1 2005-04-25 Ian Lance Taylor <ian@airs.com>
3 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4 * c-common.h (EXPR_STMT_EXPR): Don't define.
5 (c_common_stmt_codes): Don't define.
6 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7 * c-gimplify.c (gimplify_expr_stmt): Remove.
8 (c_gimplify_expr): Remove EXPR_STMT case.
9 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
10 to INIT_STATEMENT_CODES.
11 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
13 2005-04-25 Jan Hubicka <jh@suse.cz>
15 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
17 * except.c: Include diagnostic.h
18 (dump_eh_tree, verify_eh_tree): New functions.
19 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
20 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
21 (dump_function_to_file): dump eh tree.
22 * tree-eh.c (mark_eh_edge): New function.
23 (mark_eh_edge_found_error): New static variable.
24 (verify_eh_edges): New function.
26 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
28 * tree-ssa-alias.c (fieldoff_t): Remove.
29 (fieldoff_s): typedef the structure itself. Create a vector of
31 (push_fields_onto_fieldstack): Return count of fields pushed.
32 Remove peeling of first field. Adjust.
33 (fieldoff_compare): Adjust.
34 (create_overlap_variables_for): Adjust.
36 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
38 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
40 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
43 * doc/install.texi: Document correct assembler and linker to use
44 on i?86-*-solaris2.10.
46 2005-04-25 Steven Bosscher <stevenb@suse.de>
48 Fix PR tree-optimization/21173
50 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
51 Unshare expression we pass to force_gimple_operand.
53 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
54 Stephen Clarke <stevec@superh.com>
55 Roger Sayle <roger@eyesopen.com>
57 PR rtl-optimization/20413
58 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
59 VOIDmode for LABEL_REF.
60 * final.c (shorten_branches): Likewise.
61 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
62 * loop.c (reg_dead_after_loop): Likewise.
63 * varasm.c (decode_addr_const): Likewise.
64 * doc/rtl.texi: Document mode requirement for LABEL_REF.
66 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
68 * config.gcc (avr-*-*): Remove redundant "case".
70 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
72 * tree-vect-analyze.c (vect_mark_relevant): Take
73 VEC(tree,heap) instead of varray_type as an argument.
74 (vect_mark_stmts_to_be_vectorized): Change the type of
75 worklist to VEC(tree,heap). Adjust uses of worklist.
77 2005-04-24 Devang Patel <dpatel@apple.com>
79 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
81 2005-04-24 Ian Lance Taylor <ian@airs.com>
83 * c-semantics.c (build_stmt): Remove test of specific tree codes
84 for TREE_SIDE_EFFECTS handling.
86 2005-04-24 Per Bothner <per@bothner.com>
88 * c-opts.c (finish_options): Make the line-number of the <built-in>
89 location 0, as assumed elsewhere, rather than 1.
91 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
93 * tree-ssa-uncprop.c (equiv_stack): Change the type o
95 (tree_ssa_uncprop, uncprop_finalize_block,
96 uncprop_initialize_block): Update uses of equiv_stack.
98 2005-04-24 Richard Henderson <rth@redhat.com>
101 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
102 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
104 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
105 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
106 <DIV, MOD>: Likewise.
108 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
110 * collect2.c (main): Unlock the stdio streams.
111 * gcc.c (main): Likewise.
112 * gcov-dump.c (main): Likewise.
113 * gcov.c (main): Likewise.
114 * gen-protos.c (main): Likewise.
115 * gensupport.c (init_md_reader_args_cb): Likewise.
116 * protoize.c (main): Likewise.
117 * toplev.c (general_init): Likewise.
119 2005-04-24 Jakub Jelinek <jakub@redhat.com>
122 * cgraph.h (cgraph_local_info): Add vtable_method field.
123 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
124 and node is vtable_method, finalized and not reachable, don't do
127 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
129 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
131 * tree-ssa-pre.c (create_value_expr_from): Use
132 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
133 * tree-ssa-propagate.c (stmt_makes_single_load,
134 stmt_makes_single_store): Use REFERENCE_CLASS_P.
135 * tree-vect-transform.c (vect_is_simple_cond): Use
137 * tree-vrp.c (extract_range_from_assert,
138 build_assert_expr_for, fp_predicate, has_assert_expr): Use
141 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
142 of tpa_to_clear to VEC(int,heap). Update uses of
143 tpa_to_clear. Free tpa_to_clear at the end.
145 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
147 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
150 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
152 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
153 and gcc_unreachable as appropriate.
154 (num_insns_constant, output_vec_const_move,
155 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
156 rs6000_emit_set_const, rs6000_emit_move,
157 spe_build_register_parallel, function_arg,
158 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
159 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
160 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
161 rs6000_common_init_builtins, expand_block_clear,
162 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
163 extract_ME, rs6000_get_some_local_dynamic_name,
164 rs6000_output_function_entry, print_operand,
165 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
166 output_cbranch, output_e500_flip_gt_bit,
167 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
168 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
169 compute_save_world_info, rs6000_stack_info,
170 rs6000_emit_load_toc_table, rs6000_frame_related,
171 spe_synthesize_frame_save, rs6000_emit_epilogue,
172 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
173 output_function_profiler, rs6000_trampoline_size,
174 rs6000_initialize_trampoline, find_addr_reg,
175 rs6000_machopic_legitimize_pic_address,
176 rs6000_initial_elimination_offset,
177 rs6000_dbx_register_number): Likewise.
178 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
179 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
180 *movti_power, *movti_string, call, call_value, sibcall,
181 sibcall_value): Likewise.
182 * config/rs6000/spe.md (*movdf_e500_double,
183 *movv2si_internal): Likewise.
184 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
187 2005-04-24 Richard Henderson <rth@redhat.com>
190 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
191 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
192 Deny modes smaller than 4 bytes.
193 * config/i386/i386-protos.h: Update.
195 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
197 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
198 Switch h8300-*-rtems* to ELF.
200 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
202 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
204 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
206 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
208 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
211 * fold-const.c: Fold &a[i]-&a[j] to i-j.
213 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
215 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
216 definitions of ssa names in condition. Split recusive part to ...
217 (tree_simplify_using_condition_1): New function.
218 (expand_simple_operations): New function.
220 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
222 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
223 (find_interesting_uses_cond): Do not use integer_zerop and
224 integer_nonzerop to check for integer constants.
225 (set_use_iv_cost): Record the value field.
226 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
227 determine_use_iv_cost_outer): Set the value field of the cost pair.
228 (may_eliminate_iv): Do not return the comparison code.
229 (iv_elimination_compare): New function.
230 (determine_use_iv_cost_condition): Set the value field. Record
231 noneliminable invariants correctly.
232 (rewrite_use_compare, rewrite_use_outer): Use the value field.
234 2005-04-23 DJ Delorie <dj@redhat.com>
236 * diagnostic.c (warning): Accept parameter to classify warning option.
237 (warning0): New, for when a pointer to an error() like function is needed.
238 * errors.c (warning): Likewise.
239 * errors.h (warning, warning0): Adjust prototypes.
240 * toplev.h (warning, warning0): Likewise.
242 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
243 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
244 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
245 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
246 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
247 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
248 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
249 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
251 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
252 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
253 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
254 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
255 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
256 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
257 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
258 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
259 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
260 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
261 config/rs6000/aix52.h, config/rs6000/darwin.h,
262 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
263 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
264 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
265 config/stormy16/stormy16.c, config/v850/v850-c.c,
266 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
269 2005-04-23 Richard Henderson <rth@redhat.com>
272 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
273 performing some integral scalar simplifications.
275 2005-04-23 Richard Henderson <rth@redhat.com>
278 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
279 simplifying CONST_VECTOR.
281 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
283 * tree-ssa-live.c (live_worklist): Take a stack allocated on
284 heap as an argument. Update uses of stack.
285 (calculate_live_on_entry): Allocate stack on heap.
287 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
288 partition_link and tpa_nodes on heap.
290 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
291 (mark_stmt_necessary, propagate_necessity,
292 mark_really_necessary_kill_operand_phis): Update uses of
294 (tree_dce_init): Allocate worklist using VEC_alloc.
295 (tree_dce_done): Free worklist using VEC_free.
297 2005-04-23 Mike Stump <mrs@apple.com>
299 * config/darwin.c (machopic_indirection_name): Don't use
301 (darwin_emit_unwind_label): Use user_label_prefix instead of
304 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
306 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
308 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
310 * config.gcc <cris-*>: Specify .opt files.
311 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
312 config/cris/linux.opt: New files.
313 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
314 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
315 (TARGET_ELF): Override to 0.
316 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
317 -melinux-stacksize=N.
318 * config/cris/cris.c: (cris_handle_option): New function.
319 (TARGET_DEFAULT_TARGET_FLAGS): Override.
320 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
321 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
322 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
323 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
324 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
325 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
326 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
327 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
328 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
329 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
330 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
331 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
332 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
333 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
334 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
335 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
336 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
337 (TARGET_LINUX): Define 0.
338 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
339 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
340 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
341 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
342 (TARGET_LINUX): Override to 1.
343 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
345 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
347 * haifa-sched.c (schedule_block): Fix thinko in previous
348 assertification patch.
350 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
352 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
353 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
354 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
355 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
356 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
357 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
358 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
360 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
361 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
362 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
363 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
364 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
365 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
366 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
367 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
368 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
369 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
370 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
371 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
372 (SUBTARGET_OPTIONS): Delete.
373 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
374 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
376 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
377 (pa_cpu_string, pa_unix_string): Delete.
378 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
379 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
381 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
382 (pa_handle_option): New function.
383 (override_options): Remove handling of -march=, -mfixed-range=,
384 -mschedule= and -munix=.
385 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
386 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
387 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
388 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
389 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
390 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
391 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
393 * config/pa/pa.opt: New file.
394 * config/pa/pa-hpux.opt: New file.
395 * config/pa/pa-hpux1010.opt: New file.
396 * config/pa/pa-hpux1111.opt: New file.
397 * config/pa/pa64-hpux.opt: New file.
399 2005-04-22 David S. Miller <davem@davemloft.net>
401 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
402 integer when it's mode is VOIDmode not DImode.
404 2005-04-22 Geoffrey Keating <geoffk@apple.com>
406 * config/rs6000/rs6000.md (sync_add<mode>_internal,
407 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
408 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
409 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
410 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
411 "bne- $-xxx" rather than local labels.
412 (sync_lock_release<mode>): Add second operand.
413 (lwsync): Use .long rather than a more meaningful opcode.
414 * doc/md.texi (Standard Names): Add description of second
415 parameter to sync_lock_test_and_set.
417 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
419 PR tree-optimization/21088
420 * fold-const.c (fold_unary, fold_binary, fold_ternary):
422 * tree-vrp.c (compare_values): Use fold_binary to compare
423 pointers. Use boolean_type_node as the type of a comparison
424 expression being folded.
425 * tree.h: Add prototypes for fold_unary, fold_binary,
428 * tree-ssa-dom.c: Fix formatting.
430 2005-04-22 Diego Novillo <dnovillo@redhat.com>
432 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
433 * lambda-code.c (perfect_nestify): Mark virtual operands in
434 the moved statement for renaming.
435 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
436 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
437 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
438 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
439 * tree-flow.h (struct var_ann_d): Update comments.
440 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
441 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
442 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
443 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
444 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
445 debug_names_replaced_by): Remove declarations.
446 (delete_update_ssa, get_current_def, set_current_def): Declare.
447 (rewrite_into_loop_closed_ssa): Add new argument. Update
449 * tree-into-ssa.c: Include params.h.
450 (old_virtual_ssa_names): Remove. Update all users.
451 (need_to_replace_names_p): Remove. Update all users.
452 (struct update_ssa_stats_d): Declare.
453 (update_ssa_stats): New local.
454 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
455 dump_tree_ssa_stats, debug_tree_ssa_stats,
456 dump_update_ssa, debug_update_ssa,
457 dump_names_replaced_by, debug_names_replaced_by): Declare.
458 (get_current_def, set current_def): Make extern.
459 (is_old_name, is_new_name): Protect against references
460 past the end of the sets.
461 (add_new_name_mapping): Assert that OLD and NEW are
462 different SSA names for the same symbol.
463 When adding a virtual mapping, update stats for virtual
465 (insert_phi_nodes_for): If UPDATE_P is true, create the
466 LHS of the new PHI by duplicating SSA name VAR.
467 (insert_phi_nodes_1): Remove. Update all users.
468 (insert_phi_nodes): Remove second argument. Update all
470 (maybe_replace_use, maybe_replace_def): New.
471 (rewrite_update_stmt): Call them.
472 (mark_def_interesting): Remove calls to is_gimple_reg.
473 (prepare_phi_args_for_update): Remove. Update all users.
474 (prepare_block_for_update): Only process virtual operands
475 and GIMPLE registers in normal form.
476 (prepare_use_sites_for): New.
477 (prepare_names_to_update): Rename from prepare_def_sites.
478 Call prepare_use_sites_for.
479 (dump_update_ssa): Rename from dump_repl_tbl.
481 Show statistics for virtual mapping heuristic.
482 (debug_update_ssa): Rename from debug_debug_repl_tbl.
483 (init_update_ssa): Initialize UPDATE_SSA_STATS.
484 (delete_update_ssa): Make extern.
485 (mark_set_for_renaming): If the set is empty, do nothing.
486 (release_ssa_name_after_update_ssa): Update comment.
487 (insert_updated_phi_nodes_for): Do not remove existing
488 PHI nodes for symbols.
489 (switch_virtuals_to_full_rewrite_p): New.
490 (switch_virtuals_to_full_rewrite): New.
491 (update_ssa): Call them.
492 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
493 for every statement before updating.
494 If all the names in NEW_SSA_NAMES have been marked for
496 Only start at the top of the CFG if there are symbols in
498 (ssa_rewrite_finalize_block): Remove.
499 (ssa_register_new_def): Remove.
500 (ssa_rewrite_stmt): Remove.
501 (ssa_rewrite_phi_arguments): Remove.
502 (ssa_rewrite_initialize_block): Remove.
503 (ssa_mark_def_sites): Remove.
504 (ssa_mark_def_sites_initialize_block): Remove.
505 (ssa_mark_phi_uses): Remove.
506 (rewrite_ssa_into_ssa): Remove.
507 * tree-phinodes.c (find_phi_node_for): Remove.
508 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
510 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
511 Remove calls to verify_dominators and
512 verify_loop_structure.
513 (tree_unswitch_single_loop): Call update_ssa.
514 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
517 (delete_tree_ssa): Assert that need_ssa_update_p returns
519 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
520 * tree-vectorizer.c (allocate_new_names, rename_def_op,
521 free_new_names): Remove. Update all users.
522 (rename_use_op): Call get_current_def.
523 (rename_variables_in_bb): Do not handle any real or
525 (slpeel_update_phis_for_duplicate_loop): Call
526 get_current_def and set_current_def instead of using
528 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
529 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
530 ssa_names_to_replace and delete_update_ssa.
531 * doc/invoke.texi: Document --param min-virtual-mappings
532 and --param virtual-mappings-ratio.
534 2005-04-22 Diego Novillo <dnovillo@redhat.com>
536 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
537 for newly created PHI nodes.
538 Call create_new_def_for for every new V_MAY_DEF and
539 V_MUST_DEF on the copied statement.
540 (struct ssa_name_map_entry): Remove.
541 (ssa_name_map_entry_hash): Remove.
542 (ssa_name_map_entry_eq): Remove.
543 (allocate_ssa_names): Remove.
544 (rewrite_to_new_ssa_names_def): Remove.
545 (rewrite_to_new_ssa_names_use): Remove.
546 (rewrite_to_new_ssa_names_bb): Remove.
547 (rewrite_to_new_ssa_names): Remove.
548 (tree_duplicate_sese_region): Remove variables ver,
549 definitions, phi, ssa_name_map and bi.
550 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
552 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
553 update_ssa instead of rewrite_ssa_into_ssa.
554 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
556 (find_uses_to_rename_use): Add argument 'need_phis'.
557 (find_uses_to_rename_stmt): Do not scan virtual operands.
558 (find_uses_to_rename): Only scan PHI nodes for
560 (rewrite_into_loop_closed_ssa): Call update_ssa.
561 (check_loop_closed_ssa_use): Ignore virtual operands.
562 (check_loop_closed_ssa_stmt): Likewise.
563 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
565 (rename_variables, set_phi_def_stmts): Remove.
566 (tree_duplicate_loop_to_header_edge): Reformat comment.
567 Remove variables BB, I and DEFINITIONS.
568 Call need_ssa_update_p.
570 (lv_adjust_loop_header_phi): Reformat comment.
571 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
572 (marked_for_rewrite_p, any_marked_for_rewrite_p,
573 mark_for_rewrite, unmark_all_for_rewrite,
574 marked_ssa_names): Remove. Update all users.
575 (release_ssa_name): If VAR has been registered for SSA
576 updating, do nothing.
577 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
578 (build_assert_expr_for): Call register_new_name_mapping.
579 (insert_range_assertions): Update call to update_ssa.
580 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
581 marked_for_rewrite_p, any_marked_for_rewrite_p,
582 marked_ssa_names): Remove.
584 2005-04-22 Jeff Law <law@redhat.com>
586 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
587 (restore_currdefs_to_original_value): Likewise.
588 (register_definitions_for_stmt): Likewise.
589 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
590 for each variable. Do not allocate/free block_defs_stack either.
591 Do not iterate if we just thread jumps. Only iterate if the
592 tree_cleanup_cfg does useful work (temporary).
593 (dom_opt_initialize_block): No longer push a marker on
595 (dom_opt_finalize_block): Removal call to restore currdefs.
596 Relax restrictions for recording edge equivalences.
597 (record_equivalences_from_phis): No longer need to track
599 (optimize_stmt): Similarly.
600 (thread_across_edge): Simplify by removing the requirement that
601 statements in the block we are threading through must be nops.
602 (initialize_hash_element): Handle GOTO_EXPR.
604 2005-04-22 David S. Miller <davem@davemloft.net>
606 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
608 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
609 fix check on CONST_DOUBLE mode. It should be VOIDmode
610 when it is representing an integer.
612 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
614 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
615 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
616 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
617 find_char_info_specifier_index,
618 find_length_info_modifier_index): Likewise.
619 * c-typeck.c (composite_type, pop_init_level): Likewise.
620 * combine.c (cant_combine_insn_p, try_combine): Likewise.
621 * cse.c (cse_insn): Likewise
622 * dominance.c (calc_dfs_tree): Likewise
623 dwarf2out.c (loc_descriptor_from_tree_1,
624 add_abstract_origin_attribute, force_decl_die,
625 force_type_die): Likewise
626 emit-rtl.c (operand_subword_force): Likewise
627 explow.c (hard_function_value): Likewise
628 expmed.c (store_bit_field, expand_divmod,
629 emit_store_flag_force): Likewise
630 expr.c (emit_move_multi_word, store_expr,
631 expand_expr_real_1): Likewise
632 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
633 output_operand): Likewise
634 flow.c (recompute_reg_usage): Likewise
635 * function.c (assign_stack_temp_for_type, assign_temp,
636 handle_epilogue_set): Likewise
637 * genextract.c (main): Likewise
638 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
639 gimplify_modify_expr_rhs, gimplify_expr): Likewise
640 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
641 ready_remove, rm_line_notes, rm_other_notes,
642 schedule_block): Likewise
643 mips-tfile.c (copy_object, out_of_bounds): Likewise
645 2005-04-22 David Edelsohn <edelsohn@gnu.org>
648 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
649 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
650 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
651 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
653 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
655 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
657 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
658 (gcc_tree_to_linear_expression): Convert to heap allocated
660 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
661 lbv_to_gcc_expression, lle_to_gcc_expression,
662 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
663 perfect_nestify): Likewise.
664 lambda.h (gcc_loopnest_to_lambda_loopnest,
665 lambda_loopnest_to_gcc_loopnest): Likewise.
666 tree-loop-linear.c (linear_transform_loops): Likewise.
668 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
670 * config/sparc/predicates.md (arith_double_operand): Use
671 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
672 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
673 (DImode, DFmode constant splitters): Likewise. Remove code for
674 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
675 (logical constant splitters): Use const_int_operand predicate.
676 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
677 HOST_BITS_PER_WIDE_INT < 64.
679 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
681 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
682 gcc_unreachable as appropriate.
683 (force_mode, emit_move_sequence, singlemove_string,
684 output_move_double, output_fp_move_double, find_addr_reg,
685 output_block_move, output_block_clear, output_and,
686 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
687 pa_adjust_cost, pa_issue_rate, print_operand,
688 output_global_address, output_arg_descriptor, output_cbranch,
689 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
690 output_call): Likewise.
691 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
692 prefetch, prefetch_cc, prefetch_nocc): Likewise.
694 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
696 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
697 _gcov_pow2_profiler and _gcov_one_value_profiler.
698 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
699 (GTFILES): Add $(srcdir)/tree-profile.c.
700 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
701 __gcov_one_value_profiler): Declare.
702 * gimplify.c (force_gimple_operand): Check whether the statements
703 should be produced in ssa form.
704 (force_gimple_operand_bsi): New function.
705 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
706 __gcov_one_value_profiler): New functions.
707 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
708 the profiled value is a power of two or not.
709 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
710 * tree-flow.h (in_ssa_p): Declare.
711 (force_gimple_operand_bsi): Declare.
712 * tree-into-ssa.c (in_ssa_p): New variable.
713 (rewrite_into_ssa): Set in_ssa_p.
714 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
715 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
716 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
717 tree_one_value_profiler_fn): New variables.
718 (tree_init_edge_profiler): Initialize the profiler function decls.
719 (tree_gen_edge_profiler): Use global gcov_type_node.
720 (prepare_instrumented_value): New function.
721 (tree_gen_interval_profiler, tree_gen_interval_profiler,
722 tree_gen_one_value_profiler): Call the library functions instead of
723 creating instrumentation code.
724 * tree.c (build_fn_decl): New function.
725 * tree.h (build_fn_decl): Declare.
726 * value-prof.c (rtl_divmod_values_to_profile,
727 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
728 tree_mod_pow2_value_transform, tree_find_values_to_profile):
729 Do not handle may_be_other and precise values of exponents at pow2
731 (tree_mod_subtract_transform): Reflect that value field of
732 histogram has changed meaning.
733 (tree_divmod_values_to_profile): Record the values correctly.
734 (tree_values_to_profile): Update comment.
735 * value-prof.h (struct histogram_value_t): Remove pow2 data.
737 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
739 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
742 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
744 * config/i386/i386.md (length_immediate): Use gcc_assert or
745 gcc_unreachable, as appropriate.
746 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
747 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
748 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
749 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
750 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
751 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
752 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
753 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
754 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
755 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
756 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
757 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
758 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
759 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
760 *prefetch_sse_rex): Likewise.
761 * config/i386/predicates.md (x86_64_immediate_operand,
762 x86_64_zext_immediate_operand, symbolic_operand,
763 no_seg_address_operand, aligned_operand,
764 memory_displacement_operand): Likewise.
765 * config/i386/sse.md (*mov<mode>_internal,
766 *movv2df_internal): Likewise.
768 2005-04-22 Jan Hubicka <jh@suse.cz>
770 * Makefile.in (ipa.o, ipa-inline.o): New files.
771 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
772 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
773 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
774 * cgraphunit.c (cgraph_default_inline_p,
775 cgraph_decide_inlining_incrementally, ncalls_inlined,
776 nfunctions_inlined, initial_insns, overall_insns,
777 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
778 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
779 cgraph_mark_inline, cgraph_check_inline_limits,
780 cgraph_default_inline_p, cgraph_recursive_inlining_p,
781 update_callee_keys, lookup_recursive_calls,
782 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
783 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
784 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
785 pass_ipa_inline): Move to ipa-inline.c
786 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
788 * ipa-inline.c: New file.
790 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
792 * doc/invoke.texi (SPARC options): Document that -mapp-regs
793 is turned off by default on Solaris.
795 2005-04-21 Roger Sayle <roger@eyesopen.com>
797 * c-common.h (objc_build_method_signature): Update prototype.
798 * stub-objc.c (objc_build_method_signature): Update the stub
799 implementation to accept and ignore additional parameter.
800 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
801 the value of ellipsis to objc_build_method_signature instead
802 of setting TREE_OVERFLOW on the parms TREE_LIST node.
804 2005-04-21 Geoffrey Keating <geoffk@apple.com>
806 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
808 gen_rtx_* not gen_rtx_fmt_*.
809 (rs6000_emit_vector_select): Likewise.
810 (rs6000_emit_sync): New.
811 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
812 (larx, stcx, cmp): New mode substitutions.
813 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
814 UNSPEC_ISYNC): New constants.
816 (memory_barrier, isync, lwsync): New insns.
817 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
818 (sync_lock_release<mode>): New expander.
819 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
820 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
821 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
822 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
823 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
824 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
825 (sync_add<mode>_internal, sync_addshort_internal,
826 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
827 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
828 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
830 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
831 is the memory before, not after, the operation. Clarify
832 barrier requirements.
834 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
836 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
837 * lambda.h (lambda_vector_min_nz): Likewise.
838 * langhooks.h (struct lang_hooks_for_types,
839 struct lang_hooks): Likewise.
840 * output.h (assemble_integer, this_is_asm_operands): Likewise.
843 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
845 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
846 comments to avoid 'abort'. Use gcc_assert as necessary.
847 * opts.c (common_handle_option): Likewise.
848 * pretty-print.c (pp_base_format_text): Likewise.
849 * print-rtl.c (print_rtx): Likewise.
850 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
851 * regmove.c (try_auto_increment): Likewise.
852 * reload.c (find_valid_class, find_reloads_toplev,
853 find_equiv_reg): Likewise.
854 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
855 merge_assigned_reloads): Likewise.
856 * tree-inline.c (inline_forbidden_p_1,
857 estimate_num_insns_1): Likewise.
858 * tree-optimize.c (execute_todo): Likewise.
859 * tree-outof-ssa.c (eliminate_phi): Likewise.
860 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
861 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
862 * tree-ssa-operands.c (parse_ssa_operands,
863 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
864 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
865 * tree-ssanames.c (release_ssa_name): Likewise.
866 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
867 walk_tree): Likewise.
869 * tree-ssa-operands.c (verify_abort): Fold into ..
870 (verify_imm_links): ... here.
872 2005-04-21 Richard Henderson <rth@redhat.com>
874 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
875 on non-memory operand for previous inversion.
877 2005-04-21 Devang Patel <dpatel@apple.com>
879 PR optimization/20994
880 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
881 x = !(a == b) : p , q;.
882 (pass_if_conversion): Verify stmts and flow.
884 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
886 * optabs.c (gen_conditional_trap): Restore #define.
888 * alias.c (true_dependence): Remove 'abort' from comments. Use
889 gcc_assert and gcc_unreachable as appropriate.
890 (canon_true_dependence): Likewise.
891 * bb-reorder.c (connect_traces): Likewise.
892 * c-common.c (c_add_case_label): Likewise.
893 * c-decl.c (finish_function): Likewise.
894 * caller-save.c (insert_restore, insert_save): Likewise.
895 * cfg.c (update_bb_profile_for_threading): Likewise.
896 * cfganal.c (flow_active_insn_p): Likewise.
897 * cfgexpand.c (add_reg_br_prob_note): Likewise.
898 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
899 cfg_layout_merge_blocks): Likewise.
900 * ifcvt.c (cond_exec_process_insns, merge_if_block,
901 find_if_block): Likewise.
902 * integrate.c (allocate_initial_values): Likewise.
903 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
904 swap_condition, unsigned_condition, signed_condition,
905 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
906 reg_or_subregno): Likewise.
907 * lambda-code.c (lambda_compute_auxillary_space,
908 lambda_transform_legal_p): Likewise.
909 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
910 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
911 lhd_incomplete_type_error, lhd_expand_expr,
912 lhd_types_compatible_p, lhd_tree_size): Likewise.
913 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
914 * local-alloc.c (update_equiv_regs): Likewise.
915 * loop-unroll.c (peel_loop_completely
916 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
917 peel_loop_simple, unroll_loop_stupid,
918 analyze_iv_to_split_insn): Likewise.
919 * loop.c (gen_prefetch, find_and_verify_loops,
920 basic_induction_var): Likewise.
921 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
922 * value-prof.c (tree_find_values_to_profile): Likewise.
923 * varasm.c (named_section, default_assemble_integer,
924 decode_addr_const): Likewise.
926 2005-04-21 Alan Modra <amodra@bigpond.net.au>
927 Fariborz Jahanian <fjahanian@apple.com>
929 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
930 portion of argument passed in fpr.
931 * expr.c (emit_push_insn): Fix computation of 'offset' used to
932 decide on partial argument save on stack.
934 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
936 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
939 2005-04-21 Jan Hubicka <jh@suse.cz>
941 * cgraphunit.c: Include tree-pass.h
942 (cgraph_decide_recursive_inlining,
943 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
944 cgraph_decide_inlining): Dump goes to dump_file.
945 (cgraph_optimize): Call ipa passes instead of inliner.
946 (cgraph_gate_inlining, pass_ipa_inline): New.
947 * tree-optimize.c (all_ipa_passes): New static variable.
948 (register_one_dump_file): Dead with IPA passes.
949 (register_dump_files): Likewise.
950 (init_tree_optimization_passes): Initialize IPA passes.
951 (execute_todo): Do cgraph dump when asked to, do not dump function body
953 * tree-pass.h (TODO_dump_cgraph): New macro.
954 (ipa_passes): Declare.
955 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
957 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
959 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
960 gcc_assert instead of abort.
961 (classify_argument, examine_argument, construct_container,
962 contains_128bit_aligned_vector_p, ix86_check_movabs,
963 standard_80387_constant_opcode, standard_80387_constant_rtx,
964 ix86_initial_elimination_offset, ix86_compute_frame_layout,
965 pro_epilogue_adjust_stack, ix86_expand_epilogue,
966 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
967 legitimize_tls_address, output_pic_addr_const,
968 i386_output_dwarf_dtprel, put_condition_code, print_reg,
969 get_some_local_dynamic_name, print_operand, print_operand_address,
970 output_387_binary_op, emit_i387_cw_initialization,
971 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
972 ix86_expand_clear, ix86_expand_binary_operator,
973 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
974 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
975 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
976 ix86_expand_branch, ix86_expand_setcc,
977 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
978 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
979 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
980 memory_address_length, ix86_attr_length_immediate_default,
981 ix86_attr_length_address_default, ix86_agi_dependant,
982 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
983 ix86_expand_binop_builtin, ix86_force_to_memory,
984 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
985 x86_emit_floatuns): Likewise.
986 * config/i386/netware.c (gen_regparm_prefix,
987 i386_nlm_strip_name_encoding): Likewise.
988 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
990 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
992 * optabs.c (gen_condiational_trap): Remove #define.
993 (add_equal_note): Assertify. Remove explicit indirection from
994 call via function pointer.
995 (expand_ternary_op, expand_simple_binop, expand_binop,
996 expand_twoval_unop, expand_twoval_binop,
997 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
998 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
999 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1000 prepare_float_lib_cmp, emit_conditional_move,
1001 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1002 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1003 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1004 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1006 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1008 * vec.h: Update API to separate allocation mechanism from type.
1009 (VEC_safe_grow): New.
1010 * vec.c (calculate_allocation): New.
1011 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1012 (vec_gc_free, vec_heap_free): Remove.
1013 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1015 (mangle_macro_name): New.
1016 (struct macro_def): New.
1017 (struct macro): Add multiple argument values.
1018 (macro_expans_end): New.
1019 (push_macro_expansion): Chain on new macro. Process multiple
1020 args, create follow on expansion. Return follow on argument.
1021 (macro_input): Deal with multiple arguments.
1023 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1024 (struct tree_binfo): Adjust.
1025 * basic-block.h: Define VEC(edge,gc).
1026 (struct edge_def): Adjust.
1027 (struct basic_block_def, struct edge_iterator): Likewise.
1028 (ei_container, ei_start_1, ei_last_1): Likewise.
1029 * cfg.c (connect_src, connect_dest): Likewise.
1030 * cfgrtl.c (force_nonfallthru_and_redirect)
1031 * dbxout.c (dbxout_type)
1032 * dwarf2out.c (gen_member_die)
1033 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1034 (gcc_tree_to_linear_expression): Adjust.
1035 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1036 lbv_to_gcc_expression, lle_to_gcc_expression,
1037 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1038 perfect_nestify): Likewise.
1039 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1040 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1041 * profile.c (instrument_values): Adjust.
1042 * tree-cfg.c (modified_noreturn_calls): Adjust.
1043 (remove_fallthru_edge): Likewise.
1044 * tree-dump.c (dequeue_and_dump): Adjust.
1045 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1046 * tree-flow.h (modified_noreturn_calls): Adjust.
1047 (tree_on_heap): Remove. (yay!)
1048 (register_new_def): Adjust.
1049 * tree-into-ssa.c: Define VEC(int,heap).
1050 (block_defs_stack): Adjust.
1051 (find_idf, insert_phi_nodes, register_new_def,
1052 rewrite_initialize_block, rewrite_finalize_block,
1053 register_new_update_single, rewrite_update_init_block,
1054 rewrite_update_fini_block, rewrite_blocks,
1055 ssa_rewrite_finalize_block, ssa_register_new_def,
1056 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1057 * tree-loop-linear.c (linear_transform_loops): Adjust.
1058 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1059 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1060 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1061 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
1062 vrp_variables_stack): Adjust declarations.
1063 (tree_ssa_dominator_optimize): Adjust.
1064 (dom_opt_initialize_block, remove_local_expressions_from_table,
1065 restore_nonzero_vars_to_original_value,
1066 restore_vars_to_original_value,
1067 restore_currdefs_to_original_value, dom_opt_finalize_block,
1068 record_var_is_nonzero, record_cond, record_const_or_copy_1,
1069 optimize_stmt, update_rhs_and_lookup_avail_expr,
1070 lookup_avail_expr, record_range): Likewise.
1071 * tree-ssa-pre.c: Define VEC(basic_block,heap).
1072 (compute_antic_aux): Adjust.
1073 (inserted_exprs, create_expression_by_pieces,
1074 insert_into_preds_of_block, eliminate, mark_operand_necessary,
1075 remove_dead_inserted_code, fini_pre): Likewise.
1076 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
1077 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
1078 ssa_prop_init): Likewise.
1079 * tree-ssa.c: Define VEC(bitmap,heap).
1080 (verify_name_tags): Adjust.
1081 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
1082 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
1083 tree_divmod_values_to_profile, tree_find_values_to_profile,
1084 value_profile_transformations): Likewise.
1085 * value-prof.h: Define VEC(histogram_value,heap).
1086 * varasm.c: Remove alias_pair pointer typedef, define
1088 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
1090 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
1091 not a pointer to it. Create an object vector.
1092 (extern_symbols): Turn into an object vector.
1093 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
1095 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
1098 * Makefile.in (tree-chrec.o): Depend on params.h.
1099 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
1101 * tree-chrec.c: Depend on params.h. Replace build with buildN,
1102 and fold build with fold_buildN.
1103 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
1104 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1105 (tree_contains_chrecs): Compute an estimation of the size of the
1107 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
1108 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
1109 * tree-scalar-evolution.c (simple_iv): Ditto.
1110 * doc/invoke.texi (scev-max-expr-size): Documented.
1112 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
1114 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
1115 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
1116 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
1117 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
1118 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
1119 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
1120 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
1121 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
1122 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
1123 (darwin_fix_and_continue_switch): Delete.
1124 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
1125 (SUBTARGET_SWITCHES): Delete.
1126 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1127 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1128 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1129 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1130 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1131 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1132 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1133 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1134 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1135 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1136 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1137 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1138 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1139 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1140 (TARGET_64BIT): Undef before redefining.
1141 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1142 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1143 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1144 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1145 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1146 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1147 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1148 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1149 (ix86_debug_arg_string, ix86_debug_addr_string)
1150 (ix86_align_loops_string, ix86_align_jumps_string)
1151 (ix86_align_funcs_string): Delete.
1152 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1153 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1154 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1155 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1156 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1157 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1158 (SUBTARGET_SWITCHES): Delete.
1159 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1160 (ix86_debug_addr_string): Delete.
1161 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1162 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1163 (ix86_align_loops_string, ix86_align_jumps_string)
1164 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1165 (ix86_align_funcs_string): Make static.
1166 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1167 (ix86_handle_option): New function.
1168 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1169 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1170 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1171 of darwin_fix_and_continue_switch.
1172 (darwin_one_byte_bool): Delete.
1173 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1174 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1175 to darwin_one_byte_bool.
1176 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1177 * config/i386/djgpp.opt, config/i386/i386.opt,
1178 * config/i386/sco5.opt: New files.
1180 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1182 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1183 fp_zero_operand, fp_register_operand, intreg_operand,
1184 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1185 call_operand, call_operand_address, tgd_symbolic_operand,
1186 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1187 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1188 sp64_medium_pic_operand, data_segment_operand,
1189 text_segment_operand, splittable_symbolic_memory_operand,
1190 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1191 eq_or_neq, normal_comp_operator, noov_compare_op,
1192 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1193 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1194 const64_operand, const64_high_operand, arith11_operand,
1195 arith10_operand, arith_double_operand, arith_double_4096_operand,
1196 arith_double_add_operand, arith11_double_operand,
1197 arith10_double_operand, small_int, small_int_or_double,
1198 uns_small_int, uns_arith_operand, clobbered_register,
1199 input_operand, compare_operand): Delete.
1200 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1201 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1202 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1203 (GEN_HIGHINT64, GEN_INT64): Delete.
1204 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1205 gen_safe_XOR64): Adjust for above deletion.
1206 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1207 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1208 (legitimate_constant_p): Use const_zero_operand instead.
1209 (sparc_extra_constraint_check): Likewise.
1210 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1211 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1212 (PREDICATE_CODES): Delete.
1213 * config/sparc/sparc.md: Include predicates.md.
1214 (All patterns): Adjust for new predicate names.
1215 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1216 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1217 (movdi): Use general_operand predicate.
1218 (movdi_sp64_dbl): Delete.
1219 (movdi_const64_special): Add 'N' constraint.
1220 (movdicc): Use arith10_operand predicate.
1221 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1222 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1223 (movdi_cc_reg_sp64_trunc): Delete.
1224 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1225 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1226 (subdi3_sp32): Delete.
1227 (subdi3_insn_sp32): Change to define_insn_and_split.
1228 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1229 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1230 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1231 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1232 small_int_operand predicate.
1233 (divdi3, udivdi3): Use arith_operand predicate.
1234 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1235 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1236 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1237 (xordi3_sp64_dbl): Delete.
1238 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1239 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1240 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1241 cmp_ccx_set_not): Use arith_operand predicate.
1242 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1243 * config/sparc/predicates.md: New file.
1245 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1247 PR tree-optimization/14846
1248 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1250 (fold_single_bit_test): ... here.
1251 (fold_binary): Call fold_single_bit_test_into_sign_test
1252 instead of fold_single_bit_test.
1254 2005-04-20 James E Wilson <wilson@specifixinc.com>
1257 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1258 is another declaration.
1260 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1262 * config/cris/predicates.md: New file.
1263 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1264 (cris_movem_load_rest_p): Declare.
1265 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1266 (cris_movem_load_rest_p): Ditto. Globalize.
1267 (cris_bdap_operand, cris_bdap_biap_operand,
1268 cris_orthogonal_operator, cris_commutative_orth_op,
1269 cris_operand_extend_operator,
1270 cris_additive_operand_extend_operator, cris_extend_operator,
1271 cris_plus_or_bound_operator, cris_mem_op,
1272 cris_general_operand_or_symbol,
1273 cris_general_operand_or_gotless_symbol,
1274 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1275 cris_load_multiple_op): Remove predicate functions.
1276 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1277 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1278 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1279 * config/cris/cris.md: Include predicates.md.
1280 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1282 2005-04-20 Ian Lance Taylor <ian@airs.com>
1284 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1285 * c-common.h (STMT_EXPR_STMT): Don't define.
1286 (STMT_EXPR_NO_SCOPE): Don't define.
1287 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1288 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1289 (pp_c_expression): Likewise.
1291 2005-04-20 Richard Henderson <rth@redhat.com>
1294 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1296 2005-04-20 Jeff Law <law@redhat.com>
1298 * reload1.c (reload): Ignore equivalences between pseudos and
1301 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1304 * c-tree.h (struct c_label_list): Update comment.
1305 (struct c_label_context): Rename to struct c_label_context_se.
1306 (label_context_stack): Rename to label_context_stack_se.
1307 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1308 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1309 c_end_vm_scope): New.
1310 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1311 * c-decl.c (pop_scope): Call c_end_vm_scope.
1312 (pushdecl): Call c_begin_vm_scope for variably modified
1314 (define_label): Check for jumping into scope of identifier with
1315 variably modified type. Push label on stack for those defined at
1316 current context of identifiers with variably modified type.
1317 (start_function): Create stack level for context of identifiers
1318 with variably modified type.
1319 (finish_function): Pop stack level for context of identifiers with
1320 variably modified type.
1321 * c-typeck.c (label_context_stack): Rename to
1322 label_context_stack_se.
1323 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1324 (c_finish_goto_label): Check for jumping into scope of identifier
1325 with variably modified type. Push label on stack for those jumped
1326 to from current context of identifiers with variably modified
1328 (struct c_switch): Add blocked_vm.
1329 (c_start_case): Initialize blocked_vm.
1330 (do_case): Check blocked_vm.
1331 (c_finish_case): Add comment.
1332 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1333 variable label_context_stack.
1335 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1337 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1338 conditional_replacement, value_replacement, abs_replacement,
1340 (replace_phi_edge_with_variable): Remove argument BB.
1341 (conditional_replacement, value_replacement,
1342 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1343 Update a call to replace_phi_edge_with_variable.
1345 * tree-ssa-phiopt.c: Fix comments.
1347 2005-04-20 Michael Matz <matz@suse.de>
1350 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1353 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1355 * tree-ssa-phiopt.c: Fix comment typos.
1357 PR tree-optimization/21116
1358 * tree-ssa-phiopt.c: Fix a typo.
1360 2005-04-19 Richard Henderson <rth@redhat.com>
1362 * builtins.c (expand_builtin_sync_operation): Revert last change.
1363 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1365 (expand_compare_and_swap_loop): Likewise.
1366 (expand_sync_operation): Remove fallback from NAND to AND; invert
1367 memory operand when expanding from cmpxchg.
1368 (expand_sync_fetch_operation): Likewise.
1369 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1372 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1373 when implementing NAND. Fix double-add for AFTER.
1374 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1375 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1376 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1378 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1381 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1382 to return old memory value.
1383 (sync_compare_and_swap_cc<IMODE>): Likewise.
1385 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1386 return pre-reload. Don't consider output or anti dependencies.
1387 * config/ia64/sync.md (IMODE): New.
1388 (modesuffix): Add QI and HI.
1389 (memory_barrier): Simplify expansion.
1390 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1391 (cmpxchg_acq_<IMODE>): Likewise.
1392 (sync_lock_test_and_set<IMODE>): Likewise.
1393 (sync_lock_release<IMODE>): Likewise.
1395 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1397 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1400 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1402 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1404 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1405 Joseph S. Myers <joseph@codesourcery.com>
1407 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1408 * c-typeck.c (build_c_cast): Check these options.
1409 * doc/invoke.texi: Document these options.
1411 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1413 * tree-ssa-phiopt.c: Update a comment about the pass.
1415 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1417 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1418 config/mcore/mcore.c: Fix comment typos.
1420 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1422 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1423 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1425 2005-04-19 Paul Brook <paul@codesourcery.com>
1427 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1429 2005-04-19 Andrew Haley <aph@redhat.com>
1432 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1433 looking at a field's bitpos.
1435 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1437 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1438 libiberty functions.
1440 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1442 PR tree-optimization/21096
1443 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1445 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1448 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1449 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1451 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1453 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1454 refers to the function being dumped.
1456 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1458 * varasm.c (assemble_start_function): Remove reset of in_section.
1460 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1462 PR tree-optimization/21085
1463 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1466 2005-04-19 Ben Elliston <bje@au.ibm.com>
1468 * doc/invoke.texi (Optimize Options): Refer to the correct
1469 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1471 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1473 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1474 alloca argument to be big enough.
1476 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1479 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1482 2005-04-18 Tom Tromey <tromey@redhat.com>
1484 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1487 2005-04-18 Richard Henderson <rth@redhat.com>
1489 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1490 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1491 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1492 * config/alpha/alpha-protos.h: Update.
1493 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1494 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1495 (attr type): Add ld_l, st_c, mb.
1496 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1497 iornotsi3, xorsi_internal, xornotsi3): New.
1498 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1499 (ev4_ist_c, ev4_mb): New.
1500 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1502 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1503 (ev6_ist): Add st_c.
1505 * config/alpha/sync.md: New file.
1507 2005-04-18 Richard Henderson <rth@redhat.com>
1509 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1512 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1514 2005-04-18 Devang Patel <dpatel@apple.com>
1516 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1518 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1520 PR tree-optimization/20922
1521 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1522 Fold X + c >= X and fold X - c <= X to true.
1524 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1526 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1528 (emergency_labeled_state_free): Likewise.
1530 2005-04-18 Nick Clifton <nickc@redhat.com>
1532 * config/h8300/h8300.md (jump): Remove prescan parameter from
1533 calls to final_scan_insn.
1535 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1536 parameter from calls to final_scan_insn.
1538 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1540 (v850e, v850e1): Use the v850.opt file for target specific
1543 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1545 PR tree-optimization/21001
1546 * tree-optimize.c (init_tree_optimization_passes): Move the
1547 first pass_forwprop immediately before pass_vrp.
1549 2005-04-17 Ian Lance Taylor <ian@airs.com>
1551 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1552 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1553 from enum tree_code op to bool is_sizeof.
1554 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1555 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1556 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1558 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1560 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1563 2005-04-17 Ian Lance Taylor <ian@airs.com>
1565 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1567 2005-04-17 Richard Henderson <rth@redhat.com>
1569 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1571 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1572 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1573 of indirection through ssa names while looking for the gpr counter
1575 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1576 saved va_list_gpr_size and va_list_fpr_size.
1578 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1580 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1581 both pointers or both integers.
1583 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1584 ASSERT_EXPRs for single-use variable.
1586 * tree-into-ssa.c: Fix a comment typo.
1588 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1590 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1591 -mipsN before forcing a default of -mips2.
1593 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1595 * predict.h (IS_TAKEN): Remove.
1596 * rtl.h (NOTE_PREDICTION): Likewise.
1598 * modulo-sched.c (CFG_HOOKS): Remove.
1600 * c-parser.c (N_C_TTYPES): Remove.
1602 * tree-flow-inline.h (get_stmt_operands): Remove.
1603 * lambda-code.c, tree-ssa-loop-unswitch.c,
1604 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1605 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1606 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1607 calls to get_stmt_operands.
1608 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1610 2005-04-17 Richard Henderson <rth@redhat.com>
1613 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1614 of CUMULATIVE_ARGS past the last named argument.
1615 (alpha_va_start): Expect pretend_args_size only if strictly less than
1618 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1621 * builtins.c (expand_builtin_strcat): Convert the result of
1622 strlen to the right type.
1623 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1624 avoid creating type mismatches.
1625 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1628 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1630 2005-04-16 Richard Henderson <rth@redhat.com>
1633 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1634 Use the mode of boolean_type_node when the user doesn't provide one.
1635 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1637 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1640 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1643 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1646 2005-04-16 Roger Sayle <roger@eyesopen.com>
1647 Steven Bosscher <stevenb@suse.de>
1649 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1650 (fold_unary_to_constant): Likewise.
1652 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1654 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1657 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1659 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1660 names related to target triplets.
1661 Remove i?86-*-esix from platform directory.
1662 Remove powerpc-*-eabiaix from platform directory.
1664 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1667 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1668 falling through from SUBREG case to REG.
1670 2005-04-15 Roger Sayle <roger@eyesopen.com>
1672 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1673 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1674 (fold_binary_to_constant): Simplify using fold_binary.
1675 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1677 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1679 * gthr-posix.c (pthread_cancel): Define.
1680 (pthread_mutexattr_init): Likewise.
1681 (pthread_mutexattr_settype): Likewise.
1682 (pthread_mutexattr_destroy): Likewise.
1684 2005-04-15 David S. Miller <davem@davemloft.net>
1687 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1689 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1691 PR tree-optimization/21031
1692 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1693 (forward_propagate_into_cond_1): Call it. Forward propagate
1694 integer-integer casts into COND_EXPRs.
1696 2005-04-15 Dave Korn <dave.korn@artimi.com>
1698 * gcc.c (default_compilers): Clarify obscure error message when
1699 reading from standard input.
1701 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1703 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1704 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1706 * tree-ssa-alias.c (init_alias_info): Remove a call to
1709 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1711 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1712 of non-virtual PHI nodes like we use to.
1714 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1716 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1717 (attr_copy_rtx): Do not use it.
1719 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1721 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1723 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1725 * tree-vect-transform.c (vectorizable_store): Mark necessary
1726 objects in the vectorized store needing renaming. Update the
1727 SSA graph for V_MAY_DEF operands in the original store.
1729 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1731 * tree-ssa-pre.c (compute_avail): It's okay to have
1732 TREE_INVARIANT's here, and value number the resulting expressions.
1733 (create_expression_by_pieces): Make sure operands that were
1734 min_invariant when we started, stay that way.
1736 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1738 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1740 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1742 PR tree-optimization/20936.
1743 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1745 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1747 * doc/invoke.texi: Fix typos.
1748 * doc/md.texi: Likewise.
1749 * doc/rtl.texi: Likewise.
1750 * doc/sourcebuild.texi: Likewise.
1751 * doc/tm.texi: Likewise.
1753 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1755 PR tree-optimization/21004
1756 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1757 and floorl in c99 mode only.
1758 * builtins.c (expand_builtin_int_roundingfn): Assert that
1759 fallback_fndecl is not NULL_TREE.
1761 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1763 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1764 * basic-block.h: Update the prototype for
1765 purge_all_dead_edges.
1766 * cfgexpand.c (tree_expand_cfg): Update a call to
1767 purge_all_dead_edges.
1768 * combine.c (combine_instructions): Likewise.
1769 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1770 rest_of_handle_cse2, rest_of_handle_gcse,
1771 rest_of_handle_postreload): likewise.
1773 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1776 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1777 e.g. cv-qualification conversions.
1779 2005-04-14 Mike Stump <mrs@apple.com>
1781 * config/darwin-c.c (framework_construct_pathname): We must
1782 find all headers of a framework in the first instance of it
1783 found in the seach path.
1785 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1787 PR tree-optimization/21021
1788 * tree-vrp.c (compare_values): Work around a bug in the front
1789 end that produces a comparison of mismatched types.
1791 2004-04-14 Richard Henderson <rth@redhat.com>
1793 * config/ia64/ia64.h (enum fetchop_code): Remove.
1794 (enum ia64_builtins): Move ...
1795 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1796 members except BSP and FLUSHRS.
1797 (ia64_init_builtins): Remove __sync builtins.
1798 (ia64_expand_builtin): Likewise.
1799 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1800 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1801 (ia64_expand_lock_release): Remove.
1802 * config/ia64/ia64.md (mf): Move to sync.md.
1803 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1804 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1805 * config/ia64/sync.md: New file.
1806 (memory_barrier): Rename from mf.
1807 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1808 (cmpxchg_acq_<I48MODE>): Likewise.
1809 (sync_lock_test_and_set<I48MODE>): Likewise.
1811 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1812 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1814 2004-04-14 Richard Henderson <rth@redhat.com>
1816 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1817 (ix86_compare_emitted): New.
1818 (ix86_expand_compare): Use ix86_compare_emitted if set.
1819 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1820 and ix86_compare_op0 are set.
1821 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1822 (TARGET_CMPXCHG, TARGET_XADD): New.
1823 (ix86_compare_emitted): Declare.
1824 * config/i386/i386.md: Include sync.md
1825 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1826 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1827 * config/i386/sync.md: New file.
1829 2004-04-14 Richard Henderson <rth@redhat.com>
1832 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1833 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1834 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1835 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1836 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1837 BT_FN_I8_VPTR_I8_I8): New.
1838 * builtins.def (DEF_SYNC_BUILTIN): New.
1839 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1840 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1841 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1842 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1843 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1844 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1845 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1846 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1847 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1848 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1849 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1850 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1851 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1852 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1853 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1854 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1855 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1856 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1857 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1858 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1859 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1860 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1861 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1862 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1863 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1864 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1865 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1866 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1867 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1868 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1869 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1870 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1871 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1872 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1873 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1874 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1875 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1876 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1877 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1878 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1879 BUILT_IN_SYNCHRONIZE: New.
1880 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1881 as a function. Accept __sync_ as a prefix as well.
1882 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1883 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1884 expand_builtin_lock_release): New.
1885 (expand_builtin): Call them.
1886 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1887 neither BOTH_P nor FALLBACK_P are defined.
1888 (builtin_type_for_size): New.
1889 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1890 (resolve_overloaded_builtin): New.
1891 * c-common.h (resolve_overloaded_builtin): Declare.
1892 (builtin_type_for_size): Declare.
1893 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1894 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1895 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1896 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1897 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1898 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1899 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1900 sync_compare_and_swap_cc, sync_lock_test_and_set,
1901 sync_lock_release): New.
1902 * optabs.h: Declare them.
1903 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1904 expand_sync_operation, expand_sync_fetch_operation,
1905 expand_sync_lock_test_and_set): Declare.
1906 * genopinit.c (optabs): Add sync optabs.
1907 * optabs.c (init_optabs): Initialize sync optabs.
1908 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1909 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1910 expand_sync_operation, expand_sync_fetch_operation,
1911 expand_sync_lock_test_and_set): New.
1912 * doc/extend.texi (Atomic Builtins): New section
1913 * doc/md.texi (Standard Names): Add sync patterns.
1915 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1917 * tree-eh.c (lower_try_finally_copy): Generate new code in
1918 response to goto_queue entries as if the queue was sorted by
1919 index, not pointers.
1920 (lower_try_finally_switch): Likewise.
1922 2005-04-14 Richard Henderson <rth@redhat.com>
1924 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1925 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1927 (ix86_expand_fp_movcc): Update to match.
1928 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1929 * config/i386/i386-protos.h: Update.
1930 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1931 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1933 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1935 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1938 2005-04-14 Julian Brown <julian@codesourcery.com>
1940 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1941 link failures on ppc64 Linux.
1943 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1945 * config.gcc: Set cpu_type for s390.
1947 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1949 Fix PR tree-optimization/20963
1950 * tree-ssa-pre.c (compute_avail): Remove special case for
1952 (create_expression_by_pieces): Add value numbers for forced out
1955 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1957 * config/cris/cris.md: Replace references to (reg:SI 16) with
1958 (reg:SI CRIS_SRP_REGNUM).
1960 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1962 PR tree-optimization/20657
1963 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1964 create an appropriate range from it.
1966 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1968 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1969 <UNSPEC_FIST_CEIL> case.
1971 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1972 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1973 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1974 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1975 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1976 (lfloor<mode>2): New expanders.
1977 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1978 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1979 to implement lceil and llceil built-ins as x87 intrinsic function.
1980 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1981 (lceil<mode>2): New expanders.
1983 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1985 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1986 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1988 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1991 * config/s390/s390-modes.def: Define TFmode.
1993 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1995 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1996 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1997 * config/mips/mips.c (mips16_insn_length): Remove reference to
1998 JUMP_TABLES_IN_TEXT_SECTION.
2000 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2002 * simplify-rtx.c (simplify_binary_operation_1): Return
2003 scalar or vector of constant 0, depending on the xor's
2006 2005-04-13 Dale Johannesen <dalej@apple.com>
2008 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2009 (objc-act.o): Ditto.
2010 * objc/objc-act.c (objc_gimplify_expr): New.
2011 (objc_get_callee_fndecl): New.
2012 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2013 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2014 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2016 2005-04-13 Devang Patel <dpatel@apple.com>
2018 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2021 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2023 CRIS prologue as RTL.
2024 * config/cris/cris-protos.h (cris_emit_movem_store)
2025 (cris_expand_prologue): Prototype.
2026 * config/cris/cris.c (struct machine_function): New member
2028 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2029 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2030 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2031 (cris_load_multiple_op, cris_return_address_on_stack)
2032 (cris_return_address_on_stack_for_return): ISO-Cify.
2033 (cris_store_multiple_op): New predicate function.
2034 (cris_expand_prologue, cris_emit_movem_store): New functions.
2035 (cris_print_operand) <case 'O'>: Handle modifications other than
2037 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2038 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2039 (cris_gen_movem_load): Rearrange slightly to make local variable
2040 src a parameter, removing osrc.
2041 (cris_setup_incoming_varargs): Set machine_function member
2042 stdarg_regs to correspond to the number of registers that need to
2044 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2046 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2047 cris_general_operand_or_gotless_symbol accept UNSPEC.
2048 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2049 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2050 ("*cris_store_multiple"): New pattern. Tweak common comment above
2051 this and "*cris_load_multiple".
2052 ("prologue"): New define_expand.
2054 * config/cris/cris.md ("epilogue"): Conditionalize on
2055 TARGET_PROLOGUE_EPILOGUE.
2057 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2060 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2061 fpsr 0 instead of fpsr 1.
2062 (divsf3_internal_thr): Ditto.
2063 (divdf3_internal_lat): Ditto.
2064 (divdf3_internal_thr): Ditto.
2065 (divxf3_internal_lat): Ditto.
2066 (divxf3_internal_thr): Ditto.
2068 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2070 PR tree-optimization/20913
2071 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
2073 PR tree-optimization/20702
2074 * tree-vrp.c (maybe_add_assert_expr): Recurse into
2075 dominator children that haven't been walked into.
2077 2005-04-13 Julian Brown <julian@codesourcery.com>
2079 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
2080 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
2083 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2085 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
2086 config/i386/sse.md: Fix comment typos.
2088 * genattrtab.c (NULL_ATTR): Remove.
2089 * ifcvt.c (NULL_EDGE): Likewise.
2091 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
2093 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
2094 NOTE_PREDICT): Remove.
2096 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2098 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
2099 * configure: Regenerate.
2100 * config.in: Likewise.
2101 * system.h: Declare vsnprintf if not already declared.
2103 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2105 * optc-gen.awk: Handle stand-alone Mask records.
2106 * opth-gen.awk: Likewise.
2107 * doc/options.texi (Option file format): Document them.
2108 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
2109 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
2110 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
2111 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
2112 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
2113 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
2114 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
2115 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
2116 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
2117 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
2118 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
2119 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
2120 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
2121 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
2122 TARGET_LONG_DOUBLE_128): Likewise.
2123 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
2124 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
2125 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2126 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2127 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2128 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2129 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2130 * config/sparc/sparc.c (fpu_option_set): New global.
2131 (sparc_handle_option): New function.
2132 (sparc_override_options): Test fpu_option_set.
2133 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2134 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2135 * config/sparc/sparc.opt: New file.
2136 * config/sparc/little-endian.opt: Likewise.
2137 * config/sparc/long-double-switch.opt: Likewise.
2139 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2141 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2142 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2143 * config/bfin/bfin.opt (mshared-library-id=): Lose
2144 Var(bfin_lib_id_given).
2146 2005-04-13 Matt Thomas <matt@3am-software.com>
2148 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2151 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2153 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2155 * cgraphunit.c (INSNS_PER_CALL): Remove.
2157 * tree-ssa-forwprop.c (vars,
2158 record_single_argument_cond_exprs,
2159 substitute_single_use_vars): Remove.
2160 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2162 (tree_ssa_forward_propagate_single_use_vars): Call
2163 forward_propagate_into_cond for each COND_EXPR.
2165 * tree-inline.c (INSNS_PER_STMT): Remove.
2167 2005-04-12 Richard Henderson <rth@redhat.com>
2169 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2170 (ix86_expand_sse_fp_minmax): ... from ...
2171 (ix86_expand_fp_movcc): ... here.
2172 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2173 * config/i386/i386-protos.h: Update.
2174 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2175 (sse_setccsf, sse_setccdf): Allow before reload.
2176 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2177 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2178 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2179 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2180 (anddf3, nanddf3, iordf3, xordf3): New.
2182 2005-04-12 Jeff Law <law@redhat.com>
2184 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2185 (tree-ssa-uncprop.o): Add dependencies.
2186 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2187 * tree-flow.h (remove_useless_stmts): Remove prototype.
2188 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2189 remove_useless_stmts.
2190 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2191 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2192 * tree-pass.h (pass_uncprop): Declare.
2193 * tree-ssa-uncprop.c: New file.
2195 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2198 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2200 2005-04-12 Caroline Tice <ctice@apple.com>
2202 Temporary fix for partitioning problems.
2203 * passes.c (rest_of_handle_final): Remove code that
2204 frees unlikely_text_section_name,
2205 * varasm.c (assemble_start_function): Test for partitioning
2206 flag before writing out section labels.
2207 (assemble_end_function): Test for partitioning flag before
2208 writing out section labels.
2210 2005-04-12 Steven Bosscher <stevenb@suse.de>
2211 Stuart Hastings <stuart@apple.com>
2212 Jan Hubicka <jh@suse.cz>
2214 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2215 references to gt-tree-cfg.h.
2216 * basic-block.h (struct basic_block_def): Don't skip rbi
2217 for garbage collection.
2218 (struct reorder_block_def): Make GTY-able.
2219 (struct control_flow_graph): New structure.
2220 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2221 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2222 but instead defines to the control_flow_graph for cfun.
2223 (label_to_block_map): New define, points to the label map of
2224 the control_flow_graph for cfun.
2225 (n_edges_for_function, n_basic_blocks_for_function,
2226 last_basic_block_for_function, basic_block_info_for_function,
2227 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2228 basic_block_info_for_function, label_to_block_map_for_function):
2229 Counterparts for the above, taking a struct function as an extra
2231 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2232 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2233 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2234 (alloc_rbi_pool, free_rbi_pool): Remove.
2235 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2236 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2238 (cfg_layout_finalize) ... and don't free it here.
2239 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2241 * flow.c (free_basic_block_vars): Set label_to_block_map and
2242 n_edges to zero too.
2243 * function.h (struct function): Add cfg field.
2244 * function.c (allocate_struct_function): Allocate the cfg.
2245 * tree-cfg.c (label_to_block_map): Remove.
2246 (build_tree_cfg): Don't allocate the rbi pool here...
2247 (delete_tree_cfg_annotations): ...and don't free it here.
2248 Also don't nullify label_to_block_map for cfun.
2250 2005-04-12 Caroline Tice <ctice@apple.com>
2252 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2253 Revert my patch from April 9.
2254 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2255 (reorder_basic_blocks): Revert my patch from April 9.
2256 (insert_section_boundary_note): Revert my patch from April 9.
2257 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2258 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2259 (COLD_END_LABEL): Revert my patch from April 9.
2260 (cold_text_section_label): Revert my patch from April 9.
2261 (cold_end_label): Revert my patch from April 9.
2262 (dwarf2out_switch_text_section): Revert my patch from April 9.
2263 (output_aranges): Revert my patch from April 9.
2264 (output_ranges): Revert my patch from April 9.
2265 (output_line_info): Revert my patch from April 9.
2266 (add_location_or_const_value_attribute): Revert my patch from April 9.
2267 (dwarf2out_var_location): Revert my patch from April 9.
2268 (dwarf2out_init): Revert my patch from April 9.
2269 (dwarf2out_finish): Revert my patch from April 9.
2270 * function.h (struct function): Revert my patch from April 9.
2271 * opts.c (decode_options): Revert my patch from April 9.
2272 * output.h (unlikely_section_label, hot_section_label,
2273 hot_section_end_label, cold_section_end_label,
2274 unlikely_text_section_name): Revert my patch from April 9.
2275 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2276 * varasm.c (unlikely_section_label, hot_section_label,
2277 hot_section_end_label, cold_section_end_label,
2278 unlikely_text_section_name): Revert my patch from April 9.
2279 (initialize_cold_section_name): Revert my patch from April 9.
2280 (unlikely_text_section): Revert my patch from April 9.
2281 (in_unlikely_text_section): Revert my patch from April 9.
2282 (named_section): Revert my patch from April 9.
2283 (function_section): Revert my patch from April 9.
2284 (current_function_section): Revert my patch from April 9.
2285 (assemble_start_function): Revert my patch from April 9.
2286 (assemble_end_function): Revert my patch from April 9.
2287 (default_section_type_flags_1): Revert my patch from April 9.
2289 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2291 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2292 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2294 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2296 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2299 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2300 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2302 2004-04-12 Richard Henderson <rth@redhat.com>
2304 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2305 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2306 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2307 (UNSPEC_*, UNSPECV_*): Renumber.
2309 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2312 From Richard Henderson <rth@redhat.com>:
2313 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2316 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2318 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2320 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2322 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2323 (bfin_library_id): New variable.
2324 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2325 instead of bfin_library_id_string.
2326 (bfin_handle_option): New function.
2327 (override_options): Remove most code to deal with shared library IDs,
2328 just check they aren't used without -mid-shared-library.
2329 (TARGET_HANDLE_OPTION): Define.
2330 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2331 * config/bfin/bfin.opt (mshared-library-id=): New.
2333 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2335 * tree-vect-transform.c: Fix comment typos.
2337 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2339 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2340 split critical edges when not possible/profitable.
2342 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2344 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2345 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2346 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2347 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2348 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2349 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2350 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2351 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2353 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2354 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2355 * config/ns32k/ns32k.opt: New file.
2357 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2359 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2360 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2361 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2362 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2363 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2364 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2365 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2366 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2367 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2368 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2369 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2370 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2371 (MASK_COLDFIRE): Formatting fixes.
2372 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2373 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2374 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2375 "_current_shared_library_a5_offset_".
2376 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2377 (MASK_ALL_CPU_BITS): New macro.
2378 (m68k_handle_option): New function.
2379 (override_options): Remove handling of m68k_library_id_string.
2380 * config/m68k/m68k.opt: New file.
2381 * config/m68k/ieee.opt: New file.
2383 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2385 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2386 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2387 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2388 (TARGET_CXX): Adjust accordingly.
2389 * target.h (struct gcc_target): Remove epxort_class_data. Add
2390 determine_class_data_visibility and class_data_always_comdat.
2391 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2392 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2393 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2394 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2395 (arm_cxx_determine_class_data_visibility): New.
2396 (arm_cxx_class_data_always_comdat): Likewise.
2397 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2398 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2399 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2400 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2401 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2404 2005-04-11 Devang Patel <dpatel@apple.com>
2406 * tree-data-ref.c (build_classic_dist_vector,
2407 compute_subscript_distance): Make externally visible.
2408 * tree-data-ref.h (build_classic_dist_vector,
2409 compute_subscript_distance): Same.
2410 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2411 Check distance vector against vectorization factor.
2412 (vect_analyze_loop): Determine vectorizaion factor before
2413 analyzing data dependences.
2414 * tree-vectorizer.c (loops_num): Make it externally visible and
2416 * tree-vectorizer.c (vect_loops_num): ... new name.
2417 * tree-vectorizer.h (vect_loops_num): New.
2419 2005-04-11 Devang Patel <dpatel@apple.com>
2421 * tree-vect-analyze.c (vect_analyze_operations): Check
2422 vectorizable codition.
2423 * tree-vect-transform.c (vect_is_simple_cond): New function.
2424 (vectorizable_condition): New function.
2425 (vect_transform_stmt): Handle condition_vec_info_type.
2426 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2427 condition_vec_info_type.
2428 (vectorizable_condition): New.
2430 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2432 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2433 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2434 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2436 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2437 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2439 * dwarf2out.c (output_line_info): Don't try to dereference
2440 a NULL current_function_decl.
2442 * config/t-slibgcc-darwin: Don't put shared libraries in
2443 directories other than $(slibdir).
2444 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2447 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2449 PR tree-optimization/20933
2450 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2451 logic to reject aliases between read-only and writable
2453 (may_alias_p): ... here.
2454 (get_tmt_for): Do not associate read-only tags to pointers
2455 whose pointed-to type is not read-only.
2456 * tree-ssa.c (verify_ssa): Check that memory stores have at
2457 least one V_MAY_DEF or V_MUST_DEF.
2459 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2463 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2464 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2465 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2467 (fwrite_unlocked): Fix prototype.
2469 * configure, config.in: Regenerate.
2471 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2473 * tree-ssa-loop-im.c: Include real.h.
2474 (determine_invariantness_stmt): If real division divisor is
2475 invariant and flag_unsafe_math_optimizations enabled, generate
2476 invariant reciprocal for hoisting.
2477 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2479 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2481 Fix PR tree-optimization/20926
2483 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2485 2005-04-11 Devang Patel <dpatel@apple.com>
2487 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2490 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2492 * fold-const.c (fold_binary_op_with_conditional_arg):
2493 use fold_buildN instead of "fold (buildN" in some
2495 (fold_unary): Likewise.
2496 (fold_binary): Likewise.
2498 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2500 Fix PR tree-optimization/20612
2501 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2503 (perfect_nestify): preheaderbb is *not* part of loop of the
2506 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2508 * tree-ssa-alias.c (may_alias_p): If the variable
2509 is a global variable and the pointer is parameter
2510 and -fargument-noalias-global is used, then
2511 the pointer cannot alias the variable.
2513 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2515 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2516 * config/sparc/sparc.h: Likewise.
2517 * config/sparc/sparc.md: Likewise.
2519 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2521 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2523 * tree-vrp.c: Fix a comment typo.
2525 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2527 PR tree-optimization/20920
2528 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2529 SSA_NAME flows through an abnormal edge.
2530 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2531 through abnormal edges.
2532 (maybe_add_assert_expr): Likewise.
2534 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2536 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2537 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2538 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2539 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2540 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2541 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2542 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2543 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2544 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2545 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2546 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2547 (TARGET_HANDLE_OPTION): Likewise.
2548 (s390_tune): Initialize to PROCESSOR_max.
2549 (s390_arch_string): Make static.
2550 (s390_tune_string, s390_warn_framesize_string): Delete.
2551 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2552 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2553 (s390_handle_arch_option, s390_handle_option): New functions.
2554 (override_options): Remove parsing of option strings.
2555 * config/s390/s390.opt: New file.
2557 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2559 * tree-complex.c (expand_vector_operations): Call
2560 update_stmt_if_modified.
2562 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2564 * tree-vect-analyze (vect_determine_vectorization_factor):
2565 Do not use GET_MODE_NUNITS.
2566 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2567 (vectorizable_load, vect_transform_loop): Likewise.
2569 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2571 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2572 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2573 * optabs.h (enum optab_index): Add new OTI_lceil.
2574 (lceil_optab): Define corresponding macro.
2575 * optabs.c (init_optabs): Initialize lceil_optab.
2576 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2577 and lceildi2 patterns.
2578 * builtins.c (expand_builtin_int_roundingfn): Handle
2579 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2580 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2581 BUILT_IN_LLCEIL{,F,L}.
2582 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2583 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2584 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2585 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2586 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2587 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2588 into lceil built-in function and (long long int)ceil{,f,l} into
2589 llceil built-in function.
2590 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2593 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2595 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2598 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2600 * config/arm/arm.c: Fix a comment typo.
2601 * doc/tree-ssa.texi: Fix a typo.
2603 2005-04-10 Steven Bosscher <stevenb@suse.de>
2605 * cselib.c (clear_table): Rename to cselib_clear_table.
2606 * cselib.h (cselib_clear_table): Add prototype.
2607 * gcse.c (gcse_main): Make 'f' argument unused.
2608 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2609 of each basic block instead.
2610 (compute_sets, compute_hash_table_work): Likewise.
2611 (constprop_register): Change int 'alter_jumps' argument to bool.
2612 (do_local_cprop): Likewise.
2613 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2614 the insn chain. Explicitly clear the cselib tables after finishing
2615 one basic block. Make sure there are no unterminated libcall blocks.
2616 Update compute_sets call.
2617 (cprop): Walk basic blocks instead of the insn chain.
2618 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2620 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2621 one_cprop_pass calls.
2623 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2625 * combine.c (combine_simplify_rtx): Remove a transformation that
2626 relies on an invalid assumption about rtl sign-extension semantics.
2628 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2630 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2631 to build_int_cst_wide.
2633 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2636 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2637 set the original address pseudo to the correct value before the
2638 original insn, if possible, and leave the insn alone, otherwise
2639 create a new pseudo, set it and replace it in the insn.
2640 * recog.c (validate_change_maybe_volatile): New.
2641 * recog.h (validate_change_maybe_volatile): Declare.
2643 2005-04-09 Caroline Tice <ctice@apple.com>
2645 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2646 Remove targetm.have_named_sections test.
2647 (fix_edges_for_rarely_executed_code): Likewise.
2648 (insert_section_boundary_note): Likewise.
2649 (reorder_basic_blocks): Check partitioning flag before calling
2650 verify_hot_cold_block_grouping.
2651 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2652 the function struct rather than global variables.
2653 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2654 (COLD_END_LABEL): Likewise
2655 (cold_text_section_label): New static global variable.
2656 (cold_end_label): Likewise.
2657 (dwarf2out_switch_text_section): Get hot/cold section labels from
2658 the function struct rather than global variables.
2659 (output_aranges): Use cold_text_section_label and cold_end_label;
2660 check partitioning flag before putting out delta.
2661 (output_ranges): Remove incorrect code attempting to use
2663 (output_line_info): Get cold section label from function struct.
2664 (add_location_or_const_value_attribute): Likewise.
2665 (get_subprogram_die): Get hot/cold section labels from function struct.
2666 (dwarf2out_var_location): Likewise.
2667 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2668 write out cold_text_section_label if partition flag is set.
2669 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2670 * function.h (struct function): Add new fields to point to hot/cold
2671 section labels: hot_section_label, cold_section_label,
2672 hot_section_end_label and cold_section_end_label; also add new field
2673 for cold text section name, unlikely_text_section_name.
2674 * opts.c (decode_options): Turn off partitioning flag if
2675 !targetm.have_named_sections.
2676 * output.h (hot_section_label): Remove.
2677 (hot_section_end_label): Remove.
2678 (cold_section_end_label): Remove.
2679 (unlikely_section_label): Remove.
2680 (unlikely_text_section_name): Remove.
2681 * passes.c (rest_of_handle_final): Remove code that frees
2682 unlikely_text_section_name.
2683 * varasm.c (unlikely_section_label): Remove.
2684 (hot_section_label): Remove.
2685 (hot_section_end_label): Remove.
2686 (cold_section_end_label): Remove.
2687 (unlikely_text_section_name): Remove.
2688 (initialize_cold_section_name): Modify to call
2689 targetm.strip_name_encoding; to store cold section name in current
2690 function struct, if it exists; and to only use the decl_section_name
2691 if flag_named_sections is true.
2692 (unlikely_text_section): Modify to get section name out of current
2693 function struct, if there is one; otherwise build it from
2694 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2695 (in_unlikely_text_section): Likewise.
2696 (named_section): Modify to get/put cold section name in current function
2697 struct, if there is one.
2698 (function_section): Change 'bool unlikely' to 'int reloc'; check
2699 targetm.have_named_sections before calling named_section.
2700 (current_function_section): Likewise.
2701 (assemble_start_function): Modify to get/put unlikely_text_section_name
2702 in current function struct; modify to get hot/cold section labels
2703 from function struct; initialize labels using
2704 ASM_GENERATE_INTERNAL_LABEL;
2705 test partitioning flag before writing out hot section label.
2706 (assemble_end_function): Test partitioning flag before writing out
2707 hot/cold section labels.
2708 (default_section_type_flags_1): Modify to use array instead of
2709 char* for unlikely_text_section_name; set flags correctly for
2710 cold text section if there is not a current function decl.
2712 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2714 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2715 and TI_VA_LIST_FPR_COUNTER_FIELD.
2716 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2717 * tree-pass.h (pass_stdarg): Add.
2718 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2719 * tree-stdarg.c: New file.
2720 * tree-stdarg.h: New file.
2721 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2722 (tree-stdarg.o): Add dependencies.
2723 * function.h (struct function): Add va_list_gpr_size and
2724 va_list_fpr_size fields.
2725 * function.c (allocate_struct_function): Initialize them.
2726 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2727 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2728 (TARGET_INITIALIZER): Add it.
2730 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2731 va_list_{g,f}pr_counter_field.
2732 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2733 area will not be used. Only save registers that tree-stdarg.c
2734 detected they need saving.
2735 (ix86_va_start): Don't set up fields that won't be used.
2737 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2738 va_list_{g,f}pr_counter_field.
2739 (setup_incoming_varargs): Don't do anything if reg_save
2740 area will not be used. Only save registers that tree-stdarg.c
2741 detected they need saving.
2742 (rs6000_va_start): Don't set up fields that won't be used.
2744 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2745 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2746 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2747 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2749 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2752 * config/i386/i386.c (construct_container): Pass empty aligned
2753 struct, union or class in memory.
2755 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2757 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2758 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2759 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2760 config/rs6000/predicates.md: Fix comment typos.
2762 * sched-int.h (haifa_insn_data): Remove blockage and units.
2763 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2764 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2765 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2767 2005-04-09 Jan Hubicka <jh@suse.cz>
2768 Steven Bosscher <stevenb@suse.de>
2770 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2771 * cfgloop.c (get_loop_exit_edges): Likewise.
2772 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2774 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2775 * tree-cfg.c (dump_cfg_status): Likewise.
2777 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2779 * config/rs6000/predicates.md (altivec_register_operand): Remove
2780 redundant match_code test.
2781 (gpc_reg_operand): Same.
2782 (cc_reg_operand): Same.
2783 (cc_reg_not_cr0_operand): Same.
2785 2005-04-09 Jan Hubicka <jh@suse.cz>
2787 Forgotten hunk from my last merge patch:
2788 * final.c (output_addr_const): Do not call mark_referenced.
2790 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2792 * doc/tree-ssa.texi: Add immediate use documentation.
2794 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2796 * arm.c (FL_WBUF): Define.
2797 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2798 (arm_is_6_or_7): Delete.
2799 (arm_tune_wbuf): New.
2800 (arm_override_options): Set arm_tune_wbuf.
2801 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2802 (arm_is_6_or_7): Delete declaration.
2803 (arm_tune_wbuf): New declartion.
2804 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2805 (model_wbuf): Derive from arm_tune_wbuf.
2806 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2807 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2808 (arm740t): Mark CPUs as having a write buffer.
2810 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2812 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2813 of 'const_double_operand' in operand 2 constraints. Update enable
2816 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2818 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2819 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2820 * optabs.h (enum optab_index): Add new OTI_lfloor.
2821 (lfloor_optab): Define corresponding macro.
2822 * optabs.c (init_optabs): Initialize lfloor_optab.
2823 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2824 and lfloordi2 patterns.
2825 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2826 (expand_builtin_int_roundingfn): New function.
2827 (fold_builtin_int_roundingfn): New prototype.
2828 (fold_builtin_int_roundingfn): New function, renamed from
2829 fold_builtin_lround.
2830 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2831 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2832 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2833 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2834 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2835 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2836 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2837 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2838 into lfloor built-in function and (long long int)floor{,f,l} into
2839 llfloor built-in function.
2840 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2843 2005-04-08 Ian Lance Taylor <ian@airs.com>
2845 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2846 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2847 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2848 (DO_COND, DO_BODY): Likewise.
2849 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2850 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2851 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2852 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2853 (build_continue_stmt, build_break_stmt): Don't declare.
2854 (c_do_switch_warnings): Update declaration.
2855 * c-gimplify.c (enum bc_t): Remove.
2856 (struct c_gimplify_ctx, ctxp): Remove.
2857 (push_context, pop_context): Remove static functions.
2858 (c_genericize): Don't call push_context or pop_context.
2859 (begin_bc_block, finish_bc_block): Remove static functions.
2860 (build_bc_goto): Likewise.
2861 (gimplify_c_loop): Likewise.
2862 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2863 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2864 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2865 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2866 * c-common.c (c_do_switch_warnings): Rename from
2867 c_do_switch_warnings_1.
2868 (c_do_switch_warnings) [old version]: Remove.
2869 (c_do_switch_expr_warnings): Remove.
2870 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2871 function instead of c_do_switch_expr_warnings.
2872 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2873 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2874 * c-pretty-print.c (pp_c_statement): Likewise.
2875 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2877 2005-04-08 Devang Patel <dpatel@apple.com>
2879 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2880 While selecting replacement condition pay attention to loop header.
2882 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2884 Merge from tree-cleanup-branch: VRP, store CCP, store
2885 copy-prop, incremental SSA updating of FUD chains and
2886 newly exposed symbols.
2888 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2889 (OBJS-common): Add tree-vrp.o.
2890 (tree-vrp.o): New rule.
2891 * basic-block.h (nearest_common_dominator_for_set): Declare.
2892 * common.opt (ftree-store-ccp): New flag.
2893 (ftree-copy-prop): New flag.
2894 (ftree-vrp): New flag.
2895 (ftree-store-copy-prop): New flag.
2896 * dominance.c (nearest_common_dominator_for_set): New.
2897 * domwalk.c (walk_dominator_tree): Only traverse
2898 statements in blocks marked in walk_data->interesting_blocks.
2899 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2900 * fold-const.c (fold): Handle ASSERT_EXPR.
2901 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2902 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2903 flag_tree_vrp at -O2.
2904 * timevar.def (TV_TREE_VRP): Define.
2905 (TV_TREE_COPY_PROP): Define.
2906 (TV_TREE_STORE_COPY_PROP): Define.
2907 (TV_TREE_SSA_INCREMENTAL): Define.
2908 (TV_TREE_STORE_CCP): Define.
2909 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2910 to kill_redundant_phi_nodes from comment.
2911 (verify_expr): Handle ASSERT_EXPR.
2912 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2913 argument. Update all users.
2914 (mark_call_clobbered_vars_to_rename): Remove. Update all
2916 * tree-flow-inline.h (unmodifiable_var_p): New.
2917 * tree-flow.h (enum value_range_type): Declare.
2918 (struct value_range_def): Declare.
2919 (value_range): Declare.
2920 (remove_all_phi_nodes_for): Remove. Update all users.
2921 (find_phi_node_for): Declare.
2922 (add_type_alias): Declare.
2923 (count_uses_and_derefs): Declare.
2924 (kill_redundant_phi_nodes): Remove.
2925 (rewrite_into_ssa): Remove.
2926 (rewrite_def_def_chains): Remove.
2927 (update_ssa, register_new_name_mapping, create_new_def_for,
2928 need_ssa_update_p, name_registered_for_update_p,
2929 release_ssa_name_after_update_ssa, dump_repl_tbl,
2930 debug_repl_tbl, dump_names_replaced_by,
2931 debug_names_replaced_by, mark_sym_for_renaming,
2932 mark_set_for_renaming, get_current_def, set_current_def,
2933 get_value_range, dump_value_range, debug_value_range,
2934 dump_all_value_ranges, debug_all_value_ranges,
2935 expr_computes_nonzero, loop_depth_of_name,
2936 unmodifiable_var_p): Declare.
2937 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2939 * tree-into-ssa.c (block_defs_stack): Update comment.
2940 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2941 syms_to_rename, names_to_release, repl_tbl,
2942 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2943 need_to_replace_names_p): New locals.
2944 (NAME_SETS_GROWTH_FACTOR): Define.
2945 (struct repl_map_d): Declare.
2946 (struct mark_def_sites_global_data): Add field
2948 (enum rewrite_mode): Declare.
2949 (REGISTER_DEFS_IN_THIS_STMT): Define.
2950 (compute_global_livein): Use last_basic_block instead of
2952 (set_def_block): Remove last argument. Update all callers.
2953 (prepare_use_operand_for_rename): Remove. Update all callers.
2954 (prepare_def_operand_for_rename): Remove. Update all callers.
2955 (symbol_marked_for_renaming): New.
2958 (repl_map_hash): New.
2960 (repl_map_free): New.
2961 (names_replaced_by): New.
2962 (add_to_repl_tbl): New.
2963 (add_new_name_mapping): New.
2964 (mark_def_sites): Assume that all the operands in the
2965 statement are in normal form.
2966 (find_idf): Assert that the block in the stack is valid.
2967 (get_default_def_for): New.
2968 (insert_phi_nodes_for): Add new argument 'update_p'.
2970 If update_p is true, add a new mapping between the LHS of
2971 each new PHI and the name that it replaces.
2972 (insert_phi_nodes_1): Only call find_idf if needed.
2973 (get_reaching_def): Call get_default_def_for.
2974 (rewrite_operand): Remove.
2975 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2976 and REWRITE_THIS_STMT are false.
2977 Assume that all the operands in the statement are in
2979 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2980 (rewrite_virtual_phi_arguments): Remove.
2981 (invalidate_name_tags): Remove.
2982 (register_new_update_single, register_new_update_set,
2983 rewrite_update_init_block, replace_use,
2984 rewrite_update_fini_block, rewrite_update_stmt,
2985 rewrite_update_phi_arguments): New.
2986 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2987 Add arguments 'entry', 'what' and 'blocks'.
2988 Initialize the dominator walker according to 'what' and
2990 Start the dominator walk at 'entry'.
2991 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2992 Use it to configure the dominator walker.
2993 (rewrite_into_ssa): Remove argument 'all'.
2995 (rewrite_all_into_ssa): Remove.
2996 (rewrite_def_def_chains): Remove.
2997 (mark_def_interesting, mark_use_interesting,
2998 prepare_phi_args_for_update, prepare_block_for_update,
2999 prepare_def_site_for, prepare_def_sites,
3000 dump_names_replaced_by, debug_names_replaced_by,
3001 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3002 delete_update_ssa, create_new_def_for,
3003 register_new_name_mapping, mark_sym_for_renaming,
3004 mark_set_for_renaming, need_ssa_update_p,
3005 name_registered_for_update_p, ssa_names_to_replace,
3006 release_ssa_name_after_update_ssa,
3007 insert_updated_phi_nodes_for, update_ssa): New.
3008 * tree-loop-linear.c (linear_transform_loops): Call
3009 update_ssa instead of rewrite_into_ssa.
3010 * tree-optimize.c (vars_to_rename): Remove.
3012 (init_tree_optimization_passes): Replace
3013 pass_redundant_phi with pass_copy_prop.
3015 Replace pass_ccp with pass_store_ccp.
3016 Add pass_store_copy_prop after pass_store_ccp.
3017 (execute_todo): If the TODO_ flags don't include updating
3018 the SSA form, assert that it does not need to be updated.
3019 Call update_ssa instead of rewrite_into_ssa and
3020 rewrite_def_def_chains.
3021 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3022 (tree_rest_of_compilation):
3023 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3024 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3025 TODO_cleanup_cfg): Renumber.
3026 (TODO_verify_loops, TODO_update_ssa,
3027 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3028 TODO_update_ssa_only_virtuals): Define.
3029 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3031 * tree-phinodes.c (make_phi_node): Update documentation.
3032 (remove_all_phi_nodes_for): Remove.
3033 (find_phi_node_for): New.
3034 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3035 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3036 (interpret_rhs_modify_expr): Likewise.
3037 * tree-sra.c (decide_instantiations): Mark all symbols in
3038 SRA_CANDIDATES for renaming.
3039 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3040 (mark_all_v_defs): New function. Update all users to call it
3041 with the whole list of scalarized statements, not just the
3043 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3044 (compute_flow_insensitive_aliasing): If the tag is
3045 unmodifiable and the variable isn't or vice-versa, don't
3046 make them alias of each other.
3047 (setup_pointers_and_addressables): If the type tag for
3048 VAR is about to change, mark the old one for renaming.
3049 (add_type_alias): New.
3050 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3051 (ccp_lattice_t): Rename from latticevalue.
3052 (value): Remove. Update all users.
3053 (const_val): New local variable.
3054 (do_store_ccp): New local variable.
3055 (dump_lattice_value): Handle UNINITIALIZED.
3056 (debug_lattice_value): New.
3057 (get_default_value): Re-write.
3058 (set_lattice_value): Re-write.
3059 (def_to_varying): Remove. Update all users.
3060 (likely_value): Return VARYING for statements that make
3061 stores when STORE_CCP is false.
3062 Return VARYING for any statement other than MODIFY_EXPR,
3063 COND_EXPR and SWITCH_EXPR.
3064 (ccp_initialize): Re-write.
3065 (replace_uses_in, replace_vuse_in, substitute_and_fold):
3066 Move to tree-ssa-propagate.c.
3067 (ccp_lattice_meet): Handle memory stores when
3068 DO_STORE_CCP is true.
3069 (ccp_visit_phi_node): Likewise.
3070 (ccp_fold): Likewise.
3071 (evaluate_stmt): Likewise.
3072 (visit_assignment): Likewise.
3073 (ccp_visit_stmt): Likewise.
3074 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
3078 (do_ssa_store_ccp): New.
3079 (gate_store_ccp): New.
3080 (pass_store_ccp): Declare.
3081 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
3082 (may_propagate_copy): Reformat.
3083 Don't abort if ORIG is a virtual and DEST isn't.
3084 If NEW does not have alias information but DEST does,
3086 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
3087 copy_prop_kind, which_copy_prop): Declare.
3088 (stmt_may_generate_copy, get_copy_of_val,
3089 get_last_copy_of, set_copy_of_val, dump_copy_of,
3090 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
3091 copy_prop_visit_stmt, copy_prop_visit_phi_node,
3092 init_copy_prop, fini_copy_prop, execute_copy_prop,
3093 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
3094 store_copy_prop): New.
3095 (pass_copy_prop, pass_store_copy_prop): Declare.
3096 * tree-ssa-dom.c (struct opt_stats_d): Add fields
3097 'num_const_prop' and 'num_copy_prop'.
3098 (cprop_operand): Update them.
3099 (dump_dominator_optimization_stats): Dump them.
3100 (tree_ssa_dominator_optimize): Call update_ssa instead of
3102 (loop_depth_of_name): Declare extern.
3103 (simplify_cond_and_lookup_avail_expr): Guard against NULL
3104 values for LOW or HIGH.
3105 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
3106 (record_equivalences_from_stmt): Call expr_computes_nonzero.
3107 (cprop_operand): Only propagate if VAL != OP.
3108 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
3109 statement for renaming.
3110 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
3111 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
3112 add_type_alias if necessary.
3113 Call mark_new_vars_to_rename.
3114 (tree_ssa_iv_optimize): If new symbols need to be renamed,
3115 mark every statement updated, call update_ssa and
3116 rewrite_into_loop_closed_ssa.
3117 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
3118 from LIVEIN if VAR is a virtual.
3119 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
3120 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
3121 (get_call_expr_operands): Reformat statement.
3122 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
3124 * tree-ssa-propagate.c (ssa_prop_init): Initialize
3125 SSA_NAME_VALUE for every name.
3126 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3127 get_value_loaded_by): New.
3128 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3129 substitute_and_fold): Move from tree-ssa-ccp.c.
3130 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3131 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3132 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3134 * tree-ssa.c (verify_use): Fix error message.
3135 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3136 check_phi_redundancy, kill_redundant_phi_nodes,
3137 pass_redundant_phi): Remove. Update all users.
3138 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3139 add_type_alias, if necessary.
3140 * tree-vectorizer.h (struct _stmt_vect_info): Update
3141 documentation for field 'memtag'.
3142 * tree-vrp.c: New file.
3143 * tree.def (ASSERT_EXPR): Define.
3144 * tree.h (ASSERT_EXPR_VAR): Define.
3145 (ASSERT_EXPR_COND): Define.
3146 (SSA_NAME_VALUE_RANGE): Define.
3147 (struct tree_ssa_name): Add field 'value_range'.
3148 (PHI_REWRITTEN): Remove.
3149 (struct tree_phi_node): Remove field 'rewritten'.
3150 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3151 -ftree-store-copy-prop): Document.
3152 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3153 Document usage of update_ssa.
3155 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3158 * config/rs6000/predicates.md (altivec_register_operand): Accept
3160 (and64_operand): Do not limit CONST_INT to mask64_operand.
3161 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3162 (and_operand): Do not limit CONST_INT to mask_operand.
3164 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3166 PR rtl-optimization/20466
3167 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3168 for overlap of the address of each list member.
3169 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3171 2005-04-08 Mike Stump <mrs@apple.com>
3173 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3175 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3178 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3180 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3182 * function.c (push_function_context_to): Don't set
3184 * function.h (function): Remove contains_functions.
3185 (current_function_contains_functions): Remove.
3187 * function.h (function): Remove instrument_entry_exit.
3188 (current_function_instrument_entry_exit): Remove.
3190 * function.h (nonlocal_labels): Remove.
3192 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3194 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3195 (check_attr_value, write_attr_get, write_expr_attr_cache,
3196 find_attr, make_internal_attr): Don't reference negative_ok or
3198 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3199 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3200 (ATTR_STATIC): Adjust the value.
3202 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3204 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3206 * config/s390/tpf.h (ASM_SPEC): Define.
3208 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3210 * tree-flow.h: Remove the prototype for
3211 redirect_immediate_uses.
3212 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3214 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3216 * arm.c (arm_const_double_by_parts): New function.
3217 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3218 * arm.md (define_split for 64-bit constants): Add another one.
3220 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3222 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3224 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3226 * system.h: Revert last change.
3228 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3230 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3231 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3232 (TARGET_SWITCHES): Delete.
3233 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3234 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3235 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3236 * config/xtensa/xtensa.opt: New file.
3238 2005-04-08 Ben Elliston <bje@au.ibm.com>
3240 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3241 * config/fp-bit.h: Tidy comments.
3243 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3245 * system.h: Poison PARAMS.
3247 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3249 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3250 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3251 (TARGET_SWITCHES): Delete.
3252 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3253 * config/vax/vax.opt: New file.
3255 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3257 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3259 2005-04-07 Ian Lance Taylor <ian@airs.com>
3261 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3263 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3264 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3267 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3269 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3270 all immediate uses in PHI nodes.
3272 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3274 * arm.c (arm_const_double_inline_cost): Handle any constant by
3275 using gen_lowpart and gen_highpart_mode.
3276 (note_invalid_constants): All constants in an RTX with a constraint
3277 that permits memory are now pushed to the constant pool.
3278 (output_move_double): Delete code to handle reg to reg and
3279 constant to reg moves.
3280 (const_double_needs_minipool, output_mov_immediate): Delete.
3281 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3282 CONST_INT and CONST_VECTOR.
3283 * arm.md (ANY64): New mode macro.
3284 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3285 (movdf_soft_insn): Split reg-reg and const-reg moves.
3286 (split patterns for 64-bit constant and register moves): New.
3287 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3288 (cirrus_movdf_hard_insn): Likewise.
3289 * fpa.md (movdf_fpa): Likewise.
3290 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3291 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3293 (movv2si_internal_2): Likewise.
3294 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3295 (movdf_vfp): Likewise.
3296 * arm-protos.h (output_mov_immediate): Delete prototype.
3298 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3301 * simplify-rtx.c (simplify_unary_operation_1): Check
3302 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3304 2005-04-06 James E Wilson <wilson@specifixinc.com>
3307 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3310 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3312 * coverage.h (GCOV_TYPE_NODE): Delete.
3313 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3314 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3315 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3316 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3317 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3319 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3322 * Makefile.in (gcc.pot): Remove options.c dependency.
3323 * optc-gen.awk: Don't quote help strings with N_().
3325 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3327 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3328 the function returns a pointer type.
3330 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3332 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3333 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3334 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3335 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3336 explicit_uses members.
3337 (get_or_create_used_part_for): Initialize new fields.
3338 (fieldoff_compare): New function.
3339 (create_overlap_variables_for): Count number of fields, use
3340 heuristic to determine whether to create subvars for vars with
3342 Sort the field list by offset and avoid creating duplicate SFT's.
3344 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3346 * c.opt (-F): Remove trailing whitespace from help string.
3347 (-finput-charset): Use a tab to separate the switch name and help
3349 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3350 (-ftree-vectorizer-verbose): Likewise.
3352 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3354 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3355 a PHI argument where a use occurs instead of all PHI arguments.
3357 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3359 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3362 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3364 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3365 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3366 config/bfin/bfin.h: Fix comment typos.
3368 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3370 * doc/install.texi: Update the URL for Jacks.
3371 * doc/sourcebuild.texi: Likewise.
3373 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3376 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3377 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3379 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3381 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3383 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3385 * config/v850/v850-protos.h (override_options): Delete.
3386 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3387 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3388 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3389 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3390 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3391 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3392 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3393 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3394 (OVERRIDE_OPTIONS): Delete.
3395 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3396 (small_memory_info): Remove the value field.
3397 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3399 * config/v850/v850.c (small_memory): Remove the value field.
3400 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3401 (override_options): Delete.
3402 (v850_handle_memory_option, v850_handle_option): New functions.
3403 * config/v850/v850.opt: New file.
3405 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3407 * config.host: Add a section for generic hosts, and a subsection
3408 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3409 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3410 * config/host-darwin.h: New.
3411 * config/x-darwin: New.
3412 * config/i386/host-i386-darwin.c: New.
3413 * config/i386/x-darwin: New.
3414 * config/rs6000/host-darwin.c: Include host-darwin.h.
3415 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3416 (darwin_rs6000_gt_pch_use_address): Likewise.
3417 * config/rs6000/x-darwin: Change name of .o built, update
3418 dependencies for changes to rs6000/host-darwin.c.
3420 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3423 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3425 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3427 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3428 split_loop_exit_edge instead of loop_split_edge_with.
3430 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3432 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3433 UNSPEC_SET_VSCR): New constants, used throughout.
3435 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3437 (altivec_vspltis<VI_char>): ... this pattern, using
3438 a QImode const_int_operand for the immediate.
3439 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3442 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3445 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3447 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3449 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3451 2005-04-06 Ben Elliston <bje@au.ibm.com>
3453 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3454 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3455 macros as living in "this file" and not gcc.h.
3457 2005-04-06 Ben Elliston <bje@au.ibm.com>
3459 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3460 -ftree-live_range_split. Perhaps renamed at some point?
3462 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3465 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3466 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3468 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3470 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3471 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3472 (number_of_iterations_special): New function.
3473 (number_of_iterations_exit): Use number_of_iterations_special.
3474 Use simplify_using_outer_evolutions only at -O3.
3475 (number_of_iterations_cond, tree_simplify_using_condition,
3476 simplify_using_initial_conditions, loop_niter_by_eval,
3477 compare_trees, can_count_iv_in_wider_type_bound,
3478 simplify_using_outer_evolutions): Use fold_build.
3480 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3482 * doc/install.texi (Configuration): Document --with-java-home.
3484 2005-04-05 Richard Henderson <rth@redhat.com>
3488 * config/i386/i386.c (print_operand): Handle vector zeros.
3489 (ix86_split_to_parts): Handle CONST_VECTOR.
3490 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3491 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3492 what modes to tie for MMX and SSE registers.
3493 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3494 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3495 to vector modes as well.
3496 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3497 properly as an input mode.
3499 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3501 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3503 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3505 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3507 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3509 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3510 and local functions, set sse_nregs to 8 and float_in_sse.
3511 (function_arg_advance, function_arg): If float_in_sse, pass
3512 SFmode and DFmode arguments in SSE registers.
3513 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3515 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3516 of -funit-at-a-time.
3518 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3520 * config/i386/i386-protos.h (ix86_function_value): Accept two
3521 arguments, like the target macro.
3522 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3523 * config/i386/i386.c (ix86_function_value): Accept the second
3524 argument of the target macro.
3525 (ix86_function_ok_for_sibcall): Pass a function pointer to
3526 ix86_function_value.
3527 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3528 call to ix86_value_regno).
3529 (ix86_value_regno): Add support for returning floating point values
3532 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3534 PR tree-optimization/20076
3535 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3536 that call __builtin_return or __builtin_apply_args.
3538 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3540 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3541 Use immediate use iterator.
3542 (stmt_is_bumper_for_loop): Use immediate use iterator.
3543 * predict.c (strip_builtin_expect): Use update_stmt.
3544 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3545 on all elements of a STATEMENT_LIST.
3546 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3547 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3548 (bsi_replace): Mark stmt as modified and the update it.
3549 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3550 (expand_complex_libcal): Call update_stmt.
3551 (expand_complex_comparison): Call mark_stmt_modified.
3552 (expand_complex_operations_1): Call update_stmt_if_modified.
3553 (expand_vector_operations_1): Call mark_stmt_modified.
3554 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3555 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3556 add_immediate_use, redirect_immediate_use,
3557 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3558 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3559 (mark_new_vars_to_rename): Call update_stmt.
3560 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3561 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3563 (unmodify_stmt): Delete.
3564 (update_stmt): New. Force an update of a stmt.
3565 (update_stmt_if_modified): update a stmt if it is out of date.
3566 (get_stmt_operands): Verify stmt is NOT modified.
3567 (stmt_modified_p): Update comment.
3568 (delink_imm_use): Remove a use node from its immuse list.
3569 (link_imm_use_to_list): Link a use node to a specific list.
3570 (link_imm_use): Link a node to the correct list.
3571 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3572 it in the correct list, if appropriate.
3573 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3574 (relink_imm_use): Link a use node in place of another node in a list.
3575 (relink_imm_use_stmt): LInk a node in place of another node, and set
3577 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3578 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3579 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3580 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3581 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3582 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3583 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3584 (has_zero_uses): New. Return true if there are no uses of a var.
3585 (has_single_use): New. Return true if there is only a single use of a
3587 (single_imm_use): New. Return the simgle immediate use.
3588 (num_imm_uses): New. Return the number of immediate uses.
3589 (get_v_must_def_ops): Use is now a pointer.
3590 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3591 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3593 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3594 (delink_stmt_imm_use): Delink all immuses from a stmt.
3595 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3596 * tree-flow.h (struct dataflow_d): Delete.
3597 (immediate_use_iterator_d): New. Immediate use iterator struct.
3598 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3599 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3600 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3602 (struct stmt_ann_d): Remove dataflow_t from struct.
3603 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3604 (if_convertible_phi_p): Use FAST immuse iterator.
3605 (if_convertible_loop_p): Don't call compute_immediate_uses.
3606 (replace_phi_with_cond_modify_expr): Call update_stmt.
3607 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3608 update_stmt_if_modified.
3609 (rewrite_all_into_ssa): Initialize ssa operands.
3610 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3611 compute_immediate_uses.
3612 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3613 ssa_property is available.
3614 (execute_one_pass): Change parameters passed to execute_todo.
3615 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3616 (remove_ssa_form): Call fini_ssa_operands.
3617 (insert_backedge_copies): Delete call to modify_stmt.
3618 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3619 (release_phi_node): Delink any use nodes before releasing.
3620 (resize_phi_node): Relink any use nodes.
3621 (remove_phi_arg_num): Delink the use node.
3622 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3623 (remove_all_phi_nodes_for): Release phi node first.
3624 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3625 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3626 (scalarize_use, scalarize_copy): Call update_stmt.
3627 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3628 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3629 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3630 (ccp_initialize): Remove call to compute_immediate_uses.
3631 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3632 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3634 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3635 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3636 (eliminate_redundant_computations): Call mark_stmt_modified.
3637 (cprop_operand): Call mark_stmt_modified.
3638 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3639 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3640 (dse_optimize_stmt): Use new immuse interface.
3641 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3642 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3643 (substitute_single_use_vars): Use new immuse interface.
3644 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3645 and compute_immediate_uses.
3646 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3648 (rewrite_mem_refs): Call update_stmt.
3649 (determine_lsm): Remove call to compute_imm_uses and free_df.
3650 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3651 (try_unroll_loop_completely): Call update_stmt.
3652 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3653 (rewrite_use_compare): Call update_stmt.
3654 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3655 (rewrite_use) : Call update_stmt.
3656 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3657 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3659 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3660 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3661 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3663 (initialize_vuse_operand): New. Initialize a vuse operand.
3664 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3665 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3666 (finalize_ssa_defs): Use stmt parameter.
3667 (correct_use_link): Ensure a use node is in the correct list, and has
3668 the correct stmt pointer.
3669 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3670 finalize_ssa_v_must_defs): Also initialize use nodes.
3671 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3672 (build_ssa_operands): Seperate parsing from final operand construction.
3673 (parse_ssa_operands): New. Parse entry point for operand building.
3674 (swap_tree_operands): New. Swap 2 tree operands.
3675 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3677 (get_expr_operands): Call swap_tree_operands when needed.
3678 (copy_virtual_operands): Use initialize routines for virtual use ops.
3679 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3680 (verify_abort): New. Issue imm_use error.
3681 (verify_imm_links): New Verify imm_use links for a var.
3682 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3683 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3684 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3685 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3686 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3687 (NULL_USE_OPERAND_P) Define.
3688 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3690 (struct vuse_operand_type): New struct.
3691 (SET_USE): Call set_ssa_use_from_ptr.
3693 (PHI_ARG_INDEX_FROM_USE): Define.
3694 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3695 argument via SET_USE, not PHI_ARG_DEF_TREE.
3696 * tree-ssa-pre.c (eliminate): Call update_stmt.
3697 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3699 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3700 (nearest_common_dominator_of_uses): Use imm_use iterator.
3701 (statement_sink_location): Use imm_use iterator and interface.
3702 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3703 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3704 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3705 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3706 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3707 if new parameter is true.
3708 (init_tree_ssa): Don't initialize operand cache here.
3709 (delete_tree_ssa): Don't destroy operand cache here.
3710 (propagate_into_addr): Pass in a use pointer, return true if anything
3712 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3713 (check_phi_redundancy): Use imm_use iterator.
3714 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3716 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3717 (release_ssa_name): Delink node and all elements in its imm_use list.
3718 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3719 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3720 * tree-vectorizer.c (need_imm_uses_for): Delete.
3721 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3722 * tree.h (struct ssa_imm_use_d): Define.
3723 (SSA_NAME_IMM_USE_NODE): Define.
3724 (struct tree_ssa_name): Add imm_use node.
3726 (PHI_ARG_IMM_USE_NODE): Define.
3727 (struct phi_arg_d): Add imm_use node.
3728 (struct tree_phi_node): Remove struct dataflow_d element.
3729 (TDF_STMTADDR): Define.
3731 2005-04-05 Dale Johannesen <dalej@apple.com>
3733 * doc/invoke.texi (Optimization Options): Remove
3734 duplicate -fcse-follow-jumps. Add -fweb.
3735 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3736 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3738 2005-04-05 Per Bothner <per@bothner.com>
3740 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3741 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3742 (warn_uninit): Get EXPR_LOCUS from context now instead.
3743 This fixes a USE_MAPPED_LOCATION testsuite failure.
3745 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3747 2005-04-05 Per Bothner <per@bothner.com>
3749 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3750 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3751 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3754 2004-04-05 Devang Patel <dpatel@apple.com>
3756 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3757 (lhsr<mode>3): ... new name.
3758 (altivec_vsra<VI_char>): Rename to ..
3759 (ashr<mode>3): ... new name.
3760 * config/rs6000/rs6000.c (builtin_description): Rename shift
3763 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3765 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3766 gen_lowpart_for_combine.
3767 * cse.c (gen_lowpart_if_possible): Move...
3768 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3770 (gen_lowpart_no_emit_general): Use it.
3772 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3774 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3777 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3779 * system.h: Fix typo.
3781 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3783 * config/bfin/bfin-modes.def: New file.
3784 * config/bfin/bfin-protos.h: New file.
3785 * config/bfin/bfin.c: New file.
3786 * config/bfin/bfin.h: New file.
3787 * config/bfin/bfin.md: New file.
3788 * config/bfin/bfin.opt: New file.
3789 * config/bfin/crti.s: New file.
3790 * config/bfin/crtn.s: New file.
3791 * config/bfin/elf.h: New file.
3792 * config/bfin/lib1funcs.asm: New file.
3793 * config/bfin/predicates.md: New file.
3794 * config/bfin/t-bfin: New file.
3795 * config/bfin/t-bfin-elf: New file.
3796 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3797 Document new attributes.
3798 (interrupt, interrupt_handler, saveall): Update documentation for
3800 * doc/install.texi (Specific): Add entry for the Blackfin.
3801 * doc/invoke.texi (Blackfin Options): New section.
3802 * doc/md.texi (Blackfin family): New section to document constraints.
3803 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3805 2005-04-05 Olivier Hainque <hainque@adacore.com>
3807 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3808 match what the system unwinder expects.
3809 * config/mips/mips.c (mips_frame_set): If we're saving the return
3810 address register and the dwarf return address column number differs
3811 from the hard register number, adjust the note reg to refer to the
3814 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3816 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3817 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3818 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3819 (processor_type): New enum.
3820 (mn10300_processor): New variable.
3821 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3822 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3823 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3824 (PROCESSOR_DEFAULT): New macro.
3825 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3826 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3827 (mn10300_handle_option, mn10300_override_options): New functions.
3828 * config/mn10300/mn10300.opt: New file.
3830 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3831 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3833 PR tree-optimization/19903
3834 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3835 that don't fit in their type after conversion.
3837 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3840 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3841 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3842 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3843 flag here. Implement using define_insn_and_split.
3844 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3845 (frndintxf2_mask_pm_i387): New insn patterns.
3846 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3847 Do not set ix86_optimize_mode_switching flag.
3848 (ceilsf2, ceildf2, ceilxf2): Same.
3849 (btruncsf2, btruncdf2, btruncxf2): Same.
3850 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3852 2005-04-05 Ian Lance Taylor <ian@airs.com>
3855 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3856 i386_pe_record_external_function.
3857 (i386_pe_record_external_function): Update declaration.
3858 * config/i386/winnt.c (struct extern_list): Add decl field.
3859 (i386_pe_record_external_function): Add decl parameter.
3860 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3862 * config/i386/i386-protos.h (i386_pe_record_external_function):
3865 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3867 * config/m68k/m68k-protos.h: Add a prototype for
3868 valid_dbcc_comparison_p_2.
3869 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3870 extend_operator, const_uint32_operand, const_sint32_operand,
3871 general_src_operand, nonimmediate_src_operand,
3872 memory_src_operand, post_inc_operand, pre_dec_operand,
3873 pcrel_address): Move to predicates to predicates.md.
3874 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3875 * config/m68k/m68k.md: Include predicates.md.
3876 * config/m68k/predicates.md: New.
3878 2005-04-04 Roger Sayle <roger@eyesopen.com>
3880 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3882 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3884 2005-04-04 Ian Lance Taylor <ian@airs.com>
3886 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3888 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3889 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3890 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3891 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3892 * c-common.c (c_do_switch_warnings_1): New static function broken
3893 out of c_do_switch_warnings.
3894 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3895 (c_do_switch_expr_warnings): New function.
3896 * c-common.h (c_do_switch_expr_warnings): Declare.
3898 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3899 Daniel Jacobowitz <dan@codesourcery.com>
3901 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3903 * rtlanal.c (may_trap_p): Same.
3905 2005-04-04 Dale Johannesen <dalej@apple.com>
3907 * ChangeLog: remove reference to ChangeLog.12.
3909 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3911 CRIS epilogue as RTL.
3912 * config/cris/cris.md: Change all 0 in unspec 0 to
3914 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3915 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3917 ("return"): Change to define_expand. Call cris_expand_return for
3919 ("*return_expanded"): New pattern.
3920 ("epilogue"): New define_expand.
3921 * config/cris/cris.h (PREDICATE_CODES): Add
3922 cris_load_multiple_op.
3923 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3925 (enum cris_retinsn_type): New.
3926 (struct machine_function): New member return_type.
3927 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3928 (cris_target_asm_function_epilogue): Remove, moving RTLified
3930 (cris_expand_epilogue): New function.
3931 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3932 (cris_gen_movem_load, cris_load_multiple_op)
3933 (cris_return_address_on_stack_for_return, cris_expand_return): New
3935 (cris_target_asm_function_prologue)
3936 (cris_initial_frame_pointer_offset): Call
3937 cris_reg_saved_in_regsave_area instead of complicated expression.
3938 Call cris_return_address_on_stack instead of an expression.
3939 (cris_print_operand) <case 'o', case 'O'>: New cases.
3940 (cris_return_address_on_stack): Change return-type to bool.
3941 (cris_simple_epilogue): Ditto. Return false if registers are
3943 * config/cris/cris-protos.h (cris_simple_epilogue)
3944 (cris_return_address_on_stack): Adjust prototype return type.
3945 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3946 (cris_return_address_on_stack_for_return): New prototypes.
3948 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3950 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3951 gpr_or_int12_operand.
3953 * config/frv/frv-protos.h: Add a prototype to
3954 frv_legitimate_memory_operand and frv_const_unspec_p.
3955 (frv_unspec): Move from frv.c.
3956 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3957 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3958 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3959 gpr_or_fpr_operand, gpr_or_int12_operand,
3960 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3961 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3962 int6_operand, int5_operand, uint5_operand, uint4_operand,
3963 uint1_operand, int_2word_operand, uint16_operand,
3964 upper_int16_operand, integer_register_operand,
3965 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3966 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3967 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3968 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3969 move_destination_operand, movcc_fp_destination_operand,
3970 frv_function_symbol_referenced_p, move_source_operand,
3971 condexec_dest_operand, condexec_source_operand,
3972 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3973 const_unspec_operand, gpr_or_memory_operand,
3974 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3975 icc_operand, fcc_operand, cc_operand, icr_operand,
3976 fcr_operand, cr_operand, call_operand, sibcall_operand,
3977 symbolic_operand, relational_operator,
3978 integer_relational_operator, float_relational_operator,
3979 ccr_eqne_operator, minmax_operator,
3980 condexec_si_binary_operator, condexec_si_media_operator,
3981 condexec_si_divide_operator, condexec_si_unary_operator,
3982 condexec_sf_conv_operator, condexec_sf_add_operator,
3983 condexec_memory_operand, intop_compare_operator, acc_operand,
3984 even_acc_operand, quad_acc_operand, accg_operand: Move to
3986 * config/frv/frv.h (PREDICATE_CODES): Remove.
3987 * config/frv/frv.md: Include predicates.md.
3988 * config/frv/predicates.md: New.
3990 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3993 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3994 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3995 (add_standard_iv_candidates_for_size): New function, extracting code
3996 from add_standard_iv_candidates and parameterizing it by type size.
3997 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3999 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4001 * system.h (GCOV_SIZE_TYPE): Unposion.
4002 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4003 (GCOV_TYPE_SIZE): ...this new macro.
4004 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4005 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4006 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4007 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4008 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4009 instead of unsigned_intSI_type_node.
4010 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4011 (rtl_gen_one_value_profiler_no_edge_manipulation)
4012 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4013 * value-prof.c: Include coverage.h.
4015 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4016 Diego Novillo <dnovillo@redhat.com>
4018 Fix PR tree-optimization/20703
4019 Fix PR tree-optimization/20725
4021 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4022 (create_expression_by_pieces): Ditto.
4023 (valid_in_set): Ditto. Also handle tcc_declaration.
4024 (find_or_generate_expression): Handle comparison class.
4025 (insert_into_preds_of_block): Ditto.
4026 (insert_aux): Ditto.
4027 (create_value_expr_from): Handle comparison class, recursively
4028 handle reference nodes.
4029 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4030 (execute_pre): Fix spacing.
4031 (do_fre): Renamed to execute_fre.
4033 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4035 * doc/invoke.texi (SPARC options): Document that
4036 -mlittle-endian is not supported on Linux either.
4038 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4042 * config.gcc (Obsolete configurations): Remove
4043 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4044 (sparclite-*-coff*): Delete.
4045 (sparclite-*-elf*): Likewise.
4046 (sparc86x-*-elf*): Likewise.
4047 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4048 * config/sparc/lite.h: Delete.
4049 * config/sparc/litecoff.h: Likewise.
4050 * config/sparc/liteelf.h: Likewise.
4051 * config/sparc/sp86x-elf.h: Likewise.
4052 * config/sparc/t-sparclite: Likewise.
4053 * config/sparc/t-sp86x: Likewise.
4055 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4057 * config/s390/s390-protos.h: (s390_comparison,
4058 s390_alc_comparison, s390_slb_comparison, const0_operand,
4059 consttable_operand, larl_operand, s_operand,
4060 shift_count_operand, bras_sym_operand, load_multiple_operation,
4061 store_multiple_operation, s390_plus_operand): Remove prototypes.
4062 (s390_legitimate_address_without_index_p): New prototype.
4063 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
4065 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
4066 const0_operand, consttable_operand, larl_operand, s_operand,
4067 shift_count_operand, bras_sym_operand, load_multiple_operation,
4068 store_multiple_operation, s390_plus_operand): Move to
4070 (check_mode): Remove.
4071 (s390_branch_condition_mask): Remove 'static'. Move prototype to
4073 (s390_legitimate_address_without_index_p): New.
4074 * config/s390/s390.h (PREDICATE_CODES): Remove.
4075 * config/s390/s390.md: Include predicates.md.
4076 * config/s390/predicates.md: New.
4078 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4081 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
4082 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
4083 (NEED_INDICATE_EXEC_STACK): Define to 1.
4084 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
4085 (NEED_INDICATE_EXEC_STACK): Define to 1.
4086 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
4087 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
4088 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
4089 (pic_helper_emitted_p): New global.
4090 (emit_pic_helper): New function extracted from...
4091 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
4092 Do not call emit_pic_helper if delay_pic_helper is true.
4093 (sparc_expand_prologue): Pass 'false' to load_pic_register.
4094 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
4095 (sparc_file_end): New function.
4097 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4099 * config/mcore/mcore-protos.h: Remove the prototypes for
4100 mcore_arith_reg_operand, mcore_general_movsrc_operand,
4101 mcore_general_movdst_operand, mcore_reload_operand,
4102 mcore_arith_J_operand, mcore_arith_K_operand,
4103 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
4104 mcore_arith_K_S_operand, mcore_arith_imm_operand,
4105 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4106 mcore_literal_K_operand, mcore_addsub_operand,
4107 mcore_compare_operand, mcore_load_multiple_operation,
4108 mcore_store_multiple_operation, mcore_call_address_operand.
4109 Add a prototype for const_ok_for_mcore.
4110 * config/mcore/mcore.c (mcore_call_address_operand,
4111 mcore_general_movsrc_operand, mcore_general_movdst_operand,
4112 mcore_arith_reg_operand, mcore_reload_operand,
4113 mcore_arith_J_operand, mcore_arith_K_operand,
4114 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
4115 mcore_arith_M_operand, mcore_arith_imm_operand,
4116 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4117 mcore_literal_K_operand, mcore_addsub_operand,
4118 mcore_compare_operand, mcore_load_multiple_operation,
4119 mcore_store_multiple_operation): Move to predicates.md.
4120 (const_ok_for_mcore): Export.
4121 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
4122 * config/mcore/mcore.md: Include predicates.md.
4123 * config/mcore/predicates.md: New.
4125 * config/mcore/predicates.md: Fix a comment typo.
4127 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4128 Adrian Straetling <straetling@de.ibm.com>
4130 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4131 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4132 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4134 ("imul"): Removed from "type" attribute.
4135 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4136 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4137 Changed type to imulsi.
4138 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4140 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4142 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4143 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4144 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4145 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4146 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4147 (TARGET_SWITCHES, mcore_stack_increment_string)
4148 (TARGET_OPTIONS): Delete.
4149 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4150 than *_BIT constants.
4151 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4152 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4153 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4154 (mcore_override_options): Delete mcore_stack_increment code.
4155 Change use of M340_BIT to MASK_M340.
4156 * config/mcore/mcore.opt: New file.
4158 2005-04-04 Ian Lance Taylor <ian@airs.com>
4160 * config/arm/arm.c (replace_symbols_in_block): Remove static
4163 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4165 * config/fr30/fr30-protos.h: Remove the prototypes for
4166 stack_add_operand, add_immediate_operand,
4167 high_register_operand, low_register_operand, call_operand,
4168 di_operand, and nonimmediate_di_operand.
4169 * config/fr30/fr30.c (stack_add_operand,
4170 add_immediate_operand, high_register_operand,
4171 low_register_operand, call_operand, di_operand,
4172 nonimmediate_di_operand): Move to predicates.md.
4173 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4174 * config/fr30/fr30.md: Include predicates.md.
4175 * config/fr30/predicates.md: New.
4177 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4178 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4179 mcore_call_address_operand.
4181 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4182 general_movsrc_operand.
4184 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4186 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4189 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4192 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4195 2005-04-04 Richard Henderson <rth@redhat.com>
4196 Jakub Jelinek <jakub@redhat.com>
4198 PR rtl-optimization/16104
4199 * fold-const.c (fold_unary): Fix folding of vector conversions.
4201 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4203 * config.gcc (xstormy16-*-elf): Set extra_options.
4204 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4205 * config/stormy16/stormy16.opt: New file.
4207 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4209 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4210 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4211 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4212 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4213 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4214 (TARGET_UNIX_ASM): Delete.
4215 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4216 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4217 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4218 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4219 * config/pdp11/pdp11.opt: New file.
4221 2005-04-03 Roger Sayle <roger@eyesopen.com>
4222 Alexandre Oliva <aoliva@redhat.com>
4225 * fold-const.c (non_lvalue): Split tests into...
4226 (maybe_lvalue_p): New function.
4227 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4228 C++ front-end prior to lowering into gimple form.
4230 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4232 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4233 BUILT_IN_STRNCASECMP): New.
4234 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4237 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4240 * arm.md (addsi3_compare0_for_combiner): Delete.
4241 (addsi3_compare0_scratch_for_combiner): Delete.
4242 (cmpsi_neg_shiftsi): Delete.
4243 (compare_negsi_si): New pattern.
4244 (cmpsi_negshiftsi_si): New pattern.
4245 (negated_cbranchsi4): Restrict to equality_operator.
4247 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4250 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4252 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4255 * doc/install.texi: Fix a typo.
4257 2005-04-03 Steven Bosscher <stevenb@suse.de>
4260 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4261 a computed goto if the edge to the computed goto block has
4262 incoming abnormal edges. Clarify how the function works.
4264 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4266 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4267 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4268 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4269 hash_scan_set, reg_set_between_after_reload_p,
4270 reg_used_between_after_reload_p, get_avail_load_store_reg,
4271 eliminate_partially_redundant_load): Likewise.
4272 * postreload.c (reload_cse_simplify_set,
4273 reload_combine_note_use): Likewise.
4274 * predict.c (predict_insn, expected_value_to_br_prob,
4275 propagate_freq, expensive_function_p): Likewise.
4276 * print-rtl.c (print_rtx): Likewise.
4277 * profile.c (instrument_edges, instrument_values,
4278 compute_branch_probabilities, branch_prob, union_groups,
4279 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4280 * protoize.c (in_system_include_dir, file_could_be_converted,
4281 file_normally_convertible, gen_aux_info_file, seek_to_line,
4282 do_cleaning): Likewise.
4283 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4284 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4285 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4287 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4289 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4290 * modulo-sched.c (undo_replace_buff_elem): New structure.
4291 (kernel_number_of_cycles, ps_unschedule_node,
4292 undo_generate_reg_moves,free_undo_replace_buff,
4293 undo_permute_partial_schedule, loop_single_full_bb_p,
4294 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4295 build_loops_structure, get_sched_window): New.
4296 (generate_reg_moves): Return undo_replace_buff_elem and other
4298 (generate_prolog_epilog): Remove old loop versioning.
4299 (sms_schedule): Use loop information and loop_version.
4300 (sms_schedule_by_order): Split part of it to get_sched_window.
4301 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4302 cfg_layout_finalize and free_dominance_info before/after SMS.
4304 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4306 * cfghooks.c (lv_flush_pending_stmts,
4307 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4308 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4309 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4310 lv_add_condition_to_bb,
4311 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4312 flush_pending_stmts): New in cfg_hooks structure.
4313 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4314 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4315 lv_add_condition_to_bb): New declarations.
4316 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4318 (loop_version): Declare.
4319 * cfgloopmanip.c (cfghooks.h): Include.
4320 (duplicate_loop_to_header_edge): Change return type to bool.
4321 (loop_version, lv_adjust_loop_entry_edge): Move here.
4322 * cfgrtl.c (cfgloop.h): Include.
4323 (rtl_verify_flow_info_1): Fix.
4324 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4325 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4327 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4328 tree_lv_add_condition_to_bb): New.
4329 (tree_cfg_hooks): Add new hooks to initialization.
4330 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4331 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4333 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4335 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4336 xstormy16_below100_or_register,
4337 xstormy16_splittable_below100_or_register, and
4338 nonimmediate_nonstack_operand.
4340 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4341 xstormy16_ineqsi_operator, equality_operator,
4342 inequality_operator, shift_operator,
4343 xstormy16_below100_operand, xstormy16_below100_or_register,
4344 xstormy16_splittable_below100_or_register,
4345 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4346 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4347 equality_operator, inequality_operator,
4348 xstormy16_below100_operand, xstormy16_below100_or_register,
4349 xstormy16_splittable_below100_or_register,
4350 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4351 nonimmediate_nonstack_operand, shift_operator): Move to
4353 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4354 * config/stormy16/stormy16.md: Include predicates.md.
4355 * config/stormy16/predicates.md: New.
4357 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4359 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4360 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4361 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4362 move_operand, power_of_2_operand): Move to predicates.md.
4363 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4364 PREDICATE_CODE): Remove.
4365 * config/iq2000/iq2000.md: Include predicates.md.
4366 * config/iq2000/predicates.md: New.
4368 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4370 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4371 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4372 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4373 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4374 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4375 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4376 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4377 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4378 (TARGET_M68HC11): Delete.
4379 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4380 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4381 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4382 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4383 (nb_soft_regs): Delete.
4384 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4385 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4386 and MASK_M6812 being set simultaneously. Change the code that sets
4387 the default m68hc11_soft_reg_count to use integers instead of strings.
4388 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4389 m68hc11_soft_reg_count (which now has an int type) as the number
4391 * config/m68hc11/m68hc11.opt: New file.
4393 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4395 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4396 fp_displacement_operand, sp_displacement_operand.
4398 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4400 Remove the prototypes for tst_operand, cmp_operand,
4401 stack_register_operand, d_register_operand,
4402 hard_addr_reg_operand, splitable_operand,
4403 m68hc11_logical_operator, m68hc11_arith_operator,
4404 m68hc11_non_shift_operator, m68hc11_shift_operator,
4405 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4406 non_push_operand, hard_reg_operand, and
4407 reg_or_some_mem_operand.
4408 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4410 (tst_operand, cmp_operand, non_push_operand,
4411 splitable_operand, reg_or_some_mem_operand,
4412 stack_register_operand, d_register_operand,
4413 hard_addr_reg_operand, hard_reg_operand,
4414 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4415 m68hc11_arith_operator, m68hc11_non_shift_operator,
4416 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4418 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4419 * config/m68hc11/m68hc11.md: Include predicates.md.
4420 * config/m68hc11/predicates.md: New.
4422 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4425 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4426 change checked in along with 2005-03-03's patch for debug/20253.
4427 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4428 (remap_decl): Insert type decl in map earlier.
4430 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4432 PR tree-optimization/20640
4433 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4434 post-dominator if it has phi nodes.
4435 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4436 before dead statements.
4438 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4441 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4443 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4445 PR rtl-optimization/20290
4446 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4447 in every iteration if the entry point is the exit test.
4449 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4451 * config/cris/cris.md (attribute "length"): Define.
4453 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4455 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4456 (word_offset_memref_operand): New.
4457 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4458 (indexed_or_indirect_operand): Delete.
4459 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4460 (indexed_or_indirect_operand): Delete.
4462 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4465 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4468 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4469 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4471 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4473 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4475 2005-04-01 Ian Lance Taylor <ian@airs.com>
4477 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4478 (rus, prus): Remove static variables.
4479 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4480 (process_command): Permit report_times and use_pipes together.
4482 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4484 * c-decl.c (validate_proto_after_old_defn): Look at
4485 TYPE_MAIN_VARIANT of argument types.
4487 2005-04-01 Paul Brook <paul@codesourcery.com>
4489 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4490 (arm_output_function_epilogue): Allow call_via_SP.
4491 (thumb_call_via_reg, arm_file_end): Ditto.
4492 * config/arm/arm.h (struct machine_function): Include space for SP.
4493 (thumb_call_via_label): Update declaration.
4495 2005-04-01 Ian Lance Taylor <ian@airs.com>
4497 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4498 doing a peephole optimization, once again put any notes in the
4501 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4503 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4505 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4507 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4508 (block_alloc, find_free_reg): Likewise.
4509 * loop-doloop.c (doloop_modify): Likewise.
4510 * loop-invariant.c (record_use): Likewise.
4511 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4512 get_iv_value, canon_condition, eliminate_implied_condition,
4513 eliminate_implied_condition, simplify_using_initial_values,
4514 shorten_into_mode, canonicalize_iv_subregs,
4515 iv_number_of_iterations): Likewise.
4516 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4517 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4518 unswitch_loop): Likewise.
4519 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4520 move_movables, replace_call_address, find_and_verify_loops,
4521 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4522 record_giv, final_giv_value, general_induction_var,
4523 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4524 loop_giv_dump): Likewise.
4526 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4527 GCOV_CHECK_WRITING): Remove.
4528 (gcov_position, gcov_rewrite): Use gcc_assert.
4529 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4530 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4531 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4534 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4536 * tree-inline.c: Fix a typo.
4538 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4540 * configure.ac (enable-checking): Explicitly set all variables for
4541 collective switch values. Alphabetize variables. Rename
4542 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4544 * doc/install.texi (enable-checking): Update documentation.
4545 * configure: Rebuilt.
4547 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4549 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4552 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4554 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4555 Also reject cases where this pattern will cause load delay stalls
4556 unless optimizing for size and it will produce a shorter sequence.
4557 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4558 variants to avoid pre-adjusting the base when possible.
4560 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4562 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4563 the frame and argument pointers.
4564 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4565 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4566 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4567 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4568 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4569 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4571 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4573 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4574 with entry for selectany attribute.
4575 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4577 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4578 (i386_pe_asm_named_section): Handle sections generated by
4579 selectany attribute.
4580 * doc/extend.texi (selectany): Document attribute.
4582 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4583 Jan Hubicka <jh@suse.cz>
4585 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4586 to fix addresses involving EBP and ESP.
4587 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4588 for SUBREGed registers.
4589 (legitimate_address_p): Accept SUBREGed registers.
4591 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4594 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4595 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4598 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4600 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4602 2005-04-01 James E Wilson <wilson@specifixinc.com>
4605 * dwarf2out.c (rtl_for_decl_init): New function.
4606 (rtl_for_decl_location): Extracted from here.
4607 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4608 add_const_value_attribute. Delete initializer_constant_valid_p call.
4610 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4612 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4613 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4614 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4615 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4616 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4617 config/i386/i386.md, config/rs6000/predicates.md,
4618 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4619 config/s390/s390.c, config/stormy16/stormy16.c,
4620 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4623 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4626 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4627 COND_EXPR and CALL_EXPR.
4629 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4632 * genautomata.c (first_cycle_unit_presence): Check all alternative
4633 states for unit presence.
4635 * doc/md.texi: Remove remark about impossibility to query unit
4636 presence in non nondeterministic automaton state.
4638 * config/ia64/ia64.c (get_template): Change order of unit querying.
4640 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4642 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4645 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4647 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4648 flag for edges outside any loops.
4650 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4652 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4654 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4656 * tree-ssa-alias.c: Follow spelling conventions.
4657 * doc/tree-ssa.texi: Fix a typo.
4659 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4661 * postreload-gcse.c: Include target.h.
4662 (gcse_after_reload_main): Return early if we cannot modify jumps.
4663 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4665 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4667 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4668 expensive operations.
4670 2005-03-31 Ian Lance Taylor <ian@airs.com>
4672 * collect2.c (lderrout): New variable.
4673 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4674 if it is set, to stderr.
4675 (handler): Unlink lderrout if it is set.
4676 (dump_file): Add "to" parameter. Change all callers.
4677 (main): Initialize lderrout.
4678 (collect_execute): Add errname parameter. Change all callers.
4679 Rename redir parameter to outname. Never pass
4680 PEX_STDERR_TO_STDOUT to pex_run.
4681 * collect2.h (collect_execute, dump_file): Update declarations.
4682 * tlink.c (tlink_execute): Add errname parameter. Change all
4684 (do_tlink): Check lderrout as well as ldout.
4686 2005-03-31 Caroline Tice <ctice@apple.com>
4688 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4689 (bb-reorder.o): Add errors.h to list of requirements.
4690 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4691 profiledbootstrap flags.
4692 * bb-reorder.c (errors.h): Add new include.
4693 (struct bbro_basic_block_data_def): Add new field, in_trace.
4694 (add_unlikely_executed_notes): Remove function.
4695 (mark_bb_for_unlikely_executed_section): Remove function.
4696 (insert_section_boundary_note): New function.
4697 (verify_hot_cold_block_grouping): New function.
4698 (push_to_next_round_p): Remove variables and tests that push all
4699 cold blocks to last round.
4700 (find_traces): Remove code that added extra round of trace finding
4701 when doing partitioning.
4702 (find_traces_1_round) : Remove variable last_round; add code to
4703 update new struct field, in_trace; correct trace_length where it was
4704 incorrect before (after call to copy_bb); change code that pushed all
4705 cold blocks to last round. Instead verify that all blocks going into
4706 a trace belong in the same partition.
4707 (connect_traces): Modify to connect the traces in two passes, if the
4708 function contains both hot and cold blocks. The first pass connects
4709 all the traces for blocks in the partition that the first block in
4710 the function belongs to; the second pass connnects all the traces
4711 containing blocks that belong in the other partition.
4712 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4713 code that automatically put the first block in a function into the
4714 hot partition if the function had any hot blocks.
4715 (fix_crossing_unconditional_branches): Check number of succ edges
4716 before attempting to get one.
4717 (fix_edges_for_rarely_executed_code): Update comment describing
4719 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4720 remove call to add_unlikely_executed_notes; add call to
4721 verify_hot_cold_block_grouping.
4722 (duplicate_computed_gotos): Don't change computed goto if it's a
4724 (partition_hot_cold_basic_blocks): Update function comment.
4725 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4727 (try_forward_edges): Likewise.
4728 (merge_blocks_move_predecessor_nojumps): Likewise.
4729 (merge_blocks_move_successor_nojumps): Likewise.
4730 (merge_blocks_move): Likewise.
4731 (try_crossjump_bb): Likewise.
4732 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4733 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4734 notes to cold bb's; remove call to update_unlikely_executed_notes.
4735 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4736 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4737 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4738 function declaration.
4739 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4741 (rtl_can_merge_blocks): Remove redundancy from condition.
4742 (try_redirect_by_replacing_jump): Likewise.
4743 (force_nonfallthru_and_redirect): Remove code for adding
4744 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4745 (commit_one_edge_insertion): Likewise.
4746 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4747 * dbxout.c (FORCE_TEXT): Replace function_section with
4748 current_function_section.
4749 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4750 function, switch_text_section.
4751 (struct xcoff_debug): Likewise.
4752 (dbxout_function_end): Add code to put out label diffs for both
4753 hot and cold sections.
4754 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4755 for new debug_hooks funciton, switch_text_section..
4756 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4757 switch_text_section.
4758 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4759 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4760 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4761 dw_fde_switched_sections.
4762 (output_call_frame_info): Add test to see if function switches text
4763 sections in the middle; if so, use appropriate extra hot and cold
4764 section labels to compute size deltas for the hot and cold sections.
4765 (dwarf2out_begin_prologue): Add code to initialize new fields in
4767 (dwarf2out_switch_text_section): New function (invoked through
4768 debug_hook); updates new fields in dw_fde_struct appropriately and
4769 increments separate_line_info_table_in_use.
4770 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4771 dwarf2out_switch_text_section.
4772 (struct var_loc_node): Add new field, section_label.
4773 (output_aranges): Add code to check whether in hot or cold section and
4774 use the appropriate label in calculating deltas.
4775 (output_ranges): Likewise.
4776 (output_line_info): Add code to check which section we're in and
4777 use appropriate hot/cold label.
4778 (add_location_or_constant_value_attribute): Likewise.
4779 (gen_subprogam_die): Modify arange attributes to use correct labels.
4780 (dwarf2out_begin_block): Change call to function_section into call to
4781 current_function_section.
4782 (dwarf2out_end_block): Likewise.
4783 (dwarf2out_source_line): Likewise.
4784 (dwarf2out_var_location): Add code to check whether in hot or cold
4785 section and use the appropriate label.
4786 * except.c (output_function_exception_table): Change call to
4787 function_section into call to current_function_section.
4788 * final.c (profile_function): Likewise.
4789 (scan_ahead_for_unlikely_executed_note): Remove function.
4790 (final_scan_insn): Remove calls to
4791 scan_ahead_for_unlikely_executed_note, and related code for switching
4792 to cold section, except for the single time
4793 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4794 debug_hooks->switch_text_sections; replace appropriate calls to
4795 function_section with calls to current_function_section.
4796 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4797 test_bb to condition.
4798 (find_if_case_2): Likewise.
4799 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4800 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4801 * opts.c (decode_options): Change warning about hot/cold partitioning
4802 with exceptionss to inform (so as not to cause bootstrap failures);
4803 remove warning about partitioning with DWARF debug info.
4804 * output.h (current_function_section): Add new function decl.
4805 (insert_section_boundary_note): Likewise.
4806 (enum in_section): Move this declaration here from varasm.c.
4807 (unlikely_section_label): Likewise.
4808 (unlikely_text_section_name): Likewise.
4809 (last_text_section_name): New global variable.
4810 (last_text_section): Likewise.
4811 (hot_section_label): Likewise.
4812 (hot_section_end_label): Likewise.
4813 (cold_section_end_label): Likewise.
4814 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4815 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4816 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4817 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4818 insn from consideration.
4819 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4820 switch_text_section.
4821 * varasm.c (basic-block.h): Add new include.
4822 (unlikely_section_label_printed): Remove global variable.
4823 (unlikely_section_label): Make global variable not be static any more.
4824 (unlikely_text_section_name): Likewise.
4825 (hot_section_end_label): New global variable (not static)
4826 (first_function_block_is_cold): Likewise.
4827 (hot_section_label): Likewise.
4828 (cold_section_end_label): Likewise..
4829 (last_text_section): New global variable, not static.
4830 (last_text_section_name): New global variable, not static.
4831 (initialize_cold_section_name): New function.
4832 (enum in_section): Move declaration to output.h.
4833 (text_section): Update last_text_section.
4834 (unlikely_text_section): Replace code to determine cold section name
4835 with call to initialize_cold_section_name; Add code to update
4836 last_text_section; remove code for printing out label.
4837 (named_section_real): Add code to update last_text_section and
4838 last_text_section_name as appropriate.
4839 (function_section): Change test for 'unlikely' to depend on
4840 first_function_block_is_cold (moved old test to
4841 current_function_section).
4842 (current_function_section): New function.
4843 (assemble_start_function): Move code that frees
4844 unlikely_text_section_name; initialize hot_section_end_label;
4845 print hot and cold section labels at the start of the function;
4846 set first_function_block_is_cold, if appropriate; initialize l
4847 ast_text_section; add call to insert_section_boundary_note.
4848 (assemble_end_function): Add code to write out hot and cold section
4850 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4851 switch_text_section.
4852 * config/darwin.c (machopic_select_section): Replace incorrect
4853 function in base_funs; update reloc for cold sections if necessary.
4854 * config/darwin.h (SECTION_FUNCTION): Add code to update
4855 last_text_section if appropriate.
4856 (text_unlikely_section): Remove.
4857 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4858 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4859 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4860 partitioning for this architecture.
4862 2005-03-31 Olivier Hainque <hainque@adacore.com>
4864 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4865 defined and non-zero.
4867 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4870 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4873 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4876 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4877 label operand. Remove (use (unspec..)). Don't emit a label on
4879 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4880 generate inline label for load_toc_v4_PIC_1b.
4881 (rs6000_emit_load_toc_table): Likewise.
4883 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4885 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4886 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4888 2005-03-29 Devang Patel <dpatel@apple.com>
4890 * tree-sra.c (decide_block_copy): Disable scalarization of
4893 2005-03-30 Stuart Hastings <stuart@apple.com>
4894 Dale Johannesen <dalej@apple.com>
4896 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4897 * print-tree.c (print_node): Add case STATEMENT_LIST.
4899 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4901 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4902 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4903 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4904 is given with "powerpc64*" or "all", or when --with-cpu chooses
4907 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4910 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4911 gen_lexical_block_die.
4912 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4914 2005-03-31 Jan Hubicka <jh@suse.cz>
4916 2004-11-02 Jan Hubicka <jh@suse.cz>
4918 * cgraph.c (cgraph_varpool_node_name): New function.
4919 (dump_cgraph_varpool_node): New function.
4920 (dump_varpool): New function.
4921 * cgraphunit.c (cgraph_optimize): Dump varpool.
4923 2004-10-16 Jan Hubicka <jh@suse.cz>
4925 * cgraph.c (decide_is_variable_needed): New function.
4926 (cgraph_varpool_finalize_decl): Use it.
4927 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4929 * final.c (output_addr_const): Do not call mark_referenced.
4930 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4931 always go via cgraph.
4932 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4933 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4934 * tree-optimize.c (execute_inline): Mark functions called.
4935 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4937 2004-10-11 Jan Hubicka <jh@suse.cz>
4939 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4940 (cgraph_varpool_last_needed_node): New static variable.
4941 (enqueue_needed_varpool_node): Break out from ...; add items to the
4942 end of queue; update first pointers.
4943 (cgraph_varpool_mark_needed_node): ... here.
4944 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4945 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4946 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4947 (cgraph_varpool_first_unanalyzed_node): Declare.
4948 * cgraphunit.c: Include output.h.
4949 (cgraph_varpool_analyze_pending_decls): New function.
4950 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4951 for errors, analyze pending decls.
4952 (cgraph_finalize_compilation_unit): Only analyze decls.
4953 (cgraph_optimize): Assemble the decls after expanding.
4955 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4957 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4958 subvars get marked properly in tags for grouping.
4959 (add_pointed_to_var): Mark only actual pointed to
4960 variables/subvars in addresses needed.
4961 (create_overlap_variables_for): Clear call clobbered on original
4963 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4964 addresable vars with subvars into list.
4965 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4968 2005-03-30 Richard Henderson <rth@redhat.com>
4970 * cgraph.h (struct cgraph_node): Add alias.
4971 * varasm.c (assemble_alias): Set it.
4972 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4973 avoid calling cgraph_expand_function.
4975 2005-03-30 Tom Tromey <tromey@redhat.com>
4977 * tree.def (FILE_TYPE): Removed.
4978 * typeclass.h (enum type_class): Removed file_type_class.
4979 * dwarf2out.c (is_base_type): Updated.
4980 (gen_type_die): Likewise.
4981 * dbxout.c (dbxout_type): Updated.
4982 * builtins.c (type_to_class): Updated.
4983 * tree.c (type_contains_placeholder_1): Updated.
4984 * config/sparc/sparc.c (sparc_type_code): Updated.
4985 * config/ia64/ia64.c (hfa_element_mode): Updated.
4986 * expr.c (count_type_elements): Updated.
4987 * stor-layout.c (layout_type): Updated.
4988 * tree-inline.c (remap_type): Updated.
4989 * tree-pretty-print.c (dump_generic_node): Updated.
4991 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4993 * builtins.c (expand_builtin_powi): Fix mode of
4994 2nd argument to match int.
4995 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4996 2nd argument type to int.
4997 * libgcc2.c: Change prototype of __powi* functions to use
5000 2005-03-30 Dale Johannesen <dalej@apple.com>
5003 * calls.c (expand_call): Flush pending deferrals before
5006 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5010 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5011 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5012 c_label_context, label_context_stack): New.
5013 * c-decl.c (define_label): Check for jumps into statement
5014 expressions. Add label to list of defined labels.
5015 (start_function): Push context on label_context_stack.
5016 (finish_function): Pop context from label_context_stack.
5017 * c-typeck.c (label_context_stack): New.
5018 (c_finish_goto_label): Check for jumps into statement
5019 expressions. Add label to list of jumped to labels.
5020 (struct c_switch): Add blocked_stmt_expr.
5021 (c_start_case): Initialize it.
5022 (do_case): Check it.
5023 (c_finish_case): Verify !blocked_stmt_expr.
5024 (c_begin_stmt_expr): Push context on label_context_stack.
5025 Increment blocked_stmt_expr. Mark labels jumped to from outside
5027 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5028 defined in the statement expression and no longer jumpable to.
5029 Mark labels jumped to from just outside the statement expression
5030 as again definable. Pop context from label_context_stack.
5031 * doc/extend.texi (Statement Exprs): Update.
5033 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5036 * c-decl.c (start_function): Check for old_decl being
5039 2005-03-30 Ian Lance Taylor <ian@airs.com>
5041 * final.c (final): Remove prescan parameter. Change all callers.
5042 (final_scan_insn): Remove prescan parameter. Change all callers.
5044 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5046 * tree-vectorizer.c: Fix comment typos.
5048 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5050 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5051 as soon as a chrec_dont_know is detected.
5053 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5055 Merge from csl-arm-branch.
5056 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5058 * tlink.c (recompile_files): Do not assume that "rename" can
5059 overwrite an existing file.
5061 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
5063 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
5064 * gcc/configure: Regenerate.
5066 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5068 * doc/install.texi: Update binutils requirement for powerpc*-linux.
5070 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
5072 * calls.c (struct arg_data): Update "partial" comment.
5073 (load_register_parameters): Update "nregs" comment.
5075 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5077 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
5078 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
5079 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
5080 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
5081 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
5082 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
5083 than target_flags & 0.
5084 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
5085 (iq2000_arch, iq2000_parse_cpu): Delete.
5086 (TARGET_HANDLE_OPTION): Override default.
5087 (iq2000_handle_option): New function.
5088 (override_options): Remove -march= and -mcpu= handling.
5089 * config/iq2000/iq2000.opt: New file.
5091 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5093 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
5094 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
5095 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
5096 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
5097 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
5098 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
5099 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
5100 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
5101 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
5102 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
5103 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
5104 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
5105 (c4x_rpts_cycles_string, c4x_cpu_version_string)
5106 (TARGET_OPTIONS): Delete.
5107 (c4x_rpts_cycles, c4x_cpu_version): Declare.
5108 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
5109 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
5110 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
5111 (c4x_cpu_version_string): Delete.
5112 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5113 (c4x_handle_option): New function. Map -m3x and -m4x options to the
5114 equivalent -mcpu= option.
5115 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
5116 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
5117 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
5118 or clearing the appropriate MASK_* bit.
5119 (c4x_file_start): Use c4x_cpu_version.
5120 * config/c4x/c4x.opt: New file.
5122 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5124 * doc/options.texi: Document the new MaskExists flag.
5125 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5126 if the option has the MaskExists flag.
5128 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5130 * opt-functions.awk (flag_set_p, test_flag): New functions.
5131 (switch_flags): Use them.
5132 * opth-gen.awk: Use flag_set_p to check for flags.
5133 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5135 2005-03-30 Ian Lance Taylor <ian@airs.com>
5137 * config.host (i[34567]86-*-mingw32*): Don't set
5138 host_can_use_collect2 to no.
5140 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5143 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5144 Remove convert_memory_address call duplicating that in memory_address.
5146 2005-03-29 Richard Henderson <rth@redhat.com>
5149 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5150 (build_compound_literal): Likewise. Propagate decl type into the
5152 (finish_decl): Likewise. Use new return value from complete_array_type
5153 for zero sized arrays.
5154 (complete_array_type): Move ...
5155 * c-common.c (complete_array_type): ... here. Change first argument
5156 to pointer-to-type-node. Consistently use sizetype for the index
5157 except for zero sized arrays. Detect zero sized arrays for pedantic
5158 mode diagnostics. Create a new type node instead of modifying the
5160 * c-tree.h (complete_array_type): Move decl ...
5161 * c-common.h (complete_array_type): ... here.
5163 2005-03-29 Richard Henderson <rth@redhat.com>
5166 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5168 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5170 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5171 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5172 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5173 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5175 2005-03-29 Eric Christopher <echristo@redhat.com>
5177 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5178 truthvalue conversion removal.
5180 2005-03-29 Ian Lance Taylor <ian@airs.com>
5183 * collect2.c: Never include <vfork.h>.
5184 (VFORK_STRING, vfork): Don't define.
5185 (pid): Remove global variable.
5186 (handler): Call raise instead of kill (getpid(), ...).
5187 (collect_wait): Add pex parameter. Change all callers. Use
5188 pex_get_status rather than pwait.
5189 (do_wait): Add pex parameter. Change all callers.
5190 (collect_execute): Return struct pex_obj * rather than void. Use
5191 pex routines rather than pexecute.
5192 (fork_execute): Get pex_obj from collect_execute, and pass it to
5194 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5195 Only declare quit_handler if SIGQUIT is defined.
5196 (scan_libraries): Likewise.
5197 * collect2.h (collect_execute): Update declaration.
5198 (collect_wait): Update declaration.
5199 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5200 pass it to collect_wait.
5202 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5205 * c-parser.c (c_parser_compound_statement_nostart): Give error
5206 message for EOF instead of just setting parser->error.
5208 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5210 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5211 (slpeel_update_phi_nodes_for_guard1): New function.
5212 (slpeel_update_phi_nodes_for_guard2): New function.
5213 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5214 of slpeel_update_phi_nodes_for_guard.
5215 (vectorize_loops): Remove call to loop_closed_rewrite.
5216 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5219 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5221 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5222 (TARGET_LITTLE_ENDIAN): New macro.
5223 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5224 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5225 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5226 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5227 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5228 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5229 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5230 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5231 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5232 (TARGET_OPTIONS): Delete.
5233 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5234 (CACHE_FLUSH_TRAP): Turn into an integer.
5235 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5236 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5237 -mflush-trap is in use.
5238 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5239 (m32r_cache_flush_trap_string): Delete.
5240 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5241 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5242 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5243 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5244 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5245 -mmodel= and -msdata= handling from...
5246 (m32r_init): ...here.
5247 * config/m32r/m32r.opt: New file.
5249 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5251 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5252 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5253 * tree-vect-analyze.c (vect_object_analysis): additional parm
5254 pass back a "struct ptr_info_def *" with the points-to info.
5255 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5256 statement using info returned from vect_object_analysis.
5257 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5258 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5259 for virtual uses and defs when creating a replacement vector
5260 reference. Call duplicate_ssa_name_ptr_info to define points-to
5261 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5262 (vectorizable_store): copy_virtual_operands and update
5263 definition statements.
5264 (vectorizable_load): copy_virtual_operands. Remove call to
5265 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5266 * tree-vectorizer.c (vectorize_loops): Remove calls to
5267 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5268 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5269 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5270 define macro STMT_VINFO_PTR_INFO for use in accessing.
5271 * tree.h add export of duplicate_ssa_name_ptr_info.
5272 * rs6000.c (altivec_init_builtins): Declare builtin function
5273 __builtin_altivec_mask_for_load to be "const".
5275 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5278 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5279 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5280 assemble_variable on aliases.
5281 * varasm.c (assemble_alias): Set node->alias.
5282 * toplev.c (wrapup_global_declarations): Don't call
5283 rest_of_decl_compilation on aliases again.
5285 2005-03-29 Paul Brook <paul@codesourcery.com>
5287 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5288 * config/arm/arm.c (arm_dbx_register_number): New function.
5289 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5291 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5294 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5295 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5297 2005-03-29 Dale Johannesen <dalej@apple.com>
5299 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5300 $(TREE_H) and $(COVERAGE_H).
5301 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5302 * opts.c (common_handle_option): Enable tree-based value transforms.
5303 * toplev.c (process_options): Ditto.
5304 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5305 refers to references to this type.
5306 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5307 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5308 for may_be_more, may_be_less.
5309 (rtl_gen_pow2_profiler): Adjust.
5310 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5311 (rtl_gen_one_value_profiler): Adjust.
5312 (rtl_gen_const_delta_profiler): Adjust.
5313 * tree-profile.c (tree_gen_interval_profiler): Implement.
5314 (tree_gen_pow2_profiler): Ditto.
5315 (tree_gen_one_value_profiler): Ditto.
5316 (tree_profiling): New.
5317 (pass_tree_profile): Reference it.
5318 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5320 (insn_divmod_values_to_profile): Rename to
5321 rtl_divmod_values_to_profile. Adjust.
5322 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5323 (insn_prefetch_values_to_profile): Adjust.
5324 (rtl_value_profile_transformations): Adjust.
5325 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5326 (gen_mod_pow2): Rename to rtl_mod_pow2.
5327 (gen_mod_subtract): Rename to rtl_mod_subtract.
5328 (divmod_fixed_value_transform): Rename to
5329 rtl_divmod_fixed_value_transform.
5330 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5331 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5332 (rtl_find_values_to_profile): Adjust.
5333 (tree_value_profile_transformations): Implement.
5334 (tree_divmod_values_to_profile): New.
5335 (tree_values_to_profile): New.
5336 (tree_divmod_fixed_value): New.
5337 (tree_mod_pow2): New.
5338 (tree_mod_subtract): New.
5339 (tree_divmod_fixed_value_transform): New.
5340 (tree_mod_pow2_value_transform): New.
5341 (tree_mod_subtract_transform): New.
5342 (tree_find_values_to_profile): Implement.
5343 * profile.c (instrument_values): Free histograms.
5344 (compute_value_histograms): Adjust. Implement tree version.
5346 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5348 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5349 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5350 variable. Output "fldcw" depending on round_mode.
5351 * config/i386/i386.md (UNSPEC_FIST): New.
5352 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5353 New isns patterns to implement lrint and llrint built-ins as x87
5355 (fistdi2, fist<mode>2 splitters): New splitters.
5356 (lrint<mode>2): New expanders.
5358 2005-03-28 Ian Lance Taylor <ian@airs.com>
5360 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5361 0 when calling final_scan_insn.
5363 2005-03-28 Jan Hubicka <jh@suse.cz>
5366 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5369 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5370 types where possible.
5372 2005-03-26 Per Bothner <per@bothner.com>
5374 Make -f[no-]show-column also control non-cpp diagnostics.
5375 * c.opt (fshow-column): Move option from here ...
5376 * common.opt (fshow-column): ... to here.
5377 * diagnostic.c (diagnostic_build_prefix): Only print column number
5378 if flag_show_column.
5380 2005-03-27 Steven Bosscher <stevenb@suse.de>
5382 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5383 vax_output_conditional_branch): New prototypes.
5384 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5385 extracted from vax.md mov and add patterns.
5386 (vax_output_conditional_branch): New function to output conditional
5387 branch instructions.
5388 * vax.md: Use mode macros for arithmetic and mov patterns.
5389 Use code macros for the jump patterns.
5391 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5393 * Makefile.in (libbackend.o): Depend on version files;
5394 add custom generation command.
5396 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5399 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5400 sure that we have a REG before getting its REGNO.
5402 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5404 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5405 * builtins.def (BUILT_IN_STRNDUP): New.
5407 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5409 PR tree-optimization/20470
5410 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5413 2005-03-25 Mike Stump <mrs@apple.com>
5415 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5418 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5420 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5421 Use our own structure definitions.
5423 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5424 (fix_truncdfsi2): Allow registers or memory as destination.
5425 When TARGET_PPC_GFXOPT, generate simplified pattern.
5426 (fix_truncdfsi2_internal): Use define_insn_and_split.
5427 (fix_truncdfsi2_internal_gfxopt): New.
5428 (fctiwz): Don't confuse register allocation by giving it no choices.
5430 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5431 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5432 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5433 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5435 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5437 * dominance.c (free_dominance_info): Speed up by freeing et
5438 data structures without maintaining other nodes.
5439 * et-forest.c (et_free_tree_force): New.
5440 * et-forest.h: Add a prototype for et_free_tree_force.
5442 * tree.c (get_set_constructor_bits,
5443 get_set_constructor_bytes): Remove.
5444 * tree.h: Remove the corresponding prototypes.
5446 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5449 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5450 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5451 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5452 PRE_DEC, NEG and NOT.
5454 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5456 * fold-const.c: Convert uses of fold (build (...)) to
5459 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5461 PR rtl-optimization/20249
5462 * cse.c (insert_regs): Do not record equivalence of registers in
5465 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5467 * emit-rtl.c (reverse_comparison): Remove.
5468 * rtl.h: Remove the corresponding prototype.
5470 2005-03-24 James E Wilson <wilson@specifixinc.com>
5472 * doc/install.texi (--enable-altivec): Delete docs.
5474 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5476 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5477 SFmode and DFmode before reload when
5478 flag_unsafe_math_optimizations not enabled.
5480 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5482 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5484 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5485 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5487 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5489 * configure.ac (enable-checking): Add 'runtime' option.
5490 * doc/install.texi (enable-checking): Document 'runtime' checking.
5491 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5492 * config.in: Regenerated.
5493 * configure: Regenerated.
5495 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5497 * optabs.h (enum optab_index): Remove OTI_llrint.
5498 (llrint_optab): Remove macro.
5499 * optabs.c (init_optabs): Remove llrint_optab initialization.
5500 * genopinit.c (optabs): Remove llrint_optab implementation.
5501 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5504 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5506 PR rtl-optimization/20532
5507 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5508 overflow when adding coefficients for PLUS or MINUS.
5509 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5512 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5514 * langhooks.h (truthvalue_conversion): Remove.
5515 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5516 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5517 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5518 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5519 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5521 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5523 * params.def: Fix a typo.
5524 * config/mips/mips.c: Follow the spelling convensions.
5525 * doc/invoke.texi: Fix typos.
5527 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5529 Fix PR tree-optimization/20601
5531 * tree-ssa-pre.c (insert_aux): Add missing condition to
5534 2005-03-23 Ian Lance Taylor <ian@airs.com>
5536 * final.c (final_scan_insn): Don't remove no-op instructions.
5537 * reload1.c (reload): Remove simple no-op instructions even when
5540 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5542 PR tree-optimization/20501
5543 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5544 reporting that peeling for alignment is applied moved to...
5545 * (vect_analyze_data_refs_alignment): Here.
5547 2005-03-23 Ian Lance Taylor <ian@airs.com>
5549 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5551 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5553 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5554 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5556 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5558 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5559 imply that this is called once, independent of asms in code.
5560 Adjust to now being pased output and input lists. Mention helper
5561 function decl_overlaps_hard_reg_set_p.
5562 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5563 hook_tree_tree_identity and to take three trees, returning third.
5564 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5566 * stmt.c: include hard-reg-set.h before tree.h.
5567 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5568 (decl_conflicts_with_clobbers_p): Call
5569 decl_overlaps_hard_reg_set_p.
5570 (expand_asm_operands): Pass output and input lists in call to
5571 targetm.md_asm_clobbers.
5572 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5573 hook_tree_tree_tree_tree_3rd_identity.
5574 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5576 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5577 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5578 parameters, first two unused.
5579 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5580 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5581 in constraint letters and MOF is not mentioned as a asm-declared
5582 register in neither of the input and output lists.
5584 2005-03-23 DJ Delorie <dj@redhat.com>
5586 * optabs.c (expand_binop): Make sure the first subword's result
5589 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5591 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5592 Call c_common_truthvalue_conversion rather than
5593 lang_hooks.truthvalue_conversion.
5594 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5595 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5597 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5598 c_common_truthvalue_conversion.
5599 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5600 c_parser_conditional_expression, c_parser_binary_expression): Call
5601 c_objc_common_truthvalue_conversion.
5602 * c-typeck.c (build_unary_op): Call
5603 c_objc_common_truthvalue_conversion.
5604 (build_conditional_expr): Do not call
5605 lang_hooks.truthvalue_conversion.
5606 (build_binary_op): Call c_common_truthvalue_conversion.
5607 (c_objc_common_truthvalue_conversion): Moved from
5608 c-objc-common.c. Call default_function_array_conversion instead
5609 of default_conversion.
5611 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5613 * c-common.h (default_conversion): Remove.
5614 (perform_integral_promotions): Add.
5615 * c-tree.h (default_conversion): Add.
5616 * c-typeck.c (perform_integral_promotions): New, split out from
5618 * c-common.c (check_case_value): Use perform_integral_promotions,
5619 not default_conversion.
5620 (c_add_case_label): Don't continue processing case label after
5621 found to be pointer.
5623 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5625 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5626 the prefix list if we have already added a multilib directory
5628 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5631 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5633 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5635 * reload.h: Remove the prototype for indirect_symref_ok.
5637 * reload1.c (indirect_symref_ok): Make it global.
5638 * reload.h: Add a prototype for indirect_symref_ok.
5640 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5642 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5645 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5647 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5649 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5651 * c-opts.c (c_common_parse_file): Only start/end main source file
5652 if debug hooks says the writer wants it.
5653 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5655 (xcoff_debug_hooks): Ditto.
5656 * debug.c (do_nothing_hooks): Ditto.
5657 * debug.h (gcc_debug_hooks): Ditto.
5658 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5659 * sdbout.c (sdb_debug_hooks): Ditto.
5660 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5662 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5664 * doc/extend.texi: Deprecate C++ min/max operators.
5666 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5668 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5669 artificial original candidates.
5671 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5672 Jan Hubicka <jh@suse.cz>
5673 Steven Bosscher <stevenb@suse.de>
5675 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5676 call cost based on argument sizes.
5677 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5679 * params.def: (max-inline-inssn-single): Set to 450.
5680 (max-inline-insns-auto): Set to 90.
5681 (max-inline-insns-recursive): Set to 450
5682 (max-inline-insns-recursive-auto): Set to 450.
5683 (large-function-insns): Set to 2700.
5684 (inline-call-cost): New parameter.
5685 * tree-inline.c (estimate_move_cost): New function.
5686 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5687 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5689 * tree-inline.h (estimate_move_cost): Declare.
5690 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5691 (max-inline-insns-auto): Change default to 90.
5692 (max-inline-insns-recursive): Change default to 450
5693 (max-inline-insns-recursive-auto): Change default to 450.
5694 (large-function-insns): Change default to 2700.
5695 (inline-call-cost): Document new parameter.
5697 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5699 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5700 (TARGET_DEFAULT): Delete.
5701 * config/i860/i860.opt: New file.
5703 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5705 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5706 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5707 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5708 (frv_sched_lookahead): Delete.
5709 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5710 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5711 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5712 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5713 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5714 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5715 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5716 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5717 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5718 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5719 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5720 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5721 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5722 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5723 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5724 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5725 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5726 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5727 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5728 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5729 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5730 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5731 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5732 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5733 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5734 (frv_sched_lookahead): Delete.
5735 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5736 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5737 (frv_handle_option): New function. Move -mcpu= handling from...
5738 (frv_override_options): ...here. Remove handling of other
5740 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5741 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5742 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5743 and TARGET_NO_MULTI_CE.
5744 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5745 !TARGET_VLIW_BRANCH.
5746 * config/frv/frv.opt: New file.
5748 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5750 * fold-const.c (fold_ternary): Take decomposed arguments of
5752 (fold): Update a call to fold_ternary.
5754 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5755 * tree.h: Add corresponding prototypes.
5757 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5760 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5761 between jump table and its label.
5762 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5763 resp. ADDR_DIFF_VEC and the label preceeding it.
5764 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5765 is emitted in the right section.
5767 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5769 * fold-const.c (fold_unary, fold_binary): Update comments
5772 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5774 PR rtl-optimization/20527
5775 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5776 REG_INC note, test that the register also isn't mentioned in PRED
5779 2005-03-22 Ben Elliston <bje@au.ibm.com>
5781 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5784 2005-03-21 Mike Stump <mrs@apple.com>
5786 * varasm.c (default_assemble_visibility): Remove extra ().
5788 2005-03-21 Roger Sayle <roger@eyesopen.com>
5791 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5792 to determine whether a block can be duplicated, rather than test
5793 whether the block contains noncopyable insns ourselves.
5795 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5797 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5800 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5802 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5804 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5806 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5807 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5808 * config/fr30/fr30.opt: New file.
5810 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5812 Fix PR tree-optimization/20542
5814 * tree-flow-inline.h (overlap_subvar): Move to here.
5815 * tree-ssa-operands.c: From here.
5816 * tree-flow.h (overlap_subvar): Declare.
5817 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5818 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5819 for variables with subvars.
5821 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5824 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5825 * modulo-sched.c (const_iteration_count): Return on NULL
5827 (print_node_sched_params): Return on NULL dump_file.
5828 (generate_reg_moves): Handle reg-anti dependencies and disregard
5829 closing branch when generating register moves.
5830 (sms_schedule): Mark the SMSed block dirty.
5831 * passes.c (rest_of_handle_sms): Call update_life_info for all
5833 * testsuite/gcc.dg/20050321-1.c: New test.
5835 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5837 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5838 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5839 movqi_internal): Likewise.
5841 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5843 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5844 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5845 xtensa_b4const): Delete prototypes.
5846 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5847 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5848 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5849 xtensa_extra_constraint): New prototypes.
5850 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5851 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5852 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5853 move_operand, const_float_1_operand, fpmem_offset_operand,
5854 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5855 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5856 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5857 argument type to HOST_WIDE_INT.
5858 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5859 xtensa_mask_immediate): Likewise.
5860 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5861 Likewise. Also make these functions static.
5862 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5863 (xtensa_const_ok_for_letter_p): New.
5864 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5865 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5866 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5867 move_operand, const_float_1_operand, fpmem_offset_operand,
5868 branch_operator, ubranch_operator, boolean_operator): Move to
5870 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5871 (xtensa_mem_offset): Change return type to bool.
5872 (xtensa_extra_constraint): New.
5873 (gen_int_relational): Update type of const_range_p function pointer.
5874 Use xtensa_b4const_or_zero.
5875 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5876 xtensa_const_ok_for_letter_p. Update comments.
5877 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5878 (PREDICATE_CODES): Delete.
5879 * config/xtensa/xtensa.md: Include predicates.md.
5880 * config/xtensa/predicates.md: New file.
5882 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5884 * config/v850/v850-protos.h: Remove the prototypes for
5885 reg_or_int9_operand, reg_or_const_operand,
5886 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5887 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5888 movsi_source_operand, power_of_two_operand,
5889 not_power_of_two_operand, special_symbolref_operand,
5890 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5891 register_is_ok_for_epilogue.
5892 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5893 reg_or_int9_operand, reg_or_const_operand,
5894 call_address_operand, special_symbolref_operand,
5895 movsi_source_operand, power_of_two_operand,
5896 not_power_of_two_operand, register_is_ok_for_epilogue,
5897 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5898 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5900 * config/v850/v850.h (PREDICATE_CODES): Remove.
5901 * config/v850/v850.md: Include predicates.md.
5902 * config/v850/predicates.md: New.
5904 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5906 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5907 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5908 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5909 (itoolsdir, itoolsdatadir): Move definition above new first use.
5910 (install-itoolsdirs): New rule.
5911 (install-mkheaders): Depend on install-itoolsdirs, not
5912 install-include-dir.
5914 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5916 * tree-into-ssa.c: Remove obsolete comments.
5918 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5920 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5921 unrolling if -fpeel-loops is specified, too.
5922 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5923 Remove superfluous check for flag_unroll_loops.
5925 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5927 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5928 (lrint_optab, llrint_optab): Define corresponding macros.
5929 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5930 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5931 pattern and llrint_optab using llrintdi2 patterns.
5932 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5933 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5934 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5935 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5936 flag_unsafe_math_optimizations is set.
5938 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5940 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5941 simplify_logical, if_then_else_cond, known_cond,
5942 simplify_comparison): Adjust calls to reverse_comparison.
5943 Don't use combine_reversed_comparison_code).
5944 (combine_reversed_comparison_code): Remove.
5945 (reversed_comparison): Using reversed_comparison_code, move it...
5946 * jump.c (reversed_comparison): ... here.
5947 * rtl.h (reversed_comparison): Add prototype.
5949 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5951 * builtins.c (fold_builtin): Take decomposed arguments of
5953 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5954 * gimplify.c (gimplify_call_expr): Likewise.
5955 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5956 * tree.h: Update the prototype of fold_builtin.
5958 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5960 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5961 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5962 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5963 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5964 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5966 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5968 * builtins.c (fold_builtin_1): Take decomposed arguments of
5970 (fold_builtin): Update a call to fold_builtin_1.
5972 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5975 * gcov.c (output_lines): Only output function block summary when
5976 outputting branch information.
5977 * doc/gcov.texi: Document format of preamble and additional block
5980 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5982 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5983 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5984 the defaults false if BITS_PER_UNIT != 8.
5985 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5986 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5987 than BITS_PER_UNIT != 8.
5988 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5989 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5990 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5992 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5993 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5995 2005-03-20 Roger Sayle <roger@eyesopen.com>
5998 * fold-const.c (fold_binary): Fix type mismatch between
5999 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6000 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6001 for non-truth-valued expressions.
6003 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6004 and FUNCTION_DECL in the main switch.
6005 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6006 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6007 we also need to convert their operands to match.
6008 <TRUTH_NOT_EXPR>: Likewise.
6010 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6012 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6013 diagnostic without checking whether an lvalue.
6014 * c-common.h (lvalue_p): Remove.
6015 (enum lvalue_use): Update comment.
6016 (lvalue_or_else): Replace by lvalue_error.
6017 * c-typeck.c (lvalue_p): Make static.
6018 (lvalue_or_else): New. Call lvalue_error.
6020 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6022 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6023 (function_arg_advance): Use rs6000_parm_start.
6024 (function_arg, rs6000_arg_partial_bytes): Likewise.
6026 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6028 * c-common.c (check_case_value): Adjust comment about stripping
6030 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6031 * c-typeck.c (default_conversion, convert_arguments,
6032 build_modify_expr, convert_for_assignment, store_init_value,
6033 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6034 manually. Remove inaccurate comments.
6036 2005-03-20 Roger Sayle <roger@eyesopen.com>
6037 Joseph S. Myers <joseph@codesourcery.com>
6039 * varasm.c (do_assemble_alias): Restore comment describing function.
6040 Annotate the target parameter as potentially unused.
6042 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6045 * config/avr/avr.c (avr_output_function_prologue): Do not use
6046 current_function_name() in a label, use a local label instead.
6048 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6050 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6051 flag_finite_math_only, not flag_unsafe_math_optimizations.
6053 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6055 * builtins.c (fold_builtin_1): Update a call to
6056 targetm.fold_builtin.
6057 * hooks.c (hook_tree_tree_bool_null): Rename to
6058 hook_tree_tree_tree_bool_null. Take one more argument of type
6060 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6061 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
6062 hook_tree_tree_tree_bool_null.
6063 * target.h (gcc_target): Update the prototype of fold_builtin.
6064 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
6065 arguments of CALL_EXPR.
6066 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
6069 2005-03-20 Jan Hubicka <jh@suse.cz>
6071 * cgraph.h (cgraph_node): Add prev_clone pointer.
6072 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
6073 (cgraph_clone_node): Produce doubly linked chain.
6075 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6077 * c-common.c (handle_aligned_attribute, check_function_sentinel,
6078 get_nonnull_operand, handle_sentinel_attribute,
6079 check_function_arguments_recurse): Do not strip NOPS from
6081 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
6083 * c-format.c (get_constant): Likewise.
6084 * c-parser.c (c_parser_postfix_expression): Likewise.
6085 * c-typeck.c (set_init_index): Likewise.
6086 (convert_arguments): Don't check for NOP_EXPR containing integer
6089 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6091 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
6092 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
6093 Take decomposed arguments of CALL_EXPR.
6094 (fold_builtin_1): Update calls to the functions mentioned
6097 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6099 * c-decl.c (check_bitfield_type_and_width): Require bit-field
6100 width to have integer type.
6101 (build_enumerator): Require enumerator value to have integer type.
6103 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6105 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
6108 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6110 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
6111 std=iso9899:199x): Correct descriptions.
6113 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6115 * config.gcc: Consistently use solaris2.1[0-9]* instead of
6118 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
6120 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
6122 (expand_builtin_memcpy, fold_builtin_1): Update calls to
6123 fold_builtin_memcpy.
6125 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6126 arguments of CALL_EXPR.
6127 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6128 fold_builtin_found, fold_builtin_1): Update calls to
6129 fold_trunc_transparent_mathfn.
6131 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6134 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6135 function pointers on targets that require function pointer
6137 (fold_sign_changed_comparison): Likewise.
6139 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6141 * combine.c (try_combine): When changing the mode of a hard reg, make
6142 sure that doing so is valid.
6144 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6146 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6147 (TARGET_HANDLE_OPTION): Override default.
6148 (avr_handle_option): New function.
6149 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6150 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6151 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6152 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6153 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6154 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6155 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6156 (TARGET_OPTIONS): Delete.
6157 * config/avr/avr.opt: New file.
6159 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6161 * config/m32r/m32r-protos.h: Remove the prototypes for
6162 call_address_operand, symbolic_operand, seth_add3_operand,
6163 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6164 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6165 two_insn_const_operand, move_src_operand,
6166 move_double_src_operand, move_dest_operand,
6167 eqne_comparison_operator, signed_comparison_operator,
6168 large_insn_p, conditional_move_operand, carry_compare_operand,
6169 m32r_block_immediate_operand, extend_operand,
6170 reg_or_eq_int16_operand, int8_operand, and
6171 reg_or_zero_operand.
6172 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6173 seth_add3_operand, int8_operand, cmp_int16_operand,
6174 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6175 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6176 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6177 move_double_src_operand, move_dest_operand,
6178 eqne_comparison_operator, signed_comparison_operator,
6179 extend_operand, small_insn_p, large_insn_p,
6180 conditional_move_operand, carry_compare_operand,
6181 m32r_block_immediate_operand): Move to predicates.md.
6182 (MAX_MOVE_BYTES): Move to m32r.h.
6183 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6184 * config/m32r/m32r.md: Include predicates.md.
6185 * config/m32r/predicates.md: New.
6187 2005-03-18 James E Wilson <wilson@specifixinc.com>
6190 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6193 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6195 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6196 call_address_operand, const_8bit_operand.
6197 * config/mn10300/mn10300.c (call_address_operand,
6198 const_8bit_operand, const_1f_operand): Move to predicates.md.
6199 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6200 * config/mn10300/mn10300.md: Include predicates.md.
6201 * config/mn10300/predicates.md: New.
6203 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6205 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6206 declarations in diagnostics and %E for identifiers, not %s.
6208 2005-03-18 Jan Hubicka <jh@suse.cz>
6209 Dale Johannesen <dalej@apple.com>
6211 * basic-block.h (scale_bbs_frequencies_int,
6212 scale_bbs_frequencies_gcov_type): Declare.
6213 * cfg.c (RDIV): New macro.
6214 (update_bb_frequency_for_threading): Fix.
6215 * basic-block.h (scale_bbs_frequencies_int,
6216 scale_bbs_frequencies_gcov_type): New.
6217 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6218 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6219 scale_bbs_frequencies_int.
6220 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6222 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6224 * config/m32r/m32r-protos.h: Remove the prototypes for
6225 call_address_operand, symbolic_operand, seth_add3_operand,
6226 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6227 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6228 two_insn_const_operand, move_src_operand,
6229 move_double_src_operand, move_dest_operand,
6230 eqne_comparison_operator, signed_comparison_operator,
6231 large_insn_p, conditional_move_operand, carry_compare_operand,
6232 m32r_block_immediate_operand, extend_operand,
6233 reg_or_eq_int16_operand, int8_operand, and
6234 reg_or_zero_operand.
6235 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6236 seth_add3_operand, int8_operand, cmp_int16_operand,
6237 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6238 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6239 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6240 move_double_src_operand, move_dest_operand,
6241 eqne_comparison_operator, signed_comparison_operator,
6242 extend_operand, small_insn_p, large_insn_p,
6243 conditional_move_operand, carry_compare_operand,
6244 m32r_block_immediate_operand): Move to predicates.md.
6245 (MAX_MOVE_BYTES): Move to m32r.h.
6246 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6247 * config/m32r/m32r.md: Include predicates.md.
6248 * config/m32r/predicates.md: New.
6250 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6252 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6253 symbolic_operand, symbolic_memory_operand,
6254 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6255 indexed_memory_operand, move_dest_operand, move_src_operand,
6256 prefetch_cc_operand, prefetch_nocc_operand,
6257 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6258 arith_operand, arith11_operand, pre_cint_operand,
6259 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6260 ireg_operand, int5_operand, uint5_operand, int11_operand,
6261 uint32_operand, arith5_operand, and_operand, ior_operand,
6262 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6263 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6264 shadd_operand, movb_comparison_operator,
6265 cmpib_comparison_operator): Move to predicates.md.
6266 (magic_milli, shadd_constant_p): Make it extern.
6267 * config/pa/pa.h (PREDICATE_CODES): Remove.
6268 * config/pa/pa.md: Include predicates.md.
6269 * config/pa/predicates.md: New.
6271 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6274 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6276 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6277 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6278 config/alpha/freebsd.h, config/alpha/linux.h,
6279 config/alpha/netbsd.h, config/alpha/osf5.h,
6280 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6281 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6282 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6283 doc/cppopts.texi: Update copyright.
6285 2005-03-18 Jan Hubicka <jh@suse.cz>
6288 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6290 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6293 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6295 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6298 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6300 * combine.c (gen_binary): Remove.
6301 (known_cond, simplify_shift_const, find_split_point,
6302 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6303 simplify_logical, expand_field_assignment, extract_left_shift,
6304 force_to_mode, if_then_else_cond, apply_distributive_law,
6305 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6306 simplify_comparison, reversed_comparison): Replace with
6307 simplify_gen_binary, simplify_gen_relational or
6308 distribute_and_simplify_rtx.
6309 (distribute_and_simplify_rtx): New function.
6311 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6312 Paolo Bonzini <gcc.gnu.org>
6314 * calls.c (setjmp_call_p, special_function_p): Update comments
6315 at the head of the functions.
6317 2005-03-18 Jan Hubicka <jh@suse.cz>
6319 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6321 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6322 function body should be released; do not proactively release function
6323 bodies in non-unit-at-a-time mode.
6325 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6327 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6328 mno-fp-ret-in-387 multilib variants.
6330 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6332 * common.opt (m): Remove.
6333 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6335 (common_handle_option): Remove OPT_m case.
6337 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6339 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6341 (fold_builtin_1): Update a call to fold_builtin_bitop.
6343 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6345 (fold_builtin_1): Update a call to fold_builtin_signbit.
6347 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6349 PR tree-optimization/20474
6350 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6351 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6353 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6355 * config/h8300/h8300-protos.h: Remove prototypes for
6356 general_operand_src, general_operand_dst, single_one_operand,
6357 single_zero_operand, call_insn_operand,
6358 two_insn_adds_subs_operand, small_call_insn_operand,
6359 jump_address_operand, bit_operand, bit_memory_operand,
6360 stack_pointer_operand, const_int_gt_2_operand,
6361 const_int_ge_8_operand, const_int_qi_operand,
6362 const_int_hi_operand, incdec_operand, bit_operator,
6363 nshift_operator, eqne_operator, gtle_operator,
6364 gtuleu_operator, iorxor_operator.
6365 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6366 h8300_ldm_stm_parallel.
6367 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6369 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6370 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6371 (h8300_ldm_stm_parallel): Make it extern.
6372 (h8300_ldm_parallel, h8300_stm_parallel,
6373 h8300_return_parallel, general_operand_src,
6374 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6375 nibble_operand, reg_or_nibble_operand, single_one_operand,
6376 single_zero_operand, call_insn_operand,
6377 two_insn_adds_subs_operand, small_call_insn_operand,
6378 jump_address_operand, bit_operand, bit_memory_operand,
6379 stack_pointer_operand, const_int_gt_2_operand,
6380 const_int_ge_8_operand, const_int_qi_operand,
6381 const_int_hi_operand, incdec_operand, eqne_operator,
6382 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6383 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6384 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6385 nshift_operator): Move to predicates.md.
6386 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6387 * config/h8300/h8300.md: Include predicates.md.
6388 * config/h8300/predicates.md: New.
6390 2005-03-17 Richard Henderson <rth@redhat.com>
6392 * config.gcc (ia64*-*-hpux*): Add extra_options.
6393 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6394 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6395 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6396 (ia64_tls_size_string, ia64_tune_string): Remove.
6397 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6398 (TARGET_DEFAULT_TARGET_FLAGS): New.
6399 (TARGET_HANDLE_OPTION): New.
6400 (ia64_override_options): Move options parsing ...
6401 (ia64_handle_option): ... here. New.
6402 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6403 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6404 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6405 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6406 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6407 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6408 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6409 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6410 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6411 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6412 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6413 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6414 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6415 TARGET_EARLY_STOP_BITS): Remove.
6416 (TARGET_ILP32): Default false.
6417 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6418 (enum ia64_inline_type): New.
6419 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6420 * config/ia64/ia64.md: Update for new definitions of
6421 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6422 * config/ia64/ia64.opt: New file.
6423 * config/ia64/ilp32.opt: New file.
6425 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6428 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6430 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6432 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6433 instead of MASK_H8300S.
6434 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6435 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6436 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6437 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6438 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6439 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6440 TARGET_SWITCHES): Remove.
6441 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6443 * config/h8300/h8300.opt: New.
6445 * config/alpha/alpha.opt, config/arc/arc.opt,
6446 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6449 2005-03-17 Ian Lance Taylor <ian@airs.com>
6453 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6455 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6456 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6457 (TARGET_HANDLE_OPTION): Override default.
6458 (arc_handle_option): New function.
6459 (arc_init): Remove code to set arch_cpu_string.
6460 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6461 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6462 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6463 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6464 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6465 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6466 (arc_rodata_string, TARGET_OPTIONS): Delete.
6467 * config/arc/arc.opt: New file.
6469 2005-03-17 Richard Henderson <rth@redhat.com>
6471 * doc/extend.texi (Weak Pragmas): New section.
6472 (attribute alias): Clarify that target must be in the same
6475 2005-03-17 Richard Henderson <rth@redhat.com>
6477 * config/alpha/alpha.opt: New file.
6478 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6480 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6481 alpha_fprm_string, alpha_fptm_string): Make static.
6482 (alpha_tls_size_string): Remove.
6483 (alpha_handle_option): New.
6484 (override_options): Update for alpha_cpu/alpha_tune split.
6485 (alpha_file_start): Likewise.
6486 (TARGET_DEFAULT_TARGET_FLAGS): New.
6487 (TARGET_HANDLE_OPTION): New.
6488 * config/alpha/alpha.h (alpha_tune): Declare.
6489 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6490 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6491 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6492 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6493 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6494 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6495 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6496 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6497 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6498 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6499 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6500 (TARGET_DEFAULT): Remove MASK_FP.
6501 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6502 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6503 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6504 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6505 alpha_tls_size_string): Remove.
6506 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6507 (attribute tune): Rename from attribute cpu.
6508 * config/alpha/ev4.md: Update to match.
6509 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6510 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6511 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6512 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6513 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6514 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6516 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6518 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6519 and return without creating new state if before_nops_num is nonzero.
6520 * config/ia64/ia64.md (first_insn): New attribute.
6521 (alloc): Set it to yes.
6523 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6525 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6526 STMT_VINFO_SUBVARS to NULL.
6527 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6529 2005-03-16 Dale Johannesen <dalej@apple.com>
6531 * rtlanal.c (find_first_parameter_load): Rewrite to
6532 return actual first param load or the call if none,
6533 instead of first in block, when not all loads exist.
6535 2005-03-16 Roger Sayle <roger@eyesopen.com>
6537 * optabs.c (expand_copysign_absneg): Make static.
6538 * optabs.h (expand_copysign_absneg): Delete prototype.
6539 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6541 2005-03-16 Richard Henderson <rth@redhat.com>
6544 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6545 (alias_pairs): Rename from output_defs.
6546 (find_decl_and_mark_needed): Split out from assemble_alias.
6547 (do_assemble_alias): New.
6548 (assemble_output_def): Remove.
6549 (finish_aliases_1, finish_aliases_2): New.
6550 (process_pending_assemble_output_defs): Remove.
6551 (assemble_alias): Defer aliases for which we don't yet have a
6552 non-external decl for the target symbol.
6553 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6554 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6555 * toplev.c (compile_file): Use finish_aliases_2 instead of
6556 process_pending_assemble_output_defs.
6557 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6558 (process_pending_assemble_output_defs): Remove.
6560 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6562 Fix PR tree-optimization/20489
6564 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6565 for empty structures.
6567 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6569 Fix PR tree-optimization/20490
6571 * tree-ssa-pre.c (create_expression_by_pieces): Use
6572 force_gimple_operand on result of fold.
6574 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6576 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6577 of closing parenthesis.
6579 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6581 * builtins.c (expand_movstr): Update a call to
6582 fold_builtin_strcpy.
6583 (expand_builtin_strncpy): Update a call to
6584 fold_builtin_strncpy.
6585 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6586 arguments of CALL_EXPR.
6587 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6588 fold_builtin_strncpy.
6589 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6590 * tree.h: Update the prototypes of fold_builtin_strcpy and
6591 fold_builtin_strncpy.
6593 2005-03-16 Steven Bosscher <stevenb@suse.de>
6594 Dorit Naishlos <dorit@il.ibm.com>
6596 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6597 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6600 2005-03-16 Steven Bosscher <stevenb@suse.de>
6602 * tree-inline.c (walk_type_fields, walk_tree,
6603 walk_tree_without_duplicates): Move from here...
6604 * tree.c: ...to here.
6606 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6608 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6609 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6610 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6611 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6612 (version): Define using $(BASEVER_c).
6613 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6615 (version.o): Depend on version files; add custom generation command.
6616 (prefix.o): Define BASEVER on command line.
6617 (s-iov): Depend on version files; adjust command.
6618 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6620 (gcc-vers.texi): New rule.
6621 (doc/%.info, doc/%.dvi): Add -I . to command line.
6622 (doc/gccinstall.dvi): Likewise.
6623 (PACKAGE): Delete. All uses replaced with "gcc".
6624 * aclocal.m4: Do not include gcc-version.m4.
6625 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6626 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6627 Set is_release based on contents of DEV-PHASE.
6628 Set gcc_version based on contents of BASE-VER.
6629 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6630 * config.in, configure: Regenerate.
6631 * gccbug.in: Determine version of GCC in use at runtime.
6632 * gcov-iov.c: Get version number and development phase from
6633 command line, not by including version.c.
6634 * intl.c: Replace all uses of PACKAGE with "gcc".
6635 * libada-mk.in: Delete unused "gcc_version" variable.
6636 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6637 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6638 commentary to match.
6639 (version_string): Put together from pieces.
6640 * config/alpha/x-vms: Do not use $(gcc_version).
6641 * config/i386/t-nwld: Likewise.
6642 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6643 version-GCC and DEVELOPMENT.
6645 2005-03-15 Roger Sayle <roger@eyesopen.com>
6647 PR tree-optimization/17454
6648 * tree.c (tree_size): Add case for TREE_BINFO.
6649 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6650 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6652 2005-03-15 Roger Sayle <roger@eyesopen.com>
6654 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6655 op1 whilst expanding the signed widenening multiply variant.
6657 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6659 * toplev.c (display_target_options): Avoid unused variable warning if
6660 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6661 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6662 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6663 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6664 (mips_isa_info): New variable.
6665 (mips_parse_cpu): Remove the first argument and leave the caller
6667 (TARGET_HANDLE_OPTION): Override default.
6668 (mips_handle_option): New function. Move option validation code from...
6669 (override_options): ...here. Update calls to mips_parse_cpu.
6670 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6671 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6672 (SUBTARGET_TARGET_OPTIONS): Delete.
6673 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6674 (mno-flush-func, mtune=): New options.
6676 2005-03-15 Roger Sayle <roger@eyesopen.com>
6677 Richard Henderson <rth@redhat.com>
6679 * real.c (c4x_single_format, c4x_extended_format): Provide values
6680 for signbit_ro for c4x's single and extended floating point formats.
6681 * optabs.c (expand_copysign): Use the floating point format's
6682 signbit_ro for expanding via expand_copysign_absneg, and it's
6683 signbit_rw field for expanding via expand_copysign_bit.
6685 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6687 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6688 known_alignment_for_access_p.
6689 (known_alignment_for_access_p): New.
6690 (do_peeling_for_alignment): Field made int instead of bool and renamed
6691 to peeling_for_alignment.
6692 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6693 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6694 functionality used to be in vect_analyze_operations.
6695 (vect_analyze_operations): Code to determine vectorization factor was
6696 moved to vect_determine_vectorization_factor.
6697 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6698 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6700 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6701 be part of vect_analyze_operations).
6702 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6703 creating the guard condition, as the number of iterations may be
6705 (slpeel_tree_peel_loop_to_edge): Use new name of
6706 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6707 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6708 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6709 (vect_do_peeling_for_alignment): Use fold.
6710 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6712 (vect_update_inits_of_dr): Renamed to
6713 vect_update_init_of_dr.
6714 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6715 (vectorizable_store): Fix assertion to use == instead of =.
6717 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6719 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6720 call_used_regs for wCG registers.
6722 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6724 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6725 for non-offsettable memory references to cope with outstanding reload
6726 replacements, take 2.
6728 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6731 * config/i386/i386.h (x86_fisttp): New.
6732 (TARGET_FISTTP): New macro.
6733 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6734 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6735 instruction when fisttp flag is set.
6736 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6738 * config/i386/i386.md (type attribute): Add fisttp.
6739 (unit attribute): Set to i387 for fisttp type.
6740 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6741 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6743 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6744 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6746 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6747 patterns for TARGET_FISTTP. Enable patterns for
6748 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6749 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6750 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6751 implement fisttp x87 insn.
6752 (fix_trunc*_i387_fisttp splitters): New patterns.
6753 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6754 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6755 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6757 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6758 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6759 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6760 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6761 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6762 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6763 Disable patterns for TARGET_FISTTP.
6764 (fix_trunc*_i387 splitters): Implement usign mode macros.
6765 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6766 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6767 (fix_trunx*_sse peephole2s): Implement using mode macros.
6769 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6771 PR rtl-optimization/20291
6772 * combine.c (try_combine): If splitting fails, re-try with
6773 original combined pattern, i.e. before clobber stripping.
6775 2005-03-14 Eric Christopher <echristo@redhat.com>
6777 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6778 STACK_GROWS_DOWNWARD.
6780 2005-03-14 Roger Sayle <roger@eyesopen.com>
6782 * real.h (struct real_format): Split the signbit field into two
6783 two fields, signbit_ro and signbit_rw.
6784 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6785 mips_double_format, ieee_extended_motorola_format,
6786 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6787 ieee_extended_intel_128_format, ibm_extended_format,
6788 mips_extended_format, ieee_quad_format, mips_quad_format,
6789 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6790 i370_double_format, c4x_single_format, c4x_extended_format,
6791 real_internal_format): Update initializers for new field.
6792 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6793 real_format structure.
6794 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6795 field of the real_format structure.
6797 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6799 Fix PR tree-optimization/20458
6801 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6802 DECL_EXTERNAL on STRUCT_FIELD tags.
6803 (clear_call_clobbered): Ditto.
6804 * tree-ssa-operands.c (note_addressable): Make sure the original
6805 variable doesn't slip into the addressable list if we have
6807 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6810 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6812 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6813 (-fwide-exec-charset): Likewise.
6814 (-finput-charset): Likewise.
6815 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6816 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6817 * c.opt (Wnormalized): New.
6819 2005-03-14 Devang Patel <dpatel@apple.com>
6821 * doc/invoke.texi: Add reference to Visibility document.
6823 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6825 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6826 MASK_SPLIT_ADDRESSES.
6827 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6828 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6829 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6830 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6831 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6832 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6833 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6834 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6835 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6836 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6837 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6838 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6839 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6840 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6841 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6842 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6843 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6844 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6845 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6846 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6847 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6848 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6849 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6850 (TARGET_EXPLICIT_RELOCS): Delete.
6851 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6852 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6853 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6854 (override_options): Set MASK_LONG64 if -mint64 is given and no
6855 -mlongXX option is. Complain about -mint64 -mlong32.
6856 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6857 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6858 * config/mips/mips.opt: New file.
6860 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6862 * config.gcc (extra_options): New variable for listing option files.
6863 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6864 * configure.ac (extra_opt_files): New AC_SUBST variable.
6865 (tm_file_list, tm_include_list): Include options.h first.
6866 * configure: Regenerate.
6867 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6868 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6869 (s-options-h): New rule.
6870 (options.h): Depend on it.
6871 (TEXI_GCCINT_FILES): Add options.texi.
6872 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6873 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6874 * target.h (gcc_target): Add default_target_flags and handle_option.
6875 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6876 (TARGET_HANDLE_OPTION): New macros.
6877 (TARGET_INITIALIZER): Include them.
6878 * opt-functions.awk (opt_args, nth_arg): New functions.
6879 (switch_flags): Handle the "Target" flag.
6881 (var_name): Use opt_args and nth_arg.
6882 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6883 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6884 macros for the "Mask" and "InverseMask" options.
6885 * opts.h (cl_var_cond): New enum.
6886 (cl_option): Replace the "has_set_value" and "set_value" fields with
6887 "var_cond" and "var_value".
6888 (CL_TARGET): New macro.
6889 (option_enabled, print_filtered_help): Declare.
6890 (decode_options): Move definition.
6891 * opts.c (handle_option): Search for the original option before
6892 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6893 var_cond and var_value fields. Use targetm.handle_option to handle
6895 (decode_options): Set target_flags to targetm.default_target_flags.
6896 (print_filtered_help): Make global. Handle CL_TARGET.
6897 (option_enabled): New function.
6898 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6899 (display_target_options, set_target_switch, print_switch_values)
6900 (default_pch_valid_p): Guard uses of target_switches with
6901 #ifdef TARGET_SWITCHES. Also...
6902 (display_target_options): Display the CL_TARGET entries in cl_options.
6903 (set_target_option): Don't complain about the "" option when
6904 TARGET_SWITCHES is undefined.
6905 (print_switch_values): Use option_enabled.
6906 (default_pch_valid_p): Check cl_options[] when looking for something
6907 that has changed the value of target_flags.
6908 * c.opt: Remove documentation from top of file.
6909 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6910 * doc/sourecebuild.texi: Refer to the new options documentation
6911 instead of c.opt. Document machine-specific .opt files.
6912 * doc/tm.texi (target_flags): Say that this variable is declared
6914 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6915 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6917 * doc/options.texi: New file.
6919 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6922 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6925 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6928 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6929 temporary variable of pointer type if an lvalues is required.
6930 (gimplify_modify_expr_rhs): Request an rvalue from it.
6931 (gimplify_expr): Pass fallback on.
6933 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6935 * cfgbuild.c: Update comments.
6937 2005-03-14 Roger Sayle <roger@eyesopen.com>
6939 PR rtl-optimization/17236
6940 * optabs.c (expand_doubleword_mult): New helper function split out
6941 from expand_binop. Permute the order in which instructions are
6942 emitted to minimize the number of simultaneously live registers.
6943 (expand_binop): Call expand_doubleword_mult to synthesize a double
6944 word multiplication.
6946 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6948 * basic-block.h: Update the prototypes of cached_make_edge and
6950 * cfg.c (cached_make_edge): Take edge_cache representing one
6951 row of the adjacency matrix of edges.
6952 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6953 (make_edges): Initialize edge_cache to represent one row of
6954 the adjacency matrix of edges.
6956 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6958 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6960 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6961 Remove unused removed_phis variable.
6962 (conditional_replacement): Use build1/build2.
6963 (abs_replacement): Use last_and_only_stmt and build1/build2.
6965 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6967 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6968 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6969 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6970 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6971 * c-common.c (handle_novops_attribute): New function.
6972 (c_common_attribute_table): Add "no vops" entry.
6973 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6974 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6975 * tree-ssa-operands.c (get_call_expr_operands): Do not
6976 create virtual operands for calls with ECF_NOVOPS flag.
6977 * tree.h (DECL_IS_NOVOPS): New macro.
6978 (struct tree_decl): Add novops_flag.
6979 (ECF_NOVOPS): New constant.
6981 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6984 * config/i386/i386.c (x86_use_himode_fiop): New.
6985 (x86_use_simode_fiop): Rename from x86_use_fiop.
6986 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6987 (TARGET_USE_HIMODE_FIOP): New.
6988 (x86_use_simode_fiop): Rename from x86_use_fiop.
6989 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6991 * config/i386/i386.md (X87MODEI12): New mode macro define.
6992 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6993 to implement x87 FP compare with HImode input operands.
6994 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6995 Use X87MODEI12 mode macro to handle HImode input operands.
6996 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6997 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6998 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6999 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7000 macro to implement x87 operators with HImode input operands.
7001 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7004 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7006 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7008 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7009 constants invariant.
7011 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7013 * basic-block.h (BB_VISITED): Removed.
7014 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7016 2005-03-14 Falk Hueffner <falk@debian.org>
7019 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7021 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7023 * ggc-zone.c: Fix comment typos.
7025 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7026 stringpool.c, config/mips/mips-protos.h: Update copyright.
7028 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7030 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7031 throughout with its typedef, "rtx".
7032 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7033 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7034 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7035 regs in comment to match code.
7037 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7039 * except.c (check_handled): Make it static.
7040 * except.h: Remove the corresponding prototype.
7042 * function.c (get_func_frame_size): Make it static.
7043 * function.h: Remove the corresponding type.
7045 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7047 * hard-reg-set.h: Remove the corresponding declarations.
7049 * tree-cfg.c (verify_stmts): Check that
7050 bb_for_stmt (stmt) == bb for every PHI node and statement.
7052 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7054 * config.gcc: Remove excess indentation.
7055 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7057 2005-03-13 Roger Sayle <roger@eyesopen.com>
7060 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7061 * fold-const.c (fold_sign_changed_comparison): Likewise.
7062 (fold_binary): Optimize comparisons against widened operands if
7063 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
7065 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7067 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
7068 (sparc_override_options): Initialize it.
7069 (sparc_struct_value_rtx): Set it on the MEM to be returned.
7071 2005-03-13 David Edelsohn <edelsohn@gnu.org>
7073 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
7074 (reg_or_none500mem_operand): New predicate.
7075 (zero_reg_mem_operand): New predicate.
7076 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
7077 to reg_or_none500mem_operand.
7078 (extendsfdf2_fpr): Add MEM alternative.
7079 (extenddftf2_internal): Change operand2 predicate to
7080 zero_reg_mem_operand.
7082 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7084 * ggc-zone.c: Rewritten.
7086 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
7088 * configure.ac: Define GGC_ZONE for --with-gc=zone.
7089 * config.in: Regenerated.
7090 * configure: Regenerated.
7091 * gengtype.c (write_types_process_field, write_func_for_structure):
7092 Pass new argument to gt_pch_note_object.
7093 * ggc-common.c (struct ptr_data): Add TYPE.
7094 (gt_pch_note_object): Take TYPE argument and save it.
7095 (call_count): Update call to ggc_pch_count_object.
7096 (call_alloc): Update call to ggc_pch_alloc_object.
7097 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
7099 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
7100 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
7101 (ggc_alloc_zone_stat): Delete.
7102 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
7103 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
7104 (ggc_pch_alloc_object): Update prototypes.
7105 (garbage_zone): Delete.
7106 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
7107 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
7109 (tree_id_zone): New variable.
7110 (ggc_alloc_cleared_zone): Remove unused.
7111 (ggc_alloc_zone): Define.
7112 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
7113 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
7114 ggc_alloc_zone_stat.
7115 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
7116 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
7117 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
7118 (make_node_stat): Likewise. Use tree_id_zone.
7120 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7121 Joseph S. Myers <joseph@codesourcery.com>
7123 * configure.ac: Check for MIPS TLS.
7124 * configure: Regenerated.
7125 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7126 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7127 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7128 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7129 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7130 (mips_classify_symbol, mips_symbolic_constant_p)
7131 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7132 (mips_tls_operand_p, mips_call_tls_get_addr)
7133 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7134 (mips_tls_symbol_ref_1): New functions.
7135 (mips_legitimize_address, mips_legitimize_const_move): Call
7136 mips_legitimize_tls_address.
7137 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7139 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7140 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7141 (mips_char_to_class): Document V1_REG.
7142 (HAVE_AS_TLS): Provide default.
7143 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7145 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7147 (tls_get_tp_<mode>): New instruction.
7149 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7151 * configure.ac: Update checks for target tools.
7152 * configure: Regenerated.
7154 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7156 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7158 2005-03-13 Roger Sayle <roger@eyesopen.com>
7160 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7161 more classes of DImode multiplication by constant. Allow both
7162 multiplication by small negative constants (by performing a
7163 multiplication by a positive constant and negating the result) and
7164 multiplications by large powers of two, by using a left shift.
7166 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7168 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7169 of basic blocks into work_stack.
7171 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7172 config/mips/vr.h: Update copyright.
7174 * c-decl.c (c_init_decl_processing): Remove useless calls to
7175 build_function_type.
7177 * builtins.c (fold_trunc_transparent_mathfn,
7178 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7179 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7180 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7181 fold_builtin_strcpy, fold_builtin_strncpy,
7182 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7185 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7188 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7189 variable determinant.
7191 * tree-cfg.c (group_case_labels): Remove local variable type.
7193 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7196 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7199 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7202 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7203 (*movmemqi_insn): Delete.
7204 (*movmemhi): Delete.
7206 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7208 * builtins.c (fold_builtin_classify): Take decomposed
7209 arguments of CALL_EXPR.
7210 (fold_builtin_1): Update a call to fold_builtin_classify.
7212 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7215 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7216 through into call to parser_xref_tag after parse error.
7217 (c_parser_struct_declaration): Consistently return NULL_TREE on
7220 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7222 * tree-flow-inline.h (ref_contains_array_ref): New function.
7223 (lookup_subvars_for_var): Ditto.
7224 (get_subvars_for_var): Ditto.
7225 (var_can_have_subvars): Ditto.
7227 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7228 (struct subvar): New type.
7230 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7232 * tree-optimize.c (init_tree_optimization_passes): Call
7233 pass_create_structure_vars.
7235 * tree-ssa-alias.c: Include vec.h.
7236 (init_alias_info): Don't auto-clear call clobbered on struct-field
7238 (compute_flow_insensitive_aliasing): Handle subvars.
7239 (group_aliases): Handle STRUCT_FIELD aliases.
7240 (setup_pointers_and_addressables): Ditto.
7241 Don't mark variables non-addressable if they still have
7242 addressable subvars.
7243 Also mark subvars addressable when the real variable is marked
7245 (add_pointed_to_var): Try to prune the pointed-to set by only
7246 pointing to subvars when possible.
7247 Otherwise, make sure we set addresses_needed and pt_vars to
7248 properly include subvars.
7249 (bitpos_of_field): New function.
7250 (push_fields_onto_fieldstack): Ditto.
7251 (get_or_create_used_part_for): Ditto.
7252 (create_overlap_variables_for): Ditto.
7253 (find_used_portions): Ditto.
7254 (create_structure_vars): Ditto.
7255 (pass_create_structure_vars): New structure.
7257 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7258 (get_expr_operands): Handle subvars. Also try to turn
7259 COMPONENT_REF accesses into must-defs now that we can accurately
7261 (note_addressable): Try to only mark as addressable those subvars
7262 we know a COMPONENT_REF touches.
7263 (overlap_subvar): New function.
7265 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7266 Handle subvar storing.
7267 (vect_address_analysis): Update caller of vect_object_analysis.
7269 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7271 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7272 (STMT_VINFO_SUBVARS): New macro.
7274 * common.opts: add flag_tree_salias.
7276 * opts.c (decode_options): flag_tree_salias defaults to on.
7278 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7280 * doc/tree-ssa.texi: Document structural alias analysis.
7282 2005-03-12 Steven Bosscher <stevenb@suse.de>
7284 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7285 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7286 * tree-ssa-operands.c (get_expr_operands): Likewise.
7287 (get_expr_operands): Likewise for ERROR_MARK.
7289 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7291 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7294 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7297 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7298 (mark_operand_necessary): Remove local variable ver.
7300 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7301 variable prefix_len.
7303 * value-prof.c (mod_subtract_transform): Remove local variable
7306 * builtins.c (fold_builtin_exponent): Take decomposed
7307 arguments of CALL_EXPR.
7308 (fold_builtin_1): Update a call to fold_builtin_exponent.
7310 * builtins.c (fold_builtin_logarithm): Take decomposed
7311 arguments of CALL_EXPR.
7312 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7314 * c-decl.c (c_init_decl_processing): Remove local variables
7315 ptr_ftype_void and ptr_ftype_ptr.
7317 * gimplify.c (gimplify_expr): Remove local variables r0 and
7320 * reg-stack.c (move_for_stack_reg): Remove local variable
7322 (compare_for_stack_reg): Remove local variable flags_user.
7323 (convert_regs_1): Remove local variable deleted.
7325 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7327 (combine_blocks): Remove local variables exits and new_e.
7329 * tree-inline.c (expand_call_inline): Remove local variable
7332 * tree-ssa-live.c (create_ssa_var_map,
7333 calculate_live_on_entry): Remove local variable snn.
7335 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7337 * c-lex.c (c_lex_with_flags): Add parameter to call to
7340 2005-03-11 Per Bothner <per@bothner.com>
7342 * c-tree.h (struct c_declarator): New id_loc field.
7343 * c-pragma.h (c_lex_with_flags): Take position reference.
7344 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7345 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7346 (c_lex): Pass dummy location to c_lex_with_flags.
7347 * c-parser.c (c_lex_one_token): Set c_token's location using
7348 c_lex_with_flags, instead of input_location, which might be "ahead".
7349 (c_parser_direct_declarator): Set declarator's id_loc from
7351 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7352 declarator's id_loc, rather than probably-imprecise input_location.
7353 (build_id_declarator): Initialize c_declarator's id_loc field.
7355 2005-03-11 Roger Sayle <roger@eyesopen.com>
7358 * builtins.c (expand_builtin_signbit): Force the signbit's word
7359 into an integer register to avoid SUBREGs of floating point modes.
7361 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7363 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7364 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7365 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7366 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7368 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7370 PR rtl-optimization/20306
7371 * expr.c (emit_move_complex): Set try_int false if mode is
7372 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7373 emit_block_move if try_int is true.
7375 2005-03-11 Richard Henderson <rth@redhat.com>
7378 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7379 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7382 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7384 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7385 (TARGET_FIX_VR4130): New macro.
7386 (TARGET_OPTIONS): Add -mfix-vr4130.
7387 (ISA_HAS_MACCHI): New macro.
7388 (ASM_SPEC): Add -mfix-vr4130.
7389 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7390 (override_options): Handle mips_fix_vr4130_string.
7391 (mips_avoid_hazards): Clear all_noreorder_p
7392 if we're working around VR4130 errata and the macc alternatives
7394 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7395 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7396 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7397 (MULTILIB_DEFAULTS): Remove leading "march=".
7398 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7399 if no architecture option is given.
7400 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7402 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7403 * doc/invoke.texi: Document -mfix-vr4130.
7405 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7407 * config/mips/mips.c (override_options): Only warn about -mint64
7408 deprecation if TARGET_INT64.
7410 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7412 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7413 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7414 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7415 are non-specific regarding the nonnull parameter positions.
7416 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7417 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7418 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7419 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7421 * builtins.def: Use the non-specific "nonnull" attibute lists.
7423 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7425 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7426 single_pred_edge, single_succ, single_pred): Improve comments.
7428 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7430 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7431 single_pred_edge, single_succ, single_pred): New inline functions.
7432 * bb-reorder.c (rotate_loop, find_traces_1_round,
7433 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7434 duplicate_computed_gotos): Use the single_succ/pred functions.
7435 * cfganal.c (forwarder_block_p): Ditto.
7436 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7437 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7438 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7439 merge_seq_blocks): Ditto.
7440 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7441 * cfglayout.c (fixup_reorder_chain): Ditto.
7442 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7443 canonicalize_loop_headers, verify_loop_structure): Ditto.
7444 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7445 mfb_update_loops, create_preheader, force_single_succ_latches,
7446 create_loop_notes): Ditto.
7447 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7448 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7449 commit_one_edge_insertion, purge_dead_edges,
7450 cfg_layout_can_merge_blocks_p): Ditto.
7451 * except.c (sjlj_emit_function_enter): Ditto.
7452 * flow.c (init_propagate_block_info): Ditto.
7453 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7454 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7455 insert_insn_end_bb): Ditto.
7456 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7457 find_if_case_2): Ditto.
7458 * lambda-code.c (perfect_nestify): Ditto.
7459 * lcm.c (optimize_mode_switching): Ditto.
7460 * loop-doloop.c (doloop_modify): Ditto.
7461 * loop-init.c (loop_optimizer_init): Ditto.
7462 * loop-iv.c (simplify_using_initial_values): Ditto.
7463 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7464 * loop-unswitch.c (unswitch_loop): Ditto.
7465 * modulo-sched.c (generate_prolog_epilog): Ditto.
7466 * predict.c (combine_predictions_for_insn, estimate_probability,
7467 tree_estimate_probability, last_basic_block_p,
7468 estimate_bb_frequencies): Ditto.
7469 * profile.c (branch_prob): Ditto.
7470 * regrename.c (copyprop_hardreg_forward): Ditto.
7471 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7472 * tracer.c (layout_superblocks): Ditto.
7473 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7474 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7475 cleanup_control_expr_graph, disband_implicit_edges,
7476 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7477 tree_verify_flow_info, tree_make_forwarder_block,
7478 tree_forwarder_block_p, remove_forwarder_block,
7479 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7480 * tree-if-conv.c (tree_if_conversion): Ditto.
7481 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7482 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7483 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7484 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7485 copy_loop_headers): Ditto.
7486 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7487 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7488 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7489 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7490 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7491 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7492 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7493 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7494 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7495 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7496 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7497 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7498 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7499 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7500 slpeel_add_loop_guard): Ditto.
7502 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7504 PR tree-optimization/15784
7505 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7508 * stmt.c (expand_case): Don't change index_type. Convert minval
7511 PR tree-optimization/20130
7512 * fold-const.c (fold): Fold x * -1 into -x.
7514 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7516 PR rtl-optimization/20331
7517 * rtlanal.c (modified_between_p): Check its address first for MEM.
7518 (modified_in_p): Likewise.
7520 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7522 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7524 2005-03-10 Steven Bosscher <stevenb@suse.de>
7526 * expr.c (expand_expr_real_1): If possible, use a conditional
7527 move for expanding MIN_EXPR and MAX_EXPR.
7528 Use temp for moving around rtx-en.
7530 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7533 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7536 2005-03-10 Roger Sayle <roger@eyesopen.com>
7538 * builtins.c (expand_builtin_signbit): Extend to handle floating
7539 point modes wider than the largest integer type, using the
7540 operand_subword_force function to obtain the signbit's word.
7542 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7545 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7546 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7548 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7550 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7552 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7554 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7556 (perform_edge_inserts): Unconditionally call
7557 free_dominator_info.
7559 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7561 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7563 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7565 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7567 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7569 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7571 (rtl_register_value_prof_hooks,
7572 tree_value_profile_transformations,
7573 tree_register_value_prof_hooks): Likewise.
7574 * var-tracking.c (stack_adjust_offset_pre_post,
7575 variable_htab_free, variable_union, dataflow_set_different_2,
7576 count_uses, variable_was_changed, set_frame_base_location,
7577 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7578 vt_add_function_parameters): Likewise.
7579 * varasm.c (named_section_real, named_section, make_decl_rtl,
7580 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7581 const_hash_1, compare_constant, copy_constant, force_const_mem,
7582 output_constant_pool_2, output_constant_pool_1, output_constant,
7583 output_constructor, make_decl_one_only, decl_tls_model,
7584 default_no_named_section, default_elf_select_section_1,
7585 default_unique_section_1): Likewise.
7586 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7587 * vmsdbgout.c (addr_const_to_string): Likewise.
7590 * function.c (struct assign_parm_data_one): Remove last_named
7592 (assign_parm_find_data_types): Don't determine last_named.
7593 Reorder named_parm determination.
7594 (assign_parms): Only setup varargs on the last non-varadic
7597 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7599 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7600 sda base address on medium model.
7602 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7604 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7605 * cfgloop.c (flow_loop_nodes_find): Export.
7606 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7608 * cfgloopmanip.c (fix_loop_structure): New function.
7609 * predict.c (predict_loops): Clean up the loops information.
7610 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7611 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7613 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7614 (rewrite_into_loop_closed_ssa): Declaration changed.
7615 * tree-loop-linear.c (linear_transform_loops): Add argument to
7616 rewrite_into_loop_closed_ssa call.
7617 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7618 * tree-ssa-loop-im.c (move_computations): Ditto.
7619 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7620 * tree-vectorizer.c (vectorize_loops): Ditto.
7621 * tree-optimize.c: Include cfgloop.h.
7622 (execute_todo): Choose whether to call cleanup_tree_cfg or
7623 cleanup_tree_cfg_loop.
7624 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7625 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7626 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7627 cleanup_tree_cfg_loop call.
7628 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7629 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7630 work on part of cfg.
7632 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7635 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7636 with multiple alternatives.
7638 * stmt.c (parse_output_constraint): Fix a typo.
7640 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7642 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7643 assembly directive instead of deprecated "no-generics".
7645 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7647 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7648 for non-offsettable memory references to cope with outstanding reload
7650 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7651 avoid losing outstanding address reloads.
7652 ("reload_outdi", "reload_outdf"): Likewise.
7654 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7656 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7657 code. Add more cbrt transformations.
7659 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7661 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7663 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7665 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7666 NULL_TREE when a given tree is not simplified.
7667 (fold): Return the original tree when any of the functions
7668 mentioned above NULL_TREE.
7670 * fold-const.c (fold_unary, fold_binary): Take decomposed
7671 arguments, code, type, op0, and op1 in case of fold_binary.
7672 (fold): Update calls to fold_unary and fold_binary.
7674 2005-03-09 Roger Sayle <roger@eyesopen.com>
7676 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7677 a fndecl and an arglist instead of a CALL_EXPR, exp.
7679 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7681 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7683 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7685 * expr.c (expand_assignment): Remove orig_to_rtx.
7687 * fold-const.c (int_const_binop): Remove no_overflow.
7689 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7691 * loop-iv.c (get_biv_step_1): Remove lhs.
7693 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7695 * real.c (real_nan): Remove neg.
7697 * function.c (thread_prologue_and_epilogue_insns): Remove i
7700 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7703 * tree-eh.c (tree_could_trap_p): Remove idx.
7705 * tree-into-ssa.c (ann): Remove ann.
7707 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7709 * tree-sra.c (decide_block_copy): Remove inst_count.
7711 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7713 * tree-ssa-loop-im.c (lhs): Remove.
7715 * cfgbuild.c (state, STATE, SET_STATE,
7716 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7718 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7719 (find_basic_blocks): Set the state of each basic block to
7722 2005-03-08 Jeff Law <law@redhat.com>
7724 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7725 goto results in the removal of edges in the CFG, then we need
7726 to recompute dominators.
7728 2005-03-09 Ben Elliston <bje@au.ibm.com>
7730 * c-common.c (c_do_switch_warnings): Comment fix.
7732 2005-03-08 Julian Brown <julian@codesourcery.com>
7734 * Patch from 2005-03-08 reverted for causing regressions and
7735 ppc-darwin bootstrap failure.
7737 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7739 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7740 Define the real function for ppc-darwin.
7741 * c-typeck.c (convert_arguments): Check for target-specific
7742 invalid argument call to unprototyped function.
7743 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7745 * target.h (invalid_arg_for_unprototyped_fn): New field
7747 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7748 default target hook.
7749 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7752 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7754 * c-typeck.c (constructor_stack, constructor_range_stack,
7755 initializer_stack): Make them static.
7757 * cfg.c (rbi_pool): Make it static.
7759 * gimple-low.c (lower_stmt_body): Make it static.
7760 * tree-flow.h: Remove the corresponding prototype. Don't
7763 * sched-deps.c (cache_size): Make it static.
7765 * stor-layout.c (lang_adjust_rli): Make it static.
7767 2005-03-08 Julian Brown <julian@codesourcery.com>
7769 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7770 from being used for symbols with vague linkage when
7771 HAVE_GAS_COMDAT_GROUP is true.
7773 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7775 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7776 nlabel == JUMP_LABEL (jump).
7778 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7780 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7781 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7782 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7783 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7785 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7788 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7789 * c-common.c (handle_returns_twice): New function.
7790 (c_common_attribute_table): Declare eturns_twice' attribute.
7791 * doc/extend.texi: Document eturns_twice' attribute.
7792 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7793 (struct tree_decl): Add returns_twice_flag.
7795 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7797 * tree-ssa-phiopt.c: Fix a comment typo.
7799 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7800 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7801 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7804 2005-03-08 Richard Henderson <rth@redhat.com>
7806 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7807 builtin codes with ctzdi2, clzdi2, popcountdi2.
7808 (struct alpha_builtin_def): Add is_const.
7809 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7810 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7811 (alpha_init_builtins): Init them. Set nothrow and const attributes
7813 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7814 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7815 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7816 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7817 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7818 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7819 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7820 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7821 (TARGET_FOLD_BUILTIN): New.
7822 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7823 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7825 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7827 2005-03-08 Ira Rosen <irar@il.ibm.com>
7829 PR tree-optimization/20122
7830 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7831 condition of access function instead of base.
7833 2005-03-07 Jeff Law <law@redhat.com>
7834 Steven Bosscher <stevenb@suse.de>
7836 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7837 (find_taken_edge): Call find_taken_edge_computed_goto as
7838 appropriate. Allow any gimple invariant rather than just
7839 INTEGER_CST for VAL.
7840 (cleanup_control_flow): Cleanup a computed goto which has turned
7842 (tree_merge_blocks): If block B has any forced labels, move
7843 them to the start of block A.
7844 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7845 computed gotos as well.
7846 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7847 removal of unnecessary computed gotos too.
7848 (lookup_redirection_data): Fix type of INSERT argument. Callers
7851 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7853 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7854 Remove trailing spaces.
7856 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7857 unshare_all_trees): Make them static.
7858 * tree-gimple.h: Remove the corresponding prototypes.
7860 * diagnostic.h: Remove unused prototype
7861 debug_output_buffer.
7862 * modulo-sched.c: Remove unused prototype
7863 set_row_column_for_ps.
7865 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7866 replace_phi_edge_with_variable): Remove unused variable i.
7868 2005-03-07 Per Bothner <per@bothner.com>
7870 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7872 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7875 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7876 bbs on the COND_EXPR instead of the PHI_NODEs.
7877 (candidate_bb_for_phi_optimization): Remove.
7878 (replace_phi_with_stmt): Rename to ...
7879 (replace_phi_edge_with_variable): this and change so that we
7880 replace the phi argument instead of removing the PHI.
7881 (conditional_replacement): Change so we deal with PHI with more
7883 (value_replacement): Likewise.
7884 (abs_replacement): Likewise.
7886 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7888 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7889 output_e500_flip_gt_bit.
7891 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7893 (rs6000_generate_compare): Fix logic to look at the correct bits.
7894 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7896 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7897 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7898 gen_move_from_CR_gt_bit.
7900 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7901 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7902 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7904 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7905 (E500_CR_IOR_COMPARE): New constant.
7907 2005-03-08 Earl Chew <earl_chew@agilent.com>
7908 David Billinghurst <David.Billinghurst@riotinto.com>
7910 * config/i386/host-cygwin.c: New file to support precompiled
7912 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7913 * config.host: Use above files for cygwin host.
7915 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7917 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7918 ordering ops from earlier change.
7920 2005-03-07 Per Bothner <per@bothner.com>
7922 Various fixes to allow us to again build if --enable-mapped-location:
7923 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7924 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7925 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7926 local variable loc. Change logic appropriately.
7927 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7928 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7929 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7930 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7931 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7933 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7935 PR rtl-optimization/19683
7936 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7937 number of bytes, to smallest_int_for_mode. Fix arguments to
7938 REG_CANNOT_CHANGE_MODE_P.
7940 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7942 * reorg.c (relax_delay_slots): Check that the jump is
7943 conditional before trying to invert it.
7945 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7947 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7950 * calls (stack_arg_under_construction): Make it static.
7952 * flow.c (regs_live_at_setjmp): Make it static.
7953 * flow.h: Remove the corresponding prototype.
7955 * reload1.c (reload_startobj, reload_firstobj,
7956 something_needs_operands_changed, reload_inherited,
7957 reload_inheritance_insn, reload_override_in,
7958 reload_spill_index): Make them static.
7960 * recog.c (verify_changes): Make it static.
7961 * recog.h: Remove the corresponding prototype.
7963 * cfgbuild.c (find_sub_basic_blocks): Remove.
7964 * basic-block.h: Remove the corresponding prototype.
7965 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7967 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7969 * tree-ssa-operands.c (check_build_stmt): Remove.
7971 * stor-layout.c (set_alignment): Remove.
7972 * tree.h: Remove the corresponding prototype.
7974 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7976 * tree-ssa-dce.c (control_dependence_map,
7977 visited_control_parents): Make them static.
7979 * cfghooks.c (verify_flow_info): Remove local variable
7982 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7985 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7987 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7989 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7991 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7993 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7994 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7995 PARALLEL for an empty structure.
7997 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7999 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8001 * fold-const.c (fold_binary): Unroll the very first "for"
8004 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8006 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8007 redundant match_code test.
8008 (scc_comparison_operator): Swap match_operand and match_code
8010 (branch_positive_comparison_operator): Same.
8011 (trap_comparison_operator): Use comparison_operator and swap with
8014 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8017 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8018 (out_movhi_r_mr): Read low byte of volatile MEM first.
8019 (out_movhi_mr_r): Write high byte of volatile MEM first.
8021 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8023 * cselib.c (reg_values, reg_values_size): Make them static.
8025 * cse.c (cse_reg_info_table): Make it static.
8027 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8029 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8031 * cse.c (find_best_addr): Use canon_for_address.
8033 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8035 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8036 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8037 SUBREG and MEM, respectively.
8039 * fold-const.c (fold_binary): Use code instead of t.
8041 * fold-const.c (optimize_minmax_comparison): Take decomposed
8042 arguments code, type, op0, and op1 instead of t.
8043 (fold_binary): Update a call to optimize_minmax_comparison.
8045 * fold-const.c (fold_range_test): Take decomposed arguments
8046 code, type, op0, and op1 instead of t.
8047 (fold_binary): Update a call to fold_range_test.
8049 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8050 decomposed arguments code, type, op0, and op1 instead of t.
8051 (fold_binary): Update a call to fold_range_test.
8053 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8055 * fold-const.c (fold_binary): Avoid directly using the original
8056 expression t as much as possible.
8058 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8060 * c-semantics.c (build_stmt): Use TYPE_P instead of
8061 IS_NON_TYPE_CODE_CLASS.
8062 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
8063 (NON_TYPE_CHECK): Use TYPE_P instead of
8064 IS_NON_TYPE_CODE_CLASS.
8066 * fold-const.c (fold): Remove handling of binary expressions.
8068 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
8070 * doc/c-tree.texi: Wrap comments in @r{}.
8071 * doc/cpp.texi: Likewise.
8072 * doc/cppinternals.texi: Likewise.
8073 * doc/extend.texi: Likewise.
8074 * doc/md.texi: Likewise.
8075 * doc/objc.texi: Likewise.
8076 * doc/sourcebuild.texi: Likewise.
8077 * doc/tm.texi: Likewise.
8080 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8082 * predict.c (apply_return_prediction): Standardize PHI chain
8084 * tree-ssa.c (ssa_redirect_edge): Likewise.
8086 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8087 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
8090 * tree-phinodes.c (remove_phi_node): Drop the last argument.
8091 * tree-flow.h: Adjust the prototype for remove_phi_node.
8092 * lambda-code.c (perfect_nestify): Adjust a call to
8095 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8096 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
8098 * tree-ssa-dce.c (remove_dead_phis): Likewise.
8099 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
8100 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
8101 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
8103 * combine.c (simplify_and_const_int): Use gen_int_mode instead
8104 of GEN_INT (trunc_int_for_mode (...)).
8105 * loop-iv.c (iv_number_of_iterations): Likewise.
8106 * postreload.c (reload_cse_move2add): Likewise.
8107 * simplify-rtx.c (simplify_const_unary_operation,
8108 simplify_const_binary_operation): Likewise.
8109 * stor-layout.c (get_mode_bounds): Likewise.
8111 * fold-const.c (fold_binary): New.
8112 (fold): Call fold_binary on binary expressions.
8114 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
8116 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
8117 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
8118 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
8119 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
8120 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
8122 2005-03-04 Devang Patel <dpatel@apple.com>
8124 PR tree-optimization/18815
8125 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8126 loops with zero exit edges.
8128 2005-03-04 Devang Patel <dpatel@apple.com>
8130 * doc/invoke.texi: Remove reference to webpage that does not exist.
8132 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8133 Joseph S. Myers <joseph@codesourcery.com>
8136 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8137 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8138 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8139 * pa.c (get_plabel): Change argument to symbol_ref. Call
8140 maybe_get_identifier instead of get_identifier.
8141 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8142 (struct deferred_plabel): Replace name field with symbol field.
8143 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8144 ASM_OUTPUT_EXTERNAL_REAL is defined.
8145 (output_global_address): Use output_addr_const for output of all
8147 (output_deferred_plabels): Use symbol_ref instead of name for address
8149 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8150 ASM_OUTPUT_SYMBOL_REF): New macros.
8151 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8153 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8156 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8158 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8159 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8161 2005-03-04 Jeff Law <law@redhat.com>
8163 * basic-block.h (rediscover_loops_after_threading): Declare.
8164 * tree-ssa-dom.c: Include cfgloop.h.
8165 (tree_ssa_dominator_optimize): Discover loops and some basic
8166 properties. Remove forwarder blocks recreated by loop header
8167 canonicalization. Also mark backedges in the CFG.
8168 * tree-ssa-threadupdate.c: Include cfgloop.h
8169 (rediscover_loops_after_threading): Define.
8170 (struct local_info): New field, JUMP_THREADED.
8171 (prune_undesirable_thread_requests): New function.
8172 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8173 then record that fact for the callers of redirct_edges.
8174 (thread_block): If BB has incoming backedges, then call
8175 prune_undesirable_thraed_requests. Note when we are
8176 going to have to rediscover loop information. Return a
8177 boolean indicating if any jumps were threaded.
8178 (thread_through_all_blocks): Bubble up boolean indicating
8179 if any jumps were threaded.
8180 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8181 (tree-ssa-threadupdate.o): Similarly.
8183 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8185 * fold-const.c (fold_ternary): Unroll the "for" loop to
8188 2005-03-04 Andrew Haley <aph@redhat.com>
8190 * unwind-dw2-fde-glibc.c (struct
8191 unw_eh_callback_data.check_cache): New field.
8192 (frame_hdr_cache): New.
8193 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8194 Cache frame header info.
8196 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8198 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8199 (print_c_condition): Declare.
8200 * read-rtl.c (ptr_loc): New structure.
8201 (ptr_locs, ptr_loc_obstack, joined_conditions)
8202 (joined_conditions_obstack): New variables.
8203 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8204 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8205 (join_c_conditions, print_c_condition): New functions.
8206 (apply_macro_to_string): Associate the new string with the same
8207 source location as the old one.
8208 (add_condition_to_string): Use join_c_conditions.
8209 (read_string): Use set_rtx_ptr_loc to record a filename and line
8210 number for the string.
8211 (read_rtx): Initialize the new variables above.
8212 * genattrtab.c (write_test_expr, write_attr_value): Use
8214 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8215 comment above the GCC_VERSION check.
8216 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8217 Inline the definition of MAYBE_EVAL.
8218 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8219 * genoutput.c (process_template): Likewise.
8220 * genpreds.c (write_predicate_subfunction): Likewise.
8221 (write_predicate_expr): Use print_c_condition.
8222 * genrecog.c (write_cond): Likewise.
8223 * gensupport.c (process_rtx): Use join_c_conditions to join the
8224 conditions of a define_insn_and_split. Record a source location
8225 for the string after the "&&".
8226 (alter_test_for_insn): Use join_c_conditions.
8228 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8231 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8232 PR tree-optimization/15784
8233 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8236 2005-03-04 Ben Elliston <bje@au.ibm.com>
8238 * gcc.c (option_map): Add --coverage.
8239 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8240 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8241 * config/darwin.h: Pass -lgcov for `coverage'.
8242 * doc/invoke.texi (Debugging Options): Document --coverage.
8244 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8246 * gcse.c (bypass_block): Use find_edge wherever possible.
8248 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8252 * c-opts.c (c_common_parse_file): Call start_source_file
8253 and end_source_file at the approriate times.
8255 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8256 the main file, it will be done for us now.
8258 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8260 * fold-const.c (fold_ternary): New.
8261 (fold): Call fold_ternary on ternary expressions. Remove
8262 handling of ternary expressions.
8264 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8266 PR tree-optimization/15784
8267 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8270 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8272 * config/rs6000/predicates.md (branch_comparison_operator):
8273 Convert from C block to conditional format.
8275 2005-03-03 Jan Hubicka <jh@suse.cz>
8277 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8278 and non-constant public variables.
8280 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8282 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8285 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8288 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8289 calls to release_ssa_name and release_phi_node.
8291 * fold-const.c (fold): Remove handling of unary expressions.
8293 * fold-const.c (fold_unary): Avoid directly using the original
8294 expression t as much as possible.
8296 2005-03-03 Roger Sayle <roger@eyesopen.com>
8297 Andrew Pinski <pinskia@physics.uc.edu>
8299 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8300 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8302 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8304 Describe special registers SRP and MOF as allocatable registers.
8305 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8306 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8307 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8308 TARGET_HAS_MUL_INSNS.
8309 (cris_print_operand) <case 'd'>: New case.
8310 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8311 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8313 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8314 (REG_ALLOC_ORDER): Update for MOF.
8315 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8317 (GENERAL_REGS): No longer a define of ALL_REGS.
8318 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8319 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8321 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8322 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8323 (SECONDARY_RELOAD_CLASS): Define.
8324 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8325 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8326 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8327 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8328 (REGISTER_MOVE_COST): Define.
8329 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8330 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8331 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8332 (CRIS_MOF_REGNUM): New define_constants.
8333 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8335 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8337 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8338 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8339 Adjust for MOF being properly described as a register.
8340 (indir_to_reg_split): Name this split. Conditionalize on the
8341 destination register being a general register.
8342 (movei): Conditionalize on on operands 0 and 1 having the same
8345 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8348 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8349 -mcpu to override any other explicitly given flags.
8351 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8353 * recog.c (verify_changes, confirm_change_group): New functions,
8354 broken out of apply_change_group.
8355 (apply_change_group): Use them.
8356 * recog.h (verify_change, confirm_change_group): Declare.
8357 * rtl.h (redirect_jump_2): Declare.
8358 * jump.c (redirect_exp, invert_exp): Delete.
8359 (invert_exp_1): Take second parameter. Return value. Changed caller.
8360 (redirect_jump_2): New function, broken out of redirect_jump.
8361 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8362 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8363 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8365 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8367 * varasm.c (named_section): Use xstrdup rather than doing it by
8370 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8372 2005-03-02 Devang Patel <dpatel@apple.com>
8374 Undo PR tree-optimization/18815 fix.
8376 2005-03-02 Devang Patel <dpatel@apple.com>
8378 PR tree-optimization/18815
8379 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8380 loops with zero exit edges.
8382 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8384 * cfg.c (connect_src, connect_dest, disconnect_src,
8385 disconnct_dest): New.
8386 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8387 redirect_edge_pred): Use the new functions.
8389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8390 free_dominance_info only when needed.
8392 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8395 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8396 (reg_or_sub_cint64_operand): Same.
8398 2005-03-02 Jeff Law <law@redhat.com>
8400 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8401 CFG_ALTERED in the main DOM iteration loop.
8403 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8406 * varasm.c (initializer_constant_valid_p): Allow conversions
8407 between OFFSET_TYPEs. Tidy.
8409 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8411 * config/cris/cris.md ("return"): Remove epilogue delay list
8414 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8416 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8418 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8420 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8422 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8423 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8424 config/m68k/m68k.c, config/mips/mips.h,
8425 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8426 doc/include/gcc-common.texi: Update copyright.
8428 PR middle-end/18029 and PR middle-end/18030
8429 * expr.c (optimize_bitfield_assignment_op): Add a special case
8430 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8432 * fold-const.c (fold_unary): New.
8433 (fold): Call fold_unary on unary expressions.
8435 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8437 * cgraph.h (struct cgraph_edge): Add prev_caller and
8439 (cgraph_node_remove_callees): Export.
8440 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8442 (cgraph_edge_remove_callee): New function.
8443 (cgraph_edge_remove_caller): Likewise.
8444 (cgraph_remove_edge): Use.
8445 (cgraph_redirect_edge_callee): Likewise.
8446 (cgraph_node_remove_callees): New function.
8447 (cgraph_node_remove_callers): Likewise.
8448 (cgraph_remove_node): Use.
8449 * tree-optimize.c (tree_rest_of_compilation): Use
8450 cgraph_node_remove_callees instead of manual loop.
8451 * cgraphunit.c (cgraph_finalize_function): Likewise.
8452 (cgraph_expand_function): Likewise.
8453 (cgraph_remove_unreachable_nodes): Likewise.
8455 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8458 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8460 * c-decl.c (undeclared_variable): Take location as argument.
8461 * c-typeck.c (build_external_ref): Likewise.
8462 * c-parser.c (c_parser_postfix_expression): Pass location of
8463 identifier to build_external_ref.
8465 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8467 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8468 CCEQ mode for branch_positive_comparison_operator test.
8469 * config/rs6000/predicates (branch_comparison_operator): Revert to
8471 (scc_comparison_operator): Same.
8472 (branch_positive_comparison_operator): Same.
8474 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8476 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8477 (cris_delay_slots_for_epilogue): Remove.
8478 (save_last): Move into cris_target_asm_function_epilogue.
8479 (cris_target_asm_function_epilogue): Remove tests for file being
8481 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8482 (cris_delay_slots_for_epilogue): Remove prototypes.
8483 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8484 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8486 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8488 * config/rs6000/predicates.md (branch_comparison_operator): Change
8489 to define_special_predicate.
8490 (scc_comparison_operator): Same.
8491 (branch_positive_comparison_operator): Same.
8493 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8495 * Makefile.in (tree-ssa-sink.o): New.
8496 (OBJS-common): Add tree-ssa-sink.o.
8497 * common.opt: Add -ftree-sink
8498 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8499 * timevar.def (TV_TREE_SINK): new timevar.
8500 * tree-flow.h (is_hidden_global_store): Prototype.
8501 * tree-optimize.c (init_tree_optimization_passes): Add
8503 * tree-pass.h (pass_sink_code): New.
8504 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8505 for non-obvious global store store to is_hidden_global_store, and
8506 call that new function.
8507 * tree-ssa-sink.c: New file.
8508 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8509 * doc/passes.texi: Document forward store motion.
8510 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8511 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8512 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8513 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8515 2005-03-01 Per Bothner <per@bothner.com>
8517 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8518 and we have a non-zero column-number, add it to the message.
8519 Also factor out the diagnostic_kind_text.
8521 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8523 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8524 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8525 flow_loop_scan): Removed.
8526 (flow_loop_dump): Do not dump removed fields.
8527 (flow_loop_free): Do not free removed fields.
8528 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8529 (loop_exit_edge_p): New function.
8530 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8531 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8532 num_exits, exits_doms.
8533 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8534 LOOP_EDGES, LOOP_ALL): Removed.
8535 (flow_loop_scan): Declaration removed.
8536 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8537 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8539 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8540 (if_convert): Call flow_loops_find and flow_loops_free
8541 when calling mark_loop_exit_edges.
8542 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8543 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8544 free_dominance_info calls.
8545 * loop-init.c (flow_loops_find): Ditto.
8546 * passes.c (rest_of_handle_branch_prob): Ditto.
8547 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8548 * loop-unroll.c (analyze_insns_in_loop): Do not use
8550 * predict.c (predict_loops): Do not call flow_loop_scan.
8551 Use get_loop_exit_edges.
8552 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8553 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8554 Do not use EDGE_LOOP_EXIT.
8555 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8556 to bb_with_exit_edge_p.
8557 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8558 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8559 to bb_with_exit_edge_p.
8560 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8562 * tree-loop-linear.c (linear_transform_loops): Do not call
8563 flow_loop_scan. Use loop->single_exit.
8564 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8565 (vect_analyze_loop_form): Do not call flow_loop_scan.
8566 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8568 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8570 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8571 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8572 slpeel_tree_duplicate_loop_to_edge_cfg,
8573 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8574 Use loop_preheader_edge and loop->single_exit. Do not call
8577 2005-03-01 Nick Clifton <nickc@redhat.com>
8579 * config/arm/arm.c (thumb_find_work_register): Check all of the
8580 argument registers to see if they are free, and a couple of
8581 special cases where the last argument register but can be proved
8582 to be available during the function's prologue.
8583 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8584 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8585 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8587 (thumb_compute_save_reg_mask): Likewise. Also use
8588 thumb_find_work_register() to ensure that there is agreement about
8589 which work register is going to be used in the prologue.
8590 (thumb_output_function_prologue): Use unsigned long as the type
8591 for the register bit-mask. Also delay pushing the link register if
8592 other high registers are going to be pushed.
8593 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8594 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8595 redundant prototypes.
8597 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8600 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8601 and after reload in REG+REG indexed addresses without REG_POINTER
8602 set in the base and not set in the index.
8604 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8606 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8607 Don't undefine here.
8608 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8609 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8610 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8611 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8612 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8614 * config.gcc (sh*-*-linux*): Use config/linux.h.
8616 2005-02-28 Dale Johannesen <dalej@apple.com>
8617 Stan Shebs <shebs@apple.com>
8619 Rewrite of 64-bit Darwin structure-by-value pass/return.
8620 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8621 intoffset, use_stack, named.
8622 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8623 (rs6000_darwin64_record_arg_advance_flush): New.
8624 (rs6000_darwin64_record_arg_advance_recurse): New.
8625 (rs6000_darwin64_record_arg_flush): New.
8626 (rs6000_darwin64_record_arg_recurse): New.
8627 (rs6000_darwin64_record_arg): New.
8628 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8629 (function_arg_boundary): Handle 128-bit aligned structs.
8630 (function_arg_advance): Rewrite darwin64 struct handling.
8631 (function_arg): Call rs6000_darwin64_record_arg.
8632 (function_arg_partial_nregs): Handle darwin64 structs.
8633 (rs6000_darwin64_function_value): Remove.
8634 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8636 2005-02-28 Roger Sayle <roger@eyesopen.com>
8638 PR tree-optimization/20216
8639 * tree-chrec.c (tree_fold_factorial): Delete.
8640 (tree_fold_binomial): Change argument list to take a return type
8641 and change the type of K to unsigned int. Rewrite to avoid explicit
8642 evaluation of factorials, and (recursively) calling fold to perform
8643 compile-time arithmetic. Return NULL on (internal) overflow.
8644 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8645 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8646 if any intermediate calculation overflows.
8647 (chrec_apply): Update call to chrec_evaluate.
8649 2005-02-28 James E Wilson <wilson@specifixinc.com>
8651 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8653 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8656 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8657 instead of NULL_TREE on error.
8659 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8661 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8662 (EASY_VECTOR_15_ADD_SELF): Remove.
8663 (num_insns_constant_wide): Not static.
8664 (validate_condition_mode): Not static.
8665 (toc_relative_expr_p): Not static.
8666 (legitimate_indirect_address_p): Not static.
8667 (macho_lo_sum_memory_operand): Not static.
8668 (invalid_e500_subreg): Not static.
8669 (easy_vector_same): Not static.
8670 (easy_vector_splat_const): Not static.
8671 (RS6000_SYMBOL_REF_TLS_P): Remove.
8672 (any_operand): Delete.
8673 (any_parallel_operand): Delete.
8674 (count_register_operand): Delete.
8675 (altivec_register_operand): Delete.
8676 (xer_operand): Delete.
8677 (s8bit_cint_operand): Delete.
8678 (short_cint_operand): Delete.
8679 (u_short_cint_operand): Delete.
8680 (non_short_cint_operand): Delete.
8681 (exact_log2_cint_operand): Delete.
8682 (gpc_reg_operand): Delete.
8683 (cc_reg_operand): Delete.
8684 (cc_reg_not_cr0_operand): Delete.
8685 (reg_or_short_operand): Delete.
8686 (reg_or_neg_short_operand): Delete.
8687 (reg_or_aligned_short_operand): Delete.
8688 (reg_or_u_short_operand): Delete.
8689 (reg_or_cint_operand): Delete.
8690 (reg_or_arith_cint_operand): Delete.
8691 (reg_or_add_cint64_operand): Delete.
8692 (reg_or_sub_cint64_operand): Delete.
8693 (reg_or_logical_cint_operand): Delete.
8694 (got_operand): Delete.
8695 (got_no_const_operand): Delete.
8696 (easy_fp_constant): Delete.
8697 (easy_vector_constant): Delete.
8698 (easy_vector_constant_add_self): Delete.
8699 (zero_constant): Delete.
8700 (zero_fp_constant): Delete.
8701 (volatile_mem_operand): Delete.
8702 (offsettable_mem_operand): Delete.
8703 (mem_or_easy_const_operand): Delete.
8704 (add_operand): Delete.
8705 (non_add_cint_operand): Delete.
8706 (logical_operand): Delete.
8707 (non_logical_cint_operand): Delete.
8708 (mask_operand): Delete.
8709 (mask_operand_wrap): Delete.
8710 (mask64_operand): Delete.
8711 (mask64_2_operand): Delete.
8712 (and64_operand): Delete.
8713 (and64_2_operand): Delete.
8714 (and_operand): Delete.
8715 (reg_or_mem_operand): Delete.
8716 (lwa_operand): Delete.
8717 (symbol_ref_operand): Delete.
8718 (call_operand): Delete.
8719 (current_file_function_operand): Delete.
8720 (input_operand): Delete.
8721 (rs6000_nonimmediate_operand): Delete.
8722 (rs6000_tls_symbol_ref): Delete.
8723 (save_world_operation): Delete.
8724 (restore_world_operation): Delete.
8725 (load_multiple_operation): Delete.
8726 (store_multiple_operation): Delete.
8727 (vrsave_operation): Delete.
8728 (mfcr_operation): Delete.
8729 (mtcrf_operation): Delete.
8730 (lmw_operation): Delete.
8731 (stmw_operation): Delete.
8732 (branch_comparison_operator): Delete.
8733 (branch_positive_comparison_operator): Delete.
8734 (scc_comparison_operator): Delete.
8735 (trap_comparison_operator): Delete.
8736 (boolean_operator): Delete.
8737 (boolean_or_operator): Delete.
8738 (min_max_operator): Delete.
8739 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8740 (EASY_VECTOR_15): Moved to here.
8741 (EASY_VECTOR_15_ADD_SELF): Move to here.
8742 (PREDICATE_CODES): Delete.
8743 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8744 Declare functions no longer static.
8745 * config/rs6000/predicates.md: New.
8746 * config/rs6000/rs6000.md: Include predicates.md
8748 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8750 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8751 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8753 * cfgrtl.c (need_fake_edge_p): Likewise.
8754 * combine.c (distribute_notes): Likewise.
8755 * emit-rtl.c (try_split): Likewise.
8756 * recog.c (peephole2_opimize): Likewise.
8757 * reg-notes.def (ALWAYS_RETURN): Remove.
8758 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8759 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8760 * tree.h (ECF_ALWAYS_RETURN): Remove.
8762 2005-02-28 Roger Sayle <roger@eyesopen.com>
8765 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8766 between different machine modes is never a "useless" conversion.
8768 2005-02-28 Geert Bosch <bosch@gnat.com>
8771 * doc/contrib.texi: List contributors for Ada front end
8773 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8775 * simplify-rtx.c (simplify_unary_operation_1,
8776 simplify_const_unary_operation): New, extracted from...
8777 (simplify_unary_operation): ... this one.
8778 (simplify_binary_operation_1,
8779 simplify_const_binary_operation): New, extracted from...
8780 (simplify_binary_operation): ... this one.
8781 * rtl.h (simplify_const_unary_operation,
8782 simplify_const_binary_operation): Add prototypes.
8784 2005-02-28 Julian Brown <julian@codesourcery.com>
8786 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8787 building libjava and caused PR regression/20228.
8789 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8792 * Makefile.in (host_subdir): New.
8793 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8794 * configure: Regenerate.
8796 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8798 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8799 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8800 installation directory first.
8802 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8805 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8806 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8807 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8808 * config/cris/cris.md: Tweak comments referring to Q.
8809 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8810 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8811 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8812 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8813 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8814 Insert spaces in constraints to align alternatives vertically for
8816 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8819 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8821 PR rtl-optimization/17728
8822 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8823 operand 0 from general_operand to move_dest_operand.
8825 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8827 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8828 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8829 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8830 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8832 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8834 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8835 * configure: Regenerate.
8836 * libada-mk.in: Remove CC; rename
8837 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8839 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8842 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8843 for the lhs, also walk over the tree. Likewise for rhs.
8845 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8847 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8848 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8849 Do not propagate value of iv before increment over the increment.
8851 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8853 * c-parser.c: New file.
8854 * c-parse.in: Remove.
8855 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8857 (c-parser.o): Add dependencies.
8858 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8859 maintainer-clean, TAGS): Update.
8860 * c-config-lang.in (gtfiles): Update.
8861 * gengtype-lex.l: Don't handle "@@".
8862 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8863 objc_build_synchronized, objc_begin_try_stmt,
8864 objc_begin_catch_clause, objc_finish_catch_clause,
8865 objc_build_finally_clause, objc_finish_try_stmt): New.
8866 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8868 (c_parse_init): Update comment.
8869 * c-decl.c (c_init_decl_processing): Update comment.
8870 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8871 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8872 new c_declspecs members.
8874 2005-02-25 Julian Brown <julian@codesourcery.com>
8876 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8877 from being used for symbols with vague linkage when
8878 HAVE_GAS_COMDAT_GROUP is true.
8880 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8882 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8884 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8887 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8888 (LIBGCC2_HAS_DF_MODE): New.
8889 (LIBGCC2_HAS_XF_MODE): New.
8890 (LIBGCC2_HAS_TF_MODE): New.
8891 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8892 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8893 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8894 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8895 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8896 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8897 and add _fixtfdi, _fixunstfdi, _floatditf
8898 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8899 L_fixunstfdi, L_floatditf.
8900 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8901 (LIBGCC2_HAS_TF_MODE): Define.
8903 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8905 PR tree-optimization/20204
8906 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8907 REWRITE_THIS_STMT markers on PHI nodes.
8908 (rewrite_initialize_block): Likewise.
8910 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8912 * version.c (version_string): Update to 4.1.
8914 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8916 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8917 Clarify that the alternative way doesn't work in GNU C++.
8919 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8921 PR tree-optimization/19937
8922 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8923 to the type of the induction variable.
8925 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8927 PR rtl-optimization/20117
8928 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8929 the block including noncopyable insn.
8931 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8933 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8934 calls to find_reg_note.
8936 2005-02-24 Richard Henderson <rth@redhat.com>
8939 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8942 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8944 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8945 vector types if to use base reg for misaligned non-word ld/std.
8947 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8950 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8951 dwarf2 label manually and put it after, not before the prologue.
8953 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8956 * reload.c (operands_match_p): Only increment register number for
8957 SCALAR_INT_MODE_P modes in multiple hard registers.
8959 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8962 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8964 * ChangeLog.5: Fix log message typo(s).
8965 * ChangeLog.7: Likewise.
8966 * ChangeLog.tree-ssa: Likewise.
8967 * cfgexpand.c: Fix comment typo(s).
8968 * conflict.c: Likewise.
8969 * defaults.h: Likewise.
8970 * dwarf2out.c: Likewise.
8972 * ggc-page.c: Likewise.
8973 * tree-eh.c: Likewise.
8974 * tree-ssa-dom.c: Likewise.
8976 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8979 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8980 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8981 if SHARED is defined.
8984 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8985 allow splitting only if operands 0 and 3 don't overlap.
8987 2005-02-24 Richard Henderson <rth@redhat.com>
8990 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8991 (fold_builtin_1): Call them.
8992 * fold-const.c (fold_complex_mult_parts): Split out from ...
8993 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8994 (fold_complex_div_parts, fold_complex_div): New.
8996 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8998 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9000 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9001 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9003 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9004 (print_node): Likewise.
9005 Print TYPE_SIZES_GIMPLIFIED.
9007 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9009 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9010 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9011 operands as commutative in constraints.
9013 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9015 * tree-into-ssa.c: Re-organize internal functions.
9017 2005-02-24 Richard Henderson <rth@redhat.com>
9020 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9022 * common.opt (fcx-limited-range): New.
9023 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9024 * toplev.c (flag_complex_method): Initialize to 1.
9025 (process_options): Set flag_complex_method to 0 if
9026 flag_cx_limited_range.
9027 * doc/invoke.texi (-fcx-limited-range): New.
9029 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9031 * cse.c (delete_trivially_dead_insns): Speed up by using
9032 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9035 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9037 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9038 functions when -mid-shared-library is being used.
9040 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9042 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9043 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9044 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9045 * system.h: Poison LINK_LIBGCC_SPECIAL.
9047 2005-02-23 James E Wilson <wilson@specifixinc.com>
9049 * gengtype.c (note_insn_name): Make 1 element larger.
9051 2005-02-23 Roger Sayle <roger@eyesopen.com>
9054 PR rtl-optimization/20097
9055 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9056 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9058 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9060 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9061 * t-aix52 (SHLIB_INSTALL): Same.
9063 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
9065 * genpreds.c: Update copyright.
9067 2005-02-23 Michael Beach <michaelb@ieee.org>
9070 * config/sparc/t-elf (startup files): Assemble with CPP.
9072 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
9074 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
9075 (write_predicate_expr): Likewise.
9077 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9079 PR tree-optimization/20100
9080 PR tree-optimization/20115
9081 * tree-optimize.c (init_tree_optimization_passes): Remove
9082 pass_maybe_create_global_var.
9083 * tree-pass.h (pass_maybe_create_global_var): Remove.
9084 * tree-ssa-alias.c (aliases_computed_p): Declare.
9085 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
9086 (count_calls_and_maybe_create_global_var): Remove.
9087 (pass_maybe_create_global_var): Remove.
9088 (init_alias_info): Do not declare aliases_computed_p.
9089 (maybe_create_global_var): If the function contains no
9090 call-clobbered variables and a mix of pure/const and regular
9091 function calls, create .GLOBAL_VAR.
9092 Mark all call-clobbered variables for renaming.
9093 (merge_pointed_to_info): Update comment.
9094 (add_pointed_to_var): Likewise.
9095 (is_escape_site): Likewise.
9096 Accept struct alias_info * instead of size_t *.
9098 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
9100 * tree-ssa-operands.c (get_call_expr_operands): If
9101 ALIASES_COMPUTED_P is false, do not add call-clobbering
9103 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
9104 (delete_tree_ssa): Likewise.
9106 2005-02-22 James E Wilson <wilson@specifixinc.com>
9108 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
9109 (do_compile): Do call it here.
9111 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9113 PR rtl-optimization/20017.
9114 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
9115 rest_of_handle_cse2, rest_of_handle_gcse): Call
9116 delete_dead_jumptables immediately before calling cleanup_cfg.
9118 2005-02-22 Devang Patel <dpatel@apple.com>
9121 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
9124 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9126 * config/rs6000/aix.h (WINT_TYPE): Define.
9128 2005-02-22 Stan Shebs <shebs@apple.com>
9130 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9131 natural alignment for 64-bit Darwin.
9132 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9134 * doc/invoke.texi: Document this.
9136 2005-02-22 DJ Delorie <dj@redhat.com>
9138 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9139 to make_[un]signed_type, not the mode itself.
9141 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9143 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9144 not available. Use tail calls wherever possible.
9145 (make_edge): Call unchecked_make_edge to create an edge.
9147 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9148 (coalesce_ssa_name): Don't check for
9149 SSANORM_USE_COALESCE_LIST.
9150 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9152 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9154 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9155 (rewrite_into_ssa): ... here.
9157 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9159 PR tree-optimization/19786
9160 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9161 tag to another's may-alias bitmap when adding to the other's list.
9163 2005-02-21 DJ Delorie <dj@redhat.com>
9165 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9166 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9167 registers in unsupported ways.
9168 * expmed.c (init_expmed): Likewise.
9170 2005-02-21 Stan Cox <scox@redhat.com>
9172 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9174 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9176 * tree-cfg.c (fold_cond_expr_cond): New.
9177 (make_edges): Call fold_cond_expr_cond.
9178 (find_taken_edge): Accept nothing but INTEGER_CST.
9179 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9181 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9183 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9184 that do not belong to any basic block.
9186 2005-02-21 Jeff Law <law@redhat.com>
9188 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9191 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9193 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9194 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9195 Adjust their definitions.
9196 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9197 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9199 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9200 genautomata.c, langhooks.c, langhooks.h, system.h,
9201 config/arm/lib1funcs.asm: Update copyright.
9203 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9205 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9207 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9210 * doc/install.texi: Document --with-gc.
9212 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9214 * simplify-rtx.c (simplify_unary_operation): Add a missing
9217 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9219 PR tree-optimization/18663
9220 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9221 if the type has variable bounds.
9223 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9225 * gcse.c: Remove an obsolete comment.
9227 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9229 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9231 * doc/extend.texi (Function Attributes) <Attribute const>: The
9232 attribute "pure" is below this text, not above.
9234 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9236 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9237 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9238 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9240 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9243 * langhooks.h (struct lang_hooks): Add to_target_charset.
9244 * langhooks.c (lhd_to_target_charset): New function.
9245 * langhooks-def.h: Declare lhd_to_target_charset.
9246 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9247 (LANG_HOOKS_INITIALIZER): Update.
9248 * c-common.c (c_common_to_target_charset): New function.
9249 * c-common.h: Declare it.
9250 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9251 c_common_to_target_charset.
9253 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9254 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9256 * system.h: Poison them.
9257 * doc/tm.texi: Don't discuss them.
9258 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9259 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9260 (pp_c_char): Do not attempt to generate letter escapes for
9262 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9263 * config/mips/mips.c (mips_output_ascii): Likewise.
9265 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9267 PR tree-optimization/19951
9268 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9271 2005-02-19 Steven Bosscher <stevenb@suse.de>
9274 * function.h (struct function): New field `max_loop_depth'.
9275 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9276 (flow_loops_find): Reset the max loop depth count before finding loops.
9277 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9278 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9279 (calculate_global_regs_live): Make sure the loop will terminate
9280 when the initial sets are not empty.
9282 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9284 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9286 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9288 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9291 * doc/invoke.texi: Remove documentation of %M spec.
9293 (init_spec): Remove %M suffix from -lgcc_s.
9294 (do_spec_1): Remove 'M' case.
9295 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9296 to put shared libraries in the multilib directory. Remove the
9297 shlib_so_soname substitution variable. Don't add a multilib encoding
9298 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9299 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9300 SHLIB_INSTALL as well as SHLIB_LINK.
9301 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9302 (SHLIB_NAME): Delete.
9303 (SHLIB_DIR): New macro.
9304 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9305 (SHLIB_INSTALL): Adjust accordingly.
9306 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9307 * config/t-slibgcc-sld: Likewise.
9308 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9309 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9310 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9312 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9313 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9314 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9315 Use @shlib_base_name@ instead of @shlib_so_name@.
9316 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9317 and @shlib_base_name@.so in @multilib_dir@.
9318 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9319 to the install path.
9320 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9321 (SHLIB_LINK): Remove previous workaround.
9322 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9323 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9324 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9326 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9327 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9328 (SHLIB_INSTALL): Adjust accordingly.
9329 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9330 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9331 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9332 config/t-slibgcc-elf-ver.
9334 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9335 Jakub Jelinek <jakub@redhat.com>
9337 PR tree-optimization/19828
9338 * tree-ssa-loop-im.c: Add a TODO comment.
9339 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9340 without side-effects.
9342 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9344 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9347 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9349 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9350 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9351 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9353 (ia64_reorg): Delete fixup_errata call.
9354 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9355 (TARGET_SWITCHES): Delete -mb-step entry.
9357 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9360 * c-typeck.c (composite_type): Handle quals in transparent unions.
9361 (type_lists_compatible_p): Likewise.
9363 2005-02-18 Stan Shebs <shebs@apple.com>
9365 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9366 expressions in the .literal8 section.
9368 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9370 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9372 2005-02-18 Roger Sayle <roger@eyesopen.com>
9374 * fold-const.c (constant_boolean_node): Always create values of the
9375 specified type, don't bother calling truthvalue_conversion.
9377 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9379 * except.c (output_function_exception_table): Call
9380 assemble_external_libcall (eh_personality_libfunc).
9382 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9385 * config/ia64/ia64.h (struct machine_function): Add state_num.
9386 * config/ia64/ia64.c (process_epilogue,
9387 process_for_unwind_directive): Use new unwind state numbers each
9388 time rather than state 1.
9390 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9393 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9394 before the "*llgt_didi" pattern.
9396 2005-02-18 Jason Merrill <jason@redhat.com>
9398 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9400 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9402 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9403 (div0): Use it in place of ARM_FUNC_ALIAS.
9404 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9406 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9409 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9410 access, the lower bound of the array type if it exists.
9412 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9415 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9416 cases that are out-of-range for the index type.
9418 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9420 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9421 (estimate_case_costs): Don't call convert.
9422 * expmed.c (expand_shift): Likewise.
9423 (make_tree): Call fold_convert instead of convert.
9425 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9428 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9429 that ref to be marked MEM_READONLY_P doesn't have base that needs
9432 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9434 * genautomata.c (output_get_cpu_unit_code_func,
9435 output_cpu_unit_reservation_p): Don't generate old-style function
9438 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9441 PR tree-optimization/20009
9442 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9444 PR tree-optimization/18947
9445 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9446 inline, remove all nodes that are inlined into the extern inline
9449 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9451 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9452 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9453 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9454 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9457 2005-02-17 Roger Sayle <roger@eyesopen.com>
9459 PR tree-optimization/19917
9460 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9461 to be potentially trapping.
9463 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9465 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9467 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9469 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9470 tem becomes a local variable which is set to the value of the
9471 back end defined INITIAL_FRAME_ADDRESS macro.
9472 (expand_builtin_frame_address): Omit the base parameter to
9473 expand_builtin_return_addr.
9474 (expand_builtin_profile_func): Likewise.
9475 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9476 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9477 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9479 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9481 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9482 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9483 * config/frv/frv.c (frv_function_epilogue): Likewise.
9485 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9487 * lambda-code (perfect_nestify): Remove mark/unmark
9489 * tree-loop-linear.c (linear_transform_loops): Add
9490 rewrite_into_ssa call so that ssa is correct for
9491 rewriting into loop closed.
9493 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9495 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9496 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9498 * bt-load.c (btr_def_live_range, combine_btr_defs,
9499 migrate_btr_def, migrate_btr_defs): Likewise.
9500 * cfgcleanup.c (thread_jump): Likewise.
9501 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9502 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9503 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9504 df_rd_local_compute, df_reg_info_compute): Likewise.
9505 * dominance.c (init_dom_info, free_dom_info): Likewise.
9506 * flow.c (init_propagate_block_info,
9507 free_propagate_block_info): Likewise.
9508 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9509 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9510 modify_reg_pav): Likewise.
9511 * loop-invariant.c (find_defs, find_invariant_insn,
9512 find_invariants, free_inv_motion_data): Likewise.
9513 * predict.c (tree_predict_by_opcode,
9514 estimate_bb_frequencies): Likewise.
9515 * stmt.c (expand_case): Likewise.
9516 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9517 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9518 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9519 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9520 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9521 rewrite_ssa_into_ssa): Likewise.
9522 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9523 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9524 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9525 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9526 * tree-sra.c (tree_sra): Likewise.
9527 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9528 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9529 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9530 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9531 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9532 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9534 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9535 calculate_live_on_entry, calculate_live_on_exit,
9536 build_tree_conflict_graph): Likewise.
9537 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9538 record_important_candidates, set_use_iv_cost, find_depends,
9539 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9540 tree_ssa_iv_optimize_finalize): Likewise.
9541 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9542 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9543 tree_duplicate_loop_to_header_edge): Likewise.
9544 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9545 * tree-ssa.c (verify_flow_insensitive_alias_info,
9546 verify_name_tags, verify_ssa, init_tree_ssa,
9547 delete_tree_ssa): Likewise.
9548 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9549 fini_ssanames): Likewise.
9550 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9552 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9554 * config/rs6000/t-rtems: Completely reworked.
9556 2005-02-17 Ira Rosen <irar@il.ibm.com>
9558 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9560 2005-02-17 Ira Rosen <irar@il.ibm.com>
9562 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9563 POINTER_TYPE_P when checking that type is a pointer.
9564 (vect_get_memtag): Remove.
9565 (vect_address_analysis): Use POINTER_TYPE_P. Call
9566 vect_object_analysis with dummy parameter for memtag.
9567 (vect_object_analysis): Extract memtag (functionality that
9568 used to be in vect_get_memtag and moved here). Fix printings.
9569 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9570 with correct parameters. Remove call to vect_get_memtag.
9572 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9574 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9575 (tree-vectorizer.o): Added missing dependencies.
9577 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9579 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9580 declaration in tree-vectorizer.c, now has an extern declaration in
9582 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9583 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9584 get_vectype_for_scalar_type, vect_is_simple_use,
9585 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9586 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9587 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9588 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9589 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9590 find_loop_location): Likewise.
9592 * tree-vectorizer.c (langhooks.h): #include removed.
9593 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9594 moved to tree-vectorized.h.
9595 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9596 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9597 get_vectype_for_scalar_type, vect_is_simple_use,
9598 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9599 vect_supportable_dr_alignment, new_loop_vec_info,
9600 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9601 vect_set_verbosity_level, find_loop_location): Likewise.
9603 (vect_analyze_loop): Function externalized. Declaration moved to
9604 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9605 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9606 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9607 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9608 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9609 vect_enhance_data_refs_alignment, vect_analyze_operations,
9610 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9611 vect_stmt_relevant_p, vect_get_loop_niters,
9612 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9613 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9614 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9615 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9616 vect_get_memtag): Likewise.
9618 (vectorizable_load): Function externalized. Declaration moved to
9619 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9620 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9621 vect_transform_loop): Likewise.
9622 (vect_transform_stmt): Moved to tree-vect-transform.c.
9623 (vect_align_data_ref, vect_create_destination_var,
9624 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9625 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9626 vect_get_vec_def_for_operand, vect_init_vector,
9627 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9628 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9629 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9630 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9631 vect_do_peeling_for_loop_bound): Likewise.
9633 * tree-vect-analyze.c: New file.
9634 * tree-vect-transform.c: New file.
9636 2005-02-17 Jason Merrill <jason@redhat.com>
9638 PR mudflap/19319, c++/19317
9639 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9642 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9644 * doc/install.texi (Specific): Update link for Darwin-specific
9647 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9649 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9650 constant_boolean_node.
9652 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9655 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9656 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9658 2005-02-16 Richard Henderson <rth@redhat.com>
9661 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9663 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9664 replace uses with Wtype_MAXp1_F.
9665 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9666 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9667 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9668 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9669 and HAVE_TFMODE as appropriate.
9670 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9671 (__floatdisf): Likewise.
9672 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9673 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9674 (Wtype_MAXp1_F): New.
9675 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9676 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9678 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9681 * arm.c (arm_apply_result_size): New function.
9682 * arm.h (APPLY_RESULT_SIZE): Define.
9683 * arm-protos.h (arm_apply_result_size): Add prototype.
9684 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9685 (movxf): New expand.
9686 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9687 (call_value_symbol): Remove predicate for operand 0.
9688 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9689 (untyped_call): Rework to correclty return values for any type.
9690 (untyped_return): New expand.
9691 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9693 2005-02-16 Stan Shebs <shebs@apple.com>
9695 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9696 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9698 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9700 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9701 configure settings on Solaris 7 and later.
9703 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9705 PR tree-optimization/19865
9706 * tree-optimize.c (init_tree_optimization_passes): Run
9707 pass_may_alias after pass_sra.
9709 2005-02-16 Richard Henderson <rth@redhat.com>
9710 Stuart Hastings <stuart@apple.com>
9713 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9714 Do nothing if debug info suppressed for this function.
9715 (dbxout_begin_function): Early exit if debug info suppressed for
9718 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9721 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9723 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9725 PR tree-optimization/19967
9726 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9727 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9728 argument TYPE. Adjust calls to fold_builtin_XXX.
9729 (expand_builtin, fold_builtin_1): Adjust calls to
9731 (fold_builtin_strchr, fold_builtin_strpbrk,
9732 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9733 result to a requested type TYPE.
9735 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9738 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9739 (T)x & (T)cst if (T)cst overflows.
9740 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9741 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9743 2005-02-15 Jeff Law <law@redhat.com>
9745 * gcse.c (blocks_with_calls): New bitmap.
9746 (alloc_gcse_mem): Allocate it.
9747 (free_gcse_mem): Free it.
9748 (clear_modifY_mem_tables): Clear it.
9749 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9750 when we encounter CALL_INSNs.
9751 (compute_transp, case MEM): Handle blocks with calls separate
9752 from blocks without calls. Use bitmap iterators rather than
9755 2005-02-15 Peter O'Gorman <peter@pogma.com>
9758 * mklibgcc.in (vis_hide): Use a temporary object file, not
9761 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9764 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9765 access optimization.
9767 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9768 Alan Modra <amodra@bigpond.net.au>
9771 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9772 (_xlqsub): Rename to __gcc_qsub.
9773 (_xlqmul): Rename to __gcc_qmul.
9774 (_xlqdiv): Rename to __gcc_qdiv.
9775 Provide versioned symbol aliases with old names.
9776 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9777 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9778 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9779 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9780 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9782 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9784 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9785 Fold ~(A - 1) and ~(A + -1) to -A.
9787 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9791 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9792 config/pa/pa-host.c:pa_gt_pch_use_address.
9794 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9796 * tree-vn.c (get_value_handle): Make sure that given an
9797 is_gimple_min_invariant expression, we always return it.
9799 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9801 * passes.c (rest_of_handle_gcse): Fix a comment.
9803 2005-02-15 Jeff Law <law@redhat.com>
9805 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9807 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9808 (canon_list_insert, record_last_mem_set_info): Similarly.
9809 (clear_modify_mem_tables): Similarly.
9811 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9813 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9814 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9815 config/mips/mips.md, config/rs6000/aix.h,
9816 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9818 2005-02-15 Richard Henderson <rth@redhat.com>
9820 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9821 call to be best_edge.
9823 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9825 * basic-block.h: Adjust the prototype for find_basic_blocks.
9826 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9827 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9830 * flow.c (recompute_reg_usage): Remove all arguments.
9831 * passes.c (rest_of_compilation): Adjust the call to
9832 recompute_reg_usage.
9833 * rtl.h: Adjust the prototype for recompute_reg_usage.
9835 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9837 * tree-dump.c (dump_files): Update to reflect new member
9839 (dump_register): Add new argument.
9841 (dump_switch_p_1): Check against glob name if doglob was passed.
9842 (dump_switch_p): Check against regular first, then glob if
9843 we didn't have any hits on the dump name.
9844 * tree-optimize.c (register_one_dump_file):
9845 Pass in glob name as well.
9846 * tree-pass.h (struct dump_file_info): Add glob
9849 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9851 PR preprocessor/16323
9852 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9854 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9857 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9858 (trunctfdf2_internal1): New.
9859 (trunctfdf2_internal2): Renamed from trunctfdf2.
9861 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9863 PR tree-optimization/19853
9864 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9866 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9868 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9869 delete_dead_jumptables and cleanup_cfg.
9871 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9873 * reload.c (find_reloads): Swap address_reloaded flags when
9874 swapping commutative operands.
9876 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9878 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9879 Use standard_iv_increment_position for computing the bsi position
9881 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9884 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9887 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9888 life range of hard registers.
9889 * value-prof.c (insn_prefetch_values_to_profile): Only
9892 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9893 profile in libcalls.
9895 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9897 * bitmap.h (bitmap_and_compl_into): Return bool.
9898 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9900 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9902 PR tree-optimization/19944
9903 * fold-const.c (fold): Re-add ABS_EXPR folding.
9905 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9908 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9909 {TARGET,MASK}_XL_COMPAT.
9910 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9912 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9913 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9915 (rs6000_arg_partial_bytes): Same.
9916 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9917 and XL compatibility enabled.
9918 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9919 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9920 test to final condition.
9921 (cmptf_internal2): New.
9922 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9923 xl-compat. Add TFmode information to description.
9925 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9927 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9929 2005-02-13 Jason Merrill <jason@redhat.com>
9932 * fold-const.c (fold_indirect_ref_1): Split out from...
9933 (build_fold_indirect_ref): Here.
9934 (fold_indirect_ref): New fn.
9935 * tree.h: Declare it.
9936 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9937 (gimplify_modify_expr_rhs): Likewise.
9938 (gimplify_expr): Likewise.
9940 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9942 PR tree-optimization/14303
9943 PR tree-optimization/15784
9944 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9945 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9946 ABS_EXPR<x> != 0 to x != 0.
9948 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9950 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9951 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9952 spelling conventions.
9954 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9955 delete_trivially_dead_insns too many times.
9957 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9960 2005-02-12 Ira Rosen <irar@il.ibm.com>
9962 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9963 (vect_is_simple_iv_evolution): Remove redundant parameter
9965 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9966 without last parameter.
9967 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9968 Return pointer step. Call vect_is_simple_iv_evolution without
9969 last parameter. Check only that the step is multiple of size
9970 type. Remove stmt_vinfo updates.
9971 (vect_get_memtag_and_dr): Remove.
9972 (vect_get_memtag): New function.
9973 (vect_address_analysis): New function.
9974 (vect_object_analysis): New function.
9975 (vect_analyze_data_refs): Call vect_object_analysis and
9976 vect_get_memtag. Update stmt_vinfo fields.
9978 2005-02-12 Ira Rosen <irar@il.ibm.com>
9980 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9981 exist and are objects. Remove checks for pointer.
9982 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9983 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9984 (vect_create_data_ref_ptr): Likewise.
9985 (vect_base_addr_differ_p): New function.
9986 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9987 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9988 Don't set the DR_BASE_NAME field of data-ref.
9989 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9991 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9993 * optabs.h (enum optab_index): Add new OTI_ldexp.
9994 (ldexp_optab): Define corresponding macro.
9995 * optabs.c (init_optabs): Initialize ldexp_optab.
9996 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9998 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10000 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10001 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10003 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10004 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10007 2005-02-12 Ira Rosen <irar@il.ibm.com>
10009 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10011 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10013 (vect_get_base_and_offset): Always return an address.
10014 (vect_create_addr_base_for_vector_ref): Remove treatment for
10015 different data reference types.
10016 (vect_compute_data_ref_alignment): Rename base to base_address in
10017 stmt_vec_info. Get the object in order to force its alignment.
10018 (vect_get_memtag_and_dr): Rename base to base_address in
10019 stmt_vec_info. Extract the object for memtag analysis.
10021 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10023 PR regression/19898.
10024 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10025 changes cc_status, use apply modified_in_p to part of cc_status
10026 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10029 2005-02-11 Richard Henderson <rth@redhat.com>
10031 * tree-complex.c (expand_complex_libcall): New.
10032 (expand_complex_multiplication): Use it for c99 compliance.
10033 (expand_complex_division): Likewise.
10034 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10036 * builtins.c (built_in_names): Remove const.
10037 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10039 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10040 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10041 (built_in_names): Remove const.
10042 * c-common.c (c_common_type_for_mode): Handle complex modes.
10043 * flags.h, toplev.c (flag_complex_method): Rename from
10044 flag_complex_divide_method.
10045 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10046 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10047 * libgcc2.h: Declare them.
10048 * libgcc-std.ver: Export them.
10049 * mklibgcc.in (lib2funcs): Build them.
10051 2005-02-11 Steven Bosscher <stevenb@suse.de>
10053 PR tree-optimization/19876
10054 Partially revert my change from 2005-01-14
10055 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10056 (compute_antic): ...and remove the loop here.
10058 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10060 PR middle-end/19858
10061 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
10062 is number of inner's bits, avoid creating a BIT_FIELD_REF.
10064 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
10065 crtend.o if -pie. Use %{x:a;:b} spec syntax.
10067 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
10069 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
10070 offsets for the big-endian 32-bit case.
10072 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
10074 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
10076 2005-02-11 Dale Johannesen <dalej@apple.com>
10078 * cselib.c (cselib_process_insn): Clear out regs where
10079 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
10080 * reload.c (find_equiv_reg): Ditto.
10082 2005-02-11 Ian Lance Taylor <ian@airs.com>
10084 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
10087 * tree.c (build_function_type_list): Work correctly if there are
10090 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
10092 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
10093 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10094 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
10095 TARGET_ZARCH instead of TARGET_64BIT.
10097 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10099 * config/rs6000/t-rtems:
10100 (MULTILIB_OPTIONS): Remove mcpu=602.
10101 (MUTLILIB_DIRNAMES): Remove m602.
10102 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
10103 Let mcpu=602 match mcpu=603.
10104 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
10106 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10108 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
10109 signal trampolines.
10111 2005-02-10 David Daney <ddaney@avtrex.com>
10113 * config/alpha/linux-unwind.h: Add exception clause to copyright.
10114 * config/i386/linux-unwind.h: Likewise.
10115 * config/ia64/linux-unwind.h: Likewise.
10116 * config/mips/linux-unwind.h: Likewise.
10117 * config/pa/linux-unwind.h: Likewise.
10118 * config/rs6000/linux-unwind.h: Likewise.
10119 * config/s390/linux-unwind.h: Likewise.
10120 * config/sh/linux-unwind.h: Likewise.
10121 * config/sparc/linux-unwind.h: Likewise.
10123 2005-02-10 Steven Bosscher <stevenb@suse.de>
10125 PR tree-optimization/17549
10126 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10127 TER to replace a DEF with its expression if the DEF and the
10128 rhs of the expression we replace into have the same root
10131 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10133 * config/mips/mips.md: Fix the placement of the match_scratch in the
10136 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10138 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10141 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10143 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10144 (strip_offset): Handle addresses.
10145 (add_address_candidates): Use strip_offset.
10146 (difference_cost): Reflect strip_offset change.
10147 (force_var_cost, difference_cost): Strip nops.
10149 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10151 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10153 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10154 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10155 config/cris/cris-protos.h, config/cris/cris.c: Update
10158 2005-02-10 Jeff Law <law@redhat.com>
10160 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10161 (lookup_avail_expr): Similarly.
10163 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10165 * builtins.c (fold_builtin_powi): New function.
10166 (fold_builtin_1): Call it.
10168 2005-02-10 Steven Bosscher <stevenb@suse.de>
10170 PR documentation/19309
10171 * doc/cpp.texi: The __GNUC__ and related predefined macros
10172 are also defined for the "standalone" cpp.
10173 Some non-GCC compilers may also define __GNUC__.
10175 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10178 * c-typeck.c (common_type): New routine. Old common_type renamed
10180 (c_common_type): ...this.
10181 (build_conditional_expr, build_binary_op): Use c_common_type instead
10184 2005-02-10 Steven Bosscher <stevenb@suse.de>
10186 * doc/md.texi: Replace @samp{length} with @code{length}.
10188 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10190 PR tree-optimization/18687
10191 * tree-flow.h (find_loop_niter): Declare.
10192 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10193 Try using scev even for loops with more than one exit.
10194 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10195 (struct ivopts_data): Added niters field.
10196 (struct nfe_cache_elt): New.
10197 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10199 (tree_ssa_iv_optimize_init): Initialize niters cache.
10200 (determine_number_of_iterations): Removed.
10201 (find_induction_variables): Do not call determine_number_of_iterations.
10202 Access niters for single exit through niter_for_single_dom_exit.
10203 (add_iv_outer_candidates): Access niters for single exit through
10204 niter_for_single_dom_exit.
10205 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10206 number_of_iterations_cond.
10207 (iv_period): New function.
10208 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10209 (may_replace_final_value): Take data argument. Use
10210 niter_for_single_dom_exit.
10211 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10212 (rewrite_use_compare): Pass data to may_eliminate_iv.
10213 (rewrite_use_outer): Pass data to may_replace_final_value.
10214 (free_loop_data): Clean up the niters cache.
10215 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10216 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10217 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10218 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10219 (num_ending_zeros): Moved to tree.c.
10220 * tree.h (num_ending_zeros): Declare.
10221 * tree.c (num_ending_zeros): Moved from tree.c.
10223 2005-02-09 Richard Henderson <rth@redhat.com>
10225 * builtins.c (DEF_BUILTIN): Add COND argument.
10226 * tree.h (DEF_BUILTIN): Likewise.
10227 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10228 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10230 (DEF_BUILTIN_STUB): New.
10231 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10232 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10233 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10234 * c-common.c (DEF_BUILTIN): Add COND argument.
10235 * tree.c (local_define_builtin): New.
10236 (build_common_builtin_nodes): New.
10238 2005-02-09 Roger Sayle <roger@eyesopen.com>
10240 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10241 floating point expression ignoring the sign of the result.
10242 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10243 (fold) <MULT_EXPR>: Use it to simplify x*x.
10244 * tree.h (fold_strip_sign_ops): Prototype here.
10245 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10246 argument. Use fold_strip_sign_ops to simplify the first argument.
10247 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10248 first argument when the second argument is an even integer
10249 constant, but only with -funsafe_math_optimizations.
10250 (fold_builtin_1): Update call to fold_builtin_copysign.
10252 2005-02-09 Ian Lance Taylor <ian@airs.com>
10254 PR middle-end/19583
10255 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10256 just check whether EH_FILTER_FAILURE falls through.
10258 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10260 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10261 insns return to ready list in the next turn.
10263 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10265 PR middle-end/19402
10266 * builtins.def: New __builtin_powi[lf].
10267 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10268 (expand_builtin_powi): New function.
10269 (expand_builtin): Dispatch to expand_builtin_powi.
10270 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10271 * libgcc2.c: Add __builtin_powi[lf] implementation.
10272 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10273 * optabs.h: Add powi_optab.
10274 * optabs.c (init_optabs): Initialize powi_optab.
10275 * doc/extend.texi: Document __builtin_powi[lf].
10277 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10279 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10282 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10284 PR middle-end/19854
10285 * fold-const.c (try_move_mult_to_index): Remove redundant
10286 type argument. Create ADDR_EXPR with correct type.
10287 (fold): Update callers of try_move_mult_to_index. Convert
10288 result to the appropriate type.
10290 2005-02-09 Roger Sayle <roger@eyesopen.com>
10293 * config/avr/avr.c (default_rtx_costs): Delete.
10294 (avr_operand_rtx_cost): New function.
10295 (avr_rtx_costs): Completely rewrite.
10297 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10300 * config/cris/cris.c (in_code): New variable.
10301 (cris_output_addr_const): Now a static function, a wrapper for
10303 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10304 case from old cris_output_addr_const.
10305 (cris_asm_output_label_ref): Similar for LABEL_REF.
10306 (cris_output_addr_const_extra): Similar for UNSPEC.
10307 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10308 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10309 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10311 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10312 (cris_asm_output_label_ref): Declare.
10314 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10316 PR preprocessor/19801
10317 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10318 filenames that changed when libcpp was moved to the toplevel.
10320 2005-02-07 Roger Sayle <roger@eyesopen.com>
10322 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10323 zero extensions of BImode operands. Call lowpart_subreg instead
10324 of gen_lowpart_common and gen_lowpart_SUBREG.
10326 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10329 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10330 * configure.ac: Set cc_for_cross_gnattools.
10331 * configure: Regenerate.
10333 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10336 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10338 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10341 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10342 of nested functions.
10344 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10346 * doc/extend.texi: Document deprecated extensions allowing
10347 static floating-point members to have initializers and allowing
10348 floating-point literals in integral constant expressions.
10350 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10352 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10353 config/darwin7.h, config/mips/mips.c,
10354 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10357 * cse.c: Update comments.
10359 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10361 PR middle-end/19775
10362 * builtins.c (fold_builtin_sqrt): Transform
10363 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10366 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10367 Dorit Naishlos <dorit@il.ibm.com>
10369 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10370 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10371 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10373 * tree.h (vect_set_verbosity_level): New extern function declaration
10375 * tree-vectorizer.h (verbosity_levels): New enum type.
10376 * tree-vectorizer.c (vect_debug_stats): Function removed.
10377 (vect_debug_details): Likewise.
10378 (vect_verbosity_level): Global variable was defined and initialized.
10379 (vect_dump): Global variable definition.
10380 (vect_print_dump_info): New function.
10381 (vect_set_dump_settings): New function.
10382 (vect_set_verbosity_level): New function.
10383 (vectorize_loops): Add call to vect_set_dump_settings.
10385 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10386 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10387 (slpeel_tree_peel_loop_to_edge): Likewise.
10389 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10390 appropriate verbosity level instead of call to vect_debug_details
10391 or vect_debug_stats.
10392 (vect_get_base_and_offset):
10393 (vect_create_addr_base_for_vector_ref):
10394 (get_vectype_for_scalar_type):
10395 (vect_create_data_ref_ptr):
10396 (vect_init_vector):
10397 (vect_get_vec_def_for_operand):
10398 (vect_finish_stmt_generation):
10399 (vectorizable_assignment):
10400 (vectorizable_operation):
10401 (vectorizable_store):
10402 (vectorizable_load):
10403 (vect_transform_stmt):
10404 (vect_update_ivs_after_vectorizer):
10405 (vect_do_peeling_for_loop_bound):
10406 (vect_update_inits_of_drs):
10407 (vect_do_peeling_for_alignment):
10408 (vect_transform_loop):
10409 (vect_is_simple_use):
10410 (vect_analyze_operations):
10411 (vect_is_simple_iv_evolution):
10412 (vect_analyze_scalar_cycles):
10413 (vect_analyze_data_ref_dependence):
10414 (vect_analyze_data_ref_dependences):
10415 (vect_compute_data_ref_alignment):
10416 (vect_enhance_data_refs_alignment):
10417 (vect_analyze_data_refs_alignment):
10418 (vect_analyze_data_ref_access):
10419 (vect_analyze_data_ref_accesses):
10420 (vect_analyze_pointer_ref_access):
10421 (vect_get_memtag_and_dr):
10422 (vect_analyze_data_refs):
10423 (vect_mark_relevant):
10424 (vect_stmt_relevant_p):
10425 (vect_mark_stmts_to_be_vectorized):
10426 (vect_can_advance_ivs_p):
10427 (vect_get_loop_niters):
10428 (vect_analyze_loop_form):
10429 (vect_analyze_loop):
10430 (vectorize_loops): Likewise.
10432 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10433 (vect_update_inits_of_drs):
10434 (vect_do_peeling_for_alignment):
10435 (vect_transform_loop):
10436 (vect_analyze_operations):
10437 (vect_analyze_scalar_cycles):
10438 (vect_analyze_data_ref_dependences):
10439 (vect_analyze_data_refs_alignment):
10440 (vect_analyze_data_ref_accesses):
10441 (vect_analyze_data_refs):
10442 (vect_mark_stmts_to_be_vectorized):
10443 (vect_get_loop_niters):
10444 (vect_analyze_loop_form):
10445 (vect_analyze_loop): Likewise.
10446 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10448 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10452 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10453 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10454 either -ffast-math or -funsafe-math-optimizations is in use.
10456 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10457 * config/mips/irix-csr.c: New file.
10458 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10459 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10460 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10463 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10465 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10466 redundant, incorrect definitions.
10468 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10470 ("*tls_indirect_call"): New, reference hard regs directly.
10471 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10473 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10475 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10476 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10478 2005-02-06 Roger Sayle <roger@eyesopen.com>
10480 PR rtl-optimization/19800
10481 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10482 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10485 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10487 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10489 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10492 * doc/invoke.texi: Correct documentation of -freorder-functions.
10494 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10497 * doc/invoke.texi: Don't mention gccbug.
10499 2005-02-06 Roger Sayle <roger@eyesopen.com>
10500 Andrew Pinski <pinskia@physics.uc.edu>
10501 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10503 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10504 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10505 into just (zero_extract:SI FOO (const_int 1) BAR).
10507 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10509 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10510 macro locally. Don't give last revision date. Use GCC version
10511 number from gcc-common.texi.
10512 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10513 revision date. Use GCC version number from gcc-common.texi.
10514 Describe being a library as current state rather than as 3.x
10516 * doc/gcc.texi: Remove last update date.
10517 * doc/gccint.texi: Likewise. Update copyright dates.
10518 * doc/install.texi: Update copyright dates.
10520 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10523 * doc/invoke.texi: Mention for each option included in -Wall that
10524 it is included in -Wall.
10525 * doc/gcc.texi: Update copyright and last modification date.
10527 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10529 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10530 unnecessary cast to original induction variable increments.
10532 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10534 PR tree-optimization/18219
10535 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10536 in distributed form.
10538 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10540 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10541 Set bitpos and offset later in the function. Do nothing if the
10542 target is a register and if the bitfield lies completely outside
10544 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10545 here. Return an uninitialised register if the source value is stored
10546 in a register and the bitfield lies completely outside that register.
10548 2005-02-06 Steven Bosscher <stevenb@suse.de>
10550 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10553 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10555 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10557 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10559 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10560 * config/darwin8.h: New.
10561 * config/darwin7.h: Update comment.
10563 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10564 Dorit Naishlos <dorit@il.ibm.com>
10566 * tree-vectorizer.h (LOC): New type.
10567 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10568 (loop_line_number): New field in struct _loop_vec_info.
10569 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10571 * tree-vectorizer.c (input.h): Included.
10572 (find_loop_location): New function.
10573 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10574 loop line number removed.
10575 (vect_debug_details): Likewise.
10576 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10578 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10579 call to vect_debug_details/stats changed from loop to loop_loc.
10580 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10581 (slpeel_tree_peel_loop_to_edge): Likewise.
10583 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10584 changed from NULL to UNKNOWN_LOC.
10585 (vect_get_base_and_offset):
10586 (vect_create_addr_base_for_vector_ref):
10587 (get_vectype_for_scalar_type):
10588 (vect_create_data_ref_ptr):
10589 (vect_init_vector):
10590 (vect_get_vec_def_for_operand):
10591 (vect_finish_stmt_generation):
10592 (vectorizable_assignment):
10593 (vectorizable_operation):
10594 (vectorizable_store):
10595 (vectorizable_load):
10596 (vect_transform_stmt):
10597 (vect_update_ivs_after_vectorizer):
10598 (vect_do_peeling_for_loop_bound):
10599 (vect_do_peeling_for_alignment):
10600 (vect_transform_loop):
10601 (vect_is_simple_use):
10602 (vect_analyze_operations):
10603 (vect_is_simple_iv_evolution):
10604 (vect_analyze_scalar_cycles):
10605 (vect_analyze_data_ref_dependences):
10606 (vect_compute_data_ref_alignment):
10607 (vect_enhance_data_refs_alignment):
10608 (vect_analyze_data_ref_access):
10609 (vect_analyze_data_ref_accesses):
10610 (vect_analyze_pointer_ref_access):
10611 (vect_get_memtag_and_dr):
10612 (vect_analyze_data_refs):
10613 (vect_mark_relevant):
10614 (vect_stmt_relevant_p):
10615 (vect_mark_stmts_to_be_vectorized):
10616 (vect_can_advance_ivs_p):
10617 (vect_get_loop_niters):
10618 (vect_analyze_loop):
10619 (vectorize_loops): Likewise.
10621 (vectorizable_load): Argument in call to vect_debug_details/stats
10622 changed from loop to LOOP_LOC (loop_vinfo).
10623 (vect_transform_loop):
10624 (vect_analyze_operations):
10625 (vect_analyze_scalar_cycles):
10626 (vect_analyze_data_ref_dependence):
10627 (vect_enhance_data_refs_alignment):
10628 (vect_analyze_data_ref_accesses):
10629 (vect_analyze_pointer_ref_access):
10630 (vect_analyze_data_refs):
10631 (vect_analyze_loop): Likewise.
10633 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10634 changed from loop to loop_loc.
10636 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10638 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10639 Dorit Naishlos <dorit@il.ibm.com>
10641 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10643 (vect_analyze_data_ref_dependences): Likewise.
10645 (vect_is_simple_use): Argument changed from loop structure to
10646 loop_vect_info structure.
10647 (vect_can_advance_ivs_p): Likewise.
10648 (vect_create_index_for_vector_ref): Likewise.
10649 (vect_update_ivs_after_vectorizer): Likewise.
10650 (new_stmt_vec_info): Likewise.
10652 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10653 changed from loop to loop_vinfo.
10654 (vect_create_data_ref_ptr): First argument in call to
10655 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10656 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10657 was changed from loop to loop_vinfo.
10658 (vectorizable_operation): Likewise.
10659 (vectorizable_store): Likewise.
10660 (vect_mark_stmts_to_be_vectorized): Likewise.
10661 (vect_do_peeling_for_loop_bound): First argument in call to
10662 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10663 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10664 was changed from loop to loop_vinfo.
10665 (vect_analyze_data_ref_dependences): Third argument in call to
10666 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10668 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10669 (vect_create_data_ref_ptr): Likewise.
10670 (vect_init_vector): Likewise.
10671 (vect_get_vec_def_for_operand): Likewise.
10672 (vectorizable_assignment): Likewise.
10673 (vectorizable_operation): Likewise.
10674 (vectorizable_store): Likewise.
10675 (vectorizable_load): Likewise.
10676 (vect_update_ivs_after_vectorizer): Likewise.
10677 (vect_is_simple_use): Likewise.
10678 (vect_analyze_data_ref_dependence): Likewise.
10679 (vect_analyze_pointer_ref_access): Likewise.
10680 (vect_can_advance_ivs_p): Likewise.
10682 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10683 before _stmt_vec_info.
10684 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10685 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10686 (new_stmt_vec_info): Argument changed from loop structure to
10687 loop_vect_info structure
10689 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10690 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10691 (vect_create_addr_base_for_vector_ref): Likewise.
10692 (vect_analyze_pointer_ref_access): Likewise.
10694 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10697 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10698 phi flag if the phi is abnormal.
10700 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10703 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10704 information for the new statement.
10706 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10709 * gcc.c (main): Include the target in -v output.
10711 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10713 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10714 Do not drop the extend if we'd have to add a paradoxical subreg
10715 later. Include optabs.h and insn-codes.h.
10716 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10718 2005-02-02 Roger Sayle <roger@eyesopen.com>
10720 PR middle-end/19405
10721 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10722 * fold-const.c (const_binop): Avoid constant folding floating
10723 point operations in modes that use composite representations.
10724 * simplify-rtx.c (simplify_binary_operation): Likewise.
10726 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10728 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10730 (altivec_dstt): Likewise.
10731 (altivec_dstst): Likewise.
10732 (altivec_dststt): Likewise.
10733 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10736 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10738 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10739 EXPR_LOCUS from orig_cond to the new cond_stmt.
10740 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10743 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10745 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10746 standard_iv_increment_position. Remove call to bsi_next
10747 (no need to bump the iterator anymore).
10748 (vect_create_index_for_vector_ref): Call
10749 standard_iv_increment_position. Remove second function argument.
10750 (vect_finish_stmt_generation): Remove call to bsi_next
10751 (no need to bump the iterator anymore).
10752 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10753 to vect_create_index_for_vector_ref.
10755 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10757 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10758 phis are used out of the loop.
10760 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10763 * c-decl.c (undef_nested_function): New variable.
10764 (pop_scope): Diagnose undefined nested functions.
10765 (finish_function): Don't attempt cgraph processing or genericizing
10766 if current top-level function contained an undefined nested
10767 function. Reset undef_nested_function at the end of a top-level
10770 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10772 * tree.c (build_int_cst_type): Take sign of the value into account
10773 when deciding whether sign extend the value.
10775 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10778 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10779 (cpp_options, cc1_options): Change %{std*&ansi} to
10780 %{std*&ansi&trigraphs}.
10782 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10784 * cse.c: Update comments.
10786 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10788 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10789 arguments go on the stack. Do not put complex doubles in odd/even
10792 2005-02-02 Steven Bosscher <stevenb@suse.de>
10794 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10795 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10796 -ftree-pre, and -fthread-jumps.
10798 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10800 PR tree-optimization/19578
10801 * tree-flow.h (modified_noreturn_calls): Declare.
10802 (noreturn_call_p): Declare.
10803 * tree-flow-inline.h (noreturn_call_p): New function.
10804 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10805 * tree-cfg.c (modified_noreturn_calls): New variable.
10806 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10807 that contain a mid-block noreturn call.
10808 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10810 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10812 * df.c (df_def_record_1, df_uses_record): Don't use
10814 * df.h (DF_FOR_REGALLOC): Remove.
10816 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10819 * c-typeck.c (really_start_incremental_init): Reset
10820 constructor_max_index for arrays of incomplete type.
10822 2005-02-02 Jeff Law <law@redhat.com>
10824 * gcse.c (struct reg_set): Store the block index where the register
10825 was set rather than the setting insn.
10826 (record_one_set, compute_transp): Corresponding changes.
10827 (pre_insert_copy_insn): Do not call replace_one_set.
10828 (replace_one_set): Remove.
10830 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10833 * doc/gcov.texi: Fix typo.
10835 2005-02-01 Richard Henderson <rth@redhat.com
10838 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10839 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10841 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10842 * config/i386/i386-protos.h: Update.
10844 2005-02-01 Steven Bosscher <stevenb@suse.de>
10846 PR tree-optimization/19217
10847 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10848 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10849 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10850 that it is walking a PHI node.
10852 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10854 * doc/extend.texi (Nested Functions): Update.
10856 2005-02-01 Richard Henderson <rth@redhat.com>
10859 * optabs.c (expand_copysign_absneg): Export.
10860 * optabs.h (expand_copysign_absneg): Declare.
10861 * config/rs6000/rs6000.md (copysigntf3): New.
10863 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10865 PR tree-optimization/19633
10866 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10867 * tree-ssa-alias.c (init_alias_info): Initialize.
10868 (merge_pointed_to_info): Set.
10869 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10870 (dump_points_to_info_for): Show value of pt_null.
10871 (struct count_ptr_d): Declare.
10872 (find_ptr_dereference): Remove.
10873 (ptr_is_dereferenced_by): Remove.
10874 (count_ptr_derefs): New local function.
10875 (count_uses_and_derefs): New local function.
10876 (compute_points_to_and_addr_escape): Call it. If the number
10877 of dereferences is greater than zero, mark the pointer as
10878 dereferenced. If there are fewer dereferences than uses of
10879 the pointer, the pointer's value escapes.
10881 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10883 PR tree-optimization/19670
10884 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10886 (verify_use): ... set it here, instead.
10888 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10890 * doc/sourcebuild.texi (Test directives): Fix formatting.
10892 * doc/sourcebuild.texi (Test directives): Describe selector
10895 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10897 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10898 specific 64-bit CPUs.
10900 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10903 * arm.c (arm_eliminable_register): New function.
10904 (adjacent_mem_locations): Don't allow eliminable registers. Use
10905 HOST_WIDE_INT for address offsets.
10906 * arm-protos.h (arm_eliminable_register): Add prototype.
10908 2005-02-01 Steven Bosscher <stevenb@suse.de>
10910 PR optimization/15242
10911 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10912 * basic-block.h (duplicate_computed_gotos): Add prototype.
10913 * bb-reorder.c (duplicate_computed_gotos): New function to
10914 duplicate sufficiently small blocks ending in a computed jump.
10915 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10916 if not optimizing for size.
10917 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10918 never do tail merging for blocks ending in a computed jump.
10919 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10921 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10923 Patch from Richard Sandiford <rsandifo@redhat.com>
10924 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10925 from inheriting a subreg equivalence with a non-spill register.
10927 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10929 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10931 * config/frv/frv.c (movcc_fp_destination_operand): New.
10932 (gpr_or_memory_operand): Fix typo in comment.
10933 (gpr_or_memory_operand_with_scratch): New.
10934 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10935 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10936 movcc_fp_destination_operand.
10937 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10938 Legitimize memory addresses using a scratch register.
10940 2005-01-31 Jeff Law <law@redhat.com>
10942 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10943 bitmap a sparse bitmap instead of a simple bitmap.
10944 (mark_def_sites_initialize_block): Corresponding changes.
10945 (ssa_mark_def_sites_initialize_block): Likewise.
10946 (ssa_mark_phi_uses): Likewise.
10947 (mark_def_site, ssa_mark_def_sites): Likewise.
10948 (mark_def_site_blocks): Likewise.
10949 (rewrite_ssa_into_ssa): Likewise.
10951 * tree-ssa-dom.c (record_cond): Pass correct variable type
10952 for last argument to htab_find_slot_with_hash.
10954 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10955 effects when optimizing 0 % X. Do not try to optimize X % 0.
10957 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10959 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10962 2005-02-01 Eric Christopher <echristo@redhat.com>
10964 * config/mips/mips.c (override_options): Warn if -mint64
10966 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10969 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10971 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10973 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10974 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10975 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10976 (cached_regno): Initialize to INVALID_REGNUM.
10977 (cse_reg_info_table_size,
10978 cse_reg_info_table_first_uninitialized,
10979 cse_reg_info_timestamp): New.
10980 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10982 (init_cse_reg_info, get_cse_reg_info_1): New.
10983 (get_cse_reg_info): Cache the last look-up.
10984 (new_basic_block): Update the code to clear mappings from
10985 registers to cse_reg_info entries.
10986 (cse_main): Call init_cse_reg_info.
10988 * cse.c (get_cse_reg_info): Update a comment.
10990 2005-01-31 Steven Bosscher <stevenb@suse.de>
10993 * c-decl.c (start_decl): Do not warn about arrays of elements with
10994 an incomplete type here.
10995 (grokdeclarator): Do it here by making a pedwarn an error.
10996 * c-typeck.c (push_init_level): If there were previous errors with
10997 the constructor type, do not warn about braces for initializers.
10998 (process_init_element): Likewise for excess initializer elements.
11000 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11002 * cse.c (delete_trivially_dead_insn): Don't iterate.
11004 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11006 * config/rs6000/rs6000.md (copysignsf3): New expand.
11007 (copysigndf3): Likewise.
11009 2005-01-31 Steven Bosscher <stevenb@suse.de>
11011 * recog.c (constrain_operands): Only look for earlyclobber operand
11012 conflicts if an '&' constraint was seen.
11014 2005-01-31 Marc Espie <espie@openbsd.org>
11016 * config.gcc: Don't include embedded systems fragment, switches default
11017 debugging format to ELF.
11018 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11019 longer pick it up there.
11021 2005-01-31 Dale Johannesen <dalej@apple.com>
11023 * doc/extend.texi (nested functions): Fix linkage description.
11024 Clarify that static is not allowed.
11026 2005-01-31 Dale Johannesen <dalej@apple.com>
11028 * config/rs6000/darwin.md (movsf_low_di): Make work.
11029 (movdf_low_di): Make work.
11031 2005-01-31 Dale Johannesen <dalej@apple.com>
11033 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11034 Make work for 64 bit.
11036 2005-01-31 Roger Sayle <roger@eyesopen.com>
11037 Dale Johannesen <dalej@apple.com>
11039 PR middle-end/19650
11040 * fold-const.c (fold_binary_op_with_conditional_arg):
11041 Make types match original operands, before STRIP_NOPS.
11043 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11045 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11046 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11047 (struct gcc_sigcontext): Delete. Merge contents to..
11048 (struct gcc_ucontext): ..here.
11049 (get_sigcontext): Delete.
11050 (get_regs): New function, like get_sigcontext but return regs ptr.
11051 64-bit version finds regs from r1 to support vdso.
11052 (ppc_linux_aux_vector): New function.
11053 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11056 2005-01-31 Ira Rosen <irar@il.ibm.com>
11058 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11060 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11061 redundant fold. Fix misalignment for MINUS_EXPR.
11062 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
11063 (vect_analyze_pointer_ref_access): Likewise.
11064 (vect_get_memtag_and_dr): Likewise.
11066 2005-01-31 Richard Henderson <rth@redhat.com>
11068 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
11069 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
11070 absnegdf2_i387, absnegxf2_i387): Likewise.
11072 2005-01-31 Richard Henderson <rth@redhat.com>
11075 * optabs.c (expand_copysign_absneg): New.
11076 (expand_copysign_bit): Split out from ...
11077 (expand_copysign): ... here. Use expand_copysign_absneg.
11079 2005-01-30 Roger Sayle <roger@eyesopen.com>
11081 PR middle-end/19697
11082 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
11083 constant as the second operand and a register as the third.
11085 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
11088 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11089 that dllimport'd functions do not use all call-clobbered registers
11090 to pass parameters.
11092 2005-01-30 Richard Henderson <rth@redhat.com>
11095 * optabs.c (expand_absneg_bit): Split out from expand_unop and
11096 expand_abs_nojump and generalize. Use operand_subword and
11097 emit_no_conflict_block. Support large modes.
11098 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
11100 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
11101 negation to subtraction.
11102 (expand_copysign): Check that the format has signed zeros.
11103 Use operand_subword and emit_no_conflict_block. Support large modes.
11105 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
11107 Fix PR tree-optimization/19624
11109 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
11110 * tree-ssa-pre.c: Add cfgloop.h.
11112 (pre_stats): New member, constified.
11113 (inserted_exprs): New static variable.
11114 (NECESSARY): New macro.
11115 (create_expression_by_pieces): Fold the expression, and
11116 mark it as defaulting to not necessary. Also put in
11118 (fully_constant_expression): New function.
11119 (insert_into_preds_of_block): Modify to not insert phis when we
11120 are playing with induction variables.
11121 Push phis onto the inserted_exprs vector, and mark them as not
11122 necessary by default.
11123 (insert_aux): Call fully_constant_expression on eprime.
11124 If all edges produce the same value, mark it constant.
11125 (mark_operand_necessary): New function.
11126 (remove_dead_inserted_code): New function.
11127 (init_pre): Init loop optimizer to get loop info.
11128 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11129 (execute_pre): Commit edge inserts, then remove dead code.
11131 2005-01-30 Richard Henderson <rth@redhat.com>
11133 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11134 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11136 2005-01-30 Richard Henderson <rth@redhat.com>
11139 * config/i386/i386.c (ix86_expand_copysign): New.
11140 (ix86_split_copysign_const): New.
11141 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11142 rearrange op1/nmask operands.
11143 * config/i386/i386-protos.h: Update.
11144 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11145 (copysigndf3): Likewise.
11146 (copysignsf3_const, copysigndf3_const): New.
11147 (copysignsf3_var): Rename from copysignsf3, split out splitter
11148 and fix split predicate for X constraint.
11149 (copysigndf3_var): Similarly.
11151 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11153 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11154 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11155 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11157 2005-01-29 Richard Henderson <rth@redhat.com>
11160 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11161 of # and * in constraints.
11163 2005-01-29 Richard Henderson <rth@redhat.com>
11165 PR middle-end/19689
11166 * expr.c (store_field): Don't strip sub-mode cast when the input
11167 data is even smaller.
11169 2005-01-29 Richard Henderson <rth@redhat.com>
11171 PR middle-end/19687
11172 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11175 2005-01-29 Richard Henderson <rth@redhat.com>
11177 * combine.c (make_field_assignment): Fix argument order
11180 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11182 PR tree-optimization/15791
11183 * fold-const.c (extract_array_ref): New function.
11184 (fold): Fold comparisons between &a[i] and &a[j] or
11185 semantically equivalent trees.
11187 2005-01-29 Jeff Law <law@redhat.com>
11189 * gcse.c (insert_expr_in_table): Revamp handling of available
11190 and anticipatable occurrence lists to avoid unnecessary list
11192 (insert_set_in_table): Similarly.
11194 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11196 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11198 (c_build_qualified_type): Build qualified array types with
11199 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11200 * c-decl.c (c_make_fname_decl): Build unqualified array type
11201 before qualified type.
11202 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11203 type is qualified, not just if type itself is. Don't apply
11204 qualifiers to array type when declarator is processed. Apply
11205 qualifiers to field type whether or not it is an array type.
11206 Don't handle array types specially for applying qualifiers to
11208 * c-typeck.c (composite_type): Build unqualified element type and
11209 array type when forming composite of array types.
11210 (common_pointer_type, comptypes, comp_target_types,
11211 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11212 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11214 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11215 (args2) in variables a1 and a2.
11217 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11219 * cse.c (n_elements_made, max_elements_made): Remove.
11220 (insert): Don't touch n_elements_made.
11221 (cse_main): Don't touch n_elements_made or max_elements_made.
11223 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11226 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11227 configuration part of dp-bit.c to be lost.
11229 2005-01-28 Roger Sayle <roger@eyesopen.com>
11231 * expmed.c (expand_mult_highpart_optab): When attempting to use
11232 a non-widening multiplication in a wider mode, the operands need
11233 to be converted (zero or sign extended) to that mode.
11235 2005-01-28 Ian Lance Taylor <ian@airs.com>
11237 PR middle-end/16558
11238 PR middle-end/19583
11239 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11240 through if both operands fall through.
11242 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11244 * cse.c (fold_rtx) <PC>: Don't optimize.
11246 2005-01-28 Jeff Law <law@redhat.com>
11248 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11249 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11251 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11253 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11254 cse_reg_info_used_list_end): Remove.
11255 (cse_reg_info_list, cse_reg_info_list_free): New.
11256 (get_cse_reg_info): When allocating an instance of
11257 cse_reg_info, add it to the beginning of the cse_reg_info_list
11258 list. Remove code to maintain cse_reg_info_used_list.
11259 (new_basic_block): Reset the free list to the beginning of
11262 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11264 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11265 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11266 (frv_expand_mdpackh_builtin): New function.
11267 (frv_expand_builtin): Use it to expand __MDPACKH.
11268 * doc/extend.texi (__MDPACKH): Update documentation.
11270 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11272 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11273 SSE_FLOAT_MODE_P for use_sse computation.
11275 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11278 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11280 2005-01-27 Richard Henderson <rth@redhat.com>
11282 * builtins.c (expand_builtin_copysign): New.
11283 (expand_builtin): Call it.
11284 * genopinit.c (optabs): Add copysign_optab.
11285 * optabs.c (init_optabs): Initialize it.
11286 (expand_copysign): New.
11287 * optabs.h (OTI_copysign, copysign_optab): New.
11288 (expand_copysign): Declare.
11290 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11291 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11293 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11294 (ix86_expand_fp_absneg_operator): ... here.
11295 (ix86_split_copysign): New.
11296 * config/i386/i386-protos.h: Update.
11297 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11298 (copysignsf3, copysigndf3): New.
11300 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11301 (copysignsf3, ncopysignsf3): New.
11302 (copysigndf3, ncopysigndf3): New.
11303 (copysignxf3, ncopysignxf3): New.
11304 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11306 2005-01-27 Arend Bayer <arend.bayer@web.de>
11307 Kazu Hirata <kazu@cs.umass.edu>
11309 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11310 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11311 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11314 2005-01-27 Jeff Law <law@redhat.com>
11316 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11317 definitions of SSA_NAMEs which are not being rewritten.
11318 (rewrite_ssa_into_ssa): Only initialize the current definition
11319 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11320 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11321 SSA_NAMEs before returning.
11323 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11325 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11326 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11327 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11328 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11329 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11331 2005-01-27 Steven Bosscher <stevenb@suse.de>
11333 PR middle-end/17278
11334 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11335 higher to -O2 and higher. Likewise for tree PRE.
11336 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11339 2005-01-27 Ian Lance Taylor <ian@airs.com>
11341 PR middle-end/19583
11342 * gimple-low.c (try_catch_may_fallthru): New static function.
11343 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11344 * tree-inline.c (expand_call_inline): Don't warn about reaching
11345 the end of a non-void function being inlined if the function uses
11348 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11350 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11353 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11354 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11355 (implicitly_declare): Handle error_mark_node.
11357 2005-01-27 Richard Henderson <rth@redhat.com>
11360 * tree.h (struct tree_decl): Add debug_expr_is_from.
11361 (DECL_DEBUG_EXPR_IS_FROM): New.
11362 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11363 * dwarf2out.c (dwarf2out_var_location): Update to match.
11364 * tree-outof-ssa.c (create_temp): Likewise.
11365 * var-tracking.c (track_expr_p): Likewise.
11366 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11367 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11368 * toplev.c (default_tree_printer): Likewise.
11370 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11372 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11373 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11375 2005-01-27 Steven Bosscher <stevenb@suse.de>
11377 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11378 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11379 ASM_CLOBBERS): Add tree checks.
11381 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11382 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11383 * c-common.def (SWITCH_STMT): Update to match.
11384 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11385 macros instead of SWITCH_EXPR ones.
11386 * c-dump.c (c_dump_tree): Likewise.
11387 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11388 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11390 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11392 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11394 * unwind-dw2.c (execute_stack_op): Add missing cases for
11395 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11397 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11399 * config.gcc (Obsolete configurations): Remove 'dummy', add
11400 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11403 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11405 PR tree-optimization/19633
11406 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11408 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11409 are no call-clobbered variables.
11410 * tree-outof-ssa.c (check_replaceable): Return false for calls
11413 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11415 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11416 even for variables with NULL DECL_INITIAL.
11418 2005-01-26 Stuart Hastings <stuart@apple.com>
11420 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11422 2005-01-26 Richard Henderson <rth@redhat.com>
11424 PR middle-end/18008
11425 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11427 * expr.c (store_field): Strip conversions to odd-bit-sized types
11428 if the destination field width matches.
11430 2005-01-26 Richard Henderson <rth@redhat.com>
11432 * c-decl.c, expmed.c, expr.c: Revert last change.
11434 2005-01-26 Richard Henderson <rth@redhat.com>
11436 PR middle-end/18008
11437 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11439 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11440 if we don't need the bits above those present in the current mode.
11441 * expr.c (store_field): Strip conversions to odd-bit-sized types
11442 if the destination field width matches.
11444 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11446 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11447 either -ffast-math or -funsafe-math-optimizations is in use.
11449 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11453 * config/avr/avr.c (notice_update_cc): Only set condition code for
11454 ashrqi3 if shift count > 0.
11455 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11456 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11457 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11458 count <= 0 as a no-op, and shift count >= width by copying zero
11459 or sign bit to all bits of the result.
11460 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11461 count, with attribute "length" set to 0 and "cc" set to "none".
11463 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11465 * doc/invoke.texi: Document -mTLS.
11467 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11468 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11469 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11470 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11471 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11472 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11473 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11474 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11476 * configure.ac: Check for a TLS capable gas.
11478 * configure: Regenerate.
11480 2005-01-26 Richard Henderson <rth@redhat.com>
11482 PR middle-end/18008
11483 * combine.c (make_field_assignment): Simplify store to zero_extract
11484 from a source with an overlapping mask.
11486 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11488 2004-11-11 Eric Christopher <echristo@redhat.com>
11490 * config/frv/frv.md: Add fr400_integer automaton. Don't
11491 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11494 2005-01-26 Steven Bosscher <stevenb@suse.de>
11496 PR middle-end/16585
11497 * cfgbuild.c (make_edges): Do not clear or set
11498 current_function_has_computed_jump.
11499 * function.h (struct function): Remove the has_computed_jump field.
11500 (current_function_has_computed_jump): Do not define.
11501 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11502 in a computed jump. Ignore current_function_has_computed_jump.
11504 2005-01-26 Richard Henderson <rth@redhat.com>
11506 PR middle-end/19515
11507 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11508 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11510 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11511 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11512 objects into static storage if they have more than one non-zero value.
11513 * tree.h (categorize_ctor_elements): Update decl.
11515 2005-01-26 Steven Bosscher <stevenb@suse.de>
11517 PR middle-end/19616
11518 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11519 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11520 to this function from 2004-07-10.
11521 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11522 the current function for tail call optimizations if the address
11523 of one of it its arguments is taken.
11525 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11527 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11529 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11531 * function.c (expand_function_end): If current_function_calls_alloca,
11532 emit stack restore in a place that is reached when the function falls
11533 through at the end.
11535 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11537 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11538 rule to avoid matching inappropriate suffix rule.
11540 2005-01-26 Jan Hubicka <jh@suse.cz>
11542 PR tree-optimization/19241
11543 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11545 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11547 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11548 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11550 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11551 <sim*>: Always use crt1.o, regardless of N in simN.
11552 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11553 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11554 (CRT_CALL_STATIC_FUNCTION): Remove.
11555 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11556 use crt1.o, regardless of N in simN.
11557 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11558 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11559 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11560 case isystem setting.
11561 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11563 2005-01-25 Ian Lance Taylor <ian@airs.com>
11565 * gimple-low.c (block_may_fallthru): Correct handling of
11566 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11568 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11570 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11571 handlers to match indentation; nested under the mtune=* handler.
11572 Similar for mcpu= and march=.
11574 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11576 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11577 * config/mips/linux64.h (LIB_SPEC): Likewise.
11578 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11579 * config/sh/linux.h (LIB_SPEC): Likewise.
11581 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11583 * config/frv/frv.c (frv_legitimize_tls_address): New.
11584 (TARGET_HAVE_TLS): Define.
11585 (FRV_SYMBOL_REF_TLS_P): Define.
11586 (frv_override_options): Handle new register classes.
11587 (frv_legitimate_address_p): Reject tls addresses.
11588 (frv_legitimize_address): Handle TLS addresses.
11589 (gen_inlined_tls_plt): New.
11590 (gen_tlsmoff): New.
11591 (frv_legitimize_tls_address): New.
11592 (unspec_got_name): Add TLS entries.
11593 (got12_operand): Add R_FRV_TLSMOFF12 case.
11594 (frv_emit_move): Fixup TLS addresses.
11595 (frv_emit_movsi): Legitimize TLS addresses.
11597 * config/frv/frv.h (MASK_BIG_TLS): New.
11598 (TARGET_BIG_TLS): New.
11599 (HAVE_AS_TLS): Define.
11600 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11601 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11602 (REG_CLASS_NAMES): Same.
11603 (REG_CLASS_CONTENTS): Same.
11604 (CONSTRAINT_LEN): New.
11605 (REG_CLASS_FROM_CONSTRAINT): New.
11606 (PREDICATE_CODES): Add symbolic_operand.
11608 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11609 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11610 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11611 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11612 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11613 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11614 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11615 GR9_REG, GR14_REG, LRREG.
11616 (type): Add load_or_call attribute.
11617 ("load_or_call"): New reservation.
11618 ("call_gettlsoff"): New.
11619 ("tls_indirect_call"): New.
11620 ("tls_load_gottlsoff12"): New.
11621 ("tlsoff_hilo"): New.
11622 ("tls_tlsdesc_ldd"): New.
11623 ("tls_tlsoff_ld"): New.
11626 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11628 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11630 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11631 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11632 * config/frv/frv.c (TLS_BIAS): Define.
11633 (frv_output_dwarf_dtprel): New.
11635 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11637 PR rtl-optimization/19579
11638 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11639 both A and B, see if they don't clobber registers the other expr uses.
11641 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11643 * real.c (do_add): Initialize signalling and canonical members.
11645 * real.c (real_from_integer): Zero out destination.
11647 2005-01-18 Jan Hubicka <jh@suse.cz>
11649 PR tree-optimize/19337
11650 * tree-inline.c (initialize_inlined_parameters): Copy
11651 saved_static_chain_decl only.
11653 2005-01-25 Richard Henderson <rth@redhat.com>
11657 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11658 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11659 80387 enabled, to return a proper subclass. Return the subset that
11660 overlaps with GENERAL_REGS for PLUS.
11661 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11663 2005-01-25 Richard Henderson <rth@redhat.com>
11665 PR middle-end/19609
11666 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11668 2005-01-25 Roger Sayle <roger@eyesopen.com>
11670 * expmed.c (choose_multiplier): Change interface to return the
11671 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11672 (expand_divmod): Update calls to choose_multiplier.
11674 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11676 PR middle-end/19330
11677 * expmed.c (extract_bit_field): Use adjust_address instead of
11678 gen_lowpart when op0 is a MEM.
11680 2005-01-24 Steven Bosscher <stevenb@suse.de>
11682 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11684 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11686 * config/mips/irix-csr.c: New file.
11687 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11688 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11689 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11692 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11695 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11696 sparc/elf.h, add sparc/sp-elf.h.
11697 (sparc-*-rtems*): Likewise.
11698 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11699 tm-dwarf2.h, add sparc/sp-elf.h.
11700 (sparc86x-*-elf): Likewise.
11701 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11702 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11703 TARGET_OS_CPP_BUILTINS.
11704 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11705 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11707 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11708 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11709 (SWITCH_TAKES_ARG): Likewise.
11710 (LOCAL_LABEL_PREFIX): Likewise.
11711 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11712 (TARGET_N_FORMAT_TYPES): Delete.
11713 (TARGET_FORMAT_TYPES): Likewise.
11714 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11715 * config/sparc/elf.h: Delete.
11716 * config/sparc/sp-elf.h: New file.
11718 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11720 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11721 * tree-flow.h: Remove the corresponding prototype.
11722 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11723 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11725 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11728 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11729 for AIX ABI or ELF -fPIC.
11730 (rs6000_emit_load_toc_table): Don't create toc_section here.
11731 (rs6000_xcoff_file_start): Nor here.
11733 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11735 * sh.c (ra.h): Don't #include.
11736 (hard_regs_intersect_p): New function, resurrected from ra.c.
11738 * sh.c: Fix 1996 Copyright.
11740 2005-01-24 Richard Henderson <rth@redhat.com>
11741 Aldy Hernandez <aldyh@redhat.com>
11743 * regrename.c (note_sets): Handle subregs.
11745 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11748 * genconditions.c (write_header, write_conditions): Elide file if
11751 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11753 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11754 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11757 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11759 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11760 expand_builtin_printf, expand_builtin_fprintf,
11761 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11762 checking against POINTER_TYPE.
11763 (validate_arglist): Handle POINTER_TYPE code by checking
11766 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11768 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11769 init_rtlanal): New.
11770 (for_each_rtx): Call for_each_rtx_1.
11771 * rtl.h (init_rtlanal): Declare.
11772 * toplev.c (backend_init): Call init_rtlanal.
11774 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11776 * flow.c (propagate_one_insn): Formatting.
11778 PR middle-end/19551
11779 * flow.c (libcall_dead_p): Be more conservative if unsure.
11780 If there are any instructions between insn and call, see if they are
11781 all dead before saying the libcall is dead.
11783 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11785 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11786 operand constraint for operand 0.
11788 2005-01-23 Richard Henderson <rth@redhat.com>
11791 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11792 edges leading to join block.
11794 2005-01-23 Roger Sayle <roger@eyesopen.com>
11796 * expmed.c (expand_mult_highpart): Make static. Change type of
11797 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11798 (expand_divmod): Updates calls to expand_mult_highpart by using
11799 gen_int_mode to pass a CONST_INT rtx.
11800 * rtl.h (expand_mult_highpart): Remove prototype.
11802 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11804 * flow.c (regset_bytes, regset_size): Remove.
11806 * cfganal.c: Fix a reference to Harvey's paper.
11808 2005-01-23 Steven Bosscher <stevenb@suse.de>
11810 PR rtl-optimization/19464
11811 * tree-optimize.c (init_tree_optimization_passes): Add one more
11812 copyrename pass just before out-of-ssa.
11814 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11817 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11818 * ggc-none.c (ggc_free): Define.
11820 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11822 * cse.c (max_reg, max_insn_uid): Remove.
11823 (cse_main): Don't access max_reg or max_insn_uid.
11825 * c-common.c (explicit_flag_signed_bitfields,
11826 lang_statement_code_p, lang_expand_function_end): Remove.
11827 * c-common.h: Remove the corresponding declarations.
11828 * c-opts.c (c_common_handle_option): Remove all write access
11829 to explicit_flag_signed_bitfields.
11831 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11832 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11833 * cgraph.h: Remove the corresponding declaration.
11835 * gcse.c (null_pointer_info): Remove.
11837 2005-01-23 Roger Sayle <roger@eyesopen.com>
11838 Eric Botcazou <ebotcazou@libertysurf.fr>
11840 * combine.c (simplify_logical): Only simplify logical expressions
11841 of the form ior(and(x,y),z) by the inverse distributive law if the
11842 result is cheaper than the original.
11844 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11846 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11847 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11848 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11849 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11850 config/freebsd-spec.h, config/arm/arm.h,
11851 config/h8300/h8300.md, config/i386/i386.md,
11852 config/i386/predicates.md, config/i386/sse.md,
11853 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11854 config/vax/vax.md: Fix comment typos. Follow spelling
11857 2005-01-23 Steven Bosscher <stevenb@suse.de>
11859 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11860 tests, instead of `less than'.
11862 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11864 * function.c (assign_parm_setup_block): When creating a new stack slot
11865 for a parameter, get its alignment from the parameter's DECL_ALIGN
11866 rather than the type's TYPE_ALIGN. Make sure that the parameter
11867 is at least word aligned.
11869 2005-01-22 Roger Sayle <roger@eyesopen.com>
11871 PR middle-end/19378
11872 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11874 2005-01-22 Richard Henderson <rth@redhat.com>
11877 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11878 in both compare operands.
11879 (movdfcc_1_sse_max): Likewise.
11880 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11881 (movdfcc_1_sse): Likewise.
11882 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11883 scratch register as needed.
11885 2005-01-22 Richard Henderson <rth@redhat.com>
11887 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11889 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11891 2005-01-22 Richard Henderson <rth@redhat.com>
11893 * genopinit.c (optabs): Use smin/smax for floating point too.
11894 * doc/md.texi: Update to match. Clarify that floating point
11895 results are undefined for +0/-0 and NaN.
11896 * doc/rtl.texi: Likewise.
11897 * rtl.def (SMIN, SMAX): Likewise
11898 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11900 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11901 leading 's' to the name.
11902 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11903 smaxxf3, sminxf3): Likewise.
11904 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11907 2005-01-22 Paul Brook <paul@codesourcery.com>
11909 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11911 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11913 * config/s390/s390.c (struct processor_costs): New fields
11914 dlgr, dlr, dr, dsgfr, dsgr.
11915 (z900_cost, z990_cost): Values for new fields.
11916 (s390_rtx_costs): New cases MEM und COMPARE in switch
11917 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11918 DIV, MOD, UDIV, UMOD.
11920 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11922 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11923 into the register being decremented.
11924 ("doloop_si31", "doloop_di"): Likewise.
11925 ("*doloop_si_long"): Adapt pattern.
11927 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11929 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11931 (CLASS_MAX_NREGS): Likewise.
11933 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11935 * doc/tree-ssa.texi (Statement Operands): Add example for new
11936 must-def macro. Note deprecation of old operands interface.
11938 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11940 PR tree-optimization/19484
11941 * tree-cfg.c (remove_fallthru_edge): New function.
11942 (cleanup_control_flow): Remove fallthru edges from calls that are
11943 now known not to return.
11945 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11947 Fix PR tree-optimization/19038
11948 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11949 copies with loop variant ones.
11951 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11953 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11954 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11955 config/alpha/alpha.md, config/alpha/predicates.md,
11956 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11957 config/sparc/sol2.h: Update copyright.
11959 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11960 first label to see if it is a nonlocal label.
11962 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11963 Andrew Pinski <pinskia@physics.uc.edu>
11966 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11967 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11969 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11971 * config/rs6000/rtems.h: Update copyright.
11973 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11976 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11977 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11978 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11980 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11983 * c-typeck.c (convert_arguments): Check for error_mark_node.
11985 2005-01-21 Ian Lance Taylor <ian@airs.com>
11987 PR tree-optimization/13000
11988 * tree-inline.c: Include "tree-flow.h".
11989 (expand_call_inline): If warn_return_type, warn if non-void inline
11990 function falls through.
11991 * tree-cfg.c (execute_warn_function_return): Don't warn about
11992 control reaching end if TREE_NO_WARNING is set. Set
11994 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11996 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11997 branch if we don't need one.
11998 * c-typeck.c: Include "tree-flow.h"
11999 (c_finish_bc_stmt): Don't add a goto if the current statement
12000 list doesn't fall through to the current point.
12002 2005-01-21 Roger Sayle <roger@eyesopen.com>
12004 PR rtl-optimization/576
12005 * real.c (real_arithmetic): Change return type from void to bool
12006 to return an indication that the result may be inexact.
12007 * real.h (real_arithmeric): Update prototype.
12008 * fold-const.c (const_binop): Don't constant fold floating
12009 point expressions when the user specifies -frounding-math and
12010 the result may depend upon the run-time rounding mode.
12011 (fold_convert_const_real_from_real): Clean-up.
12012 (fold_initializer): Ignore flag_rounding_math for initializers.
12013 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12014 constant fold FP operations with flag_rounding_math if the
12015 result may depend upon the run-time rounding mode.
12017 2005-01-21 Tom Tromey <tromey@redhat.com>
12019 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12021 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12023 * tree-cfg.c: Fix comment typos.
12025 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12027 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12028 around the call to rest_of_handle_branch_target_load_optimize.
12030 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12032 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12033 (sparc64-*-openbsd*): Likewise.
12034 (sparclite-*-elf*): Include tm-dwarf2.h.
12035 (sparc86x-*-elf*): Likewise.
12036 (sparc64-*-elf*): Likewise.
12037 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12038 (DBX_DEBUGGING_INFO): Likewise.
12039 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12040 (PREFERRED_DEBUGGING_TYPE): Likewise.
12041 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12042 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12043 (PREFERRED_DEBUGGING_TYPE): Likewise.
12044 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12045 (PREFERRED_DEBUGGING_TYPE): Likewise.
12046 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12048 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12051 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12053 2005-01-20 Paul Brook <paul@codesourcery.com>
12055 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12057 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12059 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12060 label is first in a sequence of labels.
12062 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
12064 2005-01-20 Janis Johnson <janis187@us.ibm.com>
12065 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12067 * doc/sourcebuild.texi (Test Directives): New.
12069 2005-01-20 Roger Sayle <roger@eyesopen.com>
12071 * real.c (real_floor): Don't leave the result uninitialized when
12072 mode is VOIDMode, but return the unrounded intermediate value.
12073 (real_ceil): Likewise.
12075 2005-01-20 Paul Brook <paul@codesourcery.com>
12077 * config/arm/arm.md (insv): Use gen_int_mode.
12079 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12081 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
12082 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12083 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12084 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12085 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12087 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12090 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
12091 fbreg, so we have to assume we can't.
12092 (loc_descriptor_from_tree_1): Ditto.
12093 (containing_function_has_frame_base): New function.
12094 (add_location_or_const_value_attribute): Use it.
12095 Also try to generate a frame_base from a single element location
12098 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12100 PR tree-optimization/15349
12101 * timevar.def (TV_TREE_MERGE_PHI): New.
12102 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
12104 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
12105 calls to tree_forwarder_block_p.
12106 (remove_forwarder_block_with_phi, merge_phi_nodes,
12107 gate_merge_phi, pass_merge_phi): New.
12108 * tree-optimize.c (init_tree_optimization_passes): Add
12110 * tree-pass.h: Add an extern for pass_merge_phi;
12112 2005-01-20 Richard Henderson <rth@redhat.com>
12115 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
12116 (_mm_castps_pd, _mm_castps_si128): New.
12117 (_mm_castsi128_ps, _mm_castsi128_pd): New.
12119 2005-01-20 Richard Henderson <rth@redhat.com>
12122 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
12123 __builtin_ia32_vec_init_v2si.
12124 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
12125 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12126 (ix86_init_mmx_sse_builtins): Create it.
12127 (ix86_expand_builtin): Expand it.
12128 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12129 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12130 (vec_extractv2si_0, vec_extractv2si_1): New.
12132 2005-01-20 Richard Henderson <rth@redhat.com>
12135 * config/i386/i386.c (ix86_expand_push): New.
12136 * config/i386/mmx.md (push<MMXMODE>1): New.
12137 * config/i386/sse.md (push<SSEMODE>1): New.
12138 * config/i386/i386-protos.h: Update.
12140 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12142 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12145 2005-01-20 Richard Henderson <rth@redhat.com>
12147 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12148 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12150 2005-01-19 Richard Henderson <rth@redhat.com>
12153 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12154 to V4SFmode in SSE1 fallback load path.
12156 2005-01-19 Richard Henderson <rth@redhat.com>
12158 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12159 in QImode expansion to ix86_expand_vector_set.
12160 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12162 2005-01-19 Richard Henderson <rth@redhat.com>
12165 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12166 subclass of the input class.
12167 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12168 Always true for cross-SSE1 classes. Rationalize conditionals.
12169 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12170 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12171 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12172 (movdi_2): Add MMX/SSE zeros.
12173 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12174 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12175 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12176 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12177 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12178 (zero_extendsidi2_rex64_1): Remove.
12179 (MOV0 peephole): Check GENERAL_REG_P.
12181 2005-01-19 Richard Henderson <rth@redhat.com>
12184 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12186 (ix86_expand_vector_extract): Likewise.
12188 2005-01-19 Richard Henderson <rth@redhat.com>
12190 PR middle-end/19304
12191 * expr.c (emit_move_change_mode): New argument force; use
12192 simplify_gen_subreg if true.
12193 (emit_move_via_alt_mode): Merge into ...
12194 (emit_move_via_integer): ... here.
12195 (emit_move_ccmode): Use emit_move_change_mode directly.
12197 2005-01-19 Richard Henderson <rth@redhat.com>
12200 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12201 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12202 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12204 (alpha_emit_set_const): Likewise. Make static.
12205 (alpha_emit_set_long_const): Make static.
12206 (alpha_extract_integer): Split out from alpha_expand_mov.
12207 (alpha_split_const_mov): Likewise.
12208 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12209 (alpha_legitimate_constant_p): New.
12210 * config/alpha/alpha-protos.h: Update.
12211 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12212 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12213 * config/alpha/alpha.md (movsi): Add n alternative.
12214 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12215 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12216 (splitters for all of the above): Use alpha_split_const_mov.
12217 * config/alpha/predicates.md (non_add_const_operand): New.
12218 (non_zero_const_operand): New.
12219 (input_operand): Use alpha_legitimate_constant_p after reload.
12221 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12223 PR tree-optimization/19038
12224 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12225 (add_candidate): Add ivs with increment in latch only if
12226 allow_ip_end_pos_p is true.
12227 (determine_iv_cost): Use empty_block_p.
12229 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12231 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12232 (compute_dominance_frontiers): Ditto.
12234 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12237 * config/sh/t-rtems: New.
12238 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12240 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12242 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12243 the offset of the selected field.
12245 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12247 * tree-cfg.c (remove_forwarder_block): Fix the check to
12248 prevent a nonlocal label from appearing in the middle of a
12251 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12253 PR rtl-optimization/19462
12254 * reorg.c (find_end_label): Create return insn only if
12255 current_function_epilogue_delay_list is empty.
12257 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12259 * doc/passes.texi: Remove paragraph mentioning new-ra.
12261 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12263 PR rtl-optimization/15139
12264 * combine.c: Include params.h.
12265 (count_rtxs): New function.
12266 (record_value_for_reg): If replace_rtx would replace at least
12267 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12268 (clobber (const_int 0)) instead of TEM.
12269 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12270 * params.h (MAX_LAST_VALUE_RTL): New.
12271 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12272 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12275 * c-typeck.c (digest_init): Only call build_vector if all constructor
12276 elements are *_CST nodes.
12277 * gimplify.c (gimplify_init_constructor): Likewise.
12279 PR middle-end/19164
12280 * c-typeck.c (digest_init): Only call build_vector if inside_init
12283 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12285 * toplev.c (init_asm_output): Remove dead #ifdef.
12287 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12289 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12291 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12293 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12294 accessing DECL_FUNCTION_CODE.
12295 * dojump.c (do_jump): Likewise.
12296 * gimplify.c (gimplify_call_expr): Likewise.
12297 * predict.c (expr_expected_value): Likewise.
12298 (strip_builtin_expect): Likewise.
12299 * tree-inline.c (estimate_num_insns_1): Likewise.
12300 * tree-ssa-loop-im.c (stmt_cost): Likewise
12301 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12302 (tree_expr_nonnegative_p): Likewise.
12304 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12306 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12307 variant of the load_pcrel_sym pattern.
12308 * config/sparc/sparc.md (P macro): Move to the top.
12309 (load_pcrel_sym): Macroize using P.
12310 (save_register_window): Likewise.
12312 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12314 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12315 ("sordered"): Same.
12317 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12320 * c-typeck.c (build_asm_expr): Strip nops off
12321 input memory operands.
12323 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12325 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12326 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12327 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12328 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12330 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12333 * config/i386/i386.c (override_options): If the 80387 is disabled,
12334 then do not return FP values using FP registers.
12336 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12338 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12339 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12340 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12341 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12342 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12343 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12344 output.h, postreload-gcse.c, postreload.c, recog.c,
12345 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12346 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12347 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12348 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12349 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12350 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12351 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12352 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12354 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12355 config/alpha/alpha.c, config/arm/vfp.md,
12356 config/i386/emmintrin.h, config/i386/i386-modes.def,
12357 config/i386/i386-protos.h, config/i386/i386.h,
12358 config/i386/pmmintrin.h, config/i386/ppro.md,
12359 config/i386/predicates.md, config/i386/xmmintrin.h,
12360 config/i860/i860.c, config/ia64/ia64-modes.def,
12361 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12362 config/ia64/ia64.md, config/ia64/itanium1.md,
12363 config/ia64/itanium2.md, config/ia64/predicates.md,
12364 config/iq2000/iq2000.h, config/mips/linux64.h,
12365 config/rs6000/aix41.h, config/rs6000/aix43.h,
12366 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12367 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12368 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12369 config/sparc/linux64.h, config/sparc/litecoff.h,
12370 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12371 config/sparc/sparc.h, config/sparc/sparc.md,
12372 config/sparc/sysv4-only.h: Update copyright.
12374 2005-01-18 Richard Henderson <rth@redhat.com>
12377 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12379 2005-01-18 Marc Espie <espie@openbsd.org>
12380 * config/i386/openbsdelf.h: Typo.
12382 2005-01-18 Richard Henderson <rth@redhat.com>
12384 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12385 special case for sse.
12386 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12388 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12390 * tree-inline.c (estimate_num_insns_1): Added cases for
12391 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12393 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12395 PR rtl-optimization/19296
12396 * combine.c (simplify_comparison): Rewrite the condition under
12397 which a non-paradoxical SUBREG of a PLUS can be lifted when
12398 compared against a constant.
12400 2005-01-18 Andi Kleen <ak@muc.de>
12402 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12403 * c.opt (-Wpointer-sign): Add.
12404 * doc/invoke.texi: (-Wpointer-sign): Add.
12406 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12408 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12409 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12410 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12411 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12412 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12413 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12414 for TARGET_MIX_SSE_I387.
12415 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12416 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12417 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12418 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12419 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12420 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12421 TARGET_MIX_SSE_I387.
12422 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12425 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12428 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12429 Add movaps alternative for xmm reg->reg move.
12431 2005-01-17 Jeff Law <law@redhat.com>
12433 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12434 at the end of the main DOM loop rather than just before DOM exits.
12436 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12438 PR tree-optimization/19121
12439 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12440 adding aliases to a name tag, also add them to the pointer's
12442 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12443 sensitive alias info at all. Only check that the two pointers
12444 have compatible pointed-to sets.
12445 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12446 a pointer's type tag is a superset of the alias set of the
12447 pointer's name tag.
12449 2005-01-17 James E Wilson <wilson@specifixinc.com>
12452 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12453 comment to document why.
12455 2005-01-17 Richard Henderson <rth@redhat.com>
12457 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12458 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12459 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12460 sse2_vmsminv2df3_finite): New.
12461 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12462 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12463 Force op1 into register.
12465 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12467 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12468 bubblestrap from always rebuilding build directory.
12470 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12472 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12473 ("*cmpmem_short"): Likewise.
12475 2005-01-17 Steven Bosscher <stevenb@suse.de>
12477 * basic-block.h: Document BB_* flags.
12478 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12479 use an sbitmap instead.
12480 * sched-rgn.c (compute_trg_info): Likewise.
12482 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12484 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12485 redundant target_cpu_default and extra_parts lines. Use the default
12487 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12488 (SUBTARGET_EXTRA_SPECS): Delete.
12489 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12490 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12491 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12492 and "n32" for -mabi=n32.
12494 2005-01-17 Ian Lance Taylor <ian@airs.com>
12497 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12498 fold constant variables into initial values.
12500 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12502 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12504 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12505 through the statements backward.
12507 2005-01-17 Ian Lance Taylor <ian@airs.com>
12509 PR middle-end/13127:
12510 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12511 a variable set to the return value of the inlined function.
12513 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12515 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12516 when modes are tieable.
12518 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12520 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12521 of pthread_create to find out if threads are enabled.
12522 * gthr-posix95.h (__gthread_active_p): Likewise.
12524 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12526 * common.opt (-fnew-ra): Remove.
12528 * toplev.h (flag_new_regalloc): Remove.
12529 * Makefile.in (ra*.*): Don't mention.
12530 * passes.c (rest_of_handle_new_regalloc): Remove.
12531 (rest_of_handle_combine, rest_of_compilation): Always consider
12532 flag_new_regalloc as false.
12533 * doc/invoke.texi: Don't document -fnew-ra.
12535 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12537 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12538 last parameter to reg_scan.
12539 * loop.c (loop_optimize): Likewise.
12540 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12541 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12542 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12543 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12544 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12545 * regclass.c (reg_scan): Likewise, for the declaration.
12546 * rtl.h (reg_scan): Likewise, for the prototype.
12548 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12550 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12551 mark_dfs_back_edges.
12553 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12555 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12556 (compute_avail): Uses don't go in tmp_gen.
12558 2005-01-16 Steven Bosscher <stevenb@suse.de>
12560 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12561 loop to look for a free slot in a page entry.
12563 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12566 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12567 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12568 just before targetm.asm_out.file_end.
12569 * tree.h (process_pending_assemble_output_defs): Declare.
12570 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12572 (assemble_alias): Defer generation of assembly code for defines when
12573 TARGET_DEFERRED_OUTPUT_DEFS is true.
12574 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12575 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12576 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12578 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12581 * pa.c (pa_scalar_mode_supported_p): New function.
12582 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12583 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12585 * pa-protos.h (prefetch_operand): Delete.
12586 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12587 * pa.c (prefetch_operand): Delete.
12588 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12589 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12590 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12591 and prefetch_nocc_operand.
12592 * pa.md (prefetch): Rework to avoid reload problems handling short
12593 displacements when a cache control completer needs to be provided.
12594 (prefetch_32, prefetch_64): Delete.
12595 (prefetch_cc, prefetch_nocc): New patterns.
12597 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12599 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12601 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12604 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12605 exceeds maximum alignment for global common data.
12606 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12607 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12609 2004-01-15 Roger Sayle <roger@eyesopen.com>
12611 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12613 2004-01-15 Roger Sayle <roger@eyesopen.com>
12615 * harg-reg-set.h (reg_class_names): Prototype global array.
12616 * regclass.c (reg_class_names): Declare here and initialize to
12618 (dump_regclass): Remove local declaration of reg_class_names.
12619 (regclass): Likewise.
12620 * cfg.c (dump_flow_info): Likewise.
12621 * ra-debug.c (reg_class_names): Likewise.
12622 * regrename.c (reg_class_names): Likewise.
12623 * reload.c (reg_class_names): Likewise.
12624 * reload1.c (spill_failure): Likewise.
12625 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12627 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12629 * config/s390/s390.md ("reload_outti"): Remove predicate for
12630 output operand. Abort if operand is not a MEM.
12631 ("reload_outdi", "reload_outdf"): Likewise.
12633 2005-01-15 Marc Espie <espie@openbsd.org>
12635 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12636 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12637 * config/openbsd.h: Fix C++ includes for native configurations.
12638 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12639 Add trampoline support.
12640 * config/i386/openbsdelf.h: New.
12642 2005-01-15 Marc Espie <espie@openbsd.org>
12644 * collect2.c (main): Explicitly parse -dynamic-linker option.
12646 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12648 PR tree-optimization/19060
12649 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12650 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12651 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12652 and handle extract_range_from_cond returning false.
12653 * fold-const.c (fold): Optimize comparisons with min/max even for
12654 width > HOST_BITS_PER_WIDE_INT.
12656 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12658 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12659 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12660 Remove little endian multilib variants.
12661 Add mips32 multilib variant.
12663 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12665 * explow.c (copy_all_reg, stabilize): Remove.
12666 * expr.h: Remove the corresponding prototypes.
12668 * rtlanal.c (regs_set_between_p): Remove.
12669 * rtl.h: Remove the corresponding prototype.
12671 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12673 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12674 to rs6000_nonimmediate_operand.
12675 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12676 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12677 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12678 rs6000_nonimmediate_operand.
12679 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12680 rs6000_nonimmediate_operand.
12682 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12684 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12686 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12688 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12690 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12691 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12693 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12694 (rs6k_nonimmediate_operand): New.
12695 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12697 (legitimate_lo_sum_address_p): Same.
12698 (rs6000_legitimize_address): Same.
12699 (rs6000_legitimize_reload_address): Same.
12700 (rs6000_legitimate_address): Same.
12701 (spe_build_register_parallel): Pass DF and DC modes in a DI
12704 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12705 to rs6k_nonimmediate_operand.
12707 * config/rs6000/spe.md ("*frob_df_di"): New.
12708 ("*frob_di_df"): New.
12709 ("*frob_di_df_2"): New.
12710 ("*mov_sidf_e500_subreg0"): New.
12711 ("*mov_sidf_e500_subreg4"): New.
12712 ("*movdf_e500_double"): Change predicate to
12713 rs6k_nonimmediate_operand.
12715 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12717 * postreload.c (move2add_note_store): Only call
12718 trunc_int_for_mode on scalar integers.
12720 2005-01-14 Steven Bosscher <stevenb@suse.de>
12722 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12723 replace BB_VISITED uses.
12724 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12725 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12726 (tree_dce_done): Free visited_control_parents.
12727 (perform_tree_ssa_dce): Allocate and clear it.
12728 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12729 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12730 instead of BB_VISITED.
12732 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12734 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12735 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12736 Remove unused prototypes.
12738 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12740 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12741 64-bit register usage.
12742 (spe_func_has_64bit_regs_p): Add FIXME note.
12744 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12746 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12747 flag_finite_math_only with flag_unsafe_math_optimizations.
12749 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12751 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12752 end-of-stack check.
12753 (__tpf_eh_return): Copy TPF private stack area from the module
12754 boundary stack frame. Add check for when module addresses are
12755 equal, but no stub address is found.
12757 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12760 * arm.h (struct machine_function): Add call_via field.
12761 (thumb_call_via_label): Declare.
12762 * arm.c (thumb_call_via_label): New variable.
12763 (thumb_call_reg_needed): New variable.
12764 (arm_output_function_epilogue): For Thumb code, output any per-function
12765 call-indirect trampolines.
12766 (thumb_call_via_reg): New function.
12767 (arm_file_end): New function.
12768 (TARGET_ASM_FILE_END): Call arm_file_end.
12769 (aof_file_end): Likewise.
12770 * arm-protos.h (thumb_call_via_reg): Declare.
12771 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12772 thumb_call_via_reg in normal case.
12774 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12776 PR middle-end/19084
12777 PR rtl-optimization/19348
12778 * recog.c (peephole2_optimize): Do global life update if some peephole
12779 decides it doesn't need at least one of its inputs and that change
12780 influences liveness at the start of the basic block.
12782 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12783 arguments instead of 1.
12785 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12787 PR middle-end/18820
12788 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12789 zero for nested functions needing a static chain or functions
12790 with a non-constant address.
12792 2005-01-13 Roger Sayle <roger@eyesopen.com>
12794 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12795 (and (sign_extend X) C) into (zero_extend (and X C)).
12797 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12799 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12801 2005-01-13 Richard Henderson <rth@redhat.com>
12806 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12807 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12808 not just TARGET_SSE.
12809 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12810 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12811 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12812 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12813 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12814 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12815 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12816 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12817 (movdicc_c_rex64): Rename with '*'.
12818 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12819 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12820 (movsfcc_1_387): Rename from movsfcc_1.
12821 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12822 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12823 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12824 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12825 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12826 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12827 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12828 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12829 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12830 sse_movdfcc_const0_4): Remove.
12831 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12832 recognize min/max early. Update for changed sse cmove patterns.
12833 (ix86_split_sse_movcc): New.
12834 * config/i386/i386-protos.h: Update.
12836 2005-01-13 Steven Bosscher <stevenb@suse.de>
12838 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12839 (fix_stmt_v_may_defs): Likewise.
12841 2005-01-13 Richard Henderson <rth@redhat.com>
12843 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12844 for converting the mask.
12846 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12848 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12851 2005-01-13 Richard Henderson <rth@redhat.com>
12853 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12854 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12855 IX86_BUILTIN_MOVDQ2Q): Remove.
12856 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12857 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12858 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12860 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12861 (sse2_pextrw): Fix immediate constraint.
12862 (sse2_loadq, sse2_loadq_rex64): Remove.
12863 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12864 Use __builtin_ia32_vec_ext_<size>.
12865 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12867 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12869 * function.c (assign_parm_setup_block): Look inside original
12870 entry_parm when inspecting PARALLEL.
12872 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12873 Joel Sherrill <joel@oarcorp.com>
12876 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12877 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12878 rtems_gxx_recursive_mutex_init.
12879 (__gthread_recursive_mutex_lock): New function.
12880 (__gthread_recursive_mutex_trylock): Likewise.
12881 (__gthread_recursive_mutex_unlock): Likewise.
12883 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12885 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12887 2005-01-13 Jan Beulich <jbeulich@novell.com>
12889 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12890 (ashrti3_internal): Indicate output is early clobber. Generate result
12891 into output rather than first input. Use move for low word of output
12892 if shift count is exactly 64.
12893 (lshrti3_internal): Likewise.
12895 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12899 * reload1.c (delete_output_reload): Don't delete an output reload
12900 if the pseudo lives longer than a single basic block. Adjust and
12901 improve wording of comment.
12903 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12906 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12907 of TYPE_SIZE where we mean the number of bytes.
12909 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12911 * function.c (assign_parm_setup_block): Relax condition on
12912 multi-register optimization.
12914 2005-01-12 Nick Clifton <nickc@redhat.com>
12916 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12917 an "in_delay_slot" attribute of "no" to prevent them being used in
12918 delay slots. This is forbidden because they might generate
12921 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12924 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12925 with r->Y and Y->r.
12927 2005-01-12 Nick Clifton <nickc@redhat.com>
12929 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12930 passed on to GAS) but do not define, as GAS no longer supports or
12931 needs the -m2000 option.
12933 2005-01-11 Roger Sayle <roger@eyesopen.com>
12935 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12936 type as args of unprototyped builtins aren't automatically promoted.
12937 (fold_builtin_abs): Likewise.
12939 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12941 * Makefile.in: Set a `build-warn' variable.
12943 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12945 PR tree-optimization/17949
12946 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12947 (find_interesting_uses_address): Use it.
12949 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12951 * regrename.c (kill_value): Handle subreg's that won't simplify.
12953 2005-01-11 Richard Henderson <rth@redhat.com>
12956 * config/i386/i386.h (enum ix86_builtins): Move ...
12957 * config/i386/i386.c: ... here.
12958 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12959 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12960 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12961 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12962 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12963 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12964 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12965 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12966 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12967 IX86_BUILTIN_LOADDDUP): Remove.
12968 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12969 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12970 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12971 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12972 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12973 (ix86_init_builtins): Make static.
12974 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12975 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12976 if all the modes match. Otherwise, fake it.
12977 (get_element_number, ix86_expand_vec_init_builtin,
12978 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12979 (ix86_expand_builtin): Make static. Update for changed builtins.
12980 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12981 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12982 (ix86_expand_vector_init_duplicate): New.
12983 (ix86_expand_vector_init_low_nonzero): New.
12984 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12985 Split out from ix86_expand_vector_init; handle integer modes.
12986 (ix86_expand_vector_init): Use them.
12987 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12988 * config/i386/i386-protos.h: Update.
12989 * config/i386/predicates.md (reg_or_0_operand): New.
12990 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12991 (movv2sf_internal): Likewise. And a splitter to match them all.
12992 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12993 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12994 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12995 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12996 (mmx_pinsrw): Fix operand ordering.
12997 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12998 rather than sse_loadss expander.
12999 (movv2df splitter): Similarly.
13000 (sse_loadss, sse_loadlss): Remove.
13001 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13002 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13003 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13004 (sse3_movddup): Rename with '*'.
13005 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13006 (sse2_loadsd): Remove.
13007 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13008 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13009 (sse2_pinsrw): Fix argument ordering.
13010 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13011 (sse2_stored): Remove 'r' destination.
13012 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13013 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13014 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13015 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13016 vec_extractv16qi, vec_initv16qi): New.
13018 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13019 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13020 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13022 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13023 (_mm_load_si128, _mm_store_si128): Likewise.
13024 (_mm_load1_pd): Use _mm_set1_pd.
13025 (_mm_load_sd): Use _mm_set_sd.
13026 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13027 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13028 (_mm_set_epi64): Use _mm_set_epi64x.
13029 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13030 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13031 _mm_setr_epi8): Use _mm_set_foo form.
13032 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13033 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13034 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13035 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13036 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13037 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13038 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13039 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13040 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13041 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13042 (_mm_movedup_pd): Use _mm_shuffle_pd.
13043 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13044 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13045 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13046 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13047 Use _mm_setzero_ps.
13048 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13049 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13050 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13051 (_mm_store_ps): Use raw dereference.
13052 (_mm_store1_ps): Use _mm_storeu_ps.
13053 (_mm_storer_ps): Use _mm_store_ps.
13054 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13055 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13057 2005-01-11 Stan Shebs <shebs@apple.com>
13059 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13060 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13062 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
13065 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
13066 Skip all DECLs except for FIELD_DECLs.
13068 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13070 * config/s390/s390.c (override_options): Return error if
13071 -mbackchain, -mpacked-stack and -mhard-float are used together.
13072 (s390_va_start): Remove the backchain && packed-stack special case.
13073 (s390_gimplify_va_arg): Likewise.
13074 * doc/invoke.texi: Remove the ABI incompatibility note.
13076 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13078 * config/s390/s390.c (struct s390_frame_layout): Remove
13080 (s390_frame_info, s390_emit_prologue): Replace occurrences of
13081 save_backchain_p with TARGET_BACKCHAIN.
13083 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13086 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
13087 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
13088 * function.c (locate_and_pad_parm): Set new field.
13089 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
13090 Tweak where_pad test to include "none". Always set mem align for
13092 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
13093 not sufficient for type.
13094 (assign_parm_setup_block): If stack_parm is zero on entry, always
13095 make a new stack local. Block move old stack parm if necessary
13096 to new aligned stack local.
13097 (assign_parm_setup_stack): Use a block move to handle
13098 potentially misaligned entry_parm.
13099 (assign_parms_unsplit_complex): Specify required alignment when
13100 creating stack local.
13101 * calls.c (compute_argument_addresses): Override alignment of stack
13102 arg calculated from its type with the alignment given by
13103 FUNCTION_ARG_BOUNDARY.
13104 (store_one_arg): Likewise.
13106 2005-01-11 Jan Beulich <jbeulich@novell.com>
13108 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
13109 Change respective itanium_class attribute to ialu.
13110 (shladdp4_internal): New.
13111 * config/ia64/predicates.md (shladd_log2_operand): New.
13113 2005-01-11 Richard Henderson <rth@redhat.com>
13115 * expr.c (store_constructor): Use rtvec_alloc instead of
13116 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
13118 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
13120 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
13122 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13124 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
13125 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13126 (TARGET_RWRELOC): Define.
13127 (ia64_rwreloc_section_type_flags): Delete.
13128 (ia64_section_type_flags): New function.
13129 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13130 (TARGET_RWRELOC): Define.
13132 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13135 * config/ia64/ia64.c (process_set): For alloc insn, only call
13136 process_epilogue is !frame_pointer_needed.
13138 2005-01-10 Roger Sayle <roger@eyesopen.com>
13141 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13142 unary operator and can't be treated as a binary/comparison operator.
13144 2005-01-10 Richard Henderson <rth@redhat.com>
13146 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13147 (ix86_return_in_memory): Likewise.
13148 (function_arg_advance): Likewise. Mirror structure in function_arg
13149 for choosing register to advance.
13151 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13153 * tree-vectorizer.c, tree.def: Fix comment typos.
13155 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13157 * config/s390/s390.c (struct processor_costs): 4 new fields:
13158 ddbr, ddr, debr, der.
13159 (s390_rtx_costs): More precise handling of divide instructions.
13161 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13163 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13165 2005-01-10 Jan Beulich <jbeulich@novell.com>
13167 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13168 names resulting from -ffunction-sections/-fdata-sections and linkonce
13170 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13171 based on the section name. Rearrange the section name comparison logic
13172 slightly so that each section name is compared against at most once.
13174 2005-01-10 Ben Elliston <bje@au.ibm.com>
13176 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13177 targets for which -fPIC reduces limitations on the GOT size.
13179 2005-01-09 Falk Hueffner <falk@debian.org>
13181 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13184 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13187 * collect2.c (main): Set aixrtl_flag for -brtl option.
13188 (resolve_lib_name): Search for .so file extension before .a
13189 if aixrtl_flag set.
13191 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13193 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13194 (vect_analyze_data_refs_alignment): Add dump prints.
13196 2005-01-09 Ira Rosen <irar@il.ibm.com>
13198 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13199 expr_invariant_in_loop_p.
13200 Initialize outputs first thing in the function.
13201 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13202 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13203 (vect_analyze_pointer_ref_access): Check that the initial condition of
13204 the access function is loop invariant.
13206 2005-01-09 Richard Henderson <rth@redhat.com>
13208 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13209 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13210 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13211 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13212 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13213 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13214 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13215 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13216 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13217 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13218 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13219 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13220 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13221 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13222 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13223 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13224 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13225 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13226 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13227 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13228 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13229 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13230 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13232 (mmx_clrdi, pavgusb): Remove.
13233 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13234 with leading sse_ prefix.
13235 * config/i386/sse.md: Receive them.
13236 * config/i386/mmx.md: New file.
13237 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13238 (subrv2sf3): Turn into expander for normal subtraction.
13239 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13240 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13241 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13242 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13243 commutative; use ix86_binary_operator_ok.
13244 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13245 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13246 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13247 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13248 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13249 Macroize from existing patterns; use ix86_binary_operator_ok.
13250 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13251 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13252 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13253 with vec_select+vec_concat.
13254 (mmx_pshufw, mmx_pshufw_1): Likewise.
13255 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13256 (mmx_uavgv4hi3): Model correctly.
13257 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13258 _mm_xor_si64): Remove casts.
13260 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13262 PR tree-optimization/19224
13263 * tree-scalar-evolution.c (get_instantiated_value,
13264 set_instantiated_value): New functions.
13265 (instantiate_parameters_1): Cache the results.
13266 (instantiate_parameters, resolve_mixers): Initialize and free
13269 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13271 * config/i386/i386.md (addhi_4): Correct reference in comment.
13274 2005-01-08 Richard Henderson <rth@redhat.com>
13276 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13277 (_mm_cvtsi128_si64x): Likewise.
13278 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13279 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13280 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13281 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13282 * config/i386/i386-protos.h: Update.
13283 * config/i386/i386.c (print_operand): Add 'H'.
13284 (ix86_fixup_binary_operands): Split out from ...
13285 (ix86_expand_binary_operator): ... here.
13286 (ix86_fixup_binary_operands_no_copy): New.
13287 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13288 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13289 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13290 (safe_vector_operand): Use CONST0_RTX.
13291 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13292 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13293 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13294 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13296 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13297 (IX86_BUILTIN_CMPNGESS): New.
13298 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13299 (attr type): Add sselog1.
13300 (attr unit, attr memory): Handle it.
13301 (movti, movti_internal, movti_rex64): Move near other integer moves.
13302 (movtf, movtf_internal): Move near other fp moves.
13303 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13304 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13305 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13306 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13307 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13308 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13309 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13310 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13311 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13312 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13313 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13314 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13315 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13316 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13317 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13318 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13319 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13320 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13321 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13322 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13323 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13324 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13325 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13326 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13327 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13328 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13329 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13330 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13331 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13332 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13333 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13334 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13335 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13336 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13337 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13338 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13339 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13340 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13341 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13342 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13343 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13344 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13345 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13346 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13348 (SSEPUSH, push<SSEPUSH>): Remove.
13349 (MMXPUSH, push<MMXPUSH>): Remove.
13350 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13351 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13352 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13353 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13354 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13355 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13356 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13357 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13358 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13359 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13360 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13361 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13362 (ppro_sse_log_V4SF): Handle sselog1.
13363 * config/i386/predicates.md (const_0_to_1_operand): New.
13364 (const_0_to_255_mul_8_operand): New.
13365 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13366 (const_2_to_3_operand, const_4_to_7_operand): New.
13367 * config/i386/sse.md: New file.
13368 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13369 (sse_movups): Rename from sse_movups_1.
13370 (sse_loadlss): Rename from sse_loadss_1.
13371 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13373 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13374 (absv4sf2, negv2df, absv2df): New.
13375 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13376 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13377 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13378 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13379 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13380 (sse3_addsubv4sf3): Model correctly.
13381 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13382 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13383 (sse_movhlps): Model with vec_select+vec_concat.
13384 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13385 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13386 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13387 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13388 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13389 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13390 sse2_pshufhw_1): Likewise.
13391 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13392 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13393 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13394 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13395 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13396 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13397 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13398 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13399 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13400 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13401 sminv8hi3): Mark commutative
13402 operands. Use ix86_binary_operator_ok.
13403 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13404 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13405 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13406 sse2_punpcklqdq): Allow operand2 in memory.
13407 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13408 sse2_movsd): Add memory alternatives.
13409 (sse_storelps): Turn expander into an insn; split after reload.
13410 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13411 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13413 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13415 * configure.ac (DWARF-2 debug_line): Use objdump.
13416 * configure: Regenerate.
13418 2005-01-08 Jeff Law <law@redhat.com>
13419 Diego Novillo <dnovillo@redhat.com>
13421 PR tree-optimization/18241
13422 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13423 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13424 statements with volatile operands.
13425 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13426 operands after marking a statement with has_volatile_ops.
13428 2005-01-08 Roger Sayle <roger@eyesopen.com>
13430 * tree.c (int_fits_type_p): Always honor integer constant
13431 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13433 2005-01-08 Roger Sayle <roger@eyesopen.com>
13435 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13436 the latent bug in rtl_delete_block has been resolved.
13438 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13440 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13441 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13443 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13445 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13446 library as @multilib_dir@/$(SHLIB_SONAME).
13448 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13450 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13451 * configure: Regenerate.
13453 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13455 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13458 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13461 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13462 Convert non-word aligned offset address using ld/std into
13465 2005-01-07 Richard Henderson <rth@redhat.com>
13467 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13469 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13471 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13473 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13475 PR tree-optimization/19283
13476 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13477 is not shorter than the original type.
13479 PR rtl-optimization/19012
13480 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13482 PR rtl-optimization/18861
13483 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13484 (FULL_STATE): Define.
13485 (mark_tablejump_edge): New function.
13486 (purge_dead_tablejump_edges): New function.
13487 (find_bb_boundaries): Use it.
13489 PR tree-optimization/18828
13490 * builtins.c (expand_builtin_next_arg): Remove argument and all
13491 the argument checking.
13492 (expand_builtin): Adjust caller.
13493 (expand_builtin_va_start): Likewise. Remove error for too many
13495 (fold_builtin_next_arg): Issue error for too many arguments.
13496 After checking arguments, replace them with magic arguments that
13497 prevent further checking of the args.
13499 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13501 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13503 2005-01-06 Roger Sayle <roger@eyesopen.com>
13506 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13507 and %{.S:...} (and their negative variants) to test whether the
13508 input file is assembler or pre-processed-assembler independent of
13509 the actual filename extension.
13511 2005-01-06 Roger Sayle <roger@eyesopen.com>
13513 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13514 of sign or zero extended values.
13516 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13518 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13519 for IBM long double format correctly.
13521 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13523 Fix PR tree-optimization/18792
13525 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13526 to first_loop_depth, and use loop depth instead of loop number.
13527 (build_classic_dir_vector): Ditto.
13528 (compute_data_dependences_for_loop): Use depth, not loop number.
13529 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13530 number. Pass in loops, instead of loop numbers.
13531 (gather_interchange_stats): Ditto.
13532 (linear_transform_loops): Ditto.
13534 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13537 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13538 biv_fits_mode_p, extension_within_bounds_p): New functions.
13539 (check_ext_dependent_givs): Use them.
13541 2005-01-06 Roger Sayle <roger@eyesopen.com>
13543 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13544 more than one barrier, in which case we should delete them all.
13546 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13548 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13550 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13552 Fix PR middle-end/19286
13554 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13555 output this subprogram, simply ignore this attempt to do it again.
13556 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13557 origin attribute if it's not possible.
13558 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13559 (decls_for_scope): Ditto.
13560 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13561 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13563 2005-01-05 Richard Henderson <rth@redhat.com>
13566 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13567 (bdesc_2arg): Use it.
13568 (ix86_expand_binop_builtin): Force operands into registers
13570 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13571 ix86_expand_sse_compare, ix86_expand_sse_comi,
13572 ix86_expand_builtin): Likewise.
13574 2005-01-05 Richard Henderson <rth@redhat.com>
13576 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13578 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13579 (mulv4hi3): Set itanium_class mmmul.
13580 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13581 (fpack): Rename from fpack_sfsf.
13583 2005-01-05 Richard Henderson <rth@redhat.com>
13586 * reload1.c (do_input_reload): Restrict the optimization deleteing
13587 a previous output reload to RELOAD_FOR_INPUT.
13589 2005-01-05 Steven Bosscher <stevenb@suse.de>
13591 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13592 comment that we fall through after case.
13593 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13594 (distribute_links): Likewise.
13595 * cse.c (cse_insn): Likewise.
13596 * cselib.c (cselib_invalidate_mem): Likewise.
13597 * df.c: Update comments at the top of the file.
13598 (read_modify_subreg_p): Update comments here too.
13599 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13600 * flow.c (mark_set_1): Likewise.
13601 (mark_used_regs): Likewise.
13602 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13603 (canon_list_insert): Likewise.
13604 (mark_set): Likewise.
13605 (try_replace_reg): Likewise.
13606 (store_killed_in_insn): Likewise.
13607 * loop.c (count_one_set): Likewise.
13608 (basic_induction_var): Likewise.
13609 * postreload-gcse.c (find_mem_conflicts): Likewise.
13610 * postreload.c (reload_combine_note_store): Likewise.
13611 (move2add_note_store): Likewise.
13612 * reload.c (find_equiv_reg): Likewise.
13613 (mark_referenced_resources): Likewise.
13614 * rtlanal.c (set_noop_p): Likewise.
13615 (note_stores): Likewise.
13616 (note_uses): Likewise.
13617 * sched-deps.c (sched_analyze_1): Likewise.
13618 * sched-rgn.c (check_live_1): Likewise.
13619 (update_live_1): Likewise.
13620 * config/i860/i860.c: Likewise.
13622 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13624 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13626 * doc/rtl.texi: Update documentation for bit-fields and SET.
13628 2005-01-05 Roger Sayle <roger@eyesopen.com>
13630 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13632 2005-01-05 Jan Hubicka <jh@suse.cz>
13633 Richard Henderson <rth@redhat.com>
13636 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13639 2005-01-05 Richard Henderson <rth@redhat.com>
13642 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13643 (sse_shufps): Change operand 3 to const_int_operand.
13644 (sse2_storelps): Fix typo in template.
13645 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13646 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13647 (ix86_expand_builtin): Likewise.
13649 2005-01-05 Julian Brown <julian@codesourcery.com>
13651 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13652 as aggregates for AAPCS ABIs.
13654 2005-01-05 Stan Shebs <shebs@apple.com>
13656 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13657 Mach-O getters if ppc64.
13658 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13660 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13661 signed four-byte field for global code case.
13662 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13664 2005-01-05 Roger Sayle <roger@eyesopen.com>
13666 PR middle-end/19100
13667 * c-common.c: Include real.h.
13668 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13669 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13670 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13671 * Makefile.in (c-common.o): Update dependencies.
13673 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13675 * c-parse.in (asm_string): Add trailing semicolon.
13677 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13679 * c-parse.in (asm_string): New. Don't allow wide strings in
13681 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13682 asm_string instead of STRING.
13684 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13686 * c-typeck.c (constructor_no_implicit): Remove.
13687 (set_designator, process_init_element): Don't check
13688 constructor_no_implicit.
13690 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13691 Kaz Kojima <kkojima@gcc.gnu.org>
13694 * lcm.c (create_pre_exit): New.
13695 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13696 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13698 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13700 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13701 -msoft-float in target_float_switch.
13702 * arm.c (arm_override_options): Fix processing of target_float_switch.
13704 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13706 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13709 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13711 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13712 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13714 2005-01-04 Roger Sayle <roger@eyesopen.com>
13716 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13717 if deleting the then-block allows the test-block to fallthru to the
13720 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13723 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13724 after the full declaration if the are in two different TUs.
13726 2005-01-04 Richard Henderson <rth@redhat.com>
13729 * tree-sra.c (generate_one_element_init): Just
13730 call gimplify_and_add.
13731 (generate_element_init): Record the
13732 new referenced variables and mark them for renaming
13733 and split out to ...
13734 (generate_element_init_1): This.
13735 (scalarize_init): Don't call push_gimplify_context/
13736 pop_gimplify_context.
13738 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13740 * toplev.c (get_src_pwd): Handle failure of getpwd().
13742 2005-01-04 Roger Sayle <roger@eyesopen.com>
13744 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13746 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13747 all the cases handled by it are inverted by invert_truthvalue.
13749 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13751 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13752 (save_register_windowsi): Likewise.
13754 2005-01-04 Richard Henderson <rth@redhat.com>
13756 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13758 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13760 PR middle-end/17767
13761 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13762 any simplifications of vector mode comparison operators.
13763 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13765 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13766 Devang Patel <dpatel@apple.com>
13768 PR tree-optimization/18308
13769 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13770 the operands before creating a new expression.
13771 * dojump.c (do_jump): Make drop_through_label available
13772 for all cases. Add expansion of COND_EXPR.
13774 2005-01-04 Ira Rosen <irar@il.ibm.com>
13776 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13777 INTEGER_CST instead of TREE_CONSTANT.
13778 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13779 instead of TREE_CONSTANT.
13780 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13781 instead of TREE_CONSTANT.
13783 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13785 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13787 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13790 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13791 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13793 2005-01-03 Richard Henderson <rth@redhat.com>
13795 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13796 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13797 fold_convert_const_real_from_real): Split out from ...
13798 (fold_convert_const): ... here.
13800 2005-01-03 Richard Henderson <rth@redhat.com>
13803 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13804 (mov<MMXMODEI>_internal): Likewise.
13805 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13806 Add V2SF case; use it for SSE1; don't use TI.
13807 (movdf_integer): Likewise.
13808 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13810 2005-01-03 Ira Rosen <irar@il.ibm.com>
13812 * tree-vectorizer.c (vect_strip_conversions): New function.
13813 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13814 check for binary class.
13816 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13820 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13822 * gimple-low.c (mark_blocks_with_used_vars): New function.
13823 (mark_blocks_with_used_subblocks): Ditto.
13824 (mark_used_blocks): Ditto.
13825 (pass_mark_used_blocks): New pass.
13826 * tree-inline.c: Include debug.h.
13827 (expand_call_inline): Call outlining_inline_function here.
13828 * tree-optimize.c (init_tree_optimization_passes): Add
13829 pass_mark_used_blocks.
13830 * tree-pass.h (pass_mark_used_blocks): New.
13831 * Makefile.in (tree-inline.o): Add debug.h dependency.
13833 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13835 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13836 VAR_DECLs to have weak_import attribute.
13838 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13841 2004-01-03 Steven Bosscher <stevenb@suse.de>
13843 * passes.c (rest_of_compilation): Don't run regmove if only
13844 flag_expensive_optimizations, require flag_regmove instead.
13846 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13848 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13850 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13851 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13852 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13853 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13855 2005-01-03 Richard Henderson <rth@redhat.com>
13857 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13858 (ia64_const_ok_for_letter_p): New.
13859 (ia64_const_double_ok_for_letter_p): New.
13860 (ia64_extra_constraint): New.
13861 (ia64_expand_vecint_compare): New.
13862 (ia64_expand_vcondu_v2si): New.
13863 (ia64_expand_vecint_cmov): New.
13864 (ia64_expand_vecint_minmax): New.
13865 (ia64_print_operand): Add 'v'.
13866 (ia64_preferred_reload_class): New.
13867 (ia64_vector_mode_supported_p): New.
13868 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13869 (PREFERRED_RELOAD_CLASS): Move to function.
13870 (CONST_OK_FOR_LETTER_P): Move to function.
13871 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13872 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13873 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13874 (EXTRA_CONSTRAINT): Move to function.
13875 * config/ia64/ia64.md: Include vect.md.
13876 (itanium_class): Add mmalua.
13878 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13880 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13881 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13883 (const_int_2bit_operand): New.
13884 (fr_reg_or_0_operand): New.
13885 * config/ia64/ia64-modes.def: Add vector modes.
13886 * config/ia64/ia64-protos.h: Update.
13887 * config/ia64/vect.md: New file.
13889 2005-01-03 Richard Henderson <rth@redhat.com>
13891 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13893 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13896 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13898 (log1pdf2): Change mode of operands[0,1] to DFmode.
13900 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13902 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13903 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13904 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13905 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13906 SPARC_RELAXED_ORDERING.
13908 2005-01-03 Richard Henderson <rth@redhat.com>
13909 Uros Bizjak <uros@kss-loka.si>
13912 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13913 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13914 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13916 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13917 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13918 const_pow2_1_to_128_operand): New predicates.
13920 2005-01-02 Greg McGary <greg@mcgary.org>
13922 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13924 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13925 object. [ptr_type]: Remove unused variable.
13926 Remember nearest addressable array-element or record-component
13927 when checking bitfield components. Tolerate empty BIND_EXPR.
13929 2005-01-01 Richard Henderson <rth@redhat.com>
13931 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13932 that don't narrow the value. Fail for other conversions.
13934 2005-01-01 Richard Henderson <rth@redhat.com>
13937 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13938 * c-lang.c (finish_file): Don't do it here.
13939 * objc/objc-act.c (objc_finish_file): Likewise.
13941 * cgraph.c (decl_assembler_name_equal): New.
13942 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13943 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13944 * cgraph.h (struct cgraph_varpool_node): Add next.
13945 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13946 * varasm.c (assemble_alias): Mark the target as needed.
13948 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13950 PR middle-end/19221
13951 * function.c (get_arg_pointer_save_area): Use entry_of_function
13952 instead of get_insns.
13954 2005-01-01 Roger Sayle <roger@eyesopen.com>
13955 Andrew Pinski <pinskia@physics.uc.edu>
13956 James E. Wilson <wilson@specifixinc.com>
13958 PR rtl-optimization/12092
13959 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13962 2005-01-01 Roger Sayle <roger@eyesopen.com>
13963 Olivier Hainque <hainque@act-europe.fr>
13965 * tree.c (int_fits_type_p): A narrower type always fits in a
13966 wider one, except for negative values into unsigned types.
13968 2005-01-01 Roger Sayle <roger@eyesopen.com>
13970 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13971 with the original constant rather than require TREE_OVERFLOW.
13973 2005-01-01 Steven Bosscher <stevenb@suse.de>
13975 PR middle-end/17544
13976 * c-decl.c (finish_function): If compiling C99, annotate the
13977 compiler generated return with the current file name and line 0.
13978 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13979 the source line is greater than 0.
13980 (remove_bb): Likewise.