1 2005-04-05 Paul Brook <julian@codesourcery.com>
3 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
8 (register_dtor_fn): Likewise.
9 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
11 2005-04-25 Ian Lance Taylor <ian@airs.com>
13 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
14 * c-common.h (EXPR_STMT_EXPR): Don't define.
15 (c_common_stmt_codes): Don't define.
16 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
17 * c-gimplify.c (gimplify_expr_stmt): Remove.
18 (c_gimplify_expr): Remove EXPR_STMT case.
19 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
20 to INIT_STATEMENT_CODES.
21 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
23 2005-04-25 Jan Hubicka <jh@suse.cz>
25 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
27 * except.c: Include diagnostic.h
28 (dump_eh_tree, verify_eh_tree): New functions.
29 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
30 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
31 (dump_function_to_file): dump eh tree.
32 * tree-eh.c (mark_eh_edge): New function.
33 (mark_eh_edge_found_error): New static variable.
34 (verify_eh_edges): New function.
36 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
38 * tree-ssa-alias.c (fieldoff_t): Remove.
39 (fieldoff_s): typedef the structure itself. Create a vector of
41 (push_fields_onto_fieldstack): Return count of fields pushed.
42 Remove peeling of first field. Adjust.
43 (fieldoff_compare): Adjust.
44 (create_overlap_variables_for): Adjust.
46 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
48 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
50 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
53 * doc/install.texi: Document correct assembler and linker to use
54 on i?86-*-solaris2.10.
56 2005-04-25 Steven Bosscher <stevenb@suse.de>
58 Fix PR tree-optimization/21173
60 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
61 Unshare expression we pass to force_gimple_operand.
63 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
64 Stephen Clarke <stevec@superh.com>
65 Roger Sayle <roger@eyesopen.com>
67 PR rtl-optimization/20413
68 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
69 VOIDmode for LABEL_REF.
70 * final.c (shorten_branches): Likewise.
71 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
72 * loop.c (reg_dead_after_loop): Likewise.
73 * varasm.c (decode_addr_const): Likewise.
74 * doc/rtl.texi: Document mode requirement for LABEL_REF.
76 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
78 * config.gcc (avr-*-*): Remove redundant "case".
80 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
82 * tree-vect-analyze.c (vect_mark_relevant): Take
83 VEC(tree,heap) instead of varray_type as an argument.
84 (vect_mark_stmts_to_be_vectorized): Change the type of
85 worklist to VEC(tree,heap). Adjust uses of worklist.
87 2005-04-24 Devang Patel <dpatel@apple.com>
89 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
91 2005-04-24 Ian Lance Taylor <ian@airs.com>
93 * c-semantics.c (build_stmt): Remove test of specific tree codes
94 for TREE_SIDE_EFFECTS handling.
96 2005-04-24 Per Bothner <per@bothner.com>
98 * c-opts.c (finish_options): Make the line-number of the <built-in>
99 location 0, as assumed elsewhere, rather than 1.
101 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
103 * tree-ssa-uncprop.c (equiv_stack): Change the type o
105 (tree_ssa_uncprop, uncprop_finalize_block,
106 uncprop_initialize_block): Update uses of equiv_stack.
108 2005-04-24 Richard Henderson <rth@redhat.com>
111 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
112 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
114 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
115 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
116 <DIV, MOD>: Likewise.
118 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * collect2.c (main): Unlock the stdio streams.
121 * gcc.c (main): Likewise.
122 * gcov-dump.c (main): Likewise.
123 * gcov.c (main): Likewise.
124 * gen-protos.c (main): Likewise.
125 * gensupport.c (init_md_reader_args_cb): Likewise.
126 * protoize.c (main): Likewise.
127 * toplev.c (general_init): Likewise.
129 2005-04-24 Jakub Jelinek <jakub@redhat.com>
132 * cgraph.h (cgraph_local_info): Add vtable_method field.
133 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
134 and node is vtable_method, finalized and not reachable, don't do
137 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
139 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
141 * tree-ssa-pre.c (create_value_expr_from): Use
142 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
143 * tree-ssa-propagate.c (stmt_makes_single_load,
144 stmt_makes_single_store): Use REFERENCE_CLASS_P.
145 * tree-vect-transform.c (vect_is_simple_cond): Use
147 * tree-vrp.c (extract_range_from_assert,
148 build_assert_expr_for, fp_predicate, has_assert_expr): Use
151 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
152 of tpa_to_clear to VEC(int,heap). Update uses of
153 tpa_to_clear. Free tpa_to_clear at the end.
155 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
157 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
160 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
162 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
163 and gcc_unreachable as appropriate.
164 (num_insns_constant, output_vec_const_move,
165 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
166 rs6000_emit_set_const, rs6000_emit_move,
167 spe_build_register_parallel, function_arg,
168 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
169 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
170 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
171 rs6000_common_init_builtins, expand_block_clear,
172 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
173 extract_ME, rs6000_get_some_local_dynamic_name,
174 rs6000_output_function_entry, print_operand,
175 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
176 output_cbranch, output_e500_flip_gt_bit,
177 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
178 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
179 compute_save_world_info, rs6000_stack_info,
180 rs6000_emit_load_toc_table, rs6000_frame_related,
181 spe_synthesize_frame_save, rs6000_emit_epilogue,
182 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
183 output_function_profiler, rs6000_trampoline_size,
184 rs6000_initialize_trampoline, find_addr_reg,
185 rs6000_machopic_legitimize_pic_address,
186 rs6000_initial_elimination_offset,
187 rs6000_dbx_register_number): Likewise.
188 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
189 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
190 *movti_power, *movti_string, call, call_value, sibcall,
191 sibcall_value): Likewise.
192 * config/rs6000/spe.md (*movdf_e500_double,
193 *movv2si_internal): Likewise.
194 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
197 2005-04-24 Richard Henderson <rth@redhat.com>
200 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
201 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
202 Deny modes smaller than 4 bytes.
203 * config/i386/i386-protos.h: Update.
205 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
207 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
208 Switch h8300-*-rtems* to ELF.
210 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
212 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
214 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
216 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
218 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
221 * fold-const.c: Fold &a[i]-&a[j] to i-j.
223 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
225 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
226 definitions of ssa names in condition. Split recusive part to ...
227 (tree_simplify_using_condition_1): New function.
228 (expand_simple_operations): New function.
230 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
232 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
233 (find_interesting_uses_cond): Do not use integer_zerop and
234 integer_nonzerop to check for integer constants.
235 (set_use_iv_cost): Record the value field.
236 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
237 determine_use_iv_cost_outer): Set the value field of the cost pair.
238 (may_eliminate_iv): Do not return the comparison code.
239 (iv_elimination_compare): New function.
240 (determine_use_iv_cost_condition): Set the value field. Record
241 noneliminable invariants correctly.
242 (rewrite_use_compare, rewrite_use_outer): Use the value field.
244 2005-04-23 DJ Delorie <dj@redhat.com>
246 * diagnostic.c (warning): Accept parameter to classify warning option.
247 (warning0): New, for when a pointer to an error() like function is needed.
248 * errors.c (warning): Likewise.
249 * errors.h (warning, warning0): Adjust prototypes.
250 * toplev.h (warning, warning0): Likewise.
252 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
253 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
254 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
255 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
256 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
257 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
258 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
259 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
261 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
262 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
263 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
264 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
265 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
266 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
267 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
268 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
269 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
270 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
271 config/rs6000/aix52.h, config/rs6000/darwin.h,
272 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
273 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
274 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
275 config/stormy16/stormy16.c, config/v850/v850-c.c,
276 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
279 2005-04-23 Richard Henderson <rth@redhat.com>
282 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
283 performing some integral scalar simplifications.
285 2005-04-23 Richard Henderson <rth@redhat.com>
288 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
289 simplifying CONST_VECTOR.
291 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
293 * tree-ssa-live.c (live_worklist): Take a stack allocated on
294 heap as an argument. Update uses of stack.
295 (calculate_live_on_entry): Allocate stack on heap.
297 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
298 partition_link and tpa_nodes on heap.
300 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
301 (mark_stmt_necessary, propagate_necessity,
302 mark_really_necessary_kill_operand_phis): Update uses of
304 (tree_dce_init): Allocate worklist using VEC_alloc.
305 (tree_dce_done): Free worklist using VEC_free.
307 2005-04-23 Mike Stump <mrs@apple.com>
309 * config/darwin.c (machopic_indirection_name): Don't use
311 (darwin_emit_unwind_label): Use user_label_prefix instead of
314 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
316 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
318 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
320 * config.gcc <cris-*>: Specify .opt files.
321 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
322 config/cris/linux.opt: New files.
323 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
324 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
325 (TARGET_ELF): Override to 0.
326 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
327 -melinux-stacksize=N.
328 * config/cris/cris.c: (cris_handle_option): New function.
329 (TARGET_DEFAULT_TARGET_FLAGS): Override.
330 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
331 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
332 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
333 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
334 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
335 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
336 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
337 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
338 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
339 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
340 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
341 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
342 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
343 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
344 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
345 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
346 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
347 (TARGET_LINUX): Define 0.
348 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
349 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
350 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
351 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
352 (TARGET_LINUX): Override to 1.
353 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
355 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
357 * haifa-sched.c (schedule_block): Fix thinko in previous
358 assertification patch.
360 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
362 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
363 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
364 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
365 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
366 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
367 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
368 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
370 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
371 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
372 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
373 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
374 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
375 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
376 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
377 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
378 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
379 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
380 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
381 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
382 (SUBTARGET_OPTIONS): Delete.
383 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
384 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
386 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
387 (pa_cpu_string, pa_unix_string): Delete.
388 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
389 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
391 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
392 (pa_handle_option): New function.
393 (override_options): Remove handling of -march=, -mfixed-range=,
394 -mschedule= and -munix=.
395 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
396 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
397 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
398 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
399 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
400 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
401 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
403 * config/pa/pa.opt: New file.
404 * config/pa/pa-hpux.opt: New file.
405 * config/pa/pa-hpux1010.opt: New file.
406 * config/pa/pa-hpux1111.opt: New file.
407 * config/pa/pa64-hpux.opt: New file.
409 2005-04-22 David S. Miller <davem@davemloft.net>
411 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
412 integer when it's mode is VOIDmode not DImode.
414 2005-04-22 Geoffrey Keating <geoffk@apple.com>
416 * config/rs6000/rs6000.md (sync_add<mode>_internal,
417 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
418 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
419 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
420 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
421 "bne- $-xxx" rather than local labels.
422 (sync_lock_release<mode>): Add second operand.
423 (lwsync): Use .long rather than a more meaningful opcode.
424 * doc/md.texi (Standard Names): Add description of second
425 parameter to sync_lock_test_and_set.
427 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
429 PR tree-optimization/21088
430 * fold-const.c (fold_unary, fold_binary, fold_ternary):
432 * tree-vrp.c (compare_values): Use fold_binary to compare
433 pointers. Use boolean_type_node as the type of a comparison
434 expression being folded.
435 * tree.h: Add prototypes for fold_unary, fold_binary,
438 * tree-ssa-dom.c: Fix formatting.
440 2005-04-22 Diego Novillo <dnovillo@redhat.com>
442 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
443 * lambda-code.c (perfect_nestify): Mark virtual operands in
444 the moved statement for renaming.
445 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
446 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
447 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
448 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
449 * tree-flow.h (struct var_ann_d): Update comments.
450 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
451 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
452 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
453 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
454 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
455 debug_names_replaced_by): Remove declarations.
456 (delete_update_ssa, get_current_def, set_current_def): Declare.
457 (rewrite_into_loop_closed_ssa): Add new argument. Update
459 * tree-into-ssa.c: Include params.h.
460 (old_virtual_ssa_names): Remove. Update all users.
461 (need_to_replace_names_p): Remove. Update all users.
462 (struct update_ssa_stats_d): Declare.
463 (update_ssa_stats): New local.
464 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
465 dump_tree_ssa_stats, debug_tree_ssa_stats,
466 dump_update_ssa, debug_update_ssa,
467 dump_names_replaced_by, debug_names_replaced_by): Declare.
468 (get_current_def, set current_def): Make extern.
469 (is_old_name, is_new_name): Protect against references
470 past the end of the sets.
471 (add_new_name_mapping): Assert that OLD and NEW are
472 different SSA names for the same symbol.
473 When adding a virtual mapping, update stats for virtual
475 (insert_phi_nodes_for): If UPDATE_P is true, create the
476 LHS of the new PHI by duplicating SSA name VAR.
477 (insert_phi_nodes_1): Remove. Update all users.
478 (insert_phi_nodes): Remove second argument. Update all
480 (maybe_replace_use, maybe_replace_def): New.
481 (rewrite_update_stmt): Call them.
482 (mark_def_interesting): Remove calls to is_gimple_reg.
483 (prepare_phi_args_for_update): Remove. Update all users.
484 (prepare_block_for_update): Only process virtual operands
485 and GIMPLE registers in normal form.
486 (prepare_use_sites_for): New.
487 (prepare_names_to_update): Rename from prepare_def_sites.
488 Call prepare_use_sites_for.
489 (dump_update_ssa): Rename from dump_repl_tbl.
491 Show statistics for virtual mapping heuristic.
492 (debug_update_ssa): Rename from debug_debug_repl_tbl.
493 (init_update_ssa): Initialize UPDATE_SSA_STATS.
494 (delete_update_ssa): Make extern.
495 (mark_set_for_renaming): If the set is empty, do nothing.
496 (release_ssa_name_after_update_ssa): Update comment.
497 (insert_updated_phi_nodes_for): Do not remove existing
498 PHI nodes for symbols.
499 (switch_virtuals_to_full_rewrite_p): New.
500 (switch_virtuals_to_full_rewrite): New.
501 (update_ssa): Call them.
502 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
503 for every statement before updating.
504 If all the names in NEW_SSA_NAMES have been marked for
506 Only start at the top of the CFG if there are symbols in
508 (ssa_rewrite_finalize_block): Remove.
509 (ssa_register_new_def): Remove.
510 (ssa_rewrite_stmt): Remove.
511 (ssa_rewrite_phi_arguments): Remove.
512 (ssa_rewrite_initialize_block): Remove.
513 (ssa_mark_def_sites): Remove.
514 (ssa_mark_def_sites_initialize_block): Remove.
515 (ssa_mark_phi_uses): Remove.
516 (rewrite_ssa_into_ssa): Remove.
517 * tree-phinodes.c (find_phi_node_for): Remove.
518 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
520 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
521 Remove calls to verify_dominators and
522 verify_loop_structure.
523 (tree_unswitch_single_loop): Call update_ssa.
524 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
527 (delete_tree_ssa): Assert that need_ssa_update_p returns
529 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
530 * tree-vectorizer.c (allocate_new_names, rename_def_op,
531 free_new_names): Remove. Update all users.
532 (rename_use_op): Call get_current_def.
533 (rename_variables_in_bb): Do not handle any real or
535 (slpeel_update_phis_for_duplicate_loop): Call
536 get_current_def and set_current_def instead of using
538 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
539 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
540 ssa_names_to_replace and delete_update_ssa.
541 * doc/invoke.texi: Document --param min-virtual-mappings
542 and --param virtual-mappings-ratio.
544 2005-04-22 Diego Novillo <dnovillo@redhat.com>
546 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
547 for newly created PHI nodes.
548 Call create_new_def_for for every new V_MAY_DEF and
549 V_MUST_DEF on the copied statement.
550 (struct ssa_name_map_entry): Remove.
551 (ssa_name_map_entry_hash): Remove.
552 (ssa_name_map_entry_eq): Remove.
553 (allocate_ssa_names): Remove.
554 (rewrite_to_new_ssa_names_def): Remove.
555 (rewrite_to_new_ssa_names_use): Remove.
556 (rewrite_to_new_ssa_names_bb): Remove.
557 (rewrite_to_new_ssa_names): Remove.
558 (tree_duplicate_sese_region): Remove variables ver,
559 definitions, phi, ssa_name_map and bi.
560 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
562 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
563 update_ssa instead of rewrite_ssa_into_ssa.
564 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
566 (find_uses_to_rename_use): Add argument 'need_phis'.
567 (find_uses_to_rename_stmt): Do not scan virtual operands.
568 (find_uses_to_rename): Only scan PHI nodes for
570 (rewrite_into_loop_closed_ssa): Call update_ssa.
571 (check_loop_closed_ssa_use): Ignore virtual operands.
572 (check_loop_closed_ssa_stmt): Likewise.
573 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
575 (rename_variables, set_phi_def_stmts): Remove.
576 (tree_duplicate_loop_to_header_edge): Reformat comment.
577 Remove variables BB, I and DEFINITIONS.
578 Call need_ssa_update_p.
580 (lv_adjust_loop_header_phi): Reformat comment.
581 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
582 (marked_for_rewrite_p, any_marked_for_rewrite_p,
583 mark_for_rewrite, unmark_all_for_rewrite,
584 marked_ssa_names): Remove. Update all users.
585 (release_ssa_name): If VAR has been registered for SSA
586 updating, do nothing.
587 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
588 (build_assert_expr_for): Call register_new_name_mapping.
589 (insert_range_assertions): Update call to update_ssa.
590 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
591 marked_for_rewrite_p, any_marked_for_rewrite_p,
592 marked_ssa_names): Remove.
594 2005-04-22 Jeff Law <law@redhat.com>
596 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
597 (restore_currdefs_to_original_value): Likewise.
598 (register_definitions_for_stmt): Likewise.
599 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
600 for each variable. Do not allocate/free block_defs_stack either.
601 Do not iterate if we just thread jumps. Only iterate if the
602 tree_cleanup_cfg does useful work (temporary).
603 (dom_opt_initialize_block): No longer push a marker on
605 (dom_opt_finalize_block): Removal call to restore currdefs.
606 Relax restrictions for recording edge equivalences.
607 (record_equivalences_from_phis): No longer need to track
609 (optimize_stmt): Similarly.
610 (thread_across_edge): Simplify by removing the requirement that
611 statements in the block we are threading through must be nops.
612 (initialize_hash_element): Handle GOTO_EXPR.
614 2005-04-22 David S. Miller <davem@davemloft.net>
616 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
618 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
619 fix check on CONST_DOUBLE mode. It should be VOIDmode
620 when it is representing an integer.
622 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
624 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
625 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
626 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
627 find_char_info_specifier_index,
628 find_length_info_modifier_index): Likewise.
629 * c-typeck.c (composite_type, pop_init_level): Likewise.
630 * combine.c (cant_combine_insn_p, try_combine): Likewise.
631 * cse.c (cse_insn): Likewise
632 * dominance.c (calc_dfs_tree): Likewise
633 dwarf2out.c (loc_descriptor_from_tree_1,
634 add_abstract_origin_attribute, force_decl_die,
635 force_type_die): Likewise
636 emit-rtl.c (operand_subword_force): Likewise
637 explow.c (hard_function_value): Likewise
638 expmed.c (store_bit_field, expand_divmod,
639 emit_store_flag_force): Likewise
640 expr.c (emit_move_multi_word, store_expr,
641 expand_expr_real_1): Likewise
642 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
643 output_operand): Likewise
644 flow.c (recompute_reg_usage): Likewise
645 * function.c (assign_stack_temp_for_type, assign_temp,
646 handle_epilogue_set): Likewise
647 * genextract.c (main): Likewise
648 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
649 gimplify_modify_expr_rhs, gimplify_expr): Likewise
650 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
651 ready_remove, rm_line_notes, rm_other_notes,
652 schedule_block): Likewise
653 mips-tfile.c (copy_object, out_of_bounds): Likewise
655 2005-04-22 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
659 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
660 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
661 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
663 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
665 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
667 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
668 (gcc_tree_to_linear_expression): Convert to heap allocated
670 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
671 lbv_to_gcc_expression, lle_to_gcc_expression,
672 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
673 perfect_nestify): Likewise.
674 lambda.h (gcc_loopnest_to_lambda_loopnest,
675 lambda_loopnest_to_gcc_loopnest): Likewise.
676 tree-loop-linear.c (linear_transform_loops): Likewise.
678 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
680 * config/sparc/predicates.md (arith_double_operand): Use
681 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
682 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
683 (DImode, DFmode constant splitters): Likewise. Remove code for
684 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
685 (logical constant splitters): Use const_int_operand predicate.
686 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
687 HOST_BITS_PER_WIDE_INT < 64.
689 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
691 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
692 gcc_unreachable as appropriate.
693 (force_mode, emit_move_sequence, singlemove_string,
694 output_move_double, output_fp_move_double, find_addr_reg,
695 output_block_move, output_block_clear, output_and,
696 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
697 pa_adjust_cost, pa_issue_rate, print_operand,
698 output_global_address, output_arg_descriptor, output_cbranch,
699 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
700 output_call): Likewise.
701 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
702 prefetch, prefetch_cc, prefetch_nocc): Likewise.
704 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
706 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
707 _gcov_pow2_profiler and _gcov_one_value_profiler.
708 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
709 (GTFILES): Add $(srcdir)/tree-profile.c.
710 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
711 __gcov_one_value_profiler): Declare.
712 * gimplify.c (force_gimple_operand): Check whether the statements
713 should be produced in ssa form.
714 (force_gimple_operand_bsi): New function.
715 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
716 __gcov_one_value_profiler): New functions.
717 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
718 the profiled value is a power of two or not.
719 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
720 * tree-flow.h (in_ssa_p): Declare.
721 (force_gimple_operand_bsi): Declare.
722 * tree-into-ssa.c (in_ssa_p): New variable.
723 (rewrite_into_ssa): Set in_ssa_p.
724 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
725 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
726 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
727 tree_one_value_profiler_fn): New variables.
728 (tree_init_edge_profiler): Initialize the profiler function decls.
729 (tree_gen_edge_profiler): Use global gcov_type_node.
730 (prepare_instrumented_value): New function.
731 (tree_gen_interval_profiler, tree_gen_interval_profiler,
732 tree_gen_one_value_profiler): Call the library functions instead of
733 creating instrumentation code.
734 * tree.c (build_fn_decl): New function.
735 * tree.h (build_fn_decl): Declare.
736 * value-prof.c (rtl_divmod_values_to_profile,
737 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
738 tree_mod_pow2_value_transform, tree_find_values_to_profile):
739 Do not handle may_be_other and precise values of exponents at pow2
741 (tree_mod_subtract_transform): Reflect that value field of
742 histogram has changed meaning.
743 (tree_divmod_values_to_profile): Record the values correctly.
744 (tree_values_to_profile): Update comment.
745 * value-prof.h (struct histogram_value_t): Remove pow2 data.
747 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
749 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
752 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
754 * config/i386/i386.md (length_immediate): Use gcc_assert or
755 gcc_unreachable, as appropriate.
756 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
757 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
758 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
759 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
760 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
761 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
762 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
763 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
764 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
765 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
766 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
767 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
768 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
769 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
770 *prefetch_sse_rex): Likewise.
771 * config/i386/predicates.md (x86_64_immediate_operand,
772 x86_64_zext_immediate_operand, symbolic_operand,
773 no_seg_address_operand, aligned_operand,
774 memory_displacement_operand): Likewise.
775 * config/i386/sse.md (*mov<mode>_internal,
776 *movv2df_internal): Likewise.
778 2005-04-22 Jan Hubicka <jh@suse.cz>
780 * Makefile.in (ipa.o, ipa-inline.o): New files.
781 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
782 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
783 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
784 * cgraphunit.c (cgraph_default_inline_p,
785 cgraph_decide_inlining_incrementally, ncalls_inlined,
786 nfunctions_inlined, initial_insns, overall_insns,
787 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
788 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
789 cgraph_mark_inline, cgraph_check_inline_limits,
790 cgraph_default_inline_p, cgraph_recursive_inlining_p,
791 update_callee_keys, lookup_recursive_calls,
792 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
793 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
794 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
795 pass_ipa_inline): Move to ipa-inline.c
796 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
798 * ipa-inline.c: New file.
800 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
802 * doc/invoke.texi (SPARC options): Document that -mapp-regs
803 is turned off by default on Solaris.
805 2005-04-21 Roger Sayle <roger@eyesopen.com>
807 * c-common.h (objc_build_method_signature): Update prototype.
808 * stub-objc.c (objc_build_method_signature): Update the stub
809 implementation to accept and ignore additional parameter.
810 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
811 the value of ellipsis to objc_build_method_signature instead
812 of setting TREE_OVERFLOW on the parms TREE_LIST node.
814 2005-04-21 Geoffrey Keating <geoffk@apple.com>
816 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
817 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
818 gen_rtx_* not gen_rtx_fmt_*.
819 (rs6000_emit_vector_select): Likewise.
820 (rs6000_emit_sync): New.
821 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
822 (larx, stcx, cmp): New mode substitutions.
823 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
824 UNSPEC_ISYNC): New constants.
826 (memory_barrier, isync, lwsync): New insns.
827 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
828 (sync_lock_release<mode>): New expander.
829 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
830 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
831 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
832 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
833 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
834 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
835 (sync_add<mode>_internal, sync_addshort_internal,
836 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
837 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
838 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
840 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
841 is the memory before, not after, the operation. Clarify
842 barrier requirements.
844 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
846 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
847 * lambda.h (lambda_vector_min_nz): Likewise.
848 * langhooks.h (struct lang_hooks_for_types,
849 struct lang_hooks): Likewise.
850 * output.h (assemble_integer, this_is_asm_operands): Likewise.
853 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
855 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
856 comments to avoid 'abort'. Use gcc_assert as necessary.
857 * opts.c (common_handle_option): Likewise.
858 * pretty-print.c (pp_base_format_text): Likewise.
859 * print-rtl.c (print_rtx): Likewise.
860 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
861 * regmove.c (try_auto_increment): Likewise.
862 * reload.c (find_valid_class, find_reloads_toplev,
863 find_equiv_reg): Likewise.
864 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
865 merge_assigned_reloads): Likewise.
866 * tree-inline.c (inline_forbidden_p_1,
867 estimate_num_insns_1): Likewise.
868 * tree-optimize.c (execute_todo): Likewise.
869 * tree-outof-ssa.c (eliminate_phi): Likewise.
870 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
871 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
872 * tree-ssa-operands.c (parse_ssa_operands,
873 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
874 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
875 * tree-ssanames.c (release_ssa_name): Likewise.
876 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
877 walk_tree): Likewise.
879 * tree-ssa-operands.c (verify_abort): Fold into ..
880 (verify_imm_links): ... here.
882 2005-04-21 Richard Henderson <rth@redhat.com>
884 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
885 on non-memory operand for previous inversion.
887 2005-04-21 Devang Patel <dpatel@apple.com>
889 PR optimization/20994
890 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
891 x = !(a == b) : p , q;.
892 (pass_if_conversion): Verify stmts and flow.
894 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
896 * optabs.c (gen_conditional_trap): Restore #define.
898 * alias.c (true_dependence): Remove 'abort' from comments. Use
899 gcc_assert and gcc_unreachable as appropriate.
900 (canon_true_dependence): Likewise.
901 * bb-reorder.c (connect_traces): Likewise.
902 * c-common.c (c_add_case_label): Likewise.
903 * c-decl.c (finish_function): Likewise.
904 * caller-save.c (insert_restore, insert_save): Likewise.
905 * cfg.c (update_bb_profile_for_threading): Likewise.
906 * cfganal.c (flow_active_insn_p): Likewise.
907 * cfgexpand.c (add_reg_br_prob_note): Likewise.
908 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
909 cfg_layout_merge_blocks): Likewise.
910 * ifcvt.c (cond_exec_process_insns, merge_if_block,
911 find_if_block): Likewise.
912 * integrate.c (allocate_initial_values): Likewise.
913 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
914 swap_condition, unsigned_condition, signed_condition,
915 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
916 reg_or_subregno): Likewise.
917 * lambda-code.c (lambda_compute_auxillary_space,
918 lambda_transform_legal_p): Likewise.
919 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
920 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
921 lhd_incomplete_type_error, lhd_expand_expr,
922 lhd_types_compatible_p, lhd_tree_size): Likewise.
923 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
924 * local-alloc.c (update_equiv_regs): Likewise.
925 * loop-unroll.c (peel_loop_completely
926 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
927 peel_loop_simple, unroll_loop_stupid,
928 analyze_iv_to_split_insn): Likewise.
929 * loop.c (gen_prefetch, find_and_verify_loops,
930 basic_induction_var): Likewise.
931 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
932 * value-prof.c (tree_find_values_to_profile): Likewise.
933 * varasm.c (named_section, default_assemble_integer,
934 decode_addr_const): Likewise.
936 2005-04-21 Alan Modra <amodra@bigpond.net.au>
937 Fariborz Jahanian <fjahanian@apple.com>
939 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
940 portion of argument passed in fpr.
941 * expr.c (emit_push_insn): Fix computation of 'offset' used to
942 decide on partial argument save on stack.
944 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
946 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
949 2005-04-21 Jan Hubicka <jh@suse.cz>
951 * cgraphunit.c: Include tree-pass.h
952 (cgraph_decide_recursive_inlining,
953 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
954 cgraph_decide_inlining): Dump goes to dump_file.
955 (cgraph_optimize): Call ipa passes instead of inliner.
956 (cgraph_gate_inlining, pass_ipa_inline): New.
957 * tree-optimize.c (all_ipa_passes): New static variable.
958 (register_one_dump_file): Dead with IPA passes.
959 (register_dump_files): Likewise.
960 (init_tree_optimization_passes): Initialize IPA passes.
961 (execute_todo): Do cgraph dump when asked to, do not dump function body
963 * tree-pass.h (TODO_dump_cgraph): New macro.
964 (ipa_passes): Declare.
965 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
967 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
969 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
970 gcc_assert instead of abort.
971 (classify_argument, examine_argument, construct_container,
972 contains_128bit_aligned_vector_p, ix86_check_movabs,
973 standard_80387_constant_opcode, standard_80387_constant_rtx,
974 ix86_initial_elimination_offset, ix86_compute_frame_layout,
975 pro_epilogue_adjust_stack, ix86_expand_epilogue,
976 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
977 legitimize_tls_address, output_pic_addr_const,
978 i386_output_dwarf_dtprel, put_condition_code, print_reg,
979 get_some_local_dynamic_name, print_operand, print_operand_address,
980 output_387_binary_op, emit_i387_cw_initialization,
981 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
982 ix86_expand_clear, ix86_expand_binary_operator,
983 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
984 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
985 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
986 ix86_expand_branch, ix86_expand_setcc,
987 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
988 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
989 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
990 memory_address_length, ix86_attr_length_immediate_default,
991 ix86_attr_length_address_default, ix86_agi_dependant,
992 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
993 ix86_expand_binop_builtin, ix86_force_to_memory,
994 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
995 x86_emit_floatuns): Likewise.
996 * config/i386/netware.c (gen_regparm_prefix,
997 i386_nlm_strip_name_encoding): Likewise.
998 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1000 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1002 * optabs.c (gen_condiational_trap): Remove #define.
1003 (add_equal_note): Assertify. Remove explicit indirection from
1004 call via function pointer.
1005 (expand_ternary_op, expand_simple_binop, expand_binop,
1006 expand_twoval_unop, expand_twoval_binop,
1007 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1008 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1009 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1010 prepare_float_lib_cmp, emit_conditional_move,
1011 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1012 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1013 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1014 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1016 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1018 * vec.h: Update API to separate allocation mechanism from type.
1019 (VEC_safe_grow): New.
1020 * vec.c (calculate_allocation): New.
1021 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1022 (vec_gc_free, vec_heap_free): Remove.
1023 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1025 (mangle_macro_name): New.
1026 (struct macro_def): New.
1027 (struct macro): Add multiple argument values.
1028 (macro_expans_end): New.
1029 (push_macro_expansion): Chain on new macro. Process multiple
1030 args, create follow on expansion. Return follow on argument.
1031 (macro_input): Deal with multiple arguments.
1033 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1034 (struct tree_binfo): Adjust.
1035 * basic-block.h: Define VEC(edge,gc).
1036 (struct edge_def): Adjust.
1037 (struct basic_block_def, struct edge_iterator): Likewise.
1038 (ei_container, ei_start_1, ei_last_1): Likewise.
1039 * cfg.c (connect_src, connect_dest): Likewise.
1040 * cfgrtl.c (force_nonfallthru_and_redirect)
1041 * dbxout.c (dbxout_type)
1042 * dwarf2out.c (gen_member_die)
1043 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1044 (gcc_tree_to_linear_expression): Adjust.
1045 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1046 lbv_to_gcc_expression, lle_to_gcc_expression,
1047 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1048 perfect_nestify): Likewise.
1049 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1050 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1051 * profile.c (instrument_values): Adjust.
1052 * tree-cfg.c (modified_noreturn_calls): Adjust.
1053 (remove_fallthru_edge): Likewise.
1054 * tree-dump.c (dequeue_and_dump): Adjust.
1055 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1056 * tree-flow.h (modified_noreturn_calls): Adjust.
1057 (tree_on_heap): Remove. (yay!)
1058 (register_new_def): Adjust.
1059 * tree-into-ssa.c: Define VEC(int,heap).
1060 (block_defs_stack): Adjust.
1061 (find_idf, insert_phi_nodes, register_new_def,
1062 rewrite_initialize_block, rewrite_finalize_block,
1063 register_new_update_single, rewrite_update_init_block,
1064 rewrite_update_fini_block, rewrite_blocks,
1065 ssa_rewrite_finalize_block, ssa_register_new_def,
1066 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1067 * tree-loop-linear.c (linear_transform_loops): Adjust.
1068 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1069 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1070 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1071 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
1072 vrp_variables_stack): Adjust declarations.
1073 (tree_ssa_dominator_optimize): Adjust.
1074 (dom_opt_initialize_block, remove_local_expressions_from_table,
1075 restore_nonzero_vars_to_original_value,
1076 restore_vars_to_original_value,
1077 restore_currdefs_to_original_value, dom_opt_finalize_block,
1078 record_var_is_nonzero, record_cond, record_const_or_copy_1,
1079 optimize_stmt, update_rhs_and_lookup_avail_expr,
1080 lookup_avail_expr, record_range): Likewise.
1081 * tree-ssa-pre.c: Define VEC(basic_block,heap).
1082 (compute_antic_aux): Adjust.
1083 (inserted_exprs, create_expression_by_pieces,
1084 insert_into_preds_of_block, eliminate, mark_operand_necessary,
1085 remove_dead_inserted_code, fini_pre): Likewise.
1086 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
1087 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
1088 ssa_prop_init): Likewise.
1089 * tree-ssa.c: Define VEC(bitmap,heap).
1090 (verify_name_tags): Adjust.
1091 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
1092 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
1093 tree_divmod_values_to_profile, tree_find_values_to_profile,
1094 value_profile_transformations): Likewise.
1095 * value-prof.h: Define VEC(histogram_value,heap).
1096 * varasm.c: Remove alias_pair pointer typedef, define
1098 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
1100 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
1101 not a pointer to it. Create an object vector.
1102 (extern_symbols): Turn into an object vector.
1103 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
1105 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
1108 * Makefile.in (tree-chrec.o): Depend on params.h.
1109 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
1111 * tree-chrec.c: Depend on params.h. Replace build with buildN,
1112 and fold build with fold_buildN.
1113 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
1114 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1115 (tree_contains_chrecs): Compute an estimation of the size of the
1117 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
1118 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
1119 * tree-scalar-evolution.c (simple_iv): Ditto.
1120 * doc/invoke.texi (scev-max-expr-size): Documented.
1122 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
1124 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
1125 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
1126 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
1127 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
1128 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
1129 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
1130 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
1131 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
1132 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
1133 (darwin_fix_and_continue_switch): Delete.
1134 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
1135 (SUBTARGET_SWITCHES): Delete.
1136 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1137 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1138 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1139 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1140 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1141 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1142 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1143 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1144 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1145 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1146 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1147 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1148 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1149 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1150 (TARGET_64BIT): Undef before redefining.
1151 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1152 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1153 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1154 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1155 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1156 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1157 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1158 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1159 (ix86_debug_arg_string, ix86_debug_addr_string)
1160 (ix86_align_loops_string, ix86_align_jumps_string)
1161 (ix86_align_funcs_string): Delete.
1162 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1163 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1164 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1165 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1166 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1167 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1168 (SUBTARGET_SWITCHES): Delete.
1169 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1170 (ix86_debug_addr_string): Delete.
1171 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1172 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1173 (ix86_align_loops_string, ix86_align_jumps_string)
1174 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1175 (ix86_align_funcs_string): Make static.
1176 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1177 (ix86_handle_option): New function.
1178 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1179 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1180 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1181 of darwin_fix_and_continue_switch.
1182 (darwin_one_byte_bool): Delete.
1183 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1184 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1185 to darwin_one_byte_bool.
1186 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1187 * config/i386/djgpp.opt, config/i386/i386.opt,
1188 * config/i386/sco5.opt: New files.
1190 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1192 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1193 fp_zero_operand, fp_register_operand, intreg_operand,
1194 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1195 call_operand, call_operand_address, tgd_symbolic_operand,
1196 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1197 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1198 sp64_medium_pic_operand, data_segment_operand,
1199 text_segment_operand, splittable_symbolic_memory_operand,
1200 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1201 eq_or_neq, normal_comp_operator, noov_compare_op,
1202 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1203 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1204 const64_operand, const64_high_operand, arith11_operand,
1205 arith10_operand, arith_double_operand, arith_double_4096_operand,
1206 arith_double_add_operand, arith11_double_operand,
1207 arith10_double_operand, small_int, small_int_or_double,
1208 uns_small_int, uns_arith_operand, clobbered_register,
1209 input_operand, compare_operand): Delete.
1210 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1211 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1212 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1213 (GEN_HIGHINT64, GEN_INT64): Delete.
1214 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1215 gen_safe_XOR64): Adjust for above deletion.
1216 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1217 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1218 (legitimate_constant_p): Use const_zero_operand instead.
1219 (sparc_extra_constraint_check): Likewise.
1220 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1221 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1222 (PREDICATE_CODES): Delete.
1223 * config/sparc/sparc.md: Include predicates.md.
1224 (All patterns): Adjust for new predicate names.
1225 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1226 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1227 (movdi): Use general_operand predicate.
1228 (movdi_sp64_dbl): Delete.
1229 (movdi_const64_special): Add 'N' constraint.
1230 (movdicc): Use arith10_operand predicate.
1231 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1232 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1233 (movdi_cc_reg_sp64_trunc): Delete.
1234 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1235 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1236 (subdi3_sp32): Delete.
1237 (subdi3_insn_sp32): Change to define_insn_and_split.
1238 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1239 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1240 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1241 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1242 small_int_operand predicate.
1243 (divdi3, udivdi3): Use arith_operand predicate.
1244 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1245 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1246 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1247 (xordi3_sp64_dbl): Delete.
1248 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1249 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1250 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1251 cmp_ccx_set_not): Use arith_operand predicate.
1252 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1253 * config/sparc/predicates.md: New file.
1255 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1257 PR tree-optimization/14846
1258 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1260 (fold_single_bit_test): ... here.
1261 (fold_binary): Call fold_single_bit_test_into_sign_test
1262 instead of fold_single_bit_test.
1264 2005-04-20 James E Wilson <wilson@specifixinc.com>
1267 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1268 is another declaration.
1270 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1272 * config/cris/predicates.md: New file.
1273 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1274 (cris_movem_load_rest_p): Declare.
1275 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1276 (cris_movem_load_rest_p): Ditto. Globalize.
1277 (cris_bdap_operand, cris_bdap_biap_operand,
1278 cris_orthogonal_operator, cris_commutative_orth_op,
1279 cris_operand_extend_operator,
1280 cris_additive_operand_extend_operator, cris_extend_operator,
1281 cris_plus_or_bound_operator, cris_mem_op,
1282 cris_general_operand_or_symbol,
1283 cris_general_operand_or_gotless_symbol,
1284 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1285 cris_load_multiple_op): Remove predicate functions.
1286 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1287 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1288 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1289 * config/cris/cris.md: Include predicates.md.
1290 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1292 2005-04-20 Ian Lance Taylor <ian@airs.com>
1294 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1295 * c-common.h (STMT_EXPR_STMT): Don't define.
1296 (STMT_EXPR_NO_SCOPE): Don't define.
1297 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1298 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1299 (pp_c_expression): Likewise.
1301 2005-04-20 Richard Henderson <rth@redhat.com>
1304 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1306 2005-04-20 Jeff Law <law@redhat.com>
1308 * reload1.c (reload): Ignore equivalences between pseudos and
1311 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1314 * c-tree.h (struct c_label_list): Update comment.
1315 (struct c_label_context): Rename to struct c_label_context_se.
1316 (label_context_stack): Rename to label_context_stack_se.
1317 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1318 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1319 c_end_vm_scope): New.
1320 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1321 * c-decl.c (pop_scope): Call c_end_vm_scope.
1322 (pushdecl): Call c_begin_vm_scope for variably modified
1324 (define_label): Check for jumping into scope of identifier with
1325 variably modified type. Push label on stack for those defined at
1326 current context of identifiers with variably modified type.
1327 (start_function): Create stack level for context of identifiers
1328 with variably modified type.
1329 (finish_function): Pop stack level for context of identifiers with
1330 variably modified type.
1331 * c-typeck.c (label_context_stack): Rename to
1332 label_context_stack_se.
1333 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1334 (c_finish_goto_label): Check for jumping into scope of identifier
1335 with variably modified type. Push label on stack for those jumped
1336 to from current context of identifiers with variably modified
1338 (struct c_switch): Add blocked_vm.
1339 (c_start_case): Initialize blocked_vm.
1340 (do_case): Check blocked_vm.
1341 (c_finish_case): Add comment.
1342 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1343 variable label_context_stack.
1345 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1347 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1348 conditional_replacement, value_replacement, abs_replacement,
1350 (replace_phi_edge_with_variable): Remove argument BB.
1351 (conditional_replacement, value_replacement,
1352 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1353 Update a call to replace_phi_edge_with_variable.
1355 * tree-ssa-phiopt.c: Fix comments.
1357 2005-04-20 Michael Matz <matz@suse.de>
1360 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1363 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1365 * tree-ssa-phiopt.c: Fix comment typos.
1367 PR tree-optimization/21116
1368 * tree-ssa-phiopt.c: Fix a typo.
1370 2005-04-19 Richard Henderson <rth@redhat.com>
1372 * builtins.c (expand_builtin_sync_operation): Revert last change.
1373 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1375 (expand_compare_and_swap_loop): Likewise.
1376 (expand_sync_operation): Remove fallback from NAND to AND; invert
1377 memory operand when expanding from cmpxchg.
1378 (expand_sync_fetch_operation): Likewise.
1379 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1382 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1383 when implementing NAND. Fix double-add for AFTER.
1384 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1385 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1386 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1388 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1391 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1392 to return old memory value.
1393 (sync_compare_and_swap_cc<IMODE>): Likewise.
1395 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1396 return pre-reload. Don't consider output or anti dependencies.
1397 * config/ia64/sync.md (IMODE): New.
1398 (modesuffix): Add QI and HI.
1399 (memory_barrier): Simplify expansion.
1400 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1401 (cmpxchg_acq_<IMODE>): Likewise.
1402 (sync_lock_test_and_set<IMODE>): Likewise.
1403 (sync_lock_release<IMODE>): Likewise.
1405 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1407 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1410 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1412 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1414 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1415 Joseph S. Myers <joseph@codesourcery.com>
1417 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1418 * c-typeck.c (build_c_cast): Check these options.
1419 * doc/invoke.texi: Document these options.
1421 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1423 * tree-ssa-phiopt.c: Update a comment about the pass.
1425 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1427 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1428 config/mcore/mcore.c: Fix comment typos.
1430 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1432 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1433 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1435 2005-04-19 Paul Brook <paul@codesourcery.com>
1437 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1439 2005-04-19 Andrew Haley <aph@redhat.com>
1442 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1443 looking at a field's bitpos.
1445 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1447 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1448 libiberty functions.
1450 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1452 PR tree-optimization/21096
1453 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1455 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1458 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1459 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1461 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1463 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1464 refers to the function being dumped.
1466 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1468 * varasm.c (assemble_start_function): Remove reset of in_section.
1470 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1472 PR tree-optimization/21085
1473 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1476 2005-04-19 Ben Elliston <bje@au.ibm.com>
1478 * doc/invoke.texi (Optimize Options): Refer to the correct
1479 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1481 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1483 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1484 alloca argument to be big enough.
1486 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1489 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1492 2005-04-18 Tom Tromey <tromey@redhat.com>
1494 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1497 2005-04-18 Richard Henderson <rth@redhat.com>
1499 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1500 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1501 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1502 * config/alpha/alpha-protos.h: Update.
1503 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1504 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1505 (attr type): Add ld_l, st_c, mb.
1506 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1507 iornotsi3, xorsi_internal, xornotsi3): New.
1508 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1509 (ev4_ist_c, ev4_mb): New.
1510 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1512 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1513 (ev6_ist): Add st_c.
1515 * config/alpha/sync.md: New file.
1517 2005-04-18 Richard Henderson <rth@redhat.com>
1519 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1522 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1524 2005-04-18 Devang Patel <dpatel@apple.com>
1526 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1528 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1530 PR tree-optimization/20922
1531 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1532 Fold X + c >= X and fold X - c <= X to true.
1534 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1536 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1538 (emergency_labeled_state_free): Likewise.
1540 2005-04-18 Nick Clifton <nickc@redhat.com>
1542 * config/h8300/h8300.md (jump): Remove prescan parameter from
1543 calls to final_scan_insn.
1545 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1546 parameter from calls to final_scan_insn.
1548 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1550 (v850e, v850e1): Use the v850.opt file for target specific
1553 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1555 PR tree-optimization/21001
1556 * tree-optimize.c (init_tree_optimization_passes): Move the
1557 first pass_forwprop immediately before pass_vrp.
1559 2005-04-17 Ian Lance Taylor <ian@airs.com>
1561 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1562 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1563 from enum tree_code op to bool is_sizeof.
1564 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1565 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1566 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1568 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1570 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1573 2005-04-17 Ian Lance Taylor <ian@airs.com>
1575 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1577 2005-04-17 Richard Henderson <rth@redhat.com>
1579 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1581 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1582 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1583 of indirection through ssa names while looking for the gpr counter
1585 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1586 saved va_list_gpr_size and va_list_fpr_size.
1588 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1590 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1591 both pointers or both integers.
1593 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1594 ASSERT_EXPRs for single-use variable.
1596 * tree-into-ssa.c: Fix a comment typo.
1598 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1600 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1601 -mipsN before forcing a default of -mips2.
1603 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1605 * predict.h (IS_TAKEN): Remove.
1606 * rtl.h (NOTE_PREDICTION): Likewise.
1608 * modulo-sched.c (CFG_HOOKS): Remove.
1610 * c-parser.c (N_C_TTYPES): Remove.
1612 * tree-flow-inline.h (get_stmt_operands): Remove.
1613 * lambda-code.c, tree-ssa-loop-unswitch.c,
1614 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1615 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1616 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1617 calls to get_stmt_operands.
1618 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1620 2005-04-17 Richard Henderson <rth@redhat.com>
1623 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1624 of CUMULATIVE_ARGS past the last named argument.
1625 (alpha_va_start): Expect pretend_args_size only if strictly less than
1628 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1631 * builtins.c (expand_builtin_strcat): Convert the result of
1632 strlen to the right type.
1633 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1634 avoid creating type mismatches.
1635 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1638 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1640 2005-04-16 Richard Henderson <rth@redhat.com>
1643 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1644 Use the mode of boolean_type_node when the user doesn't provide one.
1645 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1647 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1650 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1653 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1656 2005-04-16 Roger Sayle <roger@eyesopen.com>
1657 Steven Bosscher <stevenb@suse.de>
1659 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1660 (fold_unary_to_constant): Likewise.
1662 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1664 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1667 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1669 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1670 names related to target triplets.
1671 Remove i?86-*-esix from platform directory.
1672 Remove powerpc-*-eabiaix from platform directory.
1674 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1677 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1678 falling through from SUBREG case to REG.
1680 2005-04-15 Roger Sayle <roger@eyesopen.com>
1682 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1683 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1684 (fold_binary_to_constant): Simplify using fold_binary.
1685 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1687 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1689 * gthr-posix.c (pthread_cancel): Define.
1690 (pthread_mutexattr_init): Likewise.
1691 (pthread_mutexattr_settype): Likewise.
1692 (pthread_mutexattr_destroy): Likewise.
1694 2005-04-15 David S. Miller <davem@davemloft.net>
1697 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1699 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1701 PR tree-optimization/21031
1702 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1703 (forward_propagate_into_cond_1): Call it. Forward propagate
1704 integer-integer casts into COND_EXPRs.
1706 2005-04-15 Dave Korn <dave.korn@artimi.com>
1708 * gcc.c (default_compilers): Clarify obscure error message when
1709 reading from standard input.
1711 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1713 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1714 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1716 * tree-ssa-alias.c (init_alias_info): Remove a call to
1719 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1721 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1722 of non-virtual PHI nodes like we use to.
1724 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1726 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1727 (attr_copy_rtx): Do not use it.
1729 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1731 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1733 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1735 * tree-vect-transform.c (vectorizable_store): Mark necessary
1736 objects in the vectorized store needing renaming. Update the
1737 SSA graph for V_MAY_DEF operands in the original store.
1739 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1741 * tree-ssa-pre.c (compute_avail): It's okay to have
1742 TREE_INVARIANT's here, and value number the resulting expressions.
1743 (create_expression_by_pieces): Make sure operands that were
1744 min_invariant when we started, stay that way.
1746 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1748 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1750 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1752 PR tree-optimization/20936.
1753 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1755 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1757 * doc/invoke.texi: Fix typos.
1758 * doc/md.texi: Likewise.
1759 * doc/rtl.texi: Likewise.
1760 * doc/sourcebuild.texi: Likewise.
1761 * doc/tm.texi: Likewise.
1763 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1765 PR tree-optimization/21004
1766 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1767 and floorl in c99 mode only.
1768 * builtins.c (expand_builtin_int_roundingfn): Assert that
1769 fallback_fndecl is not NULL_TREE.
1771 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1773 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1774 * basic-block.h: Update the prototype for
1775 purge_all_dead_edges.
1776 * cfgexpand.c (tree_expand_cfg): Update a call to
1777 purge_all_dead_edges.
1778 * combine.c (combine_instructions): Likewise.
1779 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1780 rest_of_handle_cse2, rest_of_handle_gcse,
1781 rest_of_handle_postreload): likewise.
1783 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1786 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1787 e.g. cv-qualification conversions.
1789 2005-04-14 Mike Stump <mrs@apple.com>
1791 * config/darwin-c.c (framework_construct_pathname): We must
1792 find all headers of a framework in the first instance of it
1793 found in the seach path.
1795 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1797 PR tree-optimization/21021
1798 * tree-vrp.c (compare_values): Work around a bug in the front
1799 end that produces a comparison of mismatched types.
1801 2004-04-14 Richard Henderson <rth@redhat.com>
1803 * config/ia64/ia64.h (enum fetchop_code): Remove.
1804 (enum ia64_builtins): Move ...
1805 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1806 members except BSP and FLUSHRS.
1807 (ia64_init_builtins): Remove __sync builtins.
1808 (ia64_expand_builtin): Likewise.
1809 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1810 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1811 (ia64_expand_lock_release): Remove.
1812 * config/ia64/ia64.md (mf): Move to sync.md.
1813 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1814 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1815 * config/ia64/sync.md: New file.
1816 (memory_barrier): Rename from mf.
1817 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1818 (cmpxchg_acq_<I48MODE>): Likewise.
1819 (sync_lock_test_and_set<I48MODE>): Likewise.
1821 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1822 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1824 2004-04-14 Richard Henderson <rth@redhat.com>
1826 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1827 (ix86_compare_emitted): New.
1828 (ix86_expand_compare): Use ix86_compare_emitted if set.
1829 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1830 and ix86_compare_op0 are set.
1831 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1832 (TARGET_CMPXCHG, TARGET_XADD): New.
1833 (ix86_compare_emitted): Declare.
1834 * config/i386/i386.md: Include sync.md
1835 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1836 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1837 * config/i386/sync.md: New file.
1839 2004-04-14 Richard Henderson <rth@redhat.com>
1842 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1843 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1844 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1845 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1846 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1847 BT_FN_I8_VPTR_I8_I8): New.
1848 * builtins.def (DEF_SYNC_BUILTIN): New.
1849 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1850 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1851 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1852 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1853 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1854 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1855 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1856 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1857 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1858 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1859 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1860 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1861 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1862 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1863 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1864 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1865 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1866 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1867 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1868 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1869 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1870 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1871 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1872 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1873 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1874 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1875 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1876 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1877 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1878 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1879 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1880 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1881 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1882 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1883 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1884 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1885 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1886 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1887 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1888 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1889 BUILT_IN_SYNCHRONIZE: New.
1890 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1891 as a function. Accept __sync_ as a prefix as well.
1892 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1893 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1894 expand_builtin_lock_release): New.
1895 (expand_builtin): Call them.
1896 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1897 neither BOTH_P nor FALLBACK_P are defined.
1898 (builtin_type_for_size): New.
1899 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1900 (resolve_overloaded_builtin): New.
1901 * c-common.h (resolve_overloaded_builtin): Declare.
1902 (builtin_type_for_size): Declare.
1903 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1904 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1905 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1906 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1907 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1908 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1909 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1910 sync_compare_and_swap_cc, sync_lock_test_and_set,
1911 sync_lock_release): New.
1912 * optabs.h: Declare them.
1913 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1914 expand_sync_operation, expand_sync_fetch_operation,
1915 expand_sync_lock_test_and_set): Declare.
1916 * genopinit.c (optabs): Add sync optabs.
1917 * optabs.c (init_optabs): Initialize sync optabs.
1918 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1919 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1920 expand_sync_operation, expand_sync_fetch_operation,
1921 expand_sync_lock_test_and_set): New.
1922 * doc/extend.texi (Atomic Builtins): New section
1923 * doc/md.texi (Standard Names): Add sync patterns.
1925 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1927 * tree-eh.c (lower_try_finally_copy): Generate new code in
1928 response to goto_queue entries as if the queue was sorted by
1929 index, not pointers.
1930 (lower_try_finally_switch): Likewise.
1932 2005-04-14 Richard Henderson <rth@redhat.com>
1934 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1935 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1937 (ix86_expand_fp_movcc): Update to match.
1938 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1939 * config/i386/i386-protos.h: Update.
1940 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1941 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1943 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1945 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1948 2005-04-14 Julian Brown <julian@codesourcery.com>
1950 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1951 link failures on ppc64 Linux.
1953 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1955 * config.gcc: Set cpu_type for s390.
1957 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1959 Fix PR tree-optimization/20963
1960 * tree-ssa-pre.c (compute_avail): Remove special case for
1962 (create_expression_by_pieces): Add value numbers for forced out
1965 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1967 * config/cris/cris.md: Replace references to (reg:SI 16) with
1968 (reg:SI CRIS_SRP_REGNUM).
1970 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1972 PR tree-optimization/20657
1973 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1974 create an appropriate range from it.
1976 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1978 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1979 <UNSPEC_FIST_CEIL> case.
1981 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1982 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1983 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1984 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1985 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1986 (lfloor<mode>2): New expanders.
1987 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1988 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1989 to implement lceil and llceil built-ins as x87 intrinsic function.
1990 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1991 (lceil<mode>2): New expanders.
1993 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1995 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1996 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1998 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2001 * config/s390/s390-modes.def: Define TFmode.
2003 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2005 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2006 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2007 * config/mips/mips.c (mips16_insn_length): Remove reference to
2008 JUMP_TABLES_IN_TEXT_SECTION.
2010 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2012 * simplify-rtx.c (simplify_binary_operation_1): Return
2013 scalar or vector of constant 0, depending on the xor's
2016 2005-04-13 Dale Johannesen <dalej@apple.com>
2018 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2019 (objc-act.o): Ditto.
2020 * objc/objc-act.c (objc_gimplify_expr): New.
2021 (objc_get_callee_fndecl): New.
2022 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2023 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2024 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2026 2005-04-13 Devang Patel <dpatel@apple.com>
2028 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2031 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2033 CRIS prologue as RTL.
2034 * config/cris/cris-protos.h (cris_emit_movem_store)
2035 (cris_expand_prologue): Prototype.
2036 * config/cris/cris.c (struct machine_function): New member
2038 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2039 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2040 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2041 (cris_load_multiple_op, cris_return_address_on_stack)
2042 (cris_return_address_on_stack_for_return): ISO-Cify.
2043 (cris_store_multiple_op): New predicate function.
2044 (cris_expand_prologue, cris_emit_movem_store): New functions.
2045 (cris_print_operand) <case 'O'>: Handle modifications other than
2047 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2048 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2049 (cris_gen_movem_load): Rearrange slightly to make local variable
2050 src a parameter, removing osrc.
2051 (cris_setup_incoming_varargs): Set machine_function member
2052 stdarg_regs to correspond to the number of registers that need to
2054 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2056 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2057 cris_general_operand_or_gotless_symbol accept UNSPEC.
2058 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2059 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2060 ("*cris_store_multiple"): New pattern. Tweak common comment above
2061 this and "*cris_load_multiple".
2062 ("prologue"): New define_expand.
2064 * config/cris/cris.md ("epilogue"): Conditionalize on
2065 TARGET_PROLOGUE_EPILOGUE.
2067 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2070 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2071 fpsr 0 instead of fpsr 1.
2072 (divsf3_internal_thr): Ditto.
2073 (divdf3_internal_lat): Ditto.
2074 (divdf3_internal_thr): Ditto.
2075 (divxf3_internal_lat): Ditto.
2076 (divxf3_internal_thr): Ditto.
2078 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2080 PR tree-optimization/20913
2081 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
2083 PR tree-optimization/20702
2084 * tree-vrp.c (maybe_add_assert_expr): Recurse into
2085 dominator children that haven't been walked into.
2087 2005-04-13 Julian Brown <julian@codesourcery.com>
2089 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
2090 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
2093 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2095 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
2096 config/i386/sse.md: Fix comment typos.
2098 * genattrtab.c (NULL_ATTR): Remove.
2099 * ifcvt.c (NULL_EDGE): Likewise.
2101 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
2103 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
2104 NOTE_PREDICT): Remove.
2106 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2108 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
2109 * configure: Regenerate.
2110 * config.in: Likewise.
2111 * system.h: Declare vsnprintf if not already declared.
2113 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2115 * optc-gen.awk: Handle stand-alone Mask records.
2116 * opth-gen.awk: Likewise.
2117 * doc/options.texi (Option file format): Document them.
2118 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
2119 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
2120 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
2121 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
2122 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
2123 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
2124 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
2125 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
2126 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
2127 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
2128 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
2129 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
2130 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
2131 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
2132 TARGET_LONG_DOUBLE_128): Likewise.
2133 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
2134 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
2135 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2136 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2137 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2138 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2139 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2140 * config/sparc/sparc.c (fpu_option_set): New global.
2141 (sparc_handle_option): New function.
2142 (sparc_override_options): Test fpu_option_set.
2143 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2144 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2145 * config/sparc/sparc.opt: New file.
2146 * config/sparc/little-endian.opt: Likewise.
2147 * config/sparc/long-double-switch.opt: Likewise.
2149 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2151 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2152 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2153 * config/bfin/bfin.opt (mshared-library-id=): Lose
2154 Var(bfin_lib_id_given).
2156 2005-04-13 Matt Thomas <matt@3am-software.com>
2158 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2161 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2163 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2165 * cgraphunit.c (INSNS_PER_CALL): Remove.
2167 * tree-ssa-forwprop.c (vars,
2168 record_single_argument_cond_exprs,
2169 substitute_single_use_vars): Remove.
2170 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2172 (tree_ssa_forward_propagate_single_use_vars): Call
2173 forward_propagate_into_cond for each COND_EXPR.
2175 * tree-inline.c (INSNS_PER_STMT): Remove.
2177 2005-04-12 Richard Henderson <rth@redhat.com>
2179 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2180 (ix86_expand_sse_fp_minmax): ... from ...
2181 (ix86_expand_fp_movcc): ... here.
2182 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2183 * config/i386/i386-protos.h: Update.
2184 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2185 (sse_setccsf, sse_setccdf): Allow before reload.
2186 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2187 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2188 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2189 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2190 (anddf3, nanddf3, iordf3, xordf3): New.
2192 2005-04-12 Jeff Law <law@redhat.com>
2194 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2195 (tree-ssa-uncprop.o): Add dependencies.
2196 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2197 * tree-flow.h (remove_useless_stmts): Remove prototype.
2198 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2199 remove_useless_stmts.
2200 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2201 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2202 * tree-pass.h (pass_uncprop): Declare.
2203 * tree-ssa-uncprop.c: New file.
2205 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2208 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2210 2005-04-12 Caroline Tice <ctice@apple.com>
2212 Temporary fix for partitioning problems.
2213 * passes.c (rest_of_handle_final): Remove code that
2214 frees unlikely_text_section_name,
2215 * varasm.c (assemble_start_function): Test for partitioning
2216 flag before writing out section labels.
2217 (assemble_end_function): Test for partitioning flag before
2218 writing out section labels.
2220 2005-04-12 Steven Bosscher <stevenb@suse.de>
2221 Stuart Hastings <stuart@apple.com>
2222 Jan Hubicka <jh@suse.cz>
2224 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2225 references to gt-tree-cfg.h.
2226 * basic-block.h (struct basic_block_def): Don't skip rbi
2227 for garbage collection.
2228 (struct reorder_block_def): Make GTY-able.
2229 (struct control_flow_graph): New structure.
2230 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2231 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2232 but instead defines to the control_flow_graph for cfun.
2233 (label_to_block_map): New define, points to the label map of
2234 the control_flow_graph for cfun.
2235 (n_edges_for_function, n_basic_blocks_for_function,
2236 last_basic_block_for_function, basic_block_info_for_function,
2237 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2238 basic_block_info_for_function, label_to_block_map_for_function):
2239 Counterparts for the above, taking a struct function as an extra
2241 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2242 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2243 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2244 (alloc_rbi_pool, free_rbi_pool): Remove.
2245 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2246 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2248 (cfg_layout_finalize) ... and don't free it here.
2249 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2251 * flow.c (free_basic_block_vars): Set label_to_block_map and
2252 n_edges to zero too.
2253 * function.h (struct function): Add cfg field.
2254 * function.c (allocate_struct_function): Allocate the cfg.
2255 * tree-cfg.c (label_to_block_map): Remove.
2256 (build_tree_cfg): Don't allocate the rbi pool here...
2257 (delete_tree_cfg_annotations): ...and don't free it here.
2258 Also don't nullify label_to_block_map for cfun.
2260 2005-04-12 Caroline Tice <ctice@apple.com>
2262 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2263 Revert my patch from April 9.
2264 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2265 (reorder_basic_blocks): Revert my patch from April 9.
2266 (insert_section_boundary_note): Revert my patch from April 9.
2267 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2268 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2269 (COLD_END_LABEL): Revert my patch from April 9.
2270 (cold_text_section_label): Revert my patch from April 9.
2271 (cold_end_label): Revert my patch from April 9.
2272 (dwarf2out_switch_text_section): Revert my patch from April 9.
2273 (output_aranges): Revert my patch from April 9.
2274 (output_ranges): Revert my patch from April 9.
2275 (output_line_info): Revert my patch from April 9.
2276 (add_location_or_const_value_attribute): Revert my patch from April 9.
2277 (dwarf2out_var_location): Revert my patch from April 9.
2278 (dwarf2out_init): Revert my patch from April 9.
2279 (dwarf2out_finish): Revert my patch from April 9.
2280 * function.h (struct function): Revert my patch from April 9.
2281 * opts.c (decode_options): Revert my patch from April 9.
2282 * output.h (unlikely_section_label, hot_section_label,
2283 hot_section_end_label, cold_section_end_label,
2284 unlikely_text_section_name): Revert my patch from April 9.
2285 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2286 * varasm.c (unlikely_section_label, hot_section_label,
2287 hot_section_end_label, cold_section_end_label,
2288 unlikely_text_section_name): Revert my patch from April 9.
2289 (initialize_cold_section_name): Revert my patch from April 9.
2290 (unlikely_text_section): Revert my patch from April 9.
2291 (in_unlikely_text_section): Revert my patch from April 9.
2292 (named_section): Revert my patch from April 9.
2293 (function_section): Revert my patch from April 9.
2294 (current_function_section): Revert my patch from April 9.
2295 (assemble_start_function): Revert my patch from April 9.
2296 (assemble_end_function): Revert my patch from April 9.
2297 (default_section_type_flags_1): Revert my patch from April 9.
2299 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2301 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2302 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2304 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2306 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2309 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2310 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2312 2004-04-12 Richard Henderson <rth@redhat.com>
2314 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2315 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2316 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2317 (UNSPEC_*, UNSPECV_*): Renumber.
2319 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2322 From Richard Henderson <rth@redhat.com>:
2323 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2326 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2328 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2330 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2332 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2333 (bfin_library_id): New variable.
2334 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2335 instead of bfin_library_id_string.
2336 (bfin_handle_option): New function.
2337 (override_options): Remove most code to deal with shared library IDs,
2338 just check they aren't used without -mid-shared-library.
2339 (TARGET_HANDLE_OPTION): Define.
2340 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2341 * config/bfin/bfin.opt (mshared-library-id=): New.
2343 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2345 * tree-vect-transform.c: Fix comment typos.
2347 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2349 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2350 split critical edges when not possible/profitable.
2352 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2354 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2355 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2356 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2357 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2358 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2359 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2360 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2361 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2363 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2364 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2365 * config/ns32k/ns32k.opt: New file.
2367 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2369 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2370 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2371 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2372 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2373 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2374 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2375 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2376 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2377 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2378 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2379 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2380 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2381 (MASK_COLDFIRE): Formatting fixes.
2382 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2383 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2384 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2385 "_current_shared_library_a5_offset_".
2386 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2387 (MASK_ALL_CPU_BITS): New macro.
2388 (m68k_handle_option): New function.
2389 (override_options): Remove handling of m68k_library_id_string.
2390 * config/m68k/m68k.opt: New file.
2391 * config/m68k/ieee.opt: New file.
2393 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2395 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2396 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2397 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2398 (TARGET_CXX): Adjust accordingly.
2399 * target.h (struct gcc_target): Remove epxort_class_data. Add
2400 determine_class_data_visibility and class_data_always_comdat.
2401 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2402 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2403 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2404 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2405 (arm_cxx_determine_class_data_visibility): New.
2406 (arm_cxx_class_data_always_comdat): Likewise.
2407 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2408 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2409 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2410 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2411 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2414 2005-04-11 Devang Patel <dpatel@apple.com>
2416 * tree-data-ref.c (build_classic_dist_vector,
2417 compute_subscript_distance): Make externally visible.
2418 * tree-data-ref.h (build_classic_dist_vector,
2419 compute_subscript_distance): Same.
2420 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2421 Check distance vector against vectorization factor.
2422 (vect_analyze_loop): Determine vectorizaion factor before
2423 analyzing data dependences.
2424 * tree-vectorizer.c (loops_num): Make it externally visible and
2426 * tree-vectorizer.c (vect_loops_num): ... new name.
2427 * tree-vectorizer.h (vect_loops_num): New.
2429 2005-04-11 Devang Patel <dpatel@apple.com>
2431 * tree-vect-analyze.c (vect_analyze_operations): Check
2432 vectorizable codition.
2433 * tree-vect-transform.c (vect_is_simple_cond): New function.
2434 (vectorizable_condition): New function.
2435 (vect_transform_stmt): Handle condition_vec_info_type.
2436 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2437 condition_vec_info_type.
2438 (vectorizable_condition): New.
2440 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2442 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2443 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2444 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2446 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2447 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2449 * dwarf2out.c (output_line_info): Don't try to dereference
2450 a NULL current_function_decl.
2452 * config/t-slibgcc-darwin: Don't put shared libraries in
2453 directories other than $(slibdir).
2454 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2457 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2459 PR tree-optimization/20933
2460 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2461 logic to reject aliases between read-only and writable
2463 (may_alias_p): ... here.
2464 (get_tmt_for): Do not associate read-only tags to pointers
2465 whose pointed-to type is not read-only.
2466 * tree-ssa.c (verify_ssa): Check that memory stores have at
2467 least one V_MAY_DEF or V_MUST_DEF.
2469 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2472 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2473 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2474 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2475 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2477 (fwrite_unlocked): Fix prototype.
2479 * configure, config.in: Regenerate.
2481 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2483 * tree-ssa-loop-im.c: Include real.h.
2484 (determine_invariantness_stmt): If real division divisor is
2485 invariant and flag_unsafe_math_optimizations enabled, generate
2486 invariant reciprocal for hoisting.
2487 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2489 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2491 Fix PR tree-optimization/20926
2493 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2495 2005-04-11 Devang Patel <dpatel@apple.com>
2497 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2500 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2502 * fold-const.c (fold_binary_op_with_conditional_arg):
2503 use fold_buildN instead of "fold (buildN" in some
2505 (fold_unary): Likewise.
2506 (fold_binary): Likewise.
2508 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2510 Fix PR tree-optimization/20612
2511 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2513 (perfect_nestify): preheaderbb is *not* part of loop of the
2516 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2518 * tree-ssa-alias.c (may_alias_p): If the variable
2519 is a global variable and the pointer is parameter
2520 and -fargument-noalias-global is used, then
2521 the pointer cannot alias the variable.
2523 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2525 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2526 * config/sparc/sparc.h: Likewise.
2527 * config/sparc/sparc.md: Likewise.
2529 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2531 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2533 * tree-vrp.c: Fix a comment typo.
2535 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2537 PR tree-optimization/20920
2538 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2539 SSA_NAME flows through an abnormal edge.
2540 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2541 through abnormal edges.
2542 (maybe_add_assert_expr): Likewise.
2544 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2546 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2547 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2548 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2549 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2550 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2551 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2552 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2553 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2554 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2555 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2556 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2557 (TARGET_HANDLE_OPTION): Likewise.
2558 (s390_tune): Initialize to PROCESSOR_max.
2559 (s390_arch_string): Make static.
2560 (s390_tune_string, s390_warn_framesize_string): Delete.
2561 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2562 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2563 (s390_handle_arch_option, s390_handle_option): New functions.
2564 (override_options): Remove parsing of option strings.
2565 * config/s390/s390.opt: New file.
2567 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2569 * tree-complex.c (expand_vector_operations): Call
2570 update_stmt_if_modified.
2572 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2574 * tree-vect-analyze (vect_determine_vectorization_factor):
2575 Do not use GET_MODE_NUNITS.
2576 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2577 (vectorizable_load, vect_transform_loop): Likewise.
2579 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2581 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2582 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2583 * optabs.h (enum optab_index): Add new OTI_lceil.
2584 (lceil_optab): Define corresponding macro.
2585 * optabs.c (init_optabs): Initialize lceil_optab.
2586 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2587 and lceildi2 patterns.
2588 * builtins.c (expand_builtin_int_roundingfn): Handle
2589 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2590 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2591 BUILT_IN_LLCEIL{,F,L}.
2592 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2593 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2594 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2595 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2596 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2597 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2598 into lceil built-in function and (long long int)ceil{,f,l} into
2599 llceil built-in function.
2600 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2603 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2605 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2608 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2610 * config/arm/arm.c: Fix a comment typo.
2611 * doc/tree-ssa.texi: Fix a typo.
2613 2005-04-10 Steven Bosscher <stevenb@suse.de>
2615 * cselib.c (clear_table): Rename to cselib_clear_table.
2616 * cselib.h (cselib_clear_table): Add prototype.
2617 * gcse.c (gcse_main): Make 'f' argument unused.
2618 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2619 of each basic block instead.
2620 (compute_sets, compute_hash_table_work): Likewise.
2621 (constprop_register): Change int 'alter_jumps' argument to bool.
2622 (do_local_cprop): Likewise.
2623 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2624 the insn chain. Explicitly clear the cselib tables after finishing
2625 one basic block. Make sure there are no unterminated libcall blocks.
2626 Update compute_sets call.
2627 (cprop): Walk basic blocks instead of the insn chain.
2628 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2630 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2631 one_cprop_pass calls.
2633 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2635 * combine.c (combine_simplify_rtx): Remove a transformation that
2636 relies on an invalid assumption about rtl sign-extension semantics.
2638 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2640 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2641 to build_int_cst_wide.
2643 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2646 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2647 set the original address pseudo to the correct value before the
2648 original insn, if possible, and leave the insn alone, otherwise
2649 create a new pseudo, set it and replace it in the insn.
2650 * recog.c (validate_change_maybe_volatile): New.
2651 * recog.h (validate_change_maybe_volatile): Declare.
2653 2005-04-09 Caroline Tice <ctice@apple.com>
2655 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2656 Remove targetm.have_named_sections test.
2657 (fix_edges_for_rarely_executed_code): Likewise.
2658 (insert_section_boundary_note): Likewise.
2659 (reorder_basic_blocks): Check partitioning flag before calling
2660 verify_hot_cold_block_grouping.
2661 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2662 the function struct rather than global variables.
2663 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2664 (COLD_END_LABEL): Likewise
2665 (cold_text_section_label): New static global variable.
2666 (cold_end_label): Likewise.
2667 (dwarf2out_switch_text_section): Get hot/cold section labels from
2668 the function struct rather than global variables.
2669 (output_aranges): Use cold_text_section_label and cold_end_label;
2670 check partitioning flag before putting out delta.
2671 (output_ranges): Remove incorrect code attempting to use
2673 (output_line_info): Get cold section label from function struct.
2674 (add_location_or_const_value_attribute): Likewise.
2675 (get_subprogram_die): Get hot/cold section labels from function struct.
2676 (dwarf2out_var_location): Likewise.
2677 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2678 write out cold_text_section_label if partition flag is set.
2679 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2680 * function.h (struct function): Add new fields to point to hot/cold
2681 section labels: hot_section_label, cold_section_label,
2682 hot_section_end_label and cold_section_end_label; also add new field
2683 for cold text section name, unlikely_text_section_name.
2684 * opts.c (decode_options): Turn off partitioning flag if
2685 !targetm.have_named_sections.
2686 * output.h (hot_section_label): Remove.
2687 (hot_section_end_label): Remove.
2688 (cold_section_end_label): Remove.
2689 (unlikely_section_label): Remove.
2690 (unlikely_text_section_name): Remove.
2691 * passes.c (rest_of_handle_final): Remove code that frees
2692 unlikely_text_section_name.
2693 * varasm.c (unlikely_section_label): Remove.
2694 (hot_section_label): Remove.
2695 (hot_section_end_label): Remove.
2696 (cold_section_end_label): Remove.
2697 (unlikely_text_section_name): Remove.
2698 (initialize_cold_section_name): Modify to call
2699 targetm.strip_name_encoding; to store cold section name in current
2700 function struct, if it exists; and to only use the decl_section_name
2701 if flag_named_sections is true.
2702 (unlikely_text_section): Modify to get section name out of current
2703 function struct, if there is one; otherwise build it from
2704 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2705 (in_unlikely_text_section): Likewise.
2706 (named_section): Modify to get/put cold section name in current function
2707 struct, if there is one.
2708 (function_section): Change 'bool unlikely' to 'int reloc'; check
2709 targetm.have_named_sections before calling named_section.
2710 (current_function_section): Likewise.
2711 (assemble_start_function): Modify to get/put unlikely_text_section_name
2712 in current function struct; modify to get hot/cold section labels
2713 from function struct; initialize labels using
2714 ASM_GENERATE_INTERNAL_LABEL;
2715 test partitioning flag before writing out hot section label.
2716 (assemble_end_function): Test partitioning flag before writing out
2717 hot/cold section labels.
2718 (default_section_type_flags_1): Modify to use array instead of
2719 char* for unlikely_text_section_name; set flags correctly for
2720 cold text section if there is not a current function decl.
2722 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2724 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2725 and TI_VA_LIST_FPR_COUNTER_FIELD.
2726 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2727 * tree-pass.h (pass_stdarg): Add.
2728 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2729 * tree-stdarg.c: New file.
2730 * tree-stdarg.h: New file.
2731 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2732 (tree-stdarg.o): Add dependencies.
2733 * function.h (struct function): Add va_list_gpr_size and
2734 va_list_fpr_size fields.
2735 * function.c (allocate_struct_function): Initialize them.
2736 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2737 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2738 (TARGET_INITIALIZER): Add it.
2740 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2741 va_list_{g,f}pr_counter_field.
2742 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2743 area will not be used. Only save registers that tree-stdarg.c
2744 detected they need saving.
2745 (ix86_va_start): Don't set up fields that won't be used.
2747 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2748 va_list_{g,f}pr_counter_field.
2749 (setup_incoming_varargs): Don't do anything if reg_save
2750 area will not be used. Only save registers that tree-stdarg.c
2751 detected they need saving.
2752 (rs6000_va_start): Don't set up fields that won't be used.
2754 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2755 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2756 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2757 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2759 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2762 * config/i386/i386.c (construct_container): Pass empty aligned
2763 struct, union or class in memory.
2765 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2767 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2768 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2769 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2770 config/rs6000/predicates.md: Fix comment typos.
2772 * sched-int.h (haifa_insn_data): Remove blockage and units.
2773 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2774 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2775 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2777 2005-04-09 Jan Hubicka <jh@suse.cz>
2778 Steven Bosscher <stevenb@suse.de>
2780 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2781 * cfgloop.c (get_loop_exit_edges): Likewise.
2782 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2784 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2785 * tree-cfg.c (dump_cfg_status): Likewise.
2787 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2789 * config/rs6000/predicates.md (altivec_register_operand): Remove
2790 redundant match_code test.
2791 (gpc_reg_operand): Same.
2792 (cc_reg_operand): Same.
2793 (cc_reg_not_cr0_operand): Same.
2795 2005-04-09 Jan Hubicka <jh@suse.cz>
2797 Forgotten hunk from my last merge patch:
2798 * final.c (output_addr_const): Do not call mark_referenced.
2800 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2802 * doc/tree-ssa.texi: Add immediate use documentation.
2804 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2806 * arm.c (FL_WBUF): Define.
2807 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2808 (arm_is_6_or_7): Delete.
2809 (arm_tune_wbuf): New.
2810 (arm_override_options): Set arm_tune_wbuf.
2811 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2812 (arm_is_6_or_7): Delete declaration.
2813 (arm_tune_wbuf): New declartion.
2814 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2815 (model_wbuf): Derive from arm_tune_wbuf.
2816 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2817 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2818 (arm740t): Mark CPUs as having a write buffer.
2820 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2822 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2823 of 'const_double_operand' in operand 2 constraints. Update enable
2826 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2828 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2829 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2830 * optabs.h (enum optab_index): Add new OTI_lfloor.
2831 (lfloor_optab): Define corresponding macro.
2832 * optabs.c (init_optabs): Initialize lfloor_optab.
2833 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2834 and lfloordi2 patterns.
2835 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2836 (expand_builtin_int_roundingfn): New function.
2837 (fold_builtin_int_roundingfn): New prototype.
2838 (fold_builtin_int_roundingfn): New function, renamed from
2839 fold_builtin_lround.
2840 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2841 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2842 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2843 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2844 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2845 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2846 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2847 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2848 into lfloor built-in function and (long long int)floor{,f,l} into
2849 llfloor built-in function.
2850 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2853 2005-04-08 Ian Lance Taylor <ian@airs.com>
2855 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2856 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2857 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2858 (DO_COND, DO_BODY): Likewise.
2859 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2860 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2861 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2862 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2863 (build_continue_stmt, build_break_stmt): Don't declare.
2864 (c_do_switch_warnings): Update declaration.
2865 * c-gimplify.c (enum bc_t): Remove.
2866 (struct c_gimplify_ctx, ctxp): Remove.
2867 (push_context, pop_context): Remove static functions.
2868 (c_genericize): Don't call push_context or pop_context.
2869 (begin_bc_block, finish_bc_block): Remove static functions.
2870 (build_bc_goto): Likewise.
2871 (gimplify_c_loop): Likewise.
2872 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2873 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2874 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2875 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2876 * c-common.c (c_do_switch_warnings): Rename from
2877 c_do_switch_warnings_1.
2878 (c_do_switch_warnings) [old version]: Remove.
2879 (c_do_switch_expr_warnings): Remove.
2880 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2881 function instead of c_do_switch_expr_warnings.
2882 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2883 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2884 * c-pretty-print.c (pp_c_statement): Likewise.
2885 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2887 2005-04-08 Devang Patel <dpatel@apple.com>
2889 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2890 While selecting replacement condition pay attention to loop header.
2892 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2894 Merge from tree-cleanup-branch: VRP, store CCP, store
2895 copy-prop, incremental SSA updating of FUD chains and
2896 newly exposed symbols.
2898 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2899 (OBJS-common): Add tree-vrp.o.
2900 (tree-vrp.o): New rule.
2901 * basic-block.h (nearest_common_dominator_for_set): Declare.
2902 * common.opt (ftree-store-ccp): New flag.
2903 (ftree-copy-prop): New flag.
2904 (ftree-vrp): New flag.
2905 (ftree-store-copy-prop): New flag.
2906 * dominance.c (nearest_common_dominator_for_set): New.
2907 * domwalk.c (walk_dominator_tree): Only traverse
2908 statements in blocks marked in walk_data->interesting_blocks.
2909 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2910 * fold-const.c (fold): Handle ASSERT_EXPR.
2911 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2912 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2913 flag_tree_vrp at -O2.
2914 * timevar.def (TV_TREE_VRP): Define.
2915 (TV_TREE_COPY_PROP): Define.
2916 (TV_TREE_STORE_COPY_PROP): Define.
2917 (TV_TREE_SSA_INCREMENTAL): Define.
2918 (TV_TREE_STORE_CCP): Define.
2919 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2920 to kill_redundant_phi_nodes from comment.
2921 (verify_expr): Handle ASSERT_EXPR.
2922 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2923 argument. Update all users.
2924 (mark_call_clobbered_vars_to_rename): Remove. Update all
2926 * tree-flow-inline.h (unmodifiable_var_p): New.
2927 * tree-flow.h (enum value_range_type): Declare.
2928 (struct value_range_def): Declare.
2929 (value_range): Declare.
2930 (remove_all_phi_nodes_for): Remove. Update all users.
2931 (find_phi_node_for): Declare.
2932 (add_type_alias): Declare.
2933 (count_uses_and_derefs): Declare.
2934 (kill_redundant_phi_nodes): Remove.
2935 (rewrite_into_ssa): Remove.
2936 (rewrite_def_def_chains): Remove.
2937 (update_ssa, register_new_name_mapping, create_new_def_for,
2938 need_ssa_update_p, name_registered_for_update_p,
2939 release_ssa_name_after_update_ssa, dump_repl_tbl,
2940 debug_repl_tbl, dump_names_replaced_by,
2941 debug_names_replaced_by, mark_sym_for_renaming,
2942 mark_set_for_renaming, get_current_def, set_current_def,
2943 get_value_range, dump_value_range, debug_value_range,
2944 dump_all_value_ranges, debug_all_value_ranges,
2945 expr_computes_nonzero, loop_depth_of_name,
2946 unmodifiable_var_p): Declare.
2947 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2949 * tree-into-ssa.c (block_defs_stack): Update comment.
2950 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2951 syms_to_rename, names_to_release, repl_tbl,
2952 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2953 need_to_replace_names_p): New locals.
2954 (NAME_SETS_GROWTH_FACTOR): Define.
2955 (struct repl_map_d): Declare.
2956 (struct mark_def_sites_global_data): Add field
2958 (enum rewrite_mode): Declare.
2959 (REGISTER_DEFS_IN_THIS_STMT): Define.
2960 (compute_global_livein): Use last_basic_block instead of
2962 (set_def_block): Remove last argument. Update all callers.
2963 (prepare_use_operand_for_rename): Remove. Update all callers.
2964 (prepare_def_operand_for_rename): Remove. Update all callers.
2965 (symbol_marked_for_renaming): New.
2968 (repl_map_hash): New.
2970 (repl_map_free): New.
2971 (names_replaced_by): New.
2972 (add_to_repl_tbl): New.
2973 (add_new_name_mapping): New.
2974 (mark_def_sites): Assume that all the operands in the
2975 statement are in normal form.
2976 (find_idf): Assert that the block in the stack is valid.
2977 (get_default_def_for): New.
2978 (insert_phi_nodes_for): Add new argument 'update_p'.
2980 If update_p is true, add a new mapping between the LHS of
2981 each new PHI and the name that it replaces.
2982 (insert_phi_nodes_1): Only call find_idf if needed.
2983 (get_reaching_def): Call get_default_def_for.
2984 (rewrite_operand): Remove.
2985 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2986 and REWRITE_THIS_STMT are false.
2987 Assume that all the operands in the statement are in
2989 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2990 (rewrite_virtual_phi_arguments): Remove.
2991 (invalidate_name_tags): Remove.
2992 (register_new_update_single, register_new_update_set,
2993 rewrite_update_init_block, replace_use,
2994 rewrite_update_fini_block, rewrite_update_stmt,
2995 rewrite_update_phi_arguments): New.
2996 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2997 Add arguments 'entry', 'what' and 'blocks'.
2998 Initialize the dominator walker according to 'what' and
3000 Start the dominator walk at 'entry'.
3001 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3002 Use it to configure the dominator walker.
3003 (rewrite_into_ssa): Remove argument 'all'.
3005 (rewrite_all_into_ssa): Remove.
3006 (rewrite_def_def_chains): Remove.
3007 (mark_def_interesting, mark_use_interesting,
3008 prepare_phi_args_for_update, prepare_block_for_update,
3009 prepare_def_site_for, prepare_def_sites,
3010 dump_names_replaced_by, debug_names_replaced_by,
3011 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3012 delete_update_ssa, create_new_def_for,
3013 register_new_name_mapping, mark_sym_for_renaming,
3014 mark_set_for_renaming, need_ssa_update_p,
3015 name_registered_for_update_p, ssa_names_to_replace,
3016 release_ssa_name_after_update_ssa,
3017 insert_updated_phi_nodes_for, update_ssa): New.
3018 * tree-loop-linear.c (linear_transform_loops): Call
3019 update_ssa instead of rewrite_into_ssa.
3020 * tree-optimize.c (vars_to_rename): Remove.
3022 (init_tree_optimization_passes): Replace
3023 pass_redundant_phi with pass_copy_prop.
3025 Replace pass_ccp with pass_store_ccp.
3026 Add pass_store_copy_prop after pass_store_ccp.
3027 (execute_todo): If the TODO_ flags don't include updating
3028 the SSA form, assert that it does not need to be updated.
3029 Call update_ssa instead of rewrite_into_ssa and
3030 rewrite_def_def_chains.
3031 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3032 (tree_rest_of_compilation):
3033 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3034 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3035 TODO_cleanup_cfg): Renumber.
3036 (TODO_verify_loops, TODO_update_ssa,
3037 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3038 TODO_update_ssa_only_virtuals): Define.
3039 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3041 * tree-phinodes.c (make_phi_node): Update documentation.
3042 (remove_all_phi_nodes_for): Remove.
3043 (find_phi_node_for): New.
3044 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3045 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3046 (interpret_rhs_modify_expr): Likewise.
3047 * tree-sra.c (decide_instantiations): Mark all symbols in
3048 SRA_CANDIDATES for renaming.
3049 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3050 (mark_all_v_defs): New function. Update all users to call it
3051 with the whole list of scalarized statements, not just the
3053 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3054 (compute_flow_insensitive_aliasing): If the tag is
3055 unmodifiable and the variable isn't or vice-versa, don't
3056 make them alias of each other.
3057 (setup_pointers_and_addressables): If the type tag for
3058 VAR is about to change, mark the old one for renaming.
3059 (add_type_alias): New.
3060 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3061 (ccp_lattice_t): Rename from latticevalue.
3062 (value): Remove. Update all users.
3063 (const_val): New local variable.
3064 (do_store_ccp): New local variable.
3065 (dump_lattice_value): Handle UNINITIALIZED.
3066 (debug_lattice_value): New.
3067 (get_default_value): Re-write.
3068 (set_lattice_value): Re-write.
3069 (def_to_varying): Remove. Update all users.
3070 (likely_value): Return VARYING for statements that make
3071 stores when STORE_CCP is false.
3072 Return VARYING for any statement other than MODIFY_EXPR,
3073 COND_EXPR and SWITCH_EXPR.
3074 (ccp_initialize): Re-write.
3075 (replace_uses_in, replace_vuse_in, substitute_and_fold):
3076 Move to tree-ssa-propagate.c.
3077 (ccp_lattice_meet): Handle memory stores when
3078 DO_STORE_CCP is true.
3079 (ccp_visit_phi_node): Likewise.
3080 (ccp_fold): Likewise.
3081 (evaluate_stmt): Likewise.
3082 (visit_assignment): Likewise.
3083 (ccp_visit_stmt): Likewise.
3084 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
3088 (do_ssa_store_ccp): New.
3089 (gate_store_ccp): New.
3090 (pass_store_ccp): Declare.
3091 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
3092 (may_propagate_copy): Reformat.
3093 Don't abort if ORIG is a virtual and DEST isn't.
3094 If NEW does not have alias information but DEST does,
3096 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
3097 copy_prop_kind, which_copy_prop): Declare.
3098 (stmt_may_generate_copy, get_copy_of_val,
3099 get_last_copy_of, set_copy_of_val, dump_copy_of,
3100 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
3101 copy_prop_visit_stmt, copy_prop_visit_phi_node,
3102 init_copy_prop, fini_copy_prop, execute_copy_prop,
3103 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
3104 store_copy_prop): New.
3105 (pass_copy_prop, pass_store_copy_prop): Declare.
3106 * tree-ssa-dom.c (struct opt_stats_d): Add fields
3107 'num_const_prop' and 'num_copy_prop'.
3108 (cprop_operand): Update them.
3109 (dump_dominator_optimization_stats): Dump them.
3110 (tree_ssa_dominator_optimize): Call update_ssa instead of
3112 (loop_depth_of_name): Declare extern.
3113 (simplify_cond_and_lookup_avail_expr): Guard against NULL
3114 values for LOW or HIGH.
3115 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
3116 (record_equivalences_from_stmt): Call expr_computes_nonzero.
3117 (cprop_operand): Only propagate if VAL != OP.
3118 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
3119 statement for renaming.
3120 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
3121 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
3122 add_type_alias if necessary.
3123 Call mark_new_vars_to_rename.
3124 (tree_ssa_iv_optimize): If new symbols need to be renamed,
3125 mark every statement updated, call update_ssa and
3126 rewrite_into_loop_closed_ssa.
3127 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
3128 from LIVEIN if VAR is a virtual.
3129 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
3130 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
3131 (get_call_expr_operands): Reformat statement.
3132 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
3134 * tree-ssa-propagate.c (ssa_prop_init): Initialize
3135 SSA_NAME_VALUE for every name.
3136 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3137 get_value_loaded_by): New.
3138 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3139 substitute_and_fold): Move from tree-ssa-ccp.c.
3140 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3141 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3142 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3144 * tree-ssa.c (verify_use): Fix error message.
3145 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3146 check_phi_redundancy, kill_redundant_phi_nodes,
3147 pass_redundant_phi): Remove. Update all users.
3148 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3149 add_type_alias, if necessary.
3150 * tree-vectorizer.h (struct _stmt_vect_info): Update
3151 documentation for field 'memtag'.
3152 * tree-vrp.c: New file.
3153 * tree.def (ASSERT_EXPR): Define.
3154 * tree.h (ASSERT_EXPR_VAR): Define.
3155 (ASSERT_EXPR_COND): Define.
3156 (SSA_NAME_VALUE_RANGE): Define.
3157 (struct tree_ssa_name): Add field 'value_range'.
3158 (PHI_REWRITTEN): Remove.
3159 (struct tree_phi_node): Remove field 'rewritten'.
3160 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3161 -ftree-store-copy-prop): Document.
3162 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3163 Document usage of update_ssa.
3165 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3168 * config/rs6000/predicates.md (altivec_register_operand): Accept
3170 (and64_operand): Do not limit CONST_INT to mask64_operand.
3171 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3172 (and_operand): Do not limit CONST_INT to mask_operand.
3174 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3176 PR rtl-optimization/20466
3177 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3178 for overlap of the address of each list member.
3179 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3181 2005-04-08 Mike Stump <mrs@apple.com>
3183 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3185 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3188 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3190 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3192 * function.c (push_function_context_to): Don't set
3194 * function.h (function): Remove contains_functions.
3195 (current_function_contains_functions): Remove.
3197 * function.h (function): Remove instrument_entry_exit.
3198 (current_function_instrument_entry_exit): Remove.
3200 * function.h (nonlocal_labels): Remove.
3202 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3204 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3205 (check_attr_value, write_attr_get, write_expr_attr_cache,
3206 find_attr, make_internal_attr): Don't reference negative_ok or
3208 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3209 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3210 (ATTR_STATIC): Adjust the value.
3212 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3214 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3216 * config/s390/tpf.h (ASM_SPEC): Define.
3218 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3220 * tree-flow.h: Remove the prototype for
3221 redirect_immediate_uses.
3222 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3224 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3226 * arm.c (arm_const_double_by_parts): New function.
3227 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3228 * arm.md (define_split for 64-bit constants): Add another one.
3230 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3232 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3234 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3236 * system.h: Revert last change.
3238 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3240 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3241 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3242 (TARGET_SWITCHES): Delete.
3243 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3244 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3245 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3246 * config/xtensa/xtensa.opt: New file.
3248 2005-04-08 Ben Elliston <bje@au.ibm.com>
3250 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3251 * config/fp-bit.h: Tidy comments.
3253 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * system.h: Poison PARAMS.
3257 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3259 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3260 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3261 (TARGET_SWITCHES): Delete.
3262 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3263 * config/vax/vax.opt: New file.
3265 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3267 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3269 2005-04-07 Ian Lance Taylor <ian@airs.com>
3271 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3273 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3274 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3277 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3279 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3280 all immediate uses in PHI nodes.
3282 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3284 * arm.c (arm_const_double_inline_cost): Handle any constant by
3285 using gen_lowpart and gen_highpart_mode.
3286 (note_invalid_constants): All constants in an RTX with a constraint
3287 that permits memory are now pushed to the constant pool.
3288 (output_move_double): Delete code to handle reg to reg and
3289 constant to reg moves.
3290 (const_double_needs_minipool, output_mov_immediate): Delete.
3291 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3292 CONST_INT and CONST_VECTOR.
3293 * arm.md (ANY64): New mode macro.
3294 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3295 (movdf_soft_insn): Split reg-reg and const-reg moves.
3296 (split patterns for 64-bit constant and register moves): New.
3297 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3298 (cirrus_movdf_hard_insn): Likewise.
3299 * fpa.md (movdf_fpa): Likewise.
3300 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3301 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3303 (movv2si_internal_2): Likewise.
3304 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3305 (movdf_vfp): Likewise.
3306 * arm-protos.h (output_mov_immediate): Delete prototype.
3308 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3311 * simplify-rtx.c (simplify_unary_operation_1): Check
3312 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3314 2005-04-06 James E Wilson <wilson@specifixinc.com>
3317 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3320 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3322 * coverage.h (GCOV_TYPE_NODE): Delete.
3323 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3324 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3325 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3326 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3327 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3329 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3332 * Makefile.in (gcc.pot): Remove options.c dependency.
3333 * optc-gen.awk: Don't quote help strings with N_().
3335 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3337 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3338 the function returns a pointer type.
3340 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3342 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3343 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3344 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3345 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3346 explicit_uses members.
3347 (get_or_create_used_part_for): Initialize new fields.
3348 (fieldoff_compare): New function.
3349 (create_overlap_variables_for): Count number of fields, use
3350 heuristic to determine whether to create subvars for vars with
3352 Sort the field list by offset and avoid creating duplicate SFT's.
3354 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3356 * c.opt (-F): Remove trailing whitespace from help string.
3357 (-finput-charset): Use a tab to separate the switch name and help
3359 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3360 (-ftree-vectorizer-verbose): Likewise.
3362 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3364 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3365 a PHI argument where a use occurs instead of all PHI arguments.
3367 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3369 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3372 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3374 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3375 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3376 config/bfin/bfin.h: Fix comment typos.
3378 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3380 * doc/install.texi: Update the URL for Jacks.
3381 * doc/sourcebuild.texi: Likewise.
3383 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3386 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3387 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3389 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3391 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3393 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3395 * config/v850/v850-protos.h (override_options): Delete.
3396 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3397 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3398 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3399 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3400 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3401 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3402 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3403 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3404 (OVERRIDE_OPTIONS): Delete.
3405 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3406 (small_memory_info): Remove the value field.
3407 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3409 * config/v850/v850.c (small_memory): Remove the value field.
3410 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3411 (override_options): Delete.
3412 (v850_handle_memory_option, v850_handle_option): New functions.
3413 * config/v850/v850.opt: New file.
3415 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3417 * config.host: Add a section for generic hosts, and a subsection
3418 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3419 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3420 * config/host-darwin.h: New.
3421 * config/x-darwin: New.
3422 * config/i386/host-i386-darwin.c: New.
3423 * config/i386/x-darwin: New.
3424 * config/rs6000/host-darwin.c: Include host-darwin.h.
3425 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3426 (darwin_rs6000_gt_pch_use_address): Likewise.
3427 * config/rs6000/x-darwin: Change name of .o built, update
3428 dependencies for changes to rs6000/host-darwin.c.
3430 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3433 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3435 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3437 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3438 split_loop_exit_edge instead of loop_split_edge_with.
3440 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3442 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3443 UNSPEC_SET_VSCR): New constants, used throughout.
3445 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3447 (altivec_vspltis<VI_char>): ... this pattern, using
3448 a QImode const_int_operand for the immediate.
3449 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3452 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3455 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3457 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3459 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3461 2005-04-06 Ben Elliston <bje@au.ibm.com>
3463 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3464 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3465 macros as living in "this file" and not gcc.h.
3467 2005-04-06 Ben Elliston <bje@au.ibm.com>
3469 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3470 -ftree-live_range_split. Perhaps renamed at some point?
3472 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3475 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3476 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3478 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3480 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3481 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3482 (number_of_iterations_special): New function.
3483 (number_of_iterations_exit): Use number_of_iterations_special.
3484 Use simplify_using_outer_evolutions only at -O3.
3485 (number_of_iterations_cond, tree_simplify_using_condition,
3486 simplify_using_initial_conditions, loop_niter_by_eval,
3487 compare_trees, can_count_iv_in_wider_type_bound,
3488 simplify_using_outer_evolutions): Use fold_build.
3490 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3492 * doc/install.texi (Configuration): Document --with-java-home.
3494 2005-04-05 Richard Henderson <rth@redhat.com>
3498 * config/i386/i386.c (print_operand): Handle vector zeros.
3499 (ix86_split_to_parts): Handle CONST_VECTOR.
3500 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3501 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3502 what modes to tie for MMX and SSE registers.
3503 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3504 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3505 to vector modes as well.
3506 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3507 properly as an input mode.
3509 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3511 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3513 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3515 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3517 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3519 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3520 and local functions, set sse_nregs to 8 and float_in_sse.
3521 (function_arg_advance, function_arg): If float_in_sse, pass
3522 SFmode and DFmode arguments in SSE registers.
3523 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3525 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3526 of -funit-at-a-time.
3528 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3530 * config/i386/i386-protos.h (ix86_function_value): Accept two
3531 arguments, like the target macro.
3532 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3533 * config/i386/i386.c (ix86_function_value): Accept the second
3534 argument of the target macro.
3535 (ix86_function_ok_for_sibcall): Pass a function pointer to
3536 ix86_function_value.
3537 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3538 call to ix86_value_regno).
3539 (ix86_value_regno): Add support for returning floating point values
3542 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3544 PR tree-optimization/20076
3545 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3546 that call __builtin_return or __builtin_apply_args.
3548 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3550 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3551 Use immediate use iterator.
3552 (stmt_is_bumper_for_loop): Use immediate use iterator.
3553 * predict.c (strip_builtin_expect): Use update_stmt.
3554 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3555 on all elements of a STATEMENT_LIST.
3556 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3557 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3558 (bsi_replace): Mark stmt as modified and the update it.
3559 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3560 (expand_complex_libcal): Call update_stmt.
3561 (expand_complex_comparison): Call mark_stmt_modified.
3562 (expand_complex_operations_1): Call update_stmt_if_modified.
3563 (expand_vector_operations_1): Call mark_stmt_modified.
3564 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3565 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3566 add_immediate_use, redirect_immediate_use,
3567 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3568 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3569 (mark_new_vars_to_rename): Call update_stmt.
3570 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3571 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3573 (unmodify_stmt): Delete.
3574 (update_stmt): New. Force an update of a stmt.
3575 (update_stmt_if_modified): update a stmt if it is out of date.
3576 (get_stmt_operands): Verify stmt is NOT modified.
3577 (stmt_modified_p): Update comment.
3578 (delink_imm_use): Remove a use node from its immuse list.
3579 (link_imm_use_to_list): Link a use node to a specific list.
3580 (link_imm_use): Link a node to the correct list.
3581 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3582 it in the correct list, if appropriate.
3583 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3584 (relink_imm_use): Link a use node in place of another node in a list.
3585 (relink_imm_use_stmt): LInk a node in place of another node, and set
3587 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3588 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3589 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3590 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3591 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3592 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3593 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3594 (has_zero_uses): New. Return true if there are no uses of a var.
3595 (has_single_use): New. Return true if there is only a single use of a
3597 (single_imm_use): New. Return the simgle immediate use.
3598 (num_imm_uses): New. Return the number of immediate uses.
3599 (get_v_must_def_ops): Use is now a pointer.
3600 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3601 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3603 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3604 (delink_stmt_imm_use): Delink all immuses from a stmt.
3605 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3606 * tree-flow.h (struct dataflow_d): Delete.
3607 (immediate_use_iterator_d): New. Immediate use iterator struct.
3608 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3609 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3610 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3612 (struct stmt_ann_d): Remove dataflow_t from struct.
3613 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3614 (if_convertible_phi_p): Use FAST immuse iterator.
3615 (if_convertible_loop_p): Don't call compute_immediate_uses.
3616 (replace_phi_with_cond_modify_expr): Call update_stmt.
3617 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3618 update_stmt_if_modified.
3619 (rewrite_all_into_ssa): Initialize ssa operands.
3620 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3621 compute_immediate_uses.
3622 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3623 ssa_property is available.
3624 (execute_one_pass): Change parameters passed to execute_todo.
3625 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3626 (remove_ssa_form): Call fini_ssa_operands.
3627 (insert_backedge_copies): Delete call to modify_stmt.
3628 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3629 (release_phi_node): Delink any use nodes before releasing.
3630 (resize_phi_node): Relink any use nodes.
3631 (remove_phi_arg_num): Delink the use node.
3632 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3633 (remove_all_phi_nodes_for): Release phi node first.
3634 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3635 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3636 (scalarize_use, scalarize_copy): Call update_stmt.
3637 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3638 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3639 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3640 (ccp_initialize): Remove call to compute_immediate_uses.
3641 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3642 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3644 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3645 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3646 (eliminate_redundant_computations): Call mark_stmt_modified.
3647 (cprop_operand): Call mark_stmt_modified.
3648 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3649 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3650 (dse_optimize_stmt): Use new immuse interface.
3651 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3652 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3653 (substitute_single_use_vars): Use new immuse interface.
3654 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3655 and compute_immediate_uses.
3656 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3658 (rewrite_mem_refs): Call update_stmt.
3659 (determine_lsm): Remove call to compute_imm_uses and free_df.
3660 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3661 (try_unroll_loop_completely): Call update_stmt.
3662 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3663 (rewrite_use_compare): Call update_stmt.
3664 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3665 (rewrite_use) : Call update_stmt.
3666 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3667 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3669 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3670 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3671 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3673 (initialize_vuse_operand): New. Initialize a vuse operand.
3674 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3675 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3676 (finalize_ssa_defs): Use stmt parameter.
3677 (correct_use_link): Ensure a use node is in the correct list, and has
3678 the correct stmt pointer.
3679 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3680 finalize_ssa_v_must_defs): Also initialize use nodes.
3681 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3682 (build_ssa_operands): Seperate parsing from final operand construction.
3683 (parse_ssa_operands): New. Parse entry point for operand building.
3684 (swap_tree_operands): New. Swap 2 tree operands.
3685 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3687 (get_expr_operands): Call swap_tree_operands when needed.
3688 (copy_virtual_operands): Use initialize routines for virtual use ops.
3689 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3690 (verify_abort): New. Issue imm_use error.
3691 (verify_imm_links): New Verify imm_use links for a var.
3692 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3693 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3694 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3695 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3696 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3697 (NULL_USE_OPERAND_P) Define.
3698 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3700 (struct vuse_operand_type): New struct.
3701 (SET_USE): Call set_ssa_use_from_ptr.
3703 (PHI_ARG_INDEX_FROM_USE): Define.
3704 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3705 argument via SET_USE, not PHI_ARG_DEF_TREE.
3706 * tree-ssa-pre.c (eliminate): Call update_stmt.
3707 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3709 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3710 (nearest_common_dominator_of_uses): Use imm_use iterator.
3711 (statement_sink_location): Use imm_use iterator and interface.
3712 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3713 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3714 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3715 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3716 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3717 if new parameter is true.
3718 (init_tree_ssa): Don't initialize operand cache here.
3719 (delete_tree_ssa): Don't destroy operand cache here.
3720 (propagate_into_addr): Pass in a use pointer, return true if anything
3722 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3723 (check_phi_redundancy): Use imm_use iterator.
3724 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3726 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3727 (release_ssa_name): Delink node and all elements in its imm_use list.
3728 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3729 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3730 * tree-vectorizer.c (need_imm_uses_for): Delete.
3731 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3732 * tree.h (struct ssa_imm_use_d): Define.
3733 (SSA_NAME_IMM_USE_NODE): Define.
3734 (struct tree_ssa_name): Add imm_use node.
3736 (PHI_ARG_IMM_USE_NODE): Define.
3737 (struct phi_arg_d): Add imm_use node.
3738 (struct tree_phi_node): Remove struct dataflow_d element.
3739 (TDF_STMTADDR): Define.
3741 2005-04-05 Dale Johannesen <dalej@apple.com>
3743 * doc/invoke.texi (Optimization Options): Remove
3744 duplicate -fcse-follow-jumps. Add -fweb.
3745 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3746 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3748 2005-04-05 Per Bothner <per@bothner.com>
3750 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3751 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3752 (warn_uninit): Get EXPR_LOCUS from context now instead.
3753 This fixes a USE_MAPPED_LOCATION testsuite failure.
3755 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3757 2005-04-05 Per Bothner <per@bothner.com>
3759 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3760 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3761 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3764 2004-04-05 Devang Patel <dpatel@apple.com>
3766 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3767 (lhsr<mode>3): ... new name.
3768 (altivec_vsra<VI_char>): Rename to ..
3769 (ashr<mode>3): ... new name.
3770 * config/rs6000/rs6000.c (builtin_description): Rename shift
3773 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3775 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3776 gen_lowpart_for_combine.
3777 * cse.c (gen_lowpart_if_possible): Move...
3778 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3780 (gen_lowpart_no_emit_general): Use it.
3782 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3784 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3787 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3789 * system.h: Fix typo.
3791 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3793 * config/bfin/bfin-modes.def: New file.
3794 * config/bfin/bfin-protos.h: New file.
3795 * config/bfin/bfin.c: New file.
3796 * config/bfin/bfin.h: New file.
3797 * config/bfin/bfin.md: New file.
3798 * config/bfin/bfin.opt: New file.
3799 * config/bfin/crti.s: New file.
3800 * config/bfin/crtn.s: New file.
3801 * config/bfin/elf.h: New file.
3802 * config/bfin/lib1funcs.asm: New file.
3803 * config/bfin/predicates.md: New file.
3804 * config/bfin/t-bfin: New file.
3805 * config/bfin/t-bfin-elf: New file.
3806 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3807 Document new attributes.
3808 (interrupt, interrupt_handler, saveall): Update documentation for
3810 * doc/install.texi (Specific): Add entry for the Blackfin.
3811 * doc/invoke.texi (Blackfin Options): New section.
3812 * doc/md.texi (Blackfin family): New section to document constraints.
3813 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3815 2005-04-05 Olivier Hainque <hainque@adacore.com>
3817 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3818 match what the system unwinder expects.
3819 * config/mips/mips.c (mips_frame_set): If we're saving the return
3820 address register and the dwarf return address column number differs
3821 from the hard register number, adjust the note reg to refer to the
3824 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3826 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3827 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3828 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3829 (processor_type): New enum.
3830 (mn10300_processor): New variable.
3831 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3832 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3833 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3834 (PROCESSOR_DEFAULT): New macro.
3835 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3836 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3837 (mn10300_handle_option, mn10300_override_options): New functions.
3838 * config/mn10300/mn10300.opt: New file.
3840 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3841 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3843 PR tree-optimization/19903
3844 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3845 that don't fit in their type after conversion.
3847 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3850 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3851 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3852 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3853 flag here. Implement using define_insn_and_split.
3854 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3855 (frndintxf2_mask_pm_i387): New insn patterns.
3856 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3857 Do not set ix86_optimize_mode_switching flag.
3858 (ceilsf2, ceildf2, ceilxf2): Same.
3859 (btruncsf2, btruncdf2, btruncxf2): Same.
3860 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3862 2005-04-05 Ian Lance Taylor <ian@airs.com>
3865 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3866 i386_pe_record_external_function.
3867 (i386_pe_record_external_function): Update declaration.
3868 * config/i386/winnt.c (struct extern_list): Add decl field.
3869 (i386_pe_record_external_function): Add decl parameter.
3870 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3872 * config/i386/i386-protos.h (i386_pe_record_external_function):
3875 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3877 * config/m68k/m68k-protos.h: Add a prototype for
3878 valid_dbcc_comparison_p_2.
3879 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3880 extend_operator, const_uint32_operand, const_sint32_operand,
3881 general_src_operand, nonimmediate_src_operand,
3882 memory_src_operand, post_inc_operand, pre_dec_operand,
3883 pcrel_address): Move to predicates to predicates.md.
3884 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3885 * config/m68k/m68k.md: Include predicates.md.
3886 * config/m68k/predicates.md: New.
3888 2005-04-04 Roger Sayle <roger@eyesopen.com>
3890 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3892 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3894 2005-04-04 Ian Lance Taylor <ian@airs.com>
3896 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3898 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3899 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3900 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3901 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3902 * c-common.c (c_do_switch_warnings_1): New static function broken
3903 out of c_do_switch_warnings.
3904 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3905 (c_do_switch_expr_warnings): New function.
3906 * c-common.h (c_do_switch_expr_warnings): Declare.
3908 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3909 Daniel Jacobowitz <dan@codesourcery.com>
3911 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3913 * rtlanal.c (may_trap_p): Same.
3915 2005-04-04 Dale Johannesen <dalej@apple.com>
3917 * ChangeLog: remove reference to ChangeLog.12.
3919 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3921 CRIS epilogue as RTL.
3922 * config/cris/cris.md: Change all 0 in unspec 0 to
3924 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3925 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3927 ("return"): Change to define_expand. Call cris_expand_return for
3929 ("*return_expanded"): New pattern.
3930 ("epilogue"): New define_expand.
3931 * config/cris/cris.h (PREDICATE_CODES): Add
3932 cris_load_multiple_op.
3933 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3935 (enum cris_retinsn_type): New.
3936 (struct machine_function): New member return_type.
3937 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3938 (cris_target_asm_function_epilogue): Remove, moving RTLified
3940 (cris_expand_epilogue): New function.
3941 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3942 (cris_gen_movem_load, cris_load_multiple_op)
3943 (cris_return_address_on_stack_for_return, cris_expand_return): New
3945 (cris_target_asm_function_prologue)
3946 (cris_initial_frame_pointer_offset): Call
3947 cris_reg_saved_in_regsave_area instead of complicated expression.
3948 Call cris_return_address_on_stack instead of an expression.
3949 (cris_print_operand) <case 'o', case 'O'>: New cases.
3950 (cris_return_address_on_stack): Change return-type to bool.
3951 (cris_simple_epilogue): Ditto. Return false if registers are
3953 * config/cris/cris-protos.h (cris_simple_epilogue)
3954 (cris_return_address_on_stack): Adjust prototype return type.
3955 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3956 (cris_return_address_on_stack_for_return): New prototypes.
3958 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3960 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3961 gpr_or_int12_operand.
3963 * config/frv/frv-protos.h: Add a prototype to
3964 frv_legitimate_memory_operand and frv_const_unspec_p.
3965 (frv_unspec): Move from frv.c.
3966 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3967 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3968 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3969 gpr_or_fpr_operand, gpr_or_int12_operand,
3970 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3971 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3972 int6_operand, int5_operand, uint5_operand, uint4_operand,
3973 uint1_operand, int_2word_operand, uint16_operand,
3974 upper_int16_operand, integer_register_operand,
3975 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3976 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3977 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3978 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3979 move_destination_operand, movcc_fp_destination_operand,
3980 frv_function_symbol_referenced_p, move_source_operand,
3981 condexec_dest_operand, condexec_source_operand,
3982 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3983 const_unspec_operand, gpr_or_memory_operand,
3984 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3985 icc_operand, fcc_operand, cc_operand, icr_operand,
3986 fcr_operand, cr_operand, call_operand, sibcall_operand,
3987 symbolic_operand, relational_operator,
3988 integer_relational_operator, float_relational_operator,
3989 ccr_eqne_operator, minmax_operator,
3990 condexec_si_binary_operator, condexec_si_media_operator,
3991 condexec_si_divide_operator, condexec_si_unary_operator,
3992 condexec_sf_conv_operator, condexec_sf_add_operator,
3993 condexec_memory_operand, intop_compare_operator, acc_operand,
3994 even_acc_operand, quad_acc_operand, accg_operand: Move to
3996 * config/frv/frv.h (PREDICATE_CODES): Remove.
3997 * config/frv/frv.md: Include predicates.md.
3998 * config/frv/predicates.md: New.
4000 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4003 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4004 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4005 (add_standard_iv_candidates_for_size): New function, extracting code
4006 from add_standard_iv_candidates and parameterizing it by type size.
4007 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4009 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4011 * system.h (GCOV_SIZE_TYPE): Unposion.
4012 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4013 (GCOV_TYPE_SIZE): ...this new macro.
4014 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4015 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4016 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4017 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4018 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4019 instead of unsigned_intSI_type_node.
4020 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4021 (rtl_gen_one_value_profiler_no_edge_manipulation)
4022 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4023 * value-prof.c: Include coverage.h.
4025 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4026 Diego Novillo <dnovillo@redhat.com>
4028 Fix PR tree-optimization/20703
4029 Fix PR tree-optimization/20725
4031 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4032 (create_expression_by_pieces): Ditto.
4033 (valid_in_set): Ditto. Also handle tcc_declaration.
4034 (find_or_generate_expression): Handle comparison class.
4035 (insert_into_preds_of_block): Ditto.
4036 (insert_aux): Ditto.
4037 (create_value_expr_from): Handle comparison class, recursively
4038 handle reference nodes.
4039 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4040 (execute_pre): Fix spacing.
4041 (do_fre): Renamed to execute_fre.
4043 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4045 * doc/invoke.texi (SPARC options): Document that
4046 -mlittle-endian is not supported on Linux either.
4048 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4052 * config.gcc (Obsolete configurations): Remove
4053 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4054 (sparclite-*-coff*): Delete.
4055 (sparclite-*-elf*): Likewise.
4056 (sparc86x-*-elf*): Likewise.
4057 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4058 * config/sparc/lite.h: Delete.
4059 * config/sparc/litecoff.h: Likewise.
4060 * config/sparc/liteelf.h: Likewise.
4061 * config/sparc/sp86x-elf.h: Likewise.
4062 * config/sparc/t-sparclite: Likewise.
4063 * config/sparc/t-sp86x: Likewise.
4065 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4067 * config/s390/s390-protos.h: (s390_comparison,
4068 s390_alc_comparison, s390_slb_comparison, const0_operand,
4069 consttable_operand, larl_operand, s_operand,
4070 shift_count_operand, bras_sym_operand, load_multiple_operation,
4071 store_multiple_operation, s390_plus_operand): Remove prototypes.
4072 (s390_legitimate_address_without_index_p): New prototype.
4073 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
4075 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
4076 const0_operand, consttable_operand, larl_operand, s_operand,
4077 shift_count_operand, bras_sym_operand, load_multiple_operation,
4078 store_multiple_operation, s390_plus_operand): Move to
4080 (check_mode): Remove.
4081 (s390_branch_condition_mask): Remove 'static'. Move prototype to
4083 (s390_legitimate_address_without_index_p): New.
4084 * config/s390/s390.h (PREDICATE_CODES): Remove.
4085 * config/s390/s390.md: Include predicates.md.
4086 * config/s390/predicates.md: New.
4088 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4091 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
4092 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
4093 (NEED_INDICATE_EXEC_STACK): Define to 1.
4094 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
4095 (NEED_INDICATE_EXEC_STACK): Define to 1.
4096 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
4097 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
4098 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
4099 (pic_helper_emitted_p): New global.
4100 (emit_pic_helper): New function extracted from...
4101 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
4102 Do not call emit_pic_helper if delay_pic_helper is true.
4103 (sparc_expand_prologue): Pass 'false' to load_pic_register.
4104 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
4105 (sparc_file_end): New function.
4107 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4109 * config/mcore/mcore-protos.h: Remove the prototypes for
4110 mcore_arith_reg_operand, mcore_general_movsrc_operand,
4111 mcore_general_movdst_operand, mcore_reload_operand,
4112 mcore_arith_J_operand, mcore_arith_K_operand,
4113 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
4114 mcore_arith_K_S_operand, mcore_arith_imm_operand,
4115 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4116 mcore_literal_K_operand, mcore_addsub_operand,
4117 mcore_compare_operand, mcore_load_multiple_operation,
4118 mcore_store_multiple_operation, mcore_call_address_operand.
4119 Add a prototype for const_ok_for_mcore.
4120 * config/mcore/mcore.c (mcore_call_address_operand,
4121 mcore_general_movsrc_operand, mcore_general_movdst_operand,
4122 mcore_arith_reg_operand, mcore_reload_operand,
4123 mcore_arith_J_operand, mcore_arith_K_operand,
4124 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
4125 mcore_arith_M_operand, mcore_arith_imm_operand,
4126 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4127 mcore_literal_K_operand, mcore_addsub_operand,
4128 mcore_compare_operand, mcore_load_multiple_operation,
4129 mcore_store_multiple_operation): Move to predicates.md.
4130 (const_ok_for_mcore): Export.
4131 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
4132 * config/mcore/mcore.md: Include predicates.md.
4133 * config/mcore/predicates.md: New.
4135 * config/mcore/predicates.md: Fix a comment typo.
4137 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4138 Adrian Straetling <straetling@de.ibm.com>
4140 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4141 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4142 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4144 ("imul"): Removed from "type" attribute.
4145 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4146 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4147 Changed type to imulsi.
4148 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4150 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4152 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4153 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4154 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4155 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4156 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4157 (TARGET_SWITCHES, mcore_stack_increment_string)
4158 (TARGET_OPTIONS): Delete.
4159 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4160 than *_BIT constants.
4161 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4162 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4163 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4164 (mcore_override_options): Delete mcore_stack_increment code.
4165 Change use of M340_BIT to MASK_M340.
4166 * config/mcore/mcore.opt: New file.
4168 2005-04-04 Ian Lance Taylor <ian@airs.com>
4170 * config/arm/arm.c (replace_symbols_in_block): Remove static
4173 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4175 * config/fr30/fr30-protos.h: Remove the prototypes for
4176 stack_add_operand, add_immediate_operand,
4177 high_register_operand, low_register_operand, call_operand,
4178 di_operand, and nonimmediate_di_operand.
4179 * config/fr30/fr30.c (stack_add_operand,
4180 add_immediate_operand, high_register_operand,
4181 low_register_operand, call_operand, di_operand,
4182 nonimmediate_di_operand): Move to predicates.md.
4183 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4184 * config/fr30/fr30.md: Include predicates.md.
4185 * config/fr30/predicates.md: New.
4187 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4188 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4189 mcore_call_address_operand.
4191 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4192 general_movsrc_operand.
4194 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4196 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4199 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4202 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4205 2005-04-04 Richard Henderson <rth@redhat.com>
4206 Jakub Jelinek <jakub@redhat.com>
4208 PR rtl-optimization/16104
4209 * fold-const.c (fold_unary): Fix folding of vector conversions.
4211 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4213 * config.gcc (xstormy16-*-elf): Set extra_options.
4214 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4215 * config/stormy16/stormy16.opt: New file.
4217 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4219 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4220 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4221 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4222 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4223 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4224 (TARGET_UNIX_ASM): Delete.
4225 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4226 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4227 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4228 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4229 * config/pdp11/pdp11.opt: New file.
4231 2005-04-03 Roger Sayle <roger@eyesopen.com>
4232 Alexandre Oliva <aoliva@redhat.com>
4235 * fold-const.c (non_lvalue): Split tests into...
4236 (maybe_lvalue_p): New function.
4237 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4238 C++ front-end prior to lowering into gimple form.
4240 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4242 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4243 BUILT_IN_STRNCASECMP): New.
4244 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4247 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4250 * arm.md (addsi3_compare0_for_combiner): Delete.
4251 (addsi3_compare0_scratch_for_combiner): Delete.
4252 (cmpsi_neg_shiftsi): Delete.
4253 (compare_negsi_si): New pattern.
4254 (cmpsi_negshiftsi_si): New pattern.
4255 (negated_cbranchsi4): Restrict to equality_operator.
4257 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4260 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4262 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4265 * doc/install.texi: Fix a typo.
4267 2005-04-03 Steven Bosscher <stevenb@suse.de>
4270 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4271 a computed goto if the edge to the computed goto block has
4272 incoming abnormal edges. Clarify how the function works.
4274 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4276 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4277 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4278 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4279 hash_scan_set, reg_set_between_after_reload_p,
4280 reg_used_between_after_reload_p, get_avail_load_store_reg,
4281 eliminate_partially_redundant_load): Likewise.
4282 * postreload.c (reload_cse_simplify_set,
4283 reload_combine_note_use): Likewise.
4284 * predict.c (predict_insn, expected_value_to_br_prob,
4285 propagate_freq, expensive_function_p): Likewise.
4286 * print-rtl.c (print_rtx): Likewise.
4287 * profile.c (instrument_edges, instrument_values,
4288 compute_branch_probabilities, branch_prob, union_groups,
4289 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4290 * protoize.c (in_system_include_dir, file_could_be_converted,
4291 file_normally_convertible, gen_aux_info_file, seek_to_line,
4292 do_cleaning): Likewise.
4293 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4294 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4295 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4297 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4299 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4300 * modulo-sched.c (undo_replace_buff_elem): New structure.
4301 (kernel_number_of_cycles, ps_unschedule_node,
4302 undo_generate_reg_moves,free_undo_replace_buff,
4303 undo_permute_partial_schedule, loop_single_full_bb_p,
4304 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4305 build_loops_structure, get_sched_window): New.
4306 (generate_reg_moves): Return undo_replace_buff_elem and other
4308 (generate_prolog_epilog): Remove old loop versioning.
4309 (sms_schedule): Use loop information and loop_version.
4310 (sms_schedule_by_order): Split part of it to get_sched_window.
4311 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4312 cfg_layout_finalize and free_dominance_info before/after SMS.
4314 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4316 * cfghooks.c (lv_flush_pending_stmts,
4317 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4318 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4319 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4320 lv_add_condition_to_bb,
4321 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4322 flush_pending_stmts): New in cfg_hooks structure.
4323 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4324 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4325 lv_add_condition_to_bb): New declarations.
4326 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4328 (loop_version): Declare.
4329 * cfgloopmanip.c (cfghooks.h): Include.
4330 (duplicate_loop_to_header_edge): Change return type to bool.
4331 (loop_version, lv_adjust_loop_entry_edge): Move here.
4332 * cfgrtl.c (cfgloop.h): Include.
4333 (rtl_verify_flow_info_1): Fix.
4334 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4335 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4337 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4338 tree_lv_add_condition_to_bb): New.
4339 (tree_cfg_hooks): Add new hooks to initialization.
4340 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4341 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4343 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4345 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4346 xstormy16_below100_or_register,
4347 xstormy16_splittable_below100_or_register, and
4348 nonimmediate_nonstack_operand.
4350 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4351 xstormy16_ineqsi_operator, equality_operator,
4352 inequality_operator, shift_operator,
4353 xstormy16_below100_operand, xstormy16_below100_or_register,
4354 xstormy16_splittable_below100_or_register,
4355 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4356 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4357 equality_operator, inequality_operator,
4358 xstormy16_below100_operand, xstormy16_below100_or_register,
4359 xstormy16_splittable_below100_or_register,
4360 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4361 nonimmediate_nonstack_operand, shift_operator): Move to
4363 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4364 * config/stormy16/stormy16.md: Include predicates.md.
4365 * config/stormy16/predicates.md: New.
4367 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4369 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4370 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4371 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4372 move_operand, power_of_2_operand): Move to predicates.md.
4373 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4374 PREDICATE_CODE): Remove.
4375 * config/iq2000/iq2000.md: Include predicates.md.
4376 * config/iq2000/predicates.md: New.
4378 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4380 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4381 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4382 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4383 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4384 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4385 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4386 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4387 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4388 (TARGET_M68HC11): Delete.
4389 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4390 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4391 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4392 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4393 (nb_soft_regs): Delete.
4394 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4395 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4396 and MASK_M6812 being set simultaneously. Change the code that sets
4397 the default m68hc11_soft_reg_count to use integers instead of strings.
4398 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4399 m68hc11_soft_reg_count (which now has an int type) as the number
4401 * config/m68hc11/m68hc11.opt: New file.
4403 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4405 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4406 fp_displacement_operand, sp_displacement_operand.
4408 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4410 Remove the prototypes for tst_operand, cmp_operand,
4411 stack_register_operand, d_register_operand,
4412 hard_addr_reg_operand, splitable_operand,
4413 m68hc11_logical_operator, m68hc11_arith_operator,
4414 m68hc11_non_shift_operator, m68hc11_shift_operator,
4415 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4416 non_push_operand, hard_reg_operand, and
4417 reg_or_some_mem_operand.
4418 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4420 (tst_operand, cmp_operand, non_push_operand,
4421 splitable_operand, reg_or_some_mem_operand,
4422 stack_register_operand, d_register_operand,
4423 hard_addr_reg_operand, hard_reg_operand,
4424 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4425 m68hc11_arith_operator, m68hc11_non_shift_operator,
4426 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4428 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4429 * config/m68hc11/m68hc11.md: Include predicates.md.
4430 * config/m68hc11/predicates.md: New.
4432 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4435 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4436 change checked in along with 2005-03-03's patch for debug/20253.
4437 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4438 (remap_decl): Insert type decl in map earlier.
4440 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4442 PR tree-optimization/20640
4443 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4444 post-dominator if it has phi nodes.
4445 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4446 before dead statements.
4448 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4451 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4453 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4455 PR rtl-optimization/20290
4456 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4457 in every iteration if the entry point is the exit test.
4459 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4461 * config/cris/cris.md (attribute "length"): Define.
4463 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4465 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4466 (word_offset_memref_operand): New.
4467 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4468 (indexed_or_indirect_operand): Delete.
4469 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4470 (indexed_or_indirect_operand): Delete.
4472 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4475 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4478 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4479 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4481 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4483 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4485 2005-04-01 Ian Lance Taylor <ian@airs.com>
4487 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4488 (rus, prus): Remove static variables.
4489 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4490 (process_command): Permit report_times and use_pipes together.
4492 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4494 * c-decl.c (validate_proto_after_old_defn): Look at
4495 TYPE_MAIN_VARIANT of argument types.
4497 2005-04-01 Paul Brook <paul@codesourcery.com>
4499 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4500 (arm_output_function_epilogue): Allow call_via_SP.
4501 (thumb_call_via_reg, arm_file_end): Ditto.
4502 * config/arm/arm.h (struct machine_function): Include space for SP.
4503 (thumb_call_via_label): Update declaration.
4505 2005-04-01 Ian Lance Taylor <ian@airs.com>
4507 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4508 doing a peephole optimization, once again put any notes in the
4511 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4513 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4515 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4517 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4518 (block_alloc, find_free_reg): Likewise.
4519 * loop-doloop.c (doloop_modify): Likewise.
4520 * loop-invariant.c (record_use): Likewise.
4521 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4522 get_iv_value, canon_condition, eliminate_implied_condition,
4523 eliminate_implied_condition, simplify_using_initial_values,
4524 shorten_into_mode, canonicalize_iv_subregs,
4525 iv_number_of_iterations): Likewise.
4526 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4527 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4528 unswitch_loop): Likewise.
4529 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4530 move_movables, replace_call_address, find_and_verify_loops,
4531 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4532 record_giv, final_giv_value, general_induction_var,
4533 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4534 loop_giv_dump): Likewise.
4536 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4537 GCOV_CHECK_WRITING): Remove.
4538 (gcov_position, gcov_rewrite): Use gcc_assert.
4539 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4540 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4541 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4544 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4546 * tree-inline.c: Fix a typo.
4548 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4550 * configure.ac (enable-checking): Explicitly set all variables for
4551 collective switch values. Alphabetize variables. Rename
4552 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4554 * doc/install.texi (enable-checking): Update documentation.
4555 * configure: Rebuilt.
4557 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4559 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4562 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4564 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4565 Also reject cases where this pattern will cause load delay stalls
4566 unless optimizing for size and it will produce a shorter sequence.
4567 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4568 variants to avoid pre-adjusting the base when possible.
4570 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4572 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4573 the frame and argument pointers.
4574 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4575 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4576 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4577 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4578 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4579 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4581 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4583 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4584 with entry for selectany attribute.
4585 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4587 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4588 (i386_pe_asm_named_section): Handle sections generated by
4589 selectany attribute.
4590 * doc/extend.texi (selectany): Document attribute.
4592 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4593 Jan Hubicka <jh@suse.cz>
4595 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4596 to fix addresses involving EBP and ESP.
4597 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4598 for SUBREGed registers.
4599 (legitimate_address_p): Accept SUBREGed registers.
4601 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4604 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4605 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4608 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4610 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4612 2005-04-01 James E Wilson <wilson@specifixinc.com>
4615 * dwarf2out.c (rtl_for_decl_init): New function.
4616 (rtl_for_decl_location): Extracted from here.
4617 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4618 add_const_value_attribute. Delete initializer_constant_valid_p call.
4620 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4622 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4623 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4624 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4625 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4626 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4627 config/i386/i386.md, config/rs6000/predicates.md,
4628 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4629 config/s390/s390.c, config/stormy16/stormy16.c,
4630 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4633 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4636 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4637 COND_EXPR and CALL_EXPR.
4639 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4642 * genautomata.c (first_cycle_unit_presence): Check all alternative
4643 states for unit presence.
4645 * doc/md.texi: Remove remark about impossibility to query unit
4646 presence in non nondeterministic automaton state.
4648 * config/ia64/ia64.c (get_template): Change order of unit querying.
4650 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4652 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4655 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4657 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4658 flag for edges outside any loops.
4660 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4662 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4664 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4666 * tree-ssa-alias.c: Follow spelling conventions.
4667 * doc/tree-ssa.texi: Fix a typo.
4669 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4671 * postreload-gcse.c: Include target.h.
4672 (gcse_after_reload_main): Return early if we cannot modify jumps.
4673 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4675 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4677 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4678 expensive operations.
4680 2005-03-31 Ian Lance Taylor <ian@airs.com>
4682 * collect2.c (lderrout): New variable.
4683 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4684 if it is set, to stderr.
4685 (handler): Unlink lderrout if it is set.
4686 (dump_file): Add "to" parameter. Change all callers.
4687 (main): Initialize lderrout.
4688 (collect_execute): Add errname parameter. Change all callers.
4689 Rename redir parameter to outname. Never pass
4690 PEX_STDERR_TO_STDOUT to pex_run.
4691 * collect2.h (collect_execute, dump_file): Update declarations.
4692 * tlink.c (tlink_execute): Add errname parameter. Change all
4694 (do_tlink): Check lderrout as well as ldout.
4696 2005-03-31 Caroline Tice <ctice@apple.com>
4698 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4699 (bb-reorder.o): Add errors.h to list of requirements.
4700 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4701 profiledbootstrap flags.
4702 * bb-reorder.c (errors.h): Add new include.
4703 (struct bbro_basic_block_data_def): Add new field, in_trace.
4704 (add_unlikely_executed_notes): Remove function.
4705 (mark_bb_for_unlikely_executed_section): Remove function.
4706 (insert_section_boundary_note): New function.
4707 (verify_hot_cold_block_grouping): New function.
4708 (push_to_next_round_p): Remove variables and tests that push all
4709 cold blocks to last round.
4710 (find_traces): Remove code that added extra round of trace finding
4711 when doing partitioning.
4712 (find_traces_1_round) : Remove variable last_round; add code to
4713 update new struct field, in_trace; correct trace_length where it was
4714 incorrect before (after call to copy_bb); change code that pushed all
4715 cold blocks to last round. Instead verify that all blocks going into
4716 a trace belong in the same partition.
4717 (connect_traces): Modify to connect the traces in two passes, if the
4718 function contains both hot and cold blocks. The first pass connects
4719 all the traces for blocks in the partition that the first block in
4720 the function belongs to; the second pass connnects all the traces
4721 containing blocks that belong in the other partition.
4722 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4723 code that automatically put the first block in a function into the
4724 hot partition if the function had any hot blocks.
4725 (fix_crossing_unconditional_branches): Check number of succ edges
4726 before attempting to get one.
4727 (fix_edges_for_rarely_executed_code): Update comment describing
4729 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4730 remove call to add_unlikely_executed_notes; add call to
4731 verify_hot_cold_block_grouping.
4732 (duplicate_computed_gotos): Don't change computed goto if it's a
4734 (partition_hot_cold_basic_blocks): Update function comment.
4735 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4737 (try_forward_edges): Likewise.
4738 (merge_blocks_move_predecessor_nojumps): Likewise.
4739 (merge_blocks_move_successor_nojumps): Likewise.
4740 (merge_blocks_move): Likewise.
4741 (try_crossjump_bb): Likewise.
4742 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4743 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4744 notes to cold bb's; remove call to update_unlikely_executed_notes.
4745 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4746 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4747 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4748 function declaration.
4749 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4751 (rtl_can_merge_blocks): Remove redundancy from condition.
4752 (try_redirect_by_replacing_jump): Likewise.
4753 (force_nonfallthru_and_redirect): Remove code for adding
4754 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4755 (commit_one_edge_insertion): Likewise.
4756 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4757 * dbxout.c (FORCE_TEXT): Replace function_section with
4758 current_function_section.
4759 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4760 function, switch_text_section.
4761 (struct xcoff_debug): Likewise.
4762 (dbxout_function_end): Add code to put out label diffs for both
4763 hot and cold sections.
4764 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4765 for new debug_hooks funciton, switch_text_section..
4766 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4767 switch_text_section.
4768 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4769 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4770 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4771 dw_fde_switched_sections.
4772 (output_call_frame_info): Add test to see if function switches text
4773 sections in the middle; if so, use appropriate extra hot and cold
4774 section labels to compute size deltas for the hot and cold sections.
4775 (dwarf2out_begin_prologue): Add code to initialize new fields in
4777 (dwarf2out_switch_text_section): New function (invoked through
4778 debug_hook); updates new fields in dw_fde_struct appropriately and
4779 increments separate_line_info_table_in_use.
4780 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4781 dwarf2out_switch_text_section.
4782 (struct var_loc_node): Add new field, section_label.
4783 (output_aranges): Add code to check whether in hot or cold section and
4784 use the appropriate label in calculating deltas.
4785 (output_ranges): Likewise.
4786 (output_line_info): Add code to check which section we're in and
4787 use appropriate hot/cold label.
4788 (add_location_or_constant_value_attribute): Likewise.
4789 (gen_subprogam_die): Modify arange attributes to use correct labels.
4790 (dwarf2out_begin_block): Change call to function_section into call to
4791 current_function_section.
4792 (dwarf2out_end_block): Likewise.
4793 (dwarf2out_source_line): Likewise.
4794 (dwarf2out_var_location): Add code to check whether in hot or cold
4795 section and use the appropriate label.
4796 * except.c (output_function_exception_table): Change call to
4797 function_section into call to current_function_section.
4798 * final.c (profile_function): Likewise.
4799 (scan_ahead_for_unlikely_executed_note): Remove function.
4800 (final_scan_insn): Remove calls to
4801 scan_ahead_for_unlikely_executed_note, and related code for switching
4802 to cold section, except for the single time
4803 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4804 debug_hooks->switch_text_sections; replace appropriate calls to
4805 function_section with calls to current_function_section.
4806 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4807 test_bb to condition.
4808 (find_if_case_2): Likewise.
4809 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4810 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4811 * opts.c (decode_options): Change warning about hot/cold partitioning
4812 with exceptionss to inform (so as not to cause bootstrap failures);
4813 remove warning about partitioning with DWARF debug info.
4814 * output.h (current_function_section): Add new function decl.
4815 (insert_section_boundary_note): Likewise.
4816 (enum in_section): Move this declaration here from varasm.c.
4817 (unlikely_section_label): Likewise.
4818 (unlikely_text_section_name): Likewise.
4819 (last_text_section_name): New global variable.
4820 (last_text_section): Likewise.
4821 (hot_section_label): Likewise.
4822 (hot_section_end_label): Likewise.
4823 (cold_section_end_label): Likewise.
4824 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4825 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4826 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4827 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4828 insn from consideration.
4829 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4830 switch_text_section.
4831 * varasm.c (basic-block.h): Add new include.
4832 (unlikely_section_label_printed): Remove global variable.
4833 (unlikely_section_label): Make global variable not be static any more.
4834 (unlikely_text_section_name): Likewise.
4835 (hot_section_end_label): New global variable (not static)
4836 (first_function_block_is_cold): Likewise.
4837 (hot_section_label): Likewise.
4838 (cold_section_end_label): Likewise..
4839 (last_text_section): New global variable, not static.
4840 (last_text_section_name): New global variable, not static.
4841 (initialize_cold_section_name): New function.
4842 (enum in_section): Move declaration to output.h.
4843 (text_section): Update last_text_section.
4844 (unlikely_text_section): Replace code to determine cold section name
4845 with call to initialize_cold_section_name; Add code to update
4846 last_text_section; remove code for printing out label.
4847 (named_section_real): Add code to update last_text_section and
4848 last_text_section_name as appropriate.
4849 (function_section): Change test for 'unlikely' to depend on
4850 first_function_block_is_cold (moved old test to
4851 current_function_section).
4852 (current_function_section): New function.
4853 (assemble_start_function): Move code that frees
4854 unlikely_text_section_name; initialize hot_section_end_label;
4855 print hot and cold section labels at the start of the function;
4856 set first_function_block_is_cold, if appropriate; initialize l
4857 ast_text_section; add call to insert_section_boundary_note.
4858 (assemble_end_function): Add code to write out hot and cold section
4860 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4861 switch_text_section.
4862 * config/darwin.c (machopic_select_section): Replace incorrect
4863 function in base_funs; update reloc for cold sections if necessary.
4864 * config/darwin.h (SECTION_FUNCTION): Add code to update
4865 last_text_section if appropriate.
4866 (text_unlikely_section): Remove.
4867 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4868 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4869 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4870 partitioning for this architecture.
4872 2005-03-31 Olivier Hainque <hainque@adacore.com>
4874 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4875 defined and non-zero.
4877 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4880 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4883 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4886 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4887 label operand. Remove (use (unspec..)). Don't emit a label on
4889 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4890 generate inline label for load_toc_v4_PIC_1b.
4891 (rs6000_emit_load_toc_table): Likewise.
4893 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4895 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4896 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4898 2005-03-29 Devang Patel <dpatel@apple.com>
4900 * tree-sra.c (decide_block_copy): Disable scalarization of
4903 2005-03-30 Stuart Hastings <stuart@apple.com>
4904 Dale Johannesen <dalej@apple.com>
4906 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4907 * print-tree.c (print_node): Add case STATEMENT_LIST.
4909 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4911 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4912 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4913 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4914 is given with "powerpc64*" or "all", or when --with-cpu chooses
4917 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4920 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4921 gen_lexical_block_die.
4922 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4924 2005-03-31 Jan Hubicka <jh@suse.cz>
4926 2004-11-02 Jan Hubicka <jh@suse.cz>
4928 * cgraph.c (cgraph_varpool_node_name): New function.
4929 (dump_cgraph_varpool_node): New function.
4930 (dump_varpool): New function.
4931 * cgraphunit.c (cgraph_optimize): Dump varpool.
4933 2004-10-16 Jan Hubicka <jh@suse.cz>
4935 * cgraph.c (decide_is_variable_needed): New function.
4936 (cgraph_varpool_finalize_decl): Use it.
4937 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4939 * final.c (output_addr_const): Do not call mark_referenced.
4940 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4941 always go via cgraph.
4942 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4943 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4944 * tree-optimize.c (execute_inline): Mark functions called.
4945 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4947 2004-10-11 Jan Hubicka <jh@suse.cz>
4949 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4950 (cgraph_varpool_last_needed_node): New static variable.
4951 (enqueue_needed_varpool_node): Break out from ...; add items to the
4952 end of queue; update first pointers.
4953 (cgraph_varpool_mark_needed_node): ... here.
4954 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4955 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4956 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4957 (cgraph_varpool_first_unanalyzed_node): Declare.
4958 * cgraphunit.c: Include output.h.
4959 (cgraph_varpool_analyze_pending_decls): New function.
4960 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4961 for errors, analyze pending decls.
4962 (cgraph_finalize_compilation_unit): Only analyze decls.
4963 (cgraph_optimize): Assemble the decls after expanding.
4965 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4967 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4968 subvars get marked properly in tags for grouping.
4969 (add_pointed_to_var): Mark only actual pointed to
4970 variables/subvars in addresses needed.
4971 (create_overlap_variables_for): Clear call clobbered on original
4973 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4974 addresable vars with subvars into list.
4975 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4978 2005-03-30 Richard Henderson <rth@redhat.com>
4980 * cgraph.h (struct cgraph_node): Add alias.
4981 * varasm.c (assemble_alias): Set it.
4982 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4983 avoid calling cgraph_expand_function.
4985 2005-03-30 Tom Tromey <tromey@redhat.com>
4987 * tree.def (FILE_TYPE): Removed.
4988 * typeclass.h (enum type_class): Removed file_type_class.
4989 * dwarf2out.c (is_base_type): Updated.
4990 (gen_type_die): Likewise.
4991 * dbxout.c (dbxout_type): Updated.
4992 * builtins.c (type_to_class): Updated.
4993 * tree.c (type_contains_placeholder_1): Updated.
4994 * config/sparc/sparc.c (sparc_type_code): Updated.
4995 * config/ia64/ia64.c (hfa_element_mode): Updated.
4996 * expr.c (count_type_elements): Updated.
4997 * stor-layout.c (layout_type): Updated.
4998 * tree-inline.c (remap_type): Updated.
4999 * tree-pretty-print.c (dump_generic_node): Updated.
5001 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5003 * builtins.c (expand_builtin_powi): Fix mode of
5004 2nd argument to match int.
5005 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5006 2nd argument type to int.
5007 * libgcc2.c: Change prototype of __powi* functions to use
5010 2005-03-30 Dale Johannesen <dalej@apple.com>
5013 * calls.c (expand_call): Flush pending deferrals before
5016 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5020 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5021 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5022 c_label_context, label_context_stack): New.
5023 * c-decl.c (define_label): Check for jumps into statement
5024 expressions. Add label to list of defined labels.
5025 (start_function): Push context on label_context_stack.
5026 (finish_function): Pop context from label_context_stack.
5027 * c-typeck.c (label_context_stack): New.
5028 (c_finish_goto_label): Check for jumps into statement
5029 expressions. Add label to list of jumped to labels.
5030 (struct c_switch): Add blocked_stmt_expr.
5031 (c_start_case): Initialize it.
5032 (do_case): Check it.
5033 (c_finish_case): Verify !blocked_stmt_expr.
5034 (c_begin_stmt_expr): Push context on label_context_stack.
5035 Increment blocked_stmt_expr. Mark labels jumped to from outside
5037 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5038 defined in the statement expression and no longer jumpable to.
5039 Mark labels jumped to from just outside the statement expression
5040 as again definable. Pop context from label_context_stack.
5041 * doc/extend.texi (Statement Exprs): Update.
5043 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5046 * c-decl.c (start_function): Check for old_decl being
5049 2005-03-30 Ian Lance Taylor <ian@airs.com>
5051 * final.c (final): Remove prescan parameter. Change all callers.
5052 (final_scan_insn): Remove prescan parameter. Change all callers.
5054 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5056 * tree-vectorizer.c: Fix comment typos.
5058 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5060 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5061 as soon as a chrec_dont_know is detected.
5063 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5065 Merge from csl-arm-branch.
5066 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5068 * tlink.c (recompile_files): Do not assume that "rename" can
5069 overwrite an existing file.
5071 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
5073 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
5074 * gcc/configure: Regenerate.
5076 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5078 * doc/install.texi: Update binutils requirement for powerpc*-linux.
5080 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
5082 * calls.c (struct arg_data): Update "partial" comment.
5083 (load_register_parameters): Update "nregs" comment.
5085 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5087 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
5088 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
5089 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
5090 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
5091 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
5092 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
5093 than target_flags & 0.
5094 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
5095 (iq2000_arch, iq2000_parse_cpu): Delete.
5096 (TARGET_HANDLE_OPTION): Override default.
5097 (iq2000_handle_option): New function.
5098 (override_options): Remove -march= and -mcpu= handling.
5099 * config/iq2000/iq2000.opt: New file.
5101 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5103 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
5104 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
5105 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
5106 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
5107 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
5108 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
5109 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
5110 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
5111 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
5112 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
5113 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
5114 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
5115 (c4x_rpts_cycles_string, c4x_cpu_version_string)
5116 (TARGET_OPTIONS): Delete.
5117 (c4x_rpts_cycles, c4x_cpu_version): Declare.
5118 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
5119 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
5120 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
5121 (c4x_cpu_version_string): Delete.
5122 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5123 (c4x_handle_option): New function. Map -m3x and -m4x options to the
5124 equivalent -mcpu= option.
5125 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
5126 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
5127 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
5128 or clearing the appropriate MASK_* bit.
5129 (c4x_file_start): Use c4x_cpu_version.
5130 * config/c4x/c4x.opt: New file.
5132 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5134 * doc/options.texi: Document the new MaskExists flag.
5135 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5136 if the option has the MaskExists flag.
5138 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5140 * opt-functions.awk (flag_set_p, test_flag): New functions.
5141 (switch_flags): Use them.
5142 * opth-gen.awk: Use flag_set_p to check for flags.
5143 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5145 2005-03-30 Ian Lance Taylor <ian@airs.com>
5147 * config.host (i[34567]86-*-mingw32*): Don't set
5148 host_can_use_collect2 to no.
5150 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5153 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5154 Remove convert_memory_address call duplicating that in memory_address.
5156 2005-03-29 Richard Henderson <rth@redhat.com>
5159 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5160 (build_compound_literal): Likewise. Propagate decl type into the
5162 (finish_decl): Likewise. Use new return value from complete_array_type
5163 for zero sized arrays.
5164 (complete_array_type): Move ...
5165 * c-common.c (complete_array_type): ... here. Change first argument
5166 to pointer-to-type-node. Consistently use sizetype for the index
5167 except for zero sized arrays. Detect zero sized arrays for pedantic
5168 mode diagnostics. Create a new type node instead of modifying the
5170 * c-tree.h (complete_array_type): Move decl ...
5171 * c-common.h (complete_array_type): ... here.
5173 2005-03-29 Richard Henderson <rth@redhat.com>
5176 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5178 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5180 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5181 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5182 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5183 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5185 2005-03-29 Eric Christopher <echristo@redhat.com>
5187 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5188 truthvalue conversion removal.
5190 2005-03-29 Ian Lance Taylor <ian@airs.com>
5193 * collect2.c: Never include <vfork.h>.
5194 (VFORK_STRING, vfork): Don't define.
5195 (pid): Remove global variable.
5196 (handler): Call raise instead of kill (getpid(), ...).
5197 (collect_wait): Add pex parameter. Change all callers. Use
5198 pex_get_status rather than pwait.
5199 (do_wait): Add pex parameter. Change all callers.
5200 (collect_execute): Return struct pex_obj * rather than void. Use
5201 pex routines rather than pexecute.
5202 (fork_execute): Get pex_obj from collect_execute, and pass it to
5204 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5205 Only declare quit_handler if SIGQUIT is defined.
5206 (scan_libraries): Likewise.
5207 * collect2.h (collect_execute): Update declaration.
5208 (collect_wait): Update declaration.
5209 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5210 pass it to collect_wait.
5212 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5215 * c-parser.c (c_parser_compound_statement_nostart): Give error
5216 message for EOF instead of just setting parser->error.
5218 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5220 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5221 (slpeel_update_phi_nodes_for_guard1): New function.
5222 (slpeel_update_phi_nodes_for_guard2): New function.
5223 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5224 of slpeel_update_phi_nodes_for_guard.
5225 (vectorize_loops): Remove call to loop_closed_rewrite.
5226 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5229 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5231 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5232 (TARGET_LITTLE_ENDIAN): New macro.
5233 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5234 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5235 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5236 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5237 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5238 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5239 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5240 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5241 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5242 (TARGET_OPTIONS): Delete.
5243 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5244 (CACHE_FLUSH_TRAP): Turn into an integer.
5245 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5246 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5247 -mflush-trap is in use.
5248 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5249 (m32r_cache_flush_trap_string): Delete.
5250 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5251 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5252 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5253 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5254 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5255 -mmodel= and -msdata= handling from...
5256 (m32r_init): ...here.
5257 * config/m32r/m32r.opt: New file.
5259 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5261 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5262 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5263 * tree-vect-analyze.c (vect_object_analysis): additional parm
5264 pass back a "struct ptr_info_def *" with the points-to info.
5265 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5266 statement using info returned from vect_object_analysis.
5267 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5268 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5269 for virtual uses and defs when creating a replacement vector
5270 reference. Call duplicate_ssa_name_ptr_info to define points-to
5271 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5272 (vectorizable_store): copy_virtual_operands and update
5273 definition statements.
5274 (vectorizable_load): copy_virtual_operands. Remove call to
5275 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5276 * tree-vectorizer.c (vectorize_loops): Remove calls to
5277 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5278 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5279 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5280 define macro STMT_VINFO_PTR_INFO for use in accessing.
5281 * tree.h add export of duplicate_ssa_name_ptr_info.
5282 * rs6000.c (altivec_init_builtins): Declare builtin function
5283 __builtin_altivec_mask_for_load to be "const".
5285 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5288 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5289 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5290 assemble_variable on aliases.
5291 * varasm.c (assemble_alias): Set node->alias.
5292 * toplev.c (wrapup_global_declarations): Don't call
5293 rest_of_decl_compilation on aliases again.
5295 2005-03-29 Paul Brook <paul@codesourcery.com>
5297 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5298 * config/arm/arm.c (arm_dbx_register_number): New function.
5299 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5301 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5304 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5305 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5307 2005-03-29 Dale Johannesen <dalej@apple.com>
5309 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5310 $(TREE_H) and $(COVERAGE_H).
5311 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5312 * opts.c (common_handle_option): Enable tree-based value transforms.
5313 * toplev.c (process_options): Ditto.
5314 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5315 refers to references to this type.
5316 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5317 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5318 for may_be_more, may_be_less.
5319 (rtl_gen_pow2_profiler): Adjust.
5320 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5321 (rtl_gen_one_value_profiler): Adjust.
5322 (rtl_gen_const_delta_profiler): Adjust.
5323 * tree-profile.c (tree_gen_interval_profiler): Implement.
5324 (tree_gen_pow2_profiler): Ditto.
5325 (tree_gen_one_value_profiler): Ditto.
5326 (tree_profiling): New.
5327 (pass_tree_profile): Reference it.
5328 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5330 (insn_divmod_values_to_profile): Rename to
5331 rtl_divmod_values_to_profile. Adjust.
5332 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5333 (insn_prefetch_values_to_profile): Adjust.
5334 (rtl_value_profile_transformations): Adjust.
5335 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5336 (gen_mod_pow2): Rename to rtl_mod_pow2.
5337 (gen_mod_subtract): Rename to rtl_mod_subtract.
5338 (divmod_fixed_value_transform): Rename to
5339 rtl_divmod_fixed_value_transform.
5340 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5341 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5342 (rtl_find_values_to_profile): Adjust.
5343 (tree_value_profile_transformations): Implement.
5344 (tree_divmod_values_to_profile): New.
5345 (tree_values_to_profile): New.
5346 (tree_divmod_fixed_value): New.
5347 (tree_mod_pow2): New.
5348 (tree_mod_subtract): New.
5349 (tree_divmod_fixed_value_transform): New.
5350 (tree_mod_pow2_value_transform): New.
5351 (tree_mod_subtract_transform): New.
5352 (tree_find_values_to_profile): Implement.
5353 * profile.c (instrument_values): Free histograms.
5354 (compute_value_histograms): Adjust. Implement tree version.
5356 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5358 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5359 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5360 variable. Output "fldcw" depending on round_mode.
5361 * config/i386/i386.md (UNSPEC_FIST): New.
5362 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5363 New isns patterns to implement lrint and llrint built-ins as x87
5365 (fistdi2, fist<mode>2 splitters): New splitters.
5366 (lrint<mode>2): New expanders.
5368 2005-03-28 Ian Lance Taylor <ian@airs.com>
5370 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5371 0 when calling final_scan_insn.
5373 2005-03-28 Jan Hubicka <jh@suse.cz>
5376 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5379 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5380 types where possible.
5382 2005-03-26 Per Bothner <per@bothner.com>
5384 Make -f[no-]show-column also control non-cpp diagnostics.
5385 * c.opt (fshow-column): Move option from here ...
5386 * common.opt (fshow-column): ... to here.
5387 * diagnostic.c (diagnostic_build_prefix): Only print column number
5388 if flag_show_column.
5390 2005-03-27 Steven Bosscher <stevenb@suse.de>
5392 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5393 vax_output_conditional_branch): New prototypes.
5394 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5395 extracted from vax.md mov and add patterns.
5396 (vax_output_conditional_branch): New function to output conditional
5397 branch instructions.
5398 * vax.md: Use mode macros for arithmetic and mov patterns.
5399 Use code macros for the jump patterns.
5401 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5403 * Makefile.in (libbackend.o): Depend on version files;
5404 add custom generation command.
5406 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5409 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5410 sure that we have a REG before getting its REGNO.
5412 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5414 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5415 * builtins.def (BUILT_IN_STRNDUP): New.
5417 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5419 PR tree-optimization/20470
5420 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5423 2005-03-25 Mike Stump <mrs@apple.com>
5425 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5428 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5430 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5431 Use our own structure definitions.
5433 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5434 (fix_truncdfsi2): Allow registers or memory as destination.
5435 When TARGET_PPC_GFXOPT, generate simplified pattern.
5436 (fix_truncdfsi2_internal): Use define_insn_and_split.
5437 (fix_truncdfsi2_internal_gfxopt): New.
5438 (fctiwz): Don't confuse register allocation by giving it no choices.
5440 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5441 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5442 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5443 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5445 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5447 * dominance.c (free_dominance_info): Speed up by freeing et
5448 data structures without maintaining other nodes.
5449 * et-forest.c (et_free_tree_force): New.
5450 * et-forest.h: Add a prototype for et_free_tree_force.
5452 * tree.c (get_set_constructor_bits,
5453 get_set_constructor_bytes): Remove.
5454 * tree.h: Remove the corresponding prototypes.
5456 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5459 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5460 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5461 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5462 PRE_DEC, NEG and NOT.
5464 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5466 * fold-const.c: Convert uses of fold (build (...)) to
5469 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5471 PR rtl-optimization/20249
5472 * cse.c (insert_regs): Do not record equivalence of registers in
5475 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5477 * emit-rtl.c (reverse_comparison): Remove.
5478 * rtl.h: Remove the corresponding prototype.
5480 2005-03-24 James E Wilson <wilson@specifixinc.com>
5482 * doc/install.texi (--enable-altivec): Delete docs.
5484 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5486 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5487 SFmode and DFmode before reload when
5488 flag_unsafe_math_optimizations not enabled.
5490 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5492 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5494 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5495 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5497 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5499 * configure.ac (enable-checking): Add 'runtime' option.
5500 * doc/install.texi (enable-checking): Document 'runtime' checking.
5501 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5502 * config.in: Regenerated.
5503 * configure: Regenerated.
5505 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5507 * optabs.h (enum optab_index): Remove OTI_llrint.
5508 (llrint_optab): Remove macro.
5509 * optabs.c (init_optabs): Remove llrint_optab initialization.
5510 * genopinit.c (optabs): Remove llrint_optab implementation.
5511 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5514 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5516 PR rtl-optimization/20532
5517 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5518 overflow when adding coefficients for PLUS or MINUS.
5519 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5522 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5524 * langhooks.h (truthvalue_conversion): Remove.
5525 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5526 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5527 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5528 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5529 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5531 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5533 * params.def: Fix a typo.
5534 * config/mips/mips.c: Follow the spelling convensions.
5535 * doc/invoke.texi: Fix typos.
5537 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5539 Fix PR tree-optimization/20601
5541 * tree-ssa-pre.c (insert_aux): Add missing condition to
5544 2005-03-23 Ian Lance Taylor <ian@airs.com>
5546 * final.c (final_scan_insn): Don't remove no-op instructions.
5547 * reload1.c (reload): Remove simple no-op instructions even when
5550 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5552 PR tree-optimization/20501
5553 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5554 reporting that peeling for alignment is applied moved to...
5555 * (vect_analyze_data_refs_alignment): Here.
5557 2005-03-23 Ian Lance Taylor <ian@airs.com>
5559 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5561 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5563 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5564 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5566 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5568 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5569 imply that this is called once, independent of asms in code.
5570 Adjust to now being pased output and input lists. Mention helper
5571 function decl_overlaps_hard_reg_set_p.
5572 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5573 hook_tree_tree_identity and to take three trees, returning third.
5574 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5576 * stmt.c: include hard-reg-set.h before tree.h.
5577 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5578 (decl_conflicts_with_clobbers_p): Call
5579 decl_overlaps_hard_reg_set_p.
5580 (expand_asm_operands): Pass output and input lists in call to
5581 targetm.md_asm_clobbers.
5582 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5583 hook_tree_tree_tree_tree_3rd_identity.
5584 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5586 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5587 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5588 parameters, first two unused.
5589 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5590 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5591 in constraint letters and MOF is not mentioned as a asm-declared
5592 register in neither of the input and output lists.
5594 2005-03-23 DJ Delorie <dj@redhat.com>
5596 * optabs.c (expand_binop): Make sure the first subword's result
5599 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5601 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5602 Call c_common_truthvalue_conversion rather than
5603 lang_hooks.truthvalue_conversion.
5604 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5605 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5607 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5608 c_common_truthvalue_conversion.
5609 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5610 c_parser_conditional_expression, c_parser_binary_expression): Call
5611 c_objc_common_truthvalue_conversion.
5612 * c-typeck.c (build_unary_op): Call
5613 c_objc_common_truthvalue_conversion.
5614 (build_conditional_expr): Do not call
5615 lang_hooks.truthvalue_conversion.
5616 (build_binary_op): Call c_common_truthvalue_conversion.
5617 (c_objc_common_truthvalue_conversion): Moved from
5618 c-objc-common.c. Call default_function_array_conversion instead
5619 of default_conversion.
5621 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5623 * c-common.h (default_conversion): Remove.
5624 (perform_integral_promotions): Add.
5625 * c-tree.h (default_conversion): Add.
5626 * c-typeck.c (perform_integral_promotions): New, split out from
5628 * c-common.c (check_case_value): Use perform_integral_promotions,
5629 not default_conversion.
5630 (c_add_case_label): Don't continue processing case label after
5631 found to be pointer.
5633 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5635 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5636 the prefix list if we have already added a multilib directory
5638 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5641 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5643 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5645 * reload.h: Remove the prototype for indirect_symref_ok.
5647 * reload1.c (indirect_symref_ok): Make it global.
5648 * reload.h: Add a prototype for indirect_symref_ok.
5650 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5652 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5655 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5657 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5659 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5661 * c-opts.c (c_common_parse_file): Only start/end main source file
5662 if debug hooks says the writer wants it.
5663 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5665 (xcoff_debug_hooks): Ditto.
5666 * debug.c (do_nothing_hooks): Ditto.
5667 * debug.h (gcc_debug_hooks): Ditto.
5668 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5669 * sdbout.c (sdb_debug_hooks): Ditto.
5670 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5672 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5674 * doc/extend.texi: Deprecate C++ min/max operators.
5676 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5678 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5679 artificial original candidates.
5681 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5682 Jan Hubicka <jh@suse.cz>
5683 Steven Bosscher <stevenb@suse.de>
5685 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5686 call cost based on argument sizes.
5687 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5689 * params.def: (max-inline-inssn-single): Set to 450.
5690 (max-inline-insns-auto): Set to 90.
5691 (max-inline-insns-recursive): Set to 450
5692 (max-inline-insns-recursive-auto): Set to 450.
5693 (large-function-insns): Set to 2700.
5694 (inline-call-cost): New parameter.
5695 * tree-inline.c (estimate_move_cost): New function.
5696 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5697 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5699 * tree-inline.h (estimate_move_cost): Declare.
5700 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5701 (max-inline-insns-auto): Change default to 90.
5702 (max-inline-insns-recursive): Change default to 450
5703 (max-inline-insns-recursive-auto): Change default to 450.
5704 (large-function-insns): Change default to 2700.
5705 (inline-call-cost): Document new parameter.
5707 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5709 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5710 (TARGET_DEFAULT): Delete.
5711 * config/i860/i860.opt: New file.
5713 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5715 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5716 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5717 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5718 (frv_sched_lookahead): Delete.
5719 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5720 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5721 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5722 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5723 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5724 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5725 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5726 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5727 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5728 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5729 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5730 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5731 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5732 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5733 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5734 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5735 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5736 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5737 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5738 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5739 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5740 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5741 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5742 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5743 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5744 (frv_sched_lookahead): Delete.
5745 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5746 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5747 (frv_handle_option): New function. Move -mcpu= handling from...
5748 (frv_override_options): ...here. Remove handling of other
5750 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5751 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5752 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5753 and TARGET_NO_MULTI_CE.
5754 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5755 !TARGET_VLIW_BRANCH.
5756 * config/frv/frv.opt: New file.
5758 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5760 * fold-const.c (fold_ternary): Take decomposed arguments of
5762 (fold): Update a call to fold_ternary.
5764 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5765 * tree.h: Add corresponding prototypes.
5767 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5770 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5771 between jump table and its label.
5772 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5773 resp. ADDR_DIFF_VEC and the label preceeding it.
5774 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5775 is emitted in the right section.
5777 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5779 * fold-const.c (fold_unary, fold_binary): Update comments
5782 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5784 PR rtl-optimization/20527
5785 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5786 REG_INC note, test that the register also isn't mentioned in PRED
5789 2005-03-22 Ben Elliston <bje@au.ibm.com>
5791 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5794 2005-03-21 Mike Stump <mrs@apple.com>
5796 * varasm.c (default_assemble_visibility): Remove extra ().
5798 2005-03-21 Roger Sayle <roger@eyesopen.com>
5801 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5802 to determine whether a block can be duplicated, rather than test
5803 whether the block contains noncopyable insns ourselves.
5805 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5807 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5810 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5812 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5814 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5816 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5817 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5818 * config/fr30/fr30.opt: New file.
5820 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5822 Fix PR tree-optimization/20542
5824 * tree-flow-inline.h (overlap_subvar): Move to here.
5825 * tree-ssa-operands.c: From here.
5826 * tree-flow.h (overlap_subvar): Declare.
5827 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5828 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5829 for variables with subvars.
5831 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5834 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5835 * modulo-sched.c (const_iteration_count): Return on NULL
5837 (print_node_sched_params): Return on NULL dump_file.
5838 (generate_reg_moves): Handle reg-anti dependencies and disregard
5839 closing branch when generating register moves.
5840 (sms_schedule): Mark the SMSed block dirty.
5841 * passes.c (rest_of_handle_sms): Call update_life_info for all
5843 * testsuite/gcc.dg/20050321-1.c: New test.
5845 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5847 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5848 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5849 movqi_internal): Likewise.
5851 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5853 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5854 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5855 xtensa_b4const): Delete prototypes.
5856 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5857 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5858 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5859 xtensa_extra_constraint): New prototypes.
5860 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5861 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5862 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5863 move_operand, const_float_1_operand, fpmem_offset_operand,
5864 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5865 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5866 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5867 argument type to HOST_WIDE_INT.
5868 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5869 xtensa_mask_immediate): Likewise.
5870 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5871 Likewise. Also make these functions static.
5872 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5873 (xtensa_const_ok_for_letter_p): New.
5874 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5875 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5876 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5877 move_operand, const_float_1_operand, fpmem_offset_operand,
5878 branch_operator, ubranch_operator, boolean_operator): Move to
5880 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5881 (xtensa_mem_offset): Change return type to bool.
5882 (xtensa_extra_constraint): New.
5883 (gen_int_relational): Update type of const_range_p function pointer.
5884 Use xtensa_b4const_or_zero.
5885 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5886 xtensa_const_ok_for_letter_p. Update comments.
5887 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5888 (PREDICATE_CODES): Delete.
5889 * config/xtensa/xtensa.md: Include predicates.md.
5890 * config/xtensa/predicates.md: New file.
5892 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5894 * config/v850/v850-protos.h: Remove the prototypes for
5895 reg_or_int9_operand, reg_or_const_operand,
5896 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5897 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5898 movsi_source_operand, power_of_two_operand,
5899 not_power_of_two_operand, special_symbolref_operand,
5900 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5901 register_is_ok_for_epilogue.
5902 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5903 reg_or_int9_operand, reg_or_const_operand,
5904 call_address_operand, special_symbolref_operand,
5905 movsi_source_operand, power_of_two_operand,
5906 not_power_of_two_operand, register_is_ok_for_epilogue,
5907 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5908 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5910 * config/v850/v850.h (PREDICATE_CODES): Remove.
5911 * config/v850/v850.md: Include predicates.md.
5912 * config/v850/predicates.md: New.
5914 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5916 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5917 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5918 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5919 (itoolsdir, itoolsdatadir): Move definition above new first use.
5920 (install-itoolsdirs): New rule.
5921 (install-mkheaders): Depend on install-itoolsdirs, not
5922 install-include-dir.
5924 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5926 * tree-into-ssa.c: Remove obsolete comments.
5928 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5930 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5931 unrolling if -fpeel-loops is specified, too.
5932 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5933 Remove superfluous check for flag_unroll_loops.
5935 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5937 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5938 (lrint_optab, llrint_optab): Define corresponding macros.
5939 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5940 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5941 pattern and llrint_optab using llrintdi2 patterns.
5942 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5943 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5944 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5945 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5946 flag_unsafe_math_optimizations is set.
5948 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5950 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5951 simplify_logical, if_then_else_cond, known_cond,
5952 simplify_comparison): Adjust calls to reverse_comparison.
5953 Don't use combine_reversed_comparison_code).
5954 (combine_reversed_comparison_code): Remove.
5955 (reversed_comparison): Using reversed_comparison_code, move it...
5956 * jump.c (reversed_comparison): ... here.
5957 * rtl.h (reversed_comparison): Add prototype.
5959 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5961 * builtins.c (fold_builtin): Take decomposed arguments of
5963 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5964 * gimplify.c (gimplify_call_expr): Likewise.
5965 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5966 * tree.h: Update the prototype of fold_builtin.
5968 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5970 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5971 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5972 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5973 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5974 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5976 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5978 * builtins.c (fold_builtin_1): Take decomposed arguments of
5980 (fold_builtin): Update a call to fold_builtin_1.
5982 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5985 * gcov.c (output_lines): Only output function block summary when
5986 outputting branch information.
5987 * doc/gcov.texi: Document format of preamble and additional block
5990 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5992 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5993 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5994 the defaults false if BITS_PER_UNIT != 8.
5995 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5996 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5997 than BITS_PER_UNIT != 8.
5998 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5999 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6000 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6002 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6003 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6005 2005-03-20 Roger Sayle <roger@eyesopen.com>
6008 * fold-const.c (fold_binary): Fix type mismatch between
6009 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6010 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6011 for non-truth-valued expressions.
6013 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6014 and FUNCTION_DECL in the main switch.
6015 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6016 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6017 we also need to convert their operands to match.
6018 <TRUTH_NOT_EXPR>: Likewise.
6020 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6022 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6023 diagnostic without checking whether an lvalue.
6024 * c-common.h (lvalue_p): Remove.
6025 (enum lvalue_use): Update comment.
6026 (lvalue_or_else): Replace by lvalue_error.
6027 * c-typeck.c (lvalue_p): Make static.
6028 (lvalue_or_else): New. Call lvalue_error.
6030 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6032 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6033 (function_arg_advance): Use rs6000_parm_start.
6034 (function_arg, rs6000_arg_partial_bytes): Likewise.
6036 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6038 * c-common.c (check_case_value): Adjust comment about stripping
6040 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6041 * c-typeck.c (default_conversion, convert_arguments,
6042 build_modify_expr, convert_for_assignment, store_init_value,
6043 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6044 manually. Remove inaccurate comments.
6046 2005-03-20 Roger Sayle <roger@eyesopen.com>
6047 Joseph S. Myers <joseph@codesourcery.com>
6049 * varasm.c (do_assemble_alias): Restore comment describing function.
6050 Annotate the target parameter as potentially unused.
6052 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6055 * config/avr/avr.c (avr_output_function_prologue): Do not use
6056 current_function_name() in a label, use a local label instead.
6058 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6060 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6061 flag_finite_math_only, not flag_unsafe_math_optimizations.
6063 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6065 * builtins.c (fold_builtin_1): Update a call to
6066 targetm.fold_builtin.
6067 * hooks.c (hook_tree_tree_bool_null): Rename to
6068 hook_tree_tree_tree_bool_null. Take one more argument of type
6070 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6071 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
6072 hook_tree_tree_tree_bool_null.
6073 * target.h (gcc_target): Update the prototype of fold_builtin.
6074 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
6075 arguments of CALL_EXPR.
6076 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
6079 2005-03-20 Jan Hubicka <jh@suse.cz>
6081 * cgraph.h (cgraph_node): Add prev_clone pointer.
6082 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
6083 (cgraph_clone_node): Produce doubly linked chain.
6085 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6087 * c-common.c (handle_aligned_attribute, check_function_sentinel,
6088 get_nonnull_operand, handle_sentinel_attribute,
6089 check_function_arguments_recurse): Do not strip NOPS from
6091 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
6093 * c-format.c (get_constant): Likewise.
6094 * c-parser.c (c_parser_postfix_expression): Likewise.
6095 * c-typeck.c (set_init_index): Likewise.
6096 (convert_arguments): Don't check for NOP_EXPR containing integer
6099 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6101 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
6102 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
6103 Take decomposed arguments of CALL_EXPR.
6104 (fold_builtin_1): Update calls to the functions mentioned
6107 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6109 * c-decl.c (check_bitfield_type_and_width): Require bit-field
6110 width to have integer type.
6111 (build_enumerator): Require enumerator value to have integer type.
6113 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6115 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
6118 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6120 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
6121 std=iso9899:199x): Correct descriptions.
6123 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6125 * config.gcc: Consistently use solaris2.1[0-9]* instead of
6128 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
6130 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
6132 (expand_builtin_memcpy, fold_builtin_1): Update calls to
6133 fold_builtin_memcpy.
6135 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6136 arguments of CALL_EXPR.
6137 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6138 fold_builtin_found, fold_builtin_1): Update calls to
6139 fold_trunc_transparent_mathfn.
6141 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6144 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6145 function pointers on targets that require function pointer
6147 (fold_sign_changed_comparison): Likewise.
6149 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6151 * combine.c (try_combine): When changing the mode of a hard reg, make
6152 sure that doing so is valid.
6154 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6156 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6157 (TARGET_HANDLE_OPTION): Override default.
6158 (avr_handle_option): New function.
6159 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6160 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6161 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6162 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6163 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6164 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6165 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6166 (TARGET_OPTIONS): Delete.
6167 * config/avr/avr.opt: New file.
6169 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6171 * config/m32r/m32r-protos.h: Remove the prototypes for
6172 call_address_operand, symbolic_operand, seth_add3_operand,
6173 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6174 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6175 two_insn_const_operand, move_src_operand,
6176 move_double_src_operand, move_dest_operand,
6177 eqne_comparison_operator, signed_comparison_operator,
6178 large_insn_p, conditional_move_operand, carry_compare_operand,
6179 m32r_block_immediate_operand, extend_operand,
6180 reg_or_eq_int16_operand, int8_operand, and
6181 reg_or_zero_operand.
6182 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6183 seth_add3_operand, int8_operand, cmp_int16_operand,
6184 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6185 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6186 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6187 move_double_src_operand, move_dest_operand,
6188 eqne_comparison_operator, signed_comparison_operator,
6189 extend_operand, small_insn_p, large_insn_p,
6190 conditional_move_operand, carry_compare_operand,
6191 m32r_block_immediate_operand): Move to predicates.md.
6192 (MAX_MOVE_BYTES): Move to m32r.h.
6193 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6194 * config/m32r/m32r.md: Include predicates.md.
6195 * config/m32r/predicates.md: New.
6197 2005-03-18 James E Wilson <wilson@specifixinc.com>
6200 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6203 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6205 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6206 call_address_operand, const_8bit_operand.
6207 * config/mn10300/mn10300.c (call_address_operand,
6208 const_8bit_operand, const_1f_operand): Move to predicates.md.
6209 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6210 * config/mn10300/mn10300.md: Include predicates.md.
6211 * config/mn10300/predicates.md: New.
6213 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6215 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6216 declarations in diagnostics and %E for identifiers, not %s.
6218 2005-03-18 Jan Hubicka <jh@suse.cz>
6219 Dale Johannesen <dalej@apple.com>
6221 * basic-block.h (scale_bbs_frequencies_int,
6222 scale_bbs_frequencies_gcov_type): Declare.
6223 * cfg.c (RDIV): New macro.
6224 (update_bb_frequency_for_threading): Fix.
6225 * basic-block.h (scale_bbs_frequencies_int,
6226 scale_bbs_frequencies_gcov_type): New.
6227 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6228 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6229 scale_bbs_frequencies_int.
6230 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6232 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6234 * config/m32r/m32r-protos.h: Remove the prototypes for
6235 call_address_operand, symbolic_operand, seth_add3_operand,
6236 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6237 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6238 two_insn_const_operand, move_src_operand,
6239 move_double_src_operand, move_dest_operand,
6240 eqne_comparison_operator, signed_comparison_operator,
6241 large_insn_p, conditional_move_operand, carry_compare_operand,
6242 m32r_block_immediate_operand, extend_operand,
6243 reg_or_eq_int16_operand, int8_operand, and
6244 reg_or_zero_operand.
6245 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6246 seth_add3_operand, int8_operand, cmp_int16_operand,
6247 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6248 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6249 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6250 move_double_src_operand, move_dest_operand,
6251 eqne_comparison_operator, signed_comparison_operator,
6252 extend_operand, small_insn_p, large_insn_p,
6253 conditional_move_operand, carry_compare_operand,
6254 m32r_block_immediate_operand): Move to predicates.md.
6255 (MAX_MOVE_BYTES): Move to m32r.h.
6256 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6257 * config/m32r/m32r.md: Include predicates.md.
6258 * config/m32r/predicates.md: New.
6260 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6262 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6263 symbolic_operand, symbolic_memory_operand,
6264 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6265 indexed_memory_operand, move_dest_operand, move_src_operand,
6266 prefetch_cc_operand, prefetch_nocc_operand,
6267 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6268 arith_operand, arith11_operand, pre_cint_operand,
6269 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6270 ireg_operand, int5_operand, uint5_operand, int11_operand,
6271 uint32_operand, arith5_operand, and_operand, ior_operand,
6272 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6273 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6274 shadd_operand, movb_comparison_operator,
6275 cmpib_comparison_operator): Move to predicates.md.
6276 (magic_milli, shadd_constant_p): Make it extern.
6277 * config/pa/pa.h (PREDICATE_CODES): Remove.
6278 * config/pa/pa.md: Include predicates.md.
6279 * config/pa/predicates.md: New.
6281 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6284 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6286 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6287 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6288 config/alpha/freebsd.h, config/alpha/linux.h,
6289 config/alpha/netbsd.h, config/alpha/osf5.h,
6290 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6291 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6292 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6293 doc/cppopts.texi: Update copyright.
6295 2005-03-18 Jan Hubicka <jh@suse.cz>
6298 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6300 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6303 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6305 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6308 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6310 * combine.c (gen_binary): Remove.
6311 (known_cond, simplify_shift_const, find_split_point,
6312 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6313 simplify_logical, expand_field_assignment, extract_left_shift,
6314 force_to_mode, if_then_else_cond, apply_distributive_law,
6315 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6316 simplify_comparison, reversed_comparison): Replace with
6317 simplify_gen_binary, simplify_gen_relational or
6318 distribute_and_simplify_rtx.
6319 (distribute_and_simplify_rtx): New function.
6321 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6322 Paolo Bonzini <gcc.gnu.org>
6324 * calls.c (setjmp_call_p, special_function_p): Update comments
6325 at the head of the functions.
6327 2005-03-18 Jan Hubicka <jh@suse.cz>
6329 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6331 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6332 function body should be released; do not proactively release function
6333 bodies in non-unit-at-a-time mode.
6335 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6337 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6338 mno-fp-ret-in-387 multilib variants.
6340 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6342 * common.opt (m): Remove.
6343 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6345 (common_handle_option): Remove OPT_m case.
6347 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6349 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6351 (fold_builtin_1): Update a call to fold_builtin_bitop.
6353 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6355 (fold_builtin_1): Update a call to fold_builtin_signbit.
6357 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6359 PR tree-optimization/20474
6360 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6361 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6363 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6365 * config/h8300/h8300-protos.h: Remove prototypes for
6366 general_operand_src, general_operand_dst, single_one_operand,
6367 single_zero_operand, call_insn_operand,
6368 two_insn_adds_subs_operand, small_call_insn_operand,
6369 jump_address_operand, bit_operand, bit_memory_operand,
6370 stack_pointer_operand, const_int_gt_2_operand,
6371 const_int_ge_8_operand, const_int_qi_operand,
6372 const_int_hi_operand, incdec_operand, bit_operator,
6373 nshift_operator, eqne_operator, gtle_operator,
6374 gtuleu_operator, iorxor_operator.
6375 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6376 h8300_ldm_stm_parallel.
6377 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6379 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6380 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6381 (h8300_ldm_stm_parallel): Make it extern.
6382 (h8300_ldm_parallel, h8300_stm_parallel,
6383 h8300_return_parallel, general_operand_src,
6384 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6385 nibble_operand, reg_or_nibble_operand, single_one_operand,
6386 single_zero_operand, call_insn_operand,
6387 two_insn_adds_subs_operand, small_call_insn_operand,
6388 jump_address_operand, bit_operand, bit_memory_operand,
6389 stack_pointer_operand, const_int_gt_2_operand,
6390 const_int_ge_8_operand, const_int_qi_operand,
6391 const_int_hi_operand, incdec_operand, eqne_operator,
6392 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6393 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6394 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6395 nshift_operator): Move to predicates.md.
6396 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6397 * config/h8300/h8300.md: Include predicates.md.
6398 * config/h8300/predicates.md: New.
6400 2005-03-17 Richard Henderson <rth@redhat.com>
6402 * config.gcc (ia64*-*-hpux*): Add extra_options.
6403 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6404 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6405 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6406 (ia64_tls_size_string, ia64_tune_string): Remove.
6407 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6408 (TARGET_DEFAULT_TARGET_FLAGS): New.
6409 (TARGET_HANDLE_OPTION): New.
6410 (ia64_override_options): Move options parsing ...
6411 (ia64_handle_option): ... here. New.
6412 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6413 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6414 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6415 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6416 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6417 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6418 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6419 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6420 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6421 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6422 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6423 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6424 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6425 TARGET_EARLY_STOP_BITS): Remove.
6426 (TARGET_ILP32): Default false.
6427 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6428 (enum ia64_inline_type): New.
6429 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6430 * config/ia64/ia64.md: Update for new definitions of
6431 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6432 * config/ia64/ia64.opt: New file.
6433 * config/ia64/ilp32.opt: New file.
6435 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6438 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6440 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6442 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6443 instead of MASK_H8300S.
6444 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6445 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6446 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6447 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6448 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6449 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6450 TARGET_SWITCHES): Remove.
6451 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6453 * config/h8300/h8300.opt: New.
6455 * config/alpha/alpha.opt, config/arc/arc.opt,
6456 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6459 2005-03-17 Ian Lance Taylor <ian@airs.com>
6463 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6465 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6466 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6467 (TARGET_HANDLE_OPTION): Override default.
6468 (arc_handle_option): New function.
6469 (arc_init): Remove code to set arch_cpu_string.
6470 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6471 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6472 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6473 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6474 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6475 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6476 (arc_rodata_string, TARGET_OPTIONS): Delete.
6477 * config/arc/arc.opt: New file.
6479 2005-03-17 Richard Henderson <rth@redhat.com>
6481 * doc/extend.texi (Weak Pragmas): New section.
6482 (attribute alias): Clarify that target must be in the same
6485 2005-03-17 Richard Henderson <rth@redhat.com>
6487 * config/alpha/alpha.opt: New file.
6488 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6490 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6491 alpha_fprm_string, alpha_fptm_string): Make static.
6492 (alpha_tls_size_string): Remove.
6493 (alpha_handle_option): New.
6494 (override_options): Update for alpha_cpu/alpha_tune split.
6495 (alpha_file_start): Likewise.
6496 (TARGET_DEFAULT_TARGET_FLAGS): New.
6497 (TARGET_HANDLE_OPTION): New.
6498 * config/alpha/alpha.h (alpha_tune): Declare.
6499 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6500 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6501 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6502 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6503 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6504 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6505 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6506 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6507 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6508 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6509 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6510 (TARGET_DEFAULT): Remove MASK_FP.
6511 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6512 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6513 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6514 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6515 alpha_tls_size_string): Remove.
6516 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6517 (attribute tune): Rename from attribute cpu.
6518 * config/alpha/ev4.md: Update to match.
6519 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6520 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6521 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6522 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6523 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6524 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6526 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6528 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6529 and return without creating new state if before_nops_num is nonzero.
6530 * config/ia64/ia64.md (first_insn): New attribute.
6531 (alloc): Set it to yes.
6533 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6535 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6536 STMT_VINFO_SUBVARS to NULL.
6537 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6539 2005-03-16 Dale Johannesen <dalej@apple.com>
6541 * rtlanal.c (find_first_parameter_load): Rewrite to
6542 return actual first param load or the call if none,
6543 instead of first in block, when not all loads exist.
6545 2005-03-16 Roger Sayle <roger@eyesopen.com>
6547 * optabs.c (expand_copysign_absneg): Make static.
6548 * optabs.h (expand_copysign_absneg): Delete prototype.
6549 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6551 2005-03-16 Richard Henderson <rth@redhat.com>
6554 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6555 (alias_pairs): Rename from output_defs.
6556 (find_decl_and_mark_needed): Split out from assemble_alias.
6557 (do_assemble_alias): New.
6558 (assemble_output_def): Remove.
6559 (finish_aliases_1, finish_aliases_2): New.
6560 (process_pending_assemble_output_defs): Remove.
6561 (assemble_alias): Defer aliases for which we don't yet have a
6562 non-external decl for the target symbol.
6563 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6564 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6565 * toplev.c (compile_file): Use finish_aliases_2 instead of
6566 process_pending_assemble_output_defs.
6567 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6568 (process_pending_assemble_output_defs): Remove.
6570 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6572 Fix PR tree-optimization/20489
6574 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6575 for empty structures.
6577 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6579 Fix PR tree-optimization/20490
6581 * tree-ssa-pre.c (create_expression_by_pieces): Use
6582 force_gimple_operand on result of fold.
6584 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6586 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6587 of closing parenthesis.
6589 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6591 * builtins.c (expand_movstr): Update a call to
6592 fold_builtin_strcpy.
6593 (expand_builtin_strncpy): Update a call to
6594 fold_builtin_strncpy.
6595 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6596 arguments of CALL_EXPR.
6597 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6598 fold_builtin_strncpy.
6599 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6600 * tree.h: Update the prototypes of fold_builtin_strcpy and
6601 fold_builtin_strncpy.
6603 2005-03-16 Steven Bosscher <stevenb@suse.de>
6604 Dorit Naishlos <dorit@il.ibm.com>
6606 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6607 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6610 2005-03-16 Steven Bosscher <stevenb@suse.de>
6612 * tree-inline.c (walk_type_fields, walk_tree,
6613 walk_tree_without_duplicates): Move from here...
6614 * tree.c: ...to here.
6616 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6618 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6619 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6620 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6621 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6622 (version): Define using $(BASEVER_c).
6623 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6625 (version.o): Depend on version files; add custom generation command.
6626 (prefix.o): Define BASEVER on command line.
6627 (s-iov): Depend on version files; adjust command.
6628 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6630 (gcc-vers.texi): New rule.
6631 (doc/%.info, doc/%.dvi): Add -I . to command line.
6632 (doc/gccinstall.dvi): Likewise.
6633 (PACKAGE): Delete. All uses replaced with "gcc".
6634 * aclocal.m4: Do not include gcc-version.m4.
6635 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6636 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6637 Set is_release based on contents of DEV-PHASE.
6638 Set gcc_version based on contents of BASE-VER.
6639 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6640 * config.in, configure: Regenerate.
6641 * gccbug.in: Determine version of GCC in use at runtime.
6642 * gcov-iov.c: Get version number and development phase from
6643 command line, not by including version.c.
6644 * intl.c: Replace all uses of PACKAGE with "gcc".
6645 * libada-mk.in: Delete unused "gcc_version" variable.
6646 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6647 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6648 commentary to match.
6649 (version_string): Put together from pieces.
6650 * config/alpha/x-vms: Do not use $(gcc_version).
6651 * config/i386/t-nwld: Likewise.
6652 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6653 version-GCC and DEVELOPMENT.
6655 2005-03-15 Roger Sayle <roger@eyesopen.com>
6657 PR tree-optimization/17454
6658 * tree.c (tree_size): Add case for TREE_BINFO.
6659 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6660 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6662 2005-03-15 Roger Sayle <roger@eyesopen.com>
6664 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6665 op1 whilst expanding the signed widenening multiply variant.
6667 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6669 * toplev.c (display_target_options): Avoid unused variable warning if
6670 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6671 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6672 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6673 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6674 (mips_isa_info): New variable.
6675 (mips_parse_cpu): Remove the first argument and leave the caller
6677 (TARGET_HANDLE_OPTION): Override default.
6678 (mips_handle_option): New function. Move option validation code from...
6679 (override_options): ...here. Update calls to mips_parse_cpu.
6680 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6681 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6682 (SUBTARGET_TARGET_OPTIONS): Delete.
6683 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6684 (mno-flush-func, mtune=): New options.
6686 2005-03-15 Roger Sayle <roger@eyesopen.com>
6687 Richard Henderson <rth@redhat.com>
6689 * real.c (c4x_single_format, c4x_extended_format): Provide values
6690 for signbit_ro for c4x's single and extended floating point formats.
6691 * optabs.c (expand_copysign): Use the floating point format's
6692 signbit_ro for expanding via expand_copysign_absneg, and it's
6693 signbit_rw field for expanding via expand_copysign_bit.
6695 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6697 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6698 known_alignment_for_access_p.
6699 (known_alignment_for_access_p): New.
6700 (do_peeling_for_alignment): Field made int instead of bool and renamed
6701 to peeling_for_alignment.
6702 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6703 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6704 functionality used to be in vect_analyze_operations.
6705 (vect_analyze_operations): Code to determine vectorization factor was
6706 moved to vect_determine_vectorization_factor.
6707 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6708 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6710 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6711 be part of vect_analyze_operations).
6712 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6713 creating the guard condition, as the number of iterations may be
6715 (slpeel_tree_peel_loop_to_edge): Use new name of
6716 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6717 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6718 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6719 (vect_do_peeling_for_alignment): Use fold.
6720 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6722 (vect_update_inits_of_dr): Renamed to
6723 vect_update_init_of_dr.
6724 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6725 (vectorizable_store): Fix assertion to use == instead of =.
6727 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6729 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6730 call_used_regs for wCG registers.
6732 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6734 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6735 for non-offsettable memory references to cope with outstanding reload
6736 replacements, take 2.
6738 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6741 * config/i386/i386.h (x86_fisttp): New.
6742 (TARGET_FISTTP): New macro.
6743 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6744 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6745 instruction when fisttp flag is set.
6746 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6748 * config/i386/i386.md (type attribute): Add fisttp.
6749 (unit attribute): Set to i387 for fisttp type.
6750 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6751 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6753 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6754 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6756 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6757 patterns for TARGET_FISTTP. Enable patterns for
6758 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6759 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6760 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6761 implement fisttp x87 insn.
6762 (fix_trunc*_i387_fisttp splitters): New patterns.
6763 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6764 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6765 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6767 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6768 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6769 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6770 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6771 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6772 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6773 Disable patterns for TARGET_FISTTP.
6774 (fix_trunc*_i387 splitters): Implement usign mode macros.
6775 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6776 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6777 (fix_trunx*_sse peephole2s): Implement using mode macros.
6779 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6781 PR rtl-optimization/20291
6782 * combine.c (try_combine): If splitting fails, re-try with
6783 original combined pattern, i.e. before clobber stripping.
6785 2005-03-14 Eric Christopher <echristo@redhat.com>
6787 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6788 STACK_GROWS_DOWNWARD.
6790 2005-03-14 Roger Sayle <roger@eyesopen.com>
6792 * real.h (struct real_format): Split the signbit field into two
6793 two fields, signbit_ro and signbit_rw.
6794 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6795 mips_double_format, ieee_extended_motorola_format,
6796 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6797 ieee_extended_intel_128_format, ibm_extended_format,
6798 mips_extended_format, ieee_quad_format, mips_quad_format,
6799 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6800 i370_double_format, c4x_single_format, c4x_extended_format,
6801 real_internal_format): Update initializers for new field.
6802 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6803 real_format structure.
6804 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6805 field of the real_format structure.
6807 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6809 Fix PR tree-optimization/20458
6811 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6812 DECL_EXTERNAL on STRUCT_FIELD tags.
6813 (clear_call_clobbered): Ditto.
6814 * tree-ssa-operands.c (note_addressable): Make sure the original
6815 variable doesn't slip into the addressable list if we have
6817 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6820 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6822 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6823 (-fwide-exec-charset): Likewise.
6824 (-finput-charset): Likewise.
6825 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6826 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6827 * c.opt (Wnormalized): New.
6829 2005-03-14 Devang Patel <dpatel@apple.com>
6831 * doc/invoke.texi: Add reference to Visibility document.
6833 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6835 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6836 MASK_SPLIT_ADDRESSES.
6837 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6838 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6839 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6840 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6841 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6842 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6843 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6844 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6845 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6846 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6847 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6848 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6849 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6850 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6851 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6852 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6853 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6854 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6855 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6856 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6857 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6858 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6859 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6860 (TARGET_EXPLICIT_RELOCS): Delete.
6861 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6862 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6863 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6864 (override_options): Set MASK_LONG64 if -mint64 is given and no
6865 -mlongXX option is. Complain about -mint64 -mlong32.
6866 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6867 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6868 * config/mips/mips.opt: New file.
6870 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6872 * config.gcc (extra_options): New variable for listing option files.
6873 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6874 * configure.ac (extra_opt_files): New AC_SUBST variable.
6875 (tm_file_list, tm_include_list): Include options.h first.
6876 * configure: Regenerate.
6877 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6878 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6879 (s-options-h): New rule.
6880 (options.h): Depend on it.
6881 (TEXI_GCCINT_FILES): Add options.texi.
6882 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6883 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6884 * target.h (gcc_target): Add default_target_flags and handle_option.
6885 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6886 (TARGET_HANDLE_OPTION): New macros.
6887 (TARGET_INITIALIZER): Include them.
6888 * opt-functions.awk (opt_args, nth_arg): New functions.
6889 (switch_flags): Handle the "Target" flag.
6891 (var_name): Use opt_args and nth_arg.
6892 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6893 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6894 macros for the "Mask" and "InverseMask" options.
6895 * opts.h (cl_var_cond): New enum.
6896 (cl_option): Replace the "has_set_value" and "set_value" fields with
6897 "var_cond" and "var_value".
6898 (CL_TARGET): New macro.
6899 (option_enabled, print_filtered_help): Declare.
6900 (decode_options): Move definition.
6901 * opts.c (handle_option): Search for the original option before
6902 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6903 var_cond and var_value fields. Use targetm.handle_option to handle
6905 (decode_options): Set target_flags to targetm.default_target_flags.
6906 (print_filtered_help): Make global. Handle CL_TARGET.
6907 (option_enabled): New function.
6908 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6909 (display_target_options, set_target_switch, print_switch_values)
6910 (default_pch_valid_p): Guard uses of target_switches with
6911 #ifdef TARGET_SWITCHES. Also...
6912 (display_target_options): Display the CL_TARGET entries in cl_options.
6913 (set_target_option): Don't complain about the "" option when
6914 TARGET_SWITCHES is undefined.
6915 (print_switch_values): Use option_enabled.
6916 (default_pch_valid_p): Check cl_options[] when looking for something
6917 that has changed the value of target_flags.
6918 * c.opt: Remove documentation from top of file.
6919 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6920 * doc/sourecebuild.texi: Refer to the new options documentation
6921 instead of c.opt. Document machine-specific .opt files.
6922 * doc/tm.texi (target_flags): Say that this variable is declared
6924 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6925 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6927 * doc/options.texi: New file.
6929 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6932 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6935 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6938 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6939 temporary variable of pointer type if an lvalues is required.
6940 (gimplify_modify_expr_rhs): Request an rvalue from it.
6941 (gimplify_expr): Pass fallback on.
6943 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6945 * cfgbuild.c: Update comments.
6947 2005-03-14 Roger Sayle <roger@eyesopen.com>
6949 PR rtl-optimization/17236
6950 * optabs.c (expand_doubleword_mult): New helper function split out
6951 from expand_binop. Permute the order in which instructions are
6952 emitted to minimize the number of simultaneously live registers.
6953 (expand_binop): Call expand_doubleword_mult to synthesize a double
6954 word multiplication.
6956 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6958 * basic-block.h: Update the prototypes of cached_make_edge and
6960 * cfg.c (cached_make_edge): Take edge_cache representing one
6961 row of the adjacency matrix of edges.
6962 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6963 (make_edges): Initialize edge_cache to represent one row of
6964 the adjacency matrix of edges.
6966 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6968 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6970 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6971 Remove unused removed_phis variable.
6972 (conditional_replacement): Use build1/build2.
6973 (abs_replacement): Use last_and_only_stmt and build1/build2.
6975 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6977 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6978 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6979 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6980 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6981 * c-common.c (handle_novops_attribute): New function.
6982 (c_common_attribute_table): Add "no vops" entry.
6983 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6984 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6985 * tree-ssa-operands.c (get_call_expr_operands): Do not
6986 create virtual operands for calls with ECF_NOVOPS flag.
6987 * tree.h (DECL_IS_NOVOPS): New macro.
6988 (struct tree_decl): Add novops_flag.
6989 (ECF_NOVOPS): New constant.
6991 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6994 * config/i386/i386.c (x86_use_himode_fiop): New.
6995 (x86_use_simode_fiop): Rename from x86_use_fiop.
6996 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6997 (TARGET_USE_HIMODE_FIOP): New.
6998 (x86_use_simode_fiop): Rename from x86_use_fiop.
6999 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7001 * config/i386/i386.md (X87MODEI12): New mode macro define.
7002 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7003 to implement x87 FP compare with HImode input operands.
7004 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7005 Use X87MODEI12 mode macro to handle HImode input operands.
7006 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7007 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7008 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7009 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7010 macro to implement x87 operators with HImode input operands.
7011 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7014 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7016 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7018 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7019 constants invariant.
7021 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7023 * basic-block.h (BB_VISITED): Removed.
7024 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7026 2005-03-14 Falk Hueffner <falk@debian.org>
7029 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7031 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7033 * ggc-zone.c: Fix comment typos.
7035 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7036 stringpool.c, config/mips/mips-protos.h: Update copyright.
7038 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7040 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7041 throughout with its typedef, "rtx".
7042 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7043 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7044 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7045 regs in comment to match code.
7047 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7049 * except.c (check_handled): Make it static.
7050 * except.h: Remove the corresponding prototype.
7052 * function.c (get_func_frame_size): Make it static.
7053 * function.h: Remove the corresponding type.
7055 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7057 * hard-reg-set.h: Remove the corresponding declarations.
7059 * tree-cfg.c (verify_stmts): Check that
7060 bb_for_stmt (stmt) == bb for every PHI node and statement.
7062 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7064 * config.gcc: Remove excess indentation.
7065 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7067 2005-03-13 Roger Sayle <roger@eyesopen.com>
7070 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7071 * fold-const.c (fold_sign_changed_comparison): Likewise.
7072 (fold_binary): Optimize comparisons against widened operands if
7073 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
7075 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7077 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
7078 (sparc_override_options): Initialize it.
7079 (sparc_struct_value_rtx): Set it on the MEM to be returned.
7081 2005-03-13 David Edelsohn <edelsohn@gnu.org>
7083 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
7084 (reg_or_none500mem_operand): New predicate.
7085 (zero_reg_mem_operand): New predicate.
7086 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
7087 to reg_or_none500mem_operand.
7088 (extendsfdf2_fpr): Add MEM alternative.
7089 (extenddftf2_internal): Change operand2 predicate to
7090 zero_reg_mem_operand.
7092 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7094 * ggc-zone.c: Rewritten.
7096 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
7098 * configure.ac: Define GGC_ZONE for --with-gc=zone.
7099 * config.in: Regenerated.
7100 * configure: Regenerated.
7101 * gengtype.c (write_types_process_field, write_func_for_structure):
7102 Pass new argument to gt_pch_note_object.
7103 * ggc-common.c (struct ptr_data): Add TYPE.
7104 (gt_pch_note_object): Take TYPE argument and save it.
7105 (call_count): Update call to ggc_pch_count_object.
7106 (call_alloc): Update call to ggc_pch_alloc_object.
7107 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
7109 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
7110 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
7111 (ggc_alloc_zone_stat): Delete.
7112 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
7113 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
7114 (ggc_pch_alloc_object): Update prototypes.
7115 (garbage_zone): Delete.
7116 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
7117 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
7119 (tree_id_zone): New variable.
7120 (ggc_alloc_cleared_zone): Remove unused.
7121 (ggc_alloc_zone): Define.
7122 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
7123 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
7124 ggc_alloc_zone_stat.
7125 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
7126 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
7127 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
7128 (make_node_stat): Likewise. Use tree_id_zone.
7130 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7131 Joseph S. Myers <joseph@codesourcery.com>
7133 * configure.ac: Check for MIPS TLS.
7134 * configure: Regenerated.
7135 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7136 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7137 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7138 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7139 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7140 (mips_classify_symbol, mips_symbolic_constant_p)
7141 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7142 (mips_tls_operand_p, mips_call_tls_get_addr)
7143 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7144 (mips_tls_symbol_ref_1): New functions.
7145 (mips_legitimize_address, mips_legitimize_const_move): Call
7146 mips_legitimize_tls_address.
7147 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7149 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7150 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7151 (mips_char_to_class): Document V1_REG.
7152 (HAVE_AS_TLS): Provide default.
7153 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7155 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7157 (tls_get_tp_<mode>): New instruction.
7159 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7161 * configure.ac: Update checks for target tools.
7162 * configure: Regenerated.
7164 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7166 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7168 2005-03-13 Roger Sayle <roger@eyesopen.com>
7170 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7171 more classes of DImode multiplication by constant. Allow both
7172 multiplication by small negative constants (by performing a
7173 multiplication by a positive constant and negating the result) and
7174 multiplications by large powers of two, by using a left shift.
7176 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7178 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7179 of basic blocks into work_stack.
7181 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7182 config/mips/vr.h: Update copyright.
7184 * c-decl.c (c_init_decl_processing): Remove useless calls to
7185 build_function_type.
7187 * builtins.c (fold_trunc_transparent_mathfn,
7188 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7189 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7190 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7191 fold_builtin_strcpy, fold_builtin_strncpy,
7192 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7195 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7198 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7199 variable determinant.
7201 * tree-cfg.c (group_case_labels): Remove local variable type.
7203 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7206 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7209 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7212 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7213 (*movmemqi_insn): Delete.
7214 (*movmemhi): Delete.
7216 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7218 * builtins.c (fold_builtin_classify): Take decomposed
7219 arguments of CALL_EXPR.
7220 (fold_builtin_1): Update a call to fold_builtin_classify.
7222 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7225 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7226 through into call to parser_xref_tag after parse error.
7227 (c_parser_struct_declaration): Consistently return NULL_TREE on
7230 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7232 * tree-flow-inline.h (ref_contains_array_ref): New function.
7233 (lookup_subvars_for_var): Ditto.
7234 (get_subvars_for_var): Ditto.
7235 (var_can_have_subvars): Ditto.
7237 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7238 (struct subvar): New type.
7240 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7242 * tree-optimize.c (init_tree_optimization_passes): Call
7243 pass_create_structure_vars.
7245 * tree-ssa-alias.c: Include vec.h.
7246 (init_alias_info): Don't auto-clear call clobbered on struct-field
7248 (compute_flow_insensitive_aliasing): Handle subvars.
7249 (group_aliases): Handle STRUCT_FIELD aliases.
7250 (setup_pointers_and_addressables): Ditto.
7251 Don't mark variables non-addressable if they still have
7252 addressable subvars.
7253 Also mark subvars addressable when the real variable is marked
7255 (add_pointed_to_var): Try to prune the pointed-to set by only
7256 pointing to subvars when possible.
7257 Otherwise, make sure we set addresses_needed and pt_vars to
7258 properly include subvars.
7259 (bitpos_of_field): New function.
7260 (push_fields_onto_fieldstack): Ditto.
7261 (get_or_create_used_part_for): Ditto.
7262 (create_overlap_variables_for): Ditto.
7263 (find_used_portions): Ditto.
7264 (create_structure_vars): Ditto.
7265 (pass_create_structure_vars): New structure.
7267 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7268 (get_expr_operands): Handle subvars. Also try to turn
7269 COMPONENT_REF accesses into must-defs now that we can accurately
7271 (note_addressable): Try to only mark as addressable those subvars
7272 we know a COMPONENT_REF touches.
7273 (overlap_subvar): New function.
7275 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7276 Handle subvar storing.
7277 (vect_address_analysis): Update caller of vect_object_analysis.
7279 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7281 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7282 (STMT_VINFO_SUBVARS): New macro.
7284 * common.opts: add flag_tree_salias.
7286 * opts.c (decode_options): flag_tree_salias defaults to on.
7288 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7290 * doc/tree-ssa.texi: Document structural alias analysis.
7292 2005-03-12 Steven Bosscher <stevenb@suse.de>
7294 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7295 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7296 * tree-ssa-operands.c (get_expr_operands): Likewise.
7297 (get_expr_operands): Likewise for ERROR_MARK.
7299 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7301 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7304 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7307 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7308 (mark_operand_necessary): Remove local variable ver.
7310 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7311 variable prefix_len.
7313 * value-prof.c (mod_subtract_transform): Remove local variable
7316 * builtins.c (fold_builtin_exponent): Take decomposed
7317 arguments of CALL_EXPR.
7318 (fold_builtin_1): Update a call to fold_builtin_exponent.
7320 * builtins.c (fold_builtin_logarithm): Take decomposed
7321 arguments of CALL_EXPR.
7322 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7324 * c-decl.c (c_init_decl_processing): Remove local variables
7325 ptr_ftype_void and ptr_ftype_ptr.
7327 * gimplify.c (gimplify_expr): Remove local variables r0 and
7330 * reg-stack.c (move_for_stack_reg): Remove local variable
7332 (compare_for_stack_reg): Remove local variable flags_user.
7333 (convert_regs_1): Remove local variable deleted.
7335 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7337 (combine_blocks): Remove local variables exits and new_e.
7339 * tree-inline.c (expand_call_inline): Remove local variable
7342 * tree-ssa-live.c (create_ssa_var_map,
7343 calculate_live_on_entry): Remove local variable snn.
7345 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7347 * c-lex.c (c_lex_with_flags): Add parameter to call to
7350 2005-03-11 Per Bothner <per@bothner.com>
7352 * c-tree.h (struct c_declarator): New id_loc field.
7353 * c-pragma.h (c_lex_with_flags): Take position reference.
7354 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7355 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7356 (c_lex): Pass dummy location to c_lex_with_flags.
7357 * c-parser.c (c_lex_one_token): Set c_token's location using
7358 c_lex_with_flags, instead of input_location, which might be "ahead".
7359 (c_parser_direct_declarator): Set declarator's id_loc from
7361 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7362 declarator's id_loc, rather than probably-imprecise input_location.
7363 (build_id_declarator): Initialize c_declarator's id_loc field.
7365 2005-03-11 Roger Sayle <roger@eyesopen.com>
7368 * builtins.c (expand_builtin_signbit): Force the signbit's word
7369 into an integer register to avoid SUBREGs of floating point modes.
7371 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7373 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7374 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7375 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7376 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7378 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7380 PR rtl-optimization/20306
7381 * expr.c (emit_move_complex): Set try_int false if mode is
7382 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7383 emit_block_move if try_int is true.
7385 2005-03-11 Richard Henderson <rth@redhat.com>
7388 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7389 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7392 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7394 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7395 (TARGET_FIX_VR4130): New macro.
7396 (TARGET_OPTIONS): Add -mfix-vr4130.
7397 (ISA_HAS_MACCHI): New macro.
7398 (ASM_SPEC): Add -mfix-vr4130.
7399 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7400 (override_options): Handle mips_fix_vr4130_string.
7401 (mips_avoid_hazards): Clear all_noreorder_p
7402 if we're working around VR4130 errata and the macc alternatives
7404 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7405 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7406 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7407 (MULTILIB_DEFAULTS): Remove leading "march=".
7408 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7409 if no architecture option is given.
7410 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7412 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7413 * doc/invoke.texi: Document -mfix-vr4130.
7415 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7417 * config/mips/mips.c (override_options): Only warn about -mint64
7418 deprecation if TARGET_INT64.
7420 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7423 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7424 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7425 are non-specific regarding the nonnull parameter positions.
7426 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7427 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7428 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7429 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7431 * builtins.def: Use the non-specific "nonnull" attibute lists.
7433 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7435 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7436 single_pred_edge, single_succ, single_pred): Improve comments.
7438 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7440 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7441 single_pred_edge, single_succ, single_pred): New inline functions.
7442 * bb-reorder.c (rotate_loop, find_traces_1_round,
7443 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7444 duplicate_computed_gotos): Use the single_succ/pred functions.
7445 * cfganal.c (forwarder_block_p): Ditto.
7446 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7447 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7448 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7449 merge_seq_blocks): Ditto.
7450 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7451 * cfglayout.c (fixup_reorder_chain): Ditto.
7452 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7453 canonicalize_loop_headers, verify_loop_structure): Ditto.
7454 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7455 mfb_update_loops, create_preheader, force_single_succ_latches,
7456 create_loop_notes): Ditto.
7457 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7458 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7459 commit_one_edge_insertion, purge_dead_edges,
7460 cfg_layout_can_merge_blocks_p): Ditto.
7461 * except.c (sjlj_emit_function_enter): Ditto.
7462 * flow.c (init_propagate_block_info): Ditto.
7463 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7464 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7465 insert_insn_end_bb): Ditto.
7466 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7467 find_if_case_2): Ditto.
7468 * lambda-code.c (perfect_nestify): Ditto.
7469 * lcm.c (optimize_mode_switching): Ditto.
7470 * loop-doloop.c (doloop_modify): Ditto.
7471 * loop-init.c (loop_optimizer_init): Ditto.
7472 * loop-iv.c (simplify_using_initial_values): Ditto.
7473 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7474 * loop-unswitch.c (unswitch_loop): Ditto.
7475 * modulo-sched.c (generate_prolog_epilog): Ditto.
7476 * predict.c (combine_predictions_for_insn, estimate_probability,
7477 tree_estimate_probability, last_basic_block_p,
7478 estimate_bb_frequencies): Ditto.
7479 * profile.c (branch_prob): Ditto.
7480 * regrename.c (copyprop_hardreg_forward): Ditto.
7481 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7482 * tracer.c (layout_superblocks): Ditto.
7483 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7484 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7485 cleanup_control_expr_graph, disband_implicit_edges,
7486 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7487 tree_verify_flow_info, tree_make_forwarder_block,
7488 tree_forwarder_block_p, remove_forwarder_block,
7489 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7490 * tree-if-conv.c (tree_if_conversion): Ditto.
7491 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7492 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7493 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7494 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7495 copy_loop_headers): Ditto.
7496 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7497 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7498 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7499 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7500 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7501 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7502 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7503 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7504 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7505 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7506 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7507 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7508 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7509 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7510 slpeel_add_loop_guard): Ditto.
7512 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7514 PR tree-optimization/15784
7515 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7518 * stmt.c (expand_case): Don't change index_type. Convert minval
7521 PR tree-optimization/20130
7522 * fold-const.c (fold): Fold x * -1 into -x.
7524 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7526 PR rtl-optimization/20331
7527 * rtlanal.c (modified_between_p): Check its address first for MEM.
7528 (modified_in_p): Likewise.
7530 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7532 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7534 2005-03-10 Steven Bosscher <stevenb@suse.de>
7536 * expr.c (expand_expr_real_1): If possible, use a conditional
7537 move for expanding MIN_EXPR and MAX_EXPR.
7538 Use temp for moving around rtx-en.
7540 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7543 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7546 2005-03-10 Roger Sayle <roger@eyesopen.com>
7548 * builtins.c (expand_builtin_signbit): Extend to handle floating
7549 point modes wider than the largest integer type, using the
7550 operand_subword_force function to obtain the signbit's word.
7552 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7555 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7556 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7558 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7560 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7562 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7564 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7566 (perform_edge_inserts): Unconditionally call
7567 free_dominator_info.
7569 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7571 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7573 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7575 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7577 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7579 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7581 (rtl_register_value_prof_hooks,
7582 tree_value_profile_transformations,
7583 tree_register_value_prof_hooks): Likewise.
7584 * var-tracking.c (stack_adjust_offset_pre_post,
7585 variable_htab_free, variable_union, dataflow_set_different_2,
7586 count_uses, variable_was_changed, set_frame_base_location,
7587 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7588 vt_add_function_parameters): Likewise.
7589 * varasm.c (named_section_real, named_section, make_decl_rtl,
7590 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7591 const_hash_1, compare_constant, copy_constant, force_const_mem,
7592 output_constant_pool_2, output_constant_pool_1, output_constant,
7593 output_constructor, make_decl_one_only, decl_tls_model,
7594 default_no_named_section, default_elf_select_section_1,
7595 default_unique_section_1): Likewise.
7596 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7597 * vmsdbgout.c (addr_const_to_string): Likewise.
7600 * function.c (struct assign_parm_data_one): Remove last_named
7602 (assign_parm_find_data_types): Don't determine last_named.
7603 Reorder named_parm determination.
7604 (assign_parms): Only setup varargs on the last non-varadic
7607 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7609 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7610 sda base address on medium model.
7612 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7614 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7615 * cfgloop.c (flow_loop_nodes_find): Export.
7616 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7618 * cfgloopmanip.c (fix_loop_structure): New function.
7619 * predict.c (predict_loops): Clean up the loops information.
7620 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7621 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7623 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7624 (rewrite_into_loop_closed_ssa): Declaration changed.
7625 * tree-loop-linear.c (linear_transform_loops): Add argument to
7626 rewrite_into_loop_closed_ssa call.
7627 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7628 * tree-ssa-loop-im.c (move_computations): Ditto.
7629 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7630 * tree-vectorizer.c (vectorize_loops): Ditto.
7631 * tree-optimize.c: Include cfgloop.h.
7632 (execute_todo): Choose whether to call cleanup_tree_cfg or
7633 cleanup_tree_cfg_loop.
7634 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7635 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7636 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7637 cleanup_tree_cfg_loop call.
7638 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7639 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7640 work on part of cfg.
7642 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7645 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7646 with multiple alternatives.
7648 * stmt.c (parse_output_constraint): Fix a typo.
7650 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7652 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7653 assembly directive instead of deprecated "no-generics".
7655 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7657 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7658 for non-offsettable memory references to cope with outstanding reload
7660 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7661 avoid losing outstanding address reloads.
7662 ("reload_outdi", "reload_outdf"): Likewise.
7664 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7666 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7667 code. Add more cbrt transformations.
7669 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7671 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7673 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7675 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7676 NULL_TREE when a given tree is not simplified.
7677 (fold): Return the original tree when any of the functions
7678 mentioned above NULL_TREE.
7680 * fold-const.c (fold_unary, fold_binary): Take decomposed
7681 arguments, code, type, op0, and op1 in case of fold_binary.
7682 (fold): Update calls to fold_unary and fold_binary.
7684 2005-03-09 Roger Sayle <roger@eyesopen.com>
7686 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7687 a fndecl and an arglist instead of a CALL_EXPR, exp.
7689 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7691 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7693 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7695 * expr.c (expand_assignment): Remove orig_to_rtx.
7697 * fold-const.c (int_const_binop): Remove no_overflow.
7699 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7701 * loop-iv.c (get_biv_step_1): Remove lhs.
7703 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7705 * real.c (real_nan): Remove neg.
7707 * function.c (thread_prologue_and_epilogue_insns): Remove i
7710 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7713 * tree-eh.c (tree_could_trap_p): Remove idx.
7715 * tree-into-ssa.c (ann): Remove ann.
7717 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7719 * tree-sra.c (decide_block_copy): Remove inst_count.
7721 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7723 * tree-ssa-loop-im.c (lhs): Remove.
7725 * cfgbuild.c (state, STATE, SET_STATE,
7726 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7728 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7729 (find_basic_blocks): Set the state of each basic block to
7732 2005-03-08 Jeff Law <law@redhat.com>
7734 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7735 goto results in the removal of edges in the CFG, then we need
7736 to recompute dominators.
7738 2005-03-09 Ben Elliston <bje@au.ibm.com>
7740 * c-common.c (c_do_switch_warnings): Comment fix.
7742 2005-03-08 Julian Brown <julian@codesourcery.com>
7744 * Patch from 2005-03-08 reverted for causing regressions and
7745 ppc-darwin bootstrap failure.
7747 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7749 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7750 Define the real function for ppc-darwin.
7751 * c-typeck.c (convert_arguments): Check for target-specific
7752 invalid argument call to unprototyped function.
7753 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7755 * target.h (invalid_arg_for_unprototyped_fn): New field
7757 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7758 default target hook.
7759 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7762 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7764 * c-typeck.c (constructor_stack, constructor_range_stack,
7765 initializer_stack): Make them static.
7767 * cfg.c (rbi_pool): Make it static.
7769 * gimple-low.c (lower_stmt_body): Make it static.
7770 * tree-flow.h: Remove the corresponding prototype. Don't
7773 * sched-deps.c (cache_size): Make it static.
7775 * stor-layout.c (lang_adjust_rli): Make it static.
7777 2005-03-08 Julian Brown <julian@codesourcery.com>
7779 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7780 from being used for symbols with vague linkage when
7781 HAVE_GAS_COMDAT_GROUP is true.
7783 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7785 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7786 nlabel == JUMP_LABEL (jump).
7788 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7790 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7791 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7792 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7793 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7795 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7798 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7799 * c-common.c (handle_returns_twice): New function.
7800 (c_common_attribute_table): Declare eturns_twice' attribute.
7801 * doc/extend.texi: Document eturns_twice' attribute.
7802 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7803 (struct tree_decl): Add returns_twice_flag.
7805 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7807 * tree-ssa-phiopt.c: Fix a comment typo.
7809 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7810 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7811 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7814 2005-03-08 Richard Henderson <rth@redhat.com>
7816 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7817 builtin codes with ctzdi2, clzdi2, popcountdi2.
7818 (struct alpha_builtin_def): Add is_const.
7819 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7820 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7821 (alpha_init_builtins): Init them. Set nothrow and const attributes
7823 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7824 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7825 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7826 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7827 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7828 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7829 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7830 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7831 (TARGET_FOLD_BUILTIN): New.
7832 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7833 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7835 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7837 2005-03-08 Ira Rosen <irar@il.ibm.com>
7839 PR tree-optimization/20122
7840 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7841 condition of access function instead of base.
7843 2005-03-07 Jeff Law <law@redhat.com>
7844 Steven Bosscher <stevenb@suse.de>
7846 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7847 (find_taken_edge): Call find_taken_edge_computed_goto as
7848 appropriate. Allow any gimple invariant rather than just
7849 INTEGER_CST for VAL.
7850 (cleanup_control_flow): Cleanup a computed goto which has turned
7852 (tree_merge_blocks): If block B has any forced labels, move
7853 them to the start of block A.
7854 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7855 computed gotos as well.
7856 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7857 removal of unnecessary computed gotos too.
7858 (lookup_redirection_data): Fix type of INSERT argument. Callers
7861 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7863 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7864 Remove trailing spaces.
7866 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7867 unshare_all_trees): Make them static.
7868 * tree-gimple.h: Remove the corresponding prototypes.
7870 * diagnostic.h: Remove unused prototype
7871 debug_output_buffer.
7872 * modulo-sched.c: Remove unused prototype
7873 set_row_column_for_ps.
7875 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7876 replace_phi_edge_with_variable): Remove unused variable i.
7878 2005-03-07 Per Bothner <per@bothner.com>
7880 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7882 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7885 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7886 bbs on the COND_EXPR instead of the PHI_NODEs.
7887 (candidate_bb_for_phi_optimization): Remove.
7888 (replace_phi_with_stmt): Rename to ...
7889 (replace_phi_edge_with_variable): this and change so that we
7890 replace the phi argument instead of removing the PHI.
7891 (conditional_replacement): Change so we deal with PHI with more
7893 (value_replacement): Likewise.
7894 (abs_replacement): Likewise.
7896 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7898 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7899 output_e500_flip_gt_bit.
7901 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7903 (rs6000_generate_compare): Fix logic to look at the correct bits.
7904 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7906 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7907 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7908 gen_move_from_CR_gt_bit.
7910 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7911 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7912 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7914 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7915 (E500_CR_IOR_COMPARE): New constant.
7917 2005-03-08 Earl Chew <earl_chew@agilent.com>
7918 David Billinghurst <David.Billinghurst@riotinto.com>
7920 * config/i386/host-cygwin.c: New file to support precompiled
7922 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7923 * config.host: Use above files for cygwin host.
7925 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7927 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7928 ordering ops from earlier change.
7930 2005-03-07 Per Bothner <per@bothner.com>
7932 Various fixes to allow us to again build if --enable-mapped-location:
7933 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7934 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7935 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7936 local variable loc. Change logic appropriately.
7937 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7938 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7939 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7940 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7941 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7943 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7945 PR rtl-optimization/19683
7946 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7947 number of bytes, to smallest_int_for_mode. Fix arguments to
7948 REG_CANNOT_CHANGE_MODE_P.
7950 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7952 * reorg.c (relax_delay_slots): Check that the jump is
7953 conditional before trying to invert it.
7955 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7957 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7960 * calls (stack_arg_under_construction): Make it static.
7962 * flow.c (regs_live_at_setjmp): Make it static.
7963 * flow.h: Remove the corresponding prototype.
7965 * reload1.c (reload_startobj, reload_firstobj,
7966 something_needs_operands_changed, reload_inherited,
7967 reload_inheritance_insn, reload_override_in,
7968 reload_spill_index): Make them static.
7970 * recog.c (verify_changes): Make it static.
7971 * recog.h: Remove the corresponding prototype.
7973 * cfgbuild.c (find_sub_basic_blocks): Remove.
7974 * basic-block.h: Remove the corresponding prototype.
7975 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7977 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7979 * tree-ssa-operands.c (check_build_stmt): Remove.
7981 * stor-layout.c (set_alignment): Remove.
7982 * tree.h: Remove the corresponding prototype.
7984 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7986 * tree-ssa-dce.c (control_dependence_map,
7987 visited_control_parents): Make them static.
7989 * cfghooks.c (verify_flow_info): Remove local variable
7992 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7995 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7997 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7999 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8001 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8003 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8004 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8005 PARALLEL for an empty structure.
8007 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8009 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8011 * fold-const.c (fold_binary): Unroll the very first "for"
8014 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8016 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8017 redundant match_code test.
8018 (scc_comparison_operator): Swap match_operand and match_code
8020 (branch_positive_comparison_operator): Same.
8021 (trap_comparison_operator): Use comparison_operator and swap with
8024 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8027 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8028 (out_movhi_r_mr): Read low byte of volatile MEM first.
8029 (out_movhi_mr_r): Write high byte of volatile MEM first.
8031 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8033 * cselib.c (reg_values, reg_values_size): Make them static.
8035 * cse.c (cse_reg_info_table): Make it static.
8037 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8039 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8041 * cse.c (find_best_addr): Use canon_for_address.
8043 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8045 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8046 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8047 SUBREG and MEM, respectively.
8049 * fold-const.c (fold_binary): Use code instead of t.
8051 * fold-const.c (optimize_minmax_comparison): Take decomposed
8052 arguments code, type, op0, and op1 instead of t.
8053 (fold_binary): Update a call to optimize_minmax_comparison.
8055 * fold-const.c (fold_range_test): Take decomposed arguments
8056 code, type, op0, and op1 instead of t.
8057 (fold_binary): Update a call to fold_range_test.
8059 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8060 decomposed arguments code, type, op0, and op1 instead of t.
8061 (fold_binary): Update a call to fold_range_test.
8063 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8065 * fold-const.c (fold_binary): Avoid directly using the original
8066 expression t as much as possible.
8068 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8070 * c-semantics.c (build_stmt): Use TYPE_P instead of
8071 IS_NON_TYPE_CODE_CLASS.
8072 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
8073 (NON_TYPE_CHECK): Use TYPE_P instead of
8074 IS_NON_TYPE_CODE_CLASS.
8076 * fold-const.c (fold): Remove handling of binary expressions.
8078 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
8080 * doc/c-tree.texi: Wrap comments in @r{}.
8081 * doc/cpp.texi: Likewise.
8082 * doc/cppinternals.texi: Likewise.
8083 * doc/extend.texi: Likewise.
8084 * doc/md.texi: Likewise.
8085 * doc/objc.texi: Likewise.
8086 * doc/sourcebuild.texi: Likewise.
8087 * doc/tm.texi: Likewise.
8090 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8092 * predict.c (apply_return_prediction): Standardize PHI chain
8094 * tree-ssa.c (ssa_redirect_edge): Likewise.
8096 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8097 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
8100 * tree-phinodes.c (remove_phi_node): Drop the last argument.
8101 * tree-flow.h: Adjust the prototype for remove_phi_node.
8102 * lambda-code.c (perfect_nestify): Adjust a call to
8105 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8106 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
8108 * tree-ssa-dce.c (remove_dead_phis): Likewise.
8109 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
8110 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
8111 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
8113 * combine.c (simplify_and_const_int): Use gen_int_mode instead
8114 of GEN_INT (trunc_int_for_mode (...)).
8115 * loop-iv.c (iv_number_of_iterations): Likewise.
8116 * postreload.c (reload_cse_move2add): Likewise.
8117 * simplify-rtx.c (simplify_const_unary_operation,
8118 simplify_const_binary_operation): Likewise.
8119 * stor-layout.c (get_mode_bounds): Likewise.
8121 * fold-const.c (fold_binary): New.
8122 (fold): Call fold_binary on binary expressions.
8124 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
8126 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
8127 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
8128 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
8129 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
8130 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
8132 2005-03-04 Devang Patel <dpatel@apple.com>
8134 PR tree-optimization/18815
8135 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8136 loops with zero exit edges.
8138 2005-03-04 Devang Patel <dpatel@apple.com>
8140 * doc/invoke.texi: Remove reference to webpage that does not exist.
8142 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8143 Joseph S. Myers <joseph@codesourcery.com>
8146 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8147 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8148 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8149 * pa.c (get_plabel): Change argument to symbol_ref. Call
8150 maybe_get_identifier instead of get_identifier.
8151 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8152 (struct deferred_plabel): Replace name field with symbol field.
8153 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8154 ASM_OUTPUT_EXTERNAL_REAL is defined.
8155 (output_global_address): Use output_addr_const for output of all
8157 (output_deferred_plabels): Use symbol_ref instead of name for address
8159 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8160 ASM_OUTPUT_SYMBOL_REF): New macros.
8161 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8163 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8166 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8168 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8169 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8171 2005-03-04 Jeff Law <law@redhat.com>
8173 * basic-block.h (rediscover_loops_after_threading): Declare.
8174 * tree-ssa-dom.c: Include cfgloop.h.
8175 (tree_ssa_dominator_optimize): Discover loops and some basic
8176 properties. Remove forwarder blocks recreated by loop header
8177 canonicalization. Also mark backedges in the CFG.
8178 * tree-ssa-threadupdate.c: Include cfgloop.h
8179 (rediscover_loops_after_threading): Define.
8180 (struct local_info): New field, JUMP_THREADED.
8181 (prune_undesirable_thread_requests): New function.
8182 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8183 then record that fact for the callers of redirct_edges.
8184 (thread_block): If BB has incoming backedges, then call
8185 prune_undesirable_thraed_requests. Note when we are
8186 going to have to rediscover loop information. Return a
8187 boolean indicating if any jumps were threaded.
8188 (thread_through_all_blocks): Bubble up boolean indicating
8189 if any jumps were threaded.
8190 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8191 (tree-ssa-threadupdate.o): Similarly.
8193 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8195 * fold-const.c (fold_ternary): Unroll the "for" loop to
8198 2005-03-04 Andrew Haley <aph@redhat.com>
8200 * unwind-dw2-fde-glibc.c (struct
8201 unw_eh_callback_data.check_cache): New field.
8202 (frame_hdr_cache): New.
8203 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8204 Cache frame header info.
8206 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8208 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8209 (print_c_condition): Declare.
8210 * read-rtl.c (ptr_loc): New structure.
8211 (ptr_locs, ptr_loc_obstack, joined_conditions)
8212 (joined_conditions_obstack): New variables.
8213 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8214 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8215 (join_c_conditions, print_c_condition): New functions.
8216 (apply_macro_to_string): Associate the new string with the same
8217 source location as the old one.
8218 (add_condition_to_string): Use join_c_conditions.
8219 (read_string): Use set_rtx_ptr_loc to record a filename and line
8220 number for the string.
8221 (read_rtx): Initialize the new variables above.
8222 * genattrtab.c (write_test_expr, write_attr_value): Use
8224 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8225 comment above the GCC_VERSION check.
8226 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8227 Inline the definition of MAYBE_EVAL.
8228 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8229 * genoutput.c (process_template): Likewise.
8230 * genpreds.c (write_predicate_subfunction): Likewise.
8231 (write_predicate_expr): Use print_c_condition.
8232 * genrecog.c (write_cond): Likewise.
8233 * gensupport.c (process_rtx): Use join_c_conditions to join the
8234 conditions of a define_insn_and_split. Record a source location
8235 for the string after the "&&".
8236 (alter_test_for_insn): Use join_c_conditions.
8238 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8241 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8242 PR tree-optimization/15784
8243 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8246 2005-03-04 Ben Elliston <bje@au.ibm.com>
8248 * gcc.c (option_map): Add --coverage.
8249 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8250 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8251 * config/darwin.h: Pass -lgcov for `coverage'.
8252 * doc/invoke.texi (Debugging Options): Document --coverage.
8254 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8256 * gcse.c (bypass_block): Use find_edge wherever possible.
8258 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8262 * c-opts.c (c_common_parse_file): Call start_source_file
8263 and end_source_file at the approriate times.
8265 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8266 the main file, it will be done for us now.
8268 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8270 * fold-const.c (fold_ternary): New.
8271 (fold): Call fold_ternary on ternary expressions. Remove
8272 handling of ternary expressions.
8274 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8276 PR tree-optimization/15784
8277 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8280 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8282 * config/rs6000/predicates.md (branch_comparison_operator):
8283 Convert from C block to conditional format.
8285 2005-03-03 Jan Hubicka <jh@suse.cz>
8287 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8288 and non-constant public variables.
8290 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8292 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8295 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8298 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8299 calls to release_ssa_name and release_phi_node.
8301 * fold-const.c (fold): Remove handling of unary expressions.
8303 * fold-const.c (fold_unary): Avoid directly using the original
8304 expression t as much as possible.
8306 2005-03-03 Roger Sayle <roger@eyesopen.com>
8307 Andrew Pinski <pinskia@physics.uc.edu>
8309 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8310 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8312 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8314 Describe special registers SRP and MOF as allocatable registers.
8315 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8316 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8317 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8318 TARGET_HAS_MUL_INSNS.
8319 (cris_print_operand) <case 'd'>: New case.
8320 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8321 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8323 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8324 (REG_ALLOC_ORDER): Update for MOF.
8325 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8327 (GENERAL_REGS): No longer a define of ALL_REGS.
8328 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8329 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8331 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8332 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8333 (SECONDARY_RELOAD_CLASS): Define.
8334 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8335 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8336 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8337 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8338 (REGISTER_MOVE_COST): Define.
8339 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8340 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8341 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8342 (CRIS_MOF_REGNUM): New define_constants.
8343 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8345 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8347 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8348 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8349 Adjust for MOF being properly described as a register.
8350 (indir_to_reg_split): Name this split. Conditionalize on the
8351 destination register being a general register.
8352 (movei): Conditionalize on on operands 0 and 1 having the same
8355 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8358 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8359 -mcpu to override any other explicitly given flags.
8361 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8363 * recog.c (verify_changes, confirm_change_group): New functions,
8364 broken out of apply_change_group.
8365 (apply_change_group): Use them.
8366 * recog.h (verify_change, confirm_change_group): Declare.
8367 * rtl.h (redirect_jump_2): Declare.
8368 * jump.c (redirect_exp, invert_exp): Delete.
8369 (invert_exp_1): Take second parameter. Return value. Changed caller.
8370 (redirect_jump_2): New function, broken out of redirect_jump.
8371 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8372 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8373 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8375 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8377 * varasm.c (named_section): Use xstrdup rather than doing it by
8380 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8382 2005-03-02 Devang Patel <dpatel@apple.com>
8384 Undo PR tree-optimization/18815 fix.
8386 2005-03-02 Devang Patel <dpatel@apple.com>
8388 PR tree-optimization/18815
8389 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8390 loops with zero exit edges.
8392 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8394 * cfg.c (connect_src, connect_dest, disconnect_src,
8395 disconnct_dest): New.
8396 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8397 redirect_edge_pred): Use the new functions.
8399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8400 free_dominance_info only when needed.
8402 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8405 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8406 (reg_or_sub_cint64_operand): Same.
8408 2005-03-02 Jeff Law <law@redhat.com>
8410 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8411 CFG_ALTERED in the main DOM iteration loop.
8413 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8416 * varasm.c (initializer_constant_valid_p): Allow conversions
8417 between OFFSET_TYPEs. Tidy.
8419 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8421 * config/cris/cris.md ("return"): Remove epilogue delay list
8424 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8426 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8428 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8430 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8432 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8433 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8434 config/m68k/m68k.c, config/mips/mips.h,
8435 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8436 doc/include/gcc-common.texi: Update copyright.
8438 PR middle-end/18029 and PR middle-end/18030
8439 * expr.c (optimize_bitfield_assignment_op): Add a special case
8440 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8442 * fold-const.c (fold_unary): New.
8443 (fold): Call fold_unary on unary expressions.
8445 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8447 * cgraph.h (struct cgraph_edge): Add prev_caller and
8449 (cgraph_node_remove_callees): Export.
8450 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8452 (cgraph_edge_remove_callee): New function.
8453 (cgraph_edge_remove_caller): Likewise.
8454 (cgraph_remove_edge): Use.
8455 (cgraph_redirect_edge_callee): Likewise.
8456 (cgraph_node_remove_callees): New function.
8457 (cgraph_node_remove_callers): Likewise.
8458 (cgraph_remove_node): Use.
8459 * tree-optimize.c (tree_rest_of_compilation): Use
8460 cgraph_node_remove_callees instead of manual loop.
8461 * cgraphunit.c (cgraph_finalize_function): Likewise.
8462 (cgraph_expand_function): Likewise.
8463 (cgraph_remove_unreachable_nodes): Likewise.
8465 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8468 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8470 * c-decl.c (undeclared_variable): Take location as argument.
8471 * c-typeck.c (build_external_ref): Likewise.
8472 * c-parser.c (c_parser_postfix_expression): Pass location of
8473 identifier to build_external_ref.
8475 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8477 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8478 CCEQ mode for branch_positive_comparison_operator test.
8479 * config/rs6000/predicates (branch_comparison_operator): Revert to
8481 (scc_comparison_operator): Same.
8482 (branch_positive_comparison_operator): Same.
8484 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8486 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8487 (cris_delay_slots_for_epilogue): Remove.
8488 (save_last): Move into cris_target_asm_function_epilogue.
8489 (cris_target_asm_function_epilogue): Remove tests for file being
8491 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8492 (cris_delay_slots_for_epilogue): Remove prototypes.
8493 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8494 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8496 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8498 * config/rs6000/predicates.md (branch_comparison_operator): Change
8499 to define_special_predicate.
8500 (scc_comparison_operator): Same.
8501 (branch_positive_comparison_operator): Same.
8503 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8505 * Makefile.in (tree-ssa-sink.o): New.
8506 (OBJS-common): Add tree-ssa-sink.o.
8507 * common.opt: Add -ftree-sink
8508 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8509 * timevar.def (TV_TREE_SINK): new timevar.
8510 * tree-flow.h (is_hidden_global_store): Prototype.
8511 * tree-optimize.c (init_tree_optimization_passes): Add
8513 * tree-pass.h (pass_sink_code): New.
8514 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8515 for non-obvious global store store to is_hidden_global_store, and
8516 call that new function.
8517 * tree-ssa-sink.c: New file.
8518 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8519 * doc/passes.texi: Document forward store motion.
8520 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8521 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8522 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8523 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8525 2005-03-01 Per Bothner <per@bothner.com>
8527 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8528 and we have a non-zero column-number, add it to the message.
8529 Also factor out the diagnostic_kind_text.
8531 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8533 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8534 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8535 flow_loop_scan): Removed.
8536 (flow_loop_dump): Do not dump removed fields.
8537 (flow_loop_free): Do not free removed fields.
8538 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8539 (loop_exit_edge_p): New function.
8540 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8541 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8542 num_exits, exits_doms.
8543 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8544 LOOP_EDGES, LOOP_ALL): Removed.
8545 (flow_loop_scan): Declaration removed.
8546 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8547 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8549 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8550 (if_convert): Call flow_loops_find and flow_loops_free
8551 when calling mark_loop_exit_edges.
8552 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8553 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8554 free_dominance_info calls.
8555 * loop-init.c (flow_loops_find): Ditto.
8556 * passes.c (rest_of_handle_branch_prob): Ditto.
8557 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8558 * loop-unroll.c (analyze_insns_in_loop): Do not use
8560 * predict.c (predict_loops): Do not call flow_loop_scan.
8561 Use get_loop_exit_edges.
8562 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8563 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8564 Do not use EDGE_LOOP_EXIT.
8565 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8566 to bb_with_exit_edge_p.
8567 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8568 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8569 to bb_with_exit_edge_p.
8570 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8572 * tree-loop-linear.c (linear_transform_loops): Do not call
8573 flow_loop_scan. Use loop->single_exit.
8574 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8575 (vect_analyze_loop_form): Do not call flow_loop_scan.
8576 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8578 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8580 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8581 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8582 slpeel_tree_duplicate_loop_to_edge_cfg,
8583 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8584 Use loop_preheader_edge and loop->single_exit. Do not call
8587 2005-03-01 Nick Clifton <nickc@redhat.com>
8589 * config/arm/arm.c (thumb_find_work_register): Check all of the
8590 argument registers to see if they are free, and a couple of
8591 special cases where the last argument register but can be proved
8592 to be available during the function's prologue.
8593 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8594 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8595 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8597 (thumb_compute_save_reg_mask): Likewise. Also use
8598 thumb_find_work_register() to ensure that there is agreement about
8599 which work register is going to be used in the prologue.
8600 (thumb_output_function_prologue): Use unsigned long as the type
8601 for the register bit-mask. Also delay pushing the link register if
8602 other high registers are going to be pushed.
8603 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8604 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8605 redundant prototypes.
8607 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8610 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8611 and after reload in REG+REG indexed addresses without REG_POINTER
8612 set in the base and not set in the index.
8614 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8616 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8617 Don't undefine here.
8618 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8619 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8620 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8621 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8622 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8624 * config.gcc (sh*-*-linux*): Use config/linux.h.
8626 2005-02-28 Dale Johannesen <dalej@apple.com>
8627 Stan Shebs <shebs@apple.com>
8629 Rewrite of 64-bit Darwin structure-by-value pass/return.
8630 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8631 intoffset, use_stack, named.
8632 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8633 (rs6000_darwin64_record_arg_advance_flush): New.
8634 (rs6000_darwin64_record_arg_advance_recurse): New.
8635 (rs6000_darwin64_record_arg_flush): New.
8636 (rs6000_darwin64_record_arg_recurse): New.
8637 (rs6000_darwin64_record_arg): New.
8638 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8639 (function_arg_boundary): Handle 128-bit aligned structs.
8640 (function_arg_advance): Rewrite darwin64 struct handling.
8641 (function_arg): Call rs6000_darwin64_record_arg.
8642 (function_arg_partial_nregs): Handle darwin64 structs.
8643 (rs6000_darwin64_function_value): Remove.
8644 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8646 2005-02-28 Roger Sayle <roger@eyesopen.com>
8648 PR tree-optimization/20216
8649 * tree-chrec.c (tree_fold_factorial): Delete.
8650 (tree_fold_binomial): Change argument list to take a return type
8651 and change the type of K to unsigned int. Rewrite to avoid explicit
8652 evaluation of factorials, and (recursively) calling fold to perform
8653 compile-time arithmetic. Return NULL on (internal) overflow.
8654 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8655 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8656 if any intermediate calculation overflows.
8657 (chrec_apply): Update call to chrec_evaluate.
8659 2005-02-28 James E Wilson <wilson@specifixinc.com>
8661 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8663 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8666 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8667 instead of NULL_TREE on error.
8669 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8671 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8672 (EASY_VECTOR_15_ADD_SELF): Remove.
8673 (num_insns_constant_wide): Not static.
8674 (validate_condition_mode): Not static.
8675 (toc_relative_expr_p): Not static.
8676 (legitimate_indirect_address_p): Not static.
8677 (macho_lo_sum_memory_operand): Not static.
8678 (invalid_e500_subreg): Not static.
8679 (easy_vector_same): Not static.
8680 (easy_vector_splat_const): Not static.
8681 (RS6000_SYMBOL_REF_TLS_P): Remove.
8682 (any_operand): Delete.
8683 (any_parallel_operand): Delete.
8684 (count_register_operand): Delete.
8685 (altivec_register_operand): Delete.
8686 (xer_operand): Delete.
8687 (s8bit_cint_operand): Delete.
8688 (short_cint_operand): Delete.
8689 (u_short_cint_operand): Delete.
8690 (non_short_cint_operand): Delete.
8691 (exact_log2_cint_operand): Delete.
8692 (gpc_reg_operand): Delete.
8693 (cc_reg_operand): Delete.
8694 (cc_reg_not_cr0_operand): Delete.
8695 (reg_or_short_operand): Delete.
8696 (reg_or_neg_short_operand): Delete.
8697 (reg_or_aligned_short_operand): Delete.
8698 (reg_or_u_short_operand): Delete.
8699 (reg_or_cint_operand): Delete.
8700 (reg_or_arith_cint_operand): Delete.
8701 (reg_or_add_cint64_operand): Delete.
8702 (reg_or_sub_cint64_operand): Delete.
8703 (reg_or_logical_cint_operand): Delete.
8704 (got_operand): Delete.
8705 (got_no_const_operand): Delete.
8706 (easy_fp_constant): Delete.
8707 (easy_vector_constant): Delete.
8708 (easy_vector_constant_add_self): Delete.
8709 (zero_constant): Delete.
8710 (zero_fp_constant): Delete.
8711 (volatile_mem_operand): Delete.
8712 (offsettable_mem_operand): Delete.
8713 (mem_or_easy_const_operand): Delete.
8714 (add_operand): Delete.
8715 (non_add_cint_operand): Delete.
8716 (logical_operand): Delete.
8717 (non_logical_cint_operand): Delete.
8718 (mask_operand): Delete.
8719 (mask_operand_wrap): Delete.
8720 (mask64_operand): Delete.
8721 (mask64_2_operand): Delete.
8722 (and64_operand): Delete.
8723 (and64_2_operand): Delete.
8724 (and_operand): Delete.
8725 (reg_or_mem_operand): Delete.
8726 (lwa_operand): Delete.
8727 (symbol_ref_operand): Delete.
8728 (call_operand): Delete.
8729 (current_file_function_operand): Delete.
8730 (input_operand): Delete.
8731 (rs6000_nonimmediate_operand): Delete.
8732 (rs6000_tls_symbol_ref): Delete.
8733 (save_world_operation): Delete.
8734 (restore_world_operation): Delete.
8735 (load_multiple_operation): Delete.
8736 (store_multiple_operation): Delete.
8737 (vrsave_operation): Delete.
8738 (mfcr_operation): Delete.
8739 (mtcrf_operation): Delete.
8740 (lmw_operation): Delete.
8741 (stmw_operation): Delete.
8742 (branch_comparison_operator): Delete.
8743 (branch_positive_comparison_operator): Delete.
8744 (scc_comparison_operator): Delete.
8745 (trap_comparison_operator): Delete.
8746 (boolean_operator): Delete.
8747 (boolean_or_operator): Delete.
8748 (min_max_operator): Delete.
8749 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8750 (EASY_VECTOR_15): Moved to here.
8751 (EASY_VECTOR_15_ADD_SELF): Move to here.
8752 (PREDICATE_CODES): Delete.
8753 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8754 Declare functions no longer static.
8755 * config/rs6000/predicates.md: New.
8756 * config/rs6000/rs6000.md: Include predicates.md
8758 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8760 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8761 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8763 * cfgrtl.c (need_fake_edge_p): Likewise.
8764 * combine.c (distribute_notes): Likewise.
8765 * emit-rtl.c (try_split): Likewise.
8766 * recog.c (peephole2_opimize): Likewise.
8767 * reg-notes.def (ALWAYS_RETURN): Remove.
8768 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8769 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8770 * tree.h (ECF_ALWAYS_RETURN): Remove.
8772 2005-02-28 Roger Sayle <roger@eyesopen.com>
8775 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8776 between different machine modes is never a "useless" conversion.
8778 2005-02-28 Geert Bosch <bosch@gnat.com>
8781 * doc/contrib.texi: List contributors for Ada front end
8783 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8785 * simplify-rtx.c (simplify_unary_operation_1,
8786 simplify_const_unary_operation): New, extracted from...
8787 (simplify_unary_operation): ... this one.
8788 (simplify_binary_operation_1,
8789 simplify_const_binary_operation): New, extracted from...
8790 (simplify_binary_operation): ... this one.
8791 * rtl.h (simplify_const_unary_operation,
8792 simplify_const_binary_operation): Add prototypes.
8794 2005-02-28 Julian Brown <julian@codesourcery.com>
8796 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8797 building libjava and caused PR regression/20228.
8799 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8802 * Makefile.in (host_subdir): New.
8803 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8804 * configure: Regenerate.
8806 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8808 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8809 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8810 installation directory first.
8812 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8815 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8816 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8817 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8818 * config/cris/cris.md: Tweak comments referring to Q.
8819 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8820 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8821 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8822 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8823 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8824 Insert spaces in constraints to align alternatives vertically for
8826 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8829 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8831 PR rtl-optimization/17728
8832 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8833 operand 0 from general_operand to move_dest_operand.
8835 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8837 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8838 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8839 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8840 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8842 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8844 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8845 * configure: Regenerate.
8846 * libada-mk.in: Remove CC; rename
8847 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8849 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8852 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8853 for the lhs, also walk over the tree. Likewise for rhs.
8855 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8857 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8858 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8859 Do not propagate value of iv before increment over the increment.
8861 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8863 * c-parser.c: New file.
8864 * c-parse.in: Remove.
8865 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8867 (c-parser.o): Add dependencies.
8868 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8869 maintainer-clean, TAGS): Update.
8870 * c-config-lang.in (gtfiles): Update.
8871 * gengtype-lex.l: Don't handle "@@".
8872 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8873 objc_build_synchronized, objc_begin_try_stmt,
8874 objc_begin_catch_clause, objc_finish_catch_clause,
8875 objc_build_finally_clause, objc_finish_try_stmt): New.
8876 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8878 (c_parse_init): Update comment.
8879 * c-decl.c (c_init_decl_processing): Update comment.
8880 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8881 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8882 new c_declspecs members.
8884 2005-02-25 Julian Brown <julian@codesourcery.com>
8886 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8887 from being used for symbols with vague linkage when
8888 HAVE_GAS_COMDAT_GROUP is true.
8890 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8892 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8894 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8897 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8898 (LIBGCC2_HAS_DF_MODE): New.
8899 (LIBGCC2_HAS_XF_MODE): New.
8900 (LIBGCC2_HAS_TF_MODE): New.
8901 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8902 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8903 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8904 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8905 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8906 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8907 and add _fixtfdi, _fixunstfdi, _floatditf
8908 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8909 L_fixunstfdi, L_floatditf.
8910 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8911 (LIBGCC2_HAS_TF_MODE): Define.
8913 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8915 PR tree-optimization/20204
8916 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8917 REWRITE_THIS_STMT markers on PHI nodes.
8918 (rewrite_initialize_block): Likewise.
8920 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8922 * version.c (version_string): Update to 4.1.
8924 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8926 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8927 Clarify that the alternative way doesn't work in GNU C++.
8929 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8931 PR tree-optimization/19937
8932 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8933 to the type of the induction variable.
8935 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8937 PR rtl-optimization/20117
8938 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8939 the block including noncopyable insn.
8941 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8943 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8944 calls to find_reg_note.
8946 2005-02-24 Richard Henderson <rth@redhat.com>
8949 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8952 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8954 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8955 vector types if to use base reg for misaligned non-word ld/std.
8957 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8960 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8961 dwarf2 label manually and put it after, not before the prologue.
8963 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8966 * reload.c (operands_match_p): Only increment register number for
8967 SCALAR_INT_MODE_P modes in multiple hard registers.
8969 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8972 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8974 * ChangeLog.5: Fix log message typo(s).
8975 * ChangeLog.7: Likewise.
8976 * ChangeLog.tree-ssa: Likewise.
8977 * cfgexpand.c: Fix comment typo(s).
8978 * conflict.c: Likewise.
8979 * defaults.h: Likewise.
8980 * dwarf2out.c: Likewise.
8982 * ggc-page.c: Likewise.
8983 * tree-eh.c: Likewise.
8984 * tree-ssa-dom.c: Likewise.
8986 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8989 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8990 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8991 if SHARED is defined.
8994 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8995 allow splitting only if operands 0 and 3 don't overlap.
8997 2005-02-24 Richard Henderson <rth@redhat.com>
9000 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9001 (fold_builtin_1): Call them.
9002 * fold-const.c (fold_complex_mult_parts): Split out from ...
9003 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9004 (fold_complex_div_parts, fold_complex_div): New.
9006 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9008 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9010 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9011 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9013 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9014 (print_node): Likewise.
9015 Print TYPE_SIZES_GIMPLIFIED.
9017 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9019 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9020 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9021 operands as commutative in constraints.
9023 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9025 * tree-into-ssa.c: Re-organize internal functions.
9027 2005-02-24 Richard Henderson <rth@redhat.com>
9030 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9032 * common.opt (fcx-limited-range): New.
9033 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9034 * toplev.c (flag_complex_method): Initialize to 1.
9035 (process_options): Set flag_complex_method to 0 if
9036 flag_cx_limited_range.
9037 * doc/invoke.texi (-fcx-limited-range): New.
9039 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9041 * cse.c (delete_trivially_dead_insns): Speed up by using
9042 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9045 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9047 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9048 functions when -mid-shared-library is being used.
9050 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9052 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9053 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9054 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9055 * system.h: Poison LINK_LIBGCC_SPECIAL.
9057 2005-02-23 James E Wilson <wilson@specifixinc.com>
9059 * gengtype.c (note_insn_name): Make 1 element larger.
9061 2005-02-23 Roger Sayle <roger@eyesopen.com>
9064 PR rtl-optimization/20097
9065 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9066 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9068 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9070 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9071 * t-aix52 (SHLIB_INSTALL): Same.
9073 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
9075 * genpreds.c: Update copyright.
9077 2005-02-23 Michael Beach <michaelb@ieee.org>
9080 * config/sparc/t-elf (startup files): Assemble with CPP.
9082 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
9084 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
9085 (write_predicate_expr): Likewise.
9087 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9089 PR tree-optimization/20100
9090 PR tree-optimization/20115
9091 * tree-optimize.c (init_tree_optimization_passes): Remove
9092 pass_maybe_create_global_var.
9093 * tree-pass.h (pass_maybe_create_global_var): Remove.
9094 * tree-ssa-alias.c (aliases_computed_p): Declare.
9095 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
9096 (count_calls_and_maybe_create_global_var): Remove.
9097 (pass_maybe_create_global_var): Remove.
9098 (init_alias_info): Do not declare aliases_computed_p.
9099 (maybe_create_global_var): If the function contains no
9100 call-clobbered variables and a mix of pure/const and regular
9101 function calls, create .GLOBAL_VAR.
9102 Mark all call-clobbered variables for renaming.
9103 (merge_pointed_to_info): Update comment.
9104 (add_pointed_to_var): Likewise.
9105 (is_escape_site): Likewise.
9106 Accept struct alias_info * instead of size_t *.
9108 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
9110 * tree-ssa-operands.c (get_call_expr_operands): If
9111 ALIASES_COMPUTED_P is false, do not add call-clobbering
9113 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
9114 (delete_tree_ssa): Likewise.
9116 2005-02-22 James E Wilson <wilson@specifixinc.com>
9118 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
9119 (do_compile): Do call it here.
9121 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9123 PR rtl-optimization/20017.
9124 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
9125 rest_of_handle_cse2, rest_of_handle_gcse): Call
9126 delete_dead_jumptables immediately before calling cleanup_cfg.
9128 2005-02-22 Devang Patel <dpatel@apple.com>
9131 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
9134 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9136 * config/rs6000/aix.h (WINT_TYPE): Define.
9138 2005-02-22 Stan Shebs <shebs@apple.com>
9140 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9141 natural alignment for 64-bit Darwin.
9142 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9144 * doc/invoke.texi: Document this.
9146 2005-02-22 DJ Delorie <dj@redhat.com>
9148 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9149 to make_[un]signed_type, not the mode itself.
9151 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9153 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9154 not available. Use tail calls wherever possible.
9155 (make_edge): Call unchecked_make_edge to create an edge.
9157 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9158 (coalesce_ssa_name): Don't check for
9159 SSANORM_USE_COALESCE_LIST.
9160 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9162 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9164 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9165 (rewrite_into_ssa): ... here.
9167 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9169 PR tree-optimization/19786
9170 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9171 tag to another's may-alias bitmap when adding to the other's list.
9173 2005-02-21 DJ Delorie <dj@redhat.com>
9175 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9176 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9177 registers in unsupported ways.
9178 * expmed.c (init_expmed): Likewise.
9180 2005-02-21 Stan Cox <scox@redhat.com>
9182 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9184 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9186 * tree-cfg.c (fold_cond_expr_cond): New.
9187 (make_edges): Call fold_cond_expr_cond.
9188 (find_taken_edge): Accept nothing but INTEGER_CST.
9189 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9191 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9193 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9194 that do not belong to any basic block.
9196 2005-02-21 Jeff Law <law@redhat.com>
9198 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9201 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9203 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9204 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9205 Adjust their definitions.
9206 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9207 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9209 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9210 genautomata.c, langhooks.c, langhooks.h, system.h,
9211 config/arm/lib1funcs.asm: Update copyright.
9213 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9215 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9217 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9220 * doc/install.texi: Document --with-gc.
9222 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9224 * simplify-rtx.c (simplify_unary_operation): Add a missing
9227 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9229 PR tree-optimization/18663
9230 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9231 if the type has variable bounds.
9233 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9235 * gcse.c: Remove an obsolete comment.
9237 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9239 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9241 * doc/extend.texi (Function Attributes) <Attribute const>: The
9242 attribute "pure" is below this text, not above.
9244 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9246 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9247 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9248 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9250 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9253 * langhooks.h (struct lang_hooks): Add to_target_charset.
9254 * langhooks.c (lhd_to_target_charset): New function.
9255 * langhooks-def.h: Declare lhd_to_target_charset.
9256 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9257 (LANG_HOOKS_INITIALIZER): Update.
9258 * c-common.c (c_common_to_target_charset): New function.
9259 * c-common.h: Declare it.
9260 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9261 c_common_to_target_charset.
9263 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9264 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9266 * system.h: Poison them.
9267 * doc/tm.texi: Don't discuss them.
9268 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9269 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9270 (pp_c_char): Do not attempt to generate letter escapes for
9272 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9273 * config/mips/mips.c (mips_output_ascii): Likewise.
9275 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9277 PR tree-optimization/19951
9278 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9281 2005-02-19 Steven Bosscher <stevenb@suse.de>
9284 * function.h (struct function): New field `max_loop_depth'.
9285 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9286 (flow_loops_find): Reset the max loop depth count before finding loops.
9287 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9288 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9289 (calculate_global_regs_live): Make sure the loop will terminate
9290 when the initial sets are not empty.
9292 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9294 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9296 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9298 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9301 * doc/invoke.texi: Remove documentation of %M spec.
9303 (init_spec): Remove %M suffix from -lgcc_s.
9304 (do_spec_1): Remove 'M' case.
9305 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9306 to put shared libraries in the multilib directory. Remove the
9307 shlib_so_soname substitution variable. Don't add a multilib encoding
9308 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9309 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9310 SHLIB_INSTALL as well as SHLIB_LINK.
9311 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9312 (SHLIB_NAME): Delete.
9313 (SHLIB_DIR): New macro.
9314 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9315 (SHLIB_INSTALL): Adjust accordingly.
9316 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9317 * config/t-slibgcc-sld: Likewise.
9318 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9319 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9320 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9322 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9323 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9324 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9325 Use @shlib_base_name@ instead of @shlib_so_name@.
9326 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9327 and @shlib_base_name@.so in @multilib_dir@.
9328 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9329 to the install path.
9330 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9331 (SHLIB_LINK): Remove previous workaround.
9332 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9333 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9334 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9336 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9337 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9338 (SHLIB_INSTALL): Adjust accordingly.
9339 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9340 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9341 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9342 config/t-slibgcc-elf-ver.
9344 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9345 Jakub Jelinek <jakub@redhat.com>
9347 PR tree-optimization/19828
9348 * tree-ssa-loop-im.c: Add a TODO comment.
9349 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9350 without side-effects.
9352 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9354 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9357 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9359 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9360 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9361 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9363 (ia64_reorg): Delete fixup_errata call.
9364 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9365 (TARGET_SWITCHES): Delete -mb-step entry.
9367 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9370 * c-typeck.c (composite_type): Handle quals in transparent unions.
9371 (type_lists_compatible_p): Likewise.
9373 2005-02-18 Stan Shebs <shebs@apple.com>
9375 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9376 expressions in the .literal8 section.
9378 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9380 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9382 2005-02-18 Roger Sayle <roger@eyesopen.com>
9384 * fold-const.c (constant_boolean_node): Always create values of the
9385 specified type, don't bother calling truthvalue_conversion.
9387 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9389 * except.c (output_function_exception_table): Call
9390 assemble_external_libcall (eh_personality_libfunc).
9392 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9395 * config/ia64/ia64.h (struct machine_function): Add state_num.
9396 * config/ia64/ia64.c (process_epilogue,
9397 process_for_unwind_directive): Use new unwind state numbers each
9398 time rather than state 1.
9400 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9403 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9404 before the "*llgt_didi" pattern.
9406 2005-02-18 Jason Merrill <jason@redhat.com>
9408 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9410 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9412 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9413 (div0): Use it in place of ARM_FUNC_ALIAS.
9414 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9416 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9419 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9420 access, the lower bound of the array type if it exists.
9422 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9425 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9426 cases that are out-of-range for the index type.
9428 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9430 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9431 (estimate_case_costs): Don't call convert.
9432 * expmed.c (expand_shift): Likewise.
9433 (make_tree): Call fold_convert instead of convert.
9435 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9438 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9439 that ref to be marked MEM_READONLY_P doesn't have base that needs
9442 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9444 * genautomata.c (output_get_cpu_unit_code_func,
9445 output_cpu_unit_reservation_p): Don't generate old-style function
9448 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9451 PR tree-optimization/20009
9452 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9454 PR tree-optimization/18947
9455 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9456 inline, remove all nodes that are inlined into the extern inline
9459 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9461 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9462 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9463 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9464 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9467 2005-02-17 Roger Sayle <roger@eyesopen.com>
9469 PR tree-optimization/19917
9470 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9471 to be potentially trapping.
9473 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9475 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9477 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9479 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9480 tem becomes a local variable which is set to the value of the
9481 back end defined INITIAL_FRAME_ADDRESS macro.
9482 (expand_builtin_frame_address): Omit the base parameter to
9483 expand_builtin_return_addr.
9484 (expand_builtin_profile_func): Likewise.
9485 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9486 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9487 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9489 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9491 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9492 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9493 * config/frv/frv.c (frv_function_epilogue): Likewise.
9495 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9497 * lambda-code (perfect_nestify): Remove mark/unmark
9499 * tree-loop-linear.c (linear_transform_loops): Add
9500 rewrite_into_ssa call so that ssa is correct for
9501 rewriting into loop closed.
9503 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9505 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9506 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9508 * bt-load.c (btr_def_live_range, combine_btr_defs,
9509 migrate_btr_def, migrate_btr_defs): Likewise.
9510 * cfgcleanup.c (thread_jump): Likewise.
9511 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9512 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9513 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9514 df_rd_local_compute, df_reg_info_compute): Likewise.
9515 * dominance.c (init_dom_info, free_dom_info): Likewise.
9516 * flow.c (init_propagate_block_info,
9517 free_propagate_block_info): Likewise.
9518 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9519 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9520 modify_reg_pav): Likewise.
9521 * loop-invariant.c (find_defs, find_invariant_insn,
9522 find_invariants, free_inv_motion_data): Likewise.
9523 * predict.c (tree_predict_by_opcode,
9524 estimate_bb_frequencies): Likewise.
9525 * stmt.c (expand_case): Likewise.
9526 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9527 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9528 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9529 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9530 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9531 rewrite_ssa_into_ssa): Likewise.
9532 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9533 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9534 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9535 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9536 * tree-sra.c (tree_sra): Likewise.
9537 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9538 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9539 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9541 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9544 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9545 calculate_live_on_entry, calculate_live_on_exit,
9546 build_tree_conflict_graph): Likewise.
9547 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9548 record_important_candidates, set_use_iv_cost, find_depends,
9549 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9550 tree_ssa_iv_optimize_finalize): Likewise.
9551 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9552 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9553 tree_duplicate_loop_to_header_edge): Likewise.
9554 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9555 * tree-ssa.c (verify_flow_insensitive_alias_info,
9556 verify_name_tags, verify_ssa, init_tree_ssa,
9557 delete_tree_ssa): Likewise.
9558 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9559 fini_ssanames): Likewise.
9560 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9562 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9564 * config/rs6000/t-rtems: Completely reworked.
9566 2005-02-17 Ira Rosen <irar@il.ibm.com>
9568 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9570 2005-02-17 Ira Rosen <irar@il.ibm.com>
9572 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9573 POINTER_TYPE_P when checking that type is a pointer.
9574 (vect_get_memtag): Remove.
9575 (vect_address_analysis): Use POINTER_TYPE_P. Call
9576 vect_object_analysis with dummy parameter for memtag.
9577 (vect_object_analysis): Extract memtag (functionality that
9578 used to be in vect_get_memtag and moved here). Fix printings.
9579 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9580 with correct parameters. Remove call to vect_get_memtag.
9582 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9584 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9585 (tree-vectorizer.o): Added missing dependencies.
9587 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9589 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9590 declaration in tree-vectorizer.c, now has an extern declaration in
9592 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9593 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9594 get_vectype_for_scalar_type, vect_is_simple_use,
9595 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9596 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9597 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9598 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9599 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9600 find_loop_location): Likewise.
9602 * tree-vectorizer.c (langhooks.h): #include removed.
9603 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9604 moved to tree-vectorized.h.
9605 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9606 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9607 get_vectype_for_scalar_type, vect_is_simple_use,
9608 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9609 vect_supportable_dr_alignment, new_loop_vec_info,
9610 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9611 vect_set_verbosity_level, find_loop_location): Likewise.
9613 (vect_analyze_loop): Function externalized. Declaration moved to
9614 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9615 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9616 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9617 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9618 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9619 vect_enhance_data_refs_alignment, vect_analyze_operations,
9620 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9621 vect_stmt_relevant_p, vect_get_loop_niters,
9622 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9623 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9624 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9625 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9626 vect_get_memtag): Likewise.
9628 (vectorizable_load): Function externalized. Declaration moved to
9629 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9630 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9631 vect_transform_loop): Likewise.
9632 (vect_transform_stmt): Moved to tree-vect-transform.c.
9633 (vect_align_data_ref, vect_create_destination_var,
9634 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9635 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9636 vect_get_vec_def_for_operand, vect_init_vector,
9637 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9638 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9639 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9640 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9641 vect_do_peeling_for_loop_bound): Likewise.
9643 * tree-vect-analyze.c: New file.
9644 * tree-vect-transform.c: New file.
9646 2005-02-17 Jason Merrill <jason@redhat.com>
9648 PR mudflap/19319, c++/19317
9649 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9652 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9654 * doc/install.texi (Specific): Update link for Darwin-specific
9657 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9659 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9660 constant_boolean_node.
9662 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9665 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9666 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9668 2005-02-16 Richard Henderson <rth@redhat.com>
9671 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9673 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9674 replace uses with Wtype_MAXp1_F.
9675 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9676 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9677 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9678 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9679 and HAVE_TFMODE as appropriate.
9680 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9681 (__floatdisf): Likewise.
9682 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9683 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9684 (Wtype_MAXp1_F): New.
9685 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9686 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9688 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9691 * arm.c (arm_apply_result_size): New function.
9692 * arm.h (APPLY_RESULT_SIZE): Define.
9693 * arm-protos.h (arm_apply_result_size): Add prototype.
9694 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9695 (movxf): New expand.
9696 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9697 (call_value_symbol): Remove predicate for operand 0.
9698 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9699 (untyped_call): Rework to correclty return values for any type.
9700 (untyped_return): New expand.
9701 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9703 2005-02-16 Stan Shebs <shebs@apple.com>
9705 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9706 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9708 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9710 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9711 configure settings on Solaris 7 and later.
9713 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9715 PR tree-optimization/19865
9716 * tree-optimize.c (init_tree_optimization_passes): Run
9717 pass_may_alias after pass_sra.
9719 2005-02-16 Richard Henderson <rth@redhat.com>
9720 Stuart Hastings <stuart@apple.com>
9723 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9724 Do nothing if debug info suppressed for this function.
9725 (dbxout_begin_function): Early exit if debug info suppressed for
9728 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9731 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9733 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9735 PR tree-optimization/19967
9736 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9737 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9738 argument TYPE. Adjust calls to fold_builtin_XXX.
9739 (expand_builtin, fold_builtin_1): Adjust calls to
9741 (fold_builtin_strchr, fold_builtin_strpbrk,
9742 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9743 result to a requested type TYPE.
9745 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9748 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9749 (T)x & (T)cst if (T)cst overflows.
9750 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9751 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9753 2005-02-15 Jeff Law <law@redhat.com>
9755 * gcse.c (blocks_with_calls): New bitmap.
9756 (alloc_gcse_mem): Allocate it.
9757 (free_gcse_mem): Free it.
9758 (clear_modifY_mem_tables): Clear it.
9759 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9760 when we encounter CALL_INSNs.
9761 (compute_transp, case MEM): Handle blocks with calls separate
9762 from blocks without calls. Use bitmap iterators rather than
9765 2005-02-15 Peter O'Gorman <peter@pogma.com>
9768 * mklibgcc.in (vis_hide): Use a temporary object file, not
9771 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9774 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9775 access optimization.
9777 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9778 Alan Modra <amodra@bigpond.net.au>
9781 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9782 (_xlqsub): Rename to __gcc_qsub.
9783 (_xlqmul): Rename to __gcc_qmul.
9784 (_xlqdiv): Rename to __gcc_qdiv.
9785 Provide versioned symbol aliases with old names.
9786 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9787 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9788 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9789 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9790 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9792 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9794 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9795 Fold ~(A - 1) and ~(A + -1) to -A.
9797 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9801 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9802 config/pa/pa-host.c:pa_gt_pch_use_address.
9804 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9806 * tree-vn.c (get_value_handle): Make sure that given an
9807 is_gimple_min_invariant expression, we always return it.
9809 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9811 * passes.c (rest_of_handle_gcse): Fix a comment.
9813 2005-02-15 Jeff Law <law@redhat.com>
9815 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9817 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9818 (canon_list_insert, record_last_mem_set_info): Similarly.
9819 (clear_modify_mem_tables): Similarly.
9821 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9823 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9824 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9825 config/mips/mips.md, config/rs6000/aix.h,
9826 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9828 2005-02-15 Richard Henderson <rth@redhat.com>
9830 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9831 call to be best_edge.
9833 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9835 * basic-block.h: Adjust the prototype for find_basic_blocks.
9836 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9837 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9840 * flow.c (recompute_reg_usage): Remove all arguments.
9841 * passes.c (rest_of_compilation): Adjust the call to
9842 recompute_reg_usage.
9843 * rtl.h: Adjust the prototype for recompute_reg_usage.
9845 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9847 * tree-dump.c (dump_files): Update to reflect new member
9849 (dump_register): Add new argument.
9851 (dump_switch_p_1): Check against glob name if doglob was passed.
9852 (dump_switch_p): Check against regular first, then glob if
9853 we didn't have any hits on the dump name.
9854 * tree-optimize.c (register_one_dump_file):
9855 Pass in glob name as well.
9856 * tree-pass.h (struct dump_file_info): Add glob
9859 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9861 PR preprocessor/16323
9862 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9864 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9867 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9868 (trunctfdf2_internal1): New.
9869 (trunctfdf2_internal2): Renamed from trunctfdf2.
9871 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9873 PR tree-optimization/19853
9874 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9876 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9878 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9879 delete_dead_jumptables and cleanup_cfg.
9881 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9883 * reload.c (find_reloads): Swap address_reloaded flags when
9884 swapping commutative operands.
9886 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9888 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9889 Use standard_iv_increment_position for computing the bsi position
9891 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9894 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9897 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9898 life range of hard registers.
9899 * value-prof.c (insn_prefetch_values_to_profile): Only
9902 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9903 profile in libcalls.
9905 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9907 * bitmap.h (bitmap_and_compl_into): Return bool.
9908 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9910 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9912 PR tree-optimization/19944
9913 * fold-const.c (fold): Re-add ABS_EXPR folding.
9915 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9918 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9919 {TARGET,MASK}_XL_COMPAT.
9920 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9922 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9923 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9925 (rs6000_arg_partial_bytes): Same.
9926 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9927 and XL compatibility enabled.
9928 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9929 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9930 test to final condition.
9931 (cmptf_internal2): New.
9932 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9933 xl-compat. Add TFmode information to description.
9935 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9937 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9939 2005-02-13 Jason Merrill <jason@redhat.com>
9942 * fold-const.c (fold_indirect_ref_1): Split out from...
9943 (build_fold_indirect_ref): Here.
9944 (fold_indirect_ref): New fn.
9945 * tree.h: Declare it.
9946 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9947 (gimplify_modify_expr_rhs): Likewise.
9948 (gimplify_expr): Likewise.
9950 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9952 PR tree-optimization/14303
9953 PR tree-optimization/15784
9954 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9955 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9956 ABS_EXPR<x> != 0 to x != 0.
9958 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9960 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9961 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9962 spelling conventions.
9964 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9965 delete_trivially_dead_insns too many times.
9967 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9970 2005-02-12 Ira Rosen <irar@il.ibm.com>
9972 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9973 (vect_is_simple_iv_evolution): Remove redundant parameter
9975 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9976 without last parameter.
9977 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9978 Return pointer step. Call vect_is_simple_iv_evolution without
9979 last parameter. Check only that the step is multiple of size
9980 type. Remove stmt_vinfo updates.
9981 (vect_get_memtag_and_dr): Remove.
9982 (vect_get_memtag): New function.
9983 (vect_address_analysis): New function.
9984 (vect_object_analysis): New function.
9985 (vect_analyze_data_refs): Call vect_object_analysis and
9986 vect_get_memtag. Update stmt_vinfo fields.
9988 2005-02-12 Ira Rosen <irar@il.ibm.com>
9990 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9991 exist and are objects. Remove checks for pointer.
9992 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9993 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9994 (vect_create_data_ref_ptr): Likewise.
9995 (vect_base_addr_differ_p): New function.
9996 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9997 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9998 Don't set the DR_BASE_NAME field of data-ref.
9999 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10001 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10003 * optabs.h (enum optab_index): Add new OTI_ldexp.
10004 (ldexp_optab): Define corresponding macro.
10005 * optabs.c (init_optabs): Initialize ldexp_optab.
10006 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10008 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10010 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10011 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10013 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10014 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10017 2005-02-12 Ira Rosen <irar@il.ibm.com>
10019 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10021 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10023 (vect_get_base_and_offset): Always return an address.
10024 (vect_create_addr_base_for_vector_ref): Remove treatment for
10025 different data reference types.
10026 (vect_compute_data_ref_alignment): Rename base to base_address in
10027 stmt_vec_info. Get the object in order to force its alignment.
10028 (vect_get_memtag_and_dr): Rename base to base_address in
10029 stmt_vec_info. Extract the object for memtag analysis.
10031 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10033 PR regression/19898.
10034 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10035 changes cc_status, use apply modified_in_p to part of cc_status
10036 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10039 2005-02-11 Richard Henderson <rth@redhat.com>
10041 * tree-complex.c (expand_complex_libcall): New.
10042 (expand_complex_multiplication): Use it for c99 compliance.
10043 (expand_complex_division): Likewise.
10044 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10046 * builtins.c (built_in_names): Remove const.
10047 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10049 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10050 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10051 (built_in_names): Remove const.
10052 * c-common.c (c_common_type_for_mode): Handle complex modes.
10053 * flags.h, toplev.c (flag_complex_method): Rename from
10054 flag_complex_divide_method.
10055 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10056 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10057 * libgcc2.h: Declare them.
10058 * libgcc-std.ver: Export them.
10059 * mklibgcc.in (lib2funcs): Build them.
10061 2005-02-11 Steven Bosscher <stevenb@suse.de>
10063 PR tree-optimization/19876
10064 Partially revert my change from 2005-01-14
10065 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10066 (compute_antic): ...and remove the loop here.
10068 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10070 PR middle-end/19858
10071 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
10072 is number of inner's bits, avoid creating a BIT_FIELD_REF.
10074 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
10075 crtend.o if -pie. Use %{x:a;:b} spec syntax.
10077 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
10079 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
10080 offsets for the big-endian 32-bit case.
10082 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
10084 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
10086 2005-02-11 Dale Johannesen <dalej@apple.com>
10088 * cselib.c (cselib_process_insn): Clear out regs where
10089 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
10090 * reload.c (find_equiv_reg): Ditto.
10092 2005-02-11 Ian Lance Taylor <ian@airs.com>
10094 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
10097 * tree.c (build_function_type_list): Work correctly if there are
10100 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
10102 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
10103 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10104 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
10105 TARGET_ZARCH instead of TARGET_64BIT.
10107 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10109 * config/rs6000/t-rtems:
10110 (MULTILIB_OPTIONS): Remove mcpu=602.
10111 (MUTLILIB_DIRNAMES): Remove m602.
10112 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
10113 Let mcpu=602 match mcpu=603.
10114 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
10116 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10118 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
10119 signal trampolines.
10121 2005-02-10 David Daney <ddaney@avtrex.com>
10123 * config/alpha/linux-unwind.h: Add exception clause to copyright.
10124 * config/i386/linux-unwind.h: Likewise.
10125 * config/ia64/linux-unwind.h: Likewise.
10126 * config/mips/linux-unwind.h: Likewise.
10127 * config/pa/linux-unwind.h: Likewise.
10128 * config/rs6000/linux-unwind.h: Likewise.
10129 * config/s390/linux-unwind.h: Likewise.
10130 * config/sh/linux-unwind.h: Likewise.
10131 * config/sparc/linux-unwind.h: Likewise.
10133 2005-02-10 Steven Bosscher <stevenb@suse.de>
10135 PR tree-optimization/17549
10136 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10137 TER to replace a DEF with its expression if the DEF and the
10138 rhs of the expression we replace into have the same root
10141 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10143 * config/mips/mips.md: Fix the placement of the match_scratch in the
10146 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10148 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10151 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10153 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10154 (strip_offset): Handle addresses.
10155 (add_address_candidates): Use strip_offset.
10156 (difference_cost): Reflect strip_offset change.
10157 (force_var_cost, difference_cost): Strip nops.
10159 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10161 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10163 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10164 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10165 config/cris/cris-protos.h, config/cris/cris.c: Update
10168 2005-02-10 Jeff Law <law@redhat.com>
10170 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10171 (lookup_avail_expr): Similarly.
10173 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10175 * builtins.c (fold_builtin_powi): New function.
10176 (fold_builtin_1): Call it.
10178 2005-02-10 Steven Bosscher <stevenb@suse.de>
10180 PR documentation/19309
10181 * doc/cpp.texi: The __GNUC__ and related predefined macros
10182 are also defined for the "standalone" cpp.
10183 Some non-GCC compilers may also define __GNUC__.
10185 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10188 * c-typeck.c (common_type): New routine. Old common_type renamed
10190 (c_common_type): ...this.
10191 (build_conditional_expr, build_binary_op): Use c_common_type instead
10194 2005-02-10 Steven Bosscher <stevenb@suse.de>
10196 * doc/md.texi: Replace @samp{length} with @code{length}.
10198 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10200 PR tree-optimization/18687
10201 * tree-flow.h (find_loop_niter): Declare.
10202 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10203 Try using scev even for loops with more than one exit.
10204 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10205 (struct ivopts_data): Added niters field.
10206 (struct nfe_cache_elt): New.
10207 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10209 (tree_ssa_iv_optimize_init): Initialize niters cache.
10210 (determine_number_of_iterations): Removed.
10211 (find_induction_variables): Do not call determine_number_of_iterations.
10212 Access niters for single exit through niter_for_single_dom_exit.
10213 (add_iv_outer_candidates): Access niters for single exit through
10214 niter_for_single_dom_exit.
10215 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10216 number_of_iterations_cond.
10217 (iv_period): New function.
10218 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10219 (may_replace_final_value): Take data argument. Use
10220 niter_for_single_dom_exit.
10221 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10222 (rewrite_use_compare): Pass data to may_eliminate_iv.
10223 (rewrite_use_outer): Pass data to may_replace_final_value.
10224 (free_loop_data): Clean up the niters cache.
10225 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10226 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10227 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10228 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10229 (num_ending_zeros): Moved to tree.c.
10230 * tree.h (num_ending_zeros): Declare.
10231 * tree.c (num_ending_zeros): Moved from tree.c.
10233 2005-02-09 Richard Henderson <rth@redhat.com>
10235 * builtins.c (DEF_BUILTIN): Add COND argument.
10236 * tree.h (DEF_BUILTIN): Likewise.
10237 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10238 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10240 (DEF_BUILTIN_STUB): New.
10241 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10242 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10243 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10244 * c-common.c (DEF_BUILTIN): Add COND argument.
10245 * tree.c (local_define_builtin): New.
10246 (build_common_builtin_nodes): New.
10248 2005-02-09 Roger Sayle <roger@eyesopen.com>
10250 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10251 floating point expression ignoring the sign of the result.
10252 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10253 (fold) <MULT_EXPR>: Use it to simplify x*x.
10254 * tree.h (fold_strip_sign_ops): Prototype here.
10255 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10256 argument. Use fold_strip_sign_ops to simplify the first argument.
10257 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10258 first argument when the second argument is an even integer
10259 constant, but only with -funsafe_math_optimizations.
10260 (fold_builtin_1): Update call to fold_builtin_copysign.
10262 2005-02-09 Ian Lance Taylor <ian@airs.com>
10264 PR middle-end/19583
10265 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10266 just check whether EH_FILTER_FAILURE falls through.
10268 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10270 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10271 insns return to ready list in the next turn.
10273 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10275 PR middle-end/19402
10276 * builtins.def: New __builtin_powi[lf].
10277 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10278 (expand_builtin_powi): New function.
10279 (expand_builtin): Dispatch to expand_builtin_powi.
10280 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10281 * libgcc2.c: Add __builtin_powi[lf] implementation.
10282 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10283 * optabs.h: Add powi_optab.
10284 * optabs.c (init_optabs): Initialize powi_optab.
10285 * doc/extend.texi: Document __builtin_powi[lf].
10287 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10289 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10292 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10294 PR middle-end/19854
10295 * fold-const.c (try_move_mult_to_index): Remove redundant
10296 type argument. Create ADDR_EXPR with correct type.
10297 (fold): Update callers of try_move_mult_to_index. Convert
10298 result to the appropriate type.
10300 2005-02-09 Roger Sayle <roger@eyesopen.com>
10303 * config/avr/avr.c (default_rtx_costs): Delete.
10304 (avr_operand_rtx_cost): New function.
10305 (avr_rtx_costs): Completely rewrite.
10307 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10310 * config/cris/cris.c (in_code): New variable.
10311 (cris_output_addr_const): Now a static function, a wrapper for
10313 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10314 case from old cris_output_addr_const.
10315 (cris_asm_output_label_ref): Similar for LABEL_REF.
10316 (cris_output_addr_const_extra): Similar for UNSPEC.
10317 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10318 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10319 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10321 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10322 (cris_asm_output_label_ref): Declare.
10324 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10326 PR preprocessor/19801
10327 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10328 filenames that changed when libcpp was moved to the toplevel.
10330 2005-02-07 Roger Sayle <roger@eyesopen.com>
10332 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10333 zero extensions of BImode operands. Call lowpart_subreg instead
10334 of gen_lowpart_common and gen_lowpart_SUBREG.
10336 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10339 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10340 * configure.ac: Set cc_for_cross_gnattools.
10341 * configure: Regenerate.
10343 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10346 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10348 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10351 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10352 of nested functions.
10354 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10356 * doc/extend.texi: Document deprecated extensions allowing
10357 static floating-point members to have initializers and allowing
10358 floating-point literals in integral constant expressions.
10360 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10362 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10363 config/darwin7.h, config/mips/mips.c,
10364 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10367 * cse.c: Update comments.
10369 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10371 PR middle-end/19775
10372 * builtins.c (fold_builtin_sqrt): Transform
10373 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10376 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10377 Dorit Naishlos <dorit@il.ibm.com>
10379 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10380 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10381 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10383 * tree.h (vect_set_verbosity_level): New extern function declaration
10385 * tree-vectorizer.h (verbosity_levels): New enum type.
10386 * tree-vectorizer.c (vect_debug_stats): Function removed.
10387 (vect_debug_details): Likewise.
10388 (vect_verbosity_level): Global variable was defined and initialized.
10389 (vect_dump): Global variable definition.
10390 (vect_print_dump_info): New function.
10391 (vect_set_dump_settings): New function.
10392 (vect_set_verbosity_level): New function.
10393 (vectorize_loops): Add call to vect_set_dump_settings.
10395 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10396 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10397 (slpeel_tree_peel_loop_to_edge): Likewise.
10399 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10400 appropriate verbosity level instead of call to vect_debug_details
10401 or vect_debug_stats.
10402 (vect_get_base_and_offset):
10403 (vect_create_addr_base_for_vector_ref):
10404 (get_vectype_for_scalar_type):
10405 (vect_create_data_ref_ptr):
10406 (vect_init_vector):
10407 (vect_get_vec_def_for_operand):
10408 (vect_finish_stmt_generation):
10409 (vectorizable_assignment):
10410 (vectorizable_operation):
10411 (vectorizable_store):
10412 (vectorizable_load):
10413 (vect_transform_stmt):
10414 (vect_update_ivs_after_vectorizer):
10415 (vect_do_peeling_for_loop_bound):
10416 (vect_update_inits_of_drs):
10417 (vect_do_peeling_for_alignment):
10418 (vect_transform_loop):
10419 (vect_is_simple_use):
10420 (vect_analyze_operations):
10421 (vect_is_simple_iv_evolution):
10422 (vect_analyze_scalar_cycles):
10423 (vect_analyze_data_ref_dependence):
10424 (vect_analyze_data_ref_dependences):
10425 (vect_compute_data_ref_alignment):
10426 (vect_enhance_data_refs_alignment):
10427 (vect_analyze_data_refs_alignment):
10428 (vect_analyze_data_ref_access):
10429 (vect_analyze_data_ref_accesses):
10430 (vect_analyze_pointer_ref_access):
10431 (vect_get_memtag_and_dr):
10432 (vect_analyze_data_refs):
10433 (vect_mark_relevant):
10434 (vect_stmt_relevant_p):
10435 (vect_mark_stmts_to_be_vectorized):
10436 (vect_can_advance_ivs_p):
10437 (vect_get_loop_niters):
10438 (vect_analyze_loop_form):
10439 (vect_analyze_loop):
10440 (vectorize_loops): Likewise.
10442 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10443 (vect_update_inits_of_drs):
10444 (vect_do_peeling_for_alignment):
10445 (vect_transform_loop):
10446 (vect_analyze_operations):
10447 (vect_analyze_scalar_cycles):
10448 (vect_analyze_data_ref_dependences):
10449 (vect_analyze_data_refs_alignment):
10450 (vect_analyze_data_ref_accesses):
10451 (vect_analyze_data_refs):
10452 (vect_mark_stmts_to_be_vectorized):
10453 (vect_get_loop_niters):
10454 (vect_analyze_loop_form):
10455 (vect_analyze_loop): Likewise.
10456 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10458 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10462 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10463 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10464 either -ffast-math or -funsafe-math-optimizations is in use.
10466 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10467 * config/mips/irix-csr.c: New file.
10468 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10469 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10470 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10473 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10475 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10476 redundant, incorrect definitions.
10478 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10480 ("*tls_indirect_call"): New, reference hard regs directly.
10481 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10483 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10485 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10486 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10488 2005-02-06 Roger Sayle <roger@eyesopen.com>
10490 PR rtl-optimization/19800
10491 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10492 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10495 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10497 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10499 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10502 * doc/invoke.texi: Correct documentation of -freorder-functions.
10504 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10507 * doc/invoke.texi: Don't mention gccbug.
10509 2005-02-06 Roger Sayle <roger@eyesopen.com>
10510 Andrew Pinski <pinskia@physics.uc.edu>
10511 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10513 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10514 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10515 into just (zero_extract:SI FOO (const_int 1) BAR).
10517 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10519 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10520 macro locally. Don't give last revision date. Use GCC version
10521 number from gcc-common.texi.
10522 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10523 revision date. Use GCC version number from gcc-common.texi.
10524 Describe being a library as current state rather than as 3.x
10526 * doc/gcc.texi: Remove last update date.
10527 * doc/gccint.texi: Likewise. Update copyright dates.
10528 * doc/install.texi: Update copyright dates.
10530 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10533 * doc/invoke.texi: Mention for each option included in -Wall that
10534 it is included in -Wall.
10535 * doc/gcc.texi: Update copyright and last modification date.
10537 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10539 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10540 unnecessary cast to original induction variable increments.
10542 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10544 PR tree-optimization/18219
10545 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10546 in distributed form.
10548 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10550 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10551 Set bitpos and offset later in the function. Do nothing if the
10552 target is a register and if the bitfield lies completely outside
10554 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10555 here. Return an uninitialised register if the source value is stored
10556 in a register and the bitfield lies completely outside that register.
10558 2005-02-06 Steven Bosscher <stevenb@suse.de>
10560 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10563 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10565 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10567 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10569 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10570 * config/darwin8.h: New.
10571 * config/darwin7.h: Update comment.
10573 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10574 Dorit Naishlos <dorit@il.ibm.com>
10576 * tree-vectorizer.h (LOC): New type.
10577 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10578 (loop_line_number): New field in struct _loop_vec_info.
10579 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10581 * tree-vectorizer.c (input.h): Included.
10582 (find_loop_location): New function.
10583 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10584 loop line number removed.
10585 (vect_debug_details): Likewise.
10586 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10588 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10589 call to vect_debug_details/stats changed from loop to loop_loc.
10590 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10591 (slpeel_tree_peel_loop_to_edge): Likewise.
10593 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10594 changed from NULL to UNKNOWN_LOC.
10595 (vect_get_base_and_offset):
10596 (vect_create_addr_base_for_vector_ref):
10597 (get_vectype_for_scalar_type):
10598 (vect_create_data_ref_ptr):
10599 (vect_init_vector):
10600 (vect_get_vec_def_for_operand):
10601 (vect_finish_stmt_generation):
10602 (vectorizable_assignment):
10603 (vectorizable_operation):
10604 (vectorizable_store):
10605 (vectorizable_load):
10606 (vect_transform_stmt):
10607 (vect_update_ivs_after_vectorizer):
10608 (vect_do_peeling_for_loop_bound):
10609 (vect_do_peeling_for_alignment):
10610 (vect_transform_loop):
10611 (vect_is_simple_use):
10612 (vect_analyze_operations):
10613 (vect_is_simple_iv_evolution):
10614 (vect_analyze_scalar_cycles):
10615 (vect_analyze_data_ref_dependences):
10616 (vect_compute_data_ref_alignment):
10617 (vect_enhance_data_refs_alignment):
10618 (vect_analyze_data_ref_access):
10619 (vect_analyze_data_ref_accesses):
10620 (vect_analyze_pointer_ref_access):
10621 (vect_get_memtag_and_dr):
10622 (vect_analyze_data_refs):
10623 (vect_mark_relevant):
10624 (vect_stmt_relevant_p):
10625 (vect_mark_stmts_to_be_vectorized):
10626 (vect_can_advance_ivs_p):
10627 (vect_get_loop_niters):
10628 (vect_analyze_loop):
10629 (vectorize_loops): Likewise.
10631 (vectorizable_load): Argument in call to vect_debug_details/stats
10632 changed from loop to LOOP_LOC (loop_vinfo).
10633 (vect_transform_loop):
10634 (vect_analyze_operations):
10635 (vect_analyze_scalar_cycles):
10636 (vect_analyze_data_ref_dependence):
10637 (vect_enhance_data_refs_alignment):
10638 (vect_analyze_data_ref_accesses):
10639 (vect_analyze_pointer_ref_access):
10640 (vect_analyze_data_refs):
10641 (vect_analyze_loop): Likewise.
10643 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10644 changed from loop to loop_loc.
10646 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10648 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10649 Dorit Naishlos <dorit@il.ibm.com>
10651 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10653 (vect_analyze_data_ref_dependences): Likewise.
10655 (vect_is_simple_use): Argument changed from loop structure to
10656 loop_vect_info structure.
10657 (vect_can_advance_ivs_p): Likewise.
10658 (vect_create_index_for_vector_ref): Likewise.
10659 (vect_update_ivs_after_vectorizer): Likewise.
10660 (new_stmt_vec_info): Likewise.
10662 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10663 changed from loop to loop_vinfo.
10664 (vect_create_data_ref_ptr): First argument in call to
10665 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10666 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10667 was changed from loop to loop_vinfo.
10668 (vectorizable_operation): Likewise.
10669 (vectorizable_store): Likewise.
10670 (vect_mark_stmts_to_be_vectorized): Likewise.
10671 (vect_do_peeling_for_loop_bound): First argument in call to
10672 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10673 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10674 was changed from loop to loop_vinfo.
10675 (vect_analyze_data_ref_dependences): Third argument in call to
10676 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10678 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10679 (vect_create_data_ref_ptr): Likewise.
10680 (vect_init_vector): Likewise.
10681 (vect_get_vec_def_for_operand): Likewise.
10682 (vectorizable_assignment): Likewise.
10683 (vectorizable_operation): Likewise.
10684 (vectorizable_store): Likewise.
10685 (vectorizable_load): Likewise.
10686 (vect_update_ivs_after_vectorizer): Likewise.
10687 (vect_is_simple_use): Likewise.
10688 (vect_analyze_data_ref_dependence): Likewise.
10689 (vect_analyze_pointer_ref_access): Likewise.
10690 (vect_can_advance_ivs_p): Likewise.
10692 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10693 before _stmt_vec_info.
10694 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10695 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10696 (new_stmt_vec_info): Argument changed from loop structure to
10697 loop_vect_info structure
10699 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10700 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10701 (vect_create_addr_base_for_vector_ref): Likewise.
10702 (vect_analyze_pointer_ref_access): Likewise.
10704 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10707 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10708 phi flag if the phi is abnormal.
10710 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10713 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10714 information for the new statement.
10716 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10719 * gcc.c (main): Include the target in -v output.
10721 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10723 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10724 Do not drop the extend if we'd have to add a paradoxical subreg
10725 later. Include optabs.h and insn-codes.h.
10726 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10728 2005-02-02 Roger Sayle <roger@eyesopen.com>
10730 PR middle-end/19405
10731 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10732 * fold-const.c (const_binop): Avoid constant folding floating
10733 point operations in modes that use composite representations.
10734 * simplify-rtx.c (simplify_binary_operation): Likewise.
10736 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10738 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10740 (altivec_dstt): Likewise.
10741 (altivec_dstst): Likewise.
10742 (altivec_dststt): Likewise.
10743 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10746 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10748 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10749 EXPR_LOCUS from orig_cond to the new cond_stmt.
10750 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10753 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10755 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10756 standard_iv_increment_position. Remove call to bsi_next
10757 (no need to bump the iterator anymore).
10758 (vect_create_index_for_vector_ref): Call
10759 standard_iv_increment_position. Remove second function argument.
10760 (vect_finish_stmt_generation): Remove call to bsi_next
10761 (no need to bump the iterator anymore).
10762 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10763 to vect_create_index_for_vector_ref.
10765 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10767 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10768 phis are used out of the loop.
10770 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10773 * c-decl.c (undef_nested_function): New variable.
10774 (pop_scope): Diagnose undefined nested functions.
10775 (finish_function): Don't attempt cgraph processing or genericizing
10776 if current top-level function contained an undefined nested
10777 function. Reset undef_nested_function at the end of a top-level
10780 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10782 * tree.c (build_int_cst_type): Take sign of the value into account
10783 when deciding whether sign extend the value.
10785 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10788 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10789 (cpp_options, cc1_options): Change %{std*&ansi} to
10790 %{std*&ansi&trigraphs}.
10792 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10794 * cse.c: Update comments.
10796 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10798 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10799 arguments go on the stack. Do not put complex doubles in odd/even
10802 2005-02-02 Steven Bosscher <stevenb@suse.de>
10804 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10805 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10806 -ftree-pre, and -fthread-jumps.
10808 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10810 PR tree-optimization/19578
10811 * tree-flow.h (modified_noreturn_calls): Declare.
10812 (noreturn_call_p): Declare.
10813 * tree-flow-inline.h (noreturn_call_p): New function.
10814 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10815 * tree-cfg.c (modified_noreturn_calls): New variable.
10816 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10817 that contain a mid-block noreturn call.
10818 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10820 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10822 * df.c (df_def_record_1, df_uses_record): Don't use
10824 * df.h (DF_FOR_REGALLOC): Remove.
10826 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10829 * c-typeck.c (really_start_incremental_init): Reset
10830 constructor_max_index for arrays of incomplete type.
10832 2005-02-02 Jeff Law <law@redhat.com>
10834 * gcse.c (struct reg_set): Store the block index where the register
10835 was set rather than the setting insn.
10836 (record_one_set, compute_transp): Corresponding changes.
10837 (pre_insert_copy_insn): Do not call replace_one_set.
10838 (replace_one_set): Remove.
10840 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10843 * doc/gcov.texi: Fix typo.
10845 2005-02-01 Richard Henderson <rth@redhat.com
10848 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10849 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10851 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10852 * config/i386/i386-protos.h: Update.
10854 2005-02-01 Steven Bosscher <stevenb@suse.de>
10856 PR tree-optimization/19217
10857 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10858 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10859 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10860 that it is walking a PHI node.
10862 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10864 * doc/extend.texi (Nested Functions): Update.
10866 2005-02-01 Richard Henderson <rth@redhat.com>
10869 * optabs.c (expand_copysign_absneg): Export.
10870 * optabs.h (expand_copysign_absneg): Declare.
10871 * config/rs6000/rs6000.md (copysigntf3): New.
10873 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10875 PR tree-optimization/19633
10876 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10877 * tree-ssa-alias.c (init_alias_info): Initialize.
10878 (merge_pointed_to_info): Set.
10879 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10880 (dump_points_to_info_for): Show value of pt_null.
10881 (struct count_ptr_d): Declare.
10882 (find_ptr_dereference): Remove.
10883 (ptr_is_dereferenced_by): Remove.
10884 (count_ptr_derefs): New local function.
10885 (count_uses_and_derefs): New local function.
10886 (compute_points_to_and_addr_escape): Call it. If the number
10887 of dereferences is greater than zero, mark the pointer as
10888 dereferenced. If there are fewer dereferences than uses of
10889 the pointer, the pointer's value escapes.
10891 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10893 PR tree-optimization/19670
10894 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10896 (verify_use): ... set it here, instead.
10898 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10900 * doc/sourcebuild.texi (Test directives): Fix formatting.
10902 * doc/sourcebuild.texi (Test directives): Describe selector
10905 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10907 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10908 specific 64-bit CPUs.
10910 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10913 * arm.c (arm_eliminable_register): New function.
10914 (adjacent_mem_locations): Don't allow eliminable registers. Use
10915 HOST_WIDE_INT for address offsets.
10916 * arm-protos.h (arm_eliminable_register): Add prototype.
10918 2005-02-01 Steven Bosscher <stevenb@suse.de>
10920 PR optimization/15242
10921 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10922 * basic-block.h (duplicate_computed_gotos): Add prototype.
10923 * bb-reorder.c (duplicate_computed_gotos): New function to
10924 duplicate sufficiently small blocks ending in a computed jump.
10925 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10926 if not optimizing for size.
10927 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10928 never do tail merging for blocks ending in a computed jump.
10929 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10931 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10933 Patch from Richard Sandiford <rsandifo@redhat.com>
10934 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10935 from inheriting a subreg equivalence with a non-spill register.
10937 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10939 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10941 * config/frv/frv.c (movcc_fp_destination_operand): New.
10942 (gpr_or_memory_operand): Fix typo in comment.
10943 (gpr_or_memory_operand_with_scratch): New.
10944 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10945 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10946 movcc_fp_destination_operand.
10947 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10948 Legitimize memory addresses using a scratch register.
10950 2005-01-31 Jeff Law <law@redhat.com>
10952 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10953 bitmap a sparse bitmap instead of a simple bitmap.
10954 (mark_def_sites_initialize_block): Corresponding changes.
10955 (ssa_mark_def_sites_initialize_block): Likewise.
10956 (ssa_mark_phi_uses): Likewise.
10957 (mark_def_site, ssa_mark_def_sites): Likewise.
10958 (mark_def_site_blocks): Likewise.
10959 (rewrite_ssa_into_ssa): Likewise.
10961 * tree-ssa-dom.c (record_cond): Pass correct variable type
10962 for last argument to htab_find_slot_with_hash.
10964 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10965 effects when optimizing 0 % X. Do not try to optimize X % 0.
10967 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10969 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10972 2005-02-01 Eric Christopher <echristo@redhat.com>
10974 * config/mips/mips.c (override_options): Warn if -mint64
10976 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10979 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10981 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10983 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10984 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10985 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10986 (cached_regno): Initialize to INVALID_REGNUM.
10987 (cse_reg_info_table_size,
10988 cse_reg_info_table_first_uninitialized,
10989 cse_reg_info_timestamp): New.
10990 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10992 (init_cse_reg_info, get_cse_reg_info_1): New.
10993 (get_cse_reg_info): Cache the last look-up.
10994 (new_basic_block): Update the code to clear mappings from
10995 registers to cse_reg_info entries.
10996 (cse_main): Call init_cse_reg_info.
10998 * cse.c (get_cse_reg_info): Update a comment.
11000 2005-01-31 Steven Bosscher <stevenb@suse.de>
11003 * c-decl.c (start_decl): Do not warn about arrays of elements with
11004 an incomplete type here.
11005 (grokdeclarator): Do it here by making a pedwarn an error.
11006 * c-typeck.c (push_init_level): If there were previous errors with
11007 the constructor type, do not warn about braces for initializers.
11008 (process_init_element): Likewise for excess initializer elements.
11010 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11012 * cse.c (delete_trivially_dead_insn): Don't iterate.
11014 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11016 * config/rs6000/rs6000.md (copysignsf3): New expand.
11017 (copysigndf3): Likewise.
11019 2005-01-31 Steven Bosscher <stevenb@suse.de>
11021 * recog.c (constrain_operands): Only look for earlyclobber operand
11022 conflicts if an '&' constraint was seen.
11024 2005-01-31 Marc Espie <espie@openbsd.org>
11026 * config.gcc: Don't include embedded systems fragment, switches default
11027 debugging format to ELF.
11028 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11029 longer pick it up there.
11031 2005-01-31 Dale Johannesen <dalej@apple.com>
11033 * doc/extend.texi (nested functions): Fix linkage description.
11034 Clarify that static is not allowed.
11036 2005-01-31 Dale Johannesen <dalej@apple.com>
11038 * config/rs6000/darwin.md (movsf_low_di): Make work.
11039 (movdf_low_di): Make work.
11041 2005-01-31 Dale Johannesen <dalej@apple.com>
11043 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11044 Make work for 64 bit.
11046 2005-01-31 Roger Sayle <roger@eyesopen.com>
11047 Dale Johannesen <dalej@apple.com>
11049 PR middle-end/19650
11050 * fold-const.c (fold_binary_op_with_conditional_arg):
11051 Make types match original operands, before STRIP_NOPS.
11053 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11055 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11056 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11057 (struct gcc_sigcontext): Delete. Merge contents to..
11058 (struct gcc_ucontext): ..here.
11059 (get_sigcontext): Delete.
11060 (get_regs): New function, like get_sigcontext but return regs ptr.
11061 64-bit version finds regs from r1 to support vdso.
11062 (ppc_linux_aux_vector): New function.
11063 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11066 2005-01-31 Ira Rosen <irar@il.ibm.com>
11068 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11070 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11071 redundant fold. Fix misalignment for MINUS_EXPR.
11072 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
11073 (vect_analyze_pointer_ref_access): Likewise.
11074 (vect_get_memtag_and_dr): Likewise.
11076 2005-01-31 Richard Henderson <rth@redhat.com>
11078 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
11079 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
11080 absnegdf2_i387, absnegxf2_i387): Likewise.
11082 2005-01-31 Richard Henderson <rth@redhat.com>
11085 * optabs.c (expand_copysign_absneg): New.
11086 (expand_copysign_bit): Split out from ...
11087 (expand_copysign): ... here. Use expand_copysign_absneg.
11089 2005-01-30 Roger Sayle <roger@eyesopen.com>
11091 PR middle-end/19697
11092 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
11093 constant as the second operand and a register as the third.
11095 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
11098 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11099 that dllimport'd functions do not use all call-clobbered registers
11100 to pass parameters.
11102 2005-01-30 Richard Henderson <rth@redhat.com>
11105 * optabs.c (expand_absneg_bit): Split out from expand_unop and
11106 expand_abs_nojump and generalize. Use operand_subword and
11107 emit_no_conflict_block. Support large modes.
11108 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
11110 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
11111 negation to subtraction.
11112 (expand_copysign): Check that the format has signed zeros.
11113 Use operand_subword and emit_no_conflict_block. Support large modes.
11115 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
11117 Fix PR tree-optimization/19624
11119 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
11120 * tree-ssa-pre.c: Add cfgloop.h.
11122 (pre_stats): New member, constified.
11123 (inserted_exprs): New static variable.
11124 (NECESSARY): New macro.
11125 (create_expression_by_pieces): Fold the expression, and
11126 mark it as defaulting to not necessary. Also put in
11128 (fully_constant_expression): New function.
11129 (insert_into_preds_of_block): Modify to not insert phis when we
11130 are playing with induction variables.
11131 Push phis onto the inserted_exprs vector, and mark them as not
11132 necessary by default.
11133 (insert_aux): Call fully_constant_expression on eprime.
11134 If all edges produce the same value, mark it constant.
11135 (mark_operand_necessary): New function.
11136 (remove_dead_inserted_code): New function.
11137 (init_pre): Init loop optimizer to get loop info.
11138 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11139 (execute_pre): Commit edge inserts, then remove dead code.
11141 2005-01-30 Richard Henderson <rth@redhat.com>
11143 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11144 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11146 2005-01-30 Richard Henderson <rth@redhat.com>
11149 * config/i386/i386.c (ix86_expand_copysign): New.
11150 (ix86_split_copysign_const): New.
11151 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11152 rearrange op1/nmask operands.
11153 * config/i386/i386-protos.h: Update.
11154 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11155 (copysigndf3): Likewise.
11156 (copysignsf3_const, copysigndf3_const): New.
11157 (copysignsf3_var): Rename from copysignsf3, split out splitter
11158 and fix split predicate for X constraint.
11159 (copysigndf3_var): Similarly.
11161 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11163 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11164 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11165 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11167 2005-01-29 Richard Henderson <rth@redhat.com>
11170 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11171 of # and * in constraints.
11173 2005-01-29 Richard Henderson <rth@redhat.com>
11175 PR middle-end/19689
11176 * expr.c (store_field): Don't strip sub-mode cast when the input
11177 data is even smaller.
11179 2005-01-29 Richard Henderson <rth@redhat.com>
11181 PR middle-end/19687
11182 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11185 2005-01-29 Richard Henderson <rth@redhat.com>
11187 * combine.c (make_field_assignment): Fix argument order
11190 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11192 PR tree-optimization/15791
11193 * fold-const.c (extract_array_ref): New function.
11194 (fold): Fold comparisons between &a[i] and &a[j] or
11195 semantically equivalent trees.
11197 2005-01-29 Jeff Law <law@redhat.com>
11199 * gcse.c (insert_expr_in_table): Revamp handling of available
11200 and anticipatable occurrence lists to avoid unnecessary list
11202 (insert_set_in_table): Similarly.
11204 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11206 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11208 (c_build_qualified_type): Build qualified array types with
11209 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11210 * c-decl.c (c_make_fname_decl): Build unqualified array type
11211 before qualified type.
11212 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11213 type is qualified, not just if type itself is. Don't apply
11214 qualifiers to array type when declarator is processed. Apply
11215 qualifiers to field type whether or not it is an array type.
11216 Don't handle array types specially for applying qualifiers to
11218 * c-typeck.c (composite_type): Build unqualified element type and
11219 array type when forming composite of array types.
11220 (common_pointer_type, comptypes, comp_target_types,
11221 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11222 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11224 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11225 (args2) in variables a1 and a2.
11227 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11229 * cse.c (n_elements_made, max_elements_made): Remove.
11230 (insert): Don't touch n_elements_made.
11231 (cse_main): Don't touch n_elements_made or max_elements_made.
11233 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11236 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11237 configuration part of dp-bit.c to be lost.
11239 2005-01-28 Roger Sayle <roger@eyesopen.com>
11241 * expmed.c (expand_mult_highpart_optab): When attempting to use
11242 a non-widening multiplication in a wider mode, the operands need
11243 to be converted (zero or sign extended) to that mode.
11245 2005-01-28 Ian Lance Taylor <ian@airs.com>
11247 PR middle-end/16558
11248 PR middle-end/19583
11249 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11250 through if both operands fall through.
11252 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11254 * cse.c (fold_rtx) <PC>: Don't optimize.
11256 2005-01-28 Jeff Law <law@redhat.com>
11258 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11259 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11261 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11263 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11264 cse_reg_info_used_list_end): Remove.
11265 (cse_reg_info_list, cse_reg_info_list_free): New.
11266 (get_cse_reg_info): When allocating an instance of
11267 cse_reg_info, add it to the beginning of the cse_reg_info_list
11268 list. Remove code to maintain cse_reg_info_used_list.
11269 (new_basic_block): Reset the free list to the beginning of
11272 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11274 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11275 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11276 (frv_expand_mdpackh_builtin): New function.
11277 (frv_expand_builtin): Use it to expand __MDPACKH.
11278 * doc/extend.texi (__MDPACKH): Update documentation.
11280 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11282 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11283 SSE_FLOAT_MODE_P for use_sse computation.
11285 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11288 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11290 2005-01-27 Richard Henderson <rth@redhat.com>
11292 * builtins.c (expand_builtin_copysign): New.
11293 (expand_builtin): Call it.
11294 * genopinit.c (optabs): Add copysign_optab.
11295 * optabs.c (init_optabs): Initialize it.
11296 (expand_copysign): New.
11297 * optabs.h (OTI_copysign, copysign_optab): New.
11298 (expand_copysign): Declare.
11300 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11301 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11303 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11304 (ix86_expand_fp_absneg_operator): ... here.
11305 (ix86_split_copysign): New.
11306 * config/i386/i386-protos.h: Update.
11307 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11308 (copysignsf3, copysigndf3): New.
11310 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11311 (copysignsf3, ncopysignsf3): New.
11312 (copysigndf3, ncopysigndf3): New.
11313 (copysignxf3, ncopysignxf3): New.
11314 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11316 2005-01-27 Arend Bayer <arend.bayer@web.de>
11317 Kazu Hirata <kazu@cs.umass.edu>
11319 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11320 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11321 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11324 2005-01-27 Jeff Law <law@redhat.com>
11326 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11327 definitions of SSA_NAMEs which are not being rewritten.
11328 (rewrite_ssa_into_ssa): Only initialize the current definition
11329 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11330 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11331 SSA_NAMEs before returning.
11333 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11335 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11336 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11337 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11338 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11339 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11341 2005-01-27 Steven Bosscher <stevenb@suse.de>
11343 PR middle-end/17278
11344 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11345 higher to -O2 and higher. Likewise for tree PRE.
11346 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11349 2005-01-27 Ian Lance Taylor <ian@airs.com>
11351 PR middle-end/19583
11352 * gimple-low.c (try_catch_may_fallthru): New static function.
11353 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11354 * tree-inline.c (expand_call_inline): Don't warn about reaching
11355 the end of a non-void function being inlined if the function uses
11358 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11360 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11363 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11364 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11365 (implicitly_declare): Handle error_mark_node.
11367 2005-01-27 Richard Henderson <rth@redhat.com>
11370 * tree.h (struct tree_decl): Add debug_expr_is_from.
11371 (DECL_DEBUG_EXPR_IS_FROM): New.
11372 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11373 * dwarf2out.c (dwarf2out_var_location): Update to match.
11374 * tree-outof-ssa.c (create_temp): Likewise.
11375 * var-tracking.c (track_expr_p): Likewise.
11376 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11377 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11378 * toplev.c (default_tree_printer): Likewise.
11380 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11382 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11383 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11385 2005-01-27 Steven Bosscher <stevenb@suse.de>
11387 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11388 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11389 ASM_CLOBBERS): Add tree checks.
11391 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11392 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11393 * c-common.def (SWITCH_STMT): Update to match.
11394 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11395 macros instead of SWITCH_EXPR ones.
11396 * c-dump.c (c_dump_tree): Likewise.
11397 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11398 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11400 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11402 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11404 * unwind-dw2.c (execute_stack_op): Add missing cases for
11405 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11407 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11409 * config.gcc (Obsolete configurations): Remove 'dummy', add
11410 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11413 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11415 PR tree-optimization/19633
11416 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11418 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11419 are no call-clobbered variables.
11420 * tree-outof-ssa.c (check_replaceable): Return false for calls
11423 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11425 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11426 even for variables with NULL DECL_INITIAL.
11428 2005-01-26 Stuart Hastings <stuart@apple.com>
11430 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11432 2005-01-26 Richard Henderson <rth@redhat.com>
11434 PR middle-end/18008
11435 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11437 * expr.c (store_field): Strip conversions to odd-bit-sized types
11438 if the destination field width matches.
11440 2005-01-26 Richard Henderson <rth@redhat.com>
11442 * c-decl.c, expmed.c, expr.c: Revert last change.
11444 2005-01-26 Richard Henderson <rth@redhat.com>
11446 PR middle-end/18008
11447 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11449 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11450 if we don't need the bits above those present in the current mode.
11451 * expr.c (store_field): Strip conversions to odd-bit-sized types
11452 if the destination field width matches.
11454 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11456 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11457 either -ffast-math or -funsafe-math-optimizations is in use.
11459 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11463 * config/avr/avr.c (notice_update_cc): Only set condition code for
11464 ashrqi3 if shift count > 0.
11465 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11466 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11467 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11468 count <= 0 as a no-op, and shift count >= width by copying zero
11469 or sign bit to all bits of the result.
11470 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11471 count, with attribute "length" set to 0 and "cc" set to "none".
11473 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11475 * doc/invoke.texi: Document -mTLS.
11477 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11478 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11479 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11480 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11481 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11482 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11483 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11484 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11486 * configure.ac: Check for a TLS capable gas.
11488 * configure: Regenerate.
11490 2005-01-26 Richard Henderson <rth@redhat.com>
11492 PR middle-end/18008
11493 * combine.c (make_field_assignment): Simplify store to zero_extract
11494 from a source with an overlapping mask.
11496 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11498 2004-11-11 Eric Christopher <echristo@redhat.com>
11500 * config/frv/frv.md: Add fr400_integer automaton. Don't
11501 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11504 2005-01-26 Steven Bosscher <stevenb@suse.de>
11506 PR middle-end/16585
11507 * cfgbuild.c (make_edges): Do not clear or set
11508 current_function_has_computed_jump.
11509 * function.h (struct function): Remove the has_computed_jump field.
11510 (current_function_has_computed_jump): Do not define.
11511 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11512 in a computed jump. Ignore current_function_has_computed_jump.
11514 2005-01-26 Richard Henderson <rth@redhat.com>
11516 PR middle-end/19515
11517 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11518 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11520 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11521 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11522 objects into static storage if they have more than one non-zero value.
11523 * tree.h (categorize_ctor_elements): Update decl.
11525 2005-01-26 Steven Bosscher <stevenb@suse.de>
11527 PR middle-end/19616
11528 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11529 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11530 to this function from 2004-07-10.
11531 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11532 the current function for tail call optimizations if the address
11533 of one of it its arguments is taken.
11535 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11537 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11539 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11541 * function.c (expand_function_end): If current_function_calls_alloca,
11542 emit stack restore in a place that is reached when the function falls
11543 through at the end.
11545 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11547 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11548 rule to avoid matching inappropriate suffix rule.
11550 2005-01-26 Jan Hubicka <jh@suse.cz>
11552 PR tree-optimization/19241
11553 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11555 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11557 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11558 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11560 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11561 <sim*>: Always use crt1.o, regardless of N in simN.
11562 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11563 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11564 (CRT_CALL_STATIC_FUNCTION): Remove.
11565 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11566 use crt1.o, regardless of N in simN.
11567 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11568 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11569 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11570 case isystem setting.
11571 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11573 2005-01-25 Ian Lance Taylor <ian@airs.com>
11575 * gimple-low.c (block_may_fallthru): Correct handling of
11576 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11578 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11580 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11581 handlers to match indentation; nested under the mtune=* handler.
11582 Similar for mcpu= and march=.
11584 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11586 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11587 * config/mips/linux64.h (LIB_SPEC): Likewise.
11588 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11589 * config/sh/linux.h (LIB_SPEC): Likewise.
11591 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11593 * config/frv/frv.c (frv_legitimize_tls_address): New.
11594 (TARGET_HAVE_TLS): Define.
11595 (FRV_SYMBOL_REF_TLS_P): Define.
11596 (frv_override_options): Handle new register classes.
11597 (frv_legitimate_address_p): Reject tls addresses.
11598 (frv_legitimize_address): Handle TLS addresses.
11599 (gen_inlined_tls_plt): New.
11600 (gen_tlsmoff): New.
11601 (frv_legitimize_tls_address): New.
11602 (unspec_got_name): Add TLS entries.
11603 (got12_operand): Add R_FRV_TLSMOFF12 case.
11604 (frv_emit_move): Fixup TLS addresses.
11605 (frv_emit_movsi): Legitimize TLS addresses.
11607 * config/frv/frv.h (MASK_BIG_TLS): New.
11608 (TARGET_BIG_TLS): New.
11609 (HAVE_AS_TLS): Define.
11610 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11611 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11612 (REG_CLASS_NAMES): Same.
11613 (REG_CLASS_CONTENTS): Same.
11614 (CONSTRAINT_LEN): New.
11615 (REG_CLASS_FROM_CONSTRAINT): New.
11616 (PREDICATE_CODES): Add symbolic_operand.
11618 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11619 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11620 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11621 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11622 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11623 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11624 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11625 GR9_REG, GR14_REG, LRREG.
11626 (type): Add load_or_call attribute.
11627 ("load_or_call"): New reservation.
11628 ("call_gettlsoff"): New.
11629 ("tls_indirect_call"): New.
11630 ("tls_load_gottlsoff12"): New.
11631 ("tlsoff_hilo"): New.
11632 ("tls_tlsdesc_ldd"): New.
11633 ("tls_tlsoff_ld"): New.
11636 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11638 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11640 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11641 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11642 * config/frv/frv.c (TLS_BIAS): Define.
11643 (frv_output_dwarf_dtprel): New.
11645 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11647 PR rtl-optimization/19579
11648 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11649 both A and B, see if they don't clobber registers the other expr uses.
11651 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11653 * real.c (do_add): Initialize signalling and canonical members.
11655 * real.c (real_from_integer): Zero out destination.
11657 2005-01-18 Jan Hubicka <jh@suse.cz>
11659 PR tree-optimize/19337
11660 * tree-inline.c (initialize_inlined_parameters): Copy
11661 saved_static_chain_decl only.
11663 2005-01-25 Richard Henderson <rth@redhat.com>
11667 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11668 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11669 80387 enabled, to return a proper subclass. Return the subset that
11670 overlaps with GENERAL_REGS for PLUS.
11671 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11673 2005-01-25 Richard Henderson <rth@redhat.com>
11675 PR middle-end/19609
11676 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11678 2005-01-25 Roger Sayle <roger@eyesopen.com>
11680 * expmed.c (choose_multiplier): Change interface to return the
11681 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11682 (expand_divmod): Update calls to choose_multiplier.
11684 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11686 PR middle-end/19330
11687 * expmed.c (extract_bit_field): Use adjust_address instead of
11688 gen_lowpart when op0 is a MEM.
11690 2005-01-24 Steven Bosscher <stevenb@suse.de>
11692 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11694 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11696 * config/mips/irix-csr.c: New file.
11697 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11698 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11699 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11702 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11705 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11706 sparc/elf.h, add sparc/sp-elf.h.
11707 (sparc-*-rtems*): Likewise.
11708 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11709 tm-dwarf2.h, add sparc/sp-elf.h.
11710 (sparc86x-*-elf): Likewise.
11711 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11712 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11713 TARGET_OS_CPP_BUILTINS.
11714 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11715 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11717 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11718 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11719 (SWITCH_TAKES_ARG): Likewise.
11720 (LOCAL_LABEL_PREFIX): Likewise.
11721 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11722 (TARGET_N_FORMAT_TYPES): Delete.
11723 (TARGET_FORMAT_TYPES): Likewise.
11724 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11725 * config/sparc/elf.h: Delete.
11726 * config/sparc/sp-elf.h: New file.
11728 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11730 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11731 * tree-flow.h: Remove the corresponding prototype.
11732 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11733 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11735 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11738 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11739 for AIX ABI or ELF -fPIC.
11740 (rs6000_emit_load_toc_table): Don't create toc_section here.
11741 (rs6000_xcoff_file_start): Nor here.
11743 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11745 * sh.c (ra.h): Don't #include.
11746 (hard_regs_intersect_p): New function, resurrected from ra.c.
11748 * sh.c: Fix 1996 Copyright.
11750 2005-01-24 Richard Henderson <rth@redhat.com>
11751 Aldy Hernandez <aldyh@redhat.com>
11753 * regrename.c (note_sets): Handle subregs.
11755 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11758 * genconditions.c (write_header, write_conditions): Elide file if
11761 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11763 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11764 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11767 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11769 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11770 expand_builtin_printf, expand_builtin_fprintf,
11771 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11772 checking against POINTER_TYPE.
11773 (validate_arglist): Handle POINTER_TYPE code by checking
11776 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11778 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11779 init_rtlanal): New.
11780 (for_each_rtx): Call for_each_rtx_1.
11781 * rtl.h (init_rtlanal): Declare.
11782 * toplev.c (backend_init): Call init_rtlanal.
11784 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11786 * flow.c (propagate_one_insn): Formatting.
11788 PR middle-end/19551
11789 * flow.c (libcall_dead_p): Be more conservative if unsure.
11790 If there are any instructions between insn and call, see if they are
11791 all dead before saying the libcall is dead.
11793 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11795 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11796 operand constraint for operand 0.
11798 2005-01-23 Richard Henderson <rth@redhat.com>
11801 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11802 edges leading to join block.
11804 2005-01-23 Roger Sayle <roger@eyesopen.com>
11806 * expmed.c (expand_mult_highpart): Make static. Change type of
11807 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11808 (expand_divmod): Updates calls to expand_mult_highpart by using
11809 gen_int_mode to pass a CONST_INT rtx.
11810 * rtl.h (expand_mult_highpart): Remove prototype.
11812 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11814 * flow.c (regset_bytes, regset_size): Remove.
11816 * cfganal.c: Fix a reference to Harvey's paper.
11818 2005-01-23 Steven Bosscher <stevenb@suse.de>
11820 PR rtl-optimization/19464
11821 * tree-optimize.c (init_tree_optimization_passes): Add one more
11822 copyrename pass just before out-of-ssa.
11824 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11827 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11828 * ggc-none.c (ggc_free): Define.
11830 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11832 * cse.c (max_reg, max_insn_uid): Remove.
11833 (cse_main): Don't access max_reg or max_insn_uid.
11835 * c-common.c (explicit_flag_signed_bitfields,
11836 lang_statement_code_p, lang_expand_function_end): Remove.
11837 * c-common.h: Remove the corresponding declarations.
11838 * c-opts.c (c_common_handle_option): Remove all write access
11839 to explicit_flag_signed_bitfields.
11841 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11842 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11843 * cgraph.h: Remove the corresponding declaration.
11845 * gcse.c (null_pointer_info): Remove.
11847 2005-01-23 Roger Sayle <roger@eyesopen.com>
11848 Eric Botcazou <ebotcazou@libertysurf.fr>
11850 * combine.c (simplify_logical): Only simplify logical expressions
11851 of the form ior(and(x,y),z) by the inverse distributive law if the
11852 result is cheaper than the original.
11854 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11856 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11857 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11858 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11859 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11860 config/freebsd-spec.h, config/arm/arm.h,
11861 config/h8300/h8300.md, config/i386/i386.md,
11862 config/i386/predicates.md, config/i386/sse.md,
11863 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11864 config/vax/vax.md: Fix comment typos. Follow spelling
11867 2005-01-23 Steven Bosscher <stevenb@suse.de>
11869 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11870 tests, instead of `less than'.
11872 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11874 * function.c (assign_parm_setup_block): When creating a new stack slot
11875 for a parameter, get its alignment from the parameter's DECL_ALIGN
11876 rather than the type's TYPE_ALIGN. Make sure that the parameter
11877 is at least word aligned.
11879 2005-01-22 Roger Sayle <roger@eyesopen.com>
11881 PR middle-end/19378
11882 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11884 2005-01-22 Richard Henderson <rth@redhat.com>
11887 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11888 in both compare operands.
11889 (movdfcc_1_sse_max): Likewise.
11890 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11891 (movdfcc_1_sse): Likewise.
11892 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11893 scratch register as needed.
11895 2005-01-22 Richard Henderson <rth@redhat.com>
11897 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11899 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11901 2005-01-22 Richard Henderson <rth@redhat.com>
11903 * genopinit.c (optabs): Use smin/smax for floating point too.
11904 * doc/md.texi: Update to match. Clarify that floating point
11905 results are undefined for +0/-0 and NaN.
11906 * doc/rtl.texi: Likewise.
11907 * rtl.def (SMIN, SMAX): Likewise
11908 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11910 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11911 leading 's' to the name.
11912 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11913 smaxxf3, sminxf3): Likewise.
11914 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11917 2005-01-22 Paul Brook <paul@codesourcery.com>
11919 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11921 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11923 * config/s390/s390.c (struct processor_costs): New fields
11924 dlgr, dlr, dr, dsgfr, dsgr.
11925 (z900_cost, z990_cost): Values for new fields.
11926 (s390_rtx_costs): New cases MEM und COMPARE in switch
11927 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11928 DIV, MOD, UDIV, UMOD.
11930 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11932 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11933 into the register being decremented.
11934 ("doloop_si31", "doloop_di"): Likewise.
11935 ("*doloop_si_long"): Adapt pattern.
11937 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11939 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11941 (CLASS_MAX_NREGS): Likewise.
11943 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11945 * doc/tree-ssa.texi (Statement Operands): Add example for new
11946 must-def macro. Note deprecation of old operands interface.
11948 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11950 PR tree-optimization/19484
11951 * tree-cfg.c (remove_fallthru_edge): New function.
11952 (cleanup_control_flow): Remove fallthru edges from calls that are
11953 now known not to return.
11955 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11957 Fix PR tree-optimization/19038
11958 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11959 copies with loop variant ones.
11961 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11963 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11964 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11965 config/alpha/alpha.md, config/alpha/predicates.md,
11966 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11967 config/sparc/sol2.h: Update copyright.
11969 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11970 first label to see if it is a nonlocal label.
11972 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11973 Andrew Pinski <pinskia@physics.uc.edu>
11976 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11977 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11979 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11981 * config/rs6000/rtems.h: Update copyright.
11983 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11986 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11987 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11988 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11990 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11993 * c-typeck.c (convert_arguments): Check for error_mark_node.
11995 2005-01-21 Ian Lance Taylor <ian@airs.com>
11997 PR tree-optimization/13000
11998 * tree-inline.c: Include "tree-flow.h".
11999 (expand_call_inline): If warn_return_type, warn if non-void inline
12000 function falls through.
12001 * tree-cfg.c (execute_warn_function_return): Don't warn about
12002 control reaching end if TREE_NO_WARNING is set. Set
12004 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12006 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12007 branch if we don't need one.
12008 * c-typeck.c: Include "tree-flow.h"
12009 (c_finish_bc_stmt): Don't add a goto if the current statement
12010 list doesn't fall through to the current point.
12012 2005-01-21 Roger Sayle <roger@eyesopen.com>
12014 PR rtl-optimization/576
12015 * real.c (real_arithmetic): Change return type from void to bool
12016 to return an indication that the result may be inexact.
12017 * real.h (real_arithmeric): Update prototype.
12018 * fold-const.c (const_binop): Don't constant fold floating
12019 point expressions when the user specifies -frounding-math and
12020 the result may depend upon the run-time rounding mode.
12021 (fold_convert_const_real_from_real): Clean-up.
12022 (fold_initializer): Ignore flag_rounding_math for initializers.
12023 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12024 constant fold FP operations with flag_rounding_math if the
12025 result may depend upon the run-time rounding mode.
12027 2005-01-21 Tom Tromey <tromey@redhat.com>
12029 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12031 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12033 * tree-cfg.c: Fix comment typos.
12035 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12037 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12038 around the call to rest_of_handle_branch_target_load_optimize.
12040 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12042 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12043 (sparc64-*-openbsd*): Likewise.
12044 (sparclite-*-elf*): Include tm-dwarf2.h.
12045 (sparc86x-*-elf*): Likewise.
12046 (sparc64-*-elf*): Likewise.
12047 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12048 (DBX_DEBUGGING_INFO): Likewise.
12049 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12050 (PREFERRED_DEBUGGING_TYPE): Likewise.
12051 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12052 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12053 (PREFERRED_DEBUGGING_TYPE): Likewise.
12054 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12055 (PREFERRED_DEBUGGING_TYPE): Likewise.
12056 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12058 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12061 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12063 2005-01-20 Paul Brook <paul@codesourcery.com>
12065 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12067 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12069 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12070 label is first in a sequence of labels.
12072 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
12074 2005-01-20 Janis Johnson <janis187@us.ibm.com>
12075 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12077 * doc/sourcebuild.texi (Test Directives): New.
12079 2005-01-20 Roger Sayle <roger@eyesopen.com>
12081 * real.c (real_floor): Don't leave the result uninitialized when
12082 mode is VOIDMode, but return the unrounded intermediate value.
12083 (real_ceil): Likewise.
12085 2005-01-20 Paul Brook <paul@codesourcery.com>
12087 * config/arm/arm.md (insv): Use gen_int_mode.
12089 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12091 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
12092 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12093 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12094 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12095 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12097 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12100 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
12101 fbreg, so we have to assume we can't.
12102 (loc_descriptor_from_tree_1): Ditto.
12103 (containing_function_has_frame_base): New function.
12104 (add_location_or_const_value_attribute): Use it.
12105 Also try to generate a frame_base from a single element location
12108 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12110 PR tree-optimization/15349
12111 * timevar.def (TV_TREE_MERGE_PHI): New.
12112 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
12114 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
12115 calls to tree_forwarder_block_p.
12116 (remove_forwarder_block_with_phi, merge_phi_nodes,
12117 gate_merge_phi, pass_merge_phi): New.
12118 * tree-optimize.c (init_tree_optimization_passes): Add
12120 * tree-pass.h: Add an extern for pass_merge_phi;
12122 2005-01-20 Richard Henderson <rth@redhat.com>
12125 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
12126 (_mm_castps_pd, _mm_castps_si128): New.
12127 (_mm_castsi128_ps, _mm_castsi128_pd): New.
12129 2005-01-20 Richard Henderson <rth@redhat.com>
12132 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
12133 __builtin_ia32_vec_init_v2si.
12134 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
12135 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12136 (ix86_init_mmx_sse_builtins): Create it.
12137 (ix86_expand_builtin): Expand it.
12138 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12139 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12140 (vec_extractv2si_0, vec_extractv2si_1): New.
12142 2005-01-20 Richard Henderson <rth@redhat.com>
12145 * config/i386/i386.c (ix86_expand_push): New.
12146 * config/i386/mmx.md (push<MMXMODE>1): New.
12147 * config/i386/sse.md (push<SSEMODE>1): New.
12148 * config/i386/i386-protos.h: Update.
12150 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12152 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12155 2005-01-20 Richard Henderson <rth@redhat.com>
12157 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12158 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12160 2005-01-19 Richard Henderson <rth@redhat.com>
12163 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12164 to V4SFmode in SSE1 fallback load path.
12166 2005-01-19 Richard Henderson <rth@redhat.com>
12168 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12169 in QImode expansion to ix86_expand_vector_set.
12170 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12172 2005-01-19 Richard Henderson <rth@redhat.com>
12175 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12176 subclass of the input class.
12177 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12178 Always true for cross-SSE1 classes. Rationalize conditionals.
12179 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12180 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12181 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12182 (movdi_2): Add MMX/SSE zeros.
12183 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12184 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12185 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12186 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12187 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12188 (zero_extendsidi2_rex64_1): Remove.
12189 (MOV0 peephole): Check GENERAL_REG_P.
12191 2005-01-19 Richard Henderson <rth@redhat.com>
12194 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12196 (ix86_expand_vector_extract): Likewise.
12198 2005-01-19 Richard Henderson <rth@redhat.com>
12200 PR middle-end/19304
12201 * expr.c (emit_move_change_mode): New argument force; use
12202 simplify_gen_subreg if true.
12203 (emit_move_via_alt_mode): Merge into ...
12204 (emit_move_via_integer): ... here.
12205 (emit_move_ccmode): Use emit_move_change_mode directly.
12207 2005-01-19 Richard Henderson <rth@redhat.com>
12210 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12211 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12212 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12214 (alpha_emit_set_const): Likewise. Make static.
12215 (alpha_emit_set_long_const): Make static.
12216 (alpha_extract_integer): Split out from alpha_expand_mov.
12217 (alpha_split_const_mov): Likewise.
12218 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12219 (alpha_legitimate_constant_p): New.
12220 * config/alpha/alpha-protos.h: Update.
12221 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12222 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12223 * config/alpha/alpha.md (movsi): Add n alternative.
12224 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12225 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12226 (splitters for all of the above): Use alpha_split_const_mov.
12227 * config/alpha/predicates.md (non_add_const_operand): New.
12228 (non_zero_const_operand): New.
12229 (input_operand): Use alpha_legitimate_constant_p after reload.
12231 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12233 PR tree-optimization/19038
12234 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12235 (add_candidate): Add ivs with increment in latch only if
12236 allow_ip_end_pos_p is true.
12237 (determine_iv_cost): Use empty_block_p.
12239 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12241 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12242 (compute_dominance_frontiers): Ditto.
12244 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12247 * config/sh/t-rtems: New.
12248 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12250 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12252 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12253 the offset of the selected field.
12255 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12257 * tree-cfg.c (remove_forwarder_block): Fix the check to
12258 prevent a nonlocal label from appearing in the middle of a
12261 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12263 PR rtl-optimization/19462
12264 * reorg.c (find_end_label): Create return insn only if
12265 current_function_epilogue_delay_list is empty.
12267 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12269 * doc/passes.texi: Remove paragraph mentioning new-ra.
12271 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12273 PR rtl-optimization/15139
12274 * combine.c: Include params.h.
12275 (count_rtxs): New function.
12276 (record_value_for_reg): If replace_rtx would replace at least
12277 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12278 (clobber (const_int 0)) instead of TEM.
12279 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12280 * params.h (MAX_LAST_VALUE_RTL): New.
12281 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12282 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12285 * c-typeck.c (digest_init): Only call build_vector if all constructor
12286 elements are *_CST nodes.
12287 * gimplify.c (gimplify_init_constructor): Likewise.
12289 PR middle-end/19164
12290 * c-typeck.c (digest_init): Only call build_vector if inside_init
12293 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12295 * toplev.c (init_asm_output): Remove dead #ifdef.
12297 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12299 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12301 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12303 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12304 accessing DECL_FUNCTION_CODE.
12305 * dojump.c (do_jump): Likewise.
12306 * gimplify.c (gimplify_call_expr): Likewise.
12307 * predict.c (expr_expected_value): Likewise.
12308 (strip_builtin_expect): Likewise.
12309 * tree-inline.c (estimate_num_insns_1): Likewise.
12310 * tree-ssa-loop-im.c (stmt_cost): Likewise
12311 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12312 (tree_expr_nonnegative_p): Likewise.
12314 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12316 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12317 variant of the load_pcrel_sym pattern.
12318 * config/sparc/sparc.md (P macro): Move to the top.
12319 (load_pcrel_sym): Macroize using P.
12320 (save_register_window): Likewise.
12322 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12324 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12325 ("sordered"): Same.
12327 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12330 * c-typeck.c (build_asm_expr): Strip nops off
12331 input memory operands.
12333 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12335 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12336 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12337 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12338 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12340 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12343 * config/i386/i386.c (override_options): If the 80387 is disabled,
12344 then do not return FP values using FP registers.
12346 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12348 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12349 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12350 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12351 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12352 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12353 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12354 output.h, postreload-gcse.c, postreload.c, recog.c,
12355 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12356 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12357 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12358 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12359 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12360 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12361 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12362 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12364 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12365 config/alpha/alpha.c, config/arm/vfp.md,
12366 config/i386/emmintrin.h, config/i386/i386-modes.def,
12367 config/i386/i386-protos.h, config/i386/i386.h,
12368 config/i386/pmmintrin.h, config/i386/ppro.md,
12369 config/i386/predicates.md, config/i386/xmmintrin.h,
12370 config/i860/i860.c, config/ia64/ia64-modes.def,
12371 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12372 config/ia64/ia64.md, config/ia64/itanium1.md,
12373 config/ia64/itanium2.md, config/ia64/predicates.md,
12374 config/iq2000/iq2000.h, config/mips/linux64.h,
12375 config/rs6000/aix41.h, config/rs6000/aix43.h,
12376 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12377 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12378 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12379 config/sparc/linux64.h, config/sparc/litecoff.h,
12380 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12381 config/sparc/sparc.h, config/sparc/sparc.md,
12382 config/sparc/sysv4-only.h: Update copyright.
12384 2005-01-18 Richard Henderson <rth@redhat.com>
12387 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12389 2005-01-18 Marc Espie <espie@openbsd.org>
12390 * config/i386/openbsdelf.h: Typo.
12392 2005-01-18 Richard Henderson <rth@redhat.com>
12394 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12395 special case for sse.
12396 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12398 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12400 * tree-inline.c (estimate_num_insns_1): Added cases for
12401 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12403 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12405 PR rtl-optimization/19296
12406 * combine.c (simplify_comparison): Rewrite the condition under
12407 which a non-paradoxical SUBREG of a PLUS can be lifted when
12408 compared against a constant.
12410 2005-01-18 Andi Kleen <ak@muc.de>
12412 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12413 * c.opt (-Wpointer-sign): Add.
12414 * doc/invoke.texi: (-Wpointer-sign): Add.
12416 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12418 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12419 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12420 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12421 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12422 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12423 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12424 for TARGET_MIX_SSE_I387.
12425 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12426 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12427 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12428 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12429 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12430 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12431 TARGET_MIX_SSE_I387.
12432 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12435 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12438 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12439 Add movaps alternative for xmm reg->reg move.
12441 2005-01-17 Jeff Law <law@redhat.com>
12443 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12444 at the end of the main DOM loop rather than just before DOM exits.
12446 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12448 PR tree-optimization/19121
12449 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12450 adding aliases to a name tag, also add them to the pointer's
12452 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12453 sensitive alias info at all. Only check that the two pointers
12454 have compatible pointed-to sets.
12455 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12456 a pointer's type tag is a superset of the alias set of the
12457 pointer's name tag.
12459 2005-01-17 James E Wilson <wilson@specifixinc.com>
12462 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12463 comment to document why.
12465 2005-01-17 Richard Henderson <rth@redhat.com>
12467 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12468 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12469 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12470 sse2_vmsminv2df3_finite): New.
12471 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12472 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12473 Force op1 into register.
12475 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12477 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12478 bubblestrap from always rebuilding build directory.
12480 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12482 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12483 ("*cmpmem_short"): Likewise.
12485 2005-01-17 Steven Bosscher <stevenb@suse.de>
12487 * basic-block.h: Document BB_* flags.
12488 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12489 use an sbitmap instead.
12490 * sched-rgn.c (compute_trg_info): Likewise.
12492 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12494 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12495 redundant target_cpu_default and extra_parts lines. Use the default
12497 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12498 (SUBTARGET_EXTRA_SPECS): Delete.
12499 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12500 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12501 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12502 and "n32" for -mabi=n32.
12504 2005-01-17 Ian Lance Taylor <ian@airs.com>
12507 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12508 fold constant variables into initial values.
12510 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12512 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12514 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12515 through the statements backward.
12517 2005-01-17 Ian Lance Taylor <ian@airs.com>
12519 PR middle-end/13127:
12520 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12521 a variable set to the return value of the inlined function.
12523 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12525 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12526 when modes are tieable.
12528 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12530 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12531 of pthread_create to find out if threads are enabled.
12532 * gthr-posix95.h (__gthread_active_p): Likewise.
12534 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12536 * common.opt (-fnew-ra): Remove.
12538 * toplev.h (flag_new_regalloc): Remove.
12539 * Makefile.in (ra*.*): Don't mention.
12540 * passes.c (rest_of_handle_new_regalloc): Remove.
12541 (rest_of_handle_combine, rest_of_compilation): Always consider
12542 flag_new_regalloc as false.
12543 * doc/invoke.texi: Don't document -fnew-ra.
12545 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12547 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12548 last parameter to reg_scan.
12549 * loop.c (loop_optimize): Likewise.
12550 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12551 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12552 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12553 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12554 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12555 * regclass.c (reg_scan): Likewise, for the declaration.
12556 * rtl.h (reg_scan): Likewise, for the prototype.
12558 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12560 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12561 mark_dfs_back_edges.
12563 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12565 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12566 (compute_avail): Uses don't go in tmp_gen.
12568 2005-01-16 Steven Bosscher <stevenb@suse.de>
12570 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12571 loop to look for a free slot in a page entry.
12573 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12576 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12577 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12578 just before targetm.asm_out.file_end.
12579 * tree.h (process_pending_assemble_output_defs): Declare.
12580 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12582 (assemble_alias): Defer generation of assembly code for defines when
12583 TARGET_DEFERRED_OUTPUT_DEFS is true.
12584 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12585 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12586 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12588 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12591 * pa.c (pa_scalar_mode_supported_p): New function.
12592 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12593 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12595 * pa-protos.h (prefetch_operand): Delete.
12596 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12597 * pa.c (prefetch_operand): Delete.
12598 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12599 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12600 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12601 and prefetch_nocc_operand.
12602 * pa.md (prefetch): Rework to avoid reload problems handling short
12603 displacements when a cache control completer needs to be provided.
12604 (prefetch_32, prefetch_64): Delete.
12605 (prefetch_cc, prefetch_nocc): New patterns.
12607 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12609 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12611 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12614 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12615 exceeds maximum alignment for global common data.
12616 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12617 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12619 2004-01-15 Roger Sayle <roger@eyesopen.com>
12621 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12623 2004-01-15 Roger Sayle <roger@eyesopen.com>
12625 * harg-reg-set.h (reg_class_names): Prototype global array.
12626 * regclass.c (reg_class_names): Declare here and initialize to
12628 (dump_regclass): Remove local declaration of reg_class_names.
12629 (regclass): Likewise.
12630 * cfg.c (dump_flow_info): Likewise.
12631 * ra-debug.c (reg_class_names): Likewise.
12632 * regrename.c (reg_class_names): Likewise.
12633 * reload.c (reg_class_names): Likewise.
12634 * reload1.c (spill_failure): Likewise.
12635 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12637 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12639 * config/s390/s390.md ("reload_outti"): Remove predicate for
12640 output operand. Abort if operand is not a MEM.
12641 ("reload_outdi", "reload_outdf"): Likewise.
12643 2005-01-15 Marc Espie <espie@openbsd.org>
12645 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12646 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12647 * config/openbsd.h: Fix C++ includes for native configurations.
12648 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12649 Add trampoline support.
12650 * config/i386/openbsdelf.h: New.
12652 2005-01-15 Marc Espie <espie@openbsd.org>
12654 * collect2.c (main): Explicitly parse -dynamic-linker option.
12656 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12658 PR tree-optimization/19060
12659 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12660 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12661 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12662 and handle extract_range_from_cond returning false.
12663 * fold-const.c (fold): Optimize comparisons with min/max even for
12664 width > HOST_BITS_PER_WIDE_INT.
12666 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12668 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12669 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12670 Remove little endian multilib variants.
12671 Add mips32 multilib variant.
12673 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12675 * explow.c (copy_all_reg, stabilize): Remove.
12676 * expr.h: Remove the corresponding prototypes.
12678 * rtlanal.c (regs_set_between_p): Remove.
12679 * rtl.h: Remove the corresponding prototype.
12681 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12683 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12684 to rs6000_nonimmediate_operand.
12685 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12686 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12687 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12688 rs6000_nonimmediate_operand.
12689 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12690 rs6000_nonimmediate_operand.
12692 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12694 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12696 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12698 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12700 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12701 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12703 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12704 (rs6k_nonimmediate_operand): New.
12705 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12707 (legitimate_lo_sum_address_p): Same.
12708 (rs6000_legitimize_address): Same.
12709 (rs6000_legitimize_reload_address): Same.
12710 (rs6000_legitimate_address): Same.
12711 (spe_build_register_parallel): Pass DF and DC modes in a DI
12714 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12715 to rs6k_nonimmediate_operand.
12717 * config/rs6000/spe.md ("*frob_df_di"): New.
12718 ("*frob_di_df"): New.
12719 ("*frob_di_df_2"): New.
12720 ("*mov_sidf_e500_subreg0"): New.
12721 ("*mov_sidf_e500_subreg4"): New.
12722 ("*movdf_e500_double"): Change predicate to
12723 rs6k_nonimmediate_operand.
12725 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12727 * postreload.c (move2add_note_store): Only call
12728 trunc_int_for_mode on scalar integers.
12730 2005-01-14 Steven Bosscher <stevenb@suse.de>
12732 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12733 replace BB_VISITED uses.
12734 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12735 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12736 (tree_dce_done): Free visited_control_parents.
12737 (perform_tree_ssa_dce): Allocate and clear it.
12738 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12739 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12740 instead of BB_VISITED.
12742 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12744 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12745 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12746 Remove unused prototypes.
12748 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12750 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12751 64-bit register usage.
12752 (spe_func_has_64bit_regs_p): Add FIXME note.
12754 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12756 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12757 flag_finite_math_only with flag_unsafe_math_optimizations.
12759 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12761 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12762 end-of-stack check.
12763 (__tpf_eh_return): Copy TPF private stack area from the module
12764 boundary stack frame. Add check for when module addresses are
12765 equal, but no stub address is found.
12767 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12770 * arm.h (struct machine_function): Add call_via field.
12771 (thumb_call_via_label): Declare.
12772 * arm.c (thumb_call_via_label): New variable.
12773 (thumb_call_reg_needed): New variable.
12774 (arm_output_function_epilogue): For Thumb code, output any per-function
12775 call-indirect trampolines.
12776 (thumb_call_via_reg): New function.
12777 (arm_file_end): New function.
12778 (TARGET_ASM_FILE_END): Call arm_file_end.
12779 (aof_file_end): Likewise.
12780 * arm-protos.h (thumb_call_via_reg): Declare.
12781 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12782 thumb_call_via_reg in normal case.
12784 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12786 PR middle-end/19084
12787 PR rtl-optimization/19348
12788 * recog.c (peephole2_optimize): Do global life update if some peephole
12789 decides it doesn't need at least one of its inputs and that change
12790 influences liveness at the start of the basic block.
12792 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12793 arguments instead of 1.
12795 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12797 PR middle-end/18820
12798 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12799 zero for nested functions needing a static chain or functions
12800 with a non-constant address.
12802 2005-01-13 Roger Sayle <roger@eyesopen.com>
12804 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12805 (and (sign_extend X) C) into (zero_extend (and X C)).
12807 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12809 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12811 2005-01-13 Richard Henderson <rth@redhat.com>
12816 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12817 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12818 not just TARGET_SSE.
12819 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12820 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12821 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12822 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12823 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12824 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12825 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12826 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12827 (movdicc_c_rex64): Rename with '*'.
12828 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12829 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12830 (movsfcc_1_387): Rename from movsfcc_1.
12831 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12832 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12833 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12834 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12835 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12836 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12837 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12838 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12839 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12840 sse_movdfcc_const0_4): Remove.
12841 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12842 recognize min/max early. Update for changed sse cmove patterns.
12843 (ix86_split_sse_movcc): New.
12844 * config/i386/i386-protos.h: Update.
12846 2005-01-13 Steven Bosscher <stevenb@suse.de>
12848 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12849 (fix_stmt_v_may_defs): Likewise.
12851 2005-01-13 Richard Henderson <rth@redhat.com>
12853 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12854 for converting the mask.
12856 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12858 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12861 2005-01-13 Richard Henderson <rth@redhat.com>
12863 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12864 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12865 IX86_BUILTIN_MOVDQ2Q): Remove.
12866 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12867 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12868 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12870 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12871 (sse2_pextrw): Fix immediate constraint.
12872 (sse2_loadq, sse2_loadq_rex64): Remove.
12873 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12874 Use __builtin_ia32_vec_ext_<size>.
12875 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12877 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12879 * function.c (assign_parm_setup_block): Look inside original
12880 entry_parm when inspecting PARALLEL.
12882 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12883 Joel Sherrill <joel@oarcorp.com>
12886 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12887 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12888 rtems_gxx_recursive_mutex_init.
12889 (__gthread_recursive_mutex_lock): New function.
12890 (__gthread_recursive_mutex_trylock): Likewise.
12891 (__gthread_recursive_mutex_unlock): Likewise.
12893 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12895 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12897 2005-01-13 Jan Beulich <jbeulich@novell.com>
12899 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12900 (ashrti3_internal): Indicate output is early clobber. Generate result
12901 into output rather than first input. Use move for low word of output
12902 if shift count is exactly 64.
12903 (lshrti3_internal): Likewise.
12905 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12909 * reload1.c (delete_output_reload): Don't delete an output reload
12910 if the pseudo lives longer than a single basic block. Adjust and
12911 improve wording of comment.
12913 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12916 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12917 of TYPE_SIZE where we mean the number of bytes.
12919 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12921 * function.c (assign_parm_setup_block): Relax condition on
12922 multi-register optimization.
12924 2005-01-12 Nick Clifton <nickc@redhat.com>
12926 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12927 an "in_delay_slot" attribute of "no" to prevent them being used in
12928 delay slots. This is forbidden because they might generate
12931 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12934 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12935 with r->Y and Y->r.
12937 2005-01-12 Nick Clifton <nickc@redhat.com>
12939 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12940 passed on to GAS) but do not define, as GAS no longer supports or
12941 needs the -m2000 option.
12943 2005-01-11 Roger Sayle <roger@eyesopen.com>
12945 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12946 type as args of unprototyped builtins aren't automatically promoted.
12947 (fold_builtin_abs): Likewise.
12949 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12951 * Makefile.in: Set a `build-warn' variable.
12953 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12955 PR tree-optimization/17949
12956 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12957 (find_interesting_uses_address): Use it.
12959 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12961 * regrename.c (kill_value): Handle subreg's that won't simplify.
12963 2005-01-11 Richard Henderson <rth@redhat.com>
12966 * config/i386/i386.h (enum ix86_builtins): Move ...
12967 * config/i386/i386.c: ... here.
12968 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12969 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12970 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12971 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12972 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12973 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12974 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12975 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12976 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12977 IX86_BUILTIN_LOADDDUP): Remove.
12978 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12979 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12980 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12981 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12982 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12983 (ix86_init_builtins): Make static.
12984 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12985 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12986 if all the modes match. Otherwise, fake it.
12987 (get_element_number, ix86_expand_vec_init_builtin,
12988 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12989 (ix86_expand_builtin): Make static. Update for changed builtins.
12990 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12991 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12992 (ix86_expand_vector_init_duplicate): New.
12993 (ix86_expand_vector_init_low_nonzero): New.
12994 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12995 Split out from ix86_expand_vector_init; handle integer modes.
12996 (ix86_expand_vector_init): Use them.
12997 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12998 * config/i386/i386-protos.h: Update.
12999 * config/i386/predicates.md (reg_or_0_operand): New.
13000 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13001 (movv2sf_internal): Likewise. And a splitter to match them all.
13002 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13003 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13004 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13005 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13006 (mmx_pinsrw): Fix operand ordering.
13007 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13008 rather than sse_loadss expander.
13009 (movv2df splitter): Similarly.
13010 (sse_loadss, sse_loadlss): Remove.
13011 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13012 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13013 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13014 (sse3_movddup): Rename with '*'.
13015 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13016 (sse2_loadsd): Remove.
13017 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13018 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13019 (sse2_pinsrw): Fix argument ordering.
13020 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13021 (sse2_stored): Remove 'r' destination.
13022 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13023 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13024 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13025 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13026 vec_extractv16qi, vec_initv16qi): New.
13028 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13029 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13030 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13032 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13033 (_mm_load_si128, _mm_store_si128): Likewise.
13034 (_mm_load1_pd): Use _mm_set1_pd.
13035 (_mm_load_sd): Use _mm_set_sd.
13036 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13037 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13038 (_mm_set_epi64): Use _mm_set_epi64x.
13039 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13040 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13041 _mm_setr_epi8): Use _mm_set_foo form.
13042 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13043 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13044 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13045 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13046 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13047 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13048 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13049 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13050 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13051 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13052 (_mm_movedup_pd): Use _mm_shuffle_pd.
13053 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13054 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13055 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13056 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13057 Use _mm_setzero_ps.
13058 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13059 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13060 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13061 (_mm_store_ps): Use raw dereference.
13062 (_mm_store1_ps): Use _mm_storeu_ps.
13063 (_mm_storer_ps): Use _mm_store_ps.
13064 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13065 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13067 2005-01-11 Stan Shebs <shebs@apple.com>
13069 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13070 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13072 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
13075 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
13076 Skip all DECLs except for FIELD_DECLs.
13078 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13080 * config/s390/s390.c (override_options): Return error if
13081 -mbackchain, -mpacked-stack and -mhard-float are used together.
13082 (s390_va_start): Remove the backchain && packed-stack special case.
13083 (s390_gimplify_va_arg): Likewise.
13084 * doc/invoke.texi: Remove the ABI incompatibility note.
13086 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13088 * config/s390/s390.c (struct s390_frame_layout): Remove
13090 (s390_frame_info, s390_emit_prologue): Replace occurrences of
13091 save_backchain_p with TARGET_BACKCHAIN.
13093 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13096 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
13097 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
13098 * function.c (locate_and_pad_parm): Set new field.
13099 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
13100 Tweak where_pad test to include "none". Always set mem align for
13102 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
13103 not sufficient for type.
13104 (assign_parm_setup_block): If stack_parm is zero on entry, always
13105 make a new stack local. Block move old stack parm if necessary
13106 to new aligned stack local.
13107 (assign_parm_setup_stack): Use a block move to handle
13108 potentially misaligned entry_parm.
13109 (assign_parms_unsplit_complex): Specify required alignment when
13110 creating stack local.
13111 * calls.c (compute_argument_addresses): Override alignment of stack
13112 arg calculated from its type with the alignment given by
13113 FUNCTION_ARG_BOUNDARY.
13114 (store_one_arg): Likewise.
13116 2005-01-11 Jan Beulich <jbeulich@novell.com>
13118 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
13119 Change respective itanium_class attribute to ialu.
13120 (shladdp4_internal): New.
13121 * config/ia64/predicates.md (shladd_log2_operand): New.
13123 2005-01-11 Richard Henderson <rth@redhat.com>
13125 * expr.c (store_constructor): Use rtvec_alloc instead of
13126 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
13128 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
13130 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
13132 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13134 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
13135 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13136 (TARGET_RWRELOC): Define.
13137 (ia64_rwreloc_section_type_flags): Delete.
13138 (ia64_section_type_flags): New function.
13139 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13140 (TARGET_RWRELOC): Define.
13142 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13145 * config/ia64/ia64.c (process_set): For alloc insn, only call
13146 process_epilogue is !frame_pointer_needed.
13148 2005-01-10 Roger Sayle <roger@eyesopen.com>
13151 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13152 unary operator and can't be treated as a binary/comparison operator.
13154 2005-01-10 Richard Henderson <rth@redhat.com>
13156 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13157 (ix86_return_in_memory): Likewise.
13158 (function_arg_advance): Likewise. Mirror structure in function_arg
13159 for choosing register to advance.
13161 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13163 * tree-vectorizer.c, tree.def: Fix comment typos.
13165 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13167 * config/s390/s390.c (struct processor_costs): 4 new fields:
13168 ddbr, ddr, debr, der.
13169 (s390_rtx_costs): More precise handling of divide instructions.
13171 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13173 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13175 2005-01-10 Jan Beulich <jbeulich@novell.com>
13177 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13178 names resulting from -ffunction-sections/-fdata-sections and linkonce
13180 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13181 based on the section name. Rearrange the section name comparison logic
13182 slightly so that each section name is compared against at most once.
13184 2005-01-10 Ben Elliston <bje@au.ibm.com>
13186 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13187 targets for which -fPIC reduces limitations on the GOT size.
13189 2005-01-09 Falk Hueffner <falk@debian.org>
13191 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13194 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13197 * collect2.c (main): Set aixrtl_flag for -brtl option.
13198 (resolve_lib_name): Search for .so file extension before .a
13199 if aixrtl_flag set.
13201 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13203 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13204 (vect_analyze_data_refs_alignment): Add dump prints.
13206 2005-01-09 Ira Rosen <irar@il.ibm.com>
13208 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13209 expr_invariant_in_loop_p.
13210 Initialize outputs first thing in the function.
13211 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13212 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13213 (vect_analyze_pointer_ref_access): Check that the initial condition of
13214 the access function is loop invariant.
13216 2005-01-09 Richard Henderson <rth@redhat.com>
13218 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13219 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13220 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13221 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13222 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13223 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13224 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13225 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13226 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13227 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13228 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13229 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13230 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13231 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13232 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13233 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13234 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13235 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13236 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13237 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13238 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13239 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13240 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13242 (mmx_clrdi, pavgusb): Remove.
13243 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13244 with leading sse_ prefix.
13245 * config/i386/sse.md: Receive them.
13246 * config/i386/mmx.md: New file.
13247 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13248 (subrv2sf3): Turn into expander for normal subtraction.
13249 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13250 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13251 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13252 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13253 commutative; use ix86_binary_operator_ok.
13254 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13255 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13256 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13257 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13258 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13259 Macroize from existing patterns; use ix86_binary_operator_ok.
13260 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13261 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13262 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13263 with vec_select+vec_concat.
13264 (mmx_pshufw, mmx_pshufw_1): Likewise.
13265 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13266 (mmx_uavgv4hi3): Model correctly.
13267 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13268 _mm_xor_si64): Remove casts.
13270 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13272 PR tree-optimization/19224
13273 * tree-scalar-evolution.c (get_instantiated_value,
13274 set_instantiated_value): New functions.
13275 (instantiate_parameters_1): Cache the results.
13276 (instantiate_parameters, resolve_mixers): Initialize and free
13279 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13281 * config/i386/i386.md (addhi_4): Correct reference in comment.
13284 2005-01-08 Richard Henderson <rth@redhat.com>
13286 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13287 (_mm_cvtsi128_si64x): Likewise.
13288 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13289 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13290 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13291 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13292 * config/i386/i386-protos.h: Update.
13293 * config/i386/i386.c (print_operand): Add 'H'.
13294 (ix86_fixup_binary_operands): Split out from ...
13295 (ix86_expand_binary_operator): ... here.
13296 (ix86_fixup_binary_operands_no_copy): New.
13297 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13298 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13299 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13300 (safe_vector_operand): Use CONST0_RTX.
13301 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13302 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13303 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13304 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13306 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13307 (IX86_BUILTIN_CMPNGESS): New.
13308 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13309 (attr type): Add sselog1.
13310 (attr unit, attr memory): Handle it.
13311 (movti, movti_internal, movti_rex64): Move near other integer moves.
13312 (movtf, movtf_internal): Move near other fp moves.
13313 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13314 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13315 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13316 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13317 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13318 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13319 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13320 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13321 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13322 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13323 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13324 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13325 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13326 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13327 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13328 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13329 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13330 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13331 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13332 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13333 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13334 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13335 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13336 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13337 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13338 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13339 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13340 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13341 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13342 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13343 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13344 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13345 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13346 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13347 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13348 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13349 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13350 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13351 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13352 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13353 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13354 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13355 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13356 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13358 (SSEPUSH, push<SSEPUSH>): Remove.
13359 (MMXPUSH, push<MMXPUSH>): Remove.
13360 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13361 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13362 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13363 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13364 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13365 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13366 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13367 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13368 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13369 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13370 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13371 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13372 (ppro_sse_log_V4SF): Handle sselog1.
13373 * config/i386/predicates.md (const_0_to_1_operand): New.
13374 (const_0_to_255_mul_8_operand): New.
13375 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13376 (const_2_to_3_operand, const_4_to_7_operand): New.
13377 * config/i386/sse.md: New file.
13378 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13379 (sse_movups): Rename from sse_movups_1.
13380 (sse_loadlss): Rename from sse_loadss_1.
13381 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13383 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13384 (absv4sf2, negv2df, absv2df): New.
13385 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13386 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13387 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13388 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13389 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13390 (sse3_addsubv4sf3): Model correctly.
13391 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13392 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13393 (sse_movhlps): Model with vec_select+vec_concat.
13394 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13395 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13396 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13397 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13398 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13399 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13400 sse2_pshufhw_1): Likewise.
13401 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13402 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13403 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13404 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13405 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13406 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13407 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13408 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13409 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13410 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13411 sminv8hi3): Mark commutative
13412 operands. Use ix86_binary_operator_ok.
13413 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13414 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13415 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13416 sse2_punpcklqdq): Allow operand2 in memory.
13417 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13418 sse2_movsd): Add memory alternatives.
13419 (sse_storelps): Turn expander into an insn; split after reload.
13420 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13421 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13423 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13425 * configure.ac (DWARF-2 debug_line): Use objdump.
13426 * configure: Regenerate.
13428 2005-01-08 Jeff Law <law@redhat.com>
13429 Diego Novillo <dnovillo@redhat.com>
13431 PR tree-optimization/18241
13432 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13433 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13434 statements with volatile operands.
13435 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13436 operands after marking a statement with has_volatile_ops.
13438 2005-01-08 Roger Sayle <roger@eyesopen.com>
13440 * tree.c (int_fits_type_p): Always honor integer constant
13441 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13443 2005-01-08 Roger Sayle <roger@eyesopen.com>
13445 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13446 the latent bug in rtl_delete_block has been resolved.
13448 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13450 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13451 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13453 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13455 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13456 library as @multilib_dir@/$(SHLIB_SONAME).
13458 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13460 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13461 * configure: Regenerate.
13463 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13465 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13468 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13471 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13472 Convert non-word aligned offset address using ld/std into
13475 2005-01-07 Richard Henderson <rth@redhat.com>
13477 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13479 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13481 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13483 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13485 PR tree-optimization/19283
13486 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13487 is not shorter than the original type.
13489 PR rtl-optimization/19012
13490 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13492 PR rtl-optimization/18861
13493 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13494 (FULL_STATE): Define.
13495 (mark_tablejump_edge): New function.
13496 (purge_dead_tablejump_edges): New function.
13497 (find_bb_boundaries): Use it.
13499 PR tree-optimization/18828
13500 * builtins.c (expand_builtin_next_arg): Remove argument and all
13501 the argument checking.
13502 (expand_builtin): Adjust caller.
13503 (expand_builtin_va_start): Likewise. Remove error for too many
13505 (fold_builtin_next_arg): Issue error for too many arguments.
13506 After checking arguments, replace them with magic arguments that
13507 prevent further checking of the args.
13509 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13511 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13513 2005-01-06 Roger Sayle <roger@eyesopen.com>
13516 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13517 and %{.S:...} (and their negative variants) to test whether the
13518 input file is assembler or pre-processed-assembler independent of
13519 the actual filename extension.
13521 2005-01-06 Roger Sayle <roger@eyesopen.com>
13523 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13524 of sign or zero extended values.
13526 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13528 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13529 for IBM long double format correctly.
13531 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13533 Fix PR tree-optimization/18792
13535 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13536 to first_loop_depth, and use loop depth instead of loop number.
13537 (build_classic_dir_vector): Ditto.
13538 (compute_data_dependences_for_loop): Use depth, not loop number.
13539 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13540 number. Pass in loops, instead of loop numbers.
13541 (gather_interchange_stats): Ditto.
13542 (linear_transform_loops): Ditto.
13544 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13547 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13548 biv_fits_mode_p, extension_within_bounds_p): New functions.
13549 (check_ext_dependent_givs): Use them.
13551 2005-01-06 Roger Sayle <roger@eyesopen.com>
13553 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13554 more than one barrier, in which case we should delete them all.
13556 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13558 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13560 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13562 Fix PR middle-end/19286
13564 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13565 output this subprogram, simply ignore this attempt to do it again.
13566 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13567 origin attribute if it's not possible.
13568 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13569 (decls_for_scope): Ditto.
13570 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13571 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13573 2005-01-05 Richard Henderson <rth@redhat.com>
13576 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13577 (bdesc_2arg): Use it.
13578 (ix86_expand_binop_builtin): Force operands into registers
13580 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13581 ix86_expand_sse_compare, ix86_expand_sse_comi,
13582 ix86_expand_builtin): Likewise.
13584 2005-01-05 Richard Henderson <rth@redhat.com>
13586 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13588 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13589 (mulv4hi3): Set itanium_class mmmul.
13590 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13591 (fpack): Rename from fpack_sfsf.
13593 2005-01-05 Richard Henderson <rth@redhat.com>
13596 * reload1.c (do_input_reload): Restrict the optimization deleteing
13597 a previous output reload to RELOAD_FOR_INPUT.
13599 2005-01-05 Steven Bosscher <stevenb@suse.de>
13601 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13602 comment that we fall through after case.
13603 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13604 (distribute_links): Likewise.
13605 * cse.c (cse_insn): Likewise.
13606 * cselib.c (cselib_invalidate_mem): Likewise.
13607 * df.c: Update comments at the top of the file.
13608 (read_modify_subreg_p): Update comments here too.
13609 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13610 * flow.c (mark_set_1): Likewise.
13611 (mark_used_regs): Likewise.
13612 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13613 (canon_list_insert): Likewise.
13614 (mark_set): Likewise.
13615 (try_replace_reg): Likewise.
13616 (store_killed_in_insn): Likewise.
13617 * loop.c (count_one_set): Likewise.
13618 (basic_induction_var): Likewise.
13619 * postreload-gcse.c (find_mem_conflicts): Likewise.
13620 * postreload.c (reload_combine_note_store): Likewise.
13621 (move2add_note_store): Likewise.
13622 * reload.c (find_equiv_reg): Likewise.
13623 (mark_referenced_resources): Likewise.
13624 * rtlanal.c (set_noop_p): Likewise.
13625 (note_stores): Likewise.
13626 (note_uses): Likewise.
13627 * sched-deps.c (sched_analyze_1): Likewise.
13628 * sched-rgn.c (check_live_1): Likewise.
13629 (update_live_1): Likewise.
13630 * config/i860/i860.c: Likewise.
13632 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13634 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13636 * doc/rtl.texi: Update documentation for bit-fields and SET.
13638 2005-01-05 Roger Sayle <roger@eyesopen.com>
13640 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13642 2005-01-05 Jan Hubicka <jh@suse.cz>
13643 Richard Henderson <rth@redhat.com>
13646 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13649 2005-01-05 Richard Henderson <rth@redhat.com>
13652 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13653 (sse_shufps): Change operand 3 to const_int_operand.
13654 (sse2_storelps): Fix typo in template.
13655 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13656 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13657 (ix86_expand_builtin): Likewise.
13659 2005-01-05 Julian Brown <julian@codesourcery.com>
13661 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13662 as aggregates for AAPCS ABIs.
13664 2005-01-05 Stan Shebs <shebs@apple.com>
13666 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13667 Mach-O getters if ppc64.
13668 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13670 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13671 signed four-byte field for global code case.
13672 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13674 2005-01-05 Roger Sayle <roger@eyesopen.com>
13676 PR middle-end/19100
13677 * c-common.c: Include real.h.
13678 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13679 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13680 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13681 * Makefile.in (c-common.o): Update dependencies.
13683 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13685 * c-parse.in (asm_string): Add trailing semicolon.
13687 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13689 * c-parse.in (asm_string): New. Don't allow wide strings in
13691 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13692 asm_string instead of STRING.
13694 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13696 * c-typeck.c (constructor_no_implicit): Remove.
13697 (set_designator, process_init_element): Don't check
13698 constructor_no_implicit.
13700 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13701 Kaz Kojima <kkojima@gcc.gnu.org>
13704 * lcm.c (create_pre_exit): New.
13705 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13706 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13708 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13710 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13711 -msoft-float in target_float_switch.
13712 * arm.c (arm_override_options): Fix processing of target_float_switch.
13714 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13716 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13719 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13721 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13722 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13724 2005-01-04 Roger Sayle <roger@eyesopen.com>
13726 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13727 if deleting the then-block allows the test-block to fallthru to the
13730 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13733 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13734 after the full declaration if the are in two different TUs.
13736 2005-01-04 Richard Henderson <rth@redhat.com>
13739 * tree-sra.c (generate_one_element_init): Just
13740 call gimplify_and_add.
13741 (generate_element_init): Record the
13742 new referenced variables and mark them for renaming
13743 and split out to ...
13744 (generate_element_init_1): This.
13745 (scalarize_init): Don't call push_gimplify_context/
13746 pop_gimplify_context.
13748 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13750 * toplev.c (get_src_pwd): Handle failure of getpwd().
13752 2005-01-04 Roger Sayle <roger@eyesopen.com>
13754 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13756 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13757 all the cases handled by it are inverted by invert_truthvalue.
13759 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13761 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13762 (save_register_windowsi): Likewise.
13764 2005-01-04 Richard Henderson <rth@redhat.com>
13766 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13768 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13770 PR middle-end/17767
13771 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13772 any simplifications of vector mode comparison operators.
13773 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13775 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13776 Devang Patel <dpatel@apple.com>
13778 PR tree-optimization/18308
13779 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13780 the operands before creating a new expression.
13781 * dojump.c (do_jump): Make drop_through_label available
13782 for all cases. Add expansion of COND_EXPR.
13784 2005-01-04 Ira Rosen <irar@il.ibm.com>
13786 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13787 INTEGER_CST instead of TREE_CONSTANT.
13788 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13789 instead of TREE_CONSTANT.
13790 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13791 instead of TREE_CONSTANT.
13793 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13795 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13797 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13800 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13801 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13803 2005-01-03 Richard Henderson <rth@redhat.com>
13805 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13806 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13807 fold_convert_const_real_from_real): Split out from ...
13808 (fold_convert_const): ... here.
13810 2005-01-03 Richard Henderson <rth@redhat.com>
13813 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13814 (mov<MMXMODEI>_internal): Likewise.
13815 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13816 Add V2SF case; use it for SSE1; don't use TI.
13817 (movdf_integer): Likewise.
13818 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13820 2005-01-03 Ira Rosen <irar@il.ibm.com>
13822 * tree-vectorizer.c (vect_strip_conversions): New function.
13823 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13824 check for binary class.
13826 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13830 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13832 * gimple-low.c (mark_blocks_with_used_vars): New function.
13833 (mark_blocks_with_used_subblocks): Ditto.
13834 (mark_used_blocks): Ditto.
13835 (pass_mark_used_blocks): New pass.
13836 * tree-inline.c: Include debug.h.
13837 (expand_call_inline): Call outlining_inline_function here.
13838 * tree-optimize.c (init_tree_optimization_passes): Add
13839 pass_mark_used_blocks.
13840 * tree-pass.h (pass_mark_used_blocks): New.
13841 * Makefile.in (tree-inline.o): Add debug.h dependency.
13843 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13845 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13846 VAR_DECLs to have weak_import attribute.
13848 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13851 2004-01-03 Steven Bosscher <stevenb@suse.de>
13853 * passes.c (rest_of_compilation): Don't run regmove if only
13854 flag_expensive_optimizations, require flag_regmove instead.
13856 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13858 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13860 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13861 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13862 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13863 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13865 2005-01-03 Richard Henderson <rth@redhat.com>
13867 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13868 (ia64_const_ok_for_letter_p): New.
13869 (ia64_const_double_ok_for_letter_p): New.
13870 (ia64_extra_constraint): New.
13871 (ia64_expand_vecint_compare): New.
13872 (ia64_expand_vcondu_v2si): New.
13873 (ia64_expand_vecint_cmov): New.
13874 (ia64_expand_vecint_minmax): New.
13875 (ia64_print_operand): Add 'v'.
13876 (ia64_preferred_reload_class): New.
13877 (ia64_vector_mode_supported_p): New.
13878 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13879 (PREFERRED_RELOAD_CLASS): Move to function.
13880 (CONST_OK_FOR_LETTER_P): Move to function.
13881 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13882 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13883 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13884 (EXTRA_CONSTRAINT): Move to function.
13885 * config/ia64/ia64.md: Include vect.md.
13886 (itanium_class): Add mmalua.
13888 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13890 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13891 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13893 (const_int_2bit_operand): New.
13894 (fr_reg_or_0_operand): New.
13895 * config/ia64/ia64-modes.def: Add vector modes.
13896 * config/ia64/ia64-protos.h: Update.
13897 * config/ia64/vect.md: New file.
13899 2005-01-03 Richard Henderson <rth@redhat.com>
13901 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13903 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13906 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13908 (log1pdf2): Change mode of operands[0,1] to DFmode.
13910 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13912 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13913 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13914 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13915 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13916 SPARC_RELAXED_ORDERING.
13918 2005-01-03 Richard Henderson <rth@redhat.com>
13919 Uros Bizjak <uros@kss-loka.si>
13922 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13923 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13924 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13926 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13927 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13928 const_pow2_1_to_128_operand): New predicates.
13930 2005-01-02 Greg McGary <greg@mcgary.org>
13932 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13934 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13935 object. [ptr_type]: Remove unused variable.
13936 Remember nearest addressable array-element or record-component
13937 when checking bitfield components. Tolerate empty BIND_EXPR.
13939 2005-01-01 Richard Henderson <rth@redhat.com>
13941 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13942 that don't narrow the value. Fail for other conversions.
13944 2005-01-01 Richard Henderson <rth@redhat.com>
13947 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13948 * c-lang.c (finish_file): Don't do it here.
13949 * objc/objc-act.c (objc_finish_file): Likewise.
13951 * cgraph.c (decl_assembler_name_equal): New.
13952 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13953 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13954 * cgraph.h (struct cgraph_varpool_node): Add next.
13955 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13956 * varasm.c (assemble_alias): Mark the target as needed.
13958 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13960 PR middle-end/19221
13961 * function.c (get_arg_pointer_save_area): Use entry_of_function
13962 instead of get_insns.
13964 2005-01-01 Roger Sayle <roger@eyesopen.com>
13965 Andrew Pinski <pinskia@physics.uc.edu>
13966 James E. Wilson <wilson@specifixinc.com>
13968 PR rtl-optimization/12092
13969 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13972 2005-01-01 Roger Sayle <roger@eyesopen.com>
13973 Olivier Hainque <hainque@act-europe.fr>
13975 * tree.c (int_fits_type_p): A narrower type always fits in a
13976 wider one, except for negative values into unsigned types.
13978 2005-01-01 Roger Sayle <roger@eyesopen.com>
13980 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13981 with the original constant rather than require TREE_OVERFLOW.
13983 2005-01-01 Steven Bosscher <stevenb@suse.de>
13985 PR middle-end/17544
13986 * c-decl.c (finish_function): If compiling C99, annotate the
13987 compiler generated return with the current file name and line 0.
13988 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13989 the source line is greater than 0.
13990 (remove_bb): Likewise.