT and CONST_VECTOR.
2489 * arm.md (ANY64): New mode macro.
2490 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2491 (movdf_soft_insn): Split reg-reg and const-reg moves.
2492 (split patterns for 64-bit constant and register moves): New.
2493 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2494 (cirrus_movdf_hard_insn): Likewise.
2495 * fpa.md (movdf_fpa): Likewise.
2496 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2497 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2499 (movv2si_internal_2): Likewise.
2500 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2501 (movdf_vfp): Likewise.
2502 * arm-protos.h (output_mov_immediate): Delete prototype.
2504 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2507 * simplify-rtx.c (simplify_unary_operation_1): Check
2508 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
2510 2005-04-06 James E Wilson <wilson@specifixinc.com>
2513 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
2516 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2518 * coverage.h (GCOV_TYPE_NODE): Delete.
2519 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
2520 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
2521 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
2522 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
2523 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
2525 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
2528 * Makefile.in (gcc.pot): Remove options.c dependency.
2529 * optc-gen.awk: Don't quote help strings with N_().
2531 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
2533 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
2534 the function returns a pointer type.
2536 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
2538 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
2539 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
2540 * doc/invoke.texi: Documnet salias-max-implicit-fields.
2541 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
2542 explicit_uses members.
2543 (get_or_create_used_part_for): Initialize new fields.
2544 (fieldoff_compare): New function.
2545 (create_overlap_variables_for): Count number of fields, use
2546 heuristic to determine whether to create subvars for vars with
2548 Sort the field list by offset and avoid creating duplicate SFT's.
2550 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2552 * c.opt (-F): Remove trailing whitespace from help string.
2553 (-finput-charset): Use a tab to separate the switch name and help
2555 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
2556 (-ftree-vectorizer-verbose): Likewise.
2558 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2560 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
2561 a PHI argument where a use occurs instead of all PHI arguments.
2563 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
2565 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
2568 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
2570 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
2571 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
2572 config/bfin/bfin.h: Fix comment typos.
2574 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
2576 * doc/install.texi: Update the URL for Jacks.
2577 * doc/sourcebuild.texi: Likewise.
2579 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2582 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
2583 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
2585 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2587 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
2589 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
2591 * config/v850/v850-protos.h (override_options): Delete.
2592 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
2593 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
2594 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
2595 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
2596 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
2597 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
2598 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
2599 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
2600 (OVERRIDE_OPTIONS): Delete.
2601 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
2602 (small_memory_info): Remove the value field.
2603 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
2605 * config/v850/v850.c (small_memory): Remove the value field.
2606 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2607 (override_options): Delete.
2608 (v850_handle_memory_option, v850_handle_option): New functions.
2609 * config/v850/v850.opt: New file.
2611 2005-04-06 Geoffrey Keating <geoffk@apple.com>
2613 * config.host: Add a section for generic hosts, and a subsection
2614 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
2615 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
2616 * config/host-darwin.h: New.
2617 * config/x-darwin: New.
2618 * config/i386/host-i386-darwin.c: New.
2619 * config/i386/x-darwin: New.
2620 * config/rs6000/host-darwin.c: Include host-darwin.h.
2621 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
2622 (darwin_rs6000_gt_pch_use_address): Likewise.
2623 * config/rs6000/x-darwin: Change name of .o built, update
2624 dependencies for changes to rs6000/host-darwin.c.
2626 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2629 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
2631 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
2633 * tree-vect-analyze.c (vect_analyze_loop_form): Call
2634 split_loop_exit_edge instead of loop_split_edge_with.
2636 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
2638 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
2639 UNSPEC_SET_VSCR): New constants, used throughout.
2641 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
2643 (altivec_vspltis<VI_char>): ... this pattern, using
2644 a QImode const_int_operand for the immediate.
2645 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
2648 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2651 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
2653 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
2655 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
2657 2005-04-06 Ben Elliston <bje@au.ibm.com>
2659 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
2660 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
2661 macros as living in "this file" and not gcc.h.
2663 2005-04-06 Ben Elliston <bje@au.ibm.com>
2665 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
2666 -ftree-live_range_split. Perhaps renamed at some point?
2668 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2671 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
2672 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
2674 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2676 * tree-flow.h (number_of_iterations_cond): Declaration removed.
2677 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
2678 (number_of_iterations_special): New function.
2679 (number_of_iterations_exit): Use number_of_iterations_special.
2680 Use simplify_using_outer_evolutions only at -O3.
2681 (number_of_iterations_cond, tree_simplify_using_condition,
2682 simplify_using_initial_conditions, loop_niter_by_eval,
2683 compare_trees, can_count_iv_in_wider_type_bound,
2684 simplify_using_outer_evolutions): Use fold_build.
2686 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
2688 * doc/install.texi (Configuration): Document --with-java-home.
2690 2005-04-05 Richard Henderson <rth@redhat.com>
2694 * config/i386/i386.c (print_operand): Handle vector zeros.
2695 (ix86_split_to_parts): Handle CONST_VECTOR.
2696 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
2697 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
2698 what modes to tie for MMX and SSE registers.
2699 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
2700 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
2701 to vector modes as well.
2702 * config/i386/predicates.md (const0_operand): Handle VOIDmode
2703 properly as an input mode.
2705 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2707 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
2709 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2711 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
2713 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2715 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
2716 and local functions, set sse_nregs to 8 and float_in_sse.
2717 (function_arg_advance, function_arg): If float_in_sse, pass
2718 SFmode and DFmode arguments in SSE registers.
2719 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
2721 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
2722 of -funit-at-a-time.
2724 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2726 * config/i386/i386-protos.h (ix86_function_value): Accept two
2727 arguments, like the target macro.
2728 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
2729 * config/i386/i386.c (ix86_function_value): Accept the second
2730 argument of the target macro.
2731 (ix86_function_ok_for_sibcall): Pass a function pointer to
2732 ix86_function_value.
2733 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
2734 call to ix86_value_regno).
2735 (ix86_value_regno): Add support for returning floating point values
2738 2005-04-05 Jakub Jelinek <jakub@redhat.com>
2740 PR tree-optimization/20076
2741 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
2742 that call __builtin_return or __builtin_apply_args.
2744 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
2746 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
2747 Use immediate use iterator.
2748 (stmt_is_bumper_for_loop): Use immediate use iterator.
2749 * predict.c (strip_builtin_expect): Use update_stmt.
2750 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
2751 on all elements of a STATEMENT_LIST.
2752 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
2753 (bsi_remove): Remove imm_use links and mark the stmt as modified.
2754 (bsi_replace): Mark stmt as modified and the update it.
2755 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
2756 (expand_complex_libcal): Call update_stmt.
2757 (expand_complex_comparison): Call mark_stmt_modified.
2758 (expand_complex_operations_1): Call update_stmt_if_modified.
2759 (expand_vector_operations_1): Call mark_stmt_modified.
2760 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
2761 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
2762 add_immediate_use, redirect_immediate_use,
2763 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
2764 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
2765 (mark_new_vars_to_rename): Call update_stmt.
2766 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
2767 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
2769 (unmodify_stmt): Delete.
2770 (update_stmt): New. Force an update of a stmt.
2771 (update_stmt_if_modified): update a stmt if it is out of date.
2772 (get_stmt_operands): Verify stmt is NOT modified.
2773 (stmt_modified_p): Update comment.
2774 (delink_imm_use): Remove a use node from its immuse list.
2775 (link_imm_use_to_list): Link a use node to a specific list.
2776 (link_imm_use): Link a node to the correct list.
2777 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
2778 it in the correct list, if appropriate.
2779 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
2780 (relink_imm_use): Link a use node in place of another node in a list.
2781 (relink_imm_use_stmt): LInk a node in place of another node, and set
2783 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
2784 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
2785 (first_safe_imm_use): New. Initialize a safe immuse iterator.
2786 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
2787 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
2788 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
2789 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
2790 (has_zero_uses): New. Return true if there are no uses of a var.
2791 (has_single_use): New. Return true if there is only a single use of a
2793 (single_imm_use): New. Return the simgle immediate use.
2794 (num_imm_uses): New. Return the number of immediate uses.
2795 (get_v_must_def_ops): Use is now a pointer.
2796 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
2797 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
2799 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
2800 (delink_stmt_imm_use): Delink all immuses from a stmt.
2801 (phi_arg_index_from_use): New. Return a phi arg index for a use.
2802 * tree-flow.h (struct dataflow_d): Delete.
2803 (immediate_use_iterator_d): New. Immediate use iterator struct.
2804 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
2805 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
2806 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
2808 (struct stmt_ann_d): Remove dataflow_t from struct.
2809 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
2810 (if_convertible_phi_p): Use FAST immuse iterator.
2811 (if_convertible_loop_p): Don't call compute_immediate_uses.
2812 (replace_phi_with_cond_modify_expr): Call update_stmt.
2813 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
2814 update_stmt_if_modified.
2815 (rewrite_all_into_ssa): Initialize ssa operands.
2816 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
2817 compute_immediate_uses.
2818 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
2819 ssa_property is available.
2820 (execute_one_pass): Change parameters passed to execute_todo.
2821 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
2822 (remove_ssa_form): Call fini_ssa_operands.
2823 (insert_backedge_copies): Delete call to modify_stmt.
2824 * tree-phinodes.c (make_phi_node): Initialize use nodes.
2825 (release_phi_node): Delink any use nodes before releasing.
2826 (resize_phi_node): Relink any use nodes.
2827 (remove_phi_arg_num): Delink the use node.
2828 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
2829 (remove_all_phi_nodes_for): Release phi node first.
2830 * tree-pretty-print.c (dump_generic_node): Print stmt address.
2831 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
2832 (scalarize_use, scalarize_copy): Call update_stmt.
2833 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
2834 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
2835 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
2836 (ccp_initialize): Remove call to compute_immediate_uses.
2837 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
2838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
2840 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
2841 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
2842 (eliminate_redundant_computations): Call mark_stmt_modified.
2843 (cprop_operand): Call mark_stmt_modified.
2844 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
2845 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
2846 (dse_optimize_stmt): Use new immuse interface.
2847 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
2848 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
2849 (substitute_single_use_vars): Use new immuse interface.
2850 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
2851 and compute_immediate_uses.
2852 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
2854 (rewrite_mem_refs): Call update_stmt.
2855 (determine_lsm): Remove call to compute_imm_uses and free_df.
2856 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
2857 (try_unroll_loop_completely): Call update_stmt.
2858 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
2859 (rewrite_use_compare): Call update_stmt.
2860 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
2861 (rewrite_use) : Call update_stmt.
2862 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
2863 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
2865 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
2866 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
2867 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
2869 (initialize_vuse_operand): New. Initialize a vuse operand.
2870 (initialize_v_may_def_operand): New. Initialize a maydef operand.
2871 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
2872 (finalize_ssa_defs): Use stmt parameter.
2873 (correct_use_link): Ensure a use node is in the correct list, and has
2874 the correct stmt pointer.
2875 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2876 finalize_ssa_v_must_defs): Also initialize use nodes.
2877 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2878 (build_ssa_operands): Seperate parsing from final operand construction.
2879 (parse_ssa_operands): New. Parse entry point for operand building.
2880 (swap_tree_operands): New. Swap 2 tree operands.
2881 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2883 (get_expr_operands): Call swap_tree_operands when needed.
2884 (copy_virtual_operands): Use initialize routines for virtual use ops.
2885 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2886 (verify_abort): New. Issue imm_use error.
2887 (verify_imm_links): New Verify imm_use links for a var.
2888 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2889 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2890 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2891 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2892 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2893 (NULL_USE_OPERAND_P) Define.
2894 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2896 (struct vuse_operand_type): New struct.
2897 (SET_USE): Call set_ssa_use_from_ptr.
2899 (PHI_ARG_INDEX_FROM_USE): Define.
2900 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2901 argument via SET_USE, not PHI_ARG_DEF_TREE.
2902 * tree-ssa-pre.c (eliminate): Call update_stmt.
2903 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2905 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2906 (nearest_common_dominator_of_uses): Use imm_use iterator.
2907 (statement_sink_location): Use imm_use iterator and interface.
2908 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2909 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2910 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2911 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2912 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2913 if new parameter is true.
2914 (init_tree_ssa): Don't initialize operand cache here.
2915 (delete_tree_ssa): Don't destroy operand cache here.
2916 (propagate_into_addr): Pass in a use pointer, return true if anything
2918 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2919 (check_phi_redundancy): Use imm_use iterator.
2920 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2922 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2923 (release_ssa_name): Delink node and all elements in its imm_use list.
2924 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2925 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2926 * tree-vectorizer.c (need_imm_uses_for): Delete.
2927 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2928 * tree.h (struct ssa_imm_use_d): Define.
2929 (SSA_NAME_IMM_USE_NODE): Define.
2930 (struct tree_ssa_name): Add imm_use node.
2932 (PHI_ARG_IMM_USE_NODE): Define.
2933 (struct phi_arg_d): Add imm_use node.
2934 (struct tree_phi_node): Remove struct dataflow_d element.
2935 (TDF_STMTADDR): Define.
2937 2005-04-05 Dale Johannesen <dalej@apple.com>
2939 * doc/invoke.texi (Optimization Options): Remove
2940 duplicate -fcse-follow-jumps. Add -fweb.
2941 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2942 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2944 2005-04-05 Per Bothner <per@bothner.com>
2946 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2947 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2948 (warn_uninit): Get EXPR_LOCUS from context now instead.
2949 This fixes a USE_MAPPED_LOCATION testsuite failure.
2951 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2953 2005-04-05 Per Bothner <per@bothner.com>
2955 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2956 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2957 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2960 2004-04-05 Devang Patel <dpatel@apple.com>
2962 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2963 (lhsr<mode>3): ... new name.
2964 (altivec_vsra<VI_char>): Rename to ..
2965 (ashr<mode>3): ... new name.
2966 * config/rs6000/rs6000.c (builtin_description): Rename shift
2969 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2971 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2972 gen_lowpart_for_combine.
2973 * cse.c (gen_lowpart_if_possible): Move...
2974 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2976 (gen_lowpart_no_emit_general): Use it.
2978 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2980 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2983 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2985 * system.h: Fix typo.
2987 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2989 * config/bfin/bfin-modes.def: New file.
2990 * config/bfin/bfin-protos.h: New file.
2991 * config/bfin/bfin.c: New file.
2992 * config/bfin/bfin.h: New file.
2993 * config/bfin/bfin.md: New file.
2994 * config/bfin/bfin.opt: New file.
2995 * config/bfin/crti.s: New file.
2996 * config/bfin/crtn.s: New file.
2997 * config/bfin/elf.h: New file.
2998 * config/bfin/lib1funcs.asm: New file.
2999 * config/bfin/predicates.md: New file.
3000 * config/bfin/t-bfin: New file.
3001 * config/bfin/t-bfin-elf: New file.
3002 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3003 Document new attributes.
3004 (interrupt, interrupt_handler, saveall): Update documentation for
3006 * doc/install.texi (Specific): Add entry for the Blackfin.
3007 * doc/invoke.texi (Blackfin Options): New section.
3008 * doc/md.texi (Blackfin family): New section to document constraints.
3009 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3011 2005-04-05 Olivier Hainque <hainque@adacore.com>
3013 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3014 match what the system unwinder expects.
3015 * config/mips/mips.c (mips_frame_set): If we're saving the return
3016 address register and the dwarf return address column number differs
3017 from the hard register number, adjust the note reg to refer to the
3020 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3022 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3023 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3024 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3025 (processor_type): New enum.
3026 (mn10300_processor): New variable.
3027 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3028 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3029 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3030 (PROCESSOR_DEFAULT): New macro.
3031 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3032 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3033 (mn10300_handle_option, mn10300_override_options): New functions.
3034 * config/mn10300/mn10300.opt: New file.
3036 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3037 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3039 PR tree-optimization/19903
3040 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3041 that don't fit in their type after conversion.
3043 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3046 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3047 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3048 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3049 flag here. Implement using define_insn_and_split.
3050 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3051 (frndintxf2_mask_pm_i387): New insn patterns.
3052 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3053 Do not set ix86_optimize_mode_switching flag.
3054 (ceilsf2, ceildf2, ceilxf2): Same.
3055 (btruncsf2, btruncdf2, btruncxf2): Same.
3056 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3058 2005-04-05 Ian Lance Taylor <ian@airs.com>
3061 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3062 i386_pe_record_external_function.
3063 (i386_pe_record_external_function): Update declaration.
3064 * config/i386/winnt.c (struct extern_list): Add decl field.
3065 (i386_pe_record_external_function): Add decl parameter.
3066 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3068 * config/i386/i386-protos.h (i386_pe_record_external_function):
3071 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3073 * config/m68k/m68k-protos.h: Add a prototype for
3074 valid_dbcc_comparison_p_2.
3075 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3076 extend_operator, const_uint32_operand, const_sint32_operand,
3077 general_src_operand, nonimmediate_src_operand,
3078 memory_src_operand, post_inc_operand, pre_dec_operand,
3079 pcrel_address): Move to predicates to predicates.md.
3080 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3081 * config/m68k/m68k.md: Include predicates.md.
3082 * config/m68k/predicates.md: New.
3084 2005-04-04 Roger Sayle <roger@eyesopen.com>
3086 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3088 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3090 2005-04-04 Ian Lance Taylor <ian@airs.com>
3092 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3094 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3095 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3096 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3097 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3098 * c-common.c (c_do_switch_warnings_1): New static function broken
3099 out of c_do_switch_warnings.
3100 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3101 (c_do_switch_expr_warnings): New function.
3102 * c-common.h (c_do_switch_expr_warnings): Declare.
3104 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3105 Daniel Jacobowitz <dan@codesourcery.com>
3107 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3109 * rtlanal.c (may_trap_p): Same.
3111 2005-04-04 Dale Johannesen <dalej@apple.com>
3113 * ChangeLog: remove reference to ChangeLog.12.
3115 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3117 CRIS epilogue as RTL.
3118 * config/cris/cris.md: Change all 0 in unspec 0 to
3120 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3121 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3123 ("return"): Change to define_expand. Call cris_expand_return for
3125 ("*return_expanded"): New pattern.
3126 ("epilogue"): New define_expand.
3127 * config/cris/cris.h (PREDICATE_CODES): Add
3128 cris_load_multiple_op.
3129 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3131 (enum cris_retinsn_type): New.
3132 (struct machine_function): New member return_type.
3133 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3134 (cris_target_asm_function_epilogue): Remove, moving RTLified
3136 (cris_expand_epilogue): New function.
3137 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3138 (cris_gen_movem_load, cris_load_multiple_op)
3139 (cris_return_address_on_stack_for_return, cris_expand_return): New
3141 (cris_target_asm_function_prologue)
3142 (cris_initial_frame_pointer_offset): Call
3143 cris_reg_saved_in_regsave_area instead of complicated expression.
3144 Call cris_return_address_on_stack instead of an expression.
3145 (cris_print_operand) <case 'o', case 'O'>: New cases.
3146 (cris_return_address_on_stack): Change return-type to bool.
3147 (cris_simple_epilogue): Ditto. Return false if registers are
3149 * config/cris/cris-protos.h (cris_simple_epilogue)
3150 (cris_return_address_on_stack): Adjust prototype return type.
3151 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3152 (cris_return_address_on_stack_for_return): New prototypes.
3154 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3156 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3157 gpr_or_int12_operand.
3159 * config/frv/frv-protos.h: Add a prototype to
3160 frv_legitimate_memory_operand and frv_const_unspec_p.
3161 (frv_unspec): Move from frv.c.
3162 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3163 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3164 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3165 gpr_or_fpr_operand, gpr_or_int12_operand,
3166 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3167 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3168 int6_operand, int5_operand, uint5_operand, uint4_operand,
3169 uint1_operand, int_2word_operand, uint16_operand,
3170 upper_int16_operand, integer_register_operand,
3171 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3172 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3173 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3174 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3175 move_destination_operand, movcc_fp_destination_operand,
3176 frv_function_symbol_referenced_p, move_source_operand,
3177 condexec_dest_operand, condexec_source_operand,
3178 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3179 const_unspec_operand, gpr_or_memory_operand,
3180 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3181 icc_operand, fcc_operand, cc_operand, icr_operand,
3182 fcr_operand, cr_operand, call_operand, sibcall_operand,
3183 symbolic_operand, relational_operator,
3184 integer_relational_operator, float_relational_operator,
3185 ccr_eqne_operator, minmax_operator,
3186 condexec_si_binary_operator, condexec_si_media_operator,
3187 condexec_si_divide_operator, condexec_si_unary_operator,
3188 condexec_sf_conv_operator, condexec_sf_add_operator,
3189 condexec_memory_operand, intop_compare_operator, acc_operand,
3190 even_acc_operand, quad_acc_operand, accg_operand: Move to
3192 * config/frv/frv.h (PREDICATE_CODES): Remove.
3193 * config/frv/frv.md: Include predicates.md.
3194 * config/frv/predicates.md: New.
3196 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3199 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3200 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3201 (add_standard_iv_candidates_for_size): New function, extracting code
3202 from add_standard_iv_candidates and parameterizing it by type size.
3203 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3205 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3207 * system.h (GCOV_SIZE_TYPE): Unposion.
3208 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3209 (GCOV_TYPE_SIZE): ...this new macro.
3210 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3211 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3212 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3213 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3214 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3215 instead of unsigned_intSI_type_node.
3216 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3217 (rtl_gen_one_value_profiler_no_edge_manipulation)
3218 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3219 * value-prof.c: Include coverage.h.
3221 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3222 Diego Novillo <dnovillo@redhat.com>
3224 Fix PR tree-optimization/20703
3225 Fix PR tree-optimization/20725
3227 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3228 (create_expression_by_pieces): Ditto.
3229 (valid_in_set): Ditto. Also handle tcc_declaration.
3230 (find_or_generate_expression): Handle comparison class.
3231 (insert_into_preds_of_block): Ditto.
3232 (insert_aux): Ditto.
3233 (create_value_expr_from): Handle comparison class, recursively
3234 handle reference nodes.
3235 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3236 (execute_pre): Fix spacing.
3237 (do_fre): Renamed to execute_fre.
3239 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3241 * doc/invoke.texi (SPARC options): Document that
3242 -mlittle-endian is not supported on Linux either.
3244 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3248 * config.gcc (Obsolete configurations): Remove
3249 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3250 (sparclite-*-coff*): Delete.
3251 (sparclite-*-elf*): Likewise.
3252 (sparc86x-*-elf*): Likewise.
3253 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3254 * config/sparc/lite.h: Delete.
3255 * config/sparc/litecoff.h: Likewise.
3256 * config/sparc/liteelf.h: Likewise.
3257 * config/sparc/sp86x-elf.h: Likewise.
3258 * config/sparc/t-sparclite: Likewise.
3259 * config/sparc/t-sp86x: Likewise.
3261 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3263 * config/s390/s390-protos.h: (s390_comparison,
3264 s390_alc_comparison, s390_slb_comparison, const0_operand,
3265 consttable_operand, larl_operand, s_operand,
3266 shift_count_operand, bras_sym_operand, load_multiple_operation,
3267 store_multiple_operation, s390_plus_operand): Remove prototypes.
3268 (s390_legitimate_address_without_index_p): New prototype.
3269 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3271 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3272 const0_operand, consttable_operand, larl_operand, s_operand,
3273 shift_count_operand, bras_sym_operand, load_multiple_operation,
3274 store_multiple_operation, s390_plus_operand): Move to
3276 (check_mode): Remove.
3277 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3279 (s390_legitimate_address_without_index_p): New.
3280 * config/s390/s390.h (PREDICATE_CODES): Remove.
3281 * config/s390/s390.md: Include predicates.md.
3282 * config/s390/predicates.md: New.
3284 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3287 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3288 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3289 (NEED_INDICATE_EXEC_STACK): Define to 1.
3290 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3291 (NEED_INDICATE_EXEC_STACK): Define to 1.
3292 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3293 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3294 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3295 (pic_helper_emitted_p): New global.
3296 (emit_pic_helper): New function extracted from...
3297 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3298 Do not call emit_pic_helper if delay_pic_helper is true.
3299 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3300 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3301 (sparc_file_end): New function.
3303 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3305 * config/mcore/mcore-protos.h: Remove the prototypes for
3306 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3307 mcore_general_movdst_operand, mcore_reload_operand,
3308 mcore_arith_J_operand, mcore_arith_K_operand,
3309 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3310 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3311 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3312 mcore_literal_K_operand, mcore_addsub_operand,
3313 mcore_compare_operand, mcore_load_multiple_operation,
3314 mcore_store_multiple_operation, mcore_call_address_operand.
3315 Add a prototype for const_ok_for_mcore.
3316 * config/mcore/mcore.c (mcore_call_address_operand,
3317 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3318 mcore_arith_reg_operand, mcore_reload_operand,
3319 mcore_arith_J_operand, mcore_arith_K_operand,
3320 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3321 mcore_arith_M_operand, mcore_arith_imm_operand,
3322 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3323 mcore_literal_K_operand, mcore_addsub_operand,
3324 mcore_compare_operand, mcore_load_multiple_operation,
3325 mcore_store_multiple_operation): Move to predicates.md.
3326 (const_ok_for_mcore): Export.
3327 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3328 * config/mcore/mcore.md: Include predicates.md.
3329 * config/mcore/predicates.md: New.
3331 * config/mcore/predicates.md: Fix a comment typo.
3333 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3334 Adrian Straetling <straetling@de.ibm.com>
3336 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3337 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3338 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3340 ("imul"): Removed from "type" attribute.
3341 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3342 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3343 Changed type to imulsi.
3344 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3346 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3348 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3349 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3350 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3351 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3352 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3353 (TARGET_SWITCHES, mcore_stack_increment_string)
3354 (TARGET_OPTIONS): Delete.
3355 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3356 than *_BIT constants.
3357 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3358 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3359 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3360 (mcore_override_options): Delete mcore_stack_increment code.
3361 Change use of M340_BIT to MASK_M340.
3362 * config/mcore/mcore.opt: New file.
3364 2005-04-04 Ian Lance Taylor <ian@airs.com>
3366 * config/arm/arm.c (replace_symbols_in_block): Remove static
3369 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3371 * config/fr30/fr30-protos.h: Remove the prototypes for
3372 stack_add_operand, add_immediate_operand,
3373 high_register_operand, low_register_operand, call_operand,
3374 di_operand, and nonimmediate_di_operand.
3375 * config/fr30/fr30.c (stack_add_operand,
3376 add_immediate_operand, high_register_operand,
3377 low_register_operand, call_operand, di_operand,
3378 nonimmediate_di_operand): Move to predicates.md.
3379 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3380 * config/fr30/fr30.md: Include predicates.md.
3381 * config/fr30/predicates.md: New.
3383 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3384 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3385 mcore_call_address_operand.
3387 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3388 general_movsrc_operand.
3390 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3392 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3395 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3398 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3401 2005-04-04 Richard Henderson <rth@redhat.com>
3402 Jakub Jelinek <jakub@redhat.com>
3404 PR rtl-optimization/16104
3405 * fold-const.c (fold_unary): Fix folding of vector conversions.
3407 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3409 * config.gcc (xstormy16-*-elf): Set extra_options.
3410 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3411 * config/stormy16/stormy16.opt: New file.
3413 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3415 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3416 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3417 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3418 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3419 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3420 (TARGET_UNIX_ASM): Delete.
3421 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3422 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3423 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3424 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3425 * config/pdp11/pdp11.opt: New file.
3427 2005-04-03 Roger Sayle <roger@eyesopen.com>
3428 Alexandre Oliva <aoliva@redhat.com>
3431 * fold-const.c (non_lvalue): Split tests into...
3432 (maybe_lvalue_p): New function.
3433 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3434 C++ front-end prior to lowering into gimple form.
3436 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3438 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3439 BUILT_IN_STRNCASECMP): New.
3440 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3443 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3446 * arm.md (addsi3_compare0_for_combiner): Delete.
3447 (addsi3_compare0_scratch_for_combiner): Delete.
3448 (cmpsi_neg_shiftsi): Delete.
3449 (compare_negsi_si): New pattern.
3450 (cmpsi_negshiftsi_si): New pattern.
3451 (negated_cbranchsi4): Restrict to equality_operator.
3453 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3456 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3458 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3461 * doc/install.texi: Fix a typo.
3463 2005-04-03 Steven Bosscher <stevenb@suse.de>
3466 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3467 a computed goto if the edge to the computed goto block has
3468 incoming abnormal edges. Clarify how the function works.
3470 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3472 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3473 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3474 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3475 hash_scan_set, reg_set_between_after_reload_p,
3476 reg_used_between_after_reload_p, get_avail_load_store_reg,
3477 eliminate_partially_redundant_load): Likewise.
3478 * postreload.c (reload_cse_simplify_set,
3479 reload_combine_note_use): Likewise.
3480 * predict.c (predict_insn, expected_value_to_br_prob,
3481 propagate_freq, expensive_function_p): Likewise.
3482 * print-rtl.c (print_rtx): Likewise.
3483 * profile.c (instrument_edges, instrument_values,
3484 compute_branch_probabilities, branch_prob, union_groups,
3485 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3486 * protoize.c (in_system_include_dir, file_could_be_converted,
3487 file_normally_convertible, gen_aux_info_file, seek_to_line,
3488 do_cleaning): Likewise.
3489 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3490 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3491 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3493 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3495 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3496 * modulo-sched.c (undo_replace_buff_elem): New structure.
3497 (kernel_number_of_cycles, ps_unschedule_node,
3498 undo_generate_reg_moves,free_undo_replace_buff,
3499 undo_permute_partial_schedule, loop_single_full_bb_p,
3500 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3501 build_loops_structure, get_sched_window): New.
3502 (generate_reg_moves): Return undo_replace_buff_elem and other
3504 (generate_prolog_epilog): Remove old loop versioning.
3505 (sms_schedule): Use loop information and loop_version.
3506 (sms_schedule_by_order): Split part of it to get_sched_window.
3507 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
3508 cfg_layout_finalize and free_dominance_info before/after SMS.
3510 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3512 * cfghooks.c (lv_flush_pending_stmts,
3513 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
3514 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
3515 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
3516 lv_add_condition_to_bb,
3517 lv_adjust_loop_header_phi, extract_cond_bb_edges,
3518 flush_pending_stmts): New in cfg_hooks structure.
3519 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
3520 extract_cond_bb_edges, lv_adjust_loop_header_phi,
3521 lv_add_condition_to_bb): New declarations.
3522 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
3524 (loop_version): Declare.
3525 * cfgloopmanip.c (cfghooks.h): Include.
3526 (duplicate_loop_to_header_edge): Change return type to bool.
3527 (loop_version, lv_adjust_loop_entry_edge): Move here.
3528 * cfgrtl.c (cfgloop.h): Include.
3529 (rtl_verify_flow_info_1): Fix.
3530 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
3531 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
3533 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
3534 tree_lv_add_condition_to_bb): New.
3535 (tree_cfg_hooks): Add new hooks to initialization.
3536 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
3537 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
3539 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3541 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
3542 xstormy16_below100_or_register,
3543 xstormy16_splittable_below100_or_register, and
3544 nonimmediate_nonstack_operand.
3546 * config/stormy16/stormy16-protos.h: Remove the prototypes for
3547 xstormy16_ineqsi_operator, equality_operator,
3548 inequality_operator, shift_operator,
3549 xstormy16_below100_operand, xstormy16_below100_or_register,
3550 xstormy16_splittable_below100_or_register,
3551 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
3552 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
3553 equality_operator, inequality_operator,
3554 xstormy16_below100_operand, xstormy16_below100_or_register,
3555 xstormy16_splittable_below100_or_register,
3556 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
3557 nonimmediate_nonstack_operand, shift_operator): Move to
3559 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
3560 * config/stormy16/stormy16.md: Include predicates.md.
3561 * config/stormy16/predicates.md: New.
3563 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3565 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
3566 small_int, large_int, reg_or_0_operand, simple_memory_operand,
3567 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
3568 move_operand, power_of_2_operand): Move to predicates.md.
3569 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
3570 PREDICATE_CODE): Remove.
3571 * config/iq2000/iq2000.md: Include predicates.md.
3572 * config/iq2000/predicates.md: New.
3574 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3576 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
3577 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
3578 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
3579 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
3580 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
3581 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
3582 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
3583 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3584 (TARGET_M68HC11): Delete.
3585 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
3586 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
3587 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
3588 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
3589 (nb_soft_regs): Delete.
3590 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
3591 (m68hc11_override_options): Remove the code that caters for MASK_M6811
3592 and MASK_M6812 being set simultaneously. Change the code that sets
3593 the default m68hc11_soft_reg_count to use integers instead of strings.
3594 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
3595 m68hc11_soft_reg_count (which now has an int type) as the number
3597 * config/m68hc11/m68hc11.opt: New file.
3599 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3601 * config/fr30/fr30.h (PREDICATE_CODES): Remove
3602 fp_displacement_operand, sp_displacement_operand.
3604 * config/m68hc11/m68hc11-protos.h: Add a prototype for
3606 Remove the prototypes for tst_operand, cmp_operand,
3607 stack_register_operand, d_register_operand,
3608 hard_addr_reg_operand, splitable_operand,
3609 m68hc11_logical_operator, m68hc11_arith_operator,
3610 m68hc11_non_shift_operator, m68hc11_shift_operator,
3611 m68hc11_unary_operator, m68hc11_eq_compare_operator,
3612 non_push_operand, hard_reg_operand, and
3613 reg_or_some_mem_operand.
3614 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
3616 (tst_operand, cmp_operand, non_push_operand,
3617 splitable_operand, reg_or_some_mem_operand,
3618 stack_register_operand, d_register_operand,
3619 hard_addr_reg_operand, hard_reg_operand,
3620 m68hc11_eq_compare_operator, m68hc11_logical_operator,
3621 m68hc11_arith_operator, m68hc11_non_shift_operator,
3622 m68hc11_shift_operator, m68hc11_unary_operator): Move to
3624 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
3625 * config/m68hc11/m68hc11.md: Include predicates.md.
3626 * config/m68hc11/predicates.md: New.
3628 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3631 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
3632 change checked in along with 2005-03-03's patch for debug/20253.
3633 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
3634 (remap_decl): Insert type decl in map earlier.
3636 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3638 PR tree-optimization/20640
3639 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
3640 post-dominator if it has phi nodes.
3641 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
3642 before dead statements.
3644 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3647 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
3649 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
3651 PR rtl-optimization/20290
3652 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
3653 in every iteration if the entry point is the exit test.
3655 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
3657 * config/cris/cris.md (attribute "length"): Define.
3659 2005-04-02 Geoffrey Keating <geoffk@apple.com>
3661 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
3662 (word_offset_memref_operand): New.
3663 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
3664 (indexed_or_indirect_operand): Delete.
3665 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
3666 (indexed_or_indirect_operand): Delete.
3668 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
3671 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
3674 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
3675 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
3677 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3679 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
3681 2005-04-01 Ian Lance Taylor <ian@airs.com>
3683 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
3684 (rus, prus): Remove static variables.
3685 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
3686 (process_command): Permit report_times and use_pipes together.
3688 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3690 * c-decl.c (validate_proto_after_old_defn): Look at
3691 TYPE_MAIN_VARIANT of argument types.
3693 2005-04-01 Paul Brook <paul@codesourcery.com>
3695 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
3696 (arm_output_function_epilogue): Allow call_via_SP.
3697 (thumb_call_via_reg, arm_file_end): Ditto.
3698 * config/arm/arm.h (struct machine_function): Include space for SP.
3699 (thumb_call_via_label): Update declaration.
3701 2005-04-01 Ian Lance Taylor <ian@airs.com>
3703 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
3704 doing a peephole optimization, once again put any notes in the
3707 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3709 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
3711 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3713 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
3714 (block_alloc, find_free_reg): Likewise.
3715 * loop-doloop.c (doloop_modify): Likewise.
3716 * loop-invariant.c (record_use): Likewise.
3717 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
3718 get_iv_value, canon_condition, eliminate_implied_condition,
3719 eliminate_implied_condition, simplify_using_initial_values,
3720 shorten_into_mode, canonicalize_iv_subregs,
3721 iv_number_of_iterations): Likewise.
3722 * loop-unroll.c (expand_var_during_unrolling): Likewise.
3723 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
3724 unswitch_loop): Likewise.
3725 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
3726 move_movables, replace_call_address, find_and_verify_loops,
3727 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
3728 record_giv, final_giv_value, general_induction_var,
3729 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
3730 loop_giv_dump): Likewise.
3732 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
3733 GCOV_CHECK_WRITING): Remove.
3734 (gcov_position, gcov_rewrite): Use gcc_assert.
3735 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
3736 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
3737 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
3740 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3742 * tree-inline.c: Fix a typo.
3744 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3746 * configure.ac (enable-checking): Explicitly set all variables for
3747 collective switch values. Alphabetize variables. Rename
3748 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
3750 * doc/install.texi (enable-checking): Update documentation.
3751 * configure: Rebuilt.
3753 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3755 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
3758 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3760 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
3761 Also reject cases where this pattern will cause load delay stalls
3762 unless optimizing for size and it will produce a shorter sequence.
3763 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
3764 variants to avoid pre-adjusting the base when possible.
3766 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
3768 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
3769 the frame and argument pointers.
3770 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
3771 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
3772 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
3773 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
3774 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
3775 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
3777 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
3779 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
3780 with entry for selectany attribute.
3781 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
3783 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
3784 (i386_pe_asm_named_section): Handle sections generated by
3785 selectany attribute.
3786 * doc/extend.texi (selectany): Document attribute.
3788 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
3789 Jan Hubicka <jh@suse.cz>
3791 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
3792 to fix addresses involving EBP and ESP.
3793 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
3794 for SUBREGed registers.
3795 (legitimate_address_p): Accept SUBREGed registers.
3797 2005-04-01 Jakub Jelinek <jakub@redhat.com>
3800 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
3801 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
3804 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3806 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
3808 2005-04-01 James E Wilson <wilson@specifixinc.com>
3811 * dwarf2out.c (rtl_for_decl_init): New function.
3812 (rtl_for_decl_location): Extracted from here.
3813 (tree_add_const_value_attribute): Call rtl_for_decl_init and
3814 add_const_value_attribute. Delete initializer_constant_valid_p call.
3816 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
3818 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
3819 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
3820 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
3821 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
3822 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
3823 config/i386/i386.md, config/rs6000/predicates.md,
3824 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
3825 config/s390/s390.c, config/stormy16/stormy16.c,
3826 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
3829 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
3832 * gimplify.c (gimplify_expr): Create a temporary for lvalue
3833 COND_EXPR and CALL_EXPR.
3835 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3838 * genautomata.c (first_cycle_unit_presence): Check all alternative
3839 states for unit presence.
3841 * doc/md.texi: Remove remark about impossibility to query unit
3842 presence in non nondeterministic automaton state.
3844 * config/ia64/ia64.c (get_template): Change order of unit querying.
3846 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3848 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
3851 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
3853 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
3854 flag for edges outside any loops.
3856 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3858 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
3860 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3862 * tree-ssa-alias.c: Follow spelling conventions.
3863 * doc/tree-ssa.texi: Fix a typo.
3865 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
3867 * postreload-gcse.c: Include target.h.
3868 (gcse_after_reload_main): Return early if we cannot modify jumps.
3869 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
3871 2005-03-31 David Edelsohn <edelsohn@gnu.org>
3873 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
3874 expensive operations.
3876 2005-03-31 Ian Lance Taylor <ian@airs.com>
3878 * collect2.c (lderrout): New variable.
3879 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3880 if it is set, to stderr.
3881 (handler): Unlink lderrout if it is set.
3882 (dump_file): Add "to" parameter. Change all callers.
3883 (main): Initialize lderrout.
3884 (collect_execute): Add errname parameter. Change all callers.
3885 Rename redir parameter to outname. Never pass
3886 PEX_STDERR_TO_STDOUT to pex_run.
3887 * collect2.h (collect_execute, dump_file): Update declarations.
3888 * tlink.c (tlink_execute): Add errname parameter. Change all
3890 (do_tlink): Check lderrout as well as ldout.
3892 2005-03-31 Caroline Tice <ctice@apple.com>
3894 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3895 (bb-reorder.o): Add errors.h to list of requirements.
3896 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3897 profiledbootstrap flags.
3898 * bb-reorder.c (errors.h): Add new include.
3899 (struct bbro_basic_block_data_def): Add new field, in_trace.
3900 (add_unlikely_executed_notes): Remove function.
3901 (mark_bb_for_unlikely_executed_section): Remove function.
3902 (insert_section_boundary_note): New function.
3903 (verify_hot_cold_block_grouping): New function.
3904 (push_to_next_round_p): Remove variables and tests that push all
3905 cold blocks to last round.
3906 (find_traces): Remove code that added extra round of trace finding
3907 when doing partitioning.
3908 (find_traces_1_round) : Remove variable last_round; add code to
3909 update new struct field, in_trace; correct trace_length where it was
3910 incorrect before (after call to copy_bb); change code that pushed all
3911 cold blocks to last round. Instead verify that all blocks going into
3912 a trace belong in the same partition.
3913 (connect_traces): Modify to connect the traces in two passes, if the
3914 function contains both hot and cold blocks. The first pass connects
3915 all the traces for blocks in the partition that the first block in
3916 the function belongs to; the second pass connnects all the traces
3917 containing blocks that belong in the other partition.
3918 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3919 code that automatically put the first block in a function into the
3920 hot partition if the function had any hot blocks.
3921 (fix_crossing_unconditional_branches): Check number of succ edges
3922 before attempting to get one.
3923 (fix_edges_for_rarely_executed_code): Update comment describing
3925 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3926 remove call to add_unlikely_executed_notes; add call to
3927 verify_hot_cold_block_grouping.
3928 (duplicate_computed_gotos): Don't change computed goto if it's a
3930 (partition_hot_cold_basic_blocks): Update function comment.
3931 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3933 (try_forward_edges): Likewise.
3934 (merge_blocks_move_predecessor_nojumps): Likewise.
3935 (merge_blocks_move_successor_nojumps): Likewise.
3936 (merge_blocks_move): Likewise.
3937 (try_crossjump_bb): Likewise.
3938 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3939 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3940 notes to cold bb's; remove call to update_unlikely_executed_notes.
3941 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3942 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3943 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3944 function declaration.
3945 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3947 (rtl_can_merge_blocks): Remove redundancy from condition.
3948 (try_redirect_by_replacing_jump): Likewise.
3949 (force_nonfallthru_and_redirect): Remove code for adding
3950 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3951 (commit_one_edge_insertion): Likewise.
3952 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3953 * dbxout.c (FORCE_TEXT): Replace function_section with
3954 current_function_section.
3955 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3956 function, switch_text_section.
3957 (struct xcoff_debug): Likewise.
3958 (dbxout_function_end): Add code to put out label diffs for both
3959 hot and cold sections.
3960 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3961 for new debug_hooks funciton, switch_text_section..
3962 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3963 switch_text_section.
3964 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3965 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3966 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3967 dw_fde_switched_sections.
3968 (output_call_frame_info): Add test to see if function switches text
3969 sections in the middle; if so, use appropriate extra hot and cold
3970 section labels to compute size deltas for the hot and cold sections.
3971 (dwarf2out_begin_prologue): Add code to initialize new fields in
3973 (dwarf2out_switch_text_section): New function (invoked through
3974 debug_hook); updates new fields in dw_fde_struct appropriately and
3975 increments separate_line_info_table_in_use.
3976 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3977 dwarf2out_switch_text_section.
3978 (struct var_loc_node): Add new field, section_label.
3979 (output_aranges): Add code to check whether in hot or cold section and
3980 use the appropriate label in calculating deltas.
3981 (output_ranges): Likewise.
3982 (output_line_info): Add code to check which section we're in and
3983 use appropriate hot/cold label.
3984 (add_location_or_constant_value_attribute): Likewise.
3985 (gen_subprogam_die): Modify arange attributes to use correct labels.
3986 (dwarf2out_begin_block): Change call to function_section into call to
3987 current_function_section.
3988 (dwarf2out_end_block): Likewise.
3989 (dwarf2out_source_line): Likewise.
3990 (dwarf2out_var_location): Add code to check whether in hot or cold
3991 section and use the appropriate label.
3992 * except.c (output_function_exception_table): Change call to
3993 function_section into call to current_function_section.
3994 * final.c (profile_function): Likewise.
3995 (scan_ahead_for_unlikely_executed_note): Remove function.
3996 (final_scan_insn): Remove calls to
3997 scan_ahead_for_unlikely_executed_note, and related code for switching
3998 to cold section, except for the single time
3999 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4000 debug_hooks->switch_text_sections; replace appropriate calls to
4001 function_section with calls to current_function_section.
4002 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4003 test_bb to condition.
4004 (find_if_case_2): Likewise.
4005 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4006 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4007 * opts.c (decode_options): Change warning about hot/cold partitioning
4008 with exceptionss to inform (so as not to cause bootstrap failures);
4009 remove warning about partitioning with DWARF debug info.
4010 * output.h (current_function_section): Add new function decl.
4011 (insert_section_boundary_note): Likewise.
4012 (enum in_section): Move this declaration here from varasm.c.
4013 (unlikely_section_label): Likewise.
4014 (unlikely_text_section_name): Likewise.
4015 (last_text_section_name): New global variable.
4016 (last_text_section): Likewise.
4017 (hot_section_label): Likewise.
4018 (hot_section_end_label): Likewise.
4019 (cold_section_end_label): Likewise.
4020 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4021 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4022 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4023 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4024 insn from consideration.
4025 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4026 switch_text_section.
4027 * varasm.c (basic-block.h): Add new include.
4028 (unlikely_section_label_printed): Remove global variable.
4029 (unlikely_section_label): Make global variable not be static any more.
4030 (unlikely_text_section_name): Likewise.
4031 (hot_section_end_label): New global variable (not static)
4032 (first_function_block_is_cold): Likewise.
4033 (hot_section_label): Likewise.
4034 (cold_section_end_label): Likewise..
4035 (last_text_section): New global variable, not static.
4036 (last_text_section_name): New global variable, not static.
4037 (initialize_cold_section_name): New function.
4038 (enum in_section): Move declaration to output.h.
4039 (text_section): Update last_text_section.
4040 (unlikely_text_section): Replace code to determine cold section name
4041 with call to initialize_cold_section_name; Add code to update
4042 last_text_section; remove code for printing out label.
4043 (named_section_real): Add code to update last_text_section and
4044 last_text_section_name as appropriate.
4045 (function_section): Change test for 'unlikely' to depend on
4046 first_function_block_is_cold (moved old test to
4047 current_function_section).
4048 (current_function_section): New function.
4049 (assemble_start_function): Move code that frees
4050 unlikely_text_section_name; initialize hot_section_end_label;
4051 print hot and cold section labels at the start of the function;
4052 set first_function_block_is_cold, if appropriate; initialize l
4053 ast_text_section; add call to insert_section_boundary_note.
4054 (assemble_end_function): Add code to write out hot and cold section
4056 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4057 switch_text_section.
4058 * config/darwin.c (machopic_select_section): Replace incorrect
4059 function in base_funs; update reloc for cold sections if necessary.
4060 * config/darwin.h (SECTION_FUNCTION): Add code to update
4061 last_text_section if appropriate.
4062 (text_unlikely_section): Remove.
4063 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4064 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4065 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4066 partitioning for this architecture.
4068 2005-03-31 Olivier Hainque <hainque@adacore.com>
4070 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4071 defined and non-zero.
4073 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4076 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4079 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4082 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4083 label operand. Remove (use (unspec..)). Don't emit a label on
4085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4086 generate inline label for load_toc_v4_PIC_1b.
4087 (rs6000_emit_load_toc_table): Likewise.
4089 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4091 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4092 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4094 2005-03-29 Devang Patel <dpatel@apple.com>
4096 * tree-sra.c (decide_block_copy): Disable scalarization of
4099 2005-03-30 Stuart Hastings <stuart@apple.com>
4100 Dale Johannesen <dalej@apple.com>
4102 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4103 * print-tree.c (print_node): Add case STATEMENT_LIST.
4105 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4107 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4108 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4109 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4110 is given with "powerpc64*" or "all", or when --with-cpu chooses
4113 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4116 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4117 gen_lexical_block_die.
4118 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4120 2005-03-31 Jan Hubicka <jh@suse.cz>
4122 2004-11-02 Jan Hubicka <jh@suse.cz>
4124 * cgraph.c (cgraph_varpool_node_name): New function.
4125 (dump_cgraph_varpool_node): New function.
4126 (dump_varpool): New function.
4127 * cgraphunit.c (cgraph_optimize): Dump varpool.
4129 2004-10-16 Jan Hubicka <jh@suse.cz>
4131 * cgraph.c (decide_is_variable_needed): New function.
4132 (cgraph_varpool_finalize_decl): Use it.
4133 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4135 * final.c (output_addr_const): Do not call mark_referenced.
4136 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4137 always go via cgraph.
4138 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4139 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4140 * tree-optimize.c (execute_inline): Mark functions called.
4141 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4143 2004-10-11 Jan Hubicka <jh@suse.cz>
4145 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4146 (cgraph_varpool_last_needed_node): New static variable.
4147 (enqueue_needed_varpool_node): Break out from ...; add items to the
4148 end of queue; update first pointers.
4149 (cgraph_varpool_mark_needed_node): ... here.
4150 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4151 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4152 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4153 (cgraph_varpool_first_unanalyzed_node): Declare.
4154 * cgraphunit.c: Include output.h.
4155 (cgraph_varpool_analyze_pending_decls): New function.
4156 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4157 for errors, analyze pending decls.
4158 (cgraph_finalize_compilation_unit): Only analyze decls.
4159 (cgraph_optimize): Assemble the decls after expanding.
4161 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4163 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4164 subvars get marked properly in tags for grouping.
4165 (add_pointed_to_var): Mark only actual pointed to
4166 variables/subvars in addresses needed.
4167 (create_overlap_variables_for): Clear call clobbered on original
4169 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4170 addresable vars with subvars into list.
4171 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4174 2005-03-30 Richard Henderson <rth@redhat.com>
4176 * cgraph.h (struct cgraph_node): Add alias.
4177 * varasm.c (assemble_alias): Set it.
4178 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4179 avoid calling cgraph_expand_function.
4181 2005-03-30 Tom Tromey <tromey@redhat.com>
4183 * tree.def (FILE_TYPE): Removed.
4184 * typeclass.h (enum type_class): Removed file_type_class.
4185 * dwarf2out.c (is_base_type): Updated.
4186 (gen_type_die): Likewise.
4187 * dbxout.c (dbxout_type): Updated.
4188 * builtins.c (type_to_class): Updated.
4189 * tree.c (type_contains_placeholder_1): Updated.
4190 * config/sparc/sparc.c (sparc_type_code): Updated.
4191 * config/ia64/ia64.c (hfa_element_mode): Updated.
4192 * expr.c (count_type_elements): Updated.
4193 * stor-layout.c (layout_type): Updated.
4194 * tree-inline.c (remap_type): Updated.
4195 * tree-pretty-print.c (dump_generic_node): Updated.
4197 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4199 * builtins.c (expand_builtin_powi): Fix mode of
4200 2nd argument to match int.
4201 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4202 2nd argument type to int.
4203 * libgcc2.c: Change prototype of __powi* functions to use
4206 2005-03-30 Dale Johannesen <dalej@apple.com>
4209 * calls.c (expand_call): Flush pending deferrals before
4212 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4216 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4217 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4218 c_label_context, label_context_stack): New.
4219 * c-decl.c (define_label): Check for jumps into statement
4220 expressions. Add label to list of defined labels.
4221 (start_function): Push context on label_context_stack.
4222 (finish_function): Pop context from label_context_stack.
4223 * c-typeck.c (label_context_stack): New.
4224 (c_finish_goto_label): Check for jumps into statement
4225 expressions. Add label to list of jumped to labels.
4226 (struct c_switch): Add blocked_stmt_expr.
4227 (c_start_case): Initialize it.
4228 (do_case): Check it.
4229 (c_finish_case): Verify !blocked_stmt_expr.
4230 (c_begin_stmt_expr): Push context on label_context_stack.
4231 Increment blocked_stmt_expr. Mark labels jumped to from outside
4233 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4234 defined in the statement expression and no longer jumpable to.
4235 Mark labels jumped to from just outside the statement expression
4236 as again definable. Pop context from label_context_stack.
4237 * doc/extend.texi (Statement Exprs): Update.
4239 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4242 * c-decl.c (start_function): Check for old_decl being
4245 2005-03-30 Ian Lance Taylor <ian@airs.com>
4247 * final.c (final): Remove prescan parameter. Change all callers.
4248 (final_scan_insn): Remove prescan parameter. Change all callers.
4250 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4252 * tree-vectorizer.c: Fix comment typos.
4254 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4256 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4257 as soon as a chrec_dont_know is detected.
4259 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4261 Merge from csl-arm-branch.
4262 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4264 * tlink.c (recompile_files): Do not assume that "rename" can
4265 overwrite an existing file.
4267 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4269 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4270 * gcc/configure: Regenerate.
4272 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4274 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4276 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4278 * calls.c (struct arg_data): Update "partial" comment.
4279 (load_register_parameters): Update "nregs" comment.
4281 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4283 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4284 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4285 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4286 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4287 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4288 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4289 than target_flags & 0.
4290 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4291 (iq2000_arch, iq2000_parse_cpu): Delete.
4292 (TARGET_HANDLE_OPTION): Override default.
4293 (iq2000_handle_option): New function.
4294 (override_options): Remove -march= and -mcpu= handling.
4295 * config/iq2000/iq2000.opt: New file.
4297 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4299 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4300 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4301 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4302 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4303 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4304 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4305 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4306 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4307 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4308 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4309 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4310 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4311 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4312 (TARGET_OPTIONS): Delete.
4313 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4314 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4315 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4316 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4317 (c4x_cpu_version_string): Delete.
4318 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4319 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4320 equivalent -mcpu= option.
4321 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4322 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4323 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4324 or clearing the appropriate MASK_* bit.
4325 (c4x_file_start): Use c4x_cpu_version.
4326 * config/c4x/c4x.opt: New file.
4328 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4330 * doc/options.texi: Document the new MaskExists flag.
4331 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4332 if the option has the MaskExists flag.
4334 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4336 * opt-functions.awk (flag_set_p, test_flag): New functions.
4337 (switch_flags): Use them.
4338 * opth-gen.awk: Use flag_set_p to check for flags.
4339 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4341 2005-03-30 Ian Lance Taylor <ian@airs.com>
4343 * config.host (i[34567]86-*-mingw32*): Don't set
4344 host_can_use_collect2 to no.
4346 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4349 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4350 Remove convert_memory_address call duplicating that in memory_address.
4352 2005-03-29 Richard Henderson <rth@redhat.com>
4355 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4356 (build_compound_literal): Likewise. Propagate decl type into the
4358 (finish_decl): Likewise. Use new return value from complete_array_type
4359 for zero sized arrays.
4360 (complete_array_type): Move ...
4361 * c-common.c (complete_array_type): ... here. Change first argument
4362 to pointer-to-type-node. Consistently use sizetype for the index
4363 except for zero sized arrays. Detect zero sized arrays for pedantic
4364 mode diagnostics. Create a new type node instead of modifying the
4366 * c-tree.h (complete_array_type): Move decl ...
4367 * c-common.h (complete_array_type): ... here.
4369 2005-03-29 Richard Henderson <rth@redhat.com>
4372 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4374 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4376 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4377 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4378 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4379 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4381 2005-03-29 Eric Christopher <echristo@redhat.com>
4383 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4384 truthvalue conversion removal.
4386 2005-03-29 Ian Lance Taylor <ian@airs.com>
4389 * collect2.c: Never include <vfork.h>.
4390 (VFORK_STRING, vfork): Don't define.
4391 (pid): Remove global variable.
4392 (handler): Call raise instead of kill (getpid(), ...).
4393 (collect_wait): Add pex parameter. Change all callers. Use
4394 pex_get_status rather than pwait.
4395 (do_wait): Add pex parameter. Change all callers.
4396 (collect_execute): Return struct pex_obj * rather than void. Use
4397 pex routines rather than pexecute.
4398 (fork_execute): Get pex_obj from collect_execute, and pass it to
4400 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4401 Only declare quit_handler if SIGQUIT is defined.
4402 (scan_libraries): Likewise.
4403 * collect2.h (collect_execute): Update declaration.
4404 (collect_wait): Update declaration.
4405 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4406 pass it to collect_wait.
4408 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4411 * c-parser.c (c_parser_compound_statement_nostart): Give error
4412 message for EOF instead of just setting parser->error.
4414 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4416 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4417 (slpeel_update_phi_nodes_for_guard1): New function.
4418 (slpeel_update_phi_nodes_for_guard2): New function.
4419 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4420 of slpeel_update_phi_nodes_for_guard.
4421 (vectorize_loops): Remove call to loop_closed_rewrite.
4422 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4425 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4427 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4428 (TARGET_LITTLE_ENDIAN): New macro.
4429 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4430 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4431 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4432 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4433 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4434 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4435 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4436 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4437 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4438 (TARGET_OPTIONS): Delete.
4439 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4440 (CACHE_FLUSH_TRAP): Turn into an integer.
4441 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4442 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4443 -mflush-trap is in use.
4444 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4445 (m32r_cache_flush_trap_string): Delete.
4446 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4447 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4448 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4449 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4450 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4451 -mmodel= and -msdata= handling from...
4452 (m32r_init): ...here.
4453 * config/m32r/m32r.opt: New file.
4455 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4457 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4458 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4459 * tree-vect-analyze.c (vect_object_analysis): additional parm
4460 pass back a "struct ptr_info_def *" with the points-to info.
4461 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4462 statement using info returned from vect_object_analysis.
4463 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4464 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4465 for virtual uses and defs when creating a replacement vector
4466 reference. Call duplicate_ssa_name_ptr_info to define points-to
4467 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4468 (vectorizable_store): copy_virtual_operands and update
4469 definition statements.
4470 (vectorizable_load): copy_virtual_operands. Remove call to
4471 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4472 * tree-vectorizer.c (vectorize_loops): Remove calls to
4473 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4474 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4475 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4476 define macro STMT_VINFO_PTR_INFO for use in accessing.
4477 * tree.h add export of duplicate_ssa_name_ptr_info.
4478 * rs6000.c (altivec_init_builtins): Declare builtin function
4479 __builtin_altivec_mask_for_load to be "const".
4481 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4484 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4485 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4486 assemble_variable on aliases.
4487 * varasm.c (assemble_alias): Set node->alias.
4488 * toplev.c (wrapup_global_declarations): Don't call
4489 rest_of_decl_compilation on aliases again.
4491 2005-03-29 Paul Brook <paul@codesourcery.com>
4493 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4494 * config/arm/arm.c (arm_dbx_register_number): New function.
4495 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4497 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4500 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4501 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4503 2005-03-29 Dale Johannesen <dalej@apple.com>
4505 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4506 $(TREE_H) and $(COVERAGE_H).
4507 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
4508 * opts.c (common_handle_option): Enable tree-based value transforms.
4509 * toplev.c (process_options): Ditto.
4510 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
4511 refers to references to this type.
4512 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
4513 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
4514 for may_be_more, may_be_less.
4515 (rtl_gen_pow2_profiler): Adjust.
4516 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
4517 (rtl_gen_one_value_profiler): Adjust.
4518 (rtl_gen_const_delta_profiler): Adjust.
4519 * tree-profile.c (tree_gen_interval_profiler): Implement.
4520 (tree_gen_pow2_profiler): Ditto.
4521 (tree_gen_one_value_profiler): Ditto.
4522 (tree_profiling): New.
4523 (pass_tree_profile): Reference it.
4524 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
4526 (insn_divmod_values_to_profile): Rename to
4527 rtl_divmod_values_to_profile. Adjust.
4528 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
4529 (insn_prefetch_values_to_profile): Adjust.
4530 (rtl_value_profile_transformations): Adjust.
4531 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
4532 (gen_mod_pow2): Rename to rtl_mod_pow2.
4533 (gen_mod_subtract): Rename to rtl_mod_subtract.
4534 (divmod_fixed_value_transform): Rename to
4535 rtl_divmod_fixed_value_transform.
4536 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
4537 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
4538 (rtl_find_values_to_profile): Adjust.
4539 (tree_value_profile_transformations): Implement.
4540 (tree_divmod_values_to_profile): New.
4541 (tree_values_to_profile): New.
4542 (tree_divmod_fixed_value): New.
4543 (tree_mod_pow2): New.
4544 (tree_mod_subtract): New.
4545 (tree_divmod_fixed_value_transform): New.
4546 (tree_mod_pow2_value_transform): New.
4547 (tree_mod_subtract_transform): New.
4548 (tree_find_values_to_profile): Implement.
4549 * profile.c (instrument_values): Free histograms.
4550 (compute_value_histograms): Adjust. Implement tree version.
4552 2005-03-29 Uros Bizjak <uros@kss-loka.si>
4554 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
4555 * config/i386/i386.c (output_fix_trunc): Add new round_mode
4556 variable. Output "fldcw" depending on round_mode.
4557 * config/i386/i386.md (UNSPEC_FIST): New.
4558 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
4559 New isns patterns to implement lrint and llrint built-ins as x87
4561 (fistdi2, fist<mode>2 splitters): New splitters.
4562 (lrint<mode>2): New expanders.
4564 2005-03-28 Ian Lance Taylor <ian@airs.com>
4566 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
4567 0 when calling final_scan_insn.
4569 2005-03-28 Jan Hubicka <jh@suse.cz>
4572 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
4575 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
4576 types where possible.
4578 2005-03-26 Per Bothner <per@bothner.com>
4580 Make -f[no-]show-column also control non-cpp diagnostics.
4581 * c.opt (fshow-column): Move option from here ...
4582 * common.opt (fshow-column): ... to here.
4583 * diagnostic.c (diagnostic_build_prefix): Only print column number
4584 if flag_show_column.
4586 2005-03-27 Steven Bosscher <stevenb@suse.de>
4588 * vax-protos.h (vax_output_int_move, vax_output_int_add,
4589 vax_output_conditional_branch): New prototypes.
4590 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
4591 extracted from vax.md mov and add patterns.
4592 (vax_output_conditional_branch): New function to output conditional
4593 branch instructions.
4594 * vax.md: Use mode macros for arithmetic and mov patterns.
4595 Use code macros for the jump patterns.
4597 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4599 * Makefile.in (libbackend.o): Depend on version files;
4600 add custom generation command.
4602 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
4605 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
4606 sure that we have a REG before getting its REGNO.
4608 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4610 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
4611 * builtins.def (BUILT_IN_STRNDUP): New.
4613 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
4615 PR tree-optimization/20470
4616 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
4619 2005-03-25 Mike Stump <mrs@apple.com>
4621 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
4624 2005-03-25 Geoffrey Keating <geoffk@apple.com>
4626 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
4627 Use our own structure definitions.
4629 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
4630 (fix_truncdfsi2): Allow registers or memory as destination.
4631 When TARGET_PPC_GFXOPT, generate simplified pattern.
4632 (fix_truncdfsi2_internal): Use define_insn_and_split.
4633 (fix_truncdfsi2_internal_gfxopt): New.
4634 (fctiwz): Don't confuse register allocation by giving it no choices.
4636 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
4637 (EXTRA_MEMORY_CONSTRAINT): Likewise.
4638 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
4639 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
4641 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4643 * dominance.c (free_dominance_info): Speed up by freeing et
4644 data structures without maintaining other nodes.
4645 * et-forest.c (et_free_tree_force): New.
4646 * et-forest.h: Add a prototype for et_free_tree_force.
4648 * tree.c (get_set_constructor_bits,
4649 get_set_constructor_bytes): Remove.
4650 * tree.h: Remove the corresponding prototypes.
4652 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4655 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
4656 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
4657 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
4658 PRE_DEC, NEG and NOT.
4660 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
4662 * fold-const.c: Convert uses of fold (build (...)) to
4665 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
4667 PR rtl-optimization/20249
4668 * cse.c (insert_regs): Do not record equivalence of registers in
4671 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
4673 * emit-rtl.c (reverse_comparison): Remove.
4674 * rtl.h: Remove the corresponding prototype.
4676 2005-03-24 James E Wilson <wilson@specifixinc.com>
4678 * doc/install.texi (--enable-altivec): Delete docs.
4680 2005-03-24 David Edelsohn <edelsohn@gnu.org>
4682 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4683 SFmode and DFmode before reload when
4684 flag_unsafe_math_optimizations not enabled.
4686 2005-03-24 Geoffrey Keating <geoffk@apple.com>
4688 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
4690 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
4691 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
4693 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
4695 * configure.ac (enable-checking): Add 'runtime' option.
4696 * doc/install.texi (enable-checking): Document 'runtime' checking.
4697 * tsystem.h (gcc_assert, gcc_unreachable): Define.
4698 * config.in: Regenerated.
4699 * configure: Regenerated.
4701 2005-03-23 Uros Bizjak <uros@kss-loka.si>
4703 * optabs.h (enum optab_index): Remove OTI_llrint.
4704 (llrint_optab): Remove macro.
4705 * optabs.c (init_optabs): Remove llrint_optab initialization.
4706 * genopinit.c (optabs): Remove llrint_optab implementation.
4707 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
4710 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
4712 PR rtl-optimization/20532
4713 * simplify-rtx.c (simplify_binary_operation_1): Protect from
4714 overflow when adding coefficients for PLUS or MINUS.
4715 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
4718 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4720 * langhooks.h (truthvalue_conversion): Remove.
4721 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4722 LANG_HOOKS_TRUTHVALUE_CONVERSION.
4723 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
4724 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
4725 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
4727 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
4729 * params.def: Fix a typo.
4730 * config/mips/mips.c: Follow the spelling convensions.
4731 * doc/invoke.texi: Fix typos.
4733 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
4735 Fix PR tree-optimization/20601
4737 * tree-ssa-pre.c (insert_aux): Add missing condition to
4740 2005-03-23 Ian Lance Taylor <ian@airs.com>
4742 * final.c (final_scan_insn): Don't remove no-op instructions.
4743 * reload1.c (reload): Remove simple no-op instructions even when
4746 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
4748 PR tree-optimization/20501
4749 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
4750 reporting that peeling for alignment is applied moved to...
4751 * (vect_analyze_data_refs_alignment): Here.
4753 2005-03-23 Ian Lance Taylor <ian@airs.com>
4755 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
4757 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4759 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
4760 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
4762 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
4764 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
4765 imply that this is called once, independent of asms in code.
4766 Adjust to now being pased output and input lists. Mention helper
4767 function decl_overlaps_hard_reg_set_p.
4768 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
4769 hook_tree_tree_identity and to take three trees, returning third.
4770 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
4772 * stmt.c: include hard-reg-set.h before tree.h.
4773 (decl_overlaps_hard_reg_set_p): New function, broken out from...
4774 (decl_conflicts_with_clobbers_p): Call
4775 decl_overlaps_hard_reg_set_p.
4776 (expand_asm_operands): Pass output and input lists in call to
4777 targetm.md_asm_clobbers.
4778 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
4779 hook_tree_tree_tree_tree_3rd_identity.
4780 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
4782 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
4783 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
4784 parameters, first two unused.
4785 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
4786 parameters. Only add MOF to clobbers if there's no 'h' mentioned
4787 in constraint letters and MOF is not mentioned as a asm-declared
4788 register in neither of the input and output lists.
4790 2005-03-23 DJ Delorie <dj@redhat.com>
4792 * optabs.c (expand_binop): Make sure the first subword's result
4795 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4797 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
4798 Call c_common_truthvalue_conversion rather than
4799 lang_hooks.truthvalue_conversion.
4800 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
4801 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
4803 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
4804 c_common_truthvalue_conversion.
4805 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
4806 c_parser_conditional_expression, c_parser_binary_expression): Call
4807 c_objc_common_truthvalue_conversion.
4808 * c-typeck.c (build_unary_op): Call
4809 c_objc_common_truthvalue_conversion.
4810 (build_conditional_expr): Do not call
4811 lang_hooks.truthvalue_conversion.
4812 (build_binary_op): Call c_common_truthvalue_conversion.
4813 (c_objc_common_truthvalue_conversion): Moved from
4814 c-objc-common.c. Call default_function_array_conversion instead
4815 of default_conversion.
4817 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
4819 * c-common.h (default_conversion): Remove.
4820 (perform_integral_promotions): Add.
4821 * c-tree.h (default_conversion): Add.
4822 * c-typeck.c (perform_integral_promotions): New, split out from
4824 * c-common.c (check_case_value): Use perform_integral_promotions,
4825 not default_conversion.
4826 (c_add_case_label): Don't continue processing case label after
4827 found to be pointer.
4829 2005-03-23 Mark Mitchell <mark@codesourcery.com>
4831 * gcc.c (do_spec_1): Do not add a -L path for a directory in
4832 the prefix list if we have already added a multilib directory
4834 (main): Do not add MD_EXEC_PREFIX to the list of directories to
4837 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4839 * reload1.c (indirect_symref_ok, reload_obstack): Make them
4841 * reload.h: Remove the prototype for indirect_symref_ok.
4843 * reload1.c (indirect_symref_ok): Make it global.
4844 * reload.h: Add a prototype for indirect_symref_ok.
4846 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4848 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
4851 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4853 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
4855 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
4857 * c-opts.c (c_common_parse_file): Only start/end main source file
4858 if debug hooks says the writer wants it.
4859 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
4861 (xcoff_debug_hooks): Ditto.
4862 * debug.c (do_nothing_hooks): Ditto.
4863 * debug.h (gcc_debug_hooks): Ditto.
4864 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
4865 * sdbout.c (sdb_debug_hooks): Ditto.
4866 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
4868 2005-03-22 Mark Mitchell <mark@codesourcery.com>
4870 * doc/extend.texi: Deprecate C++ min/max operators.
4872 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
4874 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4875 artificial original candidates.
4877 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4878 Jan Hubicka <jh@suse.cz>
4879 Steven Bosscher <stevenb@suse.de>
4881 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4882 call cost based on argument sizes.
4883 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4885 * params.def: (max-inline-inssn-single): Set to 450.
4886 (max-inline-insns-auto): Set to 90.
4887 (max-inline-insns-recursive): Set to 450
4888 (max-inline-insns-recursive-auto): Set to 450.
4889 (large-function-insns): Set to 2700.
4890 (inline-call-cost): New parameter.
4891 * tree-inline.c (estimate_move_cost): New function.
4892 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4893 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4895 * tree-inline.h (estimate_move_cost): Declare.
4896 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4897 (max-inline-insns-auto): Change default to 90.
4898 (max-inline-insns-recursive): Change default to 450
4899 (max-inline-insns-recursive-auto): Change default to 450.
4900 (large-function-insns): Change default to 2700.
4901 (inline-call-cost): Document new parameter.
4903 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4905 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4906 (TARGET_DEFAULT): Delete.
4907 * config/i860/i860.opt: New file.
4909 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4911 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4912 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4913 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4914 (frv_sched_lookahead): Delete.
4915 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4916 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4917 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4918 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4919 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4920 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4921 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4922 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4923 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4924 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4925 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4926 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4927 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4928 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4929 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4930 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4931 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4932 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4933 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4934 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4935 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4936 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4937 * config/frv/frv.c (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 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4942 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4943 (frv_handle_option): New function. Move -mcpu= handling from...
4944 (frv_override_options): ...here. Remove handling of other
4946 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4947 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4948 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4949 and TARGET_NO_MULTI_CE.
4950 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4951 !TARGET_VLIW_BRANCH.
4952 * config/frv/frv.opt: New file.
4954 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4956 * fold-const.c (fold_ternary): Take decomposed arguments of
4958 (fold): Update a call to fold_ternary.
4960 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4961 * tree.h: Add corresponding prototypes.
4963 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4966 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4967 between jump table and its label.
4968 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4969 resp. ADDR_DIFF_VEC and the label preceeding it.
4970 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4971 is emitted in the right section.
4973 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4975 * fold-const.c (fold_unary, fold_binary): Update comments
4978 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4980 PR rtl-optimization/20527
4981 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4982 REG_INC note, test that the register also isn't mentioned in PRED
4985 2005-03-22 Ben Elliston <bje@au.ibm.com>
4987 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4990 2005-03-21 Mike Stump <mrs@apple.com>
4992 * varasm.c (default_assemble_visibility): Remove extra ().
4994 2005-03-21 Roger Sayle <roger@eyesopen.com>
4997 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4998 to determine whether a block can be duplicated, rather than test
4999 whether the block contains noncopyable insns ourselves.
5001 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5003 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5006 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5008 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5010 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5012 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5013 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5014 * config/fr30/fr30.opt: New file.
5016 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5018 Fix PR tree-optimization/20542
5020 * tree-flow-inline.h (overlap_subvar): Move to here.
5021 * tree-ssa-operands.c: From here.
5022 * tree-flow.h (overlap_subvar): Declare.
5023 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5024 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5025 for variables with subvars.
5027 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5030 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5031 * modulo-sched.c (const_iteration_count): Return on NULL
5033 (print_node_sched_params): Return on NULL dump_file.
5034 (generate_reg_moves): Handle reg-anti dependencies and disregard
5035 closing branch when generating register moves.
5036 (sms_schedule): Mark the SMSed block dirty.
5037 * passes.c (rest_of_handle_sms): Call update_life_info for all
5039 * testsuite/gcc.dg/20050321-1.c: New test.
5041 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5043 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5044 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5045 movqi_internal): Likewise.
5047 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5049 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5050 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5051 xtensa_b4const): Delete prototypes.
5052 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5053 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5054 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5055 xtensa_extra_constraint): New prototypes.
5056 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5057 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5058 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5059 move_operand, const_float_1_operand, fpmem_offset_operand,
5060 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5061 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5062 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5063 argument type to HOST_WIDE_INT.
5064 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5065 xtensa_mask_immediate): Likewise.
5066 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5067 Likewise. Also make these functions static.
5068 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5069 (xtensa_const_ok_for_letter_p): New.
5070 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5071 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5072 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5073 move_operand, const_float_1_operand, fpmem_offset_operand,
5074 branch_operator, ubranch_operator, boolean_operator): Move to
5076 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5077 (xtensa_mem_offset): Change return type to bool.
5078 (xtensa_extra_constraint): New.
5079 (gen_int_relational): Update type of const_range_p function pointer.
5080 Use xtensa_b4const_or_zero.
5081 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5082 xtensa_const_ok_for_letter_p. Update comments.
5083 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5084 (PREDICATE_CODES): Delete.
5085 * config/xtensa/xtensa.md: Include predicates.md.
5086 * config/xtensa/predicates.md: New file.
5088 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5090 * config/v850/v850-protos.h: Remove the prototypes for
5091 reg_or_int9_operand, reg_or_const_operand,
5092 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5093 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5094 movsi_source_operand, power_of_two_operand,
5095 not_power_of_two_operand, special_symbolref_operand,
5096 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5097 register_is_ok_for_epilogue.
5098 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5099 reg_or_int9_operand, reg_or_const_operand,
5100 call_address_operand, special_symbolref_operand,
5101 movsi_source_operand, power_of_two_operand,
5102 not_power_of_two_operand, register_is_ok_for_epilogue,
5103 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5104 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5106 * config/v850/v850.h (PREDICATE_CODES): Remove.
5107 * config/v850/v850.md: Include predicates.md.
5108 * config/v850/predicates.md: New.
5110 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5112 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5113 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5114 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5115 (itoolsdir, itoolsdatadir): Move definition above new first use.
5116 (install-itoolsdirs): New rule.
5117 (install-mkheaders): Depend on install-itoolsdirs, not
5118 install-include-dir.
5120 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5122 * tree-into-ssa.c: Remove obsolete comments.
5124 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5126 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5127 unrolling if -fpeel-loops is specified, too.
5128 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5129 Remove superfluous check for flag_unroll_loops.
5131 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5133 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5134 (lrint_optab, llrint_optab): Define corresponding macros.
5135 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5136 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5137 pattern and llrint_optab using llrintdi2 patterns.
5138 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5139 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5140 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5141 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5142 flag_unsafe_math_optimizations is set.
5144 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5146 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5147 simplify_logical, if_then_else_cond, known_cond,
5148 simplify_comparison): Adjust calls to reverse_comparison.
5149 Don't use combine_reversed_comparison_code).
5150 (combine_reversed_comparison_code): Remove.
5151 (reversed_comparison): Using reversed_comparison_code, move it...
5152 * jump.c (reversed_comparison): ... here.
5153 * rtl.h (reversed_comparison): Add prototype.
5155 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5157 * builtins.c (fold_builtin): Take decomposed arguments of
5159 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5160 * gimplify.c (gimplify_call_expr): Likewise.
5161 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5162 * tree.h: Update the prototype of fold_builtin.
5164 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5166 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5167 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5168 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5169 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5170 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5172 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5174 * builtins.c (fold_builtin_1): Take decomposed arguments of
5176 (fold_builtin): Update a call to fold_builtin_1.
5178 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5181 * gcov.c (output_lines): Only output function block summary when
5182 outputting branch information.
5183 * doc/gcov.texi: Document format of preamble and additional block
5186 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5188 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5189 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5190 the defaults false if BITS_PER_UNIT != 8.
5191 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5192 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5193 than BITS_PER_UNIT != 8.
5194 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5195 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5196 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5198 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5199 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5201 2005-03-20 Roger Sayle <roger@eyesopen.com>
5204 * fold-const.c (fold_binary): Fix type mismatch between
5205 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5206 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5207 for non-truth-valued expressions.
5209 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5210 and FUNCTION_DECL in the main switch.
5211 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5212 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5213 we also need to convert their operands to match.
5214 <TRUTH_NOT_EXPR>: Likewise.
5216 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5218 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5219 diagnostic without checking whether an lvalue.
5220 * c-common.h (lvalue_p): Remove.
5221 (enum lvalue_use): Update comment.
5222 (lvalue_or_else): Replace by lvalue_error.
5223 * c-typeck.c (lvalue_p): Make static.
5224 (lvalue_or_else): New. Call lvalue_error.
5226 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5228 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5229 (function_arg_advance): Use rs6000_parm_start.
5230 (function_arg, rs6000_arg_partial_bytes): Likewise.
5232 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5234 * c-common.c (check_case_value): Adjust comment about stripping
5236 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5237 * c-typeck.c (default_conversion, convert_arguments,
5238 build_modify_expr, convert_for_assignment, store_init_value,
5239 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5240 manually. Remove inaccurate comments.
5242 2005-03-20 Roger Sayle <roger@eyesopen.com>
5243 Joseph S. Myers <joseph@codesourcery.com>
5245 * varasm.c (do_assemble_alias): Restore comment describing function.
5246 Annotate the target parameter as potentially unused.
5248 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5251 * config/avr/avr.c (avr_output_function_prologue): Do not use
5252 current_function_name() in a label, use a local label instead.
5254 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5256 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5257 flag_finite_math_only, not flag_unsafe_math_optimizations.
5259 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5261 * builtins.c (fold_builtin_1): Update a call to
5262 targetm.fold_builtin.
5263 * hooks.c (hook_tree_tree_bool_null): Rename to
5264 hook_tree_tree_tree_bool_null. Take one more argument of type
5266 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5267 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5268 hook_tree_tree_tree_bool_null.
5269 * target.h (gcc_target): Update the prototype of fold_builtin.
5270 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5271 arguments of CALL_EXPR.
5272 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5275 2005-03-20 Jan Hubicka <jh@suse.cz>
5277 * cgraph.h (cgraph_node): Add prev_clone pointer.
5278 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5279 (cgraph_clone_node): Produce doubly linked chain.
5281 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5283 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5284 get_nonnull_operand, handle_sentinel_attribute,
5285 check_function_arguments_recurse): Do not strip NOPS from
5287 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5289 * c-format.c (get_constant): Likewise.
5290 * c-parser.c (c_parser_postfix_expression): Likewise.
5291 * c-typeck.c (set_init_index): Likewise.
5292 (convert_arguments): Don't check for NOP_EXPR containing integer
5295 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5297 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5298 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5299 Take decomposed arguments of CALL_EXPR.
5300 (fold_builtin_1): Update calls to the functions mentioned
5303 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5305 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5306 width to have integer type.
5307 (build_enumerator): Require enumerator value to have integer type.
5309 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5311 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5314 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5316 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5317 std=iso9899:199x): Correct descriptions.
5319 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5321 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5324 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5326 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5328 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5329 fold_builtin_memcpy.
5331 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5332 arguments of CALL_EXPR.
5333 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5334 fold_builtin_found, fold_builtin_1): Update calls to
5335 fold_trunc_transparent_mathfn.
5337 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5340 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5341 function pointers on targets that require function pointer
5343 (fold_sign_changed_comparison): Likewise.
5345 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5347 * combine.c (try_combine): When changing the mode of a hard reg, make
5348 sure that doing so is valid.
5350 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5352 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5353 (TARGET_HANDLE_OPTION): Override default.
5354 (avr_handle_option): New function.
5355 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5356 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5357 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5358 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5359 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5360 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5361 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5362 (TARGET_OPTIONS): Delete.
5363 * config/avr/avr.opt: New file.
5365 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5367 * config/m32r/m32r-protos.h: Remove the prototypes for
5368 call_address_operand, symbolic_operand, seth_add3_operand,
5369 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5370 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5371 two_insn_const_operand, move_src_operand,
5372 move_double_src_operand, move_dest_operand,
5373 eqne_comparison_operator, signed_comparison_operator,
5374 large_insn_p, conditional_move_operand, carry_compare_operand,
5375 m32r_block_immediate_operand, extend_operand,
5376 reg_or_eq_int16_operand, int8_operand, and
5377 reg_or_zero_operand.
5378 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5379 seth_add3_operand, int8_operand, cmp_int16_operand,
5380 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5381 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5382 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5383 move_double_src_operand, move_dest_operand,
5384 eqne_comparison_operator, signed_comparison_operator,
5385 extend_operand, small_insn_p, large_insn_p,
5386 conditional_move_operand, carry_compare_operand,
5387 m32r_block_immediate_operand): Move to predicates.md.
5388 (MAX_MOVE_BYTES): Move to m32r.h.
5389 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5390 * config/m32r/m32r.md: Include predicates.md.
5391 * config/m32r/predicates.md: New.
5393 2005-03-18 James E Wilson <wilson@specifixinc.com>
5396 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5399 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5401 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5402 call_address_operand, const_8bit_operand.
5403 * config/mn10300/mn10300.c (call_address_operand,
5404 const_8bit_operand, const_1f_operand): Move to predicates.md.
5405 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5406 * config/mn10300/mn10300.md: Include predicates.md.
5407 * config/mn10300/predicates.md: New.
5409 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5411 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5412 declarations in diagnostics and %E for identifiers, not %s.
5414 2005-03-18 Jan Hubicka <jh@suse.cz>
5415 Dale Johannesen <dalej@apple.com>
5417 * basic-block.h (scale_bbs_frequencies_int,
5418 scale_bbs_frequencies_gcov_type): Declare.
5419 * cfg.c (RDIV): New macro.
5420 (update_bb_frequency_for_threading): Fix.
5421 * basic-block.h (scale_bbs_frequencies_int,
5422 scale_bbs_frequencies_gcov_type): New.
5423 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5424 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5425 scale_bbs_frequencies_int.
5426 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5428 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5430 * config/m32r/m32r-protos.h: Remove the prototypes for
5431 call_address_operand, symbolic_operand, seth_add3_operand,
5432 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5433 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5434 two_insn_const_operand, move_src_operand,
5435 move_double_src_operand, move_dest_operand,
5436 eqne_comparison_operator, signed_comparison_operator,
5437 large_insn_p, conditional_move_operand, carry_compare_operand,
5438 m32r_block_immediate_operand, extend_operand,
5439 reg_or_eq_int16_operand, int8_operand, and
5440 reg_or_zero_operand.
5441 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5442 seth_add3_operand, int8_operand, cmp_int16_operand,
5443 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5444 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5445 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5446 move_double_src_operand, move_dest_operand,
5447 eqne_comparison_operator, signed_comparison_operator,
5448 extend_operand, small_insn_p, large_insn_p,
5449 conditional_move_operand, carry_compare_operand,
5450 m32r_block_immediate_operand): Move to predicates.md.
5451 (MAX_MOVE_BYTES): Move to m32r.h.
5452 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5453 * config/m32r/m32r.md: Include predicates.md.
5454 * config/m32r/predicates.md: New.
5456 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5458 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5459 symbolic_operand, symbolic_memory_operand,
5460 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5461 indexed_memory_operand, move_dest_operand, move_src_operand,
5462 prefetch_cc_operand, prefetch_nocc_operand,
5463 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5464 arith_operand, arith11_operand, pre_cint_operand,
5465 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5466 ireg_operand, int5_operand, uint5_operand, int11_operand,
5467 uint32_operand, arith5_operand, and_operand, ior_operand,
5468 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5469 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5470 shadd_operand, movb_comparison_operator,
5471 cmpib_comparison_operator): Move to predicates.md.
5472 (magic_milli, shadd_constant_p): Make it extern.
5473 * config/pa/pa.h (PREDICATE_CODES): Remove.
5474 * config/pa/pa.md: Include predicates.md.
5475 * config/pa/predicates.md: New.
5477 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5480 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5482 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5483 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5484 config/alpha/freebsd.h, config/alpha/linux.h,
5485 config/alpha/netbsd.h, config/alpha/osf5.h,
5486 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5487 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5488 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5489 doc/cppopts.texi: Update copyright.
5491 2005-03-18 Jan Hubicka <jh@suse.cz>
5494 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5496 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5499 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5501 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5504 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5506 * combine.c (gen_binary): Remove.
5507 (known_cond, simplify_shift_const, find_split_point,
5508 combine_simplify_rtx, simplify_if_then_else, simplify_set,
5509 simplify_logical, expand_field_assignment, extract_left_shift,
5510 force_to_mode, if_then_else_cond, apply_distributive_law,
5511 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
5512 simplify_comparison, reversed_comparison): Replace with
5513 simplify_gen_binary, simplify_gen_relational or
5514 distribute_and_simplify_rtx.
5515 (distribute_and_simplify_rtx): New function.
5517 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
5518 Paolo Bonzini <gcc.gnu.org>
5520 * calls.c (setjmp_call_p, special_function_p): Update comments
5521 at the head of the functions.
5523 2005-03-18 Jan Hubicka <jh@suse.cz>
5525 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
5527 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
5528 function body should be released; do not proactively release function
5529 bodies in non-unit-at-a-time mode.
5531 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
5533 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
5534 mno-fp-ret-in-387 multilib variants.
5536 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
5538 * common.opt (m): Remove.
5539 * opts.c (handle_option): Pass 'm' options to set_target_switch if
5541 (common_handle_option): Remove OPT_m case.
5543 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5545 * builtins.c (fold_builtin_bitop): Take decomposed arguments
5547 (fold_builtin_1): Update a call to fold_builtin_bitop.
5549 * builtins.c (fold_builtin_signbit): Take decomposed arguments
5551 (fold_builtin_1): Update a call to fold_builtin_signbit.
5553 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
5555 PR tree-optimization/20474
5556 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
5557 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
5559 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5561 * config/h8300/h8300-protos.h: Remove prototypes for
5562 general_operand_src, general_operand_dst, single_one_operand,
5563 single_zero_operand, call_insn_operand,
5564 two_insn_adds_subs_operand, small_call_insn_operand,
5565 jump_address_operand, bit_operand, bit_memory_operand,
5566 stack_pointer_operand, const_int_gt_2_operand,
5567 const_int_ge_8_operand, const_int_qi_operand,
5568 const_int_hi_operand, incdec_operand, bit_operator,
5569 nshift_operator, eqne_operator, gtle_operator,
5570 gtuleu_operator, iorxor_operator.
5571 Add prototypes for h8sx_shift_type h8sx_classify_shift and
5572 h8300_ldm_stm_parallel.
5573 * config/h8300/h8300.c (h8sx_shift_type,): Move to
5575 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
5576 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
5577 (h8300_ldm_stm_parallel): Make it extern.
5578 (h8300_ldm_parallel, h8300_stm_parallel,
5579 h8300_return_parallel, general_operand_src,
5580 general_operand_dst, h8300_dst_operand, h8300_src_operand,
5581 nibble_operand, reg_or_nibble_operand, single_one_operand,
5582 single_zero_operand, call_insn_operand,
5583 two_insn_adds_subs_operand, small_call_insn_operand,
5584 jump_address_operand, bit_operand, bit_memory_operand,
5585 stack_pointer_operand, const_int_gt_2_operand,
5586 const_int_ge_8_operand, const_int_qi_operand,
5587 const_int_hi_operand, incdec_operand, eqne_operator,
5588 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
5589 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
5590 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
5591 nshift_operator): Move to predicates.md.
5592 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
5593 * config/h8300/h8300.md: Include predicates.md.
5594 * config/h8300/predicates.md: New.
5596 2005-03-17 Richard Henderson <rth@redhat.com>
5598 * config.gcc (ia64*-*-hpux*): Add extra_options.
5599 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
5600 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5601 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
5602 (ia64_tls_size_string, ia64_tune_string): Remove.
5603 (ia64_tune): Init to PROCESSOR_ITANIUM2.
5604 (TARGET_DEFAULT_TARGET_FLAGS): New.
5605 (TARGET_HANDLE_OPTION): New.
5606 (ia64_override_options): Move options parsing ...
5607 (ia64_handle_option): ... here. New.
5608 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
5609 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
5610 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
5611 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
5612 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
5613 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
5614 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
5615 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
5616 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
5617 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
5618 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
5619 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
5620 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
5621 TARGET_EARLY_STOP_BITS): Remove.
5622 (TARGET_ILP32): Default false.
5623 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
5624 (enum ia64_inline_type): New.
5625 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
5626 * config/ia64/ia64.md: Update for new definitions of
5627 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
5628 * config/ia64/ia64.opt: New file.
5629 * config/ia64/ilp32.opt: New file.
5631 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
5634 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
5636 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
5638 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
5639 instead of MASK_H8300S.
5640 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
5641 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
5642 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
5643 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
5644 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
5645 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
5646 TARGET_SWITCHES): Remove.
5647 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
5649 * config/h8300/h8300.opt: New.
5651 * config/alpha/alpha.opt, config/arc/arc.opt,
5652 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
5655 2005-03-17 Ian Lance Taylor <ian@airs.com>
5659 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
5661 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
5662 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5663 (TARGET_HANDLE_OPTION): Override default.
5664 (arc_handle_option): New function.
5665 (arc_init): Remove code to set arch_cpu_string.
5666 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
5667 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
5668 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
5669 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
5670 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
5671 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
5672 (arc_rodata_string, TARGET_OPTIONS): Delete.
5673 * config/arc/arc.opt: New file.
5675 2005-03-17 Richard Henderson <rth@redhat.com>
5677 * doc/extend.texi (Weak Pragmas): New section.
5678 (attribute alias): Clarify that target must be in the same
5681 2005-03-17 Richard Henderson <rth@redhat.com>
5683 * config/alpha/alpha.opt: New file.
5684 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
5686 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
5687 alpha_fprm_string, alpha_fptm_string): Make static.
5688 (alpha_tls_size_string): Remove.
5689 (alpha_handle_option): New.
5690 (override_options): Update for alpha_cpu/alpha_tune split.
5691 (alpha_file_start): Likewise.
5692 (TARGET_DEFAULT_TARGET_FLAGS): New.
5693 (TARGET_HANDLE_OPTION): New.
5694 * config/alpha/alpha.h (alpha_tune): Declare.
5695 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
5696 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
5697 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
5698 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
5699 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
5700 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
5701 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
5702 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
5703 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
5704 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
5705 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
5706 (TARGET_DEFAULT): Remove MASK_FP.
5707 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
5708 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
5709 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
5710 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
5711 alpha_tls_size_string): Remove.
5712 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
5713 (attribute tune): Rename from attribute cpu.
5714 * config/alpha/ev4.md: Update to match.
5715 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
5716 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
5717 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
5718 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
5719 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
5720 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
5722 2005-03-16 James E. Wilson <wilson@specifixinc.com>
5724 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
5725 and return without creating new state if before_nops_num is nonzero.
5726 * config/ia64/ia64.md (first_insn): New attribute.
5727 (alloc): Set it to yes.
5729 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5731 * tree-vectorizer.c (new_vec_stmt_info): Initialize
5732 STMT_VINFO_SUBVARS to NULL.
5733 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5735 2005-03-16 Dale Johannesen <dalej@apple.com>
5737 * rtlanal.c (find_first_parameter_load): Rewrite to
5738 return actual first param load or the call if none,
5739 instead of first in block, when not all loads exist.
5741 2005-03-16 Roger Sayle <roger@eyesopen.com>
5743 * optabs.c (expand_copysign_absneg): Make static.
5744 * optabs.h (expand_copysign_absneg): Delete prototype.
5745 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
5747 2005-03-16 Richard Henderson <rth@redhat.com>
5750 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
5751 (alias_pairs): Rename from output_defs.
5752 (find_decl_and_mark_needed): Split out from assemble_alias.
5753 (do_assemble_alias): New.
5754 (assemble_output_def): Remove.
5755 (finish_aliases_1, finish_aliases_2): New.
5756 (process_pending_assemble_output_defs): Remove.
5757 (assemble_alias): Defer aliases for which we don't yet have a
5758 non-external decl for the target symbol.
5759 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
5760 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
5761 * toplev.c (compile_file): Use finish_aliases_2 instead of
5762 process_pending_assemble_output_defs.
5763 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
5764 (process_pending_assemble_output_defs): Remove.
5766 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5768 Fix PR tree-optimization/20489
5770 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
5771 for empty structures.
5773 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
5775 Fix PR tree-optimization/20490
5777 * tree-ssa-pre.c (create_expression_by_pieces): Use
5778 force_gimple_operand on result of fold.
5780 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
5782 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
5783 of closing parenthesis.
5785 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
5787 * builtins.c (expand_movstr): Update a call to
5788 fold_builtin_strcpy.
5789 (expand_builtin_strncpy): Update a call to
5790 fold_builtin_strncpy.
5791 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
5792 arguments of CALL_EXPR.
5793 (fold_builtin_1): Update calls to fold_builtin_strcpy and
5794 fold_builtin_strncpy.
5795 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5796 * tree.h: Update the prototypes of fold_builtin_strcpy and
5797 fold_builtin_strncpy.
5799 2005-03-16 Steven Bosscher <stevenb@suse.de>
5800 Dorit Naishlos <dorit@il.ibm.com>
5802 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
5803 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
5806 2005-03-16 Steven Bosscher <stevenb@suse.de>
5808 * tree-inline.c (walk_type_fields, walk_tree,
5809 walk_tree_without_duplicates): Move from here...
5810 * tree.c: ...to here.
5812 2005-03-15 Zack Weinberg <zack@codesourcery.com>
5814 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
5815 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
5816 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5817 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
5818 (version): Define using $(BASEVER_c).
5819 (Makefile, config.status, build/gcov-iov.o): No longer depends on
5821 (version.o): Depend on version files; add custom generation command.
5822 (prefix.o): Define BASEVER on command line.
5823 (s-iov): Depend on version files; adjust command.
5824 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
5826 (gcc-vers.texi): New rule.
5827 (doc/%.info, doc/%.dvi): Add -I . to command line.
5828 (doc/gccinstall.dvi): Likewise.
5829 (PACKAGE): Delete. All uses replaced with "gcc".
5830 * aclocal.m4: Do not include gcc-version.m4.
5831 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
5832 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
5833 Set is_release based on contents of DEV-PHASE.
5834 Set gcc_version based on contents of BASE-VER.
5835 Define WIN32_REGISTRY_KEY only if the user overrode the default.
5836 * config.in, configure: Regenerate.
5837 * gccbug.in: Determine version of GCC in use at runtime.
5838 * gcov-iov.c: Get version number and development phase from
5839 command line, not by including version.c.
5840 * intl.c: Replace all uses of PACKAGE with "gcc".
5841 * libada-mk.in: Delete unused "gcc_version" variable.
5842 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
5843 * version.c: (VERSUFFIX): New hook for redistributors; adjust
5844 commentary to match.
5845 (version_string): Put together from pieces.
5846 * config/alpha/x-vms: Do not use $(gcc_version).
5847 * config/i386/t-nwld: Likewise.
5848 * doc/include/gcc-common.texi: Include gcc-vers.texi for
5849 version-GCC and DEVELOPMENT.
5851 2005-03-15 Roger Sayle <roger@eyesopen.com>
5853 PR tree-optimization/17454
5854 * tree.c (tree_size): Add case for TREE_BINFO.
5855 * fold-const.c (fold_checksum_tree): Only clear the overloaded
5856 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
5858 2005-03-15 Roger Sayle <roger@eyesopen.com>
5860 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
5861 op1 whilst expanding the signed widenening multiply variant.
5863 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
5865 * toplev.c (display_target_options): Avoid unused variable warning if
5866 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
5867 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
5868 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
5869 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
5870 (mips_isa_info): New variable.
5871 (mips_parse_cpu): Remove the first argument and leave the caller
5873 (TARGET_HANDLE_OPTION): Override default.
5874 (mips_handle_option): New function. Move option validation code from...
5875 (override_options): ...here. Update calls to mips_parse_cpu.
5876 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5877 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5878 (SUBTARGET_TARGET_OPTIONS): Delete.
5879 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5880 (mno-flush-func, mtune=): New options.
5882 2005-03-15 Roger Sayle <roger@eyesopen.com>
5883 Richard Henderson <rth@redhat.com>
5885 * real.c (c4x_single_format, c4x_extended_format): Provide values
5886 for signbit_ro for c4x's single and extended floating point formats.
5887 * optabs.c (expand_copysign): Use the floating point format's
5888 signbit_ro for expanding via expand_copysign_absneg, and it's
5889 signbit_rw field for expanding via expand_copysign_bit.
5891 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5893 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5894 known_alignment_for_access_p.
5895 (known_alignment_for_access_p): New.
5896 (do_peeling_for_alignment): Field made int instead of bool and renamed
5897 to peeling_for_alignment.
5898 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5899 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5900 functionality used to be in vect_analyze_operations.
5901 (vect_analyze_operations): Code to determine vectorization factor was
5902 moved to vect_determine_vectorization_factor.
5903 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5904 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5906 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5907 be part of vect_analyze_operations).
5908 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5909 creating the guard condition, as the number of iterations may be
5911 (slpeel_tree_peel_loop_to_edge): Use new name of
5912 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5913 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5914 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5915 (vect_do_peeling_for_alignment): Use fold.
5916 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5918 (vect_update_inits_of_dr): Renamed to
5919 vect_update_init_of_dr.
5920 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5921 (vectorizable_store): Fix assertion to use == instead of =.
5923 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5925 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5926 call_used_regs for wCG registers.
5928 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5930 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5931 for non-offsettable memory references to cope with outstanding reload
5932 replacements, take 2.
5934 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5937 * config/i386/i386.h (x86_fisttp): New.
5938 (TARGET_FISTTP): New macro.
5939 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5940 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5941 instruction when fisttp flag is set.
5942 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5944 * config/i386/i386.md (type attribute): Add fisttp.
5945 (unit attribute): Set to i387 for fisttp type.
5946 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5947 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5949 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5950 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5952 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5953 patterns for TARGET_FISTTP. Enable patterns for
5954 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5955 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5956 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5957 implement fisttp x87 insn.
5958 (fix_trunc*_i387_fisttp splitters): New patterns.
5959 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5960 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5961 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5963 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5964 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5965 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5966 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5967 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5968 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5969 Disable patterns for TARGET_FISTTP.
5970 (fix_trunc*_i387 splitters): Implement usign mode macros.
5971 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5972 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5973 (fix_trunx*_sse peephole2s): Implement using mode macros.
5975 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5977 PR rtl-optimization/20291
5978 * combine.c (try_combine): If splitting fails, re-try with
5979 original combined pattern, i.e. before clobber stripping.
5981 2005-03-14 Eric Christopher <echristo@redhat.com>
5983 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5984 STACK_GROWS_DOWNWARD.
5986 2005-03-14 Roger Sayle <roger@eyesopen.com>
5988 * real.h (struct real_format): Split the signbit field into two
5989 two fields, signbit_ro and signbit_rw.
5990 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5991 mips_double_format, ieee_extended_motorola_format,
5992 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5993 ieee_extended_intel_128_format, ibm_extended_format,
5994 mips_extended_format, ieee_quad_format, mips_quad_format,
5995 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5996 i370_double_format, c4x_single_format, c4x_extended_format,
5997 real_internal_format): Update initializers for new field.
5998 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5999 real_format structure.
6000 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6001 field of the real_format structure.
6003 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6005 Fix PR tree-optimization/20458
6007 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6008 DECL_EXTERNAL on STRUCT_FIELD tags.
6009 (clear_call_clobbered): Ditto.
6010 * tree-ssa-operands.c (note_addressable): Make sure the original
6011 variable doesn't slip into the addressable list if we have
6013 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6016 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6018 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6019 (-fwide-exec-charset): Likewise.
6020 (-finput-charset): Likewise.
6021 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6022 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6023 * c.opt (Wnormalized): New.
6025 2005-03-14 Devang Patel <dpatel@apple.com>
6027 * doc/invoke.texi: Add reference to Visibility document.
6029 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6031 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6032 MASK_SPLIT_ADDRESSES.
6033 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6034 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6035 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6036 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6037 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6038 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6039 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6040 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6041 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6042 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6043 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6044 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6045 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6046 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6047 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6048 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6049 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6050 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6051 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6052 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6053 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6054 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6055 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6056 (TARGET_EXPLICIT_RELOCS): Delete.
6057 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6058 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6059 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6060 (override_options): Set MASK_LONG64 if -mint64 is given and no
6061 -mlongXX option is. Complain about -mint64 -mlong32.
6062 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6063 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6064 * config/mips/mips.opt: New file.
6066 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6068 * config.gcc (extra_options): New variable for listing option files.
6069 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6070 * configure.ac (extra_opt_files): New AC_SUBST variable.
6071 (tm_file_list, tm_include_list): Include options.h first.
6072 * configure: Regenerate.
6073 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6074 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6075 (s-options-h): New rule.
6076 (options.h): Depend on it.
6077 (TEXI_GCCINT_FILES): Add options.texi.
6078 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6079 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6080 * target.h (gcc_target): Add default_target_flags and handle_option.
6081 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6082 (TARGET_HANDLE_OPTION): New macros.
6083 (TARGET_INITIALIZER): Include them.
6084 * opt-functions.awk (opt_args, nth_arg): New functions.
6085 (switch_flags): Handle the "Target" flag.
6087 (var_name): Use opt_args and nth_arg.
6088 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6089 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6090 macros for the "Mask" and "InverseMask" options.
6091 * opts.h (cl_var_cond): New enum.
6092 (cl_option): Replace the "has_set_value" and "set_value" fields with
6093 "var_cond" and "var_value".
6094 (CL_TARGET): New macro.
6095 (option_enabled, print_filtered_help): Declare.
6096 (decode_options): Move definition.
6097 * opts.c (handle_option): Search for the original option before
6098 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6099 var_cond and var_value fields. Use targetm.handle_option to handle
6101 (decode_options): Set target_flags to targetm.default_target_flags.
6102 (print_filtered_help): Make global. Handle CL_TARGET.
6103 (option_enabled): New function.
6104 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6105 (display_target_options, set_target_switch, print_switch_values)
6106 (default_pch_valid_p): Guard uses of target_switches with
6107 #ifdef TARGET_SWITCHES. Also...
6108 (display_target_options): Display the CL_TARGET entries in cl_options.
6109 (set_target_option): Don't complain about the "" option when
6110 TARGET_SWITCHES is undefined.
6111 (print_switch_values): Use option_enabled.
6112 (default_pch_valid_p): Check cl_options[] when looking for something
6113 that has changed the value of target_flags.
6114 * c.opt: Remove documentation from top of file.
6115 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6116 * doc/sourecebuild.texi: Refer to the new options documentation
6117 instead of c.opt. Document machine-specific .opt files.
6118 * doc/tm.texi (target_flags): Say that this variable is declared
6120 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6121 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6123 * doc/options.texi: New file.
6125 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6128 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6131 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6134 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6135 temporary variable of pointer type if an lvalues is required.
6136 (gimplify_modify_expr_rhs): Request an rvalue from it.
6137 (gimplify_expr): Pass fallback on.
6139 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6141 * cfgbuild.c: Update comments.
6143 2005-03-14 Roger Sayle <roger@eyesopen.com>
6145 PR rtl-optimization/17236
6146 * optabs.c (expand_doubleword_mult): New helper function split out
6147 from expand_binop. Permute the order in which instructions are
6148 emitted to minimize the number of simultaneously live registers.
6149 (expand_binop): Call expand_doubleword_mult to synthesize a double
6150 word multiplication.
6152 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6154 * basic-block.h: Update the prototypes of cached_make_edge and
6156 * cfg.c (cached_make_edge): Take edge_cache representing one
6157 row of the adjacency matrix of edges.
6158 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6159 (make_edges): Initialize edge_cache to represent one row of
6160 the adjacency matrix of edges.
6162 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6164 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6166 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6167 Remove unused removed_phis variable.
6168 (conditional_replacement): Use build1/build2.
6169 (abs_replacement): Use last_and_only_stmt and build1/build2.
6171 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6173 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6174 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6175 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6176 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6177 * c-common.c (handle_novops_attribute): New function.
6178 (c_common_attribute_table): Add "no vops" entry.
6179 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6180 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6181 * tree-ssa-operands.c (get_call_expr_operands): Do not
6182 create virtual operands for calls with ECF_NOVOPS flag.
6183 * tree.h (DECL_IS_NOVOPS): New macro.
6184 (struct tree_decl): Add novops_flag.
6185 (ECF_NOVOPS): New constant.
6187 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6190 * config/i386/i386.c (x86_use_himode_fiop): New.
6191 (x86_use_simode_fiop): Rename from x86_use_fiop.
6192 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6193 (TARGET_USE_HIMODE_FIOP): New.
6194 (x86_use_simode_fiop): Rename from x86_use_fiop.
6195 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6197 * config/i386/i386.md (X87MODEI12): New mode macro define.
6198 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6199 to implement x87 FP compare with HImode input operands.
6200 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6201 Use X87MODEI12 mode macro to handle HImode input operands.
6202 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6203 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6204 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6205 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6206 macro to implement x87 operators with HImode input operands.
6207 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6210 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6212 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6214 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6215 constants invariant.
6217 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6219 * basic-block.h (BB_VISITED): Removed.
6220 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6222 2005-03-14 Falk Hueffner <falk@debian.org>
6225 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6227 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6229 * ggc-zone.c: Fix comment typos.
6231 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6232 stringpool.c, config/mips/mips-protos.h: Update copyright.
6234 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6236 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6237 throughout with its typedef, "rtx".
6238 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6239 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6240 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6241 regs in comment to match code.
6243 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6245 * except.c (check_handled): Make it static.
6246 * except.h: Remove the corresponding prototype.
6248 * function.c (get_func_frame_size): Make it static.
6249 * function.h: Remove the corresponding type.
6251 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6253 * hard-reg-set.h: Remove the corresponding declarations.
6255 * tree-cfg.c (verify_stmts): Check that
6256 bb_for_stmt (stmt) == bb for every PHI node and statement.
6258 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6260 * config.gcc: Remove excess indentation.
6261 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6263 2005-03-13 Roger Sayle <roger@eyesopen.com>
6266 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6267 * fold-const.c (fold_sign_changed_comparison): Likewise.
6268 (fold_binary): Optimize comparisons against widened operands if
6269 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6271 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6273 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6274 (sparc_override_options): Initialize it.
6275 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6277 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6279 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6280 (reg_or_none500mem_operand): New predicate.
6281 (zero_reg_mem_operand): New predicate.
6282 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6283 to reg_or_none500mem_operand.
6284 (extendsfdf2_fpr): Add MEM alternative.
6285 (extenddftf2_internal): Change operand2 predicate to
6286 zero_reg_mem_operand.
6288 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6290 * ggc-zone.c: Rewritten.
6292 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6294 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6295 * config.in: Regenerated.
6296 * configure: Regenerated.
6297 * gengtype.c (write_types_process_field, write_func_for_structure):
6298 Pass new argument to gt_pch_note_object.
6299 * ggc-common.c (struct ptr_data): Add TYPE.
6300 (gt_pch_note_object): Take TYPE argument and save it.
6301 (call_count): Update call to ggc_pch_count_object.
6302 (call_alloc): Update call to ggc_pch_alloc_object.
6303 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6305 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6306 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6307 (ggc_alloc_zone_stat): Delete.
6308 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6309 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6310 (ggc_pch_alloc_object): Update prototypes.
6311 (garbage_zone): Delete.
6312 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6313 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6315 (tree_id_zone): New variable.
6316 (ggc_alloc_cleared_zone): Remove unused.
6317 (ggc_alloc_zone): Define.
6318 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6319 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6320 ggc_alloc_zone_stat.
6321 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6322 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6323 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6324 (make_node_stat): Likewise. Use tree_id_zone.
6326 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6327 Joseph S. Myers <joseph@codesourcery.com>
6329 * configure.ac: Check for MIPS TLS.
6330 * configure: Regenerated.
6331 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6332 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6333 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6334 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6335 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6336 (mips_classify_symbol, mips_symbolic_constant_p)
6337 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6338 (mips_tls_operand_p, mips_call_tls_get_addr)
6339 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6340 (mips_tls_symbol_ref_1): New functions.
6341 (mips_legitimize_address, mips_legitimize_const_move): Call
6342 mips_legitimize_tls_address.
6343 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6345 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6346 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6347 (mips_char_to_class): Document V1_REG.
6348 (HAVE_AS_TLS): Provide default.
6349 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6351 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6353 (tls_get_tp_<mode>): New instruction.
6355 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6357 * configure.ac: Update checks for target tools.
6358 * configure: Regenerated.
6360 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6362 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6364 2005-03-13 Roger Sayle <roger@eyesopen.com>
6366 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6367 more classes of DImode multiplication by constant. Allow both
6368 multiplication by small negative constants (by performing a
6369 multiplication by a positive constant and negating the result) and
6370 multiplications by large powers of two, by using a left shift.
6372 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6374 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6375 of basic blocks into work_stack.
6377 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6378 config/mips/vr.h: Update copyright.
6380 * c-decl.c (c_init_decl_processing): Remove useless calls to
6381 build_function_type.
6383 * builtins.c (fold_trunc_transparent_mathfn,
6384 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6385 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6386 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6387 fold_builtin_strcpy, fold_builtin_strncpy,
6388 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6391 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6394 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6395 variable determinant.
6397 * tree-cfg.c (group_case_labels): Remove local variable type.
6399 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6402 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6405 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6408 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6409 (*movmemqi_insn): Delete.
6410 (*movmemhi): Delete.
6412 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6414 * builtins.c (fold_builtin_classify): Take decomposed
6415 arguments of CALL_EXPR.
6416 (fold_builtin_1): Update a call to fold_builtin_classify.
6418 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6421 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6422 through into call to parser_xref_tag after parse error.
6423 (c_parser_struct_declaration): Consistently return NULL_TREE on
6426 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6428 * tree-flow-inline.h (ref_contains_array_ref): New function.
6429 (lookup_subvars_for_var): Ditto.
6430 (get_subvars_for_var): Ditto.
6431 (var_can_have_subvars): Ditto.
6433 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6434 (struct subvar): New type.
6436 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6438 * tree-optimize.c (init_tree_optimization_passes): Call
6439 pass_create_structure_vars.
6441 * tree-ssa-alias.c: Include vec.h.
6442 (init_alias_info): Don't auto-clear call clobbered on struct-field
6444 (compute_flow_insensitive_aliasing): Handle subvars.
6445 (group_aliases): Handle STRUCT_FIELD aliases.
6446 (setup_pointers_and_addressables): Ditto.
6447 Don't mark variables non-addressable if they still have
6448 addressable subvars.
6449 Also mark subvars addressable when the real variable is marked
6451 (add_pointed_to_var): Try to prune the pointed-to set by only
6452 pointing to subvars when possible.
6453 Otherwise, make sure we set addresses_needed and pt_vars to
6454 properly include subvars.
6455 (bitpos_of_field): New function.
6456 (push_fields_onto_fieldstack): Ditto.
6457 (get_or_create_used_part_for): Ditto.
6458 (create_overlap_variables_for): Ditto.
6459 (find_used_portions): Ditto.
6460 (create_structure_vars): Ditto.
6461 (pass_create_structure_vars): New structure.
6463 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6464 (get_expr_operands): Handle subvars. Also try to turn
6465 COMPONENT_REF accesses into must-defs now that we can accurately
6467 (note_addressable): Try to only mark as addressable those subvars
6468 we know a COMPONENT_REF touches.
6469 (overlap_subvar): New function.
6471 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6472 Handle subvar storing.
6473 (vect_address_analysis): Update caller of vect_object_analysis.
6475 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6477 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6478 (STMT_VINFO_SUBVARS): New macro.
6480 * common.opts: add flag_tree_salias.
6482 * opts.c (decode_options): flag_tree_salias defaults to on.
6484 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6486 * doc/tree-ssa.texi: Document structural alias analysis.
6488 2005-03-12 Steven Bosscher <stevenb@suse.de>
6490 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6491 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6492 * tree-ssa-operands.c (get_expr_operands): Likewise.
6493 (get_expr_operands): Likewise for ERROR_MARK.
6495 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6497 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6500 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6503 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6504 (mark_operand_necessary): Remove local variable ver.
6506 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6507 variable prefix_len.
6509 * value-prof.c (mod_subtract_transform): Remove local variable
6512 * builtins.c (fold_builtin_exponent): Take decomposed
6513 arguments of CALL_EXPR.
6514 (fold_builtin_1): Update a call to fold_builtin_exponent.
6516 * builtins.c (fold_builtin_logarithm): Take decomposed
6517 arguments of CALL_EXPR.
6518 (fold_builtin_1): Update a call to fold_builtin_logarithm.
6520 * c-decl.c (c_init_decl_processing): Remove local variables
6521 ptr_ftype_void and ptr_ftype_ptr.
6523 * gimplify.c (gimplify_expr): Remove local variables r0 and
6526 * reg-stack.c (move_for_stack_reg): Remove local variable
6528 (compare_for_stack_reg): Remove local variable flags_user.
6529 (convert_regs_1): Remove local variable deleted.
6531 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
6533 (combine_blocks): Remove local variables exits and new_e.
6535 * tree-inline.c (expand_call_inline): Remove local variable
6538 * tree-ssa-live.c (create_ssa_var_map,
6539 calculate_live_on_entry): Remove local variable snn.
6541 2005-03-12 Geoffrey Keating <geoffk@apple.com>
6543 * c-lex.c (c_lex_with_flags): Add parameter to call to
6546 2005-03-11 Per Bothner <per@bothner.com>
6548 * c-tree.h (struct c_declarator): New id_loc field.
6549 * c-pragma.h (c_lex_with_flags): Take position reference.
6550 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6551 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
6552 (c_lex): Pass dummy location to c_lex_with_flags.
6553 * c-parser.c (c_lex_one_token): Set c_token's location using
6554 c_lex_with_flags, instead of input_location, which might be "ahead".
6555 (c_parser_direct_declarator): Set declarator's id_loc from
6557 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
6558 declarator's id_loc, rather than probably-imprecise input_location.
6559 (build_id_declarator): Initialize c_declarator's id_loc field.
6561 2005-03-11 Roger Sayle <roger@eyesopen.com>
6564 * builtins.c (expand_builtin_signbit): Force the signbit's word
6565 into an integer register to avoid SUBREGs of floating point modes.
6567 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6569 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
6570 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
6571 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
6572 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
6574 2005-03-11 David Edelsohn <edelsohn@gnu.org>
6576 PR rtl-optimization/20306
6577 * expr.c (emit_move_complex): Set try_int false if mode is
6578 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
6579 emit_block_move if try_int is true.
6581 2005-03-11 Richard Henderson <rth@redhat.com>
6584 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
6585 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
6588 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6590 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
6591 (TARGET_FIX_VR4130): New macro.
6592 (TARGET_OPTIONS): Add -mfix-vr4130.
6593 (ISA_HAS_MACCHI): New macro.
6594 (ASM_SPEC): Add -mfix-vr4130.
6595 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
6596 (override_options): Handle mips_fix_vr4130_string.
6597 (mips_avoid_hazards): Clear all_noreorder_p
6598 if we're working around VR4130 errata and the macc alternatives
6600 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
6601 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
6602 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
6603 (MULTILIB_DEFAULTS): Remove leading "march=".
6604 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
6605 if no architecture option is given.
6606 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
6608 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
6609 * doc/invoke.texi: Document -mfix-vr4130.
6611 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
6613 * config/mips/mips.c (override_options): Only warn about -mint64
6614 deprecation if TARGET_INT64.
6616 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6618 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
6619 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
6620 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
6621 are non-specific regarding the nonnull parameter positions.
6622 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
6623 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
6624 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
6625 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
6627 * builtins.def: Use the non-specific "nonnull" attibute lists.
6629 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6631 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6632 single_pred_edge, single_succ, single_pred): Improve comments.
6634 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
6636 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
6637 single_pred_edge, single_succ, single_pred): New inline functions.
6638 * bb-reorder.c (rotate_loop, find_traces_1_round,
6639 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
6640 duplicate_computed_gotos): Use the single_succ/pred functions.
6641 * cfganal.c (forwarder_block_p): Ditto.
6642 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
6643 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6644 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
6645 merge_seq_blocks): Ditto.
6646 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
6647 * cfglayout.c (fixup_reorder_chain): Ditto.
6648 * cfgloop.c (mark_single_exit_loops, update_latch_info,
6649 canonicalize_loop_headers, verify_loop_structure): Ditto.
6650 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
6651 mfb_update_loops, create_preheader, force_single_succ_latches,
6652 create_loop_notes): Ditto.
6653 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
6654 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
6655 commit_one_edge_insertion, purge_dead_edges,
6656 cfg_layout_can_merge_blocks_p): Ditto.
6657 * except.c (sjlj_emit_function_enter): Ditto.
6658 * flow.c (init_propagate_block_info): Ditto.
6659 * function.c (thread_prologue_and_epilogue_insns): Ditto.
6660 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
6661 insert_insn_end_bb): Ditto.
6662 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
6663 find_if_case_2): Ditto.
6664 * lambda-code.c (perfect_nestify): Ditto.
6665 * lcm.c (optimize_mode_switching): Ditto.
6666 * loop-doloop.c (doloop_modify): Ditto.
6667 * loop-init.c (loop_optimizer_init): Ditto.
6668 * loop-iv.c (simplify_using_initial_values): Ditto.
6669 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6670 * loop-unswitch.c (unswitch_loop): Ditto.
6671 * modulo-sched.c (generate_prolog_epilog): Ditto.
6672 * predict.c (combine_predictions_for_insn, estimate_probability,
6673 tree_estimate_probability, last_basic_block_p,
6674 estimate_bb_frequencies): Ditto.
6675 * profile.c (branch_prob): Ditto.
6676 * regrename.c (copyprop_hardreg_forward): Ditto.
6677 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
6678 * tracer.c (layout_superblocks): Ditto.
6679 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
6680 cfg_remove_useless_stmts_bb, cleanup_control_flow,
6681 cleanup_control_expr_graph, disband_implicit_edges,
6682 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
6683 tree_verify_flow_info, tree_make_forwarder_block,
6684 tree_forwarder_block_p, remove_forwarder_block,
6685 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
6686 * tree-if-conv.c (tree_if_conversion): Ditto.
6687 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6688 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
6689 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
6690 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6691 copy_loop_headers): Ditto.
6692 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
6693 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
6694 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
6695 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
6696 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
6697 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
6698 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
6699 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
6700 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
6701 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
6702 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
6703 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
6704 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6705 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
6706 slpeel_add_loop_guard): Ditto.
6708 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
6710 PR tree-optimization/15784
6711 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6714 * stmt.c (expand_case): Don't change index_type. Convert minval
6717 PR tree-optimization/20130
6718 * fold-const.c (fold): Fold x * -1 into -x.
6720 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
6722 PR rtl-optimization/20331
6723 * rtlanal.c (modified_between_p): Check its address first for MEM.
6724 (modified_in_p): Likewise.
6726 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
6728 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
6730 2005-03-10 Steven Bosscher <stevenb@suse.de>
6732 * expr.c (expand_expr_real_1): If possible, use a conditional
6733 move for expanding MIN_EXPR and MAX_EXPR.
6734 Use temp for moving around rtx-en.
6736 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
6739 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
6742 2005-03-10 Roger Sayle <roger@eyesopen.com>
6744 * builtins.c (expand_builtin_signbit): Extend to handle floating
6745 point modes wider than the largest integer type, using the
6746 operand_subword_force function to obtain the signbit's word.
6748 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6751 * combine.c (try_combine): If recog_for_combine added CLOBBERs
6752 to NEWI2PAT, fail to combine if they are used by NEWPAT.
6754 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
6756 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
6758 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
6760 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
6762 (perform_edge_inserts): Unconditionally call
6763 free_dominator_info.
6765 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
6767 2005-03-10 Bob Wilson <bob.wilson@acm.org>
6769 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
6771 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
6773 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
6775 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
6777 (rtl_register_value_prof_hooks,
6778 tree_value_profile_transformations,
6779 tree_register_value_prof_hooks): Likewise.
6780 * var-tracking.c (stack_adjust_offset_pre_post,
6781 variable_htab_free, variable_union, dataflow_set_different_2,
6782 count_uses, variable_was_changed, set_frame_base_location,
6783 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
6784 vt_add_function_parameters): Likewise.
6785 * varasm.c (named_section_real, named_section, make_decl_rtl,
6786 asm_emit_uninitialised, assemble_integer, decode_addr_const,
6787 const_hash_1, compare_constant, copy_constant, force_const_mem,
6788 output_constant_pool_2, output_constant_pool_1, output_constant,
6789 output_constructor, make_decl_one_only, decl_tls_model,
6790 default_no_named_section, default_elf_select_section_1,
6791 default_unique_section_1): Likewise.
6792 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
6793 * vmsdbgout.c (addr_const_to_string): Likewise.
6796 * function.c (struct assign_parm_data_one): Remove last_named
6798 (assign_parm_find_data_types): Don't determine last_named.
6799 Reorder named_parm determination.
6800 (assign_parms): Only setup varargs on the last non-varadic
6803 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
6805 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
6806 sda base address on medium model.
6808 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
6810 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
6811 * cfgloop.c (flow_loop_nodes_find): Export.
6812 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
6814 * cfgloopmanip.c (fix_loop_structure): New function.
6815 * predict.c (predict_loops): Clean up the loops information.
6816 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
6817 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
6819 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
6820 (rewrite_into_loop_closed_ssa): Declaration changed.
6821 * tree-loop-linear.c (linear_transform_loops): Add argument to
6822 rewrite_into_loop_closed_ssa call.
6823 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6824 * tree-ssa-loop-im.c (move_computations): Ditto.
6825 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
6826 * tree-vectorizer.c (vectorize_loops): Ditto.
6827 * tree-optimize.c: Include cfgloop.h.
6828 (execute_todo): Choose whether to call cleanup_tree_cfg or
6829 cleanup_tree_cfg_loop.
6830 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
6831 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
6832 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
6833 cleanup_tree_cfg_loop call.
6834 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
6835 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
6836 work on part of cfg.
6838 2005-03-10 Jakub Jelinek <jakub@redhat.com>
6841 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
6842 with multiple alternatives.
6844 * stmt.c (parse_output_constraint): Fix a typo.
6846 2005-03-09 Bob Wilson <bob.wilson@acm.org>
6848 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
6849 assembly directive instead of deprecated "no-generics".
6851 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
6853 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6854 for non-offsettable memory references to cope with outstanding reload
6856 * config/s390/s390.md ("reload_outti"): Call find_replacement to
6857 avoid losing outstanding address reloads.
6858 ("reload_outdi", "reload_outdf"): Likewise.
6860 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6862 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
6863 code. Add more cbrt transformations.
6865 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6867 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
6869 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6871 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
6872 NULL_TREE when a given tree is not simplified.
6873 (fold): Return the original tree when any of the functions
6874 mentioned above NULL_TREE.
6876 * fold-const.c (fold_unary, fold_binary): Take decomposed
6877 arguments, code, type, op0, and op1 in case of fold_binary.
6878 (fold): Update calls to fold_unary and fold_binary.
6880 2005-03-09 Roger Sayle <roger@eyesopen.com>
6882 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6883 a fndecl and an arglist instead of a CALL_EXPR, exp.
6885 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6887 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6889 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6891 * expr.c (expand_assignment): Remove orig_to_rtx.
6893 * fold-const.c (int_const_binop): Remove no_overflow.
6895 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6897 * loop-iv.c (get_biv_step_1): Remove lhs.
6899 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6901 * real.c (real_nan): Remove neg.
6903 * function.c (thread_prologue_and_epilogue_insns): Remove i
6906 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6909 * tree-eh.c (tree_could_trap_p): Remove idx.
6911 * tree-into-ssa.c (ann): Remove ann.
6913 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6915 * tree-sra.c (decide_block_copy): Remove inst_count.
6917 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6919 * tree-ssa-loop-im.c (lhs): Remove.
6921 * cfgbuild.c (state, STATE, SET_STATE,
6922 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6924 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6925 (find_basic_blocks): Set the state of each basic block to
6928 2005-03-08 Jeff Law <law@redhat.com>
6930 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6931 goto results in the removal of edges in the CFG, then we need
6932 to recompute dominators.
6934 2005-03-09 Ben Elliston <bje@au.ibm.com>
6936 * c-common.c (c_do_switch_warnings): Comment fix.
6938 2005-03-08 Julian Brown <julian@codesourcery.com>
6940 * Patch from 2005-03-08 reverted for causing regressions and
6941 ppc-darwin bootstrap failure.
6943 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6945 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6946 Define the real function for ppc-darwin.
6947 * c-typeck.c (convert_arguments): Check for target-specific
6948 invalid argument call to unprototyped function.
6949 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6951 * target.h (invalid_arg_for_unprototyped_fn): New field
6953 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6954 default target hook.
6955 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6958 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6960 * c-typeck.c (constructor_stack, constructor_range_stack,
6961 initializer_stack): Make them static.
6963 * cfg.c (rbi_pool): Make it static.
6965 * gimple-low.c (lower_stmt_body): Make it static.
6966 * tree-flow.h: Remove the corresponding prototype. Don't
6969 * sched-deps.c (cache_size): Make it static.
6971 * stor-layout.c (lang_adjust_rli): Make it static.
6973 2005-03-08 Julian Brown <julian@codesourcery.com>
6975 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6976 from being used for symbols with vague linkage when
6977 HAVE_GAS_COMDAT_GROUP is true.
6979 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6981 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6982 nlabel == JUMP_LABEL (jump).
6984 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6986 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6987 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6988 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6989 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6991 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6994 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6995 * c-common.c (handle_returns_twice): New function.
6996 (c_common_attribute_table): Declare eturns_twice' attribute.
6997 * doc/extend.texi: Document eturns_twice' attribute.
6998 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6999 (struct tree_decl): Add returns_twice_flag.
7001 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7003 * tree-ssa-phiopt.c: Fix a comment typo.
7005 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7006 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7007 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7010 2005-03-08 Richard Henderson <rth@redhat.com>
7012 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7013 builtin codes with ctzdi2, clzdi2, popcountdi2.
7014 (struct alpha_builtin_def): Add is_const.
7015 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7016 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7017 (alpha_init_builtins): Init them. Set nothrow and const attributes
7019 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7020 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7021 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7022 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7023 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7024 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7025 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7026 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7027 (TARGET_FOLD_BUILTIN): New.
7028 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7029 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7031 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7033 2005-03-08 Ira Rosen <irar@il.ibm.com>
7035 PR tree-optimization/20122
7036 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7037 condition of access function instead of base.
7039 2005-03-07 Jeff Law <law@redhat.com>
7040 Steven Bosscher <stevenb@suse.de>
7042 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7043 (find_taken_edge): Call find_taken_edge_computed_goto as
7044 appropriate. Allow any gimple invariant rather than just
7045 INTEGER_CST for VAL.
7046 (cleanup_control_flow): Cleanup a computed goto which has turned
7048 (tree_merge_blocks): If block B has any forced labels, move
7049 them to the start of block A.
7050 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7051 computed gotos as well.
7052 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7053 removal of unnecessary computed gotos too.
7054 (lookup_redirection_data): Fix type of INSERT argument. Callers
7057 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7059 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7060 Remove trailing spaces.
7062 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7063 unshare_all_trees): Make them static.
7064 * tree-gimple.h: Remove the corresponding prototypes.
7066 * diagnostic.h: Remove unused prototype
7067 debug_output_buffer.
7068 * modulo-sched.c: Remove unused prototype
7069 set_row_column_for_ps.
7071 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7072 replace_phi_edge_with_variable): Remove unused variable i.
7074 2005-03-07 Per Bothner <per@bothner.com>
7076 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7078 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7081 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7082 bbs on the COND_EXPR instead of the PHI_NODEs.
7083 (candidate_bb_for_phi_optimization): Remove.
7084 (replace_phi_with_stmt): Rename to ...
7085 (replace_phi_edge_with_variable): this and change so that we
7086 replace the phi argument instead of removing the PHI.
7087 (conditional_replacement): Change so we deal with PHI with more
7089 (value_replacement): Likewise.
7090 (abs_replacement): Likewise.
7092 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7094 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7095 output_e500_flip_gt_bit.
7097 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7099 (rs6000_generate_compare): Fix logic to look at the correct bits.
7100 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7102 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7103 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7104 gen_move_from_CR_gt_bit.
7106 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7107 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7108 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7110 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7111 (E500_CR_IOR_COMPARE): New constant.
7113 2005-03-08 Earl Chew <earl_chew@agilent.com>
7114 David Billinghurst <David.Billinghurst@riotinto.com>
7116 * config/i386/host-cygwin.c: New file to support precompiled
7118 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7119 * config.host: Use above files for cygwin host.
7121 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7123 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7124 ordering ops from earlier change.
7126 2005-03-07 Per Bothner <per@bothner.com>
7128 Various fixes to allow us to again build if --enable-mapped-location:
7129 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7130 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7131 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7132 local variable loc. Change logic appropriately.
7133 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7134 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7135 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7136 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7137 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7139 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7141 PR rtl-optimization/19683
7142 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7143 number of bytes, to smallest_int_for_mode. Fix arguments to
7144 REG_CANNOT_CHANGE_MODE_P.
7146 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7148 * reorg.c (relax_delay_slots): Check that the jump is
7149 conditional before trying to invert it.
7151 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7153 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7156 * calls (stack_arg_under_construction): Make it static.
7158 * flow.c (regs_live_at_setjmp): Make it static.
7159 * flow.h: Remove the corresponding prototype.
7161 * reload1.c (reload_startobj, reload_firstobj,
7162 something_needs_operands_changed, reload_inherited,
7163 reload_inheritance_insn, reload_override_in,
7164 reload_spill_index): Make them static.
7166 * recog.c (verify_changes): Make it static.
7167 * recog.h: Remove the corresponding prototype.
7169 * cfgbuild.c (find_sub_basic_blocks): Remove.
7170 * basic-block.h: Remove the corresponding prototype.
7171 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7173 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7175 * tree-ssa-operands.c (check_build_stmt): Remove.
7177 * stor-layout.c (set_alignment): Remove.
7178 * tree.h: Remove the corresponding prototype.
7180 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7182 * tree-ssa-dce.c (control_dependence_map,
7183 visited_control_parents): Make them static.
7185 * cfghooks.c (verify_flow_info): Remove local variable
7188 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7191 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7193 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7195 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7197 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7199 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7200 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7201 PARALLEL for an empty structure.
7203 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7205 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7207 * fold-const.c (fold_binary): Unroll the very first "for"
7210 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7212 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7213 redundant match_code test.
7214 (scc_comparison_operator): Swap match_operand and match_code
7216 (branch_positive_comparison_operator): Same.
7217 (trap_comparison_operator): Use comparison_operator and swap with
7220 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7223 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7224 (out_movhi_r_mr): Read low byte of volatile MEM first.
7225 (out_movhi_mr_r): Write high byte of volatile MEM first.
7227 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7229 * cselib.c (reg_values, reg_values_size): Make them static.
7231 * cse.c (cse_reg_info_table): Make it static.
7233 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7235 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7237 * cse.c (find_best_addr): Use canon_for_address.
7239 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7241 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7242 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7243 SUBREG and MEM, respectively.
7245 * fold-const.c (fold_binary): Use code instead of t.
7247 * fold-const.c (optimize_minmax_comparison): Take decomposed
7248 arguments code, type, op0, and op1 instead of t.
7249 (fold_binary): Update a call to optimize_minmax_comparison.
7251 * fold-const.c (fold_range_test): Take decomposed arguments
7252 code, type, op0, and op1 instead of t.
7253 (fold_binary): Update a call to fold_range_test.
7255 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7256 decomposed arguments code, type, op0, and op1 instead of t.
7257 (fold_binary): Update a call to fold_range_test.
7259 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7261 * fold-const.c (fold_binary): Avoid directly using the original
7262 expression t as much as possible.
7264 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7266 * c-semantics.c (build_stmt): Use TYPE_P instead of
7267 IS_NON_TYPE_CODE_CLASS.
7268 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7269 (NON_TYPE_CHECK): Use TYPE_P instead of
7270 IS_NON_TYPE_CODE_CLASS.
7272 * fold-const.c (fold): Remove handling of binary expressions.
7274 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7276 * doc/c-tree.texi: Wrap comments in @r{}.
7277 * doc/cpp.texi: Likewise.
7278 * doc/cppinternals.texi: Likewise.
7279 * doc/extend.texi: Likewise.
7280 * doc/md.texi: Likewise.
7281 * doc/objc.texi: Likewise.
7282 * doc/sourcebuild.texi: Likewise.
7283 * doc/tm.texi: Likewise.
7286 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7288 * predict.c (apply_return_prediction): Standardize PHI chain
7290 * tree-ssa.c (ssa_redirect_edge): Likewise.
7292 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7293 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7296 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7297 * tree-flow.h: Adjust the prototype for remove_phi_node.
7298 * lambda-code.c (perfect_nestify): Adjust a call to
7301 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7302 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7304 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7305 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7306 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7307 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7309 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7310 of GEN_INT (trunc_int_for_mode (...)).
7311 * loop-iv.c (iv_number_of_iterations): Likewise.
7312 * postreload.c (reload_cse_move2add): Likewise.
7313 * simplify-rtx.c (simplify_const_unary_operation,
7314 simplify_const_binary_operation): Likewise.
7315 * stor-layout.c (get_mode_bounds): Likewise.
7317 * fold-const.c (fold_binary): New.
7318 (fold): Call fold_binary on binary expressions.
7320 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7322 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7323 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7324 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7325 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7326 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7328 2005-03-04 Devang Patel <dpatel@apple.com>
7330 PR tree-optimization/18815
7331 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7332 loops with zero exit edges.
7334 2005-03-04 Devang Patel <dpatel@apple.com>
7336 * doc/invoke.texi: Remove reference to webpage that does not exist.
7338 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7339 Joseph S. Myers <joseph@codesourcery.com>
7342 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7343 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7344 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7345 * pa.c (get_plabel): Change argument to symbol_ref. Call
7346 maybe_get_identifier instead of get_identifier.
7347 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7348 (struct deferred_plabel): Replace name field with symbol field.
7349 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7350 ASM_OUTPUT_EXTERNAL_REAL is defined.
7351 (output_global_address): Use output_addr_const for output of all
7353 (output_deferred_plabels): Use symbol_ref instead of name for address
7355 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7356 ASM_OUTPUT_SYMBOL_REF): New macros.
7357 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7359 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7362 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7364 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7365 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7367 2005-03-04 Jeff Law <law@redhat.com>
7369 * basic-block.h (rediscover_loops_after_threading): Declare.
7370 * tree-ssa-dom.c: Include cfgloop.h.
7371 (tree_ssa_dominator_optimize): Discover loops and some basic
7372 properties. Remove forwarder blocks recreated by loop header
7373 canonicalization. Also mark backedges in the CFG.
7374 * tree-ssa-threadupdate.c: Include cfgloop.h
7375 (rediscover_loops_after_threading): Define.
7376 (struct local_info): New field, JUMP_THREADED.
7377 (prune_undesirable_thread_requests): New function.
7378 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7379 then record that fact for the callers of redirct_edges.
7380 (thread_block): If BB has incoming backedges, then call
7381 prune_undesirable_thraed_requests. Note when we are
7382 going to have to rediscover loop information. Return a
7383 boolean indicating if any jumps were threaded.
7384 (thread_through_all_blocks): Bubble up boolean indicating
7385 if any jumps were threaded.
7386 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7387 (tree-ssa-threadupdate.o): Similarly.
7389 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7391 * fold-const.c (fold_ternary): Unroll the "for" loop to
7394 2005-03-04 Andrew Haley <aph@redhat.com>
7396 * unwind-dw2-fde-glibc.c (struct
7397 unw_eh_callback_data.check_cache): New field.
7398 (frame_hdr_cache): New.
7399 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7400 Cache frame header info.
7402 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7404 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7405 (print_c_condition): Declare.
7406 * read-rtl.c (ptr_loc): New structure.
7407 (ptr_locs, ptr_loc_obstack, joined_conditions)
7408 (joined_conditions_obstack): New variables.
7409 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7410 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7411 (join_c_conditions, print_c_condition): New functions.
7412 (apply_macro_to_string): Associate the new string with the same
7413 source location as the old one.
7414 (add_condition_to_string): Use join_c_conditions.
7415 (read_string): Use set_rtx_ptr_loc to record a filename and line
7416 number for the string.
7417 (read_rtx): Initialize the new variables above.
7418 * genattrtab.c (write_test_expr, write_attr_value): Use
7420 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7421 comment above the GCC_VERSION check.
7422 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7423 Inline the definition of MAYBE_EVAL.
7424 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7425 * genoutput.c (process_template): Likewise.
7426 * genpreds.c (write_predicate_subfunction): Likewise.
7427 (write_predicate_expr): Use print_c_condition.
7428 * genrecog.c (write_cond): Likewise.
7429 * gensupport.c (process_rtx): Use join_c_conditions to join the
7430 conditions of a define_insn_and_split. Record a source location
7431 for the string after the "&&".
7432 (alter_test_for_insn): Use join_c_conditions.
7434 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7437 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7438 PR tree-optimization/15784
7439 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7442 2005-03-04 Ben Elliston <bje@au.ibm.com>
7444 * gcc.c (option_map): Add --coverage.
7445 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7446 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7447 * config/darwin.h: Pass -lgcov for `coverage'.
7448 * doc/invoke.texi (Debugging Options): Document --coverage.
7450 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7452 * gcse.c (bypass_block): Use find_edge wherever possible.
7454 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7458 * c-opts.c (c_common_parse_file): Call start_source_file
7459 and end_source_file at the approriate times.
7461 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7462 the main file, it will be done for us now.
7464 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7466 * fold-const.c (fold_ternary): New.
7467 (fold): Call fold_ternary on ternary expressions. Remove
7468 handling of ternary expressions.
7470 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7472 PR tree-optimization/15784
7473 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7476 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7478 * config/rs6000/predicates.md (branch_comparison_operator):
7479 Convert from C block to conditional format.
7481 2005-03-03 Jan Hubicka <jh@suse.cz>
7483 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7484 and non-constant public variables.
7486 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7488 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7491 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7494 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7495 calls to release_ssa_name and release_phi_node.
7497 * fold-const.c (fold): Remove handling of unary expressions.
7499 * fold-const.c (fold_unary): Avoid directly using the original
7500 expression t as much as possible.
7502 2005-03-03 Roger Sayle <roger@eyesopen.com>
7503 Andrew Pinski <pinskia@physics.uc.edu>
7505 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7506 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
7508 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
7510 Describe special registers SRP and MOF as allocatable registers.
7511 * config/cris/cris.c (cris_md_asm_clobbers): New function.
7512 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
7513 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
7514 TARGET_HAS_MUL_INSNS.
7515 (cris_print_operand) <case 'd'>: New case.
7516 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
7517 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
7519 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
7520 (REG_ALLOC_ORDER): Update for MOF.
7521 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
7523 (GENERAL_REGS): No longer a define of ALL_REGS.
7524 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
7525 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7527 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
7528 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
7529 (SECONDARY_RELOAD_CLASS): Define.
7530 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
7531 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
7532 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
7533 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
7534 (REGISTER_MOVE_COST): Define.
7535 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
7536 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
7537 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
7538 (CRIS_MOF_REGNUM): New define_constants.
7539 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
7541 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
7543 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
7544 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
7545 Adjust for MOF being properly described as a register.
7546 (indir_to_reg_split): Name this split. Conditionalize on the
7547 destination register being a general register.
7548 (movei): Conditionalize on on operands 0 and 1 having the same
7551 2005-03-03 Alan Modra <amodra@bigpond.net.au>
7554 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
7555 -mcpu to override any other explicitly given flags.
7557 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
7559 * recog.c (verify_changes, confirm_change_group): New functions,
7560 broken out of apply_change_group.
7561 (apply_change_group): Use them.
7562 * recog.h (verify_change, confirm_change_group): Declare.
7563 * rtl.h (redirect_jump_2): Declare.
7564 * jump.c (redirect_exp, invert_exp): Delete.
7565 (invert_exp_1): Take second parameter. Return value. Changed caller.
7566 (redirect_jump_2): New function, broken out of redirect_jump.
7567 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
7568 (invert_jump): Use invert_jump_1 and redirect_jump_2.
7569 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
7571 2005-03-02 Geoffrey Keating <geoffk@apple.com>
7573 * varasm.c (named_section): Use xstrdup rather than doing it by
7576 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
7578 2005-03-02 Devang Patel <dpatel@apple.com>
7580 Undo PR tree-optimization/18815 fix.
7582 2005-03-02 Devang Patel <dpatel@apple.com>
7584 PR tree-optimization/18815
7585 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7586 loops with zero exit edges.
7588 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7590 * cfg.c (connect_src, connect_dest, disconnect_src,
7591 disconnct_dest): New.
7592 (unchecked_make_edge, remove_edge, redirect_edge_succ,
7593 redirect_edge_pred): Use the new functions.
7595 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7596 free_dominance_info only when needed.
7598 2005-03-02 David Edelsohn <edelsohn@gnu.org>
7601 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
7602 (reg_or_sub_cint64_operand): Same.
7604 2005-03-02 Jeff Law <law@redhat.com>
7606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
7607 CFG_ALTERED in the main DOM iteration loop.
7609 2005-03-02 Mark Mitchell <mark@codesourcery.com>
7612 * varasm.c (initializer_constant_valid_p): Allow conversions
7613 between OFFSET_TYPEs. Tidy.
7615 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
7617 * config/cris/cris.md ("return"): Remove epilogue delay list
7620 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
7622 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
7624 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
7626 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
7628 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
7629 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
7630 config/m68k/m68k.c, config/mips/mips.h,
7631 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7632 doc/include/gcc-common.texi: Update copyright.
7634 PR middle-end/18029 and PR middle-end/18030
7635 * expr.c (optimize_bitfield_assignment_op): Add a special case
7636 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
7638 * fold-const.c (fold_unary): New.
7639 (fold): Call fold_unary on unary expressions.
7641 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
7643 * cgraph.h (struct cgraph_edge): Add prev_caller and
7645 (cgraph_node_remove_callees): Export.
7646 * cgraph.c (cgraph_create_edge): Initialize prev_caller
7648 (cgraph_edge_remove_callee): New function.
7649 (cgraph_edge_remove_caller): Likewise.
7650 (cgraph_remove_edge): Use.
7651 (cgraph_redirect_edge_callee): Likewise.
7652 (cgraph_node_remove_callees): New function.
7653 (cgraph_node_remove_callers): Likewise.
7654 (cgraph_remove_node): Use.
7655 * tree-optimize.c (tree_rest_of_compilation): Use
7656 cgraph_node_remove_callees instead of manual loop.
7657 * cgraphunit.c (cgraph_finalize_function): Likewise.
7658 (cgraph_expand_function): Likewise.
7659 (cgraph_remove_unreachable_nodes): Likewise.
7661 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
7664 * c-tree.h (undeclared_variable, build_external_ref): Add extra
7666 * c-decl.c (undeclared_variable): Take location as argument.
7667 * c-typeck.c (build_external_ref): Likewise.
7668 * c-parser.c (c_parser_postfix_expression): Pass location of
7669 identifier to build_external_ref.
7671 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7673 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
7674 CCEQ mode for branch_positive_comparison_operator test.
7675 * config/rs6000/predicates (branch_comparison_operator): Revert to
7677 (scc_comparison_operator): Same.
7678 (branch_positive_comparison_operator): Same.
7680 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
7682 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
7683 (cris_delay_slots_for_epilogue): Remove.
7684 (save_last): Move into cris_target_asm_function_epilogue.
7685 (cris_target_asm_function_epilogue): Remove tests for file being
7687 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
7688 (cris_delay_slots_for_epilogue): Remove prototypes.
7689 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
7690 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
7692 2005-03-01 David Edelsohn <edelsohn@gnu.org>
7694 * config/rs6000/predicates.md (branch_comparison_operator): Change
7695 to define_special_predicate.
7696 (scc_comparison_operator): Same.
7697 (branch_positive_comparison_operator): Same.
7699 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
7701 * Makefile.in (tree-ssa-sink.o): New.
7702 (OBJS-common): Add tree-ssa-sink.o.
7703 * common.opt: Add -ftree-sink
7704 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7705 * timevar.def (TV_TREE_SINK): new timevar.
7706 * tree-flow.h (is_hidden_global_store): Prototype.
7707 * tree-optimize.c (init_tree_optimization_passes): Add
7709 * tree-pass.h (pass_sink_code): New.
7710 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
7711 for non-obvious global store store to is_hidden_global_store, and
7712 call that new function.
7713 * tree-ssa-sink.c: New file.
7714 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
7715 * doc/passes.texi: Document forward store motion.
7716 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
7717 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
7718 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
7719 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
7721 2005-03-01 Per Bothner <per@bothner.com>
7723 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
7724 and we have a non-zero column-number, add it to the message.
7725 Also factor out the diagnostic_kind_text.
7727 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7729 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7730 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7731 flow_loop_scan): Removed.
7732 (flow_loop_dump): Do not dump removed fields.
7733 (flow_loop_free): Do not free removed fields.
7734 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
7735 (loop_exit_edge_p): New function.
7736 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
7737 num_pre_header_edges, entry_edges, num_entries, exit_edges,
7738 num_exits, exits_doms.
7739 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7740 LOOP_EDGES, LOOP_ALL): Removed.
7741 (flow_loop_scan): Declaration removed.
7742 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
7743 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
7745 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
7746 (if_convert): Call flow_loops_find and flow_loops_free
7747 when calling mark_loop_exit_edges.
7748 * cfgloopanal.c (mark_loop_exit_edges): Moved from
7749 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
7750 free_dominance_info calls.
7751 * loop-init.c (flow_loops_find): Ditto.
7752 * passes.c (rest_of_handle_branch_prob): Ditto.
7753 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
7754 * loop-unroll.c (analyze_insns_in_loop): Do not use
7756 * predict.c (predict_loops): Do not call flow_loop_scan.
7757 Use get_loop_exit_edges.
7758 (tree_estimate_probability): Do not pass flags to flow_loops_find.
7759 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
7760 Do not use EDGE_LOOP_EXIT.
7761 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
7762 to bb_with_exit_edge_p.
7763 (if_convertible_loop_p): Do not call flow_loop_scan. Use
7764 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
7765 to bb_with_exit_edge_p.
7766 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
7768 * tree-loop-linear.c (linear_transform_loops): Do not call
7769 flow_loop_scan. Use loop->single_exit.
7770 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
7771 (vect_analyze_loop_form): Do not call flow_loop_scan.
7772 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
7774 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
7776 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
7777 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7778 slpeel_tree_duplicate_loop_to_edge_cfg,
7779 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
7780 Use loop_preheader_edge and loop->single_exit. Do not call
7783 2005-03-01 Nick Clifton <nickc@redhat.com>
7785 * config/arm/arm.c (thumb_find_work_register): Check all of the
7786 argument registers to see if they are free, and a couple of
7787 special cases where the last argument register but can be proved
7788 to be available during the function's prologue.
7789 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
7790 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
7791 thumb_unexpanded_epilogue): Use unsigned long as the type for the
7793 (thumb_compute_save_reg_mask): Likewise. Also use
7794 thumb_find_work_register() to ensure that there is agreement about
7795 which work register is going to be used in the prologue.
7796 (thumb_output_function_prologue): Use unsigned long as the type
7797 for the register bit-mask. Also delay pushing the link register if
7798 other high registers are going to be pushed.
7799 (thumb_compute_save_reg_mask, emit_multi_reg_push,
7800 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
7801 redundant prototypes.
7803 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
7806 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
7807 and after reload in REG+REG indexed addresses without REG_POINTER
7808 set in the base and not set in the index.
7810 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7812 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
7813 Don't undefine here.
7814 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
7815 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
7816 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7817 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
7818 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
7820 * config.gcc (sh*-*-linux*): Use config/linux.h.
7822 2005-02-28 Dale Johannesen <dalej@apple.com>
7823 Stan Shebs <shebs@apple.com>
7825 Rewrite of 64-bit Darwin structure-by-value pass/return.
7826 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
7827 intoffset, use_stack, named.
7828 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
7829 (rs6000_darwin64_record_arg_advance_flush): New.
7830 (rs6000_darwin64_record_arg_advance_recurse): New.
7831 (rs6000_darwin64_record_arg_flush): New.
7832 (rs6000_darwin64_record_arg_recurse): New.
7833 (rs6000_darwin64_record_arg): New.
7834 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
7835 (function_arg_boundary): Handle 128-bit aligned structs.
7836 (function_arg_advance): Rewrite darwin64 struct handling.
7837 (function_arg): Call rs6000_darwin64_record_arg.
7838 (function_arg_partial_nregs): Handle darwin64 structs.
7839 (rs6000_darwin64_function_value): Remove.
7840 (rs6000_function_value): Call rs6000_darwin64_record_arg.
7842 2005-02-28 Roger Sayle <roger@eyesopen.com>
7844 PR tree-optimization/20216
7845 * tree-chrec.c (tree_fold_factorial): Delete.
7846 (tree_fold_binomial): Change argument list to take a return type
7847 and change the type of K to unsigned int. Rewrite to avoid explicit
7848 evaluation of factorials, and (recursively) calling fold to perform
7849 compile-time arithmetic. Return NULL on (internal) overflow.
7850 (chrec_evaluate): Change type of K to an unsigned int. Avoid
7851 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
7852 if any intermediate calculation overflows.
7853 (chrec_apply): Update call to chrec_evaluate.
7855 2005-02-28 James E Wilson <wilson@specifixinc.com>
7857 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
7859 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
7862 * c-parser.c (c_parser_compound_statement): Return error_mark_node
7863 instead of NULL_TREE on error.
7865 2005-02-28 David Edelsohn <edelsohn@gnu.org>
7867 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
7868 (EASY_VECTOR_15_ADD_SELF): Remove.
7869 (num_insns_constant_wide): Not static.
7870 (validate_condition_mode): Not static.
7871 (toc_relative_expr_p): Not static.
7872 (legitimate_indirect_address_p): Not static.
7873 (macho_lo_sum_memory_operand): Not static.
7874 (invalid_e500_subreg): Not static.
7875 (easy_vector_same): Not static.
7876 (easy_vector_splat_const): Not static.
7877 (RS6000_SYMBOL_REF_TLS_P): Remove.
7878 (any_operand): Delete.
7879 (any_parallel_operand): Delete.
7880 (count_register_operand): Delete.
7881 (altivec_register_operand): Delete.
7882 (xer_operand): Delete.
7883 (s8bit_cint_operand): Delete.
7884 (short_cint_operand): Delete.
7885 (u_short_cint_operand): Delete.
7886 (non_short_cint_operand): Delete.
7887 (exact_log2_cint_operand): Delete.
7888 (gpc_reg_operand): Delete.
7889 (cc_reg_operand): Delete.
7890 (cc_reg_not_cr0_operand): Delete.
7891 (reg_or_short_operand): Delete.
7892 (reg_or_neg_short_operand): Delete.
7893 (reg_or_aligned_short_operand): Delete.
7894 (reg_or_u_short_operand): Delete.
7895 (reg_or_cint_operand): Delete.
7896 (reg_or_arith_cint_operand): Delete.
7897 (reg_or_add_cint64_operand): Delete.
7898 (reg_or_sub_cint64_operand): Delete.
7899 (reg_or_logical_cint_operand): Delete.
7900 (got_operand): Delete.
7901 (got_no_const_operand): Delete.
7902 (easy_fp_constant): Delete.
7903 (easy_vector_constant): Delete.
7904 (easy_vector_constant_add_self): Delete.
7905 (zero_constant): Delete.
7906 (zero_fp_constant): Delete.
7907 (volatile_mem_operand): Delete.
7908 (offsettable_mem_operand): Delete.
7909 (mem_or_easy_const_operand): Delete.
7910 (add_operand): Delete.
7911 (non_add_cint_operand): Delete.
7912 (logical_operand): Delete.
7913 (non_logical_cint_operand): Delete.
7914 (mask_operand): Delete.
7915 (mask_operand_wrap): Delete.
7916 (mask64_operand): Delete.
7917 (mask64_2_operand): Delete.
7918 (and64_operand): Delete.
7919 (and64_2_operand): Delete.
7920 (and_operand): Delete.
7921 (reg_or_mem_operand): Delete.
7922 (lwa_operand): Delete.
7923 (symbol_ref_operand): Delete.
7924 (call_operand): Delete.
7925 (current_file_function_operand): Delete.
7926 (input_operand): Delete.
7927 (rs6000_nonimmediate_operand): Delete.
7928 (rs6000_tls_symbol_ref): Delete.
7929 (save_world_operation): Delete.
7930 (restore_world_operation): Delete.
7931 (load_multiple_operation): Delete.
7932 (store_multiple_operation): Delete.
7933 (vrsave_operation): Delete.
7934 (mfcr_operation): Delete.
7935 (mtcrf_operation): Delete.
7936 (lmw_operation): Delete.
7937 (stmw_operation): Delete.
7938 (branch_comparison_operator): Delete.
7939 (branch_positive_comparison_operator): Delete.
7940 (scc_comparison_operator): Delete.
7941 (trap_comparison_operator): Delete.
7942 (boolean_operator): Delete.
7943 (boolean_or_operator): Delete.
7944 (min_max_operator): Delete.
7945 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7946 (EASY_VECTOR_15): Moved to here.
7947 (EASY_VECTOR_15_ADD_SELF): Move to here.
7948 (PREDICATE_CODES): Delete.
7949 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7950 Declare functions no longer static.
7951 * config/rs6000/predicates.md: New.
7952 * config/rs6000/rs6000.md: Include predicates.md
7954 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7956 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7957 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7959 * cfgrtl.c (need_fake_edge_p): Likewise.
7960 * combine.c (distribute_notes): Likewise.
7961 * emit-rtl.c (try_split): Likewise.
7962 * recog.c (peephole2_opimize): Likewise.
7963 * reg-notes.def (ALWAYS_RETURN): Remove.
7964 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7965 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7966 * tree.h (ECF_ALWAYS_RETURN): Remove.
7968 2005-02-28 Roger Sayle <roger@eyesopen.com>
7971 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7972 between different machine modes is never a "useless" conversion.
7974 2005-02-28 Geert Bosch <bosch@gnat.com>
7977 * doc/contrib.texi: List contributors for Ada front end
7979 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7981 * simplify-rtx.c (simplify_unary_operation_1,
7982 simplify_const_unary_operation): New, extracted from...
7983 (simplify_unary_operation): ... this one.
7984 (simplify_binary_operation_1,
7985 simplify_const_binary_operation): New, extracted from...
7986 (simplify_binary_operation): ... this one.
7987 * rtl.h (simplify_const_unary_operation,
7988 simplify_const_binary_operation): Add prototypes.
7990 2005-02-28 Julian Brown <julian@codesourcery.com>
7992 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7993 building libjava and caused PR regression/20228.
7995 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7998 * Makefile.in (host_subdir): New.
7999 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8000 * configure: Regenerate.
8002 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8004 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8005 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8006 installation directory first.
8008 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8011 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8012 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8013 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8014 * config/cris/cris.md: Tweak comments referring to Q.
8015 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8016 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8017 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8018 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8019 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8020 Insert spaces in constraints to align alternatives vertically for
8022 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8025 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8027 PR rtl-optimization/17728
8028 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8029 operand 0 from general_operand to move_dest_operand.
8031 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8034 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8035 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8036 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8038 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8040 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8041 * configure: Regenerate.
8042 * libada-mk.in: Remove CC; rename
8043 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8045 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8048 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8049 for the lhs, also walk over the tree. Likewise for rhs.
8051 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8053 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8054 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8055 Do not propagate value of iv before increment over the increment.
8057 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8059 * c-parser.c: New file.
8060 * c-parse.in: Remove.
8061 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8063 (c-parser.o): Add dependencies.
8064 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8065 maintainer-clean, TAGS): Update.
8066 * c-config-lang.in (gtfiles): Update.
8067 * gengtype-lex.l: Don't handle "@@".
8068 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8069 objc_build_synchronized, objc_begin_try_stmt,
8070 objc_begin_catch_clause, objc_finish_catch_clause,
8071 objc_build_finally_clause, objc_finish_try_stmt): New.
8072 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8074 (c_parse_init): Update comment.
8075 * c-decl.c (c_init_decl_processing): Update comment.
8076 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8077 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8078 new c_declspecs members.
8080 2005-02-25 Julian Brown <julian@codesourcery.com>
8082 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8083 from being used for symbols with vague linkage when
8084 HAVE_GAS_COMDAT_GROUP is true.
8086 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8088 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8090 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8093 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8094 (LIBGCC2_HAS_DF_MODE): New.
8095 (LIBGCC2_HAS_XF_MODE): New.
8096 (LIBGCC2_HAS_TF_MODE): New.
8097 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8098 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8099 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8100 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8101 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8102 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8103 and add _fixtfdi, _fixunstfdi, _floatditf
8104 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8105 L_fixunstfdi, L_floatditf.
8106 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8107 (LIBGCC2_HAS_TF_MODE): Define.
8109 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8111 PR tree-optimization/20204
8112 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8113 REWRITE_THIS_STMT markers on PHI nodes.
8114 (rewrite_initialize_block): Likewise.
8116 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8118 * version.c (version_string): Update to 4.1.
8120 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8122 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8123 Clarify that the alternative way doesn't work in GNU C++.
8125 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8127 PR tree-optimization/19937
8128 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8129 to the type of the induction variable.
8131 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8133 PR rtl-optimization/20117
8134 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8135 the block including noncopyable insn.
8137 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8139 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8140 calls to find_reg_note.
8142 2005-02-24 Richard Henderson <rth@redhat.com>
8145 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8148 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8150 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8151 vector types if to use base reg for misaligned non-word ld/std.
8153 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8156 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8157 dwarf2 label manually and put it after, not before the prologue.
8159 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8162 * reload.c (operands_match_p): Only increment register number for
8163 SCALAR_INT_MODE_P modes in multiple hard registers.
8165 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8168 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8170 * ChangeLog.5: Fix log message typo(s).
8171 * ChangeLog.7: Likewise.
8172 * ChangeLog.tree-ssa: Likewise.
8173 * cfgexpand.c: Fix comment typo(s).
8174 * conflict.c: Likewise.
8175 * defaults.h: Likewise.
8176 * dwarf2out.c: Likewise.
8178 * ggc-page.c: Likewise.
8179 * tree-eh.c: Likewise.
8180 * tree-ssa-dom.c: Likewise.
8182 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8185 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8186 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8187 if SHARED is defined.
8190 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8191 allow splitting only if operands 0 and 3 don't overlap.
8193 2005-02-24 Richard Henderson <rth@redhat.com>
8196 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8197 (fold_builtin_1): Call them.
8198 * fold-const.c (fold_complex_mult_parts): Split out from ...
8199 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8200 (fold_complex_div_parts, fold_complex_div): New.
8202 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8204 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8206 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8207 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8209 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8210 (print_node): Likewise.
8211 Print TYPE_SIZES_GIMPLIFIED.
8213 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8215 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8216 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8217 operands as commutative in constraints.
8219 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8221 * tree-into-ssa.c: Re-organize internal functions.
8223 2005-02-24 Richard Henderson <rth@redhat.com>
8226 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8228 * common.opt (fcx-limited-range): New.
8229 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8230 * toplev.c (flag_complex_method): Initialize to 1.
8231 (process_options): Set flag_complex_method to 0 if
8232 flag_cx_limited_range.
8233 * doc/invoke.texi (-fcx-limited-range): New.
8235 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8237 * cse.c (delete_trivially_dead_insns): Speed up by using
8238 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8241 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8243 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8244 functions when -mid-shared-library is being used.
8246 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8248 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8249 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8250 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8251 * system.h: Poison LINK_LIBGCC_SPECIAL.
8253 2005-02-23 James E Wilson <wilson@specifixinc.com>
8255 * gengtype.c (note_insn_name): Make 1 element larger.
8257 2005-02-23 Roger Sayle <roger@eyesopen.com>
8260 PR rtl-optimization/20097
8261 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8262 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8264 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8266 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8267 * t-aix52 (SHLIB_INSTALL): Same.
8269 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8271 * genpreds.c: Update copyright.
8273 2005-02-23 Michael Beach <michaelb@ieee.org>
8276 * config/sparc/t-elf (startup files): Assemble with CPP.
8278 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8280 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8281 (write_predicate_expr): Likewise.
8283 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8285 PR tree-optimization/20100
8286 PR tree-optimization/20115
8287 * tree-optimize.c (init_tree_optimization_passes): Remove
8288 pass_maybe_create_global_var.
8289 * tree-pass.h (pass_maybe_create_global_var): Remove.
8290 * tree-ssa-alias.c (aliases_computed_p): Declare.
8291 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8292 (count_calls_and_maybe_create_global_var): Remove.
8293 (pass_maybe_create_global_var): Remove.
8294 (init_alias_info): Do not declare aliases_computed_p.
8295 (maybe_create_global_var): If the function contains no
8296 call-clobbered variables and a mix of pure/const and regular
8297 function calls, create .GLOBAL_VAR.
8298 Mark all call-clobbered variables for renaming.
8299 (merge_pointed_to_info): Update comment.
8300 (add_pointed_to_var): Likewise.
8301 (is_escape_site): Likewise.
8302 Accept struct alias_info * instead of size_t *.
8304 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8306 * tree-ssa-operands.c (get_call_expr_operands): If
8307 ALIASES_COMPUTED_P is false, do not add call-clobbering
8309 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8310 (delete_tree_ssa): Likewise.
8312 2005-02-22 James E Wilson <wilson@specifixinc.com>
8314 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8315 (do_compile): Do call it here.
8317 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8319 PR rtl-optimization/20017.
8320 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8321 rest_of_handle_cse2, rest_of_handle_gcse): Call
8322 delete_dead_jumptables immediately before calling cleanup_cfg.
8324 2005-02-22 Devang Patel <dpatel@apple.com>
8327 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8330 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8332 * config/rs6000/aix.h (WINT_TYPE): Define.
8334 2005-02-22 Stan Shebs <shebs@apple.com>
8336 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8337 natural alignment for 64-bit Darwin.
8338 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8340 * doc/invoke.texi: Document this.
8342 2005-02-22 DJ Delorie <dj@redhat.com>
8344 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8345 to make_[un]signed_type, not the mode itself.
8347 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8349 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8350 not available. Use tail calls wherever possible.
8351 (make_edge): Call unchecked_make_edge to create an edge.
8353 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8354 (coalesce_ssa_name): Don't check for
8355 SSANORM_USE_COALESCE_LIST.
8356 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8358 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8360 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8361 (rewrite_into_ssa): ... here.
8363 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8365 PR tree-optimization/19786
8366 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8367 tag to another's may-alias bitmap when adding to the other's list.
8369 2005-02-21 DJ Delorie <dj@redhat.com>
8371 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8372 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8373 registers in unsupported ways.
8374 * expmed.c (init_expmed): Likewise.
8376 2005-02-21 Stan Cox <scox@redhat.com>
8378 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8380 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8382 * tree-cfg.c (fold_cond_expr_cond): New.
8383 (make_edges): Call fold_cond_expr_cond.
8384 (find_taken_edge): Accept nothing but INTEGER_CST.
8385 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8387 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8389 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8390 that do not belong to any basic block.
8392 2005-02-21 Jeff Law <law@redhat.com>
8394 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8397 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8399 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8400 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8401 Adjust their definitions.
8402 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8403 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8405 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8406 genautomata.c, langhooks.c, langhooks.h, system.h,
8407 config/arm/lib1funcs.asm: Update copyright.
8409 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8411 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8413 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8416 * doc/install.texi: Document --with-gc.
8418 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8420 * simplify-rtx.c (simplify_unary_operation): Add a missing
8423 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8425 PR tree-optimization/18663
8426 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8427 if the type has variable bounds.
8429 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8431 * gcse.c: Remove an obsolete comment.
8433 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8435 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8437 * doc/extend.texi (Function Attributes) <Attribute const>: The
8438 attribute "pure" is below this text, not above.
8440 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8442 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8443 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8444 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8446 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8449 * langhooks.h (struct lang_hooks): Add to_target_charset.
8450 * langhooks.c (lhd_to_target_charset): New function.
8451 * langhooks-def.h: Declare lhd_to_target_charset.
8452 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8453 (LANG_HOOKS_INITIALIZER): Update.
8454 * c-common.c (c_common_to_target_charset): New function.
8455 * c-common.h: Declare it.
8456 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8457 c_common_to_target_charset.
8459 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8460 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8462 * system.h: Poison them.
8463 * doc/tm.texi: Don't discuss them.
8464 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8465 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8466 (pp_c_char): Do not attempt to generate letter escapes for
8468 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8469 * config/mips/mips.c (mips_output_ascii): Likewise.
8471 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8473 PR tree-optimization/19951
8474 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8477 2005-02-19 Steven Bosscher <stevenb@suse.de>
8480 * function.h (struct function): New field `max_loop_depth'.
8481 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8482 (flow_loops_find): Reset the max loop depth count before finding loops.
8483 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8484 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8485 (calculate_global_regs_live): Make sure the loop will terminate
8486 when the initial sets are not empty.
8488 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8490 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8492 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8494 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8497 * doc/invoke.texi: Remove documentation of %M spec.
8499 (init_spec): Remove %M suffix from -lgcc_s.
8500 (do_spec_1): Remove 'M' case.
8501 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8502 to put shared libraries in the multilib directory. Remove the
8503 shlib_so_soname substitution variable. Don't add a multilib encoding
8504 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8505 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8506 SHLIB_INSTALL as well as SHLIB_LINK.
8507 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
8508 (SHLIB_NAME): Delete.
8509 (SHLIB_DIR): New macro.
8510 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
8511 (SHLIB_INSTALL): Adjust accordingly.
8512 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
8513 * config/t-slibgcc-sld: Likewise.
8514 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
8515 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
8516 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
8518 (SHLIBUNWIND_INSTALL): Adjust accordingly.
8519 * config/i386/t-nwld (SHLIB_SONAME): Delete.
8520 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
8521 Use @shlib_base_name@ instead of @shlib_so_name@.
8522 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
8523 and @shlib_base_name@.so in @multilib_dir@.
8524 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
8525 to the install path.
8526 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
8527 (SHLIB_LINK): Remove previous workaround.
8528 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
8529 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
8530 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
8532 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
8533 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
8534 (SHLIB_INSTALL): Adjust accordingly.
8535 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
8536 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
8537 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
8538 config/t-slibgcc-elf-ver.
8540 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
8541 Jakub Jelinek <jakub@redhat.com>
8543 PR tree-optimization/19828
8544 * tree-ssa-loop-im.c: Add a TODO comment.
8545 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
8546 without side-effects.
8548 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8550 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
8553 2005-02-18 James E. Wilson <wilson@specifixinc.com>
8555 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
8556 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
8557 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
8559 (ia64_reorg): Delete fixup_errata call.
8560 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
8561 (TARGET_SWITCHES): Delete -mb-step entry.
8563 2005-02-19 Jakub Jelinek <jakub@redhat.com>
8566 * c-typeck.c (composite_type): Handle quals in transparent unions.
8567 (type_lists_compatible_p): Likewise.
8569 2005-02-18 Stan Shebs <shebs@apple.com>
8571 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
8572 expressions in the .literal8 section.
8574 2005-02-18 Geoffrey Keating <geoffk@apple.com>
8576 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
8578 2005-02-18 Roger Sayle <roger@eyesopen.com>
8580 * fold-const.c (constant_boolean_node): Always create values of the
8581 specified type, don't bother calling truthvalue_conversion.
8583 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8585 * except.c (output_function_exception_table): Call
8586 assemble_external_libcall (eh_personality_libfunc).
8588 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8591 * config/ia64/ia64.h (struct machine_function): Add state_num.
8592 * config/ia64/ia64.c (process_epilogue,
8593 process_for_unwind_directive): Use new unwind state numbers each
8594 time rather than state 1.
8596 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8599 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
8600 before the "*llgt_didi" pattern.
8602 2005-02-18 Jason Merrill <jason@redhat.com>
8604 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
8606 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
8608 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
8609 (div0): Use it in place of ARM_FUNC_ALIAS.
8610 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
8612 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
8615 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
8616 access, the lower bound of the array type if it exists.
8618 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
8621 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
8622 cases that are out-of-range for the index type.
8624 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
8626 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
8627 (estimate_case_costs): Don't call convert.
8628 * expmed.c (expand_shift): Likewise.
8629 (make_tree): Call fold_convert instead of convert.
8631 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8634 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
8635 that ref to be marked MEM_READONLY_P doesn't have base that needs
8638 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
8640 * genautomata.c (output_get_cpu_unit_code_func,
8641 output_cpu_unit_reservation_p): Don't generate old-style function
8644 2005-02-18 Jakub Jelinek <jakub@redhat.com>
8647 PR tree-optimization/20009
8648 * convert.c (convert_to_integer): Revert 2005-02-16 change.
8650 PR tree-optimization/18947
8651 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
8652 inline, remove all nodes that are inlined into the extern inline
8655 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8657 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
8658 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
8659 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
8660 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
8663 2005-02-17 Roger Sayle <roger@eyesopen.com>
8665 PR tree-optimization/19917
8666 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
8667 to be potentially trapping.
8669 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
8671 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
8673 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
8675 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
8676 tem becomes a local variable which is set to the value of the
8677 back end defined INITIAL_FRAME_ADDRESS macro.
8678 (expand_builtin_frame_address): Omit the base parameter to
8679 expand_builtin_return_addr.
8680 (expand_builtin_profile_func): Likewise.
8681 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
8682 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
8683 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
8685 2005-02-17 Jakub Jelinek <jakub@redhat.com>
8687 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
8688 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
8689 * config/frv/frv.c (frv_function_epilogue): Likewise.
8691 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
8693 * lambda-code (perfect_nestify): Remove mark/unmark
8695 * tree-loop-linear.c (linear_transform_loops): Add
8696 rewrite_into_ssa call so that ssa is correct for
8697 rewriting into loop closed.
8699 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
8701 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
8702 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
8704 * bt-load.c (btr_def_live_range, combine_btr_defs,
8705 migrate_btr_def, migrate_btr_defs): Likewise.
8706 * cfgcleanup.c (thread_jump): Likewise.
8707 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
8708 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
8709 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
8710 df_rd_local_compute, df_reg_info_compute): Likewise.
8711 * dominance.c (init_dom_info, free_dom_info): Likewise.
8712 * flow.c (init_propagate_block_info,
8713 free_propagate_block_info): Likewise.
8714 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
8715 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
8716 modify_reg_pav): Likewise.
8717 * loop-invariant.c (find_defs, find_invariant_insn,
8718 find_invariants, free_inv_motion_data): Likewise.
8719 * predict.c (tree_predict_by_opcode,
8720 estimate_bb_frequencies): Likewise.
8721 * stmt.c (expand_case): Likewise.
8722 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
8723 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
8724 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
8725 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
8726 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
8727 rewrite_ssa_into_ssa): Likewise.
8728 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8729 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
8730 analyze_edges_for_bb, perform_edge_inserts): Likewise.
8731 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
8732 * tree-sra.c (tree_sra): Likewise.
8733 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
8734 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8735 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
8736 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8737 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
8738 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
8740 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
8741 calculate_live_on_entry, calculate_live_on_exit,
8742 build_tree_conflict_graph): Likewise.
8743 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
8744 record_important_candidates, set_use_iv_cost, find_depends,
8745 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
8746 tree_ssa_iv_optimize_finalize): Likewise.
8747 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
8748 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
8749 tree_duplicate_loop_to_header_edge): Likewise.
8750 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
8751 * tree-ssa.c (verify_flow_insensitive_alias_info,
8752 verify_name_tags, verify_ssa, init_tree_ssa,
8753 delete_tree_ssa): Likewise.
8754 * tree-ssanames.c (marked_ssa_names, init_ssanames,
8755 fini_ssanames): Likewise.
8756 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
8758 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
8760 * config/rs6000/t-rtems: Completely reworked.
8762 2005-02-17 Ira Rosen <irar@il.ibm.com>
8764 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
8766 2005-02-17 Ira Rosen <irar@il.ibm.com>
8768 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
8769 POINTER_TYPE_P when checking that type is a pointer.
8770 (vect_get_memtag): Remove.
8771 (vect_address_analysis): Use POINTER_TYPE_P. Call
8772 vect_object_analysis with dummy parameter for memtag.
8773 (vect_object_analysis): Extract memtag (functionality that
8774 used to be in vect_get_memtag and moved here). Fix printings.
8775 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
8776 with correct parameters. Remove call to vect_get_memtag.
8778 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
8780 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
8781 (tree-vectorizer.o): Added missing dependencies.
8783 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
8785 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
8786 declaration in tree-vectorizer.c, now has an extern declaration in
8788 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8789 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8790 get_vectype_for_scalar_type, vect_is_simple_use,
8791 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8792 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
8793 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
8794 vectorizable_store, vectorizable_operation, vectorizable_assignment,
8795 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
8796 find_loop_location): Likewise.
8798 * tree-vectorizer.c (langhooks.h): #include removed.
8799 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
8800 moved to tree-vectorized.h.
8801 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8802 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
8803 get_vectype_for_scalar_type, vect_is_simple_use,
8804 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
8805 vect_supportable_dr_alignment, new_loop_vec_info,
8806 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
8807 vect_set_verbosity_level, find_loop_location): Likewise.
8809 (vect_analyze_loop): Function externalized. Declaration moved to
8810 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
8811 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
8812 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
8813 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
8814 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
8815 vect_enhance_data_refs_alignment, vect_analyze_operations,
8816 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
8817 vect_stmt_relevant_p, vect_get_loop_niters,
8818 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
8819 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
8820 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
8821 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
8822 vect_get_memtag): Likewise.
8824 (vectorizable_load): Function externalized. Declaration moved to
8825 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
8826 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
8827 vect_transform_loop): Likewise.
8828 (vect_transform_stmt): Moved to tree-vect-transform.c.
8829 (vect_align_data_ref, vect_create_destination_var,
8830 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
8831 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
8832 vect_get_vec_def_for_operand, vect_init_vector,
8833 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
8834 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
8835 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
8836 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
8837 vect_do_peeling_for_loop_bound): Likewise.
8839 * tree-vect-analyze.c: New file.
8840 * tree-vect-transform.c: New file.
8842 2005-02-17 Jason Merrill <jason@redhat.com>
8844 PR mudflap/19319, c++/19317
8845 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
8848 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
8850 * doc/install.texi (Specific): Update link for Darwin-specific
8853 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
8855 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
8856 constant_boolean_node.
8858 2005-02-16 David Edelsohn <edelsohn@gnu.org>
8861 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
8862 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
8864 2005-02-16 Richard Henderson <rth@redhat.com>
8867 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
8869 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
8870 replace uses with Wtype_MAXp1_F.
8871 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
8872 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
8873 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
8874 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8875 and HAVE_TFMODE as appropriate.
8876 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8877 (__floatdisf): Likewise.
8878 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8879 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8880 (Wtype_MAXp1_F): New.
8881 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8882 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8884 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8887 * arm.c (arm_apply_result_size): New function.
8888 * arm.h (APPLY_RESULT_SIZE): Define.
8889 * arm-protos.h (arm_apply_result_size): Add prototype.
8890 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8891 (movxf): New expand.
8892 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8893 (call_value_symbol): Remove predicate for operand 0.
8894 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8895 (untyped_call): Rework to correclty return values for any type.
8896 (untyped_return): New expand.
8897 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8899 2005-02-16 Stan Shebs <shebs@apple.com>
8901 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8902 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8904 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8906 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8907 configure settings on Solaris 7 and later.
8909 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8911 PR tree-optimization/19865
8912 * tree-optimize.c (init_tree_optimization_passes): Run
8913 pass_may_alias after pass_sra.
8915 2005-02-16 Richard Henderson <rth@redhat.com>
8916 Stuart Hastings <stuart@apple.com>
8919 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8920 Do nothing if debug info suppressed for this function.
8921 (dbxout_begin_function): Early exit if debug info suppressed for
8924 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8927 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8929 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8931 PR tree-optimization/19967
8932 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8933 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8934 argument TYPE. Adjust calls to fold_builtin_XXX.
8935 (expand_builtin, fold_builtin_1): Adjust calls to
8937 (fold_builtin_strchr, fold_builtin_strpbrk,
8938 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8939 result to a requested type TYPE.
8941 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8944 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8945 (T)x & (T)cst if (T)cst overflows.
8946 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8947 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8949 2005-02-15 Jeff Law <law@redhat.com>
8951 * gcse.c (blocks_with_calls): New bitmap.
8952 (alloc_gcse_mem): Allocate it.
8953 (free_gcse_mem): Free it.
8954 (clear_modifY_mem_tables): Clear it.
8955 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8956 when we encounter CALL_INSNs.
8957 (compute_transp, case MEM): Handle blocks with calls separate
8958 from blocks without calls. Use bitmap iterators rather than
8961 2005-02-15 Peter O'Gorman <peter@pogma.com>
8964 * mklibgcc.in (vis_hide): Use a temporary object file, not
8967 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8970 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8971 access optimization.
8973 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8974 Alan Modra <amodra@bigpond.net.au>
8977 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8978 (_xlqsub): Rename to __gcc_qsub.
8979 (_xlqmul): Rename to __gcc_qmul.
8980 (_xlqdiv): Rename to __gcc_qdiv.
8981 Provide versioned symbol aliases with old names.
8982 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8983 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8984 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8985 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8986 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8988 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8990 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8991 Fold ~(A - 1) and ~(A + -1) to -A.
8993 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8997 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8998 config/pa/pa-host.c:pa_gt_pch_use_address.
9000 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9002 * tree-vn.c (get_value_handle): Make sure that given an
9003 is_gimple_min_invariant expression, we always return it.
9005 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9007 * passes.c (rest_of_handle_gcse): Fix a comment.
9009 2005-02-15 Jeff Law <law@redhat.com>
9011 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9013 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9014 (canon_list_insert, record_last_mem_set_info): Similarly.
9015 (clear_modify_mem_tables): Similarly.
9017 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9019 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9020 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9021 config/mips/mips.md, config/rs6000/aix.h,
9022 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9024 2005-02-15 Richard Henderson <rth@redhat.com>
9026 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9027 call to be best_edge.
9029 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9031 * basic-block.h: Adjust the prototype for find_basic_blocks.
9032 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9033 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9036 * flow.c (recompute_reg_usage): Remove all arguments.
9037 * passes.c (rest_of_compilation): Adjust the call to
9038 recompute_reg_usage.
9039 * rtl.h: Adjust the prototype for recompute_reg_usage.
9041 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9043 * tree-dump.c (dump_files): Update to reflect new member
9045 (dump_register): Add new argument.
9047 (dump_switch_p_1): Check against glob name if doglob was passed.
9048 (dump_switch_p): Check against regular first, then glob if
9049 we didn't have any hits on the dump name.
9050 * tree-optimize.c (register_one_dump_file):
9051 Pass in glob name as well.
9052 * tree-pass.h (struct dump_file_info): Add glob
9055 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9057 PR preprocessor/16323
9058 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9060 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9063 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9064 (trunctfdf2_internal1): New.
9065 (trunctfdf2_internal2): Renamed from trunctfdf2.
9067 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9069 PR tree-optimization/19853
9070 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9072 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9074 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9075 delete_dead_jumptables and cleanup_cfg.
9077 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9079 * reload.c (find_reloads): Swap address_reloaded flags when
9080 swapping commutative operands.
9082 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9084 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9085 Use standard_iv_increment_position for computing the bsi position
9087 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9090 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9093 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9094 life range of hard registers.
9095 * value-prof.c (insn_prefetch_values_to_profile): Only
9098 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9099 profile in libcalls.
9101 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9103 * bitmap.h (bitmap_and_compl_into): Return bool.
9104 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9106 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9108 PR tree-optimization/19944
9109 * fold-const.c (fold): Re-add ABS_EXPR folding.
9111 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9114 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9115 {TARGET,MASK}_XL_COMPAT.
9116 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9118 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9119 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9121 (rs6000_arg_partial_bytes): Same.
9122 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9123 and XL compatibility enabled.
9124 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9125 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9126 test to final condition.
9127 (cmptf_internal2): New.
9128 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9129 xl-compat. Add TFmode information to description.
9131 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9133 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9135 2005-02-13 Jason Merrill <jason@redhat.com>
9138 * fold-const.c (fold_indirect_ref_1): Split out from...
9139 (build_fold_indirect_ref): Here.
9140 (fold_indirect_ref): New fn.
9141 * tree.h: Declare it.
9142 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9143 (gimplify_modify_expr_rhs): Likewise.
9144 (gimplify_expr): Likewise.
9146 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9148 PR tree-optimization/14303
9149 PR tree-optimization/15784
9150 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9151 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9152 ABS_EXPR<x> != 0 to x != 0.
9154 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9156 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9157 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9158 spelling conventions.
9160 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9161 delete_trivially_dead_insns too many times.
9163 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9166 2005-02-12 Ira Rosen <irar@il.ibm.com>
9168 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9169 (vect_is_simple_iv_evolution): Remove redundant parameter
9171 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9172 without last parameter.
9173 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9174 Return pointer step. Call vect_is_simple_iv_evolution without
9175 last parameter. Check only that the step is multiple of size
9176 type. Remove stmt_vinfo updates.
9177 (vect_get_memtag_and_dr): Remove.
9178 (vect_get_memtag): New function.
9179 (vect_address_analysis): New function.
9180 (vect_object_analysis): New function.
9181 (vect_analyze_data_refs): Call vect_object_analysis and
9182 vect_get_memtag. Update stmt_vinfo fields.
9184 2005-02-12 Ira Rosen <irar@il.ibm.com>
9186 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9187 exist and are objects. Remove checks for pointer.
9188 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9189 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9190 (vect_create_data_ref_ptr): Likewise.
9191 (vect_base_addr_differ_p): New function.
9192 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9193 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9194 Don't set the DR_BASE_NAME field of data-ref.
9195 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9197 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9199 * optabs.h (enum optab_index): Add new OTI_ldexp.
9200 (ldexp_optab): Define corresponding macro.
9201 * optabs.c (init_optabs): Initialize ldexp_optab.
9202 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9204 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9206 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9207 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9209 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9210 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9213 2005-02-12 Ira Rosen <irar@il.ibm.com>
9215 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9217 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9219 (vect_get_base_and_offset): Always return an address.
9220 (vect_create_addr_base_for_vector_ref): Remove treatment for
9221 different data reference types.
9222 (vect_compute_data_ref_alignment): Rename base to base_address in
9223 stmt_vec_info. Get the object in order to force its alignment.
9224 (vect_get_memtag_and_dr): Rename base to base_address in
9225 stmt_vec_info. Extract the object for memtag analysis.
9227 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9229 PR regression/19898.
9230 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9231 changes cc_status, use apply modified_in_p to part of cc_status
9232 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9235 2005-02-11 Richard Henderson <rth@redhat.com>
9237 * tree-complex.c (expand_complex_libcall): New.
9238 (expand_complex_multiplication): Use it for c99 compliance.
9239 (expand_complex_division): Likewise.
9240 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9242 * builtins.c (built_in_names): Remove const.
9243 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9245 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9246 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9247 (built_in_names): Remove const.
9248 * c-common.c (c_common_type_for_mode): Handle complex modes.
9249 * flags.h, toplev.c (flag_complex_method): Rename from
9250 flag_complex_divide_method.
9251 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9252 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9253 * libgcc2.h: Declare them.
9254 * libgcc-std.ver: Export them.
9255 * mklibgcc.in (lib2funcs): Build them.
9257 2005-02-11 Steven Bosscher <stevenb@suse.de>
9259 PR tree-optimization/19876
9260 Partially revert my change from 2005-01-14
9261 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9262 (compute_antic): ...and remove the loop here.
9264 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9267 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9268 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9270 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9271 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9273 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9275 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9276 offsets for the big-endian 32-bit case.
9278 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9280 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9282 2005-02-11 Dale Johannesen <dalej@apple.com>
9284 * cselib.c (cselib_process_insn): Clear out regs where
9285 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9286 * reload.c (find_equiv_reg): Ditto.
9288 2005-02-11 Ian Lance Taylor <ian@airs.com>
9290 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9293 * tree.c (build_function_type_list): Work correctly if there are
9296 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9298 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9299 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9300 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9301 TARGET_ZARCH instead of TARGET_64BIT.
9303 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9305 * config/rs6000/t-rtems:
9306 (MULTILIB_OPTIONS): Remove mcpu=602.
9307 (MUTLILIB_DIRNAMES): Remove m602.
9308 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9309 Let mcpu=602 match mcpu=603.
9310 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9312 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9314 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9317 2005-02-10 David Daney <ddaney@avtrex.com>
9319 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9320 * config/i386/linux-unwind.h: Likewise.
9321 * config/ia64/linux-unwind.h: Likewise.
9322 * config/mips/linux-unwind.h: Likewise.
9323 * config/pa/linux-unwind.h: Likewise.
9324 * config/rs6000/linux-unwind.h: Likewise.
9325 * config/s390/linux-unwind.h: Likewise.
9326 * config/sh/linux-unwind.h: Likewise.
9327 * config/sparc/linux-unwind.h: Likewise.
9329 2005-02-10 Steven Bosscher <stevenb@suse.de>
9331 PR tree-optimization/17549
9332 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9333 TER to replace a DEF with its expression if the DEF and the
9334 rhs of the expression we replace into have the same root
9337 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9339 * config/mips/mips.md: Fix the placement of the match_scratch in the
9342 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9344 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9347 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9349 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9350 (strip_offset): Handle addresses.
9351 (add_address_candidates): Use strip_offset.
9352 (difference_cost): Reflect strip_offset change.
9353 (force_var_cost, difference_cost): Strip nops.
9355 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9357 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9359 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9360 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9361 config/cris/cris-protos.h, config/cris/cris.c: Update
9364 2005-02-10 Jeff Law <law@redhat.com>
9366 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9367 (lookup_avail_expr): Similarly.
9369 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9371 * builtins.c (fold_builtin_powi): New function.
9372 (fold_builtin_1): Call it.
9374 2005-02-10 Steven Bosscher <stevenb@suse.de>
9376 PR documentation/19309
9377 * doc/cpp.texi: The __GNUC__ and related predefined macros
9378 are also defined for the "standalone" cpp.
9379 Some non-GCC compilers may also define __GNUC__.
9381 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9384 * c-typeck.c (common_type): New routine. Old common_type renamed
9386 (c_common_type): ...this.
9387 (build_conditional_expr, build_binary_op): Use c_common_type instead
9390 2005-02-10 Steven Bosscher <stevenb@suse.de>
9392 * doc/md.texi: Replace @samp{length} with @code{length}.
9394 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9396 PR tree-optimization/18687
9397 * tree-flow.h (find_loop_niter): Declare.
9398 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9399 Try using scev even for loops with more than one exit.
9400 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9401 (struct ivopts_data): Added niters field.
9402 (struct nfe_cache_elt): New.
9403 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9405 (tree_ssa_iv_optimize_init): Initialize niters cache.
9406 (determine_number_of_iterations): Removed.
9407 (find_induction_variables): Do not call determine_number_of_iterations.
9408 Access niters for single exit through niter_for_single_dom_exit.
9409 (add_iv_outer_candidates): Access niters for single exit through
9410 niter_for_single_dom_exit.
9411 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9412 number_of_iterations_cond.
9413 (iv_period): New function.
9414 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9415 (may_replace_final_value): Take data argument. Use
9416 niter_for_single_dom_exit.
9417 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9418 (rewrite_use_compare): Pass data to may_eliminate_iv.
9419 (rewrite_use_outer): Pass data to may_replace_final_value.
9420 (free_loop_data): Clean up the niters cache.
9421 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9422 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9423 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9424 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9425 (num_ending_zeros): Moved to tree.c.
9426 * tree.h (num_ending_zeros): Declare.
9427 * tree.c (num_ending_zeros): Moved from tree.c.
9429 2005-02-09 Richard Henderson <rth@redhat.com>
9431 * builtins.c (DEF_BUILTIN): Add COND argument.
9432 * tree.h (DEF_BUILTIN): Likewise.
9433 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9434 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9436 (DEF_BUILTIN_STUB): New.
9437 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9438 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9439 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9440 * c-common.c (DEF_BUILTIN): Add COND argument.
9441 * tree.c (local_define_builtin): New.
9442 (build_common_builtin_nodes): New.
9444 2005-02-09 Roger Sayle <roger@eyesopen.com>
9446 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9447 floating point expression ignoring the sign of the result.
9448 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9449 (fold) <MULT_EXPR>: Use it to simplify x*x.
9450 * tree.h (fold_strip_sign_ops): Prototype here.
9451 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9452 argument. Use fold_strip_sign_ops to simplify the first argument.
9453 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9454 first argument when the second argument is an even integer
9455 constant, but only with -funsafe_math_optimizations.
9456 (fold_builtin_1): Update call to fold_builtin_copysign.
9458 2005-02-09 Ian Lance Taylor <ian@airs.com>
9461 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9462 just check whether EH_FILTER_FAILURE falls through.
9464 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9466 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9467 insns return to ready list in the next turn.
9469 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9472 * builtins.def: New __builtin_powi[lf].
9473 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9474 (expand_builtin_powi): New function.
9475 (expand_builtin): Dispatch to expand_builtin_powi.
9476 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9477 * libgcc2.c: Add __builtin_powi[lf] implementation.
9478 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9479 * optabs.h: Add powi_optab.
9480 * optabs.c (init_optabs): Initialize powi_optab.
9481 * doc/extend.texi: Document __builtin_powi[lf].
9483 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9485 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9488 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9491 * fold-const.c (try_move_mult_to_index): Remove redundant
9492 type argument. Create ADDR_EXPR with correct type.
9493 (fold): Update callers of try_move_mult_to_index. Convert
9494 result to the appropriate type.
9496 2005-02-09 Roger Sayle <roger@eyesopen.com>
9499 * config/avr/avr.c (default_rtx_costs): Delete.
9500 (avr_operand_rtx_cost): New function.
9501 (avr_rtx_costs): Completely rewrite.
9503 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9506 * config/cris/cris.c (in_code): New variable.
9507 (cris_output_addr_const): Now a static function, a wrapper for
9509 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
9510 case from old cris_output_addr_const.
9511 (cris_asm_output_label_ref): Similar for LABEL_REF.
9512 (cris_output_addr_const_extra): Similar for UNSPEC.
9513 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
9514 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
9515 * config/cris/cris-protos.h (cris_output_addr_const): Remove
9517 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
9518 (cris_asm_output_label_ref): Declare.
9520 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
9522 PR preprocessor/19801
9523 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
9524 filenames that changed when libcpp was moved to the toplevel.
9526 2005-02-07 Roger Sayle <roger@eyesopen.com>
9528 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9529 zero extensions of BImode operands. Call lowpart_subreg instead
9530 of gen_lowpart_common and gen_lowpart_SUBREG.
9532 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
9535 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
9536 * configure.ac: Set cc_for_cross_gnattools.
9537 * configure: Regenerate.
9539 2005-02-08 Alan Modra <amodra@bigpond.net.au>
9542 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
9544 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9547 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
9548 of nested functions.
9550 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
9552 * doc/extend.texi: Document deprecated extensions allowing
9553 static floating-point members to have initializers and allowing
9554 floating-point literals in integral constant expressions.
9556 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
9558 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
9559 config/darwin7.h, config/mips/mips.c,
9560 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
9563 * cse.c: Update comments.
9565 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
9568 * builtins.c (fold_builtin_sqrt): Transform
9569 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
9572 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
9573 Dorit Naishlos <dorit@il.ibm.com>
9575 * doc/invoke.texi (ftree-vectorizer-verbose): New.
9576 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
9577 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
9579 * tree.h (vect_set_verbosity_level): New extern function declaration
9581 * tree-vectorizer.h (verbosity_levels): New enum type.
9582 * tree-vectorizer.c (vect_debug_stats): Function removed.
9583 (vect_debug_details): Likewise.
9584 (vect_verbosity_level): Global variable was defined and initialized.
9585 (vect_dump): Global variable definition.
9586 (vect_print_dump_info): New function.
9587 (vect_set_dump_settings): New function.
9588 (vect_set_verbosity_level): New function.
9589 (vectorize_loops): Add call to vect_set_dump_settings.
9591 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
9592 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9593 (slpeel_tree_peel_loop_to_edge): Likewise.
9595 (vect_analyze_offset_expr): Call to vect_print_dump_info with
9596 appropriate verbosity level instead of call to vect_debug_details
9597 or vect_debug_stats.
9598 (vect_get_base_and_offset):
9599 (vect_create_addr_base_for_vector_ref):
9600 (get_vectype_for_scalar_type):
9601 (vect_create_data_ref_ptr):
9603 (vect_get_vec_def_for_operand):
9604 (vect_finish_stmt_generation):
9605 (vectorizable_assignment):
9606 (vectorizable_operation):
9607 (vectorizable_store):
9608 (vectorizable_load):
9609 (vect_transform_stmt):
9610 (vect_update_ivs_after_vectorizer):
9611 (vect_do_peeling_for_loop_bound):
9612 (vect_update_inits_of_drs):
9613 (vect_do_peeling_for_alignment):
9614 (vect_transform_loop):
9615 (vect_is_simple_use):
9616 (vect_analyze_operations):
9617 (vect_is_simple_iv_evolution):
9618 (vect_analyze_scalar_cycles):
9619 (vect_analyze_data_ref_dependence):
9620 (vect_analyze_data_ref_dependences):
9621 (vect_compute_data_ref_alignment):
9622 (vect_enhance_data_refs_alignment):
9623 (vect_analyze_data_refs_alignment):
9624 (vect_analyze_data_ref_access):
9625 (vect_analyze_data_ref_accesses):
9626 (vect_analyze_pointer_ref_access):
9627 (vect_get_memtag_and_dr):
9628 (vect_analyze_data_refs):
9629 (vect_mark_relevant):
9630 (vect_stmt_relevant_p):
9631 (vect_mark_stmts_to_be_vectorized):
9632 (vect_can_advance_ivs_p):
9633 (vect_get_loop_niters):
9634 (vect_analyze_loop_form):
9635 (vect_analyze_loop):
9636 (vectorize_loops): Likewise.
9638 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
9639 (vect_update_inits_of_drs):
9640 (vect_do_peeling_for_alignment):
9641 (vect_transform_loop):
9642 (vect_analyze_operations):
9643 (vect_analyze_scalar_cycles):
9644 (vect_analyze_data_ref_dependences):
9645 (vect_analyze_data_refs_alignment):
9646 (vect_analyze_data_ref_accesses):
9647 (vect_analyze_data_refs):
9648 (vect_mark_stmts_to_be_vectorized):
9649 (vect_get_loop_niters):
9650 (vect_analyze_loop_form):
9651 (vect_analyze_loop): Likewise.
9652 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
9654 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
9658 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9659 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9660 either -ffast-math or -funsafe-math-optimizations is in use.
9662 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9663 * config/mips/irix-csr.c: New file.
9664 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9665 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9666 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9669 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
9671 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
9672 redundant, incorrect definitions.
9674 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
9676 ("*tls_indirect_call"): New, reference hard regs directly.
9677 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
9679 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9681 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
9682 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
9684 2005-02-06 Roger Sayle <roger@eyesopen.com>
9686 PR rtl-optimization/19800
9687 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
9688 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
9691 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
9693 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
9695 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
9698 * doc/invoke.texi: Correct documentation of -freorder-functions.
9700 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9703 * doc/invoke.texi: Don't mention gccbug.
9705 2005-02-06 Roger Sayle <roger@eyesopen.com>
9706 Andrew Pinski <pinskia@physics.uc.edu>
9707 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9709 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9710 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
9711 into just (zero_extract:SI FOO (const_int 1) BAR).
9713 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9715 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
9716 macro locally. Don't give last revision date. Use GCC version
9717 number from gcc-common.texi.
9718 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
9719 revision date. Use GCC version number from gcc-common.texi.
9720 Describe being a library as current state rather than as 3.x
9722 * doc/gcc.texi: Remove last update date.
9723 * doc/gccint.texi: Likewise. Update copyright dates.
9724 * doc/install.texi: Update copyright dates.
9726 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
9729 * doc/invoke.texi: Mention for each option included in -Wall that
9730 it is included in -Wall.
9731 * doc/gcc.texi: Update copyright and last modification date.
9733 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9735 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
9736 unnecessary cast to original induction variable increments.
9738 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9740 PR tree-optimization/18219
9741 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
9742 in distributed form.
9744 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
9746 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
9747 Set bitpos and offset later in the function. Do nothing if the
9748 target is a register and if the bitfield lies completely outside
9750 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
9751 here. Return an uninitialised register if the source value is stored
9752 in a register and the bitfield lies completely outside that register.
9754 2005-02-06 Steven Bosscher <stevenb@suse.de>
9756 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
9759 2005-02-06 Marcin Dalecki <martin@dalecki.de>
9761 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
9763 2005-02-06 Geoffrey Keating <geoffk@apple.com>
9765 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
9766 * config/darwin8.h: New.
9767 * config/darwin7.h: Update comment.
9769 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9770 Dorit Naishlos <dorit@il.ibm.com>
9772 * tree-vectorizer.h (LOC): New type.
9773 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
9774 (loop_line_number): New field in struct _loop_vec_info.
9775 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
9777 * tree-vectorizer.c (input.h): Included.
9778 (find_loop_location): New function.
9779 (vect_debug_stats): Argument changed from loop to LOC. Computation of
9780 loop line number removed.
9781 (vect_debug_details): Likewise.
9782 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
9784 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
9785 call to vect_debug_details/stats changed from loop to loop_loc.
9786 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
9787 (slpeel_tree_peel_loop_to_edge): Likewise.
9789 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
9790 changed from NULL to UNKNOWN_LOC.
9791 (vect_get_base_and_offset):
9792 (vect_create_addr_base_for_vector_ref):
9793 (get_vectype_for_scalar_type):
9794 (vect_create_data_ref_ptr):
9796 (vect_get_vec_def_for_operand):
9797 (vect_finish_stmt_generation):
9798 (vectorizable_assignment):
9799 (vectorizable_operation):
9800 (vectorizable_store):
9801 (vectorizable_load):
9802 (vect_transform_stmt):
9803 (vect_update_ivs_after_vectorizer):
9804 (vect_do_peeling_for_loop_bound):
9805 (vect_do_peeling_for_alignment):
9806 (vect_transform_loop):
9807 (vect_is_simple_use):
9808 (vect_analyze_operations):
9809 (vect_is_simple_iv_evolution):
9810 (vect_analyze_scalar_cycles):
9811 (vect_analyze_data_ref_dependences):
9812 (vect_compute_data_ref_alignment):
9813 (vect_enhance_data_refs_alignment):
9814 (vect_analyze_data_ref_access):
9815 (vect_analyze_data_ref_accesses):
9816 (vect_analyze_pointer_ref_access):
9817 (vect_get_memtag_and_dr):
9818 (vect_analyze_data_refs):
9819 (vect_mark_relevant):
9820 (vect_stmt_relevant_p):
9821 (vect_mark_stmts_to_be_vectorized):
9822 (vect_can_advance_ivs_p):
9823 (vect_get_loop_niters):
9824 (vect_analyze_loop):
9825 (vectorize_loops): Likewise.
9827 (vectorizable_load): Argument in call to vect_debug_details/stats
9828 changed from loop to LOOP_LOC (loop_vinfo).
9829 (vect_transform_loop):
9830 (vect_analyze_operations):
9831 (vect_analyze_scalar_cycles):
9832 (vect_analyze_data_ref_dependence):
9833 (vect_enhance_data_refs_alignment):
9834 (vect_analyze_data_ref_accesses):
9835 (vect_analyze_pointer_ref_access):
9836 (vect_analyze_data_refs):
9837 (vect_analyze_loop): Likewise.
9839 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
9840 changed from loop to loop_loc.
9842 (vect_enhance_data_refs_alignment): Removed unused variable loop.
9844 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
9845 Dorit Naishlos <dorit@il.ibm.com>
9847 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
9849 (vect_analyze_data_ref_dependences): Likewise.
9851 (vect_is_simple_use): Argument changed from loop structure to
9852 loop_vect_info structure.
9853 (vect_can_advance_ivs_p): Likewise.
9854 (vect_create_index_for_vector_ref): Likewise.
9855 (vect_update_ivs_after_vectorizer): Likewise.
9856 (new_stmt_vec_info): Likewise.
9858 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
9859 changed from loop to loop_vinfo.
9860 (vect_create_data_ref_ptr): First argument in call to
9861 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
9862 (vectorizable_assignment): Second argument in call to vect_is_simple_use
9863 was changed from loop to loop_vinfo.
9864 (vectorizable_operation): Likewise.
9865 (vectorizable_store): Likewise.
9866 (vect_mark_stmts_to_be_vectorized): Likewise.
9867 (vect_do_peeling_for_loop_bound): First argument in call to
9868 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
9869 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
9870 was changed from loop to loop_vinfo.
9871 (vect_analyze_data_ref_dependences): Third argument in call to
9872 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
9874 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9875 (vect_create_data_ref_ptr): Likewise.
9876 (vect_init_vector): Likewise.
9877 (vect_get_vec_def_for_operand): Likewise.
9878 (vectorizable_assignment): Likewise.
9879 (vectorizable_operation): Likewise.
9880 (vectorizable_store): Likewise.
9881 (vectorizable_load): Likewise.
9882 (vect_update_ivs_after_vectorizer): Likewise.
9883 (vect_is_simple_use): Likewise.
9884 (vect_analyze_data_ref_dependence): Likewise.
9885 (vect_analyze_pointer_ref_access): Likewise.
9886 (vect_can_advance_ivs_p): Likewise.
9888 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9889 before _stmt_vec_info.
9890 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9891 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9892 (new_stmt_vec_info): Argument changed from loop structure to
9893 loop_vect_info structure
9895 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9896 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9897 (vect_create_addr_base_for_vector_ref): Likewise.
9898 (vect_analyze_pointer_ref_access): Likewise.
9900 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9903 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9904 phi flag if the phi is abnormal.
9906 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9909 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9910 information for the new statement.
9912 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9915 * gcc.c (main): Include the target in -v output.
9917 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9919 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9920 Do not drop the extend if we'd have to add a paradoxical subreg
9921 later. Include optabs.h and insn-codes.h.
9922 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9924 2005-02-02 Roger Sayle <roger@eyesopen.com>
9927 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9928 * fold-const.c (const_binop): Avoid constant folding floating
9929 point operations in modes that use composite representations.
9930 * simplify-rtx.c (simplify_binary_operation): Likewise.
9932 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9934 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9936 (altivec_dstt): Likewise.
9937 (altivec_dstst): Likewise.
9938 (altivec_dststt): Likewise.
9939 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9942 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9944 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9945 EXPR_LOCUS from orig_cond to the new cond_stmt.
9946 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9949 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9951 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9952 standard_iv_increment_position. Remove call to bsi_next
9953 (no need to bump the iterator anymore).
9954 (vect_create_index_for_vector_ref): Call
9955 standard_iv_increment_position. Remove second function argument.
9956 (vect_finish_stmt_generation): Remove call to bsi_next
9957 (no need to bump the iterator anymore).
9958 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9959 to vect_create_index_for_vector_ref.
9961 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9963 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9964 phis are used out of the loop.
9966 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9969 * c-decl.c (undef_nested_function): New variable.
9970 (pop_scope): Diagnose undefined nested functions.
9971 (finish_function): Don't attempt cgraph processing or genericizing
9972 if current top-level function contained an undefined nested
9973 function. Reset undef_nested_function at the end of a top-level
9976 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9978 * tree.c (build_int_cst_type): Take sign of the value into account
9979 when deciding whether sign extend the value.
9981 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9984 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9985 (cpp_options, cc1_options): Change %{std*&ansi} to
9986 %{std*&ansi&trigraphs}.
9988 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9990 * cse.c: Update comments.
9992 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9994 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9995 arguments go on the stack. Do not put complex doubles in odd/even
9998 2005-02-02 Steven Bosscher <stevenb@suse.de>
10000 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10001 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10002 -ftree-pre, and -fthread-jumps.
10004 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10006 PR tree-optimization/19578
10007 * tree-flow.h (modified_noreturn_calls): Declare.
10008 (noreturn_call_p): Declare.
10009 * tree-flow-inline.h (noreturn_call_p): New function.
10010 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10011 * tree-cfg.c (modified_noreturn_calls): New variable.
10012 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10013 that contain a mid-block noreturn call.
10014 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10016 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10018 * df.c (df_def_record_1, df_uses_record): Don't use
10020 * df.h (DF_FOR_REGALLOC): Remove.
10022 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10025 * c-typeck.c (really_start_incremental_init): Reset
10026 constructor_max_index for arrays of incomplete type.
10028 2005-02-02 Jeff Law <law@redhat.com>
10030 * gcse.c (struct reg_set): Store the block index where the register
10031 was set rather than the setting insn.
10032 (record_one_set, compute_transp): Corresponding changes.
10033 (pre_insert_copy_insn): Do not call replace_one_set.
10034 (replace_one_set): Remove.
10036 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10039 * doc/gcov.texi: Fix typo.
10041 2005-02-01 Richard Henderson <rth@redhat.com
10044 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10045 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10047 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10048 * config/i386/i386-protos.h: Update.
10050 2005-02-01 Steven Bosscher <stevenb@suse.de>
10052 PR tree-optimization/19217
10053 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10054 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10055 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10056 that it is walking a PHI node.
10058 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10060 * doc/extend.texi (Nested Functions): Update.
10062 2005-02-01 Richard Henderson <rth@redhat.com>
10065 * optabs.c (expand_copysign_absneg): Export.
10066 * optabs.h (expand_copysign_absneg): Declare.
10067 * config/rs6000/rs6000.md (copysigntf3): New.
10069 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10071 PR tree-optimization/19633
10072 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10073 * tree-ssa-alias.c (init_alias_info): Initialize.
10074 (merge_pointed_to_info): Set.
10075 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10076 (dump_points_to_info_for): Show value of pt_null.
10077 (struct count_ptr_d): Declare.
10078 (find_ptr_dereference): Remove.
10079 (ptr_is_dereferenced_by): Remove.
10080 (count_ptr_derefs): New local function.
10081 (count_uses_and_derefs): New local function.
10082 (compute_points_to_and_addr_escape): Call it. If the number
10083 of dereferences is greater than zero, mark the pointer as
10084 dereferenced. If there are fewer dereferences than uses of
10085 the pointer, the pointer's value escapes.
10087 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10089 PR tree-optimization/19670
10090 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10092 (verify_use): ... set it here, instead.
10094 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10096 * doc/sourcebuild.texi (Test directives): Fix formatting.
10098 * doc/sourcebuild.texi (Test directives): Describe selector
10101 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10103 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10104 specific 64-bit CPUs.
10106 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10109 * arm.c (arm_eliminable_register): New function.
10110 (adjacent_mem_locations): Don't allow eliminable registers. Use
10111 HOST_WIDE_INT for address offsets.
10112 * arm-protos.h (arm_eliminable_register): Add prototype.
10114 2005-02-01 Steven Bosscher <stevenb@suse.de>
10116 PR optimization/15242
10117 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10118 * basic-block.h (duplicate_computed_gotos): Add prototype.
10119 * bb-reorder.c (duplicate_computed_gotos): New function to
10120 duplicate sufficiently small blocks ending in a computed jump.
10121 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10122 if not optimizing for size.
10123 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10124 never do tail merging for blocks ending in a computed jump.
10125 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10127 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10129 Patch from Richard Sandiford <rsandifo@redhat.com>
10130 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10131 from inheriting a subreg equivalence with a non-spill register.
10133 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10135 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10137 * config/frv/frv.c (movcc_fp_destination_operand): New.
10138 (gpr_or_memory_operand): Fix typo in comment.
10139 (gpr_or_memory_operand_with_scratch): New.
10140 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10141 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10142 movcc_fp_destination_operand.
10143 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10144 Legitimize memory addresses using a scratch register.
10146 2005-01-31 Jeff Law <law@redhat.com>
10148 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10149 bitmap a sparse bitmap instead of a simple bitmap.
10150 (mark_def_sites_initialize_block): Corresponding changes.
10151 (ssa_mark_def_sites_initialize_block): Likewise.
10152 (ssa_mark_phi_uses): Likewise.
10153 (mark_def_site, ssa_mark_def_sites): Likewise.
10154 (mark_def_site_blocks): Likewise.
10155 (rewrite_ssa_into_ssa): Likewise.
10157 * tree-ssa-dom.c (record_cond): Pass correct variable type
10158 for last argument to htab_find_slot_with_hash.
10160 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10161 effects when optimizing 0 % X. Do not try to optimize X % 0.
10163 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10165 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10168 2005-02-01 Eric Christopher <echristo@redhat.com>
10170 * config/mips/mips.c (override_options): Warn if -mint64
10172 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10175 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10177 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10179 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10180 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10181 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10182 (cached_regno): Initialize to INVALID_REGNUM.
10183 (cse_reg_info_table_size,
10184 cse_reg_info_table_first_uninitialized,
10185 cse_reg_info_timestamp): New.
10186 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10188 (init_cse_reg_info, get_cse_reg_info_1): New.
10189 (get_cse_reg_info): Cache the last look-up.
10190 (new_basic_block): Update the code to clear mappings from
10191 registers to cse_reg_info entries.
10192 (cse_main): Call init_cse_reg_info.
10194 * cse.c (get_cse_reg_info): Update a comment.
10196 2005-01-31 Steven Bosscher <stevenb@suse.de>
10199 * c-decl.c (start_decl): Do not warn about arrays of elements with
10200 an incomplete type here.
10201 (grokdeclarator): Do it here by making a pedwarn an error.
10202 * c-typeck.c (push_init_level): If there were previous errors with
10203 the constructor type, do not warn about braces for initializers.
10204 (process_init_element): Likewise for excess initializer elements.
10206 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10208 * cse.c (delete_trivially_dead_insn): Don't iterate.
10210 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10212 * config/rs6000/rs6000.md (copysignsf3): New expand.
10213 (copysigndf3): Likewise.
10215 2005-01-31 Steven Bosscher <stevenb@suse.de>
10217 * recog.c (constrain_operands): Only look for earlyclobber operand
10218 conflicts if an '&' constraint was seen.
10220 2005-01-31 Marc Espie <espie@openbsd.org>
10222 * config.gcc: Don't include embedded systems fragment, switches default
10223 debugging format to ELF.
10224 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10225 longer pick it up there.
10227 2005-01-31 Dale Johannesen <dalej@apple.com>
10229 * doc/extend.texi (nested functions): Fix linkage description.
10230 Clarify that static is not allowed.
10232 2005-01-31 Dale Johannesen <dalej@apple.com>
10234 * config/rs6000/darwin.md (movsf_low_di): Make work.
10235 (movdf_low_di): Make work.
10237 2005-01-31 Dale Johannesen <dalej@apple.com>
10239 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10240 Make work for 64 bit.
10242 2005-01-31 Roger Sayle <roger@eyesopen.com>
10243 Dale Johannesen <dalej@apple.com>
10245 PR middle-end/19650
10246 * fold-const.c (fold_binary_op_with_conditional_arg):
10247 Make types match original operands, before STRIP_NOPS.
10249 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10251 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10252 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10253 (struct gcc_sigcontext): Delete. Merge contents to..
10254 (struct gcc_ucontext): ..here.
10255 (get_sigcontext): Delete.
10256 (get_regs): New function, like get_sigcontext but return regs ptr.
10257 64-bit version finds regs from r1 to support vdso.
10258 (ppc_linux_aux_vector): New function.
10259 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10262 2005-01-31 Ira Rosen <irar@il.ibm.com>
10264 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10266 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10267 redundant fold. Fix misalignment for MINUS_EXPR.
10268 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10269 (vect_analyze_pointer_ref_access): Likewise.
10270 (vect_get_memtag_and_dr): Likewise.
10272 2005-01-31 Richard Henderson <rth@redhat.com>
10274 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10275 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10276 absnegdf2_i387, absnegxf2_i387): Likewise.
10278 2005-01-31 Richard Henderson <rth@redhat.com>
10281 * optabs.c (expand_copysign_absneg): New.
10282 (expand_copysign_bit): Split out from ...
10283 (expand_copysign): ... here. Use expand_copysign_absneg.
10285 2005-01-30 Roger Sayle <roger@eyesopen.com>
10287 PR middle-end/19697
10288 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10289 constant as the second operand and a register as the third.
10291 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10294 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10295 that dllimport'd functions do not use all call-clobbered registers
10296 to pass parameters.
10298 2005-01-30 Richard Henderson <rth@redhat.com>
10301 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10302 expand_abs_nojump and generalize. Use operand_subword and
10303 emit_no_conflict_block. Support large modes.
10304 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10306 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10307 negation to subtraction.
10308 (expand_copysign): Check that the format has signed zeros.
10309 Use operand_subword and emit_no_conflict_block. Support large modes.
10311 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10313 Fix PR tree-optimization/19624
10315 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10316 * tree-ssa-pre.c: Add cfgloop.h.
10318 (pre_stats): New member, constified.
10319 (inserted_exprs): New static variable.
10320 (NECESSARY): New macro.
10321 (create_expression_by_pieces): Fold the expression, and
10322 mark it as defaulting to not necessary. Also put in
10324 (fully_constant_expression): New function.
10325 (insert_into_preds_of_block): Modify to not insert phis when we
10326 are playing with induction variables.
10327 Push phis onto the inserted_exprs vector, and mark them as not
10328 necessary by default.
10329 (insert_aux): Call fully_constant_expression on eprime.
10330 If all edges produce the same value, mark it constant.
10331 (mark_operand_necessary): New function.
10332 (remove_dead_inserted_code): New function.
10333 (init_pre): Init loop optimizer to get loop info.
10334 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10335 (execute_pre): Commit edge inserts, then remove dead code.
10337 2005-01-30 Richard Henderson <rth@redhat.com>
10339 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10340 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10342 2005-01-30 Richard Henderson <rth@redhat.com>
10345 * config/i386/i386.c (ix86_expand_copysign): New.
10346 (ix86_split_copysign_const): New.
10347 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10348 rearrange op1/nmask operands.
10349 * config/i386/i386-protos.h: Update.
10350 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10351 (copysigndf3): Likewise.
10352 (copysignsf3_const, copysigndf3_const): New.
10353 (copysignsf3_var): Rename from copysignsf3, split out splitter
10354 and fix split predicate for X constraint.
10355 (copysigndf3_var): Similarly.
10357 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10359 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10360 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10361 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10363 2005-01-29 Richard Henderson <rth@redhat.com>
10366 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10367 of # and * in constraints.
10369 2005-01-29 Richard Henderson <rth@redhat.com>
10371 PR middle-end/19689
10372 * expr.c (store_field): Don't strip sub-mode cast when the input
10373 data is even smaller.
10375 2005-01-29 Richard Henderson <rth@redhat.com>
10377 PR middle-end/19687
10378 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10381 2005-01-29 Richard Henderson <rth@redhat.com>
10383 * combine.c (make_field_assignment): Fix argument order
10386 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10388 PR tree-optimization/15791
10389 * fold-const.c (extract_array_ref): New function.
10390 (fold): Fold comparisons between &a[i] and &a[j] or
10391 semantically equivalent trees.
10393 2005-01-29 Jeff Law <law@redhat.com>
10395 * gcse.c (insert_expr_in_table): Revamp handling of available
10396 and anticipatable occurrence lists to avoid unnecessary list
10398 (insert_set_in_table): Similarly.
10400 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10402 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10404 (c_build_qualified_type): Build qualified array types with
10405 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10406 * c-decl.c (c_make_fname_decl): Build unqualified array type
10407 before qualified type.
10408 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10409 type is qualified, not just if type itself is. Don't apply
10410 qualifiers to array type when declarator is processed. Apply
10411 qualifiers to field type whether or not it is an array type.
10412 Don't handle array types specially for applying qualifiers to
10414 * c-typeck.c (composite_type): Build unqualified element type and
10415 array type when forming composite of array types.
10416 (common_pointer_type, comptypes, comp_target_types,
10417 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10418 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10420 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10421 (args2) in variables a1 and a2.
10423 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10425 * cse.c (n_elements_made, max_elements_made): Remove.
10426 (insert): Don't touch n_elements_made.
10427 (cse_main): Don't touch n_elements_made or max_elements_made.
10429 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10432 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10433 configuration part of dp-bit.c to be lost.
10435 2005-01-28 Roger Sayle <roger@eyesopen.com>
10437 * expmed.c (expand_mult_highpart_optab): When attempting to use
10438 a non-widening multiplication in a wider mode, the operands need
10439 to be converted (zero or sign extended) to that mode.
10441 2005-01-28 Ian Lance Taylor <ian@airs.com>
10443 PR middle-end/16558
10444 PR middle-end/19583
10445 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10446 through if both operands fall through.
10448 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10450 * cse.c (fold_rtx) <PC>: Don't optimize.
10452 2005-01-28 Jeff Law <law@redhat.com>
10454 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10455 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10457 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10459 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10460 cse_reg_info_used_list_end): Remove.
10461 (cse_reg_info_list, cse_reg_info_list_free): New.
10462 (get_cse_reg_info): When allocating an instance of
10463 cse_reg_info, add it to the beginning of the cse_reg_info_list
10464 list. Remove code to maintain cse_reg_info_used_list.
10465 (new_basic_block): Reset the free list to the beginning of
10468 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10470 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10471 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10472 (frv_expand_mdpackh_builtin): New function.
10473 (frv_expand_builtin): Use it to expand __MDPACKH.
10474 * doc/extend.texi (__MDPACKH): Update documentation.
10476 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10478 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10479 SSE_FLOAT_MODE_P for use_sse computation.
10481 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10484 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10486 2005-01-27 Richard Henderson <rth@redhat.com>
10488 * builtins.c (expand_builtin_copysign): New.
10489 (expand_builtin): Call it.
10490 * genopinit.c (optabs): Add copysign_optab.
10491 * optabs.c (init_optabs): Initialize it.
10492 (expand_copysign): New.
10493 * optabs.h (OTI_copysign, copysign_optab): New.
10494 (expand_copysign): Declare.
10496 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10497 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10499 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10500 (ix86_expand_fp_absneg_operator): ... here.
10501 (ix86_split_copysign): New.
10502 * config/i386/i386-protos.h: Update.
10503 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10504 (copysignsf3, copysigndf3): New.
10506 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10507 (copysignsf3, ncopysignsf3): New.
10508 (copysigndf3, ncopysigndf3): New.
10509 (copysignxf3, ncopysignxf3): New.
10510 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
10512 2005-01-27 Arend Bayer <arend.bayer@web.de>
10513 Kazu Hirata <kazu@cs.umass.edu>
10515 * cse.c: (find_best_addr): Don't call copy_rtx before calling
10516 fold_rtx. Save cost recomputation if fold_rtx did nothing.
10517 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
10520 2005-01-27 Jeff Law <law@redhat.com>
10522 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
10523 definitions of SSA_NAMEs which are not being rewritten.
10524 (rewrite_ssa_into_ssa): Only initialize the current definition
10525 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
10526 If checking is enabled, assert that SSA_NAME_AUX is clear for all
10527 SSA_NAMEs before returning.
10529 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
10531 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
10532 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
10533 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
10534 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
10535 config/mips/iris6.h, config/sh/sh.c: Update copyright.
10537 2005-01-27 Steven Bosscher <stevenb@suse.de>
10539 PR middle-end/17278
10540 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
10541 higher to -O2 and higher. Likewise for tree PRE.
10542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
10545 2005-01-27 Ian Lance Taylor <ian@airs.com>
10547 PR middle-end/19583
10548 * gimple-low.c (try_catch_may_fallthru): New static function.
10549 (block_may_fallthru): Handle TRY_CATCH_EXPR.
10550 * tree-inline.c (expand_call_inline): Don't warn about reaching
10551 the end of a non-void function being inlined if the function uses
10554 2005-01-27 Jakub Jelinek <jakub@redhat.com>
10556 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
10559 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
10560 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
10561 (implicitly_declare): Handle error_mark_node.
10563 2005-01-27 Richard Henderson <rth@redhat.com>
10566 * tree.h (struct tree_decl): Add debug_expr_is_from.
10567 (DECL_DEBUG_EXPR_IS_FROM): New.
10568 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
10569 * dwarf2out.c (dwarf2out_var_location): Update to match.
10570 * tree-outof-ssa.c (create_temp): Likewise.
10571 * var-tracking.c (track_expr_p): Likewise.
10572 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
10573 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
10574 * toplev.c (default_tree_printer): Likewise.
10576 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
10578 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
10579 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
10581 2005-01-27 Steven Bosscher <stevenb@suse.de>
10583 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
10584 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
10585 ASM_CLOBBERS): Add tree checks.
10587 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
10588 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
10589 * c-common.def (SWITCH_STMT): Update to match.
10590 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
10591 macros instead of SWITCH_EXPR ones.
10592 * c-dump.c (c_dump_tree): Likewise.
10593 * c-gimplify.c (gimplify_switch_stmt): Likewise.
10594 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
10596 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
10598 2005-01-27 Alan Modra <amodra@bigpond.net.au>
10600 * unwind-dw2.c (execute_stack_op): Add missing cases for
10601 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
10603 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
10605 * config.gcc (Obsolete configurations): Remove 'dummy', add
10606 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
10609 2005-01-26 Diego Novillo <dnovillo@redhat.com>
10611 PR tree-optimization/19633
10612 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
10614 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
10615 are no call-clobbered variables.
10616 * tree-outof-ssa.c (check_replaceable): Return false for calls
10619 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
10621 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
10622 even for variables with NULL DECL_INITIAL.
10624 2005-01-26 Stuart Hastings <stuart@apple.com>
10626 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
10628 2005-01-26 Richard Henderson <rth@redhat.com>
10630 PR middle-end/18008
10631 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10633 * expr.c (store_field): Strip conversions to odd-bit-sized types
10634 if the destination field width matches.
10636 2005-01-26 Richard Henderson <rth@redhat.com>
10638 * c-decl.c, expmed.c, expr.c: Revert last change.
10640 2005-01-26 Richard Henderson <rth@redhat.com>
10642 PR middle-end/18008
10643 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
10645 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
10646 if we don't need the bits above those present in the current mode.
10647 * expr.c (store_field): Strip conversions to odd-bit-sized types
10648 if the destination field width matches.
10650 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10652 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10653 either -ffast-math or -funsafe-math-optimizations is in use.
10655 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
10659 * config/avr/avr.c (notice_update_cc): Only set condition code for
10660 ashrqi3 if shift count > 0.
10661 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
10662 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
10663 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
10664 count <= 0 as a no-op, and shift count >= width by copying zero
10665 or sign bit to all bits of the result.
10666 * config/avr/avr.md (all shifts): Add alternatives for zero shift
10667 count, with attribute "length" set to 0 and "cc" set to "none".
10669 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10671 * doc/invoke.texi: Document -mTLS.
10673 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
10674 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
10675 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
10676 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
10677 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
10678 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
10679 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
10680 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
10682 * configure.ac: Check for a TLS capable gas.
10684 * configure: Regenerate.
10686 2005-01-26 Richard Henderson <rth@redhat.com>
10688 PR middle-end/18008
10689 * combine.c (make_field_assignment): Simplify store to zero_extract
10690 from a source with an overlapping mask.
10692 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
10694 2004-11-11 Eric Christopher <echristo@redhat.com>
10696 * config/frv/frv.md: Add fr400_integer automaton. Don't
10697 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
10700 2005-01-26 Steven Bosscher <stevenb@suse.de>
10702 PR middle-end/16585
10703 * cfgbuild.c (make_edges): Do not clear or set
10704 current_function_has_computed_jump.
10705 * function.h (struct function): Remove the has_computed_jump field.
10706 (current_function_has_computed_jump): Do not define.
10707 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
10708 in a computed jump. Ignore current_function_has_computed_jump.
10710 2005-01-26 Richard Henderson <rth@redhat.com>
10712 PR middle-end/19515
10713 * expr.c (categorize_ctor_elements): New argument p_must_clear.
10714 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
10716 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
10717 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
10718 objects into static storage if they have more than one non-zero value.
10719 * tree.h (categorize_ctor_elements): Update decl.
10721 2005-01-26 Steven Bosscher <stevenb@suse.de>
10723 PR middle-end/19616
10724 * tree.h (CALL_EXPR_TAILCALL): Add comment.
10725 * calls.c (check_sibcall_argument_overlap_1): Revert the change
10726 to this function from 2004-07-10.
10727 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
10728 the current function for tail call optimizations if the address
10729 of one of it its arguments is taken.
10731 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
10733 * cse.c (fold_rtx): Call equiv_constant only when necessary.
10735 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
10737 * function.c (expand_function_end): If current_function_calls_alloca,
10738 emit stack restore in a place that is reached when the function falls
10739 through at the end.
10741 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
10743 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
10744 rule to avoid matching inappropriate suffix rule.
10746 2005-01-26 Jan Hubicka <jh@suse.cz>
10748 PR tree-optimization/19241
10749 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
10751 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10753 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
10754 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
10756 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
10757 <sim*>: Always use crt1.o, regardless of N in simN.
10758 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10759 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
10760 (CRT_CALL_STATIC_FUNCTION): Remove.
10761 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
10762 use crt1.o, regardless of N in simN.
10763 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
10764 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
10765 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
10766 case isystem setting.
10767 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
10769 2005-01-25 Ian Lance Taylor <ian@airs.com>
10771 * gimple-low.c (block_may_fallthru): Correct handling of
10772 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
10774 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
10776 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
10777 handlers to match indentation; nested under the mtune=* handler.
10778 Similar for mcpu= and march=.
10780 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
10782 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
10783 * config/mips/linux64.h (LIB_SPEC): Likewise.
10784 * config/mn10300/linux.h (LIB_SPEC): Likewise.
10785 * config/sh/linux.h (LIB_SPEC): Likewise.
10787 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
10789 * config/frv/frv.c (frv_legitimize_tls_address): New.
10790 (TARGET_HAVE_TLS): Define.
10791 (FRV_SYMBOL_REF_TLS_P): Define.
10792 (frv_override_options): Handle new register classes.
10793 (frv_legitimate_address_p): Reject tls addresses.
10794 (frv_legitimize_address): Handle TLS addresses.
10795 (gen_inlined_tls_plt): New.
10796 (gen_tlsmoff): New.
10797 (frv_legitimize_tls_address): New.
10798 (unspec_got_name): Add TLS entries.
10799 (got12_operand): Add R_FRV_TLSMOFF12 case.
10800 (frv_emit_move): Fixup TLS addresses.
10801 (frv_emit_movsi): Legitimize TLS addresses.
10803 * config/frv/frv.h (MASK_BIG_TLS): New.
10804 (TARGET_BIG_TLS): New.
10805 (HAVE_AS_TLS): Define.
10806 (TARGET_SWITCHES): Add -mTLS and -mtls options.
10807 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
10808 (REG_CLASS_NAMES): Same.
10809 (REG_CLASS_CONTENTS): Same.
10810 (CONSTRAINT_LEN): New.
10811 (REG_CLASS_FROM_CONSTRAINT): New.
10812 (PREDICATE_CODES): Add symbolic_operand.
10814 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
10815 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
10816 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
10817 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
10818 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
10819 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
10820 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
10821 GR9_REG, GR14_REG, LRREG.
10822 (type): Add load_or_call attribute.
10823 ("load_or_call"): New reservation.
10824 ("call_gettlsoff"): New.
10825 ("tls_indirect_call"): New.
10826 ("tls_load_gottlsoff12"): New.
10827 ("tlsoff_hilo"): New.
10828 ("tls_tlsdesc_ldd"): New.
10829 ("tls_tlsoff_ld"): New.
10832 * config/frv/frv-protos.h (symbolic_operand): Protoize.
10834 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
10836 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
10837 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
10838 * config/frv/frv.c (TLS_BIAS): Define.
10839 (frv_output_dwarf_dtprel): New.
10841 2005-01-26 Jakub Jelinek <jakub@redhat.com>
10843 PR rtl-optimization/19579
10844 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
10845 both A and B, see if they don't clobber registers the other expr uses.
10847 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
10849 * real.c (do_add): Initialize signalling and canonical members.
10851 * real.c (real_from_integer): Zero out destination.
10853 2005-01-18 Jan Hubicka <jh@suse.cz>
10855 PR tree-optimize/19337
10856 * tree-inline.c (initialize_inlined_parameters): Copy
10857 saved_static_chain_decl only.
10859 2005-01-25 Richard Henderson <rth@redhat.com>
10863 * config/i386/i386.c (x86_inter_unit_moves): Zero.
10864 (ix86_preferred_reload_class): Rewrite fp-constant section, with
10865 80387 enabled, to return a proper subclass. Return the subset that
10866 overlaps with GENERAL_REGS for PLUS.
10867 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
10869 2005-01-25 Richard Henderson <rth@redhat.com>
10871 PR middle-end/19609
10872 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
10874 2005-01-25 Roger Sayle <roger@eyesopen.com>
10876 * expmed.c (choose_multiplier): Change interface to return the
10877 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10878 (expand_divmod): Update calls to choose_multiplier.
10880 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10882 PR middle-end/19330
10883 * expmed.c (extract_bit_field): Use adjust_address instead of
10884 gen_lowpart when op0 is a MEM.
10886 2005-01-24 Steven Bosscher <stevenb@suse.de>
10888 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10890 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10892 * config/mips/irix-csr.c: New file.
10893 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10894 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10895 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10898 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10901 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10902 sparc/elf.h, add sparc/sp-elf.h.
10903 (sparc-*-rtems*): Likewise.
10904 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10905 tm-dwarf2.h, add sparc/sp-elf.h.
10906 (sparc86x-*-elf): Likewise.
10907 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10908 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10909 TARGET_OS_CPP_BUILTINS.
10910 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10911 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10913 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10914 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10915 (SWITCH_TAKES_ARG): Likewise.
10916 (LOCAL_LABEL_PREFIX): Likewise.
10917 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10918 (TARGET_N_FORMAT_TYPES): Delete.
10919 (TARGET_FORMAT_TYPES): Likewise.
10920 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10921 * config/sparc/elf.h: Delete.
10922 * config/sparc/sp-elf.h: New file.
10924 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10926 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10927 * tree-flow.h: Remove the corresponding prototype.
10928 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10929 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10931 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10934 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10935 for AIX ABI or ELF -fPIC.
10936 (rs6000_emit_load_toc_table): Don't create toc_section here.
10937 (rs6000_xcoff_file_start): Nor here.
10939 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10941 * sh.c (ra.h): Don't #include.
10942 (hard_regs_intersect_p): New function, resurrected from ra.c.
10944 * sh.c: Fix 1996 Copyright.
10946 2005-01-24 Richard Henderson <rth@redhat.com>
10947 Aldy Hernandez <aldyh@redhat.com>
10949 * regrename.c (note_sets): Handle subregs.
10951 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10954 * genconditions.c (write_header, write_conditions): Elide file if
10957 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10959 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10960 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10963 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10965 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10966 expand_builtin_printf, expand_builtin_fprintf,
10967 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10968 checking against POINTER_TYPE.
10969 (validate_arglist): Handle POINTER_TYPE code by checking
10972 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10974 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10975 init_rtlanal): New.
10976 (for_each_rtx): Call for_each_rtx_1.
10977 * rtl.h (init_rtlanal): Declare.
10978 * toplev.c (backend_init): Call init_rtlanal.
10980 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10982 * flow.c (propagate_one_insn): Formatting.
10984 PR middle-end/19551
10985 * flow.c (libcall_dead_p): Be more conservative if unsure.
10986 If there are any instructions between insn and call, see if they are
10987 all dead before saying the libcall is dead.
10989 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10991 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10992 operand constraint for operand 0.
10994 2005-01-23 Richard Henderson <rth@redhat.com>
10997 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10998 edges leading to join block.
11000 2005-01-23 Roger Sayle <roger@eyesopen.com>
11002 * expmed.c (expand_mult_highpart): Make static. Change type of
11003 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11004 (expand_divmod): Updates calls to expand_mult_highpart by using
11005 gen_int_mode to pass a CONST_INT rtx.
11006 * rtl.h (expand_mult_highpart): Remove prototype.
11008 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11010 * flow.c (regset_bytes, regset_size): Remove.
11012 * cfganal.c: Fix a reference to Harvey's paper.
11014 2005-01-23 Steven Bosscher <stevenb@suse.de>
11016 PR rtl-optimization/19464
11017 * tree-optimize.c (init_tree_optimization_passes): Add one more
11018 copyrename pass just before out-of-ssa.
11020 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11023 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11024 * ggc-none.c (ggc_free): Define.
11026 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11028 * cse.c (max_reg, max_insn_uid): Remove.
11029 (cse_main): Don't access max_reg or max_insn_uid.
11031 * c-common.c (explicit_flag_signed_bitfields,
11032 lang_statement_code_p, lang_expand_function_end): Remove.
11033 * c-common.h: Remove the corresponding declarations.
11034 * c-opts.c (c_common_handle_option): Remove all write access
11035 to explicit_flag_signed_bitfields.
11037 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11038 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11039 * cgraph.h: Remove the corresponding declaration.
11041 * gcse.c (null_pointer_info): Remove.
11043 2005-01-23 Roger Sayle <roger@eyesopen.com>
11044 Eric Botcazou <ebotcazou@libertysurf.fr>
11046 * combine.c (simplify_logical): Only simplify logical expressions
11047 of the form ior(and(x,y),z) by the inverse distributive law if the
11048 result is cheaper than the original.
11050 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11052 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11053 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11054 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11055 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11056 config/freebsd-spec.h, config/arm/arm.h,
11057 config/h8300/h8300.md, config/i386/i386.md,
11058 config/i386/predicates.md, config/i386/sse.md,
11059 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11060 config/vax/vax.md: Fix comment typos. Follow spelling
11063 2005-01-23 Steven Bosscher <stevenb@suse.de>
11065 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11066 tests, instead of `less than'.
11068 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11070 * function.c (assign_parm_setup_block): When creating a new stack slot
11071 for a parameter, get its alignment from the parameter's DECL_ALIGN
11072 rather than the type's TYPE_ALIGN. Make sure that the parameter
11073 is at least word aligned.
11075 2005-01-22 Roger Sayle <roger@eyesopen.com>
11077 PR middle-end/19378
11078 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11080 2005-01-22 Richard Henderson <rth@redhat.com>
11083 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11084 in both compare operands.
11085 (movdfcc_1_sse_max): Likewise.
11086 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11087 (movdfcc_1_sse): Likewise.
11088 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11089 scratch register as needed.
11091 2005-01-22 Richard Henderson <rth@redhat.com>
11093 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11095 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11097 2005-01-22 Richard Henderson <rth@redhat.com>
11099 * genopinit.c (optabs): Use smin/smax for floating point too.
11100 * doc/md.texi: Update to match. Clarify that floating point
11101 results are undefined for +0/-0 and NaN.
11102 * doc/rtl.texi: Likewise.
11103 * rtl.def (SMIN, SMAX): Likewise
11104 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11106 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11107 leading 's' to the name.
11108 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11109 smaxxf3, sminxf3): Likewise.
11110 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11113 2005-01-22 Paul Brook <paul@codesourcery.com>
11115 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11117 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11119 * config/s390/s390.c (struct processor_costs): New fields
11120 dlgr, dlr, dr, dsgfr, dsgr.
11121 (z900_cost, z990_cost): Values for new fields.
11122 (s390_rtx_costs): New cases MEM und COMPARE in switch
11123 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11124 DIV, MOD, UDIV, UMOD.
11126 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11128 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11129 into the register being decremented.
11130 ("doloop_si31", "doloop_di"): Likewise.
11131 ("*doloop_si_long"): Adapt pattern.
11133 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11135 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11137 (CLASS_MAX_NREGS): Likewise.
11139 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11141 * doc/tree-ssa.texi (Statement Operands): Add example for new
11142 must-def macro. Note deprecation of old operands interface.
11144 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11146 PR tree-optimization/19484
11147 * tree-cfg.c (remove_fallthru_edge): New function.
11148 (cleanup_control_flow): Remove fallthru edges from calls that are
11149 now known not to return.
11151 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11153 Fix PR tree-optimization/19038
11154 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11155 copies with loop variant ones.
11157 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11159 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11160 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11161 config/alpha/alpha.md, config/alpha/predicates.md,
11162 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11163 config/sparc/sol2.h: Update copyright.
11165 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11166 first label to see if it is a nonlocal label.
11168 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11169 Andrew Pinski <pinskia@physics.uc.edu>
11172 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11173 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11175 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11177 * config/rs6000/rtems.h: Update copyright.
11179 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11182 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11183 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11184 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11186 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11189 * c-typeck.c (convert_arguments): Check for error_mark_node.
11191 2005-01-21 Ian Lance Taylor <ian@airs.com>
11193 PR tree-optimization/13000
11194 * tree-inline.c: Include "tree-flow.h".
11195 (expand_call_inline): If warn_return_type, warn if non-void inline
11196 function falls through.
11197 * tree-cfg.c (execute_warn_function_return): Don't warn about
11198 control reaching end if TREE_NO_WARNING is set. Set
11200 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11202 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11203 branch if we don't need one.
11204 * c-typeck.c: Include "tree-flow.h"
11205 (c_finish_bc_stmt): Don't add a goto if the current statement
11206 list doesn't fall through to the current point.
11208 2005-01-21 Roger Sayle <roger@eyesopen.com>
11210 PR rtl-optimization/576
11211 * real.c (real_arithmetic): Change return type from void to bool
11212 to return an indication that the result may be inexact.
11213 * real.h (real_arithmeric): Update prototype.
11214 * fold-const.c (const_binop): Don't constant fold floating
11215 point expressions when the user specifies -frounding-math and
11216 the result may depend upon the run-time rounding mode.
11217 (fold_convert_const_real_from_real): Clean-up.
11218 (fold_initializer): Ignore flag_rounding_math for initializers.
11219 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11220 constant fold FP operations with flag_rounding_math if the
11221 result may depend upon the run-time rounding mode.
11223 2005-01-21 Tom Tromey <tromey@redhat.com>
11225 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11227 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11229 * tree-cfg.c: Fix comment typos.
11231 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11233 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11234 around the call to rest_of_handle_branch_target_load_optimize.
11236 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11238 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11239 (sparc64-*-openbsd*): Likewise.
11240 (sparclite-*-elf*): Include tm-dwarf2.h.
11241 (sparc86x-*-elf*): Likewise.
11242 (sparc64-*-elf*): Likewise.
11243 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11244 (DBX_DEBUGGING_INFO): Likewise.
11245 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11246 (PREFERRED_DEBUGGING_TYPE): Likewise.
11247 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11248 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11249 (PREFERRED_DEBUGGING_TYPE): Likewise.
11250 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11251 (PREFERRED_DEBUGGING_TYPE): Likewise.
11252 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11254 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11257 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11259 2005-01-20 Paul Brook <paul@codesourcery.com>
11261 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11263 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11265 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11266 label is first in a sequence of labels.
11268 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11270 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11271 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11273 * doc/sourcebuild.texi (Test Directives): New.
11275 2005-01-20 Roger Sayle <roger@eyesopen.com>
11277 * real.c (real_floor): Don't leave the result uninitialized when
11278 mode is VOIDMode, but return the unrounded intermediate value.
11279 (real_ceil): Likewise.
11281 2005-01-20 Paul Brook <paul@codesourcery.com>
11283 * config/arm/arm.md (insv): Use gen_int_mode.
11285 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11287 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11288 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11289 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11290 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11291 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11293 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11296 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11297 fbreg, so we have to assume we can't.
11298 (loc_descriptor_from_tree_1): Ditto.
11299 (containing_function_has_frame_base): New function.
11300 (add_location_or_const_value_attribute): Use it.
11301 Also try to generate a frame_base from a single element location
11304 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11306 PR tree-optimization/15349
11307 * timevar.def (TV_TREE_MERGE_PHI): New.
11308 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11310 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11311 calls to tree_forwarder_block_p.
11312 (remove_forwarder_block_with_phi, merge_phi_nodes,
11313 gate_merge_phi, pass_merge_phi): New.
11314 * tree-optimize.c (init_tree_optimization_passes): Add
11316 * tree-pass.h: Add an extern for pass_merge_phi;
11318 2005-01-20 Richard Henderson <rth@redhat.com>
11321 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11322 (_mm_castps_pd, _mm_castps_si128): New.
11323 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11325 2005-01-20 Richard Henderson <rth@redhat.com>
11328 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11329 __builtin_ia32_vec_init_v2si.
11330 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11331 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11332 (ix86_init_mmx_sse_builtins): Create it.
11333 (ix86_expand_builtin): Expand it.
11334 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11335 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11336 (vec_extractv2si_0, vec_extractv2si_1): New.
11338 2005-01-20 Richard Henderson <rth@redhat.com>
11341 * config/i386/i386.c (ix86_expand_push): New.
11342 * config/i386/mmx.md (push<MMXMODE>1): New.
11343 * config/i386/sse.md (push<SSEMODE>1): New.
11344 * config/i386/i386-protos.h: Update.
11346 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11348 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11351 2005-01-20 Richard Henderson <rth@redhat.com>
11353 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11354 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11356 2005-01-19 Richard Henderson <rth@redhat.com>
11359 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11360 to V4SFmode in SSE1 fallback load path.
11362 2005-01-19 Richard Henderson <rth@redhat.com>
11364 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11365 in QImode expansion to ix86_expand_vector_set.
11366 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11368 2005-01-19 Richard Henderson <rth@redhat.com>
11371 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11372 subclass of the input class.
11373 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11374 Always true for cross-SSE1 classes. Rationalize conditionals.
11375 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11376 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11377 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11378 (movdi_2): Add MMX/SSE zeros.
11379 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11380 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11381 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11382 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11383 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11384 (zero_extendsidi2_rex64_1): Remove.
11385 (MOV0 peephole): Check GENERAL_REG_P.
11387 2005-01-19 Richard Henderson <rth@redhat.com>
11390 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11392 (ix86_expand_vector_extract): Likewise.
11394 2005-01-19 Richard Henderson <rth@redhat.com>
11396 PR middle-end/19304
11397 * expr.c (emit_move_change_mode): New argument force; use
11398 simplify_gen_subreg if true.
11399 (emit_move_via_alt_mode): Merge into ...
11400 (emit_move_via_integer): ... here.
11401 (emit_move_ccmode): Use emit_move_change_mode directly.
11403 2005-01-19 Richard Henderson <rth@redhat.com>
11406 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11407 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11408 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11410 (alpha_emit_set_const): Likewise. Make static.
11411 (alpha_emit_set_long_const): Make static.
11412 (alpha_extract_integer): Split out from alpha_expand_mov.
11413 (alpha_split_const_mov): Likewise.
11414 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11415 (alpha_legitimate_constant_p): New.
11416 * config/alpha/alpha-protos.h: Update.
11417 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11418 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11419 * config/alpha/alpha.md (movsi): Add n alternative.
11420 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11421 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11422 (splitters for all of the above): Use alpha_split_const_mov.
11423 * config/alpha/predicates.md (non_add_const_operand): New.
11424 (non_zero_const_operand): New.
11425 (input_operand): Use alpha_legitimate_constant_p after reload.
11427 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11429 PR tree-optimization/19038
11430 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11431 (add_candidate): Add ivs with increment in latch only if
11432 allow_ip_end_pos_p is true.
11433 (determine_iv_cost): Use empty_block_p.
11435 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11437 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11438 (compute_dominance_frontiers): Ditto.
11440 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11443 * config/sh/t-rtems: New.
11444 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11446 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11448 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11449 the offset of the selected field.
11451 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11453 * tree-cfg.c (remove_forwarder_block): Fix the check to
11454 prevent a nonlocal label from appearing in the middle of a
11457 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11459 PR rtl-optimization/19462
11460 * reorg.c (find_end_label): Create return insn only if
11461 current_function_epilogue_delay_list is empty.
11463 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11465 * doc/passes.texi: Remove paragraph mentioning new-ra.
11467 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11469 PR rtl-optimization/15139
11470 * combine.c: Include params.h.
11471 (count_rtxs): New function.
11472 (record_value_for_reg): If replace_rtx would replace at least
11473 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11474 (clobber (const_int 0)) instead of TEM.
11475 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11476 * params.h (MAX_LAST_VALUE_RTL): New.
11477 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11478 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11481 * c-typeck.c (digest_init): Only call build_vector if all constructor
11482 elements are *_CST nodes.
11483 * gimplify.c (gimplify_init_constructor): Likewise.
11485 PR middle-end/19164
11486 * c-typeck.c (digest_init): Only call build_vector if inside_init
11489 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11491 * toplev.c (init_asm_output): Remove dead #ifdef.
11493 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11495 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11497 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11499 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11500 accessing DECL_FUNCTION_CODE.
11501 * dojump.c (do_jump): Likewise.
11502 * gimplify.c (gimplify_call_expr): Likewise.
11503 * predict.c (expr_expected_value): Likewise.
11504 (strip_builtin_expect): Likewise.
11505 * tree-inline.c (estimate_num_insns_1): Likewise.
11506 * tree-ssa-loop-im.c (stmt_cost): Likewise
11507 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
11508 (tree_expr_nonnegative_p): Likewise.
11510 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11512 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
11513 variant of the load_pcrel_sym pattern.
11514 * config/sparc/sparc.md (P macro): Move to the top.
11515 (load_pcrel_sym): Macroize using P.
11516 (save_register_window): Likewise.
11518 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
11520 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
11521 ("sordered"): Same.
11523 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
11526 * c-typeck.c (build_asm_expr): Strip nops off
11527 input memory operands.
11529 2005-01-18 David Edelsohn <edelsohn@gnu.org>
11531 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
11532 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
11533 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
11534 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
11536 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
11539 * config/i386/i386.c (override_options): If the 80387 is disabled,
11540 then do not return FP values using FP registers.
11542 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
11544 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
11545 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
11546 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
11547 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
11548 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
11549 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
11550 output.h, postreload-gcse.c, postreload.c, recog.c,
11551 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
11552 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
11553 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
11554 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
11555 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
11556 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
11557 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
11558 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
11560 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
11561 config/alpha/alpha.c, config/arm/vfp.md,
11562 config/i386/emmintrin.h, config/i386/i386-modes.def,
11563 config/i386/i386-protos.h, config/i386/i386.h,
11564 config/i386/pmmintrin.h, config/i386/ppro.md,
11565 config/i386/predicates.md, config/i386/xmmintrin.h,
11566 config/i860/i860.c, config/ia64/ia64-modes.def,
11567 config/ia64/ia64-protos.h, config/ia64/ia64.h,
11568 config/ia64/ia64.md, config/ia64/itanium1.md,
11569 config/ia64/itanium2.md, config/ia64/predicates.md,
11570 config/iq2000/iq2000.h, config/mips/linux64.h,
11571 config/rs6000/aix41.h, config/rs6000/aix43.h,
11572 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
11573 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
11574 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
11575 config/sparc/linux64.h, config/sparc/litecoff.h,
11576 config/sparc/sp64-elf.h, config/sparc/sparc.c,
11577 config/sparc/sparc.h, config/sparc/sparc.md,
11578 config/sparc/sysv4-only.h: Update copyright.
11580 2005-01-18 Richard Henderson <rth@redhat.com>
11583 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
11585 2005-01-18 Marc Espie <espie@openbsd.org>
11586 * config/i386/openbsdelf.h: Typo.
11588 2005-01-18 Richard Henderson <rth@redhat.com>
11590 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
11591 special case for sse.
11592 * config/i386/predicates.md (sse_comparison_operator): Likewise.
11594 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
11596 * tree-inline.c (estimate_num_insns_1): Added cases for
11597 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
11599 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11601 PR rtl-optimization/19296
11602 * combine.c (simplify_comparison): Rewrite the condition under
11603 which a non-paradoxical SUBREG of a PLUS can be lifted when
11604 compared against a constant.
11606 2005-01-18 Andi Kleen <ak@muc.de>
11608 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
11609 * c.opt (-Wpointer-sign): Add.
11610 * doc/invoke.texi: (-Wpointer-sign): Add.
11612 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11614 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
11615 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
11616 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
11617 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
11618 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
11619 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
11620 for TARGET_MIX_SSE_I387.
11621 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
11622 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
11623 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
11624 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
11625 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
11626 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
11627 TARGET_MIX_SSE_I387.
11628 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
11631 2005-01-18 Uros Bizjak <uros@kss-loka.si>
11634 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
11635 Add movaps alternative for xmm reg->reg move.
11637 2005-01-17 Jeff Law <law@redhat.com>
11639 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
11640 at the end of the main DOM loop rather than just before DOM exits.
11642 2005-01-17 Diego Novillo <dnovillo@redhat.com>
11644 PR tree-optimization/19121
11645 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
11646 adding aliases to a name tag, also add them to the pointer's
11648 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
11649 sensitive alias info at all. Only check that the two pointers
11650 have compatible pointed-to sets.
11651 * tree-ssa.c (verify_name_tags): Verify that the alias set of
11652 a pointer's type tag is a superset of the alias set of the
11653 pointer's name tag.
11655 2005-01-17 James E Wilson <wilson@specifixinc.com>
11658 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
11659 comment to document why.
11661 2005-01-17 Richard Henderson <rth@redhat.com>
11663 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
11664 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
11665 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
11666 sse2_vmsminv2df3_finite): New.
11667 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
11668 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
11669 Force op1 into register.
11671 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
11673 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
11674 bubblestrap from always rebuilding build directory.
11676 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
11678 * config/s390/s390.md ("*clc"): Remove incorrect '='.
11679 ("*cmpmem_short"): Likewise.
11681 2005-01-17 Steven Bosscher <stevenb@suse.de>
11683 * basic-block.h: Document BB_* flags.
11684 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
11685 use an sbitmap instead.
11686 * sched-rgn.c (compute_trg_info): Likewise.
11688 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
11690 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
11691 redundant target_cpu_default and extra_parts lines. Use the default
11693 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
11694 (SUBTARGET_EXTRA_SPECS): Delete.
11695 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
11696 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
11697 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
11698 and "n32" for -mabi=n32.
11700 2005-01-17 Ian Lance Taylor <ian@airs.com>
11703 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
11704 fold constant variables into initial values.
11706 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11708 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
11710 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
11711 through the statements backward.
11713 2005-01-17 Ian Lance Taylor <ian@airs.com>
11715 PR middle-end/13127:
11716 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
11717 a variable set to the return value of the inlined function.
11719 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
11721 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
11722 when modes are tieable.
11724 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
11726 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
11727 of pthread_create to find out if threads are enabled.
11728 * gthr-posix95.h (__gthread_active_p): Likewise.
11730 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11732 * common.opt (-fnew-ra): Remove.
11734 * toplev.h (flag_new_regalloc): Remove.
11735 * Makefile.in (ra*.*): Don't mention.
11736 * passes.c (rest_of_handle_new_regalloc): Remove.
11737 (rest_of_handle_combine, rest_of_compilation): Always consider
11738 flag_new_regalloc as false.
11739 * doc/invoke.texi: Don't document -fnew-ra.
11741 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
11743 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
11744 last parameter to reg_scan.
11745 * loop.c (loop_optimize): Likewise.
11746 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
11747 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
11748 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11749 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11750 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
11751 * regclass.c (reg_scan): Likewise, for the declaration.
11752 * rtl.h (reg_scan): Likewise, for the prototype.
11754 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
11756 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
11757 mark_dfs_back_edges.
11759 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
11761 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
11762 (compute_avail): Uses don't go in tmp_gen.
11764 2005-01-16 Steven Bosscher <stevenb@suse.de>
11766 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
11767 loop to look for a free slot in a page entry.
11769 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11772 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
11773 * toplev.c (compile_file): Call process_pending_assemble_output_defs
11774 just before targetm.asm_out.file_end.
11775 * tree.h (process_pending_assemble_output_defs): Declare.
11776 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
11778 (assemble_alias): Defer generation of assembly code for defines when
11779 TARGET_DEFERRED_OUTPUT_DEFS is true.
11780 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11781 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
11782 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
11784 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11787 * pa.c (pa_scalar_mode_supported_p): New function.
11788 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11789 * pa.h (MIN_UNITS_PER_WORD): Add comment.
11791 * pa-protos.h (prefetch_operand): Delete.
11792 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
11793 * pa.c (prefetch_operand): Delete.
11794 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
11795 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
11796 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
11797 and prefetch_nocc_operand.
11798 * pa.md (prefetch): Rework to avoid reload problems handling short
11799 displacements when a cache control completer needs to be provided.
11800 (prefetch_32, prefetch_64): Delete.
11801 (prefetch_cc, prefetch_nocc): New patterns.
11803 2005-01-15 David Edelsohn <edelsohn@gnu.org>
11805 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
11807 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11810 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
11811 exceeds maximum alignment for global common data.
11812 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
11813 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
11815 2004-01-15 Roger Sayle <roger@eyesopen.com>
11817 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
11819 2004-01-15 Roger Sayle <roger@eyesopen.com>
11821 * harg-reg-set.h (reg_class_names): Prototype global array.
11822 * regclass.c (reg_class_names): Declare here and initialize to
11824 (dump_regclass): Remove local declaration of reg_class_names.
11825 (regclass): Likewise.
11826 * cfg.c (dump_flow_info): Likewise.
11827 * ra-debug.c (reg_class_names): Likewise.
11828 * regrename.c (reg_class_names): Likewise.
11829 * reload.c (reg_class_names): Likewise.
11830 * reload1.c (spill_failure): Likewise.
11831 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
11833 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
11835 * config/s390/s390.md ("reload_outti"): Remove predicate for
11836 output operand. Abort if operand is not a MEM.
11837 ("reload_outdi", "reload_outdf"): Likewise.
11839 2005-01-15 Marc Espie <espie@openbsd.org>
11841 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
11842 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
11843 * config/openbsd.h: Fix C++ includes for native configurations.
11844 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
11845 Add trampoline support.
11846 * config/i386/openbsdelf.h: New.
11848 2005-01-15 Marc Espie <espie@openbsd.org>
11850 * collect2.c (main): Explicitly parse -dynamic-linker option.
11852 2005-01-15 Jakub Jelinek <jakub@redhat.com>
11854 PR tree-optimization/19060
11855 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
11856 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
11857 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
11858 and handle extract_range_from_cond returning false.
11859 * fold-const.c (fold): Optimize comparisons with min/max even for
11860 width > HOST_BITS_PER_WIDE_INT.
11862 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
11864 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
11865 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
11866 Remove little endian multilib variants.
11867 Add mips32 multilib variant.
11869 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
11871 * explow.c (copy_all_reg, stabilize): Remove.
11872 * expr.h: Remove the corresponding prototypes.
11874 * rtlanal.c (regs_set_between_p): Remove.
11875 * rtl.h: Remove the corresponding prototype.
11877 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11879 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11880 to rs6000_nonimmediate_operand.
11881 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11882 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11883 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11884 rs6000_nonimmediate_operand.
11885 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11886 rs6000_nonimmediate_operand.
11888 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11890 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11892 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11894 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11896 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11897 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11899 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11900 (rs6k_nonimmediate_operand): New.
11901 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11903 (legitimate_lo_sum_address_p): Same.
11904 (rs6000_legitimize_address): Same.
11905 (rs6000_legitimize_reload_address): Same.
11906 (rs6000_legitimate_address): Same.
11907 (spe_build_register_parallel): Pass DF and DC modes in a DI
11910 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11911 to rs6k_nonimmediate_operand.
11913 * config/rs6000/spe.md ("*frob_df_di"): New.
11914 ("*frob_di_df"): New.
11915 ("*frob_di_df_2"): New.
11916 ("*mov_sidf_e500_subreg0"): New.
11917 ("*mov_sidf_e500_subreg4"): New.
11918 ("*movdf_e500_double"): Change predicate to
11919 rs6k_nonimmediate_operand.
11921 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11923 * postreload.c (move2add_note_store): Only call
11924 trunc_int_for_mode on scalar integers.
11926 2005-01-14 Steven Bosscher <stevenb@suse.de>
11928 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11929 replace BB_VISITED uses.
11930 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11931 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11932 (tree_dce_done): Free visited_control_parents.
11933 (perform_tree_ssa_dce): Allocate and clear it.
11934 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11935 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11936 instead of BB_VISITED.
11938 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11940 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11941 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11942 Remove unused prototypes.
11944 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11946 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11947 64-bit register usage.
11948 (spe_func_has_64bit_regs_p): Add FIXME note.
11950 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11952 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11953 flag_finite_math_only with flag_unsafe_math_optimizations.
11955 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11957 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11958 end-of-stack check.
11959 (__tpf_eh_return): Copy TPF private stack area from the module
11960 boundary stack frame. Add check for when module addresses are
11961 equal, but no stub address is found.
11963 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11966 * arm.h (struct machine_function): Add call_via field.
11967 (thumb_call_via_label): Declare.
11968 * arm.c (thumb_call_via_label): New variable.
11969 (thumb_call_reg_needed): New variable.
11970 (arm_output_function_epilogue): For Thumb code, output any per-function
11971 call-indirect trampolines.
11972 (thumb_call_via_reg): New function.
11973 (arm_file_end): New function.
11974 (TARGET_ASM_FILE_END): Call arm_file_end.
11975 (aof_file_end): Likewise.
11976 * arm-protos.h (thumb_call_via_reg): Declare.
11977 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11978 thumb_call_via_reg in normal case.
11980 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11982 PR middle-end/19084
11983 PR rtl-optimization/19348
11984 * recog.c (peephole2_optimize): Do global life update if some peephole
11985 decides it doesn't need at least one of its inputs and that change
11986 influences liveness at the start of the basic block.
11988 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11989 arguments instead of 1.
11991 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11993 PR middle-end/18820
11994 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11995 zero for nested functions needing a static chain or functions
11996 with a non-constant address.
11998 2005-01-13 Roger Sayle <roger@eyesopen.com>
12000 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12001 (and (sign_extend X) C) into (zero_extend (and X C)).
12003 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12005 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12007 2005-01-13 Richard Henderson <rth@redhat.com>
12012 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12013 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12014 not just TARGET_SSE.
12015 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12016 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12017 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12018 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12019 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12020 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12021 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12022 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12023 (movdicc_c_rex64): Rename with '*'.
12024 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12025 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12026 (movsfcc_1_387): Rename from movsfcc_1.
12027 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12028 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12029 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12030 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12031 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12032 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12033 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12034 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12035 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12036 sse_movdfcc_const0_4): Remove.
12037 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12038 recognize min/max early. Update for changed sse cmove patterns.
12039 (ix86_split_sse_movcc): New.
12040 * config/i386/i386-protos.h: Update.
12042 2005-01-13 Steven Bosscher <stevenb@suse.de>
12044 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12045 (fix_stmt_v_may_defs): Likewise.
12047 2005-01-13 Richard Henderson <rth@redhat.com>
12049 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12050 for converting the mask.
12052 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12054 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12057 2005-01-13 Richard Henderson <rth@redhat.com>
12059 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12060 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12061 IX86_BUILTIN_MOVDQ2Q): Remove.
12062 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12063 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12064 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12066 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12067 (sse2_pextrw): Fix immediate constraint.
12068 (sse2_loadq, sse2_loadq_rex64): Remove.
12069 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12070 Use __builtin_ia32_vec_ext_<size>.
12071 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12073 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12075 * function.c (assign_parm_setup_block): Look inside original
12076 entry_parm when inspecting PARALLEL.
12078 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12079 Joel Sherrill <joel@oarcorp.com>
12082 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12083 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12084 rtems_gxx_recursive_mutex_init.
12085 (__gthread_recursive_mutex_lock): New function.
12086 (__gthread_recursive_mutex_trylock): Likewise.
12087 (__gthread_recursive_mutex_unlock): Likewise.
12089 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12091 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12093 2005-01-13 Jan Beulich <jbeulich@novell.com>
12095 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12096 (ashrti3_internal): Indicate output is early clobber. Generate result
12097 into output rather than first input. Use move for low word of output
12098 if shift count is exactly 64.
12099 (lshrti3_internal): Likewise.
12101 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12105 * reload1.c (delete_output_reload): Don't delete an output reload
12106 if the pseudo lives longer than a single basic block. Adjust and
12107 improve wording of comment.
12109 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12112 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12113 of TYPE_SIZE where we mean the number of bytes.
12115 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12117 * function.c (assign_parm_setup_block): Relax condition on
12118 multi-register optimization.
12120 2005-01-12 Nick Clifton <nickc@redhat.com>
12122 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12123 an "in_delay_slot" attribute of "no" to prevent them being used in
12124 delay slots. This is forbidden because they might generate
12127 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12130 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12131 with r->Y and Y->r.
12133 2005-01-12 Nick Clifton <nickc@redhat.com>
12135 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12136 passed on to GAS) but do not define, as GAS no longer supports or
12137 needs the -m2000 option.
12139 2005-01-11 Roger Sayle <roger@eyesopen.com>
12141 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12142 type as args of unprototyped builtins aren't automatically promoted.
12143 (fold_builtin_abs): Likewise.
12145 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12147 * Makefile.in: Set a `build-warn' variable.
12149 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12151 PR tree-optimization/17949
12152 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12153 (find_interesting_uses_address): Use it.
12155 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12157 * regrename.c (kill_value): Handle subreg's that won't simplify.
12159 2005-01-11 Richard Henderson <rth@redhat.com>
12162 * config/i386/i386.h (enum ix86_builtins): Move ...
12163 * config/i386/i386.c: ... here.
12164 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12165 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12166 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12167 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12168 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12169 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12170 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12171 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12172 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12173 IX86_BUILTIN_LOADDDUP): Remove.
12174 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12175 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12176 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12177 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12178 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12179 (ix86_init_builtins): Make static.
12180 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12181 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12182 if all the modes match. Otherwise, fake it.
12183 (get_element_number, ix86_expand_vec_init_builtin,
12184 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12185 (ix86_expand_builtin): Make static. Update for changed builtins.
12186 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12187 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12188 (ix86_expand_vector_init_duplicate): New.
12189 (ix86_expand_vector_init_low_nonzero): New.
12190 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12191 Split out from ix86_expand_vector_init; handle integer modes.
12192 (ix86_expand_vector_init): Use them.
12193 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12194 * config/i386/i386-protos.h: Update.
12195 * config/i386/predicates.md (reg_or_0_operand): New.
12196 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12197 (movv2sf_internal): Likewise. And a splitter to match them all.
12198 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12199 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12200 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12201 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12202 (mmx_pinsrw): Fix operand ordering.
12203 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12204 rather than sse_loadss expander.
12205 (movv2df splitter): Similarly.
12206 (sse_loadss, sse_loadlss): Remove.
12207 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12208 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12209 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12210 (sse3_movddup): Rename with '*'.
12211 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12212 (sse2_loadsd): Remove.
12213 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12214 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12215 (sse2_pinsrw): Fix argument ordering.
12216 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12217 (sse2_stored): Remove 'r' destination.
12218 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12219 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12220 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12221 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12222 vec_extractv16qi, vec_initv16qi): New.
12224 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12225 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12226 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12228 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12229 (_mm_load_si128, _mm_store_si128): Likewise.
12230 (_mm_load1_pd): Use _mm_set1_pd.
12231 (_mm_load_sd): Use _mm_set_sd.
12232 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12233 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12234 (_mm_set_epi64): Use _mm_set_epi64x.
12235 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12236 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12237 _mm_setr_epi8): Use _mm_set_foo form.
12238 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12239 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12240 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12241 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12242 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12243 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12244 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12245 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12246 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12247 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12248 (_mm_movedup_pd): Use _mm_shuffle_pd.
12249 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12250 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12251 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12252 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12253 Use _mm_setzero_ps.
12254 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12255 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12256 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12257 (_mm_store_ps): Use raw dereference.
12258 (_mm_store1_ps): Use _mm_storeu_ps.
12259 (_mm_storer_ps): Use _mm_store_ps.
12260 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12261 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12263 2005-01-11 Stan Shebs <shebs@apple.com>
12265 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12266 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12268 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12271 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12272 Skip all DECLs except for FIELD_DECLs.
12274 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12276 * config/s390/s390.c (override_options): Return error if
12277 -mbackchain, -mpacked-stack and -mhard-float are used together.
12278 (s390_va_start): Remove the backchain && packed-stack special case.
12279 (s390_gimplify_va_arg): Likewise.
12280 * doc/invoke.texi: Remove the ABI incompatibility note.
12282 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12284 * config/s390/s390.c (struct s390_frame_layout): Remove
12286 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12287 save_backchain_p with TARGET_BACKCHAIN.
12289 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12292 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12293 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12294 * function.c (locate_and_pad_parm): Set new field.
12295 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12296 Tweak where_pad test to include "none". Always set mem align for
12298 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12299 not sufficient for type.
12300 (assign_parm_setup_block): If stack_parm is zero on entry, always
12301 make a new stack local. Block move old stack parm if necessary
12302 to new aligned stack local.
12303 (assign_parm_setup_stack): Use a block move to handle
12304 potentially misaligned entry_parm.
12305 (assign_parms_unsplit_complex): Specify required alignment when
12306 creating stack local.
12307 * calls.c (compute_argument_addresses): Override alignment of stack
12308 arg calculated from its type with the alignment given by
12309 FUNCTION_ARG_BOUNDARY.
12310 (store_one_arg): Likewise.
12312 2005-01-11 Jan Beulich <jbeulich@novell.com>
12314 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12315 Change respective itanium_class attribute to ialu.
12316 (shladdp4_internal): New.
12317 * config/ia64/predicates.md (shladd_log2_operand): New.
12319 2005-01-11 Richard Henderson <rth@redhat.com>
12321 * expr.c (store_constructor): Use rtvec_alloc instead of
12322 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12324 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12326 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12328 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12330 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12331 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12332 (TARGET_RWRELOC): Define.
12333 (ia64_rwreloc_section_type_flags): Delete.
12334 (ia64_section_type_flags): New function.
12335 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12336 (TARGET_RWRELOC): Define.
12338 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12341 * config/ia64/ia64.c (process_set): For alloc insn, only call
12342 process_epilogue is !frame_pointer_needed.
12344 2005-01-10 Roger Sayle <roger@eyesopen.com>
12347 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12348 unary operator and can't be treated as a binary/comparison operator.
12350 2005-01-10 Richard Henderson <rth@redhat.com>
12352 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12353 (ix86_return_in_memory): Likewise.
12354 (function_arg_advance): Likewise. Mirror structure in function_arg
12355 for choosing register to advance.
12357 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12359 * tree-vectorizer.c, tree.def: Fix comment typos.
12361 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12363 * config/s390/s390.c (struct processor_costs): 4 new fields:
12364 ddbr, ddr, debr, der.
12365 (s390_rtx_costs): More precise handling of divide instructions.
12367 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12369 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12371 2005-01-10 Jan Beulich <jbeulich@novell.com>
12373 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12374 names resulting from -ffunction-sections/-fdata-sections and linkonce
12376 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12377 based on the section name. Rearrange the section name comparison logic
12378 slightly so that each section name is compared against at most once.
12380 2005-01-10 Ben Elliston <bje@au.ibm.com>
12382 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12383 targets for which -fPIC reduces limitations on the GOT size.
12385 2005-01-09 Falk Hueffner <falk@debian.org>
12387 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12390 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12393 * collect2.c (main): Set aixrtl_flag for -brtl option.
12394 (resolve_lib_name): Search for .so file extension before .a
12395 if aixrtl_flag set.
12397 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12399 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12400 (vect_analyze_data_refs_alignment): Add dump prints.
12402 2005-01-09 Ira Rosen <irar@il.ibm.com>
12404 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12405 expr_invariant_in_loop_p.
12406 Initialize outputs first thing in the function.
12407 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12408 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12409 (vect_analyze_pointer_ref_access): Check that the initial condition of
12410 the access function is loop invariant.
12412 2005-01-09 Richard Henderson <rth@redhat.com>
12414 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12415 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12416 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12417 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12418 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12419 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12420 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12421 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12422 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12423 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12424 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12425 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12426 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12427 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12428 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12429 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12430 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12431 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12432 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12433 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12434 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12435 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12436 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12438 (mmx_clrdi, pavgusb): Remove.
12439 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12440 with leading sse_ prefix.
12441 * config/i386/sse.md: Receive them.
12442 * config/i386/mmx.md: New file.
12443 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12444 (subrv2sf3): Turn into expander for normal subtraction.
12445 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12446 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12447 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12448 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12449 commutative; use ix86_binary_operator_ok.
12450 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12451 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12452 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12453 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12454 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12455 Macroize from existing patterns; use ix86_binary_operator_ok.
12456 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12457 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12458 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12459 with vec_select+vec_concat.
12460 (mmx_pshufw, mmx_pshufw_1): Likewise.
12461 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12462 (mmx_uavgv4hi3): Model correctly.
12463 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12464 _mm_xor_si64): Remove casts.
12466 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12468 PR tree-optimization/19224
12469 * tree-scalar-evolution.c (get_instantiated_value,
12470 set_instantiated_value): New functions.
12471 (instantiate_parameters_1): Cache the results.
12472 (instantiate_parameters, resolve_mixers): Initialize and free
12475 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12477 * config/i386/i386.md (addhi_4): Correct reference in comment.
12480 2005-01-08 Richard Henderson <rth@redhat.com>
12482 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12483 (_mm_cvtsi128_si64x): Likewise.
12484 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12485 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12486 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12487 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12488 * config/i386/i386-protos.h: Update.
12489 * config/i386/i386.c (print_operand): Add 'H'.
12490 (ix86_fixup_binary_operands): Split out from ...
12491 (ix86_expand_binary_operator): ... here.
12492 (ix86_fixup_binary_operands_no_copy): New.
12493 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12494 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12495 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12496 (safe_vector_operand): Use CONST0_RTX.
12497 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12498 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12499 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12500 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12502 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12503 (IX86_BUILTIN_CMPNGESS): New.
12504 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12505 (attr type): Add sselog1.
12506 (attr unit, attr memory): Handle it.
12507 (movti, movti_internal, movti_rex64): Move near other integer moves.
12508 (movtf, movtf_internal): Move near other fp moves.
12509 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
12510 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
12511 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
12512 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
12513 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
12514 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
12515 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
12516 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
12517 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
12518 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
12519 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
12520 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
12521 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
12522 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
12523 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
12524 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
12525 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
12526 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
12527 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
12528 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
12529 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
12530 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
12531 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
12532 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
12533 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
12534 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
12535 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12536 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
12537 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
12538 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
12539 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
12540 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
12541 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
12542 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
12543 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
12544 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
12545 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
12546 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
12547 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
12548 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
12549 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
12550 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
12551 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
12552 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
12554 (SSEPUSH, push<SSEPUSH>): Remove.
12555 (MMXPUSH, push<MMXPUSH>): Remove.
12556 (sse_movaps, sse_movaps_1, sse_movups): Remove.
12557 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
12558 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
12559 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
12560 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
12561 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
12562 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
12563 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
12564 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
12565 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
12566 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
12567 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
12568 (ppro_sse_log_V4SF): Handle sselog1.
12569 * config/i386/predicates.md (const_0_to_1_operand): New.
12570 (const_0_to_255_mul_8_operand): New.
12571 (const_1_to_31_operand): Rename from const_int_1_31_operand.
12572 (const_2_to_3_operand, const_4_to_7_operand): New.
12573 * config/i386/sse.md: New file.
12574 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
12575 (sse_movups): Rename from sse_movups_1.
12576 (sse_loadlss): Rename from sse_loadss_1.
12577 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
12579 (negv4sf2): Use ix86_expand_fp_absneg_operator.
12580 (absv4sf2, negv2df, absv2df): New.
12581 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
12582 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
12583 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
12584 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
12585 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
12586 (sse3_addsubv4sf3): Model correctly.
12587 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
12588 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
12589 (sse_movhlps): Model with vec_select+vec_concat.
12590 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
12591 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
12592 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
12593 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
12594 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
12595 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
12596 sse2_pshufhw_1): Likewise.
12597 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
12598 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
12599 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
12600 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
12601 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
12602 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
12603 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
12604 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
12605 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
12606 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
12607 sminv8hi3): Mark commutative
12608 operands. Use ix86_binary_operator_ok.
12609 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
12610 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
12611 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
12612 sse2_punpcklqdq): Allow operand2 in memory.
12613 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
12614 sse2_movsd): Add memory alternatives.
12615 (sse_storelps): Turn expander into an insn; split after reload.
12616 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
12617 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
12619 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12621 * configure.ac (DWARF-2 debug_line): Use objdump.
12622 * configure: Regenerate.
12624 2005-01-08 Jeff Law <law@redhat.com>
12625 Diego Novillo <dnovillo@redhat.com>
12627 PR tree-optimization/18241
12628 * tree-nrv.c (tree_nrv): Ignore volatile return values.
12629 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
12630 statements with volatile operands.
12631 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
12632 operands after marking a statement with has_volatile_ops.
12634 2005-01-08 Roger Sayle <roger@eyesopen.com>
12636 * tree.c (int_fits_type_p): Always honor integer constant
12637 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
12639 2005-01-08 Roger Sayle <roger@eyesopen.com>
12641 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
12642 the latent bug in rtl_delete_block has been resolved.
12644 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12646 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
12647 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
12649 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
12651 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
12652 library as @multilib_dir@/$(SHLIB_SONAME).
12654 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12656 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
12657 * configure: Regenerate.
12659 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12661 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
12664 2005-01-07 David Edelsohn <edelsohn@gnu.org>
12667 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
12668 Convert non-word aligned offset address using ld/std into
12671 2005-01-07 Richard Henderson <rth@redhat.com>
12673 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
12675 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
12677 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
12679 2005-01-07 Jakub Jelinek <jakub@redhat.com>
12681 PR tree-optimization/19283
12682 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
12683 is not shorter than the original type.
12685 PR rtl-optimization/19012
12686 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
12688 PR rtl-optimization/18861
12689 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
12690 (FULL_STATE): Define.
12691 (mark_tablejump_edge): New function.
12692 (purge_dead_tablejump_edges): New function.
12693 (find_bb_boundaries): Use it.
12695 PR tree-optimization/18828
12696 * builtins.c (expand_builtin_next_arg): Remove argument and all
12697 the argument checking.
12698 (expand_builtin): Adjust caller.
12699 (expand_builtin_va_start): Likewise. Remove error for too many
12701 (fold_builtin_next_arg): Issue error for too many arguments.
12702 After checking arguments, replace them with magic arguments that
12703 prevent further checking of the args.
12705 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12707 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
12709 2005-01-06 Roger Sayle <roger@eyesopen.com>
12712 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
12713 and %{.S:...} (and their negative variants) to test whether the
12714 input file is assembler or pre-processed-assembler independent of
12715 the actual filename extension.
12717 2005-01-06 Roger Sayle <roger@eyesopen.com>
12719 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
12720 of sign or zero extended values.
12722 2005-01-06 Geoffrey Keating <geoffk@apple.com>
12724 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
12725 for IBM long double format correctly.
12727 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
12729 Fix PR tree-optimization/18792
12731 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
12732 to first_loop_depth, and use loop depth instead of loop number.
12733 (build_classic_dir_vector): Ditto.
12734 (compute_data_dependences_for_loop): Use depth, not loop number.
12735 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
12736 number. Pass in loops, instead of loop numbers.
12737 (gather_interchange_stats): Ditto.
12738 (linear_transform_loops): Ditto.
12740 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
12743 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
12744 biv_fits_mode_p, extension_within_bounds_p): New functions.
12745 (check_ext_dependent_givs): Use them.
12747 2005-01-06 Roger Sayle <roger@eyesopen.com>
12749 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
12750 more than one barrier, in which case we should delete them all.
12752 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
12754 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
12756 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
12758 Fix PR middle-end/19286
12760 * dwarf2out.c (gen_subprogram_die): If we've already tried to
12761 output this subprogram, simply ignore this attempt to do it again.
12762 (add_abstract_origin_attribute): Don't abort trying to add the abstract
12763 origin attribute if it's not possible.
12764 (gen_block_die): Don't ignore subblocks of "unused" blocks.
12765 (decls_for_scope): Ditto.
12766 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
12767 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
12769 2005-01-05 Richard Henderson <rth@redhat.com>
12772 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
12773 (bdesc_2arg): Use it.
12774 (ix86_expand_binop_builtin): Force operands into registers
12776 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
12777 ix86_expand_sse_compare, ix86_expand_sse_comi,
12778 ix86_expand_builtin): Likewise.
12780 2005-01-05 Richard Henderson <rth@redhat.com>
12782 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
12784 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
12785 (mulv4hi3): Set itanium_class mmmul.
12786 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
12787 (fpack): Rename from fpack_sfsf.
12789 2005-01-05 Richard Henderson <rth@redhat.com>
12792 * reload1.c (do_input_reload): Restrict the optimization deleteing
12793 a previous output reload to RELOAD_FOR_INPUT.
12795 2005-01-05 Steven Bosscher <stevenb@suse.de>
12797 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
12798 comment that we fall through after case.
12799 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
12800 (distribute_links): Likewise.
12801 * cse.c (cse_insn): Likewise.
12802 * cselib.c (cselib_invalidate_mem): Likewise.
12803 * df.c: Update comments at the top of the file.
12804 (read_modify_subreg_p): Update comments here too.
12805 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
12806 * flow.c (mark_set_1): Likewise.
12807 (mark_used_regs): Likewise.
12808 * gcse.c (mems_conflict_for_gcse_p): Likewise.
12809 (canon_list_insert): Likewise.
12810 (mark_set): Likewise.
12811 (try_replace_reg): Likewise.
12812 (store_killed_in_insn): Likewise.
12813 * loop.c (count_one_set): Likewise.
12814 (basic_induction_var): Likewise.
12815 * postreload-gcse.c (find_mem_conflicts): Likewise.
12816 * postreload.c (reload_combine_note_store): Likewise.
12817 (move2add_note_store): Likewise.
12818 * reload.c (find_equiv_reg): Likewise.
12819 (mark_referenced_resources): Likewise.
12820 * rtlanal.c (set_noop_p): Likewise.
12821 (note_stores): Likewise.
12822 (note_uses): Likewise.
12823 * sched-deps.c (sched_analyze_1): Likewise.
12824 * sched-rgn.c (check_live_1): Likewise.
12825 (update_live_1): Likewise.
12826 * config/i860/i860.c: Likewise.
12828 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
12830 (ZERO_EXTRACT): Mention that this one can be an lvalue.
12832 * doc/rtl.texi: Update documentation for bit-fields and SET.
12834 2005-01-05 Roger Sayle <roger@eyesopen.com>
12836 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
12838 2005-01-05 Jan Hubicka <jh@suse.cz>
12839 Richard Henderson <rth@redhat.com>
12842 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
12845 2005-01-05 Richard Henderson <rth@redhat.com>
12848 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
12849 (sse_shufps): Change operand 3 to const_int_operand.
12850 (sse2_storelps): Fix typo in template.
12851 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
12852 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
12853 (ix86_expand_builtin): Likewise.
12855 2005-01-05 Julian Brown <julian@codesourcery.com>
12857 * config/arm/arm.c (arm_return_in_memory): Treat complex types
12858 as aggregates for AAPCS ABIs.
12860 2005-01-05 Stan Shebs <shebs@apple.com>
12862 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
12863 Mach-O getters if ppc64.
12864 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
12866 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12867 signed four-byte field for global code case.
12868 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
12870 2005-01-05 Roger Sayle <roger@eyesopen.com>
12872 PR middle-end/19100
12873 * c-common.c: Include real.h.
12874 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12875 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12876 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12877 * Makefile.in (c-common.o): Update dependencies.
12879 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12881 * c-parse.in (asm_string): Add trailing semicolon.
12883 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12885 * c-parse.in (asm_string): New. Don't allow wide strings in
12887 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12888 asm_string instead of STRING.
12890 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12892 * c-typeck.c (constructor_no_implicit): Remove.
12893 (set_designator, process_init_element): Don't check
12894 constructor_no_implicit.
12896 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12897 Kaz Kojima <kkojima@gcc.gnu.org>
12900 * lcm.c (create_pre_exit): New.
12901 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12902 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12904 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12906 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12907 -msoft-float in target_float_switch.
12908 * arm.c (arm_override_options): Fix processing of target_float_switch.
12910 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12912 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12915 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12917 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12918 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12920 2005-01-04 Roger Sayle <roger@eyesopen.com>
12922 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12923 if deleting the then-block allows the test-block to fallthru to the
12926 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12929 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12930 after the full declaration if the are in two different TUs.
12932 2005-01-04 Richard Henderson <rth@redhat.com>
12935 * tree-sra.c (generate_one_element_init): Just
12936 call gimplify_and_add.
12937 (generate_element_init): Record the
12938 new referenced variables and mark them for renaming
12939 and split out to ...
12940 (generate_element_init_1): This.
12941 (scalarize_init): Don't call push_gimplify_context/
12942 pop_gimplify_context.
12944 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12946 * toplev.c (get_src_pwd): Handle failure of getpwd().
12948 2005-01-04 Roger Sayle <roger@eyesopen.com>
12950 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12952 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12953 all the cases handled by it are inverted by invert_truthvalue.
12955 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12957 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12958 (save_register_windowsi): Likewise.
12960 2005-01-04 Richard Henderson <rth@redhat.com>
12962 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12964 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12966 PR middle-end/17767
12967 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12968 any simplifications of vector mode comparison operators.
12969 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12971 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12972 Devang Patel <dpatel@apple.com>
12974 PR tree-optimization/18308
12975 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12976 the operands before creating a new expression.
12977 * dojump.c (do_jump): Make drop_through_label available
12978 for all cases. Add expansion of COND_EXPR.
12980 2005-01-04 Ira Rosen <irar@il.ibm.com>
12982 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12983 INTEGER_CST instead of TREE_CONSTANT.
12984 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12985 instead of TREE_CONSTANT.
12986 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12987 instead of TREE_CONSTANT.
12989 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12991 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12993 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12996 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12997 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12999 2005-01-03 Richard Henderson <rth@redhat.com>
13001 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13002 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13003 fold_convert_const_real_from_real): Split out from ...
13004 (fold_convert_const): ... here.
13006 2005-01-03 Richard Henderson <rth@redhat.com>
13009 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13010 (mov<MMXMODEI>_internal): Likewise.
13011 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13012 Add V2SF case; use it for SSE1; don't use TI.
13013 (movdf_integer): Likewise.
13014 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13016 2005-01-03 Ira Rosen <irar@il.ibm.com>
13018 * tree-vectorizer.c (vect_strip_conversions): New function.
13019 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13020 check for binary class.
13022 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13026 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13028 * gimple-low.c (mark_blocks_with_used_vars): New function.
13029 (mark_blocks_with_used_subblocks): Ditto.
13030 (mark_used_blocks): Ditto.
13031 (pass_mark_used_blocks): New pass.
13032 * tree-inline.c: Include debug.h.
13033 (expand_call_inline): Call outlining_inline_function here.
13034 * tree-optimize.c (init_tree_optimization_passes): Add
13035 pass_mark_used_blocks.
13036 * tree-pass.h (pass_mark_used_blocks): New.
13037 * Makefile.in (tree-inline.o): Add debug.h dependency.
13039 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13041 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13042 VAR_DECLs to have weak_import attribute.
13044 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13047 2004-01-03 Steven Bosscher <stevenb@suse.de>
13049 * passes.c (rest_of_compilation): Don't run regmove if only
13050 flag_expensive_optimizations, require flag_regmove instead.
13052 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13054 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13056 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13057 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13058 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13059 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13061 2005-01-03 Richard Henderson <rth@redhat.com>
13063 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13064 (ia64_const_ok_for_letter_p): New.
13065 (ia64_const_double_ok_for_letter_p): New.
13066 (ia64_extra_constraint): New.
13067 (ia64_expand_vecint_compare): New.
13068 (ia64_expand_vcondu_v2si): New.
13069 (ia64_expand_vecint_cmov): New.
13070 (ia64_expand_vecint_minmax): New.
13071 (ia64_print_operand): Add 'v'.
13072 (ia64_preferred_reload_class): New.
13073 (ia64_vector_mode_supported_p): New.
13074 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13075 (PREFERRED_RELOAD_CLASS): Move to function.
13076 (CONST_OK_FOR_LETTER_P): Move to function.
13077 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13078 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13079 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13080 (EXTRA_CONSTRAINT): Move to function.
13081 * config/ia64/ia64.md: Include vect.md.
13082 (itanium_class): Add mmalua.
13084 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13086 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13087 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13089 (const_int_2bit_operand): New.
13090 (fr_reg_or_0_operand): New.
13091 * config/ia64/ia64-modes.def: Add vector modes.
13092 * config/ia64/ia64-protos.h: Update.
13093 * config/ia64/vect.md: New file.
13095 2005-01-03 Richard Henderson <rth@redhat.com>
13097 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13099 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13102 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13104 (log1pdf2): Change mode of operands[0,1] to DFmode.
13106 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13108 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13109 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13110 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13111 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13112 SPARC_RELAXED_ORDERING.
13114 2005-01-03 Richard Henderson <rth@redhat.com>
13115 Uros Bizjak <uros@kss-loka.si>
13118 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13119 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13120 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13122 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13123 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13124 const_pow2_1_to_128_operand): New predicates.
13126 2005-01-02 Greg McGary <greg@mcgary.org>
13128 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13130 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13131 object. [ptr_type]: Remove unused variable.
13132 Remember nearest addressable array-element or record-component
13133 when checking bitfield components. Tolerate empty BIND_EXPR.
13135 2005-01-01 Richard Henderson <rth@redhat.com>
13137 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13138 that don't narrow the value. Fail for other conversions.
13140 2005-01-01 Richard Henderson <rth@redhat.com>
13143 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13144 * c-lang.c (finish_file): Don't do it here.
13145 * objc/objc-act.c (objc_finish_file): Likewise.
13147 * cgraph.c (decl_assembler_name_equal): New.
13148 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13149 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13150 * cgraph.h (struct cgraph_varpool_node): Add next.
13151 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13152 * varasm.c (assemble_alias): Mark the target as needed.
13154 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13156 PR middle-end/19221
13157 * function.c (get_arg_pointer_save_area): Use entry_of_function
13158 instead of get_insns.
13160 2005-01-01 Roger Sayle <roger@eyesopen.com>
13161 Andrew Pinski <pinskia@physics.uc.edu>
13162 James E. Wilson <wilson@specifixinc.com>
13164 PR rtl-optimization/12092
13165 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13168 2005-01-01 Roger Sayle <roger@eyesopen.com>
13169 Olivier Hainque <hainque@act-europe.fr>
13171 * tree.c (int_fits_type_p): A narrower type always fits in a
13172 wider one, except for negative values into unsigned types.
13174 2005-01-01 Roger Sayle <roger@eyesopen.com>
13176 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13177 with the original constant rather than require TREE_OVERFLOW.
13179 2005-01-01 Steven Bosscher <stevenb@suse.de>
13181 PR middle-end/17544
13182 * c-decl.c (finish_function): If compiling C99, annotate the
13183 compiler generated return with the current file name and line 0.
13184 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13185 the source line is greater than 0.
13186 (remove_bb): Likewise.