1 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5 (number_of_iterations_special): New function.
6 (number_of_iterations_exit): Use number_of_iterations_special.
7 Use simplify_using_outer_evolutions only at -O3.
8 (number_of_iterations_cond, tree_simplify_using_condition,
9 simplify_using_initial_conditions, loop_niter_by_eval,
10 compare_trees, can_count_iv_in_wider_type_bound,
11 simplify_using_outer_evolutions): Use fold_build.
13 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
15 * doc/install.texi (Configuration): Document --with-java-home.
17 2005-04-05 Richard Henderson <rth@redhat.com>
21 * config/i386/i386.c (print_operand): Handle vector zeros.
22 (ix86_split_to_parts): Handle CONST_VECTOR.
23 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
24 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
25 what modes to tie for MMX and SSE registers.
26 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
27 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
28 to vector modes as well.
29 * config/i386/predicates.md (const0_operand): Handle VOIDmode
30 properly as an input mode.
32 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
34 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
36 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
38 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
40 2005-04-05 Jakub Jelinek <jakub@redhat.com>
42 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
43 and local functions, set sse_nregs to 8 and float_in_sse.
44 (function_arg_advance, function_arg): If float_in_sse, pass
45 SFmode and DFmode arguments in SSE registers.
46 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
48 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
51 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
53 * config/i386/i386-protos.h (ix86_function_value): Accept two
54 arguments, like the target macro.
55 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
56 * config/i386/i386.c (ix86_function_value): Accept the second
57 argument of the target macro.
58 (ix86_function_ok_for_sibcall): Pass a function pointer to
60 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
61 call to ix86_value_regno).
62 (ix86_value_regno): Add support for returning floating point values
65 2005-04-05 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/20076
68 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
69 that call __builtin_return or __builtin_apply_args.
71 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
73 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
74 Use immediate use iterator.
75 (stmt_is_bumper_for_loop): Use immediate use iterator.
76 * predict.c (strip_builtin_expect): Use update_stmt.
77 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
78 on all elements of a STATEMENT_LIST.
79 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
80 (bsi_remove): Remove imm_use links and mark the stmt as modified.
81 (bsi_replace): Mark stmt as modified and the update it.
82 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
83 (expand_complex_libcal): Call update_stmt.
84 (expand_complex_comparison): Call mark_stmt_modified.
85 (expand_complex_operations_1): Call update_stmt_if_modified.
86 (expand_vector_operations_1): Call mark_stmt_modified.
87 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
88 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
89 add_immediate_use, redirect_immediate_use,
90 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
91 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
92 (mark_new_vars_to_rename): Call update_stmt.
93 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
94 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
96 (unmodify_stmt): Delete.
97 (update_stmt): New. Force an update of a stmt.
98 (update_stmt_if_modified): update a stmt if it is out of date.
99 (get_stmt_operands): Verify stmt is NOT modified.
100 (stmt_modified_p): Update comment.
101 (delink_imm_use): Remove a use node from its immuse list.
102 (link_imm_use_to_list): Link a use node to a specific list.
103 (link_imm_use): Link a node to the correct list.
104 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
105 it in the correct list, if appropriate.
106 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
107 (relink_imm_use): Link a use node in place of another node in a list.
108 (relink_imm_use_stmt): LInk a node in place of another node, and set
110 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
111 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
112 (first_safe_imm_use): New. Initialize a safe immuse iterator.
113 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
114 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
115 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
116 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
117 (has_zero_uses): New. Return true if there are no uses of a var.
118 (has_single_use): New. Return true if there is only a single use of a
120 (single_imm_use): New. Return the simgle immediate use.
121 (num_imm_uses): New. Return the number of immediate uses.
122 (get_v_must_def_ops): Use is now a pointer.
123 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
124 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
126 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
127 (delink_stmt_imm_use): Delink all immuses from a stmt.
128 (phi_arg_index_from_use): New. Return a phi arg index for a use.
129 * tree-flow.h (struct dataflow_d): Delete.
130 (immediate_use_iterator_d): New. Immediate use iterator struct.
131 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
132 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
133 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
135 (struct stmt_ann_d): Remove dataflow_t from struct.
136 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
137 (if_convertible_phi_p): Use FAST immuse iterator.
138 (if_convertible_loop_p): Don't call compute_immediate_uses.
139 (replace_phi_with_cond_modify_expr): Call update_stmt.
140 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
141 update_stmt_if_modified.
142 (rewrite_all_into_ssa): Initialize ssa operands.
143 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
144 compute_immediate_uses.
145 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
146 ssa_property is available.
147 (execute_one_pass): Change parameters passed to execute_todo.
148 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
149 (remove_ssa_form): Call fini_ssa_operands.
150 (insert_backedge_copies): Delete call to modify_stmt.
151 * tree-phinodes.c (make_phi_node): Initialize use nodes.
152 (release_phi_node): Delink any use nodes before releasing.
153 (resize_phi_node): Relink any use nodes.
154 (remove_phi_arg_num): Delink the use node.
155 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
156 (remove_all_phi_nodes_for): Release phi node first.
157 * tree-pretty-print.c (dump_generic_node): Print stmt address.
158 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
159 (scalarize_use, scalarize_copy): Call update_stmt.
160 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
161 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
162 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
163 (ccp_initialize): Remove call to compute_immediate_uses.
164 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
165 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
167 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
168 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
169 (eliminate_redundant_computations): Call mark_stmt_modified.
170 (cprop_operand): Call mark_stmt_modified.
171 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
172 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
173 (dse_optimize_stmt): Use new immuse interface.
174 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
175 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
176 (substitute_single_use_vars): Use new immuse interface.
177 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
178 and compute_immediate_uses.
179 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
181 (rewrite_mem_refs): Call update_stmt.
182 (determine_lsm): Remove call to compute_imm_uses and free_df.
183 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
184 (try_unroll_loop_completely): Call update_stmt.
185 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
186 (rewrite_use_compare): Call update_stmt.
187 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
188 (rewrite_use) : Call update_stmt.
189 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
190 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
192 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
193 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
194 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
196 (initialize_vuse_operand): New. Initialize a vuse operand.
197 (initialize_v_may_def_operand): New. Initialize a maydef operand.
198 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
199 (finalize_ssa_defs): Use stmt parameter.
200 (correct_use_link): Ensure a use node is in the correct list, and has
201 the correct stmt pointer.
202 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
203 finalize_ssa_v_must_defs): Also initialize use nodes.
204 (finalize_ssa_stmt_operands): Pass extra stmt operands.
205 (build_ssa_operands): Seperate parsing from final operand construction.
206 (parse_ssa_operands): New. Parse entry point for operand building.
207 (swap_tree_operands): New. Swap 2 tree operands.
208 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
210 (get_expr_operands): Call swap_tree_operands when needed.
211 (copy_virtual_operands): Use initialize routines for virtual use ops.
212 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
213 (verify_abort): New. Issue imm_use error.
214 (verify_imm_links): New Verify imm_use links for a var.
215 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
216 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
217 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
218 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
219 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
220 (NULL_USE_OPERAND_P) Define.
221 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
223 (struct vuse_operand_type): New struct.
224 (SET_USE): Call set_ssa_use_from_ptr.
226 (PHI_ARG_INDEX_FROM_USE): Define.
227 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
228 argument via SET_USE, not PHI_ARG_DEF_TREE.
229 * tree-ssa-pre.c (eliminate): Call update_stmt.
230 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
232 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
233 (nearest_common_dominator_of_uses): Use imm_use iterator.
234 (statement_sink_location): Use imm_use iterator and interface.
235 (execute_sink_code): Don't call compute_immediate_uses or free-df.
236 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
237 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
238 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
239 (verify_ssa): Ensure no stmt is marked modify after optimization pass
240 if new parameter is true.
241 (init_tree_ssa): Don't initialize operand cache here.
242 (delete_tree_ssa): Don't destroy operand cache here.
243 (propagate_into_addr): Pass in a use pointer, return true if anything
245 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
246 (check_phi_redundancy): Use imm_use iterator.
247 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
249 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
250 (release_ssa_name): Delink node and all elements in its imm_use list.
251 * tree-tailcall.c (adjust_return_value): Call update_stmt.
252 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
253 * tree-vectorizer.c (need_imm_uses_for): Delete.
254 (vectorize_loops): Dont call compute_immediate_uses or free_df.
255 * tree.h (struct ssa_imm_use_d): Define.
256 (SSA_NAME_IMM_USE_NODE): Define.
257 (struct tree_ssa_name): Add imm_use node.
259 (PHI_ARG_IMM_USE_NODE): Define.
260 (struct phi_arg_d): Add imm_use node.
261 (struct tree_phi_node): Remove struct dataflow_d element.
262 (TDF_STMTADDR): Define.
264 2005-04-05 Dale Johannesen <dalej@apple.com>
266 * doc/invoke.texi (Optimization Options): Remove
267 duplicate -fcse-follow-jumps. Add -fweb.
268 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
269 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
271 2005-04-05 Per Bothner <per@bothner.com>
273 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
274 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
275 (warn_uninit): Get EXPR_LOCUS from context now instead.
276 This fixes a USE_MAPPED_LOCATION testsuite failure.
278 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
280 2005-04-05 Per Bothner <per@bothner.com>
282 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
283 of the artification 'return 0' in main() to BUILTINS_LOCATION.
284 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
287 2004-04-05 Devang Patel <dpatel@apple.com>
289 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
290 (lhsr<mode>3): ... new name.
291 (altivec_vsra<VI_char>): Rename to ..
292 (ashr<mode>3): ... new name.
293 * config/rs6000/rs6000.c (builtin_description): Rename shift
296 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
298 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
299 gen_lowpart_for_combine.
300 * cse.c (gen_lowpart_if_possible): Move...
301 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
303 (gen_lowpart_no_emit_general): Use it.
305 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
307 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
310 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
312 * system.h: Fix typo.
314 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
316 * config/bfin/bfin-modes.def: New file.
317 * config/bfin/bfin-protos.h: New file.
318 * config/bfin/bfin.c: New file.
319 * config/bfin/bfin.h: New file.
320 * config/bfin/bfin.md: New file.
321 * config/bfin/bfin.opt: New file.
322 * config/bfin/crti.s: New file.
323 * config/bfin/crtn.s: New file.
324 * config/bfin/elf.h: New file.
325 * config/bfin/lib1funcs.asm: New file.
326 * config/bfin/predicates.md: New file.
327 * config/bfin/t-bfin: New file.
328 * config/bfin/t-bfin-elf: New file.
329 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
330 Document new attributes.
331 (interrupt, interrupt_handler, saveall): Update documentation for
333 * doc/install.texi (Specific): Add entry for the Blackfin.
334 * doc/invoke.texi (Blackfin Options): New section.
335 * doc/md.texi (Blackfin family): New section to document constraints.
336 * config.gcc: Add bfin*-* and bfin*-elf configurations.
338 2005-04-05 Olivier Hainque <hainque@adacore.com>
340 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
341 match what the system unwinder expects.
342 * config/mips/mips.c (mips_frame_set): If we're saving the return
343 address register and the dwarf return address column number differs
344 from the hard register number, adjust the note reg to refer to the
347 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
349 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
350 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
351 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
352 (processor_type): New enum.
353 (mn10300_processor): New variable.
354 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
355 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
356 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
357 (PROCESSOR_DEFAULT): New macro.
358 * config/mn10300/mn10300.c (mn10300_processor): New variable.
359 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
360 (mn10300_handle_option, mn10300_override_options): New functions.
361 * config/mn10300/mn10300.opt: New file.
363 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
364 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
366 PR tree-optimization/19903
367 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
368 that don't fit in their type after conversion.
370 2005-04-05 Uros Bizjak <uros@kss-loka.si>
373 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
374 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
375 Allocate local stack slots here. Set ix86_optimize_mode_switching.
376 flag here. Implement using define_insn_and_split.
377 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
378 (frndintxf2_mask_pm_i387): New insn patterns.
379 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
380 Do not set ix86_optimize_mode_switching flag.
381 (ceilsf2, ceildf2, ceilxf2): Same.
382 (btruncsf2, btruncdf2, btruncxf2): Same.
383 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
385 2005-04-05 Ian Lance Taylor <ian@airs.com>
388 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
389 i386_pe_record_external_function.
390 (i386_pe_record_external_function): Update declaration.
391 * config/i386/winnt.c (struct extern_list): Add decl field.
392 (i386_pe_record_external_function): Add decl parameter.
393 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
395 * config/i386/i386-protos.h (i386_pe_record_external_function):
398 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
400 * config/m68k/m68k-protos.h: Add a prototype for
401 valid_dbcc_comparison_p_2.
402 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
403 extend_operator, const_uint32_operand, const_sint32_operand,
404 general_src_operand, nonimmediate_src_operand,
405 memory_src_operand, post_inc_operand, pre_dec_operand,
406 pcrel_address): Move to predicates to predicates.md.
407 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
408 * config/m68k/m68k.md: Include predicates.md.
409 * config/m68k/predicates.md: New.
411 2005-04-04 Roger Sayle <roger@eyesopen.com>
413 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
415 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
417 2005-04-04 Ian Lance Taylor <ian@airs.com>
419 * c-typeck.c (struct c_switch): Rename switch_stmt field to
421 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
422 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
423 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
424 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
425 * c-common.c (c_do_switch_warnings_1): New static function broken
426 out of c_do_switch_warnings.
427 (c_do_switch_warnings): Call c_do_switch_warnings_1.
428 (c_do_switch_expr_warnings): New function.
429 * c-common.h (c_do_switch_expr_warnings): Declare.
431 2005-04-04 David Edelsohn <edelsohn@gnu.org>
432 Daniel Jacobowitz <dan@codesourcery.com>
434 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
436 * rtlanal.c (may_trap_p): Same.
438 2005-04-04 Dale Johannesen <dalej@apple.com>
440 * ChangeLog: remove reference to ChangeLog.12.
442 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
444 CRIS epilogue as RTL.
445 * config/cris/cris.md: Change all 0 in unspec 0 to
447 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
448 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
450 ("return"): Change to define_expand. Call cris_expand_return for
452 ("*return_expanded"): New pattern.
453 ("epilogue"): New define_expand.
454 * config/cris/cris.h (PREDICATE_CODES): Add
455 cris_load_multiple_op.
456 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
458 (enum cris_retinsn_type): New.
459 (struct machine_function): New member return_type.
460 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
461 (cris_target_asm_function_epilogue): Remove, moving RTLified
463 (cris_expand_epilogue): New function.
464 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
465 (cris_gen_movem_load, cris_load_multiple_op)
466 (cris_return_address_on_stack_for_return, cris_expand_return): New
468 (cris_target_asm_function_prologue)
469 (cris_initial_frame_pointer_offset): Call
470 cris_reg_saved_in_regsave_area instead of complicated expression.
471 Call cris_return_address_on_stack instead of an expression.
472 (cris_print_operand) <case 'o', case 'O'>: New cases.
473 (cris_return_address_on_stack): Change return-type to bool.
474 (cris_simple_epilogue): Ditto. Return false if registers are
476 * config/cris/cris-protos.h (cris_simple_epilogue)
477 (cris_return_address_on_stack): Adjust prototype return type.
478 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
479 (cris_return_address_on_stack_for_return): New prototypes.
481 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
483 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
484 gpr_or_int12_operand.
486 * config/frv/frv-protos.h: Add a prototype to
487 frv_legitimate_memory_operand and frv_const_unspec_p.
488 (frv_unspec): Move from frv.c.
489 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
490 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
491 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
492 gpr_or_fpr_operand, gpr_or_int12_operand,
493 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
494 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
495 int6_operand, int5_operand, uint5_operand, uint4_operand,
496 uint1_operand, int_2word_operand, uint16_operand,
497 upper_int16_operand, integer_register_operand,
498 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
499 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
500 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
501 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
502 move_destination_operand, movcc_fp_destination_operand,
503 frv_function_symbol_referenced_p, move_source_operand,
504 condexec_dest_operand, condexec_source_operand,
505 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
506 const_unspec_operand, gpr_or_memory_operand,
507 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
508 icc_operand, fcc_operand, cc_operand, icr_operand,
509 fcr_operand, cr_operand, call_operand, sibcall_operand,
510 symbolic_operand, relational_operator,
511 integer_relational_operator, float_relational_operator,
512 ccr_eqne_operator, minmax_operator,
513 condexec_si_binary_operator, condexec_si_media_operator,
514 condexec_si_divide_operator, condexec_si_unary_operator,
515 condexec_sf_conv_operator, condexec_sf_add_operator,
516 condexec_memory_operand, intop_compare_operator, acc_operand,
517 even_acc_operand, quad_acc_operand, accg_operand: Move to
519 * config/frv/frv.h (PREDICATE_CODES): Remove.
520 * config/frv/frv.md: Include predicates.md.
521 * config/frv/predicates.md: New.
523 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
526 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
527 * tree-ssa-loop-ivopts.c: Include langhooks.h.
528 (add_standard_iv_candidates_for_size): New function, extracting code
529 from add_standard_iv_candidates and parameterizing it by type size.
530 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
532 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
534 * system.h (GCOV_SIZE_TYPE): Unposion.
535 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
536 (GCOV_TYPE_SIZE): ...this new macro.
537 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
538 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
539 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
540 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
541 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
542 instead of unsigned_intSI_type_node.
543 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
544 (rtl_gen_one_value_profiler_no_edge_manipulation)
545 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
546 * value-prof.c: Include coverage.h.
548 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
549 Diego Novillo <dnovillo@redhat.com>
551 Fix PR tree-optimization/20703
552 Fix PR tree-optimization/20725
554 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
555 (create_expression_by_pieces): Ditto.
556 (valid_in_set): Ditto. Also handle tcc_declaration.
557 (find_or_generate_expression): Handle comparison class.
558 (insert_into_preds_of_block): Ditto.
560 (create_value_expr_from): Handle comparison class, recursively
561 handle reference nodes.
562 (compute_avail): Handle comparison classes, rewrite a little cleaner.
563 (execute_pre): Fix spacing.
564 (do_fre): Renamed to execute_fre.
566 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
568 * doc/invoke.texi (SPARC options): Document that
569 -mlittle-endian is not supported on Linux either.
571 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
575 * config.gcc (Obsolete configurations): Remove
576 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
577 (sparclite-*-coff*): Delete.
578 (sparclite-*-elf*): Likewise.
579 (sparc86x-*-elf*): Likewise.
580 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
581 * config/sparc/lite.h: Delete.
582 * config/sparc/litecoff.h: Likewise.
583 * config/sparc/liteelf.h: Likewise.
584 * config/sparc/sp86x-elf.h: Likewise.
585 * config/sparc/t-sparclite: Likewise.
586 * config/sparc/t-sp86x: Likewise.
588 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
590 * config/s390/s390-protos.h: (s390_comparison,
591 s390_alc_comparison, s390_slb_comparison, const0_operand,
592 consttable_operand, larl_operand, s_operand,
593 shift_count_operand, bras_sym_operand, load_multiple_operation,
594 store_multiple_operation, s390_plus_operand): Remove prototypes.
595 (s390_legitimate_address_without_index_p): New prototype.
596 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
598 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
599 const0_operand, consttable_operand, larl_operand, s_operand,
600 shift_count_operand, bras_sym_operand, load_multiple_operation,
601 store_multiple_operation, s390_plus_operand): Move to
603 (check_mode): Remove.
604 (s390_branch_condition_mask): Remove 'static'. Move prototype to
606 (s390_legitimate_address_without_index_p): New.
607 * config/s390/s390.h (PREDICATE_CODES): Remove.
608 * config/s390/s390.md: Include predicates.md.
609 * config/s390/predicates.md: New.
611 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
614 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
615 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
616 (NEED_INDICATE_EXEC_STACK): Define to 1.
617 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
618 (NEED_INDICATE_EXEC_STACK): Define to 1.
619 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
620 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
621 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
622 (pic_helper_emitted_p): New global.
623 (emit_pic_helper): New function extracted from...
624 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
625 Do not call emit_pic_helper if delay_pic_helper is true.
626 (sparc_expand_prologue): Pass 'false' to load_pic_register.
627 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
628 (sparc_file_end): New function.
630 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
632 * config/mcore/mcore-protos.h: Remove the prototypes for
633 mcore_arith_reg_operand, mcore_general_movsrc_operand,
634 mcore_general_movdst_operand, mcore_reload_operand,
635 mcore_arith_J_operand, mcore_arith_K_operand,
636 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
637 mcore_arith_K_S_operand, mcore_arith_imm_operand,
638 mcore_arith_any_imm_operand, mcore_arith_O_operand,
639 mcore_literal_K_operand, mcore_addsub_operand,
640 mcore_compare_operand, mcore_load_multiple_operation,
641 mcore_store_multiple_operation, mcore_call_address_operand.
642 Add a prototype for const_ok_for_mcore.
643 * config/mcore/mcore.c (mcore_call_address_operand,
644 mcore_general_movsrc_operand, mcore_general_movdst_operand,
645 mcore_arith_reg_operand, mcore_reload_operand,
646 mcore_arith_J_operand, mcore_arith_K_operand,
647 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
648 mcore_arith_M_operand, mcore_arith_imm_operand,
649 mcore_arith_any_imm_operand, mcore_arith_O_operand,
650 mcore_literal_K_operand, mcore_addsub_operand,
651 mcore_compare_operand, mcore_load_multiple_operation,
652 mcore_store_multiple_operation): Move to predicates.md.
653 (const_ok_for_mcore): Export.
654 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
655 * config/mcore/mcore.md: Include predicates.md.
656 * config/mcore/predicates.md: New.
658 * config/mcore/predicates.md: Fix a comment typo.
660 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
661 Adrian Straetling <straetling@de.ibm.com>
663 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
664 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
665 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
667 ("imul"): Removed from "type" attribute.
668 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
669 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
670 Changed type to imulsi.
671 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
673 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
675 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
676 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
677 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
678 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
679 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
680 (TARGET_SWITCHES, mcore_stack_increment_string)
681 (TARGET_OPTIONS): Delete.
682 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
683 than *_BIT constants.
684 (TARGET_8ALIGN): #undef old definition before redefining to 1.
685 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
686 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
687 (mcore_override_options): Delete mcore_stack_increment code.
688 Change use of M340_BIT to MASK_M340.
689 * config/mcore/mcore.opt: New file.
691 2005-04-04 Ian Lance Taylor <ian@airs.com>
693 * config/arm/arm.c (replace_symbols_in_block): Remove static
696 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
698 * config/fr30/fr30-protos.h: Remove the prototypes for
699 stack_add_operand, add_immediate_operand,
700 high_register_operand, low_register_operand, call_operand,
701 di_operand, and nonimmediate_di_operand.
702 * config/fr30/fr30.c (stack_add_operand,
703 add_immediate_operand, high_register_operand,
704 low_register_operand, call_operand, di_operand,
705 nonimmediate_di_operand): Move to predicates.md.
706 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
707 * config/fr30/fr30.md: Include predicates.md.
708 * config/fr30/predicates.md: New.
710 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
711 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
712 mcore_call_address_operand.
714 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
715 general_movsrc_operand.
717 2005-04-04 Alan Modra <amodra@bigpond.net.au>
719 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
722 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
725 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
728 2005-04-04 Richard Henderson <rth@redhat.com>
729 Jakub Jelinek <jakub@redhat.com>
731 PR rtl-optimization/16104
732 * fold-const.c (fold_unary): Fix folding of vector conversions.
734 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
736 * config.gcc (xstormy16-*-elf): Set extra_options.
737 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
738 * config/stormy16/stormy16.opt: New file.
740 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
742 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
743 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
744 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
745 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
746 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
747 (TARGET_UNIX_ASM): Delete.
748 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
749 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
750 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
751 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
752 * config/pdp11/pdp11.opt: New file.
754 2005-04-03 Roger Sayle <roger@eyesopen.com>
755 Alexandre Oliva <aoliva@redhat.com>
758 * fold-const.c (non_lvalue): Split tests into...
759 (maybe_lvalue_p): New function.
760 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
761 C++ front-end prior to lowering into gimple form.
763 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
765 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
766 BUILT_IN_STRNCASECMP): New.
767 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
770 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
773 * arm.md (addsi3_compare0_for_combiner): Delete.
774 (addsi3_compare0_scratch_for_combiner): Delete.
775 (cmpsi_neg_shiftsi): Delete.
776 (compare_negsi_si): New pattern.
777 (cmpsi_negshiftsi_si): New pattern.
778 (negated_cbranchsi4): Restrict to equality_operator.
780 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
783 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
785 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
788 * doc/install.texi: Fix a typo.
790 2005-04-03 Steven Bosscher <stevenb@suse.de>
793 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
794 a computed goto if the edge to the computed goto block has
795 incoming abnormal edges. Clarify how the function works.
797 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
799 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
800 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
801 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
802 hash_scan_set, reg_set_between_after_reload_p,
803 reg_used_between_after_reload_p, get_avail_load_store_reg,
804 eliminate_partially_redundant_load): Likewise.
805 * postreload.c (reload_cse_simplify_set,
806 reload_combine_note_use): Likewise.
807 * predict.c (predict_insn, expected_value_to_br_prob,
808 propagate_freq, expensive_function_p): Likewise.
809 * print-rtl.c (print_rtx): Likewise.
810 * profile.c (instrument_edges, instrument_values,
811 compute_branch_probabilities, branch_prob, union_groups,
812 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
813 * protoize.c (in_system_include_dir, file_could_be_converted,
814 file_normally_convertible, gen_aux_info_file, seek_to_line,
815 do_cleaning): Likewise.
816 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
817 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
818 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
820 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
822 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
823 * modulo-sched.c (undo_replace_buff_elem): New structure.
824 (kernel_number_of_cycles, ps_unschedule_node,
825 undo_generate_reg_moves,free_undo_replace_buff,
826 undo_permute_partial_schedule, loop_single_full_bb_p,
827 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
828 build_loops_structure, get_sched_window): New.
829 (generate_reg_moves): Return undo_replace_buff_elem and other
831 (generate_prolog_epilog): Remove old loop versioning.
832 (sms_schedule): Use loop information and loop_version.
833 (sms_schedule_by_order): Split part of it to get_sched_window.
834 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
835 cfg_layout_finalize and free_dominance_info before/after SMS.
837 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
839 * cfghooks.c (lv_flush_pending_stmts,
840 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
841 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
842 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
843 lv_add_condition_to_bb,
844 lv_adjust_loop_header_phi, extract_cond_bb_edges,
845 flush_pending_stmts): New in cfg_hooks structure.
846 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
847 extract_cond_bb_edges, lv_adjust_loop_header_phi,
848 lv_add_condition_to_bb): New declarations.
849 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
851 (loop_version): Declare.
852 * cfgloopmanip.c (cfghooks.h): Include.
853 (duplicate_loop_to_header_edge): Change return type to bool.
854 (loop_version, lv_adjust_loop_entry_edge): Move here.
855 * cfgrtl.c (cfgloop.h): Include.
856 (rtl_verify_flow_info_1): Fix.
857 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
858 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
860 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
861 tree_lv_add_condition_to_bb): New.
862 (tree_cfg_hooks): Add new hooks to initialization.
863 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
864 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
866 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
868 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
869 xstormy16_below100_or_register,
870 xstormy16_splittable_below100_or_register, and
871 nonimmediate_nonstack_operand.
873 * config/stormy16/stormy16-protos.h: Remove the prototypes for
874 xstormy16_ineqsi_operator, equality_operator,
875 inequality_operator, shift_operator,
876 xstormy16_below100_operand, xstormy16_below100_or_register,
877 xstormy16_splittable_below100_or_register,
878 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
879 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
880 equality_operator, inequality_operator,
881 xstormy16_below100_operand, xstormy16_below100_or_register,
882 xstormy16_splittable_below100_or_register,
883 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
884 nonimmediate_nonstack_operand, shift_operator): Move to
886 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
887 * config/stormy16/stormy16.md: Include predicates.md.
888 * config/stormy16/predicates.md: New.
890 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
892 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
893 small_int, large_int, reg_or_0_operand, simple_memory_operand,
894 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
895 move_operand, power_of_2_operand): Move to predicates.md.
896 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
897 PREDICATE_CODE): Remove.
898 * config/iq2000/iq2000.md: Include predicates.md.
899 * config/iq2000/predicates.md: New.
901 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
903 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
904 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
905 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
906 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
907 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
908 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
909 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
910 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
911 (TARGET_M68HC11): Delete.
912 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
913 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
914 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
915 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
916 (nb_soft_regs): Delete.
917 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
918 (m68hc11_override_options): Remove the code that caters for MASK_M6811
919 and MASK_M6812 being set simultaneously. Change the code that sets
920 the default m68hc11_soft_reg_count to use integers instead of strings.
921 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
922 m68hc11_soft_reg_count (which now has an int type) as the number
924 * config/m68hc11/m68hc11.opt: New file.
926 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
928 * config/fr30/fr30.h (PREDICATE_CODES): Remove
929 fp_displacement_operand, sp_displacement_operand.
931 * config/m68hc11/m68hc11-protos.h: Add a prototype for
933 Remove the prototypes for tst_operand, cmp_operand,
934 stack_register_operand, d_register_operand,
935 hard_addr_reg_operand, splitable_operand,
936 m68hc11_logical_operator, m68hc11_arith_operator,
937 m68hc11_non_shift_operator, m68hc11_shift_operator,
938 m68hc11_unary_operator, m68hc11_eq_compare_operator,
939 non_push_operand, hard_reg_operand, and
940 reg_or_some_mem_operand.
941 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
943 (tst_operand, cmp_operand, non_push_operand,
944 splitable_operand, reg_or_some_mem_operand,
945 stack_register_operand, d_register_operand,
946 hard_addr_reg_operand, hard_reg_operand,
947 m68hc11_eq_compare_operator, m68hc11_logical_operator,
948 m68hc11_arith_operator, m68hc11_non_shift_operator,
949 m68hc11_shift_operator, m68hc11_unary_operator): Move to
951 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
952 * config/m68hc11/m68hc11.md: Include predicates.md.
953 * config/m68hc11/predicates.md: New.
955 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
958 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
959 change checked in along with 2005-03-03's patch for debug/20253.
960 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
961 (remap_decl): Insert type decl in map earlier.
963 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
965 PR tree-optimization/20640
966 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
967 post-dominator if it has phi nodes.
968 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
969 before dead statements.
971 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
974 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
976 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
978 PR rtl-optimization/20290
979 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
980 in every iteration if the entry point is the exit test.
982 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
984 * config/cris/cris.md (attribute "length"): Define.
986 2005-04-02 Geoffrey Keating <geoffk@apple.com>
988 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
989 (word_offset_memref_operand): New.
990 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
991 (indexed_or_indirect_operand): Delete.
992 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
993 (indexed_or_indirect_operand): Delete.
995 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
998 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1001 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1002 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1004 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1006 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1008 2005-04-01 Ian Lance Taylor <ian@airs.com>
1010 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1011 (rus, prus): Remove static variables.
1012 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1013 (process_command): Permit report_times and use_pipes together.
1015 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1017 * c-decl.c (validate_proto_after_old_defn): Look at
1018 TYPE_MAIN_VARIANT of argument types.
1020 2005-04-01 Paul Brook <paul@codesourcery.com>
1022 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1023 (arm_output_function_epilogue): Allow call_via_SP.
1024 (thumb_call_via_reg, arm_file_end): Ditto.
1025 * config/arm/arm.h (struct machine_function): Include space for SP.
1026 (thumb_call_via_label): Update declaration.
1028 2005-04-01 Ian Lance Taylor <ian@airs.com>
1030 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1031 doing a peephole optimization, once again put any notes in the
1034 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1036 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1038 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1040 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1041 (block_alloc, find_free_reg): Likewise.
1042 * loop-doloop.c (doloop_modify): Likewise.
1043 * loop-invariant.c (record_use): Likewise.
1044 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1045 get_iv_value, canon_condition, eliminate_implied_condition,
1046 eliminate_implied_condition, simplify_using_initial_values,
1047 shorten_into_mode, canonicalize_iv_subregs,
1048 iv_number_of_iterations): Likewise.
1049 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1050 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1051 unswitch_loop): Likewise.
1052 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1053 move_movables, replace_call_address, find_and_verify_loops,
1054 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1055 record_giv, final_giv_value, general_induction_var,
1056 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1057 loop_giv_dump): Likewise.
1059 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1060 GCOV_CHECK_WRITING): Remove.
1061 (gcov_position, gcov_rewrite): Use gcc_assert.
1062 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1063 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1064 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1067 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1069 * tree-inline.c: Fix a typo.
1071 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1073 * configure.ac (enable-checking): Explicitly set all variables for
1074 collective switch values. Alphabetize variables. Rename
1075 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1077 * doc/install.texi (enable-checking): Update documentation.
1078 * configure: Rebuilt.
1080 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1082 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1085 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1087 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1088 Also reject cases where this pattern will cause load delay stalls
1089 unless optimizing for size and it will produce a shorter sequence.
1090 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1091 variants to avoid pre-adjusting the base when possible.
1093 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1095 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1096 the frame and argument pointers.
1097 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1098 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1099 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1100 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1101 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1102 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1104 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1106 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1107 with entry for selectany attribute.
1108 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1110 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1111 (i386_pe_asm_named_section): Handle sections generated by
1112 selectany attribute.
1113 * doc/extend.texi (selectany): Document attribute.
1115 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1116 Jan Hubicka <jh@suse.cz>
1118 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1119 to fix addresses involving EBP and ESP.
1120 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1121 for SUBREGed registers.
1122 (legitimate_address_p): Accept SUBREGed registers.
1124 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1127 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1128 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1131 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1133 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1135 2005-04-01 James E Wilson <wilson@specifixinc.com>
1138 * dwarf2out.c (rtl_for_decl_init): New function.
1139 (rtl_for_decl_location): Extracted from here.
1140 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1141 add_const_value_attribute. Delete initializer_constant_valid_p call.
1143 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1145 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1146 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1147 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1148 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1149 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1150 config/i386/i386.md, config/rs6000/predicates.md,
1151 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1152 config/s390/s390.c, config/stormy16/stormy16.c,
1153 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1156 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1159 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1160 COND_EXPR and CALL_EXPR.
1162 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1165 * genautomata.c (first_cycle_unit_presence): Check all alternative
1166 states for unit presence.
1168 * doc/md.texi: Remove remark about impossibility to query unit
1169 presence in non nondeterministic automaton state.
1171 * config/ia64/ia64.c (get_template): Change order of unit querying.
1173 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1175 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1178 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1180 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1181 flag for edges outside any loops.
1183 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1185 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1187 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1189 * tree-ssa-alias.c: Follow spelling conventions.
1190 * doc/tree-ssa.texi: Fix a typo.
1192 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1194 * postreload-gcse.c: Include target.h.
1195 (gcse_after_reload_main): Return early if we cannot modify jumps.
1196 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1198 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1200 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1201 expensive operations.
1203 2005-03-31 Ian Lance Taylor <ian@airs.com>
1205 * collect2.c (lderrout): New variable.
1206 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1207 if it is set, to stderr.
1208 (handler): Unlink lderrout if it is set.
1209 (dump_file): Add "to" parameter. Change all callers.
1210 (main): Initialize lderrout.
1211 (collect_execute): Add errname parameter. Change all callers.
1212 Rename redir parameter to outname. Never pass
1213 PEX_STDERR_TO_STDOUT to pex_run.
1214 * collect2.h (collect_execute, dump_file): Update declarations.
1215 * tlink.c (tlink_execute): Add errname parameter. Change all
1217 (do_tlink): Check lderrout as well as ldout.
1219 2005-03-31 Caroline Tice <ctice@apple.com>
1221 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1222 (bb-reorder.o): Add errors.h to list of requirements.
1223 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1224 profiledbootstrap flags.
1225 * bb-reorder.c (errors.h): Add new include.
1226 (struct bbro_basic_block_data_def): Add new field, in_trace.
1227 (add_unlikely_executed_notes): Remove function.
1228 (mark_bb_for_unlikely_executed_section): Remove function.
1229 (insert_section_boundary_note): New function.
1230 (verify_hot_cold_block_grouping): New function.
1231 (push_to_next_round_p): Remove variables and tests that push all
1232 cold blocks to last round.
1233 (find_traces): Remove code that added extra round of trace finding
1234 when doing partitioning.
1235 (find_traces_1_round) : Remove variable last_round; add code to
1236 update new struct field, in_trace; correct trace_length where it was
1237 incorrect before (after call to copy_bb); change code that pushed all
1238 cold blocks to last round. Instead verify that all blocks going into
1239 a trace belong in the same partition.
1240 (connect_traces): Modify to connect the traces in two passes, if the
1241 function contains both hot and cold blocks. The first pass connects
1242 all the traces for blocks in the partition that the first block in
1243 the function belongs to; the second pass connnects all the traces
1244 containing blocks that belong in the other partition.
1245 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1246 code that automatically put the first block in a function into the
1247 hot partition if the function had any hot blocks.
1248 (fix_crossing_unconditional_branches): Check number of succ edges
1249 before attempting to get one.
1250 (fix_edges_for_rarely_executed_code): Update comment describing
1252 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1253 remove call to add_unlikely_executed_notes; add call to
1254 verify_hot_cold_block_grouping.
1255 (duplicate_computed_gotos): Don't change computed goto if it's a
1257 (partition_hot_cold_basic_blocks): Update function comment.
1258 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1260 (try_forward_edges): Likewise.
1261 (merge_blocks_move_predecessor_nojumps): Likewise.
1262 (merge_blocks_move_successor_nojumps): Likewise.
1263 (merge_blocks_move): Likewise.
1264 (try_crossjump_bb): Likewise.
1265 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1266 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1267 notes to cold bb's; remove call to update_unlikely_executed_notes.
1268 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1269 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1270 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1271 function declaration.
1272 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1274 (rtl_can_merge_blocks): Remove redundancy from condition.
1275 (try_redirect_by_replacing_jump): Likewise.
1276 (force_nonfallthru_and_redirect): Remove code for adding
1277 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1278 (commit_one_edge_insertion): Likewise.
1279 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1280 * dbxout.c (FORCE_TEXT): Replace function_section with
1281 current_function_section.
1282 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1283 function, switch_text_section.
1284 (struct xcoff_debug): Likewise.
1285 (dbxout_function_end): Add code to put out label diffs for both
1286 hot and cold sections.
1287 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1288 for new debug_hooks funciton, switch_text_section..
1289 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1290 switch_text_section.
1291 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1292 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1293 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1294 dw_fde_switched_sections.
1295 (output_call_frame_info): Add test to see if function switches text
1296 sections in the middle; if so, use appropriate extra hot and cold
1297 section labels to compute size deltas for the hot and cold sections.
1298 (dwarf2out_begin_prologue): Add code to initialize new fields in
1300 (dwarf2out_switch_text_section): New function (invoked through
1301 debug_hook); updates new fields in dw_fde_struct appropriately and
1302 increments separate_line_info_table_in_use.
1303 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1304 dwarf2out_switch_text_section.
1305 (struct var_loc_node): Add new field, section_label.
1306 (output_aranges): Add code to check whether in hot or cold section and
1307 use the appropriate label in calculating deltas.
1308 (output_ranges): Likewise.
1309 (output_line_info): Add code to check which section we're in and
1310 use appropriate hot/cold label.
1311 (add_location_or_constant_value_attribute): Likewise.
1312 (gen_subprogam_die): Modify arange attributes to use correct labels.
1313 (dwarf2out_begin_block): Change call to function_section into call to
1314 current_function_section.
1315 (dwarf2out_end_block): Likewise.
1316 (dwarf2out_source_line): Likewise.
1317 (dwarf2out_var_location): Add code to check whether in hot or cold
1318 section and use the appropriate label.
1319 * except.c (output_function_exception_table): Change call to
1320 function_section into call to current_function_section.
1321 * final.c (profile_function): Likewise.
1322 (scan_ahead_for_unlikely_executed_note): Remove function.
1323 (final_scan_insn): Remove calls to
1324 scan_ahead_for_unlikely_executed_note, and related code for switching
1325 to cold section, except for the single time
1326 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1327 debug_hooks->switch_text_sections; replace appropriate calls to
1328 function_section with calls to current_function_section.
1329 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1330 test_bb to condition.
1331 (find_if_case_2): Likewise.
1332 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1333 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1334 * opts.c (decode_options): Change warning about hot/cold partitioning
1335 with exceptionss to inform (so as not to cause bootstrap failures);
1336 remove warning about partitioning with DWARF debug info.
1337 * output.h (current_function_section): Add new function decl.
1338 (insert_section_boundary_note): Likewise.
1339 (enum in_section): Move this declaration here from varasm.c.
1340 (unlikely_section_label): Likewise.
1341 (unlikely_text_section_name): Likewise.
1342 (last_text_section_name): New global variable.
1343 (last_text_section): Likewise.
1344 (hot_section_label): Likewise.
1345 (hot_section_end_label): Likewise.
1346 (cold_section_end_label): Likewise.
1347 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1348 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1349 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1350 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1351 insn from consideration.
1352 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1353 switch_text_section.
1354 * varasm.c (basic-block.h): Add new include.
1355 (unlikely_section_label_printed): Remove global variable.
1356 (unlikely_section_label): Make global variable not be static any more.
1357 (unlikely_text_section_name): Likewise.
1358 (hot_section_end_label): New global variable (not static)
1359 (first_function_block_is_cold): Likewise.
1360 (hot_section_label): Likewise.
1361 (cold_section_end_label): Likewise..
1362 (last_text_section): New global variable, not static.
1363 (last_text_section_name): New global variable, not static.
1364 (initialize_cold_section_name): New function.
1365 (enum in_section): Move declaration to output.h.
1366 (text_section): Update last_text_section.
1367 (unlikely_text_section): Replace code to determine cold section name
1368 with call to initialize_cold_section_name; Add code to update
1369 last_text_section; remove code for printing out label.
1370 (named_section_real): Add code to update last_text_section and
1371 last_text_section_name as appropriate.
1372 (function_section): Change test for 'unlikely' to depend on
1373 first_function_block_is_cold (moved old test to
1374 current_function_section).
1375 (current_function_section): New function.
1376 (assemble_start_function): Move code that frees
1377 unlikely_text_section_name; initialize hot_section_end_label;
1378 print hot and cold section labels at the start of the function;
1379 set first_function_block_is_cold, if appropriate; initialize l
1380 ast_text_section; add call to insert_section_boundary_note.
1381 (assemble_end_function): Add code to write out hot and cold section
1383 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1384 switch_text_section.
1385 * config/darwin.c (machopic_select_section): Replace incorrect
1386 function in base_funs; update reloc for cold sections if necessary.
1387 * config/darwin.h (SECTION_FUNCTION): Add code to update
1388 last_text_section if appropriate.
1389 (text_unlikely_section): Remove.
1390 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1391 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1392 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1393 partitioning for this architecture.
1395 2005-03-31 Olivier Hainque <hainque@adacore.com>
1397 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1398 defined and non-zero.
1400 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1403 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1406 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1409 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1410 label operand. Remove (use (unspec..)). Don't emit a label on
1412 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1413 generate inline label for load_toc_v4_PIC_1b.
1414 (rs6000_emit_load_toc_table): Likewise.
1416 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1418 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1419 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1421 2005-03-29 Devang Patel <dpatel@apple.com>
1423 * tree-sra.c (decide_block_copy): Disable scalarization of
1426 2005-03-30 Stuart Hastings <stuart@apple.com>
1427 Dale Johannesen <dalej@apple.com>
1429 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1430 * print-tree.c (print_node): Add case STATEMENT_LIST.
1432 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1434 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1435 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1436 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1437 is given with "powerpc64*" or "all", or when --with-cpu chooses
1440 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1443 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1444 gen_lexical_block_die.
1445 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1447 2005-03-31 Jan Hubicka <jh@suse.cz>
1449 2004-11-02 Jan Hubicka <jh@suse.cz>
1451 * cgraph.c (cgraph_varpool_node_name): New function.
1452 (dump_cgraph_varpool_node): New function.
1453 (dump_varpool): New function.
1454 * cgraphunit.c (cgraph_optimize): Dump varpool.
1456 2004-10-16 Jan Hubicka <jh@suse.cz>
1458 * cgraph.c (decide_is_variable_needed): New function.
1459 (cgraph_varpool_finalize_decl): Use it.
1460 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1462 * final.c (output_addr_const): Do not call mark_referenced.
1463 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1464 always go via cgraph.
1465 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1466 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1467 * tree-optimize.c (execute_inline): Mark functions called.
1468 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1470 2004-10-11 Jan Hubicka <jh@suse.cz>
1472 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1473 (cgraph_varpool_last_needed_node): New static variable.
1474 (enqueue_needed_varpool_node): Break out from ...; add items to the
1475 end of queue; update first pointers.
1476 (cgraph_varpool_mark_needed_node): ... here.
1477 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1478 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1479 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1480 (cgraph_varpool_first_unanalyzed_node): Declare.
1481 * cgraphunit.c: Include output.h.
1482 (cgraph_varpool_analyze_pending_decls): New function.
1483 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1484 for errors, analyze pending decls.
1485 (cgraph_finalize_compilation_unit): Only analyze decls.
1486 (cgraph_optimize): Assemble the decls after expanding.
1488 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1490 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1491 subvars get marked properly in tags for grouping.
1492 (add_pointed_to_var): Mark only actual pointed to
1493 variables/subvars in addresses needed.
1494 (create_overlap_variables_for): Clear call clobbered on original
1496 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1497 addresable vars with subvars into list.
1498 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1501 2005-03-30 Richard Henderson <rth@redhat.com>
1503 * cgraph.h (struct cgraph_node): Add alias.
1504 * varasm.c (assemble_alias): Set it.
1505 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1506 avoid calling cgraph_expand_function.
1508 2005-03-30 Tom Tromey <tromey@redhat.com>
1510 * tree.def (FILE_TYPE): Removed.
1511 * typeclass.h (enum type_class): Removed file_type_class.
1512 * dwarf2out.c (is_base_type): Updated.
1513 (gen_type_die): Likewise.
1514 * dbxout.c (dbxout_type): Updated.
1515 * builtins.c (type_to_class): Updated.
1516 * tree.c (type_contains_placeholder_1): Updated.
1517 * config/sparc/sparc.c (sparc_type_code): Updated.
1518 * config/ia64/ia64.c (hfa_element_mode): Updated.
1519 * expr.c (count_type_elements): Updated.
1520 * stor-layout.c (layout_type): Updated.
1521 * tree-inline.c (remap_type): Updated.
1522 * tree-pretty-print.c (dump_generic_node): Updated.
1524 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1526 * builtins.c (expand_builtin_powi): Fix mode of
1527 2nd argument to match int.
1528 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1529 2nd argument type to int.
1530 * libgcc2.c: Change prototype of __powi* functions to use
1533 2005-03-30 Dale Johannesen <dalej@apple.com>
1536 * calls.c (expand_call): Flush pending deferrals before
1539 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1543 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1544 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1545 c_label_context, label_context_stack): New.
1546 * c-decl.c (define_label): Check for jumps into statement
1547 expressions. Add label to list of defined labels.
1548 (start_function): Push context on label_context_stack.
1549 (finish_function): Pop context from label_context_stack.
1550 * c-typeck.c (label_context_stack): New.
1551 (c_finish_goto_label): Check for jumps into statement
1552 expressions. Add label to list of jumped to labels.
1553 (struct c_switch): Add blocked_stmt_expr.
1554 (c_start_case): Initialize it.
1555 (do_case): Check it.
1556 (c_finish_case): Verify !blocked_stmt_expr.
1557 (c_begin_stmt_expr): Push context on label_context_stack.
1558 Increment blocked_stmt_expr. Mark labels jumped to from outside
1560 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1561 defined in the statement expression and no longer jumpable to.
1562 Mark labels jumped to from just outside the statement expression
1563 as again definable. Pop context from label_context_stack.
1564 * doc/extend.texi (Statement Exprs): Update.
1566 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1569 * c-decl.c (start_function): Check for old_decl being
1572 2005-03-30 Ian Lance Taylor <ian@airs.com>
1574 * final.c (final): Remove prescan parameter. Change all callers.
1575 (final_scan_insn): Remove prescan parameter. Change all callers.
1577 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1579 * tree-vectorizer.c: Fix comment typos.
1581 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1583 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1584 as soon as a chrec_dont_know is detected.
1586 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1588 Merge from csl-arm-branch.
1589 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1591 * tlink.c (recompile_files): Do not assume that "rename" can
1592 overwrite an existing file.
1594 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1596 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1597 * gcc/configure: Regenerate.
1599 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1601 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1603 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1605 * calls.c (struct arg_data): Update "partial" comment.
1606 (load_register_parameters): Update "nregs" comment.
1608 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1610 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1611 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1612 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1613 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1614 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1615 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1616 than target_flags & 0.
1617 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1618 (iq2000_arch, iq2000_parse_cpu): Delete.
1619 (TARGET_HANDLE_OPTION): Override default.
1620 (iq2000_handle_option): New function.
1621 (override_options): Remove -march= and -mcpu= handling.
1622 * config/iq2000/iq2000.opt: New file.
1624 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1626 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1627 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1628 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1629 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1630 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1631 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1632 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1633 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1634 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1635 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1636 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1637 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1638 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1639 (TARGET_OPTIONS): Delete.
1640 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1641 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1642 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1643 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1644 (c4x_cpu_version_string): Delete.
1645 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1646 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1647 equivalent -mcpu= option.
1648 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1649 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1650 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1651 or clearing the appropriate MASK_* bit.
1652 (c4x_file_start): Use c4x_cpu_version.
1653 * config/c4x/c4x.opt: New file.
1655 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1657 * doc/options.texi: Document the new MaskExists flag.
1658 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1659 if the option has the MaskExists flag.
1661 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1663 * opt-functions.awk (flag_set_p, test_flag): New functions.
1664 (switch_flags): Use them.
1665 * opth-gen.awk: Use flag_set_p to check for flags.
1666 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1668 2005-03-30 Ian Lance Taylor <ian@airs.com>
1670 * config.host (i[34567]86-*-mingw32*): Don't set
1671 host_can_use_collect2 to no.
1673 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1676 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1677 Remove convert_memory_address call duplicating that in memory_address.
1679 2005-03-29 Richard Henderson <rth@redhat.com>
1682 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1683 (build_compound_literal): Likewise. Propagate decl type into the
1685 (finish_decl): Likewise. Use new return value from complete_array_type
1686 for zero sized arrays.
1687 (complete_array_type): Move ...
1688 * c-common.c (complete_array_type): ... here. Change first argument
1689 to pointer-to-type-node. Consistently use sizetype for the index
1690 except for zero sized arrays. Detect zero sized arrays for pedantic
1691 mode diagnostics. Create a new type node instead of modifying the
1693 * c-tree.h (complete_array_type): Move decl ...
1694 * c-common.h (complete_array_type): ... here.
1696 2005-03-29 Richard Henderson <rth@redhat.com>
1699 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1701 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1703 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1704 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1705 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1706 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1708 2005-03-29 Eric Christopher <echristo@redhat.com>
1710 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1711 truthvalue conversion removal.
1713 2005-03-29 Ian Lance Taylor <ian@airs.com>
1716 * collect2.c: Never include <vfork.h>.
1717 (VFORK_STRING, vfork): Don't define.
1718 (pid): Remove global variable.
1719 (handler): Call raise instead of kill (getpid(), ...).
1720 (collect_wait): Add pex parameter. Change all callers. Use
1721 pex_get_status rather than pwait.
1722 (do_wait): Add pex parameter. Change all callers.
1723 (collect_execute): Return struct pex_obj * rather than void. Use
1724 pex routines rather than pexecute.
1725 (fork_execute): Get pex_obj from collect_execute, and pass it to
1727 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1728 Only declare quit_handler if SIGQUIT is defined.
1729 (scan_libraries): Likewise.
1730 * collect2.h (collect_execute): Update declaration.
1731 (collect_wait): Update declaration.
1732 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1733 pass it to collect_wait.
1735 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1738 * c-parser.c (c_parser_compound_statement_nostart): Give error
1739 message for EOF instead of just setting parser->error.
1741 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1743 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1744 (slpeel_update_phi_nodes_for_guard1): New function.
1745 (slpeel_update_phi_nodes_for_guard2): New function.
1746 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1747 of slpeel_update_phi_nodes_for_guard.
1748 (vectorize_loops): Remove call to loop_closed_rewrite.
1749 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1752 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1754 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1755 (TARGET_LITTLE_ENDIAN): New macro.
1756 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1757 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1758 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1759 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1760 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1761 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1762 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1763 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1764 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1765 (TARGET_OPTIONS): Delete.
1766 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1767 (CACHE_FLUSH_TRAP): Turn into an integer.
1768 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1769 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1770 -mflush-trap is in use.
1771 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1772 (m32r_cache_flush_trap_string): Delete.
1773 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1774 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1775 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1776 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1777 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1778 -mmodel= and -msdata= handling from...
1779 (m32r_init): ...here.
1780 * config/m32r/m32r.opt: New file.
1782 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1784 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1785 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1786 * tree-vect-analyze.c (vect_object_analysis): additional parm
1787 pass back a "struct ptr_info_def *" with the points-to info.
1788 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1789 statement using info returned from vect_object_analysis.
1790 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1791 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1792 for virtual uses and defs when creating a replacement vector
1793 reference. Call duplicate_ssa_name_ptr_info to define points-to
1794 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1795 (vectorizable_store): copy_virtual_operands and update
1796 definition statements.
1797 (vectorizable_load): copy_virtual_operands. Remove call to
1798 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1799 * tree-vectorizer.c (vectorize_loops): Remove calls to
1800 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1801 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1802 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1803 define macro STMT_VINFO_PTR_INFO for use in accessing.
1804 * tree.h add export of duplicate_ssa_name_ptr_info.
1805 * rs6000.c (altivec_init_builtins): Declare builtin function
1806 __builtin_altivec_mask_for_load to be "const".
1808 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1811 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1812 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1813 assemble_variable on aliases.
1814 * varasm.c (assemble_alias): Set node->alias.
1815 * toplev.c (wrapup_global_declarations): Don't call
1816 rest_of_decl_compilation on aliases again.
1818 2005-03-29 Paul Brook <paul@codesourcery.com>
1820 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1821 * config/arm/arm.c (arm_dbx_register_number): New function.
1822 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1824 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1827 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1828 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1830 2005-03-29 Dale Johannesen <dalej@apple.com>
1832 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1833 $(TREE_H) and $(COVERAGE_H).
1834 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1835 * opts.c (common_handle_option): Enable tree-based value transforms.
1836 * toplev.c (process_options): Ditto.
1837 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1838 refers to references to this type.
1839 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1840 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1841 for may_be_more, may_be_less.
1842 (rtl_gen_pow2_profiler): Adjust.
1843 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1844 (rtl_gen_one_value_profiler): Adjust.
1845 (rtl_gen_const_delta_profiler): Adjust.
1846 * tree-profile.c (tree_gen_interval_profiler): Implement.
1847 (tree_gen_pow2_profiler): Ditto.
1848 (tree_gen_one_value_profiler): Ditto.
1849 (tree_profiling): New.
1850 (pass_tree_profile): Reference it.
1851 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1853 (insn_divmod_values_to_profile): Rename to
1854 rtl_divmod_values_to_profile. Adjust.
1855 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1856 (insn_prefetch_values_to_profile): Adjust.
1857 (rtl_value_profile_transformations): Adjust.
1858 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1859 (gen_mod_pow2): Rename to rtl_mod_pow2.
1860 (gen_mod_subtract): Rename to rtl_mod_subtract.
1861 (divmod_fixed_value_transform): Rename to
1862 rtl_divmod_fixed_value_transform.
1863 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1864 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1865 (rtl_find_values_to_profile): Adjust.
1866 (tree_value_profile_transformations): Implement.
1867 (tree_divmod_values_to_profile): New.
1868 (tree_values_to_profile): New.
1869 (tree_divmod_fixed_value): New.
1870 (tree_mod_pow2): New.
1871 (tree_mod_subtract): New.
1872 (tree_divmod_fixed_value_transform): New.
1873 (tree_mod_pow2_value_transform): New.
1874 (tree_mod_subtract_transform): New.
1875 (tree_find_values_to_profile): Implement.
1876 * profile.c (instrument_values): Free histograms.
1877 (compute_value_histograms): Adjust. Implement tree version.
1879 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1881 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1882 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1883 variable. Output "fldcw" depending on round_mode.
1884 * config/i386/i386.md (UNSPEC_FIST): New.
1885 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1886 New isns patterns to implement lrint and llrint built-ins as x87
1888 (fistdi2, fist<mode>2 splitters): New splitters.
1889 (lrint<mode>2): New expanders.
1891 2005-03-28 Ian Lance Taylor <ian@airs.com>
1893 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1894 0 when calling final_scan_insn.
1896 2005-03-28 Jan Hubicka <jh@suse.cz>
1899 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1902 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1903 types where possible.
1905 2005-03-26 Per Bothner <per@bothner.com>
1907 Make -f[no-]show-column also control non-cpp diagnostics.
1908 * c.opt (fshow-column): Move option from here ...
1909 * common.opt (fshow-column): ... to here.
1910 * diagnostic.c (diagnostic_build_prefix): Only print column number
1911 if flag_show_column.
1913 2005-03-27 Steven Bosscher <stevenb@suse.de>
1915 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1916 vax_output_conditional_branch): New prototypes.
1917 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1918 extracted from vax.md mov and add patterns.
1919 (vax_output_conditional_branch): New function to output conditional
1920 branch instructions.
1921 * vax.md: Use mode macros for arithmetic and mov patterns.
1922 Use code macros for the jump patterns.
1924 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1926 * Makefile.in (libbackend.o): Depend on version files;
1927 add custom generation command.
1929 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1932 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1933 sure that we have a REG before getting its REGNO.
1935 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1937 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1938 * builtins.def (BUILT_IN_STRNDUP): New.
1940 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1942 PR tree-optimization/20470
1943 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1946 2005-03-25 Mike Stump <mrs@apple.com>
1948 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1951 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1953 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1954 Use our own structure definitions.
1956 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1957 (fix_truncdfsi2): Allow registers or memory as destination.
1958 When TARGET_PPC_GFXOPT, generate simplified pattern.
1959 (fix_truncdfsi2_internal): Use define_insn_and_split.
1960 (fix_truncdfsi2_internal_gfxopt): New.
1961 (fctiwz): Don't confuse register allocation by giving it no choices.
1963 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1964 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1965 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1966 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1968 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1970 * dominance.c (free_dominance_info): Speed up by freeing et
1971 data structures without maintaining other nodes.
1972 * et-forest.c (et_free_tree_force): New.
1973 * et-forest.h: Add a prototype for et_free_tree_force.
1975 * tree.c (get_set_constructor_bits,
1976 get_set_constructor_bytes): Remove.
1977 * tree.h: Remove the corresponding prototypes.
1979 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1982 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1983 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1984 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1985 PRE_DEC, NEG and NOT.
1987 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1989 * fold-const.c: Convert uses of fold (build (...)) to
1992 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1994 PR rtl-optimization/20249
1995 * cse.c (insert_regs): Do not record equivalence of registers in
1998 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2000 * emit-rtl.c (reverse_comparison): Remove.
2001 * rtl.h: Remove the corresponding prototype.
2003 2005-03-24 James E Wilson <wilson@specifixinc.com>
2005 * doc/install.texi (--enable-altivec): Delete docs.
2007 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2009 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2010 SFmode and DFmode before reload when
2011 flag_unsafe_math_optimizations not enabled.
2013 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2015 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2017 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2018 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2020 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2022 * configure.ac (enable-checking): Add 'runtime' option.
2023 * doc/install.texi (enable-checking): Document 'runtime' checking.
2024 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2025 * config.in: Regenerated.
2026 * configure: Regenerated.
2028 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2030 * optabs.h (enum optab_index): Remove OTI_llrint.
2031 (llrint_optab): Remove macro.
2032 * optabs.c (init_optabs): Remove llrint_optab initialization.
2033 * genopinit.c (optabs): Remove llrint_optab implementation.
2034 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2037 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2039 PR rtl-optimization/20532
2040 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2041 overflow when adding coefficients for PLUS or MINUS.
2042 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2045 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2047 * langhooks.h (truthvalue_conversion): Remove.
2048 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2049 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2050 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2051 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2052 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2054 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2056 * params.def: Fix a typo.
2057 * config/mips/mips.c: Follow the spelling convensions.
2058 * doc/invoke.texi: Fix typos.
2060 2005-03-18 Dale Johannese <dalej@apple.com>
2062 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2064 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2066 Fix PR tree-optimization/20601
2068 * tree-ssa-pre.c (insert_aux): Add missing condition to
2071 2005-03-23 Ian Lance Taylor <ian@airs.com>
2073 * final.c (final_scan_insn): Don't remove no-op instructions.
2074 * reload1.c (reload): Remove simple no-op instructions even when
2077 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2079 PR tree-optimization/20501
2080 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2081 reporting that peeling for alignment is applied moved to...
2082 * (vect_analyze_data_refs_alignment): Here.
2084 2005-03-23 Ian Lance Taylor <ian@airs.com>
2086 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2088 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2090 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2091 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2093 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2095 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2096 imply that this is called once, independent of asms in code.
2097 Adjust to now being pased output and input lists. Mention helper
2098 function decl_overlaps_hard_reg_set_p.
2099 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2100 hook_tree_tree_identity and to take three trees, returning third.
2101 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2103 * stmt.c: include hard-reg-set.h before tree.h.
2104 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2105 (decl_conflicts_with_clobbers_p): Call
2106 decl_overlaps_hard_reg_set_p.
2107 (expand_asm_operands): Pass output and input lists in call to
2108 targetm.md_asm_clobbers.
2109 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2110 hook_tree_tree_tree_tree_3rd_identity.
2111 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2113 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2114 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2115 parameters, first two unused.
2116 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2117 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2118 in constraint letters and MOF is not mentioned as a asm-declared
2119 register in neither of the input and output lists.
2121 2005-03-23 DJ Delorie <dj@redhat.com>
2123 * optabs.c (expand_binop): Make sure the first subword's result
2126 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2128 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2129 Call c_common_truthvalue_conversion rather than
2130 lang_hooks.truthvalue_conversion.
2131 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2132 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2134 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2135 c_common_truthvalue_conversion.
2136 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2137 c_parser_conditional_expression, c_parser_binary_expression): Call
2138 c_objc_common_truthvalue_conversion.
2139 * c-typeck.c (build_unary_op): Call
2140 c_objc_common_truthvalue_conversion.
2141 (build_conditional_expr): Do not call
2142 lang_hooks.truthvalue_conversion.
2143 (build_binary_op): Call c_common_truthvalue_conversion.
2144 (c_objc_common_truthvalue_conversion): Moved from
2145 c-objc-common.c. Call default_function_array_conversion instead
2146 of default_conversion.
2148 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2150 * c-common.h (default_conversion): Remove.
2151 (perform_integral_promotions): Add.
2152 * c-tree.h (default_conversion): Add.
2153 * c-typeck.c (perform_integral_promotions): New, split out from
2155 * c-common.c (check_case_value): Use perform_integral_promotions,
2156 not default_conversion.
2157 (c_add_case_label): Don't continue processing case label after
2158 found to be pointer.
2160 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2162 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2163 the prefix list if we have already added a multilib directory
2165 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2168 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2170 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2172 * reload.h: Remove the prototype for indirect_symref_ok.
2174 * reload1.c (indirect_symref_ok): Make it global.
2175 * reload.h: Add a prototype for indirect_symref_ok.
2177 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2179 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2182 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2184 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2186 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2188 * c-opts.c (c_common_parse_file): Only start/end main source file
2189 if debug hooks says the writer wants it.
2190 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2192 (xcoff_debug_hooks): Ditto.
2193 * debug.c (do_nothing_hooks): Ditto.
2194 * debug.h (gcc_debug_hooks): Ditto.
2195 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2196 * sdbout.c (sdb_debug_hooks): Ditto.
2197 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2199 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2201 * doc/extend.texi: Deprecate C++ min/max operators.
2203 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2205 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2206 artificial original candidates.
2208 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2209 Jan Hubicka <jh@suse.cz>
2210 Steven Bosscher <stevenb@suse.de>
2212 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2213 call cost based on argument sizes.
2214 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2216 * params.def: (max-inline-inssn-single): Set to 450.
2217 (max-inline-insns-auto): Set to 90.
2218 (max-inline-insns-recursive): Set to 450
2219 (max-inline-insns-recursive-auto): Set to 450.
2220 (large-function-insns): Set to 2700.
2221 (inline-call-cost): New parameter.
2222 * tree-inline.c (estimate_move_cost): New function.
2223 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2224 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2226 * tree-inline.h (estimate_move_cost): Declare.
2227 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2228 (max-inline-insns-auto): Change default to 90.
2229 (max-inline-insns-recursive): Change default to 450
2230 (max-inline-insns-recursive-auto): Change default to 450.
2231 (large-function-insns): Change default to 2700.
2232 (inline-call-cost): Document new parameter.
2234 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2236 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2237 (TARGET_DEFAULT): Delete.
2238 * config/i860/i860.opt: New file.
2240 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2242 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2243 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2244 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2245 (frv_sched_lookahead): Delete.
2246 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2247 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2248 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2249 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2250 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2251 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2252 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2253 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2254 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2255 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2256 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2257 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2258 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2259 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2260 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2261 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2262 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2263 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2264 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2265 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2266 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2267 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2268 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2269 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2270 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2271 (frv_sched_lookahead): Delete.
2272 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2273 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2274 (frv_handle_option): New function. Move -mcpu= handling from...
2275 (frv_override_options): ...here. Remove handling of other
2277 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2278 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2279 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2280 and TARGET_NO_MULTI_CE.
2281 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2282 !TARGET_VLIW_BRANCH.
2283 * config/frv/frv.opt: New file.
2285 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2287 * fold-const.c (fold_ternary): Take decomposed arguments of
2289 (fold): Update a call to fold_ternary.
2291 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2292 * tree.h: Add corresponding prototypes.
2294 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2297 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2298 between jump table and its label.
2299 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2300 resp. ADDR_DIFF_VEC and the label preceeding it.
2301 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2302 is emitted in the right section.
2304 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2306 * fold-const.c (fold_unary, fold_binary): Update comments
2309 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2311 PR rtl-optimization/20527
2312 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2313 REG_INC note, test that the register also isn't mentioned in PRED
2316 2005-03-22 Ben Elliston <bje@au.ibm.com>
2318 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2321 2005-03-21 Mike Stump <mrs@apple.com>
2323 * varasm.c (default_assemble_visibility): Remove extra ().
2325 2005-03-21 Roger Sayle <roger@eyesopen.com>
2328 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2329 to determine whether a block can be duplicated, rather than test
2330 whether the block contains noncopyable insns ourselves.
2332 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2334 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2337 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2339 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2341 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2343 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2344 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2345 * config/fr30/fr30.opt: New file.
2347 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2349 Fix PR tree-optimization/20542
2351 * tree-flow-inline.h (overlap_subvar): Move to here.
2352 * tree-ssa-operands.c: From here.
2353 * tree-flow.h (overlap_subvar): Declare.
2354 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2355 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2356 for variables with subvars.
2358 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2361 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2362 * modulo-sched.c (const_iteration_count): Return on NULL
2364 (print_node_sched_params): Return on NULL dump_file.
2365 (generate_reg_moves): Handle reg-anti dependencies and disregard
2366 closing branch when generating register moves.
2367 (sms_schedule): Mark the SMSed block dirty.
2368 * passes.c (rest_of_handle_sms): Call update_life_info for all
2370 * testsuite/gcc.dg/20050321-1.c: New test.
2372 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2374 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2375 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2376 movqi_internal): Likewise.
2378 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2380 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2381 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2382 xtensa_b4const): Delete prototypes.
2383 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2384 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2385 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2386 xtensa_extra_constraint): New prototypes.
2387 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2388 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2389 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2390 move_operand, const_float_1_operand, fpmem_offset_operand,
2391 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2392 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2393 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2394 argument type to HOST_WIDE_INT.
2395 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2396 xtensa_mask_immediate): Likewise.
2397 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2398 Likewise. Also make these functions static.
2399 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2400 (xtensa_const_ok_for_letter_p): New.
2401 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2402 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2403 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2404 move_operand, const_float_1_operand, fpmem_offset_operand,
2405 branch_operator, ubranch_operator, boolean_operator): Move to
2407 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2408 (xtensa_mem_offset): Change return type to bool.
2409 (xtensa_extra_constraint): New.
2410 (gen_int_relational): Update type of const_range_p function pointer.
2411 Use xtensa_b4const_or_zero.
2412 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2413 xtensa_const_ok_for_letter_p. Update comments.
2414 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2415 (PREDICATE_CODES): Delete.
2416 * config/xtensa/xtensa.md: Include predicates.md.
2417 * config/xtensa/predicates.md: New file.
2419 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2421 * config/v850/v850-protos.h: Remove the prototypes for
2422 reg_or_int9_operand, reg_or_const_operand,
2423 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2424 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2425 movsi_source_operand, power_of_two_operand,
2426 not_power_of_two_operand, special_symbolref_operand,
2427 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2428 register_is_ok_for_epilogue.
2429 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2430 reg_or_int9_operand, reg_or_const_operand,
2431 call_address_operand, special_symbolref_operand,
2432 movsi_source_operand, power_of_two_operand,
2433 not_power_of_two_operand, register_is_ok_for_epilogue,
2434 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2435 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2437 * config/v850/v850.h (PREDICATE_CODES): Remove.
2438 * config/v850/v850.md: Include predicates.md.
2439 * config/v850/predicates.md: New.
2441 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2443 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2444 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2445 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2446 (itoolsdir, itoolsdatadir): Move definition above new first use.
2447 (install-itoolsdirs): New rule.
2448 (install-mkheaders): Depend on install-itoolsdirs, not
2449 install-include-dir.
2451 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2453 * tree-into-ssa.c: Remove obsolete comments.
2455 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2457 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2458 unrolling if -fpeel-loops is specified, too.
2459 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2460 Remove superfluous check for flag_unroll_loops.
2462 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2464 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2465 (lrint_optab, llrint_optab): Define corresponding macros.
2466 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2467 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2468 pattern and llrint_optab using llrintdi2 patterns.
2469 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2470 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2471 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2472 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2473 flag_unsafe_math_optimizations is set.
2475 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2477 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2478 simplify_logical, if_then_else_cond, known_cond,
2479 simplify_comparison): Adjust calls to reverse_comparison.
2480 Don't use combine_reversed_comparison_code).
2481 (combine_reversed_comparison_code): Remove.
2482 (reversed_comparison): Using reversed_comparison_code, move it...
2483 * jump.c (reversed_comparison): ... here.
2484 * rtl.h (reversed_comparison): Add prototype.
2486 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2488 * builtins.c (fold_builtin): Take decomposed arguments of
2490 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2491 * gimplify.c (gimplify_call_expr): Likewise.
2492 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2493 * tree.h: Update the prototype of fold_builtin.
2495 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2497 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2498 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2499 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2500 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2501 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2503 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2505 * builtins.c (fold_builtin_1): Take decomposed arguments of
2507 (fold_builtin): Update a call to fold_builtin_1.
2509 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2512 * gcov.c (output_lines): Only output function block summary when
2513 outputting branch information.
2514 * doc/gcov.texi: Document format of preamble and additional block
2517 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2519 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2520 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2521 the defaults false if BITS_PER_UNIT != 8.
2522 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2523 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2524 than BITS_PER_UNIT != 8.
2525 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2526 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2527 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2529 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2530 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2532 2005-03-20 Roger Sayle <roger@eyesopen.com>
2535 * fold-const.c (fold_binary): Fix type mismatch between
2536 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2537 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2538 for non-truth-valued expressions.
2540 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2541 and FUNCTION_DECL in the main switch.
2542 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2543 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2544 we also need to convert their operands to match.
2545 <TRUTH_NOT_EXPR>: Likewise.
2547 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2549 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2550 diagnostic without checking whether an lvalue.
2551 * c-common.h (lvalue_p): Remove.
2552 (enum lvalue_use): Update comment.
2553 (lvalue_or_else): Replace by lvalue_error.
2554 * c-typeck.c (lvalue_p): Make static.
2555 (lvalue_or_else): New. Call lvalue_error.
2557 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2559 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2560 (function_arg_advance): Use rs6000_parm_start.
2561 (function_arg, rs6000_arg_partial_bytes): Likewise.
2563 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2565 * c-common.c (check_case_value): Adjust comment about stripping
2567 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2568 * c-typeck.c (default_conversion, convert_arguments,
2569 build_modify_expr, convert_for_assignment, store_init_value,
2570 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2571 manually. Remove inaccurate comments.
2573 2005-03-20 Roger Sayle <roger@eyesopen.com>
2574 Joseph S. Myers <joseph@codesourcery.com>
2576 * varasm.c (do_assemble_alias): Restore comment describing function.
2577 Annotate the target parameter as potentially unused.
2579 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2582 * config/avr/avr.c (avr_output_function_prologue): Do not use
2583 current_function_name() in a label, use a local label instead.
2585 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2587 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2588 flag_finite_math_only, not flag_unsafe_math_optimizations.
2590 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2592 * builtins.c (fold_builtin_1): Update a call to
2593 targetm.fold_builtin.
2594 * hooks.c (hook_tree_tree_bool_null): Rename to
2595 hook_tree_tree_tree_bool_null. Take one more argument of type
2597 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2598 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2599 hook_tree_tree_tree_bool_null.
2600 * target.h (gcc_target): Update the prototype of fold_builtin.
2601 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2602 arguments of CALL_EXPR.
2603 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2606 2005-03-20 Jan Hubicka <jh@suse.cz>
2608 * cgraph.h (cgraph_node): Add prev_clone pointer.
2609 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2610 (cgraph_clone_node): Produce doubly linked chain.
2612 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2614 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2615 get_nonnull_operand, handle_sentinel_attribute,
2616 check_function_arguments_recurse): Do not strip NOPS from
2618 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2620 * c-format.c (get_constant): Likewise.
2621 * c-parser.c (c_parser_postfix_expression): Likewise.
2622 * c-typeck.c (set_init_index): Likewise.
2623 (convert_arguments): Don't check for NOP_EXPR containing integer
2626 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2628 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2629 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2630 Take decomposed arguments of CALL_EXPR.
2631 (fold_builtin_1): Update calls to the functions mentioned
2634 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2636 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2637 width to have integer type.
2638 (build_enumerator): Require enumerator value to have integer type.
2640 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2642 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2645 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2647 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2648 std=iso9899:199x): Correct descriptions.
2650 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2652 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2655 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2657 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2659 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2660 fold_builtin_memcpy.
2662 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2663 arguments of CALL_EXPR.
2664 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2665 fold_builtin_found, fold_builtin_1): Update calls to
2666 fold_trunc_transparent_mathfn.
2668 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2671 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2672 function pointers on targets that require function pointer
2674 (fold_sign_changed_comparison): Likewise.
2676 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2678 * combine.c (try_combine): When changing the mode of a hard reg, make
2679 sure that doing so is valid.
2681 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2683 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2684 (TARGET_HANDLE_OPTION): Override default.
2685 (avr_handle_option): New function.
2686 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2687 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2688 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2689 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2690 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2691 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2692 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2693 (TARGET_OPTIONS): Delete.
2694 * config/avr/avr.opt: New file.
2696 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2698 * config/m32r/m32r-protos.h: Remove the prototypes for
2699 call_address_operand, symbolic_operand, seth_add3_operand,
2700 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2701 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2702 two_insn_const_operand, move_src_operand,
2703 move_double_src_operand, move_dest_operand,
2704 eqne_comparison_operator, signed_comparison_operator,
2705 large_insn_p, conditional_move_operand, carry_compare_operand,
2706 m32r_block_immediate_operand, extend_operand,
2707 reg_or_eq_int16_operand, int8_operand, and
2708 reg_or_zero_operand.
2709 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2710 seth_add3_operand, int8_operand, cmp_int16_operand,
2711 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2712 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2713 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2714 move_double_src_operand, move_dest_operand,
2715 eqne_comparison_operator, signed_comparison_operator,
2716 extend_operand, small_insn_p, large_insn_p,
2717 conditional_move_operand, carry_compare_operand,
2718 m32r_block_immediate_operand): Move to predicates.md.
2719 (MAX_MOVE_BYTES): Move to m32r.h.
2720 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2721 * config/m32r/m32r.md: Include predicates.md.
2722 * config/m32r/predicates.md: New.
2724 2005-03-18 James E Wilson <wilson@specifixinc.com>
2727 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2730 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2732 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2733 call_address_operand, const_8bit_operand.
2734 * config/mn10300/mn10300.c (call_address_operand,
2735 const_8bit_operand, const_1f_operand): Move to predicates.md.
2736 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2737 * config/mn10300/mn10300.md: Include predicates.md.
2738 * config/mn10300/predicates.md: New.
2740 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2742 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2743 declarations in diagnostics and %E for identifiers, not %s.
2745 2005-03-18 Jan Hubicka <jh@suse.cz>
2746 Dale Johannesen <dalej@apple.com>
2748 * basic-block.h (scale_bbs_frequencies_int,
2749 scale_bbs_frequencies_gcov_type): Declare.
2750 * cfg.c (RDIV): New macro.
2751 (update_bb_frequency_for_threading): Fix.
2752 * basic-block.h (scale_bbs_frequencies_int,
2753 scale_bbs_frequencies_gcov_type): New.
2754 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2755 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2756 scale_bbs_frequencies_int.
2757 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2759 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2761 * config/m32r/m32r-protos.h: Remove the prototypes for
2762 call_address_operand, symbolic_operand, seth_add3_operand,
2763 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2764 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2765 two_insn_const_operand, move_src_operand,
2766 move_double_src_operand, move_dest_operand,
2767 eqne_comparison_operator, signed_comparison_operator,
2768 large_insn_p, conditional_move_operand, carry_compare_operand,
2769 m32r_block_immediate_operand, extend_operand,
2770 reg_or_eq_int16_operand, int8_operand, and
2771 reg_or_zero_operand.
2772 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2773 seth_add3_operand, int8_operand, cmp_int16_operand,
2774 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2775 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2776 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2777 move_double_src_operand, move_dest_operand,
2778 eqne_comparison_operator, signed_comparison_operator,
2779 extend_operand, small_insn_p, large_insn_p,
2780 conditional_move_operand, carry_compare_operand,
2781 m32r_block_immediate_operand): Move to predicates.md.
2782 (MAX_MOVE_BYTES): Move to m32r.h.
2783 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2784 * config/m32r/m32r.md: Include predicates.md.
2785 * config/m32r/predicates.md: New.
2787 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2789 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2790 symbolic_operand, symbolic_memory_operand,
2791 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2792 indexed_memory_operand, move_dest_operand, move_src_operand,
2793 prefetch_cc_operand, prefetch_nocc_operand,
2794 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2795 arith_operand, arith11_operand, pre_cint_operand,
2796 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2797 ireg_operand, int5_operand, uint5_operand, int11_operand,
2798 uint32_operand, arith5_operand, and_operand, ior_operand,
2799 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2800 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2801 shadd_operand, movb_comparison_operator,
2802 cmpib_comparison_operator): Move to predicates.md.
2803 (magic_milli, shadd_constant_p): Make it extern.
2804 * config/pa/pa.h (PREDICATE_CODES): Remove.
2805 * config/pa/pa.md: Include predicates.md.
2806 * config/pa/predicates.md: New.
2808 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2811 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2813 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2814 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2815 config/alpha/freebsd.h, config/alpha/linux.h,
2816 config/alpha/netbsd.h, config/alpha/osf5.h,
2817 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2818 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2819 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2820 doc/cppopts.texi: Update copyright.
2822 2005-03-18 Jan Hubicka <jh@suse.cz>
2825 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2827 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2832 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2835 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2837 * combine.c (gen_binary): Remove.
2838 (known_cond, simplify_shift_const, find_split_point,
2839 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2840 simplify_logical, expand_field_assignment, extract_left_shift,
2841 force_to_mode, if_then_else_cond, apply_distributive_law,
2842 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2843 simplify_comparison, reversed_comparison): Replace with
2844 simplify_gen_binary, simplify_gen_relational or
2845 distribute_and_simplify_rtx.
2846 (distribute_and_simplify_rtx): New function.
2848 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2849 Paolo Bonzini <gcc.gnu.org>
2851 * calls.c (setjmp_call_p, special_function_p): Update comments
2852 at the head of the functions.
2854 2005-03-18 Jan Hubicka <jh@suse.cz>
2856 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2858 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2859 function body should be released; do not proactively release function
2860 bodies in non-unit-at-a-time mode.
2862 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2864 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2865 mno-fp-ret-in-387 multilib variants.
2867 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2869 * common.opt (m): Remove.
2870 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2872 (common_handle_option): Remove OPT_m case.
2874 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2876 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2878 (fold_builtin_1): Update a call to fold_builtin_bitop.
2880 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2882 (fold_builtin_1): Update a call to fold_builtin_signbit.
2884 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2886 PR tree-optimization/20474
2887 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2888 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2890 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2892 * config/h8300/h8300-protos.h: Remove prototypes for
2893 general_operand_src, general_operand_dst, single_one_operand,
2894 single_zero_operand, call_insn_operand,
2895 two_insn_adds_subs_operand, small_call_insn_operand,
2896 jump_address_operand, bit_operand, bit_memory_operand,
2897 stack_pointer_operand, const_int_gt_2_operand,
2898 const_int_ge_8_operand, const_int_qi_operand,
2899 const_int_hi_operand, incdec_operand, bit_operator,
2900 nshift_operator, eqne_operator, gtle_operator,
2901 gtuleu_operator, iorxor_operator.
2902 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2903 h8300_ldm_stm_parallel.
2904 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2906 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2907 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2908 (h8300_ldm_stm_parallel): Make it extern.
2909 (h8300_ldm_parallel, h8300_stm_parallel,
2910 h8300_return_parallel, general_operand_src,
2911 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2912 nibble_operand, reg_or_nibble_operand, single_one_operand,
2913 single_zero_operand, call_insn_operand,
2914 two_insn_adds_subs_operand, small_call_insn_operand,
2915 jump_address_operand, bit_operand, bit_memory_operand,
2916 stack_pointer_operand, const_int_gt_2_operand,
2917 const_int_ge_8_operand, const_int_qi_operand,
2918 const_int_hi_operand, incdec_operand, eqne_operator,
2919 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2920 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2921 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2922 nshift_operator): Move to predicates.md.
2923 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2924 * config/h8300/h8300.md: Include predicates.md.
2925 * config/h8300/predicates.md: New.
2927 2005-03-17 Richard Henderson <rth@redhat.com>
2929 * config.gcc (ia64*-*-hpux*): Add extra_options.
2930 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2931 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2932 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2933 (ia64_tls_size_string, ia64_tune_string): Remove.
2934 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2935 (TARGET_DEFAULT_TARGET_FLAGS): New.
2936 (TARGET_HANDLE_OPTION): New.
2937 (ia64_override_options): Move options parsing ...
2938 (ia64_handle_option): ... here. New.
2939 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2940 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2941 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2942 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2943 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2944 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2945 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2946 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2947 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2948 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2949 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2950 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2951 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2952 TARGET_EARLY_STOP_BITS): Remove.
2953 (TARGET_ILP32): Default false.
2954 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2955 (enum ia64_inline_type): New.
2956 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2957 * config/ia64/ia64.md: Update for new definitions of
2958 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2959 * config/ia64/ia64.opt: New file.
2960 * config/ia64/ilp32.opt: New file.
2962 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2965 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2967 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2969 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2970 instead of MASK_H8300S.
2971 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2972 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2973 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2974 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2975 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2976 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2977 TARGET_SWITCHES): Remove.
2978 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2980 * config/h8300/h8300.opt: New.
2982 * config/alpha/alpha.opt, config/arc/arc.opt,
2983 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2986 2005-03-17 Ian Lance Taylor <ian@airs.com>
2990 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2992 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2993 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2994 (TARGET_HANDLE_OPTION): Override default.
2995 (arc_handle_option): New function.
2996 (arc_init): Remove code to set arch_cpu_string.
2997 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2998 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2999 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3000 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3001 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3002 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3003 (arc_rodata_string, TARGET_OPTIONS): Delete.
3004 * config/arc/arc.opt: New file.
3006 2005-03-17 Richard Henderson <rth@redhat.com>
3008 * doc/extend.texi (Weak Pragmas): New section.
3009 (attribute alias): Clarify that target must be in the same
3012 2005-03-17 Richard Henderson <rth@redhat.com>
3014 * config/alpha/alpha.opt: New file.
3015 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3017 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3018 alpha_fprm_string, alpha_fptm_string): Make static.
3019 (alpha_tls_size_string): Remove.
3020 (alpha_handle_option): New.
3021 (override_options): Update for alpha_cpu/alpha_tune split.
3022 (alpha_file_start): Likewise.
3023 (TARGET_DEFAULT_TARGET_FLAGS): New.
3024 (TARGET_HANDLE_OPTION): New.
3025 * config/alpha/alpha.h (alpha_tune): Declare.
3026 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3027 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3028 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3029 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3030 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3031 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3032 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3033 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3034 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3035 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3036 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3037 (TARGET_DEFAULT): Remove MASK_FP.
3038 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3039 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3040 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3041 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3042 alpha_tls_size_string): Remove.
3043 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3044 (attribute tune): Rename from attribute cpu.
3045 * config/alpha/ev4.md: Update to match.
3046 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3047 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3048 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3049 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3050 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3051 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3053 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3055 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3056 and return without creating new state if before_nops_num is nonzero.
3057 * config/ia64/ia64.md (first_insn): New attribute.
3058 (alloc): Set it to yes.
3060 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3062 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3063 STMT_VINFO_SUBVARS to NULL.
3064 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3066 2005-03-16 Dale Johannesen <dalej@apple.com>
3068 * rtlanal.c (find_first_parameter_load): Rewrite to
3069 return actual first param load or the call if none,
3070 instead of first in block, when not all loads exist.
3072 2005-03-16 Roger Sayle <roger@eyesopen.com>
3074 * optabs.c (expand_copysign_absneg): Make static.
3075 * optabs.h (expand_copysign_absneg): Delete prototype.
3076 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3078 2005-03-16 Richard Henderson <rth@redhat.com>
3081 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3082 (alias_pairs): Rename from output_defs.
3083 (find_decl_and_mark_needed): Split out from assemble_alias.
3084 (do_assemble_alias): New.
3085 (assemble_output_def): Remove.
3086 (finish_aliases_1, finish_aliases_2): New.
3087 (process_pending_assemble_output_defs): Remove.
3088 (assemble_alias): Defer aliases for which we don't yet have a
3089 non-external decl for the target symbol.
3090 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3091 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3092 * toplev.c (compile_file): Use finish_aliases_2 instead of
3093 process_pending_assemble_output_defs.
3094 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3095 (process_pending_assemble_output_defs): Remove.
3097 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3099 Fix PR tree-optimization/20489
3101 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3102 for empty structures.
3104 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3106 Fix PR tree-optimization/20490
3108 * tree-ssa-pre.c (create_expression_by_pieces): Use
3109 force_gimple_operand on result of fold.
3111 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3113 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3114 of closing parenthesis.
3116 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3118 * builtins.c (expand_movstr): Update a call to
3119 fold_builtin_strcpy.
3120 (expand_builtin_strncpy): Update a call to
3121 fold_builtin_strncpy.
3122 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3123 arguments of CALL_EXPR.
3124 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3125 fold_builtin_strncpy.
3126 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3127 * tree.h: Update the prototypes of fold_builtin_strcpy and
3128 fold_builtin_strncpy.
3130 2005-03-16 Steven Bosscher <stevenb@suse.de>
3131 Dorit Naishlos <dorit@il.ibm.com>
3133 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3134 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3137 2005-03-16 Steven Bosscher <stevenb@suse.de>
3139 * tree-inline.c (walk_type_fields, walk_tree,
3140 walk_tree_without_duplicates): Move from here...
3141 * tree.c: ...to here.
3143 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3145 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3146 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3147 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3148 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3149 (version): Define using $(BASEVER_c).
3150 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3152 (version.o): Depend on version files; add custom generation command.
3153 (prefix.o): Define BASEVER on command line.
3154 (s-iov): Depend on version files; adjust command.
3155 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3157 (gcc-vers.texi): New rule.
3158 (doc/%.info, doc/%.dvi): Add -I . to command line.
3159 (doc/gccinstall.dvi): Likewise.
3160 (PACKAGE): Delete. All uses replaced with "gcc".
3161 * aclocal.m4: Do not include gcc-version.m4.
3162 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3163 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3164 Set is_release based on contents of DEV-PHASE.
3165 Set gcc_version based on contents of BASE-VER.
3166 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3167 * config.in, configure: Regenerate.
3168 * gccbug.in: Determine version of GCC in use at runtime.
3169 * gcov-iov.c: Get version number and development phase from
3170 command line, not by including version.c.
3171 * intl.c: Replace all uses of PACKAGE with "gcc".
3172 * libada-mk.in: Delete unused "gcc_version" variable.
3173 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3174 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3175 commentary to match.
3176 (version_string): Put together from pieces.
3177 * config/alpha/x-vms: Do not use $(gcc_version).
3178 * config/i386/t-nwld: Likewise.
3179 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3180 version-GCC and DEVELOPMENT.
3182 2005-03-15 Roger Sayle <roger@eyesopen.com>
3184 PR tree-optimization/17454
3185 * tree.c (tree_size): Add case for TREE_BINFO.
3186 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3187 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3189 2005-03-15 Roger Sayle <roger@eyesopen.com>
3191 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3192 op1 whilst expanding the signed widenening multiply variant.
3194 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3196 * toplev.c (display_target_options): Avoid unused variable warning if
3197 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3198 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3199 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3200 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3201 (mips_isa_info): New variable.
3202 (mips_parse_cpu): Remove the first argument and leave the caller
3204 (TARGET_HANDLE_OPTION): Override default.
3205 (mips_handle_option): New function. Move option validation code from...
3206 (override_options): ...here. Update calls to mips_parse_cpu.
3207 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3208 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3209 (SUBTARGET_TARGET_OPTIONS): Delete.
3210 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3211 (mno-flush-func, mtune=): New options.
3213 2005-03-15 Roger Sayle <roger@eyesopen.com>
3214 Richard Henderson <rth@redhat.com>
3216 * real.c (c4x_single_format, c4x_extended_format): Provide values
3217 for signbit_ro for c4x's single and extended floating point formats.
3218 * optabs.c (expand_copysign): Use the floating point format's
3219 signbit_ro for expanding via expand_copysign_absneg, and it's
3220 signbit_rw field for expanding via expand_copysign_bit.
3222 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3224 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3225 known_alignment_for_access_p.
3226 (known_alignment_for_access_p): New.
3227 (do_peeling_for_alignment): Field made int instead of bool and renamed
3228 to peeling_for_alignment.
3229 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3230 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3231 functionality used to be in vect_analyze_operations.
3232 (vect_analyze_operations): Code to determine vectorization factor was
3233 moved to vect_determine_vectorization_factor.
3234 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3235 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3237 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3238 be part of vect_analyze_operations).
3239 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3240 creating the guard condition, as the number of iterations may be
3242 (slpeel_tree_peel_loop_to_edge): Use new name of
3243 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3244 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3245 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3246 (vect_do_peeling_for_alignment): Use fold.
3247 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3249 (vect_update_inits_of_dr): Renamed to
3250 vect_update_init_of_dr.
3251 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3252 (vectorizable_store): Fix assertion to use == instead of =.
3254 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3256 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3257 call_used_regs for wCG registers.
3259 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3261 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3262 for non-offsettable memory references to cope with outstanding reload
3263 replacements, take 2.
3265 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3268 * config/i386/i386.h (x86_fisttp): New.
3269 (TARGET_FISTTP): New macro.
3270 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3271 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3272 instruction when fisttp flag is set.
3273 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3275 * config/i386/i386.md (type attribute): Add fisttp.
3276 (unit attribute): Set to i387 for fisttp type.
3277 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3278 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3280 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3281 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3283 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3284 patterns for TARGET_FISTTP. Enable patterns for
3285 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3286 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3287 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3288 implement fisttp x87 insn.
3289 (fix_trunc*_i387_fisttp splitters): New patterns.
3290 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3291 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3292 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3294 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3295 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3296 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3297 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3298 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3299 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3300 Disable patterns for TARGET_FISTTP.
3301 (fix_trunc*_i387 splitters): Implement usign mode macros.
3302 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3303 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3304 (fix_trunx*_sse peephole2s): Implement using mode macros.
3306 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3308 PR rtl-optimization/20291
3309 * combine.c (try_combine): If splitting fails, re-try with
3310 original combined pattern, i.e. before clobber stripping.
3312 2005-03-14 Eric Christopher <echristo@redhat.com>
3314 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3315 STACK_GROWS_DOWNWARD.
3317 2005-03-14 Roger Sayle <roger@eyesopen.com>
3319 * real.h (struct real_format): Split the signbit field into two
3320 two fields, signbit_ro and signbit_rw.
3321 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3322 mips_double_format, ieee_extended_motorola_format,
3323 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3324 ieee_extended_intel_128_format, ibm_extended_format,
3325 mips_extended_format, ieee_quad_format, mips_quad_format,
3326 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3327 i370_double_format, c4x_single_format, c4x_extended_format,
3328 real_internal_format): Update initializers for new field.
3329 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3330 real_format structure.
3331 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3332 field of the real_format structure.
3334 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3336 Fix PR tree-optimization/20458
3338 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3339 DECL_EXTERNAL on STRUCT_FIELD tags.
3340 (clear_call_clobbered): Ditto.
3341 * tree-ssa-operands.c (note_addressable): Make sure the original
3342 variable doesn't slip into the addressable list if we have
3344 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3347 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3349 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3350 (-fwide-exec-charset): Likewise.
3351 (-finput-charset): Likewise.
3352 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3353 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3354 * c.opt (Wnormalized): New.
3356 2005-03-14 Devang Patel <dpatel@apple.com>
3358 * doc/invoke.texi: Add reference to Visibility document.
3360 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3362 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3363 MASK_SPLIT_ADDRESSES.
3364 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3365 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3366 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3367 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3368 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3369 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3370 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3371 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3372 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3373 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3374 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3375 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3376 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3377 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3378 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3379 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3380 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3381 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3382 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3383 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3384 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3385 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3386 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3387 (TARGET_EXPLICIT_RELOCS): Delete.
3388 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3389 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3390 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3391 (override_options): Set MASK_LONG64 if -mint64 is given and no
3392 -mlongXX option is. Complain about -mint64 -mlong32.
3393 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3394 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3395 * config/mips/mips.opt: New file.
3397 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3399 * config.gcc (extra_options): New variable for listing option files.
3400 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3401 * configure.ac (extra_opt_files): New AC_SUBST variable.
3402 (tm_file_list, tm_include_list): Include options.h first.
3403 * configure: Regenerate.
3404 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3405 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3406 (s-options-h): New rule.
3407 (options.h): Depend on it.
3408 (TEXI_GCCINT_FILES): Add options.texi.
3409 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3410 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3411 * target.h (gcc_target): Add default_target_flags and handle_option.
3412 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3413 (TARGET_HANDLE_OPTION): New macros.
3414 (TARGET_INITIALIZER): Include them.
3415 * opt-functions.awk (opt_args, nth_arg): New functions.
3416 (switch_flags): Handle the "Target" flag.
3418 (var_name): Use opt_args and nth_arg.
3419 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3420 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3421 macros for the "Mask" and "InverseMask" options.
3422 * opts.h (cl_var_cond): New enum.
3423 (cl_option): Replace the "has_set_value" and "set_value" fields with
3424 "var_cond" and "var_value".
3425 (CL_TARGET): New macro.
3426 (option_enabled, print_filtered_help): Declare.
3427 (decode_options): Move definition.
3428 * opts.c (handle_option): Search for the original option before
3429 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3430 var_cond and var_value fields. Use targetm.handle_option to handle
3432 (decode_options): Set target_flags to targetm.default_target_flags.
3433 (print_filtered_help): Make global. Handle CL_TARGET.
3434 (option_enabled): New function.
3435 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3436 (display_target_options, set_target_switch, print_switch_values)
3437 (default_pch_valid_p): Guard uses of target_switches with
3438 #ifdef TARGET_SWITCHES. Also...
3439 (display_target_options): Display the CL_TARGET entries in cl_options.
3440 (set_target_option): Don't complain about the "" option when
3441 TARGET_SWITCHES is undefined.
3442 (print_switch_values): Use option_enabled.
3443 (default_pch_valid_p): Check cl_options[] when looking for something
3444 that has changed the value of target_flags.
3445 * c.opt: Remove documentation from top of file.
3446 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3447 * doc/sourecebuild.texi: Refer to the new options documentation
3448 instead of c.opt. Document machine-specific .opt files.
3449 * doc/tm.texi (target_flags): Say that this variable is declared
3451 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3452 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3454 * doc/options.texi: New file.
3456 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3459 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3462 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3465 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3466 temporary variable of pointer type if an lvalues is required.
3467 (gimplify_modify_expr_rhs): Request an rvalue from it.
3468 (gimplify_expr): Pass fallback on.
3470 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3472 * cfgbuild.c: Update comments.
3474 2005-03-14 Roger Sayle <roger@eyesopen.com>
3476 PR rtl-optimization/17236
3477 * optabs.c (expand_doubleword_mult): New helper function split out
3478 from expand_binop. Permute the order in which instructions are
3479 emitted to minimize the number of simultaneously live registers.
3480 (expand_binop): Call expand_doubleword_mult to synthesize a double
3481 word multiplication.
3483 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3485 * basic-block.h: Update the prototypes of cached_make_edge and
3487 * cfg.c (cached_make_edge): Take edge_cache representing one
3488 row of the adjacency matrix of edges.
3489 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3490 (make_edges): Initialize edge_cache to represent one row of
3491 the adjacency matrix of edges.
3493 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3495 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3497 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3498 Remove unused removed_phis variable.
3499 (conditional_replacement): Use build1/build2.
3500 (abs_replacement): Use last_and_only_stmt and build1/build2.
3502 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3504 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3505 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3506 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3507 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3508 * c-common.c (handle_novops_attribute): New function.
3509 (c_common_attribute_table): Add "no vops" entry.
3510 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3511 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3512 * tree-ssa-operands.c (get_call_expr_operands): Do not
3513 create virtual operands for calls with ECF_NOVOPS flag.
3514 * tree.h (DECL_IS_NOVOPS): New macro.
3515 (struct tree_decl): Add novops_flag.
3516 (ECF_NOVOPS): New constant.
3518 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3521 * config/i386/i386.c (x86_use_himode_fiop): New.
3522 (x86_use_simode_fiop): Rename from x86_use_fiop.
3523 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3524 (TARGET_USE_HIMODE_FIOP): New.
3525 (x86_use_simode_fiop): Rename from x86_use_fiop.
3526 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3528 * config/i386/i386.md (X87MODEI12): New mode macro define.
3529 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3530 to implement x87 FP compare with HImode input operands.
3531 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3532 Use X87MODEI12 mode macro to handle HImode input operands.
3533 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3534 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3535 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3536 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3537 macro to implement x87 operators with HImode input operands.
3538 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3541 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3543 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3545 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3546 constants invariant.
3548 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3550 * basic-block.h (BB_VISITED): Removed.
3551 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3553 2005-03-14 Falk Hueffner <falk@debian.org>
3556 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3558 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3560 * ggc-zone.c: Fix comment typos.
3562 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3563 stringpool.c, config/mips/mips-protos.h: Update copyright.
3565 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3567 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3568 throughout with its typedef, "rtx".
3569 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3570 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3571 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3572 regs in comment to match code.
3574 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3576 * except.c (check_handled): Make it static.
3577 * except.h: Remove the corresponding prototype.
3579 * function.c (get_func_frame_size): Make it static.
3580 * function.h: Remove the corresponding type.
3582 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3584 * hard-reg-set.h: Remove the corresponding declarations.
3586 * tree-cfg.c (verify_stmts): Check that
3587 bb_for_stmt (stmt) == bb for every PHI node and statement.
3589 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3591 * config.gcc: Remove excess indentation.
3592 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3594 2005-03-13 Roger Sayle <roger@eyesopen.com>
3597 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3598 * fold-const.c (fold_sign_changed_comparison): Likewise.
3599 (fold_binary): Optimize comparisons against widened operands if
3600 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3602 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3604 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3605 (sparc_override_options): Initialize it.
3606 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3608 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3611 (reg_or_none500mem_operand): New predicate.
3612 (zero_reg_mem_operand): New predicate.
3613 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3614 to reg_or_none500mem_operand.
3615 (extendsfdf2_fpr): Add MEM alternative.
3616 (extenddftf2_internal): Change operand2 predicate to
3617 zero_reg_mem_operand.
3619 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3621 * ggc-zone.c: Rewritten.
3623 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3625 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3626 * config.in: Regenerated.
3627 * configure: Regenerated.
3628 * gengtype.c (write_types_process_field, write_func_for_structure):
3629 Pass new argument to gt_pch_note_object.
3630 * ggc-common.c (struct ptr_data): Add TYPE.
3631 (gt_pch_note_object): Take TYPE argument and save it.
3632 (call_count): Update call to ggc_pch_count_object.
3633 (call_alloc): Update call to ggc_pch_alloc_object.
3634 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3636 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3637 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3638 (ggc_alloc_zone_stat): Delete.
3639 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3640 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3641 (ggc_pch_alloc_object): Update prototypes.
3642 (garbage_zone): Delete.
3643 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3644 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3646 (tree_id_zone): New variable.
3647 (ggc_alloc_cleared_zone): Remove unused.
3648 (ggc_alloc_zone): Define.
3649 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3650 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3651 ggc_alloc_zone_stat.
3652 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3653 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3654 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3655 (make_node_stat): Likewise. Use tree_id_zone.
3657 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3658 Joseph S. Myers <joseph@codesourcery.com>
3660 * configure.ac: Check for MIPS TLS.
3661 * configure: Regenerated.
3662 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3663 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3664 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3665 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3666 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3667 (mips_classify_symbol, mips_symbolic_constant_p)
3668 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3669 (mips_tls_operand_p, mips_call_tls_get_addr)
3670 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3671 (mips_tls_symbol_ref_1): New functions.
3672 (mips_legitimize_address, mips_legitimize_const_move): Call
3673 mips_legitimize_tls_address.
3674 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3676 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3677 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3678 (mips_char_to_class): Document V1_REG.
3679 (HAVE_AS_TLS): Provide default.
3680 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3682 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3684 (tls_get_tp_<mode>): New instruction.
3686 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3688 * configure.ac: Update checks for target tools.
3689 * configure: Regenerated.
3691 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3693 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3695 2005-03-13 Roger Sayle <roger@eyesopen.com>
3697 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3698 more classes of DImode multiplication by constant. Allow both
3699 multiplication by small negative constants (by performing a
3700 multiplication by a positive constant and negating the result) and
3701 multiplications by large powers of two, by using a left shift.
3703 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3705 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3706 of basic blocks into work_stack.
3708 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3709 config/mips/vr.h: Update copyright.
3711 * c-decl.c (c_init_decl_processing): Remove useless calls to
3712 build_function_type.
3714 * builtins.c (fold_trunc_transparent_mathfn,
3715 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3716 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3717 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3718 fold_builtin_strcpy, fold_builtin_strncpy,
3719 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3722 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3725 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3726 variable determinant.
3728 * tree-cfg.c (group_case_labels): Remove local variable type.
3730 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3733 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3736 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3739 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3740 (*movmemqi_insn): Delete.
3741 (*movmemhi): Delete.
3743 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3745 * builtins.c (fold_builtin_classify): Take decomposed
3746 arguments of CALL_EXPR.
3747 (fold_builtin_1): Update a call to fold_builtin_classify.
3749 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3752 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3753 through into call to parser_xref_tag after parse error.
3754 (c_parser_struct_declaration): Consistently return NULL_TREE on
3757 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3759 * tree-flow-inline.h (ref_contains_array_ref): New function.
3760 (lookup_subvars_for_var): Ditto.
3761 (get_subvars_for_var): Ditto.
3762 (var_can_have_subvars): Ditto.
3764 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3765 (struct subvar): New type.
3767 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3769 * tree-optimize.c (init_tree_optimization_passes): Call
3770 pass_create_structure_vars.
3772 * tree-ssa-alias.c: Include vec.h.
3773 (init_alias_info): Don't auto-clear call clobbered on struct-field
3775 (compute_flow_insensitive_aliasing): Handle subvars.
3776 (group_aliases): Handle STRUCT_FIELD aliases.
3777 (setup_pointers_and_addressables): Ditto.
3778 Don't mark variables non-addressable if they still have
3779 addressable subvars.
3780 Also mark subvars addressable when the real variable is marked
3782 (add_pointed_to_var): Try to prune the pointed-to set by only
3783 pointing to subvars when possible.
3784 Otherwise, make sure we set addresses_needed and pt_vars to
3785 properly include subvars.
3786 (bitpos_of_field): New function.
3787 (push_fields_onto_fieldstack): Ditto.
3788 (get_or_create_used_part_for): Ditto.
3789 (create_overlap_variables_for): Ditto.
3790 (find_used_portions): Ditto.
3791 (create_structure_vars): Ditto.
3792 (pass_create_structure_vars): New structure.
3794 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3795 (get_expr_operands): Handle subvars. Also try to turn
3796 COMPONENT_REF accesses into must-defs now that we can accurately
3798 (note_addressable): Try to only mark as addressable those subvars
3799 we know a COMPONENT_REF touches.
3800 (overlap_subvar): New function.
3802 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3803 Handle subvar storing.
3804 (vect_address_analysis): Update caller of vect_object_analysis.
3806 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3808 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3809 (STMT_VINFO_SUBVARS): New macro.
3811 * common.opts: add flag_tree_salias.
3813 * opts.c (decode_options): flag_tree_salias defaults to on.
3815 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3817 * doc/tree-ssa.texi: Document structural alias analysis.
3819 2005-03-12 Steven Bosscher <stevenb@suse.de>
3821 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3822 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3823 * tree-ssa-operands.c (get_expr_operands): Likewise.
3824 (get_expr_operands): Likewise for ERROR_MARK.
3826 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3828 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3831 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3834 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3835 (mark_operand_necessary): Remove local variable ver.
3837 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3838 variable prefix_len.
3840 * value-prof.c (mod_subtract_transform): Remove local variable
3843 * builtins.c (fold_builtin_exponent): Take decomposed
3844 arguments of CALL_EXPR.
3845 (fold_builtin_1): Update a call to fold_builtin_exponent.
3847 * builtins.c (fold_builtin_logarithm): Take decomposed
3848 arguments of CALL_EXPR.
3849 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3851 * c-decl.c (c_init_decl_processing): Remove local variables
3852 ptr_ftype_void and ptr_ftype_ptr.
3854 * gimplify.c (gimplify_expr): Remove local variables r0 and
3857 * reg-stack.c (move_for_stack_reg): Remove local variable
3859 (compare_for_stack_reg): Remove local variable flags_user.
3860 (convert_regs_1): Remove local variable deleted.
3862 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3864 (combine_blocks): Remove local variables exits and new_e.
3866 * tree-inline.c (expand_call_inline): Remove local variable
3869 * tree-ssa-live.c (create_ssa_var_map,
3870 calculate_live_on_entry): Remove local variable snn.
3872 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3874 * c-lex.c (c_lex_with_flags): Add parameter to call to
3877 2005-03-11 Per Bothner <per@bothner.com>
3879 * c-tree.h (struct c_declarator): New id_loc field.
3880 * c-pragma.h (c_lex_with_flags): Take position reference.
3881 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3882 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3883 (c_lex): Pass dummy location to c_lex_with_flags.
3884 * c-parser.c (c_lex_one_token): Set c_token's location using
3885 c_lex_with_flags, instead of input_location, which might be "ahead".
3886 (c_parser_direct_declarator): Set declarator's id_loc from
3888 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3889 declarator's id_loc, rather than probably-imprecise input_location.
3890 (build_id_declarator): Initialize c_declarator's id_loc field.
3892 2005-03-11 Roger Sayle <roger@eyesopen.com>
3895 * builtins.c (expand_builtin_signbit): Force the signbit's word
3896 into an integer register to avoid SUBREGs of floating point modes.
3898 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3900 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3901 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3902 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3903 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3905 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3907 PR rtl-optimization/20306
3908 * expr.c (emit_move_complex): Set try_int false if mode is
3909 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3910 emit_block_move if try_int is true.
3912 2005-03-11 Richard Henderson <rth@redhat.com>
3915 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3916 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3919 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3921 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3922 (TARGET_FIX_VR4130): New macro.
3923 (TARGET_OPTIONS): Add -mfix-vr4130.
3924 (ISA_HAS_MACCHI): New macro.
3925 (ASM_SPEC): Add -mfix-vr4130.
3926 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3927 (override_options): Handle mips_fix_vr4130_string.
3928 (mips_avoid_hazards): Clear all_noreorder_p
3929 if we're working around VR4130 errata and the macc alternatives
3931 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3932 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3933 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3934 (MULTILIB_DEFAULTS): Remove leading "march=".
3935 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3936 if no architecture option is given.
3937 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3939 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3940 * doc/invoke.texi: Document -mfix-vr4130.
3942 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3944 * config/mips/mips.c (override_options): Only warn about -mint64
3945 deprecation if TARGET_INT64.
3947 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3949 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3950 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3951 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3952 are non-specific regarding the nonnull parameter positions.
3953 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3954 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3955 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3956 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3958 * builtins.def: Use the non-specific "nonnull" attibute lists.
3960 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3962 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3963 single_pred_edge, single_succ, single_pred): Improve comments.
3965 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3967 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3968 single_pred_edge, single_succ, single_pred): New inline functions.
3969 * bb-reorder.c (rotate_loop, find_traces_1_round,
3970 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3971 duplicate_computed_gotos): Use the single_succ/pred functions.
3972 * cfganal.c (forwarder_block_p): Ditto.
3973 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3974 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3975 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3976 merge_seq_blocks): Ditto.
3977 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3978 * cfglayout.c (fixup_reorder_chain): Ditto.
3979 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3980 canonicalize_loop_headers, verify_loop_structure): Ditto.
3981 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3982 mfb_update_loops, create_preheader, force_single_succ_latches,
3983 create_loop_notes): Ditto.
3984 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3985 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3986 commit_one_edge_insertion, purge_dead_edges,
3987 cfg_layout_can_merge_blocks_p): Ditto.
3988 * except.c (sjlj_emit_function_enter): Ditto.
3989 * flow.c (init_propagate_block_info): Ditto.
3990 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3991 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3992 insert_insn_end_bb): Ditto.
3993 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3994 find_if_case_2): Ditto.
3995 * lambda-code.c (perfect_nestify): Ditto.
3996 * lcm.c (optimize_mode_switching): Ditto.
3997 * loop-doloop.c (doloop_modify): Ditto.
3998 * loop-init.c (loop_optimizer_init): Ditto.
3999 * loop-iv.c (simplify_using_initial_values): Ditto.
4000 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4001 * loop-unswitch.c (unswitch_loop): Ditto.
4002 * modulo-sched.c (generate_prolog_epilog): Ditto.
4003 * predict.c (combine_predictions_for_insn, estimate_probability,
4004 tree_estimate_probability, last_basic_block_p,
4005 estimate_bb_frequencies): Ditto.
4006 * profile.c (branch_prob): Ditto.
4007 * regrename.c (copyprop_hardreg_forward): Ditto.
4008 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4009 * tracer.c (layout_superblocks): Ditto.
4010 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4011 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4012 cleanup_control_expr_graph, disband_implicit_edges,
4013 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4014 tree_verify_flow_info, tree_make_forwarder_block,
4015 tree_forwarder_block_p, remove_forwarder_block,
4016 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4017 * tree-if-conv.c (tree_if_conversion): Ditto.
4018 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4019 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4020 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4021 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4022 copy_loop_headers): Ditto.
4023 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4024 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4025 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4026 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4027 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4028 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4029 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4030 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4031 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4032 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4033 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4034 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4035 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4036 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4037 slpeel_add_loop_guard): Ditto.
4039 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4041 PR tree-optimization/15784
4042 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4045 * stmt.c (expand_case): Don't change index_type. Convert minval
4048 PR tree-optimization/20130
4049 * fold-const.c (fold): Fold x * -1 into -x.
4051 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4053 PR rtl-optimization/20331
4054 * rtlanal.c (modified_between_p): Check its address first for MEM.
4055 (modified_in_p): Likewise.
4057 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4059 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4061 2005-03-10 Steven Bosscher <stevenb@suse.de>
4063 * expr.c (expand_expr_real_1): If possible, use a conditional
4064 move for expanding MIN_EXPR and MAX_EXPR.
4065 Use temp for moving around rtx-en.
4067 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4070 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4073 2005-03-10 Roger Sayle <roger@eyesopen.com>
4075 * builtins.c (expand_builtin_signbit): Extend to handle floating
4076 point modes wider than the largest integer type, using the
4077 operand_subword_force function to obtain the signbit's word.
4079 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4082 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4083 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4085 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4087 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4089 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4091 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4093 (perform_edge_inserts): Unconditionally call
4094 free_dominator_info.
4096 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4098 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4100 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4102 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4104 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4106 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4108 (rtl_register_value_prof_hooks,
4109 tree_value_profile_transformations,
4110 tree_register_value_prof_hooks): Likewise.
4111 * var-tracking.c (stack_adjust_offset_pre_post,
4112 variable_htab_free, variable_union, dataflow_set_different_2,
4113 count_uses, variable_was_changed, set_frame_base_location,
4114 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4115 vt_add_function_parameters): Likewise.
4116 * varasm.c (named_section_real, named_section, make_decl_rtl,
4117 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4118 const_hash_1, compare_constant, copy_constant, force_const_mem,
4119 output_constant_pool_2, output_constant_pool_1, output_constant,
4120 output_constructor, make_decl_one_only, decl_tls_model,
4121 default_no_named_section, default_elf_select_section_1,
4122 default_unique_section_1): Likewise.
4123 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4124 * vmsdbgout.c (addr_const_to_string): Likewise.
4127 * function.c (struct assign_parm_data_one): Remove last_named
4129 (assign_parm_find_data_types): Don't determine last_named.
4130 Reorder named_parm determination.
4131 (assign_parms): Only setup varargs on the last non-varadic
4134 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4136 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4137 sda base address on medium model.
4139 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4141 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4142 * cfgloop.c (flow_loop_nodes_find): Export.
4143 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4145 * cfgloopmanip.c (fix_loop_structure): New function.
4146 * predict.c (predict_loops): Clean up the loops information.
4147 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4148 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4150 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4151 (rewrite_into_loop_closed_ssa): Declaration changed.
4152 * tree-loop-linear.c (linear_transform_loops): Add argument to
4153 rewrite_into_loop_closed_ssa call.
4154 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4155 * tree-ssa-loop-im.c (move_computations): Ditto.
4156 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4157 * tree-vectorizer.c (vectorize_loops): Ditto.
4158 * tree-optimize.c: Include cfgloop.h.
4159 (execute_todo): Choose whether to call cleanup_tree_cfg or
4160 cleanup_tree_cfg_loop.
4161 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4162 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4163 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4164 cleanup_tree_cfg_loop call.
4165 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4166 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4167 work on part of cfg.
4169 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4172 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4173 with multiple alternatives.
4175 * stmt.c (parse_output_constraint): Fix a typo.
4177 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4179 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4180 assembly directive instead of deprecated "no-generics".
4182 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4184 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4185 for non-offsettable memory references to cope with outstanding reload
4187 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4188 avoid losing outstanding address reloads.
4189 ("reload_outdi", "reload_outdf"): Likewise.
4191 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4193 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4194 code. Add more cbrt transformations.
4196 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4198 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4200 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4202 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4203 NULL_TREE when a given tree is not simplified.
4204 (fold): Return the original tree when any of the functions
4205 mentioned above NULL_TREE.
4207 * fold-const.c (fold_unary, fold_binary): Take decomposed
4208 arguments, code, type, op0, and op1 in case of fold_binary.
4209 (fold): Update calls to fold_unary and fold_binary.
4211 2005-03-09 Roger Sayle <roger@eyesopen.com>
4213 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4214 a fndecl and an arglist instead of a CALL_EXPR, exp.
4216 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4218 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4220 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4222 * expr.c (expand_assignment): Remove orig_to_rtx.
4224 * fold-const.c (int_const_binop): Remove no_overflow.
4226 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4228 * loop-iv.c (get_biv_step_1): Remove lhs.
4230 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4232 * real.c (real_nan): Remove neg.
4234 * function.c (thread_prologue_and_epilogue_insns): Remove i
4237 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4240 * tree-eh.c (tree_could_trap_p): Remove idx.
4242 * tree-into-ssa.c (ann): Remove ann.
4244 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4246 * tree-sra.c (decide_block_copy): Remove inst_count.
4248 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4250 * tree-ssa-loop-im.c (lhs): Remove.
4252 * cfgbuild.c (state, STATE, SET_STATE,
4253 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4255 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4256 (find_basic_blocks): Set the state of each basic block to
4259 2005-03-08 Jeff Law <law@redhat.com>
4261 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4262 goto results in the removal of edges in the CFG, then we need
4263 to recompute dominators.
4265 2005-03-09 Ben Elliston <bje@au.ibm.com>
4267 * c-common.c (c_do_switch_warnings): Comment fix.
4269 2005-03-08 Julian Brown <julian@codesourcery.com>
4271 * Patch from 2005-03-08 reverted for causing regressions and
4272 ppc-darwin bootstrap failure.
4274 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4276 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4277 Define the real function for ppc-darwin.
4278 * c-typeck.c (convert_arguments): Check for target-specific
4279 invalid argument call to unprototyped function.
4280 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4282 * target.h (invalid_arg_for_unprototyped_fn): New field
4284 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4285 default target hook.
4286 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4289 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4291 * c-typeck.c (constructor_stack, constructor_range_stack,
4292 initializer_stack): Make them static.
4294 * cfg.c (rbi_pool): Make it static.
4296 * gimple-low.c (lower_stmt_body): Make it static.
4297 * tree-flow.h: Remove the corresponding prototype. Don't
4300 * sched-deps.c (cache_size): Make it static.
4302 * stor-layout.c (lang_adjust_rli): Make it static.
4304 2005-03-08 Julian Brown <julian@codesourcery.com>
4306 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4307 from being used for symbols with vague linkage when
4308 HAVE_GAS_COMDAT_GROUP is true.
4310 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4312 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4313 nlabel == JUMP_LABEL (jump).
4315 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4317 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4318 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4319 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4320 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4322 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4325 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4326 * c-common.c (handle_returns_twice): New function.
4327 (c_common_attribute_table): Declare eturns_twice' attribute.
4328 * doc/extend.texi: Document eturns_twice' attribute.
4329 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4330 (struct tree_decl): Add returns_twice_flag.
4332 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4334 * tree-ssa-phiopt.c: Fix a comment typo.
4336 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4337 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4338 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4341 2005-03-08 Richard Henderson <rth@redhat.com>
4343 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4344 builtin codes with ctzdi2, clzdi2, popcountdi2.
4345 (struct alpha_builtin_def): Add is_const.
4346 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4347 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4348 (alpha_init_builtins): Init them. Set nothrow and const attributes
4350 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4351 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4352 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4353 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4354 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4355 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4356 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4357 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4358 (TARGET_FOLD_BUILTIN): New.
4359 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4360 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4362 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4364 2005-03-08 Ira Rosen <irar@il.ibm.com>
4366 PR tree-optimization/20122
4367 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4368 condition of access function instead of base.
4370 2005-03-07 Jeff Law <law@redhat.com>
4371 Steven Bosscher <stevenb@suse.de>
4373 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4374 (find_taken_edge): Call find_taken_edge_computed_goto as
4375 appropriate. Allow any gimple invariant rather than just
4376 INTEGER_CST for VAL.
4377 (cleanup_control_flow): Cleanup a computed goto which has turned
4379 (tree_merge_blocks): If block B has any forced labels, move
4380 them to the start of block A.
4381 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4382 computed gotos as well.
4383 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4384 removal of unnecessary computed gotos too.
4385 (lookup_redirection_data): Fix type of INSERT argument. Callers
4388 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4390 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4391 Remove trailing spaces.
4393 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4394 unshare_all_trees): Make them static.
4395 * tree-gimple.h: Remove the corresponding prototypes.
4397 * diagnostic.h: Remove unused prototype
4398 debug_output_buffer.
4399 * modulo-sched.c: Remove unused prototype
4400 set_row_column_for_ps.
4402 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4403 replace_phi_edge_with_variable): Remove unused variable i.
4405 2005-03-07 Per Bothner <per@bothner.com>
4407 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4409 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4412 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4413 bbs on the COND_EXPR instead of the PHI_NODEs.
4414 (candidate_bb_for_phi_optimization): Remove.
4415 (replace_phi_with_stmt): Rename to ...
4416 (replace_phi_edge_with_variable): this and change so that we
4417 replace the phi argument instead of removing the PHI.
4418 (conditional_replacement): Change so we deal with PHI with more
4420 (value_replacement): Likewise.
4421 (abs_replacement): Likewise.
4423 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4425 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4426 output_e500_flip_gt_bit.
4428 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4430 (rs6000_generate_compare): Fix logic to look at the correct bits.
4431 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4433 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4434 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4435 gen_move_from_CR_gt_bit.
4437 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4438 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4439 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4441 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4442 (E500_CR_IOR_COMPARE): New constant.
4444 2005-03-08 Earl Chew <earl_chew@agilent.com>
4445 David Billinghurst <David.Billinghurst@riotinto.com>
4447 * config/i386/host-cygwin.c: New file to support precompiled
4449 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4450 * config.host: Use above files for cygwin host.
4452 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4454 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4455 ordering ops from earlier change.
4457 2005-03-07 Per Bothner <per@bothner.com>
4459 Various fixes to allow us to again build if --enable-mapped-location:
4460 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4461 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4462 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4463 local variable loc. Change logic appropriately.
4464 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4465 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4466 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4467 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4468 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4470 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4472 PR rtl-optimization/19683
4473 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4474 number of bytes, to smallest_int_for_mode. Fix arguments to
4475 REG_CANNOT_CHANGE_MODE_P.
4477 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4479 * reorg.c (relax_delay_slots): Check that the jump is
4480 conditional before trying to invert it.
4482 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4484 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4487 * calls (stack_arg_under_construction): Make it static.
4489 * flow.c (regs_live_at_setjmp): Make it static.
4490 * flow.h: Remove the corresponding prototype.
4492 * reload1.c (reload_startobj, reload_firstobj,
4493 something_needs_operands_changed, reload_inherited,
4494 reload_inheritance_insn, reload_override_in,
4495 reload_spill_index): Make them static.
4497 * recog.c (verify_changes): Make it static.
4498 * recog.h: Remove the corresponding prototype.
4500 * cfgbuild.c (find_sub_basic_blocks): Remove.
4501 * basic-block.h: Remove the corresponding prototype.
4502 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4504 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4506 * tree-ssa-operands.c (check_build_stmt): Remove.
4508 * stor-layout.c (set_alignment): Remove.
4509 * tree.h: Remove the corresponding prototype.
4511 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4513 * tree-ssa-dce.c (control_dependence_map,
4514 visited_control_parents): Make them static.
4516 * cfghooks.c (verify_flow_info): Remove local variable
4519 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4522 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4524 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4526 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4528 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4530 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4531 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4532 PARALLEL for an empty structure.
4534 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4536 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4538 * fold-const.c (fold_binary): Unroll the very first "for"
4541 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4543 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4544 redundant match_code test.
4545 (scc_comparison_operator): Swap match_operand and match_code
4547 (branch_positive_comparison_operator): Same.
4548 (trap_comparison_operator): Use comparison_operator and swap with
4551 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4554 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4555 (out_movhi_r_mr): Read low byte of volatile MEM first.
4556 (out_movhi_mr_r): Write high byte of volatile MEM first.
4558 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4560 * cselib.c (reg_values, reg_values_size): Make them static.
4562 * cse.c (cse_reg_info_table): Make it static.
4564 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4566 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4568 * cse.c (find_best_addr): Use canon_for_address.
4570 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4572 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4573 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4574 SUBREG and MEM, respectively.
4576 * fold-const.c (fold_binary): Use code instead of t.
4578 * fold-const.c (optimize_minmax_comparison): Take decomposed
4579 arguments code, type, op0, and op1 instead of t.
4580 (fold_binary): Update a call to optimize_minmax_comparison.
4582 * fold-const.c (fold_range_test): Take decomposed arguments
4583 code, type, op0, and op1 instead of t.
4584 (fold_binary): Update a call to fold_range_test.
4586 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4587 decomposed arguments code, type, op0, and op1 instead of t.
4588 (fold_binary): Update a call to fold_range_test.
4590 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4592 * fold-const.c (fold_binary): Avoid directly using the original
4593 expression t as much as possible.
4595 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4597 * c-semantics.c (build_stmt): Use TYPE_P instead of
4598 IS_NON_TYPE_CODE_CLASS.
4599 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4600 (NON_TYPE_CHECK): Use TYPE_P instead of
4601 IS_NON_TYPE_CODE_CLASS.
4603 * fold-const.c (fold): Remove handling of binary expressions.
4605 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4607 * doc/c-tree.texi: Wrap comments in @r{}.
4608 * doc/cpp.texi: Likewise.
4609 * doc/cppinternals.texi: Likewise.
4610 * doc/extend.texi: Likewise.
4611 * doc/md.texi: Likewise.
4612 * doc/objc.texi: Likewise.
4613 * doc/sourcebuild.texi: Likewise.
4614 * doc/tm.texi: Likewise.
4617 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4619 * predict.c (apply_return_prediction): Standardize PHI chain
4621 * tree-ssa.c (ssa_redirect_edge): Likewise.
4623 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4624 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4627 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4628 * tree-flow.h: Adjust the prototype for remove_phi_node.
4629 * lambda-code.c (perfect_nestify): Adjust a call to
4632 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4633 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4635 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4636 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4637 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4638 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4640 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4641 of GEN_INT (trunc_int_for_mode (...)).
4642 * loop-iv.c (iv_number_of_iterations): Likewise.
4643 * postreload.c (reload_cse_move2add): Likewise.
4644 * simplify-rtx.c (simplify_const_unary_operation,
4645 simplify_const_binary_operation): Likewise.
4646 * stor-layout.c (get_mode_bounds): Likewise.
4648 * fold-const.c (fold_binary): New.
4649 (fold): Call fold_binary on binary expressions.
4651 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4653 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4654 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4655 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4656 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4657 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4659 2005-03-04 Devang Patel <dpatel@apple.com>
4661 PR tree-optimization/18815
4662 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4663 loops with zero exit edges.
4665 2005-03-04 Devang Patel <dpatel@apple.com>
4667 * doc/invoke.texi: Remove reference to webpage that does not exist.
4669 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4670 Joseph S. Myers <joseph@codesourcery.com>
4673 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4674 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4675 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4676 * pa.c (get_plabel): Change argument to symbol_ref. Call
4677 maybe_get_identifier instead of get_identifier.
4678 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4679 (struct deferred_plabel): Replace name field with symbol field.
4680 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4681 ASM_OUTPUT_EXTERNAL_REAL is defined.
4682 (output_global_address): Use output_addr_const for output of all
4684 (output_deferred_plabels): Use symbol_ref instead of name for address
4686 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4687 ASM_OUTPUT_SYMBOL_REF): New macros.
4688 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4690 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4693 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4695 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4696 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4698 2005-03-04 Jeff Law <law@redhat.com>
4700 * basic-block.h (rediscover_loops_after_threading): Declare.
4701 * tree-ssa-dom.c: Include cfgloop.h.
4702 (tree_ssa_dominator_optimize): Discover loops and some basic
4703 properties. Remove forwarder blocks recreated by loop header
4704 canonicalization. Also mark backedges in the CFG.
4705 * tree-ssa-threadupdate.c: Include cfgloop.h
4706 (rediscover_loops_after_threading): Define.
4707 (struct local_info): New field, JUMP_THREADED.
4708 (prune_undesirable_thread_requests): New function.
4709 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4710 then record that fact for the callers of redirct_edges.
4711 (thread_block): If BB has incoming backedges, then call
4712 prune_undesirable_thraed_requests. Note when we are
4713 going to have to rediscover loop information. Return a
4714 boolean indicating if any jumps were threaded.
4715 (thread_through_all_blocks): Bubble up boolean indicating
4716 if any jumps were threaded.
4717 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4718 (tree-ssa-threadupdate.o): Similarly.
4720 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4722 * fold-const.c (fold_ternary): Unroll the "for" loop to
4725 2005-03-04 Andrew Haley <aph@redhat.com>
4727 * unwind-dw2-fde-glibc.c (struct
4728 unw_eh_callback_data.check_cache): New field.
4729 (frame_hdr_cache): New.
4730 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4731 Cache frame header info.
4733 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4735 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4736 (print_c_condition): Declare.
4737 * read-rtl.c (ptr_loc): New structure.
4738 (ptr_locs, ptr_loc_obstack, joined_conditions)
4739 (joined_conditions_obstack): New variables.
4740 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4741 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4742 (join_c_conditions, print_c_condition): New functions.
4743 (apply_macro_to_string): Associate the new string with the same
4744 source location as the old one.
4745 (add_condition_to_string): Use join_c_conditions.
4746 (read_string): Use set_rtx_ptr_loc to record a filename and line
4747 number for the string.
4748 (read_rtx): Initialize the new variables above.
4749 * genattrtab.c (write_test_expr, write_attr_value): Use
4751 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4752 comment above the GCC_VERSION check.
4753 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4754 Inline the definition of MAYBE_EVAL.
4755 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4756 * genoutput.c (process_template): Likewise.
4757 * genpreds.c (write_predicate_subfunction): Likewise.
4758 (write_predicate_expr): Use print_c_condition.
4759 * genrecog.c (write_cond): Likewise.
4760 * gensupport.c (process_rtx): Use join_c_conditions to join the
4761 conditions of a define_insn_and_split. Record a source location
4762 for the string after the "&&".
4763 (alter_test_for_insn): Use join_c_conditions.
4765 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4768 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4769 PR tree-optimization/15784
4770 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4773 2005-03-04 Ben Elliston <bje@au.ibm.com>
4775 * gcc.c (option_map): Add --coverage.
4776 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4777 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4778 * config/darwin.h: Pass -lgcov for `coverage'.
4779 * doc/invoke.texi (Debugging Options): Document --coverage.
4781 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4783 * gcse.c (bypass_block): Use find_edge wherever possible.
4785 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4789 * c-opts.c (c_common_parse_file): Call start_source_file
4790 and end_source_file at the approriate times.
4792 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4793 the main file, it will be done for us now.
4795 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4797 * fold-const.c (fold_ternary): New.
4798 (fold): Call fold_ternary on ternary expressions. Remove
4799 handling of ternary expressions.
4801 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4803 PR tree-optimization/15784
4804 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4807 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4809 * config/rs6000/predicates.md (branch_comparison_operator):
4810 Convert from C block to conditional format.
4812 2005-03-03 Jan Hubicka <jh@suse.cz>
4814 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4815 and non-constant public variables.
4817 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4819 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4822 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4825 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4826 calls to release_ssa_name and release_phi_node.
4828 * fold-const.c (fold): Remove handling of unary expressions.
4830 * fold-const.c (fold_unary): Avoid directly using the original
4831 expression t as much as possible.
4833 2005-03-03 Roger Sayle <roger@eyesopen.com>
4834 Andrew Pinski <pinskia@physics.uc.edu>
4836 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4837 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4839 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4841 Describe special registers SRP and MOF as allocatable registers.
4842 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4843 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4844 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4845 TARGET_HAS_MUL_INSNS.
4846 (cris_print_operand) <case 'd'>: New case.
4847 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4848 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4850 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4851 (REG_ALLOC_ORDER): Update for MOF.
4852 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4854 (GENERAL_REGS): No longer a define of ALL_REGS.
4855 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4856 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4858 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4859 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4860 (SECONDARY_RELOAD_CLASS): Define.
4861 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4862 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4863 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4864 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4865 (REGISTER_MOVE_COST): Define.
4866 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4867 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4868 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4869 (CRIS_MOF_REGNUM): New define_constants.
4870 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4872 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4874 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4875 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4876 Adjust for MOF being properly described as a register.
4877 (indir_to_reg_split): Name this split. Conditionalize on the
4878 destination register being a general register.
4879 (movei): Conditionalize on on operands 0 and 1 having the same
4882 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4885 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4886 -mcpu to override any other explicitly given flags.
4888 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4890 * recog.c (verify_changes, confirm_change_group): New functions,
4891 broken out of apply_change_group.
4892 (apply_change_group): Use them.
4893 * recog.h (verify_change, confirm_change_group): Declare.
4894 * rtl.h (redirect_jump_2): Declare.
4895 * jump.c (redirect_exp, invert_exp): Delete.
4896 (invert_exp_1): Take second parameter. Return value. Changed caller.
4897 (redirect_jump_2): New function, broken out of redirect_jump.
4898 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4899 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4900 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4902 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4904 * varasm.c (named_section): Use xstrdup rather than doing it by
4907 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4909 2005-03-02 Devang Patel <dpatel@apple.com>
4911 Undo PR tree-optimization/18815 fix.
4913 2005-03-02 Devang Patel <dpatel@apple.com>
4915 PR tree-optimization/18815
4916 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4917 loops with zero exit edges.
4919 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4921 * cfg.c (connect_src, connect_dest, disconnect_src,
4922 disconnct_dest): New.
4923 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4924 redirect_edge_pred): Use the new functions.
4926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4927 free_dominance_info only when needed.
4929 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4932 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4933 (reg_or_sub_cint64_operand): Same.
4935 2005-03-02 Jeff Law <law@redhat.com>
4937 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4938 CFG_ALTERED in the main DOM iteration loop.
4940 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4943 * varasm.c (initializer_constant_valid_p): Allow conversions
4944 between OFFSET_TYPEs. Tidy.
4946 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4948 * config/cris/cris.md ("return"): Remove epilogue delay list
4951 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4953 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4955 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4957 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4959 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4960 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4961 config/m68k/m68k.c, config/mips/mips.h,
4962 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4963 doc/include/gcc-common.texi: Update copyright.
4965 PR middle-end/18029 and PR middle-end/18030
4966 * expr.c (optimize_bitfield_assignment_op): Add a special case
4967 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4969 * fold-const.c (fold_unary): New.
4970 (fold): Call fold_unary on unary expressions.
4972 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4974 * cgraph.h (struct cgraph_edge): Add prev_caller and
4976 (cgraph_node_remove_callees): Export.
4977 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4979 (cgraph_edge_remove_callee): New function.
4980 (cgraph_edge_remove_caller): Likewise.
4981 (cgraph_remove_edge): Use.
4982 (cgraph_redirect_edge_callee): Likewise.
4983 (cgraph_node_remove_callees): New function.
4984 (cgraph_node_remove_callers): Likewise.
4985 (cgraph_remove_node): Use.
4986 * tree-optimize.c (tree_rest_of_compilation): Use
4987 cgraph_node_remove_callees instead of manual loop.
4988 * cgraphunit.c (cgraph_finalize_function): Likewise.
4989 (cgraph_expand_function): Likewise.
4990 (cgraph_remove_unreachable_nodes): Likewise.
4992 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4995 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4997 * c-decl.c (undeclared_variable): Take location as argument.
4998 * c-typeck.c (build_external_ref): Likewise.
4999 * c-parser.c (c_parser_postfix_expression): Pass location of
5000 identifier to build_external_ref.
5002 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5004 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5005 CCEQ mode for branch_positive_comparison_operator test.
5006 * config/rs6000/predicates (branch_comparison_operator): Revert to
5008 (scc_comparison_operator): Same.
5009 (branch_positive_comparison_operator): Same.
5011 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5013 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5014 (cris_delay_slots_for_epilogue): Remove.
5015 (save_last): Move into cris_target_asm_function_epilogue.
5016 (cris_target_asm_function_epilogue): Remove tests for file being
5018 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5019 (cris_delay_slots_for_epilogue): Remove prototypes.
5020 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5021 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5023 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5025 * config/rs6000/predicates.md (branch_comparison_operator): Change
5026 to define_special_predicate.
5027 (scc_comparison_operator): Same.
5028 (branch_positive_comparison_operator): Same.
5030 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5032 * Makefile.in (tree-ssa-sink.o): New.
5033 (OBJS-common): Add tree-ssa-sink.o.
5034 * common.opt: Add -ftree-sink
5035 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5036 * timevar.def (TV_TREE_SINK): new timevar.
5037 * tree-flow.h (is_hidden_global_store): Prototype.
5038 * tree-optimize.c (init_tree_optimization_passes): Add
5040 * tree-pass.h (pass_sink_code): New.
5041 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5042 for non-obvious global store store to is_hidden_global_store, and
5043 call that new function.
5044 * tree-ssa-sink.c: New file.
5045 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5046 * doc/passes.texi: Document forward store motion.
5047 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5048 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5049 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5050 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5052 2005-03-01 Per Bothner <per@bothner.com>
5054 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5055 and we have a non-zero column-number, add it to the message.
5056 Also factor out the diagnostic_kind_text.
5058 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5060 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5061 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5062 flow_loop_scan): Removed.
5063 (flow_loop_dump): Do not dump removed fields.
5064 (flow_loop_free): Do not free removed fields.
5065 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5066 (loop_exit_edge_p): New function.
5067 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5068 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5069 num_exits, exits_doms.
5070 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5071 LOOP_EDGES, LOOP_ALL): Removed.
5072 (flow_loop_scan): Declaration removed.
5073 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5074 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5076 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5077 (if_convert): Call flow_loops_find and flow_loops_free
5078 when calling mark_loop_exit_edges.
5079 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5080 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5081 free_dominance_info calls.
5082 * loop-init.c (flow_loops_find): Ditto.
5083 * passes.c (rest_of_handle_branch_prob): Ditto.
5084 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5085 * loop-unroll.c (analyze_insns_in_loop): Do not use
5087 * predict.c (predict_loops): Do not call flow_loop_scan.
5088 Use get_loop_exit_edges.
5089 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5090 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5091 Do not use EDGE_LOOP_EXIT.
5092 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5093 to bb_with_exit_edge_p.
5094 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5095 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5096 to bb_with_exit_edge_p.
5097 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5099 * tree-loop-linear.c (linear_transform_loops): Do not call
5100 flow_loop_scan. Use loop->single_exit.
5101 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5102 (vect_analyze_loop_form): Do not call flow_loop_scan.
5103 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5105 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5107 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5108 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5109 slpeel_tree_duplicate_loop_to_edge_cfg,
5110 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5111 Use loop_preheader_edge and loop->single_exit. Do not call
5114 2005-03-01 Nick Clifton <nickc@redhat.com>
5116 * config/arm/arm.c (thumb_find_work_register): Check all of the
5117 argument registers to see if they are free, and a couple of
5118 special cases where the last argument register but can be proved
5119 to be available during the function's prologue.
5120 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5121 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5122 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5124 (thumb_compute_save_reg_mask): Likewise. Also use
5125 thumb_find_work_register() to ensure that there is agreement about
5126 which work register is going to be used in the prologue.
5127 (thumb_output_function_prologue): Use unsigned long as the type
5128 for the register bit-mask. Also delay pushing the link register if
5129 other high registers are going to be pushed.
5130 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5131 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5132 redundant prototypes.
5134 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5137 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5138 and after reload in REG+REG indexed addresses without REG_POINTER
5139 set in the base and not set in the index.
5141 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5143 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5144 Don't undefine here.
5145 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5146 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5147 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5148 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5149 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5151 * config.gcc (sh*-*-linux*): Use config/linux.h.
5153 2005-02-28 Dale Johannesen <dalej@apple.com>
5154 Stan Shebs <shebs@apple.com>
5156 Rewrite of 64-bit Darwin structure-by-value pass/return.
5157 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5158 intoffset, use_stack, named.
5159 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5160 (rs6000_darwin64_record_arg_advance_flush): New.
5161 (rs6000_darwin64_record_arg_advance_recurse): New.
5162 (rs6000_darwin64_record_arg_flush): New.
5163 (rs6000_darwin64_record_arg_recurse): New.
5164 (rs6000_darwin64_record_arg): New.
5165 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5166 (function_arg_boundary): Handle 128-bit aligned structs.
5167 (function_arg_advance): Rewrite darwin64 struct handling.
5168 (function_arg): Call rs6000_darwin64_record_arg.
5169 (function_arg_partial_nregs): Handle darwin64 structs.
5170 (rs6000_darwin64_function_value): Remove.
5171 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5173 2005-02-28 Roger Sayle <roger@eyesopen.com>
5175 PR tree-optimization/20216
5176 * tree-chrec.c (tree_fold_factorial): Delete.
5177 (tree_fold_binomial): Change argument list to take a return type
5178 and change the type of K to unsigned int. Rewrite to avoid explicit
5179 evaluation of factorials, and (recursively) calling fold to perform
5180 compile-time arithmetic. Return NULL on (internal) overflow.
5181 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5182 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5183 if any intermediate calculation overflows.
5184 (chrec_apply): Update call to chrec_evaluate.
5186 2005-02-28 James E Wilson <wilson@specifixinc.com>
5188 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5190 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5193 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5194 instead of NULL_TREE on error.
5196 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5198 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5199 (EASY_VECTOR_15_ADD_SELF): Remove.
5200 (num_insns_constant_wide): Not static.
5201 (validate_condition_mode): Not static.
5202 (toc_relative_expr_p): Not static.
5203 (legitimate_indirect_address_p): Not static.
5204 (macho_lo_sum_memory_operand): Not static.
5205 (invalid_e500_subreg): Not static.
5206 (easy_vector_same): Not static.
5207 (easy_vector_splat_const): Not static.
5208 (RS6000_SYMBOL_REF_TLS_P): Remove.
5209 (any_operand): Delete.
5210 (any_parallel_operand): Delete.
5211 (count_register_operand): Delete.
5212 (altivec_register_operand): Delete.
5213 (xer_operand): Delete.
5214 (s8bit_cint_operand): Delete.
5215 (short_cint_operand): Delete.
5216 (u_short_cint_operand): Delete.
5217 (non_short_cint_operand): Delete.
5218 (exact_log2_cint_operand): Delete.
5219 (gpc_reg_operand): Delete.
5220 (cc_reg_operand): Delete.
5221 (cc_reg_not_cr0_operand): Delete.
5222 (reg_or_short_operand): Delete.
5223 (reg_or_neg_short_operand): Delete.
5224 (reg_or_aligned_short_operand): Delete.
5225 (reg_or_u_short_operand): Delete.
5226 (reg_or_cint_operand): Delete.
5227 (reg_or_arith_cint_operand): Delete.
5228 (reg_or_add_cint64_operand): Delete.
5229 (reg_or_sub_cint64_operand): Delete.
5230 (reg_or_logical_cint_operand): Delete.
5231 (got_operand): Delete.
5232 (got_no_const_operand): Delete.
5233 (easy_fp_constant): Delete.
5234 (easy_vector_constant): Delete.
5235 (easy_vector_constant_add_self): Delete.
5236 (zero_constant): Delete.
5237 (zero_fp_constant): Delete.
5238 (volatile_mem_operand): Delete.
5239 (offsettable_mem_operand): Delete.
5240 (mem_or_easy_const_operand): Delete.
5241 (add_operand): Delete.
5242 (non_add_cint_operand): Delete.
5243 (logical_operand): Delete.
5244 (non_logical_cint_operand): Delete.
5245 (mask_operand): Delete.
5246 (mask_operand_wrap): Delete.
5247 (mask64_operand): Delete.
5248 (mask64_2_operand): Delete.
5249 (and64_operand): Delete.
5250 (and64_2_operand): Delete.
5251 (and_operand): Delete.
5252 (reg_or_mem_operand): Delete.
5253 (lwa_operand): Delete.
5254 (symbol_ref_operand): Delete.
5255 (call_operand): Delete.
5256 (current_file_function_operand): Delete.
5257 (input_operand): Delete.
5258 (rs6000_nonimmediate_operand): Delete.
5259 (rs6000_tls_symbol_ref): Delete.
5260 (save_world_operation): Delete.
5261 (restore_world_operation): Delete.
5262 (load_multiple_operation): Delete.
5263 (store_multiple_operation): Delete.
5264 (vrsave_operation): Delete.
5265 (mfcr_operation): Delete.
5266 (mtcrf_operation): Delete.
5267 (lmw_operation): Delete.
5268 (stmw_operation): Delete.
5269 (branch_comparison_operator): Delete.
5270 (branch_positive_comparison_operator): Delete.
5271 (scc_comparison_operator): Delete.
5272 (trap_comparison_operator): Delete.
5273 (boolean_operator): Delete.
5274 (boolean_or_operator): Delete.
5275 (min_max_operator): Delete.
5276 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5277 (EASY_VECTOR_15): Moved to here.
5278 (EASY_VECTOR_15_ADD_SELF): Move to here.
5279 (PREDICATE_CODES): Delete.
5280 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5281 Declare functions no longer static.
5282 * config/rs6000/predicates.md: New.
5283 * config/rs6000/rs6000.md: Include predicates.md
5285 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5287 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5288 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5290 * cfgrtl.c (need_fake_edge_p): Likewise.
5291 * combine.c (distribute_notes): Likewise.
5292 * emit-rtl.c (try_split): Likewise.
5293 * recog.c (peephole2_opimize): Likewise.
5294 * reg-notes.def (ALWAYS_RETURN): Remove.
5295 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5296 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5297 * tree.h (ECF_ALWAYS_RETURN): Remove.
5299 2005-02-28 Roger Sayle <roger@eyesopen.com>
5302 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5303 between different machine modes is never a "useless" conversion.
5305 2005-02-28 Geert Bosch <bosch@gnat.com>
5308 * doc/contrib.texi: List contributors for Ada front end
5310 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5312 * simplify-rtx.c (simplify_unary_operation_1,
5313 simplify_const_unary_operation): New, extracted from...
5314 (simplify_unary_operation): ... this one.
5315 (simplify_binary_operation_1,
5316 simplify_const_binary_operation): New, extracted from...
5317 (simplify_binary_operation): ... this one.
5318 * rtl.h (simplify_const_unary_operation,
5319 simplify_const_binary_operation): Add prototypes.
5321 2005-02-28 Julian Brown <julian@codesourcery.com>
5323 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5324 building libjava and caused PR regression/20228.
5326 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5329 * Makefile.in (host_subdir): New.
5330 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5331 * configure: Regenerate.
5333 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5335 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5336 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5337 installation directory first.
5339 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5342 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5343 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5344 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5345 * config/cris/cris.md: Tweak comments referring to Q.
5346 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5347 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5348 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5349 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5350 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5351 Insert spaces in constraints to align alternatives vertically for
5353 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5356 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5358 PR rtl-optimization/17728
5359 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5360 operand 0 from general_operand to move_dest_operand.
5362 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5364 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5365 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5366 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5367 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5369 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5371 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5372 * configure: Regenerate.
5373 * libada-mk.in: Remove CC; rename
5374 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5376 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5379 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5380 for the lhs, also walk over the tree. Likewise for rhs.
5382 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5384 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5385 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5386 Do not propagate value of iv before increment over the increment.
5388 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5390 * c-parser.c: New file.
5391 * c-parse.in: Remove.
5392 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5394 (c-parser.o): Add dependencies.
5395 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5396 maintainer-clean, TAGS): Update.
5397 * c-config-lang.in (gtfiles): Update.
5398 * gengtype-lex.l: Don't handle "@@".
5399 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5400 objc_build_synchronized, objc_begin_try_stmt,
5401 objc_begin_catch_clause, objc_finish_catch_clause,
5402 objc_build_finally_clause, objc_finish_try_stmt): New.
5403 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5405 (c_parse_init): Update comment.
5406 * c-decl.c (c_init_decl_processing): Update comment.
5407 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5408 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5409 new c_declspecs members.
5411 2005-02-25 Julian Brown <julian@codesourcery.com>
5413 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5414 from being used for symbols with vague linkage when
5415 HAVE_GAS_COMDAT_GROUP is true.
5417 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5419 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5421 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5424 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5425 (LIBGCC2_HAS_DF_MODE): New.
5426 (LIBGCC2_HAS_XF_MODE): New.
5427 (LIBGCC2_HAS_TF_MODE): New.
5428 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5429 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5430 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5431 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5432 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5433 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5434 and add _fixtfdi, _fixunstfdi, _floatditf
5435 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5436 L_fixunstfdi, L_floatditf.
5437 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5438 (LIBGCC2_HAS_TF_MODE): Define.
5440 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5442 PR tree-optimization/20204
5443 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5444 REWRITE_THIS_STMT markers on PHI nodes.
5445 (rewrite_initialize_block): Likewise.
5447 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5449 * version.c (version_string): Update to 4.1.
5451 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5453 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5454 Clarify that the alternative way doesn't work in GNU C++.
5456 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5458 PR tree-optimization/19937
5459 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5460 to the type of the induction variable.
5462 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5464 PR rtl-optimization/20117
5465 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5466 the block including noncopyable insn.
5468 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5470 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5471 calls to find_reg_note.
5473 2005-02-24 Richard Henderson <rth@redhat.com>
5476 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5479 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5481 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5482 vector types if to use base reg for misaligned non-word ld/std.
5484 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5487 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5488 dwarf2 label manually and put it after, not before the prologue.
5490 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5493 * reload.c (operands_match_p): Only increment register number for
5494 SCALAR_INT_MODE_P modes in multiple hard registers.
5496 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5499 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5501 * ChangeLog.5: Fix log message typo(s).
5502 * ChangeLog.7: Likewise.
5503 * ChangeLog.tree-ssa: Likewise.
5504 * cfgexpand.c: Fix comment typo(s).
5505 * conflict.c: Likewise.
5506 * defaults.h: Likewise.
5507 * dwarf2out.c: Likewise.
5509 * ggc-page.c: Likewise.
5510 * tree-eh.c: Likewise.
5511 * tree-ssa-dom.c: Likewise.
5513 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5516 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5517 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5518 if SHARED is defined.
5521 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5522 allow splitting only if operands 0 and 3 don't overlap.
5524 2005-02-24 Richard Henderson <rth@redhat.com>
5527 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5528 (fold_builtin_1): Call them.
5529 * fold-const.c (fold_complex_mult_parts): Split out from ...
5530 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5531 (fold_complex_div_parts, fold_complex_div): New.
5533 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5535 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5537 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5538 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5540 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5541 (print_node): Likewise.
5542 Print TYPE_SIZES_GIMPLIFIED.
5544 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5546 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5547 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5548 operands as commutative in constraints.
5550 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5552 * tree-into-ssa.c: Re-organize internal functions.
5554 2005-02-24 Richard Henderson <rth@redhat.com>
5557 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5559 * common.opt (fcx-limited-range): New.
5560 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5561 * toplev.c (flag_complex_method): Initialize to 1.
5562 (process_options): Set flag_complex_method to 0 if
5563 flag_cx_limited_range.
5564 * doc/invoke.texi (-fcx-limited-range): New.
5566 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5568 * cse.c (delete_trivially_dead_insns): Speed up by using
5569 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5572 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5574 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5575 functions when -mid-shared-library is being used.
5577 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5579 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5580 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5581 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5582 * system.h: Poison LINK_LIBGCC_SPECIAL.
5584 2005-02-23 James E Wilson <wilson@specifixinc.com>
5586 * gengtype.c (note_insn_name): Make 1 element larger.
5588 2005-02-23 Roger Sayle <roger@eyesopen.com>
5591 PR rtl-optimization/20097
5592 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5593 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5595 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5597 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5598 * t-aix52 (SHLIB_INSTALL): Same.
5600 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5602 * genpreds.c: Update copyright.
5604 2005-02-23 Michael Beach <michaelb@ieee.org>
5607 * config/sparc/t-elf (startup files): Assemble with CPP.
5609 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5611 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5612 (write_predicate_expr): Likewise.
5614 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5616 PR tree-optimization/20100
5617 PR tree-optimization/20115
5618 * tree-optimize.c (init_tree_optimization_passes): Remove
5619 pass_maybe_create_global_var.
5620 * tree-pass.h (pass_maybe_create_global_var): Remove.
5621 * tree-ssa-alias.c (aliases_computed_p): Declare.
5622 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5623 (count_calls_and_maybe_create_global_var): Remove.
5624 (pass_maybe_create_global_var): Remove.
5625 (init_alias_info): Do not declare aliases_computed_p.
5626 (maybe_create_global_var): If the function contains no
5627 call-clobbered variables and a mix of pure/const and regular
5628 function calls, create .GLOBAL_VAR.
5629 Mark all call-clobbered variables for renaming.
5630 (merge_pointed_to_info): Update comment.
5631 (add_pointed_to_var): Likewise.
5632 (is_escape_site): Likewise.
5633 Accept struct alias_info * instead of size_t *.
5635 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5637 * tree-ssa-operands.c (get_call_expr_operands): If
5638 ALIASES_COMPUTED_P is false, do not add call-clobbering
5640 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5641 (delete_tree_ssa): Likewise.
5643 2005-02-22 James E Wilson <wilson@specifixinc.com>
5645 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5646 (do_compile): Do call it here.
5648 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5650 PR rtl-optimization/20017.
5651 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5652 rest_of_handle_cse2, rest_of_handle_gcse): Call
5653 delete_dead_jumptables immediately before calling cleanup_cfg.
5655 2005-02-22 Devang Patel <dpatel@apple.com>
5658 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5661 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5663 * config/rs6000/aix.h (WINT_TYPE): Define.
5665 2005-02-22 Stan Shebs <shebs@apple.com>
5667 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5668 natural alignment for 64-bit Darwin.
5669 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5671 * doc/invoke.texi: Document this.
5673 2005-02-22 DJ Delorie <dj@redhat.com>
5675 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5676 to make_[un]signed_type, not the mode itself.
5678 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5680 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5681 not available. Use tail calls wherever possible.
5682 (make_edge): Call unchecked_make_edge to create an edge.
5684 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5685 (coalesce_ssa_name): Don't check for
5686 SSANORM_USE_COALESCE_LIST.
5687 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5689 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5691 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5692 (rewrite_into_ssa): ... here.
5694 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5696 PR tree-optimization/19786
5697 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5698 tag to another's may-alias bitmap when adding to the other's list.
5700 2005-02-21 DJ Delorie <dj@redhat.com>
5702 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5703 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5704 registers in unsupported ways.
5705 * expmed.c (init_expmed): Likewise.
5707 2005-02-21 Stan Cox <scox@redhat.com>
5709 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5711 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5713 * tree-cfg.c (fold_cond_expr_cond): New.
5714 (make_edges): Call fold_cond_expr_cond.
5715 (find_taken_edge): Accept nothing but INTEGER_CST.
5716 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5718 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5720 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5721 that do not belong to any basic block.
5723 2005-02-21 Jeff Law <law@redhat.com>
5725 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5728 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5730 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5731 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5732 Adjust their definitions.
5733 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5734 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5736 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5737 genautomata.c, langhooks.c, langhooks.h, system.h,
5738 config/arm/lib1funcs.asm: Update copyright.
5740 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5742 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5744 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5747 * doc/install.texi: Document --with-gc.
5749 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5751 * simplify-rtx.c (simplify_unary_operation): Add a missing
5754 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5756 PR tree-optimization/18663
5757 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5758 if the type has variable bounds.
5760 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5762 * gcse.c: Remove an obsolete comment.
5764 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5766 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5768 * doc/extend.texi (Function Attributes) <Attribute const>: The
5769 attribute "pure" is below this text, not above.
5771 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5773 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5774 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5775 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5777 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5780 * langhooks.h (struct lang_hooks): Add to_target_charset.
5781 * langhooks.c (lhd_to_target_charset): New function.
5782 * langhooks-def.h: Declare lhd_to_target_charset.
5783 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5784 (LANG_HOOKS_INITIALIZER): Update.
5785 * c-common.c (c_common_to_target_charset): New function.
5786 * c-common.h: Declare it.
5787 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5788 c_common_to_target_charset.
5790 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5791 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5793 * system.h: Poison them.
5794 * doc/tm.texi: Don't discuss them.
5795 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5796 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5797 (pp_c_char): Do not attempt to generate letter escapes for
5799 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5800 * config/mips/mips.c (mips_output_ascii): Likewise.
5802 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5804 PR tree-optimization/19951
5805 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5808 2005-02-19 Steven Bosscher <stevenb@suse.de>
5811 * function.h (struct function): New field `max_loop_depth'.
5812 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5813 (flow_loops_find): Reset the max loop depth count before finding loops.
5814 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5815 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5816 (calculate_global_regs_live): Make sure the loop will terminate
5817 when the initial sets are not empty.
5819 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5821 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5823 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5825 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5828 * doc/invoke.texi: Remove documentation of %M spec.
5830 (init_spec): Remove %M suffix from -lgcc_s.
5831 (do_spec_1): Remove 'M' case.
5832 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5833 to put shared libraries in the multilib directory. Remove the
5834 shlib_so_soname substitution variable. Don't add a multilib encoding
5835 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5836 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5837 SHLIB_INSTALL as well as SHLIB_LINK.
5838 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5839 (SHLIB_NAME): Delete.
5840 (SHLIB_DIR): New macro.
5841 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5842 (SHLIB_INSTALL): Adjust accordingly.
5843 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5844 * config/t-slibgcc-sld: Likewise.
5845 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5846 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5847 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5849 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5850 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5851 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5852 Use @shlib_base_name@ instead of @shlib_so_name@.
5853 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5854 and @shlib_base_name@.so in @multilib_dir@.
5855 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5856 to the install path.
5857 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5858 (SHLIB_LINK): Remove previous workaround.
5859 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5860 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5861 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5863 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5864 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5865 (SHLIB_INSTALL): Adjust accordingly.
5866 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5867 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5868 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5869 config/t-slibgcc-elf-ver.
5871 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5872 Jakub Jelinek <jakub@redhat.com>
5874 PR tree-optimization/19828
5875 * tree-ssa-loop-im.c: Add a TODO comment.
5876 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5877 without side-effects.
5879 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5881 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5884 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5886 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5887 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5888 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5890 (ia64_reorg): Delete fixup_errata call.
5891 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5892 (TARGET_SWITCHES): Delete -mb-step entry.
5894 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5897 * c-typeck.c (composite_type): Handle quals in transparent unions.
5898 (type_lists_compatible_p): Likewise.
5900 2005-02-18 Stan Shebs <shebs@apple.com>
5902 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5903 expressions in the .literal8 section.
5905 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5907 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5909 2005-02-18 Roger Sayle <roger@eyesopen.com>
5911 * fold-const.c (constant_boolean_node): Always create values of the
5912 specified type, don't bother calling truthvalue_conversion.
5914 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5916 * except.c (output_function_exception_table): Call
5917 assemble_external_libcall (eh_personality_libfunc).
5919 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5922 * config/ia64/ia64.h (struct machine_function): Add state_num.
5923 * config/ia64/ia64.c (process_epilogue,
5924 process_for_unwind_directive): Use new unwind state numbers each
5925 time rather than state 1.
5927 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5930 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5931 before the "*llgt_didi" pattern.
5933 2005-02-18 Jason Merrill <jason@redhat.com>
5935 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5937 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5939 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5940 (div0): Use it in place of ARM_FUNC_ALIAS.
5941 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5943 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5946 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5947 access, the lower bound of the array type if it exists.
5949 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5952 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5953 cases that are out-of-range for the index type.
5955 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5957 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5958 (estimate_case_costs): Don't call convert.
5959 * expmed.c (expand_shift): Likewise.
5960 (make_tree): Call fold_convert instead of convert.
5962 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5965 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5966 that ref to be marked MEM_READONLY_P doesn't have base that needs
5969 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5971 * genautomata.c (output_get_cpu_unit_code_func,
5972 output_cpu_unit_reservation_p): Don't generate old-style function
5975 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5978 PR tree-optimization/20009
5979 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5981 PR tree-optimization/18947
5982 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5983 inline, remove all nodes that are inlined into the extern inline
5986 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5988 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5989 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5990 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5991 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5994 2005-02-17 Roger Sayle <roger@eyesopen.com>
5996 PR tree-optimization/19917
5997 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5998 to be potentially trapping.
6000 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6002 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6004 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6006 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6007 tem becomes a local variable which is set to the value of the
6008 back end defined INITIAL_FRAME_ADDRESS macro.
6009 (expand_builtin_frame_address): Omit the base parameter to
6010 expand_builtin_return_addr.
6011 (expand_builtin_profile_func): Likewise.
6012 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6013 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6014 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6016 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6018 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6019 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6020 * config/frv/frv.c (frv_function_epilogue): Likewise.
6022 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6024 * lambda-code (perfect_nestify): Remove mark/unmark
6026 * tree-loop-linear.c (linear_transform_loops): Add
6027 rewrite_into_ssa call so that ssa is correct for
6028 rewriting into loop closed.
6030 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6032 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6033 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6035 * bt-load.c (btr_def_live_range, combine_btr_defs,
6036 migrate_btr_def, migrate_btr_defs): Likewise.
6037 * cfgcleanup.c (thread_jump): Likewise.
6038 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6039 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6040 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6041 df_rd_local_compute, df_reg_info_compute): Likewise.
6042 * dominance.c (init_dom_info, free_dom_info): Likewise.
6043 * flow.c (init_propagate_block_info,
6044 free_propagate_block_info): Likewise.
6045 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6046 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6047 modify_reg_pav): Likewise.
6048 * loop-invariant.c (find_defs, find_invariant_insn,
6049 find_invariants, free_inv_motion_data): Likewise.
6050 * predict.c (tree_predict_by_opcode,
6051 estimate_bb_frequencies): Likewise.
6052 * stmt.c (expand_case): Likewise.
6053 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6054 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6055 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6056 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6057 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6058 rewrite_ssa_into_ssa): Likewise.
6059 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6060 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6061 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6062 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6063 * tree-sra.c (tree_sra): Likewise.
6064 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6065 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6066 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6067 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6068 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6069 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6071 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6072 calculate_live_on_entry, calculate_live_on_exit,
6073 build_tree_conflict_graph): Likewise.
6074 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6075 record_important_candidates, set_use_iv_cost, find_depends,
6076 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6077 tree_ssa_iv_optimize_finalize): Likewise.
6078 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6079 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6080 tree_duplicate_loop_to_header_edge): Likewise.
6081 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6082 * tree-ssa.c (verify_flow_insensitive_alias_info,
6083 verify_name_tags, verify_ssa, init_tree_ssa,
6084 delete_tree_ssa): Likewise.
6085 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6086 fini_ssanames): Likewise.
6087 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6089 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6091 * config/rs6000/t-rtems: Completely reworked.
6093 2005-02-17 Ira Rosen <irar@il.ibm.com>
6095 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6097 2005-02-17 Ira Rosen <irar@il.ibm.com>
6099 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6100 POINTER_TYPE_P when checking that type is a pointer.
6101 (vect_get_memtag): Remove.
6102 (vect_address_analysis): Use POINTER_TYPE_P. Call
6103 vect_object_analysis with dummy parameter for memtag.
6104 (vect_object_analysis): Extract memtag (functionality that
6105 used to be in vect_get_memtag and moved here). Fix printings.
6106 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6107 with correct parameters. Remove call to vect_get_memtag.
6109 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6111 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6112 (tree-vectorizer.o): Added missing dependencies.
6114 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6116 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6117 declaration in tree-vectorizer.c, now has an extern declaration in
6119 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6120 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6121 get_vectype_for_scalar_type, vect_is_simple_use,
6122 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6123 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6124 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6125 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6126 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6127 find_loop_location): Likewise.
6129 * tree-vectorizer.c (langhooks.h): #include removed.
6130 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6131 moved to tree-vectorized.h.
6132 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6133 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6134 get_vectype_for_scalar_type, vect_is_simple_use,
6135 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6136 vect_supportable_dr_alignment, new_loop_vec_info,
6137 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6138 vect_set_verbosity_level, find_loop_location): Likewise.
6140 (vect_analyze_loop): Function externalized. Declaration moved to
6141 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6142 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6143 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6144 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6145 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6146 vect_enhance_data_refs_alignment, vect_analyze_operations,
6147 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6148 vect_stmt_relevant_p, vect_get_loop_niters,
6149 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6150 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6151 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6152 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6153 vect_get_memtag): Likewise.
6155 (vectorizable_load): Function externalized. Declaration moved to
6156 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6157 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6158 vect_transform_loop): Likewise.
6159 (vect_transform_stmt): Moved to tree-vect-transform.c.
6160 (vect_align_data_ref, vect_create_destination_var,
6161 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6162 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6163 vect_get_vec_def_for_operand, vect_init_vector,
6164 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6165 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6166 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6167 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6168 vect_do_peeling_for_loop_bound): Likewise.
6170 * tree-vect-analyze.c: New file.
6171 * tree-vect-transform.c: New file.
6173 2005-02-17 Jason Merrill <jason@redhat.com>
6175 PR mudflap/19319, c++/19317
6176 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6179 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6181 * doc/install.texi (Specific): Update link for Darwin-specific
6184 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6186 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6187 constant_boolean_node.
6189 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6192 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6193 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6195 2005-02-16 Richard Henderson <rth@redhat.com>
6198 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6200 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6201 replace uses with Wtype_MAXp1_F.
6202 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6203 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6204 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6205 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6206 and HAVE_TFMODE as appropriate.
6207 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6208 (__floatdisf): Likewise.
6209 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6210 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6211 (Wtype_MAXp1_F): New.
6212 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6213 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6215 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6218 * arm.c (arm_apply_result_size): New function.
6219 * arm.h (APPLY_RESULT_SIZE): Define.
6220 * arm-protos.h (arm_apply_result_size): Add prototype.
6221 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6222 (movxf): New expand.
6223 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6224 (call_value_symbol): Remove predicate for operand 0.
6225 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6226 (untyped_call): Rework to correclty return values for any type.
6227 (untyped_return): New expand.
6228 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6230 2005-02-16 Stan Shebs <shebs@apple.com>
6232 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6233 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6235 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6237 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6238 configure settings on Solaris 7 and later.
6240 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6242 PR tree-optimization/19865
6243 * tree-optimize.c (init_tree_optimization_passes): Run
6244 pass_may_alias after pass_sra.
6246 2005-02-16 Richard Henderson <rth@redhat.com>
6247 Stuart Hastings <stuart@apple.com>
6250 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6251 Do nothing if debug info suppressed for this function.
6252 (dbxout_begin_function): Early exit if debug info suppressed for
6255 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6258 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6260 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6262 PR tree-optimization/19967
6263 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6264 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6265 argument TYPE. Adjust calls to fold_builtin_XXX.
6266 (expand_builtin, fold_builtin_1): Adjust calls to
6268 (fold_builtin_strchr, fold_builtin_strpbrk,
6269 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6270 result to a requested type TYPE.
6272 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6275 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6276 (T)x & (T)cst if (T)cst overflows.
6277 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6278 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6280 2005-02-15 Jeff Law <law@redhat.com>
6282 * gcse.c (blocks_with_calls): New bitmap.
6283 (alloc_gcse_mem): Allocate it.
6284 (free_gcse_mem): Free it.
6285 (clear_modifY_mem_tables): Clear it.
6286 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6287 when we encounter CALL_INSNs.
6288 (compute_transp, case MEM): Handle blocks with calls separate
6289 from blocks without calls. Use bitmap iterators rather than
6292 2005-02-15 Peter O'Gorman <peter@pogma.com>
6295 * mklibgcc.in (vis_hide): Use a temporary object file, not
6298 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6301 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6302 access optimization.
6304 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6305 Alan Modra <amodra@bigpond.net.au>
6308 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6309 (_xlqsub): Rename to __gcc_qsub.
6310 (_xlqmul): Rename to __gcc_qmul.
6311 (_xlqdiv): Rename to __gcc_qdiv.
6312 Provide versioned symbol aliases with old names.
6313 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6314 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6315 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6316 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6317 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6319 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6321 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6322 Fold ~(A - 1) and ~(A + -1) to -A.
6324 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6328 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6329 config/pa/pa-host.c:pa_gt_pch_use_address.
6331 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6333 * tree-vn.c (get_value_handle): Make sure that given an
6334 is_gimple_min_invariant expression, we always return it.
6336 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6338 * passes.c (rest_of_handle_gcse): Fix a comment.
6340 2005-02-15 Jeff Law <law@redhat.com>
6342 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6344 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6345 (canon_list_insert, record_last_mem_set_info): Similarly.
6346 (clear_modify_mem_tables): Similarly.
6348 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6350 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6351 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6352 config/mips/mips.md, config/rs6000/aix.h,
6353 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6355 2005-02-15 Richard Henderson <rth@redhat.com>
6357 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6358 call to be best_edge.
6360 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6362 * basic-block.h: Adjust the prototype for find_basic_blocks.
6363 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6364 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6367 * flow.c (recompute_reg_usage): Remove all arguments.
6368 * passes.c (rest_of_compilation): Adjust the call to
6369 recompute_reg_usage.
6370 * rtl.h: Adjust the prototype for recompute_reg_usage.
6372 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6374 * tree-dump.c (dump_files): Update to reflect new member
6376 (dump_register): Add new argument.
6378 (dump_switch_p_1): Check against glob name if doglob was passed.
6379 (dump_switch_p): Check against regular first, then glob if
6380 we didn't have any hits on the dump name.
6381 * tree-optimize.c (register_one_dump_file):
6382 Pass in glob name as well.
6383 * tree-pass.h (struct dump_file_info): Add glob
6386 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6388 PR preprocessor/16323
6389 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6391 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6394 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6395 (trunctfdf2_internal1): New.
6396 (trunctfdf2_internal2): Renamed from trunctfdf2.
6398 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6400 PR tree-optimization/19853
6401 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6403 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6405 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6406 delete_dead_jumptables and cleanup_cfg.
6408 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6410 * reload.c (find_reloads): Swap address_reloaded flags when
6411 swapping commutative operands.
6413 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6415 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6416 Use standard_iv_increment_position for computing the bsi position
6418 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6421 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6424 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6425 life range of hard registers.
6426 * value-prof.c (insn_prefetch_values_to_profile): Only
6429 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6430 profile in libcalls.
6432 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6434 * bitmap.h (bitmap_and_compl_into): Return bool.
6435 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6437 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6439 PR tree-optimization/19944
6440 * fold-const.c (fold): Re-add ABS_EXPR folding.
6442 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6445 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6446 {TARGET,MASK}_XL_COMPAT.
6447 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6449 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6450 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6452 (rs6000_arg_partial_bytes): Same.
6453 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6454 and XL compatibility enabled.
6455 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6456 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6457 test to final condition.
6458 (cmptf_internal2): New.
6459 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6460 xl-compat. Add TFmode information to description.
6462 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6464 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6466 2005-02-13 Jason Merrill <jason@redhat.com>
6469 * fold-const.c (fold_indirect_ref_1): Split out from...
6470 (build_fold_indirect_ref): Here.
6471 (fold_indirect_ref): New fn.
6472 * tree.h: Declare it.
6473 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6474 (gimplify_modify_expr_rhs): Likewise.
6475 (gimplify_expr): Likewise.
6477 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6479 PR tree-optimization/14303
6480 PR tree-optimization/15784
6481 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6482 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6483 ABS_EXPR<x> != 0 to x != 0.
6485 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6487 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6488 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6489 spelling conventions.
6491 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6492 delete_trivially_dead_insns too many times.
6494 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6497 2005-02-12 Ira Rosen <irar@il.ibm.com>
6499 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6500 (vect_is_simple_iv_evolution): Remove redundant parameter
6502 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6503 without last parameter.
6504 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6505 Return pointer step. Call vect_is_simple_iv_evolution without
6506 last parameter. Check only that the step is multiple of size
6507 type. Remove stmt_vinfo updates.
6508 (vect_get_memtag_and_dr): Remove.
6509 (vect_get_memtag): New function.
6510 (vect_address_analysis): New function.
6511 (vect_object_analysis): New function.
6512 (vect_analyze_data_refs): Call vect_object_analysis and
6513 vect_get_memtag. Update stmt_vinfo fields.
6515 2005-02-12 Ira Rosen <irar@il.ibm.com>
6517 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6518 exist and are objects. Remove checks for pointer.
6519 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6520 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6521 (vect_create_data_ref_ptr): Likewise.
6522 (vect_base_addr_differ_p): New function.
6523 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6524 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6525 Don't set the DR_BASE_NAME field of data-ref.
6526 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6528 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6530 * optabs.h (enum optab_index): Add new OTI_ldexp.
6531 (ldexp_optab): Define corresponding macro.
6532 * optabs.c (init_optabs): Initialize ldexp_optab.
6533 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6535 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6537 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6538 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6540 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6541 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6544 2005-02-12 Ira Rosen <irar@il.ibm.com>
6546 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6548 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6550 (vect_get_base_and_offset): Always return an address.
6551 (vect_create_addr_base_for_vector_ref): Remove treatment for
6552 different data reference types.
6553 (vect_compute_data_ref_alignment): Rename base to base_address in
6554 stmt_vec_info. Get the object in order to force its alignment.
6555 (vect_get_memtag_and_dr): Rename base to base_address in
6556 stmt_vec_info. Extract the object for memtag analysis.
6558 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6560 PR regression/19898.
6561 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6562 changes cc_status, use apply modified_in_p to part of cc_status
6563 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6566 2005-02-11 Richard Henderson <rth@redhat.com>
6568 * tree-complex.c (expand_complex_libcall): New.
6569 (expand_complex_multiplication): Use it for c99 compliance.
6570 (expand_complex_division): Likewise.
6571 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6573 * builtins.c (built_in_names): Remove const.
6574 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6576 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6577 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6578 (built_in_names): Remove const.
6579 * c-common.c (c_common_type_for_mode): Handle complex modes.
6580 * flags.h, toplev.c (flag_complex_method): Rename from
6581 flag_complex_divide_method.
6582 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6583 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6584 * libgcc2.h: Declare them.
6585 * libgcc-std.ver: Export them.
6586 * mklibgcc.in (lib2funcs): Build them.
6588 2005-02-11 Steven Bosscher <stevenb@suse.de>
6590 PR tree-optimization/19876
6591 Partially revert my change from 2005-01-14
6592 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6593 (compute_antic): ...and remove the loop here.
6595 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6598 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6599 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6601 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6602 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6604 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6606 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6607 offsets for the big-endian 32-bit case.
6609 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6611 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6613 2005-02-11 Dale Johannesen <dalej@apple.com>
6615 * cselib.c (cselib_process_insn): Clear out regs where
6616 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6617 * reload.c (find_equiv_reg): Ditto.
6619 2005-02-11 Ian Lance Taylor <ian@airs.com>
6621 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6624 * tree.c (build_function_type_list): Work correctly if there are
6627 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6629 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6630 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6631 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6632 TARGET_ZARCH instead of TARGET_64BIT.
6634 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6636 * config/rs6000/t-rtems:
6637 (MULTILIB_OPTIONS): Remove mcpu=602.
6638 (MUTLILIB_DIRNAMES): Remove m602.
6639 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6640 Let mcpu=602 match mcpu=603.
6641 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6643 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6645 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6648 2005-02-10 David Daney <ddaney@avtrex.com>
6650 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6651 * config/i386/linux-unwind.h: Likewise.
6652 * config/ia64/linux-unwind.h: Likewise.
6653 * config/mips/linux-unwind.h: Likewise.
6654 * config/pa/linux-unwind.h: Likewise.
6655 * config/rs6000/linux-unwind.h: Likewise.
6656 * config/s390/linux-unwind.h: Likewise.
6657 * config/sh/linux-unwind.h: Likewise.
6658 * config/sparc/linux-unwind.h: Likewise.
6660 2005-02-10 Steven Bosscher <stevenb@suse.de>
6662 PR tree-optimization/17549
6663 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6664 TER to replace a DEF with its expression if the DEF and the
6665 rhs of the expression we replace into have the same root
6668 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6670 * config/mips/mips.md: Fix the placement of the match_scratch in the
6673 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6675 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6678 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6680 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6681 (strip_offset): Handle addresses.
6682 (add_address_candidates): Use strip_offset.
6683 (difference_cost): Reflect strip_offset change.
6684 (force_var_cost, difference_cost): Strip nops.
6686 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6688 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6690 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6691 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6692 config/cris/cris-protos.h, config/cris/cris.c: Update
6695 2005-02-10 Jeff Law <law@redhat.com>
6697 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6698 (lookup_avail_expr): Similarly.
6700 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6702 * builtins.c (fold_builtin_powi): New function.
6703 (fold_builtin_1): Call it.
6705 2005-02-10 Steven Bosscher <stevenb@suse.de>
6707 PR documentation/19309
6708 * doc/cpp.texi: The __GNUC__ and related predefined macros
6709 are also defined for the "standalone" cpp.
6710 Some non-GCC compilers may also define __GNUC__.
6712 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6715 * c-typeck.c (common_type): New routine. Old common_type renamed
6717 (c_common_type): ...this.
6718 (build_conditional_expr, build_binary_op): Use c_common_type instead
6721 2005-02-10 Steven Bosscher <stevenb@suse.de>
6723 * doc/md.texi: Replace @samp{length} with @code{length}.
6725 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6727 PR tree-optimization/18687
6728 * tree-flow.h (find_loop_niter): Declare.
6729 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6730 Try using scev even for loops with more than one exit.
6731 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6732 (struct ivopts_data): Added niters field.
6733 (struct nfe_cache_elt): New.
6734 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6736 (tree_ssa_iv_optimize_init): Initialize niters cache.
6737 (determine_number_of_iterations): Removed.
6738 (find_induction_variables): Do not call determine_number_of_iterations.
6739 Access niters for single exit through niter_for_single_dom_exit.
6740 (add_iv_outer_candidates): Access niters for single exit through
6741 niter_for_single_dom_exit.
6742 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6743 number_of_iterations_cond.
6744 (iv_period): New function.
6745 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6746 (may_replace_final_value): Take data argument. Use
6747 niter_for_single_dom_exit.
6748 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6749 (rewrite_use_compare): Pass data to may_eliminate_iv.
6750 (rewrite_use_outer): Pass data to may_replace_final_value.
6751 (free_loop_data): Clean up the niters cache.
6752 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6753 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6754 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6755 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6756 (num_ending_zeros): Moved to tree.c.
6757 * tree.h (num_ending_zeros): Declare.
6758 * tree.c (num_ending_zeros): Moved from tree.c.
6760 2005-02-09 Richard Henderson <rth@redhat.com>
6762 * builtins.c (DEF_BUILTIN): Add COND argument.
6763 * tree.h (DEF_BUILTIN): Likewise.
6764 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6765 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6767 (DEF_BUILTIN_STUB): New.
6768 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6769 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6770 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6771 * c-common.c (DEF_BUILTIN): Add COND argument.
6772 * tree.c (local_define_builtin): New.
6773 (build_common_builtin_nodes): New.
6775 2005-02-09 Roger Sayle <roger@eyesopen.com>
6777 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6778 floating point expression ignoring the sign of the result.
6779 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6780 (fold) <MULT_EXPR>: Use it to simplify x*x.
6781 * tree.h (fold_strip_sign_ops): Prototype here.
6782 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6783 argument. Use fold_strip_sign_ops to simplify the first argument.
6784 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6785 first argument when the second argument is an even integer
6786 constant, but only with -funsafe_math_optimizations.
6787 (fold_builtin_1): Update call to fold_builtin_copysign.
6789 2005-02-09 Ian Lance Taylor <ian@airs.com>
6792 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6793 just check whether EH_FILTER_FAILURE falls through.
6795 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6797 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6798 insns return to ready list in the next turn.
6800 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6803 * builtins.def: New __builtin_powi[lf].
6804 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6805 (expand_builtin_powi): New function.
6806 (expand_builtin): Dispatch to expand_builtin_powi.
6807 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6808 * libgcc2.c: Add __builtin_powi[lf] implementation.
6809 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6810 * optabs.h: Add powi_optab.
6811 * optabs.c (init_optabs): Initialize powi_optab.
6812 * doc/extend.texi: Document __builtin_powi[lf].
6814 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6816 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6819 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6822 * fold-const.c (try_move_mult_to_index): Remove redundant
6823 type argument. Create ADDR_EXPR with correct type.
6824 (fold): Update callers of try_move_mult_to_index. Convert
6825 result to the appropriate type.
6827 2005-02-09 Roger Sayle <roger@eyesopen.com>
6830 * config/avr/avr.c (default_rtx_costs): Delete.
6831 (avr_operand_rtx_cost): New function.
6832 (avr_rtx_costs): Completely rewrite.
6834 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6837 * config/cris/cris.c (in_code): New variable.
6838 (cris_output_addr_const): Now a static function, a wrapper for
6840 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6841 case from old cris_output_addr_const.
6842 (cris_asm_output_label_ref): Similar for LABEL_REF.
6843 (cris_output_addr_const_extra): Similar for UNSPEC.
6844 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6845 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6846 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6848 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6849 (cris_asm_output_label_ref): Declare.
6851 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6853 PR preprocessor/19801
6854 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6855 filenames that changed when libcpp was moved to the toplevel.
6857 2005-02-07 Roger Sayle <roger@eyesopen.com>
6859 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6860 zero extensions of BImode operands. Call lowpart_subreg instead
6861 of gen_lowpart_common and gen_lowpart_SUBREG.
6863 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6866 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6867 * configure.ac: Set cc_for_cross_gnattools.
6868 * configure: Regenerate.
6870 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6873 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6875 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6878 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6879 of nested functions.
6881 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6883 * doc/extend.texi: Document deprecated extensions allowing
6884 static floating-point members to have initializers and allowing
6885 floating-point literals in integral constant expressions.
6887 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6889 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6890 config/darwin7.h, config/mips/mips.c,
6891 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6894 * cse.c: Update comments.
6896 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6899 * builtins.c (fold_builtin_sqrt): Transform
6900 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6903 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6904 Dorit Naishlos <dorit@il.ibm.com>
6906 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6907 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6908 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6910 * tree.h (vect_set_verbosity_level): New extern function declaration
6912 * tree-vectorizer.h (verbosity_levels): New enum type.
6913 * tree-vectorizer.c (vect_debug_stats): Function removed.
6914 (vect_debug_details): Likewise.
6915 (vect_verbosity_level): Global variable was defined and initialized.
6916 (vect_dump): Global variable definition.
6917 (vect_print_dump_info): New function.
6918 (vect_set_dump_settings): New function.
6919 (vect_set_verbosity_level): New function.
6920 (vectorize_loops): Add call to vect_set_dump_settings.
6922 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6923 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6924 (slpeel_tree_peel_loop_to_edge): Likewise.
6926 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6927 appropriate verbosity level instead of call to vect_debug_details
6928 or vect_debug_stats.
6929 (vect_get_base_and_offset):
6930 (vect_create_addr_base_for_vector_ref):
6931 (get_vectype_for_scalar_type):
6932 (vect_create_data_ref_ptr):
6934 (vect_get_vec_def_for_operand):
6935 (vect_finish_stmt_generation):
6936 (vectorizable_assignment):
6937 (vectorizable_operation):
6938 (vectorizable_store):
6939 (vectorizable_load):
6940 (vect_transform_stmt):
6941 (vect_update_ivs_after_vectorizer):
6942 (vect_do_peeling_for_loop_bound):
6943 (vect_update_inits_of_drs):
6944 (vect_do_peeling_for_alignment):
6945 (vect_transform_loop):
6946 (vect_is_simple_use):
6947 (vect_analyze_operations):
6948 (vect_is_simple_iv_evolution):
6949 (vect_analyze_scalar_cycles):
6950 (vect_analyze_data_ref_dependence):
6951 (vect_analyze_data_ref_dependences):
6952 (vect_compute_data_ref_alignment):
6953 (vect_enhance_data_refs_alignment):
6954 (vect_analyze_data_refs_alignment):
6955 (vect_analyze_data_ref_access):
6956 (vect_analyze_data_ref_accesses):
6957 (vect_analyze_pointer_ref_access):
6958 (vect_get_memtag_and_dr):
6959 (vect_analyze_data_refs):
6960 (vect_mark_relevant):
6961 (vect_stmt_relevant_p):
6962 (vect_mark_stmts_to_be_vectorized):
6963 (vect_can_advance_ivs_p):
6964 (vect_get_loop_niters):
6965 (vect_analyze_loop_form):
6966 (vect_analyze_loop):
6967 (vectorize_loops): Likewise.
6969 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6970 (vect_update_inits_of_drs):
6971 (vect_do_peeling_for_alignment):
6972 (vect_transform_loop):
6973 (vect_analyze_operations):
6974 (vect_analyze_scalar_cycles):
6975 (vect_analyze_data_ref_dependences):
6976 (vect_analyze_data_refs_alignment):
6977 (vect_analyze_data_ref_accesses):
6978 (vect_analyze_data_refs):
6979 (vect_mark_stmts_to_be_vectorized):
6980 (vect_get_loop_niters):
6981 (vect_analyze_loop_form):
6982 (vect_analyze_loop): Likewise.
6983 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6985 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6989 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6990 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6991 either -ffast-math or -funsafe-math-optimizations is in use.
6993 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6994 * config/mips/irix-csr.c: New file.
6995 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6996 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6997 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7000 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7002 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7003 redundant, incorrect definitions.
7005 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7007 ("*tls_indirect_call"): New, reference hard regs directly.
7008 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7010 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7012 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7013 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7015 2005-02-06 Roger Sayle <roger@eyesopen.com>
7017 PR rtl-optimization/19800
7018 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7019 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7022 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7024 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7026 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7029 * doc/invoke.texi: Correct documentation of -freorder-functions.
7031 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7034 * doc/invoke.texi: Don't mention gccbug.
7036 2005-02-06 Roger Sayle <roger@eyesopen.com>
7037 Andrew Pinski <pinskia@physics.uc.edu>
7038 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7040 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7041 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7042 into just (zero_extract:SI FOO (const_int 1) BAR).
7044 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7046 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7047 macro locally. Don't give last revision date. Use GCC version
7048 number from gcc-common.texi.
7049 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7050 revision date. Use GCC version number from gcc-common.texi.
7051 Describe being a library as current state rather than as 3.x
7053 * doc/gcc.texi: Remove last update date.
7054 * doc/gccint.texi: Likewise. Update copyright dates.
7055 * doc/install.texi: Update copyright dates.
7057 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7060 * doc/invoke.texi: Mention for each option included in -Wall that
7061 it is included in -Wall.
7062 * doc/gcc.texi: Update copyright and last modification date.
7064 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7066 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7067 unnecessary cast to original induction variable increments.
7069 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7071 PR tree-optimization/18219
7072 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7073 in distributed form.
7075 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7077 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7078 Set bitpos and offset later in the function. Do nothing if the
7079 target is a register and if the bitfield lies completely outside
7081 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7082 here. Return an uninitialised register if the source value is stored
7083 in a register and the bitfield lies completely outside that register.
7085 2005-02-06 Steven Bosscher <stevenb@suse.de>
7087 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7090 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7092 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7094 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7096 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7097 * config/darwin8.h: New.
7098 * config/darwin7.h: Update comment.
7100 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7101 Dorit Naishlos <dorit@il.ibm.com>
7103 * tree-vectorizer.h (LOC): New type.
7104 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7105 (loop_line_number): New field in struct _loop_vec_info.
7106 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7108 * tree-vectorizer.c (input.h): Included.
7109 (find_loop_location): New function.
7110 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7111 loop line number removed.
7112 (vect_debug_details): Likewise.
7113 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7115 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7116 call to vect_debug_details/stats changed from loop to loop_loc.
7117 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7118 (slpeel_tree_peel_loop_to_edge): Likewise.
7120 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7121 changed from NULL to UNKNOWN_LOC.
7122 (vect_get_base_and_offset):
7123 (vect_create_addr_base_for_vector_ref):
7124 (get_vectype_for_scalar_type):
7125 (vect_create_data_ref_ptr):
7127 (vect_get_vec_def_for_operand):
7128 (vect_finish_stmt_generation):
7129 (vectorizable_assignment):
7130 (vectorizable_operation):
7131 (vectorizable_store):
7132 (vectorizable_load):
7133 (vect_transform_stmt):
7134 (vect_update_ivs_after_vectorizer):
7135 (vect_do_peeling_for_loop_bound):
7136 (vect_do_peeling_for_alignment):
7137 (vect_transform_loop):
7138 (vect_is_simple_use):
7139 (vect_analyze_operations):
7140 (vect_is_simple_iv_evolution):
7141 (vect_analyze_scalar_cycles):
7142 (vect_analyze_data_ref_dependences):
7143 (vect_compute_data_ref_alignment):
7144 (vect_enhance_data_refs_alignment):
7145 (vect_analyze_data_ref_access):
7146 (vect_analyze_data_ref_accesses):
7147 (vect_analyze_pointer_ref_access):
7148 (vect_get_memtag_and_dr):
7149 (vect_analyze_data_refs):
7150 (vect_mark_relevant):
7151 (vect_stmt_relevant_p):
7152 (vect_mark_stmts_to_be_vectorized):
7153 (vect_can_advance_ivs_p):
7154 (vect_get_loop_niters):
7155 (vect_analyze_loop):
7156 (vectorize_loops): Likewise.
7158 (vectorizable_load): Argument in call to vect_debug_details/stats
7159 changed from loop to LOOP_LOC (loop_vinfo).
7160 (vect_transform_loop):
7161 (vect_analyze_operations):
7162 (vect_analyze_scalar_cycles):
7163 (vect_analyze_data_ref_dependence):
7164 (vect_enhance_data_refs_alignment):
7165 (vect_analyze_data_ref_accesses):
7166 (vect_analyze_pointer_ref_access):
7167 (vect_analyze_data_refs):
7168 (vect_analyze_loop): Likewise.
7170 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7171 changed from loop to loop_loc.
7173 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7175 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7176 Dorit Naishlos <dorit@il.ibm.com>
7178 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7180 (vect_analyze_data_ref_dependences): Likewise.
7182 (vect_is_simple_use): Argument changed from loop structure to
7183 loop_vect_info structure.
7184 (vect_can_advance_ivs_p): Likewise.
7185 (vect_create_index_for_vector_ref): Likewise.
7186 (vect_update_ivs_after_vectorizer): Likewise.
7187 (new_stmt_vec_info): Likewise.
7189 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7190 changed from loop to loop_vinfo.
7191 (vect_create_data_ref_ptr): First argument in call to
7192 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7193 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7194 was changed from loop to loop_vinfo.
7195 (vectorizable_operation): Likewise.
7196 (vectorizable_store): Likewise.
7197 (vect_mark_stmts_to_be_vectorized): Likewise.
7198 (vect_do_peeling_for_loop_bound): First argument in call to
7199 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7200 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7201 was changed from loop to loop_vinfo.
7202 (vect_analyze_data_ref_dependences): Third argument in call to
7203 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7205 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7206 (vect_create_data_ref_ptr): Likewise.
7207 (vect_init_vector): Likewise.
7208 (vect_get_vec_def_for_operand): Likewise.
7209 (vectorizable_assignment): Likewise.
7210 (vectorizable_operation): Likewise.
7211 (vectorizable_store): Likewise.
7212 (vectorizable_load): Likewise.
7213 (vect_update_ivs_after_vectorizer): Likewise.
7214 (vect_is_simple_use): Likewise.
7215 (vect_analyze_data_ref_dependence): Likewise.
7216 (vect_analyze_pointer_ref_access): Likewise.
7217 (vect_can_advance_ivs_p): Likewise.
7219 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7220 before _stmt_vec_info.
7221 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7222 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7223 (new_stmt_vec_info): Argument changed from loop structure to
7224 loop_vect_info structure
7226 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7227 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7228 (vect_create_addr_base_for_vector_ref): Likewise.
7229 (vect_analyze_pointer_ref_access): Likewise.
7231 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7234 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7235 phi flag if the phi is abnormal.
7237 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7240 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7241 information for the new statement.
7243 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7246 * gcc.c (main): Include the target in -v output.
7248 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7250 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7251 Do not drop the extend if we'd have to add a paradoxical subreg
7252 later. Include optabs.h and insn-codes.h.
7253 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7255 2005-02-02 Roger Sayle <roger@eyesopen.com>
7258 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7259 * fold-const.c (const_binop): Avoid constant folding floating
7260 point operations in modes that use composite representations.
7261 * simplify-rtx.c (simplify_binary_operation): Likewise.
7263 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7265 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7267 (altivec_dstt): Likewise.
7268 (altivec_dstst): Likewise.
7269 (altivec_dststt): Likewise.
7270 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7273 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7275 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7276 EXPR_LOCUS from orig_cond to the new cond_stmt.
7277 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7280 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7282 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7283 standard_iv_increment_position. Remove call to bsi_next
7284 (no need to bump the iterator anymore).
7285 (vect_create_index_for_vector_ref): Call
7286 standard_iv_increment_position. Remove second function argument.
7287 (vect_finish_stmt_generation): Remove call to bsi_next
7288 (no need to bump the iterator anymore).
7289 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7290 to vect_create_index_for_vector_ref.
7292 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7294 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7295 phis are used out of the loop.
7297 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7300 * c-decl.c (undef_nested_function): New variable.
7301 (pop_scope): Diagnose undefined nested functions.
7302 (finish_function): Don't attempt cgraph processing or genericizing
7303 if current top-level function contained an undefined nested
7304 function. Reset undef_nested_function at the end of a top-level
7307 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7309 * tree.c (build_int_cst_type): Take sign of the value into account
7310 when deciding whether sign extend the value.
7312 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7315 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7316 (cpp_options, cc1_options): Change %{std*&ansi} to
7317 %{std*&ansi&trigraphs}.
7319 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7321 * cse.c: Update comments.
7323 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7325 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7326 arguments go on the stack. Do not put complex doubles in odd/even
7329 2005-02-02 Steven Bosscher <stevenb@suse.de>
7331 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7332 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7333 -ftree-pre, and -fthread-jumps.
7335 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7337 PR tree-optimization/19578
7338 * tree-flow.h (modified_noreturn_calls): Declare.
7339 (noreturn_call_p): Declare.
7340 * tree-flow-inline.h (noreturn_call_p): New function.
7341 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7342 * tree-cfg.c (modified_noreturn_calls): New variable.
7343 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7344 that contain a mid-block noreturn call.
7345 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7347 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7349 * df.c (df_def_record_1, df_uses_record): Don't use
7351 * df.h (DF_FOR_REGALLOC): Remove.
7353 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7356 * c-typeck.c (really_start_incremental_init): Reset
7357 constructor_max_index for arrays of incomplete type.
7359 2005-02-02 Jeff Law <law@redhat.com>
7361 * gcse.c (struct reg_set): Store the block index where the register
7362 was set rather than the setting insn.
7363 (record_one_set, compute_transp): Corresponding changes.
7364 (pre_insert_copy_insn): Do not call replace_one_set.
7365 (replace_one_set): Remove.
7367 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7370 * doc/gcov.texi: Fix typo.
7372 2005-02-01 Richard Henderson <rth@redhat.com
7375 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7376 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7378 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7379 * config/i386/i386-protos.h: Update.
7381 2005-02-01 Steven Bosscher <stevenb@suse.de>
7383 PR tree-optimization/19217
7384 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7385 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7386 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7387 that it is walking a PHI node.
7389 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7391 * doc/extend.texi (Nested Functions): Update.
7393 2005-02-01 Richard Henderson <rth@redhat.com>
7396 * optabs.c (expand_copysign_absneg): Export.
7397 * optabs.h (expand_copysign_absneg): Declare.
7398 * config/rs6000/rs6000.md (copysigntf3): New.
7400 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7402 PR tree-optimization/19633
7403 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7404 * tree-ssa-alias.c (init_alias_info): Initialize.
7405 (merge_pointed_to_info): Set.
7406 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7407 (dump_points_to_info_for): Show value of pt_null.
7408 (struct count_ptr_d): Declare.
7409 (find_ptr_dereference): Remove.
7410 (ptr_is_dereferenced_by): Remove.
7411 (count_ptr_derefs): New local function.
7412 (count_uses_and_derefs): New local function.
7413 (compute_points_to_and_addr_escape): Call it. If the number
7414 of dereferences is greater than zero, mark the pointer as
7415 dereferenced. If there are fewer dereferences than uses of
7416 the pointer, the pointer's value escapes.
7418 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7420 PR tree-optimization/19670
7421 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7423 (verify_use): ... set it here, instead.
7425 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7427 * doc/sourcebuild.texi (Test directives): Fix formatting.
7429 * doc/sourcebuild.texi (Test directives): Describe selector
7432 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7434 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7435 specific 64-bit CPUs.
7437 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7440 * arm.c (arm_eliminable_register): New function.
7441 (adjacent_mem_locations): Don't allow eliminable registers. Use
7442 HOST_WIDE_INT for address offsets.
7443 * arm-protos.h (arm_eliminable_register): Add prototype.
7445 2005-02-01 Steven Bosscher <stevenb@suse.de>
7447 PR optimization/15242
7448 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7449 * basic-block.h (duplicate_computed_gotos): Add prototype.
7450 * bb-reorder.c (duplicate_computed_gotos): New function to
7451 duplicate sufficiently small blocks ending in a computed jump.
7452 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7453 if not optimizing for size.
7454 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7455 never do tail merging for blocks ending in a computed jump.
7456 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7458 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7460 Patch from Richard Sandiford <rsandifo@redhat.com>
7461 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7462 from inheriting a subreg equivalence with a non-spill register.
7464 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7466 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7468 * config/frv/frv.c (movcc_fp_destination_operand): New.
7469 (gpr_or_memory_operand): Fix typo in comment.
7470 (gpr_or_memory_operand_with_scratch): New.
7471 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7472 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7473 movcc_fp_destination_operand.
7474 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7475 Legitimize memory addresses using a scratch register.
7477 2005-01-31 Jeff Law <law@redhat.com>
7479 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7480 bitmap a sparse bitmap instead of a simple bitmap.
7481 (mark_def_sites_initialize_block): Corresponding changes.
7482 (ssa_mark_def_sites_initialize_block): Likewise.
7483 (ssa_mark_phi_uses): Likewise.
7484 (mark_def_site, ssa_mark_def_sites): Likewise.
7485 (mark_def_site_blocks): Likewise.
7486 (rewrite_ssa_into_ssa): Likewise.
7488 * tree-ssa-dom.c (record_cond): Pass correct variable type
7489 for last argument to htab_find_slot_with_hash.
7491 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7492 effects when optimizing 0 % X. Do not try to optimize X % 0.
7494 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7496 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7499 2005-02-01 Eric Christopher <echristo@redhat.com>
7501 * config/mips/mips.c (override_options): Warn if -mint64
7503 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7506 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7508 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7510 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7511 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7512 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7513 (cached_regno): Initialize to INVALID_REGNUM.
7514 (cse_reg_info_table_size,
7515 cse_reg_info_table_first_uninitialized,
7516 cse_reg_info_timestamp): New.
7517 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7519 (init_cse_reg_info, get_cse_reg_info_1): New.
7520 (get_cse_reg_info): Cache the last look-up.
7521 (new_basic_block): Update the code to clear mappings from
7522 registers to cse_reg_info entries.
7523 (cse_main): Call init_cse_reg_info.
7525 * cse.c (get_cse_reg_info): Update a comment.
7527 2005-01-31 Steven Bosscher <stevenb@suse.de>
7530 * c-decl.c (start_decl): Do not warn about arrays of elements with
7531 an incomplete type here.
7532 (grokdeclarator): Do it here by making a pedwarn an error.
7533 * c-typeck.c (push_init_level): If there were previous errors with
7534 the constructor type, do not warn about braces for initializers.
7535 (process_init_element): Likewise for excess initializer elements.
7537 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7539 * cse.c (delete_trivially_dead_insn): Don't iterate.
7541 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7543 * config/rs6000/rs6000.md (copysignsf3): New expand.
7544 (copysigndf3): Likewise.
7546 2005-01-31 Steven Bosscher <stevenb@suse.de>
7548 * recog.c (constrain_operands): Only look for earlyclobber operand
7549 conflicts if an '&' constraint was seen.
7551 2005-01-31 Marc Espie <espie@openbsd.org>
7553 * config.gcc: Don't include embedded systems fragment, switches default
7554 debugging format to ELF.
7555 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7556 longer pick it up there.
7558 2005-01-31 Dale Johannesen <dalej@apple.com>
7560 * doc/extend.texi (nested functions): Fix linkage description.
7561 Clarify that static is not allowed.
7563 2005-01-31 Dale Johannesen <dalej@apple.com>
7565 * config/rs6000/darwin.md (movsf_low_di): Make work.
7566 (movdf_low_di): Make work.
7568 2005-01-31 Dale Johannesen <dalej@apple.com>
7570 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7571 Make work for 64 bit.
7573 2005-01-31 Roger Sayle <roger@eyesopen.com>
7574 Dale Johannesen <dalej@apple.com>
7577 * fold-const.c (fold_binary_op_with_conditional_arg):
7578 Make types match original operands, before STRIP_NOPS.
7580 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7582 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7583 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7584 (struct gcc_sigcontext): Delete. Merge contents to..
7585 (struct gcc_ucontext): ..here.
7586 (get_sigcontext): Delete.
7587 (get_regs): New function, like get_sigcontext but return regs ptr.
7588 64-bit version finds regs from r1 to support vdso.
7589 (ppc_linux_aux_vector): New function.
7590 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7593 2005-01-31 Ira Rosen <irar@il.ibm.com>
7595 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7597 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7598 redundant fold. Fix misalignment for MINUS_EXPR.
7599 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7600 (vect_analyze_pointer_ref_access): Likewise.
7601 (vect_get_memtag_and_dr): Likewise.
7603 2005-01-31 Richard Henderson <rth@redhat.com>
7605 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7606 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7607 absnegdf2_i387, absnegxf2_i387): Likewise.
7609 2005-01-31 Richard Henderson <rth@redhat.com>
7612 * optabs.c (expand_copysign_absneg): New.
7613 (expand_copysign_bit): Split out from ...
7614 (expand_copysign): ... here. Use expand_copysign_absneg.
7616 2005-01-30 Roger Sayle <roger@eyesopen.com>
7619 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7620 constant as the second operand and a register as the third.
7622 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7625 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7626 that dllimport'd functions do not use all call-clobbered registers
7629 2005-01-30 Richard Henderson <rth@redhat.com>
7632 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7633 expand_abs_nojump and generalize. Use operand_subword and
7634 emit_no_conflict_block. Support large modes.
7635 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7637 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7638 negation to subtraction.
7639 (expand_copysign): Check that the format has signed zeros.
7640 Use operand_subword and emit_no_conflict_block. Support large modes.
7642 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7644 Fix PR tree-optimization/19624
7646 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7647 * tree-ssa-pre.c: Add cfgloop.h.
7649 (pre_stats): New member, constified.
7650 (inserted_exprs): New static variable.
7651 (NECESSARY): New macro.
7652 (create_expression_by_pieces): Fold the expression, and
7653 mark it as defaulting to not necessary. Also put in
7655 (fully_constant_expression): New function.
7656 (insert_into_preds_of_block): Modify to not insert phis when we
7657 are playing with induction variables.
7658 Push phis onto the inserted_exprs vector, and mark them as not
7659 necessary by default.
7660 (insert_aux): Call fully_constant_expression on eprime.
7661 If all edges produce the same value, mark it constant.
7662 (mark_operand_necessary): New function.
7663 (remove_dead_inserted_code): New function.
7664 (init_pre): Init loop optimizer to get loop info.
7665 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7666 (execute_pre): Commit edge inserts, then remove dead code.
7668 2005-01-30 Richard Henderson <rth@redhat.com>
7670 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7671 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7673 2005-01-30 Richard Henderson <rth@redhat.com>
7676 * config/i386/i386.c (ix86_expand_copysign): New.
7677 (ix86_split_copysign_const): New.
7678 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7679 rearrange op1/nmask operands.
7680 * config/i386/i386-protos.h: Update.
7681 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7682 (copysigndf3): Likewise.
7683 (copysignsf3_const, copysigndf3_const): New.
7684 (copysignsf3_var): Rename from copysignsf3, split out splitter
7685 and fix split predicate for X constraint.
7686 (copysigndf3_var): Similarly.
7688 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7690 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7691 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7692 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7694 2005-01-29 Richard Henderson <rth@redhat.com>
7697 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7698 of # and * in constraints.
7700 2005-01-29 Richard Henderson <rth@redhat.com>
7703 * expr.c (store_field): Don't strip sub-mode cast when the input
7704 data is even smaller.
7706 2005-01-29 Richard Henderson <rth@redhat.com>
7709 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7712 2005-01-29 Richard Henderson <rth@redhat.com>
7714 * combine.c (make_field_assignment): Fix argument order
7717 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7719 PR tree-optimization/15791
7720 * fold-const.c (extract_array_ref): New function.
7721 (fold): Fold comparisons between &a[i] and &a[j] or
7722 semantically equivalent trees.
7724 2005-01-29 Jeff Law <law@redhat.com>
7726 * gcse.c (insert_expr_in_table): Revamp handling of available
7727 and anticipatable occurrence lists to avoid unnecessary list
7729 (insert_set_in_table): Similarly.
7731 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7733 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7735 (c_build_qualified_type): Build qualified array types with
7736 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7737 * c-decl.c (c_make_fname_decl): Build unqualified array type
7738 before qualified type.
7739 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7740 type is qualified, not just if type itself is. Don't apply
7741 qualifiers to array type when declarator is processed. Apply
7742 qualifiers to field type whether or not it is an array type.
7743 Don't handle array types specially for applying qualifiers to
7745 * c-typeck.c (composite_type): Build unqualified element type and
7746 array type when forming composite of array types.
7747 (common_pointer_type, comptypes, comp_target_types,
7748 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7749 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7751 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7752 (args2) in variables a1 and a2.
7754 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7756 * cse.c (n_elements_made, max_elements_made): Remove.
7757 (insert): Don't touch n_elements_made.
7758 (cse_main): Don't touch n_elements_made or max_elements_made.
7760 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7763 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7764 configuration part of dp-bit.c to be lost.
7766 2005-01-28 Roger Sayle <roger@eyesopen.com>
7768 * expmed.c (expand_mult_highpart_optab): When attempting to use
7769 a non-widening multiplication in a wider mode, the operands need
7770 to be converted (zero or sign extended) to that mode.
7772 2005-01-28 Ian Lance Taylor <ian@airs.com>
7776 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7777 through if both operands fall through.
7779 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7781 * cse.c (fold_rtx) <PC>: Don't optimize.
7783 2005-01-28 Jeff Law <law@redhat.com>
7785 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7786 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7788 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7790 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7791 cse_reg_info_used_list_end): Remove.
7792 (cse_reg_info_list, cse_reg_info_list_free): New.
7793 (get_cse_reg_info): When allocating an instance of
7794 cse_reg_info, add it to the beginning of the cse_reg_info_list
7795 list. Remove code to maintain cse_reg_info_used_list.
7796 (new_basic_block): Reset the free list to the beginning of
7799 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7801 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7802 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7803 (frv_expand_mdpackh_builtin): New function.
7804 (frv_expand_builtin): Use it to expand __MDPACKH.
7805 * doc/extend.texi (__MDPACKH): Update documentation.
7807 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7809 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7810 SSE_FLOAT_MODE_P for use_sse computation.
7812 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7815 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7817 2005-01-27 Richard Henderson <rth@redhat.com>
7819 * builtins.c (expand_builtin_copysign): New.
7820 (expand_builtin): Call it.
7821 * genopinit.c (optabs): Add copysign_optab.
7822 * optabs.c (init_optabs): Initialize it.
7823 (expand_copysign): New.
7824 * optabs.h (OTI_copysign, copysign_optab): New.
7825 (expand_copysign): Declare.
7827 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7828 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7830 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7831 (ix86_expand_fp_absneg_operator): ... here.
7832 (ix86_split_copysign): New.
7833 * config/i386/i386-protos.h: Update.
7834 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7835 (copysignsf3, copysigndf3): New.
7837 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7838 (copysignsf3, ncopysignsf3): New.
7839 (copysigndf3, ncopysigndf3): New.
7840 (copysignxf3, ncopysignxf3): New.
7841 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7843 2005-01-27 Arend Bayer <arend.bayer@web.de>
7844 Kazu Hirata <kazu@cs.umass.edu>
7846 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7847 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7848 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7851 2005-01-27 Jeff Law <law@redhat.com>
7853 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7854 definitions of SSA_NAMEs which are not being rewritten.
7855 (rewrite_ssa_into_ssa): Only initialize the current definition
7856 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7857 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7858 SSA_NAMEs before returning.
7860 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7862 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7863 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7864 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7865 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7866 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7868 2005-01-27 Steven Bosscher <stevenb@suse.de>
7871 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7872 higher to -O2 and higher. Likewise for tree PRE.
7873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7876 2005-01-27 Ian Lance Taylor <ian@airs.com>
7879 * gimple-low.c (try_catch_may_fallthru): New static function.
7880 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7881 * tree-inline.c (expand_call_inline): Don't warn about reaching
7882 the end of a non-void function being inlined if the function uses
7885 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7887 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7890 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7891 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7892 (implicitly_declare): Handle error_mark_node.
7894 2005-01-27 Richard Henderson <rth@redhat.com>
7897 * tree.h (struct tree_decl): Add debug_expr_is_from.
7898 (DECL_DEBUG_EXPR_IS_FROM): New.
7899 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7900 * dwarf2out.c (dwarf2out_var_location): Update to match.
7901 * tree-outof-ssa.c (create_temp): Likewise.
7902 * var-tracking.c (track_expr_p): Likewise.
7903 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7904 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7905 * toplev.c (default_tree_printer): Likewise.
7907 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7909 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7910 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7912 2005-01-27 Steven Bosscher <stevenb@suse.de>
7914 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7915 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7916 ASM_CLOBBERS): Add tree checks.
7918 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7919 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7920 * c-common.def (SWITCH_STMT): Update to match.
7921 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7922 macros instead of SWITCH_EXPR ones.
7923 * c-dump.c (c_dump_tree): Likewise.
7924 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7925 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7927 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7929 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7931 * unwind-dw2.c (execute_stack_op): Add missing cases for
7932 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7934 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7936 * config.gcc (Obsolete configurations): Remove 'dummy', add
7937 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7940 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7942 PR tree-optimization/19633
7943 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7945 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7946 are no call-clobbered variables.
7947 * tree-outof-ssa.c (check_replaceable): Return false for calls
7950 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7952 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7953 even for variables with NULL DECL_INITIAL.
7955 2005-01-26 Stuart Hastings <stuart@apple.com>
7957 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7959 2005-01-26 Richard Henderson <rth@redhat.com>
7962 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7964 * expr.c (store_field): Strip conversions to odd-bit-sized types
7965 if the destination field width matches.
7967 2005-01-26 Richard Henderson <rth@redhat.com>
7969 * c-decl.c, expmed.c, expr.c: Revert last change.
7971 2005-01-26 Richard Henderson <rth@redhat.com>
7974 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7976 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7977 if we don't need the bits above those present in the current mode.
7978 * expr.c (store_field): Strip conversions to odd-bit-sized types
7979 if the destination field width matches.
7981 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7983 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7984 either -ffast-math or -funsafe-math-optimizations is in use.
7986 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7990 * config/avr/avr.c (notice_update_cc): Only set condition code for
7991 ashrqi3 if shift count > 0.
7992 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7993 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7994 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7995 count <= 0 as a no-op, and shift count >= width by copying zero
7996 or sign bit to all bits of the result.
7997 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7998 count, with attribute "length" set to 0 and "cc" set to "none".
8000 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8002 * doc/invoke.texi: Document -mTLS.
8004 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8005 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8006 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8007 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8008 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8009 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8010 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8011 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8013 * configure.ac: Check for a TLS capable gas.
8015 * configure: Regenerate.
8017 2005-01-26 Richard Henderson <rth@redhat.com>
8020 * combine.c (make_field_assignment): Simplify store to zero_extract
8021 from a source with an overlapping mask.
8023 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8025 2004-11-11 Eric Christopher <echristo@redhat.com>
8027 * config/frv/frv.md: Add fr400_integer automaton. Don't
8028 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8031 2005-01-26 Steven Bosscher <stevenb@suse.de>
8034 * cfgbuild.c (make_edges): Do not clear or set
8035 current_function_has_computed_jump.
8036 * function.h (struct function): Remove the has_computed_jump field.
8037 (current_function_has_computed_jump): Do not define.
8038 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8039 in a computed jump. Ignore current_function_has_computed_jump.
8041 2005-01-26 Richard Henderson <rth@redhat.com>
8044 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8045 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8047 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8048 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8049 objects into static storage if they have more than one non-zero value.
8050 * tree.h (categorize_ctor_elements): Update decl.
8052 2005-01-26 Steven Bosscher <stevenb@suse.de>
8055 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8056 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8057 to this function from 2004-07-10.
8058 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8059 the current function for tail call optimizations if the address
8060 of one of it its arguments is taken.
8062 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8064 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8066 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8068 * function.c (expand_function_end): If current_function_calls_alloca,
8069 emit stack restore in a place that is reached when the function falls
8072 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8074 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8075 rule to avoid matching inappropriate suffix rule.
8077 2005-01-26 Jan Hubicka <jh@suse.cz>
8079 PR tree-optimization/19241
8080 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8082 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8084 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8085 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8087 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8088 <sim*>: Always use crt1.o, regardless of N in simN.
8089 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8090 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8091 (CRT_CALL_STATIC_FUNCTION): Remove.
8092 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8093 use crt1.o, regardless of N in simN.
8094 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8095 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8096 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8097 case isystem setting.
8098 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8100 2005-01-25 Ian Lance Taylor <ian@airs.com>
8102 * gimple-low.c (block_may_fallthru): Correct handling of
8103 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8105 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8107 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8108 handlers to match indentation; nested under the mtune=* handler.
8109 Similar for mcpu= and march=.
8111 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8113 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8114 * config/mips/linux64.h (LIB_SPEC): Likewise.
8115 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8116 * config/sh/linux.h (LIB_SPEC): Likewise.
8118 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8120 * config/frv/frv.c (frv_legitimize_tls_address): New.
8121 (TARGET_HAVE_TLS): Define.
8122 (FRV_SYMBOL_REF_TLS_P): Define.
8123 (frv_override_options): Handle new register classes.
8124 (frv_legitimate_address_p): Reject tls addresses.
8125 (frv_legitimize_address): Handle TLS addresses.
8126 (gen_inlined_tls_plt): New.
8128 (frv_legitimize_tls_address): New.
8129 (unspec_got_name): Add TLS entries.
8130 (got12_operand): Add R_FRV_TLSMOFF12 case.
8131 (frv_emit_move): Fixup TLS addresses.
8132 (frv_emit_movsi): Legitimize TLS addresses.
8134 * config/frv/frv.h (MASK_BIG_TLS): New.
8135 (TARGET_BIG_TLS): New.
8136 (HAVE_AS_TLS): Define.
8137 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8138 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8139 (REG_CLASS_NAMES): Same.
8140 (REG_CLASS_CONTENTS): Same.
8141 (CONSTRAINT_LEN): New.
8142 (REG_CLASS_FROM_CONSTRAINT): New.
8143 (PREDICATE_CODES): Add symbolic_operand.
8145 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8146 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8147 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8148 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8149 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8150 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8151 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8152 GR9_REG, GR14_REG, LRREG.
8153 (type): Add load_or_call attribute.
8154 ("load_or_call"): New reservation.
8155 ("call_gettlsoff"): New.
8156 ("tls_indirect_call"): New.
8157 ("tls_load_gottlsoff12"): New.
8158 ("tlsoff_hilo"): New.
8159 ("tls_tlsdesc_ldd"): New.
8160 ("tls_tlsoff_ld"): New.
8163 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8165 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8167 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8168 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8169 * config/frv/frv.c (TLS_BIAS): Define.
8170 (frv_output_dwarf_dtprel): New.
8172 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8174 PR rtl-optimization/19579
8175 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8176 both A and B, see if they don't clobber registers the other expr uses.
8178 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8180 * real.c (do_add): Initialize signalling and canonical members.
8182 * real.c (real_from_integer): Zero out destination.
8184 2005-01-18 Jan Hubicka <jh@suse.cz>
8186 PR tree-optimize/19337
8187 * tree-inline.c (initialize_inlined_parameters): Copy
8188 saved_static_chain_decl only.
8190 2005-01-25 Richard Henderson <rth@redhat.com>
8194 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8195 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8196 80387 enabled, to return a proper subclass. Return the subset that
8197 overlaps with GENERAL_REGS for PLUS.
8198 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8200 2005-01-25 Richard Henderson <rth@redhat.com>
8203 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8205 2005-01-25 Roger Sayle <roger@eyesopen.com>
8207 * expmed.c (choose_multiplier): Change interface to return the
8208 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8209 (expand_divmod): Update calls to choose_multiplier.
8211 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8214 * expmed.c (extract_bit_field): Use adjust_address instead of
8215 gen_lowpart when op0 is a MEM.
8217 2005-01-24 Steven Bosscher <stevenb@suse.de>
8219 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8221 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8223 * config/mips/irix-csr.c: New file.
8224 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8225 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8226 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8229 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8232 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8233 sparc/elf.h, add sparc/sp-elf.h.
8234 (sparc-*-rtems*): Likewise.
8235 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8236 tm-dwarf2.h, add sparc/sp-elf.h.
8237 (sparc86x-*-elf): Likewise.
8238 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8239 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8240 TARGET_OS_CPP_BUILTINS.
8241 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8242 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8244 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8245 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8246 (SWITCH_TAKES_ARG): Likewise.
8247 (LOCAL_LABEL_PREFIX): Likewise.
8248 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8249 (TARGET_N_FORMAT_TYPES): Delete.
8250 (TARGET_FORMAT_TYPES): Likewise.
8251 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8252 * config/sparc/elf.h: Delete.
8253 * config/sparc/sp-elf.h: New file.
8255 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8257 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8258 * tree-flow.h: Remove the corresponding prototype.
8259 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8260 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8262 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8265 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8266 for AIX ABI or ELF -fPIC.
8267 (rs6000_emit_load_toc_table): Don't create toc_section here.
8268 (rs6000_xcoff_file_start): Nor here.
8270 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8272 * sh.c (ra.h): Don't #include.
8273 (hard_regs_intersect_p): New function, resurrected from ra.c.
8275 * sh.c: Fix 1996 Copyright.
8277 2005-01-24 Richard Henderson <rth@redhat.com>
8278 Aldy Hernandez <aldyh@redhat.com>
8280 * regrename.c (note_sets): Handle subregs.
8282 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8285 * genconditions.c (write_header, write_conditions): Elide file if
8288 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8290 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8291 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8294 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8296 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8297 expand_builtin_printf, expand_builtin_fprintf,
8298 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8299 checking against POINTER_TYPE.
8300 (validate_arglist): Handle POINTER_TYPE code by checking
8303 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8305 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8307 (for_each_rtx): Call for_each_rtx_1.
8308 * rtl.h (init_rtlanal): Declare.
8309 * toplev.c (backend_init): Call init_rtlanal.
8311 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8313 * flow.c (propagate_one_insn): Formatting.
8316 * flow.c (libcall_dead_p): Be more conservative if unsure.
8317 If there are any instructions between insn and call, see if they are
8318 all dead before saying the libcall is dead.
8320 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8322 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8323 operand constraint for operand 0.
8325 2005-01-23 Richard Henderson <rth@redhat.com>
8328 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8329 edges leading to join block.
8331 2005-01-23 Roger Sayle <roger@eyesopen.com>
8333 * expmed.c (expand_mult_highpart): Make static. Change type of
8334 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8335 (expand_divmod): Updates calls to expand_mult_highpart by using
8336 gen_int_mode to pass a CONST_INT rtx.
8337 * rtl.h (expand_mult_highpart): Remove prototype.
8339 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8341 * flow.c (regset_bytes, regset_size): Remove.
8343 * cfganal.c: Fix a reference to Harvey's paper.
8345 2005-01-23 Steven Bosscher <stevenb@suse.de>
8347 PR rtl-optimization/19464
8348 * tree-optimize.c (init_tree_optimization_passes): Add one more
8349 copyrename pass just before out-of-ssa.
8351 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8354 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8355 * ggc-none.c (ggc_free): Define.
8357 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8359 * cse.c (max_reg, max_insn_uid): Remove.
8360 (cse_main): Don't access max_reg or max_insn_uid.
8362 * c-common.c (explicit_flag_signed_bitfields,
8363 lang_statement_code_p, lang_expand_function_end): Remove.
8364 * c-common.h: Remove the corresponding declarations.
8365 * c-opts.c (c_common_handle_option): Remove all write access
8366 to explicit_flag_signed_bitfields.
8368 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8369 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8370 * cgraph.h: Remove the corresponding declaration.
8372 * gcse.c (null_pointer_info): Remove.
8374 2005-01-23 Roger Sayle <roger@eyesopen.com>
8375 Eric Botcazou <ebotcazou@libertysurf.fr>
8377 * combine.c (simplify_logical): Only simplify logical expressions
8378 of the form ior(and(x,y),z) by the inverse distributive law if the
8379 result is cheaper than the original.
8381 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8383 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8384 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8385 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8386 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8387 config/freebsd-spec.h, config/arm/arm.h,
8388 config/h8300/h8300.md, config/i386/i386.md,
8389 config/i386/predicates.md, config/i386/sse.md,
8390 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8391 config/vax/vax.md: Fix comment typos. Follow spelling
8394 2005-01-23 Steven Bosscher <stevenb@suse.de>
8396 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8397 tests, instead of `less than'.
8399 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8401 * function.c (assign_parm_setup_block): When creating a new stack slot
8402 for a parameter, get its alignment from the parameter's DECL_ALIGN
8403 rather than the type's TYPE_ALIGN. Make sure that the parameter
8404 is at least word aligned.
8406 2005-01-22 Roger Sayle <roger@eyesopen.com>
8409 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8411 2005-01-22 Richard Henderson <rth@redhat.com>
8414 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8415 in both compare operands.
8416 (movdfcc_1_sse_max): Likewise.
8417 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8418 (movdfcc_1_sse): Likewise.
8419 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8420 scratch register as needed.
8422 2005-01-22 Richard Henderson <rth@redhat.com>
8424 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8426 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8428 2005-01-22 Richard Henderson <rth@redhat.com>
8430 * genopinit.c (optabs): Use smin/smax for floating point too.
8431 * doc/md.texi: Update to match. Clarify that floating point
8432 results are undefined for +0/-0 and NaN.
8433 * doc/rtl.texi: Likewise.
8434 * rtl.def (SMIN, SMAX): Likewise
8435 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8437 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8438 leading 's' to the name.
8439 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8440 smaxxf3, sminxf3): Likewise.
8441 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8444 2005-01-22 Paul Brook <paul@codesourcery.com>
8446 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8448 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8450 * config/s390/s390.c (struct processor_costs): New fields
8451 dlgr, dlr, dr, dsgfr, dsgr.
8452 (z900_cost, z990_cost): Values for new fields.
8453 (s390_rtx_costs): New cases MEM und COMPARE in switch
8454 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8455 DIV, MOD, UDIV, UMOD.
8457 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8459 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8460 into the register being decremented.
8461 ("doloop_si31", "doloop_di"): Likewise.
8462 ("*doloop_si_long"): Adapt pattern.
8464 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8466 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8468 (CLASS_MAX_NREGS): Likewise.
8470 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8472 * doc/tree-ssa.texi (Statement Operands): Add example for new
8473 must-def macro. Note deprecation of old operands interface.
8475 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8477 PR tree-optimization/19484
8478 * tree-cfg.c (remove_fallthru_edge): New function.
8479 (cleanup_control_flow): Remove fallthru edges from calls that are
8480 now known not to return.
8482 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8484 Fix PR tree-optimization/19038
8485 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8486 copies with loop variant ones.
8488 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8490 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8491 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8492 config/alpha/alpha.md, config/alpha/predicates.md,
8493 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8494 config/sparc/sol2.h: Update copyright.
8496 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8497 first label to see if it is a nonlocal label.
8499 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8500 Andrew Pinski <pinskia@physics.uc.edu>
8503 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8504 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8506 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8508 * config/rs6000/rtems.h: Update copyright.
8510 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8513 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8514 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8515 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8517 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8520 * c-typeck.c (convert_arguments): Check for error_mark_node.
8522 2005-01-21 Ian Lance Taylor <ian@airs.com>
8524 PR tree-optimization/13000
8525 * tree-inline.c: Include "tree-flow.h".
8526 (expand_call_inline): If warn_return_type, warn if non-void inline
8527 function falls through.
8528 * tree-cfg.c (execute_warn_function_return): Don't warn about
8529 control reaching end if TREE_NO_WARNING is set. Set
8531 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8533 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8534 branch if we don't need one.
8535 * c-typeck.c: Include "tree-flow.h"
8536 (c_finish_bc_stmt): Don't add a goto if the current statement
8537 list doesn't fall through to the current point.
8539 2005-01-21 Roger Sayle <roger@eyesopen.com>
8541 PR rtl-optimization/576
8542 * real.c (real_arithmetic): Change return type from void to bool
8543 to return an indication that the result may be inexact.
8544 * real.h (real_arithmeric): Update prototype.
8545 * fold-const.c (const_binop): Don't constant fold floating
8546 point expressions when the user specifies -frounding-math and
8547 the result may depend upon the run-time rounding mode.
8548 (fold_convert_const_real_from_real): Clean-up.
8549 (fold_initializer): Ignore flag_rounding_math for initializers.
8550 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8551 constant fold FP operations with flag_rounding_math if the
8552 result may depend upon the run-time rounding mode.
8554 2005-01-21 Tom Tromey <tromey@redhat.com>
8556 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8558 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8560 * tree-cfg.c: Fix comment typos.
8562 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8564 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8565 around the call to rest_of_handle_branch_target_load_optimize.
8567 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8569 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8570 (sparc64-*-openbsd*): Likewise.
8571 (sparclite-*-elf*): Include tm-dwarf2.h.
8572 (sparc86x-*-elf*): Likewise.
8573 (sparc64-*-elf*): Likewise.
8574 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8575 (DBX_DEBUGGING_INFO): Likewise.
8576 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8577 (PREFERRED_DEBUGGING_TYPE): Likewise.
8578 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8579 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8580 (PREFERRED_DEBUGGING_TYPE): Likewise.
8581 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8582 (PREFERRED_DEBUGGING_TYPE): Likewise.
8583 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8585 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8588 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8590 2005-01-20 Paul Brook <paul@codesourcery.com>
8592 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8594 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8596 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8597 label is first in a sequence of labels.
8599 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8601 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8602 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8604 * doc/sourcebuild.texi (Test Directives): New.
8606 2005-01-20 Roger Sayle <roger@eyesopen.com>
8608 * real.c (real_floor): Don't leave the result uninitialized when
8609 mode is VOIDMode, but return the unrounded intermediate value.
8610 (real_ceil): Likewise.
8612 2005-01-20 Paul Brook <paul@codesourcery.com>
8614 * config/arm/arm.md (insv): Use gen_int_mode.
8616 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8618 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8619 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8620 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8621 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8622 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8624 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8627 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8628 fbreg, so we have to assume we can't.
8629 (loc_descriptor_from_tree_1): Ditto.
8630 (containing_function_has_frame_base): New function.
8631 (add_location_or_const_value_attribute): Use it.
8632 Also try to generate a frame_base from a single element location
8635 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8637 PR tree-optimization/15349
8638 * timevar.def (TV_TREE_MERGE_PHI): New.
8639 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8641 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8642 calls to tree_forwarder_block_p.
8643 (remove_forwarder_block_with_phi, merge_phi_nodes,
8644 gate_merge_phi, pass_merge_phi): New.
8645 * tree-optimize.c (init_tree_optimization_passes): Add
8647 * tree-pass.h: Add an extern for pass_merge_phi;
8649 2005-01-20 Richard Henderson <rth@redhat.com>
8652 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8653 (_mm_castps_pd, _mm_castps_si128): New.
8654 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8656 2005-01-20 Richard Henderson <rth@redhat.com>
8659 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8660 __builtin_ia32_vec_init_v2si.
8661 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8662 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8663 (ix86_init_mmx_sse_builtins): Create it.
8664 (ix86_expand_builtin): Expand it.
8665 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8666 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8667 (vec_extractv2si_0, vec_extractv2si_1): New.
8669 2005-01-20 Richard Henderson <rth@redhat.com>
8672 * config/i386/i386.c (ix86_expand_push): New.
8673 * config/i386/mmx.md (push<MMXMODE>1): New.
8674 * config/i386/sse.md (push<SSEMODE>1): New.
8675 * config/i386/i386-protos.h: Update.
8677 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8679 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8682 2005-01-20 Richard Henderson <rth@redhat.com>
8684 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8685 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8687 2005-01-19 Richard Henderson <rth@redhat.com>
8690 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8691 to V4SFmode in SSE1 fallback load path.
8693 2005-01-19 Richard Henderson <rth@redhat.com>
8695 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8696 in QImode expansion to ix86_expand_vector_set.
8697 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8699 2005-01-19 Richard Henderson <rth@redhat.com>
8702 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8703 subclass of the input class.
8704 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8705 Always true for cross-SSE1 classes. Rationalize conditionals.
8706 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8707 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8708 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8709 (movdi_2): Add MMX/SSE zeros.
8710 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8711 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8712 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8713 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8714 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8715 (zero_extendsidi2_rex64_1): Remove.
8716 (MOV0 peephole): Check GENERAL_REG_P.
8718 2005-01-19 Richard Henderson <rth@redhat.com>
8721 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8723 (ix86_expand_vector_extract): Likewise.
8725 2005-01-19 Richard Henderson <rth@redhat.com>
8728 * expr.c (emit_move_change_mode): New argument force; use
8729 simplify_gen_subreg if true.
8730 (emit_move_via_alt_mode): Merge into ...
8731 (emit_move_via_integer): ... here.
8732 (emit_move_ccmode): Use emit_move_change_mode directly.
8734 2005-01-19 Richard Henderson <rth@redhat.com>
8737 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8738 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8739 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8741 (alpha_emit_set_const): Likewise. Make static.
8742 (alpha_emit_set_long_const): Make static.
8743 (alpha_extract_integer): Split out from alpha_expand_mov.
8744 (alpha_split_const_mov): Likewise.
8745 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8746 (alpha_legitimate_constant_p): New.
8747 * config/alpha/alpha-protos.h: Update.
8748 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8749 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8750 * config/alpha/alpha.md (movsi): Add n alternative.
8751 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8752 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8753 (splitters for all of the above): Use alpha_split_const_mov.
8754 * config/alpha/predicates.md (non_add_const_operand): New.
8755 (non_zero_const_operand): New.
8756 (input_operand): Use alpha_legitimate_constant_p after reload.
8758 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8760 PR tree-optimization/19038
8761 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8762 (add_candidate): Add ivs with increment in latch only if
8763 allow_ip_end_pos_p is true.
8764 (determine_iv_cost): Use empty_block_p.
8766 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8768 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8769 (compute_dominance_frontiers): Ditto.
8771 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8774 * config/sh/t-rtems: New.
8775 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8777 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8779 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8780 the offset of the selected field.
8782 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8784 * tree-cfg.c (remove_forwarder_block): Fix the check to
8785 prevent a nonlocal label from appearing in the middle of a
8788 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8790 PR rtl-optimization/19462
8791 * reorg.c (find_end_label): Create return insn only if
8792 current_function_epilogue_delay_list is empty.
8794 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8796 * doc/passes.texi: Remove paragraph mentioning new-ra.
8798 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8800 PR rtl-optimization/15139
8801 * combine.c: Include params.h.
8802 (count_rtxs): New function.
8803 (record_value_for_reg): If replace_rtx would replace at least
8804 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8805 (clobber (const_int 0)) instead of TEM.
8806 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8807 * params.h (MAX_LAST_VALUE_RTL): New.
8808 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8809 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8812 * c-typeck.c (digest_init): Only call build_vector if all constructor
8813 elements are *_CST nodes.
8814 * gimplify.c (gimplify_init_constructor): Likewise.
8817 * c-typeck.c (digest_init): Only call build_vector if inside_init
8820 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8822 * toplev.c (init_asm_output): Remove dead #ifdef.
8824 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8826 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8828 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8830 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8831 accessing DECL_FUNCTION_CODE.
8832 * dojump.c (do_jump): Likewise.
8833 * gimplify.c (gimplify_call_expr): Likewise.
8834 * predict.c (expr_expected_value): Likewise.
8835 (strip_builtin_expect): Likewise.
8836 * tree-inline.c (estimate_num_insns_1): Likewise.
8837 * tree-ssa-loop-im.c (stmt_cost): Likewise
8838 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8839 (tree_expr_nonnegative_p): Likewise.
8841 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8843 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8844 variant of the load_pcrel_sym pattern.
8845 * config/sparc/sparc.md (P macro): Move to the top.
8846 (load_pcrel_sym): Macroize using P.
8847 (save_register_window): Likewise.
8849 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8851 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8854 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8857 * c-typeck.c (build_asm_expr): Strip nops off
8858 input memory operands.
8860 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8862 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8863 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8864 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8865 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8867 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8870 * config/i386/i386.c (override_options): If the 80387 is disabled,
8871 then do not return FP values using FP registers.
8873 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8875 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8876 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8877 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8878 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8879 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8880 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8881 output.h, postreload-gcse.c, postreload.c, recog.c,
8882 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8883 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8884 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8885 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8886 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8887 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8888 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8889 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8891 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8892 config/alpha/alpha.c, config/arm/vfp.md,
8893 config/i386/emmintrin.h, config/i386/i386-modes.def,
8894 config/i386/i386-protos.h, config/i386/i386.h,
8895 config/i386/pmmintrin.h, config/i386/ppro.md,
8896 config/i386/predicates.md, config/i386/xmmintrin.h,
8897 config/i860/i860.c, config/ia64/ia64-modes.def,
8898 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8899 config/ia64/ia64.md, config/ia64/itanium1.md,
8900 config/ia64/itanium2.md, config/ia64/predicates.md,
8901 config/iq2000/iq2000.h, config/mips/linux64.h,
8902 config/rs6000/aix41.h, config/rs6000/aix43.h,
8903 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8904 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8905 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8906 config/sparc/linux64.h, config/sparc/litecoff.h,
8907 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8908 config/sparc/sparc.h, config/sparc/sparc.md,
8909 config/sparc/sysv4-only.h: Update copyright.
8911 2005-01-18 Richard Henderson <rth@redhat.com>
8914 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8916 2005-01-18 Marc Espie <espie@openbsd.org>
8917 * config/i386/openbsdelf.h: Typo.
8919 2005-01-18 Richard Henderson <rth@redhat.com>
8921 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8922 special case for sse.
8923 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8925 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8927 * tree-inline.c (estimate_num_insns_1): Added cases for
8928 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8930 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8932 PR rtl-optimization/19296
8933 * combine.c (simplify_comparison): Rewrite the condition under
8934 which a non-paradoxical SUBREG of a PLUS can be lifted when
8935 compared against a constant.
8937 2005-01-18 Andi Kleen <ak@muc.de>
8939 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8940 * c.opt (-Wpointer-sign): Add.
8941 * doc/invoke.texi: (-Wpointer-sign): Add.
8943 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8945 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8946 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8947 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8948 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8949 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8950 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8951 for TARGET_MIX_SSE_I387.
8952 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8953 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8954 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8955 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8956 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8957 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8958 TARGET_MIX_SSE_I387.
8959 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8962 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8965 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8966 Add movaps alternative for xmm reg->reg move.
8968 2005-01-17 Jeff Law <law@redhat.com>
8970 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8971 at the end of the main DOM loop rather than just before DOM exits.
8973 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8975 PR tree-optimization/19121
8976 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8977 adding aliases to a name tag, also add them to the pointer's
8979 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8980 sensitive alias info at all. Only check that the two pointers
8981 have compatible pointed-to sets.
8982 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8983 a pointer's type tag is a superset of the alias set of the
8986 2005-01-17 James E Wilson <wilson@specifixinc.com>
8989 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8990 comment to document why.
8992 2005-01-17 Richard Henderson <rth@redhat.com>
8994 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8995 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8996 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8997 sse2_vmsminv2df3_finite): New.
8998 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8999 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9000 Force op1 into register.
9002 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9004 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9005 bubblestrap from always rebuilding build directory.
9007 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9009 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9010 ("*cmpmem_short"): Likewise.
9012 2005-01-17 Steven Bosscher <stevenb@suse.de>
9014 * basic-block.h: Document BB_* flags.
9015 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9016 use an sbitmap instead.
9017 * sched-rgn.c (compute_trg_info): Likewise.
9019 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9021 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9022 redundant target_cpu_default and extra_parts lines. Use the default
9024 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9025 (SUBTARGET_EXTRA_SPECS): Delete.
9026 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9027 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9028 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9029 and "n32" for -mabi=n32.
9031 2005-01-17 Ian Lance Taylor <ian@airs.com>
9034 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9035 fold constant variables into initial values.
9037 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9039 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9041 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9042 through the statements backward.
9044 2005-01-17 Ian Lance Taylor <ian@airs.com>
9046 PR middle-end/13127:
9047 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9048 a variable set to the return value of the inlined function.
9050 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9052 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9053 when modes are tieable.
9055 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9057 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9058 of pthread_create to find out if threads are enabled.
9059 * gthr-posix95.h (__gthread_active_p): Likewise.
9061 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9063 * common.opt (-fnew-ra): Remove.
9065 * toplev.h (flag_new_regalloc): Remove.
9066 * Makefile.in (ra*.*): Don't mention.
9067 * passes.c (rest_of_handle_new_regalloc): Remove.
9068 (rest_of_handle_combine, rest_of_compilation): Always consider
9069 flag_new_regalloc as false.
9070 * doc/invoke.texi: Don't document -fnew-ra.
9072 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9074 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9075 last parameter to reg_scan.
9076 * loop.c (loop_optimize): Likewise.
9077 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9078 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9079 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9080 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9081 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9082 * regclass.c (reg_scan): Likewise, for the declaration.
9083 * rtl.h (reg_scan): Likewise, for the prototype.
9085 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9087 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9088 mark_dfs_back_edges.
9090 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9092 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9093 (compute_avail): Uses don't go in tmp_gen.
9095 2005-01-16 Steven Bosscher <stevenb@suse.de>
9097 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9098 loop to look for a free slot in a page entry.
9100 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9103 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9104 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9105 just before targetm.asm_out.file_end.
9106 * tree.h (process_pending_assemble_output_defs): Declare.
9107 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9109 (assemble_alias): Defer generation of assembly code for defines when
9110 TARGET_DEFERRED_OUTPUT_DEFS is true.
9111 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9112 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9113 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9115 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9118 * pa.c (pa_scalar_mode_supported_p): New function.
9119 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9120 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9122 * pa-protos.h (prefetch_operand): Delete.
9123 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9124 * pa.c (prefetch_operand): Delete.
9125 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9126 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9127 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9128 and prefetch_nocc_operand.
9129 * pa.md (prefetch): Rework to avoid reload problems handling short
9130 displacements when a cache control completer needs to be provided.
9131 (prefetch_32, prefetch_64): Delete.
9132 (prefetch_cc, prefetch_nocc): New patterns.
9134 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9136 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9138 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9141 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9142 exceeds maximum alignment for global common data.
9143 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9144 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9146 2004-01-15 Roger Sayle <roger@eyesopen.com>
9148 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9150 2004-01-15 Roger Sayle <roger@eyesopen.com>
9152 * harg-reg-set.h (reg_class_names): Prototype global array.
9153 * regclass.c (reg_class_names): Declare here and initialize to
9155 (dump_regclass): Remove local declaration of reg_class_names.
9156 (regclass): Likewise.
9157 * cfg.c (dump_flow_info): Likewise.
9158 * ra-debug.c (reg_class_names): Likewise.
9159 * regrename.c (reg_class_names): Likewise.
9160 * reload.c (reg_class_names): Likewise.
9161 * reload1.c (spill_failure): Likewise.
9162 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9164 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9166 * config/s390/s390.md ("reload_outti"): Remove predicate for
9167 output operand. Abort if operand is not a MEM.
9168 ("reload_outdi", "reload_outdf"): Likewise.
9170 2005-01-15 Marc Espie <espie@openbsd.org>
9172 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9173 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9174 * config/openbsd.h: Fix C++ includes for native configurations.
9175 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9176 Add trampoline support.
9177 * config/i386/openbsdelf.h: New.
9179 2005-01-15 Marc Espie <espie@openbsd.org>
9181 * collect2.c (main): Explicitly parse -dynamic-linker option.
9183 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9185 PR tree-optimization/19060
9186 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9187 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9188 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9189 and handle extract_range_from_cond returning false.
9190 * fold-const.c (fold): Optimize comparisons with min/max even for
9191 width > HOST_BITS_PER_WIDE_INT.
9193 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9195 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9196 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9197 Remove little endian multilib variants.
9198 Add mips32 multilib variant.
9200 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9202 * explow.c (copy_all_reg, stabilize): Remove.
9203 * expr.h: Remove the corresponding prototypes.
9205 * rtlanal.c (regs_set_between_p): Remove.
9206 * rtl.h: Remove the corresponding prototype.
9208 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9210 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9211 to rs6000_nonimmediate_operand.
9212 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9213 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9214 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9215 rs6000_nonimmediate_operand.
9216 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9217 rs6000_nonimmediate_operand.
9219 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9221 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9223 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9225 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9227 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9228 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9230 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9231 (rs6k_nonimmediate_operand): New.
9232 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9234 (legitimate_lo_sum_address_p): Same.
9235 (rs6000_legitimize_address): Same.
9236 (rs6000_legitimize_reload_address): Same.
9237 (rs6000_legitimate_address): Same.
9238 (spe_build_register_parallel): Pass DF and DC modes in a DI
9241 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9242 to rs6k_nonimmediate_operand.
9244 * config/rs6000/spe.md ("*frob_df_di"): New.
9245 ("*frob_di_df"): New.
9246 ("*frob_di_df_2"): New.
9247 ("*mov_sidf_e500_subreg0"): New.
9248 ("*mov_sidf_e500_subreg4"): New.
9249 ("*movdf_e500_double"): Change predicate to
9250 rs6k_nonimmediate_operand.
9252 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9254 * postreload.c (move2add_note_store): Only call
9255 trunc_int_for_mode on scalar integers.
9257 2005-01-14 Steven Bosscher <stevenb@suse.de>
9259 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9260 replace BB_VISITED uses.
9261 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9262 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9263 (tree_dce_done): Free visited_control_parents.
9264 (perform_tree_ssa_dce): Allocate and clear it.
9265 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9266 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9267 instead of BB_VISITED.
9269 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9271 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9272 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9273 Remove unused prototypes.
9275 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9277 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9278 64-bit register usage.
9279 (spe_func_has_64bit_regs_p): Add FIXME note.
9281 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9283 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9284 flag_finite_math_only with flag_unsafe_math_optimizations.
9286 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9288 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9290 (__tpf_eh_return): Copy TPF private stack area from the module
9291 boundary stack frame. Add check for when module addresses are
9292 equal, but no stub address is found.
9294 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9297 * arm.h (struct machine_function): Add call_via field.
9298 (thumb_call_via_label): Declare.
9299 * arm.c (thumb_call_via_label): New variable.
9300 (thumb_call_reg_needed): New variable.
9301 (arm_output_function_epilogue): For Thumb code, output any per-function
9302 call-indirect trampolines.
9303 (thumb_call_via_reg): New function.
9304 (arm_file_end): New function.
9305 (TARGET_ASM_FILE_END): Call arm_file_end.
9306 (aof_file_end): Likewise.
9307 * arm-protos.h (thumb_call_via_reg): Declare.
9308 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9309 thumb_call_via_reg in normal case.
9311 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9314 PR rtl-optimization/19348
9315 * recog.c (peephole2_optimize): Do global life update if some peephole
9316 decides it doesn't need at least one of its inputs and that change
9317 influences liveness at the start of the basic block.
9319 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9320 arguments instead of 1.
9322 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9325 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9326 zero for nested functions needing a static chain or functions
9327 with a non-constant address.
9329 2005-01-13 Roger Sayle <roger@eyesopen.com>
9331 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9332 (and (sign_extend X) C) into (zero_extend (and X C)).
9334 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9336 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9338 2005-01-13 Richard Henderson <rth@redhat.com>
9343 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9344 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9345 not just TARGET_SSE.
9346 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9347 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9348 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9349 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9350 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9351 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9352 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9353 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9354 (movdicc_c_rex64): Rename with '*'.
9355 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9356 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9357 (movsfcc_1_387): Rename from movsfcc_1.
9358 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9359 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9360 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9361 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9362 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9363 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9364 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9365 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9366 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9367 sse_movdfcc_const0_4): Remove.
9368 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9369 recognize min/max early. Update for changed sse cmove patterns.
9370 (ix86_split_sse_movcc): New.
9371 * config/i386/i386-protos.h: Update.
9373 2005-01-13 Steven Bosscher <stevenb@suse.de>
9375 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9376 (fix_stmt_v_may_defs): Likewise.
9378 2005-01-13 Richard Henderson <rth@redhat.com>
9380 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9381 for converting the mask.
9383 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9385 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9388 2005-01-13 Richard Henderson <rth@redhat.com>
9390 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9391 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9392 IX86_BUILTIN_MOVDQ2Q): Remove.
9393 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9394 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9395 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9397 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9398 (sse2_pextrw): Fix immediate constraint.
9399 (sse2_loadq, sse2_loadq_rex64): Remove.
9400 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9401 Use __builtin_ia32_vec_ext_<size>.
9402 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9404 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9406 * function.c (assign_parm_setup_block): Look inside original
9407 entry_parm when inspecting PARALLEL.
9409 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9410 Joel Sherrill <joel@oarcorp.com>
9413 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9414 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9415 rtems_gxx_recursive_mutex_init.
9416 (__gthread_recursive_mutex_lock): New function.
9417 (__gthread_recursive_mutex_trylock): Likewise.
9418 (__gthread_recursive_mutex_unlock): Likewise.
9420 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9422 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9424 2005-01-13 Jan Beulich <jbeulich@novell.com>
9426 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9427 (ashrti3_internal): Indicate output is early clobber. Generate result
9428 into output rather than first input. Use move for low word of output
9429 if shift count is exactly 64.
9430 (lshrti3_internal): Likewise.
9432 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9436 * reload1.c (delete_output_reload): Don't delete an output reload
9437 if the pseudo lives longer than a single basic block. Adjust and
9438 improve wording of comment.
9440 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9443 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9444 of TYPE_SIZE where we mean the number of bytes.
9446 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9448 * function.c (assign_parm_setup_block): Relax condition on
9449 multi-register optimization.
9451 2005-01-12 Nick Clifton <nickc@redhat.com>
9453 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9454 an "in_delay_slot" attribute of "no" to prevent them being used in
9455 delay slots. This is forbidden because they might generate
9458 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9461 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9464 2005-01-12 Nick Clifton <nickc@redhat.com>
9466 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9467 passed on to GAS) but do not define, as GAS no longer supports or
9468 needs the -m2000 option.
9470 2005-01-11 Roger Sayle <roger@eyesopen.com>
9472 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9473 type as args of unprototyped builtins aren't automatically promoted.
9474 (fold_builtin_abs): Likewise.
9476 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9478 * Makefile.in: Set a `build-warn' variable.
9480 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9482 PR tree-optimization/17949
9483 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9484 (find_interesting_uses_address): Use it.
9486 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9488 * regrename.c (kill_value): Handle subreg's that won't simplify.
9490 2005-01-11 Richard Henderson <rth@redhat.com>
9493 * config/i386/i386.h (enum ix86_builtins): Move ...
9494 * config/i386/i386.c: ... here.
9495 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9496 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9497 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9498 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9499 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9500 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9501 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9502 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9503 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9504 IX86_BUILTIN_LOADDDUP): Remove.
9505 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9506 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9507 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9508 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9509 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9510 (ix86_init_builtins): Make static.
9511 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9512 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9513 if all the modes match. Otherwise, fake it.
9514 (get_element_number, ix86_expand_vec_init_builtin,
9515 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9516 (ix86_expand_builtin): Make static. Update for changed builtins.
9517 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9518 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9519 (ix86_expand_vector_init_duplicate): New.
9520 (ix86_expand_vector_init_low_nonzero): New.
9521 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9522 Split out from ix86_expand_vector_init; handle integer modes.
9523 (ix86_expand_vector_init): Use them.
9524 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9525 * config/i386/i386-protos.h: Update.
9526 * config/i386/predicates.md (reg_or_0_operand): New.
9527 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9528 (movv2sf_internal): Likewise. And a splitter to match them all.
9529 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9530 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9531 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9532 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9533 (mmx_pinsrw): Fix operand ordering.
9534 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9535 rather than sse_loadss expander.
9536 (movv2df splitter): Similarly.
9537 (sse_loadss, sse_loadlss): Remove.
9538 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9539 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9540 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9541 (sse3_movddup): Rename with '*'.
9542 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9543 (sse2_loadsd): Remove.
9544 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9545 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9546 (sse2_pinsrw): Fix argument ordering.
9547 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9548 (sse2_stored): Remove 'r' destination.
9549 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9550 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9551 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9552 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9553 vec_extractv16qi, vec_initv16qi): New.
9555 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9556 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9557 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9559 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9560 (_mm_load_si128, _mm_store_si128): Likewise.
9561 (_mm_load1_pd): Use _mm_set1_pd.
9562 (_mm_load_sd): Use _mm_set_sd.
9563 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9564 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9565 (_mm_set_epi64): Use _mm_set_epi64x.
9566 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9567 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9568 _mm_setr_epi8): Use _mm_set_foo form.
9569 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9570 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9571 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9572 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9573 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9574 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9575 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9576 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9577 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9578 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9579 (_mm_movedup_pd): Use _mm_shuffle_pd.
9580 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9581 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9582 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9583 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9585 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9586 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9587 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9588 (_mm_store_ps): Use raw dereference.
9589 (_mm_store1_ps): Use _mm_storeu_ps.
9590 (_mm_storer_ps): Use _mm_store_ps.
9591 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9592 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9594 2005-01-11 Stan Shebs <shebs@apple.com>
9596 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9597 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9599 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9602 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9603 Skip all DECLs except for FIELD_DECLs.
9605 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9607 * config/s390/s390.c (override_options): Return error if
9608 -mbackchain, -mpacked-stack and -mhard-float are used together.
9609 (s390_va_start): Remove the backchain && packed-stack special case.
9610 (s390_gimplify_va_arg): Likewise.
9611 * doc/invoke.texi: Remove the ABI incompatibility note.
9613 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9615 * config/s390/s390.c (struct s390_frame_layout): Remove
9617 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9618 save_backchain_p with TARGET_BACKCHAIN.
9620 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9623 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9624 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9625 * function.c (locate_and_pad_parm): Set new field.
9626 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9627 Tweak where_pad test to include "none". Always set mem align for
9629 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9630 not sufficient for type.
9631 (assign_parm_setup_block): If stack_parm is zero on entry, always
9632 make a new stack local. Block move old stack parm if necessary
9633 to new aligned stack local.
9634 (assign_parm_setup_stack): Use a block move to handle
9635 potentially misaligned entry_parm.
9636 (assign_parms_unsplit_complex): Specify required alignment when
9637 creating stack local.
9638 * calls.c (compute_argument_addresses): Override alignment of stack
9639 arg calculated from its type with the alignment given by
9640 FUNCTION_ARG_BOUNDARY.
9641 (store_one_arg): Likewise.
9643 2005-01-11 Jan Beulich <jbeulich@novell.com>
9645 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9646 Change respective itanium_class attribute to ialu.
9647 (shladdp4_internal): New.
9648 * config/ia64/predicates.md (shladd_log2_operand): New.
9650 2005-01-11 Richard Henderson <rth@redhat.com>
9652 * expr.c (store_constructor): Use rtvec_alloc instead of
9653 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9655 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9657 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9659 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9661 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9662 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9663 (TARGET_RWRELOC): Define.
9664 (ia64_rwreloc_section_type_flags): Delete.
9665 (ia64_section_type_flags): New function.
9666 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9667 (TARGET_RWRELOC): Define.
9669 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9672 * config/ia64/ia64.c (process_set): For alloc insn, only call
9673 process_epilogue is !frame_pointer_needed.
9675 2005-01-10 Roger Sayle <roger@eyesopen.com>
9678 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9679 unary operator and can't be treated as a binary/comparison operator.
9681 2005-01-10 Richard Henderson <rth@redhat.com>
9683 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9684 (ix86_return_in_memory): Likewise.
9685 (function_arg_advance): Likewise. Mirror structure in function_arg
9686 for choosing register to advance.
9688 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9690 * tree-vectorizer.c, tree.def: Fix comment typos.
9692 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9694 * config/s390/s390.c (struct processor_costs): 4 new fields:
9695 ddbr, ddr, debr, der.
9696 (s390_rtx_costs): More precise handling of divide instructions.
9698 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9700 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9702 2005-01-10 Jan Beulich <jbeulich@novell.com>
9704 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9705 names resulting from -ffunction-sections/-fdata-sections and linkonce
9707 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9708 based on the section name. Rearrange the section name comparison logic
9709 slightly so that each section name is compared against at most once.
9711 2005-01-10 Ben Elliston <bje@au.ibm.com>
9713 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9714 targets for which -fPIC reduces limitations on the GOT size.
9716 2005-01-09 Falk Hueffner <falk@debian.org>
9718 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9721 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9724 * collect2.c (main): Set aixrtl_flag for -brtl option.
9725 (resolve_lib_name): Search for .so file extension before .a
9728 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9730 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9731 (vect_analyze_data_refs_alignment): Add dump prints.
9733 2005-01-09 Ira Rosen <irar@il.ibm.com>
9735 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9736 expr_invariant_in_loop_p.
9737 Initialize outputs first thing in the function.
9738 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9739 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9740 (vect_analyze_pointer_ref_access): Check that the initial condition of
9741 the access function is loop invariant.
9743 2005-01-09 Richard Henderson <rth@redhat.com>
9745 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9746 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9747 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9748 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9749 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9750 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9751 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9752 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9753 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9754 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9755 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9756 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9757 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9758 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9759 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9760 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9761 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9762 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9763 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9764 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9765 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9766 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9767 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9769 (mmx_clrdi, pavgusb): Remove.
9770 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9771 with leading sse_ prefix.
9772 * config/i386/sse.md: Receive them.
9773 * config/i386/mmx.md: New file.
9774 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9775 (subrv2sf3): Turn into expander for normal subtraction.
9776 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9777 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9778 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9779 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9780 commutative; use ix86_binary_operator_ok.
9781 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9782 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9783 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9784 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9785 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9786 Macroize from existing patterns; use ix86_binary_operator_ok.
9787 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9788 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9789 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9790 with vec_select+vec_concat.
9791 (mmx_pshufw, mmx_pshufw_1): Likewise.
9792 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9793 (mmx_uavgv4hi3): Model correctly.
9794 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9795 _mm_xor_si64): Remove casts.
9797 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9799 PR tree-optimization/19224
9800 * tree-scalar-evolution.c (get_instantiated_value,
9801 set_instantiated_value): New functions.
9802 (instantiate_parameters_1): Cache the results.
9803 (instantiate_parameters, resolve_mixers): Initialize and free
9806 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9808 * config/i386/i386.md (addhi_4): Correct reference in comment.
9811 2005-01-08 Richard Henderson <rth@redhat.com>
9813 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9814 (_mm_cvtsi128_si64x): Likewise.
9815 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9816 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9817 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9818 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9819 * config/i386/i386-protos.h: Update.
9820 * config/i386/i386.c (print_operand): Add 'H'.
9821 (ix86_fixup_binary_operands): Split out from ...
9822 (ix86_expand_binary_operator): ... here.
9823 (ix86_fixup_binary_operands_no_copy): New.
9824 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9825 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9826 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9827 (safe_vector_operand): Use CONST0_RTX.
9828 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9829 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9830 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9831 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9833 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9834 (IX86_BUILTIN_CMPNGESS): New.
9835 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9836 (attr type): Add sselog1.
9837 (attr unit, attr memory): Handle it.
9838 (movti, movti_internal, movti_rex64): Move near other integer moves.
9839 (movtf, movtf_internal): Move near other fp moves.
9840 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9841 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9842 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9843 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9844 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9845 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9846 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9847 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9848 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9849 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9850 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9851 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9852 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9853 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9854 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9855 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9856 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9857 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9858 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9859 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9860 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9861 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9862 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9863 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9864 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9865 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9866 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9867 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9868 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9869 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9870 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9871 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9872 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9873 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9874 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9875 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9876 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9877 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9878 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9879 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9880 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9881 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9882 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9883 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9885 (SSEPUSH, push<SSEPUSH>): Remove.
9886 (MMXPUSH, push<MMXPUSH>): Remove.
9887 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9888 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9889 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9890 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9891 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9892 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9893 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9894 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9895 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9896 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9897 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9898 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9899 (ppro_sse_log_V4SF): Handle sselog1.
9900 * config/i386/predicates.md (const_0_to_1_operand): New.
9901 (const_0_to_255_mul_8_operand): New.
9902 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9903 (const_2_to_3_operand, const_4_to_7_operand): New.
9904 * config/i386/sse.md: New file.
9905 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9906 (sse_movups): Rename from sse_movups_1.
9907 (sse_loadlss): Rename from sse_loadss_1.
9908 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9910 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9911 (absv4sf2, negv2df, absv2df): New.
9912 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9913 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9914 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9915 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9916 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9917 (sse3_addsubv4sf3): Model correctly.
9918 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9919 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9920 (sse_movhlps): Model with vec_select+vec_concat.
9921 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9922 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9923 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9924 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9925 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9926 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9927 sse2_pshufhw_1): Likewise.
9928 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9929 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9930 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9931 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9932 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9933 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9934 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9935 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9936 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9937 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9938 sminv8hi3): Mark commutative
9939 operands. Use ix86_binary_operator_ok.
9940 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9941 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9942 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9943 sse2_punpcklqdq): Allow operand2 in memory.
9944 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9945 sse2_movsd): Add memory alternatives.
9946 (sse_storelps): Turn expander into an insn; split after reload.
9947 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9948 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9950 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9952 * configure.ac (DWARF-2 debug_line): Use objdump.
9953 * configure: Regenerate.
9955 2005-01-08 Jeff Law <law@redhat.com>
9956 Diego Novillo <dnovillo@redhat.com>
9958 PR tree-optimization/18241
9959 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9960 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9961 statements with volatile operands.
9962 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9963 operands after marking a statement with has_volatile_ops.
9965 2005-01-08 Roger Sayle <roger@eyesopen.com>
9967 * tree.c (int_fits_type_p): Always honor integer constant
9968 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9970 2005-01-08 Roger Sayle <roger@eyesopen.com>
9972 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9973 the latent bug in rtl_delete_block has been resolved.
9975 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9977 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9978 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9980 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9982 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9983 library as @multilib_dir@/$(SHLIB_SONAME).
9985 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9987 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9988 * configure: Regenerate.
9990 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9992 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9995 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9998 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9999 Convert non-word aligned offset address using ld/std into
10002 2005-01-07 Richard Henderson <rth@redhat.com>
10004 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10006 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10008 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10010 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10012 PR tree-optimization/19283
10013 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10014 is not shorter than the original type.
10016 PR rtl-optimization/19012
10017 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10019 PR rtl-optimization/18861
10020 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10021 (FULL_STATE): Define.
10022 (mark_tablejump_edge): New function.
10023 (purge_dead_tablejump_edges): New function.
10024 (find_bb_boundaries): Use it.
10026 PR tree-optimization/18828
10027 * builtins.c (expand_builtin_next_arg): Remove argument and all
10028 the argument checking.
10029 (expand_builtin): Adjust caller.
10030 (expand_builtin_va_start): Likewise. Remove error for too many
10032 (fold_builtin_next_arg): Issue error for too many arguments.
10033 After checking arguments, replace them with magic arguments that
10034 prevent further checking of the args.
10036 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10038 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10040 2005-01-06 Roger Sayle <roger@eyesopen.com>
10043 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10044 and %{.S:...} (and their negative variants) to test whether the
10045 input file is assembler or pre-processed-assembler independent of
10046 the actual filename extension.
10048 2005-01-06 Roger Sayle <roger@eyesopen.com>
10050 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10051 of sign or zero extended values.
10053 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10055 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10056 for IBM long double format correctly.
10058 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10060 Fix PR tree-optimization/18792
10062 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10063 to first_loop_depth, and use loop depth instead of loop number.
10064 (build_classic_dir_vector): Ditto.
10065 (compute_data_dependences_for_loop): Use depth, not loop number.
10066 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10067 number. Pass in loops, instead of loop numbers.
10068 (gather_interchange_stats): Ditto.
10069 (linear_transform_loops): Ditto.
10071 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10074 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10075 biv_fits_mode_p, extension_within_bounds_p): New functions.
10076 (check_ext_dependent_givs): Use them.
10078 2005-01-06 Roger Sayle <roger@eyesopen.com>
10080 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10081 more than one barrier, in which case we should delete them all.
10083 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10085 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10087 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10089 Fix PR middle-end/19286
10091 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10092 output this subprogram, simply ignore this attempt to do it again.
10093 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10094 origin attribute if it's not possible.
10095 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10096 (decls_for_scope): Ditto.
10097 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10098 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10100 2005-01-05 Richard Henderson <rth@redhat.com>
10103 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10104 (bdesc_2arg): Use it.
10105 (ix86_expand_binop_builtin): Force operands into registers
10107 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10108 ix86_expand_sse_compare, ix86_expand_sse_comi,
10109 ix86_expand_builtin): Likewise.
10111 2005-01-05 Richard Henderson <rth@redhat.com>
10113 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10115 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10116 (mulv4hi3): Set itanium_class mmmul.
10117 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10118 (fpack): Rename from fpack_sfsf.
10120 2005-01-05 Richard Henderson <rth@redhat.com>
10123 * reload1.c (do_input_reload): Restrict the optimization deleteing
10124 a previous output reload to RELOAD_FOR_INPUT.
10126 2005-01-05 Steven Bosscher <stevenb@suse.de>
10128 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10129 comment that we fall through after case.
10130 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10131 (distribute_links): Likewise.
10132 * cse.c (cse_insn): Likewise.
10133 * cselib.c (cselib_invalidate_mem): Likewise.
10134 * df.c: Update comments at the top of the file.
10135 (read_modify_subreg_p): Update comments here too.
10136 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10137 * flow.c (mark_set_1): Likewise.
10138 (mark_used_regs): Likewise.
10139 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10140 (canon_list_insert): Likewise.
10141 (mark_set): Likewise.
10142 (try_replace_reg): Likewise.
10143 (store_killed_in_insn): Likewise.
10144 * loop.c (count_one_set): Likewise.
10145 (basic_induction_var): Likewise.
10146 * postreload-gcse.c (find_mem_conflicts): Likewise.
10147 * postreload.c (reload_combine_note_store): Likewise.
10148 (move2add_note_store): Likewise.
10149 * reload.c (find_equiv_reg): Likewise.
10150 (mark_referenced_resources): Likewise.
10151 * rtlanal.c (set_noop_p): Likewise.
10152 (note_stores): Likewise.
10153 (note_uses): Likewise.
10154 * sched-deps.c (sched_analyze_1): Likewise.
10155 * sched-rgn.c (check_live_1): Likewise.
10156 (update_live_1): Likewise.
10157 * config/i860/i860.c: Likewise.
10159 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10161 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10163 * doc/rtl.texi: Update documentation for bit-fields and SET.
10165 2005-01-05 Roger Sayle <roger@eyesopen.com>
10167 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10169 2005-01-05 Jan Hubicka <jh@suse.cz>
10170 Richard Henderson <rth@redhat.com>
10173 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10176 2005-01-05 Richard Henderson <rth@redhat.com>
10179 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10180 (sse_shufps): Change operand 3 to const_int_operand.
10181 (sse2_storelps): Fix typo in template.
10182 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10183 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10184 (ix86_expand_builtin): Likewise.
10186 2005-01-05 Julian Brown <julian@codesourcery.com>
10188 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10189 as aggregates for AAPCS ABIs.
10191 2005-01-05 Stan Shebs <shebs@apple.com>
10193 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10194 Mach-O getters if ppc64.
10195 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10197 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10198 signed four-byte field for global code case.
10199 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10201 2005-01-05 Roger Sayle <roger@eyesopen.com>
10203 PR middle-end/19100
10204 * c-common.c: Include real.h.
10205 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10206 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10207 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10208 * Makefile.in (c-common.o): Update dependencies.
10210 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10212 * c-parse.in (asm_string): Add trailing semicolon.
10214 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10216 * c-parse.in (asm_string): New. Don't allow wide strings in
10218 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10219 asm_string instead of STRING.
10221 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10223 * c-typeck.c (constructor_no_implicit): Remove.
10224 (set_designator, process_init_element): Don't check
10225 constructor_no_implicit.
10227 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10228 Kaz Kojima <kkojima@gcc.gnu.org>
10231 * lcm.c (create_pre_exit): New.
10232 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10233 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10235 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10237 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10238 -msoft-float in target_float_switch.
10239 * arm.c (arm_override_options): Fix processing of target_float_switch.
10241 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10243 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10246 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10248 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10249 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10251 2005-01-04 Roger Sayle <roger@eyesopen.com>
10253 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10254 if deleting the then-block allows the test-block to fallthru to the
10257 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10260 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10261 after the full declaration if the are in two different TUs.
10263 2005-01-04 Richard Henderson <rth@redhat.com>
10266 * tree-sra.c (generate_one_element_init): Just
10267 call gimplify_and_add.
10268 (generate_element_init): Record the
10269 new referenced variables and mark them for renaming
10270 and split out to ...
10271 (generate_element_init_1): This.
10272 (scalarize_init): Don't call push_gimplify_context/
10273 pop_gimplify_context.
10275 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10277 * toplev.c (get_src_pwd): Handle failure of getpwd().
10279 2005-01-04 Roger Sayle <roger@eyesopen.com>
10281 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10283 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10284 all the cases handled by it are inverted by invert_truthvalue.
10286 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10288 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10289 (save_register_windowsi): Likewise.
10291 2005-01-04 Richard Henderson <rth@redhat.com>
10293 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10295 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10297 PR middle-end/17767
10298 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10299 any simplifications of vector mode comparison operators.
10300 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10302 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10303 Devang Patel <dpatel@apple.com>
10305 PR tree-optimization/18308
10306 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10307 the operands before creating a new expression.
10308 * dojump.c (do_jump): Make drop_through_label available
10309 for all cases. Add expansion of COND_EXPR.
10311 2005-01-04 Ira Rosen <irar@il.ibm.com>
10313 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10314 INTEGER_CST instead of TREE_CONSTANT.
10315 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10316 instead of TREE_CONSTANT.
10317 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10318 instead of TREE_CONSTANT.
10320 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10322 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10324 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10327 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10328 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10330 2005-01-03 Richard Henderson <rth@redhat.com>
10332 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10333 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10334 fold_convert_const_real_from_real): Split out from ...
10335 (fold_convert_const): ... here.
10337 2005-01-03 Richard Henderson <rth@redhat.com>
10340 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10341 (mov<MMXMODEI>_internal): Likewise.
10342 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10343 Add V2SF case; use it for SSE1; don't use TI.
10344 (movdf_integer): Likewise.
10345 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10347 2005-01-03 Ira Rosen <irar@il.ibm.com>
10349 * tree-vectorizer.c (vect_strip_conversions): New function.
10350 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10351 check for binary class.
10353 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10357 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10359 * gimple-low.c (mark_blocks_with_used_vars): New function.
10360 (mark_blocks_with_used_subblocks): Ditto.
10361 (mark_used_blocks): Ditto.
10362 (pass_mark_used_blocks): New pass.
10363 * tree-inline.c: Include debug.h.
10364 (expand_call_inline): Call outlining_inline_function here.
10365 * tree-optimize.c (init_tree_optimization_passes): Add
10366 pass_mark_used_blocks.
10367 * tree-pass.h (pass_mark_used_blocks): New.
10368 * Makefile.in (tree-inline.o): Add debug.h dependency.
10370 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10372 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10373 VAR_DECLs to have weak_import attribute.
10375 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10378 2004-01-03 Steven Bosscher <stevenb@suse.de>
10380 * passes.c (rest_of_compilation): Don't run regmove if only
10381 flag_expensive_optimizations, require flag_regmove instead.
10383 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10385 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10387 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10388 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10389 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10390 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10392 2005-01-03 Richard Henderson <rth@redhat.com>
10394 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10395 (ia64_const_ok_for_letter_p): New.
10396 (ia64_const_double_ok_for_letter_p): New.
10397 (ia64_extra_constraint): New.
10398 (ia64_expand_vecint_compare): New.
10399 (ia64_expand_vcondu_v2si): New.
10400 (ia64_expand_vecint_cmov): New.
10401 (ia64_expand_vecint_minmax): New.
10402 (ia64_print_operand): Add 'v'.
10403 (ia64_preferred_reload_class): New.
10404 (ia64_vector_mode_supported_p): New.
10405 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10406 (PREFERRED_RELOAD_CLASS): Move to function.
10407 (CONST_OK_FOR_LETTER_P): Move to function.
10408 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10409 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10410 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10411 (EXTRA_CONSTRAINT): Move to function.
10412 * config/ia64/ia64.md: Include vect.md.
10413 (itanium_class): Add mmalua.
10415 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10417 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10418 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10420 (const_int_2bit_operand): New.
10421 (fr_reg_or_0_operand): New.
10422 * config/ia64/ia64-modes.def: Add vector modes.
10423 * config/ia64/ia64-protos.h: Update.
10424 * config/ia64/vect.md: New file.
10426 2005-01-03 Richard Henderson <rth@redhat.com>
10428 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10430 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10433 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10435 (log1pdf2): Change mode of operands[0,1] to DFmode.
10437 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10439 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10440 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10441 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10442 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10443 SPARC_RELAXED_ORDERING.
10445 2005-01-03 Richard Henderson <rth@redhat.com>
10446 Uros Bizjak <uros@kss-loka.si>
10449 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10450 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10451 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10453 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10454 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10455 const_pow2_1_to_128_operand): New predicates.
10457 2005-01-02 Greg McGary <greg@mcgary.org>
10459 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10461 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10462 object. [ptr_type]: Remove unused variable.
10463 Remember nearest addressable array-element or record-component
10464 when checking bitfield components. Tolerate empty BIND_EXPR.
10466 2005-01-01 Richard Henderson <rth@redhat.com>
10468 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10469 that don't narrow the value. Fail for other conversions.
10471 2005-01-01 Richard Henderson <rth@redhat.com>
10474 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10475 * c-lang.c (finish_file): Don't do it here.
10476 * objc/objc-act.c (objc_finish_file): Likewise.
10478 * cgraph.c (decl_assembler_name_equal): New.
10479 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10480 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10481 * cgraph.h (struct cgraph_varpool_node): Add next.
10482 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10483 * varasm.c (assemble_alias): Mark the target as needed.
10485 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10487 PR middle-end/19221
10488 * function.c (get_arg_pointer_save_area): Use entry_of_function
10489 instead of get_insns.
10491 2005-01-01 Roger Sayle <roger@eyesopen.com>
10492 Andrew Pinski <pinskia@physics.uc.edu>
10493 James E. Wilson <wilson@specifixinc.com>
10495 PR rtl-optimization/12092
10496 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10499 2005-01-01 Roger Sayle <roger@eyesopen.com>
10500 Olivier Hainque <hainque@act-europe.fr>
10502 * tree.c (int_fits_type_p): A narrower type always fits in a
10503 wider one, except for negative values into unsigned types.
10505 2005-01-01 Roger Sayle <roger@eyesopen.com>
10507 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10508 with the original constant rather than require TREE_OVERFLOW.
10510 2005-01-01 Steven Bosscher <stevenb@suse.de>
10512 PR middle-end/17544
10513 * c-decl.c (finish_function): If compiling C99, annotate the
10514 compiler generated return with the current file name and line 0.
10515 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10516 the source line is greater than 0.
10517 (remove_bb): Likewise.