1 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3 * tree-ssa-propagate.c (set_rhs): Check operand of
4 ADDR_EXPR for gimpliness, too.
6 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8 * tree-ssa-pre.c: Fix a comment typo.
10 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12 PR tree-optimization/21171
13 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
14 record address uses if the reference is volatile.
16 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
18 * tree-complex.c (expand_vector_operation): New, extracted from
19 expand_vector_operations_1.
20 (tree_vec_extract): Build a NOP_EXPR.
21 (expand_vec_parallel): Do not care about returning the correct type.
22 (expand_vector_operations_1): Call expand_vector_operation.
23 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
25 * tree-complex.c (gate_expand_vector_operations): New.
26 (pass_lower_vector_ssa): Use it.
27 * tree-optimize.c (init_tree_optimization_passes): Include
28 pass_lower_vector_ssa.
29 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
30 (vectorizable_operation): Use it.
31 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
32 integer modes for the vector type.
34 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
35 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
36 Do not cope with UNITS_PER_SIMD_WORD == 0.
37 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
38 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
39 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
40 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
41 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
42 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
43 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
45 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
46 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
47 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
49 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
50 (UNITS_PER_SIMD_WORD): New.
52 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
54 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
55 gcc_unreachable as appropriate.
56 (ia64_expand_load_address, ia64_expand_tls_address,
57 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
58 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
59 next_scratch_gr_reg, ia64_initial_elimination_offset,
60 ia64_expand_prologue, ia64_expand_epilogue,
61 ia64_output_dwarf_dtprel, ia64_print_operand,
62 ia64_register_move_cost, first_instruction, rws_access_regno,
63 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
64 ia64_sched_init, ia64_variable_issue,
65 ia64_first_cycle_multipass_dfs_lookahead_guard,
66 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
67 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
68 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
69 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
70 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
71 * config/ia64/predicates.md (got_symbolic_operand,
72 sdata_symbolic_operand): Likewise.
73 * config/ia64/vect.md (vcondv2sf): Likewise.
75 2005-04-27 Matt Thomas <matt@3am-software.com>
77 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
78 CONSTANT_ADDRESS_P in config/vax/vax.h
79 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
80 (INDEX_REGISTER_P): New.
81 (BASE_REGISTER_P): New.
82 (indirectable_constant_address_p): New. Adapted from
84 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h.
85 Use SYMBOL_REF_LOCAL_P.
87 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
89 (indirectable_address_p): New. Adapted from
90 INDIRECTABLE_ADDRESS_P in vax.h.
91 (nonindexed_address_p): New. Adapted from
93 GO_IF_NONINDEXED_ADDRESS in vax.h.
94 (index_temp_p): New. Adapted from
95 INDEX_TERM_P in vax.h.
96 (reg_plus_index_p): New. Adapted from
97 GO_IF_REG_PLUS_INDEX in vax.h.
99 GO_IF_NONINDEXED_ADDRESS in vax.h.
100 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
101 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
103 (legitimate_address_p): New. Adapted from
105 GO_IF_LEGITIMATE_ADDRESS in vax.h
107 GO_IF_LEGITIMATE_ADDRESS in vax.h.
109 (vax_mode_dependent_address_p): New. Adapted from
111 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h
113 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
115 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
116 legitimate_constant_address_p.
117 (CONSTANT_P): Use legitimate_constant_p.
118 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
119 (INDIRECTABLE_ADDRESS_P): Removed.
120 (GO_IF_NONINDEXED_ADDRESS): Removed.
121 (INDEX_TEMP_P): Removed.
122 (GO_IF_REG_PLUS_INDEX): Removed.
124 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p.
125 Two definitions, depending on whether REG_OK_STRICT is defined.
127 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
128 definitions, depending on whether REG_OK_STRICT is defined.
130 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
131 Two definitions, depending on whether REG_OK_STRICT is defined.
132 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
134 (legitimate_constant_p): Prototype added.
135 (legitimate_address_p): Prototype added.
136 (vax_mode_dependent_address_p): Prototype added.
138 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
140 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
142 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
145 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
148 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
151 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
152 assertion failures, if __gcc_host_wide_int__ is not properly
154 (init_dynamic_diag_info): Give errors, not assertion failures, if
155 location_t, tree or __gcc_host_wide_int__ are not properly
158 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
160 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
161 n_iv_uses, iv_use, n_iv_cands, iv_cand,
162 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
163 prepare_decl_rtl, free_loop_data,
164 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
167 * tree.h (tree_phi_node): Add a comment about the order of PHI
170 2005-04-26 Paul Brook <paul@codesourcery.com>
172 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
174 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
176 * config/mips.mips.c (mips_legitimize_tls_address): Use
179 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
180 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
181 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
183 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
186 2005-04-26 Jeff Law <law@redhat.com>
188 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
189 (op_iter_init_must_and_may_def): Likewise.
190 (unmodifiable_var_p): Move to a later point in the file.
191 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
192 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
193 (dse_record_phis): Directly check for virtual operands rather than
194 using need_imm_uses_for.
195 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
196 store has multiple V_{MAY,MUST}_DEF operands.
198 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
200 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
203 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
205 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
206 call to find_edge outside a loop to go through a PHI chain.
208 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
210 PR tree-optimization/17598
211 * fold-const.c (fold_binary): Fold comparisons of addresses
212 of COMPONENT_REFs which reference the same field to
213 comparisons of the addresses of the base objects.
215 2005-04-26 Julian Brown <julian@codesourcery.com>
217 * config/arm/arm.c (arm_return_in_msb): New function.
218 (arm_must_pass_in_stack): New function.
219 (TARGET_RETURN_IN_MSB): Define target hook.
220 (TARGET_MUST_PASS_IN_STACK): Define target hook.
221 (arm_function_value): Pad small aggregate return.
222 (arm_pad_arg_upward): New function.
223 (arm_pad_reg_upward): New function.
224 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
225 (FUNCTION_ARG_PADDING): Define macro.
226 (BLOCK_REG_PADDING): Define macro.
227 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
228 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
229 (arm_pad_reg_upward): Declare function.
231 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
233 * basic-block.h (ei_cond): New.
234 (FOR_EACH_EDGE): Call ei_cond.
236 PR tree-optimization/21047
237 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
238 (fold): Don't handle ASSERT_EXPR.
240 2005-04-25 Roger Sayle <roger@eyesopen.com>
242 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
243 all writes to any stack register as a read/write dependency on
245 (sched_analyze_2): Likewise, for reads from any stack register.
247 2005-04-25 Richard Henderson <rth@redhat.com>
249 * final.c (output_addr_const): Revert 2005-04-09 change.
251 2005-04-25 Mike Stump <mrs@apple.com>
253 * config/darwin.c (darwin_encode_section_info): Always set
254 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
256 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
259 gensupport.c, protoize.c, toplev.c: Replace calls to
260 `unlock_stream' with `unlock_std_streams'.
262 2005-04-25 Devang Patel <dpatel@apple.com>
264 * dbxout.c (dbxout_type): Emit attribute vector.
266 2005-04-05 Paul Brook <julian@codesourcery.com>
268 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
269 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
270 * config/arm/arm.c (arm_cxx_atexit_name): New function.
271 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
272 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
273 (register_dtor_fn): Likewise.
274 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
276 2005-04-25 Ian Lance Taylor <ian@airs.com>
278 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
279 * c-common.h (EXPR_STMT_EXPR): Don't define.
280 (c_common_stmt_codes): Don't define.
281 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
282 * c-gimplify.c (gimplify_expr_stmt): Remove.
283 (c_gimplify_expr): Remove EXPR_STMT case.
284 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
285 to INIT_STATEMENT_CODES.
286 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
288 2005-04-25 Jan Hubicka <jh@suse.cz>
290 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
292 * except.c: Include diagnostic.h
293 (dump_eh_tree, verify_eh_tree): New functions.
294 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
295 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
296 (dump_function_to_file): dump eh tree.
297 * tree-eh.c (mark_eh_edge): New function.
298 (mark_eh_edge_found_error): New static variable.
299 (verify_eh_edges): New function.
301 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
303 * tree-ssa-alias.c (fieldoff_t): Remove.
304 (fieldoff_s): typedef the structure itself. Create a vector of
306 (push_fields_onto_fieldstack): Return count of fields pushed.
307 Remove peeling of first field. Adjust.
308 (fieldoff_compare): Adjust.
309 (create_overlap_variables_for): Adjust.
311 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
313 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
315 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
318 * doc/install.texi: Document correct assembler and linker to use
319 on i?86-*-solaris2.10.
321 2005-04-25 Steven Bosscher <stevenb@suse.de>
323 Fix PR tree-optimization/21173
325 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
326 Unshare expression we pass to force_gimple_operand.
328 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
329 Stephen Clarke <stevec@superh.com>
330 Roger Sayle <roger@eyesopen.com>
332 PR rtl-optimization/20413
333 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
334 VOIDmode for LABEL_REF.
335 * final.c (shorten_branches): Likewise.
336 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
337 * loop.c (reg_dead_after_loop): Likewise.
338 * varasm.c (decode_addr_const): Likewise.
339 * doc/rtl.texi: Document mode requirement for LABEL_REF.
341 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
343 * config.gcc (avr-*-*): Remove redundant "case".
345 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
347 * tree-vect-analyze.c (vect_mark_relevant): Take
348 VEC(tree,heap) instead of varray_type as an argument.
349 (vect_mark_stmts_to_be_vectorized): Change the type of
350 worklist to VEC(tree,heap). Adjust uses of worklist.
352 2005-04-24 Devang Patel <dpatel@apple.com>
354 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
356 2005-04-24 Ian Lance Taylor <ian@airs.com>
358 * c-semantics.c (build_stmt): Remove test of specific tree codes
359 for TREE_SIDE_EFFECTS handling.
361 2005-04-24 Per Bothner <per@bothner.com>
363 * c-opts.c (finish_options): Make the line-number of the <built-in>
364 location 0, as assumed elsewhere, rather than 1.
366 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
368 * tree-ssa-uncprop.c (equiv_stack): Change the type o
370 (tree_ssa_uncprop, uncprop_finalize_block,
371 uncprop_initialize_block): Update uses of equiv_stack.
373 2005-04-24 Richard Henderson <rth@redhat.com>
376 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
377 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
379 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
380 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
381 <DIV, MOD>: Likewise.
383 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
385 * collect2.c (main): Unlock the stdio streams.
386 * gcc.c (main): Likewise.
387 * gcov-dump.c (main): Likewise.
388 * gcov.c (main): Likewise.
389 * gen-protos.c (main): Likewise.
390 * gensupport.c (init_md_reader_args_cb): Likewise.
391 * protoize.c (main): Likewise.
392 * toplev.c (general_init): Likewise.
394 2005-04-24 Jakub Jelinek <jakub@redhat.com>
397 * cgraph.h (cgraph_local_info): Add vtable_method field.
398 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
399 and node is vtable_method, finalized and not reachable, don't do
402 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
404 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
406 * tree-ssa-pre.c (create_value_expr_from): Use
407 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
408 * tree-ssa-propagate.c (stmt_makes_single_load,
409 stmt_makes_single_store): Use REFERENCE_CLASS_P.
410 * tree-vect-transform.c (vect_is_simple_cond): Use
412 * tree-vrp.c (extract_range_from_assert,
413 build_assert_expr_for, fp_predicate, has_assert_expr): Use
416 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
417 of tpa_to_clear to VEC(int,heap). Update uses of
418 tpa_to_clear. Free tpa_to_clear at the end.
420 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
422 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
425 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
427 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
428 and gcc_unreachable as appropriate.
429 (num_insns_constant, output_vec_const_move,
430 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
431 rs6000_emit_set_const, rs6000_emit_move,
432 spe_build_register_parallel, function_arg,
433 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
434 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
435 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
436 rs6000_common_init_builtins, expand_block_clear,
437 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
438 extract_ME, rs6000_get_some_local_dynamic_name,
439 rs6000_output_function_entry, print_operand,
440 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
441 output_cbranch, output_e500_flip_gt_bit,
442 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
443 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
444 compute_save_world_info, rs6000_stack_info,
445 rs6000_emit_load_toc_table, rs6000_frame_related,
446 spe_synthesize_frame_save, rs6000_emit_epilogue,
447 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
448 output_function_profiler, rs6000_trampoline_size,
449 rs6000_initialize_trampoline, find_addr_reg,
450 rs6000_machopic_legitimize_pic_address,
451 rs6000_initial_elimination_offset,
452 rs6000_dbx_register_number): Likewise.
453 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
454 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
455 *movti_power, *movti_string, call, call_value, sibcall,
456 sibcall_value): Likewise.
457 * config/rs6000/spe.md (*movdf_e500_double,
458 *movv2si_internal): Likewise.
459 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
462 2005-04-24 Richard Henderson <rth@redhat.com>
465 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
466 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
467 Deny modes smaller than 4 bytes.
468 * config/i386/i386-protos.h: Update.
470 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
472 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
473 Switch h8300-*-rtems* to ELF.
475 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
477 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
479 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
481 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
483 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
486 * fold-const.c: Fold &a[i]-&a[j] to i-j.
488 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
490 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
491 definitions of ssa names in condition. Split recusive part to ...
492 (tree_simplify_using_condition_1): New function.
493 (expand_simple_operations): New function.
495 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
497 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
498 (find_interesting_uses_cond): Do not use integer_zerop and
499 integer_nonzerop to check for integer constants.
500 (set_use_iv_cost): Record the value field.
501 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
502 determine_use_iv_cost_outer): Set the value field of the cost pair.
503 (may_eliminate_iv): Do not return the comparison code.
504 (iv_elimination_compare): New function.
505 (determine_use_iv_cost_condition): Set the value field. Record
506 noneliminable invariants correctly.
507 (rewrite_use_compare, rewrite_use_outer): Use the value field.
509 2005-04-23 DJ Delorie <dj@redhat.com>
511 * diagnostic.c (warning): Accept parameter to classify warning option.
512 (warning0): New, for when a pointer to an error() like function is needed.
513 * errors.c (warning): Likewise.
514 * errors.h (warning, warning0): Adjust prototypes.
515 * toplev.h (warning, warning0): Likewise.
517 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
518 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
519 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
520 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
521 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
522 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
523 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
524 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
526 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
527 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
528 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
529 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
530 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
531 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
532 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
533 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
534 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
535 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
536 config/rs6000/aix52.h, config/rs6000/darwin.h,
537 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
538 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
539 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
540 config/stormy16/stormy16.c, config/v850/v850-c.c,
541 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
544 2005-04-23 Richard Henderson <rth@redhat.com>
547 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
548 performing some integral scalar simplifications.
550 2005-04-23 Richard Henderson <rth@redhat.com>
553 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
554 simplifying CONST_VECTOR.
556 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
558 * tree-ssa-live.c (live_worklist): Take a stack allocated on
559 heap as an argument. Update uses of stack.
560 (calculate_live_on_entry): Allocate stack on heap.
562 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
563 partition_link and tpa_nodes on heap.
565 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
566 (mark_stmt_necessary, propagate_necessity,
567 mark_really_necessary_kill_operand_phis): Update uses of
569 (tree_dce_init): Allocate worklist using VEC_alloc.
570 (tree_dce_done): Free worklist using VEC_free.
572 2005-04-23 Mike Stump <mrs@apple.com>
574 * config/darwin.c (machopic_indirection_name): Don't use
576 (darwin_emit_unwind_label): Use user_label_prefix instead of
579 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
581 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
583 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
585 * config.gcc <cris-*>: Specify .opt files.
586 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
587 config/cris/linux.opt: New files.
588 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
589 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
590 (TARGET_ELF): Override to 0.
591 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
592 -melinux-stacksize=N.
593 * config/cris/cris.c: (cris_handle_option): New function.
594 (TARGET_DEFAULT_TARGET_FLAGS): Override.
595 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
596 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
597 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
598 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
599 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
600 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
601 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
602 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
603 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
604 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
605 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
606 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
607 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
608 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
609 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
610 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
611 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
612 (TARGET_LINUX): Define 0.
613 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
614 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
615 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
616 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
617 (TARGET_LINUX): Override to 1.
618 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
620 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
622 * haifa-sched.c (schedule_block): Fix thinko in previous
623 assertification patch.
625 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
627 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
628 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
629 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
630 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
631 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
632 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
633 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
635 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
636 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
637 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
638 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
639 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
640 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
641 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
642 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
643 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
644 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
645 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
646 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
647 (SUBTARGET_OPTIONS): Delete.
648 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
649 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
651 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
652 (pa_cpu_string, pa_unix_string): Delete.
653 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
654 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
656 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
657 (pa_handle_option): New function.
658 (override_options): Remove handling of -march=, -mfixed-range=,
659 -mschedule= and -munix=.
660 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
661 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
662 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
663 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
664 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
665 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
666 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
668 * config/pa/pa.opt: New file.
669 * config/pa/pa-hpux.opt: New file.
670 * config/pa/pa-hpux1010.opt: New file.
671 * config/pa/pa-hpux1111.opt: New file.
672 * config/pa/pa64-hpux.opt: New file.
674 2005-04-22 David S. Miller <davem@davemloft.net>
676 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
677 integer when it's mode is VOIDmode not DImode.
679 2005-04-22 Geoffrey Keating <geoffk@apple.com>
681 * config/rs6000/rs6000.md (sync_add<mode>_internal,
682 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
683 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
684 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
685 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
686 "bne- $-xxx" rather than local labels.
687 (sync_lock_release<mode>): Add second operand.
688 (lwsync): Use .long rather than a more meaningful opcode.
689 * doc/md.texi (Standard Names): Add description of second
690 parameter to sync_lock_test_and_set.
692 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
694 PR tree-optimization/21088
695 * fold-const.c (fold_unary, fold_binary, fold_ternary):
697 * tree-vrp.c (compare_values): Use fold_binary to compare
698 pointers. Use boolean_type_node as the type of a comparison
699 expression being folded.
700 * tree.h: Add prototypes for fold_unary, fold_binary,
703 * tree-ssa-dom.c: Fix formatting.
705 2005-04-22 Diego Novillo <dnovillo@redhat.com>
707 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
708 * lambda-code.c (perfect_nestify): Mark virtual operands in
709 the moved statement for renaming.
710 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
711 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
712 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
713 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
714 * tree-flow.h (struct var_ann_d): Update comments.
715 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
716 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
717 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
718 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
719 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
720 debug_names_replaced_by): Remove declarations.
721 (delete_update_ssa, get_current_def, set_current_def): Declare.
722 (rewrite_into_loop_closed_ssa): Add new argument. Update
724 * tree-into-ssa.c: Include params.h.
725 (old_virtual_ssa_names): Remove. Update all users.
726 (need_to_replace_names_p): Remove. Update all users.
727 (struct update_ssa_stats_d): Declare.
728 (update_ssa_stats): New local.
729 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
730 dump_tree_ssa_stats, debug_tree_ssa_stats,
731 dump_update_ssa, debug_update_ssa,
732 dump_names_replaced_by, debug_names_replaced_by): Declare.
733 (get_current_def, set current_def): Make extern.
734 (is_old_name, is_new_name): Protect against references
735 past the end of the sets.
736 (add_new_name_mapping): Assert that OLD and NEW are
737 different SSA names for the same symbol.
738 When adding a virtual mapping, update stats for virtual
740 (insert_phi_nodes_for): If UPDATE_P is true, create the
741 LHS of the new PHI by duplicating SSA name VAR.
742 (insert_phi_nodes_1): Remove. Update all users.
743 (insert_phi_nodes): Remove second argument. Update all
745 (maybe_replace_use, maybe_replace_def): New.
746 (rewrite_update_stmt): Call them.
747 (mark_def_interesting): Remove calls to is_gimple_reg.
748 (prepare_phi_args_for_update): Remove. Update all users.
749 (prepare_block_for_update): Only process virtual operands
750 and GIMPLE registers in normal form.
751 (prepare_use_sites_for): New.
752 (prepare_names_to_update): Rename from prepare_def_sites.
753 Call prepare_use_sites_for.
754 (dump_update_ssa): Rename from dump_repl_tbl.
756 Show statistics for virtual mapping heuristic.
757 (debug_update_ssa): Rename from debug_debug_repl_tbl.
758 (init_update_ssa): Initialize UPDATE_SSA_STATS.
759 (delete_update_ssa): Make extern.
760 (mark_set_for_renaming): If the set is empty, do nothing.
761 (release_ssa_name_after_update_ssa): Update comment.
762 (insert_updated_phi_nodes_for): Do not remove existing
763 PHI nodes for symbols.
764 (switch_virtuals_to_full_rewrite_p): New.
765 (switch_virtuals_to_full_rewrite): New.
766 (update_ssa): Call them.
767 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
768 for every statement before updating.
769 If all the names in NEW_SSA_NAMES have been marked for
771 Only start at the top of the CFG if there are symbols in
773 (ssa_rewrite_finalize_block): Remove.
774 (ssa_register_new_def): Remove.
775 (ssa_rewrite_stmt): Remove.
776 (ssa_rewrite_phi_arguments): Remove.
777 (ssa_rewrite_initialize_block): Remove.
778 (ssa_mark_def_sites): Remove.
779 (ssa_mark_def_sites_initialize_block): Remove.
780 (ssa_mark_phi_uses): Remove.
781 (rewrite_ssa_into_ssa): Remove.
782 * tree-phinodes.c (find_phi_node_for): Remove.
783 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
785 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
786 Remove calls to verify_dominators and
787 verify_loop_structure.
788 (tree_unswitch_single_loop): Call update_ssa.
789 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
792 (delete_tree_ssa): Assert that need_ssa_update_p returns
794 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
795 * tree-vectorizer.c (allocate_new_names, rename_def_op,
796 free_new_names): Remove. Update all users.
797 (rename_use_op): Call get_current_def.
798 (rename_variables_in_bb): Do not handle any real or
800 (slpeel_update_phis_for_duplicate_loop): Call
801 get_current_def and set_current_def instead of using
803 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
804 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
805 ssa_names_to_replace and delete_update_ssa.
806 * doc/invoke.texi: Document --param min-virtual-mappings
807 and --param virtual-mappings-ratio.
809 2005-04-22 Diego Novillo <dnovillo@redhat.com>
811 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
812 for newly created PHI nodes.
813 Call create_new_def_for for every new V_MAY_DEF and
814 V_MUST_DEF on the copied statement.
815 (struct ssa_name_map_entry): Remove.
816 (ssa_name_map_entry_hash): Remove.
817 (ssa_name_map_entry_eq): Remove.
818 (allocate_ssa_names): Remove.
819 (rewrite_to_new_ssa_names_def): Remove.
820 (rewrite_to_new_ssa_names_use): Remove.
821 (rewrite_to_new_ssa_names_bb): Remove.
822 (rewrite_to_new_ssa_names): Remove.
823 (tree_duplicate_sese_region): Remove variables ver,
824 definitions, phi, ssa_name_map and bi.
825 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
828 update_ssa instead of rewrite_ssa_into_ssa.
829 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
831 (find_uses_to_rename_use): Add argument 'need_phis'.
832 (find_uses_to_rename_stmt): Do not scan virtual operands.
833 (find_uses_to_rename): Only scan PHI nodes for
835 (rewrite_into_loop_closed_ssa): Call update_ssa.
836 (check_loop_closed_ssa_use): Ignore virtual operands.
837 (check_loop_closed_ssa_stmt): Likewise.
838 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
840 (rename_variables, set_phi_def_stmts): Remove.
841 (tree_duplicate_loop_to_header_edge): Reformat comment.
842 Remove variables BB, I and DEFINITIONS.
843 Call need_ssa_update_p.
845 (lv_adjust_loop_header_phi): Reformat comment.
846 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
847 (marked_for_rewrite_p, any_marked_for_rewrite_p,
848 mark_for_rewrite, unmark_all_for_rewrite,
849 marked_ssa_names): Remove. Update all users.
850 (release_ssa_name): If VAR has been registered for SSA
851 updating, do nothing.
852 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
853 (build_assert_expr_for): Call register_new_name_mapping.
854 (insert_range_assertions): Update call to update_ssa.
855 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
856 marked_for_rewrite_p, any_marked_for_rewrite_p,
857 marked_ssa_names): Remove.
859 2005-04-22 Jeff Law <law@redhat.com>
861 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
862 (restore_currdefs_to_original_value): Likewise.
863 (register_definitions_for_stmt): Likewise.
864 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
865 for each variable. Do not allocate/free block_defs_stack either.
866 Do not iterate if we just thread jumps. Only iterate if the
867 tree_cleanup_cfg does useful work (temporary).
868 (dom_opt_initialize_block): No longer push a marker on
870 (dom_opt_finalize_block): Removal call to restore currdefs.
871 Relax restrictions for recording edge equivalences.
872 (record_equivalences_from_phis): No longer need to track
874 (optimize_stmt): Similarly.
875 (thread_across_edge): Simplify by removing the requirement that
876 statements in the block we are threading through must be nops.
877 (initialize_hash_element): Handle GOTO_EXPR.
879 2005-04-22 David S. Miller <davem@davemloft.net>
881 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
883 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
884 fix check on CONST_DOUBLE mode. It should be VOIDmode
885 when it is representing an integer.
887 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
889 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
890 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
891 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
892 find_char_info_specifier_index,
893 find_length_info_modifier_index): Likewise.
894 * c-typeck.c (composite_type, pop_init_level): Likewise.
895 * combine.c (cant_combine_insn_p, try_combine): Likewise.
896 * cse.c (cse_insn): Likewise
897 * dominance.c (calc_dfs_tree): Likewise
898 dwarf2out.c (loc_descriptor_from_tree_1,
899 add_abstract_origin_attribute, force_decl_die,
900 force_type_die): Likewise
901 emit-rtl.c (operand_subword_force): Likewise
902 explow.c (hard_function_value): Likewise
903 expmed.c (store_bit_field, expand_divmod,
904 emit_store_flag_force): Likewise
905 expr.c (emit_move_multi_word, store_expr,
906 expand_expr_real_1): Likewise
907 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
908 output_operand): Likewise
909 flow.c (recompute_reg_usage): Likewise
910 * function.c (assign_stack_temp_for_type, assign_temp,
911 handle_epilogue_set): Likewise
912 * genextract.c (main): Likewise
913 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
914 gimplify_modify_expr_rhs, gimplify_expr): Likewise
915 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
916 ready_remove, rm_line_notes, rm_other_notes,
917 schedule_block): Likewise
918 mips-tfile.c (copy_object, out_of_bounds): Likewise
920 2005-04-22 David Edelsohn <edelsohn@gnu.org>
923 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
924 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
925 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
926 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
928 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
930 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
932 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
933 (gcc_tree_to_linear_expression): Convert to heap allocated
935 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
936 lbv_to_gcc_expression, lle_to_gcc_expression,
937 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
938 perfect_nestify): Likewise.
939 lambda.h (gcc_loopnest_to_lambda_loopnest,
940 lambda_loopnest_to_gcc_loopnest): Likewise.
941 tree-loop-linear.c (linear_transform_loops): Likewise.
943 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
945 * config/sparc/predicates.md (arith_double_operand): Use
946 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
947 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
948 (DImode, DFmode constant splitters): Likewise. Remove code for
949 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
950 (logical constant splitters): Use const_int_operand predicate.
951 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
952 HOST_BITS_PER_WIDE_INT < 64.
954 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
956 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
957 gcc_unreachable as appropriate.
958 (force_mode, emit_move_sequence, singlemove_string,
959 output_move_double, output_fp_move_double, find_addr_reg,
960 output_block_move, output_block_clear, output_and,
961 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
962 pa_adjust_cost, pa_issue_rate, print_operand,
963 output_global_address, output_arg_descriptor, output_cbranch,
964 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
965 output_call): Likewise.
966 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
967 prefetch, prefetch_cc, prefetch_nocc): Likewise.
969 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
971 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
972 _gcov_pow2_profiler and _gcov_one_value_profiler.
973 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
974 (GTFILES): Add $(srcdir)/tree-profile.c.
975 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
976 __gcov_one_value_profiler): Declare.
977 * gimplify.c (force_gimple_operand): Check whether the statements
978 should be produced in ssa form.
979 (force_gimple_operand_bsi): New function.
980 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
981 __gcov_one_value_profiler): New functions.
982 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
983 the profiled value is a power of two or not.
984 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
985 * tree-flow.h (in_ssa_p): Declare.
986 (force_gimple_operand_bsi): Declare.
987 * tree-into-ssa.c (in_ssa_p): New variable.
988 (rewrite_into_ssa): Set in_ssa_p.
989 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
990 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
991 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
992 tree_one_value_profiler_fn): New variables.
993 (tree_init_edge_profiler): Initialize the profiler function decls.
994 (tree_gen_edge_profiler): Use global gcov_type_node.
995 (prepare_instrumented_value): New function.
996 (tree_gen_interval_profiler, tree_gen_interval_profiler,
997 tree_gen_one_value_profiler): Call the library functions instead of
998 creating instrumentation code.
999 * tree.c (build_fn_decl): New function.
1000 * tree.h (build_fn_decl): Declare.
1001 * value-prof.c (rtl_divmod_values_to_profile,
1002 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
1003 tree_mod_pow2_value_transform, tree_find_values_to_profile):
1004 Do not handle may_be_other and precise values of exponents at pow2
1006 (tree_mod_subtract_transform): Reflect that value field of
1007 histogram has changed meaning.
1008 (tree_divmod_values_to_profile): Record the values correctly.
1009 (tree_values_to_profile): Update comment.
1010 * value-prof.h (struct histogram_value_t): Remove pow2 data.
1012 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
1014 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
1017 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1019 * config/i386/i386.md (length_immediate): Use gcc_assert or
1020 gcc_unreachable, as appropriate.
1021 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
1022 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
1023 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
1024 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
1025 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1026 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
1027 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
1028 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
1029 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
1030 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
1031 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
1032 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1033 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
1034 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
1035 *prefetch_sse_rex): Likewise.
1036 * config/i386/predicates.md (x86_64_immediate_operand,
1037 x86_64_zext_immediate_operand, symbolic_operand,
1038 no_seg_address_operand, aligned_operand,
1039 memory_displacement_operand): Likewise.
1040 * config/i386/sse.md (*mov<mode>_internal,
1041 *movv2df_internal): Likewise.
1043 2005-04-22 Jan Hubicka <jh@suse.cz>
1045 * Makefile.in (ipa.o, ipa-inline.o): New files.
1046 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
1047 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
1048 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
1049 * cgraphunit.c (cgraph_default_inline_p,
1050 cgraph_decide_inlining_incrementally, ncalls_inlined,
1051 nfunctions_inlined, initial_insns, overall_insns,
1052 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
1053 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1054 cgraph_mark_inline, cgraph_check_inline_limits,
1055 cgraph_default_inline_p, cgraph_recursive_inlining_p,
1056 update_callee_keys, lookup_recursive_calls,
1057 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
1058 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
1059 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
1060 pass_ipa_inline): Move to ipa-inline.c
1061 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
1063 * ipa-inline.c: New file.
1065 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1067 * doc/invoke.texi (SPARC options): Document that -mapp-regs
1068 is turned off by default on Solaris.
1070 2005-04-21 Roger Sayle <roger@eyesopen.com>
1072 * c-common.h (objc_build_method_signature): Update prototype.
1073 * stub-objc.c (objc_build_method_signature): Update the stub
1074 implementation to accept and ignore additional parameter.
1075 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
1076 the value of ellipsis to objc_build_method_signature instead
1077 of setting TREE_OVERFLOW on the parms TREE_LIST node.
1079 2005-04-21 Geoffrey Keating <geoffk@apple.com>
1081 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
1082 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
1083 gen_rtx_* not gen_rtx_fmt_*.
1084 (rs6000_emit_vector_select): Likewise.
1085 (rs6000_emit_sync): New.
1086 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
1087 (larx, stcx, cmp): New mode substitutions.
1088 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
1089 UNSPEC_ISYNC): New constants.
1090 (rlwinm): Give name.
1091 (memory_barrier, isync, lwsync): New insns.
1092 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
1093 (sync_lock_release<mode>): New expander.
1094 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
1095 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
1096 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
1097 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
1098 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
1099 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
1100 (sync_add<mode>_internal, sync_addshort_internal,
1101 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
1102 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
1103 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
1105 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
1106 is the memory before, not after, the operation. Clarify
1107 barrier requirements.
1109 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1111 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
1112 * lambda.h (lambda_vector_min_nz): Likewise.
1113 * langhooks.h (struct lang_hooks_for_types,
1114 struct lang_hooks): Likewise.
1115 * output.h (assemble_integer, this_is_asm_operands): Likewise.
1118 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
1120 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
1121 comments to avoid 'abort'. Use gcc_assert as necessary.
1122 * opts.c (common_handle_option): Likewise.
1123 * pretty-print.c (pp_base_format_text): Likewise.
1124 * print-rtl.c (print_rtx): Likewise.
1125 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
1126 * regmove.c (try_auto_increment): Likewise.
1127 * reload.c (find_valid_class, find_reloads_toplev,
1128 find_equiv_reg): Likewise.
1129 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
1130 merge_assigned_reloads): Likewise.
1131 * tree-inline.c (inline_forbidden_p_1,
1132 estimate_num_insns_1): Likewise.
1133 * tree-optimize.c (execute_todo): Likewise.
1134 * tree-outof-ssa.c (eliminate_phi): Likewise.
1135 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1136 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
1137 * tree-ssa-operands.c (parse_ssa_operands,
1138 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
1139 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
1140 * tree-ssanames.c (release_ssa_name): Likewise.
1141 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
1142 walk_tree): Likewise.
1144 * tree-ssa-operands.c (verify_abort): Fold into ..
1145 (verify_imm_links): ... here.
1147 2005-04-21 Richard Henderson <rth@redhat.com>
1149 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
1150 on non-memory operand for previous inversion.
1152 2005-04-21 Devang Patel <dpatel@apple.com>
1154 PR optimization/20994
1155 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
1156 x = !(a == b) : p , q;.
1157 (pass_if_conversion): Verify stmts and flow.
1159 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1161 * optabs.c (gen_conditional_trap): Restore #define.
1163 * alias.c (true_dependence): Remove 'abort' from comments. Use
1164 gcc_assert and gcc_unreachable as appropriate.
1165 (canon_true_dependence): Likewise.
1166 * bb-reorder.c (connect_traces): Likewise.
1167 * c-common.c (c_add_case_label): Likewise.
1168 * c-decl.c (finish_function): Likewise.
1169 * caller-save.c (insert_restore, insert_save): Likewise.
1170 * cfg.c (update_bb_profile_for_threading): Likewise.
1171 * cfganal.c (flow_active_insn_p): Likewise.
1172 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1173 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
1174 cfg_layout_merge_blocks): Likewise.
1175 * ifcvt.c (cond_exec_process_insns, merge_if_block,
1176 find_if_block): Likewise.
1177 * integrate.c (allocate_initial_values): Likewise.
1178 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
1179 swap_condition, unsigned_condition, signed_condition,
1180 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
1181 reg_or_subregno): Likewise.
1182 * lambda-code.c (lambda_compute_auxillary_space,
1183 lambda_transform_legal_p): Likewise.
1184 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
1185 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
1186 lhd_incomplete_type_error, lhd_expand_expr,
1187 lhd_types_compatible_p, lhd_tree_size): Likewise.
1188 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
1189 * local-alloc.c (update_equiv_regs): Likewise.
1190 * loop-unroll.c (peel_loop_completely
1191 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
1192 peel_loop_simple, unroll_loop_stupid,
1193 analyze_iv_to_split_insn): Likewise.
1194 * loop.c (gen_prefetch, find_and_verify_loops,
1195 basic_induction_var): Likewise.
1196 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
1197 * value-prof.c (tree_find_values_to_profile): Likewise.
1198 * varasm.c (named_section, default_assemble_integer,
1199 decode_addr_const): Likewise.
1201 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1202 Fariborz Jahanian <fjahanian@apple.com>
1204 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1205 portion of argument passed in fpr.
1206 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1207 decide on partial argument save on stack.
1209 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1211 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1214 2005-04-21 Jan Hubicka <jh@suse.cz>
1216 * cgraphunit.c: Include tree-pass.h
1217 (cgraph_decide_recursive_inlining,
1218 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
1219 cgraph_decide_inlining): Dump goes to dump_file.
1220 (cgraph_optimize): Call ipa passes instead of inliner.
1221 (cgraph_gate_inlining, pass_ipa_inline): New.
1222 * tree-optimize.c (all_ipa_passes): New static variable.
1223 (register_one_dump_file): Dead with IPA passes.
1224 (register_dump_files): Likewise.
1225 (init_tree_optimization_passes): Initialize IPA passes.
1226 (execute_todo): Do cgraph dump when asked to, do not dump function body
1228 * tree-pass.h (TODO_dump_cgraph): New macro.
1229 (ipa_passes): Declare.
1230 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
1232 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1234 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
1235 gcc_assert instead of abort.
1236 (classify_argument, examine_argument, construct_container,
1237 contains_128bit_aligned_vector_p, ix86_check_movabs,
1238 standard_80387_constant_opcode, standard_80387_constant_rtx,
1239 ix86_initial_elimination_offset, ix86_compute_frame_layout,
1240 pro_epilogue_adjust_stack, ix86_expand_epilogue,
1241 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
1242 legitimize_tls_address, output_pic_addr_const,
1243 i386_output_dwarf_dtprel, put_condition_code, print_reg,
1244 get_some_local_dynamic_name, print_operand, print_operand_address,
1245 output_387_binary_op, emit_i387_cw_initialization,
1246 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
1247 ix86_expand_clear, ix86_expand_binary_operator,
1248 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
1249 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
1250 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
1251 ix86_expand_branch, ix86_expand_setcc,
1252 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
1253 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
1254 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
1255 memory_address_length, ix86_attr_length_immediate_default,
1256 ix86_attr_length_address_default, ix86_agi_dependant,
1257 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
1258 ix86_expand_binop_builtin, ix86_force_to_memory,
1259 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
1260 x86_emit_floatuns): Likewise.
1261 * config/i386/netware.c (gen_regparm_prefix,
1262 i386_nlm_strip_name_encoding): Likewise.
1263 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1265 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1267 * optabs.c (gen_condiational_trap): Remove #define.
1268 (add_equal_note): Assertify. Remove explicit indirection from
1269 call via function pointer.
1270 (expand_ternary_op, expand_simple_binop, expand_binop,
1271 expand_twoval_unop, expand_twoval_binop,
1272 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1273 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1274 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1275 prepare_float_lib_cmp, emit_conditional_move,
1276 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1277 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1278 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1279 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1281 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1283 * vec.h: Update API to separate allocation mechanism from type.
1284 (VEC_safe_grow): New.
1285 * vec.c (calculate_allocation): New.
1286 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1287 (vec_gc_free, vec_heap_free): Remove.
1288 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1290 (mangle_macro_name): New.
1291 (struct macro_def): New.
1292 (struct macro): Add multiple argument values.
1293 (macro_expans_end): New.
1294 (push_macro_expansion): Chain on new macro. Process multiple
1295 args, create follow on expansion. Return follow on argument.
1296 (macro_input): Deal with multiple arguments.
1298 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1299 (struct tree_binfo): Adjust.
1300 * basic-block.h: Define VEC(edge,gc).
1301 (struct edge_def): Adjust.
1302 (struct basic_block_def, struct edge_iterator): Likewise.
1303 (ei_container, ei_start_1, ei_last_1): Likewise.
1304 * cfg.c (connect_src, connect_dest): Likewise.
1305 * cfgrtl.c (force_nonfallthru_and_redirect)
1306 * dbxout.c (dbxout_type)
1307 * dwarf2out.c (gen_member_die)
1308 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1309 (gcc_tree_to_linear_expression): Adjust.
1310 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1311 lbv_to_gcc_expression, lle_to_gcc_expression,
1312 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1313 perfect_nestify): Likewise.
1314 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1315 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1316 * profile.c (instrument_values): Adjust.
1317 * tree-cfg.c (modified_noreturn_calls): Adjust.
1318 (remove_fallthru_edge): Likewise.
1319 * tree-dump.c (dequeue_and_dump): Adjust.
1320 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1321 * tree-flow.h (modified_noreturn_calls): Adjust.
1322 (tree_on_heap): Remove. (yay!)
1323 (register_new_def): Adjust.
1324 * tree-into-ssa.c: Define VEC(int,heap).
1325 (block_defs_stack): Adjust.
1326 (find_idf, insert_phi_nodes, register_new_def,
1327 rewrite_initialize_block, rewrite_finalize_block,
1328 register_new_update_single, rewrite_update_init_block,
1329 rewrite_update_fini_block, rewrite_blocks,
1330 ssa_rewrite_finalize_block, ssa_register_new_def,
1331 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1332 * tree-loop-linear.c (linear_transform_loops): Adjust.
1333 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1334 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1335 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1336 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
1337 vrp_variables_stack): Adjust declarations.
1338 (tree_ssa_dominator_optimize): Adjust.
1339 (dom_opt_initialize_block, remove_local_expressions_from_table,
1340 restore_nonzero_vars_to_original_value,
1341 restore_vars_to_original_value,
1342 restore_currdefs_to_original_value, dom_opt_finalize_block,
1343 record_var_is_nonzero, record_cond, record_const_or_copy_1,
1344 optimize_stmt, update_rhs_and_lookup_avail_expr,
1345 lookup_avail_expr, record_range): Likewise.
1346 * tree-ssa-pre.c: Define VEC(basic_block,heap).
1347 (compute_antic_aux): Adjust.
1348 (inserted_exprs, create_expression_by_pieces,
1349 insert_into_preds_of_block, eliminate, mark_operand_necessary,
1350 remove_dead_inserted_code, fini_pre): Likewise.
1351 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
1352 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
1353 ssa_prop_init): Likewise.
1354 * tree-ssa.c: Define VEC(bitmap,heap).
1355 (verify_name_tags): Adjust.
1356 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
1357 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
1358 tree_divmod_values_to_profile, tree_find_values_to_profile,
1359 value_profile_transformations): Likewise.
1360 * value-prof.h: Define VEC(histogram_value,heap).
1361 * varasm.c: Remove alias_pair pointer typedef, define
1363 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
1365 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
1366 not a pointer to it. Create an object vector.
1367 (extern_symbols): Turn into an object vector.
1368 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
1370 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
1373 * Makefile.in (tree-chrec.o): Depend on params.h.
1374 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
1376 * tree-chrec.c: Depend on params.h. Replace build with buildN,
1377 and fold build with fold_buildN.
1378 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
1379 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1380 (tree_contains_chrecs): Compute an estimation of the size of the
1382 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
1383 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
1384 * tree-scalar-evolution.c (simple_iv): Ditto.
1385 * doc/invoke.texi (scev-max-expr-size): Documented.
1387 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
1389 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
1390 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
1391 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
1392 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
1393 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
1394 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
1395 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
1396 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
1397 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
1398 (darwin_fix_and_continue_switch): Delete.
1399 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
1400 (SUBTARGET_SWITCHES): Delete.
1401 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1402 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1403 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1404 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1405 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1406 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1407 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1408 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1409 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1410 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1411 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1412 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1413 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1414 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1415 (TARGET_64BIT): Undef before redefining.
1416 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1417 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1418 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1419 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1420 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1421 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1422 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1423 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1424 (ix86_debug_arg_string, ix86_debug_addr_string)
1425 (ix86_align_loops_string, ix86_align_jumps_string)
1426 (ix86_align_funcs_string): Delete.
1427 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1428 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1429 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1430 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1431 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1432 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1433 (SUBTARGET_SWITCHES): Delete.
1434 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1435 (ix86_debug_addr_string): Delete.
1436 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1437 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1438 (ix86_align_loops_string, ix86_align_jumps_string)
1439 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1440 (ix86_align_funcs_string): Make static.
1441 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1442 (ix86_handle_option): New function.
1443 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1444 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1445 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1446 of darwin_fix_and_continue_switch.
1447 (darwin_one_byte_bool): Delete.
1448 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1449 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1450 to darwin_one_byte_bool.
1451 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1452 * config/i386/djgpp.opt, config/i386/i386.opt,
1453 * config/i386/sco5.opt: New files.
1455 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1457 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1458 fp_zero_operand, fp_register_operand, intreg_operand,
1459 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1460 call_operand, call_operand_address, tgd_symbolic_operand,
1461 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1462 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1463 sp64_medium_pic_operand, data_segment_operand,
1464 text_segment_operand, splittable_symbolic_memory_operand,
1465 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1466 eq_or_neq, normal_comp_operator, noov_compare_op,
1467 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1468 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1469 const64_operand, const64_high_operand, arith11_operand,
1470 arith10_operand, arith_double_operand, arith_double_4096_operand,
1471 arith_double_add_operand, arith11_double_operand,
1472 arith10_double_operand, small_int, small_int_or_double,
1473 uns_small_int, uns_arith_operand, clobbered_register,
1474 input_operand, compare_operand): Delete.
1475 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1476 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1477 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1478 (GEN_HIGHINT64, GEN_INT64): Delete.
1479 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1480 gen_safe_XOR64): Adjust for above deletion.
1481 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1482 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1483 (legitimate_constant_p): Use const_zero_operand instead.
1484 (sparc_extra_constraint_check): Likewise.
1485 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1486 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1487 (PREDICATE_CODES): Delete.
1488 * config/sparc/sparc.md: Include predicates.md.
1489 (All patterns): Adjust for new predicate names.
1490 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1491 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1492 (movdi): Use general_operand predicate.
1493 (movdi_sp64_dbl): Delete.
1494 (movdi_const64_special): Add 'N' constraint.
1495 (movdicc): Use arith10_operand predicate.
1496 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1497 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1498 (movdi_cc_reg_sp64_trunc): Delete.
1499 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1500 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1501 (subdi3_sp32): Delete.
1502 (subdi3_insn_sp32): Change to define_insn_and_split.
1503 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1504 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1505 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1506 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1507 small_int_operand predicate.
1508 (divdi3, udivdi3): Use arith_operand predicate.
1509 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1510 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1511 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1512 (xordi3_sp64_dbl): Delete.
1513 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1514 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1515 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1516 cmp_ccx_set_not): Use arith_operand predicate.
1517 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1518 * config/sparc/predicates.md: New file.
1520 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1522 PR tree-optimization/14846
1523 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1525 (fold_single_bit_test): ... here.
1526 (fold_binary): Call fold_single_bit_test_into_sign_test
1527 instead of fold_single_bit_test.
1529 2005-04-20 James E Wilson <wilson@specifixinc.com>
1532 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1533 is another declaration.
1535 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1537 * config/cris/predicates.md: New file.
1538 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1539 (cris_movem_load_rest_p): Declare.
1540 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1541 (cris_movem_load_rest_p): Ditto. Globalize.
1542 (cris_bdap_operand, cris_bdap_biap_operand,
1543 cris_orthogonal_operator, cris_commutative_orth_op,
1544 cris_operand_extend_operator,
1545 cris_additive_operand_extend_operator, cris_extend_operator,
1546 cris_plus_or_bound_operator, cris_mem_op,
1547 cris_general_operand_or_symbol,
1548 cris_general_operand_or_gotless_symbol,
1549 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1550 cris_load_multiple_op): Remove predicate functions.
1551 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1552 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1553 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1554 * config/cris/cris.md: Include predicates.md.
1555 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1557 2005-04-20 Ian Lance Taylor <ian@airs.com>
1559 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1560 * c-common.h (STMT_EXPR_STMT): Don't define.
1561 (STMT_EXPR_NO_SCOPE): Don't define.
1562 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1563 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1564 (pp_c_expression): Likewise.
1566 2005-04-20 Richard Henderson <rth@redhat.com>
1569 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1571 2005-04-20 Jeff Law <law@redhat.com>
1573 * reload1.c (reload): Ignore equivalences between pseudos and
1576 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1579 * c-tree.h (struct c_label_list): Update comment.
1580 (struct c_label_context): Rename to struct c_label_context_se.
1581 (label_context_stack): Rename to label_context_stack_se.
1582 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1583 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1584 c_end_vm_scope): New.
1585 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1586 * c-decl.c (pop_scope): Call c_end_vm_scope.
1587 (pushdecl): Call c_begin_vm_scope for variably modified
1589 (define_label): Check for jumping into scope of identifier with
1590 variably modified type. Push label on stack for those defined at
1591 current context of identifiers with variably modified type.
1592 (start_function): Create stack level for context of identifiers
1593 with variably modified type.
1594 (finish_function): Pop stack level for context of identifiers with
1595 variably modified type.
1596 * c-typeck.c (label_context_stack): Rename to
1597 label_context_stack_se.
1598 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1599 (c_finish_goto_label): Check for jumping into scope of identifier
1600 with variably modified type. Push label on stack for those jumped
1601 to from current context of identifiers with variably modified
1603 (struct c_switch): Add blocked_vm.
1604 (c_start_case): Initialize blocked_vm.
1605 (do_case): Check blocked_vm.
1606 (c_finish_case): Add comment.
1607 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1608 variable label_context_stack.
1610 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1612 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1613 conditional_replacement, value_replacement, abs_replacement,
1615 (replace_phi_edge_with_variable): Remove argument BB.
1616 (conditional_replacement, value_replacement,
1617 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1618 Update a call to replace_phi_edge_with_variable.
1620 * tree-ssa-phiopt.c: Fix comments.
1622 2005-04-20 Michael Matz <matz@suse.de>
1625 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1628 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1630 * tree-ssa-phiopt.c: Fix comment typos.
1632 PR tree-optimization/21116
1633 * tree-ssa-phiopt.c: Fix a typo.
1635 2005-04-19 Richard Henderson <rth@redhat.com>
1637 * builtins.c (expand_builtin_sync_operation): Revert last change.
1638 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1640 (expand_compare_and_swap_loop): Likewise.
1641 (expand_sync_operation): Remove fallback from NAND to AND; invert
1642 memory operand when expanding from cmpxchg.
1643 (expand_sync_fetch_operation): Likewise.
1644 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1647 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1648 when implementing NAND. Fix double-add for AFTER.
1649 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1650 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1651 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1653 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1656 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1657 to return old memory value.
1658 (sync_compare_and_swap_cc<IMODE>): Likewise.
1660 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1661 return pre-reload. Don't consider output or anti dependencies.
1662 * config/ia64/sync.md (IMODE): New.
1663 (modesuffix): Add QI and HI.
1664 (memory_barrier): Simplify expansion.
1665 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1666 (cmpxchg_acq_<IMODE>): Likewise.
1667 (sync_lock_test_and_set<IMODE>): Likewise.
1668 (sync_lock_release<IMODE>): Likewise.
1670 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1672 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1675 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1677 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1679 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1680 Joseph S. Myers <joseph@codesourcery.com>
1682 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1683 * c-typeck.c (build_c_cast): Check these options.
1684 * doc/invoke.texi: Document these options.
1686 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1688 * tree-ssa-phiopt.c: Update a comment about the pass.
1690 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1692 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1693 config/mcore/mcore.c: Fix comment typos.
1695 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1697 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1698 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1700 2005-04-19 Paul Brook <paul@codesourcery.com>
1702 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1704 2005-04-19 Andrew Haley <aph@redhat.com>
1707 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1708 looking at a field's bitpos.
1710 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1712 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1713 libiberty functions.
1715 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1717 PR tree-optimization/21096
1718 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1720 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1723 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1724 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1726 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1728 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1729 refers to the function being dumped.
1731 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1733 * varasm.c (assemble_start_function): Remove reset of in_section.
1735 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1737 PR tree-optimization/21085
1738 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1741 2005-04-19 Ben Elliston <bje@au.ibm.com>
1743 * doc/invoke.texi (Optimize Options): Refer to the correct
1744 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1746 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1748 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1749 alloca argument to be big enough.
1751 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1754 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1757 2005-04-18 Tom Tromey <tromey@redhat.com>
1759 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1762 2005-04-18 Richard Henderson <rth@redhat.com>
1764 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1765 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1766 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1767 * config/alpha/alpha-protos.h: Update.
1768 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1769 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1770 (attr type): Add ld_l, st_c, mb.
1771 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1772 iornotsi3, xorsi_internal, xornotsi3): New.
1773 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1774 (ev4_ist_c, ev4_mb): New.
1775 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1777 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1778 (ev6_ist): Add st_c.
1780 * config/alpha/sync.md: New file.
1782 2005-04-18 Richard Henderson <rth@redhat.com>
1784 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1787 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1789 2005-04-18 Devang Patel <dpatel@apple.com>
1791 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1793 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1795 PR tree-optimization/20922
1796 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1797 Fold X + c >= X and fold X - c <= X to true.
1799 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1801 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1803 (emergency_labeled_state_free): Likewise.
1805 2005-04-18 Nick Clifton <nickc@redhat.com>
1807 * config/h8300/h8300.md (jump): Remove prescan parameter from
1808 calls to final_scan_insn.
1810 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1811 parameter from calls to final_scan_insn.
1813 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1815 (v850e, v850e1): Use the v850.opt file for target specific
1818 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1820 PR tree-optimization/21001
1821 * tree-optimize.c (init_tree_optimization_passes): Move the
1822 first pass_forwprop immediately before pass_vrp.
1824 2005-04-17 Ian Lance Taylor <ian@airs.com>
1826 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1827 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1828 from enum tree_code op to bool is_sizeof.
1829 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1830 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1831 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1833 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1835 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1838 2005-04-17 Ian Lance Taylor <ian@airs.com>
1840 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1842 2005-04-17 Richard Henderson <rth@redhat.com>
1844 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1846 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1847 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1848 of indirection through ssa names while looking for the gpr counter
1850 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1851 saved va_list_gpr_size and va_list_fpr_size.
1853 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1855 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1856 both pointers or both integers.
1858 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1859 ASSERT_EXPRs for single-use variable.
1861 * tree-into-ssa.c: Fix a comment typo.
1863 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1865 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1866 -mipsN before forcing a default of -mips2.
1868 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1870 * predict.h (IS_TAKEN): Remove.
1871 * rtl.h (NOTE_PREDICTION): Likewise.
1873 * modulo-sched.c (CFG_HOOKS): Remove.
1875 * c-parser.c (N_C_TTYPES): Remove.
1877 * tree-flow-inline.h (get_stmt_operands): Remove.
1878 * lambda-code.c, tree-ssa-loop-unswitch.c,
1879 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1880 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1881 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1882 calls to get_stmt_operands.
1883 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1885 2005-04-17 Richard Henderson <rth@redhat.com>
1888 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1889 of CUMULATIVE_ARGS past the last named argument.
1890 (alpha_va_start): Expect pretend_args_size only if strictly less than
1893 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1896 * builtins.c (expand_builtin_strcat): Convert the result of
1897 strlen to the right type.
1898 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1899 avoid creating type mismatches.
1900 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1903 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1905 2005-04-16 Richard Henderson <rth@redhat.com>
1908 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1909 Use the mode of boolean_type_node when the user doesn't provide one.
1910 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1912 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1915 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1918 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1921 2005-04-16 Roger Sayle <roger@eyesopen.com>
1922 Steven Bosscher <stevenb@suse.de>
1924 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1925 (fold_unary_to_constant): Likewise.
1927 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1929 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1932 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1934 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1935 names related to target triplets.
1936 Remove i?86-*-esix from platform directory.
1937 Remove powerpc-*-eabiaix from platform directory.
1939 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1942 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1943 falling through from SUBREG case to REG.
1945 2005-04-15 Roger Sayle <roger@eyesopen.com>
1947 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1948 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1949 (fold_binary_to_constant): Simplify using fold_binary.
1950 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1952 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1954 * gthr-posix.c (pthread_cancel): Define.
1955 (pthread_mutexattr_init): Likewise.
1956 (pthread_mutexattr_settype): Likewise.
1957 (pthread_mutexattr_destroy): Likewise.
1959 2005-04-15 David S. Miller <davem@davemloft.net>
1962 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1964 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1966 PR tree-optimization/21031
1967 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1968 (forward_propagate_into_cond_1): Call it. Forward propagate
1969 integer-integer casts into COND_EXPRs.
1971 2005-04-15 Dave Korn <dave.korn@artimi.com>
1973 * gcc.c (default_compilers): Clarify obscure error message when
1974 reading from standard input.
1976 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1978 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1979 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1981 * tree-ssa-alias.c (init_alias_info): Remove a call to
1984 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1986 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1987 of non-virtual PHI nodes like we use to.
1989 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1991 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1992 (attr_copy_rtx): Do not use it.
1994 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1996 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1998 2005-04-15 Diego Novillo <dnovillo@redhat.com>
2000 * tree-vect-transform.c (vectorizable_store): Mark necessary
2001 objects in the vectorized store needing renaming. Update the
2002 SSA graph for V_MAY_DEF operands in the original store.
2004 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2006 * tree-ssa-pre.c (compute_avail): It's okay to have
2007 TREE_INVARIANT's here, and value number the resulting expressions.
2008 (create_expression_by_pieces): Make sure operands that were
2009 min_invariant when we started, stay that way.
2011 2005-04-15 David Edelsohn <edelsohn@gnu.org>
2013 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
2015 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2017 PR tree-optimization/20936.
2018 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
2020 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2022 * doc/invoke.texi: Fix typos.
2023 * doc/md.texi: Likewise.
2024 * doc/rtl.texi: Likewise.
2025 * doc/sourcebuild.texi: Likewise.
2026 * doc/tm.texi: Likewise.
2028 2005-04-15 Uros Bizjak <uros@kss-loka.si>
2030 PR tree-optimization/21004
2031 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
2032 and floorl in c99 mode only.
2033 * builtins.c (expand_builtin_int_roundingfn): Assert that
2034 fallback_fndecl is not NULL_TREE.
2036 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2038 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
2039 * basic-block.h: Update the prototype for
2040 purge_all_dead_edges.
2041 * cfgexpand.c (tree_expand_cfg): Update a call to
2042 purge_all_dead_edges.
2043 * combine.c (combine_instructions): Likewise.
2044 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
2045 rest_of_handle_cse2, rest_of_handle_gcse,
2046 rest_of_handle_postreload): likewise.
2048 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
2051 * gimplify.c (gimplify_addr_expr): Compensate for removal of
2052 e.g. cv-qualification conversions.
2054 2005-04-14 Mike Stump <mrs@apple.com>
2056 * config/darwin-c.c (framework_construct_pathname): We must
2057 find all headers of a framework in the first instance of it
2058 found in the seach path.
2060 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2062 PR tree-optimization/21021
2063 * tree-vrp.c (compare_values): Work around a bug in the front
2064 end that produces a comparison of mismatched types.
2066 2004-04-14 Richard Henderson <rth@redhat.com>
2068 * config/ia64/ia64.h (enum fetchop_code): Remove.
2069 (enum ia64_builtins): Move ...
2070 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
2071 members except BSP and FLUSHRS.
2072 (ia64_init_builtins): Remove __sync builtins.
2073 (ia64_expand_builtin): Likewise.
2074 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
2075 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
2076 (ia64_expand_lock_release): Remove.
2077 * config/ia64/ia64.md (mf): Move to sync.md.
2078 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
2079 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
2080 * config/ia64/sync.md: New file.
2081 (memory_barrier): Rename from mf.
2082 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
2083 (cmpxchg_acq_<I48MODE>): Likewise.
2084 (sync_lock_test_and_set<I48MODE>): Likewise.
2086 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
2087 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
2089 2004-04-14 Richard Henderson <rth@redhat.com>
2091 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
2092 (ix86_compare_emitted): New.
2093 (ix86_expand_compare): Use ix86_compare_emitted if set.
2094 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
2095 and ix86_compare_op0 are set.
2096 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
2097 (TARGET_CMPXCHG, TARGET_XADD): New.
2098 (ix86_compare_emitted): Declare.
2099 * config/i386/i386.md: Include sync.md
2100 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
2101 (UNSPECV_XCHG, UNSPECV_LOCK): New.
2102 * config/i386/sync.md: New file.
2104 2004-04-14 Richard Henderson <rth@redhat.com>
2107 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2108 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
2109 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
2110 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
2111 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
2112 BT_FN_I8_VPTR_I8_I8): New.
2113 * builtins.def (DEF_SYNC_BUILTIN): New.
2114 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
2115 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
2116 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
2117 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
2118 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
2119 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
2120 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
2121 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
2122 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
2123 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
2124 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
2125 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
2126 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
2127 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
2128 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
2129 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
2130 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
2131 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
2132 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
2133 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
2134 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
2135 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
2136 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
2137 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
2138 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
2139 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
2140 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
2141 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
2142 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
2143 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
2144 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
2145 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
2146 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
2147 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
2148 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
2149 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
2150 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
2151 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
2152 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
2153 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
2154 BUILT_IN_SYNCHRONIZE: New.
2155 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
2156 as a function. Accept __sync_ as a prefix as well.
2157 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2158 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
2159 expand_builtin_lock_release): New.
2160 (expand_builtin): Call them.
2161 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
2162 neither BOTH_P nor FALLBACK_P are defined.
2163 (builtin_type_for_size): New.
2164 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
2165 (resolve_overloaded_builtin): New.
2166 * c-common.h (resolve_overloaded_builtin): Declare.
2167 (builtin_type_for_size): Declare.
2168 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
2169 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
2170 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
2171 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
2172 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
2173 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
2174 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
2175 sync_compare_and_swap_cc, sync_lock_test_and_set,
2176 sync_lock_release): New.
2177 * optabs.h: Declare them.
2178 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
2179 expand_sync_operation, expand_sync_fetch_operation,
2180 expand_sync_lock_test_and_set): Declare.
2181 * genopinit.c (optabs): Add sync optabs.
2182 * optabs.c (init_optabs): Initialize sync optabs.
2183 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
2184 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
2185 expand_sync_operation, expand_sync_fetch_operation,
2186 expand_sync_lock_test_and_set): New.
2187 * doc/extend.texi (Atomic Builtins): New section
2188 * doc/md.texi (Standard Names): Add sync patterns.
2190 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
2192 * tree-eh.c (lower_try_finally_copy): Generate new code in
2193 response to goto_queue entries as if the queue was sorted by
2194 index, not pointers.
2195 (lower_try_finally_switch): Likewise.
2197 2005-04-14 Richard Henderson <rth@redhat.com>
2199 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2200 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2202 (ix86_expand_fp_movcc): Update to match.
2203 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2204 * config/i386/i386-protos.h: Update.
2205 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2206 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2208 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2210 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2213 2005-04-14 Julian Brown <julian@codesourcery.com>
2215 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
2216 link failures on ppc64 Linux.
2218 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
2220 * config.gcc: Set cpu_type for s390.
2222 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2224 Fix PR tree-optimization/20963
2225 * tree-ssa-pre.c (compute_avail): Remove special case for
2227 (create_expression_by_pieces): Add value numbers for forced out
2230 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
2232 * config/cris/cris.md: Replace references to (reg:SI 16) with
2233 (reg:SI CRIS_SRP_REGNUM).
2235 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2237 PR tree-optimization/20657
2238 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
2239 create an appropriate range from it.
2241 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2243 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
2244 <UNSPEC_FIST_CEIL> case.
2246 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
2247 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
2248 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
2249 to implement lfloor and llfloor built-ins as x87 intrinsic function.
2250 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
2251 (lfloor<mode>2): New expanders.
2252 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
2253 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
2254 to implement lceil and llceil built-ins as x87 intrinsic function.
2255 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
2256 (lceil<mode>2): New expanders.
2258 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2260 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
2261 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
2263 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2266 * config/s390/s390-modes.def: Define TFmode.
2268 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2270 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2271 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2272 * config/mips/mips.c (mips16_insn_length): Remove reference to
2273 JUMP_TABLES_IN_TEXT_SECTION.
2275 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2277 * simplify-rtx.c (simplify_binary_operation_1): Return
2278 scalar or vector of constant 0, depending on the xor's
2281 2005-04-13 Dale Johannesen <dalej@apple.com>
2283 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2284 (objc-act.o): Ditto.
2285 * objc/objc-act.c (objc_gimplify_expr): New.
2286 (objc_get_callee_fndecl): New.
2287 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2288 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2289 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2291 2005-04-13 Devang Patel <dpatel@apple.com>
2293 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2296 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2298 CRIS prologue as RTL.
2299 * config/cris/cris-protos.h (cris_emit_movem_store)
2300 (cris_expand_prologue): Prototype.
2301 * config/cris/cris.c (struct machine_function): New member
2303 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2304 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2305 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2306 (cris_load_multiple_op, cris_return_address_on_stack)
2307 (cris_return_address_on_stack_for_return): ISO-Cify.
2308 (cris_store_multiple_op): New predicate function.
2309 (cris_expand_prologue, cris_emit_movem_store): New functions.
2310 (cris_print_operand) <case 'O'>: Handle modifications other than
2312 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2313 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2314 (cris_gen_movem_load): Rearrange slightly to make local variable
2315 src a parameter, removing osrc.
2316 (cris_setup_incoming_varargs): Set machine_function member
2317 stdarg_regs to correspond to the number of registers that need to
2319 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2321 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2322 cris_general_operand_or_gotless_symbol accept UNSPEC.
2323 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2324 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2325 ("*cris_store_multiple"): New pattern. Tweak common comment above
2326 this and "*cris_load_multiple".
2327 ("prologue"): New define_expand.
2329 * config/cris/cris.md ("epilogue"): Conditionalize on
2330 TARGET_PROLOGUE_EPILOGUE.
2332 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2335 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2336 fpsr 0 instead of fpsr 1.
2337 (divsf3_internal_thr): Ditto.
2338 (divdf3_internal_lat): Ditto.
2339 (divdf3_internal_thr): Ditto.
2340 (divxf3_internal_lat): Ditto.
2341 (divxf3_internal_thr): Ditto.
2343 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2345 PR tree-optimization/20913
2346 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
2348 PR tree-optimization/20702
2349 * tree-vrp.c (maybe_add_assert_expr): Recurse into
2350 dominator children that haven't been walked into.
2352 2005-04-13 Julian Brown <julian@codesourcery.com>
2354 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
2355 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
2358 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2360 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
2361 config/i386/sse.md: Fix comment typos.
2363 * genattrtab.c (NULL_ATTR): Remove.
2364 * ifcvt.c (NULL_EDGE): Likewise.
2366 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
2368 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
2369 NOTE_PREDICT): Remove.
2371 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2373 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
2374 * configure: Regenerate.
2375 * config.in: Likewise.
2376 * system.h: Declare vsnprintf if not already declared.
2378 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2380 * optc-gen.awk: Handle stand-alone Mask records.
2381 * opth-gen.awk: Likewise.
2382 * doc/options.texi (Option file format): Document them.
2383 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
2384 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
2385 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
2386 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
2387 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
2388 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
2389 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
2390 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
2391 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
2392 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
2393 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
2394 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
2395 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
2396 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
2397 TARGET_LONG_DOUBLE_128): Likewise.
2398 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
2399 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
2400 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2401 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2402 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2403 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2404 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2405 * config/sparc/sparc.c (fpu_option_set): New global.
2406 (sparc_handle_option): New function.
2407 (sparc_override_options): Test fpu_option_set.
2408 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2409 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2410 * config/sparc/sparc.opt: New file.
2411 * config/sparc/little-endian.opt: Likewise.
2412 * config/sparc/long-double-switch.opt: Likewise.
2414 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2416 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2417 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2418 * config/bfin/bfin.opt (mshared-library-id=): Lose
2419 Var(bfin_lib_id_given).
2421 2005-04-13 Matt Thomas <matt@3am-software.com>
2423 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2426 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2428 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2430 * cgraphunit.c (INSNS_PER_CALL): Remove.
2432 * tree-ssa-forwprop.c (vars,
2433 record_single_argument_cond_exprs,
2434 substitute_single_use_vars): Remove.
2435 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2437 (tree_ssa_forward_propagate_single_use_vars): Call
2438 forward_propagate_into_cond for each COND_EXPR.
2440 * tree-inline.c (INSNS_PER_STMT): Remove.
2442 2005-04-12 Richard Henderson <rth@redhat.com>
2444 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2445 (ix86_expand_sse_fp_minmax): ... from ...
2446 (ix86_expand_fp_movcc): ... here.
2447 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2448 * config/i386/i386-protos.h: Update.
2449 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2450 (sse_setccsf, sse_setccdf): Allow before reload.
2451 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2452 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2453 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2454 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2455 (anddf3, nanddf3, iordf3, xordf3): New.
2457 2005-04-12 Jeff Law <law@redhat.com>
2459 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2460 (tree-ssa-uncprop.o): Add dependencies.
2461 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2462 * tree-flow.h (remove_useless_stmts): Remove prototype.
2463 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2464 remove_useless_stmts.
2465 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2466 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2467 * tree-pass.h (pass_uncprop): Declare.
2468 * tree-ssa-uncprop.c: New file.
2470 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2473 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2475 2005-04-12 Caroline Tice <ctice@apple.com>
2477 Temporary fix for partitioning problems.
2478 * passes.c (rest_of_handle_final): Remove code that
2479 frees unlikely_text_section_name,
2480 * varasm.c (assemble_start_function): Test for partitioning
2481 flag before writing out section labels.
2482 (assemble_end_function): Test for partitioning flag before
2483 writing out section labels.
2485 2005-04-12 Steven Bosscher <stevenb@suse.de>
2486 Stuart Hastings <stuart@apple.com>
2487 Jan Hubicka <jh@suse.cz>
2489 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2490 references to gt-tree-cfg.h.
2491 * basic-block.h (struct basic_block_def): Don't skip rbi
2492 for garbage collection.
2493 (struct reorder_block_def): Make GTY-able.
2494 (struct control_flow_graph): New structure.
2495 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2496 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2497 but instead defines to the control_flow_graph for cfun.
2498 (label_to_block_map): New define, points to the label map of
2499 the control_flow_graph for cfun.
2500 (n_edges_for_function, n_basic_blocks_for_function,
2501 last_basic_block_for_function, basic_block_info_for_function,
2502 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2503 basic_block_info_for_function, label_to_block_map_for_function):
2504 Counterparts for the above, taking a struct function as an extra
2506 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2507 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2508 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2509 (alloc_rbi_pool, free_rbi_pool): Remove.
2510 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2511 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2513 (cfg_layout_finalize) ... and don't free it here.
2514 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2516 * flow.c (free_basic_block_vars): Set label_to_block_map and
2517 n_edges to zero too.
2518 * function.h (struct function): Add cfg field.
2519 * function.c (allocate_struct_function): Allocate the cfg.
2520 * tree-cfg.c (label_to_block_map): Remove.
2521 (build_tree_cfg): Don't allocate the rbi pool here...
2522 (delete_tree_cfg_annotations): ...and don't free it here.
2523 Also don't nullify label_to_block_map for cfun.
2525 2005-04-12 Caroline Tice <ctice@apple.com>
2527 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2528 Revert my patch from April 9.
2529 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2530 (reorder_basic_blocks): Revert my patch from April 9.
2531 (insert_section_boundary_note): Revert my patch from April 9.
2532 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2533 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2534 (COLD_END_LABEL): Revert my patch from April 9.
2535 (cold_text_section_label): Revert my patch from April 9.
2536 (cold_end_label): Revert my patch from April 9.
2537 (dwarf2out_switch_text_section): Revert my patch from April 9.
2538 (output_aranges): Revert my patch from April 9.
2539 (output_ranges): Revert my patch from April 9.
2540 (output_line_info): Revert my patch from April 9.
2541 (add_location_or_const_value_attribute): Revert my patch from April 9.
2542 (dwarf2out_var_location): Revert my patch from April 9.
2543 (dwarf2out_init): Revert my patch from April 9.
2544 (dwarf2out_finish): Revert my patch from April 9.
2545 * function.h (struct function): Revert my patch from April 9.
2546 * opts.c (decode_options): Revert my patch from April 9.
2547 * output.h (unlikely_section_label, hot_section_label,
2548 hot_section_end_label, cold_section_end_label,
2549 unlikely_text_section_name): Revert my patch from April 9.
2550 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2551 * varasm.c (unlikely_section_label, hot_section_label,
2552 hot_section_end_label, cold_section_end_label,
2553 unlikely_text_section_name): Revert my patch from April 9.
2554 (initialize_cold_section_name): Revert my patch from April 9.
2555 (unlikely_text_section): Revert my patch from April 9.
2556 (in_unlikely_text_section): Revert my patch from April 9.
2557 (named_section): Revert my patch from April 9.
2558 (function_section): Revert my patch from April 9.
2559 (current_function_section): Revert my patch from April 9.
2560 (assemble_start_function): Revert my patch from April 9.
2561 (assemble_end_function): Revert my patch from April 9.
2562 (default_section_type_flags_1): Revert my patch from April 9.
2564 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2566 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2567 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2569 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2571 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2574 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2575 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2577 2004-04-12 Richard Henderson <rth@redhat.com>
2579 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2580 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2581 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2582 (UNSPEC_*, UNSPECV_*): Renumber.
2584 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2587 From Richard Henderson <rth@redhat.com>:
2588 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2591 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2593 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2595 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2597 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2598 (bfin_library_id): New variable.
2599 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2600 instead of bfin_library_id_string.
2601 (bfin_handle_option): New function.
2602 (override_options): Remove most code to deal with shared library IDs,
2603 just check they aren't used without -mid-shared-library.
2604 (TARGET_HANDLE_OPTION): Define.
2605 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2606 * config/bfin/bfin.opt (mshared-library-id=): New.
2608 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2610 * tree-vect-transform.c: Fix comment typos.
2612 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2614 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2615 split critical edges when not possible/profitable.
2617 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2619 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2620 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2621 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2622 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2623 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2624 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2625 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2626 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2628 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2629 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2630 * config/ns32k/ns32k.opt: New file.
2632 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2634 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2635 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2636 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2637 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2638 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2639 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2640 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2641 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2642 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2643 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2644 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2645 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2646 (MASK_COLDFIRE): Formatting fixes.
2647 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2648 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2649 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2650 "_current_shared_library_a5_offset_".
2651 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2652 (MASK_ALL_CPU_BITS): New macro.
2653 (m68k_handle_option): New function.
2654 (override_options): Remove handling of m68k_library_id_string.
2655 * config/m68k/m68k.opt: New file.
2656 * config/m68k/ieee.opt: New file.
2658 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2660 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2661 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2662 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2663 (TARGET_CXX): Adjust accordingly.
2664 * target.h (struct gcc_target): Remove epxort_class_data. Add
2665 determine_class_data_visibility and class_data_always_comdat.
2666 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2667 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2668 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2669 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2670 (arm_cxx_determine_class_data_visibility): New.
2671 (arm_cxx_class_data_always_comdat): Likewise.
2672 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2673 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2674 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2675 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2676 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2679 2005-04-11 Devang Patel <dpatel@apple.com>
2681 * tree-data-ref.c (build_classic_dist_vector,
2682 compute_subscript_distance): Make externally visible.
2683 * tree-data-ref.h (build_classic_dist_vector,
2684 compute_subscript_distance): Same.
2685 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2686 Check distance vector against vectorization factor.
2687 (vect_analyze_loop): Determine vectorizaion factor before
2688 analyzing data dependences.
2689 * tree-vectorizer.c (loops_num): Make it externally visible and
2691 * tree-vectorizer.c (vect_loops_num): ... new name.
2692 * tree-vectorizer.h (vect_loops_num): New.
2694 2005-04-11 Devang Patel <dpatel@apple.com>
2696 * tree-vect-analyze.c (vect_analyze_operations): Check
2697 vectorizable codition.
2698 * tree-vect-transform.c (vect_is_simple_cond): New function.
2699 (vectorizable_condition): New function.
2700 (vect_transform_stmt): Handle condition_vec_info_type.
2701 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2702 condition_vec_info_type.
2703 (vectorizable_condition): New.
2705 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2707 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2708 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2709 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2711 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2712 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2714 * dwarf2out.c (output_line_info): Don't try to dereference
2715 a NULL current_function_decl.
2717 * config/t-slibgcc-darwin: Don't put shared libraries in
2718 directories other than $(slibdir).
2719 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2722 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2724 PR tree-optimization/20933
2725 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2726 logic to reject aliases between read-only and writable
2728 (may_alias_p): ... here.
2729 (get_tmt_for): Do not associate read-only tags to pointers
2730 whose pointed-to type is not read-only.
2731 * tree-ssa.c (verify_ssa): Check that memory stores have at
2732 least one V_MAY_DEF or V_MUST_DEF.
2734 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2737 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2738 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2739 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2740 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2742 (fwrite_unlocked): Fix prototype.
2744 * configure, config.in: Regenerate.
2746 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2748 * tree-ssa-loop-im.c: Include real.h.
2749 (determine_invariantness_stmt): If real division divisor is
2750 invariant and flag_unsafe_math_optimizations enabled, generate
2751 invariant reciprocal for hoisting.
2752 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2754 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2756 Fix PR tree-optimization/20926
2758 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2760 2005-04-11 Devang Patel <dpatel@apple.com>
2762 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2765 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2767 * fold-const.c (fold_binary_op_with_conditional_arg):
2768 use fold_buildN instead of "fold (buildN" in some
2770 (fold_unary): Likewise.
2771 (fold_binary): Likewise.
2773 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2775 Fix PR tree-optimization/20612
2776 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2778 (perfect_nestify): preheaderbb is *not* part of loop of the
2781 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2783 * tree-ssa-alias.c (may_alias_p): If the variable
2784 is a global variable and the pointer is parameter
2785 and -fargument-noalias-global is used, then
2786 the pointer cannot alias the variable.
2788 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2790 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2791 * config/sparc/sparc.h: Likewise.
2792 * config/sparc/sparc.md: Likewise.
2794 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2796 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2798 * tree-vrp.c: Fix a comment typo.
2800 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2802 PR tree-optimization/20920
2803 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2804 SSA_NAME flows through an abnormal edge.
2805 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2806 through abnormal edges.
2807 (maybe_add_assert_expr): Likewise.
2809 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2811 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2812 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2813 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2814 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2815 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2816 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2817 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2818 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2819 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2820 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2821 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2822 (TARGET_HANDLE_OPTION): Likewise.
2823 (s390_tune): Initialize to PROCESSOR_max.
2824 (s390_arch_string): Make static.
2825 (s390_tune_string, s390_warn_framesize_string): Delete.
2826 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2827 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2828 (s390_handle_arch_option, s390_handle_option): New functions.
2829 (override_options): Remove parsing of option strings.
2830 * config/s390/s390.opt: New file.
2832 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2834 * tree-complex.c (expand_vector_operations): Call
2835 update_stmt_if_modified.
2837 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2839 * tree-vect-analyze (vect_determine_vectorization_factor):
2840 Do not use GET_MODE_NUNITS.
2841 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2842 (vectorizable_load, vect_transform_loop): Likewise.
2844 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2846 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2847 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2848 * optabs.h (enum optab_index): Add new OTI_lceil.
2849 (lceil_optab): Define corresponding macro.
2850 * optabs.c (init_optabs): Initialize lceil_optab.
2851 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2852 and lceildi2 patterns.
2853 * builtins.c (expand_builtin_int_roundingfn): Handle
2854 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2855 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2856 BUILT_IN_LLCEIL{,F,L}.
2857 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2858 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2859 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2860 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2861 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2862 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2863 into lceil built-in function and (long long int)ceil{,f,l} into
2864 llceil built-in function.
2865 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2868 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2870 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2873 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2875 * config/arm/arm.c: Fix a comment typo.
2876 * doc/tree-ssa.texi: Fix a typo.
2878 2005-04-10 Steven Bosscher <stevenb@suse.de>
2880 * cselib.c (clear_table): Rename to cselib_clear_table.
2881 * cselib.h (cselib_clear_table): Add prototype.
2882 * gcse.c (gcse_main): Make 'f' argument unused.
2883 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2884 of each basic block instead.
2885 (compute_sets, compute_hash_table_work): Likewise.
2886 (constprop_register): Change int 'alter_jumps' argument to bool.
2887 (do_local_cprop): Likewise.
2888 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2889 the insn chain. Explicitly clear the cselib tables after finishing
2890 one basic block. Make sure there are no unterminated libcall blocks.
2891 Update compute_sets call.
2892 (cprop): Walk basic blocks instead of the insn chain.
2893 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2895 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2896 one_cprop_pass calls.
2898 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2900 * combine.c (combine_simplify_rtx): Remove a transformation that
2901 relies on an invalid assumption about rtl sign-extension semantics.
2903 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2905 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2906 to build_int_cst_wide.
2908 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2911 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2912 set the original address pseudo to the correct value before the
2913 original insn, if possible, and leave the insn alone, otherwise
2914 create a new pseudo, set it and replace it in the insn.
2915 * recog.c (validate_change_maybe_volatile): New.
2916 * recog.h (validate_change_maybe_volatile): Declare.
2918 2005-04-09 Caroline Tice <ctice@apple.com>
2920 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2921 Remove targetm.have_named_sections test.
2922 (fix_edges_for_rarely_executed_code): Likewise.
2923 (insert_section_boundary_note): Likewise.
2924 (reorder_basic_blocks): Check partitioning flag before calling
2925 verify_hot_cold_block_grouping.
2926 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2927 the function struct rather than global variables.
2928 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2929 (COLD_END_LABEL): Likewise
2930 (cold_text_section_label): New static global variable.
2931 (cold_end_label): Likewise.
2932 (dwarf2out_switch_text_section): Get hot/cold section labels from
2933 the function struct rather than global variables.
2934 (output_aranges): Use cold_text_section_label and cold_end_label;
2935 check partitioning flag before putting out delta.
2936 (output_ranges): Remove incorrect code attempting to use
2938 (output_line_info): Get cold section label from function struct.
2939 (add_location_or_const_value_attribute): Likewise.
2940 (get_subprogram_die): Get hot/cold section labels from function struct.
2941 (dwarf2out_var_location): Likewise.
2942 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2943 write out cold_text_section_label if partition flag is set.
2944 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2945 * function.h (struct function): Add new fields to point to hot/cold
2946 section labels: hot_section_label, cold_section_label,
2947 hot_section_end_label and cold_section_end_label; also add new field
2948 for cold text section name, unlikely_text_section_name.
2949 * opts.c (decode_options): Turn off partitioning flag if
2950 !targetm.have_named_sections.
2951 * output.h (hot_section_label): Remove.
2952 (hot_section_end_label): Remove.
2953 (cold_section_end_label): Remove.
2954 (unlikely_section_label): Remove.
2955 (unlikely_text_section_name): Remove.
2956 * passes.c (rest_of_handle_final): Remove code that frees
2957 unlikely_text_section_name.
2958 * varasm.c (unlikely_section_label): Remove.
2959 (hot_section_label): Remove.
2960 (hot_section_end_label): Remove.
2961 (cold_section_end_label): Remove.
2962 (unlikely_text_section_name): Remove.
2963 (initialize_cold_section_name): Modify to call
2964 targetm.strip_name_encoding; to store cold section name in current
2965 function struct, if it exists; and to only use the decl_section_name
2966 if flag_named_sections is true.
2967 (unlikely_text_section): Modify to get section name out of current
2968 function struct, if there is one; otherwise build it from
2969 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2970 (in_unlikely_text_section): Likewise.
2971 (named_section): Modify to get/put cold section name in current function
2972 struct, if there is one.
2973 (function_section): Change 'bool unlikely' to 'int reloc'; check
2974 targetm.have_named_sections before calling named_section.
2975 (current_function_section): Likewise.
2976 (assemble_start_function): Modify to get/put unlikely_text_section_name
2977 in current function struct; modify to get hot/cold section labels
2978 from function struct; initialize labels using
2979 ASM_GENERATE_INTERNAL_LABEL;
2980 test partitioning flag before writing out hot section label.
2981 (assemble_end_function): Test partitioning flag before writing out
2982 hot/cold section labels.
2983 (default_section_type_flags_1): Modify to use array instead of
2984 char* for unlikely_text_section_name; set flags correctly for
2985 cold text section if there is not a current function decl.
2987 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2989 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2990 and TI_VA_LIST_FPR_COUNTER_FIELD.
2991 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2992 * tree-pass.h (pass_stdarg): Add.
2993 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2994 * tree-stdarg.c: New file.
2995 * tree-stdarg.h: New file.
2996 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2997 (tree-stdarg.o): Add dependencies.
2998 * function.h (struct function): Add va_list_gpr_size and
2999 va_list_fpr_size fields.
3000 * function.c (allocate_struct_function): Initialize them.
3001 * target.h (struct gcc_target): Add stdarg_optimize_hook.
3002 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3003 (TARGET_INITIALIZER): Add it.
3005 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3006 va_list_{g,f}pr_counter_field.
3007 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3008 area will not be used. Only save registers that tree-stdarg.c
3009 detected they need saving.
3010 (ix86_va_start): Don't set up fields that won't be used.
3012 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3013 va_list_{g,f}pr_counter_field.
3014 (setup_incoming_varargs): Don't do anything if reg_save
3015 area will not be used. Only save registers that tree-stdarg.c
3016 detected they need saving.
3017 (rs6000_va_start): Don't set up fields that won't be used.
3019 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
3020 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
3021 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
3022 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3024 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3027 * config/i386/i386.c (construct_container): Pass empty aligned
3028 struct, union or class in memory.
3030 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
3032 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
3033 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
3034 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
3035 config/rs6000/predicates.md: Fix comment typos.
3037 * sched-int.h (haifa_insn_data): Remove blockage and units.
3038 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
3039 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
3040 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
3042 2005-04-09 Jan Hubicka <jh@suse.cz>
3043 Steven Bosscher <stevenb@suse.de>
3045 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
3046 * cfgloop.c (get_loop_exit_edges): Likewise.
3047 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
3049 * loop-unroll.c (analyze_insns_in_loop): Likewise.
3050 * tree-cfg.c (dump_cfg_status): Likewise.
3052 2005-04-09 David Edelsohn <edelsohn@gnu.org>
3054 * config/rs6000/predicates.md (altivec_register_operand): Remove
3055 redundant match_code test.
3056 (gpc_reg_operand): Same.
3057 (cc_reg_operand): Same.
3058 (cc_reg_not_cr0_operand): Same.
3060 2005-04-09 Jan Hubicka <jh@suse.cz>
3062 Forgotten hunk from my last merge patch:
3063 * final.c (output_addr_const): Do not call mark_referenced.
3065 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3067 * doc/tree-ssa.texi: Add immediate use documentation.
3069 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
3071 * arm.c (FL_WBUF): Define.
3072 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
3073 (arm_is_6_or_7): Delete.
3074 (arm_tune_wbuf): New.
3075 (arm_override_options): Set arm_tune_wbuf.
3076 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
3077 (arm_is_6_or_7): Delete declaration.
3078 (arm_tune_wbuf): New declartion.
3079 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
3080 (model_wbuf): Derive from arm_tune_wbuf.
3081 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
3082 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
3083 (arm740t): Mark CPUs as having a write buffer.
3085 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3087 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
3088 of 'const_double_operand' in operand 2 constraints. Update enable
3091 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3093 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
3094 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
3095 * optabs.h (enum optab_index): Add new OTI_lfloor.
3096 (lfloor_optab): Define corresponding macro.
3097 * optabs.c (init_optabs): Initialize lfloor_optab.
3098 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
3099 and lfloordi2 patterns.
3100 * builtins.c (expand_builtin_int_roundingfn): New prototype.
3101 (expand_builtin_int_roundingfn): New function.
3102 (fold_builtin_int_roundingfn): New prototype.
3103 (fold_builtin_int_roundingfn): New function, renamed from
3104 fold_builtin_lround.
3105 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
3106 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
3107 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
3108 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
3109 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
3110 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
3111 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
3112 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
3113 into lfloor built-in function and (long long int)floor{,f,l} into
3114 llfloor built-in function.
3115 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
3118 2005-04-08 Ian Lance Taylor <ian@airs.com>
3120 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
3121 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
3122 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
3123 (DO_COND, DO_BODY): Likewise.
3124 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
3125 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
3126 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
3127 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
3128 (build_continue_stmt, build_break_stmt): Don't declare.
3129 (c_do_switch_warnings): Update declaration.
3130 * c-gimplify.c (enum bc_t): Remove.
3131 (struct c_gimplify_ctx, ctxp): Remove.
3132 (push_context, pop_context): Remove static functions.
3133 (c_genericize): Don't call push_context or pop_context.
3134 (begin_bc_block, finish_bc_block): Remove static functions.
3135 (build_bc_goto): Likewise.
3136 (gimplify_c_loop): Likewise.
3137 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
3138 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
3139 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
3140 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
3141 * c-common.c (c_do_switch_warnings): Rename from
3142 c_do_switch_warnings_1.
3143 (c_do_switch_warnings) [old version]: Remove.
3144 (c_do_switch_expr_warnings): Remove.
3145 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
3146 function instead of c_do_switch_expr_warnings.
3147 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
3148 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
3149 * c-pretty-print.c (pp_c_statement): Likewise.
3150 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
3152 2005-04-08 Devang Patel <dpatel@apple.com>
3154 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
3155 While selecting replacement condition pay attention to loop header.
3157 2005-04-08 Diego Novillo <dnovillo@redhat.com>
3159 Merge from tree-cleanup-branch: VRP, store CCP, store
3160 copy-prop, incremental SSA updating of FUD chains and
3161 newly exposed symbols.
3163 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
3164 (OBJS-common): Add tree-vrp.o.
3165 (tree-vrp.o): New rule.
3166 * basic-block.h (nearest_common_dominator_for_set): Declare.
3167 * common.opt (ftree-store-ccp): New flag.
3168 (ftree-copy-prop): New flag.
3169 (ftree-vrp): New flag.
3170 (ftree-store-copy-prop): New flag.
3171 * dominance.c (nearest_common_dominator_for_set): New.
3172 * domwalk.c (walk_dominator_tree): Only traverse
3173 statements in blocks marked in walk_data->interesting_blocks.
3174 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
3175 * fold-const.c (fold): Handle ASSERT_EXPR.
3176 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
3177 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
3178 flag_tree_vrp at -O2.
3179 * timevar.def (TV_TREE_VRP): Define.
3180 (TV_TREE_COPY_PROP): Define.
3181 (TV_TREE_STORE_COPY_PROP): Define.
3182 (TV_TREE_SSA_INCREMENTAL): Define.
3183 (TV_TREE_STORE_CCP): Define.
3184 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
3185 to kill_redundant_phi_nodes from comment.
3186 (verify_expr): Handle ASSERT_EXPR.
3187 * tree-dfa.c (mark_new_vars_to_rename): Remove second
3188 argument. Update all users.
3189 (mark_call_clobbered_vars_to_rename): Remove. Update all
3191 * tree-flow-inline.h (unmodifiable_var_p): New.
3192 * tree-flow.h (enum value_range_type): Declare.
3193 (struct value_range_def): Declare.
3194 (value_range): Declare.
3195 (remove_all_phi_nodes_for): Remove. Update all users.
3196 (find_phi_node_for): Declare.
3197 (add_type_alias): Declare.
3198 (count_uses_and_derefs): Declare.
3199 (kill_redundant_phi_nodes): Remove.
3200 (rewrite_into_ssa): Remove.
3201 (rewrite_def_def_chains): Remove.
3202 (update_ssa, register_new_name_mapping, create_new_def_for,
3203 need_ssa_update_p, name_registered_for_update_p,
3204 release_ssa_name_after_update_ssa, dump_repl_tbl,
3205 debug_repl_tbl, dump_names_replaced_by,
3206 debug_names_replaced_by, mark_sym_for_renaming,
3207 mark_set_for_renaming, get_current_def, set_current_def,
3208 get_value_range, dump_value_range, debug_value_range,
3209 dump_all_value_ranges, debug_all_value_ranges,
3210 expr_computes_nonzero, loop_depth_of_name,
3211 unmodifiable_var_p): Declare.
3212 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3214 * tree-into-ssa.c (block_defs_stack): Update comment.
3215 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
3216 syms_to_rename, names_to_release, repl_tbl,
3217 need_to_initialize_update_ssa_p, need_to_update_vops_p,
3218 need_to_replace_names_p): New locals.
3219 (NAME_SETS_GROWTH_FACTOR): Define.
3220 (struct repl_map_d): Declare.
3221 (struct mark_def_sites_global_data): Add field
3223 (enum rewrite_mode): Declare.
3224 (REGISTER_DEFS_IN_THIS_STMT): Define.
3225 (compute_global_livein): Use last_basic_block instead of
3227 (set_def_block): Remove last argument. Update all callers.
3228 (prepare_use_operand_for_rename): Remove. Update all callers.
3229 (prepare_def_operand_for_rename): Remove. Update all callers.
3230 (symbol_marked_for_renaming): New.
3233 (repl_map_hash): New.
3235 (repl_map_free): New.
3236 (names_replaced_by): New.
3237 (add_to_repl_tbl): New.
3238 (add_new_name_mapping): New.
3239 (mark_def_sites): Assume that all the operands in the
3240 statement are in normal form.
3241 (find_idf): Assert that the block in the stack is valid.
3242 (get_default_def_for): New.
3243 (insert_phi_nodes_for): Add new argument 'update_p'.
3245 If update_p is true, add a new mapping between the LHS of
3246 each new PHI and the name that it replaces.
3247 (insert_phi_nodes_1): Only call find_idf if needed.
3248 (get_reaching_def): Call get_default_def_for.
3249 (rewrite_operand): Remove.
3250 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
3251 and REWRITE_THIS_STMT are false.
3252 Assume that all the operands in the statement are in
3254 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
3255 (rewrite_virtual_phi_arguments): Remove.
3256 (invalidate_name_tags): Remove.
3257 (register_new_update_single, register_new_update_set,
3258 rewrite_update_init_block, replace_use,
3259 rewrite_update_fini_block, rewrite_update_stmt,
3260 rewrite_update_phi_arguments): New.
3261 rewrite_blocks): Remove argument 'fix_virtual_phis'.
3262 Add arguments 'entry', 'what' and 'blocks'.
3263 Initialize the dominator walker according to 'what' and
3265 Start the dominator walk at 'entry'.
3266 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3267 Use it to configure the dominator walker.
3268 (rewrite_into_ssa): Remove argument 'all'.
3270 (rewrite_all_into_ssa): Remove.
3271 (rewrite_def_def_chains): Remove.
3272 (mark_def_interesting, mark_use_interesting,
3273 prepare_phi_args_for_update, prepare_block_for_update,
3274 prepare_def_site_for, prepare_def_sites,
3275 dump_names_replaced_by, debug_names_replaced_by,
3276 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3277 delete_update_ssa, create_new_def_for,
3278 register_new_name_mapping, mark_sym_for_renaming,
3279 mark_set_for_renaming, need_ssa_update_p,
3280 name_registered_for_update_p, ssa_names_to_replace,
3281 release_ssa_name_after_update_ssa,
3282 insert_updated_phi_nodes_for, update_ssa): New.
3283 * tree-loop-linear.c (linear_transform_loops): Call
3284 update_ssa instead of rewrite_into_ssa.
3285 * tree-optimize.c (vars_to_rename): Remove.
3287 (init_tree_optimization_passes): Replace
3288 pass_redundant_phi with pass_copy_prop.
3290 Replace pass_ccp with pass_store_ccp.
3291 Add pass_store_copy_prop after pass_store_ccp.
3292 (execute_todo): If the TODO_ flags don't include updating
3293 the SSA form, assert that it does not need to be updated.
3294 Call update_ssa instead of rewrite_into_ssa and
3295 rewrite_def_def_chains.
3296 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3297 (tree_rest_of_compilation):
3298 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3299 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3300 TODO_cleanup_cfg): Renumber.
3301 (TODO_verify_loops, TODO_update_ssa,
3302 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3303 TODO_update_ssa_only_virtuals): Define.
3304 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3306 * tree-phinodes.c (make_phi_node): Update documentation.
3307 (remove_all_phi_nodes_for): Remove.
3308 (find_phi_node_for): New.
3309 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3310 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3311 (interpret_rhs_modify_expr): Likewise.
3312 * tree-sra.c (decide_instantiations): Mark all symbols in
3313 SRA_CANDIDATES for renaming.
3314 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3315 (mark_all_v_defs): New function. Update all users to call it
3316 with the whole list of scalarized statements, not just the
3318 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3319 (compute_flow_insensitive_aliasing): If the tag is
3320 unmodifiable and the variable isn't or vice-versa, don't
3321 make them alias of each other.
3322 (setup_pointers_and_addressables): If the type tag for
3323 VAR is about to change, mark the old one for renaming.
3324 (add_type_alias): New.
3325 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3326 (ccp_lattice_t): Rename from latticevalue.
3327 (value): Remove. Update all users.
3328 (const_val): New local variable.
3329 (do_store_ccp): New local variable.
3330 (dump_lattice_value): Handle UNINITIALIZED.
3331 (debug_lattice_value): New.
3332 (get_default_value): Re-write.
3333 (set_lattice_value): Re-write.
3334 (def_to_varying): Remove. Update all users.
3335 (likely_value): Return VARYING for statements that make
3336 stores when STORE_CCP is false.
3337 Return VARYING for any statement other than MODIFY_EXPR,
3338 COND_EXPR and SWITCH_EXPR.
3339 (ccp_initialize): Re-write.
3340 (replace_uses_in, replace_vuse_in, substitute_and_fold):
3341 Move to tree-ssa-propagate.c.
3342 (ccp_lattice_meet): Handle memory stores when
3343 DO_STORE_CCP is true.
3344 (ccp_visit_phi_node): Likewise.
3345 (ccp_fold): Likewise.
3346 (evaluate_stmt): Likewise.
3347 (visit_assignment): Likewise.
3348 (ccp_visit_stmt): Likewise.
3349 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
3353 (do_ssa_store_ccp): New.
3354 (gate_store_ccp): New.
3355 (pass_store_ccp): Declare.
3356 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
3357 (may_propagate_copy): Reformat.
3358 Don't abort if ORIG is a virtual and DEST isn't.
3359 If NEW does not have alias information but DEST does,
3361 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
3362 copy_prop_kind, which_copy_prop): Declare.
3363 (stmt_may_generate_copy, get_copy_of_val,
3364 get_last_copy_of, set_copy_of_val, dump_copy_of,
3365 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
3366 copy_prop_visit_stmt, copy_prop_visit_phi_node,
3367 init_copy_prop, fini_copy_prop, execute_copy_prop,
3368 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
3369 store_copy_prop): New.
3370 (pass_copy_prop, pass_store_copy_prop): Declare.
3371 * tree-ssa-dom.c (struct opt_stats_d): Add fields
3372 'num_const_prop' and 'num_copy_prop'.
3373 (cprop_operand): Update them.
3374 (dump_dominator_optimization_stats): Dump them.
3375 (tree_ssa_dominator_optimize): Call update_ssa instead of
3377 (loop_depth_of_name): Declare extern.
3378 (simplify_cond_and_lookup_avail_expr): Guard against NULL
3379 values for LOW or HIGH.
3380 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
3381 (record_equivalences_from_stmt): Call expr_computes_nonzero.
3382 (cprop_operand): Only propagate if VAL != OP.
3383 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
3384 statement for renaming.
3385 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
3386 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
3387 add_type_alias if necessary.
3388 Call mark_new_vars_to_rename.
3389 (tree_ssa_iv_optimize): If new symbols need to be renamed,
3390 mark every statement updated, call update_ssa and
3391 rewrite_into_loop_closed_ssa.
3392 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
3393 from LIVEIN if VAR is a virtual.
3394 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
3395 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
3396 (get_call_expr_operands): Reformat statement.
3397 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
3399 * tree-ssa-propagate.c (ssa_prop_init): Initialize
3400 SSA_NAME_VALUE for every name.
3401 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3402 get_value_loaded_by): New.
3403 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3404 substitute_and_fold): Move from tree-ssa-ccp.c.
3405 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3406 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3407 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3409 * tree-ssa.c (verify_use): Fix error message.
3410 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3411 check_phi_redundancy, kill_redundant_phi_nodes,
3412 pass_redundant_phi): Remove. Update all users.
3413 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3414 add_type_alias, if necessary.
3415 * tree-vectorizer.h (struct _stmt_vect_info): Update
3416 documentation for field 'memtag'.
3417 * tree-vrp.c: New file.
3418 * tree.def (ASSERT_EXPR): Define.
3419 * tree.h (ASSERT_EXPR_VAR): Define.
3420 (ASSERT_EXPR_COND): Define.
3421 (SSA_NAME_VALUE_RANGE): Define.
3422 (struct tree_ssa_name): Add field 'value_range'.
3423 (PHI_REWRITTEN): Remove.
3424 (struct tree_phi_node): Remove field 'rewritten'.
3425 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3426 -ftree-store-copy-prop): Document.
3427 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3428 Document usage of update_ssa.
3430 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3433 * config/rs6000/predicates.md (altivec_register_operand): Accept
3435 (and64_operand): Do not limit CONST_INT to mask64_operand.
3436 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3437 (and_operand): Do not limit CONST_INT to mask_operand.
3439 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3441 PR rtl-optimization/20466
3442 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3443 for overlap of the address of each list member.
3444 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3446 2005-04-08 Mike Stump <mrs@apple.com>
3448 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3450 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3453 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3455 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3457 * function.c (push_function_context_to): Don't set
3459 * function.h (function): Remove contains_functions.
3460 (current_function_contains_functions): Remove.
3462 * function.h (function): Remove instrument_entry_exit.
3463 (current_function_instrument_entry_exit): Remove.
3465 * function.h (nonlocal_labels): Remove.
3467 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3469 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3470 (check_attr_value, write_attr_get, write_expr_attr_cache,
3471 find_attr, make_internal_attr): Don't reference negative_ok or
3473 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3474 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3475 (ATTR_STATIC): Adjust the value.
3477 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3479 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3481 * config/s390/tpf.h (ASM_SPEC): Define.
3483 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3485 * tree-flow.h: Remove the prototype for
3486 redirect_immediate_uses.
3487 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3489 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3491 * arm.c (arm_const_double_by_parts): New function.
3492 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3493 * arm.md (define_split for 64-bit constants): Add another one.
3495 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3497 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3499 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3501 * system.h: Revert last change.
3503 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3505 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3506 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3507 (TARGET_SWITCHES): Delete.
3508 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3509 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3510 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3511 * config/xtensa/xtensa.opt: New file.
3513 2005-04-08 Ben Elliston <bje@au.ibm.com>
3515 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3516 * config/fp-bit.h: Tidy comments.
3518 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3520 * system.h: Poison PARAMS.
3522 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3524 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3525 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3526 (TARGET_SWITCHES): Delete.
3527 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3528 * config/vax/vax.opt: New file.
3530 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3532 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3534 2005-04-07 Ian Lance Taylor <ian@airs.com>
3536 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3538 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3539 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3542 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3544 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3545 all immediate uses in PHI nodes.
3547 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3549 * arm.c (arm_const_double_inline_cost): Handle any constant by
3550 using gen_lowpart and gen_highpart_mode.
3551 (note_invalid_constants): All constants in an RTX with a constraint
3552 that permits memory are now pushed to the constant pool.
3553 (output_move_double): Delete code to handle reg to reg and
3554 constant to reg moves.
3555 (const_double_needs_minipool, output_mov_immediate): Delete.
3556 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3557 CONST_INT and CONST_VECTOR.
3558 * arm.md (ANY64): New mode macro.
3559 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3560 (movdf_soft_insn): Split reg-reg and const-reg moves.
3561 (split patterns for 64-bit constant and register moves): New.
3562 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3563 (cirrus_movdf_hard_insn): Likewise.
3564 * fpa.md (movdf_fpa): Likewise.
3565 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3566 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3568 (movv2si_internal_2): Likewise.
3569 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3570 (movdf_vfp): Likewise.
3571 * arm-protos.h (output_mov_immediate): Delete prototype.
3573 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3576 * simplify-rtx.c (simplify_unary_operation_1): Check
3577 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3579 2005-04-06 James E Wilson <wilson@specifixinc.com>
3582 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3585 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3587 * coverage.h (GCOV_TYPE_NODE): Delete.
3588 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3589 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3590 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3591 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3592 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3594 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3597 * Makefile.in (gcc.pot): Remove options.c dependency.
3598 * optc-gen.awk: Don't quote help strings with N_().
3600 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3602 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3603 the function returns a pointer type.
3605 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3607 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3608 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3609 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3610 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3611 explicit_uses members.
3612 (get_or_create_used_part_for): Initialize new fields.
3613 (fieldoff_compare): New function.
3614 (create_overlap_variables_for): Count number of fields, use
3615 heuristic to determine whether to create subvars for vars with
3617 Sort the field list by offset and avoid creating duplicate SFT's.
3619 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3621 * c.opt (-F): Remove trailing whitespace from help string.
3622 (-finput-charset): Use a tab to separate the switch name and help
3624 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3625 (-ftree-vectorizer-verbose): Likewise.
3627 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3629 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3630 a PHI argument where a use occurs instead of all PHI arguments.
3632 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3634 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3637 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3639 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3640 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3641 config/bfin/bfin.h: Fix comment typos.
3643 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3645 * doc/install.texi: Update the URL for Jacks.
3646 * doc/sourcebuild.texi: Likewise.
3648 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3651 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3652 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3654 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3656 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3658 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3660 * config/v850/v850-protos.h (override_options): Delete.
3661 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3662 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3663 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3664 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3665 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3666 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3667 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3668 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3669 (OVERRIDE_OPTIONS): Delete.
3670 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3671 (small_memory_info): Remove the value field.
3672 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3674 * config/v850/v850.c (small_memory): Remove the value field.
3675 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3676 (override_options): Delete.
3677 (v850_handle_memory_option, v850_handle_option): New functions.
3678 * config/v850/v850.opt: New file.
3680 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3682 * config.host: Add a section for generic hosts, and a subsection
3683 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3684 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3685 * config/host-darwin.h: New.
3686 * config/x-darwin: New.
3687 * config/i386/host-i386-darwin.c: New.
3688 * config/i386/x-darwin: New.
3689 * config/rs6000/host-darwin.c: Include host-darwin.h.
3690 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3691 (darwin_rs6000_gt_pch_use_address): Likewise.
3692 * config/rs6000/x-darwin: Change name of .o built, update
3693 dependencies for changes to rs6000/host-darwin.c.
3695 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3698 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3700 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3702 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3703 split_loop_exit_edge instead of loop_split_edge_with.
3705 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3707 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3708 UNSPEC_SET_VSCR): New constants, used throughout.
3710 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3712 (altivec_vspltis<VI_char>): ... this pattern, using
3713 a QImode const_int_operand for the immediate.
3714 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3717 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3720 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3722 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3724 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3726 2005-04-06 Ben Elliston <bje@au.ibm.com>
3728 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3729 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3730 macros as living in "this file" and not gcc.h.
3732 2005-04-06 Ben Elliston <bje@au.ibm.com>
3734 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3735 -ftree-live_range_split. Perhaps renamed at some point?
3737 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3740 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3741 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3743 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3745 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3746 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3747 (number_of_iterations_special): New function.
3748 (number_of_iterations_exit): Use number_of_iterations_special.
3749 Use simplify_using_outer_evolutions only at -O3.
3750 (number_of_iterations_cond, tree_simplify_using_condition,
3751 simplify_using_initial_conditions, loop_niter_by_eval,
3752 compare_trees, can_count_iv_in_wider_type_bound,
3753 simplify_using_outer_evolutions): Use fold_build.
3755 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3757 * doc/install.texi (Configuration): Document --with-java-home.
3759 2005-04-05 Richard Henderson <rth@redhat.com>
3763 * config/i386/i386.c (print_operand): Handle vector zeros.
3764 (ix86_split_to_parts): Handle CONST_VECTOR.
3765 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3766 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3767 what modes to tie for MMX and SSE registers.
3768 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3769 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3770 to vector modes as well.
3771 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3772 properly as an input mode.
3774 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3776 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3778 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3780 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3782 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3784 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3785 and local functions, set sse_nregs to 8 and float_in_sse.
3786 (function_arg_advance, function_arg): If float_in_sse, pass
3787 SFmode and DFmode arguments in SSE registers.
3788 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3790 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3791 of -funit-at-a-time.
3793 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3795 * config/i386/i386-protos.h (ix86_function_value): Accept two
3796 arguments, like the target macro.
3797 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3798 * config/i386/i386.c (ix86_function_value): Accept the second
3799 argument of the target macro.
3800 (ix86_function_ok_for_sibcall): Pass a function pointer to
3801 ix86_function_value.
3802 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3803 call to ix86_value_regno).
3804 (ix86_value_regno): Add support for returning floating point values
3807 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3809 PR tree-optimization/20076
3810 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3811 that call __builtin_return or __builtin_apply_args.
3813 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3815 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3816 Use immediate use iterator.
3817 (stmt_is_bumper_for_loop): Use immediate use iterator.
3818 * predict.c (strip_builtin_expect): Use update_stmt.
3819 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3820 on all elements of a STATEMENT_LIST.
3821 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3822 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3823 (bsi_replace): Mark stmt as modified and the update it.
3824 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3825 (expand_complex_libcal): Call update_stmt.
3826 (expand_complex_comparison): Call mark_stmt_modified.
3827 (expand_complex_operations_1): Call update_stmt_if_modified.
3828 (expand_vector_operations_1): Call mark_stmt_modified.
3829 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3830 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3831 add_immediate_use, redirect_immediate_use,
3832 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3833 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3834 (mark_new_vars_to_rename): Call update_stmt.
3835 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3836 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3838 (unmodify_stmt): Delete.
3839 (update_stmt): New. Force an update of a stmt.
3840 (update_stmt_if_modified): update a stmt if it is out of date.
3841 (get_stmt_operands): Verify stmt is NOT modified.
3842 (stmt_modified_p): Update comment.
3843 (delink_imm_use): Remove a use node from its immuse list.
3844 (link_imm_use_to_list): Link a use node to a specific list.
3845 (link_imm_use): Link a node to the correct list.
3846 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3847 it in the correct list, if appropriate.
3848 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3849 (relink_imm_use): Link a use node in place of another node in a list.
3850 (relink_imm_use_stmt): LInk a node in place of another node, and set
3852 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3853 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3854 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3855 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3856 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3857 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3858 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3859 (has_zero_uses): New. Return true if there are no uses of a var.
3860 (has_single_use): New. Return true if there is only a single use of a
3862 (single_imm_use): New. Return the simgle immediate use.
3863 (num_imm_uses): New. Return the number of immediate uses.
3864 (get_v_must_def_ops): Use is now a pointer.
3865 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3866 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3868 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3869 (delink_stmt_imm_use): Delink all immuses from a stmt.
3870 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3871 * tree-flow.h (struct dataflow_d): Delete.
3872 (immediate_use_iterator_d): New. Immediate use iterator struct.
3873 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3874 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3875 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3877 (struct stmt_ann_d): Remove dataflow_t from struct.
3878 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3879 (if_convertible_phi_p): Use FAST immuse iterator.
3880 (if_convertible_loop_p): Don't call compute_immediate_uses.
3881 (replace_phi_with_cond_modify_expr): Call update_stmt.
3882 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3883 update_stmt_if_modified.
3884 (rewrite_all_into_ssa): Initialize ssa operands.
3885 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3886 compute_immediate_uses.
3887 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3888 ssa_property is available.
3889 (execute_one_pass): Change parameters passed to execute_todo.
3890 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3891 (remove_ssa_form): Call fini_ssa_operands.
3892 (insert_backedge_copies): Delete call to modify_stmt.
3893 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3894 (release_phi_node): Delink any use nodes before releasing.
3895 (resize_phi_node): Relink any use nodes.
3896 (remove_phi_arg_num): Delink the use node.
3897 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3898 (remove_all_phi_nodes_for): Release phi node first.
3899 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3900 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3901 (scalarize_use, scalarize_copy): Call update_stmt.
3902 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3903 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3904 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3905 (ccp_initialize): Remove call to compute_immediate_uses.
3906 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3909 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3910 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3911 (eliminate_redundant_computations): Call mark_stmt_modified.
3912 (cprop_operand): Call mark_stmt_modified.
3913 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3914 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3915 (dse_optimize_stmt): Use new immuse interface.
3916 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3917 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3918 (substitute_single_use_vars): Use new immuse interface.
3919 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3920 and compute_immediate_uses.
3921 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3923 (rewrite_mem_refs): Call update_stmt.
3924 (determine_lsm): Remove call to compute_imm_uses and free_df.
3925 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3926 (try_unroll_loop_completely): Call update_stmt.
3927 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3928 (rewrite_use_compare): Call update_stmt.
3929 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3930 (rewrite_use) : Call update_stmt.
3931 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3932 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3934 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3935 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3936 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3938 (initialize_vuse_operand): New. Initialize a vuse operand.
3939 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3940 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3941 (finalize_ssa_defs): Use stmt parameter.
3942 (correct_use_link): Ensure a use node is in the correct list, and has
3943 the correct stmt pointer.
3944 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3945 finalize_ssa_v_must_defs): Also initialize use nodes.
3946 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3947 (build_ssa_operands): Seperate parsing from final operand construction.
3948 (parse_ssa_operands): New. Parse entry point for operand building.
3949 (swap_tree_operands): New. Swap 2 tree operands.
3950 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3952 (get_expr_operands): Call swap_tree_operands when needed.
3953 (copy_virtual_operands): Use initialize routines for virtual use ops.
3954 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3955 (verify_abort): New. Issue imm_use error.
3956 (verify_imm_links): New Verify imm_use links for a var.
3957 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3958 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3959 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3960 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3961 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3962 (NULL_USE_OPERAND_P) Define.
3963 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3965 (struct vuse_operand_type): New struct.
3966 (SET_USE): Call set_ssa_use_from_ptr.
3968 (PHI_ARG_INDEX_FROM_USE): Define.
3969 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3970 argument via SET_USE, not PHI_ARG_DEF_TREE.
3971 * tree-ssa-pre.c (eliminate): Call update_stmt.
3972 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3974 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3975 (nearest_common_dominator_of_uses): Use imm_use iterator.
3976 (statement_sink_location): Use imm_use iterator and interface.
3977 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3978 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3979 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3980 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3981 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3982 if new parameter is true.
3983 (init_tree_ssa): Don't initialize operand cache here.
3984 (delete_tree_ssa): Don't destroy operand cache here.
3985 (propagate_into_addr): Pass in a use pointer, return true if anything
3987 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3988 (check_phi_redundancy): Use imm_use iterator.
3989 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3991 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3992 (release_ssa_name): Delink node and all elements in its imm_use list.
3993 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3994 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3995 * tree-vectorizer.c (need_imm_uses_for): Delete.
3996 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3997 * tree.h (struct ssa_imm_use_d): Define.
3998 (SSA_NAME_IMM_USE_NODE): Define.
3999 (struct tree_ssa_name): Add imm_use node.
4001 (PHI_ARG_IMM_USE_NODE): Define.
4002 (struct phi_arg_d): Add imm_use node.
4003 (struct tree_phi_node): Remove struct dataflow_d element.
4004 (TDF_STMTADDR): Define.
4006 2005-04-05 Dale Johannesen <dalej@apple.com>
4008 * doc/invoke.texi (Optimization Options): Remove
4009 duplicate -fcse-follow-jumps. Add -fweb.
4010 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
4011 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
4013 2005-04-05 Per Bothner <per@bothner.com>
4015 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4016 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
4017 (warn_uninit): Get EXPR_LOCUS from context now instead.
4018 This fixes a USE_MAPPED_LOCATION testsuite failure.
4020 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
4022 2005-04-05 Per Bothner <per@bothner.com>
4024 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4025 of the artification 'return 0' in main() to BUILTINS_LOCATION.
4026 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
4029 2004-04-05 Devang Patel <dpatel@apple.com>
4031 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
4032 (lhsr<mode>3): ... new name.
4033 (altivec_vsra<VI_char>): Rename to ..
4034 (ashr<mode>3): ... new name.
4035 * config/rs6000/rs6000.c (builtin_description): Rename shift
4038 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
4040 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4041 gen_lowpart_for_combine.
4042 * cse.c (gen_lowpart_if_possible): Move...
4043 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
4045 (gen_lowpart_no_emit_general): Use it.
4047 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4049 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
4052 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4054 * system.h: Fix typo.
4056 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
4058 * config/bfin/bfin-modes.def: New file.
4059 * config/bfin/bfin-protos.h: New file.
4060 * config/bfin/bfin.c: New file.
4061 * config/bfin/bfin.h: New file.
4062 * config/bfin/bfin.md: New file.
4063 * config/bfin/bfin.opt: New file.
4064 * config/bfin/crti.s: New file.
4065 * config/bfin/crtn.s: New file.
4066 * config/bfin/elf.h: New file.
4067 * config/bfin/lib1funcs.asm: New file.
4068 * config/bfin/predicates.md: New file.
4069 * config/bfin/t-bfin: New file.
4070 * config/bfin/t-bfin-elf: New file.
4071 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
4072 Document new attributes.
4073 (interrupt, interrupt_handler, saveall): Update documentation for
4075 * doc/install.texi (Specific): Add entry for the Blackfin.
4076 * doc/invoke.texi (Blackfin Options): New section.
4077 * doc/md.texi (Blackfin family): New section to document constraints.
4078 * config.gcc: Add bfin*-* and bfin*-elf configurations.
4080 2005-04-05 Olivier Hainque <hainque@adacore.com>
4082 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
4083 match what the system unwinder expects.
4084 * config/mips/mips.c (mips_frame_set): If we're saving the return
4085 address register and the dwarf return address column number differs
4086 from the hard register number, adjust the note reg to refer to the
4089 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
4091 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
4092 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
4093 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4094 (processor_type): New enum.
4095 (mn10300_processor): New variable.
4096 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
4097 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
4098 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4099 (PROCESSOR_DEFAULT): New macro.
4100 * config/mn10300/mn10300.c (mn10300_processor): New variable.
4101 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4102 (mn10300_handle_option, mn10300_override_options): New functions.
4103 * config/mn10300/mn10300.opt: New file.
4105 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4106 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4108 PR tree-optimization/19903
4109 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
4110 that don't fit in their type after conversion.
4112 2005-04-05 Uros Bizjak <uros@kss-loka.si>
4115 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
4116 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
4117 Allocate local stack slots here. Set ix86_optimize_mode_switching.
4118 flag here. Implement using define_insn_and_split.
4119 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
4120 (frndintxf2_mask_pm_i387): New insn patterns.
4121 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
4122 Do not set ix86_optimize_mode_switching flag.
4123 (ceilsf2, ceildf2, ceilxf2): Same.
4124 (btruncsf2, btruncdf2, btruncxf2): Same.
4125 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
4127 2005-04-05 Ian Lance Taylor <ian@airs.com>
4130 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
4131 i386_pe_record_external_function.
4132 (i386_pe_record_external_function): Update declaration.
4133 * config/i386/winnt.c (struct extern_list): Add decl field.
4134 (i386_pe_record_external_function): Add decl parameter.
4135 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
4137 * config/i386/i386-protos.h (i386_pe_record_external_function):
4140 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
4142 * config/m68k/m68k-protos.h: Add a prototype for
4143 valid_dbcc_comparison_p_2.
4144 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
4145 extend_operator, const_uint32_operand, const_sint32_operand,
4146 general_src_operand, nonimmediate_src_operand,
4147 memory_src_operand, post_inc_operand, pre_dec_operand,
4148 pcrel_address): Move to predicates to predicates.md.
4149 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
4150 * config/m68k/m68k.md: Include predicates.md.
4151 * config/m68k/predicates.md: New.
4153 2005-04-04 Roger Sayle <roger@eyesopen.com>
4155 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
4157 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
4159 2005-04-04 Ian Lance Taylor <ian@airs.com>
4161 * c-typeck.c (struct c_switch): Rename switch_stmt field to
4163 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
4164 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
4165 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
4166 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
4167 * c-common.c (c_do_switch_warnings_1): New static function broken
4168 out of c_do_switch_warnings.
4169 (c_do_switch_warnings): Call c_do_switch_warnings_1.
4170 (c_do_switch_expr_warnings): New function.
4171 * c-common.h (c_do_switch_expr_warnings): Declare.
4173 2005-04-04 David Edelsohn <edelsohn@gnu.org>
4174 Daniel Jacobowitz <dan@codesourcery.com>
4176 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
4178 * rtlanal.c (may_trap_p): Same.
4180 2005-04-04 Dale Johannesen <dalej@apple.com>
4182 * ChangeLog: remove reference to ChangeLog.12.
4184 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4186 CRIS epilogue as RTL.
4187 * config/cris/cris.md: Change all 0 in unspec 0 to
4189 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
4190 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
4192 ("return"): Change to define_expand. Call cris_expand_return for
4194 ("*return_expanded"): New pattern.
4195 ("epilogue"): New define_expand.
4196 * config/cris/cris.h (PREDICATE_CODES): Add
4197 cris_load_multiple_op.
4198 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4200 (enum cris_retinsn_type): New.
4201 (struct machine_function): New member return_type.
4202 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4203 (cris_target_asm_function_epilogue): Remove, moving RTLified
4205 (cris_expand_epilogue): New function.
4206 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4207 (cris_gen_movem_load, cris_load_multiple_op)
4208 (cris_return_address_on_stack_for_return, cris_expand_return): New
4210 (cris_target_asm_function_prologue)
4211 (cris_initial_frame_pointer_offset): Call
4212 cris_reg_saved_in_regsave_area instead of complicated expression.
4213 Call cris_return_address_on_stack instead of an expression.
4214 (cris_print_operand) <case 'o', case 'O'>: New cases.
4215 (cris_return_address_on_stack): Change return-type to bool.
4216 (cris_simple_epilogue): Ditto. Return false if registers are
4218 * config/cris/cris-protos.h (cris_simple_epilogue)
4219 (cris_return_address_on_stack): Adjust prototype return type.
4220 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
4221 (cris_return_address_on_stack_for_return): New prototypes.
4223 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4225 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
4226 gpr_or_int12_operand.
4228 * config/frv/frv-protos.h: Add a prototype to
4229 frv_legitimate_memory_operand and frv_const_unspec_p.
4230 (frv_unspec): Move from frv.c.
4231 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
4232 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
4233 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
4234 gpr_or_fpr_operand, gpr_or_int12_operand,
4235 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
4236 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
4237 int6_operand, int5_operand, uint5_operand, uint4_operand,
4238 uint1_operand, int_2word_operand, uint16_operand,
4239 upper_int16_operand, integer_register_operand,
4240 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
4241 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
4242 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
4243 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
4244 move_destination_operand, movcc_fp_destination_operand,
4245 frv_function_symbol_referenced_p, move_source_operand,
4246 condexec_dest_operand, condexec_source_operand,
4247 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
4248 const_unspec_operand, gpr_or_memory_operand,
4249 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
4250 icc_operand, fcc_operand, cc_operand, icr_operand,
4251 fcr_operand, cr_operand, call_operand, sibcall_operand,
4252 symbolic_operand, relational_operator,
4253 integer_relational_operator, float_relational_operator,
4254 ccr_eqne_operator, minmax_operator,
4255 condexec_si_binary_operator, condexec_si_media_operator,
4256 condexec_si_divide_operator, condexec_si_unary_operator,
4257 condexec_sf_conv_operator, condexec_sf_add_operator,
4258 condexec_memory_operand, intop_compare_operator, acc_operand,
4259 even_acc_operand, quad_acc_operand, accg_operand: Move to
4261 * config/frv/frv.h (PREDICATE_CODES): Remove.
4262 * config/frv/frv.md: Include predicates.md.
4263 * config/frv/predicates.md: New.
4265 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4268 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4269 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4270 (add_standard_iv_candidates_for_size): New function, extracting code
4271 from add_standard_iv_candidates and parameterizing it by type size.
4272 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4274 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4276 * system.h (GCOV_SIZE_TYPE): Unposion.
4277 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4278 (GCOV_TYPE_SIZE): ...this new macro.
4279 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4280 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4281 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4282 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4283 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4284 instead of unsigned_intSI_type_node.
4285 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4286 (rtl_gen_one_value_profiler_no_edge_manipulation)
4287 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4288 * value-prof.c: Include coverage.h.
4290 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4291 Diego Novillo <dnovillo@redhat.com>
4293 Fix PR tree-optimization/20703
4294 Fix PR tree-optimization/20725
4296 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4297 (create_expression_by_pieces): Ditto.
4298 (valid_in_set): Ditto. Also handle tcc_declaration.
4299 (find_or_generate_expression): Handle comparison class.
4300 (insert_into_preds_of_block): Ditto.
4301 (insert_aux): Ditto.
4302 (create_value_expr_from): Handle comparison class, recursively
4303 handle reference nodes.
4304 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4305 (execute_pre): Fix spacing.
4306 (do_fre): Renamed to execute_fre.
4308 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4310 * doc/invoke.texi (SPARC options): Document that
4311 -mlittle-endian is not supported on Linux either.
4313 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4317 * config.gcc (Obsolete configurations): Remove
4318 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4319 (sparclite-*-coff*): Delete.
4320 (sparclite-*-elf*): Likewise.
4321 (sparc86x-*-elf*): Likewise.
4322 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4323 * config/sparc/lite.h: Delete.
4324 * config/sparc/litecoff.h: Likewise.
4325 * config/sparc/liteelf.h: Likewise.
4326 * config/sparc/sp86x-elf.h: Likewise.
4327 * config/sparc/t-sparclite: Likewise.
4328 * config/sparc/t-sp86x: Likewise.
4330 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4332 * config/s390/s390-protos.h: (s390_comparison,
4333 s390_alc_comparison, s390_slb_comparison, const0_operand,
4334 consttable_operand, larl_operand, s_operand,
4335 shift_count_operand, bras_sym_operand, load_multiple_operation,
4336 store_multiple_operation, s390_plus_operand): Remove prototypes.
4337 (s390_legitimate_address_without_index_p): New prototype.
4338 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
4340 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
4341 const0_operand, consttable_operand, larl_operand, s_operand,
4342 shift_count_operand, bras_sym_operand, load_multiple_operation,
4343 store_multiple_operation, s390_plus_operand): Move to
4345 (check_mode): Remove.
4346 (s390_branch_condition_mask): Remove 'static'. Move prototype to
4348 (s390_legitimate_address_without_index_p): New.
4349 * config/s390/s390.h (PREDICATE_CODES): Remove.
4350 * config/s390/s390.md: Include predicates.md.
4351 * config/s390/predicates.md: New.
4353 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4356 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
4357 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
4358 (NEED_INDICATE_EXEC_STACK): Define to 1.
4359 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
4360 (NEED_INDICATE_EXEC_STACK): Define to 1.
4361 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
4362 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
4363 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
4364 (pic_helper_emitted_p): New global.
4365 (emit_pic_helper): New function extracted from...
4366 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
4367 Do not call emit_pic_helper if delay_pic_helper is true.
4368 (sparc_expand_prologue): Pass 'false' to load_pic_register.
4369 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
4370 (sparc_file_end): New function.
4372 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4374 * config/mcore/mcore-protos.h: Remove the prototypes for
4375 mcore_arith_reg_operand, mcore_general_movsrc_operand,
4376 mcore_general_movdst_operand, mcore_reload_operand,
4377 mcore_arith_J_operand, mcore_arith_K_operand,
4378 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
4379 mcore_arith_K_S_operand, mcore_arith_imm_operand,
4380 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4381 mcore_literal_K_operand, mcore_addsub_operand,
4382 mcore_compare_operand, mcore_load_multiple_operation,
4383 mcore_store_multiple_operation, mcore_call_address_operand.
4384 Add a prototype for const_ok_for_mcore.
4385 * config/mcore/mcore.c (mcore_call_address_operand,
4386 mcore_general_movsrc_operand, mcore_general_movdst_operand,
4387 mcore_arith_reg_operand, mcore_reload_operand,
4388 mcore_arith_J_operand, mcore_arith_K_operand,
4389 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
4390 mcore_arith_M_operand, mcore_arith_imm_operand,
4391 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4392 mcore_literal_K_operand, mcore_addsub_operand,
4393 mcore_compare_operand, mcore_load_multiple_operation,
4394 mcore_store_multiple_operation): Move to predicates.md.
4395 (const_ok_for_mcore): Export.
4396 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
4397 * config/mcore/mcore.md: Include predicates.md.
4398 * config/mcore/predicates.md: New.
4400 * config/mcore/predicates.md: Fix a comment typo.
4402 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4403 Adrian Straetling <straetling@de.ibm.com>
4405 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4406 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4407 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4409 ("imul"): Removed from "type" attribute.
4410 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4411 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4412 Changed type to imulsi.
4413 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4415 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4417 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4418 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4419 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4420 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4421 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4422 (TARGET_SWITCHES, mcore_stack_increment_string)
4423 (TARGET_OPTIONS): Delete.
4424 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4425 than *_BIT constants.
4426 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4427 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4428 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4429 (mcore_override_options): Delete mcore_stack_increment code.
4430 Change use of M340_BIT to MASK_M340.
4431 * config/mcore/mcore.opt: New file.
4433 2005-04-04 Ian Lance Taylor <ian@airs.com>
4435 * config/arm/arm.c (replace_symbols_in_block): Remove static
4438 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4440 * config/fr30/fr30-protos.h: Remove the prototypes for
4441 stack_add_operand, add_immediate_operand,
4442 high_register_operand, low_register_operand, call_operand,
4443 di_operand, and nonimmediate_di_operand.
4444 * config/fr30/fr30.c (stack_add_operand,
4445 add_immediate_operand, high_register_operand,
4446 low_register_operand, call_operand, di_operand,
4447 nonimmediate_di_operand): Move to predicates.md.
4448 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4449 * config/fr30/fr30.md: Include predicates.md.
4450 * config/fr30/predicates.md: New.
4452 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4453 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4454 mcore_call_address_operand.
4456 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4457 general_movsrc_operand.
4459 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4461 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4464 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4467 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4470 2005-04-04 Richard Henderson <rth@redhat.com>
4471 Jakub Jelinek <jakub@redhat.com>
4473 PR rtl-optimization/16104
4474 * fold-const.c (fold_unary): Fix folding of vector conversions.
4476 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4478 * config.gcc (xstormy16-*-elf): Set extra_options.
4479 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4480 * config/stormy16/stormy16.opt: New file.
4482 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4484 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4485 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4486 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4487 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4488 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4489 (TARGET_UNIX_ASM): Delete.
4490 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4491 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4492 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4493 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4494 * config/pdp11/pdp11.opt: New file.
4496 2005-04-03 Roger Sayle <roger@eyesopen.com>
4497 Alexandre Oliva <aoliva@redhat.com>
4500 * fold-const.c (non_lvalue): Split tests into...
4501 (maybe_lvalue_p): New function.
4502 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4503 C++ front-end prior to lowering into gimple form.
4505 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4507 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4508 BUILT_IN_STRNCASECMP): New.
4509 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4512 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4515 * arm.md (addsi3_compare0_for_combiner): Delete.
4516 (addsi3_compare0_scratch_for_combiner): Delete.
4517 (cmpsi_neg_shiftsi): Delete.
4518 (compare_negsi_si): New pattern.
4519 (cmpsi_negshiftsi_si): New pattern.
4520 (negated_cbranchsi4): Restrict to equality_operator.
4522 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4525 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4527 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4530 * doc/install.texi: Fix a typo.
4532 2005-04-03 Steven Bosscher <stevenb@suse.de>
4535 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4536 a computed goto if the edge to the computed goto block has
4537 incoming abnormal edges. Clarify how the function works.
4539 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4541 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4542 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4543 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4544 hash_scan_set, reg_set_between_after_reload_p,
4545 reg_used_between_after_reload_p, get_avail_load_store_reg,
4546 eliminate_partially_redundant_load): Likewise.
4547 * postreload.c (reload_cse_simplify_set,
4548 reload_combine_note_use): Likewise.
4549 * predict.c (predict_insn, expected_value_to_br_prob,
4550 propagate_freq, expensive_function_p): Likewise.
4551 * print-rtl.c (print_rtx): Likewise.
4552 * profile.c (instrument_edges, instrument_values,
4553 compute_branch_probabilities, branch_prob, union_groups,
4554 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4555 * protoize.c (in_system_include_dir, file_could_be_converted,
4556 file_normally_convertible, gen_aux_info_file, seek_to_line,
4557 do_cleaning): Likewise.
4558 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4559 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4560 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4562 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4564 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4565 * modulo-sched.c (undo_replace_buff_elem): New structure.
4566 (kernel_number_of_cycles, ps_unschedule_node,
4567 undo_generate_reg_moves,free_undo_replace_buff,
4568 undo_permute_partial_schedule, loop_single_full_bb_p,
4569 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4570 build_loops_structure, get_sched_window): New.
4571 (generate_reg_moves): Return undo_replace_buff_elem and other
4573 (generate_prolog_epilog): Remove old loop versioning.
4574 (sms_schedule): Use loop information and loop_version.
4575 (sms_schedule_by_order): Split part of it to get_sched_window.
4576 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4577 cfg_layout_finalize and free_dominance_info before/after SMS.
4579 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4581 * cfghooks.c (lv_flush_pending_stmts,
4582 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4583 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4584 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4585 lv_add_condition_to_bb,
4586 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4587 flush_pending_stmts): New in cfg_hooks structure.
4588 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4589 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4590 lv_add_condition_to_bb): New declarations.
4591 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4593 (loop_version): Declare.
4594 * cfgloopmanip.c (cfghooks.h): Include.
4595 (duplicate_loop_to_header_edge): Change return type to bool.
4596 (loop_version, lv_adjust_loop_entry_edge): Move here.
4597 * cfgrtl.c (cfgloop.h): Include.
4598 (rtl_verify_flow_info_1): Fix.
4599 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4600 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4602 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4603 tree_lv_add_condition_to_bb): New.
4604 (tree_cfg_hooks): Add new hooks to initialization.
4605 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4606 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4608 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4610 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4611 xstormy16_below100_or_register,
4612 xstormy16_splittable_below100_or_register, and
4613 nonimmediate_nonstack_operand.
4615 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4616 xstormy16_ineqsi_operator, equality_operator,
4617 inequality_operator, shift_operator,
4618 xstormy16_below100_operand, xstormy16_below100_or_register,
4619 xstormy16_splittable_below100_or_register,
4620 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4621 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4622 equality_operator, inequality_operator,
4623 xstormy16_below100_operand, xstormy16_below100_or_register,
4624 xstormy16_splittable_below100_or_register,
4625 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4626 nonimmediate_nonstack_operand, shift_operator): Move to
4628 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4629 * config/stormy16/stormy16.md: Include predicates.md.
4630 * config/stormy16/predicates.md: New.
4632 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4634 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4635 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4636 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4637 move_operand, power_of_2_operand): Move to predicates.md.
4638 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4639 PREDICATE_CODE): Remove.
4640 * config/iq2000/iq2000.md: Include predicates.md.
4641 * config/iq2000/predicates.md: New.
4643 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4645 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4646 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4647 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4648 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4649 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4650 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4651 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4652 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4653 (TARGET_M68HC11): Delete.
4654 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4655 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4656 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4657 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4658 (nb_soft_regs): Delete.
4659 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4660 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4661 and MASK_M6812 being set simultaneously. Change the code that sets
4662 the default m68hc11_soft_reg_count to use integers instead of strings.
4663 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4664 m68hc11_soft_reg_count (which now has an int type) as the number
4666 * config/m68hc11/m68hc11.opt: New file.
4668 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4670 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4671 fp_displacement_operand, sp_displacement_operand.
4673 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4675 Remove the prototypes for tst_operand, cmp_operand,
4676 stack_register_operand, d_register_operand,
4677 hard_addr_reg_operand, splitable_operand,
4678 m68hc11_logical_operator, m68hc11_arith_operator,
4679 m68hc11_non_shift_operator, m68hc11_shift_operator,
4680 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4681 non_push_operand, hard_reg_operand, and
4682 reg_or_some_mem_operand.
4683 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4685 (tst_operand, cmp_operand, non_push_operand,
4686 splitable_operand, reg_or_some_mem_operand,
4687 stack_register_operand, d_register_operand,
4688 hard_addr_reg_operand, hard_reg_operand,
4689 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4690 m68hc11_arith_operator, m68hc11_non_shift_operator,
4691 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4693 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4694 * config/m68hc11/m68hc11.md: Include predicates.md.
4695 * config/m68hc11/predicates.md: New.
4697 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4700 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4701 change checked in along with 2005-03-03's patch for debug/20253.
4702 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4703 (remap_decl): Insert type decl in map earlier.
4705 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4707 PR tree-optimization/20640
4708 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4709 post-dominator if it has phi nodes.
4710 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4711 before dead statements.
4713 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4716 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4718 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4720 PR rtl-optimization/20290
4721 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4722 in every iteration if the entry point is the exit test.
4724 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4726 * config/cris/cris.md (attribute "length"): Define.
4728 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4730 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4731 (word_offset_memref_operand): New.
4732 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4733 (indexed_or_indirect_operand): Delete.
4734 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4735 (indexed_or_indirect_operand): Delete.
4737 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4740 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4743 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4744 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4746 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4748 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4750 2005-04-01 Ian Lance Taylor <ian@airs.com>
4752 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4753 (rus, prus): Remove static variables.
4754 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4755 (process_command): Permit report_times and use_pipes together.
4757 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4759 * c-decl.c (validate_proto_after_old_defn): Look at
4760 TYPE_MAIN_VARIANT of argument types.
4762 2005-04-01 Paul Brook <paul@codesourcery.com>
4764 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4765 (arm_output_function_epilogue): Allow call_via_SP.
4766 (thumb_call_via_reg, arm_file_end): Ditto.
4767 * config/arm/arm.h (struct machine_function): Include space for SP.
4768 (thumb_call_via_label): Update declaration.
4770 2005-04-01 Ian Lance Taylor <ian@airs.com>
4772 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4773 doing a peephole optimization, once again put any notes in the
4776 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4778 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4780 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4782 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4783 (block_alloc, find_free_reg): Likewise.
4784 * loop-doloop.c (doloop_modify): Likewise.
4785 * loop-invariant.c (record_use): Likewise.
4786 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4787 get_iv_value, canon_condition, eliminate_implied_condition,
4788 eliminate_implied_condition, simplify_using_initial_values,
4789 shorten_into_mode, canonicalize_iv_subregs,
4790 iv_number_of_iterations): Likewise.
4791 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4792 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4793 unswitch_loop): Likewise.
4794 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4795 move_movables, replace_call_address, find_and_verify_loops,
4796 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4797 record_giv, final_giv_value, general_induction_var,
4798 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4799 loop_giv_dump): Likewise.
4801 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4802 GCOV_CHECK_WRITING): Remove.
4803 (gcov_position, gcov_rewrite): Use gcc_assert.
4804 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4805 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4806 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4809 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4811 * tree-inline.c: Fix a typo.
4813 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4815 * configure.ac (enable-checking): Explicitly set all variables for
4816 collective switch values. Alphabetize variables. Rename
4817 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4819 * doc/install.texi (enable-checking): Update documentation.
4820 * configure: Rebuilt.
4822 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4824 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4827 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4829 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4830 Also reject cases where this pattern will cause load delay stalls
4831 unless optimizing for size and it will produce a shorter sequence.
4832 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4833 variants to avoid pre-adjusting the base when possible.
4835 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4837 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4838 the frame and argument pointers.
4839 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4840 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4841 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4842 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4843 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4844 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4846 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4848 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4849 with entry for selectany attribute.
4850 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4852 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4853 (i386_pe_asm_named_section): Handle sections generated by
4854 selectany attribute.
4855 * doc/extend.texi (selectany): Document attribute.
4857 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4858 Jan Hubicka <jh@suse.cz>
4860 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4861 to fix addresses involving EBP and ESP.
4862 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4863 for SUBREGed registers.
4864 (legitimate_address_p): Accept SUBREGed registers.
4866 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4869 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4870 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4873 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4875 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4877 2005-04-01 James E Wilson <wilson@specifixinc.com>
4880 * dwarf2out.c (rtl_for_decl_init): New function.
4881 (rtl_for_decl_location): Extracted from here.
4882 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4883 add_const_value_attribute. Delete initializer_constant_valid_p call.
4885 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4887 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4888 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4889 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4890 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4891 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4892 config/i386/i386.md, config/rs6000/predicates.md,
4893 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4894 config/s390/s390.c, config/stormy16/stormy16.c,
4895 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4898 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4901 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4902 COND_EXPR and CALL_EXPR.
4904 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4907 * genautomata.c (first_cycle_unit_presence): Check all alternative
4908 states for unit presence.
4910 * doc/md.texi: Remove remark about impossibility to query unit
4911 presence in non nondeterministic automaton state.
4913 * config/ia64/ia64.c (get_template): Change order of unit querying.
4915 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4917 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4920 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4922 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4923 flag for edges outside any loops.
4925 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4927 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4929 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4931 * tree-ssa-alias.c: Follow spelling conventions.
4932 * doc/tree-ssa.texi: Fix a typo.
4934 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4936 * postreload-gcse.c: Include target.h.
4937 (gcse_after_reload_main): Return early if we cannot modify jumps.
4938 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4940 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4942 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4943 expensive operations.
4945 2005-03-31 Ian Lance Taylor <ian@airs.com>
4947 * collect2.c (lderrout): New variable.
4948 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4949 if it is set, to stderr.
4950 (handler): Unlink lderrout if it is set.
4951 (dump_file): Add "to" parameter. Change all callers.
4952 (main): Initialize lderrout.
4953 (collect_execute): Add errname parameter. Change all callers.
4954 Rename redir parameter to outname. Never pass
4955 PEX_STDERR_TO_STDOUT to pex_run.
4956 * collect2.h (collect_execute, dump_file): Update declarations.
4957 * tlink.c (tlink_execute): Add errname parameter. Change all
4959 (do_tlink): Check lderrout as well as ldout.
4961 2005-03-31 Caroline Tice <ctice@apple.com>
4963 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4964 (bb-reorder.o): Add errors.h to list of requirements.
4965 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4966 profiledbootstrap flags.
4967 * bb-reorder.c (errors.h): Add new include.
4968 (struct bbro_basic_block_data_def): Add new field, in_trace.
4969 (add_unlikely_executed_notes): Remove function.
4970 (mark_bb_for_unlikely_executed_section): Remove function.
4971 (insert_section_boundary_note): New function.
4972 (verify_hot_cold_block_grouping): New function.
4973 (push_to_next_round_p): Remove variables and tests that push all
4974 cold blocks to last round.
4975 (find_traces): Remove code that added extra round of trace finding
4976 when doing partitioning.
4977 (find_traces_1_round) : Remove variable last_round; add code to
4978 update new struct field, in_trace; correct trace_length where it was
4979 incorrect before (after call to copy_bb); change code that pushed all
4980 cold blocks to last round. Instead verify that all blocks going into
4981 a trace belong in the same partition.
4982 (connect_traces): Modify to connect the traces in two passes, if the
4983 function contains both hot and cold blocks. The first pass connects
4984 all the traces for blocks in the partition that the first block in
4985 the function belongs to; the second pass connnects all the traces
4986 containing blocks that belong in the other partition.
4987 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4988 code that automatically put the first block in a function into the
4989 hot partition if the function had any hot blocks.
4990 (fix_crossing_unconditional_branches): Check number of succ edges
4991 before attempting to get one.
4992 (fix_edges_for_rarely_executed_code): Update comment describing
4994 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4995 remove call to add_unlikely_executed_notes; add call to
4996 verify_hot_cold_block_grouping.
4997 (duplicate_computed_gotos): Don't change computed goto if it's a
4999 (partition_hot_cold_basic_blocks): Update function comment.
5000 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
5002 (try_forward_edges): Likewise.
5003 (merge_blocks_move_predecessor_nojumps): Likewise.
5004 (merge_blocks_move_successor_nojumps): Likewise.
5005 (merge_blocks_move): Likewise.
5006 (try_crossjump_bb): Likewise.
5007 * cfglayout.c (update_unlikely_executed_notes): Remove function.
5008 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
5009 notes to cold bb's; remove call to update_unlikely_executed_notes.
5010 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5011 NOTE_INSN_SWITCH_TEXT_SECTIONS.
5012 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
5013 function declaration.
5014 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
5016 (rtl_can_merge_blocks): Remove redundancy from condition.
5017 (try_redirect_by_replacing_jump): Likewise.
5018 (force_nonfallthru_and_redirect): Remove code for adding
5019 UNLIKELY_EXECUTED_CODE notes to cold bb's.
5020 (commit_one_edge_insertion): Likewise.
5021 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
5022 * dbxout.c (FORCE_TEXT): Replace function_section with
5023 current_function_section.
5024 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
5025 function, switch_text_section.
5026 (struct xcoff_debug): Likewise.
5027 (dbxout_function_end): Add code to put out label diffs for both
5028 hot and cold sections.
5029 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
5030 for new debug_hooks funciton, switch_text_section..
5031 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
5032 switch_text_section.
5033 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
5034 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
5035 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
5036 dw_fde_switched_sections.
5037 (output_call_frame_info): Add test to see if function switches text
5038 sections in the middle; if so, use appropriate extra hot and cold
5039 section labels to compute size deltas for the hot and cold sections.
5040 (dwarf2out_begin_prologue): Add code to initialize new fields in
5042 (dwarf2out_switch_text_section): New function (invoked through
5043 debug_hook); updates new fields in dw_fde_struct appropriately and
5044 increments separate_line_info_table_in_use.
5045 (dwarf2_debug_hooks): Initialize switch_text_section function to be
5046 dwarf2out_switch_text_section.
5047 (struct var_loc_node): Add new field, section_label.
5048 (output_aranges): Add code to check whether in hot or cold section and
5049 use the appropriate label in calculating deltas.
5050 (output_ranges): Likewise.
5051 (output_line_info): Add code to check which section we're in and
5052 use appropriate hot/cold label.
5053 (add_location_or_constant_value_attribute): Likewise.
5054 (gen_subprogam_die): Modify arange attributes to use correct labels.
5055 (dwarf2out_begin_block): Change call to function_section into call to
5056 current_function_section.
5057 (dwarf2out_end_block): Likewise.
5058 (dwarf2out_source_line): Likewise.
5059 (dwarf2out_var_location): Add code to check whether in hot or cold
5060 section and use the appropriate label.
5061 * except.c (output_function_exception_table): Change call to
5062 function_section into call to current_function_section.
5063 * final.c (profile_function): Likewise.
5064 (scan_ahead_for_unlikely_executed_note): Remove function.
5065 (final_scan_insn): Remove calls to
5066 scan_ahead_for_unlikely_executed_note, and related code for switching
5067 to cold section, except for the single time
5068 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
5069 debug_hooks->switch_text_sections; replace appropriate calls to
5070 function_section with calls to current_function_section.
5071 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
5072 test_bb to condition.
5073 (find_if_case_2): Likewise.
5074 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5075 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
5076 * opts.c (decode_options): Change warning about hot/cold partitioning
5077 with exceptionss to inform (so as not to cause bootstrap failures);
5078 remove warning about partitioning with DWARF debug info.
5079 * output.h (current_function_section): Add new function decl.
5080 (insert_section_boundary_note): Likewise.
5081 (enum in_section): Move this declaration here from varasm.c.
5082 (unlikely_section_label): Likewise.
5083 (unlikely_text_section_name): Likewise.
5084 (last_text_section_name): New global variable.
5085 (last_text_section): Likewise.
5086 (hot_section_label): Likewise.
5087 (hot_section_end_label): Likewise.
5088 (cold_section_end_label): Likewise.
5089 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
5090 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
5091 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
5092 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
5093 insn from consideration.
5094 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
5095 switch_text_section.
5096 * varasm.c (basic-block.h): Add new include.
5097 (unlikely_section_label_printed): Remove global variable.
5098 (unlikely_section_label): Make global variable not be static any more.
5099 (unlikely_text_section_name): Likewise.
5100 (hot_section_end_label): New global variable (not static)
5101 (first_function_block_is_cold): Likewise.
5102 (hot_section_label): Likewise.
5103 (cold_section_end_label): Likewise..
5104 (last_text_section): New global variable, not static.
5105 (last_text_section_name): New global variable, not static.
5106 (initialize_cold_section_name): New function.
5107 (enum in_section): Move declaration to output.h.
5108 (text_section): Update last_text_section.
5109 (unlikely_text_section): Replace code to determine cold section name
5110 with call to initialize_cold_section_name; Add code to update
5111 last_text_section; remove code for printing out label.
5112 (named_section_real): Add code to update last_text_section and
5113 last_text_section_name as appropriate.
5114 (function_section): Change test for 'unlikely' to depend on
5115 first_function_block_is_cold (moved old test to
5116 current_function_section).
5117 (current_function_section): New function.
5118 (assemble_start_function): Move code that frees
5119 unlikely_text_section_name; initialize hot_section_end_label;
5120 print hot and cold section labels at the start of the function;
5121 set first_function_block_is_cold, if appropriate; initialize l
5122 ast_text_section; add call to insert_section_boundary_note.
5123 (assemble_end_function): Add code to write out hot and cold section
5125 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
5126 switch_text_section.
5127 * config/darwin.c (machopic_select_section): Replace incorrect
5128 function in base_funs; update reloc for cold sections if necessary.
5129 * config/darwin.h (SECTION_FUNCTION): Add code to update
5130 last_text_section if appropriate.
5131 (text_unlikely_section): Remove.
5132 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
5133 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
5134 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
5135 partitioning for this architecture.
5137 2005-03-31 Olivier Hainque <hainque@adacore.com>
5139 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
5140 defined and non-zero.
5142 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
5145 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
5148 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5151 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
5152 label operand. Remove (use (unspec..)). Don't emit a label on
5154 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
5155 generate inline label for load_toc_v4_PIC_1b.
5156 (rs6000_emit_load_toc_table): Likewise.
5158 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5160 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
5161 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
5163 2005-03-29 Devang Patel <dpatel@apple.com>
5165 * tree-sra.c (decide_block_copy): Disable scalarization of
5168 2005-03-30 Stuart Hastings <stuart@apple.com>
5169 Dale Johannesen <dalej@apple.com>
5171 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
5172 * print-tree.c (print_node): Add case STATEMENT_LIST.
5174 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5176 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
5177 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
5178 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
5179 is given with "powerpc64*" or "all", or when --with-cpu chooses
5182 2005-03-30 James E. Wilson <wilson@specifixinc.com>
5185 * dwarf2out.c (add_high_low_attributes): New function, extracted from
5186 gen_lexical_block_die.
5187 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
5189 2005-03-31 Jan Hubicka <jh@suse.cz>
5191 2004-11-02 Jan Hubicka <jh@suse.cz>
5193 * cgraph.c (cgraph_varpool_node_name): New function.
5194 (dump_cgraph_varpool_node): New function.
5195 (dump_varpool): New function.
5196 * cgraphunit.c (cgraph_optimize): Dump varpool.
5198 2004-10-16 Jan Hubicka <jh@suse.cz>
5200 * cgraph.c (decide_is_variable_needed): New function.
5201 (cgraph_varpool_finalize_decl): Use it.
5202 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5204 * final.c (output_addr_const): Do not call mark_referenced.
5205 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5206 always go via cgraph.
5207 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5208 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5209 * tree-optimize.c (execute_inline): Mark functions called.
5210 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5212 2004-10-11 Jan Hubicka <jh@suse.cz>
5214 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5215 (cgraph_varpool_last_needed_node): New static variable.
5216 (enqueue_needed_varpool_node): Break out from ...; add items to the
5217 end of queue; update first pointers.
5218 (cgraph_varpool_mark_needed_node): ... here.
5219 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
5220 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
5221 * cgraph.h (cgraph_varpool_node): Add analyzed field.
5222 (cgraph_varpool_first_unanalyzed_node): Declare.
5223 * cgraphunit.c: Include output.h.
5224 (cgraph_varpool_analyze_pending_decls): New function.
5225 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
5226 for errors, analyze pending decls.
5227 (cgraph_finalize_compilation_unit): Only analyze decls.
5228 (cgraph_optimize): Assemble the decls after expanding.
5230 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
5232 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
5233 subvars get marked properly in tags for grouping.
5234 (add_pointed_to_var): Mark only actual pointed to
5235 variables/subvars in addresses needed.
5236 (create_overlap_variables_for): Clear call clobbered on original
5238 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
5239 addresable vars with subvars into list.
5240 * tree-ssa.c (verify_ssa_name): Verify original is not used where
5243 2005-03-30 Richard Henderson <rth@redhat.com>
5245 * cgraph.h (struct cgraph_node): Add alias.
5246 * varasm.c (assemble_alias): Set it.
5247 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
5248 avoid calling cgraph_expand_function.
5250 2005-03-30 Tom Tromey <tromey@redhat.com>
5252 * tree.def (FILE_TYPE): Removed.
5253 * typeclass.h (enum type_class): Removed file_type_class.
5254 * dwarf2out.c (is_base_type): Updated.
5255 (gen_type_die): Likewise.
5256 * dbxout.c (dbxout_type): Updated.
5257 * builtins.c (type_to_class): Updated.
5258 * tree.c (type_contains_placeholder_1): Updated.
5259 * config/sparc/sparc.c (sparc_type_code): Updated.
5260 * config/ia64/ia64.c (hfa_element_mode): Updated.
5261 * expr.c (count_type_elements): Updated.
5262 * stor-layout.c (layout_type): Updated.
5263 * tree-inline.c (remap_type): Updated.
5264 * tree-pretty-print.c (dump_generic_node): Updated.
5266 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5268 * builtins.c (expand_builtin_powi): Fix mode of
5269 2nd argument to match int.
5270 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5271 2nd argument type to int.
5272 * libgcc2.c: Change prototype of __powi* functions to use
5275 2005-03-30 Dale Johannesen <dalej@apple.com>
5278 * calls.c (expand_call): Flush pending deferrals before
5281 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5285 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5286 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5287 c_label_context, label_context_stack): New.
5288 * c-decl.c (define_label): Check for jumps into statement
5289 expressions. Add label to list of defined labels.
5290 (start_function): Push context on label_context_stack.
5291 (finish_function): Pop context from label_context_stack.
5292 * c-typeck.c (label_context_stack): New.
5293 (c_finish_goto_label): Check for jumps into statement
5294 expressions. Add label to list of jumped to labels.
5295 (struct c_switch): Add blocked_stmt_expr.
5296 (c_start_case): Initialize it.
5297 (do_case): Check it.
5298 (c_finish_case): Verify !blocked_stmt_expr.
5299 (c_begin_stmt_expr): Push context on label_context_stack.
5300 Increment blocked_stmt_expr. Mark labels jumped to from outside
5302 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5303 defined in the statement expression and no longer jumpable to.
5304 Mark labels jumped to from just outside the statement expression
5305 as again definable. Pop context from label_context_stack.
5306 * doc/extend.texi (Statement Exprs): Update.
5308 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5311 * c-decl.c (start_function): Check for old_decl being
5314 2005-03-30 Ian Lance Taylor <ian@airs.com>
5316 * final.c (final): Remove prescan parameter. Change all callers.
5317 (final_scan_insn): Remove prescan parameter. Change all callers.
5319 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5321 * tree-vectorizer.c: Fix comment typos.
5323 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5325 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5326 as soon as a chrec_dont_know is detected.
5328 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5330 Merge from csl-arm-branch.
5331 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5333 * tlink.c (recompile_files): Do not assume that "rename" can
5334 overwrite an existing file.
5336 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
5338 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
5339 * gcc/configure: Regenerate.
5341 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5343 * doc/install.texi: Update binutils requirement for powerpc*-linux.
5345 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
5347 * calls.c (struct arg_data): Update "partial" comment.
5348 (load_register_parameters): Update "nregs" comment.
5350 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5352 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
5353 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
5354 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
5355 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
5356 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
5357 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
5358 than target_flags & 0.
5359 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
5360 (iq2000_arch, iq2000_parse_cpu): Delete.
5361 (TARGET_HANDLE_OPTION): Override default.
5362 (iq2000_handle_option): New function.
5363 (override_options): Remove -march= and -mcpu= handling.
5364 * config/iq2000/iq2000.opt: New file.
5366 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5368 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
5369 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
5370 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
5371 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
5372 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
5373 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
5374 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
5375 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
5376 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
5377 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
5378 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
5379 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
5380 (c4x_rpts_cycles_string, c4x_cpu_version_string)
5381 (TARGET_OPTIONS): Delete.
5382 (c4x_rpts_cycles, c4x_cpu_version): Declare.
5383 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
5384 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
5385 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
5386 (c4x_cpu_version_string): Delete.
5387 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5388 (c4x_handle_option): New function. Map -m3x and -m4x options to the
5389 equivalent -mcpu= option.
5390 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
5391 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
5392 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
5393 or clearing the appropriate MASK_* bit.
5394 (c4x_file_start): Use c4x_cpu_version.
5395 * config/c4x/c4x.opt: New file.
5397 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5399 * doc/options.texi: Document the new MaskExists flag.
5400 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5401 if the option has the MaskExists flag.
5403 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5405 * opt-functions.awk (flag_set_p, test_flag): New functions.
5406 (switch_flags): Use them.
5407 * opth-gen.awk: Use flag_set_p to check for flags.
5408 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5410 2005-03-30 Ian Lance Taylor <ian@airs.com>
5412 * config.host (i[34567]86-*-mingw32*): Don't set
5413 host_can_use_collect2 to no.
5415 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5418 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5419 Remove convert_memory_address call duplicating that in memory_address.
5421 2005-03-29 Richard Henderson <rth@redhat.com>
5424 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5425 (build_compound_literal): Likewise. Propagate decl type into the
5427 (finish_decl): Likewise. Use new return value from complete_array_type
5428 for zero sized arrays.
5429 (complete_array_type): Move ...
5430 * c-common.c (complete_array_type): ... here. Change first argument
5431 to pointer-to-type-node. Consistently use sizetype for the index
5432 except for zero sized arrays. Detect zero sized arrays for pedantic
5433 mode diagnostics. Create a new type node instead of modifying the
5435 * c-tree.h (complete_array_type): Move decl ...
5436 * c-common.h (complete_array_type): ... here.
5438 2005-03-29 Richard Henderson <rth@redhat.com>
5441 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5443 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5445 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5446 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5447 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5448 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5450 2005-03-29 Eric Christopher <echristo@redhat.com>
5452 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5453 truthvalue conversion removal.
5455 2005-03-29 Ian Lance Taylor <ian@airs.com>
5458 * collect2.c: Never include <vfork.h>.
5459 (VFORK_STRING, vfork): Don't define.
5460 (pid): Remove global variable.
5461 (handler): Call raise instead of kill (getpid(), ...).
5462 (collect_wait): Add pex parameter. Change all callers. Use
5463 pex_get_status rather than pwait.
5464 (do_wait): Add pex parameter. Change all callers.
5465 (collect_execute): Return struct pex_obj * rather than void. Use
5466 pex routines rather than pexecute.
5467 (fork_execute): Get pex_obj from collect_execute, and pass it to
5469 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5470 Only declare quit_handler if SIGQUIT is defined.
5471 (scan_libraries): Likewise.
5472 * collect2.h (collect_execute): Update declaration.
5473 (collect_wait): Update declaration.
5474 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5475 pass it to collect_wait.
5477 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5480 * c-parser.c (c_parser_compound_statement_nostart): Give error
5481 message for EOF instead of just setting parser->error.
5483 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5485 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5486 (slpeel_update_phi_nodes_for_guard1): New function.
5487 (slpeel_update_phi_nodes_for_guard2): New function.
5488 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5489 of slpeel_update_phi_nodes_for_guard.
5490 (vectorize_loops): Remove call to loop_closed_rewrite.
5491 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5494 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5496 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5497 (TARGET_LITTLE_ENDIAN): New macro.
5498 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5499 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5500 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5501 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5502 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5503 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5504 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5505 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5506 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5507 (TARGET_OPTIONS): Delete.
5508 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5509 (CACHE_FLUSH_TRAP): Turn into an integer.
5510 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5511 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5512 -mflush-trap is in use.
5513 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5514 (m32r_cache_flush_trap_string): Delete.
5515 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5516 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5517 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5518 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5519 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5520 -mmodel= and -msdata= handling from...
5521 (m32r_init): ...here.
5522 * config/m32r/m32r.opt: New file.
5524 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5526 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5527 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5528 * tree-vect-analyze.c (vect_object_analysis): additional parm
5529 pass back a "struct ptr_info_def *" with the points-to info.
5530 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5531 statement using info returned from vect_object_analysis.
5532 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5533 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5534 for virtual uses and defs when creating a replacement vector
5535 reference. Call duplicate_ssa_name_ptr_info to define points-to
5536 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5537 (vectorizable_store): copy_virtual_operands and update
5538 definition statements.
5539 (vectorizable_load): copy_virtual_operands. Remove call to
5540 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5541 * tree-vectorizer.c (vectorize_loops): Remove calls to
5542 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5543 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5544 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5545 define macro STMT_VINFO_PTR_INFO for use in accessing.
5546 * tree.h add export of duplicate_ssa_name_ptr_info.
5547 * rs6000.c (altivec_init_builtins): Declare builtin function
5548 __builtin_altivec_mask_for_load to be "const".
5550 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5553 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5554 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5555 assemble_variable on aliases.
5556 * varasm.c (assemble_alias): Set node->alias.
5557 * toplev.c (wrapup_global_declarations): Don't call
5558 rest_of_decl_compilation on aliases again.
5560 2005-03-29 Paul Brook <paul@codesourcery.com>
5562 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5563 * config/arm/arm.c (arm_dbx_register_number): New function.
5564 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5566 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5569 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5570 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5572 2005-03-29 Dale Johannesen <dalej@apple.com>
5574 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5575 $(TREE_H) and $(COVERAGE_H).
5576 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5577 * opts.c (common_handle_option): Enable tree-based value transforms.
5578 * toplev.c (process_options): Ditto.
5579 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5580 refers to references to this type.
5581 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5582 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5583 for may_be_more, may_be_less.
5584 (rtl_gen_pow2_profiler): Adjust.
5585 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5586 (rtl_gen_one_value_profiler): Adjust.
5587 (rtl_gen_const_delta_profiler): Adjust.
5588 * tree-profile.c (tree_gen_interval_profiler): Implement.
5589 (tree_gen_pow2_profiler): Ditto.
5590 (tree_gen_one_value_profiler): Ditto.
5591 (tree_profiling): New.
5592 (pass_tree_profile): Reference it.
5593 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5595 (insn_divmod_values_to_profile): Rename to
5596 rtl_divmod_values_to_profile. Adjust.
5597 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5598 (insn_prefetch_values_to_profile): Adjust.
5599 (rtl_value_profile_transformations): Adjust.
5600 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5601 (gen_mod_pow2): Rename to rtl_mod_pow2.
5602 (gen_mod_subtract): Rename to rtl_mod_subtract.
5603 (divmod_fixed_value_transform): Rename to
5604 rtl_divmod_fixed_value_transform.
5605 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5606 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5607 (rtl_find_values_to_profile): Adjust.
5608 (tree_value_profile_transformations): Implement.
5609 (tree_divmod_values_to_profile): New.
5610 (tree_values_to_profile): New.
5611 (tree_divmod_fixed_value): New.
5612 (tree_mod_pow2): New.
5613 (tree_mod_subtract): New.
5614 (tree_divmod_fixed_value_transform): New.
5615 (tree_mod_pow2_value_transform): New.
5616 (tree_mod_subtract_transform): New.
5617 (tree_find_values_to_profile): Implement.
5618 * profile.c (instrument_values): Free histograms.
5619 (compute_value_histograms): Adjust. Implement tree version.
5621 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5623 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5624 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5625 variable. Output "fldcw" depending on round_mode.
5626 * config/i386/i386.md (UNSPEC_FIST): New.
5627 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5628 New isns patterns to implement lrint and llrint built-ins as x87
5630 (fistdi2, fist<mode>2 splitters): New splitters.
5631 (lrint<mode>2): New expanders.
5633 2005-03-28 Ian Lance Taylor <ian@airs.com>
5635 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5636 0 when calling final_scan_insn.
5638 2005-03-28 Jan Hubicka <jh@suse.cz>
5641 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5644 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5645 types where possible.
5647 2005-03-26 Per Bothner <per@bothner.com>
5649 Make -f[no-]show-column also control non-cpp diagnostics.
5650 * c.opt (fshow-column): Move option from here ...
5651 * common.opt (fshow-column): ... to here.
5652 * diagnostic.c (diagnostic_build_prefix): Only print column number
5653 if flag_show_column.
5655 2005-03-27 Steven Bosscher <stevenb@suse.de>
5657 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5658 vax_output_conditional_branch): New prototypes.
5659 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5660 extracted from vax.md mov and add patterns.
5661 (vax_output_conditional_branch): New function to output conditional
5662 branch instructions.
5663 * vax.md: Use mode macros for arithmetic and mov patterns.
5664 Use code macros for the jump patterns.
5666 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5668 * Makefile.in (libbackend.o): Depend on version files;
5669 add custom generation command.
5671 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5674 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5675 sure that we have a REG before getting its REGNO.
5677 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5679 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5680 * builtins.def (BUILT_IN_STRNDUP): New.
5682 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5684 PR tree-optimization/20470
5685 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5688 2005-03-25 Mike Stump <mrs@apple.com>
5690 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5693 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5695 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5696 Use our own structure definitions.
5698 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5699 (fix_truncdfsi2): Allow registers or memory as destination.
5700 When TARGET_PPC_GFXOPT, generate simplified pattern.
5701 (fix_truncdfsi2_internal): Use define_insn_and_split.
5702 (fix_truncdfsi2_internal_gfxopt): New.
5703 (fctiwz): Don't confuse register allocation by giving it no choices.
5705 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5706 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5707 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5708 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5710 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5712 * dominance.c (free_dominance_info): Speed up by freeing et
5713 data structures without maintaining other nodes.
5714 * et-forest.c (et_free_tree_force): New.
5715 * et-forest.h: Add a prototype for et_free_tree_force.
5717 * tree.c (get_set_constructor_bits,
5718 get_set_constructor_bytes): Remove.
5719 * tree.h: Remove the corresponding prototypes.
5721 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5724 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5725 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5726 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5727 PRE_DEC, NEG and NOT.
5729 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5731 * fold-const.c: Convert uses of fold (build (...)) to
5734 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5736 PR rtl-optimization/20249
5737 * cse.c (insert_regs): Do not record equivalence of registers in
5740 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5742 * emit-rtl.c (reverse_comparison): Remove.
5743 * rtl.h: Remove the corresponding prototype.
5745 2005-03-24 James E Wilson <wilson@specifixinc.com>
5747 * doc/install.texi (--enable-altivec): Delete docs.
5749 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5751 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5752 SFmode and DFmode before reload when
5753 flag_unsafe_math_optimizations not enabled.
5755 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5757 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5759 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5760 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5762 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5764 * configure.ac (enable-checking): Add 'runtime' option.
5765 * doc/install.texi (enable-checking): Document 'runtime' checking.
5766 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5767 * config.in: Regenerated.
5768 * configure: Regenerated.
5770 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5772 * optabs.h (enum optab_index): Remove OTI_llrint.
5773 (llrint_optab): Remove macro.
5774 * optabs.c (init_optabs): Remove llrint_optab initialization.
5775 * genopinit.c (optabs): Remove llrint_optab implementation.
5776 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5779 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5781 PR rtl-optimization/20532
5782 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5783 overflow when adding coefficients for PLUS or MINUS.
5784 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5787 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5789 * langhooks.h (truthvalue_conversion): Remove.
5790 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5791 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5792 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5793 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5794 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5796 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5798 * params.def: Fix a typo.
5799 * config/mips/mips.c: Follow the spelling convensions.
5800 * doc/invoke.texi: Fix typos.
5802 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5804 Fix PR tree-optimization/20601
5806 * tree-ssa-pre.c (insert_aux): Add missing condition to
5809 2005-03-23 Ian Lance Taylor <ian@airs.com>
5811 * final.c (final_scan_insn): Don't remove no-op instructions.
5812 * reload1.c (reload): Remove simple no-op instructions even when
5815 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5817 PR tree-optimization/20501
5818 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5819 reporting that peeling for alignment is applied moved to...
5820 * (vect_analyze_data_refs_alignment): Here.
5822 2005-03-23 Ian Lance Taylor <ian@airs.com>
5824 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5826 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5828 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5829 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5831 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5833 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5834 imply that this is called once, independent of asms in code.
5835 Adjust to now being pased output and input lists. Mention helper
5836 function decl_overlaps_hard_reg_set_p.
5837 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5838 hook_tree_tree_identity and to take three trees, returning third.
5839 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5841 * stmt.c: include hard-reg-set.h before tree.h.
5842 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5843 (decl_conflicts_with_clobbers_p): Call
5844 decl_overlaps_hard_reg_set_p.
5845 (expand_asm_operands): Pass output and input lists in call to
5846 targetm.md_asm_clobbers.
5847 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5848 hook_tree_tree_tree_tree_3rd_identity.
5849 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5851 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5852 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5853 parameters, first two unused.
5854 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5855 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5856 in constraint letters and MOF is not mentioned as a asm-declared
5857 register in neither of the input and output lists.
5859 2005-03-23 DJ Delorie <dj@redhat.com>
5861 * optabs.c (expand_binop): Make sure the first subword's result
5864 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5866 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5867 Call c_common_truthvalue_conversion rather than
5868 lang_hooks.truthvalue_conversion.
5869 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5870 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5872 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5873 c_common_truthvalue_conversion.
5874 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5875 c_parser_conditional_expression, c_parser_binary_expression): Call
5876 c_objc_common_truthvalue_conversion.
5877 * c-typeck.c (build_unary_op): Call
5878 c_objc_common_truthvalue_conversion.
5879 (build_conditional_expr): Do not call
5880 lang_hooks.truthvalue_conversion.
5881 (build_binary_op): Call c_common_truthvalue_conversion.
5882 (c_objc_common_truthvalue_conversion): Moved from
5883 c-objc-common.c. Call default_function_array_conversion instead
5884 of default_conversion.
5886 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5888 * c-common.h (default_conversion): Remove.
5889 (perform_integral_promotions): Add.
5890 * c-tree.h (default_conversion): Add.
5891 * c-typeck.c (perform_integral_promotions): New, split out from
5893 * c-common.c (check_case_value): Use perform_integral_promotions,
5894 not default_conversion.
5895 (c_add_case_label): Don't continue processing case label after
5896 found to be pointer.
5898 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5900 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5901 the prefix list if we have already added a multilib directory
5903 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5906 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5908 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5910 * reload.h: Remove the prototype for indirect_symref_ok.
5912 * reload1.c (indirect_symref_ok): Make it global.
5913 * reload.h: Add a prototype for indirect_symref_ok.
5915 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5917 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5920 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5922 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5924 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5926 * c-opts.c (c_common_parse_file): Only start/end main source file
5927 if debug hooks says the writer wants it.
5928 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5930 (xcoff_debug_hooks): Ditto.
5931 * debug.c (do_nothing_hooks): Ditto.
5932 * debug.h (gcc_debug_hooks): Ditto.
5933 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5934 * sdbout.c (sdb_debug_hooks): Ditto.
5935 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5937 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5939 * doc/extend.texi: Deprecate C++ min/max operators.
5941 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5943 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5944 artificial original candidates.
5946 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5947 Jan Hubicka <jh@suse.cz>
5948 Steven Bosscher <stevenb@suse.de>
5950 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5951 call cost based on argument sizes.
5952 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5954 * params.def: (max-inline-inssn-single): Set to 450.
5955 (max-inline-insns-auto): Set to 90.
5956 (max-inline-insns-recursive): Set to 450
5957 (max-inline-insns-recursive-auto): Set to 450.
5958 (large-function-insns): Set to 2700.
5959 (inline-call-cost): New parameter.
5960 * tree-inline.c (estimate_move_cost): New function.
5961 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5962 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5964 * tree-inline.h (estimate_move_cost): Declare.
5965 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5966 (max-inline-insns-auto): Change default to 90.
5967 (max-inline-insns-recursive): Change default to 450
5968 (max-inline-insns-recursive-auto): Change default to 450.
5969 (large-function-insns): Change default to 2700.
5970 (inline-call-cost): Document new parameter.
5972 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5974 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5975 (TARGET_DEFAULT): Delete.
5976 * config/i860/i860.opt: New file.
5978 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5980 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5981 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5982 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5983 (frv_sched_lookahead): Delete.
5984 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5985 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5986 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5987 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5988 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5989 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5990 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5991 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5992 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5993 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5994 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5995 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5996 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5997 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5998 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5999 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
6000 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
6001 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
6002 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
6003 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
6004 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
6005 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
6006 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
6007 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6008 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6009 (frv_sched_lookahead): Delete.
6010 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
6011 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6012 (frv_handle_option): New function. Move -mcpu= handling from...
6013 (frv_override_options): ...here. Remove handling of other
6015 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
6016 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
6017 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
6018 and TARGET_NO_MULTI_CE.
6019 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
6020 !TARGET_VLIW_BRANCH.
6021 * config/frv/frv.opt: New file.
6023 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6025 * fold-const.c (fold_ternary): Take decomposed arguments of
6027 (fold): Update a call to fold_ternary.
6029 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
6030 * tree.h: Add corresponding prototypes.
6032 2005-03-22 Jakub Jelinek <jakub@redhat.com>
6035 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
6036 between jump table and its label.
6037 * final.c (shorten_branches): Handle notes in between ADDR_VEC
6038 resp. ADDR_DIFF_VEC and the label preceeding it.
6039 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
6040 is emitted in the right section.
6042 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6044 * fold-const.c (fold_unary, fold_binary): Update comments
6047 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
6049 PR rtl-optimization/20527
6050 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
6051 REG_INC note, test that the register also isn't mentioned in PRED
6054 2005-03-22 Ben Elliston <bje@au.ibm.com>
6056 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
6059 2005-03-21 Mike Stump <mrs@apple.com>
6061 * varasm.c (default_assemble_visibility): Remove extra ().
6063 2005-03-21 Roger Sayle <roger@eyesopen.com>
6066 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
6067 to determine whether a block can be duplicated, rather than test
6068 whether the block contains noncopyable insns ourselves.
6070 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6072 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
6075 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6077 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
6079 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6081 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
6082 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
6083 * config/fr30/fr30.opt: New file.
6085 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
6087 Fix PR tree-optimization/20542
6089 * tree-flow-inline.h (overlap_subvar): Move to here.
6090 * tree-ssa-operands.c: From here.
6091 * tree-flow.h (overlap_subvar): Declare.
6092 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
6093 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
6094 for variables with subvars.
6096 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
6099 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
6100 * modulo-sched.c (const_iteration_count): Return on NULL
6102 (print_node_sched_params): Return on NULL dump_file.
6103 (generate_reg_moves): Handle reg-anti dependencies and disregard
6104 closing branch when generating register moves.
6105 (sms_schedule): Mark the SMSed block dirty.
6106 * passes.c (rest_of_handle_sms): Call update_life_info for all
6108 * testsuite/gcc.dg/20050321-1.c: New test.
6110 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6112 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
6113 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6114 movqi_internal): Likewise.
6116 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6118 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
6119 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
6120 xtensa_b4const): Delete prototypes.
6121 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
6122 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
6123 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
6124 xtensa_extra_constraint): New prototypes.
6125 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6126 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6127 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6128 move_operand, const_float_1_operand, fpmem_offset_operand,
6129 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
6130 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
6131 (xtensa_b4const_or_zero): ...this. Change return type to bool and
6132 argument type to HOST_WIDE_INT.
6133 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
6134 xtensa_mask_immediate): Likewise.
6135 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
6136 Likewise. Also make these functions static.
6137 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
6138 (xtensa_const_ok_for_letter_p): New.
6139 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6140 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6141 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6142 move_operand, const_float_1_operand, fpmem_offset_operand,
6143 branch_operator, ubranch_operator, boolean_operator): Move to
6145 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
6146 (xtensa_mem_offset): Change return type to bool.
6147 (xtensa_extra_constraint): New.
6148 (gen_int_relational): Update type of const_range_p function pointer.
6149 Use xtensa_b4const_or_zero.
6150 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
6151 xtensa_const_ok_for_letter_p. Update comments.
6152 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
6153 (PREDICATE_CODES): Delete.
6154 * config/xtensa/xtensa.md: Include predicates.md.
6155 * config/xtensa/predicates.md: New file.
6157 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6159 * config/v850/v850-protos.h: Remove the prototypes for
6160 reg_or_int9_operand, reg_or_const_operand,
6161 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
6162 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
6163 movsi_source_operand, power_of_two_operand,
6164 not_power_of_two_operand, special_symbolref_operand,
6165 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
6166 register_is_ok_for_epilogue.
6167 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
6168 reg_or_int9_operand, reg_or_const_operand,
6169 call_address_operand, special_symbolref_operand,
6170 movsi_source_operand, power_of_two_operand,
6171 not_power_of_two_operand, register_is_ok_for_epilogue,
6172 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
6173 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
6175 * config/v850/v850.h (PREDICATE_CODES): Remove.
6176 * config/v850/v850.md: Include predicates.md.
6177 * config/v850/predicates.md: New.
6179 2005-03-21 Zack Weinberg <zack@codesourcery.com>
6181 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
6182 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6183 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
6184 (itoolsdir, itoolsdatadir): Move definition above new first use.
6185 (install-itoolsdirs): New rule.
6186 (install-mkheaders): Depend on install-itoolsdirs, not
6187 install-include-dir.
6189 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6191 * tree-into-ssa.c: Remove obsolete comments.
6193 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
6195 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
6196 unrolling if -fpeel-loops is specified, too.
6197 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6198 Remove superfluous check for flag_unroll_loops.
6200 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6202 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6203 (lrint_optab, llrint_optab): Define corresponding macros.
6204 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6205 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6206 pattern and llrint_optab using llrintdi2 patterns.
6207 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6208 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6209 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6210 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6211 flag_unsafe_math_optimizations is set.
6213 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6215 * combine.c (combine_simplify_rtx, simplify_if_then_else,
6216 simplify_logical, if_then_else_cond, known_cond,
6217 simplify_comparison): Adjust calls to reverse_comparison.
6218 Don't use combine_reversed_comparison_code).
6219 (combine_reversed_comparison_code): Remove.
6220 (reversed_comparison): Using reversed_comparison_code, move it...
6221 * jump.c (reversed_comparison): ... here.
6222 * rtl.h (reversed_comparison): Add prototype.
6224 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6226 * builtins.c (fold_builtin): Take decomposed arguments of
6228 * fold-const.c (fold_ternary): Update a call to fold_builtin.
6229 * gimplify.c (gimplify_call_expr): Likewise.
6230 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
6231 * tree.h: Update the prototype of fold_builtin.
6233 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6235 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
6236 * rtlhooks.c (gen_lowpart_no_emit_general): New.
6237 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
6238 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
6239 * simplify-rtx.c (simplify_binary_operation_1): Use it.
6241 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6243 * builtins.c (fold_builtin_1): Take decomposed arguments of
6245 (fold_builtin): Update a call to fold_builtin_1.
6247 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
6250 * gcov.c (output_lines): Only output function block summary when
6251 outputting branch information.
6252 * doc/gcov.texi: Document format of preamble and additional block
6255 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6257 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
6258 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
6259 the defaults false if BITS_PER_UNIT != 8.
6260 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
6261 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
6262 than BITS_PER_UNIT != 8.
6263 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
6264 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6265 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6267 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6268 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6270 2005-03-20 Roger Sayle <roger@eyesopen.com>
6273 * fold-const.c (fold_binary): Fix type mismatch between
6274 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6275 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6276 for non-truth-valued expressions.
6278 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6279 and FUNCTION_DECL in the main switch.
6280 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6281 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6282 we also need to convert their operands to match.
6283 <TRUTH_NOT_EXPR>: Likewise.
6285 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6287 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6288 diagnostic without checking whether an lvalue.
6289 * c-common.h (lvalue_p): Remove.
6290 (enum lvalue_use): Update comment.
6291 (lvalue_or_else): Replace by lvalue_error.
6292 * c-typeck.c (lvalue_p): Make static.
6293 (lvalue_or_else): New. Call lvalue_error.
6295 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6297 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6298 (function_arg_advance): Use rs6000_parm_start.
6299 (function_arg, rs6000_arg_partial_bytes): Likewise.
6301 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6303 * c-common.c (check_case_value): Adjust comment about stripping
6305 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6306 * c-typeck.c (default_conversion, convert_arguments,
6307 build_modify_expr, convert_for_assignment, store_init_value,
6308 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6309 manually. Remove inaccurate comments.
6311 2005-03-20 Roger Sayle <roger@eyesopen.com>
6312 Joseph S. Myers <joseph@codesourcery.com>
6314 * varasm.c (do_assemble_alias): Restore comment describing function.
6315 Annotate the target parameter as potentially unused.
6317 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6320 * config/avr/avr.c (avr_output_function_prologue): Do not use
6321 current_function_name() in a label, use a local label instead.
6323 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6325 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6326 flag_finite_math_only, not flag_unsafe_math_optimizations.
6328 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6330 * builtins.c (fold_builtin_1): Update a call to
6331 targetm.fold_builtin.
6332 * hooks.c (hook_tree_tree_bool_null): Rename to
6333 hook_tree_tree_tree_bool_null. Take one more argument of type
6335 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6336 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
6337 hook_tree_tree_tree_bool_null.
6338 * target.h (gcc_target): Update the prototype of fold_builtin.
6339 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
6340 arguments of CALL_EXPR.
6341 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
6344 2005-03-20 Jan Hubicka <jh@suse.cz>
6346 * cgraph.h (cgraph_node): Add prev_clone pointer.
6347 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
6348 (cgraph_clone_node): Produce doubly linked chain.
6350 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6352 * c-common.c (handle_aligned_attribute, check_function_sentinel,
6353 get_nonnull_operand, handle_sentinel_attribute,
6354 check_function_arguments_recurse): Do not strip NOPS from
6356 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
6358 * c-format.c (get_constant): Likewise.
6359 * c-parser.c (c_parser_postfix_expression): Likewise.
6360 * c-typeck.c (set_init_index): Likewise.
6361 (convert_arguments): Don't check for NOP_EXPR containing integer
6364 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6366 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
6367 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
6368 Take decomposed arguments of CALL_EXPR.
6369 (fold_builtin_1): Update calls to the functions mentioned
6372 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6374 * c-decl.c (check_bitfield_type_and_width): Require bit-field
6375 width to have integer type.
6376 (build_enumerator): Require enumerator value to have integer type.
6378 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6380 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
6383 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6385 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
6386 std=iso9899:199x): Correct descriptions.
6388 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6390 * config.gcc: Consistently use solaris2.1[0-9]* instead of
6393 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
6395 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
6397 (expand_builtin_memcpy, fold_builtin_1): Update calls to
6398 fold_builtin_memcpy.
6400 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6401 arguments of CALL_EXPR.
6402 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6403 fold_builtin_found, fold_builtin_1): Update calls to
6404 fold_trunc_transparent_mathfn.
6406 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6409 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6410 function pointers on targets that require function pointer
6412 (fold_sign_changed_comparison): Likewise.
6414 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6416 * combine.c (try_combine): When changing the mode of a hard reg, make
6417 sure that doing so is valid.
6419 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6421 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6422 (TARGET_HANDLE_OPTION): Override default.
6423 (avr_handle_option): New function.
6424 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6425 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6426 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6427 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6428 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6429 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6430 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6431 (TARGET_OPTIONS): Delete.
6432 * config/avr/avr.opt: New file.
6434 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6436 * config/m32r/m32r-protos.h: Remove the prototypes for
6437 call_address_operand, symbolic_operand, seth_add3_operand,
6438 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6439 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6440 two_insn_const_operand, move_src_operand,
6441 move_double_src_operand, move_dest_operand,
6442 eqne_comparison_operator, signed_comparison_operator,
6443 large_insn_p, conditional_move_operand, carry_compare_operand,
6444 m32r_block_immediate_operand, extend_operand,
6445 reg_or_eq_int16_operand, int8_operand, and
6446 reg_or_zero_operand.
6447 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6448 seth_add3_operand, int8_operand, cmp_int16_operand,
6449 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6450 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6451 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6452 move_double_src_operand, move_dest_operand,
6453 eqne_comparison_operator, signed_comparison_operator,
6454 extend_operand, small_insn_p, large_insn_p,
6455 conditional_move_operand, carry_compare_operand,
6456 m32r_block_immediate_operand): Move to predicates.md.
6457 (MAX_MOVE_BYTES): Move to m32r.h.
6458 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6459 * config/m32r/m32r.md: Include predicates.md.
6460 * config/m32r/predicates.md: New.
6462 2005-03-18 James E Wilson <wilson@specifixinc.com>
6465 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6468 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6470 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6471 call_address_operand, const_8bit_operand.
6472 * config/mn10300/mn10300.c (call_address_operand,
6473 const_8bit_operand, const_1f_operand): Move to predicates.md.
6474 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6475 * config/mn10300/mn10300.md: Include predicates.md.
6476 * config/mn10300/predicates.md: New.
6478 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6480 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6481 declarations in diagnostics and %E for identifiers, not %s.
6483 2005-03-18 Jan Hubicka <jh@suse.cz>
6484 Dale Johannesen <dalej@apple.com>
6486 * basic-block.h (scale_bbs_frequencies_int,
6487 scale_bbs_frequencies_gcov_type): Declare.
6488 * cfg.c (RDIV): New macro.
6489 (update_bb_frequency_for_threading): Fix.
6490 * basic-block.h (scale_bbs_frequencies_int,
6491 scale_bbs_frequencies_gcov_type): New.
6492 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6493 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6494 scale_bbs_frequencies_int.
6495 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6497 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6499 * config/m32r/m32r-protos.h: Remove the prototypes for
6500 call_address_operand, symbolic_operand, seth_add3_operand,
6501 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6502 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6503 two_insn_const_operand, move_src_operand,
6504 move_double_src_operand, move_dest_operand,
6505 eqne_comparison_operator, signed_comparison_operator,
6506 large_insn_p, conditional_move_operand, carry_compare_operand,
6507 m32r_block_immediate_operand, extend_operand,
6508 reg_or_eq_int16_operand, int8_operand, and
6509 reg_or_zero_operand.
6510 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6511 seth_add3_operand, int8_operand, cmp_int16_operand,
6512 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6513 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6514 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6515 move_double_src_operand, move_dest_operand,
6516 eqne_comparison_operator, signed_comparison_operator,
6517 extend_operand, small_insn_p, large_insn_p,
6518 conditional_move_operand, carry_compare_operand,
6519 m32r_block_immediate_operand): Move to predicates.md.
6520 (MAX_MOVE_BYTES): Move to m32r.h.
6521 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6522 * config/m32r/m32r.md: Include predicates.md.
6523 * config/m32r/predicates.md: New.
6525 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6527 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6528 symbolic_operand, symbolic_memory_operand,
6529 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6530 indexed_memory_operand, move_dest_operand, move_src_operand,
6531 prefetch_cc_operand, prefetch_nocc_operand,
6532 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6533 arith_operand, arith11_operand, pre_cint_operand,
6534 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6535 ireg_operand, int5_operand, uint5_operand, int11_operand,
6536 uint32_operand, arith5_operand, and_operand, ior_operand,
6537 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6538 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6539 shadd_operand, movb_comparison_operator,
6540 cmpib_comparison_operator): Move to predicates.md.
6541 (magic_milli, shadd_constant_p): Make it extern.
6542 * config/pa/pa.h (PREDICATE_CODES): Remove.
6543 * config/pa/pa.md: Include predicates.md.
6544 * config/pa/predicates.md: New.
6546 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6549 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6551 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6552 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6553 config/alpha/freebsd.h, config/alpha/linux.h,
6554 config/alpha/netbsd.h, config/alpha/osf5.h,
6555 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6556 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6557 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6558 doc/cppopts.texi: Update copyright.
6560 2005-03-18 Jan Hubicka <jh@suse.cz>
6563 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6565 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6568 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6570 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6573 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6575 * combine.c (gen_binary): Remove.
6576 (known_cond, simplify_shift_const, find_split_point,
6577 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6578 simplify_logical, expand_field_assignment, extract_left_shift,
6579 force_to_mode, if_then_else_cond, apply_distributive_law,
6580 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6581 simplify_comparison, reversed_comparison): Replace with
6582 simplify_gen_binary, simplify_gen_relational or
6583 distribute_and_simplify_rtx.
6584 (distribute_and_simplify_rtx): New function.
6586 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6587 Paolo Bonzini <gcc.gnu.org>
6589 * calls.c (setjmp_call_p, special_function_p): Update comments
6590 at the head of the functions.
6592 2005-03-18 Jan Hubicka <jh@suse.cz>
6594 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6596 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6597 function body should be released; do not proactively release function
6598 bodies in non-unit-at-a-time mode.
6600 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6602 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6603 mno-fp-ret-in-387 multilib variants.
6605 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6607 * common.opt (m): Remove.
6608 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6610 (common_handle_option): Remove OPT_m case.
6612 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6614 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6616 (fold_builtin_1): Update a call to fold_builtin_bitop.
6618 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6620 (fold_builtin_1): Update a call to fold_builtin_signbit.
6622 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6624 PR tree-optimization/20474
6625 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6626 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6628 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6630 * config/h8300/h8300-protos.h: Remove prototypes for
6631 general_operand_src, general_operand_dst, single_one_operand,
6632 single_zero_operand, call_insn_operand,
6633 two_insn_adds_subs_operand, small_call_insn_operand,
6634 jump_address_operand, bit_operand, bit_memory_operand,
6635 stack_pointer_operand, const_int_gt_2_operand,
6636 const_int_ge_8_operand, const_int_qi_operand,
6637 const_int_hi_operand, incdec_operand, bit_operator,
6638 nshift_operator, eqne_operator, gtle_operator,
6639 gtuleu_operator, iorxor_operator.
6640 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6641 h8300_ldm_stm_parallel.
6642 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6644 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6645 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6646 (h8300_ldm_stm_parallel): Make it extern.
6647 (h8300_ldm_parallel, h8300_stm_parallel,
6648 h8300_return_parallel, general_operand_src,
6649 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6650 nibble_operand, reg_or_nibble_operand, single_one_operand,
6651 single_zero_operand, call_insn_operand,
6652 two_insn_adds_subs_operand, small_call_insn_operand,
6653 jump_address_operand, bit_operand, bit_memory_operand,
6654 stack_pointer_operand, const_int_gt_2_operand,
6655 const_int_ge_8_operand, const_int_qi_operand,
6656 const_int_hi_operand, incdec_operand, eqne_operator,
6657 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6658 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6659 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6660 nshift_operator): Move to predicates.md.
6661 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6662 * config/h8300/h8300.md: Include predicates.md.
6663 * config/h8300/predicates.md: New.
6665 2005-03-17 Richard Henderson <rth@redhat.com>
6667 * config.gcc (ia64*-*-hpux*): Add extra_options.
6668 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6669 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6670 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6671 (ia64_tls_size_string, ia64_tune_string): Remove.
6672 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6673 (TARGET_DEFAULT_TARGET_FLAGS): New.
6674 (TARGET_HANDLE_OPTION): New.
6675 (ia64_override_options): Move options parsing ...
6676 (ia64_handle_option): ... here. New.
6677 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6678 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6679 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6680 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6681 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6682 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6683 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6684 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6685 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6686 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6687 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6688 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6689 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6690 TARGET_EARLY_STOP_BITS): Remove.
6691 (TARGET_ILP32): Default false.
6692 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6693 (enum ia64_inline_type): New.
6694 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6695 * config/ia64/ia64.md: Update for new definitions of
6696 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6697 * config/ia64/ia64.opt: New file.
6698 * config/ia64/ilp32.opt: New file.
6700 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6703 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6705 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6707 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6708 instead of MASK_H8300S.
6709 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6710 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6711 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6712 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6713 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6714 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6715 TARGET_SWITCHES): Remove.
6716 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6718 * config/h8300/h8300.opt: New.
6720 * config/alpha/alpha.opt, config/arc/arc.opt,
6721 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6724 2005-03-17 Ian Lance Taylor <ian@airs.com>
6728 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6730 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6731 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6732 (TARGET_HANDLE_OPTION): Override default.
6733 (arc_handle_option): New function.
6734 (arc_init): Remove code to set arch_cpu_string.
6735 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6736 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6737 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6738 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6739 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6740 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6741 (arc_rodata_string, TARGET_OPTIONS): Delete.
6742 * config/arc/arc.opt: New file.
6744 2005-03-17 Richard Henderson <rth@redhat.com>
6746 * doc/extend.texi (Weak Pragmas): New section.
6747 (attribute alias): Clarify that target must be in the same
6750 2005-03-17 Richard Henderson <rth@redhat.com>
6752 * config/alpha/alpha.opt: New file.
6753 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6755 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6756 alpha_fprm_string, alpha_fptm_string): Make static.
6757 (alpha_tls_size_string): Remove.
6758 (alpha_handle_option): New.
6759 (override_options): Update for alpha_cpu/alpha_tune split.
6760 (alpha_file_start): Likewise.
6761 (TARGET_DEFAULT_TARGET_FLAGS): New.
6762 (TARGET_HANDLE_OPTION): New.
6763 * config/alpha/alpha.h (alpha_tune): Declare.
6764 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6765 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6766 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6767 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6768 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6769 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6770 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6771 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6772 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6773 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6774 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6775 (TARGET_DEFAULT): Remove MASK_FP.
6776 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6777 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6778 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6779 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6780 alpha_tls_size_string): Remove.
6781 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6782 (attribute tune): Rename from attribute cpu.
6783 * config/alpha/ev4.md: Update to match.
6784 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6785 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6786 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6787 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6788 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6789 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6791 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6793 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6794 and return without creating new state if before_nops_num is nonzero.
6795 * config/ia64/ia64.md (first_insn): New attribute.
6796 (alloc): Set it to yes.
6798 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6800 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6801 STMT_VINFO_SUBVARS to NULL.
6802 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6804 2005-03-16 Dale Johannesen <dalej@apple.com>
6806 * rtlanal.c (find_first_parameter_load): Rewrite to
6807 return actual first param load or the call if none,
6808 instead of first in block, when not all loads exist.
6810 2005-03-16 Roger Sayle <roger@eyesopen.com>
6812 * optabs.c (expand_copysign_absneg): Make static.
6813 * optabs.h (expand_copysign_absneg): Delete prototype.
6814 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6816 2005-03-16 Richard Henderson <rth@redhat.com>
6819 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6820 (alias_pairs): Rename from output_defs.
6821 (find_decl_and_mark_needed): Split out from assemble_alias.
6822 (do_assemble_alias): New.
6823 (assemble_output_def): Remove.
6824 (finish_aliases_1, finish_aliases_2): New.
6825 (process_pending_assemble_output_defs): Remove.
6826 (assemble_alias): Defer aliases for which we don't yet have a
6827 non-external decl for the target symbol.
6828 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6829 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6830 * toplev.c (compile_file): Use finish_aliases_2 instead of
6831 process_pending_assemble_output_defs.
6832 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6833 (process_pending_assemble_output_defs): Remove.
6835 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6837 Fix PR tree-optimization/20489
6839 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6840 for empty structures.
6842 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6844 Fix PR tree-optimization/20490
6846 * tree-ssa-pre.c (create_expression_by_pieces): Use
6847 force_gimple_operand on result of fold.
6849 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6851 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6852 of closing parenthesis.
6854 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6856 * builtins.c (expand_movstr): Update a call to
6857 fold_builtin_strcpy.
6858 (expand_builtin_strncpy): Update a call to
6859 fold_builtin_strncpy.
6860 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6861 arguments of CALL_EXPR.
6862 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6863 fold_builtin_strncpy.
6864 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6865 * tree.h: Update the prototypes of fold_builtin_strcpy and
6866 fold_builtin_strncpy.
6868 2005-03-16 Steven Bosscher <stevenb@suse.de>
6869 Dorit Naishlos <dorit@il.ibm.com>
6871 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6872 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6875 2005-03-16 Steven Bosscher <stevenb@suse.de>
6877 * tree-inline.c (walk_type_fields, walk_tree,
6878 walk_tree_without_duplicates): Move from here...
6879 * tree.c: ...to here.
6881 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6883 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6884 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6885 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6886 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6887 (version): Define using $(BASEVER_c).
6888 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6890 (version.o): Depend on version files; add custom generation command.
6891 (prefix.o): Define BASEVER on command line.
6892 (s-iov): Depend on version files; adjust command.
6893 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6895 (gcc-vers.texi): New rule.
6896 (doc/%.info, doc/%.dvi): Add -I . to command line.
6897 (doc/gccinstall.dvi): Likewise.
6898 (PACKAGE): Delete. All uses replaced with "gcc".
6899 * aclocal.m4: Do not include gcc-version.m4.
6900 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6901 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6902 Set is_release based on contents of DEV-PHASE.
6903 Set gcc_version based on contents of BASE-VER.
6904 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6905 * config.in, configure: Regenerate.
6906 * gccbug.in: Determine version of GCC in use at runtime.
6907 * gcov-iov.c: Get version number and development phase from
6908 command line, not by including version.c.
6909 * intl.c: Replace all uses of PACKAGE with "gcc".
6910 * libada-mk.in: Delete unused "gcc_version" variable.
6911 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6912 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6913 commentary to match.
6914 (version_string): Put together from pieces.
6915 * config/alpha/x-vms: Do not use $(gcc_version).
6916 * config/i386/t-nwld: Likewise.
6917 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6918 version-GCC and DEVELOPMENT.
6920 2005-03-15 Roger Sayle <roger@eyesopen.com>
6922 PR tree-optimization/17454
6923 * tree.c (tree_size): Add case for TREE_BINFO.
6924 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6925 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6927 2005-03-15 Roger Sayle <roger@eyesopen.com>
6929 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6930 op1 whilst expanding the signed widenening multiply variant.
6932 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6934 * toplev.c (display_target_options): Avoid unused variable warning if
6935 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6936 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6937 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6938 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6939 (mips_isa_info): New variable.
6940 (mips_parse_cpu): Remove the first argument and leave the caller
6942 (TARGET_HANDLE_OPTION): Override default.
6943 (mips_handle_option): New function. Move option validation code from...
6944 (override_options): ...here. Update calls to mips_parse_cpu.
6945 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6946 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6947 (SUBTARGET_TARGET_OPTIONS): Delete.
6948 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6949 (mno-flush-func, mtune=): New options.
6951 2005-03-15 Roger Sayle <roger@eyesopen.com>
6952 Richard Henderson <rth@redhat.com>
6954 * real.c (c4x_single_format, c4x_extended_format): Provide values
6955 for signbit_ro for c4x's single and extended floating point formats.
6956 * optabs.c (expand_copysign): Use the floating point format's
6957 signbit_ro for expanding via expand_copysign_absneg, and it's
6958 signbit_rw field for expanding via expand_copysign_bit.
6960 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6962 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6963 known_alignment_for_access_p.
6964 (known_alignment_for_access_p): New.
6965 (do_peeling_for_alignment): Field made int instead of bool and renamed
6966 to peeling_for_alignment.
6967 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6968 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6969 functionality used to be in vect_analyze_operations.
6970 (vect_analyze_operations): Code to determine vectorization factor was
6971 moved to vect_determine_vectorization_factor.
6972 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6973 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6975 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6976 be part of vect_analyze_operations).
6977 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6978 creating the guard condition, as the number of iterations may be
6980 (slpeel_tree_peel_loop_to_edge): Use new name of
6981 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6982 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6983 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6984 (vect_do_peeling_for_alignment): Use fold.
6985 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6987 (vect_update_inits_of_dr): Renamed to
6988 vect_update_init_of_dr.
6989 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6990 (vectorizable_store): Fix assertion to use == instead of =.
6992 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6994 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6995 call_used_regs for wCG registers.
6997 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6999 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7000 for non-offsettable memory references to cope with outstanding reload
7001 replacements, take 2.
7003 2005-03-15 Uros Bizjak <uros@kss-loka.si>
7006 * config/i386/i386.h (x86_fisttp): New.
7007 (TARGET_FISTTP): New macro.
7008 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
7009 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
7010 instruction when fisttp flag is set.
7011 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
7013 * config/i386/i386.md (type attribute): Add fisttp.
7014 (unit attribute): Set to i387 for fisttp type.
7015 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
7016 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
7018 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
7019 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
7021 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
7022 patterns for TARGET_FISTTP. Enable patterns for
7023 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
7024 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
7025 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
7026 implement fisttp x87 insn.
7027 (fix_trunc*_i387_fisttp splitters): New patterns.
7028 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
7029 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
7030 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
7032 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
7033 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
7034 Implement using mode macros. Disable patterns for TARGET_FISTTP.
7035 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
7036 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
7037 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
7038 Disable patterns for TARGET_FISTTP.
7039 (fix_trunc*_i387 splitters): Implement usign mode macros.
7040 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
7041 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
7042 (fix_trunx*_sse peephole2s): Implement using mode macros.
7044 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
7046 PR rtl-optimization/20291
7047 * combine.c (try_combine): If splitting fails, re-try with
7048 original combined pattern, i.e. before clobber stripping.
7050 2005-03-14 Eric Christopher <echristo@redhat.com>
7052 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
7053 STACK_GROWS_DOWNWARD.
7055 2005-03-14 Roger Sayle <roger@eyesopen.com>
7057 * real.h (struct real_format): Split the signbit field into two
7058 two fields, signbit_ro and signbit_rw.
7059 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
7060 mips_double_format, ieee_extended_motorola_format,
7061 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
7062 ieee_extended_intel_128_format, ibm_extended_format,
7063 mips_extended_format, ieee_quad_format, mips_quad_format,
7064 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
7065 i370_double_format, c4x_single_format, c4x_extended_format,
7066 real_internal_format): Update initializers for new field.
7067 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
7068 real_format structure.
7069 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
7070 field of the real_format structure.
7072 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
7074 Fix PR tree-optimization/20458
7076 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
7077 DECL_EXTERNAL on STRUCT_FIELD tags.
7078 (clear_call_clobbered): Ditto.
7079 * tree-ssa-operands.c (note_addressable): Make sure the original
7080 variable doesn't slip into the addressable list if we have
7082 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
7085 2005-03-14 Geoffrey Keating <geoffk@apple.com>
7087 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
7088 (-fwide-exec-charset): Likewise.
7089 (-finput-charset): Likewise.
7090 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
7091 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
7092 * c.opt (Wnormalized): New.
7094 2005-03-14 Devang Patel <dpatel@apple.com>
7096 * doc/invoke.texi: Add reference to Visibility document.
7098 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7100 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
7101 MASK_SPLIT_ADDRESSES.
7102 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
7103 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7104 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
7105 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
7106 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
7107 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
7108 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
7109 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
7110 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
7111 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
7112 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
7113 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
7114 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
7115 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
7116 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
7117 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
7118 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
7119 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
7120 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
7121 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
7122 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
7123 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
7124 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
7125 (TARGET_EXPLICIT_RELOCS): Delete.
7126 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
7127 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
7128 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7129 (override_options): Set MASK_LONG64 if -mint64 is given and no
7130 -mlongXX option is. Complain about -mint64 -mlong32.
7131 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
7132 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
7133 * config/mips/mips.opt: New file.
7135 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7137 * config.gcc (extra_options): New variable for listing option files.
7138 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
7139 * configure.ac (extra_opt_files): New AC_SUBST variable.
7140 (tm_file_list, tm_include_list): Include options.h first.
7141 * configure: Regenerate.
7142 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
7143 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
7144 (s-options-h): New rule.
7145 (options.h): Depend on it.
7146 (TEXI_GCCINT_FILES): Add options.texi.
7147 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
7148 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
7149 * target.h (gcc_target): Add default_target_flags and handle_option.
7150 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
7151 (TARGET_HANDLE_OPTION): New macros.
7152 (TARGET_INITIALIZER): Include them.
7153 * opt-functions.awk (opt_args, nth_arg): New functions.
7154 (switch_flags): Handle the "Target" flag.
7156 (var_name): Use opt_args and nth_arg.
7157 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
7158 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
7159 macros for the "Mask" and "InverseMask" options.
7160 * opts.h (cl_var_cond): New enum.
7161 (cl_option): Replace the "has_set_value" and "set_value" fields with
7162 "var_cond" and "var_value".
7163 (CL_TARGET): New macro.
7164 (option_enabled, print_filtered_help): Declare.
7165 (decode_options): Move definition.
7166 * opts.c (handle_option): Search for the original option before
7167 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
7168 var_cond and var_value fields. Use targetm.handle_option to handle
7170 (decode_options): Set target_flags to targetm.default_target_flags.
7171 (print_filtered_help): Make global. Handle CL_TARGET.
7172 (option_enabled): New function.
7173 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
7174 (display_target_options, set_target_switch, print_switch_values)
7175 (default_pch_valid_p): Guard uses of target_switches with
7176 #ifdef TARGET_SWITCHES. Also...
7177 (display_target_options): Display the CL_TARGET entries in cl_options.
7178 (set_target_option): Don't complain about the "" option when
7179 TARGET_SWITCHES is undefined.
7180 (print_switch_values): Use option_enabled.
7181 (default_pch_valid_p): Check cl_options[] when looking for something
7182 that has changed the value of target_flags.
7183 * c.opt: Remove documentation from top of file.
7184 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
7185 * doc/sourecebuild.texi: Refer to the new options documentation
7186 instead of c.opt. Document machine-specific .opt files.
7187 * doc/tm.texi (target_flags): Say that this variable is declared
7189 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
7190 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
7192 * doc/options.texi: New file.
7194 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7197 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7200 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7203 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7204 temporary variable of pointer type if an lvalues is required.
7205 (gimplify_modify_expr_rhs): Request an rvalue from it.
7206 (gimplify_expr): Pass fallback on.
7208 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7210 * cfgbuild.c: Update comments.
7212 2005-03-14 Roger Sayle <roger@eyesopen.com>
7214 PR rtl-optimization/17236
7215 * optabs.c (expand_doubleword_mult): New helper function split out
7216 from expand_binop. Permute the order in which instructions are
7217 emitted to minimize the number of simultaneously live registers.
7218 (expand_binop): Call expand_doubleword_mult to synthesize a double
7219 word multiplication.
7221 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7223 * basic-block.h: Update the prototypes of cached_make_edge and
7225 * cfg.c (cached_make_edge): Take edge_cache representing one
7226 row of the adjacency matrix of edges.
7227 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
7228 (make_edges): Initialize edge_cache to represent one row of
7229 the adjacency matrix of edges.
7231 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7233 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
7235 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
7236 Remove unused removed_phis variable.
7237 (conditional_replacement): Use build1/build2.
7238 (abs_replacement): Use last_and_only_stmt and build1/build2.
7240 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7242 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
7243 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
7244 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
7245 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
7246 * c-common.c (handle_novops_attribute): New function.
7247 (c_common_attribute_table): Add "no vops" entry.
7248 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
7249 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
7250 * tree-ssa-operands.c (get_call_expr_operands): Do not
7251 create virtual operands for calls with ECF_NOVOPS flag.
7252 * tree.h (DECL_IS_NOVOPS): New macro.
7253 (struct tree_decl): Add novops_flag.
7254 (ECF_NOVOPS): New constant.
7256 2005-03-14 Uros Bizjak <uros@kss-loka.si>
7259 * config/i386/i386.c (x86_use_himode_fiop): New.
7260 (x86_use_simode_fiop): Rename from x86_use_fiop.
7261 * config/i386/i386.h (x86_use_himode_fiop): Declare.
7262 (TARGET_USE_HIMODE_FIOP): New.
7263 (x86_use_simode_fiop): Rename from x86_use_fiop.
7264 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7266 * config/i386/i386.md (X87MODEI12): New mode macro define.
7267 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7268 to implement x87 FP compare with HImode input operands.
7269 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7270 Use X87MODEI12 mode macro to handle HImode input operands.
7271 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7272 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7273 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7274 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7275 macro to implement x87 operators with HImode input operands.
7276 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7279 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7281 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7283 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7284 constants invariant.
7286 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7288 * basic-block.h (BB_VISITED): Removed.
7289 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7291 2005-03-14 Falk Hueffner <falk@debian.org>
7294 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7296 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7298 * ggc-zone.c: Fix comment typos.
7300 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7301 stringpool.c, config/mips/mips-protos.h: Update copyright.
7303 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7305 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7306 throughout with its typedef, "rtx".
7307 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7308 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7309 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7310 regs in comment to match code.
7312 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7314 * except.c (check_handled): Make it static.
7315 * except.h: Remove the corresponding prototype.
7317 * function.c (get_func_frame_size): Make it static.
7318 * function.h: Remove the corresponding type.
7320 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7322 * hard-reg-set.h: Remove the corresponding declarations.
7324 * tree-cfg.c (verify_stmts): Check that
7325 bb_for_stmt (stmt) == bb for every PHI node and statement.
7327 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7329 * config.gcc: Remove excess indentation.
7330 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7332 2005-03-13 Roger Sayle <roger@eyesopen.com>
7335 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7336 * fold-const.c (fold_sign_changed_comparison): Likewise.
7337 (fold_binary): Optimize comparisons against widened operands if
7338 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
7340 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7342 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
7343 (sparc_override_options): Initialize it.
7344 (sparc_struct_value_rtx): Set it on the MEM to be returned.
7346 2005-03-13 David Edelsohn <edelsohn@gnu.org>
7348 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
7349 (reg_or_none500mem_operand): New predicate.
7350 (zero_reg_mem_operand): New predicate.
7351 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
7352 to reg_or_none500mem_operand.
7353 (extendsfdf2_fpr): Add MEM alternative.
7354 (extenddftf2_internal): Change operand2 predicate to
7355 zero_reg_mem_operand.
7357 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7359 * ggc-zone.c: Rewritten.
7361 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
7363 * configure.ac: Define GGC_ZONE for --with-gc=zone.
7364 * config.in: Regenerated.
7365 * configure: Regenerated.
7366 * gengtype.c (write_types_process_field, write_func_for_structure):
7367 Pass new argument to gt_pch_note_object.
7368 * ggc-common.c (struct ptr_data): Add TYPE.
7369 (gt_pch_note_object): Take TYPE argument and save it.
7370 (call_count): Update call to ggc_pch_count_object.
7371 (call_alloc): Update call to ggc_pch_alloc_object.
7372 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
7374 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
7375 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
7376 (ggc_alloc_zone_stat): Delete.
7377 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
7378 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
7379 (ggc_pch_alloc_object): Update prototypes.
7380 (garbage_zone): Delete.
7381 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
7382 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
7384 (tree_id_zone): New variable.
7385 (ggc_alloc_cleared_zone): Remove unused.
7386 (ggc_alloc_zone): Define.
7387 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
7388 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
7389 ggc_alloc_zone_stat.
7390 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
7391 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
7392 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
7393 (make_node_stat): Likewise. Use tree_id_zone.
7395 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7396 Joseph S. Myers <joseph@codesourcery.com>
7398 * configure.ac: Check for MIPS TLS.
7399 * configure: Regenerated.
7400 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7401 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7402 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7403 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7404 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7405 (mips_classify_symbol, mips_symbolic_constant_p)
7406 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7407 (mips_tls_operand_p, mips_call_tls_get_addr)
7408 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7409 (mips_tls_symbol_ref_1): New functions.
7410 (mips_legitimize_address, mips_legitimize_const_move): Call
7411 mips_legitimize_tls_address.
7412 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7414 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7415 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7416 (mips_char_to_class): Document V1_REG.
7417 (HAVE_AS_TLS): Provide default.
7418 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7420 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7422 (tls_get_tp_<mode>): New instruction.
7424 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7426 * configure.ac: Update checks for target tools.
7427 * configure: Regenerated.
7429 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7431 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7433 2005-03-13 Roger Sayle <roger@eyesopen.com>
7435 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7436 more classes of DImode multiplication by constant. Allow both
7437 multiplication by small negative constants (by performing a
7438 multiplication by a positive constant and negating the result) and
7439 multiplications by large powers of two, by using a left shift.
7441 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7443 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7444 of basic blocks into work_stack.
7446 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7447 config/mips/vr.h: Update copyright.
7449 * c-decl.c (c_init_decl_processing): Remove useless calls to
7450 build_function_type.
7452 * builtins.c (fold_trunc_transparent_mathfn,
7453 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7454 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7455 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7456 fold_builtin_strcpy, fold_builtin_strncpy,
7457 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7460 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7463 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7464 variable determinant.
7466 * tree-cfg.c (group_case_labels): Remove local variable type.
7468 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7471 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7474 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7477 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7478 (*movmemqi_insn): Delete.
7479 (*movmemhi): Delete.
7481 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7483 * builtins.c (fold_builtin_classify): Take decomposed
7484 arguments of CALL_EXPR.
7485 (fold_builtin_1): Update a call to fold_builtin_classify.
7487 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7490 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7491 through into call to parser_xref_tag after parse error.
7492 (c_parser_struct_declaration): Consistently return NULL_TREE on
7495 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7497 * tree-flow-inline.h (ref_contains_array_ref): New function.
7498 (lookup_subvars_for_var): Ditto.
7499 (get_subvars_for_var): Ditto.
7500 (var_can_have_subvars): Ditto.
7502 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7503 (struct subvar): New type.
7505 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7507 * tree-optimize.c (init_tree_optimization_passes): Call
7508 pass_create_structure_vars.
7510 * tree-ssa-alias.c: Include vec.h.
7511 (init_alias_info): Don't auto-clear call clobbered on struct-field
7513 (compute_flow_insensitive_aliasing): Handle subvars.
7514 (group_aliases): Handle STRUCT_FIELD aliases.
7515 (setup_pointers_and_addressables): Ditto.
7516 Don't mark variables non-addressable if they still have
7517 addressable subvars.
7518 Also mark subvars addressable when the real variable is marked
7520 (add_pointed_to_var): Try to prune the pointed-to set by only
7521 pointing to subvars when possible.
7522 Otherwise, make sure we set addresses_needed and pt_vars to
7523 properly include subvars.
7524 (bitpos_of_field): New function.
7525 (push_fields_onto_fieldstack): Ditto.
7526 (get_or_create_used_part_for): Ditto.
7527 (create_overlap_variables_for): Ditto.
7528 (find_used_portions): Ditto.
7529 (create_structure_vars): Ditto.
7530 (pass_create_structure_vars): New structure.
7532 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7533 (get_expr_operands): Handle subvars. Also try to turn
7534 COMPONENT_REF accesses into must-defs now that we can accurately
7536 (note_addressable): Try to only mark as addressable those subvars
7537 we know a COMPONENT_REF touches.
7538 (overlap_subvar): New function.
7540 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7541 Handle subvar storing.
7542 (vect_address_analysis): Update caller of vect_object_analysis.
7544 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7546 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7547 (STMT_VINFO_SUBVARS): New macro.
7549 * common.opts: add flag_tree_salias.
7551 * opts.c (decode_options): flag_tree_salias defaults to on.
7553 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7555 * doc/tree-ssa.texi: Document structural alias analysis.
7557 2005-03-12 Steven Bosscher <stevenb@suse.de>
7559 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7560 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7561 * tree-ssa-operands.c (get_expr_operands): Likewise.
7562 (get_expr_operands): Likewise for ERROR_MARK.
7564 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7566 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7569 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7572 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7573 (mark_operand_necessary): Remove local variable ver.
7575 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7576 variable prefix_len.
7578 * value-prof.c (mod_subtract_transform): Remove local variable
7581 * builtins.c (fold_builtin_exponent): Take decomposed
7582 arguments of CALL_EXPR.
7583 (fold_builtin_1): Update a call to fold_builtin_exponent.
7585 * builtins.c (fold_builtin_logarithm): Take decomposed
7586 arguments of CALL_EXPR.
7587 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7589 * c-decl.c (c_init_decl_processing): Remove local variables
7590 ptr_ftype_void and ptr_ftype_ptr.
7592 * gimplify.c (gimplify_expr): Remove local variables r0 and
7595 * reg-stack.c (move_for_stack_reg): Remove local variable
7597 (compare_for_stack_reg): Remove local variable flags_user.
7598 (convert_regs_1): Remove local variable deleted.
7600 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7602 (combine_blocks): Remove local variables exits and new_e.
7604 * tree-inline.c (expand_call_inline): Remove local variable
7607 * tree-ssa-live.c (create_ssa_var_map,
7608 calculate_live_on_entry): Remove local variable snn.
7610 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7612 * c-lex.c (c_lex_with_flags): Add parameter to call to
7615 2005-03-11 Per Bothner <per@bothner.com>
7617 * c-tree.h (struct c_declarator): New id_loc field.
7618 * c-pragma.h (c_lex_with_flags): Take position reference.
7619 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7620 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7621 (c_lex): Pass dummy location to c_lex_with_flags.
7622 * c-parser.c (c_lex_one_token): Set c_token's location using
7623 c_lex_with_flags, instead of input_location, which might be "ahead".
7624 (c_parser_direct_declarator): Set declarator's id_loc from
7626 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7627 declarator's id_loc, rather than probably-imprecise input_location.
7628 (build_id_declarator): Initialize c_declarator's id_loc field.
7630 2005-03-11 Roger Sayle <roger@eyesopen.com>
7633 * builtins.c (expand_builtin_signbit): Force the signbit's word
7634 into an integer register to avoid SUBREGs of floating point modes.
7636 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7638 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7639 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7640 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7641 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7643 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7645 PR rtl-optimization/20306
7646 * expr.c (emit_move_complex): Set try_int false if mode is
7647 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7648 emit_block_move if try_int is true.
7650 2005-03-11 Richard Henderson <rth@redhat.com>
7653 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7654 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7657 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7659 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7660 (TARGET_FIX_VR4130): New macro.
7661 (TARGET_OPTIONS): Add -mfix-vr4130.
7662 (ISA_HAS_MACCHI): New macro.
7663 (ASM_SPEC): Add -mfix-vr4130.
7664 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7665 (override_options): Handle mips_fix_vr4130_string.
7666 (mips_avoid_hazards): Clear all_noreorder_p
7667 if we're working around VR4130 errata and the macc alternatives
7669 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7670 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7671 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7672 (MULTILIB_DEFAULTS): Remove leading "march=".
7673 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7674 if no architecture option is given.
7675 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7677 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7678 * doc/invoke.texi: Document -mfix-vr4130.
7680 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7682 * config/mips/mips.c (override_options): Only warn about -mint64
7683 deprecation if TARGET_INT64.
7685 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7687 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7688 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7689 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7690 are non-specific regarding the nonnull parameter positions.
7691 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7692 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7693 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7694 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7696 * builtins.def: Use the non-specific "nonnull" attibute lists.
7698 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7700 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7701 single_pred_edge, single_succ, single_pred): Improve comments.
7703 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7705 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7706 single_pred_edge, single_succ, single_pred): New inline functions.
7707 * bb-reorder.c (rotate_loop, find_traces_1_round,
7708 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7709 duplicate_computed_gotos): Use the single_succ/pred functions.
7710 * cfganal.c (forwarder_block_p): Ditto.
7711 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7712 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7713 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7714 merge_seq_blocks): Ditto.
7715 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7716 * cfglayout.c (fixup_reorder_chain): Ditto.
7717 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7718 canonicalize_loop_headers, verify_loop_structure): Ditto.
7719 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7720 mfb_update_loops, create_preheader, force_single_succ_latches,
7721 create_loop_notes): Ditto.
7722 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7723 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7724 commit_one_edge_insertion, purge_dead_edges,
7725 cfg_layout_can_merge_blocks_p): Ditto.
7726 * except.c (sjlj_emit_function_enter): Ditto.
7727 * flow.c (init_propagate_block_info): Ditto.
7728 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7729 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7730 insert_insn_end_bb): Ditto.
7731 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7732 find_if_case_2): Ditto.
7733 * lambda-code.c (perfect_nestify): Ditto.
7734 * lcm.c (optimize_mode_switching): Ditto.
7735 * loop-doloop.c (doloop_modify): Ditto.
7736 * loop-init.c (loop_optimizer_init): Ditto.
7737 * loop-iv.c (simplify_using_initial_values): Ditto.
7738 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7739 * loop-unswitch.c (unswitch_loop): Ditto.
7740 * modulo-sched.c (generate_prolog_epilog): Ditto.
7741 * predict.c (combine_predictions_for_insn, estimate_probability,
7742 tree_estimate_probability, last_basic_block_p,
7743 estimate_bb_frequencies): Ditto.
7744 * profile.c (branch_prob): Ditto.
7745 * regrename.c (copyprop_hardreg_forward): Ditto.
7746 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7747 * tracer.c (layout_superblocks): Ditto.
7748 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7749 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7750 cleanup_control_expr_graph, disband_implicit_edges,
7751 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7752 tree_verify_flow_info, tree_make_forwarder_block,
7753 tree_forwarder_block_p, remove_forwarder_block,
7754 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7755 * tree-if-conv.c (tree_if_conversion): Ditto.
7756 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7757 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7758 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7759 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7760 copy_loop_headers): Ditto.
7761 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7762 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7763 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7764 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7765 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7766 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7767 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7768 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7769 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7770 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7771 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7772 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7773 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7774 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7775 slpeel_add_loop_guard): Ditto.
7777 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7779 PR tree-optimization/15784
7780 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7783 * stmt.c (expand_case): Don't change index_type. Convert minval
7786 PR tree-optimization/20130
7787 * fold-const.c (fold): Fold x * -1 into -x.
7789 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7791 PR rtl-optimization/20331
7792 * rtlanal.c (modified_between_p): Check its address first for MEM.
7793 (modified_in_p): Likewise.
7795 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7797 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7799 2005-03-10 Steven Bosscher <stevenb@suse.de>
7801 * expr.c (expand_expr_real_1): If possible, use a conditional
7802 move for expanding MIN_EXPR and MAX_EXPR.
7803 Use temp for moving around rtx-en.
7805 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7808 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7811 2005-03-10 Roger Sayle <roger@eyesopen.com>
7813 * builtins.c (expand_builtin_signbit): Extend to handle floating
7814 point modes wider than the largest integer type, using the
7815 operand_subword_force function to obtain the signbit's word.
7817 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7820 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7821 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7823 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7825 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7827 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7829 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7831 (perform_edge_inserts): Unconditionally call
7832 free_dominator_info.
7834 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7836 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7838 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7840 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7842 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7844 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7846 (rtl_register_value_prof_hooks,
7847 tree_value_profile_transformations,
7848 tree_register_value_prof_hooks): Likewise.
7849 * var-tracking.c (stack_adjust_offset_pre_post,
7850 variable_htab_free, variable_union, dataflow_set_different_2,
7851 count_uses, variable_was_changed, set_frame_base_location,
7852 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7853 vt_add_function_parameters): Likewise.
7854 * varasm.c (named_section_real, named_section, make_decl_rtl,
7855 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7856 const_hash_1, compare_constant, copy_constant, force_const_mem,
7857 output_constant_pool_2, output_constant_pool_1, output_constant,
7858 output_constructor, make_decl_one_only, decl_tls_model,
7859 default_no_named_section, default_elf_select_section_1,
7860 default_unique_section_1): Likewise.
7861 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7862 * vmsdbgout.c (addr_const_to_string): Likewise.
7865 * function.c (struct assign_parm_data_one): Remove last_named
7867 (assign_parm_find_data_types): Don't determine last_named.
7868 Reorder named_parm determination.
7869 (assign_parms): Only setup varargs on the last non-varadic
7872 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7874 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7875 sda base address on medium model.
7877 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7879 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7880 * cfgloop.c (flow_loop_nodes_find): Export.
7881 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7883 * cfgloopmanip.c (fix_loop_structure): New function.
7884 * predict.c (predict_loops): Clean up the loops information.
7885 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7886 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7888 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7889 (rewrite_into_loop_closed_ssa): Declaration changed.
7890 * tree-loop-linear.c (linear_transform_loops): Add argument to
7891 rewrite_into_loop_closed_ssa call.
7892 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7893 * tree-ssa-loop-im.c (move_computations): Ditto.
7894 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7895 * tree-vectorizer.c (vectorize_loops): Ditto.
7896 * tree-optimize.c: Include cfgloop.h.
7897 (execute_todo): Choose whether to call cleanup_tree_cfg or
7898 cleanup_tree_cfg_loop.
7899 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7900 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7901 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7902 cleanup_tree_cfg_loop call.
7903 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7904 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7905 work on part of cfg.
7907 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7910 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7911 with multiple alternatives.
7913 * stmt.c (parse_output_constraint): Fix a typo.
7915 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7917 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7918 assembly directive instead of deprecated "no-generics".
7920 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7922 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7923 for non-offsettable memory references to cope with outstanding reload
7925 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7926 avoid losing outstanding address reloads.
7927 ("reload_outdi", "reload_outdf"): Likewise.
7929 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7931 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7932 code. Add more cbrt transformations.
7934 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7936 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7938 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7940 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7941 NULL_TREE when a given tree is not simplified.
7942 (fold): Return the original tree when any of the functions
7943 mentioned above NULL_TREE.
7945 * fold-const.c (fold_unary, fold_binary): Take decomposed
7946 arguments, code, type, op0, and op1 in case of fold_binary.
7947 (fold): Update calls to fold_unary and fold_binary.
7949 2005-03-09 Roger Sayle <roger@eyesopen.com>
7951 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7952 a fndecl and an arglist instead of a CALL_EXPR, exp.
7954 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7956 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7958 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7960 * expr.c (expand_assignment): Remove orig_to_rtx.
7962 * fold-const.c (int_const_binop): Remove no_overflow.
7964 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7966 * loop-iv.c (get_biv_step_1): Remove lhs.
7968 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7970 * real.c (real_nan): Remove neg.
7972 * function.c (thread_prologue_and_epilogue_insns): Remove i
7975 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7978 * tree-eh.c (tree_could_trap_p): Remove idx.
7980 * tree-into-ssa.c (ann): Remove ann.
7982 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7984 * tree-sra.c (decide_block_copy): Remove inst_count.
7986 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7988 * tree-ssa-loop-im.c (lhs): Remove.
7990 * cfgbuild.c (state, STATE, SET_STATE,
7991 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7993 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7994 (find_basic_blocks): Set the state of each basic block to
7997 2005-03-08 Jeff Law <law@redhat.com>
7999 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8000 goto results in the removal of edges in the CFG, then we need
8001 to recompute dominators.
8003 2005-03-09 Ben Elliston <bje@au.ibm.com>
8005 * c-common.c (c_do_switch_warnings): Comment fix.
8007 2005-03-08 Julian Brown <julian@codesourcery.com>
8009 * Patch from 2005-03-08 reverted for causing regressions and
8010 ppc-darwin bootstrap failure.
8012 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8014 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
8015 Define the real function for ppc-darwin.
8016 * c-typeck.c (convert_arguments): Check for target-specific
8017 invalid argument call to unprototyped function.
8018 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8020 * target.h (invalid_arg_for_unprototyped_fn): New field
8022 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
8023 default target hook.
8024 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
8027 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8029 * c-typeck.c (constructor_stack, constructor_range_stack,
8030 initializer_stack): Make them static.
8032 * cfg.c (rbi_pool): Make it static.
8034 * gimple-low.c (lower_stmt_body): Make it static.
8035 * tree-flow.h: Remove the corresponding prototype. Don't
8038 * sched-deps.c (cache_size): Make it static.
8040 * stor-layout.c (lang_adjust_rli): Make it static.
8042 2005-03-08 Julian Brown <julian@codesourcery.com>
8044 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8045 from being used for symbols with vague linkage when
8046 HAVE_GAS_COMDAT_GROUP is true.
8048 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
8050 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
8051 nlabel == JUMP_LABEL (jump).
8053 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8055 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
8056 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
8057 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
8058 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
8060 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
8063 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
8064 * c-common.c (handle_returns_twice): New function.
8065 (c_common_attribute_table): Declare eturns_twice' attribute.
8066 * doc/extend.texi: Document eturns_twice' attribute.
8067 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
8068 (struct tree_decl): Add returns_twice_flag.
8070 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8072 * tree-ssa-phiopt.c: Fix a comment typo.
8074 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
8075 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
8076 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
8079 2005-03-08 Richard Henderson <rth@redhat.com>
8081 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8082 builtin codes with ctzdi2, clzdi2, popcountdi2.
8083 (struct alpha_builtin_def): Add is_const.
8084 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
8085 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
8086 (alpha_init_builtins): Init them. Set nothrow and const attributes
8088 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
8089 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
8090 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
8091 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
8092 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
8093 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
8094 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
8095 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
8096 (TARGET_FOLD_BUILTIN): New.
8097 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
8098 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
8100 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
8102 2005-03-08 Ira Rosen <irar@il.ibm.com>
8104 PR tree-optimization/20122
8105 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
8106 condition of access function instead of base.
8108 2005-03-07 Jeff Law <law@redhat.com>
8109 Steven Bosscher <stevenb@suse.de>
8111 * tree-cfg.c (find_taken_edge_computed_goto): New function.
8112 (find_taken_edge): Call find_taken_edge_computed_goto as
8113 appropriate. Allow any gimple invariant rather than just
8114 INTEGER_CST for VAL.
8115 (cleanup_control_flow): Cleanup a computed goto which has turned
8117 (tree_merge_blocks): If block B has any forced labels, move
8118 them to the start of block A.
8119 * tree-ssa-dom.c (thread_across_edge): Allow threading across
8120 computed gotos as well.
8121 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
8122 removal of unnecessary computed gotos too.
8123 (lookup_redirection_data): Fix type of INSERT argument. Callers
8126 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8128 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
8129 Remove trailing spaces.
8131 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
8132 unshare_all_trees): Make them static.
8133 * tree-gimple.h: Remove the corresponding prototypes.
8135 * diagnostic.h: Remove unused prototype
8136 debug_output_buffer.
8137 * modulo-sched.c: Remove unused prototype
8138 set_row_column_for_ps.
8140 * tree-ssa-phiopt.c (tree_ssa_phiopt,
8141 replace_phi_edge_with_variable): Remove unused variable i.
8143 2005-03-07 Per Bothner <per@bothner.com>
8145 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
8147 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
8150 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
8151 bbs on the COND_EXPR instead of the PHI_NODEs.
8152 (candidate_bb_for_phi_optimization): Remove.
8153 (replace_phi_with_stmt): Rename to ...
8154 (replace_phi_edge_with_variable): this and change so that we
8155 replace the phi argument instead of removing the PHI.
8156 (conditional_replacement): Change so we deal with PHI with more
8158 (value_replacement): Likewise.
8159 (abs_replacement): Likewise.
8161 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
8163 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
8164 output_e500_flip_gt_bit.
8166 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
8168 (rs6000_generate_compare): Fix logic to look at the correct bits.
8169 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
8171 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
8172 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
8173 gen_move_from_CR_gt_bit.
8175 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
8176 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
8177 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
8179 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
8180 (E500_CR_IOR_COMPARE): New constant.
8182 2005-03-08 Earl Chew <earl_chew@agilent.com>
8183 David Billinghurst <David.Billinghurst@riotinto.com>
8185 * config/i386/host-cygwin.c: New file to support precompiled
8187 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
8188 * config.host: Use above files for cygwin host.
8190 2005-03-07 David Edelsohn <edelsohn@gnu.org>
8192 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
8193 ordering ops from earlier change.
8195 2005-03-07 Per Bothner <per@bothner.com>
8197 Various fixes to allow us to again build if --enable-mapped-location:
8198 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8199 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8200 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8201 local variable loc. Change logic appropriately.
8202 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8203 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8204 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8205 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8206 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8208 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8210 PR rtl-optimization/19683
8211 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8212 number of bytes, to smallest_int_for_mode. Fix arguments to
8213 REG_CANNOT_CHANGE_MODE_P.
8215 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8217 * reorg.c (relax_delay_slots): Check that the jump is
8218 conditional before trying to invert it.
8220 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8222 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
8225 * calls (stack_arg_under_construction): Make it static.
8227 * flow.c (regs_live_at_setjmp): Make it static.
8228 * flow.h: Remove the corresponding prototype.
8230 * reload1.c (reload_startobj, reload_firstobj,
8231 something_needs_operands_changed, reload_inherited,
8232 reload_inheritance_insn, reload_override_in,
8233 reload_spill_index): Make them static.
8235 * recog.c (verify_changes): Make it static.
8236 * recog.h: Remove the corresponding prototype.
8238 * cfgbuild.c (find_sub_basic_blocks): Remove.
8239 * basic-block.h: Remove the corresponding prototype.
8240 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
8242 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
8244 * tree-ssa-operands.c (check_build_stmt): Remove.
8246 * stor-layout.c (set_alignment): Remove.
8247 * tree.h: Remove the corresponding prototype.
8249 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
8251 * tree-ssa-dce.c (control_dependence_map,
8252 visited_control_parents): Make them static.
8254 * cfghooks.c (verify_flow_info): Remove local variable
8257 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
8260 * loop-unswitch.c (unswitch_loop): Remove local variable src.
8262 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
8264 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8266 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8268 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8269 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8270 PARALLEL for an empty structure.
8272 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8274 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8276 * fold-const.c (fold_binary): Unroll the very first "for"
8279 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8281 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8282 redundant match_code test.
8283 (scc_comparison_operator): Swap match_operand and match_code
8285 (branch_positive_comparison_operator): Same.
8286 (trap_comparison_operator): Use comparison_operator and swap with
8289 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8292 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8293 (out_movhi_r_mr): Read low byte of volatile MEM first.
8294 (out_movhi_mr_r): Write high byte of volatile MEM first.
8296 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8298 * cselib.c (reg_values, reg_values_size): Make them static.
8300 * cse.c (cse_reg_info_table): Make it static.
8302 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8304 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8306 * cse.c (find_best_addr): Use canon_for_address.
8308 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8310 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8311 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8312 SUBREG and MEM, respectively.
8314 * fold-const.c (fold_binary): Use code instead of t.
8316 * fold-const.c (optimize_minmax_comparison): Take decomposed
8317 arguments code, type, op0, and op1 instead of t.
8318 (fold_binary): Update a call to optimize_minmax_comparison.
8320 * fold-const.c (fold_range_test): Take decomposed arguments
8321 code, type, op0, and op1 instead of t.
8322 (fold_binary): Update a call to fold_range_test.
8324 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8325 decomposed arguments code, type, op0, and op1 instead of t.
8326 (fold_binary): Update a call to fold_range_test.
8328 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8330 * fold-const.c (fold_binary): Avoid directly using the original
8331 expression t as much as possible.
8333 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8335 * c-semantics.c (build_stmt): Use TYPE_P instead of
8336 IS_NON_TYPE_CODE_CLASS.
8337 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
8338 (NON_TYPE_CHECK): Use TYPE_P instead of
8339 IS_NON_TYPE_CODE_CLASS.
8341 * fold-const.c (fold): Remove handling of binary expressions.
8343 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
8345 * doc/c-tree.texi: Wrap comments in @r{}.
8346 * doc/cpp.texi: Likewise.
8347 * doc/cppinternals.texi: Likewise.
8348 * doc/extend.texi: Likewise.
8349 * doc/md.texi: Likewise.
8350 * doc/objc.texi: Likewise.
8351 * doc/sourcebuild.texi: Likewise.
8352 * doc/tm.texi: Likewise.
8355 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8357 * predict.c (apply_return_prediction): Standardize PHI chain
8359 * tree-ssa.c (ssa_redirect_edge): Likewise.
8361 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8362 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
8365 * tree-phinodes.c (remove_phi_node): Drop the last argument.
8366 * tree-flow.h: Adjust the prototype for remove_phi_node.
8367 * lambda-code.c (perfect_nestify): Adjust a call to
8370 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8371 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
8373 * tree-ssa-dce.c (remove_dead_phis): Likewise.
8374 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
8375 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
8376 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
8378 * combine.c (simplify_and_const_int): Use gen_int_mode instead
8379 of GEN_INT (trunc_int_for_mode (...)).
8380 * loop-iv.c (iv_number_of_iterations): Likewise.
8381 * postreload.c (reload_cse_move2add): Likewise.
8382 * simplify-rtx.c (simplify_const_unary_operation,
8383 simplify_const_binary_operation): Likewise.
8384 * stor-layout.c (get_mode_bounds): Likewise.
8386 * fold-const.c (fold_binary): New.
8387 (fold): Call fold_binary on binary expressions.
8389 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
8391 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
8392 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
8393 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
8394 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
8395 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
8397 2005-03-04 Devang Patel <dpatel@apple.com>
8399 PR tree-optimization/18815
8400 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8401 loops with zero exit edges.
8403 2005-03-04 Devang Patel <dpatel@apple.com>
8405 * doc/invoke.texi: Remove reference to webpage that does not exist.
8407 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8408 Joseph S. Myers <joseph@codesourcery.com>
8411 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8412 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8413 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8414 * pa.c (get_plabel): Change argument to symbol_ref. Call
8415 maybe_get_identifier instead of get_identifier.
8416 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8417 (struct deferred_plabel): Replace name field with symbol field.
8418 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8419 ASM_OUTPUT_EXTERNAL_REAL is defined.
8420 (output_global_address): Use output_addr_const for output of all
8422 (output_deferred_plabels): Use symbol_ref instead of name for address
8424 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8425 ASM_OUTPUT_SYMBOL_REF): New macros.
8426 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8428 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8431 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8433 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8434 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8436 2005-03-04 Jeff Law <law@redhat.com>
8438 * basic-block.h (rediscover_loops_after_threading): Declare.
8439 * tree-ssa-dom.c: Include cfgloop.h.
8440 (tree_ssa_dominator_optimize): Discover loops and some basic
8441 properties. Remove forwarder blocks recreated by loop header
8442 canonicalization. Also mark backedges in the CFG.
8443 * tree-ssa-threadupdate.c: Include cfgloop.h
8444 (rediscover_loops_after_threading): Define.
8445 (struct local_info): New field, JUMP_THREADED.
8446 (prune_undesirable_thread_requests): New function.
8447 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8448 then record that fact for the callers of redirct_edges.
8449 (thread_block): If BB has incoming backedges, then call
8450 prune_undesirable_thraed_requests. Note when we are
8451 going to have to rediscover loop information. Return a
8452 boolean indicating if any jumps were threaded.
8453 (thread_through_all_blocks): Bubble up boolean indicating
8454 if any jumps were threaded.
8455 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8456 (tree-ssa-threadupdate.o): Similarly.
8458 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8460 * fold-const.c (fold_ternary): Unroll the "for" loop to
8463 2005-03-04 Andrew Haley <aph@redhat.com>
8465 * unwind-dw2-fde-glibc.c (struct
8466 unw_eh_callback_data.check_cache): New field.
8467 (frame_hdr_cache): New.
8468 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8469 Cache frame header info.
8471 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8473 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8474 (print_c_condition): Declare.
8475 * read-rtl.c (ptr_loc): New structure.
8476 (ptr_locs, ptr_loc_obstack, joined_conditions)
8477 (joined_conditions_obstack): New variables.
8478 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8479 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8480 (join_c_conditions, print_c_condition): New functions.
8481 (apply_macro_to_string): Associate the new string with the same
8482 source location as the old one.
8483 (add_condition_to_string): Use join_c_conditions.
8484 (read_string): Use set_rtx_ptr_loc to record a filename and line
8485 number for the string.
8486 (read_rtx): Initialize the new variables above.
8487 * genattrtab.c (write_test_expr, write_attr_value): Use
8489 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8490 comment above the GCC_VERSION check.
8491 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8492 Inline the definition of MAYBE_EVAL.
8493 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8494 * genoutput.c (process_template): Likewise.
8495 * genpreds.c (write_predicate_subfunction): Likewise.
8496 (write_predicate_expr): Use print_c_condition.
8497 * genrecog.c (write_cond): Likewise.
8498 * gensupport.c (process_rtx): Use join_c_conditions to join the
8499 conditions of a define_insn_and_split. Record a source location
8500 for the string after the "&&".
8501 (alter_test_for_insn): Use join_c_conditions.
8503 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8506 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8507 PR tree-optimization/15784
8508 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8511 2005-03-04 Ben Elliston <bje@au.ibm.com>
8513 * gcc.c (option_map): Add --coverage.
8514 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8515 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8516 * config/darwin.h: Pass -lgcov for `coverage'.
8517 * doc/invoke.texi (Debugging Options): Document --coverage.
8519 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8521 * gcse.c (bypass_block): Use find_edge wherever possible.
8523 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8527 * c-opts.c (c_common_parse_file): Call start_source_file
8528 and end_source_file at the approriate times.
8530 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8531 the main file, it will be done for us now.
8533 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8535 * fold-const.c (fold_ternary): New.
8536 (fold): Call fold_ternary on ternary expressions. Remove
8537 handling of ternary expressions.
8539 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8541 PR tree-optimization/15784
8542 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8545 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8547 * config/rs6000/predicates.md (branch_comparison_operator):
8548 Convert from C block to conditional format.
8550 2005-03-03 Jan Hubicka <jh@suse.cz>
8552 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8553 and non-constant public variables.
8555 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8557 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8560 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8563 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8564 calls to release_ssa_name and release_phi_node.
8566 * fold-const.c (fold): Remove handling of unary expressions.
8568 * fold-const.c (fold_unary): Avoid directly using the original
8569 expression t as much as possible.
8571 2005-03-03 Roger Sayle <roger@eyesopen.com>
8572 Andrew Pinski <pinskia@physics.uc.edu>
8574 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8575 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8577 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8579 Describe special registers SRP and MOF as allocatable registers.
8580 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8581 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8582 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8583 TARGET_HAS_MUL_INSNS.
8584 (cris_print_operand) <case 'd'>: New case.
8585 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8586 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8588 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8589 (REG_ALLOC_ORDER): Update for MOF.
8590 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8592 (GENERAL_REGS): No longer a define of ALL_REGS.
8593 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8594 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8596 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8597 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8598 (SECONDARY_RELOAD_CLASS): Define.
8599 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8600 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8601 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8602 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8603 (REGISTER_MOVE_COST): Define.
8604 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8605 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8606 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8607 (CRIS_MOF_REGNUM): New define_constants.
8608 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8610 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8612 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8613 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8614 Adjust for MOF being properly described as a register.
8615 (indir_to_reg_split): Name this split. Conditionalize on the
8616 destination register being a general register.
8617 (movei): Conditionalize on on operands 0 and 1 having the same
8620 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8623 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8624 -mcpu to override any other explicitly given flags.
8626 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8628 * recog.c (verify_changes, confirm_change_group): New functions,
8629 broken out of apply_change_group.
8630 (apply_change_group): Use them.
8631 * recog.h (verify_change, confirm_change_group): Declare.
8632 * rtl.h (redirect_jump_2): Declare.
8633 * jump.c (redirect_exp, invert_exp): Delete.
8634 (invert_exp_1): Take second parameter. Return value. Changed caller.
8635 (redirect_jump_2): New function, broken out of redirect_jump.
8636 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8637 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8638 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8640 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8642 * varasm.c (named_section): Use xstrdup rather than doing it by
8645 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8647 2005-03-02 Devang Patel <dpatel@apple.com>
8649 Undo PR tree-optimization/18815 fix.
8651 2005-03-02 Devang Patel <dpatel@apple.com>
8653 PR tree-optimization/18815
8654 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8655 loops with zero exit edges.
8657 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8659 * cfg.c (connect_src, connect_dest, disconnect_src,
8660 disconnct_dest): New.
8661 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8662 redirect_edge_pred): Use the new functions.
8664 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8665 free_dominance_info only when needed.
8667 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8670 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8671 (reg_or_sub_cint64_operand): Same.
8673 2005-03-02 Jeff Law <law@redhat.com>
8675 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8676 CFG_ALTERED in the main DOM iteration loop.
8678 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8681 * varasm.c (initializer_constant_valid_p): Allow conversions
8682 between OFFSET_TYPEs. Tidy.
8684 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8686 * config/cris/cris.md ("return"): Remove epilogue delay list
8689 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8691 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8693 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8695 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8697 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8698 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8699 config/m68k/m68k.c, config/mips/mips.h,
8700 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8701 doc/include/gcc-common.texi: Update copyright.
8703 PR middle-end/18029 and PR middle-end/18030
8704 * expr.c (optimize_bitfield_assignment_op): Add a special case
8705 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8707 * fold-const.c (fold_unary): New.
8708 (fold): Call fold_unary on unary expressions.
8710 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8712 * cgraph.h (struct cgraph_edge): Add prev_caller and
8714 (cgraph_node_remove_callees): Export.
8715 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8717 (cgraph_edge_remove_callee): New function.
8718 (cgraph_edge_remove_caller): Likewise.
8719 (cgraph_remove_edge): Use.
8720 (cgraph_redirect_edge_callee): Likewise.
8721 (cgraph_node_remove_callees): New function.
8722 (cgraph_node_remove_callers): Likewise.
8723 (cgraph_remove_node): Use.
8724 * tree-optimize.c (tree_rest_of_compilation): Use
8725 cgraph_node_remove_callees instead of manual loop.
8726 * cgraphunit.c (cgraph_finalize_function): Likewise.
8727 (cgraph_expand_function): Likewise.
8728 (cgraph_remove_unreachable_nodes): Likewise.
8730 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8733 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8735 * c-decl.c (undeclared_variable): Take location as argument.
8736 * c-typeck.c (build_external_ref): Likewise.
8737 * c-parser.c (c_parser_postfix_expression): Pass location of
8738 identifier to build_external_ref.
8740 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8742 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8743 CCEQ mode for branch_positive_comparison_operator test.
8744 * config/rs6000/predicates (branch_comparison_operator): Revert to
8746 (scc_comparison_operator): Same.
8747 (branch_positive_comparison_operator): Same.
8749 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8751 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8752 (cris_delay_slots_for_epilogue): Remove.
8753 (save_last): Move into cris_target_asm_function_epilogue.
8754 (cris_target_asm_function_epilogue): Remove tests for file being
8756 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8757 (cris_delay_slots_for_epilogue): Remove prototypes.
8758 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8759 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8761 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8763 * config/rs6000/predicates.md (branch_comparison_operator): Change
8764 to define_special_predicate.
8765 (scc_comparison_operator): Same.
8766 (branch_positive_comparison_operator): Same.
8768 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8770 * Makefile.in (tree-ssa-sink.o): New.
8771 (OBJS-common): Add tree-ssa-sink.o.
8772 * common.opt: Add -ftree-sink
8773 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8774 * timevar.def (TV_TREE_SINK): new timevar.
8775 * tree-flow.h (is_hidden_global_store): Prototype.
8776 * tree-optimize.c (init_tree_optimization_passes): Add
8778 * tree-pass.h (pass_sink_code): New.
8779 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8780 for non-obvious global store store to is_hidden_global_store, and
8781 call that new function.
8782 * tree-ssa-sink.c: New file.
8783 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8784 * doc/passes.texi: Document forward store motion.
8785 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8786 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8787 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8788 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8790 2005-03-01 Per Bothner <per@bothner.com>
8792 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8793 and we have a non-zero column-number, add it to the message.
8794 Also factor out the diagnostic_kind_text.
8796 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8798 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8799 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8800 flow_loop_scan): Removed.
8801 (flow_loop_dump): Do not dump removed fields.
8802 (flow_loop_free): Do not free removed fields.
8803 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8804 (loop_exit_edge_p): New function.
8805 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8806 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8807 num_exits, exits_doms.
8808 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8809 LOOP_EDGES, LOOP_ALL): Removed.
8810 (flow_loop_scan): Declaration removed.
8811 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8812 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8814 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8815 (if_convert): Call flow_loops_find and flow_loops_free
8816 when calling mark_loop_exit_edges.
8817 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8818 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8819 free_dominance_info calls.
8820 * loop-init.c (flow_loops_find): Ditto.
8821 * passes.c (rest_of_handle_branch_prob): Ditto.
8822 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8823 * loop-unroll.c (analyze_insns_in_loop): Do not use
8825 * predict.c (predict_loops): Do not call flow_loop_scan.
8826 Use get_loop_exit_edges.
8827 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8828 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8829 Do not use EDGE_LOOP_EXIT.
8830 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8831 to bb_with_exit_edge_p.
8832 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8833 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8834 to bb_with_exit_edge_p.
8835 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8837 * tree-loop-linear.c (linear_transform_loops): Do not call
8838 flow_loop_scan. Use loop->single_exit.
8839 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8840 (vect_analyze_loop_form): Do not call flow_loop_scan.
8841 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8843 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8845 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8846 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8847 slpeel_tree_duplicate_loop_to_edge_cfg,
8848 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8849 Use loop_preheader_edge and loop->single_exit. Do not call
8852 2005-03-01 Nick Clifton <nickc@redhat.com>
8854 * config/arm/arm.c (thumb_find_work_register): Check all of the
8855 argument registers to see if they are free, and a couple of
8856 special cases where the last argument register but can be proved
8857 to be available during the function's prologue.
8858 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8859 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8860 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8862 (thumb_compute_save_reg_mask): Likewise. Also use
8863 thumb_find_work_register() to ensure that there is agreement about
8864 which work register is going to be used in the prologue.
8865 (thumb_output_function_prologue): Use unsigned long as the type
8866 for the register bit-mask. Also delay pushing the link register if
8867 other high registers are going to be pushed.
8868 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8869 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8870 redundant prototypes.
8872 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8875 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8876 and after reload in REG+REG indexed addresses without REG_POINTER
8877 set in the base and not set in the index.
8879 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8881 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8882 Don't undefine here.
8883 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8884 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8885 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8886 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8887 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8889 * config.gcc (sh*-*-linux*): Use config/linux.h.
8891 2005-02-28 Dale Johannesen <dalej@apple.com>
8892 Stan Shebs <shebs@apple.com>
8894 Rewrite of 64-bit Darwin structure-by-value pass/return.
8895 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8896 intoffset, use_stack, named.
8897 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8898 (rs6000_darwin64_record_arg_advance_flush): New.
8899 (rs6000_darwin64_record_arg_advance_recurse): New.
8900 (rs6000_darwin64_record_arg_flush): New.
8901 (rs6000_darwin64_record_arg_recurse): New.
8902 (rs6000_darwin64_record_arg): New.
8903 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8904 (function_arg_boundary): Handle 128-bit aligned structs.
8905 (function_arg_advance): Rewrite darwin64 struct handling.
8906 (function_arg): Call rs6000_darwin64_record_arg.
8907 (function_arg_partial_nregs): Handle darwin64 structs.
8908 (rs6000_darwin64_function_value): Remove.
8909 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8911 2005-02-28 Roger Sayle <roger@eyesopen.com>
8913 PR tree-optimization/20216
8914 * tree-chrec.c (tree_fold_factorial): Delete.
8915 (tree_fold_binomial): Change argument list to take a return type
8916 and change the type of K to unsigned int. Rewrite to avoid explicit
8917 evaluation of factorials, and (recursively) calling fold to perform
8918 compile-time arithmetic. Return NULL on (internal) overflow.
8919 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8920 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8921 if any intermediate calculation overflows.
8922 (chrec_apply): Update call to chrec_evaluate.
8924 2005-02-28 James E Wilson <wilson@specifixinc.com>
8926 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8928 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8931 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8932 instead of NULL_TREE on error.
8934 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8936 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8937 (EASY_VECTOR_15_ADD_SELF): Remove.
8938 (num_insns_constant_wide): Not static.
8939 (validate_condition_mode): Not static.
8940 (toc_relative_expr_p): Not static.
8941 (legitimate_indirect_address_p): Not static.
8942 (macho_lo_sum_memory_operand): Not static.
8943 (invalid_e500_subreg): Not static.
8944 (easy_vector_same): Not static.
8945 (easy_vector_splat_const): Not static.
8946 (RS6000_SYMBOL_REF_TLS_P): Remove.
8947 (any_operand): Delete.
8948 (any_parallel_operand): Delete.
8949 (count_register_operand): Delete.
8950 (altivec_register_operand): Delete.
8951 (xer_operand): Delete.
8952 (s8bit_cint_operand): Delete.
8953 (short_cint_operand): Delete.
8954 (u_short_cint_operand): Delete.
8955 (non_short_cint_operand): Delete.
8956 (exact_log2_cint_operand): Delete.
8957 (gpc_reg_operand): Delete.
8958 (cc_reg_operand): Delete.
8959 (cc_reg_not_cr0_operand): Delete.
8960 (reg_or_short_operand): Delete.
8961 (reg_or_neg_short_operand): Delete.
8962 (reg_or_aligned_short_operand): Delete.
8963 (reg_or_u_short_operand): Delete.
8964 (reg_or_cint_operand): Delete.
8965 (reg_or_arith_cint_operand): Delete.
8966 (reg_or_add_cint64_operand): Delete.
8967 (reg_or_sub_cint64_operand): Delete.
8968 (reg_or_logical_cint_operand): Delete.
8969 (got_operand): Delete.
8970 (got_no_const_operand): Delete.
8971 (easy_fp_constant): Delete.
8972 (easy_vector_constant): Delete.
8973 (easy_vector_constant_add_self): Delete.
8974 (zero_constant): Delete.
8975 (zero_fp_constant): Delete.
8976 (volatile_mem_operand): Delete.
8977 (offsettable_mem_operand): Delete.
8978 (mem_or_easy_const_operand): Delete.
8979 (add_operand): Delete.
8980 (non_add_cint_operand): Delete.
8981 (logical_operand): Delete.
8982 (non_logical_cint_operand): Delete.
8983 (mask_operand): Delete.
8984 (mask_operand_wrap): Delete.
8985 (mask64_operand): Delete.
8986 (mask64_2_operand): Delete.
8987 (and64_operand): Delete.
8988 (and64_2_operand): Delete.
8989 (and_operand): Delete.
8990 (reg_or_mem_operand): Delete.
8991 (lwa_operand): Delete.
8992 (symbol_ref_operand): Delete.
8993 (call_operand): Delete.
8994 (current_file_function_operand): Delete.
8995 (input_operand): Delete.
8996 (rs6000_nonimmediate_operand): Delete.
8997 (rs6000_tls_symbol_ref): Delete.
8998 (save_world_operation): Delete.
8999 (restore_world_operation): Delete.
9000 (load_multiple_operation): Delete.
9001 (store_multiple_operation): Delete.
9002 (vrsave_operation): Delete.
9003 (mfcr_operation): Delete.
9004 (mtcrf_operation): Delete.
9005 (lmw_operation): Delete.
9006 (stmw_operation): Delete.
9007 (branch_comparison_operator): Delete.
9008 (branch_positive_comparison_operator): Delete.
9009 (scc_comparison_operator): Delete.
9010 (trap_comparison_operator): Delete.
9011 (boolean_operator): Delete.
9012 (boolean_or_operator): Delete.
9013 (min_max_operator): Delete.
9014 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
9015 (EASY_VECTOR_15): Moved to here.
9016 (EASY_VECTOR_15_ADD_SELF): Move to here.
9017 (PREDICATE_CODES): Delete.
9018 * config/rs6000/rs6000-protos.h: Delete predicate functions.
9019 Declare functions no longer static.
9020 * config/rs6000/predicates.md: New.
9021 * config/rs6000/rs6000.md: Include predicates.md
9023 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
9025 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
9026 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
9028 * cfgrtl.c (need_fake_edge_p): Likewise.
9029 * combine.c (distribute_notes): Likewise.
9030 * emit-rtl.c (try_split): Likewise.
9031 * recog.c (peephole2_opimize): Likewise.
9032 * reg-notes.def (ALWAYS_RETURN): Remove.
9033 * rtl.h (LCT_ALWAYS_RETURN): Remove.
9034 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
9035 * tree.h (ECF_ALWAYS_RETURN): Remove.
9037 2005-02-28 Roger Sayle <roger@eyesopen.com>
9040 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
9041 between different machine modes is never a "useless" conversion.
9043 2005-02-28 Geert Bosch <bosch@gnat.com>
9046 * doc/contrib.texi: List contributors for Ada front end
9048 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9050 * simplify-rtx.c (simplify_unary_operation_1,
9051 simplify_const_unary_operation): New, extracted from...
9052 (simplify_unary_operation): ... this one.
9053 (simplify_binary_operation_1,
9054 simplify_const_binary_operation): New, extracted from...
9055 (simplify_binary_operation): ... this one.
9056 * rtl.h (simplify_const_unary_operation,
9057 simplify_const_binary_operation): Add prototypes.
9059 2005-02-28 Julian Brown <julian@codesourcery.com>
9061 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
9062 building libjava and caused PR regression/20228.
9064 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9067 * Makefile.in (host_subdir): New.
9068 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
9069 * configure: Regenerate.
9071 2005-02-27 Zack Weinberg <zack@codesourcery.com>
9073 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
9074 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
9075 installation directory first.
9077 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
9080 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
9081 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
9082 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
9083 * config/cris/cris.md: Tweak comments referring to Q.
9084 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
9085 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
9086 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
9087 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
9088 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
9089 Insert spaces in constraints to align alternatives vertically for
9091 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
9094 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9096 PR rtl-optimization/17728
9097 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
9098 operand 0 from general_operand to move_dest_operand.
9100 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9102 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
9103 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
9104 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
9105 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
9107 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
9109 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
9110 * configure: Regenerate.
9111 * libada-mk.in: Remove CC; rename
9112 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
9114 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
9117 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
9118 for the lhs, also walk over the tree. Likewise for rhs.
9120 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
9122 * tree-ssa-dom.c (simple_iv_increment_p): New function.
9123 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
9124 Do not propagate value of iv before increment over the increment.
9126 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9128 * c-parser.c: New file.
9129 * c-parse.in: Remove.
9130 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
9132 (c-parser.o): Add dependencies.
9133 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
9134 maintainer-clean, TAGS): Update.
9135 * c-config-lang.in (gtfiles): Update.
9136 * gengtype-lex.l: Don't handle "@@".
9137 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
9138 objc_build_synchronized, objc_begin_try_stmt,
9139 objc_begin_catch_clause, objc_finish_catch_clause,
9140 objc_build_finally_clause, objc_finish_try_stmt): New.
9141 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
9143 (c_parse_init): Update comment.
9144 * c-decl.c (c_init_decl_processing): Update comment.
9145 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9146 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
9147 new c_declspecs members.
9149 2005-02-25 Julian Brown <julian@codesourcery.com>
9151 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9152 from being used for symbols with vague linkage when
9153 HAVE_GAS_COMDAT_GROUP is true.
9155 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9157 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
9159 2005-02-25 Steve Ellcey <sje@cup.hp.com>
9162 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9163 (LIBGCC2_HAS_DF_MODE): New.
9164 (LIBGCC2_HAS_XF_MODE): New.
9165 (LIBGCC2_HAS_TF_MODE): New.
9166 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9167 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9168 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9169 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9170 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
9171 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
9172 and add _fixtfdi, _fixunstfdi, _floatditf
9173 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
9174 L_fixunstfdi, L_floatditf.
9175 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
9176 (LIBGCC2_HAS_TF_MODE): Define.
9178 2005-02-25 Diego Novillo <dnovillo@redhat.com>
9180 PR tree-optimization/20204
9181 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
9182 REWRITE_THIS_STMT markers on PHI nodes.
9183 (rewrite_initialize_block): Likewise.
9185 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9187 * version.c (version_string): Update to 4.1.
9189 2005-02-25 Paolo Carlini <pcarlini@suse.de>
9191 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
9192 Clarify that the alternative way doesn't work in GNU C++.
9194 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9196 PR tree-optimization/19937
9197 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9198 to the type of the induction variable.
9200 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9202 PR rtl-optimization/20117
9203 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9204 the block including noncopyable insn.
9206 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9208 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9209 calls to find_reg_note.
9211 2005-02-24 Richard Henderson <rth@redhat.com>
9214 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
9217 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
9219 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
9220 vector types if to use base reg for misaligned non-word ld/std.
9222 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9225 * config/cris/cris.c (cris_target_asm_function_prologue): Create
9226 dwarf2 label manually and put it after, not before the prologue.
9228 2005-02-24 David Edelsohn <edelsohn@gnu.org>
9231 * reload.c (operands_match_p): Only increment register number for
9232 SCALAR_INT_MODE_P modes in multiple hard registers.
9234 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
9237 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9239 * ChangeLog.5: Fix log message typo(s).
9240 * ChangeLog.7: Likewise.
9241 * ChangeLog.tree-ssa: Likewise.
9242 * cfgexpand.c: Fix comment typo(s).
9243 * conflict.c: Likewise.
9244 * defaults.h: Likewise.
9245 * dwarf2out.c: Likewise.
9247 * ggc-page.c: Likewise.
9248 * tree-eh.c: Likewise.
9249 * tree-ssa-dom.c: Likewise.
9251 2005-02-24 Jakub Jelinek <jakub@redhat.com>
9254 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
9255 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
9256 if SHARED is defined.
9259 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
9260 allow splitting only if operands 0 and 3 don't overlap.
9262 2005-02-24 Richard Henderson <rth@redhat.com>
9265 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9266 (fold_builtin_1): Call them.
9267 * fold-const.c (fold_complex_mult_parts): Split out from ...
9268 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9269 (fold_complex_div_parts, fold_complex_div): New.
9271 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9273 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9275 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9276 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9278 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9279 (print_node): Likewise.
9280 Print TYPE_SIZES_GIMPLIFIED.
9282 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9284 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9285 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9286 operands as commutative in constraints.
9288 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9290 * tree-into-ssa.c: Re-organize internal functions.
9292 2005-02-24 Richard Henderson <rth@redhat.com>
9295 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9297 * common.opt (fcx-limited-range): New.
9298 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9299 * toplev.c (flag_complex_method): Initialize to 1.
9300 (process_options): Set flag_complex_method to 0 if
9301 flag_cx_limited_range.
9302 * doc/invoke.texi (-fcx-limited-range): New.
9304 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9306 * cse.c (delete_trivially_dead_insns): Speed up by using
9307 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9310 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9312 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9313 functions when -mid-shared-library is being used.
9315 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9317 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9318 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9319 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9320 * system.h: Poison LINK_LIBGCC_SPECIAL.
9322 2005-02-23 James E Wilson <wilson@specifixinc.com>
9324 * gengtype.c (note_insn_name): Make 1 element larger.
9326 2005-02-23 Roger Sayle <roger@eyesopen.com>
9329 PR rtl-optimization/20097
9330 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9331 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9333 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9335 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9336 * t-aix52 (SHLIB_INSTALL): Same.
9338 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
9340 * genpreds.c: Update copyright.
9342 2005-02-23 Michael Beach <michaelb@ieee.org>
9345 * config/sparc/t-elf (startup files): Assemble with CPP.
9347 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
9349 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
9350 (write_predicate_expr): Likewise.
9352 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9354 PR tree-optimization/20100
9355 PR tree-optimization/20115
9356 * tree-optimize.c (init_tree_optimization_passes): Remove
9357 pass_maybe_create_global_var.
9358 * tree-pass.h (pass_maybe_create_global_var): Remove.
9359 * tree-ssa-alias.c (aliases_computed_p): Declare.
9360 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
9361 (count_calls_and_maybe_create_global_var): Remove.
9362 (pass_maybe_create_global_var): Remove.
9363 (init_alias_info): Do not declare aliases_computed_p.
9364 (maybe_create_global_var): If the function contains no
9365 call-clobbered variables and a mix of pure/const and regular
9366 function calls, create .GLOBAL_VAR.
9367 Mark all call-clobbered variables for renaming.
9368 (merge_pointed_to_info): Update comment.
9369 (add_pointed_to_var): Likewise.
9370 (is_escape_site): Likewise.
9371 Accept struct alias_info * instead of size_t *.
9373 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
9375 * tree-ssa-operands.c (get_call_expr_operands): If
9376 ALIASES_COMPUTED_P is false, do not add call-clobbering
9378 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
9379 (delete_tree_ssa): Likewise.
9381 2005-02-22 James E Wilson <wilson@specifixinc.com>
9383 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
9384 (do_compile): Do call it here.
9386 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9388 PR rtl-optimization/20017.
9389 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
9390 rest_of_handle_cse2, rest_of_handle_gcse): Call
9391 delete_dead_jumptables immediately before calling cleanup_cfg.
9393 2005-02-22 Devang Patel <dpatel@apple.com>
9396 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
9399 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9401 * config/rs6000/aix.h (WINT_TYPE): Define.
9403 2005-02-22 Stan Shebs <shebs@apple.com>
9405 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9406 natural alignment for 64-bit Darwin.
9407 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9409 * doc/invoke.texi: Document this.
9411 2005-02-22 DJ Delorie <dj@redhat.com>
9413 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9414 to make_[un]signed_type, not the mode itself.
9416 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9418 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9419 not available. Use tail calls wherever possible.
9420 (make_edge): Call unchecked_make_edge to create an edge.
9422 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9423 (coalesce_ssa_name): Don't check for
9424 SSANORM_USE_COALESCE_LIST.
9425 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9427 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9429 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9430 (rewrite_into_ssa): ... here.
9432 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9434 PR tree-optimization/19786
9435 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9436 tag to another's may-alias bitmap when adding to the other's list.
9438 2005-02-21 DJ Delorie <dj@redhat.com>
9440 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9441 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9442 registers in unsupported ways.
9443 * expmed.c (init_expmed): Likewise.
9445 2005-02-21 Stan Cox <scox@redhat.com>
9447 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9449 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9451 * tree-cfg.c (fold_cond_expr_cond): New.
9452 (make_edges): Call fold_cond_expr_cond.
9453 (find_taken_edge): Accept nothing but INTEGER_CST.
9454 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9456 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9458 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9459 that do not belong to any basic block.
9461 2005-02-21 Jeff Law <law@redhat.com>
9463 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9466 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9468 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9469 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9470 Adjust their definitions.
9471 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9472 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9474 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9475 genautomata.c, langhooks.c, langhooks.h, system.h,
9476 config/arm/lib1funcs.asm: Update copyright.
9478 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9480 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9482 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9485 * doc/install.texi: Document --with-gc.
9487 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9489 * simplify-rtx.c (simplify_unary_operation): Add a missing
9492 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9494 PR tree-optimization/18663
9495 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9496 if the type has variable bounds.
9498 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9500 * gcse.c: Remove an obsolete comment.
9502 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9504 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9506 * doc/extend.texi (Function Attributes) <Attribute const>: The
9507 attribute "pure" is below this text, not above.
9509 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9511 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9512 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9513 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9515 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9518 * langhooks.h (struct lang_hooks): Add to_target_charset.
9519 * langhooks.c (lhd_to_target_charset): New function.
9520 * langhooks-def.h: Declare lhd_to_target_charset.
9521 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9522 (LANG_HOOKS_INITIALIZER): Update.
9523 * c-common.c (c_common_to_target_charset): New function.
9524 * c-common.h: Declare it.
9525 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9526 c_common_to_target_charset.
9528 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9529 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9531 * system.h: Poison them.
9532 * doc/tm.texi: Don't discuss them.
9533 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9534 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9535 (pp_c_char): Do not attempt to generate letter escapes for
9537 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9538 * config/mips/mips.c (mips_output_ascii): Likewise.
9540 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9542 PR tree-optimization/19951
9543 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9546 2005-02-19 Steven Bosscher <stevenb@suse.de>
9549 * function.h (struct function): New field `max_loop_depth'.
9550 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9551 (flow_loops_find): Reset the max loop depth count before finding loops.
9552 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9553 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9554 (calculate_global_regs_live): Make sure the loop will terminate
9555 when the initial sets are not empty.
9557 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9559 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9561 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9563 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9566 * doc/invoke.texi: Remove documentation of %M spec.
9568 (init_spec): Remove %M suffix from -lgcc_s.
9569 (do_spec_1): Remove 'M' case.
9570 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9571 to put shared libraries in the multilib directory. Remove the
9572 shlib_so_soname substitution variable. Don't add a multilib encoding
9573 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9574 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9575 SHLIB_INSTALL as well as SHLIB_LINK.
9576 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9577 (SHLIB_NAME): Delete.
9578 (SHLIB_DIR): New macro.
9579 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9580 (SHLIB_INSTALL): Adjust accordingly.
9581 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9582 * config/t-slibgcc-sld: Likewise.
9583 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9584 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9585 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9587 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9588 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9589 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9590 Use @shlib_base_name@ instead of @shlib_so_name@.
9591 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9592 and @shlib_base_name@.so in @multilib_dir@.
9593 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9594 to the install path.
9595 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9596 (SHLIB_LINK): Remove previous workaround.
9597 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9598 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9599 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9601 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9602 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9603 (SHLIB_INSTALL): Adjust accordingly.
9604 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9605 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9606 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9607 config/t-slibgcc-elf-ver.
9609 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9610 Jakub Jelinek <jakub@redhat.com>
9612 PR tree-optimization/19828
9613 * tree-ssa-loop-im.c: Add a TODO comment.
9614 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9615 without side-effects.
9617 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9619 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9622 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9624 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9625 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9626 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9628 (ia64_reorg): Delete fixup_errata call.
9629 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9630 (TARGET_SWITCHES): Delete -mb-step entry.
9632 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9635 * c-typeck.c (composite_type): Handle quals in transparent unions.
9636 (type_lists_compatible_p): Likewise.
9638 2005-02-18 Stan Shebs <shebs@apple.com>
9640 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9641 expressions in the .literal8 section.
9643 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9645 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9647 2005-02-18 Roger Sayle <roger@eyesopen.com>
9649 * fold-const.c (constant_boolean_node): Always create values of the
9650 specified type, don't bother calling truthvalue_conversion.
9652 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9654 * except.c (output_function_exception_table): Call
9655 assemble_external_libcall (eh_personality_libfunc).
9657 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9660 * config/ia64/ia64.h (struct machine_function): Add state_num.
9661 * config/ia64/ia64.c (process_epilogue,
9662 process_for_unwind_directive): Use new unwind state numbers each
9663 time rather than state 1.
9665 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9668 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9669 before the "*llgt_didi" pattern.
9671 2005-02-18 Jason Merrill <jason@redhat.com>
9673 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9675 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9677 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9678 (div0): Use it in place of ARM_FUNC_ALIAS.
9679 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9681 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9684 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9685 access, the lower bound of the array type if it exists.
9687 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9690 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9691 cases that are out-of-range for the index type.
9693 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9695 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9696 (estimate_case_costs): Don't call convert.
9697 * expmed.c (expand_shift): Likewise.
9698 (make_tree): Call fold_convert instead of convert.
9700 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9703 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9704 that ref to be marked MEM_READONLY_P doesn't have base that needs
9707 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9709 * genautomata.c (output_get_cpu_unit_code_func,
9710 output_cpu_unit_reservation_p): Don't generate old-style function
9713 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9716 PR tree-optimization/20009
9717 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9719 PR tree-optimization/18947
9720 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9721 inline, remove all nodes that are inlined into the extern inline
9724 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9726 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9727 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9728 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9729 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9732 2005-02-17 Roger Sayle <roger@eyesopen.com>
9734 PR tree-optimization/19917
9735 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9736 to be potentially trapping.
9738 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9740 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9742 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9744 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9745 tem becomes a local variable which is set to the value of the
9746 back end defined INITIAL_FRAME_ADDRESS macro.
9747 (expand_builtin_frame_address): Omit the base parameter to
9748 expand_builtin_return_addr.
9749 (expand_builtin_profile_func): Likewise.
9750 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9751 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9752 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9754 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9756 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9757 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9758 * config/frv/frv.c (frv_function_epilogue): Likewise.
9760 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9762 * lambda-code (perfect_nestify): Remove mark/unmark
9764 * tree-loop-linear.c (linear_transform_loops): Add
9765 rewrite_into_ssa call so that ssa is correct for
9766 rewriting into loop closed.
9768 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9770 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9771 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9773 * bt-load.c (btr_def_live_range, combine_btr_defs,
9774 migrate_btr_def, migrate_btr_defs): Likewise.
9775 * cfgcleanup.c (thread_jump): Likewise.
9776 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9777 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9778 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9779 df_rd_local_compute, df_reg_info_compute): Likewise.
9780 * dominance.c (init_dom_info, free_dom_info): Likewise.
9781 * flow.c (init_propagate_block_info,
9782 free_propagate_block_info): Likewise.
9783 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9784 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9785 modify_reg_pav): Likewise.
9786 * loop-invariant.c (find_defs, find_invariant_insn,
9787 find_invariants, free_inv_motion_data): Likewise.
9788 * predict.c (tree_predict_by_opcode,
9789 estimate_bb_frequencies): Likewise.
9790 * stmt.c (expand_case): Likewise.
9791 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9792 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9793 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9794 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9795 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9796 rewrite_ssa_into_ssa): Likewise.
9797 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9798 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9799 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9800 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9801 * tree-sra.c (tree_sra): Likewise.
9802 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9803 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9804 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9805 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9806 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9807 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9809 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9810 calculate_live_on_entry, calculate_live_on_exit,
9811 build_tree_conflict_graph): Likewise.
9812 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9813 record_important_candidates, set_use_iv_cost, find_depends,
9814 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9815 tree_ssa_iv_optimize_finalize): Likewise.
9816 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9817 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9818 tree_duplicate_loop_to_header_edge): Likewise.
9819 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9820 * tree-ssa.c (verify_flow_insensitive_alias_info,
9821 verify_name_tags, verify_ssa, init_tree_ssa,
9822 delete_tree_ssa): Likewise.
9823 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9824 fini_ssanames): Likewise.
9825 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9827 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9829 * config/rs6000/t-rtems: Completely reworked.
9831 2005-02-17 Ira Rosen <irar@il.ibm.com>
9833 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9835 2005-02-17 Ira Rosen <irar@il.ibm.com>
9837 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9838 POINTER_TYPE_P when checking that type is a pointer.
9839 (vect_get_memtag): Remove.
9840 (vect_address_analysis): Use POINTER_TYPE_P. Call
9841 vect_object_analysis with dummy parameter for memtag.
9842 (vect_object_analysis): Extract memtag (functionality that
9843 used to be in vect_get_memtag and moved here). Fix printings.
9844 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9845 with correct parameters. Remove call to vect_get_memtag.
9847 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9849 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9850 (tree-vectorizer.o): Added missing dependencies.
9852 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9854 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9855 declaration in tree-vectorizer.c, now has an extern declaration in
9857 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9858 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9859 get_vectype_for_scalar_type, vect_is_simple_use,
9860 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9861 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9862 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9863 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9864 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9865 find_loop_location): Likewise.
9867 * tree-vectorizer.c (langhooks.h): #include removed.
9868 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9869 moved to tree-vectorized.h.
9870 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9871 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9872 get_vectype_for_scalar_type, vect_is_simple_use,
9873 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9874 vect_supportable_dr_alignment, new_loop_vec_info,
9875 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9876 vect_set_verbosity_level, find_loop_location): Likewise.
9878 (vect_analyze_loop): Function externalized. Declaration moved to
9879 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9880 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9881 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9882 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9883 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9884 vect_enhance_data_refs_alignment, vect_analyze_operations,
9885 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9886 vect_stmt_relevant_p, vect_get_loop_niters,
9887 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9888 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9889 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9890 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9891 vect_get_memtag): Likewise.
9893 (vectorizable_load): Function externalized. Declaration moved to
9894 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9895 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9896 vect_transform_loop): Likewise.
9897 (vect_transform_stmt): Moved to tree-vect-transform.c.
9898 (vect_align_data_ref, vect_create_destination_var,
9899 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9900 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9901 vect_get_vec_def_for_operand, vect_init_vector,
9902 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9903 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9904 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9905 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9906 vect_do_peeling_for_loop_bound): Likewise.
9908 * tree-vect-analyze.c: New file.
9909 * tree-vect-transform.c: New file.
9911 2005-02-17 Jason Merrill <jason@redhat.com>
9913 PR mudflap/19319, c++/19317
9914 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9917 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9919 * doc/install.texi (Specific): Update link for Darwin-specific
9922 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9924 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9925 constant_boolean_node.
9927 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9930 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9931 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9933 2005-02-16 Richard Henderson <rth@redhat.com>
9936 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9938 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9939 replace uses with Wtype_MAXp1_F.
9940 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9941 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9942 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9943 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9944 and HAVE_TFMODE as appropriate.
9945 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9946 (__floatdisf): Likewise.
9947 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9948 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9949 (Wtype_MAXp1_F): New.
9950 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9951 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9953 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9956 * arm.c (arm_apply_result_size): New function.
9957 * arm.h (APPLY_RESULT_SIZE): Define.
9958 * arm-protos.h (arm_apply_result_size): Add prototype.
9959 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9960 (movxf): New expand.
9961 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9962 (call_value_symbol): Remove predicate for operand 0.
9963 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9964 (untyped_call): Rework to correclty return values for any type.
9965 (untyped_return): New expand.
9966 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9968 2005-02-16 Stan Shebs <shebs@apple.com>
9970 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9971 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9973 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9975 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9976 configure settings on Solaris 7 and later.
9978 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9980 PR tree-optimization/19865
9981 * tree-optimize.c (init_tree_optimization_passes): Run
9982 pass_may_alias after pass_sra.
9984 2005-02-16 Richard Henderson <rth@redhat.com>
9985 Stuart Hastings <stuart@apple.com>
9988 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9989 Do nothing if debug info suppressed for this function.
9990 (dbxout_begin_function): Early exit if debug info suppressed for
9993 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9996 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9998 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10000 PR tree-optimization/19967
10001 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
10002 expand_builtin_strchr, expand_builtin_strrchr): Take a new
10003 argument TYPE. Adjust calls to fold_builtin_XXX.
10004 (expand_builtin, fold_builtin_1): Adjust calls to
10005 expand_builtin_XXX.
10006 (fold_builtin_strchr, fold_builtin_strpbrk,
10007 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
10008 result to a requested type TYPE.
10010 2005-02-16 Jakub Jelinek <jakub@redhat.com>
10012 PR middle-end/19857
10013 * fold-const.c (fold): Don't optimize (T)(x & cst) to
10014 (T)x & (T)cst if (T)cst overflows.
10015 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
10016 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
10018 2005-02-15 Jeff Law <law@redhat.com>
10020 * gcse.c (blocks_with_calls): New bitmap.
10021 (alloc_gcse_mem): Allocate it.
10022 (free_gcse_mem): Free it.
10023 (clear_modifY_mem_tables): Clear it.
10024 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
10025 when we encounter CALL_INSNs.
10026 (compute_transp, case MEM): Handle blocks with calls separate
10027 from blocks without calls. Use bitmap iterators rather than
10030 2005-02-15 Peter O'Gorman <peter@pogma.com>
10033 * mklibgcc.in (vis_hide): Use a temporary object file, not
10036 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
10039 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
10040 access optimization.
10042 2005-02-15 David Edelsohn <edelsohn@gnu.org>
10043 Alan Modra <amodra@bigpond.net.au>
10046 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
10047 (_xlqsub): Rename to __gcc_qsub.
10048 (_xlqmul): Rename to __gcc_qmul.
10049 (_xlqdiv): Rename to __gcc_qdiv.
10050 Provide versioned symbol aliases with old names.
10051 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
10052 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
10053 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
10054 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
10055 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
10057 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10059 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
10060 Fold ~(A - 1) and ~(A + -1) to -A.
10062 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10066 * config/host-linux.c (linux_gt_pch_use_address): Copy from
10067 config/pa/pa-host.c:pa_gt_pch_use_address.
10069 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
10071 * tree-vn.c (get_value_handle): Make sure that given an
10072 is_gimple_min_invariant expression, we always return it.
10074 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10076 * passes.c (rest_of_handle_gcse): Fix a comment.
10078 2005-02-15 Jeff Law <law@redhat.com>
10080 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
10082 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
10083 (canon_list_insert, record_last_mem_set_info): Similarly.
10084 (clear_modify_mem_tables): Similarly.
10086 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10088 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
10089 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
10090 config/mips/mips.md, config/rs6000/aix.h,
10091 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
10093 2005-02-15 Richard Henderson <rth@redhat.com>
10095 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
10096 call to be best_edge.
10098 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10100 * basic-block.h: Adjust the prototype for find_basic_blocks.
10101 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
10102 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
10105 * flow.c (recompute_reg_usage): Remove all arguments.
10106 * passes.c (rest_of_compilation): Adjust the call to
10107 recompute_reg_usage.
10108 * rtl.h: Adjust the prototype for recompute_reg_usage.
10110 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
10112 * tree-dump.c (dump_files): Update to reflect new member
10114 (dump_register): Add new argument.
10116 (dump_switch_p_1): Check against glob name if doglob was passed.
10117 (dump_switch_p): Check against regular first, then glob if
10118 we didn't have any hits on the dump name.
10119 * tree-optimize.c (register_one_dump_file):
10120 Pass in glob name as well.
10121 * tree-pass.h (struct dump_file_info): Add glob
10124 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
10126 PR preprocessor/16323
10127 * doc/invoke.texi: Document that -Wendif-labels is on by default.
10129 2005-02-14 David Edelsohn <edelsohn@gnu.org>
10132 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
10133 (trunctfdf2_internal1): New.
10134 (trunctfdf2_internal2): Renamed from trunctfdf2.
10136 2005-02-14 Diego Novillo <dnovillo@redhat.com>
10138 PR tree-optimization/19853
10139 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
10141 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10143 * passes.c (rest_of_handle_loop_optimize): Remove calls to
10144 delete_dead_jumptables and cleanup_cfg.
10146 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10148 * reload.c (find_reloads): Swap address_reloaded flags when
10149 swapping commutative operands.
10151 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
10153 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
10154 Use standard_iv_increment_position for computing the bsi position
10156 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
10159 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
10162 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
10163 life range of hard registers.
10164 * value-prof.c (insn_prefetch_values_to_profile): Only
10167 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
10168 profile in libcalls.
10170 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
10172 * bitmap.h (bitmap_and_compl_into): Return bool.
10173 * bitmap.c (bitmap_and_compl_into): Return changed flag.
10175 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10177 PR tree-optimization/19944
10178 * fold-const.c (fold): Re-add ABS_EXPR folding.
10180 2005-02-13 David Edelsohn <edelsohn@gnu.org>
10183 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
10184 {TARGET,MASK}_XL_COMPAT.
10185 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
10187 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
10188 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
10190 (rs6000_arg_partial_bytes): Same.
10191 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
10192 and XL compatibility enabled.
10193 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
10194 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
10195 test to final condition.
10196 (cmptf_internal2): New.
10197 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10198 xl-compat. Add TFmode information to description.
10200 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10202 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10204 2005-02-13 Jason Merrill <jason@redhat.com>
10207 * fold-const.c (fold_indirect_ref_1): Split out from...
10208 (build_fold_indirect_ref): Here.
10209 (fold_indirect_ref): New fn.
10210 * tree.h: Declare it.
10211 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10212 (gimplify_modify_expr_rhs): Likewise.
10213 (gimplify_expr): Likewise.
10215 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10217 PR tree-optimization/14303
10218 PR tree-optimization/15784
10219 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
10220 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
10221 ABS_EXPR<x> != 0 to x != 0.
10223 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
10225 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
10226 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
10227 spelling conventions.
10229 * passes.c (rest_of_handle_gcse): Don't run cse_main and
10230 delete_trivially_dead_insns too many times.
10232 * passes.c (rest_of_handle_gcse): Remove dead assignments to
10235 2005-02-12 Ira Rosen <irar@il.ibm.com>
10237 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
10238 (vect_is_simple_iv_evolution): Remove redundant parameter
10240 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
10241 without last parameter.
10242 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
10243 Return pointer step. Call vect_is_simple_iv_evolution without
10244 last parameter. Check only that the step is multiple of size
10245 type. Remove stmt_vinfo updates.
10246 (vect_get_memtag_and_dr): Remove.
10247 (vect_get_memtag): New function.
10248 (vect_address_analysis): New function.
10249 (vect_object_analysis): New function.
10250 (vect_analyze_data_refs): Call vect_object_analysis and
10251 vect_get_memtag. Update stmt_vinfo fields.
10253 2005-02-12 Ira Rosen <irar@il.ibm.com>
10255 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
10256 exist and are objects. Remove checks for pointer.
10257 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
10258 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
10259 (vect_create_data_ref_ptr): Likewise.
10260 (vect_base_addr_differ_p): New function.
10261 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
10262 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
10263 Don't set the DR_BASE_NAME field of data-ref.
10264 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10266 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10268 * optabs.h (enum optab_index): Add new OTI_ldexp.
10269 (ldexp_optab): Define corresponding macro.
10270 * optabs.c (init_optabs): Initialize ldexp_optab.
10271 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10273 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10275 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10276 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10278 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10279 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10282 2005-02-12 Ira Rosen <irar@il.ibm.com>
10284 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10286 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10288 (vect_get_base_and_offset): Always return an address.
10289 (vect_create_addr_base_for_vector_ref): Remove treatment for
10290 different data reference types.
10291 (vect_compute_data_ref_alignment): Rename base to base_address in
10292 stmt_vec_info. Get the object in order to force its alignment.
10293 (vect_get_memtag_and_dr): Rename base to base_address in
10294 stmt_vec_info. Extract the object for memtag analysis.
10296 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10298 PR regression/19898.
10299 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10300 changes cc_status, use apply modified_in_p to part of cc_status
10301 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10304 2005-02-11 Richard Henderson <rth@redhat.com>
10306 * tree-complex.c (expand_complex_libcall): New.
10307 (expand_complex_multiplication): Use it for c99 compliance.
10308 (expand_complex_division): Likewise.
10309 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10311 * builtins.c (built_in_names): Remove const.
10312 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10314 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10315 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10316 (built_in_names): Remove const.
10317 * c-common.c (c_common_type_for_mode): Handle complex modes.
10318 * flags.h, toplev.c (flag_complex_method): Rename from
10319 flag_complex_divide_method.
10320 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10321 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10322 * libgcc2.h: Declare them.
10323 * libgcc-std.ver: Export them.
10324 * mklibgcc.in (lib2funcs): Build them.
10326 2005-02-11 Steven Bosscher <stevenb@suse.de>
10328 PR tree-optimization/19876
10329 Partially revert my change from 2005-01-14
10330 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10331 (compute_antic): ...and remove the loop here.
10333 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10335 PR middle-end/19858
10336 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
10337 is number of inner's bits, avoid creating a BIT_FIELD_REF.
10339 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
10340 crtend.o if -pie. Use %{x:a;:b} spec syntax.
10342 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
10344 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
10345 offsets for the big-endian 32-bit case.
10347 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
10349 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
10351 2005-02-11 Dale Johannesen <dalej@apple.com>
10353 * cselib.c (cselib_process_insn): Clear out regs where
10354 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
10355 * reload.c (find_equiv_reg): Ditto.
10357 2005-02-11 Ian Lance Taylor <ian@airs.com>
10359 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
10362 * tree.c (build_function_type_list): Work correctly if there are
10365 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
10367 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
10368 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10369 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
10370 TARGET_ZARCH instead of TARGET_64BIT.
10372 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10374 * config/rs6000/t-rtems:
10375 (MULTILIB_OPTIONS): Remove mcpu=602.
10376 (MUTLILIB_DIRNAMES): Remove m602.
10377 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
10378 Let mcpu=602 match mcpu=603.
10379 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
10381 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10383 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
10384 signal trampolines.
10386 2005-02-10 David Daney <ddaney@avtrex.com>
10388 * config/alpha/linux-unwind.h: Add exception clause to copyright.
10389 * config/i386/linux-unwind.h: Likewise.
10390 * config/ia64/linux-unwind.h: Likewise.
10391 * config/mips/linux-unwind.h: Likewise.
10392 * config/pa/linux-unwind.h: Likewise.
10393 * config/rs6000/linux-unwind.h: Likewise.
10394 * config/s390/linux-unwind.h: Likewise.
10395 * config/sh/linux-unwind.h: Likewise.
10396 * config/sparc/linux-unwind.h: Likewise.
10398 2005-02-10 Steven Bosscher <stevenb@suse.de>
10400 PR tree-optimization/17549
10401 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10402 TER to replace a DEF with its expression if the DEF and the
10403 rhs of the expression we replace into have the same root
10406 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10408 * config/mips/mips.md: Fix the placement of the match_scratch in the
10411 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10413 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10416 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10418 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10419 (strip_offset): Handle addresses.
10420 (add_address_candidates): Use strip_offset.
10421 (difference_cost): Reflect strip_offset change.
10422 (force_var_cost, difference_cost): Strip nops.
10424 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10426 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10428 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10429 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10430 config/cris/cris-protos.h, config/cris/cris.c: Update
10433 2005-02-10 Jeff Law <law@redhat.com>
10435 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10436 (lookup_avail_expr): Similarly.
10438 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10440 * builtins.c (fold_builtin_powi): New function.
10441 (fold_builtin_1): Call it.
10443 2005-02-10 Steven Bosscher <stevenb@suse.de>
10445 PR documentation/19309
10446 * doc/cpp.texi: The __GNUC__ and related predefined macros
10447 are also defined for the "standalone" cpp.
10448 Some non-GCC compilers may also define __GNUC__.
10450 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10453 * c-typeck.c (common_type): New routine. Old common_type renamed
10455 (c_common_type): ...this.
10456 (build_conditional_expr, build_binary_op): Use c_common_type instead
10459 2005-02-10 Steven Bosscher <stevenb@suse.de>
10461 * doc/md.texi: Replace @samp{length} with @code{length}.
10463 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10465 PR tree-optimization/18687
10466 * tree-flow.h (find_loop_niter): Declare.
10467 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10468 Try using scev even for loops with more than one exit.
10469 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10470 (struct ivopts_data): Added niters field.
10471 (struct nfe_cache_elt): New.
10472 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10474 (tree_ssa_iv_optimize_init): Initialize niters cache.
10475 (determine_number_of_iterations): Removed.
10476 (find_induction_variables): Do not call determine_number_of_iterations.
10477 Access niters for single exit through niter_for_single_dom_exit.
10478 (add_iv_outer_candidates): Access niters for single exit through
10479 niter_for_single_dom_exit.
10480 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10481 number_of_iterations_cond.
10482 (iv_period): New function.
10483 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10484 (may_replace_final_value): Take data argument. Use
10485 niter_for_single_dom_exit.
10486 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10487 (rewrite_use_compare): Pass data to may_eliminate_iv.
10488 (rewrite_use_outer): Pass data to may_replace_final_value.
10489 (free_loop_data): Clean up the niters cache.
10490 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10491 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10492 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10493 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10494 (num_ending_zeros): Moved to tree.c.
10495 * tree.h (num_ending_zeros): Declare.
10496 * tree.c (num_ending_zeros): Moved from tree.c.
10498 2005-02-09 Richard Henderson <rth@redhat.com>
10500 * builtins.c (DEF_BUILTIN): Add COND argument.
10501 * tree.h (DEF_BUILTIN): Likewise.
10502 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10503 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10505 (DEF_BUILTIN_STUB): New.
10506 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10507 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10508 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10509 * c-common.c (DEF_BUILTIN): Add COND argument.
10510 * tree.c (local_define_builtin): New.
10511 (build_common_builtin_nodes): New.
10513 2005-02-09 Roger Sayle <roger@eyesopen.com>
10515 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10516 floating point expression ignoring the sign of the result.
10517 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10518 (fold) <MULT_EXPR>: Use it to simplify x*x.
10519 * tree.h (fold_strip_sign_ops): Prototype here.
10520 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10521 argument. Use fold_strip_sign_ops to simplify the first argument.
10522 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10523 first argument when the second argument is an even integer
10524 constant, but only with -funsafe_math_optimizations.
10525 (fold_builtin_1): Update call to fold_builtin_copysign.
10527 2005-02-09 Ian Lance Taylor <ian@airs.com>
10529 PR middle-end/19583
10530 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10531 just check whether EH_FILTER_FAILURE falls through.
10533 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10535 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10536 insns return to ready list in the next turn.
10538 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10540 PR middle-end/19402
10541 * builtins.def: New __builtin_powi[lf].
10542 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10543 (expand_builtin_powi): New function.
10544 (expand_builtin): Dispatch to expand_builtin_powi.
10545 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10546 * libgcc2.c: Add __builtin_powi[lf] implementation.
10547 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10548 * optabs.h: Add powi_optab.
10549 * optabs.c (init_optabs): Initialize powi_optab.
10550 * doc/extend.texi: Document __builtin_powi[lf].
10552 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10554 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10557 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10559 PR middle-end/19854
10560 * fold-const.c (try_move_mult_to_index): Remove redundant
10561 type argument. Create ADDR_EXPR with correct type.
10562 (fold): Update callers of try_move_mult_to_index. Convert
10563 result to the appropriate type.
10565 2005-02-09 Roger Sayle <roger@eyesopen.com>
10568 * config/avr/avr.c (default_rtx_costs): Delete.
10569 (avr_operand_rtx_cost): New function.
10570 (avr_rtx_costs): Completely rewrite.
10572 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10575 * config/cris/cris.c (in_code): New variable.
10576 (cris_output_addr_const): Now a static function, a wrapper for
10578 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10579 case from old cris_output_addr_const.
10580 (cris_asm_output_label_ref): Similar for LABEL_REF.
10581 (cris_output_addr_const_extra): Similar for UNSPEC.
10582 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10583 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10584 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10586 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10587 (cris_asm_output_label_ref): Declare.
10589 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10591 PR preprocessor/19801
10592 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10593 filenames that changed when libcpp was moved to the toplevel.
10595 2005-02-07 Roger Sayle <roger@eyesopen.com>
10597 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10598 zero extensions of BImode operands. Call lowpart_subreg instead
10599 of gen_lowpart_common and gen_lowpart_SUBREG.
10601 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10604 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10605 * configure.ac: Set cc_for_cross_gnattools.
10606 * configure: Regenerate.
10608 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10611 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10613 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10616 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10617 of nested functions.
10619 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10621 * doc/extend.texi: Document deprecated extensions allowing
10622 static floating-point members to have initializers and allowing
10623 floating-point literals in integral constant expressions.
10625 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10627 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10628 config/darwin7.h, config/mips/mips.c,
10629 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10632 * cse.c: Update comments.
10634 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10636 PR middle-end/19775
10637 * builtins.c (fold_builtin_sqrt): Transform
10638 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10641 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10642 Dorit Naishlos <dorit@il.ibm.com>
10644 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10645 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10646 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10648 * tree.h (vect_set_verbosity_level): New extern function declaration
10650 * tree-vectorizer.h (verbosity_levels): New enum type.
10651 * tree-vectorizer.c (vect_debug_stats): Function removed.
10652 (vect_debug_details): Likewise.
10653 (vect_verbosity_level): Global variable was defined and initialized.
10654 (vect_dump): Global variable definition.
10655 (vect_print_dump_info): New function.
10656 (vect_set_dump_settings): New function.
10657 (vect_set_verbosity_level): New function.
10658 (vectorize_loops): Add call to vect_set_dump_settings.
10660 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10661 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10662 (slpeel_tree_peel_loop_to_edge): Likewise.
10664 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10665 appropriate verbosity level instead of call to vect_debug_details
10666 or vect_debug_stats.
10667 (vect_get_base_and_offset):
10668 (vect_create_addr_base_for_vector_ref):
10669 (get_vectype_for_scalar_type):
10670 (vect_create_data_ref_ptr):
10671 (vect_init_vector):
10672 (vect_get_vec_def_for_operand):
10673 (vect_finish_stmt_generation):
10674 (vectorizable_assignment):
10675 (vectorizable_operation):
10676 (vectorizable_store):
10677 (vectorizable_load):
10678 (vect_transform_stmt):
10679 (vect_update_ivs_after_vectorizer):
10680 (vect_do_peeling_for_loop_bound):
10681 (vect_update_inits_of_drs):
10682 (vect_do_peeling_for_alignment):
10683 (vect_transform_loop):
10684 (vect_is_simple_use):
10685 (vect_analyze_operations):
10686 (vect_is_simple_iv_evolution):
10687 (vect_analyze_scalar_cycles):
10688 (vect_analyze_data_ref_dependence):
10689 (vect_analyze_data_ref_dependences):
10690 (vect_compute_data_ref_alignment):
10691 (vect_enhance_data_refs_alignment):
10692 (vect_analyze_data_refs_alignment):
10693 (vect_analyze_data_ref_access):
10694 (vect_analyze_data_ref_accesses):
10695 (vect_analyze_pointer_ref_access):
10696 (vect_get_memtag_and_dr):
10697 (vect_analyze_data_refs):
10698 (vect_mark_relevant):
10699 (vect_stmt_relevant_p):
10700 (vect_mark_stmts_to_be_vectorized):
10701 (vect_can_advance_ivs_p):
10702 (vect_get_loop_niters):
10703 (vect_analyze_loop_form):
10704 (vect_analyze_loop):
10705 (vectorize_loops): Likewise.
10707 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10708 (vect_update_inits_of_drs):
10709 (vect_do_peeling_for_alignment):
10710 (vect_transform_loop):
10711 (vect_analyze_operations):
10712 (vect_analyze_scalar_cycles):
10713 (vect_analyze_data_ref_dependences):
10714 (vect_analyze_data_refs_alignment):
10715 (vect_analyze_data_ref_accesses):
10716 (vect_analyze_data_refs):
10717 (vect_mark_stmts_to_be_vectorized):
10718 (vect_get_loop_niters):
10719 (vect_analyze_loop_form):
10720 (vect_analyze_loop): Likewise.
10721 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10723 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10727 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10728 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10729 either -ffast-math or -funsafe-math-optimizations is in use.
10731 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10732 * config/mips/irix-csr.c: New file.
10733 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10734 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10735 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10738 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10740 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10741 redundant, incorrect definitions.
10743 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10745 ("*tls_indirect_call"): New, reference hard regs directly.
10746 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10748 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10750 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10751 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10753 2005-02-06 Roger Sayle <roger@eyesopen.com>
10755 PR rtl-optimization/19800
10756 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10757 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10760 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10762 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10764 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10767 * doc/invoke.texi: Correct documentation of -freorder-functions.
10769 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10772 * doc/invoke.texi: Don't mention gccbug.
10774 2005-02-06 Roger Sayle <roger@eyesopen.com>
10775 Andrew Pinski <pinskia@physics.uc.edu>
10776 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10778 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10779 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10780 into just (zero_extract:SI FOO (const_int 1) BAR).
10782 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10784 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10785 macro locally. Don't give last revision date. Use GCC version
10786 number from gcc-common.texi.
10787 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10788 revision date. Use GCC version number from gcc-common.texi.
10789 Describe being a library as current state rather than as 3.x
10791 * doc/gcc.texi: Remove last update date.
10792 * doc/gccint.texi: Likewise. Update copyright dates.
10793 * doc/install.texi: Update copyright dates.
10795 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10798 * doc/invoke.texi: Mention for each option included in -Wall that
10799 it is included in -Wall.
10800 * doc/gcc.texi: Update copyright and last modification date.
10802 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10804 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10805 unnecessary cast to original induction variable increments.
10807 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10809 PR tree-optimization/18219
10810 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10811 in distributed form.
10813 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10815 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10816 Set bitpos and offset later in the function. Do nothing if the
10817 target is a register and if the bitfield lies completely outside
10819 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10820 here. Return an uninitialised register if the source value is stored
10821 in a register and the bitfield lies completely outside that register.
10823 2005-02-06 Steven Bosscher <stevenb@suse.de>
10825 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10828 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10830 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10832 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10834 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10835 * config/darwin8.h: New.
10836 * config/darwin7.h: Update comment.
10838 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10839 Dorit Naishlos <dorit@il.ibm.com>
10841 * tree-vectorizer.h (LOC): New type.
10842 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10843 (loop_line_number): New field in struct _loop_vec_info.
10844 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10846 * tree-vectorizer.c (input.h): Included.
10847 (find_loop_location): New function.
10848 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10849 loop line number removed.
10850 (vect_debug_details): Likewise.
10851 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10853 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10854 call to vect_debug_details/stats changed from loop to loop_loc.
10855 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10856 (slpeel_tree_peel_loop_to_edge): Likewise.
10858 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10859 changed from NULL to UNKNOWN_LOC.
10860 (vect_get_base_and_offset):
10861 (vect_create_addr_base_for_vector_ref):
10862 (get_vectype_for_scalar_type):
10863 (vect_create_data_ref_ptr):
10864 (vect_init_vector):
10865 (vect_get_vec_def_for_operand):
10866 (vect_finish_stmt_generation):
10867 (vectorizable_assignment):
10868 (vectorizable_operation):
10869 (vectorizable_store):
10870 (vectorizable_load):
10871 (vect_transform_stmt):
10872 (vect_update_ivs_after_vectorizer):
10873 (vect_do_peeling_for_loop_bound):
10874 (vect_do_peeling_for_alignment):
10875 (vect_transform_loop):
10876 (vect_is_simple_use):
10877 (vect_analyze_operations):
10878 (vect_is_simple_iv_evolution):
10879 (vect_analyze_scalar_cycles):
10880 (vect_analyze_data_ref_dependences):
10881 (vect_compute_data_ref_alignment):
10882 (vect_enhance_data_refs_alignment):
10883 (vect_analyze_data_ref_access):
10884 (vect_analyze_data_ref_accesses):
10885 (vect_analyze_pointer_ref_access):
10886 (vect_get_memtag_and_dr):
10887 (vect_analyze_data_refs):
10888 (vect_mark_relevant):
10889 (vect_stmt_relevant_p):
10890 (vect_mark_stmts_to_be_vectorized):
10891 (vect_can_advance_ivs_p):
10892 (vect_get_loop_niters):
10893 (vect_analyze_loop):
10894 (vectorize_loops): Likewise.
10896 (vectorizable_load): Argument in call to vect_debug_details/stats
10897 changed from loop to LOOP_LOC (loop_vinfo).
10898 (vect_transform_loop):
10899 (vect_analyze_operations):
10900 (vect_analyze_scalar_cycles):
10901 (vect_analyze_data_ref_dependence):
10902 (vect_enhance_data_refs_alignment):
10903 (vect_analyze_data_ref_accesses):
10904 (vect_analyze_pointer_ref_access):
10905 (vect_analyze_data_refs):
10906 (vect_analyze_loop): Likewise.
10908 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10909 changed from loop to loop_loc.
10911 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10913 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10914 Dorit Naishlos <dorit@il.ibm.com>
10916 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10918 (vect_analyze_data_ref_dependences): Likewise.
10920 (vect_is_simple_use): Argument changed from loop structure to
10921 loop_vect_info structure.
10922 (vect_can_advance_ivs_p): Likewise.
10923 (vect_create_index_for_vector_ref): Likewise.
10924 (vect_update_ivs_after_vectorizer): Likewise.
10925 (new_stmt_vec_info): Likewise.
10927 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10928 changed from loop to loop_vinfo.
10929 (vect_create_data_ref_ptr): First argument in call to
10930 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10931 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10932 was changed from loop to loop_vinfo.
10933 (vectorizable_operation): Likewise.
10934 (vectorizable_store): Likewise.
10935 (vect_mark_stmts_to_be_vectorized): Likewise.
10936 (vect_do_peeling_for_loop_bound): First argument in call to
10937 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10938 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10939 was changed from loop to loop_vinfo.
10940 (vect_analyze_data_ref_dependences): Third argument in call to
10941 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10943 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10944 (vect_create_data_ref_ptr): Likewise.
10945 (vect_init_vector): Likewise.
10946 (vect_get_vec_def_for_operand): Likewise.
10947 (vectorizable_assignment): Likewise.
10948 (vectorizable_operation): Likewise.
10949 (vectorizable_store): Likewise.
10950 (vectorizable_load): Likewise.
10951 (vect_update_ivs_after_vectorizer): Likewise.
10952 (vect_is_simple_use): Likewise.
10953 (vect_analyze_data_ref_dependence): Likewise.
10954 (vect_analyze_pointer_ref_access): Likewise.
10955 (vect_can_advance_ivs_p): Likewise.
10957 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10958 before _stmt_vec_info.
10959 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10960 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10961 (new_stmt_vec_info): Argument changed from loop structure to
10962 loop_vect_info structure
10964 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10965 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10966 (vect_create_addr_base_for_vector_ref): Likewise.
10967 (vect_analyze_pointer_ref_access): Likewise.
10969 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10972 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10973 phi flag if the phi is abnormal.
10975 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10978 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10979 information for the new statement.
10981 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10984 * gcc.c (main): Include the target in -v output.
10986 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10988 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10989 Do not drop the extend if we'd have to add a paradoxical subreg
10990 later. Include optabs.h and insn-codes.h.
10991 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10993 2005-02-02 Roger Sayle <roger@eyesopen.com>
10995 PR middle-end/19405
10996 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10997 * fold-const.c (const_binop): Avoid constant folding floating
10998 point operations in modes that use composite representations.
10999 * simplify-rtx.c (simplify_binary_operation): Likewise.
11001 2005-02-02 Geoffrey Keating <geoffk@apple.com>
11003 * config/rs6000/altivec.md (altivec_dst): Make the first operand
11005 (altivec_dstt): Likewise.
11006 (altivec_dstst): Likewise.
11007 (altivec_dststt): Likewise.
11008 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
11011 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11013 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
11014 EXPR_LOCUS from orig_cond to the new cond_stmt.
11015 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
11018 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11020 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
11021 standard_iv_increment_position. Remove call to bsi_next
11022 (no need to bump the iterator anymore).
11023 (vect_create_index_for_vector_ref): Call
11024 standard_iv_increment_position. Remove second function argument.
11025 (vect_finish_stmt_generation): Remove call to bsi_next
11026 (no need to bump the iterator anymore).
11027 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
11028 to vect_create_index_for_vector_ref.
11030 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11032 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
11033 phis are used out of the loop.
11035 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11038 * c-decl.c (undef_nested_function): New variable.
11039 (pop_scope): Diagnose undefined nested functions.
11040 (finish_function): Don't attempt cgraph processing or genericizing
11041 if current top-level function contained an undefined nested
11042 function. Reset undef_nested_function at the end of a top-level
11045 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
11047 * tree.c (build_int_cst_type): Take sign of the value into account
11048 when deciding whether sign extend the value.
11050 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11053 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
11054 (cpp_options, cc1_options): Change %{std*&ansi} to
11055 %{std*&ansi&trigraphs}.
11057 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11059 * cse.c: Update comments.
11061 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
11063 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
11064 arguments go on the stack. Do not put complex doubles in odd/even
11067 2005-02-02 Steven Bosscher <stevenb@suse.de>
11069 * doc/invoke.texi: Update the options enabled at -O1, -O2,
11070 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
11071 -ftree-pre, and -fthread-jumps.
11073 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
11075 PR tree-optimization/19578
11076 * tree-flow.h (modified_noreturn_calls): Declare.
11077 (noreturn_call_p): Declare.
11078 * tree-flow-inline.h (noreturn_call_p): New function.
11079 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
11080 * tree-cfg.c (modified_noreturn_calls): New variable.
11081 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
11082 that contain a mid-block noreturn call.
11083 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
11085 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11087 * df.c (df_def_record_1, df_uses_record): Don't use
11089 * df.h (DF_FOR_REGALLOC): Remove.
11091 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11094 * c-typeck.c (really_start_incremental_init): Reset
11095 constructor_max_index for arrays of incomplete type.
11097 2005-02-02 Jeff Law <law@redhat.com>
11099 * gcse.c (struct reg_set): Store the block index where the register
11100 was set rather than the setting insn.
11101 (record_one_set, compute_transp): Corresponding changes.
11102 (pre_insert_copy_insn): Do not call replace_one_set.
11103 (replace_one_set): Remove.
11105 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11108 * doc/gcov.texi: Fix typo.
11110 2005-02-01 Richard Henderson <rth@redhat.com
11113 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
11114 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
11116 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
11117 * config/i386/i386-protos.h: Update.
11119 2005-02-01 Steven Bosscher <stevenb@suse.de>
11121 PR tree-optimization/19217
11122 * tree-cfg.c (verify_expr): Use the data field to see if TP was
11123 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
11124 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
11125 that it is walking a PHI node.
11127 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
11129 * doc/extend.texi (Nested Functions): Update.
11131 2005-02-01 Richard Henderson <rth@redhat.com>
11134 * optabs.c (expand_copysign_absneg): Export.
11135 * optabs.h (expand_copysign_absneg): Declare.
11136 * config/rs6000/rs6000.md (copysigntf3): New.
11138 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11140 PR tree-optimization/19633
11141 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
11142 * tree-ssa-alias.c (init_alias_info): Initialize.
11143 (merge_pointed_to_info): Set.
11144 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
11145 (dump_points_to_info_for): Show value of pt_null.
11146 (struct count_ptr_d): Declare.
11147 (find_ptr_dereference): Remove.
11148 (ptr_is_dereferenced_by): Remove.
11149 (count_ptr_derefs): New local function.
11150 (count_uses_and_derefs): New local function.
11151 (compute_points_to_and_addr_escape): Call it. If the number
11152 of dereferences is greater than zero, mark the pointer as
11153 dereferenced. If there are fewer dereferences than uses of
11154 the pointer, the pointer's value escapes.
11156 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11158 PR tree-optimization/19670
11159 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
11161 (verify_use): ... set it here, instead.
11163 2005-02-01 Janis Johnson <janis187@us.ibm.com>
11165 * doc/sourcebuild.texi (Test directives): Fix formatting.
11167 * doc/sourcebuild.texi (Test directives): Describe selector
11170 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
11172 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
11173 specific 64-bit CPUs.
11175 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
11178 * arm.c (arm_eliminable_register): New function.
11179 (adjacent_mem_locations): Don't allow eliminable registers. Use
11180 HOST_WIDE_INT for address offsets.
11181 * arm-protos.h (arm_eliminable_register): Add prototype.
11183 2005-02-01 Steven Bosscher <stevenb@suse.de>
11185 PR optimization/15242
11186 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
11187 * basic-block.h (duplicate_computed_gotos): Add prototype.
11188 * bb-reorder.c (duplicate_computed_gotos): New function to
11189 duplicate sufficiently small blocks ending in a computed jump.
11190 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
11191 if not optimizing for size.
11192 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
11193 never do tail merging for blocks ending in a computed jump.
11194 * doc/invoke.texi: Document the max-goto-duplication-insns param.
11196 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11198 Patch from Richard Sandiford <rsandifo@redhat.com>
11199 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11200 from inheriting a subreg equivalence with a non-spill register.
11202 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11204 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11206 * config/frv/frv.c (movcc_fp_destination_operand): New.
11207 (gpr_or_memory_operand): Fix typo in comment.
11208 (gpr_or_memory_operand_with_scratch): New.
11209 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11210 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11211 movcc_fp_destination_operand.
11212 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11213 Legitimize memory addresses using a scratch register.
11215 2005-01-31 Jeff Law <law@redhat.com>
11217 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
11218 bitmap a sparse bitmap instead of a simple bitmap.
11219 (mark_def_sites_initialize_block): Corresponding changes.
11220 (ssa_mark_def_sites_initialize_block): Likewise.
11221 (ssa_mark_phi_uses): Likewise.
11222 (mark_def_site, ssa_mark_def_sites): Likewise.
11223 (mark_def_site_blocks): Likewise.
11224 (rewrite_ssa_into_ssa): Likewise.
11226 * tree-ssa-dom.c (record_cond): Pass correct variable type
11227 for last argument to htab_find_slot_with_hash.
11229 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
11230 effects when optimizing 0 % X. Do not try to optimize X % 0.
11232 2005-01-31 James E. Wilson <wilson@specifixinc.com>
11234 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
11237 2005-02-01 Eric Christopher <echristo@redhat.com>
11239 * config/mips/mips.c (override_options): Warn if -mint64
11241 * doc/invoke.texi (MIPS Options): Document that -mint64 is
11244 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
11246 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
11248 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
11249 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
11250 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
11251 (cached_regno): Initialize to INVALID_REGNUM.
11252 (cse_reg_info_table_size,
11253 cse_reg_info_table_first_uninitialized,
11254 cse_reg_info_timestamp): New.
11255 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
11257 (init_cse_reg_info, get_cse_reg_info_1): New.
11258 (get_cse_reg_info): Cache the last look-up.
11259 (new_basic_block): Update the code to clear mappings from
11260 registers to cse_reg_info entries.
11261 (cse_main): Call init_cse_reg_info.
11263 * cse.c (get_cse_reg_info): Update a comment.
11265 2005-01-31 Steven Bosscher <stevenb@suse.de>
11268 * c-decl.c (start_decl): Do not warn about arrays of elements with
11269 an incomplete type here.
11270 (grokdeclarator): Do it here by making a pedwarn an error.
11271 * c-typeck.c (push_init_level): If there were previous errors with
11272 the constructor type, do not warn about braces for initializers.
11273 (process_init_element): Likewise for excess initializer elements.
11275 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11277 * cse.c (delete_trivially_dead_insn): Don't iterate.
11279 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11281 * config/rs6000/rs6000.md (copysignsf3): New expand.
11282 (copysigndf3): Likewise.
11284 2005-01-31 Steven Bosscher <stevenb@suse.de>
11286 * recog.c (constrain_operands): Only look for earlyclobber operand
11287 conflicts if an '&' constraint was seen.
11289 2005-01-31 Marc Espie <espie@openbsd.org>
11291 * config.gcc: Don't include embedded systems fragment, switches default
11292 debugging format to ELF.
11293 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11294 longer pick it up there.
11296 2005-01-31 Dale Johannesen <dalej@apple.com>
11298 * doc/extend.texi (nested functions): Fix linkage description.
11299 Clarify that static is not allowed.
11301 2005-01-31 Dale Johannesen <dalej@apple.com>
11303 * config/rs6000/darwin.md (movsf_low_di): Make work.
11304 (movdf_low_di): Make work.
11306 2005-01-31 Dale Johannesen <dalej@apple.com>
11308 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11309 Make work for 64 bit.
11311 2005-01-31 Roger Sayle <roger@eyesopen.com>
11312 Dale Johannesen <dalej@apple.com>
11314 PR middle-end/19650
11315 * fold-const.c (fold_binary_op_with_conditional_arg):
11316 Make types match original operands, before STRIP_NOPS.
11318 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11320 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11321 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11322 (struct gcc_sigcontext): Delete. Merge contents to..
11323 (struct gcc_ucontext): ..here.
11324 (get_sigcontext): Delete.
11325 (get_regs): New function, like get_sigcontext but return regs ptr.
11326 64-bit version finds regs from r1 to support vdso.
11327 (ppc_linux_aux_vector): New function.
11328 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11331 2005-01-31 Ira Rosen <irar@il.ibm.com>
11333 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11335 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11336 redundant fold. Fix misalignment for MINUS_EXPR.
11337 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
11338 (vect_analyze_pointer_ref_access): Likewise.
11339 (vect_get_memtag_and_dr): Likewise.
11341 2005-01-31 Richard Henderson <rth@redhat.com>
11343 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
11344 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
11345 absnegdf2_i387, absnegxf2_i387): Likewise.
11347 2005-01-31 Richard Henderson <rth@redhat.com>
11350 * optabs.c (expand_copysign_absneg): New.
11351 (expand_copysign_bit): Split out from ...
11352 (expand_copysign): ... here. Use expand_copysign_absneg.
11354 2005-01-30 Roger Sayle <roger@eyesopen.com>
11356 PR middle-end/19697
11357 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
11358 constant as the second operand and a register as the third.
11360 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
11363 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11364 that dllimport'd functions do not use all call-clobbered registers
11365 to pass parameters.
11367 2005-01-30 Richard Henderson <rth@redhat.com>
11370 * optabs.c (expand_absneg_bit): Split out from expand_unop and
11371 expand_abs_nojump and generalize. Use operand_subword and
11372 emit_no_conflict_block. Support large modes.
11373 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
11375 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
11376 negation to subtraction.
11377 (expand_copysign): Check that the format has signed zeros.
11378 Use operand_subword and emit_no_conflict_block. Support large modes.
11380 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
11382 Fix PR tree-optimization/19624
11384 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
11385 * tree-ssa-pre.c: Add cfgloop.h.
11387 (pre_stats): New member, constified.
11388 (inserted_exprs): New static variable.
11389 (NECESSARY): New macro.
11390 (create_expression_by_pieces): Fold the expression, and
11391 mark it as defaulting to not necessary. Also put in
11393 (fully_constant_expression): New function.
11394 (insert_into_preds_of_block): Modify to not insert phis when we
11395 are playing with induction variables.
11396 Push phis onto the inserted_exprs vector, and mark them as not
11397 necessary by default.
11398 (insert_aux): Call fully_constant_expression on eprime.
11399 If all edges produce the same value, mark it constant.
11400 (mark_operand_necessary): New function.
11401 (remove_dead_inserted_code): New function.
11402 (init_pre): Init loop optimizer to get loop info.
11403 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11404 (execute_pre): Commit edge inserts, then remove dead code.
11406 2005-01-30 Richard Henderson <rth@redhat.com>
11408 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11409 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11411 2005-01-30 Richard Henderson <rth@redhat.com>
11414 * config/i386/i386.c (ix86_expand_copysign): New.
11415 (ix86_split_copysign_const): New.
11416 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11417 rearrange op1/nmask operands.
11418 * config/i386/i386-protos.h: Update.
11419 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11420 (copysigndf3): Likewise.
11421 (copysignsf3_const, copysigndf3_const): New.
11422 (copysignsf3_var): Rename from copysignsf3, split out splitter
11423 and fix split predicate for X constraint.
11424 (copysigndf3_var): Similarly.
11426 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11428 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11429 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11430 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11432 2005-01-29 Richard Henderson <rth@redhat.com>
11435 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11436 of # and * in constraints.
11438 2005-01-29 Richard Henderson <rth@redhat.com>
11440 PR middle-end/19689
11441 * expr.c (store_field): Don't strip sub-mode cast when the input
11442 data is even smaller.
11444 2005-01-29 Richard Henderson <rth@redhat.com>
11446 PR middle-end/19687
11447 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11450 2005-01-29 Richard Henderson <rth@redhat.com>
11452 * combine.c (make_field_assignment): Fix argument order
11455 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11457 PR tree-optimization/15791
11458 * fold-const.c (extract_array_ref): New function.
11459 (fold): Fold comparisons between &a[i] and &a[j] or
11460 semantically equivalent trees.
11462 2005-01-29 Jeff Law <law@redhat.com>
11464 * gcse.c (insert_expr_in_table): Revamp handling of available
11465 and anticipatable occurrence lists to avoid unnecessary list
11467 (insert_set_in_table): Similarly.
11469 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11471 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11473 (c_build_qualified_type): Build qualified array types with
11474 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11475 * c-decl.c (c_make_fname_decl): Build unqualified array type
11476 before qualified type.
11477 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11478 type is qualified, not just if type itself is. Don't apply
11479 qualifiers to array type when declarator is processed. Apply
11480 qualifiers to field type whether or not it is an array type.
11481 Don't handle array types specially for applying qualifiers to
11483 * c-typeck.c (composite_type): Build unqualified element type and
11484 array type when forming composite of array types.
11485 (common_pointer_type, comptypes, comp_target_types,
11486 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11487 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11489 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11490 (args2) in variables a1 and a2.
11492 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11494 * cse.c (n_elements_made, max_elements_made): Remove.
11495 (insert): Don't touch n_elements_made.
11496 (cse_main): Don't touch n_elements_made or max_elements_made.
11498 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11501 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11502 configuration part of dp-bit.c to be lost.
11504 2005-01-28 Roger Sayle <roger@eyesopen.com>
11506 * expmed.c (expand_mult_highpart_optab): When attempting to use
11507 a non-widening multiplication in a wider mode, the operands need
11508 to be converted (zero or sign extended) to that mode.
11510 2005-01-28 Ian Lance Taylor <ian@airs.com>
11512 PR middle-end/16558
11513 PR middle-end/19583
11514 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11515 through if both operands fall through.
11517 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11519 * cse.c (fold_rtx) <PC>: Don't optimize.
11521 2005-01-28 Jeff Law <law@redhat.com>
11523 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11524 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11526 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11528 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11529 cse_reg_info_used_list_end): Remove.
11530 (cse_reg_info_list, cse_reg_info_list_free): New.
11531 (get_cse_reg_info): When allocating an instance of
11532 cse_reg_info, add it to the beginning of the cse_reg_info_list
11533 list. Remove code to maintain cse_reg_info_used_list.
11534 (new_basic_block): Reset the free list to the beginning of
11537 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11539 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11540 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11541 (frv_expand_mdpackh_builtin): New function.
11542 (frv_expand_builtin): Use it to expand __MDPACKH.
11543 * doc/extend.texi (__MDPACKH): Update documentation.
11545 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11547 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11548 SSE_FLOAT_MODE_P for use_sse computation.
11550 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11553 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11555 2005-01-27 Richard Henderson <rth@redhat.com>
11557 * builtins.c (expand_builtin_copysign): New.
11558 (expand_builtin): Call it.
11559 * genopinit.c (optabs): Add copysign_optab.
11560 * optabs.c (init_optabs): Initialize it.
11561 (expand_copysign): New.
11562 * optabs.h (OTI_copysign, copysign_optab): New.
11563 (expand_copysign): Declare.
11565 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11566 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11568 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11569 (ix86_expand_fp_absneg_operator): ... here.
11570 (ix86_split_copysign): New.
11571 * config/i386/i386-protos.h: Update.
11572 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11573 (copysignsf3, copysigndf3): New.
11575 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11576 (copysignsf3, ncopysignsf3): New.
11577 (copysigndf3, ncopysigndf3): New.
11578 (copysignxf3, ncopysignxf3): New.
11579 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11581 2005-01-27 Arend Bayer <arend.bayer@web.de>
11582 Kazu Hirata <kazu@cs.umass.edu>
11584 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11585 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11586 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11589 2005-01-27 Jeff Law <law@redhat.com>
11591 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11592 definitions of SSA_NAMEs which are not being rewritten.
11593 (rewrite_ssa_into_ssa): Only initialize the current definition
11594 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11595 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11596 SSA_NAMEs before returning.
11598 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11600 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11601 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11602 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11603 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11604 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11606 2005-01-27 Steven Bosscher <stevenb@suse.de>
11608 PR middle-end/17278
11609 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11610 higher to -O2 and higher. Likewise for tree PRE.
11611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11614 2005-01-27 Ian Lance Taylor <ian@airs.com>
11616 PR middle-end/19583
11617 * gimple-low.c (try_catch_may_fallthru): New static function.
11618 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11619 * tree-inline.c (expand_call_inline): Don't warn about reaching
11620 the end of a non-void function being inlined if the function uses
11623 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11625 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11628 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11629 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11630 (implicitly_declare): Handle error_mark_node.
11632 2005-01-27 Richard Henderson <rth@redhat.com>
11635 * tree.h (struct tree_decl): Add debug_expr_is_from.
11636 (DECL_DEBUG_EXPR_IS_FROM): New.
11637 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11638 * dwarf2out.c (dwarf2out_var_location): Update to match.
11639 * tree-outof-ssa.c (create_temp): Likewise.
11640 * var-tracking.c (track_expr_p): Likewise.
11641 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11642 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11643 * toplev.c (default_tree_printer): Likewise.
11645 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11647 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11648 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11650 2005-01-27 Steven Bosscher <stevenb@suse.de>
11652 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11653 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11654 ASM_CLOBBERS): Add tree checks.
11656 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11657 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11658 * c-common.def (SWITCH_STMT): Update to match.
11659 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11660 macros instead of SWITCH_EXPR ones.
11661 * c-dump.c (c_dump_tree): Likewise.
11662 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11663 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11665 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11667 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11669 * unwind-dw2.c (execute_stack_op): Add missing cases for
11670 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11672 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11674 * config.gcc (Obsolete configurations): Remove 'dummy', add
11675 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11678 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11680 PR tree-optimization/19633
11681 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11683 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11684 are no call-clobbered variables.
11685 * tree-outof-ssa.c (check_replaceable): Return false for calls
11688 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11690 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11691 even for variables with NULL DECL_INITIAL.
11693 2005-01-26 Stuart Hastings <stuart@apple.com>
11695 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11697 2005-01-26 Richard Henderson <rth@redhat.com>
11699 PR middle-end/18008
11700 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11702 * expr.c (store_field): Strip conversions to odd-bit-sized types
11703 if the destination field width matches.
11705 2005-01-26 Richard Henderson <rth@redhat.com>
11707 * c-decl.c, expmed.c, expr.c: Revert last change.
11709 2005-01-26 Richard Henderson <rth@redhat.com>
11711 PR middle-end/18008
11712 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11714 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11715 if we don't need the bits above those present in the current mode.
11716 * expr.c (store_field): Strip conversions to odd-bit-sized types
11717 if the destination field width matches.
11719 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11721 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11722 either -ffast-math or -funsafe-math-optimizations is in use.
11724 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11728 * config/avr/avr.c (notice_update_cc): Only set condition code for
11729 ashrqi3 if shift count > 0.
11730 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11731 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11732 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11733 count <= 0 as a no-op, and shift count >= width by copying zero
11734 or sign bit to all bits of the result.
11735 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11736 count, with attribute "length" set to 0 and "cc" set to "none".
11738 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11740 * doc/invoke.texi: Document -mTLS.
11742 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11743 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11744 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11745 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11746 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11747 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11748 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11749 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11751 * configure.ac: Check for a TLS capable gas.
11753 * configure: Regenerate.
11755 2005-01-26 Richard Henderson <rth@redhat.com>
11757 PR middle-end/18008
11758 * combine.c (make_field_assignment): Simplify store to zero_extract
11759 from a source with an overlapping mask.
11761 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11763 2004-11-11 Eric Christopher <echristo@redhat.com>
11765 * config/frv/frv.md: Add fr400_integer automaton. Don't
11766 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11769 2005-01-26 Steven Bosscher <stevenb@suse.de>
11771 PR middle-end/16585
11772 * cfgbuild.c (make_edges): Do not clear or set
11773 current_function_has_computed_jump.
11774 * function.h (struct function): Remove the has_computed_jump field.
11775 (current_function_has_computed_jump): Do not define.
11776 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11777 in a computed jump. Ignore current_function_has_computed_jump.
11779 2005-01-26 Richard Henderson <rth@redhat.com>
11781 PR middle-end/19515
11782 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11783 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11785 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11786 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11787 objects into static storage if they have more than one non-zero value.
11788 * tree.h (categorize_ctor_elements): Update decl.
11790 2005-01-26 Steven Bosscher <stevenb@suse.de>
11792 PR middle-end/19616
11793 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11794 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11795 to this function from 2004-07-10.
11796 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11797 the current function for tail call optimizations if the address
11798 of one of it its arguments is taken.
11800 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11802 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11804 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11806 * function.c (expand_function_end): If current_function_calls_alloca,
11807 emit stack restore in a place that is reached when the function falls
11808 through at the end.
11810 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11812 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11813 rule to avoid matching inappropriate suffix rule.
11815 2005-01-26 Jan Hubicka <jh@suse.cz>
11817 PR tree-optimization/19241
11818 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11820 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11822 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11823 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11825 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11826 <sim*>: Always use crt1.o, regardless of N in simN.
11827 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11828 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11829 (CRT_CALL_STATIC_FUNCTION): Remove.
11830 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11831 use crt1.o, regardless of N in simN.
11832 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11833 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11834 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11835 case isystem setting.
11836 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11838 2005-01-25 Ian Lance Taylor <ian@airs.com>
11840 * gimple-low.c (block_may_fallthru): Correct handling of
11841 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11843 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11845 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11846 handlers to match indentation; nested under the mtune=* handler.
11847 Similar for mcpu= and march=.
11849 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11851 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11852 * config/mips/linux64.h (LIB_SPEC): Likewise.
11853 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11854 * config/sh/linux.h (LIB_SPEC): Likewise.
11856 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11858 * config/frv/frv.c (frv_legitimize_tls_address): New.
11859 (TARGET_HAVE_TLS): Define.
11860 (FRV_SYMBOL_REF_TLS_P): Define.
11861 (frv_override_options): Handle new register classes.
11862 (frv_legitimate_address_p): Reject tls addresses.
11863 (frv_legitimize_address): Handle TLS addresses.
11864 (gen_inlined_tls_plt): New.
11865 (gen_tlsmoff): New.
11866 (frv_legitimize_tls_address): New.
11867 (unspec_got_name): Add TLS entries.
11868 (got12_operand): Add R_FRV_TLSMOFF12 case.
11869 (frv_emit_move): Fixup TLS addresses.
11870 (frv_emit_movsi): Legitimize TLS addresses.
11872 * config/frv/frv.h (MASK_BIG_TLS): New.
11873 (TARGET_BIG_TLS): New.
11874 (HAVE_AS_TLS): Define.
11875 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11876 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11877 (REG_CLASS_NAMES): Same.
11878 (REG_CLASS_CONTENTS): Same.
11879 (CONSTRAINT_LEN): New.
11880 (REG_CLASS_FROM_CONSTRAINT): New.
11881 (PREDICATE_CODES): Add symbolic_operand.
11883 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11884 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11885 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11886 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11887 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11888 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11889 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11890 GR9_REG, GR14_REG, LRREG.
11891 (type): Add load_or_call attribute.
11892 ("load_or_call"): New reservation.
11893 ("call_gettlsoff"): New.
11894 ("tls_indirect_call"): New.
11895 ("tls_load_gottlsoff12"): New.
11896 ("tlsoff_hilo"): New.
11897 ("tls_tlsdesc_ldd"): New.
11898 ("tls_tlsoff_ld"): New.
11901 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11903 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11905 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11906 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11907 * config/frv/frv.c (TLS_BIAS): Define.
11908 (frv_output_dwarf_dtprel): New.
11910 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11912 PR rtl-optimization/19579
11913 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11914 both A and B, see if they don't clobber registers the other expr uses.
11916 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11918 * real.c (do_add): Initialize signalling and canonical members.
11920 * real.c (real_from_integer): Zero out destination.
11922 2005-01-18 Jan Hubicka <jh@suse.cz>
11924 PR tree-optimize/19337
11925 * tree-inline.c (initialize_inlined_parameters): Copy
11926 saved_static_chain_decl only.
11928 2005-01-25 Richard Henderson <rth@redhat.com>
11932 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11933 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11934 80387 enabled, to return a proper subclass. Return the subset that
11935 overlaps with GENERAL_REGS for PLUS.
11936 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11938 2005-01-25 Richard Henderson <rth@redhat.com>
11940 PR middle-end/19609
11941 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11943 2005-01-25 Roger Sayle <roger@eyesopen.com>
11945 * expmed.c (choose_multiplier): Change interface to return the
11946 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11947 (expand_divmod): Update calls to choose_multiplier.
11949 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11951 PR middle-end/19330
11952 * expmed.c (extract_bit_field): Use adjust_address instead of
11953 gen_lowpart when op0 is a MEM.
11955 2005-01-24 Steven Bosscher <stevenb@suse.de>
11957 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11959 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11961 * config/mips/irix-csr.c: New file.
11962 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11963 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11964 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11967 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11970 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11971 sparc/elf.h, add sparc/sp-elf.h.
11972 (sparc-*-rtems*): Likewise.
11973 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11974 tm-dwarf2.h, add sparc/sp-elf.h.
11975 (sparc86x-*-elf): Likewise.
11976 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11977 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11978 TARGET_OS_CPP_BUILTINS.
11979 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11980 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11982 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11983 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11984 (SWITCH_TAKES_ARG): Likewise.
11985 (LOCAL_LABEL_PREFIX): Likewise.
11986 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11987 (TARGET_N_FORMAT_TYPES): Delete.
11988 (TARGET_FORMAT_TYPES): Likewise.
11989 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11990 * config/sparc/elf.h: Delete.
11991 * config/sparc/sp-elf.h: New file.
11993 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11995 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11996 * tree-flow.h: Remove the corresponding prototype.
11997 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11998 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
12000 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12003 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12004 for AIX ABI or ELF -fPIC.
12005 (rs6000_emit_load_toc_table): Don't create toc_section here.
12006 (rs6000_xcoff_file_start): Nor here.
12008 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
12010 * sh.c (ra.h): Don't #include.
12011 (hard_regs_intersect_p): New function, resurrected from ra.c.
12013 * sh.c: Fix 1996 Copyright.
12015 2005-01-24 Richard Henderson <rth@redhat.com>
12016 Aldy Hernandez <aldyh@redhat.com>
12018 * regrename.c (note_sets): Handle subregs.
12020 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
12023 * genconditions.c (write_header, write_conditions): Elide file if
12026 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12028 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
12029 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
12032 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12034 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
12035 expand_builtin_printf, expand_builtin_fprintf,
12036 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12037 checking against POINTER_TYPE.
12038 (validate_arglist): Handle POINTER_TYPE code by checking
12041 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
12043 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
12044 init_rtlanal): New.
12045 (for_each_rtx): Call for_each_rtx_1.
12046 * rtl.h (init_rtlanal): Declare.
12047 * toplev.c (backend_init): Call init_rtlanal.
12049 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12051 * flow.c (propagate_one_insn): Formatting.
12053 PR middle-end/19551
12054 * flow.c (libcall_dead_p): Be more conservative if unsure.
12055 If there are any instructions between insn and call, see if they are
12056 all dead before saying the libcall is dead.
12058 2005-01-24 Uros Bizjak <uros@kss-loka.si>
12060 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
12061 operand constraint for operand 0.
12063 2005-01-23 Richard Henderson <rth@redhat.com>
12066 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
12067 edges leading to join block.
12069 2005-01-23 Roger Sayle <roger@eyesopen.com>
12071 * expmed.c (expand_mult_highpart): Make static. Change type of
12072 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
12073 (expand_divmod): Updates calls to expand_mult_highpart by using
12074 gen_int_mode to pass a CONST_INT rtx.
12075 * rtl.h (expand_mult_highpart): Remove prototype.
12077 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12079 * flow.c (regset_bytes, regset_size): Remove.
12081 * cfganal.c: Fix a reference to Harvey's paper.
12083 2005-01-23 Steven Bosscher <stevenb@suse.de>
12085 PR rtl-optimization/19464
12086 * tree-optimize.c (init_tree_optimization_passes): Add one more
12087 copyrename pass just before out-of-ssa.
12089 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
12092 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
12093 * ggc-none.c (ggc_free): Define.
12095 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12097 * cse.c (max_reg, max_insn_uid): Remove.
12098 (cse_main): Don't access max_reg or max_insn_uid.
12100 * c-common.c (explicit_flag_signed_bitfields,
12101 lang_statement_code_p, lang_expand_function_end): Remove.
12102 * c-common.h: Remove the corresponding declarations.
12103 * c-opts.c (c_common_handle_option): Remove all write access
12104 to explicit_flag_signed_bitfields.
12106 * cgraph.c (cgraph_varpool_n_nodes): Remove.
12107 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
12108 * cgraph.h: Remove the corresponding declaration.
12110 * gcse.c (null_pointer_info): Remove.
12112 2005-01-23 Roger Sayle <roger@eyesopen.com>
12113 Eric Botcazou <ebotcazou@libertysurf.fr>
12115 * combine.c (simplify_logical): Only simplify logical expressions
12116 of the form ior(and(x,y),z) by the inverse distributive law if the
12117 result is cheaper than the original.
12119 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12121 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
12122 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
12123 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
12124 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
12125 config/freebsd-spec.h, config/arm/arm.h,
12126 config/h8300/h8300.md, config/i386/i386.md,
12127 config/i386/predicates.md, config/i386/sse.md,
12128 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
12129 config/vax/vax.md: Fix comment typos. Follow spelling
12132 2005-01-23 Steven Bosscher <stevenb@suse.de>
12134 * gengtype.c (walk_type): Produce `not equal to' compares for loop
12135 tests, instead of `less than'.
12137 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
12139 * function.c (assign_parm_setup_block): When creating a new stack slot
12140 for a parameter, get its alignment from the parameter's DECL_ALIGN
12141 rather than the type's TYPE_ALIGN. Make sure that the parameter
12142 is at least word aligned.
12144 2005-01-22 Roger Sayle <roger@eyesopen.com>
12146 PR middle-end/19378
12147 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
12149 2005-01-22 Richard Henderson <rth@redhat.com>
12152 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
12153 in both compare operands.
12154 (movdfcc_1_sse_max): Likewise.
12155 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
12156 (movdfcc_1_sse): Likewise.
12157 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
12158 scratch register as needed.
12160 2005-01-22 Richard Henderson <rth@redhat.com>
12162 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
12164 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
12166 2005-01-22 Richard Henderson <rth@redhat.com>
12168 * genopinit.c (optabs): Use smin/smax for floating point too.
12169 * doc/md.texi: Update to match. Clarify that floating point
12170 results are undefined for +0/-0 and NaN.
12171 * doc/rtl.texi: Likewise.
12172 * rtl.def (SMIN, SMAX): Likewise
12173 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
12175 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
12176 leading 's' to the name.
12177 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
12178 smaxxf3, sminxf3): Likewise.
12179 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
12182 2005-01-22 Paul Brook <paul@codesourcery.com>
12184 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
12186 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
12188 * config/s390/s390.c (struct processor_costs): New fields
12189 dlgr, dlr, dr, dsgfr, dsgr.
12190 (z900_cost, z990_cost): Values for new fields.
12191 (s390_rtx_costs): New cases MEM und COMPARE in switch
12192 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
12193 DIV, MOD, UDIV, UMOD.
12195 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12197 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12198 into the register being decremented.
12199 ("doloop_si31", "doloop_di"): Likewise.
12200 ("*doloop_si_long"): Adapt pattern.
12202 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12204 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12206 (CLASS_MAX_NREGS): Likewise.
12208 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12210 * doc/tree-ssa.texi (Statement Operands): Add example for new
12211 must-def macro. Note deprecation of old operands interface.
12213 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12215 PR tree-optimization/19484
12216 * tree-cfg.c (remove_fallthru_edge): New function.
12217 (cleanup_control_flow): Remove fallthru edges from calls that are
12218 now known not to return.
12220 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12222 Fix PR tree-optimization/19038
12223 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
12224 copies with loop variant ones.
12226 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
12228 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
12229 config/alpha/alpha-protos.h, config/alpha/alpha.h,
12230 config/alpha/alpha.md, config/alpha/predicates.md,
12231 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
12232 config/sparc/sol2.h: Update copyright.
12234 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
12235 first label to see if it is a nonlocal label.
12237 2005-01-22 David Edelsohn <edelsohn@gnu.org>
12238 Andrew Pinski <pinskia@physics.uc.edu>
12241 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
12242 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
12244 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12246 * config/rs6000/rtems.h: Update copyright.
12248 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12251 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
12252 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
12253 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
12255 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12258 * c-typeck.c (convert_arguments): Check for error_mark_node.
12260 2005-01-21 Ian Lance Taylor <ian@airs.com>
12262 PR tree-optimization/13000
12263 * tree-inline.c: Include "tree-flow.h".
12264 (expand_call_inline): If warn_return_type, warn if non-void inline
12265 function falls through.
12266 * tree-cfg.c (execute_warn_function_return): Don't warn about
12267 control reaching end if TREE_NO_WARNING is set. Set
12269 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12271 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12272 branch if we don't need one.
12273 * c-typeck.c: Include "tree-flow.h"
12274 (c_finish_bc_stmt): Don't add a goto if the current statement
12275 list doesn't fall through to the current point.
12277 2005-01-21 Roger Sayle <roger@eyesopen.com>
12279 PR rtl-optimization/576
12280 * real.c (real_arithmetic): Change return type from void to bool
12281 to return an indication that the result may be inexact.
12282 * real.h (real_arithmeric): Update prototype.
12283 * fold-const.c (const_binop): Don't constant fold floating
12284 point expressions when the user specifies -frounding-math and
12285 the result may depend upon the run-time rounding mode.
12286 (fold_convert_const_real_from_real): Clean-up.
12287 (fold_initializer): Ignore flag_rounding_math for initializers.
12288 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12289 constant fold FP operations with flag_rounding_math if the
12290 result may depend upon the run-time rounding mode.
12292 2005-01-21 Tom Tromey <tromey@redhat.com>
12294 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12296 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12298 * tree-cfg.c: Fix comment typos.
12300 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12302 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12303 around the call to rest_of_handle_branch_target_load_optimize.
12305 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12307 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12308 (sparc64-*-openbsd*): Likewise.
12309 (sparclite-*-elf*): Include tm-dwarf2.h.
12310 (sparc86x-*-elf*): Likewise.
12311 (sparc64-*-elf*): Likewise.
12312 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12313 (DBX_DEBUGGING_INFO): Likewise.
12314 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12315 (PREFERRED_DEBUGGING_TYPE): Likewise.
12316 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12317 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12318 (PREFERRED_DEBUGGING_TYPE): Likewise.
12319 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12320 (PREFERRED_DEBUGGING_TYPE): Likewise.
12321 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12323 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12326 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12328 2005-01-20 Paul Brook <paul@codesourcery.com>
12330 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12332 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12334 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12335 label is first in a sequence of labels.
12337 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
12339 2005-01-20 Janis Johnson <janis187@us.ibm.com>
12340 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12342 * doc/sourcebuild.texi (Test Directives): New.
12344 2005-01-20 Roger Sayle <roger@eyesopen.com>
12346 * real.c (real_floor): Don't leave the result uninitialized when
12347 mode is VOIDMode, but return the unrounded intermediate value.
12348 (real_ceil): Likewise.
12350 2005-01-20 Paul Brook <paul@codesourcery.com>
12352 * config/arm/arm.md (insv): Use gen_int_mode.
12354 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12356 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
12357 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12358 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12359 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12360 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12362 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12365 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
12366 fbreg, so we have to assume we can't.
12367 (loc_descriptor_from_tree_1): Ditto.
12368 (containing_function_has_frame_base): New function.
12369 (add_location_or_const_value_attribute): Use it.
12370 Also try to generate a frame_base from a single element location
12373 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12375 PR tree-optimization/15349
12376 * timevar.def (TV_TREE_MERGE_PHI): New.
12377 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
12379 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
12380 calls to tree_forwarder_block_p.
12381 (remove_forwarder_block_with_phi, merge_phi_nodes,
12382 gate_merge_phi, pass_merge_phi): New.
12383 * tree-optimize.c (init_tree_optimization_passes): Add
12385 * tree-pass.h: Add an extern for pass_merge_phi;
12387 2005-01-20 Richard Henderson <rth@redhat.com>
12390 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
12391 (_mm_castps_pd, _mm_castps_si128): New.
12392 (_mm_castsi128_ps, _mm_castsi128_pd): New.
12394 2005-01-20 Richard Henderson <rth@redhat.com>
12397 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
12398 __builtin_ia32_vec_init_v2si.
12399 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
12400 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12401 (ix86_init_mmx_sse_builtins): Create it.
12402 (ix86_expand_builtin): Expand it.
12403 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12404 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12405 (vec_extractv2si_0, vec_extractv2si_1): New.
12407 2005-01-20 Richard Henderson <rth@redhat.com>
12410 * config/i386/i386.c (ix86_expand_push): New.
12411 * config/i386/mmx.md (push<MMXMODE>1): New.
12412 * config/i386/sse.md (push<SSEMODE>1): New.
12413 * config/i386/i386-protos.h: Update.
12415 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12417 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12420 2005-01-20 Richard Henderson <rth@redhat.com>
12422 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12423 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12425 2005-01-19 Richard Henderson <rth@redhat.com>
12428 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12429 to V4SFmode in SSE1 fallback load path.
12431 2005-01-19 Richard Henderson <rth@redhat.com>
12433 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12434 in QImode expansion to ix86_expand_vector_set.
12435 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12437 2005-01-19 Richard Henderson <rth@redhat.com>
12440 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12441 subclass of the input class.
12442 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12443 Always true for cross-SSE1 classes. Rationalize conditionals.
12444 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12445 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12446 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12447 (movdi_2): Add MMX/SSE zeros.
12448 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12449 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12450 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12451 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12452 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12453 (zero_extendsidi2_rex64_1): Remove.
12454 (MOV0 peephole): Check GENERAL_REG_P.
12456 2005-01-19 Richard Henderson <rth@redhat.com>
12459 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12461 (ix86_expand_vector_extract): Likewise.
12463 2005-01-19 Richard Henderson <rth@redhat.com>
12465 PR middle-end/19304
12466 * expr.c (emit_move_change_mode): New argument force; use
12467 simplify_gen_subreg if true.
12468 (emit_move_via_alt_mode): Merge into ...
12469 (emit_move_via_integer): ... here.
12470 (emit_move_ccmode): Use emit_move_change_mode directly.
12472 2005-01-19 Richard Henderson <rth@redhat.com>
12475 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12476 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12477 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12479 (alpha_emit_set_const): Likewise. Make static.
12480 (alpha_emit_set_long_const): Make static.
12481 (alpha_extract_integer): Split out from alpha_expand_mov.
12482 (alpha_split_const_mov): Likewise.
12483 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12484 (alpha_legitimate_constant_p): New.
12485 * config/alpha/alpha-protos.h: Update.
12486 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12487 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12488 * config/alpha/alpha.md (movsi): Add n alternative.
12489 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12490 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12491 (splitters for all of the above): Use alpha_split_const_mov.
12492 * config/alpha/predicates.md (non_add_const_operand): New.
12493 (non_zero_const_operand): New.
12494 (input_operand): Use alpha_legitimate_constant_p after reload.
12496 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12498 PR tree-optimization/19038
12499 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12500 (add_candidate): Add ivs with increment in latch only if
12501 allow_ip_end_pos_p is true.
12502 (determine_iv_cost): Use empty_block_p.
12504 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12506 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12507 (compute_dominance_frontiers): Ditto.
12509 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12512 * config/sh/t-rtems: New.
12513 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12515 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12517 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12518 the offset of the selected field.
12520 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12522 * tree-cfg.c (remove_forwarder_block): Fix the check to
12523 prevent a nonlocal label from appearing in the middle of a
12526 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12528 PR rtl-optimization/19462
12529 * reorg.c (find_end_label): Create return insn only if
12530 current_function_epilogue_delay_list is empty.
12532 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12534 * doc/passes.texi: Remove paragraph mentioning new-ra.
12536 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12538 PR rtl-optimization/15139
12539 * combine.c: Include params.h.
12540 (count_rtxs): New function.
12541 (record_value_for_reg): If replace_rtx would replace at least
12542 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12543 (clobber (const_int 0)) instead of TEM.
12544 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12545 * params.h (MAX_LAST_VALUE_RTL): New.
12546 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12547 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12550 * c-typeck.c (digest_init): Only call build_vector if all constructor
12551 elements are *_CST nodes.
12552 * gimplify.c (gimplify_init_constructor): Likewise.
12554 PR middle-end/19164
12555 * c-typeck.c (digest_init): Only call build_vector if inside_init
12558 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12560 * toplev.c (init_asm_output): Remove dead #ifdef.
12562 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12564 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12566 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12568 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12569 accessing DECL_FUNCTION_CODE.
12570 * dojump.c (do_jump): Likewise.
12571 * gimplify.c (gimplify_call_expr): Likewise.
12572 * predict.c (expr_expected_value): Likewise.
12573 (strip_builtin_expect): Likewise.
12574 * tree-inline.c (estimate_num_insns_1): Likewise.
12575 * tree-ssa-loop-im.c (stmt_cost): Likewise
12576 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12577 (tree_expr_nonnegative_p): Likewise.
12579 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12581 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12582 variant of the load_pcrel_sym pattern.
12583 * config/sparc/sparc.md (P macro): Move to the top.
12584 (load_pcrel_sym): Macroize using P.
12585 (save_register_window): Likewise.
12587 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12589 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12590 ("sordered"): Same.
12592 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12595 * c-typeck.c (build_asm_expr): Strip nops off
12596 input memory operands.
12598 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12600 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12601 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12602 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12603 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12605 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12608 * config/i386/i386.c (override_options): If the 80387 is disabled,
12609 then do not return FP values using FP registers.
12611 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12613 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12614 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12615 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12616 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12617 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12618 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12619 output.h, postreload-gcse.c, postreload.c, recog.c,
12620 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12621 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12622 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12623 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12624 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12625 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12626 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12627 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12629 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12630 config/alpha/alpha.c, config/arm/vfp.md,
12631 config/i386/emmintrin.h, config/i386/i386-modes.def,
12632 config/i386/i386-protos.h, config/i386/i386.h,
12633 config/i386/pmmintrin.h, config/i386/ppro.md,
12634 config/i386/predicates.md, config/i386/xmmintrin.h,
12635 config/i860/i860.c, config/ia64/ia64-modes.def,
12636 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12637 config/ia64/ia64.md, config/ia64/itanium1.md,
12638 config/ia64/itanium2.md, config/ia64/predicates.md,
12639 config/iq2000/iq2000.h, config/mips/linux64.h,
12640 config/rs6000/aix41.h, config/rs6000/aix43.h,
12641 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12642 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12643 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12644 config/sparc/linux64.h, config/sparc/litecoff.h,
12645 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12646 config/sparc/sparc.h, config/sparc/sparc.md,
12647 config/sparc/sysv4-only.h: Update copyright.
12649 2005-01-18 Richard Henderson <rth@redhat.com>
12652 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12654 2005-01-18 Marc Espie <espie@openbsd.org>
12655 * config/i386/openbsdelf.h: Typo.
12657 2005-01-18 Richard Henderson <rth@redhat.com>
12659 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12660 special case for sse.
12661 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12663 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12665 * tree-inline.c (estimate_num_insns_1): Added cases for
12666 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12668 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12670 PR rtl-optimization/19296
12671 * combine.c (simplify_comparison): Rewrite the condition under
12672 which a non-paradoxical SUBREG of a PLUS can be lifted when
12673 compared against a constant.
12675 2005-01-18 Andi Kleen <ak@muc.de>
12677 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12678 * c.opt (-Wpointer-sign): Add.
12679 * doc/invoke.texi: (-Wpointer-sign): Add.
12681 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12683 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12684 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12685 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12686 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12687 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12688 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12689 for TARGET_MIX_SSE_I387.
12690 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12691 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12692 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12693 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12694 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12695 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12696 TARGET_MIX_SSE_I387.
12697 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12700 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12703 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12704 Add movaps alternative for xmm reg->reg move.
12706 2005-01-17 Jeff Law <law@redhat.com>
12708 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12709 at the end of the main DOM loop rather than just before DOM exits.
12711 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12713 PR tree-optimization/19121
12714 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12715 adding aliases to a name tag, also add them to the pointer's
12717 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12718 sensitive alias info at all. Only check that the two pointers
12719 have compatible pointed-to sets.
12720 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12721 a pointer's type tag is a superset of the alias set of the
12722 pointer's name tag.
12724 2005-01-17 James E Wilson <wilson@specifixinc.com>
12727 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12728 comment to document why.
12730 2005-01-17 Richard Henderson <rth@redhat.com>
12732 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12733 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12734 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12735 sse2_vmsminv2df3_finite): New.
12736 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12737 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12738 Force op1 into register.
12740 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12742 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12743 bubblestrap from always rebuilding build directory.
12745 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12747 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12748 ("*cmpmem_short"): Likewise.
12750 2005-01-17 Steven Bosscher <stevenb@suse.de>
12752 * basic-block.h: Document BB_* flags.
12753 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12754 use an sbitmap instead.
12755 * sched-rgn.c (compute_trg_info): Likewise.
12757 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12759 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12760 redundant target_cpu_default and extra_parts lines. Use the default
12762 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12763 (SUBTARGET_EXTRA_SPECS): Delete.
12764 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12765 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12766 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12767 and "n32" for -mabi=n32.
12769 2005-01-17 Ian Lance Taylor <ian@airs.com>
12772 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12773 fold constant variables into initial values.
12775 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12777 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12779 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12780 through the statements backward.
12782 2005-01-17 Ian Lance Taylor <ian@airs.com>
12784 PR middle-end/13127:
12785 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12786 a variable set to the return value of the inlined function.
12788 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12790 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12791 when modes are tieable.
12793 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12795 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12796 of pthread_create to find out if threads are enabled.
12797 * gthr-posix95.h (__gthread_active_p): Likewise.
12799 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12801 * common.opt (-fnew-ra): Remove.
12803 * toplev.h (flag_new_regalloc): Remove.
12804 * Makefile.in (ra*.*): Don't mention.
12805 * passes.c (rest_of_handle_new_regalloc): Remove.
12806 (rest_of_handle_combine, rest_of_compilation): Always consider
12807 flag_new_regalloc as false.
12808 * doc/invoke.texi: Don't document -fnew-ra.
12810 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12812 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12813 last parameter to reg_scan.
12814 * loop.c (loop_optimize): Likewise.
12815 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12816 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12817 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12818 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12819 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12820 * regclass.c (reg_scan): Likewise, for the declaration.
12821 * rtl.h (reg_scan): Likewise, for the prototype.
12823 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12825 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12826 mark_dfs_back_edges.
12828 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12830 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12831 (compute_avail): Uses don't go in tmp_gen.
12833 2005-01-16 Steven Bosscher <stevenb@suse.de>
12835 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12836 loop to look for a free slot in a page entry.
12838 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12841 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12842 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12843 just before targetm.asm_out.file_end.
12844 * tree.h (process_pending_assemble_output_defs): Declare.
12845 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12847 (assemble_alias): Defer generation of assembly code for defines when
12848 TARGET_DEFERRED_OUTPUT_DEFS is true.
12849 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12850 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12851 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12853 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12856 * pa.c (pa_scalar_mode_supported_p): New function.
12857 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12858 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12860 * pa-protos.h (prefetch_operand): Delete.
12861 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12862 * pa.c (prefetch_operand): Delete.
12863 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12864 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12865 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12866 and prefetch_nocc_operand.
12867 * pa.md (prefetch): Rework to avoid reload problems handling short
12868 displacements when a cache control completer needs to be provided.
12869 (prefetch_32, prefetch_64): Delete.
12870 (prefetch_cc, prefetch_nocc): New patterns.
12872 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12874 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12876 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12879 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12880 exceeds maximum alignment for global common data.
12881 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12882 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12884 2004-01-15 Roger Sayle <roger@eyesopen.com>
12886 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12888 2004-01-15 Roger Sayle <roger@eyesopen.com>
12890 * harg-reg-set.h (reg_class_names): Prototype global array.
12891 * regclass.c (reg_class_names): Declare here and initialize to
12893 (dump_regclass): Remove local declaration of reg_class_names.
12894 (regclass): Likewise.
12895 * cfg.c (dump_flow_info): Likewise.
12896 * ra-debug.c (reg_class_names): Likewise.
12897 * regrename.c (reg_class_names): Likewise.
12898 * reload.c (reg_class_names): Likewise.
12899 * reload1.c (spill_failure): Likewise.
12900 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12902 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12904 * config/s390/s390.md ("reload_outti"): Remove predicate for
12905 output operand. Abort if operand is not a MEM.
12906 ("reload_outdi", "reload_outdf"): Likewise.
12908 2005-01-15 Marc Espie <espie@openbsd.org>
12910 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12911 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12912 * config/openbsd.h: Fix C++ includes for native configurations.
12913 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12914 Add trampoline support.
12915 * config/i386/openbsdelf.h: New.
12917 2005-01-15 Marc Espie <espie@openbsd.org>
12919 * collect2.c (main): Explicitly parse -dynamic-linker option.
12921 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12923 PR tree-optimization/19060
12924 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12925 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12926 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12927 and handle extract_range_from_cond returning false.
12928 * fold-const.c (fold): Optimize comparisons with min/max even for
12929 width > HOST_BITS_PER_WIDE_INT.
12931 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12933 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12934 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12935 Remove little endian multilib variants.
12936 Add mips32 multilib variant.
12938 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12940 * explow.c (copy_all_reg, stabilize): Remove.
12941 * expr.h: Remove the corresponding prototypes.
12943 * rtlanal.c (regs_set_between_p): Remove.
12944 * rtl.h: Remove the corresponding prototype.
12946 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12948 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12949 to rs6000_nonimmediate_operand.
12950 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12951 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12952 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12953 rs6000_nonimmediate_operand.
12954 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12955 rs6000_nonimmediate_operand.
12957 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12959 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12961 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12963 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12965 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12966 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12968 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12969 (rs6k_nonimmediate_operand): New.
12970 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12972 (legitimate_lo_sum_address_p): Same.
12973 (rs6000_legitimize_address): Same.
12974 (rs6000_legitimize_reload_address): Same.
12975 (rs6000_legitimate_address): Same.
12976 (spe_build_register_parallel): Pass DF and DC modes in a DI
12979 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12980 to rs6k_nonimmediate_operand.
12982 * config/rs6000/spe.md ("*frob_df_di"): New.
12983 ("*frob_di_df"): New.
12984 ("*frob_di_df_2"): New.
12985 ("*mov_sidf_e500_subreg0"): New.
12986 ("*mov_sidf_e500_subreg4"): New.
12987 ("*movdf_e500_double"): Change predicate to
12988 rs6k_nonimmediate_operand.
12990 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12992 * postreload.c (move2add_note_store): Only call
12993 trunc_int_for_mode on scalar integers.
12995 2005-01-14 Steven Bosscher <stevenb@suse.de>
12997 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12998 replace BB_VISITED uses.
12999 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
13000 (propagate_necessity): Check the bitmap instead of BB_VISITED.
13001 (tree_dce_done): Free visited_control_parents.
13002 (perform_tree_ssa_dce): Allocate and clear it.
13003 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
13004 (compute_antic): Iterate from here using a DFS. Use an sbitmap
13005 instead of BB_VISITED.
13007 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
13009 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
13010 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
13011 Remove unused prototypes.
13013 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13015 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
13016 64-bit register usage.
13017 (spe_func_has_64bit_regs_p): Add FIXME note.
13019 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13021 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
13022 flag_finite_math_only with flag_unsafe_math_optimizations.
13024 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
13026 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
13027 end-of-stack check.
13028 (__tpf_eh_return): Copy TPF private stack area from the module
13029 boundary stack frame. Add check for when module addresses are
13030 equal, but no stub address is found.
13032 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
13035 * arm.h (struct machine_function): Add call_via field.
13036 (thumb_call_via_label): Declare.
13037 * arm.c (thumb_call_via_label): New variable.
13038 (thumb_call_reg_needed): New variable.
13039 (arm_output_function_epilogue): For Thumb code, output any per-function
13040 call-indirect trampolines.
13041 (thumb_call_via_reg): New function.
13042 (arm_file_end): New function.
13043 (TARGET_ASM_FILE_END): Call arm_file_end.
13044 (aof_file_end): Likewise.
13045 * arm-protos.h (thumb_call_via_reg): Declare.
13046 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
13047 thumb_call_via_reg in normal case.
13049 2005-01-14 Jakub Jelinek <jakub@redhat.com>
13051 PR middle-end/19084
13052 PR rtl-optimization/19348
13053 * recog.c (peephole2_optimize): Do global life update if some peephole
13054 decides it doesn't need at least one of its inputs and that change
13055 influences liveness at the start of the basic block.
13057 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
13058 arguments instead of 1.
13060 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
13062 PR middle-end/18820
13063 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
13064 zero for nested functions needing a static chain or functions
13065 with a non-constant address.
13067 2005-01-13 Roger Sayle <roger@eyesopen.com>
13069 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
13070 (and (sign_extend X) C) into (zero_extend (and X C)).
13072 2005-01-13 David O'Brien <obrien@FreeBSD.org>
13074 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
13076 2005-01-13 Richard Henderson <rth@redhat.com>
13081 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
13082 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
13083 not just TARGET_SSE.
13084 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
13085 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
13086 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
13087 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
13088 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
13089 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
13090 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
13091 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
13092 (movdicc_c_rex64): Rename with '*'.
13093 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
13094 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
13095 (movsfcc_1_387): Rename from movsfcc_1.
13096 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
13097 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
13098 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
13099 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
13100 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
13101 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
13102 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
13103 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
13104 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13105 sse_movdfcc_const0_4): Remove.
13106 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
13107 recognize min/max early. Update for changed sse cmove patterns.
13108 (ix86_split_sse_movcc): New.
13109 * config/i386/i386-protos.h: Update.
13111 2005-01-13 Steven Bosscher <stevenb@suse.de>
13113 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
13114 (fix_stmt_v_may_defs): Likewise.
13116 2005-01-13 Richard Henderson <rth@redhat.com>
13118 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
13119 for converting the mask.
13121 2005-01-13 David Edelsohn <edelsohn@gnu.org>
13123 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
13126 2005-01-13 Richard Henderson <rth@redhat.com>
13128 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
13129 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
13130 IX86_BUILTIN_MOVDQ2Q): Remove.
13131 (IX86_BUILTIN_VEC_EXT_V4SI): New.
13132 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
13133 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
13135 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
13136 (sse2_pextrw): Fix immediate constraint.
13137 (sse2_loadq, sse2_loadq_rex64): Remove.
13138 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
13139 Use __builtin_ia32_vec_ext_<size>.
13140 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
13142 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
13144 * function.c (assign_parm_setup_block): Look inside original
13145 entry_parm when inspecting PARALLEL.
13147 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13148 Joel Sherrill <joel@oarcorp.com>
13151 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
13152 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
13153 rtems_gxx_recursive_mutex_init.
13154 (__gthread_recursive_mutex_lock): New function.
13155 (__gthread_recursive_mutex_trylock): Likewise.
13156 (__gthread_recursive_mutex_unlock): Likewise.
13158 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13160 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
13162 2005-01-13 Jan Beulich <jbeulich@novell.com>
13164 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
13165 (ashrti3_internal): Indicate output is early clobber. Generate result
13166 into output rather than first input. Use move for low word of output
13167 if shift count is exactly 64.
13168 (lshrti3_internal): Likewise.
13170 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
13174 * reload1.c (delete_output_reload): Don't delete an output reload
13175 if the pseudo lives longer than a single basic block. Adjust and
13176 improve wording of comment.
13178 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
13181 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
13182 of TYPE_SIZE where we mean the number of bytes.
13184 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
13186 * function.c (assign_parm_setup_block): Relax condition on
13187 multi-register optimization.
13189 2005-01-12 Nick Clifton <nickc@redhat.com>
13191 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
13192 an "in_delay_slot" attribute of "no" to prevent them being used in
13193 delay slots. This is forbidden because they might generate
13196 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13199 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13200 with r->Y and Y->r.
13202 2005-01-12 Nick Clifton <nickc@redhat.com>
13204 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13205 passed on to GAS) but do not define, as GAS no longer supports or
13206 needs the -m2000 option.
13208 2005-01-11 Roger Sayle <roger@eyesopen.com>
13210 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13211 type as args of unprototyped builtins aren't automatically promoted.
13212 (fold_builtin_abs): Likewise.
13214 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * Makefile.in: Set a `build-warn' variable.
13218 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13220 PR tree-optimization/17949
13221 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
13222 (find_interesting_uses_address): Use it.
13224 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
13226 * regrename.c (kill_value): Handle subreg's that won't simplify.
13228 2005-01-11 Richard Henderson <rth@redhat.com>
13231 * config/i386/i386.h (enum ix86_builtins): Move ...
13232 * config/i386/i386.c: ... here.
13233 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
13234 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
13235 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
13236 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
13237 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
13238 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
13239 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
13240 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
13241 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
13242 IX86_BUILTIN_LOADDDUP): Remove.
13243 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
13244 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
13245 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
13246 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
13247 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
13248 (ix86_init_builtins): Make static.
13249 (ix86_init_mmx_sse_builtins): Update for changed builtins.
13250 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
13251 if all the modes match. Otherwise, fake it.
13252 (get_element_number, ix86_expand_vec_init_builtin,
13253 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
13254 (ix86_expand_builtin): Make static. Update for changed builtins.
13255 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
13256 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
13257 (ix86_expand_vector_init_duplicate): New.
13258 (ix86_expand_vector_init_low_nonzero): New.
13259 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
13260 Split out from ix86_expand_vector_init; handle integer modes.
13261 (ix86_expand_vector_init): Use them.
13262 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
13263 * config/i386/i386-protos.h: Update.
13264 * config/i386/predicates.md (reg_or_0_operand): New.
13265 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13266 (movv2sf_internal): Likewise. And a splitter to match them all.
13267 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13268 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13269 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13270 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13271 (mmx_pinsrw): Fix operand ordering.
13272 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13273 rather than sse_loadss expander.
13274 (movv2df splitter): Similarly.
13275 (sse_loadss, sse_loadlss): Remove.
13276 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13277 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13278 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13279 (sse3_movddup): Rename with '*'.
13280 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13281 (sse2_loadsd): Remove.
13282 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13283 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13284 (sse2_pinsrw): Fix argument ordering.
13285 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13286 (sse2_stored): Remove 'r' destination.
13287 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13288 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13289 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13290 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13291 vec_extractv16qi, vec_initv16qi): New.
13293 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13294 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13295 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13297 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13298 (_mm_load_si128, _mm_store_si128): Likewise.
13299 (_mm_load1_pd): Use _mm_set1_pd.
13300 (_mm_load_sd): Use _mm_set_sd.
13301 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13302 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13303 (_mm_set_epi64): Use _mm_set_epi64x.
13304 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13305 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13306 _mm_setr_epi8): Use _mm_set_foo form.
13307 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13308 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13309 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13310 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13311 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13312 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13313 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13314 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13315 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13316 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13317 (_mm_movedup_pd): Use _mm_shuffle_pd.
13318 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13319 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13320 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13321 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13322 Use _mm_setzero_ps.
13323 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13324 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13325 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13326 (_mm_store_ps): Use raw dereference.
13327 (_mm_store1_ps): Use _mm_storeu_ps.
13328 (_mm_storer_ps): Use _mm_store_ps.
13329 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13330 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13332 2005-01-11 Stan Shebs <shebs@apple.com>
13334 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13335 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13337 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
13340 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
13341 Skip all DECLs except for FIELD_DECLs.
13343 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13345 * config/s390/s390.c (override_options): Return error if
13346 -mbackchain, -mpacked-stack and -mhard-float are used together.
13347 (s390_va_start): Remove the backchain && packed-stack special case.
13348 (s390_gimplify_va_arg): Likewise.
13349 * doc/invoke.texi: Remove the ABI incompatibility note.
13351 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13353 * config/s390/s390.c (struct s390_frame_layout): Remove
13355 (s390_frame_info, s390_emit_prologue): Replace occurrences of
13356 save_backchain_p with TARGET_BACKCHAIN.
13358 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13361 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
13362 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
13363 * function.c (locate_and_pad_parm): Set new field.
13364 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
13365 Tweak where_pad test to include "none". Always set mem align for
13367 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
13368 not sufficient for type.
13369 (assign_parm_setup_block): If stack_parm is zero on entry, always
13370 make a new stack local. Block move old stack parm if necessary
13371 to new aligned stack local.
13372 (assign_parm_setup_stack): Use a block move to handle
13373 potentially misaligned entry_parm.
13374 (assign_parms_unsplit_complex): Specify required alignment when
13375 creating stack local.
13376 * calls.c (compute_argument_addresses): Override alignment of stack
13377 arg calculated from its type with the alignment given by
13378 FUNCTION_ARG_BOUNDARY.
13379 (store_one_arg): Likewise.
13381 2005-01-11 Jan Beulich <jbeulich@novell.com>
13383 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
13384 Change respective itanium_class attribute to ialu.
13385 (shladdp4_internal): New.
13386 * config/ia64/predicates.md (shladd_log2_operand): New.
13388 2005-01-11 Richard Henderson <rth@redhat.com>
13390 * expr.c (store_constructor): Use rtvec_alloc instead of
13391 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
13393 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
13395 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
13397 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13399 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
13400 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13401 (TARGET_RWRELOC): Define.
13402 (ia64_rwreloc_section_type_flags): Delete.
13403 (ia64_section_type_flags): New function.
13404 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13405 (TARGET_RWRELOC): Define.
13407 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13410 * config/ia64/ia64.c (process_set): For alloc insn, only call
13411 process_epilogue is !frame_pointer_needed.
13413 2005-01-10 Roger Sayle <roger@eyesopen.com>
13416 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13417 unary operator and can't be treated as a binary/comparison operator.
13419 2005-01-10 Richard Henderson <rth@redhat.com>
13421 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13422 (ix86_return_in_memory): Likewise.
13423 (function_arg_advance): Likewise. Mirror structure in function_arg
13424 for choosing register to advance.
13426 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13428 * tree-vectorizer.c, tree.def: Fix comment typos.
13430 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13432 * config/s390/s390.c (struct processor_costs): 4 new fields:
13433 ddbr, ddr, debr, der.
13434 (s390_rtx_costs): More precise handling of divide instructions.
13436 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13438 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13440 2005-01-10 Jan Beulich <jbeulich@novell.com>
13442 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13443 names resulting from -ffunction-sections/-fdata-sections and linkonce
13445 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13446 based on the section name. Rearrange the section name comparison logic
13447 slightly so that each section name is compared against at most once.
13449 2005-01-10 Ben Elliston <bje@au.ibm.com>
13451 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13452 targets for which -fPIC reduces limitations on the GOT size.
13454 2005-01-09 Falk Hueffner <falk@debian.org>
13456 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13459 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13462 * collect2.c (main): Set aixrtl_flag for -brtl option.
13463 (resolve_lib_name): Search for .so file extension before .a
13464 if aixrtl_flag set.
13466 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13468 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13469 (vect_analyze_data_refs_alignment): Add dump prints.
13471 2005-01-09 Ira Rosen <irar@il.ibm.com>
13473 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13474 expr_invariant_in_loop_p.
13475 Initialize outputs first thing in the function.
13476 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13477 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13478 (vect_analyze_pointer_ref_access): Check that the initial condition of
13479 the access function is loop invariant.
13481 2005-01-09 Richard Henderson <rth@redhat.com>
13483 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13484 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13485 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13486 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13487 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13488 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13489 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13490 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13491 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13492 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13493 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13494 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13495 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13496 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13497 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13498 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13499 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13500 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13501 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13502 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13503 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13504 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13505 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13507 (mmx_clrdi, pavgusb): Remove.
13508 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13509 with leading sse_ prefix.
13510 * config/i386/sse.md: Receive them.
13511 * config/i386/mmx.md: New file.
13512 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13513 (subrv2sf3): Turn into expander for normal subtraction.
13514 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13515 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13516 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13517 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13518 commutative; use ix86_binary_operator_ok.
13519 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13520 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13521 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13522 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13523 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13524 Macroize from existing patterns; use ix86_binary_operator_ok.
13525 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13526 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13527 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13528 with vec_select+vec_concat.
13529 (mmx_pshufw, mmx_pshufw_1): Likewise.
13530 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13531 (mmx_uavgv4hi3): Model correctly.
13532 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13533 _mm_xor_si64): Remove casts.
13535 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13537 PR tree-optimization/19224
13538 * tree-scalar-evolution.c (get_instantiated_value,
13539 set_instantiated_value): New functions.
13540 (instantiate_parameters_1): Cache the results.
13541 (instantiate_parameters, resolve_mixers): Initialize and free
13544 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13546 * config/i386/i386.md (addhi_4): Correct reference in comment.
13549 2005-01-08 Richard Henderson <rth@redhat.com>
13551 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13552 (_mm_cvtsi128_si64x): Likewise.
13553 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13554 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13555 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13556 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13557 * config/i386/i386-protos.h: Update.
13558 * config/i386/i386.c (print_operand): Add 'H'.
13559 (ix86_fixup_binary_operands): Split out from ...
13560 (ix86_expand_binary_operator): ... here.
13561 (ix86_fixup_binary_operands_no_copy): New.
13562 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13563 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13564 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13565 (safe_vector_operand): Use CONST0_RTX.
13566 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13567 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13568 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13569 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13571 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13572 (IX86_BUILTIN_CMPNGESS): New.
13573 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13574 (attr type): Add sselog1.
13575 (attr unit, attr memory): Handle it.
13576 (movti, movti_internal, movti_rex64): Move near other integer moves.
13577 (movtf, movtf_internal): Move near other fp moves.
13578 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13579 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13580 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13581 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13582 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13583 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13584 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13585 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13586 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13587 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13588 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13589 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13590 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13591 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13592 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13593 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13594 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13595 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13596 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13597 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13598 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13599 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13600 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13601 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13602 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13603 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13604 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13605 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13606 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13607 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13608 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13609 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13610 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13611 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13612 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13613 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13614 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13615 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13616 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13617 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13618 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13619 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13620 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13621 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13623 (SSEPUSH, push<SSEPUSH>): Remove.
13624 (MMXPUSH, push<MMXPUSH>): Remove.
13625 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13626 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13627 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13628 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13629 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13630 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13631 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13632 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13633 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13634 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13635 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13636 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13637 (ppro_sse_log_V4SF): Handle sselog1.
13638 * config/i386/predicates.md (const_0_to_1_operand): New.
13639 (const_0_to_255_mul_8_operand): New.
13640 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13641 (const_2_to_3_operand, const_4_to_7_operand): New.
13642 * config/i386/sse.md: New file.
13643 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13644 (sse_movups): Rename from sse_movups_1.
13645 (sse_loadlss): Rename from sse_loadss_1.
13646 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13648 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13649 (absv4sf2, negv2df, absv2df): New.
13650 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13651 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13652 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13653 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13654 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13655 (sse3_addsubv4sf3): Model correctly.
13656 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13657 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13658 (sse_movhlps): Model with vec_select+vec_concat.
13659 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13660 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13661 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13662 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13663 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13664 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13665 sse2_pshufhw_1): Likewise.
13666 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13667 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13668 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13669 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13670 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13671 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13672 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13673 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13674 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13675 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13676 sminv8hi3): Mark commutative
13677 operands. Use ix86_binary_operator_ok.
13678 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13679 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13680 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13681 sse2_punpcklqdq): Allow operand2 in memory.
13682 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13683 sse2_movsd): Add memory alternatives.
13684 (sse_storelps): Turn expander into an insn; split after reload.
13685 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13686 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13688 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13690 * configure.ac (DWARF-2 debug_line): Use objdump.
13691 * configure: Regenerate.
13693 2005-01-08 Jeff Law <law@redhat.com>
13694 Diego Novillo <dnovillo@redhat.com>
13696 PR tree-optimization/18241
13697 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13698 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13699 statements with volatile operands.
13700 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13701 operands after marking a statement with has_volatile_ops.
13703 2005-01-08 Roger Sayle <roger@eyesopen.com>
13705 * tree.c (int_fits_type_p): Always honor integer constant
13706 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13708 2005-01-08 Roger Sayle <roger@eyesopen.com>
13710 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13711 the latent bug in rtl_delete_block has been resolved.
13713 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13715 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13716 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13718 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13720 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13721 library as @multilib_dir@/$(SHLIB_SONAME).
13723 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13725 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13726 * configure: Regenerate.
13728 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13730 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13733 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13736 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13737 Convert non-word aligned offset address using ld/std into
13740 2005-01-07 Richard Henderson <rth@redhat.com>
13742 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13744 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13746 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13748 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13750 PR tree-optimization/19283
13751 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13752 is not shorter than the original type.
13754 PR rtl-optimization/19012
13755 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13757 PR rtl-optimization/18861
13758 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13759 (FULL_STATE): Define.
13760 (mark_tablejump_edge): New function.
13761 (purge_dead_tablejump_edges): New function.
13762 (find_bb_boundaries): Use it.
13764 PR tree-optimization/18828
13765 * builtins.c (expand_builtin_next_arg): Remove argument and all
13766 the argument checking.
13767 (expand_builtin): Adjust caller.
13768 (expand_builtin_va_start): Likewise. Remove error for too many
13770 (fold_builtin_next_arg): Issue error for too many arguments.
13771 After checking arguments, replace them with magic arguments that
13772 prevent further checking of the args.
13774 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13776 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13778 2005-01-06 Roger Sayle <roger@eyesopen.com>
13781 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13782 and %{.S:...} (and their negative variants) to test whether the
13783 input file is assembler or pre-processed-assembler independent of
13784 the actual filename extension.
13786 2005-01-06 Roger Sayle <roger@eyesopen.com>
13788 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13789 of sign or zero extended values.
13791 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13793 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13794 for IBM long double format correctly.
13796 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13798 Fix PR tree-optimization/18792
13800 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13801 to first_loop_depth, and use loop depth instead of loop number.
13802 (build_classic_dir_vector): Ditto.
13803 (compute_data_dependences_for_loop): Use depth, not loop number.
13804 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13805 number. Pass in loops, instead of loop numbers.
13806 (gather_interchange_stats): Ditto.
13807 (linear_transform_loops): Ditto.
13809 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13812 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13813 biv_fits_mode_p, extension_within_bounds_p): New functions.
13814 (check_ext_dependent_givs): Use them.
13816 2005-01-06 Roger Sayle <roger@eyesopen.com>
13818 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13819 more than one barrier, in which case we should delete them all.
13821 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13823 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13825 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13827 Fix PR middle-end/19286
13829 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13830 output this subprogram, simply ignore this attempt to do it again.
13831 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13832 origin attribute if it's not possible.
13833 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13834 (decls_for_scope): Ditto.
13835 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13836 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13838 2005-01-05 Richard Henderson <rth@redhat.com>
13841 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13842 (bdesc_2arg): Use it.
13843 (ix86_expand_binop_builtin): Force operands into registers
13845 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13846 ix86_expand_sse_compare, ix86_expand_sse_comi,
13847 ix86_expand_builtin): Likewise.
13849 2005-01-05 Richard Henderson <rth@redhat.com>
13851 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13853 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13854 (mulv4hi3): Set itanium_class mmmul.
13855 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13856 (fpack): Rename from fpack_sfsf.
13858 2005-01-05 Richard Henderson <rth@redhat.com>
13861 * reload1.c (do_input_reload): Restrict the optimization deleteing
13862 a previous output reload to RELOAD_FOR_INPUT.
13864 2005-01-05 Steven Bosscher <stevenb@suse.de>
13866 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13867 comment that we fall through after case.
13868 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13869 (distribute_links): Likewise.
13870 * cse.c (cse_insn): Likewise.
13871 * cselib.c (cselib_invalidate_mem): Likewise.
13872 * df.c: Update comments at the top of the file.
13873 (read_modify_subreg_p): Update comments here too.
13874 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13875 * flow.c (mark_set_1): Likewise.
13876 (mark_used_regs): Likewise.
13877 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13878 (canon_list_insert): Likewise.
13879 (mark_set): Likewise.
13880 (try_replace_reg): Likewise.
13881 (store_killed_in_insn): Likewise.
13882 * loop.c (count_one_set): Likewise.
13883 (basic_induction_var): Likewise.
13884 * postreload-gcse.c (find_mem_conflicts): Likewise.
13885 * postreload.c (reload_combine_note_store): Likewise.
13886 (move2add_note_store): Likewise.
13887 * reload.c (find_equiv_reg): Likewise.
13888 (mark_referenced_resources): Likewise.
13889 * rtlanal.c (set_noop_p): Likewise.
13890 (note_stores): Likewise.
13891 (note_uses): Likewise.
13892 * sched-deps.c (sched_analyze_1): Likewise.
13893 * sched-rgn.c (check_live_1): Likewise.
13894 (update_live_1): Likewise.
13895 * config/i860/i860.c: Likewise.
13897 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13899 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13901 * doc/rtl.texi: Update documentation for bit-fields and SET.
13903 2005-01-05 Roger Sayle <roger@eyesopen.com>
13905 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13907 2005-01-05 Jan Hubicka <jh@suse.cz>
13908 Richard Henderson <rth@redhat.com>
13911 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13914 2005-01-05 Richard Henderson <rth@redhat.com>
13917 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13918 (sse_shufps): Change operand 3 to const_int_operand.
13919 (sse2_storelps): Fix typo in template.
13920 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13921 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13922 (ix86_expand_builtin): Likewise.
13924 2005-01-05 Julian Brown <julian@codesourcery.com>
13926 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13927 as aggregates for AAPCS ABIs.
13929 2005-01-05 Stan Shebs <shebs@apple.com>
13931 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13932 Mach-O getters if ppc64.
13933 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13935 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13936 signed four-byte field for global code case.
13937 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13939 2005-01-05 Roger Sayle <roger@eyesopen.com>
13941 PR middle-end/19100
13942 * c-common.c: Include real.h.
13943 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13944 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13945 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13946 * Makefile.in (c-common.o): Update dependencies.
13948 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13950 * c-parse.in (asm_string): Add trailing semicolon.
13952 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13954 * c-parse.in (asm_string): New. Don't allow wide strings in
13956 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13957 asm_string instead of STRING.
13959 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13961 * c-typeck.c (constructor_no_implicit): Remove.
13962 (set_designator, process_init_element): Don't check
13963 constructor_no_implicit.
13965 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13966 Kaz Kojima <kkojima@gcc.gnu.org>
13969 * lcm.c (create_pre_exit): New.
13970 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13971 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13973 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13975 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13976 -msoft-float in target_float_switch.
13977 * arm.c (arm_override_options): Fix processing of target_float_switch.
13979 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13981 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13984 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13986 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13987 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13989 2005-01-04 Roger Sayle <roger@eyesopen.com>
13991 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13992 if deleting the then-block allows the test-block to fallthru to the
13995 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13998 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13999 after the full declaration if the are in two different TUs.
14001 2005-01-04 Richard Henderson <rth@redhat.com>
14004 * tree-sra.c (generate_one_element_init): Just
14005 call gimplify_and_add.
14006 (generate_element_init): Record the
14007 new referenced variables and mark them for renaming
14008 and split out to ...
14009 (generate_element_init_1): This.
14010 (scalarize_init): Don't call push_gimplify_context/
14011 pop_gimplify_context.
14013 2005-01-04 Geoffrey Keating <geoffk@apple.com>
14015 * toplev.c (get_src_pwd): Handle failure of getpwd().
14017 2005-01-04 Roger Sayle <roger@eyesopen.com>
14019 * fold-const.c (fold_single_bit_test): Delete unreachable handling
14021 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
14022 all the cases handled by it are inverted by invert_truthvalue.
14024 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14026 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
14027 (save_register_windowsi): Likewise.
14029 2005-01-04 Richard Henderson <rth@redhat.com>
14031 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
14033 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14035 PR middle-end/17767
14036 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
14037 any simplifications of vector mode comparison operators.
14038 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
14040 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
14041 Devang Patel <dpatel@apple.com>
14043 PR tree-optimization/18308
14044 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
14045 the operands before creating a new expression.
14046 * dojump.c (do_jump): Make drop_through_label available
14047 for all cases. Add expansion of COND_EXPR.
14049 2005-01-04 Ira Rosen <irar@il.ibm.com>
14051 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
14052 INTEGER_CST instead of TREE_CONSTANT.
14053 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
14054 instead of TREE_CONSTANT.
14055 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
14056 instead of TREE_CONSTANT.
14058 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14060 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
14062 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14065 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
14066 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
14068 2005-01-03 Richard Henderson <rth@redhat.com>
14070 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
14071 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
14072 fold_convert_const_real_from_real): Split out from ...
14073 (fold_convert_const): ... here.
14075 2005-01-03 Richard Henderson <rth@redhat.com>
14078 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
14079 (mov<MMXMODEI>_internal): Likewise.
14080 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
14081 Add V2SF case; use it for SSE1; don't use TI.
14082 (movdf_integer): Likewise.
14083 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
14085 2005-01-03 Ira Rosen <irar@il.ibm.com>
14087 * tree-vectorizer.c (vect_strip_conversions): New function.
14088 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
14089 check for binary class.
14091 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
14095 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
14097 * gimple-low.c (mark_blocks_with_used_vars): New function.
14098 (mark_blocks_with_used_subblocks): Ditto.
14099 (mark_used_blocks): Ditto.
14100 (pass_mark_used_blocks): New pass.
14101 * tree-inline.c: Include debug.h.
14102 (expand_call_inline): Call outlining_inline_function here.
14103 * tree-optimize.c (init_tree_optimization_passes): Add
14104 pass_mark_used_blocks.
14105 * tree-pass.h (pass_mark_used_blocks): New.
14106 * Makefile.in (tree-inline.o): Add debug.h dependency.
14108 2005-01-03 Geoffrey Keating <geoffk@apple.com>
14110 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
14111 VAR_DECLs to have weak_import attribute.
14113 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
14116 2004-01-03 Steven Bosscher <stevenb@suse.de>
14118 * passes.c (rest_of_compilation): Don't run regmove if only
14119 flag_expensive_optimizations, require flag_regmove instead.
14121 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14123 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
14125 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
14126 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14127 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
14128 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14130 2005-01-03 Richard Henderson <rth@redhat.com>
14132 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
14133 (ia64_const_ok_for_letter_p): New.
14134 (ia64_const_double_ok_for_letter_p): New.
14135 (ia64_extra_constraint): New.
14136 (ia64_expand_vecint_compare): New.
14137 (ia64_expand_vcondu_v2si): New.
14138 (ia64_expand_vecint_cmov): New.
14139 (ia64_expand_vecint_minmax): New.
14140 (ia64_print_operand): Add 'v'.
14141 (ia64_preferred_reload_class): New.
14142 (ia64_vector_mode_supported_p): New.
14143 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
14144 (PREFERRED_RELOAD_CLASS): Move to function.
14145 (CONST_OK_FOR_LETTER_P): Move to function.
14146 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
14147 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
14148 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
14149 (EXTRA_CONSTRAINT): Move to function.
14150 * config/ia64/ia64.md: Include vect.md.
14151 (itanium_class): Add mmalua.
14153 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
14155 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
14156 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
14158 (const_int_2bit_operand): New.
14159 (fr_reg_or_0_operand): New.
14160 * config/ia64/ia64-modes.def: Add vector modes.
14161 * config/ia64/ia64-protos.h: Update.
14162 * config/ia64/vect.md: New file.
14164 2005-01-03 Richard Henderson <rth@redhat.com>
14166 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
14168 2005-01-03 Uros Bizjak <uros@kss-loka.si>
14171 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
14173 (log1pdf2): Change mode of operands[0,1] to DFmode.
14175 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14177 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
14178 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
14179 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
14180 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
14181 SPARC_RELAXED_ORDERING.
14183 2005-01-03 Richard Henderson <rth@redhat.com>
14184 Uros Bizjak <uros@kss-loka.si>
14187 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
14188 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
14189 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
14191 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
14192 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
14193 const_pow2_1_to_128_operand): New predicates.
14195 2005-01-02 Greg McGary <greg@mcgary.org>
14197 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14199 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14200 object. [ptr_type]: Remove unused variable.
14201 Remember nearest addressable array-element or record-component
14202 when checking bitfield components. Tolerate empty BIND_EXPR.
14204 2005-01-01 Richard Henderson <rth@redhat.com>
14206 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14207 that don't narrow the value. Fail for other conversions.
14209 2005-01-01 Richard Henderson <rth@redhat.com>
14212 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14213 * c-lang.c (finish_file): Don't do it here.
14214 * objc/objc-act.c (objc_finish_file): Likewise.
14216 * cgraph.c (decl_assembler_name_equal): New.
14217 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
14218 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
14219 * cgraph.h (struct cgraph_varpool_node): Add next.
14220 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
14221 * varasm.c (assemble_alias): Mark the target as needed.
14223 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
14225 PR middle-end/19221
14226 * function.c (get_arg_pointer_save_area): Use entry_of_function
14227 instead of get_insns.
14229 2005-01-01 Roger Sayle <roger@eyesopen.com>
14230 Andrew Pinski <pinskia@physics.uc.edu>
14231 James E. Wilson <wilson@specifixinc.com>
14233 PR rtl-optimization/12092
14234 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
14237 2005-01-01 Roger Sayle <roger@eyesopen.com>
14238 Olivier Hainque <hainque@act-europe.fr>
14240 * tree.c (int_fits_type_p): A narrower type always fits in a
14241 wider one, except for negative values into unsigned types.
14243 2005-01-01 Roger Sayle <roger@eyesopen.com>
14245 * tree.c (int_fits_type_p): Compare the result of force_fit_type
14246 with the original constant rather than require TREE_OVERFLOW.
14248 2005-01-01 Steven Bosscher <stevenb@suse.de>
14250 PR middle-end/17544
14251 * c-decl.c (finish_function): If compiling C99, annotate the
14252 compiler generated return with the current file name and line 0.
14253 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
14254 the source line is greater than 0.
14255 (remove_bb): Likewise.