1 2005-06-16 Jan Hubicka <jh@suse.cz>
3 * Makefile.in (cfg.o): Add new dependencies.
4 * basic-block.h (reorder_block_def): Kill
5 original/copy/duplicated/copy_number fields.
6 (BB_DUPLICATED): New flag.
7 (initialize_original_copy_tables, free_original_copy_tables,
8 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
9 * cfg.c: Include hashtab.h and alloc-pool.h
10 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
11 (htab_bb_copy_original_entry): New struct.
12 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
13 (initialize_original_copy_tables, free_original_copy_tables,
14 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
16 * cfghooks.c (duplicate_block): Update original/copy handling.
17 * cfglayout.c (fixup_reorder_chain): Likewise.
18 (cfg_layout_initialize): Initialize orignal_copy tables.
19 (cfg_layout_finalize): FInalize original_copy tables.
20 (can_copy_bbs_p): Use BB_DUPLICATED flag.
22 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
23 (duplicate_loop_to_header_edge): Likewise; update handling of
25 (loop_version): Likewise.
26 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
27 * except.c (expand_resx_expr): Check that reg->resume is not set.
28 * loop-unroll.c (unroll_loop_constant_iterations,
29 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
30 copy/original handling.
31 * loop-unwitch.c (unswitch_loop): Likewise.
32 * tree-cfg.c (create_bb): Do not initialize RBI.
33 (disband_implicit_edges): Do not kill RBI.
34 (add_phi_args_after_copy_bb): Use new original/copy mapping.
35 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
36 (tree_duplicate_sese_region): Update original/copy handling.
37 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
38 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
39 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
41 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
44 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
45 integer types whos ranges are different are not useless.
47 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
50 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
53 2005-06-15 Diego Novillo <dnovillo@redhat.com>
55 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
57 (dump_sa_points_to_info): Make extern.
58 (debug_sa_points_to_info): New.
59 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
61 (dump_sa_points_to_info): Declare.
62 (debug_sa_points_to_info): Declare.
64 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
66 * c-tree.h (default_function_array_conversion): Declare.
67 * c-typeck.c (default_function_array_conversion): Export. Correct
69 (default_conversion): Do not call
70 default_function_array_conversion. Do not allow FUNCTION_TYPE.
71 (build_function_call): Call default_function_array_conversion on
73 (convert_arguments): Do not call it on the function arguments.
74 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
75 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
77 (build_compound_expr): Do not call
78 default_function_array_conversion.
79 (build_c_cast): Do not call default_function_array_conversion.
80 (convert_for_assignment): Do not call default_conversion.
81 (digest_init): Call default_function_array_conversion to convert
82 string constants and compound literals to pointers, but not
84 (output_init_element): Likewise.
85 (build_asm_expr): Do not call default_function_array_conversion.
86 (c_process_expr_stmt): Likewise.
87 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
89 * c-parser.c (c_parser_expression_conv): New.
90 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
91 argument. All callers changed. Call
92 default_function_array_conversion if convert_p.
93 (c_parser_initializer, c_parser_initval): Call
94 default_function_array_conversion except for string constants and
96 (c_parser_initelt): Call default_function_array_conversion for
97 ObjC expression received.
98 (c_parser_statement_after_labels): Call c_parser_expression_conv
99 for return and expression statements.
100 (c_parser_paren_condition, c_parser_for_statement,
101 c_parser_conditional_expression): Call c_parser_expression_conv.
102 (c_parser_expr_no_commas, c_parser_conditional_expression,
103 c_parser_binary_expression, c_parser_cast_expression,
104 c_parser_unary_expression): Call
105 default_function_array_conversion.
107 2005-06-15 Diego Novillo <dnovillo@redhat.com>
109 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
110 when the result overflows.
112 2005-06-15 David Ung <davidu@mips.com>
114 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
117 2005-06-15 Richard Sandiford <richard@codesourcery.com>
119 * doc/invoke.texi (-mips16): Fix typo.
121 2005-06-15 David Ung <davidu@mips.com>
123 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
124 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
125 Changed expand condition to exclude generating of "and" if
126 GENERATE_MIPS16E is true.
127 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
128 matching mips16e zeb/zeh.
129 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
131 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
133 * doc/invoke.texi (MIPS Options): Add comment to -mips16
134 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
136 2005-06-15 Diego Novillo <dnovillo@redhat.com>
139 * tree-vrp.c (vrp_int_const_binop): New.
140 (extract_range_from_binary_expr): Call it.
141 Unify handling division and multiplication.
143 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
145 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
147 * c-common.c (same_scalar_type_ignoring_signedness): New.
149 * c-typeck.c (build_binary_op): Check compatability of vector
150 types. Move error report after switch.
151 Do not clobber code[01] on *_DIV_EXPR case.
153 * testsuite/gcc.dg/simd-1.c: Update error messages.
154 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
156 * testsuite/gcc.dg/simd-2.c: Update error messages.
157 * testsuite/gcc.dg/simd-4.c: New.
159 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
161 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
162 * local-alloc.c: Include "ggc.h" and "reload.h".
163 (struct equivalence): New member is_arg_equivalence.
164 (local_alloc): Always call update_equiv_regs.
165 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
166 Detect equivalences made by stores to memory in a second pass.
167 Return early if not optimizing.
168 Initialize reg_equiv_init for all equivalences; treat equivalences for
169 REG_EQUIV notes existing before this pass specially.
170 (no_equiv): Don't clear reg_equiv_init or remove notes if the
171 is_arg_equivalence field is set.
172 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
173 * reload1.c (reg_equiv_init): No longer static.
174 (reg_equiv_init_size): New variable.
175 (reload): Don't allocate reg_equiv_init; don't free it when done but
177 Restructure equivalence set up code not to set reg_equiv_init, but to
178 clear it when we can't use an equivalence.
179 Undo change disabling equivalences for MEM_READONLY_P memrefs.
180 Dump equivalencing insns to dump_file.
182 2005-06-14 Richard Sandiford <richard@codesourcery.com>
184 * config/mips/mips.c (machine_function): Add varargs_size field.
185 (mips_setup_incoming_varargs): Store the amount of extra stack space
186 there rather than in *pretend_size. When saving registers, always
187 expect virtual_incoming_args_rtx to point to the start of the
189 (mips_va_start): Remove alignment hack. Handle all
190 !EABI_FLOAT_VARARGS_P cases in the same way.
191 (compute_frame_size): Handle varargs_size. Remove the redundant
192 !TARGET_OLDABI condition in the handling of pretend_args_size.
193 (mips_initial_elimination_offset): Remove the now-redundant check
196 2005-06-14 Jeff Law <law@redhat.com>
198 * tree-vrp.c (local_fold): Remove.
199 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
200 DIV/MOD case slightly for readability.
202 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
205 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
206 rather than static objects (!) from libmudflap registration.
208 2005-06-14 Richard Sandiford <richard@codesourcery.com>
210 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
211 (var_ref): Take the option's flags as a second parameter. Check
213 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
215 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
218 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
219 unsigned index numbers.
221 2005-06-13 Geoffrey Keating <geoffk@apple.com>
223 * Makefile.in (install-man): Doesn't really depend on installdirs.
224 (various rules for installing manpages): Do depend on installdirs.
226 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
228 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
229 read_encoded_value_with_base call.
230 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
231 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
232 * unwind-dw2.c (extract_cie_info): Fix aliasing in
233 read_encoded_value call.
234 (execute_cfa_program, uw_frame_state_for): Likewise.
236 2005-06-13 Roger Sayle <roger@eyesopen.com>
238 PR rtl-optimization/22053
239 * reg-stack.c (compensate_edge): Correct mistake in the assertion
240 checking of EDGE_ABNORMAL_CALL edges; complex return values can
241 result in the top two stack slots, st(0) and st(1), being live.
243 2005-06-13 Jeff Law <law@redhat.com>
245 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
246 simplify DIV, MOD or ABS expressions using VRP information.
247 Remove WALK_DATA parameter. Prototype and all callers updated.
248 (eliminate_redundant_computations): Remove WALK_DATA parameter.
249 Prototype and all callers updated.
250 (optimize_stmt): WALK_DATA parameter is now unused.
252 * tree-vrp.c (local_fold): New function. Like fold, but
253 strips useless type conversions in the result.
254 (simplify_using_ranges): New function, largely cribbed from
255 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
256 (vrp_finalize): Call simplify_using_ranges.
258 2005-06-13 Mark Mitchell <mark@codesourcery.com>
260 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
261 assembler in 64-bit mode.
263 2005-06-13 David Edelsohn <edelsohn@gnu.org>
265 Revert scc_operand patch.
266 * config/rs6000/predicates.md (scc_operand): Delete.
267 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
269 2005-06-13 Jakub Jelinek <jakub@redhat.com>
271 * trans-expr.c (gfc_conv_function_call): Return int instead of
272 void. Use a local variable for has_alternate_specifier and
273 return it. Avoid modification of function type's return value
274 in place, since it may be shared.
275 * trans.h (has_alternate_specifier): Remove.
276 (gfc_conv_function_call): Change return type.
277 * trans-stmt.c (has_alternate_specifier): Remove.
278 (gfc_trans_call): Add a local has_alternate_specifier variable,
279 set it from gfc_conv_function_call return value.
281 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
284 * fold-const.c (split_address_to_core_and_offset): Always return
285 the address of the base object.
287 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
289 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
291 2005-06-12 Richard Henderson <rth@redhat.com>
294 * tree-complex.c (update_complex_components_on_edge): New.
295 (update_parameter_components): Use it.
296 (update_phi_components): Likewise.
297 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
299 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
301 PR tree-optimization/14796
302 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
305 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
307 * cgraphunit.c, tree-ssa-loop-ivopts.c,
308 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
309 config/sparc/sparc.c: Fix comment typos.
311 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
313 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
314 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
315 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
316 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
318 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
320 PR tree-optimization/14796
321 * fold-const.c (fold_binary): Transform (A >> C) << C into
323 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
325 2005-06-11 Geoffrey Keating <geoffk@apple.com>
327 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
328 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
330 (reg_or_sub_cint_operand): Likewise.
331 (mask_operand): Handle DImode.
332 (mask64_operand): Delete.
333 (and64_operand): Delete.
334 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
335 instead of mask64_operand.
336 (print_operand): Likewise.
337 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
338 reg_or_sub_cint_operand instead of *64_* variants.
339 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
340 instead of mask64_operand.
341 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
345 (add<mode>3): Use reg_or_add_cint_operand.
347 (sub<mode>3): Use reg_or_sub_cint_operand.
348 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
349 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
350 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
351 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
352 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
353 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
354 various unnamed patterns): New.
355 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
356 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
357 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
358 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
359 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
360 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
361 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
362 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
363 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
366 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
368 * rtl.h (to_rtx_code): Remove.
369 * machmode.h (to_machine_mode): Likewise.
370 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
372 (apply_mode_maps): Likewise.
373 (read_rtx_1): Likewise.
374 (apply_code_macro): Replace to to_rtx_code with explicit cast.
375 (check_code_macro): Likewise.
376 (read_rtx_1): Likewise.
378 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
380 * c-typeck.c (convert_for_assignment): Avoid checking
381 OPT_Wc___compat, as it is always true.
383 2005-06-11 David Edelsohn <edelsohn@gnu.org>
385 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
387 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
389 Fix PR tree-optimization/22005
390 Fix PR tree-optimization/22025
392 * tree-ssa-structalias.c (struct variable_info): Add has_union
394 (create_variable_info_for): Mark variables containing unions.
395 Don't sort the field stack if notokay is true.
396 (find_what_p_points_to): Convert variables containing unions back
397 to their SFT's if necessary.
399 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
401 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
402 is an INTEGER_CST before calling int_cst_value.
404 2005-06-10 Uros Bizjak <uros@kss-loka.si>
407 * config/i386/i386.c (ix86_function_value_regno_p): Return true
408 for FIRST_MMX_REG if TARGET_MMX.
409 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
411 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
412 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
414 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
416 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
417 and access function against chrec_dont_know.
419 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
421 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
423 (exit_phi_for_loop_p): New function.
424 (can_put_in_inner_loop): Ditto.
425 (can_convert_to_perfect_nest): Ditto.
426 (perfect_nestify): Create iv with right type.
427 Rewrite statements in correct order.
429 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
431 * tree-ssa-alias.c (new_type_alias): Use existing type
432 tag if VAR has just one in its may_aliases list.
434 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
436 * rs6000/predicates.md (scc_operand): New.
437 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
439 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
441 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
442 dependence-distance modulo VF is 0 are recorded in the
443 SAME_ALIGN_REFs VEC in each DR.
444 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
445 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
446 DR we want to peel for, is set to 0.
447 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
448 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
450 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
451 (_stmt_vec_info): Added new field same_align_refs.
452 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
454 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
456 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
458 2005-06-10 Alan Modra <amodra@bigpond.net.au>
460 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
461 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
462 * config/rs6000/rs6000.c (output_function_profiler): Obey
463 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
464 for -fPIC. Delete save_lr and substitute its value into strings.
466 2005-06-09 Dale Johannesen <dalej@apple.com>
468 * config/i386/i386.c (optimization_options): Make -fno-math-errno
469 the default on Darwin.
470 * config/rs6000/rs6000.c (optimization_options): Ditto.
471 * doc/invoke.texi (-fno-math-errno): Document.
473 2005-06-09 Dale Johannesen <dalej@apple.com>
475 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
476 Change to TARGET_INVALID_WITHIN_DOLOOP.
478 2005-06-09 David Edelsohn <edelsohn@gnu.org>
480 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
481 * config/rs6000/predicates.md (scc_eq_operand): New.
483 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
485 * config/sh/sh.md (mextr_rl): Set buffer size properly.
486 (*mextr_lr): Likewise.
488 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
491 * c.opt (Wc++-compat): New.
492 * doc/invoke.texi (-Wc++-compat): Document.
493 * c-typeck.c (convert_for_assignment): Check for implicit
494 conversion void* -> T*.
496 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
498 * machmode.h (to_machine_mode): New.
499 * rtl.h (to_rtx_code): Likewise.
500 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
501 (print_c_condition): Convert return value of htab_find().
502 (apply_code_macro): Add explicit cast when convertin to enums.
503 (apply_mode_maps): Likewise.
504 (check_code_macro): Likewise.
505 (read_rtx_1): Likewise.
507 2005-06-09 Richard Henderson <rth@redhat.com>
509 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
510 Use SCALAR_FLOAT_MODE_P.
511 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
512 (fselect): Rename from fpcmp; use %F.
515 2005-06-09 Jan Hubicka <jh@suse.cz>
517 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
518 local statics when doing unit-at-a-time.
519 (cgraph_varpool_assemble_pending_decls): Output debug info.
520 * dwarf2out.c (decls_for_scope): Skip local statics.
521 (dwarf2out_decl): Handle local statics.
522 * passes.c (rest_of_decl_compilation): Do not differentiate
523 local and global statics in unit-at-a-time.
524 * tree-inline.c (remap_decls): Put local static into
525 unexpanded_vars_list rather than introducing duplicated VAR_DECL
528 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
530 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
533 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
535 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
536 * tree-flow.h (find_what_p_points_to): Add prototype.
537 (push_fields_onto_fieldstack): Ditto.
538 (sort_fieldstack): Ditto.
539 * tree-optimize.c (init_tree_optimization_passes): Add
540 pass_build_pta and pass_del_pta.
541 * tree-pass.h (pass_build_pta): New structure.
542 (pass_del_pta): Ditto.
543 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
544 using new alias analyzer.
545 (push_fields_onto_fieldstack): Removed from here.
546 (bitpos_of_field): Ditto.
547 (fieldoff_compare): Ditto.
548 * tree-ssa-structalias.c: New file.
549 * tree-ssa-structalias.h: Ditto.
551 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
553 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
556 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
558 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
559 * config/bfin/bfin.h (enum bfin_builtins): ... here.
561 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
563 * target.h (insn_valid_within_doloop): Rename into
564 "invalid_within_doloop". Change return type to "const char *".
566 * targhooks.h (default_insn_valid_within_doloop): Rename into
567 "default_invalid_within_doloop".
568 * targhooks.c (default_insn_valid_within_doloop): Likewise.
570 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
571 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
572 "default_invalid_within_doloop".
573 * hooks.c (hook_constcharptr_rtx_null): New function.
574 (hook_bool_rtx_true): Remove.
575 * hooks.h (hook_constcharptr_rtx_null): Declare.
576 (hook_bool_rtx_true): Remove.
577 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
578 "invalid_within_doloop" and print error message if non-null.
580 * doc/tm.texi: Update documentation.
581 * config/s390/s390.c: Adjust to new hook name and new default hook.
582 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
583 into "rs6000_invalid_within_doloop".
584 (rs6000_invalid_within_doloop): Change return type to "static const
585 char *" and replace return values. Update Comment.
587 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
589 * config/bfin/bfin.opt (mlong-calls): New.
590 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
591 if TARGET_LONG_CALLS.
593 2005-06-09 Richard Henderson <rth@redhat.com>
596 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
597 (struct tree_decl): Add gimple_reg_flag.
598 * integrate.c (copy_decl_for_inlining): Copy it.
599 * gimplify.c (internal_get_tmp_var): Set it.
600 (gimplify_bind_expr): Likewise.
601 (gimplify_function_tree): Likewise.
602 (gimplify_modify_expr_complex_part): New.
603 (gimplify_modify_expr): Use it.
604 * tree-gimple.c (is_gimple_reg_type): Allow complex.
605 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
607 * tree-complex.c (complex_lattice_t): New.
608 (complex_lattice_values, complex_variable_components): New.
609 (some_nonzerop, find_lattice_value, is_complex_reg,
610 init_parameter_lattice_values, init_dont_simulate_again,
611 complex_visit_stmt, complex_visit_phi, create_components,
612 update_complex_components, update_parameter_components,
613 update_phi_components, update_all_vops, expand_complex_move): New.
614 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
616 (update_complex_assignment): Use update_complex_components;
617 handle updates of return_expr properly.
618 (expand_complex_addition): Use complex lattice values.
619 (expand_complex_multiplication): Likewise.
620 (expand_complex_division): Likewise.
621 (expand_complex_libcall): Use update_complex_components.
622 (expand_complex_comparison): Use update_stmt.
623 (expand_complex_operations_1): Use expand_complex_move, retrieve
625 (tree_lower_complex): Compute lattice values.
626 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
627 (pass_lower_complex_O0): Rename from pass_lower_complex.
628 (pass_lower_complex, gate_no_optimization): New.
629 * tree-optimize.c (init_tree_optimization_passes): Update for
630 complex pass changes.
631 * tree-pass.h (pass_lower_complex_O0): Declare.
633 2005-06-08 Dale Johannesen <dalej@apple.com>
635 * config/darwin.c (darwin_binds_local_p): New.
636 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
637 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
638 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
639 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
641 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
643 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
644 rs6000_isel, rs6000_spe, rs6000_alignment_string,
645 rs6000_sched_restricted_insns_priority_str,
646 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
648 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
650 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
651 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
652 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
653 multiplier_allowed_in_address_p, get_address_cost): Ditto.
655 2005-06-08 Richard Henderson <rth@redhat.com>
657 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
658 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
659 Emit out3 load right after alloc.
661 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
663 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
664 rs6000_explicit_options.
666 2005-06-08 Richard Henderson <rth@redhat.com>
668 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
669 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
671 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
673 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
675 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
678 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
681 * config/sparc/sparc.c (sparc_fold_builtin): New function
682 (sparc_vis_mul8x16): New function.
683 (sparc_handle_vis_mul8x16): New function.
684 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
686 2005-06-08 David Edelsohn <edelsohn@gnu.org>
688 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
690 (call_indirect_nonlocal_aix64): Same.
691 (call_value_indirect_nonlocal_aix32): Same.
692 (call_value_indirect_nonlocal_aix64): Same.
695 (eq): Use CLZ splitter for compare with zero.
697 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
699 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
700 everything larger than 8 bytes in memory.
702 * config/bfin/bfin.h (enum bfin_builtins): New.
703 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
705 (csync, ssync): New insn patterns.
706 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
708 (def_builtin): New macro.
709 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
711 From Jie Zhang <jie.zhang@analog.com>
712 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
713 behavior of the native assembler in VDSP. So change accordingly.
715 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
717 * tree-data-ref.c (compute_estimated_nb_iterations,
718 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
719 analyze_subscript_affine_affine, find_data_references_in_loop):
720 Fixed to use chrec_contains_undetermined to test the values of
721 loop->estimated_nb_iterations.
722 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
723 Compute the estimation only when loop->estimated_nb_iterations
724 has not yet been initialized.
725 (convert_step_widening, scev_probably_wraps_p): Add a call to
726 estimate_numbers_of_iterations_loop.
727 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
729 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
732 * dwarf2out.c (add_loc_descr_op_piece): Move to the
733 DWARF2_DEBUGGING_INFO section.
735 2005-06-08 Richard Henderson <rth@redhat.com>
738 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
740 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
743 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
744 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
745 (TARGET_ASM_OUT): Add it.
746 * doc/tm.texi (Debugging Info): Document it.
747 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
748 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
749 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
750 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
751 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
752 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
753 (gen_inlined_tls_plt): Remove unused variable MEM.
754 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
755 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
756 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
757 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
759 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
760 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
761 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
762 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
764 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
765 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
766 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
767 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
769 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
770 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
771 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
772 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
774 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
775 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
776 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
777 (TARGET_GNU_TLS): Define to 1.
778 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
779 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
781 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
782 if TARGET_GNU_TLS only.
783 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
785 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
786 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
788 2005-06-07 Dale Johannesen <dalej@apple.com>
790 * config/i386/i386.md (movqi_1): Fix case where source
791 is memory and destination EDI.
793 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
795 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
797 2005-06-07 Eric Christopher <echristo@redhat.com>
799 * system.h: Poison EXTRA_CC_MODES.
800 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
801 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
802 * doc/md.texi (Jump Patterns): Replace reference to
803 EXTRA_CC_MODES with machine-modes.def.
804 * doc/rtl.texi (Machine Modes): Ditto.
806 2005-06-07 Richard Henderson <rth@redhat.com>
808 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
809 (assemble_start_function): Fix strcmp confusion.
811 2005-06-07 Uros Bizjak <uros@kss-loka.si>
813 * config/i386/i386.h (enum ix86_entity): New.
814 (enum ix86_stack_slot): New.
815 (OPTIMIZE_MODE_SWITCHING): Redefine to use
816 ix86_optimize_mode_switching[] array.
817 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
818 (MODE_NEEDED): Use ix86_mode_needed() function.
819 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
821 (struct machine_function): Use optimize_mode_switching[] array.
823 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
824 (ix86_mode_needed): New function.
825 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
826 correct stack positions for stored control words.
827 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
828 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
830 [IX86_BUILTIN_STMXCSR]: Same.
832 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
833 (emit_i387_cw_initialization): Change prototype.
834 (ix86_mode_needed): New prototype.
836 * config/i386/i386.md (i387_cw attribute): Change order of elements.
837 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
838 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
839 (*fist<mode>2_ceil_1): Change constant in call to
840 assign_386_stack_local to SLOT_TEMP.
841 (*fix_trunc<mode>_i387_1): Change constant in call to
842 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
843 Use new ix86_optimize_mode_switching[] array.
844 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
845 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
846 Use new ix86_optimize_mode_switching[] array.
847 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
848 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
849 Use new ix86_optimize_mode_switching[] array.
850 (frndintxf2_trunc): Change constants in call to
851 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
852 Use new ix86_optimize_mode_switching[] array.
853 (frndintxf2_mask_pm): Change constants in call to
854 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
855 Use new ix86_optimize_mode_switching[] array.
857 (define_peephole2): Change constant from 17 to FLAGS_REG;
859 2005-06-07 Richard Henderson <rth@redhat.com>
862 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
864 2005-06-07 Dale Johannesen <dalej@apple.com>
866 * tree-nested.c (finalize_nesting_tree_1): Disable
867 warn_padded around layout_type call.
869 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
871 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
874 2005-06-07 Eric Christopher <echristo@redhat.com>
876 * config/mips/predicates.md: Revert previous patch.
878 2005-06-07 Jakub Jelinek <jakub@redhat.com>
881 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
884 2005-06-07 Diego Novillo <dnovillo@redhat.com>
886 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
887 (thread_stats): New local variable.
888 (redirect_edges): Increment count of threaded edges.
889 (thread_through_all_blocks): Initialize thread_stats.
890 Display number of threaded jumps if TDF_STATS is enabled.
892 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
894 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
895 the current bit index with no modulo.
897 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
899 PR 18403 and meta PR 21861.
900 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
901 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
902 (evolution_function_is_invariant_rec_p,
903 evolution_function_is_invariant_p): New.
904 (chrec_convert): Use an extra parameter AT_STMT for refining the
905 information that is passed down to convert_step. Integrate the
906 code that was in count_ev_in_wider_type.
907 * tree-chrec.h (count_ev_in_wider_type): Removed.
908 (chrec_convert): Modify its declaration.
909 (evolution_function_is_invariant_p): Declared.
910 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
911 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
912 (scev_probably_wraps_p): Declared.
913 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
914 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
915 Use an extra parameter AT_STMT for refining the information that is
916 passed down to convert_step.
917 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
918 analyze_scalar_evolution_1): Initialize AT_STMT with the current
920 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
921 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
922 can_count_iv_in_wider_type to use convert_step.
923 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
924 code that is independent of the loop over the known iteration
925 bounds to convert_step_widening, the rest is moved to
926 proved_non_wrapping_p.
927 (scev_probably_wraps_p): New.
928 (can_count_iv_in_wider_type): Renamed convert_step.
929 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
930 Use scev_probably_wraps_p for computing init_is_max.
931 (vrp_visit_assignment): Pass the current analyzed statement to
932 adjust_range_with_scev.
933 (execute_vrp): Call estimate_numbers_of_iterations for refining the
934 information provided by scev analyzer.
936 2005-06-07 Eric Christopher <echristo@redhat.com>
938 * config/mips/predicates.md (sleu_operand): Use
939 IN_RANGE to specify range of operand.
941 2005-06-07 Steven Bosscher <stevenb@suse.de>
943 PR tree-optimization/21847
944 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
945 -fnon-call-exceptions, also mark statements inherently
946 necessary if they may throw.
948 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
950 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
951 ("type"): Add "sem" to 'type' attribute.
952 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
953 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
954 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
955 "*sync_compare_and_swap_ccsi"): New patterns.
956 * config/s390/2064.md: ("z_sem"): New insn_reservation.
957 * config/s390/2084.md: ("x_sem"): New insn_reservation.
958 * config/s390/s390.c: (s390_compare_emitted): New global variable.
959 (s390_emit_compare): Do not emit comparison again after cas.
960 * config/s390/s390.h (s390_compare_emitted): Declare.
962 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
964 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
965 sbitmap_iter_cond, sbitmap_iter_next): New.
966 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
967 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
968 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
969 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
971 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
973 * tree-ssa-address.c: New file.
974 * Makefile.in (tree-ssa-address.o): Add.
975 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
976 INDIRECT_REFs. Handle TARGET_MEM_REFs.
977 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
978 * tree-flow.h (struct mem_address): New.
979 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
980 (create_mem_ref, addr_for_mem_ref, get_address_description,
981 maybe_fold_tmr, multiplier_allowed_in_address_p,
982 multiply_by_cost): Declare.
983 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
984 * tree-pretty-print.c (dump_generic_node): Ditto.
985 * tree-ssa-loop-im.c (for_each_index): Ditto.
986 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
987 find_interesting_uses_address): Ditto.
988 (rewrite_address_base, build_addr_strip_iref): Removed.
989 (struct affine_tree_combination): Moved to tree-flow.h.
990 (get_ref_tag, copy_ref_info): New functions.
991 (rewrite_use_address): Produce TARGET_MEM_REFs.
992 (tree_ssa_iv_optimize): Do not call update_ssa
993 and rewrite_into_loop_closed_ssa.
994 (tree_to_aff_combination): Use build_fold_addr_expr instead of
995 build_addr_strip_iref.
996 (unshare_aff_combination): New function.
997 (fold_affine_sum): Removed.
998 (get_computation_at): Use get_computation_aff. Unshare the result.
999 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1000 (multiply_by_cost): Exported.
1001 (get_address_cost): Use multiplier_allowed_in_address_p.
1002 * tree-ssa-operands.c (get_tmr_operands): New function.
1003 (get_expr_operands): Handle TARGET_MEM_REFs.
1004 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1005 (build): Handle 7 arguments.
1006 (build7_stat): New function.
1007 * tree.def (TARGET_MEM_DEF): New.
1008 * tree.h (REF_ORIGINAL): Removed.
1009 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1010 TMR_TAG, build7): New macros.
1011 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1012 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1013 * doc/c-tree.texi: Document TARGET_MEM_REF.
1014 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1016 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1019 * dwarf2out.c (add_loc_descr_op_piece): New function.
1020 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1021 loc_descriptor): Use it.
1022 * var-tracking.c: Include regs.h and expr.h.
1023 (emit_note_insn_var_location): Skip over pieces where offset
1024 is smaller than previous offset plus previous piece mode size.
1025 Optimize adjacent hard registers or memory locations.
1026 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1028 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1030 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1032 * gimplify.c (gimplify_cond_expr): No need to fix up the
1035 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1037 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1040 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1042 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1043 'stwux' instructions that are considered to be stack decrements.
1045 * rtlanal.c (subreg_offset_representable_p): Handle objects
1048 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1050 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1051 in call to pre_edge_lcm.
1053 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1055 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1056 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1057 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1059 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1060 dwarf register number for SHmedia.
1061 (shmedia_fallback_frame_state): New.
1062 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1064 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1066 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1068 * c-lex.c (lex_string): Use XOBFINISH.
1069 * collect2.c (extract_string, dump_file): Likewise.
1070 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1071 * gcc.c (init_spec, build_search_list, convert_filename,
1072 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1073 * genpreds.c (write_predicate_subfunction): Likewise.
1074 * genflags.c (main): Likewise.
1075 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1076 join_c_conditions, read_quoted_string, read_braced_string,
1077 read_rtx_1): Likewise.
1078 * stringpool.c (ggc_alloc_string): Likewise.
1079 * tlink.c (obstack_fgets, recompile_files): Likewise.
1081 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1083 * intl.h (G_): New macro.
1084 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1085 instead of msgid for argument name.
1086 * tree-ssa.c (warn_uninit): Likewise.
1087 * c-parser.c (c_parser_error): Likewise.
1088 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1089 * config/darwin-c.c (BAD): Likewise.
1090 * config/c4x/c4x-c.c (BAD): Likewise.
1091 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1092 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1093 * c-common.c (c_parse_error): Likewise.
1094 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1095 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1097 (fnotice): Use cmsgid instead of msgid for argument name.
1098 * gcov.c (fnotice): Likewise.
1099 * protoize.c (notice): Likewise.
1100 * final.c (output_operand_lossage): Likewise.
1101 * gcc.c (fatal, notice): Likewise.
1102 (error): Use gmsgid instead of msgid for argument name.
1103 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1104 of msgid for argument name.
1105 (error): Use gmsgid instead of msgid for argument name.
1106 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1108 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1109 * tree-inline.c (inline_forbidden_p_1): Likewise.
1110 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1111 conventions for marking translations.
1112 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1114 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1117 * fold-const.c (operand_equal_p): Don't return 1, if element
1118 chains for 2 VECTOR_CSTs are not the same length.
1121 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1122 not all VECTOR_CST elements are given.
1124 * combine.c (try_combine): Use hard_regno_nregs array instead of
1125 HARD_REGNO_NREGS macro.
1126 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1127 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1128 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1130 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1132 * tree-ssa-reassoc.o: New.
1133 (OBJS-common): Add tree-ssa-reassoc.o
1134 * timevar.def: Add TV_TREE_REASSOC
1135 * tree-optimize.c (pass_reassoc): Add call.
1136 * tree-pass.h (pass_reassoc): Add.
1137 * tree-ssa-reassoc.c: New file.
1139 2005-06-06 Eric Christopher <echristo@redhat.com>
1142 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1144 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1146 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1147 HAVE_GAS_MAX_SKIP_P2ALIGN.
1148 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1150 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1152 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1153 getopt.h dependency.
1154 (mips-tdump.o): Likewise.
1156 2005-06-06 Jan Hubicka <jh@suse.cz>
1158 * predict.c (tree_predict_edge): Don't drop useless predictions;
1159 check that it is not called too late in the game.
1160 (gate_estimate_probability): New gate.
1161 (pass_profile): Gate.
1162 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1163 predictions; update CFG instead.
1164 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1166 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1168 * config.gcc (bfin*-uclinux*): New.
1169 * config/bfin/uclinux.h: New file.
1171 2005-06-06 Ben Elliston <bje@au.ibm.com>
1173 * doc/md.texi (Insn Splitting): Fix some wording.
1175 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1177 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1178 (rs6000_emit_swdivdf): New function.
1179 * config/rs6000/rs6000.md (fres): New pattern.
1180 (divsf3): Add approximation through rs6000_emit_swdivsf.
1181 (fred): New pattern.
1182 (divdf3): Add approximation through rs6000_emit_swdivdf.
1183 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1184 (rs6000_emit_swdivdf): Declare.
1185 * config/rs6000/rs6000.opt (mswdiv): New option.
1186 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1188 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1190 PR tree-optimization/21846
1191 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1192 * tree-flow.h (substitute_in_loop_info): Declare.
1193 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1194 Ensure that chrec_dont_know and chrec_known have a type.
1195 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1197 2005-06-05 Steven Bosscher <stevenb@suse.de>
1199 * config/i386/i386.c (x86_use_loop): Remove.
1200 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1201 (TARGET_USE_LOOP): Remove.
1202 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1203 Also remove related define_splits.
1205 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1207 * tree-flow.h (stmt_ann_d): Move aux to ...
1208 (tree_ann_common_d): ... here.
1209 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1210 move_computations_stmt, schedule_sm): Update references to
1212 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1213 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1214 call to set_stmt_info.
1215 (vect_transform_loop): Likewise.
1216 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1219 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1221 (vect_mark_relevant): Takes two additional arguments - live_p and
1222 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1223 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1224 relevant stmt. Return two values = live_p and relevant_p.
1225 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1226 vect_stmt_relevant_p with additional arguments. Phis are no longer
1227 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1228 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1229 stmt that is marked as irrelevant and live, cause it's only used out
1230 side the loop, may need to be vectorized (e.g. reduction).
1231 (vect_analyze_operations): Examine phis. Call
1232 vectorizable_live_operation for for LIVE_P stmts. Check if
1234 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1235 vectorization - just classify the scalar cycles created by the loop
1236 phis. Call vect_is_simple_reduction.
1237 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1238 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1239 call to set_stmt_info.
1240 (vect_get_vec_def_for_operand): Code reorganized - the code that
1241 classifies the type of use was factored out to vect_is_simple_use.
1242 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1243 additional arguments.
1244 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1245 and computes a loop_vec_def.
1246 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1248 (vectorizable_live_operation): New.
1249 (vect_transform_stmt): Handle LIVE_P stmts.
1250 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1251 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1252 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1253 (vect_is_simple_use): Determine the type of the def and return it
1254 in a new function argument. Consider vect_reduction_def and
1255 vect_induction_def, but for now these are not supported.
1256 (vect_is_simple_reduction): New. Empty for now.
1257 * tree-vectorizer.h (vect_def_type): New enum type.
1258 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1259 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1260 (vect_is_simple_use): New arguments added to function declaration.
1261 (vect_is_simple_reduction): New function declaration.
1262 (vectorizable_live_operation): New function declaration.
1264 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1265 (vect_can_advance_ivs_p): Likewise.
1266 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1268 2005-06-05 Eric Christopher <echristo@redhat.com>
1270 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1272 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1275 * config/mmix/mmix.md ("*movdicc_real_foldable")
1276 ("*movdfcc_real_foldable", "*bCC_foldable")
1277 ("*bCC_inverted_foldable"): Specify DImode for register being
1280 2005-06-04 Roger Sayle <roger@eyesopen.com>
1282 * reg-stack.c (struct block_info_def): Correct grammar typo.
1283 (compensate_edge): Clean-up. Perform as little work as possible
1284 when src and dest stacks match. Avoid modifying block_info.
1285 Reorder and simplify assertion checks. Avoid unnecessary copying
1286 of regstack structure.
1287 (convert_regs_1): Set the done flag here...
1288 (convert_regs_2): ... instead of here.
1290 2005-06-04 Dale Johannesen <dalej@apple.com>
1292 * config/rs6000/rs6000.c (no_global_regs_above): New.
1293 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1294 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1295 (rs6000_conditional_register_usage): Don't put Darwin PIC
1296 register in global_regs.
1297 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1299 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1300 if not done by lr_save_p.
1301 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1302 Use rotate instead of ashift.
1303 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1304 (call_value_indirect_nonlocal_sysv): Ditto.
1306 2005-06-04 Jan Hubicka <jh@suse.cz>
1308 * cgraphunit.c (cgraph_reset_node): Break out from ...
1309 (cgraph_finalize_function): ... here.
1310 (cgraph_finalize_compilation_unit): Reset nodes where backend
1313 2005-06-04 Richard Henderson <rth@redhat.com>
1316 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1317 until we've passed initial ldgp.
1319 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1321 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1322 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1323 * expr.c (expand_var): Ditto.
1324 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1325 * gimplify.c (gimplify_decl_expr): Ditto.
1326 (gimplify_expr): Ditto.
1327 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1328 * tree.c (value_expr_for_decl): New.
1329 (print_value_expr_statistics): New.
1330 (init_ttree): Init value_expr_for_decl.
1331 (decl_value_expr_lookup): New.
1332 (decl_value_expr_insert): Ditto.
1333 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1334 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1335 (SET_DECL_VALUE_EXPR): New.
1336 (DECL_HAS_VALUE_EXPR_P): New.
1338 2005-06-04 Steven Bosscher <stevenb@suse.de>
1340 * lcm.c: Move all mode-switching related functions from here...
1341 * mode-switching.c: ...to this new file.
1342 * doc/passes.texi: Update accordingly.
1344 * basic-block.h (label_value_list): Remove extern decl.
1345 * cfgrtl.c (label_value_list): Remove.
1346 (can_delete_label_p): Don't look at it.
1347 * cfgcleanup.c (cleanup_cfg): Don't free it.
1349 * common.opt: Don't refer to non-existing flag_alias_check.
1351 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1353 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1355 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1357 * function.c (prologue, epilogue, sibcall_epilogue): Change
1358 their types to VEC(int,heap)*.
1359 (free_after_compilation): Free the three vectors above.
1360 (init_function_for_compilation, record_insns, contains,
1361 prologue_epilogue_contains, sibcall_epilogue_contains,
1362 reposition_prologue_and_epilogue_notes): Use VEC instead of
1363 VARRAY. (init_function_once): Remove.
1364 * function.h: Remove the prototype for init_function_once.
1365 * toplev.c (backend_init): Don't call init_function_once.
1367 2005-06-04 Jan Hubicka <jh@suse.cz>
1369 * predict.c (tree_predict_edge): Do not predict entry edge and
1370 single succestor edge.
1372 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1375 * c-typeck.c (push_init_level): Don't pop levels without braces if
1378 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1380 * tree-data-ref.c (compute_self_dependence): New function.
1381 (compute_all_dependences): Use it.
1383 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1385 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1386 (c_parser_expr_list): Don't use chainon().
1388 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1389 when -isysroot passed.
1391 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1394 * c-decl.c (start_function): Restore label_context_stack_se and
1395 label_context_stack_vm if returning with an error.
1397 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1399 * configure.ac: Check declaration for asprintf, needed by
1401 * configure: Regenerate.
1402 * config.in: Likewise.
1404 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1406 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1407 allocate info array.
1408 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1409 range to varying in cast expressions that change
1412 2005-06-03 Eric Christopher <echristo@redhat.com>
1414 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1417 2005-06-03 Jan Hubicka <jh@suse.cz>
1419 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1420 * cfg.c (remove_edge): Use it.
1421 * predict.c (remove_predictions_associated_with_edge): New function.
1423 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1425 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1426 Clear call_realy_used_regs[r2] when ABI_AIX.
1428 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1431 * fold-const.c (fold_binary): Fix type mismatches in folding
1434 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1436 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1439 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1441 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1443 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1445 * reload1.c (reload): Revert my previous patch.
1447 2005-06-03 Nick Clifton <nickc@redhat.com>
1449 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1452 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1454 PR tree-optimization/21849
1455 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1457 2005-06-02 Richard Henderson <rth@redhat.com>
1459 * Makefile.in (tree-vect-generic.o): New.
1460 (OBJS-common, GTFILES, s-gtype): Add it.
1461 * tree-complex.c (build_replicated_const, vector_inner_type,
1462 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1463 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1464 do_negate, expand_vector_piecewise, expand_vector_parallel,
1465 expand_vector_addition, expand_vector_operation,
1466 type_for_widest_vector_mode, expand_vector_operations_1,
1467 gate_expand_vector_operations, expand_vector_operations,
1468 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1469 (tree_lower_complex): Rename from tree_lower_operations.
1470 (pass_lower_complex): Rename from pass_pre_expand.
1471 * tree-vect-generic.c: New file.
1472 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1473 (pass_lower_vector): New.
1474 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1476 2005-06-02 Richard Henderson <rth@redhat.com>
1478 * modulo-sched.c (doloop_register_get): Protect against
1479 doloop_end not defined.
1481 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1483 * config/sh/sh.c (general_movsrc_operand,
1484 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1485 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1486 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1487 xor_operand, cmp_operand, logical_operand, and_operand,
1488 fpscr_operand, fpul_operand, symbol_ref_operand,
1489 commutative_float_operator, noncommutative_float_operator,
1490 unary_float_operator, binary_float_operator,
1491 binary_logical_operator, equality_comparison_operator,
1492 greater_comparison_operator, less_comparison_operator,
1493 shift_operator, logical_operator, target_reg_operand,
1494 target_operand, mextr_bit_offset, extend_reg_operand,
1495 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1496 general_extend_operand, ua_address_operand,
1497 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1498 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1499 shift_count_reg_operand, shift_count_operand,
1500 unaligned_load_operand): Move to ...
1501 * config/sh/predicates.md: ... here.
1502 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1505 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1507 * tree.c (build_common_builtin_nodes): Fix the return type on
1510 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1512 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1513 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1514 (strip_offset_1): Likewise.
1515 (tree_to_aff_combination): Likewise.
1517 2005-06-02 DJ Delorie <dj@redhat.com>
1519 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1522 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1524 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1525 binary operations with the correct types.
1526 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1527 for all computation.
1529 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1531 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1532 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1534 * doc/install.texi: Fix a typo.
1536 2005-06-02 Jan Hubicka <jh@suse.cz>
1538 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1539 inline functions are not local.
1541 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1543 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1545 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1548 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1550 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1553 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1555 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1557 (s390_dump_pool): Likewise.
1558 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1559 (s390_chunkify_start): Likewise.
1560 (s390_dump_execute): Remove.
1561 (s390_reorg): Handle out-of-pool execute templates.
1563 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1565 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1568 2005-06-02 Jan Hubicka <jh@suse.cz>
1570 * cgraph.c (cgraph_node): Maintain master clones.
1571 (cgraph_remove_node): Likewise.
1572 (availability_names): New static variable.
1573 (dump_cgraph_node): Dump availability.
1574 (dump_cgraph_varpool_node): Likewise.
1575 (cgraph_is_master_clone, cgraph_master_clone,
1576 cgraph_function_body_availability,
1577 cgraph_variable_initializer_availability): New functions.
1578 * cgraph.h (availability): New enum.
1579 (struct cgraph_node): Add master_clone.
1580 (cgraph_is_master_clone, cgraph_master_clone,
1581 cgraph_function_body_availability,
1582 cgraph_variable_initializer_availability): Declare.
1583 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1584 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1585 * ipa-inline.c (cgraph_decide_inlining): Do not call
1586 cgraph_remove_unreachable_nodes.
1588 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1591 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1594 * tree-vrp.c (nonnull_arg_p): New.
1595 (get_value_range): Call it.
1597 2005-06-02 Eric Christopher <echristo@redhat.com>
1599 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1601 (mips_rtx_cost_data): New datatype.
1602 (MEMORY_MOVE_COST): Use data from structure.
1603 (BRANCH_COST): Ditto.
1604 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1605 * config/mips/mips.md (cpu): Rework for processor_type changes.
1606 * config/mips/mips.c (mips_cost): New variable.
1607 (DEFAULT_COSTS): Define.
1608 (mips_rtx_cost_data): New.
1609 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1610 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1611 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1612 (override_options): Set cost data.
1613 (mips_register_move_cost): Formatting changes.
1614 (bdesc_arrays): Use PROCESSOR_MAX.
1615 (mips_init_builtins): Ditto.
1617 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1620 * doc/invoke.texi: Document -ftree-vrp.
1622 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1624 PR tree-optimization/21734
1625 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1626 phi_result when current_def is not available.
1627 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1630 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1633 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1635 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1637 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1639 2005-06-02 Jan Hubicka <jh@suse.cz>
1641 * cgraph.c (dump_cgraph_node): Print new flags.
1642 (dump_cgraph_varpool_node): Likewise.
1643 (decide_variable_is_needed): Initialize externally_visible flag.
1644 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1645 (cgraph_varpool_node): Likewise.
1646 (cgraph_function_flags_ready): Declare.
1647 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1648 (cgraph_function_and_variable_visibility) ... this one; handle
1649 externally_visible flags.
1650 (decide_is_function_needed): Set externally_visible flag.
1651 (cgraph_finalize_function): Deal properly with early cleanups.
1652 (cgraph_optimize): Update call of
1653 cgraph_function_and_variable_visibility.
1655 2005-06-02 Steven Bosscher <stevenb@suse.de>
1656 Mostafa Hagog <mustafa@il.ibm.com>
1658 * cfgloop.h (doloop_condition_get): Make external.
1659 * loop-doloop.c (doloop_condition_get): Generalize to make it
1660 usable in modulo-sched.c.
1661 * modulo-sched.c (doloop_register_get): Use
1662 doloop_condition_get instead of duplicating it.
1664 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1666 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1667 the correct set of init_insns that need deletion.
1668 * local-alloc.c (update_equiv_regs): When substituting sole definition
1669 into sole use of a reg, delete it from liveness information.
1671 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1673 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1675 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1677 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1678 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1679 * fold-const.c (invert_tree_comparison): Make extern.
1680 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1681 (struct value_range_def): Limewise.
1682 (get_value_range): Remove.
1683 (dump_value_range): Remove.
1684 (dump_all_value_ranges): Remove.
1685 (debug_all_value_ranges): Remove.
1686 (vrp_evaluate_conditional): Declare.
1687 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1689 (substitute_and_fold): Add argument use_ranges_p.
1691 If use_ranges_p is true, call fold_predicate_in to fold
1692 predicates using range information.
1693 Ignore ASSERT_EXPRs.
1694 Change debugging output to only show statements that have been
1696 (replace_phi_args_in): Move debugging output code from
1697 substitute and fold.
1698 (fold_predicate_in): New local function.
1699 * tree-ssa-propagate.h (enum value_range_type): Move from
1701 (struct value_range_d): Likewise.
1703 (value_range_t): Rename from value_range.
1704 * tree-vrp.c (found_in_subgraph): Rename from found.
1705 (get_opposite_operand): Remove.
1706 (struct assert_locus_d): Declare.
1707 (assert_locus_t): Declare.
1708 (need_assert_for): Declare.
1709 (asserts_for): Declare.
1710 (blocks_visited): Declare.
1711 (vr_value): Declare.
1712 (set_value_range): Add argument 'equiv'.
1713 Don't drop to VARYING ranges that cover all values in the
1715 Make deep copy of equivalence set 'equiv'.
1716 (copy_value_range): New local function.
1717 (set_value_range_to_undefined): New local function.
1718 (compare_values): Return -2 if either value has overflowed.
1719 (range_includes_zero_p): New local function.
1720 (extract_range_from_assert): Flip the predicate code if the
1721 name being asserted is on the RHS of the predicate.
1722 Avoid creating unnecessary symbolic ranges if the comparison
1723 includes another name with a known numeric range.
1724 Update the equivalnce set of the new range when asserting
1726 (extract_range_from_ssa_name): Update the equivalence set of
1727 the new range with VAR.
1728 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1729 If -fwrapv is used, set the resulting range to VARYING if the
1730 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1731 TYPE_MAX_VALUE to represent -INF and +INF.
1732 Fix handling of *_DIV_EXPR.
1733 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1734 ABS_EXPR properly by switching the range around if necessary.
1735 (extract_range_from_comparison): New local function.
1736 (extract_range_from_expr): Call it.
1737 (adjust_range_with_scev): Do not adjust the range if using
1738 wrapping arithmetic (-fwrapv).
1739 (dump_value_range): Also show equivalence set.
1740 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1741 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1742 (infer_value_range): Change return value to bool.
1743 Add arguments 'comp_code_p' and 'val_p'.
1744 Do not attempt to infer ranges from statements that may throw.
1745 Store the comparison code in comp_code_p.
1746 Store the other operand to be used in the predicate in val_p.
1747 (dump_asserts_for): New.
1748 (debug_asserts_for): New.
1749 (dump_all_asserts): New.
1750 (debug_all_asserts): New.
1751 (register_new_assert_for): New.
1752 (register_edge_assert_for): New.
1753 (find_conditional_asserts): New.
1754 (find_assert_locations): New.
1755 (process_assert_insertions_for): New.
1756 (process_assert_insertions): New.
1757 (insert_range_assertions): Initialize found_in_subgraph,
1758 blocks_visited, need_assert_for and asserts_for.
1759 Call find_assert_locations and process_assert_insertions.
1760 (remove_range_assertions): Add more documentation.
1761 (vrp_initialize): Change return type to void.
1762 Do not try to guess if running VRP is worth it.
1763 (compare_name_with_value): New.
1764 (compare_names): New.
1765 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1766 use_equiv_p is true, call compare_names and
1767 compare_name_with_value to compare all the ranges for every
1768 name in the equivalence set of the predicate operands.
1770 (vrp_meet): Try harder not to derive a VARYING range.
1771 If two values meet, the resulting equivalence set is the
1772 intersection of the two equivalence sets.
1773 (vrp_visit_phi_node): Call copy_value_range to get the current
1774 range information of the LHS.
1775 (vrp_finalize): Create a value vector representing all the
1776 names that ended up with exactly one value in their range.
1777 Call substitute_and_fold.
1778 (execute_vrp): Document equivalence sets in ranges.
1779 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1780 (struct tree_ssa_name): Remove field value_range.
1781 (invert_tree_comparison): Declare.
1783 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1785 Fix PR tree-optimization/21839
1787 * gimplify.c (zero_sized_field_decl): New function.
1788 (gimplify_init_ctor_eval): Use it.
1790 2005-06-01 Josh Conner <jconner@apple.com>
1793 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1794 to read-only memory if it's sparse.
1796 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1798 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1799 Add documentation for REG_SETJMP
1801 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1803 * stmt.c (expand_case): Use build_int_cst.
1804 (node_has_low_bound): Likewise, and correct type mismatch.
1805 (node_has_high_bound): Likewise.
1806 * fold-const.c (fold_binary): Ensure we build trees
1807 with the correct types - undo what STRIP_NOPS possibly did.
1809 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1811 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1812 * fold-const.c (fold_indirect_ref_1): No longer static.
1813 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1814 folding, if possible.
1816 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1818 * common.opt (fjump-tables): New.
1819 * doc/invoke.texi (-fno-jump-tables): Document.
1820 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1823 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1825 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1826 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1827 (sunlt, sunle): Enable patterns on VFP.
1829 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1830 f_stored, f_flag, f_cvt.
1831 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1832 Include arm1020e.md.
1833 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1834 the ds and fmac pipelines. Re-work all load and store patterns and
1835 all conversion patterns to use new attributes. Adjust reservation
1836 descriptions accordingly.
1837 * arm1020e.md: New file.
1838 * t-arm: Add dependency.
1840 2005-06-01 Jan Hubicka <jh@suse.cz>
1842 * except.c (struct eh_region): Kill unused fields.
1843 * basic-block.h (struct basic_block_def): Likewise.
1845 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1847 PR rtl-optimization/21767
1848 * rtl.h (function_invariant_p): Re-add declaration.
1849 * reload1.c (function_invariant_p): No longer static.
1850 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1851 might have become invalid.
1853 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1857 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1858 on variable sizes types if a decl is a pointer to a VLA.
1859 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1860 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1863 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1865 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1866 _mm_set_ps, _mm_setr_ps): Add __extension__.
1867 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1868 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1869 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1871 (_mm_clflush): Don't use return in void function.
1873 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1874 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1875 Use __inline instead of inline.
1877 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1879 * fold-const.c (fold_binary): Fix types in strlen vs.
1880 zero comparison folding.
1882 2005-06-01 Richard Henderson <rth@redhat.com>
1884 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1885 * config.in, configure: Rebuild.
1886 * config/alpha/alpha.c (print_operand): Add 'j'.
1887 * alpha.md (divmodsi_internal_er_1): Use it.
1888 (divmoddi_internal_er_1): Likewise.
1890 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1892 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1893 * opts.h (print_filtered_help): Delete.
1894 * opts.c (handle_option, decode_options): Remove calls to
1896 (print_target_help): New function.
1897 (common_option, print_help): Call print_target_help instead of
1898 display_target_options.
1899 (print_filtered_help): Make static.
1900 * toplev.h (display_target_options, set_target_switch): Delete.
1901 * toplev.c (target_switches, target_options, display_target_options)
1902 (set_target_switch): Delete.
1903 (print_switch_values): Remove handling of TARGET_SWITCHES and
1905 (default_get_pch_validity): Likewise. Only treat target_flags
1906 specially if targetm.check_pch_target_flags is nonnull.
1907 (pch_option_mismatch): New function.
1908 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1909 and TARGET_OPTIONS. Only treat target_flags specially if
1910 targetm.check_pch_target_flags is nonnull.
1911 * config/ia64/ia64.c (ia64_override_options): Don't mention
1912 TARGET_OPTIONS in comment.
1913 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1914 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1915 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1916 interaction with TARGET_SWITCHES.
1917 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1919 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1921 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1923 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1924 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1925 (cut2_workaround_str): Delete.
1926 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1927 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1928 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1929 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1930 (mgettrcost=, multcost=): New options.
1932 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1934 * opts.h (cl_option_state): New structure.
1935 (get_option_state): Declare.
1936 * opts.c (get_option_state): New function.
1937 * toplev.c (option_affects_pch_p): New function.
1938 (default_get_pch_validity): Store the state of all options for which
1939 option_affects_pch_p returns true.
1940 (default_pch_valid_p): Check the state of those options here.
1941 Only check target_flags separately if targetm.check_pch_target_Flags
1942 is nonnull or if TARGET_SWITCHES is defined.
1944 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1946 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1949 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1951 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1953 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1955 * gcse.c (compute_transp, load_killed_in_block): Use
1958 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1961 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1963 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1965 * errors.h (warning, error, fatal, internal_error): Add printf
1967 * genmodes.c (make_vector_mode): Fix format arguments.
1969 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1971 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1972 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1973 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1974 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1975 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1976 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1977 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1978 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1979 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1980 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1981 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1982 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1983 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1984 errors.h and include toplev.h if necessary.
1986 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1987 errors.h otherwise include toplev.h.
1989 * Makefile.in: Update dependencies.
1991 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1993 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1995 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1997 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1998 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1999 be complemented for big-endian. Mask for AND must be rotated,
2000 not shifted. Handle short operands with NOT on the memory
2003 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2005 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2006 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2007 * dwarf2out.c (dwarf2out_var_location): Ditto.
2008 * toplev.c (default_tree_printer): Ditto.
2009 * tree-outof-ssa.c (create_temp): Ditto.
2010 * tree-sra.c (instantiate_element): Ditto.
2011 * var-tracking.c (track_expr_p): Ditto.
2012 * tree.c (struct tree_map): New structure.
2013 (debug_expr_for_decl): New.
2014 (tree_map_eq): New function.
2015 (tree_map_hash): Ditto.
2016 (tree_map_marked_p): Ditto.
2017 (print_debug_expr_statistics): Ditto.
2018 (decl_debug_expr_lookup): Ditto.
2019 (decl_debug_expr_insert): Ditto.
2020 (dump_tree_statistics): Dump debug_expr hashtable stats.
2021 * tree.h (DECL_DEBUG_EXPR): Change
2022 (SET_DECL_DEBUG_EXPR): Add.
2024 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2026 * configure.ac: Add --enable-secureplt.
2027 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2028 * config.in: Regenerate.
2029 * configure: Regenerate.
2030 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2031 rs6000/secureplt.h to tm_file when enable_secureplt.
2032 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2033 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2034 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2035 * config/rs6000/secureplt.h: New file.
2036 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2037 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2039 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2040 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2041 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2042 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2043 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2044 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2045 TARGET_SECURE_PLT got register load sequence.
2046 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2048 (rs6000_elf_declare_function_name): Don't emit toc address offset
2049 word when TARGET_SECURE_PLT.
2050 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2051 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2052 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2053 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2055 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2056 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2058 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2059 (__trampoline_setup): Likewise. Init r30 before plt call.
2061 2005-05-31 DJ Delorie <dj@redhat.com>
2063 * expr.c (convert_move): When a partial_int requires multiple
2064 conversion steps, make sure successive steps convert the
2065 intermediate value, not the original value.
2067 * expmed.c (expand_mult): Convert partial_int multiplies to
2068 shift/add combinations too.
2070 * genmodes.c (mode_data): Add wider_2x.
2071 (calc_wider_mode): Calculate twice-wider mode too.
2072 (emit_mode_wider): Emit twice-wider mode too.
2073 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2074 * expr.c (expand_expr_real_1): Use it for expanding
2077 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2079 PR tree-optimization/21817
2080 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2082 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2084 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2087 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2091 * fold-const.c (fold_checksum_tree): Copy types also if
2092 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2093 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2095 Tail recurse TREE_LIST's TREE_CHAIN.
2097 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2100 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2101 SSA_NAME twice and cause the loop to become finite. Remove the test
2104 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2106 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2109 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2111 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2112 the documentation to make it more future-proof.
2113 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2114 * target.h (gcc_target): Add check_pch_target_flags.
2115 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2116 (TARGET_INITIALIZER): Include it.
2117 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2118 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2119 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2120 (sh_check_pch_target_flags): New function.
2121 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2123 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2125 * fold-const.c (extract_array_ref): Handle more cases,
2126 do some useful canonicalization of the base.
2127 (fold_binary): Explicitly deal with arrays of zero-sized
2128 structures during folding of &a[i] == &a[j].
2130 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2132 * doc/install.texi (sparc-sun-solaris2*): Update note
2133 about Sun bug 4910101.
2134 (sparc-sun-solaris2.7): Document bootstrap
2135 failure with Sun WorkShop 6 99/08/18 as.
2137 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2139 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2140 regs_invalidated_by_call instead of call_used_regs.
2142 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2145 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2147 * doc/extend.texi: Add clog, clogf, clogl.
2149 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2152 * c-pragma.c: Include "vec.h".
2153 (handle_pragma_visibility): Use VEC.
2155 * doc/invoke.texi: Remove the nested visibility push limit.
2157 2005-05-30 Roger Sayle <roger@eyesopen.com>
2159 PR rtl-optimization/15422
2160 * reg-stack.c (starting_stack_p): New static global.
2161 (straighten_stack): Delete prototype. Change to update the stack
2162 before the current insn.
2163 (subst_stack_regs): Update call to straighten stack.
2164 (emit_swap_insn): Delete prototype. For the first insn in a
2165 basic block, update stack_in instead of emitting a real swap.
2166 (change_stack): When changing the stack before the first insn
2167 in a basic block, update stack_in instead of emitting real code.
2168 (compensate_edges): Clear starting_stack_p during compensation.
2169 (convert_regs_1): Keep track of starting_stack_p whilst processing
2172 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2174 * tree-ssa-ccp.c (const_val): Make it static.
2176 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2179 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2180 pattern involving `:P'.
2182 * Makefile.in (install-cpp): Depend on installdirs.
2184 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2186 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2188 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2189 elim_graph_add_edge, elim_graph_remove_succ_edge,
2190 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2193 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2195 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2196 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2197 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2198 follow spelling conventions in error/dump messages.
2200 2005-05-29 Roger Sayle <roger@eyesopen.com>
2201 Richard Henderson <rth@redhat.com>
2203 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2204 if the RHS isn't suitable for calling emit_move_insn.
2206 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2208 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2209 fold_unary and fold_binary.
2211 2005-05-29 Roger Sayle <roger@eyesopen.com>
2213 * reg-stack.c (propagate_stack): Always copy the source stack to
2214 the destination. This routine is now only called when this is safe.
2215 (better_edge): New function split out from convert_regs_1 to
2216 determine which of two edges is better to propagate across.
2217 (convert_regs_1): We need only search for a best edge if the
2218 stack layout hasn't been defined yet. Use better_edge to help
2219 find beste. No longer traverse unnecessary edges.
2221 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2223 * tree-ssa-alias.c (new_type_alias): New procedure to
2224 create a type memory tag for a pointer with a may-alias
2225 set determined from a variable declaration.
2226 * tree-flow.h: export declaration of new_type_alias
2227 * tree-optimize.c (init_tree_optimization_passes): document
2228 that pass_may_alias cannot be called after pass_vectorize.
2229 * tree-vect-transform (vect_create_data_ref_ptr): Call
2230 new_type_alias when an type memory tag isn't available
2232 (vectorizable_store): Use copy_virtual_operands to update
2233 virtual defs in place (so that loop_version can be called).
2234 Call mark_for_renaming for the virtual defs in case peeling
2235 is done and virtual uses outside the loop need to be updated.
2237 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2239 PR tree-optimization/21639
2240 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2242 2005-05-29 Jan Hubicka <jh@suse.cz>
2244 PR tree-optimization/21562
2245 * cfgexpand.c (construct_init_block): Deal properly with the case
2246 of entry edge not pointing to very first basic block.
2248 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2250 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2251 non-gimple min invariant.
2253 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2254 * tree-flow.h: Add prototypes for start_recording_case_labels
2255 and end_recording_case_labels.
2256 * tree-cfg.c (start_recording_case_labels,
2257 end_recording_case_labels): Export.
2258 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2259 cleanup_control_flow, cleanup_control_expr_graph,
2260 remove_fallthru_edge, phi_alternatives_equal,
2261 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2262 remove_forwarder_block, cleanup_forwarder_blocks,
2263 remove_forwarder_block_with_phi, merge_phi_nodes,
2264 gate_merge_phi, pass_merge_phi): Move to ...
2265 * tree-cfgcleanup.c: ... here.
2267 * basic-block.h: Remove forward declaration of bb_ann_d.
2269 2005-05-28 Jan Hubicka <jh@suse.cz>
2271 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2273 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2275 (tree_mod_subtract): Fix profile updating code.
2276 (tree_divmod_values_to_profile): Do not produce useless value profilers
2279 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2281 * tree-ssa-dom.c (vrp_element_p): Define.
2282 (vrp_hash_elt): Change the type of records to
2283 VEC(vrp_element_p,heap).
2285 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2286 Update uses of VRP records.
2287 (simplify_cond_and_lookup_avail_expr, record_range): Update
2288 uses of VRP records.
2290 * tree-inline.c (cfun_stack): Change the type to
2291 VEC(function_p,heap).
2292 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2294 2005-05-27 Ian Lance Taylor <ian@airs.com>
2296 * c-decl.c (add_stmt): Add C frontend specific version.
2297 (stmts_are_full_exprs_p): Remove.
2298 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2299 (stmts_are_full_exprs_p): Don't declare.
2300 * c-semantics.c (add_stmt): Remove.
2302 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * config/mips/mips-protos.h (mips_declare_object): Add printf
2306 * config/mips/mips.c (mips_declare_object_name): Fix format
2309 2005-05-27 Roger Sayle <roger@eyesopen.com>
2311 * reg-stack.c (compensate_edge): Remove original prototype.
2312 (propagate_stack): New function to copy the stack layout
2313 at the start of a basic block from the layout at the end of
2314 one of its predecessors.
2315 (compensate_edge): Assume that both source and destination
2316 blocks have already had their stack layouts defined.
2317 (compensate_edges): Traverse all non-entry edges in the CFG
2318 and call compensate_edge on each in turn.
2319 (convert_regs_1): Change return type to void. Call
2320 propagate_stack instead of compensate_edge.
2321 (convert_regs_2): Change return type to void. Update call
2322 to convert_regs_1 to ignore the (now void) return value.
2323 (convert_regs): Update calls to convert_regs_2 to ignore
2324 the (now void) return value. After all the basic blocks have
2325 been processed, call compensate_edges to actually emit new
2327 (reg_to_stack): Initialize the aux info for each basic block
2328 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2330 2005-05-28 Jan Hubicka <jh@suse.cz>
2332 * except.c (can_throw_internal_1, can_throw_external_1): Add
2334 (can_throw_external, can_throw_internal): Bring into sync wrt
2336 * except.h (can_throw_internal_1, can_throw_external_1): Update
2338 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2339 Deal properly with resx.
2341 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2343 * basic-block.h (basic_block_def): Add phi_nodes and
2344 predictions. Remove tree_annotations.
2345 * predict.c (tree_predicted_by_p, tree_predict_edge,
2346 combine_predictions_for_bb): Adjust references to predictions.
2347 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2348 create_block_annotation.
2349 (create_block_annotation, free_blocks_annotatios,
2350 clear_blocks_annotations): Remove.
2351 (dump_cfg_stats): Don't print out the memory spent on
2353 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2354 * tree-flow-inline.h (bb_ann): Remove.
2355 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2356 * tree-flow.h (bb_ann_d): Remove.
2357 * tree-if-conv.c (process_phi_nodes): Update a reference to
2359 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2360 create_phi_node, remove_phi_node): Likewise.
2361 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2362 * tree-ssa-dom.c (threaded_blocks): New.
2363 (tree_ssa_dominator_optimize): Initialize, clear, and free
2364 threaded_blocks. Update a call to thread_through_all_blocks.
2365 (thread_across_edge): Use threaded_blocks instead of setting
2366 incoming_edge_threaded.
2367 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2368 a bitmap of blocks that are threaded through.
2369 * tree.h: Move the prototype of threaded_through_blocks to
2372 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2373 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2374 * domwalk.h (dom_walk_data): Change the type of
2375 block_data_stack and free_block_data to VEC(void_p,heap)*.
2376 * tree-ssa-dse.c (dse_initialize_block_local_data,
2377 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2378 VEC instead of VARRAY.
2380 2005-05-27 Jan Hubicka <jh@suse.cz>
2382 * cgraph.c: Include tree-gimple.h
2383 (cgraph_edge): Rename expr to stmt.
2384 (cgraph_create_edge): Likewise.
2385 (cgraph_clone_node): Likewise.
2386 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2387 * cgraphunit.c (record_call_1): Rename to ...
2388 (record_reference): ... this one; do not build edges.
2389 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2390 (current_basic_block): Kill.
2391 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2392 (verify_cgraph_node): Likewise.
2393 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2394 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2395 (copy_edges_for_bb): Simplify EH handling.
2396 (expand_call_inline): Pass statement to cgraph_edge and
2399 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2401 * tree-inline.c (copy_body_r): Manually fold *& to deal
2402 with ADDR_EXPRs with mismatched types for now.
2404 * gimplify.c (fold_indirect_ref_rhs): New function.
2405 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2408 * fold-const.c (fold_indirect_ref_1): Add type argument;
2409 make sure the resulting expression is of this type.
2410 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2412 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2414 PR tree-optimization/21658
2415 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2416 fold_binary_to_constant. Likewise, call fold_unary instead of
2417 fold_unary_to_constant.
2419 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2421 * vec.h: Implement integral type vector specialization.
2422 (VEC_T): Define a non-GTY structure.
2423 (VEC_T_GTY): Define a GTY structure.
2424 (VEC_TA): Rename to ...
2425 (VEC_TA_GTY): ... here.
2426 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2427 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2428 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2429 DEF_VEC_P and DEF_VEC_ALLOC_P.
2430 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2431 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2432 DEF_VEC_O and DEF_VEC_ALLOC_O.
2433 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2434 * lambda-code.c: Likewise.
2435 * tree-into-ssa.c: Likewise.
2436 * tree-ssa-live.c: Likewise.
2438 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2440 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2442 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2443 update_stmt_if_modified before calling update_ssa.
2445 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2447 * config/rs6000/t-rtems: Remove roe multilib variant.
2449 2005-05-26 Roger Sayle <roger@eyesopen.com>
2451 PR tree-optimization/9814
2452 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2453 instruction, add the necessary clobbers by re-expanding the RTL
2454 for arithmetic operations via optab.c's expand_unop/expand_binop.
2455 (noce_try_bitop): New function to optimize bit manipulation idioms
2456 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2457 (noce_process_if_block): Call noce_try_bitop.
2459 2005-05-26 Roger Sayle <roger@eyesopen.com>
2461 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2462 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2463 (reg_to_stack): Move to end of the file. Initialize the per
2464 basic block information here, instead of...
2465 (convert_regs_entry): Here.
2466 (convert_regs): Change unused return type to void.
2468 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2470 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2471 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2472 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2473 config/sh/elf.h, config/sh/symbian-pre.h,
2474 config/sparc/sparc-protos.h: Update copyright.
2476 2005-05-26 Mike Stump <mrs@apple.com>
2478 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2481 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2483 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2484 See through ADDR_EXPR in finding place to propagate into.
2486 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2488 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2489 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2490 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2491 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2492 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2493 tree-ssa-operands.c, tree-vect-analyze.c,
2494 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2495 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2496 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2497 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2498 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2499 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2500 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2501 config/sh/ushmedia.h, config/sparc/sparc.c,
2502 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2503 typos. Follow spelling conventions.
2504 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2505 Follow spelling conventions.
2507 2005-05-26 David Ung <davidu@mips.com>
2509 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2510 that determines whether the MIPS32/64 R2 ext/ins should be used.
2511 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2512 * config/mips/mips.md (extzv): Changed predicate for operand to
2513 nonimmediate_operand. Add code to generate insn patterns for
2514 extzvsi and extzvdi.
2515 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2516 (insv): Similarly for insertion.
2517 (insv<mode>): Similarly.
2519 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2521 * simplify-rtx.c (avoid_constant_pool_reference): Support
2522 offsetted addresses in the constant pool.
2524 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2526 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2527 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2529 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2532 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2533 found in the basic block and last insn in the basic block is not
2534 INSN_P. Remove explicit unspec numbers that are no longer valid
2537 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2539 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2540 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2541 if a vector mode is available.
2543 2005-05-25 Roger Sayle <roger@eyesopen.com>
2546 * fold-const.c (const_binop): Check for division by zero during
2549 2005-05-26 Ian Lance Taylor <ian@airs.com>
2551 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2552 having a declaration after a statement.
2554 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2556 * opt-functions.awk (var_type): New function.
2557 (var_set): Use CLVC_STRING if var_type returns "const char *".
2558 * opth-gen.awk: Use var_type to find out the types of variables.
2559 Don't print comments above each "extern" definition.
2560 * optc-gen.awk: Use var_type in the same way.
2561 * opts.h (cl_var_cond): Rename to...
2562 (cl_var_type): ...this. Add CLVC_STRING.
2563 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2565 * opts.c (handle_option, option_enabled): Update after above name
2566 change. Cast flag_var before using it. Handle CLVC_STRING.
2568 * config/alpha/alpha.h (alpha_tls_size): Delete.
2569 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2570 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2571 (alpha_fptm_string, alpha_mlat_string): Delete.
2572 (alpha_handle_option): Don't set the above variables here. Use the
2573 integer argument to check the validity of -mtls-size=.
2574 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2575 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2576 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2579 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2580 (arc_data_string, arc_rodata_string): Delete.
2581 (arc_handle_option): Don't set the above variables here.
2582 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2583 and initialize them.
2585 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2586 (target_float_abi_name, target_abi_name, structure_size_string)
2587 (arm_pic_register_string): Delete.
2588 (arm_handle_option): Don't set the above variables here, except
2589 in the handling of -mhard-float and -msoft-float.
2590 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2591 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2593 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2594 (avr_handle_option): Delete.
2595 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2598 * config/bfin/bfin.c (bfin_library_id): Delete.
2599 (bfin_handle_option): Don't set it.
2600 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2602 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2603 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2604 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2605 * config/c4x/c4x.opt (mrpts=): Add Var().
2607 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2608 cris_elinux_stacksize_str here.
2609 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2610 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2611 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2612 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2613 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2614 (cris_handle_option): Don't set the above variables here.
2615 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2616 (max-stackframe=): Add Var()s.
2618 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2619 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2620 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2621 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2622 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2623 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2624 (ix86_handle_option): Don't set the above variables here.
2625 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2626 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2627 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2630 * config/ia64/ia64.h (ia64_tls_size): Delete.
2631 * config/ia64/ia64.c (ia64_tls_size): Delete.
2632 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2633 reading the integer argument from the "value" parameter. Don't
2634 set ia64_tls_size here.
2635 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2636 Add Var() and Init().
2638 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2639 (m32r_cache_flush_trap): Delete.
2640 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2641 (m32r_cache_flush_trap): Delete.
2642 (m32r_handle_option): Don't set the above variables when handling
2643 -mflush-func= and -mflush-trap=.
2644 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2647 * config/mips/mips.h (mips_cache_flush_func): Delete.
2648 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2649 (mips_cache_flush_func): Delete.
2650 (mips_handle_option): Don't set the above variables when handling
2651 -march=, -mtune= and -mflush-func=.
2652 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2654 * config/s390/s390.c (s390_arch_string): Delete.
2655 (s390_handle_option): Don't set it here.
2656 * config/s390/s390.opt (march=): Add Var().
2658 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2659 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2660 (sparc_handle_option): Don't set it here.
2661 * config/sparc/sparc.opt (mcmodel=): Add Var().
2663 2005-05-25 Roger Sayle <roger@eyesopen.com>
2665 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2666 call to convert_to_integer by building the NOP_EXPR directly.
2668 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2670 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2672 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2673 Jeff Law <law@redhat.com>
2675 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2676 constant and side_effects of the ADDR_EXPR are consistent.
2678 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2679 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2681 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2683 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2684 (s390_function_arg, s390_gimplify_va_arg): Use them.
2685 (s390_register_info): Save only required subset of argument
2686 registers into save area for va_list.
2687 (s390_va_start): Initialize only required elements of va_list struct.
2688 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2690 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2692 * reload1.c (verify_initial_elim_offsets): Return boolean status
2693 instead of aborting.
2694 (reload): Adapt verify_initial_elim_offsets call site. Restart
2695 main loop if some initial elimination offsets changed.
2697 2005-05-25 Adam Nemet <anemet@lnxw.com>
2699 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2700 of -mno-svr4-struct-return.
2702 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2704 Fix PR tree-optimization/21705
2706 * tree-ssa-pre.c (in_fre): New static variable.
2707 (create_value_expr_from): Recursively value number reference ops
2709 (can_value_number_call): Temporary restrict only exists for
2712 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2714 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2715 sizeof (bitmap *) with sizeof (bitmap).
2717 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2719 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2722 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2724 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2727 2005-05-25 Jan Hubicka <jh@suse.cz>
2729 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2730 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2731 * cgraph.h (cgraph_global_info): Add estimated_growth.
2732 * ipa-inline.c: Include coverage.h
2733 (max_insns, max_count): New static variables.
2734 (cgraph_estimate_size_after_inlining): Cache the result.
2735 (cgraph_estimate_growth):
2736 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2737 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2738 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2740 (ipa_passes): Initialize bitmaps.
2742 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2744 * loop-doloop.c: Include "target.h".
2745 (doloop_valid_p): Move tests to function in targhooks.c.
2746 * target.h (struct gcc_target): New target hook
2747 "insn_valid_within_doloop".
2748 * target-def.h: Define default value for "insn_valid_within_doloop".
2749 (TARGET_INITIALIZER): Insert new target hook into initializer.
2750 * targhooks.c (default_insn_valid_within_doloop): New function.
2751 * targhooks.h (default_insn_valid_within_doloop): Declare.
2752 * hooks.c (hook_bool_rtx_true): New function.
2753 * hooks.h (hook_bool_rtx_true): Declare.
2754 * doc/tm.texi: Add documentation for new target hook.
2756 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2759 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2760 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2761 (sparc_tls_referenced_p): New prototype.
2762 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2763 (sparc_expand_move): Look for TLS addresses with constant offsets.
2764 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2765 tls_symbolic_operand.
2766 (legitimate_pic_operand_p): Likewise.
2767 (legitimate_address_p): Likewise.
2768 (legitimize_address): Likewise.
2769 (sparc_tls_symbol_ref_1): New function.
2770 (sparc_tls_referenced_p): New function.
2771 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2772 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2773 (tld_symbolic_operand): Likewise.
2774 (tie_symbolic_operand): Likewise.
2775 (tle_symbolic_operand): Likewise.
2777 2005-05-24 DJ Delorie <dj@redhat.com>
2779 * common.opt (-Wattributes): New. Default true.
2780 * doc/invoke.texi (-Wno-attributes): Document.
2782 * attribs.c (decl_attributes): Move warning control from if() to
2784 * c-common.c (handle_packed_attribute): Likewise.
2785 (handle_nocommon_attribute): Likewise.
2786 (handle_common_attribute): Likewise.
2787 (handle_noreturn_attribute): Likewise.
2788 (handle_noinline_attribute): Likewise.
2789 (handle_always_inline_attribute): Likewise.
2790 (handle_used_attribute): Likewise.
2791 (handle_unused_attribute): Likewise.
2792 (handle_const_attribute): Likewise.
2793 (handle_transparent_union_attribute): Likewise.
2794 (handle_constructor_attribute): Likewise.
2795 (handle_destructor_attribute): Likewise.
2796 (handle_mode_attribute): Likewise.
2797 (handle_alias_attribute): Likewise.
2798 (handle_visibility_attribute): Likewise.
2799 (handle_tls_model_attribute): Likewise.
2800 (handle_malloc_attribute): Likewise.
2801 (handle_returns_twice_attribute): Likewise.
2802 (handle_pure_attribute): Likewise.
2803 (handle_deprecated_attribute): Likewise.
2804 (handle_vector_size_attribute): Likewise.
2805 (handle_nothrow_attribute): Likewise.
2806 (handle_cleanup_attribute): Likewise.
2807 (handle_warn_unused_result_attribute): Likewise.
2808 (handle_sentinel_attribute): Likewise.
2809 * c-decl.c (diagnose_mismatched_decls): Likewise.
2810 (start_decl): Likewise.
2811 (grokdeclarator): Likewise.
2812 (start_function): Likewise.
2813 * c-format.c (check_function_format): Likewise.
2814 * stor-layout.c (place_field): Likewise.
2815 (finalize_record_size): Likewise.
2816 * tree.c (handle_dll_attribute)): Likewise.
2817 * varasm.c (default_assemble_visibility): Likewise.
2818 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2819 (darwin_assemble_visibility): Likewise.
2820 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2821 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2822 (arm_handle_isr_attribute): Likewise.
2823 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2824 (avr_handle_fndecl_attribute): Likewise.
2825 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2826 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2827 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2828 (h8300_handle_eightbit_data_attribute): Likewise.
2829 (h8300_handle_tiny_data_attribute): Likewise.
2830 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2831 (ix86_handle_regparm_attribute): Likewise.
2832 (ix86_handle_struct_attribute): Likewise.
2833 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2834 (i386_pe_encode_section_info): Likewise.
2835 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2836 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2837 (ip2k_handle_fndecl_attribute): Likewise.
2838 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2839 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2840 (m68hc11_handle_fntype_attribute): Likewise.
2841 (m68hc11_encode_section_info): Likewise.
2842 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2843 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2844 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2845 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2846 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2847 (sh_handle_sp_switch_attribute): Likewise.
2848 (sh_handle_trap_exit_attribute): Likewise.
2849 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2850 (sh_symbian_handle_dll_attribute): Likewise.
2851 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2852 (xstormy16_handle_below100_attribute): Likewise.
2853 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2855 * c-common.c (unsigned_conversion_warning): Move warning control
2856 from if() to warning(OPT_*).
2857 (c_common_truthvalue_conversion): Likewise.
2858 (c_do_switch_warnings): Likewise.
2859 * c-decl.c (diagnose_mismatched_decls): Likewise.
2860 (diagnose_mismatched_decls): Likewise.
2861 (define_label): Likewise.
2862 (grokdeclarator): Likewise.
2863 * c-format.c (check_format_info): Likewise.
2864 * c-lex.c (interpret_integer): Likwise.
2865 (lex_string): Likewise.
2866 * c-opts.c (c_common_post_options): Likewise.
2867 * c-parser.c (c_parser_unary_expression): Likewise.
2868 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2869 (handle_pragma_extern_prefix): Likewise.
2870 * c-typeck.c (build_binary_op): Likewise.
2871 * gcse.c (is_too_expensive): Likewise.
2872 * opts.c (decode_options): Likewise.
2873 * stor-layout.c (place_field): Likewise.
2874 * tree-cfg.c (remove_bb): Likewise.
2876 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2877 * flags.h (warn_return_type): Remove.
2878 * toplev.c (warn_return_type): Likewise.
2880 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2882 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2883 existence of long long and __int64 before determining their size.
2884 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2885 * configure, config.h.in: Regenerate.
2887 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2889 * configure: Regenerate.
2891 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2893 * c-common.h (objc_comptypes): Remove prototype.
2894 (objc_compare_types): New prototype.
2895 (objc_volatilized_decl): Likewise.
2896 (objc_type_quals_match): Likewise.
2897 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2898 objc_volatilize_decl().
2899 * c-typeck.c (comp_target_types): Remove third parameter; do
2900 not call objc_comptypes().
2901 (comptypes): Remove calls to objc_comptypes().
2902 (build_function_call): Extend compatible prototype check to ObjC.
2903 (build_conditional_expr): Adjust call to comp_target_types().
2904 (convert_for_assignment): Call objc_compare_types() instead of
2905 objc_comptypes(); adjust calls to comp_target_types(); call
2906 objc_type_quals_match() before issuing qualifier mismatch
2908 (build_binary_op): Call objc_compare_types() before issuing
2909 pointer mismatch warnings; adjust calls to
2910 comp_target_types().
2911 * stub-objc.c (objc_comptypes): Remove stub.
2912 (objc_compare_types): New stub.
2913 (objc_volatilized_decl): Likewise.
2914 (objc_type_quals_match): Likewise.
2916 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2918 * config/ia64/ia64intrin.h: Define nothing for C++:
2919 overloaded builtins have been ported to C++.
2921 2005-05-24 Jeff Law <law@redhat.com>
2923 * tree-nested.c (build_addr): New "context" argument. Temporarily
2924 set current_function_decl around the call to build the ADDR_EXPR.
2925 (get_static_chain): Pass proper context to build_addr.
2926 (convert_nl_goto_reference): Likewise.
2927 (convert_tramp_reference): Likewise.
2928 (final_nesting_tree_1): Likewise.
2929 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2930 (tree_gen_pow2_profiler): Likewise.
2931 (tree_gen_one_value_profiler): Likewise.
2932 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2933 * tree.h (build_addr): Update prototype.
2935 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2937 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2938 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2939 write to has_escape_site.
2941 2005-05-24 Jeff Law <law@redhat.com>
2943 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2944 * tree-cfg.c: Include tree-ssa-propagate.h.
2945 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2948 2005-05-24 Nick Clifton <nickc@redhat.com>
2950 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2951 __NO_FPRS__ when 'f' class registers will not be available.
2953 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2955 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2957 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2959 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2962 2005-05-23 Jeff Law <law@redhat.com>
2964 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2965 recompute_tree_invariant_for_addr_expr here.
2966 (optimize_stmt): Call it here instead and do so if anything
2967 at all has changed in the statement and the RHS is an ADDR_EXPR.
2968 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2969 needed, call recompute_tree_invariant_for_addr_expr.
2970 * tree-ssa-propagate.c (substitute_and_fold): Call
2971 recompute_tree_invariant_for_addr_expr as needed.
2973 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2975 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2976 saving less registers than the replacement.
2978 2005-05-23 Jan Hubicka <jh@suse.cz>
2980 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2982 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2984 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2985 * config/sparc/sparc.c (sparc_expand_move): New function.
2986 (sparc_emit_set_const64): Rewrite assert condition on entry.
2987 (legitimate_constant_p) <CONST_VECTOR>: New case.
2988 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2989 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2990 movV64, movtf): Use nonimmediate_operand for the first operand.
2991 Rewrite. Only invoke sparc_expand_move.
2992 * config/sparc/predicates.md (input_operand): Reorder tests.
2994 2005-05-23 Jan Beulich <jbeulich@novell.com>
2996 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2997 missing return statement.
2999 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3001 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3002 emit_move_insn for moves to TFmode stack slots.
3004 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3006 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3007 to va_list of the form &va[0].
3009 2005-05-20 Jan Hubicka <jh@suse.cz>
3011 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3012 * genemit.c (main): Make insn-emit to include basic-block.h too.
3014 2005-05-20 Jan Hubicka <jh@suse.cz>
3016 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3018 2005-05-19 Richard Henderson <rth@redhat.com>
3020 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3021 emit_store_conditional): Split out from ...
3022 (alpha_split_atomic_op): ... here.
3023 (alpha_split_compare_and_swap): New; extract from .md file.
3024 (alpha_split_lock_test_and_set): Likewise.
3025 * config/alpha/alpha-protos.h: Update.
3026 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3027 split code into alpha.c.
3028 (sync_lock_test_and_set<I48MODE>): Likewise.
3030 2005-05-19 Richard Henderson <rth@redhat.com>
3032 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3034 2005-05-19 Richard Henderson <rth@redhat.com>
3036 * config/i386/sse.md (mulv4si3): Use all register inputs.
3037 (mulv2di3): Likewise.
3039 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3041 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3042 build_fold_addr_expr to generate trees of correct type.
3043 Use fold_buildN if possible.
3045 2005-05-19 Jan Hubicka <jh@suse.cz>
3047 * basic-block.h (REG_BR_PROB_BASE): Define.
3048 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3049 (dump_cgraph_node): Dump count.
3050 (cgraph_clone_edge): Rescale counts.
3051 (cgraph_clone_node): Likewise.
3052 * cgraph.h: Include basic-block.h
3053 (cgraph_node): Add count.
3054 (cgraph_edge): Add count and loop_nest.
3055 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3057 * cgraphunit.c: Kill now redundant inlining comment.
3058 (cgraph_create_edges): Make static, maintain current basic block;
3060 (record_call_1): Fill in new fields.
3061 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3063 (cgraph_decide_recursive_inlining): Likewise.
3064 * rtl.h (REG_BR_PROB_BASE): Kill.
3065 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3066 (expand_call_inline): Update call of cgraph_create_edge.
3067 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3069 2005-05-19 Nick Clifton <nickc@redhat.com>
3071 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3072 new rs6000_explicit_options structure.
3074 2005-05-19 Richard Henderson <rth@redhat.com>
3077 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3078 TFmode code swapping ...
3079 (alpha_emit_xfloating_compare): ... here.
3080 (alpha_emit_setcc): Update to match.
3081 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3083 2005-05-19 Richard Henderson <rth@redhat.com>
3086 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3087 memory indirection in local-dynamic case.
3089 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3090 Bernd Schmidt <bernd.schmidt@analog.com>
3092 * config/bfin/bfin.c (branch_dest): Add comment why it's
3094 * config/bfin/bfin.md (attr "length" default): Change the offset of
3095 forward conditional branch of length 4 from 4096 to 4092.
3097 2005-05-19 Jan Beulich <jbeulich@novell.com>
3099 * unwind-compat.c: Include tconfig.h and tsystem.h.
3100 * unwind-dw2-fde-compat.c: Likewise.
3102 2005-05-18 Richard Henderson <rth@redhat.com>
3105 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3106 memory destination is readonly.
3108 2005-05-18 Richard Henderson <rth@redhat.com>
3111 * tree-ssa-operands.c (opf_non_specific): New.
3112 (get_asm_expr_operands): Set it.
3113 (add_call_clobber_ops, add_call_read_ops): Likewise.
3114 (add_stmt_operand): Test it instead of opf_kill_def when
3115 considering unmodifiable variables.
3117 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3119 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3121 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3122 tree-ssa-forwprop.c: Fix comment typos.
3123 * doc/invoke.texi: Fix a typo.
3125 2005-05-18 Richard Henderson <rth@redhat.com>
3127 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3128 including linux64.h.
3130 2005-05-18 Richard Henderson <rth@redhat.com>
3132 * tree-cfg.c (pass_remove_useless): Revert last change.
3133 * tree-optimize.c (init_tree_optimization_passes): Initialize
3134 all_lowering_passes with PROP_gimple_any.
3136 2005-05-18 Devang Patel <dpatel@apple.com>
3138 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3141 2005-05-18 Richard Henderson <rth@redhat.com>
3143 * tree-ssa-forwprop.c (cfg_changed): New.
3144 (tidy_after_forward_propagate_addr): New.
3145 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3146 (forward_propagate_addr_into_variable_array_index): Likewise.
3147 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3150 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3152 * dummy-checksum.c: New.
3153 * genchecksum.c: New.
3154 * c.opt (print_pch_checksum): New flag.
3155 * c-pch.c (struct c_pch_validity): Make much shorter.
3157 (host_machine): Remove.
3158 (target_machine): Remove.
3159 (get_ident): Change PCH version number.
3160 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3161 Don't put triplets or version string in PCH validity data.
3162 Do put the compiler checksum in the validity data.
3163 (c_common_valid_pch): Don't check triplets or version string. Do
3165 (c_common_print_pch_checksum): New.
3166 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3167 Print fingerprint with -v.
3168 * c-common.h (c_common_print_pch_checksum): New.
3169 (executable_checksum): New.
3170 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3171 (cc1-dummy): New rule.
3172 (cc1-checksum.c): New rule.
3173 (cc1-checksum.o): New rule.
3174 (cc1): Add checksum support.
3175 (build/genchecksum): New.
3176 (build/genchecksum.o): New.
3177 (dummy-checksum.o): New.
3178 (genobjnames): Add genchecksum.o.
3179 (mostlyclean): Remove *-checksum.c.
3180 (gnucompare): Add libgcc to list of directories checked.
3181 Make comparison problems in libgcc/ and with checksum files only
3183 * doc/invoke.texi (Precompiled Headers): Remove caution.
3184 Document that it must be the exact same binary. Add a few
3185 known-safe flags to the list.
3187 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3188 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3189 Check that a memory operand is valid before trying to use it.
3191 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3193 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3195 * tree.c (build1_stat): Don't try to handle two-operand
3198 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3200 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3201 * config/sh/sh.h: Update mask names throughout.
3202 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3203 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3204 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3205 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3206 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3207 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3208 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3209 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3210 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3211 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3212 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3213 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3214 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3215 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3216 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3217 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3218 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3219 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3220 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3221 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3222 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3223 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3224 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3225 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3226 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3227 (SUBTARGET_SWITCHES): Delete.
3228 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3229 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3230 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3231 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3232 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3233 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3234 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3235 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3236 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3237 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3238 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3240 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3241 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3242 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3243 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3244 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3245 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3246 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3247 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3248 (SUPPORT_ANY_SH5): New macros.
3249 (TARGET_NONE): Replace with...
3250 (MASK_ARCH): ...this new macro.
3251 * config/sh/elf.h: Update mask names
3252 * config/sh/linux.h: Likewise.
3253 * config/sh/little.h: Likewise.
3254 * config/sh/netbsd-elf.h: Likewise.
3255 * config/sh/symbian-pre.h: Likewise.
3256 * config/sh/sh.c (sh_handle_option): New function.
3257 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3258 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3259 (sh_target_switches, target_switches): Delete.
3260 (sh_pch_valid_p): Check for specific differences in the target_flags
3262 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3263 * config/sh/sh.opt: New file.
3265 2005-05-18 Richard Henderson <rth@redhat.com>
3268 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3269 small_addr_symbolic_operand.
3271 2005-05-18 Jeff Law <law@redhat.com>
3273 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3274 propagate an ADDR_EXPR if the definition and use sites are
3275 in different EH regions.
3277 2005-05-18 Ian Lance Taylor <ian@airs.com>
3279 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3282 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3284 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3286 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3288 Fix PR tree-optimization/21407
3290 * tree-ssa-operands.c (note_addressable): Change
3291 COMPONENT_REF handling in response to aliasing
3294 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3296 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3297 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3298 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3299 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3300 the default on Solaris too.
3302 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3304 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3307 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3309 * timevar.def (TV_SCEV_CONST): New timevar.
3310 * tree-optimize.c (init_tree_optimization_passes): Add
3312 * tree-pass.h (pass_scev_cprop): Declare.
3313 * tree-scalar-evolution.c (scev_const_prop): New function.
3314 * tree-scalar-evolution.h (scev_const_prop): Declare.
3315 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3317 * tree-cfg.c (replace_uses_by): Export.
3318 * tree-flow.h (replace_uses_by): Declare.
3320 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3321 Mike Stump <mrs@apple.com>
3323 Yet more Objective-C++...
3325 * c-common.h (objc_finish_try_stmt): Add.
3326 (objc_build_synchronized): Add.
3327 (objc_generate_write_barrier): Add.
3328 * stub-objc.c (objc_build_synchronized): Add return value.
3329 (objc_finish_try_stmt): Likewise.
3330 (objc_generate_write_barrier): Add.
3332 * c-common.h (objc_rewrite_function_call): Add.
3333 * c-typeck.c (build_function_call): Allow objc to rewrite
3335 (build_modify_expr): Allow objc to generate write barriers.
3336 * c.opt (Wassign-intercept): Add.
3337 (Wstrict-selector-match): Add.
3338 (fobjc-call-cxx-cdtors): Add.
3339 (fobjc-direct-dispatch): Add.
3341 * dbxout.c (get_lang_number): Add Objective-C++ support.
3342 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3343 (-Wstrict-selector-match): Likewise.
3344 (-fobjc-direct-dispatch): Likewise.
3345 (-Wassign-intercept): Likewise.
3346 (Overall Options): Likewise.
3347 * gengtype.c (get_output_file_with_visibility): Likewise.
3348 * stub-objc.c (objc_rewrite_function_call): Add.
3349 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3351 * c-common.c (flag_objc_exceptions): Remove.
3352 (flag_objc_sjlj_exceptions): Remove.
3353 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3354 that are already ok.
3355 * c-opts.c (c_common_handle_option, case
3356 OPT_fobjc_exceptions): Remove.
3357 (case OPT_fobjc_sjlj_exceptions): Remove
3358 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3359 (fobjc-exceptions): Likewise.
3360 (fobjc-sjlj-exceptions): Likewise.
3361 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3362 (OFFS_ASSIGNIVAR_FAST): Add.
3364 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3366 * config/sparc/sparc.md (movhi): Do not test constness
3367 of operand #1 twice.
3369 (movdi): Unconditionally accept zero as second operand
3370 when the first is memory.
3371 (movdi_insn_sp32): Handle above case.
3372 (DImode splitter): Use predicates.
3373 (DImode splitter): Use const_zero_operand predicate.
3374 (movsf_insn): Swap 2 alternatives.
3376 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3378 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3379 expand_simple_operations to bases of the ivs.
3380 (tree_int_cst_sign_bit): Export.
3381 * tree-flow.h (expand_simple_operations): Declare.
3382 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3383 tree_int_cst_sign_bit.
3384 (expand_simple_operations): Export.
3385 * tree.h (tree_int_cst_sign_bit): Declare.
3387 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3389 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3391 (replace_uses_by): New function.
3392 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3393 * tree-flow.h (fold_stmt_inplace): Declare.
3394 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3395 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3396 info after cfg cleanup.
3398 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3400 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3401 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3404 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3406 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3407 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3408 * timevar.c (timevar_ggc_mem_total): New variable.
3409 (GGC_MEM_BOUND): New constant.
3410 (get_time): Record ggc memory status.
3411 (timevar_accumulate): Accumulate amount of ggc memory.
3412 (timevar_print): Print consumption of ggc memory.
3413 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3414 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3415 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3416 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3417 (timevar_ggc_mem_total): Declare.
3419 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3421 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3424 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3426 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3428 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3429 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3430 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3431 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3432 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3433 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3434 "s<rcond>" and "s<ocond>".
3435 ("b<ocond:code>", "*b<ocond:code>_reversed")
3436 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3437 output statement section.
3439 2005-05-17 Roger Sayle <roger@eyesopen.com>
3441 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3443 2005-05-17 Steven Bosscher <stevenb@suse.de>
3444 Stuart Hastings <stuart@apple.com>
3445 Jan Hubicka <jh@suse.cz>
3446 Dale Johannesen <dalej@apple.com>
3448 * cgraph.h (cgraph_node): Add 'lowered' state.
3449 (cgraph_lower_function): Declare.
3450 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3451 (cgraph_lower_function): New function.
3452 (cgraph_create_edges): Deal with lowered function bodies.
3453 (verify_cgraph_node): Likewise.
3454 (cgraph_analyze_function): Do lowering job.
3455 (cgraph_build_static_cdtor): Likewise.
3456 * function.h (struct function): Add saved_eh and saved_cfg.
3457 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3458 * tree-cfg.c (fold_cond_expr_cond): Export.
3459 * tree-flow.h (fold_cond_expr_cond): Declare.
3460 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3462 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3463 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3464 callee_cfun, block, eh_region, eh_region_offset.
3465 (inlining_p): New predicate.
3466 (remap_decl): Update for new inline_data; declare newly created inline
3467 vars in low gimple way.
3468 (copy_body_r): Update for new datastructure, simplify some of handling
3469 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3470 deal with RESX_EXPRs.
3472 (copy_edges_for_bb): Likewise.
3473 (remap_decl_1): New.
3474 (copy_cfg_body): New.
3475 (copy_generic_body): Rewrite to work on low gimple.
3476 (copy_body): Turn into simple wrapper around copy_cfg_body.
3477 (setup_one_parameter): Insert new statements into given basic block.
3478 (initialize_initialized_parameters): Likewise, reorganize way things are
3480 (declare_return_variable): Update for new inline data datastructure.
3481 (inline_forbidden_p): Work on low gimple.
3482 (estimate_num_insns): Likewise.
3483 (expand_call_inline): Work on CFG.
3484 (push_cfun, pop_cfun): New functions.
3485 (cfun_stack): New stack.
3486 (add_lexical_block): New function.
3487 (gimple_expand_calls_inline): Work on basic block.
3488 (optimize_inline_calls): Likewise.
3489 (clone_body, save_body, unsave_ewpr_now): Update for new
3491 (declare_inline_vars): Work on block instead of bind_expr.
3492 (inlining_p): New predicate.
3493 * tree-inline.h (push_cfun, pop_cfun): Declare.
3494 * tree-optimize.c: Include except.h
3495 (all_lowering_passes): New variable.
3496 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3497 (init_tree_optimization_passes): Move some to all_lowering_passes.
3498 (tree_lowering_passes): New function.
3499 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3500 * tree-pass.h (tree_lowering_passes): Declare
3502 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3504 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3506 2005-05-17 Jeff Law <law@redhat.com>
3508 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3509 * tree-ssa-forwprop.c: Include langhooks.h.
3510 (forward_propagate_addr_expr_into_variable_array_index): New.
3511 (forward_propagate_addr_expr): New.
3512 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3513 the statements in the block instead of just the last statement.
3514 Call forward_propagate_addr_expr as needed.
3515 (pass_forwprop): Update the SSA graph after forward propagation is
3518 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3520 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3521 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3523 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3524 base_from_object, fde_split, end_fde_sort): Likewise.
3525 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3526 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3527 uw_init_context_1): Likewise.
3528 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3529 _Unwind_Resume_or_Rethrow): Likewise.
3530 * unwind-pe.h (__gxx_abort): Do not define.
3531 (size_of_encoded_value, base_of_encoded_value,
3532 read_encoded_value_with_base): Use gcc_unreachable.
3533 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3535 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3537 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3538 (cfi_end): New macros.
3539 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3540 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3541 an eight byte stack frame.
3542 (__NR_tkill): Define.
3543 (__div0): Use gettid tkill on GNU/Linux.
3544 (_arm_return): Add CFI.
3545 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3547 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3549 * configure.ac: Remove spaces around assignment to
3551 * configure: Regenerated.
3553 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3555 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3556 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3558 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3559 Modify aix_struct_return variable, not target_flags.
3560 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3561 (rs6000_return_in_memory): Test aix_struct_return.
3562 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3563 independent variable. Report mxl-compat.
3565 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3567 * config/bfin/bfin.md (eh_return): Add missing DONE.
3569 2005-05-17 Ian Lance Taylor <ian@airs.com>
3571 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3573 (mode_attr_index): Remove check for defined attribute. Remove
3574 infile parameter. Change all callers.
3575 (apply_mode_maps): Add unknown parameter. Change caller. Always
3576 return after finding attribute.
3577 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3579 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3580 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3581 attribute used for a mode.
3583 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3585 * tree-ssa-math-opts.c: New file.
3587 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3589 * tree-ssa-math-opts.c: New file.
3591 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3593 * Makefile.in: Add tree-ssa-math-opts.c.
3594 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3595 * fold-const.c (distribute_real_division): New.
3596 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3597 * tree-pass.h (pass_cse_reciprocals): New.
3598 * tree-optimize.c (init_tree_optimization_passes): Run it.
3599 * doc/passes.texi: Document the new pass.
3601 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3604 * builtins.c (fold_builtin_constant_p): Handle
3605 &"string cst"[0] as constant.
3607 2005-05-17 Richard Henderson <rth@redhat.com>
3609 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3611 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3614 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3615 src2 if src2 has been split.
3617 PR tree-optimization/21610
3618 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3619 returning DECL, call unshare_expr.
3621 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3623 * config/cris/cris.md: Unquote preparation and output statements.
3624 (BWD, WD, BW): New, mode-macros.
3625 (S, s, m, mm, nbitsm1): New, mode-attrs.
3626 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3627 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3629 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3630 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3631 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3633 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3634 ("movdi"): Move misplaced head comment regarding necessity of
3635 movdi from movsi to here.
3636 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3638 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3639 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3640 "*mov_sideqi_biap_mem".
3641 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3643 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3644 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3645 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3646 and "*clear_sideqi".
3647 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3648 "*ext_sidehisi_biap".
3649 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3651 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3652 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3653 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3654 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3655 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3657 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3658 "*op_sidehi_biap" and "*op_sidesi_biap".
3659 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3661 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3662 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3663 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3664 "*op_swap_sidehi" and "*op_swap_sidesi".
3665 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3666 in the N alternative of "subqi3".
3667 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3668 "*extophisi_side_biap".
3669 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3671 ("*extop<mode>si_swap_side_biap"): Replace
3672 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3673 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3674 "*extophisi_swap_side".
3675 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3676 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3678 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3679 "mulqihi3", "mulhisi3" and "mulhisi3".
3680 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3681 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3683 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3684 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3685 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3686 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3687 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3688 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3689 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3690 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3691 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3692 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3693 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3694 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3696 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3697 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3699 ("b<ocond>"): Replace "bgt" and "ble".
3700 ("b<rcond>"): Replace "blt" and "bge".
3701 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3702 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3704 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3706 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3708 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3710 ("s<rcond>"): Replace "sge" and "slt".
3711 ("s<ocond>"): Replace "sgt" and "sle".
3712 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3713 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3714 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3715 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3717 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3719 * varasm.c (struct constant_descriptor_tree): Add hash field.
3720 (const_desc_hash): Just return hash field.
3721 (const_desc_eq): If hash values are different, return 0 immediately.
3722 (output_constant_def): Compute hash field of temporary key, use
3723 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3724 newly built constant descriptor.
3725 (lookup_constant_def): Compute hash field of temporary key, use
3726 htab_find_with_hash instead of htab_find.
3728 2005-05-16 Richard Henderson <rth@redhat.com>
3730 * config/i386/sse.md (mulv4si3): New.
3732 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3734 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3735 tests for noncanonical versions of reg+constant and
3738 2005-05-16 Richard Henderson <rth@redhat.com>
3739 Steven Bosscher <stevenb@suse.de>
3742 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3743 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3744 region data structure to match replacement.
3745 * tree-flow.h: Update to match.
3746 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3747 * tree-ssa-dom.c (optimize_stmt): Likewise.
3748 * tree-ssa-pre.c (eliminate): Likewise.
3749 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3751 2005-05-16 Caroline Tice <ctice@apple.com>
3753 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3754 internal_error with gcc_assert.
3755 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3756 * function.h (struct function): Remove space between "*" and
3758 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3759 modify to use alloca.
3760 (unlikely_text_section): Add check for flag_function_sections.
3761 (assemble_start_function): Move call to resolve_section, so it
3762 comes before first call to unlikely_text_section.
3763 (assemble_end_function): Add test and call to function_section
3766 2005-05-16 Roger Sayle <roger@eyesopen.com>
3768 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3769 instead of build_binary_op when performing code transformations
3770 to avoid error messages about constructs not it the user's code.
3772 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3774 * tree-ssa-pre.c: Fix a comment typo.
3776 2005-05-16 Richard Henderson <rth@redhat.com>
3779 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3780 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3781 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3782 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3783 add_tprel22): Remove mode from symbolic operand.
3785 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3787 * optc-gen.awk: Include intl.h after the externally-provided files.
3789 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3791 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3792 folding a COND_EXPR_COND in a nondestructive manner.
3794 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3796 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3797 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3798 New values for vec_select definitions and bitmask for element
3801 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3803 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3804 Change the type to VEC(rtx,gc)*.
3805 (mem_loc_descriptor, add_const_value_attributes,
3806 dwarf2out_init): Adjust uses of used_rtx_varray.
3808 * tree-data-ref.c (compute_all_dependences): Change the type
3809 of dependence_relations to VEC(ddr_p,heap)**.
3810 (compute_data_dependences_for_loop): Change the type of
3811 allrelations to VEC(ddr_p,heap)*.
3813 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3815 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3816 system.h, coretypes.h and tm.h.
3817 (options.o): Update dependencies accordingly.
3818 * optc-gen.awk: Allow header_name to be a list of filenames.
3819 Handle the "Condition" flag.
3820 * opts.h (CL_DISABLED): New flag.
3821 * opts.c (handle_option): Print an error for CL_DISABLED options.
3822 * doc/options.texi: Document the "Condition" option flag.
3824 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3826 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3828 2005-05-15 Roger Sayle <roger@eyesopen.com>
3830 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3831 check for TREE_OVERFLOW on INTEGER_CST trees.
3832 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3833 CONSTANT_CLASS_P tree nodes.
3835 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3838 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3840 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3842 Fix PR tree-optimization/21576
3844 * tree-ssa-pre.c (expression_node_pool): New pool.
3845 (comparison_node_pool): Ditto.
3846 (list_node_pool): Ditto.
3847 (pool_copy_list): New function.
3848 (phi_translate): Handle CALL_EXPR.
3849 (valid_in_set): Ditto.
3850 (create_expression_by_pieces): Ditto.
3851 (insert_into_preds_of_block): Ditto.
3852 (insert_aux): Ditto.
3853 (compute_avail): Ditto.
3854 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3855 (can_value_number_call): New function.
3856 (find_leader): Update comment.
3857 (init_pre): Create new pools.
3858 (fini_pre): Free new pools.
3859 (pass_pre): Add TODO_update_ssa for the future when we are going
3861 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3862 (set_value_handle): Ditto.
3863 (get_value_handle): Ditto.
3865 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3867 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3869 2005-05-15 Andreas Jaeger <aj@suse.de>
3871 * gcc.c (pfatal_pexecute): Remove unused local function.
3873 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3875 * optc-gen.awk: Remove excess indentation.
3876 * opth-gen.awk: Likewise.
3878 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3880 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3881 of basic_block_info. Call init_flow and find_basic_blocks
3882 before dbr_schedule if needed.
3884 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3886 * tree-optimize.c (init_tree_optimization_passes): Move
3887 pass_cd_dce in place of the last pass_dce.
3889 PR tree-optimization/21563
3890 * tree-vrp.c (compare_value): Return boolean_false_node when
3891 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3892 strictly larger than CST.
3894 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3895 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3897 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3899 (rev_cond_name) Likewise.
3900 (vax_float_literal) Likewise.
3901 * config/vax/vax.md: Likewise.
3903 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3905 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3906 registers and use them (specifically the stack pointer).
3907 * config/vax/vax.h: Use above defines right here.
3909 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3910 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3911 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3913 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3914 mostly removal of trailing spaces...
3915 * config/vax/vax-modes.def: Remove trailing whitespace.
3917 * config/vax/elf.h: Update whitespace.
3919 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3922 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3923 * fold-const.c (fold_indirect_ref_1): Avoid removing
3924 NOP_EXPRs with type qualifiers like const.
3926 2005-05-14 Jan Hubicka <jh@suse.cz>
3928 Patch by Richard Henderson:
3929 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3930 Handle RESX expressions properly.
3932 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3933 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3934 (remove_stmt_from_eh_region_fn): Likewise.
3936 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3938 (execute_warn_function_noreturn): ... here.
3939 (pass_warn_function_noreturn): New pass.
3940 * tree-pass.h (pass_warn_function_noreturn): Declare
3941 * tree-optimize.c (init_tree_optimization_passes): Move return
3942 warnings early and add noreturn warnings at place of previous
3945 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3947 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3948 root_var_init, type_var_init): Use VEC instead of VARRAY.
3949 * tree-ssa-live.h (tree_partition_associator_d): Change the
3950 type of trees to VEC(tree,heap)*.
3951 (tpa_tree): Use VEC instead of VARRAY.
3953 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3955 * fold-const.c (div_if_zero_remainder): New function.
3956 (try_move_mult_to_index): Use it.
3958 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3960 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3962 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3963 lower_try_finally_copy, lower_try_finally_switch,
3964 lower_try_finally): Use VEC instead of VARRAY.
3966 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3968 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3969 comment regarding defined register classes.
3970 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3972 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3974 * tree-optimize.c (init_tree_optimization_passes): Move
3975 pass_merge_phi before the first pass_dominator.
3977 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3979 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3982 2005-05-13 Josh Conner <jconner@apple.com>
3984 * config/arm/arm.c (arm_size_return_regs): New.
3985 (thumb_unexpanded_epilogue): replace in-line calculation
3986 of return registers with call to arm_size_return_regs.
3987 (use_return_insn): Include test of which registers are
3988 being used to hold return values, to accommodate
3989 vector return values.
3991 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3993 * config/rs6000/sysv4.opt (mlittle): Handle.
3995 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3996 target_flags_explicit when appropriate.
3998 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4000 PR middle-end/20714:
4001 * optabs.c (no_conflict_data): New struct.
4002 (no_conflict_move_test): New function.
4003 (emit_no_conflict_block): Use it.
4005 2005-05-13 Adam Nemet <anemet@lnxw.com>
4007 * doc/invoke.texi (Debugging Options): Option
4008 -fdump-translation-unit only works with C++ now.
4010 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4012 Replace calls to abort in CRIS port.
4013 * config/cris/cris.h (CRIS_ASSERT): New macro.
4014 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4015 internal_error instead of abort.
4016 ("movsi"): Ditto. Unquote preparation statement section.
4017 ("call", "call_value"): Ditto, but use gcc_assert where
4018 appropriate. Tweak comments.
4019 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4021 (cris_op_str): Call internal_error, not abort.
4022 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4023 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4024 (cris_notice_update_cc): Call internal_error, not abort.
4025 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4026 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4027 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4028 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4029 ENABLE_CHECKING-guarded abort call.
4030 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4031 Use internal_error at end of test-chain.
4033 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4035 PR rtl-optimization/20769:
4036 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4037 pattern emitted by expand_nl_goto_receiver.
4039 PR middle-end/20793:
4040 * integrate.c (allocate_initial_values): Update register liveness
4043 2005-05-13 Josh Conner <jconner@apple.com>
4045 * arm.c (arm_return_in_memory): Add handling for vector return types.
4047 2005-05-13 David Ung <davidu@mips.com>
4049 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4051 * config/mips/mips.c: Add 4km alias.
4052 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4053 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4056 2005-05-13 Jan Hubicka <jh@suse.cz>
4058 * c-decl.c (finish_function): Suppress "control reaches end of
4059 non-void function" when "no return statement in function
4060 returning non-void" is issued.
4062 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4063 * tree-optimize.c (pass_gimple): Kill.
4064 (init_tree_optimization_passes): Kill pass_gimple.
4065 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4066 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4068 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4070 PR rtl-optimization/20756:
4071 * basic-block.h (PROP_DEAD_INSN): Define.
4072 * flow.c (propagate_one_insn): Set during mark_set_regs call
4074 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4075 that kills a live register.
4077 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4079 * config/s390/s390.md: ("DBL"): New mode attribute.
4080 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4081 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4082 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4084 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4086 * c-format.c (check_format_arg): Handle string literals of
4087 the form &"string"[offset].
4089 * g++.dg/warn/format4.C: New testcase.
4091 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4093 * config/mips/3000.md, config/mips/4000.md,
4094 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4095 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4096 config/mips/generic.md, config/pdp11/pdp11.md,
4097 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4098 config/sh/sh-modes.def, config/sh/sh-protos.h,
4099 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4101 2005-05-13 Richard Henderson <rth@redhat.com>
4103 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4104 addition to move unless dest is a register. Do not skip
4105 instantiation in dest on addition simplification.
4107 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4109 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4110 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4111 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4113 2005-05-13 Jan Hubicka <jh@suse.cz>
4115 * basic-block.h (FOR_ALL_BB_FN): New macro.
4116 (init_flow): Initialize cfg structure.
4117 * function.c (allocate_struct_function): Do not initialize cfg structure.
4118 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4119 (build_tree_cfg): ... here.
4120 * tree-flow.h (init_empty_tree_cfg): Declare.
4122 2005-05-12 Steven Bosscher <stevenb@suse.de>
4124 Fix PR tree-optimization/21520
4125 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4126 to attempt to fold constants.
4128 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4130 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4131 only when TARGET_ADJUST_UNROLL_MAX is defined.
4132 (general_movsrc_operand): Use the C style comment.
4133 (ua_offset): Use prototype.
4135 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4137 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4138 (struct hmr_data, hoist_memory_reference, memref_del,
4139 struct fmrv_data): Removed.
4140 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4141 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4143 (find_more_ref_vops): Traverse the list of memory references.
4144 (determine_lsm_loop): Work with the list of memory references instead
4145 of traversing the hashtable.
4147 2005-05-12 Steven Bosscher <stevenb@suse.de>
4148 Stuart Hastings <stuart@apple.com>
4149 Jan Hubicka <jh@suse.cz>
4151 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4152 duplicate_eh_regions): New functions, based on old
4153 implementation removed with RTL inliner.
4154 (reachable_next_level): Modify behaviour pre-inline.
4155 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4157 * function.h (struct function): Add after_inlining flag.
4158 * tree-optimize.c (tree_rest_of_compilation): Set it.
4159 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4161 * tree-cfg.c (label_to_block_fn): Deal with cases where
4162 label was never insterted into code.
4164 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4166 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4168 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4170 Fix PR tree-optimization/21532
4171 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4172 needs to go onto the inserted_exprs list.
4174 2005-05-12 Ian Lance Taylor <ian@airs.com>
4176 * c-common.h (statement_code_p): Don't declare.
4177 (STATEMENT_CODE_P): Don't define.
4178 (INIT_STATEMENT_CODES): Don't define.
4179 * c-common.c (statement_code_p): Don't define.
4181 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4183 * config/sparc/sparc.h: Remove dead code.
4184 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4185 FIRST_PARM_OFFSET for the size of the register window area.
4186 (emit_save_regs): Rename into emit_save_or_restore_regs.
4187 Add 'action' parameter. Use 4095 as upper bound for the offset.
4188 Pass 'action' to save_or_restore_regs.
4189 (emit_restore_regs): Delete.
4190 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4191 (sparc_expand_epilogue): Likewise.
4192 * config/sparc/sparc.md (mode macro P): Move.
4193 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4194 (mov<V32:mode> expander): Move to the top of the V32 section.
4195 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4196 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4197 (sibcall_epilogue): Move.
4199 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4202 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4203 synthesizing a constant of the difference of two immediates.
4205 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4207 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4208 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4209 the alternatives using integer registers into the appropriate
4212 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4214 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4215 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4216 * bitmap.h: Fixed comments.
4218 2005-05-11 Richard Henderson <rth@redhat.com>
4221 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4222 (ia64_cannot_force_const_mem): New.
4223 (tls_symbolic_operand_type): New.
4224 (ia64_legitimate_constant_p): New.
4225 (ia64_expand_load_address): Return true on success. Improve
4226 checks for when we should not split.
4227 (ia64_expand_tls_address): New addend operand. Distribute it
4228 as appropriate to the tls_kind. Delay referencing gp.
4229 (ia64_expand_move): Split symbolic addend as necessary. Handle
4230 tls symbols with addends.
4231 * config/ia64/ia64-protos.h: Update.
4232 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4233 p0, f0, f1, and r13.
4234 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4235 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4236 (symbolic_operand splitter): Pass everything through
4237 ia64_expand_load_address and FAIL or DONE as appropriate.
4238 (load_fptr): Only accept after reload.
4239 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4240 load_symptr_low, load_ltoff_dtpmod,
4242 (load_dtprel): Only accept tls symbols.
4243 (load_dtprel64, load_dtprel22): Likewise.
4244 (load_tprel, load_tprel64, load_tprel22): Likewise.
4245 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4246 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4247 (add_dtprel14, add_dtprel22): Likewise.
4248 (add_tprel, add_tprel14, add_tprel22): Likewise.
4249 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4250 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4251 (got_symbolic_operand): Check CONST offsets.
4252 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4253 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4254 (move_operand): Don't handle tls here. Check CONST offsets.
4256 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4258 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4259 Remove hilo_operand check.
4260 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4261 * config/mips/predicates.md (hilo_operand): Delete.
4263 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4265 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4267 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4269 PR tree-optimizer/18472
4270 * tree-if-conv.c (tree_if_convert_stmt,
4271 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4273 2005-05-11 Jan Hubicka <jh@suse.cz>
4275 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4276 (GTFILES): add except.h.
4277 * except.c (eh_status): Add throw_stmt_table.
4278 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4279 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4280 lookup_stmt_eh_region_fn): Declare.
4281 (throw_stmt_node): New structure.
4282 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4283 * gengtype.c (open_base_files): Add except.h to inlines.
4284 * tree-eh.c (throw_stmt_node): Kill.
4285 (record_stmt_eh_region): Update.
4286 (add_stmt_to_eh_region_fn): Break out from ...
4287 (add_stmt_to_eh_region): ... here.
4288 (remove_stmt_from_eh_region_fn): Break out from ...
4289 (remove_stmt_from_eh_region): ... here.
4290 (lookup_stmt_eh_region_fn): Break out from ...
4291 (lookup_stmt_eh_region): ... here.
4292 (honor_protect_cleanup_actions): Use build_resx.
4293 (lower_try_finally_onedest): Likewise.
4294 (lower_try_finally_copy): Likewise.
4295 (lower_try_finally_switch): Likewise.
4296 (lower_eh_constructs): Update eh table construction.
4297 * tree.c (build_resx): New.
4298 * tree.h (build_resx): Declare.
4300 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4302 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4305 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4307 * fold-const.c, libgcov.c: Fix comment typos.
4309 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4312 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4314 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4315 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4317 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4319 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4322 * crtstuff.c: Include auto-host.h again, for now.
4324 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4326 * config/mips/24k.md: Remove trailing whitespace.
4328 2005-05-11 David Ung <davidu@mips.com>
4330 * config/mips/mips.md (type): Add imul3.
4331 (length, hazard, may_clobber_hilo): Check for imul3.
4332 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4333 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4334 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4335 for a 3 operand mul and its bypasses.
4336 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4337 * config/mips/4000.md (r4k_imul): Likewise.
4338 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4339 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4340 (vr4130_muldi): Likewise.
4341 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4342 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4343 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4344 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4345 (ir_vr54_imadd_si): Likewise.
4346 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4347 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4348 (rm7_impy_di): Likewise.
4349 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4350 * config/mips/generic.md (generic_imul): Likewise.
4351 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4352 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4354 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4356 PR middle-end/20371:
4357 * tree.h (record_layout_info_s): New member prev_packed.
4358 * stor-layout.c (update_alignment_for_field): Fix comment about
4359 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4360 we start it properly aligned.
4361 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4362 to update_alignment_for_field, and recompute it afterwards using
4363 the alignment of the record.
4364 When a packed bitfield precedes an MS bitfield, don't add padding
4365 at the end of the packed bitfield on behalf of the base type of
4366 the packed bit field.
4367 Don't adjust rli->bitpos at the end
4368 of an MS bitfield run if we already adjusted bitpos/offset for an
4369 alignment as large or larger than the bitfield type size.
4370 Take possible record alignment > BIGGEST_ALIGNMENT into account
4371 when calculating actual_align.
4372 Only put packed buit fields into rli->prev_field if they end up
4374 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4375 Update rli->remaining_in_alignment when we have already started a
4376 run of bit fields and we process a packed bit field.
4378 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4380 * tree-data-ref.c (find_data_references_in_loop): Give up when
4381 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4382 may embed arbitrary side effects.
4383 Remove the assumption that GIMPLE form contains a single array
4384 access per statement.
4385 When the statement contains virtual operands, fail if it is not
4386 a MODIFY_EXPR or a CALL_EXPR.
4387 Return after the dont know node is inserted.
4389 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4391 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4393 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4396 PR tree-optimization/19639
4397 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4398 and generic summands for char* as s * delta, too, folding &a[i]
4399 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4400 for comparison of steps. Convert types for index addition.
4401 (fold_binary): Adjust the callers to always dispatch to
4402 try_move_mult_to_index.
4403 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4404 expr with non-gimple ARRAY_REF offset.
4406 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4408 * fold-const.c (fold_indirect_ref_1): Avoid removing
4409 NOP_EXPRs with type qualifiers like const.
4411 2005-05-11 Richard Henderson <rth@redhat.com>
4414 * c-decl.c (finish_decl): Propagate the completed array type of
4415 a global variable into the binding.
4417 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4419 * Makefile.in (gtype-desc.o, build/genautomata.o)
4420 (build/varray.o): Depend on $(VARRAY_H).
4422 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4424 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4425 optimization passes to do an initial batch of scalar cleanups.
4427 2005-05-10 Ian Lance Taylor <ian@airs.com>
4429 * read-rtl.c (struct macro_traverse_data): Define.
4430 (map_attr_string): New static function, broken out of
4431 apply_macro_to_string.
4432 (mode_attr_index, apply_mode_maps): New static functions.
4433 (apply_macro_to_string): Call map_attr_string.
4434 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4436 (apply_macro_traverse): Expect data to point to a struct
4437 macro_traverse_data.
4438 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4439 to pass data through htab_traverse.
4440 (read_rtx_1): Add mode_maps parameter. Change all callers.
4441 Handle mode names which are attribute strings.
4442 * doc/md.texi (Substitutions): Rename from String Substitutions.
4443 Change references. Document using attributes as modes.
4445 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4447 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4448 * tree-optimize.c (init_tree_optimization_passes) Swap
4449 pass_ch and pass_profile.
4450 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4451 here. Remove rewrite_into_loop_closed_ssa call.
4453 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4455 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4457 (legitimate_reload_constant_p): Add check for const double zero.
4458 * config/s390/s390.md: Add comment for constraint letter 'G'.
4459 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4460 attributes for new case.
4461 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4462 s390_const_double_ok_for_constraint_p.
4463 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4466 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4468 PR tree-optimization/21170
4469 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4470 rewrite_ssa_into_ssa in comments with update_ssa.
4472 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4474 * tree-ssa-loop-im.c: Include hashtab.h.
4475 (struct mem_ref_loc): New.
4476 (struct mem_ref): Describe the set of references with the same
4478 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4479 maybe_queue_var, fem_single_reachable_address,
4480 for_each_memref, single_reachable_address,
4481 is_call_clobbered_ref, determine_lsm_reg): Removed.
4482 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4483 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4484 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4486 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4487 (determine_lsm_loop): Rewritten.
4488 (determine_lsm): Do not set stmt uids.
4490 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4492 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4495 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4497 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4498 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4499 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4501 2005-05-10 Jeff Law <law@redhat.com>
4503 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4504 thread_across_edge for any abnormal edges.
4506 2005-05-10 Richard Henderson <rth@redhat.com>
4508 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4509 * config/ia64/ia64-protos.h: Declare it.
4510 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4511 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4512 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4513 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4514 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4515 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4516 extend result; use release semantics.
4517 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4518 (sync_val_compare_and_swap_<IMODE>): Update to match.
4520 2005-05-10 Richard Henderson <rth@redhat.com>
4522 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4523 before comparing it for success.
4525 2005-05-10 Richard Henderson <rth@redhat.com>
4527 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4528 no return value pattern.
4530 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4531 H.J. Lu <hongjiu.lu@intel.com>
4533 * libgcov.c (create_file_directory): New function. Create
4534 directory for the given file name.
4535 (gcov_max_filename): New static var. Keeps size of the longest
4537 (gcov_exit): Always try to create directory for output
4538 file. Relocate each filename basing on environment vars.
4539 (__gcov_init): Remember the longest file name.
4540 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4541 * doc/gcov.texi (Cross-profiling): New node documenting
4542 cross-profiling management.
4543 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4545 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4547 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4548 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4550 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4552 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4553 case code to avoid one move instruction.
4554 (__umodsi3, __modsi3): Merge duplicated code sequences.
4556 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4558 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4559 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4560 * doc/invoke.texi: Fix typos.
4562 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4563 init_data_ref, access_functions_are_affine_or_constant_p,
4564 free_data_refs): Use VEC instead of VARRAY.
4565 * tree-data-ref.h (data_reference): Change the type of
4566 access_fns to VEC(tree,gc)*.
4567 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4569 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4572 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4573 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4574 (contains_label_1, contains_label_p): New functions for checking
4575 labels in a sub-tree.
4577 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4580 * c-decl.c (pushdecl): When there is a declaration in the current
4581 scope and the declarations are external linkage, check for
4582 compatibility with the type in the external scope and update the
4583 type in the external scope with the composite type information.
4584 Do not form a composite type of the new type and the visible type
4585 if they are incompatible.
4587 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4589 * crtstuff.c: Revert part of 2005-05-08 Change.
4590 (IN_LIBGCC2): Define.
4592 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4594 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4595 remove redundant test.
4596 (fp_mov_p): Accept 0.
4597 (fp_high_losum_p): Remove redundant test.
4598 * config/sparc/predicates.md (const_high_operand): Explicitly test
4599 (not small_int_operand).
4600 (fp_const_high_losum_operand): New.
4601 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4602 (movdi_insn_sp32_v9): Use canonical predicates.
4603 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4604 (movdi_insn_sp64_novis): Delete.
4605 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4606 (movsf_insn_novis): Delete.
4607 (movsf_insn_vis): Rename into movsf_insn.
4608 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4609 (movsf_lo_sum): Use fp_const_high_losum_operand.
4610 (movsf_high): Likewise.
4611 (movsf_high_losum splitter): Likewise.
4612 (mov<V32:mode> expander): Use register_or_zero_operand.
4613 (mov<V64:mode> expander): Likewise.
4614 (movdf_insn_sp32): Use register_or_zero_operand.
4615 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4616 Rename into movdf_insn_sp32_no_fpu.
4617 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4618 Rename into movdf_insn_sp32_v9_no_fpu.
4619 (movdf_insn_v9only_novis): Delete.
4620 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4621 (movdf_insn_sp64_novis): Delete.
4622 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4623 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4624 Rename into movdf_insn_sp64_no_fpu.
4625 (movtf expander): Use register_or_zero_operand.
4626 (movtf_insn_sp32): Delete.
4627 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4628 Rename into movtf_insn_sp32.
4629 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4630 Rename into movtf_insn_sp32_no_fpu.
4631 (movtf_insn_hq_sp64): Delete.
4632 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4633 Rename into movtf_insn_sp64_hq.
4634 (movtf_insn_sp64): Delete.
4635 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4636 Rename into movtf_insn_sp64.
4637 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4638 Rename into movtf_insn_sp64_no_fpu.
4640 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4642 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4643 gcc_assert and gcc_unreachable as appropriate.
4644 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4645 xstormy16_output_cbranch_si, xstormy16_split_move,
4646 xstormy16_initial_elimination_offset,
4647 xstormy16_encode_section_info, xstormy16_print_operand_address,
4648 xstormy16_expand_call, xstormy16_expand_arith,
4649 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4651 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4653 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4654 const_copies to VEC(tree,heap)*.
4655 (new_elim_graph, delete_elim_graph, elim_graph_size,
4656 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4659 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4662 * doc/extend.texi (Type Attributes): Correct example syntax.
4664 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4667 * doc/invoke.texi (-Wuninitialized): Update documentation.
4669 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4671 * arm.c (const_ok_for_arm): Use a faster algorithm.
4673 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4676 * config/rs6000/rs6000.md (add_op2): New.
4677 (add<mode>3): Use it.
4679 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4681 * arm.c (arm_gen_constant): Add new heuristic for generating
4682 constant integers that can be expressed as the difference of two
4685 2005-05-09 Roger Sayle <roger@eyesopen.com>
4687 * c-tree.h (parser_build_unary_op): New prototype.
4688 * c-typeck.c (parser_build_unary_op): New function to construct
4689 a unary operation in the C parser.
4690 * c-parser.c (c_parser_unary_expression): Use the new function
4691 parser_build_unary_op when appropriate.
4693 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4696 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4697 before outputting DWARF_FRAME_RETURN_COLUMN.
4699 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4701 * config/s390/s390.c: (s390_branch_condition_mask,
4702 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4703 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4704 legitimize_pic_address, s390_emit_tls_call_insn,
4705 legitimize_tls_address, legitimize_tls_address,
4706 s390_expand_addcc, print_shift_count_operand, print_operand,
4707 addr_generation_dependency_p, annotate_constant_pool_refs,
4708 s390_split_branches, find_constant_pool_ref,
4709 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4710 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4711 s390_output_pool_entry, s390_function_value,
4712 s390_call_saved_register_used, s390_emit_call): Replace
4713 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4714 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4715 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4716 get_some_local_dynamic_name, s390_function_arg_size,
4717 s390_function_arg_advance, s390_function_arg,
4718 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4719 default case by gcc_unreachable.
4720 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4721 conditional abort by gcc_assert.
4722 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4723 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4725 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4727 * config/s390/s390.c: (s390_decompose_address,
4728 tls_symbolic_operand, legitimate_pic_operand_p,
4729 legitimate_constant_p, legitimate_reload_constant_p,
4730 s390_expand_plus_operand, legitimate_address_p,
4731 legitimate_la_operand_p, ): Remove 'register' from signature.
4732 (symbolic_reference_mentioned_p,
4733 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4734 variable declarations.
4735 (legitimize_address): Remove 'register' from
4736 signature and local variable declarations.
4738 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4740 * config/s390/s390-protos.h: (s390_match_ccmode,
4741 s390_match_ccmode_set, reg_used_in_mem_p,
4742 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4743 legitimate_la_operand_p, preferred_la_operand_p,
4744 s390_short_displacement, addr_generation_dependency_p,
4745 legitimate_reload_constant_p, legitimate_address_p): Change return type
4747 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4748 * config/s390/s390.c: (s390_match_ccmode,
4749 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4750 legitimate_reload_constant_p): Change return type into 'bool'.
4751 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4752 Likewise. Additionally adapted comment.
4753 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4754 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4755 (s390_decompose_address): Change the type of the internal flags
4756 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4757 (struct s390_address): Change type of "pointer" into bool.
4758 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4759 Adapt calls for 's390_tm_ccmode' to the new signature.
4761 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4763 * config/s390/s390.c: (s390_match_ccmode_set,
4764 s390_branch_condition_mnemonic, s390_short_displacement,
4765 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4766 print_shift_count_operand, get_some_local_dynamic_name,
4767 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4768 addr_generation_dependency_p, s390_split_branches,
4769 annotate_constant_pool_refs, find_constant_pool_ref,
4770 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4771 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4772 s390_register_info, s390_frame_info, s390_init_frame_layout,
4773 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4774 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4775 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4776 s390_encode_section_info, s390_cannot_force_const_mem,
4777 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4778 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4779 s390_adjust_priority, s390_issue_rate,
4780 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4781 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4782 s390_build_builtin_va_list, s390_gimplify_va_arg,
4783 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4784 s390_pass_by_reference, s390_fixed_condition_code_regs,
4785 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4786 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4787 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4788 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4789 s390_find_constant, s390_add_execute, s390_find_execute,
4790 s390_execute_label, s390_execute_target, s390_dump_pool,
4791 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4792 Move target macro definitions to the end of the file. Move several
4793 functions within the file to assure correct compiling.
4795 2005-05-09 Steven Bosscher <stevenb@suse.de>
4797 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4798 (fixup_tail_calls): ...here. Only look at insns between the
4799 start of the function and the FUNCTION_BEG insn note.
4801 * gcse.c (one_cprop_pass): Fix typos in dumps.
4803 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4805 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4807 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4808 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4809 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4810 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4812 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4813 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4814 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4817 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4819 * config/s390/s390.md: ("gf") New mode attribute.
4820 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4821 "fixuns_truncsfsi2"): Merge.
4822 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4823 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4824 "fix_truncsfsi2_ieee"): Merge.
4826 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4828 * config/s390/s390.md: ("FPR") New mode macro.
4829 ("de", "dee"): New mode attributes.
4830 ("cmpdf", "cmpsf"): Merge.
4831 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4832 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4833 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4834 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4835 ("floatdidf2", "floatdisf2"): Merge.
4836 ("adddf3", "addsf3"): Merge.
4837 ("*adddf3", "*addsf3"): Merge.
4838 ("*adddf3_cc", "*addsf3_cc"): Merge.
4839 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4840 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4841 ("subdf3", "subsf3"): Merge.
4842 ("*subdf3", "*subsf3"): Merge.
4843 ("*subdf3_cc", "*subsf3_cc"): Merge.
4844 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4845 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4846 ("muldf3", "mulsf3"): Merge.
4847 ("*muldf3", "*mulsf3" "): Merge.
4848 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4849 ("*fmadddf", "*fmaddsf"): Merge.
4850 ("*fmsubdf", "*fmsubsf"): Merge.
4851 ("divdf3", "divsf3"): Merge.
4852 ("*divdf3", "*divsf3"): Merge.
4853 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4854 ("negdf2", "negsf2"): Merge.
4855 ("*negdf2_cc", "*negsf2_cc"): Merge.
4856 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4857 ("*negdf2", "*negsf2"): Merge.
4858 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4859 ("absdf2", "abssf2"): Merge.
4860 ("*absdf2_cc", "*abssf2_cc"): Merge.
4861 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4862 ("*absdf2", "*abssf2"): Merge.
4863 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4864 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4865 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4866 ("*negabsdf2", "*negabssf2"): Merge.
4867 ("sqrtdf2", "sqrtsf2"): Merge.
4869 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4871 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4873 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4874 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4875 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4876 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4878 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4879 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4880 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4881 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4882 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4883 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4884 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4885 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4886 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4887 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4888 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4889 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4890 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4891 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4892 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4893 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4895 ("*divsf3"): Additionally rename second pattern to
4897 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4898 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4899 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4900 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4901 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4902 'type values' and rename 'type' value.
4903 ("*addsf3"): Additionally rename second pattern to
4906 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4908 * config/s390/s390.md: ("SHIFT"): New mode macro.
4909 ("lr", "shift"): New mode attributes.
4910 ("ashldi3", "lshrdi3"): Merge.
4911 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4912 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4913 ("ashlsi3", "lshrsi3"): Merge.
4915 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4917 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4919 ("E", "g"): New mode attributes.
4920 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4921 ("*adddi3_alc", "*addsi3_alc"): Merge.
4922 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4923 ("*subdi3_slb", "*subsi3_slb"): Merge.
4924 ("adddicc", "addsicc"): Merge.
4925 ("*sconddi", "*scondsi"): Merge.
4926 ("*sconddi_neg", "*scondsi_neg"): Merge.
4927 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4928 ("negdi2", "negsi2"): Extract expander pattern from
4929 "negsi2" and merge with "negdi2".
4930 ("*negdi2"): Merge with instruction pattern of "negsi2".
4931 ("*negdi2_cc", "*negsi2_cc"): Merge.
4932 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4933 ("rotldi3", "rotlsi3"): Merge.
4935 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4937 * config/s390/s390.md: ("hc"): New mode attribute.
4938 ("extendhidi2", "extendqidi2"): Merge.
4939 ("*extendhidi2", "*extendqidi2"): Merge.
4940 ("extendhisi2", "extendqisi2"): Merge.
4941 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4942 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4943 Merged 2 define_split.
4944 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4945 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4947 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4949 * config/s390/s390.md: ("COMPARE"): New mode macro.
4950 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4951 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4952 "bungt", "bunle", "bunge", "bltgt"): Merge.
4954 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4956 * config/s390/s390.md: ("INT"): New mode macro.
4957 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4960 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4962 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4963 ("cmpdi", "cmpsi"): Merge.
4964 ("strlendi", "strlensi"): Merge.
4965 ("*strlendi", "*strlensi"): Merge.
4966 ("movmemdi", "movmemsi"): Merge.
4967 ("clrmemdi", "clrmemsi"): Merge.
4969 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4971 * config/s390/s390.md: ("HQI"): New mode macro.
4972 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4973 ("*tmhi_full", "*tmqi_full"): Merge.
4974 ("*tsthiCCT", "*tstqiCCT"): Merge.
4975 ("*tsthi", "*tstqi"): Merge.
4976 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4977 ("*sethighhisi", "*sethighqisi"): Merge.
4979 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4981 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4982 config/alpha/unicosmk.h, config/arc/arc.md,
4983 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4984 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4985 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4986 config/arm/semi.h, config/arm/uclinux-elf.h,
4987 config/arm/wince-pe.h, config/fr30/fr30.c,
4988 config/rs6000/altivec.h: Update copyright.
4990 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4992 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4993 gcc_assert and gcc_unreachable as appropriate.
4994 (pdp11_output_function_epilogue, output_move_double,
4995 output_move_quad, print_operand_address, output_jump,
4996 output_addr_const_pdp11): Likewise.
4997 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4998 ASM_OUTPUT_ALIGN): Likewise.
4999 * config/pdp11/pdp11.md: Likewise.
5000 (extendhisi2, subhi3, subqi3): Likewise.
5002 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5005 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5008 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5010 * config/ia64/ia64.c: Fix a comment typo.
5012 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5015 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5016 (arm_override_options): Use them instead of manifest constants. Don't
5017 allow -march to override the -mtune setting.
5019 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5021 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5022 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5023 (function_arg_advance, function_arg, save_restore_insns,
5024 iq2000_expand_prologue, iq2000_output_conditional_branch,
5025 expand_one_builtin, print_operand):
5026 * config/iq2000/iq2000.md (tablejump): Likewise.
5028 2005-05-09 David Ung <davidu@mips.com>
5030 * config/mips/mips.h (processor_type): Add names for the 24K.
5031 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5033 * config/mips/mips.md (cnv_mode): New attribute for recording the
5034 conversion types of float convert insns.
5035 (cpu): Add 24k and 24kx.
5036 (include): Include 24k.md file.
5037 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5038 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5039 (floatdisf2): Setup cnv_mode.
5040 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5042 * config/mips/24k.md: New file, contains 24k DFA pipeline
5045 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5047 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5048 gcc_unreachable as appropriate.
5049 (print_operand, prepare_move_operands, prepare_scc_operands,
5050 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5051 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5052 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5053 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5054 sh_set_return_address, sh_setup_incoming_varargs,
5055 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5056 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5057 check_use_sfunc_addr): Likewise.
5058 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5059 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5060 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5061 sh_symbian_mark_dllimport): Likewise.
5062 * config/sh/sh.md: Likewise.
5063 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5064 casesi_worker_2, casesi_shift_media, casesi_load_media,
5065 return_media): Likewise.
5067 2005-05-08 Roger Sayle <roger@eyesopen.com>
5070 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5073 2005-05-08 Richard Henderson <rth@redhat.com>
5075 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5077 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5079 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5080 and -1 can happen in reg_renumber when no hard register is assigned.
5082 2005-05-08 Steven Bosscher <stevenb@suse.de>
5083 Kazu Hirata <kazu@cs.umass.edu>
5085 PR tree-optimization/14841, tree-optimization/15838
5086 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5087 (evaluate_stmt): Call it.
5089 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5091 * config/ia64/ia64.c (ia64_override_options): Don't set
5092 ia64_flag_var_tracking and clear flag_var_tracking here...
5093 (ia64_file_start): ... but here.
5095 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5097 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5098 and gcc_unreachable as appropriate.
5099 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5100 m68hc11_gen_highpart, print_operand, print_operand_address,
5101 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5102 m68hc11_gen_movhi): Likewise.
5103 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5104 * config/m68hc11/m68hc11.md: Reword comment.
5106 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5109 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5112 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5114 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5115 the 68HC12 address indirect addressing mode as it is not supported by
5117 * config/m68hc11/m68hc11-protos.h
5118 (m68hc11_valid_addressing_p): Declare.
5119 (m68hc11_add_mode): Declare.
5120 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5121 register_indirect_p and export it.
5122 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5123 instruction so that it is part of the good BB.
5124 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5125 addressing with movw.
5126 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5128 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5129 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5130 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5132 ("*movhi_68hc12"): Handle movhi_const0.
5133 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5134 ("*subhi3_zext"): Likewise.
5136 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5139 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5140 operand 1 and fix constraints.
5141 ("mulqihi3"): Use general_operand for operand 2.
5143 2005-05-08 Julian Brown <julian@codesourcery.com>
5144 H.J. Lu <hongjiu.lu@intel.com>
5145 Paul Brook <paul@codesourcery.com>
5147 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5148 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5149 20050308/2.16.0 or newer for comdat group.
5150 * configure: Regenerated.
5151 * config.in: Regenerated.
5152 * varasm.c (default_function_rodata_section): Put .rodata section in
5153 COMDAT group when necessary.
5154 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5156 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5159 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5161 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5163 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5164 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5165 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5166 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5168 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5171 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5172 64-bit constants on 64-bit hosts.
5173 (m68hc11_split_logical): Simplify.
5174 (m68hc11_split_move): Likewise.
5176 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5177 Paolo Bonzini <bonzini@gnu.org>
5179 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5180 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5181 * configure.ac (enable_checking): Fix typos in runtime_checking.
5182 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5183 (xm_file): Prepend auto-host.h
5184 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5185 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5187 * crtstuff.c: Do not include auto-host.h.
5188 (IN_LIBGCC2): Do not define.
5189 * gcov-io.h: Include tconfig.h, not auto-host.h.
5190 * libgcc2.c: Do not include auto-host.h.
5191 (abort): Do not undefine.
5192 * libgcov.c: Remove unneeded comment about config.h.
5193 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5194 * config.in, configure: Regenerated.
5196 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5197 Falk Hueffner <falk@debian.org>
5199 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5200 and gcc_unreachable as appropriate.
5201 (get_aligned_mem, get_unaligned_address,
5202 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5203 alpha_emit_setcc, alpha_emit_conditional_move,
5204 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5205 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5206 alpha_expand_unaligned_load, alpha_expand_block_move,
5207 alpha_expand_zap_mask, get_trap_mode_suffix,
5208 get_round_mode_suffix, get_some_local_dynamic_name,
5209 print_operand_address, function_arg, alpha_return_in_memory,
5210 function_value, alpha_expand_builtin,
5211 alpha_initial_elimination_offset, alpha_expand_epilogue,
5212 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5213 alphaev5_next_group, alpha_align_insns,
5214 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5215 unicosmk_ssib_name): Likewise.
5216 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5217 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5218 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5219 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5220 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5221 * config/alpha/alpha.md (*divmodsi_internal_er,
5222 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5223 call_nt, call_umk, call_vms, call_value, sibcall_value,
5224 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5225 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5226 * config/alpha/predicates.md (input_operand): Likewise.
5228 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5230 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5231 gcc_unreachable, as appropriate.
5232 (frv_function_prologue, frv_alloc_temp_reg,
5233 frv_initial_elimination_offset, frv_expand_block_move,
5234 frv_expand_block_clear, frv_print_operand_jump_hint,
5235 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5236 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5237 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5238 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5239 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5240 frv_in_small_data_p, frv_asm_out_constructor,
5241 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5242 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5243 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5244 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5245 sibcall_value, casesi): Likewise.
5247 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5248 gcc_unreachable as appropriate.
5249 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5250 expand_epilogue, notice_update_cc, initial_offset,
5251 mn10300_address_cost_1): Likewise.
5252 * config/mn10300/mn10300.md: Likewise.
5253 (absdf2, abssf2, negdf2, negsf2): Likewise.
5255 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5258 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5260 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5261 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5262 including sunge_<mode> and sungt_<mode>.
5264 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5266 * integrate.h (get_hard_reg_initial_val): Change type of register
5267 parameter from int to unsigned int.
5268 (has_hard_reg_initial_val): Likewise.
5269 * integrate.c (get_hard_reg_initial_val): Likewise.
5270 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5272 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5274 * except.c (eh_status): Change the type of ttype_data to
5276 (add_ttypes_entry, assign_filter_values,
5277 output_function_exception_table): Use VEC instead of VARRAY.
5279 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5281 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5283 2005-05-07 Paul Brook <paul@codesourcery.com>
5285 * Makefile.in: Fix dependencies.
5286 (GCOV_IO_H, VARRAY_H): Set.
5288 2005-05-07 Anthony Green <green@redhat.com>
5291 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5292 x$STMP_FIXPROTO test.
5293 * configure: Rebuilt.
5295 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5297 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5298 inappropriate feature test macros if flag_iso.
5300 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5302 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5304 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5307 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5308 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5309 Handle moved operand being in special register.
5310 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5311 presumed working insn.
5312 (mover2side): Add FIXME.
5314 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5316 * integrate.c (get_func_hard_reg_initial_val): Delete.
5317 (has_func_hard_reg_initial_val): Delete.
5318 (get_hard_reg_initial_val): Inline the old implementation of
5319 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5320 instead of has_func_hard_reg_initial_val to test for an existing
5321 pseudo. Only create an rtx if a new initial value entry is needed.
5322 (has_hard_reg_initial_val): Scan the initial value list directly.
5323 Don't create an rtx.
5325 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5327 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5329 * config.in (HAVE_AS_POPCNTB): New.
5330 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5331 (HAVE_AS_POPCNTB): New.
5332 * configure: Regenerated.
5333 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5334 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5335 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5336 and rs6000_sched_costly_dep.
5337 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5338 (TARGET_XL_COMPAT): Delete.
5339 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5340 (popcount<mode>2): New.
5341 (popcntb<mode>2): New.
5342 * config/rs6000/rs6000.opt (mpopcntb): New.
5344 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5345 if variable name exists.
5347 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5349 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5351 2005-05-07 Richard Henderson <rth@redhat.com>
5354 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5355 with constant offsets.
5357 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5359 * config/v850/v850.c (print_operand): Use gcc_assert and
5360 gcc_unreachable, as appropriate.
5361 (print_operand_address, v850_handle_data_area_attribute,
5362 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5363 v850_insert_attributes, construct_prepare_instruction): Likewise.
5364 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5365 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5367 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5369 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5370 config/rs6000/rs6000.h: Fix comment typos.
5372 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5374 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5375 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5376 (mips_scalar_mode_supported_p): Delete.
5378 2005-05-06 Eric Christopher <echristo@redhat.com>
5380 * config/mips/mips.opt: Remove -mint64 option.
5381 * config/mips/mips.c (override_options): Remove -mint64
5383 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5384 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5385 64-bit integer handling.
5386 * doc/invoke.texi (Option Summary): Remove -mint64 for
5389 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5391 PR tree-optimization/19401
5392 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5393 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5394 (estimated_unrolled_size): New function.
5395 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5396 tree_unroll_loops_completely): Always unroll loops if the code size
5398 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5399 loops should be unrolled completely.
5400 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5402 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5404 PR rtl-optimization/21254
5405 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5406 assumptions for loops that otherwise do not roll.
5407 (find_simple_exit): Prefer # of iterations that is guaranteed
5409 * loop-unroll.c (decide_peel_once_rolling,
5410 decide_peel_completely): Check whether the loop is infinite.
5412 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5414 * config/rs6000/sysv4.opt: Fix typo.
5416 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5417 Jakub Jelinek <jakub@redhat.com>
5420 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5421 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5422 Don't use rep; movs{l,q} if the repetition count is really small,
5423 instead use a sequence of movs{l,q} instructions.
5425 2005-05-06 Jeff Law <law@redhat.com>
5427 PR tree-optimization/21380
5428 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5429 thread through a block with no preds.
5431 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5433 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5434 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5435 add_call_read_ops): Use VEC instead of VARRAY.
5437 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5439 * config/mcore/mcore.c (mcore_print_operand_address): Use
5440 gcc_assert and gcc_unreachable as appropriate.
5441 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5442 mcore_output_andn, output_inline_const, mcore_output_move,
5443 mcore_output_movedouble, mcore_expand_block_move,
5444 layout_mcore_frame, mcore_initial_elimination_offset,
5445 mcore_expand_prolog, mcore_mark_dllexport,
5446 mcore_mark_dllimport): Likewise.
5447 * config/mcore/mcore.h (switch_to_section): Likewise.
5448 * config/mcore/mcore.md: Likewise.
5450 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5452 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5453 TARGET_PROFILE_KERNEL.
5455 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5456 TARGET_PROFILE_KERNEL use.
5458 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5460 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5461 and gcc_unreachable, as appropriate.
5462 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5463 m32r_expand_prologue, m32r_output_function_epilogue,
5464 m32r_legitimize_pic_address, m32r_print_operand_address,
5465 emit_cond_move, m32r_function_symbol,
5466 m32r_output_block_move): Likewise.
5467 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5468 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5469 *rev_zero_branch_insn): Likewise.
5471 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5474 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5475 if both NEWDECL and OLDDECL are already weak.
5477 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5479 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5481 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5482 Kaz Kojima <kkojima@gcc.gnu.org>
5484 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5487 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5488 David Edelsohn <edelsohn@gnu.org>
5490 * config.gcc: Add .opt magic for the rs6000 ports.
5492 * doc/invoke.texi: Document -mabi= option properly. Document
5493 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5494 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5497 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5498 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5501 * config/rs6000/aix.opt: New.
5502 * config/rs6000/aix41.opt: New.
5503 * config/rs6000/aix64.opt: New.
5504 * config/rs6000/darwin.opt: New.
5505 * config/rs6000/linux64.opt: New.
5506 * config/rs6000/rs6000.opt: New.
5507 * config/rs6000/sysv4.opt: New.
5509 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5510 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5512 Define TARGET_USES_SYSV4_OPT.
5513 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5514 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5515 TARGET_USES_AIX64_OPT.
5516 * config/rs6000/aix51.h: Same.
5517 * config/rs6000/aix52.h: Same.
5518 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5519 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5520 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5521 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5522 * config/rs6000/linux64.h: Use
5523 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5525 * config/rs6000/rs6000.c: Remove definitions of
5526 rs6000_sched_restricted_insns_priority,
5527 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5528 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5529 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5530 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5531 rs6000_alignment_string. Define rs6000_explicit_options.
5532 (rs6000_parse_abi_options): Remove.
5533 (rs6000_parse_alignment_option): Remove.
5534 (rs6000_parse_float_gprs_option): Remove.
5535 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5536 TARGET_DEFAULT_TARGET_FLAGS.
5537 (rs6000_override_options): Revamp to use new .opt machinery.
5539 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5540 of new .opt machinery. Remove target_flags. Redefine
5541 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5542 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5543 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5544 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5545 rs6000_longcall_switch, rs6000_default_long_calls,
5546 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5547 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5548 TARGET_ALTIVEC_VRSAVE.
5550 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5552 * config.gcc (hppa1.1-*-rtems*): Remove.
5553 * config/pa/rtems.h: Remove.
5555 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5557 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5558 Exclude roe/603e multilib variants.
5560 2005-05-04 Denis Chertykov <denisc@overta.ru>
5563 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5566 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5568 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5569 arm/pe.opt to $extra_options.
5570 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5571 (target_float_abi_name, target_float_switch, target_abi_name)
5572 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5573 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5574 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5575 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5576 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5577 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5578 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5579 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5580 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5581 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5582 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5583 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5584 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5585 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5586 (arm_pic_register_string): Delete.
5587 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5589 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5590 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5591 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5592 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5593 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5594 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5595 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5596 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5597 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5598 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5599 (SUBTARGET_SWITCHES): Delete.
5600 * config/arm/arm.c (target_float_switch): Delete.
5601 (arm_cpu_select): Moved from config/arm/arm.h.
5602 (target_fpu_name, target_fpe_name, target_float_abi_name)
5603 (target_abi_name, structure_size_string, arm_pic_register_string)
5604 (arm_select): Make static.
5605 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5606 (arm_handle_option): New function.
5607 (arm_override_options): Update target_flags checks for new mask names.
5608 Remove target_float_switch code.
5609 (arm_expand_prologue, thumb_expand_prologue): Check
5610 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5611 * config/arm/arm.opt, config/arm/pe.opt: New files.
5613 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5615 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5616 gcc_unreachable as appropriate.
5617 (arc_double_limm_p, arc_setup_incoming_varargs,
5618 arc_compute_function_type, arc_output_function_prologue,
5619 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5620 output_shift, arc_print_operand, arc_print_operand_address,
5621 arc_final_prescan_insn): Likewise.
5622 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5624 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5626 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5631 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5632 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5633 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5634 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5635 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5636 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5637 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5638 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5640 2005-05-05 Paul Brook <paul@codesourcery.com>
5642 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5643 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5644 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5645 and tree-data-ref.h with *_H variables.
5647 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5649 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5651 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5653 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5655 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5657 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5659 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5661 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5662 setting of vrsave register for current function after
5663 call to save_world is emitted.
5665 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5667 * config/mmix/predicates.md: New file.
5668 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5669 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5670 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5671 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5672 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5674 * config/mmix/mmix.md: Include predicates.md.
5675 ("call", "call_value"): Force address to register if it isn't a
5676 mmix_symbolic_or_address_operand.
5678 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5680 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5681 the flags are of appropriate types.
5682 (num_ssa_operands): Generalize using the generic interface.
5683 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5686 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5688 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5689 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5691 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5693 * tree-outof-ssa.c (edge_leader, stmt_list,
5694 analyze_edges_for_bb): Use VEC instead of VARRAY.
5695 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5696 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5697 fini_analayze_edges_for_bb.
5699 2005-05-04 James E Wilson <wilson@specifixinc.com>
5702 * gcc.c (process_command): In the second argv scan loop, ignore
5703 Xassembler and Xpreprocessor, along with their argument.
5705 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5707 * tree-flow-inline.h, tree-ssa-operands.c,
5708 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5709 Likewise. tree-vn.c: Fix comment typos.
5710 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5712 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5714 * doc/tm.texi (Target Hooks): Document
5715 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5717 2005-05-04 Paul Brook <paul@codesourcery.com>
5719 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5721 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5723 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5724 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5727 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5728 get_expansion, expand_var_during_unrolling,
5729 insert_var_expansion_initialization,
5730 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5733 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5736 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5739 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5740 the same as INTEGER_TYPE.
5741 (fold_binary): Fold "bool_var != 0" to bool_var.
5742 Fold "bool_var == 1" to bool_var.
5744 2004-05-03 Richard Henderson <rth@redhat.com>
5747 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5748 from recog_data instead of insn_data.
5750 2005-05-03 DJ Delorie <dj@redhat.com>
5752 * common.opt (fdiagnostics-show-option): No variable is needed.
5753 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5754 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5755 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5756 Save and restore original message format. Use flag in context
5758 (warning): Don't test for enabled warnings here.
5759 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5762 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5764 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5765 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5766 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5767 * aclocal.m4: Don't include accross.m4.
5768 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5769 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5770 * configure, config.in: Regenerate.
5772 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5775 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5776 (clear_storage): Add argument.
5777 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5778 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5780 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5781 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5782 (store_expr, store_constructor): Adjust callers.
5783 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5784 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5785 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5786 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5787 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5788 with EXP. Pass EXP to expand_builtin_memmove.
5789 (expand_builtin_memset): Add ORIG_EXP argument, pass
5790 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5791 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5792 Pass EXP to expand_builtin_memset.
5793 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5795 (expand_builtin_strncmp): Likewise.
5796 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5797 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5798 (expand_builtin_fprintf): Likewise.
5799 (expand_builtin): Adjust calls to
5800 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5802 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5805 PR rtl-optimization/21239
5806 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5808 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5810 * tree-flow.h (tree_ann_common_d): Move aux to ...
5811 (stmt_ann_d): ... here.
5812 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5813 move_computations_stmt, schedule_sm): Update references to
5815 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5817 * tree-cfg.c (remove_bb): Remove a redundant call to
5819 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5822 2005-05-03 Richard Henderson <rth@redhat.com>
5824 * config/rs6000/rs6000.c: Remove conflict markers.
5826 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5828 2005-05-03 James E Wilson <wilson@specifixinc.com>
5830 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5832 2005-05-03 DJ Delorie <dj@redhat.com>
5834 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5835 decide if the warning will be printed.
5836 * calls.c (expand_call): Likewise.
5837 * function.c (init-function_start): Likewise.
5839 * common.opt (-fdiagnostics-show-option): New.
5840 * opts.c (option_enabled): Accept the option index instead of a
5841 pointer to the option descriptor.
5842 * opts.h (option_enabled): Likewise.
5843 * toplev.c (print_switch_values): Pass option index, not option
5845 * diagnostic.h (diagnostic_info): Add option_index.
5846 * diagnostic.c: Include opts.h.
5847 (diagnostic_set_info): Initialize option_index.
5848 (diagnostic_report_diagnostic): Amend option name if appropriate.
5849 (warning): Check to see if the specified warning is enabled.
5851 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5853 2005-05-03 Richard Henderson <rth@redhat.com>
5855 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5856 SPEC_OR_GEN_REGS definitions.
5858 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5861 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5862 for unavailable registers.
5864 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5866 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5868 * cfglayout.c (block_locators_blocks,
5869 insn_locators_initialize, insn_scope): Use VEC instead of
5872 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5873 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5876 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5878 * config/sparc/predicates.md (const_compl_high_operand): New.
5879 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5881 (sparc_emit_set_const64_quick1): Adjust for above change.
5882 (sparc_emit_set_const64_quick2): Likewise.
5883 (sparc_emit_set_const64_longway): Likewise.
5884 (sparc_emit_set_const64): Likewise.
5885 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5886 movdi_const64_special): Delete.
5887 (logical constant splitters): Use const_compl_high_operand.
5889 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5891 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5892 rather than STRIP_NOPS.
5894 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5896 PR rtl-optimization/21330
5897 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5899 (unswitch_single_loop): Clear cinsn when retrying.
5902 * config/i386/i386.c (legitimize_address): When canonicalizing
5903 ASHIFT into MULT, multiply by 1 << shift_count instead of
5904 1 << log2 (shift_count).
5906 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5908 * lambda-code.c (gcc_loop_to_lambda_loop,
5909 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5910 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5911 generic operand interface.
5912 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5913 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5914 generic operand interface.
5915 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5916 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5917 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5918 num_imm_uses): Use ssa_use_operand_t.
5919 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5920 get_v_must_def_ops): Delete.
5921 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5922 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5923 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5924 get_v_must_def_kill_ptr): Delete.
5925 (delink_stmt_imm_use): Move and use new operand interface.
5926 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5927 op_iter_next_tree): Use new operand implementation.
5928 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5929 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5931 (op_iter_next_mustdef, op_iter_next_maydef,
5932 op_iter_next_must_and_may_def): Delete. Replace with...
5933 (op_iter_next_maymustdef): New. Combine must and may next operations.
5934 (op_iter_init_maydef, op_iter_init_mustdef,
5935 op_iter_init_must_and_may_def): Use new interface.
5936 (single_ssa_tree_operand ): New. Process single operands only as trees.
5937 (single_ssa_use_operand): New. Process single operands only as uses.
5938 (single_ssa_def_operand): New. Process single operands only as defs.
5939 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5941 (num_ssa_operands): New. Count the number of specified operands.
5942 (compare_ssa_operands_equal): New. Compare two statements' operands.
5943 (single_phi_def): New. Return true if PHI has one def of the specified
5945 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5946 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5947 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5948 (struct stmt_ann_d): Operands field no longer require GTY().
5949 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5950 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5951 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5952 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5953 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5954 Use use_operand_p instead of ssa_imm_use_t *.
5955 * tree-pretty-print.c (dump_vops): check if operands are active before
5956 dumping virtual operands.
5957 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5958 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5959 (ccp_fold): Use new interface.
5960 (ccp_visit_stmt): Remove unused variables and code.
5961 (convert_to_gimple_builtin): Insert statements before calling
5962 mark_new_vars_to_rename.
5963 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5964 (copy_prop_visit_cond_stmt): Use generic interface.
5965 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5966 annotation in table.
5967 (thread_across_edge): Use generic interface.
5968 (initialize_hash_element): Initialzie with stmt, not annotation.
5969 (eliminate_redundant_computations): Use generic interface.
5970 (record_equivalences_from_stmt): Pass stmt, not annotation.
5971 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5973 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5974 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5975 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5976 generic operand interface.
5977 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5979 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5981 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5982 (build_defs, build_uses, build_v_may_defs, build_vuses,
5983 build_v_must_defs): Change type to struct opbuild_list_d.
5984 (ops_active): New. Operands active boolean.
5985 (operand_memory, operand_memory_index): New. Operand memory managers.
5986 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5987 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5988 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5989 Change from functions to static variable list heads.
5990 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5991 (opbuild_initialize_real): New. Initialize a virtual build list.
5992 (opbuild_free): New. Free a build list.
5993 (opbuild_num_elems): New. Number of items in a list.
5994 (opbuild_append_real): New. Add a real (tree *) operand.
5995 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5996 (opbuild_first): New. Return first element index in a list.
5997 (opbuild_next): New. Return next element in a list.
5998 (opbuild_elem_real): New. Return real element.
5999 (opbuild_elem_virtual): New. Return virtual element.
6000 (opbuild_elem_uid): New. Return UID of virtual element.
6001 (opbuild_clear): New. Reset an operand list.
6002 (opbuild_remove_elem): New. Remove an element form a list.
6003 (ssa_operands_active): New. Return true if operand cache is active.
6004 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6005 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6006 (correct_use_link): Use use_operand_p.
6007 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6008 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6009 (cleanup_v_may_defs): Use new implmentation.
6010 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6012 (append_def, append_use, append_v_may_def, append_vuse,
6013 append_v_must_def): Call opbuild_append routine instead of using varray.
6014 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6015 global parse_old_ops variable.
6016 (free_ssa_operands): New implementation.
6017 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6018 (copy_virtual_operands): Move. New generic implementation.
6019 (create_ssa_artficial_load_stmt): Move. New implementation.
6020 (swap_tree_operands): Update for new implementation.
6021 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6022 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6023 rather than a varray.
6024 (verify_imm_links): Use use_operand_p.
6025 (dump_immediate_uses_for): If the immediate use variable is a virtual
6026 variable, show the virtual ops in the stmt.
6027 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6028 (NULL_DEF_OPERAND_P): Now a #define.
6029 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6030 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6031 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6032 mustdef_optype_d): New. Use Linked list representation.
6033 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6034 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6035 (struct stmt_operands_d): Change to new pointers that are not GTY.
6036 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6037 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6038 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6039 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6040 SET_V_MUST_DEF_KILL): Delete.
6041 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6042 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6043 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6044 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6045 (enum ssa_op_iter_type): Operand iterator typechecking values.
6046 (struct ssa_operand_iterator_d): Use linked lists of operands.
6047 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6048 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6049 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6050 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6051 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6052 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6053 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6054 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6055 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6056 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6057 alloc_vuse, and alloc_mustdef.
6058 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6059 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6060 and finalize_ssa_v_must_def_ops.
6061 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6062 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6064 (compute_avail): Use generic iterator interface.
6065 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6066 (stmt_makes_single_load, stmt_makes_single_store): Use
6068 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6069 (statement_sink_location): Use generic interface.
6070 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6071 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6072 reset the immediate use link nodes.
6073 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6074 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6075 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6076 (eliminate_tail_call): Use generic operand interface.
6077 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6078 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6080 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6082 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6083 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6085 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6086 Use statement pointer instead of vuse_optype. Use generic interface.
6087 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6088 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6089 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6090 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6091 * doc/tree-ssa.texi: Update documentation for operand interface.
6093 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6095 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6096 gcc_unreachable as appropriate.
6097 (machopic_function_base_name, machopic_indirect_data_reference,
6098 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6099 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6100 * config/rs6000/altivec.md (*mov<mode>_internal,
6101 build_vector_mask_for_load): Likewise.
6102 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6103 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6104 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6105 * config/rs6000/predicates.md (easy_fp_constant,
6106 logical_operand): Likewise.
6107 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6108 compute_save_world_info, rs6000_emit_prologue,
6109 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6110 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6113 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6116 * convert.c (convert_to_integer): Convert ceil and floor in
6119 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6122 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6123 define_insn_and_split. Split only when memory operand is
6124 offsettable. Use adjust_address rather than plus_constant.
6125 (floatunssidf2_internal): Likewise.
6126 (fix_truncdfsi2_internal): Split only when memory operand is
6127 offsettable. Use adjust_address rather than plus_constant.
6128 (fix_trunctfsi2_internal): Likewise.
6129 (floatsidf2_internal): Likewise.
6131 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6133 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6134 (set_value_range_to_null): Likewise.
6135 (set_value_range_to_varying): New function. Use it in all
6136 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6137 (extract_range_from_assert): If the integral type has a
6138 super-type, and LIMIT is not within MIN and MAX values of that
6139 type, set the resulting range to VR_VARYING.
6141 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6143 * config/mmix/mmix.opt: New file.
6144 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6145 (mmix_cc1_ignored_option): Don't declare.
6146 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6147 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6148 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6149 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6150 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6151 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6152 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6153 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6155 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6156 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6157 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6159 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6162 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6163 * c-decl.c (current_function_prototype_built_in,
6164 current_function_prototype_arg_types): New.
6165 (merge_decls): Keep source location of prototype followed by
6166 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6167 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6168 (start_function): Always set current_function_prototype_locus,
6169 current_function_prototype_built_in and
6170 current_function_prototype_arg_types. Check for external
6171 prototype whether or not visible for external function and set
6172 current_function_prototype_arg_types accordingly.
6173 (store_parm_decls_oldstyle): Use
6174 current_function_prototype_arg_types for checking old-style
6175 definition against prototype. Give warnings only if
6176 current_function_prototype_built_in).
6178 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6180 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6181 (ggc_alloc_zone_stat): Don't define.
6182 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6183 ggc_alloc_zone_pass_stat.
6184 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6185 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6186 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6188 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6190 * calls.c (expand_call): Handle current_function_pretend_args_size
6191 when checking for sibcalls.
6193 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6195 PR tree-optimization/21294
6196 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6197 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6199 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6202 * gcov-io.h: Declare gcov external functions hidden.
6204 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6206 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6207 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6208 Use VEC instead of VARRAY.
6211 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6214 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6216 * c-common.c (resolve_overloaded_builtin): Forward to target
6217 hook for BUILT_IN_MD built-ins.
6218 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6219 for all types of built-in.
6220 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6221 in the definition of the target hooks struct.
6222 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6223 * config/rs6000/altivec.h: Rewritten.
6224 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6225 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6226 rs6000_builtin_type, rs6000_builtin_type_compatible,
6227 altivec_overloaded_builtins, rs6000_builtin_type,
6228 rs6000_builtin_type_compatible): New.
6229 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6231 (def_builtin): Turn into a function. Check for duplicates and store
6232 the builtin into rs6000_builtin_decls.
6233 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6234 bdesc_1arg): Add overloaded builtins.
6235 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6236 do not support ALTIVEC_COMPILETIME_ERROR.
6237 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6238 nodes to represent front-end types.
6239 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6240 with opaque arguments and/or return values.
6241 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6242 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6243 (rs6000_builtin_type_index): New.
6244 (is_ev64_opaque_type): Rename to...
6245 (rs6000_is_opaque_type): ... this.
6246 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6249 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6251 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6254 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6255 Bernd Schmidt <bernd.schmidt@analog.com>
6257 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6258 print_address_operand, print_operand, legitimize_pic_address,
6259 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6260 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6262 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6264 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6266 * doc/passes.texi: Document vectorization pass.
6268 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6270 * tree-scalar-evolution.c (get_exit_conditions_rec,
6271 select_loops_exit_conditions,
6272 number_of_iterations_for_all_loops,
6273 analyze_scalar_evolution_for_all_loop_phi_nodes,
6274 scev_analysis): Use VEC instead of VARRAY.
6276 2005-05-02 Michael Matz <matz@suse.de>
6279 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6280 (warn_strict_null_sentinel): Define.
6281 (check_function_sentinel): Check for null_node as valid sentinel too.
6282 * c-common.h (c_tree_index): Added CTI_NULL.
6283 (null_node) Define global_tree[CTI_NULL].
6284 (warn_strict_null_sentinel): Declare.
6285 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6286 * c.opt: (Wstrict-null-sentinel): New C++ option.
6287 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6289 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6291 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6294 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6296 * dwarf2out.c (decl_scope_table, push_decl_scope,
6297 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6300 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6303 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6305 * doc/cpp.texi (__DEPRECATED): Document.
6306 (__EXCEPTIONS): Likewise.
6307 (__GXX_WEAK__): Likewise.
6309 * function.c (INVOKE__main): Do not define.
6310 (expand_main_function): Check HAS_INIT_SECTION when determining
6311 whether or not to call __main.
6313 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6315 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6317 2005-01-05 Paul Brook <paul@codesourcery.com>
6319 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6320 (INITIALIZE_TRAMPOLINE): Use it.
6321 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6322 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6323 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6325 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6327 * doc/install.texi (Specific): Omit dots in the @anchors names
6328 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6329 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6331 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6333 PR tree-optimization/18316
6334 PR tree-optimization/19126
6335 * tree.c (build_int_cst_type): Avoid shift by size of type.
6336 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6338 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6339 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6341 (dump_cand): Dump depends_on information.
6342 (determine_biv_step): Add argument to simple_iv call.
6343 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6344 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6346 (add_candidate_1): Record depends_on for candidates.
6347 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6348 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6349 Handle ivs with nonconstant step.
6350 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6351 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6352 (create_new_iv): Unshare the step before passing it to create_iv.
6353 (free_loop_data): Free cand->depends_on.
6354 (build_addr_strip_iref): New function.
6355 (find_interesting_uses_address): Use build_addr_strip_iref.
6356 (strip_offset_1): Split the recursive part from strip_offset.
6357 Strip constant offset component_refs and array_refs.
6358 (strip_offset): Split the recursive part to strip_offset_1.
6359 (add_address_candidates): Removed.
6360 (add_derived_ivs_candidates): Do not use add_address_candidates.
6361 (add_iv_value_candidates): Add candidates with stripped constant
6362 offset. Consider all candidates with initial value 0 important.
6363 (struct affine_tree_combination): New.
6364 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6365 aff_combination_add_elt, aff_combination_add,
6366 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6367 fold_affine_sum): New functions.
6368 (get_computation_at): Use fold_affine_sum.
6369 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6370 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6373 2005-04-30 Michael Matz <matz@suse.de>
6375 * config/i386/i386.md (movmemsi): Also active when
6376 TARGET_INLINE_ALL_STRINGOPS.
6378 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6381 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6383 2005-04-30 Paul Brook <paul@codesourcery.com>
6385 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6387 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6388 * config/arm/ieee754-sf.S: Ditto.
6389 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6390 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6392 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6394 * tree-ssanames.c: Fix a comment typo.
6395 * doc/options.texi: Fix a typo.
6397 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6399 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6400 gcc_unreachable as appropriate.
6401 (split_adds_subs, cond_string, print_operand,
6402 h8300_initial_elimination_offset, h8300_classify_operand,
6403 h8300_unary_length, h8300_short_immediate_length,
6404 h8300_bitfield_length, h8300_binary_length,
6405 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6406 compute_plussi_length, compute_plussi_cc, output_logical_op,
6407 compute_logical_op_length, compute_logical_op_cc,
6408 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6409 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6410 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6411 h8300_regs_ok_for_stm): Likewise.
6412 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6413 monitor_prologue): Likewise.
6415 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6417 * loop-invariant.c (invariants, create_new_invariant,
6418 get_inv_cost, best_gain_for_invariant,
6419 find_invariants_to_move, move_invariants,
6420 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6423 2005-04-29 Richard Henderson <rth@redhat.com>
6425 * function.c (instantiate_decls): Remove valid_only argument.
6426 (instantiate_decls_1, instantiate_decl): Likewise.
6427 (instantiate_virtual_regs_1): Delete.
6428 (instantiate_virtual_regs_lossage): Delete.
6429 (instantiate_virtual_regs_in_rtx): New.
6430 (safe_insn_predicate): New.
6431 (instantiate_virtual_regs_in_insn): New.
6432 (instantiate_virtual_regs): Update to match all that. Only run
6433 instantiate_decls once.
6435 2005-04-29 Richard Henderson <rth@redhat.com>
6436 Daniel Jacobowitz <dan@codesourcery.com>
6438 * gengtype.c (write_func_for_structure): Split out ...
6439 (output_type_enum): ... new function. Fix thinko accessing
6440 TYPE_PARAM_STRUCT data.
6442 2005-04-29 Tom Tromey <tromey@redhat.com>
6444 * tree.c (build_block): Removed unused 'tags' argument.
6445 * tree.h (build_block): Removed argument.
6447 2005-04-29 Michael Matz <matz@suse.de>
6449 PR rtl-optimization/21144
6450 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6452 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6454 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6455 flag_reorder_blocks.
6457 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6459 PR tree-optimization/21030
6460 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6461 ranges where VR->MAX is smaller than VR->MIN.
6463 2005-04-29 Devang Patel <dpatel@apple.com>
6465 PR tree-optimization/21272
6466 PR tree-optimization/21266
6467 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6469 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6471 * tree-flow-inline.h: Fix a comment typo.
6472 * doc/tree-ssa.texi: Fix a typo.
6474 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6476 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6478 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6479 gcc_unreachable as appropriate.
6480 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6481 fr30_print_operand, fr30_move_double): Likewise.
6482 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6484 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6486 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6487 definition has already been provided.
6488 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6489 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6490 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6492 2005-04-29 Jim Tison <jtison@us.ibm.com>
6494 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6495 trace hooks calls to improve performance.
6497 2005-04-29 Julian Brown <julian@codesourcery.com>
6498 Mark Mitchell <mark@codesourcery.com>
6499 Paul Brook <paul@codesourcery.com>
6501 * crtstuff.c: Handle targets that use .init_array.
6502 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6503 that INVOKE__main is set correctly.
6504 (expand_main_function): Test INVOKE__main.
6505 * libgcc2.c: Do not define __main when using .init_array.
6506 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6507 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6509 (DTORS_SECTION_ASM_OP): Likewise.
6510 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6511 (CTOR_LIST_END): Likewise.
6512 (DTOR_LIST_BEGIN): Likewise.
6513 (DTOR_LIST_END): Likewise.
6514 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6515 (FINI_SECTION_ASM_OP): Likewise.
6516 (INIT_ARRAY_SECTION_ASM_OP): Define.
6517 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6518 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6519 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6520 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6521 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6523 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6525 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6526 gcc_assert and gcc_unreachable as appropriate.
6527 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6528 const_int_cost, output_move_const_into_data_reg,
6529 output_move_qimode, output_move_double, find_addr_reg,
6530 print_operand, print_operand_address): Likewise.
6531 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6532 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6533 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6534 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6535 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6536 conditional_trap): Likewise.
6537 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6539 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6541 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6542 gcc_unreachable as appropriate.
6543 (gen_conditional_move, xtensa_split_operand_pair,
6544 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6545 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6546 xtensa_copy_incoming_a7, xtensa_output_literal,
6547 xtensa_output_literal, xtensa_output_literal): Likewise.
6548 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6549 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6550 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6551 movsicc_internal1, movsfcc_internal0,
6552 movsfcc_internal1): Likewise.
6554 2005-04-28 James E Wilson <wilson@specifixinc.com>
6556 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6557 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6559 2005-04-28 DJ Delorie <dj@redhat.com>
6561 * opt-functions.awk (var_set): Emit proper initializer for
6562 non-target bitfields.
6564 2005-04-28 Devang Patel <dpatel@apple.com>
6566 * dbxout.c (have_used_extensions): Remove.
6567 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6568 have_used_extensions.
6570 2005-04-28 James E Wilson <wilson@specifixinc.com>
6572 * doc/install.texi: Update -enable-languages info. Correct path to
6575 2005-04-28 DJ Delorie <dj@redhat.com>
6577 * optc-gen.awk (END): Make sure no variable is defined more
6579 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6580 Allow for bitfield variables other than target_flags.
6581 * doc/options.text (Mask): Document that you may specify a
6582 variable other than target_flags.
6584 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6586 PR rtl-optimization/18877
6587 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6588 number in val.start.
6590 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6593 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6595 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6596 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6597 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6599 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6601 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6602 creating pseudos when the base offset is too large.
6604 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6606 * global.c (earlyclobber_regclass): Change the type to
6608 (check_earlyclobber): Update uses of earlyclobber_regclass.
6609 (mark_reg_use_for_earlyclobber): Likewise.
6610 (calculate_local_reg_bb_info): Allocate and free
6611 earlyclobber_regclass using the VEC API.
6613 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6615 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6618 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6620 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6623 * config.gcc: Obsolete c4x-* and tic4x-*.
6625 * tree.h (edge_def): Remove.
6627 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6628 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6629 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6630 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6633 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6634 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6635 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6636 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6637 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6638 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6639 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6640 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6641 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6642 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6643 config/i386/cygming.h, config/i386/djgpp.h,
6644 config/i386/lynx.h, config/i386/netware.c,
6645 config/i386/winnt.c, config/ia64/ia64-c.c,
6646 config/iq2000/iq2000.c, config/m32r/little.h,
6647 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6648 config/m68k/m68k.md, config/mcore/mcore.c,
6649 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6650 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6651 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6652 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6653 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6654 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6655 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6656 config/s390/2064.md, config/s390/2084.md,
6657 config/s390/s390-modes.def, config/s390/s390-protos.h,
6658 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6659 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6660 config/vax/vax.c, config/vax/vax.h,
6661 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6664 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6666 * c-typeck.c (build_compound_expr): Correct logic in last change.
6668 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6670 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6671 parameters. Replace conditional move code with assert checking for
6672 ar.lc. Delete obsolete comments.
6673 (set_src_needs_barrier): Delete cond parameter, and code using it.
6674 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6675 assert checking for PR_REGS. Fix calls to update_set_flags and
6676 set_src_needs_barrier.
6677 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6678 callers. Rewrite explanatory comment before the function.
6679 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6682 2005-04-27 Mike Stump <mrs@apple.com>
6684 * doc/cpp.texi: gcc now implements universal character names.
6686 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6689 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6690 being a compound expression whose right-hand side is cast to void.
6692 2005-04-27 Caroline Tice <ctice@apple.com>
6694 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6695 Remove targetm.have_named_sections test.
6696 (fix_edges_for_rarely_executed_code): Likewise.
6697 (insert_section_boundary_note): Likewise.
6698 (reorder_basic_blocks): Check partitioning flag before calling
6699 verify_hot_cold_block_grouping.
6700 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6701 the function struct rather than global variables.
6702 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6703 (COLD_END_LABEL): Likewise
6704 (cold_text_section_label): New static global variable.
6705 (cold_end_label): Likewise.
6706 (dwarf2out_switch_text_section): Get hot/cold section labels from
6707 the function struct rather than global variables; test to make sure
6709 (output_aranges): Use cold_text_section_label and cold_end_label;
6710 check partitioning flag before putting out delta.
6711 (output_ranges): Remove incorrect code attempting to use
6713 (output_line_info): Get cold section label from function struct; test
6714 to make sure cfun is defined.
6715 (add_location_or_const_value_attribute): Likewise.
6716 (dwarf2out_var_location): Likewise.
6717 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6718 write out cold_text_section_label if partition flag is set.
6719 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6720 * function.h (struct function): Add new fields to point to hot/cold
6721 section labels: hot_section_label, cold_section_label,
6722 hot_section_end_label and cold_section_end_label; also add new field
6723 for cold text section name, unlikely_text_section_name.
6724 * opts.c (decode_options): Turn off partitioning flag if
6725 !targetm.have_named_sections.
6726 * output.h (hot_section_label): Remove.
6727 (hot_section_end_label): Remove.
6728 (cold_section_end_label): Remove.
6729 (unlikely_section_label): Remove.
6730 (unlikely_text_section_name): Remove.
6731 * passes.c (rest_of_handle_final): Remove extra blank line.
6732 * varasm.c (unlikely_section_label): Remove.
6733 (hot_section_label): Remove.
6734 (hot_section_end_label): Remove.
6735 (cold_section_end_label): Remove.
6736 (unlikely_text_section_name): Remove.
6737 (initialize_cold_section_name): Modify to call
6738 targetm.strip_name_encoding; to store cold section name in current
6739 function struct, if it exists; and to only use the decl_section_name
6740 if flag_named_sections is true.
6741 (unlikely_text_section): Modify to get section name out of current
6742 function struct, if there is one; otherwise build it from
6743 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6744 (in_unlikely_text_section): Likewise.
6745 (named_section): Modify to get/put cold section name in current function
6746 struct, if there is one.
6747 (function_section): Change 'bool unlikely' to 'int reloc'; check
6748 targetm.have_named_sections before calling named_section.
6749 (current_function_section): Likewise.
6750 (assemble_start_function): Modify to get/put unlikely_text_section_name
6751 in current function struct; modify to get hot/cold section labels
6752 from function struct; initialize labels using
6753 ASM_GENERATE_INTERNAL_LABEL;
6754 test partitioning flag before writing out hot section label.
6755 (assemble_end_function): Test partitioning flag before writing out
6756 hot/cold section labels.
6757 (default_section_type_flags_1): Get cold text section name from
6758 function struct if there is one; Set flags correctly for
6759 cold text section if there is not a current function struct.
6761 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6763 * tree-ssa-propagate.c (set_rhs): Revert last change.
6765 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6767 * explow.c (convert_memory_address): Add gcc_assert.
6769 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6771 * configure.ac: Check for ld --sysroot support.
6772 * gcc.c: Document %R specifier for specs.
6773 (SYSROOT_SPEC): New macro.
6774 (sysroot_spec): New variable.
6775 (static_specs): Add sysroot_spec.
6776 (main): Pass the sysroot spec to the linker if appropriate.
6777 * configure: Regenerated.
6778 * config.in: Likewise.
6780 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6782 * fold-const.c (fold_binary): Use build_fold_addr_expr
6783 for address calculation and INDIRECT_REF handling.
6785 2005-04-27 Andrew Haley <aph@redhat.com>
6787 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6789 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6791 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6792 pointer when thumb backtracing is on.
6794 * config/fp-bit.c (abort): Revert change.
6796 2005-04-27 Ian Lance Taylor <ian@airs.com>
6798 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6800 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6802 * tree-ssa-dce.c: Fix a comment typo.
6804 2005-04-27 David S. Miller <davem@davemloft.net>
6806 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6807 Kill setjmpless_size. current_function_calls_setjmp is completely
6808 computed when we are called, so just use the optimized size value
6809 instead of using REG_SAVE_AREA notes.
6810 (optimize_save_area_alloca): Delete....
6811 * rtl.h (optimize_save_area_alloca): Likewise...
6812 * passes.c (rest_of_compilation): and don't call it any more.
6813 * reg-notes.def (SAVE_AREA): Delete.
6815 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6817 * config/fp-bit.c (abort): Add noreturn attribute.
6819 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6820 gcc_unreachable as appropriate.
6821 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6822 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6823 ASM_OUTPUT_REG_POP): Likewise.
6825 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6827 * tree-complex.c (expand_vector_operations_1): Do not build
6828 VIEW_CONVERT_EXPR's for the lhs.
6830 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6832 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6833 unnecessary noncanonical RTL handling.
6834 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6835 gcc_assert and gcc_unreachable.
6837 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6838 gcc_unreachable as appropriate.
6839 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6840 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6841 use_return_insn, const_ok_for_op, arm_gen_constant,
6842 arm_canonicalize_comparison, legitimize_pic_address,
6843 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6844 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6845 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6846 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6847 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6848 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6849 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6850 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6851 output_call, output_mov_long_double_fpa_from_arm,
6852 output_mov_long_double_arm_from_fpa,
6853 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6854 output_move_double, arithmetic_instr, shift_op, int_log2,
6855 output_return_instruction, arm_output_function_prologue,
6856 arm_output_epilogue, arm_output_function_epilogue,
6857 emit_multi_reg_push, arm_get_frame_offsets,
6858 arm_compute_initial_elimination_offset, arm_expand_prologue,
6859 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6860 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6861 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6862 thumb_compute_initial_elimination_offset,
6863 thumb_output_function_prologue, thumb_load_double_from_address,
6864 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6865 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6866 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6867 * config/arm/arm.md (thumb_extendhisi2,
6868 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6869 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6870 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6871 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6872 * config/arm/cirrus.md (*cirrus_arm_movdi,
6873 *cirrus_movdf_hard_insn): Likewise.
6874 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6876 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6878 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6879 (num_ssa_names): Use VEC_length.
6880 (ssa_names): Use VEC_index.
6881 * tree-ssanames.c (ssa_names): Change the type to
6883 (init_ssanames, fini_ssa_names, make_ssanames,
6884 release_ssa_name): Update uses of ssa_names.
6886 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6887 Use fold_buildN instead of fold (buildN (...)).
6889 2005-04-27 Devang Patel <dpatel@apple.com>
6891 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6893 2005-04-27 Matt Thomas <matt@3am-software.com>
6894 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6896 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6897 (vax_output_mi_thunk): Ditto.
6898 (vax_notice_cc_update): Ditto.
6899 (INDEX_REGISTER_P): Add trailing \.
6900 (BASE_REGISTER_P): Add trailing \.
6901 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6903 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6905 * tree-ssa-propagate.c (set_rhs): Check operand of
6906 ADDR_EXPR for gimpliness, too.
6908 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6910 * tree-ssa-pre.c: Fix a comment typo.
6912 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6914 PR tree-optimization/21171
6915 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6916 record address uses if the reference is volatile.
6918 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6920 * tree-complex.c (expand_vector_operation): New, extracted from
6921 expand_vector_operations_1.
6922 (tree_vec_extract): Build a NOP_EXPR.
6923 (expand_vec_parallel): Do not care about returning the correct type.
6924 (expand_vector_operations_1): Call expand_vector_operation.
6925 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6927 * tree-complex.c (gate_expand_vector_operations): New.
6928 (pass_lower_vector_ssa): Use it.
6929 * tree-optimize.c (init_tree_optimization_passes): Include
6930 pass_lower_vector_ssa.
6931 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6932 (vectorizable_operation): Use it.
6933 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6934 integer modes for the vector type.
6936 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6937 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6938 Do not cope with UNITS_PER_SIMD_WORD == 0.
6939 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6940 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6941 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6942 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6943 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6944 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6945 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6947 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6948 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6949 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6951 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6952 (UNITS_PER_SIMD_WORD): New.
6954 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6956 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6957 gcc_unreachable as appropriate.
6958 (ia64_expand_load_address, ia64_expand_tls_address,
6959 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6960 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6961 next_scratch_gr_reg, ia64_initial_elimination_offset,
6962 ia64_expand_prologue, ia64_expand_epilogue,
6963 ia64_output_dwarf_dtprel, ia64_print_operand,
6964 ia64_register_move_cost, first_instruction, rws_access_regno,
6965 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6966 ia64_sched_init, ia64_variable_issue,
6967 ia64_first_cycle_multipass_dfs_lookahead_guard,
6968 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6969 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6970 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6971 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6972 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6973 * config/ia64/predicates.md (got_symbolic_operand,
6974 sdata_symbolic_operand): Likewise.
6975 * config/ia64/vect.md (vcondv2sf): Likewise.
6977 2005-04-27 Matt Thomas <matt@3am-software.com>
6979 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6980 CONSTANT_ADDRESS_P in config/vax/vax.h
6981 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6982 (INDEX_REGISTER_P): New.
6983 (BASE_REGISTER_P): New.
6984 (indirectable_constant_address_p): New. Adapted from
6985 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6986 (indirectable_address_p): New. Adapted from
6987 INDIRECTABLE_ADDRESS_P in vax.h.
6988 (nonindexed_address_p): New. Adapted from
6989 GO_IF_NONINDEXED_ADDRESS in vax.h.
6990 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6991 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6992 (legitimate_address_p): New. Adapted from
6993 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6994 (vax_mode_dependent_address_p): New. Adapted from
6995 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6996 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6997 legitimate_constant_address_p.
6998 (CONSTANT_P): Use legitimate_constant_p.
6999 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7000 (INDIRECTABLE_ADDRESS_P): Removed.
7001 (GO_IF_NONINDEXED_ADDRESS): Removed.
7002 (INDEX_TEMP_P): Removed.
7003 (GO_IF_REG_PLUS_INDEX): Removed.
7004 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7005 definitions, depending on whether REG_OK_STRICT is defined.
7006 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7007 Two definitions, depending on whether REG_OK_STRICT is defined.
7008 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7010 (legitimate_constant_p): Prototype added.
7011 (legitimate_address_p): Prototype added.
7012 (vax_mode_dependent_address_p): Prototype added.
7014 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7016 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7018 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7021 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7024 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7027 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7028 assertion failures, if __gcc_host_wide_int__ is not properly
7030 (init_dynamic_diag_info): Give errors, not assertion failures, if
7031 location_t, tree or __gcc_host_wide_int__ are not properly
7034 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7036 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7037 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7038 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7039 prepare_decl_rtl, free_loop_data,
7040 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7043 * tree.h (tree_phi_node): Add a comment about the order of PHI
7046 2005-04-26 Paul Brook <paul@codesourcery.com>
7048 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7050 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7052 * config/mips.mips.c (mips_legitimize_tls_address): Use
7055 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7056 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7057 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7059 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7062 2005-04-26 Jeff Law <law@redhat.com>
7064 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7065 (op_iter_init_must_and_may_def): Likewise.
7066 (unmodifiable_var_p): Move to a later point in the file.
7067 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7068 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7069 (dse_record_phis): Directly check for virtual operands rather than
7070 using need_imm_uses_for.
7071 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7072 store has multiple V_{MAY,MUST}_DEF operands.
7074 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7076 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7079 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7081 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7082 call to find_edge outside a loop to go through a PHI chain.
7084 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7086 PR tree-optimization/17598
7087 * fold-const.c (fold_binary): Fold comparisons of addresses
7088 of COMPONENT_REFs which reference the same field to
7089 comparisons of the addresses of the base objects.
7091 2005-04-26 Julian Brown <julian@codesourcery.com>
7093 * config/arm/arm.c (arm_return_in_msb): New function.
7094 (arm_must_pass_in_stack): New function.
7095 (TARGET_RETURN_IN_MSB): Define target hook.
7096 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7097 (arm_function_value): Pad small aggregate return.
7098 (arm_pad_arg_upward): New function.
7099 (arm_pad_reg_upward): New function.
7100 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7101 (FUNCTION_ARG_PADDING): Define macro.
7102 (BLOCK_REG_PADDING): Define macro.
7103 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7104 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7105 (arm_pad_reg_upward): Declare function.
7107 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7109 * basic-block.h (ei_cond): New.
7110 (FOR_EACH_EDGE): Call ei_cond.
7112 PR tree-optimization/21047
7113 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7114 (fold): Don't handle ASSERT_EXPR.
7116 2005-04-25 Roger Sayle <roger@eyesopen.com>
7118 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7119 all writes to any stack register as a read/write dependency on
7121 (sched_analyze_2): Likewise, for reads from any stack register.
7123 2005-04-25 Richard Henderson <rth@redhat.com>
7125 * final.c (output_addr_const): Revert 2005-04-09 change.
7127 2005-04-25 Mike Stump <mrs@apple.com>
7129 * config/darwin.c (darwin_encode_section_info): Always set
7130 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7132 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7134 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7135 gensupport.c, protoize.c, toplev.c: Replace calls to
7136 `unlock_stream' with `unlock_std_streams'.
7138 2005-04-25 Devang Patel <dpatel@apple.com>
7140 * dbxout.c (dbxout_type): Emit attribute vector.
7142 2005-04-05 Paul Brook <paul@codesourcery.com>
7144 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7145 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7146 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7147 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7148 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7149 (register_dtor_fn): Likewise.
7150 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7152 2005-04-25 Ian Lance Taylor <ian@airs.com>
7154 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7155 * c-common.h (EXPR_STMT_EXPR): Don't define.
7156 (c_common_stmt_codes): Don't define.
7157 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7158 * c-gimplify.c (gimplify_expr_stmt): Remove.
7159 (c_gimplify_expr): Remove EXPR_STMT case.
7160 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7161 to INIT_STATEMENT_CODES.
7162 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7164 2005-04-25 Jan Hubicka <jh@suse.cz>
7166 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7168 * except.c: Include diagnostic.h
7169 (dump_eh_tree, verify_eh_tree): New functions.
7170 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7171 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7172 (dump_function_to_file): dump eh tree.
7173 * tree-eh.c (mark_eh_edge): New function.
7174 (mark_eh_edge_found_error): New static variable.
7175 (verify_eh_edges): New function.
7177 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7179 * tree-ssa-alias.c (fieldoff_t): Remove.
7180 (fieldoff_s): typedef the structure itself. Create a vector of
7182 (push_fields_onto_fieldstack): Return count of fields pushed.
7183 Remove peeling of first field. Adjust.
7184 (fieldoff_compare): Adjust.
7185 (create_overlap_variables_for): Adjust.
7187 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7189 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7191 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7194 * doc/install.texi: Document correct assembler and linker to use
7195 on i?86-*-solaris2.10.
7197 2005-04-25 Steven Bosscher <stevenb@suse.de>
7199 Fix PR tree-optimization/21173
7201 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7202 Unshare expression we pass to force_gimple_operand.
7204 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7205 Stephen Clarke <stevec@superh.com>
7206 Roger Sayle <roger@eyesopen.com>
7208 PR rtl-optimization/20413
7209 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7210 VOIDmode for LABEL_REF.
7211 * final.c (shorten_branches): Likewise.
7212 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7213 * loop.c (reg_dead_after_loop): Likewise.
7214 * varasm.c (decode_addr_const): Likewise.
7215 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7217 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7219 * config.gcc (avr-*-*): Remove redundant "case".
7221 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7223 * tree-vect-analyze.c (vect_mark_relevant): Take
7224 VEC(tree,heap) instead of varray_type as an argument.
7225 (vect_mark_stmts_to_be_vectorized): Change the type of
7226 worklist to VEC(tree,heap). Adjust uses of worklist.
7228 2005-04-24 Devang Patel <dpatel@apple.com>
7230 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7232 2005-04-24 Ian Lance Taylor <ian@airs.com>
7234 * c-semantics.c (build_stmt): Remove test of specific tree codes
7235 for TREE_SIDE_EFFECTS handling.
7237 2005-04-24 Per Bothner <per@bothner.com>
7239 * c-opts.c (finish_options): Make the line-number of the <built-in>
7240 location 0, as assumed elsewhere, rather than 1.
7242 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7244 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7246 (tree_ssa_uncprop, uncprop_finalize_block,
7247 uncprop_initialize_block): Update uses of equiv_stack.
7249 2005-04-24 Richard Henderson <rth@redhat.com>
7252 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7253 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7255 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7256 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7257 <DIV, MOD>: Likewise.
7259 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7261 * collect2.c (main): Unlock the stdio streams.
7262 * gcc.c (main): Likewise.
7263 * gcov-dump.c (main): Likewise.
7264 * gcov.c (main): Likewise.
7265 * gen-protos.c (main): Likewise.
7266 * gensupport.c (init_md_reader_args_cb): Likewise.
7267 * protoize.c (main): Likewise.
7268 * toplev.c (general_init): Likewise.
7270 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7273 * cgraph.h (cgraph_local_info): Add vtable_method field.
7274 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7275 and node is vtable_method, finalized and not reachable, don't do
7278 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7280 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7282 * tree-ssa-pre.c (create_value_expr_from): Use
7283 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7284 * tree-ssa-propagate.c (stmt_makes_single_load,
7285 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7286 * tree-vect-transform.c (vect_is_simple_cond): Use
7288 * tree-vrp.c (extract_range_from_assert,
7289 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7292 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7293 of tpa_to_clear to VEC(int,heap). Update uses of
7294 tpa_to_clear. Free tpa_to_clear at the end.
7296 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7298 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7301 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7303 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7304 and gcc_unreachable as appropriate.
7305 (num_insns_constant, output_vec_const_move,
7306 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7307 rs6000_emit_set_const, rs6000_emit_move,
7308 spe_build_register_parallel, function_arg,
7309 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7310 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7311 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7312 rs6000_common_init_builtins, expand_block_clear,
7313 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7314 extract_ME, rs6000_get_some_local_dynamic_name,
7315 rs6000_output_function_entry, print_operand,
7316 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7317 output_cbranch, output_e500_flip_gt_bit,
7318 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7319 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7320 compute_save_world_info, rs6000_stack_info,
7321 rs6000_emit_load_toc_table, rs6000_frame_related,
7322 spe_synthesize_frame_save, rs6000_emit_epilogue,
7323 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7324 output_function_profiler, rs6000_trampoline_size,
7325 rs6000_initialize_trampoline, find_addr_reg,
7326 rs6000_machopic_legitimize_pic_address,
7327 rs6000_initial_elimination_offset,
7328 rs6000_dbx_register_number): Likewise.
7329 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7330 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7331 *movti_power, *movti_string, call, call_value, sibcall,
7332 sibcall_value): Likewise.
7333 * config/rs6000/spe.md (*movdf_e500_double,
7334 *movv2si_internal): Likewise.
7335 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7338 2005-04-24 Richard Henderson <rth@redhat.com>
7341 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7342 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7343 Deny modes smaller than 4 bytes.
7344 * config/i386/i386-protos.h: Update.
7346 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7348 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7349 Switch h8300-*-rtems* to ELF.
7351 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7353 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7355 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7357 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7359 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7362 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7364 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7366 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7367 definitions of ssa names in condition. Split recusive part to ...
7368 (tree_simplify_using_condition_1): New function.
7369 (expand_simple_operations): New function.
7371 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7373 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7374 (find_interesting_uses_cond): Do not use integer_zerop and
7375 integer_nonzerop to check for integer constants.
7376 (set_use_iv_cost): Record the value field.
7377 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7378 determine_use_iv_cost_outer): Set the value field of the cost pair.
7379 (may_eliminate_iv): Do not return the comparison code.
7380 (iv_elimination_compare): New function.
7381 (determine_use_iv_cost_condition): Set the value field. Record
7382 noneliminable invariants correctly.
7383 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7385 2005-04-23 DJ Delorie <dj@redhat.com>
7387 * diagnostic.c (warning): Accept parameter to classify warning option.
7388 (warning0): New, for when a pointer to an error() like function is needed.
7389 * errors.c (warning): Likewise.
7390 * errors.h (warning, warning0): Adjust prototypes.
7391 * toplev.h (warning, warning0): Likewise.
7393 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7394 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7395 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7396 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7397 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7398 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7399 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7400 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7402 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7403 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7404 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7405 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7406 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7407 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7408 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7409 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7410 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7411 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7412 config/rs6000/aix52.h, config/rs6000/darwin.h,
7413 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7414 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7415 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7416 config/stormy16/stormy16.c, config/v850/v850-c.c,
7417 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7420 2005-04-23 Richard Henderson <rth@redhat.com>
7423 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7424 performing some integral scalar simplifications.
7426 2005-04-23 Richard Henderson <rth@redhat.com>
7429 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7430 simplifying CONST_VECTOR.
7432 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7434 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7435 heap as an argument. Update uses of stack.
7436 (calculate_live_on_entry): Allocate stack on heap.
7438 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7439 partition_link and tpa_nodes on heap.
7441 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7442 (mark_stmt_necessary, propagate_necessity,
7443 mark_really_necessary_kill_operand_phis): Update uses of
7445 (tree_dce_init): Allocate worklist using VEC_alloc.
7446 (tree_dce_done): Free worklist using VEC_free.
7448 2005-04-23 Mike Stump <mrs@apple.com>
7450 * config/darwin.c (machopic_indirection_name): Don't use
7452 (darwin_emit_unwind_label): Use user_label_prefix instead of
7455 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7457 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7459 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7461 * config.gcc <cris-*>: Specify .opt files.
7462 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7463 config/cris/linux.opt: New files.
7464 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7465 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7466 (TARGET_ELF): Override to 0.
7467 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7468 -melinux-stacksize=N.
7469 * config/cris/cris.c: (cris_handle_option): New function.
7470 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7471 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7472 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7473 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7474 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7475 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7476 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7477 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7478 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7479 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7480 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7481 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7482 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7483 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7484 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7485 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7486 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7487 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7488 (TARGET_LINUX): Define 0.
7489 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7490 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7491 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7492 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7493 (TARGET_LINUX): Override to 1.
7494 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7496 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7498 * haifa-sched.c (schedule_block): Fix thinko in previous
7499 assertification patch.
7501 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7503 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7504 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7505 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7506 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7507 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7508 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7509 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7511 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7512 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7513 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7514 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7515 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7516 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7517 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7518 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7519 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7520 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7521 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7522 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7523 (SUBTARGET_OPTIONS): Delete.
7524 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7525 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7526 instead of a string.
7527 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7528 (pa_cpu_string, pa_unix_string): Delete.
7529 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7530 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7532 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7533 (pa_handle_option): New function.
7534 (override_options): Remove handling of -march=, -mfixed-range=,
7535 -mschedule= and -munix=.
7536 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7537 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7538 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7539 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7540 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7541 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7542 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7544 * config/pa/pa.opt: New file.
7545 * config/pa/pa-hpux.opt: New file.
7546 * config/pa/pa-hpux1010.opt: New file.
7547 * config/pa/pa-hpux1111.opt: New file.
7548 * config/pa/pa64-hpux.opt: New file.
7550 2005-04-22 David S. Miller <davem@davemloft.net>
7552 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7553 integer when it's mode is VOIDmode not DImode.
7555 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7557 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7558 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7559 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7560 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7561 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7562 "bne- $-xxx" rather than local labels.
7563 (sync_lock_release<mode>): Add second operand.
7564 (lwsync): Use .long rather than a more meaningful opcode.
7565 * doc/md.texi (Standard Names): Add description of second
7566 parameter to sync_lock_test_and_set.
7568 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7570 PR tree-optimization/21088
7571 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7573 * tree-vrp.c (compare_values): Use fold_binary to compare
7574 pointers. Use boolean_type_node as the type of a comparison
7575 expression being folded.
7576 * tree.h: Add prototypes for fold_unary, fold_binary,
7579 * tree-ssa-dom.c: Fix formatting.
7581 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7583 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7584 * lambda-code.c (perfect_nestify): Mark virtual operands in
7585 the moved statement for renaming.
7586 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7587 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7588 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7589 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7590 * tree-flow.h (struct var_ann_d): Update comments.
7591 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7592 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7593 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7594 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7595 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7596 debug_names_replaced_by): Remove declarations.
7597 (delete_update_ssa, get_current_def, set_current_def): Declare.
7598 (rewrite_into_loop_closed_ssa): Add new argument. Update
7600 * tree-into-ssa.c: Include params.h.
7601 (old_virtual_ssa_names): Remove. Update all users.
7602 (need_to_replace_names_p): Remove. Update all users.
7603 (struct update_ssa_stats_d): Declare.
7604 (update_ssa_stats): New local.
7605 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7606 dump_tree_ssa_stats, debug_tree_ssa_stats,
7607 dump_update_ssa, debug_update_ssa,
7608 dump_names_replaced_by, debug_names_replaced_by): Declare.
7609 (get_current_def, set current_def): Make extern.
7610 (is_old_name, is_new_name): Protect against references
7611 past the end of the sets.
7612 (add_new_name_mapping): Assert that OLD and NEW are
7613 different SSA names for the same symbol.
7614 When adding a virtual mapping, update stats for virtual
7616 (insert_phi_nodes_for): If UPDATE_P is true, create the
7617 LHS of the new PHI by duplicating SSA name VAR.
7618 (insert_phi_nodes_1): Remove. Update all users.
7619 (insert_phi_nodes): Remove second argument. Update all
7621 (maybe_replace_use, maybe_replace_def): New.
7622 (rewrite_update_stmt): Call them.
7623 (mark_def_interesting): Remove calls to is_gimple_reg.
7624 (prepare_phi_args_for_update): Remove. Update all users.
7625 (prepare_block_for_update): Only process virtual operands
7626 and GIMPLE registers in normal form.
7627 (prepare_use_sites_for): New.
7628 (prepare_names_to_update): Rename from prepare_def_sites.
7629 Call prepare_use_sites_for.
7630 (dump_update_ssa): Rename from dump_repl_tbl.
7632 Show statistics for virtual mapping heuristic.
7633 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7634 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7635 (delete_update_ssa): Make extern.
7636 (mark_set_for_renaming): If the set is empty, do nothing.
7637 (release_ssa_name_after_update_ssa): Update comment.
7638 (insert_updated_phi_nodes_for): Do not remove existing
7639 PHI nodes for symbols.
7640 (switch_virtuals_to_full_rewrite_p): New.
7641 (switch_virtuals_to_full_rewrite): New.
7642 (update_ssa): Call them.
7643 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7644 for every statement before updating.
7645 If all the names in NEW_SSA_NAMES have been marked for
7646 removal, do nothing.
7647 Only start at the top of the CFG if there are symbols in
7649 (ssa_rewrite_finalize_block): Remove.
7650 (ssa_register_new_def): Remove.
7651 (ssa_rewrite_stmt): Remove.
7652 (ssa_rewrite_phi_arguments): Remove.
7653 (ssa_rewrite_initialize_block): Remove.
7654 (ssa_mark_def_sites): Remove.
7655 (ssa_mark_def_sites_initialize_block): Remove.
7656 (ssa_mark_phi_uses): Remove.
7657 (rewrite_ssa_into_ssa): Remove.
7658 * tree-phinodes.c (find_phi_node_for): Remove.
7659 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7661 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7662 Remove calls to verify_dominators and
7663 verify_loop_structure.
7664 (tree_unswitch_single_loop): Call update_ssa.
7665 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7668 (delete_tree_ssa): Assert that need_ssa_update_p returns
7670 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7671 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7672 free_new_names): Remove. Update all users.
7673 (rename_use_op): Call get_current_def.
7674 (rename_variables_in_bb): Do not handle any real or
7676 (slpeel_update_phis_for_duplicate_loop): Call
7677 get_current_def and set_current_def instead of using
7679 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7680 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7681 ssa_names_to_replace and delete_update_ssa.
7682 * doc/invoke.texi: Document --param min-virtual-mappings
7683 and --param virtual-mappings-ratio.
7685 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7687 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7688 for newly created PHI nodes.
7689 Call create_new_def_for for every new V_MAY_DEF and
7690 V_MUST_DEF on the copied statement.
7691 (struct ssa_name_map_entry): Remove.
7692 (ssa_name_map_entry_hash): Remove.
7693 (ssa_name_map_entry_eq): Remove.
7694 (allocate_ssa_names): Remove.
7695 (rewrite_to_new_ssa_names_def): Remove.
7696 (rewrite_to_new_ssa_names_use): Remove.
7697 (rewrite_to_new_ssa_names_bb): Remove.
7698 (rewrite_to_new_ssa_names): Remove.
7699 (tree_duplicate_sese_region): Remove variables ver,
7700 definitions, phi, ssa_name_map and bi.
7701 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7703 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7704 update_ssa instead of rewrite_ssa_into_ssa.
7705 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7707 (find_uses_to_rename_use): Add argument 'need_phis'.
7708 (find_uses_to_rename_stmt): Do not scan virtual operands.
7709 (find_uses_to_rename): Only scan PHI nodes for
7711 (rewrite_into_loop_closed_ssa): Call update_ssa.
7712 (check_loop_closed_ssa_use): Ignore virtual operands.
7713 (check_loop_closed_ssa_stmt): Likewise.
7714 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7716 (rename_variables, set_phi_def_stmts): Remove.
7717 (tree_duplicate_loop_to_header_edge): Reformat comment.
7718 Remove variables BB, I and DEFINITIONS.
7719 Call need_ssa_update_p.
7721 (lv_adjust_loop_header_phi): Reformat comment.
7722 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7723 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7724 mark_for_rewrite, unmark_all_for_rewrite,
7725 marked_ssa_names): Remove. Update all users.
7726 (release_ssa_name): If VAR has been registered for SSA
7727 updating, do nothing.
7728 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7729 (build_assert_expr_for): Call register_new_name_mapping.
7730 (insert_range_assertions): Update call to update_ssa.
7731 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7732 marked_for_rewrite_p, any_marked_for_rewrite_p,
7733 marked_ssa_names): Remove.
7735 2005-04-22 Jeff Law <law@redhat.com>
7737 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7738 (restore_currdefs_to_original_value): Likewise.
7739 (register_definitions_for_stmt): Likewise.
7740 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7741 for each variable. Do not allocate/free block_defs_stack either.
7742 Do not iterate if we just thread jumps. Only iterate if the
7743 tree_cleanup_cfg does useful work (temporary).
7744 (dom_opt_initialize_block): No longer push a marker on
7746 (dom_opt_finalize_block): Removal call to restore currdefs.
7747 Relax restrictions for recording edge equivalences.
7748 (record_equivalences_from_phis): No longer need to track
7750 (optimize_stmt): Similarly.
7751 (thread_across_edge): Simplify by removing the requirement that
7752 statements in the block we are threading through must be nops.
7753 (initialize_hash_element): Handle GOTO_EXPR.
7755 2005-04-22 David S. Miller <davem@davemloft.net>
7757 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7759 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7760 fix check on CONST_DOUBLE mode. It should be VOIDmode
7761 when it is representing an integer.
7763 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7765 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7766 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7767 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7768 find_char_info_specifier_index,
7769 find_length_info_modifier_index): Likewise.
7770 * c-typeck.c (composite_type, pop_init_level): Likewise.
7771 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7772 * cse.c (cse_insn): Likewise
7773 * dominance.c (calc_dfs_tree): Likewise
7774 dwarf2out.c (loc_descriptor_from_tree_1,
7775 add_abstract_origin_attribute, force_decl_die,
7776 force_type_die): Likewise
7777 emit-rtl.c (operand_subword_force): Likewise
7778 explow.c (hard_function_value): Likewise
7779 expmed.c (store_bit_field, expand_divmod,
7780 emit_store_flag_force): Likewise
7781 expr.c (emit_move_multi_word, store_expr,
7782 expand_expr_real_1): Likewise
7783 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7784 output_operand): Likewise
7785 flow.c (recompute_reg_usage): Likewise
7786 * function.c (assign_stack_temp_for_type, assign_temp,
7787 handle_epilogue_set): Likewise
7788 * genextract.c (main): Likewise
7789 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7790 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7791 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7792 ready_remove, rm_line_notes, rm_other_notes,
7793 schedule_block): Likewise
7794 mips-tfile.c (copy_object, out_of_bounds): Likewise
7796 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7799 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7800 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7801 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7802 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7804 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7806 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7808 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7809 (gcc_tree_to_linear_expression): Convert to heap allocated
7811 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7812 lbv_to_gcc_expression, lle_to_gcc_expression,
7813 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7814 perfect_nestify): Likewise.
7815 lambda.h (gcc_loopnest_to_lambda_loopnest,
7816 lambda_loopnest_to_gcc_loopnest): Likewise.
7817 tree-loop-linear.c (linear_transform_loops): Likewise.
7819 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7821 * config/sparc/predicates.md (arith_double_operand): Use
7822 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7823 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7824 (DImode, DFmode constant splitters): Likewise. Remove code for
7825 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7826 (logical constant splitters): Use const_int_operand predicate.
7827 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7828 HOST_BITS_PER_WIDE_INT < 64.
7830 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7832 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7833 gcc_unreachable as appropriate.
7834 (force_mode, emit_move_sequence, singlemove_string,
7835 output_move_double, output_fp_move_double, find_addr_reg,
7836 output_block_move, output_block_clear, output_and,
7837 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7838 pa_adjust_cost, pa_issue_rate, print_operand,
7839 output_global_address, output_arg_descriptor, output_cbranch,
7840 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7841 output_call): Likewise.
7842 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7843 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7845 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7847 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7848 _gcov_pow2_profiler and _gcov_one_value_profiler.
7849 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7850 (GTFILES): Add $(srcdir)/tree-profile.c.
7851 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7852 __gcov_one_value_profiler): Declare.
7853 * gimplify.c (force_gimple_operand): Check whether the statements
7854 should be produced in ssa form.
7855 (force_gimple_operand_bsi): New function.
7856 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7857 __gcov_one_value_profiler): New functions.
7858 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7859 the profiled value is a power of two or not.
7860 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7861 * tree-flow.h (in_ssa_p): Declare.
7862 (force_gimple_operand_bsi): Declare.
7863 * tree-into-ssa.c (in_ssa_p): New variable.
7864 (rewrite_into_ssa): Set in_ssa_p.
7865 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7866 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7867 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7868 tree_one_value_profiler_fn): New variables.
7869 (tree_init_edge_profiler): Initialize the profiler function decls.
7870 (tree_gen_edge_profiler): Use global gcov_type_node.
7871 (prepare_instrumented_value): New function.
7872 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7873 tree_gen_one_value_profiler): Call the library functions instead of
7874 creating instrumentation code.
7875 * tree.c (build_fn_decl): New function.
7876 * tree.h (build_fn_decl): Declare.
7877 * value-prof.c (rtl_divmod_values_to_profile,
7878 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7879 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7880 Do not handle may_be_other and precise values of exponents at pow2
7882 (tree_mod_subtract_transform): Reflect that value field of
7883 histogram has changed meaning.
7884 (tree_divmod_values_to_profile): Record the values correctly.
7885 (tree_values_to_profile): Update comment.
7886 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7888 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7890 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7893 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7895 * config/i386/i386.md (length_immediate): Use gcc_assert or
7896 gcc_unreachable, as appropriate.
7897 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7898 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7899 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7900 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7901 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7902 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7903 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7904 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7905 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7906 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7907 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7908 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7909 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7910 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7911 *prefetch_sse_rex): Likewise.
7912 * config/i386/predicates.md (x86_64_immediate_operand,
7913 x86_64_zext_immediate_operand, symbolic_operand,
7914 no_seg_address_operand, aligned_operand,
7915 memory_displacement_operand): Likewise.
7916 * config/i386/sse.md (*mov<mode>_internal,
7917 *movv2df_internal): Likewise.
7919 2005-04-22 Jan Hubicka <jh@suse.cz>
7921 * Makefile.in (ipa.o, ipa-inline.o): New files.
7922 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7923 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7924 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7925 * cgraphunit.c (cgraph_default_inline_p,
7926 cgraph_decide_inlining_incrementally, ncalls_inlined,
7927 nfunctions_inlined, initial_insns, overall_insns,
7928 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7929 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7930 cgraph_mark_inline, cgraph_check_inline_limits,
7931 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7932 update_callee_keys, lookup_recursive_calls,
7933 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7934 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7935 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7936 pass_ipa_inline): Move to ipa-inline.c
7937 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7939 * ipa-inline.c: New file.
7941 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7943 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7944 is turned off by default on Solaris.
7946 2005-04-21 Roger Sayle <roger@eyesopen.com>
7948 * c-common.h (objc_build_method_signature): Update prototype.
7949 * stub-objc.c (objc_build_method_signature): Update the stub
7950 implementation to accept and ignore additional parameter.
7951 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7952 the value of ellipsis to objc_build_method_signature instead
7953 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7955 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7957 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7958 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7959 gen_rtx_* not gen_rtx_fmt_*.
7960 (rs6000_emit_vector_select): Likewise.
7961 (rs6000_emit_sync): New.
7962 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7963 (larx, stcx, cmp): New mode substitutions.
7964 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7965 UNSPEC_ISYNC): New constants.
7966 (rlwinm): Give name.
7967 (memory_barrier, isync, lwsync): New insns.
7968 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7969 (sync_lock_release<mode>): New expander.
7970 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7971 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7972 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7973 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7974 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7975 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7976 (sync_add<mode>_internal, sync_addshort_internal,
7977 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7978 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7979 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7981 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7982 is the memory before, not after, the operation. Clarify
7983 barrier requirements.
7985 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7987 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7988 * lambda.h (lambda_vector_min_nz): Likewise.
7989 * langhooks.h (struct lang_hooks_for_types,
7990 struct lang_hooks): Likewise.
7991 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7994 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7996 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7997 comments to avoid 'abort'. Use gcc_assert as necessary.
7998 * opts.c (common_handle_option): Likewise.
7999 * pretty-print.c (pp_base_format_text): Likewise.
8000 * print-rtl.c (print_rtx): Likewise.
8001 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8002 * regmove.c (try_auto_increment): Likewise.
8003 * reload.c (find_valid_class, find_reloads_toplev,
8004 find_equiv_reg): Likewise.
8005 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8006 merge_assigned_reloads): Likewise.
8007 * tree-inline.c (inline_forbidden_p_1,
8008 estimate_num_insns_1): Likewise.
8009 * tree-optimize.c (execute_todo): Likewise.
8010 * tree-outof-ssa.c (eliminate_phi): Likewise.
8011 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8012 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8013 * tree-ssa-operands.c (parse_ssa_operands,
8014 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8015 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8016 * tree-ssanames.c (release_ssa_name): Likewise.
8017 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8018 walk_tree): Likewise.
8020 * tree-ssa-operands.c (verify_abort): Fold into ..
8021 (verify_imm_links): ... here.
8023 2005-04-21 Richard Henderson <rth@redhat.com>
8025 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8026 on non-memory operand for previous inversion.
8028 2005-04-21 Devang Patel <dpatel@apple.com>
8030 PR optimization/20994
8031 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8032 x = !(a == b) : p , q;.
8033 (pass_if_conversion): Verify stmts and flow.
8035 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8037 * optabs.c (gen_conditional_trap): Restore #define.
8039 * alias.c (true_dependence): Remove 'abort' from comments. Use
8040 gcc_assert and gcc_unreachable as appropriate.
8041 (canon_true_dependence): Likewise.
8042 * bb-reorder.c (connect_traces): Likewise.
8043 * c-common.c (c_add_case_label): Likewise.
8044 * c-decl.c (finish_function): Likewise.
8045 * caller-save.c (insert_restore, insert_save): Likewise.
8046 * cfg.c (update_bb_profile_for_threading): Likewise.
8047 * cfganal.c (flow_active_insn_p): Likewise.
8048 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8049 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8050 cfg_layout_merge_blocks): Likewise.
8051 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8052 find_if_block): Likewise.
8053 * integrate.c (allocate_initial_values): Likewise.
8054 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8055 swap_condition, unsigned_condition, signed_condition,
8056 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8057 reg_or_subregno): Likewise.
8058 * lambda-code.c (lambda_compute_auxillary_space,
8059 lambda_transform_legal_p): Likewise.
8060 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8061 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8062 lhd_incomplete_type_error, lhd_expand_expr,
8063 lhd_types_compatible_p, lhd_tree_size): Likewise.
8064 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8065 * local-alloc.c (update_equiv_regs): Likewise.
8066 * loop-unroll.c (peel_loop_completely
8067 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8068 peel_loop_simple, unroll_loop_stupid,
8069 analyze_iv_to_split_insn): Likewise.
8070 * loop.c (gen_prefetch, find_and_verify_loops,
8071 basic_induction_var): Likewise.
8072 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8073 * value-prof.c (tree_find_values_to_profile): Likewise.
8074 * varasm.c (named_section, default_assemble_integer,
8075 decode_addr_const): Likewise.
8077 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8078 Fariborz Jahanian <fjahanian@apple.com>
8080 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8081 portion of argument passed in fpr.
8082 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8083 decide on partial argument save on stack.
8085 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8087 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8090 2005-04-21 Jan Hubicka <jh@suse.cz>
8092 * cgraphunit.c: Include tree-pass.h
8093 (cgraph_decide_recursive_inlining,
8094 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8095 cgraph_decide_inlining): Dump goes to dump_file.
8096 (cgraph_optimize): Call ipa passes instead of inliner.
8097 (cgraph_gate_inlining, pass_ipa_inline): New.
8098 * tree-optimize.c (all_ipa_passes): New static variable.
8099 (register_one_dump_file): Dead with IPA passes.
8100 (register_dump_files): Likewise.
8101 (init_tree_optimization_passes): Initialize IPA passes.
8102 (execute_todo): Do cgraph dump when asked to, do not dump function body
8104 * tree-pass.h (TODO_dump_cgraph): New macro.
8105 (ipa_passes): Declare.
8106 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8108 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8110 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8111 gcc_assert instead of abort.
8112 (classify_argument, examine_argument, construct_container,
8113 contains_128bit_aligned_vector_p, ix86_check_movabs,
8114 standard_80387_constant_opcode, standard_80387_constant_rtx,
8115 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8116 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8117 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8118 legitimize_tls_address, output_pic_addr_const,
8119 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8120 get_some_local_dynamic_name, print_operand, print_operand_address,
8121 output_387_binary_op, emit_i387_cw_initialization,
8122 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8123 ix86_expand_clear, ix86_expand_binary_operator,
8124 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8125 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8126 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8127 ix86_expand_branch, ix86_expand_setcc,
8128 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8129 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8130 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8131 memory_address_length, ix86_attr_length_immediate_default,
8132 ix86_attr_length_address_default, ix86_agi_dependant,
8133 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8134 ix86_expand_binop_builtin, ix86_force_to_memory,
8135 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8136 x86_emit_floatuns): Likewise.
8137 * config/i386/netware.c (gen_regparm_prefix,
8138 i386_nlm_strip_name_encoding): Likewise.
8139 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8141 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8143 * optabs.c (gen_condiational_trap): Remove #define.
8144 (add_equal_note): Assertify. Remove explicit indirection from
8145 call via function pointer.
8146 (expand_ternary_op, expand_simple_binop, expand_binop,
8147 expand_twoval_unop, expand_twoval_binop,
8148 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8149 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8150 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8151 prepare_float_lib_cmp, emit_conditional_move,
8152 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8153 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8154 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8155 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8157 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8159 * vec.h: Update API to separate allocation mechanism from type.
8160 (VEC_safe_grow): New.
8161 * vec.c (calculate_allocation): New.
8162 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8163 (vec_gc_free, vec_heap_free): Remove.
8164 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8166 (mangle_macro_name): New.
8167 (struct macro_def): New.
8168 (struct macro): Add multiple argument values.
8169 (macro_expans_end): New.
8170 (push_macro_expansion): Chain on new macro. Process multiple
8171 args, create follow on expansion. Return follow on argument.
8172 (macro_input): Deal with multiple arguments.
8174 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8175 (struct tree_binfo): Adjust.
8176 * basic-block.h: Define VEC(edge,gc).
8177 (struct edge_def): Adjust.
8178 (struct basic_block_def, struct edge_iterator): Likewise.
8179 (ei_container, ei_start_1, ei_last_1): Likewise.
8180 * cfg.c (connect_src, connect_dest): Likewise.
8181 * cfgrtl.c (force_nonfallthru_and_redirect)
8182 * dbxout.c (dbxout_type)
8183 * dwarf2out.c (gen_member_die)
8184 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8185 (gcc_tree_to_linear_expression): Adjust.
8186 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8187 lbv_to_gcc_expression, lle_to_gcc_expression,
8188 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8189 perfect_nestify): Likewise.
8190 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8191 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8192 * profile.c (instrument_values): Adjust.
8193 * tree-cfg.c (modified_noreturn_calls): Adjust.
8194 (remove_fallthru_edge): Likewise.
8195 * tree-dump.c (dequeue_and_dump): Adjust.
8196 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8197 * tree-flow.h (modified_noreturn_calls): Adjust.
8198 (tree_on_heap): Remove. (yay!)
8199 (register_new_def): Adjust.
8200 * tree-into-ssa.c: Define VEC(int,heap).
8201 (block_defs_stack): Adjust.
8202 (find_idf, insert_phi_nodes, register_new_def,
8203 rewrite_initialize_block, rewrite_finalize_block,
8204 register_new_update_single, rewrite_update_init_block,
8205 rewrite_update_fini_block, rewrite_blocks,
8206 ssa_rewrite_finalize_block, ssa_register_new_def,
8207 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8208 * tree-loop-linear.c (linear_transform_loops): Adjust.
8209 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8210 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8211 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8212 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8213 vrp_variables_stack): Adjust declarations.
8214 (tree_ssa_dominator_optimize): Adjust.
8215 (dom_opt_initialize_block, remove_local_expressions_from_table,
8216 restore_nonzero_vars_to_original_value,
8217 restore_vars_to_original_value,
8218 restore_currdefs_to_original_value, dom_opt_finalize_block,
8219 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8220 optimize_stmt, update_rhs_and_lookup_avail_expr,
8221 lookup_avail_expr, record_range): Likewise.
8222 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8223 (compute_antic_aux): Adjust.
8224 (inserted_exprs, create_expression_by_pieces,
8225 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8226 remove_dead_inserted_code, fini_pre): Likewise.
8227 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8228 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8229 ssa_prop_init): Likewise.
8230 * tree-ssa.c: Define VEC(bitmap,heap).
8231 (verify_name_tags): Adjust.
8232 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8233 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8234 tree_divmod_values_to_profile, tree_find_values_to_profile,
8235 value_profile_transformations): Likewise.
8236 * value-prof.h: Define VEC(histogram_value,heap).
8237 * varasm.c: Remove alias_pair pointer typedef, define
8239 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8241 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8242 not a pointer to it. Create an object vector.
8243 (extern_symbols): Turn into an object vector.
8244 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8246 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8249 * Makefile.in (tree-chrec.o): Depend on params.h.
8250 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8252 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8253 and fold build with fold_buildN.
8254 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8255 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8256 (tree_contains_chrecs): Compute an estimation of the size of the
8258 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8259 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8260 * tree-scalar-evolution.c (simple_iv): Ditto.
8261 * doc/invoke.texi (scev-max-expr-size): Documented.
8263 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8265 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8266 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8267 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8268 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8269 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8270 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8271 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8272 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8273 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8274 (darwin_fix_and_continue_switch): Delete.
8275 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8276 (SUBTARGET_SWITCHES): Delete.
8277 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8278 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8279 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8280 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8281 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8282 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8283 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8284 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8285 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8286 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8287 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8288 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8289 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8290 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8291 (TARGET_64BIT): Undef before redefining.
8292 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8293 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8294 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8295 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8296 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8297 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8298 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8299 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8300 (ix86_debug_arg_string, ix86_debug_addr_string)
8301 (ix86_align_loops_string, ix86_align_jumps_string)
8302 (ix86_align_funcs_string): Delete.
8303 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8304 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8305 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8306 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8307 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8308 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8309 (SUBTARGET_SWITCHES): Delete.
8310 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8311 (ix86_debug_addr_string): Delete.
8312 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8313 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8314 (ix86_align_loops_string, ix86_align_jumps_string)
8315 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8316 (ix86_align_funcs_string): Make static.
8317 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8318 (ix86_handle_option): New function.
8319 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8320 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8321 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8322 of darwin_fix_and_continue_switch.
8323 (darwin_one_byte_bool): Delete.
8324 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8325 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8326 to darwin_one_byte_bool.
8327 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8328 * config/i386/djgpp.opt, config/i386/i386.opt,
8329 * config/i386/sco5.opt: New files.
8331 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8333 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8334 fp_zero_operand, fp_register_operand, intreg_operand,
8335 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8336 call_operand, call_operand_address, tgd_symbolic_operand,
8337 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8338 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8339 sp64_medium_pic_operand, data_segment_operand,
8340 text_segment_operand, splittable_symbolic_memory_operand,
8341 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8342 eq_or_neq, normal_comp_operator, noov_compare_op,
8343 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8344 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8345 const64_operand, const64_high_operand, arith11_operand,
8346 arith10_operand, arith_double_operand, arith_double_4096_operand,
8347 arith_double_add_operand, arith11_double_operand,
8348 arith10_double_operand, small_int, small_int_or_double,
8349 uns_small_int, uns_arith_operand, clobbered_register,
8350 input_operand, compare_operand): Delete.
8351 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8352 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8353 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8354 (GEN_HIGHINT64, GEN_INT64): Delete.
8355 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8356 gen_safe_XOR64): Adjust for above deletion.
8357 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8358 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8359 (legitimate_constant_p): Use const_zero_operand instead.
8360 (sparc_extra_constraint_check): Likewise.
8361 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8362 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8363 (PREDICATE_CODES): Delete.
8364 * config/sparc/sparc.md: Include predicates.md.
8365 (All patterns): Adjust for new predicate names.
8366 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8367 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8368 (movdi): Use general_operand predicate.
8369 (movdi_sp64_dbl): Delete.
8370 (movdi_const64_special): Add 'N' constraint.
8371 (movdicc): Use arith10_operand predicate.
8372 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8373 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8374 (movdi_cc_reg_sp64_trunc): Delete.
8375 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8376 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8377 (subdi3_sp32): Delete.
8378 (subdi3_insn_sp32): Change to define_insn_and_split.
8379 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8380 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8381 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8382 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8383 small_int_operand predicate.
8384 (divdi3, udivdi3): Use arith_operand predicate.
8385 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8386 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8387 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8388 (xordi3_sp64_dbl): Delete.
8389 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8390 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8391 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8392 cmp_ccx_set_not): Use arith_operand predicate.
8393 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8394 * config/sparc/predicates.md: New file.
8396 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8398 PR tree-optimization/14846
8399 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8401 (fold_single_bit_test): ... here.
8402 (fold_binary): Call fold_single_bit_test_into_sign_test
8403 instead of fold_single_bit_test.
8405 2005-04-20 James E Wilson <wilson@specifixinc.com>
8408 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8409 is another declaration.
8411 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8413 * config/cris/predicates.md: New file.
8414 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8415 (cris_movem_load_rest_p): Declare.
8416 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8417 (cris_movem_load_rest_p): Ditto. Globalize.
8418 (cris_bdap_operand, cris_bdap_biap_operand,
8419 cris_orthogonal_operator, cris_commutative_orth_op,
8420 cris_operand_extend_operator,
8421 cris_additive_operand_extend_operator, cris_extend_operator,
8422 cris_plus_or_bound_operator, cris_mem_op,
8423 cris_general_operand_or_symbol,
8424 cris_general_operand_or_gotless_symbol,
8425 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8426 cris_load_multiple_op): Remove predicate functions.
8427 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8428 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8429 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8430 * config/cris/cris.md: Include predicates.md.
8431 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8433 2005-04-20 Ian Lance Taylor <ian@airs.com>
8435 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8436 * c-common.h (STMT_EXPR_STMT): Don't define.
8437 (STMT_EXPR_NO_SCOPE): Don't define.
8438 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8439 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8440 (pp_c_expression): Likewise.
8442 2005-04-20 Richard Henderson <rth@redhat.com>
8445 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8447 2005-04-20 Jeff Law <law@redhat.com>
8449 * reload1.c (reload): Ignore equivalences between pseudos and
8452 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8455 * c-tree.h (struct c_label_list): Update comment.
8456 (struct c_label_context): Rename to struct c_label_context_se.
8457 (label_context_stack): Rename to label_context_stack_se.
8458 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8459 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8460 c_end_vm_scope): New.
8461 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8462 * c-decl.c (pop_scope): Call c_end_vm_scope.
8463 (pushdecl): Call c_begin_vm_scope for variably modified
8465 (define_label): Check for jumping into scope of identifier with
8466 variably modified type. Push label on stack for those defined at
8467 current context of identifiers with variably modified type.
8468 (start_function): Create stack level for context of identifiers
8469 with variably modified type.
8470 (finish_function): Pop stack level for context of identifiers with
8471 variably modified type.
8472 * c-typeck.c (label_context_stack): Rename to
8473 label_context_stack_se.
8474 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8475 (c_finish_goto_label): Check for jumping into scope of identifier
8476 with variably modified type. Push label on stack for those jumped
8477 to from current context of identifiers with variably modified
8479 (struct c_switch): Add blocked_vm.
8480 (c_start_case): Initialize blocked_vm.
8481 (do_case): Check blocked_vm.
8482 (c_finish_case): Add comment.
8483 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8484 variable label_context_stack.
8486 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8488 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8489 conditional_replacement, value_replacement, abs_replacement,
8491 (replace_phi_edge_with_variable): Remove argument BB.
8492 (conditional_replacement, value_replacement,
8493 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8494 Update a call to replace_phi_edge_with_variable.
8496 * tree-ssa-phiopt.c: Fix comments.
8498 2005-04-20 Michael Matz <matz@suse.de>
8501 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8504 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8506 * tree-ssa-phiopt.c: Fix comment typos.
8508 PR tree-optimization/21116
8509 * tree-ssa-phiopt.c: Fix a typo.
8511 2005-04-19 Richard Henderson <rth@redhat.com>
8513 * builtins.c (expand_builtin_sync_operation): Revert last change.
8514 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8516 (expand_compare_and_swap_loop): Likewise.
8517 (expand_sync_operation): Remove fallback from NAND to AND; invert
8518 memory operand when expanding from cmpxchg.
8519 (expand_sync_fetch_operation): Likewise.
8520 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8523 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8524 when implementing NAND. Fix double-add for AFTER.
8525 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8526 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8527 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8529 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8532 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8533 to return old memory value.
8534 (sync_compare_and_swap_cc<IMODE>): Likewise.
8536 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8537 return pre-reload. Don't consider output or anti dependencies.
8538 * config/ia64/sync.md (IMODE): New.
8539 (modesuffix): Add QI and HI.
8540 (memory_barrier): Simplify expansion.
8541 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8542 (cmpxchg_acq_<IMODE>): Likewise.
8543 (sync_lock_test_and_set<IMODE>): Likewise.
8544 (sync_lock_release<IMODE>): Likewise.
8546 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8548 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8551 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8553 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8555 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8556 Joseph S. Myers <joseph@codesourcery.com>
8558 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8559 * c-typeck.c (build_c_cast): Check these options.
8560 * doc/invoke.texi: Document these options.
8562 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8564 * tree-ssa-phiopt.c: Update a comment about the pass.
8566 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8568 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8569 config/mcore/mcore.c: Fix comment typos.
8571 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8573 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8574 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8576 2005-04-19 Paul Brook <paul@codesourcery.com>
8578 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8580 2005-04-19 Andrew Haley <aph@redhat.com>
8583 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8584 looking at a field's bitpos.
8586 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8588 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8589 libiberty functions.
8591 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8593 PR tree-optimization/21096
8594 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8596 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8599 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8600 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8602 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8604 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8605 refers to the function being dumped.
8607 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8609 * varasm.c (assemble_start_function): Remove reset of in_section.
8611 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8613 PR tree-optimization/21085
8614 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8617 2005-04-19 Ben Elliston <bje@au.ibm.com>
8619 * doc/invoke.texi (Optimize Options): Refer to the correct
8620 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8622 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8624 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8625 alloca argument to be big enough.
8627 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8630 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8633 2005-04-18 Tom Tromey <tromey@redhat.com>
8635 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8638 2005-04-18 Richard Henderson <rth@redhat.com>
8640 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8641 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8642 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8643 * config/alpha/alpha-protos.h: Update.
8644 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8645 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8646 (attr type): Add ld_l, st_c, mb.
8647 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8648 iornotsi3, xorsi_internal, xornotsi3): New.
8649 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8650 (ev4_ist_c, ev4_mb): New.
8651 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8653 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8654 (ev6_ist): Add st_c.
8656 * config/alpha/sync.md: New file.
8658 2005-04-18 Richard Henderson <rth@redhat.com>
8660 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8663 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8665 2005-04-18 Devang Patel <dpatel@apple.com>
8667 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8669 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8671 PR tree-optimization/20922
8672 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8673 Fold X + c >= X and fold X - c <= X to true.
8675 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8677 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8679 (emergency_labeled_state_free): Likewise.
8681 2005-04-18 Nick Clifton <nickc@redhat.com>
8683 * config/h8300/h8300.md (jump): Remove prescan parameter from
8684 calls to final_scan_insn.
8686 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8687 parameter from calls to final_scan_insn.
8689 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8691 (v850e, v850e1): Use the v850.opt file for target specific
8694 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8696 PR tree-optimization/21001
8697 * tree-optimize.c (init_tree_optimization_passes): Move the
8698 first pass_forwprop immediately before pass_vrp.
8700 2005-04-17 Ian Lance Taylor <ian@airs.com>
8702 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8703 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8704 from enum tree_code op to bool is_sizeof.
8705 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8706 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8707 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8709 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8711 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8714 2005-04-17 Ian Lance Taylor <ian@airs.com>
8716 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8718 2005-04-17 Richard Henderson <rth@redhat.com>
8720 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8722 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8723 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8724 of indirection through ssa names while looking for the gpr counter
8726 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8727 saved va_list_gpr_size and va_list_fpr_size.
8729 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8731 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8732 both pointers or both integers.
8734 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8735 ASSERT_EXPRs for single-use variable.
8737 * tree-into-ssa.c: Fix a comment typo.
8739 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8741 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8742 -mipsN before forcing a default of -mips2.
8744 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8746 * predict.h (IS_TAKEN): Remove.
8747 * rtl.h (NOTE_PREDICTION): Likewise.
8749 * modulo-sched.c (CFG_HOOKS): Remove.
8751 * c-parser.c (N_C_TTYPES): Remove.
8753 * tree-flow-inline.h (get_stmt_operands): Remove.
8754 * lambda-code.c, tree-ssa-loop-unswitch.c,
8755 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8756 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8757 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8758 calls to get_stmt_operands.
8759 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8761 2005-04-17 Richard Henderson <rth@redhat.com>
8764 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8765 of CUMULATIVE_ARGS past the last named argument.
8766 (alpha_va_start): Expect pretend_args_size only if strictly less than
8769 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8772 * builtins.c (expand_builtin_strcat): Convert the result of
8773 strlen to the right type.
8774 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8775 avoid creating type mismatches.
8776 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8779 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8781 2005-04-16 Richard Henderson <rth@redhat.com>
8784 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8785 Use the mode of boolean_type_node when the user doesn't provide one.
8786 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8788 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8791 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8794 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8797 2005-04-16 Roger Sayle <roger@eyesopen.com>
8798 Steven Bosscher <stevenb@suse.de>
8800 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8801 (fold_unary_to_constant): Likewise.
8803 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8805 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8808 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8810 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8811 names related to target triplets.
8812 Remove i?86-*-esix from platform directory.
8813 Remove powerpc-*-eabiaix from platform directory.
8815 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8818 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8819 falling through from SUBREG case to REG.
8821 2005-04-15 Roger Sayle <roger@eyesopen.com>
8823 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8824 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8825 (fold_binary_to_constant): Simplify using fold_binary.
8826 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8828 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8830 * gthr-posix.c (pthread_cancel): Define.
8831 (pthread_mutexattr_init): Likewise.
8832 (pthread_mutexattr_settype): Likewise.
8833 (pthread_mutexattr_destroy): Likewise.
8835 2005-04-15 David S. Miller <davem@davemloft.net>
8838 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8840 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8842 PR tree-optimization/21031
8843 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8844 (forward_propagate_into_cond_1): Call it. Forward propagate
8845 integer-integer casts into COND_EXPRs.
8847 2005-04-15 Dave Korn <dave.korn@artimi.com>
8849 * gcc.c (default_compilers): Clarify obscure error message when
8850 reading from standard input.
8852 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8854 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8855 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8857 * tree-ssa-alias.c (init_alias_info): Remove a call to
8860 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8862 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8863 of non-virtual PHI nodes like we use to.
8865 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8867 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8868 (attr_copy_rtx): Do not use it.
8870 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8872 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8874 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8876 * tree-vect-transform.c (vectorizable_store): Mark necessary
8877 objects in the vectorized store needing renaming. Update the
8878 SSA graph for V_MAY_DEF operands in the original store.
8880 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8882 * tree-ssa-pre.c (compute_avail): It's okay to have
8883 TREE_INVARIANT's here, and value number the resulting expressions.
8884 (create_expression_by_pieces): Make sure operands that were
8885 min_invariant when we started, stay that way.
8887 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8889 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8891 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8893 PR tree-optimization/20936.
8894 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8896 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8898 * doc/invoke.texi: Fix typos.
8899 * doc/md.texi: Likewise.
8900 * doc/rtl.texi: Likewise.
8901 * doc/sourcebuild.texi: Likewise.
8902 * doc/tm.texi: Likewise.
8904 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8906 PR tree-optimization/21004
8907 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8908 and floorl in c99 mode only.
8909 * builtins.c (expand_builtin_int_roundingfn): Assert that
8910 fallback_fndecl is not NULL_TREE.
8912 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8914 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8915 * basic-block.h: Update the prototype for
8916 purge_all_dead_edges.
8917 * cfgexpand.c (tree_expand_cfg): Update a call to
8918 purge_all_dead_edges.
8919 * combine.c (combine_instructions): Likewise.
8920 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8921 rest_of_handle_cse2, rest_of_handle_gcse,
8922 rest_of_handle_postreload): likewise.
8924 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8927 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8928 e.g. cv-qualification conversions.
8930 2005-04-14 Mike Stump <mrs@apple.com>
8932 * config/darwin-c.c (framework_construct_pathname): We must
8933 find all headers of a framework in the first instance of it
8934 found in the seach path.
8936 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8938 PR tree-optimization/21021
8939 * tree-vrp.c (compare_values): Work around a bug in the front
8940 end that produces a comparison of mismatched types.
8942 2004-04-14 Richard Henderson <rth@redhat.com>
8944 * config/ia64/ia64.h (enum fetchop_code): Remove.
8945 (enum ia64_builtins): Move ...
8946 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8947 members except BSP and FLUSHRS.
8948 (ia64_init_builtins): Remove __sync builtins.
8949 (ia64_expand_builtin): Likewise.
8950 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8951 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8952 (ia64_expand_lock_release): Remove.
8953 * config/ia64/ia64.md (mf): Move to sync.md.
8954 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8955 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8956 * config/ia64/sync.md: New file.
8957 (memory_barrier): Rename from mf.
8958 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8959 (cmpxchg_acq_<I48MODE>): Likewise.
8960 (sync_lock_test_and_set<I48MODE>): Likewise.
8962 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8963 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8965 2004-04-14 Richard Henderson <rth@redhat.com>
8967 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8968 (ix86_compare_emitted): New.
8969 (ix86_expand_compare): Use ix86_compare_emitted if set.
8970 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8971 and ix86_compare_op0 are set.
8972 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8973 (TARGET_CMPXCHG, TARGET_XADD): New.
8974 (ix86_compare_emitted): Declare.
8975 * config/i386/i386.md: Include sync.md
8976 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8977 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8978 * config/i386/sync.md: New file.
8980 2004-04-14 Richard Henderson <rth@redhat.com>
8983 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8984 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8985 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8986 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8987 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8988 BT_FN_I8_VPTR_I8_I8): New.
8989 * builtins.def (DEF_SYNC_BUILTIN): New.
8990 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8991 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8992 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8993 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8994 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8995 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8996 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8997 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8998 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8999 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9000 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9001 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9002 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9003 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9004 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9005 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9006 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9007 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9008 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9009 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9010 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9011 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9012 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9013 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9014 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9015 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9016 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9017 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9018 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9019 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9020 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9021 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9022 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9023 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9024 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9025 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9026 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9027 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9028 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9029 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9030 BUILT_IN_SYNCHRONIZE: New.
9031 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9032 as a function. Accept __sync_ as a prefix as well.
9033 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9034 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9035 expand_builtin_lock_release): New.
9036 (expand_builtin): Call them.
9037 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9038 neither BOTH_P nor FALLBACK_P are defined.
9039 (builtin_type_for_size): New.
9040 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9041 (resolve_overloaded_builtin): New.
9042 * c-common.h (resolve_overloaded_builtin): Declare.
9043 (builtin_type_for_size): Declare.
9044 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9045 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9046 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9047 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9048 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9049 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9050 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9051 sync_compare_and_swap_cc, sync_lock_test_and_set,
9052 sync_lock_release): New.
9053 * optabs.h: Declare them.
9054 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9055 expand_sync_operation, expand_sync_fetch_operation,
9056 expand_sync_lock_test_and_set): Declare.
9057 * genopinit.c (optabs): Add sync optabs.
9058 * optabs.c (init_optabs): Initialize sync optabs.
9059 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9060 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9061 expand_sync_operation, expand_sync_fetch_operation,
9062 expand_sync_lock_test_and_set): New.
9063 * doc/extend.texi (Atomic Builtins): New section
9064 * doc/md.texi (Standard Names): Add sync patterns.
9066 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9068 * tree-eh.c (lower_try_finally_copy): Generate new code in
9069 response to goto_queue entries as if the queue was sorted by
9070 index, not pointers.
9071 (lower_try_finally_switch): Likewise.
9073 2005-04-14 Richard Henderson <rth@redhat.com>
9075 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9076 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9078 (ix86_expand_fp_movcc): Update to match.
9079 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9080 * config/i386/i386-protos.h: Update.
9081 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9082 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9084 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9086 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9089 2005-04-14 Julian Brown <julian@codesourcery.com>
9091 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9092 link failures on ppc64 Linux.
9094 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9096 * config.gcc: Set cpu_type for s390.
9098 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9100 Fix PR tree-optimization/20963
9101 * tree-ssa-pre.c (compute_avail): Remove special case for
9103 (create_expression_by_pieces): Add value numbers for forced out
9106 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9108 * config/cris/cris.md: Replace references to (reg:SI 16) with
9109 (reg:SI CRIS_SRP_REGNUM).
9111 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9113 PR tree-optimization/20657
9114 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9115 create an appropriate range from it.
9117 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9119 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9120 <UNSPEC_FIST_CEIL> case.
9122 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9123 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9124 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9125 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9126 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9127 (lfloor<mode>2): New expanders.
9128 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9129 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9130 to implement lceil and llceil built-ins as x87 intrinsic function.
9131 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9132 (lceil<mode>2): New expanders.
9134 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9136 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9137 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9139 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9142 * config/s390/s390-modes.def: Define TFmode.
9144 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9146 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9147 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9148 * config/mips/mips.c (mips16_insn_length): Remove reference to
9149 JUMP_TABLES_IN_TEXT_SECTION.
9151 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9153 * simplify-rtx.c (simplify_binary_operation_1): Return
9154 scalar or vector of constant 0, depending on the xor's
9157 2005-04-13 Dale Johannesen <dalej@apple.com>
9159 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9160 (objc-act.o): Ditto.
9161 * objc/objc-act.c (objc_gimplify_expr): New.
9162 (objc_get_callee_fndecl): New.
9163 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9164 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9165 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9167 2005-04-13 Devang Patel <dpatel@apple.com>
9169 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9172 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9174 CRIS prologue as RTL.
9175 * config/cris/cris-protos.h (cris_emit_movem_store)
9176 (cris_expand_prologue): Prototype.
9177 * config/cris/cris.c (struct machine_function): New member
9179 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9180 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9181 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9182 (cris_load_multiple_op, cris_return_address_on_stack)
9183 (cris_return_address_on_stack_for_return): ISO-Cify.
9184 (cris_store_multiple_op): New predicate function.
9185 (cris_expand_prologue, cris_emit_movem_store): New functions.
9186 (cris_print_operand) <case 'O'>: Handle modifications other than
9188 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9189 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9190 (cris_gen_movem_load): Rearrange slightly to make local variable
9191 src a parameter, removing osrc.
9192 (cris_setup_incoming_varargs): Set machine_function member
9193 stdarg_regs to correspond to the number of registers that need to
9195 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9197 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9198 cris_general_operand_or_gotless_symbol accept UNSPEC.
9199 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9200 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9201 ("*cris_store_multiple"): New pattern. Tweak common comment above
9202 this and "*cris_load_multiple".
9203 ("prologue"): New define_expand.
9205 * config/cris/cris.md ("epilogue"): Conditionalize on
9206 TARGET_PROLOGUE_EPILOGUE.
9208 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9211 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9212 fpsr 0 instead of fpsr 1.
9213 (divsf3_internal_thr): Ditto.
9214 (divdf3_internal_lat): Ditto.
9215 (divdf3_internal_thr): Ditto.
9216 (divxf3_internal_lat): Ditto.
9217 (divxf3_internal_thr): Ditto.
9219 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9221 PR tree-optimization/20913
9222 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9224 PR tree-optimization/20702
9225 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9226 dominator children that haven't been walked into.
9228 2005-04-13 Julian Brown <julian@codesourcery.com>
9230 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9231 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9234 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9236 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9237 config/i386/sse.md: Fix comment typos.
9239 * genattrtab.c (NULL_ATTR): Remove.
9240 * ifcvt.c (NULL_EDGE): Likewise.
9242 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9244 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9245 NOTE_PREDICT): Remove.
9247 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9249 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9250 * configure: Regenerate.
9251 * config.in: Likewise.
9252 * system.h: Declare vsnprintf if not already declared.
9254 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9256 * optc-gen.awk: Handle stand-alone Mask records.
9257 * opth-gen.awk: Likewise.
9258 * doc/options.texi (Option file format): Document them.
9259 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9260 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9261 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9262 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9263 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9264 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9265 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9266 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9267 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9268 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9269 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9270 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9271 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9272 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9273 TARGET_LONG_DOUBLE_128): Likewise.
9274 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9275 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9276 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9277 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9278 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9279 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9280 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9281 * config/sparc/sparc.c (fpu_option_set): New global.
9282 (sparc_handle_option): New function.
9283 (sparc_override_options): Test fpu_option_set.
9284 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9285 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9286 * config/sparc/sparc.opt: New file.
9287 * config/sparc/little-endian.opt: Likewise.
9288 * config/sparc/long-double-switch.opt: Likewise.
9290 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9292 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9293 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9294 * config/bfin/bfin.opt (mshared-library-id=): Lose
9295 Var(bfin_lib_id_given).
9297 2005-04-13 Matt Thomas <matt@3am-software.com>
9299 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9302 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9304 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9306 * cgraphunit.c (INSNS_PER_CALL): Remove.
9308 * tree-ssa-forwprop.c (vars,
9309 record_single_argument_cond_exprs,
9310 substitute_single_use_vars): Remove.
9311 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9313 (tree_ssa_forward_propagate_single_use_vars): Call
9314 forward_propagate_into_cond for each COND_EXPR.
9316 * tree-inline.c (INSNS_PER_STMT): Remove.
9318 2005-04-12 Richard Henderson <rth@redhat.com>
9320 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9321 (ix86_expand_sse_fp_minmax): ... from ...
9322 (ix86_expand_fp_movcc): ... here.
9323 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9324 * config/i386/i386-protos.h: Update.
9325 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9326 (sse_setccsf, sse_setccdf): Allow before reload.
9327 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9328 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9329 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9330 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9331 (anddf3, nanddf3, iordf3, xordf3): New.
9333 2005-04-12 Jeff Law <law@redhat.com>
9335 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9336 (tree-ssa-uncprop.o): Add dependencies.
9337 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9338 * tree-flow.h (remove_useless_stmts): Remove prototype.
9339 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9340 remove_useless_stmts.
9341 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9342 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9343 * tree-pass.h (pass_uncprop): Declare.
9344 * tree-ssa-uncprop.c: New file.
9346 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9349 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9351 2005-04-12 Caroline Tice <ctice@apple.com>
9353 Temporary fix for partitioning problems.
9354 * passes.c (rest_of_handle_final): Remove code that
9355 frees unlikely_text_section_name,
9356 * varasm.c (assemble_start_function): Test for partitioning
9357 flag before writing out section labels.
9358 (assemble_end_function): Test for partitioning flag before
9359 writing out section labels.
9361 2005-04-12 Steven Bosscher <stevenb@suse.de>
9362 Stuart Hastings <stuart@apple.com>
9363 Jan Hubicka <jh@suse.cz>
9365 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9366 references to gt-tree-cfg.h.
9367 * basic-block.h (struct basic_block_def): Don't skip rbi
9368 for garbage collection.
9369 (struct reorder_block_def): Make GTY-able.
9370 (struct control_flow_graph): New structure.
9371 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9372 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9373 but instead defines to the control_flow_graph for cfun.
9374 (label_to_block_map): New define, points to the label map of
9375 the control_flow_graph for cfun.
9376 (n_edges_for_function, n_basic_blocks_for_function,
9377 last_basic_block_for_function, basic_block_info_for_function,
9378 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9379 basic_block_info_for_function, label_to_block_map_for_function):
9380 Counterparts for the above, taking a struct function as an extra
9382 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9383 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9384 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9385 (alloc_rbi_pool, free_rbi_pool): Remove.
9386 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9387 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9389 (cfg_layout_finalize) ... and don't free it here.
9390 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9392 * flow.c (free_basic_block_vars): Set label_to_block_map and
9393 n_edges to zero too.
9394 * function.h (struct function): Add cfg field.
9395 * function.c (allocate_struct_function): Allocate the cfg.
9396 * tree-cfg.c (label_to_block_map): Remove.
9397 (build_tree_cfg): Don't allocate the rbi pool here...
9398 (delete_tree_cfg_annotations): ...and don't free it here.
9399 Also don't nullify label_to_block_map for cfun.
9401 2005-04-12 Caroline Tice <ctice@apple.com>
9403 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9404 Revert my patch from April 9.
9405 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9406 (reorder_basic_blocks): Revert my patch from April 9.
9407 (insert_section_boundary_note): Revert my patch from April 9.
9408 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9409 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9410 (COLD_END_LABEL): Revert my patch from April 9.
9411 (cold_text_section_label): Revert my patch from April 9.
9412 (cold_end_label): Revert my patch from April 9.
9413 (dwarf2out_switch_text_section): Revert my patch from April 9.
9414 (output_aranges): Revert my patch from April 9.
9415 (output_ranges): Revert my patch from April 9.
9416 (output_line_info): Revert my patch from April 9.
9417 (add_location_or_const_value_attribute): Revert my patch from April 9.
9418 (dwarf2out_var_location): Revert my patch from April 9.
9419 (dwarf2out_init): Revert my patch from April 9.
9420 (dwarf2out_finish): Revert my patch from April 9.
9421 * function.h (struct function): Revert my patch from April 9.
9422 * opts.c (decode_options): Revert my patch from April 9.
9423 * output.h (unlikely_section_label, hot_section_label,
9424 hot_section_end_label, cold_section_end_label,
9425 unlikely_text_section_name): Revert my patch from April 9.
9426 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9427 * varasm.c (unlikely_section_label, hot_section_label,
9428 hot_section_end_label, cold_section_end_label,
9429 unlikely_text_section_name): Revert my patch from April 9.
9430 (initialize_cold_section_name): Revert my patch from April 9.
9431 (unlikely_text_section): Revert my patch from April 9.
9432 (in_unlikely_text_section): Revert my patch from April 9.
9433 (named_section): Revert my patch from April 9.
9434 (function_section): Revert my patch from April 9.
9435 (current_function_section): Revert my patch from April 9.
9436 (assemble_start_function): Revert my patch from April 9.
9437 (assemble_end_function): Revert my patch from April 9.
9438 (default_section_type_flags_1): Revert my patch from April 9.
9440 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9442 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9443 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9445 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9447 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9450 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9451 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9453 2004-04-12 Richard Henderson <rth@redhat.com>
9455 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9456 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9457 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9458 (UNSPEC_*, UNSPECV_*): Renumber.
9460 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9463 From Richard Henderson <rth@redhat.com>:
9464 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9467 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9469 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9471 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9473 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9474 (bfin_library_id): New variable.
9475 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9476 instead of bfin_library_id_string.
9477 (bfin_handle_option): New function.
9478 (override_options): Remove most code to deal with shared library IDs,
9479 just check they aren't used without -mid-shared-library.
9480 (TARGET_HANDLE_OPTION): Define.
9481 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9482 * config/bfin/bfin.opt (mshared-library-id=): New.
9484 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9486 * tree-vect-transform.c: Fix comment typos.
9488 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9490 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9491 split critical edges when not possible/profitable.
9493 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9495 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9496 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9497 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9498 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9499 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9500 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9501 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9502 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9504 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9506 * config/ns32k/ns32k.opt: New file.
9508 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9510 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9511 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9512 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9513 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9514 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9515 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9516 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9517 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9518 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9519 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9520 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9521 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9522 (MASK_COLDFIRE): Formatting fixes.
9523 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9524 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9525 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9526 "_current_shared_library_a5_offset_".
9527 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9528 (MASK_ALL_CPU_BITS): New macro.
9529 (m68k_handle_option): New function.
9530 (override_options): Remove handling of m68k_library_id_string.
9531 * config/m68k/m68k.opt: New file.
9532 * config/m68k/ieee.opt: New file.
9534 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9536 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9537 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9538 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9539 (TARGET_CXX): Adjust accordingly.
9540 * target.h (struct gcc_target): Remove epxort_class_data. Add
9541 determine_class_data_visibility and class_data_always_comdat.
9542 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9543 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9544 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9545 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9546 (arm_cxx_determine_class_data_visibility): New.
9547 (arm_cxx_class_data_always_comdat): Likewise.
9548 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9549 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9550 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9551 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9552 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9555 2005-04-11 Devang Patel <dpatel@apple.com>
9557 * tree-data-ref.c (build_classic_dist_vector,
9558 compute_subscript_distance): Make externally visible.
9559 * tree-data-ref.h (build_classic_dist_vector,
9560 compute_subscript_distance): Same.
9561 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9562 Check distance vector against vectorization factor.
9563 (vect_analyze_loop): Determine vectorizaion factor before
9564 analyzing data dependences.
9565 * tree-vectorizer.c (loops_num): Make it externally visible and
9567 * tree-vectorizer.c (vect_loops_num): ... new name.
9568 * tree-vectorizer.h (vect_loops_num): New.
9570 2005-04-11 Devang Patel <dpatel@apple.com>
9572 * tree-vect-analyze.c (vect_analyze_operations): Check
9573 vectorizable codition.
9574 * tree-vect-transform.c (vect_is_simple_cond): New function.
9575 (vectorizable_condition): New function.
9576 (vect_transform_stmt): Handle condition_vec_info_type.
9577 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9578 condition_vec_info_type.
9579 (vectorizable_condition): New.
9581 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9583 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9584 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9585 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9587 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9588 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9590 * dwarf2out.c (output_line_info): Don't try to dereference
9591 a NULL current_function_decl.
9593 * config/t-slibgcc-darwin: Don't put shared libraries in
9594 directories other than $(slibdir).
9595 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9598 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9600 PR tree-optimization/20933
9601 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9602 logic to reject aliases between read-only and writable
9604 (may_alias_p): ... here.
9605 (get_tmt_for): Do not associate read-only tags to pointers
9606 whose pointed-to type is not read-only.
9607 * tree-ssa.c (verify_ssa): Check that memory stores have at
9608 least one V_MAY_DEF or V_MUST_DEF.
9610 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9613 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9614 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9615 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9616 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9618 (fwrite_unlocked): Fix prototype.
9620 * configure, config.in: Regenerate.
9622 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9624 * tree-ssa-loop-im.c: Include real.h.
9625 (determine_invariantness_stmt): If real division divisor is
9626 invariant and flag_unsafe_math_optimizations enabled, generate
9627 invariant reciprocal for hoisting.
9628 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9630 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9632 Fix PR tree-optimization/20926
9634 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9636 2005-04-11 Devang Patel <dpatel@apple.com>
9638 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9641 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9643 * fold-const.c (fold_binary_op_with_conditional_arg):
9644 use fold_buildN instead of "fold (buildN" in some
9646 (fold_unary): Likewise.
9647 (fold_binary): Likewise.
9649 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9651 Fix PR tree-optimization/20612
9652 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9654 (perfect_nestify): preheaderbb is *not* part of loop of the
9657 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9659 * tree-ssa-alias.c (may_alias_p): If the variable
9660 is a global variable and the pointer is parameter
9661 and -fargument-noalias-global is used, then
9662 the pointer cannot alias the variable.
9664 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9666 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9667 * config/sparc/sparc.h: Likewise.
9668 * config/sparc/sparc.md: Likewise.
9670 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9672 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9674 * tree-vrp.c: Fix a comment typo.
9676 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9678 PR tree-optimization/20920
9679 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9680 SSA_NAME flows through an abnormal edge.
9681 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9682 through abnormal edges.
9683 (maybe_add_assert_expr): Likewise.
9685 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9687 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9688 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9689 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9690 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9691 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9692 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9693 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9694 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9695 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9696 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9697 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9698 (TARGET_HANDLE_OPTION): Likewise.
9699 (s390_tune): Initialize to PROCESSOR_max.
9700 (s390_arch_string): Make static.
9701 (s390_tune_string, s390_warn_framesize_string): Delete.
9702 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9703 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9704 (s390_handle_arch_option, s390_handle_option): New functions.
9705 (override_options): Remove parsing of option strings.
9706 * config/s390/s390.opt: New file.
9708 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9710 * tree-complex.c (expand_vector_operations): Call
9711 update_stmt_if_modified.
9713 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9715 * tree-vect-analyze (vect_determine_vectorization_factor):
9716 Do not use GET_MODE_NUNITS.
9717 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9718 (vectorizable_load, vect_transform_loop): Likewise.
9720 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9722 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9723 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9724 * optabs.h (enum optab_index): Add new OTI_lceil.
9725 (lceil_optab): Define corresponding macro.
9726 * optabs.c (init_optabs): Initialize lceil_optab.
9727 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9728 and lceildi2 patterns.
9729 * builtins.c (expand_builtin_int_roundingfn): Handle
9730 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9731 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9732 BUILT_IN_LLCEIL{,F,L}.
9733 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9734 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9735 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9736 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9737 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9738 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9739 into lceil built-in function and (long long int)ceil{,f,l} into
9740 llceil built-in function.
9741 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9744 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9746 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9749 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9751 * config/arm/arm.c: Fix a comment typo.
9752 * doc/tree-ssa.texi: Fix a typo.
9754 2005-04-10 Steven Bosscher <stevenb@suse.de>
9756 * cselib.c (clear_table): Rename to cselib_clear_table.
9757 * cselib.h (cselib_clear_table): Add prototype.
9758 * gcse.c (gcse_main): Make 'f' argument unused.
9759 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9760 of each basic block instead.
9761 (compute_sets, compute_hash_table_work): Likewise.
9762 (constprop_register): Change int 'alter_jumps' argument to bool.
9763 (do_local_cprop): Likewise.
9764 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9765 the insn chain. Explicitly clear the cselib tables after finishing
9766 one basic block. Make sure there are no unterminated libcall blocks.
9767 Update compute_sets call.
9768 (cprop): Walk basic blocks instead of the insn chain.
9769 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9771 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9772 one_cprop_pass calls.
9774 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9776 * combine.c (combine_simplify_rtx): Remove a transformation that
9777 relies on an invalid assumption about rtl sign-extension semantics.
9779 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9781 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9782 to build_int_cst_wide.
9784 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9787 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9788 set the original address pseudo to the correct value before the
9789 original insn, if possible, and leave the insn alone, otherwise
9790 create a new pseudo, set it and replace it in the insn.
9791 * recog.c (validate_change_maybe_volatile): New.
9792 * recog.h (validate_change_maybe_volatile): Declare.
9794 2005-04-09 Caroline Tice <ctice@apple.com>
9796 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9797 Remove targetm.have_named_sections test.
9798 (fix_edges_for_rarely_executed_code): Likewise.
9799 (insert_section_boundary_note): Likewise.
9800 (reorder_basic_blocks): Check partitioning flag before calling
9801 verify_hot_cold_block_grouping.
9802 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9803 the function struct rather than global variables.
9804 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9805 (COLD_END_LABEL): Likewise
9806 (cold_text_section_label): New static global variable.
9807 (cold_end_label): Likewise.
9808 (dwarf2out_switch_text_section): Get hot/cold section labels from
9809 the function struct rather than global variables.
9810 (output_aranges): Use cold_text_section_label and cold_end_label;
9811 check partitioning flag before putting out delta.
9812 (output_ranges): Remove incorrect code attempting to use
9814 (output_line_info): Get cold section label from function struct.
9815 (add_location_or_const_value_attribute): Likewise.
9816 (get_subprogram_die): Get hot/cold section labels from function struct.
9817 (dwarf2out_var_location): Likewise.
9818 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9819 write out cold_text_section_label if partition flag is set.
9820 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9821 * function.h (struct function): Add new fields to point to hot/cold
9822 section labels: hot_section_label, cold_section_label,
9823 hot_section_end_label and cold_section_end_label; also add new field
9824 for cold text section name, unlikely_text_section_name.
9825 * opts.c (decode_options): Turn off partitioning flag if
9826 !targetm.have_named_sections.
9827 * output.h (hot_section_label): Remove.
9828 (hot_section_end_label): Remove.
9829 (cold_section_end_label): Remove.
9830 (unlikely_section_label): Remove.
9831 (unlikely_text_section_name): Remove.
9832 * passes.c (rest_of_handle_final): Remove code that frees
9833 unlikely_text_section_name.
9834 * varasm.c (unlikely_section_label): Remove.
9835 (hot_section_label): Remove.
9836 (hot_section_end_label): Remove.
9837 (cold_section_end_label): Remove.
9838 (unlikely_text_section_name): Remove.
9839 (initialize_cold_section_name): Modify to call
9840 targetm.strip_name_encoding; to store cold section name in current
9841 function struct, if it exists; and to only use the decl_section_name
9842 if flag_named_sections is true.
9843 (unlikely_text_section): Modify to get section name out of current
9844 function struct, if there is one; otherwise build it from
9845 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9846 (in_unlikely_text_section): Likewise.
9847 (named_section): Modify to get/put cold section name in current function
9848 struct, if there is one.
9849 (function_section): Change 'bool unlikely' to 'int reloc'; check
9850 targetm.have_named_sections before calling named_section.
9851 (current_function_section): Likewise.
9852 (assemble_start_function): Modify to get/put unlikely_text_section_name
9853 in current function struct; modify to get hot/cold section labels
9854 from function struct; initialize labels using
9855 ASM_GENERATE_INTERNAL_LABEL;
9856 test partitioning flag before writing out hot section label.
9857 (assemble_end_function): Test partitioning flag before writing out
9858 hot/cold section labels.
9859 (default_section_type_flags_1): Modify to use array instead of
9860 char* for unlikely_text_section_name; set flags correctly for
9861 cold text section if there is not a current function decl.
9863 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9865 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9866 and TI_VA_LIST_FPR_COUNTER_FIELD.
9867 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9868 * tree-pass.h (pass_stdarg): Add.
9869 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9870 * tree-stdarg.c: New file.
9871 * tree-stdarg.h: New file.
9872 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9873 (tree-stdarg.o): Add dependencies.
9874 * function.h (struct function): Add va_list_gpr_size and
9875 va_list_fpr_size fields.
9876 * function.c (allocate_struct_function): Initialize them.
9877 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9878 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9879 (TARGET_INITIALIZER): Add it.
9881 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9882 va_list_{g,f}pr_counter_field.
9883 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9884 area will not be used. Only save registers that tree-stdarg.c
9885 detected they need saving.
9886 (ix86_va_start): Don't set up fields that won't be used.
9888 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9889 va_list_{g,f}pr_counter_field.
9890 (setup_incoming_varargs): Don't do anything if reg_save
9891 area will not be used. Only save registers that tree-stdarg.c
9892 detected they need saving.
9893 (rs6000_va_start): Don't set up fields that won't be used.
9895 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9896 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9897 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9898 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9900 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9903 * config/i386/i386.c (construct_container): Pass empty aligned
9904 struct, union or class in memory.
9906 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9908 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9909 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9910 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9911 config/rs6000/predicates.md: Fix comment typos.
9913 * sched-int.h (haifa_insn_data): Remove blockage and units.
9914 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9915 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9916 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9918 2005-04-09 Jan Hubicka <jh@suse.cz>
9919 Steven Bosscher <stevenb@suse.de>
9921 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9922 * cfgloop.c (get_loop_exit_edges): Likewise.
9923 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9925 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9926 * tree-cfg.c (dump_cfg_status): Likewise.
9928 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9930 * config/rs6000/predicates.md (altivec_register_operand): Remove
9931 redundant match_code test.
9932 (gpc_reg_operand): Same.
9933 (cc_reg_operand): Same.
9934 (cc_reg_not_cr0_operand): Same.
9936 2005-04-09 Jan Hubicka <jh@suse.cz>
9938 Forgotten hunk from my last merge patch:
9939 * final.c (output_addr_const): Do not call mark_referenced.
9941 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9943 * doc/tree-ssa.texi: Add immediate use documentation.
9945 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9947 * arm.c (FL_WBUF): Define.
9948 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9949 (arm_is_6_or_7): Delete.
9950 (arm_tune_wbuf): New.
9951 (arm_override_options): Set arm_tune_wbuf.
9952 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9953 (arm_is_6_or_7): Delete declaration.
9954 (arm_tune_wbuf): New declartion.
9955 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9956 (model_wbuf): Derive from arm_tune_wbuf.
9957 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9958 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9959 (arm740t): Mark CPUs as having a write buffer.
9961 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9963 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9964 of 'const_double_operand' in operand 2 constraints. Update enable
9967 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9969 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9970 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9971 * optabs.h (enum optab_index): Add new OTI_lfloor.
9972 (lfloor_optab): Define corresponding macro.
9973 * optabs.c (init_optabs): Initialize lfloor_optab.
9974 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9975 and lfloordi2 patterns.
9976 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9977 (expand_builtin_int_roundingfn): New function.
9978 (fold_builtin_int_roundingfn): New prototype.
9979 (fold_builtin_int_roundingfn): New function, renamed from
9980 fold_builtin_lround.
9981 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9982 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9983 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9984 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9985 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9986 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9987 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9988 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9989 into lfloor built-in function and (long long int)floor{,f,l} into
9990 llfloor built-in function.
9991 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9994 2005-04-08 Ian Lance Taylor <ian@airs.com>
9996 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9997 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9998 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9999 (DO_COND, DO_BODY): Likewise.
10000 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10001 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10002 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10003 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10004 (build_continue_stmt, build_break_stmt): Don't declare.
10005 (c_do_switch_warnings): Update declaration.
10006 * c-gimplify.c (enum bc_t): Remove.
10007 (struct c_gimplify_ctx, ctxp): Remove.
10008 (push_context, pop_context): Remove static functions.
10009 (c_genericize): Don't call push_context or pop_context.
10010 (begin_bc_block, finish_bc_block): Remove static functions.
10011 (build_bc_goto): Likewise.
10012 (gimplify_c_loop): Likewise.
10013 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10014 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10015 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10016 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10017 * c-common.c (c_do_switch_warnings): Rename from
10018 c_do_switch_warnings_1.
10019 (c_do_switch_warnings) [old version]: Remove.
10020 (c_do_switch_expr_warnings): Remove.
10021 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10022 function instead of c_do_switch_expr_warnings.
10023 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10024 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10025 * c-pretty-print.c (pp_c_statement): Likewise.
10026 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10028 2005-04-08 Devang Patel <dpatel@apple.com>
10030 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10031 While selecting replacement condition pay attention to loop header.
10033 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10035 Merge from tree-cleanup-branch: VRP, store CCP, store
10036 copy-prop, incremental SSA updating of FUD chains and
10037 newly exposed symbols.
10039 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10040 (OBJS-common): Add tree-vrp.o.
10041 (tree-vrp.o): New rule.
10042 * basic-block.h (nearest_common_dominator_for_set): Declare.
10043 * common.opt (ftree-store-ccp): New flag.
10044 (ftree-copy-prop): New flag.
10045 (ftree-vrp): New flag.
10046 (ftree-store-copy-prop): New flag.
10047 * dominance.c (nearest_common_dominator_for_set): New.
10048 * domwalk.c (walk_dominator_tree): Only traverse
10049 statements in blocks marked in walk_data->interesting_blocks.
10050 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10051 * fold-const.c (fold): Handle ASSERT_EXPR.
10052 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10053 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10054 flag_tree_vrp at -O2.
10055 * timevar.def (TV_TREE_VRP): Define.
10056 (TV_TREE_COPY_PROP): Define.
10057 (TV_TREE_STORE_COPY_PROP): Define.
10058 (TV_TREE_SSA_INCREMENTAL): Define.
10059 (TV_TREE_STORE_CCP): Define.
10060 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10061 to kill_redundant_phi_nodes from comment.
10062 (verify_expr): Handle ASSERT_EXPR.
10063 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10064 argument. Update all users.
10065 (mark_call_clobbered_vars_to_rename): Remove. Update all
10067 * tree-flow-inline.h (unmodifiable_var_p): New.
10068 * tree-flow.h (enum value_range_type): Declare.
10069 (struct value_range_def): Declare.
10070 (value_range): Declare.
10071 (remove_all_phi_nodes_for): Remove. Update all users.
10072 (find_phi_node_for): Declare.
10073 (add_type_alias): Declare.
10074 (count_uses_and_derefs): Declare.
10075 (kill_redundant_phi_nodes): Remove.
10076 (rewrite_into_ssa): Remove.
10077 (rewrite_def_def_chains): Remove.
10078 (update_ssa, register_new_name_mapping, create_new_def_for,
10079 need_ssa_update_p, name_registered_for_update_p,
10080 release_ssa_name_after_update_ssa, dump_repl_tbl,
10081 debug_repl_tbl, dump_names_replaced_by,
10082 debug_names_replaced_by, mark_sym_for_renaming,
10083 mark_set_for_renaming, get_current_def, set_current_def,
10084 get_value_range, dump_value_range, debug_value_range,
10085 dump_all_value_ranges, debug_all_value_ranges,
10086 expr_computes_nonzero, loop_depth_of_name,
10087 unmodifiable_var_p): Declare.
10088 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10090 * tree-into-ssa.c (block_defs_stack): Update comment.
10091 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10092 syms_to_rename, names_to_release, repl_tbl,
10093 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10094 need_to_replace_names_p): New locals.
10095 (NAME_SETS_GROWTH_FACTOR): Define.
10096 (struct repl_map_d): Declare.
10097 (struct mark_def_sites_global_data): Add field
10098 interesting_blocks.
10099 (enum rewrite_mode): Declare.
10100 (REGISTER_DEFS_IN_THIS_STMT): Define.
10101 (compute_global_livein): Use last_basic_block instead of
10103 (set_def_block): Remove last argument. Update all callers.
10104 (prepare_use_operand_for_rename): Remove. Update all callers.
10105 (prepare_def_operand_for_rename): Remove. Update all callers.
10106 (symbol_marked_for_renaming): New.
10107 (is_old_name): New.
10108 (is_new_name): New.
10109 (repl_map_hash): New.
10110 (repl_map_eq): New.
10111 (repl_map_free): New.
10112 (names_replaced_by): New.
10113 (add_to_repl_tbl): New.
10114 (add_new_name_mapping): New.
10115 (mark_def_sites): Assume that all the operands in the
10116 statement are in normal form.
10117 (find_idf): Assert that the block in the stack is valid.
10118 (get_default_def_for): New.
10119 (insert_phi_nodes_for): Add new argument 'update_p'.
10121 If update_p is true, add a new mapping between the LHS of
10122 each new PHI and the name that it replaces.
10123 (insert_phi_nodes_1): Only call find_idf if needed.
10124 (get_reaching_def): Call get_default_def_for.
10125 (rewrite_operand): Remove.
10126 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10127 and REWRITE_THIS_STMT are false.
10128 Assume that all the operands in the statement are in
10130 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10131 (rewrite_virtual_phi_arguments): Remove.
10132 (invalidate_name_tags): Remove.
10133 (register_new_update_single, register_new_update_set,
10134 rewrite_update_init_block, replace_use,
10135 rewrite_update_fini_block, rewrite_update_stmt,
10136 rewrite_update_phi_arguments): New.
10137 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10138 Add arguments 'entry', 'what' and 'blocks'.
10139 Initialize the dominator walker according to 'what' and
10141 Start the dominator walk at 'entry'.
10142 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10143 Use it to configure the dominator walker.
10144 (rewrite_into_ssa): Remove argument 'all'.
10146 (rewrite_all_into_ssa): Remove.
10147 (rewrite_def_def_chains): Remove.
10148 (mark_def_interesting, mark_use_interesting,
10149 prepare_phi_args_for_update, prepare_block_for_update,
10150 prepare_def_site_for, prepare_def_sites,
10151 dump_names_replaced_by, debug_names_replaced_by,
10152 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10153 delete_update_ssa, create_new_def_for,
10154 register_new_name_mapping, mark_sym_for_renaming,
10155 mark_set_for_renaming, need_ssa_update_p,
10156 name_registered_for_update_p, ssa_names_to_replace,
10157 release_ssa_name_after_update_ssa,
10158 insert_updated_phi_nodes_for, update_ssa): New.
10159 * tree-loop-linear.c (linear_transform_loops): Call
10160 update_ssa instead of rewrite_into_ssa.
10161 * tree-optimize.c (vars_to_rename): Remove.
10163 (init_tree_optimization_passes): Replace
10164 pass_redundant_phi with pass_copy_prop.
10166 Replace pass_ccp with pass_store_ccp.
10167 Add pass_store_copy_prop after pass_store_ccp.
10168 (execute_todo): If the TODO_ flags don't include updating
10169 the SSA form, assert that it does not need to be updated.
10170 Call update_ssa instead of rewrite_into_ssa and
10171 rewrite_def_def_chains.
10172 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10173 (tree_rest_of_compilation):
10174 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10175 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10176 TODO_cleanup_cfg): Renumber.
10177 (TODO_verify_loops, TODO_update_ssa,
10178 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10179 TODO_update_ssa_only_virtuals): Define.
10180 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10182 * tree-phinodes.c (make_phi_node): Update documentation.
10183 (remove_all_phi_nodes_for): Remove.
10184 (find_phi_node_for): New.
10185 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10186 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10187 (interpret_rhs_modify_expr): Likewise.
10188 * tree-sra.c (decide_instantiations): Mark all symbols in
10189 SRA_CANDIDATES for renaming.
10190 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10191 (mark_all_v_defs): New function. Update all users to call it
10192 with the whole list of scalarized statements, not just the
10194 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10195 (compute_flow_insensitive_aliasing): If the tag is
10196 unmodifiable and the variable isn't or vice-versa, don't
10197 make them alias of each other.
10198 (setup_pointers_and_addressables): If the type tag for
10199 VAR is about to change, mark the old one for renaming.
10200 (add_type_alias): New.
10201 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10202 (ccp_lattice_t): Rename from latticevalue.
10203 (value): Remove. Update all users.
10204 (const_val): New local variable.
10205 (do_store_ccp): New local variable.
10206 (dump_lattice_value): Handle UNINITIALIZED.
10207 (debug_lattice_value): New.
10208 (get_default_value): Re-write.
10209 (set_lattice_value): Re-write.
10210 (def_to_varying): Remove. Update all users.
10211 (likely_value): Return VARYING for statements that make
10212 stores when STORE_CCP is false.
10213 Return VARYING for any statement other than MODIFY_EXPR,
10214 COND_EXPR and SWITCH_EXPR.
10215 (ccp_initialize): Re-write.
10216 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10217 Move to tree-ssa-propagate.c.
10218 (ccp_lattice_meet): Handle memory stores when
10219 DO_STORE_CCP is true.
10220 (ccp_visit_phi_node): Likewise.
10221 (ccp_fold): Likewise.
10222 (evaluate_stmt): Likewise.
10223 (visit_assignment): Likewise.
10224 (ccp_visit_stmt): Likewise.
10225 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10228 (pass_ccp): Use it.
10229 (do_ssa_store_ccp): New.
10230 (gate_store_ccp): New.
10231 (pass_store_ccp): Declare.
10232 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10233 (may_propagate_copy): Reformat.
10234 Don't abort if ORIG is a virtual and DEST isn't.
10235 If NEW does not have alias information but DEST does,
10237 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10238 copy_prop_kind, which_copy_prop): Declare.
10239 (stmt_may_generate_copy, get_copy_of_val,
10240 get_last_copy_of, set_copy_of_val, dump_copy_of,
10241 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10242 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10243 init_copy_prop, fini_copy_prop, execute_copy_prop,
10244 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10245 store_copy_prop): New.
10246 (pass_copy_prop, pass_store_copy_prop): Declare.
10247 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10248 'num_const_prop' and 'num_copy_prop'.
10249 (cprop_operand): Update them.
10250 (dump_dominator_optimization_stats): Dump them.
10251 (tree_ssa_dominator_optimize): Call update_ssa instead of
10253 (loop_depth_of_name): Declare extern.
10254 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10255 values for LOW or HIGH.
10256 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10257 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10258 (cprop_operand): Only propagate if VAL != OP.
10259 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10260 statement for renaming.
10261 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10262 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10263 add_type_alias if necessary.
10264 Call mark_new_vars_to_rename.
10265 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10266 mark every statement updated, call update_ssa and
10267 rewrite_into_loop_closed_ssa.
10268 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10269 from LIVEIN if VAR is a virtual.
10270 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10271 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10272 (get_call_expr_operands): Reformat statement.
10273 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10275 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10276 SSA_NAME_VALUE for every name.
10277 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10278 get_value_loaded_by): New.
10279 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10280 substitute_and_fold): Move from tree-ssa-ccp.c.
10281 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10282 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10283 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10285 * tree-ssa.c (verify_use): Fix error message.
10286 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10287 check_phi_redundancy, kill_redundant_phi_nodes,
10288 pass_redundant_phi): Remove. Update all users.
10289 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10290 add_type_alias, if necessary.
10291 * tree-vectorizer.h (struct _stmt_vect_info): Update
10292 documentation for field 'memtag'.
10293 * tree-vrp.c: New file.
10294 * tree.def (ASSERT_EXPR): Define.
10295 * tree.h (ASSERT_EXPR_VAR): Define.
10296 (ASSERT_EXPR_COND): Define.
10297 (SSA_NAME_VALUE_RANGE): Define.
10298 (struct tree_ssa_name): Add field 'value_range'.
10299 (PHI_REWRITTEN): Remove.
10300 (struct tree_phi_node): Remove field 'rewritten'.
10301 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10302 -ftree-store-copy-prop): Document.
10303 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10304 Document usage of update_ssa.
10306 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10309 * config/rs6000/predicates.md (altivec_register_operand): Accept
10311 (and64_operand): Do not limit CONST_INT to mask64_operand.
10312 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10313 (and_operand): Do not limit CONST_INT to mask_operand.
10315 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10317 PR rtl-optimization/20466
10318 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10319 for overlap of the address of each list member.
10320 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10322 2005-04-08 Mike Stump <mrs@apple.com>
10324 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10326 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10329 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10331 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10333 * function.c (push_function_context_to): Don't set
10334 contains_functions.
10335 * function.h (function): Remove contains_functions.
10336 (current_function_contains_functions): Remove.
10338 * function.h (function): Remove instrument_entry_exit.
10339 (current_function_instrument_entry_exit): Remove.
10341 * function.h (nonlocal_labels): Remove.
10343 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10345 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10346 (check_attr_value, write_attr_get, write_expr_attr_cache,
10347 find_attr, make_internal_attr): Don't reference negative_ok or
10349 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10350 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10351 (ATTR_STATIC): Adjust the value.
10353 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10355 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10357 * config/s390/tpf.h (ASM_SPEC): Define.
10359 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10361 * tree-flow.h: Remove the prototype for
10362 redirect_immediate_uses.
10363 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10365 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10367 * arm.c (arm_const_double_by_parts): New function.
10368 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10369 * arm.md (define_split for 64-bit constants): Add another one.
10371 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10373 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10375 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10377 * system.h: Revert last change.
10379 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10381 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10382 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10383 (TARGET_SWITCHES): Delete.
10384 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10385 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10386 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10387 * config/xtensa/xtensa.opt: New file.
10389 2005-04-08 Ben Elliston <bje@au.ibm.com>
10391 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10392 * config/fp-bit.h: Tidy comments.
10394 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10396 * system.h: Poison PARAMS.
10398 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10400 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10401 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10402 (TARGET_SWITCHES): Delete.
10403 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10404 * config/vax/vax.opt: New file.
10406 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10408 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10410 2005-04-07 Ian Lance Taylor <ian@airs.com>
10412 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10414 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10415 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10418 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10420 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10421 all immediate uses in PHI nodes.
10423 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10425 * arm.c (arm_const_double_inline_cost): Handle any constant by
10426 using gen_lowpart and gen_highpart_mode.
10427 (note_invalid_constants): All constants in an RTX with a constraint
10428 that permits memory are now pushed to the constant pool.
10429 (output_move_double): Delete code to handle reg to reg and
10430 constant to reg moves.
10431 (const_double_needs_minipool, output_mov_immediate): Delete.
10432 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10433 CONST_INT and CONST_VECTOR.
10434 * arm.md (ANY64): New mode macro.
10435 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10436 (movdf_soft_insn): Split reg-reg and const-reg moves.
10437 (split patterns for 64-bit constant and register moves): New.
10438 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10439 (cirrus_movdf_hard_insn): Likewise.
10440 * fpa.md (movdf_fpa): Likewise.
10441 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10442 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10444 (movv2si_internal_2): Likewise.
10445 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10446 (movdf_vfp): Likewise.
10447 * arm-protos.h (output_mov_immediate): Delete prototype.
10449 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10452 * simplify-rtx.c (simplify_unary_operation_1): Check
10453 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10455 2005-04-06 James E Wilson <wilson@specifixinc.com>
10458 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10461 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10463 * coverage.h (GCOV_TYPE_NODE): Delete.
10464 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10465 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10466 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10467 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10468 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10470 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10473 * Makefile.in (gcc.pot): Remove options.c dependency.
10474 * optc-gen.awk: Don't quote help strings with N_().
10476 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10478 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10479 the function returns a pointer type.
10481 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10483 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10484 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10485 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10486 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10487 explicit_uses members.
10488 (get_or_create_used_part_for): Initialize new fields.
10489 (fieldoff_compare): New function.
10490 (create_overlap_variables_for): Count number of fields, use
10491 heuristic to determine whether to create subvars for vars with
10492 only implicit uses.
10493 Sort the field list by offset and avoid creating duplicate SFT's.
10495 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10497 * c.opt (-F): Remove trailing whitespace from help string.
10498 (-finput-charset): Use a tab to separate the switch name and help
10500 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10501 (-ftree-vectorizer-verbose): Likewise.
10503 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10505 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10506 a PHI argument where a use occurs instead of all PHI arguments.
10508 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10510 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10513 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10515 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10516 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10517 config/bfin/bfin.h: Fix comment typos.
10519 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10521 * doc/install.texi: Update the URL for Jacks.
10522 * doc/sourcebuild.texi: Likewise.
10524 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10527 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10528 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10530 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10532 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10534 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10536 * config/v850/v850-protos.h (override_options): Delete.
10537 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10538 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10539 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10540 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10541 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10542 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10543 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10544 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10545 (OVERRIDE_OPTIONS): Delete.
10546 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10547 (small_memory_info): Remove the value field.
10548 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10549 TARGET_NO_APP_REGS.
10550 * config/v850/v850.c (small_memory): Remove the value field.
10551 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10552 (override_options): Delete.
10553 (v850_handle_memory_option, v850_handle_option): New functions.
10554 * config/v850/v850.opt: New file.
10556 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10558 * config.host: Add a section for generic hosts, and a subsection
10559 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10560 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10561 * config/host-darwin.h: New.
10562 * config/x-darwin: New.
10563 * config/i386/host-i386-darwin.c: New.
10564 * config/i386/x-darwin: New.
10565 * config/rs6000/host-darwin.c: Include host-darwin.h.
10566 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10567 (darwin_rs6000_gt_pch_use_address): Likewise.
10568 * config/rs6000/x-darwin: Change name of .o built, update
10569 dependencies for changes to rs6000/host-darwin.c.
10571 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10574 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10576 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10578 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10579 split_loop_exit_edge instead of loop_split_edge_with.
10581 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10583 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10584 UNSPEC_SET_VSCR): New constants, used throughout.
10585 (*andc3_v4sf): New.
10586 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10588 (altivec_vspltis<VI_char>): ... this pattern, using
10589 a QImode const_int_operand for the immediate.
10590 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10593 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10596 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10598 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10600 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10602 2005-04-06 Ben Elliston <bje@au.ibm.com>
10604 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10605 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10606 macros as living in "this file" and not gcc.h.
10608 2005-04-06 Ben Elliston <bje@au.ibm.com>
10610 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10611 -ftree-live_range_split. Perhaps renamed at some point?
10613 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10616 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10617 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10619 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10621 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10622 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10623 (number_of_iterations_special): New function.
10624 (number_of_iterations_exit): Use number_of_iterations_special.
10625 Use simplify_using_outer_evolutions only at -O3.
10626 (number_of_iterations_cond, tree_simplify_using_condition,
10627 simplify_using_initial_conditions, loop_niter_by_eval,
10628 compare_trees, can_count_iv_in_wider_type_bound,
10629 simplify_using_outer_evolutions): Use fold_build.
10631 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10633 * doc/install.texi (Configuration): Document --with-java-home.
10635 2005-04-05 Richard Henderson <rth@redhat.com>
10639 * config/i386/i386.c (print_operand): Handle vector zeros.
10640 (ix86_split_to_parts): Handle CONST_VECTOR.
10641 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10642 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10643 what modes to tie for MMX and SSE registers.
10644 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10645 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10646 to vector modes as well.
10647 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10648 properly as an input mode.
10650 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10652 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10654 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10656 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10658 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10660 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10661 and local functions, set sse_nregs to 8 and float_in_sse.
10662 (function_arg_advance, function_arg): If float_in_sse, pass
10663 SFmode and DFmode arguments in SSE registers.
10664 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10666 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10667 of -funit-at-a-time.
10669 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10671 * config/i386/i386-protos.h (ix86_function_value): Accept two
10672 arguments, like the target macro.
10673 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10674 * config/i386/i386.c (ix86_function_value): Accept the second
10675 argument of the target macro.
10676 (ix86_function_ok_for_sibcall): Pass a function pointer to
10677 ix86_function_value.
10678 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10679 call to ix86_value_regno).
10680 (ix86_value_regno): Add support for returning floating point values
10683 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10685 PR tree-optimization/20076
10686 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10687 that call __builtin_return or __builtin_apply_args.
10689 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10691 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10692 Use immediate use iterator.
10693 (stmt_is_bumper_for_loop): Use immediate use iterator.
10694 * predict.c (strip_builtin_expect): Use update_stmt.
10695 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10696 on all elements of a STATEMENT_LIST.
10697 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10698 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10699 (bsi_replace): Mark stmt as modified and the update it.
10700 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10701 (expand_complex_libcal): Call update_stmt.
10702 (expand_complex_comparison): Call mark_stmt_modified.
10703 (expand_complex_operations_1): Call update_stmt_if_modified.
10704 (expand_vector_operations_1): Call mark_stmt_modified.
10705 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10706 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10707 add_immediate_use, redirect_immediate_use,
10708 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10709 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10710 (mark_new_vars_to_rename): Call update_stmt.
10711 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10712 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10714 (unmodify_stmt): Delete.
10715 (update_stmt): New. Force an update of a stmt.
10716 (update_stmt_if_modified): update a stmt if it is out of date.
10717 (get_stmt_operands): Verify stmt is NOT modified.
10718 (stmt_modified_p): Update comment.
10719 (delink_imm_use): Remove a use node from its immuse list.
10720 (link_imm_use_to_list): Link a use node to a specific list.
10721 (link_imm_use): Link a node to the correct list.
10722 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10723 it in the correct list, if appropriate.
10724 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10725 (relink_imm_use): Link a use node in place of another node in a list.
10726 (relink_imm_use_stmt): LInk a node in place of another node, and set
10728 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10729 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10730 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10731 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10732 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10733 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10734 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10735 (has_zero_uses): New. Return true if there are no uses of a var.
10736 (has_single_use): New. Return true if there is only a single use of a
10738 (single_imm_use): New. Return the simgle immediate use.
10739 (num_imm_uses): New. Return the number of immediate uses.
10740 (get_v_must_def_ops): Use is now a pointer.
10741 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10742 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10744 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10745 (delink_stmt_imm_use): Delink all immuses from a stmt.
10746 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10747 * tree-flow.h (struct dataflow_d): Delete.
10748 (immediate_use_iterator_d): New. Immediate use iterator struct.
10749 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10750 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10751 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10753 (struct stmt_ann_d): Remove dataflow_t from struct.
10754 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10755 (if_convertible_phi_p): Use FAST immuse iterator.
10756 (if_convertible_loop_p): Don't call compute_immediate_uses.
10757 (replace_phi_with_cond_modify_expr): Call update_stmt.
10758 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10759 update_stmt_if_modified.
10760 (rewrite_all_into_ssa): Initialize ssa operands.
10761 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10762 compute_immediate_uses.
10763 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10764 ssa_property is available.
10765 (execute_one_pass): Change parameters passed to execute_todo.
10766 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10767 (remove_ssa_form): Call fini_ssa_operands.
10768 (insert_backedge_copies): Delete call to modify_stmt.
10769 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10770 (release_phi_node): Delink any use nodes before releasing.
10771 (resize_phi_node): Relink any use nodes.
10772 (remove_phi_arg_num): Delink the use node.
10773 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10774 (remove_all_phi_nodes_for): Release phi node first.
10775 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10776 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10777 (scalarize_use, scalarize_copy): Call update_stmt.
10778 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10779 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10780 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10781 (ccp_initialize): Remove call to compute_immediate_uses.
10782 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10783 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10785 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10786 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10787 (eliminate_redundant_computations): Call mark_stmt_modified.
10788 (cprop_operand): Call mark_stmt_modified.
10789 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10790 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10791 (dse_optimize_stmt): Use new immuse interface.
10792 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10793 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10794 (substitute_single_use_vars): Use new immuse interface.
10795 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10796 and compute_immediate_uses.
10797 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10799 (rewrite_mem_refs): Call update_stmt.
10800 (determine_lsm): Remove call to compute_imm_uses and free_df.
10801 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10802 (try_unroll_loop_completely): Call update_stmt.
10803 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10804 (rewrite_use_compare): Call update_stmt.
10805 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10806 (rewrite_use) : Call update_stmt.
10807 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10808 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10810 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10811 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10812 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10814 (initialize_vuse_operand): New. Initialize a vuse operand.
10815 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10816 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10817 (finalize_ssa_defs): Use stmt parameter.
10818 (correct_use_link): Ensure a use node is in the correct list, and has
10819 the correct stmt pointer.
10820 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10821 finalize_ssa_v_must_defs): Also initialize use nodes.
10822 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10823 (build_ssa_operands): Seperate parsing from final operand construction.
10824 (parse_ssa_operands): New. Parse entry point for operand building.
10825 (swap_tree_operands): New. Swap 2 tree operands.
10826 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10828 (get_expr_operands): Call swap_tree_operands when needed.
10829 (copy_virtual_operands): Use initialize routines for virtual use ops.
10830 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10831 (verify_abort): New. Issue imm_use error.
10832 (verify_imm_links): New Verify imm_use links for a var.
10833 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10834 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10835 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10836 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10837 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10838 (NULL_USE_OPERAND_P) Define.
10839 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10841 (struct vuse_operand_type): New struct.
10842 (SET_USE): Call set_ssa_use_from_ptr.
10843 (USE_STMT): Define.
10844 (PHI_ARG_INDEX_FROM_USE): Define.
10845 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10846 argument via SET_USE, not PHI_ARG_DEF_TREE.
10847 * tree-ssa-pre.c (eliminate): Call update_stmt.
10848 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10850 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10851 (nearest_common_dominator_of_uses): Use imm_use iterator.
10852 (statement_sink_location): Use imm_use iterator and interface.
10853 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10854 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10855 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10856 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10857 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10858 if new parameter is true.
10859 (init_tree_ssa): Don't initialize operand cache here.
10860 (delete_tree_ssa): Don't destroy operand cache here.
10861 (propagate_into_addr): Pass in a use pointer, return true if anything
10863 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10864 (check_phi_redundancy): Use imm_use iterator.
10865 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10867 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10868 (release_ssa_name): Delink node and all elements in its imm_use list.
10869 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10870 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10871 * tree-vectorizer.c (need_imm_uses_for): Delete.
10872 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10873 * tree.h (struct ssa_imm_use_d): Define.
10874 (SSA_NAME_IMM_USE_NODE): Define.
10875 (struct tree_ssa_name): Add imm_use node.
10877 (PHI_ARG_IMM_USE_NODE): Define.
10878 (struct phi_arg_d): Add imm_use node.
10879 (struct tree_phi_node): Remove struct dataflow_d element.
10880 (TDF_STMTADDR): Define.
10882 2005-04-05 Dale Johannesen <dalej@apple.com>
10884 * doc/invoke.texi (Optimization Options): Remove
10885 duplicate -fcse-follow-jumps. Add -fweb.
10886 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10887 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10889 2005-04-05 Per Bothner <per@bothner.com>
10891 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10892 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10893 (warn_uninit): Get EXPR_LOCUS from context now instead.
10894 This fixes a USE_MAPPED_LOCATION testsuite failure.
10896 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10898 2005-04-05 Per Bothner <per@bothner.com>
10900 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10901 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10902 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10905 2004-04-05 Devang Patel <dpatel@apple.com>
10907 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10908 (lhsr<mode>3): ... new name.
10909 (altivec_vsra<VI_char>): Rename to ..
10910 (ashr<mode>3): ... new name.
10911 * config/rs6000/rs6000.c (builtin_description): Rename shift
10914 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10916 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10917 gen_lowpart_for_combine.
10918 * cse.c (gen_lowpart_if_possible): Move...
10919 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10920 gen_lowpart_SUBREG.
10921 (gen_lowpart_no_emit_general): Use it.
10923 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10925 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10928 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10930 * system.h: Fix typo.
10932 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10934 * config/bfin/bfin-modes.def: New file.
10935 * config/bfin/bfin-protos.h: New file.
10936 * config/bfin/bfin.c: New file.
10937 * config/bfin/bfin.h: New file.
10938 * config/bfin/bfin.md: New file.
10939 * config/bfin/bfin.opt: New file.
10940 * config/bfin/crti.s: New file.
10941 * config/bfin/crtn.s: New file.
10942 * config/bfin/elf.h: New file.
10943 * config/bfin/lib1funcs.asm: New file.
10944 * config/bfin/predicates.md: New file.
10945 * config/bfin/t-bfin: New file.
10946 * config/bfin/t-bfin-elf: New file.
10947 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10948 Document new attributes.
10949 (interrupt, interrupt_handler, saveall): Update documentation for
10951 * doc/install.texi (Specific): Add entry for the Blackfin.
10952 * doc/invoke.texi (Blackfin Options): New section.
10953 * doc/md.texi (Blackfin family): New section to document constraints.
10954 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10956 2005-04-05 Olivier Hainque <hainque@adacore.com>
10958 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10959 match what the system unwinder expects.
10960 * config/mips/mips.c (mips_frame_set): If we're saving the return
10961 address register and the dwarf return address column number differs
10962 from the hard register number, adjust the note reg to refer to the
10965 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10967 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10968 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10969 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10970 (processor_type): New enum.
10971 (mn10300_processor): New variable.
10972 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10973 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10974 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10975 (PROCESSOR_DEFAULT): New macro.
10976 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10977 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10978 (mn10300_handle_option, mn10300_override_options): New functions.
10979 * config/mn10300/mn10300.opt: New file.
10981 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10982 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10984 PR tree-optimization/19903
10985 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10986 that don't fit in their type after conversion.
10988 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10991 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10992 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10993 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10994 flag here. Implement using define_insn_and_split.
10995 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10996 (frndintxf2_mask_pm_i387): New insn patterns.
10997 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10998 Do not set ix86_optimize_mode_switching flag.
10999 (ceilsf2, ceildf2, ceilxf2): Same.
11000 (btruncsf2, btruncdf2, btruncxf2): Same.
11001 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11003 2005-04-05 Ian Lance Taylor <ian@airs.com>
11006 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11007 i386_pe_record_external_function.
11008 (i386_pe_record_external_function): Update declaration.
11009 * config/i386/winnt.c (struct extern_list): Add decl field.
11010 (i386_pe_record_external_function): Add decl parameter.
11011 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11013 * config/i386/i386-protos.h (i386_pe_record_external_function):
11014 Update declaration.
11016 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11018 * config/m68k/m68k-protos.h: Add a prototype for
11019 valid_dbcc_comparison_p_2.
11020 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11021 extend_operator, const_uint32_operand, const_sint32_operand,
11022 general_src_operand, nonimmediate_src_operand,
11023 memory_src_operand, post_inc_operand, pre_dec_operand,
11024 pcrel_address): Move to predicates to predicates.md.
11025 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11026 * config/m68k/m68k.md: Include predicates.md.
11027 * config/m68k/predicates.md: New.
11029 2005-04-04 Roger Sayle <roger@eyesopen.com>
11031 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11033 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11035 2005-04-04 Ian Lance Taylor <ian@airs.com>
11037 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11039 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11040 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11041 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11042 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11043 * c-common.c (c_do_switch_warnings_1): New static function broken
11044 out of c_do_switch_warnings.
11045 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11046 (c_do_switch_expr_warnings): New function.
11047 * c-common.h (c_do_switch_expr_warnings): Declare.
11049 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11050 Daniel Jacobowitz <dan@codesourcery.com>
11052 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11054 * rtlanal.c (may_trap_p): Same.
11056 2005-04-04 Dale Johannesen <dalej@apple.com>
11058 * ChangeLog: remove reference to ChangeLog.12.
11060 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11062 CRIS epilogue as RTL.
11063 * config/cris/cris.md: Change all 0 in unspec 0 to
11065 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11066 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11068 ("return"): Change to define_expand. Call cris_expand_return for
11070 ("*return_expanded"): New pattern.
11071 ("epilogue"): New define_expand.
11072 * config/cris/cris.h (PREDICATE_CODES): Add
11073 cris_load_multiple_op.
11074 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11076 (enum cris_retinsn_type): New.
11077 (struct machine_function): New member return_type.
11078 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11079 (cris_target_asm_function_epilogue): Remove, moving RTLified
11081 (cris_expand_epilogue): New function.
11082 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11083 (cris_gen_movem_load, cris_load_multiple_op)
11084 (cris_return_address_on_stack_for_return, cris_expand_return): New
11086 (cris_target_asm_function_prologue)
11087 (cris_initial_frame_pointer_offset): Call
11088 cris_reg_saved_in_regsave_area instead of complicated expression.
11089 Call cris_return_address_on_stack instead of an expression.
11090 (cris_print_operand) <case 'o', case 'O'>: New cases.
11091 (cris_return_address_on_stack): Change return-type to bool.
11092 (cris_simple_epilogue): Ditto. Return false if registers are
11094 * config/cris/cris-protos.h (cris_simple_epilogue)
11095 (cris_return_address_on_stack): Adjust prototype return type.
11096 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11097 (cris_return_address_on_stack_for_return): New prototypes.
11099 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11101 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11102 gpr_or_int12_operand.
11104 * config/frv/frv-protos.h: Add a prototype to
11105 frv_legitimate_memory_operand and frv_const_unspec_p.
11106 (frv_unspec): Move from frv.c.
11107 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11108 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11109 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11110 gpr_or_fpr_operand, gpr_or_int12_operand,
11111 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11112 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11113 int6_operand, int5_operand, uint5_operand, uint4_operand,
11114 uint1_operand, int_2word_operand, uint16_operand,
11115 upper_int16_operand, integer_register_operand,
11116 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11117 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11118 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11119 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11120 move_destination_operand, movcc_fp_destination_operand,
11121 frv_function_symbol_referenced_p, move_source_operand,
11122 condexec_dest_operand, condexec_source_operand,
11123 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11124 const_unspec_operand, gpr_or_memory_operand,
11125 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11126 icc_operand, fcc_operand, cc_operand, icr_operand,
11127 fcr_operand, cr_operand, call_operand, sibcall_operand,
11128 symbolic_operand, relational_operator,
11129 integer_relational_operator, float_relational_operator,
11130 ccr_eqne_operator, minmax_operator,
11131 condexec_si_binary_operator, condexec_si_media_operator,
11132 condexec_si_divide_operator, condexec_si_unary_operator,
11133 condexec_sf_conv_operator, condexec_sf_add_operator,
11134 condexec_memory_operand, intop_compare_operator, acc_operand,
11135 even_acc_operand, quad_acc_operand, accg_operand: Move to
11137 * config/frv/frv.h (PREDICATE_CODES): Remove.
11138 * config/frv/frv.md: Include predicates.md.
11139 * config/frv/predicates.md: New.
11141 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11144 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11145 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11146 (add_standard_iv_candidates_for_size): New function, extracting code
11147 from add_standard_iv_candidates and parameterizing it by type size.
11148 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11150 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11152 * system.h (GCOV_SIZE_TYPE): Unposion.
11153 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11154 (GCOV_TYPE_SIZE): ...this new macro.
11155 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11156 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11157 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11158 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11159 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11160 instead of unsigned_intSI_type_node.
11161 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11162 (rtl_gen_one_value_profiler_no_edge_manipulation)
11163 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11164 * value-prof.c: Include coverage.h.
11166 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11167 Diego Novillo <dnovillo@redhat.com>
11169 Fix PR tree-optimization/20703
11170 Fix PR tree-optimization/20725
11172 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11173 (create_expression_by_pieces): Ditto.
11174 (valid_in_set): Ditto. Also handle tcc_declaration.
11175 (find_or_generate_expression): Handle comparison class.
11176 (insert_into_preds_of_block): Ditto.
11177 (insert_aux): Ditto.
11178 (create_value_expr_from): Handle comparison class, recursively
11179 handle reference nodes.
11180 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11181 (execute_pre): Fix spacing.
11182 (do_fre): Renamed to execute_fre.
11184 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11186 * doc/invoke.texi (SPARC options): Document that
11187 -mlittle-endian is not supported on Linux either.
11189 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11193 * config.gcc (Obsolete configurations): Remove
11194 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11195 (sparclite-*-coff*): Delete.
11196 (sparclite-*-elf*): Likewise.
11197 (sparc86x-*-elf*): Likewise.
11198 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11199 * config/sparc/lite.h: Delete.
11200 * config/sparc/litecoff.h: Likewise.
11201 * config/sparc/liteelf.h: Likewise.
11202 * config/sparc/sp86x-elf.h: Likewise.
11203 * config/sparc/t-sparclite: Likewise.
11204 * config/sparc/t-sp86x: Likewise.
11206 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11208 * config/s390/s390-protos.h: (s390_comparison,
11209 s390_alc_comparison, s390_slb_comparison, const0_operand,
11210 consttable_operand, larl_operand, s_operand,
11211 shift_count_operand, bras_sym_operand, load_multiple_operation,
11212 store_multiple_operation, s390_plus_operand): Remove prototypes.
11213 (s390_legitimate_address_without_index_p): New prototype.
11214 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11216 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11217 const0_operand, consttable_operand, larl_operand, s_operand,
11218 shift_count_operand, bras_sym_operand, load_multiple_operation,
11219 store_multiple_operation, s390_plus_operand): Move to
11221 (check_mode): Remove.
11222 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11224 (s390_legitimate_address_without_index_p): New.
11225 * config/s390/s390.h (PREDICATE_CODES): Remove.
11226 * config/s390/s390.md: Include predicates.md.
11227 * config/s390/predicates.md: New.
11229 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11232 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11233 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11234 (NEED_INDICATE_EXEC_STACK): Define to 1.
11235 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11236 (NEED_INDICATE_EXEC_STACK): Define to 1.
11237 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11238 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11239 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11240 (pic_helper_emitted_p): New global.
11241 (emit_pic_helper): New function extracted from...
11242 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11243 Do not call emit_pic_helper if delay_pic_helper is true.
11244 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11245 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11246 (sparc_file_end): New function.
11248 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11250 * config/mcore/mcore-protos.h: Remove the prototypes for
11251 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11252 mcore_general_movdst_operand, mcore_reload_operand,
11253 mcore_arith_J_operand, mcore_arith_K_operand,
11254 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11255 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11256 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11257 mcore_literal_K_operand, mcore_addsub_operand,
11258 mcore_compare_operand, mcore_load_multiple_operation,
11259 mcore_store_multiple_operation, mcore_call_address_operand.
11260 Add a prototype for const_ok_for_mcore.
11261 * config/mcore/mcore.c (mcore_call_address_operand,
11262 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11263 mcore_arith_reg_operand, mcore_reload_operand,
11264 mcore_arith_J_operand, mcore_arith_K_operand,
11265 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11266 mcore_arith_M_operand, mcore_arith_imm_operand,
11267 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11268 mcore_literal_K_operand, mcore_addsub_operand,
11269 mcore_compare_operand, mcore_load_multiple_operation,
11270 mcore_store_multiple_operation): Move to predicates.md.
11271 (const_ok_for_mcore): Export.
11272 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11273 * config/mcore/mcore.md: Include predicates.md.
11274 * config/mcore/predicates.md: New.
11276 * config/mcore/predicates.md: Fix a comment typo.
11278 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11279 Adrian Straetling <straetling@de.ibm.com>
11281 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11282 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11283 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11285 ("imul"): Removed from "type" attribute.
11286 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11287 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11288 Changed type to imulsi.
11289 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11291 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11293 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11294 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11295 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11296 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11297 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11298 (TARGET_SWITCHES, mcore_stack_increment_string)
11299 (TARGET_OPTIONS): Delete.
11300 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11301 than *_BIT constants.
11302 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11303 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11304 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11305 (mcore_override_options): Delete mcore_stack_increment code.
11306 Change use of M340_BIT to MASK_M340.
11307 * config/mcore/mcore.opt: New file.
11309 2005-04-04 Ian Lance Taylor <ian@airs.com>
11311 * config/arm/arm.c (replace_symbols_in_block): Remove static
11314 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11316 * config/fr30/fr30-protos.h: Remove the prototypes for
11317 stack_add_operand, add_immediate_operand,
11318 high_register_operand, low_register_operand, call_operand,
11319 di_operand, and nonimmediate_di_operand.
11320 * config/fr30/fr30.c (stack_add_operand,
11321 add_immediate_operand, high_register_operand,
11322 low_register_operand, call_operand, di_operand,
11323 nonimmediate_di_operand): Move to predicates.md.
11324 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11325 * config/fr30/fr30.md: Include predicates.md.
11326 * config/fr30/predicates.md: New.
11328 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11329 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11330 mcore_call_address_operand.
11332 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11333 general_movsrc_operand.
11335 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11337 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11340 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11343 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11346 2005-04-04 Richard Henderson <rth@redhat.com>
11347 Jakub Jelinek <jakub@redhat.com>
11349 PR rtl-optimization/16104
11350 * fold-const.c (fold_unary): Fix folding of vector conversions.
11352 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11354 * config.gcc (xstormy16-*-elf): Set extra_options.
11355 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11356 * config/stormy16/stormy16.opt: New file.
11358 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11360 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11361 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11362 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11363 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11364 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11365 (TARGET_UNIX_ASM): Delete.
11366 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11367 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11368 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11369 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11370 * config/pdp11/pdp11.opt: New file.
11372 2005-04-03 Roger Sayle <roger@eyesopen.com>
11373 Alexandre Oliva <aoliva@redhat.com>
11376 * fold-const.c (non_lvalue): Split tests into...
11377 (maybe_lvalue_p): New function.
11378 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11379 C++ front-end prior to lowering into gimple form.
11381 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11383 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11384 BUILT_IN_STRNCASECMP): New.
11385 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11388 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11391 * arm.md (addsi3_compare0_for_combiner): Delete.
11392 (addsi3_compare0_scratch_for_combiner): Delete.
11393 (cmpsi_neg_shiftsi): Delete.
11394 (compare_negsi_si): New pattern.
11395 (cmpsi_negshiftsi_si): New pattern.
11396 (negated_cbranchsi4): Restrict to equality_operator.
11398 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11401 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11403 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11406 * doc/install.texi: Fix a typo.
11408 2005-04-03 Steven Bosscher <stevenb@suse.de>
11410 PR middle-end/20648
11411 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11412 a computed goto if the edge to the computed goto block has
11413 incoming abnormal edges. Clarify how the function works.
11415 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11417 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11418 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11419 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11420 hash_scan_set, reg_set_between_after_reload_p,
11421 reg_used_between_after_reload_p, get_avail_load_store_reg,
11422 eliminate_partially_redundant_load): Likewise.
11423 * postreload.c (reload_cse_simplify_set,
11424 reload_combine_note_use): Likewise.
11425 * predict.c (predict_insn, expected_value_to_br_prob,
11426 propagate_freq, expensive_function_p): Likewise.
11427 * print-rtl.c (print_rtx): Likewise.
11428 * profile.c (instrument_edges, instrument_values,
11429 compute_branch_probabilities, branch_prob, union_groups,
11430 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11431 * protoize.c (in_system_include_dir, file_could_be_converted,
11432 file_normally_convertible, gen_aux_info_file, seek_to_line,
11433 do_cleaning): Likewise.
11434 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11435 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11436 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11438 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11440 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11441 * modulo-sched.c (undo_replace_buff_elem): New structure.
11442 (kernel_number_of_cycles, ps_unschedule_node,
11443 undo_generate_reg_moves,free_undo_replace_buff,
11444 undo_permute_partial_schedule, loop_single_full_bb_p,
11445 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11446 build_loops_structure, get_sched_window): New.
11447 (generate_reg_moves): Return undo_replace_buff_elem and other
11449 (generate_prolog_epilog): Remove old loop versioning.
11450 (sms_schedule): Use loop information and loop_version.
11451 (sms_schedule_by_order): Split part of it to get_sched_window.
11452 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11453 cfg_layout_finalize and free_dominance_info before/after SMS.
11455 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11457 * cfghooks.c (lv_flush_pending_stmts,
11458 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11459 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11460 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11461 lv_add_condition_to_bb,
11462 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11463 flush_pending_stmts): New in cfg_hooks structure.
11464 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11465 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11466 lv_add_condition_to_bb): New declarations.
11467 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11469 (loop_version): Declare.
11470 * cfgloopmanip.c (cfghooks.h): Include.
11471 (duplicate_loop_to_header_edge): Change return type to bool.
11472 (loop_version, lv_adjust_loop_entry_edge): Move here.
11473 * cfgrtl.c (cfgloop.h): Include.
11474 (rtl_verify_flow_info_1): Fix.
11475 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11476 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11478 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11479 tree_lv_add_condition_to_bb): New.
11480 (tree_cfg_hooks): Add new hooks to initialization.
11481 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11482 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11484 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11486 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11487 xstormy16_below100_or_register,
11488 xstormy16_splittable_below100_or_register, and
11489 nonimmediate_nonstack_operand.
11491 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11492 xstormy16_ineqsi_operator, equality_operator,
11493 inequality_operator, shift_operator,
11494 xstormy16_below100_operand, xstormy16_below100_or_register,
11495 xstormy16_splittable_below100_or_register,
11496 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11497 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11498 equality_operator, inequality_operator,
11499 xstormy16_below100_operand, xstormy16_below100_or_register,
11500 xstormy16_splittable_below100_or_register,
11501 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11502 nonimmediate_nonstack_operand, shift_operator): Move to
11504 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11505 * config/stormy16/stormy16.md: Include predicates.md.
11506 * config/stormy16/predicates.md: New.
11508 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11510 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11511 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11512 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11513 move_operand, power_of_2_operand): Move to predicates.md.
11514 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11515 PREDICATE_CODE): Remove.
11516 * config/iq2000/iq2000.md: Include predicates.md.
11517 * config/iq2000/predicates.md: New.
11519 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11521 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11522 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11523 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11524 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11525 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11526 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11527 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11528 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11529 (TARGET_M68HC11): Delete.
11530 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11531 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11532 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11533 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11534 (nb_soft_regs): Delete.
11535 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11536 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11537 and MASK_M6812 being set simultaneously. Change the code that sets
11538 the default m68hc11_soft_reg_count to use integers instead of strings.
11539 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11540 m68hc11_soft_reg_count (which now has an int type) as the number
11542 * config/m68hc11/m68hc11.opt: New file.
11544 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11546 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11547 fp_displacement_operand, sp_displacement_operand.
11549 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11551 Remove the prototypes for tst_operand, cmp_operand,
11552 stack_register_operand, d_register_operand,
11553 hard_addr_reg_operand, splitable_operand,
11554 m68hc11_logical_operator, m68hc11_arith_operator,
11555 m68hc11_non_shift_operator, m68hc11_shift_operator,
11556 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11557 non_push_operand, hard_reg_operand, and
11558 reg_or_some_mem_operand.
11559 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11561 (tst_operand, cmp_operand, non_push_operand,
11562 splitable_operand, reg_or_some_mem_operand,
11563 stack_register_operand, d_register_operand,
11564 hard_addr_reg_operand, hard_reg_operand,
11565 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11566 m68hc11_arith_operator, m68hc11_non_shift_operator,
11567 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11569 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11570 * config/m68hc11/m68hc11.md: Include predicates.md.
11571 * config/m68hc11/predicates.md: New.
11573 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11576 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11577 change checked in along with 2005-03-03's patch for debug/20253.
11578 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11579 (remap_decl): Insert type decl in map earlier.
11581 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11583 PR tree-optimization/20640
11584 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11585 post-dominator if it has phi nodes.
11586 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11587 before dead statements.
11589 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11591 PR middle-end/20491
11592 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11594 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11596 PR rtl-optimization/20290
11597 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11598 in every iteration if the entry point is the exit test.
11600 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11602 * config/cris/cris.md (attribute "length"): Define.
11604 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11606 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11607 (word_offset_memref_operand): New.
11608 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11609 (indexed_or_indirect_operand): Delete.
11610 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11611 (indexed_or_indirect_operand): Delete.
11613 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11616 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11619 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11620 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11622 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11624 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11626 2005-04-01 Ian Lance Taylor <ian@airs.com>
11628 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11629 (rus, prus): Remove static variables.
11630 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11631 (process_command): Permit report_times and use_pipes together.
11633 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11635 * c-decl.c (validate_proto_after_old_defn): Look at
11636 TYPE_MAIN_VARIANT of argument types.
11638 2005-04-01 Paul Brook <paul@codesourcery.com>
11640 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11641 (arm_output_function_epilogue): Allow call_via_SP.
11642 (thumb_call_via_reg, arm_file_end): Ditto.
11643 * config/arm/arm.h (struct machine_function): Include space for SP.
11644 (thumb_call_via_label): Update declaration.
11646 2005-04-01 Ian Lance Taylor <ian@airs.com>
11648 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11649 doing a peephole optimization, once again put any notes in the
11652 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11654 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11656 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11658 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11659 (block_alloc, find_free_reg): Likewise.
11660 * loop-doloop.c (doloop_modify): Likewise.
11661 * loop-invariant.c (record_use): Likewise.
11662 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11663 get_iv_value, canon_condition, eliminate_implied_condition,
11664 eliminate_implied_condition, simplify_using_initial_values,
11665 shorten_into_mode, canonicalize_iv_subregs,
11666 iv_number_of_iterations): Likewise.
11667 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11668 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11669 unswitch_loop): Likewise.
11670 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11671 move_movables, replace_call_address, find_and_verify_loops,
11672 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11673 record_giv, final_giv_value, general_induction_var,
11674 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11675 loop_giv_dump): Likewise.
11677 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11678 GCOV_CHECK_WRITING): Remove.
11679 (gcov_position, gcov_rewrite): Use gcc_assert.
11680 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11681 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11682 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11685 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11687 * tree-inline.c: Fix a typo.
11689 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11691 * configure.ac (enable-checking): Explicitly set all variables for
11692 collective switch values. Alphabetize variables. Rename
11693 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11695 * doc/install.texi (enable-checking): Update documentation.
11696 * configure: Rebuilt.
11698 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11700 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11703 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11705 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11706 Also reject cases where this pattern will cause load delay stalls
11707 unless optimizing for size and it will produce a shorter sequence.
11708 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11709 variants to avoid pre-adjusting the base when possible.
11711 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11713 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11714 the frame and argument pointers.
11715 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11716 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11717 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11718 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11719 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11720 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11722 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11724 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11725 with entry for selectany attribute.
11726 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11728 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11729 (i386_pe_asm_named_section): Handle sections generated by
11730 selectany attribute.
11731 * doc/extend.texi (selectany): Document attribute.
11733 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11734 Jan Hubicka <jh@suse.cz>
11736 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11737 to fix addresses involving EBP and ESP.
11738 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11739 for SUBREGed registers.
11740 (legitimate_address_p): Accept SUBREGed registers.
11742 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11745 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11746 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11749 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11751 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11753 2005-04-01 James E Wilson <wilson@specifixinc.com>
11756 * dwarf2out.c (rtl_for_decl_init): New function.
11757 (rtl_for_decl_location): Extracted from here.
11758 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11759 add_const_value_attribute. Delete initializer_constant_valid_p call.
11761 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11763 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11764 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11765 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11766 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11767 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11768 config/i386/i386.md, config/rs6000/predicates.md,
11769 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11770 config/s390/s390.c, config/stormy16/stormy16.c,
11771 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11774 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11777 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11778 COND_EXPR and CALL_EXPR.
11780 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11783 * genautomata.c (first_cycle_unit_presence): Check all alternative
11784 states for unit presence.
11786 * doc/md.texi: Remove remark about impossibility to query unit
11787 presence in non nondeterministic automaton state.
11789 * config/ia64/ia64.c (get_template): Change order of unit querying.
11791 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11793 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11796 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11798 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11799 flag for edges outside any loops.
11801 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11803 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11805 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11807 * tree-ssa-alias.c: Follow spelling conventions.
11808 * doc/tree-ssa.texi: Fix a typo.
11810 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11812 * postreload-gcse.c: Include target.h.
11813 (gcse_after_reload_main): Return early if we cannot modify jumps.
11814 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11816 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11818 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11819 expensive operations.
11821 2005-03-31 Ian Lance Taylor <ian@airs.com>
11823 * collect2.c (lderrout): New variable.
11824 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11825 if it is set, to stderr.
11826 (handler): Unlink lderrout if it is set.
11827 (dump_file): Add "to" parameter. Change all callers.
11828 (main): Initialize lderrout.
11829 (collect_execute): Add errname parameter. Change all callers.
11830 Rename redir parameter to outname. Never pass
11831 PEX_STDERR_TO_STDOUT to pex_run.
11832 * collect2.h (collect_execute, dump_file): Update declarations.
11833 * tlink.c (tlink_execute): Add errname parameter. Change all
11835 (do_tlink): Check lderrout as well as ldout.
11837 2005-03-31 Caroline Tice <ctice@apple.com>
11839 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11840 (bb-reorder.o): Add errors.h to list of requirements.
11841 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11842 profiledbootstrap flags.
11843 * bb-reorder.c (errors.h): Add new include.
11844 (struct bbro_basic_block_data_def): Add new field, in_trace.
11845 (add_unlikely_executed_notes): Remove function.
11846 (mark_bb_for_unlikely_executed_section): Remove function.
11847 (insert_section_boundary_note): New function.
11848 (verify_hot_cold_block_grouping): New function.
11849 (push_to_next_round_p): Remove variables and tests that push all
11850 cold blocks to last round.
11851 (find_traces): Remove code that added extra round of trace finding
11852 when doing partitioning.
11853 (find_traces_1_round) : Remove variable last_round; add code to
11854 update new struct field, in_trace; correct trace_length where it was
11855 incorrect before (after call to copy_bb); change code that pushed all
11856 cold blocks to last round. Instead verify that all blocks going into
11857 a trace belong in the same partition.
11858 (connect_traces): Modify to connect the traces in two passes, if the
11859 function contains both hot and cold blocks. The first pass connects
11860 all the traces for blocks in the partition that the first block in
11861 the function belongs to; the second pass connnects all the traces
11862 containing blocks that belong in the other partition.
11863 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11864 code that automatically put the first block in a function into the
11865 hot partition if the function had any hot blocks.
11866 (fix_crossing_unconditional_branches): Check number of succ edges
11867 before attempting to get one.
11868 (fix_edges_for_rarely_executed_code): Update comment describing
11870 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11871 remove call to add_unlikely_executed_notes; add call to
11872 verify_hot_cold_block_grouping.
11873 (duplicate_computed_gotos): Don't change computed goto if it's a
11875 (partition_hot_cold_basic_blocks): Update function comment.
11876 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11878 (try_forward_edges): Likewise.
11879 (merge_blocks_move_predecessor_nojumps): Likewise.
11880 (merge_blocks_move_successor_nojumps): Likewise.
11881 (merge_blocks_move): Likewise.
11882 (try_crossjump_bb): Likewise.
11883 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11884 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11885 notes to cold bb's; remove call to update_unlikely_executed_notes.
11886 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11887 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11888 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11889 function declaration.
11890 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11891 from consideration.
11892 (rtl_can_merge_blocks): Remove redundancy from condition.
11893 (try_redirect_by_replacing_jump): Likewise.
11894 (force_nonfallthru_and_redirect): Remove code for adding
11895 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11896 (commit_one_edge_insertion): Likewise.
11897 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11898 * dbxout.c (FORCE_TEXT): Replace function_section with
11899 current_function_section.
11900 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11901 function, switch_text_section.
11902 (struct xcoff_debug): Likewise.
11903 (dbxout_function_end): Add code to put out label diffs for both
11904 hot and cold sections.
11905 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11906 for new debug_hooks funciton, switch_text_section..
11907 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11908 switch_text_section.
11909 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11910 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11911 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11912 dw_fde_switched_sections.
11913 (output_call_frame_info): Add test to see if function switches text
11914 sections in the middle; if so, use appropriate extra hot and cold
11915 section labels to compute size deltas for the hot and cold sections.
11916 (dwarf2out_begin_prologue): Add code to initialize new fields in
11918 (dwarf2out_switch_text_section): New function (invoked through
11919 debug_hook); updates new fields in dw_fde_struct appropriately and
11920 increments separate_line_info_table_in_use.
11921 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11922 dwarf2out_switch_text_section.
11923 (struct var_loc_node): Add new field, section_label.
11924 (output_aranges): Add code to check whether in hot or cold section and
11925 use the appropriate label in calculating deltas.
11926 (output_ranges): Likewise.
11927 (output_line_info): Add code to check which section we're in and
11928 use appropriate hot/cold label.
11929 (add_location_or_constant_value_attribute): Likewise.
11930 (gen_subprogam_die): Modify arange attributes to use correct labels.
11931 (dwarf2out_begin_block): Change call to function_section into call to
11932 current_function_section.
11933 (dwarf2out_end_block): Likewise.
11934 (dwarf2out_source_line): Likewise.
11935 (dwarf2out_var_location): Add code to check whether in hot or cold
11936 section and use the appropriate label.
11937 * except.c (output_function_exception_table): Change call to
11938 function_section into call to current_function_section.
11939 * final.c (profile_function): Likewise.
11940 (scan_ahead_for_unlikely_executed_note): Remove function.
11941 (final_scan_insn): Remove calls to
11942 scan_ahead_for_unlikely_executed_note, and related code for switching
11943 to cold section, except for the single time
11944 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11945 debug_hooks->switch_text_sections; replace appropriate calls to
11946 function_section with calls to current_function_section.
11947 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11948 test_bb to condition.
11949 (find_if_case_2): Likewise.
11950 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11951 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11952 * opts.c (decode_options): Change warning about hot/cold partitioning
11953 with exceptionss to inform (so as not to cause bootstrap failures);
11954 remove warning about partitioning with DWARF debug info.
11955 * output.h (current_function_section): Add new function decl.
11956 (insert_section_boundary_note): Likewise.
11957 (enum in_section): Move this declaration here from varasm.c.
11958 (unlikely_section_label): Likewise.
11959 (unlikely_text_section_name): Likewise.
11960 (last_text_section_name): New global variable.
11961 (last_text_section): Likewise.
11962 (hot_section_label): Likewise.
11963 (hot_section_end_label): Likewise.
11964 (cold_section_end_label): Likewise.
11965 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11966 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11967 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11968 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11969 insn from consideration.
11970 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11971 switch_text_section.
11972 * varasm.c (basic-block.h): Add new include.
11973 (unlikely_section_label_printed): Remove global variable.
11974 (unlikely_section_label): Make global variable not be static any more.
11975 (unlikely_text_section_name): Likewise.
11976 (hot_section_end_label): New global variable (not static)
11977 (first_function_block_is_cold): Likewise.
11978 (hot_section_label): Likewise.
11979 (cold_section_end_label): Likewise..
11980 (last_text_section): New global variable, not static.
11981 (last_text_section_name): New global variable, not static.
11982 (initialize_cold_section_name): New function.
11983 (enum in_section): Move declaration to output.h.
11984 (text_section): Update last_text_section.
11985 (unlikely_text_section): Replace code to determine cold section name
11986 with call to initialize_cold_section_name; Add code to update
11987 last_text_section; remove code for printing out label.
11988 (named_section_real): Add code to update last_text_section and
11989 last_text_section_name as appropriate.
11990 (function_section): Change test for 'unlikely' to depend on
11991 first_function_block_is_cold (moved old test to
11992 current_function_section).
11993 (current_function_section): New function.
11994 (assemble_start_function): Move code that frees
11995 unlikely_text_section_name; initialize hot_section_end_label;
11996 print hot and cold section labels at the start of the function;
11997 set first_function_block_is_cold, if appropriate; initialize l
11998 ast_text_section; add call to insert_section_boundary_note.
11999 (assemble_end_function): Add code to write out hot and cold section
12001 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12002 switch_text_section.
12003 * config/darwin.c (machopic_select_section): Replace incorrect
12004 function in base_funs; update reloc for cold sections if necessary.
12005 * config/darwin.h (SECTION_FUNCTION): Add code to update
12006 last_text_section if appropriate.
12007 (text_unlikely_section): Remove.
12008 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12009 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12010 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12011 partitioning for this architecture.
12013 2005-03-31 Olivier Hainque <hainque@adacore.com>
12015 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12016 defined and non-zero.
12018 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12021 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12024 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12027 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12028 label operand. Remove (use (unspec..)). Don't emit a label on
12030 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12031 generate inline label for load_toc_v4_PIC_1b.
12032 (rs6000_emit_load_toc_table): Likewise.
12034 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12036 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12037 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12039 2005-03-29 Devang Patel <dpatel@apple.com>
12041 * tree-sra.c (decide_block_copy): Disable scalarization of
12044 2005-03-30 Stuart Hastings <stuart@apple.com>
12045 Dale Johannesen <dalej@apple.com>
12047 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12048 * print-tree.c (print_node): Add case STATEMENT_LIST.
12050 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12052 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12053 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12054 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12055 is given with "powerpc64*" or "all", or when --with-cpu chooses
12058 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12061 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12062 gen_lexical_block_die.
12063 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12065 2005-03-31 Jan Hubicka <jh@suse.cz>
12067 2004-11-02 Jan Hubicka <jh@suse.cz>
12069 * cgraph.c (cgraph_varpool_node_name): New function.
12070 (dump_cgraph_varpool_node): New function.
12071 (dump_varpool): New function.
12072 * cgraphunit.c (cgraph_optimize): Dump varpool.
12074 2004-10-16 Jan Hubicka <jh@suse.cz>
12076 * cgraph.c (decide_is_variable_needed): New function.
12077 (cgraph_varpool_finalize_decl): Use it.
12078 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12080 * final.c (output_addr_const): Do not call mark_referenced.
12081 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12082 always go via cgraph.
12083 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12084 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12085 * tree-optimize.c (execute_inline): Mark functions called.
12086 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12088 2004-10-11 Jan Hubicka <jh@suse.cz>
12090 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12091 (cgraph_varpool_last_needed_node): New static variable.
12092 (enqueue_needed_varpool_node): Break out from ...; add items to the
12093 end of queue; update first pointers.
12094 (cgraph_varpool_mark_needed_node): ... here.
12095 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12096 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12097 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12098 (cgraph_varpool_first_unanalyzed_node): Declare.
12099 * cgraphunit.c: Include output.h.
12100 (cgraph_varpool_analyze_pending_decls): New function.
12101 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12102 for errors, analyze pending decls.
12103 (cgraph_finalize_compilation_unit): Only analyze decls.
12104 (cgraph_optimize): Assemble the decls after expanding.
12106 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12108 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12109 subvars get marked properly in tags for grouping.
12110 (add_pointed_to_var): Mark only actual pointed to
12111 variables/subvars in addresses needed.
12112 (create_overlap_variables_for): Clear call clobbered on original
12114 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12115 addresable vars with subvars into list.
12116 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12119 2005-03-30 Richard Henderson <rth@redhat.com>
12121 * cgraph.h (struct cgraph_node): Add alias.
12122 * varasm.c (assemble_alias): Set it.
12123 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12124 avoid calling cgraph_expand_function.
12126 2005-03-30 Tom Tromey <tromey@redhat.com>
12128 * tree.def (FILE_TYPE): Removed.
12129 * typeclass.h (enum type_class): Removed file_type_class.
12130 * dwarf2out.c (is_base_type): Updated.
12131 (gen_type_die): Likewise.
12132 * dbxout.c (dbxout_type): Updated.
12133 * builtins.c (type_to_class): Updated.
12134 * tree.c (type_contains_placeholder_1): Updated.
12135 * config/sparc/sparc.c (sparc_type_code): Updated.
12136 * config/ia64/ia64.c (hfa_element_mode): Updated.
12137 * expr.c (count_type_elements): Updated.
12138 * stor-layout.c (layout_type): Updated.
12139 * tree-inline.c (remap_type): Updated.
12140 * tree-pretty-print.c (dump_generic_node): Updated.
12142 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12144 * builtins.c (expand_builtin_powi): Fix mode of
12145 2nd argument to match int.
12146 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12147 2nd argument type to int.
12148 * libgcc2.c: Change prototype of __powi* functions to use
12151 2005-03-30 Dale Johannesen <dalej@apple.com>
12153 PR middle-end/19225
12154 * calls.c (expand_call): Flush pending deferrals before
12157 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12161 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12162 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12163 c_label_context, label_context_stack): New.
12164 * c-decl.c (define_label): Check for jumps into statement
12165 expressions. Add label to list of defined labels.
12166 (start_function): Push context on label_context_stack.
12167 (finish_function): Pop context from label_context_stack.
12168 * c-typeck.c (label_context_stack): New.
12169 (c_finish_goto_label): Check for jumps into statement
12170 expressions. Add label to list of jumped to labels.
12171 (struct c_switch): Add blocked_stmt_expr.
12172 (c_start_case): Initialize it.
12173 (do_case): Check it.
12174 (c_finish_case): Verify !blocked_stmt_expr.
12175 (c_begin_stmt_expr): Push context on label_context_stack.
12176 Increment blocked_stmt_expr. Mark labels jumped to from outside
12178 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12179 defined in the statement expression and no longer jumpable to.
12180 Mark labels jumped to from just outside the statement expression
12181 as again definable. Pop context from label_context_stack.
12182 * doc/extend.texi (Statement Exprs): Update.
12184 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12187 * c-decl.c (start_function): Check for old_decl being
12190 2005-03-30 Ian Lance Taylor <ian@airs.com>
12192 * final.c (final): Remove prescan parameter. Change all callers.
12193 (final_scan_insn): Remove prescan parameter. Change all callers.
12195 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12197 * tree-vectorizer.c: Fix comment typos.
12199 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12201 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12202 as soon as a chrec_dont_know is detected.
12204 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12206 Merge from csl-arm-branch.
12207 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12209 * tlink.c (recompile_files): Do not assume that "rename" can
12210 overwrite an existing file.
12212 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12214 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12215 * gcc/configure: Regenerate.
12217 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12219 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12221 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12223 * calls.c (struct arg_data): Update "partial" comment.
12224 (load_register_parameters): Update "nregs" comment.
12226 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12228 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12229 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12230 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12231 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12232 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12233 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12234 than target_flags & 0.
12235 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12236 (iq2000_arch, iq2000_parse_cpu): Delete.
12237 (TARGET_HANDLE_OPTION): Override default.
12238 (iq2000_handle_option): New function.
12239 (override_options): Remove -march= and -mcpu= handling.
12240 * config/iq2000/iq2000.opt: New file.
12242 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12244 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12245 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12246 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12247 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12248 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12249 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12250 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12251 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12252 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12253 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12254 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12255 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12256 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12257 (TARGET_OPTIONS): Delete.
12258 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12259 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12260 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12261 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12262 (c4x_cpu_version_string): Delete.
12263 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12264 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12265 equivalent -mcpu= option.
12266 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12267 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12268 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12269 or clearing the appropriate MASK_* bit.
12270 (c4x_file_start): Use c4x_cpu_version.
12271 * config/c4x/c4x.opt: New file.
12273 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12275 * doc/options.texi: Document the new MaskExists flag.
12276 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12277 if the option has the MaskExists flag.
12279 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12281 * opt-functions.awk (flag_set_p, test_flag): New functions.
12282 (switch_flags): Use them.
12283 * opth-gen.awk: Use flag_set_p to check for flags.
12284 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12286 2005-03-30 Ian Lance Taylor <ian@airs.com>
12288 * config.host (i[34567]86-*-mingw32*): Don't set
12289 host_can_use_collect2 to no.
12291 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12294 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12295 Remove convert_memory_address call duplicating that in memory_address.
12297 2005-03-29 Richard Henderson <rth@redhat.com>
12300 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12301 (build_compound_literal): Likewise. Propagate decl type into the
12303 (finish_decl): Likewise. Use new return value from complete_array_type
12304 for zero sized arrays.
12305 (complete_array_type): Move ...
12306 * c-common.c (complete_array_type): ... here. Change first argument
12307 to pointer-to-type-node. Consistently use sizetype for the index
12308 except for zero sized arrays. Detect zero sized arrays for pedantic
12309 mode diagnostics. Create a new type node instead of modifying the
12311 * c-tree.h (complete_array_type): Move decl ...
12312 * c-common.h (complete_array_type): ... here.
12314 2005-03-29 Richard Henderson <rth@redhat.com>
12317 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12319 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12321 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12322 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12323 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12324 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12326 2005-03-29 Eric Christopher <echristo@redhat.com>
12328 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12329 truthvalue conversion removal.
12331 2005-03-29 Ian Lance Taylor <ian@airs.com>
12334 * collect2.c: Never include <vfork.h>.
12335 (VFORK_STRING, vfork): Don't define.
12336 (pid): Remove global variable.
12337 (handler): Call raise instead of kill (getpid(), ...).
12338 (collect_wait): Add pex parameter. Change all callers. Use
12339 pex_get_status rather than pwait.
12340 (do_wait): Add pex parameter. Change all callers.
12341 (collect_execute): Return struct pex_obj * rather than void. Use
12342 pex routines rather than pexecute.
12343 (fork_execute): Get pex_obj from collect_execute, and pass it to
12345 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12346 Only declare quit_handler if SIGQUIT is defined.
12347 (scan_libraries): Likewise.
12348 * collect2.h (collect_execute): Update declaration.
12349 (collect_wait): Update declaration.
12350 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12351 pass it to collect_wait.
12353 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12356 * c-parser.c (c_parser_compound_statement_nostart): Give error
12357 message for EOF instead of just setting parser->error.
12359 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12361 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12362 (slpeel_update_phi_nodes_for_guard1): New function.
12363 (slpeel_update_phi_nodes_for_guard2): New function.
12364 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12365 of slpeel_update_phi_nodes_for_guard.
12366 (vectorize_loops): Remove call to loop_closed_rewrite.
12367 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12370 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12372 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12373 (TARGET_LITTLE_ENDIAN): New macro.
12374 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12375 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12376 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12377 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12378 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12379 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12380 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12381 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12382 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12383 (TARGET_OPTIONS): Delete.
12384 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12385 (CACHE_FLUSH_TRAP): Turn into an integer.
12386 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12387 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12388 -mflush-trap is in use.
12389 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12390 (m32r_cache_flush_trap_string): Delete.
12391 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12392 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12393 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12394 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12395 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12396 -mmodel= and -msdata= handling from...
12397 (m32r_init): ...here.
12398 * config/m32r/m32r.opt: New file.
12400 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12402 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12403 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12404 * tree-vect-analyze.c (vect_object_analysis): additional parm
12405 pass back a "struct ptr_info_def *" with the points-to info.
12406 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12407 statement using info returned from vect_object_analysis.
12408 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12409 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12410 for virtual uses and defs when creating a replacement vector
12411 reference. Call duplicate_ssa_name_ptr_info to define points-to
12412 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12413 (vectorizable_store): copy_virtual_operands and update
12414 definition statements.
12415 (vectorizable_load): copy_virtual_operands. Remove call to
12416 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12417 * tree-vectorizer.c (vectorize_loops): Remove calls to
12418 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12419 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12420 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12421 define macro STMT_VINFO_PTR_INFO for use in accessing.
12422 * tree.h add export of duplicate_ssa_name_ptr_info.
12423 * rs6000.c (altivec_init_builtins): Declare builtin function
12424 __builtin_altivec_mask_for_load to be "const".
12426 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12428 PR middle-end/20622
12429 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12430 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12431 assemble_variable on aliases.
12432 * varasm.c (assemble_alias): Set node->alias.
12433 * toplev.c (wrapup_global_declarations): Don't call
12434 rest_of_decl_compilation on aliases again.
12436 2005-03-29 Paul Brook <paul@codesourcery.com>
12438 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12439 * config/arm/arm.c (arm_dbx_register_number): New function.
12440 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12442 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12444 PR middle-end/20263
12445 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12446 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12448 2005-03-29 Dale Johannesen <dalej@apple.com>
12450 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12451 $(TREE_H) and $(COVERAGE_H).
12452 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12453 * opts.c (common_handle_option): Enable tree-based value transforms.
12454 * toplev.c (process_options): Ditto.
12455 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12456 refers to references to this type.
12457 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12458 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12459 for may_be_more, may_be_less.
12460 (rtl_gen_pow2_profiler): Adjust.
12461 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12462 (rtl_gen_one_value_profiler): Adjust.
12463 (rtl_gen_const_delta_profiler): Adjust.
12464 * tree-profile.c (tree_gen_interval_profiler): Implement.
12465 (tree_gen_pow2_profiler): Ditto.
12466 (tree_gen_one_value_profiler): Ditto.
12467 (tree_profiling): New.
12468 (pass_tree_profile): Reference it.
12469 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12471 (insn_divmod_values_to_profile): Rename to
12472 rtl_divmod_values_to_profile. Adjust.
12473 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12474 (insn_prefetch_values_to_profile): Adjust.
12475 (rtl_value_profile_transformations): Adjust.
12476 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12477 (gen_mod_pow2): Rename to rtl_mod_pow2.
12478 (gen_mod_subtract): Rename to rtl_mod_subtract.
12479 (divmod_fixed_value_transform): Rename to
12480 rtl_divmod_fixed_value_transform.
12481 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12482 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12483 (rtl_find_values_to_profile): Adjust.
12484 (tree_value_profile_transformations): Implement.
12485 (tree_divmod_values_to_profile): New.
12486 (tree_values_to_profile): New.
12487 (tree_divmod_fixed_value): New.
12488 (tree_mod_pow2): New.
12489 (tree_mod_subtract): New.
12490 (tree_divmod_fixed_value_transform): New.
12491 (tree_mod_pow2_value_transform): New.
12492 (tree_mod_subtract_transform): New.
12493 (tree_find_values_to_profile): Implement.
12494 * profile.c (instrument_values): Free histograms.
12495 (compute_value_histograms): Adjust. Implement tree version.
12497 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12499 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12500 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12501 variable. Output "fldcw" depending on round_mode.
12502 * config/i386/i386.md (UNSPEC_FIST): New.
12503 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12504 New isns patterns to implement lrint and llrint built-ins as x87
12505 intrinsic function.
12506 (fistdi2, fist<mode>2 splitters): New splitters.
12507 (lrint<mode>2): New expanders.
12509 2005-03-28 Ian Lance Taylor <ian@airs.com>
12511 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12512 0 when calling final_scan_insn.
12514 2005-03-28 Jan Hubicka <jh@suse.cz>
12516 PR middle-end/20635
12517 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12520 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12521 types where possible.
12523 2005-03-26 Per Bothner <per@bothner.com>
12525 Make -f[no-]show-column also control non-cpp diagnostics.
12526 * c.opt (fshow-column): Move option from here ...
12527 * common.opt (fshow-column): ... to here.
12528 * diagnostic.c (diagnostic_build_prefix): Only print column number
12529 if flag_show_column.
12531 2005-03-27 Steven Bosscher <stevenb@suse.de>
12533 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12534 vax_output_conditional_branch): New prototypes.
12535 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12536 extracted from vax.md mov and add patterns.
12537 (vax_output_conditional_branch): New function to output conditional
12538 branch instructions.
12539 * vax.md: Use mode macros for arithmetic and mov patterns.
12540 Use code macros for the jump patterns.
12542 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12544 * Makefile.in (libbackend.o): Depend on version files;
12545 add custom generation command.
12547 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12550 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12551 sure that we have a REG before getting its REGNO.
12553 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12555 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12556 * builtins.def (BUILT_IN_STRNDUP): New.
12558 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12560 PR tree-optimization/20470
12561 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12564 2005-03-25 Mike Stump <mrs@apple.com>
12566 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12569 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12571 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12572 Use our own structure definitions.
12574 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12575 (fix_truncdfsi2): Allow registers or memory as destination.
12576 When TARGET_PPC_GFXOPT, generate simplified pattern.
12577 (fix_truncdfsi2_internal): Use define_insn_and_split.
12578 (fix_truncdfsi2_internal_gfxopt): New.
12579 (fctiwz): Don't confuse register allocation by giving it no choices.
12581 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12582 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12583 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12584 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12586 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12588 * dominance.c (free_dominance_info): Speed up by freeing et
12589 data structures without maintaining other nodes.
12590 * et-forest.c (et_free_tree_force): New.
12591 * et-forest.h: Add a prototype for et_free_tree_force.
12593 * tree.c (get_set_constructor_bits,
12594 get_set_constructor_bytes): Remove.
12595 * tree.h: Remove the corresponding prototypes.
12597 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12600 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12601 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12602 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12603 PRE_DEC, NEG and NOT.
12605 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12607 * fold-const.c: Convert uses of fold (build (...)) to
12610 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12612 PR rtl-optimization/20249
12613 * cse.c (insert_regs): Do not record equivalence of registers in
12616 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12618 * emit-rtl.c (reverse_comparison): Remove.
12619 * rtl.h: Remove the corresponding prototype.
12621 2005-03-24 James E Wilson <wilson@specifixinc.com>
12623 * doc/install.texi (--enable-altivec): Delete docs.
12625 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12627 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12628 SFmode and DFmode before reload when
12629 flag_unsafe_math_optimizations not enabled.
12631 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12633 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12635 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12636 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12638 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12640 * configure.ac (enable-checking): Add 'runtime' option.
12641 * doc/install.texi (enable-checking): Document 'runtime' checking.
12642 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12643 * config.in: Regenerated.
12644 * configure: Regenerated.
12646 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12648 * optabs.h (enum optab_index): Remove OTI_llrint.
12649 (llrint_optab): Remove macro.
12650 * optabs.c (init_optabs): Remove llrint_optab initialization.
12651 * genopinit.c (optabs): Remove llrint_optab implementation.
12652 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12655 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12657 PR rtl-optimization/20532
12658 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12659 overflow when adding coefficients for PLUS or MINUS.
12660 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12663 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12665 * langhooks.h (truthvalue_conversion): Remove.
12666 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12667 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12668 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12669 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12670 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12672 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12674 * params.def: Fix a typo.
12675 * config/mips/mips.c: Follow the spelling convensions.
12676 * doc/invoke.texi: Fix typos.
12678 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12680 Fix PR tree-optimization/20601
12682 * tree-ssa-pre.c (insert_aux): Add missing condition to
12685 2005-03-23 Ian Lance Taylor <ian@airs.com>
12687 * final.c (final_scan_insn): Don't remove no-op instructions.
12688 * reload1.c (reload): Remove simple no-op instructions even when
12691 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12693 PR tree-optimization/20501
12694 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12695 reporting that peeling for alignment is applied moved to...
12696 * (vect_analyze_data_refs_alignment): Here.
12698 2005-03-23 Ian Lance Taylor <ian@airs.com>
12700 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12702 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12704 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12705 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12707 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12709 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12710 imply that this is called once, independent of asms in code.
12711 Adjust to now being pased output and input lists. Mention helper
12712 function decl_overlaps_hard_reg_set_p.
12713 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12714 hook_tree_tree_identity and to take three trees, returning third.
12715 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12717 * stmt.c: include hard-reg-set.h before tree.h.
12718 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12719 (decl_conflicts_with_clobbers_p): Call
12720 decl_overlaps_hard_reg_set_p.
12721 (expand_asm_operands): Pass output and input lists in call to
12722 targetm.md_asm_clobbers.
12723 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12724 hook_tree_tree_tree_tree_3rd_identity.
12725 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12727 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12728 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12729 parameters, first two unused.
12730 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12731 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12732 in constraint letters and MOF is not mentioned as a asm-declared
12733 register in neither of the input and output lists.
12735 2005-03-23 DJ Delorie <dj@redhat.com>
12737 * optabs.c (expand_binop): Make sure the first subword's result
12740 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12742 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12743 Call c_common_truthvalue_conversion rather than
12744 lang_hooks.truthvalue_conversion.
12745 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12746 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12748 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12749 c_common_truthvalue_conversion.
12750 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12751 c_parser_conditional_expression, c_parser_binary_expression): Call
12752 c_objc_common_truthvalue_conversion.
12753 * c-typeck.c (build_unary_op): Call
12754 c_objc_common_truthvalue_conversion.
12755 (build_conditional_expr): Do not call
12756 lang_hooks.truthvalue_conversion.
12757 (build_binary_op): Call c_common_truthvalue_conversion.
12758 (c_objc_common_truthvalue_conversion): Moved from
12759 c-objc-common.c. Call default_function_array_conversion instead
12760 of default_conversion.
12762 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12764 * c-common.h (default_conversion): Remove.
12765 (perform_integral_promotions): Add.
12766 * c-tree.h (default_conversion): Add.
12767 * c-typeck.c (perform_integral_promotions): New, split out from
12768 default_conversion.
12769 * c-common.c (check_case_value): Use perform_integral_promotions,
12770 not default_conversion.
12771 (c_add_case_label): Don't continue processing case label after
12772 found to be pointer.
12774 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12776 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12777 the prefix list if we have already added a multilib directory
12778 based on that path.
12779 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12782 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12784 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12786 * reload.h: Remove the prototype for indirect_symref_ok.
12788 * reload1.c (indirect_symref_ok): Make it global.
12789 * reload.h: Add a prototype for indirect_symref_ok.
12791 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12793 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12796 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12798 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12800 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12802 * c-opts.c (c_common_parse_file): Only start/end main source file
12803 if debug hooks says the writer wants it.
12804 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12806 (xcoff_debug_hooks): Ditto.
12807 * debug.c (do_nothing_hooks): Ditto.
12808 * debug.h (gcc_debug_hooks): Ditto.
12809 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12810 * sdbout.c (sdb_debug_hooks): Ditto.
12811 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12813 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12815 * doc/extend.texi: Deprecate C++ min/max operators.
12817 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12819 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12820 artificial original candidates.
12822 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12823 Jan Hubicka <jh@suse.cz>
12824 Steven Bosscher <stevenb@suse.de>
12826 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12827 call cost based on argument sizes.
12828 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12830 * params.def: (max-inline-inssn-single): Set to 450.
12831 (max-inline-insns-auto): Set to 90.
12832 (max-inline-insns-recursive): Set to 450
12833 (max-inline-insns-recursive-auto): Set to 450.
12834 (large-function-insns): Set to 2700.
12835 (inline-call-cost): New parameter.
12836 * tree-inline.c (estimate_move_cost): New function.
12837 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12838 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12839 based on arguments.
12840 * tree-inline.h (estimate_move_cost): Declare.
12841 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12842 (max-inline-insns-auto): Change default to 90.
12843 (max-inline-insns-recursive): Change default to 450
12844 (max-inline-insns-recursive-auto): Change default to 450.
12845 (large-function-insns): Change default to 2700.
12846 (inline-call-cost): Document new parameter.
12848 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12850 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12851 (TARGET_DEFAULT): Delete.
12852 * config/i860/i860.opt: New file.
12854 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12856 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12857 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12858 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12859 (frv_sched_lookahead): Delete.
12860 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12861 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12862 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12863 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12864 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12865 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12866 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12867 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12868 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12869 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12870 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12871 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12872 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12873 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12874 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12875 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12876 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12877 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12878 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12879 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12880 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12881 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12882 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12883 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12884 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12885 (frv_sched_lookahead): Delete.
12886 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12887 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12888 (frv_handle_option): New function. Move -mcpu= handling from...
12889 (frv_override_options): ...here. Remove handling of other
12891 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12892 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12893 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12894 and TARGET_NO_MULTI_CE.
12895 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12896 !TARGET_VLIW_BRANCH.
12897 * config/frv/frv.opt: New file.
12899 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12901 * fold-const.c (fold_ternary): Take decomposed arguments of
12903 (fold): Update a call to fold_ternary.
12905 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12906 * tree.h: Add corresponding prototypes.
12908 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12911 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12912 between jump table and its label.
12913 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12914 resp. ADDR_DIFF_VEC and the label preceeding it.
12915 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12916 is emitted in the right section.
12918 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12920 * fold-const.c (fold_unary, fold_binary): Update comments
12923 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12925 PR rtl-optimization/20527
12926 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12927 REG_INC note, test that the register also isn't mentioned in PRED
12930 2005-03-22 Ben Elliston <bje@au.ibm.com>
12932 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12935 2005-03-21 Mike Stump <mrs@apple.com>
12937 * varasm.c (default_assemble_visibility): Remove extra ().
12939 2005-03-21 Roger Sayle <roger@eyesopen.com>
12941 PR middle-end/20557
12942 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12943 to determine whether a block can be duplicated, rather than test
12944 whether the block contains noncopyable insns ourselves.
12946 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12948 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12951 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12953 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12955 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12957 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12958 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12959 * config/fr30/fr30.opt: New file.
12961 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12963 Fix PR tree-optimization/20542
12965 * tree-flow-inline.h (overlap_subvar): Move to here.
12966 * tree-ssa-operands.c: From here.
12967 * tree-flow.h (overlap_subvar): Declare.
12968 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12969 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12970 for variables with subvars.
12972 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12974 PR middle-end/20177
12975 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12976 * modulo-sched.c (const_iteration_count): Return on NULL
12978 (print_node_sched_params): Return on NULL dump_file.
12979 (generate_reg_moves): Handle reg-anti dependencies and disregard
12980 closing branch when generating register moves.
12981 (sms_schedule): Mark the SMSed block dirty.
12982 * passes.c (rest_of_handle_sms): Call update_life_info for all
12984 * testsuite/gcc.dg/20050321-1.c: New test.
12986 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12988 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12989 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12990 movqi_internal): Likewise.
12992 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12994 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12995 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12996 xtensa_b4const): Delete prototypes.
12997 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12998 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12999 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13000 xtensa_extra_constraint): New prototypes.
13001 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13002 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13003 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13004 move_operand, const_float_1_operand, fpmem_offset_operand,
13005 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13006 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13007 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13008 argument type to HOST_WIDE_INT.
13009 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13010 xtensa_mask_immediate): Likewise.
13011 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13012 Likewise. Also make these functions static.
13013 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13014 (xtensa_const_ok_for_letter_p): New.
13015 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13016 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13017 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13018 move_operand, const_float_1_operand, fpmem_offset_operand,
13019 branch_operator, ubranch_operator, boolean_operator): Move to
13021 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13022 (xtensa_mem_offset): Change return type to bool.
13023 (xtensa_extra_constraint): New.
13024 (gen_int_relational): Update type of const_range_p function pointer.
13025 Use xtensa_b4const_or_zero.
13026 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13027 xtensa_const_ok_for_letter_p. Update comments.
13028 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13029 (PREDICATE_CODES): Delete.
13030 * config/xtensa/xtensa.md: Include predicates.md.
13031 * config/xtensa/predicates.md: New file.
13033 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13035 * config/v850/v850-protos.h: Remove the prototypes for
13036 reg_or_int9_operand, reg_or_const_operand,
13037 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13038 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13039 movsi_source_operand, power_of_two_operand,
13040 not_power_of_two_operand, special_symbolref_operand,
13041 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13042 register_is_ok_for_epilogue.
13043 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13044 reg_or_int9_operand, reg_or_const_operand,
13045 call_address_operand, special_symbolref_operand,
13046 movsi_source_operand, power_of_two_operand,
13047 not_power_of_two_operand, register_is_ok_for_epilogue,
13048 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13049 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13051 * config/v850/v850.h (PREDICATE_CODES): Remove.
13052 * config/v850/v850.md: Include predicates.md.
13053 * config/v850/predicates.md: New.
13055 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13057 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13058 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13059 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13060 (itoolsdir, itoolsdatadir): Move definition above new first use.
13061 (install-itoolsdirs): New rule.
13062 (install-mkheaders): Depend on install-itoolsdirs, not
13063 install-include-dir.
13065 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13067 * tree-into-ssa.c: Remove obsolete comments.
13069 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13071 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13072 unrolling if -fpeel-loops is specified, too.
13073 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13074 Remove superfluous check for flag_unroll_loops.
13076 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13078 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13079 (lrint_optab, llrint_optab): Define corresponding macros.
13080 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13081 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13082 pattern and llrint_optab using llrintdi2 patterns.
13083 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13084 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13085 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13086 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13087 flag_unsafe_math_optimizations is set.
13089 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13091 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13092 simplify_logical, if_then_else_cond, known_cond,
13093 simplify_comparison): Adjust calls to reverse_comparison.
13094 Don't use combine_reversed_comparison_code).
13095 (combine_reversed_comparison_code): Remove.
13096 (reversed_comparison): Using reversed_comparison_code, move it...
13097 * jump.c (reversed_comparison): ... here.
13098 * rtl.h (reversed_comparison): Add prototype.
13100 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13102 * builtins.c (fold_builtin): Take decomposed arguments of
13104 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13105 * gimplify.c (gimplify_call_expr): Likewise.
13106 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13107 * tree.h: Update the prototype of fold_builtin.
13109 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13111 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13112 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13113 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13114 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13115 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13117 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13119 * builtins.c (fold_builtin_1): Take decomposed arguments of
13121 (fold_builtin): Update a call to fold_builtin_1.
13123 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13126 * gcov.c (output_lines): Only output function block summary when
13127 outputting branch information.
13128 * doc/gcov.texi: Document format of preamble and additional block
13131 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13133 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13134 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13135 the defaults false if BITS_PER_UNIT != 8.
13136 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13137 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13138 than BITS_PER_UNIT != 8.
13139 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13140 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13141 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13143 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13144 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13146 2005-03-20 Roger Sayle <roger@eyesopen.com>
13148 PR middle-end/20539
13149 * fold-const.c (fold_binary): Fix type mismatch between
13150 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13151 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13152 for non-truth-valued expressions.
13154 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13155 and FUNCTION_DECL in the main switch.
13156 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13157 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13158 we also need to convert their operands to match.
13159 <TRUTH_NOT_EXPR>: Likewise.
13161 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13163 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13164 diagnostic without checking whether an lvalue.
13165 * c-common.h (lvalue_p): Remove.
13166 (enum lvalue_use): Update comment.
13167 (lvalue_or_else): Replace by lvalue_error.
13168 * c-typeck.c (lvalue_p): Make static.
13169 (lvalue_or_else): New. Call lvalue_error.
13171 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13173 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13174 (function_arg_advance): Use rs6000_parm_start.
13175 (function_arg, rs6000_arg_partial_bytes): Likewise.
13177 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13179 * c-common.c (check_case_value): Adjust comment about stripping
13181 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13182 * c-typeck.c (default_conversion, convert_arguments,
13183 build_modify_expr, convert_for_assignment, store_init_value,
13184 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13185 manually. Remove inaccurate comments.
13187 2005-03-20 Roger Sayle <roger@eyesopen.com>
13188 Joseph S. Myers <joseph@codesourcery.com>
13190 * varasm.c (do_assemble_alias): Restore comment describing function.
13191 Annotate the target parameter as potentially unused.
13193 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13196 * config/avr/avr.c (avr_output_function_prologue): Do not use
13197 current_function_name() in a label, use a local label instead.
13199 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13201 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13202 flag_finite_math_only, not flag_unsafe_math_optimizations.
13204 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13206 * builtins.c (fold_builtin_1): Update a call to
13207 targetm.fold_builtin.
13208 * hooks.c (hook_tree_tree_bool_null): Rename to
13209 hook_tree_tree_tree_bool_null. Take one more argument of type
13211 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13212 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13213 hook_tree_tree_tree_bool_null.
13214 * target.h (gcc_target): Update the prototype of fold_builtin.
13215 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13216 arguments of CALL_EXPR.
13217 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13220 2005-03-20 Jan Hubicka <jh@suse.cz>
13222 * cgraph.h (cgraph_node): Add prev_clone pointer.
13223 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13224 (cgraph_clone_node): Produce doubly linked chain.
13226 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13228 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13229 get_nonnull_operand, handle_sentinel_attribute,
13230 check_function_arguments_recurse): Do not strip NOPS from
13232 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13234 * c-format.c (get_constant): Likewise.
13235 * c-parser.c (c_parser_postfix_expression): Likewise.
13236 * c-typeck.c (set_init_index): Likewise.
13237 (convert_arguments): Don't check for NOP_EXPR containing integer
13240 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13242 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13243 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13244 Take decomposed arguments of CALL_EXPR.
13245 (fold_builtin_1): Update calls to the functions mentioned
13248 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13250 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13251 width to have integer type.
13252 (build_enumerator): Require enumerator value to have integer type.
13254 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13256 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13259 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13261 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13262 std=iso9899:199x): Correct descriptions.
13264 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13266 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13269 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13271 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13273 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13274 fold_builtin_memcpy.
13276 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13277 arguments of CALL_EXPR.
13278 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13279 fold_builtin_found, fold_builtin_1): Update calls to
13280 fold_trunc_transparent_mathfn.
13282 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13284 PR middle-end/20493
13285 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13286 function pointers on targets that require function pointer
13288 (fold_sign_changed_comparison): Likewise.
13290 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13292 * combine.c (try_combine): When changing the mode of a hard reg, make
13293 sure that doing so is valid.
13295 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13297 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13298 (TARGET_HANDLE_OPTION): Override default.
13299 (avr_handle_option): New function.
13300 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13301 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13302 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13303 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13304 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13305 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13306 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13307 (TARGET_OPTIONS): Delete.
13308 * config/avr/avr.opt: New file.
13310 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13312 * config/m32r/m32r-protos.h: Remove the prototypes for
13313 call_address_operand, symbolic_operand, seth_add3_operand,
13314 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13315 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13316 two_insn_const_operand, move_src_operand,
13317 move_double_src_operand, move_dest_operand,
13318 eqne_comparison_operator, signed_comparison_operator,
13319 large_insn_p, conditional_move_operand, carry_compare_operand,
13320 m32r_block_immediate_operand, extend_operand,
13321 reg_or_eq_int16_operand, int8_operand, and
13322 reg_or_zero_operand.
13323 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13324 seth_add3_operand, int8_operand, cmp_int16_operand,
13325 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13326 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13327 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13328 move_double_src_operand, move_dest_operand,
13329 eqne_comparison_operator, signed_comparison_operator,
13330 extend_operand, small_insn_p, large_insn_p,
13331 conditional_move_operand, carry_compare_operand,
13332 m32r_block_immediate_operand): Move to predicates.md.
13333 (MAX_MOVE_BYTES): Move to m32r.h.
13334 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13335 * config/m32r/m32r.md: Include predicates.md.
13336 * config/m32r/predicates.md: New.
13338 2005-03-18 James E Wilson <wilson@specifixinc.com>
13341 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13344 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13346 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13347 call_address_operand, const_8bit_operand.
13348 * config/mn10300/mn10300.c (call_address_operand,
13349 const_8bit_operand, const_1f_operand): Move to predicates.md.
13350 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13351 * config/mn10300/mn10300.md: Include predicates.md.
13352 * config/mn10300/predicates.md: New.
13354 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13356 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13357 declarations in diagnostics and %E for identifiers, not %s.
13359 2005-03-18 Jan Hubicka <jh@suse.cz>
13360 Dale Johannesen <dalej@apple.com>
13362 * basic-block.h (scale_bbs_frequencies_int,
13363 scale_bbs_frequencies_gcov_type): Declare.
13364 * cfg.c (RDIV): New macro.
13365 (update_bb_frequency_for_threading): Fix.
13366 * basic-block.h (scale_bbs_frequencies_int,
13367 scale_bbs_frequencies_gcov_type): New.
13368 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13369 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13370 scale_bbs_frequencies_int.
13371 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13373 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13375 * config/m32r/m32r-protos.h: Remove the prototypes for
13376 call_address_operand, symbolic_operand, seth_add3_operand,
13377 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13378 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13379 two_insn_const_operand, move_src_operand,
13380 move_double_src_operand, move_dest_operand,
13381 eqne_comparison_operator, signed_comparison_operator,
13382 large_insn_p, conditional_move_operand, carry_compare_operand,
13383 m32r_block_immediate_operand, extend_operand,
13384 reg_or_eq_int16_operand, int8_operand, and
13385 reg_or_zero_operand.
13386 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13387 seth_add3_operand, int8_operand, cmp_int16_operand,
13388 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13389 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13390 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13391 move_double_src_operand, move_dest_operand,
13392 eqne_comparison_operator, signed_comparison_operator,
13393 extend_operand, small_insn_p, large_insn_p,
13394 conditional_move_operand, carry_compare_operand,
13395 m32r_block_immediate_operand): Move to predicates.md.
13396 (MAX_MOVE_BYTES): Move to m32r.h.
13397 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13398 * config/m32r/m32r.md: Include predicates.md.
13399 * config/m32r/predicates.md: New.
13401 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13403 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13404 symbolic_operand, symbolic_memory_operand,
13405 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13406 indexed_memory_operand, move_dest_operand, move_src_operand,
13407 prefetch_cc_operand, prefetch_nocc_operand,
13408 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13409 arith_operand, arith11_operand, pre_cint_operand,
13410 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13411 ireg_operand, int5_operand, uint5_operand, int11_operand,
13412 uint32_operand, arith5_operand, and_operand, ior_operand,
13413 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13414 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13415 shadd_operand, movb_comparison_operator,
13416 cmpib_comparison_operator): Move to predicates.md.
13417 (magic_milli, shadd_constant_p): Make it extern.
13418 * config/pa/pa.h (PREDICATE_CODES): Remove.
13419 * config/pa/pa.md: Include predicates.md.
13420 * config/pa/predicates.md: New.
13422 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13425 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13427 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13428 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13429 config/alpha/freebsd.h, config/alpha/linux.h,
13430 config/alpha/netbsd.h, config/alpha/osf5.h,
13431 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13432 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13433 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13434 doc/cppopts.texi: Update copyright.
13436 2005-03-18 Jan Hubicka <jh@suse.cz>
13438 PR middle-end/20225
13439 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13441 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13444 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13446 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13449 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13451 * combine.c (gen_binary): Remove.
13452 (known_cond, simplify_shift_const, find_split_point,
13453 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13454 simplify_logical, expand_field_assignment, extract_left_shift,
13455 force_to_mode, if_then_else_cond, apply_distributive_law,
13456 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13457 simplify_comparison, reversed_comparison): Replace with
13458 simplify_gen_binary, simplify_gen_relational or
13459 distribute_and_simplify_rtx.
13460 (distribute_and_simplify_rtx): New function.
13462 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13463 Paolo Bonzini <gcc.gnu.org>
13465 * calls.c (setjmp_call_p, special_function_p): Update comments
13466 at the head of the functions.
13468 2005-03-18 Jan Hubicka <jh@suse.cz>
13470 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13472 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13473 function body should be released; do not proactively release function
13474 bodies in non-unit-at-a-time mode.
13476 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13478 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13479 mno-fp-ret-in-387 multilib variants.
13481 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13483 * common.opt (m): Remove.
13484 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13485 table lookup fails.
13486 (common_handle_option): Remove OPT_m case.
13488 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13490 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13492 (fold_builtin_1): Update a call to fold_builtin_bitop.
13494 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13496 (fold_builtin_1): Update a call to fold_builtin_signbit.
13498 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13500 PR tree-optimization/20474
13501 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13502 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13504 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13506 * config/h8300/h8300-protos.h: Remove prototypes for
13507 general_operand_src, general_operand_dst, single_one_operand,
13508 single_zero_operand, call_insn_operand,
13509 two_insn_adds_subs_operand, small_call_insn_operand,
13510 jump_address_operand, bit_operand, bit_memory_operand,
13511 stack_pointer_operand, const_int_gt_2_operand,
13512 const_int_ge_8_operand, const_int_qi_operand,
13513 const_int_hi_operand, incdec_operand, bit_operator,
13514 nshift_operator, eqne_operator, gtle_operator,
13515 gtuleu_operator, iorxor_operator.
13516 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13517 h8300_ldm_stm_parallel.
13518 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13520 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13521 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13522 (h8300_ldm_stm_parallel): Make it extern.
13523 (h8300_ldm_parallel, h8300_stm_parallel,
13524 h8300_return_parallel, general_operand_src,
13525 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13526 nibble_operand, reg_or_nibble_operand, single_one_operand,
13527 single_zero_operand, call_insn_operand,
13528 two_insn_adds_subs_operand, small_call_insn_operand,
13529 jump_address_operand, bit_operand, bit_memory_operand,
13530 stack_pointer_operand, const_int_gt_2_operand,
13531 const_int_ge_8_operand, const_int_qi_operand,
13532 const_int_hi_operand, incdec_operand, eqne_operator,
13533 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13534 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13535 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13536 nshift_operator): Move to predicates.md.
13537 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13538 * config/h8300/h8300.md: Include predicates.md.
13539 * config/h8300/predicates.md: New.
13541 2005-03-17 Richard Henderson <rth@redhat.com>
13543 * config.gcc (ia64*-*-hpux*): Add extra_options.
13544 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13545 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13546 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13547 (ia64_tls_size_string, ia64_tune_string): Remove.
13548 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13549 (TARGET_DEFAULT_TARGET_FLAGS): New.
13550 (TARGET_HANDLE_OPTION): New.
13551 (ia64_override_options): Move options parsing ...
13552 (ia64_handle_option): ... here. New.
13553 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13554 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13555 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13556 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13557 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13558 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13559 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13560 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13561 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13562 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13563 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13564 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13565 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13566 TARGET_EARLY_STOP_BITS): Remove.
13567 (TARGET_ILP32): Default false.
13568 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13569 (enum ia64_inline_type): New.
13570 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13571 * config/ia64/ia64.md: Update for new definitions of
13572 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13573 * config/ia64/ia64.opt: New file.
13574 * config/ia64/ilp32.opt: New file.
13576 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13579 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13581 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13583 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13584 instead of MASK_H8300S.
13585 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13586 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13587 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13588 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13589 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13590 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13591 TARGET_SWITCHES): Remove.
13592 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13594 * config/h8300/h8300.opt: New.
13596 * config/alpha/alpha.opt, config/arc/arc.opt,
13597 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13600 2005-03-17 Ian Lance Taylor <ian@airs.com>
13604 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13606 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13607 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13608 (TARGET_HANDLE_OPTION): Override default.
13609 (arc_handle_option): New function.
13610 (arc_init): Remove code to set arch_cpu_string.
13611 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13612 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13613 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13614 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13615 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13616 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13617 (arc_rodata_string, TARGET_OPTIONS): Delete.
13618 * config/arc/arc.opt: New file.
13620 2005-03-17 Richard Henderson <rth@redhat.com>
13622 * doc/extend.texi (Weak Pragmas): New section.
13623 (attribute alias): Clarify that target must be in the same
13626 2005-03-17 Richard Henderson <rth@redhat.com>
13628 * config/alpha/alpha.opt: New file.
13629 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13631 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13632 alpha_fprm_string, alpha_fptm_string): Make static.
13633 (alpha_tls_size_string): Remove.
13634 (alpha_handle_option): New.
13635 (override_options): Update for alpha_cpu/alpha_tune split.
13636 (alpha_file_start): Likewise.
13637 (TARGET_DEFAULT_TARGET_FLAGS): New.
13638 (TARGET_HANDLE_OPTION): New.
13639 * config/alpha/alpha.h (alpha_tune): Declare.
13640 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13641 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13642 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13643 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13644 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13645 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13646 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13647 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13648 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13649 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13650 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13651 (TARGET_DEFAULT): Remove MASK_FP.
13652 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13653 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13654 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13655 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13656 alpha_tls_size_string): Remove.
13657 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13658 (attribute tune): Rename from attribute cpu.
13659 * config/alpha/ev4.md: Update to match.
13660 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13661 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13662 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13663 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13664 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13665 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13667 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13669 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13670 and return without creating new state if before_nops_num is nonzero.
13671 * config/ia64/ia64.md (first_insn): New attribute.
13672 (alloc): Set it to yes.
13674 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13676 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13677 STMT_VINFO_SUBVARS to NULL.
13678 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13680 2005-03-16 Dale Johannesen <dalej@apple.com>
13682 * rtlanal.c (find_first_parameter_load): Rewrite to
13683 return actual first param load or the call if none,
13684 instead of first in block, when not all loads exist.
13686 2005-03-16 Roger Sayle <roger@eyesopen.com>
13688 * optabs.c (expand_copysign_absneg): Make static.
13689 * optabs.h (expand_copysign_absneg): Delete prototype.
13690 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13692 2005-03-16 Richard Henderson <rth@redhat.com>
13694 PR middle-end/15700
13695 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13696 (alias_pairs): Rename from output_defs.
13697 (find_decl_and_mark_needed): Split out from assemble_alias.
13698 (do_assemble_alias): New.
13699 (assemble_output_def): Remove.
13700 (finish_aliases_1, finish_aliases_2): New.
13701 (process_pending_assemble_output_defs): Remove.
13702 (assemble_alias): Defer aliases for which we don't yet have a
13703 non-external decl for the target symbol.
13704 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13705 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13706 * toplev.c (compile_file): Use finish_aliases_2 instead of
13707 process_pending_assemble_output_defs.
13708 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13709 (process_pending_assemble_output_defs): Remove.
13711 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13713 Fix PR tree-optimization/20489
13715 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13716 for empty structures.
13718 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13720 Fix PR tree-optimization/20490
13722 * tree-ssa-pre.c (create_expression_by_pieces): Use
13723 force_gimple_operand on result of fold.
13725 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13727 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13728 of closing parenthesis.
13730 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13732 * builtins.c (expand_movstr): Update a call to
13733 fold_builtin_strcpy.
13734 (expand_builtin_strncpy): Update a call to
13735 fold_builtin_strncpy.
13736 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13737 arguments of CALL_EXPR.
13738 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13739 fold_builtin_strncpy.
13740 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13741 * tree.h: Update the prototypes of fold_builtin_strcpy and
13742 fold_builtin_strncpy.
13744 2005-03-16 Steven Bosscher <stevenb@suse.de>
13745 Dorit Naishlos <dorit@il.ibm.com>
13747 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13748 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13751 2005-03-16 Steven Bosscher <stevenb@suse.de>
13753 * tree-inline.c (walk_type_fields, walk_tree,
13754 walk_tree_without_duplicates): Move from here...
13755 * tree.c: ...to here.
13757 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13759 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13760 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13761 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13762 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13763 (version): Define using $(BASEVER_c).
13764 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13766 (version.o): Depend on version files; add custom generation command.
13767 (prefix.o): Define BASEVER on command line.
13768 (s-iov): Depend on version files; adjust command.
13769 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13771 (gcc-vers.texi): New rule.
13772 (doc/%.info, doc/%.dvi): Add -I . to command line.
13773 (doc/gccinstall.dvi): Likewise.
13774 (PACKAGE): Delete. All uses replaced with "gcc".
13775 * aclocal.m4: Do not include gcc-version.m4.
13776 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13777 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13778 Set is_release based on contents of DEV-PHASE.
13779 Set gcc_version based on contents of BASE-VER.
13780 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13781 * config.in, configure: Regenerate.
13782 * gccbug.in: Determine version of GCC in use at runtime.
13783 * gcov-iov.c: Get version number and development phase from
13784 command line, not by including version.c.
13785 * intl.c: Replace all uses of PACKAGE with "gcc".
13786 * libada-mk.in: Delete unused "gcc_version" variable.
13787 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13788 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13789 commentary to match.
13790 (version_string): Put together from pieces.
13791 * config/alpha/x-vms: Do not use $(gcc_version).
13792 * config/i386/t-nwld: Likewise.
13793 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13794 version-GCC and DEVELOPMENT.
13796 2005-03-15 Roger Sayle <roger@eyesopen.com>
13798 PR tree-optimization/17454
13799 * tree.c (tree_size): Add case for TREE_BINFO.
13800 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13801 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13803 2005-03-15 Roger Sayle <roger@eyesopen.com>
13805 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13806 op1 whilst expanding the signed widenening multiply variant.
13808 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13810 * toplev.c (display_target_options): Avoid unused variable warning if
13811 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13812 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13813 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13814 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13815 (mips_isa_info): New variable.
13816 (mips_parse_cpu): Remove the first argument and leave the caller
13818 (TARGET_HANDLE_OPTION): Override default.
13819 (mips_handle_option): New function. Move option validation code from...
13820 (override_options): ...here. Update calls to mips_parse_cpu.
13821 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13822 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13823 (SUBTARGET_TARGET_OPTIONS): Delete.
13824 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13825 (mno-flush-func, mtune=): New options.
13827 2005-03-15 Roger Sayle <roger@eyesopen.com>
13828 Richard Henderson <rth@redhat.com>
13830 * real.c (c4x_single_format, c4x_extended_format): Provide values
13831 for signbit_ro for c4x's single and extended floating point formats.
13832 * optabs.c (expand_copysign): Use the floating point format's
13833 signbit_ro for expanding via expand_copysign_absneg, and it's
13834 signbit_rw field for expanding via expand_copysign_bit.
13836 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13838 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13839 known_alignment_for_access_p.
13840 (known_alignment_for_access_p): New.
13841 (do_peeling_for_alignment): Field made int instead of bool and renamed
13842 to peeling_for_alignment.
13843 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13844 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13845 functionality used to be in vect_analyze_operations.
13846 (vect_analyze_operations): Code to determine vectorization factor was
13847 moved to vect_determine_vectorization_factor.
13848 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13849 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13851 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13852 be part of vect_analyze_operations).
13853 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13854 creating the guard condition, as the number of iterations may be
13856 (slpeel_tree_peel_loop_to_edge): Use new name of
13857 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13858 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13859 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13860 (vect_do_peeling_for_alignment): Use fold.
13861 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13863 (vect_update_inits_of_dr): Renamed to
13864 vect_update_init_of_dr.
13865 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13866 (vectorizable_store): Fix assertion to use == instead of =.
13868 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13870 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13871 call_used_regs for wCG registers.
13873 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13875 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13876 for non-offsettable memory references to cope with outstanding reload
13877 replacements, take 2.
13879 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13882 * config/i386/i386.h (x86_fisttp): New.
13883 (TARGET_FISTTP): New macro.
13884 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13885 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13886 instruction when fisttp flag is set.
13887 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13889 * config/i386/i386.md (type attribute): Add fisttp.
13890 (unit attribute): Set to i387 for fisttp type.
13891 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13892 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13894 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13895 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13897 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13898 patterns for TARGET_FISTTP. Enable patterns for
13899 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13900 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13901 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13902 implement fisttp x87 insn.
13903 (fix_trunc*_i387_fisttp splitters): New patterns.
13904 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13905 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13906 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13908 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13909 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13910 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13911 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13912 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13913 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13914 Disable patterns for TARGET_FISTTP.
13915 (fix_trunc*_i387 splitters): Implement usign mode macros.
13916 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13917 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13918 (fix_trunx*_sse peephole2s): Implement using mode macros.
13920 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13922 PR rtl-optimization/20291
13923 * combine.c (try_combine): If splitting fails, re-try with
13924 original combined pattern, i.e. before clobber stripping.
13926 2005-03-14 Eric Christopher <echristo@redhat.com>
13928 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13929 STACK_GROWS_DOWNWARD.
13931 2005-03-14 Roger Sayle <roger@eyesopen.com>
13933 * real.h (struct real_format): Split the signbit field into two
13934 two fields, signbit_ro and signbit_rw.
13935 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13936 mips_double_format, ieee_extended_motorola_format,
13937 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13938 ieee_extended_intel_128_format, ibm_extended_format,
13939 mips_extended_format, ieee_quad_format, mips_quad_format,
13940 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13941 i370_double_format, c4x_single_format, c4x_extended_format,
13942 real_internal_format): Update initializers for new field.
13943 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13944 real_format structure.
13945 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13946 field of the real_format structure.
13948 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13950 Fix PR tree-optimization/20458
13952 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13953 DECL_EXTERNAL on STRUCT_FIELD tags.
13954 (clear_call_clobbered): Ditto.
13955 * tree-ssa-operands.c (note_addressable): Make sure the original
13956 variable doesn't slip into the addressable list if we have
13958 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13961 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13963 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13964 (-fwide-exec-charset): Likewise.
13965 (-finput-charset): Likewise.
13966 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13967 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13968 * c.opt (Wnormalized): New.
13970 2005-03-14 Devang Patel <dpatel@apple.com>
13972 * doc/invoke.texi: Add reference to Visibility document.
13974 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13976 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13977 MASK_SPLIT_ADDRESSES.
13978 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13979 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13980 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13981 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13982 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13983 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13984 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13985 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13986 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13987 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13988 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13989 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13990 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13991 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13992 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13993 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13994 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13995 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13996 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13997 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13998 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13999 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14000 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14001 (TARGET_EXPLICIT_RELOCS): Delete.
14002 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14003 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14004 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14005 (override_options): Set MASK_LONG64 if -mint64 is given and no
14006 -mlongXX option is. Complain about -mint64 -mlong32.
14007 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14008 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14009 * config/mips/mips.opt: New file.
14011 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14013 * config.gcc (extra_options): New variable for listing option files.
14014 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14015 * configure.ac (extra_opt_files): New AC_SUBST variable.
14016 (tm_file_list, tm_include_list): Include options.h first.
14017 * configure: Regenerate.
14018 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14019 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14020 (s-options-h): New rule.
14021 (options.h): Depend on it.
14022 (TEXI_GCCINT_FILES): Add options.texi.
14023 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14024 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14025 * target.h (gcc_target): Add default_target_flags and handle_option.
14026 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14027 (TARGET_HANDLE_OPTION): New macros.
14028 (TARGET_INITIALIZER): Include them.
14029 * opt-functions.awk (opt_args, nth_arg): New functions.
14030 (switch_flags): Handle the "Target" flag.
14031 (var_args): Delete.
14032 (var_name): Use opt_args and nth_arg.
14033 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14034 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14035 macros for the "Mask" and "InverseMask" options.
14036 * opts.h (cl_var_cond): New enum.
14037 (cl_option): Replace the "has_set_value" and "set_value" fields with
14038 "var_cond" and "var_value".
14039 (CL_TARGET): New macro.
14040 (option_enabled, print_filtered_help): Declare.
14041 (decode_options): Move definition.
14042 * opts.c (handle_option): Search for the original option before
14043 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14044 var_cond and var_value fields. Use targetm.handle_option to handle
14046 (decode_options): Set target_flags to targetm.default_target_flags.
14047 (print_filtered_help): Make global. Handle CL_TARGET.
14048 (option_enabled): New function.
14049 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14050 (display_target_options, set_target_switch, print_switch_values)
14051 (default_pch_valid_p): Guard uses of target_switches with
14052 #ifdef TARGET_SWITCHES. Also...
14053 (display_target_options): Display the CL_TARGET entries in cl_options.
14054 (set_target_option): Don't complain about the "" option when
14055 TARGET_SWITCHES is undefined.
14056 (print_switch_values): Use option_enabled.
14057 (default_pch_valid_p): Check cl_options[] when looking for something
14058 that has changed the value of target_flags.
14059 * c.opt: Remove documentation from top of file.
14060 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14061 * doc/sourecebuild.texi: Refer to the new options documentation
14062 instead of c.opt. Document machine-specific .opt files.
14063 * doc/tm.texi (target_flags): Say that this variable is declared
14065 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14066 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14068 * doc/options.texi: New file.
14070 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14072 PR middle-end/18628
14073 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14076 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14079 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14080 temporary variable of pointer type if an lvalues is required.
14081 (gimplify_modify_expr_rhs): Request an rvalue from it.
14082 (gimplify_expr): Pass fallback on.
14084 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14086 * cfgbuild.c: Update comments.
14088 2005-03-14 Roger Sayle <roger@eyesopen.com>
14090 PR rtl-optimization/17236
14091 * optabs.c (expand_doubleword_mult): New helper function split out
14092 from expand_binop. Permute the order in which instructions are
14093 emitted to minimize the number of simultaneously live registers.
14094 (expand_binop): Call expand_doubleword_mult to synthesize a double
14095 word multiplication.
14097 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14099 * basic-block.h: Update the prototypes of cached_make_edge and
14101 * cfg.c (cached_make_edge): Take edge_cache representing one
14102 row of the adjacency matrix of edges.
14103 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14104 (make_edges): Initialize edge_cache to represent one row of
14105 the adjacency matrix of edges.
14107 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14109 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14111 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14112 Remove unused removed_phis variable.
14113 (conditional_replacement): Use build1/build2.
14114 (abs_replacement): Use last_and_only_stmt and build1/build2.
14116 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14118 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14119 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14120 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14121 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14122 * c-common.c (handle_novops_attribute): New function.
14123 (c_common_attribute_table): Add "no vops" entry.
14124 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14125 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14126 * tree-ssa-operands.c (get_call_expr_operands): Do not
14127 create virtual operands for calls with ECF_NOVOPS flag.
14128 * tree.h (DECL_IS_NOVOPS): New macro.
14129 (struct tree_decl): Add novops_flag.
14130 (ECF_NOVOPS): New constant.
14132 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14135 * config/i386/i386.c (x86_use_himode_fiop): New.
14136 (x86_use_simode_fiop): Rename from x86_use_fiop.
14137 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14138 (TARGET_USE_HIMODE_FIOP): New.
14139 (x86_use_simode_fiop): Rename from x86_use_fiop.
14140 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14142 * config/i386/i386.md (X87MODEI12): New mode macro define.
14143 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14144 to implement x87 FP compare with HImode input operands.
14145 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14146 Use X87MODEI12 mode macro to handle HImode input operands.
14147 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14148 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14149 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14150 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14151 macro to implement x87 operators with HImode input operands.
14152 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14155 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14157 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14159 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14160 constants invariant.
14162 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14164 * basic-block.h (BB_VISITED): Removed.
14165 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14167 2005-03-14 Falk Hueffner <falk@debian.org>
14170 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14172 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14174 * ggc-zone.c: Fix comment typos.
14176 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14177 stringpool.c, config/mips/mips-protos.h: Update copyright.
14179 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14181 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14182 throughout with its typedef, "rtx".
14183 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14184 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14185 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14186 regs in comment to match code.
14188 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14190 * except.c (check_handled): Make it static.
14191 * except.h: Remove the corresponding prototype.
14193 * function.c (get_func_frame_size): Make it static.
14194 * function.h: Remove the corresponding type.
14196 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14198 * hard-reg-set.h: Remove the corresponding declarations.
14200 * tree-cfg.c (verify_stmts): Check that
14201 bb_for_stmt (stmt) == bb for every PHI node and statement.
14203 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14205 * config.gcc: Remove excess indentation.
14206 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14208 2005-03-13 Roger Sayle <roger@eyesopen.com>
14210 PR middle-end/19331
14211 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14212 * fold-const.c (fold_sign_changed_comparison): Likewise.
14213 (fold_binary): Optimize comparisons against widened operands if
14214 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14216 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14218 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14219 (sparc_override_options): Initialize it.
14220 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14222 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14224 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14225 (reg_or_none500mem_operand): New predicate.
14226 (zero_reg_mem_operand): New predicate.
14227 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14228 to reg_or_none500mem_operand.
14229 (extendsfdf2_fpr): Add MEM alternative.
14230 (extenddftf2_internal): Change operand2 predicate to
14231 zero_reg_mem_operand.
14233 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14235 * ggc-zone.c: Rewritten.
14237 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14239 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14240 * config.in: Regenerated.
14241 * configure: Regenerated.
14242 * gengtype.c (write_types_process_field, write_func_for_structure):
14243 Pass new argument to gt_pch_note_object.
14244 * ggc-common.c (struct ptr_data): Add TYPE.
14245 (gt_pch_note_object): Take TYPE argument and save it.
14246 (call_count): Update call to ggc_pch_count_object.
14247 (call_alloc): Update call to ggc_pch_alloc_object.
14248 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14250 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14251 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14252 (ggc_alloc_zone_stat): Delete.
14253 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14254 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14255 (ggc_pch_alloc_object): Update prototypes.
14256 (garbage_zone): Delete.
14257 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14258 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14260 (tree_id_zone): New variable.
14261 (ggc_alloc_cleared_zone): Remove unused.
14262 (ggc_alloc_zone): Define.
14263 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14264 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14265 ggc_alloc_zone_stat.
14266 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14267 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14268 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14269 (make_node_stat): Likewise. Use tree_id_zone.
14271 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14272 Joseph S. Myers <joseph@codesourcery.com>
14274 * configure.ac: Check for MIPS TLS.
14275 * configure: Regenerated.
14276 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14277 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14278 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14279 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14280 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14281 (mips_classify_symbol, mips_symbolic_constant_p)
14282 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14283 (mips_tls_operand_p, mips_call_tls_get_addr)
14284 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14285 (mips_tls_symbol_ref_1): New functions.
14286 (mips_legitimize_address, mips_legitimize_const_move): Call
14287 mips_legitimize_tls_address.
14288 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14290 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14291 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14292 (mips_char_to_class): Document V1_REG.
14293 (HAVE_AS_TLS): Provide default.
14294 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14296 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14298 (tls_get_tp_<mode>): New instruction.
14300 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14302 * configure.ac: Update checks for target tools.
14303 * configure: Regenerated.
14305 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14307 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14309 2005-03-13 Roger Sayle <roger@eyesopen.com>
14311 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14312 more classes of DImode multiplication by constant. Allow both
14313 multiplication by small negative constants (by performing a
14314 multiplication by a positive constant and negating the result) and
14315 multiplications by large powers of two, by using a left shift.
14317 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14319 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14320 of basic blocks into work_stack.
14322 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14323 config/mips/vr.h: Update copyright.
14325 * c-decl.c (c_init_decl_processing): Remove useless calls to
14326 build_function_type.
14328 * builtins.c (fold_trunc_transparent_mathfn,
14329 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14330 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14331 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14332 fold_builtin_strcpy, fold_builtin_strncpy,
14333 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14336 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14339 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14340 variable determinant.
14342 * tree-cfg.c (group_case_labels): Remove local variable type.
14344 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14347 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14350 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14353 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14354 (*movmemqi_insn): Delete.
14355 (*movmemhi): Delete.
14357 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14359 * builtins.c (fold_builtin_classify): Take decomposed
14360 arguments of CALL_EXPR.
14361 (fold_builtin_1): Update a call to fold_builtin_classify.
14363 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14366 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14367 through into call to parser_xref_tag after parse error.
14368 (c_parser_struct_declaration): Consistently return NULL_TREE on
14371 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14373 * tree-flow-inline.h (ref_contains_array_ref): New function.
14374 (lookup_subvars_for_var): Ditto.
14375 (get_subvars_for_var): Ditto.
14376 (var_can_have_subvars): Ditto.
14378 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14379 (struct subvar): New type.
14381 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14383 * tree-optimize.c (init_tree_optimization_passes): Call
14384 pass_create_structure_vars.
14386 * tree-ssa-alias.c: Include vec.h.
14387 (init_alias_info): Don't auto-clear call clobbered on struct-field
14389 (compute_flow_insensitive_aliasing): Handle subvars.
14390 (group_aliases): Handle STRUCT_FIELD aliases.
14391 (setup_pointers_and_addressables): Ditto.
14392 Don't mark variables non-addressable if they still have
14393 addressable subvars.
14394 Also mark subvars addressable when the real variable is marked
14396 (add_pointed_to_var): Try to prune the pointed-to set by only
14397 pointing to subvars when possible.
14398 Otherwise, make sure we set addresses_needed and pt_vars to
14399 properly include subvars.
14400 (bitpos_of_field): New function.
14401 (push_fields_onto_fieldstack): Ditto.
14402 (get_or_create_used_part_for): Ditto.
14403 (create_overlap_variables_for): Ditto.
14404 (find_used_portions): Ditto.
14405 (create_structure_vars): Ditto.
14406 (pass_create_structure_vars): New structure.
14408 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14409 (get_expr_operands): Handle subvars. Also try to turn
14410 COMPONENT_REF accesses into must-defs now that we can accurately
14412 (note_addressable): Try to only mark as addressable those subvars
14413 we know a COMPONENT_REF touches.
14414 (overlap_subvar): New function.
14416 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14417 Handle subvar storing.
14418 (vect_address_analysis): Update caller of vect_object_analysis.
14420 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14422 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14423 (STMT_VINFO_SUBVARS): New macro.
14425 * common.opts: add flag_tree_salias.
14427 * opts.c (decode_options): flag_tree_salias defaults to on.
14429 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14431 * doc/tree-ssa.texi: Document structural alias analysis.
14433 2005-03-12 Steven Bosscher <stevenb@suse.de>
14435 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14436 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14437 * tree-ssa-operands.c (get_expr_operands): Likewise.
14438 (get_expr_operands): Likewise for ERROR_MARK.
14440 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14442 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14445 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14448 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14449 (mark_operand_necessary): Remove local variable ver.
14451 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14452 variable prefix_len.
14454 * value-prof.c (mod_subtract_transform): Remove local variable
14457 * builtins.c (fold_builtin_exponent): Take decomposed
14458 arguments of CALL_EXPR.
14459 (fold_builtin_1): Update a call to fold_builtin_exponent.
14461 * builtins.c (fold_builtin_logarithm): Take decomposed
14462 arguments of CALL_EXPR.
14463 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14465 * c-decl.c (c_init_decl_processing): Remove local variables
14466 ptr_ftype_void and ptr_ftype_ptr.
14468 * gimplify.c (gimplify_expr): Remove local variables r0 and
14471 * reg-stack.c (move_for_stack_reg): Remove local variable
14473 (compare_for_stack_reg): Remove local variable flags_user.
14474 (convert_regs_1): Remove local variable deleted.
14476 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14478 (combine_blocks): Remove local variables exits and new_e.
14480 * tree-inline.c (expand_call_inline): Remove local variable
14483 * tree-ssa-live.c (create_ssa_var_map,
14484 calculate_live_on_entry): Remove local variable snn.
14486 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14488 * c-lex.c (c_lex_with_flags): Add parameter to call to
14491 2005-03-11 Per Bothner <per@bothner.com>
14493 * c-tree.h (struct c_declarator): New id_loc field.
14494 * c-pragma.h (c_lex_with_flags): Take position reference.
14495 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14496 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14497 (c_lex): Pass dummy location to c_lex_with_flags.
14498 * c-parser.c (c_lex_one_token): Set c_token's location using
14499 c_lex_with_flags, instead of input_location, which might be "ahead".
14500 (c_parser_direct_declarator): Set declarator's id_loc from
14502 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14503 declarator's id_loc, rather than probably-imprecise input_location.
14504 (build_id_declarator): Initialize c_declarator's id_loc field.
14506 2005-03-11 Roger Sayle <roger@eyesopen.com>
14508 PR middle-end/20419
14509 * builtins.c (expand_builtin_signbit): Force the signbit's word
14510 into an integer register to avoid SUBREGs of floating point modes.
14512 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14514 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14515 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14516 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14517 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14519 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14521 PR rtl-optimization/20306
14522 * expr.c (emit_move_complex): Set try_int false if mode is
14523 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14524 emit_block_move if try_int is true.
14526 2005-03-11 Richard Henderson <rth@redhat.com>
14529 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14530 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14533 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14535 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14536 (TARGET_FIX_VR4130): New macro.
14537 (TARGET_OPTIONS): Add -mfix-vr4130.
14538 (ISA_HAS_MACCHI): New macro.
14539 (ASM_SPEC): Add -mfix-vr4130.
14540 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14541 (override_options): Handle mips_fix_vr4130_string.
14542 (mips_avoid_hazards): Clear all_noreorder_p
14543 if we're working around VR4130 errata and the macc alternatives
14545 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14546 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14547 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14548 (MULTILIB_DEFAULTS): Remove leading "march=".
14549 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14550 if no architecture option is given.
14551 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14553 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14554 * doc/invoke.texi: Document -mfix-vr4130.
14556 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14558 * config/mips/mips.c (override_options): Only warn about -mint64
14559 deprecation if TARGET_INT64.
14561 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14563 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14564 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14565 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14566 are non-specific regarding the nonnull parameter positions.
14567 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14568 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14569 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14570 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14572 * builtins.def: Use the non-specific "nonnull" attibute lists.
14574 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14576 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14577 single_pred_edge, single_succ, single_pred): Improve comments.
14579 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14581 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14582 single_pred_edge, single_succ, single_pred): New inline functions.
14583 * bb-reorder.c (rotate_loop, find_traces_1_round,
14584 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14585 duplicate_computed_gotos): Use the single_succ/pred functions.
14586 * cfganal.c (forwarder_block_p): Ditto.
14587 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14588 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14589 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14590 merge_seq_blocks): Ditto.
14591 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14592 * cfglayout.c (fixup_reorder_chain): Ditto.
14593 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14594 canonicalize_loop_headers, verify_loop_structure): Ditto.
14595 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14596 mfb_update_loops, create_preheader, force_single_succ_latches,
14597 create_loop_notes): Ditto.
14598 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14599 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14600 commit_one_edge_insertion, purge_dead_edges,
14601 cfg_layout_can_merge_blocks_p): Ditto.
14602 * except.c (sjlj_emit_function_enter): Ditto.
14603 * flow.c (init_propagate_block_info): Ditto.
14604 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14605 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14606 insert_insn_end_bb): Ditto.
14607 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14608 find_if_case_2): Ditto.
14609 * lambda-code.c (perfect_nestify): Ditto.
14610 * lcm.c (optimize_mode_switching): Ditto.
14611 * loop-doloop.c (doloop_modify): Ditto.
14612 * loop-init.c (loop_optimizer_init): Ditto.
14613 * loop-iv.c (simplify_using_initial_values): Ditto.
14614 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14615 * loop-unswitch.c (unswitch_loop): Ditto.
14616 * modulo-sched.c (generate_prolog_epilog): Ditto.
14617 * predict.c (combine_predictions_for_insn, estimate_probability,
14618 tree_estimate_probability, last_basic_block_p,
14619 estimate_bb_frequencies): Ditto.
14620 * profile.c (branch_prob): Ditto.
14621 * regrename.c (copyprop_hardreg_forward): Ditto.
14622 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14623 * tracer.c (layout_superblocks): Ditto.
14624 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14625 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14626 cleanup_control_expr_graph, disband_implicit_edges,
14627 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14628 tree_verify_flow_info, tree_make_forwarder_block,
14629 tree_forwarder_block_p, remove_forwarder_block,
14630 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14631 * tree-if-conv.c (tree_if_conversion): Ditto.
14632 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14633 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14634 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14635 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14636 copy_loop_headers): Ditto.
14637 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14638 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14639 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14640 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14641 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14642 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14643 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14644 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14645 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14646 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14647 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14648 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14649 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14650 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14651 slpeel_add_loop_guard): Ditto.
14653 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14655 PR tree-optimization/15784
14656 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14659 * stmt.c (expand_case): Don't change index_type. Convert minval
14660 to the proper type.
14662 PR tree-optimization/20130
14663 * fold-const.c (fold): Fold x * -1 into -x.
14665 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14667 PR rtl-optimization/20331
14668 * rtlanal.c (modified_between_p): Check its address first for MEM.
14669 (modified_in_p): Likewise.
14671 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14673 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14675 2005-03-10 Steven Bosscher <stevenb@suse.de>
14677 * expr.c (expand_expr_real_1): If possible, use a conditional
14678 move for expanding MIN_EXPR and MAX_EXPR.
14679 Use temp for moving around rtx-en.
14681 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14684 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14687 2005-03-10 Roger Sayle <roger@eyesopen.com>
14689 * builtins.c (expand_builtin_signbit): Extend to handle floating
14690 point modes wider than the largest integer type, using the
14691 operand_subword_force function to obtain the signbit's word.
14693 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14696 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14697 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14699 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14701 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14703 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14705 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14707 (perform_edge_inserts): Unconditionally call
14708 free_dominator_info.
14710 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14712 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14714 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14716 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14718 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14720 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14722 (rtl_register_value_prof_hooks,
14723 tree_value_profile_transformations,
14724 tree_register_value_prof_hooks): Likewise.
14725 * var-tracking.c (stack_adjust_offset_pre_post,
14726 variable_htab_free, variable_union, dataflow_set_different_2,
14727 count_uses, variable_was_changed, set_frame_base_location,
14728 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14729 vt_add_function_parameters): Likewise.
14730 * varasm.c (named_section_real, named_section, make_decl_rtl,
14731 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14732 const_hash_1, compare_constant, copy_constant, force_const_mem,
14733 output_constant_pool_2, output_constant_pool_1, output_constant,
14734 output_constructor, make_decl_one_only, decl_tls_model,
14735 default_no_named_section, default_elf_select_section_1,
14736 default_unique_section_1): Likewise.
14737 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14738 * vmsdbgout.c (addr_const_to_string): Likewise.
14741 * function.c (struct assign_parm_data_one): Remove last_named
14743 (assign_parm_find_data_types): Don't determine last_named.
14744 Reorder named_parm determination.
14745 (assign_parms): Only setup varargs on the last non-varadic
14748 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14750 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14751 sda base address on medium model.
14753 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14755 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14756 * cfgloop.c (flow_loop_nodes_find): Export.
14757 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14759 * cfgloopmanip.c (fix_loop_structure): New function.
14760 * predict.c (predict_loops): Clean up the loops information.
14761 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14762 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14764 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14765 (rewrite_into_loop_closed_ssa): Declaration changed.
14766 * tree-loop-linear.c (linear_transform_loops): Add argument to
14767 rewrite_into_loop_closed_ssa call.
14768 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14769 * tree-ssa-loop-im.c (move_computations): Ditto.
14770 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14771 * tree-vectorizer.c (vectorize_loops): Ditto.
14772 * tree-optimize.c: Include cfgloop.h.
14773 (execute_todo): Choose whether to call cleanup_tree_cfg or
14774 cleanup_tree_cfg_loop.
14775 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14776 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14777 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14778 cleanup_tree_cfg_loop call.
14779 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14780 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14781 work on part of cfg.
14783 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14785 PR inline-asm/20314
14786 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14787 with multiple alternatives.
14789 * stmt.c (parse_output_constraint): Fix a typo.
14791 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14793 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14794 assembly directive instead of deprecated "no-generics".
14796 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14798 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14799 for non-offsettable memory references to cope with outstanding reload
14801 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14802 avoid losing outstanding address reloads.
14803 ("reload_outdi", "reload_outdf"): Likewise.
14805 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14807 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14808 code. Add more cbrt transformations.
14810 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14812 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14814 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14816 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14817 NULL_TREE when a given tree is not simplified.
14818 (fold): Return the original tree when any of the functions
14819 mentioned above NULL_TREE.
14821 * fold-const.c (fold_unary, fold_binary): Take decomposed
14822 arguments, code, type, op0, and op1 in case of fold_binary.
14823 (fold): Update calls to fold_unary and fold_binary.
14825 2005-03-09 Roger Sayle <roger@eyesopen.com>
14827 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14828 a fndecl and an arglist instead of a CALL_EXPR, exp.
14830 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14832 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14834 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14836 * expr.c (expand_assignment): Remove orig_to_rtx.
14838 * fold-const.c (int_const_binop): Remove no_overflow.
14840 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14842 * loop-iv.c (get_biv_step_1): Remove lhs.
14844 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14846 * real.c (real_nan): Remove neg.
14848 * function.c (thread_prologue_and_epilogue_insns): Remove i
14851 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14854 * tree-eh.c (tree_could_trap_p): Remove idx.
14856 * tree-into-ssa.c (ann): Remove ann.
14858 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14860 * tree-sra.c (decide_block_copy): Remove inst_count.
14862 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14864 * tree-ssa-loop-im.c (lhs): Remove.
14866 * cfgbuild.c (state, STATE, SET_STATE,
14867 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14869 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14870 (find_basic_blocks): Set the state of each basic block to
14873 2005-03-08 Jeff Law <law@redhat.com>
14875 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14876 goto results in the removal of edges in the CFG, then we need
14877 to recompute dominators.
14879 2005-03-09 Ben Elliston <bje@au.ibm.com>
14881 * c-common.c (c_do_switch_warnings): Comment fix.
14883 2005-03-08 Julian Brown <julian@codesourcery.com>
14885 * Patch from 2005-03-08 reverted for causing regressions and
14886 ppc-darwin bootstrap failure.
14888 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14890 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14891 Define the real function for ppc-darwin.
14892 * c-typeck.c (convert_arguments): Check for target-specific
14893 invalid argument call to unprototyped function.
14894 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14896 * target.h (invalid_arg_for_unprototyped_fn): New field
14898 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14899 default target hook.
14900 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14903 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14905 * c-typeck.c (constructor_stack, constructor_range_stack,
14906 initializer_stack): Make them static.
14908 * cfg.c (rbi_pool): Make it static.
14910 * gimple-low.c (lower_stmt_body): Make it static.
14911 * tree-flow.h: Remove the corresponding prototype. Don't
14912 declare lower_data.
14914 * sched-deps.c (cache_size): Make it static.
14916 * stor-layout.c (lang_adjust_rli): Make it static.
14918 2005-03-08 Julian Brown <julian@codesourcery.com>
14920 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14921 from being used for symbols with vague linkage when
14922 HAVE_GAS_COMDAT_GROUP is true.
14924 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14926 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14927 nlabel == JUMP_LABEL (jump).
14929 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14931 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14932 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14933 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14934 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14936 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14939 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14940 * c-common.c (handle_returns_twice): New function.
14941 (c_common_attribute_table): Declare eturns_twice' attribute.
14942 * doc/extend.texi: Document eturns_twice' attribute.
14943 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14944 (struct tree_decl): Add returns_twice_flag.
14946 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14948 * tree-ssa-phiopt.c: Fix a comment typo.
14950 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14951 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14952 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14955 2005-03-08 Richard Henderson <rth@redhat.com>
14957 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14958 builtin codes with ctzdi2, clzdi2, popcountdi2.
14959 (struct alpha_builtin_def): Add is_const.
14960 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14961 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14962 (alpha_init_builtins): Init them. Set nothrow and const attributes
14964 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14965 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14966 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14967 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14968 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14969 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14970 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14971 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14972 (TARGET_FOLD_BUILTIN): New.
14973 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14974 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14976 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14978 2005-03-08 Ira Rosen <irar@il.ibm.com>
14980 PR tree-optimization/20122
14981 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14982 condition of access function instead of base.
14984 2005-03-07 Jeff Law <law@redhat.com>
14985 Steven Bosscher <stevenb@suse.de>
14987 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14988 (find_taken_edge): Call find_taken_edge_computed_goto as
14989 appropriate. Allow any gimple invariant rather than just
14990 INTEGER_CST for VAL.
14991 (cleanup_control_flow): Cleanup a computed goto which has turned
14992 into a simple goto.
14993 (tree_merge_blocks): If block B has any forced labels, move
14994 them to the start of block A.
14995 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14996 computed gotos as well.
14997 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14998 removal of unnecessary computed gotos too.
14999 (lookup_redirection_data): Fix type of INSERT argument. Callers
15002 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15004 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15005 Remove trailing spaces.
15007 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15008 unshare_all_trees): Make them static.
15009 * tree-gimple.h: Remove the corresponding prototypes.
15011 * diagnostic.h: Remove unused prototype
15012 debug_output_buffer.
15013 * modulo-sched.c: Remove unused prototype
15014 set_row_column_for_ps.
15016 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15017 replace_phi_edge_with_variable): Remove unused variable i.
15019 2005-03-07 Per Bothner <per@bothner.com>
15021 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15023 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15026 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15027 bbs on the COND_EXPR instead of the PHI_NODEs.
15028 (candidate_bb_for_phi_optimization): Remove.
15029 (replace_phi_with_stmt): Rename to ...
15030 (replace_phi_edge_with_variable): this and change so that we
15031 replace the phi argument instead of removing the PHI.
15032 (conditional_replacement): Change so we deal with PHI with more
15033 than two arguments.
15034 (value_replacement): Likewise.
15035 (abs_replacement): Likewise.
15037 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15039 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15040 output_e500_flip_gt_bit.
15042 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15044 (rs6000_generate_compare): Fix logic to look at the correct bits.
15045 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15047 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15048 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15049 gen_move_from_CR_gt_bit.
15051 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15052 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15053 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15055 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15056 (E500_CR_IOR_COMPARE): New constant.
15058 2005-03-08 Earl Chew <earl_chew@agilent.com>
15059 David Billinghurst <David.Billinghurst@riotinto.com>
15061 * config/i386/host-cygwin.c: New file to support precompiled
15063 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15064 * config.host: Use above files for cygwin host.
15066 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15068 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15069 ordering ops from earlier change.
15071 2005-03-07 Per Bothner <per@bothner.com>
15073 Various fixes to allow us to again build if --enable-mapped-location:
15074 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15075 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15076 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15077 local variable loc. Change logic appropriately.
15078 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15079 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15080 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15081 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15082 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15084 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15086 PR rtl-optimization/19683
15087 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15088 number of bytes, to smallest_int_for_mode. Fix arguments to
15089 REG_CANNOT_CHANGE_MODE_P.
15091 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15093 * reorg.c (relax_delay_slots): Check that the jump is
15094 conditional before trying to invert it.
15096 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15098 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15101 * calls (stack_arg_under_construction): Make it static.
15103 * flow.c (regs_live_at_setjmp): Make it static.
15104 * flow.h: Remove the corresponding prototype.
15106 * reload1.c (reload_startobj, reload_firstobj,
15107 something_needs_operands_changed, reload_inherited,
15108 reload_inheritance_insn, reload_override_in,
15109 reload_spill_index): Make them static.
15111 * recog.c (verify_changes): Make it static.
15112 * recog.h: Remove the corresponding prototype.
15114 * cfgbuild.c (find_sub_basic_blocks): Remove.
15115 * basic-block.h: Remove the corresponding prototype.
15116 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15118 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15120 * tree-ssa-operands.c (check_build_stmt): Remove.
15122 * stor-layout.c (set_alignment): Remove.
15123 * tree.h: Remove the corresponding prototype.
15125 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15127 * tree-ssa-dce.c (control_dependence_map,
15128 visited_control_parents): Make them static.
15130 * cfghooks.c (verify_flow_info): Remove local variable
15133 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15136 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15138 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15140 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15142 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15144 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15145 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15146 PARALLEL for an empty structure.
15148 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15150 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15152 * fold-const.c (fold_binary): Unroll the very first "for"
15155 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15157 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15158 redundant match_code test.
15159 (scc_comparison_operator): Swap match_operand and match_code
15161 (branch_positive_comparison_operator): Same.
15162 (trap_comparison_operator): Use comparison_operator and swap with
15165 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15168 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15169 (out_movhi_r_mr): Read low byte of volatile MEM first.
15170 (out_movhi_mr_r): Write high byte of volatile MEM first.
15172 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15174 * cselib.c (reg_values, reg_values_size): Make them static.
15176 * cse.c (cse_reg_info_table): Make it static.
15178 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15180 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15182 * cse.c (find_best_addr): Use canon_for_address.
15184 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15186 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15187 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15188 SUBREG and MEM, respectively.
15190 * fold-const.c (fold_binary): Use code instead of t.
15192 * fold-const.c (optimize_minmax_comparison): Take decomposed
15193 arguments code, type, op0, and op1 instead of t.
15194 (fold_binary): Update a call to optimize_minmax_comparison.
15196 * fold-const.c (fold_range_test): Take decomposed arguments
15197 code, type, op0, and op1 instead of t.
15198 (fold_binary): Update a call to fold_range_test.
15200 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15201 decomposed arguments code, type, op0, and op1 instead of t.
15202 (fold_binary): Update a call to fold_range_test.
15204 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15206 * fold-const.c (fold_binary): Avoid directly using the original
15207 expression t as much as possible.
15209 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15211 * c-semantics.c (build_stmt): Use TYPE_P instead of
15212 IS_NON_TYPE_CODE_CLASS.
15213 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15214 (NON_TYPE_CHECK): Use TYPE_P instead of
15215 IS_NON_TYPE_CODE_CLASS.
15217 * fold-const.c (fold): Remove handling of binary expressions.
15219 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15221 * doc/c-tree.texi: Wrap comments in @r{}.
15222 * doc/cpp.texi: Likewise.
15223 * doc/cppinternals.texi: Likewise.
15224 * doc/extend.texi: Likewise.
15225 * doc/md.texi: Likewise.
15226 * doc/objc.texi: Likewise.
15227 * doc/sourcebuild.texi: Likewise.
15228 * doc/tm.texi: Likewise.
15229 * doc/tree-ssa.texi
15231 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15233 * predict.c (apply_return_prediction): Standardize PHI chain
15235 * tree-ssa.c (ssa_redirect_edge): Likewise.
15237 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15238 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15241 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15242 * tree-flow.h: Adjust the prototype for remove_phi_node.
15243 * lambda-code.c (perfect_nestify): Adjust a call to
15246 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15247 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15249 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15250 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15251 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15252 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15254 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15255 of GEN_INT (trunc_int_for_mode (...)).
15256 * loop-iv.c (iv_number_of_iterations): Likewise.
15257 * postreload.c (reload_cse_move2add): Likewise.
15258 * simplify-rtx.c (simplify_const_unary_operation,
15259 simplify_const_binary_operation): Likewise.
15260 * stor-layout.c (get_mode_bounds): Likewise.
15262 * fold-const.c (fold_binary): New.
15263 (fold): Call fold_binary on binary expressions.
15265 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15267 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15268 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15269 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15270 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15271 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15273 2005-03-04 Devang Patel <dpatel@apple.com>
15275 PR tree-optimization/18815
15276 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15277 loops with zero exit edges.
15279 2005-03-04 Devang Patel <dpatel@apple.com>
15281 * doc/invoke.texi: Remove reference to webpage that does not exist.
15283 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15284 Joseph S. Myers <joseph@codesourcery.com>
15287 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15288 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15289 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15290 * pa.c (get_plabel): Change argument to symbol_ref. Call
15291 maybe_get_identifier instead of get_identifier.
15292 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15293 (struct deferred_plabel): Replace name field with symbol field.
15294 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15295 ASM_OUTPUT_EXTERNAL_REAL is defined.
15296 (output_global_address): Use output_addr_const for output of all
15298 (output_deferred_plabels): Use symbol_ref instead of name for address
15300 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15301 ASM_OUTPUT_SYMBOL_REF): New macros.
15302 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15304 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15307 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15309 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15310 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15312 2005-03-04 Jeff Law <law@redhat.com>
15314 * basic-block.h (rediscover_loops_after_threading): Declare.
15315 * tree-ssa-dom.c: Include cfgloop.h.
15316 (tree_ssa_dominator_optimize): Discover loops and some basic
15317 properties. Remove forwarder blocks recreated by loop header
15318 canonicalization. Also mark backedges in the CFG.
15319 * tree-ssa-threadupdate.c: Include cfgloop.h
15320 (rediscover_loops_after_threading): Define.
15321 (struct local_info): New field, JUMP_THREADED.
15322 (prune_undesirable_thread_requests): New function.
15323 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15324 then record that fact for the callers of redirct_edges.
15325 (thread_block): If BB has incoming backedges, then call
15326 prune_undesirable_thraed_requests. Note when we are
15327 going to have to rediscover loop information. Return a
15328 boolean indicating if any jumps were threaded.
15329 (thread_through_all_blocks): Bubble up boolean indicating
15330 if any jumps were threaded.
15331 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15332 (tree-ssa-threadupdate.o): Similarly.
15334 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15336 * fold-const.c (fold_ternary): Unroll the "for" loop to
15339 2005-03-04 Andrew Haley <aph@redhat.com>
15341 * unwind-dw2-fde-glibc.c (struct
15342 unw_eh_callback_data.check_cache): New field.
15343 (frame_hdr_cache): New.
15344 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15345 Cache frame header info.
15347 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15349 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15350 (print_c_condition): Declare.
15351 * read-rtl.c (ptr_loc): New structure.
15352 (ptr_locs, ptr_loc_obstack, joined_conditions)
15353 (joined_conditions_obstack): New variables.
15354 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15355 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15356 (join_c_conditions, print_c_condition): New functions.
15357 (apply_macro_to_string): Associate the new string with the same
15358 source location as the old one.
15359 (add_condition_to_string): Use join_c_conditions.
15360 (read_string): Use set_rtx_ptr_loc to record a filename and line
15361 number for the string.
15362 (read_rtx): Initialize the new variables above.
15363 * genattrtab.c (write_test_expr, write_attr_value): Use
15365 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15366 comment above the GCC_VERSION check.
15367 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15368 Inline the definition of MAYBE_EVAL.
15369 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15370 * genoutput.c (process_template): Likewise.
15371 * genpreds.c (write_predicate_subfunction): Likewise.
15372 (write_predicate_expr): Use print_c_condition.
15373 * genrecog.c (write_cond): Likewise.
15374 * gensupport.c (process_rtx): Use join_c_conditions to join the
15375 conditions of a define_insn_and_split. Record a source location
15376 for the string after the "&&".
15377 (alter_test_for_insn): Use join_c_conditions.
15379 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15382 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15383 PR tree-optimization/15784
15384 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15387 2005-03-04 Ben Elliston <bje@au.ibm.com>
15389 * gcc.c (option_map): Add --coverage.
15390 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15391 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15392 * config/darwin.h: Pass -lgcov for `coverage'.
15393 * doc/invoke.texi (Debugging Options): Document --coverage.
15395 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15397 * gcse.c (bypass_block): Use find_edge wherever possible.
15399 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15403 * c-opts.c (c_common_parse_file): Call start_source_file
15404 and end_source_file at the approriate times.
15406 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15407 the main file, it will be done for us now.
15409 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15411 * fold-const.c (fold_ternary): New.
15412 (fold): Call fold_ternary on ternary expressions. Remove
15413 handling of ternary expressions.
15415 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15417 PR tree-optimization/15784
15418 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15421 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15423 * config/rs6000/predicates.md (branch_comparison_operator):
15424 Convert from C block to conditional format.
15426 2005-03-03 Jan Hubicka <jh@suse.cz>
15428 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15429 and non-constant public variables.
15431 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15433 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15436 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15439 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15440 calls to release_ssa_name and release_phi_node.
15442 * fold-const.c (fold): Remove handling of unary expressions.
15444 * fold-const.c (fold_unary): Avoid directly using the original
15445 expression t as much as possible.
15447 2005-03-03 Roger Sayle <roger@eyesopen.com>
15448 Andrew Pinski <pinskia@physics.uc.edu>
15450 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15451 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15453 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15455 Describe special registers SRP and MOF as allocatable registers.
15456 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15457 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15458 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15459 TARGET_HAS_MUL_INSNS.
15460 (cris_print_operand) <case 'd'>: New case.
15461 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15462 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15464 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15465 (REG_ALLOC_ORDER): Update for MOF.
15466 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15468 (GENERAL_REGS): No longer a define of ALL_REGS.
15469 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15470 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15471 Adjust accordingly.
15472 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15473 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15474 (SECONDARY_RELOAD_CLASS): Define.
15475 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15476 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15477 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15478 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15479 (REGISTER_MOVE_COST): Define.
15480 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15481 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15482 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15483 (CRIS_MOF_REGNUM): New define_constants.
15484 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15486 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15488 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15489 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15490 Adjust for MOF being properly described as a register.
15491 (indir_to_reg_split): Name this split. Conditionalize on the
15492 destination register being a general register.
15493 (movei): Conditionalize on on operands 0 and 1 having the same
15496 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15499 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15500 -mcpu to override any other explicitly given flags.
15502 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15504 * recog.c (verify_changes, confirm_change_group): New functions,
15505 broken out of apply_change_group.
15506 (apply_change_group): Use them.
15507 * recog.h (verify_change, confirm_change_group): Declare.
15508 * rtl.h (redirect_jump_2): Declare.
15509 * jump.c (redirect_exp, invert_exp): Delete.
15510 (invert_exp_1): Take second parameter. Return value. Changed caller.
15511 (redirect_jump_2): New function, broken out of redirect_jump.
15512 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15513 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15514 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15516 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15518 * varasm.c (named_section): Use xstrdup rather than doing it by
15521 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15523 2005-03-02 Devang Patel <dpatel@apple.com>
15525 Undo PR tree-optimization/18815 fix.
15527 2005-03-02 Devang Patel <dpatel@apple.com>
15529 PR tree-optimization/18815
15530 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15531 loops with zero exit edges.
15533 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15535 * cfg.c (connect_src, connect_dest, disconnect_src,
15536 disconnct_dest): New.
15537 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15538 redirect_edge_pred): Use the new functions.
15540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15541 free_dominance_info only when needed.
15543 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15546 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15547 (reg_or_sub_cint64_operand): Same.
15549 2005-03-02 Jeff Law <law@redhat.com>
15551 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15552 CFG_ALTERED in the main DOM iteration loop.
15554 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15557 * varasm.c (initializer_constant_valid_p): Allow conversions
15558 between OFFSET_TYPEs. Tidy.
15560 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15562 * config/cris/cris.md ("return"): Remove epilogue delay list
15565 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15567 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15569 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15571 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15573 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15574 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15575 config/m68k/m68k.c, config/mips/mips.h,
15576 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15577 doc/include/gcc-common.texi: Update copyright.
15579 PR middle-end/18029 and PR middle-end/18030
15580 * expr.c (optimize_bitfield_assignment_op): Add a special case
15581 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15583 * fold-const.c (fold_unary): New.
15584 (fold): Call fold_unary on unary expressions.
15586 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15588 * cgraph.h (struct cgraph_edge): Add prev_caller and
15589 prev_callee fields.
15590 (cgraph_node_remove_callees): Export.
15591 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15593 (cgraph_edge_remove_callee): New function.
15594 (cgraph_edge_remove_caller): Likewise.
15595 (cgraph_remove_edge): Use.
15596 (cgraph_redirect_edge_callee): Likewise.
15597 (cgraph_node_remove_callees): New function.
15598 (cgraph_node_remove_callers): Likewise.
15599 (cgraph_remove_node): Use.
15600 * tree-optimize.c (tree_rest_of_compilation): Use
15601 cgraph_node_remove_callees instead of manual loop.
15602 * cgraphunit.c (cgraph_finalize_function): Likewise.
15603 (cgraph_expand_function): Likewise.
15604 (cgraph_remove_unreachable_nodes): Likewise.
15606 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15609 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15611 * c-decl.c (undeclared_variable): Take location as argument.
15612 * c-typeck.c (build_external_ref): Likewise.
15613 * c-parser.c (c_parser_postfix_expression): Pass location of
15614 identifier to build_external_ref.
15616 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15618 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15619 CCEQ mode for branch_positive_comparison_operator test.
15620 * config/rs6000/predicates (branch_comparison_operator): Revert to
15622 (scc_comparison_operator): Same.
15623 (branch_positive_comparison_operator): Same.
15625 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15627 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15628 (cris_delay_slots_for_epilogue): Remove.
15629 (save_last): Move into cris_target_asm_function_epilogue.
15630 (cris_target_asm_function_epilogue): Remove tests for file being
15632 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15633 (cris_delay_slots_for_epilogue): Remove prototypes.
15634 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15635 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15637 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15639 * config/rs6000/predicates.md (branch_comparison_operator): Change
15640 to define_special_predicate.
15641 (scc_comparison_operator): Same.
15642 (branch_positive_comparison_operator): Same.
15644 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15646 * Makefile.in (tree-ssa-sink.o): New.
15647 (OBJS-common): Add tree-ssa-sink.o.
15648 * common.opt: Add -ftree-sink
15649 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15650 * timevar.def (TV_TREE_SINK): new timevar.
15651 * tree-flow.h (is_hidden_global_store): Prototype.
15652 * tree-optimize.c (init_tree_optimization_passes): Add
15654 * tree-pass.h (pass_sink_code): New.
15655 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15656 for non-obvious global store store to is_hidden_global_store, and
15657 call that new function.
15658 * tree-ssa-sink.c: New file.
15659 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15660 * doc/passes.texi: Document forward store motion.
15661 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15662 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15663 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15664 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15666 2005-03-01 Per Bothner <per@bothner.com>
15668 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15669 and we have a non-zero column-number, add it to the message.
15670 Also factor out the diagnostic_kind_text.
15672 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15674 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15675 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15676 flow_loop_scan): Removed.
15677 (flow_loop_dump): Do not dump removed fields.
15678 (flow_loop_free): Do not free removed fields.
15679 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15680 (loop_exit_edge_p): New function.
15681 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15682 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15683 num_exits, exits_doms.
15684 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15685 LOOP_EDGES, LOOP_ALL): Removed.
15686 (flow_loop_scan): Declaration removed.
15687 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15688 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15690 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15691 (if_convert): Call flow_loops_find and flow_loops_free
15692 when calling mark_loop_exit_edges.
15693 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15694 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15695 free_dominance_info calls.
15696 * loop-init.c (flow_loops_find): Ditto.
15697 * passes.c (rest_of_handle_branch_prob): Ditto.
15698 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15699 * loop-unroll.c (analyze_insns_in_loop): Do not use
15701 * predict.c (predict_loops): Do not call flow_loop_scan.
15702 Use get_loop_exit_edges.
15703 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15704 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15705 Do not use EDGE_LOOP_EXIT.
15706 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15707 to bb_with_exit_edge_p.
15708 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15709 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15710 to bb_with_exit_edge_p.
15711 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15713 * tree-loop-linear.c (linear_transform_loops): Do not call
15714 flow_loop_scan. Use loop->single_exit.
15715 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15716 (vect_analyze_loop_form): Do not call flow_loop_scan.
15717 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15719 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15721 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15722 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15723 slpeel_tree_duplicate_loop_to_edge_cfg,
15724 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15725 Use loop_preheader_edge and loop->single_exit. Do not call
15728 2005-03-01 Nick Clifton <nickc@redhat.com>
15730 * config/arm/arm.c (thumb_find_work_register): Check all of the
15731 argument registers to see if they are free, and a couple of
15732 special cases where the last argument register but can be proved
15733 to be available during the function's prologue.
15734 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15735 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15736 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15738 (thumb_compute_save_reg_mask): Likewise. Also use
15739 thumb_find_work_register() to ensure that there is agreement about
15740 which work register is going to be used in the prologue.
15741 (thumb_output_function_prologue): Use unsigned long as the type
15742 for the register bit-mask. Also delay pushing the link register if
15743 other high registers are going to be pushed.
15744 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15745 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15746 redundant prototypes.
15748 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15751 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15752 and after reload in REG+REG indexed addresses without REG_POINTER
15753 set in the base and not set in the index.
15755 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15757 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15758 Don't undefine here.
15759 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15760 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15761 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15762 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15763 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15765 * config.gcc (sh*-*-linux*): Use config/linux.h.
15767 2005-02-28 Dale Johannesen <dalej@apple.com>
15768 Stan Shebs <shebs@apple.com>
15770 Rewrite of 64-bit Darwin structure-by-value pass/return.
15771 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15772 intoffset, use_stack, named.
15773 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15774 (rs6000_darwin64_record_arg_advance_flush): New.
15775 (rs6000_darwin64_record_arg_advance_recurse): New.
15776 (rs6000_darwin64_record_arg_flush): New.
15777 (rs6000_darwin64_record_arg_recurse): New.
15778 (rs6000_darwin64_record_arg): New.
15779 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15780 (function_arg_boundary): Handle 128-bit aligned structs.
15781 (function_arg_advance): Rewrite darwin64 struct handling.
15782 (function_arg): Call rs6000_darwin64_record_arg.
15783 (function_arg_partial_nregs): Handle darwin64 structs.
15784 (rs6000_darwin64_function_value): Remove.
15785 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15787 2005-02-28 Roger Sayle <roger@eyesopen.com>
15789 PR tree-optimization/20216
15790 * tree-chrec.c (tree_fold_factorial): Delete.
15791 (tree_fold_binomial): Change argument list to take a return type
15792 and change the type of K to unsigned int. Rewrite to avoid explicit
15793 evaluation of factorials, and (recursively) calling fold to perform
15794 compile-time arithmetic. Return NULL on (internal) overflow.
15795 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15796 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15797 if any intermediate calculation overflows.
15798 (chrec_apply): Update call to chrec_evaluate.
15800 2005-02-28 James E Wilson <wilson@specifixinc.com>
15802 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15804 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15807 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15808 instead of NULL_TREE on error.
15810 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15812 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15813 (EASY_VECTOR_15_ADD_SELF): Remove.
15814 (num_insns_constant_wide): Not static.
15815 (validate_condition_mode): Not static.
15816 (toc_relative_expr_p): Not static.
15817 (legitimate_indirect_address_p): Not static.
15818 (macho_lo_sum_memory_operand): Not static.
15819 (invalid_e500_subreg): Not static.
15820 (easy_vector_same): Not static.
15821 (easy_vector_splat_const): Not static.
15822 (RS6000_SYMBOL_REF_TLS_P): Remove.
15823 (any_operand): Delete.
15824 (any_parallel_operand): Delete.
15825 (count_register_operand): Delete.
15826 (altivec_register_operand): Delete.
15827 (xer_operand): Delete.
15828 (s8bit_cint_operand): Delete.
15829 (short_cint_operand): Delete.
15830 (u_short_cint_operand): Delete.
15831 (non_short_cint_operand): Delete.
15832 (exact_log2_cint_operand): Delete.
15833 (gpc_reg_operand): Delete.
15834 (cc_reg_operand): Delete.
15835 (cc_reg_not_cr0_operand): Delete.
15836 (reg_or_short_operand): Delete.
15837 (reg_or_neg_short_operand): Delete.
15838 (reg_or_aligned_short_operand): Delete.
15839 (reg_or_u_short_operand): Delete.
15840 (reg_or_cint_operand): Delete.
15841 (reg_or_arith_cint_operand): Delete.
15842 (reg_or_add_cint64_operand): Delete.
15843 (reg_or_sub_cint64_operand): Delete.
15844 (reg_or_logical_cint_operand): Delete.
15845 (got_operand): Delete.
15846 (got_no_const_operand): Delete.
15847 (easy_fp_constant): Delete.
15848 (easy_vector_constant): Delete.
15849 (easy_vector_constant_add_self): Delete.
15850 (zero_constant): Delete.
15851 (zero_fp_constant): Delete.
15852 (volatile_mem_operand): Delete.
15853 (offsettable_mem_operand): Delete.
15854 (mem_or_easy_const_operand): Delete.
15855 (add_operand): Delete.
15856 (non_add_cint_operand): Delete.
15857 (logical_operand): Delete.
15858 (non_logical_cint_operand): Delete.
15859 (mask_operand): Delete.
15860 (mask_operand_wrap): Delete.
15861 (mask64_operand): Delete.
15862 (mask64_2_operand): Delete.
15863 (and64_operand): Delete.
15864 (and64_2_operand): Delete.
15865 (and_operand): Delete.
15866 (reg_or_mem_operand): Delete.
15867 (lwa_operand): Delete.
15868 (symbol_ref_operand): Delete.
15869 (call_operand): Delete.
15870 (current_file_function_operand): Delete.
15871 (input_operand): Delete.
15872 (rs6000_nonimmediate_operand): Delete.
15873 (rs6000_tls_symbol_ref): Delete.
15874 (save_world_operation): Delete.
15875 (restore_world_operation): Delete.
15876 (load_multiple_operation): Delete.
15877 (store_multiple_operation): Delete.
15878 (vrsave_operation): Delete.
15879 (mfcr_operation): Delete.
15880 (mtcrf_operation): Delete.
15881 (lmw_operation): Delete.
15882 (stmw_operation): Delete.
15883 (branch_comparison_operator): Delete.
15884 (branch_positive_comparison_operator): Delete.
15885 (scc_comparison_operator): Delete.
15886 (trap_comparison_operator): Delete.
15887 (boolean_operator): Delete.
15888 (boolean_or_operator): Delete.
15889 (min_max_operator): Delete.
15890 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15891 (EASY_VECTOR_15): Moved to here.
15892 (EASY_VECTOR_15_ADD_SELF): Move to here.
15893 (PREDICATE_CODES): Delete.
15894 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15895 Declare functions no longer static.
15896 * config/rs6000/predicates.md: New.
15897 * config/rs6000/rs6000.md: Include predicates.md
15899 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15901 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15902 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15904 * cfgrtl.c (need_fake_edge_p): Likewise.
15905 * combine.c (distribute_notes): Likewise.
15906 * emit-rtl.c (try_split): Likewise.
15907 * recog.c (peephole2_opimize): Likewise.
15908 * reg-notes.def (ALWAYS_RETURN): Remove.
15909 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15910 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15911 * tree.h (ECF_ALWAYS_RETURN): Remove.
15913 2005-02-28 Roger Sayle <roger@eyesopen.com>
15915 PR middle-end/19874
15916 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15917 between different machine modes is never a "useless" conversion.
15919 2005-02-28 Geert Bosch <bosch@gnat.com>
15922 * doc/contrib.texi: List contributors for Ada front end
15924 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15926 * simplify-rtx.c (simplify_unary_operation_1,
15927 simplify_const_unary_operation): New, extracted from...
15928 (simplify_unary_operation): ... this one.
15929 (simplify_binary_operation_1,
15930 simplify_const_binary_operation): New, extracted from...
15931 (simplify_binary_operation): ... this one.
15932 * rtl.h (simplify_const_unary_operation,
15933 simplify_const_binary_operation): Add prototypes.
15935 2005-02-28 Julian Brown <julian@codesourcery.com>
15937 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15938 building libjava and caused PR regression/20228.
15940 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15943 * Makefile.in (host_subdir): New.
15944 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15945 * configure: Regenerate.
15947 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15949 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15950 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15951 installation directory first.
15953 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15956 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15957 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15958 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15959 * config/cris/cris.md: Tweak comments referring to Q.
15960 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15961 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15962 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15963 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15964 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15965 Insert spaces in constraints to align alternatives vertically for
15967 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15970 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15972 PR rtl-optimization/17728
15973 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15974 operand 0 from general_operand to move_dest_operand.
15976 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15978 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15979 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15980 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15981 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15983 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15985 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15986 * configure: Regenerate.
15987 * libada-mk.in: Remove CC; rename
15988 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15990 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15993 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15994 for the lhs, also walk over the tree. Likewise for rhs.
15996 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15998 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15999 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16000 Do not propagate value of iv before increment over the increment.
16002 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16004 * c-parser.c: New file.
16005 * c-parse.in: Remove.
16006 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16008 (c-parser.o): Add dependencies.
16009 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16010 maintainer-clean, TAGS): Update.
16011 * c-config-lang.in (gtfiles): Update.
16012 * gengtype-lex.l: Don't handle "@@".
16013 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16014 objc_build_synchronized, objc_begin_try_stmt,
16015 objc_begin_catch_clause, objc_finish_catch_clause,
16016 objc_build_finally_clause, objc_finish_try_stmt): New.
16017 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16019 (c_parse_init): Update comment.
16020 * c-decl.c (c_init_decl_processing): Update comment.
16021 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16022 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16023 new c_declspecs members.
16025 2005-02-25 Julian Brown <julian@codesourcery.com>
16027 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16028 from being used for symbols with vague linkage when
16029 HAVE_GAS_COMDAT_GROUP is true.
16031 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16033 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16035 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16038 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16039 (LIBGCC2_HAS_DF_MODE): New.
16040 (LIBGCC2_HAS_XF_MODE): New.
16041 (LIBGCC2_HAS_TF_MODE): New.
16042 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16043 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16044 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16045 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16046 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16047 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16048 and add _fixtfdi, _fixunstfdi, _floatditf
16049 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16050 L_fixunstfdi, L_floatditf.
16051 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16052 (LIBGCC2_HAS_TF_MODE): Define.
16054 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16056 PR tree-optimization/20204
16057 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16058 REWRITE_THIS_STMT markers on PHI nodes.
16059 (rewrite_initialize_block): Likewise.
16061 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16063 * version.c (version_string): Update to 4.1.
16065 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16067 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16068 Clarify that the alternative way doesn't work in GNU C++.
16070 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16072 PR tree-optimization/19937
16073 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16074 to the type of the induction variable.
16076 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16078 PR rtl-optimization/20117
16079 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16080 the block including noncopyable insn.
16082 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16084 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16085 calls to find_reg_note.
16087 2005-02-24 Richard Henderson <rth@redhat.com>
16090 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16093 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16095 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16096 vector types if to use base reg for misaligned non-word ld/std.
16098 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16101 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16102 dwarf2 label manually and put it after, not before the prologue.
16104 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16107 * reload.c (operands_match_p): Only increment register number for
16108 SCALAR_INT_MODE_P modes in multiple hard registers.
16110 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16113 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16115 * ChangeLog.5: Fix log message typo(s).
16116 * ChangeLog.7: Likewise.
16117 * ChangeLog.tree-ssa: Likewise.
16118 * cfgexpand.c: Fix comment typo(s).
16119 * conflict.c: Likewise.
16120 * defaults.h: Likewise.
16121 * dwarf2out.c: Likewise.
16122 * gcse.c: Likewise.
16123 * ggc-page.c: Likewise.
16124 * tree-eh.c: Likewise.
16125 * tree-ssa-dom.c: Likewise.
16127 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16130 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16131 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16132 if SHARED is defined.
16135 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16136 allow splitting only if operands 0 and 3 don't overlap.
16138 2005-02-24 Richard Henderson <rth@redhat.com>
16140 PR middle-end/19953
16141 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16142 (fold_builtin_1): Call them.
16143 * fold-const.c (fold_complex_mult_parts): Split out from ...
16144 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16145 (fold_complex_div_parts, fold_complex_div): New.
16147 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16149 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16151 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16152 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16154 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16155 (print_node): Likewise.
16156 Print TYPE_SIZES_GIMPLIFIED.
16158 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16160 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16161 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16162 operands as commutative in constraints.
16164 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16166 * tree-into-ssa.c: Re-organize internal functions.
16168 2005-02-24 Richard Henderson <rth@redhat.com>
16170 PR middle-end/18902
16171 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16173 * common.opt (fcx-limited-range): New.
16174 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16175 * toplev.c (flag_complex_method): Initialize to 1.
16176 (process_options): Set flag_complex_method to 0 if
16177 flag_cx_limited_range.
16178 * doc/invoke.texi (-fcx-limited-range): New.
16180 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16182 * cse.c (delete_trivially_dead_insns): Speed up by using
16183 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16186 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16188 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16189 functions when -mid-shared-library is being used.
16191 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16193 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16194 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16195 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16196 * system.h: Poison LINK_LIBGCC_SPECIAL.
16198 2005-02-23 James E Wilson <wilson@specifixinc.com>
16200 * gengtype.c (note_insn_name): Make 1 element larger.
16202 2005-02-23 Roger Sayle <roger@eyesopen.com>
16205 PR rtl-optimization/20097
16206 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16207 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16209 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16211 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16212 * t-aix52 (SHLIB_INSTALL): Same.
16214 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16216 * genpreds.c: Update copyright.
16218 2005-02-23 Michael Beach <michaelb@ieee.org>
16221 * config/sparc/t-elf (startup files): Assemble with CPP.
16223 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16225 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16226 (write_predicate_expr): Likewise.
16228 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16230 PR tree-optimization/20100
16231 PR tree-optimization/20115
16232 * tree-optimize.c (init_tree_optimization_passes): Remove
16233 pass_maybe_create_global_var.
16234 * tree-pass.h (pass_maybe_create_global_var): Remove.
16235 * tree-ssa-alias.c (aliases_computed_p): Declare.
16236 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16237 (count_calls_and_maybe_create_global_var): Remove.
16238 (pass_maybe_create_global_var): Remove.
16239 (init_alias_info): Do not declare aliases_computed_p.
16240 (maybe_create_global_var): If the function contains no
16241 call-clobbered variables and a mix of pure/const and regular
16242 function calls, create .GLOBAL_VAR.
16243 Mark all call-clobbered variables for renaming.
16244 (merge_pointed_to_info): Update comment.
16245 (add_pointed_to_var): Likewise.
16246 (is_escape_site): Likewise.
16247 Accept struct alias_info * instead of size_t *.
16249 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16251 * tree-ssa-operands.c (get_call_expr_operands): If
16252 ALIASES_COMPUTED_P is false, do not add call-clobbering
16254 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16255 (delete_tree_ssa): Likewise.
16257 2005-02-22 James E Wilson <wilson@specifixinc.com>
16259 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16260 (do_compile): Do call it here.
16262 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16264 PR rtl-optimization/20017.
16265 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16266 rest_of_handle_cse2, rest_of_handle_gcse): Call
16267 delete_dead_jumptables immediately before calling cleanup_cfg.
16269 2005-02-22 Devang Patel <dpatel@apple.com>
16272 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16275 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16277 * config/rs6000/aix.h (WINT_TYPE): Define.
16279 2005-02-22 Stan Shebs <shebs@apple.com>
16281 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16282 natural alignment for 64-bit Darwin.
16283 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16285 * doc/invoke.texi: Document this.
16287 2005-02-22 DJ Delorie <dj@redhat.com>
16289 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16290 to make_[un]signed_type, not the mode itself.
16292 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16294 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16295 not available. Use tail calls wherever possible.
16296 (make_edge): Call unchecked_make_edge to create an edge.
16298 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16299 (coalesce_ssa_name): Don't check for
16300 SSANORM_USE_COALESCE_LIST.
16301 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16303 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16305 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16306 (rewrite_into_ssa): ... here.
16308 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16310 PR tree-optimization/19786
16311 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16312 tag to another's may-alias bitmap when adding to the other's list.
16314 2005-02-21 DJ Delorie <dj@redhat.com>
16316 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16317 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16318 registers in unsupported ways.
16319 * expmed.c (init_expmed): Likewise.
16321 2005-02-21 Stan Cox <scox@redhat.com>
16323 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16325 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16327 * tree-cfg.c (fold_cond_expr_cond): New.
16328 (make_edges): Call fold_cond_expr_cond.
16329 (find_taken_edge): Accept nothing but INTEGER_CST.
16330 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16332 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16334 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16335 that do not belong to any basic block.
16337 2005-02-21 Jeff Law <law@redhat.com>
16339 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16342 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16344 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16345 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16346 Adjust their definitions.
16347 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16348 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16350 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16351 genautomata.c, langhooks.c, langhooks.h, system.h,
16352 config/arm/lib1funcs.asm: Update copyright.
16354 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16356 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16358 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16361 * doc/install.texi: Document --with-gc.
16363 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16365 * simplify-rtx.c (simplify_unary_operation): Add a missing
16368 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16370 PR tree-optimization/18663
16371 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16372 if the type has variable bounds.
16374 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16376 * gcse.c: Remove an obsolete comment.
16378 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16380 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16382 * doc/extend.texi (Function Attributes) <Attribute const>: The
16383 attribute "pure" is below this text, not above.
16385 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16387 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16388 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16389 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16391 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16394 * langhooks.h (struct lang_hooks): Add to_target_charset.
16395 * langhooks.c (lhd_to_target_charset): New function.
16396 * langhooks-def.h: Declare lhd_to_target_charset.
16397 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16398 (LANG_HOOKS_INITIALIZER): Update.
16399 * c-common.c (c_common_to_target_charset): New function.
16400 * c-common.h: Declare it.
16401 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16402 c_common_to_target_charset.
16404 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16405 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16406 Delete definitions.
16407 * system.h: Poison them.
16408 * doc/tm.texi: Don't discuss them.
16409 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16410 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16411 (pp_c_char): Do not attempt to generate letter escapes for
16413 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16414 * config/mips/mips.c (mips_output_ascii): Likewise.
16416 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16418 PR tree-optimization/19951
16419 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16422 2005-02-19 Steven Bosscher <stevenb@suse.de>
16424 PR middle-end/19698
16425 * function.h (struct function): New field `max_loop_depth'.
16426 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16427 (flow_loops_find): Reset the max loop depth count before finding loops.
16428 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16429 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16430 (calculate_global_regs_live): Make sure the loop will terminate
16431 when the initial sets are not empty.
16433 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16435 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16437 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16439 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16442 * doc/invoke.texi: Remove documentation of %M spec.
16444 (init_spec): Remove %M suffix from -lgcc_s.
16445 (do_spec_1): Remove 'M' case.
16446 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16447 to put shared libraries in the multilib directory. Remove the
16448 shlib_so_soname substitution variable. Don't add a multilib encoding
16449 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16450 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16451 SHLIB_INSTALL as well as SHLIB_LINK.
16452 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16453 (SHLIB_NAME): Delete.
16454 (SHLIB_DIR): New macro.
16455 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16456 (SHLIB_INSTALL): Adjust accordingly.
16457 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16458 * config/t-slibgcc-sld: Likewise.
16459 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16460 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16461 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16463 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16464 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16465 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16466 Use @shlib_base_name@ instead of @shlib_so_name@.
16467 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16468 and @shlib_base_name@.so in @multilib_dir@.
16469 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16470 to the install path.
16471 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16472 (SHLIB_LINK): Remove previous workaround.
16473 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16474 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16475 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16477 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16478 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16479 (SHLIB_INSTALL): Adjust accordingly.
16480 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16481 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16482 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16483 config/t-slibgcc-elf-ver.
16485 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16486 Jakub Jelinek <jakub@redhat.com>
16488 PR tree-optimization/19828
16489 * tree-ssa-loop-im.c: Add a TODO comment.
16490 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16491 without side-effects.
16493 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16495 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16498 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16500 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16501 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16502 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16504 (ia64_reorg): Delete fixup_errata call.
16505 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16506 (TARGET_SWITCHES): Delete -mb-step entry.
16508 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16511 * c-typeck.c (composite_type): Handle quals in transparent unions.
16512 (type_lists_compatible_p): Likewise.
16514 2005-02-18 Stan Shebs <shebs@apple.com>
16516 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16517 expressions in the .literal8 section.
16519 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16521 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16523 2005-02-18 Roger Sayle <roger@eyesopen.com>
16525 * fold-const.c (constant_boolean_node): Always create values of the
16526 specified type, don't bother calling truthvalue_conversion.
16528 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16530 * except.c (output_function_exception_table): Call
16531 assemble_external_libcall (eh_personality_libfunc).
16533 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16536 * config/ia64/ia64.h (struct machine_function): Add state_num.
16537 * config/ia64/ia64.c (process_epilogue,
16538 process_for_unwind_directive): Use new unwind state numbers each
16539 time rather than state 1.
16541 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16544 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16545 before the "*llgt_didi" pattern.
16547 2005-02-18 Jason Merrill <jason@redhat.com>
16549 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16551 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16553 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16554 (div0): Use it in place of ARM_FUNC_ALIAS.
16555 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16557 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16559 PR middle-end/20030
16560 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16561 access, the lower bound of the array type if it exists.
16563 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16566 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16567 cases that are out-of-range for the index type.
16569 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16571 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16572 (estimate_case_costs): Don't call convert.
16573 * expmed.c (expand_shift): Likewise.
16574 (make_tree): Call fold_convert instead of convert.
16576 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16579 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16580 that ref to be marked MEM_READONLY_P doesn't have base that needs
16583 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16585 * genautomata.c (output_get_cpu_unit_code_func,
16586 output_cpu_unit_reservation_p): Don't generate old-style function
16589 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16592 PR tree-optimization/20009
16593 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16595 PR tree-optimization/18947
16596 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16597 inline, remove all nodes that are inlined into the extern inline
16600 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16602 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16603 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16604 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16605 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16608 2005-02-17 Roger Sayle <roger@eyesopen.com>
16610 PR tree-optimization/19917
16611 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16612 to be potentially trapping.
16614 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16616 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16618 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16620 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16621 tem becomes a local variable which is set to the value of the
16622 back end defined INITIAL_FRAME_ADDRESS macro.
16623 (expand_builtin_frame_address): Omit the base parameter to
16624 expand_builtin_return_addr.
16625 (expand_builtin_profile_func): Likewise.
16626 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16627 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16628 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16630 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16632 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16633 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16634 * config/frv/frv.c (frv_function_epilogue): Likewise.
16636 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16638 * lambda-code (perfect_nestify): Remove mark/unmark
16639 for rewriting hack.
16640 * tree-loop-linear.c (linear_transform_loops): Add
16641 rewrite_into_ssa call so that ssa is correct for
16642 rewriting into loop closed.
16644 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16646 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16647 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16649 * bt-load.c (btr_def_live_range, combine_btr_defs,
16650 migrate_btr_def, migrate_btr_defs): Likewise.
16651 * cfgcleanup.c (thread_jump): Likewise.
16652 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16653 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16654 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16655 df_rd_local_compute, df_reg_info_compute): Likewise.
16656 * dominance.c (init_dom_info, free_dom_info): Likewise.
16657 * flow.c (init_propagate_block_info,
16658 free_propagate_block_info): Likewise.
16659 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16660 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16661 modify_reg_pav): Likewise.
16662 * loop-invariant.c (find_defs, find_invariant_insn,
16663 find_invariants, free_inv_motion_data): Likewise.
16664 * predict.c (tree_predict_by_opcode,
16665 estimate_bb_frequencies): Likewise.
16666 * stmt.c (expand_case): Likewise.
16667 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16668 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16669 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16670 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16671 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16672 rewrite_ssa_into_ssa): Likewise.
16673 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16674 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16675 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16676 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16677 * tree-sra.c (tree_sra): Likewise.
16678 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16679 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16680 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16681 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16682 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16683 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16685 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16686 calculate_live_on_entry, calculate_live_on_exit,
16687 build_tree_conflict_graph): Likewise.
16688 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16689 record_important_candidates, set_use_iv_cost, find_depends,
16690 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16691 tree_ssa_iv_optimize_finalize): Likewise.
16692 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16693 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16694 tree_duplicate_loop_to_header_edge): Likewise.
16695 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16696 * tree-ssa.c (verify_flow_insensitive_alias_info,
16697 verify_name_tags, verify_ssa, init_tree_ssa,
16698 delete_tree_ssa): Likewise.
16699 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16700 fini_ssanames): Likewise.
16701 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16703 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16705 * config/rs6000/t-rtems: Completely reworked.
16707 2005-02-17 Ira Rosen <irar@il.ibm.com>
16709 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16711 2005-02-17 Ira Rosen <irar@il.ibm.com>
16713 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16714 POINTER_TYPE_P when checking that type is a pointer.
16715 (vect_get_memtag): Remove.
16716 (vect_address_analysis): Use POINTER_TYPE_P. Call
16717 vect_object_analysis with dummy parameter for memtag.
16718 (vect_object_analysis): Extract memtag (functionality that
16719 used to be in vect_get_memtag and moved here). Fix printings.
16720 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16721 with correct parameters. Remove call to vect_get_memtag.
16723 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16725 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16726 (tree-vectorizer.o): Added missing dependencies.
16728 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16730 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16731 declaration in tree-vectorizer.c, now has an extern declaration in
16732 tree-vectorizer.h).
16733 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16734 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16735 get_vectype_for_scalar_type, vect_is_simple_use,
16736 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16737 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16738 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16739 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16740 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16741 find_loop_location): Likewise.
16743 * tree-vectorizer.c (langhooks.h): #include removed.
16744 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16745 moved to tree-vectorized.h.
16746 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16747 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16748 get_vectype_for_scalar_type, vect_is_simple_use,
16749 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16750 vect_supportable_dr_alignment, new_loop_vec_info,
16751 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16752 vect_set_verbosity_level, find_loop_location): Likewise.
16754 (vect_analyze_loop): Function externalized. Declaration moved to
16755 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16756 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16757 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16758 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16759 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16760 vect_enhance_data_refs_alignment, vect_analyze_operations,
16761 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16762 vect_stmt_relevant_p, vect_get_loop_niters,
16763 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16764 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16765 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16766 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16767 vect_get_memtag): Likewise.
16769 (vectorizable_load): Function externalized. Declaration moved to
16770 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16771 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16772 vect_transform_loop): Likewise.
16773 (vect_transform_stmt): Moved to tree-vect-transform.c.
16774 (vect_align_data_ref, vect_create_destination_var,
16775 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16776 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16777 vect_get_vec_def_for_operand, vect_init_vector,
16778 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16779 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16780 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16781 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16782 vect_do_peeling_for_loop_bound): Likewise.
16784 * tree-vect-analyze.c: New file.
16785 * tree-vect-transform.c: New file.
16787 2005-02-17 Jason Merrill <jason@redhat.com>
16789 PR mudflap/19319, c++/19317
16790 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16793 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16795 * doc/install.texi (Specific): Update link for Darwin-specific
16798 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16800 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16801 constant_boolean_node.
16803 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16806 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16807 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16809 2005-02-16 Richard Henderson <rth@redhat.com>
16812 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16814 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16815 replace uses with Wtype_MAXp1_F.
16816 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16817 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16818 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16819 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16820 and HAVE_TFMODE as appropriate.
16821 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16822 (__floatdisf): Likewise.
16823 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16824 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16825 (Wtype_MAXp1_F): New.
16826 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16827 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16829 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16832 * arm.c (arm_apply_result_size): New function.
16833 * arm.h (APPLY_RESULT_SIZE): Define.
16834 * arm-protos.h (arm_apply_result_size): Add prototype.
16835 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16836 (movxf): New expand.
16837 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16838 (call_value_symbol): Remove predicate for operand 0.
16839 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16840 (untyped_call): Rework to correclty return values for any type.
16841 (untyped_return): New expand.
16842 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16844 2005-02-16 Stan Shebs <shebs@apple.com>
16846 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16847 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16849 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16851 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16852 configure settings on Solaris 7 and later.
16854 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16856 PR tree-optimization/19865
16857 * tree-optimize.c (init_tree_optimization_passes): Run
16858 pass_may_alias after pass_sra.
16860 2005-02-16 Richard Henderson <rth@redhat.com>
16861 Stuart Hastings <stuart@apple.com>
16864 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16865 Do nothing if debug info suppressed for this function.
16866 (dbxout_begin_function): Early exit if debug info suppressed for
16869 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16872 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16874 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16876 PR tree-optimization/19967
16877 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16878 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16879 argument TYPE. Adjust calls to fold_builtin_XXX.
16880 (expand_builtin, fold_builtin_1): Adjust calls to
16881 expand_builtin_XXX.
16882 (fold_builtin_strchr, fold_builtin_strpbrk,
16883 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16884 result to a requested type TYPE.
16886 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16888 PR middle-end/19857
16889 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16890 (T)x & (T)cst if (T)cst overflows.
16891 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16892 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16894 2005-02-15 Jeff Law <law@redhat.com>
16896 * gcse.c (blocks_with_calls): New bitmap.
16897 (alloc_gcse_mem): Allocate it.
16898 (free_gcse_mem): Free it.
16899 (clear_modifY_mem_tables): Clear it.
16900 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16901 when we encounter CALL_INSNs.
16902 (compute_transp, case MEM): Handle blocks with calls separate
16903 from blocks without calls. Use bitmap iterators rather than
16906 2005-02-15 Peter O'Gorman <peter@pogma.com>
16909 * mklibgcc.in (vis_hide): Use a temporary object file, not
16912 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16915 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16916 access optimization.
16918 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16919 Alan Modra <amodra@bigpond.net.au>
16922 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16923 (_xlqsub): Rename to __gcc_qsub.
16924 (_xlqmul): Rename to __gcc_qmul.
16925 (_xlqdiv): Rename to __gcc_qdiv.
16926 Provide versioned symbol aliases with old names.
16927 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16928 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16929 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16930 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16931 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16933 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16935 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16936 Fold ~(A - 1) and ~(A + -1) to -A.
16938 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16942 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16943 config/pa/pa-host.c:pa_gt_pch_use_address.
16945 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16947 * tree-vn.c (get_value_handle): Make sure that given an
16948 is_gimple_min_invariant expression, we always return it.
16950 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16952 * passes.c (rest_of_handle_gcse): Fix a comment.
16954 2005-02-15 Jeff Law <law@redhat.com>
16956 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16958 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16959 (canon_list_insert, record_last_mem_set_info): Similarly.
16960 (clear_modify_mem_tables): Similarly.
16962 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16964 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16965 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16966 config/mips/mips.md, config/rs6000/aix.h,
16967 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16969 2005-02-15 Richard Henderson <rth@redhat.com>
16971 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16972 call to be best_edge.
16974 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16976 * basic-block.h: Adjust the prototype for find_basic_blocks.
16977 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16978 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16981 * flow.c (recompute_reg_usage): Remove all arguments.
16982 * passes.c (rest_of_compilation): Adjust the call to
16983 recompute_reg_usage.
16984 * rtl.h: Adjust the prototype for recompute_reg_usage.
16986 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16988 * tree-dump.c (dump_files): Update to reflect new member
16990 (dump_register): Add new argument.
16992 (dump_switch_p_1): Check against glob name if doglob was passed.
16993 (dump_switch_p): Check against regular first, then glob if
16994 we didn't have any hits on the dump name.
16995 * tree-optimize.c (register_one_dump_file):
16996 Pass in glob name as well.
16997 * tree-pass.h (struct dump_file_info): Add glob
17000 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17002 PR preprocessor/16323
17003 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17005 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17008 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17009 (trunctfdf2_internal1): New.
17010 (trunctfdf2_internal2): Renamed from trunctfdf2.
17012 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17014 PR tree-optimization/19853
17015 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17017 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17019 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17020 delete_dead_jumptables and cleanup_cfg.
17022 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17024 * reload.c (find_reloads): Swap address_reloaded flags when
17025 swapping commutative operands.
17027 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17029 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17030 Use standard_iv_increment_position for computing the bsi position
17032 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17035 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17038 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17039 life range of hard registers.
17040 * value-prof.c (insn_prefetch_values_to_profile): Only
17043 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17044 profile in libcalls.
17046 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17048 * bitmap.h (bitmap_and_compl_into): Return bool.
17049 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17051 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17053 PR tree-optimization/19944
17054 * fold-const.c (fold): Re-add ABS_EXPR folding.
17056 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17059 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17060 {TARGET,MASK}_XL_COMPAT.
17061 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17063 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17064 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17066 (rs6000_arg_partial_bytes): Same.
17067 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17068 and XL compatibility enabled.
17069 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17070 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17071 test to final condition.
17072 (cmptf_internal2): New.
17073 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17074 xl-compat. Add TFmode information to description.
17076 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17078 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17080 2005-02-13 Jason Merrill <jason@redhat.com>
17083 * fold-const.c (fold_indirect_ref_1): Split out from...
17084 (build_fold_indirect_ref): Here.
17085 (fold_indirect_ref): New fn.
17086 * tree.h: Declare it.
17087 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17088 (gimplify_modify_expr_rhs): Likewise.
17089 (gimplify_expr): Likewise.
17091 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17093 PR tree-optimization/14303
17094 PR tree-optimization/15784
17095 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17096 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17097 ABS_EXPR<x> != 0 to x != 0.
17099 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17101 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17102 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17103 spelling conventions.
17105 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17106 delete_trivially_dead_insns too many times.
17108 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17111 2005-02-12 Ira Rosen <irar@il.ibm.com>
17113 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17114 (vect_is_simple_iv_evolution): Remove redundant parameter
17116 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17117 without last parameter.
17118 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17119 Return pointer step. Call vect_is_simple_iv_evolution without
17120 last parameter. Check only that the step is multiple of size
17121 type. Remove stmt_vinfo updates.
17122 (vect_get_memtag_and_dr): Remove.
17123 (vect_get_memtag): New function.
17124 (vect_address_analysis): New function.
17125 (vect_object_analysis): New function.
17126 (vect_analyze_data_refs): Call vect_object_analysis and
17127 vect_get_memtag. Update stmt_vinfo fields.
17129 2005-02-12 Ira Rosen <irar@il.ibm.com>
17131 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17132 exist and are objects. Remove checks for pointer.
17133 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17134 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17135 (vect_create_data_ref_ptr): Likewise.
17136 (vect_base_addr_differ_p): New function.
17137 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17138 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17139 Don't set the DR_BASE_NAME field of data-ref.
17140 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17142 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17144 * optabs.h (enum optab_index): Add new OTI_ldexp.
17145 (ldexp_optab): Define corresponding macro.
17146 * optabs.c (init_optabs): Initialize ldexp_optab.
17147 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17149 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17151 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17152 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17154 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17155 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17158 2005-02-12 Ira Rosen <irar@il.ibm.com>
17160 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17162 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17164 (vect_get_base_and_offset): Always return an address.
17165 (vect_create_addr_base_for_vector_ref): Remove treatment for
17166 different data reference types.
17167 (vect_compute_data_ref_alignment): Rename base to base_address in
17168 stmt_vec_info. Get the object in order to force its alignment.
17169 (vect_get_memtag_and_dr): Rename base to base_address in
17170 stmt_vec_info. Extract the object for memtag analysis.
17172 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17174 PR regression/19898.
17175 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17176 changes cc_status, use apply modified_in_p to part of cc_status
17177 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17180 2005-02-11 Richard Henderson <rth@redhat.com>
17182 * tree-complex.c (expand_complex_libcall): New.
17183 (expand_complex_multiplication): Use it for c99 compliance.
17184 (expand_complex_division): Likewise.
17185 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17187 * builtins.c (built_in_names): Remove const.
17188 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17190 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17191 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17192 (built_in_names): Remove const.
17193 * c-common.c (c_common_type_for_mode): Handle complex modes.
17194 * flags.h, toplev.c (flag_complex_method): Rename from
17195 flag_complex_divide_method.
17196 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17197 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17198 * libgcc2.h: Declare them.
17199 * libgcc-std.ver: Export them.
17200 * mklibgcc.in (lib2funcs): Build them.
17202 2005-02-11 Steven Bosscher <stevenb@suse.de>
17204 PR tree-optimization/19876
17205 Partially revert my change from 2005-01-14
17206 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17207 (compute_antic): ...and remove the loop here.
17209 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17211 PR middle-end/19858
17212 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17213 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17215 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17216 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17218 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17220 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17221 offsets for the big-endian 32-bit case.
17223 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17225 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17227 2005-02-11 Dale Johannesen <dalej@apple.com>
17229 * cselib.c (cselib_process_insn): Clear out regs where
17230 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17231 * reload.c (find_equiv_reg): Ditto.
17233 2005-02-11 Ian Lance Taylor <ian@airs.com>
17235 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17238 * tree.c (build_function_type_list): Work correctly if there are
17241 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17243 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17244 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17245 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17246 TARGET_ZARCH instead of TARGET_64BIT.
17248 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17250 * config/rs6000/t-rtems:
17251 (MULTILIB_OPTIONS): Remove mcpu=602.
17252 (MUTLILIB_DIRNAMES): Remove m602.
17253 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17254 Let mcpu=602 match mcpu=603.
17255 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17257 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17259 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17260 signal trampolines.
17262 2005-02-10 David Daney <ddaney@avtrex.com>
17264 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17265 * config/i386/linux-unwind.h: Likewise.
17266 * config/ia64/linux-unwind.h: Likewise.
17267 * config/mips/linux-unwind.h: Likewise.
17268 * config/pa/linux-unwind.h: Likewise.
17269 * config/rs6000/linux-unwind.h: Likewise.
17270 * config/s390/linux-unwind.h: Likewise.
17271 * config/sh/linux-unwind.h: Likewise.
17272 * config/sparc/linux-unwind.h: Likewise.
17274 2005-02-10 Steven Bosscher <stevenb@suse.de>
17276 PR tree-optimization/17549
17277 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17278 TER to replace a DEF with its expression if the DEF and the
17279 rhs of the expression we replace into have the same root
17282 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17284 * config/mips/mips.md: Fix the placement of the match_scratch in the
17287 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17289 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17292 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17294 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17295 (strip_offset): Handle addresses.
17296 (add_address_candidates): Use strip_offset.
17297 (difference_cost): Reflect strip_offset change.
17298 (force_var_cost, difference_cost): Strip nops.
17300 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17302 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17304 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17305 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17306 config/cris/cris-protos.h, config/cris/cris.c: Update
17309 2005-02-10 Jeff Law <law@redhat.com>
17311 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17312 (lookup_avail_expr): Similarly.
17314 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17316 * builtins.c (fold_builtin_powi): New function.
17317 (fold_builtin_1): Call it.
17319 2005-02-10 Steven Bosscher <stevenb@suse.de>
17321 PR documentation/19309
17322 * doc/cpp.texi: The __GNUC__ and related predefined macros
17323 are also defined for the "standalone" cpp.
17324 Some non-GCC compilers may also define __GNUC__.
17326 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17329 * c-typeck.c (common_type): New routine. Old common_type renamed
17331 (c_common_type): ...this.
17332 (build_conditional_expr, build_binary_op): Use c_common_type instead
17335 2005-02-10 Steven Bosscher <stevenb@suse.de>
17337 * doc/md.texi: Replace @samp{length} with @code{length}.
17339 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17341 PR tree-optimization/18687
17342 * tree-flow.h (find_loop_niter): Declare.
17343 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17344 Try using scev even for loops with more than one exit.
17345 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17346 (struct ivopts_data): Added niters field.
17347 (struct nfe_cache_elt): New.
17348 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17350 (tree_ssa_iv_optimize_init): Initialize niters cache.
17351 (determine_number_of_iterations): Removed.
17352 (find_induction_variables): Do not call determine_number_of_iterations.
17353 Access niters for single exit through niter_for_single_dom_exit.
17354 (add_iv_outer_candidates): Access niters for single exit through
17355 niter_for_single_dom_exit.
17356 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17357 number_of_iterations_cond.
17358 (iv_period): New function.
17359 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17360 (may_replace_final_value): Take data argument. Use
17361 niter_for_single_dom_exit.
17362 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17363 (rewrite_use_compare): Pass data to may_eliminate_iv.
17364 (rewrite_use_outer): Pass data to may_replace_final_value.
17365 (free_loop_data): Clean up the niters cache.
17366 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17367 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17368 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17369 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17370 (num_ending_zeros): Moved to tree.c.
17371 * tree.h (num_ending_zeros): Declare.
17372 * tree.c (num_ending_zeros): Moved from tree.c.
17374 2005-02-09 Richard Henderson <rth@redhat.com>
17376 * builtins.c (DEF_BUILTIN): Add COND argument.
17377 * tree.h (DEF_BUILTIN): Likewise.
17378 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17379 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17381 (DEF_BUILTIN_STUB): New.
17382 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17383 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17384 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17385 * c-common.c (DEF_BUILTIN): Add COND argument.
17386 * tree.c (local_define_builtin): New.
17387 (build_common_builtin_nodes): New.
17389 2005-02-09 Roger Sayle <roger@eyesopen.com>
17391 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17392 floating point expression ignoring the sign of the result.
17393 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17394 (fold) <MULT_EXPR>: Use it to simplify x*x.
17395 * tree.h (fold_strip_sign_ops): Prototype here.
17396 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17397 argument. Use fold_strip_sign_ops to simplify the first argument.
17398 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17399 first argument when the second argument is an even integer
17400 constant, but only with -funsafe_math_optimizations.
17401 (fold_builtin_1): Update call to fold_builtin_copysign.
17403 2005-02-09 Ian Lance Taylor <ian@airs.com>
17405 PR middle-end/19583
17406 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17407 just check whether EH_FILTER_FAILURE falls through.
17409 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17411 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17412 insns return to ready list in the next turn.
17414 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17416 PR middle-end/19402
17417 * builtins.def: New __builtin_powi[lf].
17418 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17419 (expand_builtin_powi): New function.
17420 (expand_builtin): Dispatch to expand_builtin_powi.
17421 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17422 * libgcc2.c: Add __builtin_powi[lf] implementation.
17423 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17424 * optabs.h: Add powi_optab.
17425 * optabs.c (init_optabs): Initialize powi_optab.
17426 * doc/extend.texi: Document __builtin_powi[lf].
17428 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17430 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17433 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17435 PR middle-end/19854
17436 * fold-const.c (try_move_mult_to_index): Remove redundant
17437 type argument. Create ADDR_EXPR with correct type.
17438 (fold): Update callers of try_move_mult_to_index. Convert
17439 result to the appropriate type.
17441 2005-02-09 Roger Sayle <roger@eyesopen.com>
17444 * config/avr/avr.c (default_rtx_costs): Delete.
17445 (avr_operand_rtx_cost): New function.
17446 (avr_rtx_costs): Completely rewrite.
17448 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17451 * config/cris/cris.c (in_code): New variable.
17452 (cris_output_addr_const): Now a static function, a wrapper for
17454 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17455 case from old cris_output_addr_const.
17456 (cris_asm_output_label_ref): Similar for LABEL_REF.
17457 (cris_output_addr_const_extra): Similar for UNSPEC.
17458 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17459 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17460 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17462 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17463 (cris_asm_output_label_ref): Declare.
17465 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17467 PR preprocessor/19801
17468 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17469 filenames that changed when libcpp was moved to the toplevel.
17471 2005-02-07 Roger Sayle <roger@eyesopen.com>
17473 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17474 zero extensions of BImode operands. Call lowpart_subreg instead
17475 of gen_lowpart_common and gen_lowpart_SUBREG.
17477 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17480 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17481 * configure.ac: Set cc_for_cross_gnattools.
17482 * configure: Regenerate.
17484 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17487 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17489 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17492 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17493 of nested functions.
17495 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17497 * doc/extend.texi: Document deprecated extensions allowing
17498 static floating-point members to have initializers and allowing
17499 floating-point literals in integral constant expressions.
17501 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17503 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17504 config/darwin7.h, config/mips/mips.c,
17505 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17508 * cse.c: Update comments.
17510 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17512 PR middle-end/19775
17513 * builtins.c (fold_builtin_sqrt): Transform
17514 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17517 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17518 Dorit Naishlos <dorit@il.ibm.com>
17520 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17521 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17522 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17524 * tree.h (vect_set_verbosity_level): New extern function declaration
17526 * tree-vectorizer.h (verbosity_levels): New enum type.
17527 * tree-vectorizer.c (vect_debug_stats): Function removed.
17528 (vect_debug_details): Likewise.
17529 (vect_verbosity_level): Global variable was defined and initialized.
17530 (vect_dump): Global variable definition.
17531 (vect_print_dump_info): New function.
17532 (vect_set_dump_settings): New function.
17533 (vect_set_verbosity_level): New function.
17534 (vectorize_loops): Add call to vect_set_dump_settings.
17536 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17537 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17538 (slpeel_tree_peel_loop_to_edge): Likewise.
17540 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17541 appropriate verbosity level instead of call to vect_debug_details
17542 or vect_debug_stats.
17543 (vect_get_base_and_offset):
17544 (vect_create_addr_base_for_vector_ref):
17545 (get_vectype_for_scalar_type):
17546 (vect_create_data_ref_ptr):
17547 (vect_init_vector):
17548 (vect_get_vec_def_for_operand):
17549 (vect_finish_stmt_generation):
17550 (vectorizable_assignment):
17551 (vectorizable_operation):
17552 (vectorizable_store):
17553 (vectorizable_load):
17554 (vect_transform_stmt):
17555 (vect_update_ivs_after_vectorizer):
17556 (vect_do_peeling_for_loop_bound):
17557 (vect_update_inits_of_drs):
17558 (vect_do_peeling_for_alignment):
17559 (vect_transform_loop):
17560 (vect_is_simple_use):
17561 (vect_analyze_operations):
17562 (vect_is_simple_iv_evolution):
17563 (vect_analyze_scalar_cycles):
17564 (vect_analyze_data_ref_dependence):
17565 (vect_analyze_data_ref_dependences):
17566 (vect_compute_data_ref_alignment):
17567 (vect_enhance_data_refs_alignment):
17568 (vect_analyze_data_refs_alignment):
17569 (vect_analyze_data_ref_access):
17570 (vect_analyze_data_ref_accesses):
17571 (vect_analyze_pointer_ref_access):
17572 (vect_get_memtag_and_dr):
17573 (vect_analyze_data_refs):
17574 (vect_mark_relevant):
17575 (vect_stmt_relevant_p):
17576 (vect_mark_stmts_to_be_vectorized):
17577 (vect_can_advance_ivs_p):
17578 (vect_get_loop_niters):
17579 (vect_analyze_loop_form):
17580 (vect_analyze_loop):
17581 (vectorize_loops): Likewise.
17583 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17584 (vect_update_inits_of_drs):
17585 (vect_do_peeling_for_alignment):
17586 (vect_transform_loop):
17587 (vect_analyze_operations):
17588 (vect_analyze_scalar_cycles):
17589 (vect_analyze_data_ref_dependences):
17590 (vect_analyze_data_refs_alignment):
17591 (vect_analyze_data_ref_accesses):
17592 (vect_analyze_data_refs):
17593 (vect_mark_stmts_to_be_vectorized):
17594 (vect_get_loop_niters):
17595 (vect_analyze_loop_form):
17596 (vect_analyze_loop): Likewise.
17597 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17599 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17603 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17604 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17605 either -ffast-math or -funsafe-math-optimizations is in use.
17607 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17608 * config/mips/irix-csr.c: New file.
17609 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17610 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17611 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17614 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17616 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17617 redundant, incorrect definitions.
17619 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17621 ("*tls_indirect_call"): New, reference hard regs directly.
17622 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17624 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17626 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17627 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17629 2005-02-06 Roger Sayle <roger@eyesopen.com>
17631 PR rtl-optimization/19800
17632 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17633 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17636 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17638 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17640 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17643 * doc/invoke.texi: Correct documentation of -freorder-functions.
17645 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17648 * doc/invoke.texi: Don't mention gccbug.
17650 2005-02-06 Roger Sayle <roger@eyesopen.com>
17651 Andrew Pinski <pinskia@physics.uc.edu>
17652 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17654 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17655 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17656 into just (zero_extract:SI FOO (const_int 1) BAR).
17658 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17660 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17661 macro locally. Don't give last revision date. Use GCC version
17662 number from gcc-common.texi.
17663 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17664 revision date. Use GCC version number from gcc-common.texi.
17665 Describe being a library as current state rather than as 3.x
17667 * doc/gcc.texi: Remove last update date.
17668 * doc/gccint.texi: Likewise. Update copyright dates.
17669 * doc/install.texi: Update copyright dates.
17671 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17674 * doc/invoke.texi: Mention for each option included in -Wall that
17675 it is included in -Wall.
17676 * doc/gcc.texi: Update copyright and last modification date.
17678 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17680 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17681 unnecessary cast to original induction variable increments.
17683 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17685 PR tree-optimization/18219
17686 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17687 in distributed form.
17689 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17691 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17692 Set bitpos and offset later in the function. Do nothing if the
17693 target is a register and if the bitfield lies completely outside
17695 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17696 here. Return an uninitialised register if the source value is stored
17697 in a register and the bitfield lies completely outside that register.
17699 2005-02-06 Steven Bosscher <stevenb@suse.de>
17701 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17704 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17706 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17708 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17710 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17711 * config/darwin8.h: New.
17712 * config/darwin7.h: Update comment.
17714 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17715 Dorit Naishlos <dorit@il.ibm.com>
17717 * tree-vectorizer.h (LOC): New type.
17718 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17719 (loop_line_number): New field in struct _loop_vec_info.
17720 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17722 * tree-vectorizer.c (input.h): Included.
17723 (find_loop_location): New function.
17724 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17725 loop line number removed.
17726 (vect_debug_details): Likewise.
17727 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17729 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17730 call to vect_debug_details/stats changed from loop to loop_loc.
17731 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17732 (slpeel_tree_peel_loop_to_edge): Likewise.
17734 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17735 changed from NULL to UNKNOWN_LOC.
17736 (vect_get_base_and_offset):
17737 (vect_create_addr_base_for_vector_ref):
17738 (get_vectype_for_scalar_type):
17739 (vect_create_data_ref_ptr):
17740 (vect_init_vector):
17741 (vect_get_vec_def_for_operand):
17742 (vect_finish_stmt_generation):
17743 (vectorizable_assignment):
17744 (vectorizable_operation):
17745 (vectorizable_store):
17746 (vectorizable_load):
17747 (vect_transform_stmt):
17748 (vect_update_ivs_after_vectorizer):
17749 (vect_do_peeling_for_loop_bound):
17750 (vect_do_peeling_for_alignment):
17751 (vect_transform_loop):
17752 (vect_is_simple_use):
17753 (vect_analyze_operations):
17754 (vect_is_simple_iv_evolution):
17755 (vect_analyze_scalar_cycles):
17756 (vect_analyze_data_ref_dependences):
17757 (vect_compute_data_ref_alignment):
17758 (vect_enhance_data_refs_alignment):
17759 (vect_analyze_data_ref_access):
17760 (vect_analyze_data_ref_accesses):
17761 (vect_analyze_pointer_ref_access):
17762 (vect_get_memtag_and_dr):
17763 (vect_analyze_data_refs):
17764 (vect_mark_relevant):
17765 (vect_stmt_relevant_p):
17766 (vect_mark_stmts_to_be_vectorized):
17767 (vect_can_advance_ivs_p):
17768 (vect_get_loop_niters):
17769 (vect_analyze_loop):
17770 (vectorize_loops): Likewise.
17772 (vectorizable_load): Argument in call to vect_debug_details/stats
17773 changed from loop to LOOP_LOC (loop_vinfo).
17774 (vect_transform_loop):
17775 (vect_analyze_operations):
17776 (vect_analyze_scalar_cycles):
17777 (vect_analyze_data_ref_dependence):
17778 (vect_enhance_data_refs_alignment):
17779 (vect_analyze_data_ref_accesses):
17780 (vect_analyze_pointer_ref_access):
17781 (vect_analyze_data_refs):
17782 (vect_analyze_loop): Likewise.
17784 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17785 changed from loop to loop_loc.
17787 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17789 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17790 Dorit Naishlos <dorit@il.ibm.com>
17792 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17794 (vect_analyze_data_ref_dependences): Likewise.
17796 (vect_is_simple_use): Argument changed from loop structure to
17797 loop_vect_info structure.
17798 (vect_can_advance_ivs_p): Likewise.
17799 (vect_create_index_for_vector_ref): Likewise.
17800 (vect_update_ivs_after_vectorizer): Likewise.
17801 (new_stmt_vec_info): Likewise.
17803 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17804 changed from loop to loop_vinfo.
17805 (vect_create_data_ref_ptr): First argument in call to
17806 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17807 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17808 was changed from loop to loop_vinfo.
17809 (vectorizable_operation): Likewise.
17810 (vectorizable_store): Likewise.
17811 (vect_mark_stmts_to_be_vectorized): Likewise.
17812 (vect_do_peeling_for_loop_bound): First argument in call to
17813 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17814 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17815 was changed from loop to loop_vinfo.
17816 (vect_analyze_data_ref_dependences): Third argument in call to
17817 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17819 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17820 (vect_create_data_ref_ptr): Likewise.
17821 (vect_init_vector): Likewise.
17822 (vect_get_vec_def_for_operand): Likewise.
17823 (vectorizable_assignment): Likewise.
17824 (vectorizable_operation): Likewise.
17825 (vectorizable_store): Likewise.
17826 (vectorizable_load): Likewise.
17827 (vect_update_ivs_after_vectorizer): Likewise.
17828 (vect_is_simple_use): Likewise.
17829 (vect_analyze_data_ref_dependence): Likewise.
17830 (vect_analyze_pointer_ref_access): Likewise.
17831 (vect_can_advance_ivs_p): Likewise.
17833 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17834 before _stmt_vec_info.
17835 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17836 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17837 (new_stmt_vec_info): Argument changed from loop structure to
17838 loop_vect_info structure
17840 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17841 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17842 (vect_create_addr_base_for_vector_ref): Likewise.
17843 (vect_analyze_pointer_ref_access): Likewise.
17845 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17848 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17849 phi flag if the phi is abnormal.
17851 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17854 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17855 information for the new statement.
17857 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17860 * gcc.c (main): Include the target in -v output.
17862 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17864 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17865 Do not drop the extend if we'd have to add a paradoxical subreg
17866 later. Include optabs.h and insn-codes.h.
17867 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17869 2005-02-02 Roger Sayle <roger@eyesopen.com>
17871 PR middle-end/19405
17872 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17873 * fold-const.c (const_binop): Avoid constant folding floating
17874 point operations in modes that use composite representations.
17875 * simplify-rtx.c (simplify_binary_operation): Likewise.
17877 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17879 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17881 (altivec_dstt): Likewise.
17882 (altivec_dstst): Likewise.
17883 (altivec_dststt): Likewise.
17884 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17887 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17889 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17890 EXPR_LOCUS from orig_cond to the new cond_stmt.
17891 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17894 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17896 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17897 standard_iv_increment_position. Remove call to bsi_next
17898 (no need to bump the iterator anymore).
17899 (vect_create_index_for_vector_ref): Call
17900 standard_iv_increment_position. Remove second function argument.
17901 (vect_finish_stmt_generation): Remove call to bsi_next
17902 (no need to bump the iterator anymore).
17903 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17904 to vect_create_index_for_vector_ref.
17906 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17908 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17909 phis are used out of the loop.
17911 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17914 * c-decl.c (undef_nested_function): New variable.
17915 (pop_scope): Diagnose undefined nested functions.
17916 (finish_function): Don't attempt cgraph processing or genericizing
17917 if current top-level function contained an undefined nested
17918 function. Reset undef_nested_function at the end of a top-level
17921 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17923 * tree.c (build_int_cst_type): Take sign of the value into account
17924 when deciding whether sign extend the value.
17926 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17929 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17930 (cpp_options, cc1_options): Change %{std*&ansi} to
17931 %{std*&ansi&trigraphs}.
17933 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17935 * cse.c: Update comments.
17937 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17939 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17940 arguments go on the stack. Do not put complex doubles in odd/even
17943 2005-02-02 Steven Bosscher <stevenb@suse.de>
17945 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17946 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17947 -ftree-pre, and -fthread-jumps.
17949 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17951 PR tree-optimization/19578
17952 * tree-flow.h (modified_noreturn_calls): Declare.
17953 (noreturn_call_p): Declare.
17954 * tree-flow-inline.h (noreturn_call_p): New function.
17955 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17956 * tree-cfg.c (modified_noreturn_calls): New variable.
17957 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17958 that contain a mid-block noreturn call.
17959 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17961 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17963 * df.c (df_def_record_1, df_uses_record): Don't use
17965 * df.h (DF_FOR_REGALLOC): Remove.
17967 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17970 * c-typeck.c (really_start_incremental_init): Reset
17971 constructor_max_index for arrays of incomplete type.
17973 2005-02-02 Jeff Law <law@redhat.com>
17975 * gcse.c (struct reg_set): Store the block index where the register
17976 was set rather than the setting insn.
17977 (record_one_set, compute_transp): Corresponding changes.
17978 (pre_insert_copy_insn): Do not call replace_one_set.
17979 (replace_one_set): Remove.
17981 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17984 * doc/gcov.texi: Fix typo.
17986 2005-02-01 Richard Henderson <rth@redhat.com
17989 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17990 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17992 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17993 * config/i386/i386-protos.h: Update.
17995 2005-02-01 Steven Bosscher <stevenb@suse.de>
17997 PR tree-optimization/19217
17998 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17999 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18000 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18001 that it is walking a PHI node.
18003 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18005 * doc/extend.texi (Nested Functions): Update.
18007 2005-02-01 Richard Henderson <rth@redhat.com>
18010 * optabs.c (expand_copysign_absneg): Export.
18011 * optabs.h (expand_copysign_absneg): Declare.
18012 * config/rs6000/rs6000.md (copysigntf3): New.
18014 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18016 PR tree-optimization/19633
18017 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18018 * tree-ssa-alias.c (init_alias_info): Initialize.
18019 (merge_pointed_to_info): Set.
18020 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18021 (dump_points_to_info_for): Show value of pt_null.
18022 (struct count_ptr_d): Declare.
18023 (find_ptr_dereference): Remove.
18024 (ptr_is_dereferenced_by): Remove.
18025 (count_ptr_derefs): New local function.
18026 (count_uses_and_derefs): New local function.
18027 (compute_points_to_and_addr_escape): Call it. If the number
18028 of dereferences is greater than zero, mark the pointer as
18029 dereferenced. If there are fewer dereferences than uses of
18030 the pointer, the pointer's value escapes.
18032 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18034 PR tree-optimization/19670
18035 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18037 (verify_use): ... set it here, instead.
18039 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18041 * doc/sourcebuild.texi (Test directives): Fix formatting.
18043 * doc/sourcebuild.texi (Test directives): Describe selector
18046 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18048 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18049 specific 64-bit CPUs.
18051 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18054 * arm.c (arm_eliminable_register): New function.
18055 (adjacent_mem_locations): Don't allow eliminable registers. Use
18056 HOST_WIDE_INT for address offsets.
18057 * arm-protos.h (arm_eliminable_register): Add prototype.
18059 2005-02-01 Steven Bosscher <stevenb@suse.de>
18061 PR optimization/15242
18062 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18063 * basic-block.h (duplicate_computed_gotos): Add prototype.
18064 * bb-reorder.c (duplicate_computed_gotos): New function to
18065 duplicate sufficiently small blocks ending in a computed jump.
18066 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18067 if not optimizing for size.
18068 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18069 never do tail merging for blocks ending in a computed jump.
18070 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18072 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18074 Patch from Richard Sandiford <rsandifo@redhat.com>
18075 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18076 from inheriting a subreg equivalence with a non-spill register.
18078 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18080 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18082 * config/frv/frv.c (movcc_fp_destination_operand): New.
18083 (gpr_or_memory_operand): Fix typo in comment.
18084 (gpr_or_memory_operand_with_scratch): New.
18085 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18086 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18087 movcc_fp_destination_operand.
18088 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18089 Legitimize memory addresses using a scratch register.
18091 2005-01-31 Jeff Law <law@redhat.com>
18093 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18094 bitmap a sparse bitmap instead of a simple bitmap.
18095 (mark_def_sites_initialize_block): Corresponding changes.
18096 (ssa_mark_def_sites_initialize_block): Likewise.
18097 (ssa_mark_phi_uses): Likewise.
18098 (mark_def_site, ssa_mark_def_sites): Likewise.
18099 (mark_def_site_blocks): Likewise.
18100 (rewrite_ssa_into_ssa): Likewise.
18102 * tree-ssa-dom.c (record_cond): Pass correct variable type
18103 for last argument to htab_find_slot_with_hash.
18105 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18106 effects when optimizing 0 % X. Do not try to optimize X % 0.
18108 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18110 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18113 2005-02-01 Eric Christopher <echristo@redhat.com>
18115 * config/mips/mips.c (override_options): Warn if -mint64
18117 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18120 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18122 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18124 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18125 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18126 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18127 (cached_regno): Initialize to INVALID_REGNUM.
18128 (cse_reg_info_table_size,
18129 cse_reg_info_table_first_uninitialized,
18130 cse_reg_info_timestamp): New.
18131 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18133 (init_cse_reg_info, get_cse_reg_info_1): New.
18134 (get_cse_reg_info): Cache the last look-up.
18135 (new_basic_block): Update the code to clear mappings from
18136 registers to cse_reg_info entries.
18137 (cse_main): Call init_cse_reg_info.
18139 * cse.c (get_cse_reg_info): Update a comment.
18141 2005-01-31 Steven Bosscher <stevenb@suse.de>
18144 * c-decl.c (start_decl): Do not warn about arrays of elements with
18145 an incomplete type here.
18146 (grokdeclarator): Do it here by making a pedwarn an error.
18147 * c-typeck.c (push_init_level): If there were previous errors with
18148 the constructor type, do not warn about braces for initializers.
18149 (process_init_element): Likewise for excess initializer elements.
18151 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18153 * cse.c (delete_trivially_dead_insn): Don't iterate.
18155 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18157 * config/rs6000/rs6000.md (copysignsf3): New expand.
18158 (copysigndf3): Likewise.
18160 2005-01-31 Steven Bosscher <stevenb@suse.de>
18162 * recog.c (constrain_operands): Only look for earlyclobber operand
18163 conflicts if an '&' constraint was seen.
18165 2005-01-31 Marc Espie <espie@openbsd.org>
18167 * config.gcc: Don't include embedded systems fragment, switches default
18168 debugging format to ELF.
18169 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18170 longer pick it up there.
18172 2005-01-31 Dale Johannesen <dalej@apple.com>
18174 * doc/extend.texi (nested functions): Fix linkage description.
18175 Clarify that static is not allowed.
18177 2005-01-31 Dale Johannesen <dalej@apple.com>
18179 * config/rs6000/darwin.md (movsf_low_di): Make work.
18180 (movdf_low_di): Make work.
18182 2005-01-31 Dale Johannesen <dalej@apple.com>
18184 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18185 Make work for 64 bit.
18187 2005-01-31 Roger Sayle <roger@eyesopen.com>
18188 Dale Johannesen <dalej@apple.com>
18190 PR middle-end/19650
18191 * fold-const.c (fold_binary_op_with_conditional_arg):
18192 Make types match original operands, before STRIP_NOPS.
18194 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18196 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18197 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18198 (struct gcc_sigcontext): Delete. Merge contents to..
18199 (struct gcc_ucontext): ..here.
18200 (get_sigcontext): Delete.
18201 (get_regs): New function, like get_sigcontext but return regs ptr.
18202 64-bit version finds regs from r1 to support vdso.
18203 (ppc_linux_aux_vector): New function.
18204 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18207 2005-01-31 Ira Rosen <irar@il.ibm.com>
18209 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18211 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18212 redundant fold. Fix misalignment for MINUS_EXPR.
18213 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18214 (vect_analyze_pointer_ref_access): Likewise.
18215 (vect_get_memtag_and_dr): Likewise.
18217 2005-01-31 Richard Henderson <rth@redhat.com>
18219 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18220 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18221 absnegdf2_i387, absnegxf2_i387): Likewise.
18223 2005-01-31 Richard Henderson <rth@redhat.com>
18226 * optabs.c (expand_copysign_absneg): New.
18227 (expand_copysign_bit): Split out from ...
18228 (expand_copysign): ... here. Use expand_copysign_absneg.
18230 2005-01-30 Roger Sayle <roger@eyesopen.com>
18232 PR middle-end/19697
18233 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18234 constant as the second operand and a register as the third.
18236 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18239 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18240 that dllimport'd functions do not use all call-clobbered registers
18241 to pass parameters.
18243 2005-01-30 Richard Henderson <rth@redhat.com>
18246 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18247 expand_abs_nojump and generalize. Use operand_subword and
18248 emit_no_conflict_block. Support large modes.
18249 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18251 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18252 negation to subtraction.
18253 (expand_copysign): Check that the format has signed zeros.
18254 Use operand_subword and emit_no_conflict_block. Support large modes.
18256 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18258 Fix PR tree-optimization/19624
18260 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18261 * tree-ssa-pre.c: Add cfgloop.h.
18263 (pre_stats): New member, constified.
18264 (inserted_exprs): New static variable.
18265 (NECESSARY): New macro.
18266 (create_expression_by_pieces): Fold the expression, and
18267 mark it as defaulting to not necessary. Also put in
18269 (fully_constant_expression): New function.
18270 (insert_into_preds_of_block): Modify to not insert phis when we
18271 are playing with induction variables.
18272 Push phis onto the inserted_exprs vector, and mark them as not
18273 necessary by default.
18274 (insert_aux): Call fully_constant_expression on eprime.
18275 If all edges produce the same value, mark it constant.
18276 (mark_operand_necessary): New function.
18277 (remove_dead_inserted_code): New function.
18278 (init_pre): Init loop optimizer to get loop info.
18279 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18280 (execute_pre): Commit edge inserts, then remove dead code.
18282 2005-01-30 Richard Henderson <rth@redhat.com>
18284 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18285 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18287 2005-01-30 Richard Henderson <rth@redhat.com>
18290 * config/i386/i386.c (ix86_expand_copysign): New.
18291 (ix86_split_copysign_const): New.
18292 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18293 rearrange op1/nmask operands.
18294 * config/i386/i386-protos.h: Update.
18295 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18296 (copysigndf3): Likewise.
18297 (copysignsf3_const, copysigndf3_const): New.
18298 (copysignsf3_var): Rename from copysignsf3, split out splitter
18299 and fix split predicate for X constraint.
18300 (copysigndf3_var): Similarly.
18302 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18304 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18305 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18306 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18308 2005-01-29 Richard Henderson <rth@redhat.com>
18311 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18312 of # and * in constraints.
18314 2005-01-29 Richard Henderson <rth@redhat.com>
18316 PR middle-end/19689
18317 * expr.c (store_field): Don't strip sub-mode cast when the input
18318 data is even smaller.
18320 2005-01-29 Richard Henderson <rth@redhat.com>
18322 PR middle-end/19687
18323 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18326 2005-01-29 Richard Henderson <rth@redhat.com>
18328 * combine.c (make_field_assignment): Fix argument order
18331 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18333 PR tree-optimization/15791
18334 * fold-const.c (extract_array_ref): New function.
18335 (fold): Fold comparisons between &a[i] and &a[j] or
18336 semantically equivalent trees.
18338 2005-01-29 Jeff Law <law@redhat.com>
18340 * gcse.c (insert_expr_in_table): Revamp handling of available
18341 and anticipatable occurrence lists to avoid unnecessary list
18343 (insert_set_in_table): Similarly.
18345 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18347 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18349 (c_build_qualified_type): Build qualified array types with
18350 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18351 * c-decl.c (c_make_fname_decl): Build unqualified array type
18352 before qualified type.
18353 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18354 type is qualified, not just if type itself is. Don't apply
18355 qualifiers to array type when declarator is processed. Apply
18356 qualifiers to field type whether or not it is an array type.
18357 Don't handle array types specially for applying qualifiers to
18359 * c-typeck.c (composite_type): Build unqualified element type and
18360 array type when forming composite of array types.
18361 (common_pointer_type, comptypes, comp_target_types,
18362 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18363 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18365 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18366 (args2) in variables a1 and a2.
18368 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18370 * cse.c (n_elements_made, max_elements_made): Remove.
18371 (insert): Don't touch n_elements_made.
18372 (cse_main): Don't touch n_elements_made or max_elements_made.
18374 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18377 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18378 configuration part of dp-bit.c to be lost.
18380 2005-01-28 Roger Sayle <roger@eyesopen.com>
18382 * expmed.c (expand_mult_highpart_optab): When attempting to use
18383 a non-widening multiplication in a wider mode, the operands need
18384 to be converted (zero or sign extended) to that mode.
18386 2005-01-28 Ian Lance Taylor <ian@airs.com>
18388 PR middle-end/16558
18389 PR middle-end/19583
18390 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18391 through if both operands fall through.
18393 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18395 * cse.c (fold_rtx) <PC>: Don't optimize.
18397 2005-01-28 Jeff Law <law@redhat.com>
18399 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18400 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18402 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18404 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18405 cse_reg_info_used_list_end): Remove.
18406 (cse_reg_info_list, cse_reg_info_list_free): New.
18407 (get_cse_reg_info): When allocating an instance of
18408 cse_reg_info, add it to the beginning of the cse_reg_info_list
18409 list. Remove code to maintain cse_reg_info_used_list.
18410 (new_basic_block): Reset the free list to the beginning of
18413 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18415 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18416 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18417 (frv_expand_mdpackh_builtin): New function.
18418 (frv_expand_builtin): Use it to expand __MDPACKH.
18419 * doc/extend.texi (__MDPACKH): Update documentation.
18421 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18423 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18424 SSE_FLOAT_MODE_P for use_sse computation.
18426 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18429 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18431 2005-01-27 Richard Henderson <rth@redhat.com>
18433 * builtins.c (expand_builtin_copysign): New.
18434 (expand_builtin): Call it.
18435 * genopinit.c (optabs): Add copysign_optab.
18436 * optabs.c (init_optabs): Initialize it.
18437 (expand_copysign): New.
18438 * optabs.h (OTI_copysign, copysign_optab): New.
18439 (expand_copysign): Declare.
18441 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18442 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18444 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18445 (ix86_expand_fp_absneg_operator): ... here.
18446 (ix86_split_copysign): New.
18447 * config/i386/i386-protos.h: Update.
18448 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18449 (copysignsf3, copysigndf3): New.
18451 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18452 (copysignsf3, ncopysignsf3): New.
18453 (copysigndf3, ncopysigndf3): New.
18454 (copysignxf3, ncopysignxf3): New.
18455 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18457 2005-01-27 Arend Bayer <arend.bayer@web.de>
18458 Kazu Hirata <kazu@cs.umass.edu>
18460 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18461 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18462 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18465 2005-01-27 Jeff Law <law@redhat.com>
18467 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18468 definitions of SSA_NAMEs which are not being rewritten.
18469 (rewrite_ssa_into_ssa): Only initialize the current definition
18470 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18471 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18472 SSA_NAMEs before returning.
18474 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18476 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18477 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18478 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18479 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18480 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18482 2005-01-27 Steven Bosscher <stevenb@suse.de>
18484 PR middle-end/17278
18485 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18486 higher to -O2 and higher. Likewise for tree PRE.
18487 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18490 2005-01-27 Ian Lance Taylor <ian@airs.com>
18492 PR middle-end/19583
18493 * gimple-low.c (try_catch_may_fallthru): New static function.
18494 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18495 * tree-inline.c (expand_call_inline): Don't warn about reaching
18496 the end of a non-void function being inlined if the function uses
18499 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18501 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18504 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18505 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18506 (implicitly_declare): Handle error_mark_node.
18508 2005-01-27 Richard Henderson <rth@redhat.com>
18511 * tree.h (struct tree_decl): Add debug_expr_is_from.
18512 (DECL_DEBUG_EXPR_IS_FROM): New.
18513 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18514 * dwarf2out.c (dwarf2out_var_location): Update to match.
18515 * tree-outof-ssa.c (create_temp): Likewise.
18516 * var-tracking.c (track_expr_p): Likewise.
18517 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18518 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18519 * toplev.c (default_tree_printer): Likewise.
18521 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18523 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18524 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18526 2005-01-27 Steven Bosscher <stevenb@suse.de>
18528 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18529 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18530 ASM_CLOBBERS): Add tree checks.
18532 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18533 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18534 * c-common.def (SWITCH_STMT): Update to match.
18535 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18536 macros instead of SWITCH_EXPR ones.
18537 * c-dump.c (c_dump_tree): Likewise.
18538 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18539 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18541 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18543 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18545 * unwind-dw2.c (execute_stack_op): Add missing cases for
18546 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18548 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18550 * config.gcc (Obsolete configurations): Remove 'dummy', add
18551 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18554 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18556 PR tree-optimization/19633
18557 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18559 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18560 are no call-clobbered variables.
18561 * tree-outof-ssa.c (check_replaceable): Return false for calls
18564 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18566 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18567 even for variables with NULL DECL_INITIAL.
18569 2005-01-26 Stuart Hastings <stuart@apple.com>
18571 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18573 2005-01-26 Richard Henderson <rth@redhat.com>
18575 PR middle-end/18008
18576 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18578 * expr.c (store_field): Strip conversions to odd-bit-sized types
18579 if the destination field width matches.
18581 2005-01-26 Richard Henderson <rth@redhat.com>
18583 * c-decl.c, expmed.c, expr.c: Revert last change.
18585 2005-01-26 Richard Henderson <rth@redhat.com>
18587 PR middle-end/18008
18588 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18590 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18591 if we don't need the bits above those present in the current mode.
18592 * expr.c (store_field): Strip conversions to odd-bit-sized types
18593 if the destination field width matches.
18595 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18597 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18598 either -ffast-math or -funsafe-math-optimizations is in use.
18600 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18604 * config/avr/avr.c (notice_update_cc): Only set condition code for
18605 ashrqi3 if shift count > 0.
18606 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18607 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18608 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18609 count <= 0 as a no-op, and shift count >= width by copying zero
18610 or sign bit to all bits of the result.
18611 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18612 count, with attribute "length" set to 0 and "cc" set to "none".
18614 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18616 * doc/invoke.texi: Document -mTLS.
18618 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18619 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18620 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18621 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18622 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18623 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18624 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18625 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18627 * configure.ac: Check for a TLS capable gas.
18629 * configure: Regenerate.
18631 2005-01-26 Richard Henderson <rth@redhat.com>
18633 PR middle-end/18008
18634 * combine.c (make_field_assignment): Simplify store to zero_extract
18635 from a source with an overlapping mask.
18637 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18639 2004-11-11 Eric Christopher <echristo@redhat.com>
18641 * config/frv/frv.md: Add fr400_integer automaton. Don't
18642 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18645 2005-01-26 Steven Bosscher <stevenb@suse.de>
18647 PR middle-end/16585
18648 * cfgbuild.c (make_edges): Do not clear or set
18649 current_function_has_computed_jump.
18650 * function.h (struct function): Remove the has_computed_jump field.
18651 (current_function_has_computed_jump): Do not define.
18652 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18653 in a computed jump. Ignore current_function_has_computed_jump.
18655 2005-01-26 Richard Henderson <rth@redhat.com>
18657 PR middle-end/19515
18658 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18659 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18661 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18662 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18663 objects into static storage if they have more than one non-zero value.
18664 * tree.h (categorize_ctor_elements): Update decl.
18666 2005-01-26 Steven Bosscher <stevenb@suse.de>
18668 PR middle-end/19616
18669 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18670 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18671 to this function from 2004-07-10.
18672 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18673 the current function for tail call optimizations if the address
18674 of one of it its arguments is taken.
18676 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18678 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18680 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18682 * function.c (expand_function_end): If current_function_calls_alloca,
18683 emit stack restore in a place that is reached when the function falls
18684 through at the end.
18686 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18688 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18689 rule to avoid matching inappropriate suffix rule.
18691 2005-01-26 Jan Hubicka <jh@suse.cz>
18693 PR tree-optimization/19241
18694 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18696 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18698 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18699 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18701 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18702 <sim*>: Always use crt1.o, regardless of N in simN.
18703 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18704 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18705 (CRT_CALL_STATIC_FUNCTION): Remove.
18706 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18707 use crt1.o, regardless of N in simN.
18708 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18709 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18710 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18711 case isystem setting.
18712 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18714 2005-01-25 Ian Lance Taylor <ian@airs.com>
18716 * gimple-low.c (block_may_fallthru): Correct handling of
18717 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18719 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18721 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18722 handlers to match indentation; nested under the mtune=* handler.
18723 Similar for mcpu= and march=.
18725 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18727 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18728 * config/mips/linux64.h (LIB_SPEC): Likewise.
18729 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18730 * config/sh/linux.h (LIB_SPEC): Likewise.
18732 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18734 * config/frv/frv.c (frv_legitimize_tls_address): New.
18735 (TARGET_HAVE_TLS): Define.
18736 (FRV_SYMBOL_REF_TLS_P): Define.
18737 (frv_override_options): Handle new register classes.
18738 (frv_legitimate_address_p): Reject tls addresses.
18739 (frv_legitimize_address): Handle TLS addresses.
18740 (gen_inlined_tls_plt): New.
18741 (gen_tlsmoff): New.
18742 (frv_legitimize_tls_address): New.
18743 (unspec_got_name): Add TLS entries.
18744 (got12_operand): Add R_FRV_TLSMOFF12 case.
18745 (frv_emit_move): Fixup TLS addresses.
18746 (frv_emit_movsi): Legitimize TLS addresses.
18748 * config/frv/frv.h (MASK_BIG_TLS): New.
18749 (TARGET_BIG_TLS): New.
18750 (HAVE_AS_TLS): Define.
18751 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18752 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18753 (REG_CLASS_NAMES): Same.
18754 (REG_CLASS_CONTENTS): Same.
18755 (CONSTRAINT_LEN): New.
18756 (REG_CLASS_FROM_CONSTRAINT): New.
18757 (PREDICATE_CODES): Add symbolic_operand.
18759 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18760 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18761 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18762 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18763 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18764 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18765 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18766 GR9_REG, GR14_REG, LRREG.
18767 (type): Add load_or_call attribute.
18768 ("load_or_call"): New reservation.
18769 ("call_gettlsoff"): New.
18770 ("tls_indirect_call"): New.
18771 ("tls_load_gottlsoff12"): New.
18772 ("tlsoff_hilo"): New.
18773 ("tls_tlsdesc_ldd"): New.
18774 ("tls_tlsoff_ld"): New.
18777 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18779 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18781 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18782 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18783 * config/frv/frv.c (TLS_BIAS): Define.
18784 (frv_output_dwarf_dtprel): New.
18786 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18788 PR rtl-optimization/19579
18789 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18790 both A and B, see if they don't clobber registers the other expr uses.
18792 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18794 * real.c (do_add): Initialize signalling and canonical members.
18796 * real.c (real_from_integer): Zero out destination.
18798 2005-01-18 Jan Hubicka <jh@suse.cz>
18800 PR tree-optimize/19337
18801 * tree-inline.c (initialize_inlined_parameters): Copy
18802 saved_static_chain_decl only.
18804 2005-01-25 Richard Henderson <rth@redhat.com>
18808 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18809 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18810 80387 enabled, to return a proper subclass. Return the subset that
18811 overlaps with GENERAL_REGS for PLUS.
18812 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18814 2005-01-25 Richard Henderson <rth@redhat.com>
18816 PR middle-end/19609
18817 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18819 2005-01-25 Roger Sayle <roger@eyesopen.com>
18821 * expmed.c (choose_multiplier): Change interface to return the
18822 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18823 (expand_divmod): Update calls to choose_multiplier.
18825 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18827 PR middle-end/19330
18828 * expmed.c (extract_bit_field): Use adjust_address instead of
18829 gen_lowpart when op0 is a MEM.
18831 2005-01-24 Steven Bosscher <stevenb@suse.de>
18833 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18835 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18837 * config/mips/irix-csr.c: New file.
18838 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18839 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18840 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18843 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18846 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18847 sparc/elf.h, add sparc/sp-elf.h.
18848 (sparc-*-rtems*): Likewise.
18849 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18850 tm-dwarf2.h, add sparc/sp-elf.h.
18851 (sparc86x-*-elf): Likewise.
18852 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18853 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18854 TARGET_OS_CPP_BUILTINS.
18855 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18856 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18858 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18859 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18860 (SWITCH_TAKES_ARG): Likewise.
18861 (LOCAL_LABEL_PREFIX): Likewise.
18862 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18863 (TARGET_N_FORMAT_TYPES): Delete.
18864 (TARGET_FORMAT_TYPES): Likewise.
18865 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18866 * config/sparc/elf.h: Delete.
18867 * config/sparc/sp-elf.h: New file.
18869 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18871 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18872 * tree-flow.h: Remove the corresponding prototype.
18873 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18874 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18876 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18879 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18880 for AIX ABI or ELF -fPIC.
18881 (rs6000_emit_load_toc_table): Don't create toc_section here.
18882 (rs6000_xcoff_file_start): Nor here.
18884 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18886 * sh.c (ra.h): Don't #include.
18887 (hard_regs_intersect_p): New function, resurrected from ra.c.
18889 * sh.c: Fix 1996 Copyright.
18891 2005-01-24 Richard Henderson <rth@redhat.com>
18892 Aldy Hernandez <aldyh@redhat.com>
18894 * regrename.c (note_sets): Handle subregs.
18896 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18899 * genconditions.c (write_header, write_conditions): Elide file if
18902 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18904 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18905 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18908 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18910 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18911 expand_builtin_printf, expand_builtin_fprintf,
18912 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18913 checking against POINTER_TYPE.
18914 (validate_arglist): Handle POINTER_TYPE code by checking
18917 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18919 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18920 init_rtlanal): New.
18921 (for_each_rtx): Call for_each_rtx_1.
18922 * rtl.h (init_rtlanal): Declare.
18923 * toplev.c (backend_init): Call init_rtlanal.
18925 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18927 * flow.c (propagate_one_insn): Formatting.
18929 PR middle-end/19551
18930 * flow.c (libcall_dead_p): Be more conservative if unsure.
18931 If there are any instructions between insn and call, see if they are
18932 all dead before saying the libcall is dead.
18934 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18936 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18937 operand constraint for operand 0.
18939 2005-01-23 Richard Henderson <rth@redhat.com>
18942 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18943 edges leading to join block.
18945 2005-01-23 Roger Sayle <roger@eyesopen.com>
18947 * expmed.c (expand_mult_highpart): Make static. Change type of
18948 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18949 (expand_divmod): Updates calls to expand_mult_highpart by using
18950 gen_int_mode to pass a CONST_INT rtx.
18951 * rtl.h (expand_mult_highpart): Remove prototype.
18953 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18955 * flow.c (regset_bytes, regset_size): Remove.
18957 * cfganal.c: Fix a reference to Harvey's paper.
18959 2005-01-23 Steven Bosscher <stevenb@suse.de>
18961 PR rtl-optimization/19464
18962 * tree-optimize.c (init_tree_optimization_passes): Add one more
18963 copyrename pass just before out-of-ssa.
18965 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18968 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18969 * ggc-none.c (ggc_free): Define.
18971 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18973 * cse.c (max_reg, max_insn_uid): Remove.
18974 (cse_main): Don't access max_reg or max_insn_uid.
18976 * c-common.c (explicit_flag_signed_bitfields,
18977 lang_statement_code_p, lang_expand_function_end): Remove.
18978 * c-common.h: Remove the corresponding declarations.
18979 * c-opts.c (c_common_handle_option): Remove all write access
18980 to explicit_flag_signed_bitfields.
18982 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18983 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18984 * cgraph.h: Remove the corresponding declaration.
18986 * gcse.c (null_pointer_info): Remove.
18988 2005-01-23 Roger Sayle <roger@eyesopen.com>
18989 Eric Botcazou <ebotcazou@libertysurf.fr>
18991 * combine.c (simplify_logical): Only simplify logical expressions
18992 of the form ior(and(x,y),z) by the inverse distributive law if the
18993 result is cheaper than the original.
18995 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18997 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18998 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18999 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19000 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19001 config/freebsd-spec.h, config/arm/arm.h,
19002 config/h8300/h8300.md, config/i386/i386.md,
19003 config/i386/predicates.md, config/i386/sse.md,
19004 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19005 config/vax/vax.md: Fix comment typos. Follow spelling
19008 2005-01-23 Steven Bosscher <stevenb@suse.de>
19010 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19011 tests, instead of `less than'.
19013 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19015 * function.c (assign_parm_setup_block): When creating a new stack slot
19016 for a parameter, get its alignment from the parameter's DECL_ALIGN
19017 rather than the type's TYPE_ALIGN. Make sure that the parameter
19018 is at least word aligned.
19020 2005-01-22 Roger Sayle <roger@eyesopen.com>
19022 PR middle-end/19378
19023 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19025 2005-01-22 Richard Henderson <rth@redhat.com>
19028 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19029 in both compare operands.
19030 (movdfcc_1_sse_max): Likewise.
19031 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19032 (movdfcc_1_sse): Likewise.
19033 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19034 scratch register as needed.
19036 2005-01-22 Richard Henderson <rth@redhat.com>
19038 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19040 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19042 2005-01-22 Richard Henderson <rth@redhat.com>
19044 * genopinit.c (optabs): Use smin/smax for floating point too.
19045 * doc/md.texi: Update to match. Clarify that floating point
19046 results are undefined for +0/-0 and NaN.
19047 * doc/rtl.texi: Likewise.
19048 * rtl.def (SMIN, SMAX): Likewise
19049 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19051 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19052 leading 's' to the name.
19053 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19054 smaxxf3, sminxf3): Likewise.
19055 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19058 2005-01-22 Paul Brook <paul@codesourcery.com>
19060 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19062 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19064 * config/s390/s390.c (struct processor_costs): New fields
19065 dlgr, dlr, dr, dsgfr, dsgr.
19066 (z900_cost, z990_cost): Values for new fields.
19067 (s390_rtx_costs): New cases MEM und COMPARE in switch
19068 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19069 DIV, MOD, UDIV, UMOD.
19071 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19073 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19074 into the register being decremented.
19075 ("doloop_si31", "doloop_di"): Likewise.
19076 ("*doloop_si_long"): Adapt pattern.
19078 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19080 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19082 (CLASS_MAX_NREGS): Likewise.
19084 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19086 * doc/tree-ssa.texi (Statement Operands): Add example for new
19087 must-def macro. Note deprecation of old operands interface.
19089 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19091 PR tree-optimization/19484
19092 * tree-cfg.c (remove_fallthru_edge): New function.
19093 (cleanup_control_flow): Remove fallthru edges from calls that are
19094 now known not to return.
19096 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19098 Fix PR tree-optimization/19038
19099 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19100 copies with loop variant ones.
19102 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19104 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19105 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19106 config/alpha/alpha.md, config/alpha/predicates.md,
19107 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19108 config/sparc/sol2.h: Update copyright.
19110 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19111 first label to see if it is a nonlocal label.
19113 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19114 Andrew Pinski <pinskia@physics.uc.edu>
19117 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19118 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19120 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19122 * config/rs6000/rtems.h: Update copyright.
19124 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19127 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19128 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19129 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19131 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19134 * c-typeck.c (convert_arguments): Check for error_mark_node.
19136 2005-01-21 Ian Lance Taylor <ian@airs.com>
19138 PR tree-optimization/13000
19139 * tree-inline.c: Include "tree-flow.h".
19140 (expand_call_inline): If warn_return_type, warn if non-void inline
19141 function falls through.
19142 * tree-cfg.c (execute_warn_function_return): Don't warn about
19143 control reaching end if TREE_NO_WARNING is set. Set
19145 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19147 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19148 branch if we don't need one.
19149 * c-typeck.c: Include "tree-flow.h"
19150 (c_finish_bc_stmt): Don't add a goto if the current statement
19151 list doesn't fall through to the current point.
19153 2005-01-21 Roger Sayle <roger@eyesopen.com>
19155 PR rtl-optimization/576
19156 * real.c (real_arithmetic): Change return type from void to bool
19157 to return an indication that the result may be inexact.
19158 * real.h (real_arithmeric): Update prototype.
19159 * fold-const.c (const_binop): Don't constant fold floating
19160 point expressions when the user specifies -frounding-math and
19161 the result may depend upon the run-time rounding mode.
19162 (fold_convert_const_real_from_real): Clean-up.
19163 (fold_initializer): Ignore flag_rounding_math for initializers.
19164 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19165 constant fold FP operations with flag_rounding_math if the
19166 result may depend upon the run-time rounding mode.
19168 2005-01-21 Tom Tromey <tromey@redhat.com>
19170 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19172 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19174 * tree-cfg.c: Fix comment typos.
19176 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19178 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19179 around the call to rest_of_handle_branch_target_load_optimize.
19181 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19183 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19184 (sparc64-*-openbsd*): Likewise.
19185 (sparclite-*-elf*): Include tm-dwarf2.h.
19186 (sparc86x-*-elf*): Likewise.
19187 (sparc64-*-elf*): Likewise.
19188 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19189 (DBX_DEBUGGING_INFO): Likewise.
19190 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19191 (PREFERRED_DEBUGGING_TYPE): Likewise.
19192 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19193 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19194 (PREFERRED_DEBUGGING_TYPE): Likewise.
19195 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19196 (PREFERRED_DEBUGGING_TYPE): Likewise.
19197 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19199 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19202 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19204 2005-01-20 Paul Brook <paul@codesourcery.com>
19206 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19208 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19210 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19211 label is first in a sequence of labels.
19213 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19215 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19216 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19218 * doc/sourcebuild.texi (Test Directives): New.
19220 2005-01-20 Roger Sayle <roger@eyesopen.com>
19222 * real.c (real_floor): Don't leave the result uninitialized when
19223 mode is VOIDMode, but return the unrounded intermediate value.
19224 (real_ceil): Likewise.
19226 2005-01-20 Paul Brook <paul@codesourcery.com>
19228 * config/arm/arm.md (insv): Use gen_int_mode.
19230 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19232 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19233 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19234 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19235 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19236 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19238 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19241 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19242 fbreg, so we have to assume we can't.
19243 (loc_descriptor_from_tree_1): Ditto.
19244 (containing_function_has_frame_base): New function.
19245 (add_location_or_const_value_attribute): Use it.
19246 Also try to generate a frame_base from a single element location
19249 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19251 PR tree-optimization/15349
19252 * timevar.def (TV_TREE_MERGE_PHI): New.
19253 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19255 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19256 calls to tree_forwarder_block_p.
19257 (remove_forwarder_block_with_phi, merge_phi_nodes,
19258 gate_merge_phi, pass_merge_phi): New.
19259 * tree-optimize.c (init_tree_optimization_passes): Add
19261 * tree-pass.h: Add an extern for pass_merge_phi;
19263 2005-01-20 Richard Henderson <rth@redhat.com>
19266 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19267 (_mm_castps_pd, _mm_castps_si128): New.
19268 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19270 2005-01-20 Richard Henderson <rth@redhat.com>
19273 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19274 __builtin_ia32_vec_init_v2si.
19275 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19276 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19277 (ix86_init_mmx_sse_builtins): Create it.
19278 (ix86_expand_builtin): Expand it.
19279 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19280 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19281 (vec_extractv2si_0, vec_extractv2si_1): New.
19283 2005-01-20 Richard Henderson <rth@redhat.com>
19286 * config/i386/i386.c (ix86_expand_push): New.
19287 * config/i386/mmx.md (push<MMXMODE>1): New.
19288 * config/i386/sse.md (push<SSEMODE>1): New.
19289 * config/i386/i386-protos.h: Update.
19291 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19293 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19296 2005-01-20 Richard Henderson <rth@redhat.com>
19298 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19299 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19301 2005-01-19 Richard Henderson <rth@redhat.com>
19304 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19305 to V4SFmode in SSE1 fallback load path.
19307 2005-01-19 Richard Henderson <rth@redhat.com>
19309 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19310 in QImode expansion to ix86_expand_vector_set.
19311 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19313 2005-01-19 Richard Henderson <rth@redhat.com>
19316 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19317 subclass of the input class.
19318 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19319 Always true for cross-SSE1 classes. Rationalize conditionals.
19320 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19321 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19322 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19323 (movdi_2): Add MMX/SSE zeros.
19324 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19325 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19326 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19327 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19328 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19329 (zero_extendsidi2_rex64_1): Remove.
19330 (MOV0 peephole): Check GENERAL_REG_P.
19332 2005-01-19 Richard Henderson <rth@redhat.com>
19335 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19337 (ix86_expand_vector_extract): Likewise.
19339 2005-01-19 Richard Henderson <rth@redhat.com>
19341 PR middle-end/19304
19342 * expr.c (emit_move_change_mode): New argument force; use
19343 simplify_gen_subreg if true.
19344 (emit_move_via_alt_mode): Merge into ...
19345 (emit_move_via_integer): ... here.
19346 (emit_move_ccmode): Use emit_move_change_mode directly.
19348 2005-01-19 Richard Henderson <rth@redhat.com>
19351 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19352 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19353 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19355 (alpha_emit_set_const): Likewise. Make static.
19356 (alpha_emit_set_long_const): Make static.
19357 (alpha_extract_integer): Split out from alpha_expand_mov.
19358 (alpha_split_const_mov): Likewise.
19359 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19360 (alpha_legitimate_constant_p): New.
19361 * config/alpha/alpha-protos.h: Update.
19362 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19363 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19364 * config/alpha/alpha.md (movsi): Add n alternative.
19365 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19366 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19367 (splitters for all of the above): Use alpha_split_const_mov.
19368 * config/alpha/predicates.md (non_add_const_operand): New.
19369 (non_zero_const_operand): New.
19370 (input_operand): Use alpha_legitimate_constant_p after reload.
19372 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19374 PR tree-optimization/19038
19375 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19376 (add_candidate): Add ivs with increment in latch only if
19377 allow_ip_end_pos_p is true.
19378 (determine_iv_cost): Use empty_block_p.
19380 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19382 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19383 (compute_dominance_frontiers): Ditto.
19385 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19388 * config/sh/t-rtems: New.
19389 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19391 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19393 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19394 the offset of the selected field.
19396 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19398 * tree-cfg.c (remove_forwarder_block): Fix the check to
19399 prevent a nonlocal label from appearing in the middle of a
19402 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19404 PR rtl-optimization/19462
19405 * reorg.c (find_end_label): Create return insn only if
19406 current_function_epilogue_delay_list is empty.
19408 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19410 * doc/passes.texi: Remove paragraph mentioning new-ra.
19412 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19414 PR rtl-optimization/15139
19415 * combine.c: Include params.h.
19416 (count_rtxs): New function.
19417 (record_value_for_reg): If replace_rtx would replace at least
19418 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19419 (clobber (const_int 0)) instead of TEM.
19420 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19421 * params.h (MAX_LAST_VALUE_RTL): New.
19422 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19423 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19426 * c-typeck.c (digest_init): Only call build_vector if all constructor
19427 elements are *_CST nodes.
19428 * gimplify.c (gimplify_init_constructor): Likewise.
19430 PR middle-end/19164
19431 * c-typeck.c (digest_init): Only call build_vector if inside_init
19434 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19436 * toplev.c (init_asm_output): Remove dead #ifdef.
19438 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19440 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19442 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19444 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19445 accessing DECL_FUNCTION_CODE.
19446 * dojump.c (do_jump): Likewise.
19447 * gimplify.c (gimplify_call_expr): Likewise.
19448 * predict.c (expr_expected_value): Likewise.
19449 (strip_builtin_expect): Likewise.
19450 * tree-inline.c (estimate_num_insns_1): Likewise.
19451 * tree-ssa-loop-im.c (stmt_cost): Likewise
19452 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19453 (tree_expr_nonnegative_p): Likewise.
19455 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19457 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19458 variant of the load_pcrel_sym pattern.
19459 * config/sparc/sparc.md (P macro): Move to the top.
19460 (load_pcrel_sym): Macroize using P.
19461 (save_register_window): Likewise.
19463 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19465 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19466 ("sordered"): Same.
19468 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19471 * c-typeck.c (build_asm_expr): Strip nops off
19472 input memory operands.
19474 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19476 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19477 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19478 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19479 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19481 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19484 * config/i386/i386.c (override_options): If the 80387 is disabled,
19485 then do not return FP values using FP registers.
19487 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19489 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19490 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19491 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19492 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19493 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19494 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19495 output.h, postreload-gcse.c, postreload.c, recog.c,
19496 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19497 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19498 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19499 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19500 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19501 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19502 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19503 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19505 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19506 config/alpha/alpha.c, config/arm/vfp.md,
19507 config/i386/emmintrin.h, config/i386/i386-modes.def,
19508 config/i386/i386-protos.h, config/i386/i386.h,
19509 config/i386/pmmintrin.h, config/i386/ppro.md,
19510 config/i386/predicates.md, config/i386/xmmintrin.h,
19511 config/i860/i860.c, config/ia64/ia64-modes.def,
19512 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19513 config/ia64/ia64.md, config/ia64/itanium1.md,
19514 config/ia64/itanium2.md, config/ia64/predicates.md,
19515 config/iq2000/iq2000.h, config/mips/linux64.h,
19516 config/rs6000/aix41.h, config/rs6000/aix43.h,
19517 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19518 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19519 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19520 config/sparc/linux64.h, config/sparc/litecoff.h,
19521 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19522 config/sparc/sparc.h, config/sparc/sparc.md,
19523 config/sparc/sysv4-only.h: Update copyright.
19525 2005-01-18 Richard Henderson <rth@redhat.com>
19528 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19530 2005-01-18 Marc Espie <espie@openbsd.org>
19531 * config/i386/openbsdelf.h: Typo.
19533 2005-01-18 Richard Henderson <rth@redhat.com>
19535 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19536 special case for sse.
19537 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19539 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19541 * tree-inline.c (estimate_num_insns_1): Added cases for
19542 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19544 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19546 PR rtl-optimization/19296
19547 * combine.c (simplify_comparison): Rewrite the condition under
19548 which a non-paradoxical SUBREG of a PLUS can be lifted when
19549 compared against a constant.
19551 2005-01-18 Andi Kleen <ak@muc.de>
19553 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19554 * c.opt (-Wpointer-sign): Add.
19555 * doc/invoke.texi: (-Wpointer-sign): Add.
19557 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19559 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19560 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19561 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19562 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19563 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19564 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19565 for TARGET_MIX_SSE_I387.
19566 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19567 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19568 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19569 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19570 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19571 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19572 TARGET_MIX_SSE_I387.
19573 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19576 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19579 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19580 Add movaps alternative for xmm reg->reg move.
19582 2005-01-17 Jeff Law <law@redhat.com>
19584 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19585 at the end of the main DOM loop rather than just before DOM exits.
19587 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19589 PR tree-optimization/19121
19590 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19591 adding aliases to a name tag, also add them to the pointer's
19593 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19594 sensitive alias info at all. Only check that the two pointers
19595 have compatible pointed-to sets.
19596 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19597 a pointer's type tag is a superset of the alias set of the
19598 pointer's name tag.
19600 2005-01-17 James E Wilson <wilson@specifixinc.com>
19603 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19604 comment to document why.
19606 2005-01-17 Richard Henderson <rth@redhat.com>
19608 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19609 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19610 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19611 sse2_vmsminv2df3_finite): New.
19612 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19613 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19614 Force op1 into register.
19616 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19618 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19619 bubblestrap from always rebuilding build directory.
19621 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19623 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19624 ("*cmpmem_short"): Likewise.
19626 2005-01-17 Steven Bosscher <stevenb@suse.de>
19628 * basic-block.h: Document BB_* flags.
19629 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19630 use an sbitmap instead.
19631 * sched-rgn.c (compute_trg_info): Likewise.
19633 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19635 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19636 redundant target_cpu_default and extra_parts lines. Use the default
19638 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19639 (SUBTARGET_EXTRA_SPECS): Delete.
19640 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19641 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19642 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19643 and "n32" for -mabi=n32.
19645 2005-01-17 Ian Lance Taylor <ian@airs.com>
19648 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19649 fold constant variables into initial values.
19651 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19653 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19655 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19656 through the statements backward.
19658 2005-01-17 Ian Lance Taylor <ian@airs.com>
19660 PR middle-end/13127:
19661 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19662 a variable set to the return value of the inlined function.
19664 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19666 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19667 when modes are tieable.
19669 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19671 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19672 of pthread_create to find out if threads are enabled.
19673 * gthr-posix95.h (__gthread_active_p): Likewise.
19675 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19677 * common.opt (-fnew-ra): Remove.
19679 * toplev.h (flag_new_regalloc): Remove.
19680 * Makefile.in (ra*.*): Don't mention.
19681 * passes.c (rest_of_handle_new_regalloc): Remove.
19682 (rest_of_handle_combine, rest_of_compilation): Always consider
19683 flag_new_regalloc as false.
19684 * doc/invoke.texi: Don't document -fnew-ra.
19686 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19688 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19689 last parameter to reg_scan.
19690 * loop.c (loop_optimize): Likewise.
19691 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19692 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19693 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19694 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19695 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19696 * regclass.c (reg_scan): Likewise, for the declaration.
19697 * rtl.h (reg_scan): Likewise, for the prototype.
19699 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19702 mark_dfs_back_edges.
19704 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19706 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19707 (compute_avail): Uses don't go in tmp_gen.
19709 2005-01-16 Steven Bosscher <stevenb@suse.de>
19711 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19712 loop to look for a free slot in a page entry.
19714 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19717 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19718 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19719 just before targetm.asm_out.file_end.
19720 * tree.h (process_pending_assemble_output_defs): Declare.
19721 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19723 (assemble_alias): Defer generation of assembly code for defines when
19724 TARGET_DEFERRED_OUTPUT_DEFS is true.
19725 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19726 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19727 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19729 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19732 * pa.c (pa_scalar_mode_supported_p): New function.
19733 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19734 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19736 * pa-protos.h (prefetch_operand): Delete.
19737 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19738 * pa.c (prefetch_operand): Delete.
19739 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19740 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19741 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19742 and prefetch_nocc_operand.
19743 * pa.md (prefetch): Rework to avoid reload problems handling short
19744 displacements when a cache control completer needs to be provided.
19745 (prefetch_32, prefetch_64): Delete.
19746 (prefetch_cc, prefetch_nocc): New patterns.
19748 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19750 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19752 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19755 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19756 exceeds maximum alignment for global common data.
19757 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19758 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19760 2004-01-15 Roger Sayle <roger@eyesopen.com>
19762 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19764 2004-01-15 Roger Sayle <roger@eyesopen.com>
19766 * harg-reg-set.h (reg_class_names): Prototype global array.
19767 * regclass.c (reg_class_names): Declare here and initialize to
19769 (dump_regclass): Remove local declaration of reg_class_names.
19770 (regclass): Likewise.
19771 * cfg.c (dump_flow_info): Likewise.
19772 * ra-debug.c (reg_class_names): Likewise.
19773 * regrename.c (reg_class_names): Likewise.
19774 * reload.c (reg_class_names): Likewise.
19775 * reload1.c (spill_failure): Likewise.
19776 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19778 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19780 * config/s390/s390.md ("reload_outti"): Remove predicate for
19781 output operand. Abort if operand is not a MEM.
19782 ("reload_outdi", "reload_outdf"): Likewise.
19784 2005-01-15 Marc Espie <espie@openbsd.org>
19786 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19787 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19788 * config/openbsd.h: Fix C++ includes for native configurations.
19789 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19790 Add trampoline support.
19791 * config/i386/openbsdelf.h: New.
19793 2005-01-15 Marc Espie <espie@openbsd.org>
19795 * collect2.c (main): Explicitly parse -dynamic-linker option.
19797 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19799 PR tree-optimization/19060
19800 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19801 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19802 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19803 and handle extract_range_from_cond returning false.
19804 * fold-const.c (fold): Optimize comparisons with min/max even for
19805 width > HOST_BITS_PER_WIDE_INT.
19807 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19809 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19810 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19811 Remove little endian multilib variants.
19812 Add mips32 multilib variant.
19814 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19816 * explow.c (copy_all_reg, stabilize): Remove.
19817 * expr.h: Remove the corresponding prototypes.
19819 * rtlanal.c (regs_set_between_p): Remove.
19820 * rtl.h: Remove the corresponding prototype.
19822 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19824 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19825 to rs6000_nonimmediate_operand.
19826 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19827 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19828 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19829 rs6000_nonimmediate_operand.
19830 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19831 rs6000_nonimmediate_operand.
19833 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19835 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19837 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19839 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19841 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19842 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19844 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19845 (rs6k_nonimmediate_operand): New.
19846 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19848 (legitimate_lo_sum_address_p): Same.
19849 (rs6000_legitimize_address): Same.
19850 (rs6000_legitimize_reload_address): Same.
19851 (rs6000_legitimate_address): Same.
19852 (spe_build_register_parallel): Pass DF and DC modes in a DI
19855 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19856 to rs6k_nonimmediate_operand.
19858 * config/rs6000/spe.md ("*frob_df_di"): New.
19859 ("*frob_di_df"): New.
19860 ("*frob_di_df_2"): New.
19861 ("*mov_sidf_e500_subreg0"): New.
19862 ("*mov_sidf_e500_subreg4"): New.
19863 ("*movdf_e500_double"): Change predicate to
19864 rs6k_nonimmediate_operand.
19866 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19868 * postreload.c (move2add_note_store): Only call
19869 trunc_int_for_mode on scalar integers.
19871 2005-01-14 Steven Bosscher <stevenb@suse.de>
19873 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19874 replace BB_VISITED uses.
19875 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19876 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19877 (tree_dce_done): Free visited_control_parents.
19878 (perform_tree_ssa_dce): Allocate and clear it.
19879 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19880 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19881 instead of BB_VISITED.
19883 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19885 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19886 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19887 Remove unused prototypes.
19889 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19891 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19892 64-bit register usage.
19893 (spe_func_has_64bit_regs_p): Add FIXME note.
19895 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19897 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19898 flag_finite_math_only with flag_unsafe_math_optimizations.
19900 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19902 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19903 end-of-stack check.
19904 (__tpf_eh_return): Copy TPF private stack area from the module
19905 boundary stack frame. Add check for when module addresses are
19906 equal, but no stub address is found.
19908 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19911 * arm.h (struct machine_function): Add call_via field.
19912 (thumb_call_via_label): Declare.
19913 * arm.c (thumb_call_via_label): New variable.
19914 (thumb_call_reg_needed): New variable.
19915 (arm_output_function_epilogue): For Thumb code, output any per-function
19916 call-indirect trampolines.
19917 (thumb_call_via_reg): New function.
19918 (arm_file_end): New function.
19919 (TARGET_ASM_FILE_END): Call arm_file_end.
19920 (aof_file_end): Likewise.
19921 * arm-protos.h (thumb_call_via_reg): Declare.
19922 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19923 thumb_call_via_reg in normal case.
19925 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19927 PR middle-end/19084
19928 PR rtl-optimization/19348
19929 * recog.c (peephole2_optimize): Do global life update if some peephole
19930 decides it doesn't need at least one of its inputs and that change
19931 influences liveness at the start of the basic block.
19933 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19934 arguments instead of 1.
19936 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19938 PR middle-end/18820
19939 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19940 zero for nested functions needing a static chain or functions
19941 with a non-constant address.
19943 2005-01-13 Roger Sayle <roger@eyesopen.com>
19945 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19946 (and (sign_extend X) C) into (zero_extend (and X C)).
19948 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19950 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19952 2005-01-13 Richard Henderson <rth@redhat.com>
19957 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19958 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19959 not just TARGET_SSE.
19960 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19961 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19962 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19963 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19964 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19965 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19966 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19967 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19968 (movdicc_c_rex64): Rename with '*'.
19969 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19970 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19971 (movsfcc_1_387): Rename from movsfcc_1.
19972 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19973 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19974 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19975 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19976 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19977 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19978 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19979 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19980 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19981 sse_movdfcc_const0_4): Remove.
19982 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19983 recognize min/max early. Update for changed sse cmove patterns.
19984 (ix86_split_sse_movcc): New.
19985 * config/i386/i386-protos.h: Update.
19987 2005-01-13 Steven Bosscher <stevenb@suse.de>
19989 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19990 (fix_stmt_v_may_defs): Likewise.
19992 2005-01-13 Richard Henderson <rth@redhat.com>
19994 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19995 for converting the mask.
19997 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20002 2005-01-13 Richard Henderson <rth@redhat.com>
20004 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20005 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20006 IX86_BUILTIN_MOVDQ2Q): Remove.
20007 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20008 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20009 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20011 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20012 (sse2_pextrw): Fix immediate constraint.
20013 (sse2_loadq, sse2_loadq_rex64): Remove.
20014 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20015 Use __builtin_ia32_vec_ext_<size>.
20016 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20018 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20020 * function.c (assign_parm_setup_block): Look inside original
20021 entry_parm when inspecting PARALLEL.
20023 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20024 Joel Sherrill <joel@oarcorp.com>
20027 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20028 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20029 rtems_gxx_recursive_mutex_init.
20030 (__gthread_recursive_mutex_lock): New function.
20031 (__gthread_recursive_mutex_trylock): Likewise.
20032 (__gthread_recursive_mutex_unlock): Likewise.
20034 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20036 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20038 2005-01-13 Jan Beulich <jbeulich@novell.com>
20040 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20041 (ashrti3_internal): Indicate output is early clobber. Generate result
20042 into output rather than first input. Use move for low word of output
20043 if shift count is exactly 64.
20044 (lshrti3_internal): Likewise.
20046 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20050 * reload1.c (delete_output_reload): Don't delete an output reload
20051 if the pseudo lives longer than a single basic block. Adjust and
20052 improve wording of comment.
20054 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20057 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20058 of TYPE_SIZE where we mean the number of bytes.
20060 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20062 * function.c (assign_parm_setup_block): Relax condition on
20063 multi-register optimization.
20065 2005-01-12 Nick Clifton <nickc@redhat.com>
20067 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20068 an "in_delay_slot" attribute of "no" to prevent them being used in
20069 delay slots. This is forbidden because they might generate
20072 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20075 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20076 with r->Y and Y->r.
20078 2005-01-12 Nick Clifton <nickc@redhat.com>
20080 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20081 passed on to GAS) but do not define, as GAS no longer supports or
20082 needs the -m2000 option.
20084 2005-01-11 Roger Sayle <roger@eyesopen.com>
20086 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20087 type as args of unprototyped builtins aren't automatically promoted.
20088 (fold_builtin_abs): Likewise.
20090 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20092 * Makefile.in: Set a `build-warn' variable.
20094 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20096 PR tree-optimization/17949
20097 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20098 (find_interesting_uses_address): Use it.
20100 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20102 * regrename.c (kill_value): Handle subreg's that won't simplify.
20104 2005-01-11 Richard Henderson <rth@redhat.com>
20107 * config/i386/i386.h (enum ix86_builtins): Move ...
20108 * config/i386/i386.c: ... here.
20109 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20110 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20111 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20112 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20113 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20114 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20115 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20116 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20117 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20118 IX86_BUILTIN_LOADDDUP): Remove.
20119 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20120 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20121 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20122 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20123 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20124 (ix86_init_builtins): Make static.
20125 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20126 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20127 if all the modes match. Otherwise, fake it.
20128 (get_element_number, ix86_expand_vec_init_builtin,
20129 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20130 (ix86_expand_builtin): Make static. Update for changed builtins.
20131 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20132 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20133 (ix86_expand_vector_init_duplicate): New.
20134 (ix86_expand_vector_init_low_nonzero): New.
20135 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20136 Split out from ix86_expand_vector_init; handle integer modes.
20137 (ix86_expand_vector_init): Use them.
20138 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20139 * config/i386/i386-protos.h: Update.
20140 * config/i386/predicates.md (reg_or_0_operand): New.
20141 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20142 (movv2sf_internal): Likewise. And a splitter to match them all.
20143 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20144 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20145 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20146 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20147 (mmx_pinsrw): Fix operand ordering.
20148 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20149 rather than sse_loadss expander.
20150 (movv2df splitter): Similarly.
20151 (sse_loadss, sse_loadlss): Remove.
20152 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20153 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20154 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20155 (sse3_movddup): Rename with '*'.
20156 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20157 (sse2_loadsd): Remove.
20158 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20159 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20160 (sse2_pinsrw): Fix argument ordering.
20161 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20162 (sse2_stored): Remove 'r' destination.
20163 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20164 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20165 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20166 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20167 vec_extractv16qi, vec_initv16qi): New.
20169 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20170 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20171 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20173 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20174 (_mm_load_si128, _mm_store_si128): Likewise.
20175 (_mm_load1_pd): Use _mm_set1_pd.
20176 (_mm_load_sd): Use _mm_set_sd.
20177 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20178 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20179 (_mm_set_epi64): Use _mm_set_epi64x.
20180 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20181 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20182 _mm_setr_epi8): Use _mm_set_foo form.
20183 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20184 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20185 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20186 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20187 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20188 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20189 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20190 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20191 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20192 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20193 (_mm_movedup_pd): Use _mm_shuffle_pd.
20194 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20195 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20196 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20197 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20198 Use _mm_setzero_ps.
20199 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20200 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20201 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20202 (_mm_store_ps): Use raw dereference.
20203 (_mm_store1_ps): Use _mm_storeu_ps.
20204 (_mm_storer_ps): Use _mm_store_ps.
20205 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20206 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20208 2005-01-11 Stan Shebs <shebs@apple.com>
20210 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20211 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20213 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20216 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20217 Skip all DECLs except for FIELD_DECLs.
20219 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20221 * config/s390/s390.c (override_options): Return error if
20222 -mbackchain, -mpacked-stack and -mhard-float are used together.
20223 (s390_va_start): Remove the backchain && packed-stack special case.
20224 (s390_gimplify_va_arg): Likewise.
20225 * doc/invoke.texi: Remove the ABI incompatibility note.
20227 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20229 * config/s390/s390.c (struct s390_frame_layout): Remove
20231 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20232 save_backchain_p with TARGET_BACKCHAIN.
20234 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20237 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20238 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20239 * function.c (locate_and_pad_parm): Set new field.
20240 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20241 Tweak where_pad test to include "none". Always set mem align for
20243 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20244 not sufficient for type.
20245 (assign_parm_setup_block): If stack_parm is zero on entry, always
20246 make a new stack local. Block move old stack parm if necessary
20247 to new aligned stack local.
20248 (assign_parm_setup_stack): Use a block move to handle
20249 potentially misaligned entry_parm.
20250 (assign_parms_unsplit_complex): Specify required alignment when
20251 creating stack local.
20252 * calls.c (compute_argument_addresses): Override alignment of stack
20253 arg calculated from its type with the alignment given by
20254 FUNCTION_ARG_BOUNDARY.
20255 (store_one_arg): Likewise.
20257 2005-01-11 Jan Beulich <jbeulich@novell.com>
20259 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20260 Change respective itanium_class attribute to ialu.
20261 (shladdp4_internal): New.
20262 * config/ia64/predicates.md (shladd_log2_operand): New.
20264 2005-01-11 Richard Henderson <rth@redhat.com>
20266 * expr.c (store_constructor): Use rtvec_alloc instead of
20267 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20269 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20271 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20273 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20275 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20276 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20277 (TARGET_RWRELOC): Define.
20278 (ia64_rwreloc_section_type_flags): Delete.
20279 (ia64_section_type_flags): New function.
20280 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20281 (TARGET_RWRELOC): Define.
20283 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20286 * config/ia64/ia64.c (process_set): For alloc insn, only call
20287 process_epilogue is !frame_pointer_needed.
20289 2005-01-10 Roger Sayle <roger@eyesopen.com>
20292 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20293 unary operator and can't be treated as a binary/comparison operator.
20295 2005-01-10 Richard Henderson <rth@redhat.com>
20297 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20298 (ix86_return_in_memory): Likewise.
20299 (function_arg_advance): Likewise. Mirror structure in function_arg
20300 for choosing register to advance.
20302 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20304 * tree-vectorizer.c, tree.def: Fix comment typos.
20306 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20308 * config/s390/s390.c (struct processor_costs): 4 new fields:
20309 ddbr, ddr, debr, der.
20310 (s390_rtx_costs): More precise handling of divide instructions.
20312 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20314 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20316 2005-01-10 Jan Beulich <jbeulich@novell.com>
20318 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20319 names resulting from -ffunction-sections/-fdata-sections and linkonce
20321 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20322 based on the section name. Rearrange the section name comparison logic
20323 slightly so that each section name is compared against at most once.
20325 2005-01-10 Ben Elliston <bje@au.ibm.com>
20327 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20328 targets for which -fPIC reduces limitations on the GOT size.
20330 2005-01-09 Falk Hueffner <falk@debian.org>
20332 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20335 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20338 * collect2.c (main): Set aixrtl_flag for -brtl option.
20339 (resolve_lib_name): Search for .so file extension before .a
20340 if aixrtl_flag set.
20342 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20344 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20345 (vect_analyze_data_refs_alignment): Add dump prints.
20347 2005-01-09 Ira Rosen <irar@il.ibm.com>
20349 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20350 expr_invariant_in_loop_p.
20351 Initialize outputs first thing in the function.
20352 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20353 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20354 (vect_analyze_pointer_ref_access): Check that the initial condition of
20355 the access function is loop invariant.
20357 2005-01-09 Richard Henderson <rth@redhat.com>
20359 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20360 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20361 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20362 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20363 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20364 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20365 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20366 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20367 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20368 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20369 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20370 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20371 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20372 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20373 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20374 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20375 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20376 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20377 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20378 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20379 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20380 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20381 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20383 (mmx_clrdi, pavgusb): Remove.
20384 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20385 with leading sse_ prefix.
20386 * config/i386/sse.md: Receive them.
20387 * config/i386/mmx.md: New file.
20388 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20389 (subrv2sf3): Turn into expander for normal subtraction.
20390 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20391 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20392 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20393 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20394 commutative; use ix86_binary_operator_ok.
20395 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20396 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20397 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20398 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20399 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20400 Macroize from existing patterns; use ix86_binary_operator_ok.
20401 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20402 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20403 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20404 with vec_select+vec_concat.
20405 (mmx_pshufw, mmx_pshufw_1): Likewise.
20406 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20407 (mmx_uavgv4hi3): Model correctly.
20408 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20409 _mm_xor_si64): Remove casts.
20411 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20413 PR tree-optimization/19224
20414 * tree-scalar-evolution.c (get_instantiated_value,
20415 set_instantiated_value): New functions.
20416 (instantiate_parameters_1): Cache the results.
20417 (instantiate_parameters, resolve_mixers): Initialize and free
20420 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20422 * config/i386/i386.md (addhi_4): Correct reference in comment.
20425 2005-01-08 Richard Henderson <rth@redhat.com>
20427 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20428 (_mm_cvtsi128_si64x): Likewise.
20429 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20430 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20431 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20432 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20433 * config/i386/i386-protos.h: Update.
20434 * config/i386/i386.c (print_operand): Add 'H'.
20435 (ix86_fixup_binary_operands): Split out from ...
20436 (ix86_expand_binary_operator): ... here.
20437 (ix86_fixup_binary_operands_no_copy): New.
20438 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20439 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20440 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20441 (safe_vector_operand): Use CONST0_RTX.
20442 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20443 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20444 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20445 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20447 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20448 (IX86_BUILTIN_CMPNGESS): New.
20449 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20450 (attr type): Add sselog1.
20451 (attr unit, attr memory): Handle it.
20452 (movti, movti_internal, movti_rex64): Move near other integer moves.
20453 (movtf, movtf_internal): Move near other fp moves.
20454 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20455 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20456 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20457 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20458 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20459 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20460 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20461 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20462 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20463 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20464 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20465 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20466 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20467 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20468 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20469 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20470 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20471 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20472 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20473 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20474 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20475 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20476 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20477 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20478 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20479 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20480 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20481 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20482 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20483 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20484 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20485 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20486 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20487 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20488 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20489 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20490 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20491 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20492 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20493 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20494 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20495 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20496 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20497 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20499 (SSEPUSH, push<SSEPUSH>): Remove.
20500 (MMXPUSH, push<MMXPUSH>): Remove.
20501 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20502 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20503 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20504 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20505 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20506 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20507 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20508 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20509 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20510 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20511 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20512 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20513 (ppro_sse_log_V4SF): Handle sselog1.
20514 * config/i386/predicates.md (const_0_to_1_operand): New.
20515 (const_0_to_255_mul_8_operand): New.
20516 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20517 (const_2_to_3_operand, const_4_to_7_operand): New.
20518 * config/i386/sse.md: New file.
20519 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20520 (sse_movups): Rename from sse_movups_1.
20521 (sse_loadlss): Rename from sse_loadss_1.
20522 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20524 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20525 (absv4sf2, negv2df, absv2df): New.
20526 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20527 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20528 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20529 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20530 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20531 (sse3_addsubv4sf3): Model correctly.
20532 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20533 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20534 (sse_movhlps): Model with vec_select+vec_concat.
20535 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20536 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20537 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20538 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20539 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20540 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20541 sse2_pshufhw_1): Likewise.
20542 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20543 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20544 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20545 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20546 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20547 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20548 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20549 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20550 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20551 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20552 sminv8hi3): Mark commutative
20553 operands. Use ix86_binary_operator_ok.
20554 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20555 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20556 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20557 sse2_punpcklqdq): Allow operand2 in memory.
20558 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20559 sse2_movsd): Add memory alternatives.
20560 (sse_storelps): Turn expander into an insn; split after reload.
20561 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20562 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20564 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20566 * configure.ac (DWARF-2 debug_line): Use objdump.
20567 * configure: Regenerate.
20569 2005-01-08 Jeff Law <law@redhat.com>
20570 Diego Novillo <dnovillo@redhat.com>
20572 PR tree-optimization/18241
20573 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20574 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20575 statements with volatile operands.
20576 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20577 operands after marking a statement with has_volatile_ops.
20579 2005-01-08 Roger Sayle <roger@eyesopen.com>
20581 * tree.c (int_fits_type_p): Always honor integer constant
20582 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20584 2005-01-08 Roger Sayle <roger@eyesopen.com>
20586 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20587 the latent bug in rtl_delete_block has been resolved.
20589 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20591 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20592 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20594 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20596 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20597 library as @multilib_dir@/$(SHLIB_SONAME).
20599 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20601 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20602 * configure: Regenerate.
20604 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20606 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20609 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20612 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20613 Convert non-word aligned offset address using ld/std into
20616 2005-01-07 Richard Henderson <rth@redhat.com>
20618 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20620 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20622 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20624 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20626 PR tree-optimization/19283
20627 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20628 is not shorter than the original type.
20630 PR rtl-optimization/19012
20631 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20633 PR rtl-optimization/18861
20634 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20635 (FULL_STATE): Define.
20636 (mark_tablejump_edge): New function.
20637 (purge_dead_tablejump_edges): New function.
20638 (find_bb_boundaries): Use it.
20640 PR tree-optimization/18828
20641 * builtins.c (expand_builtin_next_arg): Remove argument and all
20642 the argument checking.
20643 (expand_builtin): Adjust caller.
20644 (expand_builtin_va_start): Likewise. Remove error for too many
20646 (fold_builtin_next_arg): Issue error for too many arguments.
20647 After checking arguments, replace them with magic arguments that
20648 prevent further checking of the args.
20650 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20652 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20654 2005-01-06 Roger Sayle <roger@eyesopen.com>
20657 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20658 and %{.S:...} (and their negative variants) to test whether the
20659 input file is assembler or pre-processed-assembler independent of
20660 the actual filename extension.
20662 2005-01-06 Roger Sayle <roger@eyesopen.com>
20664 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20665 of sign or zero extended values.
20667 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20669 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20670 for IBM long double format correctly.
20672 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20674 Fix PR tree-optimization/18792
20676 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20677 to first_loop_depth, and use loop depth instead of loop number.
20678 (build_classic_dir_vector): Ditto.
20679 (compute_data_dependences_for_loop): Use depth, not loop number.
20680 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20681 number. Pass in loops, instead of loop numbers.
20682 (gather_interchange_stats): Ditto.
20683 (linear_transform_loops): Ditto.
20685 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20688 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20689 biv_fits_mode_p, extension_within_bounds_p): New functions.
20690 (check_ext_dependent_givs): Use them.
20692 2005-01-06 Roger Sayle <roger@eyesopen.com>
20694 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20695 more than one barrier, in which case we should delete them all.
20697 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20699 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20701 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20703 Fix PR middle-end/19286
20705 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20706 output this subprogram, simply ignore this attempt to do it again.
20707 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20708 origin attribute if it's not possible.
20709 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20710 (decls_for_scope): Ditto.
20711 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20712 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20714 2005-01-05 Richard Henderson <rth@redhat.com>
20717 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20718 (bdesc_2arg): Use it.
20719 (ix86_expand_binop_builtin): Force operands into registers
20721 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20722 ix86_expand_sse_compare, ix86_expand_sse_comi,
20723 ix86_expand_builtin): Likewise.
20725 2005-01-05 Richard Henderson <rth@redhat.com>
20727 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20729 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20730 (mulv4hi3): Set itanium_class mmmul.
20731 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20732 (fpack): Rename from fpack_sfsf.
20734 2005-01-05 Richard Henderson <rth@redhat.com>
20737 * reload1.c (do_input_reload): Restrict the optimization deleteing
20738 a previous output reload to RELOAD_FOR_INPUT.
20740 2005-01-05 Steven Bosscher <stevenb@suse.de>
20742 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20743 comment that we fall through after case.
20744 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20745 (distribute_links): Likewise.
20746 * cse.c (cse_insn): Likewise.
20747 * cselib.c (cselib_invalidate_mem): Likewise.
20748 * df.c: Update comments at the top of the file.
20749 (read_modify_subreg_p): Update comments here too.
20750 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20751 * flow.c (mark_set_1): Likewise.
20752 (mark_used_regs): Likewise.
20753 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20754 (canon_list_insert): Likewise.
20755 (mark_set): Likewise.
20756 (try_replace_reg): Likewise.
20757 (store_killed_in_insn): Likewise.
20758 * loop.c (count_one_set): Likewise.
20759 (basic_induction_var): Likewise.
20760 * postreload-gcse.c (find_mem_conflicts): Likewise.
20761 * postreload.c (reload_combine_note_store): Likewise.
20762 (move2add_note_store): Likewise.
20763 * reload.c (find_equiv_reg): Likewise.
20764 (mark_referenced_resources): Likewise.
20765 * rtlanal.c (set_noop_p): Likewise.
20766 (note_stores): Likewise.
20767 (note_uses): Likewise.
20768 * sched-deps.c (sched_analyze_1): Likewise.
20769 * sched-rgn.c (check_live_1): Likewise.
20770 (update_live_1): Likewise.
20771 * config/i860/i860.c: Likewise.
20773 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20775 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20777 * doc/rtl.texi: Update documentation for bit-fields and SET.
20779 2005-01-05 Roger Sayle <roger@eyesopen.com>
20781 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20783 2005-01-05 Jan Hubicka <jh@suse.cz>
20784 Richard Henderson <rth@redhat.com>
20787 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20790 2005-01-05 Richard Henderson <rth@redhat.com>
20793 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20794 (sse_shufps): Change operand 3 to const_int_operand.
20795 (sse2_storelps): Fix typo in template.
20796 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20797 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20798 (ix86_expand_builtin): Likewise.
20800 2005-01-05 Julian Brown <julian@codesourcery.com>
20802 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20803 as aggregates for AAPCS ABIs.
20805 2005-01-05 Stan Shebs <shebs@apple.com>
20807 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20808 Mach-O getters if ppc64.
20809 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20811 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20812 signed four-byte field for global code case.
20813 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20815 2005-01-05 Roger Sayle <roger@eyesopen.com>
20817 PR middle-end/19100
20818 * c-common.c: Include real.h.
20819 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20820 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20821 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20822 * Makefile.in (c-common.o): Update dependencies.
20824 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20826 * c-parse.in (asm_string): Add trailing semicolon.
20828 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20830 * c-parse.in (asm_string): New. Don't allow wide strings in
20832 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20833 asm_string instead of STRING.
20835 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20837 * c-typeck.c (constructor_no_implicit): Remove.
20838 (set_designator, process_init_element): Don't check
20839 constructor_no_implicit.
20841 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20842 Kaz Kojima <kkojima@gcc.gnu.org>
20845 * lcm.c (create_pre_exit): New.
20846 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20847 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20849 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20851 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20852 -msoft-float in target_float_switch.
20853 * arm.c (arm_override_options): Fix processing of target_float_switch.
20855 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20857 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20860 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20862 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20863 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20865 2005-01-04 Roger Sayle <roger@eyesopen.com>
20867 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20868 if deleting the then-block allows the test-block to fallthru to the
20871 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20874 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20875 after the full declaration if the are in two different TUs.
20877 2005-01-04 Richard Henderson <rth@redhat.com>
20880 * tree-sra.c (generate_one_element_init): Just
20881 call gimplify_and_add.
20882 (generate_element_init): Record the
20883 new referenced variables and mark them for renaming
20884 and split out to ...
20885 (generate_element_init_1): This.
20886 (scalarize_init): Don't call push_gimplify_context/
20887 pop_gimplify_context.
20889 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20891 * toplev.c (get_src_pwd): Handle failure of getpwd().
20893 2005-01-04 Roger Sayle <roger@eyesopen.com>
20895 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20897 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20898 all the cases handled by it are inverted by invert_truthvalue.
20900 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20902 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20903 (save_register_windowsi): Likewise.
20905 2005-01-04 Richard Henderson <rth@redhat.com>
20907 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20909 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20911 PR middle-end/17767
20912 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20913 any simplifications of vector mode comparison operators.
20914 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20916 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20917 Devang Patel <dpatel@apple.com>
20919 PR tree-optimization/18308
20920 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20921 the operands before creating a new expression.
20922 * dojump.c (do_jump): Make drop_through_label available
20923 for all cases. Add expansion of COND_EXPR.
20925 2005-01-04 Ira Rosen <irar@il.ibm.com>
20927 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20928 INTEGER_CST instead of TREE_CONSTANT.
20929 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20930 instead of TREE_CONSTANT.
20931 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20932 instead of TREE_CONSTANT.
20934 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20936 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20938 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20941 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20942 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20944 2005-01-03 Richard Henderson <rth@redhat.com>
20946 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20947 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20948 fold_convert_const_real_from_real): Split out from ...
20949 (fold_convert_const): ... here.
20951 2005-01-03 Richard Henderson <rth@redhat.com>
20954 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20955 (mov<MMXMODEI>_internal): Likewise.
20956 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20957 Add V2SF case; use it for SSE1; don't use TI.
20958 (movdf_integer): Likewise.
20959 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20961 2005-01-03 Ira Rosen <irar@il.ibm.com>
20963 * tree-vectorizer.c (vect_strip_conversions): New function.
20964 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20965 check for binary class.
20967 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20971 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20973 * gimple-low.c (mark_blocks_with_used_vars): New function.
20974 (mark_blocks_with_used_subblocks): Ditto.
20975 (mark_used_blocks): Ditto.
20976 (pass_mark_used_blocks): New pass.
20977 * tree-inline.c: Include debug.h.
20978 (expand_call_inline): Call outlining_inline_function here.
20979 * tree-optimize.c (init_tree_optimization_passes): Add
20980 pass_mark_used_blocks.
20981 * tree-pass.h (pass_mark_used_blocks): New.
20982 * Makefile.in (tree-inline.o): Add debug.h dependency.
20984 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20986 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20987 VAR_DECLs to have weak_import attribute.
20989 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20992 2004-01-03 Steven Bosscher <stevenb@suse.de>
20994 * passes.c (rest_of_compilation): Don't run regmove if only
20995 flag_expensive_optimizations, require flag_regmove instead.
20997 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20999 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21001 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21002 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21003 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21004 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21006 2005-01-03 Richard Henderson <rth@redhat.com>
21008 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21009 (ia64_const_ok_for_letter_p): New.
21010 (ia64_const_double_ok_for_letter_p): New.
21011 (ia64_extra_constraint): New.
21012 (ia64_expand_vecint_compare): New.
21013 (ia64_expand_vcondu_v2si): New.
21014 (ia64_expand_vecint_cmov): New.
21015 (ia64_expand_vecint_minmax): New.
21016 (ia64_print_operand): Add 'v'.
21017 (ia64_preferred_reload_class): New.
21018 (ia64_vector_mode_supported_p): New.
21019 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21020 (PREFERRED_RELOAD_CLASS): Move to function.
21021 (CONST_OK_FOR_LETTER_P): Move to function.
21022 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21023 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21024 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21025 (EXTRA_CONSTRAINT): Move to function.
21026 * config/ia64/ia64.md: Include vect.md.
21027 (itanium_class): Add mmalua.
21029 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21031 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21032 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21034 (const_int_2bit_operand): New.
21035 (fr_reg_or_0_operand): New.
21036 * config/ia64/ia64-modes.def: Add vector modes.
21037 * config/ia64/ia64-protos.h: Update.
21038 * config/ia64/vect.md: New file.
21040 2005-01-03 Richard Henderson <rth@redhat.com>
21042 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21044 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21047 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21049 (log1pdf2): Change mode of operands[0,1] to DFmode.
21051 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21053 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21054 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21055 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21056 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21057 SPARC_RELAXED_ORDERING.
21059 2005-01-03 Richard Henderson <rth@redhat.com>
21060 Uros Bizjak <uros@kss-loka.si>
21063 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21064 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21065 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21067 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21068 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21069 const_pow2_1_to_128_operand): New predicates.
21071 2005-01-02 Greg McGary <greg@mcgary.org>
21073 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21075 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21076 object. [ptr_type]: Remove unused variable.
21077 Remember nearest addressable array-element or record-component
21078 when checking bitfield components. Tolerate empty BIND_EXPR.
21080 2005-01-01 Richard Henderson <rth@redhat.com>
21082 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21083 that don't narrow the value. Fail for other conversions.
21085 2005-01-01 Richard Henderson <rth@redhat.com>
21088 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21089 * c-lang.c (finish_file): Don't do it here.
21090 * objc/objc-act.c (objc_finish_file): Likewise.
21092 * cgraph.c (decl_assembler_name_equal): New.
21093 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21094 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21095 * cgraph.h (struct cgraph_varpool_node): Add next.
21096 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21097 * varasm.c (assemble_alias): Mark the target as needed.
21099 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21101 PR middle-end/19221
21102 * function.c (get_arg_pointer_save_area): Use entry_of_function
21103 instead of get_insns.
21105 2005-01-01 Roger Sayle <roger@eyesopen.com>
21106 Andrew Pinski <pinskia@physics.uc.edu>
21107 James E. Wilson <wilson@specifixinc.com>
21109 PR rtl-optimization/12092
21110 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21113 2005-01-01 Roger Sayle <roger@eyesopen.com>
21114 Olivier Hainque <hainque@act-europe.fr>
21116 * tree.c (int_fits_type_p): A narrower type always fits in a
21117 wider one, except for negative values into unsigned types.
21119 2005-01-01 Roger Sayle <roger@eyesopen.com>
21121 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21122 with the original constant rather than require TREE_OVERFLOW.
21124 2005-01-01 Steven Bosscher <stevenb@suse.de>
21126 PR middle-end/17544
21127 * c-decl.c (finish_function): If compiling C99, annotate the
21128 compiler generated return with the current file name and line 0.
21129 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21130 the source line is greater than 0.
21131 (remove_bb): Likewise.