1 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4 and local functions, set sse_nregs to 8 and float_in_sse.
5 (function_arg_advance, function_arg): If float_in_sse, pass
6 SFmode and DFmode arguments in SSE registers.
7 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
12 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
14 * config/i386/i386-protos.h (ix86_function_value): Accept two
15 arguments, like the target macro.
16 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
17 * config/i386/i386.c (ix86_function_value): Accept the second
18 argument of the target macro.
19 (ix86_function_ok_for_sibcall): Pass a function pointer to
21 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
22 call to ix86_value_regno).
23 (ix86_value_regno): Add support for returning floating point values
26 2005-04-05 Jakub Jelinek <jakub@redhat.com>
28 PR tree-optimization/20076
29 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
30 that call __builtin_return or __builtin_apply_args.
32 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
34 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
35 Use immediate use iterator.
36 (stmt_is_bumper_for_loop): Use immediate use iterator.
37 * predict.c (strip_builtin_expect): Use update_stmt.
38 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
39 on all elements of a STATEMENT_LIST.
40 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
41 (bsi_remove): Remove imm_use links and mark the stmt as modified.
42 (bsi_replace): Mark stmt as modified and the update it.
43 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
44 (expand_complex_libcal): Call update_stmt.
45 (expand_complex_comparison): Call mark_stmt_modified.
46 (expand_complex_operations_1): Call update_stmt_if_modified.
47 (expand_vector_operations_1): Call mark_stmt_modified.
48 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
49 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
50 add_immediate_use, redirect_immediate_use,
51 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
52 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
53 (mark_new_vars_to_rename): Call update_stmt.
54 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
55 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
57 (unmodify_stmt): Delete.
58 (update_stmt): New. Force an update of a stmt.
59 (update_stmt_if_modified): update a stmt if it is out of date.
60 (get_stmt_operands): Verify stmt is NOT modified.
61 (stmt_modified_p): Update comment.
62 (delink_imm_use): Remove a use node from its immuse list.
63 (link_imm_use_to_list): Link a use node to a specific list.
64 (link_imm_use): Link a node to the correct list.
65 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
66 it in the correct list, if appropriate.
67 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
68 (relink_imm_use): Link a use node in place of another node in a list.
69 (relink_imm_use_stmt): LInk a node in place of another node, and set
71 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
72 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
73 (first_safe_imm_use): New. Initialize a safe immuse iterator.
74 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
75 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
76 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
77 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
78 (has_zero_uses): New. Return true if there are no uses of a var.
79 (has_single_use): New. Return true if there is only a single use of a
81 (single_imm_use): New. Return the simgle immediate use.
82 (num_imm_uses): New. Return the number of immediate uses.
83 (get_v_must_def_ops): Use is now a pointer.
84 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
85 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
87 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
88 (delink_stmt_imm_use): Delink all immuses from a stmt.
89 (phi_arg_index_from_use): New. Return a phi arg index for a use.
90 * tree-flow.h (struct dataflow_d): Delete.
91 (immediate_use_iterator_d): New. Immediate use iterator struct.
92 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
93 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
94 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
96 (struct stmt_ann_d): Remove dataflow_t from struct.
97 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
98 (if_convertible_phi_p): Use FAST immuse iterator.
99 (if_convertible_loop_p): Don't call compute_immediate_uses.
100 (replace_phi_with_cond_modify_expr): Call update_stmt.
101 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
102 update_stmt_if_modified.
103 (rewrite_all_into_ssa): Initialize ssa operands.
104 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
105 compute_immediate_uses.
106 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
107 ssa_property is available.
108 (execute_one_pass): Change parameters passed to execute_todo.
109 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
110 (remove_ssa_form): Call fini_ssa_operands.
111 (insert_backedge_copies): Delete call to modify_stmt.
112 * tree-phinodes.c (make_phi_node): Initialize use nodes.
113 (release_phi_node): Delink any use nodes before releasing.
114 (resize_phi_node): Relink any use nodes.
115 (remove_phi_arg_num): Delink the use node.
116 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
117 (remove_all_phi_nodes_for): Release phi node first.
118 * tree-pretty-print.c (dump_generic_node): Print stmt address.
119 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
120 (scalarize_use, scalarize_copy): Call update_stmt.
121 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
122 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
123 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
124 (ccp_initialize): Remove call to compute_immediate_uses.
125 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
126 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
128 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
129 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
130 (eliminate_redundant_computations): Call mark_stmt_modified.
131 (cprop_operand): Call mark_stmt_modified.
132 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
133 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
134 (dse_optimize_stmt): Use new immuse interface.
135 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
136 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
137 (substitute_single_use_vars): Use new immuse interface.
138 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
139 and compute_immediate_uses.
140 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
142 (rewrite_mem_refs): Call update_stmt.
143 (determine_lsm): Remove call to compute_imm_uses and free_df.
144 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
145 (try_unroll_loop_completely): Call update_stmt.
146 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
147 (rewrite_use_compare): Call update_stmt.
148 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
149 (rewrite_use) : Call update_stmt.
150 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
151 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
153 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
154 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
155 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
157 (initialize_vuse_operand): New. Initialize a vuse operand.
158 (initialize_v_may_def_operand): New. Initialize a maydef operand.
159 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
160 (finalize_ssa_defs): Use stmt parameter.
161 (correct_use_link): Ensure a use node is in the correct list, and has
162 the correct stmt pointer.
163 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
164 finalize_ssa_v_must_defs): Also initialize use nodes.
165 (finalize_ssa_stmt_operands): Pass extra stmt operands.
166 (build_ssa_operands): Seperate parsing from final operand construction.
167 (parse_ssa_operands): New. Parse entry point for operand building.
168 (swap_tree_operands): New. Swap 2 tree operands.
169 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
171 (get_expr_operands): Call swap_tree_operands when needed.
172 (copy_virtual_operands): Use initialize routines for virtual use ops.
173 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
174 (verify_abort): New. Issue imm_use error.
175 (verify_imm_links): New Verify imm_use links for a var.
176 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
177 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
178 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
179 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
180 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
181 (NULL_USE_OPERAND_P) Define.
182 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
184 (struct vuse_operand_type): New struct.
185 (SET_USE): Call set_ssa_use_from_ptr.
187 (PHI_ARG_INDEX_FROM_USE): Define.
188 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
189 argument via SET_USE, not PHI_ARG_DEF_TREE.
190 * tree-ssa-pre.c (eliminate): Call update_stmt.
191 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
193 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
194 (nearest_common_dominator_of_uses): Use imm_use iterator.
195 (statement_sink_location): Use imm_use iterator and interface.
196 (execute_sink_code): Don't call compute_immediate_uses or free-df.
197 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
198 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
199 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
200 (verify_ssa): Ensure no stmt is marked modify after optimization pass
201 if new parameter is true.
202 (init_tree_ssa): Don't initialize operand cache here.
203 (delete_tree_ssa): Don't destroy operand cache here.
204 (propagate_into_addr): Pass in a use pointer, return true if anything
206 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
207 (check_phi_redundancy): Use imm_use iterator.
208 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
210 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
211 (release_ssa_name): Delink node and all elements in its imm_use list.
212 * tree-tailcall.c (adjust_return_value): Call update_stmt.
213 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
214 * tree-vectorizer.c (need_imm_uses_for): Delete.
215 (vectorize_loops): Dont call compute_immediate_uses or free_df.
216 * tree.h (struct ssa_imm_use_d): Define.
217 (SSA_NAME_IMM_USE_NODE): Define.
218 (struct tree_ssa_name): Add imm_use node.
220 (PHI_ARG_IMM_USE_NODE): Define.
221 (struct phi_arg_d): Add imm_use node.
222 (struct tree_phi_node): Remove struct dataflow_d element.
223 (TDF_STMTADDR): Define.
225 2005-04-05 Dale Johannesen <dalej@apple.com>
227 * doc/invoke.texi (Optimization Options): Remove
228 duplicate -fcse-follow-jumps. Add -fweb.
229 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
230 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
232 2005-04-05 Per Bothner <per@bothner.com>
234 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
235 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
236 (warn_uninit): Get EXPR_LOCUS from context now instead.
237 This fixes a USE_MAPPED_LOCATION testsuite failure.
239 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
241 2005-04-05 Per Bothner <per@bothner.com>
243 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
244 of the artification 'return 0' in main() to BUILTINS_LOCATION.
245 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
248 2004-04-05 Devang Patel <dpatel@apple.com>
250 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
251 (lhsr<mode>3): ... new name.
252 (altivec_vsra<VI_char>): Rename to ..
253 (ashr<mode>3): ... new name.
254 * config/rs6000/rs6000.c (builtin_description): Rename shift
257 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
259 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
260 gen_lowpart_for_combine.
261 * cse.c (gen_lowpart_if_possible): Move...
262 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
264 (gen_lowpart_no_emit_general): Use it.
266 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
268 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
271 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
273 * system.h: Fix typo.
275 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
277 * config/bfin/bfin-modes.def: New file.
278 * config/bfin/bfin-protos.h: New file.
279 * config/bfin/bfin.c: New file.
280 * config/bfin/bfin.h: New file.
281 * config/bfin/bfin.md: New file.
282 * config/bfin/bfin.opt: New file.
283 * config/bfin/crti.s: New file.
284 * config/bfin/crtn.s: New file.
285 * config/bfin/elf.h: New file.
286 * config/bfin/lib1funcs.asm: New file.
287 * config/bfin/predicates.md: New file.
288 * config/bfin/t-bfin: New file.
289 * config/bfin/t-bfin-elf: New file.
290 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
291 Document new attributes.
292 (interrupt, interrupt_handler, saveall): Update documentation for
294 * doc/install.texi (Specific): Add entry for the Blackfin.
295 * doc/invoke.texi (Blackfin Options): New section.
296 * doc/md.texi (Blackfin family): New section to document constraints.
297 * config.gcc: Add bfin*-* and bfin*-elf configurations.
299 2005-04-05 Olivier Hainque <hainque@adacore.com>
301 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
302 match what the system unwinder expects.
303 * config/mips/mips.c (mips_frame_set): If we're saving the return
304 address register and the dwarf return address column number differs
305 from the hard register number, adjust the note reg to refer to the
308 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
310 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
311 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
312 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
313 (processor_type): New enum.
314 (mn10300_processor): New variable.
315 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
316 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
317 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
318 (PROCESSOR_DEFAULT): New macro.
319 * config/mn10300/mn10300.c (mn10300_processor): New variable.
320 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
321 (mn10300_handle_option, mn10300_override_options): New functions.
322 * config/mn10300/mn10300.opt: New file.
324 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
325 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
327 PR tree-optimization/19903
328 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
329 that don't fit in their type after conversion.
331 2005-04-05 Uros Bizjak <uros@kss-loka.si>
334 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
335 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
336 Allocate local stack slots here. Set ix86_optimize_mode_switching.
337 flag here. Implement using define_insn_and_split.
338 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
339 (frndintxf2_mask_pm_i387): New insn patterns.
340 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
341 Do not set ix86_optimize_mode_switching flag.
342 (ceilsf2, ceildf2, ceilxf2): Same.
343 (btruncsf2, btruncdf2, btruncxf2): Same.
344 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
346 2005-04-05 Ian Lance Taylor <ian@airs.com>
349 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
350 i386_pe_record_external_function.
351 (i386_pe_record_external_function): Update declaration.
352 * config/i386/winnt.c (struct extern_list): Add decl field.
353 (i386_pe_record_external_function): Add decl parameter.
354 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
356 * config/i386/i386-protos.h (i386_pe_record_external_function):
359 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
361 * config/m68k/m68k-protos.h: Add a prototype for
362 valid_dbcc_comparison_p_2.
363 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
364 extend_operator, const_uint32_operand, const_sint32_operand,
365 general_src_operand, nonimmediate_src_operand,
366 memory_src_operand, post_inc_operand, pre_dec_operand,
367 pcrel_address): Move to predicates to predicates.md.
368 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
369 * config/m68k/m68k.md: Include predicates.md.
370 * config/m68k/predicates.md: New.
372 2005-04-04 Roger Sayle <roger@eyesopen.com>
374 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
376 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
378 2005-04-04 Ian Lance Taylor <ian@airs.com>
380 * c-typeck.c (struct c_switch): Rename switch_stmt field to
382 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
383 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
384 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
385 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
386 * c-common.c (c_do_switch_warnings_1): New static function broken
387 out of c_do_switch_warnings.
388 (c_do_switch_warnings): Call c_do_switch_warnings_1.
389 (c_do_switch_expr_warnings): New function.
390 * c-common.h (c_do_switch_expr_warnings): Declare.
392 2005-04-04 David Edelsohn <edelsohn@gnu.org>
393 Daniel Jacobowitz <dan@codesourcery.com>
395 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
397 * rtlanal.c (may_trap_p): Same.
399 2005-04-04 Dale Johannesen <dalej@apple.com>
401 * ChangeLog: remove reference to ChangeLog.12.
403 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
405 CRIS epilogue as RTL.
406 * config/cris/cris.md: Change all 0 in unspec 0 to
408 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
409 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
411 ("return"): Change to define_expand. Call cris_expand_return for
413 ("*return_expanded"): New pattern.
414 ("epilogue"): New define_expand.
415 * config/cris/cris.h (PREDICATE_CODES): Add
416 cris_load_multiple_op.
417 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
419 (enum cris_retinsn_type): New.
420 (struct machine_function): New member return_type.
421 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
422 (cris_target_asm_function_epilogue): Remove, moving RTLified
424 (cris_expand_epilogue): New function.
425 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
426 (cris_gen_movem_load, cris_load_multiple_op)
427 (cris_return_address_on_stack_for_return, cris_expand_return): New
429 (cris_target_asm_function_prologue)
430 (cris_initial_frame_pointer_offset): Call
431 cris_reg_saved_in_regsave_area instead of complicated expression.
432 Call cris_return_address_on_stack instead of an expression.
433 (cris_print_operand) <case 'o', case 'O'>: New cases.
434 (cris_return_address_on_stack): Change return-type to bool.
435 (cris_simple_epilogue): Ditto. Return false if registers are
437 * config/cris/cris-protos.h (cris_simple_epilogue)
438 (cris_return_address_on_stack): Adjust prototype return type.
439 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
440 (cris_return_address_on_stack_for_return): New prototypes.
442 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
444 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
445 gpr_or_int12_operand.
447 * config/frv/frv-protos.h: Add a prototype to
448 frv_legitimate_memory_operand and frv_const_unspec_p.
449 (frv_unspec): Move from frv.c.
450 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
451 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
452 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
453 gpr_or_fpr_operand, gpr_or_int12_operand,
454 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
455 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
456 int6_operand, int5_operand, uint5_operand, uint4_operand,
457 uint1_operand, int_2word_operand, uint16_operand,
458 upper_int16_operand, integer_register_operand,
459 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
460 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
461 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
462 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
463 move_destination_operand, movcc_fp_destination_operand,
464 frv_function_symbol_referenced_p, move_source_operand,
465 condexec_dest_operand, condexec_source_operand,
466 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
467 const_unspec_operand, gpr_or_memory_operand,
468 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
469 icc_operand, fcc_operand, cc_operand, icr_operand,
470 fcr_operand, cr_operand, call_operand, sibcall_operand,
471 symbolic_operand, relational_operator,
472 integer_relational_operator, float_relational_operator,
473 ccr_eqne_operator, minmax_operator,
474 condexec_si_binary_operator, condexec_si_media_operator,
475 condexec_si_divide_operator, condexec_si_unary_operator,
476 condexec_sf_conv_operator, condexec_sf_add_operator,
477 condexec_memory_operand, intop_compare_operator, acc_operand,
478 even_acc_operand, quad_acc_operand, accg_operand: Move to
480 * config/frv/frv.h (PREDICATE_CODES): Remove.
481 * config/frv/frv.md: Include predicates.md.
482 * config/frv/predicates.md: New.
484 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
487 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
488 * tree-ssa-loop-ivopts.c: Include langhooks.h.
489 (add_standard_iv_candidates_for_size): New function, extracting code
490 from add_standard_iv_candidates and parameterizing it by type size.
491 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
493 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
495 * system.h (GCOV_SIZE_TYPE): Unposion.
496 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
497 (GCOV_TYPE_SIZE): ...this new macro.
498 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
499 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
500 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
501 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
502 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
503 instead of unsigned_intSI_type_node.
504 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
505 (rtl_gen_one_value_profiler_no_edge_manipulation)
506 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
507 * value-prof.c: Include coverage.h.
509 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
510 Diego Novillo <dnovillo@redhat.com>
512 Fix PR tree-optimization/20703
513 Fix PR tree-optimization/20725
515 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
516 (create_expression_by_pieces): Ditto.
517 (valid_in_set): Ditto. Also handle tcc_declaration.
518 (find_or_generate_expression): Handle comparison class.
519 (insert_into_preds_of_block): Ditto.
521 (create_value_expr_from): Handle comparison class, recursively
522 handle reference nodes.
523 (compute_avail): Handle comparison classes, rewrite a little cleaner.
524 (execute_pre): Fix spacing.
525 (do_fre): Renamed to execute_fre.
527 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
529 * doc/invoke.texi (SPARC options): Document that
530 -mlittle-endian is not supported on Linux either.
532 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
536 * config.gcc (Obsolete configurations): Remove
537 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
538 (sparclite-*-coff*): Delete.
539 (sparclite-*-elf*): Likewise.
540 (sparc86x-*-elf*): Likewise.
541 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
542 * config/sparc/lite.h: Delete.
543 * config/sparc/litecoff.h: Likewise.
544 * config/sparc/liteelf.h: Likewise.
545 * config/sparc/sp86x-elf.h: Likewise.
546 * config/sparc/t-sparclite: Likewise.
547 * config/sparc/t-sp86x: Likewise.
549 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
551 * config/s390/s390-protos.h: (s390_comparison,
552 s390_alc_comparison, s390_slb_comparison, const0_operand,
553 consttable_operand, larl_operand, s_operand,
554 shift_count_operand, bras_sym_operand, load_multiple_operation,
555 store_multiple_operation, s390_plus_operand): Remove prototypes.
556 (s390_legitimate_address_without_index_p): New prototype.
557 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
559 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
560 const0_operand, consttable_operand, larl_operand, s_operand,
561 shift_count_operand, bras_sym_operand, load_multiple_operation,
562 store_multiple_operation, s390_plus_operand): Move to
564 (check_mode): Remove.
565 (s390_branch_condition_mask): Remove 'static'. Move prototype to
567 (s390_legitimate_address_without_index_p): New.
568 * config/s390/s390.h (PREDICATE_CODES): Remove.
569 * config/s390/s390.md: Include predicates.md.
570 * config/s390/predicates.md: New.
572 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
575 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
576 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
577 (NEED_INDICATE_EXEC_STACK): Define to 1.
578 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
579 (NEED_INDICATE_EXEC_STACK): Define to 1.
580 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
581 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
582 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
583 (pic_helper_emitted_p): New global.
584 (emit_pic_helper): New function extracted from...
585 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
586 Do not call emit_pic_helper if delay_pic_helper is true.
587 (sparc_expand_prologue): Pass 'false' to load_pic_register.
588 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
589 (sparc_file_end): New function.
591 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
593 * config/mcore/mcore-protos.h: Remove the prototypes for
594 mcore_arith_reg_operand, mcore_general_movsrc_operand,
595 mcore_general_movdst_operand, mcore_reload_operand,
596 mcore_arith_J_operand, mcore_arith_K_operand,
597 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
598 mcore_arith_K_S_operand, mcore_arith_imm_operand,
599 mcore_arith_any_imm_operand, mcore_arith_O_operand,
600 mcore_literal_K_operand, mcore_addsub_operand,
601 mcore_compare_operand, mcore_load_multiple_operation,
602 mcore_store_multiple_operation, mcore_call_address_operand.
603 Add a prototype for const_ok_for_mcore.
604 * config/mcore/mcore.c (mcore_call_address_operand,
605 mcore_general_movsrc_operand, mcore_general_movdst_operand,
606 mcore_arith_reg_operand, mcore_reload_operand,
607 mcore_arith_J_operand, mcore_arith_K_operand,
608 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
609 mcore_arith_M_operand, mcore_arith_imm_operand,
610 mcore_arith_any_imm_operand, mcore_arith_O_operand,
611 mcore_literal_K_operand, mcore_addsub_operand,
612 mcore_compare_operand, mcore_load_multiple_operation,
613 mcore_store_multiple_operation): Move to predicates.md.
614 (const_ok_for_mcore): Export.
615 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
616 * config/mcore/mcore.md: Include predicates.md.
617 * config/mcore/predicates.md: New.
619 * config/mcore/predicates.md: Fix a comment typo.
621 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
622 Adrian Straetling <straetling@de.ibm.com>
624 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
625 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
626 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
628 ("imul"): Removed from "type" attribute.
629 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
630 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
631 Changed type to imulsi.
632 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
634 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
636 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
637 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
638 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
639 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
640 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
641 (TARGET_SWITCHES, mcore_stack_increment_string)
642 (TARGET_OPTIONS): Delete.
643 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
644 than *_BIT constants.
645 (TARGET_8ALIGN): #undef old definition before redefining to 1.
646 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
647 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
648 (mcore_override_options): Delete mcore_stack_increment code.
649 Change use of M340_BIT to MASK_M340.
650 * config/mcore/mcore.opt: New file.
652 2005-04-04 Ian Lance Taylor <ian@airs.com>
654 * config/arm/arm.c (replace_symbols_in_block): Remove static
657 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
659 * config/fr30/fr30-protos.h: Remove the prototypes for
660 stack_add_operand, add_immediate_operand,
661 high_register_operand, low_register_operand, call_operand,
662 di_operand, and nonimmediate_di_operand.
663 * config/fr30/fr30.c (stack_add_operand,
664 add_immediate_operand, high_register_operand,
665 low_register_operand, call_operand, di_operand,
666 nonimmediate_di_operand): Move to predicates.md.
667 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
668 * config/fr30/fr30.md: Include predicates.md.
669 * config/fr30/predicates.md: New.
671 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
672 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
673 mcore_call_address_operand.
675 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
676 general_movsrc_operand.
678 2005-04-04 Alan Modra <amodra@bigpond.net.au>
680 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
683 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
686 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
689 2005-04-04 Richard Henderson <rth@redhat.com>
690 Jakub Jelinek <jakub@redhat.com>
692 PR rtl-optimization/16104
693 * fold-const.c (fold_unary): Fix folding of vector conversions.
695 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
697 * config.gcc (xstormy16-*-elf): Set extra_options.
698 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
699 * config/stormy16/stormy16.opt: New file.
701 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
703 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
704 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
705 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
706 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
707 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
708 (TARGET_UNIX_ASM): Delete.
709 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
710 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
711 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
712 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
713 * config/pdp11/pdp11.opt: New file.
715 2005-04-03 Roger Sayle <roger@eyesopen.com>
716 Alexandre Oliva <aoliva@redhat.com>
719 * fold-const.c (non_lvalue): Split tests into...
720 (maybe_lvalue_p): New function.
721 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
722 C++ front-end prior to lowering into gimple form.
724 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
726 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
727 BUILT_IN_STRNCASECMP): New.
728 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
731 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
734 * arm.md (addsi3_compare0_for_combiner): Delete.
735 (addsi3_compare0_scratch_for_combiner): Delete.
736 (cmpsi_neg_shiftsi): Delete.
737 (compare_negsi_si): New pattern.
738 (cmpsi_negshiftsi_si): New pattern.
739 (negated_cbranchsi4): Restrict to equality_operator.
741 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
744 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
746 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
749 * doc/install.texi: Fix a typo.
751 2005-04-03 Steven Bosscher <stevenb@suse.de>
754 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
755 a computed goto if the edge to the computed goto block has
756 incoming abnormal edges. Clarify how the function works.
758 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
760 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
761 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
762 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
763 hash_scan_set, reg_set_between_after_reload_p,
764 reg_used_between_after_reload_p, get_avail_load_store_reg,
765 eliminate_partially_redundant_load): Likewise.
766 * postreload.c (reload_cse_simplify_set,
767 reload_combine_note_use): Likewise.
768 * predict.c (predict_insn, expected_value_to_br_prob,
769 propagate_freq, expensive_function_p): Likewise.
770 * print-rtl.c (print_rtx): Likewise.
771 * profile.c (instrument_edges, instrument_values,
772 compute_branch_probabilities, branch_prob, union_groups,
773 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
774 * protoize.c (in_system_include_dir, file_could_be_converted,
775 file_normally_convertible, gen_aux_info_file, seek_to_line,
776 do_cleaning): Likewise.
777 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
778 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
779 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
781 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
783 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
784 * modulo-sched.c (undo_replace_buff_elem): New structure.
785 (kernel_number_of_cycles, ps_unschedule_node,
786 undo_generate_reg_moves,free_undo_replace_buff,
787 undo_permute_partial_schedule, loop_single_full_bb_p,
788 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
789 build_loops_structure, get_sched_window): New.
790 (generate_reg_moves): Return undo_replace_buff_elem and other
792 (generate_prolog_epilog): Remove old loop versioning.
793 (sms_schedule): Use loop information and loop_version.
794 (sms_schedule_by_order): Split part of it to get_sched_window.
795 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
796 cfg_layout_finalize and free_dominance_info before/after SMS.
798 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
800 * cfghooks.c (lv_flush_pending_stmts,
801 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
802 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
803 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
804 lv_add_condition_to_bb,
805 lv_adjust_loop_header_phi, extract_cond_bb_edges,
806 flush_pending_stmts): New in cfg_hooks structure.
807 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
808 extract_cond_bb_edges, lv_adjust_loop_header_phi,
809 lv_add_condition_to_bb): New declarations.
810 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
812 (loop_version): Declare.
813 * cfgloopmanip.c (cfghooks.h): Include.
814 (duplicate_loop_to_header_edge): Change return type to bool.
815 (loop_version, lv_adjust_loop_entry_edge): Move here.
816 * cfgrtl.c (cfgloop.h): Include.
817 (rtl_verify_flow_info_1): Fix.
818 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
819 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
821 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
822 tree_lv_add_condition_to_bb): New.
823 (tree_cfg_hooks): Add new hooks to initialization.
824 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
825 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
827 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
829 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
830 xstormy16_below100_or_register,
831 xstormy16_splittable_below100_or_register, and
832 nonimmediate_nonstack_operand.
834 * config/stormy16/stormy16-protos.h: Remove the prototypes for
835 xstormy16_ineqsi_operator, equality_operator,
836 inequality_operator, shift_operator,
837 xstormy16_below100_operand, xstormy16_below100_or_register,
838 xstormy16_splittable_below100_or_register,
839 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
840 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
841 equality_operator, inequality_operator,
842 xstormy16_below100_operand, xstormy16_below100_or_register,
843 xstormy16_splittable_below100_or_register,
844 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
845 nonimmediate_nonstack_operand, shift_operator): Move to
847 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
848 * config/stormy16/stormy16.md: Include predicates.md.
849 * config/stormy16/predicates.md: New.
851 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
853 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
854 small_int, large_int, reg_or_0_operand, simple_memory_operand,
855 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
856 move_operand, power_of_2_operand): Move to predicates.md.
857 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
858 PREDICATE_CODE): Remove.
859 * config/iq2000/iq2000.md: Include predicates.md.
860 * config/iq2000/predicates.md: New.
862 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
864 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
865 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
866 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
867 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
868 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
869 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
870 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
871 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
872 (TARGET_M68HC11): Delete.
873 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
874 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
875 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
876 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
877 (nb_soft_regs): Delete.
878 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
879 (m68hc11_override_options): Remove the code that caters for MASK_M6811
880 and MASK_M6812 being set simultaneously. Change the code that sets
881 the default m68hc11_soft_reg_count to use integers instead of strings.
882 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
883 m68hc11_soft_reg_count (which now has an int type) as the number
885 * config/m68hc11/m68hc11.opt: New file.
887 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
889 * config/fr30/fr30.h (PREDICATE_CODES): Remove
890 fp_displacement_operand, sp_displacement_operand.
892 * config/m68hc11/m68hc11-protos.h: Add a prototype for
894 Remove the prototypes for tst_operand, cmp_operand,
895 stack_register_operand, d_register_operand,
896 hard_addr_reg_operand, splitable_operand,
897 m68hc11_logical_operator, m68hc11_arith_operator,
898 m68hc11_non_shift_operator, m68hc11_shift_operator,
899 m68hc11_unary_operator, m68hc11_eq_compare_operator,
900 non_push_operand, hard_reg_operand, and
901 reg_or_some_mem_operand.
902 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
904 (tst_operand, cmp_operand, non_push_operand,
905 splitable_operand, reg_or_some_mem_operand,
906 stack_register_operand, d_register_operand,
907 hard_addr_reg_operand, hard_reg_operand,
908 m68hc11_eq_compare_operator, m68hc11_logical_operator,
909 m68hc11_arith_operator, m68hc11_non_shift_operator,
910 m68hc11_shift_operator, m68hc11_unary_operator): Move to
912 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
913 * config/m68hc11/m68hc11.md: Include predicates.md.
914 * config/m68hc11/predicates.md: New.
916 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
919 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
920 change checked in along with 2005-03-03's patch for debug/20253.
921 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
922 (remap_decl): Insert type decl in map earlier.
924 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
926 PR tree-optimization/20640
927 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
928 post-dominator if it has phi nodes.
929 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
930 before dead statements.
932 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
935 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
937 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
939 PR rtl-optimization/20290
940 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
941 in every iteration if the entry point is the exit test.
943 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
945 * config/cris/cris.md (attribute "length"): Define.
947 2005-04-02 Geoffrey Keating <geoffk@apple.com>
949 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
950 (word_offset_memref_operand): New.
951 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
952 (indexed_or_indirect_operand): Delete.
953 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
954 (indexed_or_indirect_operand): Delete.
956 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
959 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
962 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
963 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
965 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
967 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
969 2005-04-01 Ian Lance Taylor <ian@airs.com>
971 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
972 (rus, prus): Remove static variables.
973 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
974 (process_command): Permit report_times and use_pipes together.
976 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
978 * c-decl.c (validate_proto_after_old_defn): Look at
979 TYPE_MAIN_VARIANT of argument types.
981 2005-04-01 Paul Brook <paul@codesourcery.com>
983 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
984 (arm_output_function_epilogue): Allow call_via_SP.
985 (thumb_call_via_reg, arm_file_end): Ditto.
986 * config/arm/arm.h (struct machine_function): Include space for SP.
987 (thumb_call_via_label): Update declaration.
989 2005-04-01 Ian Lance Taylor <ian@airs.com>
991 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
992 doing a peephole optimization, once again put any notes in the
995 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
997 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
999 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1001 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1002 (block_alloc, find_free_reg): Likewise.
1003 * loop-doloop.c (doloop_modify): Likewise.
1004 * loop-invariant.c (record_use): Likewise.
1005 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1006 get_iv_value, canon_condition, eliminate_implied_condition,
1007 eliminate_implied_condition, simplify_using_initial_values,
1008 shorten_into_mode, canonicalize_iv_subregs,
1009 iv_number_of_iterations): Likewise.
1010 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1011 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1012 unswitch_loop): Likewise.
1013 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1014 move_movables, replace_call_address, find_and_verify_loops,
1015 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1016 record_giv, final_giv_value, general_induction_var,
1017 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1018 loop_giv_dump): Likewise.
1020 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1021 GCOV_CHECK_WRITING): Remove.
1022 (gcov_position, gcov_rewrite): Use gcc_assert.
1023 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1024 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1025 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1028 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1030 * tree-inline.c: Fix a typo.
1032 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1034 * configure.ac (enable-checking): Explicitly set all variables for
1035 collective switch values. Alphabetize variables. Rename
1036 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1038 * doc/install.texi (enable-checking): Update documentation.
1039 * configure: Rebuilt.
1041 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1043 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1046 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1048 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1049 Also reject cases where this pattern will cause load delay stalls
1050 unless optimizing for size and it will produce a shorter sequence.
1051 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1052 variants to avoid pre-adjusting the base when possible.
1054 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1056 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1057 the frame and argument pointers.
1058 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1059 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1060 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1061 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1062 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1063 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1065 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1067 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1068 with entry for selectany attribute.
1069 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1071 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1072 (i386_pe_asm_named_section): Handle sections generated by
1073 selectany attribute.
1074 * doc/extend.texi (selectany): Document attribute.
1076 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1077 Jan Hubicka <jh@suse.cz>
1079 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1080 to fix addresses involving EBP and ESP.
1081 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1082 for SUBREGed registers.
1083 (legitimate_address_p): Accept SUBREGed registers.
1085 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1088 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1089 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1092 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1094 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1096 2005-04-01 James E Wilson <wilson@specifixinc.com>
1099 * dwarf2out.c (rtl_for_decl_init): New function.
1100 (rtl_for_decl_location): Extracted from here.
1101 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1102 add_const_value_attribute. Delete initializer_constant_valid_p call.
1104 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1106 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1107 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1108 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1109 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1110 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1111 config/i386/i386.md, config/rs6000/predicates.md,
1112 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1113 config/s390/s390.c, config/stormy16/stormy16.c,
1114 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1117 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1120 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1121 COND_EXPR and CALL_EXPR.
1123 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1126 * genautomata.c (first_cycle_unit_presence): Check all alternative
1127 states for unit presence.
1129 * doc/md.texi: Remove remark about impossibility to query unit
1130 presence in non nondeterministic automaton state.
1132 * config/ia64/ia64.c (get_template): Change order of unit querying.
1134 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1136 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1139 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1141 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1142 flag for edges outside any loops.
1144 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1146 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1148 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1150 * tree-ssa-alias.c: Follow spelling conventions.
1151 * doc/tree-ssa.texi: Fix a typo.
1153 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1155 * postreload-gcse.c: Include target.h.
1156 (gcse_after_reload_main): Return early if we cannot modify jumps.
1157 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1159 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1161 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1162 expensive operations.
1164 2005-03-31 Ian Lance Taylor <ian@airs.com>
1166 * collect2.c (lderrout): New variable.
1167 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1168 if it is set, to stderr.
1169 (handler): Unlink lderrout if it is set.
1170 (dump_file): Add "to" parameter. Change all callers.
1171 (main): Initialize lderrout.
1172 (collect_execute): Add errname parameter. Change all callers.
1173 Rename redir parameter to outname. Never pass
1174 PEX_STDERR_TO_STDOUT to pex_run.
1175 * collect2.h (collect_execute, dump_file): Update declarations.
1176 * tlink.c (tlink_execute): Add errname parameter. Change all
1178 (do_tlink): Check lderrout as well as ldout.
1180 2005-03-31 Caroline Tice <ctice@apple.com>
1182 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1183 (bb-reorder.o): Add errors.h to list of requirements.
1184 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1185 profiledbootstrap flags.
1186 * bb-reorder.c (errors.h): Add new include.
1187 (struct bbro_basic_block_data_def): Add new field, in_trace.
1188 (add_unlikely_executed_notes): Remove function.
1189 (mark_bb_for_unlikely_executed_section): Remove function.
1190 (insert_section_boundary_note): New function.
1191 (verify_hot_cold_block_grouping): New function.
1192 (push_to_next_round_p): Remove variables and tests that push all
1193 cold blocks to last round.
1194 (find_traces): Remove code that added extra round of trace finding
1195 when doing partitioning.
1196 (find_traces_1_round) : Remove variable last_round; add code to
1197 update new struct field, in_trace; correct trace_length where it was
1198 incorrect before (after call to copy_bb); change code that pushed all
1199 cold blocks to last round. Instead verify that all blocks going into
1200 a trace belong in the same partition.
1201 (connect_traces): Modify to connect the traces in two passes, if the
1202 function contains both hot and cold blocks. The first pass connects
1203 all the traces for blocks in the partition that the first block in
1204 the function belongs to; the second pass connnects all the traces
1205 containing blocks that belong in the other partition.
1206 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1207 code that automatically put the first block in a function into the
1208 hot partition if the function had any hot blocks.
1209 (fix_crossing_unconditional_branches): Check number of succ edges
1210 before attempting to get one.
1211 (fix_edges_for_rarely_executed_code): Update comment describing
1213 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1214 remove call to add_unlikely_executed_notes; add call to
1215 verify_hot_cold_block_grouping.
1216 (duplicate_computed_gotos): Don't change computed goto if it's a
1218 (partition_hot_cold_basic_blocks): Update function comment.
1219 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1221 (try_forward_edges): Likewise.
1222 (merge_blocks_move_predecessor_nojumps): Likewise.
1223 (merge_blocks_move_successor_nojumps): Likewise.
1224 (merge_blocks_move): Likewise.
1225 (try_crossjump_bb): Likewise.
1226 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1227 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1228 notes to cold bb's; remove call to update_unlikely_executed_notes.
1229 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1230 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1231 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1232 function declaration.
1233 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1235 (rtl_can_merge_blocks): Remove redundancy from condition.
1236 (try_redirect_by_replacing_jump): Likewise.
1237 (force_nonfallthru_and_redirect): Remove code for adding
1238 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1239 (commit_one_edge_insertion): Likewise.
1240 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1241 * dbxout.c (FORCE_TEXT): Replace function_section with
1242 current_function_section.
1243 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1244 function, switch_text_section.
1245 (struct xcoff_debug): Likewise.
1246 (dbxout_function_end): Add code to put out label diffs for both
1247 hot and cold sections.
1248 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1249 for new debug_hooks funciton, switch_text_section..
1250 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1251 switch_text_section.
1252 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1253 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1254 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1255 dw_fde_switched_sections.
1256 (output_call_frame_info): Add test to see if function switches text
1257 sections in the middle; if so, use appropriate extra hot and cold
1258 section labels to compute size deltas for the hot and cold sections.
1259 (dwarf2out_begin_prologue): Add code to initialize new fields in
1261 (dwarf2out_switch_text_section): New function (invoked through
1262 debug_hook); updates new fields in dw_fde_struct appropriately and
1263 increments separate_line_info_table_in_use.
1264 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1265 dwarf2out_switch_text_section.
1266 (struct var_loc_node): Add new field, section_label.
1267 (output_aranges): Add code to check whether in hot or cold section and
1268 use the appropriate label in calculating deltas.
1269 (output_ranges): Likewise.
1270 (output_line_info): Add code to check which section we're in and
1271 use appropriate hot/cold label.
1272 (add_location_or_constant_value_attribute): Likewise.
1273 (gen_subprogam_die): Modify arange attributes to use correct labels.
1274 (dwarf2out_begin_block): Change call to function_section into call to
1275 current_function_section.
1276 (dwarf2out_end_block): Likewise.
1277 (dwarf2out_source_line): Likewise.
1278 (dwarf2out_var_location): Add code to check whether in hot or cold
1279 section and use the appropriate label.
1280 * except.c (output_function_exception_table): Change call to
1281 function_section into call to current_function_section.
1282 * final.c (profile_function): Likewise.
1283 (scan_ahead_for_unlikely_executed_note): Remove function.
1284 (final_scan_insn): Remove calls to
1285 scan_ahead_for_unlikely_executed_note, and related code for switching
1286 to cold section, except for the single time
1287 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1288 debug_hooks->switch_text_sections; replace appropriate calls to
1289 function_section with calls to current_function_section.
1290 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1291 test_bb to condition.
1292 (find_if_case_2): Likewise.
1293 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1294 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1295 * opts.c (decode_options): Change warning about hot/cold partitioning
1296 with exceptionss to inform (so as not to cause bootstrap failures);
1297 remove warning about partitioning with DWARF debug info.
1298 * output.h (current_function_section): Add new function decl.
1299 (insert_section_boundary_note): Likewise.
1300 (enum in_section): Move this declaration here from varasm.c.
1301 (unlikely_section_label): Likewise.
1302 (unlikely_text_section_name): Likewise.
1303 (last_text_section_name): New global variable.
1304 (last_text_section): Likewise.
1305 (hot_section_label): Likewise.
1306 (hot_section_end_label): Likewise.
1307 (cold_section_end_label): Likewise.
1308 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1309 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1310 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1311 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1312 insn from consideration.
1313 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1314 switch_text_section.
1315 * varasm.c (basic-block.h): Add new include.
1316 (unlikely_section_label_printed): Remove global variable.
1317 (unlikely_section_label): Make global variable not be static any more.
1318 (unlikely_text_section_name): Likewise.
1319 (hot_section_end_label): New global variable (not static)
1320 (first_function_block_is_cold): Likewise.
1321 (hot_section_label): Likewise.
1322 (cold_section_end_label): Likewise..
1323 (last_text_section): New global variable, not static.
1324 (last_text_section_name): New global variable, not static.
1325 (initialize_cold_section_name): New function.
1326 (enum in_section): Move declaration to output.h.
1327 (text_section): Update last_text_section.
1328 (unlikely_text_section): Replace code to determine cold section name
1329 with call to initialize_cold_section_name; Add code to update
1330 last_text_section; remove code for printing out label.
1331 (named_section_real): Add code to update last_text_section and
1332 last_text_section_name as appropriate.
1333 (function_section): Change test for 'unlikely' to depend on
1334 first_function_block_is_cold (moved old test to
1335 current_function_section).
1336 (current_function_section): New function.
1337 (assemble_start_function): Move code that frees
1338 unlikely_text_section_name; initialize hot_section_end_label;
1339 print hot and cold section labels at the start of the function;
1340 set first_function_block_is_cold, if appropriate; initialize l
1341 ast_text_section; add call to insert_section_boundary_note.
1342 (assemble_end_function): Add code to write out hot and cold section
1344 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1345 switch_text_section.
1346 * config/darwin.c (machopic_select_section): Replace incorrect
1347 function in base_funs; update reloc for cold sections if necessary.
1348 * config/darwin.h (SECTION_FUNCTION): Add code to update
1349 last_text_section if appropriate.
1350 (text_unlikely_section): Remove.
1351 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1352 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1353 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1354 partitioning for this architecture.
1356 2005-03-31 Olivier Hainque <hainque@adacore.com>
1358 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1359 defined and non-zero.
1361 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1364 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1367 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1370 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1371 label operand. Remove (use (unspec..)). Don't emit a label on
1373 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1374 generate inline label for load_toc_v4_PIC_1b.
1375 (rs6000_emit_load_toc_table): Likewise.
1377 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1379 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1380 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1382 2005-03-29 Devang Patel <dpatel@apple.com>
1384 * tree-sra.c (decide_block_copy): Disable scalarization of
1387 2005-03-30 Stuart Hastings <stuart@apple.com>
1388 Dale Johannesen <dalej@apple.com>
1390 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1391 * print-tree.c (print_node): Add case STATEMENT_LIST.
1393 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1395 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1396 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1397 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1398 is given with "powerpc64*" or "all", or when --with-cpu chooses
1401 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1404 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1405 gen_lexical_block_die.
1406 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1408 2005-03-31 Jan Hubicka <jh@suse.cz>
1410 2004-11-02 Jan Hubicka <jh@suse.cz>
1412 * cgraph.c (cgraph_varpool_node_name): New function.
1413 (dump_cgraph_varpool_node): New function.
1414 (dump_varpool): New function.
1415 * cgraphunit.c (cgraph_optimize): Dump varpool.
1417 2004-10-16 Jan Hubicka <jh@suse.cz>
1419 * cgraph.c (decide_is_variable_needed): New function.
1420 (cgraph_varpool_finalize_decl): Use it.
1421 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1423 * final.c (output_addr_const): Do not call mark_referenced.
1424 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1425 always go via cgraph.
1426 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1427 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1428 * tree-optimize.c (execute_inline): Mark functions called.
1429 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1431 2004-10-11 Jan Hubicka <jh@suse.cz>
1433 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1434 (cgraph_varpool_last_needed_node): New static variable.
1435 (enqueue_needed_varpool_node): Break out from ...; add items to the
1436 end of queue; update first pointers.
1437 (cgraph_varpool_mark_needed_node): ... here.
1438 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1439 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1440 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1441 (cgraph_varpool_first_unanalyzed_node): Declare.
1442 * cgraphunit.c: Include output.h.
1443 (cgraph_varpool_analyze_pending_decls): New function.
1444 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1445 for errors, analyze pending decls.
1446 (cgraph_finalize_compilation_unit): Only analyze decls.
1447 (cgraph_optimize): Assemble the decls after expanding.
1449 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1451 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1452 subvars get marked properly in tags for grouping.
1453 (add_pointed_to_var): Mark only actual pointed to
1454 variables/subvars in addresses needed.
1455 (create_overlap_variables_for): Clear call clobbered on original
1457 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1458 addresable vars with subvars into list.
1459 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1462 2005-03-30 Richard Henderson <rth@redhat.com>
1464 * cgraph.h (struct cgraph_node): Add alias.
1465 * varasm.c (assemble_alias): Set it.
1466 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1467 avoid calling cgraph_expand_function.
1469 2005-03-30 Tom Tromey <tromey@redhat.com>
1471 * tree.def (FILE_TYPE): Removed.
1472 * typeclass.h (enum type_class): Removed file_type_class.
1473 * dwarf2out.c (is_base_type): Updated.
1474 (gen_type_die): Likewise.
1475 * dbxout.c (dbxout_type): Updated.
1476 * builtins.c (type_to_class): Updated.
1477 * tree.c (type_contains_placeholder_1): Updated.
1478 * config/sparc/sparc.c (sparc_type_code): Updated.
1479 * config/ia64/ia64.c (hfa_element_mode): Updated.
1480 * expr.c (count_type_elements): Updated.
1481 * stor-layout.c (layout_type): Updated.
1482 * tree-inline.c (remap_type): Updated.
1483 * tree-pretty-print.c (dump_generic_node): Updated.
1485 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1487 * builtins.c (expand_builtin_powi): Fix mode of
1488 2nd argument to match int.
1489 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1490 2nd argument type to int.
1491 * libgcc2.c: Change prototype of __powi* functions to use
1494 2005-03-30 Dale Johannesen <dalej@apple.com>
1497 * calls.c (expand_call): Flush pending deferrals before
1500 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1504 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1505 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1506 c_label_context, label_context_stack): New.
1507 * c-decl.c (define_label): Check for jumps into statement
1508 expressions. Add label to list of defined labels.
1509 (start_function): Push context on label_context_stack.
1510 (finish_function): Pop context from label_context_stack.
1511 * c-typeck.c (label_context_stack): New.
1512 (c_finish_goto_label): Check for jumps into statement
1513 expressions. Add label to list of jumped to labels.
1514 (struct c_switch): Add blocked_stmt_expr.
1515 (c_start_case): Initialize it.
1516 (do_case): Check it.
1517 (c_finish_case): Verify !blocked_stmt_expr.
1518 (c_begin_stmt_expr): Push context on label_context_stack.
1519 Increment blocked_stmt_expr. Mark labels jumped to from outside
1521 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1522 defined in the statement expression and no longer jumpable to.
1523 Mark labels jumped to from just outside the statement expression
1524 as again definable. Pop context from label_context_stack.
1525 * doc/extend.texi (Statement Exprs): Update.
1527 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1530 * c-decl.c (start_function): Check for old_decl being
1533 2005-03-30 Ian Lance Taylor <ian@airs.com>
1535 * final.c (final): Remove prescan parameter. Change all callers.
1536 (final_scan_insn): Remove prescan parameter. Change all callers.
1538 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1540 * tree-vectorizer.c: Fix comment typos.
1542 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1544 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1545 as soon as a chrec_dont_know is detected.
1547 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1549 Merge from csl-arm-branch.
1550 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1552 * tlink.c (recompile_files): Do not assume that "rename" can
1553 overwrite an existing file.
1555 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1557 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1558 * gcc/configure: Regenerate.
1560 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1562 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1564 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1566 * calls.c (struct arg_data): Update "partial" comment.
1567 (load_register_parameters): Update "nregs" comment.
1569 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1571 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1572 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1573 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1574 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1575 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1576 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1577 than target_flags & 0.
1578 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1579 (iq2000_arch, iq2000_parse_cpu): Delete.
1580 (TARGET_HANDLE_OPTION): Override default.
1581 (iq2000_handle_option): New function.
1582 (override_options): Remove -march= and -mcpu= handling.
1583 * config/iq2000/iq2000.opt: New file.
1585 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1587 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1588 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1589 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1590 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1591 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1592 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1593 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1594 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1595 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1596 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1597 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1598 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1599 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1600 (TARGET_OPTIONS): Delete.
1601 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1602 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1603 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1604 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1605 (c4x_cpu_version_string): Delete.
1606 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1607 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1608 equivalent -mcpu= option.
1609 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1610 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1611 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1612 or clearing the appropriate MASK_* bit.
1613 (c4x_file_start): Use c4x_cpu_version.
1614 * config/c4x/c4x.opt: New file.
1616 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1618 * doc/options.texi: Document the new MaskExists flag.
1619 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1620 if the option has the MaskExists flag.
1622 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1624 * opt-functions.awk (flag_set_p, test_flag): New functions.
1625 (switch_flags): Use them.
1626 * opth-gen.awk: Use flag_set_p to check for flags.
1627 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1629 2005-03-30 Ian Lance Taylor <ian@airs.com>
1631 * config.host (i[34567]86-*-mingw32*): Don't set
1632 host_can_use_collect2 to no.
1634 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1637 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1638 Remove convert_memory_address call duplicating that in memory_address.
1640 2005-03-29 Richard Henderson <rth@redhat.com>
1643 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1644 (build_compound_literal): Likewise. Propagate decl type into the
1646 (finish_decl): Likewise. Use new return value from complete_array_type
1647 for zero sized arrays.
1648 (complete_array_type): Move ...
1649 * c-common.c (complete_array_type): ... here. Change first argument
1650 to pointer-to-type-node. Consistently use sizetype for the index
1651 except for zero sized arrays. Detect zero sized arrays for pedantic
1652 mode diagnostics. Create a new type node instead of modifying the
1654 * c-tree.h (complete_array_type): Move decl ...
1655 * c-common.h (complete_array_type): ... here.
1657 2005-03-29 Richard Henderson <rth@redhat.com>
1660 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1662 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1664 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1665 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1666 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1667 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1669 2005-03-29 Eric Christopher <echristo@redhat.com>
1671 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1672 truthvalue conversion removal.
1674 2005-03-29 Ian Lance Taylor <ian@airs.com>
1677 * collect2.c: Never include <vfork.h>.
1678 (VFORK_STRING, vfork): Don't define.
1679 (pid): Remove global variable.
1680 (handler): Call raise instead of kill (getpid(), ...).
1681 (collect_wait): Add pex parameter. Change all callers. Use
1682 pex_get_status rather than pwait.
1683 (do_wait): Add pex parameter. Change all callers.
1684 (collect_execute): Return struct pex_obj * rather than void. Use
1685 pex routines rather than pexecute.
1686 (fork_execute): Get pex_obj from collect_execute, and pass it to
1688 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1689 Only declare quit_handler if SIGQUIT is defined.
1690 (scan_libraries): Likewise.
1691 * collect2.h (collect_execute): Update declaration.
1692 (collect_wait): Update declaration.
1693 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1694 pass it to collect_wait.
1696 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1699 * c-parser.c (c_parser_compound_statement_nostart): Give error
1700 message for EOF instead of just setting parser->error.
1702 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1704 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1705 (slpeel_update_phi_nodes_for_guard1): New function.
1706 (slpeel_update_phi_nodes_for_guard2): New function.
1707 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1708 of slpeel_update_phi_nodes_for_guard.
1709 (vectorize_loops): Remove call to loop_closed_rewrite.
1710 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1713 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1715 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1716 (TARGET_LITTLE_ENDIAN): New macro.
1717 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1718 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1719 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1720 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1721 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1722 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1723 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1724 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1725 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1726 (TARGET_OPTIONS): Delete.
1727 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1728 (CACHE_FLUSH_TRAP): Turn into an integer.
1729 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1730 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1731 -mflush-trap is in use.
1732 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1733 (m32r_cache_flush_trap_string): Delete.
1734 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1735 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1736 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1737 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1738 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1739 -mmodel= and -msdata= handling from...
1740 (m32r_init): ...here.
1741 * config/m32r/m32r.opt: New file.
1743 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1745 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1746 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1747 * tree-vect-analyze.c (vect_object_analysis): additional parm
1748 pass back a "struct ptr_info_def *" with the points-to info.
1749 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1750 statement using info returned from vect_object_analysis.
1751 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1752 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1753 for virtual uses and defs when creating a replacement vector
1754 reference. Call duplicate_ssa_name_ptr_info to define points-to
1755 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1756 (vectorizable_store): copy_virtual_operands and update
1757 definition statements.
1758 (vectorizable_load): copy_virtual_operands. Remove call to
1759 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1760 * tree-vectorizer.c (vectorize_loops): Remove calls to
1761 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1762 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1763 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1764 define macro STMT_VINFO_PTR_INFO for use in accessing.
1765 * tree.h add export of duplicate_ssa_name_ptr_info.
1766 * rs6000.c (altivec_init_builtins): Declare builtin function
1767 __builtin_altivec_mask_for_load to be "const".
1769 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1772 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1773 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1774 assemble_variable on aliases.
1775 * varasm.c (assemble_alias): Set node->alias.
1776 * toplev.c (wrapup_global_declarations): Don't call
1777 rest_of_decl_compilation on aliases again.
1779 2005-03-29 Paul Brook <paul@codesourcery.com>
1781 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1782 * config/arm/arm.c (arm_dbx_register_number): New function.
1783 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1785 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1788 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1789 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1791 2005-03-29 Dale Johannesen <dalej@apple.com>
1793 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1794 $(TREE_H) and $(COVERAGE_H).
1795 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1796 * opts.c (common_handle_option): Enable tree-based value transforms.
1797 * toplev.c (process_options): Ditto.
1798 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1799 refers to references to this type.
1800 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1801 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1802 for may_be_more, may_be_less.
1803 (rtl_gen_pow2_profiler): Adjust.
1804 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1805 (rtl_gen_one_value_profiler): Adjust.
1806 (rtl_gen_const_delta_profiler): Adjust.
1807 * tree-profile.c (tree_gen_interval_profiler): Implement.
1808 (tree_gen_pow2_profiler): Ditto.
1809 (tree_gen_one_value_profiler): Ditto.
1810 (tree_profiling): New.
1811 (pass_tree_profile): Reference it.
1812 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1814 (insn_divmod_values_to_profile): Rename to
1815 rtl_divmod_values_to_profile. Adjust.
1816 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1817 (insn_prefetch_values_to_profile): Adjust.
1818 (rtl_value_profile_transformations): Adjust.
1819 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1820 (gen_mod_pow2): Rename to rtl_mod_pow2.
1821 (gen_mod_subtract): Rename to rtl_mod_subtract.
1822 (divmod_fixed_value_transform): Rename to
1823 rtl_divmod_fixed_value_transform.
1824 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1825 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1826 (rtl_find_values_to_profile): Adjust.
1827 (tree_value_profile_transformations): Implement.
1828 (tree_divmod_values_to_profile): New.
1829 (tree_values_to_profile): New.
1830 (tree_divmod_fixed_value): New.
1831 (tree_mod_pow2): New.
1832 (tree_mod_subtract): New.
1833 (tree_divmod_fixed_value_transform): New.
1834 (tree_mod_pow2_value_transform): New.
1835 (tree_mod_subtract_transform): New.
1836 (tree_find_values_to_profile): Implement.
1837 * profile.c (instrument_values): Free histograms.
1838 (compute_value_histograms): Adjust. Implement tree version.
1840 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1842 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1843 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1844 variable. Output "fldcw" depending on round_mode.
1845 * config/i386/i386.md (UNSPEC_FIST): New.
1846 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1847 New isns patterns to implement lrint and llrint built-ins as x87
1849 (fistdi2, fist<mode>2 splitters): New splitters.
1850 (lrint<mode>2): New expanders.
1852 2005-03-28 Ian Lance Taylor <ian@airs.com>
1854 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1855 0 when calling final_scan_insn.
1857 2005-03-28 Jan Hubicka <jh@suse.cz>
1860 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1863 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1864 types where possible.
1866 2005-03-26 Per Bothner <per@bothner.com>
1868 Make -f[no-]show-column also control non-cpp diagnostics.
1869 * c.opt (fshow-column): Move option from here ...
1870 * common.opt (fshow-column): ... to here.
1871 * diagnostic.c (diagnostic_build_prefix): Only print column number
1872 if flag_show_column.
1874 2005-03-27 Steven Bosscher <stevenb@suse.de>
1876 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1877 vax_output_conditional_branch): New prototypes.
1878 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1879 extracted from vax.md mov and add patterns.
1880 (vax_output_conditional_branch): New function to output conditional
1881 branch instructions.
1882 * vax.md: Use mode macros for arithmetic and mov patterns.
1883 Use code macros for the jump patterns.
1885 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1887 * Makefile.in (libbackend.o): Depend on version files;
1888 add custom generation command.
1890 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1893 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1894 sure that we have a REG before getting its REGNO.
1896 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1898 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1899 * builtins.def (BUILT_IN_STRNDUP): New.
1901 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1903 PR tree-optimization/20470
1904 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1907 2005-03-25 Mike Stump <mrs@apple.com>
1909 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1912 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1914 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1915 Use our own structure definitions.
1917 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1918 (fix_truncdfsi2): Allow registers or memory as destination.
1919 When TARGET_PPC_GFXOPT, generate simplified pattern.
1920 (fix_truncdfsi2_internal): Use define_insn_and_split.
1921 (fix_truncdfsi2_internal_gfxopt): New.
1922 (fctiwz): Don't confuse register allocation by giving it no choices.
1924 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1925 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1926 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1927 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1929 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1931 * dominance.c (free_dominance_info): Speed up by freeing et
1932 data structures without maintaining other nodes.
1933 * et-forest.c (et_free_tree_force): New.
1934 * et-forest.h: Add a prototype for et_free_tree_force.
1936 * tree.c (get_set_constructor_bits,
1937 get_set_constructor_bytes): Remove.
1938 * tree.h: Remove the corresponding prototypes.
1940 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1943 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1944 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1945 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1946 PRE_DEC, NEG and NOT.
1948 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1950 * fold-const.c: Convert uses of fold (build (...)) to
1953 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1955 PR rtl-optimization/20249
1956 * cse.c (insert_regs): Do not record equivalence of registers in
1959 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1961 * emit-rtl.c (reverse_comparison): Remove.
1962 * rtl.h: Remove the corresponding prototype.
1964 2005-03-24 James E Wilson <wilson@specifixinc.com>
1966 * doc/install.texi (--enable-altivec): Delete docs.
1968 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1970 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1971 SFmode and DFmode before reload when
1972 flag_unsafe_math_optimizations not enabled.
1974 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1976 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1978 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1979 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1981 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1983 * configure.ac (enable-checking): Add 'runtime' option.
1984 * doc/install.texi (enable-checking): Document 'runtime' checking.
1985 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1986 * config.in: Regenerated.
1987 * configure: Regenerated.
1989 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1991 * optabs.h (enum optab_index): Remove OTI_llrint.
1992 (llrint_optab): Remove macro.
1993 * optabs.c (init_optabs): Remove llrint_optab initialization.
1994 * genopinit.c (optabs): Remove llrint_optab implementation.
1995 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1998 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2000 PR rtl-optimization/20532
2001 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2002 overflow when adding coefficients for PLUS or MINUS.
2003 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2006 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2008 * langhooks.h (truthvalue_conversion): Remove.
2009 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2010 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2011 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2012 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2013 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2015 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2017 * params.def: Fix a typo.
2018 * config/mips/mips.c: Follow the spelling convensions.
2019 * doc/invoke.texi: Fix typos.
2021 2005-03-18 Dale Johannese <dalej@apple.com>
2023 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2025 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2027 Fix PR tree-optimization/20601
2029 * tree-ssa-pre.c (insert_aux): Add missing condition to
2032 2005-03-23 Ian Lance Taylor <ian@airs.com>
2034 * final.c (final_scan_insn): Don't remove no-op instructions.
2035 * reload1.c (reload): Remove simple no-op instructions even when
2038 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2040 PR tree-optimization/20501
2041 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2042 reporting that peeling for alignment is applied moved to...
2043 * (vect_analyze_data_refs_alignment): Here.
2045 2005-03-23 Ian Lance Taylor <ian@airs.com>
2047 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2049 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2051 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2052 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2054 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2056 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2057 imply that this is called once, independent of asms in code.
2058 Adjust to now being pased output and input lists. Mention helper
2059 function decl_overlaps_hard_reg_set_p.
2060 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2061 hook_tree_tree_identity and to take three trees, returning third.
2062 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2064 * stmt.c: include hard-reg-set.h before tree.h.
2065 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2066 (decl_conflicts_with_clobbers_p): Call
2067 decl_overlaps_hard_reg_set_p.
2068 (expand_asm_operands): Pass output and input lists in call to
2069 targetm.md_asm_clobbers.
2070 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2071 hook_tree_tree_tree_tree_3rd_identity.
2072 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2074 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2075 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2076 parameters, first two unused.
2077 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2078 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2079 in constraint letters and MOF is not mentioned as a asm-declared
2080 register in neither of the input and output lists.
2082 2005-03-23 DJ Delorie <dj@redhat.com>
2084 * optabs.c (expand_binop): Make sure the first subword's result
2087 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2089 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2090 Call c_common_truthvalue_conversion rather than
2091 lang_hooks.truthvalue_conversion.
2092 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2093 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2095 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2096 c_common_truthvalue_conversion.
2097 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2098 c_parser_conditional_expression, c_parser_binary_expression): Call
2099 c_objc_common_truthvalue_conversion.
2100 * c-typeck.c (build_unary_op): Call
2101 c_objc_common_truthvalue_conversion.
2102 (build_conditional_expr): Do not call
2103 lang_hooks.truthvalue_conversion.
2104 (build_binary_op): Call c_common_truthvalue_conversion.
2105 (c_objc_common_truthvalue_conversion): Moved from
2106 c-objc-common.c. Call default_function_array_conversion instead
2107 of default_conversion.
2109 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2111 * c-common.h (default_conversion): Remove.
2112 (perform_integral_promotions): Add.
2113 * c-tree.h (default_conversion): Add.
2114 * c-typeck.c (perform_integral_promotions): New, split out from
2116 * c-common.c (check_case_value): Use perform_integral_promotions,
2117 not default_conversion.
2118 (c_add_case_label): Don't continue processing case label after
2119 found to be pointer.
2121 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2123 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2124 the prefix list if we have already added a multilib directory
2126 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2129 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2131 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2133 * reload.h: Remove the prototype for indirect_symref_ok.
2135 * reload1.c (indirect_symref_ok): Make it global.
2136 * reload.h: Add a prototype for indirect_symref_ok.
2138 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2140 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2143 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2145 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2147 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2149 * c-opts.c (c_common_parse_file): Only start/end main source file
2150 if debug hooks says the writer wants it.
2151 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2153 (xcoff_debug_hooks): Ditto.
2154 * debug.c (do_nothing_hooks): Ditto.
2155 * debug.h (gcc_debug_hooks): Ditto.
2156 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2157 * sdbout.c (sdb_debug_hooks): Ditto.
2158 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2160 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2162 * doc/extend.texi: Deprecate C++ min/max operators.
2164 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2166 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2167 artificial original candidates.
2169 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2170 Jan Hubicka <jh@suse.cz>
2171 Steven Bosscher <stevenb@suse.de>
2173 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2174 call cost based on argument sizes.
2175 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2177 * params.def: (max-inline-inssn-single): Set to 450.
2178 (max-inline-insns-auto): Set to 90.
2179 (max-inline-insns-recursive): Set to 450
2180 (max-inline-insns-recursive-auto): Set to 450.
2181 (large-function-insns): Set to 2700.
2182 (inline-call-cost): New parameter.
2183 * tree-inline.c (estimate_move_cost): New function.
2184 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2185 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2187 * tree-inline.h (estimate_move_cost): Declare.
2188 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2189 (max-inline-insns-auto): Change default to 90.
2190 (max-inline-insns-recursive): Change default to 450
2191 (max-inline-insns-recursive-auto): Change default to 450.
2192 (large-function-insns): Change default to 2700.
2193 (inline-call-cost): Document new parameter.
2195 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2197 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2198 (TARGET_DEFAULT): Delete.
2199 * config/i860/i860.opt: New file.
2201 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2203 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2204 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2205 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2206 (frv_sched_lookahead): Delete.
2207 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2208 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2209 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2210 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2211 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2212 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2213 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2214 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2215 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2216 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2217 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2218 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2219 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2220 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2221 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2222 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2223 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2224 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2225 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2226 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2227 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2228 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2229 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2230 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2231 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2232 (frv_sched_lookahead): Delete.
2233 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2234 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2235 (frv_handle_option): New function. Move -mcpu= handling from...
2236 (frv_override_options): ...here. Remove handling of other
2238 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2239 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2240 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2241 and TARGET_NO_MULTI_CE.
2242 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2243 !TARGET_VLIW_BRANCH.
2244 * config/frv/frv.opt: New file.
2246 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2248 * fold-const.c (fold_ternary): Take decomposed arguments of
2250 (fold): Update a call to fold_ternary.
2252 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2253 * tree.h: Add corresponding prototypes.
2255 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2258 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2259 between jump table and its label.
2260 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2261 resp. ADDR_DIFF_VEC and the label preceeding it.
2262 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2263 is emitted in the right section.
2265 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2267 * fold-const.c (fold_unary, fold_binary): Update comments
2270 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2272 PR rtl-optimization/20527
2273 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2274 REG_INC note, test that the register also isn't mentioned in PRED
2277 2005-03-22 Ben Elliston <bje@au.ibm.com>
2279 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2282 2005-03-21 Mike Stump <mrs@apple.com>
2284 * varasm.c (default_assemble_visibility): Remove extra ().
2286 2005-03-21 Roger Sayle <roger@eyesopen.com>
2289 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2290 to determine whether a block can be duplicated, rather than test
2291 whether the block contains noncopyable insns ourselves.
2293 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2295 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2298 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2300 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2302 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2304 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2305 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2306 * config/fr30/fr30.opt: New file.
2308 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2310 Fix PR tree-optimization/20542
2312 * tree-flow-inline.h (overlap_subvar): Move to here.
2313 * tree-ssa-operands.c: From here.
2314 * tree-flow.h (overlap_subvar): Declare.
2315 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2316 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2317 for variables with subvars.
2319 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2322 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2323 * modulo-sched.c (const_iteration_count): Return on NULL
2325 (print_node_sched_params): Return on NULL dump_file.
2326 (generate_reg_moves): Handle reg-anti dependencies and disregard
2327 closing branch when generating register moves.
2328 (sms_schedule): Mark the SMSed block dirty.
2329 * passes.c (rest_of_handle_sms): Call update_life_info for all
2331 * testsuite/gcc.dg/20050321-1.c: New test.
2333 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2335 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2336 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2337 movqi_internal): Likewise.
2339 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2341 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2342 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2343 xtensa_b4const): Delete prototypes.
2344 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2345 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2346 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2347 xtensa_extra_constraint): New prototypes.
2348 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2349 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2350 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2351 move_operand, const_float_1_operand, fpmem_offset_operand,
2352 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2353 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2354 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2355 argument type to HOST_WIDE_INT.
2356 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2357 xtensa_mask_immediate): Likewise.
2358 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2359 Likewise. Also make these functions static.
2360 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2361 (xtensa_const_ok_for_letter_p): New.
2362 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2363 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2364 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2365 move_operand, const_float_1_operand, fpmem_offset_operand,
2366 branch_operator, ubranch_operator, boolean_operator): Move to
2368 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2369 (xtensa_mem_offset): Change return type to bool.
2370 (xtensa_extra_constraint): New.
2371 (gen_int_relational): Update type of const_range_p function pointer.
2372 Use xtensa_b4const_or_zero.
2373 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2374 xtensa_const_ok_for_letter_p. Update comments.
2375 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2376 (PREDICATE_CODES): Delete.
2377 * config/xtensa/xtensa.md: Include predicates.md.
2378 * config/xtensa/predicates.md: New file.
2380 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2382 * config/v850/v850-protos.h: Remove the prototypes for
2383 reg_or_int9_operand, reg_or_const_operand,
2384 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2385 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2386 movsi_source_operand, power_of_two_operand,
2387 not_power_of_two_operand, special_symbolref_operand,
2388 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2389 register_is_ok_for_epilogue.
2390 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2391 reg_or_int9_operand, reg_or_const_operand,
2392 call_address_operand, special_symbolref_operand,
2393 movsi_source_operand, power_of_two_operand,
2394 not_power_of_two_operand, register_is_ok_for_epilogue,
2395 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2396 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2398 * config/v850/v850.h (PREDICATE_CODES): Remove.
2399 * config/v850/v850.md: Include predicates.md.
2400 * config/v850/predicates.md: New.
2402 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2404 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2405 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2406 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2407 (itoolsdir, itoolsdatadir): Move definition above new first use.
2408 (install-itoolsdirs): New rule.
2409 (install-mkheaders): Depend on install-itoolsdirs, not
2410 install-include-dir.
2412 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2414 * tree-into-ssa.c: Remove obsolete comments.
2416 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2418 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2419 unrolling if -fpeel-loops is specified, too.
2420 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2421 Remove superfluous check for flag_unroll_loops.
2423 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2425 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2426 (lrint_optab, llrint_optab): Define corresponding macros.
2427 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2428 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2429 pattern and llrint_optab using llrintdi2 patterns.
2430 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2431 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2432 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2433 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2434 flag_unsafe_math_optimizations is set.
2436 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2438 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2439 simplify_logical, if_then_else_cond, known_cond,
2440 simplify_comparison): Adjust calls to reverse_comparison.
2441 Don't use combine_reversed_comparison_code).
2442 (combine_reversed_comparison_code): Remove.
2443 (reversed_comparison): Using reversed_comparison_code, move it...
2444 * jump.c (reversed_comparison): ... here.
2445 * rtl.h (reversed_comparison): Add prototype.
2447 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2449 * builtins.c (fold_builtin): Take decomposed arguments of
2451 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2452 * gimplify.c (gimplify_call_expr): Likewise.
2453 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2454 * tree.h: Update the prototype of fold_builtin.
2456 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2458 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2459 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2460 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2461 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2462 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2464 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2466 * builtins.c (fold_builtin_1): Take decomposed arguments of
2468 (fold_builtin): Update a call to fold_builtin_1.
2470 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2473 * gcov.c (output_lines): Only output function block summary when
2474 outputting branch information.
2475 * doc/gcov.texi: Document format of preamble and additional block
2478 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2480 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2481 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2482 the defaults false if BITS_PER_UNIT != 8.
2483 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2484 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2485 than BITS_PER_UNIT != 8.
2486 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2487 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2488 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2490 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2491 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2493 2005-03-20 Roger Sayle <roger@eyesopen.com>
2496 * fold-const.c (fold_binary): Fix type mismatch between
2497 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2498 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2499 for non-truth-valued expressions.
2501 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2502 and FUNCTION_DECL in the main switch.
2503 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2504 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2505 we also need to convert their operands to match.
2506 <TRUTH_NOT_EXPR>: Likewise.
2508 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2510 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2511 diagnostic without checking whether an lvalue.
2512 * c-common.h (lvalue_p): Remove.
2513 (enum lvalue_use): Update comment.
2514 (lvalue_or_else): Replace by lvalue_error.
2515 * c-typeck.c (lvalue_p): Make static.
2516 (lvalue_or_else): New. Call lvalue_error.
2518 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2520 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2521 (function_arg_advance): Use rs6000_parm_start.
2522 (function_arg, rs6000_arg_partial_bytes): Likewise.
2524 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2526 * c-common.c (check_case_value): Adjust comment about stripping
2528 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2529 * c-typeck.c (default_conversion, convert_arguments,
2530 build_modify_expr, convert_for_assignment, store_init_value,
2531 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2532 manually. Remove inaccurate comments.
2534 2005-03-20 Roger Sayle <roger@eyesopen.com>
2535 Joseph S. Myers <joseph@codesourcery.com>
2537 * varasm.c (do_assemble_alias): Restore comment describing function.
2538 Annotate the target parameter as potentially unused.
2540 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2543 * config/avr/avr.c (avr_output_function_prologue): Do not use
2544 current_function_name() in a label, use a local label instead.
2546 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2548 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2549 flag_finite_math_only, not flag_unsafe_math_optimizations.
2551 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2553 * builtins.c (fold_builtin_1): Update a call to
2554 targetm.fold_builtin.
2555 * hooks.c (hook_tree_tree_bool_null): Rename to
2556 hook_tree_tree_tree_bool_null. Take one more argument of type
2558 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2559 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2560 hook_tree_tree_tree_bool_null.
2561 * target.h (gcc_target): Update the prototype of fold_builtin.
2562 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2563 arguments of CALL_EXPR.
2564 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2567 2005-03-20 Jan Hubicka <jh@suse.cz>
2569 * cgraph.h (cgraph_node): Add prev_clone pointer.
2570 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2571 (cgraph_clone_node): Produce doubly linked chain.
2573 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2575 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2576 get_nonnull_operand, handle_sentinel_attribute,
2577 check_function_arguments_recurse): Do not strip NOPS from
2579 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2581 * c-format.c (get_constant): Likewise.
2582 * c-parser.c (c_parser_postfix_expression): Likewise.
2583 * c-typeck.c (set_init_index): Likewise.
2584 (convert_arguments): Don't check for NOP_EXPR containing integer
2587 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2589 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2590 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2591 Take decomposed arguments of CALL_EXPR.
2592 (fold_builtin_1): Update calls to the functions mentioned
2595 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2597 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2598 width to have integer type.
2599 (build_enumerator): Require enumerator value to have integer type.
2601 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2603 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2606 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2608 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2609 std=iso9899:199x): Correct descriptions.
2611 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2613 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2616 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2618 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2620 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2621 fold_builtin_memcpy.
2623 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2624 arguments of CALL_EXPR.
2625 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2626 fold_builtin_found, fold_builtin_1): Update calls to
2627 fold_trunc_transparent_mathfn.
2629 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2632 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2633 function pointers on targets that require function pointer
2635 (fold_sign_changed_comparison): Likewise.
2637 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2639 * combine.c (try_combine): When changing the mode of a hard reg, make
2640 sure that doing so is valid.
2642 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2644 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2645 (TARGET_HANDLE_OPTION): Override default.
2646 (avr_handle_option): New function.
2647 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2648 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2649 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2650 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2651 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2652 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2653 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2654 (TARGET_OPTIONS): Delete.
2655 * config/avr/avr.opt: New file.
2657 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2659 * config/m32r/m32r-protos.h: Remove the prototypes for
2660 call_address_operand, symbolic_operand, seth_add3_operand,
2661 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2662 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2663 two_insn_const_operand, move_src_operand,
2664 move_double_src_operand, move_dest_operand,
2665 eqne_comparison_operator, signed_comparison_operator,
2666 large_insn_p, conditional_move_operand, carry_compare_operand,
2667 m32r_block_immediate_operand, extend_operand,
2668 reg_or_eq_int16_operand, int8_operand, and
2669 reg_or_zero_operand.
2670 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2671 seth_add3_operand, int8_operand, cmp_int16_operand,
2672 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2673 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2674 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2675 move_double_src_operand, move_dest_operand,
2676 eqne_comparison_operator, signed_comparison_operator,
2677 extend_operand, small_insn_p, large_insn_p,
2678 conditional_move_operand, carry_compare_operand,
2679 m32r_block_immediate_operand): Move to predicates.md.
2680 (MAX_MOVE_BYTES): Move to m32r.h.
2681 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2682 * config/m32r/m32r.md: Include predicates.md.
2683 * config/m32r/predicates.md: New.
2685 2005-03-18 James E Wilson <wilson@specifixinc.com>
2688 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2691 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2693 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2694 call_address_operand, const_8bit_operand.
2695 * config/mn10300/mn10300.c (call_address_operand,
2696 const_8bit_operand, const_1f_operand): Move to predicates.md.
2697 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2698 * config/mn10300/mn10300.md: Include predicates.md.
2699 * config/mn10300/predicates.md: New.
2701 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2703 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2704 declarations in diagnostics and %E for identifiers, not %s.
2706 2005-03-18 Jan Hubicka <jh@suse.cz>
2707 Dale Johannesen <dalej@apple.com>
2709 * basic-block.h (scale_bbs_frequencies_int,
2710 scale_bbs_frequencies_gcov_type): Declare.
2711 * cfg.c (RDIV): New macro.
2712 (update_bb_frequency_for_threading): Fix.
2713 * basic-block.h (scale_bbs_frequencies_int,
2714 scale_bbs_frequencies_gcov_type): New.
2715 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2716 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2717 scale_bbs_frequencies_int.
2718 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2720 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2722 * config/m32r/m32r-protos.h: Remove the prototypes for
2723 call_address_operand, symbolic_operand, seth_add3_operand,
2724 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2725 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2726 two_insn_const_operand, move_src_operand,
2727 move_double_src_operand, move_dest_operand,
2728 eqne_comparison_operator, signed_comparison_operator,
2729 large_insn_p, conditional_move_operand, carry_compare_operand,
2730 m32r_block_immediate_operand, extend_operand,
2731 reg_or_eq_int16_operand, int8_operand, and
2732 reg_or_zero_operand.
2733 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2734 seth_add3_operand, int8_operand, cmp_int16_operand,
2735 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2736 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2737 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2738 move_double_src_operand, move_dest_operand,
2739 eqne_comparison_operator, signed_comparison_operator,
2740 extend_operand, small_insn_p, large_insn_p,
2741 conditional_move_operand, carry_compare_operand,
2742 m32r_block_immediate_operand): Move to predicates.md.
2743 (MAX_MOVE_BYTES): Move to m32r.h.
2744 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2745 * config/m32r/m32r.md: Include predicates.md.
2746 * config/m32r/predicates.md: New.
2748 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2750 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2751 symbolic_operand, symbolic_memory_operand,
2752 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2753 indexed_memory_operand, move_dest_operand, move_src_operand,
2754 prefetch_cc_operand, prefetch_nocc_operand,
2755 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2756 arith_operand, arith11_operand, pre_cint_operand,
2757 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2758 ireg_operand, int5_operand, uint5_operand, int11_operand,
2759 uint32_operand, arith5_operand, and_operand, ior_operand,
2760 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2761 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2762 shadd_operand, movb_comparison_operator,
2763 cmpib_comparison_operator): Move to predicates.md.
2764 (magic_milli, shadd_constant_p): Make it extern.
2765 * config/pa/pa.h (PREDICATE_CODES): Remove.
2766 * config/pa/pa.md: Include predicates.md.
2767 * config/pa/predicates.md: New.
2769 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2772 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2774 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2775 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2776 config/alpha/freebsd.h, config/alpha/linux.h,
2777 config/alpha/netbsd.h, config/alpha/osf5.h,
2778 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2779 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2780 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2781 doc/cppopts.texi: Update copyright.
2783 2005-03-18 Jan Hubicka <jh@suse.cz>
2786 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2788 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2791 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2793 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2796 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2798 * combine.c (gen_binary): Remove.
2799 (known_cond, simplify_shift_const, find_split_point,
2800 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2801 simplify_logical, expand_field_assignment, extract_left_shift,
2802 force_to_mode, if_then_else_cond, apply_distributive_law,
2803 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2804 simplify_comparison, reversed_comparison): Replace with
2805 simplify_gen_binary, simplify_gen_relational or
2806 distribute_and_simplify_rtx.
2807 (distribute_and_simplify_rtx): New function.
2809 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2810 Paolo Bonzini <gcc.gnu.org>
2812 * calls.c (setjmp_call_p, special_function_p): Update comments
2813 at the head of the functions.
2815 2005-03-18 Jan Hubicka <jh@suse.cz>
2817 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2819 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2820 function body should be released; do not proactively release function
2821 bodies in non-unit-at-a-time mode.
2823 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2825 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2826 mno-fp-ret-in-387 multilib variants.
2828 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2830 * common.opt (m): Remove.
2831 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2833 (common_handle_option): Remove OPT_m case.
2835 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2837 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2839 (fold_builtin_1): Update a call to fold_builtin_bitop.
2841 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2843 (fold_builtin_1): Update a call to fold_builtin_signbit.
2845 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2847 PR tree-optimization/20474
2848 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2849 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2851 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2853 * config/h8300/h8300-protos.h: Remove prototypes for
2854 general_operand_src, general_operand_dst, single_one_operand,
2855 single_zero_operand, call_insn_operand,
2856 two_insn_adds_subs_operand, small_call_insn_operand,
2857 jump_address_operand, bit_operand, bit_memory_operand,
2858 stack_pointer_operand, const_int_gt_2_operand,
2859 const_int_ge_8_operand, const_int_qi_operand,
2860 const_int_hi_operand, incdec_operand, bit_operator,
2861 nshift_operator, eqne_operator, gtle_operator,
2862 gtuleu_operator, iorxor_operator.
2863 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2864 h8300_ldm_stm_parallel.
2865 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2867 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2868 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2869 (h8300_ldm_stm_parallel): Make it extern.
2870 (h8300_ldm_parallel, h8300_stm_parallel,
2871 h8300_return_parallel, general_operand_src,
2872 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2873 nibble_operand, reg_or_nibble_operand, single_one_operand,
2874 single_zero_operand, call_insn_operand,
2875 two_insn_adds_subs_operand, small_call_insn_operand,
2876 jump_address_operand, bit_operand, bit_memory_operand,
2877 stack_pointer_operand, const_int_gt_2_operand,
2878 const_int_ge_8_operand, const_int_qi_operand,
2879 const_int_hi_operand, incdec_operand, eqne_operator,
2880 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2881 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2882 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2883 nshift_operator): Move to predicates.md.
2884 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2885 * config/h8300/h8300.md: Include predicates.md.
2886 * config/h8300/predicates.md: New.
2888 2005-03-17 Richard Henderson <rth@redhat.com>
2890 * config.gcc (ia64*-*-hpux*): Add extra_options.
2891 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2892 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2893 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2894 (ia64_tls_size_string, ia64_tune_string): Remove.
2895 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2896 (TARGET_DEFAULT_TARGET_FLAGS): New.
2897 (TARGET_HANDLE_OPTION): New.
2898 (ia64_override_options): Move options parsing ...
2899 (ia64_handle_option): ... here. New.
2900 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2901 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2902 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2903 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2904 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2905 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2906 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2907 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2908 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2909 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2910 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2911 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2912 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2913 TARGET_EARLY_STOP_BITS): Remove.
2914 (TARGET_ILP32): Default false.
2915 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2916 (enum ia64_inline_type): New.
2917 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2918 * config/ia64/ia64.md: Update for new definitions of
2919 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2920 * config/ia64/ia64.opt: New file.
2921 * config/ia64/ilp32.opt: New file.
2923 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2926 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2928 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2930 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2931 instead of MASK_H8300S.
2932 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2933 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2934 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2935 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2936 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2937 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2938 TARGET_SWITCHES): Remove.
2939 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2941 * config/h8300/h8300.opt: New.
2943 * config/alpha/alpha.opt, config/arc/arc.opt,
2944 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2947 2005-03-17 Ian Lance Taylor <ian@airs.com>
2951 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2953 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2954 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2955 (TARGET_HANDLE_OPTION): Override default.
2956 (arc_handle_option): New function.
2957 (arc_init): Remove code to set arch_cpu_string.
2958 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2959 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2960 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2961 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2962 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2963 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2964 (arc_rodata_string, TARGET_OPTIONS): Delete.
2965 * config/arc/arc.opt: New file.
2967 2005-03-17 Richard Henderson <rth@redhat.com>
2969 * doc/extend.texi (Weak Pragmas): New section.
2970 (attribute alias): Clarify that target must be in the same
2973 2005-03-17 Richard Henderson <rth@redhat.com>
2975 * config/alpha/alpha.opt: New file.
2976 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2978 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2979 alpha_fprm_string, alpha_fptm_string): Make static.
2980 (alpha_tls_size_string): Remove.
2981 (alpha_handle_option): New.
2982 (override_options): Update for alpha_cpu/alpha_tune split.
2983 (alpha_file_start): Likewise.
2984 (TARGET_DEFAULT_TARGET_FLAGS): New.
2985 (TARGET_HANDLE_OPTION): New.
2986 * config/alpha/alpha.h (alpha_tune): Declare.
2987 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2988 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2989 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2990 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2991 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2992 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2993 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2994 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2995 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2996 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2997 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2998 (TARGET_DEFAULT): Remove MASK_FP.
2999 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3000 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3001 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3002 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3003 alpha_tls_size_string): Remove.
3004 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3005 (attribute tune): Rename from attribute cpu.
3006 * config/alpha/ev4.md: Update to match.
3007 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3008 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3009 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3010 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3011 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3012 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3014 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3016 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3017 and return without creating new state if before_nops_num is nonzero.
3018 * config/ia64/ia64.md (first_insn): New attribute.
3019 (alloc): Set it to yes.
3021 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3023 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3024 STMT_VINFO_SUBVARS to NULL.
3025 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3027 2005-03-16 Dale Johannesen <dalej@apple.com>
3029 * rtlanal.c (find_first_parameter_load): Rewrite to
3030 return actual first param load or the call if none,
3031 instead of first in block, when not all loads exist.
3033 2005-03-16 Roger Sayle <roger@eyesopen.com>
3035 * optabs.c (expand_copysign_absneg): Make static.
3036 * optabs.h (expand_copysign_absneg): Delete prototype.
3037 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3039 2005-03-16 Richard Henderson <rth@redhat.com>
3042 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3043 (alias_pairs): Rename from output_defs.
3044 (find_decl_and_mark_needed): Split out from assemble_alias.
3045 (do_assemble_alias): New.
3046 (assemble_output_def): Remove.
3047 (finish_aliases_1, finish_aliases_2): New.
3048 (process_pending_assemble_output_defs): Remove.
3049 (assemble_alias): Defer aliases for which we don't yet have a
3050 non-external decl for the target symbol.
3051 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3052 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3053 * toplev.c (compile_file): Use finish_aliases_2 instead of
3054 process_pending_assemble_output_defs.
3055 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3056 (process_pending_assemble_output_defs): Remove.
3058 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3060 Fix PR tree-optimization/20489
3062 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3063 for empty structures.
3065 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3067 Fix PR tree-optimization/20490
3069 * tree-ssa-pre.c (create_expression_by_pieces): Use
3070 force_gimple_operand on result of fold.
3072 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3074 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3075 of closing parenthesis.
3077 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3079 * builtins.c (expand_movstr): Update a call to
3080 fold_builtin_strcpy.
3081 (expand_builtin_strncpy): Update a call to
3082 fold_builtin_strncpy.
3083 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3084 arguments of CALL_EXPR.
3085 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3086 fold_builtin_strncpy.
3087 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3088 * tree.h: Update the prototypes of fold_builtin_strcpy and
3089 fold_builtin_strncpy.
3091 2005-03-16 Steven Bosscher <stevenb@suse.de>
3092 Dorit Naishlos <dorit@il.ibm.com>
3094 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3095 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3098 2005-03-16 Steven Bosscher <stevenb@suse.de>
3100 * tree-inline.c (walk_type_fields, walk_tree,
3101 walk_tree_without_duplicates): Move from here...
3102 * tree.c: ...to here.
3104 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3106 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3107 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3108 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3109 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3110 (version): Define using $(BASEVER_c).
3111 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3113 (version.o): Depend on version files; add custom generation command.
3114 (prefix.o): Define BASEVER on command line.
3115 (s-iov): Depend on version files; adjust command.
3116 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3118 (gcc-vers.texi): New rule.
3119 (doc/%.info, doc/%.dvi): Add -I . to command line.
3120 (doc/gccinstall.dvi): Likewise.
3121 (PACKAGE): Delete. All uses replaced with "gcc".
3122 * aclocal.m4: Do not include gcc-version.m4.
3123 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3124 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3125 Set is_release based on contents of DEV-PHASE.
3126 Set gcc_version based on contents of BASE-VER.
3127 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3128 * config.in, configure: Regenerate.
3129 * gccbug.in: Determine version of GCC in use at runtime.
3130 * gcov-iov.c: Get version number and development phase from
3131 command line, not by including version.c.
3132 * intl.c: Replace all uses of PACKAGE with "gcc".
3133 * libada-mk.in: Delete unused "gcc_version" variable.
3134 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3135 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3136 commentary to match.
3137 (version_string): Put together from pieces.
3138 * config/alpha/x-vms: Do not use $(gcc_version).
3139 * config/i386/t-nwld: Likewise.
3140 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3141 version-GCC and DEVELOPMENT.
3143 2005-03-15 Roger Sayle <roger@eyesopen.com>
3145 PR tree-optimization/17454
3146 * tree.c (tree_size): Add case for TREE_BINFO.
3147 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3148 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3150 2005-03-15 Roger Sayle <roger@eyesopen.com>
3152 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3153 op1 whilst expanding the signed widenening multiply variant.
3155 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3157 * toplev.c (display_target_options): Avoid unused variable warning if
3158 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3159 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3160 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3161 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3162 (mips_isa_info): New variable.
3163 (mips_parse_cpu): Remove the first argument and leave the caller
3165 (TARGET_HANDLE_OPTION): Override default.
3166 (mips_handle_option): New function. Move option validation code from...
3167 (override_options): ...here. Update calls to mips_parse_cpu.
3168 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3169 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3170 (SUBTARGET_TARGET_OPTIONS): Delete.
3171 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3172 (mno-flush-func, mtune=): New options.
3174 2005-03-15 Roger Sayle <roger@eyesopen.com>
3175 Richard Henderson <rth@redhat.com>
3177 * real.c (c4x_single_format, c4x_extended_format): Provide values
3178 for signbit_ro for c4x's single and extended floating point formats.
3179 * optabs.c (expand_copysign): Use the floating point format's
3180 signbit_ro for expanding via expand_copysign_absneg, and it's
3181 signbit_rw field for expanding via expand_copysign_bit.
3183 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3185 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3186 known_alignment_for_access_p.
3187 (known_alignment_for_access_p): New.
3188 (do_peeling_for_alignment): Field made int instead of bool and renamed
3189 to peeling_for_alignment.
3190 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3191 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3192 functionality used to be in vect_analyze_operations.
3193 (vect_analyze_operations): Code to determine vectorization factor was
3194 moved to vect_determine_vectorization_factor.
3195 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3196 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3198 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3199 be part of vect_analyze_operations).
3200 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3201 creating the guard condition, as the number of iterations may be
3203 (slpeel_tree_peel_loop_to_edge): Use new name of
3204 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3205 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3206 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3207 (vect_do_peeling_for_alignment): Use fold.
3208 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3210 (vect_update_inits_of_dr): Renamed to
3211 vect_update_init_of_dr.
3212 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3213 (vectorizable_store): Fix assertion to use == instead of =.
3215 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3217 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3218 call_used_regs for wCG registers.
3220 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3222 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3223 for non-offsettable memory references to cope with outstanding reload
3224 replacements, take 2.
3226 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3229 * config/i386/i386.h (x86_fisttp): New.
3230 (TARGET_FISTTP): New macro.
3231 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3232 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3233 instruction when fisttp flag is set.
3234 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3236 * config/i386/i386.md (type attribute): Add fisttp.
3237 (unit attribute): Set to i387 for fisttp type.
3238 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3239 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3241 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3242 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3244 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3245 patterns for TARGET_FISTTP. Enable patterns for
3246 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3247 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3248 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3249 implement fisttp x87 insn.
3250 (fix_trunc*_i387_fisttp splitters): New patterns.
3251 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3252 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3253 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3255 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3256 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3257 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3258 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3259 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3260 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3261 Disable patterns for TARGET_FISTTP.
3262 (fix_trunc*_i387 splitters): Implement usign mode macros.
3263 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3264 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3265 (fix_trunx*_sse peephole2s): Implement using mode macros.
3267 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3269 PR rtl-optimization/20291
3270 * combine.c (try_combine): If splitting fails, re-try with
3271 original combined pattern, i.e. before clobber stripping.
3273 2005-03-14 Eric Christopher <echristo@redhat.com>
3275 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3276 STACK_GROWS_DOWNWARD.
3278 2005-03-14 Roger Sayle <roger@eyesopen.com>
3280 * real.h (struct real_format): Split the signbit field into two
3281 two fields, signbit_ro and signbit_rw.
3282 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3283 mips_double_format, ieee_extended_motorola_format,
3284 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3285 ieee_extended_intel_128_format, ibm_extended_format,
3286 mips_extended_format, ieee_quad_format, mips_quad_format,
3287 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3288 i370_double_format, c4x_single_format, c4x_extended_format,
3289 real_internal_format): Update initializers for new field.
3290 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3291 real_format structure.
3292 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3293 field of the real_format structure.
3295 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3297 Fix PR tree-optimization/20458
3299 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3300 DECL_EXTERNAL on STRUCT_FIELD tags.
3301 (clear_call_clobbered): Ditto.
3302 * tree-ssa-operands.c (note_addressable): Make sure the original
3303 variable doesn't slip into the addressable list if we have
3305 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3308 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3310 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3311 (-fwide-exec-charset): Likewise.
3312 (-finput-charset): Likewise.
3313 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3314 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3315 * c.opt (Wnormalized): New.
3317 2005-03-14 Devang Patel <dpatel@apple.com>
3319 * doc/invoke.texi: Add reference to Visibility document.
3321 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3323 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3324 MASK_SPLIT_ADDRESSES.
3325 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3326 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3327 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3328 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3329 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3330 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3331 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3332 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3333 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3334 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3335 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3336 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3337 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3338 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3339 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3340 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3341 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3342 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3343 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3344 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3345 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3346 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3347 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3348 (TARGET_EXPLICIT_RELOCS): Delete.
3349 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3350 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3351 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3352 (override_options): Set MASK_LONG64 if -mint64 is given and no
3353 -mlongXX option is. Complain about -mint64 -mlong32.
3354 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3355 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3356 * config/mips/mips.opt: New file.
3358 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3360 * config.gcc (extra_options): New variable for listing option files.
3361 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3362 * configure.ac (extra_opt_files): New AC_SUBST variable.
3363 (tm_file_list, tm_include_list): Include options.h first.
3364 * configure: Regenerate.
3365 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3366 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3367 (s-options-h): New rule.
3368 (options.h): Depend on it.
3369 (TEXI_GCCINT_FILES): Add options.texi.
3370 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3371 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3372 * target.h (gcc_target): Add default_target_flags and handle_option.
3373 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3374 (TARGET_HANDLE_OPTION): New macros.
3375 (TARGET_INITIALIZER): Include them.
3376 * opt-functions.awk (opt_args, nth_arg): New functions.
3377 (switch_flags): Handle the "Target" flag.
3379 (var_name): Use opt_args and nth_arg.
3380 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3381 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3382 macros for the "Mask" and "InverseMask" options.
3383 * opts.h (cl_var_cond): New enum.
3384 (cl_option): Replace the "has_set_value" and "set_value" fields with
3385 "var_cond" and "var_value".
3386 (CL_TARGET): New macro.
3387 (option_enabled, print_filtered_help): Declare.
3388 (decode_options): Move definition.
3389 * opts.c (handle_option): Search for the original option before
3390 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3391 var_cond and var_value fields. Use targetm.handle_option to handle
3393 (decode_options): Set target_flags to targetm.default_target_flags.
3394 (print_filtered_help): Make global. Handle CL_TARGET.
3395 (option_enabled): New function.
3396 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3397 (display_target_options, set_target_switch, print_switch_values)
3398 (default_pch_valid_p): Guard uses of target_switches with
3399 #ifdef TARGET_SWITCHES. Also...
3400 (display_target_options): Display the CL_TARGET entries in cl_options.
3401 (set_target_option): Don't complain about the "" option when
3402 TARGET_SWITCHES is undefined.
3403 (print_switch_values): Use option_enabled.
3404 (default_pch_valid_p): Check cl_options[] when looking for something
3405 that has changed the value of target_flags.
3406 * c.opt: Remove documentation from top of file.
3407 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3408 * doc/sourecebuild.texi: Refer to the new options documentation
3409 instead of c.opt. Document machine-specific .opt files.
3410 * doc/tm.texi (target_flags): Say that this variable is declared
3412 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3413 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3415 * doc/options.texi: New file.
3417 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3420 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3423 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3426 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3427 temporary variable of pointer type if an lvalues is required.
3428 (gimplify_modify_expr_rhs): Request an rvalue from it.
3429 (gimplify_expr): Pass fallback on.
3431 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3433 * cfgbuild.c: Update comments.
3435 2005-03-14 Roger Sayle <roger@eyesopen.com>
3437 PR rtl-optimization/17236
3438 * optabs.c (expand_doubleword_mult): New helper function split out
3439 from expand_binop. Permute the order in which instructions are
3440 emitted to minimize the number of simultaneously live registers.
3441 (expand_binop): Call expand_doubleword_mult to synthesize a double
3442 word multiplication.
3444 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3446 * basic-block.h: Update the prototypes of cached_make_edge and
3448 * cfg.c (cached_make_edge): Take edge_cache representing one
3449 row of the adjacency matrix of edges.
3450 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3451 (make_edges): Initialize edge_cache to represent one row of
3452 the adjacency matrix of edges.
3454 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3456 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3458 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3459 Remove unused removed_phis variable.
3460 (conditional_replacement): Use build1/build2.
3461 (abs_replacement): Use last_and_only_stmt and build1/build2.
3463 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3465 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3466 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3467 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3468 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3469 * c-common.c (handle_novops_attribute): New function.
3470 (c_common_attribute_table): Add "no vops" entry.
3471 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3472 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3473 * tree-ssa-operands.c (get_call_expr_operands): Do not
3474 create virtual operands for calls with ECF_NOVOPS flag.
3475 * tree.h (DECL_IS_NOVOPS): New macro.
3476 (struct tree_decl): Add novops_flag.
3477 (ECF_NOVOPS): New constant.
3479 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3482 * config/i386/i386.c (x86_use_himode_fiop): New.
3483 (x86_use_simode_fiop): Rename from x86_use_fiop.
3484 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3485 (TARGET_USE_HIMODE_FIOP): New.
3486 (x86_use_simode_fiop): Rename from x86_use_fiop.
3487 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3489 * config/i386/i386.md (X87MODEI12): New mode macro define.
3490 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3491 to implement x87 FP compare with HImode input operands.
3492 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3493 Use X87MODEI12 mode macro to handle HImode input operands.
3494 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3495 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3496 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3497 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3498 macro to implement x87 operators with HImode input operands.
3499 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3502 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3504 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3506 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3507 constants invariant.
3509 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3511 * basic-block.h (BB_VISITED): Removed.
3512 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3514 2005-03-14 Falk Hueffner <falk@debian.org>
3517 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3519 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3521 * ggc-zone.c: Fix comment typos.
3523 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3524 stringpool.c, config/mips/mips-protos.h: Update copyright.
3526 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3528 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3529 throughout with its typedef, "rtx".
3530 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3531 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3532 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3533 regs in comment to match code.
3535 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3537 * except.c (check_handled): Make it static.
3538 * except.h: Remove the corresponding prototype.
3540 * function.c (get_func_frame_size): Make it static.
3541 * function.h: Remove the corresponding type.
3543 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3545 * hard-reg-set.h: Remove the corresponding declarations.
3547 * tree-cfg.c (verify_stmts): Check that
3548 bb_for_stmt (stmt) == bb for every PHI node and statement.
3550 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3552 * config.gcc: Remove excess indentation.
3553 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3555 2005-03-13 Roger Sayle <roger@eyesopen.com>
3558 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3559 * fold-const.c (fold_sign_changed_comparison): Likewise.
3560 (fold_binary): Optimize comparisons against widened operands if
3561 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3563 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3565 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3566 (sparc_override_options): Initialize it.
3567 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3569 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3571 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3572 (reg_or_none500mem_operand): New predicate.
3573 (zero_reg_mem_operand): New predicate.
3574 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3575 to reg_or_none500mem_operand.
3576 (extendsfdf2_fpr): Add MEM alternative.
3577 (extenddftf2_internal): Change operand2 predicate to
3578 zero_reg_mem_operand.
3580 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3582 * ggc-zone.c: Rewritten.
3584 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3586 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3587 * config.in: Regenerated.
3588 * configure: Regenerated.
3589 * gengtype.c (write_types_process_field, write_func_for_structure):
3590 Pass new argument to gt_pch_note_object.
3591 * ggc-common.c (struct ptr_data): Add TYPE.
3592 (gt_pch_note_object): Take TYPE argument and save it.
3593 (call_count): Update call to ggc_pch_count_object.
3594 (call_alloc): Update call to ggc_pch_alloc_object.
3595 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3597 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3598 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3599 (ggc_alloc_zone_stat): Delete.
3600 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3601 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3602 (ggc_pch_alloc_object): Update prototypes.
3603 (garbage_zone): Delete.
3604 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3605 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3607 (tree_id_zone): New variable.
3608 (ggc_alloc_cleared_zone): Remove unused.
3609 (ggc_alloc_zone): Define.
3610 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3611 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3612 ggc_alloc_zone_stat.
3613 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3614 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3615 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3616 (make_node_stat): Likewise. Use tree_id_zone.
3618 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3619 Joseph S. Myers <joseph@codesourcery.com>
3621 * configure.ac: Check for MIPS TLS.
3622 * configure: Regenerated.
3623 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3624 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3625 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3626 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3627 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3628 (mips_classify_symbol, mips_symbolic_constant_p)
3629 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3630 (mips_tls_operand_p, mips_call_tls_get_addr)
3631 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3632 (mips_tls_symbol_ref_1): New functions.
3633 (mips_legitimize_address, mips_legitimize_const_move): Call
3634 mips_legitimize_tls_address.
3635 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3637 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3638 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3639 (mips_char_to_class): Document V1_REG.
3640 (HAVE_AS_TLS): Provide default.
3641 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3643 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3645 (tls_get_tp_<mode>): New instruction.
3647 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3649 * configure.ac: Update checks for target tools.
3650 * configure: Regenerated.
3652 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3654 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3656 2005-03-13 Roger Sayle <roger@eyesopen.com>
3658 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3659 more classes of DImode multiplication by constant. Allow both
3660 multiplication by small negative constants (by performing a
3661 multiplication by a positive constant and negating the result) and
3662 multiplications by large powers of two, by using a left shift.
3664 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3666 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3667 of basic blocks into work_stack.
3669 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3670 config/mips/vr.h: Update copyright.
3672 * c-decl.c (c_init_decl_processing): Remove useless calls to
3673 build_function_type.
3675 * builtins.c (fold_trunc_transparent_mathfn,
3676 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3677 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3678 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3679 fold_builtin_strcpy, fold_builtin_strncpy,
3680 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3683 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3686 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3687 variable determinant.
3689 * tree-cfg.c (group_case_labels): Remove local variable type.
3691 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3694 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3697 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3700 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3701 (*movmemqi_insn): Delete.
3702 (*movmemhi): Delete.
3704 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3706 * builtins.c (fold_builtin_classify): Take decomposed
3707 arguments of CALL_EXPR.
3708 (fold_builtin_1): Update a call to fold_builtin_classify.
3710 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3713 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3714 through into call to parser_xref_tag after parse error.
3715 (c_parser_struct_declaration): Consistently return NULL_TREE on
3718 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3720 * tree-flow-inline.h (ref_contains_array_ref): New function.
3721 (lookup_subvars_for_var): Ditto.
3722 (get_subvars_for_var): Ditto.
3723 (var_can_have_subvars): Ditto.
3725 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3726 (struct subvar): New type.
3728 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3730 * tree-optimize.c (init_tree_optimization_passes): Call
3731 pass_create_structure_vars.
3733 * tree-ssa-alias.c: Include vec.h.
3734 (init_alias_info): Don't auto-clear call clobbered on struct-field
3736 (compute_flow_insensitive_aliasing): Handle subvars.
3737 (group_aliases): Handle STRUCT_FIELD aliases.
3738 (setup_pointers_and_addressables): Ditto.
3739 Don't mark variables non-addressable if they still have
3740 addressable subvars.
3741 Also mark subvars addressable when the real variable is marked
3743 (add_pointed_to_var): Try to prune the pointed-to set by only
3744 pointing to subvars when possible.
3745 Otherwise, make sure we set addresses_needed and pt_vars to
3746 properly include subvars.
3747 (bitpos_of_field): New function.
3748 (push_fields_onto_fieldstack): Ditto.
3749 (get_or_create_used_part_for): Ditto.
3750 (create_overlap_variables_for): Ditto.
3751 (find_used_portions): Ditto.
3752 (create_structure_vars): Ditto.
3753 (pass_create_structure_vars): New structure.
3755 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3756 (get_expr_operands): Handle subvars. Also try to turn
3757 COMPONENT_REF accesses into must-defs now that we can accurately
3759 (note_addressable): Try to only mark as addressable those subvars
3760 we know a COMPONENT_REF touches.
3761 (overlap_subvar): New function.
3763 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3764 Handle subvar storing.
3765 (vect_address_analysis): Update caller of vect_object_analysis.
3767 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3769 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3770 (STMT_VINFO_SUBVARS): New macro.
3772 * common.opts: add flag_tree_salias.
3774 * opts.c (decode_options): flag_tree_salias defaults to on.
3776 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3778 * doc/tree-ssa.texi: Document structural alias analysis.
3780 2005-03-12 Steven Bosscher <stevenb@suse.de>
3782 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3783 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3784 * tree-ssa-operands.c (get_expr_operands): Likewise.
3785 (get_expr_operands): Likewise for ERROR_MARK.
3787 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3789 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3792 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3795 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3796 (mark_operand_necessary): Remove local variable ver.
3798 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3799 variable prefix_len.
3801 * value-prof.c (mod_subtract_transform): Remove local variable
3804 * builtins.c (fold_builtin_exponent): Take decomposed
3805 arguments of CALL_EXPR.
3806 (fold_builtin_1): Update a call to fold_builtin_exponent.
3808 * builtins.c (fold_builtin_logarithm): Take decomposed
3809 arguments of CALL_EXPR.
3810 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3812 * c-decl.c (c_init_decl_processing): Remove local variables
3813 ptr_ftype_void and ptr_ftype_ptr.
3815 * gimplify.c (gimplify_expr): Remove local variables r0 and
3818 * reg-stack.c (move_for_stack_reg): Remove local variable
3820 (compare_for_stack_reg): Remove local variable flags_user.
3821 (convert_regs_1): Remove local variable deleted.
3823 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3825 (combine_blocks): Remove local variables exits and new_e.
3827 * tree-inline.c (expand_call_inline): Remove local variable
3830 * tree-ssa-live.c (create_ssa_var_map,
3831 calculate_live_on_entry): Remove local variable snn.
3833 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3835 * c-lex.c (c_lex_with_flags): Add parameter to call to
3838 2005-03-11 Per Bothner <per@bothner.com>
3840 * c-tree.h (struct c_declarator): New id_loc field.
3841 * c-pragma.h (c_lex_with_flags): Take position reference.
3842 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3843 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3844 (c_lex): Pass dummy location to c_lex_with_flags.
3845 * c-parser.c (c_lex_one_token): Set c_token's location using
3846 c_lex_with_flags, instead of input_location, which might be "ahead".
3847 (c_parser_direct_declarator): Set declarator's id_loc from
3849 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3850 declarator's id_loc, rather than probably-imprecise input_location.
3851 (build_id_declarator): Initialize c_declarator's id_loc field.
3853 2005-03-11 Roger Sayle <roger@eyesopen.com>
3856 * builtins.c (expand_builtin_signbit): Force the signbit's word
3857 into an integer register to avoid SUBREGs of floating point modes.
3859 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3861 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3862 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3863 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3864 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3866 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3868 PR rtl-optimization/20306
3869 * expr.c (emit_move_complex): Set try_int false if mode is
3870 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3871 emit_block_move if try_int is true.
3873 2005-03-11 Richard Henderson <rth@redhat.com>
3876 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3877 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3880 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3882 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3883 (TARGET_FIX_VR4130): New macro.
3884 (TARGET_OPTIONS): Add -mfix-vr4130.
3885 (ISA_HAS_MACCHI): New macro.
3886 (ASM_SPEC): Add -mfix-vr4130.
3887 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3888 (override_options): Handle mips_fix_vr4130_string.
3889 (mips_avoid_hazards): Clear all_noreorder_p
3890 if we're working around VR4130 errata and the macc alternatives
3892 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3893 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3894 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3895 (MULTILIB_DEFAULTS): Remove leading "march=".
3896 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3897 if no architecture option is given.
3898 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3900 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3901 * doc/invoke.texi: Document -mfix-vr4130.
3903 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3905 * config/mips/mips.c (override_options): Only warn about -mint64
3906 deprecation if TARGET_INT64.
3908 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3910 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3911 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3912 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3913 are non-specific regarding the nonnull parameter positions.
3914 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3915 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3916 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3917 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3919 * builtins.def: Use the non-specific "nonnull" attibute lists.
3921 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3923 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3924 single_pred_edge, single_succ, single_pred): Improve comments.
3926 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3928 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3929 single_pred_edge, single_succ, single_pred): New inline functions.
3930 * bb-reorder.c (rotate_loop, find_traces_1_round,
3931 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3932 duplicate_computed_gotos): Use the single_succ/pred functions.
3933 * cfganal.c (forwarder_block_p): Ditto.
3934 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3935 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3936 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3937 merge_seq_blocks): Ditto.
3938 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3939 * cfglayout.c (fixup_reorder_chain): Ditto.
3940 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3941 canonicalize_loop_headers, verify_loop_structure): Ditto.
3942 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3943 mfb_update_loops, create_preheader, force_single_succ_latches,
3944 create_loop_notes): Ditto.
3945 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3946 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3947 commit_one_edge_insertion, purge_dead_edges,
3948 cfg_layout_can_merge_blocks_p): Ditto.
3949 * except.c (sjlj_emit_function_enter): Ditto.
3950 * flow.c (init_propagate_block_info): Ditto.
3951 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3952 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3953 insert_insn_end_bb): Ditto.
3954 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3955 find_if_case_2): Ditto.
3956 * lambda-code.c (perfect_nestify): Ditto.
3957 * lcm.c (optimize_mode_switching): Ditto.
3958 * loop-doloop.c (doloop_modify): Ditto.
3959 * loop-init.c (loop_optimizer_init): Ditto.
3960 * loop-iv.c (simplify_using_initial_values): Ditto.
3961 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3962 * loop-unswitch.c (unswitch_loop): Ditto.
3963 * modulo-sched.c (generate_prolog_epilog): Ditto.
3964 * predict.c (combine_predictions_for_insn, estimate_probability,
3965 tree_estimate_probability, last_basic_block_p,
3966 estimate_bb_frequencies): Ditto.
3967 * profile.c (branch_prob): Ditto.
3968 * regrename.c (copyprop_hardreg_forward): Ditto.
3969 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3970 * tracer.c (layout_superblocks): Ditto.
3971 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3972 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3973 cleanup_control_expr_graph, disband_implicit_edges,
3974 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3975 tree_verify_flow_info, tree_make_forwarder_block,
3976 tree_forwarder_block_p, remove_forwarder_block,
3977 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3978 * tree-if-conv.c (tree_if_conversion): Ditto.
3979 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3980 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3981 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3982 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3983 copy_loop_headers): Ditto.
3984 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3985 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3986 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3987 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3988 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3989 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3990 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3991 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3992 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3993 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3994 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3995 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3996 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3997 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3998 slpeel_add_loop_guard): Ditto.
4000 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4002 PR tree-optimization/15784
4003 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4006 * stmt.c (expand_case): Don't change index_type. Convert minval
4009 PR tree-optimization/20130
4010 * fold-const.c (fold): Fold x * -1 into -x.
4012 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4014 PR rtl-optimization/20331
4015 * rtlanal.c (modified_between_p): Check its address first for MEM.
4016 (modified_in_p): Likewise.
4018 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4020 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4022 2005-03-10 Steven Bosscher <stevenb@suse.de>
4024 * expr.c (expand_expr_real_1): If possible, use a conditional
4025 move for expanding MIN_EXPR and MAX_EXPR.
4026 Use temp for moving around rtx-en.
4028 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4031 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4034 2005-03-10 Roger Sayle <roger@eyesopen.com>
4036 * builtins.c (expand_builtin_signbit): Extend to handle floating
4037 point modes wider than the largest integer type, using the
4038 operand_subword_force function to obtain the signbit's word.
4040 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4043 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4044 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4046 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4048 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4050 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4052 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4054 (perform_edge_inserts): Unconditionally call
4055 free_dominator_info.
4057 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4059 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4061 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4063 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4065 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4067 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4069 (rtl_register_value_prof_hooks,
4070 tree_value_profile_transformations,
4071 tree_register_value_prof_hooks): Likewise.
4072 * var-tracking.c (stack_adjust_offset_pre_post,
4073 variable_htab_free, variable_union, dataflow_set_different_2,
4074 count_uses, variable_was_changed, set_frame_base_location,
4075 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4076 vt_add_function_parameters): Likewise.
4077 * varasm.c (named_section_real, named_section, make_decl_rtl,
4078 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4079 const_hash_1, compare_constant, copy_constant, force_const_mem,
4080 output_constant_pool_2, output_constant_pool_1, output_constant,
4081 output_constructor, make_decl_one_only, decl_tls_model,
4082 default_no_named_section, default_elf_select_section_1,
4083 default_unique_section_1): Likewise.
4084 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4085 * vmsdbgout.c (addr_const_to_string): Likewise.
4088 * function.c (struct assign_parm_data_one): Remove last_named
4090 (assign_parm_find_data_types): Don't determine last_named.
4091 Reorder named_parm determination.
4092 (assign_parms): Only setup varargs on the last non-varadic
4095 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4097 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4098 sda base address on medium model.
4100 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4102 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4103 * cfgloop.c (flow_loop_nodes_find): Export.
4104 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4106 * cfgloopmanip.c (fix_loop_structure): New function.
4107 * predict.c (predict_loops): Clean up the loops information.
4108 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4109 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4111 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4112 (rewrite_into_loop_closed_ssa): Declaration changed.
4113 * tree-loop-linear.c (linear_transform_loops): Add argument to
4114 rewrite_into_loop_closed_ssa call.
4115 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4116 * tree-ssa-loop-im.c (move_computations): Ditto.
4117 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4118 * tree-vectorizer.c (vectorize_loops): Ditto.
4119 * tree-optimize.c: Include cfgloop.h.
4120 (execute_todo): Choose whether to call cleanup_tree_cfg or
4121 cleanup_tree_cfg_loop.
4122 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4123 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4124 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4125 cleanup_tree_cfg_loop call.
4126 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4127 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4128 work on part of cfg.
4130 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4133 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4134 with multiple alternatives.
4136 * stmt.c (parse_output_constraint): Fix a typo.
4138 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4140 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4141 assembly directive instead of deprecated "no-generics".
4143 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4145 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4146 for non-offsettable memory references to cope with outstanding reload
4148 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4149 avoid losing outstanding address reloads.
4150 ("reload_outdi", "reload_outdf"): Likewise.
4152 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4154 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4155 code. Add more cbrt transformations.
4157 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4159 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4161 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4163 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4164 NULL_TREE when a given tree is not simplified.
4165 (fold): Return the original tree when any of the functions
4166 mentioned above NULL_TREE.
4168 * fold-const.c (fold_unary, fold_binary): Take decomposed
4169 arguments, code, type, op0, and op1 in case of fold_binary.
4170 (fold): Update calls to fold_unary and fold_binary.
4172 2005-03-09 Roger Sayle <roger@eyesopen.com>
4174 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4175 a fndecl and an arglist instead of a CALL_EXPR, exp.
4177 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4179 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4181 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4183 * expr.c (expand_assignment): Remove orig_to_rtx.
4185 * fold-const.c (int_const_binop): Remove no_overflow.
4187 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4189 * loop-iv.c (get_biv_step_1): Remove lhs.
4191 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4193 * real.c (real_nan): Remove neg.
4195 * function.c (thread_prologue_and_epilogue_insns): Remove i
4198 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4201 * tree-eh.c (tree_could_trap_p): Remove idx.
4203 * tree-into-ssa.c (ann): Remove ann.
4205 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4207 * tree-sra.c (decide_block_copy): Remove inst_count.
4209 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4211 * tree-ssa-loop-im.c (lhs): Remove.
4213 * cfgbuild.c (state, STATE, SET_STATE,
4214 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4216 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4217 (find_basic_blocks): Set the state of each basic block to
4220 2005-03-08 Jeff Law <law@redhat.com>
4222 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4223 goto results in the removal of edges in the CFG, then we need
4224 to recompute dominators.
4226 2005-03-09 Ben Elliston <bje@au.ibm.com>
4228 * c-common.c (c_do_switch_warnings): Comment fix.
4230 2005-03-08 Julian Brown <julian@codesourcery.com>
4232 * Patch from 2005-03-08 reverted for causing regressions and
4233 ppc-darwin bootstrap failure.
4235 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4237 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4238 Define the real function for ppc-darwin.
4239 * c-typeck.c (convert_arguments): Check for target-specific
4240 invalid argument call to unprototyped function.
4241 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4243 * target.h (invalid_arg_for_unprototyped_fn): New field
4245 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4246 default target hook.
4247 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4250 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4252 * c-typeck.c (constructor_stack, constructor_range_stack,
4253 initializer_stack): Make them static.
4255 * cfg.c (rbi_pool): Make it static.
4257 * gimple-low.c (lower_stmt_body): Make it static.
4258 * tree-flow.h: Remove the corresponding prototype. Don't
4261 * sched-deps.c (cache_size): Make it static.
4263 * stor-layout.c (lang_adjust_rli): Make it static.
4265 2005-03-08 Julian Brown <julian@codesourcery.com>
4267 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4268 from being used for symbols with vague linkage when
4269 HAVE_GAS_COMDAT_GROUP is true.
4271 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4273 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4274 nlabel == JUMP_LABEL (jump).
4276 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4278 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4279 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4280 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4281 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4283 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4286 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4287 * c-common.c (handle_returns_twice): New function.
4288 (c_common_attribute_table): Declare eturns_twice' attribute.
4289 * doc/extend.texi: Document eturns_twice' attribute.
4290 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4291 (struct tree_decl): Add returns_twice_flag.
4293 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4295 * tree-ssa-phiopt.c: Fix a comment typo.
4297 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4298 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4299 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4302 2005-03-08 Richard Henderson <rth@redhat.com>
4304 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4305 builtin codes with ctzdi2, clzdi2, popcountdi2.
4306 (struct alpha_builtin_def): Add is_const.
4307 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4308 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4309 (alpha_init_builtins): Init them. Set nothrow and const attributes
4311 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4312 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4313 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4314 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4315 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4316 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4317 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4318 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4319 (TARGET_FOLD_BUILTIN): New.
4320 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4321 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4323 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4325 2005-03-08 Ira Rosen <irar@il.ibm.com>
4327 PR tree-optimization/20122
4328 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4329 condition of access function instead of base.
4331 2005-03-07 Jeff Law <law@redhat.com>
4332 Steven Bosscher <stevenb@suse.de>
4334 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4335 (find_taken_edge): Call find_taken_edge_computed_goto as
4336 appropriate. Allow any gimple invariant rather than just
4337 INTEGER_CST for VAL.
4338 (cleanup_control_flow): Cleanup a computed goto which has turned
4340 (tree_merge_blocks): If block B has any forced labels, move
4341 them to the start of block A.
4342 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4343 computed gotos as well.
4344 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4345 removal of unnecessary computed gotos too.
4346 (lookup_redirection_data): Fix type of INSERT argument. Callers
4349 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4351 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4352 Remove trailing spaces.
4354 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4355 unshare_all_trees): Make them static.
4356 * tree-gimple.h: Remove the corresponding prototypes.
4358 * diagnostic.h: Remove unused prototype
4359 debug_output_buffer.
4360 * modulo-sched.c: Remove unused prototype
4361 set_row_column_for_ps.
4363 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4364 replace_phi_edge_with_variable): Remove unused variable i.
4366 2005-03-07 Per Bothner <per@bothner.com>
4368 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4370 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4373 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4374 bbs on the COND_EXPR instead of the PHI_NODEs.
4375 (candidate_bb_for_phi_optimization): Remove.
4376 (replace_phi_with_stmt): Rename to ...
4377 (replace_phi_edge_with_variable): this and change so that we
4378 replace the phi argument instead of removing the PHI.
4379 (conditional_replacement): Change so we deal with PHI with more
4381 (value_replacement): Likewise.
4382 (abs_replacement): Likewise.
4384 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4386 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4387 output_e500_flip_gt_bit.
4389 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4391 (rs6000_generate_compare): Fix logic to look at the correct bits.
4392 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4394 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4395 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4396 gen_move_from_CR_gt_bit.
4398 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4399 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4400 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4402 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4403 (E500_CR_IOR_COMPARE): New constant.
4405 2005-03-08 Earl Chew <earl_chew@agilent.com>
4406 David Billinghurst <David.Billinghurst@riotinto.com>
4408 * config/i386/host-cygwin.c: New file to support precompiled
4410 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4411 * config.host: Use above files for cygwin host.
4413 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4415 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4416 ordering ops from earlier change.
4418 2005-03-07 Per Bothner <per@bothner.com>
4420 Various fixes to allow us to again build if --enable-mapped-location:
4421 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4422 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4423 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4424 local variable loc. Change logic appropriately.
4425 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4426 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4427 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4428 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4429 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4431 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4433 PR rtl-optimization/19683
4434 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4435 number of bytes, to smallest_int_for_mode. Fix arguments to
4436 REG_CANNOT_CHANGE_MODE_P.
4438 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4440 * reorg.c (relax_delay_slots): Check that the jump is
4441 conditional before trying to invert it.
4443 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4445 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4448 * calls (stack_arg_under_construction): Make it static.
4450 * flow.c (regs_live_at_setjmp): Make it static.
4451 * flow.h: Remove the corresponding prototype.
4453 * reload1.c (reload_startobj, reload_firstobj,
4454 something_needs_operands_changed, reload_inherited,
4455 reload_inheritance_insn, reload_override_in,
4456 reload_spill_index): Make them static.
4458 * recog.c (verify_changes): Make it static.
4459 * recog.h: Remove the corresponding prototype.
4461 * cfgbuild.c (find_sub_basic_blocks): Remove.
4462 * basic-block.h: Remove the corresponding prototype.
4463 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4465 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4467 * tree-ssa-operands.c (check_build_stmt): Remove.
4469 * stor-layout.c (set_alignment): Remove.
4470 * tree.h: Remove the corresponding prototype.
4472 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4474 * tree-ssa-dce.c (control_dependence_map,
4475 visited_control_parents): Make them static.
4477 * cfghooks.c (verify_flow_info): Remove local variable
4480 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4483 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4485 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4487 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4489 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4491 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4492 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4493 PARALLEL for an empty structure.
4495 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4497 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4499 * fold-const.c (fold_binary): Unroll the very first "for"
4502 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4504 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4505 redundant match_code test.
4506 (scc_comparison_operator): Swap match_operand and match_code
4508 (branch_positive_comparison_operator): Same.
4509 (trap_comparison_operator): Use comparison_operator and swap with
4512 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4515 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4516 (out_movhi_r_mr): Read low byte of volatile MEM first.
4517 (out_movhi_mr_r): Write high byte of volatile MEM first.
4519 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4521 * cselib.c (reg_values, reg_values_size): Make them static.
4523 * cse.c (cse_reg_info_table): Make it static.
4525 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4527 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4529 * cse.c (find_best_addr): Use canon_for_address.
4531 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4533 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4534 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4535 SUBREG and MEM, respectively.
4537 * fold-const.c (fold_binary): Use code instead of t.
4539 * fold-const.c (optimize_minmax_comparison): Take decomposed
4540 arguments code, type, op0, and op1 instead of t.
4541 (fold_binary): Update a call to optimize_minmax_comparison.
4543 * fold-const.c (fold_range_test): Take decomposed arguments
4544 code, type, op0, and op1 instead of t.
4545 (fold_binary): Update a call to fold_range_test.
4547 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4548 decomposed arguments code, type, op0, and op1 instead of t.
4549 (fold_binary): Update a call to fold_range_test.
4551 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4553 * fold-const.c (fold_binary): Avoid directly using the original
4554 expression t as much as possible.
4556 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4558 * c-semantics.c (build_stmt): Use TYPE_P instead of
4559 IS_NON_TYPE_CODE_CLASS.
4560 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4561 (NON_TYPE_CHECK): Use TYPE_P instead of
4562 IS_NON_TYPE_CODE_CLASS.
4564 * fold-const.c (fold): Remove handling of binary expressions.
4566 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4568 * doc/c-tree.texi: Wrap comments in @r{}.
4569 * doc/cpp.texi: Likewise.
4570 * doc/cppinternals.texi: Likewise.
4571 * doc/extend.texi: Likewise.
4572 * doc/md.texi: Likewise.
4573 * doc/objc.texi: Likewise.
4574 * doc/sourcebuild.texi: Likewise.
4575 * doc/tm.texi: Likewise.
4578 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4580 * predict.c (apply_return_prediction): Standardize PHI chain
4582 * tree-ssa.c (ssa_redirect_edge): Likewise.
4584 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4585 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4588 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4589 * tree-flow.h: Adjust the prototype for remove_phi_node.
4590 * lambda-code.c (perfect_nestify): Adjust a call to
4593 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4594 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4596 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4597 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4598 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4599 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4601 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4602 of GEN_INT (trunc_int_for_mode (...)).
4603 * loop-iv.c (iv_number_of_iterations): Likewise.
4604 * postreload.c (reload_cse_move2add): Likewise.
4605 * simplify-rtx.c (simplify_const_unary_operation,
4606 simplify_const_binary_operation): Likewise.
4607 * stor-layout.c (get_mode_bounds): Likewise.
4609 * fold-const.c (fold_binary): New.
4610 (fold): Call fold_binary on binary expressions.
4612 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4614 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4615 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4616 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4617 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4618 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4620 2005-03-04 Devang Patel <dpatel@apple.com>
4622 PR tree-optimization/18815
4623 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4624 loops with zero exit edges.
4626 2005-03-04 Devang Patel <dpatel@apple.com>
4628 * doc/invoke.texi: Remove reference to webpage that does not exist.
4630 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4631 Joseph S. Myers <joseph@codesourcery.com>
4634 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4635 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4636 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4637 * pa.c (get_plabel): Change argument to symbol_ref. Call
4638 maybe_get_identifier instead of get_identifier.
4639 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4640 (struct deferred_plabel): Replace name field with symbol field.
4641 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4642 ASM_OUTPUT_EXTERNAL_REAL is defined.
4643 (output_global_address): Use output_addr_const for output of all
4645 (output_deferred_plabels): Use symbol_ref instead of name for address
4647 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4648 ASM_OUTPUT_SYMBOL_REF): New macros.
4649 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4651 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4654 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4656 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4657 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4659 2005-03-04 Jeff Law <law@redhat.com>
4661 * basic-block.h (rediscover_loops_after_threading): Declare.
4662 * tree-ssa-dom.c: Include cfgloop.h.
4663 (tree_ssa_dominator_optimize): Discover loops and some basic
4664 properties. Remove forwarder blocks recreated by loop header
4665 canonicalization. Also mark backedges in the CFG.
4666 * tree-ssa-threadupdate.c: Include cfgloop.h
4667 (rediscover_loops_after_threading): Define.
4668 (struct local_info): New field, JUMP_THREADED.
4669 (prune_undesirable_thread_requests): New function.
4670 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4671 then record that fact for the callers of redirct_edges.
4672 (thread_block): If BB has incoming backedges, then call
4673 prune_undesirable_thraed_requests. Note when we are
4674 going to have to rediscover loop information. Return a
4675 boolean indicating if any jumps were threaded.
4676 (thread_through_all_blocks): Bubble up boolean indicating
4677 if any jumps were threaded.
4678 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4679 (tree-ssa-threadupdate.o): Similarly.
4681 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4683 * fold-const.c (fold_ternary): Unroll the "for" loop to
4686 2005-03-04 Andrew Haley <aph@redhat.com>
4688 * unwind-dw2-fde-glibc.c (struct
4689 unw_eh_callback_data.check_cache): New field.
4690 (frame_hdr_cache): New.
4691 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4692 Cache frame header info.
4694 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4696 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4697 (print_c_condition): Declare.
4698 * read-rtl.c (ptr_loc): New structure.
4699 (ptr_locs, ptr_loc_obstack, joined_conditions)
4700 (joined_conditions_obstack): New variables.
4701 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4702 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4703 (join_c_conditions, print_c_condition): New functions.
4704 (apply_macro_to_string): Associate the new string with the same
4705 source location as the old one.
4706 (add_condition_to_string): Use join_c_conditions.
4707 (read_string): Use set_rtx_ptr_loc to record a filename and line
4708 number for the string.
4709 (read_rtx): Initialize the new variables above.
4710 * genattrtab.c (write_test_expr, write_attr_value): Use
4712 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4713 comment above the GCC_VERSION check.
4714 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4715 Inline the definition of MAYBE_EVAL.
4716 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4717 * genoutput.c (process_template): Likewise.
4718 * genpreds.c (write_predicate_subfunction): Likewise.
4719 (write_predicate_expr): Use print_c_condition.
4720 * genrecog.c (write_cond): Likewise.
4721 * gensupport.c (process_rtx): Use join_c_conditions to join the
4722 conditions of a define_insn_and_split. Record a source location
4723 for the string after the "&&".
4724 (alter_test_for_insn): Use join_c_conditions.
4726 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4729 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4730 PR tree-optimization/15784
4731 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4734 2005-03-04 Ben Elliston <bje@au.ibm.com>
4736 * gcc.c (option_map): Add --coverage.
4737 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4738 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4739 * config/darwin.h: Pass -lgcov for `coverage'.
4740 * doc/invoke.texi (Debugging Options): Document --coverage.
4742 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4744 * gcse.c (bypass_block): Use find_edge wherever possible.
4746 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4750 * c-opts.c (c_common_parse_file): Call start_source_file
4751 and end_source_file at the approriate times.
4753 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4754 the main file, it will be done for us now.
4756 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4758 * fold-const.c (fold_ternary): New.
4759 (fold): Call fold_ternary on ternary expressions. Remove
4760 handling of ternary expressions.
4762 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4764 PR tree-optimization/15784
4765 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4768 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4770 * config/rs6000/predicates.md (branch_comparison_operator):
4771 Convert from C block to conditional format.
4773 2005-03-03 Jan Hubicka <jh@suse.cz>
4775 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4776 and non-constant public variables.
4778 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4780 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4783 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4786 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4787 calls to release_ssa_name and release_phi_node.
4789 * fold-const.c (fold): Remove handling of unary expressions.
4791 * fold-const.c (fold_unary): Avoid directly using the original
4792 expression t as much as possible.
4794 2005-03-03 Roger Sayle <roger@eyesopen.com>
4795 Andrew Pinski <pinskia@physics.uc.edu>
4797 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4798 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4800 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4802 Describe special registers SRP and MOF as allocatable registers.
4803 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4804 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4805 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4806 TARGET_HAS_MUL_INSNS.
4807 (cris_print_operand) <case 'd'>: New case.
4808 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4809 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4811 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4812 (REG_ALLOC_ORDER): Update for MOF.
4813 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4815 (GENERAL_REGS): No longer a define of ALL_REGS.
4816 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4817 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4819 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4820 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4821 (SECONDARY_RELOAD_CLASS): Define.
4822 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4823 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4824 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4825 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4826 (REGISTER_MOVE_COST): Define.
4827 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4828 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4829 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4830 (CRIS_MOF_REGNUM): New define_constants.
4831 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4833 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4835 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4836 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4837 Adjust for MOF being properly described as a register.
4838 (indir_to_reg_split): Name this split. Conditionalize on the
4839 destination register being a general register.
4840 (movei): Conditionalize on on operands 0 and 1 having the same
4843 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4846 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4847 -mcpu to override any other explicitly given flags.
4849 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4851 * recog.c (verify_changes, confirm_change_group): New functions,
4852 broken out of apply_change_group.
4853 (apply_change_group): Use them.
4854 * recog.h (verify_change, confirm_change_group): Declare.
4855 * rtl.h (redirect_jump_2): Declare.
4856 * jump.c (redirect_exp, invert_exp): Delete.
4857 (invert_exp_1): Take second parameter. Return value. Changed caller.
4858 (redirect_jump_2): New function, broken out of redirect_jump.
4859 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4860 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4861 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4863 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4865 * varasm.c (named_section): Use xstrdup rather than doing it by
4868 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4870 2005-03-02 Devang Patel <dpatel@apple.com>
4872 Undo PR tree-optimization/18815 fix.
4874 2005-03-02 Devang Patel <dpatel@apple.com>
4876 PR tree-optimization/18815
4877 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4878 loops with zero exit edges.
4880 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4882 * cfg.c (connect_src, connect_dest, disconnect_src,
4883 disconnct_dest): New.
4884 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4885 redirect_edge_pred): Use the new functions.
4887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4888 free_dominance_info only when needed.
4890 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4893 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4894 (reg_or_sub_cint64_operand): Same.
4896 2005-03-02 Jeff Law <law@redhat.com>
4898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4899 CFG_ALTERED in the main DOM iteration loop.
4901 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4904 * varasm.c (initializer_constant_valid_p): Allow conversions
4905 between OFFSET_TYPEs. Tidy.
4907 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4909 * config/cris/cris.md ("return"): Remove epilogue delay list
4912 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4914 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4916 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4918 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4920 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4921 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4922 config/m68k/m68k.c, config/mips/mips.h,
4923 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4924 doc/include/gcc-common.texi: Update copyright.
4926 PR middle-end/18029 and PR middle-end/18030
4927 * expr.c (optimize_bitfield_assignment_op): Add a special case
4928 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4930 * fold-const.c (fold_unary): New.
4931 (fold): Call fold_unary on unary expressions.
4933 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4935 * cgraph.h (struct cgraph_edge): Add prev_caller and
4937 (cgraph_node_remove_callees): Export.
4938 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4940 (cgraph_edge_remove_callee): New function.
4941 (cgraph_edge_remove_caller): Likewise.
4942 (cgraph_remove_edge): Use.
4943 (cgraph_redirect_edge_callee): Likewise.
4944 (cgraph_node_remove_callees): New function.
4945 (cgraph_node_remove_callers): Likewise.
4946 (cgraph_remove_node): Use.
4947 * tree-optimize.c (tree_rest_of_compilation): Use
4948 cgraph_node_remove_callees instead of manual loop.
4949 * cgraphunit.c (cgraph_finalize_function): Likewise.
4950 (cgraph_expand_function): Likewise.
4951 (cgraph_remove_unreachable_nodes): Likewise.
4953 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4956 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4958 * c-decl.c (undeclared_variable): Take location as argument.
4959 * c-typeck.c (build_external_ref): Likewise.
4960 * c-parser.c (c_parser_postfix_expression): Pass location of
4961 identifier to build_external_ref.
4963 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4965 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4966 CCEQ mode for branch_positive_comparison_operator test.
4967 * config/rs6000/predicates (branch_comparison_operator): Revert to
4969 (scc_comparison_operator): Same.
4970 (branch_positive_comparison_operator): Same.
4972 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4974 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4975 (cris_delay_slots_for_epilogue): Remove.
4976 (save_last): Move into cris_target_asm_function_epilogue.
4977 (cris_target_asm_function_epilogue): Remove tests for file being
4979 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4980 (cris_delay_slots_for_epilogue): Remove prototypes.
4981 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4982 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4984 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4986 * config/rs6000/predicates.md (branch_comparison_operator): Change
4987 to define_special_predicate.
4988 (scc_comparison_operator): Same.
4989 (branch_positive_comparison_operator): Same.
4991 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4993 * Makefile.in (tree-ssa-sink.o): New.
4994 (OBJS-common): Add tree-ssa-sink.o.
4995 * common.opt: Add -ftree-sink
4996 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4997 * timevar.def (TV_TREE_SINK): new timevar.
4998 * tree-flow.h (is_hidden_global_store): Prototype.
4999 * tree-optimize.c (init_tree_optimization_passes): Add
5001 * tree-pass.h (pass_sink_code): New.
5002 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5003 for non-obvious global store store to is_hidden_global_store, and
5004 call that new function.
5005 * tree-ssa-sink.c: New file.
5006 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5007 * doc/passes.texi: Document forward store motion.
5008 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5009 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5010 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5011 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5013 2005-03-01 Per Bothner <per@bothner.com>
5015 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5016 and we have a non-zero column-number, add it to the message.
5017 Also factor out the diagnostic_kind_text.
5019 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5021 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5022 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5023 flow_loop_scan): Removed.
5024 (flow_loop_dump): Do not dump removed fields.
5025 (flow_loop_free): Do not free removed fields.
5026 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5027 (loop_exit_edge_p): New function.
5028 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5029 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5030 num_exits, exits_doms.
5031 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5032 LOOP_EDGES, LOOP_ALL): Removed.
5033 (flow_loop_scan): Declaration removed.
5034 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5035 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5037 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5038 (if_convert): Call flow_loops_find and flow_loops_free
5039 when calling mark_loop_exit_edges.
5040 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5041 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5042 free_dominance_info calls.
5043 * loop-init.c (flow_loops_find): Ditto.
5044 * passes.c (rest_of_handle_branch_prob): Ditto.
5045 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5046 * loop-unroll.c (analyze_insns_in_loop): Do not use
5048 * predict.c (predict_loops): Do not call flow_loop_scan.
5049 Use get_loop_exit_edges.
5050 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5051 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5052 Do not use EDGE_LOOP_EXIT.
5053 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5054 to bb_with_exit_edge_p.
5055 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5056 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5057 to bb_with_exit_edge_p.
5058 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5060 * tree-loop-linear.c (linear_transform_loops): Do not call
5061 flow_loop_scan. Use loop->single_exit.
5062 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5063 (vect_analyze_loop_form): Do not call flow_loop_scan.
5064 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5066 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5068 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5069 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5070 slpeel_tree_duplicate_loop_to_edge_cfg,
5071 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5072 Use loop_preheader_edge and loop->single_exit. Do not call
5075 2005-03-01 Nick Clifton <nickc@redhat.com>
5077 * config/arm/arm.c (thumb_find_work_register): Check all of the
5078 argument registers to see if they are free, and a couple of
5079 special cases where the last argument register but can be proved
5080 to be available during the function's prologue.
5081 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5082 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5083 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5085 (thumb_compute_save_reg_mask): Likewise. Also use
5086 thumb_find_work_register() to ensure that there is agreement about
5087 which work register is going to be used in the prologue.
5088 (thumb_output_function_prologue): Use unsigned long as the type
5089 for the register bit-mask. Also delay pushing the link register if
5090 other high registers are going to be pushed.
5091 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5092 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5093 redundant prototypes.
5095 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5098 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5099 and after reload in REG+REG indexed addresses without REG_POINTER
5100 set in the base and not set in the index.
5102 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5104 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5105 Don't undefine here.
5106 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5107 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5108 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5109 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5110 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5112 * config.gcc (sh*-*-linux*): Use config/linux.h.
5114 2005-02-28 Dale Johannesen <dalej@apple.com>
5115 Stan Shebs <shebs@apple.com>
5117 Rewrite of 64-bit Darwin structure-by-value pass/return.
5118 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5119 intoffset, use_stack, named.
5120 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5121 (rs6000_darwin64_record_arg_advance_flush): New.
5122 (rs6000_darwin64_record_arg_advance_recurse): New.
5123 (rs6000_darwin64_record_arg_flush): New.
5124 (rs6000_darwin64_record_arg_recurse): New.
5125 (rs6000_darwin64_record_arg): New.
5126 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5127 (function_arg_boundary): Handle 128-bit aligned structs.
5128 (function_arg_advance): Rewrite darwin64 struct handling.
5129 (function_arg): Call rs6000_darwin64_record_arg.
5130 (function_arg_partial_nregs): Handle darwin64 structs.
5131 (rs6000_darwin64_function_value): Remove.
5132 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5134 2005-02-28 Roger Sayle <roger@eyesopen.com>
5136 PR tree-optimization/20216
5137 * tree-chrec.c (tree_fold_factorial): Delete.
5138 (tree_fold_binomial): Change argument list to take a return type
5139 and change the type of K to unsigned int. Rewrite to avoid explicit
5140 evaluation of factorials, and (recursively) calling fold to perform
5141 compile-time arithmetic. Return NULL on (internal) overflow.
5142 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5143 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5144 if any intermediate calculation overflows.
5145 (chrec_apply): Update call to chrec_evaluate.
5147 2005-02-28 James E Wilson <wilson@specifixinc.com>
5149 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5151 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5154 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5155 instead of NULL_TREE on error.
5157 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5159 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5160 (EASY_VECTOR_15_ADD_SELF): Remove.
5161 (num_insns_constant_wide): Not static.
5162 (validate_condition_mode): Not static.
5163 (toc_relative_expr_p): Not static.
5164 (legitimate_indirect_address_p): Not static.
5165 (macho_lo_sum_memory_operand): Not static.
5166 (invalid_e500_subreg): Not static.
5167 (easy_vector_same): Not static.
5168 (easy_vector_splat_const): Not static.
5169 (RS6000_SYMBOL_REF_TLS_P): Remove.
5170 (any_operand): Delete.
5171 (any_parallel_operand): Delete.
5172 (count_register_operand): Delete.
5173 (altivec_register_operand): Delete.
5174 (xer_operand): Delete.
5175 (s8bit_cint_operand): Delete.
5176 (short_cint_operand): Delete.
5177 (u_short_cint_operand): Delete.
5178 (non_short_cint_operand): Delete.
5179 (exact_log2_cint_operand): Delete.
5180 (gpc_reg_operand): Delete.
5181 (cc_reg_operand): Delete.
5182 (cc_reg_not_cr0_operand): Delete.
5183 (reg_or_short_operand): Delete.
5184 (reg_or_neg_short_operand): Delete.
5185 (reg_or_aligned_short_operand): Delete.
5186 (reg_or_u_short_operand): Delete.
5187 (reg_or_cint_operand): Delete.
5188 (reg_or_arith_cint_operand): Delete.
5189 (reg_or_add_cint64_operand): Delete.
5190 (reg_or_sub_cint64_operand): Delete.
5191 (reg_or_logical_cint_operand): Delete.
5192 (got_operand): Delete.
5193 (got_no_const_operand): Delete.
5194 (easy_fp_constant): Delete.
5195 (easy_vector_constant): Delete.
5196 (easy_vector_constant_add_self): Delete.
5197 (zero_constant): Delete.
5198 (zero_fp_constant): Delete.
5199 (volatile_mem_operand): Delete.
5200 (offsettable_mem_operand): Delete.
5201 (mem_or_easy_const_operand): Delete.
5202 (add_operand): Delete.
5203 (non_add_cint_operand): Delete.
5204 (logical_operand): Delete.
5205 (non_logical_cint_operand): Delete.
5206 (mask_operand): Delete.
5207 (mask_operand_wrap): Delete.
5208 (mask64_operand): Delete.
5209 (mask64_2_operand): Delete.
5210 (and64_operand): Delete.
5211 (and64_2_operand): Delete.
5212 (and_operand): Delete.
5213 (reg_or_mem_operand): Delete.
5214 (lwa_operand): Delete.
5215 (symbol_ref_operand): Delete.
5216 (call_operand): Delete.
5217 (current_file_function_operand): Delete.
5218 (input_operand): Delete.
5219 (rs6000_nonimmediate_operand): Delete.
5220 (rs6000_tls_symbol_ref): Delete.
5221 (save_world_operation): Delete.
5222 (restore_world_operation): Delete.
5223 (load_multiple_operation): Delete.
5224 (store_multiple_operation): Delete.
5225 (vrsave_operation): Delete.
5226 (mfcr_operation): Delete.
5227 (mtcrf_operation): Delete.
5228 (lmw_operation): Delete.
5229 (stmw_operation): Delete.
5230 (branch_comparison_operator): Delete.
5231 (branch_positive_comparison_operator): Delete.
5232 (scc_comparison_operator): Delete.
5233 (trap_comparison_operator): Delete.
5234 (boolean_operator): Delete.
5235 (boolean_or_operator): Delete.
5236 (min_max_operator): Delete.
5237 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5238 (EASY_VECTOR_15): Moved to here.
5239 (EASY_VECTOR_15_ADD_SELF): Move to here.
5240 (PREDICATE_CODES): Delete.
5241 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5242 Declare functions no longer static.
5243 * config/rs6000/predicates.md: New.
5244 * config/rs6000/rs6000.md: Include predicates.md
5246 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5248 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5249 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5251 * cfgrtl.c (need_fake_edge_p): Likewise.
5252 * combine.c (distribute_notes): Likewise.
5253 * emit-rtl.c (try_split): Likewise.
5254 * recog.c (peephole2_opimize): Likewise.
5255 * reg-notes.def (ALWAYS_RETURN): Remove.
5256 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5257 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5258 * tree.h (ECF_ALWAYS_RETURN): Remove.
5260 2005-02-28 Roger Sayle <roger@eyesopen.com>
5263 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5264 between different machine modes is never a "useless" conversion.
5266 2005-02-28 Geert Bosch <bosch@gnat.com>
5269 * doc/contrib.texi: List contributors for Ada front end
5271 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5273 * simplify-rtx.c (simplify_unary_operation_1,
5274 simplify_const_unary_operation): New, extracted from...
5275 (simplify_unary_operation): ... this one.
5276 (simplify_binary_operation_1,
5277 simplify_const_binary_operation): New, extracted from...
5278 (simplify_binary_operation): ... this one.
5279 * rtl.h (simplify_const_unary_operation,
5280 simplify_const_binary_operation): Add prototypes.
5282 2005-02-28 Julian Brown <julian@codesourcery.com>
5284 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5285 building libjava and caused PR regression/20228.
5287 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5290 * Makefile.in (host_subdir): New.
5291 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5292 * configure: Regenerate.
5294 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5296 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5297 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5298 installation directory first.
5300 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5303 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5304 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5305 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5306 * config/cris/cris.md: Tweak comments referring to Q.
5307 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5308 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5309 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5310 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5311 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5312 Insert spaces in constraints to align alternatives vertically for
5314 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5317 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5319 PR rtl-optimization/17728
5320 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5321 operand 0 from general_operand to move_dest_operand.
5323 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5325 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5326 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5327 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5328 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5330 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5332 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5333 * configure: Regenerate.
5334 * libada-mk.in: Remove CC; rename
5335 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5337 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5340 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5341 for the lhs, also walk over the tree. Likewise for rhs.
5343 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5345 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5346 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5347 Do not propagate value of iv before increment over the increment.
5349 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5351 * c-parser.c: New file.
5352 * c-parse.in: Remove.
5353 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5355 (c-parser.o): Add dependencies.
5356 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5357 maintainer-clean, TAGS): Update.
5358 * c-config-lang.in (gtfiles): Update.
5359 * gengtype-lex.l: Don't handle "@@".
5360 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5361 objc_build_synchronized, objc_begin_try_stmt,
5362 objc_begin_catch_clause, objc_finish_catch_clause,
5363 objc_build_finally_clause, objc_finish_try_stmt): New.
5364 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5366 (c_parse_init): Update comment.
5367 * c-decl.c (c_init_decl_processing): Update comment.
5368 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5369 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5370 new c_declspecs members.
5372 2005-02-25 Julian Brown <julian@codesourcery.com>
5374 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5375 from being used for symbols with vague linkage when
5376 HAVE_GAS_COMDAT_GROUP is true.
5378 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5380 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5382 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5385 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5386 (LIBGCC2_HAS_DF_MODE): New.
5387 (LIBGCC2_HAS_XF_MODE): New.
5388 (LIBGCC2_HAS_TF_MODE): New.
5389 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5390 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5391 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5392 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5393 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5394 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5395 and add _fixtfdi, _fixunstfdi, _floatditf
5396 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5397 L_fixunstfdi, L_floatditf.
5398 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5399 (LIBGCC2_HAS_TF_MODE): Define.
5401 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5403 PR tree-optimization/20204
5404 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5405 REWRITE_THIS_STMT markers on PHI nodes.
5406 (rewrite_initialize_block): Likewise.
5408 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5410 * version.c (version_string): Update to 4.1.
5412 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5414 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5415 Clarify that the alternative way doesn't work in GNU C++.
5417 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5419 PR tree-optimization/19937
5420 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5421 to the type of the induction variable.
5423 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5425 PR rtl-optimization/20117
5426 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5427 the block including noncopyable insn.
5429 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5431 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5432 calls to find_reg_note.
5434 2005-02-24 Richard Henderson <rth@redhat.com>
5437 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5440 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5442 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5443 vector types if to use base reg for misaligned non-word ld/std.
5445 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5448 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5449 dwarf2 label manually and put it after, not before the prologue.
5451 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5454 * reload.c (operands_match_p): Only increment register number for
5455 SCALAR_INT_MODE_P modes in multiple hard registers.
5457 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5460 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5462 * ChangeLog.5: Fix log message typo(s).
5463 * ChangeLog.7: Likewise.
5464 * ChangeLog.tree-ssa: Likewise.
5465 * cfgexpand.c: Fix comment typo(s).
5466 * conflict.c: Likewise.
5467 * defaults.h: Likewise.
5468 * dwarf2out.c: Likewise.
5470 * ggc-page.c: Likewise.
5471 * tree-eh.c: Likewise.
5472 * tree-ssa-dom.c: Likewise.
5474 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5477 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5478 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5479 if SHARED is defined.
5482 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5483 allow splitting only if operands 0 and 3 don't overlap.
5485 2005-02-24 Richard Henderson <rth@redhat.com>
5488 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5489 (fold_builtin_1): Call them.
5490 * fold-const.c (fold_complex_mult_parts): Split out from ...
5491 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5492 (fold_complex_div_parts, fold_complex_div): New.
5494 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5496 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5498 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5499 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5501 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5502 (print_node): Likewise.
5503 Print TYPE_SIZES_GIMPLIFIED.
5505 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5507 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5508 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5509 operands as commutative in constraints.
5511 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5513 * tree-into-ssa.c: Re-organize internal functions.
5515 2005-02-24 Richard Henderson <rth@redhat.com>
5518 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5520 * common.opt (fcx-limited-range): New.
5521 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5522 * toplev.c (flag_complex_method): Initialize to 1.
5523 (process_options): Set flag_complex_method to 0 if
5524 flag_cx_limited_range.
5525 * doc/invoke.texi (-fcx-limited-range): New.
5527 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5529 * cse.c (delete_trivially_dead_insns): Speed up by using
5530 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5533 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5535 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5536 functions when -mid-shared-library is being used.
5538 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5540 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5541 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5542 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5543 * system.h: Poison LINK_LIBGCC_SPECIAL.
5545 2005-02-23 James E Wilson <wilson@specifixinc.com>
5547 * gengtype.c (note_insn_name): Make 1 element larger.
5549 2005-02-23 Roger Sayle <roger@eyesopen.com>
5552 PR rtl-optimization/20097
5553 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5554 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5556 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5558 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5559 * t-aix52 (SHLIB_INSTALL): Same.
5561 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5563 * genpreds.c: Update copyright.
5565 2005-02-23 Michael Beach <michaelb@ieee.org>
5568 * config/sparc/t-elf (startup files): Assemble with CPP.
5570 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5572 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5573 (write_predicate_expr): Likewise.
5575 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5577 PR tree-optimization/20100
5578 PR tree-optimization/20115
5579 * tree-optimize.c (init_tree_optimization_passes): Remove
5580 pass_maybe_create_global_var.
5581 * tree-pass.h (pass_maybe_create_global_var): Remove.
5582 * tree-ssa-alias.c (aliases_computed_p): Declare.
5583 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5584 (count_calls_and_maybe_create_global_var): Remove.
5585 (pass_maybe_create_global_var): Remove.
5586 (init_alias_info): Do not declare aliases_computed_p.
5587 (maybe_create_global_var): If the function contains no
5588 call-clobbered variables and a mix of pure/const and regular
5589 function calls, create .GLOBAL_VAR.
5590 Mark all call-clobbered variables for renaming.
5591 (merge_pointed_to_info): Update comment.
5592 (add_pointed_to_var): Likewise.
5593 (is_escape_site): Likewise.
5594 Accept struct alias_info * instead of size_t *.
5596 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5598 * tree-ssa-operands.c (get_call_expr_operands): If
5599 ALIASES_COMPUTED_P is false, do not add call-clobbering
5601 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5602 (delete_tree_ssa): Likewise.
5604 2005-02-22 James E Wilson <wilson@specifixinc.com>
5606 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5607 (do_compile): Do call it here.
5609 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5611 PR rtl-optimization/20017.
5612 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5613 rest_of_handle_cse2, rest_of_handle_gcse): Call
5614 delete_dead_jumptables immediately before calling cleanup_cfg.
5616 2005-02-22 Devang Patel <dpatel@apple.com>
5619 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5622 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5624 * config/rs6000/aix.h (WINT_TYPE): Define.
5626 2005-02-22 Stan Shebs <shebs@apple.com>
5628 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5629 natural alignment for 64-bit Darwin.
5630 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5632 * doc/invoke.texi: Document this.
5634 2005-02-22 DJ Delorie <dj@redhat.com>
5636 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5637 to make_[un]signed_type, not the mode itself.
5639 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5641 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5642 not available. Use tail calls wherever possible.
5643 (make_edge): Call unchecked_make_edge to create an edge.
5645 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5646 (coalesce_ssa_name): Don't check for
5647 SSANORM_USE_COALESCE_LIST.
5648 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5650 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5652 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5653 (rewrite_into_ssa): ... here.
5655 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5657 PR tree-optimization/19786
5658 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5659 tag to another's may-alias bitmap when adding to the other's list.
5661 2005-02-21 DJ Delorie <dj@redhat.com>
5663 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5664 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5665 registers in unsupported ways.
5666 * expmed.c (init_expmed): Likewise.
5668 2005-02-21 Stan Cox <scox@redhat.com>
5670 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5672 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5674 * tree-cfg.c (fold_cond_expr_cond): New.
5675 (make_edges): Call fold_cond_expr_cond.
5676 (find_taken_edge): Accept nothing but INTEGER_CST.
5677 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5679 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5681 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5682 that do not belong to any basic block.
5684 2005-02-21 Jeff Law <law@redhat.com>
5686 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5689 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5691 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5692 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5693 Adjust their definitions.
5694 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5695 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5697 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5698 genautomata.c, langhooks.c, langhooks.h, system.h,
5699 config/arm/lib1funcs.asm: Update copyright.
5701 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5703 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5705 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5708 * doc/install.texi: Document --with-gc.
5710 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5712 * simplify-rtx.c (simplify_unary_operation): Add a missing
5715 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5717 PR tree-optimization/18663
5718 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5719 if the type has variable bounds.
5721 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5723 * gcse.c: Remove an obsolete comment.
5725 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5727 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5729 * doc/extend.texi (Function Attributes) <Attribute const>: The
5730 attribute "pure" is below this text, not above.
5732 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5734 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5735 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5736 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5738 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5741 * langhooks.h (struct lang_hooks): Add to_target_charset.
5742 * langhooks.c (lhd_to_target_charset): New function.
5743 * langhooks-def.h: Declare lhd_to_target_charset.
5744 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5745 (LANG_HOOKS_INITIALIZER): Update.
5746 * c-common.c (c_common_to_target_charset): New function.
5747 * c-common.h: Declare it.
5748 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5749 c_common_to_target_charset.
5751 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5752 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5754 * system.h: Poison them.
5755 * doc/tm.texi: Don't discuss them.
5756 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5757 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5758 (pp_c_char): Do not attempt to generate letter escapes for
5760 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5761 * config/mips/mips.c (mips_output_ascii): Likewise.
5763 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5765 PR tree-optimization/19951
5766 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5769 2005-02-19 Steven Bosscher <stevenb@suse.de>
5772 * function.h (struct function): New field `max_loop_depth'.
5773 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5774 (flow_loops_find): Reset the max loop depth count before finding loops.
5775 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5776 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5777 (calculate_global_regs_live): Make sure the loop will terminate
5778 when the initial sets are not empty.
5780 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5782 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5784 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5786 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5789 * doc/invoke.texi: Remove documentation of %M spec.
5791 (init_spec): Remove %M suffix from -lgcc_s.
5792 (do_spec_1): Remove 'M' case.
5793 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5794 to put shared libraries in the multilib directory. Remove the
5795 shlib_so_soname substitution variable. Don't add a multilib encoding
5796 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5797 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5798 SHLIB_INSTALL as well as SHLIB_LINK.
5799 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5800 (SHLIB_NAME): Delete.
5801 (SHLIB_DIR): New macro.
5802 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5803 (SHLIB_INSTALL): Adjust accordingly.
5804 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5805 * config/t-slibgcc-sld: Likewise.
5806 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5807 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5808 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5810 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5811 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5812 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5813 Use @shlib_base_name@ instead of @shlib_so_name@.
5814 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5815 and @shlib_base_name@.so in @multilib_dir@.
5816 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5817 to the install path.
5818 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5819 (SHLIB_LINK): Remove previous workaround.
5820 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5821 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5822 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5824 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5825 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5826 (SHLIB_INSTALL): Adjust accordingly.
5827 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5828 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5829 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5830 config/t-slibgcc-elf-ver.
5832 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5833 Jakub Jelinek <jakub@redhat.com>
5835 PR tree-optimization/19828
5836 * tree-ssa-loop-im.c: Add a TODO comment.
5837 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5838 without side-effects.
5840 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5842 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5845 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5847 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5848 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5849 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5851 (ia64_reorg): Delete fixup_errata call.
5852 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5853 (TARGET_SWITCHES): Delete -mb-step entry.
5855 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5858 * c-typeck.c (composite_type): Handle quals in transparent unions.
5859 (type_lists_compatible_p): Likewise.
5861 2005-02-18 Stan Shebs <shebs@apple.com>
5863 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5864 expressions in the .literal8 section.
5866 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5868 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5870 2005-02-18 Roger Sayle <roger@eyesopen.com>
5872 * fold-const.c (constant_boolean_node): Always create values of the
5873 specified type, don't bother calling truthvalue_conversion.
5875 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5877 * except.c (output_function_exception_table): Call
5878 assemble_external_libcall (eh_personality_libfunc).
5880 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5883 * config/ia64/ia64.h (struct machine_function): Add state_num.
5884 * config/ia64/ia64.c (process_epilogue,
5885 process_for_unwind_directive): Use new unwind state numbers each
5886 time rather than state 1.
5888 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5891 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5892 before the "*llgt_didi" pattern.
5894 2005-02-18 Jason Merrill <jason@redhat.com>
5896 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5898 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5900 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5901 (div0): Use it in place of ARM_FUNC_ALIAS.
5902 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5904 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5907 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5908 access, the lower bound of the array type if it exists.
5910 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5913 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5914 cases that are out-of-range for the index type.
5916 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5918 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5919 (estimate_case_costs): Don't call convert.
5920 * expmed.c (expand_shift): Likewise.
5921 (make_tree): Call fold_convert instead of convert.
5923 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5926 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5927 that ref to be marked MEM_READONLY_P doesn't have base that needs
5930 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5932 * genautomata.c (output_get_cpu_unit_code_func,
5933 output_cpu_unit_reservation_p): Don't generate old-style function
5936 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5939 PR tree-optimization/20009
5940 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5942 PR tree-optimization/18947
5943 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5944 inline, remove all nodes that are inlined into the extern inline
5947 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5949 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5950 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5951 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5952 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5955 2005-02-17 Roger Sayle <roger@eyesopen.com>
5957 PR tree-optimization/19917
5958 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5959 to be potentially trapping.
5961 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5963 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5965 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5967 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5968 tem becomes a local variable which is set to the value of the
5969 back end defined INITIAL_FRAME_ADDRESS macro.
5970 (expand_builtin_frame_address): Omit the base parameter to
5971 expand_builtin_return_addr.
5972 (expand_builtin_profile_func): Likewise.
5973 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5974 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5975 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5977 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5979 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5980 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5981 * config/frv/frv.c (frv_function_epilogue): Likewise.
5983 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5985 * lambda-code (perfect_nestify): Remove mark/unmark
5987 * tree-loop-linear.c (linear_transform_loops): Add
5988 rewrite_into_ssa call so that ssa is correct for
5989 rewriting into loop closed.
5991 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5993 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5994 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5996 * bt-load.c (btr_def_live_range, combine_btr_defs,
5997 migrate_btr_def, migrate_btr_defs): Likewise.
5998 * cfgcleanup.c (thread_jump): Likewise.
5999 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6000 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6001 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6002 df_rd_local_compute, df_reg_info_compute): Likewise.
6003 * dominance.c (init_dom_info, free_dom_info): Likewise.
6004 * flow.c (init_propagate_block_info,
6005 free_propagate_block_info): Likewise.
6006 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6007 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6008 modify_reg_pav): Likewise.
6009 * loop-invariant.c (find_defs, find_invariant_insn,
6010 find_invariants, free_inv_motion_data): Likewise.
6011 * predict.c (tree_predict_by_opcode,
6012 estimate_bb_frequencies): Likewise.
6013 * stmt.c (expand_case): Likewise.
6014 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6015 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6016 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6017 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6018 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6019 rewrite_ssa_into_ssa): Likewise.
6020 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6021 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6022 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6023 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6024 * tree-sra.c (tree_sra): Likewise.
6025 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6026 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6027 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6028 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6029 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6030 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6032 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6033 calculate_live_on_entry, calculate_live_on_exit,
6034 build_tree_conflict_graph): Likewise.
6035 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6036 record_important_candidates, set_use_iv_cost, find_depends,
6037 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6038 tree_ssa_iv_optimize_finalize): Likewise.
6039 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6040 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6041 tree_duplicate_loop_to_header_edge): Likewise.
6042 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6043 * tree-ssa.c (verify_flow_insensitive_alias_info,
6044 verify_name_tags, verify_ssa, init_tree_ssa,
6045 delete_tree_ssa): Likewise.
6046 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6047 fini_ssanames): Likewise.
6048 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6050 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6052 * config/rs6000/t-rtems: Completely reworked.
6054 2005-02-17 Ira Rosen <irar@il.ibm.com>
6056 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6058 2005-02-17 Ira Rosen <irar@il.ibm.com>
6060 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6061 POINTER_TYPE_P when checking that type is a pointer.
6062 (vect_get_memtag): Remove.
6063 (vect_address_analysis): Use POINTER_TYPE_P. Call
6064 vect_object_analysis with dummy parameter for memtag.
6065 (vect_object_analysis): Extract memtag (functionality that
6066 used to be in vect_get_memtag and moved here). Fix printings.
6067 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6068 with correct parameters. Remove call to vect_get_memtag.
6070 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6072 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6073 (tree-vectorizer.o): Added missing dependencies.
6075 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6077 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6078 declaration in tree-vectorizer.c, now has an extern declaration in
6080 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6081 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6082 get_vectype_for_scalar_type, vect_is_simple_use,
6083 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6084 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6085 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6086 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6087 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6088 find_loop_location): Likewise.
6090 * tree-vectorizer.c (langhooks.h): #include removed.
6091 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6092 moved to tree-vectorized.h.
6093 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6094 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6095 get_vectype_for_scalar_type, vect_is_simple_use,
6096 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6097 vect_supportable_dr_alignment, new_loop_vec_info,
6098 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6099 vect_set_verbosity_level, find_loop_location): Likewise.
6101 (vect_analyze_loop): Function externalized. Declaration moved to
6102 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6103 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6104 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6105 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6106 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6107 vect_enhance_data_refs_alignment, vect_analyze_operations,
6108 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6109 vect_stmt_relevant_p, vect_get_loop_niters,
6110 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6111 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6112 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6113 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6114 vect_get_memtag): Likewise.
6116 (vectorizable_load): Function externalized. Declaration moved to
6117 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6118 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6119 vect_transform_loop): Likewise.
6120 (vect_transform_stmt): Moved to tree-vect-transform.c.
6121 (vect_align_data_ref, vect_create_destination_var,
6122 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6123 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6124 vect_get_vec_def_for_operand, vect_init_vector,
6125 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6126 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6127 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6128 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6129 vect_do_peeling_for_loop_bound): Likewise.
6131 * tree-vect-analyze.c: New file.
6132 * tree-vect-transform.c: New file.
6134 2005-02-17 Jason Merrill <jason@redhat.com>
6136 PR mudflap/19319, c++/19317
6137 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6140 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6142 * doc/install.texi (Specific): Update link for Darwin-specific
6145 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6147 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6148 constant_boolean_node.
6150 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6153 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6154 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6156 2005-02-16 Richard Henderson <rth@redhat.com>
6159 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6161 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6162 replace uses with Wtype_MAXp1_F.
6163 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6164 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6165 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6166 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6167 and HAVE_TFMODE as appropriate.
6168 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6169 (__floatdisf): Likewise.
6170 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6171 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6172 (Wtype_MAXp1_F): New.
6173 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6174 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6176 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6179 * arm.c (arm_apply_result_size): New function.
6180 * arm.h (APPLY_RESULT_SIZE): Define.
6181 * arm-protos.h (arm_apply_result_size): Add prototype.
6182 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6183 (movxf): New expand.
6184 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6185 (call_value_symbol): Remove predicate for operand 0.
6186 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6187 (untyped_call): Rework to correclty return values for any type.
6188 (untyped_return): New expand.
6189 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6191 2005-02-16 Stan Shebs <shebs@apple.com>
6193 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6194 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6196 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6198 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6199 configure settings on Solaris 7 and later.
6201 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6203 PR tree-optimization/19865
6204 * tree-optimize.c (init_tree_optimization_passes): Run
6205 pass_may_alias after pass_sra.
6207 2005-02-16 Richard Henderson <rth@redhat.com>
6208 Stuart Hastings <stuart@apple.com>
6211 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6212 Do nothing if debug info suppressed for this function.
6213 (dbxout_begin_function): Early exit if debug info suppressed for
6216 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6219 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6221 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6223 PR tree-optimization/19967
6224 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6225 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6226 argument TYPE. Adjust calls to fold_builtin_XXX.
6227 (expand_builtin, fold_builtin_1): Adjust calls to
6229 (fold_builtin_strchr, fold_builtin_strpbrk,
6230 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6231 result to a requested type TYPE.
6233 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6236 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6237 (T)x & (T)cst if (T)cst overflows.
6238 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6239 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6241 2005-02-15 Jeff Law <law@redhat.com>
6243 * gcse.c (blocks_with_calls): New bitmap.
6244 (alloc_gcse_mem): Allocate it.
6245 (free_gcse_mem): Free it.
6246 (clear_modifY_mem_tables): Clear it.
6247 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6248 when we encounter CALL_INSNs.
6249 (compute_transp, case MEM): Handle blocks with calls separate
6250 from blocks without calls. Use bitmap iterators rather than
6253 2005-02-15 Peter O'Gorman <peter@pogma.com>
6256 * mklibgcc.in (vis_hide): Use a temporary object file, not
6259 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6262 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6263 access optimization.
6265 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6266 Alan Modra <amodra@bigpond.net.au>
6269 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6270 (_xlqsub): Rename to __gcc_qsub.
6271 (_xlqmul): Rename to __gcc_qmul.
6272 (_xlqdiv): Rename to __gcc_qdiv.
6273 Provide versioned symbol aliases with old names.
6274 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6275 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6276 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6277 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6278 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6280 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6282 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6283 Fold ~(A - 1) and ~(A + -1) to -A.
6285 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6289 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6290 config/pa/pa-host.c:pa_gt_pch_use_address.
6292 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6294 * tree-vn.c (get_value_handle): Make sure that given an
6295 is_gimple_min_invariant expression, we always return it.
6297 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6299 * passes.c (rest_of_handle_gcse): Fix a comment.
6301 2005-02-15 Jeff Law <law@redhat.com>
6303 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6305 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6306 (canon_list_insert, record_last_mem_set_info): Similarly.
6307 (clear_modify_mem_tables): Similarly.
6309 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6311 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6312 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6313 config/mips/mips.md, config/rs6000/aix.h,
6314 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6316 2005-02-15 Richard Henderson <rth@redhat.com>
6318 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6319 call to be best_edge.
6321 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6323 * basic-block.h: Adjust the prototype for find_basic_blocks.
6324 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6325 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6328 * flow.c (recompute_reg_usage): Remove all arguments.
6329 * passes.c (rest_of_compilation): Adjust the call to
6330 recompute_reg_usage.
6331 * rtl.h: Adjust the prototype for recompute_reg_usage.
6333 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6335 * tree-dump.c (dump_files): Update to reflect new member
6337 (dump_register): Add new argument.
6339 (dump_switch_p_1): Check against glob name if doglob was passed.
6340 (dump_switch_p): Check against regular first, then glob if
6341 we didn't have any hits on the dump name.
6342 * tree-optimize.c (register_one_dump_file):
6343 Pass in glob name as well.
6344 * tree-pass.h (struct dump_file_info): Add glob
6347 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6349 PR preprocessor/16323
6350 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6352 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6355 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6356 (trunctfdf2_internal1): New.
6357 (trunctfdf2_internal2): Renamed from trunctfdf2.
6359 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6361 PR tree-optimization/19853
6362 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6364 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6366 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6367 delete_dead_jumptables and cleanup_cfg.
6369 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6371 * reload.c (find_reloads): Swap address_reloaded flags when
6372 swapping commutative operands.
6374 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6376 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6377 Use standard_iv_increment_position for computing the bsi position
6379 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6382 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6385 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6386 life range of hard registers.
6387 * value-prof.c (insn_prefetch_values_to_profile): Only
6390 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6391 profile in libcalls.
6393 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6395 * bitmap.h (bitmap_and_compl_into): Return bool.
6396 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6398 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6400 PR tree-optimization/19944
6401 * fold-const.c (fold): Re-add ABS_EXPR folding.
6403 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6406 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6407 {TARGET,MASK}_XL_COMPAT.
6408 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6410 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6411 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6413 (rs6000_arg_partial_bytes): Same.
6414 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6415 and XL compatibility enabled.
6416 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6417 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6418 test to final condition.
6419 (cmptf_internal2): New.
6420 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6421 xl-compat. Add TFmode information to description.
6423 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6425 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6427 2005-02-13 Jason Merrill <jason@redhat.com>
6430 * fold-const.c (fold_indirect_ref_1): Split out from...
6431 (build_fold_indirect_ref): Here.
6432 (fold_indirect_ref): New fn.
6433 * tree.h: Declare it.
6434 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6435 (gimplify_modify_expr_rhs): Likewise.
6436 (gimplify_expr): Likewise.
6438 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6440 PR tree-optimization/14303
6441 PR tree-optimization/15784
6442 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6443 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6444 ABS_EXPR<x> != 0 to x != 0.
6446 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6448 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6449 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6450 spelling conventions.
6452 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6453 delete_trivially_dead_insns too many times.
6455 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6458 2005-02-12 Ira Rosen <irar@il.ibm.com>
6460 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6461 (vect_is_simple_iv_evolution): Remove redundant parameter
6463 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6464 without last parameter.
6465 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6466 Return pointer step. Call vect_is_simple_iv_evolution without
6467 last parameter. Check only that the step is multiple of size
6468 type. Remove stmt_vinfo updates.
6469 (vect_get_memtag_and_dr): Remove.
6470 (vect_get_memtag): New function.
6471 (vect_address_analysis): New function.
6472 (vect_object_analysis): New function.
6473 (vect_analyze_data_refs): Call vect_object_analysis and
6474 vect_get_memtag. Update stmt_vinfo fields.
6476 2005-02-12 Ira Rosen <irar@il.ibm.com>
6478 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6479 exist and are objects. Remove checks for pointer.
6480 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6481 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6482 (vect_create_data_ref_ptr): Likewise.
6483 (vect_base_addr_differ_p): New function.
6484 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6485 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6486 Don't set the DR_BASE_NAME field of data-ref.
6487 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6489 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6491 * optabs.h (enum optab_index): Add new OTI_ldexp.
6492 (ldexp_optab): Define corresponding macro.
6493 * optabs.c (init_optabs): Initialize ldexp_optab.
6494 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6496 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6498 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6499 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6501 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6502 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6505 2005-02-12 Ira Rosen <irar@il.ibm.com>
6507 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6509 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6511 (vect_get_base_and_offset): Always return an address.
6512 (vect_create_addr_base_for_vector_ref): Remove treatment for
6513 different data reference types.
6514 (vect_compute_data_ref_alignment): Rename base to base_address in
6515 stmt_vec_info. Get the object in order to force its alignment.
6516 (vect_get_memtag_and_dr): Rename base to base_address in
6517 stmt_vec_info. Extract the object for memtag analysis.
6519 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6521 PR regression/19898.
6522 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6523 changes cc_status, use apply modified_in_p to part of cc_status
6524 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6527 2005-02-11 Richard Henderson <rth@redhat.com>
6529 * tree-complex.c (expand_complex_libcall): New.
6530 (expand_complex_multiplication): Use it for c99 compliance.
6531 (expand_complex_division): Likewise.
6532 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6534 * builtins.c (built_in_names): Remove const.
6535 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6537 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6538 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6539 (built_in_names): Remove const.
6540 * c-common.c (c_common_type_for_mode): Handle complex modes.
6541 * flags.h, toplev.c (flag_complex_method): Rename from
6542 flag_complex_divide_method.
6543 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6544 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6545 * libgcc2.h: Declare them.
6546 * libgcc-std.ver: Export them.
6547 * mklibgcc.in (lib2funcs): Build them.
6549 2005-02-11 Steven Bosscher <stevenb@suse.de>
6551 PR tree-optimization/19876
6552 Partially revert my change from 2005-01-14
6553 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6554 (compute_antic): ...and remove the loop here.
6556 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6559 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6560 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6562 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6563 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6565 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6567 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6568 offsets for the big-endian 32-bit case.
6570 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6572 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6574 2005-02-11 Dale Johannesen <dalej@apple.com>
6576 * cselib.c (cselib_process_insn): Clear out regs where
6577 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6578 * reload.c (find_equiv_reg): Ditto.
6580 2005-02-11 Ian Lance Taylor <ian@airs.com>
6582 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6585 * tree.c (build_function_type_list): Work correctly if there are
6588 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6590 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6591 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6592 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6593 TARGET_ZARCH instead of TARGET_64BIT.
6595 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6597 * config/rs6000/t-rtems:
6598 (MULTILIB_OPTIONS): Remove mcpu=602.
6599 (MUTLILIB_DIRNAMES): Remove m602.
6600 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6601 Let mcpu=602 match mcpu=603.
6602 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6604 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6606 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6609 2005-02-10 David Daney <ddaney@avtrex.com>
6611 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6612 * config/i386/linux-unwind.h: Likewise.
6613 * config/ia64/linux-unwind.h: Likewise.
6614 * config/mips/linux-unwind.h: Likewise.
6615 * config/pa/linux-unwind.h: Likewise.
6616 * config/rs6000/linux-unwind.h: Likewise.
6617 * config/s390/linux-unwind.h: Likewise.
6618 * config/sh/linux-unwind.h: Likewise.
6619 * config/sparc/linux-unwind.h: Likewise.
6621 2005-02-10 Steven Bosscher <stevenb@suse.de>
6623 PR tree-optimization/17549
6624 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6625 TER to replace a DEF with its expression if the DEF and the
6626 rhs of the expression we replace into have the same root
6629 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6631 * config/mips/mips.md: Fix the placement of the match_scratch in the
6634 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6636 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6639 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6641 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6642 (strip_offset): Handle addresses.
6643 (add_address_candidates): Use strip_offset.
6644 (difference_cost): Reflect strip_offset change.
6645 (force_var_cost, difference_cost): Strip nops.
6647 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6649 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6651 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6652 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6653 config/cris/cris-protos.h, config/cris/cris.c: Update
6656 2005-02-10 Jeff Law <law@redhat.com>
6658 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6659 (lookup_avail_expr): Similarly.
6661 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6663 * builtins.c (fold_builtin_powi): New function.
6664 (fold_builtin_1): Call it.
6666 2005-02-10 Steven Bosscher <stevenb@suse.de>
6668 PR documentation/19309
6669 * doc/cpp.texi: The __GNUC__ and related predefined macros
6670 are also defined for the "standalone" cpp.
6671 Some non-GCC compilers may also define __GNUC__.
6673 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6676 * c-typeck.c (common_type): New routine. Old common_type renamed
6678 (c_common_type): ...this.
6679 (build_conditional_expr, build_binary_op): Use c_common_type instead
6682 2005-02-10 Steven Bosscher <stevenb@suse.de>
6684 * doc/md.texi: Replace @samp{length} with @code{length}.
6686 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6688 PR tree-optimization/18687
6689 * tree-flow.h (find_loop_niter): Declare.
6690 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6691 Try using scev even for loops with more than one exit.
6692 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6693 (struct ivopts_data): Added niters field.
6694 (struct nfe_cache_elt): New.
6695 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6697 (tree_ssa_iv_optimize_init): Initialize niters cache.
6698 (determine_number_of_iterations): Removed.
6699 (find_induction_variables): Do not call determine_number_of_iterations.
6700 Access niters for single exit through niter_for_single_dom_exit.
6701 (add_iv_outer_candidates): Access niters for single exit through
6702 niter_for_single_dom_exit.
6703 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6704 number_of_iterations_cond.
6705 (iv_period): New function.
6706 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6707 (may_replace_final_value): Take data argument. Use
6708 niter_for_single_dom_exit.
6709 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6710 (rewrite_use_compare): Pass data to may_eliminate_iv.
6711 (rewrite_use_outer): Pass data to may_replace_final_value.
6712 (free_loop_data): Clean up the niters cache.
6713 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6714 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6715 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6716 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6717 (num_ending_zeros): Moved to tree.c.
6718 * tree.h (num_ending_zeros): Declare.
6719 * tree.c (num_ending_zeros): Moved from tree.c.
6721 2005-02-09 Richard Henderson <rth@redhat.com>
6723 * builtins.c (DEF_BUILTIN): Add COND argument.
6724 * tree.h (DEF_BUILTIN): Likewise.
6725 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6726 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6728 (DEF_BUILTIN_STUB): New.
6729 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6730 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6731 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6732 * c-common.c (DEF_BUILTIN): Add COND argument.
6733 * tree.c (local_define_builtin): New.
6734 (build_common_builtin_nodes): New.
6736 2005-02-09 Roger Sayle <roger@eyesopen.com>
6738 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6739 floating point expression ignoring the sign of the result.
6740 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6741 (fold) <MULT_EXPR>: Use it to simplify x*x.
6742 * tree.h (fold_strip_sign_ops): Prototype here.
6743 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6744 argument. Use fold_strip_sign_ops to simplify the first argument.
6745 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6746 first argument when the second argument is an even integer
6747 constant, but only with -funsafe_math_optimizations.
6748 (fold_builtin_1): Update call to fold_builtin_copysign.
6750 2005-02-09 Ian Lance Taylor <ian@airs.com>
6753 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6754 just check whether EH_FILTER_FAILURE falls through.
6756 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6758 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6759 insns return to ready list in the next turn.
6761 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6764 * builtins.def: New __builtin_powi[lf].
6765 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6766 (expand_builtin_powi): New function.
6767 (expand_builtin): Dispatch to expand_builtin_powi.
6768 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6769 * libgcc2.c: Add __builtin_powi[lf] implementation.
6770 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6771 * optabs.h: Add powi_optab.
6772 * optabs.c (init_optabs): Initialize powi_optab.
6773 * doc/extend.texi: Document __builtin_powi[lf].
6775 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6777 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6780 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6783 * fold-const.c (try_move_mult_to_index): Remove redundant
6784 type argument. Create ADDR_EXPR with correct type.
6785 (fold): Update callers of try_move_mult_to_index. Convert
6786 result to the appropriate type.
6788 2005-02-09 Roger Sayle <roger@eyesopen.com>
6791 * config/avr/avr.c (default_rtx_costs): Delete.
6792 (avr_operand_rtx_cost): New function.
6793 (avr_rtx_costs): Completely rewrite.
6795 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6798 * config/cris/cris.c (in_code): New variable.
6799 (cris_output_addr_const): Now a static function, a wrapper for
6801 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6802 case from old cris_output_addr_const.
6803 (cris_asm_output_label_ref): Similar for LABEL_REF.
6804 (cris_output_addr_const_extra): Similar for UNSPEC.
6805 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6806 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6807 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6809 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6810 (cris_asm_output_label_ref): Declare.
6812 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6814 PR preprocessor/19801
6815 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6816 filenames that changed when libcpp was moved to the toplevel.
6818 2005-02-07 Roger Sayle <roger@eyesopen.com>
6820 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6821 zero extensions of BImode operands. Call lowpart_subreg instead
6822 of gen_lowpart_common and gen_lowpart_SUBREG.
6824 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6827 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6828 * configure.ac: Set cc_for_cross_gnattools.
6829 * configure: Regenerate.
6831 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6834 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6836 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6839 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6840 of nested functions.
6842 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6844 * doc/extend.texi: Document deprecated extensions allowing
6845 static floating-point members to have initializers and allowing
6846 floating-point literals in integral constant expressions.
6848 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6850 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6851 config/darwin7.h, config/mips/mips.c,
6852 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6855 * cse.c: Update comments.
6857 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6860 * builtins.c (fold_builtin_sqrt): Transform
6861 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6864 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6865 Dorit Naishlos <dorit@il.ibm.com>
6867 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6868 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6869 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6871 * tree.h (vect_set_verbosity_level): New extern function declaration
6873 * tree-vectorizer.h (verbosity_levels): New enum type.
6874 * tree-vectorizer.c (vect_debug_stats): Function removed.
6875 (vect_debug_details): Likewise.
6876 (vect_verbosity_level): Global variable was defined and initialized.
6877 (vect_dump): Global variable definition.
6878 (vect_print_dump_info): New function.
6879 (vect_set_dump_settings): New function.
6880 (vect_set_verbosity_level): New function.
6881 (vectorize_loops): Add call to vect_set_dump_settings.
6883 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6884 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6885 (slpeel_tree_peel_loop_to_edge): Likewise.
6887 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6888 appropriate verbosity level instead of call to vect_debug_details
6889 or vect_debug_stats.
6890 (vect_get_base_and_offset):
6891 (vect_create_addr_base_for_vector_ref):
6892 (get_vectype_for_scalar_type):
6893 (vect_create_data_ref_ptr):
6895 (vect_get_vec_def_for_operand):
6896 (vect_finish_stmt_generation):
6897 (vectorizable_assignment):
6898 (vectorizable_operation):
6899 (vectorizable_store):
6900 (vectorizable_load):
6901 (vect_transform_stmt):
6902 (vect_update_ivs_after_vectorizer):
6903 (vect_do_peeling_for_loop_bound):
6904 (vect_update_inits_of_drs):
6905 (vect_do_peeling_for_alignment):
6906 (vect_transform_loop):
6907 (vect_is_simple_use):
6908 (vect_analyze_operations):
6909 (vect_is_simple_iv_evolution):
6910 (vect_analyze_scalar_cycles):
6911 (vect_analyze_data_ref_dependence):
6912 (vect_analyze_data_ref_dependences):
6913 (vect_compute_data_ref_alignment):
6914 (vect_enhance_data_refs_alignment):
6915 (vect_analyze_data_refs_alignment):
6916 (vect_analyze_data_ref_access):
6917 (vect_analyze_data_ref_accesses):
6918 (vect_analyze_pointer_ref_access):
6919 (vect_get_memtag_and_dr):
6920 (vect_analyze_data_refs):
6921 (vect_mark_relevant):
6922 (vect_stmt_relevant_p):
6923 (vect_mark_stmts_to_be_vectorized):
6924 (vect_can_advance_ivs_p):
6925 (vect_get_loop_niters):
6926 (vect_analyze_loop_form):
6927 (vect_analyze_loop):
6928 (vectorize_loops): Likewise.
6930 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6931 (vect_update_inits_of_drs):
6932 (vect_do_peeling_for_alignment):
6933 (vect_transform_loop):
6934 (vect_analyze_operations):
6935 (vect_analyze_scalar_cycles):
6936 (vect_analyze_data_ref_dependences):
6937 (vect_analyze_data_refs_alignment):
6938 (vect_analyze_data_ref_accesses):
6939 (vect_analyze_data_refs):
6940 (vect_mark_stmts_to_be_vectorized):
6941 (vect_get_loop_niters):
6942 (vect_analyze_loop_form):
6943 (vect_analyze_loop): Likewise.
6944 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6946 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6950 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6951 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6952 either -ffast-math or -funsafe-math-optimizations is in use.
6954 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6955 * config/mips/irix-csr.c: New file.
6956 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6957 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6958 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6961 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6963 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6964 redundant, incorrect definitions.
6966 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6968 ("*tls_indirect_call"): New, reference hard regs directly.
6969 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6971 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6973 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6974 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6976 2005-02-06 Roger Sayle <roger@eyesopen.com>
6978 PR rtl-optimization/19800
6979 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6980 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6983 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6985 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6987 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6990 * doc/invoke.texi: Correct documentation of -freorder-functions.
6992 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6995 * doc/invoke.texi: Don't mention gccbug.
6997 2005-02-06 Roger Sayle <roger@eyesopen.com>
6998 Andrew Pinski <pinskia@physics.uc.edu>
6999 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7001 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7002 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7003 into just (zero_extract:SI FOO (const_int 1) BAR).
7005 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7007 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7008 macro locally. Don't give last revision date. Use GCC version
7009 number from gcc-common.texi.
7010 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7011 revision date. Use GCC version number from gcc-common.texi.
7012 Describe being a library as current state rather than as 3.x
7014 * doc/gcc.texi: Remove last update date.
7015 * doc/gccint.texi: Likewise. Update copyright dates.
7016 * doc/install.texi: Update copyright dates.
7018 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7021 * doc/invoke.texi: Mention for each option included in -Wall that
7022 it is included in -Wall.
7023 * doc/gcc.texi: Update copyright and last modification date.
7025 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7027 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7028 unnecessary cast to original induction variable increments.
7030 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7032 PR tree-optimization/18219
7033 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7034 in distributed form.
7036 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7038 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7039 Set bitpos and offset later in the function. Do nothing if the
7040 target is a register and if the bitfield lies completely outside
7042 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7043 here. Return an uninitialised register if the source value is stored
7044 in a register and the bitfield lies completely outside that register.
7046 2005-02-06 Steven Bosscher <stevenb@suse.de>
7048 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7051 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7053 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7055 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7057 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7058 * config/darwin8.h: New.
7059 * config/darwin7.h: Update comment.
7061 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7062 Dorit Naishlos <dorit@il.ibm.com>
7064 * tree-vectorizer.h (LOC): New type.
7065 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7066 (loop_line_number): New field in struct _loop_vec_info.
7067 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7069 * tree-vectorizer.c (input.h): Included.
7070 (find_loop_location): New function.
7071 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7072 loop line number removed.
7073 (vect_debug_details): Likewise.
7074 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7076 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7077 call to vect_debug_details/stats changed from loop to loop_loc.
7078 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7079 (slpeel_tree_peel_loop_to_edge): Likewise.
7081 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7082 changed from NULL to UNKNOWN_LOC.
7083 (vect_get_base_and_offset):
7084 (vect_create_addr_base_for_vector_ref):
7085 (get_vectype_for_scalar_type):
7086 (vect_create_data_ref_ptr):
7088 (vect_get_vec_def_for_operand):
7089 (vect_finish_stmt_generation):
7090 (vectorizable_assignment):
7091 (vectorizable_operation):
7092 (vectorizable_store):
7093 (vectorizable_load):
7094 (vect_transform_stmt):
7095 (vect_update_ivs_after_vectorizer):
7096 (vect_do_peeling_for_loop_bound):
7097 (vect_do_peeling_for_alignment):
7098 (vect_transform_loop):
7099 (vect_is_simple_use):
7100 (vect_analyze_operations):
7101 (vect_is_simple_iv_evolution):
7102 (vect_analyze_scalar_cycles):
7103 (vect_analyze_data_ref_dependences):
7104 (vect_compute_data_ref_alignment):
7105 (vect_enhance_data_refs_alignment):
7106 (vect_analyze_data_ref_access):
7107 (vect_analyze_data_ref_accesses):
7108 (vect_analyze_pointer_ref_access):
7109 (vect_get_memtag_and_dr):
7110 (vect_analyze_data_refs):
7111 (vect_mark_relevant):
7112 (vect_stmt_relevant_p):
7113 (vect_mark_stmts_to_be_vectorized):
7114 (vect_can_advance_ivs_p):
7115 (vect_get_loop_niters):
7116 (vect_analyze_loop):
7117 (vectorize_loops): Likewise.
7119 (vectorizable_load): Argument in call to vect_debug_details/stats
7120 changed from loop to LOOP_LOC (loop_vinfo).
7121 (vect_transform_loop):
7122 (vect_analyze_operations):
7123 (vect_analyze_scalar_cycles):
7124 (vect_analyze_data_ref_dependence):
7125 (vect_enhance_data_refs_alignment):
7126 (vect_analyze_data_ref_accesses):
7127 (vect_analyze_pointer_ref_access):
7128 (vect_analyze_data_refs):
7129 (vect_analyze_loop): Likewise.
7131 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7132 changed from loop to loop_loc.
7134 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7136 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7137 Dorit Naishlos <dorit@il.ibm.com>
7139 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7141 (vect_analyze_data_ref_dependences): Likewise.
7143 (vect_is_simple_use): Argument changed from loop structure to
7144 loop_vect_info structure.
7145 (vect_can_advance_ivs_p): Likewise.
7146 (vect_create_index_for_vector_ref): Likewise.
7147 (vect_update_ivs_after_vectorizer): Likewise.
7148 (new_stmt_vec_info): Likewise.
7150 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7151 changed from loop to loop_vinfo.
7152 (vect_create_data_ref_ptr): First argument in call to
7153 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7154 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7155 was changed from loop to loop_vinfo.
7156 (vectorizable_operation): Likewise.
7157 (vectorizable_store): Likewise.
7158 (vect_mark_stmts_to_be_vectorized): Likewise.
7159 (vect_do_peeling_for_loop_bound): First argument in call to
7160 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7161 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7162 was changed from loop to loop_vinfo.
7163 (vect_analyze_data_ref_dependences): Third argument in call to
7164 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7166 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7167 (vect_create_data_ref_ptr): Likewise.
7168 (vect_init_vector): Likewise.
7169 (vect_get_vec_def_for_operand): Likewise.
7170 (vectorizable_assignment): Likewise.
7171 (vectorizable_operation): Likewise.
7172 (vectorizable_store): Likewise.
7173 (vectorizable_load): Likewise.
7174 (vect_update_ivs_after_vectorizer): Likewise.
7175 (vect_is_simple_use): Likewise.
7176 (vect_analyze_data_ref_dependence): Likewise.
7177 (vect_analyze_pointer_ref_access): Likewise.
7178 (vect_can_advance_ivs_p): Likewise.
7180 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7181 before _stmt_vec_info.
7182 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7183 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7184 (new_stmt_vec_info): Argument changed from loop structure to
7185 loop_vect_info structure
7187 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7188 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7189 (vect_create_addr_base_for_vector_ref): Likewise.
7190 (vect_analyze_pointer_ref_access): Likewise.
7192 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7195 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7196 phi flag if the phi is abnormal.
7198 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7201 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7202 information for the new statement.
7204 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7207 * gcc.c (main): Include the target in -v output.
7209 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7211 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7212 Do not drop the extend if we'd have to add a paradoxical subreg
7213 later. Include optabs.h and insn-codes.h.
7214 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7216 2005-02-02 Roger Sayle <roger@eyesopen.com>
7219 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7220 * fold-const.c (const_binop): Avoid constant folding floating
7221 point operations in modes that use composite representations.
7222 * simplify-rtx.c (simplify_binary_operation): Likewise.
7224 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7226 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7228 (altivec_dstt): Likewise.
7229 (altivec_dstst): Likewise.
7230 (altivec_dststt): Likewise.
7231 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7234 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7236 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7237 EXPR_LOCUS from orig_cond to the new cond_stmt.
7238 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7241 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7243 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7244 standard_iv_increment_position. Remove call to bsi_next
7245 (no need to bump the iterator anymore).
7246 (vect_create_index_for_vector_ref): Call
7247 standard_iv_increment_position. Remove second function argument.
7248 (vect_finish_stmt_generation): Remove call to bsi_next
7249 (no need to bump the iterator anymore).
7250 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7251 to vect_create_index_for_vector_ref.
7253 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7255 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7256 phis are used out of the loop.
7258 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7261 * c-decl.c (undef_nested_function): New variable.
7262 (pop_scope): Diagnose undefined nested functions.
7263 (finish_function): Don't attempt cgraph processing or genericizing
7264 if current top-level function contained an undefined nested
7265 function. Reset undef_nested_function at the end of a top-level
7268 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7270 * tree.c (build_int_cst_type): Take sign of the value into account
7271 when deciding whether sign extend the value.
7273 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7276 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7277 (cpp_options, cc1_options): Change %{std*&ansi} to
7278 %{std*&ansi&trigraphs}.
7280 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7282 * cse.c: Update comments.
7284 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7286 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7287 arguments go on the stack. Do not put complex doubles in odd/even
7290 2005-02-02 Steven Bosscher <stevenb@suse.de>
7292 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7293 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7294 -ftree-pre, and -fthread-jumps.
7296 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7298 PR tree-optimization/19578
7299 * tree-flow.h (modified_noreturn_calls): Declare.
7300 (noreturn_call_p): Declare.
7301 * tree-flow-inline.h (noreturn_call_p): New function.
7302 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7303 * tree-cfg.c (modified_noreturn_calls): New variable.
7304 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7305 that contain a mid-block noreturn call.
7306 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7308 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7310 * df.c (df_def_record_1, df_uses_record): Don't use
7312 * df.h (DF_FOR_REGALLOC): Remove.
7314 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7317 * c-typeck.c (really_start_incremental_init): Reset
7318 constructor_max_index for arrays of incomplete type.
7320 2005-02-02 Jeff Law <law@redhat.com>
7322 * gcse.c (struct reg_set): Store the block index where the register
7323 was set rather than the setting insn.
7324 (record_one_set, compute_transp): Corresponding changes.
7325 (pre_insert_copy_insn): Do not call replace_one_set.
7326 (replace_one_set): Remove.
7328 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7331 * doc/gcov.texi: Fix typo.
7333 2005-02-01 Richard Henderson <rth@redhat.com
7336 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7337 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7339 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7340 * config/i386/i386-protos.h: Update.
7342 2005-02-01 Steven Bosscher <stevenb@suse.de>
7344 PR tree-optimization/19217
7345 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7346 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7347 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7348 that it is walking a PHI node.
7350 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7352 * doc/extend.texi (Nested Functions): Update.
7354 2005-02-01 Richard Henderson <rth@redhat.com>
7357 * optabs.c (expand_copysign_absneg): Export.
7358 * optabs.h (expand_copysign_absneg): Declare.
7359 * config/rs6000/rs6000.md (copysigntf3): New.
7361 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7363 PR tree-optimization/19633
7364 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7365 * tree-ssa-alias.c (init_alias_info): Initialize.
7366 (merge_pointed_to_info): Set.
7367 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7368 (dump_points_to_info_for): Show value of pt_null.
7369 (struct count_ptr_d): Declare.
7370 (find_ptr_dereference): Remove.
7371 (ptr_is_dereferenced_by): Remove.
7372 (count_ptr_derefs): New local function.
7373 (count_uses_and_derefs): New local function.
7374 (compute_points_to_and_addr_escape): Call it. If the number
7375 of dereferences is greater than zero, mark the pointer as
7376 dereferenced. If there are fewer dereferences than uses of
7377 the pointer, the pointer's value escapes.
7379 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7381 PR tree-optimization/19670
7382 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7384 (verify_use): ... set it here, instead.
7386 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7388 * doc/sourcebuild.texi (Test directives): Fix formatting.
7390 * doc/sourcebuild.texi (Test directives): Describe selector
7393 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7395 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7396 specific 64-bit CPUs.
7398 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7401 * arm.c (arm_eliminable_register): New function.
7402 (adjacent_mem_locations): Don't allow eliminable registers. Use
7403 HOST_WIDE_INT for address offsets.
7404 * arm-protos.h (arm_eliminable_register): Add prototype.
7406 2005-02-01 Steven Bosscher <stevenb@suse.de>
7408 PR optimization/15242
7409 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7410 * basic-block.h (duplicate_computed_gotos): Add prototype.
7411 * bb-reorder.c (duplicate_computed_gotos): New function to
7412 duplicate sufficiently small blocks ending in a computed jump.
7413 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7414 if not optimizing for size.
7415 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7416 never do tail merging for blocks ending in a computed jump.
7417 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7419 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7421 Patch from Richard Sandiford <rsandifo@redhat.com>
7422 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7423 from inheriting a subreg equivalence with a non-spill register.
7425 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7427 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7429 * config/frv/frv.c (movcc_fp_destination_operand): New.
7430 (gpr_or_memory_operand): Fix typo in comment.
7431 (gpr_or_memory_operand_with_scratch): New.
7432 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7433 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7434 movcc_fp_destination_operand.
7435 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7436 Legitimize memory addresses using a scratch register.
7438 2005-01-31 Jeff Law <law@redhat.com>
7440 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7441 bitmap a sparse bitmap instead of a simple bitmap.
7442 (mark_def_sites_initialize_block): Corresponding changes.
7443 (ssa_mark_def_sites_initialize_block): Likewise.
7444 (ssa_mark_phi_uses): Likewise.
7445 (mark_def_site, ssa_mark_def_sites): Likewise.
7446 (mark_def_site_blocks): Likewise.
7447 (rewrite_ssa_into_ssa): Likewise.
7449 * tree-ssa-dom.c (record_cond): Pass correct variable type
7450 for last argument to htab_find_slot_with_hash.
7452 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7453 effects when optimizing 0 % X. Do not try to optimize X % 0.
7455 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7457 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7460 2005-02-01 Eric Christopher <echristo@redhat.com>
7462 * config/mips/mips.c (override_options): Warn if -mint64
7464 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7467 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7469 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7471 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7472 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7473 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7474 (cached_regno): Initialize to INVALID_REGNUM.
7475 (cse_reg_info_table_size,
7476 cse_reg_info_table_first_uninitialized,
7477 cse_reg_info_timestamp): New.
7478 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7480 (init_cse_reg_info, get_cse_reg_info_1): New.
7481 (get_cse_reg_info): Cache the last look-up.
7482 (new_basic_block): Update the code to clear mappings from
7483 registers to cse_reg_info entries.
7484 (cse_main): Call init_cse_reg_info.
7486 * cse.c (get_cse_reg_info): Update a comment.
7488 2005-01-31 Steven Bosscher <stevenb@suse.de>
7491 * c-decl.c (start_decl): Do not warn about arrays of elements with
7492 an incomplete type here.
7493 (grokdeclarator): Do it here by making a pedwarn an error.
7494 * c-typeck.c (push_init_level): If there were previous errors with
7495 the constructor type, do not warn about braces for initializers.
7496 (process_init_element): Likewise for excess initializer elements.
7498 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7500 * cse.c (delete_trivially_dead_insn): Don't iterate.
7502 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7504 * config/rs6000/rs6000.md (copysignsf3): New expand.
7505 (copysigndf3): Likewise.
7507 2005-01-31 Steven Bosscher <stevenb@suse.de>
7509 * recog.c (constrain_operands): Only look for earlyclobber operand
7510 conflicts if an '&' constraint was seen.
7512 2005-01-31 Marc Espie <espie@openbsd.org>
7514 * config.gcc: Don't include embedded systems fragment, switches default
7515 debugging format to ELF.
7516 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7517 longer pick it up there.
7519 2005-01-31 Dale Johannesen <dalej@apple.com>
7521 * doc/extend.texi (nested functions): Fix linkage description.
7522 Clarify that static is not allowed.
7524 2005-01-31 Dale Johannesen <dalej@apple.com>
7526 * config/rs6000/darwin.md (movsf_low_di): Make work.
7527 (movdf_low_di): Make work.
7529 2005-01-31 Dale Johannesen <dalej@apple.com>
7531 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7532 Make work for 64 bit.
7534 2005-01-31 Roger Sayle <roger@eyesopen.com>
7535 Dale Johannesen <dalej@apple.com>
7538 * fold-const.c (fold_binary_op_with_conditional_arg):
7539 Make types match original operands, before STRIP_NOPS.
7541 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7543 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7544 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7545 (struct gcc_sigcontext): Delete. Merge contents to..
7546 (struct gcc_ucontext): ..here.
7547 (get_sigcontext): Delete.
7548 (get_regs): New function, like get_sigcontext but return regs ptr.
7549 64-bit version finds regs from r1 to support vdso.
7550 (ppc_linux_aux_vector): New function.
7551 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7554 2005-01-31 Ira Rosen <irar@il.ibm.com>
7556 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7558 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7559 redundant fold. Fix misalignment for MINUS_EXPR.
7560 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7561 (vect_analyze_pointer_ref_access): Likewise.
7562 (vect_get_memtag_and_dr): Likewise.
7564 2005-01-31 Richard Henderson <rth@redhat.com>
7566 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7567 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7568 absnegdf2_i387, absnegxf2_i387): Likewise.
7570 2005-01-31 Richard Henderson <rth@redhat.com>
7573 * optabs.c (expand_copysign_absneg): New.
7574 (expand_copysign_bit): Split out from ...
7575 (expand_copysign): ... here. Use expand_copysign_absneg.
7577 2005-01-30 Roger Sayle <roger@eyesopen.com>
7580 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7581 constant as the second operand and a register as the third.
7583 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7586 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7587 that dllimport'd functions do not use all call-clobbered registers
7590 2005-01-30 Richard Henderson <rth@redhat.com>
7593 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7594 expand_abs_nojump and generalize. Use operand_subword and
7595 emit_no_conflict_block. Support large modes.
7596 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7598 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7599 negation to subtraction.
7600 (expand_copysign): Check that the format has signed zeros.
7601 Use operand_subword and emit_no_conflict_block. Support large modes.
7603 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7605 Fix PR tree-optimization/19624
7607 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7608 * tree-ssa-pre.c: Add cfgloop.h.
7610 (pre_stats): New member, constified.
7611 (inserted_exprs): New static variable.
7612 (NECESSARY): New macro.
7613 (create_expression_by_pieces): Fold the expression, and
7614 mark it as defaulting to not necessary. Also put in
7616 (fully_constant_expression): New function.
7617 (insert_into_preds_of_block): Modify to not insert phis when we
7618 are playing with induction variables.
7619 Push phis onto the inserted_exprs vector, and mark them as not
7620 necessary by default.
7621 (insert_aux): Call fully_constant_expression on eprime.
7622 If all edges produce the same value, mark it constant.
7623 (mark_operand_necessary): New function.
7624 (remove_dead_inserted_code): New function.
7625 (init_pre): Init loop optimizer to get loop info.
7626 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7627 (execute_pre): Commit edge inserts, then remove dead code.
7629 2005-01-30 Richard Henderson <rth@redhat.com>
7631 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7632 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7634 2005-01-30 Richard Henderson <rth@redhat.com>
7637 * config/i386/i386.c (ix86_expand_copysign): New.
7638 (ix86_split_copysign_const): New.
7639 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7640 rearrange op1/nmask operands.
7641 * config/i386/i386-protos.h: Update.
7642 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7643 (copysigndf3): Likewise.
7644 (copysignsf3_const, copysigndf3_const): New.
7645 (copysignsf3_var): Rename from copysignsf3, split out splitter
7646 and fix split predicate for X constraint.
7647 (copysigndf3_var): Similarly.
7649 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7651 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7652 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7653 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7655 2005-01-29 Richard Henderson <rth@redhat.com>
7658 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7659 of # and * in constraints.
7661 2005-01-29 Richard Henderson <rth@redhat.com>
7664 * expr.c (store_field): Don't strip sub-mode cast when the input
7665 data is even smaller.
7667 2005-01-29 Richard Henderson <rth@redhat.com>
7670 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7673 2005-01-29 Richard Henderson <rth@redhat.com>
7675 * combine.c (make_field_assignment): Fix argument order
7678 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7680 PR tree-optimization/15791
7681 * fold-const.c (extract_array_ref): New function.
7682 (fold): Fold comparisons between &a[i] and &a[j] or
7683 semantically equivalent trees.
7685 2005-01-29 Jeff Law <law@redhat.com>
7687 * gcse.c (insert_expr_in_table): Revamp handling of available
7688 and anticipatable occurrence lists to avoid unnecessary list
7690 (insert_set_in_table): Similarly.
7692 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7694 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7696 (c_build_qualified_type): Build qualified array types with
7697 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7698 * c-decl.c (c_make_fname_decl): Build unqualified array type
7699 before qualified type.
7700 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7701 type is qualified, not just if type itself is. Don't apply
7702 qualifiers to array type when declarator is processed. Apply
7703 qualifiers to field type whether or not it is an array type.
7704 Don't handle array types specially for applying qualifiers to
7706 * c-typeck.c (composite_type): Build unqualified element type and
7707 array type when forming composite of array types.
7708 (common_pointer_type, comptypes, comp_target_types,
7709 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7710 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7712 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7713 (args2) in variables a1 and a2.
7715 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7717 * cse.c (n_elements_made, max_elements_made): Remove.
7718 (insert): Don't touch n_elements_made.
7719 (cse_main): Don't touch n_elements_made or max_elements_made.
7721 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7724 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7725 configuration part of dp-bit.c to be lost.
7727 2005-01-28 Roger Sayle <roger@eyesopen.com>
7729 * expmed.c (expand_mult_highpart_optab): When attempting to use
7730 a non-widening multiplication in a wider mode, the operands need
7731 to be converted (zero or sign extended) to that mode.
7733 2005-01-28 Ian Lance Taylor <ian@airs.com>
7737 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7738 through if both operands fall through.
7740 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7742 * cse.c (fold_rtx) <PC>: Don't optimize.
7744 2005-01-28 Jeff Law <law@redhat.com>
7746 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7747 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7749 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7751 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7752 cse_reg_info_used_list_end): Remove.
7753 (cse_reg_info_list, cse_reg_info_list_free): New.
7754 (get_cse_reg_info): When allocating an instance of
7755 cse_reg_info, add it to the beginning of the cse_reg_info_list
7756 list. Remove code to maintain cse_reg_info_used_list.
7757 (new_basic_block): Reset the free list to the beginning of
7760 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7762 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7763 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7764 (frv_expand_mdpackh_builtin): New function.
7765 (frv_expand_builtin): Use it to expand __MDPACKH.
7766 * doc/extend.texi (__MDPACKH): Update documentation.
7768 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7770 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7771 SSE_FLOAT_MODE_P for use_sse computation.
7773 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7776 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7778 2005-01-27 Richard Henderson <rth@redhat.com>
7780 * builtins.c (expand_builtin_copysign): New.
7781 (expand_builtin): Call it.
7782 * genopinit.c (optabs): Add copysign_optab.
7783 * optabs.c (init_optabs): Initialize it.
7784 (expand_copysign): New.
7785 * optabs.h (OTI_copysign, copysign_optab): New.
7786 (expand_copysign): Declare.
7788 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7789 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7791 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7792 (ix86_expand_fp_absneg_operator): ... here.
7793 (ix86_split_copysign): New.
7794 * config/i386/i386-protos.h: Update.
7795 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7796 (copysignsf3, copysigndf3): New.
7798 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7799 (copysignsf3, ncopysignsf3): New.
7800 (copysigndf3, ncopysigndf3): New.
7801 (copysignxf3, ncopysignxf3): New.
7802 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7804 2005-01-27 Arend Bayer <arend.bayer@web.de>
7805 Kazu Hirata <kazu@cs.umass.edu>
7807 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7808 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7809 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7812 2005-01-27 Jeff Law <law@redhat.com>
7814 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7815 definitions of SSA_NAMEs which are not being rewritten.
7816 (rewrite_ssa_into_ssa): Only initialize the current definition
7817 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7818 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7819 SSA_NAMEs before returning.
7821 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7823 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7824 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7825 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7826 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7827 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7829 2005-01-27 Steven Bosscher <stevenb@suse.de>
7832 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7833 higher to -O2 and higher. Likewise for tree PRE.
7834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7837 2005-01-27 Ian Lance Taylor <ian@airs.com>
7840 * gimple-low.c (try_catch_may_fallthru): New static function.
7841 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7842 * tree-inline.c (expand_call_inline): Don't warn about reaching
7843 the end of a non-void function being inlined if the function uses
7846 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7848 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7851 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7852 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7853 (implicitly_declare): Handle error_mark_node.
7855 2005-01-27 Richard Henderson <rth@redhat.com>
7858 * tree.h (struct tree_decl): Add debug_expr_is_from.
7859 (DECL_DEBUG_EXPR_IS_FROM): New.
7860 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7861 * dwarf2out.c (dwarf2out_var_location): Update to match.
7862 * tree-outof-ssa.c (create_temp): Likewise.
7863 * var-tracking.c (track_expr_p): Likewise.
7864 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7865 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7866 * toplev.c (default_tree_printer): Likewise.
7868 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7870 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7871 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7873 2005-01-27 Steven Bosscher <stevenb@suse.de>
7875 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7876 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7877 ASM_CLOBBERS): Add tree checks.
7879 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7880 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7881 * c-common.def (SWITCH_STMT): Update to match.
7882 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7883 macros instead of SWITCH_EXPR ones.
7884 * c-dump.c (c_dump_tree): Likewise.
7885 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7886 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7888 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7890 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7892 * unwind-dw2.c (execute_stack_op): Add missing cases for
7893 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7895 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7897 * config.gcc (Obsolete configurations): Remove 'dummy', add
7898 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7901 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7903 PR tree-optimization/19633
7904 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7906 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7907 are no call-clobbered variables.
7908 * tree-outof-ssa.c (check_replaceable): Return false for calls
7911 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7913 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7914 even for variables with NULL DECL_INITIAL.
7916 2005-01-26 Stuart Hastings <stuart@apple.com>
7918 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7920 2005-01-26 Richard Henderson <rth@redhat.com>
7923 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7925 * expr.c (store_field): Strip conversions to odd-bit-sized types
7926 if the destination field width matches.
7928 2005-01-26 Richard Henderson <rth@redhat.com>
7930 * c-decl.c, expmed.c, expr.c: Revert last change.
7932 2005-01-26 Richard Henderson <rth@redhat.com>
7935 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7937 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7938 if we don't need the bits above those present in the current mode.
7939 * expr.c (store_field): Strip conversions to odd-bit-sized types
7940 if the destination field width matches.
7942 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7944 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7945 either -ffast-math or -funsafe-math-optimizations is in use.
7947 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7951 * config/avr/avr.c (notice_update_cc): Only set condition code for
7952 ashrqi3 if shift count > 0.
7953 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7954 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7955 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7956 count <= 0 as a no-op, and shift count >= width by copying zero
7957 or sign bit to all bits of the result.
7958 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7959 count, with attribute "length" set to 0 and "cc" set to "none".
7961 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7963 * doc/invoke.texi: Document -mTLS.
7965 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7966 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7967 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7968 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7969 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7970 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7971 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7972 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7974 * configure.ac: Check for a TLS capable gas.
7976 * configure: Regenerate.
7978 2005-01-26 Richard Henderson <rth@redhat.com>
7981 * combine.c (make_field_assignment): Simplify store to zero_extract
7982 from a source with an overlapping mask.
7984 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7986 2004-11-11 Eric Christopher <echristo@redhat.com>
7988 * config/frv/frv.md: Add fr400_integer automaton. Don't
7989 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7992 2005-01-26 Steven Bosscher <stevenb@suse.de>
7995 * cfgbuild.c (make_edges): Do not clear or set
7996 current_function_has_computed_jump.
7997 * function.h (struct function): Remove the has_computed_jump field.
7998 (current_function_has_computed_jump): Do not define.
7999 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8000 in a computed jump. Ignore current_function_has_computed_jump.
8002 2005-01-26 Richard Henderson <rth@redhat.com>
8005 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8006 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8008 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8009 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8010 objects into static storage if they have more than one non-zero value.
8011 * tree.h (categorize_ctor_elements): Update decl.
8013 2005-01-26 Steven Bosscher <stevenb@suse.de>
8016 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8017 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8018 to this function from 2004-07-10.
8019 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8020 the current function for tail call optimizations if the address
8021 of one of it its arguments is taken.
8023 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8025 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8027 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8029 * function.c (expand_function_end): If current_function_calls_alloca,
8030 emit stack restore in a place that is reached when the function falls
8033 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8035 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8036 rule to avoid matching inappropriate suffix rule.
8038 2005-01-26 Jan Hubicka <jh@suse.cz>
8040 PR tree-optimization/19241
8041 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8043 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8045 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8046 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8048 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8049 <sim*>: Always use crt1.o, regardless of N in simN.
8050 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8051 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8052 (CRT_CALL_STATIC_FUNCTION): Remove.
8053 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8054 use crt1.o, regardless of N in simN.
8055 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8056 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8057 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8058 case isystem setting.
8059 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8061 2005-01-25 Ian Lance Taylor <ian@airs.com>
8063 * gimple-low.c (block_may_fallthru): Correct handling of
8064 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8066 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8068 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8069 handlers to match indentation; nested under the mtune=* handler.
8070 Similar for mcpu= and march=.
8072 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8074 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8075 * config/mips/linux64.h (LIB_SPEC): Likewise.
8076 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8077 * config/sh/linux.h (LIB_SPEC): Likewise.
8079 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8081 * config/frv/frv.c (frv_legitimize_tls_address): New.
8082 (TARGET_HAVE_TLS): Define.
8083 (FRV_SYMBOL_REF_TLS_P): Define.
8084 (frv_override_options): Handle new register classes.
8085 (frv_legitimate_address_p): Reject tls addresses.
8086 (frv_legitimize_address): Handle TLS addresses.
8087 (gen_inlined_tls_plt): New.
8089 (frv_legitimize_tls_address): New.
8090 (unspec_got_name): Add TLS entries.
8091 (got12_operand): Add R_FRV_TLSMOFF12 case.
8092 (frv_emit_move): Fixup TLS addresses.
8093 (frv_emit_movsi): Legitimize TLS addresses.
8095 * config/frv/frv.h (MASK_BIG_TLS): New.
8096 (TARGET_BIG_TLS): New.
8097 (HAVE_AS_TLS): Define.
8098 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8099 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8100 (REG_CLASS_NAMES): Same.
8101 (REG_CLASS_CONTENTS): Same.
8102 (CONSTRAINT_LEN): New.
8103 (REG_CLASS_FROM_CONSTRAINT): New.
8104 (PREDICATE_CODES): Add symbolic_operand.
8106 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8107 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8108 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8109 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8110 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8111 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8112 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8113 GR9_REG, GR14_REG, LRREG.
8114 (type): Add load_or_call attribute.
8115 ("load_or_call"): New reservation.
8116 ("call_gettlsoff"): New.
8117 ("tls_indirect_call"): New.
8118 ("tls_load_gottlsoff12"): New.
8119 ("tlsoff_hilo"): New.
8120 ("tls_tlsdesc_ldd"): New.
8121 ("tls_tlsoff_ld"): New.
8124 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8126 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8128 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8129 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8130 * config/frv/frv.c (TLS_BIAS): Define.
8131 (frv_output_dwarf_dtprel): New.
8133 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8135 PR rtl-optimization/19579
8136 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8137 both A and B, see if they don't clobber registers the other expr uses.
8139 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8141 * real.c (do_add): Initialize signalling and canonical members.
8143 * real.c (real_from_integer): Zero out destination.
8145 2005-01-18 Jan Hubicka <jh@suse.cz>
8147 PR tree-optimize/19337
8148 * tree-inline.c (initialize_inlined_parameters): Copy
8149 saved_static_chain_decl only.
8151 2005-01-25 Richard Henderson <rth@redhat.com>
8155 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8156 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8157 80387 enabled, to return a proper subclass. Return the subset that
8158 overlaps with GENERAL_REGS for PLUS.
8159 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8161 2005-01-25 Richard Henderson <rth@redhat.com>
8164 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8166 2005-01-25 Roger Sayle <roger@eyesopen.com>
8168 * expmed.c (choose_multiplier): Change interface to return the
8169 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8170 (expand_divmod): Update calls to choose_multiplier.
8172 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8175 * expmed.c (extract_bit_field): Use adjust_address instead of
8176 gen_lowpart when op0 is a MEM.
8178 2005-01-24 Steven Bosscher <stevenb@suse.de>
8180 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8182 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8184 * config/mips/irix-csr.c: New file.
8185 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8186 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8187 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8190 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8193 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8194 sparc/elf.h, add sparc/sp-elf.h.
8195 (sparc-*-rtems*): Likewise.
8196 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8197 tm-dwarf2.h, add sparc/sp-elf.h.
8198 (sparc86x-*-elf): Likewise.
8199 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8200 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8201 TARGET_OS_CPP_BUILTINS.
8202 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8203 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8205 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8206 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8207 (SWITCH_TAKES_ARG): Likewise.
8208 (LOCAL_LABEL_PREFIX): Likewise.
8209 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8210 (TARGET_N_FORMAT_TYPES): Delete.
8211 (TARGET_FORMAT_TYPES): Likewise.
8212 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8213 * config/sparc/elf.h: Delete.
8214 * config/sparc/sp-elf.h: New file.
8216 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8218 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8219 * tree-flow.h: Remove the corresponding prototype.
8220 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8221 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8223 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8226 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8227 for AIX ABI or ELF -fPIC.
8228 (rs6000_emit_load_toc_table): Don't create toc_section here.
8229 (rs6000_xcoff_file_start): Nor here.
8231 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8233 * sh.c (ra.h): Don't #include.
8234 (hard_regs_intersect_p): New function, resurrected from ra.c.
8236 * sh.c: Fix 1996 Copyright.
8238 2005-01-24 Richard Henderson <rth@redhat.com>
8239 Aldy Hernandez <aldyh@redhat.com>
8241 * regrename.c (note_sets): Handle subregs.
8243 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8246 * genconditions.c (write_header, write_conditions): Elide file if
8249 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8251 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8252 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8255 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8257 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8258 expand_builtin_printf, expand_builtin_fprintf,
8259 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8260 checking against POINTER_TYPE.
8261 (validate_arglist): Handle POINTER_TYPE code by checking
8264 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8266 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8268 (for_each_rtx): Call for_each_rtx_1.
8269 * rtl.h (init_rtlanal): Declare.
8270 * toplev.c (backend_init): Call init_rtlanal.
8272 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8274 * flow.c (propagate_one_insn): Formatting.
8277 * flow.c (libcall_dead_p): Be more conservative if unsure.
8278 If there are any instructions between insn and call, see if they are
8279 all dead before saying the libcall is dead.
8281 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8283 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8284 operand constraint for operand 0.
8286 2005-01-23 Richard Henderson <rth@redhat.com>
8289 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8290 edges leading to join block.
8292 2005-01-23 Roger Sayle <roger@eyesopen.com>
8294 * expmed.c (expand_mult_highpart): Make static. Change type of
8295 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8296 (expand_divmod): Updates calls to expand_mult_highpart by using
8297 gen_int_mode to pass a CONST_INT rtx.
8298 * rtl.h (expand_mult_highpart): Remove prototype.
8300 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8302 * flow.c (regset_bytes, regset_size): Remove.
8304 * cfganal.c: Fix a reference to Harvey's paper.
8306 2005-01-23 Steven Bosscher <stevenb@suse.de>
8308 PR rtl-optimization/19464
8309 * tree-optimize.c (init_tree_optimization_passes): Add one more
8310 copyrename pass just before out-of-ssa.
8312 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8315 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8316 * ggc-none.c (ggc_free): Define.
8318 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8320 * cse.c (max_reg, max_insn_uid): Remove.
8321 (cse_main): Don't access max_reg or max_insn_uid.
8323 * c-common.c (explicit_flag_signed_bitfields,
8324 lang_statement_code_p, lang_expand_function_end): Remove.
8325 * c-common.h: Remove the corresponding declarations.
8326 * c-opts.c (c_common_handle_option): Remove all write access
8327 to explicit_flag_signed_bitfields.
8329 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8330 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8331 * cgraph.h: Remove the corresponding declaration.
8333 * gcse.c (null_pointer_info): Remove.
8335 2005-01-23 Roger Sayle <roger@eyesopen.com>
8336 Eric Botcazou <ebotcazou@libertysurf.fr>
8338 * combine.c (simplify_logical): Only simplify logical expressions
8339 of the form ior(and(x,y),z) by the inverse distributive law if the
8340 result is cheaper than the original.
8342 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8344 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8345 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8346 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8347 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8348 config/freebsd-spec.h, config/arm/arm.h,
8349 config/h8300/h8300.md, config/i386/i386.md,
8350 config/i386/predicates.md, config/i386/sse.md,
8351 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8352 config/vax/vax.md: Fix comment typos. Follow spelling
8355 2005-01-23 Steven Bosscher <stevenb@suse.de>
8357 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8358 tests, instead of `less than'.
8360 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8362 * function.c (assign_parm_setup_block): When creating a new stack slot
8363 for a parameter, get its alignment from the parameter's DECL_ALIGN
8364 rather than the type's TYPE_ALIGN. Make sure that the parameter
8365 is at least word aligned.
8367 2005-01-22 Roger Sayle <roger@eyesopen.com>
8370 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8372 2005-01-22 Richard Henderson <rth@redhat.com>
8375 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8376 in both compare operands.
8377 (movdfcc_1_sse_max): Likewise.
8378 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8379 (movdfcc_1_sse): Likewise.
8380 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8381 scratch register as needed.
8383 2005-01-22 Richard Henderson <rth@redhat.com>
8385 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8387 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8389 2005-01-22 Richard Henderson <rth@redhat.com>
8391 * genopinit.c (optabs): Use smin/smax for floating point too.
8392 * doc/md.texi: Update to match. Clarify that floating point
8393 results are undefined for +0/-0 and NaN.
8394 * doc/rtl.texi: Likewise.
8395 * rtl.def (SMIN, SMAX): Likewise
8396 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8398 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8399 leading 's' to the name.
8400 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8401 smaxxf3, sminxf3): Likewise.
8402 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8405 2005-01-22 Paul Brook <paul@codesourcery.com>
8407 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8409 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8411 * config/s390/s390.c (struct processor_costs): New fields
8412 dlgr, dlr, dr, dsgfr, dsgr.
8413 (z900_cost, z990_cost): Values for new fields.
8414 (s390_rtx_costs): New cases MEM und COMPARE in switch
8415 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8416 DIV, MOD, UDIV, UMOD.
8418 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8420 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8421 into the register being decremented.
8422 ("doloop_si31", "doloop_di"): Likewise.
8423 ("*doloop_si_long"): Adapt pattern.
8425 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8427 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8429 (CLASS_MAX_NREGS): Likewise.
8431 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8433 * doc/tree-ssa.texi (Statement Operands): Add example for new
8434 must-def macro. Note deprecation of old operands interface.
8436 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8438 PR tree-optimization/19484
8439 * tree-cfg.c (remove_fallthru_edge): New function.
8440 (cleanup_control_flow): Remove fallthru edges from calls that are
8441 now known not to return.
8443 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8445 Fix PR tree-optimization/19038
8446 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8447 copies with loop variant ones.
8449 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8451 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8452 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8453 config/alpha/alpha.md, config/alpha/predicates.md,
8454 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8455 config/sparc/sol2.h: Update copyright.
8457 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8458 first label to see if it is a nonlocal label.
8460 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8461 Andrew Pinski <pinskia@physics.uc.edu>
8464 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8465 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8467 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8469 * config/rs6000/rtems.h: Update copyright.
8471 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8474 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8475 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8476 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8478 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8481 * c-typeck.c (convert_arguments): Check for error_mark_node.
8483 2005-01-21 Ian Lance Taylor <ian@airs.com>
8485 PR tree-optimization/13000
8486 * tree-inline.c: Include "tree-flow.h".
8487 (expand_call_inline): If warn_return_type, warn if non-void inline
8488 function falls through.
8489 * tree-cfg.c (execute_warn_function_return): Don't warn about
8490 control reaching end if TREE_NO_WARNING is set. Set
8492 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8494 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8495 branch if we don't need one.
8496 * c-typeck.c: Include "tree-flow.h"
8497 (c_finish_bc_stmt): Don't add a goto if the current statement
8498 list doesn't fall through to the current point.
8500 2005-01-21 Roger Sayle <roger@eyesopen.com>
8502 PR rtl-optimization/576
8503 * real.c (real_arithmetic): Change return type from void to bool
8504 to return an indication that the result may be inexact.
8505 * real.h (real_arithmeric): Update prototype.
8506 * fold-const.c (const_binop): Don't constant fold floating
8507 point expressions when the user specifies -frounding-math and
8508 the result may depend upon the run-time rounding mode.
8509 (fold_convert_const_real_from_real): Clean-up.
8510 (fold_initializer): Ignore flag_rounding_math for initializers.
8511 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8512 constant fold FP operations with flag_rounding_math if the
8513 result may depend upon the run-time rounding mode.
8515 2005-01-21 Tom Tromey <tromey@redhat.com>
8517 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8519 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8521 * tree-cfg.c: Fix comment typos.
8523 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8525 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8526 around the call to rest_of_handle_branch_target_load_optimize.
8528 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8530 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8531 (sparc64-*-openbsd*): Likewise.
8532 (sparclite-*-elf*): Include tm-dwarf2.h.
8533 (sparc86x-*-elf*): Likewise.
8534 (sparc64-*-elf*): Likewise.
8535 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8536 (DBX_DEBUGGING_INFO): Likewise.
8537 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8538 (PREFERRED_DEBUGGING_TYPE): Likewise.
8539 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8540 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8541 (PREFERRED_DEBUGGING_TYPE): Likewise.
8542 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8543 (PREFERRED_DEBUGGING_TYPE): Likewise.
8544 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8546 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8549 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8551 2005-01-20 Paul Brook <paul@codesourcery.com>
8553 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8555 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8557 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8558 label is first in a sequence of labels.
8560 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8562 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8563 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8565 * doc/sourcebuild.texi (Test Directives): New.
8567 2005-01-20 Roger Sayle <roger@eyesopen.com>
8569 * real.c (real_floor): Don't leave the result uninitialized when
8570 mode is VOIDMode, but return the unrounded intermediate value.
8571 (real_ceil): Likewise.
8573 2005-01-20 Paul Brook <paul@codesourcery.com>
8575 * config/arm/arm.md (insv): Use gen_int_mode.
8577 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8579 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8580 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8581 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8582 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8583 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8585 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8588 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8589 fbreg, so we have to assume we can't.
8590 (loc_descriptor_from_tree_1): Ditto.
8591 (containing_function_has_frame_base): New function.
8592 (add_location_or_const_value_attribute): Use it.
8593 Also try to generate a frame_base from a single element location
8596 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8598 PR tree-optimization/15349
8599 * timevar.def (TV_TREE_MERGE_PHI): New.
8600 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8602 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8603 calls to tree_forwarder_block_p.
8604 (remove_forwarder_block_with_phi, merge_phi_nodes,
8605 gate_merge_phi, pass_merge_phi): New.
8606 * tree-optimize.c (init_tree_optimization_passes): Add
8608 * tree-pass.h: Add an extern for pass_merge_phi;
8610 2005-01-20 Richard Henderson <rth@redhat.com>
8613 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8614 (_mm_castps_pd, _mm_castps_si128): New.
8615 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8617 2005-01-20 Richard Henderson <rth@redhat.com>
8620 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8621 __builtin_ia32_vec_init_v2si.
8622 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8623 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8624 (ix86_init_mmx_sse_builtins): Create it.
8625 (ix86_expand_builtin): Expand it.
8626 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8627 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8628 (vec_extractv2si_0, vec_extractv2si_1): New.
8630 2005-01-20 Richard Henderson <rth@redhat.com>
8633 * config/i386/i386.c (ix86_expand_push): New.
8634 * config/i386/mmx.md (push<MMXMODE>1): New.
8635 * config/i386/sse.md (push<SSEMODE>1): New.
8636 * config/i386/i386-protos.h: Update.
8638 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8640 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8643 2005-01-20 Richard Henderson <rth@redhat.com>
8645 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8646 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8648 2005-01-19 Richard Henderson <rth@redhat.com>
8651 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8652 to V4SFmode in SSE1 fallback load path.
8654 2005-01-19 Richard Henderson <rth@redhat.com>
8656 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8657 in QImode expansion to ix86_expand_vector_set.
8658 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8660 2005-01-19 Richard Henderson <rth@redhat.com>
8663 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8664 subclass of the input class.
8665 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8666 Always true for cross-SSE1 classes. Rationalize conditionals.
8667 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8668 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8669 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8670 (movdi_2): Add MMX/SSE zeros.
8671 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8672 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8673 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8674 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8675 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8676 (zero_extendsidi2_rex64_1): Remove.
8677 (MOV0 peephole): Check GENERAL_REG_P.
8679 2005-01-19 Richard Henderson <rth@redhat.com>
8682 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8684 (ix86_expand_vector_extract): Likewise.
8686 2005-01-19 Richard Henderson <rth@redhat.com>
8689 * expr.c (emit_move_change_mode): New argument force; use
8690 simplify_gen_subreg if true.
8691 (emit_move_via_alt_mode): Merge into ...
8692 (emit_move_via_integer): ... here.
8693 (emit_move_ccmode): Use emit_move_change_mode directly.
8695 2005-01-19 Richard Henderson <rth@redhat.com>
8698 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8699 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8700 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8702 (alpha_emit_set_const): Likewise. Make static.
8703 (alpha_emit_set_long_const): Make static.
8704 (alpha_extract_integer): Split out from alpha_expand_mov.
8705 (alpha_split_const_mov): Likewise.
8706 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8707 (alpha_legitimate_constant_p): New.
8708 * config/alpha/alpha-protos.h: Update.
8709 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8710 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8711 * config/alpha/alpha.md (movsi): Add n alternative.
8712 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8713 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8714 (splitters for all of the above): Use alpha_split_const_mov.
8715 * config/alpha/predicates.md (non_add_const_operand): New.
8716 (non_zero_const_operand): New.
8717 (input_operand): Use alpha_legitimate_constant_p after reload.
8719 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8721 PR tree-optimization/19038
8722 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8723 (add_candidate): Add ivs with increment in latch only if
8724 allow_ip_end_pos_p is true.
8725 (determine_iv_cost): Use empty_block_p.
8727 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8729 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8730 (compute_dominance_frontiers): Ditto.
8732 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8735 * config/sh/t-rtems: New.
8736 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8738 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8740 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8741 the offset of the selected field.
8743 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8745 * tree-cfg.c (remove_forwarder_block): Fix the check to
8746 prevent a nonlocal label from appearing in the middle of a
8749 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8751 PR rtl-optimization/19462
8752 * reorg.c (find_end_label): Create return insn only if
8753 current_function_epilogue_delay_list is empty.
8755 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8757 * doc/passes.texi: Remove paragraph mentioning new-ra.
8759 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8761 PR rtl-optimization/15139
8762 * combine.c: Include params.h.
8763 (count_rtxs): New function.
8764 (record_value_for_reg): If replace_rtx would replace at least
8765 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8766 (clobber (const_int 0)) instead of TEM.
8767 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8768 * params.h (MAX_LAST_VALUE_RTL): New.
8769 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8770 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8773 * c-typeck.c (digest_init): Only call build_vector if all constructor
8774 elements are *_CST nodes.
8775 * gimplify.c (gimplify_init_constructor): Likewise.
8778 * c-typeck.c (digest_init): Only call build_vector if inside_init
8781 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8783 * toplev.c (init_asm_output): Remove dead #ifdef.
8785 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8787 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8789 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8791 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8792 accessing DECL_FUNCTION_CODE.
8793 * dojump.c (do_jump): Likewise.
8794 * gimplify.c (gimplify_call_expr): Likewise.
8795 * predict.c (expr_expected_value): Likewise.
8796 (strip_builtin_expect): Likewise.
8797 * tree-inline.c (estimate_num_insns_1): Likewise.
8798 * tree-ssa-loop-im.c (stmt_cost): Likewise
8799 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8800 (tree_expr_nonnegative_p): Likewise.
8802 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8804 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8805 variant of the load_pcrel_sym pattern.
8806 * config/sparc/sparc.md (P macro): Move to the top.
8807 (load_pcrel_sym): Macroize using P.
8808 (save_register_window): Likewise.
8810 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8812 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8815 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8818 * c-typeck.c (build_asm_expr): Strip nops off
8819 input memory operands.
8821 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8823 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8824 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8825 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8826 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8828 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8831 * config/i386/i386.c (override_options): If the 80387 is disabled,
8832 then do not return FP values using FP registers.
8834 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8836 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8837 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8838 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8839 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8840 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8841 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8842 output.h, postreload-gcse.c, postreload.c, recog.c,
8843 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8844 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8845 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8846 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8847 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8848 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8849 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8850 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8852 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8853 config/alpha/alpha.c, config/arm/vfp.md,
8854 config/i386/emmintrin.h, config/i386/i386-modes.def,
8855 config/i386/i386-protos.h, config/i386/i386.h,
8856 config/i386/pmmintrin.h, config/i386/ppro.md,
8857 config/i386/predicates.md, config/i386/xmmintrin.h,
8858 config/i860/i860.c, config/ia64/ia64-modes.def,
8859 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8860 config/ia64/ia64.md, config/ia64/itanium1.md,
8861 config/ia64/itanium2.md, config/ia64/predicates.md,
8862 config/iq2000/iq2000.h, config/mips/linux64.h,
8863 config/rs6000/aix41.h, config/rs6000/aix43.h,
8864 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8865 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8866 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8867 config/sparc/linux64.h, config/sparc/litecoff.h,
8868 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8869 config/sparc/sparc.h, config/sparc/sparc.md,
8870 config/sparc/sysv4-only.h: Update copyright.
8872 2005-01-18 Richard Henderson <rth@redhat.com>
8875 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8877 2005-01-18 Marc Espie <espie@openbsd.org>
8878 * config/i386/openbsdelf.h: Typo.
8880 2005-01-18 Richard Henderson <rth@redhat.com>
8882 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8883 special case for sse.
8884 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8886 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8888 * tree-inline.c (estimate_num_insns_1): Added cases for
8889 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8891 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8893 PR rtl-optimization/19296
8894 * combine.c (simplify_comparison): Rewrite the condition under
8895 which a non-paradoxical SUBREG of a PLUS can be lifted when
8896 compared against a constant.
8898 2005-01-18 Andi Kleen <ak@muc.de>
8900 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8901 * c.opt (-Wpointer-sign): Add.
8902 * doc/invoke.texi: (-Wpointer-sign): Add.
8904 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8906 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8907 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8908 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8909 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8910 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8911 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8912 for TARGET_MIX_SSE_I387.
8913 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8914 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8915 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8916 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8917 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8918 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8919 TARGET_MIX_SSE_I387.
8920 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8923 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8926 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8927 Add movaps alternative for xmm reg->reg move.
8929 2005-01-17 Jeff Law <law@redhat.com>
8931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8932 at the end of the main DOM loop rather than just before DOM exits.
8934 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8936 PR tree-optimization/19121
8937 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8938 adding aliases to a name tag, also add them to the pointer's
8940 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8941 sensitive alias info at all. Only check that the two pointers
8942 have compatible pointed-to sets.
8943 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8944 a pointer's type tag is a superset of the alias set of the
8947 2005-01-17 James E Wilson <wilson@specifixinc.com>
8950 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8951 comment to document why.
8953 2005-01-17 Richard Henderson <rth@redhat.com>
8955 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8956 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8957 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8958 sse2_vmsminv2df3_finite): New.
8959 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8960 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8961 Force op1 into register.
8963 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8965 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8966 bubblestrap from always rebuilding build directory.
8968 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8970 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8971 ("*cmpmem_short"): Likewise.
8973 2005-01-17 Steven Bosscher <stevenb@suse.de>
8975 * basic-block.h: Document BB_* flags.
8976 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8977 use an sbitmap instead.
8978 * sched-rgn.c (compute_trg_info): Likewise.
8980 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8982 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8983 redundant target_cpu_default and extra_parts lines. Use the default
8985 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8986 (SUBTARGET_EXTRA_SPECS): Delete.
8987 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8988 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8989 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8990 and "n32" for -mabi=n32.
8992 2005-01-17 Ian Lance Taylor <ian@airs.com>
8995 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8996 fold constant variables into initial values.
8998 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9000 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9002 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9003 through the statements backward.
9005 2005-01-17 Ian Lance Taylor <ian@airs.com>
9007 PR middle-end/13127:
9008 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9009 a variable set to the return value of the inlined function.
9011 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9013 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9014 when modes are tieable.
9016 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9018 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9019 of pthread_create to find out if threads are enabled.
9020 * gthr-posix95.h (__gthread_active_p): Likewise.
9022 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9024 * common.opt (-fnew-ra): Remove.
9026 * toplev.h (flag_new_regalloc): Remove.
9027 * Makefile.in (ra*.*): Don't mention.
9028 * passes.c (rest_of_handle_new_regalloc): Remove.
9029 (rest_of_handle_combine, rest_of_compilation): Always consider
9030 flag_new_regalloc as false.
9031 * doc/invoke.texi: Don't document -fnew-ra.
9033 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9035 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9036 last parameter to reg_scan.
9037 * loop.c (loop_optimize): Likewise.
9038 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9039 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9040 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9041 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9042 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9043 * regclass.c (reg_scan): Likewise, for the declaration.
9044 * rtl.h (reg_scan): Likewise, for the prototype.
9046 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9049 mark_dfs_back_edges.
9051 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9053 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9054 (compute_avail): Uses don't go in tmp_gen.
9056 2005-01-16 Steven Bosscher <stevenb@suse.de>
9058 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9059 loop to look for a free slot in a page entry.
9061 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9064 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9065 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9066 just before targetm.asm_out.file_end.
9067 * tree.h (process_pending_assemble_output_defs): Declare.
9068 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9070 (assemble_alias): Defer generation of assembly code for defines when
9071 TARGET_DEFERRED_OUTPUT_DEFS is true.
9072 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9073 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9074 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9076 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9079 * pa.c (pa_scalar_mode_supported_p): New function.
9080 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9081 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9083 * pa-protos.h (prefetch_operand): Delete.
9084 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9085 * pa.c (prefetch_operand): Delete.
9086 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9087 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9088 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9089 and prefetch_nocc_operand.
9090 * pa.md (prefetch): Rework to avoid reload problems handling short
9091 displacements when a cache control completer needs to be provided.
9092 (prefetch_32, prefetch_64): Delete.
9093 (prefetch_cc, prefetch_nocc): New patterns.
9095 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9097 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9099 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9102 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9103 exceeds maximum alignment for global common data.
9104 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9105 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9107 2004-01-15 Roger Sayle <roger@eyesopen.com>
9109 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9111 2004-01-15 Roger Sayle <roger@eyesopen.com>
9113 * harg-reg-set.h (reg_class_names): Prototype global array.
9114 * regclass.c (reg_class_names): Declare here and initialize to
9116 (dump_regclass): Remove local declaration of reg_class_names.
9117 (regclass): Likewise.
9118 * cfg.c (dump_flow_info): Likewise.
9119 * ra-debug.c (reg_class_names): Likewise.
9120 * regrename.c (reg_class_names): Likewise.
9121 * reload.c (reg_class_names): Likewise.
9122 * reload1.c (spill_failure): Likewise.
9123 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9125 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9127 * config/s390/s390.md ("reload_outti"): Remove predicate for
9128 output operand. Abort if operand is not a MEM.
9129 ("reload_outdi", "reload_outdf"): Likewise.
9131 2005-01-15 Marc Espie <espie@openbsd.org>
9133 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9134 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9135 * config/openbsd.h: Fix C++ includes for native configurations.
9136 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9137 Add trampoline support.
9138 * config/i386/openbsdelf.h: New.
9140 2005-01-15 Marc Espie <espie@openbsd.org>
9142 * collect2.c (main): Explicitly parse -dynamic-linker option.
9144 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9146 PR tree-optimization/19060
9147 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9148 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9149 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9150 and handle extract_range_from_cond returning false.
9151 * fold-const.c (fold): Optimize comparisons with min/max even for
9152 width > HOST_BITS_PER_WIDE_INT.
9154 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9156 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9157 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9158 Remove little endian multilib variants.
9159 Add mips32 multilib variant.
9161 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9163 * explow.c (copy_all_reg, stabilize): Remove.
9164 * expr.h: Remove the corresponding prototypes.
9166 * rtlanal.c (regs_set_between_p): Remove.
9167 * rtl.h: Remove the corresponding prototype.
9169 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9171 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9172 to rs6000_nonimmediate_operand.
9173 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9174 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9175 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9176 rs6000_nonimmediate_operand.
9177 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9178 rs6000_nonimmediate_operand.
9180 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9182 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9184 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9186 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9188 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9189 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9191 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9192 (rs6k_nonimmediate_operand): New.
9193 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9195 (legitimate_lo_sum_address_p): Same.
9196 (rs6000_legitimize_address): Same.
9197 (rs6000_legitimize_reload_address): Same.
9198 (rs6000_legitimate_address): Same.
9199 (spe_build_register_parallel): Pass DF and DC modes in a DI
9202 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9203 to rs6k_nonimmediate_operand.
9205 * config/rs6000/spe.md ("*frob_df_di"): New.
9206 ("*frob_di_df"): New.
9207 ("*frob_di_df_2"): New.
9208 ("*mov_sidf_e500_subreg0"): New.
9209 ("*mov_sidf_e500_subreg4"): New.
9210 ("*movdf_e500_double"): Change predicate to
9211 rs6k_nonimmediate_operand.
9213 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9215 * postreload.c (move2add_note_store): Only call
9216 trunc_int_for_mode on scalar integers.
9218 2005-01-14 Steven Bosscher <stevenb@suse.de>
9220 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9221 replace BB_VISITED uses.
9222 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9223 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9224 (tree_dce_done): Free visited_control_parents.
9225 (perform_tree_ssa_dce): Allocate and clear it.
9226 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9227 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9228 instead of BB_VISITED.
9230 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9232 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9233 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9234 Remove unused prototypes.
9236 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9238 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9239 64-bit register usage.
9240 (spe_func_has_64bit_regs_p): Add FIXME note.
9242 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9244 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9245 flag_finite_math_only with flag_unsafe_math_optimizations.
9247 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9249 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9251 (__tpf_eh_return): Copy TPF private stack area from the module
9252 boundary stack frame. Add check for when module addresses are
9253 equal, but no stub address is found.
9255 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9258 * arm.h (struct machine_function): Add call_via field.
9259 (thumb_call_via_label): Declare.
9260 * arm.c (thumb_call_via_label): New variable.
9261 (thumb_call_reg_needed): New variable.
9262 (arm_output_function_epilogue): For Thumb code, output any per-function
9263 call-indirect trampolines.
9264 (thumb_call_via_reg): New function.
9265 (arm_file_end): New function.
9266 (TARGET_ASM_FILE_END): Call arm_file_end.
9267 (aof_file_end): Likewise.
9268 * arm-protos.h (thumb_call_via_reg): Declare.
9269 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9270 thumb_call_via_reg in normal case.
9272 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9275 PR rtl-optimization/19348
9276 * recog.c (peephole2_optimize): Do global life update if some peephole
9277 decides it doesn't need at least one of its inputs and that change
9278 influences liveness at the start of the basic block.
9280 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9281 arguments instead of 1.
9283 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9286 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9287 zero for nested functions needing a static chain or functions
9288 with a non-constant address.
9290 2005-01-13 Roger Sayle <roger@eyesopen.com>
9292 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9293 (and (sign_extend X) C) into (zero_extend (and X C)).
9295 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9297 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9299 2005-01-13 Richard Henderson <rth@redhat.com>
9304 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9305 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9306 not just TARGET_SSE.
9307 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9308 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9309 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9310 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9311 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9312 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9313 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9314 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9315 (movdicc_c_rex64): Rename with '*'.
9316 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9317 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9318 (movsfcc_1_387): Rename from movsfcc_1.
9319 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9320 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9321 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9322 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9323 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9324 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9325 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9326 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9327 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9328 sse_movdfcc_const0_4): Remove.
9329 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9330 recognize min/max early. Update for changed sse cmove patterns.
9331 (ix86_split_sse_movcc): New.
9332 * config/i386/i386-protos.h: Update.
9334 2005-01-13 Steven Bosscher <stevenb@suse.de>
9336 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9337 (fix_stmt_v_may_defs): Likewise.
9339 2005-01-13 Richard Henderson <rth@redhat.com>
9341 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9342 for converting the mask.
9344 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9346 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9349 2005-01-13 Richard Henderson <rth@redhat.com>
9351 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9352 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9353 IX86_BUILTIN_MOVDQ2Q): Remove.
9354 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9355 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9356 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9358 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9359 (sse2_pextrw): Fix immediate constraint.
9360 (sse2_loadq, sse2_loadq_rex64): Remove.
9361 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9362 Use __builtin_ia32_vec_ext_<size>.
9363 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9365 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9367 * function.c (assign_parm_setup_block): Look inside original
9368 entry_parm when inspecting PARALLEL.
9370 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9371 Joel Sherrill <joel@oarcorp.com>
9374 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9375 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9376 rtems_gxx_recursive_mutex_init.
9377 (__gthread_recursive_mutex_lock): New function.
9378 (__gthread_recursive_mutex_trylock): Likewise.
9379 (__gthread_recursive_mutex_unlock): Likewise.
9381 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9383 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9385 2005-01-13 Jan Beulich <jbeulich@novell.com>
9387 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9388 (ashrti3_internal): Indicate output is early clobber. Generate result
9389 into output rather than first input. Use move for low word of output
9390 if shift count is exactly 64.
9391 (lshrti3_internal): Likewise.
9393 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9397 * reload1.c (delete_output_reload): Don't delete an output reload
9398 if the pseudo lives longer than a single basic block. Adjust and
9399 improve wording of comment.
9401 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9404 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9405 of TYPE_SIZE where we mean the number of bytes.
9407 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9409 * function.c (assign_parm_setup_block): Relax condition on
9410 multi-register optimization.
9412 2005-01-12 Nick Clifton <nickc@redhat.com>
9414 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9415 an "in_delay_slot" attribute of "no" to prevent them being used in
9416 delay slots. This is forbidden because they might generate
9419 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9422 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9425 2005-01-12 Nick Clifton <nickc@redhat.com>
9427 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9428 passed on to GAS) but do not define, as GAS no longer supports or
9429 needs the -m2000 option.
9431 2005-01-11 Roger Sayle <roger@eyesopen.com>
9433 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9434 type as args of unprototyped builtins aren't automatically promoted.
9435 (fold_builtin_abs): Likewise.
9437 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9439 * Makefile.in: Set a `build-warn' variable.
9441 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9443 PR tree-optimization/17949
9444 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9445 (find_interesting_uses_address): Use it.
9447 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9449 * regrename.c (kill_value): Handle subreg's that won't simplify.
9451 2005-01-11 Richard Henderson <rth@redhat.com>
9454 * config/i386/i386.h (enum ix86_builtins): Move ...
9455 * config/i386/i386.c: ... here.
9456 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9457 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9458 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9459 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9460 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9461 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9462 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9463 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9464 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9465 IX86_BUILTIN_LOADDDUP): Remove.
9466 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9467 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9468 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9469 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9470 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9471 (ix86_init_builtins): Make static.
9472 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9473 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9474 if all the modes match. Otherwise, fake it.
9475 (get_element_number, ix86_expand_vec_init_builtin,
9476 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9477 (ix86_expand_builtin): Make static. Update for changed builtins.
9478 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9479 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9480 (ix86_expand_vector_init_duplicate): New.
9481 (ix86_expand_vector_init_low_nonzero): New.
9482 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9483 Split out from ix86_expand_vector_init; handle integer modes.
9484 (ix86_expand_vector_init): Use them.
9485 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9486 * config/i386/i386-protos.h: Update.
9487 * config/i386/predicates.md (reg_or_0_operand): New.
9488 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9489 (movv2sf_internal): Likewise. And a splitter to match them all.
9490 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9491 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9492 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9493 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9494 (mmx_pinsrw): Fix operand ordering.
9495 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9496 rather than sse_loadss expander.
9497 (movv2df splitter): Similarly.
9498 (sse_loadss, sse_loadlss): Remove.
9499 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9500 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9501 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9502 (sse3_movddup): Rename with '*'.
9503 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9504 (sse2_loadsd): Remove.
9505 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9506 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9507 (sse2_pinsrw): Fix argument ordering.
9508 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9509 (sse2_stored): Remove 'r' destination.
9510 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9511 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9512 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9513 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9514 vec_extractv16qi, vec_initv16qi): New.
9516 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9517 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9518 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9520 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9521 (_mm_load_si128, _mm_store_si128): Likewise.
9522 (_mm_load1_pd): Use _mm_set1_pd.
9523 (_mm_load_sd): Use _mm_set_sd.
9524 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9525 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9526 (_mm_set_epi64): Use _mm_set_epi64x.
9527 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9528 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9529 _mm_setr_epi8): Use _mm_set_foo form.
9530 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9531 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9532 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9533 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9534 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9535 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9536 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9537 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9538 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9539 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9540 (_mm_movedup_pd): Use _mm_shuffle_pd.
9541 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9542 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9543 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9544 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9546 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9547 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9548 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9549 (_mm_store_ps): Use raw dereference.
9550 (_mm_store1_ps): Use _mm_storeu_ps.
9551 (_mm_storer_ps): Use _mm_store_ps.
9552 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9553 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9555 2005-01-11 Stan Shebs <shebs@apple.com>
9557 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9558 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9560 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9563 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9564 Skip all DECLs except for FIELD_DECLs.
9566 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9568 * config/s390/s390.c (override_options): Return error if
9569 -mbackchain, -mpacked-stack and -mhard-float are used together.
9570 (s390_va_start): Remove the backchain && packed-stack special case.
9571 (s390_gimplify_va_arg): Likewise.
9572 * doc/invoke.texi: Remove the ABI incompatibility note.
9574 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9576 * config/s390/s390.c (struct s390_frame_layout): Remove
9578 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9579 save_backchain_p with TARGET_BACKCHAIN.
9581 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9584 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9585 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9586 * function.c (locate_and_pad_parm): Set new field.
9587 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9588 Tweak where_pad test to include "none". Always set mem align for
9590 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9591 not sufficient for type.
9592 (assign_parm_setup_block): If stack_parm is zero on entry, always
9593 make a new stack local. Block move old stack parm if necessary
9594 to new aligned stack local.
9595 (assign_parm_setup_stack): Use a block move to handle
9596 potentially misaligned entry_parm.
9597 (assign_parms_unsplit_complex): Specify required alignment when
9598 creating stack local.
9599 * calls.c (compute_argument_addresses): Override alignment of stack
9600 arg calculated from its type with the alignment given by
9601 FUNCTION_ARG_BOUNDARY.
9602 (store_one_arg): Likewise.
9604 2005-01-11 Jan Beulich <jbeulich@novell.com>
9606 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9607 Change respective itanium_class attribute to ialu.
9608 (shladdp4_internal): New.
9609 * config/ia64/predicates.md (shladd_log2_operand): New.
9611 2005-01-11 Richard Henderson <rth@redhat.com>
9613 * expr.c (store_constructor): Use rtvec_alloc instead of
9614 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9616 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9618 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9620 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9622 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9623 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9624 (TARGET_RWRELOC): Define.
9625 (ia64_rwreloc_section_type_flags): Delete.
9626 (ia64_section_type_flags): New function.
9627 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9628 (TARGET_RWRELOC): Define.
9630 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9633 * config/ia64/ia64.c (process_set): For alloc insn, only call
9634 process_epilogue is !frame_pointer_needed.
9636 2005-01-10 Roger Sayle <roger@eyesopen.com>
9639 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9640 unary operator and can't be treated as a binary/comparison operator.
9642 2005-01-10 Richard Henderson <rth@redhat.com>
9644 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9645 (ix86_return_in_memory): Likewise.
9646 (function_arg_advance): Likewise. Mirror structure in function_arg
9647 for choosing register to advance.
9649 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9651 * tree-vectorizer.c, tree.def: Fix comment typos.
9653 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9655 * config/s390/s390.c (struct processor_costs): 4 new fields:
9656 ddbr, ddr, debr, der.
9657 (s390_rtx_costs): More precise handling of divide instructions.
9659 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9661 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9663 2005-01-10 Jan Beulich <jbeulich@novell.com>
9665 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9666 names resulting from -ffunction-sections/-fdata-sections and linkonce
9668 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9669 based on the section name. Rearrange the section name comparison logic
9670 slightly so that each section name is compared against at most once.
9672 2005-01-10 Ben Elliston <bje@au.ibm.com>
9674 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9675 targets for which -fPIC reduces limitations on the GOT size.
9677 2005-01-09 Falk Hueffner <falk@debian.org>
9679 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9682 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9685 * collect2.c (main): Set aixrtl_flag for -brtl option.
9686 (resolve_lib_name): Search for .so file extension before .a
9689 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9691 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9692 (vect_analyze_data_refs_alignment): Add dump prints.
9694 2005-01-09 Ira Rosen <irar@il.ibm.com>
9696 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9697 expr_invariant_in_loop_p.
9698 Initialize outputs first thing in the function.
9699 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9700 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9701 (vect_analyze_pointer_ref_access): Check that the initial condition of
9702 the access function is loop invariant.
9704 2005-01-09 Richard Henderson <rth@redhat.com>
9706 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9707 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9708 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9709 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9710 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9711 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9712 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9713 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9714 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9715 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9716 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9717 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9718 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9719 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9720 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9721 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9722 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9723 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9724 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9725 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9726 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9727 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9728 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9730 (mmx_clrdi, pavgusb): Remove.
9731 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9732 with leading sse_ prefix.
9733 * config/i386/sse.md: Receive them.
9734 * config/i386/mmx.md: New file.
9735 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9736 (subrv2sf3): Turn into expander for normal subtraction.
9737 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9738 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9739 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9740 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9741 commutative; use ix86_binary_operator_ok.
9742 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9743 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9744 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9745 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9746 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9747 Macroize from existing patterns; use ix86_binary_operator_ok.
9748 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9749 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9750 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9751 with vec_select+vec_concat.
9752 (mmx_pshufw, mmx_pshufw_1): Likewise.
9753 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9754 (mmx_uavgv4hi3): Model correctly.
9755 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9756 _mm_xor_si64): Remove casts.
9758 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9760 PR tree-optimization/19224
9761 * tree-scalar-evolution.c (get_instantiated_value,
9762 set_instantiated_value): New functions.
9763 (instantiate_parameters_1): Cache the results.
9764 (instantiate_parameters, resolve_mixers): Initialize and free
9767 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9769 * config/i386/i386.md (addhi_4): Correct reference in comment.
9772 2005-01-08 Richard Henderson <rth@redhat.com>
9774 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9775 (_mm_cvtsi128_si64x): Likewise.
9776 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9777 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9778 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9779 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9780 * config/i386/i386-protos.h: Update.
9781 * config/i386/i386.c (print_operand): Add 'H'.
9782 (ix86_fixup_binary_operands): Split out from ...
9783 (ix86_expand_binary_operator): ... here.
9784 (ix86_fixup_binary_operands_no_copy): New.
9785 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9786 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9787 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9788 (safe_vector_operand): Use CONST0_RTX.
9789 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9790 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9791 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9792 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9794 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9795 (IX86_BUILTIN_CMPNGESS): New.
9796 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9797 (attr type): Add sselog1.
9798 (attr unit, attr memory): Handle it.
9799 (movti, movti_internal, movti_rex64): Move near other integer moves.
9800 (movtf, movtf_internal): Move near other fp moves.
9801 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9802 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9803 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9804 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9805 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9806 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9807 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9808 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9809 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9810 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9811 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9812 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9813 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9814 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9815 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9816 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9817 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9818 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9819 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9820 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9821 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9822 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9823 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9824 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9825 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9826 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9827 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9828 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9829 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9830 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9831 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9832 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9833 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9834 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9835 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9836 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9837 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9838 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9839 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9840 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9841 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9842 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9843 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9844 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9846 (SSEPUSH, push<SSEPUSH>): Remove.
9847 (MMXPUSH, push<MMXPUSH>): Remove.
9848 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9849 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9850 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9851 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9852 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9853 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9854 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9855 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9856 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9857 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9858 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9859 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9860 (ppro_sse_log_V4SF): Handle sselog1.
9861 * config/i386/predicates.md (const_0_to_1_operand): New.
9862 (const_0_to_255_mul_8_operand): New.
9863 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9864 (const_2_to_3_operand, const_4_to_7_operand): New.
9865 * config/i386/sse.md: New file.
9866 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9867 (sse_movups): Rename from sse_movups_1.
9868 (sse_loadlss): Rename from sse_loadss_1.
9869 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9871 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9872 (absv4sf2, negv2df, absv2df): New.
9873 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9874 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9875 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9876 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9877 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9878 (sse3_addsubv4sf3): Model correctly.
9879 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9880 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9881 (sse_movhlps): Model with vec_select+vec_concat.
9882 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9883 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9884 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9885 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9886 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9887 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9888 sse2_pshufhw_1): Likewise.
9889 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9890 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9891 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9892 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9893 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9894 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9895 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9896 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9897 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9898 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9899 sminv8hi3): Mark commutative
9900 operands. Use ix86_binary_operator_ok.
9901 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9902 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9903 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9904 sse2_punpcklqdq): Allow operand2 in memory.
9905 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9906 sse2_movsd): Add memory alternatives.
9907 (sse_storelps): Turn expander into an insn; split after reload.
9908 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9909 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9911 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9913 * configure.ac (DWARF-2 debug_line): Use objdump.
9914 * configure: Regenerate.
9916 2005-01-08 Jeff Law <law@redhat.com>
9917 Diego Novillo <dnovillo@redhat.com>
9919 PR tree-optimization/18241
9920 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9921 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9922 statements with volatile operands.
9923 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9924 operands after marking a statement with has_volatile_ops.
9926 2005-01-08 Roger Sayle <roger@eyesopen.com>
9928 * tree.c (int_fits_type_p): Always honor integer constant
9929 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9931 2005-01-08 Roger Sayle <roger@eyesopen.com>
9933 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9934 the latent bug in rtl_delete_block has been resolved.
9936 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9938 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9939 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9941 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9943 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9944 library as @multilib_dir@/$(SHLIB_SONAME).
9946 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9948 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9949 * configure: Regenerate.
9951 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9953 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9956 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9959 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9960 Convert non-word aligned offset address using ld/std into
9963 2005-01-07 Richard Henderson <rth@redhat.com>
9965 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9967 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9969 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9971 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9973 PR tree-optimization/19283
9974 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9975 is not shorter than the original type.
9977 PR rtl-optimization/19012
9978 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9980 PR rtl-optimization/18861
9981 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9982 (FULL_STATE): Define.
9983 (mark_tablejump_edge): New function.
9984 (purge_dead_tablejump_edges): New function.
9985 (find_bb_boundaries): Use it.
9987 PR tree-optimization/18828
9988 * builtins.c (expand_builtin_next_arg): Remove argument and all
9989 the argument checking.
9990 (expand_builtin): Adjust caller.
9991 (expand_builtin_va_start): Likewise. Remove error for too many
9993 (fold_builtin_next_arg): Issue error for too many arguments.
9994 After checking arguments, replace them with magic arguments that
9995 prevent further checking of the args.
9997 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9999 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10001 2005-01-06 Roger Sayle <roger@eyesopen.com>
10004 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10005 and %{.S:...} (and their negative variants) to test whether the
10006 input file is assembler or pre-processed-assembler independent of
10007 the actual filename extension.
10009 2005-01-06 Roger Sayle <roger@eyesopen.com>
10011 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10012 of sign or zero extended values.
10014 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10016 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10017 for IBM long double format correctly.
10019 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10021 Fix PR tree-optimization/18792
10023 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10024 to first_loop_depth, and use loop depth instead of loop number.
10025 (build_classic_dir_vector): Ditto.
10026 (compute_data_dependences_for_loop): Use depth, not loop number.
10027 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10028 number. Pass in loops, instead of loop numbers.
10029 (gather_interchange_stats): Ditto.
10030 (linear_transform_loops): Ditto.
10032 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10035 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10036 biv_fits_mode_p, extension_within_bounds_p): New functions.
10037 (check_ext_dependent_givs): Use them.
10039 2005-01-06 Roger Sayle <roger@eyesopen.com>
10041 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10042 more than one barrier, in which case we should delete them all.
10044 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10046 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10048 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10050 Fix PR middle-end/19286
10052 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10053 output this subprogram, simply ignore this attempt to do it again.
10054 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10055 origin attribute if it's not possible.
10056 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10057 (decls_for_scope): Ditto.
10058 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10059 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10061 2005-01-05 Richard Henderson <rth@redhat.com>
10064 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10065 (bdesc_2arg): Use it.
10066 (ix86_expand_binop_builtin): Force operands into registers
10068 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10069 ix86_expand_sse_compare, ix86_expand_sse_comi,
10070 ix86_expand_builtin): Likewise.
10072 2005-01-05 Richard Henderson <rth@redhat.com>
10074 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10076 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10077 (mulv4hi3): Set itanium_class mmmul.
10078 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10079 (fpack): Rename from fpack_sfsf.
10081 2005-01-05 Richard Henderson <rth@redhat.com>
10084 * reload1.c (do_input_reload): Restrict the optimization deleteing
10085 a previous output reload to RELOAD_FOR_INPUT.
10087 2005-01-05 Steven Bosscher <stevenb@suse.de>
10089 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10090 comment that we fall through after case.
10091 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10092 (distribute_links): Likewise.
10093 * cse.c (cse_insn): Likewise.
10094 * cselib.c (cselib_invalidate_mem): Likewise.
10095 * df.c: Update comments at the top of the file.
10096 (read_modify_subreg_p): Update comments here too.
10097 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10098 * flow.c (mark_set_1): Likewise.
10099 (mark_used_regs): Likewise.
10100 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10101 (canon_list_insert): Likewise.
10102 (mark_set): Likewise.
10103 (try_replace_reg): Likewise.
10104 (store_killed_in_insn): Likewise.
10105 * loop.c (count_one_set): Likewise.
10106 (basic_induction_var): Likewise.
10107 * postreload-gcse.c (find_mem_conflicts): Likewise.
10108 * postreload.c (reload_combine_note_store): Likewise.
10109 (move2add_note_store): Likewise.
10110 * reload.c (find_equiv_reg): Likewise.
10111 (mark_referenced_resources): Likewise.
10112 * rtlanal.c (set_noop_p): Likewise.
10113 (note_stores): Likewise.
10114 (note_uses): Likewise.
10115 * sched-deps.c (sched_analyze_1): Likewise.
10116 * sched-rgn.c (check_live_1): Likewise.
10117 (update_live_1): Likewise.
10118 * config/i860/i860.c: Likewise.
10120 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10122 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10124 * doc/rtl.texi: Update documentation for bit-fields and SET.
10126 2005-01-05 Roger Sayle <roger@eyesopen.com>
10128 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10130 2005-01-05 Jan Hubicka <jh@suse.cz>
10131 Richard Henderson <rth@redhat.com>
10134 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10137 2005-01-05 Richard Henderson <rth@redhat.com>
10140 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10141 (sse_shufps): Change operand 3 to const_int_operand.
10142 (sse2_storelps): Fix typo in template.
10143 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10144 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10145 (ix86_expand_builtin): Likewise.
10147 2005-01-05 Julian Brown <julian@codesourcery.com>
10149 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10150 as aggregates for AAPCS ABIs.
10152 2005-01-05 Stan Shebs <shebs@apple.com>
10154 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10155 Mach-O getters if ppc64.
10156 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10158 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10159 signed four-byte field for global code case.
10160 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10162 2005-01-05 Roger Sayle <roger@eyesopen.com>
10164 PR middle-end/19100
10165 * c-common.c: Include real.h.
10166 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10167 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10168 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10169 * Makefile.in (c-common.o): Update dependencies.
10171 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10173 * c-parse.in (asm_string): Add trailing semicolon.
10175 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10177 * c-parse.in (asm_string): New. Don't allow wide strings in
10179 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10180 asm_string instead of STRING.
10182 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10184 * c-typeck.c (constructor_no_implicit): Remove.
10185 (set_designator, process_init_element): Don't check
10186 constructor_no_implicit.
10188 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10189 Kaz Kojima <kkojima@gcc.gnu.org>
10192 * lcm.c (create_pre_exit): New.
10193 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10194 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10196 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10198 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10199 -msoft-float in target_float_switch.
10200 * arm.c (arm_override_options): Fix processing of target_float_switch.
10202 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10204 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10207 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10209 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10210 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10212 2005-01-04 Roger Sayle <roger@eyesopen.com>
10214 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10215 if deleting the then-block allows the test-block to fallthru to the
10218 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10221 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10222 after the full declaration if the are in two different TUs.
10224 2005-01-04 Richard Henderson <rth@redhat.com>
10227 * tree-sra.c (generate_one_element_init): Just
10228 call gimplify_and_add.
10229 (generate_element_init): Record the
10230 new referenced variables and mark them for renaming
10231 and split out to ...
10232 (generate_element_init_1): This.
10233 (scalarize_init): Don't call push_gimplify_context/
10234 pop_gimplify_context.
10236 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10238 * toplev.c (get_src_pwd): Handle failure of getpwd().
10240 2005-01-04 Roger Sayle <roger@eyesopen.com>
10242 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10244 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10245 all the cases handled by it are inverted by invert_truthvalue.
10247 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10249 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10250 (save_register_windowsi): Likewise.
10252 2005-01-04 Richard Henderson <rth@redhat.com>
10254 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10256 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10258 PR middle-end/17767
10259 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10260 any simplifications of vector mode comparison operators.
10261 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10263 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10264 Devang Patel <dpatel@apple.com>
10266 PR tree-optimization/18308
10267 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10268 the operands before creating a new expression.
10269 * dojump.c (do_jump): Make drop_through_label available
10270 for all cases. Add expansion of COND_EXPR.
10272 2005-01-04 Ira Rosen <irar@il.ibm.com>
10274 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10275 INTEGER_CST instead of TREE_CONSTANT.
10276 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10277 instead of TREE_CONSTANT.
10278 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10279 instead of TREE_CONSTANT.
10281 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10283 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10285 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10288 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10289 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10291 2005-01-03 Richard Henderson <rth@redhat.com>
10293 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10294 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10295 fold_convert_const_real_from_real): Split out from ...
10296 (fold_convert_const): ... here.
10298 2005-01-03 Richard Henderson <rth@redhat.com>
10301 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10302 (mov<MMXMODEI>_internal): Likewise.
10303 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10304 Add V2SF case; use it for SSE1; don't use TI.
10305 (movdf_integer): Likewise.
10306 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10308 2005-01-03 Ira Rosen <irar@il.ibm.com>
10310 * tree-vectorizer.c (vect_strip_conversions): New function.
10311 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10312 check for binary class.
10314 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10318 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10320 * gimple-low.c (mark_blocks_with_used_vars): New function.
10321 (mark_blocks_with_used_subblocks): Ditto.
10322 (mark_used_blocks): Ditto.
10323 (pass_mark_used_blocks): New pass.
10324 * tree-inline.c: Include debug.h.
10325 (expand_call_inline): Call outlining_inline_function here.
10326 * tree-optimize.c (init_tree_optimization_passes): Add
10327 pass_mark_used_blocks.
10328 * tree-pass.h (pass_mark_used_blocks): New.
10329 * Makefile.in (tree-inline.o): Add debug.h dependency.
10331 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10333 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10334 VAR_DECLs to have weak_import attribute.
10336 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10339 2004-01-03 Steven Bosscher <stevenb@suse.de>
10341 * passes.c (rest_of_compilation): Don't run regmove if only
10342 flag_expensive_optimizations, require flag_regmove instead.
10344 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10346 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10348 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10349 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10350 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10351 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10353 2005-01-03 Richard Henderson <rth@redhat.com>
10355 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10356 (ia64_const_ok_for_letter_p): New.
10357 (ia64_const_double_ok_for_letter_p): New.
10358 (ia64_extra_constraint): New.
10359 (ia64_expand_vecint_compare): New.
10360 (ia64_expand_vcondu_v2si): New.
10361 (ia64_expand_vecint_cmov): New.
10362 (ia64_expand_vecint_minmax): New.
10363 (ia64_print_operand): Add 'v'.
10364 (ia64_preferred_reload_class): New.
10365 (ia64_vector_mode_supported_p): New.
10366 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10367 (PREFERRED_RELOAD_CLASS): Move to function.
10368 (CONST_OK_FOR_LETTER_P): Move to function.
10369 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10370 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10371 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10372 (EXTRA_CONSTRAINT): Move to function.
10373 * config/ia64/ia64.md: Include vect.md.
10374 (itanium_class): Add mmalua.
10376 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10378 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10379 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10381 (const_int_2bit_operand): New.
10382 (fr_reg_or_0_operand): New.
10383 * config/ia64/ia64-modes.def: Add vector modes.
10384 * config/ia64/ia64-protos.h: Update.
10385 * config/ia64/vect.md: New file.
10387 2005-01-03 Richard Henderson <rth@redhat.com>
10389 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10391 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10394 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10396 (log1pdf2): Change mode of operands[0,1] to DFmode.
10398 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10400 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10401 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10402 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10403 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10404 SPARC_RELAXED_ORDERING.
10406 2005-01-03 Richard Henderson <rth@redhat.com>
10407 Uros Bizjak <uros@kss-loka.si>
10410 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10411 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10412 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10414 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10415 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10416 const_pow2_1_to_128_operand): New predicates.
10418 2005-01-02 Greg McGary <greg@mcgary.org>
10420 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10422 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10423 object. [ptr_type]: Remove unused variable.
10424 Remember nearest addressable array-element or record-component
10425 when checking bitfield components. Tolerate empty BIND_EXPR.
10427 2005-01-01 Richard Henderson <rth@redhat.com>
10429 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10430 that don't narrow the value. Fail for other conversions.
10432 2005-01-01 Richard Henderson <rth@redhat.com>
10435 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10436 * c-lang.c (finish_file): Don't do it here.
10437 * objc/objc-act.c (objc_finish_file): Likewise.
10439 * cgraph.c (decl_assembler_name_equal): New.
10440 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10441 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10442 * cgraph.h (struct cgraph_varpool_node): Add next.
10443 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10444 * varasm.c (assemble_alias): Mark the target as needed.
10446 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10448 PR middle-end/19221
10449 * function.c (get_arg_pointer_save_area): Use entry_of_function
10450 instead of get_insns.
10452 2005-01-01 Roger Sayle <roger@eyesopen.com>
10453 Andrew Pinski <pinskia@physics.uc.edu>
10454 James E. Wilson <wilson@specifixinc.com>
10456 PR rtl-optimization/12092
10457 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10460 2005-01-01 Roger Sayle <roger@eyesopen.com>
10461 Olivier Hainque <hainque@act-europe.fr>
10463 * tree.c (int_fits_type_p): A narrower type always fits in a
10464 wider one, except for negative values into unsigned types.
10466 2005-01-01 Roger Sayle <roger@eyesopen.com>
10468 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10469 with the original constant rather than require TREE_OVERFLOW.
10471 2005-01-01 Steven Bosscher <stevenb@suse.de>
10473 PR middle-end/17544
10474 * c-decl.c (finish_function): If compiling C99, annotate the
10475 compiler generated return with the current file name and line 0.
10476 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10477 the source line is greater than 0.
10478 (remove_bb): Likewise.