1 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4 Use immediate use iterator.
5 (stmt_is_bumper_for_loop): Use immediate use iterator.
6 * predict.c (strip_builtin_expect): Use update_stmt.
7 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8 on all elements of a STATEMENT_LIST.
9 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11 (bsi_replace): Mark stmt as modified and the update it.
12 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
13 (expand_complex_libcal): Call update_stmt.
14 (expand_complex_comparison): Call mark_stmt_modified.
15 (expand_complex_operations_1): Call update_stmt_if_modified.
16 (expand_vector_operations_1): Call mark_stmt_modified.
17 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
18 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
19 add_immediate_use, redirect_immediate_use,
20 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
21 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
22 (mark_new_vars_to_rename): Call update_stmt.
23 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
24 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
26 (unmodify_stmt): Delete.
27 (update_stmt): New. Force an update of a stmt.
28 (update_stmt_if_modified): update a stmt if it is out of date.
29 (get_stmt_operands): Verify stmt is NOT modified.
30 (stmt_modified_p): Update comment.
31 (delink_imm_use): Remove a use node from its immuse list.
32 (link_imm_use_to_list): Link a use node to a specific list.
33 (link_imm_use): Link a node to the correct list.
34 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
35 it in the correct list, if appropriate.
36 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
37 (relink_imm_use): Link a use node in place of another node in a list.
38 (relink_imm_use_stmt): LInk a node in place of another node, and set
40 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
41 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
42 (first_safe_imm_use): New. Initialize a safe immuse iterator.
43 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
44 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
45 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
46 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
47 (has_zero_uses): New. Return true if there are no uses of a var.
48 (has_single_use): New. Return true if there is only a single use of a
50 (single_imm_use): New. Return the simgle immediate use.
51 (num_imm_uses): New. Return the number of immediate uses.
52 (get_v_must_def_ops): Use is now a pointer.
53 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
54 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
56 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
57 (delink_stmt_imm_use): Delink all immuses from a stmt.
58 (phi_arg_index_from_use): New. Return a phi arg index for a use.
59 * tree-flow.h (struct dataflow_d): Delete.
60 (immediate_use_iterator_d): New. Immediate use iterator struct.
61 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
62 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
63 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
65 (struct stmt_ann_d): Remove dataflow_t from struct.
66 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
67 (if_convertible_phi_p): Use FAST immuse iterator.
68 (if_convertible_loop_p): Don't call compute_immediate_uses.
69 (replace_phi_with_cond_modify_expr): Call update_stmt.
70 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
71 update_stmt_if_modified.
72 (rewrite_all_into_ssa): Initialize ssa operands.
73 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
74 compute_immediate_uses.
75 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
76 ssa_property is available.
77 (execute_one_pass): Change parameters passed to execute_todo.
78 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
79 (remove_ssa_form): Call fini_ssa_operands.
80 (insert_backedge_copies): Delete call to modify_stmt.
81 * tree-phinodes.c (make_phi_node): Initialize use nodes.
82 (release_phi_node): Delink any use nodes before releasing.
83 (resize_phi_node): Relink any use nodes.
84 (remove_phi_arg_num): Delink the use node.
85 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
86 (remove_all_phi_nodes_for): Release phi node first.
87 * tree-pretty-print.c (dump_generic_node): Print stmt address.
88 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
89 (scalarize_use, scalarize_copy): Call update_stmt.
90 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
91 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
92 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
93 (ccp_initialize): Remove call to compute_immediate_uses.
94 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
95 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
97 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
98 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
99 (eliminate_redundant_computations): Call mark_stmt_modified.
100 (cprop_operand): Call mark_stmt_modified.
101 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
102 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
103 (dse_optimize_stmt): Use new immuse interface.
104 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
105 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
106 (substitute_single_use_vars): Use new immuse interface.
107 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
108 and compute_immediate_uses.
109 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
111 (rewrite_mem_refs): Call update_stmt.
112 (determine_lsm): Remove call to compute_imm_uses and free_df.
113 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
114 (try_unroll_loop_completely): Call update_stmt.
115 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
116 (rewrite_use_compare): Call update_stmt.
117 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
118 (rewrite_use) : Call update_stmt.
119 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
120 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
122 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
123 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
124 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
126 (initialize_vuse_operand): New. Initialize a vuse operand.
127 (initialize_v_may_def_operand): New. Initialize a maydef operand.
128 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
129 (finalize_ssa_defs): Use stmt parameter.
130 (correct_use_link): Ensure a use node is in the correct list, and has
131 the correct stmt pointer.
132 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
133 finalize_ssa_v_must_defs): Also initialize use nodes.
134 (finalize_ssa_stmt_operands): Pass extra stmt operands.
135 (build_ssa_operands): Seperate parsing from final operand construction.
136 (parse_ssa_operands): New. Parse entry point for operand building.
137 (swap_tree_operands): New. Swap 2 tree operands.
138 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
140 (get_expr_operands): Call swap_tree_operands when needed.
141 (copy_virtual_operands): Use initialize routines for virtual use ops.
142 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
143 (verify_abort): New. Issue imm_use error.
144 (verify_imm_links): New Verify imm_use links for a var.
145 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
146 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
147 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
148 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
149 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
150 (NULL_USE_OPERAND_P) Define.
151 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
153 (struct vuse_operand_type): New struct.
154 (SET_USE): Call set_ssa_use_from_ptr.
156 (PHI_ARG_INDEX_FROM_USE): Define.
157 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
158 argument via SET_USE, not PHI_ARG_DEF_TREE.
159 * tree-ssa-pre.c (eliminate): Call update_stmt.
160 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
162 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
163 (nearest_common_dominator_of_uses): Use imm_use iterator.
164 (statement_sink_location): Use imm_use iterator and interface.
165 (execute_sink_code): Don't call compute_immediate_uses or free-df.
166 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
167 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
168 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
169 (verify_ssa): Ensure no stmt is marked modify after optimization pass
170 if new parameter is true.
171 (init_tree_ssa): Don't initialize operand cache here.
172 (delete_tree_ssa): Don't destroy operand cache here.
173 (propagate_into_addr): Pass in a use pointer, return true if anything
175 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
176 (check_phi_redundancy): Use imm_use iterator.
177 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
179 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
180 (release_ssa_name): Delink node and all elements in its imm_use list.
181 * tree-tailcall.c (adjust_return_value): Call update_stmt.
182 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
183 * tree-vectorizer.c (need_imm_uses_for): Delete.
184 (vectorize_loops): Dont call compute_immediate_uses or free_df.
185 * tree.h (struct ssa_imm_use_d): Define.
186 (SSA_NAME_IMM_USE_NODE): Define.
187 (struct tree_ssa_name): Add imm_use node.
189 (PHI_ARG_IMM_USE_NODE): Define.
190 (struct phi_arg_d): Add imm_use node.
191 (struct tree_phi_node): Remove struct dataflow_d element.
192 (TDF_STMTADDR): Define.
194 2005-04-05 Dale Johannesen <dalej@apple.com>
196 * doc/invoke.texi (Optimization Options): Remove
197 duplicate -fcse-follow-jumps. Add -fweb.
198 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
199 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
201 2005-04-05 Per Bothner <per@bothner.com>
203 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
204 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
205 (warn_uninit): Get EXPR_LOCUS from context now instead.
206 This fixes a USE_MAPPED_LOCATION testsuite failure.
208 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
210 2005-04-05 Per Bothner <per@bothner.com>
212 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
213 of the artification 'return 0' in main() to BUILTINS_LOCATION.
214 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
217 2004-04-05 Devang Patel <dpatel@apple.com>
219 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
220 (lhsr<mode>3): ... new name.
221 (altivec_vsra<VI_char>): Rename to ..
222 (ashr<mode>3): ... new name.
223 * config/rs6000/rs6000.c (builtin_description): Rename shift
226 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
228 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
229 gen_lowpart_for_combine.
230 * cse.c (gen_lowpart_if_possible): Move...
231 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
233 (gen_lowpart_no_emit_general): Use it.
235 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
237 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
240 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
242 * system.h: Fix typo.
244 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
246 * config/bfin/bfin-modes.def: New file.
247 * config/bfin/bfin-protos.h: New file.
248 * config/bfin/bfin.c: New file.
249 * config/bfin/bfin.h: New file.
250 * config/bfin/bfin.md: New file.
251 * config/bfin/bfin.opt: New file.
252 * config/bfin/crti.s: New file.
253 * config/bfin/crtn.s: New file.
254 * config/bfin/elf.h: New file.
255 * config/bfin/lib1funcs.asm: New file.
256 * config/bfin/predicates.md: New file.
257 * config/bfin/t-bfin: New file.
258 * config/bfin/t-bfin-elf: New file.
259 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
260 Document new attributes.
261 (interrupt, interrupt_handler, saveall): Update documentation for
263 * doc/install.texi (Specific): Add entry for the Blackfin.
264 * doc/invoke.texi (Blackfin Options): New section.
265 * doc/md.texi (Blackfin family): New section to document constraints.
266 * config.gcc: Add bfin*-* and bfin*-elf configurations.
268 2005-04-05 Olivier Hainque <hainque@adacore.com>
270 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
271 match what the system unwinder expects.
272 * config/mips/mips.c (mips_frame_set): If we're saving the return
273 address register and the dwarf return address column number differs
274 from the hard register number, adjust the note reg to refer to the
277 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
279 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
280 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
281 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
282 (processor_type): New enum.
283 (mn10300_processor): New variable.
284 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
285 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
286 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
287 (PROCESSOR_DEFAULT): New macro.
288 * config/mn10300/mn10300.c (mn10300_processor): New variable.
289 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
290 (mn10300_handle_option, mn10300_override_options): New functions.
291 * config/mn10300/mn10300.opt: New file.
293 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
294 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
296 PR tree-optimization/19903
297 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
298 that don't fit in their type after conversion.
300 2005-04-05 Uros Bizjak <uros@kss-loka.si>
303 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
304 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
305 Allocate local stack slots here. Set ix86_optimize_mode_switching.
306 flag here. Implement using define_insn_and_split.
307 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
308 (frndintxf2_mask_pm_i387): New insn patterns.
309 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
310 Do not set ix86_optimize_mode_switching flag.
311 (ceilsf2, ceildf2, ceilxf2): Same.
312 (btruncsf2, btruncdf2, btruncxf2): Same.
313 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
315 2005-04-05 Ian Lance Taylor <ian@airs.com>
318 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
319 i386_pe_record_external_function.
320 (i386_pe_record_external_function): Update declaration.
321 * config/i386/winnt.c (struct extern_list): Add decl field.
322 (i386_pe_record_external_function): Add decl parameter.
323 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
325 * config/i386/i386-protos.h (i386_pe_record_external_function):
328 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
330 * config/m68k/m68k-protos.h: Add a prototype for
331 valid_dbcc_comparison_p_2.
332 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
333 extend_operator, const_uint32_operand, const_sint32_operand,
334 general_src_operand, nonimmediate_src_operand,
335 memory_src_operand, post_inc_operand, pre_dec_operand,
336 pcrel_address): Move to predicates to predicates.md.
337 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
338 * config/m68k/m68k.md: Include predicates.md.
339 * config/m68k/predicates.md: New.
341 2005-04-04 Roger Sayle <roger@eyesopen.com>
343 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
345 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
347 2005-04-04 Ian Lance Taylor <ian@airs.com>
349 * c-typeck.c (struct c_switch): Rename switch_stmt field to
351 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
352 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
353 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
354 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
355 * c-common.c (c_do_switch_warnings_1): New static function broken
356 out of c_do_switch_warnings.
357 (c_do_switch_warnings): Call c_do_switch_warnings_1.
358 (c_do_switch_expr_warnings): New function.
359 * c-common.h (c_do_switch_expr_warnings): Declare.
361 2005-04-04 David Edelsohn <edelsohn@gnu.org>
362 Daniel Jacobowitz <dan@codesourcery.com>
364 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
366 * rtlanal.c (may_trap_p): Same.
368 2005-04-04 Dale Johannesen <dalej@apple.com>
370 * ChangeLog: remove reference to ChangeLog.12.
372 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
374 CRIS epilogue as RTL.
375 * config/cris/cris.md: Change all 0 in unspec 0 to
377 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
378 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
380 ("return"): Change to define_expand. Call cris_expand_return for
382 ("*return_expanded"): New pattern.
383 ("epilogue"): New define_expand.
384 * config/cris/cris.h (PREDICATE_CODES): Add
385 cris_load_multiple_op.
386 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
388 (enum cris_retinsn_type): New.
389 (struct machine_function): New member return_type.
390 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
391 (cris_target_asm_function_epilogue): Remove, moving RTLified
393 (cris_expand_epilogue): New function.
394 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
395 (cris_gen_movem_load, cris_load_multiple_op)
396 (cris_return_address_on_stack_for_return, cris_expand_return): New
398 (cris_target_asm_function_prologue)
399 (cris_initial_frame_pointer_offset): Call
400 cris_reg_saved_in_regsave_area instead of complicated expression.
401 Call cris_return_address_on_stack instead of an expression.
402 (cris_print_operand) <case 'o', case 'O'>: New cases.
403 (cris_return_address_on_stack): Change return-type to bool.
404 (cris_simple_epilogue): Ditto. Return false if registers are
406 * config/cris/cris-protos.h (cris_simple_epilogue)
407 (cris_return_address_on_stack): Adjust prototype return type.
408 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
409 (cris_return_address_on_stack_for_return): New prototypes.
411 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
413 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
414 gpr_or_int12_operand.
416 * config/frv/frv-protos.h: Add a prototype to
417 frv_legitimate_memory_operand and frv_const_unspec_p.
418 (frv_unspec): Move from frv.c.
419 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
420 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
421 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
422 gpr_or_fpr_operand, gpr_or_int12_operand,
423 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
424 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
425 int6_operand, int5_operand, uint5_operand, uint4_operand,
426 uint1_operand, int_2word_operand, uint16_operand,
427 upper_int16_operand, integer_register_operand,
428 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
429 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
430 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
431 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
432 move_destination_operand, movcc_fp_destination_operand,
433 frv_function_symbol_referenced_p, move_source_operand,
434 condexec_dest_operand, condexec_source_operand,
435 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
436 const_unspec_operand, gpr_or_memory_operand,
437 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
438 icc_operand, fcc_operand, cc_operand, icr_operand,
439 fcr_operand, cr_operand, call_operand, sibcall_operand,
440 symbolic_operand, relational_operator,
441 integer_relational_operator, float_relational_operator,
442 ccr_eqne_operator, minmax_operator,
443 condexec_si_binary_operator, condexec_si_media_operator,
444 condexec_si_divide_operator, condexec_si_unary_operator,
445 condexec_sf_conv_operator, condexec_sf_add_operator,
446 condexec_memory_operand, intop_compare_operator, acc_operand,
447 even_acc_operand, quad_acc_operand, accg_operand: Move to
449 * config/frv/frv.h (PREDICATE_CODES): Remove.
450 * config/frv/frv.md: Include predicates.md.
451 * config/frv/predicates.md: New.
453 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
456 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
457 * tree-ssa-loop-ivopts.c: Include langhooks.h.
458 (add_standard_iv_candidates_for_size): New function, extracting code
459 from add_standard_iv_candidates and parameterizing it by type size.
460 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
462 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
464 * system.h (GCOV_SIZE_TYPE): Unposion.
465 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
466 (GCOV_TYPE_SIZE): ...this new macro.
467 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
468 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
469 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
470 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
471 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
472 instead of unsigned_intSI_type_node.
473 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
474 (rtl_gen_one_value_profiler_no_edge_manipulation)
475 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
476 * value-prof.c: Include coverage.h.
478 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
479 Diego Novillo <dnovillo@redhat.com>
481 Fix PR tree-optimization/20703
482 Fix PR tree-optimization/20725
484 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
485 (create_expression_by_pieces): Ditto.
486 (valid_in_set): Ditto. Also handle tcc_declaration.
487 (find_or_generate_expression): Handle comparison class.
488 (insert_into_preds_of_block): Ditto.
490 (create_value_expr_from): Handle comparison class, recursively
491 handle reference nodes.
492 (compute_avail): Handle comparison classes, rewrite a little cleaner.
493 (execute_pre): Fix spacing.
494 (do_fre): Renamed to execute_fre.
496 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
498 * doc/invoke.texi (SPARC options): Document that
499 -mlittle-endian is not supported on Linux either.
501 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
505 * config.gcc (Obsolete configurations): Remove
506 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
507 (sparclite-*-coff*): Delete.
508 (sparclite-*-elf*): Likewise.
509 (sparc86x-*-elf*): Likewise.
510 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
511 * config/sparc/lite.h: Delete.
512 * config/sparc/litecoff.h: Likewise.
513 * config/sparc/liteelf.h: Likewise.
514 * config/sparc/sp86x-elf.h: Likewise.
515 * config/sparc/t-sparclite: Likewise.
516 * config/sparc/t-sp86x: Likewise.
518 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
520 * config/s390/s390-protos.h: (s390_comparison,
521 s390_alc_comparison, s390_slb_comparison, const0_operand,
522 consttable_operand, larl_operand, s_operand,
523 shift_count_operand, bras_sym_operand, load_multiple_operation,
524 store_multiple_operation, s390_plus_operand): Remove prototypes.
525 (s390_legitimate_address_without_index_p): New prototype.
526 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
528 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
529 const0_operand, consttable_operand, larl_operand, s_operand,
530 shift_count_operand, bras_sym_operand, load_multiple_operation,
531 store_multiple_operation, s390_plus_operand): Move to
533 (check_mode): Remove.
534 (s390_branch_condition_mask): Remove 'static'. Move prototype to
536 (s390_legitimate_address_without_index_p): New.
537 * config/s390/s390.h (PREDICATE_CODES): Remove.
538 * config/s390/s390.md: Include predicates.md.
539 * config/s390/predicates.md: New.
541 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
544 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
545 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
546 (NEED_INDICATE_EXEC_STACK): Define to 1.
547 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
548 (NEED_INDICATE_EXEC_STACK): Define to 1.
549 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
550 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
551 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
552 (pic_helper_emitted_p): New global.
553 (emit_pic_helper): New function extracted from...
554 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
555 Do not call emit_pic_helper if delay_pic_helper is true.
556 (sparc_expand_prologue): Pass 'false' to load_pic_register.
557 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
558 (sparc_file_end): New function.
560 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
562 * config/mcore/mcore-protos.h: Remove the prototypes for
563 mcore_arith_reg_operand, mcore_general_movsrc_operand,
564 mcore_general_movdst_operand, mcore_reload_operand,
565 mcore_arith_J_operand, mcore_arith_K_operand,
566 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
567 mcore_arith_K_S_operand, mcore_arith_imm_operand,
568 mcore_arith_any_imm_operand, mcore_arith_O_operand,
569 mcore_literal_K_operand, mcore_addsub_operand,
570 mcore_compare_operand, mcore_load_multiple_operation,
571 mcore_store_multiple_operation, mcore_call_address_operand.
572 Add a prototype for const_ok_for_mcore.
573 * config/mcore/mcore.c (mcore_call_address_operand,
574 mcore_general_movsrc_operand, mcore_general_movdst_operand,
575 mcore_arith_reg_operand, mcore_reload_operand,
576 mcore_arith_J_operand, mcore_arith_K_operand,
577 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
578 mcore_arith_M_operand, mcore_arith_imm_operand,
579 mcore_arith_any_imm_operand, mcore_arith_O_operand,
580 mcore_literal_K_operand, mcore_addsub_operand,
581 mcore_compare_operand, mcore_load_multiple_operation,
582 mcore_store_multiple_operation): Move to predicates.md.
583 (const_ok_for_mcore): Export.
584 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
585 * config/mcore/mcore.md: Include predicates.md.
586 * config/mcore/predicates.md: New.
588 * config/mcore/predicates.md: Fix a comment typo.
590 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
591 Adrian Straetling <straetling@de.ibm.com>
593 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
594 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
595 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
597 ("imul"): Removed from "type" attribute.
598 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
599 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
600 Changed type to imulsi.
601 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
603 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
605 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
606 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
607 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
608 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
609 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
610 (TARGET_SWITCHES, mcore_stack_increment_string)
611 (TARGET_OPTIONS): Delete.
612 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
613 than *_BIT constants.
614 (TARGET_8ALIGN): #undef old definition before redefining to 1.
615 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
616 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
617 (mcore_override_options): Delete mcore_stack_increment code.
618 Change use of M340_BIT to MASK_M340.
619 * config/mcore/mcore.opt: New file.
621 2005-04-04 Ian Lance Taylor <ian@airs.com>
623 * config/arm/arm.c (replace_symbols_in_block): Remove static
626 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
628 * config/fr30/fr30-protos.h: Remove the prototypes for
629 stack_add_operand, add_immediate_operand,
630 high_register_operand, low_register_operand, call_operand,
631 di_operand, and nonimmediate_di_operand.
632 * config/fr30/fr30.c (stack_add_operand,
633 add_immediate_operand, high_register_operand,
634 low_register_operand, call_operand, di_operand,
635 nonimmediate_di_operand): Move to predicates.md.
636 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
637 * config/fr30/fr30.md: Include predicates.md.
638 * config/fr30/predicates.md: New.
640 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
641 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
642 mcore_call_address_operand.
644 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
645 general_movsrc_operand.
647 2005-04-04 Alan Modra <amodra@bigpond.net.au>
649 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
652 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
655 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
658 2005-04-04 Richard Henderson <rth@redhat.com>
659 Jakub Jelinek <jakub@redhat.com>
661 PR rtl-optimization/16104
662 * fold-const.c (fold_unary): Fix folding of vector conversions.
664 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
666 * config.gcc (xstormy16-*-elf): Set extra_options.
667 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
668 * config/stormy16/stormy16.opt: New file.
670 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
672 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
673 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
674 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
675 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
676 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
677 (TARGET_UNIX_ASM): Delete.
678 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
679 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
680 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
681 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
682 * config/pdp11/pdp11.opt: New file.
684 2005-04-03 Roger Sayle <roger@eyesopen.com>
685 Alexandre Oliva <aoliva@redhat.com>
688 * fold-const.c (non_lvalue): Split tests into...
689 (maybe_lvalue_p): New function.
690 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
691 C++ front-end prior to lowering into gimple form.
693 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
695 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
696 BUILT_IN_STRNCASECMP): New.
697 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
700 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
703 * arm.md (addsi3_compare0_for_combiner): Delete.
704 (addsi3_compare0_scratch_for_combiner): Delete.
705 (cmpsi_neg_shiftsi): Delete.
706 (compare_negsi_si): New pattern.
707 (cmpsi_negshiftsi_si): New pattern.
708 (negated_cbranchsi4): Restrict to equality_operator.
710 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
713 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
715 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
718 * doc/install.texi: Fix a typo.
720 2005-04-03 Steven Bosscher <stevenb@suse.de>
723 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
724 a computed goto if the edge to the computed goto block has
725 incoming abnormal edges. Clarify how the function works.
727 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
729 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
730 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
731 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
732 hash_scan_set, reg_set_between_after_reload_p,
733 reg_used_between_after_reload_p, get_avail_load_store_reg,
734 eliminate_partially_redundant_load): Likewise.
735 * postreload.c (reload_cse_simplify_set,
736 reload_combine_note_use): Likewise.
737 * predict.c (predict_insn, expected_value_to_br_prob,
738 propagate_freq, expensive_function_p): Likewise.
739 * print-rtl.c (print_rtx): Likewise.
740 * profile.c (instrument_edges, instrument_values,
741 compute_branch_probabilities, branch_prob, union_groups,
742 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
743 * protoize.c (in_system_include_dir, file_could_be_converted,
744 file_normally_convertible, gen_aux_info_file, seek_to_line,
745 do_cleaning): Likewise.
746 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
747 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
748 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
750 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
752 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
753 * modulo-sched.c (undo_replace_buff_elem): New structure.
754 (kernel_number_of_cycles, ps_unschedule_node,
755 undo_generate_reg_moves,free_undo_replace_buff,
756 undo_permute_partial_schedule, loop_single_full_bb_p,
757 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
758 build_loops_structure, get_sched_window): New.
759 (generate_reg_moves): Return undo_replace_buff_elem and other
761 (generate_prolog_epilog): Remove old loop versioning.
762 (sms_schedule): Use loop information and loop_version.
763 (sms_schedule_by_order): Split part of it to get_sched_window.
764 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
765 cfg_layout_finalize and free_dominance_info before/after SMS.
767 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
769 * cfghooks.c (lv_flush_pending_stmts,
770 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
771 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
772 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
773 lv_add_condition_to_bb,
774 lv_adjust_loop_header_phi, extract_cond_bb_edges,
775 flush_pending_stmts): New in cfg_hooks structure.
776 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
777 extract_cond_bb_edges, lv_adjust_loop_header_phi,
778 lv_add_condition_to_bb): New declarations.
779 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
781 (loop_version): Declare.
782 * cfgloopmanip.c (cfghooks.h): Include.
783 (duplicate_loop_to_header_edge): Change return type to bool.
784 (loop_version, lv_adjust_loop_entry_edge): Move here.
785 * cfgrtl.c (cfgloop.h): Include.
786 (rtl_verify_flow_info_1): Fix.
787 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
788 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
790 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
791 tree_lv_add_condition_to_bb): New.
792 (tree_cfg_hooks): Add new hooks to initialization.
793 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
794 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
796 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
798 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
799 xstormy16_below100_or_register,
800 xstormy16_splittable_below100_or_register, and
801 nonimmediate_nonstack_operand.
803 * config/stormy16/stormy16-protos.h: Remove the prototypes for
804 xstormy16_ineqsi_operator, equality_operator,
805 inequality_operator, shift_operator,
806 xstormy16_below100_operand, xstormy16_below100_or_register,
807 xstormy16_splittable_below100_or_register,
808 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
809 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
810 equality_operator, inequality_operator,
811 xstormy16_below100_operand, xstormy16_below100_or_register,
812 xstormy16_splittable_below100_or_register,
813 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
814 nonimmediate_nonstack_operand, shift_operator): Move to
816 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
817 * config/stormy16/stormy16.md: Include predicates.md.
818 * config/stormy16/predicates.md: New.
820 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
822 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
823 small_int, large_int, reg_or_0_operand, simple_memory_operand,
824 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
825 move_operand, power_of_2_operand): Move to predicates.md.
826 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
827 PREDICATE_CODE): Remove.
828 * config/iq2000/iq2000.md: Include predicates.md.
829 * config/iq2000/predicates.md: New.
831 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
833 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
834 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
835 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
836 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
837 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
838 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
839 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
840 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
841 (TARGET_M68HC11): Delete.
842 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
843 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
844 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
845 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
846 (nb_soft_regs): Delete.
847 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
848 (m68hc11_override_options): Remove the code that caters for MASK_M6811
849 and MASK_M6812 being set simultaneously. Change the code that sets
850 the default m68hc11_soft_reg_count to use integers instead of strings.
851 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
852 m68hc11_soft_reg_count (which now has an int type) as the number
854 * config/m68hc11/m68hc11.opt: New file.
856 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
858 * config/fr30/fr30.h (PREDICATE_CODES): Remove
859 fp_displacement_operand, sp_displacement_operand.
861 * config/m68hc11/m68hc11-protos.h: Add a prototype for
863 Remove the prototypes for tst_operand, cmp_operand,
864 stack_register_operand, d_register_operand,
865 hard_addr_reg_operand, splitable_operand,
866 m68hc11_logical_operator, m68hc11_arith_operator,
867 m68hc11_non_shift_operator, m68hc11_shift_operator,
868 m68hc11_unary_operator, m68hc11_eq_compare_operator,
869 non_push_operand, hard_reg_operand, and
870 reg_or_some_mem_operand.
871 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
873 (tst_operand, cmp_operand, non_push_operand,
874 splitable_operand, reg_or_some_mem_operand,
875 stack_register_operand, d_register_operand,
876 hard_addr_reg_operand, hard_reg_operand,
877 m68hc11_eq_compare_operator, m68hc11_logical_operator,
878 m68hc11_arith_operator, m68hc11_non_shift_operator,
879 m68hc11_shift_operator, m68hc11_unary_operator): Move to
881 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
882 * config/m68hc11/m68hc11.md: Include predicates.md.
883 * config/m68hc11/predicates.md: New.
885 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
888 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
889 change checked in along with 2005-03-03's patch for debug/20253.
890 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
891 (remap_decl): Insert type decl in map earlier.
893 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
895 PR tree-optimization/20640
896 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
897 post-dominator if it has phi nodes.
898 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
899 before dead statements.
901 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
904 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
906 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
908 PR rtl-optimization/20290
909 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
910 in every iteration if the entry point is the exit test.
912 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
914 * config/cris/cris.md (attribute "length"): Define.
916 2005-04-02 Geoffrey Keating <geoffk@apple.com>
918 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
919 (word_offset_memref_operand): New.
920 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
921 (indexed_or_indirect_operand): Delete.
922 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
923 (indexed_or_indirect_operand): Delete.
925 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
928 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
931 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
932 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
934 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
936 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
938 2005-04-01 Ian Lance Taylor <ian@airs.com>
940 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
941 (rus, prus): Remove static variables.
942 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
943 (process_command): Permit report_times and use_pipes together.
945 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
947 * c-decl.c (validate_proto_after_old_defn): Look at
948 TYPE_MAIN_VARIANT of argument types.
950 2005-04-01 Paul Brook <paul@codesourcery.com>
952 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
953 (arm_output_function_epilogue): Allow call_via_SP.
954 (thumb_call_via_reg, arm_file_end): Ditto.
955 * config/arm/arm.h (struct machine_function): Include space for SP.
956 (thumb_call_via_label): Update declaration.
958 2005-04-01 Ian Lance Taylor <ian@airs.com>
960 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
961 doing a peephole optimization, once again put any notes in the
964 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
966 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
968 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
970 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
971 (block_alloc, find_free_reg): Likewise.
972 * loop-doloop.c (doloop_modify): Likewise.
973 * loop-invariant.c (record_use): Likewise.
974 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
975 get_iv_value, canon_condition, eliminate_implied_condition,
976 eliminate_implied_condition, simplify_using_initial_values,
977 shorten_into_mode, canonicalize_iv_subregs,
978 iv_number_of_iterations): Likewise.
979 * loop-unroll.c (expand_var_during_unrolling): Likewise.
980 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
981 unswitch_loop): Likewise.
982 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
983 move_movables, replace_call_address, find_and_verify_loops,
984 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
985 record_giv, final_giv_value, general_induction_var,
986 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
987 loop_giv_dump): Likewise.
989 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
990 GCOV_CHECK_WRITING): Remove.
991 (gcov_position, gcov_rewrite): Use gcc_assert.
992 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
993 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
994 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
997 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
999 * tree-inline.c: Fix a typo.
1001 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1003 * configure.ac (enable-checking): Explicitly set all variables for
1004 collective switch values. Alphabetize variables. Rename
1005 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1007 * doc/install.texi (enable-checking): Update documentation.
1008 * configure: Rebuilt.
1010 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1012 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1015 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1017 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1018 Also reject cases where this pattern will cause load delay stalls
1019 unless optimizing for size and it will produce a shorter sequence.
1020 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1021 variants to avoid pre-adjusting the base when possible.
1023 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1025 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1026 the frame and argument pointers.
1027 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1028 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1029 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1030 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1031 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1032 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1034 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1036 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1037 with entry for selectany attribute.
1038 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1040 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1041 (i386_pe_asm_named_section): Handle sections generated by
1042 selectany attribute.
1043 * doc/extend.texi (selectany): Document attribute.
1045 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1046 Jan Hubicka <jh@suse.cz>
1048 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1049 to fix addresses involving EBP and ESP.
1050 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1051 for SUBREGed registers.
1052 (legitimate_address_p): Accept SUBREGed registers.
1054 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1057 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1058 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1061 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1063 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1065 2005-04-01 James E Wilson <wilson@specifixinc.com>
1068 * dwarf2out.c (rtl_for_decl_init): New function.
1069 (rtl_for_decl_location): Extracted from here.
1070 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1071 add_const_value_attribute. Delete initializer_constant_valid_p call.
1073 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1075 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1076 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1077 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1078 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1079 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1080 config/i386/i386.md, config/rs6000/predicates.md,
1081 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1082 config/s390/s390.c, config/stormy16/stormy16.c,
1083 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1086 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1089 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1090 COND_EXPR and CALL_EXPR.
1092 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1095 * genautomata.c (first_cycle_unit_presence): Check all alternative
1096 states for unit presence.
1098 * doc/md.texi: Remove remark about impossibility to query unit
1099 presence in non nondeterministic automaton state.
1101 * config/ia64/ia64.c (get_template): Change order of unit querying.
1103 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1105 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1108 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1110 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1111 flag for edges outside any loops.
1113 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1115 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1117 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1119 * tree-ssa-alias.c: Follow spelling conventions.
1120 * doc/tree-ssa.texi: Fix a typo.
1122 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1124 * postreload-gcse.c: Include target.h.
1125 (gcse_after_reload_main): Return early if we cannot modify jumps.
1126 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1128 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1130 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1131 expensive operations.
1133 2005-03-31 Ian Lance Taylor <ian@airs.com>
1135 * collect2.c (lderrout): New variable.
1136 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1137 if it is set, to stderr.
1138 (handler): Unlink lderrout if it is set.
1139 (dump_file): Add "to" parameter. Change all callers.
1140 (main): Initialize lderrout.
1141 (collect_execute): Add errname parameter. Change all callers.
1142 Rename redir parameter to outname. Never pass
1143 PEX_STDERR_TO_STDOUT to pex_run.
1144 * collect2.h (collect_execute, dump_file): Update declarations.
1145 * tlink.c (tlink_execute): Add errname parameter. Change all
1147 (do_tlink): Check lderrout as well as ldout.
1149 2005-03-31 Caroline Tice <ctice@apple.com>
1151 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1152 (bb-reorder.o): Add errors.h to list of requirements.
1153 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1154 profiledbootstrap flags.
1155 * bb-reorder.c (errors.h): Add new include.
1156 (struct bbro_basic_block_data_def): Add new field, in_trace.
1157 (add_unlikely_executed_notes): Remove function.
1158 (mark_bb_for_unlikely_executed_section): Remove function.
1159 (insert_section_boundary_note): New function.
1160 (verify_hot_cold_block_grouping): New function.
1161 (push_to_next_round_p): Remove variables and tests that push all
1162 cold blocks to last round.
1163 (find_traces): Remove code that added extra round of trace finding
1164 when doing partitioning.
1165 (find_traces_1_round) : Remove variable last_round; add code to
1166 update new struct field, in_trace; correct trace_length where it was
1167 incorrect before (after call to copy_bb); change code that pushed all
1168 cold blocks to last round. Instead verify that all blocks going into
1169 a trace belong in the same partition.
1170 (connect_traces): Modify to connect the traces in two passes, if the
1171 function contains both hot and cold blocks. The first pass connects
1172 all the traces for blocks in the partition that the first block in
1173 the function belongs to; the second pass connnects all the traces
1174 containing blocks that belong in the other partition.
1175 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1176 code that automatically put the first block in a function into the
1177 hot partition if the function had any hot blocks.
1178 (fix_crossing_unconditional_branches): Check number of succ edges
1179 before attempting to get one.
1180 (fix_edges_for_rarely_executed_code): Update comment describing
1182 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1183 remove call to add_unlikely_executed_notes; add call to
1184 verify_hot_cold_block_grouping.
1185 (duplicate_computed_gotos): Don't change computed goto if it's a
1187 (partition_hot_cold_basic_blocks): Update function comment.
1188 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1190 (try_forward_edges): Likewise.
1191 (merge_blocks_move_predecessor_nojumps): Likewise.
1192 (merge_blocks_move_successor_nojumps): Likewise.
1193 (merge_blocks_move): Likewise.
1194 (try_crossjump_bb): Likewise.
1195 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1196 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1197 notes to cold bb's; remove call to update_unlikely_executed_notes.
1198 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1199 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1200 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1201 function declaration.
1202 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1204 (rtl_can_merge_blocks): Remove redundancy from condition.
1205 (try_redirect_by_replacing_jump): Likewise.
1206 (force_nonfallthru_and_redirect): Remove code for adding
1207 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1208 (commit_one_edge_insertion): Likewise.
1209 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1210 * dbxout.c (FORCE_TEXT): Replace function_section with
1211 current_function_section.
1212 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1213 function, switch_text_section.
1214 (struct xcoff_debug): Likewise.
1215 (dbxout_function_end): Add code to put out label diffs for both
1216 hot and cold sections.
1217 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1218 for new debug_hooks funciton, switch_text_section..
1219 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1220 switch_text_section.
1221 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1222 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1223 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1224 dw_fde_switched_sections.
1225 (output_call_frame_info): Add test to see if function switches text
1226 sections in the middle; if so, use appropriate extra hot and cold
1227 section labels to compute size deltas for the hot and cold sections.
1228 (dwarf2out_begin_prologue): Add code to initialize new fields in
1230 (dwarf2out_switch_text_section): New function (invoked through
1231 debug_hook); updates new fields in dw_fde_struct appropriately and
1232 increments separate_line_info_table_in_use.
1233 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1234 dwarf2out_switch_text_section.
1235 (struct var_loc_node): Add new field, section_label.
1236 (output_aranges): Add code to check whether in hot or cold section and
1237 use the appropriate label in calculating deltas.
1238 (output_ranges): Likewise.
1239 (output_line_info): Add code to check which section we're in and
1240 use appropriate hot/cold label.
1241 (add_location_or_constant_value_attribute): Likewise.
1242 (gen_subprogam_die): Modify arange attributes to use correct labels.
1243 (dwarf2out_begin_block): Change call to function_section into call to
1244 current_function_section.
1245 (dwarf2out_end_block): Likewise.
1246 (dwarf2out_source_line): Likewise.
1247 (dwarf2out_var_location): Add code to check whether in hot or cold
1248 section and use the appropriate label.
1249 * except.c (output_function_exception_table): Change call to
1250 function_section into call to current_function_section.
1251 * final.c (profile_function): Likewise.
1252 (scan_ahead_for_unlikely_executed_note): Remove function.
1253 (final_scan_insn): Remove calls to
1254 scan_ahead_for_unlikely_executed_note, and related code for switching
1255 to cold section, except for the single time
1256 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1257 debug_hooks->switch_text_sections; replace appropriate calls to
1258 function_section with calls to current_function_section.
1259 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1260 test_bb to condition.
1261 (find_if_case_2): Likewise.
1262 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1263 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1264 * opts.c (decode_options): Change warning about hot/cold partitioning
1265 with exceptionss to inform (so as not to cause bootstrap failures);
1266 remove warning about partitioning with DWARF debug info.
1267 * output.h (current_function_section): Add new function decl.
1268 (insert_section_boundary_note): Likewise.
1269 (enum in_section): Move this declaration here from varasm.c.
1270 (unlikely_section_label): Likewise.
1271 (unlikely_text_section_name): Likewise.
1272 (last_text_section_name): New global variable.
1273 (last_text_section): Likewise.
1274 (hot_section_label): Likewise.
1275 (hot_section_end_label): Likewise.
1276 (cold_section_end_label): Likewise.
1277 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1278 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1279 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1280 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1281 insn from consideration.
1282 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1283 switch_text_section.
1284 * varasm.c (basic-block.h): Add new include.
1285 (unlikely_section_label_printed): Remove global variable.
1286 (unlikely_section_label): Make global variable not be static any more.
1287 (unlikely_text_section_name): Likewise.
1288 (hot_section_end_label): New global variable (not static)
1289 (first_function_block_is_cold): Likewise.
1290 (hot_section_label): Likewise.
1291 (cold_section_end_label): Likewise..
1292 (last_text_section): New global variable, not static.
1293 (last_text_section_name): New global variable, not static.
1294 (initialize_cold_section_name): New function.
1295 (enum in_section): Move declaration to output.h.
1296 (text_section): Update last_text_section.
1297 (unlikely_text_section): Replace code to determine cold section name
1298 with call to initialize_cold_section_name; Add code to update
1299 last_text_section; remove code for printing out label.
1300 (named_section_real): Add code to update last_text_section and
1301 last_text_section_name as appropriate.
1302 (function_section): Change test for 'unlikely' to depend on
1303 first_function_block_is_cold (moved old test to
1304 current_function_section).
1305 (current_function_section): New function.
1306 (assemble_start_function): Move code that frees
1307 unlikely_text_section_name; initialize hot_section_end_label;
1308 print hot and cold section labels at the start of the function;
1309 set first_function_block_is_cold, if appropriate; initialize l
1310 ast_text_section; add call to insert_section_boundary_note.
1311 (assemble_end_function): Add code to write out hot and cold section
1313 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1314 switch_text_section.
1315 * config/darwin.c (machopic_select_section): Replace incorrect
1316 function in base_funs; update reloc for cold sections if necessary.
1317 * config/darwin.h (SECTION_FUNCTION): Add code to update
1318 last_text_section if appropriate.
1319 (text_unlikely_section): Remove.
1320 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1321 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1322 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1323 partitioning for this architecture.
1325 2005-03-31 Olivier Hainque <hainque@adacore.com>
1327 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1328 defined and non-zero.
1330 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1333 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1336 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1339 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1340 label operand. Remove (use (unspec..)). Don't emit a label on
1342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1343 generate inline label for load_toc_v4_PIC_1b.
1344 (rs6000_emit_load_toc_table): Likewise.
1346 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1348 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1349 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1351 2005-03-29 Devang Patel <dpatel@apple.com>
1353 * tree-sra.c (decide_block_copy): Disable scalarization of
1356 2005-03-30 Stuart Hastings <stuart@apple.com>
1357 Dale Johannesen <dalej@apple.com>
1359 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1360 * print-tree.c (print_node): Add case STATEMENT_LIST.
1362 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1364 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1365 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1366 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1367 is given with "powerpc64*" or "all", or when --with-cpu chooses
1370 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1373 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1374 gen_lexical_block_die.
1375 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1377 2005-03-31 Jan Hubicka <jh@suse.cz>
1379 2004-11-02 Jan Hubicka <jh@suse.cz>
1381 * cgraph.c (cgraph_varpool_node_name): New function.
1382 (dump_cgraph_varpool_node): New function.
1383 (dump_varpool): New function.
1384 * cgraphunit.c (cgraph_optimize): Dump varpool.
1386 2004-10-16 Jan Hubicka <jh@suse.cz>
1388 * cgraph.c (decide_is_variable_needed): New function.
1389 (cgraph_varpool_finalize_decl): Use it.
1390 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1392 * final.c (output_addr_const): Do not call mark_referenced.
1393 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1394 always go via cgraph.
1395 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1396 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1397 * tree-optimize.c (execute_inline): Mark functions called.
1398 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1400 2004-10-11 Jan Hubicka <jh@suse.cz>
1402 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1403 (cgraph_varpool_last_needed_node): New static variable.
1404 (enqueue_needed_varpool_node): Break out from ...; add items to the
1405 end of queue; update first pointers.
1406 (cgraph_varpool_mark_needed_node): ... here.
1407 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1408 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1409 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1410 (cgraph_varpool_first_unanalyzed_node): Declare.
1411 * cgraphunit.c: Include output.h.
1412 (cgraph_varpool_analyze_pending_decls): New function.
1413 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1414 for errors, analyze pending decls.
1415 (cgraph_finalize_compilation_unit): Only analyze decls.
1416 (cgraph_optimize): Assemble the decls after expanding.
1418 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1420 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1421 subvars get marked properly in tags for grouping.
1422 (add_pointed_to_var): Mark only actual pointed to
1423 variables/subvars in addresses needed.
1424 (create_overlap_variables_for): Clear call clobbered on original
1426 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1427 addresable vars with subvars into list.
1428 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1431 2005-03-30 Richard Henderson <rth@redhat.com>
1433 * cgraph.h (struct cgraph_node): Add alias.
1434 * varasm.c (assemble_alias): Set it.
1435 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1436 avoid calling cgraph_expand_function.
1438 2005-03-30 Tom Tromey <tromey@redhat.com>
1440 * tree.def (FILE_TYPE): Removed.
1441 * typeclass.h (enum type_class): Removed file_type_class.
1442 * dwarf2out.c (is_base_type): Updated.
1443 (gen_type_die): Likewise.
1444 * dbxout.c (dbxout_type): Updated.
1445 * builtins.c (type_to_class): Updated.
1446 * tree.c (type_contains_placeholder_1): Updated.
1447 * config/sparc/sparc.c (sparc_type_code): Updated.
1448 * config/ia64/ia64.c (hfa_element_mode): Updated.
1449 * expr.c (count_type_elements): Updated.
1450 * stor-layout.c (layout_type): Updated.
1451 * tree-inline.c (remap_type): Updated.
1452 * tree-pretty-print.c (dump_generic_node): Updated.
1454 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1456 * builtins.c (expand_builtin_powi): Fix mode of
1457 2nd argument to match int.
1458 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1459 2nd argument type to int.
1460 * libgcc2.c: Change prototype of __powi* functions to use
1463 2005-03-30 Dale Johannesen <dalej@apple.com>
1466 * calls.c (expand_call): Flush pending deferrals before
1469 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1473 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1474 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1475 c_label_context, label_context_stack): New.
1476 * c-decl.c (define_label): Check for jumps into statement
1477 expressions. Add label to list of defined labels.
1478 (start_function): Push context on label_context_stack.
1479 (finish_function): Pop context from label_context_stack.
1480 * c-typeck.c (label_context_stack): New.
1481 (c_finish_goto_label): Check for jumps into statement
1482 expressions. Add label to list of jumped to labels.
1483 (struct c_switch): Add blocked_stmt_expr.
1484 (c_start_case): Initialize it.
1485 (do_case): Check it.
1486 (c_finish_case): Verify !blocked_stmt_expr.
1487 (c_begin_stmt_expr): Push context on label_context_stack.
1488 Increment blocked_stmt_expr. Mark labels jumped to from outside
1490 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1491 defined in the statement expression and no longer jumpable to.
1492 Mark labels jumped to from just outside the statement expression
1493 as again definable. Pop context from label_context_stack.
1494 * doc/extend.texi (Statement Exprs): Update.
1496 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1499 * c-decl.c (start_function): Check for old_decl being
1502 2005-03-30 Ian Lance Taylor <ian@airs.com>
1504 * final.c (final): Remove prescan parameter. Change all callers.
1505 (final_scan_insn): Remove prescan parameter. Change all callers.
1507 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1509 * tree-vectorizer.c: Fix comment typos.
1511 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1513 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1514 as soon as a chrec_dont_know is detected.
1516 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1518 Merge from csl-arm-branch.
1519 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1521 * tlink.c (recompile_files): Do not assume that "rename" can
1522 overwrite an existing file.
1524 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1526 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1527 * gcc/configure: Regenerate.
1529 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1531 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1533 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1535 * calls.c (struct arg_data): Update "partial" comment.
1536 (load_register_parameters): Update "nregs" comment.
1538 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1540 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1541 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1542 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1543 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1544 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1545 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1546 than target_flags & 0.
1547 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1548 (iq2000_arch, iq2000_parse_cpu): Delete.
1549 (TARGET_HANDLE_OPTION): Override default.
1550 (iq2000_handle_option): New function.
1551 (override_options): Remove -march= and -mcpu= handling.
1552 * config/iq2000/iq2000.opt: New file.
1554 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1556 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1557 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1558 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1559 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1560 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1561 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1562 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1563 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1564 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1565 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1566 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1567 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1568 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1569 (TARGET_OPTIONS): Delete.
1570 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1571 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1572 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1573 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1574 (c4x_cpu_version_string): Delete.
1575 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1576 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1577 equivalent -mcpu= option.
1578 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1579 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1580 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1581 or clearing the appropriate MASK_* bit.
1582 (c4x_file_start): Use c4x_cpu_version.
1583 * config/c4x/c4x.opt: New file.
1585 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1587 * doc/options.texi: Document the new MaskExists flag.
1588 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1589 if the option has the MaskExists flag.
1591 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1593 * opt-functions.awk (flag_set_p, test_flag): New functions.
1594 (switch_flags): Use them.
1595 * opth-gen.awk: Use flag_set_p to check for flags.
1596 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1598 2005-03-30 Ian Lance Taylor <ian@airs.com>
1600 * config.host (i[34567]86-*-mingw32*): Don't set
1601 host_can_use_collect2 to no.
1603 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1606 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1607 Remove convert_memory_address call duplicating that in memory_address.
1609 2005-03-29 Richard Henderson <rth@redhat.com>
1612 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1613 (build_compound_literal): Likewise. Propagate decl type into the
1615 (finish_decl): Likewise. Use new return value from complete_array_type
1616 for zero sized arrays.
1617 (complete_array_type): Move ...
1618 * c-common.c (complete_array_type): ... here. Change first argument
1619 to pointer-to-type-node. Consistently use sizetype for the index
1620 except for zero sized arrays. Detect zero sized arrays for pedantic
1621 mode diagnostics. Create a new type node instead of modifying the
1623 * c-tree.h (complete_array_type): Move decl ...
1624 * c-common.h (complete_array_type): ... here.
1626 2005-03-29 Richard Henderson <rth@redhat.com>
1629 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1631 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1633 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1634 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1635 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1636 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1638 2005-03-29 Eric Christopher <echristo@redhat.com>
1640 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1641 truthvalue conversion removal.
1643 2005-03-29 Ian Lance Taylor <ian@airs.com>
1646 * collect2.c: Never include <vfork.h>.
1647 (VFORK_STRING, vfork): Don't define.
1648 (pid): Remove global variable.
1649 (handler): Call raise instead of kill (getpid(), ...).
1650 (collect_wait): Add pex parameter. Change all callers. Use
1651 pex_get_status rather than pwait.
1652 (do_wait): Add pex parameter. Change all callers.
1653 (collect_execute): Return struct pex_obj * rather than void. Use
1654 pex routines rather than pexecute.
1655 (fork_execute): Get pex_obj from collect_execute, and pass it to
1657 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1658 Only declare quit_handler if SIGQUIT is defined.
1659 (scan_libraries): Likewise.
1660 * collect2.h (collect_execute): Update declaration.
1661 (collect_wait): Update declaration.
1662 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1663 pass it to collect_wait.
1665 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1668 * c-parser.c (c_parser_compound_statement_nostart): Give error
1669 message for EOF instead of just setting parser->error.
1671 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1673 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1674 (slpeel_update_phi_nodes_for_guard1): New function.
1675 (slpeel_update_phi_nodes_for_guard2): New function.
1676 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1677 of slpeel_update_phi_nodes_for_guard.
1678 (vectorize_loops): Remove call to loop_closed_rewrite.
1679 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1682 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1684 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1685 (TARGET_LITTLE_ENDIAN): New macro.
1686 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1687 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1688 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1689 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1690 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1691 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1692 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1693 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1694 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1695 (TARGET_OPTIONS): Delete.
1696 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1697 (CACHE_FLUSH_TRAP): Turn into an integer.
1698 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1699 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1700 -mflush-trap is in use.
1701 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1702 (m32r_cache_flush_trap_string): Delete.
1703 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1704 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1705 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1706 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1707 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1708 -mmodel= and -msdata= handling from...
1709 (m32r_init): ...here.
1710 * config/m32r/m32r.opt: New file.
1712 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1714 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1715 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1716 * tree-vect-analyze.c (vect_object_analysis): additional parm
1717 pass back a "struct ptr_info_def *" with the points-to info.
1718 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1719 statement using info returned from vect_object_analysis.
1720 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1721 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1722 for virtual uses and defs when creating a replacement vector
1723 reference. Call duplicate_ssa_name_ptr_info to define points-to
1724 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1725 (vectorizable_store): copy_virtual_operands and update
1726 definition statements.
1727 (vectorizable_load): copy_virtual_operands. Remove call to
1728 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1729 * tree-vectorizer.c (vectorize_loops): Remove calls to
1730 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1731 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1732 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1733 define macro STMT_VINFO_PTR_INFO for use in accessing.
1734 * tree.h add export of duplicate_ssa_name_ptr_info.
1735 * rs6000.c (altivec_init_builtins): Declare builtin function
1736 __builtin_altivec_mask_for_load to be "const".
1738 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1741 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1742 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1743 assemble_variable on aliases.
1744 * varasm.c (assemble_alias): Set node->alias.
1745 * toplev.c (wrapup_global_declarations): Don't call
1746 rest_of_decl_compilation on aliases again.
1748 2005-03-29 Paul Brook <paul@codesourcery.com>
1750 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1751 * config/arm/arm.c (arm_dbx_register_number): New function.
1752 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1754 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1757 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1758 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1760 2005-03-29 Dale Johannesen <dalej@apple.com>
1762 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1763 $(TREE_H) and $(COVERAGE_H).
1764 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1765 * opts.c (common_handle_option): Enable tree-based value transforms.
1766 * toplev.c (process_options): Ditto.
1767 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1768 refers to references to this type.
1769 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1770 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1771 for may_be_more, may_be_less.
1772 (rtl_gen_pow2_profiler): Adjust.
1773 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1774 (rtl_gen_one_value_profiler): Adjust.
1775 (rtl_gen_const_delta_profiler): Adjust.
1776 * tree-profile.c (tree_gen_interval_profiler): Implement.
1777 (tree_gen_pow2_profiler): Ditto.
1778 (tree_gen_one_value_profiler): Ditto.
1779 (tree_profiling): New.
1780 (pass_tree_profile): Reference it.
1781 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1783 (insn_divmod_values_to_profile): Rename to
1784 rtl_divmod_values_to_profile. Adjust.
1785 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1786 (insn_prefetch_values_to_profile): Adjust.
1787 (rtl_value_profile_transformations): Adjust.
1788 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1789 (gen_mod_pow2): Rename to rtl_mod_pow2.
1790 (gen_mod_subtract): Rename to rtl_mod_subtract.
1791 (divmod_fixed_value_transform): Rename to
1792 rtl_divmod_fixed_value_transform.
1793 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1794 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1795 (rtl_find_values_to_profile): Adjust.
1796 (tree_value_profile_transformations): Implement.
1797 (tree_divmod_values_to_profile): New.
1798 (tree_values_to_profile): New.
1799 (tree_divmod_fixed_value): New.
1800 (tree_mod_pow2): New.
1801 (tree_mod_subtract): New.
1802 (tree_divmod_fixed_value_transform): New.
1803 (tree_mod_pow2_value_transform): New.
1804 (tree_mod_subtract_transform): New.
1805 (tree_find_values_to_profile): Implement.
1806 * profile.c (instrument_values): Free histograms.
1807 (compute_value_histograms): Adjust. Implement tree version.
1809 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1811 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1812 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1813 variable. Output "fldcw" depending on round_mode.
1814 * config/i386/i386.md (UNSPEC_FIST): New.
1815 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1816 New isns patterns to implement lrint and llrint built-ins as x87
1818 (fistdi2, fist<mode>2 splitters): New splitters.
1819 (lrint<mode>2): New expanders.
1821 2005-03-28 Ian Lance Taylor <ian@airs.com>
1823 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1824 0 when calling final_scan_insn.
1826 2005-03-28 Jan Hubicka <jh@suse.cz>
1829 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1832 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1833 types where possible.
1835 2005-03-26 Per Bothner <per@bothner.com>
1837 Make -f[no-]show-column also control non-cpp diagnostics.
1838 * c.opt (fshow-column): Move option from here ...
1839 * common.opt (fshow-column): ... to here.
1840 * diagnostic.c (diagnostic_build_prefix): Only print column number
1841 if flag_show_column.
1843 2005-03-27 Steven Bosscher <stevenb@suse.de>
1845 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1846 vax_output_conditional_branch): New prototypes.
1847 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1848 extracted from vax.md mov and add patterns.
1849 (vax_output_conditional_branch): New function to output conditional
1850 branch instructions.
1851 * vax.md: Use mode macros for arithmetic and mov patterns.
1852 Use code macros for the jump patterns.
1854 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1856 * Makefile.in (libbackend.o): Depend on version files;
1857 add custom generation command.
1859 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1862 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1863 sure that we have a REG before getting its REGNO.
1865 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1867 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1868 * builtins.def (BUILT_IN_STRNDUP): New.
1870 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1872 PR tree-optimization/20470
1873 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1876 2005-03-25 Mike Stump <mrs@apple.com>
1878 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1881 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1883 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1884 Use our own structure definitions.
1886 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1887 (fix_truncdfsi2): Allow registers or memory as destination.
1888 When TARGET_PPC_GFXOPT, generate simplified pattern.
1889 (fix_truncdfsi2_internal): Use define_insn_and_split.
1890 (fix_truncdfsi2_internal_gfxopt): New.
1891 (fctiwz): Don't confuse register allocation by giving it no choices.
1893 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1894 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1895 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1896 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1898 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1900 * dominance.c (free_dominance_info): Speed up by freeing et
1901 data structures without maintaining other nodes.
1902 * et-forest.c (et_free_tree_force): New.
1903 * et-forest.h: Add a prototype for et_free_tree_force.
1905 * tree.c (get_set_constructor_bits,
1906 get_set_constructor_bytes): Remove.
1907 * tree.h: Remove the corresponding prototypes.
1909 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1912 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1913 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1914 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1915 PRE_DEC, NEG and NOT.
1917 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1919 * fold-const.c: Convert uses of fold (build (...)) to
1922 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1924 PR rtl-optimization/20249
1925 * cse.c (insert_regs): Do not record equivalence of registers in
1928 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1930 * emit-rtl.c (reverse_comparison): Remove.
1931 * rtl.h: Remove the corresponding prototype.
1933 2005-03-24 James E Wilson <wilson@specifixinc.com>
1935 * doc/install.texi (--enable-altivec): Delete docs.
1937 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1939 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1940 SFmode and DFmode before reload when
1941 flag_unsafe_math_optimizations not enabled.
1943 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1945 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1947 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1948 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1950 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1952 * configure.ac (enable-checking): Add 'runtime' option.
1953 * doc/install.texi (enable-checking): Document 'runtime' checking.
1954 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1955 * config.in: Regenerated.
1956 * configure: Regenerated.
1958 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1960 * optabs.h (enum optab_index): Remove OTI_llrint.
1961 (llrint_optab): Remove macro.
1962 * optabs.c (init_optabs): Remove llrint_optab initialization.
1963 * genopinit.c (optabs): Remove llrint_optab implementation.
1964 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1967 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1969 PR rtl-optimization/20532
1970 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1971 overflow when adding coefficients for PLUS or MINUS.
1972 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1975 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1977 * langhooks.h (truthvalue_conversion): Remove.
1978 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1979 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1980 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1981 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1982 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1984 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1986 * params.def: Fix a typo.
1987 * config/mips/mips.c: Follow the spelling convensions.
1988 * doc/invoke.texi: Fix typos.
1990 2005-03-18 Dale Johannese <dalej@apple.com>
1992 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1994 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1996 Fix PR tree-optimization/20601
1998 * tree-ssa-pre.c (insert_aux): Add missing condition to
2001 2005-03-23 Ian Lance Taylor <ian@airs.com>
2003 * final.c (final_scan_insn): Don't remove no-op instructions.
2004 * reload1.c (reload): Remove simple no-op instructions even when
2007 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2009 PR tree-optimization/20501
2010 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2011 reporting that peeling for alignment is applied moved to...
2012 * (vect_analyze_data_refs_alignment): Here.
2014 2005-03-23 Ian Lance Taylor <ian@airs.com>
2016 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2018 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2020 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2021 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2023 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2025 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2026 imply that this is called once, independent of asms in code.
2027 Adjust to now being pased output and input lists. Mention helper
2028 function decl_overlaps_hard_reg_set_p.
2029 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2030 hook_tree_tree_identity and to take three trees, returning third.
2031 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2033 * stmt.c: include hard-reg-set.h before tree.h.
2034 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2035 (decl_conflicts_with_clobbers_p): Call
2036 decl_overlaps_hard_reg_set_p.
2037 (expand_asm_operands): Pass output and input lists in call to
2038 targetm.md_asm_clobbers.
2039 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2040 hook_tree_tree_tree_tree_3rd_identity.
2041 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2043 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2044 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2045 parameters, first two unused.
2046 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2047 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2048 in constraint letters and MOF is not mentioned as a asm-declared
2049 register in neither of the input and output lists.
2051 2005-03-23 DJ Delorie <dj@redhat.com>
2053 * optabs.c (expand_binop): Make sure the first subword's result
2056 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2058 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2059 Call c_common_truthvalue_conversion rather than
2060 lang_hooks.truthvalue_conversion.
2061 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2062 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2064 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2065 c_common_truthvalue_conversion.
2066 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2067 c_parser_conditional_expression, c_parser_binary_expression): Call
2068 c_objc_common_truthvalue_conversion.
2069 * c-typeck.c (build_unary_op): Call
2070 c_objc_common_truthvalue_conversion.
2071 (build_conditional_expr): Do not call
2072 lang_hooks.truthvalue_conversion.
2073 (build_binary_op): Call c_common_truthvalue_conversion.
2074 (c_objc_common_truthvalue_conversion): Moved from
2075 c-objc-common.c. Call default_function_array_conversion instead
2076 of default_conversion.
2078 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2080 * c-common.h (default_conversion): Remove.
2081 (perform_integral_promotions): Add.
2082 * c-tree.h (default_conversion): Add.
2083 * c-typeck.c (perform_integral_promotions): New, split out from
2085 * c-common.c (check_case_value): Use perform_integral_promotions,
2086 not default_conversion.
2087 (c_add_case_label): Don't continue processing case label after
2088 found to be pointer.
2090 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2092 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2093 the prefix list if we have already added a multilib directory
2095 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2098 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2100 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2102 * reload.h: Remove the prototype for indirect_symref_ok.
2104 * reload1.c (indirect_symref_ok): Make it global.
2105 * reload.h: Add a prototype for indirect_symref_ok.
2107 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2109 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2112 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2114 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2116 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2118 * c-opts.c (c_common_parse_file): Only start/end main source file
2119 if debug hooks says the writer wants it.
2120 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2122 (xcoff_debug_hooks): Ditto.
2123 * debug.c (do_nothing_hooks): Ditto.
2124 * debug.h (gcc_debug_hooks): Ditto.
2125 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2126 * sdbout.c (sdb_debug_hooks): Ditto.
2127 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2129 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2131 * doc/extend.texi: Deprecate C++ min/max operators.
2133 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2135 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2136 artificial original candidates.
2138 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2139 Jan Hubicka <jh@suse.cz>
2140 Steven Bosscher <stevenb@suse.de>
2142 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2143 call cost based on argument sizes.
2144 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2146 * params.def: (max-inline-inssn-single): Set to 450.
2147 (max-inline-insns-auto): Set to 90.
2148 (max-inline-insns-recursive): Set to 450
2149 (max-inline-insns-recursive-auto): Set to 450.
2150 (large-function-insns): Set to 2700.
2151 (inline-call-cost): New parameter.
2152 * tree-inline.c (estimate_move_cost): New function.
2153 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2154 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2156 * tree-inline.h (estimate_move_cost): Declare.
2157 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2158 (max-inline-insns-auto): Change default to 90.
2159 (max-inline-insns-recursive): Change default to 450
2160 (max-inline-insns-recursive-auto): Change default to 450.
2161 (large-function-insns): Change default to 2700.
2162 (inline-call-cost): Document new parameter.
2164 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2166 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2167 (TARGET_DEFAULT): Delete.
2168 * config/i860/i860.opt: New file.
2170 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2172 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2173 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2174 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2175 (frv_sched_lookahead): Delete.
2176 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2177 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2178 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2179 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2180 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2181 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2182 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2183 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2184 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2185 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2186 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2187 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2188 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2189 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2190 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2191 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2192 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2193 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2194 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2195 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2196 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2197 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2198 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2199 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2200 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2201 (frv_sched_lookahead): Delete.
2202 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2203 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2204 (frv_handle_option): New function. Move -mcpu= handling from...
2205 (frv_override_options): ...here. Remove handling of other
2207 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2208 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2209 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2210 and TARGET_NO_MULTI_CE.
2211 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2212 !TARGET_VLIW_BRANCH.
2213 * config/frv/frv.opt: New file.
2215 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2217 * fold-const.c (fold_ternary): Take decomposed arguments of
2219 (fold): Update a call to fold_ternary.
2221 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2222 * tree.h: Add corresponding prototypes.
2224 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2227 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2228 between jump table and its label.
2229 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2230 resp. ADDR_DIFF_VEC and the label preceeding it.
2231 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2232 is emitted in the right section.
2234 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2236 * fold-const.c (fold_unary, fold_binary): Update comments
2239 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2241 PR rtl-optimization/20527
2242 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2243 REG_INC note, test that the register also isn't mentioned in PRED
2246 2005-03-22 Ben Elliston <bje@au.ibm.com>
2248 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2251 2005-03-21 Mike Stump <mrs@apple.com>
2253 * varasm.c (default_assemble_visibility): Remove extra ().
2255 2005-03-21 Roger Sayle <roger@eyesopen.com>
2258 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2259 to determine whether a block can be duplicated, rather than test
2260 whether the block contains noncopyable insns ourselves.
2262 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2264 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2267 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2269 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2271 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2273 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2274 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2275 * config/fr30/fr30.opt: New file.
2277 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2279 Fix PR tree-optimization/20542
2281 * tree-flow-inline.h (overlap_subvar): Move to here.
2282 * tree-ssa-operands.c: From here.
2283 * tree-flow.h (overlap_subvar): Declare.
2284 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2285 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2286 for variables with subvars.
2288 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2291 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2292 * modulo-sched.c (const_iteration_count): Return on NULL
2294 (print_node_sched_params): Return on NULL dump_file.
2295 (generate_reg_moves): Handle reg-anti dependencies and disregard
2296 closing branch when generating register moves.
2297 (sms_schedule): Mark the SMSed block dirty.
2298 * passes.c (rest_of_handle_sms): Call update_life_info for all
2300 * testsuite/gcc.dg/20050321-1.c: New test.
2302 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2304 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2305 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2306 movqi_internal): Likewise.
2308 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2310 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2311 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2312 xtensa_b4const): Delete prototypes.
2313 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2314 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2315 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2316 xtensa_extra_constraint): New prototypes.
2317 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2318 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2319 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2320 move_operand, const_float_1_operand, fpmem_offset_operand,
2321 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2322 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2323 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2324 argument type to HOST_WIDE_INT.
2325 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2326 xtensa_mask_immediate): Likewise.
2327 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2328 Likewise. Also make these functions static.
2329 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2330 (xtensa_const_ok_for_letter_p): New.
2331 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2332 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2333 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2334 move_operand, const_float_1_operand, fpmem_offset_operand,
2335 branch_operator, ubranch_operator, boolean_operator): Move to
2337 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2338 (xtensa_mem_offset): Change return type to bool.
2339 (xtensa_extra_constraint): New.
2340 (gen_int_relational): Update type of const_range_p function pointer.
2341 Use xtensa_b4const_or_zero.
2342 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2343 xtensa_const_ok_for_letter_p. Update comments.
2344 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2345 (PREDICATE_CODES): Delete.
2346 * config/xtensa/xtensa.md: Include predicates.md.
2347 * config/xtensa/predicates.md: New file.
2349 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2351 * config/v850/v850-protos.h: Remove the prototypes for
2352 reg_or_int9_operand, reg_or_const_operand,
2353 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2354 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2355 movsi_source_operand, power_of_two_operand,
2356 not_power_of_two_operand, special_symbolref_operand,
2357 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2358 register_is_ok_for_epilogue.
2359 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2360 reg_or_int9_operand, reg_or_const_operand,
2361 call_address_operand, special_symbolref_operand,
2362 movsi_source_operand, power_of_two_operand,
2363 not_power_of_two_operand, register_is_ok_for_epilogue,
2364 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2365 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2367 * config/v850/v850.h (PREDICATE_CODES): Remove.
2368 * config/v850/v850.md: Include predicates.md.
2369 * config/v850/predicates.md: New.
2371 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2373 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2374 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2375 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2376 (itoolsdir, itoolsdatadir): Move definition above new first use.
2377 (install-itoolsdirs): New rule.
2378 (install-mkheaders): Depend on install-itoolsdirs, not
2379 install-include-dir.
2381 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2383 * tree-into-ssa.c: Remove obsolete comments.
2385 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2387 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2388 unrolling if -fpeel-loops is specified, too.
2389 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2390 Remove superfluous check for flag_unroll_loops.
2392 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2394 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2395 (lrint_optab, llrint_optab): Define corresponding macros.
2396 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2397 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2398 pattern and llrint_optab using llrintdi2 patterns.
2399 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2400 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2401 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2402 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2403 flag_unsafe_math_optimizations is set.
2405 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2407 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2408 simplify_logical, if_then_else_cond, known_cond,
2409 simplify_comparison): Adjust calls to reverse_comparison.
2410 Don't use combine_reversed_comparison_code).
2411 (combine_reversed_comparison_code): Remove.
2412 (reversed_comparison): Using reversed_comparison_code, move it...
2413 * jump.c (reversed_comparison): ... here.
2414 * rtl.h (reversed_comparison): Add prototype.
2416 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2418 * builtins.c (fold_builtin): Take decomposed arguments of
2420 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2421 * gimplify.c (gimplify_call_expr): Likewise.
2422 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2423 * tree.h: Update the prototype of fold_builtin.
2425 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2427 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2428 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2429 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2430 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2431 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2433 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2435 * builtins.c (fold_builtin_1): Take decomposed arguments of
2437 (fold_builtin): Update a call to fold_builtin_1.
2439 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2442 * gcov.c (output_lines): Only output function block summary when
2443 outputting branch information.
2444 * doc/gcov.texi: Document format of preamble and additional block
2447 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2449 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2450 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2451 the defaults false if BITS_PER_UNIT != 8.
2452 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2453 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2454 than BITS_PER_UNIT != 8.
2455 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2456 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2457 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2459 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2460 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2462 2005-03-20 Roger Sayle <roger@eyesopen.com>
2465 * fold-const.c (fold_binary): Fix type mismatch between
2466 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2467 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2468 for non-truth-valued expressions.
2470 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2471 and FUNCTION_DECL in the main switch.
2472 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2473 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2474 we also need to convert their operands to match.
2475 <TRUTH_NOT_EXPR>: Likewise.
2477 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2479 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2480 diagnostic without checking whether an lvalue.
2481 * c-common.h (lvalue_p): Remove.
2482 (enum lvalue_use): Update comment.
2483 (lvalue_or_else): Replace by lvalue_error.
2484 * c-typeck.c (lvalue_p): Make static.
2485 (lvalue_or_else): New. Call lvalue_error.
2487 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2489 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2490 (function_arg_advance): Use rs6000_parm_start.
2491 (function_arg, rs6000_arg_partial_bytes): Likewise.
2493 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2495 * c-common.c (check_case_value): Adjust comment about stripping
2497 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2498 * c-typeck.c (default_conversion, convert_arguments,
2499 build_modify_expr, convert_for_assignment, store_init_value,
2500 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2501 manually. Remove inaccurate comments.
2503 2005-03-20 Roger Sayle <roger@eyesopen.com>
2504 Joseph S. Myers <joseph@codesourcery.com>
2506 * varasm.c (do_assemble_alias): Restore comment describing function.
2507 Annotate the target parameter as potentially unused.
2509 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2512 * config/avr/avr.c (avr_output_function_prologue): Do not use
2513 current_function_name() in a label, use a local label instead.
2515 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2517 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2518 flag_finite_math_only, not flag_unsafe_math_optimizations.
2520 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2522 * builtins.c (fold_builtin_1): Update a call to
2523 targetm.fold_builtin.
2524 * hooks.c (hook_tree_tree_bool_null): Rename to
2525 hook_tree_tree_tree_bool_null. Take one more argument of type
2527 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2528 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2529 hook_tree_tree_tree_bool_null.
2530 * target.h (gcc_target): Update the prototype of fold_builtin.
2531 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2532 arguments of CALL_EXPR.
2533 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2536 2005-03-20 Jan Hubicka <jh@suse.cz>
2538 * cgraph.h (cgraph_node): Add prev_clone pointer.
2539 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2540 (cgraph_clone_node): Produce doubly linked chain.
2542 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2544 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2545 get_nonnull_operand, handle_sentinel_attribute,
2546 check_function_arguments_recurse): Do not strip NOPS from
2548 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2550 * c-format.c (get_constant): Likewise.
2551 * c-parser.c (c_parser_postfix_expression): Likewise.
2552 * c-typeck.c (set_init_index): Likewise.
2553 (convert_arguments): Don't check for NOP_EXPR containing integer
2556 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2558 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2559 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2560 Take decomposed arguments of CALL_EXPR.
2561 (fold_builtin_1): Update calls to the functions mentioned
2564 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2566 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2567 width to have integer type.
2568 (build_enumerator): Require enumerator value to have integer type.
2570 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2572 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2575 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2577 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2578 std=iso9899:199x): Correct descriptions.
2580 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2582 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2585 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2587 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2589 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2590 fold_builtin_memcpy.
2592 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2593 arguments of CALL_EXPR.
2594 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2595 fold_builtin_found, fold_builtin_1): Update calls to
2596 fold_trunc_transparent_mathfn.
2598 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2601 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2602 function pointers on targets that require function pointer
2604 (fold_sign_changed_comparison): Likewise.
2606 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2608 * combine.c (try_combine): When changing the mode of a hard reg, make
2609 sure that doing so is valid.
2611 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2613 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2614 (TARGET_HANDLE_OPTION): Override default.
2615 (avr_handle_option): New function.
2616 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2617 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2618 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2619 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2620 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2621 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2622 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2623 (TARGET_OPTIONS): Delete.
2624 * config/avr/avr.opt: New file.
2626 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2628 * config/m32r/m32r-protos.h: Remove the prototypes for
2629 call_address_operand, symbolic_operand, seth_add3_operand,
2630 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2631 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2632 two_insn_const_operand, move_src_operand,
2633 move_double_src_operand, move_dest_operand,
2634 eqne_comparison_operator, signed_comparison_operator,
2635 large_insn_p, conditional_move_operand, carry_compare_operand,
2636 m32r_block_immediate_operand, extend_operand,
2637 reg_or_eq_int16_operand, int8_operand, and
2638 reg_or_zero_operand.
2639 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2640 seth_add3_operand, int8_operand, cmp_int16_operand,
2641 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2642 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2643 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2644 move_double_src_operand, move_dest_operand,
2645 eqne_comparison_operator, signed_comparison_operator,
2646 extend_operand, small_insn_p, large_insn_p,
2647 conditional_move_operand, carry_compare_operand,
2648 m32r_block_immediate_operand): Move to predicates.md.
2649 (MAX_MOVE_BYTES): Move to m32r.h.
2650 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2651 * config/m32r/m32r.md: Include predicates.md.
2652 * config/m32r/predicates.md: New.
2654 2005-03-18 James E Wilson <wilson@specifixinc.com>
2657 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2660 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2662 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2663 call_address_operand, const_8bit_operand.
2664 * config/mn10300/mn10300.c (call_address_operand,
2665 const_8bit_operand, const_1f_operand): Move to predicates.md.
2666 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2667 * config/mn10300/mn10300.md: Include predicates.md.
2668 * config/mn10300/predicates.md: New.
2670 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2672 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2673 declarations in diagnostics and %E for identifiers, not %s.
2675 2005-03-18 Jan Hubicka <jh@suse.cz>
2676 Dale Johannesen <dalej@apple.com>
2678 * basic-block.h (scale_bbs_frequencies_int,
2679 scale_bbs_frequencies_gcov_type): Declare.
2680 * cfg.c (RDIV): New macro.
2681 (update_bb_frequency_for_threading): Fix.
2682 * basic-block.h (scale_bbs_frequencies_int,
2683 scale_bbs_frequencies_gcov_type): New.
2684 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2685 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2686 scale_bbs_frequencies_int.
2687 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2689 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2691 * config/m32r/m32r-protos.h: Remove the prototypes for
2692 call_address_operand, symbolic_operand, seth_add3_operand,
2693 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2694 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2695 two_insn_const_operand, move_src_operand,
2696 move_double_src_operand, move_dest_operand,
2697 eqne_comparison_operator, signed_comparison_operator,
2698 large_insn_p, conditional_move_operand, carry_compare_operand,
2699 m32r_block_immediate_operand, extend_operand,
2700 reg_or_eq_int16_operand, int8_operand, and
2701 reg_or_zero_operand.
2702 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2703 seth_add3_operand, int8_operand, cmp_int16_operand,
2704 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2705 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2706 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2707 move_double_src_operand, move_dest_operand,
2708 eqne_comparison_operator, signed_comparison_operator,
2709 extend_operand, small_insn_p, large_insn_p,
2710 conditional_move_operand, carry_compare_operand,
2711 m32r_block_immediate_operand): Move to predicates.md.
2712 (MAX_MOVE_BYTES): Move to m32r.h.
2713 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2714 * config/m32r/m32r.md: Include predicates.md.
2715 * config/m32r/predicates.md: New.
2717 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2719 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2720 symbolic_operand, symbolic_memory_operand,
2721 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2722 indexed_memory_operand, move_dest_operand, move_src_operand,
2723 prefetch_cc_operand, prefetch_nocc_operand,
2724 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2725 arith_operand, arith11_operand, pre_cint_operand,
2726 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2727 ireg_operand, int5_operand, uint5_operand, int11_operand,
2728 uint32_operand, arith5_operand, and_operand, ior_operand,
2729 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2730 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2731 shadd_operand, movb_comparison_operator,
2732 cmpib_comparison_operator): Move to predicates.md.
2733 (magic_milli, shadd_constant_p): Make it extern.
2734 * config/pa/pa.h (PREDICATE_CODES): Remove.
2735 * config/pa/pa.md: Include predicates.md.
2736 * config/pa/predicates.md: New.
2738 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2741 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2743 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2744 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2745 config/alpha/freebsd.h, config/alpha/linux.h,
2746 config/alpha/netbsd.h, config/alpha/osf5.h,
2747 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2748 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2749 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2750 doc/cppopts.texi: Update copyright.
2752 2005-03-18 Jan Hubicka <jh@suse.cz>
2755 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2757 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2760 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2762 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2765 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2767 * combine.c (gen_binary): Remove.
2768 (known_cond, simplify_shift_const, find_split_point,
2769 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2770 simplify_logical, expand_field_assignment, extract_left_shift,
2771 force_to_mode, if_then_else_cond, apply_distributive_law,
2772 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2773 simplify_comparison, reversed_comparison): Replace with
2774 simplify_gen_binary, simplify_gen_relational or
2775 distribute_and_simplify_rtx.
2776 (distribute_and_simplify_rtx): New function.
2778 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2779 Paolo Bonzini <gcc.gnu.org>
2781 * calls.c (setjmp_call_p, special_function_p): Update comments
2782 at the head of the functions.
2784 2005-03-18 Jan Hubicka <jh@suse.cz>
2786 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2788 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2789 function body should be released; do not proactively release function
2790 bodies in non-unit-at-a-time mode.
2792 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2794 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2795 mno-fp-ret-in-387 multilib variants.
2797 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2799 * common.opt (m): Remove.
2800 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2802 (common_handle_option): Remove OPT_m case.
2804 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2806 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2808 (fold_builtin_1): Update a call to fold_builtin_bitop.
2810 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2812 (fold_builtin_1): Update a call to fold_builtin_signbit.
2814 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2816 PR tree-optimization/20474
2817 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2818 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2820 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2822 * config/h8300/h8300-protos.h: Remove prototypes for
2823 general_operand_src, general_operand_dst, single_one_operand,
2824 single_zero_operand, call_insn_operand,
2825 two_insn_adds_subs_operand, small_call_insn_operand,
2826 jump_address_operand, bit_operand, bit_memory_operand,
2827 stack_pointer_operand, const_int_gt_2_operand,
2828 const_int_ge_8_operand, const_int_qi_operand,
2829 const_int_hi_operand, incdec_operand, bit_operator,
2830 nshift_operator, eqne_operator, gtle_operator,
2831 gtuleu_operator, iorxor_operator.
2832 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2833 h8300_ldm_stm_parallel.
2834 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2836 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2837 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2838 (h8300_ldm_stm_parallel): Make it extern.
2839 (h8300_ldm_parallel, h8300_stm_parallel,
2840 h8300_return_parallel, general_operand_src,
2841 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2842 nibble_operand, reg_or_nibble_operand, single_one_operand,
2843 single_zero_operand, call_insn_operand,
2844 two_insn_adds_subs_operand, small_call_insn_operand,
2845 jump_address_operand, bit_operand, bit_memory_operand,
2846 stack_pointer_operand, const_int_gt_2_operand,
2847 const_int_ge_8_operand, const_int_qi_operand,
2848 const_int_hi_operand, incdec_operand, eqne_operator,
2849 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2850 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2851 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2852 nshift_operator): Move to predicates.md.
2853 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2854 * config/h8300/h8300.md: Include predicates.md.
2855 * config/h8300/predicates.md: New.
2857 2005-03-17 Richard Henderson <rth@redhat.com>
2859 * config.gcc (ia64*-*-hpux*): Add extra_options.
2860 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2861 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2862 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2863 (ia64_tls_size_string, ia64_tune_string): Remove.
2864 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2865 (TARGET_DEFAULT_TARGET_FLAGS): New.
2866 (TARGET_HANDLE_OPTION): New.
2867 (ia64_override_options): Move options parsing ...
2868 (ia64_handle_option): ... here. New.
2869 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2870 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2871 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2872 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2873 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2874 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2875 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2876 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2877 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2878 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2879 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2880 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2881 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2882 TARGET_EARLY_STOP_BITS): Remove.
2883 (TARGET_ILP32): Default false.
2884 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2885 (enum ia64_inline_type): New.
2886 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2887 * config/ia64/ia64.md: Update for new definitions of
2888 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2889 * config/ia64/ia64.opt: New file.
2890 * config/ia64/ilp32.opt: New file.
2892 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2895 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2897 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2899 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2900 instead of MASK_H8300S.
2901 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2902 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2903 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2904 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2905 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2906 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2907 TARGET_SWITCHES): Remove.
2908 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2910 * config/h8300/h8300.opt: New.
2912 * config/alpha/alpha.opt, config/arc/arc.opt,
2913 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2916 2005-03-17 Ian Lance Taylor <ian@airs.com>
2920 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2922 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2923 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2924 (TARGET_HANDLE_OPTION): Override default.
2925 (arc_handle_option): New function.
2926 (arc_init): Remove code to set arch_cpu_string.
2927 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2928 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2929 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2930 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2931 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2932 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2933 (arc_rodata_string, TARGET_OPTIONS): Delete.
2934 * config/arc/arc.opt: New file.
2936 2005-03-17 Richard Henderson <rth@redhat.com>
2938 * doc/extend.texi (Weak Pragmas): New section.
2939 (attribute alias): Clarify that target must be in the same
2942 2005-03-17 Richard Henderson <rth@redhat.com>
2944 * config/alpha/alpha.opt: New file.
2945 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2947 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2948 alpha_fprm_string, alpha_fptm_string): Make static.
2949 (alpha_tls_size_string): Remove.
2950 (alpha_handle_option): New.
2951 (override_options): Update for alpha_cpu/alpha_tune split.
2952 (alpha_file_start): Likewise.
2953 (TARGET_DEFAULT_TARGET_FLAGS): New.
2954 (TARGET_HANDLE_OPTION): New.
2955 * config/alpha/alpha.h (alpha_tune): Declare.
2956 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2957 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2958 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2959 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2960 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2961 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2962 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2963 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2964 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2965 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2966 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2967 (TARGET_DEFAULT): Remove MASK_FP.
2968 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2969 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2970 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2971 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2972 alpha_tls_size_string): Remove.
2973 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2974 (attribute tune): Rename from attribute cpu.
2975 * config/alpha/ev4.md: Update to match.
2976 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2977 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2978 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2979 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2980 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2981 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2983 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2985 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2986 and return without creating new state if before_nops_num is nonzero.
2987 * config/ia64/ia64.md (first_insn): New attribute.
2988 (alloc): Set it to yes.
2990 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2992 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2993 STMT_VINFO_SUBVARS to NULL.
2994 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2996 2005-03-16 Dale Johannesen <dalej@apple.com>
2998 * rtlanal.c (find_first_parameter_load): Rewrite to
2999 return actual first param load or the call if none,
3000 instead of first in block, when not all loads exist.
3002 2005-03-16 Roger Sayle <roger@eyesopen.com>
3004 * optabs.c (expand_copysign_absneg): Make static.
3005 * optabs.h (expand_copysign_absneg): Delete prototype.
3006 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3008 2005-03-16 Richard Henderson <rth@redhat.com>
3011 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3012 (alias_pairs): Rename from output_defs.
3013 (find_decl_and_mark_needed): Split out from assemble_alias.
3014 (do_assemble_alias): New.
3015 (assemble_output_def): Remove.
3016 (finish_aliases_1, finish_aliases_2): New.
3017 (process_pending_assemble_output_defs): Remove.
3018 (assemble_alias): Defer aliases for which we don't yet have a
3019 non-external decl for the target symbol.
3020 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3021 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3022 * toplev.c (compile_file): Use finish_aliases_2 instead of
3023 process_pending_assemble_output_defs.
3024 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3025 (process_pending_assemble_output_defs): Remove.
3027 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3029 Fix PR tree-optimization/20489
3031 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3032 for empty structures.
3034 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3036 Fix PR tree-optimization/20490
3038 * tree-ssa-pre.c (create_expression_by_pieces): Use
3039 force_gimple_operand on result of fold.
3041 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3043 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3044 of closing parenthesis.
3046 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3048 * builtins.c (expand_movstr): Update a call to
3049 fold_builtin_strcpy.
3050 (expand_builtin_strncpy): Update a call to
3051 fold_builtin_strncpy.
3052 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3053 arguments of CALL_EXPR.
3054 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3055 fold_builtin_strncpy.
3056 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3057 * tree.h: Update the prototypes of fold_builtin_strcpy and
3058 fold_builtin_strncpy.
3060 2005-03-16 Steven Bosscher <stevenb@suse.de>
3061 Dorit Naishlos <dorit@il.ibm.com>
3063 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3064 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3067 2005-03-16 Steven Bosscher <stevenb@suse.de>
3069 * tree-inline.c (walk_type_fields, walk_tree,
3070 walk_tree_without_duplicates): Move from here...
3071 * tree.c: ...to here.
3073 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3075 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3076 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3077 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3078 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3079 (version): Define using $(BASEVER_c).
3080 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3082 (version.o): Depend on version files; add custom generation command.
3083 (prefix.o): Define BASEVER on command line.
3084 (s-iov): Depend on version files; adjust command.
3085 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3087 (gcc-vers.texi): New rule.
3088 (doc/%.info, doc/%.dvi): Add -I . to command line.
3089 (doc/gccinstall.dvi): Likewise.
3090 (PACKAGE): Delete. All uses replaced with "gcc".
3091 * aclocal.m4: Do not include gcc-version.m4.
3092 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3093 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3094 Set is_release based on contents of DEV-PHASE.
3095 Set gcc_version based on contents of BASE-VER.
3096 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3097 * config.in, configure: Regenerate.
3098 * gccbug.in: Determine version of GCC in use at runtime.
3099 * gcov-iov.c: Get version number and development phase from
3100 command line, not by including version.c.
3101 * intl.c: Replace all uses of PACKAGE with "gcc".
3102 * libada-mk.in: Delete unused "gcc_version" variable.
3103 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3104 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3105 commentary to match.
3106 (version_string): Put together from pieces.
3107 * config/alpha/x-vms: Do not use $(gcc_version).
3108 * config/i386/t-nwld: Likewise.
3109 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3110 version-GCC and DEVELOPMENT.
3112 2005-03-15 Roger Sayle <roger@eyesopen.com>
3114 PR tree-optimization/17454
3115 * tree.c (tree_size): Add case for TREE_BINFO.
3116 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3117 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3119 2005-03-15 Roger Sayle <roger@eyesopen.com>
3121 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3122 op1 whilst expanding the signed widenening multiply variant.
3124 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3126 * toplev.c (display_target_options): Avoid unused variable warning if
3127 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3128 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3129 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3130 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3131 (mips_isa_info): New variable.
3132 (mips_parse_cpu): Remove the first argument and leave the caller
3134 (TARGET_HANDLE_OPTION): Override default.
3135 (mips_handle_option): New function. Move option validation code from...
3136 (override_options): ...here. Update calls to mips_parse_cpu.
3137 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3138 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3139 (SUBTARGET_TARGET_OPTIONS): Delete.
3140 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3141 (mno-flush-func, mtune=): New options.
3143 2005-03-15 Roger Sayle <roger@eyesopen.com>
3144 Richard Henderson <rth@redhat.com>
3146 * real.c (c4x_single_format, c4x_extended_format): Provide values
3147 for signbit_ro for c4x's single and extended floating point formats.
3148 * optabs.c (expand_copysign): Use the floating point format's
3149 signbit_ro for expanding via expand_copysign_absneg, and it's
3150 signbit_rw field for expanding via expand_copysign_bit.
3152 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3154 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3155 known_alignment_for_access_p.
3156 (known_alignment_for_access_p): New.
3157 (do_peeling_for_alignment): Field made int instead of bool and renamed
3158 to peeling_for_alignment.
3159 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3160 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3161 functionality used to be in vect_analyze_operations.
3162 (vect_analyze_operations): Code to determine vectorization factor was
3163 moved to vect_determine_vectorization_factor.
3164 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3165 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3167 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3168 be part of vect_analyze_operations).
3169 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3170 creating the guard condition, as the number of iterations may be
3172 (slpeel_tree_peel_loop_to_edge): Use new name of
3173 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3174 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3175 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3176 (vect_do_peeling_for_alignment): Use fold.
3177 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3179 (vect_update_inits_of_dr): Renamed to
3180 vect_update_init_of_dr.
3181 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3182 (vectorizable_store): Fix assertion to use == instead of =.
3184 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3186 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3187 call_used_regs for wCG registers.
3189 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3191 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3192 for non-offsettable memory references to cope with outstanding reload
3193 replacements, take 2.
3195 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3198 * config/i386/i386.h (x86_fisttp): New.
3199 (TARGET_FISTTP): New macro.
3200 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3201 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3202 instruction when fisttp flag is set.
3203 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3205 * config/i386/i386.md (type attribute): Add fisttp.
3206 (unit attribute): Set to i387 for fisttp type.
3207 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3208 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3210 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3211 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3213 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3214 patterns for TARGET_FISTTP. Enable patterns for
3215 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3216 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3217 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3218 implement fisttp x87 insn.
3219 (fix_trunc*_i387_fisttp splitters): New patterns.
3220 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3221 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3222 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3224 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3225 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3226 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3227 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3228 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3229 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3230 Disable patterns for TARGET_FISTTP.
3231 (fix_trunc*_i387 splitters): Implement usign mode macros.
3232 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3233 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3234 (fix_trunx*_sse peephole2s): Implement using mode macros.
3236 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3238 PR rtl-optimization/20291
3239 * combine.c (try_combine): If splitting fails, re-try with
3240 original combined pattern, i.e. before clobber stripping.
3242 2005-03-14 Eric Christopher <echristo@redhat.com>
3244 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3245 STACK_GROWS_DOWNWARD.
3247 2005-03-14 Roger Sayle <roger@eyesopen.com>
3249 * real.h (struct real_format): Split the signbit field into two
3250 two fields, signbit_ro and signbit_rw.
3251 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3252 mips_double_format, ieee_extended_motorola_format,
3253 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3254 ieee_extended_intel_128_format, ibm_extended_format,
3255 mips_extended_format, ieee_quad_format, mips_quad_format,
3256 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3257 i370_double_format, c4x_single_format, c4x_extended_format,
3258 real_internal_format): Update initializers for new field.
3259 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3260 real_format structure.
3261 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3262 field of the real_format structure.
3264 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3266 Fix PR tree-optimization/20458
3268 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3269 DECL_EXTERNAL on STRUCT_FIELD tags.
3270 (clear_call_clobbered): Ditto.
3271 * tree-ssa-operands.c (note_addressable): Make sure the original
3272 variable doesn't slip into the addressable list if we have
3274 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3277 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3279 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3280 (-fwide-exec-charset): Likewise.
3281 (-finput-charset): Likewise.
3282 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3283 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3284 * c.opt (Wnormalized): New.
3286 2005-03-14 Devang Patel <dpatel@apple.com>
3288 * doc/invoke.texi: Add reference to Visibility document.
3290 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3292 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3293 MASK_SPLIT_ADDRESSES.
3294 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3295 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3296 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3297 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3298 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3299 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3300 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3301 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3302 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3303 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3304 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3305 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3306 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3307 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3308 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3309 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3310 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3311 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3312 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3313 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3314 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3315 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3316 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3317 (TARGET_EXPLICIT_RELOCS): Delete.
3318 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3319 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3320 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3321 (override_options): Set MASK_LONG64 if -mint64 is given and no
3322 -mlongXX option is. Complain about -mint64 -mlong32.
3323 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3324 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3325 * config/mips/mips.opt: New file.
3327 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3329 * config.gcc (extra_options): New variable for listing option files.
3330 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3331 * configure.ac (extra_opt_files): New AC_SUBST variable.
3332 (tm_file_list, tm_include_list): Include options.h first.
3333 * configure: Regenerate.
3334 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3335 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3336 (s-options-h): New rule.
3337 (options.h): Depend on it.
3338 (TEXI_GCCINT_FILES): Add options.texi.
3339 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3340 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3341 * target.h (gcc_target): Add default_target_flags and handle_option.
3342 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3343 (TARGET_HANDLE_OPTION): New macros.
3344 (TARGET_INITIALIZER): Include them.
3345 * opt-functions.awk (opt_args, nth_arg): New functions.
3346 (switch_flags): Handle the "Target" flag.
3348 (var_name): Use opt_args and nth_arg.
3349 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3350 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3351 macros for the "Mask" and "InverseMask" options.
3352 * opts.h (cl_var_cond): New enum.
3353 (cl_option): Replace the "has_set_value" and "set_value" fields with
3354 "var_cond" and "var_value".
3355 (CL_TARGET): New macro.
3356 (option_enabled, print_filtered_help): Declare.
3357 (decode_options): Move definition.
3358 * opts.c (handle_option): Search for the original option before
3359 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3360 var_cond and var_value fields. Use targetm.handle_option to handle
3362 (decode_options): Set target_flags to targetm.default_target_flags.
3363 (print_filtered_help): Make global. Handle CL_TARGET.
3364 (option_enabled): New function.
3365 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3366 (display_target_options, set_target_switch, print_switch_values)
3367 (default_pch_valid_p): Guard uses of target_switches with
3368 #ifdef TARGET_SWITCHES. Also...
3369 (display_target_options): Display the CL_TARGET entries in cl_options.
3370 (set_target_option): Don't complain about the "" option when
3371 TARGET_SWITCHES is undefined.
3372 (print_switch_values): Use option_enabled.
3373 (default_pch_valid_p): Check cl_options[] when looking for something
3374 that has changed the value of target_flags.
3375 * c.opt: Remove documentation from top of file.
3376 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3377 * doc/sourecebuild.texi: Refer to the new options documentation
3378 instead of c.opt. Document machine-specific .opt files.
3379 * doc/tm.texi (target_flags): Say that this variable is declared
3381 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3382 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3384 * doc/options.texi: New file.
3386 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3389 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3392 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3395 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3396 temporary variable of pointer type if an lvalues is required.
3397 (gimplify_modify_expr_rhs): Request an rvalue from it.
3398 (gimplify_expr): Pass fallback on.
3400 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3402 * cfgbuild.c: Update comments.
3404 2005-03-14 Roger Sayle <roger@eyesopen.com>
3406 PR rtl-optimization/17236
3407 * optabs.c (expand_doubleword_mult): New helper function split out
3408 from expand_binop. Permute the order in which instructions are
3409 emitted to minimize the number of simultaneously live registers.
3410 (expand_binop): Call expand_doubleword_mult to synthesize a double
3411 word multiplication.
3413 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3415 * basic-block.h: Update the prototypes of cached_make_edge and
3417 * cfg.c (cached_make_edge): Take edge_cache representing one
3418 row of the adjacency matrix of edges.
3419 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3420 (make_edges): Initialize edge_cache to represent one row of
3421 the adjacency matrix of edges.
3423 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3425 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3427 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3428 Remove unused removed_phis variable.
3429 (conditional_replacement): Use build1/build2.
3430 (abs_replacement): Use last_and_only_stmt and build1/build2.
3432 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3434 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3435 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3436 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3437 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3438 * c-common.c (handle_novops_attribute): New function.
3439 (c_common_attribute_table): Add "no vops" entry.
3440 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3441 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3442 * tree-ssa-operands.c (get_call_expr_operands): Do not
3443 create virtual operands for calls with ECF_NOVOPS flag.
3444 * tree.h (DECL_IS_NOVOPS): New macro.
3445 (struct tree_decl): Add novops_flag.
3446 (ECF_NOVOPS): New constant.
3448 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3451 * config/i386/i386.c (x86_use_himode_fiop): New.
3452 (x86_use_simode_fiop): Rename from x86_use_fiop.
3453 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3454 (TARGET_USE_HIMODE_FIOP): New.
3455 (x86_use_simode_fiop): Rename from x86_use_fiop.
3456 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3458 * config/i386/i386.md (X87MODEI12): New mode macro define.
3459 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3460 to implement x87 FP compare with HImode input operands.
3461 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3462 Use X87MODEI12 mode macro to handle HImode input operands.
3463 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3464 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3465 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3466 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3467 macro to implement x87 operators with HImode input operands.
3468 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3471 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3473 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3475 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3476 constants invariant.
3478 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3480 * basic-block.h (BB_VISITED): Removed.
3481 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3483 2005-03-14 Falk Hueffner <falk@debian.org>
3486 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3488 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3490 * ggc-zone.c: Fix comment typos.
3492 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3493 stringpool.c, config/mips/mips-protos.h: Update copyright.
3495 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3497 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3498 throughout with its typedef, "rtx".
3499 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3500 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3501 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3502 regs in comment to match code.
3504 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3506 * except.c (check_handled): Make it static.
3507 * except.h: Remove the corresponding prototype.
3509 * function.c (get_func_frame_size): Make it static.
3510 * function.h: Remove the corresponding type.
3512 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3514 * hard-reg-set.h: Remove the corresponding declarations.
3516 * tree-cfg.c (verify_stmts): Check that
3517 bb_for_stmt (stmt) == bb for every PHI node and statement.
3519 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3521 * config.gcc: Remove excess indentation.
3522 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3524 2005-03-13 Roger Sayle <roger@eyesopen.com>
3527 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3528 * fold-const.c (fold_sign_changed_comparison): Likewise.
3529 (fold_binary): Optimize comparisons against widened operands if
3530 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3532 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3534 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3535 (sparc_override_options): Initialize it.
3536 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3538 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3540 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3541 (reg_or_none500mem_operand): New predicate.
3542 (zero_reg_mem_operand): New predicate.
3543 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3544 to reg_or_none500mem_operand.
3545 (extendsfdf2_fpr): Add MEM alternative.
3546 (extenddftf2_internal): Change operand2 predicate to
3547 zero_reg_mem_operand.
3549 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3551 * ggc-zone.c: Rewritten.
3553 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3555 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3556 * config.in: Regenerated.
3557 * configure: Regenerated.
3558 * gengtype.c (write_types_process_field, write_func_for_structure):
3559 Pass new argument to gt_pch_note_object.
3560 * ggc-common.c (struct ptr_data): Add TYPE.
3561 (gt_pch_note_object): Take TYPE argument and save it.
3562 (call_count): Update call to ggc_pch_count_object.
3563 (call_alloc): Update call to ggc_pch_alloc_object.
3564 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3566 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3567 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3568 (ggc_alloc_zone_stat): Delete.
3569 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3570 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3571 (ggc_pch_alloc_object): Update prototypes.
3572 (garbage_zone): Delete.
3573 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3574 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3576 (tree_id_zone): New variable.
3577 (ggc_alloc_cleared_zone): Remove unused.
3578 (ggc_alloc_zone): Define.
3579 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3580 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3581 ggc_alloc_zone_stat.
3582 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3583 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3584 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3585 (make_node_stat): Likewise. Use tree_id_zone.
3587 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3588 Joseph S. Myers <joseph@codesourcery.com>
3590 * configure.ac: Check for MIPS TLS.
3591 * configure: Regenerated.
3592 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3593 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3594 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3595 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3596 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3597 (mips_classify_symbol, mips_symbolic_constant_p)
3598 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3599 (mips_tls_operand_p, mips_call_tls_get_addr)
3600 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3601 (mips_tls_symbol_ref_1): New functions.
3602 (mips_legitimize_address, mips_legitimize_const_move): Call
3603 mips_legitimize_tls_address.
3604 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3606 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3607 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3608 (mips_char_to_class): Document V1_REG.
3609 (HAVE_AS_TLS): Provide default.
3610 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3612 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3614 (tls_get_tp_<mode>): New instruction.
3616 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3618 * configure.ac: Update checks for target tools.
3619 * configure: Regenerated.
3621 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3623 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3625 2005-03-13 Roger Sayle <roger@eyesopen.com>
3627 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3628 more classes of DImode multiplication by constant. Allow both
3629 multiplication by small negative constants (by performing a
3630 multiplication by a positive constant and negating the result) and
3631 multiplications by large powers of two, by using a left shift.
3633 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3635 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3636 of basic blocks into work_stack.
3638 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3639 config/mips/vr.h: Update copyright.
3641 * c-decl.c (c_init_decl_processing): Remove useless calls to
3642 build_function_type.
3644 * builtins.c (fold_trunc_transparent_mathfn,
3645 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3646 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3647 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3648 fold_builtin_strcpy, fold_builtin_strncpy,
3649 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3652 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3655 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3656 variable determinant.
3658 * tree-cfg.c (group_case_labels): Remove local variable type.
3660 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3663 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3666 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3669 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3670 (*movmemqi_insn): Delete.
3671 (*movmemhi): Delete.
3673 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3675 * builtins.c (fold_builtin_classify): Take decomposed
3676 arguments of CALL_EXPR.
3677 (fold_builtin_1): Update a call to fold_builtin_classify.
3679 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3682 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3683 through into call to parser_xref_tag after parse error.
3684 (c_parser_struct_declaration): Consistently return NULL_TREE on
3687 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3689 * tree-flow-inline.h (ref_contains_array_ref): New function.
3690 (lookup_subvars_for_var): Ditto.
3691 (get_subvars_for_var): Ditto.
3692 (var_can_have_subvars): Ditto.
3694 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3695 (struct subvar): New type.
3697 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3699 * tree-optimize.c (init_tree_optimization_passes): Call
3700 pass_create_structure_vars.
3702 * tree-ssa-alias.c: Include vec.h.
3703 (init_alias_info): Don't auto-clear call clobbered on struct-field
3705 (compute_flow_insensitive_aliasing): Handle subvars.
3706 (group_aliases): Handle STRUCT_FIELD aliases.
3707 (setup_pointers_and_addressables): Ditto.
3708 Don't mark variables non-addressable if they still have
3709 addressable subvars.
3710 Also mark subvars addressable when the real variable is marked
3712 (add_pointed_to_var): Try to prune the pointed-to set by only
3713 pointing to subvars when possible.
3714 Otherwise, make sure we set addresses_needed and pt_vars to
3715 properly include subvars.
3716 (bitpos_of_field): New function.
3717 (push_fields_onto_fieldstack): Ditto.
3718 (get_or_create_used_part_for): Ditto.
3719 (create_overlap_variables_for): Ditto.
3720 (find_used_portions): Ditto.
3721 (create_structure_vars): Ditto.
3722 (pass_create_structure_vars): New structure.
3724 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3725 (get_expr_operands): Handle subvars. Also try to turn
3726 COMPONENT_REF accesses into must-defs now that we can accurately
3728 (note_addressable): Try to only mark as addressable those subvars
3729 we know a COMPONENT_REF touches.
3730 (overlap_subvar): New function.
3732 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3733 Handle subvar storing.
3734 (vect_address_analysis): Update caller of vect_object_analysis.
3736 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3738 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3739 (STMT_VINFO_SUBVARS): New macro.
3741 * common.opts: add flag_tree_salias.
3743 * opts.c (decode_options): flag_tree_salias defaults to on.
3745 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3747 * doc/tree-ssa.texi: Document structural alias analysis.
3749 2005-03-12 Steven Bosscher <stevenb@suse.de>
3751 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3752 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3753 * tree-ssa-operands.c (get_expr_operands): Likewise.
3754 (get_expr_operands): Likewise for ERROR_MARK.
3756 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3758 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3761 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3764 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3765 (mark_operand_necessary): Remove local variable ver.
3767 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3768 variable prefix_len.
3770 * value-prof.c (mod_subtract_transform): Remove local variable
3773 * builtins.c (fold_builtin_exponent): Take decomposed
3774 arguments of CALL_EXPR.
3775 (fold_builtin_1): Update a call to fold_builtin_exponent.
3777 * builtins.c (fold_builtin_logarithm): Take decomposed
3778 arguments of CALL_EXPR.
3779 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3781 * c-decl.c (c_init_decl_processing): Remove local variables
3782 ptr_ftype_void and ptr_ftype_ptr.
3784 * gimplify.c (gimplify_expr): Remove local variables r0 and
3787 * reg-stack.c (move_for_stack_reg): Remove local variable
3789 (compare_for_stack_reg): Remove local variable flags_user.
3790 (convert_regs_1): Remove local variable deleted.
3792 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3794 (combine_blocks): Remove local variables exits and new_e.
3796 * tree-inline.c (expand_call_inline): Remove local variable
3799 * tree-ssa-live.c (create_ssa_var_map,
3800 calculate_live_on_entry): Remove local variable snn.
3802 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3804 * c-lex.c (c_lex_with_flags): Add parameter to call to
3807 2005-03-11 Per Bothner <per@bothner.com>
3809 * c-tree.h (struct c_declarator): New id_loc field.
3810 * c-pragma.h (c_lex_with_flags): Take position reference.
3811 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3812 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3813 (c_lex): Pass dummy location to c_lex_with_flags.
3814 * c-parser.c (c_lex_one_token): Set c_token's location using
3815 c_lex_with_flags, instead of input_location, which might be "ahead".
3816 (c_parser_direct_declarator): Set declarator's id_loc from
3818 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3819 declarator's id_loc, rather than probably-imprecise input_location.
3820 (build_id_declarator): Initialize c_declarator's id_loc field.
3822 2005-03-11 Roger Sayle <roger@eyesopen.com>
3825 * builtins.c (expand_builtin_signbit): Force the signbit's word
3826 into an integer register to avoid SUBREGs of floating point modes.
3828 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3830 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3831 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3832 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3833 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3835 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3837 PR rtl-optimization/20306
3838 * expr.c (emit_move_complex): Set try_int false if mode is
3839 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3840 emit_block_move if try_int is true.
3842 2005-03-11 Richard Henderson <rth@redhat.com>
3845 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3846 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3849 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3851 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3852 (TARGET_FIX_VR4130): New macro.
3853 (TARGET_OPTIONS): Add -mfix-vr4130.
3854 (ISA_HAS_MACCHI): New macro.
3855 (ASM_SPEC): Add -mfix-vr4130.
3856 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3857 (override_options): Handle mips_fix_vr4130_string.
3858 (mips_avoid_hazards): Clear all_noreorder_p
3859 if we're working around VR4130 errata and the macc alternatives
3861 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3862 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3863 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3864 (MULTILIB_DEFAULTS): Remove leading "march=".
3865 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3866 if no architecture option is given.
3867 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3869 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3870 * doc/invoke.texi: Document -mfix-vr4130.
3872 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3874 * config/mips/mips.c (override_options): Only warn about -mint64
3875 deprecation if TARGET_INT64.
3877 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3879 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3880 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3881 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3882 are non-specific regarding the nonnull parameter positions.
3883 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3884 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3885 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3886 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3888 * builtins.def: Use the non-specific "nonnull" attibute lists.
3890 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3892 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3893 single_pred_edge, single_succ, single_pred): Improve comments.
3895 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3897 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3898 single_pred_edge, single_succ, single_pred): New inline functions.
3899 * bb-reorder.c (rotate_loop, find_traces_1_round,
3900 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3901 duplicate_computed_gotos): Use the single_succ/pred functions.
3902 * cfganal.c (forwarder_block_p): Ditto.
3903 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3904 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3905 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3906 merge_seq_blocks): Ditto.
3907 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3908 * cfglayout.c (fixup_reorder_chain): Ditto.
3909 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3910 canonicalize_loop_headers, verify_loop_structure): Ditto.
3911 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3912 mfb_update_loops, create_preheader, force_single_succ_latches,
3913 create_loop_notes): Ditto.
3914 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3915 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3916 commit_one_edge_insertion, purge_dead_edges,
3917 cfg_layout_can_merge_blocks_p): Ditto.
3918 * except.c (sjlj_emit_function_enter): Ditto.
3919 * flow.c (init_propagate_block_info): Ditto.
3920 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3921 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3922 insert_insn_end_bb): Ditto.
3923 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3924 find_if_case_2): Ditto.
3925 * lambda-code.c (perfect_nestify): Ditto.
3926 * lcm.c (optimize_mode_switching): Ditto.
3927 * loop-doloop.c (doloop_modify): Ditto.
3928 * loop-init.c (loop_optimizer_init): Ditto.
3929 * loop-iv.c (simplify_using_initial_values): Ditto.
3930 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3931 * loop-unswitch.c (unswitch_loop): Ditto.
3932 * modulo-sched.c (generate_prolog_epilog): Ditto.
3933 * predict.c (combine_predictions_for_insn, estimate_probability,
3934 tree_estimate_probability, last_basic_block_p,
3935 estimate_bb_frequencies): Ditto.
3936 * profile.c (branch_prob): Ditto.
3937 * regrename.c (copyprop_hardreg_forward): Ditto.
3938 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3939 * tracer.c (layout_superblocks): Ditto.
3940 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3941 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3942 cleanup_control_expr_graph, disband_implicit_edges,
3943 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3944 tree_verify_flow_info, tree_make_forwarder_block,
3945 tree_forwarder_block_p, remove_forwarder_block,
3946 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3947 * tree-if-conv.c (tree_if_conversion): Ditto.
3948 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3949 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3950 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3951 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3952 copy_loop_headers): Ditto.
3953 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3954 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3955 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3956 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3957 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3958 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3959 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3960 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3961 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3962 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3963 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3964 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3965 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3966 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3967 slpeel_add_loop_guard): Ditto.
3969 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3971 PR tree-optimization/15784
3972 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3975 * stmt.c (expand_case): Don't change index_type. Convert minval
3978 PR tree-optimization/20130
3979 * fold-const.c (fold): Fold x * -1 into -x.
3981 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3983 PR rtl-optimization/20331
3984 * rtlanal.c (modified_between_p): Check its address first for MEM.
3985 (modified_in_p): Likewise.
3987 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3989 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3991 2005-03-10 Steven Bosscher <stevenb@suse.de>
3993 * expr.c (expand_expr_real_1): If possible, use a conditional
3994 move for expanding MIN_EXPR and MAX_EXPR.
3995 Use temp for moving around rtx-en.
3997 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4000 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4003 2005-03-10 Roger Sayle <roger@eyesopen.com>
4005 * builtins.c (expand_builtin_signbit): Extend to handle floating
4006 point modes wider than the largest integer type, using the
4007 operand_subword_force function to obtain the signbit's word.
4009 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4012 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4013 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4015 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4017 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4019 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4021 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4023 (perform_edge_inserts): Unconditionally call
4024 free_dominator_info.
4026 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4028 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4030 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4032 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4034 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4036 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4038 (rtl_register_value_prof_hooks,
4039 tree_value_profile_transformations,
4040 tree_register_value_prof_hooks): Likewise.
4041 * var-tracking.c (stack_adjust_offset_pre_post,
4042 variable_htab_free, variable_union, dataflow_set_different_2,
4043 count_uses, variable_was_changed, set_frame_base_location,
4044 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4045 vt_add_function_parameters): Likewise.
4046 * varasm.c (named_section_real, named_section, make_decl_rtl,
4047 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4048 const_hash_1, compare_constant, copy_constant, force_const_mem,
4049 output_constant_pool_2, output_constant_pool_1, output_constant,
4050 output_constructor, make_decl_one_only, decl_tls_model,
4051 default_no_named_section, default_elf_select_section_1,
4052 default_unique_section_1): Likewise.
4053 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4054 * vmsdbgout.c (addr_const_to_string): Likewise.
4057 * function.c (struct assign_parm_data_one): Remove last_named
4059 (assign_parm_find_data_types): Don't determine last_named.
4060 Reorder named_parm determination.
4061 (assign_parms): Only setup varargs on the last non-varadic
4064 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4066 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4067 sda base address on medium model.
4069 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4071 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4072 * cfgloop.c (flow_loop_nodes_find): Export.
4073 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4075 * cfgloopmanip.c (fix_loop_structure): New function.
4076 * predict.c (predict_loops): Clean up the loops information.
4077 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4078 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4080 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4081 (rewrite_into_loop_closed_ssa): Declaration changed.
4082 * tree-loop-linear.c (linear_transform_loops): Add argument to
4083 rewrite_into_loop_closed_ssa call.
4084 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4085 * tree-ssa-loop-im.c (move_computations): Ditto.
4086 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4087 * tree-vectorizer.c (vectorize_loops): Ditto.
4088 * tree-optimize.c: Include cfgloop.h.
4089 (execute_todo): Choose whether to call cleanup_tree_cfg or
4090 cleanup_tree_cfg_loop.
4091 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4092 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4093 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4094 cleanup_tree_cfg_loop call.
4095 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4096 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4097 work on part of cfg.
4099 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4102 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4103 with multiple alternatives.
4105 * stmt.c (parse_output_constraint): Fix a typo.
4107 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4109 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4110 assembly directive instead of deprecated "no-generics".
4112 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4114 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4115 for non-offsettable memory references to cope with outstanding reload
4117 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4118 avoid losing outstanding address reloads.
4119 ("reload_outdi", "reload_outdf"): Likewise.
4121 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4124 code. Add more cbrt transformations.
4126 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4128 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4130 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4132 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4133 NULL_TREE when a given tree is not simplified.
4134 (fold): Return the original tree when any of the functions
4135 mentioned above NULL_TREE.
4137 * fold-const.c (fold_unary, fold_binary): Take decomposed
4138 arguments, code, type, op0, and op1 in case of fold_binary.
4139 (fold): Update calls to fold_unary and fold_binary.
4141 2005-03-09 Roger Sayle <roger@eyesopen.com>
4143 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4144 a fndecl and an arglist instead of a CALL_EXPR, exp.
4146 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4148 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4150 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4152 * expr.c (expand_assignment): Remove orig_to_rtx.
4154 * fold-const.c (int_const_binop): Remove no_overflow.
4156 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4158 * loop-iv.c (get_biv_step_1): Remove lhs.
4160 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4162 * real.c (real_nan): Remove neg.
4164 * function.c (thread_prologue_and_epilogue_insns): Remove i
4167 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4170 * tree-eh.c (tree_could_trap_p): Remove idx.
4172 * tree-into-ssa.c (ann): Remove ann.
4174 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4176 * tree-sra.c (decide_block_copy): Remove inst_count.
4178 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4180 * tree-ssa-loop-im.c (lhs): Remove.
4182 * cfgbuild.c (state, STATE, SET_STATE,
4183 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4185 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4186 (find_basic_blocks): Set the state of each basic block to
4189 2005-03-08 Jeff Law <law@redhat.com>
4191 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4192 goto results in the removal of edges in the CFG, then we need
4193 to recompute dominators.
4195 2005-03-09 Ben Elliston <bje@au.ibm.com>
4197 * c-common.c (c_do_switch_warnings): Comment fix.
4199 2005-03-08 Julian Brown <julian@codesourcery.com>
4201 * Patch from 2005-03-08 reverted for causing regressions and
4202 ppc-darwin bootstrap failure.
4204 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4206 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4207 Define the real function for ppc-darwin.
4208 * c-typeck.c (convert_arguments): Check for target-specific
4209 invalid argument call to unprototyped function.
4210 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4212 * target.h (invalid_arg_for_unprototyped_fn): New field
4214 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4215 default target hook.
4216 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4219 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4221 * c-typeck.c (constructor_stack, constructor_range_stack,
4222 initializer_stack): Make them static.
4224 * cfg.c (rbi_pool): Make it static.
4226 * gimple-low.c (lower_stmt_body): Make it static.
4227 * tree-flow.h: Remove the corresponding prototype. Don't
4230 * sched-deps.c (cache_size): Make it static.
4232 * stor-layout.c (lang_adjust_rli): Make it static.
4234 2005-03-08 Julian Brown <julian@codesourcery.com>
4236 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4237 from being used for symbols with vague linkage when
4238 HAVE_GAS_COMDAT_GROUP is true.
4240 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4242 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4243 nlabel == JUMP_LABEL (jump).
4245 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4247 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4248 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4249 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4250 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4252 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4255 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4256 * c-common.c (handle_returns_twice): New function.
4257 (c_common_attribute_table): Declare eturns_twice' attribute.
4258 * doc/extend.texi: Document eturns_twice' attribute.
4259 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4260 (struct tree_decl): Add returns_twice_flag.
4262 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4264 * tree-ssa-phiopt.c: Fix a comment typo.
4266 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4267 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4268 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4271 2005-03-08 Richard Henderson <rth@redhat.com>
4273 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4274 builtin codes with ctzdi2, clzdi2, popcountdi2.
4275 (struct alpha_builtin_def): Add is_const.
4276 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4277 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4278 (alpha_init_builtins): Init them. Set nothrow and const attributes
4280 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4281 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4282 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4283 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4284 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4285 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4286 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4287 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4288 (TARGET_FOLD_BUILTIN): New.
4289 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4290 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4292 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4294 2005-03-08 Ira Rosen <irar@il.ibm.com>
4296 PR tree-optimization/20122
4297 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4298 condition of access function instead of base.
4300 2005-03-07 Jeff Law <law@redhat.com>
4301 Steven Bosscher <stevenb@suse.de>
4303 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4304 (find_taken_edge): Call find_taken_edge_computed_goto as
4305 appropriate. Allow any gimple invariant rather than just
4306 INTEGER_CST for VAL.
4307 (cleanup_control_flow): Cleanup a computed goto which has turned
4309 (tree_merge_blocks): If block B has any forced labels, move
4310 them to the start of block A.
4311 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4312 computed gotos as well.
4313 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4314 removal of unnecessary computed gotos too.
4315 (lookup_redirection_data): Fix type of INSERT argument. Callers
4318 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4320 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4321 Remove trailing spaces.
4323 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4324 unshare_all_trees): Make them static.
4325 * tree-gimple.h: Remove the corresponding prototypes.
4327 * diagnostic.h: Remove unused prototype
4328 debug_output_buffer.
4329 * modulo-sched.c: Remove unused prototype
4330 set_row_column_for_ps.
4332 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4333 replace_phi_edge_with_variable): Remove unused variable i.
4335 2005-03-07 Per Bothner <per@bothner.com>
4337 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4339 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4342 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4343 bbs on the COND_EXPR instead of the PHI_NODEs.
4344 (candidate_bb_for_phi_optimization): Remove.
4345 (replace_phi_with_stmt): Rename to ...
4346 (replace_phi_edge_with_variable): this and change so that we
4347 replace the phi argument instead of removing the PHI.
4348 (conditional_replacement): Change so we deal with PHI with more
4350 (value_replacement): Likewise.
4351 (abs_replacement): Likewise.
4353 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4355 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4356 output_e500_flip_gt_bit.
4358 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4360 (rs6000_generate_compare): Fix logic to look at the correct bits.
4361 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4363 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4364 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4365 gen_move_from_CR_gt_bit.
4367 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4368 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4369 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4371 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4372 (E500_CR_IOR_COMPARE): New constant.
4374 2005-03-08 Earl Chew <earl_chew@agilent.com>
4375 David Billinghurst <David.Billinghurst@riotinto.com>
4377 * config/i386/host-cygwin.c: New file to support precompiled
4379 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4380 * config.host: Use above files for cygwin host.
4382 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4384 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4385 ordering ops from earlier change.
4387 2005-03-07 Per Bothner <per@bothner.com>
4389 Various fixes to allow us to again build if --enable-mapped-location:
4390 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4391 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4392 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4393 local variable loc. Change logic appropriately.
4394 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4395 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4396 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4397 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4398 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4400 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4402 PR rtl-optimization/19683
4403 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4404 number of bytes, to smallest_int_for_mode. Fix arguments to
4405 REG_CANNOT_CHANGE_MODE_P.
4407 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4409 * reorg.c (relax_delay_slots): Check that the jump is
4410 conditional before trying to invert it.
4412 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4414 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4417 * calls (stack_arg_under_construction): Make it static.
4419 * flow.c (regs_live_at_setjmp): Make it static.
4420 * flow.h: Remove the corresponding prototype.
4422 * reload1.c (reload_startobj, reload_firstobj,
4423 something_needs_operands_changed, reload_inherited,
4424 reload_inheritance_insn, reload_override_in,
4425 reload_spill_index): Make them static.
4427 * recog.c (verify_changes): Make it static.
4428 * recog.h: Remove the corresponding prototype.
4430 * cfgbuild.c (find_sub_basic_blocks): Remove.
4431 * basic-block.h: Remove the corresponding prototype.
4432 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4434 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4436 * tree-ssa-operands.c (check_build_stmt): Remove.
4438 * stor-layout.c (set_alignment): Remove.
4439 * tree.h: Remove the corresponding prototype.
4441 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4443 * tree-ssa-dce.c (control_dependence_map,
4444 visited_control_parents): Make them static.
4446 * cfghooks.c (verify_flow_info): Remove local variable
4449 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4452 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4454 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4456 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4458 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4460 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4461 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4462 PARALLEL for an empty structure.
4464 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4466 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4468 * fold-const.c (fold_binary): Unroll the very first "for"
4471 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4473 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4474 redundant match_code test.
4475 (scc_comparison_operator): Swap match_operand and match_code
4477 (branch_positive_comparison_operator): Same.
4478 (trap_comparison_operator): Use comparison_operator and swap with
4481 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4484 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4485 (out_movhi_r_mr): Read low byte of volatile MEM first.
4486 (out_movhi_mr_r): Write high byte of volatile MEM first.
4488 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4490 * cselib.c (reg_values, reg_values_size): Make them static.
4492 * cse.c (cse_reg_info_table): Make it static.
4494 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4496 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4498 * cse.c (find_best_addr): Use canon_for_address.
4500 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4502 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4503 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4504 SUBREG and MEM, respectively.
4506 * fold-const.c (fold_binary): Use code instead of t.
4508 * fold-const.c (optimize_minmax_comparison): Take decomposed
4509 arguments code, type, op0, and op1 instead of t.
4510 (fold_binary): Update a call to optimize_minmax_comparison.
4512 * fold-const.c (fold_range_test): Take decomposed arguments
4513 code, type, op0, and op1 instead of t.
4514 (fold_binary): Update a call to fold_range_test.
4516 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4517 decomposed arguments code, type, op0, and op1 instead of t.
4518 (fold_binary): Update a call to fold_range_test.
4520 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4522 * fold-const.c (fold_binary): Avoid directly using the original
4523 expression t as much as possible.
4525 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4527 * c-semantics.c (build_stmt): Use TYPE_P instead of
4528 IS_NON_TYPE_CODE_CLASS.
4529 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4530 (NON_TYPE_CHECK): Use TYPE_P instead of
4531 IS_NON_TYPE_CODE_CLASS.
4533 * fold-const.c (fold): Remove handling of binary expressions.
4535 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4537 * doc/c-tree.texi: Wrap comments in @r{}.
4538 * doc/cpp.texi: Likewise.
4539 * doc/cppinternals.texi: Likewise.
4540 * doc/extend.texi: Likewise.
4541 * doc/md.texi: Likewise.
4542 * doc/objc.texi: Likewise.
4543 * doc/sourcebuild.texi: Likewise.
4544 * doc/tm.texi: Likewise.
4547 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4549 * predict.c (apply_return_prediction): Standardize PHI chain
4551 * tree-ssa.c (ssa_redirect_edge): Likewise.
4553 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4554 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4557 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4558 * tree-flow.h: Adjust the prototype for remove_phi_node.
4559 * lambda-code.c (perfect_nestify): Adjust a call to
4562 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4563 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4565 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4566 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4567 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4568 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4570 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4571 of GEN_INT (trunc_int_for_mode (...)).
4572 * loop-iv.c (iv_number_of_iterations): Likewise.
4573 * postreload.c (reload_cse_move2add): Likewise.
4574 * simplify-rtx.c (simplify_const_unary_operation,
4575 simplify_const_binary_operation): Likewise.
4576 * stor-layout.c (get_mode_bounds): Likewise.
4578 * fold-const.c (fold_binary): New.
4579 (fold): Call fold_binary on binary expressions.
4581 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4583 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4584 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4585 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4586 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4587 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4589 2005-03-04 Devang Patel <dpatel@apple.com>
4591 PR tree-optimization/18815
4592 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4593 loops with zero exit edges.
4595 2005-03-04 Devang Patel <dpatel@apple.com>
4597 * doc/invoke.texi: Remove reference to webpage that does not exist.
4599 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4600 Joseph S. Myers <joseph@codesourcery.com>
4603 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4604 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4605 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4606 * pa.c (get_plabel): Change argument to symbol_ref. Call
4607 maybe_get_identifier instead of get_identifier.
4608 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4609 (struct deferred_plabel): Replace name field with symbol field.
4610 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4611 ASM_OUTPUT_EXTERNAL_REAL is defined.
4612 (output_global_address): Use output_addr_const for output of all
4614 (output_deferred_plabels): Use symbol_ref instead of name for address
4616 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4617 ASM_OUTPUT_SYMBOL_REF): New macros.
4618 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4620 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4623 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4625 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4626 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4628 2005-03-04 Jeff Law <law@redhat.com>
4630 * basic-block.h (rediscover_loops_after_threading): Declare.
4631 * tree-ssa-dom.c: Include cfgloop.h.
4632 (tree_ssa_dominator_optimize): Discover loops and some basic
4633 properties. Remove forwarder blocks recreated by loop header
4634 canonicalization. Also mark backedges in the CFG.
4635 * tree-ssa-threadupdate.c: Include cfgloop.h
4636 (rediscover_loops_after_threading): Define.
4637 (struct local_info): New field, JUMP_THREADED.
4638 (prune_undesirable_thread_requests): New function.
4639 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4640 then record that fact for the callers of redirct_edges.
4641 (thread_block): If BB has incoming backedges, then call
4642 prune_undesirable_thraed_requests. Note when we are
4643 going to have to rediscover loop information. Return a
4644 boolean indicating if any jumps were threaded.
4645 (thread_through_all_blocks): Bubble up boolean indicating
4646 if any jumps were threaded.
4647 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4648 (tree-ssa-threadupdate.o): Similarly.
4650 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4652 * fold-const.c (fold_ternary): Unroll the "for" loop to
4655 2005-03-04 Andrew Haley <aph@redhat.com>
4657 * unwind-dw2-fde-glibc.c (struct
4658 unw_eh_callback_data.check_cache): New field.
4659 (frame_hdr_cache): New.
4660 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4661 Cache frame header info.
4663 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4665 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4666 (print_c_condition): Declare.
4667 * read-rtl.c (ptr_loc): New structure.
4668 (ptr_locs, ptr_loc_obstack, joined_conditions)
4669 (joined_conditions_obstack): New variables.
4670 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4671 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4672 (join_c_conditions, print_c_condition): New functions.
4673 (apply_macro_to_string): Associate the new string with the same
4674 source location as the old one.
4675 (add_condition_to_string): Use join_c_conditions.
4676 (read_string): Use set_rtx_ptr_loc to record a filename and line
4677 number for the string.
4678 (read_rtx): Initialize the new variables above.
4679 * genattrtab.c (write_test_expr, write_attr_value): Use
4681 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4682 comment above the GCC_VERSION check.
4683 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4684 Inline the definition of MAYBE_EVAL.
4685 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4686 * genoutput.c (process_template): Likewise.
4687 * genpreds.c (write_predicate_subfunction): Likewise.
4688 (write_predicate_expr): Use print_c_condition.
4689 * genrecog.c (write_cond): Likewise.
4690 * gensupport.c (process_rtx): Use join_c_conditions to join the
4691 conditions of a define_insn_and_split. Record a source location
4692 for the string after the "&&".
4693 (alter_test_for_insn): Use join_c_conditions.
4695 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4698 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4699 PR tree-optimization/15784
4700 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4703 2005-03-04 Ben Elliston <bje@au.ibm.com>
4705 * gcc.c (option_map): Add --coverage.
4706 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4707 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4708 * config/darwin.h: Pass -lgcov for `coverage'.
4709 * doc/invoke.texi (Debugging Options): Document --coverage.
4711 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4713 * gcse.c (bypass_block): Use find_edge wherever possible.
4715 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4719 * c-opts.c (c_common_parse_file): Call start_source_file
4720 and end_source_file at the approriate times.
4722 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4723 the main file, it will be done for us now.
4725 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4727 * fold-const.c (fold_ternary): New.
4728 (fold): Call fold_ternary on ternary expressions. Remove
4729 handling of ternary expressions.
4731 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4733 PR tree-optimization/15784
4734 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4737 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4739 * config/rs6000/predicates.md (branch_comparison_operator):
4740 Convert from C block to conditional format.
4742 2005-03-03 Jan Hubicka <jh@suse.cz>
4744 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4745 and non-constant public variables.
4747 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4749 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4752 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4755 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4756 calls to release_ssa_name and release_phi_node.
4758 * fold-const.c (fold): Remove handling of unary expressions.
4760 * fold-const.c (fold_unary): Avoid directly using the original
4761 expression t as much as possible.
4763 2005-03-03 Roger Sayle <roger@eyesopen.com>
4764 Andrew Pinski <pinskia@physics.uc.edu>
4766 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4767 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4769 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4771 Describe special registers SRP and MOF as allocatable registers.
4772 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4773 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4774 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4775 TARGET_HAS_MUL_INSNS.
4776 (cris_print_operand) <case 'd'>: New case.
4777 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4778 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4780 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4781 (REG_ALLOC_ORDER): Update for MOF.
4782 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4784 (GENERAL_REGS): No longer a define of ALL_REGS.
4785 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4786 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4788 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4789 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4790 (SECONDARY_RELOAD_CLASS): Define.
4791 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4792 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4793 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4794 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4795 (REGISTER_MOVE_COST): Define.
4796 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4797 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4798 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4799 (CRIS_MOF_REGNUM): New define_constants.
4800 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4802 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4804 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4805 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4806 Adjust for MOF being properly described as a register.
4807 (indir_to_reg_split): Name this split. Conditionalize on the
4808 destination register being a general register.
4809 (movei): Conditionalize on on operands 0 and 1 having the same
4812 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4815 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4816 -mcpu to override any other explicitly given flags.
4818 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4820 * recog.c (verify_changes, confirm_change_group): New functions,
4821 broken out of apply_change_group.
4822 (apply_change_group): Use them.
4823 * recog.h (verify_change, confirm_change_group): Declare.
4824 * rtl.h (redirect_jump_2): Declare.
4825 * jump.c (redirect_exp, invert_exp): Delete.
4826 (invert_exp_1): Take second parameter. Return value. Changed caller.
4827 (redirect_jump_2): New function, broken out of redirect_jump.
4828 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4829 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4830 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4832 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4834 * varasm.c (named_section): Use xstrdup rather than doing it by
4837 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4839 2005-03-02 Devang Patel <dpatel@apple.com>
4841 Undo PR tree-optimization/18815 fix.
4843 2005-03-02 Devang Patel <dpatel@apple.com>
4845 PR tree-optimization/18815
4846 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4847 loops with zero exit edges.
4849 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4851 * cfg.c (connect_src, connect_dest, disconnect_src,
4852 disconnct_dest): New.
4853 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4854 redirect_edge_pred): Use the new functions.
4856 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4857 free_dominance_info only when needed.
4859 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4862 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4863 (reg_or_sub_cint64_operand): Same.
4865 2005-03-02 Jeff Law <law@redhat.com>
4867 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4868 CFG_ALTERED in the main DOM iteration loop.
4870 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4873 * varasm.c (initializer_constant_valid_p): Allow conversions
4874 between OFFSET_TYPEs. Tidy.
4876 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4878 * config/cris/cris.md ("return"): Remove epilogue delay list
4881 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4883 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4885 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4887 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4889 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4890 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4891 config/m68k/m68k.c, config/mips/mips.h,
4892 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4893 doc/include/gcc-common.texi: Update copyright.
4895 PR middle-end/18029 and PR middle-end/18030
4896 * expr.c (optimize_bitfield_assignment_op): Add a special case
4897 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4899 * fold-const.c (fold_unary): New.
4900 (fold): Call fold_unary on unary expressions.
4902 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4904 * cgraph.h (struct cgraph_edge): Add prev_caller and
4906 (cgraph_node_remove_callees): Export.
4907 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4909 (cgraph_edge_remove_callee): New function.
4910 (cgraph_edge_remove_caller): Likewise.
4911 (cgraph_remove_edge): Use.
4912 (cgraph_redirect_edge_callee): Likewise.
4913 (cgraph_node_remove_callees): New function.
4914 (cgraph_node_remove_callers): Likewise.
4915 (cgraph_remove_node): Use.
4916 * tree-optimize.c (tree_rest_of_compilation): Use
4917 cgraph_node_remove_callees instead of manual loop.
4918 * cgraphunit.c (cgraph_finalize_function): Likewise.
4919 (cgraph_expand_function): Likewise.
4920 (cgraph_remove_unreachable_nodes): Likewise.
4922 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4925 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4927 * c-decl.c (undeclared_variable): Take location as argument.
4928 * c-typeck.c (build_external_ref): Likewise.
4929 * c-parser.c (c_parser_postfix_expression): Pass location of
4930 identifier to build_external_ref.
4932 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4934 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4935 CCEQ mode for branch_positive_comparison_operator test.
4936 * config/rs6000/predicates (branch_comparison_operator): Revert to
4938 (scc_comparison_operator): Same.
4939 (branch_positive_comparison_operator): Same.
4941 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4943 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4944 (cris_delay_slots_for_epilogue): Remove.
4945 (save_last): Move into cris_target_asm_function_epilogue.
4946 (cris_target_asm_function_epilogue): Remove tests for file being
4948 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4949 (cris_delay_slots_for_epilogue): Remove prototypes.
4950 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4951 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4953 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4955 * config/rs6000/predicates.md (branch_comparison_operator): Change
4956 to define_special_predicate.
4957 (scc_comparison_operator): Same.
4958 (branch_positive_comparison_operator): Same.
4960 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4962 * Makefile.in (tree-ssa-sink.o): New.
4963 (OBJS-common): Add tree-ssa-sink.o.
4964 * common.opt: Add -ftree-sink
4965 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4966 * timevar.def (TV_TREE_SINK): new timevar.
4967 * tree-flow.h (is_hidden_global_store): Prototype.
4968 * tree-optimize.c (init_tree_optimization_passes): Add
4970 * tree-pass.h (pass_sink_code): New.
4971 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4972 for non-obvious global store store to is_hidden_global_store, and
4973 call that new function.
4974 * tree-ssa-sink.c: New file.
4975 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4976 * doc/passes.texi: Document forward store motion.
4977 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4978 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4979 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4980 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4982 2005-03-01 Per Bothner <per@bothner.com>
4984 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4985 and we have a non-zero column-number, add it to the message.
4986 Also factor out the diagnostic_kind_text.
4988 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4990 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4991 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4992 flow_loop_scan): Removed.
4993 (flow_loop_dump): Do not dump removed fields.
4994 (flow_loop_free): Do not free removed fields.
4995 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4996 (loop_exit_edge_p): New function.
4997 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4998 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4999 num_exits, exits_doms.
5000 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5001 LOOP_EDGES, LOOP_ALL): Removed.
5002 (flow_loop_scan): Declaration removed.
5003 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5004 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5006 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5007 (if_convert): Call flow_loops_find and flow_loops_free
5008 when calling mark_loop_exit_edges.
5009 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5010 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5011 free_dominance_info calls.
5012 * loop-init.c (flow_loops_find): Ditto.
5013 * passes.c (rest_of_handle_branch_prob): Ditto.
5014 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5015 * loop-unroll.c (analyze_insns_in_loop): Do not use
5017 * predict.c (predict_loops): Do not call flow_loop_scan.
5018 Use get_loop_exit_edges.
5019 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5020 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5021 Do not use EDGE_LOOP_EXIT.
5022 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5023 to bb_with_exit_edge_p.
5024 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5025 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5026 to bb_with_exit_edge_p.
5027 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5029 * tree-loop-linear.c (linear_transform_loops): Do not call
5030 flow_loop_scan. Use loop->single_exit.
5031 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5032 (vect_analyze_loop_form): Do not call flow_loop_scan.
5033 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5035 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5037 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5038 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5039 slpeel_tree_duplicate_loop_to_edge_cfg,
5040 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5041 Use loop_preheader_edge and loop->single_exit. Do not call
5044 2005-03-01 Nick Clifton <nickc@redhat.com>
5046 * config/arm/arm.c (thumb_find_work_register): Check all of the
5047 argument registers to see if they are free, and a couple of
5048 special cases where the last argument register but can be proved
5049 to be available during the function's prologue.
5050 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5051 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5052 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5054 (thumb_compute_save_reg_mask): Likewise. Also use
5055 thumb_find_work_register() to ensure that there is agreement about
5056 which work register is going to be used in the prologue.
5057 (thumb_output_function_prologue): Use unsigned long as the type
5058 for the register bit-mask. Also delay pushing the link register if
5059 other high registers are going to be pushed.
5060 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5061 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5062 redundant prototypes.
5064 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5067 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5068 and after reload in REG+REG indexed addresses without REG_POINTER
5069 set in the base and not set in the index.
5071 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5073 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5074 Don't undefine here.
5075 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5076 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5077 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5078 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5079 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5081 * config.gcc (sh*-*-linux*): Use config/linux.h.
5083 2005-02-28 Dale Johannesen <dalej@apple.com>
5084 Stan Shebs <shebs@apple.com>
5086 Rewrite of 64-bit Darwin structure-by-value pass/return.
5087 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5088 intoffset, use_stack, named.
5089 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5090 (rs6000_darwin64_record_arg_advance_flush): New.
5091 (rs6000_darwin64_record_arg_advance_recurse): New.
5092 (rs6000_darwin64_record_arg_flush): New.
5093 (rs6000_darwin64_record_arg_recurse): New.
5094 (rs6000_darwin64_record_arg): New.
5095 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5096 (function_arg_boundary): Handle 128-bit aligned structs.
5097 (function_arg_advance): Rewrite darwin64 struct handling.
5098 (function_arg): Call rs6000_darwin64_record_arg.
5099 (function_arg_partial_nregs): Handle darwin64 structs.
5100 (rs6000_darwin64_function_value): Remove.
5101 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5103 2005-02-28 Roger Sayle <roger@eyesopen.com>
5105 PR tree-optimization/20216
5106 * tree-chrec.c (tree_fold_factorial): Delete.
5107 (tree_fold_binomial): Change argument list to take a return type
5108 and change the type of K to unsigned int. Rewrite to avoid explicit
5109 evaluation of factorials, and (recursively) calling fold to perform
5110 compile-time arithmetic. Return NULL on (internal) overflow.
5111 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5112 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5113 if any intermediate calculation overflows.
5114 (chrec_apply): Update call to chrec_evaluate.
5116 2005-02-28 James E Wilson <wilson@specifixinc.com>
5118 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5120 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5123 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5124 instead of NULL_TREE on error.
5126 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5128 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5129 (EASY_VECTOR_15_ADD_SELF): Remove.
5130 (num_insns_constant_wide): Not static.
5131 (validate_condition_mode): Not static.
5132 (toc_relative_expr_p): Not static.
5133 (legitimate_indirect_address_p): Not static.
5134 (macho_lo_sum_memory_operand): Not static.
5135 (invalid_e500_subreg): Not static.
5136 (easy_vector_same): Not static.
5137 (easy_vector_splat_const): Not static.
5138 (RS6000_SYMBOL_REF_TLS_P): Remove.
5139 (any_operand): Delete.
5140 (any_parallel_operand): Delete.
5141 (count_register_operand): Delete.
5142 (altivec_register_operand): Delete.
5143 (xer_operand): Delete.
5144 (s8bit_cint_operand): Delete.
5145 (short_cint_operand): Delete.
5146 (u_short_cint_operand): Delete.
5147 (non_short_cint_operand): Delete.
5148 (exact_log2_cint_operand): Delete.
5149 (gpc_reg_operand): Delete.
5150 (cc_reg_operand): Delete.
5151 (cc_reg_not_cr0_operand): Delete.
5152 (reg_or_short_operand): Delete.
5153 (reg_or_neg_short_operand): Delete.
5154 (reg_or_aligned_short_operand): Delete.
5155 (reg_or_u_short_operand): Delete.
5156 (reg_or_cint_operand): Delete.
5157 (reg_or_arith_cint_operand): Delete.
5158 (reg_or_add_cint64_operand): Delete.
5159 (reg_or_sub_cint64_operand): Delete.
5160 (reg_or_logical_cint_operand): Delete.
5161 (got_operand): Delete.
5162 (got_no_const_operand): Delete.
5163 (easy_fp_constant): Delete.
5164 (easy_vector_constant): Delete.
5165 (easy_vector_constant_add_self): Delete.
5166 (zero_constant): Delete.
5167 (zero_fp_constant): Delete.
5168 (volatile_mem_operand): Delete.
5169 (offsettable_mem_operand): Delete.
5170 (mem_or_easy_const_operand): Delete.
5171 (add_operand): Delete.
5172 (non_add_cint_operand): Delete.
5173 (logical_operand): Delete.
5174 (non_logical_cint_operand): Delete.
5175 (mask_operand): Delete.
5176 (mask_operand_wrap): Delete.
5177 (mask64_operand): Delete.
5178 (mask64_2_operand): Delete.
5179 (and64_operand): Delete.
5180 (and64_2_operand): Delete.
5181 (and_operand): Delete.
5182 (reg_or_mem_operand): Delete.
5183 (lwa_operand): Delete.
5184 (symbol_ref_operand): Delete.
5185 (call_operand): Delete.
5186 (current_file_function_operand): Delete.
5187 (input_operand): Delete.
5188 (rs6000_nonimmediate_operand): Delete.
5189 (rs6000_tls_symbol_ref): Delete.
5190 (save_world_operation): Delete.
5191 (restore_world_operation): Delete.
5192 (load_multiple_operation): Delete.
5193 (store_multiple_operation): Delete.
5194 (vrsave_operation): Delete.
5195 (mfcr_operation): Delete.
5196 (mtcrf_operation): Delete.
5197 (lmw_operation): Delete.
5198 (stmw_operation): Delete.
5199 (branch_comparison_operator): Delete.
5200 (branch_positive_comparison_operator): Delete.
5201 (scc_comparison_operator): Delete.
5202 (trap_comparison_operator): Delete.
5203 (boolean_operator): Delete.
5204 (boolean_or_operator): Delete.
5205 (min_max_operator): Delete.
5206 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5207 (EASY_VECTOR_15): Moved to here.
5208 (EASY_VECTOR_15_ADD_SELF): Move to here.
5209 (PREDICATE_CODES): Delete.
5210 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5211 Declare functions no longer static.
5212 * config/rs6000/predicates.md: New.
5213 * config/rs6000/rs6000.md: Include predicates.md
5215 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5217 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5218 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5220 * cfgrtl.c (need_fake_edge_p): Likewise.
5221 * combine.c (distribute_notes): Likewise.
5222 * emit-rtl.c (try_split): Likewise.
5223 * recog.c (peephole2_opimize): Likewise.
5224 * reg-notes.def (ALWAYS_RETURN): Remove.
5225 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5226 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5227 * tree.h (ECF_ALWAYS_RETURN): Remove.
5229 2005-02-28 Roger Sayle <roger@eyesopen.com>
5232 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5233 between different machine modes is never a "useless" conversion.
5235 2005-02-28 Geert Bosch <bosch@gnat.com>
5238 * doc/contrib.texi: List contributors for Ada front end
5240 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5242 * simplify-rtx.c (simplify_unary_operation_1,
5243 simplify_const_unary_operation): New, extracted from...
5244 (simplify_unary_operation): ... this one.
5245 (simplify_binary_operation_1,
5246 simplify_const_binary_operation): New, extracted from...
5247 (simplify_binary_operation): ... this one.
5248 * rtl.h (simplify_const_unary_operation,
5249 simplify_const_binary_operation): Add prototypes.
5251 2005-02-28 Julian Brown <julian@codesourcery.com>
5253 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5254 building libjava and caused PR regression/20228.
5256 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5259 * Makefile.in (host_subdir): New.
5260 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5261 * configure: Regenerate.
5263 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5265 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5266 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5267 installation directory first.
5269 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5272 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5273 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5274 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5275 * config/cris/cris.md: Tweak comments referring to Q.
5276 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5277 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5278 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5279 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5280 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5281 Insert spaces in constraints to align alternatives vertically for
5283 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5286 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5288 PR rtl-optimization/17728
5289 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5290 operand 0 from general_operand to move_dest_operand.
5292 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5294 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5295 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5296 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5297 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5299 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5301 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5302 * configure: Regenerate.
5303 * libada-mk.in: Remove CC; rename
5304 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5306 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5309 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5310 for the lhs, also walk over the tree. Likewise for rhs.
5312 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5314 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5315 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5316 Do not propagate value of iv before increment over the increment.
5318 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5320 * c-parser.c: New file.
5321 * c-parse.in: Remove.
5322 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5324 (c-parser.o): Add dependencies.
5325 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5326 maintainer-clean, TAGS): Update.
5327 * c-config-lang.in (gtfiles): Update.
5328 * gengtype-lex.l: Don't handle "@@".
5329 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5330 objc_build_synchronized, objc_begin_try_stmt,
5331 objc_begin_catch_clause, objc_finish_catch_clause,
5332 objc_build_finally_clause, objc_finish_try_stmt): New.
5333 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5335 (c_parse_init): Update comment.
5336 * c-decl.c (c_init_decl_processing): Update comment.
5337 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5338 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5339 new c_declspecs members.
5341 2005-02-25 Julian Brown <julian@codesourcery.com>
5343 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5344 from being used for symbols with vague linkage when
5345 HAVE_GAS_COMDAT_GROUP is true.
5347 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5349 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5351 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5354 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5355 (LIBGCC2_HAS_DF_MODE): New.
5356 (LIBGCC2_HAS_XF_MODE): New.
5357 (LIBGCC2_HAS_TF_MODE): New.
5358 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5359 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5360 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5361 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5362 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5363 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5364 and add _fixtfdi, _fixunstfdi, _floatditf
5365 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5366 L_fixunstfdi, L_floatditf.
5367 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5368 (LIBGCC2_HAS_TF_MODE): Define.
5370 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5372 PR tree-optimization/20204
5373 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5374 REWRITE_THIS_STMT markers on PHI nodes.
5375 (rewrite_initialize_block): Likewise.
5377 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5379 * version.c (version_string): Update to 4.1.
5381 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5383 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5384 Clarify that the alternative way doesn't work in GNU C++.
5386 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5388 PR tree-optimization/19937
5389 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5390 to the type of the induction variable.
5392 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5394 PR rtl-optimization/20117
5395 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5396 the block including noncopyable insn.
5398 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5400 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5401 calls to find_reg_note.
5403 2005-02-24 Richard Henderson <rth@redhat.com>
5406 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5409 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5411 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5412 vector types if to use base reg for misaligned non-word ld/std.
5414 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5417 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5418 dwarf2 label manually and put it after, not before the prologue.
5420 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5423 * reload.c (operands_match_p): Only increment register number for
5424 SCALAR_INT_MODE_P modes in multiple hard registers.
5426 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5429 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5431 * ChangeLog.5: Fix log message typo(s).
5432 * ChangeLog.7: Likewise.
5433 * ChangeLog.tree-ssa: Likewise.
5434 * cfgexpand.c: Fix comment typo(s).
5435 * conflict.c: Likewise.
5436 * defaults.h: Likewise.
5437 * dwarf2out.c: Likewise.
5439 * ggc-page.c: Likewise.
5440 * tree-eh.c: Likewise.
5441 * tree-ssa-dom.c: Likewise.
5443 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5446 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5447 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5448 if SHARED is defined.
5451 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5452 allow splitting only if operands 0 and 3 don't overlap.
5454 2005-02-24 Richard Henderson <rth@redhat.com>
5457 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5458 (fold_builtin_1): Call them.
5459 * fold-const.c (fold_complex_mult_parts): Split out from ...
5460 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5461 (fold_complex_div_parts, fold_complex_div): New.
5463 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5465 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5467 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5468 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5470 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5471 (print_node): Likewise.
5472 Print TYPE_SIZES_GIMPLIFIED.
5474 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5476 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5477 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5478 operands as commutative in constraints.
5480 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5482 * tree-into-ssa.c: Re-organize internal functions.
5484 2005-02-24 Richard Henderson <rth@redhat.com>
5487 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5489 * common.opt (fcx-limited-range): New.
5490 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5491 * toplev.c (flag_complex_method): Initialize to 1.
5492 (process_options): Set flag_complex_method to 0 if
5493 flag_cx_limited_range.
5494 * doc/invoke.texi (-fcx-limited-range): New.
5496 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5498 * cse.c (delete_trivially_dead_insns): Speed up by using
5499 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5502 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5504 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5505 functions when -mid-shared-library is being used.
5507 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5509 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5510 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5511 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5512 * system.h: Poison LINK_LIBGCC_SPECIAL.
5514 2005-02-23 James E Wilson <wilson@specifixinc.com>
5516 * gengtype.c (note_insn_name): Make 1 element larger.
5518 2005-02-23 Roger Sayle <roger@eyesopen.com>
5521 PR rtl-optimization/20097
5522 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5523 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5525 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5527 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5528 * t-aix52 (SHLIB_INSTALL): Same.
5530 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5532 * genpreds.c: Update copyright.
5534 2005-02-23 Michael Beach <michaelb@ieee.org>
5537 * config/sparc/t-elf (startup files): Assemble with CPP.
5539 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5541 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5542 (write_predicate_expr): Likewise.
5544 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5546 PR tree-optimization/20100
5547 PR tree-optimization/20115
5548 * tree-optimize.c (init_tree_optimization_passes): Remove
5549 pass_maybe_create_global_var.
5550 * tree-pass.h (pass_maybe_create_global_var): Remove.
5551 * tree-ssa-alias.c (aliases_computed_p): Declare.
5552 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5553 (count_calls_and_maybe_create_global_var): Remove.
5554 (pass_maybe_create_global_var): Remove.
5555 (init_alias_info): Do not declare aliases_computed_p.
5556 (maybe_create_global_var): If the function contains no
5557 call-clobbered variables and a mix of pure/const and regular
5558 function calls, create .GLOBAL_VAR.
5559 Mark all call-clobbered variables for renaming.
5560 (merge_pointed_to_info): Update comment.
5561 (add_pointed_to_var): Likewise.
5562 (is_escape_site): Likewise.
5563 Accept struct alias_info * instead of size_t *.
5565 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5567 * tree-ssa-operands.c (get_call_expr_operands): If
5568 ALIASES_COMPUTED_P is false, do not add call-clobbering
5570 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5571 (delete_tree_ssa): Likewise.
5573 2005-02-22 James E Wilson <wilson@specifixinc.com>
5575 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5576 (do_compile): Do call it here.
5578 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5580 PR rtl-optimization/20017.
5581 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5582 rest_of_handle_cse2, rest_of_handle_gcse): Call
5583 delete_dead_jumptables immediately before calling cleanup_cfg.
5585 2005-02-22 Devang Patel <dpatel@apple.com>
5588 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5591 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5593 * config/rs6000/aix.h (WINT_TYPE): Define.
5595 2005-02-22 Stan Shebs <shebs@apple.com>
5597 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5598 natural alignment for 64-bit Darwin.
5599 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5601 * doc/invoke.texi: Document this.
5603 2005-02-22 DJ Delorie <dj@redhat.com>
5605 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5606 to make_[un]signed_type, not the mode itself.
5608 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5610 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5611 not available. Use tail calls wherever possible.
5612 (make_edge): Call unchecked_make_edge to create an edge.
5614 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5615 (coalesce_ssa_name): Don't check for
5616 SSANORM_USE_COALESCE_LIST.
5617 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5619 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5621 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5622 (rewrite_into_ssa): ... here.
5624 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5626 PR tree-optimization/19786
5627 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5628 tag to another's may-alias bitmap when adding to the other's list.
5630 2005-02-21 DJ Delorie <dj@redhat.com>
5632 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5633 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5634 registers in unsupported ways.
5635 * expmed.c (init_expmed): Likewise.
5637 2005-02-21 Stan Cox <scox@redhat.com>
5639 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5641 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5643 * tree-cfg.c (fold_cond_expr_cond): New.
5644 (make_edges): Call fold_cond_expr_cond.
5645 (find_taken_edge): Accept nothing but INTEGER_CST.
5646 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5648 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5650 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5651 that do not belong to any basic block.
5653 2005-02-21 Jeff Law <law@redhat.com>
5655 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5658 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5660 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5661 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5662 Adjust their definitions.
5663 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5664 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5666 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5667 genautomata.c, langhooks.c, langhooks.h, system.h,
5668 config/arm/lib1funcs.asm: Update copyright.
5670 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5672 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5674 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5677 * doc/install.texi: Document --with-gc.
5679 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5681 * simplify-rtx.c (simplify_unary_operation): Add a missing
5684 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5686 PR tree-optimization/18663
5687 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5688 if the type has variable bounds.
5690 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5692 * gcse.c: Remove an obsolete comment.
5694 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5696 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5698 * doc/extend.texi (Function Attributes) <Attribute const>: The
5699 attribute "pure" is below this text, not above.
5701 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5703 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5704 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5705 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5707 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5710 * langhooks.h (struct lang_hooks): Add to_target_charset.
5711 * langhooks.c (lhd_to_target_charset): New function.
5712 * langhooks-def.h: Declare lhd_to_target_charset.
5713 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5714 (LANG_HOOKS_INITIALIZER): Update.
5715 * c-common.c (c_common_to_target_charset): New function.
5716 * c-common.h: Declare it.
5717 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5718 c_common_to_target_charset.
5720 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5721 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5723 * system.h: Poison them.
5724 * doc/tm.texi: Don't discuss them.
5725 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5726 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5727 (pp_c_char): Do not attempt to generate letter escapes for
5729 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5730 * config/mips/mips.c (mips_output_ascii): Likewise.
5732 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5734 PR tree-optimization/19951
5735 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5738 2005-02-19 Steven Bosscher <stevenb@suse.de>
5741 * function.h (struct function): New field `max_loop_depth'.
5742 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5743 (flow_loops_find): Reset the max loop depth count before finding loops.
5744 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5745 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5746 (calculate_global_regs_live): Make sure the loop will terminate
5747 when the initial sets are not empty.
5749 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5751 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5753 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5755 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5758 * doc/invoke.texi: Remove documentation of %M spec.
5760 (init_spec): Remove %M suffix from -lgcc_s.
5761 (do_spec_1): Remove 'M' case.
5762 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5763 to put shared libraries in the multilib directory. Remove the
5764 shlib_so_soname substitution variable. Don't add a multilib encoding
5765 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5766 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5767 SHLIB_INSTALL as well as SHLIB_LINK.
5768 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5769 (SHLIB_NAME): Delete.
5770 (SHLIB_DIR): New macro.
5771 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5772 (SHLIB_INSTALL): Adjust accordingly.
5773 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5774 * config/t-slibgcc-sld: Likewise.
5775 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5776 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5777 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5779 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5780 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5781 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5782 Use @shlib_base_name@ instead of @shlib_so_name@.
5783 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5784 and @shlib_base_name@.so in @multilib_dir@.
5785 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5786 to the install path.
5787 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5788 (SHLIB_LINK): Remove previous workaround.
5789 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5790 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5791 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5793 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5794 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5795 (SHLIB_INSTALL): Adjust accordingly.
5796 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5797 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5798 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5799 config/t-slibgcc-elf-ver.
5801 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5802 Jakub Jelinek <jakub@redhat.com>
5804 PR tree-optimization/19828
5805 * tree-ssa-loop-im.c: Add a TODO comment.
5806 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5807 without side-effects.
5809 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5811 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5814 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5816 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5817 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5818 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5820 (ia64_reorg): Delete fixup_errata call.
5821 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5822 (TARGET_SWITCHES): Delete -mb-step entry.
5824 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5827 * c-typeck.c (composite_type): Handle quals in transparent unions.
5828 (type_lists_compatible_p): Likewise.
5830 2005-02-18 Stan Shebs <shebs@apple.com>
5832 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5833 expressions in the .literal8 section.
5835 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5837 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5839 2005-02-18 Roger Sayle <roger@eyesopen.com>
5841 * fold-const.c (constant_boolean_node): Always create values of the
5842 specified type, don't bother calling truthvalue_conversion.
5844 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5846 * except.c (output_function_exception_table): Call
5847 assemble_external_libcall (eh_personality_libfunc).
5849 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5852 * config/ia64/ia64.h (struct machine_function): Add state_num.
5853 * config/ia64/ia64.c (process_epilogue,
5854 process_for_unwind_directive): Use new unwind state numbers each
5855 time rather than state 1.
5857 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5860 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5861 before the "*llgt_didi" pattern.
5863 2005-02-18 Jason Merrill <jason@redhat.com>
5865 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5867 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5869 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5870 (div0): Use it in place of ARM_FUNC_ALIAS.
5871 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5873 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5876 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5877 access, the lower bound of the array type if it exists.
5879 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5882 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5883 cases that are out-of-range for the index type.
5885 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5887 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5888 (estimate_case_costs): Don't call convert.
5889 * expmed.c (expand_shift): Likewise.
5890 (make_tree): Call fold_convert instead of convert.
5892 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5896 that ref to be marked MEM_READONLY_P doesn't have base that needs
5899 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5901 * genautomata.c (output_get_cpu_unit_code_func,
5902 output_cpu_unit_reservation_p): Don't generate old-style function
5905 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5908 PR tree-optimization/20009
5909 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5911 PR tree-optimization/18947
5912 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5913 inline, remove all nodes that are inlined into the extern inline
5916 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5918 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5919 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5920 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5921 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5924 2005-02-17 Roger Sayle <roger@eyesopen.com>
5926 PR tree-optimization/19917
5927 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5928 to be potentially trapping.
5930 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5932 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5934 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5936 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5937 tem becomes a local variable which is set to the value of the
5938 back end defined INITIAL_FRAME_ADDRESS macro.
5939 (expand_builtin_frame_address): Omit the base parameter to
5940 expand_builtin_return_addr.
5941 (expand_builtin_profile_func): Likewise.
5942 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5943 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5944 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5946 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5948 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5949 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5950 * config/frv/frv.c (frv_function_epilogue): Likewise.
5952 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5954 * lambda-code (perfect_nestify): Remove mark/unmark
5956 * tree-loop-linear.c (linear_transform_loops): Add
5957 rewrite_into_ssa call so that ssa is correct for
5958 rewriting into loop closed.
5960 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5962 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5963 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5965 * bt-load.c (btr_def_live_range, combine_btr_defs,
5966 migrate_btr_def, migrate_btr_defs): Likewise.
5967 * cfgcleanup.c (thread_jump): Likewise.
5968 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5969 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5970 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5971 df_rd_local_compute, df_reg_info_compute): Likewise.
5972 * dominance.c (init_dom_info, free_dom_info): Likewise.
5973 * flow.c (init_propagate_block_info,
5974 free_propagate_block_info): Likewise.
5975 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5976 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5977 modify_reg_pav): Likewise.
5978 * loop-invariant.c (find_defs, find_invariant_insn,
5979 find_invariants, free_inv_motion_data): Likewise.
5980 * predict.c (tree_predict_by_opcode,
5981 estimate_bb_frequencies): Likewise.
5982 * stmt.c (expand_case): Likewise.
5983 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5984 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5985 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5986 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5987 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5988 rewrite_ssa_into_ssa): Likewise.
5989 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5990 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5991 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5992 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5993 * tree-sra.c (tree_sra): Likewise.
5994 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5995 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5996 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5998 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6001 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6002 calculate_live_on_entry, calculate_live_on_exit,
6003 build_tree_conflict_graph): Likewise.
6004 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6005 record_important_candidates, set_use_iv_cost, find_depends,
6006 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6007 tree_ssa_iv_optimize_finalize): Likewise.
6008 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6009 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6010 tree_duplicate_loop_to_header_edge): Likewise.
6011 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6012 * tree-ssa.c (verify_flow_insensitive_alias_info,
6013 verify_name_tags, verify_ssa, init_tree_ssa,
6014 delete_tree_ssa): Likewise.
6015 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6016 fini_ssanames): Likewise.
6017 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6019 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6021 * config/rs6000/t-rtems: Completely reworked.
6023 2005-02-17 Ira Rosen <irar@il.ibm.com>
6025 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6027 2005-02-17 Ira Rosen <irar@il.ibm.com>
6029 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6030 POINTER_TYPE_P when checking that type is a pointer.
6031 (vect_get_memtag): Remove.
6032 (vect_address_analysis): Use POINTER_TYPE_P. Call
6033 vect_object_analysis with dummy parameter for memtag.
6034 (vect_object_analysis): Extract memtag (functionality that
6035 used to be in vect_get_memtag and moved here). Fix printings.
6036 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6037 with correct parameters. Remove call to vect_get_memtag.
6039 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6041 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6042 (tree-vectorizer.o): Added missing dependencies.
6044 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6046 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6047 declaration in tree-vectorizer.c, now has an extern declaration in
6049 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6050 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6051 get_vectype_for_scalar_type, vect_is_simple_use,
6052 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6053 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6054 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6055 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6056 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6057 find_loop_location): Likewise.
6059 * tree-vectorizer.c (langhooks.h): #include removed.
6060 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6061 moved to tree-vectorized.h.
6062 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6063 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6064 get_vectype_for_scalar_type, vect_is_simple_use,
6065 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6066 vect_supportable_dr_alignment, new_loop_vec_info,
6067 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6068 vect_set_verbosity_level, find_loop_location): Likewise.
6070 (vect_analyze_loop): Function externalized. Declaration moved to
6071 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6072 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6073 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6074 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6075 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6076 vect_enhance_data_refs_alignment, vect_analyze_operations,
6077 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6078 vect_stmt_relevant_p, vect_get_loop_niters,
6079 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6080 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6081 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6082 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6083 vect_get_memtag): Likewise.
6085 (vectorizable_load): Function externalized. Declaration moved to
6086 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6087 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6088 vect_transform_loop): Likewise.
6089 (vect_transform_stmt): Moved to tree-vect-transform.c.
6090 (vect_align_data_ref, vect_create_destination_var,
6091 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6092 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6093 vect_get_vec_def_for_operand, vect_init_vector,
6094 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6095 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6096 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6097 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6098 vect_do_peeling_for_loop_bound): Likewise.
6100 * tree-vect-analyze.c: New file.
6101 * tree-vect-transform.c: New file.
6103 2005-02-17 Jason Merrill <jason@redhat.com>
6105 PR mudflap/19319, c++/19317
6106 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6109 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6111 * doc/install.texi (Specific): Update link for Darwin-specific
6114 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6116 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6117 constant_boolean_node.
6119 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6122 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6123 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6125 2005-02-16 Richard Henderson <rth@redhat.com>
6128 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6130 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6131 replace uses with Wtype_MAXp1_F.
6132 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6133 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6134 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6135 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6136 and HAVE_TFMODE as appropriate.
6137 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6138 (__floatdisf): Likewise.
6139 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6140 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6141 (Wtype_MAXp1_F): New.
6142 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6143 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6145 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6148 * arm.c (arm_apply_result_size): New function.
6149 * arm.h (APPLY_RESULT_SIZE): Define.
6150 * arm-protos.h (arm_apply_result_size): Add prototype.
6151 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6152 (movxf): New expand.
6153 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6154 (call_value_symbol): Remove predicate for operand 0.
6155 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6156 (untyped_call): Rework to correclty return values for any type.
6157 (untyped_return): New expand.
6158 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6160 2005-02-16 Stan Shebs <shebs@apple.com>
6162 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6163 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6165 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6167 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6168 configure settings on Solaris 7 and later.
6170 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6172 PR tree-optimization/19865
6173 * tree-optimize.c (init_tree_optimization_passes): Run
6174 pass_may_alias after pass_sra.
6176 2005-02-16 Richard Henderson <rth@redhat.com>
6177 Stuart Hastings <stuart@apple.com>
6180 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6181 Do nothing if debug info suppressed for this function.
6182 (dbxout_begin_function): Early exit if debug info suppressed for
6185 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6188 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6190 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6192 PR tree-optimization/19967
6193 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6194 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6195 argument TYPE. Adjust calls to fold_builtin_XXX.
6196 (expand_builtin, fold_builtin_1): Adjust calls to
6198 (fold_builtin_strchr, fold_builtin_strpbrk,
6199 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6200 result to a requested type TYPE.
6202 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6205 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6206 (T)x & (T)cst if (T)cst overflows.
6207 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6208 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6210 2005-02-15 Jeff Law <law@redhat.com>
6212 * gcse.c (blocks_with_calls): New bitmap.
6213 (alloc_gcse_mem): Allocate it.
6214 (free_gcse_mem): Free it.
6215 (clear_modifY_mem_tables): Clear it.
6216 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6217 when we encounter CALL_INSNs.
6218 (compute_transp, case MEM): Handle blocks with calls separate
6219 from blocks without calls. Use bitmap iterators rather than
6222 2005-02-15 Peter O'Gorman <peter@pogma.com>
6225 * mklibgcc.in (vis_hide): Use a temporary object file, not
6228 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6231 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6232 access optimization.
6234 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6235 Alan Modra <amodra@bigpond.net.au>
6238 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6239 (_xlqsub): Rename to __gcc_qsub.
6240 (_xlqmul): Rename to __gcc_qmul.
6241 (_xlqdiv): Rename to __gcc_qdiv.
6242 Provide versioned symbol aliases with old names.
6243 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6244 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6245 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6246 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6247 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6249 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6251 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6252 Fold ~(A - 1) and ~(A + -1) to -A.
6254 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6258 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6259 config/pa/pa-host.c:pa_gt_pch_use_address.
6261 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6263 * tree-vn.c (get_value_handle): Make sure that given an
6264 is_gimple_min_invariant expression, we always return it.
6266 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6268 * passes.c (rest_of_handle_gcse): Fix a comment.
6270 2005-02-15 Jeff Law <law@redhat.com>
6272 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6274 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6275 (canon_list_insert, record_last_mem_set_info): Similarly.
6276 (clear_modify_mem_tables): Similarly.
6278 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6280 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6281 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6282 config/mips/mips.md, config/rs6000/aix.h,
6283 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6285 2005-02-15 Richard Henderson <rth@redhat.com>
6287 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6288 call to be best_edge.
6290 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6292 * basic-block.h: Adjust the prototype for find_basic_blocks.
6293 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6294 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6297 * flow.c (recompute_reg_usage): Remove all arguments.
6298 * passes.c (rest_of_compilation): Adjust the call to
6299 recompute_reg_usage.
6300 * rtl.h: Adjust the prototype for recompute_reg_usage.
6302 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6304 * tree-dump.c (dump_files): Update to reflect new member
6306 (dump_register): Add new argument.
6308 (dump_switch_p_1): Check against glob name if doglob was passed.
6309 (dump_switch_p): Check against regular first, then glob if
6310 we didn't have any hits on the dump name.
6311 * tree-optimize.c (register_one_dump_file):
6312 Pass in glob name as well.
6313 * tree-pass.h (struct dump_file_info): Add glob
6316 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6318 PR preprocessor/16323
6319 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6321 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6324 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6325 (trunctfdf2_internal1): New.
6326 (trunctfdf2_internal2): Renamed from trunctfdf2.
6328 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6330 PR tree-optimization/19853
6331 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6333 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6335 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6336 delete_dead_jumptables and cleanup_cfg.
6338 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6340 * reload.c (find_reloads): Swap address_reloaded flags when
6341 swapping commutative operands.
6343 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6345 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6346 Use standard_iv_increment_position for computing the bsi position
6348 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6351 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6354 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6355 life range of hard registers.
6356 * value-prof.c (insn_prefetch_values_to_profile): Only
6359 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6360 profile in libcalls.
6362 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6364 * bitmap.h (bitmap_and_compl_into): Return bool.
6365 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6367 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6369 PR tree-optimization/19944
6370 * fold-const.c (fold): Re-add ABS_EXPR folding.
6372 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6375 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6376 {TARGET,MASK}_XL_COMPAT.
6377 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6379 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6380 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6382 (rs6000_arg_partial_bytes): Same.
6383 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6384 and XL compatibility enabled.
6385 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6386 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6387 test to final condition.
6388 (cmptf_internal2): New.
6389 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6390 xl-compat. Add TFmode information to description.
6392 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6394 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6396 2005-02-13 Jason Merrill <jason@redhat.com>
6399 * fold-const.c (fold_indirect_ref_1): Split out from...
6400 (build_fold_indirect_ref): Here.
6401 (fold_indirect_ref): New fn.
6402 * tree.h: Declare it.
6403 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6404 (gimplify_modify_expr_rhs): Likewise.
6405 (gimplify_expr): Likewise.
6407 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6409 PR tree-optimization/14303
6410 PR tree-optimization/15784
6411 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6412 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6413 ABS_EXPR<x> != 0 to x != 0.
6415 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6417 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6418 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6419 spelling conventions.
6421 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6422 delete_trivially_dead_insns too many times.
6424 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6427 2005-02-12 Ira Rosen <irar@il.ibm.com>
6429 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6430 (vect_is_simple_iv_evolution): Remove redundant parameter
6432 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6433 without last parameter.
6434 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6435 Return pointer step. Call vect_is_simple_iv_evolution without
6436 last parameter. Check only that the step is multiple of size
6437 type. Remove stmt_vinfo updates.
6438 (vect_get_memtag_and_dr): Remove.
6439 (vect_get_memtag): New function.
6440 (vect_address_analysis): New function.
6441 (vect_object_analysis): New function.
6442 (vect_analyze_data_refs): Call vect_object_analysis and
6443 vect_get_memtag. Update stmt_vinfo fields.
6445 2005-02-12 Ira Rosen <irar@il.ibm.com>
6447 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6448 exist and are objects. Remove checks for pointer.
6449 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6450 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6451 (vect_create_data_ref_ptr): Likewise.
6452 (vect_base_addr_differ_p): New function.
6453 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6454 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6455 Don't set the DR_BASE_NAME field of data-ref.
6456 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6458 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6460 * optabs.h (enum optab_index): Add new OTI_ldexp.
6461 (ldexp_optab): Define corresponding macro.
6462 * optabs.c (init_optabs): Initialize ldexp_optab.
6463 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6465 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6467 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6468 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6470 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6471 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6474 2005-02-12 Ira Rosen <irar@il.ibm.com>
6476 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6478 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6480 (vect_get_base_and_offset): Always return an address.
6481 (vect_create_addr_base_for_vector_ref): Remove treatment for
6482 different data reference types.
6483 (vect_compute_data_ref_alignment): Rename base to base_address in
6484 stmt_vec_info. Get the object in order to force its alignment.
6485 (vect_get_memtag_and_dr): Rename base to base_address in
6486 stmt_vec_info. Extract the object for memtag analysis.
6488 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6490 PR regression/19898.
6491 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6492 changes cc_status, use apply modified_in_p to part of cc_status
6493 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6496 2005-02-11 Richard Henderson <rth@redhat.com>
6498 * tree-complex.c (expand_complex_libcall): New.
6499 (expand_complex_multiplication): Use it for c99 compliance.
6500 (expand_complex_division): Likewise.
6501 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6503 * builtins.c (built_in_names): Remove const.
6504 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6506 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6507 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6508 (built_in_names): Remove const.
6509 * c-common.c (c_common_type_for_mode): Handle complex modes.
6510 * flags.h, toplev.c (flag_complex_method): Rename from
6511 flag_complex_divide_method.
6512 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6513 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6514 * libgcc2.h: Declare them.
6515 * libgcc-std.ver: Export them.
6516 * mklibgcc.in (lib2funcs): Build them.
6518 2005-02-11 Steven Bosscher <stevenb@suse.de>
6520 PR tree-optimization/19876
6521 Partially revert my change from 2005-01-14
6522 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6523 (compute_antic): ...and remove the loop here.
6525 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6528 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6529 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6531 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6532 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6534 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6536 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6537 offsets for the big-endian 32-bit case.
6539 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6541 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6543 2005-02-11 Dale Johannesen <dalej@apple.com>
6545 * cselib.c (cselib_process_insn): Clear out regs where
6546 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6547 * reload.c (find_equiv_reg): Ditto.
6549 2005-02-11 Ian Lance Taylor <ian@airs.com>
6551 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6554 * tree.c (build_function_type_list): Work correctly if there are
6557 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6559 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6560 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6561 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6562 TARGET_ZARCH instead of TARGET_64BIT.
6564 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6566 * config/rs6000/t-rtems:
6567 (MULTILIB_OPTIONS): Remove mcpu=602.
6568 (MUTLILIB_DIRNAMES): Remove m602.
6569 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6570 Let mcpu=602 match mcpu=603.
6571 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6573 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6575 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6578 2005-02-10 David Daney <ddaney@avtrex.com>
6580 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6581 * config/i386/linux-unwind.h: Likewise.
6582 * config/ia64/linux-unwind.h: Likewise.
6583 * config/mips/linux-unwind.h: Likewise.
6584 * config/pa/linux-unwind.h: Likewise.
6585 * config/rs6000/linux-unwind.h: Likewise.
6586 * config/s390/linux-unwind.h: Likewise.
6587 * config/sh/linux-unwind.h: Likewise.
6588 * config/sparc/linux-unwind.h: Likewise.
6590 2005-02-10 Steven Bosscher <stevenb@suse.de>
6592 PR tree-optimization/17549
6593 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6594 TER to replace a DEF with its expression if the DEF and the
6595 rhs of the expression we replace into have the same root
6598 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6600 * config/mips/mips.md: Fix the placement of the match_scratch in the
6603 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6605 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6608 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6610 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6611 (strip_offset): Handle addresses.
6612 (add_address_candidates): Use strip_offset.
6613 (difference_cost): Reflect strip_offset change.
6614 (force_var_cost, difference_cost): Strip nops.
6616 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6618 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6620 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6621 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6622 config/cris/cris-protos.h, config/cris/cris.c: Update
6625 2005-02-10 Jeff Law <law@redhat.com>
6627 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6628 (lookup_avail_expr): Similarly.
6630 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6632 * builtins.c (fold_builtin_powi): New function.
6633 (fold_builtin_1): Call it.
6635 2005-02-10 Steven Bosscher <stevenb@suse.de>
6637 PR documentation/19309
6638 * doc/cpp.texi: The __GNUC__ and related predefined macros
6639 are also defined for the "standalone" cpp.
6640 Some non-GCC compilers may also define __GNUC__.
6642 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6645 * c-typeck.c (common_type): New routine. Old common_type renamed
6647 (c_common_type): ...this.
6648 (build_conditional_expr, build_binary_op): Use c_common_type instead
6651 2005-02-10 Steven Bosscher <stevenb@suse.de>
6653 * doc/md.texi: Replace @samp{length} with @code{length}.
6655 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6657 PR tree-optimization/18687
6658 * tree-flow.h (find_loop_niter): Declare.
6659 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6660 Try using scev even for loops with more than one exit.
6661 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6662 (struct ivopts_data): Added niters field.
6663 (struct nfe_cache_elt): New.
6664 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6666 (tree_ssa_iv_optimize_init): Initialize niters cache.
6667 (determine_number_of_iterations): Removed.
6668 (find_induction_variables): Do not call determine_number_of_iterations.
6669 Access niters for single exit through niter_for_single_dom_exit.
6670 (add_iv_outer_candidates): Access niters for single exit through
6671 niter_for_single_dom_exit.
6672 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6673 number_of_iterations_cond.
6674 (iv_period): New function.
6675 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6676 (may_replace_final_value): Take data argument. Use
6677 niter_for_single_dom_exit.
6678 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6679 (rewrite_use_compare): Pass data to may_eliminate_iv.
6680 (rewrite_use_outer): Pass data to may_replace_final_value.
6681 (free_loop_data): Clean up the niters cache.
6682 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6683 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6684 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6685 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6686 (num_ending_zeros): Moved to tree.c.
6687 * tree.h (num_ending_zeros): Declare.
6688 * tree.c (num_ending_zeros): Moved from tree.c.
6690 2005-02-09 Richard Henderson <rth@redhat.com>
6692 * builtins.c (DEF_BUILTIN): Add COND argument.
6693 * tree.h (DEF_BUILTIN): Likewise.
6694 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6695 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6697 (DEF_BUILTIN_STUB): New.
6698 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6699 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6700 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6701 * c-common.c (DEF_BUILTIN): Add COND argument.
6702 * tree.c (local_define_builtin): New.
6703 (build_common_builtin_nodes): New.
6705 2005-02-09 Roger Sayle <roger@eyesopen.com>
6707 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6708 floating point expression ignoring the sign of the result.
6709 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6710 (fold) <MULT_EXPR>: Use it to simplify x*x.
6711 * tree.h (fold_strip_sign_ops): Prototype here.
6712 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6713 argument. Use fold_strip_sign_ops to simplify the first argument.
6714 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6715 first argument when the second argument is an even integer
6716 constant, but only with -funsafe_math_optimizations.
6717 (fold_builtin_1): Update call to fold_builtin_copysign.
6719 2005-02-09 Ian Lance Taylor <ian@airs.com>
6722 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6723 just check whether EH_FILTER_FAILURE falls through.
6725 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6727 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6728 insns return to ready list in the next turn.
6730 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6733 * builtins.def: New __builtin_powi[lf].
6734 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6735 (expand_builtin_powi): New function.
6736 (expand_builtin): Dispatch to expand_builtin_powi.
6737 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6738 * libgcc2.c: Add __builtin_powi[lf] implementation.
6739 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6740 * optabs.h: Add powi_optab.
6741 * optabs.c (init_optabs): Initialize powi_optab.
6742 * doc/extend.texi: Document __builtin_powi[lf].
6744 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6746 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6749 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6752 * fold-const.c (try_move_mult_to_index): Remove redundant
6753 type argument. Create ADDR_EXPR with correct type.
6754 (fold): Update callers of try_move_mult_to_index. Convert
6755 result to the appropriate type.
6757 2005-02-09 Roger Sayle <roger@eyesopen.com>
6760 * config/avr/avr.c (default_rtx_costs): Delete.
6761 (avr_operand_rtx_cost): New function.
6762 (avr_rtx_costs): Completely rewrite.
6764 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6767 * config/cris/cris.c (in_code): New variable.
6768 (cris_output_addr_const): Now a static function, a wrapper for
6770 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6771 case from old cris_output_addr_const.
6772 (cris_asm_output_label_ref): Similar for LABEL_REF.
6773 (cris_output_addr_const_extra): Similar for UNSPEC.
6774 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6775 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6776 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6778 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6779 (cris_asm_output_label_ref): Declare.
6781 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6783 PR preprocessor/19801
6784 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6785 filenames that changed when libcpp was moved to the toplevel.
6787 2005-02-07 Roger Sayle <roger@eyesopen.com>
6789 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6790 zero extensions of BImode operands. Call lowpart_subreg instead
6791 of gen_lowpart_common and gen_lowpart_SUBREG.
6793 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6796 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6797 * configure.ac: Set cc_for_cross_gnattools.
6798 * configure: Regenerate.
6800 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6803 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6805 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6808 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6809 of nested functions.
6811 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6813 * doc/extend.texi: Document deprecated extensions allowing
6814 static floating-point members to have initializers and allowing
6815 floating-point literals in integral constant expressions.
6817 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6819 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6820 config/darwin7.h, config/mips/mips.c,
6821 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6824 * cse.c: Update comments.
6826 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6829 * builtins.c (fold_builtin_sqrt): Transform
6830 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6833 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6834 Dorit Naishlos <dorit@il.ibm.com>
6836 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6837 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6838 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6840 * tree.h (vect_set_verbosity_level): New extern function declaration
6842 * tree-vectorizer.h (verbosity_levels): New enum type.
6843 * tree-vectorizer.c (vect_debug_stats): Function removed.
6844 (vect_debug_details): Likewise.
6845 (vect_verbosity_level): Global variable was defined and initialized.
6846 (vect_dump): Global variable definition.
6847 (vect_print_dump_info): New function.
6848 (vect_set_dump_settings): New function.
6849 (vect_set_verbosity_level): New function.
6850 (vectorize_loops): Add call to vect_set_dump_settings.
6852 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6853 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6854 (slpeel_tree_peel_loop_to_edge): Likewise.
6856 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6857 appropriate verbosity level instead of call to vect_debug_details
6858 or vect_debug_stats.
6859 (vect_get_base_and_offset):
6860 (vect_create_addr_base_for_vector_ref):
6861 (get_vectype_for_scalar_type):
6862 (vect_create_data_ref_ptr):
6864 (vect_get_vec_def_for_operand):
6865 (vect_finish_stmt_generation):
6866 (vectorizable_assignment):
6867 (vectorizable_operation):
6868 (vectorizable_store):
6869 (vectorizable_load):
6870 (vect_transform_stmt):
6871 (vect_update_ivs_after_vectorizer):
6872 (vect_do_peeling_for_loop_bound):
6873 (vect_update_inits_of_drs):
6874 (vect_do_peeling_for_alignment):
6875 (vect_transform_loop):
6876 (vect_is_simple_use):
6877 (vect_analyze_operations):
6878 (vect_is_simple_iv_evolution):
6879 (vect_analyze_scalar_cycles):
6880 (vect_analyze_data_ref_dependence):
6881 (vect_analyze_data_ref_dependences):
6882 (vect_compute_data_ref_alignment):
6883 (vect_enhance_data_refs_alignment):
6884 (vect_analyze_data_refs_alignment):
6885 (vect_analyze_data_ref_access):
6886 (vect_analyze_data_ref_accesses):
6887 (vect_analyze_pointer_ref_access):
6888 (vect_get_memtag_and_dr):
6889 (vect_analyze_data_refs):
6890 (vect_mark_relevant):
6891 (vect_stmt_relevant_p):
6892 (vect_mark_stmts_to_be_vectorized):
6893 (vect_can_advance_ivs_p):
6894 (vect_get_loop_niters):
6895 (vect_analyze_loop_form):
6896 (vect_analyze_loop):
6897 (vectorize_loops): Likewise.
6899 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6900 (vect_update_inits_of_drs):
6901 (vect_do_peeling_for_alignment):
6902 (vect_transform_loop):
6903 (vect_analyze_operations):
6904 (vect_analyze_scalar_cycles):
6905 (vect_analyze_data_ref_dependences):
6906 (vect_analyze_data_refs_alignment):
6907 (vect_analyze_data_ref_accesses):
6908 (vect_analyze_data_refs):
6909 (vect_mark_stmts_to_be_vectorized):
6910 (vect_get_loop_niters):
6911 (vect_analyze_loop_form):
6912 (vect_analyze_loop): Likewise.
6913 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6915 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6919 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6920 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6921 either -ffast-math or -funsafe-math-optimizations is in use.
6923 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6924 * config/mips/irix-csr.c: New file.
6925 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6926 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6927 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6930 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6932 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6933 redundant, incorrect definitions.
6935 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6937 ("*tls_indirect_call"): New, reference hard regs directly.
6938 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6940 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6942 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6943 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6945 2005-02-06 Roger Sayle <roger@eyesopen.com>
6947 PR rtl-optimization/19800
6948 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6949 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6952 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6954 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6956 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6959 * doc/invoke.texi: Correct documentation of -freorder-functions.
6961 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6964 * doc/invoke.texi: Don't mention gccbug.
6966 2005-02-06 Roger Sayle <roger@eyesopen.com>
6967 Andrew Pinski <pinskia@physics.uc.edu>
6968 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6970 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6971 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6972 into just (zero_extract:SI FOO (const_int 1) BAR).
6974 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6976 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6977 macro locally. Don't give last revision date. Use GCC version
6978 number from gcc-common.texi.
6979 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6980 revision date. Use GCC version number from gcc-common.texi.
6981 Describe being a library as current state rather than as 3.x
6983 * doc/gcc.texi: Remove last update date.
6984 * doc/gccint.texi: Likewise. Update copyright dates.
6985 * doc/install.texi: Update copyright dates.
6987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6990 * doc/invoke.texi: Mention for each option included in -Wall that
6991 it is included in -Wall.
6992 * doc/gcc.texi: Update copyright and last modification date.
6994 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6996 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6997 unnecessary cast to original induction variable increments.
6999 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7001 PR tree-optimization/18219
7002 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7003 in distributed form.
7005 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7007 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7008 Set bitpos and offset later in the function. Do nothing if the
7009 target is a register and if the bitfield lies completely outside
7011 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7012 here. Return an uninitialised register if the source value is stored
7013 in a register and the bitfield lies completely outside that register.
7015 2005-02-06 Steven Bosscher <stevenb@suse.de>
7017 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7020 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7022 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7024 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7026 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7027 * config/darwin8.h: New.
7028 * config/darwin7.h: Update comment.
7030 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7031 Dorit Naishlos <dorit@il.ibm.com>
7033 * tree-vectorizer.h (LOC): New type.
7034 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7035 (loop_line_number): New field in struct _loop_vec_info.
7036 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7038 * tree-vectorizer.c (input.h): Included.
7039 (find_loop_location): New function.
7040 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7041 loop line number removed.
7042 (vect_debug_details): Likewise.
7043 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7045 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7046 call to vect_debug_details/stats changed from loop to loop_loc.
7047 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7048 (slpeel_tree_peel_loop_to_edge): Likewise.
7050 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7051 changed from NULL to UNKNOWN_LOC.
7052 (vect_get_base_and_offset):
7053 (vect_create_addr_base_for_vector_ref):
7054 (get_vectype_for_scalar_type):
7055 (vect_create_data_ref_ptr):
7057 (vect_get_vec_def_for_operand):
7058 (vect_finish_stmt_generation):
7059 (vectorizable_assignment):
7060 (vectorizable_operation):
7061 (vectorizable_store):
7062 (vectorizable_load):
7063 (vect_transform_stmt):
7064 (vect_update_ivs_after_vectorizer):
7065 (vect_do_peeling_for_loop_bound):
7066 (vect_do_peeling_for_alignment):
7067 (vect_transform_loop):
7068 (vect_is_simple_use):
7069 (vect_analyze_operations):
7070 (vect_is_simple_iv_evolution):
7071 (vect_analyze_scalar_cycles):
7072 (vect_analyze_data_ref_dependences):
7073 (vect_compute_data_ref_alignment):
7074 (vect_enhance_data_refs_alignment):
7075 (vect_analyze_data_ref_access):
7076 (vect_analyze_data_ref_accesses):
7077 (vect_analyze_pointer_ref_access):
7078 (vect_get_memtag_and_dr):
7079 (vect_analyze_data_refs):
7080 (vect_mark_relevant):
7081 (vect_stmt_relevant_p):
7082 (vect_mark_stmts_to_be_vectorized):
7083 (vect_can_advance_ivs_p):
7084 (vect_get_loop_niters):
7085 (vect_analyze_loop):
7086 (vectorize_loops): Likewise.
7088 (vectorizable_load): Argument in call to vect_debug_details/stats
7089 changed from loop to LOOP_LOC (loop_vinfo).
7090 (vect_transform_loop):
7091 (vect_analyze_operations):
7092 (vect_analyze_scalar_cycles):
7093 (vect_analyze_data_ref_dependence):
7094 (vect_enhance_data_refs_alignment):
7095 (vect_analyze_data_ref_accesses):
7096 (vect_analyze_pointer_ref_access):
7097 (vect_analyze_data_refs):
7098 (vect_analyze_loop): Likewise.
7100 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7101 changed from loop to loop_loc.
7103 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7105 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7106 Dorit Naishlos <dorit@il.ibm.com>
7108 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7110 (vect_analyze_data_ref_dependences): Likewise.
7112 (vect_is_simple_use): Argument changed from loop structure to
7113 loop_vect_info structure.
7114 (vect_can_advance_ivs_p): Likewise.
7115 (vect_create_index_for_vector_ref): Likewise.
7116 (vect_update_ivs_after_vectorizer): Likewise.
7117 (new_stmt_vec_info): Likewise.
7119 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7120 changed from loop to loop_vinfo.
7121 (vect_create_data_ref_ptr): First argument in call to
7122 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7123 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7124 was changed from loop to loop_vinfo.
7125 (vectorizable_operation): Likewise.
7126 (vectorizable_store): Likewise.
7127 (vect_mark_stmts_to_be_vectorized): Likewise.
7128 (vect_do_peeling_for_loop_bound): First argument in call to
7129 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7130 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7131 was changed from loop to loop_vinfo.
7132 (vect_analyze_data_ref_dependences): Third argument in call to
7133 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7135 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7136 (vect_create_data_ref_ptr): Likewise.
7137 (vect_init_vector): Likewise.
7138 (vect_get_vec_def_for_operand): Likewise.
7139 (vectorizable_assignment): Likewise.
7140 (vectorizable_operation): Likewise.
7141 (vectorizable_store): Likewise.
7142 (vectorizable_load): Likewise.
7143 (vect_update_ivs_after_vectorizer): Likewise.
7144 (vect_is_simple_use): Likewise.
7145 (vect_analyze_data_ref_dependence): Likewise.
7146 (vect_analyze_pointer_ref_access): Likewise.
7147 (vect_can_advance_ivs_p): Likewise.
7149 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7150 before _stmt_vec_info.
7151 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7152 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7153 (new_stmt_vec_info): Argument changed from loop structure to
7154 loop_vect_info structure
7156 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7157 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7158 (vect_create_addr_base_for_vector_ref): Likewise.
7159 (vect_analyze_pointer_ref_access): Likewise.
7161 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7164 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7165 phi flag if the phi is abnormal.
7167 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7170 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7171 information for the new statement.
7173 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7176 * gcc.c (main): Include the target in -v output.
7178 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7180 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7181 Do not drop the extend if we'd have to add a paradoxical subreg
7182 later. Include optabs.h and insn-codes.h.
7183 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7185 2005-02-02 Roger Sayle <roger@eyesopen.com>
7188 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7189 * fold-const.c (const_binop): Avoid constant folding floating
7190 point operations in modes that use composite representations.
7191 * simplify-rtx.c (simplify_binary_operation): Likewise.
7193 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7195 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7197 (altivec_dstt): Likewise.
7198 (altivec_dstst): Likewise.
7199 (altivec_dststt): Likewise.
7200 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7203 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7205 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7206 EXPR_LOCUS from orig_cond to the new cond_stmt.
7207 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7210 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7212 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7213 standard_iv_increment_position. Remove call to bsi_next
7214 (no need to bump the iterator anymore).
7215 (vect_create_index_for_vector_ref): Call
7216 standard_iv_increment_position. Remove second function argument.
7217 (vect_finish_stmt_generation): Remove call to bsi_next
7218 (no need to bump the iterator anymore).
7219 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7220 to vect_create_index_for_vector_ref.
7222 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7224 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7225 phis are used out of the loop.
7227 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7230 * c-decl.c (undef_nested_function): New variable.
7231 (pop_scope): Diagnose undefined nested functions.
7232 (finish_function): Don't attempt cgraph processing or genericizing
7233 if current top-level function contained an undefined nested
7234 function. Reset undef_nested_function at the end of a top-level
7237 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7239 * tree.c (build_int_cst_type): Take sign of the value into account
7240 when deciding whether sign extend the value.
7242 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7245 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7246 (cpp_options, cc1_options): Change %{std*&ansi} to
7247 %{std*&ansi&trigraphs}.
7249 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7251 * cse.c: Update comments.
7253 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7255 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7256 arguments go on the stack. Do not put complex doubles in odd/even
7259 2005-02-02 Steven Bosscher <stevenb@suse.de>
7261 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7262 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7263 -ftree-pre, and -fthread-jumps.
7265 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7267 PR tree-optimization/19578
7268 * tree-flow.h (modified_noreturn_calls): Declare.
7269 (noreturn_call_p): Declare.
7270 * tree-flow-inline.h (noreturn_call_p): New function.
7271 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7272 * tree-cfg.c (modified_noreturn_calls): New variable.
7273 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7274 that contain a mid-block noreturn call.
7275 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7277 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7279 * df.c (df_def_record_1, df_uses_record): Don't use
7281 * df.h (DF_FOR_REGALLOC): Remove.
7283 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7286 * c-typeck.c (really_start_incremental_init): Reset
7287 constructor_max_index for arrays of incomplete type.
7289 2005-02-02 Jeff Law <law@redhat.com>
7291 * gcse.c (struct reg_set): Store the block index where the register
7292 was set rather than the setting insn.
7293 (record_one_set, compute_transp): Corresponding changes.
7294 (pre_insert_copy_insn): Do not call replace_one_set.
7295 (replace_one_set): Remove.
7297 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7300 * doc/gcov.texi: Fix typo.
7302 2005-02-01 Richard Henderson <rth@redhat.com
7305 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7306 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7308 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7309 * config/i386/i386-protos.h: Update.
7311 2005-02-01 Steven Bosscher <stevenb@suse.de>
7313 PR tree-optimization/19217
7314 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7315 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7316 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7317 that it is walking a PHI node.
7319 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7321 * doc/extend.texi (Nested Functions): Update.
7323 2005-02-01 Richard Henderson <rth@redhat.com>
7326 * optabs.c (expand_copysign_absneg): Export.
7327 * optabs.h (expand_copysign_absneg): Declare.
7328 * config/rs6000/rs6000.md (copysigntf3): New.
7330 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7332 PR tree-optimization/19633
7333 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7334 * tree-ssa-alias.c (init_alias_info): Initialize.
7335 (merge_pointed_to_info): Set.
7336 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7337 (dump_points_to_info_for): Show value of pt_null.
7338 (struct count_ptr_d): Declare.
7339 (find_ptr_dereference): Remove.
7340 (ptr_is_dereferenced_by): Remove.
7341 (count_ptr_derefs): New local function.
7342 (count_uses_and_derefs): New local function.
7343 (compute_points_to_and_addr_escape): Call it. If the number
7344 of dereferences is greater than zero, mark the pointer as
7345 dereferenced. If there are fewer dereferences than uses of
7346 the pointer, the pointer's value escapes.
7348 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7350 PR tree-optimization/19670
7351 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7353 (verify_use): ... set it here, instead.
7355 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7357 * doc/sourcebuild.texi (Test directives): Fix formatting.
7359 * doc/sourcebuild.texi (Test directives): Describe selector
7362 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7364 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7365 specific 64-bit CPUs.
7367 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7370 * arm.c (arm_eliminable_register): New function.
7371 (adjacent_mem_locations): Don't allow eliminable registers. Use
7372 HOST_WIDE_INT for address offsets.
7373 * arm-protos.h (arm_eliminable_register): Add prototype.
7375 2005-02-01 Steven Bosscher <stevenb@suse.de>
7377 PR optimization/15242
7378 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7379 * basic-block.h (duplicate_computed_gotos): Add prototype.
7380 * bb-reorder.c (duplicate_computed_gotos): New function to
7381 duplicate sufficiently small blocks ending in a computed jump.
7382 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7383 if not optimizing for size.
7384 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7385 never do tail merging for blocks ending in a computed jump.
7386 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7388 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7390 Patch from Richard Sandiford <rsandifo@redhat.com>
7391 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7392 from inheriting a subreg equivalence with a non-spill register.
7394 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7396 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7398 * config/frv/frv.c (movcc_fp_destination_operand): New.
7399 (gpr_or_memory_operand): Fix typo in comment.
7400 (gpr_or_memory_operand_with_scratch): New.
7401 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7402 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7403 movcc_fp_destination_operand.
7404 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7405 Legitimize memory addresses using a scratch register.
7407 2005-01-31 Jeff Law <law@redhat.com>
7409 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7410 bitmap a sparse bitmap instead of a simple bitmap.
7411 (mark_def_sites_initialize_block): Corresponding changes.
7412 (ssa_mark_def_sites_initialize_block): Likewise.
7413 (ssa_mark_phi_uses): Likewise.
7414 (mark_def_site, ssa_mark_def_sites): Likewise.
7415 (mark_def_site_blocks): Likewise.
7416 (rewrite_ssa_into_ssa): Likewise.
7418 * tree-ssa-dom.c (record_cond): Pass correct variable type
7419 for last argument to htab_find_slot_with_hash.
7421 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7422 effects when optimizing 0 % X. Do not try to optimize X % 0.
7424 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7426 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7429 2005-02-01 Eric Christopher <echristo@redhat.com>
7431 * config/mips/mips.c (override_options): Warn if -mint64
7433 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7436 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7438 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7440 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7441 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7442 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7443 (cached_regno): Initialize to INVALID_REGNUM.
7444 (cse_reg_info_table_size,
7445 cse_reg_info_table_first_uninitialized,
7446 cse_reg_info_timestamp): New.
7447 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7449 (init_cse_reg_info, get_cse_reg_info_1): New.
7450 (get_cse_reg_info): Cache the last look-up.
7451 (new_basic_block): Update the code to clear mappings from
7452 registers to cse_reg_info entries.
7453 (cse_main): Call init_cse_reg_info.
7455 * cse.c (get_cse_reg_info): Update a comment.
7457 2005-01-31 Steven Bosscher <stevenb@suse.de>
7460 * c-decl.c (start_decl): Do not warn about arrays of elements with
7461 an incomplete type here.
7462 (grokdeclarator): Do it here by making a pedwarn an error.
7463 * c-typeck.c (push_init_level): If there were previous errors with
7464 the constructor type, do not warn about braces for initializers.
7465 (process_init_element): Likewise for excess initializer elements.
7467 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7469 * cse.c (delete_trivially_dead_insn): Don't iterate.
7471 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7473 * config/rs6000/rs6000.md (copysignsf3): New expand.
7474 (copysigndf3): Likewise.
7476 2005-01-31 Steven Bosscher <stevenb@suse.de>
7478 * recog.c (constrain_operands): Only look for earlyclobber operand
7479 conflicts if an '&' constraint was seen.
7481 2005-01-31 Marc Espie <espie@openbsd.org>
7483 * config.gcc: Don't include embedded systems fragment, switches default
7484 debugging format to ELF.
7485 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7486 longer pick it up there.
7488 2005-01-31 Dale Johannesen <dalej@apple.com>
7490 * doc/extend.texi (nested functions): Fix linkage description.
7491 Clarify that static is not allowed.
7493 2005-01-31 Dale Johannesen <dalej@apple.com>
7495 * config/rs6000/darwin.md (movsf_low_di): Make work.
7496 (movdf_low_di): Make work.
7498 2005-01-31 Dale Johannesen <dalej@apple.com>
7500 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7501 Make work for 64 bit.
7503 2005-01-31 Roger Sayle <roger@eyesopen.com>
7504 Dale Johannesen <dalej@apple.com>
7507 * fold-const.c (fold_binary_op_with_conditional_arg):
7508 Make types match original operands, before STRIP_NOPS.
7510 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7512 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7513 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7514 (struct gcc_sigcontext): Delete. Merge contents to..
7515 (struct gcc_ucontext): ..here.
7516 (get_sigcontext): Delete.
7517 (get_regs): New function, like get_sigcontext but return regs ptr.
7518 64-bit version finds regs from r1 to support vdso.
7519 (ppc_linux_aux_vector): New function.
7520 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7523 2005-01-31 Ira Rosen <irar@il.ibm.com>
7525 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7527 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7528 redundant fold. Fix misalignment for MINUS_EXPR.
7529 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7530 (vect_analyze_pointer_ref_access): Likewise.
7531 (vect_get_memtag_and_dr): Likewise.
7533 2005-01-31 Richard Henderson <rth@redhat.com>
7535 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7536 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7537 absnegdf2_i387, absnegxf2_i387): Likewise.
7539 2005-01-31 Richard Henderson <rth@redhat.com>
7542 * optabs.c (expand_copysign_absneg): New.
7543 (expand_copysign_bit): Split out from ...
7544 (expand_copysign): ... here. Use expand_copysign_absneg.
7546 2005-01-30 Roger Sayle <roger@eyesopen.com>
7549 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7550 constant as the second operand and a register as the third.
7552 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7555 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7556 that dllimport'd functions do not use all call-clobbered registers
7559 2005-01-30 Richard Henderson <rth@redhat.com>
7562 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7563 expand_abs_nojump and generalize. Use operand_subword and
7564 emit_no_conflict_block. Support large modes.
7565 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7567 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7568 negation to subtraction.
7569 (expand_copysign): Check that the format has signed zeros.
7570 Use operand_subword and emit_no_conflict_block. Support large modes.
7572 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7574 Fix PR tree-optimization/19624
7576 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7577 * tree-ssa-pre.c: Add cfgloop.h.
7579 (pre_stats): New member, constified.
7580 (inserted_exprs): New static variable.
7581 (NECESSARY): New macro.
7582 (create_expression_by_pieces): Fold the expression, and
7583 mark it as defaulting to not necessary. Also put in
7585 (fully_constant_expression): New function.
7586 (insert_into_preds_of_block): Modify to not insert phis when we
7587 are playing with induction variables.
7588 Push phis onto the inserted_exprs vector, and mark them as not
7589 necessary by default.
7590 (insert_aux): Call fully_constant_expression on eprime.
7591 If all edges produce the same value, mark it constant.
7592 (mark_operand_necessary): New function.
7593 (remove_dead_inserted_code): New function.
7594 (init_pre): Init loop optimizer to get loop info.
7595 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7596 (execute_pre): Commit edge inserts, then remove dead code.
7598 2005-01-30 Richard Henderson <rth@redhat.com>
7600 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7601 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7603 2005-01-30 Richard Henderson <rth@redhat.com>
7606 * config/i386/i386.c (ix86_expand_copysign): New.
7607 (ix86_split_copysign_const): New.
7608 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7609 rearrange op1/nmask operands.
7610 * config/i386/i386-protos.h: Update.
7611 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7612 (copysigndf3): Likewise.
7613 (copysignsf3_const, copysigndf3_const): New.
7614 (copysignsf3_var): Rename from copysignsf3, split out splitter
7615 and fix split predicate for X constraint.
7616 (copysigndf3_var): Similarly.
7618 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7620 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7621 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7622 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7624 2005-01-29 Richard Henderson <rth@redhat.com>
7627 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7628 of # and * in constraints.
7630 2005-01-29 Richard Henderson <rth@redhat.com>
7633 * expr.c (store_field): Don't strip sub-mode cast when the input
7634 data is even smaller.
7636 2005-01-29 Richard Henderson <rth@redhat.com>
7639 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7642 2005-01-29 Richard Henderson <rth@redhat.com>
7644 * combine.c (make_field_assignment): Fix argument order
7647 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7649 PR tree-optimization/15791
7650 * fold-const.c (extract_array_ref): New function.
7651 (fold): Fold comparisons between &a[i] and &a[j] or
7652 semantically equivalent trees.
7654 2005-01-29 Jeff Law <law@redhat.com>
7656 * gcse.c (insert_expr_in_table): Revamp handling of available
7657 and anticipatable occurrence lists to avoid unnecessary list
7659 (insert_set_in_table): Similarly.
7661 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7663 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7665 (c_build_qualified_type): Build qualified array types with
7666 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7667 * c-decl.c (c_make_fname_decl): Build unqualified array type
7668 before qualified type.
7669 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7670 type is qualified, not just if type itself is. Don't apply
7671 qualifiers to array type when declarator is processed. Apply
7672 qualifiers to field type whether or not it is an array type.
7673 Don't handle array types specially for applying qualifiers to
7675 * c-typeck.c (composite_type): Build unqualified element type and
7676 array type when forming composite of array types.
7677 (common_pointer_type, comptypes, comp_target_types,
7678 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7679 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7681 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7682 (args2) in variables a1 and a2.
7684 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7686 * cse.c (n_elements_made, max_elements_made): Remove.
7687 (insert): Don't touch n_elements_made.
7688 (cse_main): Don't touch n_elements_made or max_elements_made.
7690 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7693 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7694 configuration part of dp-bit.c to be lost.
7696 2005-01-28 Roger Sayle <roger@eyesopen.com>
7698 * expmed.c (expand_mult_highpart_optab): When attempting to use
7699 a non-widening multiplication in a wider mode, the operands need
7700 to be converted (zero or sign extended) to that mode.
7702 2005-01-28 Ian Lance Taylor <ian@airs.com>
7706 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7707 through if both operands fall through.
7709 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7711 * cse.c (fold_rtx) <PC>: Don't optimize.
7713 2005-01-28 Jeff Law <law@redhat.com>
7715 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7716 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7718 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7720 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7721 cse_reg_info_used_list_end): Remove.
7722 (cse_reg_info_list, cse_reg_info_list_free): New.
7723 (get_cse_reg_info): When allocating an instance of
7724 cse_reg_info, add it to the beginning of the cse_reg_info_list
7725 list. Remove code to maintain cse_reg_info_used_list.
7726 (new_basic_block): Reset the free list to the beginning of
7729 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7731 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7732 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7733 (frv_expand_mdpackh_builtin): New function.
7734 (frv_expand_builtin): Use it to expand __MDPACKH.
7735 * doc/extend.texi (__MDPACKH): Update documentation.
7737 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7739 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7740 SSE_FLOAT_MODE_P for use_sse computation.
7742 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7745 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7747 2005-01-27 Richard Henderson <rth@redhat.com>
7749 * builtins.c (expand_builtin_copysign): New.
7750 (expand_builtin): Call it.
7751 * genopinit.c (optabs): Add copysign_optab.
7752 * optabs.c (init_optabs): Initialize it.
7753 (expand_copysign): New.
7754 * optabs.h (OTI_copysign, copysign_optab): New.
7755 (expand_copysign): Declare.
7757 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7758 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7760 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7761 (ix86_expand_fp_absneg_operator): ... here.
7762 (ix86_split_copysign): New.
7763 * config/i386/i386-protos.h: Update.
7764 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7765 (copysignsf3, copysigndf3): New.
7767 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7768 (copysignsf3, ncopysignsf3): New.
7769 (copysigndf3, ncopysigndf3): New.
7770 (copysignxf3, ncopysignxf3): New.
7771 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7773 2005-01-27 Arend Bayer <arend.bayer@web.de>
7774 Kazu Hirata <kazu@cs.umass.edu>
7776 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7777 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7778 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7781 2005-01-27 Jeff Law <law@redhat.com>
7783 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7784 definitions of SSA_NAMEs which are not being rewritten.
7785 (rewrite_ssa_into_ssa): Only initialize the current definition
7786 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7787 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7788 SSA_NAMEs before returning.
7790 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7792 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7793 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7794 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7795 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7796 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7798 2005-01-27 Steven Bosscher <stevenb@suse.de>
7801 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7802 higher to -O2 and higher. Likewise for tree PRE.
7803 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7806 2005-01-27 Ian Lance Taylor <ian@airs.com>
7809 * gimple-low.c (try_catch_may_fallthru): New static function.
7810 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7811 * tree-inline.c (expand_call_inline): Don't warn about reaching
7812 the end of a non-void function being inlined if the function uses
7815 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7817 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7820 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7821 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7822 (implicitly_declare): Handle error_mark_node.
7824 2005-01-27 Richard Henderson <rth@redhat.com>
7827 * tree.h (struct tree_decl): Add debug_expr_is_from.
7828 (DECL_DEBUG_EXPR_IS_FROM): New.
7829 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7830 * dwarf2out.c (dwarf2out_var_location): Update to match.
7831 * tree-outof-ssa.c (create_temp): Likewise.
7832 * var-tracking.c (track_expr_p): Likewise.
7833 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7834 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7835 * toplev.c (default_tree_printer): Likewise.
7837 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7839 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7840 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7842 2005-01-27 Steven Bosscher <stevenb@suse.de>
7844 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7845 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7846 ASM_CLOBBERS): Add tree checks.
7848 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7849 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7850 * c-common.def (SWITCH_STMT): Update to match.
7851 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7852 macros instead of SWITCH_EXPR ones.
7853 * c-dump.c (c_dump_tree): Likewise.
7854 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7855 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7857 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7859 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7861 * unwind-dw2.c (execute_stack_op): Add missing cases for
7862 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7864 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7866 * config.gcc (Obsolete configurations): Remove 'dummy', add
7867 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7870 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7872 PR tree-optimization/19633
7873 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7875 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7876 are no call-clobbered variables.
7877 * tree-outof-ssa.c (check_replaceable): Return false for calls
7880 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7882 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7883 even for variables with NULL DECL_INITIAL.
7885 2005-01-26 Stuart Hastings <stuart@apple.com>
7887 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7889 2005-01-26 Richard Henderson <rth@redhat.com>
7892 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7894 * expr.c (store_field): Strip conversions to odd-bit-sized types
7895 if the destination field width matches.
7897 2005-01-26 Richard Henderson <rth@redhat.com>
7899 * c-decl.c, expmed.c, expr.c: Revert last change.
7901 2005-01-26 Richard Henderson <rth@redhat.com>
7904 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7906 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7907 if we don't need the bits above those present in the current mode.
7908 * expr.c (store_field): Strip conversions to odd-bit-sized types
7909 if the destination field width matches.
7911 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7913 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7914 either -ffast-math or -funsafe-math-optimizations is in use.
7916 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7920 * config/avr/avr.c (notice_update_cc): Only set condition code for
7921 ashrqi3 if shift count > 0.
7922 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7923 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7924 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7925 count <= 0 as a no-op, and shift count >= width by copying zero
7926 or sign bit to all bits of the result.
7927 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7928 count, with attribute "length" set to 0 and "cc" set to "none".
7930 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7932 * doc/invoke.texi: Document -mTLS.
7934 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7935 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7936 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7937 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7938 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7939 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7940 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7941 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7943 * configure.ac: Check for a TLS capable gas.
7945 * configure: Regenerate.
7947 2005-01-26 Richard Henderson <rth@redhat.com>
7950 * combine.c (make_field_assignment): Simplify store to zero_extract
7951 from a source with an overlapping mask.
7953 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7955 2004-11-11 Eric Christopher <echristo@redhat.com>
7957 * config/frv/frv.md: Add fr400_integer automaton. Don't
7958 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7961 2005-01-26 Steven Bosscher <stevenb@suse.de>
7964 * cfgbuild.c (make_edges): Do not clear or set
7965 current_function_has_computed_jump.
7966 * function.h (struct function): Remove the has_computed_jump field.
7967 (current_function_has_computed_jump): Do not define.
7968 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7969 in a computed jump. Ignore current_function_has_computed_jump.
7971 2005-01-26 Richard Henderson <rth@redhat.com>
7974 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7975 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7977 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7978 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7979 objects into static storage if they have more than one non-zero value.
7980 * tree.h (categorize_ctor_elements): Update decl.
7982 2005-01-26 Steven Bosscher <stevenb@suse.de>
7985 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7986 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7987 to this function from 2004-07-10.
7988 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7989 the current function for tail call optimizations if the address
7990 of one of it its arguments is taken.
7992 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7994 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7996 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7998 * function.c (expand_function_end): If current_function_calls_alloca,
7999 emit stack restore in a place that is reached when the function falls
8002 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8004 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8005 rule to avoid matching inappropriate suffix rule.
8007 2005-01-26 Jan Hubicka <jh@suse.cz>
8009 PR tree-optimization/19241
8010 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8012 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8014 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8015 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8017 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8018 <sim*>: Always use crt1.o, regardless of N in simN.
8019 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8020 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8021 (CRT_CALL_STATIC_FUNCTION): Remove.
8022 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8023 use crt1.o, regardless of N in simN.
8024 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8025 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8026 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8027 case isystem setting.
8028 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8030 2005-01-25 Ian Lance Taylor <ian@airs.com>
8032 * gimple-low.c (block_may_fallthru): Correct handling of
8033 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8035 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8037 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8038 handlers to match indentation; nested under the mtune=* handler.
8039 Similar for mcpu= and march=.
8041 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8043 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8044 * config/mips/linux64.h (LIB_SPEC): Likewise.
8045 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8046 * config/sh/linux.h (LIB_SPEC): Likewise.
8048 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8050 * config/frv/frv.c (frv_legitimize_tls_address): New.
8051 (TARGET_HAVE_TLS): Define.
8052 (FRV_SYMBOL_REF_TLS_P): Define.
8053 (frv_override_options): Handle new register classes.
8054 (frv_legitimate_address_p): Reject tls addresses.
8055 (frv_legitimize_address): Handle TLS addresses.
8056 (gen_inlined_tls_plt): New.
8058 (frv_legitimize_tls_address): New.
8059 (unspec_got_name): Add TLS entries.
8060 (got12_operand): Add R_FRV_TLSMOFF12 case.
8061 (frv_emit_move): Fixup TLS addresses.
8062 (frv_emit_movsi): Legitimize TLS addresses.
8064 * config/frv/frv.h (MASK_BIG_TLS): New.
8065 (TARGET_BIG_TLS): New.
8066 (HAVE_AS_TLS): Define.
8067 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8068 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8069 (REG_CLASS_NAMES): Same.
8070 (REG_CLASS_CONTENTS): Same.
8071 (CONSTRAINT_LEN): New.
8072 (REG_CLASS_FROM_CONSTRAINT): New.
8073 (PREDICATE_CODES): Add symbolic_operand.
8075 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8076 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8077 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8078 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8079 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8080 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8081 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8082 GR9_REG, GR14_REG, LRREG.
8083 (type): Add load_or_call attribute.
8084 ("load_or_call"): New reservation.
8085 ("call_gettlsoff"): New.
8086 ("tls_indirect_call"): New.
8087 ("tls_load_gottlsoff12"): New.
8088 ("tlsoff_hilo"): New.
8089 ("tls_tlsdesc_ldd"): New.
8090 ("tls_tlsoff_ld"): New.
8093 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8095 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8097 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8098 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8099 * config/frv/frv.c (TLS_BIAS): Define.
8100 (frv_output_dwarf_dtprel): New.
8102 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8104 PR rtl-optimization/19579
8105 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8106 both A and B, see if they don't clobber registers the other expr uses.
8108 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8110 * real.c (do_add): Initialize signalling and canonical members.
8112 * real.c (real_from_integer): Zero out destination.
8114 2005-01-18 Jan Hubicka <jh@suse.cz>
8116 PR tree-optimize/19337
8117 * tree-inline.c (initialize_inlined_parameters): Copy
8118 saved_static_chain_decl only.
8120 2005-01-25 Richard Henderson <rth@redhat.com>
8124 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8125 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8126 80387 enabled, to return a proper subclass. Return the subset that
8127 overlaps with GENERAL_REGS for PLUS.
8128 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8130 2005-01-25 Richard Henderson <rth@redhat.com>
8133 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8135 2005-01-25 Roger Sayle <roger@eyesopen.com>
8137 * expmed.c (choose_multiplier): Change interface to return the
8138 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8139 (expand_divmod): Update calls to choose_multiplier.
8141 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8144 * expmed.c (extract_bit_field): Use adjust_address instead of
8145 gen_lowpart when op0 is a MEM.
8147 2005-01-24 Steven Bosscher <stevenb@suse.de>
8149 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8151 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8153 * config/mips/irix-csr.c: New file.
8154 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8155 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8156 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8159 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8162 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8163 sparc/elf.h, add sparc/sp-elf.h.
8164 (sparc-*-rtems*): Likewise.
8165 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8166 tm-dwarf2.h, add sparc/sp-elf.h.
8167 (sparc86x-*-elf): Likewise.
8168 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8169 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8170 TARGET_OS_CPP_BUILTINS.
8171 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8172 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8174 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8175 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8176 (SWITCH_TAKES_ARG): Likewise.
8177 (LOCAL_LABEL_PREFIX): Likewise.
8178 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8179 (TARGET_N_FORMAT_TYPES): Delete.
8180 (TARGET_FORMAT_TYPES): Likewise.
8181 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8182 * config/sparc/elf.h: Delete.
8183 * config/sparc/sp-elf.h: New file.
8185 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8187 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8188 * tree-flow.h: Remove the corresponding prototype.
8189 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8190 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8192 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8195 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8196 for AIX ABI or ELF -fPIC.
8197 (rs6000_emit_load_toc_table): Don't create toc_section here.
8198 (rs6000_xcoff_file_start): Nor here.
8200 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8202 * sh.c (ra.h): Don't #include.
8203 (hard_regs_intersect_p): New function, resurrected from ra.c.
8205 * sh.c: Fix 1996 Copyright.
8207 2005-01-24 Richard Henderson <rth@redhat.com>
8208 Aldy Hernandez <aldyh@redhat.com>
8210 * regrename.c (note_sets): Handle subregs.
8212 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8215 * genconditions.c (write_header, write_conditions): Elide file if
8218 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8220 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8221 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8224 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8226 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8227 expand_builtin_printf, expand_builtin_fprintf,
8228 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8229 checking against POINTER_TYPE.
8230 (validate_arglist): Handle POINTER_TYPE code by checking
8233 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8235 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8237 (for_each_rtx): Call for_each_rtx_1.
8238 * rtl.h (init_rtlanal): Declare.
8239 * toplev.c (backend_init): Call init_rtlanal.
8241 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8243 * flow.c (propagate_one_insn): Formatting.
8246 * flow.c (libcall_dead_p): Be more conservative if unsure.
8247 If there are any instructions between insn and call, see if they are
8248 all dead before saying the libcall is dead.
8250 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8252 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8253 operand constraint for operand 0.
8255 2005-01-23 Richard Henderson <rth@redhat.com>
8258 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8259 edges leading to join block.
8261 2005-01-23 Roger Sayle <roger@eyesopen.com>
8263 * expmed.c (expand_mult_highpart): Make static. Change type of
8264 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8265 (expand_divmod): Updates calls to expand_mult_highpart by using
8266 gen_int_mode to pass a CONST_INT rtx.
8267 * rtl.h (expand_mult_highpart): Remove prototype.
8269 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8271 * flow.c (regset_bytes, regset_size): Remove.
8273 * cfganal.c: Fix a reference to Harvey's paper.
8275 2005-01-23 Steven Bosscher <stevenb@suse.de>
8277 PR rtl-optimization/19464
8278 * tree-optimize.c (init_tree_optimization_passes): Add one more
8279 copyrename pass just before out-of-ssa.
8281 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8284 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8285 * ggc-none.c (ggc_free): Define.
8287 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8289 * cse.c (max_reg, max_insn_uid): Remove.
8290 (cse_main): Don't access max_reg or max_insn_uid.
8292 * c-common.c (explicit_flag_signed_bitfields,
8293 lang_statement_code_p, lang_expand_function_end): Remove.
8294 * c-common.h: Remove the corresponding declarations.
8295 * c-opts.c (c_common_handle_option): Remove all write access
8296 to explicit_flag_signed_bitfields.
8298 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8299 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8300 * cgraph.h: Remove the corresponding declaration.
8302 * gcse.c (null_pointer_info): Remove.
8304 2005-01-23 Roger Sayle <roger@eyesopen.com>
8305 Eric Botcazou <ebotcazou@libertysurf.fr>
8307 * combine.c (simplify_logical): Only simplify logical expressions
8308 of the form ior(and(x,y),z) by the inverse distributive law if the
8309 result is cheaper than the original.
8311 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8313 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8314 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8315 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8316 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8317 config/freebsd-spec.h, config/arm/arm.h,
8318 config/h8300/h8300.md, config/i386/i386.md,
8319 config/i386/predicates.md, config/i386/sse.md,
8320 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8321 config/vax/vax.md: Fix comment typos. Follow spelling
8324 2005-01-23 Steven Bosscher <stevenb@suse.de>
8326 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8327 tests, instead of `less than'.
8329 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8331 * function.c (assign_parm_setup_block): When creating a new stack slot
8332 for a parameter, get its alignment from the parameter's DECL_ALIGN
8333 rather than the type's TYPE_ALIGN. Make sure that the parameter
8334 is at least word aligned.
8336 2005-01-22 Roger Sayle <roger@eyesopen.com>
8339 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8341 2005-01-22 Richard Henderson <rth@redhat.com>
8344 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8345 in both compare operands.
8346 (movdfcc_1_sse_max): Likewise.
8347 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8348 (movdfcc_1_sse): Likewise.
8349 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8350 scratch register as needed.
8352 2005-01-22 Richard Henderson <rth@redhat.com>
8354 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8356 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8358 2005-01-22 Richard Henderson <rth@redhat.com>
8360 * genopinit.c (optabs): Use smin/smax for floating point too.
8361 * doc/md.texi: Update to match. Clarify that floating point
8362 results are undefined for +0/-0 and NaN.
8363 * doc/rtl.texi: Likewise.
8364 * rtl.def (SMIN, SMAX): Likewise
8365 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8367 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8368 leading 's' to the name.
8369 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8370 smaxxf3, sminxf3): Likewise.
8371 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8374 2005-01-22 Paul Brook <paul@codesourcery.com>
8376 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8378 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8380 * config/s390/s390.c (struct processor_costs): New fields
8381 dlgr, dlr, dr, dsgfr, dsgr.
8382 (z900_cost, z990_cost): Values for new fields.
8383 (s390_rtx_costs): New cases MEM und COMPARE in switch
8384 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8385 DIV, MOD, UDIV, UMOD.
8387 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8389 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8390 into the register being decremented.
8391 ("doloop_si31", "doloop_di"): Likewise.
8392 ("*doloop_si_long"): Adapt pattern.
8394 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8396 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8398 (CLASS_MAX_NREGS): Likewise.
8400 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8402 * doc/tree-ssa.texi (Statement Operands): Add example for new
8403 must-def macro. Note deprecation of old operands interface.
8405 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8407 PR tree-optimization/19484
8408 * tree-cfg.c (remove_fallthru_edge): New function.
8409 (cleanup_control_flow): Remove fallthru edges from calls that are
8410 now known not to return.
8412 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8414 Fix PR tree-optimization/19038
8415 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8416 copies with loop variant ones.
8418 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8420 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8421 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8422 config/alpha/alpha.md, config/alpha/predicates.md,
8423 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8424 config/sparc/sol2.h: Update copyright.
8426 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8427 first label to see if it is a nonlocal label.
8429 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8430 Andrew Pinski <pinskia@physics.uc.edu>
8433 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8434 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8436 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8438 * config/rs6000/rtems.h: Update copyright.
8440 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8443 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8444 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8445 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8447 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8450 * c-typeck.c (convert_arguments): Check for error_mark_node.
8452 2005-01-21 Ian Lance Taylor <ian@airs.com>
8454 PR tree-optimization/13000
8455 * tree-inline.c: Include "tree-flow.h".
8456 (expand_call_inline): If warn_return_type, warn if non-void inline
8457 function falls through.
8458 * tree-cfg.c (execute_warn_function_return): Don't warn about
8459 control reaching end if TREE_NO_WARNING is set. Set
8461 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8463 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8464 branch if we don't need one.
8465 * c-typeck.c: Include "tree-flow.h"
8466 (c_finish_bc_stmt): Don't add a goto if the current statement
8467 list doesn't fall through to the current point.
8469 2005-01-21 Roger Sayle <roger@eyesopen.com>
8471 PR rtl-optimization/576
8472 * real.c (real_arithmetic): Change return type from void to bool
8473 to return an indication that the result may be inexact.
8474 * real.h (real_arithmeric): Update prototype.
8475 * fold-const.c (const_binop): Don't constant fold floating
8476 point expressions when the user specifies -frounding-math and
8477 the result may depend upon the run-time rounding mode.
8478 (fold_convert_const_real_from_real): Clean-up.
8479 (fold_initializer): Ignore flag_rounding_math for initializers.
8480 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8481 constant fold FP operations with flag_rounding_math if the
8482 result may depend upon the run-time rounding mode.
8484 2005-01-21 Tom Tromey <tromey@redhat.com>
8486 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8488 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8490 * tree-cfg.c: Fix comment typos.
8492 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8494 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8495 around the call to rest_of_handle_branch_target_load_optimize.
8497 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8499 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8500 (sparc64-*-openbsd*): Likewise.
8501 (sparclite-*-elf*): Include tm-dwarf2.h.
8502 (sparc86x-*-elf*): Likewise.
8503 (sparc64-*-elf*): Likewise.
8504 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8505 (DBX_DEBUGGING_INFO): Likewise.
8506 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8507 (PREFERRED_DEBUGGING_TYPE): Likewise.
8508 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8509 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8510 (PREFERRED_DEBUGGING_TYPE): Likewise.
8511 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8512 (PREFERRED_DEBUGGING_TYPE): Likewise.
8513 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8515 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8518 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8520 2005-01-20 Paul Brook <paul@codesourcery.com>
8522 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8524 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8526 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8527 label is first in a sequence of labels.
8529 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8531 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8532 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8534 * doc/sourcebuild.texi (Test Directives): New.
8536 2005-01-20 Roger Sayle <roger@eyesopen.com>
8538 * real.c (real_floor): Don't leave the result uninitialized when
8539 mode is VOIDMode, but return the unrounded intermediate value.
8540 (real_ceil): Likewise.
8542 2005-01-20 Paul Brook <paul@codesourcery.com>
8544 * config/arm/arm.md (insv): Use gen_int_mode.
8546 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8548 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8549 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8550 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8551 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8552 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8554 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8557 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8558 fbreg, so we have to assume we can't.
8559 (loc_descriptor_from_tree_1): Ditto.
8560 (containing_function_has_frame_base): New function.
8561 (add_location_or_const_value_attribute): Use it.
8562 Also try to generate a frame_base from a single element location
8565 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8567 PR tree-optimization/15349
8568 * timevar.def (TV_TREE_MERGE_PHI): New.
8569 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8571 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8572 calls to tree_forwarder_block_p.
8573 (remove_forwarder_block_with_phi, merge_phi_nodes,
8574 gate_merge_phi, pass_merge_phi): New.
8575 * tree-optimize.c (init_tree_optimization_passes): Add
8577 * tree-pass.h: Add an extern for pass_merge_phi;
8579 2005-01-20 Richard Henderson <rth@redhat.com>
8582 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8583 (_mm_castps_pd, _mm_castps_si128): New.
8584 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8586 2005-01-20 Richard Henderson <rth@redhat.com>
8589 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8590 __builtin_ia32_vec_init_v2si.
8591 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8592 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8593 (ix86_init_mmx_sse_builtins): Create it.
8594 (ix86_expand_builtin): Expand it.
8595 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8596 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8597 (vec_extractv2si_0, vec_extractv2si_1): New.
8599 2005-01-20 Richard Henderson <rth@redhat.com>
8602 * config/i386/i386.c (ix86_expand_push): New.
8603 * config/i386/mmx.md (push<MMXMODE>1): New.
8604 * config/i386/sse.md (push<SSEMODE>1): New.
8605 * config/i386/i386-protos.h: Update.
8607 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8609 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8612 2005-01-20 Richard Henderson <rth@redhat.com>
8614 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8615 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8617 2005-01-19 Richard Henderson <rth@redhat.com>
8620 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8621 to V4SFmode in SSE1 fallback load path.
8623 2005-01-19 Richard Henderson <rth@redhat.com>
8625 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8626 in QImode expansion to ix86_expand_vector_set.
8627 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8629 2005-01-19 Richard Henderson <rth@redhat.com>
8632 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8633 subclass of the input class.
8634 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8635 Always true for cross-SSE1 classes. Rationalize conditionals.
8636 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8637 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8638 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8639 (movdi_2): Add MMX/SSE zeros.
8640 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8641 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8642 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8643 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8644 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8645 (zero_extendsidi2_rex64_1): Remove.
8646 (MOV0 peephole): Check GENERAL_REG_P.
8648 2005-01-19 Richard Henderson <rth@redhat.com>
8651 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8653 (ix86_expand_vector_extract): Likewise.
8655 2005-01-19 Richard Henderson <rth@redhat.com>
8658 * expr.c (emit_move_change_mode): New argument force; use
8659 simplify_gen_subreg if true.
8660 (emit_move_via_alt_mode): Merge into ...
8661 (emit_move_via_integer): ... here.
8662 (emit_move_ccmode): Use emit_move_change_mode directly.
8664 2005-01-19 Richard Henderson <rth@redhat.com>
8667 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8668 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8669 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8671 (alpha_emit_set_const): Likewise. Make static.
8672 (alpha_emit_set_long_const): Make static.
8673 (alpha_extract_integer): Split out from alpha_expand_mov.
8674 (alpha_split_const_mov): Likewise.
8675 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8676 (alpha_legitimate_constant_p): New.
8677 * config/alpha/alpha-protos.h: Update.
8678 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8679 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8680 * config/alpha/alpha.md (movsi): Add n alternative.
8681 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8682 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8683 (splitters for all of the above): Use alpha_split_const_mov.
8684 * config/alpha/predicates.md (non_add_const_operand): New.
8685 (non_zero_const_operand): New.
8686 (input_operand): Use alpha_legitimate_constant_p after reload.
8688 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8690 PR tree-optimization/19038
8691 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8692 (add_candidate): Add ivs with increment in latch only if
8693 allow_ip_end_pos_p is true.
8694 (determine_iv_cost): Use empty_block_p.
8696 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8698 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8699 (compute_dominance_frontiers): Ditto.
8701 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8704 * config/sh/t-rtems: New.
8705 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8707 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8709 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8710 the offset of the selected field.
8712 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8714 * tree-cfg.c (remove_forwarder_block): Fix the check to
8715 prevent a nonlocal label from appearing in the middle of a
8718 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8720 PR rtl-optimization/19462
8721 * reorg.c (find_end_label): Create return insn only if
8722 current_function_epilogue_delay_list is empty.
8724 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8726 * doc/passes.texi: Remove paragraph mentioning new-ra.
8728 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8730 PR rtl-optimization/15139
8731 * combine.c: Include params.h.
8732 (count_rtxs): New function.
8733 (record_value_for_reg): If replace_rtx would replace at least
8734 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8735 (clobber (const_int 0)) instead of TEM.
8736 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8737 * params.h (MAX_LAST_VALUE_RTL): New.
8738 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8739 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8742 * c-typeck.c (digest_init): Only call build_vector if all constructor
8743 elements are *_CST nodes.
8744 * gimplify.c (gimplify_init_constructor): Likewise.
8747 * c-typeck.c (digest_init): Only call build_vector if inside_init
8750 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8752 * toplev.c (init_asm_output): Remove dead #ifdef.
8754 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8756 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8758 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8760 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8761 accessing DECL_FUNCTION_CODE.
8762 * dojump.c (do_jump): Likewise.
8763 * gimplify.c (gimplify_call_expr): Likewise.
8764 * predict.c (expr_expected_value): Likewise.
8765 (strip_builtin_expect): Likewise.
8766 * tree-inline.c (estimate_num_insns_1): Likewise.
8767 * tree-ssa-loop-im.c (stmt_cost): Likewise
8768 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8769 (tree_expr_nonnegative_p): Likewise.
8771 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8773 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8774 variant of the load_pcrel_sym pattern.
8775 * config/sparc/sparc.md (P macro): Move to the top.
8776 (load_pcrel_sym): Macroize using P.
8777 (save_register_window): Likewise.
8779 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8781 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8784 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8787 * c-typeck.c (build_asm_expr): Strip nops off
8788 input memory operands.
8790 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8792 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8793 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8794 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8795 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8797 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8800 * config/i386/i386.c (override_options): If the 80387 is disabled,
8801 then do not return FP values using FP registers.
8803 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8805 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8806 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8807 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8808 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8809 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8810 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8811 output.h, postreload-gcse.c, postreload.c, recog.c,
8812 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8813 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8814 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8815 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8816 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8817 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8818 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8819 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8821 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8822 config/alpha/alpha.c, config/arm/vfp.md,
8823 config/i386/emmintrin.h, config/i386/i386-modes.def,
8824 config/i386/i386-protos.h, config/i386/i386.h,
8825 config/i386/pmmintrin.h, config/i386/ppro.md,
8826 config/i386/predicates.md, config/i386/xmmintrin.h,
8827 config/i860/i860.c, config/ia64/ia64-modes.def,
8828 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8829 config/ia64/ia64.md, config/ia64/itanium1.md,
8830 config/ia64/itanium2.md, config/ia64/predicates.md,
8831 config/iq2000/iq2000.h, config/mips/linux64.h,
8832 config/rs6000/aix41.h, config/rs6000/aix43.h,
8833 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8834 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8835 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8836 config/sparc/linux64.h, config/sparc/litecoff.h,
8837 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8838 config/sparc/sparc.h, config/sparc/sparc.md,
8839 config/sparc/sysv4-only.h: Update copyright.
8841 2005-01-18 Richard Henderson <rth@redhat.com>
8844 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8846 2005-01-18 Marc Espie <espie@openbsd.org>
8847 * config/i386/openbsdelf.h: Typo.
8849 2005-01-18 Richard Henderson <rth@redhat.com>
8851 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8852 special case for sse.
8853 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8855 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8857 * tree-inline.c (estimate_num_insns_1): Added cases for
8858 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8860 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8862 PR rtl-optimization/19296
8863 * combine.c (simplify_comparison): Rewrite the condition under
8864 which a non-paradoxical SUBREG of a PLUS can be lifted when
8865 compared against a constant.
8867 2005-01-18 Andi Kleen <ak@muc.de>
8869 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8870 * c.opt (-Wpointer-sign): Add.
8871 * doc/invoke.texi: (-Wpointer-sign): Add.
8873 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8875 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8876 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8877 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8878 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8879 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8880 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8881 for TARGET_MIX_SSE_I387.
8882 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8883 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8884 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8885 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8886 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8887 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8888 TARGET_MIX_SSE_I387.
8889 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8892 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8895 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8896 Add movaps alternative for xmm reg->reg move.
8898 2005-01-17 Jeff Law <law@redhat.com>
8900 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8901 at the end of the main DOM loop rather than just before DOM exits.
8903 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8905 PR tree-optimization/19121
8906 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8907 adding aliases to a name tag, also add them to the pointer's
8909 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8910 sensitive alias info at all. Only check that the two pointers
8911 have compatible pointed-to sets.
8912 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8913 a pointer's type tag is a superset of the alias set of the
8916 2005-01-17 James E Wilson <wilson@specifixinc.com>
8919 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8920 comment to document why.
8922 2005-01-17 Richard Henderson <rth@redhat.com>
8924 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8925 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8926 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8927 sse2_vmsminv2df3_finite): New.
8928 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8929 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8930 Force op1 into register.
8932 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8934 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8935 bubblestrap from always rebuilding build directory.
8937 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8939 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8940 ("*cmpmem_short"): Likewise.
8942 2005-01-17 Steven Bosscher <stevenb@suse.de>
8944 * basic-block.h: Document BB_* flags.
8945 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8946 use an sbitmap instead.
8947 * sched-rgn.c (compute_trg_info): Likewise.
8949 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8951 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8952 redundant target_cpu_default and extra_parts lines. Use the default
8954 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8955 (SUBTARGET_EXTRA_SPECS): Delete.
8956 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8957 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8958 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8959 and "n32" for -mabi=n32.
8961 2005-01-17 Ian Lance Taylor <ian@airs.com>
8964 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8965 fold constant variables into initial values.
8967 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8969 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8971 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8972 through the statements backward.
8974 2005-01-17 Ian Lance Taylor <ian@airs.com>
8976 PR middle-end/13127:
8977 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8978 a variable set to the return value of the inlined function.
8980 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8982 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8983 when modes are tieable.
8985 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8987 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8988 of pthread_create to find out if threads are enabled.
8989 * gthr-posix95.h (__gthread_active_p): Likewise.
8991 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8993 * common.opt (-fnew-ra): Remove.
8995 * toplev.h (flag_new_regalloc): Remove.
8996 * Makefile.in (ra*.*): Don't mention.
8997 * passes.c (rest_of_handle_new_regalloc): Remove.
8998 (rest_of_handle_combine, rest_of_compilation): Always consider
8999 flag_new_regalloc as false.
9000 * doc/invoke.texi: Don't document -fnew-ra.
9002 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9004 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9005 last parameter to reg_scan.
9006 * loop.c (loop_optimize): Likewise.
9007 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9008 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9009 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9010 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9011 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9012 * regclass.c (reg_scan): Likewise, for the declaration.
9013 * rtl.h (reg_scan): Likewise, for the prototype.
9015 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9017 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9018 mark_dfs_back_edges.
9020 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9022 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9023 (compute_avail): Uses don't go in tmp_gen.
9025 2005-01-16 Steven Bosscher <stevenb@suse.de>
9027 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9028 loop to look for a free slot in a page entry.
9030 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9033 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9034 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9035 just before targetm.asm_out.file_end.
9036 * tree.h (process_pending_assemble_output_defs): Declare.
9037 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9039 (assemble_alias): Defer generation of assembly code for defines when
9040 TARGET_DEFERRED_OUTPUT_DEFS is true.
9041 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9042 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9043 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9045 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9048 * pa.c (pa_scalar_mode_supported_p): New function.
9049 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9050 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9052 * pa-protos.h (prefetch_operand): Delete.
9053 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9054 * pa.c (prefetch_operand): Delete.
9055 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9056 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9057 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9058 and prefetch_nocc_operand.
9059 * pa.md (prefetch): Rework to avoid reload problems handling short
9060 displacements when a cache control completer needs to be provided.
9061 (prefetch_32, prefetch_64): Delete.
9062 (prefetch_cc, prefetch_nocc): New patterns.
9064 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9066 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9068 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9071 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9072 exceeds maximum alignment for global common data.
9073 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9074 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9076 2004-01-15 Roger Sayle <roger@eyesopen.com>
9078 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9080 2004-01-15 Roger Sayle <roger@eyesopen.com>
9082 * harg-reg-set.h (reg_class_names): Prototype global array.
9083 * regclass.c (reg_class_names): Declare here and initialize to
9085 (dump_regclass): Remove local declaration of reg_class_names.
9086 (regclass): Likewise.
9087 * cfg.c (dump_flow_info): Likewise.
9088 * ra-debug.c (reg_class_names): Likewise.
9089 * regrename.c (reg_class_names): Likewise.
9090 * reload.c (reg_class_names): Likewise.
9091 * reload1.c (spill_failure): Likewise.
9092 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9094 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9096 * config/s390/s390.md ("reload_outti"): Remove predicate for
9097 output operand. Abort if operand is not a MEM.
9098 ("reload_outdi", "reload_outdf"): Likewise.
9100 2005-01-15 Marc Espie <espie@openbsd.org>
9102 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9103 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9104 * config/openbsd.h: Fix C++ includes for native configurations.
9105 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9106 Add trampoline support.
9107 * config/i386/openbsdelf.h: New.
9109 2005-01-15 Marc Espie <espie@openbsd.org>
9111 * collect2.c (main): Explicitly parse -dynamic-linker option.
9113 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9115 PR tree-optimization/19060
9116 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9117 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9118 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9119 and handle extract_range_from_cond returning false.
9120 * fold-const.c (fold): Optimize comparisons with min/max even for
9121 width > HOST_BITS_PER_WIDE_INT.
9123 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9125 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9126 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9127 Remove little endian multilib variants.
9128 Add mips32 multilib variant.
9130 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9132 * explow.c (copy_all_reg, stabilize): Remove.
9133 * expr.h: Remove the corresponding prototypes.
9135 * rtlanal.c (regs_set_between_p): Remove.
9136 * rtl.h: Remove the corresponding prototype.
9138 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9140 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9141 to rs6000_nonimmediate_operand.
9142 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9143 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9144 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9145 rs6000_nonimmediate_operand.
9146 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9147 rs6000_nonimmediate_operand.
9149 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9151 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9153 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9155 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9157 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9158 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9160 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9161 (rs6k_nonimmediate_operand): New.
9162 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9164 (legitimate_lo_sum_address_p): Same.
9165 (rs6000_legitimize_address): Same.
9166 (rs6000_legitimize_reload_address): Same.
9167 (rs6000_legitimate_address): Same.
9168 (spe_build_register_parallel): Pass DF and DC modes in a DI
9171 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9172 to rs6k_nonimmediate_operand.
9174 * config/rs6000/spe.md ("*frob_df_di"): New.
9175 ("*frob_di_df"): New.
9176 ("*frob_di_df_2"): New.
9177 ("*mov_sidf_e500_subreg0"): New.
9178 ("*mov_sidf_e500_subreg4"): New.
9179 ("*movdf_e500_double"): Change predicate to
9180 rs6k_nonimmediate_operand.
9182 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9184 * postreload.c (move2add_note_store): Only call
9185 trunc_int_for_mode on scalar integers.
9187 2005-01-14 Steven Bosscher <stevenb@suse.de>
9189 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9190 replace BB_VISITED uses.
9191 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9192 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9193 (tree_dce_done): Free visited_control_parents.
9194 (perform_tree_ssa_dce): Allocate and clear it.
9195 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9196 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9197 instead of BB_VISITED.
9199 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9201 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9202 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9203 Remove unused prototypes.
9205 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9207 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9208 64-bit register usage.
9209 (spe_func_has_64bit_regs_p): Add FIXME note.
9211 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9213 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9214 flag_finite_math_only with flag_unsafe_math_optimizations.
9216 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9218 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9220 (__tpf_eh_return): Copy TPF private stack area from the module
9221 boundary stack frame. Add check for when module addresses are
9222 equal, but no stub address is found.
9224 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9227 * arm.h (struct machine_function): Add call_via field.
9228 (thumb_call_via_label): Declare.
9229 * arm.c (thumb_call_via_label): New variable.
9230 (thumb_call_reg_needed): New variable.
9231 (arm_output_function_epilogue): For Thumb code, output any per-function
9232 call-indirect trampolines.
9233 (thumb_call_via_reg): New function.
9234 (arm_file_end): New function.
9235 (TARGET_ASM_FILE_END): Call arm_file_end.
9236 (aof_file_end): Likewise.
9237 * arm-protos.h (thumb_call_via_reg): Declare.
9238 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9239 thumb_call_via_reg in normal case.
9241 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9244 PR rtl-optimization/19348
9245 * recog.c (peephole2_optimize): Do global life update if some peephole
9246 decides it doesn't need at least one of its inputs and that change
9247 influences liveness at the start of the basic block.
9249 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9250 arguments instead of 1.
9252 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9255 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9256 zero for nested functions needing a static chain or functions
9257 with a non-constant address.
9259 2005-01-13 Roger Sayle <roger@eyesopen.com>
9261 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9262 (and (sign_extend X) C) into (zero_extend (and X C)).
9264 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9266 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9268 2005-01-13 Richard Henderson <rth@redhat.com>
9273 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9274 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9275 not just TARGET_SSE.
9276 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9277 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9278 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9279 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9280 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9281 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9282 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9283 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9284 (movdicc_c_rex64): Rename with '*'.
9285 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9286 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9287 (movsfcc_1_387): Rename from movsfcc_1.
9288 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9289 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9290 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9291 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9292 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9293 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9294 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9295 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9296 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9297 sse_movdfcc_const0_4): Remove.
9298 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9299 recognize min/max early. Update for changed sse cmove patterns.
9300 (ix86_split_sse_movcc): New.
9301 * config/i386/i386-protos.h: Update.
9303 2005-01-13 Steven Bosscher <stevenb@suse.de>
9305 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9306 (fix_stmt_v_may_defs): Likewise.
9308 2005-01-13 Richard Henderson <rth@redhat.com>
9310 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9311 for converting the mask.
9313 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9315 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9318 2005-01-13 Richard Henderson <rth@redhat.com>
9320 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9321 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9322 IX86_BUILTIN_MOVDQ2Q): Remove.
9323 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9324 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9325 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9327 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9328 (sse2_pextrw): Fix immediate constraint.
9329 (sse2_loadq, sse2_loadq_rex64): Remove.
9330 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9331 Use __builtin_ia32_vec_ext_<size>.
9332 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9334 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9336 * function.c (assign_parm_setup_block): Look inside original
9337 entry_parm when inspecting PARALLEL.
9339 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9340 Joel Sherrill <joel@oarcorp.com>
9343 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9344 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9345 rtems_gxx_recursive_mutex_init.
9346 (__gthread_recursive_mutex_lock): New function.
9347 (__gthread_recursive_mutex_trylock): Likewise.
9348 (__gthread_recursive_mutex_unlock): Likewise.
9350 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9352 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9354 2005-01-13 Jan Beulich <jbeulich@novell.com>
9356 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9357 (ashrti3_internal): Indicate output is early clobber. Generate result
9358 into output rather than first input. Use move for low word of output
9359 if shift count is exactly 64.
9360 (lshrti3_internal): Likewise.
9362 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9366 * reload1.c (delete_output_reload): Don't delete an output reload
9367 if the pseudo lives longer than a single basic block. Adjust and
9368 improve wording of comment.
9370 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9373 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9374 of TYPE_SIZE where we mean the number of bytes.
9376 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9378 * function.c (assign_parm_setup_block): Relax condition on
9379 multi-register optimization.
9381 2005-01-12 Nick Clifton <nickc@redhat.com>
9383 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9384 an "in_delay_slot" attribute of "no" to prevent them being used in
9385 delay slots. This is forbidden because they might generate
9388 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9391 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9394 2005-01-12 Nick Clifton <nickc@redhat.com>
9396 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9397 passed on to GAS) but do not define, as GAS no longer supports or
9398 needs the -m2000 option.
9400 2005-01-11 Roger Sayle <roger@eyesopen.com>
9402 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9403 type as args of unprototyped builtins aren't automatically promoted.
9404 (fold_builtin_abs): Likewise.
9406 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9408 * Makefile.in: Set a `build-warn' variable.
9410 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9412 PR tree-optimization/17949
9413 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9414 (find_interesting_uses_address): Use it.
9416 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9418 * regrename.c (kill_value): Handle subreg's that won't simplify.
9420 2005-01-11 Richard Henderson <rth@redhat.com>
9423 * config/i386/i386.h (enum ix86_builtins): Move ...
9424 * config/i386/i386.c: ... here.
9425 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9426 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9427 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9428 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9429 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9430 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9431 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9432 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9433 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9434 IX86_BUILTIN_LOADDDUP): Remove.
9435 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9436 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9437 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9438 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9439 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9440 (ix86_init_builtins): Make static.
9441 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9442 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9443 if all the modes match. Otherwise, fake it.
9444 (get_element_number, ix86_expand_vec_init_builtin,
9445 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9446 (ix86_expand_builtin): Make static. Update for changed builtins.
9447 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9448 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9449 (ix86_expand_vector_init_duplicate): New.
9450 (ix86_expand_vector_init_low_nonzero): New.
9451 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9452 Split out from ix86_expand_vector_init; handle integer modes.
9453 (ix86_expand_vector_init): Use them.
9454 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9455 * config/i386/i386-protos.h: Update.
9456 * config/i386/predicates.md (reg_or_0_operand): New.
9457 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9458 (movv2sf_internal): Likewise. And a splitter to match them all.
9459 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9460 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9461 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9462 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9463 (mmx_pinsrw): Fix operand ordering.
9464 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9465 rather than sse_loadss expander.
9466 (movv2df splitter): Similarly.
9467 (sse_loadss, sse_loadlss): Remove.
9468 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9469 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9470 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9471 (sse3_movddup): Rename with '*'.
9472 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9473 (sse2_loadsd): Remove.
9474 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9475 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9476 (sse2_pinsrw): Fix argument ordering.
9477 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9478 (sse2_stored): Remove 'r' destination.
9479 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9480 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9481 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9482 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9483 vec_extractv16qi, vec_initv16qi): New.
9485 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9486 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9487 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9489 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9490 (_mm_load_si128, _mm_store_si128): Likewise.
9491 (_mm_load1_pd): Use _mm_set1_pd.
9492 (_mm_load_sd): Use _mm_set_sd.
9493 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9494 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9495 (_mm_set_epi64): Use _mm_set_epi64x.
9496 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9497 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9498 _mm_setr_epi8): Use _mm_set_foo form.
9499 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9500 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9501 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9502 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9503 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9504 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9505 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9506 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9507 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9508 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9509 (_mm_movedup_pd): Use _mm_shuffle_pd.
9510 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9511 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9512 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9513 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9515 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9516 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9517 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9518 (_mm_store_ps): Use raw dereference.
9519 (_mm_store1_ps): Use _mm_storeu_ps.
9520 (_mm_storer_ps): Use _mm_store_ps.
9521 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9522 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9524 2005-01-11 Stan Shebs <shebs@apple.com>
9526 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9527 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9529 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9532 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9533 Skip all DECLs except for FIELD_DECLs.
9535 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9537 * config/s390/s390.c (override_options): Return error if
9538 -mbackchain, -mpacked-stack and -mhard-float are used together.
9539 (s390_va_start): Remove the backchain && packed-stack special case.
9540 (s390_gimplify_va_arg): Likewise.
9541 * doc/invoke.texi: Remove the ABI incompatibility note.
9543 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9545 * config/s390/s390.c (struct s390_frame_layout): Remove
9547 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9548 save_backchain_p with TARGET_BACKCHAIN.
9550 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9553 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9554 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9555 * function.c (locate_and_pad_parm): Set new field.
9556 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9557 Tweak where_pad test to include "none". Always set mem align for
9559 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9560 not sufficient for type.
9561 (assign_parm_setup_block): If stack_parm is zero on entry, always
9562 make a new stack local. Block move old stack parm if necessary
9563 to new aligned stack local.
9564 (assign_parm_setup_stack): Use a block move to handle
9565 potentially misaligned entry_parm.
9566 (assign_parms_unsplit_complex): Specify required alignment when
9567 creating stack local.
9568 * calls.c (compute_argument_addresses): Override alignment of stack
9569 arg calculated from its type with the alignment given by
9570 FUNCTION_ARG_BOUNDARY.
9571 (store_one_arg): Likewise.
9573 2005-01-11 Jan Beulich <jbeulich@novell.com>
9575 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9576 Change respective itanium_class attribute to ialu.
9577 (shladdp4_internal): New.
9578 * config/ia64/predicates.md (shladd_log2_operand): New.
9580 2005-01-11 Richard Henderson <rth@redhat.com>
9582 * expr.c (store_constructor): Use rtvec_alloc instead of
9583 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9585 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9587 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9589 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9591 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9592 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9593 (TARGET_RWRELOC): Define.
9594 (ia64_rwreloc_section_type_flags): Delete.
9595 (ia64_section_type_flags): New function.
9596 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9597 (TARGET_RWRELOC): Define.
9599 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9602 * config/ia64/ia64.c (process_set): For alloc insn, only call
9603 process_epilogue is !frame_pointer_needed.
9605 2005-01-10 Roger Sayle <roger@eyesopen.com>
9608 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9609 unary operator and can't be treated as a binary/comparison operator.
9611 2005-01-10 Richard Henderson <rth@redhat.com>
9613 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9614 (ix86_return_in_memory): Likewise.
9615 (function_arg_advance): Likewise. Mirror structure in function_arg
9616 for choosing register to advance.
9618 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9620 * tree-vectorizer.c, tree.def: Fix comment typos.
9622 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9624 * config/s390/s390.c (struct processor_costs): 4 new fields:
9625 ddbr, ddr, debr, der.
9626 (s390_rtx_costs): More precise handling of divide instructions.
9628 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9630 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9632 2005-01-10 Jan Beulich <jbeulich@novell.com>
9634 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9635 names resulting from -ffunction-sections/-fdata-sections and linkonce
9637 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9638 based on the section name. Rearrange the section name comparison logic
9639 slightly so that each section name is compared against at most once.
9641 2005-01-10 Ben Elliston <bje@au.ibm.com>
9643 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9644 targets for which -fPIC reduces limitations on the GOT size.
9646 2005-01-09 Falk Hueffner <falk@debian.org>
9648 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9651 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9654 * collect2.c (main): Set aixrtl_flag for -brtl option.
9655 (resolve_lib_name): Search for .so file extension before .a
9658 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9660 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9661 (vect_analyze_data_refs_alignment): Add dump prints.
9663 2005-01-09 Ira Rosen <irar@il.ibm.com>
9665 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9666 expr_invariant_in_loop_p.
9667 Initialize outputs first thing in the function.
9668 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9669 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9670 (vect_analyze_pointer_ref_access): Check that the initial condition of
9671 the access function is loop invariant.
9673 2005-01-09 Richard Henderson <rth@redhat.com>
9675 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9676 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9677 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9678 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9679 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9680 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9681 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9682 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9683 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9684 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9685 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9686 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9687 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9688 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9689 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9690 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9691 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9692 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9693 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9694 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9695 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9696 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9697 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9699 (mmx_clrdi, pavgusb): Remove.
9700 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9701 with leading sse_ prefix.
9702 * config/i386/sse.md: Receive them.
9703 * config/i386/mmx.md: New file.
9704 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9705 (subrv2sf3): Turn into expander for normal subtraction.
9706 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9707 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9708 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9709 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9710 commutative; use ix86_binary_operator_ok.
9711 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9712 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9713 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9714 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9715 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9716 Macroize from existing patterns; use ix86_binary_operator_ok.
9717 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9718 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9719 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9720 with vec_select+vec_concat.
9721 (mmx_pshufw, mmx_pshufw_1): Likewise.
9722 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9723 (mmx_uavgv4hi3): Model correctly.
9724 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9725 _mm_xor_si64): Remove casts.
9727 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9729 PR tree-optimization/19224
9730 * tree-scalar-evolution.c (get_instantiated_value,
9731 set_instantiated_value): New functions.
9732 (instantiate_parameters_1): Cache the results.
9733 (instantiate_parameters, resolve_mixers): Initialize and free
9736 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9738 * config/i386/i386.md (addhi_4): Correct reference in comment.
9741 2005-01-08 Richard Henderson <rth@redhat.com>
9743 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9744 (_mm_cvtsi128_si64x): Likewise.
9745 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9746 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9747 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9748 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9749 * config/i386/i386-protos.h: Update.
9750 * config/i386/i386.c (print_operand): Add 'H'.
9751 (ix86_fixup_binary_operands): Split out from ...
9752 (ix86_expand_binary_operator): ... here.
9753 (ix86_fixup_binary_operands_no_copy): New.
9754 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9755 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9756 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9757 (safe_vector_operand): Use CONST0_RTX.
9758 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9759 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9760 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9761 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9763 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9764 (IX86_BUILTIN_CMPNGESS): New.
9765 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9766 (attr type): Add sselog1.
9767 (attr unit, attr memory): Handle it.
9768 (movti, movti_internal, movti_rex64): Move near other integer moves.
9769 (movtf, movtf_internal): Move near other fp moves.
9770 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9771 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9772 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9773 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9774 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9775 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9776 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9777 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9778 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9779 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9780 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9781 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9782 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9783 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9784 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9785 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9786 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9787 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9788 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9789 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9790 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9791 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9792 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9793 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9794 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9795 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9796 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9797 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9798 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9799 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9800 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9801 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9802 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9803 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9804 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9805 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9806 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9807 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9808 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9809 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9810 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9811 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9812 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9813 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9815 (SSEPUSH, push<SSEPUSH>): Remove.
9816 (MMXPUSH, push<MMXPUSH>): Remove.
9817 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9818 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9819 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9820 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9821 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9822 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9823 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9824 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9825 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9826 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9827 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9828 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9829 (ppro_sse_log_V4SF): Handle sselog1.
9830 * config/i386/predicates.md (const_0_to_1_operand): New.
9831 (const_0_to_255_mul_8_operand): New.
9832 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9833 (const_2_to_3_operand, const_4_to_7_operand): New.
9834 * config/i386/sse.md: New file.
9835 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9836 (sse_movups): Rename from sse_movups_1.
9837 (sse_loadlss): Rename from sse_loadss_1.
9838 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9840 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9841 (absv4sf2, negv2df, absv2df): New.
9842 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9843 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9844 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9845 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9846 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9847 (sse3_addsubv4sf3): Model correctly.
9848 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9849 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9850 (sse_movhlps): Model with vec_select+vec_concat.
9851 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9852 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9853 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9854 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9855 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9856 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9857 sse2_pshufhw_1): Likewise.
9858 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9859 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9860 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9861 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9862 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9863 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9864 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9865 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9866 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9867 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9868 sminv8hi3): Mark commutative
9869 operands. Use ix86_binary_operator_ok.
9870 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9871 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9872 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9873 sse2_punpcklqdq): Allow operand2 in memory.
9874 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9875 sse2_movsd): Add memory alternatives.
9876 (sse_storelps): Turn expander into an insn; split after reload.
9877 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9878 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9880 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9882 * configure.ac (DWARF-2 debug_line): Use objdump.
9883 * configure: Regenerate.
9885 2005-01-08 Jeff Law <law@redhat.com>
9886 Diego Novillo <dnovillo@redhat.com>
9888 PR tree-optimization/18241
9889 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9890 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9891 statements with volatile operands.
9892 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9893 operands after marking a statement with has_volatile_ops.
9895 2005-01-08 Roger Sayle <roger@eyesopen.com>
9897 * tree.c (int_fits_type_p): Always honor integer constant
9898 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9900 2005-01-08 Roger Sayle <roger@eyesopen.com>
9902 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9903 the latent bug in rtl_delete_block has been resolved.
9905 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9907 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9908 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9910 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9912 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9913 library as @multilib_dir@/$(SHLIB_SONAME).
9915 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9917 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9918 * configure: Regenerate.
9920 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9922 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9925 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9928 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9929 Convert non-word aligned offset address using ld/std into
9932 2005-01-07 Richard Henderson <rth@redhat.com>
9934 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9936 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9938 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9940 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9942 PR tree-optimization/19283
9943 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9944 is not shorter than the original type.
9946 PR rtl-optimization/19012
9947 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9949 PR rtl-optimization/18861
9950 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9951 (FULL_STATE): Define.
9952 (mark_tablejump_edge): New function.
9953 (purge_dead_tablejump_edges): New function.
9954 (find_bb_boundaries): Use it.
9956 PR tree-optimization/18828
9957 * builtins.c (expand_builtin_next_arg): Remove argument and all
9958 the argument checking.
9959 (expand_builtin): Adjust caller.
9960 (expand_builtin_va_start): Likewise. Remove error for too many
9962 (fold_builtin_next_arg): Issue error for too many arguments.
9963 After checking arguments, replace them with magic arguments that
9964 prevent further checking of the args.
9966 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9968 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9970 2005-01-06 Roger Sayle <roger@eyesopen.com>
9973 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9974 and %{.S:...} (and their negative variants) to test whether the
9975 input file is assembler or pre-processed-assembler independent of
9976 the actual filename extension.
9978 2005-01-06 Roger Sayle <roger@eyesopen.com>
9980 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9981 of sign or zero extended values.
9983 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9985 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9986 for IBM long double format correctly.
9988 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9990 Fix PR tree-optimization/18792
9992 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9993 to first_loop_depth, and use loop depth instead of loop number.
9994 (build_classic_dir_vector): Ditto.
9995 (compute_data_dependences_for_loop): Use depth, not loop number.
9996 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9997 number. Pass in loops, instead of loop numbers.
9998 (gather_interchange_stats): Ditto.
9999 (linear_transform_loops): Ditto.
10001 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10004 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10005 biv_fits_mode_p, extension_within_bounds_p): New functions.
10006 (check_ext_dependent_givs): Use them.
10008 2005-01-06 Roger Sayle <roger@eyesopen.com>
10010 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10011 more than one barrier, in which case we should delete them all.
10013 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10015 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10017 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10019 Fix PR middle-end/19286
10021 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10022 output this subprogram, simply ignore this attempt to do it again.
10023 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10024 origin attribute if it's not possible.
10025 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10026 (decls_for_scope): Ditto.
10027 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10028 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10030 2005-01-05 Richard Henderson <rth@redhat.com>
10033 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10034 (bdesc_2arg): Use it.
10035 (ix86_expand_binop_builtin): Force operands into registers
10037 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10038 ix86_expand_sse_compare, ix86_expand_sse_comi,
10039 ix86_expand_builtin): Likewise.
10041 2005-01-05 Richard Henderson <rth@redhat.com>
10043 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10045 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10046 (mulv4hi3): Set itanium_class mmmul.
10047 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10048 (fpack): Rename from fpack_sfsf.
10050 2005-01-05 Richard Henderson <rth@redhat.com>
10053 * reload1.c (do_input_reload): Restrict the optimization deleteing
10054 a previous output reload to RELOAD_FOR_INPUT.
10056 2005-01-05 Steven Bosscher <stevenb@suse.de>
10058 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10059 comment that we fall through after case.
10060 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10061 (distribute_links): Likewise.
10062 * cse.c (cse_insn): Likewise.
10063 * cselib.c (cselib_invalidate_mem): Likewise.
10064 * df.c: Update comments at the top of the file.
10065 (read_modify_subreg_p): Update comments here too.
10066 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10067 * flow.c (mark_set_1): Likewise.
10068 (mark_used_regs): Likewise.
10069 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10070 (canon_list_insert): Likewise.
10071 (mark_set): Likewise.
10072 (try_replace_reg): Likewise.
10073 (store_killed_in_insn): Likewise.
10074 * loop.c (count_one_set): Likewise.
10075 (basic_induction_var): Likewise.
10076 * postreload-gcse.c (find_mem_conflicts): Likewise.
10077 * postreload.c (reload_combine_note_store): Likewise.
10078 (move2add_note_store): Likewise.
10079 * reload.c (find_equiv_reg): Likewise.
10080 (mark_referenced_resources): Likewise.
10081 * rtlanal.c (set_noop_p): Likewise.
10082 (note_stores): Likewise.
10083 (note_uses): Likewise.
10084 * sched-deps.c (sched_analyze_1): Likewise.
10085 * sched-rgn.c (check_live_1): Likewise.
10086 (update_live_1): Likewise.
10087 * config/i860/i860.c: Likewise.
10089 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10091 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10093 * doc/rtl.texi: Update documentation for bit-fields and SET.
10095 2005-01-05 Roger Sayle <roger@eyesopen.com>
10097 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10099 2005-01-05 Jan Hubicka <jh@suse.cz>
10100 Richard Henderson <rth@redhat.com>
10103 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10106 2005-01-05 Richard Henderson <rth@redhat.com>
10109 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10110 (sse_shufps): Change operand 3 to const_int_operand.
10111 (sse2_storelps): Fix typo in template.
10112 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10113 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10114 (ix86_expand_builtin): Likewise.
10116 2005-01-05 Julian Brown <julian@codesourcery.com>
10118 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10119 as aggregates for AAPCS ABIs.
10121 2005-01-05 Stan Shebs <shebs@apple.com>
10123 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10124 Mach-O getters if ppc64.
10125 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10127 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10128 signed four-byte field for global code case.
10129 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10131 2005-01-05 Roger Sayle <roger@eyesopen.com>
10133 PR middle-end/19100
10134 * c-common.c: Include real.h.
10135 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10136 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10137 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10138 * Makefile.in (c-common.o): Update dependencies.
10140 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10142 * c-parse.in (asm_string): Add trailing semicolon.
10144 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10146 * c-parse.in (asm_string): New. Don't allow wide strings in
10148 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10149 asm_string instead of STRING.
10151 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10153 * c-typeck.c (constructor_no_implicit): Remove.
10154 (set_designator, process_init_element): Don't check
10155 constructor_no_implicit.
10157 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10158 Kaz Kojima <kkojima@gcc.gnu.org>
10161 * lcm.c (create_pre_exit): New.
10162 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10163 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10165 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10167 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10168 -msoft-float in target_float_switch.
10169 * arm.c (arm_override_options): Fix processing of target_float_switch.
10171 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10173 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10176 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10178 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10179 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10181 2005-01-04 Roger Sayle <roger@eyesopen.com>
10183 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10184 if deleting the then-block allows the test-block to fallthru to the
10187 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10190 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10191 after the full declaration if the are in two different TUs.
10193 2005-01-04 Richard Henderson <rth@redhat.com>
10196 * tree-sra.c (generate_one_element_init): Just
10197 call gimplify_and_add.
10198 (generate_element_init): Record the
10199 new referenced variables and mark them for renaming
10200 and split out to ...
10201 (generate_element_init_1): This.
10202 (scalarize_init): Don't call push_gimplify_context/
10203 pop_gimplify_context.
10205 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10207 * toplev.c (get_src_pwd): Handle failure of getpwd().
10209 2005-01-04 Roger Sayle <roger@eyesopen.com>
10211 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10213 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10214 all the cases handled by it are inverted by invert_truthvalue.
10216 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10218 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10219 (save_register_windowsi): Likewise.
10221 2005-01-04 Richard Henderson <rth@redhat.com>
10223 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10225 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10227 PR middle-end/17767
10228 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10229 any simplifications of vector mode comparison operators.
10230 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10232 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10233 Devang Patel <dpatel@apple.com>
10235 PR tree-optimization/18308
10236 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10237 the operands before creating a new expression.
10238 * dojump.c (do_jump): Make drop_through_label available
10239 for all cases. Add expansion of COND_EXPR.
10241 2005-01-04 Ira Rosen <irar@il.ibm.com>
10243 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10244 INTEGER_CST instead of TREE_CONSTANT.
10245 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10246 instead of TREE_CONSTANT.
10247 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10248 instead of TREE_CONSTANT.
10250 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10252 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10254 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10257 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10258 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10260 2005-01-03 Richard Henderson <rth@redhat.com>
10262 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10263 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10264 fold_convert_const_real_from_real): Split out from ...
10265 (fold_convert_const): ... here.
10267 2005-01-03 Richard Henderson <rth@redhat.com>
10270 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10271 (mov<MMXMODEI>_internal): Likewise.
10272 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10273 Add V2SF case; use it for SSE1; don't use TI.
10274 (movdf_integer): Likewise.
10275 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10277 2005-01-03 Ira Rosen <irar@il.ibm.com>
10279 * tree-vectorizer.c (vect_strip_conversions): New function.
10280 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10281 check for binary class.
10283 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10287 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10289 * gimple-low.c (mark_blocks_with_used_vars): New function.
10290 (mark_blocks_with_used_subblocks): Ditto.
10291 (mark_used_blocks): Ditto.
10292 (pass_mark_used_blocks): New pass.
10293 * tree-inline.c: Include debug.h.
10294 (expand_call_inline): Call outlining_inline_function here.
10295 * tree-optimize.c (init_tree_optimization_passes): Add
10296 pass_mark_used_blocks.
10297 * tree-pass.h (pass_mark_used_blocks): New.
10298 * Makefile.in (tree-inline.o): Add debug.h dependency.
10300 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10302 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10303 VAR_DECLs to have weak_import attribute.
10305 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10308 2004-01-03 Steven Bosscher <stevenb@suse.de>
10310 * passes.c (rest_of_compilation): Don't run regmove if only
10311 flag_expensive_optimizations, require flag_regmove instead.
10313 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10315 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10317 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10318 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10319 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10320 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10322 2005-01-03 Richard Henderson <rth@redhat.com>
10324 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10325 (ia64_const_ok_for_letter_p): New.
10326 (ia64_const_double_ok_for_letter_p): New.
10327 (ia64_extra_constraint): New.
10328 (ia64_expand_vecint_compare): New.
10329 (ia64_expand_vcondu_v2si): New.
10330 (ia64_expand_vecint_cmov): New.
10331 (ia64_expand_vecint_minmax): New.
10332 (ia64_print_operand): Add 'v'.
10333 (ia64_preferred_reload_class): New.
10334 (ia64_vector_mode_supported_p): New.
10335 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10336 (PREFERRED_RELOAD_CLASS): Move to function.
10337 (CONST_OK_FOR_LETTER_P): Move to function.
10338 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10339 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10340 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10341 (EXTRA_CONSTRAINT): Move to function.
10342 * config/ia64/ia64.md: Include vect.md.
10343 (itanium_class): Add mmalua.
10345 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10347 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10348 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10350 (const_int_2bit_operand): New.
10351 (fr_reg_or_0_operand): New.
10352 * config/ia64/ia64-modes.def: Add vector modes.
10353 * config/ia64/ia64-protos.h: Update.
10354 * config/ia64/vect.md: New file.
10356 2005-01-03 Richard Henderson <rth@redhat.com>
10358 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10360 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10363 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10365 (log1pdf2): Change mode of operands[0,1] to DFmode.
10367 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10369 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10370 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10371 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10372 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10373 SPARC_RELAXED_ORDERING.
10375 2005-01-03 Richard Henderson <rth@redhat.com>
10376 Uros Bizjak <uros@kss-loka.si>
10379 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10380 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10381 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10383 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10384 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10385 const_pow2_1_to_128_operand): New predicates.
10387 2005-01-02 Greg McGary <greg@mcgary.org>
10389 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10391 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10392 object. [ptr_type]: Remove unused variable.
10393 Remember nearest addressable array-element or record-component
10394 when checking bitfield components. Tolerate empty BIND_EXPR.
10396 2005-01-01 Richard Henderson <rth@redhat.com>
10398 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10399 that don't narrow the value. Fail for other conversions.
10401 2005-01-01 Richard Henderson <rth@redhat.com>
10404 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10405 * c-lang.c (finish_file): Don't do it here.
10406 * objc/objc-act.c (objc_finish_file): Likewise.
10408 * cgraph.c (decl_assembler_name_equal): New.
10409 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10410 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10411 * cgraph.h (struct cgraph_varpool_node): Add next.
10412 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10413 * varasm.c (assemble_alias): Mark the target as needed.
10415 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10417 PR middle-end/19221
10418 * function.c (get_arg_pointer_save_area): Use entry_of_function
10419 instead of get_insns.
10421 2005-01-01 Roger Sayle <roger@eyesopen.com>
10422 Andrew Pinski <pinskia@physics.uc.edu>
10423 James E. Wilson <wilson@specifixinc.com>
10425 PR rtl-optimization/12092
10426 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10429 2005-01-01 Roger Sayle <roger@eyesopen.com>
10430 Olivier Hainque <hainque@act-europe.fr>
10432 * tree.c (int_fits_type_p): A narrower type always fits in a
10433 wider one, except for negative values into unsigned types.
10435 2005-01-01 Roger Sayle <roger@eyesopen.com>
10437 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10438 with the original constant rather than require TREE_OVERFLOW.
10440 2005-01-01 Steven Bosscher <stevenb@suse.de>
10442 PR middle-end/17544
10443 * c-decl.c (finish_function): If compiling C99, annotate the
10444 compiler generated return with the current file name and line 0.
10445 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10446 the source line is greater than 0.
10447 (remove_bb): Likewise.