Fixed a vrsave problem in the presense of save_world call in the prologue.
[official-gcc.git] / gcc / ChangeLog
blobc2624bcbc0f885deb621419fa8e1f3a0ffff3f93
1 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4         setting of vrsave register for current function after
5         call to save_world is emitted.
7 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
9         * config/mmix/predicates.md: New file.
10         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
11         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
12         (mmix_foldable_comparison_operator, mmix_comparison_operator)
13         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
14         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
15         Don't define.
16         * config/mmix/mmix.md: Include predicates.md.
17         ("call", "call_value"): Force address to register if it isn't a
18         mmix_symbolic_or_address_operand.
20 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
22         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
23         the flags are of appropriate types.
24         (num_ssa_operands): Generalize using the generic interface.
25         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
26         iterator.
28 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
30         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
31         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
33 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
35         * tree-outof-ssa.c (edge_leader, stmt_list,
36         analyze_edges_for_bb): Use VEC instead of VARRAY.
37         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
38         (perform_edge_inserts): Call init_analayze_edges_for_bb and
39         fini_analayze_edges_for_bb.
41 2005-05-04  James E Wilson  <wilson@specifixinc.com>
43         PR driver/21112
44         * gcc.c (process_command): In the second argv scan loop, ignore
45         Xassembler and Xpreprocessor, along with their argument.
47 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
49         * tree-flow-inline.h, tree-ssa-operands.c,
50         tree-ssa-operands.h, tree-ssa-opfinalize.h:
51         Likewise. tree-vn.c: Fix comment typos.
52         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
54 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
56         * doc/tm.texi (Target Hooks): Document
57         TARGET_RESOLVE_OVERLOADED_BUILTIN.
59 2005-05-04  Paul Brook  <paul@codesourcery.com>
61         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
63 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
65         * dwarf2out.c (incomplete_types, retry_incomplete_types,
66         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
67         of VARRAY.
69         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
70         get_expansion, expand_var_during_unrolling,
71         insert_var_expansion_initialization,
72         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
73         instead of VARRAY.
75         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
76         update_stmt.
78 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
80         PR middle-end/15618
81         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
82         the same as INTEGER_TYPE.
83         (fold_binary): Fold "bool_var != 0" to bool_var.
84         Fold "bool_var == 1" to bool_var.
86 2004-05-03  Richard Henderson  <rth@redhat.com>
88         PR middle-end/21318
89         * function.c (instantiate_virtual_regs_in_insn): Use the mode
90         from recog_data instead of insn_data.
92 2005-05-03  DJ Delorie  <dj@redhat.com>
94         * common.opt (fdiagnostics-show-option): No variable is needed.
95         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
96         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
97         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
98         Save and restore original message format.  Use flag in context
99         instead of global.
100         (warning): Don't test for enabled warnings here.
101         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
102         here.
104 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
106         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
107         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
108         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
109         * aclocal.m4: Don't include accross.m4.
110         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
111         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
112         * configure, config.in: Regenerate.
113         
114 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
116         PR middle-end/21265
117         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
118         (clear_storage): Add argument.
119         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
120         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
121         tailcall.
122         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
123         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
124         (store_expr, store_constructor): Adjust callers.
125         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
126         to emit_block_move if CALL_EXPR_TAILCALL (exp).
127         (expand_builtin_memmove): Add ORIG_EXP argument, copy
128         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
129         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
130         with EXP.  Pass EXP to expand_builtin_memmove.
131         (expand_builtin_memset): Add ORIG_EXP argument, pass
132         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
133         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
134         Pass EXP to expand_builtin_memset.
135         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
136         the new CALL_EXPR.
137         (expand_builtin_strncmp): Likewise.
138         (expand_builtin_printf): Replace ARGLIST argument with EXP.
139         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
140         (expand_builtin_fprintf): Likewise.
141         (expand_builtin): Adjust calls to
142         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
144         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
145         item in V4SF mode.
147         PR rtl-optimization/21239
148         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
150 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
152         * tree-flow.h (tree_ann_common_d): Move aux to ...
153         (stmt_ann_d): ... here.
154         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
155         move_computations_stmt, schedule_sm): Update references to
156         aux.
157         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
159         * tree-cfg.c (remove_bb): Remove a redundant call to
160         set_bb_for_stmt.
161         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
162         Likewise.
164 2005-05-03  Richard Henderson  <rth@redhat.com>
166         * config/rs6000/rs6000.c: Remove conflict markers.
168         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
170 2005-05-03  James E Wilson  <wilson@specifixinc.com>
172         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
174 2005-05-03  DJ Delorie  <dj@redhat.com>
176         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
177         decide if the warning will be printed.
178         * calls.c (expand_call): Likewise.
179         * function.c (init-function_start): Likewise.
181         * common.opt (-fdiagnostics-show-option): New.
182         * opts.c (option_enabled): Accept the option index instead of a
183         pointer to the option descriptor.
184         * opts.h (option_enabled): Likewise.
185         * toplev.c (print_switch_values): Pass option index, not option
186         descriptor.
187         * diagnostic.h (diagnostic_info): Add option_index.
188         * diagnostic.c: Include opts.h.
189         (diagnostic_set_info): Initialize option_index.
190         (diagnostic_report_diagnostic): Amend option name if appropriate.
191         (warning): Check to see if the specified warning is enabled.
192         Store option index.
193         * doc/invoke.texi (-fdiagnostics-show-options): Document.
195 2005-05-03  Richard Henderson  <rth@redhat.com>
197         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
198         SPEC_OR_GEN_REGS definitions.
200 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
202         PR target/16888
203         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
204         for unavailable registers.
206 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
208         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
210         * cfglayout.c (block_locators_blocks,
211         insn_locators_initialize, insn_scope): Use VEC instead of
212         VARRAY.
214         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
215         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
216         VARRAY.
218 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
220         * config/sparc/predicates.md (const_compl_high_operand): New.
221         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
222         gen_safe_HIGH64.
223         (sparc_emit_set_const64_quick1): Adjust for above change.
224         (sparc_emit_set_const64_quick2): Likewise.
225         (sparc_emit_set_const64_longway): Likewise.
226         (sparc_emit_set_const64): Likewise.
227         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
228         movdi_const64_special): Delete.
229         (logical constant splitters): Use const_compl_high_operand.
231 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
233         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
234         rather than STRIP_NOPS.
236 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
238         PR rtl-optimization/21330
239         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
240         returning non-NULL.
241         (unswitch_single_loop): Clear cinsn when retrying.
243         PR target/21297
244         * config/i386/i386.c (legitimize_address): When canonicalizing
245         ASHIFT into MULT, multiply by 1 << shift_count instead of
246         1 << log2 (shift_count).
248 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
250         * lambda-code.c (gcc_loop_to_lambda_loop, 
251         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
252         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
253         generic operand interface.
254         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
255         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
256         generic operand interface.
257         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, 
258         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
259         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
260         num_imm_uses): Use ssa_use_operand_t.
261         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
262         get_v_must_def_ops): Delete.
263         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
264         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
265         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
266         get_v_must_def_kill_ptr): Delete.
267         (delink_stmt_imm_use): Move and use new operand interface.
268         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
269         op_iter_next_tree): Use new operand implementation.
270         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
271         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator 
272         type check.
273         (op_iter_next_mustdef, op_iter_next_maydef, 
274         op_iter_next_must_and_may_def): Delete. Replace with...
275         (op_iter_next_maymustdef): New.  Combine must and may next operations.
276         (op_iter_init_maydef, op_iter_init_mustdef, 
277         op_iter_init_must_and_may_def): Use new interface.
278         (single_ssa_tree_operand ): New.  Process single operands only as trees.
279         (single_ssa_use_operand): New.  Process single operands only as uses.
280         (single_ssa_def_operand): New.  Process single operands only as defs.
281         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
282         specified types.
283         (num_ssa_operands): New.  Count the number of specified operands.
284         (compare_ssa_operands_equal): New.  Compare two statements' operands.
285         (single_phi_def): New.  Return true if PHI has one def of the specified
286         operand type.
287         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
288         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
289         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
290         (struct stmt_ann_d): Operands field no longer require GTY().
291         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
292         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
293         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, 
294         dump_replaceable_exprs, rewrite_trees): Use generic interface.
295         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): 
296         Use use_operand_p instead of ssa_imm_use_t *.
297         * tree-pretty-print.c (dump_vops): check if operands are active before
298         dumping virtual operands.
299         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
300         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
301         (ccp_fold): Use new interface.
302         (ccp_visit_stmt): Remove unused variables and code.
303         (convert_to_gimple_builtin): Insert statements before calling 
304         mark_new_vars_to_rename.
305         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
306         (copy_prop_visit_cond_stmt): Use generic interface.
307         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the 
308         annotation in table.
309         (thread_across_edge): Use generic interface.
310         (initialize_hash_element): Initialzie with stmt, not annotation.
311         (eliminate_redundant_computations): Use generic interface.
312         (record_equivalences_from_stmt): Pass stmt, not annotation.
313         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
314         interface.
315         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
316         * tree-ssa-loop-ivopts.c (find_invariants_stmt, 
317         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use 
318         generic operand interface.
319         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
320         interface.
321         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
322         Interface.
323         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
324         (build_defs, build_uses, build_v_may_defs, build_vuses, 
325         build_v_must_defs): Change type to struct opbuild_list_d.
326         (ops_active): New.  Operands active boolean.
327         (operand_memory, operand_memory_index): New.  Operand memory managers.
328         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
329         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
330         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): 
331         Change from functions to static variable list heads.
332         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
333         (opbuild_initialize_real): New.  Initialize a virtual build list.
334         (opbuild_free): New.  Free a build list.
335         (opbuild_num_elems): New.  Number of items in a list.
336         (opbuild_append_real): New.  Add a real (tree *) operand.
337         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
338         (opbuild_first): New.  Return first element index in a list.
339         (opbuild_next): New.  Return next element in a list.
340         (opbuild_elem_real): New.  Return real element.
341         (opbuild_elem_virtual): New.  Return virtual element.
342         (opbuild_elem_uid): New.  Return UID of virtual element.
343         (opbuild_clear): New.  Reset an operand list.
344         (opbuild_remove_elem): New.  Remove an element form a list.
345         (ssa_operands_active): New.  Return true if operand cache is active.
346         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
347         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
348         (correct_use_link): Use use_operand_p.
349         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
350         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. 
351         (cleanup_v_may_defs): Use new implmentation.
352         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New 
353         implementation.
354         (append_def, append_use, append_v_may_def, append_vuse, 
355         append_v_must_def): Call opbuild_append routine instead of using varray.
356         (build_ssa_operands): Simplify to simply use stmt, don't maintain a 
357         global parse_old_ops variable.
358         (free_ssa_operands): New implementation.
359         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
360         (copy_virtual_operands): Move. New generic implementation.
361         (create_ssa_artficial_load_stmt): Move. New implementation.
362         (swap_tree_operands): Update for new implementation.
363         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
364         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
365         rather than a varray.
366         (verify_imm_links): Use use_operand_p.
367         (dump_immediate_uses_for): If the immediate use variable is a virtual 
368         variable, show the virtual ops in the stmt.
369         * tree-ssa-operands.h (def_operand_p): No longer a structure.
370         (NULL_DEF_OPERAND_P): Now a #define.
371         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
372         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
373         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
374         mustdef_optype_d): New.  Use Linked list representation.
375         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
376         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
377         (struct stmt_operands_d): Change to new pointers that are not GTY.
378         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
379         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
380         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
381         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, 
382         SET_V_MUST_DEF_KILL): Delete.
383         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, 
384         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
385         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, 
386         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
387         (enum ssa_op_iter_type): Operand iterator typechecking values.
388         (struct ssa_operand_iterator_d): Use linked lists of operands.
389         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
390         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
391         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
392         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
393         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
394         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
395         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, 
396         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
397         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
398         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
399         alloc_vuse, and alloc_mustdef.
400         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, 
401         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
402         and finalize_ssa_v_must_def_ops.
403         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
404         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
405         stmt around.
406         (compute_avail): Use generic iterator interface.
407         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
408         (stmt_makes_single_load, stmt_makes_single_store): Use 
409         ZERO_SSA_OPERANDS.
410         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
411         (statement_sink_location): Use generic interface.
412         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
413         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
414         reset the immediate use link nodes.
415         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
416         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
417         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
418         (eliminate_tail_call): Use generic operand interface.
419         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
420         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic 
421         interface.
422         * tree-vect-transform.c (update_vuses_to_preheader): Use generic 
423         interface.
424         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
425         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
426         vuse_optype.
427         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): 
428         Use statement pointer instead of vuse_optype.  Use generic interface.
429         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
430         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
431         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
432         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
433         * doc/tree-ssa.texi: Update documentation for operand interface.
435 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
437         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
438         gcc_unreachable as appropriate.
439         (machopic_function_base_name, machopic_indirect_data_reference,
440         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
441         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
442         * config/rs6000/altivec.md (*mov<mode>_internal,
443         build_vector_mask_for_load): Likewise.
444         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
445         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
446         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
447         * config/rs6000/predicates.md (easy_fp_constant,
448         logical_operand): Likewise.
449         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
450         compute_save_world_info, rs6000_emit_prologue,
451         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
452         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
453         directly.
455 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
457         PR middle-end/21282
458         * convert.c (convert_to_integer): Convert ceil and floor in
459         c99 mode only.
461 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
463         PR target/20813
464         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
465         define_insn_and_split.  Split only when memory operand is
466         offsettable.  Use adjust_address rather than plus_constant.
467         (floatunssidf2_internal): Likewise.
468         (fix_truncdfsi2_internal): Split only when memory operand is
469         offsettable.  Use adjust_address rather than plus_constant.
470         (fix_trunctfsi2_internal): Likewise.
471         (floatsidf2_internal): Likewise.
473 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
475         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
476         (set_value_range_to_null): Likewise.
477         (set_value_range_to_varying): New function.  Use it in all
478         call sites that used to call set_value_range (vr, VR_VARYING, ...).
479         (extract_range_from_assert): If the integral type has a
480         super-type, and LIMIT is not within MIN and MAX values of that
481         type, set the resulting range to VR_VARYING.
483 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
485         * config/mmix/mmix.opt: New file.
486         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
487         (mmix_cc1_ignored_option): Don't declare.
488         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
489         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
490         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
491         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
492         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
493         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
494         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
495         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
496         Don't define.
497         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
498         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
499         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
501 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
503         PR c/15698
504         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
505         * c-decl.c (current_function_prototype_built_in,
506         current_function_prototype_arg_types): New.
507         (merge_decls): Keep source location of prototype followed by
508         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
509         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
510         (start_function): Always set current_function_prototype_locus,
511         current_function_prototype_built_in and
512         current_function_prototype_arg_types.  Check for external
513         prototype whether or not visible for external function and set
514         current_function_prototype_arg_types accordingly.
515         (store_parm_decls_oldstyle): Use
516         current_function_prototype_arg_types for checking old-style
517         definition against prototype.  Give warnings only if
518         current_function_prototype_built_in).
520 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
522         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
523         (ggc_alloc_zone_stat): Don't define.
524         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
525         ggc_alloc_zone_pass_stat.
526         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
527         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
528         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
530 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
532         * calls.c (expand_call): Handle current_function_pretend_args_size
533         when checking for sibcalls.
535 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
537         PR tree-optimization/21294
538         * tree-vrp.c (vrp_expr_computes_nonzero): New.
539         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
541 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
543         PR 19985
544         * gcov-io.h: Declare gcov external functions hidden.
546 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
548         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
549         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
550         Use VEC instead of VARRAY.
551         (equiv_free): New.
553         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
554         out common code.
556 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
558         * c-common.c (resolve_overloaded_builtin): Forward to target
559         hook for BUILT_IN_MD built-ins.
560         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
561         for all types of built-in.
562         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
563         in the definition of the target hooks struct.
564         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
565         * config/rs6000/altivec.h: Rewritten.
566         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
567         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
568         rs6000_builtin_type, rs6000_builtin_type_compatible,
569         altivec_overloaded_builtins, rs6000_builtin_type,
570         rs6000_builtin_type_compatible): New.
571         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
572         New.
573         (def_builtin): Turn into a function.  Check for duplicates and store
574         the builtin into rs6000_builtin_decls.
575         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
576         bdesc_1arg): Add overloaded builtins.
577         (altivec_expand_builtin): Check for unresolved overloaded builtins,
578         do not support ALTIVEC_COMPILETIME_ERROR.
579         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
580         nodes to represent front-end types.
581         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
582         with opaque arguments and/or return values.
583         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
584         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
585         (rs6000_builtin_type_index): New.
586         (is_ev64_opaque_type): Rename to...
587         (rs6000_is_opaque_type): ... this.
588         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
589         target hook.
591 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
593         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
594         instead of VARRAY.
596 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
597             Bernd Schmidt  <bernd.schmidt@analog.com>
599         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
600         print_address_operand, print_operand, legitimize_pic_address,
601         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
602         output_pop_multiple): Use gcc_assert or gcc_unreachable as
603         appropriate.
604         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
606 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
608         * doc/passes.texi: Document vectorization pass.
610 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
612         * tree-scalar-evolution.c (get_exit_conditions_rec,
613         select_loops_exit_conditions,
614         number_of_iterations_for_all_loops,
615         analyze_scalar_evolution_for_all_loop_phi_nodes,
616         scev_analysis): Use VEC instead of VARRAY.
618 2005-05-02  Michael Matz  <matz@suse.de>
620         PR c++/19542
621         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
622         (warn_strict_null_sentinel): Define.
623         (check_function_sentinel): Check for null_node as valid sentinel too.
624         * c-common.h (c_tree_index): Added CTI_NULL.
625         (null_node) Define global_tree[CTI_NULL].
626         (warn_strict_null_sentinel): Declare.
627         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
628         * c.opt: (Wstrict-null-sentinel): New C++ option.
629         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
631 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
633         * gimplify.c (gimplify_compound_lval): Use VEC instead of
634         VARRAY.
636         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
638         * dwarf2out.c (decl_scope_table, push_decl_scope,
639         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
640         instead of VARRAY.
642 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
644         PR C++/14391
645         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
646         if !flag_weak.
647         * doc/cpp.texi (__DEPRECATED): Document.
648         (__EXCEPTIONS): Likewise.
649         (__GXX_WEAK__): Likewise.
651         * function.c (INVOKE__main): Do not define.
652         (expand_main_function): Check HAS_INIT_SECTION when determining
653         whether or not to call __main.
655 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
657         * tree-ssa-loop-ivopts.c: Fix a comment typo.
659 2005-01-05  Paul Brook  <paul@codesourcery.com>
661         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
662         (INITIALIZE_TRAMPOLINE): Use it.
663         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
664         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
665         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
667 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
669         * doc/install.texi (Specific): Omit dots in the @anchors names
670         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
671         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
673 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
675         PR tree-optimization/18316
676         PR tree-optimization/19126
677         * tree.c (build_int_cst_type): Avoid shift by size of type.
678         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
679         argument.
680         * tree-scalar-evolution.h (simple_iv): Declaration changed.
681         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
682         field.
683         (dump_cand): Dump depends_on information.
684         (determine_biv_step): Add argument to simple_iv call.
685         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
686         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
687         constant.
688         (add_candidate_1): Record depends_on for candidates.
689         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
690         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
691         Handle ivs with nonconstant step.
692         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
693         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
694         (create_new_iv): Unshare the step before passing it to create_iv.
695         (free_loop_data): Free cand->depends_on.
696         (build_addr_strip_iref): New function.
697         (find_interesting_uses_address): Use build_addr_strip_iref.
698         (strip_offset_1): Split the recursive part from strip_offset.
699         Strip constant offset component_refs and array_refs.
700         (strip_offset): Split the recursive part to strip_offset_1.
701         (add_address_candidates): Removed.
702         (add_derived_ivs_candidates): Do not use add_address_candidates.
703         (add_iv_value_candidates): Add candidates with stripped constant
704         offset.  Consider all candidates with initial value 0 important.
705         (struct affine_tree_combination): New.
706         (aff_combination_const, aff_combination_elt, aff_combination_scale,
707         aff_combination_add_elt, aff_combination_add,
708         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
709         fold_affine_sum): New functions.
710         (get_computation_at): Use fold_affine_sum.
711         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
712         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
713         to simple_iv call.
715 2005-04-30  Michael Matz  <matz@suse.de>
717         * config/i386/i386.md (movmemsi): Also active when
718         TARGET_INLINE_ALL_STRINGOPS.
720 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
722         PR bootstrap/20633
723         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
725 2005-04-30  Paul Brook  <paul@codesourcery.com>
727         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
728         thumb mode.
729         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
730         * config/arm/ieee754-sf.S: Ditto.
731         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
732         (FUNC_ALIAS): Use .thumb_set for thumb routines.
734 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
736         * tree-ssanames.c: Fix a comment typo.
737         * doc/options.texi: Fix a typo.
739 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
741         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
742         gcc_unreachable as appropriate.
743         (split_adds_subs, cond_string, print_operand,
744         h8300_initial_elimination_offset, h8300_classify_operand,
745         h8300_unary_length, h8300_short_immediate_length,
746         h8300_bitfield_length, h8300_binary_length,
747         h8300_insn_length_from_table, compute_mov_length, output_plussi,
748         compute_plussi_length, compute_plussi_cc, output_logical_op,
749         compute_logical_op_length, compute_logical_op_cc,
750         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
751         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
752         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
753         h8300_regs_ok_for_stm): Likewise.
754         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
755         monitor_prologue): Likewise.
757 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
759         * loop-invariant.c (invariants, create_new_invariant,
760         get_inv_cost, best_gain_for_invariant,
761         find_invariants_to_move, move_invariants,
762         init_inv_motion_data, free_inv_motion_data): Use VEC instead
763         of VARRAY.
765 2005-04-29  Richard Henderson  <rth@redhat.com>
767         * function.c (instantiate_decls): Remove valid_only argument.
768         (instantiate_decls_1, instantiate_decl): Likewise.
769         (instantiate_virtual_regs_1): Delete.
770         (instantiate_virtual_regs_lossage): Delete.
771         (instantiate_virtual_regs_in_rtx): New.
772         (safe_insn_predicate): New.
773         (instantiate_virtual_regs_in_insn): New.
774         (instantiate_virtual_regs): Update to match all that.  Only run
775         instantiate_decls once.
777 2005-04-29  Richard Henderson  <rth@redhat.com>
778             Daniel Jacobowitz  <dan@codesourcery.com>
780         * gengtype.c (write_func_for_structure): Split out ...
781         (output_type_enum): ... new function.  Fix thinko accessing
782         TYPE_PARAM_STRUCT data.
784 2005-04-29  Tom Tromey  <tromey@redhat.com>
786         * tree.c (build_block): Removed unused 'tags' argument.
787         * tree.h (build_block): Removed argument.
789 2005-04-29  Michael Matz  <matz@suse.de>
791         PR rtl-optimization/21144
792         * postreload.c (reload_cse_move2add): Check for VOIDmode.
794 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
796         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
797         flag_reorder_blocks.
799 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
801         PR tree-optimization/21030
802         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
803         ranges where VR->MAX is smaller than VR->MIN.
805 2005-04-29  Devang Patel  <dpatel@apple.com>
807         PR tree-optimization/21272
808         PR tree-optimization/21266
809         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
810         
811 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
813         * tree-flow-inline.h: Fix a comment typo.
814         * doc/tree-ssa.texi: Fix a typo.
816         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
818 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
820         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
821         gcc_unreachable as appropriate.
822         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
823         fr30_print_operand, fr30_move_double): Likewise.
824         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
826 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
828         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
829         definition has already been provided.
830         (ARM_EABI_DTORS_SECTION_OP): Likewise.
831         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
832         (ARM_EABI_DTORS_SECTION_OP): Likewise.
834 2005-04-29  Jim Tison  <jtison@us.ibm.com>
836         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
837         trace hooks calls to improve performance.
839 2005-04-29  Julian Brown  <julian@codesourcery.com>
840             Mark Mitchell  <mark@codesourcery.com>
841             Paul Brook  <paul@codesourcery.com>
843         * crtstuff.c: Handle targets that use .init_array.
844         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
845         that INVOKE__main is set correctly.
846         (expand_main_function): Test INVOKE__main.
847         * libgcc2.c: Do not define __main when using .init_array.
848         * config/arm/arm.c (arm_elf_asm_constructor): New function.
849         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
850         libgcc version.
851         (DTORS_SECTION_ASM_OP): Likewise.
852         (CTOR_LIST_BEGIN): Define specially when in libgcc.
853         (CTOR_LIST_END): Likewise.
854         (DTOR_LIST_BEGIN): Likewise.
855         (DTOR_LIST_END): Likewise.
856         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
857         (FINI_SECTION_ASM_OP): Likewise.
858         (INIT_ARRAY_SECTION_ASM_OP): Define.
859         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
860         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
861         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
862         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
863         (FINI_ARRAY_SECTION_ASM_OP): Likewise.  
865 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
867         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
868         gcc_assert and gcc_unreachable as appropriate.
869         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
870         const_int_cost, output_move_const_into_data_reg,
871         output_move_qimode, output_move_double, find_addr_reg,
872         print_operand, print_operand_address): Likewise.
873         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
874         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
875         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
876         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
877         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
878         conditional_trap): Likewise.
879         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
881 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
883         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
884         gcc_unreachable as appropriate.
885         (gen_conditional_move, xtensa_split_operand_pair,
886         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
887         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
888         xtensa_copy_incoming_a7, xtensa_output_literal,
889         xtensa_output_literal, xtensa_output_literal): Likewise.
890         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
891         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
892         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
893         movsicc_internal1, movsfcc_internal0,
894         movsfcc_internal1): Likewise.
896 2005-04-28  James E Wilson  <wilson@specifixinc.com>
898         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
899         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
901 2005-04-28  DJ Delorie  <dj@redhat.com>
903         * opt-functions.awk (var_set): Emit proper initializer for
904         non-target bitfields.
906 2005-04-28  Devang Patel  <dpatel@apple.com>
908         * dbxout.c (have_used_extensions): Remove.
909         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
910         have_used_extensions.
911         
912 2005-04-28  James E Wilson  <wilson@specifixinc.com>
914         * doc/install.texi: Update -enable-languages info.  Correct path to
915         html docs.
917 2005-04-28  DJ Delorie  <dj@redhat.com>
919         * optc-gen.awk (END): Make sure no variable is defined more
920         than once.
921         * opth-gen.awk (END): Allocate bits on a per-variable basis.
922         Allow for bitfield variables other than target_flags.
923         * doc/options.text (Mask): Document that you may specify a
924         variable other than target_flags.
926 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
928         PR rtl-optimization/18877
929         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
930         number in val.start.
932 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
934         PR target/20813
935         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
936         MASK_PPC_GFXOPT.
937         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
938         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
939         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
941 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
943         * arm.c (legitimize_pic_address): Fix sense of assertion test for
944         creating pseudos when the base offset is too large.
946 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
948         * global.c (earlyclobber_regclass): Change the type to
949         VEC(int,heap).
950         (check_earlyclobber): Update uses of earlyclobber_regclass.
951         (mark_reg_use_for_earlyclobber): Likewise.
952         (calculate_local_reg_bb_info): Allocate and free
953         earlyclobber_regclass using the VEC API.
955 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
957         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
958         assert.
960 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
962         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
963         (*targetm.foo).
965         * config.gcc: Obsolete c4x-* and tic4x-*.
967         * tree.h (edge_def): Remove.
969         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
970         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
971         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
972         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
973         where appropriate.
975         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
976         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
977         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
978         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
979         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
980         machmode.def, mips-tfile.c, params.c, pretty-print.c,
981         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
982         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
983         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
984         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
985         config/i386/cygming.h, config/i386/djgpp.h,
986         config/i386/lynx.h, config/i386/netware.c,
987         config/i386/winnt.c, config/ia64/ia64-c.c,
988         config/iq2000/iq2000.c, config/m32r/little.h,
989         config/m68k/m68k-protos.h, config/m68k/m68k.h,
990         config/m68k/m68k.md, config/mcore/mcore.c,
991         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
992         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
993         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
994         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
995         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
996         config/pdp11/pdp11.h, config/rs6000/darwin.h,
997         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
998         config/s390/2064.md, config/s390/2084.md,
999         config/s390/s390-modes.def, config/s390/s390-protos.h,
1000         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1001         config/stormy16/stormy16.c, config/vax/vax-protos.h,
1002         config/vax/vax.c, config/vax/vax.h,
1003         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1004         copyright.
1006 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
1008         * c-typeck.c (build_compound_expr): Correct logic in last change.
1010 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
1012         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1013         parameters.  Replace conditional move code with assert checking for
1014         ar.lc.  Delete obsolete comments.
1015         (set_src_needs_barrier): Delete cond parameter, and code using it.
1016         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
1017         assert checking for PR_REGS.  Fix calls to update_set_flags and
1018         set_src_needs_barrier.
1019         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
1020         callers.  Rewrite explanatory comment before the function.
1021         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1022         Fix all callers.
1024 2005-04-27  Mike Stump  <mrs@apple.com>
1026         * doc/cpp.texi: gcc now implements universal character names.
1028 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1030         PR c/21159
1031         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1032         being a compound expression whose right-hand side is cast to void.
1034 2005-04-27  Caroline Tice  <ctice@apple.com>
1036         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1037         Remove targetm.have_named_sections test.
1038         (fix_edges_for_rarely_executed_code): Likewise.
1039         (insert_section_boundary_note): Likewise.
1040         (reorder_basic_blocks): Check partitioning flag before calling
1041         verify_hot_cold_block_grouping.
1042         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1043         the function struct rather than global variables.
1044         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1045         (COLD_END_LABEL): Likewise
1046         (cold_text_section_label): New static global variable.
1047         (cold_end_label): Likewise.
1048         (dwarf2out_switch_text_section): Get hot/cold section labels from
1049         the function struct rather than global variables; test to make sure
1050         cfun is defined.
1051         (output_aranges): Use cold_text_section_label and cold_end_label;
1052         check partitioning flag before putting out delta.
1053         (output_ranges): Remove incorrect code attempting to use
1054         hot/cold labels.
1055         (output_line_info): Get cold section label from function struct; test
1056         to make sure cfun is defined.
1057         (add_location_or_const_value_attribute): Likewise.
1058         (dwarf2out_var_location): Likewise.
1059         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1060         write out cold_text_section_label if partition flag is set.
1061         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1062         * function.h (struct function): Add new fields to point to hot/cold
1063         section labels: hot_section_label, cold_section_label,
1064         hot_section_end_label and cold_section_end_label; also add new field
1065         for cold text section name, unlikely_text_section_name.
1066         * opts.c (decode_options): Turn off partitioning flag if
1067         !targetm.have_named_sections.
1068         * output.h (hot_section_label): Remove.
1069         (hot_section_end_label): Remove.
1070         (cold_section_end_label): Remove.
1071         (unlikely_section_label): Remove.
1072         (unlikely_text_section_name): Remove.
1073         * passes.c (rest_of_handle_final):  Remove extra blank line.
1074         * varasm.c (unlikely_section_label): Remove.
1075         (hot_section_label): Remove.
1076         (hot_section_end_label): Remove.
1077         (cold_section_end_label): Remove.
1078         (unlikely_text_section_name):  Remove.
1079         (initialize_cold_section_name): Modify to call
1080         targetm.strip_name_encoding; to store cold section name in current
1081         function struct, if it exists; and to only use the decl_section_name
1082         if flag_named_sections is true.
1083         (unlikely_text_section): Modify to get section name out of current
1084         function struct, if there is one; otherwise build it from
1085         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1086         (in_unlikely_text_section): Likewise.
1087         (named_section): Modify to get/put cold section name in current function
1088         struct, if there is one.
1089         (function_section):  Change 'bool unlikely' to 'int reloc'; check
1090         targetm.have_named_sections before calling named_section.
1091         (current_function_section): Likewise.
1092         (assemble_start_function): Modify to get/put unlikely_text_section_name
1093         in current function struct; modify to get hot/cold section labels
1094         from function struct; initialize labels using
1095         ASM_GENERATE_INTERNAL_LABEL;
1096         test partitioning flag before writing out hot section label.
1097         (assemble_end_function): Test partitioning flag before writing out
1098         hot/cold section labels.
1099         (default_section_type_flags_1):  Get cold text section name from
1100         function struct if there is one; Set flags correctly for
1101         cold text section if there is not a current function struct.
1102         
1103 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1105         * tree-ssa-propagate.c (set_rhs): Revert last change.
1107 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
1109         * explow.c (convert_memory_address): Add gcc_assert.
1111 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
1113         * configure.ac: Check for ld --sysroot support.
1114         * gcc.c: Document %R specifier for specs.
1115         (SYSROOT_SPEC): New macro.
1116         (sysroot_spec): New variable.
1117         (static_specs): Add sysroot_spec.
1118         (main): Pass the sysroot spec to the linker if appropriate.
1119         * configure: Regenerated.
1120         * config.in: Likewise.
1122 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1124         * fold-const.c (fold_binary): Use build_fold_addr_expr
1125         for address calculation and INDIRECT_REF handling.
1127 2005-04-27  Andrew Haley  <aph@redhat.com>
1129         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1131 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1133         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1134         pointer when thumb backtracing is on.
1136         * config/fp-bit.c (abort): Revert change.
1138 2005-04-27  Ian Lance Taylor  <ian@airs.com>
1140         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1142 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1144         * tree-ssa-dce.c: Fix a comment typo.
1146 2005-04-27  David S. Miller  <davem@davemloft.net>
1148         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1149         Kill setjmpless_size.  current_function_calls_setjmp is completely
1150         computed when we are called, so just use the optimized size value
1151         instead of using REG_SAVE_AREA notes.
1152         (optimize_save_area_alloca): Delete....
1153         * rtl.h (optimize_save_area_alloca): Likewise...
1154         * passes.c (rest_of_compilation): and don't call it any more.
1155         * reg-notes.def (SAVE_AREA): Delete.
1156         
1157 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1159         * config/fp-bit.c (abort): Add noreturn attribute.
1161         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1162         gcc_unreachable as appropriate.
1163         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1164         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1165         ASM_OUTPUT_REG_POP): Likewise.
1167 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
1169         * tree-complex.c (expand_vector_operations_1): Do not build
1170         VIEW_CONVERT_EXPR's for the lhs.
1172 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1174         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1175         unnecessary noncanonical RTL handling.
1176         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1177         gcc_assert and gcc_unreachable.
1179         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1180         gcc_unreachable as appropriate.
1181         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1182         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1183         use_return_insn, const_ok_for_op, arm_gen_constant,
1184         arm_canonicalize_comparison, legitimize_pic_address,
1185         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1186         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1187         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1188         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1189         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1190         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1191         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1192         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1193         output_call, output_mov_long_double_fpa_from_arm,
1194         output_mov_long_double_arm_from_fpa,
1195         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1196         output_move_double, arithmetic_instr, shift_op, int_log2,
1197         output_return_instruction, arm_output_function_prologue,
1198         arm_output_epilogue, arm_output_function_epilogue,
1199         emit_multi_reg_push, arm_get_frame_offsets,
1200         arm_compute_initial_elimination_offset, arm_expand_prologue,
1201         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1202         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1203         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1204         thumb_compute_initial_elimination_offset,
1205         thumb_output_function_prologue, thumb_load_double_from_address,
1206         thumb_output_move_mem_multiple, thumb_reload_out_hi,
1207         arm_emit_vector_const, arm_dbx_register_number): Likewise.
1208         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1209         * config/arm/arm.md (thumb_extendhisi2,
1210         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1211         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1212         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1213         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1214         * config/arm/cirrus.md (*cirrus_arm_movdi,
1215         *cirrus_movdf_hard_insn): Likewise.
1216         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1218 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1220         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1221         (num_ssa_names): Use VEC_length.
1222         (ssa_names): Use VEC_index.
1223         * tree-ssanames.c (ssa_names): Change the type to
1224         VEC(tree,gc).
1225         (init_ssanames, fini_ssa_names, make_ssanames,
1226         release_ssa_name): Update uses of ssa_names.
1228         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1229         Use fold_buildN instead of fold (buildN (...)).
1231 2005-04-27  Devang Patel <dpatel@apple.com>
1233         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1235 2005-04-27  Matt Thomas <matt@3am-software.com>
1236             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1238         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1239         (vax_output_mi_thunk): Ditto.
1240         (vax_notice_cc_update): Ditto.
1241         (INDEX_REGISTER_P): Add trailing \.
1242         (BASE_REGISTER_P): Add trailing \.
1243         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
1245 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1247         * tree-ssa-propagate.c (set_rhs): Check operand of
1248         ADDR_EXPR for gimpliness, too.
1250 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1252         * tree-ssa-pre.c: Fix a comment typo.
1254 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
1256         PR tree-optimization/21171
1257         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1258         record address uses if the reference is volatile.
1260 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
1262         * tree-complex.c (expand_vector_operation): New, extracted from
1263         expand_vector_operations_1.
1264         (tree_vec_extract): Build a NOP_EXPR.
1265         (expand_vec_parallel): Do not care about returning the correct type.
1266         (expand_vector_operations_1): Call expand_vector_operation.
1267         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1269         * tree-complex.c (gate_expand_vector_operations): New.
1270         (pass_lower_vector_ssa): Use it.
1271         * tree-optimize.c (init_tree_optimization_passes): Include
1272         pass_lower_vector_ssa.
1273         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1274         (vectorizable_operation): Use it.
1275         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1276         integer modes for the vector type.
1278         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1279         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1280         Do not cope with UNITS_PER_SIMD_WORD == 0.
1281         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1282         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1283         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1284         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1285         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1286         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1287         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1289         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1290         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1291         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1293         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1294         (UNITS_PER_SIMD_WORD): New.
1296 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1298         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1299         gcc_unreachable as appropriate.
1300         (ia64_expand_load_address, ia64_expand_tls_address,
1301         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1302         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1303         next_scratch_gr_reg, ia64_initial_elimination_offset,
1304         ia64_expand_prologue, ia64_expand_epilogue,
1305         ia64_output_dwarf_dtprel, ia64_print_operand,
1306         ia64_register_move_cost, first_instruction, rws_access_regno,
1307         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1308         ia64_sched_init, ia64_variable_issue,
1309         ia64_first_cycle_multipass_dfs_lookahead_guard,
1310         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1311         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1312         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1313         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1314         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1315         * config/ia64/predicates.md (got_symbolic_operand,
1316         sdata_symbolic_operand): Likewise.
1317         * config/ia64/vect.md (vcondv2sf): Likewise.
1319 2005-04-27  Matt Thomas <matt@3am-software.com>
1321         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
1322         CONSTANT_ADDRESS_P in config/vax/vax.h
1323         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h. 
1324         (INDEX_REGISTER_P): New.
1325         (BASE_REGISTER_P): New.
1326         (indirectable_constant_address_p): New.  Adapted from
1327         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1328         (indirectable_address_p): New.  Adapted from
1329         INDIRECTABLE_ADDRESS_P in vax.h.
1330         (nonindexed_address_p): New.  Adapted from
1331         GO_IF_NONINDEXED_ADDRESS in vax.h.
1332         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
1333         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1334         (legitimate_address_p): New.  Adapted from
1335         GO_IF_LEGITIMATE_ADDRESS in vax.h.
1336         (vax_mode_dependent_address_p): New.  Adapted from
1337         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1338         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1339         legitimate_constant_address_p.
1340         (CONSTANT_P): Use legitimate_constant_p.
1341         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1342         (INDIRECTABLE_ADDRESS_P): Removed.
1343         (GO_IF_NONINDEXED_ADDRESS): Removed.
1344         (INDEX_TEMP_P): Removed.
1345         (GO_IF_REG_PLUS_INDEX): Removed.
1346         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1347         definitions, depending on whether REG_OK_STRICT is defined.
1348         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1349         Two definitions, depending on whether REG_OK_STRICT is defined.
1350         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1351         added.
1352         (legitimate_constant_p): Prototype added.
1353         (legitimate_address_p): Prototype added.
1354         (vax_mode_dependent_address_p): Prototype added.
1356 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1358         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1360 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1362         PR c/21213
1363         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1364         transparent union.
1366 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1368         PR c/20740
1369         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1370         assertion failures, if __gcc_host_wide_int__ is not properly
1371         defined.
1372         (init_dynamic_diag_info): Give errors, not assertion failures, if
1373         location_t, tree or __gcc_host_wide_int__ are not properly
1374         defined.
1376 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1378         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1379         n_iv_uses, iv_use, n_iv_cands, iv_cand,
1380         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1381         prepare_decl_rtl, free_loop_data,
1382         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1383         VARRAY.
1385         * tree.h (tree_phi_node): Add a comment about the order of PHI
1386         arguments.
1388 2005-04-26  Paul Brook  <paul@codesourcery.com>
1390         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1392 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
1394         * config/mips.mips.c (mips_legitimize_tls_address): Use
1395         gcc_unreachable.
1397         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1398         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1399         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1401         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1402         'abort'.
1404 2005-04-26  Jeff Law  <law@redhat.com>
1406         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1407         (op_iter_init_must_and_may_def): Likewise.
1408         (unmodifiable_var_p): Move to a later point in the file.
1409         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1410         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1411         (dse_record_phis): Directly check for virtual operands rather than
1412         using need_imm_uses_for.
1413         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
1414         store has multiple V_{MAY,MUST}_DEF operands.
1416 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
1418         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1419         stmt.
1421 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1423         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1424         call to find_edge outside a loop to go through a PHI chain.
1426 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
1428         PR tree-optimization/17598
1429         * fold-const.c (fold_binary): Fold comparisons of addresses
1430         of COMPONENT_REFs which reference the same field to
1431         comparisons of the addresses of the base objects.
1433 2005-04-26  Julian Brown  <julian@codesourcery.com>
1435         * config/arm/arm.c (arm_return_in_msb): New function.
1436         (arm_must_pass_in_stack): New function.
1437         (TARGET_RETURN_IN_MSB): Define target hook.
1438         (TARGET_MUST_PASS_IN_STACK): Define target hook.
1439         (arm_function_value): Pad small aggregate return.
1440         (arm_pad_arg_upward): New function.
1441         (arm_pad_reg_upward): New function.
1442         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1443         (FUNCTION_ARG_PADDING): Define macro.
1444         (BLOCK_REG_PADDING): Define macro.
1445         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1446         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1447         (arm_pad_reg_upward): Declare function.
1449 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1451         * basic-block.h (ei_cond): New.
1452         (FOR_EACH_EDGE): Call ei_cond.
1454         PR tree-optimization/21047
1455         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1456         (fold): Don't handle ASSERT_EXPR.
1458 2005-04-25  Roger Sayle  <roger@eyesopen.com>
1460         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1461         all writes to any stack register as a read/write dependency on
1462         FIRST_STACK_REG.
1463         (sched_analyze_2): Likewise, for reads from any stack register.
1465 2005-04-25  Richard Henderson  <rth@redhat.com>
1467         * final.c (output_addr_const): Revert 2005-04-09 change.
1469 2005-04-25  Mike Stump  <mrs@apple.com>
1471         * config/darwin.c (darwin_encode_section_info): Always set
1472         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1474 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1476         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1477         gensupport.c, protoize.c, toplev.c: Replace calls to
1478         `unlock_stream' with `unlock_std_streams'.
1480 2005-04-25  Devang Patel <dpatel@apple.com>
1482         * dbxout.c (dbxout_type): Emit attribute vector.
1483         
1484 2005-04-05  Paul Brook  <paul@codesourcery.com>
1486         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1487         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1488         * config/arm/arm.c (arm_cxx_atexit_name): New function.
1489         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1490         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1491         (register_dtor_fn): Likewise.
1492         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1494 2005-04-25  Ian Lance Taylor  <ian@airs.com>
1496         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1497         * c-common.h (EXPR_STMT_EXPR): Don't define.
1498         (c_common_stmt_codes): Don't define.
1499         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1500         * c-gimplify.c (gimplify_expr_stmt): Remove.
1501         (c_gimplify_expr): Remove EXPR_STMT case.
1502         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1503         to INIT_STATEMENT_CODES.
1504         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1506 2005-04-25  Jan Hubicka  <jh@suse.cz>
1508         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1510         * except.c: Include diagnostic.h
1511         (dump_eh_tree, verify_eh_tree): New functions.
1512         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1513         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1514         (dump_function_to_file): dump eh tree.
1515         * tree-eh.c (mark_eh_edge): New function.
1516         (mark_eh_edge_found_error): New static variable.
1517         (verify_eh_edges): New function.
1519 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
1521         * tree-ssa-alias.c (fieldoff_t): Remove.
1522         (fieldoff_s): typedef the structure itself.  Create a vector of
1523         objects.
1524         (push_fields_onto_fieldstack): Return count of fields pushed.
1525         Remove peeling of first field.  Adjust.
1526         (fieldoff_compare): Adjust.
1527         (create_overlap_variables_for): Adjust.
1529 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
1531         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1533 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
1535         PR bootstrap/21215
1536         * doc/install.texi: Document correct assembler and linker to use
1537         on i?86-*-solaris2.10.
1539 2005-04-25  Steven Bosscher  <stevenb@suse.de>
1541         Fix PR tree-optimization/21173
1543         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1544         Unshare expression we pass to force_gimple_operand.
1546 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
1547             Stephen Clarke <stevec@superh.com>
1548             Roger Sayle <roger@eyesopen.com>
1550         PR rtl-optimization/20413
1551         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1552         VOIDmode for LABEL_REF.
1553         * final.c (shorten_branches): Likewise.
1554         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1555         * loop.c (reg_dead_after_loop): Likewise.
1556         * varasm.c (decode_addr_const): Likewise.
1557         * doc/rtl.texi: Document mode requirement for LABEL_REF.
1559 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
1561         * config.gcc (avr-*-*): Remove redundant "case".
1563 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
1565         * tree-vect-analyze.c (vect_mark_relevant): Take
1566         VEC(tree,heap) instead of varray_type as an argument.
1567         (vect_mark_stmts_to_be_vectorized): Change the type of
1568         worklist to VEC(tree,heap).  Adjust uses of worklist.
1570 2005-04-24  Devang Patel  <dpatel@apple.com>
1572         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1573         
1574 2005-04-24  Ian Lance Taylor  <ian@airs.com>
1576         * c-semantics.c (build_stmt): Remove test of specific tree codes
1577         for TREE_SIDE_EFFECTS handling.
1579 2005-04-24  Per Bothner  <per@bothner.com>
1581         * c-opts.c (finish_options):  Make the line-number of the <built-in>
1582         location 0, as assumed elsewhere, rather than 1.
1584 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
1586         * tree-ssa-uncprop.c (equiv_stack): Change the type o
1587         VEC(tree,heap).
1588         (tree_ssa_uncprop, uncprop_finalize_block,
1589         uncprop_initialize_block): Update uses of equiv_stack.
1591 2005-04-24  Richard Henderson  <rth@redhat.com>
1593         PR rtl-opt/21163
1594         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1595         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1596         constm1_rtx.
1597         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1598         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1599         <DIV, MOD>: Likewise.
1601 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1603         * collect2.c (main): Unlock the stdio streams.
1604         * gcc.c (main): Likewise.
1605         * gcov-dump.c (main): Likewise.
1606         * gcov.c (main): Likewise.
1607         * gen-protos.c (main): Likewise.
1608         * gensupport.c (init_md_reader_args_cb): Likewise.
1609         * protoize.c (main): Likewise.
1610         * toplev.c (general_init): Likewise.
1612 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
1614         PR middle-end/20991
1615         * cgraph.h (cgraph_local_info): Add vtable_method field.
1616         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1617         and node is vtable_method, finalized and not reachable, don't do
1618         anything.
1620 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
1622         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1623         COMPARISON_CLASS_P.
1624         * tree-ssa-pre.c (create_value_expr_from): Use
1625         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1626         * tree-ssa-propagate.c (stmt_makes_single_load,
1627         stmt_makes_single_store): Use REFERENCE_CLASS_P.
1628         * tree-vect-transform.c (vect_is_simple_cond): Use
1629         COMPARISON_CLASS_P.
1630         * tree-vrp.c (extract_range_from_assert,
1631         build_assert_expr_for, fp_predicate, has_assert_expr): Use
1632         COMPARISON_CLASS_P.
1634         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1635         of tpa_to_clear to VEC(int,heap).  Update uses of
1636         tpa_to_clear.  Free tpa_to_clear at the end.
1638 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
1640         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1641         function decl.
1643 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
1645         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1646         and gcc_unreachable as appropriate.
1647         (num_insns_constant, output_vec_const_move,
1648         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1649         rs6000_emit_set_const, rs6000_emit_move,
1650         spe_build_register_parallel, function_arg,
1651         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1652         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1653         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1654         rs6000_common_init_builtins, expand_block_clear,
1655         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1656         extract_ME, rs6000_get_some_local_dynamic_name,
1657         rs6000_output_function_entry, print_operand,
1658         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1659         output_cbranch, output_e500_flip_gt_bit,
1660         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1661         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1662         compute_save_world_info, rs6000_stack_info,
1663         rs6000_emit_load_toc_table, rs6000_frame_related,
1664         spe_synthesize_frame_save, rs6000_emit_epilogue,
1665         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1666         output_function_profiler, rs6000_trampoline_size,
1667         rs6000_initialize_trampoline, find_addr_reg,
1668         rs6000_machopic_legitimize_pic_address,
1669         rs6000_initial_elimination_offset,
1670         rs6000_dbx_register_number): Likewise.
1671         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1672         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1673         *movti_power, *movti_string, call, call_value, sibcall,
1674         sibcall_value): Likewise.
1675         * config/rs6000/spe.md (*movdf_e500_double,
1676         *movv2si_internal): Likewise.
1677         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1678         from comment.
1680 2005-04-24  Richard Henderson  <rth@redhat.com>
1682         PR target/21101
1683         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1684         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1685         Deny modes smaller than 4 bytes.
1686         * config/i386/i386-protos.h: Update.
1688 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
1690         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1691         Switch h8300-*-rtems* to ELF.
1693 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
1695         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1697 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
1699         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1701 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
1703         PR middle-end/21082
1704         * fold-const.c: Fold &a[i]-&a[j] to i-j.
1706 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
1708         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1709         definitions of ssa names in condition.  Split recusive part to ...
1710         (tree_simplify_using_condition_1): New function.
1711         (expand_simple_operations): New function.
1713 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
1715         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1716         (find_interesting_uses_cond): Do not use integer_zerop and
1717         integer_nonzerop to check for integer constants.
1718         (set_use_iv_cost): Record the value field.
1719         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1720         determine_use_iv_cost_outer): Set the value field of the cost pair.
1721         (may_eliminate_iv): Do not return the comparison code.
1722         (iv_elimination_compare): New function.
1723         (determine_use_iv_cost_condition): Set the value field.  Record
1724         noneliminable invariants correctly.
1725         (rewrite_use_compare, rewrite_use_outer): Use the value field.
1727 2005-04-23  DJ Delorie  <dj@redhat.com>
1729         * diagnostic.c (warning): Accept parameter to classify warning option.
1730         (warning0): New, for when a pointer to an error() like function is needed.
1731         * errors.c (warning): Likewise.
1732         * errors.h (warning, warning0): Adjust prototypes.
1733         * toplev.h (warning, warning0): Likewise.
1735         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1736         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1737         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1738         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1739         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1740         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1741         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1742         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1744         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1745         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1746         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1747         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1748         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1749         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1750         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1751         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1752         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1753         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1754         config/rs6000/aix52.h, config/rs6000/darwin.h,
1755         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1756         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1757         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1758         config/stormy16/stormy16.c, config/v850/v850-c.c,
1759         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1760         callers.
1761         
1762 2005-04-23  Richard Henderson  <rth@redhat.com>
1764         PR rtl-opt/21102
1765         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1766         performing some integral scalar simplifications.
1768 2005-04-23  Richard Henderson  <rth@redhat.com>
1770         PR target/21099
1771         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1772         simplifying CONST_VECTOR.
1774 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
1776         * tree-ssa-live.c (live_worklist): Take a stack allocated on
1777         heap as an argument.  Update uses of stack.
1778         (calculate_live_on_entry): Allocate stack on heap.
1780         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1781         partition_link and tpa_nodes on heap.
1783         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1784         (mark_stmt_necessary, propagate_necessity,
1785         mark_really_necessary_kill_operand_phis): Update uses of
1786         worklist.
1787         (tree_dce_init): Allocate worklist using VEC_alloc.
1788         (tree_dce_done): Free worklist using VEC_free.
1790 2005-04-23  Mike Stump  <mrs@apple.com>
1792         * config/darwin.c (machopic_indirection_name): Don't use
1793         quotes needlessly.
1794         (darwin_emit_unwind_label): Use user_label_prefix instead of
1795         "_".
1797 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
1799         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1801 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
1803         * config.gcc <cris-*>: Specify .opt files.
1804         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1805         config/cris/linux.opt: New files.
1806         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1807         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1808         (TARGET_ELF): Override to 0.
1809         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1810         -melinux-stacksize=N.
1811         * config/cris/cris.c: (cris_handle_option): New function.
1812         (TARGET_DEFAULT_TARGET_FLAGS): Override.
1813         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1814         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1815         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1816         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1817         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1818         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1819         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1820         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1821         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1822         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1823         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1824         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1825         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1826         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1827         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1828         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1829         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1830         (TARGET_LINUX): Define 0.
1831         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1832         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1833         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1834         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1835         (TARGET_LINUX): Override to 1.
1836         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1838 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
1840         * haifa-sched.c (schedule_block): Fix thinko in previous
1841         assertification patch.
1843 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
1845         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1846         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1847         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
1848         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1849         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1850         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
1851         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
1852         for hpux11.[1-9]*.
1853         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1854         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1855         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1856         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1857         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1858         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1859         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1860         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1861         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1862         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1863         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1864         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1865         (SUBTARGET_OPTIONS): Delete.
1866         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1867         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1868         instead of a string.
1869         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1870         (pa_cpu_string, pa_unix_string): Delete.
1871         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1872         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1873         TARGET_HPUX_10_10.
1874         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1875         (pa_handle_option): New function.
1876         (override_options): Remove handling of -march=, -mfixed-range=,
1877         -mschedule= and -munix=.
1878         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1879         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1880         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1881         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1882         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1883         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1884         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1885         redefining.
1886         * config/pa/pa.opt: New file.
1887         * config/pa/pa-hpux.opt: New file.
1888         * config/pa/pa-hpux1010.opt: New file.
1889         * config/pa/pa-hpux1111.opt: New file.
1890         * config/pa/pa64-hpux.opt: New file.
1892 2005-04-22  David S. Miller  <davem@davemloft.net>
1894         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1895         integer when it's mode is VOIDmode not DImode.
1897 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
1899         * config/rs6000/rs6000.md (sync_add<mode>_internal,
1900         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1901         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1902         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1903         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1904         "bne- $-xxx" rather than local labels.
1905         (sync_lock_release<mode>): Add second operand.
1906         (lwsync): Use .long rather than a more meaningful opcode.
1907         * doc/md.texi (Standard Names): Add description of second
1908         parameter to sync_lock_test_and_set.
1910 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
1912         PR tree-optimization/21088
1913         * fold-const.c (fold_unary, fold_binary, fold_ternary):
1914         Export.
1915         * tree-vrp.c (compare_values): Use fold_binary to compare
1916         pointers.  Use boolean_type_node as the type of a comparison
1917         expression being folded.
1918         * tree.h: Add prototypes for fold_unary, fold_binary,
1919         fold_ternary.
1921         * tree-ssa-dom.c: Fix formatting.
1923 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
1925         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1926         * lambda-code.c (perfect_nestify): Mark virtual operands in
1927         the moved statement for renaming.
1928         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1929         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1930         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1931         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1932         * tree-flow.h (struct var_ann_d): Update comments.
1933         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1934         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1935         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1936         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1937         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1938         debug_names_replaced_by): Remove declarations.
1939         (delete_update_ssa, get_current_def, set_current_def): Declare.
1940         (rewrite_into_loop_closed_ssa): Add new argument.  Update
1941         all callers.
1942         * tree-into-ssa.c: Include params.h.
1943         (old_virtual_ssa_names): Remove.  Update all users.
1944         (need_to_replace_names_p): Remove.  Update all users.
1945         (struct update_ssa_stats_d): Declare.
1946         (update_ssa_stats): New local.
1947         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1948         dump_tree_ssa_stats, debug_tree_ssa_stats,
1949         dump_update_ssa, debug_update_ssa,
1950         dump_names_replaced_by, debug_names_replaced_by): Declare.
1951         (get_current_def, set current_def): Make extern.
1952         (is_old_name, is_new_name): Protect against references
1953         past the end of the sets.
1954         (add_new_name_mapping): Assert that OLD and NEW are
1955         different SSA names for the same symbol.
1956         When adding a virtual mapping, update stats for virtual
1957         mapping heuristic.
1958         (insert_phi_nodes_for): If UPDATE_P is true, create the
1959         LHS of the new PHI by duplicating SSA name VAR.
1960         (insert_phi_nodes_1): Remove.  Update all users.
1961         (insert_phi_nodes): Remove second argument.  Update all
1962         users.
1963         (maybe_replace_use, maybe_replace_def): New.
1964         (rewrite_update_stmt): Call them.
1965         (mark_def_interesting): Remove calls to is_gimple_reg.
1966         (prepare_phi_args_for_update): Remove.  Update all users.
1967         (prepare_block_for_update): Only process virtual operands
1968         and GIMPLE registers in normal form.
1969         (prepare_use_sites_for): New.
1970         (prepare_names_to_update): Rename from prepare_def_sites.
1971         Call prepare_use_sites_for.
1972         (dump_update_ssa): Rename from dump_repl_tbl.
1973         Update all users.
1974         Show statistics for virtual mapping heuristic.
1975         (debug_update_ssa): Rename from debug_debug_repl_tbl.
1976         (init_update_ssa): Initialize UPDATE_SSA_STATS.
1977         (delete_update_ssa): Make extern.
1978         (mark_set_for_renaming): If the set is empty, do nothing.
1979         (release_ssa_name_after_update_ssa): Update comment.
1980         (insert_updated_phi_nodes_for): Do not remove existing
1981         PHI nodes for symbols.
1982         (switch_virtuals_to_full_rewrite_p): New.
1983         (switch_virtuals_to_full_rewrite): New.
1984         (update_ssa): Call them.
1985         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1986         for every statement before updating.
1987         If all the names in NEW_SSA_NAMES have been marked for
1988         removal, do nothing.
1989         Only start at the top of the CFG if there are symbols in
1990         SYMS_TO_RENAME.
1991         (ssa_rewrite_finalize_block): Remove.
1992         (ssa_register_new_def): Remove.
1993         (ssa_rewrite_stmt): Remove.
1994         (ssa_rewrite_phi_arguments): Remove.
1995         (ssa_rewrite_initialize_block): Remove.
1996         (ssa_mark_def_sites): Remove.
1997         (ssa_mark_def_sites_initialize_block): Remove.
1998         (ssa_mark_phi_uses): Remove.
1999         (rewrite_ssa_into_ssa): Remove.
2000         * tree-phinodes.c (find_phi_node_for): Remove.
2001         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2002         Call update_ssa.
2003         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2004         Remove calls to verify_dominators and
2005         verify_loop_structure.
2006         (tree_unswitch_single_loop): Call update_ssa.
2007         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2008         returns false.
2009         Call verify_stmts.
2010         (delete_tree_ssa): Assert that need_ssa_update_p returns
2011         false.
2012         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2013         * tree-vectorizer.c (allocate_new_names, rename_def_op,
2014         free_new_names): Remove.  Update all users.
2015         (rename_use_op): Call get_current_def.
2016         (rename_variables_in_bb): Do not handle any real or
2017         virtual definition.
2018         (slpeel_update_phis_for_duplicate_loop): Call
2019         get_current_def and set_current_def instead of using
2020         SSA_NAME_AUX.
2021         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2022         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2023         ssa_names_to_replace and delete_update_ssa.
2024         * doc/invoke.texi: Document --param min-virtual-mappings
2025         and --param virtual-mappings-ratio.
2027 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
2029         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2030         for newly created PHI nodes.
2031         Call create_new_def_for for every new V_MAY_DEF and
2032         V_MUST_DEF on the copied statement.
2033         (struct ssa_name_map_entry): Remove.
2034         (ssa_name_map_entry_hash): Remove.
2035         (ssa_name_map_entry_eq): Remove.
2036         (allocate_ssa_names): Remove.
2037         (rewrite_to_new_ssa_names_def): Remove.
2038         (rewrite_to_new_ssa_names_use): Remove.
2039         (rewrite_to_new_ssa_names_bb): Remove.
2040         (rewrite_to_new_ssa_names): Remove.
2041         (tree_duplicate_sese_region): Remove variables ver,
2042         definitions, phi, ssa_name_map and bi.
2043         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2044         Call update_ssa.
2045         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2046         update_ssa instead of rewrite_ssa_into_ssa.
2047         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2048         create_new_def_for.
2049         (find_uses_to_rename_use): Add argument 'need_phis'.
2050         (find_uses_to_rename_stmt): Do not scan virtual operands.
2051         (find_uses_to_rename): Only scan PHI nodes for
2052         non-virtual names.
2053         (rewrite_into_loop_closed_ssa): Call update_ssa.
2054         (check_loop_closed_ssa_use): Ignore virtual operands.
2055         (check_loop_closed_ssa_stmt): Likewise.
2056         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2057         NULL.
2058         (rename_variables, set_phi_def_stmts): Remove.
2059         (tree_duplicate_loop_to_header_edge): Reformat comment.
2060         Remove variables BB, I and DEFINITIONS.
2061         Call need_ssa_update_p.
2062         Call update_ssa.
2063         (lv_adjust_loop_header_phi): Reformat comment.
2064         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2065         (marked_for_rewrite_p, any_marked_for_rewrite_p,
2066         mark_for_rewrite, unmark_all_for_rewrite,
2067         marked_ssa_names): Remove.  Update all users.
2068         (release_ssa_name): If VAR has been registered for SSA
2069         updating, do nothing.
2070         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2071         (build_assert_expr_for): Call register_new_name_mapping.
2072         (insert_range_assertions): Update call to update_ssa.
2073         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2074         marked_for_rewrite_p, any_marked_for_rewrite_p,
2075         marked_ssa_names): Remove.
2077 2005-04-22  Jeff Law  <law@redhat.com>
2079         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2080         (restore_currdefs_to_original_value): Likewise.
2081         (register_definitions_for_stmt): Likewise.
2082         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2083         for each variable.  Do not allocate/free block_defs_stack either.
2084         Do not iterate if we just thread jumps.  Only iterate if the
2085         tree_cleanup_cfg does useful work (temporary).
2086         (dom_opt_initialize_block): No longer push a marker on
2087         BLOCK_DEFS_STACK.
2088         (dom_opt_finalize_block): Removal call to restore currdefs.
2089         Relax restrictions for recording edge equivalences.
2090         (record_equivalences_from_phis): No longer need to track
2091         CURRENT_DEF.
2092         (optimize_stmt): Similarly.
2093         (thread_across_edge): Simplify by removing the requirement that
2094         statements in the block we are threading through must be nops.
2095         (initialize_hash_element): Handle GOTO_EXPR.
2097 2005-04-22  David S. Miller  <davem@davemloft.net>
2099         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2100         CONST_DOUBLE_HIGH.
2101         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2102         fix check on CONST_DOUBLE mode.  It should be VOIDmode
2103         when it is representing an integer.
2105 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2107         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2108         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2109         * c-format.c (get_constant, decode_format_attr, get_flag_spec, 
2110         find_char_info_specifier_index,
2111         find_length_info_modifier_index): Likewise.
2112         * c-typeck.c (composite_type, pop_init_level): Likewise.
2113         * combine.c (cant_combine_insn_p, try_combine): Likewise.
2114         * cse.c (cse_insn): Likewise
2115         * dominance.c (calc_dfs_tree): Likewise
2116         dwarf2out.c (loc_descriptor_from_tree_1,
2117         add_abstract_origin_attribute, force_decl_die,
2118         force_type_die): Likewise
2119         emit-rtl.c (operand_subword_force): Likewise
2120         explow.c (hard_function_value): Likewise
2121         expmed.c (store_bit_field, expand_divmod,
2122         emit_store_flag_force): Likewise
2123         expr.c (emit_move_multi_word, store_expr,
2124         expand_expr_real_1): Likewise
2125         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2126         output_operand): Likewise
2127         flow.c (recompute_reg_usage): Likewise
2128         * function.c (assign_stack_temp_for_type, assign_temp, 
2129         handle_epilogue_set): Likewise
2130         * genextract.c (main): Likewise
2131         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2132         gimplify_modify_expr_rhs, gimplify_expr): Likewise
2133         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2134         ready_remove, rm_line_notes, rm_other_notes,
2135         schedule_block): Likewise
2136         mips-tfile.c (copy_object, out_of_bounds): Likewise
2138 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
2140         PR target/20813
2141         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2142         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2143         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2144         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2145         TARGET_XL_COMPAT.
2146         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2148 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2150         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2151         (gcc_tree_to_linear_expression): Convert to heap allocated
2152         vectors.
2153         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2154         lbv_to_gcc_expression, lle_to_gcc_expression,
2155         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, 
2156         perfect_nestify): Likewise.
2157         lambda.h (gcc_loopnest_to_lambda_loopnest,
2158         lambda_loopnest_to_gcc_loopnest): Likewise.
2159         tree-loop-linear.c (linear_transform_loops): Likewise.
2161 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2163         * config/sparc/predicates.md (arith_double_operand): Use
2164         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2165         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2166         (DImode, DFmode constant splitters): Likewise.  Remove code for
2167         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2168         (logical constant splitters): Use const_int_operand predicate.
2169         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2170         HOST_BITS_PER_WIDE_INT < 64.
2172 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2174         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2175         gcc_unreachable as appropriate.
2176         (force_mode, emit_move_sequence, singlemove_string,
2177         output_move_double, output_fp_move_double, find_addr_reg,
2178         output_block_move, output_block_clear, output_and,
2179         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2180         pa_adjust_cost, pa_issue_rate, print_operand,
2181         output_global_address, output_arg_descriptor, output_cbranch,
2182         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2183         output_call): Likewise.
2184         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2185         prefetch, prefetch_cc, prefetch_nocc): Likewise.
2187 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
2189         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2190         _gcov_pow2_profiler and _gcov_one_value_profiler.
2191         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2192         (GTFILES): Add $(srcdir)/tree-profile.c.
2193         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2194         __gcov_one_value_profiler): Declare.
2195         * gimplify.c (force_gimple_operand): Check whether the statements
2196         should be produced in ssa form.
2197         (force_gimple_operand_bsi): New function.
2198         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2199         __gcov_one_value_profiler): New functions.
2200         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2201         the profiled value is a power of two or not.
2202         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2203         * tree-flow.h (in_ssa_p): Declare.
2204         (force_gimple_operand_bsi): Declare.
2205         * tree-into-ssa.c (in_ssa_p): New variable.
2206         (rewrite_into_ssa): Set in_ssa_p.
2207         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2208         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2209         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2210         tree_one_value_profiler_fn): New variables.
2211         (tree_init_edge_profiler): Initialize the profiler function decls.
2212         (tree_gen_edge_profiler): Use global gcov_type_node.
2213         (prepare_instrumented_value): New function.
2214         (tree_gen_interval_profiler, tree_gen_interval_profiler,
2215         tree_gen_one_value_profiler): Call the library functions instead of
2216         creating instrumentation code.
2217         * tree.c (build_fn_decl): New function.
2218         * tree.h (build_fn_decl): Declare.
2219         * value-prof.c (rtl_divmod_values_to_profile,
2220         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2221         tree_mod_pow2_value_transform, tree_find_values_to_profile):
2222         Do not handle may_be_other and precise values of exponents at pow2
2223         profiler.
2224         (tree_mod_subtract_transform): Reflect that value field of
2225         histogram has changed meaning.
2226         (tree_divmod_values_to_profile): Record the values correctly.
2227         (tree_values_to_profile): Update comment.
2228         * value-prof.h (struct histogram_value_t): Remove pow2 data.
2230 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
2232         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2233         (decl).
2235 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2237         * config/i386/i386.md (length_immediate): Use gcc_assert or
2238         gcc_unreachable, as appropriate.
2239         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2240         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2241         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2242         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2243         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2244         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2245         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2246         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2247         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2248         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2249         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2250         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2251         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2252         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2253         *prefetch_sse_rex): Likewise.
2254         * config/i386/predicates.md (x86_64_immediate_operand,
2255         x86_64_zext_immediate_operand, symbolic_operand,
2256         no_seg_address_operand, aligned_operand,
2257         memory_displacement_operand): Likewise.
2258         * config/i386/sse.md (*mov<mode>_internal,
2259         *movv2df_internal): Likewise.
2261 2005-04-22  Jan Hubicka  <jh@suse.cz>
2263         * Makefile.in (ipa.o, ipa-inline.o): New files.
2264         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2265         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2266         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2267         * cgraphunit.c (cgraph_default_inline_p,
2268         cgraph_decide_inlining_incrementally,  ncalls_inlined,
2269         nfunctions_inlined, initial_insns, overall_insns, 
2270         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2271         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2272         cgraph_mark_inline, cgraph_check_inline_limits,
2273         cgraph_default_inline_p, cgraph_recursive_inlining_p,
2274         update_callee_keys, lookup_recursive_calls,
2275         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2276         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2277         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2278         pass_ipa_inline): Move to ipa-inline.c
2279         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2280         * ipa.c: New file.
2281         * ipa-inline.c: New file.
2283 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2285         * doc/invoke.texi (SPARC options): Document that -mapp-regs
2286         is turned off by default on Solaris.
2288 2005-04-21  Roger Sayle  <roger@eyesopen.com>
2290         * c-common.h (objc_build_method_signature): Update prototype.
2291         * stub-objc.c (objc_build_method_signature): Update the stub
2292         implementation to accept and ignore additional parameter.
2293         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2294         the value of ellipsis to objc_build_method_signature instead
2295         of setting TREE_OVERFLOW on the parms TREE_LIST node.
2297 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
2299         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2300         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2301         gen_rtx_* not gen_rtx_fmt_*.
2302         (rs6000_emit_vector_select): Likewise.
2303         (rs6000_emit_sync): New.
2304         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2305         (larx, stcx, cmp): New mode substitutions.
2306         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2307         UNSPEC_ISYNC): New constants.
2308         (rlwinm): Give name.
2309         (memory_barrier, isync, lwsync): New insns.
2310         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2311         (sync_lock_release<mode>): New expander.
2312         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2313         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2314         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2315         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2316         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2317         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2318         (sync_add<mode>_internal, sync_addshort_internal,
2319         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2320         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2321         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2323         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2324         is the memory before, not after, the operation.  Clarify
2325         barrier requirements.
2327 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2329         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2330         * lambda.h (lambda_vector_min_nz): Likewise.
2331         * langhooks.h (struct lang_hooks_for_types,
2332         struct lang_hooks): Likewise.
2333         * output.h (assemble_integer, this_is_asm_operands): Likewise.
2334         * tree.h: Likewise.
2335         * vec.h: Likewise.
2336         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2337         
2338         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2339         comments to avoid 'abort'.  Use gcc_assert as necessary.
2340         * opts.c (common_handle_option): Likewise.
2341         * pretty-print.c (pp_base_format_text): Likewise.
2342         * print-rtl.c (print_rtx): Likewise.
2343         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2344         * regmove.c (try_auto_increment): Likewise.
2345         * reload.c (find_valid_class, find_reloads_toplev,
2346         find_equiv_reg): Likewise.
2347         * reload1.c (reload, forget_old_reloads_1, function_invariant_p, 
2348         merge_assigned_reloads): Likewise.
2349         * tree-inline.c (inline_forbidden_p_1,
2350         estimate_num_insns_1): Likewise.
2351         * tree-optimize.c (execute_todo): Likewise.
2352         * tree-outof-ssa.c (eliminate_phi): Likewise.
2353         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2354         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2355         * tree-ssa-operands.c (parse_ssa_operands,
2356         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2357         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2358         * tree-ssanames.c (release_ssa_name): Likewise.
2359         * tree.c (int_bit_position, int_byte_position, tree_low_cst, 
2360         walk_tree): Likewise.
2362         * tree-ssa-operands.c (verify_abort): Fold into ..
2363         (verify_imm_links): ... here.
2365 2005-04-21  Richard Henderson  <rth@redhat.com>
2367         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2368         on non-memory operand for previous inversion.
2370 2005-04-21  Devang Patel  <dpatel@apple.com>
2372         PR optimization/20994
2373         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2374         x = !(a == b) : p , q;.
2375         (pass_if_conversion): Verify stmts and flow.
2376         
2377 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2379         * optabs.c (gen_conditional_trap): Restore #define.
2381         * alias.c (true_dependence): Remove 'abort' from comments. Use
2382         gcc_assert and gcc_unreachable as appropriate.
2383         (canon_true_dependence): Likewise.
2384         * bb-reorder.c (connect_traces): Likewise.
2385         * c-common.c (c_add_case_label): Likewise.
2386         * c-decl.c (finish_function): Likewise.
2387         * caller-save.c (insert_restore, insert_save): Likewise.
2388         * cfg.c (update_bb_profile_for_threading): Likewise.
2389         * cfganal.c (flow_active_insn_p): Likewise.
2390         * cfgexpand.c (add_reg_br_prob_note): Likewise.
2391         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2392         cfg_layout_merge_blocks): Likewise.
2393         * ifcvt.c (cond_exec_process_insns, merge_if_block,
2394         find_if_block): Likewise.
2395         * integrate.c (allocate_initial_values): Likewise.
2396         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2397         swap_condition, unsigned_condition, signed_condition,
2398         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2399         reg_or_subregno): Likewise.
2400         * lambda-code.c (lambda_compute_auxillary_space,
2401         lambda_transform_legal_p): Likewise.
2402         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2403         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2404         lhd_incomplete_type_error, lhd_expand_expr,
2405         lhd_types_compatible_p, lhd_tree_size): Likewise.
2406         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2407         * local-alloc.c (update_equiv_regs): Likewise.
2408         * loop-unroll.c (peel_loop_completely
2409         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2410         peel_loop_simple, unroll_loop_stupid,
2411         analyze_iv_to_split_insn): Likewise.
2412         * loop.c (gen_prefetch, find_and_verify_loops,
2413         basic_induction_var): Likewise.
2414         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2415         * value-prof.c (tree_find_values_to_profile): Likewise.
2416         * varasm.c (named_section, default_assemble_integer,
2417         decode_addr_const): Likewise.
2419 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
2420            Fariborz Jahanian <fjahanian@apple.com>
2422         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2423         portion of argument passed in fpr.
2424         * expr.c (emit_push_insn): Fix computation of 'offset' used to
2425         decide on partial argument save on stack.
2427 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
2429         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2430         comment typos.
2432 2005-04-21  Jan Hubicka  <jh@suse.cz>
2434         * cgraphunit.c: Include tree-pass.h
2435         (cgraph_decide_recursive_inlining,
2436         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2437         cgraph_decide_inlining): Dump goes to dump_file.
2438         (cgraph_optimize): Call ipa passes instead of inliner.
2439         (cgraph_gate_inlining, pass_ipa_inline): New.
2440         * tree-optimize.c (all_ipa_passes): New static variable.
2441         (register_one_dump_file): Dead with IPA passes.
2442         (register_dump_files): Likewise.
2443         (init_tree_optimization_passes): Initialize IPA passes.
2444         (execute_todo): Do cgraph dump when asked to, do not dump function body
2445         for IPA pass.
2446         * tree-pass.h (TODO_dump_cgraph): New macro.
2447         (ipa_passes): Declare.
2448         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2450 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2452         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2453         gcc_assert instead of abort.
2454         (classify_argument, examine_argument, construct_container,
2455         contains_128bit_aligned_vector_p, ix86_check_movabs,
2456         standard_80387_constant_opcode, standard_80387_constant_rtx,
2457         ix86_initial_elimination_offset, ix86_compute_frame_layout,
2458         pro_epilogue_adjust_stack, ix86_expand_epilogue,
2459         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2460         legitimize_tls_address, output_pic_addr_const,
2461         i386_output_dwarf_dtprel, put_condition_code, print_reg,
2462         get_some_local_dynamic_name, print_operand, print_operand_address,
2463         output_387_binary_op, emit_i387_cw_initialization,
2464         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2465         ix86_expand_clear, ix86_expand_binary_operator,
2466         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2467         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2468         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2469         ix86_expand_branch, ix86_expand_setcc,
2470         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2471         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2472         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2473         memory_address_length, ix86_attr_length_immediate_default,
2474         ix86_attr_length_address_default, ix86_agi_dependant,
2475         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2476         ix86_expand_binop_builtin, ix86_force_to_memory,
2477         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2478         x86_emit_floatuns): Likewise.
2479         * config/i386/netware.c (gen_regparm_prefix,
2480         i386_nlm_strip_name_encoding): Likewise.
2481         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2483 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2485         * optabs.c (gen_condiational_trap): Remove #define.
2486         (add_equal_note): Assertify. Remove explicit indirection from
2487         call via function pointer.
2488         (expand_ternary_op, expand_simple_binop, expand_binop,
2489         expand_twoval_unop, expand_twoval_binop,
2490         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2491         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
2492         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2493         prepare_float_lib_cmp, emit_conditional_move,
2494         emit_conditional_add, gen_add2_insn, gen_add3_insn,
2495         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2496         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2497         vector_compare_rtx, expand_vec_cond_expr): Likewise.
2499 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2501         * vec.h: Update API to separate allocation mechanism from type.
2502         (VEC_safe_grow): New.
2503         * vec.c (calculate_allocation): New.
2504         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2505         (vec_gc_free, vec_heap_free): Remove.
2506         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
2507         (VEC): Likewise.
2508         (mangle_macro_name): New.
2509         (struct macro_def): New.
2510         (struct macro): Add multiple argument values.
2511         (macro_expans_end): New.
2512         (push_macro_expansion):  Chain on new macro. Process multiple
2513         args, create follow on expansion. Return follow on argument.
2514         (macro_input): Deal with multiple arguments.
2515         
2516         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2517         (struct tree_binfo): Adjust.
2518         * basic-block.h: Define VEC(edge,gc).
2519         (struct edge_def): Adjust.
2520         (struct basic_block_def, struct edge_iterator): Likewise.
2521         (ei_container, ei_start_1, ei_last_1): Likewise.
2522         * cfg.c (connect_src, connect_dest): Likewise.
2523         * cfgrtl.c (force_nonfallthru_and_redirect)
2524         * dbxout.c (dbxout_type)
2525         * dwarf2out.c (gen_member_die)
2526         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2527         (gcc_tree_to_linear_expression): Adjust.
2528         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2529         lbv_to_gcc_expression, lle_to_gcc_expression,
2530         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2531         perfect_nestify): Likewise.
2532         * lambda.h (gcc_loopnest_to_lambda_loopnest,
2533         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2534         * profile.c (instrument_values): Adjust.
2535         * tree-cfg.c (modified_noreturn_calls): Adjust.
2536         (remove_fallthru_edge): Likewise.
2537         * tree-dump.c (dequeue_and_dump): Adjust.
2538         * tree-flow-inline.h (mark_stmt_modified): Adjust.
2539         * tree-flow.h (modified_noreturn_calls): Adjust.
2540         (tree_on_heap): Remove. (yay!)
2541         (register_new_def): Adjust.
2542         * tree-into-ssa.c: Define VEC(int,heap).
2543         (block_defs_stack): Adjust.
2544         (find_idf, insert_phi_nodes, register_new_def,
2545         rewrite_initialize_block, rewrite_finalize_block,
2546         register_new_update_single, rewrite_update_init_block,
2547         rewrite_update_fini_block, rewrite_blocks,
2548         ssa_rewrite_finalize_block, ssa_register_new_def,
2549         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2550         * tree-loop-linear.c (linear_transform_loops): Adjust.
2551         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2552         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2553         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2554         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2555         vrp_variables_stack): Adjust declarations.
2556         (tree_ssa_dominator_optimize): Adjust.
2557         (dom_opt_initialize_block, remove_local_expressions_from_table,
2558         restore_nonzero_vars_to_original_value,
2559         restore_vars_to_original_value,
2560         restore_currdefs_to_original_value, dom_opt_finalize_block,
2561         record_var_is_nonzero, record_cond, record_const_or_copy_1,
2562         optimize_stmt, update_rhs_and_lookup_avail_expr,
2563         lookup_avail_expr, record_range): Likewise.
2564         * tree-ssa-pre.c: Define VEC(basic_block,heap).
2565         (compute_antic_aux): Adjust.
2566         (inserted_exprs, create_expression_by_pieces, 
2567         insert_into_preds_of_block, eliminate, mark_operand_necessary, 
2568         remove_dead_inserted_code, fini_pre): Likewise.
2569         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2570         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. 
2571         ssa_prop_init): Likewise.
2572         * tree-ssa.c: Define VEC(bitmap,heap).
2573         (verify_name_tags): Adjust.
2574         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2575         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2576         tree_divmod_values_to_profile, tree_find_values_to_profile,
2577         value_profile_transformations): Likewise.
2578         * value-prof.h: Define VEC(histogram_value,heap).
2579         * varasm.c: Remove alias_pair pointer typedef, define
2580         VEC(alias_pair,gc).
2581         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2582         
2583         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2584         not a pointer to it.  Create an object vector.
2585         (extern_symbols): Turn into an object vector.
2586         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2588 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
2590         PR/20742
2591         * Makefile.in (tree-chrec.o): Depend on params.h.
2592         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2593         default value 20.
2594         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
2595         and fold build with fold_buildN.
2596         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2597         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2598         (tree_contains_chrecs): Compute an estimation of the size of the
2599         given expression.
2600         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2601         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2602         * tree-scalar-evolution.c (simple_iv): Ditto.
2603         * doc/invoke.texi (scev-max-expr-size): Documented.
2605 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
2607         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2608         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2609         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2610         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2611         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2612         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2613         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2614         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2615         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2616         (darwin_fix_and_continue_switch): Delete.
2617         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2618         (SUBTARGET_SWITCHES): Delete.
2619         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2620         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2621         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2622         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2623         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2624         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2625         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2626         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2627         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2628         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2629         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2630         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2631         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2632         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2633         (TARGET_64BIT): Undef before redefining.
2634         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2635         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2636         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2637         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2638         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2639         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2640         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2641         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2642         (ix86_debug_arg_string, ix86_debug_addr_string)
2643         (ix86_align_loops_string, ix86_align_jumps_string)
2644         (ix86_align_funcs_string): Delete.
2645         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2646         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2647         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2648         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2649         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2650         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2651         (SUBTARGET_SWITCHES): Delete.
2652         * config/i386/i386.c (ix86_debug_arg_string): Delete.
2653         (ix86_debug_addr_string): Delete.
2654         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2655         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2656         (ix86_align_loops_string, ix86_align_jumps_string)
2657         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2658         (ix86_align_funcs_string): Make static.
2659         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2660         (ix86_handle_option): New function.
2661         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2662         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2663         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2664         of darwin_fix_and_continue_switch.
2665         (darwin_one_byte_bool): Delete.
2666         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2667         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2668         to darwin_one_byte_bool.
2669         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2670         * config/i386/djgpp.opt, config/i386/i386.opt,
2671         * config/i386/sco5.opt: New files.
2673 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
2675         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2676         fp_zero_operand, fp_register_operand, intreg_operand,
2677         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2678         call_operand, call_operand_address, tgd_symbolic_operand,
2679         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2680         symbolic_operand, symbolic_memory_operand, label_ref_operand,
2681         sp64_medium_pic_operand, data_segment_operand,
2682         text_segment_operand, splittable_symbolic_memory_operand,
2683         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2684         eq_or_neq, normal_comp_operator, noov_compare_op,
2685         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2686         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2687         const64_operand, const64_high_operand, arith11_operand,
2688         arith10_operand, arith_double_operand, arith_double_4096_operand,
2689         arith_double_add_operand, arith11_double_operand,
2690         arith10_double_operand, small_int, small_int_or_double,
2691         uns_small_int, uns_arith_operand, clobbered_register,
2692         input_operand, compare_operand): Delete.
2693         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
2694         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2695         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2696         (GEN_HIGHINT64, GEN_INT64): Delete.
2697         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2698         gen_safe_XOR64): Adjust for above deletion.
2699         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2700         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2701         (legitimate_constant_p): Use const_zero_operand instead.
2702         (sparc_extra_constraint_check): Likewise.
2703         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2704         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2705         (PREDICATE_CODES): Delete.
2706         * config/sparc/sparc.md: Include predicates.md.
2707         (All patterns): Adjust for new predicate names.
2708         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2709         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2710         (movdi): Use general_operand predicate.
2711         (movdi_sp64_dbl): Delete.
2712         (movdi_const64_special): Add 'N' constraint.
2713         (movdicc): Use arith10_operand predicate.
2714         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2715         (movdi_cc_reg_sp64): Use arith10_operand predicate.
2716         (movdi_cc_reg_sp64_trunc): Delete.
2717         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2718         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2719         (subdi3_sp32): Delete.
2720         (subdi3_insn_sp32): Change to define_insn_and_split.
2721         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2722         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2723         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2724         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2725         small_int_operand predicate.
2726         (divdi3, udivdi3): Use arith_operand predicate.
2727         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2728         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2729         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2730         (xordi3_sp64_dbl): Delete.
2731         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2732         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2733         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2734         cmp_ccx_set_not): Use arith_operand predicate.
2735         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2736         * config/sparc/predicates.md: New file.
2738 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
2740         PR tree-optimization/14846
2741         * fold-const.c (fold_single_bit_test_into_sign_test): New,
2742         split out from ...
2743         (fold_single_bit_test): ... here.
2744         (fold_binary): Call fold_single_bit_test_into_sign_test
2745         instead of fold_single_bit_test.
2747 2005-04-20  James E Wilson  <wilson@specifixinc.com>
2749         PR c++/20805
2750         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2751         is another declaration.
2753 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
2755         * config/cris/predicates.md: New file.
2756         * config/cris/cris-protos.h (cris_store_multiple_op_p)
2757         (cris_movem_load_rest_p): Declare.
2758         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2759         (cris_movem_load_rest_p): Ditto.  Globalize.
2760         (cris_bdap_operand, cris_bdap_biap_operand,
2761         cris_orthogonal_operator, cris_commutative_orth_op,
2762         cris_operand_extend_operator,
2763         cris_additive_operand_extend_operator, cris_extend_operator,
2764         cris_plus_or_bound_operator, cris_mem_op,
2765         cris_general_operand_or_symbol,
2766         cris_general_operand_or_gotless_symbol,
2767         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2768         cris_load_multiple_op): Remove predicate functions.
2769         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2770         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2771         * config/cris/cris.h (PREDICATE_CODES): Don't define.
2772         * config/cris/cris.md: Include predicates.md.
2773         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2775 2005-04-20  Ian Lance Taylor  <ian@airs.com>
2777         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2778         * c-common.h (STMT_EXPR_STMT): Don't define.
2779         (STMT_EXPR_NO_SCOPE): Don't define.
2780         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2781         * c-pretty-print.c (pp_c_primary_expression): Likewise.
2782         (pp_c_expression): Likewise.
2784 2005-04-20  Richard Henderson  <rth@redhat.com>
2786         PR target/21100
2787         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2789 2005-04-20  Jeff Law  <law@redhat.com>
2791         * reload1.c (reload): Ignore equivalences between pseudos and
2792         read only memory.
2794 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
2796         PR c/12913
2797         * c-tree.h (struct c_label_list): Update comment.
2798         (struct c_label_context): Rename to struct c_label_context_se.
2799         (label_context_stack): Rename to label_context_stack_se.
2800         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2801         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2802         c_end_vm_scope): New.
2803         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2804         * c-decl.c (pop_scope): Call c_end_vm_scope.
2805         (pushdecl): Call c_begin_vm_scope for variably modified
2806         declarations.
2807         (define_label): Check for jumping into scope of identifier with
2808         variably modified type.  Push label on stack for those defined at
2809         current context of identifiers with variably modified type.
2810         (start_function): Create stack level for context of identifiers
2811         with variably modified type.
2812         (finish_function): Pop stack level for context of identifiers with
2813         variably modified type.
2814         * c-typeck.c (label_context_stack): Rename to
2815         label_context_stack_se.
2816         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2817         (c_finish_goto_label): Check for jumping into scope of identifier
2818         with variably modified type.  Push label on stack for those jumped
2819         to from current context of identifiers with variably modified
2820         type.
2821         (struct c_switch): Add blocked_vm.
2822         (c_start_case): Initialize blocked_vm.
2823         (do_case): Check blocked_vm.
2824         (c_finish_case): Add comment.
2825         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2826         variable label_context_stack.
2828 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
2830         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2831         conditional_replacement, value_replacement, abs_replacement,
2832         minmax_replacement.
2833         (replace_phi_edge_with_variable): Remove argument BB.
2834         (conditional_replacement, value_replacement,
2835         minmax_replacement, abs_replacement): Remove argument PHI_BB.
2836         Update a call to replace_phi_edge_with_variable.
2838         * tree-ssa-phiopt.c: Fix comments.
2840 2005-04-20  Michael Matz  <matz@suse.de>
2842         PR20973
2843         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2844         pseudos.
2846 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
2848         * tree-ssa-phiopt.c: Fix comment typos.
2850         PR tree-optimization/21116
2851         * tree-ssa-phiopt.c: Fix a typo.
2853 2005-04-19  Richard Henderson  <rth@redhat.com>
2855         * builtins.c (expand_builtin_sync_operation): Revert last change.
2856         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2857         not vs new value.
2858         (expand_compare_and_swap_loop): Likewise.
2859         (expand_sync_operation): Remove fallback from NAND to AND; invert
2860         memory operand when expanding from cmpxchg.
2861         (expand_sync_fetch_operation): Likewise.
2862         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2863         compare-and-swap.
2865         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2866         when implementing NAND.  Fix double-add for AFTER.
2867         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2868         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2869         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
2870         memory value.
2871         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2872         memory barrier.
2874         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2875         to return old memory value.
2876         (sync_compare_and_swap_cc<IMODE>): Likewise.
2878         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2879         return pre-reload.  Don't consider output or anti dependencies.
2880         * config/ia64/sync.md (IMODE): New.
2881         (modesuffix): Add QI and HI.
2882         (memory_barrier): Simplify expansion.
2883         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2884         (cmpxchg_acq_<IMODE>): Likewise.
2885         (sync_lock_test_and_set<IMODE>): Likewise.
2886         (sync_lock_release<IMODE>): Likewise.
2888 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
2890         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2891         ~X or ~Y simplify.
2893 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
2895         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
2897 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
2898             Joseph S. Myers  <joseph@codesourcery.com>
2900         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2901         * c-typeck.c (build_c_cast): Check these options.
2902         * doc/invoke.texi: Document these options.
2904 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
2906         * tree-ssa-phiopt.c: Update a comment about the pass.
2908 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
2910         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2911         config/mcore/mcore.c: Fix comment typos.
2913 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
2915         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2916         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2918 2005-04-19  Paul Brook  <paul@codesourcery.com>
2920         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. 
2922 2005-04-19  Andrew Haley  <aph@redhat.com>
2924         PR java/21022
2925         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2926         looking at a field's bitpos.
2928 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2930         * system.h (fopen, fdopen, freopen): Define these to the unlocked
2931         libiberty functions.
2933 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
2935         PR tree-optimization/21096
2936         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2938 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
2940         PR target/21098
2941         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2942         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2944 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
2946         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2947         refers to the function being dumped.
2949 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
2951         * varasm.c (assemble_start_function): Remove reset of in_section.
2953 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
2955         PR tree-optimization/21085
2956         * fold-const (fold_binary): Don't change X % -C to X % C if C has
2957         overflowed.
2959 2005-04-19  Ben Elliston  <bje@au.ibm.com>
2961         * doc/invoke.texi (Optimize Options): Refer to the correct
2962         optimisation flag -ftree-dominator-opts, not -ftree-dom.
2964 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2966         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
2967         alloca argument to be big enough.
2969 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
2971         PR middle-end/21049
2972         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2973         cfun->cfg are NULL.
2975 2005-04-18  Tom Tromey  <tromey@redhat.com>
2977         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2978         typo.
2980 2005-04-18  Richard Henderson  <rth@redhat.com>
2982         * config/alpha/alpha.c (alpha_split_atomic_op): New.
2983         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2984         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
2985         * config/alpha/alpha-protos.h: Update.
2986         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2987         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2988         (attr type): Add ld_l, st_c, mb.
2989         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2990         iornotsi3, xorsi_internal, xornotsi3): New.
2991         * config/alpha/ev4.md (ev4_ld): Add ld_l.
2992         (ev4_ist_c, ev4_mb): New.
2993         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2994         (ev5_ld_l): New.
2995         * config/alpha/ev6.md (ev6_ild): Add ld_l.
2996         (ev6_ist): Add st_c.
2997         (ev6_mb): New.
2998         * config/alpha/sync.md: New file.
3000 2005-04-18  Richard Henderson  <rth@redhat.com>
3002         * builtins.c (expand_builtin_sync_operation): Fold nand to and
3003         for constants.
3005         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3007 2005-04-18  Devang Patel  <dpatel@apple.com>
3009         * config/rs6000/atlivec.md (mulv4si3): New pattern.
3010         
3011 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
3013         PR tree-optimization/20922
3014         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3015         Fold X + c >= X and fold X - c <= X to true.
3017 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
3019         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3020         unsigned int.
3021         (emergency_labeled_state_free): Likewise.
3023 2005-04-18  Nick Clifton  <nickc@redhat.com>
3025         * config/h8300/h8300.md (jump): Remove prescan parameter from
3026         calls to final_scan_insn.
3028         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3029         parameter from calls to final_scan_insn.
3031         * config.gcc (m68hc12): Use the m68hc11.opt file for target
3032         specific options.
3033         (v850e, v850e1): Use the v850.opt file for target specific
3034         options.
3036 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
3038         PR tree-optimization/21001
3039         * tree-optimize.c (init_tree_optimization_passes): Move the
3040         first pass_forwprop immediately before pass_vrp.
3042 2005-04-17  Ian Lance Taylor  <ian@airs.com>
3044         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3045         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3046         from enum tree_code op to bool is_sizeof.
3047         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3048         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3049         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3050         case.
3051         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3052         cases.
3053         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3054         ALIGNOF_EXPR cases.
3056 2005-04-17  Ian Lance Taylor  <ian@airs.com>
3058         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3060 2005-04-17  Richard Henderson  <rth@redhat.com>
3062         * config/alpha/alpha.c (va_list_skip_additions): Only define if
3063         TARGET_ABI_OSF.
3064         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3065         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
3066         of indirection through ssa names while looking for the gpr counter
3067         field.
3068         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3069         saved va_list_gpr_size and va_list_fpr_size.
3071 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3073         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3074         both pointers or both integers.
3076         * tree-vrp.c (maybe_add_assert_expr): Don't assert
3077         ASSERT_EXPRs for single-use variable.
3079         * tree-into-ssa.c: Fix a comment typo.
3081 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
3083         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3084         -mipsN before forcing a default of -mips2.
3086 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3088         * predict.h (IS_TAKEN): Remove.
3089         * rtl.h (NOTE_PREDICTION): Likewise.
3091         * modulo-sched.c (CFG_HOOKS): Remove.
3093         * c-parser.c (N_C_TTYPES): Remove.
3095         * tree-flow-inline.h (get_stmt_operands): Remove.
3096         * lambda-code.c, tree-ssa-loop-unswitch.c,
3097         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3098         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3099         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3100         calls to get_stmt_operands.
3101         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3103 2005-04-17  Richard Henderson  <rth@redhat.com>
3105         PR target/20375
3106         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3107         of CUMULATIVE_ARGS past the last named argument.
3108         (alpha_va_start): Expect pretend_args_size only if strictly less than
3109         6 named arguments.
3111 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3113         PR middle-end/21024
3114         * builtins.c (expand_builtin_strcat): Convert the result of
3115         strlen to the right type.
3116         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3117         avoid creating type mismatches.
3118         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3119         type mismatches.
3121         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3123 2005-04-16  Richard Henderson  <rth@redhat.com>
3125         PR target/21051
3126         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3127         Use the mode of boolean_type_node when the user doesn't provide one.
3128         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3130 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
3132         PR target/20126
3133         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3134         (const)).
3136         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3137         comment.
3139 2005-04-16  Roger Sayle  <roger@eyesopen.com>
3140             Steven Bosscher  <stevenb@suse.de>
3142         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3143         (fold_unary_to_constant): Likewise.
3145 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
3147         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3148         PROP_ASM_SCAN.
3150 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
3152         * doc/install.texi (Specific): Avoid using asterisks in @anchor
3153         names related to target triplets.
3154         Remove i?86-*-esix from platform directory.
3155         Remove powerpc-*-eabiaix from platform directory.
3157 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
3159         PR middle-end/20491
3160         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3161         falling through from SUBREG case to REG.
3163 2005-04-15  Roger Sayle  <roger@eyesopen.com>
3165         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3166         (fold_binary): Update comment mentioning fold_relational_hi_lo.
3167         (fold_binary_to_constant): Simplify using fold_binary.
3168         (fold_unary_to_constant): Likewise, simplify using fold_unary.
3170 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3172         * gthr-posix.c (pthread_cancel): Define.
3173         (pthread_mutexattr_init): Likewise.
3174         (pthread_mutexattr_settype): Likewise.
3175         (pthread_mutexattr_destroy): Likewise.
3177 2005-04-15  David S. Miller  <davem@davemloft.net>
3179         PR target/20673
3180         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3182 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3184         PR tree-optimization/21031
3185         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3186         (forward_propagate_into_cond_1): Call it.  Forward propagate
3187         integer-integer casts into COND_EXPRs.
3189 2005-04-15  Dave Korn  <dave.korn@artimi.com>
3191         * gcc.c (default_compilers): Clarify obscure error message when
3192         reading from standard input.
3194 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3196         * basic-block.h (PROP_EQUAL_NOTES): Remove.
3197         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3199         * tree-ssa-alias.c (init_alias_info): Remove a call to
3200         get_stmt_operands.
3202 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
3204         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3205         of non-virtual PHI nodes like we use to.
3207 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
3209         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3210         (attr_copy_rtx): Do not use it.
3212 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
3214         * doc/tree-ssa.texi: Grammer/abbreviation updates.
3216 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
3218         * tree-vect-transform.c (vectorizable_store): Mark necessary
3219         objects in the vectorized store needing renaming.  Update the
3220         SSA graph for V_MAY_DEF operands in the original store.
3222 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
3224         * tree-ssa-pre.c (compute_avail): It's okay to have
3225         TREE_INVARIANT's here, and value number the resulting expressions.
3226         (create_expression_by_pieces): Make sure operands that were
3227         min_invariant when we started, stay that way.
3229 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
3231         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3233 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3235         PR tree-optimization/20936.
3236         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3238 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3240         * doc/invoke.texi: Fix typos.
3241         * doc/md.texi: Likewise.
3242         * doc/rtl.texi: Likewise.
3243         * doc/sourcebuild.texi: Likewise.
3244         * doc/tm.texi: Likewise.
3246 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
3248         PR tree-optimization/21004
3249         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3250         and floorl in c99 mode only.
3251         * builtins.c (expand_builtin_int_roundingfn): Assert that
3252         fallback_fndecl is not NULL_TREE.
3254 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3256         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3257         * basic-block.h: Update the prototype for
3258         purge_all_dead_edges.
3259         * cfgexpand.c (tree_expand_cfg): Update a call to
3260         purge_all_dead_edges.
3261         * combine.c (combine_instructions): Likewise.
3262         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3263         rest_of_handle_cse2, rest_of_handle_gcse,
3264         rest_of_handle_postreload): likewise.
3266 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
3268         PR middle-end/20739
3269         * gimplify.c (gimplify_addr_expr): Compensate for removal of
3270         e.g. cv-qualification conversions.
3272 2005-04-14  Mike Stump  <mrs@apple.com>
3274         * config/darwin-c.c (framework_construct_pathname): We must
3275         find all headers of a framework in the first instance of it
3276         found in the seach path.
3278 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
3280         PR tree-optimization/21021
3281         * tree-vrp.c (compare_values): Work around a bug in the front
3282         end that produces a comparison of mismatched types.
3284 2004-04-14  Richard Henderson  <rth@redhat.com>
3286         * config/ia64/ia64.h (enum fetchop_code): Remove.
3287         (enum ia64_builtins): Move ...
3288         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
3289         members except BSP and FLUSHRS.
3290         (ia64_init_builtins): Remove __sync builtins.
3291         (ia64_expand_builtin): Likewise.
3292         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3293         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3294         (ia64_expand_lock_release): Remove.
3295         * config/ia64/ia64.md (mf): Move to sync.md.
3296         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3297         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3298         * config/ia64/sync.md: New file.
3299         (memory_barrier): Rename from mf.
3300         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3301         (cmpxchg_acq_<I48MODE>): Likewise.
3302         (sync_lock_test_and_set<I48MODE>): Likewise.
3304         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3305         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
3307 2004-04-14  Richard Henderson  <rth@redhat.com>
3309         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3310         (ix86_compare_emitted): New.
3311         (ix86_expand_compare): Use ix86_compare_emitted if set.
3312         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3313         and ix86_compare_op0 are set.
3314         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3315         (TARGET_CMPXCHG, TARGET_XADD): New.
3316         (ix86_compare_emitted): Declare.
3317         * config/i386/i386.md: Include sync.md
3318         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3319         (UNSPECV_XCHG, UNSPECV_LOCK): New.
3320         * config/i386/sync.md: New file.
3322 2004-04-14  Richard Henderson  <rth@redhat.com>
3324         PR middle-end/14311
3325         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3326         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3327         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3328         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3329         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3330         BT_FN_I8_VPTR_I8_I8): New.
3331         * builtins.def (DEF_SYNC_BUILTIN): New.
3332         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3333         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3334         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3335         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3336         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3337         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3338         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3339         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3340         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3341         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3342         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3343         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3344         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3345         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3346         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3347         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3348         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3349         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3350         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3351         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3352         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3353         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3354         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3355         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3356         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3357         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3358         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3359         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3360         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3361         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3362         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3363         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3364         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3365         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3366         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3367         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3368         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3369         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3370         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3371         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3372         BUILT_IN_SYNCHRONIZE: New.
3373         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3374         as a function.  Accept __sync_ as a prefix as well.
3375         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3376         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3377         expand_builtin_lock_release): New.
3378         (expand_builtin): Call them.
3379         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3380         neither BOTH_P nor FALLBACK_P are defined.
3381         (builtin_type_for_size): New.
3382         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3383         (resolve_overloaded_builtin): New.
3384         * c-common.h (resolve_overloaded_builtin): Declare.
3385         (builtin_type_for_size): Declare.
3386         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3387         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3388         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3389         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3390         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3391         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3392         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3393         sync_compare_and_swap_cc, sync_lock_test_and_set,
3394         sync_lock_release): New.
3395         * optabs.h: Declare them.
3396         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3397         expand_sync_operation, expand_sync_fetch_operation,
3398         expand_sync_lock_test_and_set): Declare.
3399         * genopinit.c (optabs): Add sync optabs.
3400         * optabs.c (init_optabs): Initialize sync optabs.
3401         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3402         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3403         expand_sync_operation, expand_sync_fetch_operation,
3404         expand_sync_lock_test_and_set): New.
3405         * doc/extend.texi (Atomic Builtins): New section
3406         * doc/md.texi (Standard Names): Add sync patterns.
3408 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
3410         * tree-eh.c (lower_try_finally_copy): Generate new code in
3411         response to goto_queue entries as if the queue was sorted by
3412         index, not pointers.
3413         (lower_try_finally_switch): Likewise.
3415 2005-04-14  Richard Henderson  <rth@redhat.com>
3417         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3418         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
3419         register.
3420         (ix86_expand_fp_movcc): Update to match.
3421         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3422         * config/i386/i386-protos.h: Update.
3423         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3424         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3426 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
3428         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3429         refer to 4.0.
3431 2005-04-14  Julian Brown  <julian@codesourcery.com>
3433         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3434         link failures on ppc64 Linux.
3436 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
3438         * config.gcc: Set cpu_type for s390.
3440 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
3442         Fix PR tree-optimization/20963
3443         * tree-ssa-pre.c (compute_avail): Remove special case for
3444         TREE_INVARIANT.
3445         (create_expression_by_pieces): Add value numbers for forced out
3446         statements.
3448 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
3450         * config/cris/cris.md: Replace references to (reg:SI 16) with
3451         (reg:SI CRIS_SRP_REGNUM).
3453 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
3455         PR tree-optimization/20657
3456         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3457         create an appropriate range from it.
3459 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
3461         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3462         <UNSPEC_FIST_CEIL> case.
3464         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3465         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3466         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3467         to implement lfloor and llfloor built-ins as x87 intrinsic function.
3468         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3469         (lfloor<mode>2): New expanders.
3470         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3471         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3472         to implement lceil and llceil built-ins as x87 intrinsic function.
3473         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3474         (lceil<mode>2): New expanders.
3476 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
3478         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3479         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3481 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
3483         PR target/20927
3484         * config/s390/s390-modes.def: Define TFmode.
3486 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
3488         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3489         (JUMP_TABLES_IN_TEXT_SECTION): Define.
3490         * config/mips/mips.c (mips16_insn_length): Remove reference to
3491         JUMP_TABLES_IN_TEXT_SECTION.
3493 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3495         * simplify-rtx.c (simplify_binary_operation_1): Return
3496         scalar or vector of constant 0, depending on the xor's
3497         mode.
3499 2005-04-13  Dale Johannesen  <dalej@apple.com>
3501         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
3502         (objc-act.o):  Ditto.
3503         * objc/objc-act.c (objc_gimplify_expr):  New.
3504         (objc_get_callee_fndecl):  New.
3505         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
3506         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
3507         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
3509 2005-04-13  Devang Patel  <dpatel@apple.com>
3511         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3512         temp variables.
3514 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
3516         CRIS prologue as RTL.
3517         * config/cris/cris-protos.h (cris_emit_movem_store)
3518         (cris_expand_prologue): Prototype.
3519         * config/cris/cris.c (struct machine_function): New member
3520         stdarg_regs.
3521         (cfa_label_num, cris_target_asm_function_prologue): Remove.
3522         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3523         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3524         (cris_load_multiple_op, cris_return_address_on_stack)
3525         (cris_return_address_on_stack_for_return): ISO-Cify.
3526         (cris_store_multiple_op): New predicate function.
3527         (cris_expand_prologue, cris_emit_movem_store): New functions.
3528         (cris_print_operand) <case 'O'>: Handle modifications other than
3529         post-increment.
3530         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3531         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3532         (cris_gen_movem_load): Rearrange slightly to make local variable
3533         src a parameter, removing osrc.
3534         (cris_setup_incoming_varargs): Set machine_function member
3535         stdarg_regs to correspond to the number of registers that need to
3536         be saved.
3537         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3538         CRIS_UNSPEC_GOT.
3539         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
3540         cris_general_operand_or_gotless_symbol accept UNSPEC.
3541         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3542         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3543         ("*cris_store_multiple"): New pattern.  Tweak common comment above
3544         this and "*cris_load_multiple".
3545         ("prologue"): New define_expand.
3547         * config/cris/cris.md ("epilogue"): Conditionalize on
3548         TARGET_PROLOGUE_EPILOGUE.
3550 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
3552         PR target/20924
3553         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3554         fpsr 0 instead of fpsr 1.
3555         (divsf3_internal_thr): Ditto.
3556         (divdf3_internal_lat): Ditto.
3557         (divdf3_internal_thr): Ditto.
3558         (divxf3_internal_lat): Ditto.
3559         (divxf3_internal_thr): Ditto.
3561 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
3563         PR tree-optimization/20913
3564         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3566         PR tree-optimization/20702
3567         * tree-vrp.c (maybe_add_assert_expr): Recurse into
3568         dominator children that haven't been walked into.
3570 2005-04-13  Julian Brown  <julian@codesourcery.com>
3572         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3573         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3574         is true.
3576 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
3578         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3579         config/i386/sse.md: Fix comment typos.
3581         * genattrtab.c (NULL_ATTR): Remove.
3582         * ifcvt.c (NULL_EDGE): Likewise.
3584         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3586         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3587         NOTE_PREDICT): Remove.
3589 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3591         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3592         * configure: Regenerate.
3593         * config.in: Likewise.
3594         * system.h: Declare vsnprintf if not already declared.
3596 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3598         * optc-gen.awk: Handle stand-alone Mask records.
3599         * opth-gen.awk: Likewise.
3600         * doc/options.texi (Option file format): Document them.
3601         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3602         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3603         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3604         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3605         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3606         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3607         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3608         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3609         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3610         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3611         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3612         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3613         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3614         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3615         TARGET_LONG_DOUBLE_128): Likewise.
3616         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3617         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3618         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3619         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3620         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3621         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3622         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3623         * config/sparc/sparc.c (fpu_option_set): New global.
3624         (sparc_handle_option): New function.
3625         (sparc_override_options): Test fpu_option_set.
3626         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3627         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3628         * config/sparc/sparc.opt: New file.
3629         * config/sparc/little-endian.opt: Likewise.
3630         * config/sparc/long-double-switch.opt: Likewise.
3632 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
3634         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3635         (bfin_handle_options): Set it if -mshared-library-id= is seen.
3636         * config/bfin/bfin.opt (mshared-library-id=): Lose
3637         Var(bfin_lib_id_given).
3639 2005-04-13  Matt Thomas  <matt@3am-software.com>
3641         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3642         defining.
3644 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
3646         * rtl.h (CLEAR_RTX_FLAGS): Remove.
3648         * cgraphunit.c (INSNS_PER_CALL): Remove.
3650         * tree-ssa-forwprop.c (vars,
3651         record_single_argument_cond_exprs,
3652         substitute_single_use_vars): Remove.
3653         (forward_propagate_into_cond_1, forward_propagate_into_cond):
3654         New.
3655         (tree_ssa_forward_propagate_single_use_vars): Call
3656         forward_propagate_into_cond for each COND_EXPR.
3658         * tree-inline.c (INSNS_PER_STMT): Remove.
3660 2005-04-12  Richard Henderson  <rth@redhat.com>
3662         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3663         (ix86_expand_sse_fp_minmax): ... from ...
3664         (ix86_expand_fp_movcc): ... here.
3665         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3666         * config/i386/i386-protos.h: Update.
3667         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3668         (sse_setccsf, sse_setccdf): Allow before reload.
3669         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3670         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3671         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3672         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3673         (anddf3, nanddf3, iordf3, xordf3): New.
3675 2005-04-12  Jeff Law  <law@redhat.com>
3677         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3678         (tree-ssa-uncprop.o): Add dependencies.
3679         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3680         * tree-flow.h (remove_useless_stmts): Remove prototype.
3681         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3682         remove_useless_stmts.
3683         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3684         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3685         * tree-pass.h (pass_uncprop): Declare.
3686         * tree-ssa-uncprop.c: New file.
3688 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
3690         PR target/20670
3691         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3693 2005-04-12  Caroline Tice  <ctice@apple.com>
3695         Temporary fix for partitioning problems.
3696         * passes.c (rest_of_handle_final): Remove code that
3697         frees unlikely_text_section_name,
3698         * varasm.c (assemble_start_function): Test for partitioning
3699         flag before writing out section labels.
3700         (assemble_end_function): Test for partitioning flag before
3701         writing out section labels.
3703 2005-04-12  Steven Bosscher  <stevenb@suse.de>
3704             Stuart Hastings <stuart@apple.com>
3705             Jan Hubicka  <jh@suse.cz>
3707         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
3708         references to gt-tree-cfg.h.
3709         * basic-block.h (struct basic_block_def): Don't skip rbi
3710         for garbage collection.
3711         (struct reorder_block_def): Make GTY-able.
3712         (struct control_flow_graph): New structure.
3713         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3714         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3715         but instead defines to the control_flow_graph for cfun.
3716         (label_to_block_map): New define, points to the label map of
3717         the control_flow_graph for cfun.
3718         (n_edges_for_function, n_basic_blocks_for_function,
3719         last_basic_block_for_function, basic_block_info_for_function,
3720         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3721         basic_block_info_for_function, label_to_block_map_for_function):
3722         Counterparts for the above, taking a struct function as an extra
3723         argument.
3724         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3725         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3726         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3727         (alloc_rbi_pool, free_rbi_pool): Remove.
3728         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3729         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3730         here...
3731         (cfg_layout_finalize) ... and don't free it here.
3732         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3733         garbage collected.
3734         * flow.c (free_basic_block_vars): Set label_to_block_map and
3735         n_edges to zero too.
3736         * function.h (struct function): Add cfg field.
3737         * function.c (allocate_struct_function): Allocate the cfg.
3738         * tree-cfg.c (label_to_block_map): Remove.
3739         (build_tree_cfg): Don't allocate the rbi pool here...
3740         (delete_tree_cfg_annotations): ...and don't free it here.
3741         Also don't nullify label_to_block_map for cfun.
3743 2005-04-12  Caroline Tice  <ctice@apple.com>
3745         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3746         Revert my patch from April 9.
3747         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3748         (reorder_basic_blocks): Revert my patch from April 9.
3749         (insert_section_boundary_note): Revert my patch from April 9.
3750         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3751         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3752         (COLD_END_LABEL):  Revert my patch from April 9.
3753         (cold_text_section_label):  Revert my patch from April 9.
3754         (cold_end_label): Revert my patch from April 9.
3755         (dwarf2out_switch_text_section): Revert my patch from April 9.
3756         (output_aranges): Revert my patch from April 9.
3757         (output_ranges):  Revert my patch from April 9.
3758         (output_line_info): Revert my patch from April 9.
3759         (add_location_or_const_value_attribute):  Revert my patch from April 9.
3760         (dwarf2out_var_location): Revert my patch from April 9.
3761         (dwarf2out_init):  Revert my patch from April 9.
3762         (dwarf2out_finish): Revert my patch from April 9.
3763         * function.h (struct function): Revert my patch from April 9.
3764         * opts.c (decode_options): Revert my patch from April 9.
3765         * output.h (unlikely_section_label, hot_section_label,
3766         hot_section_end_label, cold_section_end_label,
3767         unlikely_text_section_name): Revert my patch from April 9.
3768         * passes.c (rest_of_handle_final): Revert my patch from April 9.
3769         * varasm.c (unlikely_section_label, hot_section_label,
3770         hot_section_end_label, cold_section_end_label,
3771         unlikely_text_section_name): Revert my patch from April 9.
3772         (initialize_cold_section_name): Revert my patch from April 9.
3773         (unlikely_text_section): Revert my patch from April 9.
3774         (in_unlikely_text_section): Revert my patch from April 9.
3775         (named_section): Revert my patch from April 9.
3776         (function_section): Revert my patch from April 9.
3777         (current_function_section): Revert my patch from April 9.
3778         (assemble_start_function): Revert my patch from April 9.
3779         (assemble_end_function): Revert my patch from April 9.
3780         (default_section_type_flags_1): Revert my patch from April 9.
3782 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
3784         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3785         * config/sparc/sparc.md (untyped_call): Save the registers manually.
3787         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3789 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
3791         PR middle-end/20917
3792         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3793         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3795 2004-04-12  Richard Henderson  <rth@redhat.com>
3797         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3798         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3799         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3800         (UNSPEC_*, UNSPECV_*): Renumber.
3802 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
3804         PR mudflap/19266
3805         From Richard Henderson <rth@redhat.com>:
3806         * tree-mudflap.c (mf_build_check_statement_for): Correct block
3807         splitting logic.
3809 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
3811         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3813 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3815         * config/bfin/bfin.c (bfin_library_id_string): Remove.
3816         (bfin_library_id): New variable.
3817         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3818         instead of bfin_library_id_string.
3819         (bfin_handle_option): New function.
3820         (override_options): Remove most code to deal with shared library IDs,
3821         just check they aren't used without -mid-shared-library.
3822         (TARGET_HANDLE_OPTION): Define.
3823         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3824         * config/bfin/bfin.opt (mshared-library-id=): New.
3826 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
3828         * tree-vect-transform.c: Fix comment typos.
3830 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3832         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3833         split critical edges when not possible/profitable.
3835 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
3837         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3838         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3839         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3840         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3841         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3842         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3843         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3844         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3845         MASK_NO_BITFIELD.
3846         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3847         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3848         * config/ns32k/ns32k.opt: New file.
3850 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
3852         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3853         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3854         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3855         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3856         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3857         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3858         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3859         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3860         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3861         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3862         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3863         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3864         (MASK_COLDFIRE): Formatting fixes.
3865         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3866         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3867         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3868         "_current_shared_library_a5_offset_".
3869         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3870         (MASK_ALL_CPU_BITS): New macro.
3871         (m68k_handle_option): New function.
3872         (override_options): Remove handling of m68k_library_id_string.
3873         * config/m68k/m68k.opt: New file.
3874         * config/m68k/ieee.opt: New file.
3876 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
3878         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3879         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3880         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3881         (TARGET_CXX): Adjust accordingly.
3882         * target.h (struct gcc_target): Remove epxort_class_data.  Add
3883         determine_class_data_visibility and class_data_always_comdat.
3884         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3885         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3886         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3887         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3888         (arm_cxx_determine_class_data_visibility): New.
3889         (arm_cxx_class_data_always_comdat): Likewise.
3890         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3891         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3892         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3893         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3894         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3895         Define.
3897 2005-04-11  Devang Patel  <dpatel@apple.com>
3899         * tree-data-ref.c (build_classic_dist_vector,
3900         compute_subscript_distance): Make externally visible.
3901         * tree-data-ref.h (build_classic_dist_vector,
3902         compute_subscript_distance): Same.
3903         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3904         Check distance vector against vectorization factor.
3905         (vect_analyze_loop): Determine vectorizaion factor before
3906         analyzing data dependences.
3907         * tree-vectorizer.c (loops_num): Make it externally visible and
3908         rename ...
3909         * tree-vectorizer.c (vect_loops_num): ... new name.
3910         * tree-vectorizer.h  (vect_loops_num): New.
3912 2005-04-11  Devang Patel  <dpatel@apple.com>
3914         * tree-vect-analyze.c (vect_analyze_operations): Check
3915         vectorizable codition.
3916         * tree-vect-transform.c (vect_is_simple_cond): New function.
3917         (vectorizable_condition): New function.
3918         (vect_transform_stmt): Handle condition_vec_info_type.
3919         * tree-vectorizer.h (enum stmt_vec_info_type): Add
3920         condition_vec_info_type.
3921         (vectorizable_condition): New.
3923 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
3925         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3926         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3927         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3929         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3930         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3932         * dwarf2out.c (output_line_info): Don't try to dereference
3933         a NULL current_function_decl.
3935         * config/t-slibgcc-darwin: Don't put shared libraries in
3936         directories other than $(slibdir).
3937         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3938         OS uses for it.
3940 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
3942         PR tree-optimization/20933
3943         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3944         logic to reject aliases between read-only and writable
3945         variables ...
3946         (may_alias_p): ... here.
3947         (get_tmt_for): Do not associate read-only tags to pointers
3948         whose pointed-to type is not read-only.
3949         * tree-ssa.c (verify_ssa): Check that memory stores have at
3950         least one V_MAY_DEF or V_MUST_DEF.
3952 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3954         PR/17092
3955         * configure.ac (gcc_UNLOCKED_FUNCS): New.
3956         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3957         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3958         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3959         _unlocked function.
3960         (fwrite_unlocked): Fix prototype.
3962         * configure, config.in: Regenerate.
3964 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
3966         * tree-ssa-loop-im.c: Include real.h.
3967         (determine_invariantness_stmt): If real division divisor is
3968         invariant and flag_unsafe_math_optimizations enabled, generate
3969         invariant reciprocal for hoisting.
3970         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3972 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
3974         Fix PR tree-optimization/20926
3976         * tree-ssa-alias.c (add_type_alias): Handle subvars.
3978 2005-04-11  Devang Patel  <dpatel@apple.com>
3980         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3981         operand ordering.
3983 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
3985         * fold-const.c (fold_binary_op_with_conditional_arg):
3986         use fold_buildN instead of "fold (buildN" in some
3987         non obvious places.
3988         (fold_unary): Likewise.
3989         (fold_binary): Likewise.
3991 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
3993         Fix PR tree-optimization/20612
3994         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3995         handling
3996         (perfect_nestify): preheaderbb is *not* part of loop of the
3997         old destination.
3999 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
4001         * tree-ssa-alias.c (may_alias_p): If the variable
4002         is a global variable and the pointer is parameter
4003         and -fargument-noalias-global is used, then
4004         the pointer cannot alias the variable.
4006 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
4008         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4009         * config/sparc/sparc.h: Likewise.
4010         * config/sparc/sparc.md: Likewise.
4012 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
4014         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4016         * tree-vrp.c: Fix a comment typo.
4018 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
4020         PR tree-optimization/20920
4021         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4022         SSA_NAME flows through an abnormal edge.
4023         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4024         through abnormal edges.
4025         (maybe_add_assert_expr): Likewise.
4027 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
4029         * config/s390/s390.h (s390_tune_string, s390_arch_string)
4030         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4031         (s390_stack_size_string, s390_stack_guard_string, target_flags)
4032         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4033         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4034         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4035         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4036         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4037         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4038         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4039         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4040         (TARGET_HANDLE_OPTION): Likewise.
4041         (s390_tune): Initialize to PROCESSOR_max.
4042         (s390_arch_string): Make static.
4043         (s390_tune_string, s390_warn_framesize_string): Delete.
4044         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4045         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4046         (s390_handle_arch_option, s390_handle_option): New functions.
4047         (override_options): Remove parsing of option strings.
4048         * config/s390/s390.opt: New file.
4050 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
4052         * tree-complex.c (expand_vector_operations): Call
4053         update_stmt_if_modified.
4055 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
4057         * tree-vect-analyze (vect_determine_vectorization_factor):
4058         Do not use GET_MODE_NUNITS.
4059         * tree-vect-transform.c (vect_get_vec_def_for_operand,
4060         (vectorizable_load, vect_transform_loop): Likewise.
4062 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
4064         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4065         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4066         * optabs.h (enum optab_index): Add new OTI_lceil.
4067         (lceil_optab): Define corresponding macro.
4068         * optabs.c (init_optabs): Initialize lceil_optab.
4069         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4070         and lceildi2 patterns.
4071         * builtins.c (expand_builtin_int_roundingfn): Handle
4072         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4073         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4074         BUILT_IN_LLCEIL{,F,L}.
4075         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4076         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4077         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4078         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4079         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4080         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4081         into lceil built-in function and (long long int)ceil{,f,l} into
4082         llceil built-in function.
4083         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4084         BUILT_IN_LLCEIL.
4086 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4088         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4089         zero.
4091 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
4093         * config/arm/arm.c: Fix a comment typo.
4094         * doc/tree-ssa.texi: Fix a typo.
4096 2005-04-10  Steven Bosscher  <stevenb@suse.de>
4098         * cselib.c (clear_table): Rename to cselib_clear_table.
4099         * cselib.h (cselib_clear_table): Add prototype.
4100         * gcse.c (gcse_main): Make 'f' argument unused.
4101         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4102         of each basic block instead.
4103         (compute_sets, compute_hash_table_work): Likewise.
4104         (constprop_register): Change int 'alter_jumps' argument to bool.
4105         (do_local_cprop): Likewise.
4106         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
4107         the insn chain.  Explicitly clear the cselib tables after finishing
4108         one basic block.  Make sure there are no unterminated libcall blocks.
4109         Update compute_sets call.
4110         (cprop): Walk basic blocks instead of the insn chain.
4111         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4112         Likewise.
4113         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4114         one_cprop_pass calls.
4116 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
4118         * combine.c (combine_simplify_rtx): Remove a transformation that
4119         relies on an invalid assumption about rtl sign-extension semantics.
4121 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
4123         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4124         to build_int_cst_wide.
4126 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
4128         PR target/20126
4129         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4130         set the original address pseudo to the correct value before the
4131         original insn, if possible, and leave the insn alone, otherwise
4132         create a new pseudo, set it and replace it in the insn.
4133         * recog.c (validate_change_maybe_volatile): New.
4134         * recog.h (validate_change_maybe_volatile): Declare.
4136 2005-04-09  Caroline Tice  <ctice@apple.com>
4138         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4139         Remove targetm.have_named_sections test.
4140         (fix_edges_for_rarely_executed_code): Likewise.
4141         (insert_section_boundary_note): Likewise.
4142         (reorder_basic_blocks): Check partitioning flag before calling
4143         verify_hot_cold_block_grouping.
4144         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4145         the function struct rather than global variables.
4146         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4147         (COLD_END_LABEL): Likewise
4148         (cold_text_section_label): New static global variable.
4149         (cold_end_label): Likewise.
4150         (dwarf2out_switch_text_section): Get hot/cold section labels from
4151         the function struct rather than global variables.
4152         (output_aranges): Use cold_text_section_label and cold_end_label;
4153         check partitioning flag before putting out delta.
4154         (output_ranges): Remove incorrect code attempting to use
4155         hot/cold labels.
4156         (output_line_info): Get cold section label from function struct.
4157         (add_location_or_const_value_attribute): Likewise.
4158         (get_subprogram_die): Get hot/cold section labels from function struct.
4159         (dwarf2out_var_location): Likewise.
4160         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4161         write out cold_text_section_label if partition flag is set.
4162         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4163         * function.h (struct function): Add new fields to point to hot/cold
4164         section labels: hot_section_label, cold_section_label,
4165         hot_section_end_label and cold_section_end_label; also add new field
4166         for cold text section name, unlikely_text_section_name.
4167         * opts.c (decode_options): Turn off partitioning flag if
4168         !targetm.have_named_sections.
4169         * output.h (hot_section_label): Remove.
4170         (hot_section_end_label): Remove.
4171         (cold_section_end_label): Remove.
4172         (unlikely_section_label): Remove.
4173         (unlikely_text_section_name): Remove.
4174         * passes.c (rest_of_handle_final):  Remove code that frees
4175         unlikely_text_section_name.
4176         * varasm.c (unlikely_section_label): Remove.
4177         (hot_section_label): Remove.
4178         (hot_section_end_label): Remove.
4179         (cold_section_end_label): Remove.
4180         (unlikely_text_section_name):  Remove.
4181         (initialize_cold_section_name): Modify to call
4182         targetm.strip_name_encoding; to store cold section name in current
4183         function struct, if it exists; and to only use the decl_section_name
4184         if flag_named_sections is true.
4185         (unlikely_text_section): Modify to get section name out of current
4186         function struct, if there is one; otherwise build it from
4187         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4188         (in_unlikely_text_section): Likewise.
4189         (named_section): Modify to get/put cold section name in current function
4190         struct, if there is one.
4191         (function_section):  Change 'bool unlikely' to 'int reloc'; check
4192         targetm.have_named_sections before calling named_section.
4193         (current_function_section): Likewise.
4194         (assemble_start_function): Modify to get/put unlikely_text_section_name
4195         in current function struct; modify to get hot/cold section labels
4196         from function struct; initialize labels using
4197         ASM_GENERATE_INTERNAL_LABEL;
4198         test partitioning flag before writing out hot section label.
4199         (assemble_end_function): Test partitioning flag before writing out
4200         hot/cold section labels.
4201         (default_section_type_flags_1):  Modify to use array instead of
4202          char* for unlikely_text_section_name; set flags correctly for
4203          cold text section if there is not a current function decl.
4205 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
4207         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4208         and TI_VA_LIST_FPR_COUNTER_FIELD.
4209         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4210         * tree-pass.h (pass_stdarg): Add.
4211         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4212         * tree-stdarg.c: New file.
4213         * tree-stdarg.h: New file.
4214         * Makefile.in (OBJS-common): Add tree-stdarg.o.
4215         (tree-stdarg.o): Add dependencies.
4216         * function.h (struct function): Add va_list_gpr_size and
4217         va_list_fpr_size fields.
4218         * function.c (allocate_struct_function): Initialize them.
4219         * target.h (struct gcc_target): Add stdarg_optimize_hook.
4220         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4221         (TARGET_INITIALIZER): Add it.
4223         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4224         va_list_{g,f}pr_counter_field.
4225         (ix86_setup_incoming_varargs): Don't do anything if reg_save
4226         area will not be used.  Only save registers that tree-stdarg.c
4227         detected they need saving.
4228         (ix86_va_start): Don't set up fields that won't be used.
4230         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4231         va_list_{g,f}pr_counter_field.
4232         (setup_incoming_varargs): Don't do anything if reg_save
4233         area will not be used.  Only save registers that tree-stdarg.c
4234         detected they need saving.
4235         (rs6000_va_start): Don't set up fields that won't be used.
4237         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4238         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4239         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4240         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4242 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
4244         PR target/20795
4245         * config/i386/i386.c (construct_container): Pass empty aligned
4246         struct, union or class in memory.
4248 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
4250         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4251         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4252         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4253         config/rs6000/predicates.md: Fix comment typos.
4255         * sched-int.h (haifa_insn_data): Remove blockage and units.
4256         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4257         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4258         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4260 2005-04-09  Jan Hubicka  <jh@suse.cz>
4261             Steven Bosscher  <stevenb@suse.de>
4263         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4264         * cfgloop.c (get_loop_exit_edges): Likewise.
4265         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4266         (unloop): Likewise.
4267         * loop-unroll.c (analyze_insns_in_loop): Likewise.
4268         * tree-cfg.c (dump_cfg_status): Likewise.
4270 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
4272         * config/rs6000/predicates.md (altivec_register_operand): Remove
4273         redundant match_code test.
4274         (gpc_reg_operand): Same.
4275         (cc_reg_operand): Same.
4276         (cc_reg_not_cr0_operand): Same.
4278 2005-04-09  Jan Hubicka  <jh@suse.cz>
4280         Forgotten hunk from my last merge patch:
4281         * final.c (output_addr_const): Do not call mark_referenced.
4283 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
4285         * doc/tree-ssa.texi: Add immediate use documentation.
4287 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
4289         * arm.c (FL_WBUF): Define.
4290         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
4291         (arm_is_6_or_7): Delete.
4292         (arm_tune_wbuf): New.
4293         (arm_override_options): Set arm_tune_wbuf.
4294         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4295         (arm_is_6_or_7): Delete declaration.
4296         (arm_tune_wbuf): New declartion.
4297         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4298         (model_wbuf): Derive from arm_tune_wbuf.
4299         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4300         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4301         (arm740t): Mark CPUs as having a write buffer.
4303 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
4305         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4306         of 'const_double_operand' in operand 2 constraints.  Update enable
4307         condition.
4309 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
4311         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4312         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4313         * optabs.h (enum optab_index): Add new OTI_lfloor.
4314         (lfloor_optab): Define corresponding macro.
4315         * optabs.c (init_optabs): Initialize lfloor_optab.
4316         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4317         and lfloordi2 patterns.
4318         * builtins.c (expand_builtin_int_roundingfn): New prototype.
4319         (expand_builtin_int_roundingfn): New function.
4320         (fold_builtin_int_roundingfn): New prototype.
4321         (fold_builtin_int_roundingfn): New function, renamed from
4322         fold_builtin_lround.
4323         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4324         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4325         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4326         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4327         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4328         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4329         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4330         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4331         into lfloor built-in function and (long long int)floor{,f,l} into
4332         llfloor built-in function.
4333         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4334         BUILT_IN_LLFLOOR.
4336 2005-04-08  Ian Lance Taylor  <ian@airs.com>
4338         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4339         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4340         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4341         (DO_COND, DO_BODY): Likewise.
4342         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4343         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4344         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4345         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4346         (build_continue_stmt, build_break_stmt): Don't declare.
4347         (c_do_switch_warnings): Update declaration.
4348         * c-gimplify.c (enum bc_t): Remove.
4349         (struct c_gimplify_ctx, ctxp): Remove.
4350         (push_context, pop_context): Remove static functions.
4351         (c_genericize): Don't call push_context or pop_context.
4352         (begin_bc_block, finish_bc_block): Remove static functions.
4353         (build_bc_goto): Likewise.
4354         (gimplify_c_loop): Likewise.
4355         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4356         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4357         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4358         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4359         * c-common.c (c_do_switch_warnings): Rename from
4360         c_do_switch_warnings_1.
4361         (c_do_switch_warnings) [old version]: Remove.
4362         (c_do_switch_expr_warnings): Remove.
4363         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4364         function instead of c_do_switch_expr_warnings.
4365         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4366         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4367         * c-pretty-print.c (pp_c_statement): Likewise.
4368         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4370 2005-04-08  Devang Patel  <dpatel@apple.com>
4372         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4373         While selecting replacement condition pay attention to loop header.
4375 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
4377         Merge from tree-cleanup-branch: VRP, store CCP, store
4378             copy-prop, incremental SSA updating of FUD chains and
4379             newly exposed symbols.
4381         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4382         (OBJS-common): Add tree-vrp.o.
4383         (tree-vrp.o): New rule.
4384         * basic-block.h (nearest_common_dominator_for_set): Declare.
4385         * common.opt (ftree-store-ccp): New flag.
4386         (ftree-copy-prop): New flag.
4387         (ftree-vrp): New flag.
4388         (ftree-store-copy-prop): New flag.
4389         * dominance.c (nearest_common_dominator_for_set): New.
4390         * domwalk.c (walk_dominator_tree): Only traverse
4391         statements in blocks marked in walk_data->interesting_blocks.
4392         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4393         * fold-const.c (fold): Handle ASSERT_EXPR.
4394         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4395         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4396         flag_tree_vrp at -O2.
4397         * timevar.def (TV_TREE_VRP): Define.
4398         (TV_TREE_COPY_PROP): Define.
4399         (TV_TREE_STORE_COPY_PROP): Define.
4400         (TV_TREE_SSA_INCREMENTAL): Define.
4401         (TV_TREE_STORE_CCP): Define.
4402         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4403         to kill_redundant_phi_nodes from comment.
4404         (verify_expr): Handle ASSERT_EXPR.
4405         * tree-dfa.c (mark_new_vars_to_rename): Remove second
4406         argument.  Update all users.
4407         (mark_call_clobbered_vars_to_rename): Remove.  Update all
4408         users.
4409         * tree-flow-inline.h (unmodifiable_var_p): New.
4410         * tree-flow.h (enum value_range_type): Declare.
4411         (struct value_range_def): Declare.
4412         (value_range): Declare.
4413         (remove_all_phi_nodes_for): Remove.  Update all users.
4414         (find_phi_node_for): Declare.
4415         (add_type_alias): Declare.
4416         (count_uses_and_derefs): Declare.
4417         (kill_redundant_phi_nodes): Remove.
4418         (rewrite_into_ssa): Remove.
4419         (rewrite_def_def_chains): Remove.
4420         (update_ssa, register_new_name_mapping, create_new_def_for,
4421         need_ssa_update_p, name_registered_for_update_p,
4422         release_ssa_name_after_update_ssa, dump_repl_tbl,
4423         debug_repl_tbl, dump_names_replaced_by,
4424         debug_names_replaced_by, mark_sym_for_renaming,
4425         mark_set_for_renaming, get_current_def, set_current_def,
4426         get_value_range, dump_value_range, debug_value_range,
4427         dump_all_value_ranges, debug_all_value_ranges,
4428         expr_computes_nonzero, loop_depth_of_name,
4429         unmodifiable_var_p): Declare.
4430         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4431         ASSERT_EXPR.
4432         * tree-into-ssa.c (block_defs_stack): Update comment.
4433         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4434         syms_to_rename, names_to_release, repl_tbl,
4435         need_to_initialize_update_ssa_p, need_to_update_vops_p,
4436         need_to_replace_names_p): New locals.
4437         (NAME_SETS_GROWTH_FACTOR): Define.
4438         (struct repl_map_d): Declare.
4439         (struct mark_def_sites_global_data): Add field
4440         interesting_blocks.
4441         (enum rewrite_mode): Declare.
4442         (REGISTER_DEFS_IN_THIS_STMT): Define.
4443         (compute_global_livein): Use last_basic_block instead of
4444         n_basic_blocks.
4445         (set_def_block): Remove last argument.  Update all callers.
4446         (prepare_use_operand_for_rename): Remove.  Update all callers.
4447         (prepare_def_operand_for_rename): Remove.  Update all callers.
4448         (symbol_marked_for_renaming): New.
4449         (is_old_name): New.
4450         (is_new_name): New.
4451         (repl_map_hash): New.
4452         (repl_map_eq): New.
4453         (repl_map_free): New.
4454         (names_replaced_by): New.
4455         (add_to_repl_tbl): New.
4456         (add_new_name_mapping): New.
4457         (mark_def_sites): Assume that all the operands in the
4458         statement are in normal form.
4459         (find_idf): Assert that the block in the stack is valid.
4460         (get_default_def_for): New.
4461         (insert_phi_nodes_for): Add new argument 'update_p'.
4462         Add documentation.
4463         If update_p is true, add a new mapping between the LHS of
4464         each new PHI and the name that it replaces.
4465         (insert_phi_nodes_1): Only call find_idf if needed.
4466         (get_reaching_def): Call get_default_def_for.
4467         (rewrite_operand): Remove.
4468         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4469         and REWRITE_THIS_STMT are false.
4470         Assume that all the operands in the statement are in
4471         normal form.
4472         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4473         (rewrite_virtual_phi_arguments): Remove.
4474         (invalidate_name_tags): Remove.
4475         (register_new_update_single, register_new_update_set,
4476         rewrite_update_init_block, replace_use,
4477         rewrite_update_fini_block, rewrite_update_stmt,
4478         rewrite_update_phi_arguments): New.
4479         rewrite_blocks): Remove argument 'fix_virtual_phis'.
4480         Add arguments 'entry', 'what' and 'blocks'.
4481         Initialize the dominator walker according to 'what' and
4482         'blocks'.
4483         Start the dominator walk at 'entry'.
4484         (mark_def_site_blocks): Add argument 'interesting_blocks'.
4485         Use it to configure the dominator walker.
4486         (rewrite_into_ssa): Remove argument 'all'.
4487         Make internal.
4488         (rewrite_all_into_ssa): Remove.
4489         (rewrite_def_def_chains): Remove.
4490         (mark_def_interesting, mark_use_interesting,
4491         prepare_phi_args_for_update, prepare_block_for_update,
4492         prepare_def_site_for, prepare_def_sites,
4493         dump_names_replaced_by, debug_names_replaced_by,
4494         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4495         delete_update_ssa, create_new_def_for,
4496         register_new_name_mapping, mark_sym_for_renaming,
4497         mark_set_for_renaming, need_ssa_update_p,
4498         name_registered_for_update_p, ssa_names_to_replace,
4499         release_ssa_name_after_update_ssa,
4500         insert_updated_phi_nodes_for, update_ssa): New.
4501         * tree-loop-linear.c (linear_transform_loops): Call
4502         update_ssa instead of rewrite_into_ssa.
4503         * tree-optimize.c (vars_to_rename): Remove.
4504         Update all users.
4505         (init_tree_optimization_passes): Replace
4506         pass_redundant_phi with pass_copy_prop.
4507         Add pass_vrp.
4508         Replace pass_ccp with pass_store_ccp.
4509         Add pass_store_copy_prop after pass_store_ccp.
4510         (execute_todo): If the TODO_ flags don't include updating
4511         the SSA form, assert that it does not need to be updated.
4512         Call update_ssa instead of rewrite_into_ssa and
4513         rewrite_def_def_chains.
4514         If TODO_verify_loops is set, call verify_loop_closed_ssa.
4515         (tree_rest_of_compilation):
4516         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4517         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4518         TODO_cleanup_cfg): Renumber.
4519         (TODO_verify_loops, TODO_update_ssa,
4520         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4521         TODO_update_ssa_only_virtuals): Define.
4522         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4523         Declare.
4524         * tree-phinodes.c (make_phi_node): Update documentation.
4525         (remove_all_phi_nodes_for): Remove.
4526         (find_phi_node_for): New.
4527         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4528         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4529         (interpret_rhs_modify_expr): Likewise.
4530         * tree-sra.c (decide_instantiations): Mark all symbols in
4531         SRA_CANDIDATES for renaming.
4532         (mark_all_v_defs_1): Rename from mark_all_v_defs.
4533         (mark_all_v_defs): New function.  Update all users to call it
4534         with the whole list of scalarized statements, not just the
4535         first one.
4536         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4537         (compute_flow_insensitive_aliasing): If the tag is
4538         unmodifiable and the variable isn't or vice-versa, don't
4539         make them alias of each other.
4540         (setup_pointers_and_addressables): If the type tag for
4541         VAR is about to change, mark the old one for renaming.
4542         (add_type_alias): New.
4543         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4544         (ccp_lattice_t): Rename from latticevalue.
4545         (value): Remove.  Update all users.
4546         (const_val): New local variable.
4547         (do_store_ccp): New local variable.
4548         (dump_lattice_value): Handle UNINITIALIZED.
4549         (debug_lattice_value): New.
4550         (get_default_value): Re-write.
4551         (set_lattice_value): Re-write.
4552         (def_to_varying): Remove.  Update all users.
4553         (likely_value): Return VARYING for statements that make
4554         stores when STORE_CCP is false.
4555         Return VARYING for any statement other than MODIFY_EXPR,
4556         COND_EXPR and SWITCH_EXPR.
4557         (ccp_initialize): Re-write.
4558         (replace_uses_in, replace_vuse_in, substitute_and_fold):
4559         Move to tree-ssa-propagate.c.
4560         (ccp_lattice_meet): Handle memory stores when
4561         DO_STORE_CCP is true.
4562         (ccp_visit_phi_node): Likewise.
4563         (ccp_fold): Likewise.
4564         (evaluate_stmt): Likewise.
4565         (visit_assignment): Likewise.
4566         (ccp_visit_stmt): Likewise.
4567         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
4568         into DO_STORE_CCP.
4569         (do_ssa_ccp): New.
4570         (pass_ccp): Use it.
4571         (do_ssa_store_ccp): New.
4572         (gate_store_ccp): New.
4573         (pass_store_ccp): Declare.
4574         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4575         (may_propagate_copy): Reformat.
4576         Don't abort if ORIG is a virtual and DEST isn't.
4577         If NEW does not have alias information but DEST does,
4578         copy it.
4579         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4580         copy_prop_kind, which_copy_prop): Declare.
4581         (stmt_may_generate_copy, get_copy_of_val,
4582         get_last_copy_of, set_copy_of_val, dump_copy_of,
4583         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4584         copy_prop_visit_stmt, copy_prop_visit_phi_node,
4585         init_copy_prop, fini_copy_prop, execute_copy_prop,
4586         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4587         store_copy_prop): New.
4588         (pass_copy_prop, pass_store_copy_prop): Declare.
4589         * tree-ssa-dom.c (struct opt_stats_d): Add fields
4590         'num_const_prop' and 'num_copy_prop'.
4591         (cprop_operand): Update them.
4592         (dump_dominator_optimization_stats): Dump them.
4593         (tree_ssa_dominator_optimize): Call update_ssa instead of
4594         rewrite_into_ssa.
4595         (loop_depth_of_name): Declare extern.
4596         (simplify_cond_and_lookup_avail_expr): Guard against NULL
4597         values for LOW or HIGH.
4598         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4599         (record_equivalences_from_stmt): Call expr_computes_nonzero.
4600         (cprop_operand): Only propagate if VAL != OP.
4601         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4602         statement for renaming.
4603         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4604         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4605         add_type_alias if necessary.
4606         Call mark_new_vars_to_rename.
4607         (tree_ssa_iv_optimize): If new symbols need to be renamed,
4608         mark every statement updated, call update_ssa and
4609         rewrite_into_loop_closed_ssa.
4610         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4611         from LIVEIN if VAR is a virtual.
4612         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4613         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4614         (get_call_expr_operands): Reformat statement.
4615         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4616         symbols.
4617         * tree-ssa-propagate.c (ssa_prop_init): Initialize
4618         SSA_NAME_VALUE for every name.
4619         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4620         get_value_loaded_by): New.
4621         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4622         substitute_and_fold): Move from tree-ssa-ccp.c.
4623         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4624         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4625         get_value_loaded_by, replace_uses_in, substitute_and_fold):
4626         Declare.
4627         * tree-ssa.c (verify_use): Fix error message.
4628         (propagate_into_addr, replace_immediate_uses, get_eq_name,
4629         check_phi_redundancy, kill_redundant_phi_nodes,
4630         pass_redundant_phi): Remove.  Update all users.
4631         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4632         add_type_alias, if necessary.
4633         * tree-vectorizer.h (struct _stmt_vect_info): Update
4634         documentation for field 'memtag'.
4635         * tree-vrp.c: New file.
4636         * tree.def (ASSERT_EXPR): Define.
4637         * tree.h (ASSERT_EXPR_VAR): Define.
4638         (ASSERT_EXPR_COND): Define.
4639         (SSA_NAME_VALUE_RANGE): Define.
4640         (struct tree_ssa_name): Add field 'value_range'.
4641         (PHI_REWRITTEN): Remove.
4642         (struct tree_phi_node): Remove field 'rewritten'.
4643         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4644         -ftree-store-copy-prop): Document.
4645         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4646         Document usage of update_ssa.
4648 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
4650         PR target/20814
4651         * config/rs6000/predicates.md (altivec_register_operand): Accept
4652         SUBREG.
4653         (and64_operand): Do not limit CONST_INT to mask64_operand.
4654         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4655         (and_operand): Do not limit CONST_INT to mask_operand.
4657 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
4659         PR rtl-optimization/20466
4660         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4661         for overlap of the address of each list member.
4662         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4664 2005-04-08  Mike Stump  <mrs@apple.com>
4666         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4668         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4669         instead of 4.
4671 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
4673         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4675         * function.c (push_function_context_to): Don't set
4676         contains_functions.
4677         * function.h (function): Remove contains_functions.
4678         (current_function_contains_functions): Remove.
4680         * function.h (function): Remove instrument_entry_exit.
4681         (current_function_instrument_entry_exit): Remove.
4683         * function.h (nonlocal_labels): Remove.
4685         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4687         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4688         (check_attr_value, write_attr_get, write_expr_attr_cache,
4689         find_attr, make_internal_attr): Don't reference negative_ok or
4690         unsigned_p.
4691         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4692         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4693         (ATTR_STATIC): Adjust the value.
4695         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4697 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
4699         * config/s390/tpf.h (ASM_SPEC): Define.
4701 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
4703         * tree-flow.h: Remove the prototype for
4704         redirect_immediate_uses.
4705         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4707 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
4709         * arm.c (arm_const_double_by_parts): New function.
4710         * arm-protos.h (arm_const_double_by_parts): Add prototype.
4711         * arm.md (define_split for 64-bit constants): Add another one.
4713 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
4715         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4717 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4719         * system.h: Revert last change.
4721 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
4723         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4724         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4725         (TARGET_SWITCHES): Delete.
4726         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4727         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4728         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4729         * config/xtensa/xtensa.opt: New file.
4731 2005-04-08  Ben Elliston  <bje@au.ibm.com>
4733         * config/fp-bit.c: Include L_mul_tf in #endif comment.
4734         * config/fp-bit.h: Tidy comments.
4736 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4738         * system.h: Poison PARAMS.
4740 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
4742         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4743         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4744         (TARGET_SWITCHES): Delete.
4745         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4746         * config/vax/vax.opt: New file.
4748 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
4750         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4752 2005-04-07  Ian Lance Taylor  <ian@airs.com>
4754         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4755         define.
4756         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4757         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4758         Likewise.
4760 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
4762         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4763         all immediate uses in PHI nodes.
4765 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
4767         * arm.c (arm_const_double_inline_cost): Handle any constant by
4768         using gen_lowpart and gen_highpart_mode.
4769         (note_invalid_constants): All constants in an RTX with a constraint
4770         that permits memory are now pushed to the constant pool.
4771         (output_move_double): Delete code to handle reg to reg and
4772         constant to reg moves.
4773         (const_double_needs_minipool, output_mov_immediate): Delete.
4774         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4775         CONST_INT and CONST_VECTOR.
4776         * arm.md (ANY64): New mode macro.
4777         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
4778         (movdf_soft_insn): Split reg-reg and const-reg moves.
4779         (split patterns for 64-bit constant and register moves): New.
4780         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4781         (cirrus_movdf_hard_insn): Likewise.
4782         * fpa.md (movdf_fpa): Likewise.
4783         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4784         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4785         constraints.
4786         (movv2si_internal_2): Likewise.
4787         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4788         (movdf_vfp): Likewise.
4789         * arm-protos.h (output_mov_immediate): Delete prototype.
4791 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
4793         PR target/20093
4794         * simplify-rtx.c (simplify_unary_operation_1): Check
4795         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4797 2005-04-06  James E Wilson  <wilson@specifixinc.com>
4799         PR target/20717
4800         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4801         ADDR_EXPR.
4803 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
4805         * coverage.h (GCOV_TYPE_NODE): Delete.
4806         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4807         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4808         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4809         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4810         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4812 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
4814         PR other/20792
4815         * Makefile.in (gcc.pot): Remove options.c dependency.
4816         * optc-gen.awk: Don't quote help strings with N_().
4818 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
4820         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4821         the function returns a pointer type.
4823 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
4825         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4826         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4827         * doc/invoke.texi: Documnet salias-max-implicit-fields.
4828         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4829         explicit_uses members.
4830         (get_or_create_used_part_for): Initialize new fields.
4831         (fieldoff_compare): New function.
4832         (create_overlap_variables_for): Count number of fields, use
4833         heuristic to determine whether to create subvars for vars with
4834         only implicit uses.
4835         Sort the field list by offset and avoid creating duplicate SFT's.
4837 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
4839         * c.opt (-F): Remove trailing whitespace from help string.
4840         (-finput-charset): Use a tab to separate the switch name and help
4841         string.
4842         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4843         (-ftree-vectorizer-verbose): Likewise.
4845 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
4847         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4848         a PHI argument where a use occurs instead of all PHI arguments.
4850 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
4852         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4853         scope.
4855 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
4857         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4858         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4859         config/bfin/bfin.h: Fix comment typos.
4861 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
4863         * doc/install.texi: Update the URL for Jacks.
4864         * doc/sourcebuild.texi: Likewise.
4866 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
4868         PR target/17245
4869         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4870         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
4872 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
4874         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4876 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
4878         * config/v850/v850-protos.h (override_options): Delete.
4879         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4880         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4881         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4882         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4883         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4884         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4885         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4886         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4887         (OVERRIDE_OPTIONS): Delete.
4888         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4889         (small_memory_info): Remove the value field.
4890         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4891         TARGET_NO_APP_REGS.
4892         * config/v850/v850.c (small_memory): Remove the value field.
4893         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4894         (override_options): Delete.
4895         (v850_handle_memory_option, v850_handle_option): New functions.
4896         * config/v850/v850.opt: New file.
4898 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
4900         * config.host: Add a section for generic hosts, and a subsection
4901         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
4902         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4903         * config/host-darwin.h: New.
4904         * config/x-darwin: New.
4905         * config/i386/host-i386-darwin.c: New.
4906         * config/i386/x-darwin: New.
4907         * config/rs6000/host-darwin.c: Include host-darwin.h.
4908         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4909         (darwin_rs6000_gt_pch_use_address): Likewise.
4910         * config/rs6000/x-darwin: Change name of .o built, update
4911         dependencies for changes to rs6000/host-darwin.c.
4913 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
4915         PR target/17824
4916         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4918 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
4920         * tree-vect-analyze.c (vect_analyze_loop_form): Call
4921         split_loop_exit_edge instead of loop_split_edge_with.
4923 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
4925         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4926         UNSPEC_SET_VSCR): New constants, used throughout.
4927         (*andc3_v4sf): New.
4928         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4929         Replace with...
4930         (altivec_vspltis<VI_char>): ... this pattern, using
4931         a QImode const_int_operand for the immediate.
4932         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4933         define_expands.
4935 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
4937         PR target/17822
4938         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4940 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
4942         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4944 2005-04-06  Ben Elliston  <bje@au.ibm.com>
4946         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4947         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4948         macros as living in "this file" and not gcc.h.
4950 2005-04-06  Ben Elliston  <bje@au.ibm.com>
4952         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4953         -ftree-live_range_split.  Perhaps renamed at some point?
4955 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
4957         PR target/20625
4958         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4959         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4961 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
4963         * tree-flow.h (number_of_iterations_cond): Declaration removed.
4964         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4965         (number_of_iterations_special): New function.
4966         (number_of_iterations_exit): Use number_of_iterations_special.
4967         Use simplify_using_outer_evolutions only at -O3.
4968         (number_of_iterations_cond, tree_simplify_using_condition,
4969         simplify_using_initial_conditions, loop_niter_by_eval,
4970         compare_trees, can_count_iv_in_wider_type_bound,
4971         simplify_using_outer_evolutions): Use fold_build.
4973 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
4975         * doc/install.texi (Configuration): Document --with-java-home.
4977 2005-04-05  Richard Henderson  <rth@redhat.com>
4979         PR target/20342
4980         PR target/20447
4981         * config/i386/i386.c (print_operand): Handle vector zeros.
4982         (ix86_split_to_parts): Handle CONST_VECTOR.
4983         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4984         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4985         what modes to tie for MMX and SSE registers.
4986         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4987         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4988         to vector modes as well.
4989         * config/i386/predicates.md (const0_operand): Handle VOIDmode
4990         properly as an input mode.
4992 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
4994         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4996 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
4998         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5000 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
5002         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5003         and local functions, set sse_nregs to 8 and float_in_sse.
5004         (function_arg_advance, function_arg): If float_in_sse, pass
5005         SFmode and DFmode arguments in SSE registers.
5006         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5008         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5009         of -funit-at-a-time.
5011 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
5013         * config/i386/i386-protos.h (ix86_function_value): Accept two
5014         arguments, like the target macro.
5015         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5016         * config/i386/i386.c (ix86_function_value): Accept the second
5017         argument of the target macro.
5018         (ix86_function_ok_for_sibcall): Pass a function pointer to
5019         ix86_function_value.
5020         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5021         call to ix86_value_regno).
5022         (ix86_value_regno): Add support for returning floating point values
5023         in SSE registers.
5025 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
5027         PR tree-optimization/20076
5028         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5029         that call __builtin_return or __builtin_apply_args.
5031 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
5033         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5034         Use immediate use iterator.
5035         (stmt_is_bumper_for_loop): Use immediate use iterator.
5036         * predict.c (strip_builtin_expect): Use update_stmt.
5037         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5038         on all elements of a STATEMENT_LIST.
5039         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5040         (bsi_remove): Remove imm_use links and mark the stmt as modified.
5041         (bsi_replace): Mark stmt as modified and the update it.
5042         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5043         (expand_complex_libcal): Call update_stmt.
5044         (expand_complex_comparison): Call mark_stmt_modified.
5045         (expand_complex_operations_1): Call update_stmt_if_modified.
5046         (expand_vector_operations_1): Call mark_stmt_modified.
5047         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5048         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5049         add_immediate_use, redirect_immediate_use,
5050         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5051         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5052         (mark_new_vars_to_rename): Call update_stmt.
5053         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5054         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5055         Ignore PHI nodes.
5056         (unmodify_stmt): Delete.
5057         (update_stmt): New.  Force an update of a stmt.
5058         (update_stmt_if_modified): update a stmt if it is out of date.
5059         (get_stmt_operands): Verify stmt is NOT modified.
5060         (stmt_modified_p): Update comment.
5061         (delink_imm_use): Remove a use node from its immuse list.
5062         (link_imm_use_to_list): Link a use node to a specific list.
5063         (link_imm_use): Link a node to the correct list.
5064         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5065         it in the correct list, if appropriate.
5066         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5067         (relink_imm_use): Link a use node in place of another node in a list.
5068         (relink_imm_use_stmt): LInk a node in place of another node, and set
5069         the stmt pointer.
5070         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
5071         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
5072         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
5073         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
5074         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
5075         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
5076         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
5077         (has_zero_uses): New.  Return true if there are no uses of a var.
5078         (has_single_use): New.  Return true if there is only a single use of a
5079         variable.
5080         (single_imm_use): New.  Return the simgle immediate use.
5081         (num_imm_uses): New.  Return the number of immediate uses.
5082         (get_v_must_def_ops): Use is now a pointer.
5083         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5084         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5085         the use node.
5086         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5087         (delink_stmt_imm_use): Delink all immuses from a stmt.
5088         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
5089         * tree-flow.h (struct dataflow_d): Delete.
5090         (immediate_use_iterator_d): New.  Immediate use iterator struct.
5091         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
5092         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
5093         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
5094         iteration.
5095         (struct stmt_ann_d): Remove dataflow_t from struct.
5096         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
5097         (if_convertible_phi_p): Use FAST immuse iterator.
5098         (if_convertible_loop_p): Don't call compute_immediate_uses.
5099         (replace_phi_with_cond_modify_expr): Call update_stmt.
5100         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5101         update_stmt_if_modified.
5102         (rewrite_all_into_ssa): Initialize ssa operands.
5103         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5104         compute_immediate_uses.
5105         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5106         ssa_property is available.
5107         (execute_one_pass):  Change parameters passed to execute_todo.
5108         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5109         (remove_ssa_form): Call fini_ssa_operands.
5110         (insert_backedge_copies): Delete call to modify_stmt.
5111         * tree-phinodes.c (make_phi_node): Initialize use nodes.
5112         (release_phi_node): Delink any use nodes before releasing.
5113         (resize_phi_node): Relink any use nodes.
5114         (remove_phi_arg_num): Delink the use node.
5115         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5116         (remove_all_phi_nodes_for): Release phi node first.
5117         * tree-pretty-print.c (dump_generic_node): Print stmt address.
5118         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5119         (scalarize_use, scalarize_copy): Call update_stmt.
5120         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5121         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5122         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5123         (ccp_initialize): Remove call to compute_immediate_uses.
5124         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5125         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5126         stmts.
5127         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5128         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5129         (eliminate_redundant_computations): Call mark_stmt_modified.
5130         (cprop_operand): Call mark_stmt_modified.
5131         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5132         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5133         (dse_optimize_stmt): Use new immuse interface.
5134         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5135         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5136         (substitute_single_use_vars): Use new immuse interface.
5137         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5138         and compute_immediate_uses.
5139         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5140         interface.
5141         (rewrite_mem_refs): Call update_stmt.
5142         (determine_lsm): Remove call to compute_imm_uses and free_df.
5143         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5144         (try_unroll_loop_completely): Call update_stmt.
5145         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5146         (rewrite_use_compare): Call update_stmt.
5147         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5148         (rewrite_use) : Call update_stmt.
5149         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5150         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5151         update_stmt.
5152         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5153         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5154         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5155         use nodes.
5156         (initialize_vuse_operand): New.  Initialize a vuse operand.
5157         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
5158         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
5159         (finalize_ssa_defs): Use stmt parameter.
5160         (correct_use_link): Ensure a use node is in the correct list, and has
5161         the correct stmt pointer.
5162         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5163         finalize_ssa_v_must_defs): Also initialize use nodes.
5164         (finalize_ssa_stmt_operands): Pass extra stmt operands.
5165         (build_ssa_operands): Seperate parsing from final operand construction.
5166         (parse_ssa_operands): New.  Parse entry point for operand building.
5167         (swap_tree_operands): New.  Swap 2 tree operands.
5168         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
5169         operands.
5170         (get_expr_operands): Call swap_tree_operands when needed.
5171         (copy_virtual_operands): Use initialize routines for virtual use ops.
5172         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5173         (verify_abort): New.  Issue imm_use error.
5174         (verify_imm_links): New Verify imm_use links for a var.
5175         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
5176         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
5177         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
5178         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
5179         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5180         (NULL_USE_OPERAND_P) Define.
5181         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5182         use node.
5183         (struct vuse_operand_type): New struct.
5184         (SET_USE): Call set_ssa_use_from_ptr.
5185         (USE_STMT): Define.
5186         (PHI_ARG_INDEX_FROM_USE): Define.
5187         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5188         argument via SET_USE, not PHI_ARG_DEF_TREE.
5189         * tree-ssa-pre.c (eliminate): Call update_stmt.
5190         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
5191         call free_df.
5192         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5193         (nearest_common_dominator_of_uses): Use imm_use iterator.
5194         (statement_sink_location): Use imm_use iterator and interface.
5195         (execute_sink_code): Don't call compute_immediate_uses or free-df.
5196         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5197         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5198         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5199         (verify_ssa): Ensure no stmt is marked modify after optimization pass
5200         if new parameter is true.
5201         (init_tree_ssa): Don't initialize operand cache here.
5202         (delete_tree_ssa): Don't destroy operand cache here.
5203         (propagate_into_addr): Pass in a use pointer, return true if anything
5204         was changed.
5205         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5206         (check_phi_redundancy): Use imm_use iterator.
5207         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5208         free_df.
5209         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5210         (release_ssa_name): Delink node and all elements in its imm_use list.
5211         * tree-tailcall.c (adjust_return_value): Call update_stmt.
5212         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5213         * tree-vectorizer.c (need_imm_uses_for): Delete.
5214         (vectorize_loops): Dont call compute_immediate_uses or free_df.
5215         * tree.h (struct ssa_imm_use_d): Define.
5216         (SSA_NAME_IMM_USE_NODE): Define.
5217         (struct tree_ssa_name): Add imm_use node.
5218         (PHI_DF): Delete.
5219         (PHI_ARG_IMM_USE_NODE): Define.
5220         (struct phi_arg_d): Add imm_use node.
5221         (struct tree_phi_node): Remove struct dataflow_d element.
5222         (TDF_STMTADDR): Define.
5224 2005-04-05  Dale Johannesen  <dalej@apple.com>
5226         * doc/invoke.texi (Optimization Options):  Remove
5227         duplicate -fcse-follow-jumps.  Add -fweb.
5228         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
5229         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
5231 2005-04-05  Per Bothner  <per@bothner.com>
5233         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5234         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5235         (warn_uninit): Get EXPR_LOCUS from context now instead.
5236         This fixes a USE_MAPPED_LOCATION testsuite failure.
5238         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5240 2005-04-05  Per Bothner  <per@bothner.com>
5242         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5243         of the artification 'return 0' in main() to BUILTINS_LOCATION.
5244         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5245         before warning.
5247 2004-04-05  Devang Patel  <dpatel@apple.com>
5249         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5250         (lhsr<mode>3): ... new name.
5251         (altivec_vsra<VI_char>): Rename to ..
5252         (ashr<mode>3): ... new name.
5253         * config/rs6000/rs6000.c (builtin_description): Rename shift
5254         operations.
5256 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
5258         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5259         gen_lowpart_for_combine.
5260         * cse.c (gen_lowpart_if_possible): Move...
5261         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
5262         gen_lowpart_SUBREG.
5263         (gen_lowpart_no_emit_general): Use it.
5265 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5267         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5268         overriding.
5270 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
5272         * system.h: Fix typo.
5274 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
5276         * config/bfin/bfin-modes.def: New file.
5277         * config/bfin/bfin-protos.h: New file.
5278         * config/bfin/bfin.c: New file.
5279         * config/bfin/bfin.h: New file.
5280         * config/bfin/bfin.md: New file.
5281         * config/bfin/bfin.opt: New file.
5282         * config/bfin/crti.s: New file.
5283         * config/bfin/crtn.s: New file.
5284         * config/bfin/elf.h: New file.
5285         * config/bfin/lib1funcs.asm: New file.
5286         * config/bfin/predicates.md: New file.
5287         * config/bfin/t-bfin: New file.
5288         * config/bfin/t-bfin-elf: New file.
5289         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5290         Document new attributes.
5291         (interrupt, interrupt_handler, saveall): Update documentation for
5292         these attributes.
5293         * doc/install.texi (Specific): Add entry for the Blackfin.
5294         * doc/invoke.texi (Blackfin Options): New section.
5295         * doc/md.texi (Blackfin family): New section to document constraints.
5296         * config.gcc: Add bfin*-* and bfin*-elf configurations.
5298 2005-04-05  Olivier Hainque  <hainque@adacore.com>
5300         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5301         match what the system unwinder expects.
5302         * config/mips/mips.c (mips_frame_set): If we're saving the return
5303         address register and the dwarf return address column number differs
5304         from the hard register number, adjust the note reg to refer to the
5305         former.
5307 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
5309         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5310         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5311         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5312         (processor_type): New enum.
5313         (mn10300_processor): New variable.
5314         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5315         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5316         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5317         (PROCESSOR_DEFAULT): New macro.
5318         * config/mn10300/mn10300.c (mn10300_processor): New variable.
5319         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5320         (mn10300_handle_option, mn10300_override_options): New functions.
5321         * config/mn10300/mn10300.opt: New file.
5323 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5324             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5326         PR tree-optimization/19903
5327         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5328         that don't fit in their type after conversion.
5330 2005-04-05  Uros Bizjak <uros@kss-loka.si>
5332         PR target/20421
5333         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5334         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5335         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
5336         flag here. Implement using define_insn_and_split.
5337         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5338         (frndintxf2_mask_pm_i387): New insn patterns.
5339         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5340         Do not set ix86_optimize_mode_switching flag.
5341         (ceilsf2, ceildf2, ceilxf2): Same.
5342         (btruncsf2, btruncdf2, btruncxf2): Same.
5343         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5345 2005-04-05  Ian Lance Taylor  <ian@airs.com>
5347         PR debug/9963
5348         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5349         i386_pe_record_external_function.
5350         (i386_pe_record_external_function): Update declaration.
5351         * config/i386/winnt.c (struct extern_list): Add decl field.
5352         (i386_pe_record_external_function): Add decl parameter.
5353         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5354         identifier.
5355         * config/i386/i386-protos.h (i386_pe_record_external_function):
5356         Update declaration.
5358 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
5360         * config/m68k/m68k-protos.h: Add a prototype for
5361         valid_dbcc_comparison_p_2.
5362         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5363         extend_operator, const_uint32_operand, const_sint32_operand,
5364         general_src_operand, nonimmediate_src_operand,
5365         memory_src_operand, post_inc_operand, pre_dec_operand,
5366         pcrel_address): Move to predicates to predicates.md.
5367         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5368         * config/m68k/m68k.md: Include predicates.md.
5369         * config/m68k/predicates.md: New.
5371 2005-04-04  Roger Sayle  <roger@eyesopen.com>
5373         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5375         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5377 2005-04-04  Ian Lance Taylor  <ian@airs.com>
5379         * c-typeck.c (struct c_switch): Rename switch_stmt field to
5380         switch_expr.
5381         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5382         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5383         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5384         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5385         * c-common.c (c_do_switch_warnings_1): New static function broken
5386         out of c_do_switch_warnings.
5387         (c_do_switch_warnings): Call c_do_switch_warnings_1.
5388         (c_do_switch_expr_warnings): New function.
5389         * c-common.h (c_do_switch_expr_warnings): Declare.
5391 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
5392             Daniel Jacobowitz  <dan@codesourcery.com>
5394         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5395         trapping divide.
5396         * rtlanal.c (may_trap_p): Same.
5398 2005-04-04  Dale Johannesen  <dalej@apple.com>
5400         * ChangeLog:  remove reference to ChangeLog.12.
5402 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
5404         CRIS epilogue as RTL.
5405         * config/cris/cris.md: Change all 0 in unspec 0 to
5406         CRIS_UNSPEC_PLT.
5407         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5408         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5409         patterns.
5410         ("return"): Change to define_expand.  Call cris_expand_return for
5411         actual expansion.
5412         ("*return_expanded"): New pattern.
5413         ("epilogue"): New define_expand.
5414         * config/cris/cris.h (PREDICATE_CODES): Add
5415         cris_load_multiple_op.
5416         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5417         type.
5418         (enum cris_retinsn_type): New.
5419         (struct machine_function): New member return_type.
5420         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5421         (cris_target_asm_function_epilogue): Remove, moving RTLified
5422         contents to...
5423         (cris_expand_epilogue): New function.
5424         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5425         (cris_gen_movem_load, cris_load_multiple_op)
5426         (cris_return_address_on_stack_for_return, cris_expand_return): New
5427         functions.
5428         (cris_target_asm_function_prologue)
5429         (cris_initial_frame_pointer_offset): Call
5430         cris_reg_saved_in_regsave_area instead of complicated expression.
5431         Call cris_return_address_on_stack instead of an expression.
5432         (cris_print_operand) <case 'o', case 'O'>: New cases.
5433         (cris_return_address_on_stack): Change return-type to bool.
5434         (cris_simple_epilogue): Ditto.  Return false if registers are
5435         saved.
5436         * config/cris/cris-protos.h (cris_simple_epilogue)
5437         (cris_return_address_on_stack): Adjust prototype return type.
5438         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5439         (cris_return_address_on_stack_for_return): New prototypes.
5441 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
5443         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5444         gpr_or_int12_operand.
5446         * config/frv/frv-protos.h: Add a prototype to
5447         frv_legitimate_memory_operand and frv_const_unspec_p.
5448         (frv_unspec): Move from frv.c.
5449         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5450         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5451         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5452         gpr_or_fpr_operand, gpr_or_int12_operand,
5453         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5454         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5455         int6_operand, int5_operand, uint5_operand, uint4_operand,
5456         uint1_operand, int_2word_operand, uint16_operand,
5457         upper_int16_operand, integer_register_operand,
5458         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5459         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5460         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5461         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5462         move_destination_operand, movcc_fp_destination_operand,
5463         frv_function_symbol_referenced_p, move_source_operand,
5464         condexec_dest_operand, condexec_source_operand,
5465         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5466         const_unspec_operand, gpr_or_memory_operand,
5467         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5468         icc_operand, fcc_operand, cc_operand, icr_operand,
5469         fcr_operand, cr_operand, call_operand, sibcall_operand,
5470         symbolic_operand, relational_operator,
5471         integer_relational_operator, float_relational_operator,
5472         ccr_eqne_operator, minmax_operator,
5473         condexec_si_binary_operator, condexec_si_media_operator,
5474         condexec_si_divide_operator, condexec_si_unary_operator,
5475         condexec_sf_conv_operator, condexec_sf_add_operator,
5476         condexec_memory_operand, intop_compare_operator, acc_operand,
5477         even_acc_operand, quad_acc_operand, accg_operand: Move to
5478         predicates.md.
5479         * config/frv/frv.h (PREDICATE_CODES): Remove.
5480         * config/frv/frv.md: Include predicates.md.
5481         * config/frv/predicates.md: New.
5483 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
5485         PR target/19537
5486         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5487         * tree-ssa-loop-ivopts.c: Include langhooks.h.
5488         (add_standard_iv_candidates_for_size): New function, extracting code
5489         from add_standard_iv_candidates and parameterizing it by type size.
5490         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5492 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
5494         * system.h (GCOV_SIZE_TYPE): Unposion.
5495         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5496         (GCOV_TYPE_SIZE): ...this new macro.
5497         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5498         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5499         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5500         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5501         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5502         instead of unsigned_intSI_type_node.
5503         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5504         (rtl_gen_one_value_profiler_no_edge_manipulation)
5505         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5506         * value-prof.c: Include coverage.h.
5508 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
5509             Diego Novillo <dnovillo@redhat.com>
5511         Fix PR tree-optimization/20703
5512         Fix PR tree-optimization/20725
5514         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5515         (create_expression_by_pieces): Ditto.
5516         (valid_in_set): Ditto. Also handle tcc_declaration.
5517         (find_or_generate_expression): Handle comparison class.
5518         (insert_into_preds_of_block): Ditto.
5519         (insert_aux): Ditto.
5520         (create_value_expr_from): Handle comparison class, recursively
5521         handle reference nodes.
5522         (compute_avail): Handle comparison classes, rewrite a little cleaner.
5523         (execute_pre): Fix spacing.
5524         (do_fre): Renamed to execute_fre.
5526 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5528         * doc/invoke.texi (SPARC options): Document that
5529         -mlittle-endian is not supported on Linux either.
5531 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5533         PR target/4198
5534         PR target/12027
5535         * config.gcc (Obsolete configurations): Remove
5536         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5537         (sparclite-*-coff*): Delete.
5538         (sparclite-*-elf*): Likewise.
5539         (sparc86x-*-elf*): Likewise.
5540         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5541         * config/sparc/lite.h: Delete.
5542         * config/sparc/litecoff.h: Likewise.
5543         * config/sparc/liteelf.h: Likewise.
5544         * config/sparc/sp86x-elf.h: Likewise.
5545         * config/sparc/t-sparclite: Likewise.
5546         * config/sparc/t-sp86x: Likewise.
5548 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
5550         * config/s390/s390-protos.h: (s390_comparison,
5551         s390_alc_comparison, s390_slb_comparison, const0_operand,
5552         consttable_operand, larl_operand, s_operand,
5553         shift_count_operand, bras_sym_operand, load_multiple_operation,
5554         store_multiple_operation, s390_plus_operand): Remove prototypes.
5555         (s390_legitimate_address_without_index_p): New prototype.
5556         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5557         to s390.h.
5558         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5559         const0_operand, consttable_operand, larl_operand, s_operand,
5560         shift_count_operand, bras_sym_operand, load_multiple_operation,
5561         store_multiple_operation, s390_plus_operand): Move to
5562         predicates.md.
5563         (check_mode): Remove.
5564         (s390_branch_condition_mask): Remove 'static'. Move prototype to
5565         s390-protos.h.
5566         (s390_legitimate_address_without_index_p): New.
5567         * config/s390/s390.h (PREDICATE_CODES): Remove.
5568         * config/s390/s390.md: Include predicates.md.
5569         * config/s390/predicates.md: New.
5571 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5573         PR target/20446
5574         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5575         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5576         (NEED_INDICATE_EXEC_STACK): Define to 1.
5577         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5578         (NEED_INDICATE_EXEC_STACK): Define to 1.
5579         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5580         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5581         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5582         (pic_helper_emitted_p): New global.
5583         (emit_pic_helper): New function extracted from...
5584         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
5585         Do not call emit_pic_helper if delay_pic_helper is true.
5586         (sparc_expand_prologue): Pass 'false' to load_pic_register.
5587         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5588         (sparc_file_end): New function.
5590 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
5592         * config/mcore/mcore-protos.h: Remove the prototypes for
5593         mcore_arith_reg_operand, mcore_general_movsrc_operand,
5594         mcore_general_movdst_operand, mcore_reload_operand,
5595         mcore_arith_J_operand, mcore_arith_K_operand,
5596         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5597         mcore_arith_K_S_operand, mcore_arith_imm_operand,
5598         mcore_arith_any_imm_operand, mcore_arith_O_operand,
5599         mcore_literal_K_operand, mcore_addsub_operand,
5600         mcore_compare_operand, mcore_load_multiple_operation,
5601         mcore_store_multiple_operation, mcore_call_address_operand.
5602         Add a prototype for const_ok_for_mcore.
5603         * config/mcore/mcore.c (mcore_call_address_operand,
5604         mcore_general_movsrc_operand, mcore_general_movdst_operand,
5605         mcore_arith_reg_operand, mcore_reload_operand,
5606         mcore_arith_J_operand, mcore_arith_K_operand,
5607         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5608         mcore_arith_M_operand, mcore_arith_imm_operand,
5609         mcore_arith_any_imm_operand, mcore_arith_O_operand,
5610         mcore_literal_K_operand, mcore_addsub_operand,
5611         mcore_compare_operand, mcore_load_multiple_operation,
5612         mcore_store_multiple_operation): Move to predicates.md.
5613         (const_ok_for_mcore): Export.
5614         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5615         * config/mcore/mcore.md: Include predicates.md.
5616         * config/mcore/predicates.md: New.
5618         * config/mcore/predicates.md: Fix a comment typo.
5620 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
5621             Adrian Straetling  <straetling@de.ibm.com>
5623         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5624         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5625         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5626         attribute.
5627         ("imul"): Removed from "type" attribute.
5628         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5629         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5630         Changed type to imulsi.
5631         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5633 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
5635         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5636         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5637         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5638         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5639         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5640         (TARGET_SWITCHES, mcore_stack_increment_string)
5641         (TARGET_OPTIONS): Delete.
5642         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5643         than *_BIT constants.
5644         (TARGET_8ALIGN): #undef old definition before redefining to 1.
5645         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5646         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5647         (mcore_override_options): Delete mcore_stack_increment code.
5648         Change use of M340_BIT to MASK_M340.
5649         * config/mcore/mcore.opt: New file.
5651 2005-04-04  Ian Lance Taylor  <ian@airs.com>
5653         * config/arm/arm.c (replace_symbols_in_block): Remove static
5654         function.
5656 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
5658         * config/fr30/fr30-protos.h: Remove the prototypes for
5659         stack_add_operand, add_immediate_operand,
5660         high_register_operand, low_register_operand, call_operand,
5661         di_operand, and nonimmediate_di_operand.
5662         * config/fr30/fr30.c (stack_add_operand,
5663         add_immediate_operand, high_register_operand,
5664         low_register_operand, call_operand, di_operand,
5665         nonimmediate_di_operand): Move to predicates.md.
5666         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5667         * config/fr30/fr30.md: Include predicates.md.
5668         * config/fr30/predicates.md: New.
5670         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5671         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
5672         mcore_call_address_operand.
5674         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5675         general_movsrc_operand.
5677 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
5679         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5680         after freeing.
5682 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
5684         PR target/14812
5685         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5686         a negated value.
5688 2005-04-04  Richard Henderson  <rth@redhat.com>
5689             Jakub Jelinek  <jakub@redhat.com>
5691         PR rtl-optimization/16104
5692         * fold-const.c (fold_unary): Fix folding of vector conversions.
5694 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
5696         * config.gcc (xstormy16-*-elf): Set extra_options.
5697         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5698         * config/stormy16/stormy16.opt: New file.
5700 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
5702         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5703         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5704         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5705         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5706         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5707         (TARGET_UNIX_ASM): Delete.
5708         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5709         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5710         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5711         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5712         * config/pdp11/pdp11.opt: New file.
5714 2005-04-03  Roger Sayle  <roger@eyesopen.com>
5715             Alexandre Oliva  <aoliva@redhat.com>
5717         PR c++/19199
5718         * fold-const.c (non_lvalue): Split tests into...
5719         (maybe_lvalue_p): New function.
5720         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5721         C++ front-end prior to lowering into gimple form.
5723 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5725         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5726         BUILT_IN_STRNCASECMP): New.
5727         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5728         and strndup.
5730 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
5732         PR target/14812
5733         * arm.md (addsi3_compare0_for_combiner): Delete.
5734         (addsi3_compare0_scratch_for_combiner): Delete.
5735         (cmpsi_neg_shiftsi): Delete.
5736         (compare_negsi_si): New pattern.
5737         (cmpsi_negshiftsi_si): New pattern.
5738         (negated_cbranchsi4): Restrict to equality_operator.
5740         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5741         template.
5743 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
5745         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5746         Fix comment typos.
5748         * doc/install.texi: Fix a typo.
5750 2005-04-03  Steven Bosscher  <stevenb@suse.de>
5752         PR middle-end/20648
5753         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5754         a computed goto if the edge to the computed goto block has
5755         incoming abnormal edges.  Clarify how the function works.
5757 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
5759         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5760         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5761         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5762         hash_scan_set, reg_set_between_after_reload_p,
5763         reg_used_between_after_reload_p, get_avail_load_store_reg,
5764         eliminate_partially_redundant_load): Likewise.
5765         * postreload.c (reload_cse_simplify_set,
5766         reload_combine_note_use): Likewise.
5767         * predict.c (predict_insn, expected_value_to_br_prob,
5768         propagate_freq, expensive_function_p): Likewise.
5769         * print-rtl.c (print_rtx): Likewise.
5770         * profile.c (instrument_edges, instrument_values,
5771         compute_branch_probabilities, branch_prob, union_groups,
5772         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5773         * protoize.c (in_system_include_dir, file_could_be_converted,
5774         file_normally_convertible, gen_aux_info_file, seek_to_line,
5775         do_cleaning): Likewise.
5776         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5777         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5778         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5780 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5782         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5783         * modulo-sched.c (undo_replace_buff_elem): New structure.
5784         (kernel_number_of_cycles, ps_unschedule_node,
5785         undo_generate_reg_moves,free_undo_replace_buff,
5786         undo_permute_partial_schedule,  loop_single_full_bb_p,
5787         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5788         build_loops_structure, get_sched_window): New.
5789         (generate_reg_moves): Return undo_replace_buff_elem and other
5790         fixes.
5791         (generate_prolog_epilog): Remove old loop versioning.
5792         (sms_schedule): Use loop information and loop_version.
5793         (sms_schedule_by_order): Split part of it to get_sched_window.
5794         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5795         cfg_layout_finalize and free_dominance_info before/after SMS.
5797 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5799         * cfghooks.c (lv_flush_pending_stmts,
5800         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5801         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5802         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5803         lv_add_condition_to_bb,
5804         lv_adjust_loop_header_phi, extract_cond_bb_edges,
5805         flush_pending_stmts): New in cfg_hooks structure.
5806         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5807         extract_cond_bb_edges, lv_adjust_loop_header_phi,
5808         lv_add_condition_to_bb): New declarations.
5809         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5810         bool.
5811         (loop_version): Declare.
5812         * cfgloopmanip.c (cfghooks.h): Include.
5813         (duplicate_loop_to_header_edge): Change return type to bool.
5814         (loop_version, lv_adjust_loop_entry_edge): Move here.
5815         * cfgrtl.c (cfgloop.h): Include.
5816         (rtl_verify_flow_info_1): Fix.
5817         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5818         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5819         initialization.
5820         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5821         tree_lv_add_condition_to_bb): New.
5822         (tree_cfg_hooks): Add new hooks to initialization.
5823         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5824         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5826 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
5828         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5829         xstormy16_below100_or_register,
5830         xstormy16_splittable_below100_or_register, and
5831         nonimmediate_nonstack_operand.
5833         * config/stormy16/stormy16-protos.h: Remove the prototypes for
5834         xstormy16_ineqsi_operator, equality_operator,
5835         inequality_operator, shift_operator,
5836         xstormy16_below100_operand, xstormy16_below100_or_register,
5837         xstormy16_splittable_below100_or_register,
5838         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5839         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5840         equality_operator, inequality_operator,
5841         xstormy16_below100_operand, xstormy16_below100_or_register,
5842         xstormy16_splittable_below100_or_register,
5843         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5844         nonimmediate_nonstack_operand, shift_operator): Move to
5845         predicates.md.
5846         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5847         * config/stormy16/stormy16.md: Include predicates.md.
5848         * config/stormy16/predicates.md: New.
5850 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
5852         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5853         small_int, large_int, reg_or_0_operand, simple_memory_operand,
5854         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5855         move_operand, power_of_2_operand): Move to predicates.md.
5856         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5857         PREDICATE_CODE): Remove.
5858         * config/iq2000/iq2000.md: Include predicates.md.
5859         * config/iq2000/predicates.md: New.
5861 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
5863         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5864         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5865         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5866         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5867         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5868         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5869         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5870         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5871         (TARGET_M68HC11): Delete.
5872         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5873         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5874         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5875         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5876         (nb_soft_regs): Delete.
5877         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5878         (m68hc11_override_options): Remove the code that caters for MASK_M6811
5879         and MASK_M6812 being set simultaneously.  Change the code that sets
5880         the default m68hc11_soft_reg_count to use integers instead of strings.
5881         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5882         m68hc11_soft_reg_count (which now has an int type) as the number
5883         of soft registers.
5884         * config/m68hc11/m68hc11.opt: New file.
5886 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
5888         * config/fr30/fr30.h (PREDICATE_CODES): Remove
5889         fp_displacement_operand, sp_displacement_operand.
5891         * config/m68hc11/m68hc11-protos.h: Add a prototype for
5892         m68hcc_auto_inc_p.
5893         Remove the prototypes for tst_operand, cmp_operand,
5894         stack_register_operand, d_register_operand,
5895         hard_addr_reg_operand, splitable_operand,
5896         m68hc11_logical_operator, m68hc11_arith_operator,
5897         m68hc11_non_shift_operator, m68hc11_shift_operator,
5898         m68hc11_unary_operator, m68hc11_eq_compare_operator,
5899         non_push_operand, hard_reg_operand, and
5900         reg_or_some_mem_operand.
5901         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5902         extern.
5903         (tst_operand, cmp_operand, non_push_operand,
5904         splitable_operand, reg_or_some_mem_operand,
5905         stack_register_operand, d_register_operand,
5906         hard_addr_reg_operand, hard_reg_operand,
5907         m68hc11_eq_compare_operator, m68hc11_logical_operator,
5908         m68hc11_arith_operator, m68hc11_non_shift_operator,
5909         m68hc11_shift_operator, m68hc11_unary_operator): Move to
5910         predicates.md.
5911         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5912         * config/m68hc11/m68hc11.md: Include predicates.md.
5913         * config/m68hc11/predicates.md: New.
5915 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
5917         PR debug/19345
5918         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5919         change checked in along with 2005-03-03's patch for debug/20253.
5920         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5921         (remap_decl): Insert type decl in map earlier.
5923 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
5925         PR tree-optimization/20640
5926         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5927         post-dominator if it has phi nodes.
5928         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5929         before dead statements.
5931 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
5933         PR middle-end/20491
5934         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5936 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
5938         PR rtl-optimization/20290
5939         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5940         in every iteration if the entry point is the exit test.
5942 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
5944         * config/cris/cris.md (attribute "length"): Define.
5946 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
5948         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5949         (word_offset_memref_operand): New.
5950         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5951         (indexed_or_indirect_operand): Delete.
5952         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5953         (indexed_or_indirect_operand): Delete.
5955         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5957         PR 20650
5958         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5959         a register.
5961         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5962         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5964 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
5966         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5968 2005-04-01  Ian Lance Taylor  <ian@airs.com>
5970         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5971         (rus, prus): Remove static variables.
5972         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5973         (process_command): Permit report_times and use_pipes together.
5975 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
5977         * c-decl.c (validate_proto_after_old_defn): Look at
5978         TYPE_MAIN_VARIANT of argument types.
5980 2005-04-01  Paul Brook  <paul@codesourcery.com>
5982         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5983         (arm_output_function_epilogue): Allow call_via_SP.
5984         (thumb_call_via_reg, arm_file_end): Ditto.
5985         * config/arm/arm.h (struct machine_function): Include space for SP.
5986         (thumb_call_via_label): Update declaration.
5988 2005-04-01  Ian Lance Taylor  <ian@airs.com>
5990         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5991         doing a peephole optimization, once again put any notes in the
5992         proper position.
5994 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
5996         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5998 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
6000         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6001         (block_alloc, find_free_reg): Likewise.
6002         * loop-doloop.c (doloop_modify): Likewise.
6003         * loop-invariant.c (record_use): Likewise.
6004         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6005         get_iv_value, canon_condition, eliminate_implied_condition,
6006         eliminate_implied_condition, simplify_using_initial_values,
6007         shorten_into_mode, canonicalize_iv_subregs,
6008         iv_number_of_iterations): Likewise.
6009         * loop-unroll.c (expand_var_during_unrolling): Likewise.
6010         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6011         unswitch_loop): Likewise.
6012         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6013         move_movables, replace_call_address, find_and_verify_loops,
6014         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6015         record_giv, final_giv_value, general_induction_var,
6016         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6017         loop_giv_dump): Likewise.
6019         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6020         GCOV_CHECK_WRITING): Remove.
6021         (gcov_position, gcov_rewrite): Use gcc_assert.
6022         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6023         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6024         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6025         gcc_assert.
6027 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6029         * tree-inline.c: Fix a typo.
6031 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
6033         * configure.ac (enable-checking): Explicitly set all variables for
6034         collective switch values.  Alphabetize variables. Rename
6035         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
6036         synonym for 'no'.
6037         * doc/install.texi (enable-checking): Update documentation.
6038         * configure: Rebuilt.
6040 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6042         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6043         possible.
6045 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
6047         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6048         Also reject cases where this pattern will cause load delay stalls
6049         unless optimizing for size and it will produce a shorter sequence.
6050         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6051         variants to avoid pre-adjusting the base when possible.
6053 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
6055         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6056         the frame and argument pointers.
6057         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6058         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6059         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6060         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6061         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6062         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6064 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
6066         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6067         with entry for selectany attribute.
6068         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6069         Declare.
6070         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6071         (i386_pe_asm_named_section): Handle sections generated by
6072         selectany attribute.
6073         * doc/extend.texi (selectany): Document attribute.
6075 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
6076             Jan Hubicka  <jh@suse.cz>
6078         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6079         to fix addresses involving EBP and ESP.
6080         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6081         for SUBREGed registers.
6082         (legitimate_address_p): Accept SUBREGed registers.
6084 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
6086         PR c++/19406
6087         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6088         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6089         for FIELD_DECLs.
6091 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6093         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6095 2005-04-01  James E Wilson  <wilson@specifixinc.com>
6097         PR c++/20505
6098         * dwarf2out.c (rtl_for_decl_init): New function.
6099         (rtl_for_decl_location): Extracted from here.
6100         (tree_add_const_value_attribute): Call rtl_for_decl_init and
6101         add_const_value_attribute.  Delete initializer_constant_valid_p call.
6103 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6105         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6106         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6107         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6108         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6109         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6110         config/i386/i386.md, config/rs6000/predicates.md,
6111         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6112         config/s390/s390.c, config/stormy16/stormy16.c,
6113         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6114         typos.
6116 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
6118         PR c/17855
6119         * gimplify.c (gimplify_expr): Create a temporary for lvalue
6120         COND_EXPR and CALL_EXPR.
6122 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6124         PR target/20632
6125         * genautomata.c (first_cycle_unit_presence): Check all alternative
6126         states for unit presence.
6128         * doc/md.texi: Remove remark about impossibility to query unit
6129         presence in non nondeterministic automaton state.
6131         * config/ia64/ia64.c (get_template): Change order of unit querying.
6133 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6135         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6136         obsolete comment.
6138 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
6140         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6141         flag for edges outside any loops.
6143 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
6145         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6147 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6149         * tree-ssa-alias.c: Follow spelling conventions.
6150         * doc/tree-ssa.texi: Fix a typo.
6152 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
6154         * postreload-gcse.c: Include target.h.
6155         (gcse_after_reload_main): Return early if we cannot modify jumps.
6156         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6158 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
6160         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6161         expensive operations.
6163 2005-03-31  Ian Lance Taylor  <ian@airs.com>
6165         * collect2.c (lderrout): New variable.
6166         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
6167         if it is set, to stderr.
6168         (handler): Unlink lderrout if it is set.
6169         (dump_file): Add "to" parameter.  Change all callers.
6170         (main): Initialize lderrout.
6171         (collect_execute): Add errname parameter.  Change all callers.
6172         Rename redir parameter to outname.  Never pass
6173         PEX_STDERR_TO_STDOUT to pex_run.
6174         * collect2.h (collect_execute, dump_file): Update declarations.
6175         * tlink.c (tlink_execute): Add errname parameter.  Change all
6176         callers.
6177         (do_tlink): Check lderrout as well as ldout.
6179 2005-03-31  Caroline Tice  <ctice@apple.com>
6181         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6182         (bb-reorder.o): Add errors.h to list of requirements.
6183         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6184         profiledbootstrap flags.
6185         * bb-reorder.c (errors.h): Add new include.
6186         (struct bbro_basic_block_data_def): Add new field, in_trace.
6187         (add_unlikely_executed_notes):  Remove function.
6188         (mark_bb_for_unlikely_executed_section): Remove function.
6189         (insert_section_boundary_note): New function.
6190         (verify_hot_cold_block_grouping): New function.
6191         (push_to_next_round_p): Remove variables and tests that push all
6192         cold blocks to last round.
6193         (find_traces): Remove code that added extra round of trace finding
6194         when doing partitioning.
6195         (find_traces_1_round) :  Remove variable last_round;  add code to
6196         update new struct field, in_trace; correct trace_length where it was
6197         incorrect before (after call to copy_bb); change code that pushed all
6198         cold blocks to last round. Instead verify that all blocks going into
6199         a trace belong in the same partition.
6200         (connect_traces): Modify to connect the traces in two passes, if the
6201         function contains both hot and cold blocks.  The first pass connects
6202         all the traces for blocks in the partition that the first block in
6203         the function belongs to; the second pass connnects all the traces
6204         containing blocks that belong in the other partition.
6205         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
6206         code that automatically put the first block in a function into the
6207         hot partition if the function had any hot blocks.
6208         (fix_crossing_unconditional_branches): Check number of succ edges
6209         before attempting to get one.
6210         (fix_edges_for_rarely_executed_code):  Update comment describing
6211         function.
6212         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
6213         remove call to add_unlikely_executed_notes; add call to
6214         verify_hot_cold_block_grouping.
6215         (duplicate_computed_gotos): Don't change computed goto if it's a
6216         crossing edge.
6217         (partition_hot_cold_basic_blocks):  Update function comment.
6218         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6219         condition.
6220         (try_forward_edges): Likewise.
6221         (merge_blocks_move_predecessor_nojumps): Likewise.
6222         (merge_blocks_move_successor_nojumps): Likewise.
6223         (merge_blocks_move): Likewise.
6224         (try_crossjump_bb): Likewise.
6225         * cfglayout.c (update_unlikely_executed_notes): Remove function.
6226         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6227         notes to cold bb's; remove call to update_unlikely_executed_notes.
6228         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6229         NOTE_INSN_SWITCH_TEXT_SECTIONS.
6230         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6231         function declaration.
6232         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6233         from consideration.
6234         (rtl_can_merge_blocks): Remove redundancy from condition.
6235         (try_redirect_by_replacing_jump): Likewise.
6236         (force_nonfallthru_and_redirect): Remove code for adding
6237         UNLIKELY_EXECUTED_CODE notes to cold bb's.
6238         (commit_one_edge_insertion): Likewise.
6239         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6240         * dbxout.c (FORCE_TEXT): Replace function_section with
6241         current_function_section.
6242         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6243         function, switch_text_section.
6244         (struct xcoff_debug): Likewise.
6245         (dbxout_function_end): Add code to put out label diffs for both
6246         hot and cold sections.
6247         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6248         for new debug_hooks funciton, switch_text_section..
6249         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
6250         switch_text_section.
6251         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
6252         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6253         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6254         dw_fde_switched_sections.
6255         (output_call_frame_info):  Add test to see if function switches text
6256         sections in the middle; if so, use appropriate extra hot and cold
6257         section labels to compute size deltas for the hot and cold sections.
6258         (dwarf2out_begin_prologue): Add code to initialize new fields in
6259         dw_fde_struct.
6260         (dwarf2out_switch_text_section): New function (invoked through
6261         debug_hook); updates new fields in dw_fde_struct appropriately and
6262         increments separate_line_info_table_in_use.
6263         (dwarf2_debug_hooks): Initialize switch_text_section function to be
6264         dwarf2out_switch_text_section.
6265         (struct var_loc_node): Add new field, section_label.
6266         (output_aranges): Add code to check whether in hot or cold section and
6267         use the appropriate label in calculating deltas.
6268         (output_ranges): Likewise.
6269         (output_line_info): Add code to check which section we're in and
6270         use appropriate hot/cold label.
6271         (add_location_or_constant_value_attribute): Likewise.
6272         (gen_subprogam_die): Modify arange attributes to use correct labels.
6273         (dwarf2out_begin_block): Change call to function_section into call to
6274         current_function_section.
6275         (dwarf2out_end_block): Likewise.
6276         (dwarf2out_source_line): Likewise.
6277         (dwarf2out_var_location): Add code to check whether in hot or cold
6278         section and use the appropriate label.
6279         * except.c (output_function_exception_table): Change call to
6280         function_section into call to current_function_section.
6281         * final.c (profile_function): Likewise.
6282         (scan_ahead_for_unlikely_executed_note): Remove function.
6283         (final_scan_insn):  Remove calls to
6284         scan_ahead_for_unlikely_executed_note, and related code for switching
6285         to cold section, except for the single time
6286         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
6287         debug_hooks->switch_text_sections; replace appropriate calls to
6288         function_section with calls to current_function_section.
6289         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6290         test_bb to condition.
6291         (find_if_case_2): Likewise.
6292         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6293         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
6294         * opts.c (decode_options): Change warning about hot/cold partitioning
6295         with exceptionss to inform (so as not to cause bootstrap failures);
6296         remove warning about partitioning with DWARF debug info.
6297         * output.h (current_function_section): Add new function decl.
6298         (insert_section_boundary_note): Likewise.
6299         (enum in_section): Move this declaration here from varasm.c.
6300         (unlikely_section_label): Likewise.
6301         (unlikely_text_section_name): Likewise.
6302         (last_text_section_name): New global variable.
6303         (last_text_section): Likewise.
6304         (hot_section_label): Likewise.
6305         (hot_section_end_label): Likewise.
6306         (cold_section_end_label): Likewise.
6307         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6308         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6309         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6310         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6311         insn from consideration.
6312         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6313         switch_text_section.
6314         * varasm.c (basic-block.h): Add new include.
6315         (unlikely_section_label_printed): Remove global variable.
6316         (unlikely_section_label): Make global variable not be static any more.
6317         (unlikely_text_section_name): Likewise.
6318         (hot_section_end_label): New global variable (not static)
6319         (first_function_block_is_cold): Likewise.
6320         (hot_section_label): Likewise.
6321         (cold_section_end_label): Likewise..
6322         (last_text_section): New global variable, not static.
6323         (last_text_section_name): New global variable, not static.
6324         (initialize_cold_section_name): New function.
6325         (enum in_section): Move declaration to output.h.
6326         (text_section): Update last_text_section.
6327         (unlikely_text_section): Replace code to determine cold section name
6328         with call to initialize_cold_section_name; Add code to update
6329         last_text_section; remove code for printing out label.
6330         (named_section_real): Add code to update last_text_section and
6331         last_text_section_name as appropriate.
6332         (function_section): Change test for 'unlikely' to depend on
6333         first_function_block_is_cold (moved old test to
6334         current_function_section).
6335         (current_function_section): New function.
6336         (assemble_start_function): Move code that frees
6337         unlikely_text_section_name; initialize hot_section_end_label;
6338         print hot and cold section labels at the start of the function;
6339         set first_function_block_is_cold, if appropriate; initialize l
6340         ast_text_section; add call to insert_section_boundary_note.
6341         (assemble_end_function):  Add code to write out hot and cold section
6342         end labels.
6343         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6344         switch_text_section.
6345         * config/darwin.c (machopic_select_section): Replace incorrect
6346         function in base_funs; update reloc for cold sections if necessary.
6347         * config/darwin.h (SECTION_FUNCTION):  Add code to update
6348         last_text_section if appropriate.
6349         (text_unlikely_section): Remove.
6350         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6351         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6352         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6353         partitioning for this architecture.
6355 2005-03-31  Olivier Hainque  <hainque@adacore.com>
6357         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6358         defined and non-zero.
6360 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6362         PR c++/18644
6363         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6364         semantics.
6366 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
6368         PR target/20611
6369         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6370         label operand.  Remove (use (unspec..)).  Don't emit a label on
6371         the offset word.
6372         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6373         generate inline label for load_toc_v4_PIC_1b.
6374         (rs6000_emit_load_toc_table): Likewise.
6376 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6378         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6379         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6381 2005-03-29  Devang Patel  <dpatel@apple.com>
6383         * tree-sra.c (decide_block_copy): Disable scalarization of
6384         sub-elements.
6386 2005-03-30  Stuart Hastings  <stuart@apple.com>
6387             Dale Johannesen  <dalej@apple.com>
6389         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
6390         * print-tree.c (print_node):  Add case STATEMENT_LIST.
6392 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
6394         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6395         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
6396         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6397         is given with "powerpc64*" or "all", or when --with-cpu chooses
6398         a 64-bit cpu.
6400 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
6402         PR debug/20268
6403         * dwarf2out.c (add_high_low_attributes): New function, extracted from
6404         gen_lexical_block_die.
6405         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6407 2005-03-31  Jan Hubicka  <jh@suse.cz>
6409         2004-11-02  Jan Hubicka  <jh@suse.cz>
6411         * cgraph.c (cgraph_varpool_node_name): New function.
6412         (dump_cgraph_varpool_node): New function.
6413         (dump_varpool): New function.
6414         * cgraphunit.c (cgraph_optimize): Dump varpool.
6416         2004-10-16  Jan Hubicka  <jh@suse.cz>
6418         * cgraph.c (decide_is_variable_needed): New function.
6419         (cgraph_varpool_finalize_decl): Use it.
6420         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6421         unit-at-a-time.
6422         * final.c (output_addr_const): Do not call mark_referenced.
6423         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6424         always go via cgraph.
6425         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6426         (check_global_declarations): Ifdef out code clearing DECL_RTL.
6427         * tree-optimize.c (execute_inline): Mark functions called.
6428         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6430         2004-10-11  Jan Hubicka  <jh@suse.cz>
6432         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6433         (cgraph_varpool_last_needed_node): New static variable.
6434         (enqueue_needed_varpool_node): Break out from ...; add items to the
6435         end of queue; update first pointers.
6436         (cgraph_varpool_mark_needed_node): ... here.
6437         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6438         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6439         * cgraph.h (cgraph_varpool_node): Add analyzed field.
6440         (cgraph_varpool_first_unanalyzed_node): Declare.
6441         * cgraphunit.c: Include output.h.
6442         (cgraph_varpool_analyze_pending_decls): New function.
6443         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6444         for errors, analyze pending decls.
6445         (cgraph_finalize_compilation_unit): Only analyze decls.
6446         (cgraph_optimize): Assemble the decls after expanding.
6448 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
6450         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6451         subvars get marked properly in tags for grouping.
6452         (add_pointed_to_var): Mark only actual pointed to
6453         variables/subvars in addresses needed.
6454         (create_overlap_variables_for): Clear call clobbered on original
6455         variable.
6456         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6457         addresable vars with subvars into list.
6458         * tree-ssa.c (verify_ssa_name): Verify original is not used where
6459         subvar should be.
6461 2005-03-30  Richard Henderson  <rth@redhat.com>
6463         * cgraph.h (struct cgraph_node): Add alias.
6464         * varasm.c (assemble_alias): Set it.
6465         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6466         avoid calling cgraph_expand_function.
6468 2005-03-30  Tom Tromey  <tromey@redhat.com>
6470         * tree.def (FILE_TYPE): Removed.
6471         * typeclass.h (enum type_class): Removed file_type_class.
6472         * dwarf2out.c (is_base_type): Updated.
6473         (gen_type_die): Likewise.
6474         * dbxout.c (dbxout_type): Updated.
6475         * builtins.c (type_to_class): Updated.
6476         * tree.c (type_contains_placeholder_1): Updated.
6477         * config/sparc/sparc.c (sparc_type_code): Updated.
6478         * config/ia64/ia64.c (hfa_element_mode): Updated.
6479         * expr.c (count_type_elements): Updated.
6480         * stor-layout.c (layout_type): Updated.
6481         * tree-inline.c (remap_type): Updated.
6482         * tree-pretty-print.c (dump_generic_node): Updated.
6484 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6486         * builtins.c (expand_builtin_powi): Fix mode of
6487         2nd argument to match int.
6488         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6489         2nd argument type to int.
6490         * libgcc2.c: Change prototype of __powi* functions to use
6491         int.
6493 2005-03-30  Dale Johannesen  <dalej@apple.com>
6495         PR middle-end/19225
6496         * calls.c (expand_call):  Flush pending deferrals before
6497         throwing call.
6499 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
6501         PR c/772
6502         PR c/17913
6503         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6504         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6505         c_label_context, label_context_stack): New.
6506         * c-decl.c (define_label): Check for jumps into statement
6507         expressions.  Add label to list of defined labels.
6508         (start_function): Push context on label_context_stack.
6509         (finish_function): Pop context from label_context_stack.
6510         * c-typeck.c (label_context_stack): New.
6511         (c_finish_goto_label): Check for jumps into statement
6512         expressions.  Add label to list of jumped to labels.
6513         (struct c_switch): Add blocked_stmt_expr.
6514         (c_start_case): Initialize it.
6515         (do_case): Check it.
6516         (c_finish_case): Verify !blocked_stmt_expr.
6517         (c_begin_stmt_expr):  Push context on label_context_stack.
6518         Increment blocked_stmt_expr.  Mark labels jumped to from outside
6519         as undefinable.
6520         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
6521         defined in the statement expression and no longer jumpable to.
6522         Mark labels jumped to from just outside the statement expression
6523         as again definable.  Pop context from label_context_stack.
6524         * doc/extend.texi (Statement Exprs): Update.
6526 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
6528         PR c/20368
6529         * c-decl.c (start_function): Check for old_decl being
6530         error_mark_node.
6532 2005-03-30  Ian Lance Taylor  <ian@airs.com>
6534         * final.c (final): Remove prescan parameter.  Change all callers.
6535         (final_scan_insn): Remove prescan parameter.  Change all callers.
6537 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
6539         * tree-vectorizer.c: Fix comment typos.
6541 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
6543         * tree-scalar-evolution.c (instantiate_parameters_1): Return
6544         as soon as a chrec_dont_know is detected.
6546 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
6548         Merge from csl-arm-branch.
6549         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
6551         * tlink.c (recompile_files): Do not assume that "rename" can
6552         overwrite an existing file.
6554 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
6556         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6557         * gcc/configure: Regenerate.
6559 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
6561         * doc/install.texi: Update binutils requirement for powerpc*-linux.
6563         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6565         * calls.c (struct arg_data): Update "partial" comment.
6566         (load_register_parameters): Update "nregs" comment.
6568 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6570         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6571         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6572         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6573         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6574         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6575         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6576         than target_flags & 0.
6577         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6578         (iq2000_arch, iq2000_parse_cpu): Delete.
6579         (TARGET_HANDLE_OPTION): Override default.
6580         (iq2000_handle_option): New function.
6581         (override_options): Remove -march= and -mcpu= handling.
6582         * config/iq2000/iq2000.opt: New file.
6584 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6586         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6587         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6588         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6589         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6590         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6591         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6592         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6593         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6594         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6595         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6596         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6597         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6598         (c4x_rpts_cycles_string, c4x_cpu_version_string)
6599         (TARGET_OPTIONS): Delete.
6600         (c4x_rpts_cycles, c4x_cpu_version): Declare.
6601         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6602         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6603         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6604         (c4x_cpu_version_string): Delete.
6605         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6606         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
6607         equivalent -mcpu= option.
6608         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6609         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6610         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6611         or clearing the appropriate MASK_* bit.
6612         (c4x_file_start): Use c4x_cpu_version.
6613         * config/c4x/c4x.opt: New file.
6615 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6617         * doc/options.texi: Document the new MaskExists flag.
6618         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6619         if the option has the MaskExists flag.
6621 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6623         * opt-functions.awk (flag_set_p, test_flag): New functions.
6624         (switch_flags): Use them.
6625         * opth-gen.awk: Use flag_set_p to check for flags.
6626         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
6628 2005-03-30  Ian Lance Taylor  <ian@airs.com>
6630         * config.host (i[34567]86-*-mingw32*): Don't set
6631         host_can_use_collect2 to no.
6633 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
6635         PR target/20203
6636         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6637         Remove convert_memory_address call duplicating that in memory_address.
6639 2005-03-29  Richard Henderson  <rth@redhat.com>
6641         PR c/20519
6642         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6643         (build_compound_literal): Likewise.  Propagate decl type into the
6644         initializer.
6645         (finish_decl): Likewise.  Use new return value from complete_array_type
6646         for zero sized arrays.
6647         (complete_array_type): Move ...
6648         * c-common.c (complete_array_type): ... here.  Change first argument
6649         to pointer-to-type-node.  Consistently use sizetype for the index
6650         except for zero sized arrays.  Detect zero sized arrays for pedantic
6651         mode diagnostics.  Create a new type node instead of modifying the
6652         old node in place.
6653         * c-tree.h (complete_array_type): Move decl ...
6654         * c-common.h (complete_array_type): ... here.
6656 2005-03-29  Richard Henderson  <rth@redhat.com>
6658         PR tree-opt/19108
6659         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6661 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
6663         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6664         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6665         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6666         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6668 2005-03-29  Eric Christopher  <echristo@redhat.com>
6670         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6671         truthvalue conversion removal.
6673 2005-03-29  Ian Lance Taylor  <ian@airs.com>
6675         PR bootstrap/14316
6676         * collect2.c: Never include <vfork.h>.
6677         (VFORK_STRING, vfork): Don't define.
6678         (pid): Remove global variable.
6679         (handler): Call raise instead of kill (getpid(), ...).
6680         (collect_wait): Add pex parameter.  Change all callers.  Use
6681         pex_get_status rather than pwait.
6682         (do_wait): Add pex parameter.  Change all callers.
6683         (collect_execute): Return struct pex_obj * rather than void.  Use
6684         pex routines rather than pexecute.
6685         (fork_execute): Get pex_obj from collect_execute, and pass it to
6686         do_wait.
6687         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6688         Only declare quit_handler if SIGQUIT is defined.
6689         (scan_libraries): Likewise.
6690         * collect2.h (collect_execute): Update declaration.
6691         (collect_wait): Update declaration.
6692         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6693         pass it to collect_wait.
6695 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
6697         PR c/20672
6698         * c-parser.c (c_parser_compound_statement_nostart): Give error
6699         message for EOF instead of just setting parser->error.
6701 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
6703         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6704         (slpeel_update_phi_nodes_for_guard1): New function.
6705         (slpeel_update_phi_nodes_for_guard2): New function.
6706         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6707         of slpeel_update_phi_nodes_for_guard.
6708         (vectorize_loops): Remove call to loop_closed_rewrite.
6709         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6710         assertion.
6712 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
6714         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6715         (TARGET_LITTLE_ENDIAN): New macro.
6716         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6717         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6718         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6719         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6720         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6721         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6722         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6723         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6724         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6725         (TARGET_OPTIONS): Delete.
6726         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6727         (CACHE_FLUSH_TRAP): Turn into an integer.
6728         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6729         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6730         -mflush-trap is in use.
6731         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6732         (m32r_cache_flush_trap_string): Delete.
6733         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6734         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6735         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6736         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6737         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
6738         -mmodel= and -msdata= handling from...
6739         (m32r_init): ...here.
6740         * config/m32r/m32r.opt: New file.
6742 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
6744         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6745         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6746         * tree-vect-analyze.c (vect_object_analysis): additional parm
6747         pass back a "struct ptr_info_def *" with the points-to info.
6748         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6749         statement using info returned from vect_object_analysis.
6750         * tree-vect-transform.c (update_vuses_to_preheader): New function.
6751         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6752         for virtual uses and defs when creating a replacement vector
6753         reference.  Call duplicate_ssa_name_ptr_info to define points-to
6754         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6755         (vectorizable_store): copy_virtual_operands and update
6756         definition statements.
6757         (vectorizable_load): copy_virtual_operands.  Remove call to
6758         mark_call_clobbered_vars_to_rename for call to "const" builtin.
6759         * tree-vectorizer.c (vectorize_loops): Remove calls to
6760         rewrite_into_ssa and bitmap_clear (vars_to_rename).
6761         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6762         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6763         define macro STMT_VINFO_PTR_INFO for use in accessing.
6764         * tree.h add export of duplicate_ssa_name_ptr_info.
6765         * rs6000.c (altivec_init_builtins): Declare builtin function
6766         __builtin_altivec_mask_for_load to be "const".
6768 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
6770         PR middle-end/20622
6771         * cgraph.h (struct cgraph_varpool_node): Add alias field.
6772         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6773         assemble_variable on aliases.
6774         * varasm.c (assemble_alias): Set node->alias.
6775         * toplev.c (wrapup_global_declarations): Don't call
6776         rest_of_decl_compilation on aliases again.
6778 2005-03-29  Paul Brook  <paul@codesourcery.com>
6780         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6781         * config/arm/arm.c (arm_dbx_register_number): New function.
6782         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6784 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
6786         PR middle-end/20263
6787         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6788         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6790 2005-03-29  Dale Johannesen <dalej@apple.com>
6792         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6793         $(TREE_H) and $(COVERAGE_H).
6794         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6795         * opts.c (common_handle_option): Enable tree-based value transforms.
6796         * toplev.c (process_options): Ditto.
6797         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6798         refers to references to this type.
6799         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6800         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6801         for may_be_more, may_be_less.
6802         (rtl_gen_pow2_profiler): Adjust.
6803         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6804         (rtl_gen_one_value_profiler): Adjust.
6805         (rtl_gen_const_delta_profiler): Adjust.
6806         * tree-profile.c (tree_gen_interval_profiler): Implement.
6807         (tree_gen_pow2_profiler): Ditto.
6808         (tree_gen_one_value_profiler): Ditto.
6809         (tree_profiling): New.
6810         (pass_tree_profile): Reference it.
6811         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6812         tree.h, gcov-io.h.
6813         (insn_divmod_values_to_profile): Rename to
6814         rtl_divmod_values_to_profile. Adjust.
6815         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6816         (insn_prefetch_values_to_profile): Adjust.
6817         (rtl_value_profile_transformations): Adjust.
6818         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6819         (gen_mod_pow2): Rename to rtl_mod_pow2.
6820         (gen_mod_subtract): Rename to rtl_mod_subtract.
6821         (divmod_fixed_value_transform): Rename to
6822         rtl_divmod_fixed_value_transform.
6823         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6824         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6825         (rtl_find_values_to_profile): Adjust.
6826         (tree_value_profile_transformations): Implement.
6827         (tree_divmod_values_to_profile): New.
6828         (tree_values_to_profile): New.
6829         (tree_divmod_fixed_value): New.
6830         (tree_mod_pow2): New.
6831         (tree_mod_subtract): New.
6832         (tree_divmod_fixed_value_transform): New.
6833         (tree_mod_pow2_value_transform): New.
6834         (tree_mod_subtract_transform): New.
6835         (tree_find_values_to_profile): Implement.
6836         * profile.c (instrument_values):  Free histograms.
6837         (compute_value_histograms): Adjust. Implement tree version.
6839 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
6841         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6842         * config/i386/i386.c (output_fix_trunc): Add new round_mode
6843         variable.  Output "fldcw" depending on round_mode.
6844         * config/i386/i386.md (UNSPEC_FIST): New.
6845         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6846         New isns patterns to implement lrint and llrint built-ins as x87
6847         intrinsic function.
6848         (fistdi2, fist<mode>2 splitters): New splitters.
6849         (lrint<mode>2): New expanders.
6851 2005-03-28  Ian Lance Taylor  <ian@airs.com>
6853         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6854         0 when calling final_scan_insn.
6856 2005-03-28  Jan Hubicka  <jh@suse.cz>
6858         PR middle-end/20635
6859         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6860         as needed.
6862         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6863         types where possible.
6865 2005-03-26  Per Bothner  <per@bothner.com>
6867         Make -f[no-]show-column also control non-cpp diagnostics.
6868         * c.opt (fshow-column): Move option from here ...
6869         * common.opt (fshow-column): ... to here.
6870         * diagnostic.c (diagnostic_build_prefix): Only print column number
6871         if flag_show_column.
6873 2005-03-27  Steven Bosscher  <stevenb@suse.de>
6875         * vax-protos.h (vax_output_int_move, vax_output_int_add,
6876         vax_output_conditional_branch): New prototypes.
6877         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6878         extracted from vax.md mov and add patterns.
6879         (vax_output_conditional_branch): New function to output conditional
6880         branch instructions.
6881         * vax.md: Use mode macros for arithmetic and mov patterns.
6882         Use code macros for the jump patterns.
6884 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
6886         * Makefile.in (libbackend.o): Depend on version files;
6887         add custom generation command.
6889 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
6891         PR target/20636
6892         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6893         sure that we have a REG before getting its REGNO.
6895 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6897         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6898         * builtins.def (BUILT_IN_STRNDUP): New.
6900 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
6902         PR tree-optimization/20470
6903         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6904         ABS(x-y).
6906 2005-03-25  Mike Stump  <mrs@apple.com>
6908         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6909         sized objects.
6911 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
6913         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6914         Use our own structure definitions.
6916         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6917         (fix_truncdfsi2): Allow registers or memory as destination.
6918         When TARGET_PPC_GFXOPT, generate simplified pattern.
6919         (fix_truncdfsi2_internal): Use define_insn_and_split.
6920         (fix_truncdfsi2_internal_gfxopt): New.
6921         (fctiwz): Don't confuse register allocation by giving it no choices.
6922         (stfiwx): New.
6923         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6924         (EXTRA_MEMORY_CONSTRAINT): Likewise.
6925         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6926         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6928 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
6930         * dominance.c (free_dominance_info): Speed up by freeing et
6931         data structures without maintaining other nodes.
6932         * et-forest.c (et_free_tree_force): New.
6933         * et-forest.h: Add a prototype for et_free_tree_force.
6935         * tree.c (get_set_constructor_bits,
6936         get_set_constructor_bytes): Remove.
6937         * tree.h: Remove the corresponding prototypes.
6939 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
6941         PR target/15491
6942         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6943         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
6944         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
6945         PRE_DEC, NEG and NOT.
6947 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
6949         * fold-const.c: Convert uses of fold (build (...)) to
6950         fold_buildN.
6952 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
6954         PR rtl-optimization/20249
6955         * cse.c (insert_regs): Do not record equivalence of registers in
6956         different modes.
6958 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
6960         * emit-rtl.c (reverse_comparison): Remove.
6961         * rtl.h: Remove the corresponding prototype.
6963 2005-03-24  James E Wilson  <wilson@specifixinc.com>
6965         * doc/install.texi (--enable-altivec): Delete docs.
6967 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
6969         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6970         SFmode and DFmode before reload when
6971         flag_unsafe_math_optimizations not enabled.
6973 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
6975         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6977         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6978         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6980 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
6982         * configure.ac (enable-checking): Add 'runtime' option.
6983         * doc/install.texi (enable-checking): Document 'runtime' checking.
6984         * tsystem.h (gcc_assert, gcc_unreachable): Define.
6985         * config.in: Regenerated.
6986         * configure: Regenerated.
6988 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
6990         * optabs.h (enum optab_index): Remove OTI_llrint.
6991         (llrint_optab): Remove macro.
6992         * optabs.c (init_optabs): Remove llrint_optab initialization.
6993         * genopinit.c (optabs): Remove llrint_optab implementation.
6994         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6995         using lrint_optab.
6997 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
6999         PR rtl-optimization/20532
7000         * simplify-rtx.c (simplify_binary_operation_1): Protect from
7001         overflow when adding coefficients for PLUS or MINUS.
7002         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7003         two as multiplier.
7005 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7007         * langhooks.h (truthvalue_conversion): Remove.
7008         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7009         LANG_HOOKS_TRUTHVALUE_CONVERSION.
7010         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7011         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7012         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7014 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
7016         * params.def: Fix a typo.
7017         * config/mips/mips.c: Follow the spelling convensions.
7018         * doc/invoke.texi: Fix typos.
7020 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
7022         Fix PR tree-optimization/20601
7024         * tree-ssa-pre.c (insert_aux): Add missing condition to
7025         constification.
7027 2005-03-23  Ian Lance Taylor  <ian@airs.com>
7029         * final.c (final_scan_insn): Don't remove no-op instructions.
7030         * reload1.c (reload): Remove simple no-op instructions even when
7031         not optimizing.
7033 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
7035         PR tree-optimization/20501
7036         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7037         reporting that peeling for alignment is applied moved to...
7038         * (vect_analyze_data_refs_alignment): Here.
7040 2005-03-23  Ian Lance Taylor  <ian@airs.com>
7042         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7044 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
7046         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7047         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7049 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
7051         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7052         imply that this is called once, independent of asms in code.
7053         Adjust to now being pased output and input lists.  Mention helper
7054         function decl_overlaps_hard_reg_set_p.
7055         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7056         hook_tree_tree_identity and to take three trees, returning third.
7057         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7058         prototype.
7059         * stmt.c: include hard-reg-set.h before tree.h.
7060         (decl_overlaps_hard_reg_set_p): New function, broken out from...
7061         (decl_conflicts_with_clobbers_p): Call
7062         decl_overlaps_hard_reg_set_p.
7063         (expand_asm_operands): Pass output and input lists in call to
7064         targetm.md_asm_clobbers.
7065         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7066         hook_tree_tree_tree_tree_3rd_identity.
7067         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7068         parameters.
7069         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7070         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7071         parameters, first two unused.
7072         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7073         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
7074         in constraint letters and MOF is not mentioned as a asm-declared
7075         register in neither of the input and output lists.
7077 2005-03-23  DJ Delorie  <dj@redhat.com>
7079         * optabs.c (expand_binop): Make sure the first subword's result
7080         gets stored.
7082 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7084         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7085         Call c_common_truthvalue_conversion rather than
7086         lang_hooks.truthvalue_conversion.
7087         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7088         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7089         c-typeck.c.
7090         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7091         c_common_truthvalue_conversion.
7092         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7093         c_parser_conditional_expression, c_parser_binary_expression): Call
7094         c_objc_common_truthvalue_conversion.
7095         * c-typeck.c (build_unary_op): Call
7096         c_objc_common_truthvalue_conversion.
7097         (build_conditional_expr): Do not call
7098         lang_hooks.truthvalue_conversion.
7099         (build_binary_op): Call c_common_truthvalue_conversion.
7100         (c_objc_common_truthvalue_conversion): Moved from
7101         c-objc-common.c.  Call default_function_array_conversion instead
7102         of default_conversion.
7104 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7106         * c-common.h (default_conversion): Remove.
7107         (perform_integral_promotions): Add.
7108         * c-tree.h (default_conversion): Add.
7109         * c-typeck.c (perform_integral_promotions): New, split out from
7110         default_conversion.
7111         * c-common.c (check_case_value): Use perform_integral_promotions,
7112         not default_conversion.
7113         (c_add_case_label): Don't continue processing case label after
7114         found to be pointer.
7116 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
7118         * gcc.c (do_spec_1): Do not add a -L path for a directory in
7119         the prefix list if we have already added a multilib directory
7120         based on that path.
7121         (main): Do not add MD_EXEC_PREFIX to the list of directories to
7122         search with -L.
7124 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7126         * reload1.c (indirect_symref_ok, reload_obstack): Make them
7127         static.
7128         * reload.h: Remove the prototype for indirect_symref_ok.
7130         * reload1.c (indirect_symref_ok): Make it global.
7131         * reload.h: Add a prototype for indirect_symref_ok.
7133 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
7135         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7136         ashlhi3 expander.
7138 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
7140         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7142 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
7144         * c-opts.c (c_common_parse_file): Only start/end main source file
7145         if debug hooks says the writer wants it.
7146         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7147         member.
7148         (xcoff_debug_hooks): Ditto.
7149         * debug.c (do_nothing_hooks): Ditto.
7150         * debug.h (gcc_debug_hooks): Ditto.
7151         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7152         * sdbout.c (sdb_debug_hooks): Ditto.
7153         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7155 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
7157         * doc/extend.texi: Deprecate C++ min/max operators.
7159 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
7161         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7162         artificial original candidates.
7164 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7165             Jan Hubicka  <jh@suse.cz>
7166             Steven Bosscher <stevenb@suse.de>
7168         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7169         call cost based on argument sizes.
7170         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7171         inlining.
7172         * params.def: (max-inline-inssn-single): Set to 450.
7173         (max-inline-insns-auto): Set to 90.
7174         (max-inline-insns-recursive): Set to 450
7175         (max-inline-insns-recursive-auto): Set to 450.
7176         (large-function-insns): Set to 2700.
7177         (inline-call-cost): New parameter.
7178         * tree-inline.c (estimate_move_cost): New function.
7179         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7180         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
7181         based on arguments.
7182         * tree-inline.h (estimate_move_cost): Declare.
7183         * invoke.texi: (max-inline-inssn-single): Change default to 450.
7184         (max-inline-insns-auto): Change default to 90.
7185         (max-inline-insns-recursive): Change default to 450
7186         (max-inline-insns-recursive-auto): Change default to 450.
7187         (large-function-insns): Change default to 2700.
7188         (inline-call-cost): Document new parameter.
7190 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
7192         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7193         (TARGET_DEFAULT): Delete.
7194         * config/i860/i860.opt: New file.
7196 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
7198         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7199         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7200         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7201         (frv_sched_lookahead): Delete.
7202         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7203         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7204         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7205         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
7206         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7207         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7208         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7209         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7210         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7211         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7212         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7213         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7214         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7215         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7216         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7217         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7218         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7219         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7220         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7221         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7222         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7223         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7224         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7225         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7226         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7227         (frv_sched_lookahead): Delete.
7228         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7229         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7230         (frv_handle_option): New function.  Move -mcpu= handling from...
7231         (frv_override_options): ...here.  Remove handling of other
7232         TARGET_OPTIONS.
7233         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7234         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7235         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7236         and TARGET_NO_MULTI_CE.
7237         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7238         !TARGET_VLIW_BRANCH.
7239         * config/frv/frv.opt: New file.
7241 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7243         * fold-const.c (fold_ternary): Take decomposed arguments of
7244         CALL_EXPR.
7245         (fold): Update a call to fold_ternary.
7247         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7248         * tree.h: Add corresponding prototypes.
7250 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
7252         PR target/20561
7253         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7254         between jump table and its label.
7255         * final.c (shorten_branches): Handle notes in between ADDR_VEC
7256         resp. ADDR_DIFF_VEC and the label preceeding it.
7257         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7258         is emitted in the right section.
7260 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7262         * fold-const.c (fold_unary, fold_binary): Update comments
7263         about arguments.
7265 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
7267         PR rtl-optimization/20527
7268         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7269         REG_INC note, test that the register also isn't mentioned in PRED
7270         or SUCC.
7272 2005-03-22  Ben Elliston  <bje@au.ibm.com>
7274         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7275         and definition.
7277 2005-03-21  Mike Stump  <mrs@apple.com>
7279         * varasm.c (default_assemble_visibility): Remove extra ().
7281 2005-03-21  Roger Sayle  <roger@eyesopen.com>
7283         PR middle-end/20557
7284         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7285         to determine whether a block can be duplicated, rather than test
7286         whether the block contains noncopyable insns ourselves.
7288 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7290         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7291         predicates.
7293 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7295         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7297 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7299         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7300         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7301         * config/fr30/fr30.opt: New file.
7303 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
7305         Fix PR tree-optimization/20542
7307         * tree-flow-inline.h (overlap_subvar): Move to here.
7308         * tree-ssa-operands.c: From here.
7309         * tree-flow.h (overlap_subvar): Declare.
7310         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7311         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7312         for variables with subvars.
7314 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7316         PR middle-end/20177
7317         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7318         * modulo-sched.c (const_iteration_count): Return on NULL
7319         pre-header.
7320         (print_node_sched_params): Return on NULL dump_file.
7321         (generate_reg_moves): Handle reg-anti dependencies and disregard
7322         closing branch when generating register moves.
7323         (sms_schedule): Mark the SMSed block dirty.
7324         * passes.c (rest_of_handle_sms): Call update_life_info for all
7325         basic-blocks.
7326         * testsuite/gcc.dg/20050321-1.c: New test.
7328 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
7330         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7331         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7332         movqi_internal): Likewise.
7334 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
7336         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7337         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7338         xtensa_b4const): Delete prototypes.
7339         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7340         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7341         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7342         xtensa_extra_constraint): New prototypes.
7343         (add_operand, arith_operand, nonimmed_operand, mem_operand,
7344         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7345         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7346         move_operand, const_float_1_operand, fpmem_offset_operand,
7347         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7348         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7349         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
7350         argument type to HOST_WIDE_INT.
7351         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7352         xtensa_mask_immediate): Likewise.
7353         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7354         Likewise.  Also make these functions static.
7355         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7356         (xtensa_const_ok_for_letter_p): New.
7357         (add_operand, arith_operand, nonimmed_operand, mem_operand,
7358         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7359         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7360         move_operand, const_float_1_operand, fpmem_offset_operand,
7361         branch_operator, ubranch_operator, boolean_operator): Move to
7362         predicates.md.
7363         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7364         (xtensa_mem_offset): Change return type to bool.
7365         (xtensa_extra_constraint): New.
7366         (gen_int_relational): Update type of const_range_p function pointer.
7367         Use xtensa_b4const_or_zero.
7368         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7369         xtensa_const_ok_for_letter_p.  Update comments.
7370         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7371         (PREDICATE_CODES): Delete.
7372         * config/xtensa/xtensa.md: Include predicates.md.
7373         * config/xtensa/predicates.md: New file.
7375 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7377         * config/v850/v850-protos.h: Remove the prototypes for
7378         reg_or_int9_operand, reg_or_const_operand,
7379         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7380         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7381         movsi_source_operand, power_of_two_operand,
7382         not_power_of_two_operand, special_symbolref_operand,
7383         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7384         register_is_ok_for_epilogue.
7385         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7386         reg_or_int9_operand, reg_or_const_operand,
7387         call_address_operand, special_symbolref_operand,
7388         movsi_source_operand, power_of_two_operand,
7389         not_power_of_two_operand, register_is_ok_for_epilogue,
7390         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7391         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7392         predicates.md.
7393         * config/v850/v850.h (PREDICATE_CODES): Remove.
7394         * config/v850/v850.md: Include predicates.md.
7395         * config/v850/predicates.md: New.
7397 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
7399         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7400         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7401         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7402         (itoolsdir, itoolsdatadir): Move definition above new first use.
7403         (install-itoolsdirs): New rule.
7404         (install-mkheaders): Depend on install-itoolsdirs, not
7405         install-include-dir.
7407 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7409         * tree-into-ssa.c: Remove obsolete comments.
7411 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
7413         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7414         unrolling if -fpeel-loops is specified, too.
7415         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7416         Remove superfluous check for flag_unroll_loops.
7418 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
7420         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7421         (lrint_optab, llrint_optab): Define corresponding macros.
7422         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7423         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7424         pattern and llrint_optab using llrintdi2 patterns.
7425         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7426         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7427         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7428         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7429         flag_unsafe_math_optimizations is set.
7431 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
7433         * combine.c (combine_simplify_rtx, simplify_if_then_else,
7434         simplify_logical, if_then_else_cond, known_cond,
7435         simplify_comparison): Adjust calls to reverse_comparison.
7436         Don't use combine_reversed_comparison_code).
7437         (combine_reversed_comparison_code): Remove.
7438         (reversed_comparison): Using reversed_comparison_code, move it...
7439         * jump.c (reversed_comparison): ... here.
7440         * rtl.h (reversed_comparison): Add prototype.
7442 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7444         * builtins.c (fold_builtin): Take decomposed arguments of
7445         CALL_EXPR.
7446         * fold-const.c (fold_ternary): Update a call to fold_builtin.
7447         * gimplify.c (gimplify_call_expr): Likewise.
7448         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7449         * tree.h: Update the prototype of fold_builtin.
7451 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
7453         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7454         * rtlhooks.c (gen_lowpart_no_emit_general): New.
7455         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7456         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7457         * simplify-rtx.c (simplify_binary_operation_1): Use it.
7459 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7461         * builtins.c (fold_builtin_1): Take decomposed arguments of
7462         CALL_EXPR.
7463         (fold_builtin): Update a call to fold_builtin_1.
7465 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
7467         PR other/20564
7468         * gcov.c (output_lines): Only output function block summary when
7469         outputting branch information.
7470         * doc/gcov.texi: Document format of preamble and additional block
7471         information lines.
7473 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7475         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7476         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7477         the defaults false if BITS_PER_UNIT != 8.
7478         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7479         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7480         than BITS_PER_UNIT != 8.
7481         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7482         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7483         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7484         #undefs.
7485         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7486         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7488 2005-03-20  Roger Sayle  <roger@eyesopen.com>
7490         PR middle-end/20539
7491         * fold-const.c (fold_binary): Fix type mismatch between
7492         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7493         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7494         for non-truth-valued expressions.
7496         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7497         and FUNCTION_DECL in the main switch.
7498         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7499         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7500         we also need to convert their operands to match.
7501         <TRUTH_NOT_EXPR>: Likewise.
7503 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
7505         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7506         diagnostic without checking whether an lvalue.
7507         * c-common.h (lvalue_p): Remove.
7508         (enum lvalue_use): Update comment.
7509         (lvalue_or_else): Replace by lvalue_error.
7510         * c-typeck.c (lvalue_p): Make static.
7511         (lvalue_or_else): New.  Call lvalue_error.
7513 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
7515         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7516         (function_arg_advance): Use rs6000_parm_start.
7517         (function_arg, rs6000_arg_partial_bytes): Likewise.
7519 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7521         * c-common.c (check_case_value): Adjust comment about stripping
7522         NOPs.
7523         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7524         * c-typeck.c (default_conversion, convert_arguments,
7525         build_modify_expr, convert_for_assignment, store_init_value,
7526         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7527         manually.  Remove inaccurate comments.
7529 2005-03-20  Roger Sayle  <roger@eyesopen.com>
7530             Joseph S. Myers  <joseph@codesourcery.com>
7532         * varasm.c (do_assemble_alias): Restore comment describing function.
7533         Annotate the target parameter as potentially unused.
7535 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
7537         PR target/18551
7538         * config/avr/avr.c (avr_output_function_prologue): Do not use
7539         current_function_name() in a label, use a local label instead.
7541 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
7543         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7544         flag_finite_math_only, not flag_unsafe_math_optimizations.
7546 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
7548         * builtins.c (fold_builtin_1): Update a call to
7549         targetm.fold_builtin.
7550         * hooks.c (hook_tree_tree_bool_null): Rename to
7551         hook_tree_tree_tree_bool_null.  Take one more argument of type
7552         tree.
7553         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7554         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7555         hook_tree_tree_tree_bool_null.
7556         * target.h (gcc_target): Update the prototype of fold_builtin.
7557         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7558         arguments of CALL_EXPR.
7559         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
7560         new prototype.
7562 2005-03-20  Jan Hubicka  <jh@suse.cz>
7564         * cgraph.h (cgraph_node): Add prev_clone pointer.
7565         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7566         (cgraph_clone_node): Produce doubly linked chain.
7568 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7570         * c-common.c (handle_aligned_attribute, check_function_sentinel,
7571         get_nonnull_operand, handle_sentinel_attribute,
7572         check_function_arguments_recurse): Do not strip NOPS from
7573         INTEGER_CSTs.
7574         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7575         Likewise.
7576         * c-format.c (get_constant): Likewise.
7577         * c-parser.c (c_parser_postfix_expression): Likewise.
7578         * c-typeck.c (set_init_index): Likewise.
7579         (convert_arguments): Don't check for NOP_EXPR containing integer
7580         constant.
7582 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
7584         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7585         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7586         Take decomposed arguments of CALL_EXPR.
7587         (fold_builtin_1): Update calls to the functions mentioned
7588         above.
7590 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7592         * c-decl.c (check_bitfield_type_and_width): Require bit-field
7593         width to have integer type.
7594         (build_enumerator): Require enumerator value to have integer type.
7596 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
7598         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7599         to __builtin_inff.
7601 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
7603         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7604         std=iso9899:199x): Correct descriptions.
7606 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
7608         * config.gcc: Consistently use solaris2.1[0-9]* instead of
7609         solaris2.1[0-9].
7611 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
7613         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7614         of CALL_EXPR.
7615         (expand_builtin_memcpy, fold_builtin_1): Update calls to
7616         fold_builtin_memcpy.
7618         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7619         arguments of CALL_EXPR.
7620         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7621         fold_builtin_found, fold_builtin_1): Update calls to
7622         fold_trunc_transparent_mathfn.
7624 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7626         PR middle-end/20493
7627         * fold-const.c (fold_widened_comparison): Don't optimize casts of
7628         function pointers on targets that require function pointer
7629         canonicalization.
7630         (fold_sign_changed_comparison): Likewise.
7632 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
7634         * combine.c (try_combine): When changing the mode of a hard reg, make
7635         sure that doing so is valid.
7637 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
7639         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7640         (TARGET_HANDLE_OPTION): Override default.
7641         (avr_handle_option): New function.
7642         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7643         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7644         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7645         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7646         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7647         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7648         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7649         (TARGET_OPTIONS): Delete.
7650         * config/avr/avr.opt: New file.
7652 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7654         * config/m32r/m32r-protos.h: Remove the prototypes for
7655         call_address_operand, symbolic_operand, seth_add3_operand,
7656         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7657         reg_or_uint16_operand, reg_or_cmp_int16_operand,
7658         two_insn_const_operand, move_src_operand,
7659         move_double_src_operand, move_dest_operand,
7660         eqne_comparison_operator, signed_comparison_operator,
7661         large_insn_p, conditional_move_operand, carry_compare_operand,
7662         m32r_block_immediate_operand, extend_operand,
7663         reg_or_eq_int16_operand, int8_operand, and
7664         reg_or_zero_operand.
7665         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7666         seth_add3_operand, int8_operand, cmp_int16_operand,
7667         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7668         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7669         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7670         move_double_src_operand, move_dest_operand,
7671         eqne_comparison_operator, signed_comparison_operator,
7672         extend_operand, small_insn_p, large_insn_p,
7673         conditional_move_operand, carry_compare_operand,
7674         m32r_block_immediate_operand): Move to predicates.md.
7675         (MAX_MOVE_BYTES): Move to m32r.h.
7676         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7677         * config/m32r/m32r.md: Include predicates.md.
7678         * config/m32r/predicates.md: New.
7680 2005-03-18  James E Wilson  <wilson@specifixinc.com>
7682         PR c++/19769
7683         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7684         origin.
7686 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7688         * config/mn10300/mn10300-protos.h: Remove the prototypes for
7689         call_address_operand, const_8bit_operand.
7690         * config/mn10300/mn10300.c (call_address_operand,
7691         const_8bit_operand, const_1f_operand): Move to predicates.md.
7692         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7693         * config/mn10300/mn10300.md: Include predicates.md.
7694         * config/mn10300/predicates.md: New.
7696 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
7698         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7699         declarations in diagnostics and %E for identifiers, not %s.
7701 2005-03-18  Jan Hubicka  <jh@suse.cz>
7702             Dale Johannesen  <dalej@apple.com>
7704         * basic-block.h (scale_bbs_frequencies_int,
7705         scale_bbs_frequencies_gcov_type): Declare.
7706         * cfg.c (RDIV): New macro.
7707         (update_bb_frequency_for_threading): Fix.
7708         * basic-block.h (scale_bbs_frequencies_int,
7709         scale_bbs_frequencies_gcov_type): New.
7710         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7711         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7712         scale_bbs_frequencies_int.
7713         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7715 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7717         * config/m32r/m32r-protos.h: Remove the prototypes for
7718         call_address_operand, symbolic_operand, seth_add3_operand,
7719         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7720         reg_or_uint16_operand, reg_or_cmp_int16_operand,
7721         two_insn_const_operand, move_src_operand,
7722         move_double_src_operand, move_dest_operand,
7723         eqne_comparison_operator, signed_comparison_operator,
7724         large_insn_p, conditional_move_operand, carry_compare_operand,
7725         m32r_block_immediate_operand, extend_operand,
7726         reg_or_eq_int16_operand, int8_operand, and
7727         reg_or_zero_operand.
7728         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7729         seth_add3_operand, int8_operand, cmp_int16_operand,
7730         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7731         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7732         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7733         move_double_src_operand, move_dest_operand,
7734         eqne_comparison_operator, signed_comparison_operator,
7735         extend_operand, small_insn_p, large_insn_p,
7736         conditional_move_operand, carry_compare_operand,
7737         m32r_block_immediate_operand): Move to predicates.md.
7738         (MAX_MOVE_BYTES): Move to m32r.h.
7739         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7740         * config/m32r/m32r.md: Include predicates.md.
7741         * config/m32r/predicates.md: New.
7743         * config/pa/pa-protos.h: Add prototypes for magic_milli and
7744         shadd_constant_p.
7745         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7746         symbolic_operand, symbolic_memory_operand,
7747         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7748         indexed_memory_operand, move_dest_operand, move_src_operand,
7749         prefetch_cc_operand, prefetch_nocc_operand,
7750         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7751         arith_operand, arith11_operand, pre_cint_operand,
7752         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7753         ireg_operand, int5_operand, uint5_operand, int11_operand,
7754         uint32_operand, arith5_operand, and_operand, ior_operand,
7755         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7756         pc_or_label_operand, div_operand, plus_xor_ior_operator,
7757         shadd_operand, movb_comparison_operator,
7758         cmpib_comparison_operator): Move to predicates.md.
7759         (magic_milli, shadd_constant_p): Make it extern.
7760         * config/pa/pa.h (PREDICATE_CODES): Remove.
7761         * config/pa/pa.md: Include predicates.md.
7762         * config/pa/predicates.md: New.
7764         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7765         predicate.
7767 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7769         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7770         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7771         config/alpha/freebsd.h, config/alpha/linux.h,
7772         config/alpha/netbsd.h, config/alpha/osf5.h,
7773         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7774         config/h8300/h8300-protos.h, config/h8300/h8300.c,
7775         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7776         doc/cppopts.texi: Update copyright.
7778 2005-03-18  Jan Hubicka  <jh@suse.cz>
7780         PR middle-end/20225
7781         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7782         too late.
7783         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7784         called too late.
7786 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7788         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7789         VEC_safe_push.
7791 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
7793         * combine.c (gen_binary): Remove.
7794         (known_cond, simplify_shift_const, find_split_point,
7795         combine_simplify_rtx, simplify_if_then_else, simplify_set,
7796         simplify_logical, expand_field_assignment, extract_left_shift,
7797         force_to_mode, if_then_else_cond, apply_distributive_law,
7798         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7799         simplify_comparison, reversed_comparison): Replace with
7800         simplify_gen_binary, simplify_gen_relational or
7801         distribute_and_simplify_rtx.
7802         (distribute_and_simplify_rtx): New function.
7804 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
7805             Paolo Bonzini  <gcc.gnu.org>
7807         * calls.c (setjmp_call_p, special_function_p): Update comments
7808         at the head of the functions.
7810 2005-03-18  Jan Hubicka  <jh@suse.cz>
7812         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7814         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7815         function body should be released; do not proactively release function
7816         bodies in non-unit-at-a-time mode.
7818 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
7820         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7821         mno-fp-ret-in-387 multilib variants.
7823 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
7825         * common.opt (m): Remove.
7826         * opts.c (handle_option): Pass 'm' options to set_target_switch if
7827         table lookup fails.
7828         (common_handle_option): Remove OPT_m case.
7830 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
7832         * builtins.c (fold_builtin_bitop): Take decomposed arguments
7833         of CALL_EXPR.
7834         (fold_builtin_1): Update a call to fold_builtin_bitop.
7836         * builtins.c (fold_builtin_signbit): Take decomposed arguments
7837         of CALL_EXPR.
7838         (fold_builtin_1): Update a call to fold_builtin_signbit.
7840 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
7842         PR tree-optimization/20474
7843         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7844         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7846 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
7848         * config/h8300/h8300-protos.h: Remove prototypes for
7849         general_operand_src, general_operand_dst, single_one_operand,
7850         single_zero_operand, call_insn_operand,
7851         two_insn_adds_subs_operand, small_call_insn_operand,
7852         jump_address_operand, bit_operand, bit_memory_operand,
7853         stack_pointer_operand, const_int_gt_2_operand,
7854         const_int_ge_8_operand, const_int_qi_operand,
7855         const_int_hi_operand, incdec_operand, bit_operator,
7856         nshift_operator, eqne_operator, gtle_operator,
7857         gtuleu_operator, iorxor_operator.
7858         Add prototypes for h8sx_shift_type h8sx_classify_shift and
7859         h8300_ldm_stm_parallel.
7860         * config/h8300/h8300.c (h8sx_shift_type,): Move to
7861         h8300-protos.h.
7862         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7863         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7864         (h8300_ldm_stm_parallel): Make it extern.
7865         (h8300_ldm_parallel, h8300_stm_parallel,
7866         h8300_return_parallel, general_operand_src,
7867         general_operand_dst, h8300_dst_operand, h8300_src_operand,
7868         nibble_operand, reg_or_nibble_operand, single_one_operand,
7869         single_zero_operand, call_insn_operand,
7870         two_insn_adds_subs_operand, small_call_insn_operand,
7871         jump_address_operand, bit_operand, bit_memory_operand,
7872         stack_pointer_operand, const_int_gt_2_operand,
7873         const_int_ge_8_operand, const_int_qi_operand,
7874         const_int_hi_operand, incdec_operand, eqne_operator,
7875         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7876         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7877         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7878         nshift_operator): Move to predicates.md.
7879         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7880         * config/h8300/h8300.md: Include predicates.md.
7881         * config/h8300/predicates.md: New.
7883 2005-03-17  Richard Henderson  <rth@redhat.com>
7885         * config.gcc (ia64*-*-hpux*): Add extra_options.
7886         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7887         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7888         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7889         (ia64_tls_size_string, ia64_tune_string): Remove.
7890         (ia64_tune): Init to PROCESSOR_ITANIUM2.
7891         (TARGET_DEFAULT_TARGET_FLAGS): New.
7892         (TARGET_HANDLE_OPTION): New.
7893         (ia64_override_options): Move options parsing ...
7894         (ia64_handle_option): ... here.  New.
7895         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7896         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7897         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7898         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7899         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7900         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7901         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7902         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7903         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7904         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7905         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7906         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7907         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7908         TARGET_EARLY_STOP_BITS): Remove.
7909         (TARGET_ILP32): Default false.
7910         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7911         (enum ia64_inline_type): New.
7912         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7913         * config/ia64/ia64.md: Update for new definitions of
7914         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7915         * config/ia64/ia64.opt: New file.
7916         * config/ia64/ilp32.opt: New file.
7918 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
7920         PR target/18380
7921         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7923 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
7925         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7926         instead of MASK_H8300S.
7927         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7928         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7929         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7930         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7931         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7932         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7933         TARGET_SWITCHES): Remove.
7934         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7935         TARGET_H8300SX.
7936         * config/h8300/h8300.opt: New.
7938         * config/alpha/alpha.opt, config/arc/arc.opt,
7939         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7940         notices.
7942 2005-03-17  Ian Lance Taylor  <ian@airs.com>
7944         * gmon.c: Remove.
7946 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
7948         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
7949         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7950         (TARGET_HANDLE_OPTION): Override default.
7951         (arc_handle_option): New function.
7952         (arc_init): Remove code to set arch_cpu_string.
7953         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7954         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7955         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7956         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7957         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7958         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7959         (arc_rodata_string, TARGET_OPTIONS): Delete.
7960         * config/arc/arc.opt: New file.
7962 2005-03-17  Richard Henderson  <rth@redhat.com>
7964         * doc/extend.texi (Weak Pragmas): New section.
7965         (attribute alias): Clarify that target must be in the same
7966         translation unit.
7968 2005-03-17  Richard Henderson  <rth@redhat.com>
7970         * config/alpha/alpha.opt: New file.
7971         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
7972         of alpha_cpu.
7973         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7974         alpha_fprm_string, alpha_fptm_string): Make static.
7975         (alpha_tls_size_string): Remove.
7976         (alpha_handle_option): New.
7977         (override_options): Update for alpha_cpu/alpha_tune split.
7978         (alpha_file_start): Likewise.
7979         (TARGET_DEFAULT_TARGET_FLAGS): New.
7980         (TARGET_HANDLE_OPTION): New.
7981         * config/alpha/alpha.h (alpha_tune): Declare.
7982         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7983         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7984         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7985         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7986         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7987         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7988         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7989         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7990         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7991         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7992         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7993         (TARGET_DEFAULT): Remove MASK_FP.
7994         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7995         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7996         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7997         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7998         alpha_tls_size_string): Remove.
7999         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8000         (attribute tune): Rename from attribute cpu.
8001         * config/alpha/ev4.md: Update to match.
8002         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8003         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8004         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8005         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8006         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8007         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8009 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
8011         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8012         and return without creating new state if before_nops_num is nonzero.
8013         * config/ia64/ia64.md (first_insn): New attribute.
8014         (alloc): Set it to yes.
8016 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8018         * tree-vectorizer.c (new_vec_stmt_info): Initialize
8019         STMT_VINFO_SUBVARS to NULL.
8020         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8022 2005-03-16 Dale Johannesen  <dalej@apple.com>
8024         * rtlanal.c (find_first_parameter_load):  Rewrite to
8025         return actual first param load or the call if none,
8026         instead of first in block, when not all loads exist.
8028 2005-03-16  Roger Sayle  <roger@eyesopen.com>
8030         * optabs.c (expand_copysign_absneg): Make static.
8031         * optabs.h (expand_copysign_absneg): Delete prototype.
8032         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8034 2005-03-16  Richard Henderson  <rth@redhat.com>
8036         PR middle-end/15700
8037         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8038         (alias_pairs): Rename from output_defs.
8039         (find_decl_and_mark_needed): Split out from assemble_alias.
8040         (do_assemble_alias): New.
8041         (assemble_output_def): Remove.
8042         (finish_aliases_1, finish_aliases_2): New.
8043         (process_pending_assemble_output_defs): Remove.
8044         (assemble_alias): Defer aliases for which we don't yet have a
8045         non-external decl for the target symbol.
8046         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8047         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8048         * toplev.c (compile_file): Use finish_aliases_2 instead of
8049         process_pending_assemble_output_defs.
8050         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8051         (process_pending_assemble_output_defs): Remove.
8053 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8055         Fix PR tree-optimization/20489
8057         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8058         for empty structures.
8060 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8062         Fix PR tree-optimization/20490
8064         * tree-ssa-pre.c (create_expression_by_pieces): Use
8065         force_gimple_operand on result of fold.
8067 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
8069         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8070         of closing parenthesis.
8072 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
8074         * builtins.c (expand_movstr): Update a call to
8075         fold_builtin_strcpy.
8076         (expand_builtin_strncpy): Update a call to
8077         fold_builtin_strncpy.
8078         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8079         arguments of CALL_EXPR.
8080         (fold_builtin_1): Update calls to fold_builtin_strcpy and
8081         fold_builtin_strncpy.
8082         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8083         * tree.h: Update the prototypes of fold_builtin_strcpy and
8084         fold_builtin_strncpy.
8086 2005-03-16  Steven Bosscher  <stevenb@suse.de>
8087             Dorit Naishlos  <dorit@il.ibm.com>
8089         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8090         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8091         error.
8093 2005-03-16  Steven Bosscher  <stevenb@suse.de>
8095         * tree-inline.c (walk_type_fields, walk_tree,
8096         walk_tree_without_duplicates): Move from here...
8097         * tree.c: ...to here.
8099 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
8101         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8102         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8103         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8104         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8105         (version): Define using $(BASEVER_c).
8106         (Makefile, config.status, build/gcov-iov.o): No longer depends on
8107         version.c.
8108         (version.o): Depend on version files; add custom generation command.
8109         (prefix.o): Define BASEVER on command line.
8110         (s-iov): Depend on version files; adjust command.
8111         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8112         Add gcc-vers.texi.
8113         (gcc-vers.texi): New rule.
8114         (doc/%.info, doc/%.dvi): Add -I . to command line.
8115         (doc/gccinstall.dvi): Likewise.
8116         (PACKAGE): Delete.  All uses replaced with "gcc".
8117         * aclocal.m4: Do not include gcc-version.m4.
8118         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8119         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8120         Set is_release based on contents of DEV-PHASE.
8121         Set gcc_version based on contents of BASE-VER.
8122         Define WIN32_REGISTRY_KEY only if the user overrode the default.
8123         * config.in, configure: Regenerate.
8124         * gccbug.in: Determine version of GCC in use at runtime.
8125         * gcov-iov.c: Get version number and development phase from
8126         command line, not by including version.c.
8127         * intl.c: Replace all uses of PACKAGE with "gcc".
8128         * libada-mk.in: Delete unused "gcc_version" variable.
8129         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8130         * version.c: (VERSUFFIX): New hook for redistributors; adjust
8131         commentary to match.
8132         (version_string): Put together from pieces.
8133         * config/alpha/x-vms: Do not use $(gcc_version).
8134         * config/i386/t-nwld: Likewise.
8135         * doc/include/gcc-common.texi: Include gcc-vers.texi for
8136         version-GCC and DEVELOPMENT.
8138 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8140         PR tree-optimization/17454
8141         * tree.c (tree_size): Add case for TREE_BINFO.
8142         * fold-const.c (fold_checksum_tree): Only clear the overloaded
8143         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8145 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8147         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8148         op1 whilst expanding the signed widenening multiply variant.
8150 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
8152         * toplev.c (display_target_options): Avoid unused variable warning if
8153         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8154         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8155         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8156         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8157         (mips_isa_info): New variable.
8158         (mips_parse_cpu): Remove the first argument and leave the caller
8159         to report errors.
8160         (TARGET_HANDLE_OPTION): Override default.
8161         (mips_handle_option): New function.  Move option validation code from...
8162         (override_options): ...here.  Update calls to mips_parse_cpu.
8163         * config/mips/mips.h (mips_arch_string, mips_tune_string)
8164         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8165         (SUBTARGET_TARGET_OPTIONS): Delete.
8166         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8167         (mno-flush-func, mtune=): New options.
8169 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8170             Richard Henderson  <rth@redhat.com>
8172         * real.c (c4x_single_format, c4x_extended_format): Provide values
8173         for signbit_ro for c4x's single and extended floating point formats.
8174         * optabs.c (expand_copysign): Use the floating point format's
8175         signbit_ro for expanding via expand_copysign_absneg, and it's
8176         signbit_rw field for expanding via expand_copysign_bit.
8178 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
8180         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8181         known_alignment_for_access_p.
8182         (known_alignment_for_access_p): New.
8183         (do_peeling_for_alignment): Field made int instead of bool and renamed
8184         to peeling_for_alignment.
8185         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8186         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8187         functionality used to be in vect_analyze_operations.
8188         (vect_analyze_operations): Code to determine vectorization factor was
8189         moved to vect_determine_vectorization_factor.
8190         (vect_enhance_data_refs_alignment): Update to correct alignment when it
8191         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8192         factor.
8193         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8194         be part of vect_analyze_operations).
8195         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8196         creating the guard condition, as the number of iterations may be
8197         constant.
8198         (slpeel_tree_peel_loop_to_edge): Use new name of
8199         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8200         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8201         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8202         (vect_do_peeling_for_alignment): Use fold.
8203         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8205         (vect_update_inits_of_dr): Renamed to
8206         vect_update_init_of_dr.
8207         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8208         (vectorizable_store): Fix assertion to use == instead of =.
8210 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
8212         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8213         call_used_regs for wCG registers.
8215 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
8217         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8218         for non-offsettable memory references to cope with outstanding reload
8219         replacements, take 2.
8221 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
8223         PR target/18668
8224         * config/i386/i386.h (x86_fisttp): New.
8225         (TARGET_FISTTP): New macro.
8226         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8227         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
8228         instruction when fisttp flag is set.
8229         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8231         * config/i386/i386.md (type attribute): Add fisttp.
8232         (unit attribute): Set to i387 for fisttp type.
8233         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8234         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8235         TARGET_FISTTP.
8236         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8237         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8238         macros.
8239         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8240         patterns for TARGET_FISTTP.  Enable patterns for
8241         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8242         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8243         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8244         implement fisttp x87 insn.
8245         (fix_trunc*_i387_fisttp splitters): New patterns.
8246         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8247         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
8248         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
8249         clobber.
8250         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8251         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8252         Implement using mode macros. Disable patterns for TARGET_FISTTP.
8253         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8254         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8255         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8256         Disable patterns for TARGET_FISTTP.
8257         (fix_trunc*_i387 splitters): Implement usign mode macros.
8258         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8259         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8260         (fix_trunx*_sse peephole2s): Implement using mode macros.
8262 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
8264         PR rtl-optimization/20291
8265         * combine.c (try_combine): If splitting fails, re-try with
8266         original combined pattern, i.e. before clobber stripping.
8268 2005-03-14  Eric Christopher  <echristo@redhat.com>
8270         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8271         STACK_GROWS_DOWNWARD.
8273 2005-03-14  Roger Sayle  <roger@eyesopen.com>
8275         * real.h (struct real_format): Split the signbit field into two
8276         two fields, signbit_ro and signbit_rw.
8277         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8278         mips_double_format, ieee_extended_motorola_format,
8279         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8280         ieee_extended_intel_128_format, ibm_extended_format,
8281         mips_extended_format, ieee_quad_format, mips_quad_format,
8282         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8283         i370_double_format, c4x_single_format, c4x_extended_format,
8284         real_internal_format): Update initializers for new field.
8285         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8286         real_format structure.
8287         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8288         field of the real_format structure.
8290 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
8292         Fix PR tree-optimization/20458
8294         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8295         DECL_EXTERNAL on STRUCT_FIELD tags.
8296         (clear_call_clobbered): Ditto.
8297         * tree-ssa-operands.c (note_addressable): Make sure the original
8298         variable doesn't slip into the addressable list if we have
8299         subvars.
8300         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8301         tags too.
8303 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
8305         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8306         (-fwide-exec-charset): Likewise.
8307         (-finput-charset): Likewise.
8308         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8309         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8310         * c.opt (Wnormalized): New.
8312 2005-03-14  Devang Patel  <dpatel@apple.com>
8314         * doc/invoke.texi: Add reference to Visibility document.
8316 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
8318         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8319         MASK_SPLIT_ADDRESSES.
8320         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8321         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8322         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8323         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8324         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8325         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8326         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8327         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8328         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8329         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8330         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8331         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8332         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8333         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8334         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8335         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8336         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8337         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8338         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8339         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8340         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8341         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8342         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8343         (TARGET_EXPLICIT_RELOCS): Delete.
8344         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8345         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8346         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8347         (override_options): Set MASK_LONG64 if -mint64 is given and no
8348         -mlongXX option is.  Complain about -mint64 -mlong32.
8349         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8350         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8351         * config/mips/mips.opt: New file.
8353 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
8355         * config.gcc (extra_options): New variable for listing option files.
8356         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8357         * configure.ac (extra_opt_files): New AC_SUBST variable.
8358         (tm_file_list, tm_include_list): Include options.h first.
8359         * configure: Regenerate.
8360         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8361         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8362         (s-options-h): New rule.
8363         (options.h): Depend on it.
8364         (TEXI_GCCINT_FILES): Add options.texi.
8365         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8366         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8367         * target.h (gcc_target): Add default_target_flags and handle_option.
8368         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8369         (TARGET_HANDLE_OPTION): New macros.
8370         (TARGET_INITIALIZER): Include them.
8371         * opt-functions.awk (opt_args, nth_arg): New functions.
8372         (switch_flags): Handle the "Target" flag.
8373         (var_args): Delete.
8374         (var_name): Use opt_args and nth_arg.
8375         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
8376         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
8377         macros for the "Mask" and "InverseMask" options.
8378         * opts.h (cl_var_cond): New enum.
8379         (cl_option): Replace the "has_set_value" and "set_value" fields with
8380         "var_cond" and "var_value".
8381         (CL_TARGET): New macro.
8382         (option_enabled, print_filtered_help): Declare.
8383         (decode_options): Move definition.
8384         * opts.c (handle_option): Search for the original option before
8385         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
8386         var_cond and var_value fields.  Use targetm.handle_option to handle
8387         target options.
8388         (decode_options): Set target_flags to targetm.default_target_flags.
8389         (print_filtered_help): Make global.  Handle CL_TARGET.
8390         (option_enabled): New function.
8391         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8392         (display_target_options, set_target_switch, print_switch_values)
8393         (default_pch_valid_p): Guard uses of target_switches with
8394         #ifdef TARGET_SWITCHES.  Also...
8395         (display_target_options): Display the CL_TARGET entries in cl_options.
8396         (set_target_option): Don't complain about the "" option when
8397         TARGET_SWITCHES is undefined.
8398         (print_switch_values): Use option_enabled.
8399         (default_pch_valid_p): Check cl_options[] when looking for something
8400         that has changed the value of target_flags.
8401         * c.opt: Remove documentation from top of file.
8402         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
8403         * doc/sourecebuild.texi: Refer to the new options documentation
8404         instead of c.opt.  Document machine-specific .opt files.
8405         * doc/tm.texi (target_flags): Say that this variable is declared
8406         by options.h.
8407         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8408         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8409         an alternative.
8410         * doc/options.texi: New file.
8412 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
8414         PR middle-end/18628
8415         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8416         register.
8418 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
8420         PR c++/20280
8421         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
8422         temporary variable of pointer type if an lvalues is required.
8423         (gimplify_modify_expr_rhs): Request an rvalue from it.
8424         (gimplify_expr): Pass fallback on.
8426 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8428         * cfgbuild.c: Update comments.
8430 2005-03-14  Roger Sayle  <roger@eyesopen.com>
8432         PR rtl-optimization/17236
8433         * optabs.c (expand_doubleword_mult): New helper function split out
8434         from expand_binop.  Permute the order in which instructions are
8435         emitted to minimize the number of simultaneously live registers.
8436         (expand_binop): Call expand_doubleword_mult to synthesize a double
8437         word multiplication.
8439 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8441         * basic-block.h: Update the prototypes of cached_make_edge and
8442         rtl_make_eh_edge.
8443         * cfg.c (cached_make_edge): Take edge_cache representing one
8444         row of the adjacency matrix of edges.
8445         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8446         (make_edges): Initialize edge_cache to represent one row of
8447         the adjacency matrix of edges.
8449 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8451         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8452         New functions.
8453         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8454         Remove unused removed_phis variable.
8455         (conditional_replacement): Use build1/build2.
8456         (abs_replacement): Use last_and_only_stmt and build1/build2.
8458 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8460         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8461         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8462         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8463         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8464         * c-common.c (handle_novops_attribute): New function.
8465         (c_common_attribute_table): Add "no vops" entry.
8466         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8467         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8468         * tree-ssa-operands.c (get_call_expr_operands): Do not
8469         create virtual operands for calls with ECF_NOVOPS flag.
8470         * tree.h (DECL_IS_NOVOPS): New macro.
8471         (struct tree_decl): Add novops_flag.
8472         (ECF_NOVOPS): New constant.
8474 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
8476         PR target/17688
8477         * config/i386/i386.c (x86_use_himode_fiop): New.
8478         (x86_use_simode_fiop): Rename from x86_use_fiop.
8479         * config/i386/i386.h (x86_use_himode_fiop): Declare.
8480         (TARGET_USE_HIMODE_FIOP): New.
8481         (x86_use_simode_fiop): Rename from x86_use_fiop.
8482         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8484         * config/i386/i386.md (X87MODEI12): New mode macro define.
8485         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
8486         to implement x87 FP compare with HImode input operands.
8487         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8488         Use X87MODEI12 mode macro to handle HImode input operands.
8489         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8490         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8491         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8492         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8493         macro to implement x87 operators with HImode input operands.
8494         (fop splitters): Use X87MODEI12 mode macro to handle HImode
8495         input operands.
8497 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8499         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8500         integer_zerop.
8501         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8502         constants invariant.
8504 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8506         * basic-block.h (BB_VISITED): Removed.
8507         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8509 2005-03-14  Falk Hueffner  <falk@debian.org>
8511         PR bootstrap/20424
8512         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8514 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8516         * ggc-zone.c: Fix comment typos.
8518         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8519         stringpool.c, config/mips/mips-protos.h: Update copyright.
8521 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
8523         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8524         throughout with its typedef, "rtx".
8525         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
8526         (rs6000_tls_symbol_ref_1): Remove inline keyword.
8527         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
8528         regs in comment to match code.
8530 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8532         * except.c (check_handled): Make it static.
8533         * except.h: Remove the corresponding prototype.
8535         * function.c (get_func_frame_size): Make it static.
8536         * function.h: Remove the corresponding type.
8538         * regclass.c (reg_class_superclasses, reg_class_subclasses):
8539         Make them static.
8540         * hard-reg-set.h: Remove the corresponding declarations.
8542         * tree-cfg.c (verify_stmts): Check that
8543         bb_for_stmt (stmt) == bb for every PHI node and statement.
8545 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
8547         * config.gcc: Remove excess indentation.
8548         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8550 2005-03-13  Roger Sayle  <roger@eyesopen.com>
8552         PR middle-end/19331
8553         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8554         * fold-const.c (fold_sign_changed_comparison): Likewise.
8555         (fold_binary): Optimize comparisons against widened operands if
8556         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8558 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
8560         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8561         (sparc_override_options): Initialize it.
8562         (sparc_struct_value_rtx): Set it on the MEM to be returned.
8564 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
8566         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8567         (reg_or_none500mem_operand): New predicate.
8568         (zero_reg_mem_operand): New predicate.
8569         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8570         to reg_or_none500mem_operand.
8571         (extendsfdf2_fpr): Add MEM alternative.
8572         (extenddftf2_internal): Change operand2 predicate to
8573         zero_reg_mem_operand.
8575 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
8577         * ggc-zone.c: Rewritten.
8579         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8580         if there are none.
8581         * configure.ac: Define GGC_ZONE for --with-gc=zone.
8582         * config.in: Regenerated.
8583         * configure: Regenerated.
8584         * gengtype.c (write_types_process_field, write_func_for_structure):
8585         Pass new argument to gt_pch_note_object.
8586         * ggc-common.c (struct ptr_data): Add TYPE.
8587         (gt_pch_note_object): Take TYPE argument and save it.
8588         (call_count): Update call to ggc_pch_count_object.
8589         (call_alloc): Update call to ggc_pch_alloc_object.
8590         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8591         file.
8592         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8593         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8594         (ggc_alloc_zone_stat): Delete.
8595         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8596         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8597         (ggc_pch_alloc_object): Update prototypes.
8598         (garbage_zone): Delete.
8599         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8600         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
8601         pointers.
8602         (tree_id_zone): New variable.
8603         (ggc_alloc_cleared_zone): Remove unused.
8604         (ggc_alloc_zone): Define.
8605         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8606         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8607         ggc_alloc_zone_stat.
8608         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8609         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8610         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8611         (make_node_stat): Likewise.  Use tree_id_zone.
8613 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
8614             Joseph S. Myers  <joseph@codesourcery.com>
8616         * configure.ac: Check for MIPS TLS.
8617         * configure: Regenerated.
8618         * config/mips/mips-protos.h (enum mips_symbol_type): Add
8619         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8620         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8621         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8622         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8623         (mips_classify_symbol, mips_symbolic_constant_p)
8624         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8625         (mips_tls_operand_p, mips_call_tls_get_addr)
8626         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8627         (mips_tls_symbol_ref_1): New functions.
8628         (mips_legitimize_address, mips_legitimize_const_move): Call
8629         mips_legitimize_tls_address.
8630         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
8631         for MIPS16.
8632         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8633         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8634         (mips_char_to_class): Document V1_REG.
8635         (HAVE_AS_TLS): Provide default.
8636         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8637         constants.
8638         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
8639         !TARGET_ABICALLS.
8640         (tls_get_tp_<mode>): New instruction.
8642 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
8644         * configure.ac: Update checks for target tools.
8645         * configure: Regenerated.
8647 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
8649         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8651 2005-03-13  Roger Sayle  <roger@eyesopen.com>
8653         * expmed.c (expand_mult): Use synthetic multiplication sequences for
8654         more classes of DImode multiplication by constant.  Allow both
8655         multiplication by small negative constants (by performing a
8656         multiplication by a positive constant and negating the result) and
8657         multiplications by large powers of two, by using a left shift.
8659 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
8661         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8662         of basic blocks into work_stack.
8664         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8665         config/mips/vr.h: Update copyright.
8667         * c-decl.c (c_init_decl_processing): Remove useless calls to
8668         build_function_type.
8670         * builtins.c (fold_trunc_transparent_mathfn,
8671         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8672         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8673         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8674         fold_builtin_strcpy, fold_builtin_strncpy,
8675         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8676         TREE_TYPE (exp).
8678         * builtins.c (expand_builtin_mathfn_3): Remove local variable
8679         before_call.
8681         * lambda-code.c (lambda_compute_auxillary_space): Remove local
8682         variable determinant.
8684         * tree-cfg.c (group_case_labels): Remove local variable type.
8686         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8687         variable ann.
8689         * tree-ssa-phiopt.c (value_replacement): Remove local variable
8690         result.
8692 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
8694         PR target/18251
8695         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8696         (*movmemqi_insn): Delete.
8697         (*movmemhi): Delete.
8699 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
8701         * builtins.c (fold_builtin_classify): Take decomposed
8702         arguments of CALL_EXPR.
8703         (fold_builtin_1): Update a call to fold_builtin_classify.
8705 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
8707         PR c/20402
8708         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8709         through into call to parser_xref_tag after parse error.
8710         (c_parser_struct_declaration): Consistently return NULL_TREE on
8711         error.
8713 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
8715         * tree-flow-inline.h (ref_contains_array_ref): New function.
8716         (lookup_subvars_for_var): Ditto.
8717         (get_subvars_for_var): Ditto.
8718         (var_can_have_subvars): Ditto.
8720         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8721         (struct subvar): New type.
8723         * tree-dfa.c (okay_component_ref_for_subvars): New function.
8725         * tree-optimize.c (init_tree_optimization_passes): Call
8726         pass_create_structure_vars.
8728         * tree-ssa-alias.c: Include vec.h.
8729         (init_alias_info): Don't auto-clear call clobbered on struct-field
8730         tags.
8731         (compute_flow_insensitive_aliasing): Handle subvars.
8732         (group_aliases): Handle STRUCT_FIELD aliases.
8733         (setup_pointers_and_addressables): Ditto.
8734         Don't mark variables non-addressable if they still have
8735         addressable subvars.
8736         Also mark subvars addressable when the real variable is marked
8737         addressable.
8738         (add_pointed_to_var): Try to prune the pointed-to set by only
8739         pointing to subvars when possible.
8740         Otherwise, make sure we set addresses_needed and pt_vars to
8741         properly include subvars.
8742         (bitpos_of_field): New function.
8743         (push_fields_onto_fieldstack): Ditto.
8744         (get_or_create_used_part_for): Ditto.
8745         (create_overlap_variables_for): Ditto.
8746         (find_used_portions): Ditto.
8747         (create_structure_vars): Ditto.
8748         (pass_create_structure_vars): New structure.
8750         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8751         (get_expr_operands): Handle subvars.  Also try to turn
8752         COMPONENT_REF accesses into must-defs now that we can accurately
8753         portray it.
8754         (note_addressable): Try to only mark as addressable those subvars
8755         we know a COMPONENT_REF touches.
8756         (overlap_subvar): New function.
8758         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8759         Handle subvar storing.
8760         (vect_address_analysis): Update caller of vect_object_analysis.
8762         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8764         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8765         (STMT_VINFO_SUBVARS): New macro.
8767         * common.opts: add flag_tree_salias.
8769         * opts.c (decode_options): flag_tree_salias defaults to on.
8771         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8773         * doc/tree-ssa.texi: Document structural alias analysis.
8775 2005-03-12  Steven Bosscher  <stevenb@suse.de>
8777         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8778         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8779         * tree-ssa-operands.c (get_expr_operands): Likewise.
8780         (get_expr_operands): Likewise for ERROR_MARK.
8782 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
8784         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8785         var.
8787         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8788         removed_phis.
8790         * tree-ssa-pre.c (compute_avail): Remove local variable val.
8791         (mark_operand_necessary): Remove local variable ver.
8793         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8794         variable prefix_len.
8796         * value-prof.c (mod_subtract_transform): Remove local variable
8797         value.
8799         * builtins.c (fold_builtin_exponent): Take decomposed
8800         arguments of CALL_EXPR.
8801         (fold_builtin_1): Update a call to fold_builtin_exponent.
8803         * builtins.c (fold_builtin_logarithm): Take decomposed
8804         arguments of CALL_EXPR.
8805         (fold_builtin_1): Update a call to fold_builtin_logarithm.
8807         * c-decl.c (c_init_decl_processing): Remove local variables
8808         ptr_ftype_void and ptr_ftype_ptr.
8810         * gimplify.c (gimplify_expr): Remove local variables r0 and
8811         r1.
8813         * reg-stack.c (move_for_stack_reg): Remove local variable
8814         push_insn.
8815         (compare_for_stack_reg): Remove local variable flags_user.
8816         (convert_regs_1): Remove local variable deleted.
8818         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8819         variable new_cond.
8820         (combine_blocks): Remove local variables exits and new_e.
8822         * tree-inline.c (expand_call_inline): Remove local variable
8823         decl.
8825         * tree-ssa-live.c (create_ssa_var_map,
8826         calculate_live_on_entry): Remove local variable snn.
8828 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
8830         * c-lex.c (c_lex_with_flags): Add parameter to call to
8831         cpp_spell_token.
8833 2005-03-11  Per Bothner  <per@bothner.com>
8835         * c-tree.h (struct c_declarator): New id_loc field.
8836         * c-pragma.h (c_lex_with_flags): Take position reference.
8837         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8838         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8839         (c_lex): Pass dummy location to c_lex_with_flags.
8840         * c-parser.c (c_lex_one_token): Set c_token's location using
8841         c_lex_with_flags, instead of input_location, which might be "ahead".
8842         (c_parser_direct_declarator): Set declarator's id_loc from
8843         c_token's id_loc.
8844         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8845         declarator's id_loc, rather than probably-imprecise input_location.
8846         (build_id_declarator): Initialize c_declarator's id_loc field.
8848 2005-03-11  Roger Sayle  <roger@eyesopen.com>
8850         PR middle-end/20419
8851         * builtins.c (expand_builtin_signbit): Force the signbit's word
8852         into an integer register to avoid SUBREGs of floating point modes.
8854 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
8856         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8857         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8858         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8859         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8861 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
8863         PR rtl-optimization/20306
8864         * expr.c (emit_move_complex): Set try_int false if mode is
8865         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
8866         emit_block_move if try_int is true.
8868 2005-03-11  Richard Henderson  <rth@redhat.com>
8870         PR target/20415
8871         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8872         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8873         to match.
8875 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
8877         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8878         (TARGET_FIX_VR4130): New macro.
8879         (TARGET_OPTIONS): Add -mfix-vr4130.
8880         (ISA_HAS_MACCHI): New macro.
8881         (ASM_SPEC): Add -mfix-vr4130.
8882         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8883         (override_options): Handle mips_fix_vr4130_string.
8884         (mips_avoid_hazards): Clear all_noreorder_p
8885         if we're working around VR4130 errata and the macc alternatives
8886         are not available.
8887         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8888         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8889         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8890         (MULTILIB_DEFAULTS): Remove leading "march=".
8891         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
8892         if no architecture option is given.
8893         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8894         VR4130 multilibs.
8895         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8896         * doc/invoke.texi: Document -mfix-vr4130.
8898 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
8900         * config/mips/mips.c (override_options): Only warn about -mint64
8901         deprecation if TARGET_INT64.
8903 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8905         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8906         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8907         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8908         are non-specific regarding the nonnull parameter positions.
8909         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8910         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8911         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8912         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8914         * builtins.def: Use the non-specific "nonnull" attibute lists.
8916 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
8918         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8919         single_pred_edge, single_succ, single_pred): Improve comments.
8921 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
8923         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8924         single_pred_edge, single_succ, single_pred): New inline functions.
8925         * bb-reorder.c (rotate_loop, find_traces_1_round,
8926         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8927         duplicate_computed_gotos): Use the single_succ/pred functions.
8928         * cfganal.c (forwarder_block_p): Ditto.
8929         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8930         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8931         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8932         merge_seq_blocks): Ditto.
8933         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8934         * cfglayout.c (fixup_reorder_chain): Ditto.
8935         * cfgloop.c (mark_single_exit_loops, update_latch_info,
8936         canonicalize_loop_headers, verify_loop_structure): Ditto.
8937         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8938         mfb_update_loops, create_preheader, force_single_succ_latches,
8939         create_loop_notes): Ditto.
8940         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8941         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8942         commit_one_edge_insertion, purge_dead_edges,
8943         cfg_layout_can_merge_blocks_p): Ditto.
8944         * except.c (sjlj_emit_function_enter): Ditto.
8945         * flow.c (init_propagate_block_info): Ditto.
8946         * function.c (thread_prologue_and_epilogue_insns): Ditto.
8947         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8948         insert_insn_end_bb): Ditto.
8949         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8950         find_if_case_2): Ditto.
8951         * lambda-code.c (perfect_nestify): Ditto.
8952         * lcm.c (optimize_mode_switching): Ditto.
8953         * loop-doloop.c (doloop_modify): Ditto.
8954         * loop-init.c (loop_optimizer_init): Ditto.
8955         * loop-iv.c (simplify_using_initial_values): Ditto.
8956         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8957         * loop-unswitch.c (unswitch_loop): Ditto.
8958         * modulo-sched.c (generate_prolog_epilog): Ditto.
8959         * predict.c (combine_predictions_for_insn, estimate_probability,
8960         tree_estimate_probability, last_basic_block_p,
8961         estimate_bb_frequencies): Ditto.
8962         * profile.c (branch_prob): Ditto.
8963         * regrename.c (copyprop_hardreg_forward): Ditto.
8964         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8965         * tracer.c (layout_superblocks): Ditto.
8966         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8967         cfg_remove_useless_stmts_bb, cleanup_control_flow,
8968         cleanup_control_expr_graph, disband_implicit_edges,
8969         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8970         tree_verify_flow_info, tree_make_forwarder_block,
8971         tree_forwarder_block_p, remove_forwarder_block,
8972         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8973         * tree-if-conv.c (tree_if_conversion): Ditto.
8974         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8975         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8976         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8977         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8978         copy_loop_headers): Ditto.
8979         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8980         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8981         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8982         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8983         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8984         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8985         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8986         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8987         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8988         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8989         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8990         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8991         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8992         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8993         slpeel_add_loop_guard): Ditto.
8995 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
8997         PR tree-optimization/15784
8998         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
8999         and -1 - A to ~A.
9001         * stmt.c (expand_case): Don't change index_type.  Convert minval
9002         to the proper type.
9004         PR tree-optimization/20130
9005         * fold-const.c (fold): Fold x * -1 into -x.
9007 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
9009         PR rtl-optimization/20331
9010         * rtlanal.c (modified_between_p): Check its address first for MEM.
9011         (modified_in_p): Likewise.
9013 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
9015         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9017 2005-03-10  Steven Bosscher  <stevenb@suse.de>
9019         * expr.c (expand_expr_real_1): If possible, use a conditional
9020         move for expanding MIN_EXPR and MAX_EXPR.
9021         Use temp for moving around rtx-en.
9023 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
9025         PR rtl-opt/20412
9026         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9027         correct mode.
9029 2005-03-10  Roger Sayle  <roger@eyesopen.com>
9031         * builtins.c (expand_builtin_signbit): Extend to handle floating
9032         point modes wider than the largest integer type, using the
9033         operand_subword_force function to obtain the signbit's word.
9035 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
9037         PR target/20322
9038         * combine.c (try_combine): If recog_for_combine added CLOBBERs
9039         to NEWI2PAT, fail to combine if they are used by NEWPAT.
9041 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
9043         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9045 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
9047         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9048         type void.
9049         (perform_edge_inserts): Unconditionally call
9050         free_dominator_info.
9052         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9054 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
9056         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9058 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
9060         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9062         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9063         gcc_unreachable.
9064         (rtl_register_value_prof_hooks,
9065         tree_value_profile_transformations,
9066         tree_register_value_prof_hooks): Likewise.
9067         * var-tracking.c (stack_adjust_offset_pre_post,
9068         variable_htab_free, variable_union, dataflow_set_different_2,
9069         count_uses, variable_was_changed, set_frame_base_location,
9070         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9071         vt_add_function_parameters): Likewise.
9072         * varasm.c (named_section_real, named_section, make_decl_rtl,
9073         asm_emit_uninitialised, assemble_integer, decode_addr_const,
9074         const_hash_1, compare_constant, copy_constant, force_const_mem,
9075         output_constant_pool_2, output_constant_pool_1, output_constant,
9076         output_constructor, make_decl_one_only, decl_tls_model,
9077         default_no_named_section, default_elf_select_section_1,
9078         default_unique_section_1): Likewise.
9079         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9080         * vmsdbgout.c (addr_const_to_string): Likewise.
9082         PR c++/20375
9083         * function.c (struct assign_parm_data_one): Remove last_named
9084         field.
9085         (assign_parm_find_data_types): Don't determine last_named.
9086         Reorder named_parm determination.
9087         (assign_parms): Only setup varargs on the last non-varadic
9088         parameter.
9090 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
9092         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
9093         sda base address on medium model.
9095 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
9097         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9098         * cfgloop.c (flow_loop_nodes_find): Export.
9099         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9100         Declare.
9101         * cfgloopmanip.c (fix_loop_structure): New function.
9102         * predict.c (predict_loops): Clean up the loops information.
9103         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9104         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9105         loop structure.
9106         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9107         (rewrite_into_loop_closed_ssa): Declaration changed.
9108         * tree-loop-linear.c (linear_transform_loops): Add argument to
9109         rewrite_into_loop_closed_ssa call.
9110         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9111         * tree-ssa-loop-im.c (move_computations): Ditto.
9112         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9113         * tree-vectorizer.c (vectorize_loops): Ditto.
9114         * tree-optimize.c: Include cfgloop.h.
9115         (execute_todo): Choose whether to call cleanup_tree_cfg or
9116         cleanup_tree_cfg_loop.
9117         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9118         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9119         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9120         cleanup_tree_cfg_loop call.
9121         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9122         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9123         work on part of cfg.
9125 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
9127         PR inline-asm/20314
9128         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9129         with multiple alternatives.
9131         * stmt.c (parse_output_constraint): Fix a typo.
9133 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
9135         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9136         assembly directive instead of deprecated "no-generics".
9138 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
9140         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9141         for non-offsettable memory references to cope with outstanding reload
9142         replacements.
9143         * config/s390/s390.md ("reload_outti"): Call find_replacement to
9144         avoid losing outstanding address reloads.
9145         ("reload_outdi", "reload_outdf"): Likewise.
9147 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9149         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9150         code.  Add more cbrt transformations.
9152 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9154         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9156 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
9158         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9159         NULL_TREE when a given tree is not simplified.
9160         (fold): Return the original tree when any of the functions
9161         mentioned above NULL_TREE.
9163         * fold-const.c (fold_unary, fold_binary): Take decomposed
9164         arguments, code, type, op0, and op1 in case of fold_binary.
9165         (fold): Update calls to fold_unary and fold_binary.
9167 2005-03-09  Roger Sayle  <roger@eyesopen.com>
9169         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9170         a fndecl and an arglist instead of a CALL_EXPR, exp.
9172 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
9174         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9176         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9178         * expr.c (expand_assignment): Remove orig_to_rtx.
9180         * fold-const.c (int_const_binop): Remove no_overflow.
9182         * ifcvt.c (noce_emit_move_insn): Remove inmode.
9184         * loop-iv.c (get_biv_step_1): Remove lhs.
9186         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9188         * real.c (real_nan): Remove neg.
9190         * function.c (thread_prologue_and_epilogue_insns): Remove i
9191         and newinsn.
9193         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9194         tb.
9196         * tree-eh.c (tree_could_trap_p): Remove idx.
9198         * tree-into-ssa.c (ann): Remove ann.
9200         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9202         * tree-sra.c (decide_block_copy): Remove inst_count.
9204         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9206         * tree-ssa-loop-im.c (lhs): Remove.
9208         * cfgbuild.c (state, STATE, SET_STATE,
9209         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9210         make_edges.
9211         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9212         (find_basic_blocks): Set the state of each basic block to
9213         BLOCK_NEW.
9215 2005-03-08  Jeff Law  <law@redhat.com>
9217         * tree-cfg.c (cleanup_control_flow): If removal of a computed
9218         goto results in the removal of edges in the CFG, then we need
9219         to recompute dominators.
9221 2005-03-09  Ben Elliston  <bje@au.ibm.com>
9223         * c-common.c (c_do_switch_warnings): Comment fix.
9225 2005-03-08  Julian Brown  <julian@codesourcery.com>
9227         * Patch from 2005-03-08 reverted for causing regressions and
9228         ppc-darwin bootstrap failure.
9230 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
9232         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9233         Define the real function for ppc-darwin.
9234         * c-typeck.c (convert_arguments): Check for target-specific
9235         invalid argument call to unprototyped function.
9236         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9237         New Macro.
9238         * target.h (invalid_arg_for_unprototyped_fn): New field
9239         in struct calls.
9240         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9241         default target hook.
9242         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9243         Declare.
9245 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9247         * c-typeck.c (constructor_stack, constructor_range_stack,
9248         initializer_stack): Make them static.
9250         * cfg.c (rbi_pool): Make it static.
9252         * gimple-low.c (lower_stmt_body): Make it static.
9253         * tree-flow.h: Remove the corresponding prototype.  Don't
9254         declare lower_data.
9256         * sched-deps.c (cache_size): Make it static.
9258         * stor-layout.c (lang_adjust_rli): Make it static.
9260 2005-03-08  Julian Brown  <julian@codesourcery.com>
9262         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9263         from being used for symbols with vague linkage when
9264         HAVE_GAS_COMDAT_GROUP is true.
9266 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
9268         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9269         nlabel == JUMP_LABEL (jump).
9271 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9273         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9274         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9275         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9276         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9278 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
9280         PR c/14411
9281         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9282         * c-common.c (handle_returns_twice): New function.
9283         (c_common_attribute_table): Declare eturns_twice' attribute.
9284         * doc/extend.texi: Document eturns_twice' attribute.
9285         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9286         (struct tree_decl): Add returns_twice_flag.
9288 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9290         * tree-ssa-phiopt.c: Fix a comment typo.
9292         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9293         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9294         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9295         copyright.
9297 2005-03-08  Richard Henderson  <rth@redhat.com>
9299         * config/alpha/alpha.c (code_for_builtin): Replace special-case
9300         builtin codes with ctzdi2, clzdi2, popcountdi2.
9301         (struct alpha_builtin_def): Add is_const.
9302         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9303         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9304         (alpha_init_builtins): Init them.  Set nothrow and const attributes
9305         on builtins.
9306         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9307         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9308         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9309         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9310         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9311         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9312         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9313         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9314         (TARGET_FOLD_BUILTIN): New.
9315         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9316         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9317         (ffsdi2): Use ctz.
9318         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9320 2005-03-08  Ira Rosen  <irar@il.ibm.com>
9322         PR tree-optimization/20122
9323         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9324         condition of access function instead of base.
9326 2005-03-07  Jeff Law  <law@redhat.com>
9327             Steven Bosscher  <stevenb@suse.de>
9329         * tree-cfg.c (find_taken_edge_computed_goto): New function.
9330         (find_taken_edge): Call find_taken_edge_computed_goto as
9331         appropriate.  Allow any gimple invariant rather than just
9332         INTEGER_CST for VAL.
9333         (cleanup_control_flow): Cleanup a computed goto which has turned
9334         into a simple goto.
9335         (tree_merge_blocks): If block B has any forced labels, move
9336         them to the start of block A.
9337         * tree-ssa-dom.c (thread_across_edge): Allow threading across
9338         computed gotos as well.
9339         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9340         removal of unnecessary computed gotos too.
9341         (lookup_redirection_data): Fix type of INSERT argument.  Callers
9342         updated.
9344 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9346         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
9347         Remove trailing spaces.
9349         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9350         unshare_all_trees): Make them static.
9351         * tree-gimple.h: Remove the corresponding prototypes.
9353         * diagnostic.h: Remove unused prototype
9354         debug_output_buffer.
9355         * modulo-sched.c: Remove unused prototype
9356         set_row_column_for_ps.
9358         * tree-ssa-phiopt.c (tree_ssa_phiopt,
9359         replace_phi_edge_with_variable): Remove unused variable i.
9361 2005-03-07  Per Bothner  <per@bothner.com>
9363         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9365 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
9367         PR tree-opt/17671
9368         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9369         bbs on the COND_EXPR instead of the PHI_NODEs.
9370         (candidate_bb_for_phi_optimization): Remove.
9371         (replace_phi_with_stmt): Rename to ...
9372         (replace_phi_edge_with_variable): this and change so that we
9373         replace the phi argument instead of removing the PHI.
9374         (conditional_replacement): Change so we deal with PHI with more
9375         than two arguments.
9376         (value_replacement): Likewise.
9377         (abs_replacement): Likewise.
9379 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
9381         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9382         output_e500_flip_gt_bit.
9384         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9385         as bit 31.
9386         (rs6000_generate_compare): Fix logic to look at the correct bits.
9387         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9388         Look at GT bit.
9389         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9390         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
9391         gen_move_from_CR_gt_bit.
9393         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9394         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9395         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9397         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9398         (E500_CR_IOR_COMPARE): New constant.
9400 2005-03-08  Earl Chew <earl_chew@agilent.com>
9401             David Billinghurst <David.Billinghurst@riotinto.com>
9403         * config/i386/host-cygwin.c: New file to support precompiled
9404         headers on cygwin
9405         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9406         * config.host: Use above files for cygwin host.
9408 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
9410         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9411         ordering ops from earlier change.
9413 2005-03-07  Per Bothner  <per@bothner.com>
9415         Various fixes to allow us to again build if --enable-mapped-location:
9416         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9417         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9418         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9419         local variable loc. Change logic appropriately.
9420         * tree-vect-transform.c (vect_finish_stmt_generation): Use
9421         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9422         * c-parser.c (c_parser_for_statement): Initialize loc variable.
9423         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9424         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9426 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
9428         PR rtl-optimization/19683
9429         * reload1.c (choose_reload_regs): Pass the number of bits, not the
9430         number of bytes, to smallest_int_for_mode.  Fix arguments to
9431         REG_CANNOT_CHANGE_MODE_P.
9433 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
9435         * reorg.c (relax_delay_slots): Check that the jump is
9436         conditional before trying to invert it.
9438 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
9440         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9441         Make them static.
9443         * calls (stack_arg_under_construction): Make it static.
9445         * flow.c (regs_live_at_setjmp): Make it static.
9446         * flow.h: Remove the corresponding prototype.
9448         * reload1.c (reload_startobj, reload_firstobj,
9449         something_needs_operands_changed, reload_inherited,
9450         reload_inheritance_insn, reload_override_in,
9451         reload_spill_index): Make them static.
9453         * recog.c (verify_changes): Make it static.
9454         * recog.h: Remove the corresponding prototype.
9456         * cfgbuild.c (find_sub_basic_blocks): Remove.
9457         * basic-block.h: Remove the corresponding prototype.
9458         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9459         in comments.
9460         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9462         * tree-ssa-operands.c (check_build_stmt): Remove.
9464         * stor-layout.c (set_alignment): Remove.
9465         * tree.h: Remove the corresponding prototype.
9467         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9469         * tree-ssa-dce.c (control_dependence_map,
9470         visited_control_parents): Make them static.
9472         * cfghooks.c (verify_flow_info): Remove local variable
9473         num_bb_notes.
9475         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9476         last_bb_seen.
9478         * loop-unswitch.c (unswitch_loop): Remove local variable src.
9480 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
9482         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9484 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
9486         * config/ia64/hpux.h (LINK_SPEC): Add -z.
9487         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9488         PARALLEL for an empty structure.
9490 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
9492         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9494         * fold-const.c (fold_binary): Unroll the very first "for"
9495         loop.
9497 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
9499         * config/rs6000/predicates.md (branch_comparison_operator): Remove
9500         redundant match_code test.
9501         (scc_comparison_operator): Swap match_operand and match_code
9502         tests.
9503         (branch_positive_comparison_operator): Same.
9504         (trap_comparison_operator): Use comparison_operator and swap with
9505         match_code test.
9507 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
9509         PR target/20288
9510         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9511         (out_movhi_r_mr): Read low byte of volatile MEM first.
9512         (out_movhi_mr_r): Write high byte of volatile MEM first.
9514 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9516         * cselib.c (reg_values, reg_values_size): Make them static.
9518         * cse.c (cse_reg_info_table): Make it static.
9520         * fold-const.c (fold_unary): Use build1 instead of copy_node.
9522 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
9524         * cse.c (find_best_addr): Use canon_for_address.
9526 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
9528         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9529         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9530         SUBREG and MEM, respectively.
9532         * fold-const.c (fold_binary): Use code instead of t.
9534         * fold-const.c (optimize_minmax_comparison): Take decomposed
9535         arguments code, type, op0, and op1 instead of t.
9536         (fold_binary): Update a call to optimize_minmax_comparison.
9538         * fold-const.c (fold_range_test): Take decomposed arguments
9539         code, type, op0, and op1 instead of t.
9540         (fold_binary): Update a call to fold_range_test.
9542         * fold-const.c (fold_binary_op_with_conditional_arg): Take
9543         decomposed arguments code, type, op0, and op1 instead of t.
9544         (fold_binary): Update a call to fold_range_test.
9546 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
9548         * fold-const.c (fold_binary): Avoid directly using the original
9549         expression t as much as possible.
9551 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9553         * c-semantics.c (build_stmt): Use TYPE_P instead of
9554         IS_NON_TYPE_CODE_CLASS.
9555         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9556         (NON_TYPE_CHECK): Use TYPE_P instead of
9557         IS_NON_TYPE_CODE_CLASS.
9559         * fold-const.c (fold): Remove handling of binary expressions.
9561 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
9563         * doc/c-tree.texi: Wrap comments in @r{}.
9564         * doc/cpp.texi: Likewise.
9565         * doc/cppinternals.texi: Likewise.
9566         * doc/extend.texi: Likewise.
9567         * doc/md.texi: Likewise.
9568         * doc/objc.texi: Likewise.
9569         * doc/sourcebuild.texi: Likewise.
9570         * doc/tm.texi: Likewise.
9571         * doc/tree-ssa.texi
9573 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9575         * predict.c (apply_return_prediction): Standardize PHI chain
9576         walking.
9577         * tree-ssa.c (ssa_redirect_edge): Likewise.
9579         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9580         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9581         Update copyright.
9583         * tree-phinodes.c (remove_phi_node): Drop the last argument.
9584         * tree-flow.h: Adjust the prototype for remove_phi_node.
9585         * lambda-code.c (perfect_nestify): Adjust a call to
9586         remove_phi_node.
9587         * tree-cfg.c
9588         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9589         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9590         Likewise.
9591         * tree-ssa-dce.c (remove_dead_phis): Likewise.
9592         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9593         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9594         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9596         * combine.c (simplify_and_const_int): Use gen_int_mode instead
9597         of GEN_INT (trunc_int_for_mode (...)).
9598         * loop-iv.c (iv_number_of_iterations): Likewise.
9599         * postreload.c (reload_cse_move2add): Likewise.
9600         * simplify-rtx.c (simplify_const_unary_operation,
9601         simplify_const_binary_operation): Likewise.
9602         * stor-layout.c (get_mode_bounds): Likewise.
9604         * fold-const.c (fold_binary): New.
9605         (fold): Call fold_binary on binary expressions.
9607 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
9609         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9610         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9611         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9612         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9613         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9615 2005-03-04  Devang Patel  <dpatel@apple.com>
9617         PR tree-optimization/18815
9618         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9619         loops with zero exit edges.
9621 2005-03-04  Devang Patel  <dpatel@apple.com>
9623         * doc/invoke.texi: Remove reference to webpage that does not exist.
9625 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
9626             Joseph S. Myers  <joseph@codesourcery.com>
9628         PR c++/19797
9629         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9630         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9631         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9632         * pa.c (get_plabel): Change argument to symbol_ref.  Call
9633         maybe_get_identifier instead of get_identifier.
9634         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9635         (struct deferred_plabel): Replace name field with symbol field.
9636         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9637         ASM_OUTPUT_EXTERNAL_REAL is defined.
9638         (output_global_address): Use output_addr_const for output of all
9639         symbol_refs.
9640         (output_deferred_plabels): Use symbol_ref instead of name for address
9641         output.
9642         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9643         ASM_OUTPUT_SYMBOL_REF): New macros.
9644         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
9645         comment.
9646         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9647         label.
9649 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
9651         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9652         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9654 2005-03-04  Jeff Law  <law@redhat.com>
9656         * basic-block.h (rediscover_loops_after_threading): Declare.
9657         * tree-ssa-dom.c: Include cfgloop.h.
9658         (tree_ssa_dominator_optimize): Discover loops and some basic
9659         properties.  Remove forwarder blocks recreated by loop header
9660         canonicalization.  Also mark backedges in the CFG.
9661         * tree-ssa-threadupdate.c: Include cfgloop.h
9662         (rediscover_loops_after_threading): Define.
9663         (struct local_info): New field, JUMP_THREADED.
9664         (prune_undesirable_thread_requests): New function.
9665         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
9666         then record that fact for the callers of redirct_edges.
9667         (thread_block): If BB has incoming backedges, then call
9668         prune_undesirable_thraed_requests.    Note when we are
9669         going to have to rediscover loop information.  Return a
9670         boolean indicating if any jumps were threaded.
9671         (thread_through_all_blocks): Bubble up boolean indicating
9672         if any jumps were threaded.
9673         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9674         (tree-ssa-threadupdate.o): Similarly.
9676 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
9678         * fold-const.c (fold_ternary): Unroll the "for" loop to
9679         extract operands.
9681 2005-03-04  Andrew Haley  <aph@redhat.com>
9683         * unwind-dw2-fde-glibc.c (struct
9684         unw_eh_callback_data.check_cache): New field.
9685         (frame_hdr_cache): New.
9686         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9687         Cache frame header info.
9689 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
9691         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9692         (print_c_condition): Declare.
9693         * read-rtl.c (ptr_loc): New structure.
9694         (ptr_locs, ptr_loc_obstack, joined_conditions)
9695         (joined_conditions_obstack): New variables.
9696         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9697         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9698         (join_c_conditions, print_c_condition): New functions.
9699         (apply_macro_to_string): Associate the new string with the same
9700         source location as the old one.
9701         (add_condition_to_string): Use join_c_conditions.
9702         (read_string): Use set_rtx_ptr_loc to record a filename and line
9703         number for the string.
9704         (read_rtx): Initialize the new variables above.
9705         * genattrtab.c (write_test_expr, write_attr_value): Use
9706         print_c_condition.
9707         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
9708         comment above the GCC_VERSION check.
9709         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9710         Inline the definition of MAYBE_EVAL.
9711         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9712         * genoutput.c (process_template): Likewise.
9713         * genpreds.c (write_predicate_subfunction): Likewise.
9714         (write_predicate_expr): Use print_c_condition.
9715         * genrecog.c (write_cond): Likewise.
9716         * gensupport.c (process_rtx): Use join_c_conditions to join the
9717         conditions of a define_insn_and_split.  Record a source location
9718         for the string after the "&&".
9719         (alter_test_for_insn): Use join_c_conditions.
9721 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
9723         Revert for now:
9724         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
9725         PR tree-optimization/15784
9726         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
9727         and -1 - A to ~A.
9729 2005-03-04  Ben Elliston  <bje@au.ibm.com>
9731         * gcc.c (option_map): Add --coverage.
9732         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9733         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9734         * config/darwin.h: Pass -lgcov for `coverage'.
9735         * doc/invoke.texi (Debugging Options): Document --coverage.
9737 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
9739         * gcse.c (bypass_block): Use find_edge wherever possible.
9741 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
9743         Fix PR debug/20253
9745         * c-opts.c (c_common_parse_file): Call start_source_file
9746         and end_source_file at the approriate times.
9748         * dwarf2out.c (dwarf2out_finish): Don't auto-end
9749         the main file, it will be done for us now.
9751 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
9753         * fold-const.c (fold_ternary): New.
9754         (fold): Call fold_ternary on ternary expressions.  Remove
9755         handling of ternary expressions.
9757 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
9759         PR tree-optimization/15784
9760         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
9761         and -1 - A to ~A.
9763 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
9765         * config/rs6000/predicates.md (branch_comparison_operator):
9766         Convert from C block to conditional format.
9768 2005-03-03  Jan Hubicka  <jh@suse.cz>
9770         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9771         and non-constant public variables.
9773 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
9775         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9776         with LABEL_EXPR.
9778         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9779         EDGE_I.
9781         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9782         calls to release_ssa_name and release_phi_node.
9784         * fold-const.c (fold): Remove handling of unary expressions.
9786         * fold-const.c (fold_unary): Avoid directly using the original
9787         expression t as much as possible.
9789 2005-03-03  Roger Sayle  <roger@eyesopen.com>
9790             Andrew Pinski  <pinskia@physics.uc.edu>
9792         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9793         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9795 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
9797         Describe special registers SRP and MOF as allocatable registers.
9798         * config/cris/cris.c (cris_md_asm_clobbers): New function.
9799         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9800         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9801         TARGET_HAS_MUL_INSNS.
9802         (cris_print_operand) <case 'd'>: New case.
9803         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9804         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9805         define.
9806         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9807         (REG_ALLOC_ORDER): Update for MOF.
9808         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9809         SPECIAL_REGS.
9810         (GENERAL_REGS): No longer a define of ALL_REGS.
9811         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9812         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9813         Adjust accordingly.
9814         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9815         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9816         (SECONDARY_RELOAD_CLASS): Define.
9817         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9818         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9819         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9820         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9821         (REGISTER_MOVE_COST): Define.
9822         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9823         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9824         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9825         (CRIS_MOF_REGNUM): New define_constants.
9826         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9827         special registers.
9828         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9829         New patterns.
9830         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9831         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9832         Adjust for MOF being properly described as a register.
9833         (indir_to_reg_split): Name this split.  Conditionalize on the
9834         destination register being a general register.
9835         (movei): Conditionalize on on operands 0 and 1 having the same
9836         register class.
9838 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
9840         PR target/20277
9841         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9842         -mcpu to override any other explicitly given flags.
9844 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
9846         * recog.c (verify_changes, confirm_change_group): New functions,
9847         broken out of apply_change_group.
9848         (apply_change_group): Use them.
9849         * recog.h (verify_change, confirm_change_group): Declare.
9850         * rtl.h (redirect_jump_2): Declare.
9851         * jump.c (redirect_exp, invert_exp): Delete.
9852         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
9853         (redirect_jump_2): New function, broken out of redirect_jump.
9854         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9855         (invert_jump): Use invert_jump_1 and redirect_jump_2.
9856         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9858 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
9860         * varasm.c (named_section): Use xstrdup rather than doing it by
9861         hand.
9863         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9865 2005-03-02  Devang Patel  <dpatel@apple.com>
9867         Undo PR tree-optimization/18815 fix.
9869 2005-03-02  Devang Patel  <dpatel@apple.com>
9871         PR tree-optimization/18815
9872         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9873         loops with zero exit edges.
9875 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
9877         * cfg.c (connect_src, connect_dest, disconnect_src,
9878         disconnct_dest): New.
9879         (unchecked_make_edge, remove_edge, redirect_edge_succ,
9880         redirect_edge_pred): Use the new functions.
9882         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9883         free_dominance_info only when needed.
9885 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
9887         PR target/20276
9888         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9889         (reg_or_sub_cint64_operand): Same.
9891 2005-03-02  Jeff Law  <law@redhat.com>
9893         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9894         CFG_ALTERED in the main DOM iteration loop.
9896 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
9898         PR c++/19916
9899         * varasm.c (initializer_constant_valid_p): Allow conversions
9900         between OFFSET_TYPEs.  Tidy.
9902 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
9904         * config/cris/cris.md ("return"): Remove epilogue delay list
9905         sanity check.
9907 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
9909         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9910         for Thumb.
9911         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9913 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
9915         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9916         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9917         config/m68k/m68k.c, config/mips/mips.h,
9918         config/rs6000/rs6000-protos.h, doc/contrib.texi,
9919         doc/include/gcc-common.texi: Update copyright.
9921         PR middle-end/18029 and PR middle-end/18030
9922         * expr.c (optimize_bitfield_assignment_op): Add a special case
9923         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9925         * fold-const.c (fold_unary): New.
9926         (fold): Call fold_unary on unary expressions.
9928 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
9930         * cgraph.h (struct cgraph_edge): Add prev_caller and
9931         prev_callee fields.
9932         (cgraph_node_remove_callees): Export.
9933         * cgraph.c (cgraph_create_edge): Initialize prev_caller
9934         and prev_callee.
9935         (cgraph_edge_remove_callee): New function.
9936         (cgraph_edge_remove_caller): Likewise.
9937         (cgraph_remove_edge): Use.
9938         (cgraph_redirect_edge_callee): Likewise.
9939         (cgraph_node_remove_callees): New function.
9940         (cgraph_node_remove_callers): Likewise.
9941         (cgraph_remove_node): Use.
9942         * tree-optimize.c (tree_rest_of_compilation): Use
9943         cgraph_node_remove_callees instead of manual loop.
9944         * cgraphunit.c (cgraph_finalize_function): Likewise.
9945         (cgraph_expand_function): Likewise.
9946         (cgraph_remove_unreachable_nodes): Likewise.
9948 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
9950         PR c/8927
9951         * c-tree.h (undeclared_variable, build_external_ref): Add extra
9952         argument.
9953         * c-decl.c (undeclared_variable): Take location as argument.
9954         * c-typeck.c (build_external_ref): Likewise.
9955         * c-parser.c (c_parser_postfix_expression): Pass location of
9956         identifier to build_external_ref.
9958 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
9960         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9961         CCEQ mode for branch_positive_comparison_operator test.
9962         * config/rs6000/predicates (branch_comparison_operator): Revert to
9963         define_predicate.
9964         (scc_comparison_operator): Same.
9965         (branch_positive_comparison_operator): Same.
9967 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
9969         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9970         (cris_delay_slots_for_epilogue): Remove.
9971         (save_last): Move into cris_target_asm_function_epilogue.
9972         (cris_target_asm_function_epilogue): Remove tests for file being
9973         NULL.
9974         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9975         (cris_delay_slots_for_epilogue): Remove prototypes.
9976         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9977         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9979 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
9981         * config/rs6000/predicates.md (branch_comparison_operator): Change
9982         to define_special_predicate.
9983         (scc_comparison_operator): Same.
9984         (branch_positive_comparison_operator): Same.
9986 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
9988         * Makefile.in (tree-ssa-sink.o): New.
9989         (OBJS-common): Add tree-ssa-sink.o.
9990         * common.opt: Add -ftree-sink
9991         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9992         * timevar.def (TV_TREE_SINK): new timevar.
9993         * tree-flow.h (is_hidden_global_store): Prototype.
9994         * tree-optimize.c (init_tree_optimization_passes): Add
9995         pass_sink_code.
9996         * tree-pass.h (pass_sink_code): New.
9997         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9998         for non-obvious global store store to is_hidden_global_store, and
9999         call that new function.
10000         * tree-ssa-sink.c: New file.
10001         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10002         * doc/passes.texi: Document forward store motion.
10003         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10004         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10005         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10006         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10008 2005-03-01  Per Bothner  <per@bothner.com>
10010         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10011         and we have a non-zero column-number, add it to the message.
10012         Also factor out the diagnostic_kind_text.
10014 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
10016         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10017         flow_loop_pre_header_scan, flow_loop_pre_header_find,
10018         flow_loop_scan): Removed.
10019         (flow_loop_dump): Do not dump removed fields.
10020         (flow_loop_free): Do not free removed fields.
10021         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
10022         (loop_exit_edge_p): New function.
10023         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10024         num_pre_header_edges, entry_edges, num_entries, exit_edges,
10025         num_exits, exits_doms.
10026         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10027         LOOP_EDGES, LOOP_ALL): Removed.
10028         (flow_loop_scan): Declaration removed.
10029         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10030         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10031         flow_loops_find.
10032         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10033         (if_convert): Call flow_loops_find and flow_loops_free
10034         when calling mark_loop_exit_edges.
10035         * cfgloopanal.c (mark_loop_exit_edges): Moved from
10036         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
10037         free_dominance_info calls.
10038         * loop-init.c (flow_loops_find): Ditto.
10039         * passes.c (rest_of_handle_branch_prob): Ditto.
10040         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10041         * loop-unroll.c (analyze_insns_in_loop): Do not use
10042         EDGE_LOOP_EXIT.
10043         * predict.c (predict_loops): Do not call flow_loop_scan.
10044         Use get_loop_exit_edges.
10045         (tree_estimate_probability): Do not pass flags to flow_loops_find.
10046         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10047         Do not use EDGE_LOOP_EXIT.
10048         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10049         to bb_with_exit_edge_p.
10050         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
10051         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
10052         to bb_with_exit_edge_p.
10053         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
10054         EDGE_LOOP_EXIT.
10055         * tree-loop-linear.c (linear_transform_loops): Do not call
10056         flow_loop_scan.  Use loop->single_exit.
10057         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10058         (vect_analyze_loop_form): Do not call flow_loop_scan.
10059         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10060         loop->single_exit.
10061         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10062         loop->single_exit.
10063         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10064         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10065         slpeel_tree_duplicate_loop_to_edge_cfg,
10066         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10067         Use loop_preheader_edge and loop->single_exit.  Do not call
10068         flow_loop_scan.
10070 2005-03-01  Nick Clifton  <nickc@redhat.com>
10072         * config/arm/arm.c (thumb_find_work_register): Check all of the
10073         argument registers to see if they are free, and a couple of
10074         special cases where the last argument register but can be proved
10075         to be available during the function's prologue.
10076         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10077         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10078         thumb_unexpanded_epilogue): Use unsigned long as the type for the
10079         register bit-mask.
10080         (thumb_compute_save_reg_mask): Likewise.  Also use
10081         thumb_find_work_register() to ensure that there is agreement about
10082         which work register is going to be used in the prologue.
10083         (thumb_output_function_prologue): Use unsigned long as the type
10084         for the register bit-mask.  Also delay pushing the link register if
10085         other high registers are going to be pushed.
10086         (thumb_compute_save_reg_mask, emit_multi_reg_push,
10087         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10088         redundant prototypes.
10090 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
10092         PR target/19819
10093         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10094         and after reload in REG+REG indexed addresses without REG_POINTER
10095         set in the base and not set in the index.
10097 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
10099         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10100         Don't undefine here.
10101         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10102         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10103         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10104         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10105         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10106         Delete.
10107         * config.gcc (sh*-*-linux*): Use config/linux.h.
10109 2005-02-28  Dale Johannesen  <dalej@apple.com>
10110             Stan Shebs  <shebs@apple.com>
10112         Rewrite of 64-bit Darwin structure-by-value pass/return.
10113         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10114         intoffset, use_stack, named.
10115         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
10116         (rs6000_darwin64_record_arg_advance_flush):  New.
10117         (rs6000_darwin64_record_arg_advance_recurse): New.
10118         (rs6000_darwin64_record_arg_flush):  New.
10119         (rs6000_darwin64_record_arg_recurse):  New.
10120         (rs6000_darwin64_record_arg):  New.
10121         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
10122         (function_arg_boundary):  Handle 128-bit aligned structs.
10123         (function_arg_advance):  Rewrite darwin64 struct handling.
10124         (function_arg):  Call rs6000_darwin64_record_arg.
10125         (function_arg_partial_nregs):  Handle darwin64 structs.
10126         (rs6000_darwin64_function_value):  Remove.
10127         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
10129 2005-02-28  Roger Sayle  <roger@eyesopen.com>
10131         PR tree-optimization/20216
10132         * tree-chrec.c (tree_fold_factorial): Delete.
10133         (tree_fold_binomial): Change argument list to take a return type
10134         and change the type of K to unsigned int.  Rewrite to avoid explicit
10135         evaluation of factorials, and (recursively) calling fold to perform
10136         compile-time arithmetic.  Return NULL on (internal) overflow.
10137         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
10138         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
10139         if any intermediate calculation overflows.
10140         (chrec_apply): Update call to chrec_evaluate.
10142 2005-02-28  James E Wilson  <wilson@specifixinc.com>
10144         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10146 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
10148         PR c/20245
10149         * c-parser.c (c_parser_compound_statement): Return error_mark_node
10150         instead of NULL_TREE on error.
10152 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
10154         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10155         (EASY_VECTOR_15_ADD_SELF): Remove.
10156         (num_insns_constant_wide): Not static.
10157         (validate_condition_mode): Not static.
10158         (toc_relative_expr_p): Not static.
10159         (legitimate_indirect_address_p): Not static.
10160         (macho_lo_sum_memory_operand): Not static.
10161         (invalid_e500_subreg): Not static.
10162         (easy_vector_same): Not static.
10163         (easy_vector_splat_const): Not static.
10164         (RS6000_SYMBOL_REF_TLS_P): Remove.
10165         (any_operand): Delete.
10166         (any_parallel_operand): Delete.
10167         (count_register_operand): Delete.
10168         (altivec_register_operand): Delete.
10169         (xer_operand): Delete.
10170         (s8bit_cint_operand): Delete.
10171         (short_cint_operand): Delete.
10172         (u_short_cint_operand): Delete.
10173         (non_short_cint_operand): Delete.
10174         (exact_log2_cint_operand): Delete.
10175         (gpc_reg_operand): Delete.
10176         (cc_reg_operand): Delete.
10177         (cc_reg_not_cr0_operand): Delete.
10178         (reg_or_short_operand): Delete.
10179         (reg_or_neg_short_operand): Delete.
10180         (reg_or_aligned_short_operand): Delete.
10181         (reg_or_u_short_operand): Delete.
10182         (reg_or_cint_operand): Delete.
10183         (reg_or_arith_cint_operand): Delete.
10184         (reg_or_add_cint64_operand): Delete.
10185         (reg_or_sub_cint64_operand): Delete.
10186         (reg_or_logical_cint_operand): Delete.
10187         (got_operand): Delete.
10188         (got_no_const_operand): Delete.
10189         (easy_fp_constant): Delete.
10190         (easy_vector_constant): Delete.
10191         (easy_vector_constant_add_self): Delete.
10192         (zero_constant): Delete.
10193         (zero_fp_constant): Delete.
10194         (volatile_mem_operand): Delete.
10195         (offsettable_mem_operand): Delete.
10196         (mem_or_easy_const_operand): Delete.
10197         (add_operand): Delete.
10198         (non_add_cint_operand): Delete.
10199         (logical_operand): Delete.
10200         (non_logical_cint_operand): Delete.
10201         (mask_operand): Delete.
10202         (mask_operand_wrap): Delete.
10203         (mask64_operand): Delete.
10204         (mask64_2_operand): Delete.
10205         (and64_operand): Delete.
10206         (and64_2_operand): Delete.
10207         (and_operand): Delete.
10208         (reg_or_mem_operand): Delete.
10209         (lwa_operand): Delete.
10210         (symbol_ref_operand): Delete.
10211         (call_operand): Delete.
10212         (current_file_function_operand): Delete.
10213         (input_operand): Delete.
10214         (rs6000_nonimmediate_operand): Delete.
10215         (rs6000_tls_symbol_ref): Delete.
10216         (save_world_operation): Delete.
10217         (restore_world_operation): Delete.
10218         (load_multiple_operation): Delete.
10219         (store_multiple_operation): Delete.
10220         (vrsave_operation): Delete.
10221         (mfcr_operation): Delete.
10222         (mtcrf_operation): Delete.
10223         (lmw_operation): Delete.
10224         (stmw_operation): Delete.
10225         (branch_comparison_operator): Delete.
10226         (branch_positive_comparison_operator): Delete.
10227         (scc_comparison_operator): Delete.
10228         (trap_comparison_operator): Delete.
10229         (boolean_operator): Delete.
10230         (boolean_or_operator): Delete.
10231         (min_max_operator): Delete.
10232         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10233         (EASY_VECTOR_15): Moved to here.
10234         (EASY_VECTOR_15_ADD_SELF): Move to here.
10235         (PREDICATE_CODES): Delete.
10236         * config/rs6000/rs6000-protos.h: Delete predicate functions.
10237         Declare functions no longer static.
10238         * config/rs6000/predicates.md: New.
10239         * config/rs6000/rs6000.md: Include predicates.md
10241 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
10243         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
10244         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10245         REG_ALWAYS_RETURN.
10246         * cfgrtl.c (need_fake_edge_p): Likewise.
10247         * combine.c (distribute_notes): Likewise.
10248         * emit-rtl.c (try_split): Likewise.
10249         * recog.c (peephole2_opimize): Likewise.
10250         * reg-notes.def (ALWAYS_RETURN): Remove.
10251         * rtl.h (LCT_ALWAYS_RETURN): Remove.
10252         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10253         * tree.h (ECF_ALWAYS_RETURN): Remove.
10255 2005-02-28  Roger Sayle  <roger@eyesopen.com>
10257         PR middle-end/19874
10258         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10259         between different machine modes is never a "useless" conversion.
10261 2005-02-28  Geert Bosch  <bosch@gnat.com>
10263         PR ada/15977
10264         * doc/contrib.texi: List contributors for Ada front end
10266 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10268         * simplify-rtx.c (simplify_unary_operation_1,
10269         simplify_const_unary_operation): New, extracted from...
10270         (simplify_unary_operation): ... this one.
10271         (simplify_binary_operation_1,
10272         simplify_const_binary_operation): New, extracted from...
10273         (simplify_binary_operation): ... this one.
10274         * rtl.h (simplify_const_unary_operation,
10275         simplify_const_binary_operation): Add prototypes.
10277 2005-02-28  Julian Brown  <julian@codesourcery.com>
10279         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10280         building libjava and caused PR regression/20228.
10282 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
10284         PR bootstrap/17383
10285         * Makefile.in (host_subdir): New.
10286         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
10287         * configure: Regenerate.
10289 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
10291         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10292         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10293         installation directory first.
10295 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
10297         PR target/19065.
10298         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10299         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10300         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10301         * config/cris/cris.md: Tweak comments referring to Q.
10302         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10303         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10304         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10305         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10306         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10307         Insert spaces in constraints to align alternatives vertically for
10308         readability.
10309         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
10310         operand 1: "M".
10312 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10314         PR rtl-optimization/17728
10315         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10316         operand 0 from general_operand to move_dest_operand.
10318 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10320         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10321         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10322         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10323         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10325 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
10327         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10328         * configure: Regenerate.
10329         * libada-mk.in: Remove CC; rename
10330         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10332 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
10334         PR tree-opt/20188
10335         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10336         for the lhs, also walk over the tree.  Likewise for rhs.
10338 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
10340         * tree-ssa-dom.c (simple_iv_increment_p): New function.
10341         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10342         Do not propagate value of iv before increment over the increment.
10344 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
10346         * c-parser.c: New file.
10347         * c-parse.in: Remove.
10348         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10349         Remove.
10350         (c-parser.o): Add dependencies.
10351         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10352         maintainer-clean, TAGS): Update.
10353         * c-config-lang.in (gtfiles): Update.
10354         * gengtype-lex.l: Don't handle "@@".
10355         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10356         objc_build_synchronized, objc_begin_try_stmt,
10357         objc_begin_catch_clause, objc_finish_catch_clause,
10358         objc_build_finally_clause, objc_finish_try_stmt): New.
10359         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10360         type_seen_p.
10361         (c_parse_init): Update comment.
10362         * c-decl.c (c_init_decl_processing): Update comment.
10363         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10364         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10365         new c_declspecs members.
10367 2005-02-25  Julian Brown  <julian@codesourcery.com>
10369         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10370         from being used for symbols with vague linkage when
10371         HAVE_GAS_COMDAT_GROUP is true.
10373 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
10375         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10377 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
10379         PR target/19930
10380         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10381         (LIBGCC2_HAS_DF_MODE): New.
10382         (LIBGCC2_HAS_XF_MODE): New.
10383         (LIBGCC2_HAS_TF_MODE): New.
10384         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10385         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10386         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10387         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10388         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10389         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10390         and add _fixtfdi, _fixunstfdi, _floatditf
10391         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10392         L_fixunstfdi, L_floatditf.
10393         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10394         (LIBGCC2_HAS_TF_MODE): Define.
10396 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
10398         PR tree-optimization/20204
10399         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10400         REWRITE_THIS_STMT markers on PHI nodes.
10401         (rewrite_initialize_block): Likewise.
10403 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
10405         * version.c (version_string): Update to 4.1.
10407 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
10409         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10410         Clarify that the alternative way doesn't work in GNU C++.
10412 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
10414         PR tree-optimization/19937
10415         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10416         to the type of the induction variable.
10418 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
10420         PR rtl-optimization/20117
10421         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10422         the block including noncopyable insn.
10424 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
10426         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10427         calls to find_reg_note.
10429 2005-02-24  Richard Henderson  <rth@redhat.com>
10431         PR tree-opt/20127
10432         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10433         the type.
10435 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
10437         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10438         vector types if to use base reg for misaligned non-word ld/std.
10440 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
10442         PR target/14619
10443         * config/cris/cris.c (cris_target_asm_function_prologue): Create
10444         dwarf2 label manually and put it after, not before the prologue.
10446 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
10448         PR target/19019
10449         * reload.c (operands_match_p): Only increment register number for
10450         SCALAR_INT_MODE_P modes in multiple hard registers.
10452         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10453         Fix formatting.
10455 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
10457         * ChangeLog.5: Fix log message typo(s).
10458         * ChangeLog.7: Likewise.
10459         * ChangeLog.tree-ssa: Likewise.
10460         * cfgexpand.c: Fix comment typo(s).
10461         * conflict.c: Likewise.
10462         * defaults.h: Likewise.
10463         * dwarf2out.c: Likewise.
10464         * gcse.c: Likewise.
10465         * ggc-page.c: Likewise.
10466         * tree-eh.c: Likewise.
10467         * tree-ssa-dom.c: Likewise.
10469 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
10471         PR target/19019
10472         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10473         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10474         if SHARED is defined.
10476         PR target/20196
10477         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10478         allow splitting only if operands 0 and 3 don't overlap.
10480 2005-02-24  Richard Henderson  <rth@redhat.com>
10482         PR middle-end/19953
10483         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10484         (fold_builtin_1): Call them.
10485         * fold-const.c (fold_complex_mult_parts): Split out from ...
10486         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
10487         (fold_complex_div_parts, fold_complex_div): New.
10488         (fold): Use them.
10489         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10491 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
10493         * tree-ssa-ccp.c (visit_assignment): Verify that result of
10494         VIEW_CONVERT_EXPR is_gimple_min_invariant.
10496         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10497         (print_node): Likewise.
10498         Print TYPE_SIZES_GIMPLIFIED.
10500 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
10502         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10503         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10504         operands as commutative in constraints.
10506 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
10508         * tree-into-ssa.c: Re-organize internal functions.
10510 2005-02-24  Richard Henderson  <rth@redhat.com>
10512         PR middle-end/18902
10513         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10514         for c99.
10515         * common.opt (fcx-limited-range): New.
10516         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10517         * toplev.c (flag_complex_method): Initialize to 1.
10518         (process_options): Set flag_complex_method to 0 if
10519         flag_cx_limited_range.
10520         * doc/invoke.texi (-fcx-limited-range): New.
10522 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
10524         * cse.c (delete_trivially_dead_insns): Speed up by using
10525         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10526         prev_real_insn.
10528 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
10530         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10531         functions when -mid-shared-library is being used.
10533 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
10535         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10536         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10537         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10538         * system.h: Poison LINK_LIBGCC_SPECIAL.
10540 2005-02-23  James E Wilson  <wilson@specifixinc.com>
10542         * gengtype.c (note_insn_name): Make 1 element larger.
10544 2005-02-23  Roger Sayle  <roger@eyesopen.com>
10546         PR target/20018
10547         PR rtl-optimization/20097
10548         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10549         BImode SUBREGs of SImode registers which confuse the ia64 backend.
10551 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
10553         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10554         * t-aix52 (SHLIB_INSTALL): Same.
10556 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
10558         * genpreds.c: Update copyright.
10560 2005-02-23  Michael Beach  <michaelb@ieee.org>
10562         PR target/20159
10563         * config/sparc/t-elf (startup files): Assemble with CPP.
10565 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
10567         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10568         (write_predicate_expr): Likewise.
10570 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
10572         PR tree-optimization/20100
10573         PR tree-optimization/20115
10574         * tree-optimize.c (init_tree_optimization_passes): Remove
10575         pass_maybe_create_global_var.
10576         * tree-pass.h (pass_maybe_create_global_var): Remove.
10577         * tree-ssa-alias.c (aliases_computed_p): Declare.
10578         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10579         (count_calls_and_maybe_create_global_var): Remove.
10580         (pass_maybe_create_global_var): Remove.
10581         (init_alias_info): Do not declare aliases_computed_p.
10582         (maybe_create_global_var): If the function contains no
10583         call-clobbered variables and a mix of pure/const and regular
10584         function calls, create .GLOBAL_VAR.
10585         Mark all call-clobbered variables for renaming.
10586         (merge_pointed_to_info): Update comment.
10587         (add_pointed_to_var): Likewise.
10588         (is_escape_site): Likewise.
10589         Accept struct alias_info * instead of size_t *.
10590         Update all users.
10591         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10592         as necessary.
10593         * tree-ssa-operands.c (get_call_expr_operands): If
10594         ALIASES_COMPUTED_P is false, do not add call-clobbering
10595         operands.
10596         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10597         (delete_tree_ssa): Likewise.
10599 2005-02-22  James E Wilson  <wilson@specifixinc.com>
10601         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10602         (do_compile): Do call it here.
10604 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
10606         PR rtl-optimization/20017.
10607         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10608         rest_of_handle_cse2, rest_of_handle_gcse): Call
10609         delete_dead_jumptables immediately before calling cleanup_cfg.
10611 2005-02-22  Devang Patel  <dpatel@apple.com>
10613         PR 19952
10614         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10615         all labels
10617 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
10619         * config/rs6000/aix.h (WINT_TYPE): Define.
10621 2005-02-22  Stan Shebs  <shebs@apple.com>
10623         * config/rs6000/rs6000.c (rs6000_override_options): Default to
10624         natural alignment for 64-bit Darwin.
10625         (rs6000_parse_alignment_option): Warn about uses of -malign-power
10626         on 64-bit Darwin.
10627         * doc/invoke.texi: Document this.
10629 2005-02-22  DJ Delorie  <dj@redhat.com>
10631         * c-common.c (c_common_type_for_mode): Pass the mode's precision
10632         to make_[un]signed_type, not the mode itself.
10634 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
10636         * cfg.c (cached_make_edge): Call make_edge if edge cache is
10637         not available.  Use tail calls wherever possible.
10638         (make_edge): Call unchecked_make_edge to create an edge.
10640         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10641         (coalesce_ssa_name): Don't check for
10642         SSANORM_USE_COALESCE_LIST.
10643         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10645 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
10647         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10648         (rewrite_into_ssa): ... here.
10650 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
10652         PR tree-optimization/19786
10653         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10654         tag to another's may-alias bitmap when adding to the other's list.
10656 2005-02-21  DJ Delorie  <dj@redhat.com>
10658         * tree-ssa-loop-ivopts.c (computation_cost): Start register
10659         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10660         registers in unsupported ways.
10661         * expmed.c (init_expmed): Likewise.
10663 2005-02-21  Stan Cox  <scox@redhat.com>
10665         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10667 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
10669         * tree-cfg.c (fold_cond_expr_cond): New.
10670         (make_edges): Call fold_cond_expr_cond.
10671         (find_taken_edge): Accept nothing but INTEGER_CST.
10672         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10673         and 1.
10674         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10676         * flow.c (delete_dead_jumptables): Speed up by scanning insns
10677         that do not belong to any basic block.
10679 2005-02-21  Jeff Law  <law@redhat.com>
10681         * cfganal.c (find_unreachable_blocks): Manually CSE load of
10682         e->dest.
10684 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
10686         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10687         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10688         Adjust their definitions.
10689         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10690         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10692         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10693         genautomata.c, langhooks.c, langhooks.h, system.h,
10694         config/arm/lib1funcs.asm: Update copyright.
10696 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
10698         * dbxout.c (dbxout_function_end): Emit Lscope label always.
10700 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
10702         PR bootstrap/13770
10703         * doc/install.texi: Document --with-gc.
10705 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
10707         * simplify-rtx.c (simplify_unary_operation): Add a missing
10708         "break" statement.
10710 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
10712         PR tree-optimization/18663
10713         * tree-ssa-dom.c (extract_range_from_cond): Return 0
10714         if the type has variable bounds.
10716 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
10718         * gcse.c: Remove an obsolete comment.
10720         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10722 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
10724         * doc/extend.texi (Function Attributes) <Attribute const>: The
10725         attribute "pure" is below this text, not above.
10727 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10729         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10730         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10731         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10733 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
10735         PR 18785
10736         * langhooks.h (struct lang_hooks): Add to_target_charset.
10737         * langhooks.c (lhd_to_target_charset): New function.
10738         * langhooks-def.h: Declare lhd_to_target_charset.
10739         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10740         (LANG_HOOKS_INITIALIZER): Update.
10741         * c-common.c (c_common_to_target_charset): New function.
10742         * c-common.h: Declare it.
10743         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10744         c_common_to_target_charset.
10746         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10747         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10748         Delete definitions.
10749         * system.h: Poison them.
10750         * doc/tm.texi: Don't discuss them.
10751         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10752         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10753         (pp_c_char): Do not attempt to generate letter escapes for
10754         newline, tab, etc.
10755         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10756         * config/mips/mips.c (mips_output_ascii): Likewise.
10758 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
10760         PR tree-optimization/19951
10761         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10762         is abnormal.
10764 2005-02-19  Steven Bosscher  <stevenb@suse.de>
10766         PR middle-end/19698
10767         * function.h (struct function): New field `max_loop_depth'.
10768         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10769         (flow_loops_find): Reset the max loop depth count before finding loops.
10770         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10771         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10772         (calculate_global_regs_live): Make sure the loop will terminate
10773         when the initial sets are not empty.
10775 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
10777         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10778         object inside.
10779         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10781 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
10783         PR other/19525
10784         * doc/invoke.texi: Remove documentation of %M spec.
10785         * gcc.c: Likewise.
10786         (init_spec): Remove %M suffix from -lgcc_s.
10787         (do_spec_1): Remove 'M' case.
10788         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
10789         to put shared libraries in the multilib directory.  Remove the
10790         shlib_so_soname substitution variable.  Don't add a multilib encoding
10791         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
10792         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
10793         SHLIB_INSTALL as well as SHLIB_LINK.
10794         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10795         (SHLIB_NAME): Delete.
10796         (SHLIB_DIR): New macro.
10797         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10798         (SHLIB_INSTALL): Adjust accordingly.
10799         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10800         * config/t-slibgcc-sld: Likewise.
10801         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10802         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10803         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10804         in $(SHLIB_DIR).
10805         (SHLIBUNWIND_INSTALL): Adjust accordingly.
10806         * config/i386/t-nwld (SHLIB_SONAME): Delete.
10807         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10808         Use @shlib_base_name@ instead of @shlib_so_name@.
10809         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10810         and @shlib_base_name@.so in @multilib_dir@.
10811         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
10812         to the install path.
10813         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10814         (SHLIB_LINK): Remove previous workaround.
10815         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10816         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10817         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
10818         the install path.
10819         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10820         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
10821         (SHLIB_INSTALL): Adjust accordingly.
10822         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10823         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10824         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10825         config/t-slibgcc-elf-ver.
10827 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
10828             Jakub Jelinek  <jakub@redhat.com>
10830         PR tree-optimization/19828
10831         * tree-ssa-loop-im.c: Add a TODO comment.
10832         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10833         without side-effects.
10835 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
10837         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10838         call fold_convert.
10840 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
10842         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10843         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10844         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10845         functions.
10846         (ia64_reorg): Delete fixup_errata call.
10847         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10848         (TARGET_SWITCHES): Delete -mb-step entry.
10850 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
10852         PR c/20043
10853         * c-typeck.c (composite_type): Handle quals in transparent unions.
10854         (type_lists_compatible_p): Likewise.
10856 2005-02-18  Stan Shebs  <shebs@apple.com>
10858         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10859         expressions in the .literal8 section.
10861 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
10863         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10865 2005-02-18  Roger Sayle  <roger@eyesopen.com>
10867         * fold-const.c (constant_boolean_node): Always create values of the
10868         specified type, don't bother calling truthvalue_conversion.
10870 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
10872         * except.c (output_function_exception_table): Call
10873         assemble_external_libcall (eh_personality_libfunc).
10875 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
10877         PR target/19886
10878         * config/ia64/ia64.h (struct machine_function): Add state_num.
10879         * config/ia64/ia64.c (process_epilogue,
10880         process_for_unwind_directive): Use new unwind state numbers each
10881         time rather than state 1.
10883 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
10885         PR target/20054
10886         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10887         before the "*llgt_didi" pattern.
10889 2005-02-18  Jason Merrill  <jason@redhat.com>
10891         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10893 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
10895         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10896         (div0): Use it in place of ARM_FUNC_ALIAS.
10897         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10899 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
10901         PR middle-end/20030
10902         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10903         access, the lower bound of the array type if it exists.
10905 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
10907         PR c++/20008
10908         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10909         cases that are out-of-range for the index type.
10911 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
10913         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10914         (estimate_case_costs): Don't call convert.
10915         * expmed.c (expand_shift): Likewise.
10916         (make_tree): Call fold_convert instead of convert.
10918 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
10920         PR c++/19813
10921         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10922         that ref to be marked MEM_READONLY_P doesn't have base that needs
10923         constructing.
10925 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
10927         * genautomata.c (output_get_cpu_unit_code_func,
10928         output_cpu_unit_reservation_p): Don't generate old-style function
10929         definitions.
10931 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
10933         PR c++/20023
10934         PR tree-optimization/20009
10935         * convert.c (convert_to_integer): Revert 2005-02-16 change.
10937         PR tree-optimization/18947
10938         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10939         inline, remove all nodes that are inlined into the extern inline
10940         being redefined.
10942 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
10944         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10945         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10946         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10947         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10948         Update copyright.
10950 2005-02-17  Roger Sayle  <roger@eyesopen.com>
10952         PR tree-optimization/19917
10953         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10954         to be potentially trapping.
10956 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
10958         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10960 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
10962         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10963         tem becomes a local variable which is set to the value of the
10964         back end defined INITIAL_FRAME_ADDRESS macro.
10965         (expand_builtin_frame_address): Omit the base parameter to
10966         expand_builtin_return_addr.
10967         (expand_builtin_profile_func): Likewise.
10968         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10969         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10970         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10972 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
10974         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10975         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10976         * config/frv/frv.c (frv_function_epilogue): Likewise.
10978 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
10980         * lambda-code (perfect_nestify): Remove mark/unmark
10981         for rewriting hack.
10982         * tree-loop-linear.c (linear_transform_loops): Add
10983         rewrite_into_ssa call so that ssa is correct for
10984         rewriting into loop closed.
10986 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
10988         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10989         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10990         BITMAP_FREE.
10991         * bt-load.c (btr_def_live_range, combine_btr_defs,
10992         migrate_btr_def, migrate_btr_defs): Likewise.
10993         * cfgcleanup.c (thread_jump): Likewise.
10994         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10995         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10996         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10997         df_rd_local_compute, df_reg_info_compute): Likewise.
10998         * dominance.c (init_dom_info, free_dom_info): Likewise.
10999         * flow.c (init_propagate_block_info,
11000         free_propagate_block_info): Likewise.
11001         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11002         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11003         modify_reg_pav): Likewise.
11004         * loop-invariant.c (find_defs, find_invariant_insn,
11005         find_invariants, free_inv_motion_data): Likewise.
11006         * predict.c (tree_predict_by_opcode,
11007         estimate_bb_frequencies): Likewise.
11008         * stmt.c (expand_case): Likewise.
11009         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11010         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11011         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11012         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11013         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11014         rewrite_ssa_into_ssa): Likewise.
11015         * tree-optimize.c (tree_rest_of_compilation): Likewise.
11016         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11017         analyze_edges_for_bb, perform_edge_inserts): Likewise.
11018         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11019         * tree-sra.c (tree_sra): Likewise.
11020         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11021         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11022         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11023         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11024         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11025         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11026         Likewise.
11027         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11028         calculate_live_on_entry, calculate_live_on_exit,
11029         build_tree_conflict_graph): Likewise.
11030         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11031         record_important_candidates, set_use_iv_cost, find_depends,
11032         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11033         tree_ssa_iv_optimize_finalize): Likewise.
11034         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11035         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11036         tree_duplicate_loop_to_header_edge): Likewise.
11037         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11038         * tree-ssa.c (verify_flow_insensitive_alias_info,
11039         verify_name_tags, verify_ssa, init_tree_ssa,
11040         delete_tree_ssa): Likewise.
11041         * tree-ssanames.c (marked_ssa_names, init_ssanames,
11042         fini_ssanames): Likewise.
11043         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11045 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
11047         * config/rs6000/t-rtems: Completely reworked.
11049 2005-02-17  Ira Rosen  <irar@il.ibm.com>
11051         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11053 2005-02-17  Ira Rosen  <irar@il.ibm.com>
11055         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11056         POINTER_TYPE_P when checking that type is a pointer.
11057         (vect_get_memtag): Remove.
11058         (vect_address_analysis): Use POINTER_TYPE_P. Call
11059         vect_object_analysis with dummy parameter for memtag.
11060         (vect_object_analysis): Extract memtag (functionality that
11061         used to be in vect_get_memtag and moved here). Fix printings.
11062         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11063         with correct parameters. Remove call to vect_get_memtag.
11065 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
11067         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11068         (tree-vectorizer.o): Added missing dependencies.
11070         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11071         decleration.
11072         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11073         declaration in tree-vectorizer.c, now has an extern declaration in
11074         tree-vectorizer.h).
11075         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11076         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11077         get_vectype_for_scalar_type, vect_is_simple_use,
11078         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11079         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11080         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11081         vectorizable_store, vectorizable_operation, vectorizable_assignment,
11082         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11083         find_loop_location): Likewise.
11085         * tree-vectorizer.c (langhooks.h): #include removed.
11086         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11087         moved to tree-vectorized.h.
11088         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11089         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11090         get_vectype_for_scalar_type, vect_is_simple_use,
11091         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11092         vect_supportable_dr_alignment, new_loop_vec_info,
11093         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11094         vect_set_verbosity_level, find_loop_location): Likewise.
11096         (vect_analyze_loop): Function externalized. Declaration moved to
11097         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11098         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11099         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11100         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11101         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11102         vect_enhance_data_refs_alignment, vect_analyze_operations,
11103         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11104         vect_stmt_relevant_p, vect_get_loop_niters,
11105         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11106         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11107         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11108         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11109         vect_get_memtag): Likewise.
11111         (vectorizable_load): Function externalized. Declaration moved to
11112         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11113         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11114         vect_transform_loop): Likewise.
11115         (vect_transform_stmt): Moved to tree-vect-transform.c.
11116         (vect_align_data_ref, vect_create_destination_var,
11117         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11118         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11119         vect_get_vec_def_for_operand, vect_init_vector,
11120         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11121         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11122         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11123         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11124         vect_do_peeling_for_loop_bound): Likewise.
11126         * tree-vect-analyze.c: New file.
11127         * tree-vect-transform.c: New file.
11129 2005-02-17  Jason Merrill  <jason@redhat.com>
11131         PR mudflap/19319, c++/19317
11132         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11133         slot explicit.
11135 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
11137         * doc/install.texi (Specific): Update link for Darwin-specific
11138         tool binary site.
11140 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
11142         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11143         constant_boolean_node.
11145 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
11147         PR target/19019
11148         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11149         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11151 2005-02-16  Richard Henderson  <rth@redhat.com>
11153         PR 19920
11154         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11155         with W_TYPE_SIZE.
11156         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11157         replace uses with Wtype_MAXp1_F.
11158         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11159         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11160         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11161         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11162         and HAVE_TFMODE as appropriate.
11163         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11164         (__floatdisf): Likewise.
11165         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11166         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11167         (Wtype_MAXp1_F): New.
11168         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11169         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11171 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
11173         * PR target/19162
11174         * arm.c (arm_apply_result_size): New function.
11175         * arm.h (APPLY_RESULT_SIZE): Define.
11176         * arm-protos.h (arm_apply_result_size): Add prototype.
11177         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11178         (movxf): New expand.
11179         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11180         (call_value_symbol): Remove predicate for operand 0.
11181         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11182         (untyped_call): Rework to correclty return values for any type.
11183         (untyped_return): New expand.
11184         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11186 2005-02-16  Stan Shebs  <shebs@apple.com>
11188         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11189         * config/rs6000/t-darwin8: New, for 64-bit multilib.
11191 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
11193         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11194         configure settings on Solaris 7 and later.
11196 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
11198         PR tree-optimization/19865
11199         * tree-optimize.c (init_tree_optimization_passes): Run
11200         pass_may_alias after pass_sra.
11202 2005-02-16  Richard Henderson  <rth@redhat.com>
11203             Stuart Hastings  <stuart@apple.com>
11205         PR debug/19521
11206         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11207         Do nothing if debug info suppressed for this function.
11208         (dbxout_begin_function): Early exit if debug info suppressed for
11209         this function.
11211 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
11213         PR target/20007
11214         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11215         find_basic_blocks.
11216         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11218         PR tree-optimization/19967
11219         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11220         expand_builtin_strchr, expand_builtin_strrchr): Take a new
11221         argument TYPE.  Adjust calls to fold_builtin_XXX.
11222         (expand_builtin, fold_builtin_1): Adjust calls to
11223         expand_builtin_XXX.
11224         (fold_builtin_strchr, fold_builtin_strpbrk,
11225         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11226         result to a requested type TYPE.
11228 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
11230         PR middle-end/19857
11231         * fold-const.c (fold): Don't optimize (T)(x & cst) to
11232         (T)x & (T)cst if (T)cst overflows.
11233         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11234         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11236 2005-02-15  Jeff Law  <law@redhat.com>
11238         * gcse.c (blocks_with_calls): New bitmap.
11239         (alloc_gcse_mem): Allocate it.
11240         (free_gcse_mem): Free it.
11241         (clear_modifY_mem_tables): Clear it.
11242         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11243         when we encounter CALL_INSNs.
11244         (compute_transp, case MEM): Handle blocks with calls separate
11245         from blocks without calls.  Use bitmap iterators rather than
11246         FOR_EACH_BB.
11248 2005-02-15  Peter O'Gorman  <peter@pogma.com>
11250         PR bootstrap/18810
11251         * mklibgcc.in (vis_hide): Use a temporary object file, not
11252         -o /dev/null.
11254 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
11256         PR target/19924
11257         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11258         access optimization.
11260 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
11261             Alan Modra  <amodra@bigpond.net.au>
11263         PR target/19019
11264         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11265         (_xlqsub): Rename to __gcc_qsub.
11266         (_xlqmul): Rename to __gcc_qmul.
11267         (_xlqdiv): Rename to __gcc_qdiv.
11268         Provide versioned symbol aliases with old names.
11269         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11270         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11271         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11272         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11273         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11275 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
11277         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
11278         Fold ~(A - 1) and ~(A + -1) to -A.
11280 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
11282         PR pch/14940
11283         PR target/19300
11284         * config/host-linux.c (linux_gt_pch_use_address): Copy from
11285         config/pa/pa-host.c:pa_gt_pch_use_address.
11287 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
11289         * tree-vn.c (get_value_handle): Make sure that given an
11290         is_gimple_min_invariant expression, we always return it.
11292 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
11294         * passes.c (rest_of_handle_gcse): Fix a comment.
11296 2005-02-15  Jeff Law  <law@redhat.com>
11298         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11299         bitmap.
11300         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11301         (canon_list_insert, record_last_mem_set_info): Similarly.
11302         (clear_modify_mem_tables): Similarly.
11304 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
11306         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11307         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11308         config/mips/mips.md, config/rs6000/aix.h,
11309         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11311 2005-02-15  Richard Henderson  <rth@redhat.com>
11313         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11314         call to be best_edge.
11316 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
11318         * basic-block.h: Adjust the prototype for find_basic_blocks.
11319         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11320         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11321         find_basic_blocks.
11323         * flow.c (recompute_reg_usage): Remove all arguments.
11324         * passes.c (rest_of_compilation): Adjust the call to
11325         recompute_reg_usage.
11326         * rtl.h: Adjust the prototype for recompute_reg_usage.
11328 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
11330         * tree-dump.c (dump_files): Update to reflect new member
11331         of dump_file_info.
11332         (dump_register): Add new argument.
11333         Set glob name.
11334         (dump_switch_p_1): Check against glob name if doglob was passed.
11335         (dump_switch_p): Check against regular first, then glob if
11336         we didn't have any hits on the dump name.
11337         * tree-optimize.c (register_one_dump_file):
11338         Pass in glob name as well.
11339         * tree-pass.h (struct dump_file_info): Add glob
11340         member.
11342 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
11344         PR preprocessor/16323
11345         * doc/invoke.texi: Document that -Wendif-labels is on by default.
11347 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
11349         PR target/19019
11350         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11351         (trunctfdf2_internal1): New.
11352         (trunctfdf2_internal2): Renamed from trunctfdf2.
11354 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
11356         PR tree-optimization/19853
11357         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11359 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
11361         * passes.c (rest_of_handle_loop_optimize): Remove calls to
11362         delete_dead_jumptables and cleanup_cfg.
11364 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
11366         * reload.c (find_reloads): Swap address_reloaded flags when
11367         swapping commutative operands.
11369 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
11371         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11372         Use standard_iv_increment_position for computing the bsi position
11373         for create_iv.
11374         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11375         the bsi position.
11377 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
11379         PR target/17428
11380         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11381         life range of hard registers.
11382         * value-prof.c (insn_prefetch_values_to_profile): Only
11383         scan normal insns.
11385         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11386         profile in libcalls.
11388 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
11390         * bitmap.h (bitmap_and_compl_into): Return bool.
11391         * bitmap.c (bitmap_and_compl_into): Return changed flag.
11393 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
11395         PR tree-optimization/19944
11396         * fold-const.c (fold): Re-add ABS_EXPR folding.
11398 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
11400         PR target/19019
11401         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11402         {TARGET,MASK}_XL_COMPAT.
11403         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
11404         MASK_XL_COMPAT.
11405         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11406         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11407         TARGET_XL_COMPAT.
11408         (rs6000_arg_partial_bytes): Same.
11409         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11410         and XL compatibility enabled.
11411         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11412         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11413         test to final condition.
11414         (cmptf_internal2): New.
11415         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11416         xl-compat.  Add TFmode information to description.
11418 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
11420         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11422 2005-02-13  Jason Merrill  <jason@redhat.com>
11424         PR c++/16405
11425         * fold-const.c (fold_indirect_ref_1): Split out from...
11426         (build_fold_indirect_ref): Here.
11427         (fold_indirect_ref): New fn.
11428         * tree.h: Declare it.
11429         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11430         (gimplify_modify_expr_rhs): Likewise.
11431         (gimplify_expr): Likewise.
11433 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
11435         PR tree-optimization/14303
11436         PR tree-optimization/15784
11437         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11438         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
11439         ABS_EXPR<x> != 0 to x != 0.
11441 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
11443         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11444         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
11445         spelling conventions.
11447         * passes.c (rest_of_handle_gcse): Don't run cse_main and
11448         delete_trivially_dead_insns too many times.
11450         * passes.c (rest_of_handle_gcse): Remove dead assignments to
11451         tem and tem2.
11453 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11455         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11456         (vect_is_simple_iv_evolution): Remove redundant parameter
11457         and step check.
11458         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11459         without last parameter.
11460         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11461         Return pointer step. Call vect_is_simple_iv_evolution without
11462         last parameter. Check only that the step is multiple of size
11463         type. Remove stmt_vinfo updates.
11464         (vect_get_memtag_and_dr): Remove.
11465         (vect_get_memtag): New function.
11466         (vect_address_analysis): New function.
11467         (vect_object_analysis): New function.
11468         (vect_analyze_data_refs): Call vect_object_analysis and
11469         vect_get_memtag. Update stmt_vinfo fields.
11471 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11473         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11474         exist and are objects. Remove checks for pointer.
11475         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11476         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11477         (vect_create_data_ref_ptr): Likewise.
11478         (vect_base_addr_differ_p): New function.
11479         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11480         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11481         Don't set the DR_BASE_NAME field of data-ref.
11482         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11484 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
11486         * optabs.h (enum optab_index): Add new OTI_ldexp.
11487         (ldexp_optab): Define corresponding macro.
11488         * optabs.c (init_optabs): Initialize ldexp_optab.
11489         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11490         patterns.
11491         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11492         using ldexp_optab.
11493         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11494         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11496         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11497         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11498         intrinsics.
11500 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11502         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11503         to base_address.
11504         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11505         stmt_vec_info.
11506         (vect_get_base_and_offset): Always return an address.
11507         (vect_create_addr_base_for_vector_ref): Remove treatment for
11508         different data reference types.
11509         (vect_compute_data_ref_alignment): Rename base to base_address in
11510         stmt_vec_info. Get the object in order to force its alignment.
11511         (vect_get_memtag_and_dr): Rename base to base_address in
11512         stmt_vec_info. Extract the object for memtag analysis.
11514 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
11516         PR regression/19898.
11517         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11518         changes cc_status, use apply modified_in_p to part of cc_status
11519         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11520         body.
11522 2005-02-11  Richard Henderson  <rth@redhat.com>
11524         * tree-complex.c (expand_complex_libcall): New.
11525         (expand_complex_multiplication): Use it for c99 compliance.
11526         (expand_complex_division): Likewise.
11527         * fold-const.c (fold_complex_add, fold_complex_mult): New.
11528         (fold): Call them.
11529         * builtins.c (built_in_names): Remove const.
11530         * tree.c (build_common_builtin_nodes): Build complex arithmetic
11531         builtins.
11532         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11533         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11534         (built_in_names): Remove const.
11535         * c-common.c (c_common_type_for_mode): Handle complex modes.
11536         * flags.h, toplev.c (flag_complex_method): Rename from
11537         flag_complex_divide_method.
11538         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11539         __mulsc3, __muldc3, __mulxc3, __multc3): New.
11540         * libgcc2.h: Declare them.
11541         * libgcc-std.ver: Export them.
11542         * mklibgcc.in (lib2funcs): Build them.
11544 2005-02-11  Steven Bosscher  <stevenb@suse.de>
11546         PR tree-optimization/19876
11547         Partially revert my change from 2005-01-14
11548         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11549         (compute_antic): ...and remove the loop here.
11551 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
11553         PR middle-end/19858
11554         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11555         is number of inner's bits, avoid creating a BIT_FIELD_REF.
11557         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11558         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
11560 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
11562         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11563         offsets for the big-endian 32-bit case.
11565 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
11567         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11569 2005-02-11  Dale Johannesen  <dalej@apple.com>
11571         * cselib.c (cselib_process_insn):  Clear out regs where
11572         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11573         * reload.c (find_equiv_reg): Ditto.
11575 2005-02-11  Ian Lance Taylor  <ian@airs.com>
11577         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11578         with no elements.
11580         * tree.c (build_function_type_list): Work correctly if there are
11581         no arguments.
11583 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
11585         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11586         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11587         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11588         TARGET_ZARCH instead of TARGET_64BIT.
11590 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
11592         * config/rs6000/t-rtems:
11593         (MULTILIB_OPTIONS): Remove mcpu=602.
11594         (MUTLILIB_DIRNAMES): Remove m602.
11595         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11596         Let mcpu=602 match mcpu=603.
11597         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11599 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11601         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11602         signal trampolines.
11604 2005-02-10  David Daney  <ddaney@avtrex.com>
11606         * config/alpha/linux-unwind.h: Add exception clause to copyright.
11607         * config/i386/linux-unwind.h: Likewise.
11608         * config/ia64/linux-unwind.h: Likewise.
11609         * config/mips/linux-unwind.h: Likewise.
11610         * config/pa/linux-unwind.h: Likewise.
11611         * config/rs6000/linux-unwind.h: Likewise.
11612         * config/s390/linux-unwind.h: Likewise.
11613         * config/sh/linux-unwind.h: Likewise.
11614         * config/sparc/linux-unwind.h: Likewise.
11616 2005-02-10  Steven Bosscher  <stevenb@suse.de>
11618         PR tree-optimization/17549
11619         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11620         TER to replace a DEF with its expression if the DEF and the
11621         rhs of the expression we replace into have the same root
11622         variable.
11624 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
11626         * config/mips/mips.md: Fix the placement of the match_scratch in the
11627         lea64 peephole2.
11629 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
11631         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11632         Fix comment typos.
11634 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
11636         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11637         (strip_offset): Handle addresses.
11638         (add_address_candidates): Use strip_offset.
11639         (difference_cost): Reflect strip_offset change.
11640         (force_var_cost, difference_cost): Strip nops.
11642 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
11644         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11646         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11647         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11648         config/cris/cris-protos.h, config/cris/cris.c: Update
11649         copyright.
11651 2005-02-10  Jeff Law  <law@redhat.com>
11653         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11654         (lookup_avail_expr): Similarly.
11656 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
11658         * builtins.c (fold_builtin_powi): New function.
11659         (fold_builtin_1): Call it.
11661 2005-02-10  Steven Bosscher  <stevenb@suse.de>
11663         PR documentation/19309
11664         * doc/cpp.texi: The __GNUC__ and related predefined macros
11665         are also defined for the "standalone" cpp.
11666         Some non-GCC compilers may also define __GNUC__.
11668 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
11670         PR c/19342
11671         * c-typeck.c (common_type): New routine.  Old common_type renamed
11672         to...
11673         (c_common_type): ...this.
11674         (build_conditional_expr, build_binary_op): Use c_common_type instead
11675         of common_type.
11677 2005-02-10  Steven Bosscher  <stevenb@suse.de>
11679         * doc/md.texi: Replace @samp{length} with @code{length}.
11681 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
11683         PR tree-optimization/18687
11684         * tree-flow.h (find_loop_niter): Declare.
11685         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11686         Try using scev even for loops with more than one exit.
11687         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11688         (struct ivopts_data): Added niters field.
11689         (struct nfe_cache_elt): New.
11690         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11691         functions.
11692         (tree_ssa_iv_optimize_init): Initialize niters cache.
11693         (determine_number_of_iterations): Removed.
11694         (find_induction_variables): Do not call determine_number_of_iterations.
11695         Access niters for single exit through niter_for_single_dom_exit.
11696         (add_iv_outer_candidates): Access niters for single exit through
11697         niter_for_single_dom_exit.
11698         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
11699         number_of_iterations_cond.
11700         (iv_period): New function.
11701         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11702         (may_replace_final_value): Take data argument.  Use
11703         niter_for_single_dom_exit.
11704         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11705         (rewrite_use_compare): Pass data to may_eliminate_iv.
11706         (rewrite_use_outer): Pass data to may_replace_final_value.
11707         (free_loop_data): Clean up the niters cache.
11708         (tree_ssa_iv_optimize_finalize): Free the niters cache.
11709         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11710         * tree-ssa-loop-niter.c (find_loop_niter): New function.
11711         (find_loop_niter_by_eval): Use tree_int_cst_lt.
11712         (num_ending_zeros): Moved to tree.c.
11713         * tree.h (num_ending_zeros): Declare.
11714         * tree.c (num_ending_zeros): Moved from tree.c.
11716 2005-02-09  Richard Henderson  <rth@redhat.com>
11718         * builtins.c (DEF_BUILTIN): Add COND argument.
11719         * tree.h (DEF_BUILTIN): Likewise.
11720         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11721         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11722         match.
11723         (DEF_BUILTIN_STUB): New.
11724         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11725         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11726         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11727         * c-common.c (DEF_BUILTIN): Add COND argument.
11728         * tree.c (local_define_builtin): New.
11729         (build_common_builtin_nodes): New.
11731 2005-02-09  Roger Sayle  <roger@eyesopen.com>
11733         * fold-const.c (fold_strip_sign_ops): New function to simplify a
11734         floating point expression ignoring the sign of the result.
11735         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11736         (fold) <MULT_EXPR>: Use it to simplify x*x.
11737         * tree.h (fold_strip_sign_ops): Prototype here.
11738         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11739         argument.  Use fold_strip_sign_ops to simplify the first argument.
11740         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
11741         first argument when the second argument is an even integer
11742         constant, but only with -funsafe_math_optimizations.
11743         (fold_builtin_1): Update call to fold_builtin_copysign.
11745 2005-02-09  Ian Lance Taylor  <ian@airs.com>
11747         PR middle-end/19583
11748         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11749         just check whether EH_FILTER_FAILURE falls through.
11751 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
11753         * gcc/haifa-sched.c (schedule_block): Make queued sched group
11754         insns return to ready list in the next turn.
11756 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
11758         PR middle-end/19402
11759         * builtins.def: New __builtin_powi[lf].
11760         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11761         (expand_builtin_powi): New function.
11762         (expand_builtin): Dispatch to expand_builtin_powi.
11763         * libgcc2.h: Add prototypes for __builtin_powi[lf].
11764         * libgcc2.c: Add __builtin_powi[lf] implementation.
11765         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11766         * optabs.h: Add powi_optab.
11767         * optabs.c (init_optabs): Initialize powi_optab.
11768         * doc/extend.texi: Document __builtin_powi[lf].
11770 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
11772         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11773         exists.
11775 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
11777         PR middle-end/19854
11778         * fold-const.c (try_move_mult_to_index): Remove redundant
11779         type argument.  Create ADDR_EXPR with correct type.
11780         (fold): Update callers of try_move_mult_to_index.  Convert
11781         result to the appropriate type.
11783 2005-02-09  Roger Sayle  <roger@eyesopen.com>
11785         PR target/19597
11786         * config/avr/avr.c (default_rtx_costs): Delete.
11787         (avr_operand_rtx_cost): New function.
11788         (avr_rtx_costs): Completely rewrite.
11790 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
11792         PR target/19806
11793         * config/cris/cris.c (in_code): New variable.
11794         (cris_output_addr_const): Now a static function, a wrapper for
11795         output_addr_const.
11796         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11797         case from old cris_output_addr_const.
11798         (cris_asm_output_label_ref): Similar for LABEL_REF.
11799         (cris_output_addr_const_extra): Similar for UNSPEC.
11800         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11801         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11802         * config/cris/cris-protos.h (cris_output_addr_const): Remove
11803         declaration.
11804         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11805         (cris_asm_output_label_ref): Declare.
11807 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
11809         PR preprocessor/19801
11810         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11811         filenames that changed when libcpp was moved to the toplevel.
11813 2005-02-07  Roger Sayle  <roger@eyesopen.com>
11815         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11816         zero extensions of BImode operands.  Call lowpart_subreg instead
11817         of gen_lowpart_common and gen_lowpart_SUBREG.
11819 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
11821         PR ada/19489
11822         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11823         * configure.ac: Set cc_for_cross_gnattools.
11824         * configure: Regenerate.
11826 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
11828         PR target/19803
11829         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11831 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
11833         PR debug/19327
11834         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11835         of nested functions.
11837 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
11839         * doc/extend.texi: Document deprecated extensions allowing
11840         static floating-point members to have initializers and allowing
11841         floating-point literals in integral constant expressions.
11843 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
11845         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11846         config/darwin7.h, config/mips/mips.c,
11847         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11848         Update copyright.
11850         * cse.c: Update comments.
11852 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
11854         PR middle-end/19775
11855         * builtins.c (fold_builtin_sqrt): Transform
11856         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11857         pow(x,y*0.5).
11859 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
11860             Dorit Naishlos  <dorit@il.ibm.com>
11862         * doc/invoke.texi (ftree-vectorizer-verbose): New.
11863         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11864         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11865         was added.
11866         * tree.h (vect_set_verbosity_level): New extern function declaration
11867         added.
11868         * tree-vectorizer.h (verbosity_levels): New enum type.
11869         * tree-vectorizer.c (vect_debug_stats): Function removed.
11870         (vect_debug_details): Likewise.
11871         (vect_verbosity_level): Global variable was defined and initialized.
11872         (vect_dump): Global variable definition.
11873         (vect_print_dump_info): New function.
11874         (vect_set_dump_settings): New function.
11875         (vect_set_verbosity_level): New function.
11876         (vectorize_loops): Add call to vect_set_dump_settings.
11878         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11879         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11880         (slpeel_tree_peel_loop_to_edge): Likewise.
11882         (vect_analyze_offset_expr): Call to vect_print_dump_info with
11883         appropriate verbosity level instead of call to vect_debug_details
11884         or vect_debug_stats.
11885         (vect_get_base_and_offset):
11886         (vect_create_addr_base_for_vector_ref):
11887         (get_vectype_for_scalar_type):
11888         (vect_create_data_ref_ptr):
11889         (vect_init_vector):
11890         (vect_get_vec_def_for_operand):
11891         (vect_finish_stmt_generation):
11892         (vectorizable_assignment):
11893         (vectorizable_operation):
11894         (vectorizable_store):
11895         (vectorizable_load):
11896         (vect_transform_stmt):
11897         (vect_update_ivs_after_vectorizer):
11898         (vect_do_peeling_for_loop_bound):
11899         (vect_update_inits_of_drs):
11900         (vect_do_peeling_for_alignment):
11901         (vect_transform_loop):
11902         (vect_is_simple_use):
11903         (vect_analyze_operations):
11904         (vect_is_simple_iv_evolution):
11905         (vect_analyze_scalar_cycles):
11906         (vect_analyze_data_ref_dependence):
11907         (vect_analyze_data_ref_dependences):
11908         (vect_compute_data_ref_alignment):
11909         (vect_enhance_data_refs_alignment):
11910         (vect_analyze_data_refs_alignment):
11911         (vect_analyze_data_ref_access):
11912         (vect_analyze_data_ref_accesses):
11913         (vect_analyze_pointer_ref_access):
11914         (vect_get_memtag_and_dr):
11915         (vect_analyze_data_refs):
11916         (vect_mark_relevant):
11917         (vect_stmt_relevant_p):
11918         (vect_mark_stmts_to_be_vectorized):
11919         (vect_can_advance_ivs_p):
11920         (vect_get_loop_niters):
11921         (vect_analyze_loop_form):
11922         (vect_analyze_loop):
11923         (vectorize_loops): Likewise.
11925         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11926         (vect_update_inits_of_drs):
11927         (vect_do_peeling_for_alignment):
11928         (vect_transform_loop):
11929         (vect_analyze_operations):
11930         (vect_analyze_scalar_cycles):
11931         (vect_analyze_data_ref_dependences):
11932         (vect_analyze_data_refs_alignment):
11933         (vect_analyze_data_ref_accesses):
11934         (vect_analyze_data_refs):
11935         (vect_mark_stmts_to_be_vectorized):
11936         (vect_get_loop_niters):
11937         (vect_analyze_loop_form):
11938         (vect_analyze_loop): Likewise.
11939         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11941 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
11943         PR bootstrap/19796
11944         Revert:
11945         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
11946         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11947         either -ffast-math or -funsafe-math-optimizations is in use.
11949         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
11950         * config/mips/irix-csr.c: New file.
11951         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11952         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11953         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11954         executables.
11956 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
11958         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11959         redundant, incorrect definitions.
11961         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11962         expand.
11963         ("*tls_indirect_call"): New, reference hard regs directly.
11964         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11966 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
11968         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11969         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11971 2005-02-06  Roger Sayle  <roger@eyesopen.com>
11973         PR rtl-optimization/19800
11974         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11975         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11976         gen_lowpart.
11978 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
11980         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11982 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
11984         PR other/17135
11985         * doc/invoke.texi: Correct documentation of -freorder-functions.
11987 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
11989         PR other/14402
11990         * doc/invoke.texi: Don't mention gccbug.
11992 2005-02-06  Roger Sayle  <roger@eyesopen.com>
11993             Andrew Pinski  <pinskia@physics.uc.edu>
11994             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
11996         * simplify-rtx.c (simplify_relational_operation_1): Simplify
11997         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11998         into just (zero_extract:SI FOO (const_int 1) BAR).
12000 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
12002         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
12003         macro locally.  Don't give last revision date.  Use GCC version
12004         number from gcc-common.texi.
12005         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
12006         revision date.  Use GCC version number from gcc-common.texi.
12007         Describe being a library as current state rather than as 3.x
12008         history.
12009         * doc/gcc.texi: Remove last update date.
12010         * doc/gccint.texi: Likewise.  Update copyright dates.
12011         * doc/install.texi: Update copyright dates.
12013 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
12015         PR other/7549
12016         * doc/invoke.texi: Mention for each option included in -Wall that
12017         it is included in -Wall.
12018         * doc/gcc.texi: Update copyright and last modification date.
12020 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
12022         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12023         unnecessary cast to original induction variable increments.
12025 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
12027         PR tree-optimization/18219
12028         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12029         in distributed form.
12031 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
12033         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12034         Set bitpos and offset later in the function.  Do nothing if the
12035         target is a register and if the bitfield lies completely outside
12036         that register.
12037         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12038         here.  Return an uninitialised register if the source value is stored
12039         in a register and the bitfield lies completely outside that register.
12041 2005-02-06  Steven Bosscher  <stevenb@suse.de>
12043         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12044         not SET_DEST.
12046 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
12048         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12050 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
12052         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12053         * config/darwin8.h: New.
12054         * config/darwin7.h: Update comment.
12056 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
12057             Dorit Naishlos  <dorit@il.ibm.com>
12059         * tree-vectorizer.h (LOC): New type.
12060         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12061         (loop_line_number): New field in struct _loop_vec_info.
12062         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12064         * tree-vectorizer.c (input.h): Included.
12065         (find_loop_location): New function.
12066         (vect_debug_stats): Argument changed from loop to LOC. Computation of
12067         loop line number removed.
12068         (vect_debug_details): Likewise.
12069         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12071         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12072         call to vect_debug_details/stats changed from loop to loop_loc.
12073         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12074         (slpeel_tree_peel_loop_to_edge): Likewise.
12076         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12077         changed from NULL to UNKNOWN_LOC.
12078         (vect_get_base_and_offset):
12079         (vect_create_addr_base_for_vector_ref):
12080         (get_vectype_for_scalar_type):
12081         (vect_create_data_ref_ptr):
12082         (vect_init_vector):
12083         (vect_get_vec_def_for_operand):
12084         (vect_finish_stmt_generation):
12085         (vectorizable_assignment):
12086         (vectorizable_operation):
12087         (vectorizable_store):
12088         (vectorizable_load):
12089         (vect_transform_stmt):
12090         (vect_update_ivs_after_vectorizer):
12091         (vect_do_peeling_for_loop_bound):
12092         (vect_do_peeling_for_alignment):
12093         (vect_transform_loop):
12094         (vect_is_simple_use):
12095         (vect_analyze_operations):
12096         (vect_is_simple_iv_evolution):
12097         (vect_analyze_scalar_cycles):
12098         (vect_analyze_data_ref_dependences):
12099         (vect_compute_data_ref_alignment):
12100         (vect_enhance_data_refs_alignment):
12101         (vect_analyze_data_ref_access):
12102         (vect_analyze_data_ref_accesses):
12103         (vect_analyze_pointer_ref_access):
12104         (vect_get_memtag_and_dr):
12105         (vect_analyze_data_refs):
12106         (vect_mark_relevant):
12107         (vect_stmt_relevant_p):
12108         (vect_mark_stmts_to_be_vectorized):
12109         (vect_can_advance_ivs_p):
12110         (vect_get_loop_niters):
12111         (vect_analyze_loop):
12112         (vectorize_loops): Likewise.
12114         (vectorizable_load): Argument in call to vect_debug_details/stats
12115         changed from loop to LOOP_LOC (loop_vinfo).
12116         (vect_transform_loop):
12117         (vect_analyze_operations):
12118         (vect_analyze_scalar_cycles):
12119         (vect_analyze_data_ref_dependence):
12120         (vect_enhance_data_refs_alignment):
12121         (vect_analyze_data_ref_accesses):
12122         (vect_analyze_pointer_ref_access):
12123         (vect_analyze_data_refs):
12124         (vect_analyze_loop): Likewise.
12126         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12127         changed from loop to loop_loc.
12129         (vect_enhance_data_refs_alignment): Removed unused variable loop.
12131 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
12132             Dorit Naishlos  <dorit@il.ibm.com>
12134         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12135         declaration added.
12136         (vect_analyze_data_ref_dependences): Likewise.
12138         (vect_is_simple_use): Argument changed from loop structure to
12139         loop_vect_info structure.
12140         (vect_can_advance_ivs_p): Likewise.
12141         (vect_create_index_for_vector_ref): Likewise.
12142         (vect_update_ivs_after_vectorizer): Likewise.
12143         (new_stmt_vec_info): Likewise.
12145         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12146         changed from loop to loop_vinfo.
12147         (vect_create_data_ref_ptr): First argument in call to
12148         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12149         (vectorizable_assignment): Second argument in call to vect_is_simple_use
12150         was changed from loop to loop_vinfo.
12151         (vectorizable_operation): Likewise.
12152         (vectorizable_store): Likewise.
12153         (vect_mark_stmts_to_be_vectorized): Likewise.
12154         (vect_do_peeling_for_loop_bound): First argument in call to
12155         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12156         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12157         was changed from loop to loop_vinfo.
12158         (vect_analyze_data_ref_dependences): Third argument in call to
12159         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12161         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12162         (vect_create_data_ref_ptr): Likewise.
12163         (vect_init_vector): Likewise.
12164         (vect_get_vec_def_for_operand): Likewise.
12165         (vectorizable_assignment): Likewise.
12166         (vectorizable_operation): Likewise.
12167         (vectorizable_store): Likewise.
12168         (vectorizable_load): Likewise.
12169         (vect_update_ivs_after_vectorizer): Likewise.
12170         (vect_is_simple_use): Likewise.
12171         (vect_analyze_data_ref_dependence): Likewise.
12172         (vect_analyze_pointer_ref_access): Likewise.
12173         (vect_can_advance_ivs_p): Likewise.
12175         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12176         before _stmt_vec_info.
12177         (_stmt_vec_info): Loop field replaced by loop_vec_info.
12178         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12179         (new_stmt_vec_info): Argument changed from loop structure to
12180         loop_vect_info structure
12182         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12183         (vect_analyze_offset_expr): Avoid 80 columns overflow.
12184         (vect_create_addr_base_for_vector_ref): Likewise.
12185         (vect_analyze_pointer_ref_access): Likewise.
12187 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
12189         PR tree-opt/19768
12190         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12191         phi flag if the phi is abnormal.
12193 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
12195         PR tree-opt/19736
12196         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12197         information for the new statement.
12199 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
12201         PR driver/19117
12202         * gcc.c (main): Include the target in -v output.
12204 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
12206         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12207         Do not drop the extend if we'd have to add a paradoxical subreg
12208         later.  Include optabs.h and insn-codes.h.
12209         * Makefile.in (combine.o): Depend on $(OPTABS_H).
12211 2005-02-02  Roger Sayle  <roger@eyesopen.com>
12213         PR middle-end/19405
12214         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12215         * fold-const.c (const_binop): Avoid constant folding floating
12216         point operations in modes that use composite representations.
12217         * simplify-rtx.c (simplify_binary_operation): Likewise.
12219 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
12221         * config/rs6000/altivec.md (altivec_dst): Make the first operand
12222         a REG, not a MEM.
12223         (altivec_dstt): Likewise.
12224         (altivec_dstst): Likewise.
12225         (altivec_dststt): Likewise.
12226         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12227         of first operand.
12229 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12231         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12232         EXPR_LOCUS from orig_cond to the new cond_stmt.
12233         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12234         the new vec_stmt.
12236 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12238         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12239         standard_iv_increment_position. Remove call to bsi_next
12240         (no need to bump the iterator anymore).
12241         (vect_create_index_for_vector_ref): Call
12242         standard_iv_increment_position. Remove second function argument.
12243         (vect_finish_stmt_generation): Remove call to bsi_next
12244         (no need to bump the iterator anymore).
12245         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12246         to vect_create_index_for_vector_ref.
12248 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12250         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12251         phis are used out of the loop.
12253 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
12255         PR c/17807
12256         * c-decl.c (undef_nested_function): New variable.
12257         (pop_scope): Diagnose undefined nested functions.
12258         (finish_function): Don't attempt cgraph processing or genericizing
12259         if current top-level function contained an undefined nested
12260         function.  Reset undef_nested_function at the end of a top-level
12261         function.
12263 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
12265         * tree.c (build_int_cst_type): Take sign of the value into account
12266         when deciding whether sign extend the value.
12268 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12270         PR c/18502
12271         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12272         (cpp_options, cc1_options): Change %{std*&ansi} to
12273         %{std*&ansi&trigraphs}.
12275 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
12277         * cse.c: Update comments.
12279 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
12281         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12282         arguments go on the stack.  Do not put complex doubles in odd/even
12283         pairs.
12285 2005-02-02  Steven Bosscher  <stevenb@suse.de>
12287         * doc/invoke.texi: Update the options enabled at -O1, -O2,
12288         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
12289         -ftree-pre, and -fthread-jumps.
12291 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
12293         PR tree-optimization/19578
12294         * tree-flow.h (modified_noreturn_calls): Declare.
12295         (noreturn_call_p): Declare.
12296         * tree-flow-inline.h (noreturn_call_p): New function.
12297         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12298         * tree-cfg.c (modified_noreturn_calls): New variable.
12299         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
12300         that contain a mid-block noreturn call.
12301         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12303 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
12305         * df.c (df_def_record_1, df_uses_record): Don't use
12306         DF_FOR_REGALLOC.
12307         * df.h (DF_FOR_REGALLOC): Remove.
12309 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12311         PR c/19435
12312         * c-typeck.c (really_start_incremental_init): Reset
12313         constructor_max_index for arrays of incomplete type.
12315 2005-02-02  Jeff Law  <law@redhat.com>
12317         * gcse.c (struct reg_set): Store the block index where the register
12318         was set rather than the setting insn.
12319         (record_one_set, compute_transp): Corresponding changes.
12320         (pre_insert_copy_insn): Do not call replace_one_set.
12321         (replace_one_set): Remove.
12323 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12325         PR other/15514
12326         * doc/gcov.texi: Fix typo.
12328 2005-02-01  Richard Henderson  <rth@redhat.com
12330         PR target/19680
12331         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12332         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12333         type to bool.
12334         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12335         * config/i386/i386-protos.h: Update.
12337 2005-02-01  Steven Bosscher  <stevenb@suse.de>
12339         PR tree-optimization/19217
12340         * tree-cfg.c (verify_expr): Use the data field to see if TP was
12341         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
12342         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12343         that it is walking a PHI node.
12345 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
12347         * doc/extend.texi (Nested Functions): Update.
12349 2005-02-01  Richard Henderson  <rth@redhat.com>
12351         PR 19696
12352         * optabs.c (expand_copysign_absneg): Export.
12353         * optabs.h (expand_copysign_absneg): Declare.
12354         * config/rs6000/rs6000.md (copysigntf3): New.
12356 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
12358         PR tree-optimization/19633
12359         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12360         * tree-ssa-alias.c (init_alias_info): Initialize.
12361         (merge_pointed_to_info): Set.
12362         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12363         (dump_points_to_info_for): Show value of pt_null.
12364         (struct count_ptr_d): Declare.
12365         (find_ptr_dereference): Remove.
12366         (ptr_is_dereferenced_by): Remove.
12367         (count_ptr_derefs): New local function.
12368         (count_uses_and_derefs): New local function.
12369         (compute_points_to_and_addr_escape): Call it.  If the number
12370         of dereferences is greater than zero, mark the pointer as
12371         dereferenced.  If there are fewer dereferences than uses of
12372         the pointer, the pointer's value escapes.
12374 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
12376         PR tree-optimization/19670
12377         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12378         here...
12379         (verify_use): ... set it here, instead.
12381 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
12383         * doc/sourcebuild.texi (Test directives): Fix formatting.
12385         * doc/sourcebuild.texi (Test directives): Describe selector
12386         expressions.
12388 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
12390         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12391         specific 64-bit CPUs.
12393 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
12395         PR target/16201
12396         * arm.c (arm_eliminable_register): New function.
12397         (adjacent_mem_locations): Don't allow eliminable registers.  Use
12398         HOST_WIDE_INT for address offsets.
12399         * arm-protos.h (arm_eliminable_register): Add prototype.
12401 2005-02-01  Steven Bosscher  <stevenb@suse.de>
12403         PR optimization/15242
12404         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12405         * basic-block.h (duplicate_computed_gotos): Add prototype.
12406         * bb-reorder.c (duplicate_computed_gotos): New function to
12407         duplicate sufficiently small blocks ending in a computed jump.
12408         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12409         if not optimizing for size.
12410         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12411         never do tail merging for blocks ending in a computed jump.
12412         * doc/invoke.texi: Document the max-goto-duplication-insns param.
12414 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
12416         Patch from Richard Sandiford <rsandifo@redhat.com>
12417         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12418         from inheriting a subreg equivalence with a non-spill register.
12420         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12422 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
12424         * config/frv/frv.c (movcc_fp_destination_operand): New.
12425         (gpr_or_memory_operand): Fix typo in comment.
12426         (gpr_or_memory_operand_with_scratch): New.
12427         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12428         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12429         movcc_fp_destination_operand.
12430         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12431         Legitimize memory addresses using a scratch register.
12433 2005-01-31  Jeff Law  <law@redhat.com>
12435         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12436         bitmap a sparse bitmap instead of a simple bitmap.
12437         (mark_def_sites_initialize_block):  Corresponding changes.
12438         (ssa_mark_def_sites_initialize_block): Likewise.
12439         (ssa_mark_phi_uses): Likewise.
12440         (mark_def_site, ssa_mark_def_sites): Likewise.
12441         (mark_def_site_blocks): Likewise.
12442         (rewrite_ssa_into_ssa): Likewise.
12444         * tree-ssa-dom.c (record_cond): Pass correct variable type
12445         for last argument to htab_find_slot_with_hash.
12447         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12448         effects when optimizing 0 % X.  Do not try to optimize X % 0.
12450 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
12452         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12453         1_mmalua.
12455 2005-02-01  Eric Christopher  <echristo@redhat.com>
12457         * config/mips/mips.c (override_options): Warn if -mint64
12458         is used.
12459         * doc/invoke.texi (MIPS Options): Document that -mint64 is
12460         deprecated.
12462 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
12464         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
12465         timestamp.
12466         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12467         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12468         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12469         (cached_regno): Initialize to INVALID_REGNUM.
12470         (cse_reg_info_table_size,
12471         cse_reg_info_table_first_uninitialized,
12472         cse_reg_info_timestamp): New.
12473         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12474         get_cse_reg_info.
12475         (init_cse_reg_info, get_cse_reg_info_1): New.
12476         (get_cse_reg_info): Cache the last look-up.
12477         (new_basic_block): Update the code to clear mappings from
12478         registers to cse_reg_info entries.
12479         (cse_main): Call init_cse_reg_info.
12481         * cse.c (get_cse_reg_info): Update a comment.
12483 2005-01-31  Steven Bosscher  <stevenb@suse.de>
12485         PR c/19333
12486         * c-decl.c (start_decl): Do not warn about arrays of elements with
12487         an incomplete type here.
12488         (grokdeclarator): Do it here by making a pedwarn an error.
12489         * c-typeck.c (push_init_level): If there were previous errors with
12490         the constructor type, do not warn about braces for initializers.
12491         (process_init_element): Likewise for excess initializer elements.
12493 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
12495         * cse.c (delete_trivially_dead_insn): Don't iterate.
12497 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
12499         * config/rs6000/rs6000.md (copysignsf3): New expand.
12500         (copysigndf3): Likewise.
12502 2005-01-31  Steven Bosscher  <stevenb@suse.de>
12504         * recog.c (constrain_operands): Only look for earlyclobber operand
12505         conflicts if an '&' constraint was seen.
12507 2005-01-31  Marc Espie <espie@openbsd.org>
12509         * config.gcc: Don't include embedded systems fragment, switches default
12510         debugging format to ELF.
12511         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12512         longer pick it up there.
12514 2005-01-31  Dale Johannesen  <dalej@apple.com>
12516         * doc/extend.texi (nested functions): Fix linkage description.
12517         Clarify that static is not allowed.
12519 2005-01-31  Dale Johannesen  <dalej@apple.com>
12521         * config/rs6000/darwin.md (movsf_low_di):  Make work.
12522         (movdf_low_di):  Make work.
12524 2005-01-31  Dale Johannesen  <dalej@apple.com>
12526         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12527         Make work for 64 bit.
12529 2005-01-31  Roger Sayle  <roger@eyesopen.com>
12530             Dale Johannesen  <dalej@apple.com>
12532         PR middle-end/19650
12533         * fold-const.c (fold_binary_op_with_conditional_arg):
12534         Make types match original operands, before STRIP_NOPS.
12536 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
12538         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12539         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
12540         (struct gcc_sigcontext): Delete.  Merge contents to..
12541         (struct gcc_ucontext): ..here.
12542         (get_sigcontext): Delete.
12543         (get_regs): New function, like get_sigcontext but return regs ptr.
12544         64-bit version finds regs from r1 to support vdso.
12545         (ppc_linux_aux_vector): New function.
12546         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
12547         and vector regs.
12549 2005-01-31  Ira Rosen  <irar@il.ibm.com>
12551         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12552         sizetype.
12553         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12554         redundant fold. Fix misalignment for MINUS_EXPR.
12555         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12556         (vect_analyze_pointer_ref_access): Likewise.
12557         (vect_get_memtag_and_dr): Likewise.
12559 2005-01-31  Richard Henderson  <rth@redhat.com>
12561         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12562         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12563         absnegdf2_i387, absnegxf2_i387): Likewise.
12565 2005-01-31  Richard Henderson  <rth@redhat.com>
12567         PR 19696
12568         * optabs.c (expand_copysign_absneg): New.
12569         (expand_copysign_bit): Split out from ...
12570         (expand_copysign): ... here.  Use expand_copysign_absneg.
12572 2005-01-30  Roger Sayle  <roger@eyesopen.com>
12574         PR middle-end/19697
12575         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12576         constant as the second operand and a register as the third.
12578 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
12580         PR target/19704
12581         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
12582         that dllimport'd functions do not use all call-clobbered registers
12583         to pass parameters.
12585 2005-01-30  Richard Henderson  <rth@redhat.com>
12587         PR 19696
12588         * optabs.c (expand_absneg_bit): Split out from expand_unop and
12589         expand_abs_nojump and generalize.  Use operand_subword and
12590         emit_no_conflict_block.  Support large modes.
12591         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
12592         back to maximum.
12593         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
12594         negation to subtraction.
12595         (expand_copysign): Check that the format has signed zeros.
12596         Use operand_subword and emit_no_conflict_block.  Support large modes.
12598 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
12600         Fix PR tree-optimization/19624
12602         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12603         * tree-ssa-pre.c: Add cfgloop.h.
12604         Update comment.
12605         (pre_stats): New member, constified.
12606         (inserted_exprs): New static variable.
12607         (NECESSARY): New macro.
12608         (create_expression_by_pieces): Fold the expression, and
12609         mark it as defaulting to not necessary. Also put in
12610         inserted_exprs.
12611         (fully_constant_expression): New function.
12612         (insert_into_preds_of_block): Modify to not insert phis when we
12613         are playing with induction variables.
12614         Push phis onto the inserted_exprs vector, and mark them as not
12615         necessary by default.
12616         (insert_aux): Call fully_constant_expression on eprime.
12617         If all edges produce the same value, mark it constant.
12618         (mark_operand_necessary): New function.
12619         (remove_dead_inserted_code): New function.
12620         (init_pre): Init loop optimizer to get loop info.
12621         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12622         (execute_pre): Commit edge inserts, then remove dead code.
12624 2005-01-30  Richard Henderson  <rth@redhat.com>
12626         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12627         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12629 2005-01-30  Richard Henderson  <rth@redhat.com>
12631         PR target/19700
12632         * config/i386/i386.c (ix86_expand_copysign): New.
12633         (ix86_split_copysign_const): New.
12634         (ix86_split_copysign_var): Rename from ix86_split_copysign,
12635         rearrange op1/nmask operands.
12636         * config/i386/i386-protos.h: Update.
12637         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12638         (copysigndf3): Likewise.
12639         (copysignsf3_const, copysigndf3_const): New.
12640         (copysignsf3_var): Rename from copysignsf3, split out splitter
12641         and fix split predicate for X constraint.
12642         (copysigndf3_var): Similarly.
12644 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
12646         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12647         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12648         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12650 2005-01-29  Richard Henderson  <rth@redhat.com>
12652         PR target/19690
12653         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12654         of # and * in constraints.
12656 2005-01-29  Richard Henderson  <rth@redhat.com>
12658         PR middle-end/19689
12659         * expr.c (store_field): Don't strip sub-mode cast when the input
12660         data is even smaller.
12662 2005-01-29  Richard Henderson  <rth@redhat.com>
12664         PR middle-end/19687
12665         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12666         union being empty.
12668 2005-01-29  Richard Henderson  <rth@redhat.com>
12670         * combine.c (make_field_assignment): Fix argument order
12671         to gen_int_mode.
12673 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
12675         PR tree-optimization/15791
12676         * fold-const.c (extract_array_ref): New function.
12677         (fold): Fold comparisons between &a[i] and &a[j] or
12678         semantically equivalent trees.
12680 2005-01-29  Jeff Law  <law@redhat.com>
12682         * gcse.c (insert_expr_in_table): Revamp handling of available
12683         and anticipatable occurrence lists to avoid unnecessary list
12684         walking.
12685         (insert_set_in_table): Similarly.
12687 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
12689         * c-common.c (fix_string_type): Just use c_build_qualified_type to
12690         build string type.
12691         (c_build_qualified_type): Build qualified array types with
12692         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12693         * c-decl.c (c_make_fname_decl): Build unqualified array type
12694         before qualified type.
12695         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12696         type is qualified, not just if type itself is.  Don't apply
12697         qualifiers to array type when declarator is processed.  Apply
12698         qualifiers to field type whether or not it is an array type.
12699         Don't handle array types specially for applying qualifiers to
12700         variables.
12701         * c-typeck.c (composite_type): Build unqualified element type and
12702         array type when forming composite of array types.
12703         (common_pointer_type, comptypes, comp_target_types,
12704         type_lists_compatible_p, build_indirect_ref, build_array_ref,
12705         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12706         types.
12707         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12708         (args2) in variables a1 and a2.
12710 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
12712         * cse.c (n_elements_made, max_elements_made): Remove.
12713         (insert): Don't touch n_elements_made.
12714         (cse_main): Don't touch n_elements_made or max_elements_made.
12716 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
12718         PR target/15384
12719         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12720         configuration part of dp-bit.c to be lost.
12722 2005-01-28  Roger Sayle  <roger@eyesopen.com>
12724         * expmed.c (expand_mult_highpart_optab): When attempting to use
12725         a non-widening multiplication in a wider mode, the operands need
12726         to be converted (zero or sign extended) to that mode.
12728 2005-01-28  Ian Lance Taylor  <ian@airs.com>
12730         PR middle-end/16558
12731         PR middle-end/19583
12732         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12733         through if both operands fall through.
12735 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
12737         * cse.c (fold_rtx) <PC>: Don't optimize.
12739 2005-01-28  Jeff Law  <law@redhat.com>
12741         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12742         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12744 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
12746         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12747         cse_reg_info_used_list_end): Remove.
12748         (cse_reg_info_list, cse_reg_info_list_free): New.
12749         (get_cse_reg_info): When allocating an instance of
12750         cse_reg_info, add it to the beginning of the cse_reg_info_list
12751         list.  Remove code to maintain cse_reg_info_used_list.
12752         (new_basic_block): Reset the free list to the beginning of
12753         cse_reg_info_list.
12755 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
12757         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12758         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12759         (frv_expand_mdpackh_builtin): New function.
12760         (frv_expand_builtin): Use it to expand __MDPACKH.
12761         * doc/extend.texi (__MDPACKH): Update documentation.
12763 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
12765         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12766         SSE_FLOAT_MODE_P for use_sse computation.
12768 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
12770         PR target/19663
12771         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12773 2005-01-27  Richard Henderson  <rth@redhat.com>
12775         * builtins.c (expand_builtin_copysign): New.
12776         (expand_builtin): Call it.
12777         * genopinit.c (optabs): Add copysign_optab.
12778         * optabs.c (init_optabs): Initialize it.
12779         (expand_copysign): New.
12780         * optabs.h (OTI_copysign, copysign_optab): New.
12781         (expand_copysign): Declare.
12783         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12784         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12786         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12787         (ix86_expand_fp_absneg_operator): ... here.
12788         (ix86_split_copysign): New.
12789         * config/i386/i386-protos.h: Update.
12790         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12791         (copysignsf3, copysigndf3): New.
12793         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12794         (copysignsf3, ncopysignsf3): New.
12795         (copysigndf3, ncopysigndf3): New.
12796         (copysignxf3, ncopysignxf3): New.
12797         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12799 2005-01-27  Arend Bayer  <arend.bayer@web.de>
12800             Kazu Hirata  <kazu@cs.umass.edu>
12802         * cse.c: (find_best_addr): Don't call copy_rtx before calling
12803         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
12804         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12805         NULL_RTX.
12807 2005-01-27  Jeff Law  <law@redhat.com>
12809         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12810         definitions of SSA_NAMEs which are not being rewritten.
12811         (rewrite_ssa_into_ssa): Only initialize the current definition
12812         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12813         If checking is enabled, assert that SSA_NAME_AUX is clear for all
12814         SSA_NAMEs before returning.
12816 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
12818         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12819         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12820         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12821         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12822         config/mips/iris6.h, config/sh/sh.c: Update copyright.
12824 2005-01-27  Steven Bosscher  <stevenb@suse.de>
12826         PR middle-end/17278
12827         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12828         higher to -O2 and higher.  Likewise for tree PRE.
12829         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12830         and better.
12832 2005-01-27  Ian Lance Taylor  <ian@airs.com>
12834         PR middle-end/19583
12835         * gimple-low.c (try_catch_may_fallthru): New static function.
12836         (block_may_fallthru): Handle TRY_CATCH_EXPR.
12837         * tree-inline.c (expand_call_inline): Don't warn about reaching
12838         the end of a non-void function being inlined if the function uses
12839         a return slot.
12841 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
12843         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12845         PR c/18946
12846         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12847         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12848         (implicitly_declare): Handle error_mark_node.
12850 2005-01-27  Richard Henderson  <rth@redhat.com>
12852         PR tree-opt/14329
12853         * tree.h (struct tree_decl): Add debug_expr_is_from.
12854         (DECL_DEBUG_EXPR_IS_FROM): New.
12855         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12856         * dwarf2out.c (dwarf2out_var_location): Update to match.
12857         * tree-outof-ssa.c (create_temp): Likewise.
12858         * var-tracking.c (track_expr_p): Likewise.
12859         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12860         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12861         * toplev.c (default_tree_printer): Likewise.
12863 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
12865         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12866         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12868 2005-01-27  Steven Bosscher  <stevenb@suse.de>
12870         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12871         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12872         ASM_CLOBBERS): Add tree checks.
12874         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12875         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12876         * c-common.def (SWITCH_STMT): Update to match.
12877         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12878         macros instead of SWITCH_EXPR ones.
12879         * c-dump.c (c_dump_tree): Likewise.
12880         * c-gimplify.c (gimplify_switch_stmt): Likewise.
12881         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12883         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12885 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
12887         * unwind-dw2.c (execute_stack_op): Add missing cases for
12888         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12890 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
12892         * config.gcc (Obsolete configurations): Remove 'dummy', add
12893         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12894         sparc-*-openbsd*.
12896 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
12898         PR tree-optimization/19633
12899         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12900         CALL_EXPRs.
12901         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12902         are no call-clobbered variables.
12903         * tree-outof-ssa.c (check_replaceable): Return false for calls
12904         with side-effects.
12906 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
12908         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12909         even for variables with NULL DECL_INITIAL.
12911 2005-01-26  Stuart Hastings  <stuart@apple.com>
12913         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12915 2005-01-26  Richard Henderson  <rth@redhat.com>
12917         PR middle-end/18008
12918         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12919         field's type.
12920         * expr.c (store_field): Strip conversions to odd-bit-sized types
12921         if the destination field width matches.
12923 2005-01-26  Richard Henderson  <rth@redhat.com>
12925         * c-decl.c, expmed.c, expr.c: Revert last change.
12927 2005-01-26  Richard Henderson  <rth@redhat.com>
12929         PR middle-end/18008
12930         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12931         field's type.
12932         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12933         if we don't need the bits above those present in the current mode.
12934         * expr.c (store_field): Strip conversions to odd-bit-sized types
12935         if the destination field width matches.
12937 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
12939         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12940         either -ffast-math or -funsafe-math-optimizations is in use.
12942 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
12944         PR target/19293
12945         PR target/19329
12946         * config/avr/avr.c (notice_update_cc): Only set condition code for
12947         ashrqi3 if shift count > 0.
12948         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12949         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12950         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12951         count <= 0 as a no-op, and shift count >= width by copying zero
12952         or sign bit to all bits of the result.
12953         * config/avr/avr.md (all shifts): Add alternatives for zero shift
12954         count, with attribute "length" set to 0 and "cc" set to "none".
12956 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
12958         * doc/invoke.texi: Document -mTLS.
12960         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12961         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12962         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12963         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12964         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12965         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12966         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12967         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12969         * configure.ac: Check for a TLS capable gas.
12971         * configure: Regenerate.
12973 2005-01-26  Richard Henderson  <rth@redhat.com>
12975         PR middle-end/18008
12976         * combine.c (make_field_assignment): Simplify store to zero_extract
12977         from a source with an overlapping mask.
12979 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
12981         2004-11-11  Eric Christopher  <echristo@redhat.com>
12983         * config/frv/frv.md: Add fr400_integer automaton. Don't
12984         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12985         to TYPE_MACC.
12987 2005-01-26  Steven Bosscher  <stevenb@suse.de>
12989         PR middle-end/16585
12990         * cfgbuild.c (make_edges): Do not clear or set
12991         current_function_has_computed_jump.
12992         * function.h (struct function): Remove the has_computed_jump field.
12993         (current_function_has_computed_jump): Do not define.
12994         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12995         in a computed jump.  Ignore current_function_has_computed_jump.
12997 2005-01-26  Richard Henderson  <rth@redhat.com>
12999         PR middle-end/19515
13000         * expr.c (categorize_ctor_elements): New argument p_must_clear.
13001         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
13002         fully initialized.
13003         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13004         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
13005         objects into static storage if they have more than one non-zero value.
13006         * tree.h (categorize_ctor_elements): Update decl.
13008 2005-01-26  Steven Bosscher  <stevenb@suse.de>
13010         PR middle-end/19616
13011         * tree.h (CALL_EXPR_TAILCALL): Add comment.
13012         * calls.c (check_sibcall_argument_overlap_1): Revert the change
13013         to this function from 2004-07-10.
13014         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13015         the current function for tail call optimizations if the address
13016         of one of it its arguments is taken.
13018 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
13020         * cse.c (fold_rtx): Call equiv_constant only when necessary.
13022 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
13024         * function.c (expand_function_end): If current_function_calls_alloca,
13025         emit stack restore in a place that is reached when the function falls
13026         through at the end.
13028 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
13030         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13031         rule to avoid matching inappropriate suffix rule.
13033 2005-01-26  Jan Hubicka  <jh@suse.cz>
13035         PR tree-optimization/19241
13036         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13038 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
13040         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13041         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
13042         of doubling.
13043         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13044         <sim*>: Always use crt1.o, regardless of N in simN.
13045         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13046         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13047         (CRT_CALL_STATIC_FUNCTION): Remove.
13048         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13049         use crt1.o, regardless of N in simN.
13050         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13051         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13052         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13053         case isystem setting.
13054         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13056 2005-01-25  Ian Lance Taylor  <ian@airs.com>
13058         * gimple-low.c (block_may_fallthru): Correct handling of
13059         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13061 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
13063         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13064         handlers to match indentation; nested under the mtune=* handler.
13065         Similar for mcpu= and march=.
13067 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
13069         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13070         * config/mips/linux64.h (LIB_SPEC): Likewise.
13071         * config/mn10300/linux.h (LIB_SPEC): Likewise.
13072         * config/sh/linux.h (LIB_SPEC): Likewise.
13074 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
13076         * config/frv/frv.c (frv_legitimize_tls_address): New.
13077         (TARGET_HAVE_TLS): Define.
13078         (FRV_SYMBOL_REF_TLS_P): Define.
13079         (frv_override_options): Handle new register classes.
13080         (frv_legitimate_address_p): Reject tls addresses.
13081         (frv_legitimize_address): Handle TLS addresses.
13082         (gen_inlined_tls_plt): New.
13083         (gen_tlsmoff): New.
13084         (frv_legitimize_tls_address): New.
13085         (unspec_got_name): Add TLS entries.
13086         (got12_operand): Add R_FRV_TLSMOFF12 case.
13087         (frv_emit_move): Fixup TLS addresses.
13088         (frv_emit_movsi): Legitimize TLS addresses.
13090         * config/frv/frv.h (MASK_BIG_TLS): New.
13091         (TARGET_BIG_TLS): New.
13092         (HAVE_AS_TLS): Define.
13093         (TARGET_SWITCHES): Add -mTLS and -mtls options.
13094         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13095         (REG_CLASS_NAMES): Same.
13096         (REG_CLASS_CONTENTS): Same.
13097         (CONSTRAINT_LEN): New.
13098         (REG_CLASS_FROM_CONSTRAINT): New.
13099         (PREDICATE_CODES): Add symbolic_operand.
13101         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13102         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13103         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13104         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13105         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13106         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13107         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13108         GR9_REG, GR14_REG, LRREG.
13109         (type): Add load_or_call attribute.
13110         ("load_or_call"): New reservation.
13111         ("call_gettlsoff"): New.
13112         ("tls_indirect_call"): New.
13113         ("tls_load_gottlsoff12"): New.
13114         ("tlsoff_hilo"): New.
13115         ("tls_tlsdesc_ldd"): New.
13116         ("tls_tlsoff_ld"): New.
13117         ("tls_lddi"): New.
13119         * config/frv/frv-protos.h (symbolic_operand): Protoize.
13121         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
13123         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13124         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13125         * config/frv/frv.c (TLS_BIAS): Define.
13126         (frv_output_dwarf_dtprel): New.
13128 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
13130         PR rtl-optimization/19579
13131         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13132         both A and B, see if they don't clobber registers the other expr uses.
13134 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
13136         * real.c (do_add): Initialize signalling and canonical members.
13138         * real.c (real_from_integer): Zero out destination.
13140 2005-01-18  Jan Hubicka  <jh@suse.cz>
13142         PR tree-optimize/19337
13143         * tree-inline.c (initialize_inlined_parameters): Copy
13144         saved_static_chain_decl only.
13146 2005-01-25  Richard Henderson  <rth@redhat.com>
13148         PR target/19556
13149         PR target/19584
13150         * config/i386/i386.c (x86_inter_unit_moves): Zero.
13151         (ix86_preferred_reload_class): Rewrite fp-constant section, with
13152         80387 enabled, to return a proper subclass.  Return the subset that
13153         overlaps with GENERAL_REGS for PLUS.
13154         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13156 2005-01-25  Richard Henderson  <rth@redhat.com>
13158         PR middle-end/19609
13159         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13161 2005-01-25  Roger Sayle  <roger@eyesopen.com>
13163         * expmed.c (choose_multiplier): Change interface to return the
13164         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13165         (expand_divmod): Update calls to choose_multiplier.
13167 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13169         PR middle-end/19330
13170         * expmed.c (extract_bit_field): Use adjust_address instead of
13171         gen_lowpart when op0 is a MEM.
13173 2005-01-24  Steven Bosscher  <stevenb@suse.de>
13175         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13177 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
13179         * config/mips/irix-csr.c: New file.
13180         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13181         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13182         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13183         executables.
13185 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
13187         PR bootstrap/19364
13188         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13189         sparc/elf.h, add sparc/sp-elf.h.
13190         (sparc-*-rtems*): Likewise.
13191         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13192         tm-dwarf2.h, add sparc/sp-elf.h.
13193         (sparc86x-*-elf): Likewise.
13194         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13195         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13196         TARGET_OS_CPP_BUILTINS.
13197         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13198         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13199         Undefine it.
13200         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13201         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13202         (SWITCH_TAKES_ARG): Likewise.
13203         (LOCAL_LABEL_PREFIX): Likewise.
13204         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13205         (TARGET_N_FORMAT_TYPES): Delete.
13206         (TARGET_FORMAT_TYPES): Likewise.
13207         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13208         * config/sparc/elf.h: Delete.
13209         * config/sparc/sp-elf.h: New file.
13211 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
13213         * tree-flow-inline.h (phi_arg_from_edge): Remove.
13214         * tree-flow.h: Remove the corresponding prototype.
13215         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13216         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13218 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13220         PR target/17751
13221         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13222         for AIX ABI or ELF -fPIC.
13223         (rs6000_emit_load_toc_table): Don't create toc_section here.
13224         (rs6000_xcoff_file_start): Nor here.
13226 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
13228         * sh.c (ra.h): Don't #include.
13229         (hard_regs_intersect_p): New function, resurrected from ra.c.
13231         * sh.c: Fix 1996 Copyright.
13233 2005-01-24  Richard Henderson  <rth@redhat.com>
13234             Aldy Hernandez  <aldyh@redhat.com>
13236         * regrename.c (note_sets): Handle subregs.
13238 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
13240         PR bootstrap/18058
13241         * genconditions.c (write_header, write_conditions): Elide file if
13242         not GCC >= 3.0.1.
13244 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
13246         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13247         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13248         Update copyright.
13250 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13252         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13253         expand_builtin_printf, expand_builtin_fprintf,
13254         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13255         checking against POINTER_TYPE.
13256         (validate_arglist): Handle POINTER_TYPE code by checking
13257         POINTER_TYPE_P.
13259 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
13261         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13262         init_rtlanal): New.
13263         (for_each_rtx): Call for_each_rtx_1.
13264         * rtl.h (init_rtlanal): Declare.
13265         * toplev.c (backend_init): Call init_rtlanal.
13267 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13269         * flow.c (propagate_one_insn): Formatting.
13271         PR middle-end/19551
13272         * flow.c (libcall_dead_p): Be more conservative if unsure.
13273         If there are any instructions between insn and call, see if they are
13274         all dead before saying the libcall is dead.
13276 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
13278         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13279         operand constraint for operand 0.
13281 2005-01-23  Richard Henderson  <rth@redhat.com>
13283         PR 19486
13284         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13285         edges leading to join block.
13287 2005-01-23  Roger Sayle  <roger@eyesopen.com>
13289         * expmed.c (expand_mult_highpart): Make static.  Change type of
13290         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13291         (expand_divmod): Updates calls to expand_mult_highpart by using
13292         gen_int_mode to pass a CONST_INT rtx.
13293         * rtl.h (expand_mult_highpart): Remove prototype.
13295 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13297         * flow.c (regset_bytes, regset_size): Remove.
13299         * cfganal.c: Fix a reference to Harvey's paper.
13301 2005-01-23  Steven Bosscher  <stevenb@suse.de>
13303         PR rtl-optimization/19464
13304         * tree-optimize.c (init_tree_optimization_passes): Add one more
13305         copyrename pass just before out-of-ssa.
13307 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
13309         PR bootstrap/18058
13310         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13311         * ggc-none.c (ggc_free): Define.
13313 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13315         * cse.c (max_reg, max_insn_uid): Remove.
13316         (cse_main): Don't access max_reg or max_insn_uid.
13318         * c-common.c (explicit_flag_signed_bitfields,
13319         lang_statement_code_p, lang_expand_function_end): Remove.
13320         * c-common.h: Remove the corresponding declarations.
13321         * c-opts.c (c_common_handle_option): Remove all write access
13322         to explicit_flag_signed_bitfields.
13324         * cgraph.c (cgraph_varpool_n_nodes): Remove.
13325         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13326         * cgraph.h: Remove the corresponding declaration.
13328         * gcse.c (null_pointer_info): Remove.
13330 2005-01-23  Roger Sayle  <roger@eyesopen.com>
13331             Eric Botcazou  <ebotcazou@libertysurf.fr>
13333         * combine.c (simplify_logical): Only simplify logical expressions
13334         of the form ior(and(x,y),z) by the inverse distributive law if the
13335         result is cheaper than the original.
13337 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13339         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13340         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13341         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13342         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13343         config/freebsd-spec.h, config/arm/arm.h,
13344         config/h8300/h8300.md, config/i386/i386.md,
13345         config/i386/predicates.md, config/i386/sse.md,
13346         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13347         config/vax/vax.md: Fix comment typos.  Follow spelling
13348         conventions.
13350 2005-01-23  Steven Bosscher  <stevenb@suse.de>
13352         * gengtype.c (walk_type): Produce `not equal to' compares for loop
13353         tests, instead of `less than'.
13355 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
13357         * function.c (assign_parm_setup_block): When creating a new stack slot
13358         for a parameter, get its alignment from the parameter's DECL_ALIGN
13359         rather than the type's TYPE_ALIGN.  Make sure that the parameter
13360         is at least word aligned.
13362 2005-01-22  Roger Sayle  <roger@eyesopen.com>
13364         PR middle-end/19378
13365         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13367 2005-01-22  Richard Henderson  <rth@redhat.com>
13369         PR target/19506
13370         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13371         in both compare operands.
13372         (movdfcc_1_sse_max): Likewise.
13373         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
13374         (movdfcc_1_sse): Likewise.
13375         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13376         scratch register as needed.
13378 2005-01-22  Richard Henderson  <rth@redhat.com>
13380         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13382         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13384 2005-01-22  Richard Henderson  <rth@redhat.com>
13386         * genopinit.c (optabs): Use smin/smax for floating point too.
13387         * doc/md.texi: Update to match.  Clarify that floating point
13388         results are undefined for +0/-0 and NaN.
13389         * doc/rtl.texi: Likewise.
13390         * rtl.def (SMIN, SMAX): Likewise
13391         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13393         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13394         leading 's' to the name.
13395         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13396         smaxxf3, sminxf3): Likewise.
13397         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13398         Likewise.
13400 2005-01-22  Paul Brook  <paul@codesourcery.com>
13402         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13404 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
13406         * config/s390/s390.c (struct processor_costs): New fields
13407         dlgr, dlr, dr, dsgfr, dsgr.
13408         (z900_cost, z990_cost): Values for new fields.
13409         (s390_rtx_costs): New cases MEM und COMPARE in switch
13410         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13411         DIV, MOD, UDIV, UMOD.
13413 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
13415         * config/s390/s390.md ("doloop_si64"): Reload input value directly
13416         into the register being decremented.
13417         ("doloop_si31", "doloop_di"): Likewise.
13418         ("*doloop_si_long"): Adapt pattern.
13420 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
13422         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13423         access registers.
13424         (CLASS_MAX_NREGS): Likewise.
13426 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
13428         * doc/tree-ssa.texi (Statement Operands): Add example for new
13429         must-def macro. Note deprecation of old operands interface.
13431 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
13433         PR tree-optimization/19484
13434         * tree-cfg.c (remove_fallthru_edge): New function.
13435         (cleanup_control_flow): Remove fallthru edges from calls that are
13436         now known not to return.
13438 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
13440         Fix PR tree-optimization/19038
13441         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13442         copies with loop variant ones.
13444 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
13446         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13447         config/alpha/alpha-protos.h, config/alpha/alpha.h,
13448         config/alpha/alpha.md, config/alpha/predicates.md,
13449         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13450         config/sparc/sol2.h: Update copyright.
13452         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13453         first label to see if it is a nonlocal label.
13455 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
13456             Andrew Pinski  <pinskia@physics.uc.edu>
13458         PR target/19491
13459         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13460         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
13462 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
13464         * config/rs6000/rtems.h: Update copyright.
13466 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
13468         PR target/19548
13469         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13470         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13471         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13473 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
13475         PR c/18809
13476         * c-typeck.c (convert_arguments): Check for error_mark_node.
13478 2005-01-21  Ian Lance Taylor  <ian@airs.com>
13480         PR tree-optimization/13000
13481         * tree-inline.c: Include "tree-flow.h".
13482         (expand_call_inline): If warn_return_type, warn if non-void inline
13483         function falls through.
13484         * tree-cfg.c (execute_warn_function_return): Don't warn about
13485         control reaching end if TREE_NO_WARNING is set.  Set
13486         TREE_NO_WARNING.
13487         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13488         has been lowered.
13489         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13490         branch if we don't need one.
13491         * c-typeck.c: Include "tree-flow.h"
13492         (c_finish_bc_stmt): Don't add a goto if the current statement
13493         list doesn't fall through to the current point.
13495 2005-01-21  Roger Sayle  <roger@eyesopen.com>
13497         PR rtl-optimization/576
13498         * real.c (real_arithmetic): Change return type from void to bool
13499         to return an indication that the result may be inexact.
13500         * real.h (real_arithmeric): Update prototype.
13501         * fold-const.c (const_binop):  Don't constant fold floating
13502         point expressions when the user specifies -frounding-math and
13503         the result may depend upon the run-time rounding mode.
13504         (fold_convert_const_real_from_real): Clean-up.
13505         (fold_initializer): Ignore flag_rounding_math for initializers.
13506         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13507         constant fold FP operations with flag_rounding_math if the
13508         result may depend upon the run-time rounding mode.
13510 2005-01-21  Tom Tromey  <tromey@redhat.com>
13512         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13514 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
13516         * tree-cfg.c: Fix comment typos.
13518 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
13520         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13521         around the call to rest_of_handle_branch_target_load_optimize.
13523 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
13525         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13526         (sparc64-*-openbsd*): Likewise.
13527         (sparclite-*-elf*): Include tm-dwarf2.h.
13528         (sparc86x-*-elf*): Likewise.
13529         (sparc64-*-elf*): Likewise.
13530         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13531         (DBX_DEBUGGING_INFO): Likewise.
13532         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13533         (PREFERRED_DEBUGGING_TYPE): Likewise.
13534         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13535         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13536         (PREFERRED_DEBUGGING_TYPE): Likewise.
13537         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13538         (PREFERRED_DEBUGGING_TYPE): Likewise.
13539         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13541 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
13543         PR target/18701
13544         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13546 2005-01-20  Paul Brook  <paul@codesourcery.com>
13548         * doc/rtl.texi: Document value extension requirements for CONST_INT.
13550 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
13552         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13553         label is first in a sequence of labels.
13555         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13557 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
13558             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13560         * doc/sourcebuild.texi (Test Directives): New.
13562 2005-01-20  Roger Sayle  <roger@eyesopen.com>
13564         * real.c (real_floor): Don't leave the result uninitialized when
13565         mode is VOIDMode, but return the unrounded intermediate value.
13566         (real_ceil): Likewise.
13568 2005-01-20  Paul Brook  <paul@codesourcery.com>
13570         * config/arm/arm.md (insv): Use gen_int_mode.
13572 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
13574         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13575         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13576         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13577         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13578         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13580 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
13582         Fix PR debug/19124
13583         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13584         fbreg, so we have to assume we can't.
13585         (loc_descriptor_from_tree_1): Ditto.
13586         (containing_function_has_frame_base): New function.
13587         (add_location_or_const_value_attribute): Use it.
13588         Also try to generate a frame_base from a single element location
13589         list.
13591 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
13593         PR tree-optimization/15349
13594         * timevar.def (TV_TREE_MERGE_PHI): New.
13595         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13596         PHI_WANTED.
13597         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13598         calls to tree_forwarder_block_p.
13599         (remove_forwarder_block_with_phi, merge_phi_nodes,
13600         gate_merge_phi, pass_merge_phi): New.
13601         * tree-optimize.c (init_tree_optimization_passes): Add
13602         pass_merge_phi.
13603         * tree-pass.h: Add an extern for pass_merge_phi;
13605 2005-01-20  Richard Henderson  <rth@redhat.com>
13607         PR target/19418
13608         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13609         (_mm_castps_pd, _mm_castps_si128): New.
13610         (_mm_castsi128_ps, _mm_castsi128_pd): New.
13612 2005-01-20  Richard Henderson  <rth@redhat.com>
13614         PR target/19530
13615         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13616         __builtin_ia32_vec_init_v2si.
13617         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13618         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13619         (ix86_init_mmx_sse_builtins): Create it.
13620         (ix86_expand_builtin): Expand it.
13621         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13622         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13623         (vec_extractv2si_0, vec_extractv2si_1): New.
13625 2005-01-20  Richard Henderson  <rth@redhat.com>
13627         PR target/16533
13628         * config/i386/i386.c (ix86_expand_push): New.
13629         * config/i386/mmx.md (push<MMXMODE>1): New.
13630         * config/i386/sse.md (push<SSEMODE>1): New.
13631         * config/i386/i386-protos.h: Update.
13633 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
13635         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13636         copyright.
13638 2005-01-20  Richard Henderson  <rth@redhat.com>
13640         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13641         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13643 2005-01-19  Richard Henderson  <rth@redhat.com>
13645         PR target/19350
13646         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13647         to V4SFmode in SSE1 fallback load path.
13649 2005-01-19  Richard Henderson  <rth@redhat.com>
13651         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13652         in QImode expansion to ix86_expand_vector_set.
13653         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13655 2005-01-19  Richard Henderson  <rth@redhat.com>
13657         PR target/19511
13658         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13659         subclass of the input class.
13660         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13661         Always true for cross-SSE1 classes.  Rationalize conditionals.
13662         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13663         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
13664         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
13665         (movdi_2): Add MMX/SSE zeros.
13666         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
13667         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13668         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13669         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13670         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13671         (zero_extendsidi2_rex64_1): Remove.
13672         (MOV0 peephole): Check GENERAL_REG_P.
13674 2005-01-19  Richard Henderson  <rth@redhat.com>
13676         PR target/19427
13677         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13678         shufps elements.
13679         (ix86_expand_vector_extract): Likewise.
13681 2005-01-19  Richard Henderson  <rth@redhat.com>
13683         PR middle-end/19304
13684         * expr.c (emit_move_change_mode): New argument force; use
13685         simplify_gen_subreg if true.
13686         (emit_move_via_alt_mode): Merge into ...
13687         (emit_move_via_integer): ... here.
13688         (emit_move_ccmode): Use emit_move_change_mode directly.
13690 2005-01-19  Richard Henderson  <rth@redhat.com>
13692         PR target/19518
13693         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13694         (alpha_preferred_reload_class): Handle CONST_VECTOR.
13695         (alpha_emit_set_const_1): Add no_output parameter; don't emit
13696         rtl if true.
13697         (alpha_emit_set_const): Likewise.  Make static.
13698         (alpha_emit_set_long_const): Make static.
13699         (alpha_extract_integer): Split out from alpha_expand_mov.
13700         (alpha_split_const_mov): Likewise.
13701         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
13702         (alpha_legitimate_constant_p): New.
13703         * config/alpha/alpha-protos.h: Update.
13704         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13705         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13706         * config/alpha/alpha.md (movsi): Add n alternative.
13707         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13708         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13709         (splitters for all of the above): Use alpha_split_const_mov.
13710         * config/alpha/predicates.md (non_add_const_operand): New.
13711         (non_zero_const_operand): New.
13712         (input_operand): Use alpha_legitimate_constant_p after reload.
13714 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
13716         PR tree-optimization/19038
13717         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13718         (add_candidate): Add ivs with increment in latch only if
13719         allow_ip_end_pos_p is true.
13720         (determine_iv_cost): Use empty_block_p.
13722 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
13724         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13725         (compute_dominance_frontiers): Ditto.
13727 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
13729         PR target/19529
13730         * config/sh/t-rtems: New.
13731         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13733 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
13735         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13736         the offset of the selected field.
13738 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
13740         * tree-cfg.c (remove_forwarder_block): Fix the check to
13741         prevent a nonlocal label from appearing in the middle of a
13742         basic block.
13744 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
13746         PR rtl-optimization/19462
13747         * reorg.c (find_end_label): Create return insn only if
13748         current_function_epilogue_delay_list is empty.
13750 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
13752         * doc/passes.texi: Remove paragraph mentioning new-ra.
13754 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
13756         PR rtl-optimization/15139
13757         * combine.c: Include params.h.
13758         (count_rtxs): New function.
13759         (record_value_for_reg): If replace_rtx would replace at least
13760         2 occurrences of REG in VALUE and TEM is really large, replace REG with
13761         (clobber (const_int 0)) instead of TEM.
13762         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13763         * params.h (MAX_LAST_VALUE_RTL): New.
13764         * Makefile.in (combine.o): Depend on $(PARAMS_H).
13765         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13767         PR c/17297
13768         * c-typeck.c (digest_init): Only call build_vector if all constructor
13769         elements are *_CST nodes.
13770         * gimplify.c (gimplify_init_constructor): Likewise.
13772         PR middle-end/19164
13773         * c-typeck.c (digest_init): Only call build_vector if inside_init
13774         is a CONSTRUCTOR.
13776 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
13778         * toplev.c (init_asm_output): Remove dead #ifdef.
13780 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
13782         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13784 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
13786         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13787         accessing DECL_FUNCTION_CODE.
13788         * dojump.c (do_jump): Likewise.
13789         * gimplify.c (gimplify_call_expr): Likewise.
13790         * predict.c (expr_expected_value): Likewise.
13791         (strip_builtin_expect): Likewise.
13792         * tree-inline.c (estimate_num_insns_1): Likewise.
13793         * tree-ssa-loop-im.c (stmt_cost): Likewise
13794         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13795         (tree_expr_nonnegative_p): Likewise.
13797 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
13799         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13800         variant of the load_pcrel_sym pattern.
13801         * config/sparc/sparc.md (P macro): Move to the top.
13802         (load_pcrel_sym): Macroize using P.
13803         (save_register_window): Likewise.
13805 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
13807         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13808         ("sordered"): Same.
13810 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
13812         PR C/19472
13813         * c-typeck.c (build_asm_expr): Strip nops off
13814         input memory operands.
13816 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
13818         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13819         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13820         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13821         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13823 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
13825         PR target/19379
13826         * config/i386/i386.c (override_options): If the 80387 is disabled,
13827         then do not return FP values using FP registers.
13829 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
13831         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13832         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13833         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13834         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13835         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13836         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13837         output.h, postreload-gcse.c, postreload.c, recog.c,
13838         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13839         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13840         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13841         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13842         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13843         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13844         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13845         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13847         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13848         config/alpha/alpha.c, config/arm/vfp.md,
13849         config/i386/emmintrin.h, config/i386/i386-modes.def,
13850         config/i386/i386-protos.h, config/i386/i386.h,
13851         config/i386/pmmintrin.h, config/i386/ppro.md,
13852         config/i386/predicates.md, config/i386/xmmintrin.h,
13853         config/i860/i860.c, config/ia64/ia64-modes.def,
13854         config/ia64/ia64-protos.h, config/ia64/ia64.h,
13855         config/ia64/ia64.md, config/ia64/itanium1.md,
13856         config/ia64/itanium2.md, config/ia64/predicates.md,
13857         config/iq2000/iq2000.h, config/mips/linux64.h,
13858         config/rs6000/aix41.h, config/rs6000/aix43.h,
13859         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13860         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13861         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13862         config/sparc/linux64.h, config/sparc/litecoff.h,
13863         config/sparc/sp64-elf.h, config/sparc/sparc.c,
13864         config/sparc/sparc.h, config/sparc/sparc.md,
13865         config/sparc/sysv4-only.h: Update copyright.
13867 2005-01-18  Richard Henderson  <rth@redhat.com>
13869         PR target/19496
13870         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13872 2005-01-18  Marc Espie  <espie@openbsd.org>
13873         * config/i386/openbsdelf.h: Typo.
13875 2005-01-18  Richard Henderson  <rth@redhat.com>
13877         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13878         special case for sse.
13879         * config/i386/predicates.md (sse_comparison_operator): Likewise.
13881 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
13883         * tree-inline.c (estimate_num_insns_1): Added cases for
13884         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13886 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
13888         PR rtl-optimization/19296
13889         * combine.c (simplify_comparison): Rewrite the condition under
13890         which a non-paradoxical SUBREG of a PLUS can be lifted when
13891         compared against a constant.
13893 2005-01-18  Andi Kleen <ak@muc.de>
13895         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13896         * c.opt (-Wpointer-sign): Add.
13897         * doc/invoke.texi: (-Wpointer-sign): Add.
13899 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
13901         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13902         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13903         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13904         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13905         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13906         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
13907         for TARGET_MIX_SSE_I387.
13908         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13909         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13910         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13911         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13912         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13913         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
13914         TARGET_MIX_SSE_I387.
13915         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13916         from expander.
13918 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
13920         PR target/19424
13921         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13922         Add movaps alternative for xmm reg->reg move.
13924 2005-01-17  Jeff Law  <law@redhat.com>
13926         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13927         at the end of the main DOM loop rather than just before DOM exits.
13929 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
13931         PR tree-optimization/19121
13932         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13933         adding aliases to a name tag, also add them to the pointer's
13934         type tag.
13935         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13936         sensitive alias info at all.  Only check that the two pointers
13937         have compatible pointed-to sets.
13938         * tree-ssa.c (verify_name_tags): Verify that the alias set of
13939         a pointer's type tag is a superset of the alias set of the
13940         pointer's name tag.
13942 2005-01-17  James E Wilson  <wilson@specifixinc.com>
13944         PR target/19357
13945         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
13946         comment to document why.
13948 2005-01-17  Richard Henderson  <rth@redhat.com>
13950         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13951         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13952         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13953         sse2_vmsminv2df3_finite): New.
13954         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13955         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13956         Force op1 into register.
13958 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
13960         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13961         bubblestrap from always rebuilding build directory.
13963 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
13965         * config/s390/s390.md ("*clc"): Remove incorrect '='.
13966         ("*cmpmem_short"): Likewise.
13968 2005-01-17  Steven Bosscher  <stevenb@suse.de>
13970         * basic-block.h: Document BB_* flags.
13971         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13972         use an sbitmap instead.
13973         * sched-rgn.c (compute_trg_info): Likewise.
13975 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
13977         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
13978         redundant target_cpu_default and extra_parts lines.  Use the default
13979         "from-abi" ISA.
13980         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13981         (SUBTARGET_EXTRA_SPECS): Delete.
13982         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
13983         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13984         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13985         and "n32" for -mabi=n32.
13987 2005-01-17  Ian Lance Taylor  <ian@airs.com>
13989         PR c/5675
13990         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13991         fold constant variables into initial values.
13993 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
13995         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13997         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13998         through the statements backward.
14000 2005-01-17  Ian Lance Taylor  <ian@airs.com>
14002         PR middle-end/13127:
14003         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14004         a variable set to the return value of the inlined function.
14006 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
14008         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14009         when modes are tieable.
14011 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
14013         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14014         of pthread_create to find out if threads are enabled.
14015         * gthr-posix95.h (__gthread_active_p): Likewise.
14017 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
14019         * common.opt (-fnew-ra): Remove.
14020         * ra*.*: Remove.
14021         * toplev.h (flag_new_regalloc): Remove.
14022         * Makefile.in (ra*.*): Don't mention.
14023         * passes.c (rest_of_handle_new_regalloc): Remove.
14024         (rest_of_handle_combine, rest_of_compilation): Always consider
14025         flag_new_regalloc as false.
14026         * doc/invoke.texi: Don't document -fnew-ra.
14028 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
14030         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14031         last parameter to reg_scan.
14032         * loop.c (loop_optimize): Likewise.
14033         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14034         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14035         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14036         rest_of_handle_gcse, rest_of_handle_loop_optimize,
14037         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14038         * regclass.c (reg_scan): Likewise, for the declaration.
14039         * rtl.h (reg_scan): Likewise, for the prototype.
14041 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
14043         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14044         mark_dfs_back_edges.
14046 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
14048         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14049         (compute_avail): Uses don't go in tmp_gen.
14051 2005-01-16  Steven Bosscher  <stevenb@suse.de>
14053         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14054         loop to look for a free slot in a page entry.
14056 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14058         PR target/16304
14059         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14060         * toplev.c (compile_file): Call process_pending_assemble_output_defs
14061         just before targetm.asm_out.file_end.
14062         * tree.h (process_pending_assemble_output_defs): Declare.
14063         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14064         New functions.
14065         (assemble_alias): Defer generation of assembly code for defines when
14066         TARGET_DEFERRED_OUTPUT_DEFS is true.
14067         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14068         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14069         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14071 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14073         PR target/19336
14074         * pa.c (pa_scalar_mode_supported_p): New function.
14075         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14076         * pa.h (MIN_UNITS_PER_WORD): Add comment.
14078         * pa-protos.h (prefetch_operand): Delete.
14079         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14080         * pa.c (prefetch_operand): Delete.
14081         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14082         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14083         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
14084         and prefetch_nocc_operand.
14085         * pa.md (prefetch): Rework to avoid reload problems handling short
14086         displacements when a cache control completer needs to be provided.
14087         (prefetch_32, prefetch_64): Delete.
14088         (prefetch_cc, prefetch_nocc): New patterns.
14090 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
14092         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14094 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14096         PR ada/19388
14097         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14098         exceeds maximum alignment for global common data.
14099         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14100         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14102 2004-01-15  Roger Sayle  <roger@eyesopen.com>
14104         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14106 2004-01-15  Roger Sayle  <roger@eyesopen.com>
14108         * harg-reg-set.h (reg_class_names): Prototype global array.
14109         * regclass.c (reg_class_names): Declare here and initialize to
14110         REG_CLASS_NAMES.
14111         (dump_regclass): Remove local declaration of reg_class_names.
14112         (regclass): Likewise.
14113         * cfg.c (dump_flow_info): Likewise.
14114         * ra-debug.c (reg_class_names): Likewise.
14115         * regrename.c (reg_class_names): Likewise.
14116         * reload.c (reg_class_names): Likewise.
14117         * reload1.c (spill_failure): Likewise.
14118         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14120 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
14122         * config/s390/s390.md ("reload_outti"): Remove predicate for
14123         output operand.  Abort if operand is not a MEM.
14124         ("reload_outdi", "reload_outdf"): Likewise.
14126 2005-01-15  Marc Espie  <espie@openbsd.org>
14128         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14129         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14130         * config/openbsd.h:  Fix C++ includes for native configurations.
14131         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
14132         Add trampoline support.
14133         * config/i386/openbsdelf.h: New.
14135 2005-01-15  Marc Espie  <espie@openbsd.org>
14137         * collect2.c (main): Explicitly parse -dynamic-linker option.
14139 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
14141         PR tree-optimization/19060
14142         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14143         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14144         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14145         and handle extract_range_from_cond returning false.
14146         * fold-const.c (fold): Optimize comparisons with min/max even for
14147         width > HOST_BITS_PER_WIDE_INT.
14149 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
14151         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14152         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14153         Remove little endian multilib variants.
14154         Add mips32 multilib variant.
14156 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
14158         * explow.c (copy_all_reg, stabilize): Remove.
14159         * expr.h: Remove the corresponding prototypes.
14161         * rtlanal.c (regs_set_between_p): Remove.
14162         * rtl.h: Remove the corresponding prototype.
14164 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
14166         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14167         to rs6000_nonimmediate_operand.
14168         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14169         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14170         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14171         rs6000_nonimmediate_operand.
14172         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14173         rs6000_nonimmediate_operand.
14175 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
14177         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14179 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14181         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14182         on e500v2.
14183         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14184         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14186         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14187         (rs6k_nonimmediate_operand): New.
14188         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14189         correctly.
14190         (legitimate_lo_sum_address_p): Same.
14191         (rs6000_legitimize_address): Same.
14192         (rs6000_legitimize_reload_address): Same.
14193         (rs6000_legitimate_address): Same.
14194         (spe_build_register_parallel): Pass DF and DC modes in a DI
14195         register.
14197         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14198         to rs6k_nonimmediate_operand.
14200         * config/rs6000/spe.md ("*frob_df_di"): New.
14201         ("*frob_di_df"): New.
14202         ("*frob_di_df_2"): New.
14203         ("*mov_sidf_e500_subreg0"): New.
14204         ("*mov_sidf_e500_subreg4"): New.
14205         ("*movdf_e500_double"): Change predicate to
14206         rs6k_nonimmediate_operand.
14208 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14210         * postreload.c (move2add_note_store): Only call
14211         trunc_int_for_mode on scalar integers.
14213 2005-01-14  Steven Bosscher  <stevenb@suse.de>
14215         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14216         replace BB_VISITED uses.
14217         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14218         (propagate_necessity): Check the bitmap instead of BB_VISITED.
14219         (tree_dce_done): Free visited_control_parents.
14220         (perform_tree_ssa_dce): Allocate and clear it.
14221         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14222         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
14223         instead of BB_VISITED.
14225 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
14227         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14228         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14229         Remove unused prototypes.
14231 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14233         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14234         64-bit register usage.
14235         (spe_func_has_64bit_regs_p): Add FIXME note.
14237 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14239         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14240         flag_finite_math_only with flag_unsafe_math_optimizations.
14242 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
14244         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14245         end-of-stack check.
14246         (__tpf_eh_return): Copy TPF private stack area from the module
14247         boundary stack frame.  Add check for when module addresses are
14248         equal, but no stub address is found.
14250 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
14252         PR target/7525
14253         * arm.h (struct machine_function): Add call_via field.
14254         (thumb_call_via_label): Declare.
14255         * arm.c (thumb_call_via_label): New variable.
14256         (thumb_call_reg_needed): New variable.
14257         (arm_output_function_epilogue): For Thumb code, output any per-function
14258         call-indirect trampolines.
14259         (thumb_call_via_reg): New function.
14260         (arm_file_end): New function.
14261         (TARGET_ASM_FILE_END): Call arm_file_end.
14262         (aof_file_end): Likewise.
14263         * arm-protos.h (thumb_call_via_reg): Declare.
14264         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14265         thumb_call_via_reg in normal case.
14267 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
14269         PR middle-end/19084
14270         PR rtl-optimization/19348
14271         * recog.c (peephole2_optimize): Do global life update if some peephole
14272         decides it doesn't need at least one of its inputs and that change
14273         influences liveness at the start of the basic block.
14275         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14276         arguments instead of 1.
14278 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
14280         PR middle-end/18820
14281         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14282         zero for nested functions needing a static chain or functions
14283         with a non-constant address.
14285 2005-01-13  Roger Sayle  <roger@eyesopen.com>
14287         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14288         (and (sign_extend X) C) into (zero_extend (and X C)).
14290 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
14292         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
14294 2005-01-13  Richard Henderson  <rth@redhat.com>
14296         PR target/19009
14297         PR target/19250
14298         PR target/19252
14299         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14300         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14301         not just TARGET_SSE.
14302         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
14303         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14304         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14305         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14306         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14307         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14308         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14309         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14310         (movdicc_c_rex64): Rename with '*'.
14311         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14312         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14313         (movsfcc_1_387): Rename from movsfcc_1.
14314         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14315         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14316         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14317         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14318         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14319         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14320         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14321         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14322         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14323         sse_movdfcc_const0_4): Remove.
14324         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14325         recognize min/max early.  Update for changed sse cmove patterns.
14326         (ix86_split_sse_movcc): New.
14327         * config/i386/i386-protos.h: Update.
14329 2005-01-13  Steven Bosscher  <stevenb@suse.de>
14331         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14332         (fix_stmt_v_may_defs): Likewise.
14334 2005-01-13  Richard Henderson  <rth@redhat.com>
14336         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14337         for converting the mask.
14339 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
14341         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14342         definition to 600.
14344 2005-01-13  Richard Henderson  <rth@redhat.com>
14346         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14347         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14348         IX86_BUILTIN_MOVDQ2Q): Remove.
14349         (IX86_BUILTIN_VEC_EXT_V4SI): New.
14350         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14351         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14352         shuffling.
14353         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14354         (sse2_pextrw): Fix immediate constraint.
14355         (sse2_loadq, sse2_loadq_rex64): Remove.
14356         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14357         Use __builtin_ia32_vec_ext_<size>.
14358         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14360 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
14362         * function.c (assign_parm_setup_block): Look inside original
14363         entry_parm when inspecting PARALLEL.
14365 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
14366             Joel Sherrill  <joel@oarcorp.com>
14368         PR target/19399
14369         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14370         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14371         rtems_gxx_recursive_mutex_init.
14372         (__gthread_recursive_mutex_lock): New function.
14373         (__gthread_recursive_mutex_trylock): Likewise.
14374         (__gthread_recursive_mutex_unlock): Likewise.
14376 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
14378         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14380 2005-01-13  Jan Beulich  <jbeulich@novell.com>
14382         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14383         (ashrti3_internal): Indicate output is early clobber. Generate result
14384         into output rather than first input. Use move for low word of output
14385         if shift count is exactly 64.
14386         (lshrti3_internal): Likewise.
14388 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
14390         PR target/18329
14391         PR target/18330
14392         * reload1.c (delete_output_reload): Don't delete an output reload
14393         if the pseudo lives longer than a single basic block.  Adjust and
14394         improve wording of comment.
14396 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
14398         PR target/19334
14399         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14400         of TYPE_SIZE where we mean the number of bytes.
14402 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
14404         * function.c (assign_parm_setup_block): Relax condition on
14405         multi-register optimization.
14407 2005-01-12  Nick Clifton  <nickc@redhat.com>
14409         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14410         an "in_delay_slot" attribute of "no" to prevent them being used in
14411         delay slots.  This is forbidden because they might generate
14412         exceptions.
14414 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
14416         PR target/19389
14417         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14418         with r->Y and Y->r.
14420 2005-01-12  Nick Clifton  <nickc@redhat.com>
14422         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14423         passed on to GAS) but do not define, as GAS no longer supports or
14424         needs the -m2000 option.
14426 2005-01-11  Roger Sayle  <roger@eyesopen.com>
14428         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14429         type as args of unprototyped builtins aren't automatically promoted.
14430         (fold_builtin_abs): Likewise.
14432 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14434         * Makefile.in: Set a `build-warn' variable.
14436 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
14438         PR tree-optimization/17949
14439         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14440         (find_interesting_uses_address): Use it.
14442 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
14444         * regrename.c (kill_value): Handle subreg's that won't simplify.
14446 2005-01-11  Richard Henderson  <rth@redhat.com>
14448         PR target/13366
14449         * config/i386/i386.h (enum ix86_builtins): Move ...
14450         * config/i386/i386.c: ... here.
14451         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14452         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14453         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14454         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14455         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
14456         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14457         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14458         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14459         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14460         IX86_BUILTIN_LOADDDUP): Remove.
14461         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14462         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14463         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14464         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14465         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14466         (ix86_init_builtins): Make static.
14467         (ix86_init_mmx_sse_builtins): Update for changed builtins.
14468         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14469         if all the modes match.  Otherwise, fake it.
14470         (get_element_number, ix86_expand_vec_init_builtin,
14471         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14472         (ix86_expand_builtin): Make static.  Update for changed builtins.
14473         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14474         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
14475         (ix86_expand_vector_init_duplicate): New.
14476         (ix86_expand_vector_init_low_nonzero): New.
14477         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14478         Split out from ix86_expand_vector_init; handle integer modes.
14479         (ix86_expand_vector_init): Use them.
14480         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14481         * config/i386/i386-protos.h: Update.
14482         * config/i386/predicates.md (reg_or_0_operand): New.
14483         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14484         (movv2sf_internal): Likewise.  And a splitter to match them all.
14485         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14486         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14487         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14488         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14489         (mmx_pinsrw): Fix operand ordering.
14490         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14491         rather than sse_loadss expander.
14492         (movv2df splitter): Similarly.
14493         (sse_loadss, sse_loadlss): Remove.
14494         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14495         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14496         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14497         (sse3_movddup): Rename with '*'.
14498         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14499         (sse2_loadsd): Remove.
14500         (vec_dupv2df_sse3): Rename from sse3_loadddup.
14501         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14502         (sse2_pinsrw): Fix argument ordering.
14503         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14504         (sse2_stored): Remove 'r' destination.
14505         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14506         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14507         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14508         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14509         vec_extractv16qi, vec_initv16qi): New.
14511         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14512         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14513         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14514         constructor form.
14515         (_mm_load_pd, _mm_store_pd): Use plain dereference.
14516         (_mm_load_si128, _mm_store_si128): Likewise.
14517         (_mm_load1_pd): Use _mm_set1_pd.
14518         (_mm_load_sd): Use _mm_set_sd.
14519         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14520         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14521         (_mm_set_epi64): Use _mm_set_epi64x.
14522         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14523         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14524         _mm_setr_epi8): Use _mm_set_foo form.
14525         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14526         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14527         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14528         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14529         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14530         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14531         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14532         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14533         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14534         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14535         (_mm_movedup_pd): Use _mm_shuffle_pd.
14536         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14537         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14538         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14539         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14540         Use _mm_setzero_ps.
14541         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14542         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14543         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14544         (_mm_store_ps): Use raw dereference.
14545         (_mm_store1_ps): Use _mm_storeu_ps.
14546         (_mm_storer_ps): Use _mm_store_ps.
14547         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14548         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14550 2005-01-11  Stan Shebs  <shebs@apple.com>
14552         * config/rs6000/rs6000.c (machopic_output_stub): Issue
14553         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14555 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
14557         PR target/18761
14558         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14559         Skip all DECLs except for FIELD_DECLs.
14561 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
14563         * config/s390/s390.c (override_options): Return error if
14564         -mbackchain, -mpacked-stack and -mhard-float are used together.
14565         (s390_va_start): Remove the backchain && packed-stack special case.
14566         (s390_gimplify_va_arg): Likewise.
14567         * doc/invoke.texi: Remove the ABI incompatibility note.
14569 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
14571         * config/s390/s390.c (struct s390_frame_layout): Remove
14572         save_backchain_p.
14573         (s390_frame_info, s390_emit_prologue): Replace occurrences of
14574         save_backchain_p with TARGET_BACKCHAIN.
14576 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
14578         PR target/18916
14579         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14580         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14581         * function.c (locate_and_pad_parm): Set new field.
14582         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14583         Tweak where_pad test to include "none".  Always set mem align for
14584         stack_parm.
14585         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14586         not sufficient for type.
14587         (assign_parm_setup_block): If stack_parm is zero on entry, always
14588         make a new stack local.  Block move old stack parm if necessary
14589         to new aligned stack local.
14590         (assign_parm_setup_stack): Use a block move to handle
14591         potentially misaligned entry_parm.
14592         (assign_parms_unsplit_complex): Specify required alignment when
14593         creating stack local.
14594         * calls.c (compute_argument_addresses): Override alignment of stack
14595         arg calculated from its type with the alignment given by
14596         FUNCTION_ARG_BOUNDARY.
14597         (store_one_arg): Likewise.
14599 2005-01-11  Jan Beulich  <jbeulich@novell.com>
14601         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14602         Change respective itanium_class attribute to ialu.
14603         (shladdp4_internal): New.
14604         * config/ia64/predicates.md (shladd_log2_operand): New.
14606 2005-01-11  Richard Henderson  <rth@redhat.com>
14608         * expr.c (store_constructor): Use rtvec_alloc instead of
14609         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14611 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
14613         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14615 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
14617         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14618         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14619         (TARGET_RWRELOC): Define.
14620         (ia64_rwreloc_section_type_flags): Delete.
14621         (ia64_section_type_flags): New function.
14622         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14623         (TARGET_RWRELOC): Define.
14625 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
14627         PR target/18987
14628         * config/ia64/ia64.c (process_set): For alloc insn, only call
14629         process_epilogue is !frame_pointer_needed.
14631 2005-01-10  Roger Sayle  <roger@eyesopen.com>
14633         PR c++/19355
14634         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14635         unary operator and can't be treated as a binary/comparison operator.
14637 2005-01-10  Richard Henderson  <rth@redhat.com>
14639         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14640         (ix86_return_in_memory): Likewise.
14641         (function_arg_advance):  Likewise.  Mirror structure in function_arg
14642         for choosing register to advance.
14644 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
14646         * tree-vectorizer.c, tree.def: Fix comment typos.
14648 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
14650         * config/s390/s390.c (struct processor_costs): 4 new fields:
14651         ddbr, ddr, debr, der.
14652         (s390_rtx_costs): More precise handling of divide instructions.
14654 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
14656         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14658 2005-01-10  Jan Beulich  <jbeulich@novell.com>
14660         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14661         names resulting from -ffunction-sections/-fdata-sections and linkonce
14662         ones.
14663         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14664         based on the section name. Rearrange the section name comparison logic
14665         slightly so that each section name is compared against at most once.
14667 2005-01-10  Ben Elliston  <bje@au.ibm.com>
14669         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14670         targets for which -fPIC reduces limitations on the GOT size.
14672 2005-01-09  Falk Hueffner  <falk@debian.org>
14674         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14675         X/C1 cmpop C2.
14677 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
14679         PR target/18720
14680         * collect2.c (main): Set aixrtl_flag for -brtl option.
14681         (resolve_lib_name): Search for .so file extension before .a
14682         if aixrtl_flag set.
14684 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
14686         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14687         (vect_analyze_data_refs_alignment): Add dump prints.
14689 2005-01-09  Ira Rosen  <irar@il.ibm.com>
14691         * tree-vectorizer.c (vect_analyze_offset_expr): Use
14692         expr_invariant_in_loop_p.
14693         Initialize outputs first thing in the function.
14694         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14695         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14696         (vect_analyze_pointer_ref_access): Check that the initial condition of
14697         the access function is loop invariant.
14699 2005-01-09  Richard Henderson  <rth@redhat.com>
14701         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14702         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
14703         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
14704         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14705         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14706         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14707         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14708         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14709         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14710         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14711         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14712         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14713         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14714         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14715         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14716         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14717         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14718         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14719         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14720         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14721         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14722         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14723         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14724         mmx_ prefix.
14725         (mmx_clrdi, pavgusb): Remove.
14726         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14727         with leading sse_ prefix.
14728         * config/i386/sse.md: Receive them.
14729         * config/i386/mmx.md: New file.
14730         (MMXMODE12, MMXMODE24, mmxvecsize): New.
14731         (subrv2sf3): Turn into expander for normal subtraction.
14732         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14733         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14734         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14735         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14736         commutative; use ix86_binary_operator_ok.
14737         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14738         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14739         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14740         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14741         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14742         Macroize from existing patterns; use ix86_binary_operator_ok.
14743         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14744         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14745         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
14746         with vec_select+vec_concat.
14747         (mmx_pshufw, mmx_pshufw_1): Likewise.
14748         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
14749         (mmx_uavgv4hi3): Model correctly.
14750         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14751         _mm_xor_si64): Remove casts.
14753 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
14755         PR tree-optimization/19224
14756         * tree-scalar-evolution.c (get_instantiated_value,
14757         set_instantiated_value): New functions.
14758         (instantiate_parameters_1): Cache the results.
14759         (instantiate_parameters, resolve_mixers): Initialize and free
14760         the cache.
14762 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
14764         * config/i386/i386.md (addhi_4): Correct reference in comment.
14765         (addqi_4): Same.
14767 2005-01-08  Richard Henderson  <rth@redhat.com>
14769         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14770         (_mm_cvtsi128_si64x): Likewise.
14771         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14772         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14773         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14774         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14775         * config/i386/i386-protos.h: Update.
14776         * config/i386/i386.c (print_operand): Add 'H'.
14777         (ix86_fixup_binary_operands): Split out from ...
14778         (ix86_expand_binary_operator): ... here.
14779         (ix86_fixup_binary_operands_no_copy): New.
14780         (ix86_expand_fp_absneg_operator): Handle vector mode results.
14781         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14782         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14783         (safe_vector_operand): Use CONST0_RTX.
14784         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14785         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14786         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
14787         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
14788         special cases.
14789         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14790         (IX86_BUILTIN_CMPNGESS): New.
14791         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14792         (attr type): Add sselog1.
14793         (attr unit, attr memory): Handle it.
14794         (movti, movti_internal, movti_rex64): Move near other integer moves.
14795         (movtf, movtf_internal): Move near other fp moves.
14796         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14797         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14798         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14799         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14800         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14801         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14802         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14803         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14804         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14805         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14806         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14807         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14808         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14809         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14810         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14811         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14812         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14813         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14814         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14815         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14816         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14817         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14818         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14819         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14820         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14821         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14822         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14823         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14824         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14825         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14826         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14827         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14828         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14829         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14830         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14831         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14832         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14833         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14834         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14835         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14836         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14837         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14838         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
14839         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14840         same time.
14841         (SSEPUSH, push<SSEPUSH>): Remove.
14842         (MMXPUSH, push<MMXPUSH>): Remove.
14843         (sse_movaps, sse_movaps_1, sse_movups): Remove.
14844         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14845         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14846         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14847         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14848         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14849         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14850         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14851         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14852         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14853         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14854         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
14855         (ppro_sse_log_V4SF): Handle sselog1.
14856         * config/i386/predicates.md (const_0_to_1_operand): New.
14857         (const_0_to_255_mul_8_operand): New.
14858         (const_1_to_31_operand): Rename from const_int_1_31_operand.
14859         (const_2_to_3_operand, const_4_to_7_operand): New.
14860         * config/i386/sse.md: New file.
14861         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14862         (sse_movups): Rename from sse_movups_1.
14863         (sse_loadlss): Rename from sse_loadss_1.
14864         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14865         from the name.
14866         (negv4sf2): Use ix86_expand_fp_absneg_operator.
14867         (absv4sf2, negv2df, absv2df): New.
14868         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14869         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14870         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14871         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14872         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14873         (sse3_addsubv4sf3): Model correctly.
14874         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14875         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14876         (sse_movhlps): Model with vec_select+vec_concat.
14877         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14878         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14879         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14880         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14881         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14882         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14883         sse2_pshufhw_1): Likewise.
14884         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14885         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14886         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14887         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14888         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14889         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14890         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14891         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14892         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14893         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14894         sminv8hi3): Mark commutative
14895         operands.  Use ix86_binary_operator_ok.
14896         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14897         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14898         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14899         sse2_punpcklqdq): Allow operand2 in memory.
14900         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14901         sse2_movsd): Add memory alternatives.
14902         (sse_storelps): Turn expander into an insn; split after reload.
14903         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14904         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14906 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
14908         * configure.ac (DWARF-2 debug_line): Use objdump.
14909         * configure: Regenerate.
14911 2005-01-08  Jeff Law  <law@redhat.com>
14912             Diego Novillo  <dnovillo@redhat.com>
14914         PR tree-optimization/18241
14915         * tree-nrv.c (tree_nrv): Ignore volatile return values.
14916         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14917         statements with volatile operands.
14918         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14919         operands after marking a statement with has_volatile_ops.
14921 2005-01-08  Roger Sayle  <roger@eyesopen.com>
14923         * tree.c (int_fits_type_p): Always honor integer constant
14924         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14926 2005-01-08  Roger Sayle  <roger@eyesopen.com>
14928         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14929         the latent bug in rtl_delete_block has been resolved.
14931 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
14933         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14934         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14936 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
14938         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14939         library as @multilib_dir@/$(SHLIB_SONAME).
14941 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
14943         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14944         * configure: Regenerate.
14946 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
14948         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14949         TYPE_MODE.
14951 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
14953         PR target/13674
14954         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14955         Convert non-word aligned offset address using ld/std into
14956         indirect address.
14958 2005-01-07  Richard Henderson  <rth@redhat.com>
14960         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14962 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
14964         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14966 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
14968         PR tree-optimization/19283
14969         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14970         is not shorter than the original type.
14972         PR rtl-optimization/19012
14973         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14975         PR rtl-optimization/18861
14976         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14977         (FULL_STATE): Define.
14978         (mark_tablejump_edge): New function.
14979         (purge_dead_tablejump_edges): New function.
14980         (find_bb_boundaries): Use it.
14982         PR tree-optimization/18828
14983         * builtins.c (expand_builtin_next_arg): Remove argument and all
14984         the argument checking.
14985         (expand_builtin): Adjust caller.
14986         (expand_builtin_va_start): Likewise.  Remove error for too many
14987         arguments.
14988         (fold_builtin_next_arg): Issue error for too many arguments.
14989         After checking arguments, replace them with magic arguments that
14990         prevent further checking of the args.
14992 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14994         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14996 2005-01-06  Roger Sayle  <roger@eyesopen.com>
14998         PR target/6077
14999         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15000         and %{.S:...} (and their negative variants) to test whether the
15001         input file is assembler or pre-processed-assembler independent of
15002         the actual filename extension.
15004 2005-01-06  Roger Sayle  <roger@eyesopen.com>
15006         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15007         of sign or zero extended values.
15009 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
15011         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15012         for IBM long double format correctly.
15014 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
15016         Fix PR tree-optimization/18792
15018         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15019         to first_loop_depth, and use loop depth instead of loop number.
15020         (build_classic_dir_vector): Ditto.
15021         (compute_data_dependences_for_loop): Use depth, not loop number.
15022         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15023         number. Pass in loops, instead of loop numbers.
15024         (gather_interchange_stats): Ditto.
15025         (linear_transform_loops): Ditto.
15027 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
15029         PR rtl-opt/13299
15030         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15031         biv_fits_mode_p, extension_within_bounds_p): New functions.
15032         (check_ext_dependent_givs): Use them.
15034 2005-01-06  Roger Sayle  <roger@eyesopen.com>
15036         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15037         more than one barrier, in which case we should delete them all.
15039 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
15041         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15043 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
15045         Fix PR middle-end/19286
15046         Fix PR debug/19267
15047         * dwarf2out.c (gen_subprogram_die): If we've already tried to
15048         output this subprogram, simply ignore this attempt to do it again.
15049         (add_abstract_origin_attribute): Don't abort trying to add the abstract
15050         origin attribute if it's not possible.
15051         (gen_block_die): Don't ignore subblocks of "unused" blocks.
15052         (decls_for_scope): Ditto.
15053         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15054         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15056 2005-01-05  Richard Henderson  <rth@redhat.com>
15058         PR target/11327
15059         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15060         (bdesc_2arg): Use it.
15061         (ix86_expand_binop_builtin): Force operands into registers
15062         when optimizing.
15063         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15064         ix86_expand_sse_compare, ix86_expand_sse_comi,
15065         ix86_expand_builtin): Likewise.
15067 2005-01-05  Richard Henderson  <rth@redhat.com>
15069         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15070         and VEC_SELECT.
15071         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15072         (mulv4hi3): Set itanium_class mmmul.
15073         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15074         (fpack): Rename from fpack_sfsf.
15076 2005-01-05  Richard Henderson  <rth@redhat.com>
15078         PR rtl-opt/10692
15079         * reload1.c (do_input_reload): Restrict the optimization deleteing
15080         a previous output reload to RELOAD_FOR_INPUT.
15082 2005-01-05  Steven Bosscher  <stevenb@suse.de>
15084         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
15085         comment that we fall through after case.
15086         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15087         (distribute_links): Likewise.
15088         * cse.c (cse_insn): Likewise.
15089         * cselib.c (cselib_invalidate_mem): Likewise.
15090         * df.c: Update comments at the top of the file.
15091         (read_modify_subreg_p): Update comments here too.
15092         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15093         * flow.c (mark_set_1): Likewise.
15094         (mark_used_regs): Likewise.
15095         * gcse.c (mems_conflict_for_gcse_p): Likewise.
15096         (canon_list_insert): Likewise.
15097         (mark_set): Likewise.
15098         (try_replace_reg): Likewise.
15099         (store_killed_in_insn): Likewise.
15100         * loop.c (count_one_set): Likewise.
15101         (basic_induction_var): Likewise.
15102         * postreload-gcse.c (find_mem_conflicts): Likewise.
15103         * postreload.c (reload_combine_note_store): Likewise.
15104         (move2add_note_store): Likewise.
15105         * reload.c (find_equiv_reg): Likewise.
15106         (mark_referenced_resources): Likewise.
15107         * rtlanal.c (set_noop_p): Likewise.
15108         (note_stores): Likewise.
15109         (note_uses): Likewise.
15110         * sched-deps.c (sched_analyze_1): Likewise.
15111         * sched-rgn.c (check_live_1): Likewise.
15112         (update_live_1): Likewise.
15113         * config/i860/i860.c: Likewise.
15115         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15116         an lvalue.
15117         (ZERO_EXTRACT): Mention that this one can be an lvalue.
15119         * doc/rtl.texi: Update documentation for bit-fields and SET.
15121 2005-01-05  Roger Sayle  <roger@eyesopen.com>
15123         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15125 2005-01-05  Jan Hubicka  <jh@suse.cz>
15126             Richard Henderson  <rth@redhat.com>
15128         PR target/18910
15129         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15130         with an offset.
15132 2005-01-05  Richard Henderson  <rth@redhat.com>
15134         PR target/12902
15135         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15136         (sse_shufps): Change operand 3 to const_int_operand.
15137         (sse2_storelps): Fix typo in template.
15138         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15139         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15140         (ix86_expand_builtin): Likewise.
15142 2005-01-05  Julian Brown  <julian@codesourcery.com>
15144         * config/arm/arm.c (arm_return_in_memory): Treat complex types
15145         as aggregates for AAPCS ABIs.
15147 2005-01-05  Stan Shebs  <shebs@apple.com>
15149         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15150         Mach-O getters if ppc64.
15151         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15152         size argument.
15153         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15154         signed four-byte field for global code case.
15155         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15157 2005-01-05  Roger Sayle  <roger@eyesopen.com>
15159         PR middle-end/19100
15160         * c-common.c: Include real.h.
15161         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15162         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15163         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15164         * Makefile.in (c-common.o): Update dependencies.
15166 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15168         * c-parse.in (asm_string): Add trailing semicolon.
15170 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15172         * c-parse.in (asm_string): New.  Don't allow wide strings in
15173         'asm'.
15174         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15175         asm_string instead of STRING.
15177 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15179         * c-typeck.c (constructor_no_implicit): Remove.
15180         (set_designator, process_init_element): Don't check
15181         constructor_no_implicit.
15183 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
15184             Kaz Kojima  <kkojima@gcc.gnu.org>
15186         PR target/16482
15187         * lcm.c (create_pre_exit): New.
15188         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15189         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
15191 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
15193         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15194         -msoft-float in target_float_switch.
15195         * arm.c (arm_override_options): Fix processing of target_float_switch.
15197 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
15199         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15200         preferencing.
15202 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
15204         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15205         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15207 2005-01-04  Roger Sayle  <roger@eyesopen.com>
15209         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15210         if deleting the then-block allows the test-block to fallthru to the
15211         else-block.
15213 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
15215         PR c/19152
15216         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15217         after the full declaration if the are in two different TUs.
15219 2005-01-04  Richard Henderson  <rth@redhat.com>
15221         PR tree-opt/19158
15222         * tree-sra.c (generate_one_element_init): Just
15223         call gimplify_and_add.
15224         (generate_element_init): Record the
15225         new referenced variables and mark them for renaming
15226         and split out to ...
15227         (generate_element_init_1): This.
15228         (scalarize_init): Don't call push_gimplify_context/
15229         pop_gimplify_context.
15231 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
15233         * toplev.c (get_src_pwd): Handle failure of getpwd().
15235 2005-01-04  Roger Sayle  <roger@eyesopen.com>
15237         * fold-const.c (fold_single_bit_test): Delete unreachable handling
15238         of TRUTH_NOT_EXPR.
15239         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15240         all the cases handled by it are inverted by invert_truthvalue.
15242 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
15244         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15245         (save_register_windowsi): Likewise.
15247 2005-01-04  Richard Henderson  <rth@redhat.com>
15249         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15251 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
15253         PR middle-end/17767
15254         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15255         any simplifications of vector mode comparison operators.
15256         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15258 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
15259             Devang Patel  <dpatel@apple.com>
15261         PR tree-optimization/18308
15262         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15263         the operands before creating a new expression.
15264         * dojump.c (do_jump): Make drop_through_label available
15265         for all cases.  Add expansion of COND_EXPR.
15267 2005-01-04  Ira Rosen  <irar@il.ibm.com>
15269         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15270         INTEGER_CST instead of TREE_CONSTANT.
15271         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15272         instead of TREE_CONSTANT.
15273         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15274         instead of TREE_CONSTANT.
15276 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
15278         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15280 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
15282         PR target/19240
15283         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15284         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15286 2005-01-03  Richard Henderson  <rth@redhat.com>
15288         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15289         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15290         fold_convert_const_real_from_real): Split out from ...
15291         (fold_convert_const): ... here.
15293 2005-01-03  Richard Henderson  <rth@redhat.com>
15295         PR target/19235
15296         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15297         (mov<MMXMODEI>_internal): Likewise.
15298         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15299         Add V2SF case; use it for SSE1; don't use TI.
15300         (movdf_integer): Likewise.
15301         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15303 2005-01-03  Ira Rosen  <irar@il.ibm.com>
15305         * tree-vectorizer.c (vect_strip_conversions): New function.
15306         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15307         check for binary class.
15309 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
15311         Fix PR debug/17924
15312         Fix PR debug/19191
15313         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15314         is a decl.
15315         * gimple-low.c (mark_blocks_with_used_vars): New function.
15316         (mark_blocks_with_used_subblocks): Ditto.
15317         (mark_used_blocks): Ditto.
15318         (pass_mark_used_blocks): New pass.
15319         * tree-inline.c: Include debug.h.
15320         (expand_call_inline): Call outlining_inline_function here.
15321         * tree-optimize.c (init_tree_optimization_passes): Add
15322         pass_mark_used_blocks.
15323         * tree-pass.h (pass_mark_used_blocks): New.
15324         * Makefile.in (tree-inline.o): Add debug.h dependency.
15326 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
15328         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15329         VAR_DECLs to have weak_import attribute.
15331         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15332         'struct ucontext'.
15334 2004-01-03  Steven Bosscher  <stevenb@suse.de>
15336         * passes.c (rest_of_compilation): Don't run regmove if only
15337         flag_expensive_optimizations, require flag_regmove instead.
15339 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15341         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15342         register "sparc".
15343         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15344         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15345         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15346         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15348 2005-01-03  Richard Henderson  <rth@redhat.com>
15350         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15351         (ia64_const_ok_for_letter_p): New.
15352         (ia64_const_double_ok_for_letter_p): New.
15353         (ia64_extra_constraint): New.
15354         (ia64_expand_vecint_compare): New.
15355         (ia64_expand_vcondu_v2si): New.
15356         (ia64_expand_vecint_cmov): New.
15357         (ia64_expand_vecint_minmax): New.
15358         (ia64_print_operand): Add 'v'.
15359         (ia64_preferred_reload_class): New.
15360         (ia64_vector_mode_supported_p): New.
15361         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15362         (PREFERRED_RELOAD_CLASS): Move to function.
15363         (CONST_OK_FOR_LETTER_P): Move to function.
15364         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15365         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15366         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15367         (EXTRA_CONSTRAINT): Move to function.
15368         * config/ia64/ia64.md: Include vect.md.
15369         (itanium_class): Add mmalua.
15370         (type): Handle it.
15371         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
15372         (1b_mmalua): New.
15373         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15374         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15375         CONST0_RTX.
15376         (const_int_2bit_operand): New.
15377         (fr_reg_or_0_operand): New.
15378         * config/ia64/ia64-modes.def: Add vector modes.
15379         * config/ia64/ia64-protos.h: Update.
15380         * config/ia64/vect.md: New file.
15382 2005-01-03  Richard Henderson  <rth@redhat.com>
15384         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15386 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
15388         PR target/19236
15389         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15390         to SFmode.
15391         (log1pdf2): Change mode of operands[0,1] to DFmode.
15393 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15395         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15396         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15397         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15398         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15399         SPARC_RELAXED_ORDERING.
15401 2005-01-03  Richard Henderson  <rth@redhat.com>
15402             Uros Bizjak  <uros@kss-loka.si>
15404         PR target/14631
15405         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15406         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15407         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15408         handling.
15409         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15410         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15411         const_pow2_1_to_128_operand): New predicates.
15413 2005-01-02  Greg McGary  <greg@mcgary.org>
15415         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15416         anonymous decls.
15417         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15418         object.  [ptr_type]: Remove unused variable.
15419         Remember nearest addressable array-element or record-component
15420         when checking bitfield components.  Tolerate empty BIND_EXPR.
15422 2005-01-01  Richard Henderson  <rth@redhat.com>
15424         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15425         that don't narrow the value.  Fail for other conversions.
15427 2005-01-01  Richard Henderson  <rth@redhat.com>
15429         PR c/19031
15430         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15431         * c-lang.c (finish_file): Don't do it here.
15432         * objc/objc-act.c (objc_finish_file): Likewise.
15434         * cgraph.c (decl_assembler_name_equal): New.
15435         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15436         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15437         * cgraph.h (struct cgraph_varpool_node): Add next.
15438         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15439         * varasm.c (assemble_alias): Mark the target as needed.
15441 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
15443         PR middle-end/19221
15444         * function.c (get_arg_pointer_save_area): Use entry_of_function
15445         instead of get_insns.
15447 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15448             Andrew Pinski  <pinskia@physics.uc.edu>
15449             James E. Wilson  <wilson@specifixinc.com>
15451         PR rtl-optimization/12092
15452         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15453         is zero.
15455 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15456             Olivier Hainque  <hainque@act-europe.fr>
15458         * tree.c (int_fits_type_p): A narrower type always fits in a
15459         wider one, except for negative values into unsigned types.
15461 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15463         * tree.c (int_fits_type_p): Compare the result of force_fit_type
15464         with the original constant rather than require TREE_OVERFLOW.
15466 2005-01-01  Steven Bosscher  <stevenb@suse.de>
15468         PR middle-end/17544
15469         * c-decl.c (finish_function): If compiling C99, annotate the
15470         compiler generated return with the current file name and line 0.
15471         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15472         the source line is greater than 0.
15473         (remove_bb): Likewise.