1 2005-06-19 Dorit Nuzman <dorit@il.ibm.com>
3 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
5 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
6 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
7 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
8 reduc_plus_optab): New optabs for reduction.
9 * expr.c (expand_expr_real_1): Handle new tree-codes.
10 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
11 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
13 * optabs.c (optab_for_tree_code): Handle new tree-codes.
14 (init_optabs): Initialize new optabs.
15 * genopinit.c (optabs): Define handlers for new optabs.
17 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
18 case of a phi that is marked as relevant. Call vectorizable_reduction.
19 (vect_mark_relevant): Phis may be marked as relevant.
20 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
21 reduction variable in a reduction stmt does not mark its defining phi
22 as relevant. Update documentation accordingly.
23 (vect_can_advance_ivs_p): Skip reduction phis.
24 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
25 additional argument. Handle reduction.
26 (vect_create_destination_var): Update call to vect_get_new_vect_var.
27 Handle non-vector argument.
28 (get_initial_def_for_reduction): New function.
29 (vect_create_epilog_for_reduction): New function.
30 (vectorizable_reduction): New function.
31 (vect_get_new_vect_var): Handle new vect_var_kind.
32 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
33 vectorizable_condition): Update call to vect_get_new_vect_var.
34 (vect_transform_stmt): Call vectorizable_reduction.
35 (vect_update_ivs_after_vectorizer): Skip reduction phis.
36 (vect_transform_loop): Skip if stmt is both not relevant and not live.
37 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
38 (vect_is_simple_reduction): Was empty - added implementation.
39 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
40 (reduc_vec_info_type): New enum vect_def_type value.
41 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
42 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
43 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
45 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
46 ENABLE_CHECKING around gcc_assert.
47 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
48 (vect_do_peeling_for_alignment, vect_transform_loop,
49 vect_get_vec_def_for_operand): Likewise.
51 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
53 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
54 big-endian unnamed __float80 value.
56 2005-06-18 Richard Henderson <rth@redhat.com>
59 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
62 2005-06-17 Richard Henderson <rth@redhat.com>
64 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
65 initialize_original_copy_tables and free_original_copy_tables.
66 (vect_do_peeling_for_alignment): Likewise.
68 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
70 * bb-reorder.c (find_traces_1_round): Use succ block frequency
71 instead of edge frequency for calls to better_edge_p.
73 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
76 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
78 2005-06-17 Steve Ellcey <sje@cup.hp.com>
81 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
83 (PROFILE_BEFORE_PROLOGUE): Undef.
84 (NO_PROFILE_COUNTERS): New.
85 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
86 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
87 (gen_mcount_func_rtx): New.
88 (ia64_profile_hook): New.
89 * config/ia64/ia64.md (ip_value): New.
91 2005-06-17 Devang Patel <dpatel@apple.com>
93 * config/rs6000/predicates.md (s5bit_cint_operand,
94 u5bit_cint_operand): New.
95 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
96 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
97 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
100 2005-06-17 Richard Henderson <rth@redhat.com>
102 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
103 properly when moving an initialization insn.
105 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
107 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
109 * configure.ac: Regenerate.
111 2005-06-17 Jan Hubicka <jh@suse.cz>
113 * tree-optimize.c (execute_ipa_pass_list): New.
114 (ipa_passes): Use it.
116 2005-06-16 Richard Henderson <rth@redhat.com>
119 * tree-complex.c (update_phi_components): Avoid no-op moves.
121 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
123 * Makefile.in (cc1-checksum.c): Use
124 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
126 2005-06-16 Geoffrey Keating <geoffk@apple.com>
128 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
131 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
133 (SHLIB_REVISION): Delete.
134 (SHLIB_VERSTRING): Update to compensate.
135 (SHLIB_SONAME): Just use one '.' in the name.
137 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
139 PR tree-optimization/22018
140 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
142 2005-06-16 Richard Henderson <rth@redhat.com>
145 * builtins.c (fold_builtin_complex_mul): Remove.
146 (fold_builtin_complex_div): Remove.
147 (fold_builtin_1): Don't call them.
148 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
149 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
150 (fold_binary): Don't call them. Don't expand complex comparisons to
151 elementary comparisons.
152 * tree-complex.c (init_dont_simulate_again): Enhance search for
153 stmts that require decomposition.
154 (complex_visit_stmt): Handle RETURN_EXPR properly.
155 (create_components): Handle no referenced variables properly.
156 * tree.h (fold_complex_mult_parts): Remove.
157 (fold_complex_div_parts): Remove.
159 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
161 * doc/extend.texi: Document sseregparm target attribute.
162 Clarify fastcall and regparm documentation.
163 * config/i386/i386.h: Adjust float_in_sse documentation.
164 * config/i386/i386.c: Add new target attribute sseregparm.
165 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
167 (ix86_handle_cconv_attribute): ... here. Also handle
168 sseregparm attribute.
169 (ix86_comp_type_attributes): Compare sseregparm attributes.
170 (ix86_function_sseregparm): New function, split out from ...
171 (init_cumulative_args): ... here. Use to decide use
172 of SSE registers and error in case of missing support.
173 (ix86_value_regno): Likewise.
174 (function_arg_advance): Do not bail out for DFmode if we need
175 to pass doubles in registers.
176 (function_arg): Likewise.
178 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
179 Daniel Jacobowitz <dan@codesourcery.com>
180 Alan Modra <amodra.bigpond.net.au>
182 * configure.ac (gcc_version): Set near the beginning.
183 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
184 found in the tree. Use gcc_AC_PROG to find the tools in the system.
185 (objdump): Do not look for it.
186 * Makefile.in (NM_FOR_TARGET): Point to ./nm
187 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
188 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
189 (as, ld, nm): New rules.
190 (libgcc.mk): Depend on them.
191 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
192 gcc_AC_BUILD_EXEEXT): New.
193 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
194 * configure: Regenerate.
196 2005-06-16 Jan Hubicka <jh@suse.cz>
198 * basic-block.h (rtl_bb_info): Break out head_, end_,
199 global_live_at_start, global_live_at_end from ...
200 (basic_block_def): ... here; update all references
202 (init_rtl_bb_info): Declare.
203 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
205 * cfgrtl.c: Include ggc.h
206 (create_basic_block_structure): Init bb info.
207 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
208 (init_rtl_bb_info): New function.
209 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
210 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
211 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
212 (dump_flow_info): Gueard global_live_* dumping.
214 * Makefile.in (cfg.o): Add new dependencies.
215 * basic-block.h (reorder_block_def): Kill
216 original/copy/duplicated/copy_number fields.
217 (BB_DUPLICATED): New flag.
218 (initialize_original_copy_tables, free_original_copy_tables,
219 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
220 * cfg.c: Include hashtab.h and alloc-pool.h
221 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
222 (htab_bb_copy_original_entry): New struct.
223 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
224 (initialize_original_copy_tables, free_original_copy_tables,
225 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
227 * cfghooks.c (duplicate_block): Update original/copy handling.
228 * cfglayout.c (fixup_reorder_chain): Likewise.
229 (cfg_layout_initialize): Initialize orignal_copy tables.
230 (cfg_layout_finalize): FInalize original_copy tables.
231 (can_copy_bbs_p): Use BB_DUPLICATED flag.
232 (copy_bbs): Likewise.
233 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
234 (duplicate_loop_to_header_edge): Likewise; update handling of
236 (loop_version): Likewise.
237 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
238 * except.c (expand_resx_expr): Check that reg->resume is not set.
239 * loop-unroll.c (unroll_loop_constant_iterations,
240 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
241 copy/original handling.
242 * loop-unwitch.c (unswitch_loop): Likewise.
243 * tree-cfg.c (create_bb): Do not initialize RBI.
244 (disband_implicit_edges): Do not kill RBI.
245 (add_phi_args_after_copy_bb): Use new original/copy mapping.
246 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
247 (tree_duplicate_sese_region): Update original/copy handling.
248 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
249 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
250 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
252 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
255 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
256 integer types whos ranges are different are not useless.
258 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
261 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
264 2005-06-15 Diego Novillo <dnovillo@redhat.com>
266 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
268 (dump_sa_points_to_info): Make extern.
269 (debug_sa_points_to_info): New.
270 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
272 (dump_sa_points_to_info): Declare.
273 (debug_sa_points_to_info): Declare.
275 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
277 * c-tree.h (default_function_array_conversion): Declare.
278 * c-typeck.c (default_function_array_conversion): Export. Correct
280 (default_conversion): Do not call
281 default_function_array_conversion. Do not allow FUNCTION_TYPE.
282 (build_function_call): Call default_function_array_conversion on
284 (convert_arguments): Do not call it on the function arguments.
285 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
286 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
287 address of ARRAY_REF.
288 (build_compound_expr): Do not call
289 default_function_array_conversion.
290 (build_c_cast): Do not call default_function_array_conversion.
291 (convert_for_assignment): Do not call default_conversion.
292 (digest_init): Call default_function_array_conversion to convert
293 string constants and compound literals to pointers, but not
295 (output_init_element): Likewise.
296 (build_asm_expr): Do not call default_function_array_conversion.
297 (c_process_expr_stmt): Likewise.
298 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
300 * c-parser.c (c_parser_expression_conv): New.
301 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
302 argument. All callers changed. Call
303 default_function_array_conversion if convert_p.
304 (c_parser_initializer, c_parser_initval): Call
305 default_function_array_conversion except for string constants and
307 (c_parser_initelt): Call default_function_array_conversion for
308 ObjC expression received.
309 (c_parser_statement_after_labels): Call c_parser_expression_conv
310 for return and expression statements.
311 (c_parser_paren_condition, c_parser_for_statement,
312 c_parser_conditional_expression): Call c_parser_expression_conv.
313 (c_parser_expr_no_commas, c_parser_conditional_expression,
314 c_parser_binary_expression, c_parser_cast_expression,
315 c_parser_unary_expression): Call
316 default_function_array_conversion.
318 2005-06-15 Diego Novillo <dnovillo@redhat.com>
320 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
321 when the result overflows.
323 2005-06-15 David Ung <davidu@mips.com>
325 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
328 2005-06-15 Richard Sandiford <richard@codesourcery.com>
330 * doc/invoke.texi (-mips16): Fix typo.
332 2005-06-15 David Ung <davidu@mips.com>
334 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
335 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
336 Changed expand condition to exclude generating of "and" if
337 GENERATE_MIPS16E is true.
338 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
339 matching mips16e zeb/zeh.
340 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
342 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
344 * doc/invoke.texi (MIPS Options): Add comment to -mips16
345 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
347 2005-06-15 Diego Novillo <dnovillo@redhat.com>
350 * tree-vrp.c (vrp_int_const_binop): New.
351 (extract_range_from_binary_expr): Call it.
352 Unify handling division and multiplication.
354 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
356 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
358 * c-common.c (same_scalar_type_ignoring_signedness): New.
360 * c-typeck.c (build_binary_op): Check compatability of vector
361 types. Move error report after switch.
362 Do not clobber code[01] on *_DIV_EXPR case.
364 * testsuite/gcc.dg/simd-1.c: Update error messages.
365 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
367 * testsuite/gcc.dg/simd-2.c: Update error messages.
368 * testsuite/gcc.dg/simd-4.c: New.
370 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
372 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
373 * local-alloc.c: Include "ggc.h" and "reload.h".
374 (struct equivalence): New member is_arg_equivalence.
375 (local_alloc): Always call update_equiv_regs.
376 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
377 Detect equivalences made by stores to memory in a second pass.
378 Return early if not optimizing.
379 Initialize reg_equiv_init for all equivalences; treat equivalences for
380 REG_EQUIV notes existing before this pass specially.
381 (no_equiv): Don't clear reg_equiv_init or remove notes if the
382 is_arg_equivalence field is set.
383 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
384 * reload1.c (reg_equiv_init): No longer static.
385 (reg_equiv_init_size): New variable.
386 (reload): Don't allocate reg_equiv_init; don't free it when done but
388 Restructure equivalence set up code not to set reg_equiv_init, but to
389 clear it when we can't use an equivalence.
390 Undo change disabling equivalences for MEM_READONLY_P memrefs.
391 Dump equivalencing insns to dump_file.
393 2005-06-14 Richard Sandiford <richard@codesourcery.com>
395 * config/mips/mips.c (machine_function): Add varargs_size field.
396 (mips_setup_incoming_varargs): Store the amount of extra stack space
397 there rather than in *pretend_size. When saving registers, always
398 expect virtual_incoming_args_rtx to point to the start of the
400 (mips_va_start): Remove alignment hack. Handle all
401 !EABI_FLOAT_VARARGS_P cases in the same way.
402 (compute_frame_size): Handle varargs_size. Remove the redundant
403 !TARGET_OLDABI condition in the handling of pretend_args_size.
404 (mips_initial_elimination_offset): Remove the now-redundant check
407 2005-06-14 Jeff Law <law@redhat.com>
409 * tree-vrp.c (local_fold): Remove.
410 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
411 DIV/MOD case slightly for readability.
413 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
416 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
417 rather than static objects (!) from libmudflap registration.
419 2005-06-14 Richard Sandiford <richard@codesourcery.com>
421 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
422 (var_ref): Take the option's flags as a second parameter. Check
424 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
426 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
429 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
430 unsigned index numbers.
432 2005-06-13 Geoffrey Keating <geoffk@apple.com>
434 * Makefile.in (install-man): Doesn't really depend on installdirs.
435 (various rules for installing manpages): Do depend on installdirs.
437 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
439 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
440 read_encoded_value_with_base call.
441 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
442 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
443 * unwind-dw2.c (extract_cie_info): Fix aliasing in
444 read_encoded_value call.
445 (execute_cfa_program, uw_frame_state_for): Likewise.
447 2005-06-13 Roger Sayle <roger@eyesopen.com>
449 PR rtl-optimization/22053
450 * reg-stack.c (compensate_edge): Correct mistake in the assertion
451 checking of EDGE_ABNORMAL_CALL edges; complex return values can
452 result in the top two stack slots, st(0) and st(1), being live.
454 2005-06-13 Jeff Law <law@redhat.com>
456 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
457 simplify DIV, MOD or ABS expressions using VRP information.
458 Remove WALK_DATA parameter. Prototype and all callers updated.
459 (eliminate_redundant_computations): Remove WALK_DATA parameter.
460 Prototype and all callers updated.
461 (optimize_stmt): WALK_DATA parameter is now unused.
463 * tree-vrp.c (local_fold): New function. Like fold, but
464 strips useless type conversions in the result.
465 (simplify_using_ranges): New function, largely cribbed from
466 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
467 (vrp_finalize): Call simplify_using_ranges.
469 2005-06-13 Mark Mitchell <mark@codesourcery.com>
471 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
472 assembler in 64-bit mode.
474 2005-06-13 David Edelsohn <edelsohn@gnu.org>
476 Revert scc_operand patch.
477 * config/rs6000/predicates.md (scc_operand): Delete.
478 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
480 2005-06-13 Jakub Jelinek <jakub@redhat.com>
482 * trans-expr.c (gfc_conv_function_call): Return int instead of
483 void. Use a local variable for has_alternate_specifier and
484 return it. Avoid modification of function type's return value
485 in place, since it may be shared.
486 * trans.h (has_alternate_specifier): Remove.
487 (gfc_conv_function_call): Change return type.
488 * trans-stmt.c (has_alternate_specifier): Remove.
489 (gfc_trans_call): Add a local has_alternate_specifier variable,
490 set it from gfc_conv_function_call return value.
492 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
495 * fold-const.c (split_address_to_core_and_offset): Always return
496 the address of the base object.
498 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
500 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
502 2005-06-12 Richard Henderson <rth@redhat.com>
505 * tree-complex.c (update_complex_components_on_edge): New.
506 (update_parameter_components): Use it.
507 (update_phi_components): Likewise.
508 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
510 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
512 PR tree-optimization/14796
513 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
516 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
518 * cgraphunit.c, tree-ssa-loop-ivopts.c,
519 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
520 config/sparc/sparc.c: Fix comment typos.
522 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
524 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
525 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
526 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
527 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
529 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
531 PR tree-optimization/14796
532 * fold-const.c (fold_binary): Transform (A >> C) << C into
534 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
536 2005-06-11 Geoffrey Keating <geoffk@apple.com>
538 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
539 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
541 (reg_or_sub_cint_operand): Likewise.
542 (mask_operand): Handle DImode.
543 (mask64_operand): Delete.
544 (and64_operand): Delete.
545 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
546 instead of mask64_operand.
547 (print_operand): Likewise.
548 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
549 reg_or_sub_cint_operand instead of *64_* variants.
550 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
551 instead of mask64_operand.
552 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
556 (add<mode>3): Use reg_or_add_cint_operand.
558 (sub<mode>3): Use reg_or_sub_cint_operand.
559 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
560 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
561 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
562 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
563 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
564 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
565 various unnamed patterns): New.
566 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
567 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
568 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
569 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
570 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
571 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
572 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
573 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
574 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
577 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
579 * rtl.h (to_rtx_code): Remove.
580 * machmode.h (to_machine_mode): Likewise.
581 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
583 (apply_mode_maps): Likewise.
584 (read_rtx_1): Likewise.
585 (apply_code_macro): Replace to to_rtx_code with explicit cast.
586 (check_code_macro): Likewise.
587 (read_rtx_1): Likewise.
589 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
591 * c-typeck.c (convert_for_assignment): Avoid checking
592 OPT_Wc___compat, as it is always true.
594 2005-06-11 David Edelsohn <edelsohn@gnu.org>
596 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
598 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
600 Fix PR tree-optimization/22005
601 Fix PR tree-optimization/22025
603 * tree-ssa-structalias.c (struct variable_info): Add has_union
605 (create_variable_info_for): Mark variables containing unions.
606 Don't sort the field stack if notokay is true.
607 (find_what_p_points_to): Convert variables containing unions back
608 to their SFT's if necessary.
610 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
612 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
613 is an INTEGER_CST before calling int_cst_value.
615 2005-06-10 Uros Bizjak <uros@kss-loka.si>
618 * config/i386/i386.c (ix86_function_value_regno_p): Return true
619 for FIRST_MMX_REG if TARGET_MMX.
620 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
622 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
623 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
625 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
627 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
628 and access function against chrec_dont_know.
630 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
632 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
634 (exit_phi_for_loop_p): New function.
635 (can_put_in_inner_loop): Ditto.
636 (can_convert_to_perfect_nest): Ditto.
637 (perfect_nestify): Create iv with right type.
638 Rewrite statements in correct order.
640 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
642 * tree-ssa-alias.c (new_type_alias): Use existing type
643 tag if VAR has just one in its may_aliases list.
645 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
647 * rs6000/predicates.md (scc_operand): New.
648 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
650 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
652 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
653 dependence-distance modulo VF is 0 are recorded in the
654 SAME_ALIGN_REFs VEC in each DR.
655 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
656 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
657 DR we want to peel for, is set to 0.
658 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
659 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
661 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
662 (_stmt_vec_info): Added new field same_align_refs.
663 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
665 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
667 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
669 2005-06-10 Alan Modra <amodra@bigpond.net.au>
671 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
672 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
673 * config/rs6000/rs6000.c (output_function_profiler): Obey
674 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
675 for -fPIC. Delete save_lr and substitute its value into strings.
677 2005-06-09 Dale Johannesen <dalej@apple.com>
679 * config/i386/i386.c (optimization_options): Make -fno-math-errno
680 the default on Darwin.
681 * config/rs6000/rs6000.c (optimization_options): Ditto.
682 * doc/invoke.texi (-fno-math-errno): Document.
684 2005-06-09 Dale Johannesen <dalej@apple.com>
686 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
687 Change to TARGET_INVALID_WITHIN_DOLOOP.
689 2005-06-09 David Edelsohn <edelsohn@gnu.org>
691 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
692 * config/rs6000/predicates.md (scc_eq_operand): New.
694 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
696 * config/sh/sh.md (mextr_rl): Set buffer size properly.
697 (*mextr_lr): Likewise.
699 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
702 * c.opt (Wc++-compat): New.
703 * doc/invoke.texi (-Wc++-compat): Document.
704 * c-typeck.c (convert_for_assignment): Check for implicit
705 conversion void* -> T*.
707 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
709 * machmode.h (to_machine_mode): New.
710 * rtl.h (to_rtx_code): Likewise.
711 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
712 (print_c_condition): Convert return value of htab_find().
713 (apply_code_macro): Add explicit cast when convertin to enums.
714 (apply_mode_maps): Likewise.
715 (check_code_macro): Likewise.
716 (read_rtx_1): Likewise.
718 2005-06-09 Richard Henderson <rth@redhat.com>
720 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
721 Use SCALAR_FLOAT_MODE_P.
722 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
723 (fselect): Rename from fpcmp; use %F.
726 2005-06-09 Jan Hubicka <jh@suse.cz>
728 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
729 local statics when doing unit-at-a-time.
730 (cgraph_varpool_assemble_pending_decls): Output debug info.
731 * dwarf2out.c (decls_for_scope): Skip local statics.
732 (dwarf2out_decl): Handle local statics.
733 * passes.c (rest_of_decl_compilation): Do not differentiate
734 local and global statics in unit-at-a-time.
735 * tree-inline.c (remap_decls): Put local static into
736 unexpanded_vars_list rather than introducing duplicated VAR_DECL
739 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
741 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
744 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
746 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
747 * tree-flow.h (find_what_p_points_to): Add prototype.
748 (push_fields_onto_fieldstack): Ditto.
749 (sort_fieldstack): Ditto.
750 * tree-optimize.c (init_tree_optimization_passes): Add
751 pass_build_pta and pass_del_pta.
752 * tree-pass.h (pass_build_pta): New structure.
753 (pass_del_pta): Ditto.
754 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
755 using new alias analyzer.
756 (push_fields_onto_fieldstack): Removed from here.
757 (bitpos_of_field): Ditto.
758 (fieldoff_compare): Ditto.
759 * tree-ssa-structalias.c: New file.
760 * tree-ssa-structalias.h: Ditto.
762 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
764 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
767 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
769 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
770 * config/bfin/bfin.h (enum bfin_builtins): ... here.
772 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
774 * target.h (insn_valid_within_doloop): Rename into
775 "invalid_within_doloop". Change return type to "const char *".
777 * targhooks.h (default_insn_valid_within_doloop): Rename into
778 "default_invalid_within_doloop".
779 * targhooks.c (default_insn_valid_within_doloop): Likewise.
781 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
782 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
783 "default_invalid_within_doloop".
784 * hooks.c (hook_constcharptr_rtx_null): New function.
785 (hook_bool_rtx_true): Remove.
786 * hooks.h (hook_constcharptr_rtx_null): Declare.
787 (hook_bool_rtx_true): Remove.
788 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
789 "invalid_within_doloop" and print error message if non-null.
791 * doc/tm.texi: Update documentation.
792 * config/s390/s390.c: Adjust to new hook name and new default hook.
793 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
794 into "rs6000_invalid_within_doloop".
795 (rs6000_invalid_within_doloop): Change return type to "static const
796 char *" and replace return values. Update Comment.
798 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
800 * config/bfin/bfin.opt (mlong-calls): New.
801 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
802 if TARGET_LONG_CALLS.
804 2005-06-09 Richard Henderson <rth@redhat.com>
807 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
808 (struct tree_decl): Add gimple_reg_flag.
809 * integrate.c (copy_decl_for_inlining): Copy it.
810 * gimplify.c (internal_get_tmp_var): Set it.
811 (gimplify_bind_expr): Likewise.
812 (gimplify_function_tree): Likewise.
813 (gimplify_modify_expr_complex_part): New.
814 (gimplify_modify_expr): Use it.
815 * tree-gimple.c (is_gimple_reg_type): Allow complex.
816 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
818 * tree-complex.c (complex_lattice_t): New.
819 (complex_lattice_values, complex_variable_components): New.
820 (some_nonzerop, find_lattice_value, is_complex_reg,
821 init_parameter_lattice_values, init_dont_simulate_again,
822 complex_visit_stmt, complex_visit_phi, create_components,
823 update_complex_components, update_parameter_components,
824 update_phi_components, update_all_vops, expand_complex_move): New.
825 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
827 (update_complex_assignment): Use update_complex_components;
828 handle updates of return_expr properly.
829 (expand_complex_addition): Use complex lattice values.
830 (expand_complex_multiplication): Likewise.
831 (expand_complex_division): Likewise.
832 (expand_complex_libcall): Use update_complex_components.
833 (expand_complex_comparison): Use update_stmt.
834 (expand_complex_operations_1): Use expand_complex_move, retrieve
836 (tree_lower_complex): Compute lattice values.
837 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
838 (pass_lower_complex_O0): Rename from pass_lower_complex.
839 (pass_lower_complex, gate_no_optimization): New.
840 * tree-optimize.c (init_tree_optimization_passes): Update for
841 complex pass changes.
842 * tree-pass.h (pass_lower_complex_O0): Declare.
844 2005-06-08 Dale Johannesen <dalej@apple.com>
846 * config/darwin.c (darwin_binds_local_p): New.
847 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
848 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
849 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
850 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
852 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
854 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
855 rs6000_isel, rs6000_spe, rs6000_alignment_string,
856 rs6000_sched_restricted_insns_priority_str,
857 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
859 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
861 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
862 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
863 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
864 multiplier_allowed_in_address_p, get_address_cost): Ditto.
866 2005-06-08 Richard Henderson <rth@redhat.com>
868 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
869 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
870 Emit out3 load right after alloc.
872 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
874 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
875 rs6000_explicit_options.
877 2005-06-08 Richard Henderson <rth@redhat.com>
879 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
880 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
882 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
884 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
886 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
889 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
892 * config/sparc/sparc.c (sparc_fold_builtin): New function
893 (sparc_vis_mul8x16): New function.
894 (sparc_handle_vis_mul8x16): New function.
895 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
897 2005-06-08 David Edelsohn <edelsohn@gnu.org>
899 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
901 (call_indirect_nonlocal_aix64): Same.
902 (call_value_indirect_nonlocal_aix32): Same.
903 (call_value_indirect_nonlocal_aix64): Same.
906 (eq): Use CLZ splitter for compare with zero.
908 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
910 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
911 everything larger than 8 bytes in memory.
913 * config/bfin/bfin.h (enum bfin_builtins): New.
914 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
916 (csync, ssync): New insn patterns.
917 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
919 (def_builtin): New macro.
920 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
922 From Jie Zhang <jie.zhang@analog.com>
923 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
924 behavior of the native assembler in VDSP. So change accordingly.
926 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
928 * tree-data-ref.c (compute_estimated_nb_iterations,
929 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
930 analyze_subscript_affine_affine, find_data_references_in_loop):
931 Fixed to use chrec_contains_undetermined to test the values of
932 loop->estimated_nb_iterations.
933 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
934 Compute the estimation only when loop->estimated_nb_iterations
935 has not yet been initialized.
936 (convert_step_widening, scev_probably_wraps_p): Add a call to
937 estimate_numbers_of_iterations_loop.
938 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
940 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
943 * dwarf2out.c (add_loc_descr_op_piece): Move to the
944 DWARF2_DEBUGGING_INFO section.
946 2005-06-08 Richard Henderson <rth@redhat.com>
949 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
951 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
954 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
955 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
956 (TARGET_ASM_OUT): Add it.
957 * doc/tm.texi (Debugging Info): Document it.
958 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
959 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
960 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
961 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
962 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
963 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
964 (gen_inlined_tls_plt): Remove unused variable MEM.
965 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
966 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
967 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
968 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
970 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
971 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
972 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
973 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
975 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
976 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
977 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
978 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
980 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
981 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
982 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
983 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
985 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
986 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
987 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
988 (TARGET_GNU_TLS): Define to 1.
989 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
990 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
992 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
993 if TARGET_GNU_TLS only.
994 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
996 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
997 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
999 2005-06-07 Dale Johannesen <dalej@apple.com>
1001 * config/i386/i386.md (movqi_1): Fix case where source
1002 is memory and destination EDI.
1004 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1006 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1008 2005-06-07 Eric Christopher <echristo@redhat.com>
1010 * system.h: Poison EXTRA_CC_MODES.
1011 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1012 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1013 * doc/md.texi (Jump Patterns): Replace reference to
1014 EXTRA_CC_MODES with machine-modes.def.
1015 * doc/rtl.texi (Machine Modes): Ditto.
1017 2005-06-07 Richard Henderson <rth@redhat.com>
1019 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1020 (assemble_start_function): Fix strcmp confusion.
1022 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1024 * config/i386/i386.h (enum ix86_entity): New.
1025 (enum ix86_stack_slot): New.
1026 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1027 ix86_optimize_mode_switching[] array.
1028 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1029 (MODE_NEEDED): Use ix86_mode_needed() function.
1030 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1032 (struct machine_function): Use optimize_mode_switching[] array.
1034 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1035 (ix86_mode_needed): New function.
1036 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1037 correct stack positions for stored control words.
1038 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1039 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1041 [IX86_BUILTIN_STMXCSR]: Same.
1043 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1044 (emit_i387_cw_initialization): Change prototype.
1045 (ix86_mode_needed): New prototype.
1047 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1048 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1049 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1050 (*fist<mode>2_ceil_1): Change constant in call to
1051 assign_386_stack_local to SLOT_TEMP.
1052 (*fix_trunc<mode>_i387_1): Change constant in call to
1053 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1054 Use new ix86_optimize_mode_switching[] array.
1055 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1056 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1057 Use new ix86_optimize_mode_switching[] array.
1058 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1059 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1060 Use new ix86_optimize_mode_switching[] array.
1061 (frndintxf2_trunc): Change constants in call to
1062 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1063 Use new ix86_optimize_mode_switching[] array.
1064 (frndintxf2_mask_pm): Change constants in call to
1065 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1066 Use new ix86_optimize_mode_switching[] array.
1068 (define_peephole2): Change constant from 17 to FLAGS_REG;
1070 2005-06-07 Richard Henderson <rth@redhat.com>
1073 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1075 2005-06-07 Dale Johannesen <dalej@apple.com>
1077 * tree-nested.c (finalize_nesting_tree_1): Disable
1078 warn_padded around layout_type call.
1080 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1082 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1085 2005-06-07 Eric Christopher <echristo@redhat.com>
1087 * config/mips/predicates.md: Revert previous patch.
1089 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1092 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1095 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1097 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1098 (thread_stats): New local variable.
1099 (redirect_edges): Increment count of threaded edges.
1100 (thread_through_all_blocks): Initialize thread_stats.
1101 Display number of threaded jumps if TDF_STATS is enabled.
1103 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1105 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1106 the current bit index with no modulo.
1108 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1110 PR 18403 and meta PR 21861.
1111 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1112 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1113 (evolution_function_is_invariant_rec_p,
1114 evolution_function_is_invariant_p): New.
1115 (chrec_convert): Use an extra parameter AT_STMT for refining the
1116 information that is passed down to convert_step. Integrate the
1117 code that was in count_ev_in_wider_type.
1118 * tree-chrec.h (count_ev_in_wider_type): Removed.
1119 (chrec_convert): Modify its declaration.
1120 (evolution_function_is_invariant_p): Declared.
1121 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1122 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1123 (scev_probably_wraps_p): Declared.
1124 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1125 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1126 Use an extra parameter AT_STMT for refining the information that is
1127 passed down to convert_step.
1128 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1129 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1131 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1132 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1133 can_count_iv_in_wider_type to use convert_step.
1134 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1135 code that is independent of the loop over the known iteration
1136 bounds to convert_step_widening, the rest is moved to
1137 proved_non_wrapping_p.
1138 (scev_probably_wraps_p): New.
1139 (can_count_iv_in_wider_type): Renamed convert_step.
1140 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1141 Use scev_probably_wraps_p for computing init_is_max.
1142 (vrp_visit_assignment): Pass the current analyzed statement to
1143 adjust_range_with_scev.
1144 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1145 information provided by scev analyzer.
1147 2005-06-07 Eric Christopher <echristo@redhat.com>
1149 * config/mips/predicates.md (sleu_operand): Use
1150 IN_RANGE to specify range of operand.
1152 2005-06-07 Steven Bosscher <stevenb@suse.de>
1154 PR tree-optimization/21847
1155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1156 -fnon-call-exceptions, also mark statements inherently
1157 necessary if they may throw.
1159 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1161 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1162 ("type"): Add "sem" to 'type' attribute.
1163 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1164 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1165 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1166 "*sync_compare_and_swap_ccsi"): New patterns.
1167 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1168 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1169 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1170 (s390_emit_compare): Do not emit comparison again after cas.
1171 * config/s390/s390.h (s390_compare_emitted): Declare.
1173 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1175 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1176 sbitmap_iter_cond, sbitmap_iter_next): New.
1177 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1178 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1179 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1180 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1182 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1184 * tree-ssa-address.c: New file.
1185 * Makefile.in (tree-ssa-address.o): Add.
1186 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1187 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1188 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1189 * tree-flow.h (struct mem_address): New.
1190 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1191 (create_mem_ref, addr_for_mem_ref, get_address_description,
1192 maybe_fold_tmr, multiplier_allowed_in_address_p,
1193 multiply_by_cost): Declare.
1194 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1195 * tree-pretty-print.c (dump_generic_node): Ditto.
1196 * tree-ssa-loop-im.c (for_each_index): Ditto.
1197 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1198 find_interesting_uses_address): Ditto.
1199 (rewrite_address_base, build_addr_strip_iref): Removed.
1200 (struct affine_tree_combination): Moved to tree-flow.h.
1201 (get_ref_tag, copy_ref_info): New functions.
1202 (rewrite_use_address): Produce TARGET_MEM_REFs.
1203 (tree_ssa_iv_optimize): Do not call update_ssa
1204 and rewrite_into_loop_closed_ssa.
1205 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1206 build_addr_strip_iref.
1207 (unshare_aff_combination): New function.
1208 (fold_affine_sum): Removed.
1209 (get_computation_at): Use get_computation_aff. Unshare the result.
1210 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1211 (multiply_by_cost): Exported.
1212 (get_address_cost): Use multiplier_allowed_in_address_p.
1213 * tree-ssa-operands.c (get_tmr_operands): New function.
1214 (get_expr_operands): Handle TARGET_MEM_REFs.
1215 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1216 (build): Handle 7 arguments.
1217 (build7_stat): New function.
1218 * tree.def (TARGET_MEM_DEF): New.
1219 * tree.h (REF_ORIGINAL): Removed.
1220 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1221 TMR_TAG, build7): New macros.
1222 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1223 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1224 * doc/c-tree.texi: Document TARGET_MEM_REF.
1225 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1227 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1230 * dwarf2out.c (add_loc_descr_op_piece): New function.
1231 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1232 loc_descriptor): Use it.
1233 * var-tracking.c: Include regs.h and expr.h.
1234 (emit_note_insn_var_location): Skip over pieces where offset
1235 is smaller than previous offset plus previous piece mode size.
1236 Optimize adjacent hard registers or memory locations.
1237 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1239 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1241 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1243 * gimplify.c (gimplify_cond_expr): No need to fix up the
1246 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1248 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1251 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1253 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1254 'stwux' instructions that are considered to be stack decrements.
1256 * rtlanal.c (subreg_offset_representable_p): Handle objects
1259 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1261 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1262 in call to pre_edge_lcm.
1264 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1266 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1267 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1268 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1270 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1271 dwarf register number for SHmedia.
1272 (shmedia_fallback_frame_state): New.
1273 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1275 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1277 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1279 * c-lex.c (lex_string): Use XOBFINISH.
1280 * collect2.c (extract_string, dump_file): Likewise.
1281 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1282 * gcc.c (init_spec, build_search_list, convert_filename,
1283 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1284 * genpreds.c (write_predicate_subfunction): Likewise.
1285 * genflags.c (main): Likewise.
1286 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1287 join_c_conditions, read_quoted_string, read_braced_string,
1288 read_rtx_1): Likewise.
1289 * stringpool.c (ggc_alloc_string): Likewise.
1290 * tlink.c (obstack_fgets, recompile_files): Likewise.
1292 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1294 * intl.h (G_): New macro.
1295 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1296 instead of msgid for argument name.
1297 * tree-ssa.c (warn_uninit): Likewise.
1298 * c-parser.c (c_parser_error): Likewise.
1299 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1300 * config/darwin-c.c (BAD): Likewise.
1301 * config/c4x/c4x-c.c (BAD): Likewise.
1302 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1303 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1304 * c-common.c (c_parse_error): Likewise.
1305 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1306 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1308 (fnotice): Use cmsgid instead of msgid for argument name.
1309 * gcov.c (fnotice): Likewise.
1310 * protoize.c (notice): Likewise.
1311 * final.c (output_operand_lossage): Likewise.
1312 * gcc.c (fatal, notice): Likewise.
1313 (error): Use gmsgid instead of msgid for argument name.
1314 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1315 of msgid for argument name.
1316 (error): Use gmsgid instead of msgid for argument name.
1317 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1319 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1320 * tree-inline.c (inline_forbidden_p_1): Likewise.
1321 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1322 conventions for marking translations.
1323 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1325 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1328 * fold-const.c (operand_equal_p): Don't return 1, if element
1329 chains for 2 VECTOR_CSTs are not the same length.
1332 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1333 not all VECTOR_CST elements are given.
1335 * combine.c (try_combine): Use hard_regno_nregs array instead of
1336 HARD_REGNO_NREGS macro.
1337 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1338 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1339 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1341 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1343 * tree-ssa-reassoc.o: New.
1344 (OBJS-common): Add tree-ssa-reassoc.o
1345 * timevar.def: Add TV_TREE_REASSOC
1346 * tree-optimize.c (pass_reassoc): Add call.
1347 * tree-pass.h (pass_reassoc): Add.
1348 * tree-ssa-reassoc.c: New file.
1350 2005-06-06 Eric Christopher <echristo@redhat.com>
1353 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1355 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1357 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1358 HAVE_GAS_MAX_SKIP_P2ALIGN.
1359 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1361 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1363 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1364 getopt.h dependency.
1365 (mips-tdump.o): Likewise.
1367 2005-06-06 Jan Hubicka <jh@suse.cz>
1369 * predict.c (tree_predict_edge): Don't drop useless predictions;
1370 check that it is not called too late in the game.
1371 (gate_estimate_probability): New gate.
1372 (pass_profile): Gate.
1373 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1374 predictions; update CFG instead.
1375 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1377 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1379 * config.gcc (bfin*-uclinux*): New.
1380 * config/bfin/uclinux.h: New file.
1382 2005-06-06 Ben Elliston <bje@au.ibm.com>
1384 * doc/md.texi (Insn Splitting): Fix some wording.
1386 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1388 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1389 (rs6000_emit_swdivdf): New function.
1390 * config/rs6000/rs6000.md (fres): New pattern.
1391 (divsf3): Add approximation through rs6000_emit_swdivsf.
1392 (fred): New pattern.
1393 (divdf3): Add approximation through rs6000_emit_swdivdf.
1394 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1395 (rs6000_emit_swdivdf): Declare.
1396 * config/rs6000/rs6000.opt (mswdiv): New option.
1397 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1399 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1401 PR tree-optimization/21846
1402 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1403 * tree-flow.h (substitute_in_loop_info): Declare.
1404 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1405 Ensure that chrec_dont_know and chrec_known have a type.
1406 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1408 2005-06-05 Steven Bosscher <stevenb@suse.de>
1410 * config/i386/i386.c (x86_use_loop): Remove.
1411 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1412 (TARGET_USE_LOOP): Remove.
1413 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1414 Also remove related define_splits.
1416 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1418 * tree-flow.h (stmt_ann_d): Move aux to ...
1419 (tree_ann_common_d): ... here.
1420 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1421 move_computations_stmt, schedule_sm): Update references to
1423 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1424 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1425 call to set_stmt_info.
1426 (vect_transform_loop): Likewise.
1427 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1430 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1432 (vect_mark_relevant): Takes two additional arguments - live_p and
1433 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1434 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1435 relevant stmt. Return two values = live_p and relevant_p.
1436 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1437 vect_stmt_relevant_p with additional arguments. Phis are no longer
1438 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1439 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1440 stmt that is marked as irrelevant and live, cause it's only used out
1441 side the loop, may need to be vectorized (e.g. reduction).
1442 (vect_analyze_operations): Examine phis. Call
1443 vectorizable_live_operation for for LIVE_P stmts. Check if
1445 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1446 vectorization - just classify the scalar cycles created by the loop
1447 phis. Call vect_is_simple_reduction.
1448 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1449 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1450 call to set_stmt_info.
1451 (vect_get_vec_def_for_operand): Code reorganized - the code that
1452 classifies the type of use was factored out to vect_is_simple_use.
1453 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1454 additional arguments.
1455 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1456 and computes a loop_vec_def.
1457 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1459 (vectorizable_live_operation): New.
1460 (vect_transform_stmt): Handle LIVE_P stmts.
1461 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1462 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1463 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1464 (vect_is_simple_use): Determine the type of the def and return it
1465 in a new function argument. Consider vect_reduction_def and
1466 vect_induction_def, but for now these are not supported.
1467 (vect_is_simple_reduction): New. Empty for now.
1468 * tree-vectorizer.h (vect_def_type): New enum type.
1469 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1470 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1471 (vect_is_simple_use): New arguments added to function declaration.
1472 (vect_is_simple_reduction): New function declaration.
1473 (vectorizable_live_operation): New function declaration.
1475 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1476 (vect_can_advance_ivs_p): Likewise.
1477 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1479 2005-06-05 Eric Christopher <echristo@redhat.com>
1481 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1483 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1486 * config/mmix/mmix.md ("*movdicc_real_foldable")
1487 ("*movdfcc_real_foldable", "*bCC_foldable")
1488 ("*bCC_inverted_foldable"): Specify DImode for register being
1491 2005-06-04 Roger Sayle <roger@eyesopen.com>
1493 * reg-stack.c (struct block_info_def): Correct grammar typo.
1494 (compensate_edge): Clean-up. Perform as little work as possible
1495 when src and dest stacks match. Avoid modifying block_info.
1496 Reorder and simplify assertion checks. Avoid unnecessary copying
1497 of regstack structure.
1498 (convert_regs_1): Set the done flag here...
1499 (convert_regs_2): ... instead of here.
1501 2005-06-04 Dale Johannesen <dalej@apple.com>
1503 * config/rs6000/rs6000.c (no_global_regs_above): New.
1504 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1505 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1506 (rs6000_conditional_register_usage): Don't put Darwin PIC
1507 register in global_regs.
1508 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1510 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1511 if not done by lr_save_p.
1512 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1513 Use rotate instead of ashift.
1514 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1515 (call_value_indirect_nonlocal_sysv): Ditto.
1517 2005-06-04 Jan Hubicka <jh@suse.cz>
1519 * cgraphunit.c (cgraph_reset_node): Break out from ...
1520 (cgraph_finalize_function): ... here.
1521 (cgraph_finalize_compilation_unit): Reset nodes where backend
1524 2005-06-04 Richard Henderson <rth@redhat.com>
1527 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1528 until we've passed initial ldgp.
1530 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1532 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1533 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1534 * expr.c (expand_var): Ditto.
1535 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1536 * gimplify.c (gimplify_decl_expr): Ditto.
1537 (gimplify_expr): Ditto.
1538 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1539 * tree.c (value_expr_for_decl): New.
1540 (print_value_expr_statistics): New.
1541 (init_ttree): Init value_expr_for_decl.
1542 (decl_value_expr_lookup): New.
1543 (decl_value_expr_insert): Ditto.
1544 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1545 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1546 (SET_DECL_VALUE_EXPR): New.
1547 (DECL_HAS_VALUE_EXPR_P): New.
1549 2005-06-04 Steven Bosscher <stevenb@suse.de>
1551 * lcm.c: Move all mode-switching related functions from here...
1552 * mode-switching.c: ...to this new file.
1553 * doc/passes.texi: Update accordingly.
1555 * basic-block.h (label_value_list): Remove extern decl.
1556 * cfgrtl.c (label_value_list): Remove.
1557 (can_delete_label_p): Don't look at it.
1558 * cfgcleanup.c (cleanup_cfg): Don't free it.
1560 * common.opt: Don't refer to non-existing flag_alias_check.
1562 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1564 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1566 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1568 * function.c (prologue, epilogue, sibcall_epilogue): Change
1569 their types to VEC(int,heap)*.
1570 (free_after_compilation): Free the three vectors above.
1571 (init_function_for_compilation, record_insns, contains,
1572 prologue_epilogue_contains, sibcall_epilogue_contains,
1573 reposition_prologue_and_epilogue_notes): Use VEC instead of
1574 VARRAY. (init_function_once): Remove.
1575 * function.h: Remove the prototype for init_function_once.
1576 * toplev.c (backend_init): Don't call init_function_once.
1578 2005-06-04 Jan Hubicka <jh@suse.cz>
1580 * predict.c (tree_predict_edge): Do not predict entry edge and
1581 single succestor edge.
1583 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1586 * c-typeck.c (push_init_level): Don't pop levels without braces if
1589 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1591 * tree-data-ref.c (compute_self_dependence): New function.
1592 (compute_all_dependences): Use it.
1594 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1596 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1597 (c_parser_expr_list): Don't use chainon().
1599 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1600 when -isysroot passed.
1602 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1605 * c-decl.c (start_function): Restore label_context_stack_se and
1606 label_context_stack_vm if returning with an error.
1608 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1610 * configure.ac: Check declaration for asprintf, needed by
1612 * configure: Regenerate.
1613 * config.in: Likewise.
1615 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1617 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1618 allocate info array.
1619 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1620 range to varying in cast expressions that change
1623 2005-06-03 Eric Christopher <echristo@redhat.com>
1625 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1628 2005-06-03 Jan Hubicka <jh@suse.cz>
1630 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1631 * cfg.c (remove_edge): Use it.
1632 * predict.c (remove_predictions_associated_with_edge): New function.
1634 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1636 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1637 Clear call_realy_used_regs[r2] when ABI_AIX.
1639 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1642 * fold-const.c (fold_binary): Fix type mismatches in folding
1645 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1647 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1650 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1652 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1654 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1656 * reload1.c (reload): Revert my previous patch.
1658 2005-06-03 Nick Clifton <nickc@redhat.com>
1660 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1663 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1665 PR tree-optimization/21849
1666 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1668 2005-06-02 Richard Henderson <rth@redhat.com>
1670 * Makefile.in (tree-vect-generic.o): New.
1671 (OBJS-common, GTFILES, s-gtype): Add it.
1672 * tree-complex.c (build_replicated_const, vector_inner_type,
1673 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1674 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1675 do_negate, expand_vector_piecewise, expand_vector_parallel,
1676 expand_vector_addition, expand_vector_operation,
1677 type_for_widest_vector_mode, expand_vector_operations_1,
1678 gate_expand_vector_operations, expand_vector_operations,
1679 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1680 (tree_lower_complex): Rename from tree_lower_operations.
1681 (pass_lower_complex): Rename from pass_pre_expand.
1682 * tree-vect-generic.c: New file.
1683 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1684 (pass_lower_vector): New.
1685 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1687 2005-06-02 Richard Henderson <rth@redhat.com>
1689 * modulo-sched.c (doloop_register_get): Protect against
1690 doloop_end not defined.
1692 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1694 * config/sh/sh.c (general_movsrc_operand,
1695 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1696 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1697 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1698 xor_operand, cmp_operand, logical_operand, and_operand,
1699 fpscr_operand, fpul_operand, symbol_ref_operand,
1700 commutative_float_operator, noncommutative_float_operator,
1701 unary_float_operator, binary_float_operator,
1702 binary_logical_operator, equality_comparison_operator,
1703 greater_comparison_operator, less_comparison_operator,
1704 shift_operator, logical_operator, target_reg_operand,
1705 target_operand, mextr_bit_offset, extend_reg_operand,
1706 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1707 general_extend_operand, ua_address_operand,
1708 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1709 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1710 shift_count_reg_operand, shift_count_operand,
1711 unaligned_load_operand): Move to ...
1712 * config/sh/predicates.md: ... here.
1713 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1716 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1718 * tree.c (build_common_builtin_nodes): Fix the return type on
1721 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1723 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1724 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1725 (strip_offset_1): Likewise.
1726 (tree_to_aff_combination): Likewise.
1728 2005-06-02 DJ Delorie <dj@redhat.com>
1730 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1733 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1735 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1736 binary operations with the correct types.
1737 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1738 for all computation.
1740 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1742 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1743 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1745 * doc/install.texi: Fix a typo.
1747 2005-06-02 Jan Hubicka <jh@suse.cz>
1749 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1750 inline functions are not local.
1752 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1754 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1756 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1759 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1761 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1764 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1766 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1768 (s390_dump_pool): Likewise.
1769 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1770 (s390_chunkify_start): Likewise.
1771 (s390_dump_execute): Remove.
1772 (s390_reorg): Handle out-of-pool execute templates.
1774 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1776 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1779 2005-06-02 Jan Hubicka <jh@suse.cz>
1781 * cgraph.c (cgraph_node): Maintain master clones.
1782 (cgraph_remove_node): Likewise.
1783 (availability_names): New static variable.
1784 (dump_cgraph_node): Dump availability.
1785 (dump_cgraph_varpool_node): Likewise.
1786 (cgraph_is_master_clone, cgraph_master_clone,
1787 cgraph_function_body_availability,
1788 cgraph_variable_initializer_availability): New functions.
1789 * cgraph.h (availability): New enum.
1790 (struct cgraph_node): Add master_clone.
1791 (cgraph_is_master_clone, cgraph_master_clone,
1792 cgraph_function_body_availability,
1793 cgraph_variable_initializer_availability): Declare.
1794 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1795 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1796 * ipa-inline.c (cgraph_decide_inlining): Do not call
1797 cgraph_remove_unreachable_nodes.
1799 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1802 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1805 * tree-vrp.c (nonnull_arg_p): New.
1806 (get_value_range): Call it.
1808 2005-06-02 Eric Christopher <echristo@redhat.com>
1810 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1812 (mips_rtx_cost_data): New datatype.
1813 (MEMORY_MOVE_COST): Use data from structure.
1814 (BRANCH_COST): Ditto.
1815 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1816 * config/mips/mips.md (cpu): Rework for processor_type changes.
1817 * config/mips/mips.c (mips_cost): New variable.
1818 (DEFAULT_COSTS): Define.
1819 (mips_rtx_cost_data): New.
1820 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1821 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1822 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1823 (override_options): Set cost data.
1824 (mips_register_move_cost): Formatting changes.
1825 (bdesc_arrays): Use PROCESSOR_MAX.
1826 (mips_init_builtins): Ditto.
1828 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1831 * doc/invoke.texi: Document -ftree-vrp.
1833 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1835 PR tree-optimization/21734
1836 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1837 phi_result when current_def is not available.
1838 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1841 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1843 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1844 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1846 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1848 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1850 2005-06-02 Jan Hubicka <jh@suse.cz>
1852 * cgraph.c (dump_cgraph_node): Print new flags.
1853 (dump_cgraph_varpool_node): Likewise.
1854 (decide_variable_is_needed): Initialize externally_visible flag.
1855 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1856 (cgraph_varpool_node): Likewise.
1857 (cgraph_function_flags_ready): Declare.
1858 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1859 (cgraph_function_and_variable_visibility) ... this one; handle
1860 externally_visible flags.
1861 (decide_is_function_needed): Set externally_visible flag.
1862 (cgraph_finalize_function): Deal properly with early cleanups.
1863 (cgraph_optimize): Update call of
1864 cgraph_function_and_variable_visibility.
1866 2005-06-02 Steven Bosscher <stevenb@suse.de>
1867 Mostafa Hagog <mustafa@il.ibm.com>
1869 * cfgloop.h (doloop_condition_get): Make external.
1870 * loop-doloop.c (doloop_condition_get): Generalize to make it
1871 usable in modulo-sched.c.
1872 * modulo-sched.c (doloop_register_get): Use
1873 doloop_condition_get instead of duplicating it.
1875 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1877 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1878 the correct set of init_insns that need deletion.
1879 * local-alloc.c (update_equiv_regs): When substituting sole definition
1880 into sole use of a reg, delete it from liveness information.
1882 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1884 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1886 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1888 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1889 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1890 * fold-const.c (invert_tree_comparison): Make extern.
1891 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1892 (struct value_range_def): Limewise.
1893 (get_value_range): Remove.
1894 (dump_value_range): Remove.
1895 (dump_all_value_ranges): Remove.
1896 (debug_all_value_ranges): Remove.
1897 (vrp_evaluate_conditional): Declare.
1898 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1900 (substitute_and_fold): Add argument use_ranges_p.
1902 If use_ranges_p is true, call fold_predicate_in to fold
1903 predicates using range information.
1904 Ignore ASSERT_EXPRs.
1905 Change debugging output to only show statements that have been
1907 (replace_phi_args_in): Move debugging output code from
1908 substitute and fold.
1909 (fold_predicate_in): New local function.
1910 * tree-ssa-propagate.h (enum value_range_type): Move from
1912 (struct value_range_d): Likewise.
1914 (value_range_t): Rename from value_range.
1915 * tree-vrp.c (found_in_subgraph): Rename from found.
1916 (get_opposite_operand): Remove.
1917 (struct assert_locus_d): Declare.
1918 (assert_locus_t): Declare.
1919 (need_assert_for): Declare.
1920 (asserts_for): Declare.
1921 (blocks_visited): Declare.
1922 (vr_value): Declare.
1923 (set_value_range): Add argument 'equiv'.
1924 Don't drop to VARYING ranges that cover all values in the
1926 Make deep copy of equivalence set 'equiv'.
1927 (copy_value_range): New local function.
1928 (set_value_range_to_undefined): New local function.
1929 (compare_values): Return -2 if either value has overflowed.
1930 (range_includes_zero_p): New local function.
1931 (extract_range_from_assert): Flip the predicate code if the
1932 name being asserted is on the RHS of the predicate.
1933 Avoid creating unnecessary symbolic ranges if the comparison
1934 includes another name with a known numeric range.
1935 Update the equivalnce set of the new range when asserting
1937 (extract_range_from_ssa_name): Update the equivalence set of
1938 the new range with VAR.
1939 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1940 If -fwrapv is used, set the resulting range to VARYING if the
1941 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1942 TYPE_MAX_VALUE to represent -INF and +INF.
1943 Fix handling of *_DIV_EXPR.
1944 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1945 ABS_EXPR properly by switching the range around if necessary.
1946 (extract_range_from_comparison): New local function.
1947 (extract_range_from_expr): Call it.
1948 (adjust_range_with_scev): Do not adjust the range if using
1949 wrapping arithmetic (-fwrapv).
1950 (dump_value_range): Also show equivalence set.
1951 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1952 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1953 (infer_value_range): Change return value to bool.
1954 Add arguments 'comp_code_p' and 'val_p'.
1955 Do not attempt to infer ranges from statements that may throw.
1956 Store the comparison code in comp_code_p.
1957 Store the other operand to be used in the predicate in val_p.
1958 (dump_asserts_for): New.
1959 (debug_asserts_for): New.
1960 (dump_all_asserts): New.
1961 (debug_all_asserts): New.
1962 (register_new_assert_for): New.
1963 (register_edge_assert_for): New.
1964 (find_conditional_asserts): New.
1965 (find_assert_locations): New.
1966 (process_assert_insertions_for): New.
1967 (process_assert_insertions): New.
1968 (insert_range_assertions): Initialize found_in_subgraph,
1969 blocks_visited, need_assert_for and asserts_for.
1970 Call find_assert_locations and process_assert_insertions.
1971 (remove_range_assertions): Add more documentation.
1972 (vrp_initialize): Change return type to void.
1973 Do not try to guess if running VRP is worth it.
1974 (compare_name_with_value): New.
1975 (compare_names): New.
1976 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1977 use_equiv_p is true, call compare_names and
1978 compare_name_with_value to compare all the ranges for every
1979 name in the equivalence set of the predicate operands.
1981 (vrp_meet): Try harder not to derive a VARYING range.
1982 If two values meet, the resulting equivalence set is the
1983 intersection of the two equivalence sets.
1984 (vrp_visit_phi_node): Call copy_value_range to get the current
1985 range information of the LHS.
1986 (vrp_finalize): Create a value vector representing all the
1987 names that ended up with exactly one value in their range.
1988 Call substitute_and_fold.
1989 (execute_vrp): Document equivalence sets in ranges.
1990 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1991 (struct tree_ssa_name): Remove field value_range.
1992 (invert_tree_comparison): Declare.
1994 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1996 Fix PR tree-optimization/21839
1998 * gimplify.c (zero_sized_field_decl): New function.
1999 (gimplify_init_ctor_eval): Use it.
2001 2005-06-01 Josh Conner <jconner@apple.com>
2004 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2005 to read-only memory if it's sparse.
2007 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2009 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2010 Add documentation for REG_SETJMP
2012 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2014 * stmt.c (expand_case): Use build_int_cst.
2015 (node_has_low_bound): Likewise, and correct type mismatch.
2016 (node_has_high_bound): Likewise.
2017 * fold-const.c (fold_binary): Ensure we build trees
2018 with the correct types - undo what STRIP_NOPS possibly did.
2020 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2022 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2023 * fold-const.c (fold_indirect_ref_1): No longer static.
2024 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2025 folding, if possible.
2027 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2029 * common.opt (fjump-tables): New.
2030 * doc/invoke.texi (-fno-jump-tables): Document.
2031 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2034 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2036 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2037 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2038 (sunlt, sunle): Enable patterns on VFP.
2040 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2041 f_stored, f_flag, f_cvt.
2042 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2043 Include arm1020e.md.
2044 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2045 the ds and fmac pipelines. Re-work all load and store patterns and
2046 all conversion patterns to use new attributes. Adjust reservation
2047 descriptions accordingly.
2048 * arm1020e.md: New file.
2049 * t-arm: Add dependency.
2051 2005-06-01 Jan Hubicka <jh@suse.cz>
2053 * except.c (struct eh_region): Kill unused fields.
2054 * basic-block.h (struct basic_block_def): Likewise.
2056 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2058 PR rtl-optimization/21767
2059 * rtl.h (function_invariant_p): Re-add declaration.
2060 * reload1.c (function_invariant_p): No longer static.
2061 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2062 might have become invalid.
2064 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2068 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2069 on variable sizes types if a decl is a pointer to a VLA.
2070 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2071 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2074 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2076 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2077 _mm_set_ps, _mm_setr_ps): Add __extension__.
2078 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2079 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2080 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2082 (_mm_clflush): Don't use return in void function.
2084 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2085 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2086 Use __inline instead of inline.
2088 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2090 * fold-const.c (fold_binary): Fix types in strlen vs.
2091 zero comparison folding.
2093 2005-06-01 Richard Henderson <rth@redhat.com>
2095 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2096 * config.in, configure: Rebuild.
2097 * config/alpha/alpha.c (print_operand): Add 'j'.
2098 * alpha.md (divmodsi_internal_er_1): Use it.
2099 (divmoddi_internal_er_1): Likewise.
2101 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2103 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2104 * opts.h (print_filtered_help): Delete.
2105 * opts.c (handle_option, decode_options): Remove calls to
2107 (print_target_help): New function.
2108 (common_option, print_help): Call print_target_help instead of
2109 display_target_options.
2110 (print_filtered_help): Make static.
2111 * toplev.h (display_target_options, set_target_switch): Delete.
2112 * toplev.c (target_switches, target_options, display_target_options)
2113 (set_target_switch): Delete.
2114 (print_switch_values): Remove handling of TARGET_SWITCHES and
2116 (default_get_pch_validity): Likewise. Only treat target_flags
2117 specially if targetm.check_pch_target_flags is nonnull.
2118 (pch_option_mismatch): New function.
2119 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2120 and TARGET_OPTIONS. Only treat target_flags specially if
2121 targetm.check_pch_target_flags is nonnull.
2122 * config/ia64/ia64.c (ia64_override_options): Don't mention
2123 TARGET_OPTIONS in comment.
2124 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2125 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2126 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2127 interaction with TARGET_SWITCHES.
2128 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2130 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2132 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2134 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2135 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2136 (cut2_workaround_str): Delete.
2137 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2138 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2139 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2140 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2141 (mgettrcost=, multcost=): New options.
2143 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2145 * opts.h (cl_option_state): New structure.
2146 (get_option_state): Declare.
2147 * opts.c (get_option_state): New function.
2148 * toplev.c (option_affects_pch_p): New function.
2149 (default_get_pch_validity): Store the state of all options for which
2150 option_affects_pch_p returns true.
2151 (default_pch_valid_p): Check the state of those options here.
2152 Only check target_flags separately if targetm.check_pch_target_Flags
2153 is nonnull or if TARGET_SWITCHES is defined.
2155 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2157 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2160 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2162 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2164 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2166 * gcse.c (compute_transp, load_killed_in_block): Use
2169 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2172 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2174 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * errors.h (warning, error, fatal, internal_error): Add printf
2178 * genmodes.c (make_vector_mode): Fix format arguments.
2180 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2183 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2184 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2185 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2186 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2187 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2188 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2189 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2190 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2191 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2192 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2193 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2194 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2195 errors.h and include toplev.h if necessary.
2197 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2198 errors.h otherwise include toplev.h.
2200 * Makefile.in: Update dependencies.
2202 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2204 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2206 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2208 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2209 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2210 be complemented for big-endian. Mask for AND must be rotated,
2211 not shifted. Handle short operands with NOT on the memory
2214 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2216 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2217 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2218 * dwarf2out.c (dwarf2out_var_location): Ditto.
2219 * toplev.c (default_tree_printer): Ditto.
2220 * tree-outof-ssa.c (create_temp): Ditto.
2221 * tree-sra.c (instantiate_element): Ditto.
2222 * var-tracking.c (track_expr_p): Ditto.
2223 * tree.c (struct tree_map): New structure.
2224 (debug_expr_for_decl): New.
2225 (tree_map_eq): New function.
2226 (tree_map_hash): Ditto.
2227 (tree_map_marked_p): Ditto.
2228 (print_debug_expr_statistics): Ditto.
2229 (decl_debug_expr_lookup): Ditto.
2230 (decl_debug_expr_insert): Ditto.
2231 (dump_tree_statistics): Dump debug_expr hashtable stats.
2232 * tree.h (DECL_DEBUG_EXPR): Change
2233 (SET_DECL_DEBUG_EXPR): Add.
2235 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2237 * configure.ac: Add --enable-secureplt.
2238 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2239 * config.in: Regenerate.
2240 * configure: Regenerate.
2241 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2242 rs6000/secureplt.h to tm_file when enable_secureplt.
2243 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2244 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2245 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2246 * config/rs6000/secureplt.h: New file.
2247 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2248 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2250 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2251 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2252 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2253 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2254 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2255 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2256 TARGET_SECURE_PLT got register load sequence.
2257 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2259 (rs6000_elf_declare_function_name): Don't emit toc address offset
2260 word when TARGET_SECURE_PLT.
2261 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2262 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2263 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2264 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2266 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2267 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2269 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2270 (__trampoline_setup): Likewise. Init r30 before plt call.
2272 2005-05-31 DJ Delorie <dj@redhat.com>
2274 * expr.c (convert_move): When a partial_int requires multiple
2275 conversion steps, make sure successive steps convert the
2276 intermediate value, not the original value.
2278 * expmed.c (expand_mult): Convert partial_int multiplies to
2279 shift/add combinations too.
2281 * genmodes.c (mode_data): Add wider_2x.
2282 (calc_wider_mode): Calculate twice-wider mode too.
2283 (emit_mode_wider): Emit twice-wider mode too.
2284 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2285 * expr.c (expand_expr_real_1): Use it for expanding
2288 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2290 PR tree-optimization/21817
2291 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2293 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2295 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2298 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2302 * fold-const.c (fold_checksum_tree): Copy types also if
2303 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2304 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2306 Tail recurse TREE_LIST's TREE_CHAIN.
2308 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2311 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2312 SSA_NAME twice and cause the loop to become finite. Remove the test
2315 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2317 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2320 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2322 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2323 the documentation to make it more future-proof.
2324 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2325 * target.h (gcc_target): Add check_pch_target_flags.
2326 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2327 (TARGET_INITIALIZER): Include it.
2328 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2329 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2330 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2331 (sh_check_pch_target_flags): New function.
2332 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2334 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2336 * fold-const.c (extract_array_ref): Handle more cases,
2337 do some useful canonicalization of the base.
2338 (fold_binary): Explicitly deal with arrays of zero-sized
2339 structures during folding of &a[i] == &a[j].
2341 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2343 * doc/install.texi (sparc-sun-solaris2*): Update note
2344 about Sun bug 4910101.
2345 (sparc-sun-solaris2.7): Document bootstrap
2346 failure with Sun WorkShop 6 99/08/18 as.
2348 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2350 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2351 regs_invalidated_by_call instead of call_used_regs.
2353 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2356 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2358 * doc/extend.texi: Add clog, clogf, clogl.
2360 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2363 * c-pragma.c: Include "vec.h".
2364 (handle_pragma_visibility): Use VEC.
2366 * doc/invoke.texi: Remove the nested visibility push limit.
2368 2005-05-30 Roger Sayle <roger@eyesopen.com>
2370 PR rtl-optimization/15422
2371 * reg-stack.c (starting_stack_p): New static global.
2372 (straighten_stack): Delete prototype. Change to update the stack
2373 before the current insn.
2374 (subst_stack_regs): Update call to straighten stack.
2375 (emit_swap_insn): Delete prototype. For the first insn in a
2376 basic block, update stack_in instead of emitting a real swap.
2377 (change_stack): When changing the stack before the first insn
2378 in a basic block, update stack_in instead of emitting real code.
2379 (compensate_edges): Clear starting_stack_p during compensation.
2380 (convert_regs_1): Keep track of starting_stack_p whilst processing
2383 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2385 * tree-ssa-ccp.c (const_val): Make it static.
2387 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2390 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2391 pattern involving `:P'.
2393 * Makefile.in (install-cpp): Depend on installdirs.
2395 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2397 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2399 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2400 elim_graph_add_edge, elim_graph_remove_succ_edge,
2401 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2404 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2406 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2407 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2408 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2409 follow spelling conventions in error/dump messages.
2411 2005-05-29 Roger Sayle <roger@eyesopen.com>
2412 Richard Henderson <rth@redhat.com>
2414 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2415 if the RHS isn't suitable for calling emit_move_insn.
2417 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2419 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2420 fold_unary and fold_binary.
2422 2005-05-29 Roger Sayle <roger@eyesopen.com>
2424 * reg-stack.c (propagate_stack): Always copy the source stack to
2425 the destination. This routine is now only called when this is safe.
2426 (better_edge): New function split out from convert_regs_1 to
2427 determine which of two edges is better to propagate across.
2428 (convert_regs_1): We need only search for a best edge if the
2429 stack layout hasn't been defined yet. Use better_edge to help
2430 find beste. No longer traverse unnecessary edges.
2432 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2434 * tree-ssa-alias.c (new_type_alias): New procedure to
2435 create a type memory tag for a pointer with a may-alias
2436 set determined from a variable declaration.
2437 * tree-flow.h: export declaration of new_type_alias
2438 * tree-optimize.c (init_tree_optimization_passes): document
2439 that pass_may_alias cannot be called after pass_vectorize.
2440 * tree-vect-transform (vect_create_data_ref_ptr): Call
2441 new_type_alias when an type memory tag isn't available
2443 (vectorizable_store): Use copy_virtual_operands to update
2444 virtual defs in place (so that loop_version can be called).
2445 Call mark_for_renaming for the virtual defs in case peeling
2446 is done and virtual uses outside the loop need to be updated.
2448 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2450 PR tree-optimization/21639
2451 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2453 2005-05-29 Jan Hubicka <jh@suse.cz>
2455 PR tree-optimization/21562
2456 * cfgexpand.c (construct_init_block): Deal properly with the case
2457 of entry edge not pointing to very first basic block.
2459 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2461 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2462 non-gimple min invariant.
2464 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2465 * tree-flow.h: Add prototypes for start_recording_case_labels
2466 and end_recording_case_labels.
2467 * tree-cfg.c (start_recording_case_labels,
2468 end_recording_case_labels): Export.
2469 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2470 cleanup_control_flow, cleanup_control_expr_graph,
2471 remove_fallthru_edge, phi_alternatives_equal,
2472 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2473 remove_forwarder_block, cleanup_forwarder_blocks,
2474 remove_forwarder_block_with_phi, merge_phi_nodes,
2475 gate_merge_phi, pass_merge_phi): Move to ...
2476 * tree-cfgcleanup.c: ... here.
2478 * basic-block.h: Remove forward declaration of bb_ann_d.
2480 2005-05-28 Jan Hubicka <jh@suse.cz>
2482 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2484 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2486 (tree_mod_subtract): Fix profile updating code.
2487 (tree_divmod_values_to_profile): Do not produce useless value profilers
2490 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2492 * tree-ssa-dom.c (vrp_element_p): Define.
2493 (vrp_hash_elt): Change the type of records to
2494 VEC(vrp_element_p,heap).
2496 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2497 Update uses of VRP records.
2498 (simplify_cond_and_lookup_avail_expr, record_range): Update
2499 uses of VRP records.
2501 * tree-inline.c (cfun_stack): Change the type to
2502 VEC(function_p,heap).
2503 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2505 2005-05-27 Ian Lance Taylor <ian@airs.com>
2507 * c-decl.c (add_stmt): Add C frontend specific version.
2508 (stmts_are_full_exprs_p): Remove.
2509 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2510 (stmts_are_full_exprs_p): Don't declare.
2511 * c-semantics.c (add_stmt): Remove.
2513 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2515 * config/mips/mips-protos.h (mips_declare_object): Add printf
2517 * config/mips/mips.c (mips_declare_object_name): Fix format
2520 2005-05-27 Roger Sayle <roger@eyesopen.com>
2522 * reg-stack.c (compensate_edge): Remove original prototype.
2523 (propagate_stack): New function to copy the stack layout
2524 at the start of a basic block from the layout at the end of
2525 one of its predecessors.
2526 (compensate_edge): Assume that both source and destination
2527 blocks have already had their stack layouts defined.
2528 (compensate_edges): Traverse all non-entry edges in the CFG
2529 and call compensate_edge on each in turn.
2530 (convert_regs_1): Change return type to void. Call
2531 propagate_stack instead of compensate_edge.
2532 (convert_regs_2): Change return type to void. Update call
2533 to convert_regs_1 to ignore the (now void) return value.
2534 (convert_regs): Update calls to convert_regs_2 to ignore
2535 the (now void) return value. After all the basic blocks have
2536 been processed, call compensate_edges to actually emit new
2538 (reg_to_stack): Initialize the aux info for each basic block
2539 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2541 2005-05-28 Jan Hubicka <jh@suse.cz>
2543 * except.c (can_throw_internal_1, can_throw_external_1): Add
2545 (can_throw_external, can_throw_internal): Bring into sync wrt
2547 * except.h (can_throw_internal_1, can_throw_external_1): Update
2549 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2550 Deal properly with resx.
2552 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2554 * basic-block.h (basic_block_def): Add phi_nodes and
2555 predictions. Remove tree_annotations.
2556 * predict.c (tree_predicted_by_p, tree_predict_edge,
2557 combine_predictions_for_bb): Adjust references to predictions.
2558 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2559 create_block_annotation.
2560 (create_block_annotation, free_blocks_annotatios,
2561 clear_blocks_annotations): Remove.
2562 (dump_cfg_stats): Don't print out the memory spent on
2564 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2565 * tree-flow-inline.h (bb_ann): Remove.
2566 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2567 * tree-flow.h (bb_ann_d): Remove.
2568 * tree-if-conv.c (process_phi_nodes): Update a reference to
2570 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2571 create_phi_node, remove_phi_node): Likewise.
2572 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2573 * tree-ssa-dom.c (threaded_blocks): New.
2574 (tree_ssa_dominator_optimize): Initialize, clear, and free
2575 threaded_blocks. Update a call to thread_through_all_blocks.
2576 (thread_across_edge): Use threaded_blocks instead of setting
2577 incoming_edge_threaded.
2578 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2579 a bitmap of blocks that are threaded through.
2580 * tree.h: Move the prototype of threaded_through_blocks to
2583 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2584 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2585 * domwalk.h (dom_walk_data): Change the type of
2586 block_data_stack and free_block_data to VEC(void_p,heap)*.
2587 * tree-ssa-dse.c (dse_initialize_block_local_data,
2588 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2589 VEC instead of VARRAY.
2591 2005-05-27 Jan Hubicka <jh@suse.cz>
2593 * cgraph.c: Include tree-gimple.h
2594 (cgraph_edge): Rename expr to stmt.
2595 (cgraph_create_edge): Likewise.
2596 (cgraph_clone_node): Likewise.
2597 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2598 * cgraphunit.c (record_call_1): Rename to ...
2599 (record_reference): ... this one; do not build edges.
2600 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2601 (current_basic_block): Kill.
2602 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2603 (verify_cgraph_node): Likewise.
2604 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2605 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2606 (copy_edges_for_bb): Simplify EH handling.
2607 (expand_call_inline): Pass statement to cgraph_edge and
2610 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2612 * tree-inline.c (copy_body_r): Manually fold *& to deal
2613 with ADDR_EXPRs with mismatched types for now.
2615 * gimplify.c (fold_indirect_ref_rhs): New function.
2616 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2619 * fold-const.c (fold_indirect_ref_1): Add type argument;
2620 make sure the resulting expression is of this type.
2621 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2623 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2625 PR tree-optimization/21658
2626 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2627 fold_binary_to_constant. Likewise, call fold_unary instead of
2628 fold_unary_to_constant.
2630 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2632 * vec.h: Implement integral type vector specialization.
2633 (VEC_T): Define a non-GTY structure.
2634 (VEC_T_GTY): Define a GTY structure.
2635 (VEC_TA): Rename to ...
2636 (VEC_TA_GTY): ... here.
2637 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2638 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2639 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2640 DEF_VEC_P and DEF_VEC_ALLOC_P.
2641 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2642 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2643 DEF_VEC_O and DEF_VEC_ALLOC_O.
2644 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2645 * lambda-code.c: Likewise.
2646 * tree-into-ssa.c: Likewise.
2647 * tree-ssa-live.c: Likewise.
2649 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2651 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2653 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2654 update_stmt_if_modified before calling update_ssa.
2656 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2658 * config/rs6000/t-rtems: Remove roe multilib variant.
2660 2005-05-26 Roger Sayle <roger@eyesopen.com>
2662 PR tree-optimization/9814
2663 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2664 instruction, add the necessary clobbers by re-expanding the RTL
2665 for arithmetic operations via optab.c's expand_unop/expand_binop.
2666 (noce_try_bitop): New function to optimize bit manipulation idioms
2667 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2668 (noce_process_if_block): Call noce_try_bitop.
2670 2005-05-26 Roger Sayle <roger@eyesopen.com>
2672 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2673 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2674 (reg_to_stack): Move to end of the file. Initialize the per
2675 basic block information here, instead of...
2676 (convert_regs_entry): Here.
2677 (convert_regs): Change unused return type to void.
2679 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2681 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2682 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2683 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2684 config/sh/elf.h, config/sh/symbian-pre.h,
2685 config/sparc/sparc-protos.h: Update copyright.
2687 2005-05-26 Mike Stump <mrs@apple.com>
2689 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2692 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2694 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2695 See through ADDR_EXPR in finding place to propagate into.
2697 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2699 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2700 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2701 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2702 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2703 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2704 tree-ssa-operands.c, tree-vect-analyze.c,
2705 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2706 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2707 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2708 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2709 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2710 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2711 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2712 config/sh/ushmedia.h, config/sparc/sparc.c,
2713 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2714 typos. Follow spelling conventions.
2715 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2716 Follow spelling conventions.
2718 2005-05-26 David Ung <davidu@mips.com>
2720 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2721 that determines whether the MIPS32/64 R2 ext/ins should be used.
2722 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2723 * config/mips/mips.md (extzv): Changed predicate for operand to
2724 nonimmediate_operand. Add code to generate insn patterns for
2725 extzvsi and extzvdi.
2726 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2727 (insv): Similarly for insertion.
2728 (insv<mode>): Similarly.
2730 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2732 * simplify-rtx.c (avoid_constant_pool_reference): Support
2733 offsetted addresses in the constant pool.
2735 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2737 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2738 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2740 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2743 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2744 found in the basic block and last insn in the basic block is not
2745 INSN_P. Remove explicit unspec numbers that are no longer valid
2748 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2750 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2751 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2752 if a vector mode is available.
2754 2005-05-25 Roger Sayle <roger@eyesopen.com>
2757 * fold-const.c (const_binop): Check for division by zero during
2760 2005-05-26 Ian Lance Taylor <ian@airs.com>
2762 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2763 having a declaration after a statement.
2765 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2767 * opt-functions.awk (var_type): New function.
2768 (var_set): Use CLVC_STRING if var_type returns "const char *".
2769 * opth-gen.awk: Use var_type to find out the types of variables.
2770 Don't print comments above each "extern" definition.
2771 * optc-gen.awk: Use var_type in the same way.
2772 * opts.h (cl_var_cond): Rename to...
2773 (cl_var_type): ...this. Add CLVC_STRING.
2774 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2776 * opts.c (handle_option, option_enabled): Update after above name
2777 change. Cast flag_var before using it. Handle CLVC_STRING.
2779 * config/alpha/alpha.h (alpha_tls_size): Delete.
2780 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2781 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2782 (alpha_fptm_string, alpha_mlat_string): Delete.
2783 (alpha_handle_option): Don't set the above variables here. Use the
2784 integer argument to check the validity of -mtls-size=.
2785 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2786 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2787 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2790 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2791 (arc_data_string, arc_rodata_string): Delete.
2792 (arc_handle_option): Don't set the above variables here.
2793 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2794 and initialize them.
2796 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2797 (target_float_abi_name, target_abi_name, structure_size_string)
2798 (arm_pic_register_string): Delete.
2799 (arm_handle_option): Don't set the above variables here, except
2800 in the handling of -mhard-float and -msoft-float.
2801 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2802 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2804 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2805 (avr_handle_option): Delete.
2806 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2809 * config/bfin/bfin.c (bfin_library_id): Delete.
2810 (bfin_handle_option): Don't set it.
2811 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2813 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2814 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2815 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2816 * config/c4x/c4x.opt (mrpts=): Add Var().
2818 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2819 cris_elinux_stacksize_str here.
2820 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2821 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2822 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2823 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2824 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2825 (cris_handle_option): Don't set the above variables here.
2826 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2827 (max-stackframe=): Add Var()s.
2829 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2830 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2831 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2832 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2833 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2834 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2835 (ix86_handle_option): Don't set the above variables here.
2836 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2837 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2838 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2841 * config/ia64/ia64.h (ia64_tls_size): Delete.
2842 * config/ia64/ia64.c (ia64_tls_size): Delete.
2843 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2844 reading the integer argument from the "value" parameter. Don't
2845 set ia64_tls_size here.
2846 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2847 Add Var() and Init().
2849 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2850 (m32r_cache_flush_trap): Delete.
2851 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2852 (m32r_cache_flush_trap): Delete.
2853 (m32r_handle_option): Don't set the above variables when handling
2854 -mflush-func= and -mflush-trap=.
2855 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2858 * config/mips/mips.h (mips_cache_flush_func): Delete.
2859 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2860 (mips_cache_flush_func): Delete.
2861 (mips_handle_option): Don't set the above variables when handling
2862 -march=, -mtune= and -mflush-func=.
2863 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2865 * config/s390/s390.c (s390_arch_string): Delete.
2866 (s390_handle_option): Don't set it here.
2867 * config/s390/s390.opt (march=): Add Var().
2869 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2870 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2871 (sparc_handle_option): Don't set it here.
2872 * config/sparc/sparc.opt (mcmodel=): Add Var().
2874 2005-05-25 Roger Sayle <roger@eyesopen.com>
2876 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2877 call to convert_to_integer by building the NOP_EXPR directly.
2879 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2881 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2883 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2884 Jeff Law <law@redhat.com>
2886 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2887 constant and side_effects of the ADDR_EXPR are consistent.
2889 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2890 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2892 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2894 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2895 (s390_function_arg, s390_gimplify_va_arg): Use them.
2896 (s390_register_info): Save only required subset of argument
2897 registers into save area for va_list.
2898 (s390_va_start): Initialize only required elements of va_list struct.
2899 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2901 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2903 * reload1.c (verify_initial_elim_offsets): Return boolean status
2904 instead of aborting.
2905 (reload): Adapt verify_initial_elim_offsets call site. Restart
2906 main loop if some initial elimination offsets changed.
2908 2005-05-25 Adam Nemet <anemet@lnxw.com>
2910 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2911 of -mno-svr4-struct-return.
2913 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2915 Fix PR tree-optimization/21705
2917 * tree-ssa-pre.c (in_fre): New static variable.
2918 (create_value_expr_from): Recursively value number reference ops
2920 (can_value_number_call): Temporary restrict only exists for
2923 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2925 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2926 sizeof (bitmap *) with sizeof (bitmap).
2928 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2930 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2933 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2935 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2938 2005-05-25 Jan Hubicka <jh@suse.cz>
2940 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2941 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2942 * cgraph.h (cgraph_global_info): Add estimated_growth.
2943 * ipa-inline.c: Include coverage.h
2944 (max_insns, max_count): New static variables.
2945 (cgraph_estimate_size_after_inlining): Cache the result.
2946 (cgraph_estimate_growth):
2947 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2948 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2949 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2951 (ipa_passes): Initialize bitmaps.
2953 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2955 * loop-doloop.c: Include "target.h".
2956 (doloop_valid_p): Move tests to function in targhooks.c.
2957 * target.h (struct gcc_target): New target hook
2958 "insn_valid_within_doloop".
2959 * target-def.h: Define default value for "insn_valid_within_doloop".
2960 (TARGET_INITIALIZER): Insert new target hook into initializer.
2961 * targhooks.c (default_insn_valid_within_doloop): New function.
2962 * targhooks.h (default_insn_valid_within_doloop): Declare.
2963 * hooks.c (hook_bool_rtx_true): New function.
2964 * hooks.h (hook_bool_rtx_true): Declare.
2965 * doc/tm.texi: Add documentation for new target hook.
2967 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2970 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2971 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2972 (sparc_tls_referenced_p): New prototype.
2973 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2974 (sparc_expand_move): Look for TLS addresses with constant offsets.
2975 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2976 tls_symbolic_operand.
2977 (legitimate_pic_operand_p): Likewise.
2978 (legitimate_address_p): Likewise.
2979 (legitimize_address): Likewise.
2980 (sparc_tls_symbol_ref_1): New function.
2981 (sparc_tls_referenced_p): New function.
2982 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2983 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2984 (tld_symbolic_operand): Likewise.
2985 (tie_symbolic_operand): Likewise.
2986 (tle_symbolic_operand): Likewise.
2988 2005-05-24 DJ Delorie <dj@redhat.com>
2990 * common.opt (-Wattributes): New. Default true.
2991 * doc/invoke.texi (-Wno-attributes): Document.
2993 * attribs.c (decl_attributes): Move warning control from if() to
2995 * c-common.c (handle_packed_attribute): Likewise.
2996 (handle_nocommon_attribute): Likewise.
2997 (handle_common_attribute): Likewise.
2998 (handle_noreturn_attribute): Likewise.
2999 (handle_noinline_attribute): Likewise.
3000 (handle_always_inline_attribute): Likewise.
3001 (handle_used_attribute): Likewise.
3002 (handle_unused_attribute): Likewise.
3003 (handle_const_attribute): Likewise.
3004 (handle_transparent_union_attribute): Likewise.
3005 (handle_constructor_attribute): Likewise.
3006 (handle_destructor_attribute): Likewise.
3007 (handle_mode_attribute): Likewise.
3008 (handle_alias_attribute): Likewise.
3009 (handle_visibility_attribute): Likewise.
3010 (handle_tls_model_attribute): Likewise.
3011 (handle_malloc_attribute): Likewise.
3012 (handle_returns_twice_attribute): Likewise.
3013 (handle_pure_attribute): Likewise.
3014 (handle_deprecated_attribute): Likewise.
3015 (handle_vector_size_attribute): Likewise.
3016 (handle_nothrow_attribute): Likewise.
3017 (handle_cleanup_attribute): Likewise.
3018 (handle_warn_unused_result_attribute): Likewise.
3019 (handle_sentinel_attribute): Likewise.
3020 * c-decl.c (diagnose_mismatched_decls): Likewise.
3021 (start_decl): Likewise.
3022 (grokdeclarator): Likewise.
3023 (start_function): Likewise.
3024 * c-format.c (check_function_format): Likewise.
3025 * stor-layout.c (place_field): Likewise.
3026 (finalize_record_size): Likewise.
3027 * tree.c (handle_dll_attribute)): Likewise.
3028 * varasm.c (default_assemble_visibility): Likewise.
3029 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3030 (darwin_assemble_visibility): Likewise.
3031 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3032 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3033 (arm_handle_isr_attribute): Likewise.
3034 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3035 (avr_handle_fndecl_attribute): Likewise.
3036 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3037 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3038 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3039 (h8300_handle_eightbit_data_attribute): Likewise.
3040 (h8300_handle_tiny_data_attribute): Likewise.
3041 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3042 (ix86_handle_regparm_attribute): Likewise.
3043 (ix86_handle_struct_attribute): Likewise.
3044 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3045 (i386_pe_encode_section_info): Likewise.
3046 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3047 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3048 (ip2k_handle_fndecl_attribute): Likewise.
3049 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3050 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3051 (m68hc11_handle_fntype_attribute): Likewise.
3052 (m68hc11_encode_section_info): Likewise.
3053 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3054 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3055 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3056 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3057 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3058 (sh_handle_sp_switch_attribute): Likewise.
3059 (sh_handle_trap_exit_attribute): Likewise.
3060 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3061 (sh_symbian_handle_dll_attribute): Likewise.
3062 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3063 (xstormy16_handle_below100_attribute): Likewise.
3064 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3066 * c-common.c (unsigned_conversion_warning): Move warning control
3067 from if() to warning(OPT_*).
3068 (c_common_truthvalue_conversion): Likewise.
3069 (c_do_switch_warnings): Likewise.
3070 * c-decl.c (diagnose_mismatched_decls): Likewise.
3071 (diagnose_mismatched_decls): Likewise.
3072 (define_label): Likewise.
3073 (grokdeclarator): Likewise.
3074 * c-format.c (check_format_info): Likewise.
3075 * c-lex.c (interpret_integer): Likwise.
3076 (lex_string): Likewise.
3077 * c-opts.c (c_common_post_options): Likewise.
3078 * c-parser.c (c_parser_unary_expression): Likewise.
3079 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3080 (handle_pragma_extern_prefix): Likewise.
3081 * c-typeck.c (build_binary_op): Likewise.
3082 * gcse.c (is_too_expensive): Likewise.
3083 * opts.c (decode_options): Likewise.
3084 * stor-layout.c (place_field): Likewise.
3085 * tree-cfg.c (remove_bb): Likewise.
3087 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3088 * flags.h (warn_return_type): Remove.
3089 * toplev.c (warn_return_type): Likewise.
3091 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3093 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3094 existence of long long and __int64 before determining their size.
3095 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3096 * configure, config.h.in: Regenerate.
3098 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3100 * configure: Regenerate.
3102 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3104 * c-common.h (objc_comptypes): Remove prototype.
3105 (objc_compare_types): New prototype.
3106 (objc_volatilized_decl): Likewise.
3107 (objc_type_quals_match): Likewise.
3108 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3109 objc_volatilize_decl().
3110 * c-typeck.c (comp_target_types): Remove third parameter; do
3111 not call objc_comptypes().
3112 (comptypes): Remove calls to objc_comptypes().
3113 (build_function_call): Extend compatible prototype check to ObjC.
3114 (build_conditional_expr): Adjust call to comp_target_types().
3115 (convert_for_assignment): Call objc_compare_types() instead of
3116 objc_comptypes(); adjust calls to comp_target_types(); call
3117 objc_type_quals_match() before issuing qualifier mismatch
3119 (build_binary_op): Call objc_compare_types() before issuing
3120 pointer mismatch warnings; adjust calls to
3121 comp_target_types().
3122 * stub-objc.c (objc_comptypes): Remove stub.
3123 (objc_compare_types): New stub.
3124 (objc_volatilized_decl): Likewise.
3125 (objc_type_quals_match): Likewise.
3127 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3129 * config/ia64/ia64intrin.h: Define nothing for C++:
3130 overloaded builtins have been ported to C++.
3132 2005-05-24 Jeff Law <law@redhat.com>
3134 * tree-nested.c (build_addr): New "context" argument. Temporarily
3135 set current_function_decl around the call to build the ADDR_EXPR.
3136 (get_static_chain): Pass proper context to build_addr.
3137 (convert_nl_goto_reference): Likewise.
3138 (convert_tramp_reference): Likewise.
3139 (final_nesting_tree_1): Likewise.
3140 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3141 (tree_gen_pow2_profiler): Likewise.
3142 (tree_gen_one_value_profiler): Likewise.
3143 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3144 * tree.h (build_addr): Update prototype.
3146 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3148 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3149 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3150 write to has_escape_site.
3152 2005-05-24 Jeff Law <law@redhat.com>
3154 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3155 * tree-cfg.c: Include tree-ssa-propagate.h.
3156 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3159 2005-05-24 Nick Clifton <nickc@redhat.com>
3161 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3162 __NO_FPRS__ when 'f' class registers will not be available.
3164 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3166 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3168 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3170 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3173 2005-05-23 Jeff Law <law@redhat.com>
3175 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3176 recompute_tree_invariant_for_addr_expr here.
3177 (optimize_stmt): Call it here instead and do so if anything
3178 at all has changed in the statement and the RHS is an ADDR_EXPR.
3179 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3180 needed, call recompute_tree_invariant_for_addr_expr.
3181 * tree-ssa-propagate.c (substitute_and_fold): Call
3182 recompute_tree_invariant_for_addr_expr as needed.
3184 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3186 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3187 saving less registers than the replacement.
3189 2005-05-23 Jan Hubicka <jh@suse.cz>
3191 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3193 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3195 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3196 * config/sparc/sparc.c (sparc_expand_move): New function.
3197 (sparc_emit_set_const64): Rewrite assert condition on entry.
3198 (legitimate_constant_p) <CONST_VECTOR>: New case.
3199 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3200 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3201 movV64, movtf): Use nonimmediate_operand for the first operand.
3202 Rewrite. Only invoke sparc_expand_move.
3203 * config/sparc/predicates.md (input_operand): Reorder tests.
3205 2005-05-23 Jan Beulich <jbeulich@novell.com>
3207 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3208 missing return statement.
3210 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3212 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3213 emit_move_insn for moves to TFmode stack slots.
3215 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3217 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3218 to va_list of the form &va[0].
3220 2005-05-20 Jan Hubicka <jh@suse.cz>
3222 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3223 * genemit.c (main): Make insn-emit to include basic-block.h too.
3225 2005-05-20 Jan Hubicka <jh@suse.cz>
3227 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3229 2005-05-19 Richard Henderson <rth@redhat.com>
3231 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3232 emit_store_conditional): Split out from ...
3233 (alpha_split_atomic_op): ... here.
3234 (alpha_split_compare_and_swap): New; extract from .md file.
3235 (alpha_split_lock_test_and_set): Likewise.
3236 * config/alpha/alpha-protos.h: Update.
3237 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3238 split code into alpha.c.
3239 (sync_lock_test_and_set<I48MODE>): Likewise.
3241 2005-05-19 Richard Henderson <rth@redhat.com>
3243 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3245 2005-05-19 Richard Henderson <rth@redhat.com>
3247 * config/i386/sse.md (mulv4si3): Use all register inputs.
3248 (mulv2di3): Likewise.
3250 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3252 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3253 build_fold_addr_expr to generate trees of correct type.
3254 Use fold_buildN if possible.
3256 2005-05-19 Jan Hubicka <jh@suse.cz>
3258 * basic-block.h (REG_BR_PROB_BASE): Define.
3259 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3260 (dump_cgraph_node): Dump count.
3261 (cgraph_clone_edge): Rescale counts.
3262 (cgraph_clone_node): Likewise.
3263 * cgraph.h: Include basic-block.h
3264 (cgraph_node): Add count.
3265 (cgraph_edge): Add count and loop_nest.
3266 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3268 * cgraphunit.c: Kill now redundant inlining comment.
3269 (cgraph_create_edges): Make static, maintain current basic block;
3271 (record_call_1): Fill in new fields.
3272 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3274 (cgraph_decide_recursive_inlining): Likewise.
3275 * rtl.h (REG_BR_PROB_BASE): Kill.
3276 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3277 (expand_call_inline): Update call of cgraph_create_edge.
3278 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3280 2005-05-19 Nick Clifton <nickc@redhat.com>
3282 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3283 new rs6000_explicit_options structure.
3285 2005-05-19 Richard Henderson <rth@redhat.com>
3288 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3289 TFmode code swapping ...
3290 (alpha_emit_xfloating_compare): ... here.
3291 (alpha_emit_setcc): Update to match.
3292 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3294 2005-05-19 Richard Henderson <rth@redhat.com>
3297 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3298 memory indirection in local-dynamic case.
3300 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3301 Bernd Schmidt <bernd.schmidt@analog.com>
3303 * config/bfin/bfin.c (branch_dest): Add comment why it's
3305 * config/bfin/bfin.md (attr "length" default): Change the offset of
3306 forward conditional branch of length 4 from 4096 to 4092.
3308 2005-05-19 Jan Beulich <jbeulich@novell.com>
3310 * unwind-compat.c: Include tconfig.h and tsystem.h.
3311 * unwind-dw2-fde-compat.c: Likewise.
3313 2005-05-18 Richard Henderson <rth@redhat.com>
3316 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3317 memory destination is readonly.
3319 2005-05-18 Richard Henderson <rth@redhat.com>
3322 * tree-ssa-operands.c (opf_non_specific): New.
3323 (get_asm_expr_operands): Set it.
3324 (add_call_clobber_ops, add_call_read_ops): Likewise.
3325 (add_stmt_operand): Test it instead of opf_kill_def when
3326 considering unmodifiable variables.
3328 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3330 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3332 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3333 tree-ssa-forwprop.c: Fix comment typos.
3334 * doc/invoke.texi: Fix a typo.
3336 2005-05-18 Richard Henderson <rth@redhat.com>
3338 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3339 including linux64.h.
3341 2005-05-18 Richard Henderson <rth@redhat.com>
3343 * tree-cfg.c (pass_remove_useless): Revert last change.
3344 * tree-optimize.c (init_tree_optimization_passes): Initialize
3345 all_lowering_passes with PROP_gimple_any.
3347 2005-05-18 Devang Patel <dpatel@apple.com>
3349 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3352 2005-05-18 Richard Henderson <rth@redhat.com>
3354 * tree-ssa-forwprop.c (cfg_changed): New.
3355 (tidy_after_forward_propagate_addr): New.
3356 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3357 (forward_propagate_addr_into_variable_array_index): Likewise.
3358 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3361 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3363 * dummy-checksum.c: New.
3364 * genchecksum.c: New.
3365 * c.opt (print_pch_checksum): New flag.
3366 * c-pch.c (struct c_pch_validity): Make much shorter.
3368 (host_machine): Remove.
3369 (target_machine): Remove.
3370 (get_ident): Change PCH version number.
3371 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3372 Don't put triplets or version string in PCH validity data.
3373 Do put the compiler checksum in the validity data.
3374 (c_common_valid_pch): Don't check triplets or version string. Do
3376 (c_common_print_pch_checksum): New.
3377 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3378 Print fingerprint with -v.
3379 * c-common.h (c_common_print_pch_checksum): New.
3380 (executable_checksum): New.
3381 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3382 (cc1-dummy): New rule.
3383 (cc1-checksum.c): New rule.
3384 (cc1-checksum.o): New rule.
3385 (cc1): Add checksum support.
3386 (build/genchecksum): New.
3387 (build/genchecksum.o): New.
3388 (dummy-checksum.o): New.
3389 (genobjnames): Add genchecksum.o.
3390 (mostlyclean): Remove *-checksum.c.
3391 (gnucompare): Add libgcc to list of directories checked.
3392 Make comparison problems in libgcc/ and with checksum files only
3394 * doc/invoke.texi (Precompiled Headers): Remove caution.
3395 Document that it must be the exact same binary. Add a few
3396 known-safe flags to the list.
3398 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3399 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3400 Check that a memory operand is valid before trying to use it.
3402 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3404 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3406 * tree.c (build1_stat): Don't try to handle two-operand
3409 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3411 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3412 * config/sh/sh.h: Update mask names throughout.
3413 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3414 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3415 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3416 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3417 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3418 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3419 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3420 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3421 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3422 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3423 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3424 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3425 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3426 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3427 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3428 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3429 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3430 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3431 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3432 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3433 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3434 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3435 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3436 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3437 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3438 (SUBTARGET_SWITCHES): Delete.
3439 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3440 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3441 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3442 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3443 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3444 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3445 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3446 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3447 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3448 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3449 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3451 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3452 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3453 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3454 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3455 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3456 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3457 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3458 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3459 (SUPPORT_ANY_SH5): New macros.
3460 (TARGET_NONE): Replace with...
3461 (MASK_ARCH): ...this new macro.
3462 * config/sh/elf.h: Update mask names
3463 * config/sh/linux.h: Likewise.
3464 * config/sh/little.h: Likewise.
3465 * config/sh/netbsd-elf.h: Likewise.
3466 * config/sh/symbian-pre.h: Likewise.
3467 * config/sh/sh.c (sh_handle_option): New function.
3468 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3469 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3470 (sh_target_switches, target_switches): Delete.
3471 (sh_pch_valid_p): Check for specific differences in the target_flags
3473 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3474 * config/sh/sh.opt: New file.
3476 2005-05-18 Richard Henderson <rth@redhat.com>
3479 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3480 small_addr_symbolic_operand.
3482 2005-05-18 Jeff Law <law@redhat.com>
3484 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3485 propagate an ADDR_EXPR if the definition and use sites are
3486 in different EH regions.
3488 2005-05-18 Ian Lance Taylor <ian@airs.com>
3490 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3493 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3495 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3497 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3499 Fix PR tree-optimization/21407
3501 * tree-ssa-operands.c (note_addressable): Change
3502 COMPONENT_REF handling in response to aliasing
3505 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3507 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3508 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3509 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3510 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3511 the default on Solaris too.
3513 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3515 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3518 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3520 * timevar.def (TV_SCEV_CONST): New timevar.
3521 * tree-optimize.c (init_tree_optimization_passes): Add
3523 * tree-pass.h (pass_scev_cprop): Declare.
3524 * tree-scalar-evolution.c (scev_const_prop): New function.
3525 * tree-scalar-evolution.h (scev_const_prop): Declare.
3526 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3528 * tree-cfg.c (replace_uses_by): Export.
3529 * tree-flow.h (replace_uses_by): Declare.
3531 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3532 Mike Stump <mrs@apple.com>
3534 Yet more Objective-C++...
3536 * c-common.h (objc_finish_try_stmt): Add.
3537 (objc_build_synchronized): Add.
3538 (objc_generate_write_barrier): Add.
3539 * stub-objc.c (objc_build_synchronized): Add return value.
3540 (objc_finish_try_stmt): Likewise.
3541 (objc_generate_write_barrier): Add.
3543 * c-common.h (objc_rewrite_function_call): Add.
3544 * c-typeck.c (build_function_call): Allow objc to rewrite
3546 (build_modify_expr): Allow objc to generate write barriers.
3547 * c.opt (Wassign-intercept): Add.
3548 (Wstrict-selector-match): Add.
3549 (fobjc-call-cxx-cdtors): Add.
3550 (fobjc-direct-dispatch): Add.
3552 * dbxout.c (get_lang_number): Add Objective-C++ support.
3553 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3554 (-Wstrict-selector-match): Likewise.
3555 (-fobjc-direct-dispatch): Likewise.
3556 (-Wassign-intercept): Likewise.
3557 (Overall Options): Likewise.
3558 * gengtype.c (get_output_file_with_visibility): Likewise.
3559 * stub-objc.c (objc_rewrite_function_call): Add.
3560 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3562 * c-common.c (flag_objc_exceptions): Remove.
3563 (flag_objc_sjlj_exceptions): Remove.
3564 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3565 that are already ok.
3566 * c-opts.c (c_common_handle_option, case
3567 OPT_fobjc_exceptions): Remove.
3568 (case OPT_fobjc_sjlj_exceptions): Remove
3569 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3570 (fobjc-exceptions): Likewise.
3571 (fobjc-sjlj-exceptions): Likewise.
3572 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3573 (OFFS_ASSIGNIVAR_FAST): Add.
3575 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3577 * config/sparc/sparc.md (movhi): Do not test constness
3578 of operand #1 twice.
3580 (movdi): Unconditionally accept zero as second operand
3581 when the first is memory.
3582 (movdi_insn_sp32): Handle above case.
3583 (DImode splitter): Use predicates.
3584 (DImode splitter): Use const_zero_operand predicate.
3585 (movsf_insn): Swap 2 alternatives.
3587 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3589 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3590 expand_simple_operations to bases of the ivs.
3591 (tree_int_cst_sign_bit): Export.
3592 * tree-flow.h (expand_simple_operations): Declare.
3593 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3594 tree_int_cst_sign_bit.
3595 (expand_simple_operations): Export.
3596 * tree.h (tree_int_cst_sign_bit): Declare.
3598 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3600 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3602 (replace_uses_by): New function.
3603 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3604 * tree-flow.h (fold_stmt_inplace): Declare.
3605 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3607 info after cfg cleanup.
3609 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3611 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3612 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3615 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3617 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3618 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3619 * timevar.c (timevar_ggc_mem_total): New variable.
3620 (GGC_MEM_BOUND): New constant.
3621 (get_time): Record ggc memory status.
3622 (timevar_accumulate): Accumulate amount of ggc memory.
3623 (timevar_print): Print consumption of ggc memory.
3624 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3625 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3626 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3627 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3628 (timevar_ggc_mem_total): Declare.
3630 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3632 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3635 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3637 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3639 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3640 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3641 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3642 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3643 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3644 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3645 "s<rcond>" and "s<ocond>".
3646 ("b<ocond:code>", "*b<ocond:code>_reversed")
3647 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3648 output statement section.
3650 2005-05-17 Roger Sayle <roger@eyesopen.com>
3652 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3654 2005-05-17 Steven Bosscher <stevenb@suse.de>
3655 Stuart Hastings <stuart@apple.com>
3656 Jan Hubicka <jh@suse.cz>
3657 Dale Johannesen <dalej@apple.com>
3659 * cgraph.h (cgraph_node): Add 'lowered' state.
3660 (cgraph_lower_function): Declare.
3661 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3662 (cgraph_lower_function): New function.
3663 (cgraph_create_edges): Deal with lowered function bodies.
3664 (verify_cgraph_node): Likewise.
3665 (cgraph_analyze_function): Do lowering job.
3666 (cgraph_build_static_cdtor): Likewise.
3667 * function.h (struct function): Add saved_eh and saved_cfg.
3668 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3669 * tree-cfg.c (fold_cond_expr_cond): Export.
3670 * tree-flow.h (fold_cond_expr_cond): Declare.
3671 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3673 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3674 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3675 callee_cfun, block, eh_region, eh_region_offset.
3676 (inlining_p): New predicate.
3677 (remap_decl): Update for new inline_data; declare newly created inline
3678 vars in low gimple way.
3679 (copy_body_r): Update for new datastructure, simplify some of handling
3680 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3681 deal with RESX_EXPRs.
3683 (copy_edges_for_bb): Likewise.
3684 (remap_decl_1): New.
3685 (copy_cfg_body): New.
3686 (copy_generic_body): Rewrite to work on low gimple.
3687 (copy_body): Turn into simple wrapper around copy_cfg_body.
3688 (setup_one_parameter): Insert new statements into given basic block.
3689 (initialize_initialized_parameters): Likewise, reorganize way things are
3691 (declare_return_variable): Update for new inline data datastructure.
3692 (inline_forbidden_p): Work on low gimple.
3693 (estimate_num_insns): Likewise.
3694 (expand_call_inline): Work on CFG.
3695 (push_cfun, pop_cfun): New functions.
3696 (cfun_stack): New stack.
3697 (add_lexical_block): New function.
3698 (gimple_expand_calls_inline): Work on basic block.
3699 (optimize_inline_calls): Likewise.
3700 (clone_body, save_body, unsave_ewpr_now): Update for new
3702 (declare_inline_vars): Work on block instead of bind_expr.
3703 (inlining_p): New predicate.
3704 * tree-inline.h (push_cfun, pop_cfun): Declare.
3705 * tree-optimize.c: Include except.h
3706 (all_lowering_passes): New variable.
3707 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3708 (init_tree_optimization_passes): Move some to all_lowering_passes.
3709 (tree_lowering_passes): New function.
3710 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3711 * tree-pass.h (tree_lowering_passes): Declare
3713 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3715 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3717 2005-05-17 Jeff Law <law@redhat.com>
3719 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3720 * tree-ssa-forwprop.c: Include langhooks.h.
3721 (forward_propagate_addr_expr_into_variable_array_index): New.
3722 (forward_propagate_addr_expr): New.
3723 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3724 the statements in the block instead of just the last statement.
3725 Call forward_propagate_addr_expr as needed.
3726 (pass_forwprop): Update the SSA graph after forward propagation is
3729 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3731 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3732 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3734 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3735 base_from_object, fde_split, end_fde_sort): Likewise.
3736 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3737 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3738 uw_init_context_1): Likewise.
3739 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3740 _Unwind_Resume_or_Rethrow): Likewise.
3741 * unwind-pe.h (__gxx_abort): Do not define.
3742 (size_of_encoded_value, base_of_encoded_value,
3743 read_encoded_value_with_base): Use gcc_unreachable.
3744 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3746 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3748 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3749 (cfi_end): New macros.
3750 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3751 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3752 an eight byte stack frame.
3753 (__NR_tkill): Define.
3754 (__div0): Use gettid tkill on GNU/Linux.
3755 (_arm_return): Add CFI.
3756 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3758 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3760 * configure.ac: Remove spaces around assignment to
3762 * configure: Regenerated.
3764 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3766 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3767 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3769 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3770 Modify aix_struct_return variable, not target_flags.
3771 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3772 (rs6000_return_in_memory): Test aix_struct_return.
3773 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3774 independent variable. Report mxl-compat.
3776 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3778 * config/bfin/bfin.md (eh_return): Add missing DONE.
3780 2005-05-17 Ian Lance Taylor <ian@airs.com>
3782 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3784 (mode_attr_index): Remove check for defined attribute. Remove
3785 infile parameter. Change all callers.
3786 (apply_mode_maps): Add unknown parameter. Change caller. Always
3787 return after finding attribute.
3788 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3790 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3791 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3792 attribute used for a mode.
3794 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3796 * tree-ssa-math-opts.c: New file.
3798 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3800 * Makefile.in: Add tree-ssa-math-opts.c.
3801 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3802 * fold-const.c (distribute_real_division): New.
3803 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3804 * tree-pass.h (pass_cse_reciprocals): New.
3805 * tree-optimize.c (init_tree_optimization_passes): Run it.
3806 * doc/passes.texi: Document the new pass.
3808 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3811 * builtins.c (fold_builtin_constant_p): Handle
3812 &"string cst"[0] as constant.
3814 2005-05-17 Richard Henderson <rth@redhat.com>
3816 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3818 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3821 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3822 src2 if src2 has been split.
3824 PR tree-optimization/21610
3825 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3826 returning DECL, call unshare_expr.
3828 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3830 * config/cris/cris.md: Unquote preparation and output statements.
3831 (BWD, WD, BW): New, mode-macros.
3832 (S, s, m, mm, nbitsm1): New, mode-attrs.
3833 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3834 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3836 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3837 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3838 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3840 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3841 ("movdi"): Move misplaced head comment regarding necessity of
3842 movdi from movsi to here.
3843 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3845 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3846 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3847 "*mov_sideqi_biap_mem".
3848 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3850 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3851 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3852 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3853 and "*clear_sideqi".
3854 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3855 "*ext_sidehisi_biap".
3856 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3858 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3859 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3860 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3861 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3862 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3864 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3865 "*op_sidehi_biap" and "*op_sidesi_biap".
3866 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3868 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3869 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3870 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3871 "*op_swap_sidehi" and "*op_swap_sidesi".
3872 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3873 in the N alternative of "subqi3".
3874 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3875 "*extophisi_side_biap".
3876 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3878 ("*extop<mode>si_swap_side_biap"): Replace
3879 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3880 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3881 "*extophisi_swap_side".
3882 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3883 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3885 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3886 "mulqihi3", "mulhisi3" and "mulhisi3".
3887 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3888 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3890 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3891 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3892 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3893 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3894 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3895 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3896 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3897 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3898 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3899 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3900 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3901 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3903 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3904 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3906 ("b<ocond>"): Replace "bgt" and "ble".
3907 ("b<rcond>"): Replace "blt" and "bge".
3908 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3909 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3911 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3913 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3915 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3917 ("s<rcond>"): Replace "sge" and "slt".
3918 ("s<ocond>"): Replace "sgt" and "sle".
3919 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3920 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3921 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3922 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3924 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3926 * varasm.c (struct constant_descriptor_tree): Add hash field.
3927 (const_desc_hash): Just return hash field.
3928 (const_desc_eq): If hash values are different, return 0 immediately.
3929 (output_constant_def): Compute hash field of temporary key, use
3930 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3931 newly built constant descriptor.
3932 (lookup_constant_def): Compute hash field of temporary key, use
3933 htab_find_with_hash instead of htab_find.
3935 2005-05-16 Richard Henderson <rth@redhat.com>
3937 * config/i386/sse.md (mulv4si3): New.
3939 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3941 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3942 tests for noncanonical versions of reg+constant and
3945 2005-05-16 Richard Henderson <rth@redhat.com>
3946 Steven Bosscher <stevenb@suse.de>
3949 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3950 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3951 region data structure to match replacement.
3952 * tree-flow.h: Update to match.
3953 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3954 * tree-ssa-dom.c (optimize_stmt): Likewise.
3955 * tree-ssa-pre.c (eliminate): Likewise.
3956 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3958 2005-05-16 Caroline Tice <ctice@apple.com>
3960 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3961 internal_error with gcc_assert.
3962 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3963 * function.h (struct function): Remove space between "*" and
3965 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3966 modify to use alloca.
3967 (unlikely_text_section): Add check for flag_function_sections.
3968 (assemble_start_function): Move call to resolve_section, so it
3969 comes before first call to unlikely_text_section.
3970 (assemble_end_function): Add test and call to function_section
3973 2005-05-16 Roger Sayle <roger@eyesopen.com>
3975 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3976 instead of build_binary_op when performing code transformations
3977 to avoid error messages about constructs not it the user's code.
3979 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3981 * tree-ssa-pre.c: Fix a comment typo.
3983 2005-05-16 Richard Henderson <rth@redhat.com>
3986 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3987 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3988 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3989 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3990 add_tprel22): Remove mode from symbolic operand.
3992 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3994 * optc-gen.awk: Include intl.h after the externally-provided files.
3996 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3998 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3999 folding a COND_EXPR_COND in a nondestructive manner.
4001 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4003 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4004 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4005 New values for vec_select definitions and bitmask for element
4008 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4010 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4011 Change the type to VEC(rtx,gc)*.
4012 (mem_loc_descriptor, add_const_value_attributes,
4013 dwarf2out_init): Adjust uses of used_rtx_varray.
4015 * tree-data-ref.c (compute_all_dependences): Change the type
4016 of dependence_relations to VEC(ddr_p,heap)**.
4017 (compute_data_dependences_for_loop): Change the type of
4018 allrelations to VEC(ddr_p,heap)*.
4020 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4022 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4023 system.h, coretypes.h and tm.h.
4024 (options.o): Update dependencies accordingly.
4025 * optc-gen.awk: Allow header_name to be a list of filenames.
4026 Handle the "Condition" flag.
4027 * opts.h (CL_DISABLED): New flag.
4028 * opts.c (handle_option): Print an error for CL_DISABLED options.
4029 * doc/options.texi: Document the "Condition" option flag.
4031 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4033 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4035 2005-05-15 Roger Sayle <roger@eyesopen.com>
4037 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4038 check for TREE_OVERFLOW on INTEGER_CST trees.
4039 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4040 CONSTANT_CLASS_P tree nodes.
4042 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4045 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4047 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4049 Fix PR tree-optimization/21576
4051 * tree-ssa-pre.c (expression_node_pool): New pool.
4052 (comparison_node_pool): Ditto.
4053 (list_node_pool): Ditto.
4054 (pool_copy_list): New function.
4055 (phi_translate): Handle CALL_EXPR.
4056 (valid_in_set): Ditto.
4057 (create_expression_by_pieces): Ditto.
4058 (insert_into_preds_of_block): Ditto.
4059 (insert_aux): Ditto.
4060 (compute_avail): Ditto.
4061 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4062 (can_value_number_call): New function.
4063 (find_leader): Update comment.
4064 (init_pre): Create new pools.
4065 (fini_pre): Free new pools.
4066 (pass_pre): Add TODO_update_ssa for the future when we are going
4068 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4069 (set_value_handle): Ditto.
4070 (get_value_handle): Ditto.
4072 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4074 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4076 2005-05-15 Andreas Jaeger <aj@suse.de>
4078 * gcc.c (pfatal_pexecute): Remove unused local function.
4080 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4082 * optc-gen.awk: Remove excess indentation.
4083 * opth-gen.awk: Likewise.
4085 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4087 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4088 of basic_block_info. Call init_flow and find_basic_blocks
4089 before dbr_schedule if needed.
4091 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4093 * tree-optimize.c (init_tree_optimization_passes): Move
4094 pass_cd_dce in place of the last pass_dce.
4096 PR tree-optimization/21563
4097 * tree-vrp.c (compare_value): Return boolean_false_node when
4098 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4099 strictly larger than CST.
4101 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4102 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4104 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4106 (rev_cond_name) Likewise.
4107 (vax_float_literal) Likewise.
4108 * config/vax/vax.md: Likewise.
4110 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4112 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4113 registers and use them (specifically the stack pointer).
4114 * config/vax/vax.h: Use above defines right here.
4116 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4117 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4118 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4120 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4121 mostly removal of trailing spaces...
4122 * config/vax/vax-modes.def: Remove trailing whitespace.
4124 * config/vax/elf.h: Update whitespace.
4126 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4129 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4130 * fold-const.c (fold_indirect_ref_1): Avoid removing
4131 NOP_EXPRs with type qualifiers like const.
4133 2005-05-14 Jan Hubicka <jh@suse.cz>
4135 Patch by Richard Henderson:
4136 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4137 Handle RESX expressions properly.
4139 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4140 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4141 (remove_stmt_from_eh_region_fn): Likewise.
4143 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4145 (execute_warn_function_noreturn): ... here.
4146 (pass_warn_function_noreturn): New pass.
4147 * tree-pass.h (pass_warn_function_noreturn): Declare
4148 * tree-optimize.c (init_tree_optimization_passes): Move return
4149 warnings early and add noreturn warnings at place of previous
4152 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4154 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4155 root_var_init, type_var_init): Use VEC instead of VARRAY.
4156 * tree-ssa-live.h (tree_partition_associator_d): Change the
4157 type of trees to VEC(tree,heap)*.
4158 (tpa_tree): Use VEC instead of VARRAY.
4160 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4162 * fold-const.c (div_if_zero_remainder): New function.
4163 (try_move_mult_to_index): Use it.
4165 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4167 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4169 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4170 lower_try_finally_copy, lower_try_finally_switch,
4171 lower_try_finally): Use VEC instead of VARRAY.
4173 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4175 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4176 comment regarding defined register classes.
4177 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4179 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4181 * tree-optimize.c (init_tree_optimization_passes): Move
4182 pass_merge_phi before the first pass_dominator.
4184 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4186 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4189 2005-05-13 Josh Conner <jconner@apple.com>
4191 * config/arm/arm.c (arm_size_return_regs): New.
4192 (thumb_unexpanded_epilogue): replace in-line calculation
4193 of return registers with call to arm_size_return_regs.
4194 (use_return_insn): Include test of which registers are
4195 being used to hold return values, to accommodate
4196 vector return values.
4198 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4200 * config/rs6000/sysv4.opt (mlittle): Handle.
4202 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4203 target_flags_explicit when appropriate.
4205 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4207 PR middle-end/20714:
4208 * optabs.c (no_conflict_data): New struct.
4209 (no_conflict_move_test): New function.
4210 (emit_no_conflict_block): Use it.
4212 2005-05-13 Adam Nemet <anemet@lnxw.com>
4214 * doc/invoke.texi (Debugging Options): Option
4215 -fdump-translation-unit only works with C++ now.
4217 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4219 Replace calls to abort in CRIS port.
4220 * config/cris/cris.h (CRIS_ASSERT): New macro.
4221 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4222 internal_error instead of abort.
4223 ("movsi"): Ditto. Unquote preparation statement section.
4224 ("call", "call_value"): Ditto, but use gcc_assert where
4225 appropriate. Tweak comments.
4226 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4228 (cris_op_str): Call internal_error, not abort.
4229 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4230 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4231 (cris_notice_update_cc): Call internal_error, not abort.
4232 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4233 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4234 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4235 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4236 ENABLE_CHECKING-guarded abort call.
4237 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4238 Use internal_error at end of test-chain.
4240 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4242 PR rtl-optimization/20769:
4243 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4244 pattern emitted by expand_nl_goto_receiver.
4246 PR middle-end/20793:
4247 * integrate.c (allocate_initial_values): Update register liveness
4250 2005-05-13 Josh Conner <jconner@apple.com>
4252 * arm.c (arm_return_in_memory): Add handling for vector return types.
4254 2005-05-13 David Ung <davidu@mips.com>
4256 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4258 * config/mips/mips.c: Add 4km alias.
4259 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4260 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4263 2005-05-13 Jan Hubicka <jh@suse.cz>
4265 * c-decl.c (finish_function): Suppress "control reaches end of
4266 non-void function" when "no return statement in function
4267 returning non-void" is issued.
4269 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4270 * tree-optimize.c (pass_gimple): Kill.
4271 (init_tree_optimization_passes): Kill pass_gimple.
4272 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4273 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4275 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4277 PR rtl-optimization/20756:
4278 * basic-block.h (PROP_DEAD_INSN): Define.
4279 * flow.c (propagate_one_insn): Set during mark_set_regs call
4281 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4282 that kills a live register.
4284 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4286 * config/s390/s390.md: ("DBL"): New mode attribute.
4287 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4288 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4289 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4291 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4293 * c-format.c (check_format_arg): Handle string literals of
4294 the form &"string"[offset].
4296 * g++.dg/warn/format4.C: New testcase.
4298 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4300 * config/mips/3000.md, config/mips/4000.md,
4301 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4302 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4303 config/mips/generic.md, config/pdp11/pdp11.md,
4304 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4305 config/sh/sh-modes.def, config/sh/sh-protos.h,
4306 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4308 2005-05-13 Richard Henderson <rth@redhat.com>
4310 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4311 addition to move unless dest is a register. Do not skip
4312 instantiation in dest on addition simplification.
4314 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4316 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4317 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4318 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4320 2005-05-13 Jan Hubicka <jh@suse.cz>
4322 * basic-block.h (FOR_ALL_BB_FN): New macro.
4323 (init_flow): Initialize cfg structure.
4324 * function.c (allocate_struct_function): Do not initialize cfg structure.
4325 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4326 (build_tree_cfg): ... here.
4327 * tree-flow.h (init_empty_tree_cfg): Declare.
4329 2005-05-12 Steven Bosscher <stevenb@suse.de>
4331 Fix PR tree-optimization/21520
4332 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4333 to attempt to fold constants.
4335 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4337 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4338 only when TARGET_ADJUST_UNROLL_MAX is defined.
4339 (general_movsrc_operand): Use the C style comment.
4340 (ua_offset): Use prototype.
4342 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4344 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4345 (struct hmr_data, hoist_memory_reference, memref_del,
4346 struct fmrv_data): Removed.
4347 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4348 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4350 (find_more_ref_vops): Traverse the list of memory references.
4351 (determine_lsm_loop): Work with the list of memory references instead
4352 of traversing the hashtable.
4354 2005-05-12 Steven Bosscher <stevenb@suse.de>
4355 Stuart Hastings <stuart@apple.com>
4356 Jan Hubicka <jh@suse.cz>
4358 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4359 duplicate_eh_regions): New functions, based on old
4360 implementation removed with RTL inliner.
4361 (reachable_next_level): Modify behaviour pre-inline.
4362 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4364 * function.h (struct function): Add after_inlining flag.
4365 * tree-optimize.c (tree_rest_of_compilation): Set it.
4366 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4368 * tree-cfg.c (label_to_block_fn): Deal with cases where
4369 label was never insterted into code.
4371 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4373 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4375 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4377 Fix PR tree-optimization/21532
4378 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4379 needs to go onto the inserted_exprs list.
4381 2005-05-12 Ian Lance Taylor <ian@airs.com>
4383 * c-common.h (statement_code_p): Don't declare.
4384 (STATEMENT_CODE_P): Don't define.
4385 (INIT_STATEMENT_CODES): Don't define.
4386 * c-common.c (statement_code_p): Don't define.
4388 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4390 * config/sparc/sparc.h: Remove dead code.
4391 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4392 FIRST_PARM_OFFSET for the size of the register window area.
4393 (emit_save_regs): Rename into emit_save_or_restore_regs.
4394 Add 'action' parameter. Use 4095 as upper bound for the offset.
4395 Pass 'action' to save_or_restore_regs.
4396 (emit_restore_regs): Delete.
4397 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4398 (sparc_expand_epilogue): Likewise.
4399 * config/sparc/sparc.md (mode macro P): Move.
4400 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4401 (mov<V32:mode> expander): Move to the top of the V32 section.
4402 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4403 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4404 (sibcall_epilogue): Move.
4406 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4409 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4410 synthesizing a constant of the difference of two immediates.
4412 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4414 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4415 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4416 the alternatives using integer registers into the appropriate
4419 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4421 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4422 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4423 * bitmap.h: Fixed comments.
4425 2005-05-11 Richard Henderson <rth@redhat.com>
4428 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4429 (ia64_cannot_force_const_mem): New.
4430 (tls_symbolic_operand_type): New.
4431 (ia64_legitimate_constant_p): New.
4432 (ia64_expand_load_address): Return true on success. Improve
4433 checks for when we should not split.
4434 (ia64_expand_tls_address): New addend operand. Distribute it
4435 as appropriate to the tls_kind. Delay referencing gp.
4436 (ia64_expand_move): Split symbolic addend as necessary. Handle
4437 tls symbols with addends.
4438 * config/ia64/ia64-protos.h: Update.
4439 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4440 p0, f0, f1, and r13.
4441 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4442 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4443 (symbolic_operand splitter): Pass everything through
4444 ia64_expand_load_address and FAIL or DONE as appropriate.
4445 (load_fptr): Only accept after reload.
4446 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4447 load_symptr_low, load_ltoff_dtpmod,
4449 (load_dtprel): Only accept tls symbols.
4450 (load_dtprel64, load_dtprel22): Likewise.
4451 (load_tprel, load_tprel64, load_tprel22): Likewise.
4452 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4453 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4454 (add_dtprel14, add_dtprel22): Likewise.
4455 (add_tprel, add_tprel14, add_tprel22): Likewise.
4456 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4457 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4458 (got_symbolic_operand): Check CONST offsets.
4459 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4460 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4461 (move_operand): Don't handle tls here. Check CONST offsets.
4463 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4465 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4466 Remove hilo_operand check.
4467 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4468 * config/mips/predicates.md (hilo_operand): Delete.
4470 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4472 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4474 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4476 PR tree-optimizer/18472
4477 * tree-if-conv.c (tree_if_convert_stmt,
4478 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4480 2005-05-11 Jan Hubicka <jh@suse.cz>
4482 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4483 (GTFILES): add except.h.
4484 * except.c (eh_status): Add throw_stmt_table.
4485 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4486 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4487 lookup_stmt_eh_region_fn): Declare.
4488 (throw_stmt_node): New structure.
4489 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4490 * gengtype.c (open_base_files): Add except.h to inlines.
4491 * tree-eh.c (throw_stmt_node): Kill.
4492 (record_stmt_eh_region): Update.
4493 (add_stmt_to_eh_region_fn): Break out from ...
4494 (add_stmt_to_eh_region): ... here.
4495 (remove_stmt_from_eh_region_fn): Break out from ...
4496 (remove_stmt_from_eh_region): ... here.
4497 (lookup_stmt_eh_region_fn): Break out from ...
4498 (lookup_stmt_eh_region): ... here.
4499 (honor_protect_cleanup_actions): Use build_resx.
4500 (lower_try_finally_onedest): Likewise.
4501 (lower_try_finally_copy): Likewise.
4502 (lower_try_finally_switch): Likewise.
4503 (lower_eh_constructs): Update eh table construction.
4504 * tree.c (build_resx): New.
4505 * tree.h (build_resx): Declare.
4507 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4509 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4512 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4514 * fold-const.c, libgcov.c: Fix comment typos.
4516 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4519 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4521 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4522 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4524 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4526 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4529 * crtstuff.c: Include auto-host.h again, for now.
4531 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4533 * config/mips/24k.md: Remove trailing whitespace.
4535 2005-05-11 David Ung <davidu@mips.com>
4537 * config/mips/mips.md (type): Add imul3.
4538 (length, hazard, may_clobber_hilo): Check for imul3.
4539 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4540 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4541 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4542 for a 3 operand mul and its bypasses.
4543 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4544 * config/mips/4000.md (r4k_imul): Likewise.
4545 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4546 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4547 (vr4130_muldi): Likewise.
4548 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4549 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4550 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4551 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4552 (ir_vr54_imadd_si): Likewise.
4553 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4554 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4555 (rm7_impy_di): Likewise.
4556 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4557 * config/mips/generic.md (generic_imul): Likewise.
4558 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4559 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4561 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4563 PR middle-end/20371:
4564 * tree.h (record_layout_info_s): New member prev_packed.
4565 * stor-layout.c (update_alignment_for_field): Fix comment about
4566 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4567 we start it properly aligned.
4568 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4569 to update_alignment_for_field, and recompute it afterwards using
4570 the alignment of the record.
4571 When a packed bitfield precedes an MS bitfield, don't add padding
4572 at the end of the packed bitfield on behalf of the base type of
4573 the packed bit field.
4574 Don't adjust rli->bitpos at the end
4575 of an MS bitfield run if we already adjusted bitpos/offset for an
4576 alignment as large or larger than the bitfield type size.
4577 Take possible record alignment > BIGGEST_ALIGNMENT into account
4578 when calculating actual_align.
4579 Only put packed buit fields into rli->prev_field if they end up
4581 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4582 Update rli->remaining_in_alignment when we have already started a
4583 run of bit fields and we process a packed bit field.
4585 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4587 * tree-data-ref.c (find_data_references_in_loop): Give up when
4588 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4589 may embed arbitrary side effects.
4590 Remove the assumption that GIMPLE form contains a single array
4591 access per statement.
4592 When the statement contains virtual operands, fail if it is not
4593 a MODIFY_EXPR or a CALL_EXPR.
4594 Return after the dont know node is inserted.
4596 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4598 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4600 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4603 PR tree-optimization/19639
4604 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4605 and generic summands for char* as s * delta, too, folding &a[i]
4606 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4607 for comparison of steps. Convert types for index addition.
4608 (fold_binary): Adjust the callers to always dispatch to
4609 try_move_mult_to_index.
4610 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4611 expr with non-gimple ARRAY_REF offset.
4613 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4615 * fold-const.c (fold_indirect_ref_1): Avoid removing
4616 NOP_EXPRs with type qualifiers like const.
4618 2005-05-11 Richard Henderson <rth@redhat.com>
4621 * c-decl.c (finish_decl): Propagate the completed array type of
4622 a global variable into the binding.
4624 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4626 * Makefile.in (gtype-desc.o, build/genautomata.o)
4627 (build/varray.o): Depend on $(VARRAY_H).
4629 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4631 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4632 optimization passes to do an initial batch of scalar cleanups.
4634 2005-05-10 Ian Lance Taylor <ian@airs.com>
4636 * read-rtl.c (struct macro_traverse_data): Define.
4637 (map_attr_string): New static function, broken out of
4638 apply_macro_to_string.
4639 (mode_attr_index, apply_mode_maps): New static functions.
4640 (apply_macro_to_string): Call map_attr_string.
4641 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4643 (apply_macro_traverse): Expect data to point to a struct
4644 macro_traverse_data.
4645 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4646 to pass data through htab_traverse.
4647 (read_rtx_1): Add mode_maps parameter. Change all callers.
4648 Handle mode names which are attribute strings.
4649 * doc/md.texi (Substitutions): Rename from String Substitutions.
4650 Change references. Document using attributes as modes.
4652 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4654 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4655 * tree-optimize.c (init_tree_optimization_passes) Swap
4656 pass_ch and pass_profile.
4657 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4658 here. Remove rewrite_into_loop_closed_ssa call.
4660 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4662 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4664 (legitimate_reload_constant_p): Add check for const double zero.
4665 * config/s390/s390.md: Add comment for constraint letter 'G'.
4666 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4667 attributes for new case.
4668 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4669 s390_const_double_ok_for_constraint_p.
4670 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4673 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4675 PR tree-optimization/21170
4676 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4677 rewrite_ssa_into_ssa in comments with update_ssa.
4679 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4681 * tree-ssa-loop-im.c: Include hashtab.h.
4682 (struct mem_ref_loc): New.
4683 (struct mem_ref): Describe the set of references with the same
4685 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4686 maybe_queue_var, fem_single_reachable_address,
4687 for_each_memref, single_reachable_address,
4688 is_call_clobbered_ref, determine_lsm_reg): Removed.
4689 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4690 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4691 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4693 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4694 (determine_lsm_loop): Rewritten.
4695 (determine_lsm): Do not set stmt uids.
4697 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4699 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4702 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4704 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4705 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4706 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4708 2005-05-10 Jeff Law <law@redhat.com>
4710 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4711 thread_across_edge for any abnormal edges.
4713 2005-05-10 Richard Henderson <rth@redhat.com>
4715 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4716 * config/ia64/ia64-protos.h: Declare it.
4717 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4718 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4719 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4720 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4721 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4722 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4723 extend result; use release semantics.
4724 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4725 (sync_val_compare_and_swap_<IMODE>): Update to match.
4727 2005-05-10 Richard Henderson <rth@redhat.com>
4729 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4730 before comparing it for success.
4732 2005-05-10 Richard Henderson <rth@redhat.com>
4734 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4735 no return value pattern.
4737 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4738 H.J. Lu <hongjiu.lu@intel.com>
4740 * libgcov.c (create_file_directory): New function. Create
4741 directory for the given file name.
4742 (gcov_max_filename): New static var. Keeps size of the longest
4744 (gcov_exit): Always try to create directory for output
4745 file. Relocate each filename basing on environment vars.
4746 (__gcov_init): Remember the longest file name.
4747 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4748 * doc/gcov.texi (Cross-profiling): New node documenting
4749 cross-profiling management.
4750 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4752 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4754 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4755 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4757 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4759 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4760 case code to avoid one move instruction.
4761 (__umodsi3, __modsi3): Merge duplicated code sequences.
4763 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4765 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4766 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4767 * doc/invoke.texi: Fix typos.
4769 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4770 init_data_ref, access_functions_are_affine_or_constant_p,
4771 free_data_refs): Use VEC instead of VARRAY.
4772 * tree-data-ref.h (data_reference): Change the type of
4773 access_fns to VEC(tree,gc)*.
4774 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4776 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4779 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4780 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4781 (contains_label_1, contains_label_p): New functions for checking
4782 labels in a sub-tree.
4784 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4787 * c-decl.c (pushdecl): When there is a declaration in the current
4788 scope and the declarations are external linkage, check for
4789 compatibility with the type in the external scope and update the
4790 type in the external scope with the composite type information.
4791 Do not form a composite type of the new type and the visible type
4792 if they are incompatible.
4794 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4796 * crtstuff.c: Revert part of 2005-05-08 Change.
4797 (IN_LIBGCC2): Define.
4799 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4801 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4802 remove redundant test.
4803 (fp_mov_p): Accept 0.
4804 (fp_high_losum_p): Remove redundant test.
4805 * config/sparc/predicates.md (const_high_operand): Explicitly test
4806 (not small_int_operand).
4807 (fp_const_high_losum_operand): New.
4808 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4809 (movdi_insn_sp32_v9): Use canonical predicates.
4810 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4811 (movdi_insn_sp64_novis): Delete.
4812 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4813 (movsf_insn_novis): Delete.
4814 (movsf_insn_vis): Rename into movsf_insn.
4815 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4816 (movsf_lo_sum): Use fp_const_high_losum_operand.
4817 (movsf_high): Likewise.
4818 (movsf_high_losum splitter): Likewise.
4819 (mov<V32:mode> expander): Use register_or_zero_operand.
4820 (mov<V64:mode> expander): Likewise.
4821 (movdf_insn_sp32): Use register_or_zero_operand.
4822 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4823 Rename into movdf_insn_sp32_no_fpu.
4824 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4825 Rename into movdf_insn_sp32_v9_no_fpu.
4826 (movdf_insn_v9only_novis): Delete.
4827 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4828 (movdf_insn_sp64_novis): Delete.
4829 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4830 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4831 Rename into movdf_insn_sp64_no_fpu.
4832 (movtf expander): Use register_or_zero_operand.
4833 (movtf_insn_sp32): Delete.
4834 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4835 Rename into movtf_insn_sp32.
4836 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4837 Rename into movtf_insn_sp32_no_fpu.
4838 (movtf_insn_hq_sp64): Delete.
4839 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4840 Rename into movtf_insn_sp64_hq.
4841 (movtf_insn_sp64): Delete.
4842 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4843 Rename into movtf_insn_sp64.
4844 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4845 Rename into movtf_insn_sp64_no_fpu.
4847 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4849 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4850 gcc_assert and gcc_unreachable as appropriate.
4851 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4852 xstormy16_output_cbranch_si, xstormy16_split_move,
4853 xstormy16_initial_elimination_offset,
4854 xstormy16_encode_section_info, xstormy16_print_operand_address,
4855 xstormy16_expand_call, xstormy16_expand_arith,
4856 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4858 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4860 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4861 const_copies to VEC(tree,heap)*.
4862 (new_elim_graph, delete_elim_graph, elim_graph_size,
4863 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4866 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4869 * doc/extend.texi (Type Attributes): Correct example syntax.
4871 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4874 * doc/invoke.texi (-Wuninitialized): Update documentation.
4876 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4878 * arm.c (const_ok_for_arm): Use a faster algorithm.
4880 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4883 * config/rs6000/rs6000.md (add_op2): New.
4884 (add<mode>3): Use it.
4886 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4888 * arm.c (arm_gen_constant): Add new heuristic for generating
4889 constant integers that can be expressed as the difference of two
4892 2005-05-09 Roger Sayle <roger@eyesopen.com>
4894 * c-tree.h (parser_build_unary_op): New prototype.
4895 * c-typeck.c (parser_build_unary_op): New function to construct
4896 a unary operation in the C parser.
4897 * c-parser.c (c_parser_unary_expression): Use the new function
4898 parser_build_unary_op when appropriate.
4900 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4903 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4904 before outputting DWARF_FRAME_RETURN_COLUMN.
4906 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4908 * config/s390/s390.c: (s390_branch_condition_mask,
4909 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4910 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4911 legitimize_pic_address, s390_emit_tls_call_insn,
4912 legitimize_tls_address, legitimize_tls_address,
4913 s390_expand_addcc, print_shift_count_operand, print_operand,
4914 addr_generation_dependency_p, annotate_constant_pool_refs,
4915 s390_split_branches, find_constant_pool_ref,
4916 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4917 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4918 s390_output_pool_entry, s390_function_value,
4919 s390_call_saved_register_used, s390_emit_call): Replace
4920 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4921 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4922 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4923 get_some_local_dynamic_name, s390_function_arg_size,
4924 s390_function_arg_advance, s390_function_arg,
4925 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4926 default case by gcc_unreachable.
4927 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4928 conditional abort by gcc_assert.
4929 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4930 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4932 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4934 * config/s390/s390.c: (s390_decompose_address,
4935 tls_symbolic_operand, legitimate_pic_operand_p,
4936 legitimate_constant_p, legitimate_reload_constant_p,
4937 s390_expand_plus_operand, legitimate_address_p,
4938 legitimate_la_operand_p, ): Remove 'register' from signature.
4939 (symbolic_reference_mentioned_p,
4940 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4941 variable declarations.
4942 (legitimize_address): Remove 'register' from
4943 signature and local variable declarations.
4945 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4947 * config/s390/s390-protos.h: (s390_match_ccmode,
4948 s390_match_ccmode_set, reg_used_in_mem_p,
4949 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4950 legitimate_la_operand_p, preferred_la_operand_p,
4951 s390_short_displacement, addr_generation_dependency_p,
4952 legitimate_reload_constant_p, legitimate_address_p): Change return type
4954 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4955 * config/s390/s390.c: (s390_match_ccmode,
4956 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4957 legitimate_reload_constant_p): Change return type into 'bool'.
4958 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4959 Likewise. Additionally adapted comment.
4960 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4961 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4962 (s390_decompose_address): Change the type of the internal flags
4963 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4964 (struct s390_address): Change type of "pointer" into bool.
4965 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4966 Adapt calls for 's390_tm_ccmode' to the new signature.
4968 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4970 * config/s390/s390.c: (s390_match_ccmode_set,
4971 s390_branch_condition_mnemonic, s390_short_displacement,
4972 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4973 print_shift_count_operand, get_some_local_dynamic_name,
4974 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4975 addr_generation_dependency_p, s390_split_branches,
4976 annotate_constant_pool_refs, find_constant_pool_ref,
4977 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4978 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4979 s390_register_info, s390_frame_info, s390_init_frame_layout,
4980 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4981 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4982 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4983 s390_encode_section_info, s390_cannot_force_const_mem,
4984 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4985 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4986 s390_adjust_priority, s390_issue_rate,
4987 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4988 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4989 s390_build_builtin_va_list, s390_gimplify_va_arg,
4990 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4991 s390_pass_by_reference, s390_fixed_condition_code_regs,
4992 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4993 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4994 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4995 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4996 s390_find_constant, s390_add_execute, s390_find_execute,
4997 s390_execute_label, s390_execute_target, s390_dump_pool,
4998 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4999 Move target macro definitions to the end of the file. Move several
5000 functions within the file to assure correct compiling.
5002 2005-05-09 Steven Bosscher <stevenb@suse.de>
5004 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5005 (fixup_tail_calls): ...here. Only look at insns between the
5006 start of the function and the FUNCTION_BEG insn note.
5008 * gcse.c (one_cprop_pass): Fix typos in dumps.
5010 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5012 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5014 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5015 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5016 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5017 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5019 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5020 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5021 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5024 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5026 * config/s390/s390.md: ("gf") New mode attribute.
5027 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5028 "fixuns_truncsfsi2"): Merge.
5029 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5030 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5031 "fix_truncsfsi2_ieee"): Merge.
5033 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5035 * config/s390/s390.md: ("FPR") New mode macro.
5036 ("de", "dee"): New mode attributes.
5037 ("cmpdf", "cmpsf"): Merge.
5038 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5039 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5040 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5041 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5042 ("floatdidf2", "floatdisf2"): Merge.
5043 ("adddf3", "addsf3"): Merge.
5044 ("*adddf3", "*addsf3"): Merge.
5045 ("*adddf3_cc", "*addsf3_cc"): Merge.
5046 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5047 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5048 ("subdf3", "subsf3"): Merge.
5049 ("*subdf3", "*subsf3"): Merge.
5050 ("*subdf3_cc", "*subsf3_cc"): Merge.
5051 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5052 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5053 ("muldf3", "mulsf3"): Merge.
5054 ("*muldf3", "*mulsf3" "): Merge.
5055 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5056 ("*fmadddf", "*fmaddsf"): Merge.
5057 ("*fmsubdf", "*fmsubsf"): Merge.
5058 ("divdf3", "divsf3"): Merge.
5059 ("*divdf3", "*divsf3"): Merge.
5060 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5061 ("negdf2", "negsf2"): Merge.
5062 ("*negdf2_cc", "*negsf2_cc"): Merge.
5063 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5064 ("*negdf2", "*negsf2"): Merge.
5065 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5066 ("absdf2", "abssf2"): Merge.
5067 ("*absdf2_cc", "*abssf2_cc"): Merge.
5068 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5069 ("*absdf2", "*abssf2"): Merge.
5070 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5071 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5072 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5073 ("*negabsdf2", "*negabssf2"): Merge.
5074 ("sqrtdf2", "sqrtsf2"): Merge.
5076 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5078 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5080 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5081 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5082 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5083 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5085 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5086 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5087 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5088 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5089 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5090 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5091 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5092 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5093 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5094 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5095 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5096 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5097 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5098 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5099 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5100 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5102 ("*divsf3"): Additionally rename second pattern to
5104 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5105 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5106 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5107 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5108 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5109 'type values' and rename 'type' value.
5110 ("*addsf3"): Additionally rename second pattern to
5113 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5115 * config/s390/s390.md: ("SHIFT"): New mode macro.
5116 ("lr", "shift"): New mode attributes.
5117 ("ashldi3", "lshrdi3"): Merge.
5118 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5119 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5120 ("ashlsi3", "lshrsi3"): Merge.
5122 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5124 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5126 ("E", "g"): New mode attributes.
5127 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5128 ("*adddi3_alc", "*addsi3_alc"): Merge.
5129 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5130 ("*subdi3_slb", "*subsi3_slb"): Merge.
5131 ("adddicc", "addsicc"): Merge.
5132 ("*sconddi", "*scondsi"): Merge.
5133 ("*sconddi_neg", "*scondsi_neg"): Merge.
5134 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5135 ("negdi2", "negsi2"): Extract expander pattern from
5136 "negsi2" and merge with "negdi2".
5137 ("*negdi2"): Merge with instruction pattern of "negsi2".
5138 ("*negdi2_cc", "*negsi2_cc"): Merge.
5139 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5140 ("rotldi3", "rotlsi3"): Merge.
5142 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5144 * config/s390/s390.md: ("hc"): New mode attribute.
5145 ("extendhidi2", "extendqidi2"): Merge.
5146 ("*extendhidi2", "*extendqidi2"): Merge.
5147 ("extendhisi2", "extendqisi2"): Merge.
5148 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5149 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5150 Merged 2 define_split.
5151 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5152 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5154 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5156 * config/s390/s390.md: ("COMPARE"): New mode macro.
5157 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5158 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5159 "bungt", "bunle", "bunge", "bltgt"): Merge.
5161 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5163 * config/s390/s390.md: ("INT"): New mode macro.
5164 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5167 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5169 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5170 ("cmpdi", "cmpsi"): Merge.
5171 ("strlendi", "strlensi"): Merge.
5172 ("*strlendi", "*strlensi"): Merge.
5173 ("movmemdi", "movmemsi"): Merge.
5174 ("clrmemdi", "clrmemsi"): Merge.
5176 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5178 * config/s390/s390.md: ("HQI"): New mode macro.
5179 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5180 ("*tmhi_full", "*tmqi_full"): Merge.
5181 ("*tsthiCCT", "*tstqiCCT"): Merge.
5182 ("*tsthi", "*tstqi"): Merge.
5183 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5184 ("*sethighhisi", "*sethighqisi"): Merge.
5186 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5188 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5189 config/alpha/unicosmk.h, config/arc/arc.md,
5190 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5191 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5192 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5193 config/arm/semi.h, config/arm/uclinux-elf.h,
5194 config/arm/wince-pe.h, config/fr30/fr30.c,
5195 config/rs6000/altivec.h: Update copyright.
5197 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5199 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5200 gcc_assert and gcc_unreachable as appropriate.
5201 (pdp11_output_function_epilogue, output_move_double,
5202 output_move_quad, print_operand_address, output_jump,
5203 output_addr_const_pdp11): Likewise.
5204 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5205 ASM_OUTPUT_ALIGN): Likewise.
5206 * config/pdp11/pdp11.md: Likewise.
5207 (extendhisi2, subhi3, subqi3): Likewise.
5209 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5212 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5215 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5217 * config/ia64/ia64.c: Fix a comment typo.
5219 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5222 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5223 (arm_override_options): Use them instead of manifest constants. Don't
5224 allow -march to override the -mtune setting.
5226 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5228 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5229 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5230 (function_arg_advance, function_arg, save_restore_insns,
5231 iq2000_expand_prologue, iq2000_output_conditional_branch,
5232 expand_one_builtin, print_operand):
5233 * config/iq2000/iq2000.md (tablejump): Likewise.
5235 2005-05-09 David Ung <davidu@mips.com>
5237 * config/mips/mips.h (processor_type): Add names for the 24K.
5238 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5240 * config/mips/mips.md (cnv_mode): New attribute for recording the
5241 conversion types of float convert insns.
5242 (cpu): Add 24k and 24kx.
5243 (include): Include 24k.md file.
5244 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5245 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5246 (floatdisf2): Setup cnv_mode.
5247 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5249 * config/mips/24k.md: New file, contains 24k DFA pipeline
5252 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5254 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5255 gcc_unreachable as appropriate.
5256 (print_operand, prepare_move_operands, prepare_scc_operands,
5257 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5258 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5259 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5260 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5261 sh_set_return_address, sh_setup_incoming_varargs,
5262 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5263 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5264 check_use_sfunc_addr): Likewise.
5265 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5266 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5267 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5268 sh_symbian_mark_dllimport): Likewise.
5269 * config/sh/sh.md: Likewise.
5270 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5271 casesi_worker_2, casesi_shift_media, casesi_load_media,
5272 return_media): Likewise.
5274 2005-05-08 Roger Sayle <roger@eyesopen.com>
5277 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5280 2005-05-08 Richard Henderson <rth@redhat.com>
5282 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5284 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5286 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5287 and -1 can happen in reg_renumber when no hard register is assigned.
5289 2005-05-08 Steven Bosscher <stevenb@suse.de>
5290 Kazu Hirata <kazu@cs.umass.edu>
5292 PR tree-optimization/14841, tree-optimization/15838
5293 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5294 (evaluate_stmt): Call it.
5296 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5298 * config/ia64/ia64.c (ia64_override_options): Don't set
5299 ia64_flag_var_tracking and clear flag_var_tracking here...
5300 (ia64_file_start): ... but here.
5302 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5304 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5305 and gcc_unreachable as appropriate.
5306 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5307 m68hc11_gen_highpart, print_operand, print_operand_address,
5308 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5309 m68hc11_gen_movhi): Likewise.
5310 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5311 * config/m68hc11/m68hc11.md: Reword comment.
5313 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5316 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5319 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5321 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5322 the 68HC12 address indirect addressing mode as it is not supported by
5324 * config/m68hc11/m68hc11-protos.h
5325 (m68hc11_valid_addressing_p): Declare.
5326 (m68hc11_add_mode): Declare.
5327 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5328 register_indirect_p and export it.
5329 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5330 instruction so that it is part of the good BB.
5331 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5332 addressing with movw.
5333 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5335 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5336 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5337 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5339 ("*movhi_68hc12"): Handle movhi_const0.
5340 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5341 ("*subhi3_zext"): Likewise.
5343 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5346 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5347 operand 1 and fix constraints.
5348 ("mulqihi3"): Use general_operand for operand 2.
5350 2005-05-08 Julian Brown <julian@codesourcery.com>
5351 H.J. Lu <hongjiu.lu@intel.com>
5352 Paul Brook <paul@codesourcery.com>
5354 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5355 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5356 20050308/2.16.0 or newer for comdat group.
5357 * configure: Regenerated.
5358 * config.in: Regenerated.
5359 * varasm.c (default_function_rodata_section): Put .rodata section in
5360 COMDAT group when necessary.
5361 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5363 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5366 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5368 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5370 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5371 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5372 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5373 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5375 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5378 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5379 64-bit constants on 64-bit hosts.
5380 (m68hc11_split_logical): Simplify.
5381 (m68hc11_split_move): Likewise.
5383 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5384 Paolo Bonzini <bonzini@gnu.org>
5386 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5387 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5388 * configure.ac (enable_checking): Fix typos in runtime_checking.
5389 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5390 (xm_file): Prepend auto-host.h
5391 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5392 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5394 * crtstuff.c: Do not include auto-host.h.
5395 (IN_LIBGCC2): Do not define.
5396 * gcov-io.h: Include tconfig.h, not auto-host.h.
5397 * libgcc2.c: Do not include auto-host.h.
5398 (abort): Do not undefine.
5399 * libgcov.c: Remove unneeded comment about config.h.
5400 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5401 * config.in, configure: Regenerated.
5403 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5404 Falk Hueffner <falk@debian.org>
5406 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5407 and gcc_unreachable as appropriate.
5408 (get_aligned_mem, get_unaligned_address,
5409 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5410 alpha_emit_setcc, alpha_emit_conditional_move,
5411 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5412 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5413 alpha_expand_unaligned_load, alpha_expand_block_move,
5414 alpha_expand_zap_mask, get_trap_mode_suffix,
5415 get_round_mode_suffix, get_some_local_dynamic_name,
5416 print_operand_address, function_arg, alpha_return_in_memory,
5417 function_value, alpha_expand_builtin,
5418 alpha_initial_elimination_offset, alpha_expand_epilogue,
5419 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5420 alphaev5_next_group, alpha_align_insns,
5421 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5422 unicosmk_ssib_name): Likewise.
5423 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5424 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5425 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5426 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5427 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5428 * config/alpha/alpha.md (*divmodsi_internal_er,
5429 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5430 call_nt, call_umk, call_vms, call_value, sibcall_value,
5431 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5432 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5433 * config/alpha/predicates.md (input_operand): Likewise.
5435 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5437 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5438 gcc_unreachable, as appropriate.
5439 (frv_function_prologue, frv_alloc_temp_reg,
5440 frv_initial_elimination_offset, frv_expand_block_move,
5441 frv_expand_block_clear, frv_print_operand_jump_hint,
5442 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5443 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5444 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5445 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5446 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5447 frv_in_small_data_p, frv_asm_out_constructor,
5448 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5449 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5450 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5451 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5452 sibcall_value, casesi): Likewise.
5454 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5455 gcc_unreachable as appropriate.
5456 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5457 expand_epilogue, notice_update_cc, initial_offset,
5458 mn10300_address_cost_1): Likewise.
5459 * config/mn10300/mn10300.md: Likewise.
5460 (absdf2, abssf2, negdf2, negsf2): Likewise.
5462 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5465 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5467 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5468 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5469 including sunge_<mode> and sungt_<mode>.
5471 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5473 * integrate.h (get_hard_reg_initial_val): Change type of register
5474 parameter from int to unsigned int.
5475 (has_hard_reg_initial_val): Likewise.
5476 * integrate.c (get_hard_reg_initial_val): Likewise.
5477 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5479 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5481 * except.c (eh_status): Change the type of ttype_data to
5483 (add_ttypes_entry, assign_filter_values,
5484 output_function_exception_table): Use VEC instead of VARRAY.
5486 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5488 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5490 2005-05-07 Paul Brook <paul@codesourcery.com>
5492 * Makefile.in: Fix dependencies.
5493 (GCOV_IO_H, VARRAY_H): Set.
5495 2005-05-07 Anthony Green <green@redhat.com>
5498 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5499 x$STMP_FIXPROTO test.
5500 * configure: Rebuilt.
5502 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5504 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5505 inappropriate feature test macros if flag_iso.
5507 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5509 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5511 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5514 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5515 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5516 Handle moved operand being in special register.
5517 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5518 presumed working insn.
5519 (mover2side): Add FIXME.
5521 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5523 * integrate.c (get_func_hard_reg_initial_val): Delete.
5524 (has_func_hard_reg_initial_val): Delete.
5525 (get_hard_reg_initial_val): Inline the old implementation of
5526 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5527 instead of has_func_hard_reg_initial_val to test for an existing
5528 pseudo. Only create an rtx if a new initial value entry is needed.
5529 (has_hard_reg_initial_val): Scan the initial value list directly.
5530 Don't create an rtx.
5532 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5534 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5536 * config.in (HAVE_AS_POPCNTB): New.
5537 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5538 (HAVE_AS_POPCNTB): New.
5539 * configure: Regenerated.
5540 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5541 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5542 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5543 and rs6000_sched_costly_dep.
5544 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5545 (TARGET_XL_COMPAT): Delete.
5546 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5547 (popcount<mode>2): New.
5548 (popcntb<mode>2): New.
5549 * config/rs6000/rs6000.opt (mpopcntb): New.
5551 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5552 if variable name exists.
5554 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5556 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5558 2005-05-07 Richard Henderson <rth@redhat.com>
5561 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5562 with constant offsets.
5564 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5566 * config/v850/v850.c (print_operand): Use gcc_assert and
5567 gcc_unreachable, as appropriate.
5568 (print_operand_address, v850_handle_data_area_attribute,
5569 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5570 v850_insert_attributes, construct_prepare_instruction): Likewise.
5571 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5572 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5574 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5576 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5577 config/rs6000/rs6000.h: Fix comment typos.
5579 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5581 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5582 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5583 (mips_scalar_mode_supported_p): Delete.
5585 2005-05-06 Eric Christopher <echristo@redhat.com>
5587 * config/mips/mips.opt: Remove -mint64 option.
5588 * config/mips/mips.c (override_options): Remove -mint64
5590 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5591 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5592 64-bit integer handling.
5593 * doc/invoke.texi (Option Summary): Remove -mint64 for
5596 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5598 PR tree-optimization/19401
5599 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5600 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5601 (estimated_unrolled_size): New function.
5602 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5603 tree_unroll_loops_completely): Always unroll loops if the code size
5605 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5606 loops should be unrolled completely.
5607 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5609 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5611 PR rtl-optimization/21254
5612 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5613 assumptions for loops that otherwise do not roll.
5614 (find_simple_exit): Prefer # of iterations that is guaranteed
5616 * loop-unroll.c (decide_peel_once_rolling,
5617 decide_peel_completely): Check whether the loop is infinite.
5619 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5621 * config/rs6000/sysv4.opt: Fix typo.
5623 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5624 Jakub Jelinek <jakub@redhat.com>
5627 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5628 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5629 Don't use rep; movs{l,q} if the repetition count is really small,
5630 instead use a sequence of movs{l,q} instructions.
5632 2005-05-06 Jeff Law <law@redhat.com>
5634 PR tree-optimization/21380
5635 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5636 thread through a block with no preds.
5638 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5640 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5641 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5642 add_call_read_ops): Use VEC instead of VARRAY.
5644 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5646 * config/mcore/mcore.c (mcore_print_operand_address): Use
5647 gcc_assert and gcc_unreachable as appropriate.
5648 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5649 mcore_output_andn, output_inline_const, mcore_output_move,
5650 mcore_output_movedouble, mcore_expand_block_move,
5651 layout_mcore_frame, mcore_initial_elimination_offset,
5652 mcore_expand_prolog, mcore_mark_dllexport,
5653 mcore_mark_dllimport): Likewise.
5654 * config/mcore/mcore.h (switch_to_section): Likewise.
5655 * config/mcore/mcore.md: Likewise.
5657 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5659 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5660 TARGET_PROFILE_KERNEL.
5662 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5663 TARGET_PROFILE_KERNEL use.
5665 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5667 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5668 and gcc_unreachable, as appropriate.
5669 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5670 m32r_expand_prologue, m32r_output_function_epilogue,
5671 m32r_legitimize_pic_address, m32r_print_operand_address,
5672 emit_cond_move, m32r_function_symbol,
5673 m32r_output_block_move): Likewise.
5674 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5675 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5676 *rev_zero_branch_insn): Likewise.
5678 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5681 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5682 if both NEWDECL and OLDDECL are already weak.
5684 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5686 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5688 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5689 Kaz Kojima <kkojima@gcc.gnu.org>
5691 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5694 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5695 David Edelsohn <edelsohn@gnu.org>
5697 * config.gcc: Add .opt magic for the rs6000 ports.
5699 * doc/invoke.texi: Document -mabi= option properly. Document
5700 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5701 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5704 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5705 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5708 * config/rs6000/aix.opt: New.
5709 * config/rs6000/aix41.opt: New.
5710 * config/rs6000/aix64.opt: New.
5711 * config/rs6000/darwin.opt: New.
5712 * config/rs6000/linux64.opt: New.
5713 * config/rs6000/rs6000.opt: New.
5714 * config/rs6000/sysv4.opt: New.
5716 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5717 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5719 Define TARGET_USES_SYSV4_OPT.
5720 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5721 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5722 TARGET_USES_AIX64_OPT.
5723 * config/rs6000/aix51.h: Same.
5724 * config/rs6000/aix52.h: Same.
5725 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5726 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5727 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5728 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5729 * config/rs6000/linux64.h: Use
5730 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5732 * config/rs6000/rs6000.c: Remove definitions of
5733 rs6000_sched_restricted_insns_priority,
5734 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5735 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5736 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5737 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5738 rs6000_alignment_string. Define rs6000_explicit_options.
5739 (rs6000_parse_abi_options): Remove.
5740 (rs6000_parse_alignment_option): Remove.
5741 (rs6000_parse_float_gprs_option): Remove.
5742 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5743 TARGET_DEFAULT_TARGET_FLAGS.
5744 (rs6000_override_options): Revamp to use new .opt machinery.
5746 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5747 of new .opt machinery. Remove target_flags. Redefine
5748 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5749 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5750 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5751 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5752 rs6000_longcall_switch, rs6000_default_long_calls,
5753 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5754 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5755 TARGET_ALTIVEC_VRSAVE.
5757 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5759 * config.gcc (hppa1.1-*-rtems*): Remove.
5760 * config/pa/rtems.h: Remove.
5762 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5764 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5765 Exclude roe/603e multilib variants.
5767 2005-05-04 Denis Chertykov <denisc@overta.ru>
5770 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5773 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5775 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5776 arm/pe.opt to $extra_options.
5777 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5778 (target_float_abi_name, target_float_switch, target_abi_name)
5779 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5780 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5781 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5782 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5783 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5784 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5785 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5786 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5787 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5788 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5789 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5790 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5791 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5792 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5793 (arm_pic_register_string): Delete.
5794 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5796 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5797 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5798 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5799 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5800 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5801 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5802 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5803 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5804 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5805 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5806 (SUBTARGET_SWITCHES): Delete.
5807 * config/arm/arm.c (target_float_switch): Delete.
5808 (arm_cpu_select): Moved from config/arm/arm.h.
5809 (target_fpu_name, target_fpe_name, target_float_abi_name)
5810 (target_abi_name, structure_size_string, arm_pic_register_string)
5811 (arm_select): Make static.
5812 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5813 (arm_handle_option): New function.
5814 (arm_override_options): Update target_flags checks for new mask names.
5815 Remove target_float_switch code.
5816 (arm_expand_prologue, thumb_expand_prologue): Check
5817 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5818 * config/arm/arm.opt, config/arm/pe.opt: New files.
5820 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5822 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5823 gcc_unreachable as appropriate.
5824 (arc_double_limm_p, arc_setup_incoming_varargs,
5825 arc_compute_function_type, arc_output_function_prologue,
5826 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5827 output_shift, arc_print_operand, arc_print_operand_address,
5828 arc_final_prescan_insn): Likewise.
5829 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5831 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5833 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5838 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5839 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5840 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5841 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5842 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5843 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5844 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5845 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5847 2005-05-05 Paul Brook <paul@codesourcery.com>
5849 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5850 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5851 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5852 and tree-data-ref.h with *_H variables.
5854 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5856 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5858 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5860 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5862 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5864 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5866 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5868 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5869 setting of vrsave register for current function after
5870 call to save_world is emitted.
5872 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5874 * config/mmix/predicates.md: New file.
5875 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5876 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5877 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5878 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5879 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5881 * config/mmix/mmix.md: Include predicates.md.
5882 ("call", "call_value"): Force address to register if it isn't a
5883 mmix_symbolic_or_address_operand.
5885 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5887 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5888 the flags are of appropriate types.
5889 (num_ssa_operands): Generalize using the generic interface.
5890 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5893 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5895 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5896 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5898 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5900 * tree-outof-ssa.c (edge_leader, stmt_list,
5901 analyze_edges_for_bb): Use VEC instead of VARRAY.
5902 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5903 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5904 fini_analayze_edges_for_bb.
5906 2005-05-04 James E Wilson <wilson@specifixinc.com>
5909 * gcc.c (process_command): In the second argv scan loop, ignore
5910 Xassembler and Xpreprocessor, along with their argument.
5912 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5914 * tree-flow-inline.h, tree-ssa-operands.c,
5915 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5916 Likewise. tree-vn.c: Fix comment typos.
5917 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5919 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5921 * doc/tm.texi (Target Hooks): Document
5922 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5924 2005-05-04 Paul Brook <paul@codesourcery.com>
5926 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5928 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5930 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5931 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5934 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5935 get_expansion, expand_var_during_unrolling,
5936 insert_var_expansion_initialization,
5937 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5940 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5943 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5946 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5947 the same as INTEGER_TYPE.
5948 (fold_binary): Fold "bool_var != 0" to bool_var.
5949 Fold "bool_var == 1" to bool_var.
5951 2004-05-03 Richard Henderson <rth@redhat.com>
5954 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5955 from recog_data instead of insn_data.
5957 2005-05-03 DJ Delorie <dj@redhat.com>
5959 * common.opt (fdiagnostics-show-option): No variable is needed.
5960 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5961 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5962 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5963 Save and restore original message format. Use flag in context
5965 (warning): Don't test for enabled warnings here.
5966 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5969 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5971 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5972 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5973 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5974 * aclocal.m4: Don't include accross.m4.
5975 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5976 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5977 * configure, config.in: Regenerate.
5979 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5982 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5983 (clear_storage): Add argument.
5984 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5985 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5987 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5988 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5989 (store_expr, store_constructor): Adjust callers.
5990 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5991 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5992 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5993 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5994 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5995 with EXP. Pass EXP to expand_builtin_memmove.
5996 (expand_builtin_memset): Add ORIG_EXP argument, pass
5997 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5998 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5999 Pass EXP to expand_builtin_memset.
6000 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6002 (expand_builtin_strncmp): Likewise.
6003 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6004 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6005 (expand_builtin_fprintf): Likewise.
6006 (expand_builtin): Adjust calls to
6007 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6009 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6012 PR rtl-optimization/21239
6013 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6015 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6017 * tree-flow.h (tree_ann_common_d): Move aux to ...
6018 (stmt_ann_d): ... here.
6019 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6020 move_computations_stmt, schedule_sm): Update references to
6022 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6024 * tree-cfg.c (remove_bb): Remove a redundant call to
6026 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6029 2005-05-03 Richard Henderson <rth@redhat.com>
6031 * config/rs6000/rs6000.c: Remove conflict markers.
6033 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6035 2005-05-03 James E Wilson <wilson@specifixinc.com>
6037 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6039 2005-05-03 DJ Delorie <dj@redhat.com>
6041 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6042 decide if the warning will be printed.
6043 * calls.c (expand_call): Likewise.
6044 * function.c (init-function_start): Likewise.
6046 * common.opt (-fdiagnostics-show-option): New.
6047 * opts.c (option_enabled): Accept the option index instead of a
6048 pointer to the option descriptor.
6049 * opts.h (option_enabled): Likewise.
6050 * toplev.c (print_switch_values): Pass option index, not option
6052 * diagnostic.h (diagnostic_info): Add option_index.
6053 * diagnostic.c: Include opts.h.
6054 (diagnostic_set_info): Initialize option_index.
6055 (diagnostic_report_diagnostic): Amend option name if appropriate.
6056 (warning): Check to see if the specified warning is enabled.
6058 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6060 2005-05-03 Richard Henderson <rth@redhat.com>
6062 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6063 SPEC_OR_GEN_REGS definitions.
6065 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6068 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6069 for unavailable registers.
6071 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6073 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6075 * cfglayout.c (block_locators_blocks,
6076 insn_locators_initialize, insn_scope): Use VEC instead of
6079 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6080 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6083 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6085 * config/sparc/predicates.md (const_compl_high_operand): New.
6086 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6088 (sparc_emit_set_const64_quick1): Adjust for above change.
6089 (sparc_emit_set_const64_quick2): Likewise.
6090 (sparc_emit_set_const64_longway): Likewise.
6091 (sparc_emit_set_const64): Likewise.
6092 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6093 movdi_const64_special): Delete.
6094 (logical constant splitters): Use const_compl_high_operand.
6096 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6098 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6099 rather than STRIP_NOPS.
6101 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6103 PR rtl-optimization/21330
6104 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6106 (unswitch_single_loop): Clear cinsn when retrying.
6109 * config/i386/i386.c (legitimize_address): When canonicalizing
6110 ASHIFT into MULT, multiply by 1 << shift_count instead of
6111 1 << log2 (shift_count).
6113 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6115 * lambda-code.c (gcc_loop_to_lambda_loop,
6116 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6117 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6118 generic operand interface.
6119 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6120 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6121 generic operand interface.
6122 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6123 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6124 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6125 num_imm_uses): Use ssa_use_operand_t.
6126 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6127 get_v_must_def_ops): Delete.
6128 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6129 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6130 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6131 get_v_must_def_kill_ptr): Delete.
6132 (delink_stmt_imm_use): Move and use new operand interface.
6133 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6134 op_iter_next_tree): Use new operand implementation.
6135 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6136 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6138 (op_iter_next_mustdef, op_iter_next_maydef,
6139 op_iter_next_must_and_may_def): Delete. Replace with...
6140 (op_iter_next_maymustdef): New. Combine must and may next operations.
6141 (op_iter_init_maydef, op_iter_init_mustdef,
6142 op_iter_init_must_and_may_def): Use new interface.
6143 (single_ssa_tree_operand ): New. Process single operands only as trees.
6144 (single_ssa_use_operand): New. Process single operands only as uses.
6145 (single_ssa_def_operand): New. Process single operands only as defs.
6146 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6148 (num_ssa_operands): New. Count the number of specified operands.
6149 (compare_ssa_operands_equal): New. Compare two statements' operands.
6150 (single_phi_def): New. Return true if PHI has one def of the specified
6152 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6153 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6154 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6155 (struct stmt_ann_d): Operands field no longer require GTY().
6156 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6157 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6158 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6159 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6160 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6161 Use use_operand_p instead of ssa_imm_use_t *.
6162 * tree-pretty-print.c (dump_vops): check if operands are active before
6163 dumping virtual operands.
6164 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6165 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6166 (ccp_fold): Use new interface.
6167 (ccp_visit_stmt): Remove unused variables and code.
6168 (convert_to_gimple_builtin): Insert statements before calling
6169 mark_new_vars_to_rename.
6170 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6171 (copy_prop_visit_cond_stmt): Use generic interface.
6172 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6173 annotation in table.
6174 (thread_across_edge): Use generic interface.
6175 (initialize_hash_element): Initialzie with stmt, not annotation.
6176 (eliminate_redundant_computations): Use generic interface.
6177 (record_equivalences_from_stmt): Pass stmt, not annotation.
6178 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6180 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6181 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6182 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6183 generic operand interface.
6184 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6186 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6188 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6189 (build_defs, build_uses, build_v_may_defs, build_vuses,
6190 build_v_must_defs): Change type to struct opbuild_list_d.
6191 (ops_active): New. Operands active boolean.
6192 (operand_memory, operand_memory_index): New. Operand memory managers.
6193 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6194 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6195 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6196 Change from functions to static variable list heads.
6197 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6198 (opbuild_initialize_real): New. Initialize a virtual build list.
6199 (opbuild_free): New. Free a build list.
6200 (opbuild_num_elems): New. Number of items in a list.
6201 (opbuild_append_real): New. Add a real (tree *) operand.
6202 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6203 (opbuild_first): New. Return first element index in a list.
6204 (opbuild_next): New. Return next element in a list.
6205 (opbuild_elem_real): New. Return real element.
6206 (opbuild_elem_virtual): New. Return virtual element.
6207 (opbuild_elem_uid): New. Return UID of virtual element.
6208 (opbuild_clear): New. Reset an operand list.
6209 (opbuild_remove_elem): New. Remove an element form a list.
6210 (ssa_operands_active): New. Return true if operand cache is active.
6211 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6212 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6213 (correct_use_link): Use use_operand_p.
6214 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6215 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6216 (cleanup_v_may_defs): Use new implmentation.
6217 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6219 (append_def, append_use, append_v_may_def, append_vuse,
6220 append_v_must_def): Call opbuild_append routine instead of using varray.
6221 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6222 global parse_old_ops variable.
6223 (free_ssa_operands): New implementation.
6224 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6225 (copy_virtual_operands): Move. New generic implementation.
6226 (create_ssa_artficial_load_stmt): Move. New implementation.
6227 (swap_tree_operands): Update for new implementation.
6228 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6229 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6230 rather than a varray.
6231 (verify_imm_links): Use use_operand_p.
6232 (dump_immediate_uses_for): If the immediate use variable is a virtual
6233 variable, show the virtual ops in the stmt.
6234 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6235 (NULL_DEF_OPERAND_P): Now a #define.
6236 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6237 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6238 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6239 mustdef_optype_d): New. Use Linked list representation.
6240 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6241 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6242 (struct stmt_operands_d): Change to new pointers that are not GTY.
6243 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6244 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6245 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6246 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6247 SET_V_MUST_DEF_KILL): Delete.
6248 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6249 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6250 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6251 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6252 (enum ssa_op_iter_type): Operand iterator typechecking values.
6253 (struct ssa_operand_iterator_d): Use linked lists of operands.
6254 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6255 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6256 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6257 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6258 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6259 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6260 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6261 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6262 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6263 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6264 alloc_vuse, and alloc_mustdef.
6265 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6266 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6267 and finalize_ssa_v_must_def_ops.
6268 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6269 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6271 (compute_avail): Use generic iterator interface.
6272 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6273 (stmt_makes_single_load, stmt_makes_single_store): Use
6275 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6276 (statement_sink_location): Use generic interface.
6277 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6278 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6279 reset the immediate use link nodes.
6280 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6281 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6282 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6283 (eliminate_tail_call): Use generic operand interface.
6284 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6285 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6287 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6289 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6290 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6292 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6293 Use statement pointer instead of vuse_optype. Use generic interface.
6294 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6295 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6296 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6297 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6298 * doc/tree-ssa.texi: Update documentation for operand interface.
6300 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6302 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6303 gcc_unreachable as appropriate.
6304 (machopic_function_base_name, machopic_indirect_data_reference,
6305 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6306 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6307 * config/rs6000/altivec.md (*mov<mode>_internal,
6308 build_vector_mask_for_load): Likewise.
6309 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6310 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6311 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6312 * config/rs6000/predicates.md (easy_fp_constant,
6313 logical_operand): Likewise.
6314 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6315 compute_save_world_info, rs6000_emit_prologue,
6316 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6317 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6320 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6323 * convert.c (convert_to_integer): Convert ceil and floor in
6326 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6329 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6330 define_insn_and_split. Split only when memory operand is
6331 offsettable. Use adjust_address rather than plus_constant.
6332 (floatunssidf2_internal): Likewise.
6333 (fix_truncdfsi2_internal): Split only when memory operand is
6334 offsettable. Use adjust_address rather than plus_constant.
6335 (fix_trunctfsi2_internal): Likewise.
6336 (floatsidf2_internal): Likewise.
6338 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6340 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6341 (set_value_range_to_null): Likewise.
6342 (set_value_range_to_varying): New function. Use it in all
6343 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6344 (extract_range_from_assert): If the integral type has a
6345 super-type, and LIMIT is not within MIN and MAX values of that
6346 type, set the resulting range to VR_VARYING.
6348 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6350 * config/mmix/mmix.opt: New file.
6351 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6352 (mmix_cc1_ignored_option): Don't declare.
6353 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6354 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6355 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6356 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6357 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6358 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6359 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6360 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6362 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6363 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6364 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6366 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6369 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6370 * c-decl.c (current_function_prototype_built_in,
6371 current_function_prototype_arg_types): New.
6372 (merge_decls): Keep source location of prototype followed by
6373 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6374 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6375 (start_function): Always set current_function_prototype_locus,
6376 current_function_prototype_built_in and
6377 current_function_prototype_arg_types. Check for external
6378 prototype whether or not visible for external function and set
6379 current_function_prototype_arg_types accordingly.
6380 (store_parm_decls_oldstyle): Use
6381 current_function_prototype_arg_types for checking old-style
6382 definition against prototype. Give warnings only if
6383 current_function_prototype_built_in).
6385 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6387 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6388 (ggc_alloc_zone_stat): Don't define.
6389 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6390 ggc_alloc_zone_pass_stat.
6391 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6392 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6393 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6395 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6397 * calls.c (expand_call): Handle current_function_pretend_args_size
6398 when checking for sibcalls.
6400 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6402 PR tree-optimization/21294
6403 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6404 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6406 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6409 * gcov-io.h: Declare gcov external functions hidden.
6411 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6413 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6414 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6415 Use VEC instead of VARRAY.
6418 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6421 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6423 * c-common.c (resolve_overloaded_builtin): Forward to target
6424 hook for BUILT_IN_MD built-ins.
6425 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6426 for all types of built-in.
6427 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6428 in the definition of the target hooks struct.
6429 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6430 * config/rs6000/altivec.h: Rewritten.
6431 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6432 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6433 rs6000_builtin_type, rs6000_builtin_type_compatible,
6434 altivec_overloaded_builtins, rs6000_builtin_type,
6435 rs6000_builtin_type_compatible): New.
6436 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6438 (def_builtin): Turn into a function. Check for duplicates and store
6439 the builtin into rs6000_builtin_decls.
6440 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6441 bdesc_1arg): Add overloaded builtins.
6442 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6443 do not support ALTIVEC_COMPILETIME_ERROR.
6444 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6445 nodes to represent front-end types.
6446 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6447 with opaque arguments and/or return values.
6448 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6449 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6450 (rs6000_builtin_type_index): New.
6451 (is_ev64_opaque_type): Rename to...
6452 (rs6000_is_opaque_type): ... this.
6453 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6456 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6458 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6461 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6462 Bernd Schmidt <bernd.schmidt@analog.com>
6464 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6465 print_address_operand, print_operand, legitimize_pic_address,
6466 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6467 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6469 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6471 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6473 * doc/passes.texi: Document vectorization pass.
6475 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6477 * tree-scalar-evolution.c (get_exit_conditions_rec,
6478 select_loops_exit_conditions,
6479 number_of_iterations_for_all_loops,
6480 analyze_scalar_evolution_for_all_loop_phi_nodes,
6481 scev_analysis): Use VEC instead of VARRAY.
6483 2005-05-02 Michael Matz <matz@suse.de>
6486 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6487 (warn_strict_null_sentinel): Define.
6488 (check_function_sentinel): Check for null_node as valid sentinel too.
6489 * c-common.h (c_tree_index): Added CTI_NULL.
6490 (null_node) Define global_tree[CTI_NULL].
6491 (warn_strict_null_sentinel): Declare.
6492 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6493 * c.opt: (Wstrict-null-sentinel): New C++ option.
6494 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6496 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6498 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6501 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6503 * dwarf2out.c (decl_scope_table, push_decl_scope,
6504 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6507 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6510 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6512 * doc/cpp.texi (__DEPRECATED): Document.
6513 (__EXCEPTIONS): Likewise.
6514 (__GXX_WEAK__): Likewise.
6516 * function.c (INVOKE__main): Do not define.
6517 (expand_main_function): Check HAS_INIT_SECTION when determining
6518 whether or not to call __main.
6520 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6522 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6524 2005-01-05 Paul Brook <paul@codesourcery.com>
6526 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6527 (INITIALIZE_TRAMPOLINE): Use it.
6528 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6529 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6530 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6532 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6534 * doc/install.texi (Specific): Omit dots in the @anchors names
6535 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6536 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6538 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6540 PR tree-optimization/18316
6541 PR tree-optimization/19126
6542 * tree.c (build_int_cst_type): Avoid shift by size of type.
6543 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6545 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6546 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6548 (dump_cand): Dump depends_on information.
6549 (determine_biv_step): Add argument to simple_iv call.
6550 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6551 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6553 (add_candidate_1): Record depends_on for candidates.
6554 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6555 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6556 Handle ivs with nonconstant step.
6557 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6558 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6559 (create_new_iv): Unshare the step before passing it to create_iv.
6560 (free_loop_data): Free cand->depends_on.
6561 (build_addr_strip_iref): New function.
6562 (find_interesting_uses_address): Use build_addr_strip_iref.
6563 (strip_offset_1): Split the recursive part from strip_offset.
6564 Strip constant offset component_refs and array_refs.
6565 (strip_offset): Split the recursive part to strip_offset_1.
6566 (add_address_candidates): Removed.
6567 (add_derived_ivs_candidates): Do not use add_address_candidates.
6568 (add_iv_value_candidates): Add candidates with stripped constant
6569 offset. Consider all candidates with initial value 0 important.
6570 (struct affine_tree_combination): New.
6571 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6572 aff_combination_add_elt, aff_combination_add,
6573 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6574 fold_affine_sum): New functions.
6575 (get_computation_at): Use fold_affine_sum.
6576 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6577 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6580 2005-04-30 Michael Matz <matz@suse.de>
6582 * config/i386/i386.md (movmemsi): Also active when
6583 TARGET_INLINE_ALL_STRINGOPS.
6585 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6588 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6590 2005-04-30 Paul Brook <paul@codesourcery.com>
6592 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6594 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6595 * config/arm/ieee754-sf.S: Ditto.
6596 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6597 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6599 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6601 * tree-ssanames.c: Fix a comment typo.
6602 * doc/options.texi: Fix a typo.
6604 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6606 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6607 gcc_unreachable as appropriate.
6608 (split_adds_subs, cond_string, print_operand,
6609 h8300_initial_elimination_offset, h8300_classify_operand,
6610 h8300_unary_length, h8300_short_immediate_length,
6611 h8300_bitfield_length, h8300_binary_length,
6612 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6613 compute_plussi_length, compute_plussi_cc, output_logical_op,
6614 compute_logical_op_length, compute_logical_op_cc,
6615 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6616 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6617 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6618 h8300_regs_ok_for_stm): Likewise.
6619 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6620 monitor_prologue): Likewise.
6622 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6624 * loop-invariant.c (invariants, create_new_invariant,
6625 get_inv_cost, best_gain_for_invariant,
6626 find_invariants_to_move, move_invariants,
6627 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6630 2005-04-29 Richard Henderson <rth@redhat.com>
6632 * function.c (instantiate_decls): Remove valid_only argument.
6633 (instantiate_decls_1, instantiate_decl): Likewise.
6634 (instantiate_virtual_regs_1): Delete.
6635 (instantiate_virtual_regs_lossage): Delete.
6636 (instantiate_virtual_regs_in_rtx): New.
6637 (safe_insn_predicate): New.
6638 (instantiate_virtual_regs_in_insn): New.
6639 (instantiate_virtual_regs): Update to match all that. Only run
6640 instantiate_decls once.
6642 2005-04-29 Richard Henderson <rth@redhat.com>
6643 Daniel Jacobowitz <dan@codesourcery.com>
6645 * gengtype.c (write_func_for_structure): Split out ...
6646 (output_type_enum): ... new function. Fix thinko accessing
6647 TYPE_PARAM_STRUCT data.
6649 2005-04-29 Tom Tromey <tromey@redhat.com>
6651 * tree.c (build_block): Removed unused 'tags' argument.
6652 * tree.h (build_block): Removed argument.
6654 2005-04-29 Michael Matz <matz@suse.de>
6656 PR rtl-optimization/21144
6657 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6659 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6661 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6662 flag_reorder_blocks.
6664 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6666 PR tree-optimization/21030
6667 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6668 ranges where VR->MAX is smaller than VR->MIN.
6670 2005-04-29 Devang Patel <dpatel@apple.com>
6672 PR tree-optimization/21272
6673 PR tree-optimization/21266
6674 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6676 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6678 * tree-flow-inline.h: Fix a comment typo.
6679 * doc/tree-ssa.texi: Fix a typo.
6681 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6683 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6685 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6686 gcc_unreachable as appropriate.
6687 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6688 fr30_print_operand, fr30_move_double): Likewise.
6689 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6691 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6693 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6694 definition has already been provided.
6695 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6696 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6697 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6699 2005-04-29 Jim Tison <jtison@us.ibm.com>
6701 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6702 trace hooks calls to improve performance.
6704 2005-04-29 Julian Brown <julian@codesourcery.com>
6705 Mark Mitchell <mark@codesourcery.com>
6706 Paul Brook <paul@codesourcery.com>
6708 * crtstuff.c: Handle targets that use .init_array.
6709 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6710 that INVOKE__main is set correctly.
6711 (expand_main_function): Test INVOKE__main.
6712 * libgcc2.c: Do not define __main when using .init_array.
6713 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6714 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6716 (DTORS_SECTION_ASM_OP): Likewise.
6717 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6718 (CTOR_LIST_END): Likewise.
6719 (DTOR_LIST_BEGIN): Likewise.
6720 (DTOR_LIST_END): Likewise.
6721 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6722 (FINI_SECTION_ASM_OP): Likewise.
6723 (INIT_ARRAY_SECTION_ASM_OP): Define.
6724 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6725 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6726 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6727 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6728 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6730 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6732 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6733 gcc_assert and gcc_unreachable as appropriate.
6734 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6735 const_int_cost, output_move_const_into_data_reg,
6736 output_move_qimode, output_move_double, find_addr_reg,
6737 print_operand, print_operand_address): Likewise.
6738 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6739 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6740 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6741 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6742 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6743 conditional_trap): Likewise.
6744 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6746 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6748 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6749 gcc_unreachable as appropriate.
6750 (gen_conditional_move, xtensa_split_operand_pair,
6751 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6752 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6753 xtensa_copy_incoming_a7, xtensa_output_literal,
6754 xtensa_output_literal, xtensa_output_literal): Likewise.
6755 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6756 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6757 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6758 movsicc_internal1, movsfcc_internal0,
6759 movsfcc_internal1): Likewise.
6761 2005-04-28 James E Wilson <wilson@specifixinc.com>
6763 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6764 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6766 2005-04-28 DJ Delorie <dj@redhat.com>
6768 * opt-functions.awk (var_set): Emit proper initializer for
6769 non-target bitfields.
6771 2005-04-28 Devang Patel <dpatel@apple.com>
6773 * dbxout.c (have_used_extensions): Remove.
6774 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6775 have_used_extensions.
6777 2005-04-28 James E Wilson <wilson@specifixinc.com>
6779 * doc/install.texi: Update -enable-languages info. Correct path to
6782 2005-04-28 DJ Delorie <dj@redhat.com>
6784 * optc-gen.awk (END): Make sure no variable is defined more
6786 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6787 Allow for bitfield variables other than target_flags.
6788 * doc/options.text (Mask): Document that you may specify a
6789 variable other than target_flags.
6791 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6793 PR rtl-optimization/18877
6794 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6795 number in val.start.
6797 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6802 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6803 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6804 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6806 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6808 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6809 creating pseudos when the base offset is too large.
6811 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6813 * global.c (earlyclobber_regclass): Change the type to
6815 (check_earlyclobber): Update uses of earlyclobber_regclass.
6816 (mark_reg_use_for_earlyclobber): Likewise.
6817 (calculate_local_reg_bb_info): Allocate and free
6818 earlyclobber_regclass using the VEC API.
6820 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6822 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6825 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6827 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6830 * config.gcc: Obsolete c4x-* and tic4x-*.
6832 * tree.h (edge_def): Remove.
6834 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6835 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6836 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6837 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6840 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6841 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6842 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6843 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6844 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6845 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6846 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6847 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6848 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6849 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6850 config/i386/cygming.h, config/i386/djgpp.h,
6851 config/i386/lynx.h, config/i386/netware.c,
6852 config/i386/winnt.c, config/ia64/ia64-c.c,
6853 config/iq2000/iq2000.c, config/m32r/little.h,
6854 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6855 config/m68k/m68k.md, config/mcore/mcore.c,
6856 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6857 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6858 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6859 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6860 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6861 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6862 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6863 config/s390/2064.md, config/s390/2084.md,
6864 config/s390/s390-modes.def, config/s390/s390-protos.h,
6865 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6866 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6867 config/vax/vax.c, config/vax/vax.h,
6868 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6871 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6873 * c-typeck.c (build_compound_expr): Correct logic in last change.
6875 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6877 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6878 parameters. Replace conditional move code with assert checking for
6879 ar.lc. Delete obsolete comments.
6880 (set_src_needs_barrier): Delete cond parameter, and code using it.
6881 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6882 assert checking for PR_REGS. Fix calls to update_set_flags and
6883 set_src_needs_barrier.
6884 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6885 callers. Rewrite explanatory comment before the function.
6886 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6889 2005-04-27 Mike Stump <mrs@apple.com>
6891 * doc/cpp.texi: gcc now implements universal character names.
6893 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6896 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6897 being a compound expression whose right-hand side is cast to void.
6899 2005-04-27 Caroline Tice <ctice@apple.com>
6901 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6902 Remove targetm.have_named_sections test.
6903 (fix_edges_for_rarely_executed_code): Likewise.
6904 (insert_section_boundary_note): Likewise.
6905 (reorder_basic_blocks): Check partitioning flag before calling
6906 verify_hot_cold_block_grouping.
6907 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6908 the function struct rather than global variables.
6909 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6910 (COLD_END_LABEL): Likewise
6911 (cold_text_section_label): New static global variable.
6912 (cold_end_label): Likewise.
6913 (dwarf2out_switch_text_section): Get hot/cold section labels from
6914 the function struct rather than global variables; test to make sure
6916 (output_aranges): Use cold_text_section_label and cold_end_label;
6917 check partitioning flag before putting out delta.
6918 (output_ranges): Remove incorrect code attempting to use
6920 (output_line_info): Get cold section label from function struct; test
6921 to make sure cfun is defined.
6922 (add_location_or_const_value_attribute): Likewise.
6923 (dwarf2out_var_location): Likewise.
6924 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6925 write out cold_text_section_label if partition flag is set.
6926 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6927 * function.h (struct function): Add new fields to point to hot/cold
6928 section labels: hot_section_label, cold_section_label,
6929 hot_section_end_label and cold_section_end_label; also add new field
6930 for cold text section name, unlikely_text_section_name.
6931 * opts.c (decode_options): Turn off partitioning flag if
6932 !targetm.have_named_sections.
6933 * output.h (hot_section_label): Remove.
6934 (hot_section_end_label): Remove.
6935 (cold_section_end_label): Remove.
6936 (unlikely_section_label): Remove.
6937 (unlikely_text_section_name): Remove.
6938 * passes.c (rest_of_handle_final): Remove extra blank line.
6939 * varasm.c (unlikely_section_label): Remove.
6940 (hot_section_label): Remove.
6941 (hot_section_end_label): Remove.
6942 (cold_section_end_label): Remove.
6943 (unlikely_text_section_name): Remove.
6944 (initialize_cold_section_name): Modify to call
6945 targetm.strip_name_encoding; to store cold section name in current
6946 function struct, if it exists; and to only use the decl_section_name
6947 if flag_named_sections is true.
6948 (unlikely_text_section): Modify to get section name out of current
6949 function struct, if there is one; otherwise build it from
6950 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6951 (in_unlikely_text_section): Likewise.
6952 (named_section): Modify to get/put cold section name in current function
6953 struct, if there is one.
6954 (function_section): Change 'bool unlikely' to 'int reloc'; check
6955 targetm.have_named_sections before calling named_section.
6956 (current_function_section): Likewise.
6957 (assemble_start_function): Modify to get/put unlikely_text_section_name
6958 in current function struct; modify to get hot/cold section labels
6959 from function struct; initialize labels using
6960 ASM_GENERATE_INTERNAL_LABEL;
6961 test partitioning flag before writing out hot section label.
6962 (assemble_end_function): Test partitioning flag before writing out
6963 hot/cold section labels.
6964 (default_section_type_flags_1): Get cold text section name from
6965 function struct if there is one; Set flags correctly for
6966 cold text section if there is not a current function struct.
6968 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6970 * tree-ssa-propagate.c (set_rhs): Revert last change.
6972 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6974 * explow.c (convert_memory_address): Add gcc_assert.
6976 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6978 * configure.ac: Check for ld --sysroot support.
6979 * gcc.c: Document %R specifier for specs.
6980 (SYSROOT_SPEC): New macro.
6981 (sysroot_spec): New variable.
6982 (static_specs): Add sysroot_spec.
6983 (main): Pass the sysroot spec to the linker if appropriate.
6984 * configure: Regenerated.
6985 * config.in: Likewise.
6987 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6989 * fold-const.c (fold_binary): Use build_fold_addr_expr
6990 for address calculation and INDIRECT_REF handling.
6992 2005-04-27 Andrew Haley <aph@redhat.com>
6994 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6996 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6998 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6999 pointer when thumb backtracing is on.
7001 * config/fp-bit.c (abort): Revert change.
7003 2005-04-27 Ian Lance Taylor <ian@airs.com>
7005 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7007 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7009 * tree-ssa-dce.c: Fix a comment typo.
7011 2005-04-27 David S. Miller <davem@davemloft.net>
7013 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7014 Kill setjmpless_size. current_function_calls_setjmp is completely
7015 computed when we are called, so just use the optimized size value
7016 instead of using REG_SAVE_AREA notes.
7017 (optimize_save_area_alloca): Delete....
7018 * rtl.h (optimize_save_area_alloca): Likewise...
7019 * passes.c (rest_of_compilation): and don't call it any more.
7020 * reg-notes.def (SAVE_AREA): Delete.
7022 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7024 * config/fp-bit.c (abort): Add noreturn attribute.
7026 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7027 gcc_unreachable as appropriate.
7028 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7029 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7030 ASM_OUTPUT_REG_POP): Likewise.
7032 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7034 * tree-complex.c (expand_vector_operations_1): Do not build
7035 VIEW_CONVERT_EXPR's for the lhs.
7037 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7039 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7040 unnecessary noncanonical RTL handling.
7041 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7042 gcc_assert and gcc_unreachable.
7044 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7045 gcc_unreachable as appropriate.
7046 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7047 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7048 use_return_insn, const_ok_for_op, arm_gen_constant,
7049 arm_canonicalize_comparison, legitimize_pic_address,
7050 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7051 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7052 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7053 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7054 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7055 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7056 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7057 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7058 output_call, output_mov_long_double_fpa_from_arm,
7059 output_mov_long_double_arm_from_fpa,
7060 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7061 output_move_double, arithmetic_instr, shift_op, int_log2,
7062 output_return_instruction, arm_output_function_prologue,
7063 arm_output_epilogue, arm_output_function_epilogue,
7064 emit_multi_reg_push, arm_get_frame_offsets,
7065 arm_compute_initial_elimination_offset, arm_expand_prologue,
7066 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7067 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7068 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7069 thumb_compute_initial_elimination_offset,
7070 thumb_output_function_prologue, thumb_load_double_from_address,
7071 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7072 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7073 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7074 * config/arm/arm.md (thumb_extendhisi2,
7075 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7076 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7077 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7078 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7079 * config/arm/cirrus.md (*cirrus_arm_movdi,
7080 *cirrus_movdf_hard_insn): Likewise.
7081 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7083 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7085 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7086 (num_ssa_names): Use VEC_length.
7087 (ssa_names): Use VEC_index.
7088 * tree-ssanames.c (ssa_names): Change the type to
7090 (init_ssanames, fini_ssa_names, make_ssanames,
7091 release_ssa_name): Update uses of ssa_names.
7093 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7094 Use fold_buildN instead of fold (buildN (...)).
7096 2005-04-27 Devang Patel <dpatel@apple.com>
7098 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7100 2005-04-27 Matt Thomas <matt@3am-software.com>
7101 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7103 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7104 (vax_output_mi_thunk): Ditto.
7105 (vax_notice_cc_update): Ditto.
7106 (INDEX_REGISTER_P): Add trailing \.
7107 (BASE_REGISTER_P): Add trailing \.
7108 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7110 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7112 * tree-ssa-propagate.c (set_rhs): Check operand of
7113 ADDR_EXPR for gimpliness, too.
7115 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7117 * tree-ssa-pre.c: Fix a comment typo.
7119 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7121 PR tree-optimization/21171
7122 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7123 record address uses if the reference is volatile.
7125 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7127 * tree-complex.c (expand_vector_operation): New, extracted from
7128 expand_vector_operations_1.
7129 (tree_vec_extract): Build a NOP_EXPR.
7130 (expand_vec_parallel): Do not care about returning the correct type.
7131 (expand_vector_operations_1): Call expand_vector_operation.
7132 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7134 * tree-complex.c (gate_expand_vector_operations): New.
7135 (pass_lower_vector_ssa): Use it.
7136 * tree-optimize.c (init_tree_optimization_passes): Include
7137 pass_lower_vector_ssa.
7138 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7139 (vectorizable_operation): Use it.
7140 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7141 integer modes for the vector type.
7143 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7144 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7145 Do not cope with UNITS_PER_SIMD_WORD == 0.
7146 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7147 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7148 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7149 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7150 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7151 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7152 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7154 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7155 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7156 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7158 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7159 (UNITS_PER_SIMD_WORD): New.
7161 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7163 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7164 gcc_unreachable as appropriate.
7165 (ia64_expand_load_address, ia64_expand_tls_address,
7166 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7167 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7168 next_scratch_gr_reg, ia64_initial_elimination_offset,
7169 ia64_expand_prologue, ia64_expand_epilogue,
7170 ia64_output_dwarf_dtprel, ia64_print_operand,
7171 ia64_register_move_cost, first_instruction, rws_access_regno,
7172 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7173 ia64_sched_init, ia64_variable_issue,
7174 ia64_first_cycle_multipass_dfs_lookahead_guard,
7175 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7176 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7177 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7178 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7179 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7180 * config/ia64/predicates.md (got_symbolic_operand,
7181 sdata_symbolic_operand): Likewise.
7182 * config/ia64/vect.md (vcondv2sf): Likewise.
7184 2005-04-27 Matt Thomas <matt@3am-software.com>
7186 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7187 CONSTANT_ADDRESS_P in config/vax/vax.h
7188 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7189 (INDEX_REGISTER_P): New.
7190 (BASE_REGISTER_P): New.
7191 (indirectable_constant_address_p): New. Adapted from
7192 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7193 (indirectable_address_p): New. Adapted from
7194 INDIRECTABLE_ADDRESS_P in vax.h.
7195 (nonindexed_address_p): New. Adapted from
7196 GO_IF_NONINDEXED_ADDRESS in vax.h.
7197 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7198 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7199 (legitimate_address_p): New. Adapted from
7200 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7201 (vax_mode_dependent_address_p): New. Adapted from
7202 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7203 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7204 legitimate_constant_address_p.
7205 (CONSTANT_P): Use legitimate_constant_p.
7206 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7207 (INDIRECTABLE_ADDRESS_P): Removed.
7208 (GO_IF_NONINDEXED_ADDRESS): Removed.
7209 (INDEX_TEMP_P): Removed.
7210 (GO_IF_REG_PLUS_INDEX): Removed.
7211 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7212 definitions, depending on whether REG_OK_STRICT is defined.
7213 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7214 Two definitions, depending on whether REG_OK_STRICT is defined.
7215 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7217 (legitimate_constant_p): Prototype added.
7218 (legitimate_address_p): Prototype added.
7219 (vax_mode_dependent_address_p): Prototype added.
7221 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7223 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7225 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7228 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7231 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7234 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7235 assertion failures, if __gcc_host_wide_int__ is not properly
7237 (init_dynamic_diag_info): Give errors, not assertion failures, if
7238 location_t, tree or __gcc_host_wide_int__ are not properly
7241 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7243 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7244 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7245 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7246 prepare_decl_rtl, free_loop_data,
7247 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7250 * tree.h (tree_phi_node): Add a comment about the order of PHI
7253 2005-04-26 Paul Brook <paul@codesourcery.com>
7255 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7257 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7259 * config/mips.mips.c (mips_legitimize_tls_address): Use
7262 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7263 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7264 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7266 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7269 2005-04-26 Jeff Law <law@redhat.com>
7271 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7272 (op_iter_init_must_and_may_def): Likewise.
7273 (unmodifiable_var_p): Move to a later point in the file.
7274 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7275 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7276 (dse_record_phis): Directly check for virtual operands rather than
7277 using need_imm_uses_for.
7278 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7279 store has multiple V_{MAY,MUST}_DEF operands.
7281 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7283 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7286 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7288 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7289 call to find_edge outside a loop to go through a PHI chain.
7291 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7293 PR tree-optimization/17598
7294 * fold-const.c (fold_binary): Fold comparisons of addresses
7295 of COMPONENT_REFs which reference the same field to
7296 comparisons of the addresses of the base objects.
7298 2005-04-26 Julian Brown <julian@codesourcery.com>
7300 * config/arm/arm.c (arm_return_in_msb): New function.
7301 (arm_must_pass_in_stack): New function.
7302 (TARGET_RETURN_IN_MSB): Define target hook.
7303 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7304 (arm_function_value): Pad small aggregate return.
7305 (arm_pad_arg_upward): New function.
7306 (arm_pad_reg_upward): New function.
7307 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7308 (FUNCTION_ARG_PADDING): Define macro.
7309 (BLOCK_REG_PADDING): Define macro.
7310 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7311 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7312 (arm_pad_reg_upward): Declare function.
7314 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7316 * basic-block.h (ei_cond): New.
7317 (FOR_EACH_EDGE): Call ei_cond.
7319 PR tree-optimization/21047
7320 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7321 (fold): Don't handle ASSERT_EXPR.
7323 2005-04-25 Roger Sayle <roger@eyesopen.com>
7325 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7326 all writes to any stack register as a read/write dependency on
7328 (sched_analyze_2): Likewise, for reads from any stack register.
7330 2005-04-25 Richard Henderson <rth@redhat.com>
7332 * final.c (output_addr_const): Revert 2005-04-09 change.
7334 2005-04-25 Mike Stump <mrs@apple.com>
7336 * config/darwin.c (darwin_encode_section_info): Always set
7337 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7339 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7342 gensupport.c, protoize.c, toplev.c: Replace calls to
7343 `unlock_stream' with `unlock_std_streams'.
7345 2005-04-25 Devang Patel <dpatel@apple.com>
7347 * dbxout.c (dbxout_type): Emit attribute vector.
7349 2005-04-05 Paul Brook <paul@codesourcery.com>
7351 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7352 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7353 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7354 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7355 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7356 (register_dtor_fn): Likewise.
7357 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7359 2005-04-25 Ian Lance Taylor <ian@airs.com>
7361 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7362 * c-common.h (EXPR_STMT_EXPR): Don't define.
7363 (c_common_stmt_codes): Don't define.
7364 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7365 * c-gimplify.c (gimplify_expr_stmt): Remove.
7366 (c_gimplify_expr): Remove EXPR_STMT case.
7367 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7368 to INIT_STATEMENT_CODES.
7369 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7371 2005-04-25 Jan Hubicka <jh@suse.cz>
7373 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7375 * except.c: Include diagnostic.h
7376 (dump_eh_tree, verify_eh_tree): New functions.
7377 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7378 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7379 (dump_function_to_file): dump eh tree.
7380 * tree-eh.c (mark_eh_edge): New function.
7381 (mark_eh_edge_found_error): New static variable.
7382 (verify_eh_edges): New function.
7384 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7386 * tree-ssa-alias.c (fieldoff_t): Remove.
7387 (fieldoff_s): typedef the structure itself. Create a vector of
7389 (push_fields_onto_fieldstack): Return count of fields pushed.
7390 Remove peeling of first field. Adjust.
7391 (fieldoff_compare): Adjust.
7392 (create_overlap_variables_for): Adjust.
7394 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7396 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7398 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7401 * doc/install.texi: Document correct assembler and linker to use
7402 on i?86-*-solaris2.10.
7404 2005-04-25 Steven Bosscher <stevenb@suse.de>
7406 Fix PR tree-optimization/21173
7408 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7409 Unshare expression we pass to force_gimple_operand.
7411 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7412 Stephen Clarke <stevec@superh.com>
7413 Roger Sayle <roger@eyesopen.com>
7415 PR rtl-optimization/20413
7416 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7417 VOIDmode for LABEL_REF.
7418 * final.c (shorten_branches): Likewise.
7419 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7420 * loop.c (reg_dead_after_loop): Likewise.
7421 * varasm.c (decode_addr_const): Likewise.
7422 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7424 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7426 * config.gcc (avr-*-*): Remove redundant "case".
7428 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7430 * tree-vect-analyze.c (vect_mark_relevant): Take
7431 VEC(tree,heap) instead of varray_type as an argument.
7432 (vect_mark_stmts_to_be_vectorized): Change the type of
7433 worklist to VEC(tree,heap). Adjust uses of worklist.
7435 2005-04-24 Devang Patel <dpatel@apple.com>
7437 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7439 2005-04-24 Ian Lance Taylor <ian@airs.com>
7441 * c-semantics.c (build_stmt): Remove test of specific tree codes
7442 for TREE_SIDE_EFFECTS handling.
7444 2005-04-24 Per Bothner <per@bothner.com>
7446 * c-opts.c (finish_options): Make the line-number of the <built-in>
7447 location 0, as assumed elsewhere, rather than 1.
7449 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7451 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7453 (tree_ssa_uncprop, uncprop_finalize_block,
7454 uncprop_initialize_block): Update uses of equiv_stack.
7456 2005-04-24 Richard Henderson <rth@redhat.com>
7459 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7460 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7462 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7463 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7464 <DIV, MOD>: Likewise.
7466 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7468 * collect2.c (main): Unlock the stdio streams.
7469 * gcc.c (main): Likewise.
7470 * gcov-dump.c (main): Likewise.
7471 * gcov.c (main): Likewise.
7472 * gen-protos.c (main): Likewise.
7473 * gensupport.c (init_md_reader_args_cb): Likewise.
7474 * protoize.c (main): Likewise.
7475 * toplev.c (general_init): Likewise.
7477 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7480 * cgraph.h (cgraph_local_info): Add vtable_method field.
7481 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7482 and node is vtable_method, finalized and not reachable, don't do
7485 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7487 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7489 * tree-ssa-pre.c (create_value_expr_from): Use
7490 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7491 * tree-ssa-propagate.c (stmt_makes_single_load,
7492 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7493 * tree-vect-transform.c (vect_is_simple_cond): Use
7495 * tree-vrp.c (extract_range_from_assert,
7496 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7499 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7500 of tpa_to_clear to VEC(int,heap). Update uses of
7501 tpa_to_clear. Free tpa_to_clear at the end.
7503 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7505 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7508 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7510 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7511 and gcc_unreachable as appropriate.
7512 (num_insns_constant, output_vec_const_move,
7513 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7514 rs6000_emit_set_const, rs6000_emit_move,
7515 spe_build_register_parallel, function_arg,
7516 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7517 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7518 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7519 rs6000_common_init_builtins, expand_block_clear,
7520 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7521 extract_ME, rs6000_get_some_local_dynamic_name,
7522 rs6000_output_function_entry, print_operand,
7523 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7524 output_cbranch, output_e500_flip_gt_bit,
7525 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7526 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7527 compute_save_world_info, rs6000_stack_info,
7528 rs6000_emit_load_toc_table, rs6000_frame_related,
7529 spe_synthesize_frame_save, rs6000_emit_epilogue,
7530 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7531 output_function_profiler, rs6000_trampoline_size,
7532 rs6000_initialize_trampoline, find_addr_reg,
7533 rs6000_machopic_legitimize_pic_address,
7534 rs6000_initial_elimination_offset,
7535 rs6000_dbx_register_number): Likewise.
7536 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7537 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7538 *movti_power, *movti_string, call, call_value, sibcall,
7539 sibcall_value): Likewise.
7540 * config/rs6000/spe.md (*movdf_e500_double,
7541 *movv2si_internal): Likewise.
7542 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7545 2005-04-24 Richard Henderson <rth@redhat.com>
7548 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7549 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7550 Deny modes smaller than 4 bytes.
7551 * config/i386/i386-protos.h: Update.
7553 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7555 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7556 Switch h8300-*-rtems* to ELF.
7558 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7560 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7562 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7564 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7566 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7569 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7571 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7573 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7574 definitions of ssa names in condition. Split recusive part to ...
7575 (tree_simplify_using_condition_1): New function.
7576 (expand_simple_operations): New function.
7578 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7580 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7581 (find_interesting_uses_cond): Do not use integer_zerop and
7582 integer_nonzerop to check for integer constants.
7583 (set_use_iv_cost): Record the value field.
7584 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7585 determine_use_iv_cost_outer): Set the value field of the cost pair.
7586 (may_eliminate_iv): Do not return the comparison code.
7587 (iv_elimination_compare): New function.
7588 (determine_use_iv_cost_condition): Set the value field. Record
7589 noneliminable invariants correctly.
7590 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7592 2005-04-23 DJ Delorie <dj@redhat.com>
7594 * diagnostic.c (warning): Accept parameter to classify warning option.
7595 (warning0): New, for when a pointer to an error() like function is needed.
7596 * errors.c (warning): Likewise.
7597 * errors.h (warning, warning0): Adjust prototypes.
7598 * toplev.h (warning, warning0): Likewise.
7600 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7601 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7602 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7603 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7604 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7605 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7606 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7607 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7609 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7610 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7611 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7612 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7613 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7614 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7615 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7616 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7617 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7618 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7619 config/rs6000/aix52.h, config/rs6000/darwin.h,
7620 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7621 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7622 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7623 config/stormy16/stormy16.c, config/v850/v850-c.c,
7624 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7627 2005-04-23 Richard Henderson <rth@redhat.com>
7630 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7631 performing some integral scalar simplifications.
7633 2005-04-23 Richard Henderson <rth@redhat.com>
7636 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7637 simplifying CONST_VECTOR.
7639 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7641 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7642 heap as an argument. Update uses of stack.
7643 (calculate_live_on_entry): Allocate stack on heap.
7645 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7646 partition_link and tpa_nodes on heap.
7648 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7649 (mark_stmt_necessary, propagate_necessity,
7650 mark_really_necessary_kill_operand_phis): Update uses of
7652 (tree_dce_init): Allocate worklist using VEC_alloc.
7653 (tree_dce_done): Free worklist using VEC_free.
7655 2005-04-23 Mike Stump <mrs@apple.com>
7657 * config/darwin.c (machopic_indirection_name): Don't use
7659 (darwin_emit_unwind_label): Use user_label_prefix instead of
7662 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7664 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7666 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7668 * config.gcc <cris-*>: Specify .opt files.
7669 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7670 config/cris/linux.opt: New files.
7671 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7672 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7673 (TARGET_ELF): Override to 0.
7674 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7675 -melinux-stacksize=N.
7676 * config/cris/cris.c: (cris_handle_option): New function.
7677 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7678 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7679 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7680 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7681 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7682 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7683 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7684 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7685 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7686 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7687 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7688 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7689 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7690 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7691 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7692 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7693 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7694 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7695 (TARGET_LINUX): Define 0.
7696 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7697 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7698 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7699 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7700 (TARGET_LINUX): Override to 1.
7701 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7703 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7705 * haifa-sched.c (schedule_block): Fix thinko in previous
7706 assertification patch.
7708 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7710 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7711 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7712 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7713 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7714 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7715 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7716 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7718 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7719 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7720 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7721 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7722 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7723 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7724 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7725 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7726 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7727 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7728 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7729 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7730 (SUBTARGET_OPTIONS): Delete.
7731 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7732 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7733 instead of a string.
7734 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7735 (pa_cpu_string, pa_unix_string): Delete.
7736 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7737 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7739 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7740 (pa_handle_option): New function.
7741 (override_options): Remove handling of -march=, -mfixed-range=,
7742 -mschedule= and -munix=.
7743 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7744 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7745 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7746 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7747 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7748 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7749 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7751 * config/pa/pa.opt: New file.
7752 * config/pa/pa-hpux.opt: New file.
7753 * config/pa/pa-hpux1010.opt: New file.
7754 * config/pa/pa-hpux1111.opt: New file.
7755 * config/pa/pa64-hpux.opt: New file.
7757 2005-04-22 David S. Miller <davem@davemloft.net>
7759 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7760 integer when it's mode is VOIDmode not DImode.
7762 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7764 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7765 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7766 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7767 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7768 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7769 "bne- $-xxx" rather than local labels.
7770 (sync_lock_release<mode>): Add second operand.
7771 (lwsync): Use .long rather than a more meaningful opcode.
7772 * doc/md.texi (Standard Names): Add description of second
7773 parameter to sync_lock_test_and_set.
7775 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7777 PR tree-optimization/21088
7778 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7780 * tree-vrp.c (compare_values): Use fold_binary to compare
7781 pointers. Use boolean_type_node as the type of a comparison
7782 expression being folded.
7783 * tree.h: Add prototypes for fold_unary, fold_binary,
7786 * tree-ssa-dom.c: Fix formatting.
7788 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7790 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7791 * lambda-code.c (perfect_nestify): Mark virtual operands in
7792 the moved statement for renaming.
7793 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7794 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7795 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7796 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7797 * tree-flow.h (struct var_ann_d): Update comments.
7798 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7799 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7800 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7801 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7802 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7803 debug_names_replaced_by): Remove declarations.
7804 (delete_update_ssa, get_current_def, set_current_def): Declare.
7805 (rewrite_into_loop_closed_ssa): Add new argument. Update
7807 * tree-into-ssa.c: Include params.h.
7808 (old_virtual_ssa_names): Remove. Update all users.
7809 (need_to_replace_names_p): Remove. Update all users.
7810 (struct update_ssa_stats_d): Declare.
7811 (update_ssa_stats): New local.
7812 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7813 dump_tree_ssa_stats, debug_tree_ssa_stats,
7814 dump_update_ssa, debug_update_ssa,
7815 dump_names_replaced_by, debug_names_replaced_by): Declare.
7816 (get_current_def, set current_def): Make extern.
7817 (is_old_name, is_new_name): Protect against references
7818 past the end of the sets.
7819 (add_new_name_mapping): Assert that OLD and NEW are
7820 different SSA names for the same symbol.
7821 When adding a virtual mapping, update stats for virtual
7823 (insert_phi_nodes_for): If UPDATE_P is true, create the
7824 LHS of the new PHI by duplicating SSA name VAR.
7825 (insert_phi_nodes_1): Remove. Update all users.
7826 (insert_phi_nodes): Remove second argument. Update all
7828 (maybe_replace_use, maybe_replace_def): New.
7829 (rewrite_update_stmt): Call them.
7830 (mark_def_interesting): Remove calls to is_gimple_reg.
7831 (prepare_phi_args_for_update): Remove. Update all users.
7832 (prepare_block_for_update): Only process virtual operands
7833 and GIMPLE registers in normal form.
7834 (prepare_use_sites_for): New.
7835 (prepare_names_to_update): Rename from prepare_def_sites.
7836 Call prepare_use_sites_for.
7837 (dump_update_ssa): Rename from dump_repl_tbl.
7839 Show statistics for virtual mapping heuristic.
7840 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7841 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7842 (delete_update_ssa): Make extern.
7843 (mark_set_for_renaming): If the set is empty, do nothing.
7844 (release_ssa_name_after_update_ssa): Update comment.
7845 (insert_updated_phi_nodes_for): Do not remove existing
7846 PHI nodes for symbols.
7847 (switch_virtuals_to_full_rewrite_p): New.
7848 (switch_virtuals_to_full_rewrite): New.
7849 (update_ssa): Call them.
7850 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7851 for every statement before updating.
7852 If all the names in NEW_SSA_NAMES have been marked for
7853 removal, do nothing.
7854 Only start at the top of the CFG if there are symbols in
7856 (ssa_rewrite_finalize_block): Remove.
7857 (ssa_register_new_def): Remove.
7858 (ssa_rewrite_stmt): Remove.
7859 (ssa_rewrite_phi_arguments): Remove.
7860 (ssa_rewrite_initialize_block): Remove.
7861 (ssa_mark_def_sites): Remove.
7862 (ssa_mark_def_sites_initialize_block): Remove.
7863 (ssa_mark_phi_uses): Remove.
7864 (rewrite_ssa_into_ssa): Remove.
7865 * tree-phinodes.c (find_phi_node_for): Remove.
7866 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7868 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7869 Remove calls to verify_dominators and
7870 verify_loop_structure.
7871 (tree_unswitch_single_loop): Call update_ssa.
7872 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7875 (delete_tree_ssa): Assert that need_ssa_update_p returns
7877 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7878 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7879 free_new_names): Remove. Update all users.
7880 (rename_use_op): Call get_current_def.
7881 (rename_variables_in_bb): Do not handle any real or
7883 (slpeel_update_phis_for_duplicate_loop): Call
7884 get_current_def and set_current_def instead of using
7886 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7887 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7888 ssa_names_to_replace and delete_update_ssa.
7889 * doc/invoke.texi: Document --param min-virtual-mappings
7890 and --param virtual-mappings-ratio.
7892 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7894 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7895 for newly created PHI nodes.
7896 Call create_new_def_for for every new V_MAY_DEF and
7897 V_MUST_DEF on the copied statement.
7898 (struct ssa_name_map_entry): Remove.
7899 (ssa_name_map_entry_hash): Remove.
7900 (ssa_name_map_entry_eq): Remove.
7901 (allocate_ssa_names): Remove.
7902 (rewrite_to_new_ssa_names_def): Remove.
7903 (rewrite_to_new_ssa_names_use): Remove.
7904 (rewrite_to_new_ssa_names_bb): Remove.
7905 (rewrite_to_new_ssa_names): Remove.
7906 (tree_duplicate_sese_region): Remove variables ver,
7907 definitions, phi, ssa_name_map and bi.
7908 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7911 update_ssa instead of rewrite_ssa_into_ssa.
7912 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7914 (find_uses_to_rename_use): Add argument 'need_phis'.
7915 (find_uses_to_rename_stmt): Do not scan virtual operands.
7916 (find_uses_to_rename): Only scan PHI nodes for
7918 (rewrite_into_loop_closed_ssa): Call update_ssa.
7919 (check_loop_closed_ssa_use): Ignore virtual operands.
7920 (check_loop_closed_ssa_stmt): Likewise.
7921 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7923 (rename_variables, set_phi_def_stmts): Remove.
7924 (tree_duplicate_loop_to_header_edge): Reformat comment.
7925 Remove variables BB, I and DEFINITIONS.
7926 Call need_ssa_update_p.
7928 (lv_adjust_loop_header_phi): Reformat comment.
7929 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7930 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7931 mark_for_rewrite, unmark_all_for_rewrite,
7932 marked_ssa_names): Remove. Update all users.
7933 (release_ssa_name): If VAR has been registered for SSA
7934 updating, do nothing.
7935 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7936 (build_assert_expr_for): Call register_new_name_mapping.
7937 (insert_range_assertions): Update call to update_ssa.
7938 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7939 marked_for_rewrite_p, any_marked_for_rewrite_p,
7940 marked_ssa_names): Remove.
7942 2005-04-22 Jeff Law <law@redhat.com>
7944 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7945 (restore_currdefs_to_original_value): Likewise.
7946 (register_definitions_for_stmt): Likewise.
7947 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7948 for each variable. Do not allocate/free block_defs_stack either.
7949 Do not iterate if we just thread jumps. Only iterate if the
7950 tree_cleanup_cfg does useful work (temporary).
7951 (dom_opt_initialize_block): No longer push a marker on
7953 (dom_opt_finalize_block): Removal call to restore currdefs.
7954 Relax restrictions for recording edge equivalences.
7955 (record_equivalences_from_phis): No longer need to track
7957 (optimize_stmt): Similarly.
7958 (thread_across_edge): Simplify by removing the requirement that
7959 statements in the block we are threading through must be nops.
7960 (initialize_hash_element): Handle GOTO_EXPR.
7962 2005-04-22 David S. Miller <davem@davemloft.net>
7964 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7966 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7967 fix check on CONST_DOUBLE mode. It should be VOIDmode
7968 when it is representing an integer.
7970 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7972 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7973 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7974 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7975 find_char_info_specifier_index,
7976 find_length_info_modifier_index): Likewise.
7977 * c-typeck.c (composite_type, pop_init_level): Likewise.
7978 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7979 * cse.c (cse_insn): Likewise
7980 * dominance.c (calc_dfs_tree): Likewise
7981 dwarf2out.c (loc_descriptor_from_tree_1,
7982 add_abstract_origin_attribute, force_decl_die,
7983 force_type_die): Likewise
7984 emit-rtl.c (operand_subword_force): Likewise
7985 explow.c (hard_function_value): Likewise
7986 expmed.c (store_bit_field, expand_divmod,
7987 emit_store_flag_force): Likewise
7988 expr.c (emit_move_multi_word, store_expr,
7989 expand_expr_real_1): Likewise
7990 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7991 output_operand): Likewise
7992 flow.c (recompute_reg_usage): Likewise
7993 * function.c (assign_stack_temp_for_type, assign_temp,
7994 handle_epilogue_set): Likewise
7995 * genextract.c (main): Likewise
7996 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7997 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7998 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7999 ready_remove, rm_line_notes, rm_other_notes,
8000 schedule_block): Likewise
8001 mips-tfile.c (copy_object, out_of_bounds): Likewise
8003 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8006 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8007 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8008 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8009 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8011 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8013 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8015 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8016 (gcc_tree_to_linear_expression): Convert to heap allocated
8018 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8019 lbv_to_gcc_expression, lle_to_gcc_expression,
8020 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8021 perfect_nestify): Likewise.
8022 lambda.h (gcc_loopnest_to_lambda_loopnest,
8023 lambda_loopnest_to_gcc_loopnest): Likewise.
8024 tree-loop-linear.c (linear_transform_loops): Likewise.
8026 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8028 * config/sparc/predicates.md (arith_double_operand): Use
8029 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8030 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8031 (DImode, DFmode constant splitters): Likewise. Remove code for
8032 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8033 (logical constant splitters): Use const_int_operand predicate.
8034 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8035 HOST_BITS_PER_WIDE_INT < 64.
8037 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8039 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8040 gcc_unreachable as appropriate.
8041 (force_mode, emit_move_sequence, singlemove_string,
8042 output_move_double, output_fp_move_double, find_addr_reg,
8043 output_block_move, output_block_clear, output_and,
8044 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8045 pa_adjust_cost, pa_issue_rate, print_operand,
8046 output_global_address, output_arg_descriptor, output_cbranch,
8047 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8048 output_call): Likewise.
8049 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8050 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8052 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8054 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8055 _gcov_pow2_profiler and _gcov_one_value_profiler.
8056 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8057 (GTFILES): Add $(srcdir)/tree-profile.c.
8058 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8059 __gcov_one_value_profiler): Declare.
8060 * gimplify.c (force_gimple_operand): Check whether the statements
8061 should be produced in ssa form.
8062 (force_gimple_operand_bsi): New function.
8063 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8064 __gcov_one_value_profiler): New functions.
8065 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8066 the profiled value is a power of two or not.
8067 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8068 * tree-flow.h (in_ssa_p): Declare.
8069 (force_gimple_operand_bsi): Declare.
8070 * tree-into-ssa.c (in_ssa_p): New variable.
8071 (rewrite_into_ssa): Set in_ssa_p.
8072 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8073 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8074 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8075 tree_one_value_profiler_fn): New variables.
8076 (tree_init_edge_profiler): Initialize the profiler function decls.
8077 (tree_gen_edge_profiler): Use global gcov_type_node.
8078 (prepare_instrumented_value): New function.
8079 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8080 tree_gen_one_value_profiler): Call the library functions instead of
8081 creating instrumentation code.
8082 * tree.c (build_fn_decl): New function.
8083 * tree.h (build_fn_decl): Declare.
8084 * value-prof.c (rtl_divmod_values_to_profile,
8085 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8086 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8087 Do not handle may_be_other and precise values of exponents at pow2
8089 (tree_mod_subtract_transform): Reflect that value field of
8090 histogram has changed meaning.
8091 (tree_divmod_values_to_profile): Record the values correctly.
8092 (tree_values_to_profile): Update comment.
8093 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8095 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8097 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8100 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8102 * config/i386/i386.md (length_immediate): Use gcc_assert or
8103 gcc_unreachable, as appropriate.
8104 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8105 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8106 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8107 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8108 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8109 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8110 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8111 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8112 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8113 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8114 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8115 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8116 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8117 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8118 *prefetch_sse_rex): Likewise.
8119 * config/i386/predicates.md (x86_64_immediate_operand,
8120 x86_64_zext_immediate_operand, symbolic_operand,
8121 no_seg_address_operand, aligned_operand,
8122 memory_displacement_operand): Likewise.
8123 * config/i386/sse.md (*mov<mode>_internal,
8124 *movv2df_internal): Likewise.
8126 2005-04-22 Jan Hubicka <jh@suse.cz>
8128 * Makefile.in (ipa.o, ipa-inline.o): New files.
8129 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8130 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8131 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8132 * cgraphunit.c (cgraph_default_inline_p,
8133 cgraph_decide_inlining_incrementally, ncalls_inlined,
8134 nfunctions_inlined, initial_insns, overall_insns,
8135 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8136 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8137 cgraph_mark_inline, cgraph_check_inline_limits,
8138 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8139 update_callee_keys, lookup_recursive_calls,
8140 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8141 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8142 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8143 pass_ipa_inline): Move to ipa-inline.c
8144 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8146 * ipa-inline.c: New file.
8148 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8150 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8151 is turned off by default on Solaris.
8153 2005-04-21 Roger Sayle <roger@eyesopen.com>
8155 * c-common.h (objc_build_method_signature): Update prototype.
8156 * stub-objc.c (objc_build_method_signature): Update the stub
8157 implementation to accept and ignore additional parameter.
8158 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8159 the value of ellipsis to objc_build_method_signature instead
8160 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8162 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8164 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8165 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8166 gen_rtx_* not gen_rtx_fmt_*.
8167 (rs6000_emit_vector_select): Likewise.
8168 (rs6000_emit_sync): New.
8169 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8170 (larx, stcx, cmp): New mode substitutions.
8171 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8172 UNSPEC_ISYNC): New constants.
8173 (rlwinm): Give name.
8174 (memory_barrier, isync, lwsync): New insns.
8175 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8176 (sync_lock_release<mode>): New expander.
8177 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8178 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8179 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8180 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8181 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8182 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8183 (sync_add<mode>_internal, sync_addshort_internal,
8184 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8185 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8186 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8188 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8189 is the memory before, not after, the operation. Clarify
8190 barrier requirements.
8192 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8194 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8195 * lambda.h (lambda_vector_min_nz): Likewise.
8196 * langhooks.h (struct lang_hooks_for_types,
8197 struct lang_hooks): Likewise.
8198 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8201 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8203 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8204 comments to avoid 'abort'. Use gcc_assert as necessary.
8205 * opts.c (common_handle_option): Likewise.
8206 * pretty-print.c (pp_base_format_text): Likewise.
8207 * print-rtl.c (print_rtx): Likewise.
8208 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8209 * regmove.c (try_auto_increment): Likewise.
8210 * reload.c (find_valid_class, find_reloads_toplev,
8211 find_equiv_reg): Likewise.
8212 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8213 merge_assigned_reloads): Likewise.
8214 * tree-inline.c (inline_forbidden_p_1,
8215 estimate_num_insns_1): Likewise.
8216 * tree-optimize.c (execute_todo): Likewise.
8217 * tree-outof-ssa.c (eliminate_phi): Likewise.
8218 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8219 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8220 * tree-ssa-operands.c (parse_ssa_operands,
8221 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8222 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8223 * tree-ssanames.c (release_ssa_name): Likewise.
8224 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8225 walk_tree): Likewise.
8227 * tree-ssa-operands.c (verify_abort): Fold into ..
8228 (verify_imm_links): ... here.
8230 2005-04-21 Richard Henderson <rth@redhat.com>
8232 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8233 on non-memory operand for previous inversion.
8235 2005-04-21 Devang Patel <dpatel@apple.com>
8237 PR optimization/20994
8238 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8239 x = !(a == b) : p , q;.
8240 (pass_if_conversion): Verify stmts and flow.
8242 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8244 * optabs.c (gen_conditional_trap): Restore #define.
8246 * alias.c (true_dependence): Remove 'abort' from comments. Use
8247 gcc_assert and gcc_unreachable as appropriate.
8248 (canon_true_dependence): Likewise.
8249 * bb-reorder.c (connect_traces): Likewise.
8250 * c-common.c (c_add_case_label): Likewise.
8251 * c-decl.c (finish_function): Likewise.
8252 * caller-save.c (insert_restore, insert_save): Likewise.
8253 * cfg.c (update_bb_profile_for_threading): Likewise.
8254 * cfganal.c (flow_active_insn_p): Likewise.
8255 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8256 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8257 cfg_layout_merge_blocks): Likewise.
8258 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8259 find_if_block): Likewise.
8260 * integrate.c (allocate_initial_values): Likewise.
8261 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8262 swap_condition, unsigned_condition, signed_condition,
8263 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8264 reg_or_subregno): Likewise.
8265 * lambda-code.c (lambda_compute_auxillary_space,
8266 lambda_transform_legal_p): Likewise.
8267 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8268 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8269 lhd_incomplete_type_error, lhd_expand_expr,
8270 lhd_types_compatible_p, lhd_tree_size): Likewise.
8271 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8272 * local-alloc.c (update_equiv_regs): Likewise.
8273 * loop-unroll.c (peel_loop_completely
8274 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8275 peel_loop_simple, unroll_loop_stupid,
8276 analyze_iv_to_split_insn): Likewise.
8277 * loop.c (gen_prefetch, find_and_verify_loops,
8278 basic_induction_var): Likewise.
8279 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8280 * value-prof.c (tree_find_values_to_profile): Likewise.
8281 * varasm.c (named_section, default_assemble_integer,
8282 decode_addr_const): Likewise.
8284 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8285 Fariborz Jahanian <fjahanian@apple.com>
8287 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8288 portion of argument passed in fpr.
8289 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8290 decide on partial argument save on stack.
8292 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8294 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8297 2005-04-21 Jan Hubicka <jh@suse.cz>
8299 * cgraphunit.c: Include tree-pass.h
8300 (cgraph_decide_recursive_inlining,
8301 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8302 cgraph_decide_inlining): Dump goes to dump_file.
8303 (cgraph_optimize): Call ipa passes instead of inliner.
8304 (cgraph_gate_inlining, pass_ipa_inline): New.
8305 * tree-optimize.c (all_ipa_passes): New static variable.
8306 (register_one_dump_file): Dead with IPA passes.
8307 (register_dump_files): Likewise.
8308 (init_tree_optimization_passes): Initialize IPA passes.
8309 (execute_todo): Do cgraph dump when asked to, do not dump function body
8311 * tree-pass.h (TODO_dump_cgraph): New macro.
8312 (ipa_passes): Declare.
8313 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8315 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8317 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8318 gcc_assert instead of abort.
8319 (classify_argument, examine_argument, construct_container,
8320 contains_128bit_aligned_vector_p, ix86_check_movabs,
8321 standard_80387_constant_opcode, standard_80387_constant_rtx,
8322 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8323 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8324 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8325 legitimize_tls_address, output_pic_addr_const,
8326 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8327 get_some_local_dynamic_name, print_operand, print_operand_address,
8328 output_387_binary_op, emit_i387_cw_initialization,
8329 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8330 ix86_expand_clear, ix86_expand_binary_operator,
8331 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8332 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8333 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8334 ix86_expand_branch, ix86_expand_setcc,
8335 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8336 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8337 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8338 memory_address_length, ix86_attr_length_immediate_default,
8339 ix86_attr_length_address_default, ix86_agi_dependant,
8340 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8341 ix86_expand_binop_builtin, ix86_force_to_memory,
8342 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8343 x86_emit_floatuns): Likewise.
8344 * config/i386/netware.c (gen_regparm_prefix,
8345 i386_nlm_strip_name_encoding): Likewise.
8346 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8348 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8350 * optabs.c (gen_condiational_trap): Remove #define.
8351 (add_equal_note): Assertify. Remove explicit indirection from
8352 call via function pointer.
8353 (expand_ternary_op, expand_simple_binop, expand_binop,
8354 expand_twoval_unop, expand_twoval_binop,
8355 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8356 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8357 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8358 prepare_float_lib_cmp, emit_conditional_move,
8359 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8360 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8361 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8362 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8364 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8366 * vec.h: Update API to separate allocation mechanism from type.
8367 (VEC_safe_grow): New.
8368 * vec.c (calculate_allocation): New.
8369 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8370 (vec_gc_free, vec_heap_free): Remove.
8371 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8373 (mangle_macro_name): New.
8374 (struct macro_def): New.
8375 (struct macro): Add multiple argument values.
8376 (macro_expans_end): New.
8377 (push_macro_expansion): Chain on new macro. Process multiple
8378 args, create follow on expansion. Return follow on argument.
8379 (macro_input): Deal with multiple arguments.
8381 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8382 (struct tree_binfo): Adjust.
8383 * basic-block.h: Define VEC(edge,gc).
8384 (struct edge_def): Adjust.
8385 (struct basic_block_def, struct edge_iterator): Likewise.
8386 (ei_container, ei_start_1, ei_last_1): Likewise.
8387 * cfg.c (connect_src, connect_dest): Likewise.
8388 * cfgrtl.c (force_nonfallthru_and_redirect)
8389 * dbxout.c (dbxout_type)
8390 * dwarf2out.c (gen_member_die)
8391 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8392 (gcc_tree_to_linear_expression): Adjust.
8393 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8394 lbv_to_gcc_expression, lle_to_gcc_expression,
8395 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8396 perfect_nestify): Likewise.
8397 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8398 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8399 * profile.c (instrument_values): Adjust.
8400 * tree-cfg.c (modified_noreturn_calls): Adjust.
8401 (remove_fallthru_edge): Likewise.
8402 * tree-dump.c (dequeue_and_dump): Adjust.
8403 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8404 * tree-flow.h (modified_noreturn_calls): Adjust.
8405 (tree_on_heap): Remove. (yay!)
8406 (register_new_def): Adjust.
8407 * tree-into-ssa.c: Define VEC(int,heap).
8408 (block_defs_stack): Adjust.
8409 (find_idf, insert_phi_nodes, register_new_def,
8410 rewrite_initialize_block, rewrite_finalize_block,
8411 register_new_update_single, rewrite_update_init_block,
8412 rewrite_update_fini_block, rewrite_blocks,
8413 ssa_rewrite_finalize_block, ssa_register_new_def,
8414 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8415 * tree-loop-linear.c (linear_transform_loops): Adjust.
8416 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8417 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8418 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8419 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8420 vrp_variables_stack): Adjust declarations.
8421 (tree_ssa_dominator_optimize): Adjust.
8422 (dom_opt_initialize_block, remove_local_expressions_from_table,
8423 restore_nonzero_vars_to_original_value,
8424 restore_vars_to_original_value,
8425 restore_currdefs_to_original_value, dom_opt_finalize_block,
8426 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8427 optimize_stmt, update_rhs_and_lookup_avail_expr,
8428 lookup_avail_expr, record_range): Likewise.
8429 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8430 (compute_antic_aux): Adjust.
8431 (inserted_exprs, create_expression_by_pieces,
8432 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8433 remove_dead_inserted_code, fini_pre): Likewise.
8434 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8435 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8436 ssa_prop_init): Likewise.
8437 * tree-ssa.c: Define VEC(bitmap,heap).
8438 (verify_name_tags): Adjust.
8439 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8440 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8441 tree_divmod_values_to_profile, tree_find_values_to_profile,
8442 value_profile_transformations): Likewise.
8443 * value-prof.h: Define VEC(histogram_value,heap).
8444 * varasm.c: Remove alias_pair pointer typedef, define
8446 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8448 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8449 not a pointer to it. Create an object vector.
8450 (extern_symbols): Turn into an object vector.
8451 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8453 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8456 * Makefile.in (tree-chrec.o): Depend on params.h.
8457 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8459 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8460 and fold build with fold_buildN.
8461 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8462 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8463 (tree_contains_chrecs): Compute an estimation of the size of the
8465 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8466 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8467 * tree-scalar-evolution.c (simple_iv): Ditto.
8468 * doc/invoke.texi (scev-max-expr-size): Documented.
8470 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8472 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8473 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8474 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8475 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8476 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8477 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8478 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8479 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8480 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8481 (darwin_fix_and_continue_switch): Delete.
8482 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8483 (SUBTARGET_SWITCHES): Delete.
8484 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8485 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8486 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8487 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8488 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8489 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8490 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8491 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8492 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8493 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8494 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8495 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8496 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8497 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8498 (TARGET_64BIT): Undef before redefining.
8499 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8500 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8501 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8502 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8503 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8504 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8505 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8506 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8507 (ix86_debug_arg_string, ix86_debug_addr_string)
8508 (ix86_align_loops_string, ix86_align_jumps_string)
8509 (ix86_align_funcs_string): Delete.
8510 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8511 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8512 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8513 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8514 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8515 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8516 (SUBTARGET_SWITCHES): Delete.
8517 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8518 (ix86_debug_addr_string): Delete.
8519 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8520 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8521 (ix86_align_loops_string, ix86_align_jumps_string)
8522 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8523 (ix86_align_funcs_string): Make static.
8524 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8525 (ix86_handle_option): New function.
8526 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8527 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8528 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8529 of darwin_fix_and_continue_switch.
8530 (darwin_one_byte_bool): Delete.
8531 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8532 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8533 to darwin_one_byte_bool.
8534 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8535 * config/i386/djgpp.opt, config/i386/i386.opt,
8536 * config/i386/sco5.opt: New files.
8538 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8540 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8541 fp_zero_operand, fp_register_operand, intreg_operand,
8542 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8543 call_operand, call_operand_address, tgd_symbolic_operand,
8544 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8545 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8546 sp64_medium_pic_operand, data_segment_operand,
8547 text_segment_operand, splittable_symbolic_memory_operand,
8548 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8549 eq_or_neq, normal_comp_operator, noov_compare_op,
8550 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8551 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8552 const64_operand, const64_high_operand, arith11_operand,
8553 arith10_operand, arith_double_operand, arith_double_4096_operand,
8554 arith_double_add_operand, arith11_double_operand,
8555 arith10_double_operand, small_int, small_int_or_double,
8556 uns_small_int, uns_arith_operand, clobbered_register,
8557 input_operand, compare_operand): Delete.
8558 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8559 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8560 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8561 (GEN_HIGHINT64, GEN_INT64): Delete.
8562 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8563 gen_safe_XOR64): Adjust for above deletion.
8564 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8565 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8566 (legitimate_constant_p): Use const_zero_operand instead.
8567 (sparc_extra_constraint_check): Likewise.
8568 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8569 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8570 (PREDICATE_CODES): Delete.
8571 * config/sparc/sparc.md: Include predicates.md.
8572 (All patterns): Adjust for new predicate names.
8573 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8574 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8575 (movdi): Use general_operand predicate.
8576 (movdi_sp64_dbl): Delete.
8577 (movdi_const64_special): Add 'N' constraint.
8578 (movdicc): Use arith10_operand predicate.
8579 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8580 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8581 (movdi_cc_reg_sp64_trunc): Delete.
8582 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8583 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8584 (subdi3_sp32): Delete.
8585 (subdi3_insn_sp32): Change to define_insn_and_split.
8586 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8587 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8588 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8589 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8590 small_int_operand predicate.
8591 (divdi3, udivdi3): Use arith_operand predicate.
8592 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8593 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8594 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8595 (xordi3_sp64_dbl): Delete.
8596 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8597 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8598 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8599 cmp_ccx_set_not): Use arith_operand predicate.
8600 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8601 * config/sparc/predicates.md: New file.
8603 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8605 PR tree-optimization/14846
8606 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8608 (fold_single_bit_test): ... here.
8609 (fold_binary): Call fold_single_bit_test_into_sign_test
8610 instead of fold_single_bit_test.
8612 2005-04-20 James E Wilson <wilson@specifixinc.com>
8615 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8616 is another declaration.
8618 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8620 * config/cris/predicates.md: New file.
8621 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8622 (cris_movem_load_rest_p): Declare.
8623 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8624 (cris_movem_load_rest_p): Ditto. Globalize.
8625 (cris_bdap_operand, cris_bdap_biap_operand,
8626 cris_orthogonal_operator, cris_commutative_orth_op,
8627 cris_operand_extend_operator,
8628 cris_additive_operand_extend_operator, cris_extend_operator,
8629 cris_plus_or_bound_operator, cris_mem_op,
8630 cris_general_operand_or_symbol,
8631 cris_general_operand_or_gotless_symbol,
8632 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8633 cris_load_multiple_op): Remove predicate functions.
8634 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8635 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8636 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8637 * config/cris/cris.md: Include predicates.md.
8638 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8640 2005-04-20 Ian Lance Taylor <ian@airs.com>
8642 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8643 * c-common.h (STMT_EXPR_STMT): Don't define.
8644 (STMT_EXPR_NO_SCOPE): Don't define.
8645 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8646 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8647 (pp_c_expression): Likewise.
8649 2005-04-20 Richard Henderson <rth@redhat.com>
8652 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8654 2005-04-20 Jeff Law <law@redhat.com>
8656 * reload1.c (reload): Ignore equivalences between pseudos and
8659 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8662 * c-tree.h (struct c_label_list): Update comment.
8663 (struct c_label_context): Rename to struct c_label_context_se.
8664 (label_context_stack): Rename to label_context_stack_se.
8665 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8666 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8667 c_end_vm_scope): New.
8668 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8669 * c-decl.c (pop_scope): Call c_end_vm_scope.
8670 (pushdecl): Call c_begin_vm_scope for variably modified
8672 (define_label): Check for jumping into scope of identifier with
8673 variably modified type. Push label on stack for those defined at
8674 current context of identifiers with variably modified type.
8675 (start_function): Create stack level for context of identifiers
8676 with variably modified type.
8677 (finish_function): Pop stack level for context of identifiers with
8678 variably modified type.
8679 * c-typeck.c (label_context_stack): Rename to
8680 label_context_stack_se.
8681 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8682 (c_finish_goto_label): Check for jumping into scope of identifier
8683 with variably modified type. Push label on stack for those jumped
8684 to from current context of identifiers with variably modified
8686 (struct c_switch): Add blocked_vm.
8687 (c_start_case): Initialize blocked_vm.
8688 (do_case): Check blocked_vm.
8689 (c_finish_case): Add comment.
8690 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8691 variable label_context_stack.
8693 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8695 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8696 conditional_replacement, value_replacement, abs_replacement,
8698 (replace_phi_edge_with_variable): Remove argument BB.
8699 (conditional_replacement, value_replacement,
8700 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8701 Update a call to replace_phi_edge_with_variable.
8703 * tree-ssa-phiopt.c: Fix comments.
8705 2005-04-20 Michael Matz <matz@suse.de>
8708 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8711 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8713 * tree-ssa-phiopt.c: Fix comment typos.
8715 PR tree-optimization/21116
8716 * tree-ssa-phiopt.c: Fix a typo.
8718 2005-04-19 Richard Henderson <rth@redhat.com>
8720 * builtins.c (expand_builtin_sync_operation): Revert last change.
8721 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8723 (expand_compare_and_swap_loop): Likewise.
8724 (expand_sync_operation): Remove fallback from NAND to AND; invert
8725 memory operand when expanding from cmpxchg.
8726 (expand_sync_fetch_operation): Likewise.
8727 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8730 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8731 when implementing NAND. Fix double-add for AFTER.
8732 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8733 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8734 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8736 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8739 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8740 to return old memory value.
8741 (sync_compare_and_swap_cc<IMODE>): Likewise.
8743 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8744 return pre-reload. Don't consider output or anti dependencies.
8745 * config/ia64/sync.md (IMODE): New.
8746 (modesuffix): Add QI and HI.
8747 (memory_barrier): Simplify expansion.
8748 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8749 (cmpxchg_acq_<IMODE>): Likewise.
8750 (sync_lock_test_and_set<IMODE>): Likewise.
8751 (sync_lock_release<IMODE>): Likewise.
8753 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8755 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8758 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8760 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8762 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8763 Joseph S. Myers <joseph@codesourcery.com>
8765 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8766 * c-typeck.c (build_c_cast): Check these options.
8767 * doc/invoke.texi: Document these options.
8769 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8771 * tree-ssa-phiopt.c: Update a comment about the pass.
8773 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8775 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8776 config/mcore/mcore.c: Fix comment typos.
8778 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8780 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8781 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8783 2005-04-19 Paul Brook <paul@codesourcery.com>
8785 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8787 2005-04-19 Andrew Haley <aph@redhat.com>
8790 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8791 looking at a field's bitpos.
8793 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8795 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8796 libiberty functions.
8798 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8800 PR tree-optimization/21096
8801 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8803 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8806 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8807 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8809 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8811 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8812 refers to the function being dumped.
8814 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8816 * varasm.c (assemble_start_function): Remove reset of in_section.
8818 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8820 PR tree-optimization/21085
8821 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8824 2005-04-19 Ben Elliston <bje@au.ibm.com>
8826 * doc/invoke.texi (Optimize Options): Refer to the correct
8827 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8829 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8831 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8832 alloca argument to be big enough.
8834 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8837 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8840 2005-04-18 Tom Tromey <tromey@redhat.com>
8842 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8845 2005-04-18 Richard Henderson <rth@redhat.com>
8847 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8848 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8849 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8850 * config/alpha/alpha-protos.h: Update.
8851 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8852 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8853 (attr type): Add ld_l, st_c, mb.
8854 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8855 iornotsi3, xorsi_internal, xornotsi3): New.
8856 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8857 (ev4_ist_c, ev4_mb): New.
8858 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8860 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8861 (ev6_ist): Add st_c.
8863 * config/alpha/sync.md: New file.
8865 2005-04-18 Richard Henderson <rth@redhat.com>
8867 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8870 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8872 2005-04-18 Devang Patel <dpatel@apple.com>
8874 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8876 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8878 PR tree-optimization/20922
8879 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8880 Fold X + c >= X and fold X - c <= X to true.
8882 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8884 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8886 (emergency_labeled_state_free): Likewise.
8888 2005-04-18 Nick Clifton <nickc@redhat.com>
8890 * config/h8300/h8300.md (jump): Remove prescan parameter from
8891 calls to final_scan_insn.
8893 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8894 parameter from calls to final_scan_insn.
8896 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8898 (v850e, v850e1): Use the v850.opt file for target specific
8901 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8903 PR tree-optimization/21001
8904 * tree-optimize.c (init_tree_optimization_passes): Move the
8905 first pass_forwprop immediately before pass_vrp.
8907 2005-04-17 Ian Lance Taylor <ian@airs.com>
8909 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8910 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8911 from enum tree_code op to bool is_sizeof.
8912 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8913 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8914 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8916 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8918 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8921 2005-04-17 Ian Lance Taylor <ian@airs.com>
8923 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8925 2005-04-17 Richard Henderson <rth@redhat.com>
8927 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8929 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8930 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8931 of indirection through ssa names while looking for the gpr counter
8933 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8934 saved va_list_gpr_size and va_list_fpr_size.
8936 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8938 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8939 both pointers or both integers.
8941 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8942 ASSERT_EXPRs for single-use variable.
8944 * tree-into-ssa.c: Fix a comment typo.
8946 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8948 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8949 -mipsN before forcing a default of -mips2.
8951 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8953 * predict.h (IS_TAKEN): Remove.
8954 * rtl.h (NOTE_PREDICTION): Likewise.
8956 * modulo-sched.c (CFG_HOOKS): Remove.
8958 * c-parser.c (N_C_TTYPES): Remove.
8960 * tree-flow-inline.h (get_stmt_operands): Remove.
8961 * lambda-code.c, tree-ssa-loop-unswitch.c,
8962 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8963 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8964 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8965 calls to get_stmt_operands.
8966 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8968 2005-04-17 Richard Henderson <rth@redhat.com>
8971 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8972 of CUMULATIVE_ARGS past the last named argument.
8973 (alpha_va_start): Expect pretend_args_size only if strictly less than
8976 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8979 * builtins.c (expand_builtin_strcat): Convert the result of
8980 strlen to the right type.
8981 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8982 avoid creating type mismatches.
8983 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8986 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8988 2005-04-16 Richard Henderson <rth@redhat.com>
8991 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8992 Use the mode of boolean_type_node when the user doesn't provide one.
8993 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8995 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8998 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9001 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9004 2005-04-16 Roger Sayle <roger@eyesopen.com>
9005 Steven Bosscher <stevenb@suse.de>
9007 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9008 (fold_unary_to_constant): Likewise.
9010 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9012 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9015 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9017 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9018 names related to target triplets.
9019 Remove i?86-*-esix from platform directory.
9020 Remove powerpc-*-eabiaix from platform directory.
9022 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9025 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9026 falling through from SUBREG case to REG.
9028 2005-04-15 Roger Sayle <roger@eyesopen.com>
9030 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9031 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9032 (fold_binary_to_constant): Simplify using fold_binary.
9033 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9035 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9037 * gthr-posix.c (pthread_cancel): Define.
9038 (pthread_mutexattr_init): Likewise.
9039 (pthread_mutexattr_settype): Likewise.
9040 (pthread_mutexattr_destroy): Likewise.
9042 2005-04-15 David S. Miller <davem@davemloft.net>
9045 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9047 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9049 PR tree-optimization/21031
9050 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9051 (forward_propagate_into_cond_1): Call it. Forward propagate
9052 integer-integer casts into COND_EXPRs.
9054 2005-04-15 Dave Korn <dave.korn@artimi.com>
9056 * gcc.c (default_compilers): Clarify obscure error message when
9057 reading from standard input.
9059 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9061 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9062 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9064 * tree-ssa-alias.c (init_alias_info): Remove a call to
9067 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9069 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9070 of non-virtual PHI nodes like we use to.
9072 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9074 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9075 (attr_copy_rtx): Do not use it.
9077 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9079 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9081 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9083 * tree-vect-transform.c (vectorizable_store): Mark necessary
9084 objects in the vectorized store needing renaming. Update the
9085 SSA graph for V_MAY_DEF operands in the original store.
9087 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9089 * tree-ssa-pre.c (compute_avail): It's okay to have
9090 TREE_INVARIANT's here, and value number the resulting expressions.
9091 (create_expression_by_pieces): Make sure operands that were
9092 min_invariant when we started, stay that way.
9094 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9096 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9098 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9100 PR tree-optimization/20936.
9101 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9103 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9105 * doc/invoke.texi: Fix typos.
9106 * doc/md.texi: Likewise.
9107 * doc/rtl.texi: Likewise.
9108 * doc/sourcebuild.texi: Likewise.
9109 * doc/tm.texi: Likewise.
9111 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9113 PR tree-optimization/21004
9114 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9115 and floorl in c99 mode only.
9116 * builtins.c (expand_builtin_int_roundingfn): Assert that
9117 fallback_fndecl is not NULL_TREE.
9119 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9121 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9122 * basic-block.h: Update the prototype for
9123 purge_all_dead_edges.
9124 * cfgexpand.c (tree_expand_cfg): Update a call to
9125 purge_all_dead_edges.
9126 * combine.c (combine_instructions): Likewise.
9127 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9128 rest_of_handle_cse2, rest_of_handle_gcse,
9129 rest_of_handle_postreload): likewise.
9131 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9134 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9135 e.g. cv-qualification conversions.
9137 2005-04-14 Mike Stump <mrs@apple.com>
9139 * config/darwin-c.c (framework_construct_pathname): We must
9140 find all headers of a framework in the first instance of it
9141 found in the seach path.
9143 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9145 PR tree-optimization/21021
9146 * tree-vrp.c (compare_values): Work around a bug in the front
9147 end that produces a comparison of mismatched types.
9149 2004-04-14 Richard Henderson <rth@redhat.com>
9151 * config/ia64/ia64.h (enum fetchop_code): Remove.
9152 (enum ia64_builtins): Move ...
9153 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9154 members except BSP and FLUSHRS.
9155 (ia64_init_builtins): Remove __sync builtins.
9156 (ia64_expand_builtin): Likewise.
9157 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9158 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9159 (ia64_expand_lock_release): Remove.
9160 * config/ia64/ia64.md (mf): Move to sync.md.
9161 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9162 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9163 * config/ia64/sync.md: New file.
9164 (memory_barrier): Rename from mf.
9165 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9166 (cmpxchg_acq_<I48MODE>): Likewise.
9167 (sync_lock_test_and_set<I48MODE>): Likewise.
9169 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9170 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9172 2004-04-14 Richard Henderson <rth@redhat.com>
9174 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9175 (ix86_compare_emitted): New.
9176 (ix86_expand_compare): Use ix86_compare_emitted if set.
9177 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9178 and ix86_compare_op0 are set.
9179 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9180 (TARGET_CMPXCHG, TARGET_XADD): New.
9181 (ix86_compare_emitted): Declare.
9182 * config/i386/i386.md: Include sync.md
9183 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9184 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9185 * config/i386/sync.md: New file.
9187 2004-04-14 Richard Henderson <rth@redhat.com>
9190 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9191 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9192 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9193 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9194 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9195 BT_FN_I8_VPTR_I8_I8): New.
9196 * builtins.def (DEF_SYNC_BUILTIN): New.
9197 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9198 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9199 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9200 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9201 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9202 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9203 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9204 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9205 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9206 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9207 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9208 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9209 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9210 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9211 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9212 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9213 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9214 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9215 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9216 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9217 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9218 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9219 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9220 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9221 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9222 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9223 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9224 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9225 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9226 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9227 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9228 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9229 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9230 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9231 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9232 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9233 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9234 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9235 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9236 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9237 BUILT_IN_SYNCHRONIZE: New.
9238 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9239 as a function. Accept __sync_ as a prefix as well.
9240 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9241 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9242 expand_builtin_lock_release): New.
9243 (expand_builtin): Call them.
9244 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9245 neither BOTH_P nor FALLBACK_P are defined.
9246 (builtin_type_for_size): New.
9247 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9248 (resolve_overloaded_builtin): New.
9249 * c-common.h (resolve_overloaded_builtin): Declare.
9250 (builtin_type_for_size): Declare.
9251 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9252 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9253 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9254 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9255 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9256 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9257 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9258 sync_compare_and_swap_cc, sync_lock_test_and_set,
9259 sync_lock_release): New.
9260 * optabs.h: Declare them.
9261 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9262 expand_sync_operation, expand_sync_fetch_operation,
9263 expand_sync_lock_test_and_set): Declare.
9264 * genopinit.c (optabs): Add sync optabs.
9265 * optabs.c (init_optabs): Initialize sync optabs.
9266 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9267 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9268 expand_sync_operation, expand_sync_fetch_operation,
9269 expand_sync_lock_test_and_set): New.
9270 * doc/extend.texi (Atomic Builtins): New section
9271 * doc/md.texi (Standard Names): Add sync patterns.
9273 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9275 * tree-eh.c (lower_try_finally_copy): Generate new code in
9276 response to goto_queue entries as if the queue was sorted by
9277 index, not pointers.
9278 (lower_try_finally_switch): Likewise.
9280 2005-04-14 Richard Henderson <rth@redhat.com>
9282 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9283 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9285 (ix86_expand_fp_movcc): Update to match.
9286 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9287 * config/i386/i386-protos.h: Update.
9288 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9289 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9291 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9293 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9296 2005-04-14 Julian Brown <julian@codesourcery.com>
9298 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9299 link failures on ppc64 Linux.
9301 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9303 * config.gcc: Set cpu_type for s390.
9305 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9307 Fix PR tree-optimization/20963
9308 * tree-ssa-pre.c (compute_avail): Remove special case for
9310 (create_expression_by_pieces): Add value numbers for forced out
9313 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9315 * config/cris/cris.md: Replace references to (reg:SI 16) with
9316 (reg:SI CRIS_SRP_REGNUM).
9318 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9320 PR tree-optimization/20657
9321 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9322 create an appropriate range from it.
9324 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9326 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9327 <UNSPEC_FIST_CEIL> case.
9329 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9330 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9331 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9332 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9333 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9334 (lfloor<mode>2): New expanders.
9335 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9336 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9337 to implement lceil and llceil built-ins as x87 intrinsic function.
9338 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9339 (lceil<mode>2): New expanders.
9341 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9343 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9344 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9346 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9349 * config/s390/s390-modes.def: Define TFmode.
9351 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9353 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9354 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9355 * config/mips/mips.c (mips16_insn_length): Remove reference to
9356 JUMP_TABLES_IN_TEXT_SECTION.
9358 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9360 * simplify-rtx.c (simplify_binary_operation_1): Return
9361 scalar or vector of constant 0, depending on the xor's
9364 2005-04-13 Dale Johannesen <dalej@apple.com>
9366 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9367 (objc-act.o): Ditto.
9368 * objc/objc-act.c (objc_gimplify_expr): New.
9369 (objc_get_callee_fndecl): New.
9370 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9371 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9372 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9374 2005-04-13 Devang Patel <dpatel@apple.com>
9376 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9379 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9381 CRIS prologue as RTL.
9382 * config/cris/cris-protos.h (cris_emit_movem_store)
9383 (cris_expand_prologue): Prototype.
9384 * config/cris/cris.c (struct machine_function): New member
9386 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9387 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9388 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9389 (cris_load_multiple_op, cris_return_address_on_stack)
9390 (cris_return_address_on_stack_for_return): ISO-Cify.
9391 (cris_store_multiple_op): New predicate function.
9392 (cris_expand_prologue, cris_emit_movem_store): New functions.
9393 (cris_print_operand) <case 'O'>: Handle modifications other than
9395 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9396 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9397 (cris_gen_movem_load): Rearrange slightly to make local variable
9398 src a parameter, removing osrc.
9399 (cris_setup_incoming_varargs): Set machine_function member
9400 stdarg_regs to correspond to the number of registers that need to
9402 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9404 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9405 cris_general_operand_or_gotless_symbol accept UNSPEC.
9406 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9407 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9408 ("*cris_store_multiple"): New pattern. Tweak common comment above
9409 this and "*cris_load_multiple".
9410 ("prologue"): New define_expand.
9412 * config/cris/cris.md ("epilogue"): Conditionalize on
9413 TARGET_PROLOGUE_EPILOGUE.
9415 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9418 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9419 fpsr 0 instead of fpsr 1.
9420 (divsf3_internal_thr): Ditto.
9421 (divdf3_internal_lat): Ditto.
9422 (divdf3_internal_thr): Ditto.
9423 (divxf3_internal_lat): Ditto.
9424 (divxf3_internal_thr): Ditto.
9426 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9428 PR tree-optimization/20913
9429 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9431 PR tree-optimization/20702
9432 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9433 dominator children that haven't been walked into.
9435 2005-04-13 Julian Brown <julian@codesourcery.com>
9437 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9438 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9441 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9443 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9444 config/i386/sse.md: Fix comment typos.
9446 * genattrtab.c (NULL_ATTR): Remove.
9447 * ifcvt.c (NULL_EDGE): Likewise.
9449 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9451 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9452 NOTE_PREDICT): Remove.
9454 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9456 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9457 * configure: Regenerate.
9458 * config.in: Likewise.
9459 * system.h: Declare vsnprintf if not already declared.
9461 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9463 * optc-gen.awk: Handle stand-alone Mask records.
9464 * opth-gen.awk: Likewise.
9465 * doc/options.texi (Option file format): Document them.
9466 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9467 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9468 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9469 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9470 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9471 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9472 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9473 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9474 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9475 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9476 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9477 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9478 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9479 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9480 TARGET_LONG_DOUBLE_128): Likewise.
9481 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9482 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9483 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9484 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9485 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9486 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9487 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9488 * config/sparc/sparc.c (fpu_option_set): New global.
9489 (sparc_handle_option): New function.
9490 (sparc_override_options): Test fpu_option_set.
9491 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9492 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9493 * config/sparc/sparc.opt: New file.
9494 * config/sparc/little-endian.opt: Likewise.
9495 * config/sparc/long-double-switch.opt: Likewise.
9497 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9499 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9500 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9501 * config/bfin/bfin.opt (mshared-library-id=): Lose
9502 Var(bfin_lib_id_given).
9504 2005-04-13 Matt Thomas <matt@3am-software.com>
9506 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9509 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9511 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9513 * cgraphunit.c (INSNS_PER_CALL): Remove.
9515 * tree-ssa-forwprop.c (vars,
9516 record_single_argument_cond_exprs,
9517 substitute_single_use_vars): Remove.
9518 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9520 (tree_ssa_forward_propagate_single_use_vars): Call
9521 forward_propagate_into_cond for each COND_EXPR.
9523 * tree-inline.c (INSNS_PER_STMT): Remove.
9525 2005-04-12 Richard Henderson <rth@redhat.com>
9527 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9528 (ix86_expand_sse_fp_minmax): ... from ...
9529 (ix86_expand_fp_movcc): ... here.
9530 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9531 * config/i386/i386-protos.h: Update.
9532 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9533 (sse_setccsf, sse_setccdf): Allow before reload.
9534 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9535 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9536 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9537 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9538 (anddf3, nanddf3, iordf3, xordf3): New.
9540 2005-04-12 Jeff Law <law@redhat.com>
9542 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9543 (tree-ssa-uncprop.o): Add dependencies.
9544 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9545 * tree-flow.h (remove_useless_stmts): Remove prototype.
9546 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9547 remove_useless_stmts.
9548 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9549 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9550 * tree-pass.h (pass_uncprop): Declare.
9551 * tree-ssa-uncprop.c: New file.
9553 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9556 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9558 2005-04-12 Caroline Tice <ctice@apple.com>
9560 Temporary fix for partitioning problems.
9561 * passes.c (rest_of_handle_final): Remove code that
9562 frees unlikely_text_section_name,
9563 * varasm.c (assemble_start_function): Test for partitioning
9564 flag before writing out section labels.
9565 (assemble_end_function): Test for partitioning flag before
9566 writing out section labels.
9568 2005-04-12 Steven Bosscher <stevenb@suse.de>
9569 Stuart Hastings <stuart@apple.com>
9570 Jan Hubicka <jh@suse.cz>
9572 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9573 references to gt-tree-cfg.h.
9574 * basic-block.h (struct basic_block_def): Don't skip rbi
9575 for garbage collection.
9576 (struct reorder_block_def): Make GTY-able.
9577 (struct control_flow_graph): New structure.
9578 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9579 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9580 but instead defines to the control_flow_graph for cfun.
9581 (label_to_block_map): New define, points to the label map of
9582 the control_flow_graph for cfun.
9583 (n_edges_for_function, n_basic_blocks_for_function,
9584 last_basic_block_for_function, basic_block_info_for_function,
9585 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9586 basic_block_info_for_function, label_to_block_map_for_function):
9587 Counterparts for the above, taking a struct function as an extra
9589 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9590 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9591 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9592 (alloc_rbi_pool, free_rbi_pool): Remove.
9593 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9594 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9596 (cfg_layout_finalize) ... and don't free it here.
9597 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9599 * flow.c (free_basic_block_vars): Set label_to_block_map and
9600 n_edges to zero too.
9601 * function.h (struct function): Add cfg field.
9602 * function.c (allocate_struct_function): Allocate the cfg.
9603 * tree-cfg.c (label_to_block_map): Remove.
9604 (build_tree_cfg): Don't allocate the rbi pool here...
9605 (delete_tree_cfg_annotations): ...and don't free it here.
9606 Also don't nullify label_to_block_map for cfun.
9608 2005-04-12 Caroline Tice <ctice@apple.com>
9610 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9611 Revert my patch from April 9.
9612 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9613 (reorder_basic_blocks): Revert my patch from April 9.
9614 (insert_section_boundary_note): Revert my patch from April 9.
9615 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9616 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9617 (COLD_END_LABEL): Revert my patch from April 9.
9618 (cold_text_section_label): Revert my patch from April 9.
9619 (cold_end_label): Revert my patch from April 9.
9620 (dwarf2out_switch_text_section): Revert my patch from April 9.
9621 (output_aranges): Revert my patch from April 9.
9622 (output_ranges): Revert my patch from April 9.
9623 (output_line_info): Revert my patch from April 9.
9624 (add_location_or_const_value_attribute): Revert my patch from April 9.
9625 (dwarf2out_var_location): Revert my patch from April 9.
9626 (dwarf2out_init): Revert my patch from April 9.
9627 (dwarf2out_finish): Revert my patch from April 9.
9628 * function.h (struct function): Revert my patch from April 9.
9629 * opts.c (decode_options): Revert my patch from April 9.
9630 * output.h (unlikely_section_label, hot_section_label,
9631 hot_section_end_label, cold_section_end_label,
9632 unlikely_text_section_name): Revert my patch from April 9.
9633 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9634 * varasm.c (unlikely_section_label, hot_section_label,
9635 hot_section_end_label, cold_section_end_label,
9636 unlikely_text_section_name): Revert my patch from April 9.
9637 (initialize_cold_section_name): Revert my patch from April 9.
9638 (unlikely_text_section): Revert my patch from April 9.
9639 (in_unlikely_text_section): Revert my patch from April 9.
9640 (named_section): Revert my patch from April 9.
9641 (function_section): Revert my patch from April 9.
9642 (current_function_section): Revert my patch from April 9.
9643 (assemble_start_function): Revert my patch from April 9.
9644 (assemble_end_function): Revert my patch from April 9.
9645 (default_section_type_flags_1): Revert my patch from April 9.
9647 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9649 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9650 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9652 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9654 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9657 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9658 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9660 2004-04-12 Richard Henderson <rth@redhat.com>
9662 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9663 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9664 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9665 (UNSPEC_*, UNSPECV_*): Renumber.
9667 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9670 From Richard Henderson <rth@redhat.com>:
9671 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9674 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9676 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9678 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9680 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9681 (bfin_library_id): New variable.
9682 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9683 instead of bfin_library_id_string.
9684 (bfin_handle_option): New function.
9685 (override_options): Remove most code to deal with shared library IDs,
9686 just check they aren't used without -mid-shared-library.
9687 (TARGET_HANDLE_OPTION): Define.
9688 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9689 * config/bfin/bfin.opt (mshared-library-id=): New.
9691 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9693 * tree-vect-transform.c: Fix comment typos.
9695 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9697 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9698 split critical edges when not possible/profitable.
9700 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9702 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9703 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9704 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9705 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9706 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9707 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9708 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9709 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9711 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9712 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9713 * config/ns32k/ns32k.opt: New file.
9715 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9717 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9718 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9719 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9720 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9721 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9722 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9723 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9724 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9725 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9726 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9727 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9728 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9729 (MASK_COLDFIRE): Formatting fixes.
9730 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9731 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9732 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9733 "_current_shared_library_a5_offset_".
9734 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9735 (MASK_ALL_CPU_BITS): New macro.
9736 (m68k_handle_option): New function.
9737 (override_options): Remove handling of m68k_library_id_string.
9738 * config/m68k/m68k.opt: New file.
9739 * config/m68k/ieee.opt: New file.
9741 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9743 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9744 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9745 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9746 (TARGET_CXX): Adjust accordingly.
9747 * target.h (struct gcc_target): Remove epxort_class_data. Add
9748 determine_class_data_visibility and class_data_always_comdat.
9749 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9750 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9751 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9752 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9753 (arm_cxx_determine_class_data_visibility): New.
9754 (arm_cxx_class_data_always_comdat): Likewise.
9755 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9756 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9757 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9758 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9759 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9762 2005-04-11 Devang Patel <dpatel@apple.com>
9764 * tree-data-ref.c (build_classic_dist_vector,
9765 compute_subscript_distance): Make externally visible.
9766 * tree-data-ref.h (build_classic_dist_vector,
9767 compute_subscript_distance): Same.
9768 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9769 Check distance vector against vectorization factor.
9770 (vect_analyze_loop): Determine vectorizaion factor before
9771 analyzing data dependences.
9772 * tree-vectorizer.c (loops_num): Make it externally visible and
9774 * tree-vectorizer.c (vect_loops_num): ... new name.
9775 * tree-vectorizer.h (vect_loops_num): New.
9777 2005-04-11 Devang Patel <dpatel@apple.com>
9779 * tree-vect-analyze.c (vect_analyze_operations): Check
9780 vectorizable codition.
9781 * tree-vect-transform.c (vect_is_simple_cond): New function.
9782 (vectorizable_condition): New function.
9783 (vect_transform_stmt): Handle condition_vec_info_type.
9784 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9785 condition_vec_info_type.
9786 (vectorizable_condition): New.
9788 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9790 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9791 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9792 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9794 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9795 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9797 * dwarf2out.c (output_line_info): Don't try to dereference
9798 a NULL current_function_decl.
9800 * config/t-slibgcc-darwin: Don't put shared libraries in
9801 directories other than $(slibdir).
9802 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9805 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9807 PR tree-optimization/20933
9808 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9809 logic to reject aliases between read-only and writable
9811 (may_alias_p): ... here.
9812 (get_tmt_for): Do not associate read-only tags to pointers
9813 whose pointed-to type is not read-only.
9814 * tree-ssa.c (verify_ssa): Check that memory stores have at
9815 least one V_MAY_DEF or V_MUST_DEF.
9817 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9820 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9821 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9822 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9823 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9825 (fwrite_unlocked): Fix prototype.
9827 * configure, config.in: Regenerate.
9829 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9831 * tree-ssa-loop-im.c: Include real.h.
9832 (determine_invariantness_stmt): If real division divisor is
9833 invariant and flag_unsafe_math_optimizations enabled, generate
9834 invariant reciprocal for hoisting.
9835 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9837 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9839 Fix PR tree-optimization/20926
9841 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9843 2005-04-11 Devang Patel <dpatel@apple.com>
9845 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9848 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9850 * fold-const.c (fold_binary_op_with_conditional_arg):
9851 use fold_buildN instead of "fold (buildN" in some
9853 (fold_unary): Likewise.
9854 (fold_binary): Likewise.
9856 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9858 Fix PR tree-optimization/20612
9859 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9861 (perfect_nestify): preheaderbb is *not* part of loop of the
9864 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9866 * tree-ssa-alias.c (may_alias_p): If the variable
9867 is a global variable and the pointer is parameter
9868 and -fargument-noalias-global is used, then
9869 the pointer cannot alias the variable.
9871 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9873 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9874 * config/sparc/sparc.h: Likewise.
9875 * config/sparc/sparc.md: Likewise.
9877 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9879 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9881 * tree-vrp.c: Fix a comment typo.
9883 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9885 PR tree-optimization/20920
9886 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9887 SSA_NAME flows through an abnormal edge.
9888 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9889 through abnormal edges.
9890 (maybe_add_assert_expr): Likewise.
9892 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9894 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9895 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9896 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9897 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9898 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9899 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9900 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9901 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9902 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9903 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9904 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9905 (TARGET_HANDLE_OPTION): Likewise.
9906 (s390_tune): Initialize to PROCESSOR_max.
9907 (s390_arch_string): Make static.
9908 (s390_tune_string, s390_warn_framesize_string): Delete.
9909 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9910 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9911 (s390_handle_arch_option, s390_handle_option): New functions.
9912 (override_options): Remove parsing of option strings.
9913 * config/s390/s390.opt: New file.
9915 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9917 * tree-complex.c (expand_vector_operations): Call
9918 update_stmt_if_modified.
9920 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9922 * tree-vect-analyze (vect_determine_vectorization_factor):
9923 Do not use GET_MODE_NUNITS.
9924 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9925 (vectorizable_load, vect_transform_loop): Likewise.
9927 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9929 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9930 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9931 * optabs.h (enum optab_index): Add new OTI_lceil.
9932 (lceil_optab): Define corresponding macro.
9933 * optabs.c (init_optabs): Initialize lceil_optab.
9934 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9935 and lceildi2 patterns.
9936 * builtins.c (expand_builtin_int_roundingfn): Handle
9937 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9938 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9939 BUILT_IN_LLCEIL{,F,L}.
9940 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9941 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9942 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9943 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9944 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9945 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9946 into lceil built-in function and (long long int)ceil{,f,l} into
9947 llceil built-in function.
9948 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9951 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9953 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9956 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9958 * config/arm/arm.c: Fix a comment typo.
9959 * doc/tree-ssa.texi: Fix a typo.
9961 2005-04-10 Steven Bosscher <stevenb@suse.de>
9963 * cselib.c (clear_table): Rename to cselib_clear_table.
9964 * cselib.h (cselib_clear_table): Add prototype.
9965 * gcse.c (gcse_main): Make 'f' argument unused.
9966 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9967 of each basic block instead.
9968 (compute_sets, compute_hash_table_work): Likewise.
9969 (constprop_register): Change int 'alter_jumps' argument to bool.
9970 (do_local_cprop): Likewise.
9971 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9972 the insn chain. Explicitly clear the cselib tables after finishing
9973 one basic block. Make sure there are no unterminated libcall blocks.
9974 Update compute_sets call.
9975 (cprop): Walk basic blocks instead of the insn chain.
9976 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9978 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9979 one_cprop_pass calls.
9981 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9983 * combine.c (combine_simplify_rtx): Remove a transformation that
9984 relies on an invalid assumption about rtl sign-extension semantics.
9986 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9988 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9989 to build_int_cst_wide.
9991 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9994 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9995 set the original address pseudo to the correct value before the
9996 original insn, if possible, and leave the insn alone, otherwise
9997 create a new pseudo, set it and replace it in the insn.
9998 * recog.c (validate_change_maybe_volatile): New.
9999 * recog.h (validate_change_maybe_volatile): Declare.
10001 2005-04-09 Caroline Tice <ctice@apple.com>
10003 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10004 Remove targetm.have_named_sections test.
10005 (fix_edges_for_rarely_executed_code): Likewise.
10006 (insert_section_boundary_note): Likewise.
10007 (reorder_basic_blocks): Check partitioning flag before calling
10008 verify_hot_cold_block_grouping.
10009 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10010 the function struct rather than global variables.
10011 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10012 (COLD_END_LABEL): Likewise
10013 (cold_text_section_label): New static global variable.
10014 (cold_end_label): Likewise.
10015 (dwarf2out_switch_text_section): Get hot/cold section labels from
10016 the function struct rather than global variables.
10017 (output_aranges): Use cold_text_section_label and cold_end_label;
10018 check partitioning flag before putting out delta.
10019 (output_ranges): Remove incorrect code attempting to use
10021 (output_line_info): Get cold section label from function struct.
10022 (add_location_or_const_value_attribute): Likewise.
10023 (get_subprogram_die): Get hot/cold section labels from function struct.
10024 (dwarf2out_var_location): Likewise.
10025 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10026 write out cold_text_section_label if partition flag is set.
10027 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10028 * function.h (struct function): Add new fields to point to hot/cold
10029 section labels: hot_section_label, cold_section_label,
10030 hot_section_end_label and cold_section_end_label; also add new field
10031 for cold text section name, unlikely_text_section_name.
10032 * opts.c (decode_options): Turn off partitioning flag if
10033 !targetm.have_named_sections.
10034 * output.h (hot_section_label): Remove.
10035 (hot_section_end_label): Remove.
10036 (cold_section_end_label): Remove.
10037 (unlikely_section_label): Remove.
10038 (unlikely_text_section_name): Remove.
10039 * passes.c (rest_of_handle_final): Remove code that frees
10040 unlikely_text_section_name.
10041 * varasm.c (unlikely_section_label): Remove.
10042 (hot_section_label): Remove.
10043 (hot_section_end_label): Remove.
10044 (cold_section_end_label): Remove.
10045 (unlikely_text_section_name): Remove.
10046 (initialize_cold_section_name): Modify to call
10047 targetm.strip_name_encoding; to store cold section name in current
10048 function struct, if it exists; and to only use the decl_section_name
10049 if flag_named_sections is true.
10050 (unlikely_text_section): Modify to get section name out of current
10051 function struct, if there is one; otherwise build it from
10052 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10053 (in_unlikely_text_section): Likewise.
10054 (named_section): Modify to get/put cold section name in current function
10055 struct, if there is one.
10056 (function_section): Change 'bool unlikely' to 'int reloc'; check
10057 targetm.have_named_sections before calling named_section.
10058 (current_function_section): Likewise.
10059 (assemble_start_function): Modify to get/put unlikely_text_section_name
10060 in current function struct; modify to get hot/cold section labels
10061 from function struct; initialize labels using
10062 ASM_GENERATE_INTERNAL_LABEL;
10063 test partitioning flag before writing out hot section label.
10064 (assemble_end_function): Test partitioning flag before writing out
10065 hot/cold section labels.
10066 (default_section_type_flags_1): Modify to use array instead of
10067 char* for unlikely_text_section_name; set flags correctly for
10068 cold text section if there is not a current function decl.
10070 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10072 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10073 and TI_VA_LIST_FPR_COUNTER_FIELD.
10074 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10075 * tree-pass.h (pass_stdarg): Add.
10076 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10077 * tree-stdarg.c: New file.
10078 * tree-stdarg.h: New file.
10079 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10080 (tree-stdarg.o): Add dependencies.
10081 * function.h (struct function): Add va_list_gpr_size and
10082 va_list_fpr_size fields.
10083 * function.c (allocate_struct_function): Initialize them.
10084 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10085 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10086 (TARGET_INITIALIZER): Add it.
10088 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10089 va_list_{g,f}pr_counter_field.
10090 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10091 area will not be used. Only save registers that tree-stdarg.c
10092 detected they need saving.
10093 (ix86_va_start): Don't set up fields that won't be used.
10095 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10096 va_list_{g,f}pr_counter_field.
10097 (setup_incoming_varargs): Don't do anything if reg_save
10098 area will not be used. Only save registers that tree-stdarg.c
10099 detected they need saving.
10100 (rs6000_va_start): Don't set up fields that won't be used.
10102 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10103 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10104 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10105 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10107 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10110 * config/i386/i386.c (construct_container): Pass empty aligned
10111 struct, union or class in memory.
10113 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10115 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10116 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10117 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10118 config/rs6000/predicates.md: Fix comment typos.
10120 * sched-int.h (haifa_insn_data): Remove blockage and units.
10121 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10122 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10123 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10125 2005-04-09 Jan Hubicka <jh@suse.cz>
10126 Steven Bosscher <stevenb@suse.de>
10128 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10129 * cfgloop.c (get_loop_exit_edges): Likewise.
10130 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10131 (unloop): Likewise.
10132 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10133 * tree-cfg.c (dump_cfg_status): Likewise.
10135 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10137 * config/rs6000/predicates.md (altivec_register_operand): Remove
10138 redundant match_code test.
10139 (gpc_reg_operand): Same.
10140 (cc_reg_operand): Same.
10141 (cc_reg_not_cr0_operand): Same.
10143 2005-04-09 Jan Hubicka <jh@suse.cz>
10145 Forgotten hunk from my last merge patch:
10146 * final.c (output_addr_const): Do not call mark_referenced.
10148 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10150 * doc/tree-ssa.texi: Add immediate use documentation.
10152 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10154 * arm.c (FL_WBUF): Define.
10155 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10156 (arm_is_6_or_7): Delete.
10157 (arm_tune_wbuf): New.
10158 (arm_override_options): Set arm_tune_wbuf.
10159 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10160 (arm_is_6_or_7): Delete declaration.
10161 (arm_tune_wbuf): New declartion.
10162 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10163 (model_wbuf): Derive from arm_tune_wbuf.
10164 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10165 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10166 (arm740t): Mark CPUs as having a write buffer.
10168 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10170 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10171 of 'const_double_operand' in operand 2 constraints. Update enable
10174 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10176 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10177 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10178 * optabs.h (enum optab_index): Add new OTI_lfloor.
10179 (lfloor_optab): Define corresponding macro.
10180 * optabs.c (init_optabs): Initialize lfloor_optab.
10181 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10182 and lfloordi2 patterns.
10183 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10184 (expand_builtin_int_roundingfn): New function.
10185 (fold_builtin_int_roundingfn): New prototype.
10186 (fold_builtin_int_roundingfn): New function, renamed from
10187 fold_builtin_lround.
10188 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10189 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10190 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10191 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10192 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10193 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10194 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10195 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10196 into lfloor built-in function and (long long int)floor{,f,l} into
10197 llfloor built-in function.
10198 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10201 2005-04-08 Ian Lance Taylor <ian@airs.com>
10203 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10204 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10205 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10206 (DO_COND, DO_BODY): Likewise.
10207 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10208 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10209 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10210 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10211 (build_continue_stmt, build_break_stmt): Don't declare.
10212 (c_do_switch_warnings): Update declaration.
10213 * c-gimplify.c (enum bc_t): Remove.
10214 (struct c_gimplify_ctx, ctxp): Remove.
10215 (push_context, pop_context): Remove static functions.
10216 (c_genericize): Don't call push_context or pop_context.
10217 (begin_bc_block, finish_bc_block): Remove static functions.
10218 (build_bc_goto): Likewise.
10219 (gimplify_c_loop): Likewise.
10220 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10221 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10222 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10223 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10224 * c-common.c (c_do_switch_warnings): Rename from
10225 c_do_switch_warnings_1.
10226 (c_do_switch_warnings) [old version]: Remove.
10227 (c_do_switch_expr_warnings): Remove.
10228 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10229 function instead of c_do_switch_expr_warnings.
10230 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10231 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10232 * c-pretty-print.c (pp_c_statement): Likewise.
10233 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10235 2005-04-08 Devang Patel <dpatel@apple.com>
10237 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10238 While selecting replacement condition pay attention to loop header.
10240 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10242 Merge from tree-cleanup-branch: VRP, store CCP, store
10243 copy-prop, incremental SSA updating of FUD chains and
10244 newly exposed symbols.
10246 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10247 (OBJS-common): Add tree-vrp.o.
10248 (tree-vrp.o): New rule.
10249 * basic-block.h (nearest_common_dominator_for_set): Declare.
10250 * common.opt (ftree-store-ccp): New flag.
10251 (ftree-copy-prop): New flag.
10252 (ftree-vrp): New flag.
10253 (ftree-store-copy-prop): New flag.
10254 * dominance.c (nearest_common_dominator_for_set): New.
10255 * domwalk.c (walk_dominator_tree): Only traverse
10256 statements in blocks marked in walk_data->interesting_blocks.
10257 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10258 * fold-const.c (fold): Handle ASSERT_EXPR.
10259 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10260 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10261 flag_tree_vrp at -O2.
10262 * timevar.def (TV_TREE_VRP): Define.
10263 (TV_TREE_COPY_PROP): Define.
10264 (TV_TREE_STORE_COPY_PROP): Define.
10265 (TV_TREE_SSA_INCREMENTAL): Define.
10266 (TV_TREE_STORE_CCP): Define.
10267 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10268 to kill_redundant_phi_nodes from comment.
10269 (verify_expr): Handle ASSERT_EXPR.
10270 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10271 argument. Update all users.
10272 (mark_call_clobbered_vars_to_rename): Remove. Update all
10274 * tree-flow-inline.h (unmodifiable_var_p): New.
10275 * tree-flow.h (enum value_range_type): Declare.
10276 (struct value_range_def): Declare.
10277 (value_range): Declare.
10278 (remove_all_phi_nodes_for): Remove. Update all users.
10279 (find_phi_node_for): Declare.
10280 (add_type_alias): Declare.
10281 (count_uses_and_derefs): Declare.
10282 (kill_redundant_phi_nodes): Remove.
10283 (rewrite_into_ssa): Remove.
10284 (rewrite_def_def_chains): Remove.
10285 (update_ssa, register_new_name_mapping, create_new_def_for,
10286 need_ssa_update_p, name_registered_for_update_p,
10287 release_ssa_name_after_update_ssa, dump_repl_tbl,
10288 debug_repl_tbl, dump_names_replaced_by,
10289 debug_names_replaced_by, mark_sym_for_renaming,
10290 mark_set_for_renaming, get_current_def, set_current_def,
10291 get_value_range, dump_value_range, debug_value_range,
10292 dump_all_value_ranges, debug_all_value_ranges,
10293 expr_computes_nonzero, loop_depth_of_name,
10294 unmodifiable_var_p): Declare.
10295 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10297 * tree-into-ssa.c (block_defs_stack): Update comment.
10298 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10299 syms_to_rename, names_to_release, repl_tbl,
10300 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10301 need_to_replace_names_p): New locals.
10302 (NAME_SETS_GROWTH_FACTOR): Define.
10303 (struct repl_map_d): Declare.
10304 (struct mark_def_sites_global_data): Add field
10305 interesting_blocks.
10306 (enum rewrite_mode): Declare.
10307 (REGISTER_DEFS_IN_THIS_STMT): Define.
10308 (compute_global_livein): Use last_basic_block instead of
10310 (set_def_block): Remove last argument. Update all callers.
10311 (prepare_use_operand_for_rename): Remove. Update all callers.
10312 (prepare_def_operand_for_rename): Remove. Update all callers.
10313 (symbol_marked_for_renaming): New.
10314 (is_old_name): New.
10315 (is_new_name): New.
10316 (repl_map_hash): New.
10317 (repl_map_eq): New.
10318 (repl_map_free): New.
10319 (names_replaced_by): New.
10320 (add_to_repl_tbl): New.
10321 (add_new_name_mapping): New.
10322 (mark_def_sites): Assume that all the operands in the
10323 statement are in normal form.
10324 (find_idf): Assert that the block in the stack is valid.
10325 (get_default_def_for): New.
10326 (insert_phi_nodes_for): Add new argument 'update_p'.
10328 If update_p is true, add a new mapping between the LHS of
10329 each new PHI and the name that it replaces.
10330 (insert_phi_nodes_1): Only call find_idf if needed.
10331 (get_reaching_def): Call get_default_def_for.
10332 (rewrite_operand): Remove.
10333 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10334 and REWRITE_THIS_STMT are false.
10335 Assume that all the operands in the statement are in
10337 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10338 (rewrite_virtual_phi_arguments): Remove.
10339 (invalidate_name_tags): Remove.
10340 (register_new_update_single, register_new_update_set,
10341 rewrite_update_init_block, replace_use,
10342 rewrite_update_fini_block, rewrite_update_stmt,
10343 rewrite_update_phi_arguments): New.
10344 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10345 Add arguments 'entry', 'what' and 'blocks'.
10346 Initialize the dominator walker according to 'what' and
10348 Start the dominator walk at 'entry'.
10349 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10350 Use it to configure the dominator walker.
10351 (rewrite_into_ssa): Remove argument 'all'.
10353 (rewrite_all_into_ssa): Remove.
10354 (rewrite_def_def_chains): Remove.
10355 (mark_def_interesting, mark_use_interesting,
10356 prepare_phi_args_for_update, prepare_block_for_update,
10357 prepare_def_site_for, prepare_def_sites,
10358 dump_names_replaced_by, debug_names_replaced_by,
10359 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10360 delete_update_ssa, create_new_def_for,
10361 register_new_name_mapping, mark_sym_for_renaming,
10362 mark_set_for_renaming, need_ssa_update_p,
10363 name_registered_for_update_p, ssa_names_to_replace,
10364 release_ssa_name_after_update_ssa,
10365 insert_updated_phi_nodes_for, update_ssa): New.
10366 * tree-loop-linear.c (linear_transform_loops): Call
10367 update_ssa instead of rewrite_into_ssa.
10368 * tree-optimize.c (vars_to_rename): Remove.
10370 (init_tree_optimization_passes): Replace
10371 pass_redundant_phi with pass_copy_prop.
10373 Replace pass_ccp with pass_store_ccp.
10374 Add pass_store_copy_prop after pass_store_ccp.
10375 (execute_todo): If the TODO_ flags don't include updating
10376 the SSA form, assert that it does not need to be updated.
10377 Call update_ssa instead of rewrite_into_ssa and
10378 rewrite_def_def_chains.
10379 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10380 (tree_rest_of_compilation):
10381 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10382 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10383 TODO_cleanup_cfg): Renumber.
10384 (TODO_verify_loops, TODO_update_ssa,
10385 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10386 TODO_update_ssa_only_virtuals): Define.
10387 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10389 * tree-phinodes.c (make_phi_node): Update documentation.
10390 (remove_all_phi_nodes_for): Remove.
10391 (find_phi_node_for): New.
10392 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10393 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10394 (interpret_rhs_modify_expr): Likewise.
10395 * tree-sra.c (decide_instantiations): Mark all symbols in
10396 SRA_CANDIDATES for renaming.
10397 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10398 (mark_all_v_defs): New function. Update all users to call it
10399 with the whole list of scalarized statements, not just the
10401 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10402 (compute_flow_insensitive_aliasing): If the tag is
10403 unmodifiable and the variable isn't or vice-versa, don't
10404 make them alias of each other.
10405 (setup_pointers_and_addressables): If the type tag for
10406 VAR is about to change, mark the old one for renaming.
10407 (add_type_alias): New.
10408 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10409 (ccp_lattice_t): Rename from latticevalue.
10410 (value): Remove. Update all users.
10411 (const_val): New local variable.
10412 (do_store_ccp): New local variable.
10413 (dump_lattice_value): Handle UNINITIALIZED.
10414 (debug_lattice_value): New.
10415 (get_default_value): Re-write.
10416 (set_lattice_value): Re-write.
10417 (def_to_varying): Remove. Update all users.
10418 (likely_value): Return VARYING for statements that make
10419 stores when STORE_CCP is false.
10420 Return VARYING for any statement other than MODIFY_EXPR,
10421 COND_EXPR and SWITCH_EXPR.
10422 (ccp_initialize): Re-write.
10423 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10424 Move to tree-ssa-propagate.c.
10425 (ccp_lattice_meet): Handle memory stores when
10426 DO_STORE_CCP is true.
10427 (ccp_visit_phi_node): Likewise.
10428 (ccp_fold): Likewise.
10429 (evaluate_stmt): Likewise.
10430 (visit_assignment): Likewise.
10431 (ccp_visit_stmt): Likewise.
10432 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10435 (pass_ccp): Use it.
10436 (do_ssa_store_ccp): New.
10437 (gate_store_ccp): New.
10438 (pass_store_ccp): Declare.
10439 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10440 (may_propagate_copy): Reformat.
10441 Don't abort if ORIG is a virtual and DEST isn't.
10442 If NEW does not have alias information but DEST does,
10444 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10445 copy_prop_kind, which_copy_prop): Declare.
10446 (stmt_may_generate_copy, get_copy_of_val,
10447 get_last_copy_of, set_copy_of_val, dump_copy_of,
10448 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10449 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10450 init_copy_prop, fini_copy_prop, execute_copy_prop,
10451 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10452 store_copy_prop): New.
10453 (pass_copy_prop, pass_store_copy_prop): Declare.
10454 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10455 'num_const_prop' and 'num_copy_prop'.
10456 (cprop_operand): Update them.
10457 (dump_dominator_optimization_stats): Dump them.
10458 (tree_ssa_dominator_optimize): Call update_ssa instead of
10460 (loop_depth_of_name): Declare extern.
10461 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10462 values for LOW or HIGH.
10463 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10464 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10465 (cprop_operand): Only propagate if VAL != OP.
10466 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10467 statement for renaming.
10468 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10469 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10470 add_type_alias if necessary.
10471 Call mark_new_vars_to_rename.
10472 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10473 mark every statement updated, call update_ssa and
10474 rewrite_into_loop_closed_ssa.
10475 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10476 from LIVEIN if VAR is a virtual.
10477 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10478 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10479 (get_call_expr_operands): Reformat statement.
10480 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10482 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10483 SSA_NAME_VALUE for every name.
10484 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10485 get_value_loaded_by): New.
10486 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10487 substitute_and_fold): Move from tree-ssa-ccp.c.
10488 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10489 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10490 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10492 * tree-ssa.c (verify_use): Fix error message.
10493 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10494 check_phi_redundancy, kill_redundant_phi_nodes,
10495 pass_redundant_phi): Remove. Update all users.
10496 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10497 add_type_alias, if necessary.
10498 * tree-vectorizer.h (struct _stmt_vect_info): Update
10499 documentation for field 'memtag'.
10500 * tree-vrp.c: New file.
10501 * tree.def (ASSERT_EXPR): Define.
10502 * tree.h (ASSERT_EXPR_VAR): Define.
10503 (ASSERT_EXPR_COND): Define.
10504 (SSA_NAME_VALUE_RANGE): Define.
10505 (struct tree_ssa_name): Add field 'value_range'.
10506 (PHI_REWRITTEN): Remove.
10507 (struct tree_phi_node): Remove field 'rewritten'.
10508 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10509 -ftree-store-copy-prop): Document.
10510 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10511 Document usage of update_ssa.
10513 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10516 * config/rs6000/predicates.md (altivec_register_operand): Accept
10518 (and64_operand): Do not limit CONST_INT to mask64_operand.
10519 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10520 (and_operand): Do not limit CONST_INT to mask_operand.
10522 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10524 PR rtl-optimization/20466
10525 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10526 for overlap of the address of each list member.
10527 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10529 2005-04-08 Mike Stump <mrs@apple.com>
10531 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10533 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10536 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10538 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10540 * function.c (push_function_context_to): Don't set
10541 contains_functions.
10542 * function.h (function): Remove contains_functions.
10543 (current_function_contains_functions): Remove.
10545 * function.h (function): Remove instrument_entry_exit.
10546 (current_function_instrument_entry_exit): Remove.
10548 * function.h (nonlocal_labels): Remove.
10550 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10552 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10553 (check_attr_value, write_attr_get, write_expr_attr_cache,
10554 find_attr, make_internal_attr): Don't reference negative_ok or
10556 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10557 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10558 (ATTR_STATIC): Adjust the value.
10560 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10562 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10564 * config/s390/tpf.h (ASM_SPEC): Define.
10566 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10568 * tree-flow.h: Remove the prototype for
10569 redirect_immediate_uses.
10570 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10572 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10574 * arm.c (arm_const_double_by_parts): New function.
10575 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10576 * arm.md (define_split for 64-bit constants): Add another one.
10578 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10580 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10582 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10584 * system.h: Revert last change.
10586 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10588 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10589 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10590 (TARGET_SWITCHES): Delete.
10591 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10592 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10593 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10594 * config/xtensa/xtensa.opt: New file.
10596 2005-04-08 Ben Elliston <bje@au.ibm.com>
10598 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10599 * config/fp-bit.h: Tidy comments.
10601 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10603 * system.h: Poison PARAMS.
10605 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10607 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10608 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10609 (TARGET_SWITCHES): Delete.
10610 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10611 * config/vax/vax.opt: New file.
10613 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10615 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10617 2005-04-07 Ian Lance Taylor <ian@airs.com>
10619 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10621 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10622 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10625 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10627 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10628 all immediate uses in PHI nodes.
10630 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10632 * arm.c (arm_const_double_inline_cost): Handle any constant by
10633 using gen_lowpart and gen_highpart_mode.
10634 (note_invalid_constants): All constants in an RTX with a constraint
10635 that permits memory are now pushed to the constant pool.
10636 (output_move_double): Delete code to handle reg to reg and
10637 constant to reg moves.
10638 (const_double_needs_minipool, output_mov_immediate): Delete.
10639 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10640 CONST_INT and CONST_VECTOR.
10641 * arm.md (ANY64): New mode macro.
10642 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10643 (movdf_soft_insn): Split reg-reg and const-reg moves.
10644 (split patterns for 64-bit constant and register moves): New.
10645 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10646 (cirrus_movdf_hard_insn): Likewise.
10647 * fpa.md (movdf_fpa): Likewise.
10648 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10649 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10651 (movv2si_internal_2): Likewise.
10652 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10653 (movdf_vfp): Likewise.
10654 * arm-protos.h (output_mov_immediate): Delete prototype.
10656 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10659 * simplify-rtx.c (simplify_unary_operation_1): Check
10660 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10662 2005-04-06 James E Wilson <wilson@specifixinc.com>
10665 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10668 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10670 * coverage.h (GCOV_TYPE_NODE): Delete.
10671 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10672 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10673 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10674 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10675 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10677 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10680 * Makefile.in (gcc.pot): Remove options.c dependency.
10681 * optc-gen.awk: Don't quote help strings with N_().
10683 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10685 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10686 the function returns a pointer type.
10688 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10690 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10691 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10692 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10693 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10694 explicit_uses members.
10695 (get_or_create_used_part_for): Initialize new fields.
10696 (fieldoff_compare): New function.
10697 (create_overlap_variables_for): Count number of fields, use
10698 heuristic to determine whether to create subvars for vars with
10699 only implicit uses.
10700 Sort the field list by offset and avoid creating duplicate SFT's.
10702 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10704 * c.opt (-F): Remove trailing whitespace from help string.
10705 (-finput-charset): Use a tab to separate the switch name and help
10707 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10708 (-ftree-vectorizer-verbose): Likewise.
10710 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10712 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10713 a PHI argument where a use occurs instead of all PHI arguments.
10715 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10717 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10720 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10722 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10723 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10724 config/bfin/bfin.h: Fix comment typos.
10726 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10728 * doc/install.texi: Update the URL for Jacks.
10729 * doc/sourcebuild.texi: Likewise.
10731 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10734 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10735 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10737 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10739 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10741 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10743 * config/v850/v850-protos.h (override_options): Delete.
10744 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10745 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10746 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10747 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10748 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10749 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10750 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10751 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10752 (OVERRIDE_OPTIONS): Delete.
10753 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10754 (small_memory_info): Remove the value field.
10755 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10756 TARGET_NO_APP_REGS.
10757 * config/v850/v850.c (small_memory): Remove the value field.
10758 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10759 (override_options): Delete.
10760 (v850_handle_memory_option, v850_handle_option): New functions.
10761 * config/v850/v850.opt: New file.
10763 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10765 * config.host: Add a section for generic hosts, and a subsection
10766 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10767 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10768 * config/host-darwin.h: New.
10769 * config/x-darwin: New.
10770 * config/i386/host-i386-darwin.c: New.
10771 * config/i386/x-darwin: New.
10772 * config/rs6000/host-darwin.c: Include host-darwin.h.
10773 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10774 (darwin_rs6000_gt_pch_use_address): Likewise.
10775 * config/rs6000/x-darwin: Change name of .o built, update
10776 dependencies for changes to rs6000/host-darwin.c.
10778 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10781 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10783 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10785 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10786 split_loop_exit_edge instead of loop_split_edge_with.
10788 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10790 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10791 UNSPEC_SET_VSCR): New constants, used throughout.
10792 (*andc3_v4sf): New.
10793 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10795 (altivec_vspltis<VI_char>): ... this pattern, using
10796 a QImode const_int_operand for the immediate.
10797 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10800 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10803 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10805 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10807 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10809 2005-04-06 Ben Elliston <bje@au.ibm.com>
10811 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10812 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10813 macros as living in "this file" and not gcc.h.
10815 2005-04-06 Ben Elliston <bje@au.ibm.com>
10817 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10818 -ftree-live_range_split. Perhaps renamed at some point?
10820 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10823 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10824 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10826 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10828 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10829 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10830 (number_of_iterations_special): New function.
10831 (number_of_iterations_exit): Use number_of_iterations_special.
10832 Use simplify_using_outer_evolutions only at -O3.
10833 (number_of_iterations_cond, tree_simplify_using_condition,
10834 simplify_using_initial_conditions, loop_niter_by_eval,
10835 compare_trees, can_count_iv_in_wider_type_bound,
10836 simplify_using_outer_evolutions): Use fold_build.
10838 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10840 * doc/install.texi (Configuration): Document --with-java-home.
10842 2005-04-05 Richard Henderson <rth@redhat.com>
10846 * config/i386/i386.c (print_operand): Handle vector zeros.
10847 (ix86_split_to_parts): Handle CONST_VECTOR.
10848 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10849 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10850 what modes to tie for MMX and SSE registers.
10851 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10852 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10853 to vector modes as well.
10854 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10855 properly as an input mode.
10857 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10859 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10861 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10863 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10865 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10867 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10868 and local functions, set sse_nregs to 8 and float_in_sse.
10869 (function_arg_advance, function_arg): If float_in_sse, pass
10870 SFmode and DFmode arguments in SSE registers.
10871 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10873 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10874 of -funit-at-a-time.
10876 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10878 * config/i386/i386-protos.h (ix86_function_value): Accept two
10879 arguments, like the target macro.
10880 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10881 * config/i386/i386.c (ix86_function_value): Accept the second
10882 argument of the target macro.
10883 (ix86_function_ok_for_sibcall): Pass a function pointer to
10884 ix86_function_value.
10885 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10886 call to ix86_value_regno).
10887 (ix86_value_regno): Add support for returning floating point values
10890 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10892 PR tree-optimization/20076
10893 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10894 that call __builtin_return or __builtin_apply_args.
10896 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10898 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10899 Use immediate use iterator.
10900 (stmt_is_bumper_for_loop): Use immediate use iterator.
10901 * predict.c (strip_builtin_expect): Use update_stmt.
10902 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10903 on all elements of a STATEMENT_LIST.
10904 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10905 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10906 (bsi_replace): Mark stmt as modified and the update it.
10907 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10908 (expand_complex_libcal): Call update_stmt.
10909 (expand_complex_comparison): Call mark_stmt_modified.
10910 (expand_complex_operations_1): Call update_stmt_if_modified.
10911 (expand_vector_operations_1): Call mark_stmt_modified.
10912 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10913 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10914 add_immediate_use, redirect_immediate_use,
10915 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10916 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10917 (mark_new_vars_to_rename): Call update_stmt.
10918 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10919 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10921 (unmodify_stmt): Delete.
10922 (update_stmt): New. Force an update of a stmt.
10923 (update_stmt_if_modified): update a stmt if it is out of date.
10924 (get_stmt_operands): Verify stmt is NOT modified.
10925 (stmt_modified_p): Update comment.
10926 (delink_imm_use): Remove a use node from its immuse list.
10927 (link_imm_use_to_list): Link a use node to a specific list.
10928 (link_imm_use): Link a node to the correct list.
10929 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10930 it in the correct list, if appropriate.
10931 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10932 (relink_imm_use): Link a use node in place of another node in a list.
10933 (relink_imm_use_stmt): LInk a node in place of another node, and set
10935 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10936 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10937 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10938 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10939 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10940 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10941 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10942 (has_zero_uses): New. Return true if there are no uses of a var.
10943 (has_single_use): New. Return true if there is only a single use of a
10945 (single_imm_use): New. Return the simgle immediate use.
10946 (num_imm_uses): New. Return the number of immediate uses.
10947 (get_v_must_def_ops): Use is now a pointer.
10948 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10949 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10951 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10952 (delink_stmt_imm_use): Delink all immuses from a stmt.
10953 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10954 * tree-flow.h (struct dataflow_d): Delete.
10955 (immediate_use_iterator_d): New. Immediate use iterator struct.
10956 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10957 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10958 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10960 (struct stmt_ann_d): Remove dataflow_t from struct.
10961 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10962 (if_convertible_phi_p): Use FAST immuse iterator.
10963 (if_convertible_loop_p): Don't call compute_immediate_uses.
10964 (replace_phi_with_cond_modify_expr): Call update_stmt.
10965 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10966 update_stmt_if_modified.
10967 (rewrite_all_into_ssa): Initialize ssa operands.
10968 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10969 compute_immediate_uses.
10970 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10971 ssa_property is available.
10972 (execute_one_pass): Change parameters passed to execute_todo.
10973 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10974 (remove_ssa_form): Call fini_ssa_operands.
10975 (insert_backedge_copies): Delete call to modify_stmt.
10976 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10977 (release_phi_node): Delink any use nodes before releasing.
10978 (resize_phi_node): Relink any use nodes.
10979 (remove_phi_arg_num): Delink the use node.
10980 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10981 (remove_all_phi_nodes_for): Release phi node first.
10982 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10983 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10984 (scalarize_use, scalarize_copy): Call update_stmt.
10985 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10986 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10987 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10988 (ccp_initialize): Remove call to compute_immediate_uses.
10989 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10990 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10992 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10993 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10994 (eliminate_redundant_computations): Call mark_stmt_modified.
10995 (cprop_operand): Call mark_stmt_modified.
10996 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10997 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10998 (dse_optimize_stmt): Use new immuse interface.
10999 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11000 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11001 (substitute_single_use_vars): Use new immuse interface.
11002 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11003 and compute_immediate_uses.
11004 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11006 (rewrite_mem_refs): Call update_stmt.
11007 (determine_lsm): Remove call to compute_imm_uses and free_df.
11008 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11009 (try_unroll_loop_completely): Call update_stmt.
11010 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11011 (rewrite_use_compare): Call update_stmt.
11012 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11013 (rewrite_use) : Call update_stmt.
11014 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11015 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11017 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11018 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11019 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11021 (initialize_vuse_operand): New. Initialize a vuse operand.
11022 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11023 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11024 (finalize_ssa_defs): Use stmt parameter.
11025 (correct_use_link): Ensure a use node is in the correct list, and has
11026 the correct stmt pointer.
11027 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11028 finalize_ssa_v_must_defs): Also initialize use nodes.
11029 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11030 (build_ssa_operands): Seperate parsing from final operand construction.
11031 (parse_ssa_operands): New. Parse entry point for operand building.
11032 (swap_tree_operands): New. Swap 2 tree operands.
11033 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11035 (get_expr_operands): Call swap_tree_operands when needed.
11036 (copy_virtual_operands): Use initialize routines for virtual use ops.
11037 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11038 (verify_abort): New. Issue imm_use error.
11039 (verify_imm_links): New Verify imm_use links for a var.
11040 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11041 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11042 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11043 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11044 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11045 (NULL_USE_OPERAND_P) Define.
11046 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11048 (struct vuse_operand_type): New struct.
11049 (SET_USE): Call set_ssa_use_from_ptr.
11050 (USE_STMT): Define.
11051 (PHI_ARG_INDEX_FROM_USE): Define.
11052 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11053 argument via SET_USE, not PHI_ARG_DEF_TREE.
11054 * tree-ssa-pre.c (eliminate): Call update_stmt.
11055 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11057 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11058 (nearest_common_dominator_of_uses): Use imm_use iterator.
11059 (statement_sink_location): Use imm_use iterator and interface.
11060 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11061 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11062 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11063 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11064 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11065 if new parameter is true.
11066 (init_tree_ssa): Don't initialize operand cache here.
11067 (delete_tree_ssa): Don't destroy operand cache here.
11068 (propagate_into_addr): Pass in a use pointer, return true if anything
11070 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11071 (check_phi_redundancy): Use imm_use iterator.
11072 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11074 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11075 (release_ssa_name): Delink node and all elements in its imm_use list.
11076 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11077 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11078 * tree-vectorizer.c (need_imm_uses_for): Delete.
11079 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11080 * tree.h (struct ssa_imm_use_d): Define.
11081 (SSA_NAME_IMM_USE_NODE): Define.
11082 (struct tree_ssa_name): Add imm_use node.
11084 (PHI_ARG_IMM_USE_NODE): Define.
11085 (struct phi_arg_d): Add imm_use node.
11086 (struct tree_phi_node): Remove struct dataflow_d element.
11087 (TDF_STMTADDR): Define.
11089 2005-04-05 Dale Johannesen <dalej@apple.com>
11091 * doc/invoke.texi (Optimization Options): Remove
11092 duplicate -fcse-follow-jumps. Add -fweb.
11093 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11094 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11096 2005-04-05 Per Bothner <per@bothner.com>
11098 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11099 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11100 (warn_uninit): Get EXPR_LOCUS from context now instead.
11101 This fixes a USE_MAPPED_LOCATION testsuite failure.
11103 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11105 2005-04-05 Per Bothner <per@bothner.com>
11107 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11108 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11109 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11112 2004-04-05 Devang Patel <dpatel@apple.com>
11114 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11115 (lhsr<mode>3): ... new name.
11116 (altivec_vsra<VI_char>): Rename to ..
11117 (ashr<mode>3): ... new name.
11118 * config/rs6000/rs6000.c (builtin_description): Rename shift
11121 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11123 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11124 gen_lowpart_for_combine.
11125 * cse.c (gen_lowpart_if_possible): Move...
11126 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11127 gen_lowpart_SUBREG.
11128 (gen_lowpart_no_emit_general): Use it.
11130 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11132 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11135 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11137 * system.h: Fix typo.
11139 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11141 * config/bfin/bfin-modes.def: New file.
11142 * config/bfin/bfin-protos.h: New file.
11143 * config/bfin/bfin.c: New file.
11144 * config/bfin/bfin.h: New file.
11145 * config/bfin/bfin.md: New file.
11146 * config/bfin/bfin.opt: New file.
11147 * config/bfin/crti.s: New file.
11148 * config/bfin/crtn.s: New file.
11149 * config/bfin/elf.h: New file.
11150 * config/bfin/lib1funcs.asm: New file.
11151 * config/bfin/predicates.md: New file.
11152 * config/bfin/t-bfin: New file.
11153 * config/bfin/t-bfin-elf: New file.
11154 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11155 Document new attributes.
11156 (interrupt, interrupt_handler, saveall): Update documentation for
11158 * doc/install.texi (Specific): Add entry for the Blackfin.
11159 * doc/invoke.texi (Blackfin Options): New section.
11160 * doc/md.texi (Blackfin family): New section to document constraints.
11161 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11163 2005-04-05 Olivier Hainque <hainque@adacore.com>
11165 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11166 match what the system unwinder expects.
11167 * config/mips/mips.c (mips_frame_set): If we're saving the return
11168 address register and the dwarf return address column number differs
11169 from the hard register number, adjust the note reg to refer to the
11172 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11174 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11175 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11176 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11177 (processor_type): New enum.
11178 (mn10300_processor): New variable.
11179 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11180 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11181 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11182 (PROCESSOR_DEFAULT): New macro.
11183 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11184 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11185 (mn10300_handle_option, mn10300_override_options): New functions.
11186 * config/mn10300/mn10300.opt: New file.
11188 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11189 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11191 PR tree-optimization/19903
11192 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11193 that don't fit in their type after conversion.
11195 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11198 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11199 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11200 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11201 flag here. Implement using define_insn_and_split.
11202 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11203 (frndintxf2_mask_pm_i387): New insn patterns.
11204 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11205 Do not set ix86_optimize_mode_switching flag.
11206 (ceilsf2, ceildf2, ceilxf2): Same.
11207 (btruncsf2, btruncdf2, btruncxf2): Same.
11208 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11210 2005-04-05 Ian Lance Taylor <ian@airs.com>
11213 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11214 i386_pe_record_external_function.
11215 (i386_pe_record_external_function): Update declaration.
11216 * config/i386/winnt.c (struct extern_list): Add decl field.
11217 (i386_pe_record_external_function): Add decl parameter.
11218 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11220 * config/i386/i386-protos.h (i386_pe_record_external_function):
11221 Update declaration.
11223 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11225 * config/m68k/m68k-protos.h: Add a prototype for
11226 valid_dbcc_comparison_p_2.
11227 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11228 extend_operator, const_uint32_operand, const_sint32_operand,
11229 general_src_operand, nonimmediate_src_operand,
11230 memory_src_operand, post_inc_operand, pre_dec_operand,
11231 pcrel_address): Move to predicates to predicates.md.
11232 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11233 * config/m68k/m68k.md: Include predicates.md.
11234 * config/m68k/predicates.md: New.
11236 2005-04-04 Roger Sayle <roger@eyesopen.com>
11238 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11240 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11242 2005-04-04 Ian Lance Taylor <ian@airs.com>
11244 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11246 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11247 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11248 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11249 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11250 * c-common.c (c_do_switch_warnings_1): New static function broken
11251 out of c_do_switch_warnings.
11252 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11253 (c_do_switch_expr_warnings): New function.
11254 * c-common.h (c_do_switch_expr_warnings): Declare.
11256 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11257 Daniel Jacobowitz <dan@codesourcery.com>
11259 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11261 * rtlanal.c (may_trap_p): Same.
11263 2005-04-04 Dale Johannesen <dalej@apple.com>
11265 * ChangeLog: remove reference to ChangeLog.12.
11267 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11269 CRIS epilogue as RTL.
11270 * config/cris/cris.md: Change all 0 in unspec 0 to
11272 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11273 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11275 ("return"): Change to define_expand. Call cris_expand_return for
11277 ("*return_expanded"): New pattern.
11278 ("epilogue"): New define_expand.
11279 * config/cris/cris.h (PREDICATE_CODES): Add
11280 cris_load_multiple_op.
11281 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11283 (enum cris_retinsn_type): New.
11284 (struct machine_function): New member return_type.
11285 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11286 (cris_target_asm_function_epilogue): Remove, moving RTLified
11288 (cris_expand_epilogue): New function.
11289 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11290 (cris_gen_movem_load, cris_load_multiple_op)
11291 (cris_return_address_on_stack_for_return, cris_expand_return): New
11293 (cris_target_asm_function_prologue)
11294 (cris_initial_frame_pointer_offset): Call
11295 cris_reg_saved_in_regsave_area instead of complicated expression.
11296 Call cris_return_address_on_stack instead of an expression.
11297 (cris_print_operand) <case 'o', case 'O'>: New cases.
11298 (cris_return_address_on_stack): Change return-type to bool.
11299 (cris_simple_epilogue): Ditto. Return false if registers are
11301 * config/cris/cris-protos.h (cris_simple_epilogue)
11302 (cris_return_address_on_stack): Adjust prototype return type.
11303 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11304 (cris_return_address_on_stack_for_return): New prototypes.
11306 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11308 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11309 gpr_or_int12_operand.
11311 * config/frv/frv-protos.h: Add a prototype to
11312 frv_legitimate_memory_operand and frv_const_unspec_p.
11313 (frv_unspec): Move from frv.c.
11314 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11315 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11316 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11317 gpr_or_fpr_operand, gpr_or_int12_operand,
11318 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11319 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11320 int6_operand, int5_operand, uint5_operand, uint4_operand,
11321 uint1_operand, int_2word_operand, uint16_operand,
11322 upper_int16_operand, integer_register_operand,
11323 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11324 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11325 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11326 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11327 move_destination_operand, movcc_fp_destination_operand,
11328 frv_function_symbol_referenced_p, move_source_operand,
11329 condexec_dest_operand, condexec_source_operand,
11330 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11331 const_unspec_operand, gpr_or_memory_operand,
11332 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11333 icc_operand, fcc_operand, cc_operand, icr_operand,
11334 fcr_operand, cr_operand, call_operand, sibcall_operand,
11335 symbolic_operand, relational_operator,
11336 integer_relational_operator, float_relational_operator,
11337 ccr_eqne_operator, minmax_operator,
11338 condexec_si_binary_operator, condexec_si_media_operator,
11339 condexec_si_divide_operator, condexec_si_unary_operator,
11340 condexec_sf_conv_operator, condexec_sf_add_operator,
11341 condexec_memory_operand, intop_compare_operator, acc_operand,
11342 even_acc_operand, quad_acc_operand, accg_operand: Move to
11344 * config/frv/frv.h (PREDICATE_CODES): Remove.
11345 * config/frv/frv.md: Include predicates.md.
11346 * config/frv/predicates.md: New.
11348 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11351 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11352 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11353 (add_standard_iv_candidates_for_size): New function, extracting code
11354 from add_standard_iv_candidates and parameterizing it by type size.
11355 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11357 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11359 * system.h (GCOV_SIZE_TYPE): Unposion.
11360 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11361 (GCOV_TYPE_SIZE): ...this new macro.
11362 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11363 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11364 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11365 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11366 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11367 instead of unsigned_intSI_type_node.
11368 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11369 (rtl_gen_one_value_profiler_no_edge_manipulation)
11370 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11371 * value-prof.c: Include coverage.h.
11373 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11374 Diego Novillo <dnovillo@redhat.com>
11376 Fix PR tree-optimization/20703
11377 Fix PR tree-optimization/20725
11379 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11380 (create_expression_by_pieces): Ditto.
11381 (valid_in_set): Ditto. Also handle tcc_declaration.
11382 (find_or_generate_expression): Handle comparison class.
11383 (insert_into_preds_of_block): Ditto.
11384 (insert_aux): Ditto.
11385 (create_value_expr_from): Handle comparison class, recursively
11386 handle reference nodes.
11387 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11388 (execute_pre): Fix spacing.
11389 (do_fre): Renamed to execute_fre.
11391 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11393 * doc/invoke.texi (SPARC options): Document that
11394 -mlittle-endian is not supported on Linux either.
11396 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11400 * config.gcc (Obsolete configurations): Remove
11401 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11402 (sparclite-*-coff*): Delete.
11403 (sparclite-*-elf*): Likewise.
11404 (sparc86x-*-elf*): Likewise.
11405 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11406 * config/sparc/lite.h: Delete.
11407 * config/sparc/litecoff.h: Likewise.
11408 * config/sparc/liteelf.h: Likewise.
11409 * config/sparc/sp86x-elf.h: Likewise.
11410 * config/sparc/t-sparclite: Likewise.
11411 * config/sparc/t-sp86x: Likewise.
11413 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11415 * config/s390/s390-protos.h: (s390_comparison,
11416 s390_alc_comparison, s390_slb_comparison, const0_operand,
11417 consttable_operand, larl_operand, s_operand,
11418 shift_count_operand, bras_sym_operand, load_multiple_operation,
11419 store_multiple_operation, s390_plus_operand): Remove prototypes.
11420 (s390_legitimate_address_without_index_p): New prototype.
11421 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11423 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11424 const0_operand, consttable_operand, larl_operand, s_operand,
11425 shift_count_operand, bras_sym_operand, load_multiple_operation,
11426 store_multiple_operation, s390_plus_operand): Move to
11428 (check_mode): Remove.
11429 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11431 (s390_legitimate_address_without_index_p): New.
11432 * config/s390/s390.h (PREDICATE_CODES): Remove.
11433 * config/s390/s390.md: Include predicates.md.
11434 * config/s390/predicates.md: New.
11436 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11439 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11440 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11441 (NEED_INDICATE_EXEC_STACK): Define to 1.
11442 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11443 (NEED_INDICATE_EXEC_STACK): Define to 1.
11444 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11445 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11446 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11447 (pic_helper_emitted_p): New global.
11448 (emit_pic_helper): New function extracted from...
11449 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11450 Do not call emit_pic_helper if delay_pic_helper is true.
11451 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11452 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11453 (sparc_file_end): New function.
11455 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11457 * config/mcore/mcore-protos.h: Remove the prototypes for
11458 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11459 mcore_general_movdst_operand, mcore_reload_operand,
11460 mcore_arith_J_operand, mcore_arith_K_operand,
11461 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11462 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11463 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11464 mcore_literal_K_operand, mcore_addsub_operand,
11465 mcore_compare_operand, mcore_load_multiple_operation,
11466 mcore_store_multiple_operation, mcore_call_address_operand.
11467 Add a prototype for const_ok_for_mcore.
11468 * config/mcore/mcore.c (mcore_call_address_operand,
11469 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11470 mcore_arith_reg_operand, mcore_reload_operand,
11471 mcore_arith_J_operand, mcore_arith_K_operand,
11472 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11473 mcore_arith_M_operand, mcore_arith_imm_operand,
11474 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11475 mcore_literal_K_operand, mcore_addsub_operand,
11476 mcore_compare_operand, mcore_load_multiple_operation,
11477 mcore_store_multiple_operation): Move to predicates.md.
11478 (const_ok_for_mcore): Export.
11479 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11480 * config/mcore/mcore.md: Include predicates.md.
11481 * config/mcore/predicates.md: New.
11483 * config/mcore/predicates.md: Fix a comment typo.
11485 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11486 Adrian Straetling <straetling@de.ibm.com>
11488 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11489 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11490 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11492 ("imul"): Removed from "type" attribute.
11493 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11494 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11495 Changed type to imulsi.
11496 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11498 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11500 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11501 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11502 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11503 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11504 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11505 (TARGET_SWITCHES, mcore_stack_increment_string)
11506 (TARGET_OPTIONS): Delete.
11507 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11508 than *_BIT constants.
11509 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11510 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11511 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11512 (mcore_override_options): Delete mcore_stack_increment code.
11513 Change use of M340_BIT to MASK_M340.
11514 * config/mcore/mcore.opt: New file.
11516 2005-04-04 Ian Lance Taylor <ian@airs.com>
11518 * config/arm/arm.c (replace_symbols_in_block): Remove static
11521 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11523 * config/fr30/fr30-protos.h: Remove the prototypes for
11524 stack_add_operand, add_immediate_operand,
11525 high_register_operand, low_register_operand, call_operand,
11526 di_operand, and nonimmediate_di_operand.
11527 * config/fr30/fr30.c (stack_add_operand,
11528 add_immediate_operand, high_register_operand,
11529 low_register_operand, call_operand, di_operand,
11530 nonimmediate_di_operand): Move to predicates.md.
11531 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11532 * config/fr30/fr30.md: Include predicates.md.
11533 * config/fr30/predicates.md: New.
11535 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11536 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11537 mcore_call_address_operand.
11539 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11540 general_movsrc_operand.
11542 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11544 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11547 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11550 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11553 2005-04-04 Richard Henderson <rth@redhat.com>
11554 Jakub Jelinek <jakub@redhat.com>
11556 PR rtl-optimization/16104
11557 * fold-const.c (fold_unary): Fix folding of vector conversions.
11559 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11561 * config.gcc (xstormy16-*-elf): Set extra_options.
11562 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11563 * config/stormy16/stormy16.opt: New file.
11565 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11567 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11568 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11569 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11570 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11571 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11572 (TARGET_UNIX_ASM): Delete.
11573 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11574 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11575 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11576 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11577 * config/pdp11/pdp11.opt: New file.
11579 2005-04-03 Roger Sayle <roger@eyesopen.com>
11580 Alexandre Oliva <aoliva@redhat.com>
11583 * fold-const.c (non_lvalue): Split tests into...
11584 (maybe_lvalue_p): New function.
11585 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11586 C++ front-end prior to lowering into gimple form.
11588 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11590 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11591 BUILT_IN_STRNCASECMP): New.
11592 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11595 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11598 * arm.md (addsi3_compare0_for_combiner): Delete.
11599 (addsi3_compare0_scratch_for_combiner): Delete.
11600 (cmpsi_neg_shiftsi): Delete.
11601 (compare_negsi_si): New pattern.
11602 (cmpsi_negshiftsi_si): New pattern.
11603 (negated_cbranchsi4): Restrict to equality_operator.
11605 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11608 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11610 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11613 * doc/install.texi: Fix a typo.
11615 2005-04-03 Steven Bosscher <stevenb@suse.de>
11617 PR middle-end/20648
11618 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11619 a computed goto if the edge to the computed goto block has
11620 incoming abnormal edges. Clarify how the function works.
11622 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11624 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11625 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11626 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11627 hash_scan_set, reg_set_between_after_reload_p,
11628 reg_used_between_after_reload_p, get_avail_load_store_reg,
11629 eliminate_partially_redundant_load): Likewise.
11630 * postreload.c (reload_cse_simplify_set,
11631 reload_combine_note_use): Likewise.
11632 * predict.c (predict_insn, expected_value_to_br_prob,
11633 propagate_freq, expensive_function_p): Likewise.
11634 * print-rtl.c (print_rtx): Likewise.
11635 * profile.c (instrument_edges, instrument_values,
11636 compute_branch_probabilities, branch_prob, union_groups,
11637 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11638 * protoize.c (in_system_include_dir, file_could_be_converted,
11639 file_normally_convertible, gen_aux_info_file, seek_to_line,
11640 do_cleaning): Likewise.
11641 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11642 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11643 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11645 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11647 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11648 * modulo-sched.c (undo_replace_buff_elem): New structure.
11649 (kernel_number_of_cycles, ps_unschedule_node,
11650 undo_generate_reg_moves,free_undo_replace_buff,
11651 undo_permute_partial_schedule, loop_single_full_bb_p,
11652 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11653 build_loops_structure, get_sched_window): New.
11654 (generate_reg_moves): Return undo_replace_buff_elem and other
11656 (generate_prolog_epilog): Remove old loop versioning.
11657 (sms_schedule): Use loop information and loop_version.
11658 (sms_schedule_by_order): Split part of it to get_sched_window.
11659 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11660 cfg_layout_finalize and free_dominance_info before/after SMS.
11662 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11664 * cfghooks.c (lv_flush_pending_stmts,
11665 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11666 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11667 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11668 lv_add_condition_to_bb,
11669 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11670 flush_pending_stmts): New in cfg_hooks structure.
11671 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11672 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11673 lv_add_condition_to_bb): New declarations.
11674 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11676 (loop_version): Declare.
11677 * cfgloopmanip.c (cfghooks.h): Include.
11678 (duplicate_loop_to_header_edge): Change return type to bool.
11679 (loop_version, lv_adjust_loop_entry_edge): Move here.
11680 * cfgrtl.c (cfgloop.h): Include.
11681 (rtl_verify_flow_info_1): Fix.
11682 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11683 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11685 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11686 tree_lv_add_condition_to_bb): New.
11687 (tree_cfg_hooks): Add new hooks to initialization.
11688 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11689 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11691 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11693 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11694 xstormy16_below100_or_register,
11695 xstormy16_splittable_below100_or_register, and
11696 nonimmediate_nonstack_operand.
11698 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11699 xstormy16_ineqsi_operator, equality_operator,
11700 inequality_operator, shift_operator,
11701 xstormy16_below100_operand, xstormy16_below100_or_register,
11702 xstormy16_splittable_below100_or_register,
11703 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11704 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11705 equality_operator, inequality_operator,
11706 xstormy16_below100_operand, xstormy16_below100_or_register,
11707 xstormy16_splittable_below100_or_register,
11708 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11709 nonimmediate_nonstack_operand, shift_operator): Move to
11711 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11712 * config/stormy16/stormy16.md: Include predicates.md.
11713 * config/stormy16/predicates.md: New.
11715 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11717 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11718 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11719 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11720 move_operand, power_of_2_operand): Move to predicates.md.
11721 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11722 PREDICATE_CODE): Remove.
11723 * config/iq2000/iq2000.md: Include predicates.md.
11724 * config/iq2000/predicates.md: New.
11726 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11728 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11729 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11730 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11731 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11732 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11733 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11734 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11735 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11736 (TARGET_M68HC11): Delete.
11737 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11738 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11739 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11740 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11741 (nb_soft_regs): Delete.
11742 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11743 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11744 and MASK_M6812 being set simultaneously. Change the code that sets
11745 the default m68hc11_soft_reg_count to use integers instead of strings.
11746 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11747 m68hc11_soft_reg_count (which now has an int type) as the number
11749 * config/m68hc11/m68hc11.opt: New file.
11751 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11753 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11754 fp_displacement_operand, sp_displacement_operand.
11756 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11758 Remove the prototypes for tst_operand, cmp_operand,
11759 stack_register_operand, d_register_operand,
11760 hard_addr_reg_operand, splitable_operand,
11761 m68hc11_logical_operator, m68hc11_arith_operator,
11762 m68hc11_non_shift_operator, m68hc11_shift_operator,
11763 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11764 non_push_operand, hard_reg_operand, and
11765 reg_or_some_mem_operand.
11766 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11768 (tst_operand, cmp_operand, non_push_operand,
11769 splitable_operand, reg_or_some_mem_operand,
11770 stack_register_operand, d_register_operand,
11771 hard_addr_reg_operand, hard_reg_operand,
11772 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11773 m68hc11_arith_operator, m68hc11_non_shift_operator,
11774 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11776 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11777 * config/m68hc11/m68hc11.md: Include predicates.md.
11778 * config/m68hc11/predicates.md: New.
11780 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11783 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11784 change checked in along with 2005-03-03's patch for debug/20253.
11785 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11786 (remap_decl): Insert type decl in map earlier.
11788 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11790 PR tree-optimization/20640
11791 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11792 post-dominator if it has phi nodes.
11793 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11794 before dead statements.
11796 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11798 PR middle-end/20491
11799 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11801 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11803 PR rtl-optimization/20290
11804 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11805 in every iteration if the entry point is the exit test.
11807 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11809 * config/cris/cris.md (attribute "length"): Define.
11811 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11813 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11814 (word_offset_memref_operand): New.
11815 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11816 (indexed_or_indirect_operand): Delete.
11817 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11818 (indexed_or_indirect_operand): Delete.
11820 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11823 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11826 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11827 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11829 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11831 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11833 2005-04-01 Ian Lance Taylor <ian@airs.com>
11835 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11836 (rus, prus): Remove static variables.
11837 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11838 (process_command): Permit report_times and use_pipes together.
11840 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11842 * c-decl.c (validate_proto_after_old_defn): Look at
11843 TYPE_MAIN_VARIANT of argument types.
11845 2005-04-01 Paul Brook <paul@codesourcery.com>
11847 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11848 (arm_output_function_epilogue): Allow call_via_SP.
11849 (thumb_call_via_reg, arm_file_end): Ditto.
11850 * config/arm/arm.h (struct machine_function): Include space for SP.
11851 (thumb_call_via_label): Update declaration.
11853 2005-04-01 Ian Lance Taylor <ian@airs.com>
11855 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11856 doing a peephole optimization, once again put any notes in the
11859 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11861 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11863 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11865 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11866 (block_alloc, find_free_reg): Likewise.
11867 * loop-doloop.c (doloop_modify): Likewise.
11868 * loop-invariant.c (record_use): Likewise.
11869 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11870 get_iv_value, canon_condition, eliminate_implied_condition,
11871 eliminate_implied_condition, simplify_using_initial_values,
11872 shorten_into_mode, canonicalize_iv_subregs,
11873 iv_number_of_iterations): Likewise.
11874 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11875 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11876 unswitch_loop): Likewise.
11877 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11878 move_movables, replace_call_address, find_and_verify_loops,
11879 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11880 record_giv, final_giv_value, general_induction_var,
11881 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11882 loop_giv_dump): Likewise.
11884 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11885 GCOV_CHECK_WRITING): Remove.
11886 (gcov_position, gcov_rewrite): Use gcc_assert.
11887 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11888 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11889 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11892 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11894 * tree-inline.c: Fix a typo.
11896 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11898 * configure.ac (enable-checking): Explicitly set all variables for
11899 collective switch values. Alphabetize variables. Rename
11900 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11902 * doc/install.texi (enable-checking): Update documentation.
11903 * configure: Rebuilt.
11905 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11907 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11910 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11912 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11913 Also reject cases where this pattern will cause load delay stalls
11914 unless optimizing for size and it will produce a shorter sequence.
11915 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11916 variants to avoid pre-adjusting the base when possible.
11918 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11920 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11921 the frame and argument pointers.
11922 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11923 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11924 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11925 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11926 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11927 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11929 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11931 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11932 with entry for selectany attribute.
11933 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11935 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11936 (i386_pe_asm_named_section): Handle sections generated by
11937 selectany attribute.
11938 * doc/extend.texi (selectany): Document attribute.
11940 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11941 Jan Hubicka <jh@suse.cz>
11943 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11944 to fix addresses involving EBP and ESP.
11945 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11946 for SUBREGed registers.
11947 (legitimate_address_p): Accept SUBREGed registers.
11949 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11952 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11953 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11956 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11958 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11960 2005-04-01 James E Wilson <wilson@specifixinc.com>
11963 * dwarf2out.c (rtl_for_decl_init): New function.
11964 (rtl_for_decl_location): Extracted from here.
11965 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11966 add_const_value_attribute. Delete initializer_constant_valid_p call.
11968 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11970 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11971 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11972 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11973 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11974 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11975 config/i386/i386.md, config/rs6000/predicates.md,
11976 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11977 config/s390/s390.c, config/stormy16/stormy16.c,
11978 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11981 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11984 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11985 COND_EXPR and CALL_EXPR.
11987 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11990 * genautomata.c (first_cycle_unit_presence): Check all alternative
11991 states for unit presence.
11993 * doc/md.texi: Remove remark about impossibility to query unit
11994 presence in non nondeterministic automaton state.
11996 * config/ia64/ia64.c (get_template): Change order of unit querying.
11998 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12000 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12003 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12005 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12006 flag for edges outside any loops.
12008 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12010 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12012 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12014 * tree-ssa-alias.c: Follow spelling conventions.
12015 * doc/tree-ssa.texi: Fix a typo.
12017 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12019 * postreload-gcse.c: Include target.h.
12020 (gcse_after_reload_main): Return early if we cannot modify jumps.
12021 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12023 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12025 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12026 expensive operations.
12028 2005-03-31 Ian Lance Taylor <ian@airs.com>
12030 * collect2.c (lderrout): New variable.
12031 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12032 if it is set, to stderr.
12033 (handler): Unlink lderrout if it is set.
12034 (dump_file): Add "to" parameter. Change all callers.
12035 (main): Initialize lderrout.
12036 (collect_execute): Add errname parameter. Change all callers.
12037 Rename redir parameter to outname. Never pass
12038 PEX_STDERR_TO_STDOUT to pex_run.
12039 * collect2.h (collect_execute, dump_file): Update declarations.
12040 * tlink.c (tlink_execute): Add errname parameter. Change all
12042 (do_tlink): Check lderrout as well as ldout.
12044 2005-03-31 Caroline Tice <ctice@apple.com>
12046 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12047 (bb-reorder.o): Add errors.h to list of requirements.
12048 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12049 profiledbootstrap flags.
12050 * bb-reorder.c (errors.h): Add new include.
12051 (struct bbro_basic_block_data_def): Add new field, in_trace.
12052 (add_unlikely_executed_notes): Remove function.
12053 (mark_bb_for_unlikely_executed_section): Remove function.
12054 (insert_section_boundary_note): New function.
12055 (verify_hot_cold_block_grouping): New function.
12056 (push_to_next_round_p): Remove variables and tests that push all
12057 cold blocks to last round.
12058 (find_traces): Remove code that added extra round of trace finding
12059 when doing partitioning.
12060 (find_traces_1_round) : Remove variable last_round; add code to
12061 update new struct field, in_trace; correct trace_length where it was
12062 incorrect before (after call to copy_bb); change code that pushed all
12063 cold blocks to last round. Instead verify that all blocks going into
12064 a trace belong in the same partition.
12065 (connect_traces): Modify to connect the traces in two passes, if the
12066 function contains both hot and cold blocks. The first pass connects
12067 all the traces for blocks in the partition that the first block in
12068 the function belongs to; the second pass connnects all the traces
12069 containing blocks that belong in the other partition.
12070 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12071 code that automatically put the first block in a function into the
12072 hot partition if the function had any hot blocks.
12073 (fix_crossing_unconditional_branches): Check number of succ edges
12074 before attempting to get one.
12075 (fix_edges_for_rarely_executed_code): Update comment describing
12077 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12078 remove call to add_unlikely_executed_notes; add call to
12079 verify_hot_cold_block_grouping.
12080 (duplicate_computed_gotos): Don't change computed goto if it's a
12082 (partition_hot_cold_basic_blocks): Update function comment.
12083 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12085 (try_forward_edges): Likewise.
12086 (merge_blocks_move_predecessor_nojumps): Likewise.
12087 (merge_blocks_move_successor_nojumps): Likewise.
12088 (merge_blocks_move): Likewise.
12089 (try_crossjump_bb): Likewise.
12090 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12091 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12092 notes to cold bb's; remove call to update_unlikely_executed_notes.
12093 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12094 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12095 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12096 function declaration.
12097 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12098 from consideration.
12099 (rtl_can_merge_blocks): Remove redundancy from condition.
12100 (try_redirect_by_replacing_jump): Likewise.
12101 (force_nonfallthru_and_redirect): Remove code for adding
12102 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12103 (commit_one_edge_insertion): Likewise.
12104 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12105 * dbxout.c (FORCE_TEXT): Replace function_section with
12106 current_function_section.
12107 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12108 function, switch_text_section.
12109 (struct xcoff_debug): Likewise.
12110 (dbxout_function_end): Add code to put out label diffs for both
12111 hot and cold sections.
12112 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12113 for new debug_hooks funciton, switch_text_section..
12114 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12115 switch_text_section.
12116 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12117 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12118 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12119 dw_fde_switched_sections.
12120 (output_call_frame_info): Add test to see if function switches text
12121 sections in the middle; if so, use appropriate extra hot and cold
12122 section labels to compute size deltas for the hot and cold sections.
12123 (dwarf2out_begin_prologue): Add code to initialize new fields in
12125 (dwarf2out_switch_text_section): New function (invoked through
12126 debug_hook); updates new fields in dw_fde_struct appropriately and
12127 increments separate_line_info_table_in_use.
12128 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12129 dwarf2out_switch_text_section.
12130 (struct var_loc_node): Add new field, section_label.
12131 (output_aranges): Add code to check whether in hot or cold section and
12132 use the appropriate label in calculating deltas.
12133 (output_ranges): Likewise.
12134 (output_line_info): Add code to check which section we're in and
12135 use appropriate hot/cold label.
12136 (add_location_or_constant_value_attribute): Likewise.
12137 (gen_subprogam_die): Modify arange attributes to use correct labels.
12138 (dwarf2out_begin_block): Change call to function_section into call to
12139 current_function_section.
12140 (dwarf2out_end_block): Likewise.
12141 (dwarf2out_source_line): Likewise.
12142 (dwarf2out_var_location): Add code to check whether in hot or cold
12143 section and use the appropriate label.
12144 * except.c (output_function_exception_table): Change call to
12145 function_section into call to current_function_section.
12146 * final.c (profile_function): Likewise.
12147 (scan_ahead_for_unlikely_executed_note): Remove function.
12148 (final_scan_insn): Remove calls to
12149 scan_ahead_for_unlikely_executed_note, and related code for switching
12150 to cold section, except for the single time
12151 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12152 debug_hooks->switch_text_sections; replace appropriate calls to
12153 function_section with calls to current_function_section.
12154 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12155 test_bb to condition.
12156 (find_if_case_2): Likewise.
12157 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12158 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12159 * opts.c (decode_options): Change warning about hot/cold partitioning
12160 with exceptionss to inform (so as not to cause bootstrap failures);
12161 remove warning about partitioning with DWARF debug info.
12162 * output.h (current_function_section): Add new function decl.
12163 (insert_section_boundary_note): Likewise.
12164 (enum in_section): Move this declaration here from varasm.c.
12165 (unlikely_section_label): Likewise.
12166 (unlikely_text_section_name): Likewise.
12167 (last_text_section_name): New global variable.
12168 (last_text_section): Likewise.
12169 (hot_section_label): Likewise.
12170 (hot_section_end_label): Likewise.
12171 (cold_section_end_label): Likewise.
12172 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12173 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12174 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12175 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12176 insn from consideration.
12177 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12178 switch_text_section.
12179 * varasm.c (basic-block.h): Add new include.
12180 (unlikely_section_label_printed): Remove global variable.
12181 (unlikely_section_label): Make global variable not be static any more.
12182 (unlikely_text_section_name): Likewise.
12183 (hot_section_end_label): New global variable (not static)
12184 (first_function_block_is_cold): Likewise.
12185 (hot_section_label): Likewise.
12186 (cold_section_end_label): Likewise..
12187 (last_text_section): New global variable, not static.
12188 (last_text_section_name): New global variable, not static.
12189 (initialize_cold_section_name): New function.
12190 (enum in_section): Move declaration to output.h.
12191 (text_section): Update last_text_section.
12192 (unlikely_text_section): Replace code to determine cold section name
12193 with call to initialize_cold_section_name; Add code to update
12194 last_text_section; remove code for printing out label.
12195 (named_section_real): Add code to update last_text_section and
12196 last_text_section_name as appropriate.
12197 (function_section): Change test for 'unlikely' to depend on
12198 first_function_block_is_cold (moved old test to
12199 current_function_section).
12200 (current_function_section): New function.
12201 (assemble_start_function): Move code that frees
12202 unlikely_text_section_name; initialize hot_section_end_label;
12203 print hot and cold section labels at the start of the function;
12204 set first_function_block_is_cold, if appropriate; initialize l
12205 ast_text_section; add call to insert_section_boundary_note.
12206 (assemble_end_function): Add code to write out hot and cold section
12208 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12209 switch_text_section.
12210 * config/darwin.c (machopic_select_section): Replace incorrect
12211 function in base_funs; update reloc for cold sections if necessary.
12212 * config/darwin.h (SECTION_FUNCTION): Add code to update
12213 last_text_section if appropriate.
12214 (text_unlikely_section): Remove.
12215 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12216 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12217 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12218 partitioning for this architecture.
12220 2005-03-31 Olivier Hainque <hainque@adacore.com>
12222 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12223 defined and non-zero.
12225 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12228 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12231 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12234 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12235 label operand. Remove (use (unspec..)). Don't emit a label on
12237 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12238 generate inline label for load_toc_v4_PIC_1b.
12239 (rs6000_emit_load_toc_table): Likewise.
12241 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12243 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12244 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12246 2005-03-29 Devang Patel <dpatel@apple.com>
12248 * tree-sra.c (decide_block_copy): Disable scalarization of
12251 2005-03-30 Stuart Hastings <stuart@apple.com>
12252 Dale Johannesen <dalej@apple.com>
12254 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12255 * print-tree.c (print_node): Add case STATEMENT_LIST.
12257 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12259 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12260 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12261 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12262 is given with "powerpc64*" or "all", or when --with-cpu chooses
12265 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12268 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12269 gen_lexical_block_die.
12270 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12272 2005-03-31 Jan Hubicka <jh@suse.cz>
12274 2004-11-02 Jan Hubicka <jh@suse.cz>
12276 * cgraph.c (cgraph_varpool_node_name): New function.
12277 (dump_cgraph_varpool_node): New function.
12278 (dump_varpool): New function.
12279 * cgraphunit.c (cgraph_optimize): Dump varpool.
12281 2004-10-16 Jan Hubicka <jh@suse.cz>
12283 * cgraph.c (decide_is_variable_needed): New function.
12284 (cgraph_varpool_finalize_decl): Use it.
12285 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12287 * final.c (output_addr_const): Do not call mark_referenced.
12288 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12289 always go via cgraph.
12290 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12291 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12292 * tree-optimize.c (execute_inline): Mark functions called.
12293 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12295 2004-10-11 Jan Hubicka <jh@suse.cz>
12297 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12298 (cgraph_varpool_last_needed_node): New static variable.
12299 (enqueue_needed_varpool_node): Break out from ...; add items to the
12300 end of queue; update first pointers.
12301 (cgraph_varpool_mark_needed_node): ... here.
12302 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12303 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12304 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12305 (cgraph_varpool_first_unanalyzed_node): Declare.
12306 * cgraphunit.c: Include output.h.
12307 (cgraph_varpool_analyze_pending_decls): New function.
12308 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12309 for errors, analyze pending decls.
12310 (cgraph_finalize_compilation_unit): Only analyze decls.
12311 (cgraph_optimize): Assemble the decls after expanding.
12313 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12315 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12316 subvars get marked properly in tags for grouping.
12317 (add_pointed_to_var): Mark only actual pointed to
12318 variables/subvars in addresses needed.
12319 (create_overlap_variables_for): Clear call clobbered on original
12321 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12322 addresable vars with subvars into list.
12323 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12326 2005-03-30 Richard Henderson <rth@redhat.com>
12328 * cgraph.h (struct cgraph_node): Add alias.
12329 * varasm.c (assemble_alias): Set it.
12330 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12331 avoid calling cgraph_expand_function.
12333 2005-03-30 Tom Tromey <tromey@redhat.com>
12335 * tree.def (FILE_TYPE): Removed.
12336 * typeclass.h (enum type_class): Removed file_type_class.
12337 * dwarf2out.c (is_base_type): Updated.
12338 (gen_type_die): Likewise.
12339 * dbxout.c (dbxout_type): Updated.
12340 * builtins.c (type_to_class): Updated.
12341 * tree.c (type_contains_placeholder_1): Updated.
12342 * config/sparc/sparc.c (sparc_type_code): Updated.
12343 * config/ia64/ia64.c (hfa_element_mode): Updated.
12344 * expr.c (count_type_elements): Updated.
12345 * stor-layout.c (layout_type): Updated.
12346 * tree-inline.c (remap_type): Updated.
12347 * tree-pretty-print.c (dump_generic_node): Updated.
12349 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12351 * builtins.c (expand_builtin_powi): Fix mode of
12352 2nd argument to match int.
12353 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12354 2nd argument type to int.
12355 * libgcc2.c: Change prototype of __powi* functions to use
12358 2005-03-30 Dale Johannesen <dalej@apple.com>
12360 PR middle-end/19225
12361 * calls.c (expand_call): Flush pending deferrals before
12364 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12368 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12369 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12370 c_label_context, label_context_stack): New.
12371 * c-decl.c (define_label): Check for jumps into statement
12372 expressions. Add label to list of defined labels.
12373 (start_function): Push context on label_context_stack.
12374 (finish_function): Pop context from label_context_stack.
12375 * c-typeck.c (label_context_stack): New.
12376 (c_finish_goto_label): Check for jumps into statement
12377 expressions. Add label to list of jumped to labels.
12378 (struct c_switch): Add blocked_stmt_expr.
12379 (c_start_case): Initialize it.
12380 (do_case): Check it.
12381 (c_finish_case): Verify !blocked_stmt_expr.
12382 (c_begin_stmt_expr): Push context on label_context_stack.
12383 Increment blocked_stmt_expr. Mark labels jumped to from outside
12385 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12386 defined in the statement expression and no longer jumpable to.
12387 Mark labels jumped to from just outside the statement expression
12388 as again definable. Pop context from label_context_stack.
12389 * doc/extend.texi (Statement Exprs): Update.
12391 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12394 * c-decl.c (start_function): Check for old_decl being
12397 2005-03-30 Ian Lance Taylor <ian@airs.com>
12399 * final.c (final): Remove prescan parameter. Change all callers.
12400 (final_scan_insn): Remove prescan parameter. Change all callers.
12402 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12404 * tree-vectorizer.c: Fix comment typos.
12406 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12408 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12409 as soon as a chrec_dont_know is detected.
12411 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12413 Merge from csl-arm-branch.
12414 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12416 * tlink.c (recompile_files): Do not assume that "rename" can
12417 overwrite an existing file.
12419 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12421 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12422 * gcc/configure: Regenerate.
12424 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12426 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12428 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12430 * calls.c (struct arg_data): Update "partial" comment.
12431 (load_register_parameters): Update "nregs" comment.
12433 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12435 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12436 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12437 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12438 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12439 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12440 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12441 than target_flags & 0.
12442 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12443 (iq2000_arch, iq2000_parse_cpu): Delete.
12444 (TARGET_HANDLE_OPTION): Override default.
12445 (iq2000_handle_option): New function.
12446 (override_options): Remove -march= and -mcpu= handling.
12447 * config/iq2000/iq2000.opt: New file.
12449 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12451 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12452 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12453 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12454 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12455 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12456 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12457 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12458 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12459 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12460 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12461 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12462 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12463 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12464 (TARGET_OPTIONS): Delete.
12465 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12466 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12467 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12468 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12469 (c4x_cpu_version_string): Delete.
12470 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12471 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12472 equivalent -mcpu= option.
12473 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12474 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12475 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12476 or clearing the appropriate MASK_* bit.
12477 (c4x_file_start): Use c4x_cpu_version.
12478 * config/c4x/c4x.opt: New file.
12480 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12482 * doc/options.texi: Document the new MaskExists flag.
12483 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12484 if the option has the MaskExists flag.
12486 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12488 * opt-functions.awk (flag_set_p, test_flag): New functions.
12489 (switch_flags): Use them.
12490 * opth-gen.awk: Use flag_set_p to check for flags.
12491 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12493 2005-03-30 Ian Lance Taylor <ian@airs.com>
12495 * config.host (i[34567]86-*-mingw32*): Don't set
12496 host_can_use_collect2 to no.
12498 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12501 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12502 Remove convert_memory_address call duplicating that in memory_address.
12504 2005-03-29 Richard Henderson <rth@redhat.com>
12507 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12508 (build_compound_literal): Likewise. Propagate decl type into the
12510 (finish_decl): Likewise. Use new return value from complete_array_type
12511 for zero sized arrays.
12512 (complete_array_type): Move ...
12513 * c-common.c (complete_array_type): ... here. Change first argument
12514 to pointer-to-type-node. Consistently use sizetype for the index
12515 except for zero sized arrays. Detect zero sized arrays for pedantic
12516 mode diagnostics. Create a new type node instead of modifying the
12518 * c-tree.h (complete_array_type): Move decl ...
12519 * c-common.h (complete_array_type): ... here.
12521 2005-03-29 Richard Henderson <rth@redhat.com>
12524 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12526 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12528 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12529 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12530 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12531 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12533 2005-03-29 Eric Christopher <echristo@redhat.com>
12535 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12536 truthvalue conversion removal.
12538 2005-03-29 Ian Lance Taylor <ian@airs.com>
12541 * collect2.c: Never include <vfork.h>.
12542 (VFORK_STRING, vfork): Don't define.
12543 (pid): Remove global variable.
12544 (handler): Call raise instead of kill (getpid(), ...).
12545 (collect_wait): Add pex parameter. Change all callers. Use
12546 pex_get_status rather than pwait.
12547 (do_wait): Add pex parameter. Change all callers.
12548 (collect_execute): Return struct pex_obj * rather than void. Use
12549 pex routines rather than pexecute.
12550 (fork_execute): Get pex_obj from collect_execute, and pass it to
12552 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12553 Only declare quit_handler if SIGQUIT is defined.
12554 (scan_libraries): Likewise.
12555 * collect2.h (collect_execute): Update declaration.
12556 (collect_wait): Update declaration.
12557 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12558 pass it to collect_wait.
12560 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12563 * c-parser.c (c_parser_compound_statement_nostart): Give error
12564 message for EOF instead of just setting parser->error.
12566 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12568 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12569 (slpeel_update_phi_nodes_for_guard1): New function.
12570 (slpeel_update_phi_nodes_for_guard2): New function.
12571 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12572 of slpeel_update_phi_nodes_for_guard.
12573 (vectorize_loops): Remove call to loop_closed_rewrite.
12574 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12577 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12579 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12580 (TARGET_LITTLE_ENDIAN): New macro.
12581 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12582 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12583 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12584 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12585 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12586 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12587 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12588 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12589 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12590 (TARGET_OPTIONS): Delete.
12591 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12592 (CACHE_FLUSH_TRAP): Turn into an integer.
12593 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12594 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12595 -mflush-trap is in use.
12596 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12597 (m32r_cache_flush_trap_string): Delete.
12598 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12599 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12600 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12601 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12602 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12603 -mmodel= and -msdata= handling from...
12604 (m32r_init): ...here.
12605 * config/m32r/m32r.opt: New file.
12607 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12609 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12610 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12611 * tree-vect-analyze.c (vect_object_analysis): additional parm
12612 pass back a "struct ptr_info_def *" with the points-to info.
12613 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12614 statement using info returned from vect_object_analysis.
12615 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12616 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12617 for virtual uses and defs when creating a replacement vector
12618 reference. Call duplicate_ssa_name_ptr_info to define points-to
12619 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12620 (vectorizable_store): copy_virtual_operands and update
12621 definition statements.
12622 (vectorizable_load): copy_virtual_operands. Remove call to
12623 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12624 * tree-vectorizer.c (vectorize_loops): Remove calls to
12625 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12626 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12627 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12628 define macro STMT_VINFO_PTR_INFO for use in accessing.
12629 * tree.h add export of duplicate_ssa_name_ptr_info.
12630 * rs6000.c (altivec_init_builtins): Declare builtin function
12631 __builtin_altivec_mask_for_load to be "const".
12633 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12635 PR middle-end/20622
12636 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12637 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12638 assemble_variable on aliases.
12639 * varasm.c (assemble_alias): Set node->alias.
12640 * toplev.c (wrapup_global_declarations): Don't call
12641 rest_of_decl_compilation on aliases again.
12643 2005-03-29 Paul Brook <paul@codesourcery.com>
12645 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12646 * config/arm/arm.c (arm_dbx_register_number): New function.
12647 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12649 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12651 PR middle-end/20263
12652 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12653 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12655 2005-03-29 Dale Johannesen <dalej@apple.com>
12657 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12658 $(TREE_H) and $(COVERAGE_H).
12659 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12660 * opts.c (common_handle_option): Enable tree-based value transforms.
12661 * toplev.c (process_options): Ditto.
12662 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12663 refers to references to this type.
12664 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12665 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12666 for may_be_more, may_be_less.
12667 (rtl_gen_pow2_profiler): Adjust.
12668 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12669 (rtl_gen_one_value_profiler): Adjust.
12670 (rtl_gen_const_delta_profiler): Adjust.
12671 * tree-profile.c (tree_gen_interval_profiler): Implement.
12672 (tree_gen_pow2_profiler): Ditto.
12673 (tree_gen_one_value_profiler): Ditto.
12674 (tree_profiling): New.
12675 (pass_tree_profile): Reference it.
12676 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12678 (insn_divmod_values_to_profile): Rename to
12679 rtl_divmod_values_to_profile. Adjust.
12680 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12681 (insn_prefetch_values_to_profile): Adjust.
12682 (rtl_value_profile_transformations): Adjust.
12683 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12684 (gen_mod_pow2): Rename to rtl_mod_pow2.
12685 (gen_mod_subtract): Rename to rtl_mod_subtract.
12686 (divmod_fixed_value_transform): Rename to
12687 rtl_divmod_fixed_value_transform.
12688 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12689 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12690 (rtl_find_values_to_profile): Adjust.
12691 (tree_value_profile_transformations): Implement.
12692 (tree_divmod_values_to_profile): New.
12693 (tree_values_to_profile): New.
12694 (tree_divmod_fixed_value): New.
12695 (tree_mod_pow2): New.
12696 (tree_mod_subtract): New.
12697 (tree_divmod_fixed_value_transform): New.
12698 (tree_mod_pow2_value_transform): New.
12699 (tree_mod_subtract_transform): New.
12700 (tree_find_values_to_profile): Implement.
12701 * profile.c (instrument_values): Free histograms.
12702 (compute_value_histograms): Adjust. Implement tree version.
12704 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12706 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12707 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12708 variable. Output "fldcw" depending on round_mode.
12709 * config/i386/i386.md (UNSPEC_FIST): New.
12710 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12711 New isns patterns to implement lrint and llrint built-ins as x87
12712 intrinsic function.
12713 (fistdi2, fist<mode>2 splitters): New splitters.
12714 (lrint<mode>2): New expanders.
12716 2005-03-28 Ian Lance Taylor <ian@airs.com>
12718 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12719 0 when calling final_scan_insn.
12721 2005-03-28 Jan Hubicka <jh@suse.cz>
12723 PR middle-end/20635
12724 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12727 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12728 types where possible.
12730 2005-03-26 Per Bothner <per@bothner.com>
12732 Make -f[no-]show-column also control non-cpp diagnostics.
12733 * c.opt (fshow-column): Move option from here ...
12734 * common.opt (fshow-column): ... to here.
12735 * diagnostic.c (diagnostic_build_prefix): Only print column number
12736 if flag_show_column.
12738 2005-03-27 Steven Bosscher <stevenb@suse.de>
12740 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12741 vax_output_conditional_branch): New prototypes.
12742 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12743 extracted from vax.md mov and add patterns.
12744 (vax_output_conditional_branch): New function to output conditional
12745 branch instructions.
12746 * vax.md: Use mode macros for arithmetic and mov patterns.
12747 Use code macros for the jump patterns.
12749 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12751 * Makefile.in (libbackend.o): Depend on version files;
12752 add custom generation command.
12754 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12757 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12758 sure that we have a REG before getting its REGNO.
12760 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12762 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12763 * builtins.def (BUILT_IN_STRNDUP): New.
12765 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12767 PR tree-optimization/20470
12768 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12771 2005-03-25 Mike Stump <mrs@apple.com>
12773 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12776 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12778 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12779 Use our own structure definitions.
12781 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12782 (fix_truncdfsi2): Allow registers or memory as destination.
12783 When TARGET_PPC_GFXOPT, generate simplified pattern.
12784 (fix_truncdfsi2_internal): Use define_insn_and_split.
12785 (fix_truncdfsi2_internal_gfxopt): New.
12786 (fctiwz): Don't confuse register allocation by giving it no choices.
12788 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12789 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12790 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12791 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12793 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12795 * dominance.c (free_dominance_info): Speed up by freeing et
12796 data structures without maintaining other nodes.
12797 * et-forest.c (et_free_tree_force): New.
12798 * et-forest.h: Add a prototype for et_free_tree_force.
12800 * tree.c (get_set_constructor_bits,
12801 get_set_constructor_bytes): Remove.
12802 * tree.h: Remove the corresponding prototypes.
12804 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12807 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12808 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12809 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12810 PRE_DEC, NEG and NOT.
12812 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12814 * fold-const.c: Convert uses of fold (build (...)) to
12817 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12819 PR rtl-optimization/20249
12820 * cse.c (insert_regs): Do not record equivalence of registers in
12823 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12825 * emit-rtl.c (reverse_comparison): Remove.
12826 * rtl.h: Remove the corresponding prototype.
12828 2005-03-24 James E Wilson <wilson@specifixinc.com>
12830 * doc/install.texi (--enable-altivec): Delete docs.
12832 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12834 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12835 SFmode and DFmode before reload when
12836 flag_unsafe_math_optimizations not enabled.
12838 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12840 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12842 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12843 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12845 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12847 * configure.ac (enable-checking): Add 'runtime' option.
12848 * doc/install.texi (enable-checking): Document 'runtime' checking.
12849 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12850 * config.in: Regenerated.
12851 * configure: Regenerated.
12853 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12855 * optabs.h (enum optab_index): Remove OTI_llrint.
12856 (llrint_optab): Remove macro.
12857 * optabs.c (init_optabs): Remove llrint_optab initialization.
12858 * genopinit.c (optabs): Remove llrint_optab implementation.
12859 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12862 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12864 PR rtl-optimization/20532
12865 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12866 overflow when adding coefficients for PLUS or MINUS.
12867 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12870 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12872 * langhooks.h (truthvalue_conversion): Remove.
12873 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12874 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12875 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12876 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12877 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12879 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12881 * params.def: Fix a typo.
12882 * config/mips/mips.c: Follow the spelling convensions.
12883 * doc/invoke.texi: Fix typos.
12885 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12887 Fix PR tree-optimization/20601
12889 * tree-ssa-pre.c (insert_aux): Add missing condition to
12892 2005-03-23 Ian Lance Taylor <ian@airs.com>
12894 * final.c (final_scan_insn): Don't remove no-op instructions.
12895 * reload1.c (reload): Remove simple no-op instructions even when
12898 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12900 PR tree-optimization/20501
12901 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12902 reporting that peeling for alignment is applied moved to...
12903 * (vect_analyze_data_refs_alignment): Here.
12905 2005-03-23 Ian Lance Taylor <ian@airs.com>
12907 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12909 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12911 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12912 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12914 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12916 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12917 imply that this is called once, independent of asms in code.
12918 Adjust to now being pased output and input lists. Mention helper
12919 function decl_overlaps_hard_reg_set_p.
12920 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12921 hook_tree_tree_identity and to take three trees, returning third.
12922 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12924 * stmt.c: include hard-reg-set.h before tree.h.
12925 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12926 (decl_conflicts_with_clobbers_p): Call
12927 decl_overlaps_hard_reg_set_p.
12928 (expand_asm_operands): Pass output and input lists in call to
12929 targetm.md_asm_clobbers.
12930 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12931 hook_tree_tree_tree_tree_3rd_identity.
12932 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12934 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12935 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12936 parameters, first two unused.
12937 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12938 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12939 in constraint letters and MOF is not mentioned as a asm-declared
12940 register in neither of the input and output lists.
12942 2005-03-23 DJ Delorie <dj@redhat.com>
12944 * optabs.c (expand_binop): Make sure the first subword's result
12947 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12949 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12950 Call c_common_truthvalue_conversion rather than
12951 lang_hooks.truthvalue_conversion.
12952 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12953 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12955 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12956 c_common_truthvalue_conversion.
12957 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12958 c_parser_conditional_expression, c_parser_binary_expression): Call
12959 c_objc_common_truthvalue_conversion.
12960 * c-typeck.c (build_unary_op): Call
12961 c_objc_common_truthvalue_conversion.
12962 (build_conditional_expr): Do not call
12963 lang_hooks.truthvalue_conversion.
12964 (build_binary_op): Call c_common_truthvalue_conversion.
12965 (c_objc_common_truthvalue_conversion): Moved from
12966 c-objc-common.c. Call default_function_array_conversion instead
12967 of default_conversion.
12969 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12971 * c-common.h (default_conversion): Remove.
12972 (perform_integral_promotions): Add.
12973 * c-tree.h (default_conversion): Add.
12974 * c-typeck.c (perform_integral_promotions): New, split out from
12975 default_conversion.
12976 * c-common.c (check_case_value): Use perform_integral_promotions,
12977 not default_conversion.
12978 (c_add_case_label): Don't continue processing case label after
12979 found to be pointer.
12981 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12983 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12984 the prefix list if we have already added a multilib directory
12985 based on that path.
12986 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12989 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12991 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12993 * reload.h: Remove the prototype for indirect_symref_ok.
12995 * reload1.c (indirect_symref_ok): Make it global.
12996 * reload.h: Add a prototype for indirect_symref_ok.
12998 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13000 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13003 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13005 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13007 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13009 * c-opts.c (c_common_parse_file): Only start/end main source file
13010 if debug hooks says the writer wants it.
13011 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13013 (xcoff_debug_hooks): Ditto.
13014 * debug.c (do_nothing_hooks): Ditto.
13015 * debug.h (gcc_debug_hooks): Ditto.
13016 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13017 * sdbout.c (sdb_debug_hooks): Ditto.
13018 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13020 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13022 * doc/extend.texi: Deprecate C++ min/max operators.
13024 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13026 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13027 artificial original candidates.
13029 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13030 Jan Hubicka <jh@suse.cz>
13031 Steven Bosscher <stevenb@suse.de>
13033 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13034 call cost based on argument sizes.
13035 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13037 * params.def: (max-inline-inssn-single): Set to 450.
13038 (max-inline-insns-auto): Set to 90.
13039 (max-inline-insns-recursive): Set to 450
13040 (max-inline-insns-recursive-auto): Set to 450.
13041 (large-function-insns): Set to 2700.
13042 (inline-call-cost): New parameter.
13043 * tree-inline.c (estimate_move_cost): New function.
13044 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13045 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13046 based on arguments.
13047 * tree-inline.h (estimate_move_cost): Declare.
13048 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13049 (max-inline-insns-auto): Change default to 90.
13050 (max-inline-insns-recursive): Change default to 450
13051 (max-inline-insns-recursive-auto): Change default to 450.
13052 (large-function-insns): Change default to 2700.
13053 (inline-call-cost): Document new parameter.
13055 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13057 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13058 (TARGET_DEFAULT): Delete.
13059 * config/i860/i860.opt: New file.
13061 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13063 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13064 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13065 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13066 (frv_sched_lookahead): Delete.
13067 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13068 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13069 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13070 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13071 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13072 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13073 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13074 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13075 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13076 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13077 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13078 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13079 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13080 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13081 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13082 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13083 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13084 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13085 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13086 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13087 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13088 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13089 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13090 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13091 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13092 (frv_sched_lookahead): Delete.
13093 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13094 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13095 (frv_handle_option): New function. Move -mcpu= handling from...
13096 (frv_override_options): ...here. Remove handling of other
13098 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13099 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13100 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13101 and TARGET_NO_MULTI_CE.
13102 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13103 !TARGET_VLIW_BRANCH.
13104 * config/frv/frv.opt: New file.
13106 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13108 * fold-const.c (fold_ternary): Take decomposed arguments of
13110 (fold): Update a call to fold_ternary.
13112 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13113 * tree.h: Add corresponding prototypes.
13115 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13118 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13119 between jump table and its label.
13120 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13121 resp. ADDR_DIFF_VEC and the label preceeding it.
13122 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13123 is emitted in the right section.
13125 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13127 * fold-const.c (fold_unary, fold_binary): Update comments
13130 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13132 PR rtl-optimization/20527
13133 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13134 REG_INC note, test that the register also isn't mentioned in PRED
13137 2005-03-22 Ben Elliston <bje@au.ibm.com>
13139 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13142 2005-03-21 Mike Stump <mrs@apple.com>
13144 * varasm.c (default_assemble_visibility): Remove extra ().
13146 2005-03-21 Roger Sayle <roger@eyesopen.com>
13148 PR middle-end/20557
13149 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13150 to determine whether a block can be duplicated, rather than test
13151 whether the block contains noncopyable insns ourselves.
13153 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13155 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13158 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13160 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13162 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13164 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13165 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13166 * config/fr30/fr30.opt: New file.
13168 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13170 Fix PR tree-optimization/20542
13172 * tree-flow-inline.h (overlap_subvar): Move to here.
13173 * tree-ssa-operands.c: From here.
13174 * tree-flow.h (overlap_subvar): Declare.
13175 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13176 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13177 for variables with subvars.
13179 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13181 PR middle-end/20177
13182 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13183 * modulo-sched.c (const_iteration_count): Return on NULL
13185 (print_node_sched_params): Return on NULL dump_file.
13186 (generate_reg_moves): Handle reg-anti dependencies and disregard
13187 closing branch when generating register moves.
13188 (sms_schedule): Mark the SMSed block dirty.
13189 * passes.c (rest_of_handle_sms): Call update_life_info for all
13191 * testsuite/gcc.dg/20050321-1.c: New test.
13193 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13195 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13196 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13197 movqi_internal): Likewise.
13199 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13201 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13202 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13203 xtensa_b4const): Delete prototypes.
13204 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13205 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13206 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13207 xtensa_extra_constraint): New prototypes.
13208 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13209 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13210 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13211 move_operand, const_float_1_operand, fpmem_offset_operand,
13212 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13213 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13214 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13215 argument type to HOST_WIDE_INT.
13216 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13217 xtensa_mask_immediate): Likewise.
13218 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13219 Likewise. Also make these functions static.
13220 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13221 (xtensa_const_ok_for_letter_p): New.
13222 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13223 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13224 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13225 move_operand, const_float_1_operand, fpmem_offset_operand,
13226 branch_operator, ubranch_operator, boolean_operator): Move to
13228 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13229 (xtensa_mem_offset): Change return type to bool.
13230 (xtensa_extra_constraint): New.
13231 (gen_int_relational): Update type of const_range_p function pointer.
13232 Use xtensa_b4const_or_zero.
13233 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13234 xtensa_const_ok_for_letter_p. Update comments.
13235 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13236 (PREDICATE_CODES): Delete.
13237 * config/xtensa/xtensa.md: Include predicates.md.
13238 * config/xtensa/predicates.md: New file.
13240 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13242 * config/v850/v850-protos.h: Remove the prototypes for
13243 reg_or_int9_operand, reg_or_const_operand,
13244 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13245 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13246 movsi_source_operand, power_of_two_operand,
13247 not_power_of_two_operand, special_symbolref_operand,
13248 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13249 register_is_ok_for_epilogue.
13250 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13251 reg_or_int9_operand, reg_or_const_operand,
13252 call_address_operand, special_symbolref_operand,
13253 movsi_source_operand, power_of_two_operand,
13254 not_power_of_two_operand, register_is_ok_for_epilogue,
13255 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13256 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13258 * config/v850/v850.h (PREDICATE_CODES): Remove.
13259 * config/v850/v850.md: Include predicates.md.
13260 * config/v850/predicates.md: New.
13262 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13264 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13265 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13266 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13267 (itoolsdir, itoolsdatadir): Move definition above new first use.
13268 (install-itoolsdirs): New rule.
13269 (install-mkheaders): Depend on install-itoolsdirs, not
13270 install-include-dir.
13272 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13274 * tree-into-ssa.c: Remove obsolete comments.
13276 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13278 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13279 unrolling if -fpeel-loops is specified, too.
13280 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13281 Remove superfluous check for flag_unroll_loops.
13283 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13285 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13286 (lrint_optab, llrint_optab): Define corresponding macros.
13287 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13288 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13289 pattern and llrint_optab using llrintdi2 patterns.
13290 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13291 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13292 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13293 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13294 flag_unsafe_math_optimizations is set.
13296 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13298 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13299 simplify_logical, if_then_else_cond, known_cond,
13300 simplify_comparison): Adjust calls to reverse_comparison.
13301 Don't use combine_reversed_comparison_code).
13302 (combine_reversed_comparison_code): Remove.
13303 (reversed_comparison): Using reversed_comparison_code, move it...
13304 * jump.c (reversed_comparison): ... here.
13305 * rtl.h (reversed_comparison): Add prototype.
13307 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13309 * builtins.c (fold_builtin): Take decomposed arguments of
13311 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13312 * gimplify.c (gimplify_call_expr): Likewise.
13313 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13314 * tree.h: Update the prototype of fold_builtin.
13316 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13318 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13319 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13320 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13321 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13322 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13324 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13326 * builtins.c (fold_builtin_1): Take decomposed arguments of
13328 (fold_builtin): Update a call to fold_builtin_1.
13330 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13333 * gcov.c (output_lines): Only output function block summary when
13334 outputting branch information.
13335 * doc/gcov.texi: Document format of preamble and additional block
13338 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13340 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13341 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13342 the defaults false if BITS_PER_UNIT != 8.
13343 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13344 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13345 than BITS_PER_UNIT != 8.
13346 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13347 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13348 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13350 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13351 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13353 2005-03-20 Roger Sayle <roger@eyesopen.com>
13355 PR middle-end/20539
13356 * fold-const.c (fold_binary): Fix type mismatch between
13357 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13358 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13359 for non-truth-valued expressions.
13361 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13362 and FUNCTION_DECL in the main switch.
13363 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13364 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13365 we also need to convert their operands to match.
13366 <TRUTH_NOT_EXPR>: Likewise.
13368 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13370 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13371 diagnostic without checking whether an lvalue.
13372 * c-common.h (lvalue_p): Remove.
13373 (enum lvalue_use): Update comment.
13374 (lvalue_or_else): Replace by lvalue_error.
13375 * c-typeck.c (lvalue_p): Make static.
13376 (lvalue_or_else): New. Call lvalue_error.
13378 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13380 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13381 (function_arg_advance): Use rs6000_parm_start.
13382 (function_arg, rs6000_arg_partial_bytes): Likewise.
13384 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13386 * c-common.c (check_case_value): Adjust comment about stripping
13388 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13389 * c-typeck.c (default_conversion, convert_arguments,
13390 build_modify_expr, convert_for_assignment, store_init_value,
13391 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13392 manually. Remove inaccurate comments.
13394 2005-03-20 Roger Sayle <roger@eyesopen.com>
13395 Joseph S. Myers <joseph@codesourcery.com>
13397 * varasm.c (do_assemble_alias): Restore comment describing function.
13398 Annotate the target parameter as potentially unused.
13400 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13403 * config/avr/avr.c (avr_output_function_prologue): Do not use
13404 current_function_name() in a label, use a local label instead.
13406 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13408 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13409 flag_finite_math_only, not flag_unsafe_math_optimizations.
13411 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13413 * builtins.c (fold_builtin_1): Update a call to
13414 targetm.fold_builtin.
13415 * hooks.c (hook_tree_tree_bool_null): Rename to
13416 hook_tree_tree_tree_bool_null. Take one more argument of type
13418 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13419 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13420 hook_tree_tree_tree_bool_null.
13421 * target.h (gcc_target): Update the prototype of fold_builtin.
13422 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13423 arguments of CALL_EXPR.
13424 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13427 2005-03-20 Jan Hubicka <jh@suse.cz>
13429 * cgraph.h (cgraph_node): Add prev_clone pointer.
13430 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13431 (cgraph_clone_node): Produce doubly linked chain.
13433 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13435 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13436 get_nonnull_operand, handle_sentinel_attribute,
13437 check_function_arguments_recurse): Do not strip NOPS from
13439 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13441 * c-format.c (get_constant): Likewise.
13442 * c-parser.c (c_parser_postfix_expression): Likewise.
13443 * c-typeck.c (set_init_index): Likewise.
13444 (convert_arguments): Don't check for NOP_EXPR containing integer
13447 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13449 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13450 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13451 Take decomposed arguments of CALL_EXPR.
13452 (fold_builtin_1): Update calls to the functions mentioned
13455 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13457 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13458 width to have integer type.
13459 (build_enumerator): Require enumerator value to have integer type.
13461 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13463 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13466 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13468 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13469 std=iso9899:199x): Correct descriptions.
13471 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13473 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13476 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13478 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13480 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13481 fold_builtin_memcpy.
13483 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13484 arguments of CALL_EXPR.
13485 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13486 fold_builtin_found, fold_builtin_1): Update calls to
13487 fold_trunc_transparent_mathfn.
13489 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13491 PR middle-end/20493
13492 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13493 function pointers on targets that require function pointer
13495 (fold_sign_changed_comparison): Likewise.
13497 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13499 * combine.c (try_combine): When changing the mode of a hard reg, make
13500 sure that doing so is valid.
13502 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13504 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13505 (TARGET_HANDLE_OPTION): Override default.
13506 (avr_handle_option): New function.
13507 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13508 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13509 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13510 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13511 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13512 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13513 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13514 (TARGET_OPTIONS): Delete.
13515 * config/avr/avr.opt: New file.
13517 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13519 * config/m32r/m32r-protos.h: Remove the prototypes for
13520 call_address_operand, symbolic_operand, seth_add3_operand,
13521 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13522 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13523 two_insn_const_operand, move_src_operand,
13524 move_double_src_operand, move_dest_operand,
13525 eqne_comparison_operator, signed_comparison_operator,
13526 large_insn_p, conditional_move_operand, carry_compare_operand,
13527 m32r_block_immediate_operand, extend_operand,
13528 reg_or_eq_int16_operand, int8_operand, and
13529 reg_or_zero_operand.
13530 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13531 seth_add3_operand, int8_operand, cmp_int16_operand,
13532 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13533 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13534 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13535 move_double_src_operand, move_dest_operand,
13536 eqne_comparison_operator, signed_comparison_operator,
13537 extend_operand, small_insn_p, large_insn_p,
13538 conditional_move_operand, carry_compare_operand,
13539 m32r_block_immediate_operand): Move to predicates.md.
13540 (MAX_MOVE_BYTES): Move to m32r.h.
13541 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13542 * config/m32r/m32r.md: Include predicates.md.
13543 * config/m32r/predicates.md: New.
13545 2005-03-18 James E Wilson <wilson@specifixinc.com>
13548 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13551 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13553 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13554 call_address_operand, const_8bit_operand.
13555 * config/mn10300/mn10300.c (call_address_operand,
13556 const_8bit_operand, const_1f_operand): Move to predicates.md.
13557 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13558 * config/mn10300/mn10300.md: Include predicates.md.
13559 * config/mn10300/predicates.md: New.
13561 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13563 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13564 declarations in diagnostics and %E for identifiers, not %s.
13566 2005-03-18 Jan Hubicka <jh@suse.cz>
13567 Dale Johannesen <dalej@apple.com>
13569 * basic-block.h (scale_bbs_frequencies_int,
13570 scale_bbs_frequencies_gcov_type): Declare.
13571 * cfg.c (RDIV): New macro.
13572 (update_bb_frequency_for_threading): Fix.
13573 * basic-block.h (scale_bbs_frequencies_int,
13574 scale_bbs_frequencies_gcov_type): New.
13575 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13576 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13577 scale_bbs_frequencies_int.
13578 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13580 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13582 * config/m32r/m32r-protos.h: Remove the prototypes for
13583 call_address_operand, symbolic_operand, seth_add3_operand,
13584 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13585 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13586 two_insn_const_operand, move_src_operand,
13587 move_double_src_operand, move_dest_operand,
13588 eqne_comparison_operator, signed_comparison_operator,
13589 large_insn_p, conditional_move_operand, carry_compare_operand,
13590 m32r_block_immediate_operand, extend_operand,
13591 reg_or_eq_int16_operand, int8_operand, and
13592 reg_or_zero_operand.
13593 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13594 seth_add3_operand, int8_operand, cmp_int16_operand,
13595 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13596 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13597 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13598 move_double_src_operand, move_dest_operand,
13599 eqne_comparison_operator, signed_comparison_operator,
13600 extend_operand, small_insn_p, large_insn_p,
13601 conditional_move_operand, carry_compare_operand,
13602 m32r_block_immediate_operand): Move to predicates.md.
13603 (MAX_MOVE_BYTES): Move to m32r.h.
13604 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13605 * config/m32r/m32r.md: Include predicates.md.
13606 * config/m32r/predicates.md: New.
13608 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13610 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13611 symbolic_operand, symbolic_memory_operand,
13612 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13613 indexed_memory_operand, move_dest_operand, move_src_operand,
13614 prefetch_cc_operand, prefetch_nocc_operand,
13615 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13616 arith_operand, arith11_operand, pre_cint_operand,
13617 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13618 ireg_operand, int5_operand, uint5_operand, int11_operand,
13619 uint32_operand, arith5_operand, and_operand, ior_operand,
13620 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13621 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13622 shadd_operand, movb_comparison_operator,
13623 cmpib_comparison_operator): Move to predicates.md.
13624 (magic_milli, shadd_constant_p): Make it extern.
13625 * config/pa/pa.h (PREDICATE_CODES): Remove.
13626 * config/pa/pa.md: Include predicates.md.
13627 * config/pa/predicates.md: New.
13629 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13632 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13634 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13635 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13636 config/alpha/freebsd.h, config/alpha/linux.h,
13637 config/alpha/netbsd.h, config/alpha/osf5.h,
13638 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13639 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13640 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13641 doc/cppopts.texi: Update copyright.
13643 2005-03-18 Jan Hubicka <jh@suse.cz>
13645 PR middle-end/20225
13646 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13648 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13651 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13653 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13656 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13658 * combine.c (gen_binary): Remove.
13659 (known_cond, simplify_shift_const, find_split_point,
13660 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13661 simplify_logical, expand_field_assignment, extract_left_shift,
13662 force_to_mode, if_then_else_cond, apply_distributive_law,
13663 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13664 simplify_comparison, reversed_comparison): Replace with
13665 simplify_gen_binary, simplify_gen_relational or
13666 distribute_and_simplify_rtx.
13667 (distribute_and_simplify_rtx): New function.
13669 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13670 Paolo Bonzini <gcc.gnu.org>
13672 * calls.c (setjmp_call_p, special_function_p): Update comments
13673 at the head of the functions.
13675 2005-03-18 Jan Hubicka <jh@suse.cz>
13677 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13679 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13680 function body should be released; do not proactively release function
13681 bodies in non-unit-at-a-time mode.
13683 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13685 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13686 mno-fp-ret-in-387 multilib variants.
13688 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13690 * common.opt (m): Remove.
13691 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13692 table lookup fails.
13693 (common_handle_option): Remove OPT_m case.
13695 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13697 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13699 (fold_builtin_1): Update a call to fold_builtin_bitop.
13701 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13703 (fold_builtin_1): Update a call to fold_builtin_signbit.
13705 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13707 PR tree-optimization/20474
13708 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13709 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13711 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13713 * config/h8300/h8300-protos.h: Remove prototypes for
13714 general_operand_src, general_operand_dst, single_one_operand,
13715 single_zero_operand, call_insn_operand,
13716 two_insn_adds_subs_operand, small_call_insn_operand,
13717 jump_address_operand, bit_operand, bit_memory_operand,
13718 stack_pointer_operand, const_int_gt_2_operand,
13719 const_int_ge_8_operand, const_int_qi_operand,
13720 const_int_hi_operand, incdec_operand, bit_operator,
13721 nshift_operator, eqne_operator, gtle_operator,
13722 gtuleu_operator, iorxor_operator.
13723 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13724 h8300_ldm_stm_parallel.
13725 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13727 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13728 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13729 (h8300_ldm_stm_parallel): Make it extern.
13730 (h8300_ldm_parallel, h8300_stm_parallel,
13731 h8300_return_parallel, general_operand_src,
13732 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13733 nibble_operand, reg_or_nibble_operand, single_one_operand,
13734 single_zero_operand, call_insn_operand,
13735 two_insn_adds_subs_operand, small_call_insn_operand,
13736 jump_address_operand, bit_operand, bit_memory_operand,
13737 stack_pointer_operand, const_int_gt_2_operand,
13738 const_int_ge_8_operand, const_int_qi_operand,
13739 const_int_hi_operand, incdec_operand, eqne_operator,
13740 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13741 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13742 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13743 nshift_operator): Move to predicates.md.
13744 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13745 * config/h8300/h8300.md: Include predicates.md.
13746 * config/h8300/predicates.md: New.
13748 2005-03-17 Richard Henderson <rth@redhat.com>
13750 * config.gcc (ia64*-*-hpux*): Add extra_options.
13751 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13752 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13753 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13754 (ia64_tls_size_string, ia64_tune_string): Remove.
13755 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13756 (TARGET_DEFAULT_TARGET_FLAGS): New.
13757 (TARGET_HANDLE_OPTION): New.
13758 (ia64_override_options): Move options parsing ...
13759 (ia64_handle_option): ... here. New.
13760 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13761 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13762 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13763 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13764 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13765 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13766 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13767 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13768 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13769 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13770 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13771 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13772 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13773 TARGET_EARLY_STOP_BITS): Remove.
13774 (TARGET_ILP32): Default false.
13775 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13776 (enum ia64_inline_type): New.
13777 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13778 * config/ia64/ia64.md: Update for new definitions of
13779 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13780 * config/ia64/ia64.opt: New file.
13781 * config/ia64/ilp32.opt: New file.
13783 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13786 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13788 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13790 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13791 instead of MASK_H8300S.
13792 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13793 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13794 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13795 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13796 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13797 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13798 TARGET_SWITCHES): Remove.
13799 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13801 * config/h8300/h8300.opt: New.
13803 * config/alpha/alpha.opt, config/arc/arc.opt,
13804 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13807 2005-03-17 Ian Lance Taylor <ian@airs.com>
13811 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13813 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13814 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13815 (TARGET_HANDLE_OPTION): Override default.
13816 (arc_handle_option): New function.
13817 (arc_init): Remove code to set arch_cpu_string.
13818 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13819 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13820 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13821 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13822 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13823 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13824 (arc_rodata_string, TARGET_OPTIONS): Delete.
13825 * config/arc/arc.opt: New file.
13827 2005-03-17 Richard Henderson <rth@redhat.com>
13829 * doc/extend.texi (Weak Pragmas): New section.
13830 (attribute alias): Clarify that target must be in the same
13833 2005-03-17 Richard Henderson <rth@redhat.com>
13835 * config/alpha/alpha.opt: New file.
13836 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13838 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13839 alpha_fprm_string, alpha_fptm_string): Make static.
13840 (alpha_tls_size_string): Remove.
13841 (alpha_handle_option): New.
13842 (override_options): Update for alpha_cpu/alpha_tune split.
13843 (alpha_file_start): Likewise.
13844 (TARGET_DEFAULT_TARGET_FLAGS): New.
13845 (TARGET_HANDLE_OPTION): New.
13846 * config/alpha/alpha.h (alpha_tune): Declare.
13847 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13848 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13849 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13850 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13851 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13852 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13853 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13854 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13855 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13856 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13857 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13858 (TARGET_DEFAULT): Remove MASK_FP.
13859 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13860 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13861 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13862 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13863 alpha_tls_size_string): Remove.
13864 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13865 (attribute tune): Rename from attribute cpu.
13866 * config/alpha/ev4.md: Update to match.
13867 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13868 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13869 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13870 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13871 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13872 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13874 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13876 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13877 and return without creating new state if before_nops_num is nonzero.
13878 * config/ia64/ia64.md (first_insn): New attribute.
13879 (alloc): Set it to yes.
13881 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13883 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13884 STMT_VINFO_SUBVARS to NULL.
13885 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13887 2005-03-16 Dale Johannesen <dalej@apple.com>
13889 * rtlanal.c (find_first_parameter_load): Rewrite to
13890 return actual first param load or the call if none,
13891 instead of first in block, when not all loads exist.
13893 2005-03-16 Roger Sayle <roger@eyesopen.com>
13895 * optabs.c (expand_copysign_absneg): Make static.
13896 * optabs.h (expand_copysign_absneg): Delete prototype.
13897 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13899 2005-03-16 Richard Henderson <rth@redhat.com>
13901 PR middle-end/15700
13902 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13903 (alias_pairs): Rename from output_defs.
13904 (find_decl_and_mark_needed): Split out from assemble_alias.
13905 (do_assemble_alias): New.
13906 (assemble_output_def): Remove.
13907 (finish_aliases_1, finish_aliases_2): New.
13908 (process_pending_assemble_output_defs): Remove.
13909 (assemble_alias): Defer aliases for which we don't yet have a
13910 non-external decl for the target symbol.
13911 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13912 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13913 * toplev.c (compile_file): Use finish_aliases_2 instead of
13914 process_pending_assemble_output_defs.
13915 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13916 (process_pending_assemble_output_defs): Remove.
13918 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13920 Fix PR tree-optimization/20489
13922 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13923 for empty structures.
13925 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13927 Fix PR tree-optimization/20490
13929 * tree-ssa-pre.c (create_expression_by_pieces): Use
13930 force_gimple_operand on result of fold.
13932 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13934 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13935 of closing parenthesis.
13937 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13939 * builtins.c (expand_movstr): Update a call to
13940 fold_builtin_strcpy.
13941 (expand_builtin_strncpy): Update a call to
13942 fold_builtin_strncpy.
13943 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13944 arguments of CALL_EXPR.
13945 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13946 fold_builtin_strncpy.
13947 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13948 * tree.h: Update the prototypes of fold_builtin_strcpy and
13949 fold_builtin_strncpy.
13951 2005-03-16 Steven Bosscher <stevenb@suse.de>
13952 Dorit Naishlos <dorit@il.ibm.com>
13954 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13955 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13958 2005-03-16 Steven Bosscher <stevenb@suse.de>
13960 * tree-inline.c (walk_type_fields, walk_tree,
13961 walk_tree_without_duplicates): Move from here...
13962 * tree.c: ...to here.
13964 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13966 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13967 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13968 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13969 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13970 (version): Define using $(BASEVER_c).
13971 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13973 (version.o): Depend on version files; add custom generation command.
13974 (prefix.o): Define BASEVER on command line.
13975 (s-iov): Depend on version files; adjust command.
13976 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13978 (gcc-vers.texi): New rule.
13979 (doc/%.info, doc/%.dvi): Add -I . to command line.
13980 (doc/gccinstall.dvi): Likewise.
13981 (PACKAGE): Delete. All uses replaced with "gcc".
13982 * aclocal.m4: Do not include gcc-version.m4.
13983 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13984 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13985 Set is_release based on contents of DEV-PHASE.
13986 Set gcc_version based on contents of BASE-VER.
13987 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13988 * config.in, configure: Regenerate.
13989 * gccbug.in: Determine version of GCC in use at runtime.
13990 * gcov-iov.c: Get version number and development phase from
13991 command line, not by including version.c.
13992 * intl.c: Replace all uses of PACKAGE with "gcc".
13993 * libada-mk.in: Delete unused "gcc_version" variable.
13994 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13995 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13996 commentary to match.
13997 (version_string): Put together from pieces.
13998 * config/alpha/x-vms: Do not use $(gcc_version).
13999 * config/i386/t-nwld: Likewise.
14000 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14001 version-GCC and DEVELOPMENT.
14003 2005-03-15 Roger Sayle <roger@eyesopen.com>
14005 PR tree-optimization/17454
14006 * tree.c (tree_size): Add case for TREE_BINFO.
14007 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14008 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14010 2005-03-15 Roger Sayle <roger@eyesopen.com>
14012 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14013 op1 whilst expanding the signed widenening multiply variant.
14015 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14017 * toplev.c (display_target_options): Avoid unused variable warning if
14018 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14019 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14020 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14021 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14022 (mips_isa_info): New variable.
14023 (mips_parse_cpu): Remove the first argument and leave the caller
14025 (TARGET_HANDLE_OPTION): Override default.
14026 (mips_handle_option): New function. Move option validation code from...
14027 (override_options): ...here. Update calls to mips_parse_cpu.
14028 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14029 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14030 (SUBTARGET_TARGET_OPTIONS): Delete.
14031 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14032 (mno-flush-func, mtune=): New options.
14034 2005-03-15 Roger Sayle <roger@eyesopen.com>
14035 Richard Henderson <rth@redhat.com>
14037 * real.c (c4x_single_format, c4x_extended_format): Provide values
14038 for signbit_ro for c4x's single and extended floating point formats.
14039 * optabs.c (expand_copysign): Use the floating point format's
14040 signbit_ro for expanding via expand_copysign_absneg, and it's
14041 signbit_rw field for expanding via expand_copysign_bit.
14043 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14045 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14046 known_alignment_for_access_p.
14047 (known_alignment_for_access_p): New.
14048 (do_peeling_for_alignment): Field made int instead of bool and renamed
14049 to peeling_for_alignment.
14050 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14051 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14052 functionality used to be in vect_analyze_operations.
14053 (vect_analyze_operations): Code to determine vectorization factor was
14054 moved to vect_determine_vectorization_factor.
14055 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14056 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14058 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14059 be part of vect_analyze_operations).
14060 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14061 creating the guard condition, as the number of iterations may be
14063 (slpeel_tree_peel_loop_to_edge): Use new name of
14064 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14065 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14066 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14067 (vect_do_peeling_for_alignment): Use fold.
14068 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14070 (vect_update_inits_of_dr): Renamed to
14071 vect_update_init_of_dr.
14072 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14073 (vectorizable_store): Fix assertion to use == instead of =.
14075 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14077 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14078 call_used_regs for wCG registers.
14080 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14082 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14083 for non-offsettable memory references to cope with outstanding reload
14084 replacements, take 2.
14086 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14089 * config/i386/i386.h (x86_fisttp): New.
14090 (TARGET_FISTTP): New macro.
14091 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14092 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14093 instruction when fisttp flag is set.
14094 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14096 * config/i386/i386.md (type attribute): Add fisttp.
14097 (unit attribute): Set to i387 for fisttp type.
14098 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14099 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14101 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14102 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14104 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14105 patterns for TARGET_FISTTP. Enable patterns for
14106 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14107 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14108 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14109 implement fisttp x87 insn.
14110 (fix_trunc*_i387_fisttp splitters): New patterns.
14111 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14112 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14113 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14115 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14116 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14117 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14118 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14119 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14120 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14121 Disable patterns for TARGET_FISTTP.
14122 (fix_trunc*_i387 splitters): Implement usign mode macros.
14123 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14124 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14125 (fix_trunx*_sse peephole2s): Implement using mode macros.
14127 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14129 PR rtl-optimization/20291
14130 * combine.c (try_combine): If splitting fails, re-try with
14131 original combined pattern, i.e. before clobber stripping.
14133 2005-03-14 Eric Christopher <echristo@redhat.com>
14135 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14136 STACK_GROWS_DOWNWARD.
14138 2005-03-14 Roger Sayle <roger@eyesopen.com>
14140 * real.h (struct real_format): Split the signbit field into two
14141 two fields, signbit_ro and signbit_rw.
14142 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14143 mips_double_format, ieee_extended_motorola_format,
14144 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14145 ieee_extended_intel_128_format, ibm_extended_format,
14146 mips_extended_format, ieee_quad_format, mips_quad_format,
14147 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14148 i370_double_format, c4x_single_format, c4x_extended_format,
14149 real_internal_format): Update initializers for new field.
14150 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14151 real_format structure.
14152 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14153 field of the real_format structure.
14155 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14157 Fix PR tree-optimization/20458
14159 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14160 DECL_EXTERNAL on STRUCT_FIELD tags.
14161 (clear_call_clobbered): Ditto.
14162 * tree-ssa-operands.c (note_addressable): Make sure the original
14163 variable doesn't slip into the addressable list if we have
14165 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14168 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14170 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14171 (-fwide-exec-charset): Likewise.
14172 (-finput-charset): Likewise.
14173 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14174 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14175 * c.opt (Wnormalized): New.
14177 2005-03-14 Devang Patel <dpatel@apple.com>
14179 * doc/invoke.texi: Add reference to Visibility document.
14181 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14183 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14184 MASK_SPLIT_ADDRESSES.
14185 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14186 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14187 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14188 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14189 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14190 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14191 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14192 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14193 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14194 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14195 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14196 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14197 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14198 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14199 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14200 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14201 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14202 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14203 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14204 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14205 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14206 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14207 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14208 (TARGET_EXPLICIT_RELOCS): Delete.
14209 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14210 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14211 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14212 (override_options): Set MASK_LONG64 if -mint64 is given and no
14213 -mlongXX option is. Complain about -mint64 -mlong32.
14214 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14215 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14216 * config/mips/mips.opt: New file.
14218 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14220 * config.gcc (extra_options): New variable for listing option files.
14221 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14222 * configure.ac (extra_opt_files): New AC_SUBST variable.
14223 (tm_file_list, tm_include_list): Include options.h first.
14224 * configure: Regenerate.
14225 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14226 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14227 (s-options-h): New rule.
14228 (options.h): Depend on it.
14229 (TEXI_GCCINT_FILES): Add options.texi.
14230 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14231 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14232 * target.h (gcc_target): Add default_target_flags and handle_option.
14233 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14234 (TARGET_HANDLE_OPTION): New macros.
14235 (TARGET_INITIALIZER): Include them.
14236 * opt-functions.awk (opt_args, nth_arg): New functions.
14237 (switch_flags): Handle the "Target" flag.
14238 (var_args): Delete.
14239 (var_name): Use opt_args and nth_arg.
14240 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14241 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14242 macros for the "Mask" and "InverseMask" options.
14243 * opts.h (cl_var_cond): New enum.
14244 (cl_option): Replace the "has_set_value" and "set_value" fields with
14245 "var_cond" and "var_value".
14246 (CL_TARGET): New macro.
14247 (option_enabled, print_filtered_help): Declare.
14248 (decode_options): Move definition.
14249 * opts.c (handle_option): Search for the original option before
14250 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14251 var_cond and var_value fields. Use targetm.handle_option to handle
14253 (decode_options): Set target_flags to targetm.default_target_flags.
14254 (print_filtered_help): Make global. Handle CL_TARGET.
14255 (option_enabled): New function.
14256 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14257 (display_target_options, set_target_switch, print_switch_values)
14258 (default_pch_valid_p): Guard uses of target_switches with
14259 #ifdef TARGET_SWITCHES. Also...
14260 (display_target_options): Display the CL_TARGET entries in cl_options.
14261 (set_target_option): Don't complain about the "" option when
14262 TARGET_SWITCHES is undefined.
14263 (print_switch_values): Use option_enabled.
14264 (default_pch_valid_p): Check cl_options[] when looking for something
14265 that has changed the value of target_flags.
14266 * c.opt: Remove documentation from top of file.
14267 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14268 * doc/sourecebuild.texi: Refer to the new options documentation
14269 instead of c.opt. Document machine-specific .opt files.
14270 * doc/tm.texi (target_flags): Say that this variable is declared
14272 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14273 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14275 * doc/options.texi: New file.
14277 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14279 PR middle-end/18628
14280 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14283 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14286 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14287 temporary variable of pointer type if an lvalues is required.
14288 (gimplify_modify_expr_rhs): Request an rvalue from it.
14289 (gimplify_expr): Pass fallback on.
14291 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14293 * cfgbuild.c: Update comments.
14295 2005-03-14 Roger Sayle <roger@eyesopen.com>
14297 PR rtl-optimization/17236
14298 * optabs.c (expand_doubleword_mult): New helper function split out
14299 from expand_binop. Permute the order in which instructions are
14300 emitted to minimize the number of simultaneously live registers.
14301 (expand_binop): Call expand_doubleword_mult to synthesize a double
14302 word multiplication.
14304 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14306 * basic-block.h: Update the prototypes of cached_make_edge and
14308 * cfg.c (cached_make_edge): Take edge_cache representing one
14309 row of the adjacency matrix of edges.
14310 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14311 (make_edges): Initialize edge_cache to represent one row of
14312 the adjacency matrix of edges.
14314 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14316 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14318 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14319 Remove unused removed_phis variable.
14320 (conditional_replacement): Use build1/build2.
14321 (abs_replacement): Use last_and_only_stmt and build1/build2.
14323 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14325 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14326 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14327 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14328 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14329 * c-common.c (handle_novops_attribute): New function.
14330 (c_common_attribute_table): Add "no vops" entry.
14331 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14332 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14333 * tree-ssa-operands.c (get_call_expr_operands): Do not
14334 create virtual operands for calls with ECF_NOVOPS flag.
14335 * tree.h (DECL_IS_NOVOPS): New macro.
14336 (struct tree_decl): Add novops_flag.
14337 (ECF_NOVOPS): New constant.
14339 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14342 * config/i386/i386.c (x86_use_himode_fiop): New.
14343 (x86_use_simode_fiop): Rename from x86_use_fiop.
14344 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14345 (TARGET_USE_HIMODE_FIOP): New.
14346 (x86_use_simode_fiop): Rename from x86_use_fiop.
14347 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14349 * config/i386/i386.md (X87MODEI12): New mode macro define.
14350 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14351 to implement x87 FP compare with HImode input operands.
14352 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14353 Use X87MODEI12 mode macro to handle HImode input operands.
14354 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14355 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14356 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14357 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14358 macro to implement x87 operators with HImode input operands.
14359 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14362 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14364 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14366 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14367 constants invariant.
14369 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14371 * basic-block.h (BB_VISITED): Removed.
14372 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14374 2005-03-14 Falk Hueffner <falk@debian.org>
14377 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14379 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14381 * ggc-zone.c: Fix comment typos.
14383 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14384 stringpool.c, config/mips/mips-protos.h: Update copyright.
14386 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14388 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14389 throughout with its typedef, "rtx".
14390 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14391 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14392 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14393 regs in comment to match code.
14395 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14397 * except.c (check_handled): Make it static.
14398 * except.h: Remove the corresponding prototype.
14400 * function.c (get_func_frame_size): Make it static.
14401 * function.h: Remove the corresponding type.
14403 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14405 * hard-reg-set.h: Remove the corresponding declarations.
14407 * tree-cfg.c (verify_stmts): Check that
14408 bb_for_stmt (stmt) == bb for every PHI node and statement.
14410 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14412 * config.gcc: Remove excess indentation.
14413 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14415 2005-03-13 Roger Sayle <roger@eyesopen.com>
14417 PR middle-end/19331
14418 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14419 * fold-const.c (fold_sign_changed_comparison): Likewise.
14420 (fold_binary): Optimize comparisons against widened operands if
14421 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14423 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14425 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14426 (sparc_override_options): Initialize it.
14427 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14429 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14431 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14432 (reg_or_none500mem_operand): New predicate.
14433 (zero_reg_mem_operand): New predicate.
14434 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14435 to reg_or_none500mem_operand.
14436 (extendsfdf2_fpr): Add MEM alternative.
14437 (extenddftf2_internal): Change operand2 predicate to
14438 zero_reg_mem_operand.
14440 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14442 * ggc-zone.c: Rewritten.
14444 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14446 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14447 * config.in: Regenerated.
14448 * configure: Regenerated.
14449 * gengtype.c (write_types_process_field, write_func_for_structure):
14450 Pass new argument to gt_pch_note_object.
14451 * ggc-common.c (struct ptr_data): Add TYPE.
14452 (gt_pch_note_object): Take TYPE argument and save it.
14453 (call_count): Update call to ggc_pch_count_object.
14454 (call_alloc): Update call to ggc_pch_alloc_object.
14455 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14457 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14458 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14459 (ggc_alloc_zone_stat): Delete.
14460 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14461 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14462 (ggc_pch_alloc_object): Update prototypes.
14463 (garbage_zone): Delete.
14464 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14465 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14467 (tree_id_zone): New variable.
14468 (ggc_alloc_cleared_zone): Remove unused.
14469 (ggc_alloc_zone): Define.
14470 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14471 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14472 ggc_alloc_zone_stat.
14473 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14474 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14475 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14476 (make_node_stat): Likewise. Use tree_id_zone.
14478 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14479 Joseph S. Myers <joseph@codesourcery.com>
14481 * configure.ac: Check for MIPS TLS.
14482 * configure: Regenerated.
14483 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14484 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14485 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14486 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14487 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14488 (mips_classify_symbol, mips_symbolic_constant_p)
14489 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14490 (mips_tls_operand_p, mips_call_tls_get_addr)
14491 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14492 (mips_tls_symbol_ref_1): New functions.
14493 (mips_legitimize_address, mips_legitimize_const_move): Call
14494 mips_legitimize_tls_address.
14495 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14497 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14498 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14499 (mips_char_to_class): Document V1_REG.
14500 (HAVE_AS_TLS): Provide default.
14501 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14503 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14505 (tls_get_tp_<mode>): New instruction.
14507 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14509 * configure.ac: Update checks for target tools.
14510 * configure: Regenerated.
14512 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14514 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14516 2005-03-13 Roger Sayle <roger@eyesopen.com>
14518 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14519 more classes of DImode multiplication by constant. Allow both
14520 multiplication by small negative constants (by performing a
14521 multiplication by a positive constant and negating the result) and
14522 multiplications by large powers of two, by using a left shift.
14524 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14526 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14527 of basic blocks into work_stack.
14529 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14530 config/mips/vr.h: Update copyright.
14532 * c-decl.c (c_init_decl_processing): Remove useless calls to
14533 build_function_type.
14535 * builtins.c (fold_trunc_transparent_mathfn,
14536 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14537 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14538 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14539 fold_builtin_strcpy, fold_builtin_strncpy,
14540 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14543 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14546 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14547 variable determinant.
14549 * tree-cfg.c (group_case_labels): Remove local variable type.
14551 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14554 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14557 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14560 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14561 (*movmemqi_insn): Delete.
14562 (*movmemhi): Delete.
14564 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14566 * builtins.c (fold_builtin_classify): Take decomposed
14567 arguments of CALL_EXPR.
14568 (fold_builtin_1): Update a call to fold_builtin_classify.
14570 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14573 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14574 through into call to parser_xref_tag after parse error.
14575 (c_parser_struct_declaration): Consistently return NULL_TREE on
14578 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14580 * tree-flow-inline.h (ref_contains_array_ref): New function.
14581 (lookup_subvars_for_var): Ditto.
14582 (get_subvars_for_var): Ditto.
14583 (var_can_have_subvars): Ditto.
14585 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14586 (struct subvar): New type.
14588 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14590 * tree-optimize.c (init_tree_optimization_passes): Call
14591 pass_create_structure_vars.
14593 * tree-ssa-alias.c: Include vec.h.
14594 (init_alias_info): Don't auto-clear call clobbered on struct-field
14596 (compute_flow_insensitive_aliasing): Handle subvars.
14597 (group_aliases): Handle STRUCT_FIELD aliases.
14598 (setup_pointers_and_addressables): Ditto.
14599 Don't mark variables non-addressable if they still have
14600 addressable subvars.
14601 Also mark subvars addressable when the real variable is marked
14603 (add_pointed_to_var): Try to prune the pointed-to set by only
14604 pointing to subvars when possible.
14605 Otherwise, make sure we set addresses_needed and pt_vars to
14606 properly include subvars.
14607 (bitpos_of_field): New function.
14608 (push_fields_onto_fieldstack): Ditto.
14609 (get_or_create_used_part_for): Ditto.
14610 (create_overlap_variables_for): Ditto.
14611 (find_used_portions): Ditto.
14612 (create_structure_vars): Ditto.
14613 (pass_create_structure_vars): New structure.
14615 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14616 (get_expr_operands): Handle subvars. Also try to turn
14617 COMPONENT_REF accesses into must-defs now that we can accurately
14619 (note_addressable): Try to only mark as addressable those subvars
14620 we know a COMPONENT_REF touches.
14621 (overlap_subvar): New function.
14623 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14624 Handle subvar storing.
14625 (vect_address_analysis): Update caller of vect_object_analysis.
14627 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14629 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14630 (STMT_VINFO_SUBVARS): New macro.
14632 * common.opts: add flag_tree_salias.
14634 * opts.c (decode_options): flag_tree_salias defaults to on.
14636 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14638 * doc/tree-ssa.texi: Document structural alias analysis.
14640 2005-03-12 Steven Bosscher <stevenb@suse.de>
14642 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14643 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14644 * tree-ssa-operands.c (get_expr_operands): Likewise.
14645 (get_expr_operands): Likewise for ERROR_MARK.
14647 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14649 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14652 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14655 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14656 (mark_operand_necessary): Remove local variable ver.
14658 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14659 variable prefix_len.
14661 * value-prof.c (mod_subtract_transform): Remove local variable
14664 * builtins.c (fold_builtin_exponent): Take decomposed
14665 arguments of CALL_EXPR.
14666 (fold_builtin_1): Update a call to fold_builtin_exponent.
14668 * builtins.c (fold_builtin_logarithm): Take decomposed
14669 arguments of CALL_EXPR.
14670 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14672 * c-decl.c (c_init_decl_processing): Remove local variables
14673 ptr_ftype_void and ptr_ftype_ptr.
14675 * gimplify.c (gimplify_expr): Remove local variables r0 and
14678 * reg-stack.c (move_for_stack_reg): Remove local variable
14680 (compare_for_stack_reg): Remove local variable flags_user.
14681 (convert_regs_1): Remove local variable deleted.
14683 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14685 (combine_blocks): Remove local variables exits and new_e.
14687 * tree-inline.c (expand_call_inline): Remove local variable
14690 * tree-ssa-live.c (create_ssa_var_map,
14691 calculate_live_on_entry): Remove local variable snn.
14693 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14695 * c-lex.c (c_lex_with_flags): Add parameter to call to
14698 2005-03-11 Per Bothner <per@bothner.com>
14700 * c-tree.h (struct c_declarator): New id_loc field.
14701 * c-pragma.h (c_lex_with_flags): Take position reference.
14702 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14703 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14704 (c_lex): Pass dummy location to c_lex_with_flags.
14705 * c-parser.c (c_lex_one_token): Set c_token's location using
14706 c_lex_with_flags, instead of input_location, which might be "ahead".
14707 (c_parser_direct_declarator): Set declarator's id_loc from
14709 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14710 declarator's id_loc, rather than probably-imprecise input_location.
14711 (build_id_declarator): Initialize c_declarator's id_loc field.
14713 2005-03-11 Roger Sayle <roger@eyesopen.com>
14715 PR middle-end/20419
14716 * builtins.c (expand_builtin_signbit): Force the signbit's word
14717 into an integer register to avoid SUBREGs of floating point modes.
14719 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14721 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14722 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14723 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14724 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14726 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14728 PR rtl-optimization/20306
14729 * expr.c (emit_move_complex): Set try_int false if mode is
14730 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14731 emit_block_move if try_int is true.
14733 2005-03-11 Richard Henderson <rth@redhat.com>
14736 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14737 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14740 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14742 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14743 (TARGET_FIX_VR4130): New macro.
14744 (TARGET_OPTIONS): Add -mfix-vr4130.
14745 (ISA_HAS_MACCHI): New macro.
14746 (ASM_SPEC): Add -mfix-vr4130.
14747 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14748 (override_options): Handle mips_fix_vr4130_string.
14749 (mips_avoid_hazards): Clear all_noreorder_p
14750 if we're working around VR4130 errata and the macc alternatives
14752 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14753 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14754 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14755 (MULTILIB_DEFAULTS): Remove leading "march=".
14756 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14757 if no architecture option is given.
14758 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14760 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14761 * doc/invoke.texi: Document -mfix-vr4130.
14763 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14765 * config/mips/mips.c (override_options): Only warn about -mint64
14766 deprecation if TARGET_INT64.
14768 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14770 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14771 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14772 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14773 are non-specific regarding the nonnull parameter positions.
14774 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14775 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14776 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14777 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14779 * builtins.def: Use the non-specific "nonnull" attibute lists.
14781 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14783 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14784 single_pred_edge, single_succ, single_pred): Improve comments.
14786 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14788 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14789 single_pred_edge, single_succ, single_pred): New inline functions.
14790 * bb-reorder.c (rotate_loop, find_traces_1_round,
14791 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14792 duplicate_computed_gotos): Use the single_succ/pred functions.
14793 * cfganal.c (forwarder_block_p): Ditto.
14794 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14795 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14796 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14797 merge_seq_blocks): Ditto.
14798 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14799 * cfglayout.c (fixup_reorder_chain): Ditto.
14800 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14801 canonicalize_loop_headers, verify_loop_structure): Ditto.
14802 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14803 mfb_update_loops, create_preheader, force_single_succ_latches,
14804 create_loop_notes): Ditto.
14805 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14806 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14807 commit_one_edge_insertion, purge_dead_edges,
14808 cfg_layout_can_merge_blocks_p): Ditto.
14809 * except.c (sjlj_emit_function_enter): Ditto.
14810 * flow.c (init_propagate_block_info): Ditto.
14811 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14812 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14813 insert_insn_end_bb): Ditto.
14814 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14815 find_if_case_2): Ditto.
14816 * lambda-code.c (perfect_nestify): Ditto.
14817 * lcm.c (optimize_mode_switching): Ditto.
14818 * loop-doloop.c (doloop_modify): Ditto.
14819 * loop-init.c (loop_optimizer_init): Ditto.
14820 * loop-iv.c (simplify_using_initial_values): Ditto.
14821 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14822 * loop-unswitch.c (unswitch_loop): Ditto.
14823 * modulo-sched.c (generate_prolog_epilog): Ditto.
14824 * predict.c (combine_predictions_for_insn, estimate_probability,
14825 tree_estimate_probability, last_basic_block_p,
14826 estimate_bb_frequencies): Ditto.
14827 * profile.c (branch_prob): Ditto.
14828 * regrename.c (copyprop_hardreg_forward): Ditto.
14829 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14830 * tracer.c (layout_superblocks): Ditto.
14831 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14832 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14833 cleanup_control_expr_graph, disband_implicit_edges,
14834 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14835 tree_verify_flow_info, tree_make_forwarder_block,
14836 tree_forwarder_block_p, remove_forwarder_block,
14837 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14838 * tree-if-conv.c (tree_if_conversion): Ditto.
14839 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14840 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14841 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14842 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14843 copy_loop_headers): Ditto.
14844 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14845 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14846 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14847 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14848 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14849 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14850 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14851 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14852 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14853 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14854 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14855 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14856 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14857 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14858 slpeel_add_loop_guard): Ditto.
14860 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14862 PR tree-optimization/15784
14863 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14866 * stmt.c (expand_case): Don't change index_type. Convert minval
14867 to the proper type.
14869 PR tree-optimization/20130
14870 * fold-const.c (fold): Fold x * -1 into -x.
14872 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14874 PR rtl-optimization/20331
14875 * rtlanal.c (modified_between_p): Check its address first for MEM.
14876 (modified_in_p): Likewise.
14878 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14880 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14882 2005-03-10 Steven Bosscher <stevenb@suse.de>
14884 * expr.c (expand_expr_real_1): If possible, use a conditional
14885 move for expanding MIN_EXPR and MAX_EXPR.
14886 Use temp for moving around rtx-en.
14888 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14891 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14894 2005-03-10 Roger Sayle <roger@eyesopen.com>
14896 * builtins.c (expand_builtin_signbit): Extend to handle floating
14897 point modes wider than the largest integer type, using the
14898 operand_subword_force function to obtain the signbit's word.
14900 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14903 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14904 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14906 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14908 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14910 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14912 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14914 (perform_edge_inserts): Unconditionally call
14915 free_dominator_info.
14917 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14919 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14921 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14923 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14925 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14927 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14929 (rtl_register_value_prof_hooks,
14930 tree_value_profile_transformations,
14931 tree_register_value_prof_hooks): Likewise.
14932 * var-tracking.c (stack_adjust_offset_pre_post,
14933 variable_htab_free, variable_union, dataflow_set_different_2,
14934 count_uses, variable_was_changed, set_frame_base_location,
14935 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14936 vt_add_function_parameters): Likewise.
14937 * varasm.c (named_section_real, named_section, make_decl_rtl,
14938 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14939 const_hash_1, compare_constant, copy_constant, force_const_mem,
14940 output_constant_pool_2, output_constant_pool_1, output_constant,
14941 output_constructor, make_decl_one_only, decl_tls_model,
14942 default_no_named_section, default_elf_select_section_1,
14943 default_unique_section_1): Likewise.
14944 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14945 * vmsdbgout.c (addr_const_to_string): Likewise.
14948 * function.c (struct assign_parm_data_one): Remove last_named
14950 (assign_parm_find_data_types): Don't determine last_named.
14951 Reorder named_parm determination.
14952 (assign_parms): Only setup varargs on the last non-varadic
14955 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14957 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14958 sda base address on medium model.
14960 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14962 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14963 * cfgloop.c (flow_loop_nodes_find): Export.
14964 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14966 * cfgloopmanip.c (fix_loop_structure): New function.
14967 * predict.c (predict_loops): Clean up the loops information.
14968 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14969 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14971 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14972 (rewrite_into_loop_closed_ssa): Declaration changed.
14973 * tree-loop-linear.c (linear_transform_loops): Add argument to
14974 rewrite_into_loop_closed_ssa call.
14975 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14976 * tree-ssa-loop-im.c (move_computations): Ditto.
14977 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14978 * tree-vectorizer.c (vectorize_loops): Ditto.
14979 * tree-optimize.c: Include cfgloop.h.
14980 (execute_todo): Choose whether to call cleanup_tree_cfg or
14981 cleanup_tree_cfg_loop.
14982 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14983 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14984 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14985 cleanup_tree_cfg_loop call.
14986 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14987 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14988 work on part of cfg.
14990 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14992 PR inline-asm/20314
14993 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14994 with multiple alternatives.
14996 * stmt.c (parse_output_constraint): Fix a typo.
14998 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15000 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15001 assembly directive instead of deprecated "no-generics".
15003 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15005 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15006 for non-offsettable memory references to cope with outstanding reload
15008 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15009 avoid losing outstanding address reloads.
15010 ("reload_outdi", "reload_outdf"): Likewise.
15012 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15014 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15015 code. Add more cbrt transformations.
15017 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15019 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15021 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15023 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15024 NULL_TREE when a given tree is not simplified.
15025 (fold): Return the original tree when any of the functions
15026 mentioned above NULL_TREE.
15028 * fold-const.c (fold_unary, fold_binary): Take decomposed
15029 arguments, code, type, op0, and op1 in case of fold_binary.
15030 (fold): Update calls to fold_unary and fold_binary.
15032 2005-03-09 Roger Sayle <roger@eyesopen.com>
15034 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15035 a fndecl and an arglist instead of a CALL_EXPR, exp.
15037 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15039 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15041 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15043 * expr.c (expand_assignment): Remove orig_to_rtx.
15045 * fold-const.c (int_const_binop): Remove no_overflow.
15047 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15049 * loop-iv.c (get_biv_step_1): Remove lhs.
15051 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15053 * real.c (real_nan): Remove neg.
15055 * function.c (thread_prologue_and_epilogue_insns): Remove i
15058 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15061 * tree-eh.c (tree_could_trap_p): Remove idx.
15063 * tree-into-ssa.c (ann): Remove ann.
15065 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15067 * tree-sra.c (decide_block_copy): Remove inst_count.
15069 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15071 * tree-ssa-loop-im.c (lhs): Remove.
15073 * cfgbuild.c (state, STATE, SET_STATE,
15074 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15076 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15077 (find_basic_blocks): Set the state of each basic block to
15080 2005-03-08 Jeff Law <law@redhat.com>
15082 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15083 goto results in the removal of edges in the CFG, then we need
15084 to recompute dominators.
15086 2005-03-09 Ben Elliston <bje@au.ibm.com>
15088 * c-common.c (c_do_switch_warnings): Comment fix.
15090 2005-03-08 Julian Brown <julian@codesourcery.com>
15092 * Patch from 2005-03-08 reverted for causing regressions and
15093 ppc-darwin bootstrap failure.
15095 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15097 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15098 Define the real function for ppc-darwin.
15099 * c-typeck.c (convert_arguments): Check for target-specific
15100 invalid argument call to unprototyped function.
15101 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15103 * target.h (invalid_arg_for_unprototyped_fn): New field
15105 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15106 default target hook.
15107 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15110 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15112 * c-typeck.c (constructor_stack, constructor_range_stack,
15113 initializer_stack): Make them static.
15115 * cfg.c (rbi_pool): Make it static.
15117 * gimple-low.c (lower_stmt_body): Make it static.
15118 * tree-flow.h: Remove the corresponding prototype. Don't
15119 declare lower_data.
15121 * sched-deps.c (cache_size): Make it static.
15123 * stor-layout.c (lang_adjust_rli): Make it static.
15125 2005-03-08 Julian Brown <julian@codesourcery.com>
15127 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15128 from being used for symbols with vague linkage when
15129 HAVE_GAS_COMDAT_GROUP is true.
15131 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15133 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15134 nlabel == JUMP_LABEL (jump).
15136 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15138 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15139 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15140 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15141 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15143 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15146 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15147 * c-common.c (handle_returns_twice): New function.
15148 (c_common_attribute_table): Declare eturns_twice' attribute.
15149 * doc/extend.texi: Document eturns_twice' attribute.
15150 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15151 (struct tree_decl): Add returns_twice_flag.
15153 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15155 * tree-ssa-phiopt.c: Fix a comment typo.
15157 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15158 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15159 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15162 2005-03-08 Richard Henderson <rth@redhat.com>
15164 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15165 builtin codes with ctzdi2, clzdi2, popcountdi2.
15166 (struct alpha_builtin_def): Add is_const.
15167 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15168 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15169 (alpha_init_builtins): Init them. Set nothrow and const attributes
15171 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15172 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15173 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15174 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15175 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15176 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15177 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15178 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15179 (TARGET_FOLD_BUILTIN): New.
15180 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15181 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15183 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15185 2005-03-08 Ira Rosen <irar@il.ibm.com>
15187 PR tree-optimization/20122
15188 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15189 condition of access function instead of base.
15191 2005-03-07 Jeff Law <law@redhat.com>
15192 Steven Bosscher <stevenb@suse.de>
15194 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15195 (find_taken_edge): Call find_taken_edge_computed_goto as
15196 appropriate. Allow any gimple invariant rather than just
15197 INTEGER_CST for VAL.
15198 (cleanup_control_flow): Cleanup a computed goto which has turned
15199 into a simple goto.
15200 (tree_merge_blocks): If block B has any forced labels, move
15201 them to the start of block A.
15202 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15203 computed gotos as well.
15204 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15205 removal of unnecessary computed gotos too.
15206 (lookup_redirection_data): Fix type of INSERT argument. Callers
15209 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15211 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15212 Remove trailing spaces.
15214 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15215 unshare_all_trees): Make them static.
15216 * tree-gimple.h: Remove the corresponding prototypes.
15218 * diagnostic.h: Remove unused prototype
15219 debug_output_buffer.
15220 * modulo-sched.c: Remove unused prototype
15221 set_row_column_for_ps.
15223 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15224 replace_phi_edge_with_variable): Remove unused variable i.
15226 2005-03-07 Per Bothner <per@bothner.com>
15228 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15230 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15233 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15234 bbs on the COND_EXPR instead of the PHI_NODEs.
15235 (candidate_bb_for_phi_optimization): Remove.
15236 (replace_phi_with_stmt): Rename to ...
15237 (replace_phi_edge_with_variable): this and change so that we
15238 replace the phi argument instead of removing the PHI.
15239 (conditional_replacement): Change so we deal with PHI with more
15240 than two arguments.
15241 (value_replacement): Likewise.
15242 (abs_replacement): Likewise.
15244 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15246 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15247 output_e500_flip_gt_bit.
15249 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15251 (rs6000_generate_compare): Fix logic to look at the correct bits.
15252 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15254 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15255 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15256 gen_move_from_CR_gt_bit.
15258 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15259 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15260 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15262 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15263 (E500_CR_IOR_COMPARE): New constant.
15265 2005-03-08 Earl Chew <earl_chew@agilent.com>
15266 David Billinghurst <David.Billinghurst@riotinto.com>
15268 * config/i386/host-cygwin.c: New file to support precompiled
15270 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15271 * config.host: Use above files for cygwin host.
15273 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15275 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15276 ordering ops from earlier change.
15278 2005-03-07 Per Bothner <per@bothner.com>
15280 Various fixes to allow us to again build if --enable-mapped-location:
15281 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15282 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15283 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15284 local variable loc. Change logic appropriately.
15285 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15286 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15287 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15288 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15289 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15291 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15293 PR rtl-optimization/19683
15294 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15295 number of bytes, to smallest_int_for_mode. Fix arguments to
15296 REG_CANNOT_CHANGE_MODE_P.
15298 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15300 * reorg.c (relax_delay_slots): Check that the jump is
15301 conditional before trying to invert it.
15303 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15305 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15308 * calls (stack_arg_under_construction): Make it static.
15310 * flow.c (regs_live_at_setjmp): Make it static.
15311 * flow.h: Remove the corresponding prototype.
15313 * reload1.c (reload_startobj, reload_firstobj,
15314 something_needs_operands_changed, reload_inherited,
15315 reload_inheritance_insn, reload_override_in,
15316 reload_spill_index): Make them static.
15318 * recog.c (verify_changes): Make it static.
15319 * recog.h: Remove the corresponding prototype.
15321 * cfgbuild.c (find_sub_basic_blocks): Remove.
15322 * basic-block.h: Remove the corresponding prototype.
15323 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15325 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15327 * tree-ssa-operands.c (check_build_stmt): Remove.
15329 * stor-layout.c (set_alignment): Remove.
15330 * tree.h: Remove the corresponding prototype.
15332 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15334 * tree-ssa-dce.c (control_dependence_map,
15335 visited_control_parents): Make them static.
15337 * cfghooks.c (verify_flow_info): Remove local variable
15340 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15343 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15345 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15347 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15349 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15351 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15352 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15353 PARALLEL for an empty structure.
15355 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15357 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15359 * fold-const.c (fold_binary): Unroll the very first "for"
15362 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15364 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15365 redundant match_code test.
15366 (scc_comparison_operator): Swap match_operand and match_code
15368 (branch_positive_comparison_operator): Same.
15369 (trap_comparison_operator): Use comparison_operator and swap with
15372 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15375 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15376 (out_movhi_r_mr): Read low byte of volatile MEM first.
15377 (out_movhi_mr_r): Write high byte of volatile MEM first.
15379 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15381 * cselib.c (reg_values, reg_values_size): Make them static.
15383 * cse.c (cse_reg_info_table): Make it static.
15385 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15387 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15389 * cse.c (find_best_addr): Use canon_for_address.
15391 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15393 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15394 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15395 SUBREG and MEM, respectively.
15397 * fold-const.c (fold_binary): Use code instead of t.
15399 * fold-const.c (optimize_minmax_comparison): Take decomposed
15400 arguments code, type, op0, and op1 instead of t.
15401 (fold_binary): Update a call to optimize_minmax_comparison.
15403 * fold-const.c (fold_range_test): Take decomposed arguments
15404 code, type, op0, and op1 instead of t.
15405 (fold_binary): Update a call to fold_range_test.
15407 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15408 decomposed arguments code, type, op0, and op1 instead of t.
15409 (fold_binary): Update a call to fold_range_test.
15411 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15413 * fold-const.c (fold_binary): Avoid directly using the original
15414 expression t as much as possible.
15416 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15418 * c-semantics.c (build_stmt): Use TYPE_P instead of
15419 IS_NON_TYPE_CODE_CLASS.
15420 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15421 (NON_TYPE_CHECK): Use TYPE_P instead of
15422 IS_NON_TYPE_CODE_CLASS.
15424 * fold-const.c (fold): Remove handling of binary expressions.
15426 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15428 * doc/c-tree.texi: Wrap comments in @r{}.
15429 * doc/cpp.texi: Likewise.
15430 * doc/cppinternals.texi: Likewise.
15431 * doc/extend.texi: Likewise.
15432 * doc/md.texi: Likewise.
15433 * doc/objc.texi: Likewise.
15434 * doc/sourcebuild.texi: Likewise.
15435 * doc/tm.texi: Likewise.
15436 * doc/tree-ssa.texi
15438 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15440 * predict.c (apply_return_prediction): Standardize PHI chain
15442 * tree-ssa.c (ssa_redirect_edge): Likewise.
15444 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15445 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15448 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15449 * tree-flow.h: Adjust the prototype for remove_phi_node.
15450 * lambda-code.c (perfect_nestify): Adjust a call to
15453 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15454 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15456 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15457 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15458 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15459 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15461 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15462 of GEN_INT (trunc_int_for_mode (...)).
15463 * loop-iv.c (iv_number_of_iterations): Likewise.
15464 * postreload.c (reload_cse_move2add): Likewise.
15465 * simplify-rtx.c (simplify_const_unary_operation,
15466 simplify_const_binary_operation): Likewise.
15467 * stor-layout.c (get_mode_bounds): Likewise.
15469 * fold-const.c (fold_binary): New.
15470 (fold): Call fold_binary on binary expressions.
15472 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15474 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15475 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15476 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15477 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15478 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15480 2005-03-04 Devang Patel <dpatel@apple.com>
15482 PR tree-optimization/18815
15483 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15484 loops with zero exit edges.
15486 2005-03-04 Devang Patel <dpatel@apple.com>
15488 * doc/invoke.texi: Remove reference to webpage that does not exist.
15490 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15491 Joseph S. Myers <joseph@codesourcery.com>
15494 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15495 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15496 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15497 * pa.c (get_plabel): Change argument to symbol_ref. Call
15498 maybe_get_identifier instead of get_identifier.
15499 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15500 (struct deferred_plabel): Replace name field with symbol field.
15501 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15502 ASM_OUTPUT_EXTERNAL_REAL is defined.
15503 (output_global_address): Use output_addr_const for output of all
15505 (output_deferred_plabels): Use symbol_ref instead of name for address
15507 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15508 ASM_OUTPUT_SYMBOL_REF): New macros.
15509 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15511 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15514 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15516 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15517 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15519 2005-03-04 Jeff Law <law@redhat.com>
15521 * basic-block.h (rediscover_loops_after_threading): Declare.
15522 * tree-ssa-dom.c: Include cfgloop.h.
15523 (tree_ssa_dominator_optimize): Discover loops and some basic
15524 properties. Remove forwarder blocks recreated by loop header
15525 canonicalization. Also mark backedges in the CFG.
15526 * tree-ssa-threadupdate.c: Include cfgloop.h
15527 (rediscover_loops_after_threading): Define.
15528 (struct local_info): New field, JUMP_THREADED.
15529 (prune_undesirable_thread_requests): New function.
15530 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15531 then record that fact for the callers of redirct_edges.
15532 (thread_block): If BB has incoming backedges, then call
15533 prune_undesirable_thraed_requests. Note when we are
15534 going to have to rediscover loop information. Return a
15535 boolean indicating if any jumps were threaded.
15536 (thread_through_all_blocks): Bubble up boolean indicating
15537 if any jumps were threaded.
15538 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15539 (tree-ssa-threadupdate.o): Similarly.
15541 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15543 * fold-const.c (fold_ternary): Unroll the "for" loop to
15546 2005-03-04 Andrew Haley <aph@redhat.com>
15548 * unwind-dw2-fde-glibc.c (struct
15549 unw_eh_callback_data.check_cache): New field.
15550 (frame_hdr_cache): New.
15551 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15552 Cache frame header info.
15554 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15556 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15557 (print_c_condition): Declare.
15558 * read-rtl.c (ptr_loc): New structure.
15559 (ptr_locs, ptr_loc_obstack, joined_conditions)
15560 (joined_conditions_obstack): New variables.
15561 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15562 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15563 (join_c_conditions, print_c_condition): New functions.
15564 (apply_macro_to_string): Associate the new string with the same
15565 source location as the old one.
15566 (add_condition_to_string): Use join_c_conditions.
15567 (read_string): Use set_rtx_ptr_loc to record a filename and line
15568 number for the string.
15569 (read_rtx): Initialize the new variables above.
15570 * genattrtab.c (write_test_expr, write_attr_value): Use
15572 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15573 comment above the GCC_VERSION check.
15574 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15575 Inline the definition of MAYBE_EVAL.
15576 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15577 * genoutput.c (process_template): Likewise.
15578 * genpreds.c (write_predicate_subfunction): Likewise.
15579 (write_predicate_expr): Use print_c_condition.
15580 * genrecog.c (write_cond): Likewise.
15581 * gensupport.c (process_rtx): Use join_c_conditions to join the
15582 conditions of a define_insn_and_split. Record a source location
15583 for the string after the "&&".
15584 (alter_test_for_insn): Use join_c_conditions.
15586 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15589 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15590 PR tree-optimization/15784
15591 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15594 2005-03-04 Ben Elliston <bje@au.ibm.com>
15596 * gcc.c (option_map): Add --coverage.
15597 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15598 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15599 * config/darwin.h: Pass -lgcov for `coverage'.
15600 * doc/invoke.texi (Debugging Options): Document --coverage.
15602 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15604 * gcse.c (bypass_block): Use find_edge wherever possible.
15606 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15610 * c-opts.c (c_common_parse_file): Call start_source_file
15611 and end_source_file at the approriate times.
15613 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15614 the main file, it will be done for us now.
15616 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15618 * fold-const.c (fold_ternary): New.
15619 (fold): Call fold_ternary on ternary expressions. Remove
15620 handling of ternary expressions.
15622 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15624 PR tree-optimization/15784
15625 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15628 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15630 * config/rs6000/predicates.md (branch_comparison_operator):
15631 Convert from C block to conditional format.
15633 2005-03-03 Jan Hubicka <jh@suse.cz>
15635 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15636 and non-constant public variables.
15638 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15640 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15643 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15646 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15647 calls to release_ssa_name and release_phi_node.
15649 * fold-const.c (fold): Remove handling of unary expressions.
15651 * fold-const.c (fold_unary): Avoid directly using the original
15652 expression t as much as possible.
15654 2005-03-03 Roger Sayle <roger@eyesopen.com>
15655 Andrew Pinski <pinskia@physics.uc.edu>
15657 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15658 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15660 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15662 Describe special registers SRP and MOF as allocatable registers.
15663 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15664 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15665 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15666 TARGET_HAS_MUL_INSNS.
15667 (cris_print_operand) <case 'd'>: New case.
15668 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15669 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15671 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15672 (REG_ALLOC_ORDER): Update for MOF.
15673 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15675 (GENERAL_REGS): No longer a define of ALL_REGS.
15676 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15677 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15678 Adjust accordingly.
15679 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15680 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15681 (SECONDARY_RELOAD_CLASS): Define.
15682 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15683 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15684 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15685 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15686 (REGISTER_MOVE_COST): Define.
15687 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15688 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15689 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15690 (CRIS_MOF_REGNUM): New define_constants.
15691 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15693 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15695 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15696 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15697 Adjust for MOF being properly described as a register.
15698 (indir_to_reg_split): Name this split. Conditionalize on the
15699 destination register being a general register.
15700 (movei): Conditionalize on on operands 0 and 1 having the same
15703 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15706 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15707 -mcpu to override any other explicitly given flags.
15709 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15711 * recog.c (verify_changes, confirm_change_group): New functions,
15712 broken out of apply_change_group.
15713 (apply_change_group): Use them.
15714 * recog.h (verify_change, confirm_change_group): Declare.
15715 * rtl.h (redirect_jump_2): Declare.
15716 * jump.c (redirect_exp, invert_exp): Delete.
15717 (invert_exp_1): Take second parameter. Return value. Changed caller.
15718 (redirect_jump_2): New function, broken out of redirect_jump.
15719 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15720 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15721 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15723 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15725 * varasm.c (named_section): Use xstrdup rather than doing it by
15728 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15730 2005-03-02 Devang Patel <dpatel@apple.com>
15732 Undo PR tree-optimization/18815 fix.
15734 2005-03-02 Devang Patel <dpatel@apple.com>
15736 PR tree-optimization/18815
15737 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15738 loops with zero exit edges.
15740 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15742 * cfg.c (connect_src, connect_dest, disconnect_src,
15743 disconnct_dest): New.
15744 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15745 redirect_edge_pred): Use the new functions.
15747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15748 free_dominance_info only when needed.
15750 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15753 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15754 (reg_or_sub_cint64_operand): Same.
15756 2005-03-02 Jeff Law <law@redhat.com>
15758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15759 CFG_ALTERED in the main DOM iteration loop.
15761 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15764 * varasm.c (initializer_constant_valid_p): Allow conversions
15765 between OFFSET_TYPEs. Tidy.
15767 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15769 * config/cris/cris.md ("return"): Remove epilogue delay list
15772 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15774 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15776 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15778 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15780 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15781 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15782 config/m68k/m68k.c, config/mips/mips.h,
15783 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15784 doc/include/gcc-common.texi: Update copyright.
15786 PR middle-end/18029 and PR middle-end/18030
15787 * expr.c (optimize_bitfield_assignment_op): Add a special case
15788 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15790 * fold-const.c (fold_unary): New.
15791 (fold): Call fold_unary on unary expressions.
15793 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15795 * cgraph.h (struct cgraph_edge): Add prev_caller and
15796 prev_callee fields.
15797 (cgraph_node_remove_callees): Export.
15798 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15800 (cgraph_edge_remove_callee): New function.
15801 (cgraph_edge_remove_caller): Likewise.
15802 (cgraph_remove_edge): Use.
15803 (cgraph_redirect_edge_callee): Likewise.
15804 (cgraph_node_remove_callees): New function.
15805 (cgraph_node_remove_callers): Likewise.
15806 (cgraph_remove_node): Use.
15807 * tree-optimize.c (tree_rest_of_compilation): Use
15808 cgraph_node_remove_callees instead of manual loop.
15809 * cgraphunit.c (cgraph_finalize_function): Likewise.
15810 (cgraph_expand_function): Likewise.
15811 (cgraph_remove_unreachable_nodes): Likewise.
15813 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15816 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15818 * c-decl.c (undeclared_variable): Take location as argument.
15819 * c-typeck.c (build_external_ref): Likewise.
15820 * c-parser.c (c_parser_postfix_expression): Pass location of
15821 identifier to build_external_ref.
15823 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15825 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15826 CCEQ mode for branch_positive_comparison_operator test.
15827 * config/rs6000/predicates (branch_comparison_operator): Revert to
15829 (scc_comparison_operator): Same.
15830 (branch_positive_comparison_operator): Same.
15832 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15834 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15835 (cris_delay_slots_for_epilogue): Remove.
15836 (save_last): Move into cris_target_asm_function_epilogue.
15837 (cris_target_asm_function_epilogue): Remove tests for file being
15839 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15840 (cris_delay_slots_for_epilogue): Remove prototypes.
15841 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15842 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15844 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15846 * config/rs6000/predicates.md (branch_comparison_operator): Change
15847 to define_special_predicate.
15848 (scc_comparison_operator): Same.
15849 (branch_positive_comparison_operator): Same.
15851 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15853 * Makefile.in (tree-ssa-sink.o): New.
15854 (OBJS-common): Add tree-ssa-sink.o.
15855 * common.opt: Add -ftree-sink
15856 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15857 * timevar.def (TV_TREE_SINK): new timevar.
15858 * tree-flow.h (is_hidden_global_store): Prototype.
15859 * tree-optimize.c (init_tree_optimization_passes): Add
15861 * tree-pass.h (pass_sink_code): New.
15862 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15863 for non-obvious global store store to is_hidden_global_store, and
15864 call that new function.
15865 * tree-ssa-sink.c: New file.
15866 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15867 * doc/passes.texi: Document forward store motion.
15868 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15869 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15870 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15871 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15873 2005-03-01 Per Bothner <per@bothner.com>
15875 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15876 and we have a non-zero column-number, add it to the message.
15877 Also factor out the diagnostic_kind_text.
15879 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15881 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15882 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15883 flow_loop_scan): Removed.
15884 (flow_loop_dump): Do not dump removed fields.
15885 (flow_loop_free): Do not free removed fields.
15886 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15887 (loop_exit_edge_p): New function.
15888 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15889 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15890 num_exits, exits_doms.
15891 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15892 LOOP_EDGES, LOOP_ALL): Removed.
15893 (flow_loop_scan): Declaration removed.
15894 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15895 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15897 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15898 (if_convert): Call flow_loops_find and flow_loops_free
15899 when calling mark_loop_exit_edges.
15900 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15901 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15902 free_dominance_info calls.
15903 * loop-init.c (flow_loops_find): Ditto.
15904 * passes.c (rest_of_handle_branch_prob): Ditto.
15905 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15906 * loop-unroll.c (analyze_insns_in_loop): Do not use
15908 * predict.c (predict_loops): Do not call flow_loop_scan.
15909 Use get_loop_exit_edges.
15910 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15911 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15912 Do not use EDGE_LOOP_EXIT.
15913 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15914 to bb_with_exit_edge_p.
15915 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15916 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15917 to bb_with_exit_edge_p.
15918 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15920 * tree-loop-linear.c (linear_transform_loops): Do not call
15921 flow_loop_scan. Use loop->single_exit.
15922 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15923 (vect_analyze_loop_form): Do not call flow_loop_scan.
15924 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15926 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15928 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15929 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15930 slpeel_tree_duplicate_loop_to_edge_cfg,
15931 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15932 Use loop_preheader_edge and loop->single_exit. Do not call
15935 2005-03-01 Nick Clifton <nickc@redhat.com>
15937 * config/arm/arm.c (thumb_find_work_register): Check all of the
15938 argument registers to see if they are free, and a couple of
15939 special cases where the last argument register but can be proved
15940 to be available during the function's prologue.
15941 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15942 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15943 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15945 (thumb_compute_save_reg_mask): Likewise. Also use
15946 thumb_find_work_register() to ensure that there is agreement about
15947 which work register is going to be used in the prologue.
15948 (thumb_output_function_prologue): Use unsigned long as the type
15949 for the register bit-mask. Also delay pushing the link register if
15950 other high registers are going to be pushed.
15951 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15952 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15953 redundant prototypes.
15955 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15958 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15959 and after reload in REG+REG indexed addresses without REG_POINTER
15960 set in the base and not set in the index.
15962 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15964 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15965 Don't undefine here.
15966 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15967 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15968 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15969 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15970 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15972 * config.gcc (sh*-*-linux*): Use config/linux.h.
15974 2005-02-28 Dale Johannesen <dalej@apple.com>
15975 Stan Shebs <shebs@apple.com>
15977 Rewrite of 64-bit Darwin structure-by-value pass/return.
15978 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15979 intoffset, use_stack, named.
15980 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15981 (rs6000_darwin64_record_arg_advance_flush): New.
15982 (rs6000_darwin64_record_arg_advance_recurse): New.
15983 (rs6000_darwin64_record_arg_flush): New.
15984 (rs6000_darwin64_record_arg_recurse): New.
15985 (rs6000_darwin64_record_arg): New.
15986 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15987 (function_arg_boundary): Handle 128-bit aligned structs.
15988 (function_arg_advance): Rewrite darwin64 struct handling.
15989 (function_arg): Call rs6000_darwin64_record_arg.
15990 (function_arg_partial_nregs): Handle darwin64 structs.
15991 (rs6000_darwin64_function_value): Remove.
15992 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15994 2005-02-28 Roger Sayle <roger@eyesopen.com>
15996 PR tree-optimization/20216
15997 * tree-chrec.c (tree_fold_factorial): Delete.
15998 (tree_fold_binomial): Change argument list to take a return type
15999 and change the type of K to unsigned int. Rewrite to avoid explicit
16000 evaluation of factorials, and (recursively) calling fold to perform
16001 compile-time arithmetic. Return NULL on (internal) overflow.
16002 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16003 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16004 if any intermediate calculation overflows.
16005 (chrec_apply): Update call to chrec_evaluate.
16007 2005-02-28 James E Wilson <wilson@specifixinc.com>
16009 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16011 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16014 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16015 instead of NULL_TREE on error.
16017 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16019 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16020 (EASY_VECTOR_15_ADD_SELF): Remove.
16021 (num_insns_constant_wide): Not static.
16022 (validate_condition_mode): Not static.
16023 (toc_relative_expr_p): Not static.
16024 (legitimate_indirect_address_p): Not static.
16025 (macho_lo_sum_memory_operand): Not static.
16026 (invalid_e500_subreg): Not static.
16027 (easy_vector_same): Not static.
16028 (easy_vector_splat_const): Not static.
16029 (RS6000_SYMBOL_REF_TLS_P): Remove.
16030 (any_operand): Delete.
16031 (any_parallel_operand): Delete.
16032 (count_register_operand): Delete.
16033 (altivec_register_operand): Delete.
16034 (xer_operand): Delete.
16035 (s8bit_cint_operand): Delete.
16036 (short_cint_operand): Delete.
16037 (u_short_cint_operand): Delete.
16038 (non_short_cint_operand): Delete.
16039 (exact_log2_cint_operand): Delete.
16040 (gpc_reg_operand): Delete.
16041 (cc_reg_operand): Delete.
16042 (cc_reg_not_cr0_operand): Delete.
16043 (reg_or_short_operand): Delete.
16044 (reg_or_neg_short_operand): Delete.
16045 (reg_or_aligned_short_operand): Delete.
16046 (reg_or_u_short_operand): Delete.
16047 (reg_or_cint_operand): Delete.
16048 (reg_or_arith_cint_operand): Delete.
16049 (reg_or_add_cint64_operand): Delete.
16050 (reg_or_sub_cint64_operand): Delete.
16051 (reg_or_logical_cint_operand): Delete.
16052 (got_operand): Delete.
16053 (got_no_const_operand): Delete.
16054 (easy_fp_constant): Delete.
16055 (easy_vector_constant): Delete.
16056 (easy_vector_constant_add_self): Delete.
16057 (zero_constant): Delete.
16058 (zero_fp_constant): Delete.
16059 (volatile_mem_operand): Delete.
16060 (offsettable_mem_operand): Delete.
16061 (mem_or_easy_const_operand): Delete.
16062 (add_operand): Delete.
16063 (non_add_cint_operand): Delete.
16064 (logical_operand): Delete.
16065 (non_logical_cint_operand): Delete.
16066 (mask_operand): Delete.
16067 (mask_operand_wrap): Delete.
16068 (mask64_operand): Delete.
16069 (mask64_2_operand): Delete.
16070 (and64_operand): Delete.
16071 (and64_2_operand): Delete.
16072 (and_operand): Delete.
16073 (reg_or_mem_operand): Delete.
16074 (lwa_operand): Delete.
16075 (symbol_ref_operand): Delete.
16076 (call_operand): Delete.
16077 (current_file_function_operand): Delete.
16078 (input_operand): Delete.
16079 (rs6000_nonimmediate_operand): Delete.
16080 (rs6000_tls_symbol_ref): Delete.
16081 (save_world_operation): Delete.
16082 (restore_world_operation): Delete.
16083 (load_multiple_operation): Delete.
16084 (store_multiple_operation): Delete.
16085 (vrsave_operation): Delete.
16086 (mfcr_operation): Delete.
16087 (mtcrf_operation): Delete.
16088 (lmw_operation): Delete.
16089 (stmw_operation): Delete.
16090 (branch_comparison_operator): Delete.
16091 (branch_positive_comparison_operator): Delete.
16092 (scc_comparison_operator): Delete.
16093 (trap_comparison_operator): Delete.
16094 (boolean_operator): Delete.
16095 (boolean_or_operator): Delete.
16096 (min_max_operator): Delete.
16097 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16098 (EASY_VECTOR_15): Moved to here.
16099 (EASY_VECTOR_15_ADD_SELF): Move to here.
16100 (PREDICATE_CODES): Delete.
16101 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16102 Declare functions no longer static.
16103 * config/rs6000/predicates.md: New.
16104 * config/rs6000/rs6000.md: Include predicates.md
16106 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16108 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16109 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16111 * cfgrtl.c (need_fake_edge_p): Likewise.
16112 * combine.c (distribute_notes): Likewise.
16113 * emit-rtl.c (try_split): Likewise.
16114 * recog.c (peephole2_opimize): Likewise.
16115 * reg-notes.def (ALWAYS_RETURN): Remove.
16116 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16117 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16118 * tree.h (ECF_ALWAYS_RETURN): Remove.
16120 2005-02-28 Roger Sayle <roger@eyesopen.com>
16122 PR middle-end/19874
16123 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16124 between different machine modes is never a "useless" conversion.
16126 2005-02-28 Geert Bosch <bosch@gnat.com>
16129 * doc/contrib.texi: List contributors for Ada front end
16131 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16133 * simplify-rtx.c (simplify_unary_operation_1,
16134 simplify_const_unary_operation): New, extracted from...
16135 (simplify_unary_operation): ... this one.
16136 (simplify_binary_operation_1,
16137 simplify_const_binary_operation): New, extracted from...
16138 (simplify_binary_operation): ... this one.
16139 * rtl.h (simplify_const_unary_operation,
16140 simplify_const_binary_operation): Add prototypes.
16142 2005-02-28 Julian Brown <julian@codesourcery.com>
16144 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16145 building libjava and caused PR regression/20228.
16147 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16150 * Makefile.in (host_subdir): New.
16151 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16152 * configure: Regenerate.
16154 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16156 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16157 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16158 installation directory first.
16160 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16163 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16164 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16165 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16166 * config/cris/cris.md: Tweak comments referring to Q.
16167 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16168 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16169 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16170 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16171 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16172 Insert spaces in constraints to align alternatives vertically for
16174 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16177 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16179 PR rtl-optimization/17728
16180 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16181 operand 0 from general_operand to move_dest_operand.
16183 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16185 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16186 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16187 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16188 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16190 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16192 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16193 * configure: Regenerate.
16194 * libada-mk.in: Remove CC; rename
16195 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16197 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16200 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16201 for the lhs, also walk over the tree. Likewise for rhs.
16203 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16205 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16206 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16207 Do not propagate value of iv before increment over the increment.
16209 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16211 * c-parser.c: New file.
16212 * c-parse.in: Remove.
16213 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16215 (c-parser.o): Add dependencies.
16216 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16217 maintainer-clean, TAGS): Update.
16218 * c-config-lang.in (gtfiles): Update.
16219 * gengtype-lex.l: Don't handle "@@".
16220 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16221 objc_build_synchronized, objc_begin_try_stmt,
16222 objc_begin_catch_clause, objc_finish_catch_clause,
16223 objc_build_finally_clause, objc_finish_try_stmt): New.
16224 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16226 (c_parse_init): Update comment.
16227 * c-decl.c (c_init_decl_processing): Update comment.
16228 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16229 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16230 new c_declspecs members.
16232 2005-02-25 Julian Brown <julian@codesourcery.com>
16234 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16235 from being used for symbols with vague linkage when
16236 HAVE_GAS_COMDAT_GROUP is true.
16238 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16240 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16242 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16245 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16246 (LIBGCC2_HAS_DF_MODE): New.
16247 (LIBGCC2_HAS_XF_MODE): New.
16248 (LIBGCC2_HAS_TF_MODE): New.
16249 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16250 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16251 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16252 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16253 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16254 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16255 and add _fixtfdi, _fixunstfdi, _floatditf
16256 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16257 L_fixunstfdi, L_floatditf.
16258 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16259 (LIBGCC2_HAS_TF_MODE): Define.
16261 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16263 PR tree-optimization/20204
16264 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16265 REWRITE_THIS_STMT markers on PHI nodes.
16266 (rewrite_initialize_block): Likewise.
16268 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16270 * version.c (version_string): Update to 4.1.
16272 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16274 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16275 Clarify that the alternative way doesn't work in GNU C++.
16277 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16279 PR tree-optimization/19937
16280 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16281 to the type of the induction variable.
16283 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16285 PR rtl-optimization/20117
16286 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16287 the block including noncopyable insn.
16289 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16291 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16292 calls to find_reg_note.
16294 2005-02-24 Richard Henderson <rth@redhat.com>
16297 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16300 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16302 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16303 vector types if to use base reg for misaligned non-word ld/std.
16305 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16308 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16309 dwarf2 label manually and put it after, not before the prologue.
16311 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16314 * reload.c (operands_match_p): Only increment register number for
16315 SCALAR_INT_MODE_P modes in multiple hard registers.
16317 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16320 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16322 * ChangeLog.5: Fix log message typo(s).
16323 * ChangeLog.7: Likewise.
16324 * ChangeLog.tree-ssa: Likewise.
16325 * cfgexpand.c: Fix comment typo(s).
16326 * conflict.c: Likewise.
16327 * defaults.h: Likewise.
16328 * dwarf2out.c: Likewise.
16329 * gcse.c: Likewise.
16330 * ggc-page.c: Likewise.
16331 * tree-eh.c: Likewise.
16332 * tree-ssa-dom.c: Likewise.
16334 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16337 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16338 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16339 if SHARED is defined.
16342 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16343 allow splitting only if operands 0 and 3 don't overlap.
16345 2005-02-24 Richard Henderson <rth@redhat.com>
16347 PR middle-end/19953
16348 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16349 (fold_builtin_1): Call them.
16350 * fold-const.c (fold_complex_mult_parts): Split out from ...
16351 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16352 (fold_complex_div_parts, fold_complex_div): New.
16354 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16356 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16358 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16359 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16361 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16362 (print_node): Likewise.
16363 Print TYPE_SIZES_GIMPLIFIED.
16365 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16367 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16368 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16369 operands as commutative in constraints.
16371 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16373 * tree-into-ssa.c: Re-organize internal functions.
16375 2005-02-24 Richard Henderson <rth@redhat.com>
16377 PR middle-end/18902
16378 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16380 * common.opt (fcx-limited-range): New.
16381 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16382 * toplev.c (flag_complex_method): Initialize to 1.
16383 (process_options): Set flag_complex_method to 0 if
16384 flag_cx_limited_range.
16385 * doc/invoke.texi (-fcx-limited-range): New.
16387 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16389 * cse.c (delete_trivially_dead_insns): Speed up by using
16390 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16393 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16395 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16396 functions when -mid-shared-library is being used.
16398 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16400 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16401 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16402 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16403 * system.h: Poison LINK_LIBGCC_SPECIAL.
16405 2005-02-23 James E Wilson <wilson@specifixinc.com>
16407 * gengtype.c (note_insn_name): Make 1 element larger.
16409 2005-02-23 Roger Sayle <roger@eyesopen.com>
16412 PR rtl-optimization/20097
16413 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16414 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16416 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16418 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16419 * t-aix52 (SHLIB_INSTALL): Same.
16421 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16423 * genpreds.c: Update copyright.
16425 2005-02-23 Michael Beach <michaelb@ieee.org>
16428 * config/sparc/t-elf (startup files): Assemble with CPP.
16430 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16432 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16433 (write_predicate_expr): Likewise.
16435 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16437 PR tree-optimization/20100
16438 PR tree-optimization/20115
16439 * tree-optimize.c (init_tree_optimization_passes): Remove
16440 pass_maybe_create_global_var.
16441 * tree-pass.h (pass_maybe_create_global_var): Remove.
16442 * tree-ssa-alias.c (aliases_computed_p): Declare.
16443 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16444 (count_calls_and_maybe_create_global_var): Remove.
16445 (pass_maybe_create_global_var): Remove.
16446 (init_alias_info): Do not declare aliases_computed_p.
16447 (maybe_create_global_var): If the function contains no
16448 call-clobbered variables and a mix of pure/const and regular
16449 function calls, create .GLOBAL_VAR.
16450 Mark all call-clobbered variables for renaming.
16451 (merge_pointed_to_info): Update comment.
16452 (add_pointed_to_var): Likewise.
16453 (is_escape_site): Likewise.
16454 Accept struct alias_info * instead of size_t *.
16456 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16458 * tree-ssa-operands.c (get_call_expr_operands): If
16459 ALIASES_COMPUTED_P is false, do not add call-clobbering
16461 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16462 (delete_tree_ssa): Likewise.
16464 2005-02-22 James E Wilson <wilson@specifixinc.com>
16466 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16467 (do_compile): Do call it here.
16469 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16471 PR rtl-optimization/20017.
16472 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16473 rest_of_handle_cse2, rest_of_handle_gcse): Call
16474 delete_dead_jumptables immediately before calling cleanup_cfg.
16476 2005-02-22 Devang Patel <dpatel@apple.com>
16479 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16482 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16484 * config/rs6000/aix.h (WINT_TYPE): Define.
16486 2005-02-22 Stan Shebs <shebs@apple.com>
16488 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16489 natural alignment for 64-bit Darwin.
16490 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16492 * doc/invoke.texi: Document this.
16494 2005-02-22 DJ Delorie <dj@redhat.com>
16496 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16497 to make_[un]signed_type, not the mode itself.
16499 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16501 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16502 not available. Use tail calls wherever possible.
16503 (make_edge): Call unchecked_make_edge to create an edge.
16505 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16506 (coalesce_ssa_name): Don't check for
16507 SSANORM_USE_COALESCE_LIST.
16508 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16510 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16512 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16513 (rewrite_into_ssa): ... here.
16515 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16517 PR tree-optimization/19786
16518 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16519 tag to another's may-alias bitmap when adding to the other's list.
16521 2005-02-21 DJ Delorie <dj@redhat.com>
16523 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16524 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16525 registers in unsupported ways.
16526 * expmed.c (init_expmed): Likewise.
16528 2005-02-21 Stan Cox <scox@redhat.com>
16530 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16532 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16534 * tree-cfg.c (fold_cond_expr_cond): New.
16535 (make_edges): Call fold_cond_expr_cond.
16536 (find_taken_edge): Accept nothing but INTEGER_CST.
16537 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16539 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16541 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16542 that do not belong to any basic block.
16544 2005-02-21 Jeff Law <law@redhat.com>
16546 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16549 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16551 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16552 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16553 Adjust their definitions.
16554 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16555 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16557 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16558 genautomata.c, langhooks.c, langhooks.h, system.h,
16559 config/arm/lib1funcs.asm: Update copyright.
16561 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16563 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16565 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16568 * doc/install.texi: Document --with-gc.
16570 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16572 * simplify-rtx.c (simplify_unary_operation): Add a missing
16575 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16577 PR tree-optimization/18663
16578 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16579 if the type has variable bounds.
16581 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16583 * gcse.c: Remove an obsolete comment.
16585 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16587 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16589 * doc/extend.texi (Function Attributes) <Attribute const>: The
16590 attribute "pure" is below this text, not above.
16592 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16594 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16595 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16596 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16598 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16601 * langhooks.h (struct lang_hooks): Add to_target_charset.
16602 * langhooks.c (lhd_to_target_charset): New function.
16603 * langhooks-def.h: Declare lhd_to_target_charset.
16604 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16605 (LANG_HOOKS_INITIALIZER): Update.
16606 * c-common.c (c_common_to_target_charset): New function.
16607 * c-common.h: Declare it.
16608 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16609 c_common_to_target_charset.
16611 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16612 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16613 Delete definitions.
16614 * system.h: Poison them.
16615 * doc/tm.texi: Don't discuss them.
16616 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16617 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16618 (pp_c_char): Do not attempt to generate letter escapes for
16620 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16621 * config/mips/mips.c (mips_output_ascii): Likewise.
16623 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16625 PR tree-optimization/19951
16626 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16629 2005-02-19 Steven Bosscher <stevenb@suse.de>
16631 PR middle-end/19698
16632 * function.h (struct function): New field `max_loop_depth'.
16633 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16634 (flow_loops_find): Reset the max loop depth count before finding loops.
16635 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16636 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16637 (calculate_global_regs_live): Make sure the loop will terminate
16638 when the initial sets are not empty.
16640 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16642 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16644 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16646 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16649 * doc/invoke.texi: Remove documentation of %M spec.
16651 (init_spec): Remove %M suffix from -lgcc_s.
16652 (do_spec_1): Remove 'M' case.
16653 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16654 to put shared libraries in the multilib directory. Remove the
16655 shlib_so_soname substitution variable. Don't add a multilib encoding
16656 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16657 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16658 SHLIB_INSTALL as well as SHLIB_LINK.
16659 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16660 (SHLIB_NAME): Delete.
16661 (SHLIB_DIR): New macro.
16662 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16663 (SHLIB_INSTALL): Adjust accordingly.
16664 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16665 * config/t-slibgcc-sld: Likewise.
16666 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16667 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16668 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16670 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16671 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16672 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16673 Use @shlib_base_name@ instead of @shlib_so_name@.
16674 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16675 and @shlib_base_name@.so in @multilib_dir@.
16676 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16677 to the install path.
16678 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16679 (SHLIB_LINK): Remove previous workaround.
16680 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16681 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16682 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16684 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16685 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16686 (SHLIB_INSTALL): Adjust accordingly.
16687 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16688 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16689 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16690 config/t-slibgcc-elf-ver.
16692 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16693 Jakub Jelinek <jakub@redhat.com>
16695 PR tree-optimization/19828
16696 * tree-ssa-loop-im.c: Add a TODO comment.
16697 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16698 without side-effects.
16700 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16702 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16705 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16707 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16708 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16709 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16711 (ia64_reorg): Delete fixup_errata call.
16712 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16713 (TARGET_SWITCHES): Delete -mb-step entry.
16715 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16718 * c-typeck.c (composite_type): Handle quals in transparent unions.
16719 (type_lists_compatible_p): Likewise.
16721 2005-02-18 Stan Shebs <shebs@apple.com>
16723 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16724 expressions in the .literal8 section.
16726 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16728 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16730 2005-02-18 Roger Sayle <roger@eyesopen.com>
16732 * fold-const.c (constant_boolean_node): Always create values of the
16733 specified type, don't bother calling truthvalue_conversion.
16735 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16737 * except.c (output_function_exception_table): Call
16738 assemble_external_libcall (eh_personality_libfunc).
16740 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16743 * config/ia64/ia64.h (struct machine_function): Add state_num.
16744 * config/ia64/ia64.c (process_epilogue,
16745 process_for_unwind_directive): Use new unwind state numbers each
16746 time rather than state 1.
16748 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16751 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16752 before the "*llgt_didi" pattern.
16754 2005-02-18 Jason Merrill <jason@redhat.com>
16756 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16758 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16760 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16761 (div0): Use it in place of ARM_FUNC_ALIAS.
16762 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16764 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16766 PR middle-end/20030
16767 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16768 access, the lower bound of the array type if it exists.
16770 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16773 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16774 cases that are out-of-range for the index type.
16776 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16778 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16779 (estimate_case_costs): Don't call convert.
16780 * expmed.c (expand_shift): Likewise.
16781 (make_tree): Call fold_convert instead of convert.
16783 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16786 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16787 that ref to be marked MEM_READONLY_P doesn't have base that needs
16790 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16792 * genautomata.c (output_get_cpu_unit_code_func,
16793 output_cpu_unit_reservation_p): Don't generate old-style function
16796 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16799 PR tree-optimization/20009
16800 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16802 PR tree-optimization/18947
16803 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16804 inline, remove all nodes that are inlined into the extern inline
16807 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16809 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16810 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16811 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16812 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16815 2005-02-17 Roger Sayle <roger@eyesopen.com>
16817 PR tree-optimization/19917
16818 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16819 to be potentially trapping.
16821 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16823 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16825 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16827 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16828 tem becomes a local variable which is set to the value of the
16829 back end defined INITIAL_FRAME_ADDRESS macro.
16830 (expand_builtin_frame_address): Omit the base parameter to
16831 expand_builtin_return_addr.
16832 (expand_builtin_profile_func): Likewise.
16833 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16834 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16835 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16837 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16839 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16840 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16841 * config/frv/frv.c (frv_function_epilogue): Likewise.
16843 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16845 * lambda-code (perfect_nestify): Remove mark/unmark
16846 for rewriting hack.
16847 * tree-loop-linear.c (linear_transform_loops): Add
16848 rewrite_into_ssa call so that ssa is correct for
16849 rewriting into loop closed.
16851 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16853 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16854 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16856 * bt-load.c (btr_def_live_range, combine_btr_defs,
16857 migrate_btr_def, migrate_btr_defs): Likewise.
16858 * cfgcleanup.c (thread_jump): Likewise.
16859 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16860 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16861 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16862 df_rd_local_compute, df_reg_info_compute): Likewise.
16863 * dominance.c (init_dom_info, free_dom_info): Likewise.
16864 * flow.c (init_propagate_block_info,
16865 free_propagate_block_info): Likewise.
16866 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16867 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16868 modify_reg_pav): Likewise.
16869 * loop-invariant.c (find_defs, find_invariant_insn,
16870 find_invariants, free_inv_motion_data): Likewise.
16871 * predict.c (tree_predict_by_opcode,
16872 estimate_bb_frequencies): Likewise.
16873 * stmt.c (expand_case): Likewise.
16874 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16875 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16876 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16877 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16878 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16879 rewrite_ssa_into_ssa): Likewise.
16880 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16881 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16882 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16883 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16884 * tree-sra.c (tree_sra): Likewise.
16885 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16886 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16887 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16889 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16890 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16892 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16893 calculate_live_on_entry, calculate_live_on_exit,
16894 build_tree_conflict_graph): Likewise.
16895 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16896 record_important_candidates, set_use_iv_cost, find_depends,
16897 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16898 tree_ssa_iv_optimize_finalize): Likewise.
16899 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16900 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16901 tree_duplicate_loop_to_header_edge): Likewise.
16902 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16903 * tree-ssa.c (verify_flow_insensitive_alias_info,
16904 verify_name_tags, verify_ssa, init_tree_ssa,
16905 delete_tree_ssa): Likewise.
16906 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16907 fini_ssanames): Likewise.
16908 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16910 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16912 * config/rs6000/t-rtems: Completely reworked.
16914 2005-02-17 Ira Rosen <irar@il.ibm.com>
16916 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16918 2005-02-17 Ira Rosen <irar@il.ibm.com>
16920 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16921 POINTER_TYPE_P when checking that type is a pointer.
16922 (vect_get_memtag): Remove.
16923 (vect_address_analysis): Use POINTER_TYPE_P. Call
16924 vect_object_analysis with dummy parameter for memtag.
16925 (vect_object_analysis): Extract memtag (functionality that
16926 used to be in vect_get_memtag and moved here). Fix printings.
16927 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16928 with correct parameters. Remove call to vect_get_memtag.
16930 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16932 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16933 (tree-vectorizer.o): Added missing dependencies.
16935 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16937 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16938 declaration in tree-vectorizer.c, now has an extern declaration in
16939 tree-vectorizer.h).
16940 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16941 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16942 get_vectype_for_scalar_type, vect_is_simple_use,
16943 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16944 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16945 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16946 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16947 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16948 find_loop_location): Likewise.
16950 * tree-vectorizer.c (langhooks.h): #include removed.
16951 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16952 moved to tree-vectorized.h.
16953 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16954 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16955 get_vectype_for_scalar_type, vect_is_simple_use,
16956 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16957 vect_supportable_dr_alignment, new_loop_vec_info,
16958 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16959 vect_set_verbosity_level, find_loop_location): Likewise.
16961 (vect_analyze_loop): Function externalized. Declaration moved to
16962 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16963 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16964 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16965 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16966 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16967 vect_enhance_data_refs_alignment, vect_analyze_operations,
16968 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16969 vect_stmt_relevant_p, vect_get_loop_niters,
16970 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16971 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16972 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16973 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16974 vect_get_memtag): Likewise.
16976 (vectorizable_load): Function externalized. Declaration moved to
16977 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16978 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16979 vect_transform_loop): Likewise.
16980 (vect_transform_stmt): Moved to tree-vect-transform.c.
16981 (vect_align_data_ref, vect_create_destination_var,
16982 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16983 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16984 vect_get_vec_def_for_operand, vect_init_vector,
16985 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16986 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16987 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16988 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16989 vect_do_peeling_for_loop_bound): Likewise.
16991 * tree-vect-analyze.c: New file.
16992 * tree-vect-transform.c: New file.
16994 2005-02-17 Jason Merrill <jason@redhat.com>
16996 PR mudflap/19319, c++/19317
16997 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17000 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17002 * doc/install.texi (Specific): Update link for Darwin-specific
17005 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17007 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17008 constant_boolean_node.
17010 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17013 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17014 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17016 2005-02-16 Richard Henderson <rth@redhat.com>
17019 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17021 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17022 replace uses with Wtype_MAXp1_F.
17023 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17024 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17025 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17026 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17027 and HAVE_TFMODE as appropriate.
17028 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17029 (__floatdisf): Likewise.
17030 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17031 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17032 (Wtype_MAXp1_F): New.
17033 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17034 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17036 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17039 * arm.c (arm_apply_result_size): New function.
17040 * arm.h (APPLY_RESULT_SIZE): Define.
17041 * arm-protos.h (arm_apply_result_size): Add prototype.
17042 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17043 (movxf): New expand.
17044 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17045 (call_value_symbol): Remove predicate for operand 0.
17046 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17047 (untyped_call): Rework to correclty return values for any type.
17048 (untyped_return): New expand.
17049 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17051 2005-02-16 Stan Shebs <shebs@apple.com>
17053 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17054 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17056 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17058 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17059 configure settings on Solaris 7 and later.
17061 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17063 PR tree-optimization/19865
17064 * tree-optimize.c (init_tree_optimization_passes): Run
17065 pass_may_alias after pass_sra.
17067 2005-02-16 Richard Henderson <rth@redhat.com>
17068 Stuart Hastings <stuart@apple.com>
17071 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17072 Do nothing if debug info suppressed for this function.
17073 (dbxout_begin_function): Early exit if debug info suppressed for
17076 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17079 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17081 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17083 PR tree-optimization/19967
17084 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17085 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17086 argument TYPE. Adjust calls to fold_builtin_XXX.
17087 (expand_builtin, fold_builtin_1): Adjust calls to
17088 expand_builtin_XXX.
17089 (fold_builtin_strchr, fold_builtin_strpbrk,
17090 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17091 result to a requested type TYPE.
17093 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17095 PR middle-end/19857
17096 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17097 (T)x & (T)cst if (T)cst overflows.
17098 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17099 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17101 2005-02-15 Jeff Law <law@redhat.com>
17103 * gcse.c (blocks_with_calls): New bitmap.
17104 (alloc_gcse_mem): Allocate it.
17105 (free_gcse_mem): Free it.
17106 (clear_modifY_mem_tables): Clear it.
17107 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17108 when we encounter CALL_INSNs.
17109 (compute_transp, case MEM): Handle blocks with calls separate
17110 from blocks without calls. Use bitmap iterators rather than
17113 2005-02-15 Peter O'Gorman <peter@pogma.com>
17116 * mklibgcc.in (vis_hide): Use a temporary object file, not
17119 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17122 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17123 access optimization.
17125 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17126 Alan Modra <amodra@bigpond.net.au>
17129 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17130 (_xlqsub): Rename to __gcc_qsub.
17131 (_xlqmul): Rename to __gcc_qmul.
17132 (_xlqdiv): Rename to __gcc_qdiv.
17133 Provide versioned symbol aliases with old names.
17134 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17135 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17136 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17137 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17138 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17140 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17142 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17143 Fold ~(A - 1) and ~(A + -1) to -A.
17145 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17149 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17150 config/pa/pa-host.c:pa_gt_pch_use_address.
17152 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17154 * tree-vn.c (get_value_handle): Make sure that given an
17155 is_gimple_min_invariant expression, we always return it.
17157 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17159 * passes.c (rest_of_handle_gcse): Fix a comment.
17161 2005-02-15 Jeff Law <law@redhat.com>
17163 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17165 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17166 (canon_list_insert, record_last_mem_set_info): Similarly.
17167 (clear_modify_mem_tables): Similarly.
17169 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17171 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17172 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17173 config/mips/mips.md, config/rs6000/aix.h,
17174 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17176 2005-02-15 Richard Henderson <rth@redhat.com>
17178 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17179 call to be best_edge.
17181 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17183 * basic-block.h: Adjust the prototype for find_basic_blocks.
17184 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17185 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17188 * flow.c (recompute_reg_usage): Remove all arguments.
17189 * passes.c (rest_of_compilation): Adjust the call to
17190 recompute_reg_usage.
17191 * rtl.h: Adjust the prototype for recompute_reg_usage.
17193 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17195 * tree-dump.c (dump_files): Update to reflect new member
17197 (dump_register): Add new argument.
17199 (dump_switch_p_1): Check against glob name if doglob was passed.
17200 (dump_switch_p): Check against regular first, then glob if
17201 we didn't have any hits on the dump name.
17202 * tree-optimize.c (register_one_dump_file):
17203 Pass in glob name as well.
17204 * tree-pass.h (struct dump_file_info): Add glob
17207 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17209 PR preprocessor/16323
17210 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17212 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17215 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17216 (trunctfdf2_internal1): New.
17217 (trunctfdf2_internal2): Renamed from trunctfdf2.
17219 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17221 PR tree-optimization/19853
17222 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17224 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17226 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17227 delete_dead_jumptables and cleanup_cfg.
17229 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17231 * reload.c (find_reloads): Swap address_reloaded flags when
17232 swapping commutative operands.
17234 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17236 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17237 Use standard_iv_increment_position for computing the bsi position
17239 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17242 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17245 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17246 life range of hard registers.
17247 * value-prof.c (insn_prefetch_values_to_profile): Only
17250 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17251 profile in libcalls.
17253 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17255 * bitmap.h (bitmap_and_compl_into): Return bool.
17256 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17258 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17260 PR tree-optimization/19944
17261 * fold-const.c (fold): Re-add ABS_EXPR folding.
17263 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17266 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17267 {TARGET,MASK}_XL_COMPAT.
17268 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17270 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17271 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17273 (rs6000_arg_partial_bytes): Same.
17274 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17275 and XL compatibility enabled.
17276 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17277 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17278 test to final condition.
17279 (cmptf_internal2): New.
17280 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17281 xl-compat. Add TFmode information to description.
17283 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17285 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17287 2005-02-13 Jason Merrill <jason@redhat.com>
17290 * fold-const.c (fold_indirect_ref_1): Split out from...
17291 (build_fold_indirect_ref): Here.
17292 (fold_indirect_ref): New fn.
17293 * tree.h: Declare it.
17294 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17295 (gimplify_modify_expr_rhs): Likewise.
17296 (gimplify_expr): Likewise.
17298 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17300 PR tree-optimization/14303
17301 PR tree-optimization/15784
17302 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17303 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17304 ABS_EXPR<x> != 0 to x != 0.
17306 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17308 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17309 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17310 spelling conventions.
17312 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17313 delete_trivially_dead_insns too many times.
17315 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17318 2005-02-12 Ira Rosen <irar@il.ibm.com>
17320 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17321 (vect_is_simple_iv_evolution): Remove redundant parameter
17323 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17324 without last parameter.
17325 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17326 Return pointer step. Call vect_is_simple_iv_evolution without
17327 last parameter. Check only that the step is multiple of size
17328 type. Remove stmt_vinfo updates.
17329 (vect_get_memtag_and_dr): Remove.
17330 (vect_get_memtag): New function.
17331 (vect_address_analysis): New function.
17332 (vect_object_analysis): New function.
17333 (vect_analyze_data_refs): Call vect_object_analysis and
17334 vect_get_memtag. Update stmt_vinfo fields.
17336 2005-02-12 Ira Rosen <irar@il.ibm.com>
17338 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17339 exist and are objects. Remove checks for pointer.
17340 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17341 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17342 (vect_create_data_ref_ptr): Likewise.
17343 (vect_base_addr_differ_p): New function.
17344 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17345 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17346 Don't set the DR_BASE_NAME field of data-ref.
17347 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17349 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17351 * optabs.h (enum optab_index): Add new OTI_ldexp.
17352 (ldexp_optab): Define corresponding macro.
17353 * optabs.c (init_optabs): Initialize ldexp_optab.
17354 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17356 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17358 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17359 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17361 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17362 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17365 2005-02-12 Ira Rosen <irar@il.ibm.com>
17367 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17369 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17371 (vect_get_base_and_offset): Always return an address.
17372 (vect_create_addr_base_for_vector_ref): Remove treatment for
17373 different data reference types.
17374 (vect_compute_data_ref_alignment): Rename base to base_address in
17375 stmt_vec_info. Get the object in order to force its alignment.
17376 (vect_get_memtag_and_dr): Rename base to base_address in
17377 stmt_vec_info. Extract the object for memtag analysis.
17379 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17381 PR regression/19898.
17382 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17383 changes cc_status, use apply modified_in_p to part of cc_status
17384 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17387 2005-02-11 Richard Henderson <rth@redhat.com>
17389 * tree-complex.c (expand_complex_libcall): New.
17390 (expand_complex_multiplication): Use it for c99 compliance.
17391 (expand_complex_division): Likewise.
17392 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17394 * builtins.c (built_in_names): Remove const.
17395 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17397 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17398 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17399 (built_in_names): Remove const.
17400 * c-common.c (c_common_type_for_mode): Handle complex modes.
17401 * flags.h, toplev.c (flag_complex_method): Rename from
17402 flag_complex_divide_method.
17403 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17404 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17405 * libgcc2.h: Declare them.
17406 * libgcc-std.ver: Export them.
17407 * mklibgcc.in (lib2funcs): Build them.
17409 2005-02-11 Steven Bosscher <stevenb@suse.de>
17411 PR tree-optimization/19876
17412 Partially revert my change from 2005-01-14
17413 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17414 (compute_antic): ...and remove the loop here.
17416 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17418 PR middle-end/19858
17419 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17420 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17422 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17423 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17425 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17427 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17428 offsets for the big-endian 32-bit case.
17430 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17432 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17434 2005-02-11 Dale Johannesen <dalej@apple.com>
17436 * cselib.c (cselib_process_insn): Clear out regs where
17437 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17438 * reload.c (find_equiv_reg): Ditto.
17440 2005-02-11 Ian Lance Taylor <ian@airs.com>
17442 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17445 * tree.c (build_function_type_list): Work correctly if there are
17448 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17450 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17451 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17452 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17453 TARGET_ZARCH instead of TARGET_64BIT.
17455 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17457 * config/rs6000/t-rtems:
17458 (MULTILIB_OPTIONS): Remove mcpu=602.
17459 (MUTLILIB_DIRNAMES): Remove m602.
17460 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17461 Let mcpu=602 match mcpu=603.
17462 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17464 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17466 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17467 signal trampolines.
17469 2005-02-10 David Daney <ddaney@avtrex.com>
17471 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17472 * config/i386/linux-unwind.h: Likewise.
17473 * config/ia64/linux-unwind.h: Likewise.
17474 * config/mips/linux-unwind.h: Likewise.
17475 * config/pa/linux-unwind.h: Likewise.
17476 * config/rs6000/linux-unwind.h: Likewise.
17477 * config/s390/linux-unwind.h: Likewise.
17478 * config/sh/linux-unwind.h: Likewise.
17479 * config/sparc/linux-unwind.h: Likewise.
17481 2005-02-10 Steven Bosscher <stevenb@suse.de>
17483 PR tree-optimization/17549
17484 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17485 TER to replace a DEF with its expression if the DEF and the
17486 rhs of the expression we replace into have the same root
17489 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17491 * config/mips/mips.md: Fix the placement of the match_scratch in the
17494 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17496 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17499 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17501 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17502 (strip_offset): Handle addresses.
17503 (add_address_candidates): Use strip_offset.
17504 (difference_cost): Reflect strip_offset change.
17505 (force_var_cost, difference_cost): Strip nops.
17507 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17509 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17511 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17512 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17513 config/cris/cris-protos.h, config/cris/cris.c: Update
17516 2005-02-10 Jeff Law <law@redhat.com>
17518 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17519 (lookup_avail_expr): Similarly.
17521 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17523 * builtins.c (fold_builtin_powi): New function.
17524 (fold_builtin_1): Call it.
17526 2005-02-10 Steven Bosscher <stevenb@suse.de>
17528 PR documentation/19309
17529 * doc/cpp.texi: The __GNUC__ and related predefined macros
17530 are also defined for the "standalone" cpp.
17531 Some non-GCC compilers may also define __GNUC__.
17533 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17536 * c-typeck.c (common_type): New routine. Old common_type renamed
17538 (c_common_type): ...this.
17539 (build_conditional_expr, build_binary_op): Use c_common_type instead
17542 2005-02-10 Steven Bosscher <stevenb@suse.de>
17544 * doc/md.texi: Replace @samp{length} with @code{length}.
17546 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17548 PR tree-optimization/18687
17549 * tree-flow.h (find_loop_niter): Declare.
17550 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17551 Try using scev even for loops with more than one exit.
17552 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17553 (struct ivopts_data): Added niters field.
17554 (struct nfe_cache_elt): New.
17555 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17557 (tree_ssa_iv_optimize_init): Initialize niters cache.
17558 (determine_number_of_iterations): Removed.
17559 (find_induction_variables): Do not call determine_number_of_iterations.
17560 Access niters for single exit through niter_for_single_dom_exit.
17561 (add_iv_outer_candidates): Access niters for single exit through
17562 niter_for_single_dom_exit.
17563 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17564 number_of_iterations_cond.
17565 (iv_period): New function.
17566 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17567 (may_replace_final_value): Take data argument. Use
17568 niter_for_single_dom_exit.
17569 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17570 (rewrite_use_compare): Pass data to may_eliminate_iv.
17571 (rewrite_use_outer): Pass data to may_replace_final_value.
17572 (free_loop_data): Clean up the niters cache.
17573 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17574 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17575 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17576 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17577 (num_ending_zeros): Moved to tree.c.
17578 * tree.h (num_ending_zeros): Declare.
17579 * tree.c (num_ending_zeros): Moved from tree.c.
17581 2005-02-09 Richard Henderson <rth@redhat.com>
17583 * builtins.c (DEF_BUILTIN): Add COND argument.
17584 * tree.h (DEF_BUILTIN): Likewise.
17585 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17586 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17588 (DEF_BUILTIN_STUB): New.
17589 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17590 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17591 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17592 * c-common.c (DEF_BUILTIN): Add COND argument.
17593 * tree.c (local_define_builtin): New.
17594 (build_common_builtin_nodes): New.
17596 2005-02-09 Roger Sayle <roger@eyesopen.com>
17598 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17599 floating point expression ignoring the sign of the result.
17600 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17601 (fold) <MULT_EXPR>: Use it to simplify x*x.
17602 * tree.h (fold_strip_sign_ops): Prototype here.
17603 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17604 argument. Use fold_strip_sign_ops to simplify the first argument.
17605 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17606 first argument when the second argument is an even integer
17607 constant, but only with -funsafe_math_optimizations.
17608 (fold_builtin_1): Update call to fold_builtin_copysign.
17610 2005-02-09 Ian Lance Taylor <ian@airs.com>
17612 PR middle-end/19583
17613 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17614 just check whether EH_FILTER_FAILURE falls through.
17616 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17618 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17619 insns return to ready list in the next turn.
17621 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17623 PR middle-end/19402
17624 * builtins.def: New __builtin_powi[lf].
17625 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17626 (expand_builtin_powi): New function.
17627 (expand_builtin): Dispatch to expand_builtin_powi.
17628 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17629 * libgcc2.c: Add __builtin_powi[lf] implementation.
17630 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17631 * optabs.h: Add powi_optab.
17632 * optabs.c (init_optabs): Initialize powi_optab.
17633 * doc/extend.texi: Document __builtin_powi[lf].
17635 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17637 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17640 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17642 PR middle-end/19854
17643 * fold-const.c (try_move_mult_to_index): Remove redundant
17644 type argument. Create ADDR_EXPR with correct type.
17645 (fold): Update callers of try_move_mult_to_index. Convert
17646 result to the appropriate type.
17648 2005-02-09 Roger Sayle <roger@eyesopen.com>
17651 * config/avr/avr.c (default_rtx_costs): Delete.
17652 (avr_operand_rtx_cost): New function.
17653 (avr_rtx_costs): Completely rewrite.
17655 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17658 * config/cris/cris.c (in_code): New variable.
17659 (cris_output_addr_const): Now a static function, a wrapper for
17661 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17662 case from old cris_output_addr_const.
17663 (cris_asm_output_label_ref): Similar for LABEL_REF.
17664 (cris_output_addr_const_extra): Similar for UNSPEC.
17665 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17666 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17667 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17669 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17670 (cris_asm_output_label_ref): Declare.
17672 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17674 PR preprocessor/19801
17675 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17676 filenames that changed when libcpp was moved to the toplevel.
17678 2005-02-07 Roger Sayle <roger@eyesopen.com>
17680 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17681 zero extensions of BImode operands. Call lowpart_subreg instead
17682 of gen_lowpart_common and gen_lowpart_SUBREG.
17684 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17687 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17688 * configure.ac: Set cc_for_cross_gnattools.
17689 * configure: Regenerate.
17691 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17694 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17696 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17699 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17700 of nested functions.
17702 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17704 * doc/extend.texi: Document deprecated extensions allowing
17705 static floating-point members to have initializers and allowing
17706 floating-point literals in integral constant expressions.
17708 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17710 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17711 config/darwin7.h, config/mips/mips.c,
17712 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17715 * cse.c: Update comments.
17717 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17719 PR middle-end/19775
17720 * builtins.c (fold_builtin_sqrt): Transform
17721 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17724 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17725 Dorit Naishlos <dorit@il.ibm.com>
17727 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17728 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17729 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17731 * tree.h (vect_set_verbosity_level): New extern function declaration
17733 * tree-vectorizer.h (verbosity_levels): New enum type.
17734 * tree-vectorizer.c (vect_debug_stats): Function removed.
17735 (vect_debug_details): Likewise.
17736 (vect_verbosity_level): Global variable was defined and initialized.
17737 (vect_dump): Global variable definition.
17738 (vect_print_dump_info): New function.
17739 (vect_set_dump_settings): New function.
17740 (vect_set_verbosity_level): New function.
17741 (vectorize_loops): Add call to vect_set_dump_settings.
17743 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17744 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17745 (slpeel_tree_peel_loop_to_edge): Likewise.
17747 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17748 appropriate verbosity level instead of call to vect_debug_details
17749 or vect_debug_stats.
17750 (vect_get_base_and_offset):
17751 (vect_create_addr_base_for_vector_ref):
17752 (get_vectype_for_scalar_type):
17753 (vect_create_data_ref_ptr):
17754 (vect_init_vector):
17755 (vect_get_vec_def_for_operand):
17756 (vect_finish_stmt_generation):
17757 (vectorizable_assignment):
17758 (vectorizable_operation):
17759 (vectorizable_store):
17760 (vectorizable_load):
17761 (vect_transform_stmt):
17762 (vect_update_ivs_after_vectorizer):
17763 (vect_do_peeling_for_loop_bound):
17764 (vect_update_inits_of_drs):
17765 (vect_do_peeling_for_alignment):
17766 (vect_transform_loop):
17767 (vect_is_simple_use):
17768 (vect_analyze_operations):
17769 (vect_is_simple_iv_evolution):
17770 (vect_analyze_scalar_cycles):
17771 (vect_analyze_data_ref_dependence):
17772 (vect_analyze_data_ref_dependences):
17773 (vect_compute_data_ref_alignment):
17774 (vect_enhance_data_refs_alignment):
17775 (vect_analyze_data_refs_alignment):
17776 (vect_analyze_data_ref_access):
17777 (vect_analyze_data_ref_accesses):
17778 (vect_analyze_pointer_ref_access):
17779 (vect_get_memtag_and_dr):
17780 (vect_analyze_data_refs):
17781 (vect_mark_relevant):
17782 (vect_stmt_relevant_p):
17783 (vect_mark_stmts_to_be_vectorized):
17784 (vect_can_advance_ivs_p):
17785 (vect_get_loop_niters):
17786 (vect_analyze_loop_form):
17787 (vect_analyze_loop):
17788 (vectorize_loops): Likewise.
17790 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17791 (vect_update_inits_of_drs):
17792 (vect_do_peeling_for_alignment):
17793 (vect_transform_loop):
17794 (vect_analyze_operations):
17795 (vect_analyze_scalar_cycles):
17796 (vect_analyze_data_ref_dependences):
17797 (vect_analyze_data_refs_alignment):
17798 (vect_analyze_data_ref_accesses):
17799 (vect_analyze_data_refs):
17800 (vect_mark_stmts_to_be_vectorized):
17801 (vect_get_loop_niters):
17802 (vect_analyze_loop_form):
17803 (vect_analyze_loop): Likewise.
17804 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17806 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17810 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17811 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17812 either -ffast-math or -funsafe-math-optimizations is in use.
17814 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17815 * config/mips/irix-csr.c: New file.
17816 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17817 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17818 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17821 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17823 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17824 redundant, incorrect definitions.
17826 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17828 ("*tls_indirect_call"): New, reference hard regs directly.
17829 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17831 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17833 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17834 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17836 2005-02-06 Roger Sayle <roger@eyesopen.com>
17838 PR rtl-optimization/19800
17839 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17840 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17843 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17845 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17847 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17850 * doc/invoke.texi: Correct documentation of -freorder-functions.
17852 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17855 * doc/invoke.texi: Don't mention gccbug.
17857 2005-02-06 Roger Sayle <roger@eyesopen.com>
17858 Andrew Pinski <pinskia@physics.uc.edu>
17859 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17861 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17862 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17863 into just (zero_extract:SI FOO (const_int 1) BAR).
17865 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17867 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17868 macro locally. Don't give last revision date. Use GCC version
17869 number from gcc-common.texi.
17870 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17871 revision date. Use GCC version number from gcc-common.texi.
17872 Describe being a library as current state rather than as 3.x
17874 * doc/gcc.texi: Remove last update date.
17875 * doc/gccint.texi: Likewise. Update copyright dates.
17876 * doc/install.texi: Update copyright dates.
17878 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17881 * doc/invoke.texi: Mention for each option included in -Wall that
17882 it is included in -Wall.
17883 * doc/gcc.texi: Update copyright and last modification date.
17885 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17887 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17888 unnecessary cast to original induction variable increments.
17890 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17892 PR tree-optimization/18219
17893 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17894 in distributed form.
17896 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17898 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17899 Set bitpos and offset later in the function. Do nothing if the
17900 target is a register and if the bitfield lies completely outside
17902 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17903 here. Return an uninitialised register if the source value is stored
17904 in a register and the bitfield lies completely outside that register.
17906 2005-02-06 Steven Bosscher <stevenb@suse.de>
17908 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17911 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17913 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17915 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17917 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17918 * config/darwin8.h: New.
17919 * config/darwin7.h: Update comment.
17921 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17922 Dorit Naishlos <dorit@il.ibm.com>
17924 * tree-vectorizer.h (LOC): New type.
17925 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17926 (loop_line_number): New field in struct _loop_vec_info.
17927 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17929 * tree-vectorizer.c (input.h): Included.
17930 (find_loop_location): New function.
17931 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17932 loop line number removed.
17933 (vect_debug_details): Likewise.
17934 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17936 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17937 call to vect_debug_details/stats changed from loop to loop_loc.
17938 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17939 (slpeel_tree_peel_loop_to_edge): Likewise.
17941 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17942 changed from NULL to UNKNOWN_LOC.
17943 (vect_get_base_and_offset):
17944 (vect_create_addr_base_for_vector_ref):
17945 (get_vectype_for_scalar_type):
17946 (vect_create_data_ref_ptr):
17947 (vect_init_vector):
17948 (vect_get_vec_def_for_operand):
17949 (vect_finish_stmt_generation):
17950 (vectorizable_assignment):
17951 (vectorizable_operation):
17952 (vectorizable_store):
17953 (vectorizable_load):
17954 (vect_transform_stmt):
17955 (vect_update_ivs_after_vectorizer):
17956 (vect_do_peeling_for_loop_bound):
17957 (vect_do_peeling_for_alignment):
17958 (vect_transform_loop):
17959 (vect_is_simple_use):
17960 (vect_analyze_operations):
17961 (vect_is_simple_iv_evolution):
17962 (vect_analyze_scalar_cycles):
17963 (vect_analyze_data_ref_dependences):
17964 (vect_compute_data_ref_alignment):
17965 (vect_enhance_data_refs_alignment):
17966 (vect_analyze_data_ref_access):
17967 (vect_analyze_data_ref_accesses):
17968 (vect_analyze_pointer_ref_access):
17969 (vect_get_memtag_and_dr):
17970 (vect_analyze_data_refs):
17971 (vect_mark_relevant):
17972 (vect_stmt_relevant_p):
17973 (vect_mark_stmts_to_be_vectorized):
17974 (vect_can_advance_ivs_p):
17975 (vect_get_loop_niters):
17976 (vect_analyze_loop):
17977 (vectorize_loops): Likewise.
17979 (vectorizable_load): Argument in call to vect_debug_details/stats
17980 changed from loop to LOOP_LOC (loop_vinfo).
17981 (vect_transform_loop):
17982 (vect_analyze_operations):
17983 (vect_analyze_scalar_cycles):
17984 (vect_analyze_data_ref_dependence):
17985 (vect_enhance_data_refs_alignment):
17986 (vect_analyze_data_ref_accesses):
17987 (vect_analyze_pointer_ref_access):
17988 (vect_analyze_data_refs):
17989 (vect_analyze_loop): Likewise.
17991 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17992 changed from loop to loop_loc.
17994 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17996 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17997 Dorit Naishlos <dorit@il.ibm.com>
17999 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18001 (vect_analyze_data_ref_dependences): Likewise.
18003 (vect_is_simple_use): Argument changed from loop structure to
18004 loop_vect_info structure.
18005 (vect_can_advance_ivs_p): Likewise.
18006 (vect_create_index_for_vector_ref): Likewise.
18007 (vect_update_ivs_after_vectorizer): Likewise.
18008 (new_stmt_vec_info): Likewise.
18010 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18011 changed from loop to loop_vinfo.
18012 (vect_create_data_ref_ptr): First argument in call to
18013 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18014 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18015 was changed from loop to loop_vinfo.
18016 (vectorizable_operation): Likewise.
18017 (vectorizable_store): Likewise.
18018 (vect_mark_stmts_to_be_vectorized): Likewise.
18019 (vect_do_peeling_for_loop_bound): First argument in call to
18020 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18021 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18022 was changed from loop to loop_vinfo.
18023 (vect_analyze_data_ref_dependences): Third argument in call to
18024 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18026 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18027 (vect_create_data_ref_ptr): Likewise.
18028 (vect_init_vector): Likewise.
18029 (vect_get_vec_def_for_operand): Likewise.
18030 (vectorizable_assignment): Likewise.
18031 (vectorizable_operation): Likewise.
18032 (vectorizable_store): Likewise.
18033 (vectorizable_load): Likewise.
18034 (vect_update_ivs_after_vectorizer): Likewise.
18035 (vect_is_simple_use): Likewise.
18036 (vect_analyze_data_ref_dependence): Likewise.
18037 (vect_analyze_pointer_ref_access): Likewise.
18038 (vect_can_advance_ivs_p): Likewise.
18040 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18041 before _stmt_vec_info.
18042 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18043 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18044 (new_stmt_vec_info): Argument changed from loop structure to
18045 loop_vect_info structure
18047 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18048 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18049 (vect_create_addr_base_for_vector_ref): Likewise.
18050 (vect_analyze_pointer_ref_access): Likewise.
18052 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18055 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18056 phi flag if the phi is abnormal.
18058 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18061 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18062 information for the new statement.
18064 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18067 * gcc.c (main): Include the target in -v output.
18069 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18071 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18072 Do not drop the extend if we'd have to add a paradoxical subreg
18073 later. Include optabs.h and insn-codes.h.
18074 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18076 2005-02-02 Roger Sayle <roger@eyesopen.com>
18078 PR middle-end/19405
18079 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18080 * fold-const.c (const_binop): Avoid constant folding floating
18081 point operations in modes that use composite representations.
18082 * simplify-rtx.c (simplify_binary_operation): Likewise.
18084 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18086 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18088 (altivec_dstt): Likewise.
18089 (altivec_dstst): Likewise.
18090 (altivec_dststt): Likewise.
18091 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18094 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18096 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18097 EXPR_LOCUS from orig_cond to the new cond_stmt.
18098 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18101 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18103 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18104 standard_iv_increment_position. Remove call to bsi_next
18105 (no need to bump the iterator anymore).
18106 (vect_create_index_for_vector_ref): Call
18107 standard_iv_increment_position. Remove second function argument.
18108 (vect_finish_stmt_generation): Remove call to bsi_next
18109 (no need to bump the iterator anymore).
18110 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18111 to vect_create_index_for_vector_ref.
18113 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18115 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18116 phis are used out of the loop.
18118 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18121 * c-decl.c (undef_nested_function): New variable.
18122 (pop_scope): Diagnose undefined nested functions.
18123 (finish_function): Don't attempt cgraph processing or genericizing
18124 if current top-level function contained an undefined nested
18125 function. Reset undef_nested_function at the end of a top-level
18128 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18130 * tree.c (build_int_cst_type): Take sign of the value into account
18131 when deciding whether sign extend the value.
18133 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18136 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18137 (cpp_options, cc1_options): Change %{std*&ansi} to
18138 %{std*&ansi&trigraphs}.
18140 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18142 * cse.c: Update comments.
18144 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18146 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18147 arguments go on the stack. Do not put complex doubles in odd/even
18150 2005-02-02 Steven Bosscher <stevenb@suse.de>
18152 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18153 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18154 -ftree-pre, and -fthread-jumps.
18156 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18158 PR tree-optimization/19578
18159 * tree-flow.h (modified_noreturn_calls): Declare.
18160 (noreturn_call_p): Declare.
18161 * tree-flow-inline.h (noreturn_call_p): New function.
18162 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18163 * tree-cfg.c (modified_noreturn_calls): New variable.
18164 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18165 that contain a mid-block noreturn call.
18166 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18168 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18170 * df.c (df_def_record_1, df_uses_record): Don't use
18172 * df.h (DF_FOR_REGALLOC): Remove.
18174 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18177 * c-typeck.c (really_start_incremental_init): Reset
18178 constructor_max_index for arrays of incomplete type.
18180 2005-02-02 Jeff Law <law@redhat.com>
18182 * gcse.c (struct reg_set): Store the block index where the register
18183 was set rather than the setting insn.
18184 (record_one_set, compute_transp): Corresponding changes.
18185 (pre_insert_copy_insn): Do not call replace_one_set.
18186 (replace_one_set): Remove.
18188 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18191 * doc/gcov.texi: Fix typo.
18193 2005-02-01 Richard Henderson <rth@redhat.com
18196 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18197 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18199 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18200 * config/i386/i386-protos.h: Update.
18202 2005-02-01 Steven Bosscher <stevenb@suse.de>
18204 PR tree-optimization/19217
18205 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18206 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18207 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18208 that it is walking a PHI node.
18210 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18212 * doc/extend.texi (Nested Functions): Update.
18214 2005-02-01 Richard Henderson <rth@redhat.com>
18217 * optabs.c (expand_copysign_absneg): Export.
18218 * optabs.h (expand_copysign_absneg): Declare.
18219 * config/rs6000/rs6000.md (copysigntf3): New.
18221 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18223 PR tree-optimization/19633
18224 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18225 * tree-ssa-alias.c (init_alias_info): Initialize.
18226 (merge_pointed_to_info): Set.
18227 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18228 (dump_points_to_info_for): Show value of pt_null.
18229 (struct count_ptr_d): Declare.
18230 (find_ptr_dereference): Remove.
18231 (ptr_is_dereferenced_by): Remove.
18232 (count_ptr_derefs): New local function.
18233 (count_uses_and_derefs): New local function.
18234 (compute_points_to_and_addr_escape): Call it. If the number
18235 of dereferences is greater than zero, mark the pointer as
18236 dereferenced. If there are fewer dereferences than uses of
18237 the pointer, the pointer's value escapes.
18239 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18241 PR tree-optimization/19670
18242 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18244 (verify_use): ... set it here, instead.
18246 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18248 * doc/sourcebuild.texi (Test directives): Fix formatting.
18250 * doc/sourcebuild.texi (Test directives): Describe selector
18253 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18255 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18256 specific 64-bit CPUs.
18258 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18261 * arm.c (arm_eliminable_register): New function.
18262 (adjacent_mem_locations): Don't allow eliminable registers. Use
18263 HOST_WIDE_INT for address offsets.
18264 * arm-protos.h (arm_eliminable_register): Add prototype.
18266 2005-02-01 Steven Bosscher <stevenb@suse.de>
18268 PR optimization/15242
18269 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18270 * basic-block.h (duplicate_computed_gotos): Add prototype.
18271 * bb-reorder.c (duplicate_computed_gotos): New function to
18272 duplicate sufficiently small blocks ending in a computed jump.
18273 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18274 if not optimizing for size.
18275 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18276 never do tail merging for blocks ending in a computed jump.
18277 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18279 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18281 Patch from Richard Sandiford <rsandifo@redhat.com>
18282 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18283 from inheriting a subreg equivalence with a non-spill register.
18285 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18287 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18289 * config/frv/frv.c (movcc_fp_destination_operand): New.
18290 (gpr_or_memory_operand): Fix typo in comment.
18291 (gpr_or_memory_operand_with_scratch): New.
18292 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18293 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18294 movcc_fp_destination_operand.
18295 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18296 Legitimize memory addresses using a scratch register.
18298 2005-01-31 Jeff Law <law@redhat.com>
18300 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18301 bitmap a sparse bitmap instead of a simple bitmap.
18302 (mark_def_sites_initialize_block): Corresponding changes.
18303 (ssa_mark_def_sites_initialize_block): Likewise.
18304 (ssa_mark_phi_uses): Likewise.
18305 (mark_def_site, ssa_mark_def_sites): Likewise.
18306 (mark_def_site_blocks): Likewise.
18307 (rewrite_ssa_into_ssa): Likewise.
18309 * tree-ssa-dom.c (record_cond): Pass correct variable type
18310 for last argument to htab_find_slot_with_hash.
18312 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18313 effects when optimizing 0 % X. Do not try to optimize X % 0.
18315 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18317 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18320 2005-02-01 Eric Christopher <echristo@redhat.com>
18322 * config/mips/mips.c (override_options): Warn if -mint64
18324 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18327 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18329 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18331 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18332 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18333 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18334 (cached_regno): Initialize to INVALID_REGNUM.
18335 (cse_reg_info_table_size,
18336 cse_reg_info_table_first_uninitialized,
18337 cse_reg_info_timestamp): New.
18338 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18340 (init_cse_reg_info, get_cse_reg_info_1): New.
18341 (get_cse_reg_info): Cache the last look-up.
18342 (new_basic_block): Update the code to clear mappings from
18343 registers to cse_reg_info entries.
18344 (cse_main): Call init_cse_reg_info.
18346 * cse.c (get_cse_reg_info): Update a comment.
18348 2005-01-31 Steven Bosscher <stevenb@suse.de>
18351 * c-decl.c (start_decl): Do not warn about arrays of elements with
18352 an incomplete type here.
18353 (grokdeclarator): Do it here by making a pedwarn an error.
18354 * c-typeck.c (push_init_level): If there were previous errors with
18355 the constructor type, do not warn about braces for initializers.
18356 (process_init_element): Likewise for excess initializer elements.
18358 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18360 * cse.c (delete_trivially_dead_insn): Don't iterate.
18362 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18364 * config/rs6000/rs6000.md (copysignsf3): New expand.
18365 (copysigndf3): Likewise.
18367 2005-01-31 Steven Bosscher <stevenb@suse.de>
18369 * recog.c (constrain_operands): Only look for earlyclobber operand
18370 conflicts if an '&' constraint was seen.
18372 2005-01-31 Marc Espie <espie@openbsd.org>
18374 * config.gcc: Don't include embedded systems fragment, switches default
18375 debugging format to ELF.
18376 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18377 longer pick it up there.
18379 2005-01-31 Dale Johannesen <dalej@apple.com>
18381 * doc/extend.texi (nested functions): Fix linkage description.
18382 Clarify that static is not allowed.
18384 2005-01-31 Dale Johannesen <dalej@apple.com>
18386 * config/rs6000/darwin.md (movsf_low_di): Make work.
18387 (movdf_low_di): Make work.
18389 2005-01-31 Dale Johannesen <dalej@apple.com>
18391 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18392 Make work for 64 bit.
18394 2005-01-31 Roger Sayle <roger@eyesopen.com>
18395 Dale Johannesen <dalej@apple.com>
18397 PR middle-end/19650
18398 * fold-const.c (fold_binary_op_with_conditional_arg):
18399 Make types match original operands, before STRIP_NOPS.
18401 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18403 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18404 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18405 (struct gcc_sigcontext): Delete. Merge contents to..
18406 (struct gcc_ucontext): ..here.
18407 (get_sigcontext): Delete.
18408 (get_regs): New function, like get_sigcontext but return regs ptr.
18409 64-bit version finds regs from r1 to support vdso.
18410 (ppc_linux_aux_vector): New function.
18411 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18414 2005-01-31 Ira Rosen <irar@il.ibm.com>
18416 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18418 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18419 redundant fold. Fix misalignment for MINUS_EXPR.
18420 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18421 (vect_analyze_pointer_ref_access): Likewise.
18422 (vect_get_memtag_and_dr): Likewise.
18424 2005-01-31 Richard Henderson <rth@redhat.com>
18426 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18427 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18428 absnegdf2_i387, absnegxf2_i387): Likewise.
18430 2005-01-31 Richard Henderson <rth@redhat.com>
18433 * optabs.c (expand_copysign_absneg): New.
18434 (expand_copysign_bit): Split out from ...
18435 (expand_copysign): ... here. Use expand_copysign_absneg.
18437 2005-01-30 Roger Sayle <roger@eyesopen.com>
18439 PR middle-end/19697
18440 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18441 constant as the second operand and a register as the third.
18443 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18446 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18447 that dllimport'd functions do not use all call-clobbered registers
18448 to pass parameters.
18450 2005-01-30 Richard Henderson <rth@redhat.com>
18453 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18454 expand_abs_nojump and generalize. Use operand_subword and
18455 emit_no_conflict_block. Support large modes.
18456 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18458 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18459 negation to subtraction.
18460 (expand_copysign): Check that the format has signed zeros.
18461 Use operand_subword and emit_no_conflict_block. Support large modes.
18463 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18465 Fix PR tree-optimization/19624
18467 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18468 * tree-ssa-pre.c: Add cfgloop.h.
18470 (pre_stats): New member, constified.
18471 (inserted_exprs): New static variable.
18472 (NECESSARY): New macro.
18473 (create_expression_by_pieces): Fold the expression, and
18474 mark it as defaulting to not necessary. Also put in
18476 (fully_constant_expression): New function.
18477 (insert_into_preds_of_block): Modify to not insert phis when we
18478 are playing with induction variables.
18479 Push phis onto the inserted_exprs vector, and mark them as not
18480 necessary by default.
18481 (insert_aux): Call fully_constant_expression on eprime.
18482 If all edges produce the same value, mark it constant.
18483 (mark_operand_necessary): New function.
18484 (remove_dead_inserted_code): New function.
18485 (init_pre): Init loop optimizer to get loop info.
18486 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18487 (execute_pre): Commit edge inserts, then remove dead code.
18489 2005-01-30 Richard Henderson <rth@redhat.com>
18491 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18492 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18494 2005-01-30 Richard Henderson <rth@redhat.com>
18497 * config/i386/i386.c (ix86_expand_copysign): New.
18498 (ix86_split_copysign_const): New.
18499 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18500 rearrange op1/nmask operands.
18501 * config/i386/i386-protos.h: Update.
18502 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18503 (copysigndf3): Likewise.
18504 (copysignsf3_const, copysigndf3_const): New.
18505 (copysignsf3_var): Rename from copysignsf3, split out splitter
18506 and fix split predicate for X constraint.
18507 (copysigndf3_var): Similarly.
18509 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18511 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18512 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18513 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18515 2005-01-29 Richard Henderson <rth@redhat.com>
18518 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18519 of # and * in constraints.
18521 2005-01-29 Richard Henderson <rth@redhat.com>
18523 PR middle-end/19689
18524 * expr.c (store_field): Don't strip sub-mode cast when the input
18525 data is even smaller.
18527 2005-01-29 Richard Henderson <rth@redhat.com>
18529 PR middle-end/19687
18530 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18533 2005-01-29 Richard Henderson <rth@redhat.com>
18535 * combine.c (make_field_assignment): Fix argument order
18538 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18540 PR tree-optimization/15791
18541 * fold-const.c (extract_array_ref): New function.
18542 (fold): Fold comparisons between &a[i] and &a[j] or
18543 semantically equivalent trees.
18545 2005-01-29 Jeff Law <law@redhat.com>
18547 * gcse.c (insert_expr_in_table): Revamp handling of available
18548 and anticipatable occurrence lists to avoid unnecessary list
18550 (insert_set_in_table): Similarly.
18552 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18554 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18556 (c_build_qualified_type): Build qualified array types with
18557 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18558 * c-decl.c (c_make_fname_decl): Build unqualified array type
18559 before qualified type.
18560 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18561 type is qualified, not just if type itself is. Don't apply
18562 qualifiers to array type when declarator is processed. Apply
18563 qualifiers to field type whether or not it is an array type.
18564 Don't handle array types specially for applying qualifiers to
18566 * c-typeck.c (composite_type): Build unqualified element type and
18567 array type when forming composite of array types.
18568 (common_pointer_type, comptypes, comp_target_types,
18569 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18570 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18572 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18573 (args2) in variables a1 and a2.
18575 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18577 * cse.c (n_elements_made, max_elements_made): Remove.
18578 (insert): Don't touch n_elements_made.
18579 (cse_main): Don't touch n_elements_made or max_elements_made.
18581 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18584 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18585 configuration part of dp-bit.c to be lost.
18587 2005-01-28 Roger Sayle <roger@eyesopen.com>
18589 * expmed.c (expand_mult_highpart_optab): When attempting to use
18590 a non-widening multiplication in a wider mode, the operands need
18591 to be converted (zero or sign extended) to that mode.
18593 2005-01-28 Ian Lance Taylor <ian@airs.com>
18595 PR middle-end/16558
18596 PR middle-end/19583
18597 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18598 through if both operands fall through.
18600 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18602 * cse.c (fold_rtx) <PC>: Don't optimize.
18604 2005-01-28 Jeff Law <law@redhat.com>
18606 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18607 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18609 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18611 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18612 cse_reg_info_used_list_end): Remove.
18613 (cse_reg_info_list, cse_reg_info_list_free): New.
18614 (get_cse_reg_info): When allocating an instance of
18615 cse_reg_info, add it to the beginning of the cse_reg_info_list
18616 list. Remove code to maintain cse_reg_info_used_list.
18617 (new_basic_block): Reset the free list to the beginning of
18620 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18622 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18623 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18624 (frv_expand_mdpackh_builtin): New function.
18625 (frv_expand_builtin): Use it to expand __MDPACKH.
18626 * doc/extend.texi (__MDPACKH): Update documentation.
18628 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18630 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18631 SSE_FLOAT_MODE_P for use_sse computation.
18633 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18636 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18638 2005-01-27 Richard Henderson <rth@redhat.com>
18640 * builtins.c (expand_builtin_copysign): New.
18641 (expand_builtin): Call it.
18642 * genopinit.c (optabs): Add copysign_optab.
18643 * optabs.c (init_optabs): Initialize it.
18644 (expand_copysign): New.
18645 * optabs.h (OTI_copysign, copysign_optab): New.
18646 (expand_copysign): Declare.
18648 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18649 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18651 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18652 (ix86_expand_fp_absneg_operator): ... here.
18653 (ix86_split_copysign): New.
18654 * config/i386/i386-protos.h: Update.
18655 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18656 (copysignsf3, copysigndf3): New.
18658 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18659 (copysignsf3, ncopysignsf3): New.
18660 (copysigndf3, ncopysigndf3): New.
18661 (copysignxf3, ncopysignxf3): New.
18662 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18664 2005-01-27 Arend Bayer <arend.bayer@web.de>
18665 Kazu Hirata <kazu@cs.umass.edu>
18667 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18668 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18669 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18672 2005-01-27 Jeff Law <law@redhat.com>
18674 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18675 definitions of SSA_NAMEs which are not being rewritten.
18676 (rewrite_ssa_into_ssa): Only initialize the current definition
18677 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18678 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18679 SSA_NAMEs before returning.
18681 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18683 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18684 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18685 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18686 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18687 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18689 2005-01-27 Steven Bosscher <stevenb@suse.de>
18691 PR middle-end/17278
18692 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18693 higher to -O2 and higher. Likewise for tree PRE.
18694 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18697 2005-01-27 Ian Lance Taylor <ian@airs.com>
18699 PR middle-end/19583
18700 * gimple-low.c (try_catch_may_fallthru): New static function.
18701 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18702 * tree-inline.c (expand_call_inline): Don't warn about reaching
18703 the end of a non-void function being inlined if the function uses
18706 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18708 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18711 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18712 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18713 (implicitly_declare): Handle error_mark_node.
18715 2005-01-27 Richard Henderson <rth@redhat.com>
18718 * tree.h (struct tree_decl): Add debug_expr_is_from.
18719 (DECL_DEBUG_EXPR_IS_FROM): New.
18720 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18721 * dwarf2out.c (dwarf2out_var_location): Update to match.
18722 * tree-outof-ssa.c (create_temp): Likewise.
18723 * var-tracking.c (track_expr_p): Likewise.
18724 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18725 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18726 * toplev.c (default_tree_printer): Likewise.
18728 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18730 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18731 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18733 2005-01-27 Steven Bosscher <stevenb@suse.de>
18735 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18736 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18737 ASM_CLOBBERS): Add tree checks.
18739 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18740 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18741 * c-common.def (SWITCH_STMT): Update to match.
18742 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18743 macros instead of SWITCH_EXPR ones.
18744 * c-dump.c (c_dump_tree): Likewise.
18745 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18746 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18748 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18750 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18752 * unwind-dw2.c (execute_stack_op): Add missing cases for
18753 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18755 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18757 * config.gcc (Obsolete configurations): Remove 'dummy', add
18758 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18761 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18763 PR tree-optimization/19633
18764 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18766 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18767 are no call-clobbered variables.
18768 * tree-outof-ssa.c (check_replaceable): Return false for calls
18771 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18773 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18774 even for variables with NULL DECL_INITIAL.
18776 2005-01-26 Stuart Hastings <stuart@apple.com>
18778 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18780 2005-01-26 Richard Henderson <rth@redhat.com>
18782 PR middle-end/18008
18783 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18785 * expr.c (store_field): Strip conversions to odd-bit-sized types
18786 if the destination field width matches.
18788 2005-01-26 Richard Henderson <rth@redhat.com>
18790 * c-decl.c, expmed.c, expr.c: Revert last change.
18792 2005-01-26 Richard Henderson <rth@redhat.com>
18794 PR middle-end/18008
18795 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18797 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18798 if we don't need the bits above those present in the current mode.
18799 * expr.c (store_field): Strip conversions to odd-bit-sized types
18800 if the destination field width matches.
18802 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18804 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18805 either -ffast-math or -funsafe-math-optimizations is in use.
18807 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18811 * config/avr/avr.c (notice_update_cc): Only set condition code for
18812 ashrqi3 if shift count > 0.
18813 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18814 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18815 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18816 count <= 0 as a no-op, and shift count >= width by copying zero
18817 or sign bit to all bits of the result.
18818 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18819 count, with attribute "length" set to 0 and "cc" set to "none".
18821 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18823 * doc/invoke.texi: Document -mTLS.
18825 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18826 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18827 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18828 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18829 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18830 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18831 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18832 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18834 * configure.ac: Check for a TLS capable gas.
18836 * configure: Regenerate.
18838 2005-01-26 Richard Henderson <rth@redhat.com>
18840 PR middle-end/18008
18841 * combine.c (make_field_assignment): Simplify store to zero_extract
18842 from a source with an overlapping mask.
18844 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18846 2004-11-11 Eric Christopher <echristo@redhat.com>
18848 * config/frv/frv.md: Add fr400_integer automaton. Don't
18849 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18852 2005-01-26 Steven Bosscher <stevenb@suse.de>
18854 PR middle-end/16585
18855 * cfgbuild.c (make_edges): Do not clear or set
18856 current_function_has_computed_jump.
18857 * function.h (struct function): Remove the has_computed_jump field.
18858 (current_function_has_computed_jump): Do not define.
18859 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18860 in a computed jump. Ignore current_function_has_computed_jump.
18862 2005-01-26 Richard Henderson <rth@redhat.com>
18864 PR middle-end/19515
18865 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18866 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18868 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18869 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18870 objects into static storage if they have more than one non-zero value.
18871 * tree.h (categorize_ctor_elements): Update decl.
18873 2005-01-26 Steven Bosscher <stevenb@suse.de>
18875 PR middle-end/19616
18876 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18877 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18878 to this function from 2004-07-10.
18879 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18880 the current function for tail call optimizations if the address
18881 of one of it its arguments is taken.
18883 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18885 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18887 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18889 * function.c (expand_function_end): If current_function_calls_alloca,
18890 emit stack restore in a place that is reached when the function falls
18891 through at the end.
18893 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18895 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18896 rule to avoid matching inappropriate suffix rule.
18898 2005-01-26 Jan Hubicka <jh@suse.cz>
18900 PR tree-optimization/19241
18901 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18903 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18905 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18906 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18908 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18909 <sim*>: Always use crt1.o, regardless of N in simN.
18910 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18911 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18912 (CRT_CALL_STATIC_FUNCTION): Remove.
18913 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18914 use crt1.o, regardless of N in simN.
18915 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18916 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18917 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18918 case isystem setting.
18919 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18921 2005-01-25 Ian Lance Taylor <ian@airs.com>
18923 * gimple-low.c (block_may_fallthru): Correct handling of
18924 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18926 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18928 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18929 handlers to match indentation; nested under the mtune=* handler.
18930 Similar for mcpu= and march=.
18932 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18934 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18935 * config/mips/linux64.h (LIB_SPEC): Likewise.
18936 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18937 * config/sh/linux.h (LIB_SPEC): Likewise.
18939 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18941 * config/frv/frv.c (frv_legitimize_tls_address): New.
18942 (TARGET_HAVE_TLS): Define.
18943 (FRV_SYMBOL_REF_TLS_P): Define.
18944 (frv_override_options): Handle new register classes.
18945 (frv_legitimate_address_p): Reject tls addresses.
18946 (frv_legitimize_address): Handle TLS addresses.
18947 (gen_inlined_tls_plt): New.
18948 (gen_tlsmoff): New.
18949 (frv_legitimize_tls_address): New.
18950 (unspec_got_name): Add TLS entries.
18951 (got12_operand): Add R_FRV_TLSMOFF12 case.
18952 (frv_emit_move): Fixup TLS addresses.
18953 (frv_emit_movsi): Legitimize TLS addresses.
18955 * config/frv/frv.h (MASK_BIG_TLS): New.
18956 (TARGET_BIG_TLS): New.
18957 (HAVE_AS_TLS): Define.
18958 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18959 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18960 (REG_CLASS_NAMES): Same.
18961 (REG_CLASS_CONTENTS): Same.
18962 (CONSTRAINT_LEN): New.
18963 (REG_CLASS_FROM_CONSTRAINT): New.
18964 (PREDICATE_CODES): Add symbolic_operand.
18966 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18967 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18968 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18969 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18970 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18971 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18972 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18973 GR9_REG, GR14_REG, LRREG.
18974 (type): Add load_or_call attribute.
18975 ("load_or_call"): New reservation.
18976 ("call_gettlsoff"): New.
18977 ("tls_indirect_call"): New.
18978 ("tls_load_gottlsoff12"): New.
18979 ("tlsoff_hilo"): New.
18980 ("tls_tlsdesc_ldd"): New.
18981 ("tls_tlsoff_ld"): New.
18984 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18986 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18988 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18989 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18990 * config/frv/frv.c (TLS_BIAS): Define.
18991 (frv_output_dwarf_dtprel): New.
18993 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18995 PR rtl-optimization/19579
18996 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18997 both A and B, see if they don't clobber registers the other expr uses.
18999 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19001 * real.c (do_add): Initialize signalling and canonical members.
19003 * real.c (real_from_integer): Zero out destination.
19005 2005-01-18 Jan Hubicka <jh@suse.cz>
19007 PR tree-optimize/19337
19008 * tree-inline.c (initialize_inlined_parameters): Copy
19009 saved_static_chain_decl only.
19011 2005-01-25 Richard Henderson <rth@redhat.com>
19015 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19016 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19017 80387 enabled, to return a proper subclass. Return the subset that
19018 overlaps with GENERAL_REGS for PLUS.
19019 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19021 2005-01-25 Richard Henderson <rth@redhat.com>
19023 PR middle-end/19609
19024 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19026 2005-01-25 Roger Sayle <roger@eyesopen.com>
19028 * expmed.c (choose_multiplier): Change interface to return the
19029 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19030 (expand_divmod): Update calls to choose_multiplier.
19032 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19034 PR middle-end/19330
19035 * expmed.c (extract_bit_field): Use adjust_address instead of
19036 gen_lowpart when op0 is a MEM.
19038 2005-01-24 Steven Bosscher <stevenb@suse.de>
19040 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19042 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19044 * config/mips/irix-csr.c: New file.
19045 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19046 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19047 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19050 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19053 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19054 sparc/elf.h, add sparc/sp-elf.h.
19055 (sparc-*-rtems*): Likewise.
19056 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19057 tm-dwarf2.h, add sparc/sp-elf.h.
19058 (sparc86x-*-elf): Likewise.
19059 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19060 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19061 TARGET_OS_CPP_BUILTINS.
19062 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19063 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19065 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19066 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19067 (SWITCH_TAKES_ARG): Likewise.
19068 (LOCAL_LABEL_PREFIX): Likewise.
19069 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19070 (TARGET_N_FORMAT_TYPES): Delete.
19071 (TARGET_FORMAT_TYPES): Likewise.
19072 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19073 * config/sparc/elf.h: Delete.
19074 * config/sparc/sp-elf.h: New file.
19076 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19078 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19079 * tree-flow.h: Remove the corresponding prototype.
19080 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19081 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19083 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19086 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19087 for AIX ABI or ELF -fPIC.
19088 (rs6000_emit_load_toc_table): Don't create toc_section here.
19089 (rs6000_xcoff_file_start): Nor here.
19091 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19093 * sh.c (ra.h): Don't #include.
19094 (hard_regs_intersect_p): New function, resurrected from ra.c.
19096 * sh.c: Fix 1996 Copyright.
19098 2005-01-24 Richard Henderson <rth@redhat.com>
19099 Aldy Hernandez <aldyh@redhat.com>
19101 * regrename.c (note_sets): Handle subregs.
19103 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19106 * genconditions.c (write_header, write_conditions): Elide file if
19109 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19111 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19112 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19115 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19117 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19118 expand_builtin_printf, expand_builtin_fprintf,
19119 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19120 checking against POINTER_TYPE.
19121 (validate_arglist): Handle POINTER_TYPE code by checking
19124 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19126 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19127 init_rtlanal): New.
19128 (for_each_rtx): Call for_each_rtx_1.
19129 * rtl.h (init_rtlanal): Declare.
19130 * toplev.c (backend_init): Call init_rtlanal.
19132 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19134 * flow.c (propagate_one_insn): Formatting.
19136 PR middle-end/19551
19137 * flow.c (libcall_dead_p): Be more conservative if unsure.
19138 If there are any instructions between insn and call, see if they are
19139 all dead before saying the libcall is dead.
19141 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19143 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19144 operand constraint for operand 0.
19146 2005-01-23 Richard Henderson <rth@redhat.com>
19149 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19150 edges leading to join block.
19152 2005-01-23 Roger Sayle <roger@eyesopen.com>
19154 * expmed.c (expand_mult_highpart): Make static. Change type of
19155 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19156 (expand_divmod): Updates calls to expand_mult_highpart by using
19157 gen_int_mode to pass a CONST_INT rtx.
19158 * rtl.h (expand_mult_highpart): Remove prototype.
19160 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19162 * flow.c (regset_bytes, regset_size): Remove.
19164 * cfganal.c: Fix a reference to Harvey's paper.
19166 2005-01-23 Steven Bosscher <stevenb@suse.de>
19168 PR rtl-optimization/19464
19169 * tree-optimize.c (init_tree_optimization_passes): Add one more
19170 copyrename pass just before out-of-ssa.
19172 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19175 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19176 * ggc-none.c (ggc_free): Define.
19178 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19180 * cse.c (max_reg, max_insn_uid): Remove.
19181 (cse_main): Don't access max_reg or max_insn_uid.
19183 * c-common.c (explicit_flag_signed_bitfields,
19184 lang_statement_code_p, lang_expand_function_end): Remove.
19185 * c-common.h: Remove the corresponding declarations.
19186 * c-opts.c (c_common_handle_option): Remove all write access
19187 to explicit_flag_signed_bitfields.
19189 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19190 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19191 * cgraph.h: Remove the corresponding declaration.
19193 * gcse.c (null_pointer_info): Remove.
19195 2005-01-23 Roger Sayle <roger@eyesopen.com>
19196 Eric Botcazou <ebotcazou@libertysurf.fr>
19198 * combine.c (simplify_logical): Only simplify logical expressions
19199 of the form ior(and(x,y),z) by the inverse distributive law if the
19200 result is cheaper than the original.
19202 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19204 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19205 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19206 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19207 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19208 config/freebsd-spec.h, config/arm/arm.h,
19209 config/h8300/h8300.md, config/i386/i386.md,
19210 config/i386/predicates.md, config/i386/sse.md,
19211 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19212 config/vax/vax.md: Fix comment typos. Follow spelling
19215 2005-01-23 Steven Bosscher <stevenb@suse.de>
19217 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19218 tests, instead of `less than'.
19220 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19222 * function.c (assign_parm_setup_block): When creating a new stack slot
19223 for a parameter, get its alignment from the parameter's DECL_ALIGN
19224 rather than the type's TYPE_ALIGN. Make sure that the parameter
19225 is at least word aligned.
19227 2005-01-22 Roger Sayle <roger@eyesopen.com>
19229 PR middle-end/19378
19230 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19232 2005-01-22 Richard Henderson <rth@redhat.com>
19235 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19236 in both compare operands.
19237 (movdfcc_1_sse_max): Likewise.
19238 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19239 (movdfcc_1_sse): Likewise.
19240 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19241 scratch register as needed.
19243 2005-01-22 Richard Henderson <rth@redhat.com>
19245 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19247 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19249 2005-01-22 Richard Henderson <rth@redhat.com>
19251 * genopinit.c (optabs): Use smin/smax for floating point too.
19252 * doc/md.texi: Update to match. Clarify that floating point
19253 results are undefined for +0/-0 and NaN.
19254 * doc/rtl.texi: Likewise.
19255 * rtl.def (SMIN, SMAX): Likewise
19256 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19258 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19259 leading 's' to the name.
19260 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19261 smaxxf3, sminxf3): Likewise.
19262 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19265 2005-01-22 Paul Brook <paul@codesourcery.com>
19267 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19269 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19271 * config/s390/s390.c (struct processor_costs): New fields
19272 dlgr, dlr, dr, dsgfr, dsgr.
19273 (z900_cost, z990_cost): Values for new fields.
19274 (s390_rtx_costs): New cases MEM und COMPARE in switch
19275 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19276 DIV, MOD, UDIV, UMOD.
19278 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19280 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19281 into the register being decremented.
19282 ("doloop_si31", "doloop_di"): Likewise.
19283 ("*doloop_si_long"): Adapt pattern.
19285 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19287 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19289 (CLASS_MAX_NREGS): Likewise.
19291 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19293 * doc/tree-ssa.texi (Statement Operands): Add example for new
19294 must-def macro. Note deprecation of old operands interface.
19296 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19298 PR tree-optimization/19484
19299 * tree-cfg.c (remove_fallthru_edge): New function.
19300 (cleanup_control_flow): Remove fallthru edges from calls that are
19301 now known not to return.
19303 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19305 Fix PR tree-optimization/19038
19306 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19307 copies with loop variant ones.
19309 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19311 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19312 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19313 config/alpha/alpha.md, config/alpha/predicates.md,
19314 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19315 config/sparc/sol2.h: Update copyright.
19317 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19318 first label to see if it is a nonlocal label.
19320 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19321 Andrew Pinski <pinskia@physics.uc.edu>
19324 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19325 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19327 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19329 * config/rs6000/rtems.h: Update copyright.
19331 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19334 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19335 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19336 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19338 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19341 * c-typeck.c (convert_arguments): Check for error_mark_node.
19343 2005-01-21 Ian Lance Taylor <ian@airs.com>
19345 PR tree-optimization/13000
19346 * tree-inline.c: Include "tree-flow.h".
19347 (expand_call_inline): If warn_return_type, warn if non-void inline
19348 function falls through.
19349 * tree-cfg.c (execute_warn_function_return): Don't warn about
19350 control reaching end if TREE_NO_WARNING is set. Set
19352 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19354 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19355 branch if we don't need one.
19356 * c-typeck.c: Include "tree-flow.h"
19357 (c_finish_bc_stmt): Don't add a goto if the current statement
19358 list doesn't fall through to the current point.
19360 2005-01-21 Roger Sayle <roger@eyesopen.com>
19362 PR rtl-optimization/576
19363 * real.c (real_arithmetic): Change return type from void to bool
19364 to return an indication that the result may be inexact.
19365 * real.h (real_arithmeric): Update prototype.
19366 * fold-const.c (const_binop): Don't constant fold floating
19367 point expressions when the user specifies -frounding-math and
19368 the result may depend upon the run-time rounding mode.
19369 (fold_convert_const_real_from_real): Clean-up.
19370 (fold_initializer): Ignore flag_rounding_math for initializers.
19371 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19372 constant fold FP operations with flag_rounding_math if the
19373 result may depend upon the run-time rounding mode.
19375 2005-01-21 Tom Tromey <tromey@redhat.com>
19377 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19379 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19381 * tree-cfg.c: Fix comment typos.
19383 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19385 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19386 around the call to rest_of_handle_branch_target_load_optimize.
19388 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19390 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19391 (sparc64-*-openbsd*): Likewise.
19392 (sparclite-*-elf*): Include tm-dwarf2.h.
19393 (sparc86x-*-elf*): Likewise.
19394 (sparc64-*-elf*): Likewise.
19395 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19396 (DBX_DEBUGGING_INFO): Likewise.
19397 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19398 (PREFERRED_DEBUGGING_TYPE): Likewise.
19399 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19400 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19401 (PREFERRED_DEBUGGING_TYPE): Likewise.
19402 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19403 (PREFERRED_DEBUGGING_TYPE): Likewise.
19404 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19406 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19409 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19411 2005-01-20 Paul Brook <paul@codesourcery.com>
19413 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19415 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19417 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19418 label is first in a sequence of labels.
19420 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19422 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19423 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19425 * doc/sourcebuild.texi (Test Directives): New.
19427 2005-01-20 Roger Sayle <roger@eyesopen.com>
19429 * real.c (real_floor): Don't leave the result uninitialized when
19430 mode is VOIDMode, but return the unrounded intermediate value.
19431 (real_ceil): Likewise.
19433 2005-01-20 Paul Brook <paul@codesourcery.com>
19435 * config/arm/arm.md (insv): Use gen_int_mode.
19437 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19439 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19440 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19441 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19442 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19443 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19445 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19448 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19449 fbreg, so we have to assume we can't.
19450 (loc_descriptor_from_tree_1): Ditto.
19451 (containing_function_has_frame_base): New function.
19452 (add_location_or_const_value_attribute): Use it.
19453 Also try to generate a frame_base from a single element location
19456 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19458 PR tree-optimization/15349
19459 * timevar.def (TV_TREE_MERGE_PHI): New.
19460 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19462 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19463 calls to tree_forwarder_block_p.
19464 (remove_forwarder_block_with_phi, merge_phi_nodes,
19465 gate_merge_phi, pass_merge_phi): New.
19466 * tree-optimize.c (init_tree_optimization_passes): Add
19468 * tree-pass.h: Add an extern for pass_merge_phi;
19470 2005-01-20 Richard Henderson <rth@redhat.com>
19473 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19474 (_mm_castps_pd, _mm_castps_si128): New.
19475 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19477 2005-01-20 Richard Henderson <rth@redhat.com>
19480 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19481 __builtin_ia32_vec_init_v2si.
19482 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19483 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19484 (ix86_init_mmx_sse_builtins): Create it.
19485 (ix86_expand_builtin): Expand it.
19486 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19487 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19488 (vec_extractv2si_0, vec_extractv2si_1): New.
19490 2005-01-20 Richard Henderson <rth@redhat.com>
19493 * config/i386/i386.c (ix86_expand_push): New.
19494 * config/i386/mmx.md (push<MMXMODE>1): New.
19495 * config/i386/sse.md (push<SSEMODE>1): New.
19496 * config/i386/i386-protos.h: Update.
19498 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19500 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19503 2005-01-20 Richard Henderson <rth@redhat.com>
19505 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19506 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19508 2005-01-19 Richard Henderson <rth@redhat.com>
19511 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19512 to V4SFmode in SSE1 fallback load path.
19514 2005-01-19 Richard Henderson <rth@redhat.com>
19516 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19517 in QImode expansion to ix86_expand_vector_set.
19518 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19520 2005-01-19 Richard Henderson <rth@redhat.com>
19523 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19524 subclass of the input class.
19525 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19526 Always true for cross-SSE1 classes. Rationalize conditionals.
19527 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19528 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19529 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19530 (movdi_2): Add MMX/SSE zeros.
19531 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19532 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19533 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19534 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19535 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19536 (zero_extendsidi2_rex64_1): Remove.
19537 (MOV0 peephole): Check GENERAL_REG_P.
19539 2005-01-19 Richard Henderson <rth@redhat.com>
19542 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19544 (ix86_expand_vector_extract): Likewise.
19546 2005-01-19 Richard Henderson <rth@redhat.com>
19548 PR middle-end/19304
19549 * expr.c (emit_move_change_mode): New argument force; use
19550 simplify_gen_subreg if true.
19551 (emit_move_via_alt_mode): Merge into ...
19552 (emit_move_via_integer): ... here.
19553 (emit_move_ccmode): Use emit_move_change_mode directly.
19555 2005-01-19 Richard Henderson <rth@redhat.com>
19558 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19559 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19560 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19562 (alpha_emit_set_const): Likewise. Make static.
19563 (alpha_emit_set_long_const): Make static.
19564 (alpha_extract_integer): Split out from alpha_expand_mov.
19565 (alpha_split_const_mov): Likewise.
19566 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19567 (alpha_legitimate_constant_p): New.
19568 * config/alpha/alpha-protos.h: Update.
19569 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19570 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19571 * config/alpha/alpha.md (movsi): Add n alternative.
19572 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19573 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19574 (splitters for all of the above): Use alpha_split_const_mov.
19575 * config/alpha/predicates.md (non_add_const_operand): New.
19576 (non_zero_const_operand): New.
19577 (input_operand): Use alpha_legitimate_constant_p after reload.
19579 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19581 PR tree-optimization/19038
19582 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19583 (add_candidate): Add ivs with increment in latch only if
19584 allow_ip_end_pos_p is true.
19585 (determine_iv_cost): Use empty_block_p.
19587 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19589 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19590 (compute_dominance_frontiers): Ditto.
19592 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19595 * config/sh/t-rtems: New.
19596 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19598 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19600 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19601 the offset of the selected field.
19603 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19605 * tree-cfg.c (remove_forwarder_block): Fix the check to
19606 prevent a nonlocal label from appearing in the middle of a
19609 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19611 PR rtl-optimization/19462
19612 * reorg.c (find_end_label): Create return insn only if
19613 current_function_epilogue_delay_list is empty.
19615 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19617 * doc/passes.texi: Remove paragraph mentioning new-ra.
19619 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19621 PR rtl-optimization/15139
19622 * combine.c: Include params.h.
19623 (count_rtxs): New function.
19624 (record_value_for_reg): If replace_rtx would replace at least
19625 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19626 (clobber (const_int 0)) instead of TEM.
19627 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19628 * params.h (MAX_LAST_VALUE_RTL): New.
19629 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19630 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19633 * c-typeck.c (digest_init): Only call build_vector if all constructor
19634 elements are *_CST nodes.
19635 * gimplify.c (gimplify_init_constructor): Likewise.
19637 PR middle-end/19164
19638 * c-typeck.c (digest_init): Only call build_vector if inside_init
19641 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19643 * toplev.c (init_asm_output): Remove dead #ifdef.
19645 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19647 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19649 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19651 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19652 accessing DECL_FUNCTION_CODE.
19653 * dojump.c (do_jump): Likewise.
19654 * gimplify.c (gimplify_call_expr): Likewise.
19655 * predict.c (expr_expected_value): Likewise.
19656 (strip_builtin_expect): Likewise.
19657 * tree-inline.c (estimate_num_insns_1): Likewise.
19658 * tree-ssa-loop-im.c (stmt_cost): Likewise
19659 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19660 (tree_expr_nonnegative_p): Likewise.
19662 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19664 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19665 variant of the load_pcrel_sym pattern.
19666 * config/sparc/sparc.md (P macro): Move to the top.
19667 (load_pcrel_sym): Macroize using P.
19668 (save_register_window): Likewise.
19670 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19672 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19673 ("sordered"): Same.
19675 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19678 * c-typeck.c (build_asm_expr): Strip nops off
19679 input memory operands.
19681 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19683 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19684 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19685 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19686 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19688 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19691 * config/i386/i386.c (override_options): If the 80387 is disabled,
19692 then do not return FP values using FP registers.
19694 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19696 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19697 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19698 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19699 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19700 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19701 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19702 output.h, postreload-gcse.c, postreload.c, recog.c,
19703 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19704 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19705 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19706 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19707 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19708 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19709 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19710 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19712 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19713 config/alpha/alpha.c, config/arm/vfp.md,
19714 config/i386/emmintrin.h, config/i386/i386-modes.def,
19715 config/i386/i386-protos.h, config/i386/i386.h,
19716 config/i386/pmmintrin.h, config/i386/ppro.md,
19717 config/i386/predicates.md, config/i386/xmmintrin.h,
19718 config/i860/i860.c, config/ia64/ia64-modes.def,
19719 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19720 config/ia64/ia64.md, config/ia64/itanium1.md,
19721 config/ia64/itanium2.md, config/ia64/predicates.md,
19722 config/iq2000/iq2000.h, config/mips/linux64.h,
19723 config/rs6000/aix41.h, config/rs6000/aix43.h,
19724 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19725 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19726 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19727 config/sparc/linux64.h, config/sparc/litecoff.h,
19728 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19729 config/sparc/sparc.h, config/sparc/sparc.md,
19730 config/sparc/sysv4-only.h: Update copyright.
19732 2005-01-18 Richard Henderson <rth@redhat.com>
19735 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19737 2005-01-18 Marc Espie <espie@openbsd.org>
19738 * config/i386/openbsdelf.h: Typo.
19740 2005-01-18 Richard Henderson <rth@redhat.com>
19742 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19743 special case for sse.
19744 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19746 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19748 * tree-inline.c (estimate_num_insns_1): Added cases for
19749 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19751 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19753 PR rtl-optimization/19296
19754 * combine.c (simplify_comparison): Rewrite the condition under
19755 which a non-paradoxical SUBREG of a PLUS can be lifted when
19756 compared against a constant.
19758 2005-01-18 Andi Kleen <ak@muc.de>
19760 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19761 * c.opt (-Wpointer-sign): Add.
19762 * doc/invoke.texi: (-Wpointer-sign): Add.
19764 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19766 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19767 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19768 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19769 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19770 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19771 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19772 for TARGET_MIX_SSE_I387.
19773 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19774 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19775 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19776 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19777 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19778 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19779 TARGET_MIX_SSE_I387.
19780 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19783 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19786 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19787 Add movaps alternative for xmm reg->reg move.
19789 2005-01-17 Jeff Law <law@redhat.com>
19791 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19792 at the end of the main DOM loop rather than just before DOM exits.
19794 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19796 PR tree-optimization/19121
19797 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19798 adding aliases to a name tag, also add them to the pointer's
19800 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19801 sensitive alias info at all. Only check that the two pointers
19802 have compatible pointed-to sets.
19803 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19804 a pointer's type tag is a superset of the alias set of the
19805 pointer's name tag.
19807 2005-01-17 James E Wilson <wilson@specifixinc.com>
19810 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19811 comment to document why.
19813 2005-01-17 Richard Henderson <rth@redhat.com>
19815 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19816 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19817 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19818 sse2_vmsminv2df3_finite): New.
19819 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19820 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19821 Force op1 into register.
19823 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19825 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19826 bubblestrap from always rebuilding build directory.
19828 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19830 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19831 ("*cmpmem_short"): Likewise.
19833 2005-01-17 Steven Bosscher <stevenb@suse.de>
19835 * basic-block.h: Document BB_* flags.
19836 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19837 use an sbitmap instead.
19838 * sched-rgn.c (compute_trg_info): Likewise.
19840 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19842 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19843 redundant target_cpu_default and extra_parts lines. Use the default
19845 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19846 (SUBTARGET_EXTRA_SPECS): Delete.
19847 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19848 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19849 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19850 and "n32" for -mabi=n32.
19852 2005-01-17 Ian Lance Taylor <ian@airs.com>
19855 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19856 fold constant variables into initial values.
19858 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19860 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19862 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19863 through the statements backward.
19865 2005-01-17 Ian Lance Taylor <ian@airs.com>
19867 PR middle-end/13127:
19868 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19869 a variable set to the return value of the inlined function.
19871 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19873 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19874 when modes are tieable.
19876 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19878 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19879 of pthread_create to find out if threads are enabled.
19880 * gthr-posix95.h (__gthread_active_p): Likewise.
19882 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19884 * common.opt (-fnew-ra): Remove.
19886 * toplev.h (flag_new_regalloc): Remove.
19887 * Makefile.in (ra*.*): Don't mention.
19888 * passes.c (rest_of_handle_new_regalloc): Remove.
19889 (rest_of_handle_combine, rest_of_compilation): Always consider
19890 flag_new_regalloc as false.
19891 * doc/invoke.texi: Don't document -fnew-ra.
19893 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19895 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19896 last parameter to reg_scan.
19897 * loop.c (loop_optimize): Likewise.
19898 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19899 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19900 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19901 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19902 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19903 * regclass.c (reg_scan): Likewise, for the declaration.
19904 * rtl.h (reg_scan): Likewise, for the prototype.
19906 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19909 mark_dfs_back_edges.
19911 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19913 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19914 (compute_avail): Uses don't go in tmp_gen.
19916 2005-01-16 Steven Bosscher <stevenb@suse.de>
19918 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19919 loop to look for a free slot in a page entry.
19921 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19924 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19925 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19926 just before targetm.asm_out.file_end.
19927 * tree.h (process_pending_assemble_output_defs): Declare.
19928 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19930 (assemble_alias): Defer generation of assembly code for defines when
19931 TARGET_DEFERRED_OUTPUT_DEFS is true.
19932 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19933 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19934 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19936 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19939 * pa.c (pa_scalar_mode_supported_p): New function.
19940 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19941 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19943 * pa-protos.h (prefetch_operand): Delete.
19944 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19945 * pa.c (prefetch_operand): Delete.
19946 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19947 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19948 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19949 and prefetch_nocc_operand.
19950 * pa.md (prefetch): Rework to avoid reload problems handling short
19951 displacements when a cache control completer needs to be provided.
19952 (prefetch_32, prefetch_64): Delete.
19953 (prefetch_cc, prefetch_nocc): New patterns.
19955 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19957 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19959 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19962 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19963 exceeds maximum alignment for global common data.
19964 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19965 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19967 2004-01-15 Roger Sayle <roger@eyesopen.com>
19969 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19971 2004-01-15 Roger Sayle <roger@eyesopen.com>
19973 * harg-reg-set.h (reg_class_names): Prototype global array.
19974 * regclass.c (reg_class_names): Declare here and initialize to
19976 (dump_regclass): Remove local declaration of reg_class_names.
19977 (regclass): Likewise.
19978 * cfg.c (dump_flow_info): Likewise.
19979 * ra-debug.c (reg_class_names): Likewise.
19980 * regrename.c (reg_class_names): Likewise.
19981 * reload.c (reg_class_names): Likewise.
19982 * reload1.c (spill_failure): Likewise.
19983 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19985 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19987 * config/s390/s390.md ("reload_outti"): Remove predicate for
19988 output operand. Abort if operand is not a MEM.
19989 ("reload_outdi", "reload_outdf"): Likewise.
19991 2005-01-15 Marc Espie <espie@openbsd.org>
19993 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19994 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19995 * config/openbsd.h: Fix C++ includes for native configurations.
19996 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19997 Add trampoline support.
19998 * config/i386/openbsdelf.h: New.
20000 2005-01-15 Marc Espie <espie@openbsd.org>
20002 * collect2.c (main): Explicitly parse -dynamic-linker option.
20004 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20006 PR tree-optimization/19060
20007 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20008 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20009 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20010 and handle extract_range_from_cond returning false.
20011 * fold-const.c (fold): Optimize comparisons with min/max even for
20012 width > HOST_BITS_PER_WIDE_INT.
20014 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20016 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20017 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20018 Remove little endian multilib variants.
20019 Add mips32 multilib variant.
20021 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20023 * explow.c (copy_all_reg, stabilize): Remove.
20024 * expr.h: Remove the corresponding prototypes.
20026 * rtlanal.c (regs_set_between_p): Remove.
20027 * rtl.h: Remove the corresponding prototype.
20029 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20031 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20032 to rs6000_nonimmediate_operand.
20033 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20034 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20035 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20036 rs6000_nonimmediate_operand.
20037 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20038 rs6000_nonimmediate_operand.
20040 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20042 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20044 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20046 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20048 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20049 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20051 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20052 (rs6k_nonimmediate_operand): New.
20053 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20055 (legitimate_lo_sum_address_p): Same.
20056 (rs6000_legitimize_address): Same.
20057 (rs6000_legitimize_reload_address): Same.
20058 (rs6000_legitimate_address): Same.
20059 (spe_build_register_parallel): Pass DF and DC modes in a DI
20062 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20063 to rs6k_nonimmediate_operand.
20065 * config/rs6000/spe.md ("*frob_df_di"): New.
20066 ("*frob_di_df"): New.
20067 ("*frob_di_df_2"): New.
20068 ("*mov_sidf_e500_subreg0"): New.
20069 ("*mov_sidf_e500_subreg4"): New.
20070 ("*movdf_e500_double"): Change predicate to
20071 rs6k_nonimmediate_operand.
20073 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20075 * postreload.c (move2add_note_store): Only call
20076 trunc_int_for_mode on scalar integers.
20078 2005-01-14 Steven Bosscher <stevenb@suse.de>
20080 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20081 replace BB_VISITED uses.
20082 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20083 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20084 (tree_dce_done): Free visited_control_parents.
20085 (perform_tree_ssa_dce): Allocate and clear it.
20086 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20087 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20088 instead of BB_VISITED.
20090 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20092 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20093 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20094 Remove unused prototypes.
20096 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20098 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20099 64-bit register usage.
20100 (spe_func_has_64bit_regs_p): Add FIXME note.
20102 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20104 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20105 flag_finite_math_only with flag_unsafe_math_optimizations.
20107 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20109 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20110 end-of-stack check.
20111 (__tpf_eh_return): Copy TPF private stack area from the module
20112 boundary stack frame. Add check for when module addresses are
20113 equal, but no stub address is found.
20115 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20118 * arm.h (struct machine_function): Add call_via field.
20119 (thumb_call_via_label): Declare.
20120 * arm.c (thumb_call_via_label): New variable.
20121 (thumb_call_reg_needed): New variable.
20122 (arm_output_function_epilogue): For Thumb code, output any per-function
20123 call-indirect trampolines.
20124 (thumb_call_via_reg): New function.
20125 (arm_file_end): New function.
20126 (TARGET_ASM_FILE_END): Call arm_file_end.
20127 (aof_file_end): Likewise.
20128 * arm-protos.h (thumb_call_via_reg): Declare.
20129 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20130 thumb_call_via_reg in normal case.
20132 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20134 PR middle-end/19084
20135 PR rtl-optimization/19348
20136 * recog.c (peephole2_optimize): Do global life update if some peephole
20137 decides it doesn't need at least one of its inputs and that change
20138 influences liveness at the start of the basic block.
20140 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20141 arguments instead of 1.
20143 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20145 PR middle-end/18820
20146 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20147 zero for nested functions needing a static chain or functions
20148 with a non-constant address.
20150 2005-01-13 Roger Sayle <roger@eyesopen.com>
20152 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20153 (and (sign_extend X) C) into (zero_extend (and X C)).
20155 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20157 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20159 2005-01-13 Richard Henderson <rth@redhat.com>
20164 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20165 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20166 not just TARGET_SSE.
20167 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20168 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20169 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20170 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20171 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20172 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20173 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20174 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20175 (movdicc_c_rex64): Rename with '*'.
20176 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20177 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20178 (movsfcc_1_387): Rename from movsfcc_1.
20179 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20180 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20181 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20182 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20183 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20184 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20185 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20186 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20187 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20188 sse_movdfcc_const0_4): Remove.
20189 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20190 recognize min/max early. Update for changed sse cmove patterns.
20191 (ix86_split_sse_movcc): New.
20192 * config/i386/i386-protos.h: Update.
20194 2005-01-13 Steven Bosscher <stevenb@suse.de>
20196 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20197 (fix_stmt_v_may_defs): Likewise.
20199 2005-01-13 Richard Henderson <rth@redhat.com>
20201 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20202 for converting the mask.
20204 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20206 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20209 2005-01-13 Richard Henderson <rth@redhat.com>
20211 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20212 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20213 IX86_BUILTIN_MOVDQ2Q): Remove.
20214 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20215 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20216 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20218 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20219 (sse2_pextrw): Fix immediate constraint.
20220 (sse2_loadq, sse2_loadq_rex64): Remove.
20221 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20222 Use __builtin_ia32_vec_ext_<size>.
20223 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20225 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20227 * function.c (assign_parm_setup_block): Look inside original
20228 entry_parm when inspecting PARALLEL.
20230 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20231 Joel Sherrill <joel@oarcorp.com>
20234 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20235 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20236 rtems_gxx_recursive_mutex_init.
20237 (__gthread_recursive_mutex_lock): New function.
20238 (__gthread_recursive_mutex_trylock): Likewise.
20239 (__gthread_recursive_mutex_unlock): Likewise.
20241 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20243 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20245 2005-01-13 Jan Beulich <jbeulich@novell.com>
20247 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20248 (ashrti3_internal): Indicate output is early clobber. Generate result
20249 into output rather than first input. Use move for low word of output
20250 if shift count is exactly 64.
20251 (lshrti3_internal): Likewise.
20253 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20257 * reload1.c (delete_output_reload): Don't delete an output reload
20258 if the pseudo lives longer than a single basic block. Adjust and
20259 improve wording of comment.
20261 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20264 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20265 of TYPE_SIZE where we mean the number of bytes.
20267 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20269 * function.c (assign_parm_setup_block): Relax condition on
20270 multi-register optimization.
20272 2005-01-12 Nick Clifton <nickc@redhat.com>
20274 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20275 an "in_delay_slot" attribute of "no" to prevent them being used in
20276 delay slots. This is forbidden because they might generate
20279 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20282 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20283 with r->Y and Y->r.
20285 2005-01-12 Nick Clifton <nickc@redhat.com>
20287 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20288 passed on to GAS) but do not define, as GAS no longer supports or
20289 needs the -m2000 option.
20291 2005-01-11 Roger Sayle <roger@eyesopen.com>
20293 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20294 type as args of unprototyped builtins aren't automatically promoted.
20295 (fold_builtin_abs): Likewise.
20297 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20299 * Makefile.in: Set a `build-warn' variable.
20301 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20303 PR tree-optimization/17949
20304 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20305 (find_interesting_uses_address): Use it.
20307 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20309 * regrename.c (kill_value): Handle subreg's that won't simplify.
20311 2005-01-11 Richard Henderson <rth@redhat.com>
20314 * config/i386/i386.h (enum ix86_builtins): Move ...
20315 * config/i386/i386.c: ... here.
20316 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20317 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20318 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20319 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20320 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20321 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20322 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20323 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20324 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20325 IX86_BUILTIN_LOADDDUP): Remove.
20326 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20327 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20328 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20329 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20330 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20331 (ix86_init_builtins): Make static.
20332 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20333 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20334 if all the modes match. Otherwise, fake it.
20335 (get_element_number, ix86_expand_vec_init_builtin,
20336 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20337 (ix86_expand_builtin): Make static. Update for changed builtins.
20338 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20339 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20340 (ix86_expand_vector_init_duplicate): New.
20341 (ix86_expand_vector_init_low_nonzero): New.
20342 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20343 Split out from ix86_expand_vector_init; handle integer modes.
20344 (ix86_expand_vector_init): Use them.
20345 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20346 * config/i386/i386-protos.h: Update.
20347 * config/i386/predicates.md (reg_or_0_operand): New.
20348 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20349 (movv2sf_internal): Likewise. And a splitter to match them all.
20350 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20351 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20352 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20353 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20354 (mmx_pinsrw): Fix operand ordering.
20355 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20356 rather than sse_loadss expander.
20357 (movv2df splitter): Similarly.
20358 (sse_loadss, sse_loadlss): Remove.
20359 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20360 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20361 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20362 (sse3_movddup): Rename with '*'.
20363 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20364 (sse2_loadsd): Remove.
20365 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20366 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20367 (sse2_pinsrw): Fix argument ordering.
20368 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20369 (sse2_stored): Remove 'r' destination.
20370 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20371 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20372 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20373 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20374 vec_extractv16qi, vec_initv16qi): New.
20376 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20377 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20378 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20380 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20381 (_mm_load_si128, _mm_store_si128): Likewise.
20382 (_mm_load1_pd): Use _mm_set1_pd.
20383 (_mm_load_sd): Use _mm_set_sd.
20384 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20385 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20386 (_mm_set_epi64): Use _mm_set_epi64x.
20387 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20388 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20389 _mm_setr_epi8): Use _mm_set_foo form.
20390 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20391 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20392 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20393 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20394 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20395 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20396 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20397 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20398 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20399 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20400 (_mm_movedup_pd): Use _mm_shuffle_pd.
20401 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20402 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20403 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20404 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20405 Use _mm_setzero_ps.
20406 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20407 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20408 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20409 (_mm_store_ps): Use raw dereference.
20410 (_mm_store1_ps): Use _mm_storeu_ps.
20411 (_mm_storer_ps): Use _mm_store_ps.
20412 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20413 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20415 2005-01-11 Stan Shebs <shebs@apple.com>
20417 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20418 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20420 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20423 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20424 Skip all DECLs except for FIELD_DECLs.
20426 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20428 * config/s390/s390.c (override_options): Return error if
20429 -mbackchain, -mpacked-stack and -mhard-float are used together.
20430 (s390_va_start): Remove the backchain && packed-stack special case.
20431 (s390_gimplify_va_arg): Likewise.
20432 * doc/invoke.texi: Remove the ABI incompatibility note.
20434 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20436 * config/s390/s390.c (struct s390_frame_layout): Remove
20438 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20439 save_backchain_p with TARGET_BACKCHAIN.
20441 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20444 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20445 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20446 * function.c (locate_and_pad_parm): Set new field.
20447 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20448 Tweak where_pad test to include "none". Always set mem align for
20450 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20451 not sufficient for type.
20452 (assign_parm_setup_block): If stack_parm is zero on entry, always
20453 make a new stack local. Block move old stack parm if necessary
20454 to new aligned stack local.
20455 (assign_parm_setup_stack): Use a block move to handle
20456 potentially misaligned entry_parm.
20457 (assign_parms_unsplit_complex): Specify required alignment when
20458 creating stack local.
20459 * calls.c (compute_argument_addresses): Override alignment of stack
20460 arg calculated from its type with the alignment given by
20461 FUNCTION_ARG_BOUNDARY.
20462 (store_one_arg): Likewise.
20464 2005-01-11 Jan Beulich <jbeulich@novell.com>
20466 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20467 Change respective itanium_class attribute to ialu.
20468 (shladdp4_internal): New.
20469 * config/ia64/predicates.md (shladd_log2_operand): New.
20471 2005-01-11 Richard Henderson <rth@redhat.com>
20473 * expr.c (store_constructor): Use rtvec_alloc instead of
20474 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20476 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20478 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20480 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20482 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20483 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20484 (TARGET_RWRELOC): Define.
20485 (ia64_rwreloc_section_type_flags): Delete.
20486 (ia64_section_type_flags): New function.
20487 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20488 (TARGET_RWRELOC): Define.
20490 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20493 * config/ia64/ia64.c (process_set): For alloc insn, only call
20494 process_epilogue is !frame_pointer_needed.
20496 2005-01-10 Roger Sayle <roger@eyesopen.com>
20499 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20500 unary operator and can't be treated as a binary/comparison operator.
20502 2005-01-10 Richard Henderson <rth@redhat.com>
20504 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20505 (ix86_return_in_memory): Likewise.
20506 (function_arg_advance): Likewise. Mirror structure in function_arg
20507 for choosing register to advance.
20509 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20511 * tree-vectorizer.c, tree.def: Fix comment typos.
20513 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20515 * config/s390/s390.c (struct processor_costs): 4 new fields:
20516 ddbr, ddr, debr, der.
20517 (s390_rtx_costs): More precise handling of divide instructions.
20519 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20521 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20523 2005-01-10 Jan Beulich <jbeulich@novell.com>
20525 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20526 names resulting from -ffunction-sections/-fdata-sections and linkonce
20528 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20529 based on the section name. Rearrange the section name comparison logic
20530 slightly so that each section name is compared against at most once.
20532 2005-01-10 Ben Elliston <bje@au.ibm.com>
20534 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20535 targets for which -fPIC reduces limitations on the GOT size.
20537 2005-01-09 Falk Hueffner <falk@debian.org>
20539 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20542 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20545 * collect2.c (main): Set aixrtl_flag for -brtl option.
20546 (resolve_lib_name): Search for .so file extension before .a
20547 if aixrtl_flag set.
20549 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20551 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20552 (vect_analyze_data_refs_alignment): Add dump prints.
20554 2005-01-09 Ira Rosen <irar@il.ibm.com>
20556 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20557 expr_invariant_in_loop_p.
20558 Initialize outputs first thing in the function.
20559 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20560 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20561 (vect_analyze_pointer_ref_access): Check that the initial condition of
20562 the access function is loop invariant.
20564 2005-01-09 Richard Henderson <rth@redhat.com>
20566 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20567 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20568 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20569 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20570 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20571 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20572 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20573 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20574 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20575 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20576 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20577 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20578 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20579 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20580 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20581 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20582 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20583 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20584 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20585 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20586 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20587 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20588 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20590 (mmx_clrdi, pavgusb): Remove.
20591 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20592 with leading sse_ prefix.
20593 * config/i386/sse.md: Receive them.
20594 * config/i386/mmx.md: New file.
20595 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20596 (subrv2sf3): Turn into expander for normal subtraction.
20597 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20598 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20599 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20600 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20601 commutative; use ix86_binary_operator_ok.
20602 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20603 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20604 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20605 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20606 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20607 Macroize from existing patterns; use ix86_binary_operator_ok.
20608 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20609 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20610 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20611 with vec_select+vec_concat.
20612 (mmx_pshufw, mmx_pshufw_1): Likewise.
20613 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20614 (mmx_uavgv4hi3): Model correctly.
20615 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20616 _mm_xor_si64): Remove casts.
20618 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20620 PR tree-optimization/19224
20621 * tree-scalar-evolution.c (get_instantiated_value,
20622 set_instantiated_value): New functions.
20623 (instantiate_parameters_1): Cache the results.
20624 (instantiate_parameters, resolve_mixers): Initialize and free
20627 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20629 * config/i386/i386.md (addhi_4): Correct reference in comment.
20632 2005-01-08 Richard Henderson <rth@redhat.com>
20634 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20635 (_mm_cvtsi128_si64x): Likewise.
20636 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20637 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20638 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20639 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20640 * config/i386/i386-protos.h: Update.
20641 * config/i386/i386.c (print_operand): Add 'H'.
20642 (ix86_fixup_binary_operands): Split out from ...
20643 (ix86_expand_binary_operator): ... here.
20644 (ix86_fixup_binary_operands_no_copy): New.
20645 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20646 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20647 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20648 (safe_vector_operand): Use CONST0_RTX.
20649 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20650 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20651 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20652 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20654 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20655 (IX86_BUILTIN_CMPNGESS): New.
20656 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20657 (attr type): Add sselog1.
20658 (attr unit, attr memory): Handle it.
20659 (movti, movti_internal, movti_rex64): Move near other integer moves.
20660 (movtf, movtf_internal): Move near other fp moves.
20661 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20662 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20663 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20664 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20665 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20666 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20667 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20668 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20669 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20670 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20671 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20672 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20673 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20674 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20675 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20676 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20677 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20678 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20679 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20680 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20681 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20682 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20683 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20684 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20685 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20686 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20687 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20688 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20689 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20690 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20691 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20692 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20693 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20694 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20695 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20696 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20697 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20698 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20699 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20700 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20701 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20702 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20703 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20704 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20706 (SSEPUSH, push<SSEPUSH>): Remove.
20707 (MMXPUSH, push<MMXPUSH>): Remove.
20708 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20709 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20710 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20711 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20712 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20713 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20714 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20715 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20716 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20717 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20718 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20719 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20720 (ppro_sse_log_V4SF): Handle sselog1.
20721 * config/i386/predicates.md (const_0_to_1_operand): New.
20722 (const_0_to_255_mul_8_operand): New.
20723 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20724 (const_2_to_3_operand, const_4_to_7_operand): New.
20725 * config/i386/sse.md: New file.
20726 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20727 (sse_movups): Rename from sse_movups_1.
20728 (sse_loadlss): Rename from sse_loadss_1.
20729 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20731 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20732 (absv4sf2, negv2df, absv2df): New.
20733 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20734 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20735 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20736 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20737 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20738 (sse3_addsubv4sf3): Model correctly.
20739 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20740 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20741 (sse_movhlps): Model with vec_select+vec_concat.
20742 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20743 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20744 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20745 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20746 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20747 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20748 sse2_pshufhw_1): Likewise.
20749 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20750 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20751 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20752 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20753 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20754 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20755 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20756 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20757 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20758 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20759 sminv8hi3): Mark commutative
20760 operands. Use ix86_binary_operator_ok.
20761 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20762 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20763 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20764 sse2_punpcklqdq): Allow operand2 in memory.
20765 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20766 sse2_movsd): Add memory alternatives.
20767 (sse_storelps): Turn expander into an insn; split after reload.
20768 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20769 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20771 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20773 * configure.ac (DWARF-2 debug_line): Use objdump.
20774 * configure: Regenerate.
20776 2005-01-08 Jeff Law <law@redhat.com>
20777 Diego Novillo <dnovillo@redhat.com>
20779 PR tree-optimization/18241
20780 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20781 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20782 statements with volatile operands.
20783 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20784 operands after marking a statement with has_volatile_ops.
20786 2005-01-08 Roger Sayle <roger@eyesopen.com>
20788 * tree.c (int_fits_type_p): Always honor integer constant
20789 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20791 2005-01-08 Roger Sayle <roger@eyesopen.com>
20793 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20794 the latent bug in rtl_delete_block has been resolved.
20796 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20798 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20799 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20801 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20803 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20804 library as @multilib_dir@/$(SHLIB_SONAME).
20806 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20808 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20809 * configure: Regenerate.
20811 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20813 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20816 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20819 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20820 Convert non-word aligned offset address using ld/std into
20823 2005-01-07 Richard Henderson <rth@redhat.com>
20825 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20827 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20829 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20831 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20833 PR tree-optimization/19283
20834 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20835 is not shorter than the original type.
20837 PR rtl-optimization/19012
20838 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20840 PR rtl-optimization/18861
20841 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20842 (FULL_STATE): Define.
20843 (mark_tablejump_edge): New function.
20844 (purge_dead_tablejump_edges): New function.
20845 (find_bb_boundaries): Use it.
20847 PR tree-optimization/18828
20848 * builtins.c (expand_builtin_next_arg): Remove argument and all
20849 the argument checking.
20850 (expand_builtin): Adjust caller.
20851 (expand_builtin_va_start): Likewise. Remove error for too many
20853 (fold_builtin_next_arg): Issue error for too many arguments.
20854 After checking arguments, replace them with magic arguments that
20855 prevent further checking of the args.
20857 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20859 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20861 2005-01-06 Roger Sayle <roger@eyesopen.com>
20864 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20865 and %{.S:...} (and their negative variants) to test whether the
20866 input file is assembler or pre-processed-assembler independent of
20867 the actual filename extension.
20869 2005-01-06 Roger Sayle <roger@eyesopen.com>
20871 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20872 of sign or zero extended values.
20874 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20876 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20877 for IBM long double format correctly.
20879 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20881 Fix PR tree-optimization/18792
20883 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20884 to first_loop_depth, and use loop depth instead of loop number.
20885 (build_classic_dir_vector): Ditto.
20886 (compute_data_dependences_for_loop): Use depth, not loop number.
20887 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20888 number. Pass in loops, instead of loop numbers.
20889 (gather_interchange_stats): Ditto.
20890 (linear_transform_loops): Ditto.
20892 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20895 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20896 biv_fits_mode_p, extension_within_bounds_p): New functions.
20897 (check_ext_dependent_givs): Use them.
20899 2005-01-06 Roger Sayle <roger@eyesopen.com>
20901 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20902 more than one barrier, in which case we should delete them all.
20904 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20906 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20908 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20910 Fix PR middle-end/19286
20912 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20913 output this subprogram, simply ignore this attempt to do it again.
20914 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20915 origin attribute if it's not possible.
20916 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20917 (decls_for_scope): Ditto.
20918 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20919 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20921 2005-01-05 Richard Henderson <rth@redhat.com>
20924 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20925 (bdesc_2arg): Use it.
20926 (ix86_expand_binop_builtin): Force operands into registers
20928 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20929 ix86_expand_sse_compare, ix86_expand_sse_comi,
20930 ix86_expand_builtin): Likewise.
20932 2005-01-05 Richard Henderson <rth@redhat.com>
20934 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20936 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20937 (mulv4hi3): Set itanium_class mmmul.
20938 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20939 (fpack): Rename from fpack_sfsf.
20941 2005-01-05 Richard Henderson <rth@redhat.com>
20944 * reload1.c (do_input_reload): Restrict the optimization deleteing
20945 a previous output reload to RELOAD_FOR_INPUT.
20947 2005-01-05 Steven Bosscher <stevenb@suse.de>
20949 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20950 comment that we fall through after case.
20951 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20952 (distribute_links): Likewise.
20953 * cse.c (cse_insn): Likewise.
20954 * cselib.c (cselib_invalidate_mem): Likewise.
20955 * df.c: Update comments at the top of the file.
20956 (read_modify_subreg_p): Update comments here too.
20957 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20958 * flow.c (mark_set_1): Likewise.
20959 (mark_used_regs): Likewise.
20960 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20961 (canon_list_insert): Likewise.
20962 (mark_set): Likewise.
20963 (try_replace_reg): Likewise.
20964 (store_killed_in_insn): Likewise.
20965 * loop.c (count_one_set): Likewise.
20966 (basic_induction_var): Likewise.
20967 * postreload-gcse.c (find_mem_conflicts): Likewise.
20968 * postreload.c (reload_combine_note_store): Likewise.
20969 (move2add_note_store): Likewise.
20970 * reload.c (find_equiv_reg): Likewise.
20971 (mark_referenced_resources): Likewise.
20972 * rtlanal.c (set_noop_p): Likewise.
20973 (note_stores): Likewise.
20974 (note_uses): Likewise.
20975 * sched-deps.c (sched_analyze_1): Likewise.
20976 * sched-rgn.c (check_live_1): Likewise.
20977 (update_live_1): Likewise.
20978 * config/i860/i860.c: Likewise.
20980 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20982 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20984 * doc/rtl.texi: Update documentation for bit-fields and SET.
20986 2005-01-05 Roger Sayle <roger@eyesopen.com>
20988 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20990 2005-01-05 Jan Hubicka <jh@suse.cz>
20991 Richard Henderson <rth@redhat.com>
20994 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20997 2005-01-05 Richard Henderson <rth@redhat.com>
21000 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21001 (sse_shufps): Change operand 3 to const_int_operand.
21002 (sse2_storelps): Fix typo in template.
21003 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21004 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21005 (ix86_expand_builtin): Likewise.
21007 2005-01-05 Julian Brown <julian@codesourcery.com>
21009 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21010 as aggregates for AAPCS ABIs.
21012 2005-01-05 Stan Shebs <shebs@apple.com>
21014 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21015 Mach-O getters if ppc64.
21016 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21018 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21019 signed four-byte field for global code case.
21020 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21022 2005-01-05 Roger Sayle <roger@eyesopen.com>
21024 PR middle-end/19100
21025 * c-common.c: Include real.h.
21026 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21027 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21028 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21029 * Makefile.in (c-common.o): Update dependencies.
21031 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21033 * c-parse.in (asm_string): Add trailing semicolon.
21035 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21037 * c-parse.in (asm_string): New. Don't allow wide strings in
21039 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21040 asm_string instead of STRING.
21042 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21044 * c-typeck.c (constructor_no_implicit): Remove.
21045 (set_designator, process_init_element): Don't check
21046 constructor_no_implicit.
21048 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21049 Kaz Kojima <kkojima@gcc.gnu.org>
21052 * lcm.c (create_pre_exit): New.
21053 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21054 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21056 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21058 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21059 -msoft-float in target_float_switch.
21060 * arm.c (arm_override_options): Fix processing of target_float_switch.
21062 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21064 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21067 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21069 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21070 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21072 2005-01-04 Roger Sayle <roger@eyesopen.com>
21074 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21075 if deleting the then-block allows the test-block to fallthru to the
21078 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21081 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21082 after the full declaration if the are in two different TUs.
21084 2005-01-04 Richard Henderson <rth@redhat.com>
21087 * tree-sra.c (generate_one_element_init): Just
21088 call gimplify_and_add.
21089 (generate_element_init): Record the
21090 new referenced variables and mark them for renaming
21091 and split out to ...
21092 (generate_element_init_1): This.
21093 (scalarize_init): Don't call push_gimplify_context/
21094 pop_gimplify_context.
21096 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21098 * toplev.c (get_src_pwd): Handle failure of getpwd().
21100 2005-01-04 Roger Sayle <roger@eyesopen.com>
21102 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21104 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21105 all the cases handled by it are inverted by invert_truthvalue.
21107 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21109 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21110 (save_register_windowsi): Likewise.
21112 2005-01-04 Richard Henderson <rth@redhat.com>
21114 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21116 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21118 PR middle-end/17767
21119 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21120 any simplifications of vector mode comparison operators.
21121 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21123 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21124 Devang Patel <dpatel@apple.com>
21126 PR tree-optimization/18308
21127 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21128 the operands before creating a new expression.
21129 * dojump.c (do_jump): Make drop_through_label available
21130 for all cases. Add expansion of COND_EXPR.
21132 2005-01-04 Ira Rosen <irar@il.ibm.com>
21134 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21135 INTEGER_CST instead of TREE_CONSTANT.
21136 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21137 instead of TREE_CONSTANT.
21138 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21139 instead of TREE_CONSTANT.
21141 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21143 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21145 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21148 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21149 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21151 2005-01-03 Richard Henderson <rth@redhat.com>
21153 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21154 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21155 fold_convert_const_real_from_real): Split out from ...
21156 (fold_convert_const): ... here.
21158 2005-01-03 Richard Henderson <rth@redhat.com>
21161 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21162 (mov<MMXMODEI>_internal): Likewise.
21163 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21164 Add V2SF case; use it for SSE1; don't use TI.
21165 (movdf_integer): Likewise.
21166 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21168 2005-01-03 Ira Rosen <irar@il.ibm.com>
21170 * tree-vectorizer.c (vect_strip_conversions): New function.
21171 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21172 check for binary class.
21174 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21178 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21180 * gimple-low.c (mark_blocks_with_used_vars): New function.
21181 (mark_blocks_with_used_subblocks): Ditto.
21182 (mark_used_blocks): Ditto.
21183 (pass_mark_used_blocks): New pass.
21184 * tree-inline.c: Include debug.h.
21185 (expand_call_inline): Call outlining_inline_function here.
21186 * tree-optimize.c (init_tree_optimization_passes): Add
21187 pass_mark_used_blocks.
21188 * tree-pass.h (pass_mark_used_blocks): New.
21189 * Makefile.in (tree-inline.o): Add debug.h dependency.
21191 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21193 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21194 VAR_DECLs to have weak_import attribute.
21196 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21199 2004-01-03 Steven Bosscher <stevenb@suse.de>
21201 * passes.c (rest_of_compilation): Don't run regmove if only
21202 flag_expensive_optimizations, require flag_regmove instead.
21204 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21206 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21208 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21209 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21210 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21211 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21213 2005-01-03 Richard Henderson <rth@redhat.com>
21215 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21216 (ia64_const_ok_for_letter_p): New.
21217 (ia64_const_double_ok_for_letter_p): New.
21218 (ia64_extra_constraint): New.
21219 (ia64_expand_vecint_compare): New.
21220 (ia64_expand_vcondu_v2si): New.
21221 (ia64_expand_vecint_cmov): New.
21222 (ia64_expand_vecint_minmax): New.
21223 (ia64_print_operand): Add 'v'.
21224 (ia64_preferred_reload_class): New.
21225 (ia64_vector_mode_supported_p): New.
21226 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21227 (PREFERRED_RELOAD_CLASS): Move to function.
21228 (CONST_OK_FOR_LETTER_P): Move to function.
21229 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21230 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21231 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21232 (EXTRA_CONSTRAINT): Move to function.
21233 * config/ia64/ia64.md: Include vect.md.
21234 (itanium_class): Add mmalua.
21236 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21238 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21239 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21241 (const_int_2bit_operand): New.
21242 (fr_reg_or_0_operand): New.
21243 * config/ia64/ia64-modes.def: Add vector modes.
21244 * config/ia64/ia64-protos.h: Update.
21245 * config/ia64/vect.md: New file.
21247 2005-01-03 Richard Henderson <rth@redhat.com>
21249 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21251 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21254 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21256 (log1pdf2): Change mode of operands[0,1] to DFmode.
21258 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21260 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21261 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21262 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21263 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21264 SPARC_RELAXED_ORDERING.
21266 2005-01-03 Richard Henderson <rth@redhat.com>
21267 Uros Bizjak <uros@kss-loka.si>
21270 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21271 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21272 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21274 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21275 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21276 const_pow2_1_to_128_operand): New predicates.
21278 2005-01-02 Greg McGary <greg@mcgary.org>
21280 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21282 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21283 object. [ptr_type]: Remove unused variable.
21284 Remember nearest addressable array-element or record-component
21285 when checking bitfield components. Tolerate empty BIND_EXPR.
21287 2005-01-01 Richard Henderson <rth@redhat.com>
21289 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21290 that don't narrow the value. Fail for other conversions.
21292 2005-01-01 Richard Henderson <rth@redhat.com>
21295 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21296 * c-lang.c (finish_file): Don't do it here.
21297 * objc/objc-act.c (objc_finish_file): Likewise.
21299 * cgraph.c (decl_assembler_name_equal): New.
21300 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21301 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21302 * cgraph.h (struct cgraph_varpool_node): Add next.
21303 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21304 * varasm.c (assemble_alias): Mark the target as needed.
21306 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21308 PR middle-end/19221
21309 * function.c (get_arg_pointer_save_area): Use entry_of_function
21310 instead of get_insns.
21312 2005-01-01 Roger Sayle <roger@eyesopen.com>
21313 Andrew Pinski <pinskia@physics.uc.edu>
21314 James E. Wilson <wilson@specifixinc.com>
21316 PR rtl-optimization/12092
21317 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21320 2005-01-01 Roger Sayle <roger@eyesopen.com>
21321 Olivier Hainque <hainque@act-europe.fr>
21323 * tree.c (int_fits_type_p): A narrower type always fits in a
21324 wider one, except for negative values into unsigned types.
21326 2005-01-01 Roger Sayle <roger@eyesopen.com>
21328 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21329 with the original constant rather than require TREE_OVERFLOW.
21331 2005-01-01 Steven Bosscher <stevenb@suse.de>
21333 PR middle-end/17544
21334 * c-decl.c (finish_function): If compiling C99, annotate the
21335 compiler generated return with the current file name and line 0.
21336 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21337 the source line is greater than 0.
21338 (remove_bb): Likewise.