1 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
4 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
7 2005-06-15 Diego Novillo <dnovillo@redhat.com>
9 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
11 (dump_sa_points_to_info): Make extern.
12 (debug_sa_points_to_info): New.
13 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
15 (dump_sa_points_to_info): Declare.
16 (debug_sa_points_to_info): Declare.
18 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
20 * c-tree.h (default_function_array_conversion): Declare.
21 * c-typeck.c (default_function_array_conversion): Export. Correct
23 (default_conversion): Do not call
24 default_function_array_conversion. Do not allow FUNCTION_TYPE.
25 (build_function_call): Call default_function_array_conversion on
27 (convert_arguments): Do not call it on the function arguments.
28 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
29 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
31 (build_compound_expr): Do not call
32 default_function_array_conversion.
33 (build_c_cast): Do not call default_function_array_conversion.
34 (convert_for_assignment): Do not call default_conversion.
35 (digest_init): Call default_function_array_conversion to convert
36 string constants and compound literals to pointers, but not
38 (output_init_element): Likewise.
39 (build_asm_expr): Do not call default_function_array_conversion.
40 (c_process_expr_stmt): Likewise.
41 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
43 * c-parser.c (c_parser_expression_conv): New.
44 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
45 argument. All callers changed. Call
46 default_function_array_conversion if convert_p.
47 (c_parser_initializer, c_parser_initval): Call
48 default_function_array_conversion except for string constants and
50 (c_parser_initelt): Call default_function_array_conversion for
51 ObjC expression received.
52 (c_parser_statement_after_labels): Call c_parser_expression_conv
53 for return and expression statements.
54 (c_parser_paren_condition, c_parser_for_statement,
55 c_parser_conditional_expression): Call c_parser_expression_conv.
56 (c_parser_expr_no_commas, c_parser_conditional_expression,
57 c_parser_binary_expression, c_parser_cast_expression,
58 c_parser_unary_expression): Call
59 default_function_array_conversion.
61 2005-06-15 Diego Novillo <dnovillo@redhat.com>
63 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
64 when the result overflows.
66 2005-06-15 David Ung <davidu@mips.com>
68 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
71 2005-06-15 Richard Sandiford <richard@codesourcery.com>
73 * doc/invoke.texi (-mips16): Fix typo.
75 2005-06-15 David Ung <davidu@mips.com>
77 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
78 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
79 Changed expand condition to exclude generating of "and" if
80 GENERATE_MIPS16E is true.
81 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
82 matching mips16e zeb/zeh.
83 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
85 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
87 * doc/invoke.texi (MIPS Options): Add comment to -mips16
88 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
90 2005-06-15 Diego Novillo <dnovillo@redhat.com>
93 * tree-vrp.c (vrp_int_const_binop): New.
94 (extract_range_from_binary_expr): Call it.
95 Unify handling division and multiplication.
97 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
99 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
101 * c-common.c (same_scalar_type_ignoring_signedness): New.
103 * c-typeck.c (build_binary_op): Check compatability of vector
104 types. Move error report after switch.
105 Do not clobber code[01] on *_DIV_EXPR case.
107 * testsuite/gcc.dg/simd-1.c: Update error messages.
108 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
110 * testsuite/gcc.dg/simd-2.c: Update error messages.
111 * testsuite/gcc.dg/simd-4.c: New.
113 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
115 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
116 * local-alloc.c: Include "ggc.h" and "reload.h".
117 (struct equivalence): New member is_arg_equivalence.
118 (local_alloc): Always call update_equiv_regs.
119 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
120 Detect equivalences made by stores to memory in a second pass.
121 Return early if not optimizing.
122 Initialize reg_equiv_init for all equivalences; treat equivalences for
123 REG_EQUIV notes existing before this pass specially.
124 (no_equiv): Don't clear reg_equiv_init or remove notes if the
125 is_arg_equivalence field is set.
126 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
127 * reload1.c (reg_equiv_init): No longer static.
128 (reg_equiv_init_size): New variable.
129 (reload): Don't allocate reg_equiv_init; don't free it when done but
131 Restructure equivalence set up code not to set reg_equiv_init, but to
132 clear it when we can't use an equivalence.
133 Undo change disabling equivalences for MEM_READONLY_P memrefs.
134 Dump equivalencing insns to dump_file.
136 2005-06-14 Richard Sandiford <richard@codesourcery.com>
138 * config/mips/mips.c (machine_function): Add varargs_size field.
139 (mips_setup_incoming_varargs): Store the amount of extra stack space
140 there rather than in *pretend_size. When saving registers, always
141 expect virtual_incoming_args_rtx to point to the start of the
143 (mips_va_start): Remove alignment hack. Handle all
144 !EABI_FLOAT_VARARGS_P cases in the same way.
145 (compute_frame_size): Handle varargs_size. Remove the redundant
146 !TARGET_OLDABI condition in the handling of pretend_args_size.
147 (mips_initial_elimination_offset): Remove the now-redundant check
150 2005-06-14 Jeff Law <law@redhat.com>
152 * tree-vrp.c (local_fold): Remove.
153 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
154 DIV/MOD case slightly for readability.
156 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
159 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
160 rather than static objects (!) from libmudflap registration.
162 2005-06-14 Richard Sandiford <richard@codesourcery.com>
164 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
165 (var_ref): Take the option's flags as a second parameter. Check
167 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
169 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
172 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
173 unsigned index numbers.
175 2005-06-13 Geoffrey Keating <geoffk@apple.com>
177 * Makefile.in (install-man): Doesn't really depend on installdirs.
178 (various rules for installing manpages): Do depend on installdirs.
180 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
182 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
183 read_encoded_value_with_base call.
184 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
185 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
186 * unwind-dw2.c (extract_cie_info): Fix aliasing in
187 read_encoded_value call.
188 (execute_cfa_program, uw_frame_state_for): Likewise.
190 2005-06-13 Roger Sayle <roger@eyesopen.com>
192 PR rtl-optimization/22053
193 * reg-stack.c (compensate_edge): Correct mistake in the assertion
194 checking of EDGE_ABNORMAL_CALL edges; complex return values can
195 result in the top two stack slots, st(0) and st(1), being live.
197 2005-06-13 Jeff Law <law@redhat.com>
199 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
200 simplify DIV, MOD or ABS expressions using VRP information.
201 Remove WALK_DATA parameter. Prototype and all callers updated.
202 (eliminate_redundant_computations): Remove WALK_DATA parameter.
203 Prototype and all callers updated.
204 (optimize_stmt): WALK_DATA parameter is now unused.
206 * tree-vrp.c (local_fold): New function. Like fold, but
207 strips useless type conversions in the result.
208 (simplify_using_ranges): New function, largely cribbed from
209 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
210 (vrp_finalize): Call simplify_using_ranges.
212 2005-06-13 Mark Mitchell <mark@codesourcery.com>
214 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
215 assembler in 64-bit mode.
217 2005-06-13 David Edelsohn <edelsohn@gnu.org>
219 Revert scc_operand patch.
220 * config/rs6000/predicates.md (scc_operand): Delete.
221 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
223 2005-06-13 Jakub Jelinek <jakub@redhat.com>
225 * trans-expr.c (gfc_conv_function_call): Return int instead of
226 void. Use a local variable for has_alternate_specifier and
227 return it. Avoid modification of function type's return value
228 in place, since it may be shared.
229 * trans.h (has_alternate_specifier): Remove.
230 (gfc_conv_function_call): Change return type.
231 * trans-stmt.c (has_alternate_specifier): Remove.
232 (gfc_trans_call): Add a local has_alternate_specifier variable,
233 set it from gfc_conv_function_call return value.
235 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
238 * fold-const.c (split_address_to_core_and_offset): Always return
239 the address of the base object.
241 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
243 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
245 2005-06-12 Richard Henderson <rth@redhat.com>
248 * tree-complex.c (update_complex_components_on_edge): New.
249 (update_parameter_components): Use it.
250 (update_phi_components): Likewise.
251 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
253 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
255 PR tree-optimization/14796
256 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
259 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
261 * cgraphunit.c, tree-ssa-loop-ivopts.c,
262 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
263 config/sparc/sparc.c: Fix comment typos.
265 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
267 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
268 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
269 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
270 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
272 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
274 PR tree-optimization/14796
275 * fold-const.c (fold_binary): Transform (A >> C) << C into
277 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
279 2005-06-11 Geoffrey Keating <geoffk@apple.com>
281 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
282 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
284 (reg_or_sub_cint_operand): Likewise.
285 (mask_operand): Handle DImode.
286 (mask64_operand): Delete.
287 (and64_operand): Delete.
288 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
289 instead of mask64_operand.
290 (print_operand): Likewise.
291 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
292 reg_or_sub_cint_operand instead of *64_* variants.
293 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
294 instead of mask64_operand.
295 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
299 (add<mode>3): Use reg_or_add_cint_operand.
301 (sub<mode>3): Use reg_or_sub_cint_operand.
302 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
303 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
304 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
305 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
306 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
307 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
308 various unnamed patterns): New.
309 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
310 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
311 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
312 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
313 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
314 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
315 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
316 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
317 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
320 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
322 * rtl.h (to_rtx_code): Remove.
323 * machmode.h (to_machine_mode): Likewise.
324 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
326 (apply_mode_maps): Likewise.
327 (read_rtx_1): Likewise.
328 (apply_code_macro): Replace to to_rtx_code with explicit cast.
329 (check_code_macro): Likewise.
330 (read_rtx_1): Likewise.
332 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
334 * c-typeck.c (convert_for_assignment): Avoid checking
335 OPT_Wc___compat, as it is always true.
337 2005-06-11 David Edelsohn <edelsohn@gnu.org>
339 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
341 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
343 Fix PR tree-optimization/22005
344 Fix PR tree-optimization/22025
346 * tree-ssa-structalias.c (struct variable_info): Add has_union
348 (create_variable_info_for): Mark variables containing unions.
349 Don't sort the field stack if notokay is true.
350 (find_what_p_points_to): Convert variables containing unions back
351 to their SFT's if necessary.
353 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
355 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
356 is an INTEGER_CST before calling int_cst_value.
358 2005-06-10 Uros Bizjak <uros@kss-loka.si>
361 * config/i386/i386.c (ix86_function_value_regno_p): Return true
362 for FIRST_MMX_REG if TARGET_MMX.
363 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
365 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
366 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
368 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
370 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
371 and access function against chrec_dont_know.
373 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
375 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
377 (exit_phi_for_loop_p): New function.
378 (can_put_in_inner_loop): Ditto.
379 (can_convert_to_perfect_nest): Ditto.
380 (perfect_nestify): Create iv with right type.
381 Rewrite statements in correct order.
383 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
385 * tree-ssa-alias.c (new_type_alias): Use existing type
386 tag if VAR has just one in its may_aliases list.
388 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
390 * rs6000/predicates.md (scc_operand): New.
391 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
393 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
395 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
396 dependence-distance modulo VF is 0 are recorded in the
397 SAME_ALIGN_REFs VEC in each DR.
398 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
399 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
400 DR we want to peel for, is set to 0.
401 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
402 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
404 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
405 (_stmt_vec_info): Added new field same_align_refs.
406 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
408 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
410 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
412 2005-06-10 Alan Modra <amodra@bigpond.net.au>
414 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
415 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
416 * config/rs6000/rs6000.c (output_function_profiler): Obey
417 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
418 for -fPIC. Delete save_lr and substitute its value into strings.
420 2005-06-09 Dale Johannesen <dalej@apple.com>
422 * config/i386/i386.c (optimization_options): Make -fno-math-errno
423 the default on Darwin.
424 * config/rs6000/rs6000.c (optimization_options): Ditto.
425 * doc/invoke.texi (-fno-math-errno): Document.
427 2005-06-09 Dale Johannesen <dalej@apple.com>
429 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
430 Change to TARGET_INVALID_WITHIN_DOLOOP.
432 2005-06-09 David Edelsohn <edelsohn@gnu.org>
434 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
435 * config/rs6000/predicates.md (scc_eq_operand): New.
437 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
439 * config/sh/sh.md (mextr_rl): Set buffer size properly.
440 (*mextr_lr): Likewise.
442 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
445 * c.opt (Wc++-compat): New.
446 * doc/invoke.texi (-Wc++-compat): Document.
447 * c-typeck.c (convert_for_assignment): Check for implicit
448 conversion void* -> T*.
450 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
452 * machmode.h (to_machine_mode): New.
453 * rtl.h (to_rtx_code): Likewise.
454 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
455 (print_c_condition): Convert return value of htab_find().
456 (apply_code_macro): Add explicit cast when convertin to enums.
457 (apply_mode_maps): Likewise.
458 (check_code_macro): Likewise.
459 (read_rtx_1): Likewise.
461 2005-06-09 Richard Henderson <rth@redhat.com>
463 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
464 Use SCALAR_FLOAT_MODE_P.
465 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
466 (fselect): Rename from fpcmp; use %F.
469 2005-06-09 Jan Hubicka <jh@suse.cz>
471 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
472 local statics when doing unit-at-a-time.
473 (cgraph_varpool_assemble_pending_decls): Output debug info.
474 * dwarf2out.c (decls_for_scope): Skip local statics.
475 (dwarf2out_decl): Handle local statics.
476 * passes.c (rest_of_decl_compilation): Do not differentiate
477 local and global statics in unit-at-a-time.
478 * tree-inline.c (remap_decls): Put local static into
479 unexpanded_vars_list rather than introducing duplicated VAR_DECL
482 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
484 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
487 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
489 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
490 * tree-flow.h (find_what_p_points_to): Add prototype.
491 (push_fields_onto_fieldstack): Ditto.
492 (sort_fieldstack): Ditto.
493 * tree-optimize.c (init_tree_optimization_passes): Add
494 pass_build_pta and pass_del_pta.
495 * tree-pass.h (pass_build_pta): New structure.
496 (pass_del_pta): Ditto.
497 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
498 using new alias analyzer.
499 (push_fields_onto_fieldstack): Removed from here.
500 (bitpos_of_field): Ditto.
501 (fieldoff_compare): Ditto.
502 * tree-ssa-structalias.c: New file.
503 * tree-ssa-structalias.h: Ditto.
505 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
507 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
510 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
512 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
513 * config/bfin/bfin.h (enum bfin_builtins): ... here.
515 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
517 * target.h (insn_valid_within_doloop): Rename into
518 "invalid_within_doloop". Change return type to "const char *".
520 * targhooks.h (default_insn_valid_within_doloop): Rename into
521 "default_invalid_within_doloop".
522 * targhooks.c (default_insn_valid_within_doloop): Likewise.
524 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
525 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
526 "default_invalid_within_doloop".
527 * hooks.c (hook_constcharptr_rtx_null): New function.
528 (hook_bool_rtx_true): Remove.
529 * hooks.h (hook_constcharptr_rtx_null): Declare.
530 (hook_bool_rtx_true): Remove.
531 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
532 "invalid_within_doloop" and print error message if non-null.
534 * doc/tm.texi: Update documentation.
535 * config/s390/s390.c: Adjust to new hook name and new default hook.
536 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
537 into "rs6000_invalid_within_doloop".
538 (rs6000_invalid_within_doloop): Change return type to "static const
539 char *" and replace return values. Update Comment.
541 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
543 * config/bfin/bfin.opt (mlong-calls): New.
544 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
545 if TARGET_LONG_CALLS.
547 2005-06-09 Richard Henderson <rth@redhat.com>
550 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
551 (struct tree_decl): Add gimple_reg_flag.
552 * integrate.c (copy_decl_for_inlining): Copy it.
553 * gimplify.c (internal_get_tmp_var): Set it.
554 (gimplify_bind_expr): Likewise.
555 (gimplify_function_tree): Likewise.
556 (gimplify_modify_expr_complex_part): New.
557 (gimplify_modify_expr): Use it.
558 * tree-gimple.c (is_gimple_reg_type): Allow complex.
559 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
561 * tree-complex.c (complex_lattice_t): New.
562 (complex_lattice_values, complex_variable_components): New.
563 (some_nonzerop, find_lattice_value, is_complex_reg,
564 init_parameter_lattice_values, init_dont_simulate_again,
565 complex_visit_stmt, complex_visit_phi, create_components,
566 update_complex_components, update_parameter_components,
567 update_phi_components, update_all_vops, expand_complex_move): New.
568 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
570 (update_complex_assignment): Use update_complex_components;
571 handle updates of return_expr properly.
572 (expand_complex_addition): Use complex lattice values.
573 (expand_complex_multiplication): Likewise.
574 (expand_complex_division): Likewise.
575 (expand_complex_libcall): Use update_complex_components.
576 (expand_complex_comparison): Use update_stmt.
577 (expand_complex_operations_1): Use expand_complex_move, retrieve
579 (tree_lower_complex): Compute lattice values.
580 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
581 (pass_lower_complex_O0): Rename from pass_lower_complex.
582 (pass_lower_complex, gate_no_optimization): New.
583 * tree-optimize.c (init_tree_optimization_passes): Update for
584 complex pass changes.
585 * tree-pass.h (pass_lower_complex_O0): Declare.
587 2005-06-08 Dale Johannesen <dalej@apple.com>
589 * config/darwin.c (darwin_binds_local_p): New.
590 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
591 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
592 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
593 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
595 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
597 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
598 rs6000_isel, rs6000_spe, rs6000_alignment_string,
599 rs6000_sched_restricted_insns_priority_str,
600 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
602 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
604 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
605 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
606 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
607 multiplier_allowed_in_address_p, get_address_cost): Ditto.
609 2005-06-08 Richard Henderson <rth@redhat.com>
611 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
612 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
613 Emit out3 load right after alloc.
615 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
617 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
618 rs6000_explicit_options.
620 2005-06-08 Richard Henderson <rth@redhat.com>
622 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
623 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
625 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
627 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
629 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
632 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
635 * config/sparc/sparc.c (sparc_fold_builtin): New function
636 (sparc_vis_mul8x16): New function.
637 (sparc_handle_vis_mul8x16): New function.
638 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
640 2005-06-08 David Edelsohn <edelsohn@gnu.org>
642 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
644 (call_indirect_nonlocal_aix64): Same.
645 (call_value_indirect_nonlocal_aix32): Same.
646 (call_value_indirect_nonlocal_aix64): Same.
649 (eq): Use CLZ splitter for compare with zero.
651 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
654 everything larger than 8 bytes in memory.
656 * config/bfin/bfin.h (enum bfin_builtins): New.
657 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
659 (csync, ssync): New insn patterns.
660 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
662 (def_builtin): New macro.
663 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
665 From Jie Zhang <jie.zhang@analog.com>
666 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
667 behavior of the native assembler in VDSP. So change accordingly.
669 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
671 * tree-data-ref.c (compute_estimated_nb_iterations,
672 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
673 analyze_subscript_affine_affine, find_data_references_in_loop):
674 Fixed to use chrec_contains_undetermined to test the values of
675 loop->estimated_nb_iterations.
676 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
677 Compute the estimation only when loop->estimated_nb_iterations
678 has not yet been initialized.
679 (convert_step_widening, scev_probably_wraps_p): Add a call to
680 estimate_numbers_of_iterations_loop.
681 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
683 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
686 * dwarf2out.c (add_loc_descr_op_piece): Move to the
687 DWARF2_DEBUGGING_INFO section.
689 2005-06-08 Richard Henderson <rth@redhat.com>
692 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
694 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
697 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
698 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
699 (TARGET_ASM_OUT): Add it.
700 * doc/tm.texi (Debugging Info): Document it.
701 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
702 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
703 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
704 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
705 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
706 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
707 (gen_inlined_tls_plt): Remove unused variable MEM.
708 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
709 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
710 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
711 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
713 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
714 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
715 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
716 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
718 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
719 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
720 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
721 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
723 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
724 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
725 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
726 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
728 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
729 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
730 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
731 (TARGET_GNU_TLS): Define to 1.
732 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
733 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
735 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
736 if TARGET_GNU_TLS only.
737 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
739 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
740 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
742 2005-06-07 Dale Johannesen <dalej@apple.com>
744 * config/i386/i386.md (movqi_1): Fix case where source
745 is memory and destination EDI.
747 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
749 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
751 2005-06-07 Eric Christopher <echristo@redhat.com>
753 * system.h: Poison EXTRA_CC_MODES.
754 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
755 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
756 * doc/md.texi (Jump Patterns): Replace reference to
757 EXTRA_CC_MODES with machine-modes.def.
758 * doc/rtl.texi (Machine Modes): Ditto.
760 2005-06-07 Richard Henderson <rth@redhat.com>
762 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
763 (assemble_start_function): Fix strcmp confusion.
765 2005-06-07 Uros Bizjak <uros@kss-loka.si>
767 * config/i386/i386.h (enum ix86_entity): New.
768 (enum ix86_stack_slot): New.
769 (OPTIMIZE_MODE_SWITCHING): Redefine to use
770 ix86_optimize_mode_switching[] array.
771 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
772 (MODE_NEEDED): Use ix86_mode_needed() function.
773 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
775 (struct machine_function): Use optimize_mode_switching[] array.
777 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
778 (ix86_mode_needed): New function.
779 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
780 correct stack positions for stored control words.
781 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
782 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
784 [IX86_BUILTIN_STMXCSR]: Same.
786 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
787 (emit_i387_cw_initialization): Change prototype.
788 (ix86_mode_needed): New prototype.
790 * config/i386/i386.md (i387_cw attribute): Change order of elements.
791 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
792 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
793 (*fist<mode>2_ceil_1): Change constant in call to
794 assign_386_stack_local to SLOT_TEMP.
795 (*fix_trunc<mode>_i387_1): Change constant in call to
796 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
797 Use new ix86_optimize_mode_switching[] array.
798 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
799 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
800 Use new ix86_optimize_mode_switching[] array.
801 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
802 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
803 Use new ix86_optimize_mode_switching[] array.
804 (frndintxf2_trunc): Change constants in call to
805 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
806 Use new ix86_optimize_mode_switching[] array.
807 (frndintxf2_mask_pm): Change constants in call to
808 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
809 Use new ix86_optimize_mode_switching[] array.
811 (define_peephole2): Change constant from 17 to FLAGS_REG;
813 2005-06-07 Richard Henderson <rth@redhat.com>
816 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
818 2005-06-07 Dale Johannesen <dalej@apple.com>
820 * tree-nested.c (finalize_nesting_tree_1): Disable
821 warn_padded around layout_type call.
823 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
825 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
828 2005-06-07 Eric Christopher <echristo@redhat.com>
830 * config/mips/predicates.md: Revert previous patch.
832 2005-06-07 Jakub Jelinek <jakub@redhat.com>
835 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
838 2005-06-07 Diego Novillo <dnovillo@redhat.com>
840 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
841 (thread_stats): New local variable.
842 (redirect_edges): Increment count of threaded edges.
843 (thread_through_all_blocks): Initialize thread_stats.
844 Display number of threaded jumps if TDF_STATS is enabled.
846 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
848 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
849 the current bit index with no modulo.
851 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
853 PR 18403 and meta PR 21861.
854 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
855 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
856 (evolution_function_is_invariant_rec_p,
857 evolution_function_is_invariant_p): New.
858 (chrec_convert): Use an extra parameter AT_STMT for refining the
859 information that is passed down to convert_step. Integrate the
860 code that was in count_ev_in_wider_type.
861 * tree-chrec.h (count_ev_in_wider_type): Removed.
862 (chrec_convert): Modify its declaration.
863 (evolution_function_is_invariant_p): Declared.
864 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
865 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
866 (scev_probably_wraps_p): Declared.
867 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
868 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
869 Use an extra parameter AT_STMT for refining the information that is
870 passed down to convert_step.
871 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
872 analyze_scalar_evolution_1): Initialize AT_STMT with the current
874 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
875 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
876 can_count_iv_in_wider_type to use convert_step.
877 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
878 code that is independent of the loop over the known iteration
879 bounds to convert_step_widening, the rest is moved to
880 proved_non_wrapping_p.
881 (scev_probably_wraps_p): New.
882 (can_count_iv_in_wider_type): Renamed convert_step.
883 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
884 Use scev_probably_wraps_p for computing init_is_max.
885 (vrp_visit_assignment): Pass the current analyzed statement to
886 adjust_range_with_scev.
887 (execute_vrp): Call estimate_numbers_of_iterations for refining the
888 information provided by scev analyzer.
890 2005-06-07 Eric Christopher <echristo@redhat.com>
892 * config/mips/predicates.md (sleu_operand): Use
893 IN_RANGE to specify range of operand.
895 2005-06-07 Steven Bosscher <stevenb@suse.de>
897 PR tree-optimization/21847
898 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
899 -fnon-call-exceptions, also mark statements inherently
900 necessary if they may throw.
902 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
904 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
905 ("type"): Add "sem" to 'type' attribute.
906 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
907 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
908 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
909 "*sync_compare_and_swap_ccsi"): New patterns.
910 * config/s390/2064.md: ("z_sem"): New insn_reservation.
911 * config/s390/2084.md: ("x_sem"): New insn_reservation.
912 * config/s390/s390.c: (s390_compare_emitted): New global variable.
913 (s390_emit_compare): Do not emit comparison again after cas.
914 * config/s390/s390.h (s390_compare_emitted): Declare.
916 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
918 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
919 sbitmap_iter_cond, sbitmap_iter_next): New.
920 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
921 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
922 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
923 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
925 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
927 * tree-ssa-address.c: New file.
928 * Makefile.in (tree-ssa-address.o): Add.
929 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
930 INDIRECT_REFs. Handle TARGET_MEM_REFs.
931 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
932 * tree-flow.h (struct mem_address): New.
933 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
934 (create_mem_ref, addr_for_mem_ref, get_address_description,
935 maybe_fold_tmr, multiplier_allowed_in_address_p,
936 multiply_by_cost): Declare.
937 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
938 * tree-pretty-print.c (dump_generic_node): Ditto.
939 * tree-ssa-loop-im.c (for_each_index): Ditto.
940 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
941 find_interesting_uses_address): Ditto.
942 (rewrite_address_base, build_addr_strip_iref): Removed.
943 (struct affine_tree_combination): Moved to tree-flow.h.
944 (get_ref_tag, copy_ref_info): New functions.
945 (rewrite_use_address): Produce TARGET_MEM_REFs.
946 (tree_ssa_iv_optimize): Do not call update_ssa
947 and rewrite_into_loop_closed_ssa.
948 (tree_to_aff_combination): Use build_fold_addr_expr instead of
949 build_addr_strip_iref.
950 (unshare_aff_combination): New function.
951 (fold_affine_sum): Removed.
952 (get_computation_at): Use get_computation_aff. Unshare the result.
953 (get_computation_aff, multiplier_allowed_in_address_p): New function.
954 (multiply_by_cost): Exported.
955 (get_address_cost): Use multiplier_allowed_in_address_p.
956 * tree-ssa-operands.c (get_tmr_operands): New function.
957 (get_expr_operands): Handle TARGET_MEM_REFs.
958 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
959 (build): Handle 7 arguments.
960 (build7_stat): New function.
961 * tree.def (TARGET_MEM_DEF): New.
962 * tree.h (REF_ORIGINAL): Removed.
963 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
964 TMR_TAG, build7): New macros.
965 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
966 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
967 * doc/c-tree.texi: Document TARGET_MEM_REF.
968 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
970 2005-06-07 Jakub Jelinek <jakub@redhat.com>
973 * dwarf2out.c (add_loc_descr_op_piece): New function.
974 (multiple_reg_loc_descriptor, concat_loc_descriptor,
975 loc_descriptor): Use it.
976 * var-tracking.c: Include regs.h and expr.h.
977 (emit_note_insn_var_location): Skip over pieces where offset
978 is smaller than previous offset plus previous piece mode size.
979 Optimize adjacent hard registers or memory locations.
980 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
982 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
984 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
986 * gimplify.c (gimplify_cond_expr): No need to fix up the
989 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
991 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
994 2005-06-07 Geoffrey Keating <geoffk@apple.com>
996 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
997 'stwux' instructions that are considered to be stack decrements.
999 * rtlanal.c (subreg_offset_representable_p): Handle objects
1002 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1004 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1005 in call to pre_edge_lcm.
1007 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1009 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1010 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1011 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1013 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1014 dwarf register number for SHmedia.
1015 (shmedia_fallback_frame_state): New.
1016 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1018 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1020 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1022 * c-lex.c (lex_string): Use XOBFINISH.
1023 * collect2.c (extract_string, dump_file): Likewise.
1024 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1025 * gcc.c (init_spec, build_search_list, convert_filename,
1026 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1027 * genpreds.c (write_predicate_subfunction): Likewise.
1028 * genflags.c (main): Likewise.
1029 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1030 join_c_conditions, read_quoted_string, read_braced_string,
1031 read_rtx_1): Likewise.
1032 * stringpool.c (ggc_alloc_string): Likewise.
1033 * tlink.c (obstack_fgets, recompile_files): Likewise.
1035 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1037 * intl.h (G_): New macro.
1038 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1039 instead of msgid for argument name.
1040 * tree-ssa.c (warn_uninit): Likewise.
1041 * c-parser.c (c_parser_error): Likewise.
1042 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1043 * config/darwin-c.c (BAD): Likewise.
1044 * config/c4x/c4x-c.c (BAD): Likewise.
1045 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1046 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1047 * c-common.c (c_parse_error): Likewise.
1048 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1049 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1051 (fnotice): Use cmsgid instead of msgid for argument name.
1052 * gcov.c (fnotice): Likewise.
1053 * protoize.c (notice): Likewise.
1054 * final.c (output_operand_lossage): Likewise.
1055 * gcc.c (fatal, notice): Likewise.
1056 (error): Use gmsgid instead of msgid for argument name.
1057 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1058 of msgid for argument name.
1059 (error): Use gmsgid instead of msgid for argument name.
1060 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1062 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1063 * tree-inline.c (inline_forbidden_p_1): Likewise.
1064 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1065 conventions for marking translations.
1066 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1068 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1071 * fold-const.c (operand_equal_p): Don't return 1, if element
1072 chains for 2 VECTOR_CSTs are not the same length.
1075 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1076 not all VECTOR_CST elements are given.
1078 * combine.c (try_combine): Use hard_regno_nregs array instead of
1079 HARD_REGNO_NREGS macro.
1080 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1081 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1082 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1084 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1086 * tree-ssa-reassoc.o: New.
1087 (OBJS-common): Add tree-ssa-reassoc.o
1088 * timevar.def: Add TV_TREE_REASSOC
1089 * tree-optimize.c (pass_reassoc): Add call.
1090 * tree-pass.h (pass_reassoc): Add.
1091 * tree-ssa-reassoc.c: New file.
1093 2005-06-06 Eric Christopher <echristo@redhat.com>
1096 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1098 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1100 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1101 HAVE_GAS_MAX_SKIP_P2ALIGN.
1102 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1104 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1106 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1107 getopt.h dependency.
1108 (mips-tdump.o): Likewise.
1110 2005-06-06 Jan Hubicka <jh@suse.cz>
1112 * predict.c (tree_predict_edge): Don't drop useless predictions;
1113 check that it is not called too late in the game.
1114 (gate_estimate_probability): New gate.
1115 (pass_profile): Gate.
1116 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1117 predictions; update CFG instead.
1118 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1120 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1122 * config.gcc (bfin*-uclinux*): New.
1123 * config/bfin/uclinux.h: New file.
1125 2005-06-06 Ben Elliston <bje@au.ibm.com>
1127 * doc/md.texi (Insn Splitting): Fix some wording.
1129 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1131 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1132 (rs6000_emit_swdivdf): New function.
1133 * config/rs6000/rs6000.md (fres): New pattern.
1134 (divsf3): Add approximation through rs6000_emit_swdivsf.
1135 (fred): New pattern.
1136 (divdf3): Add approximation through rs6000_emit_swdivdf.
1137 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1138 (rs6000_emit_swdivdf): Declare.
1139 * config/rs6000/rs6000.opt (mswdiv): New option.
1140 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1142 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1144 PR tree-optimization/21846
1145 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1146 * tree-flow.h (substitute_in_loop_info): Declare.
1147 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1148 Ensure that chrec_dont_know and chrec_known have a type.
1149 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1151 2005-06-05 Steven Bosscher <stevenb@suse.de>
1153 * config/i386/i386.c (x86_use_loop): Remove.
1154 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1155 (TARGET_USE_LOOP): Remove.
1156 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1157 Also remove related define_splits.
1159 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1161 * tree-flow.h (stmt_ann_d): Move aux to ...
1162 (tree_ann_common_d): ... here.
1163 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1164 move_computations_stmt, schedule_sm): Update references to
1166 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1167 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1168 call to set_stmt_info.
1169 (vect_transform_loop): Likewise.
1170 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1173 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1175 (vect_mark_relevant): Takes two additional arguments - live_p and
1176 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1177 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1178 relevant stmt. Return two values = live_p and relevant_p.
1179 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1180 vect_stmt_relevant_p with additional arguments. Phis are no longer
1181 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1182 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1183 stmt that is marked as irrelevant and live, cause it's only used out
1184 side the loop, may need to be vectorized (e.g. reduction).
1185 (vect_analyze_operations): Examine phis. Call
1186 vectorizable_live_operation for for LIVE_P stmts. Check if
1188 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1189 vectorization - just classify the scalar cycles created by the loop
1190 phis. Call vect_is_simple_reduction.
1191 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1192 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1193 call to set_stmt_info.
1194 (vect_get_vec_def_for_operand): Code reorganized - the code that
1195 classifies the type of use was factored out to vect_is_simple_use.
1196 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1197 additional arguments.
1198 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1199 and computes a loop_vec_def.
1200 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1202 (vectorizable_live_operation): New.
1203 (vect_transform_stmt): Handle LIVE_P stmts.
1204 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1205 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1206 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1207 (vect_is_simple_use): Determine the type of the def and return it
1208 in a new function argument. Consider vect_reduction_def and
1209 vect_induction_def, but for now these are not supported.
1210 (vect_is_simple_reduction): New. Empty for now.
1211 * tree-vectorizer.h (vect_def_type): New enum type.
1212 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1213 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1214 (vect_is_simple_use): New arguments added to function declaration.
1215 (vect_is_simple_reduction): New function declaration.
1216 (vectorizable_live_operation): New function declaration.
1218 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1219 (vect_can_advance_ivs_p): Likewise.
1220 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1222 2005-06-05 Eric Christopher <echristo@redhat.com>
1224 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1226 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1229 * config/mmix/mmix.md ("*movdicc_real_foldable")
1230 ("*movdfcc_real_foldable", "*bCC_foldable")
1231 ("*bCC_inverted_foldable"): Specify DImode for register being
1234 2005-06-04 Roger Sayle <roger@eyesopen.com>
1236 * reg-stack.c (struct block_info_def): Correct grammar typo.
1237 (compensate_edge): Clean-up. Perform as little work as possible
1238 when src and dest stacks match. Avoid modifying block_info.
1239 Reorder and simplify assertion checks. Avoid unnecessary copying
1240 of regstack structure.
1241 (convert_regs_1): Set the done flag here...
1242 (convert_regs_2): ... instead of here.
1244 2005-06-04 Dale Johannesen <dalej@apple.com>
1246 * config/rs6000/rs6000.c (no_global_regs_above): New.
1247 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1248 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1249 (rs6000_conditional_register_usage): Don't put Darwin PIC
1250 register in global_regs.
1251 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1253 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1254 if not done by lr_save_p.
1255 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1256 Use rotate instead of ashift.
1257 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1258 (call_value_indirect_nonlocal_sysv): Ditto.
1260 2005-06-04 Jan Hubicka <jh@suse.cz>
1262 * cgraphunit.c (cgraph_reset_node): Break out from ...
1263 (cgraph_finalize_function): ... here.
1264 (cgraph_finalize_compilation_unit): Reset nodes where backend
1267 2005-06-04 Richard Henderson <rth@redhat.com>
1270 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1271 until we've passed initial ldgp.
1273 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1275 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1276 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1277 * expr.c (expand_var): Ditto.
1278 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1279 * gimplify.c (gimplify_decl_expr): Ditto.
1280 (gimplify_expr): Ditto.
1281 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1282 * tree.c (value_expr_for_decl): New.
1283 (print_value_expr_statistics): New.
1284 (init_ttree): Init value_expr_for_decl.
1285 (decl_value_expr_lookup): New.
1286 (decl_value_expr_insert): Ditto.
1287 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1288 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1289 (SET_DECL_VALUE_EXPR): New.
1290 (DECL_HAS_VALUE_EXPR_P): New.
1292 2005-06-04 Steven Bosscher <stevenb@suse.de>
1294 * lcm.c: Move all mode-switching related functions from here...
1295 * mode-switching.c: ...to this new file.
1296 * doc/passes.texi: Update accordingly.
1298 * basic-block.h (label_value_list): Remove extern decl.
1299 * cfgrtl.c (label_value_list): Remove.
1300 (can_delete_label_p): Don't look at it.
1301 * cfgcleanup.c (cleanup_cfg): Don't free it.
1303 * common.opt: Don't refer to non-existing flag_alias_check.
1305 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1307 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1309 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1311 * function.c (prologue, epilogue, sibcall_epilogue): Change
1312 their types to VEC(int,heap)*.
1313 (free_after_compilation): Free the three vectors above.
1314 (init_function_for_compilation, record_insns, contains,
1315 prologue_epilogue_contains, sibcall_epilogue_contains,
1316 reposition_prologue_and_epilogue_notes): Use VEC instead of
1317 VARRAY. (init_function_once): Remove.
1318 * function.h: Remove the prototype for init_function_once.
1319 * toplev.c (backend_init): Don't call init_function_once.
1321 2005-06-04 Jan Hubicka <jh@suse.cz>
1323 * predict.c (tree_predict_edge): Do not predict entry edge and
1324 single succestor edge.
1326 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1329 * c-typeck.c (push_init_level): Don't pop levels without braces if
1332 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1334 * tree-data-ref.c (compute_self_dependence): New function.
1335 (compute_all_dependences): Use it.
1337 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1339 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1340 (c_parser_expr_list): Don't use chainon().
1342 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1343 when -isysroot passed.
1345 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1348 * c-decl.c (start_function): Restore label_context_stack_se and
1349 label_context_stack_vm if returning with an error.
1351 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1353 * configure.ac: Check declaration for asprintf, needed by
1355 * configure: Regenerate.
1356 * config.in: Likewise.
1358 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1360 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1361 allocate info array.
1362 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1363 range to varying in cast expressions that change
1366 2005-06-03 Eric Christopher <echristo@redhat.com>
1368 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1371 2005-06-03 Jan Hubicka <jh@suse.cz>
1373 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1374 * cfg.c (remove_edge): Use it.
1375 * predict.c (remove_predictions_associated_with_edge): New function.
1377 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1379 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1380 Clear call_realy_used_regs[r2] when ABI_AIX.
1382 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1385 * fold-const.c (fold_binary): Fix type mismatches in folding
1388 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1390 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1393 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1395 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1397 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1399 * reload1.c (reload): Revert my previous patch.
1401 2005-06-03 Nick Clifton <nickc@redhat.com>
1403 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1406 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1408 PR tree-optimization/21849
1409 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1411 2005-06-02 Richard Henderson <rth@redhat.com>
1413 * Makefile.in (tree-vect-generic.o): New.
1414 (OBJS-common, GTFILES, s-gtype): Add it.
1415 * tree-complex.c (build_replicated_const, vector_inner_type,
1416 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1417 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1418 do_negate, expand_vector_piecewise, expand_vector_parallel,
1419 expand_vector_addition, expand_vector_operation,
1420 type_for_widest_vector_mode, expand_vector_operations_1,
1421 gate_expand_vector_operations, expand_vector_operations,
1422 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1423 (tree_lower_complex): Rename from tree_lower_operations.
1424 (pass_lower_complex): Rename from pass_pre_expand.
1425 * tree-vect-generic.c: New file.
1426 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1427 (pass_lower_vector): New.
1428 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1430 2005-06-02 Richard Henderson <rth@redhat.com>
1432 * modulo-sched.c (doloop_register_get): Protect against
1433 doloop_end not defined.
1435 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1437 * config/sh/sh.c (general_movsrc_operand,
1438 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1439 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1440 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1441 xor_operand, cmp_operand, logical_operand, and_operand,
1442 fpscr_operand, fpul_operand, symbol_ref_operand,
1443 commutative_float_operator, noncommutative_float_operator,
1444 unary_float_operator, binary_float_operator,
1445 binary_logical_operator, equality_comparison_operator,
1446 greater_comparison_operator, less_comparison_operator,
1447 shift_operator, logical_operator, target_reg_operand,
1448 target_operand, mextr_bit_offset, extend_reg_operand,
1449 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1450 general_extend_operand, ua_address_operand,
1451 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1452 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1453 shift_count_reg_operand, shift_count_operand,
1454 unaligned_load_operand): Move to ...
1455 * config/sh/predicates.md: ... here.
1456 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1459 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1461 * tree.c (build_common_builtin_nodes): Fix the return type on
1464 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1466 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1467 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1468 (strip_offset_1): Likewise.
1469 (tree_to_aff_combination): Likewise.
1471 2005-06-02 DJ Delorie <dj@redhat.com>
1473 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1476 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1478 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1479 binary operations with the correct types.
1480 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1481 for all computation.
1483 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1485 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1486 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1488 * doc/install.texi: Fix a typo.
1490 2005-06-02 Jan Hubicka <jh@suse.cz>
1492 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1493 inline functions are not local.
1495 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1497 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1499 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1502 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1504 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1507 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1509 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1511 (s390_dump_pool): Likewise.
1512 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1513 (s390_chunkify_start): Likewise.
1514 (s390_dump_execute): Remove.
1515 (s390_reorg): Handle out-of-pool execute templates.
1517 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1519 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1522 2005-06-02 Jan Hubicka <jh@suse.cz>
1524 * cgraph.c (cgraph_node): Maintain master clones.
1525 (cgraph_remove_node): Likewise.
1526 (availability_names): New static variable.
1527 (dump_cgraph_node): Dump availability.
1528 (dump_cgraph_varpool_node): Likewise.
1529 (cgraph_is_master_clone, cgraph_master_clone,
1530 cgraph_function_body_availability,
1531 cgraph_variable_initializer_availability): New functions.
1532 * cgraph.h (availability): New enum.
1533 (struct cgraph_node): Add master_clone.
1534 (cgraph_is_master_clone, cgraph_master_clone,
1535 cgraph_function_body_availability,
1536 cgraph_variable_initializer_availability): Declare.
1537 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1538 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1539 * ipa-inline.c (cgraph_decide_inlining): Do not call
1540 cgraph_remove_unreachable_nodes.
1542 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1545 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1548 * tree-vrp.c (nonnull_arg_p): New.
1549 (get_value_range): Call it.
1551 2005-06-02 Eric Christopher <echristo@redhat.com>
1553 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1555 (mips_rtx_cost_data): New datatype.
1556 (MEMORY_MOVE_COST): Use data from structure.
1557 (BRANCH_COST): Ditto.
1558 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1559 * config/mips/mips.md (cpu): Rework for processor_type changes.
1560 * config/mips/mips.c (mips_cost): New variable.
1561 (DEFAULT_COSTS): Define.
1562 (mips_rtx_cost_data): New.
1563 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1564 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1565 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1566 (override_options): Set cost data.
1567 (mips_register_move_cost): Formatting changes.
1568 (bdesc_arrays): Use PROCESSOR_MAX.
1569 (mips_init_builtins): Ditto.
1571 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1574 * doc/invoke.texi: Document -ftree-vrp.
1576 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1578 PR tree-optimization/21734
1579 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1580 phi_result when current_def is not available.
1581 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1584 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1586 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1587 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1589 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1591 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1593 2005-06-02 Jan Hubicka <jh@suse.cz>
1595 * cgraph.c (dump_cgraph_node): Print new flags.
1596 (dump_cgraph_varpool_node): Likewise.
1597 (decide_variable_is_needed): Initialize externally_visible flag.
1598 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1599 (cgraph_varpool_node): Likewise.
1600 (cgraph_function_flags_ready): Declare.
1601 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1602 (cgraph_function_and_variable_visibility) ... this one; handle
1603 externally_visible flags.
1604 (decide_is_function_needed): Set externally_visible flag.
1605 (cgraph_finalize_function): Deal properly with early cleanups.
1606 (cgraph_optimize): Update call of
1607 cgraph_function_and_variable_visibility.
1609 2005-06-02 Steven Bosscher <stevenb@suse.de>
1610 Mostafa Hagog <mustafa@il.ibm.com>
1612 * cfgloop.h (doloop_condition_get): Make external.
1613 * loop-doloop.c (doloop_condition_get): Generalize to make it
1614 usable in modulo-sched.c.
1615 * modulo-sched.c (doloop_register_get): Use
1616 doloop_condition_get instead of duplicating it.
1618 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1620 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1621 the correct set of init_insns that need deletion.
1622 * local-alloc.c (update_equiv_regs): When substituting sole definition
1623 into sole use of a reg, delete it from liveness information.
1625 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1627 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1629 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1631 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1632 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1633 * fold-const.c (invert_tree_comparison): Make extern.
1634 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1635 (struct value_range_def): Limewise.
1636 (get_value_range): Remove.
1637 (dump_value_range): Remove.
1638 (dump_all_value_ranges): Remove.
1639 (debug_all_value_ranges): Remove.
1640 (vrp_evaluate_conditional): Declare.
1641 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1643 (substitute_and_fold): Add argument use_ranges_p.
1645 If use_ranges_p is true, call fold_predicate_in to fold
1646 predicates using range information.
1647 Ignore ASSERT_EXPRs.
1648 Change debugging output to only show statements that have been
1650 (replace_phi_args_in): Move debugging output code from
1651 substitute and fold.
1652 (fold_predicate_in): New local function.
1653 * tree-ssa-propagate.h (enum value_range_type): Move from
1655 (struct value_range_d): Likewise.
1657 (value_range_t): Rename from value_range.
1658 * tree-vrp.c (found_in_subgraph): Rename from found.
1659 (get_opposite_operand): Remove.
1660 (struct assert_locus_d): Declare.
1661 (assert_locus_t): Declare.
1662 (need_assert_for): Declare.
1663 (asserts_for): Declare.
1664 (blocks_visited): Declare.
1665 (vr_value): Declare.
1666 (set_value_range): Add argument 'equiv'.
1667 Don't drop to VARYING ranges that cover all values in the
1669 Make deep copy of equivalence set 'equiv'.
1670 (copy_value_range): New local function.
1671 (set_value_range_to_undefined): New local function.
1672 (compare_values): Return -2 if either value has overflowed.
1673 (range_includes_zero_p): New local function.
1674 (extract_range_from_assert): Flip the predicate code if the
1675 name being asserted is on the RHS of the predicate.
1676 Avoid creating unnecessary symbolic ranges if the comparison
1677 includes another name with a known numeric range.
1678 Update the equivalnce set of the new range when asserting
1680 (extract_range_from_ssa_name): Update the equivalence set of
1681 the new range with VAR.
1682 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1683 If -fwrapv is used, set the resulting range to VARYING if the
1684 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1685 TYPE_MAX_VALUE to represent -INF and +INF.
1686 Fix handling of *_DIV_EXPR.
1687 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1688 ABS_EXPR properly by switching the range around if necessary.
1689 (extract_range_from_comparison): New local function.
1690 (extract_range_from_expr): Call it.
1691 (adjust_range_with_scev): Do not adjust the range if using
1692 wrapping arithmetic (-fwrapv).
1693 (dump_value_range): Also show equivalence set.
1694 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1695 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1696 (infer_value_range): Change return value to bool.
1697 Add arguments 'comp_code_p' and 'val_p'.
1698 Do not attempt to infer ranges from statements that may throw.
1699 Store the comparison code in comp_code_p.
1700 Store the other operand to be used in the predicate in val_p.
1701 (dump_asserts_for): New.
1702 (debug_asserts_for): New.
1703 (dump_all_asserts): New.
1704 (debug_all_asserts): New.
1705 (register_new_assert_for): New.
1706 (register_edge_assert_for): New.
1707 (find_conditional_asserts): New.
1708 (find_assert_locations): New.
1709 (process_assert_insertions_for): New.
1710 (process_assert_insertions): New.
1711 (insert_range_assertions): Initialize found_in_subgraph,
1712 blocks_visited, need_assert_for and asserts_for.
1713 Call find_assert_locations and process_assert_insertions.
1714 (remove_range_assertions): Add more documentation.
1715 (vrp_initialize): Change return type to void.
1716 Do not try to guess if running VRP is worth it.
1717 (compare_name_with_value): New.
1718 (compare_names): New.
1719 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1720 use_equiv_p is true, call compare_names and
1721 compare_name_with_value to compare all the ranges for every
1722 name in the equivalence set of the predicate operands.
1724 (vrp_meet): Try harder not to derive a VARYING range.
1725 If two values meet, the resulting equivalence set is the
1726 intersection of the two equivalence sets.
1727 (vrp_visit_phi_node): Call copy_value_range to get the current
1728 range information of the LHS.
1729 (vrp_finalize): Create a value vector representing all the
1730 names that ended up with exactly one value in their range.
1731 Call substitute_and_fold.
1732 (execute_vrp): Document equivalence sets in ranges.
1733 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1734 (struct tree_ssa_name): Remove field value_range.
1735 (invert_tree_comparison): Declare.
1737 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1739 Fix PR tree-optimization/21839
1741 * gimplify.c (zero_sized_field_decl): New function.
1742 (gimplify_init_ctor_eval): Use it.
1744 2005-06-01 Josh Conner <jconner@apple.com>
1747 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1748 to read-only memory if it's sparse.
1750 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1752 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1753 Add documentation for REG_SETJMP
1755 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1757 * stmt.c (expand_case): Use build_int_cst.
1758 (node_has_low_bound): Likewise, and correct type mismatch.
1759 (node_has_high_bound): Likewise.
1760 * fold-const.c (fold_binary): Ensure we build trees
1761 with the correct types - undo what STRIP_NOPS possibly did.
1763 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1765 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1766 * fold-const.c (fold_indirect_ref_1): No longer static.
1767 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1768 folding, if possible.
1770 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1772 * common.opt (fjump-tables): New.
1773 * doc/invoke.texi (-fno-jump-tables): Document.
1774 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1777 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1779 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1780 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1781 (sunlt, sunle): Enable patterns on VFP.
1783 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1784 f_stored, f_flag, f_cvt.
1785 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1786 Include arm1020e.md.
1787 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1788 the ds and fmac pipelines. Re-work all load and store patterns and
1789 all conversion patterns to use new attributes. Adjust reservation
1790 descriptions accordingly.
1791 * arm1020e.md: New file.
1792 * t-arm: Add dependency.
1794 2005-06-01 Jan Hubicka <jh@suse.cz>
1796 * except.c (struct eh_region): Kill unused fields.
1797 * basic-block.h (struct basic_block_def): Likewise.
1799 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1801 PR rtl-optimization/21767
1802 * rtl.h (function_invariant_p): Re-add declaration.
1803 * reload1.c (function_invariant_p): No longer static.
1804 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1805 might have become invalid.
1807 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1811 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1812 on variable sizes types if a decl is a pointer to a VLA.
1813 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1814 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1817 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1819 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1820 _mm_set_ps, _mm_setr_ps): Add __extension__.
1821 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1822 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1823 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1825 (_mm_clflush): Don't use return in void function.
1827 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1828 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1829 Use __inline instead of inline.
1831 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1833 * fold-const.c (fold_binary): Fix types in strlen vs.
1834 zero comparison folding.
1836 2005-06-01 Richard Henderson <rth@redhat.com>
1838 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1839 * config.in, configure: Rebuild.
1840 * config/alpha/alpha.c (print_operand): Add 'j'.
1841 * alpha.md (divmodsi_internal_er_1): Use it.
1842 (divmoddi_internal_er_1): Likewise.
1844 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1846 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1847 * opts.h (print_filtered_help): Delete.
1848 * opts.c (handle_option, decode_options): Remove calls to
1850 (print_target_help): New function.
1851 (common_option, print_help): Call print_target_help instead of
1852 display_target_options.
1853 (print_filtered_help): Make static.
1854 * toplev.h (display_target_options, set_target_switch): Delete.
1855 * toplev.c (target_switches, target_options, display_target_options)
1856 (set_target_switch): Delete.
1857 (print_switch_values): Remove handling of TARGET_SWITCHES and
1859 (default_get_pch_validity): Likewise. Only treat target_flags
1860 specially if targetm.check_pch_target_flags is nonnull.
1861 (pch_option_mismatch): New function.
1862 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1863 and TARGET_OPTIONS. Only treat target_flags specially if
1864 targetm.check_pch_target_flags is nonnull.
1865 * config/ia64/ia64.c (ia64_override_options): Don't mention
1866 TARGET_OPTIONS in comment.
1867 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1868 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1869 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1870 interaction with TARGET_SWITCHES.
1871 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1873 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1875 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1877 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1878 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1879 (cut2_workaround_str): Delete.
1880 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1881 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1882 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1883 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1884 (mgettrcost=, multcost=): New options.
1886 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1888 * opts.h (cl_option_state): New structure.
1889 (get_option_state): Declare.
1890 * opts.c (get_option_state): New function.
1891 * toplev.c (option_affects_pch_p): New function.
1892 (default_get_pch_validity): Store the state of all options for which
1893 option_affects_pch_p returns true.
1894 (default_pch_valid_p): Check the state of those options here.
1895 Only check target_flags separately if targetm.check_pch_target_Flags
1896 is nonnull or if TARGET_SWITCHES is defined.
1898 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1900 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1903 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1905 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1907 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1909 * gcse.c (compute_transp, load_killed_in_block): Use
1912 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1915 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1917 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * errors.h (warning, error, fatal, internal_error): Add printf
1921 * genmodes.c (make_vector_mode): Fix format arguments.
1923 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1925 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1926 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1927 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1928 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1929 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1930 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1931 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1932 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1933 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1934 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1935 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1936 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1937 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1938 errors.h and include toplev.h if necessary.
1940 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1941 errors.h otherwise include toplev.h.
1943 * Makefile.in: Update dependencies.
1945 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1947 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1949 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1951 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1952 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1953 be complemented for big-endian. Mask for AND must be rotated,
1954 not shifted. Handle short operands with NOT on the memory
1957 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1959 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1960 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1961 * dwarf2out.c (dwarf2out_var_location): Ditto.
1962 * toplev.c (default_tree_printer): Ditto.
1963 * tree-outof-ssa.c (create_temp): Ditto.
1964 * tree-sra.c (instantiate_element): Ditto.
1965 * var-tracking.c (track_expr_p): Ditto.
1966 * tree.c (struct tree_map): New structure.
1967 (debug_expr_for_decl): New.
1968 (tree_map_eq): New function.
1969 (tree_map_hash): Ditto.
1970 (tree_map_marked_p): Ditto.
1971 (print_debug_expr_statistics): Ditto.
1972 (decl_debug_expr_lookup): Ditto.
1973 (decl_debug_expr_insert): Ditto.
1974 (dump_tree_statistics): Dump debug_expr hashtable stats.
1975 * tree.h (DECL_DEBUG_EXPR): Change
1976 (SET_DECL_DEBUG_EXPR): Add.
1978 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1980 * configure.ac: Add --enable-secureplt.
1981 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1982 * config.in: Regenerate.
1983 * configure: Regenerate.
1984 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1985 rs6000/secureplt.h to tm_file when enable_secureplt.
1986 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1987 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1988 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1989 * config/rs6000/secureplt.h: New file.
1990 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1991 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1993 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1994 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1995 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1996 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1997 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1998 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1999 TARGET_SECURE_PLT got register load sequence.
2000 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2002 (rs6000_elf_declare_function_name): Don't emit toc address offset
2003 word when TARGET_SECURE_PLT.
2004 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2005 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2006 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2007 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2009 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2010 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2012 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2013 (__trampoline_setup): Likewise. Init r30 before plt call.
2015 2005-05-31 DJ Delorie <dj@redhat.com>
2017 * expr.c (convert_move): When a partial_int requires multiple
2018 conversion steps, make sure successive steps convert the
2019 intermediate value, not the original value.
2021 * expmed.c (expand_mult): Convert partial_int multiplies to
2022 shift/add combinations too.
2024 * genmodes.c (mode_data): Add wider_2x.
2025 (calc_wider_mode): Calculate twice-wider mode too.
2026 (emit_mode_wider): Emit twice-wider mode too.
2027 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2028 * expr.c (expand_expr_real_1): Use it for expanding
2031 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2033 PR tree-optimization/21817
2034 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2036 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2038 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2041 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2045 * fold-const.c (fold_checksum_tree): Copy types also if
2046 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2047 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2049 Tail recurse TREE_LIST's TREE_CHAIN.
2051 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2054 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2055 SSA_NAME twice and cause the loop to become finite. Remove the test
2058 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2060 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2063 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2065 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2066 the documentation to make it more future-proof.
2067 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2068 * target.h (gcc_target): Add check_pch_target_flags.
2069 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2070 (TARGET_INITIALIZER): Include it.
2071 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2072 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2073 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2074 (sh_check_pch_target_flags): New function.
2075 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2077 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2079 * fold-const.c (extract_array_ref): Handle more cases,
2080 do some useful canonicalization of the base.
2081 (fold_binary): Explicitly deal with arrays of zero-sized
2082 structures during folding of &a[i] == &a[j].
2084 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2086 * doc/install.texi (sparc-sun-solaris2*): Update note
2087 about Sun bug 4910101.
2088 (sparc-sun-solaris2.7): Document bootstrap
2089 failure with Sun WorkShop 6 99/08/18 as.
2091 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2093 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2094 regs_invalidated_by_call instead of call_used_regs.
2096 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2099 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2101 * doc/extend.texi: Add clog, clogf, clogl.
2103 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2106 * c-pragma.c: Include "vec.h".
2107 (handle_pragma_visibility): Use VEC.
2109 * doc/invoke.texi: Remove the nested visibility push limit.
2111 2005-05-30 Roger Sayle <roger@eyesopen.com>
2113 PR rtl-optimization/15422
2114 * reg-stack.c (starting_stack_p): New static global.
2115 (straighten_stack): Delete prototype. Change to update the stack
2116 before the current insn.
2117 (subst_stack_regs): Update call to straighten stack.
2118 (emit_swap_insn): Delete prototype. For the first insn in a
2119 basic block, update stack_in instead of emitting a real swap.
2120 (change_stack): When changing the stack before the first insn
2121 in a basic block, update stack_in instead of emitting real code.
2122 (compensate_edges): Clear starting_stack_p during compensation.
2123 (convert_regs_1): Keep track of starting_stack_p whilst processing
2126 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2128 * tree-ssa-ccp.c (const_val): Make it static.
2130 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2133 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2134 pattern involving `:P'.
2136 * Makefile.in (install-cpp): Depend on installdirs.
2138 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2140 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2142 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2143 elim_graph_add_edge, elim_graph_remove_succ_edge,
2144 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2147 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2149 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2150 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2151 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2152 follow spelling conventions in error/dump messages.
2154 2005-05-29 Roger Sayle <roger@eyesopen.com>
2155 Richard Henderson <rth@redhat.com>
2157 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2158 if the RHS isn't suitable for calling emit_move_insn.
2160 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2162 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2163 fold_unary and fold_binary.
2165 2005-05-29 Roger Sayle <roger@eyesopen.com>
2167 * reg-stack.c (propagate_stack): Always copy the source stack to
2168 the destination. This routine is now only called when this is safe.
2169 (better_edge): New function split out from convert_regs_1 to
2170 determine which of two edges is better to propagate across.
2171 (convert_regs_1): We need only search for a best edge if the
2172 stack layout hasn't been defined yet. Use better_edge to help
2173 find beste. No longer traverse unnecessary edges.
2175 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2177 * tree-ssa-alias.c (new_type_alias): New procedure to
2178 create a type memory tag for a pointer with a may-alias
2179 set determined from a variable declaration.
2180 * tree-flow.h: export declaration of new_type_alias
2181 * tree-optimize.c (init_tree_optimization_passes): document
2182 that pass_may_alias cannot be called after pass_vectorize.
2183 * tree-vect-transform (vect_create_data_ref_ptr): Call
2184 new_type_alias when an type memory tag isn't available
2186 (vectorizable_store): Use copy_virtual_operands to update
2187 virtual defs in place (so that loop_version can be called).
2188 Call mark_for_renaming for the virtual defs in case peeling
2189 is done and virtual uses outside the loop need to be updated.
2191 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2193 PR tree-optimization/21639
2194 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2196 2005-05-29 Jan Hubicka <jh@suse.cz>
2198 PR tree-optimization/21562
2199 * cfgexpand.c (construct_init_block): Deal properly with the case
2200 of entry edge not pointing to very first basic block.
2202 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2204 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2205 non-gimple min invariant.
2207 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2208 * tree-flow.h: Add prototypes for start_recording_case_labels
2209 and end_recording_case_labels.
2210 * tree-cfg.c (start_recording_case_labels,
2211 end_recording_case_labels): Export.
2212 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2213 cleanup_control_flow, cleanup_control_expr_graph,
2214 remove_fallthru_edge, phi_alternatives_equal,
2215 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2216 remove_forwarder_block, cleanup_forwarder_blocks,
2217 remove_forwarder_block_with_phi, merge_phi_nodes,
2218 gate_merge_phi, pass_merge_phi): Move to ...
2219 * tree-cfgcleanup.c: ... here.
2221 * basic-block.h: Remove forward declaration of bb_ann_d.
2223 2005-05-28 Jan Hubicka <jh@suse.cz>
2225 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2227 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2229 (tree_mod_subtract): Fix profile updating code.
2230 (tree_divmod_values_to_profile): Do not produce useless value profilers
2233 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2235 * tree-ssa-dom.c (vrp_element_p): Define.
2236 (vrp_hash_elt): Change the type of records to
2237 VEC(vrp_element_p,heap).
2239 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2240 Update uses of VRP records.
2241 (simplify_cond_and_lookup_avail_expr, record_range): Update
2242 uses of VRP records.
2244 * tree-inline.c (cfun_stack): Change the type to
2245 VEC(function_p,heap).
2246 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2248 2005-05-27 Ian Lance Taylor <ian@airs.com>
2250 * c-decl.c (add_stmt): Add C frontend specific version.
2251 (stmts_are_full_exprs_p): Remove.
2252 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2253 (stmts_are_full_exprs_p): Don't declare.
2254 * c-semantics.c (add_stmt): Remove.
2256 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2258 * config/mips/mips-protos.h (mips_declare_object): Add printf
2260 * config/mips/mips.c (mips_declare_object_name): Fix format
2263 2005-05-27 Roger Sayle <roger@eyesopen.com>
2265 * reg-stack.c (compensate_edge): Remove original prototype.
2266 (propagate_stack): New function to copy the stack layout
2267 at the start of a basic block from the layout at the end of
2268 one of its predecessors.
2269 (compensate_edge): Assume that both source and destination
2270 blocks have already had their stack layouts defined.
2271 (compensate_edges): Traverse all non-entry edges in the CFG
2272 and call compensate_edge on each in turn.
2273 (convert_regs_1): Change return type to void. Call
2274 propagate_stack instead of compensate_edge.
2275 (convert_regs_2): Change return type to void. Update call
2276 to convert_regs_1 to ignore the (now void) return value.
2277 (convert_regs): Update calls to convert_regs_2 to ignore
2278 the (now void) return value. After all the basic blocks have
2279 been processed, call compensate_edges to actually emit new
2281 (reg_to_stack): Initialize the aux info for each basic block
2282 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2284 2005-05-28 Jan Hubicka <jh@suse.cz>
2286 * except.c (can_throw_internal_1, can_throw_external_1): Add
2288 (can_throw_external, can_throw_internal): Bring into sync wrt
2290 * except.h (can_throw_internal_1, can_throw_external_1): Update
2292 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2293 Deal properly with resx.
2295 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2297 * basic-block.h (basic_block_def): Add phi_nodes and
2298 predictions. Remove tree_annotations.
2299 * predict.c (tree_predicted_by_p, tree_predict_edge,
2300 combine_predictions_for_bb): Adjust references to predictions.
2301 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2302 create_block_annotation.
2303 (create_block_annotation, free_blocks_annotatios,
2304 clear_blocks_annotations): Remove.
2305 (dump_cfg_stats): Don't print out the memory spent on
2307 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2308 * tree-flow-inline.h (bb_ann): Remove.
2309 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2310 * tree-flow.h (bb_ann_d): Remove.
2311 * tree-if-conv.c (process_phi_nodes): Update a reference to
2313 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2314 create_phi_node, remove_phi_node): Likewise.
2315 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2316 * tree-ssa-dom.c (threaded_blocks): New.
2317 (tree_ssa_dominator_optimize): Initialize, clear, and free
2318 threaded_blocks. Update a call to thread_through_all_blocks.
2319 (thread_across_edge): Use threaded_blocks instead of setting
2320 incoming_edge_threaded.
2321 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2322 a bitmap of blocks that are threaded through.
2323 * tree.h: Move the prototype of threaded_through_blocks to
2326 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2327 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2328 * domwalk.h (dom_walk_data): Change the type of
2329 block_data_stack and free_block_data to VEC(void_p,heap)*.
2330 * tree-ssa-dse.c (dse_initialize_block_local_data,
2331 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2332 VEC instead of VARRAY.
2334 2005-05-27 Jan Hubicka <jh@suse.cz>
2336 * cgraph.c: Include tree-gimple.h
2337 (cgraph_edge): Rename expr to stmt.
2338 (cgraph_create_edge): Likewise.
2339 (cgraph_clone_node): Likewise.
2340 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2341 * cgraphunit.c (record_call_1): Rename to ...
2342 (record_reference): ... this one; do not build edges.
2343 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2344 (current_basic_block): Kill.
2345 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2346 (verify_cgraph_node): Likewise.
2347 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2348 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2349 (copy_edges_for_bb): Simplify EH handling.
2350 (expand_call_inline): Pass statement to cgraph_edge and
2353 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2355 * tree-inline.c (copy_body_r): Manually fold *& to deal
2356 with ADDR_EXPRs with mismatched types for now.
2358 * gimplify.c (fold_indirect_ref_rhs): New function.
2359 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2362 * fold-const.c (fold_indirect_ref_1): Add type argument;
2363 make sure the resulting expression is of this type.
2364 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2366 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2368 PR tree-optimization/21658
2369 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2370 fold_binary_to_constant. Likewise, call fold_unary instead of
2371 fold_unary_to_constant.
2373 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2375 * vec.h: Implement integral type vector specialization.
2376 (VEC_T): Define a non-GTY structure.
2377 (VEC_T_GTY): Define a GTY structure.
2378 (VEC_TA): Rename to ...
2379 (VEC_TA_GTY): ... here.
2380 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2381 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2382 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2383 DEF_VEC_P and DEF_VEC_ALLOC_P.
2384 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2385 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2386 DEF_VEC_O and DEF_VEC_ALLOC_O.
2387 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2388 * lambda-code.c: Likewise.
2389 * tree-into-ssa.c: Likewise.
2390 * tree-ssa-live.c: Likewise.
2392 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2394 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2396 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2397 update_stmt_if_modified before calling update_ssa.
2399 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2401 * config/rs6000/t-rtems: Remove roe multilib variant.
2403 2005-05-26 Roger Sayle <roger@eyesopen.com>
2405 PR tree-optimization/9814
2406 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2407 instruction, add the necessary clobbers by re-expanding the RTL
2408 for arithmetic operations via optab.c's expand_unop/expand_binop.
2409 (noce_try_bitop): New function to optimize bit manipulation idioms
2410 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2411 (noce_process_if_block): Call noce_try_bitop.
2413 2005-05-26 Roger Sayle <roger@eyesopen.com>
2415 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2416 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2417 (reg_to_stack): Move to end of the file. Initialize the per
2418 basic block information here, instead of...
2419 (convert_regs_entry): Here.
2420 (convert_regs): Change unused return type to void.
2422 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2424 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2425 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2426 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2427 config/sh/elf.h, config/sh/symbian-pre.h,
2428 config/sparc/sparc-protos.h: Update copyright.
2430 2005-05-26 Mike Stump <mrs@apple.com>
2432 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2435 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2437 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2438 See through ADDR_EXPR in finding place to propagate into.
2440 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2442 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2443 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2444 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2445 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2446 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2447 tree-ssa-operands.c, tree-vect-analyze.c,
2448 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2449 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2450 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2451 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2452 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2453 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2454 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2455 config/sh/ushmedia.h, config/sparc/sparc.c,
2456 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2457 typos. Follow spelling conventions.
2458 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2459 Follow spelling conventions.
2461 2005-05-26 David Ung <davidu@mips.com>
2463 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2464 that determines whether the MIPS32/64 R2 ext/ins should be used.
2465 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2466 * config/mips/mips.md (extzv): Changed predicate for operand to
2467 nonimmediate_operand. Add code to generate insn patterns for
2468 extzvsi and extzvdi.
2469 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2470 (insv): Similarly for insertion.
2471 (insv<mode>): Similarly.
2473 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2475 * simplify-rtx.c (avoid_constant_pool_reference): Support
2476 offsetted addresses in the constant pool.
2478 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2480 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2481 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2483 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2486 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2487 found in the basic block and last insn in the basic block is not
2488 INSN_P. Remove explicit unspec numbers that are no longer valid
2491 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2493 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2494 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2495 if a vector mode is available.
2497 2005-05-25 Roger Sayle <roger@eyesopen.com>
2500 * fold-const.c (const_binop): Check for division by zero during
2503 2005-05-26 Ian Lance Taylor <ian@airs.com>
2505 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2506 having a declaration after a statement.
2508 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2510 * opt-functions.awk (var_type): New function.
2511 (var_set): Use CLVC_STRING if var_type returns "const char *".
2512 * opth-gen.awk: Use var_type to find out the types of variables.
2513 Don't print comments above each "extern" definition.
2514 * optc-gen.awk: Use var_type in the same way.
2515 * opts.h (cl_var_cond): Rename to...
2516 (cl_var_type): ...this. Add CLVC_STRING.
2517 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2519 * opts.c (handle_option, option_enabled): Update after above name
2520 change. Cast flag_var before using it. Handle CLVC_STRING.
2522 * config/alpha/alpha.h (alpha_tls_size): Delete.
2523 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2524 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2525 (alpha_fptm_string, alpha_mlat_string): Delete.
2526 (alpha_handle_option): Don't set the above variables here. Use the
2527 integer argument to check the validity of -mtls-size=.
2528 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2529 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2530 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2533 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2534 (arc_data_string, arc_rodata_string): Delete.
2535 (arc_handle_option): Don't set the above variables here.
2536 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2537 and initialize them.
2539 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2540 (target_float_abi_name, target_abi_name, structure_size_string)
2541 (arm_pic_register_string): Delete.
2542 (arm_handle_option): Don't set the above variables here, except
2543 in the handling of -mhard-float and -msoft-float.
2544 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2545 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2547 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2548 (avr_handle_option): Delete.
2549 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2552 * config/bfin/bfin.c (bfin_library_id): Delete.
2553 (bfin_handle_option): Don't set it.
2554 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2556 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2557 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2558 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2559 * config/c4x/c4x.opt (mrpts=): Add Var().
2561 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2562 cris_elinux_stacksize_str here.
2563 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2564 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2565 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2566 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2567 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2568 (cris_handle_option): Don't set the above variables here.
2569 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2570 (max-stackframe=): Add Var()s.
2572 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2573 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2574 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2575 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2576 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2577 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2578 (ix86_handle_option): Don't set the above variables here.
2579 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2580 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2581 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2584 * config/ia64/ia64.h (ia64_tls_size): Delete.
2585 * config/ia64/ia64.c (ia64_tls_size): Delete.
2586 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2587 reading the integer argument from the "value" parameter. Don't
2588 set ia64_tls_size here.
2589 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2590 Add Var() and Init().
2592 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2593 (m32r_cache_flush_trap): Delete.
2594 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2595 (m32r_cache_flush_trap): Delete.
2596 (m32r_handle_option): Don't set the above variables when handling
2597 -mflush-func= and -mflush-trap=.
2598 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2601 * config/mips/mips.h (mips_cache_flush_func): Delete.
2602 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2603 (mips_cache_flush_func): Delete.
2604 (mips_handle_option): Don't set the above variables when handling
2605 -march=, -mtune= and -mflush-func=.
2606 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2608 * config/s390/s390.c (s390_arch_string): Delete.
2609 (s390_handle_option): Don't set it here.
2610 * config/s390/s390.opt (march=): Add Var().
2612 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2613 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2614 (sparc_handle_option): Don't set it here.
2615 * config/sparc/sparc.opt (mcmodel=): Add Var().
2617 2005-05-25 Roger Sayle <roger@eyesopen.com>
2619 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2620 call to convert_to_integer by building the NOP_EXPR directly.
2622 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2624 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2626 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2627 Jeff Law <law@redhat.com>
2629 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2630 constant and side_effects of the ADDR_EXPR are consistent.
2632 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2633 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2635 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2637 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2638 (s390_function_arg, s390_gimplify_va_arg): Use them.
2639 (s390_register_info): Save only required subset of argument
2640 registers into save area for va_list.
2641 (s390_va_start): Initialize only required elements of va_list struct.
2642 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2644 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2646 * reload1.c (verify_initial_elim_offsets): Return boolean status
2647 instead of aborting.
2648 (reload): Adapt verify_initial_elim_offsets call site. Restart
2649 main loop if some initial elimination offsets changed.
2651 2005-05-25 Adam Nemet <anemet@lnxw.com>
2653 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2654 of -mno-svr4-struct-return.
2656 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2658 Fix PR tree-optimization/21705
2660 * tree-ssa-pre.c (in_fre): New static variable.
2661 (create_value_expr_from): Recursively value number reference ops
2663 (can_value_number_call): Temporary restrict only exists for
2666 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2668 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2669 sizeof (bitmap *) with sizeof (bitmap).
2671 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2673 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2676 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2678 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2681 2005-05-25 Jan Hubicka <jh@suse.cz>
2683 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2684 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2685 * cgraph.h (cgraph_global_info): Add estimated_growth.
2686 * ipa-inline.c: Include coverage.h
2687 (max_insns, max_count): New static variables.
2688 (cgraph_estimate_size_after_inlining): Cache the result.
2689 (cgraph_estimate_growth):
2690 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2691 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2692 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2694 (ipa_passes): Initialize bitmaps.
2696 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2698 * loop-doloop.c: Include "target.h".
2699 (doloop_valid_p): Move tests to function in targhooks.c.
2700 * target.h (struct gcc_target): New target hook
2701 "insn_valid_within_doloop".
2702 * target-def.h: Define default value for "insn_valid_within_doloop".
2703 (TARGET_INITIALIZER): Insert new target hook into initializer.
2704 * targhooks.c (default_insn_valid_within_doloop): New function.
2705 * targhooks.h (default_insn_valid_within_doloop): Declare.
2706 * hooks.c (hook_bool_rtx_true): New function.
2707 * hooks.h (hook_bool_rtx_true): Declare.
2708 * doc/tm.texi: Add documentation for new target hook.
2710 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2713 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2714 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2715 (sparc_tls_referenced_p): New prototype.
2716 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2717 (sparc_expand_move): Look for TLS addresses with constant offsets.
2718 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2719 tls_symbolic_operand.
2720 (legitimate_pic_operand_p): Likewise.
2721 (legitimate_address_p): Likewise.
2722 (legitimize_address): Likewise.
2723 (sparc_tls_symbol_ref_1): New function.
2724 (sparc_tls_referenced_p): New function.
2725 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2726 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2727 (tld_symbolic_operand): Likewise.
2728 (tie_symbolic_operand): Likewise.
2729 (tle_symbolic_operand): Likewise.
2731 2005-05-24 DJ Delorie <dj@redhat.com>
2733 * common.opt (-Wattributes): New. Default true.
2734 * doc/invoke.texi (-Wno-attributes): Document.
2736 * attribs.c (decl_attributes): Move warning control from if() to
2738 * c-common.c (handle_packed_attribute): Likewise.
2739 (handle_nocommon_attribute): Likewise.
2740 (handle_common_attribute): Likewise.
2741 (handle_noreturn_attribute): Likewise.
2742 (handle_noinline_attribute): Likewise.
2743 (handle_always_inline_attribute): Likewise.
2744 (handle_used_attribute): Likewise.
2745 (handle_unused_attribute): Likewise.
2746 (handle_const_attribute): Likewise.
2747 (handle_transparent_union_attribute): Likewise.
2748 (handle_constructor_attribute): Likewise.
2749 (handle_destructor_attribute): Likewise.
2750 (handle_mode_attribute): Likewise.
2751 (handle_alias_attribute): Likewise.
2752 (handle_visibility_attribute): Likewise.
2753 (handle_tls_model_attribute): Likewise.
2754 (handle_malloc_attribute): Likewise.
2755 (handle_returns_twice_attribute): Likewise.
2756 (handle_pure_attribute): Likewise.
2757 (handle_deprecated_attribute): Likewise.
2758 (handle_vector_size_attribute): Likewise.
2759 (handle_nothrow_attribute): Likewise.
2760 (handle_cleanup_attribute): Likewise.
2761 (handle_warn_unused_result_attribute): Likewise.
2762 (handle_sentinel_attribute): Likewise.
2763 * c-decl.c (diagnose_mismatched_decls): Likewise.
2764 (start_decl): Likewise.
2765 (grokdeclarator): Likewise.
2766 (start_function): Likewise.
2767 * c-format.c (check_function_format): Likewise.
2768 * stor-layout.c (place_field): Likewise.
2769 (finalize_record_size): Likewise.
2770 * tree.c (handle_dll_attribute)): Likewise.
2771 * varasm.c (default_assemble_visibility): Likewise.
2772 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2773 (darwin_assemble_visibility): Likewise.
2774 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2775 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2776 (arm_handle_isr_attribute): Likewise.
2777 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2778 (avr_handle_fndecl_attribute): Likewise.
2779 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2780 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2781 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2782 (h8300_handle_eightbit_data_attribute): Likewise.
2783 (h8300_handle_tiny_data_attribute): Likewise.
2784 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2785 (ix86_handle_regparm_attribute): Likewise.
2786 (ix86_handle_struct_attribute): Likewise.
2787 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2788 (i386_pe_encode_section_info): Likewise.
2789 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2790 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2791 (ip2k_handle_fndecl_attribute): Likewise.
2792 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2793 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2794 (m68hc11_handle_fntype_attribute): Likewise.
2795 (m68hc11_encode_section_info): Likewise.
2796 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2797 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2798 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2799 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2800 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2801 (sh_handle_sp_switch_attribute): Likewise.
2802 (sh_handle_trap_exit_attribute): Likewise.
2803 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2804 (sh_symbian_handle_dll_attribute): Likewise.
2805 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2806 (xstormy16_handle_below100_attribute): Likewise.
2807 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2809 * c-common.c (unsigned_conversion_warning): Move warning control
2810 from if() to warning(OPT_*).
2811 (c_common_truthvalue_conversion): Likewise.
2812 (c_do_switch_warnings): Likewise.
2813 * c-decl.c (diagnose_mismatched_decls): Likewise.
2814 (diagnose_mismatched_decls): Likewise.
2815 (define_label): Likewise.
2816 (grokdeclarator): Likewise.
2817 * c-format.c (check_format_info): Likewise.
2818 * c-lex.c (interpret_integer): Likwise.
2819 (lex_string): Likewise.
2820 * c-opts.c (c_common_post_options): Likewise.
2821 * c-parser.c (c_parser_unary_expression): Likewise.
2822 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2823 (handle_pragma_extern_prefix): Likewise.
2824 * c-typeck.c (build_binary_op): Likewise.
2825 * gcse.c (is_too_expensive): Likewise.
2826 * opts.c (decode_options): Likewise.
2827 * stor-layout.c (place_field): Likewise.
2828 * tree-cfg.c (remove_bb): Likewise.
2830 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2831 * flags.h (warn_return_type): Remove.
2832 * toplev.c (warn_return_type): Likewise.
2834 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2836 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2837 existence of long long and __int64 before determining their size.
2838 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2839 * configure, config.h.in: Regenerate.
2841 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2843 * configure: Regenerate.
2845 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2847 * c-common.h (objc_comptypes): Remove prototype.
2848 (objc_compare_types): New prototype.
2849 (objc_volatilized_decl): Likewise.
2850 (objc_type_quals_match): Likewise.
2851 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2852 objc_volatilize_decl().
2853 * c-typeck.c (comp_target_types): Remove third parameter; do
2854 not call objc_comptypes().
2855 (comptypes): Remove calls to objc_comptypes().
2856 (build_function_call): Extend compatible prototype check to ObjC.
2857 (build_conditional_expr): Adjust call to comp_target_types().
2858 (convert_for_assignment): Call objc_compare_types() instead of
2859 objc_comptypes(); adjust calls to comp_target_types(); call
2860 objc_type_quals_match() before issuing qualifier mismatch
2862 (build_binary_op): Call objc_compare_types() before issuing
2863 pointer mismatch warnings; adjust calls to
2864 comp_target_types().
2865 * stub-objc.c (objc_comptypes): Remove stub.
2866 (objc_compare_types): New stub.
2867 (objc_volatilized_decl): Likewise.
2868 (objc_type_quals_match): Likewise.
2870 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2872 * config/ia64/ia64intrin.h: Define nothing for C++:
2873 overloaded builtins have been ported to C++.
2875 2005-05-24 Jeff Law <law@redhat.com>
2877 * tree-nested.c (build_addr): New "context" argument. Temporarily
2878 set current_function_decl around the call to build the ADDR_EXPR.
2879 (get_static_chain): Pass proper context to build_addr.
2880 (convert_nl_goto_reference): Likewise.
2881 (convert_tramp_reference): Likewise.
2882 (final_nesting_tree_1): Likewise.
2883 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2884 (tree_gen_pow2_profiler): Likewise.
2885 (tree_gen_one_value_profiler): Likewise.
2886 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2887 * tree.h (build_addr): Update prototype.
2889 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2891 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2892 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2893 write to has_escape_site.
2895 2005-05-24 Jeff Law <law@redhat.com>
2897 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2898 * tree-cfg.c: Include tree-ssa-propagate.h.
2899 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2902 2005-05-24 Nick Clifton <nickc@redhat.com>
2904 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2905 __NO_FPRS__ when 'f' class registers will not be available.
2907 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2909 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2911 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2913 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2916 2005-05-23 Jeff Law <law@redhat.com>
2918 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2919 recompute_tree_invariant_for_addr_expr here.
2920 (optimize_stmt): Call it here instead and do so if anything
2921 at all has changed in the statement and the RHS is an ADDR_EXPR.
2922 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2923 needed, call recompute_tree_invariant_for_addr_expr.
2924 * tree-ssa-propagate.c (substitute_and_fold): Call
2925 recompute_tree_invariant_for_addr_expr as needed.
2927 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2929 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2930 saving less registers than the replacement.
2932 2005-05-23 Jan Hubicka <jh@suse.cz>
2934 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2936 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2938 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2939 * config/sparc/sparc.c (sparc_expand_move): New function.
2940 (sparc_emit_set_const64): Rewrite assert condition on entry.
2941 (legitimate_constant_p) <CONST_VECTOR>: New case.
2942 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2943 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2944 movV64, movtf): Use nonimmediate_operand for the first operand.
2945 Rewrite. Only invoke sparc_expand_move.
2946 * config/sparc/predicates.md (input_operand): Reorder tests.
2948 2005-05-23 Jan Beulich <jbeulich@novell.com>
2950 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2951 missing return statement.
2953 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2955 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2956 emit_move_insn for moves to TFmode stack slots.
2958 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2960 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2961 to va_list of the form &va[0].
2963 2005-05-20 Jan Hubicka <jh@suse.cz>
2965 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2966 * genemit.c (main): Make insn-emit to include basic-block.h too.
2968 2005-05-20 Jan Hubicka <jh@suse.cz>
2970 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2972 2005-05-19 Richard Henderson <rth@redhat.com>
2974 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2975 emit_store_conditional): Split out from ...
2976 (alpha_split_atomic_op): ... here.
2977 (alpha_split_compare_and_swap): New; extract from .md file.
2978 (alpha_split_lock_test_and_set): Likewise.
2979 * config/alpha/alpha-protos.h: Update.
2980 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2981 split code into alpha.c.
2982 (sync_lock_test_and_set<I48MODE>): Likewise.
2984 2005-05-19 Richard Henderson <rth@redhat.com>
2986 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2988 2005-05-19 Richard Henderson <rth@redhat.com>
2990 * config/i386/sse.md (mulv4si3): Use all register inputs.
2991 (mulv2di3): Likewise.
2993 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2995 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2996 build_fold_addr_expr to generate trees of correct type.
2997 Use fold_buildN if possible.
2999 2005-05-19 Jan Hubicka <jh@suse.cz>
3001 * basic-block.h (REG_BR_PROB_BASE): Define.
3002 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3003 (dump_cgraph_node): Dump count.
3004 (cgraph_clone_edge): Rescale counts.
3005 (cgraph_clone_node): Likewise.
3006 * cgraph.h: Include basic-block.h
3007 (cgraph_node): Add count.
3008 (cgraph_edge): Add count and loop_nest.
3009 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3011 * cgraphunit.c: Kill now redundant inlining comment.
3012 (cgraph_create_edges): Make static, maintain current basic block;
3014 (record_call_1): Fill in new fields.
3015 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3017 (cgraph_decide_recursive_inlining): Likewise.
3018 * rtl.h (REG_BR_PROB_BASE): Kill.
3019 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3020 (expand_call_inline): Update call of cgraph_create_edge.
3021 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3023 2005-05-19 Nick Clifton <nickc@redhat.com>
3025 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3026 new rs6000_explicit_options structure.
3028 2005-05-19 Richard Henderson <rth@redhat.com>
3031 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3032 TFmode code swapping ...
3033 (alpha_emit_xfloating_compare): ... here.
3034 (alpha_emit_setcc): Update to match.
3035 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3037 2005-05-19 Richard Henderson <rth@redhat.com>
3040 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3041 memory indirection in local-dynamic case.
3043 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3044 Bernd Schmidt <bernd.schmidt@analog.com>
3046 * config/bfin/bfin.c (branch_dest): Add comment why it's
3048 * config/bfin/bfin.md (attr "length" default): Change the offset of
3049 forward conditional branch of length 4 from 4096 to 4092.
3051 2005-05-19 Jan Beulich <jbeulich@novell.com>
3053 * unwind-compat.c: Include tconfig.h and tsystem.h.
3054 * unwind-dw2-fde-compat.c: Likewise.
3056 2005-05-18 Richard Henderson <rth@redhat.com>
3059 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3060 memory destination is readonly.
3062 2005-05-18 Richard Henderson <rth@redhat.com>
3065 * tree-ssa-operands.c (opf_non_specific): New.
3066 (get_asm_expr_operands): Set it.
3067 (add_call_clobber_ops, add_call_read_ops): Likewise.
3068 (add_stmt_operand): Test it instead of opf_kill_def when
3069 considering unmodifiable variables.
3071 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3073 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3075 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3076 tree-ssa-forwprop.c: Fix comment typos.
3077 * doc/invoke.texi: Fix a typo.
3079 2005-05-18 Richard Henderson <rth@redhat.com>
3081 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3082 including linux64.h.
3084 2005-05-18 Richard Henderson <rth@redhat.com>
3086 * tree-cfg.c (pass_remove_useless): Revert last change.
3087 * tree-optimize.c (init_tree_optimization_passes): Initialize
3088 all_lowering_passes with PROP_gimple_any.
3090 2005-05-18 Devang Patel <dpatel@apple.com>
3092 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3095 2005-05-18 Richard Henderson <rth@redhat.com>
3097 * tree-ssa-forwprop.c (cfg_changed): New.
3098 (tidy_after_forward_propagate_addr): New.
3099 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3100 (forward_propagate_addr_into_variable_array_index): Likewise.
3101 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3104 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3106 * dummy-checksum.c: New.
3107 * genchecksum.c: New.
3108 * c.opt (print_pch_checksum): New flag.
3109 * c-pch.c (struct c_pch_validity): Make much shorter.
3111 (host_machine): Remove.
3112 (target_machine): Remove.
3113 (get_ident): Change PCH version number.
3114 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3115 Don't put triplets or version string in PCH validity data.
3116 Do put the compiler checksum in the validity data.
3117 (c_common_valid_pch): Don't check triplets or version string. Do
3119 (c_common_print_pch_checksum): New.
3120 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3121 Print fingerprint with -v.
3122 * c-common.h (c_common_print_pch_checksum): New.
3123 (executable_checksum): New.
3124 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3125 (cc1-dummy): New rule.
3126 (cc1-checksum.c): New rule.
3127 (cc1-checksum.o): New rule.
3128 (cc1): Add checksum support.
3129 (build/genchecksum): New.
3130 (build/genchecksum.o): New.
3131 (dummy-checksum.o): New.
3132 (genobjnames): Add genchecksum.o.
3133 (mostlyclean): Remove *-checksum.c.
3134 (gnucompare): Add libgcc to list of directories checked.
3135 Make comparison problems in libgcc/ and with checksum files only
3137 * doc/invoke.texi (Precompiled Headers): Remove caution.
3138 Document that it must be the exact same binary. Add a few
3139 known-safe flags to the list.
3141 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3142 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3143 Check that a memory operand is valid before trying to use it.
3145 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3147 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3149 * tree.c (build1_stat): Don't try to handle two-operand
3152 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3154 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3155 * config/sh/sh.h: Update mask names throughout.
3156 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3157 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3158 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3159 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3160 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3161 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3162 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3163 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3164 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3165 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3166 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3167 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3168 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3169 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3170 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3171 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3172 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3173 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3174 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3175 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3176 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3177 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3178 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3179 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3180 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3181 (SUBTARGET_SWITCHES): Delete.
3182 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3183 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3184 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3185 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3186 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3187 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3188 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3189 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3190 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3191 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3192 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3194 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3195 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3196 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3197 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3198 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3199 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3200 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3201 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3202 (SUPPORT_ANY_SH5): New macros.
3203 (TARGET_NONE): Replace with...
3204 (MASK_ARCH): ...this new macro.
3205 * config/sh/elf.h: Update mask names
3206 * config/sh/linux.h: Likewise.
3207 * config/sh/little.h: Likewise.
3208 * config/sh/netbsd-elf.h: Likewise.
3209 * config/sh/symbian-pre.h: Likewise.
3210 * config/sh/sh.c (sh_handle_option): New function.
3211 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3212 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3213 (sh_target_switches, target_switches): Delete.
3214 (sh_pch_valid_p): Check for specific differences in the target_flags
3216 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3217 * config/sh/sh.opt: New file.
3219 2005-05-18 Richard Henderson <rth@redhat.com>
3222 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3223 small_addr_symbolic_operand.
3225 2005-05-18 Jeff Law <law@redhat.com>
3227 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3228 propagate an ADDR_EXPR if the definition and use sites are
3229 in different EH regions.
3231 2005-05-18 Ian Lance Taylor <ian@airs.com>
3233 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3236 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3238 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3240 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3242 Fix PR tree-optimization/21407
3244 * tree-ssa-operands.c (note_addressable): Change
3245 COMPONENT_REF handling in response to aliasing
3248 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3250 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3251 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3252 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3253 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3254 the default on Solaris too.
3256 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3258 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3261 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3263 * timevar.def (TV_SCEV_CONST): New timevar.
3264 * tree-optimize.c (init_tree_optimization_passes): Add
3266 * tree-pass.h (pass_scev_cprop): Declare.
3267 * tree-scalar-evolution.c (scev_const_prop): New function.
3268 * tree-scalar-evolution.h (scev_const_prop): Declare.
3269 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3271 * tree-cfg.c (replace_uses_by): Export.
3272 * tree-flow.h (replace_uses_by): Declare.
3274 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3275 Mike Stump <mrs@apple.com>
3277 Yet more Objective-C++...
3279 * c-common.h (objc_finish_try_stmt): Add.
3280 (objc_build_synchronized): Add.
3281 (objc_generate_write_barrier): Add.
3282 * stub-objc.c (objc_build_synchronized): Add return value.
3283 (objc_finish_try_stmt): Likewise.
3284 (objc_generate_write_barrier): Add.
3286 * c-common.h (objc_rewrite_function_call): Add.
3287 * c-typeck.c (build_function_call): Allow objc to rewrite
3289 (build_modify_expr): Allow objc to generate write barriers.
3290 * c.opt (Wassign-intercept): Add.
3291 (Wstrict-selector-match): Add.
3292 (fobjc-call-cxx-cdtors): Add.
3293 (fobjc-direct-dispatch): Add.
3295 * dbxout.c (get_lang_number): Add Objective-C++ support.
3296 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3297 (-Wstrict-selector-match): Likewise.
3298 (-fobjc-direct-dispatch): Likewise.
3299 (-Wassign-intercept): Likewise.
3300 (Overall Options): Likewise.
3301 * gengtype.c (get_output_file_with_visibility): Likewise.
3302 * stub-objc.c (objc_rewrite_function_call): Add.
3303 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3305 * c-common.c (flag_objc_exceptions): Remove.
3306 (flag_objc_sjlj_exceptions): Remove.
3307 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3308 that are already ok.
3309 * c-opts.c (c_common_handle_option, case
3310 OPT_fobjc_exceptions): Remove.
3311 (case OPT_fobjc_sjlj_exceptions): Remove
3312 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3313 (fobjc-exceptions): Likewise.
3314 (fobjc-sjlj-exceptions): Likewise.
3315 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3316 (OFFS_ASSIGNIVAR_FAST): Add.
3318 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3320 * config/sparc/sparc.md (movhi): Do not test constness
3321 of operand #1 twice.
3323 (movdi): Unconditionally accept zero as second operand
3324 when the first is memory.
3325 (movdi_insn_sp32): Handle above case.
3326 (DImode splitter): Use predicates.
3327 (DImode splitter): Use const_zero_operand predicate.
3328 (movsf_insn): Swap 2 alternatives.
3330 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3332 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3333 expand_simple_operations to bases of the ivs.
3334 (tree_int_cst_sign_bit): Export.
3335 * tree-flow.h (expand_simple_operations): Declare.
3336 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3337 tree_int_cst_sign_bit.
3338 (expand_simple_operations): Export.
3339 * tree.h (tree_int_cst_sign_bit): Declare.
3341 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3343 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3345 (replace_uses_by): New function.
3346 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3347 * tree-flow.h (fold_stmt_inplace): Declare.
3348 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3349 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3350 info after cfg cleanup.
3352 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3354 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3355 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3358 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3360 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3361 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3362 * timevar.c (timevar_ggc_mem_total): New variable.
3363 (GGC_MEM_BOUND): New constant.
3364 (get_time): Record ggc memory status.
3365 (timevar_accumulate): Accumulate amount of ggc memory.
3366 (timevar_print): Print consumption of ggc memory.
3367 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3368 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3369 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3370 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3371 (timevar_ggc_mem_total): Declare.
3373 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3375 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3378 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3380 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3382 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3383 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3384 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3385 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3386 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3387 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3388 "s<rcond>" and "s<ocond>".
3389 ("b<ocond:code>", "*b<ocond:code>_reversed")
3390 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3391 output statement section.
3393 2005-05-17 Roger Sayle <roger@eyesopen.com>
3395 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3397 2005-05-17 Steven Bosscher <stevenb@suse.de>
3398 Stuart Hastings <stuart@apple.com>
3399 Jan Hubicka <jh@suse.cz>
3400 Dale Johannesen <dalej@apple.com>
3402 * cgraph.h (cgraph_node): Add 'lowered' state.
3403 (cgraph_lower_function): Declare.
3404 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3405 (cgraph_lower_function): New function.
3406 (cgraph_create_edges): Deal with lowered function bodies.
3407 (verify_cgraph_node): Likewise.
3408 (cgraph_analyze_function): Do lowering job.
3409 (cgraph_build_static_cdtor): Likewise.
3410 * function.h (struct function): Add saved_eh and saved_cfg.
3411 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3412 * tree-cfg.c (fold_cond_expr_cond): Export.
3413 * tree-flow.h (fold_cond_expr_cond): Declare.
3414 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3416 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3417 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3418 callee_cfun, block, eh_region, eh_region_offset.
3419 (inlining_p): New predicate.
3420 (remap_decl): Update for new inline_data; declare newly created inline
3421 vars in low gimple way.
3422 (copy_body_r): Update for new datastructure, simplify some of handling
3423 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3424 deal with RESX_EXPRs.
3426 (copy_edges_for_bb): Likewise.
3427 (remap_decl_1): New.
3428 (copy_cfg_body): New.
3429 (copy_generic_body): Rewrite to work on low gimple.
3430 (copy_body): Turn into simple wrapper around copy_cfg_body.
3431 (setup_one_parameter): Insert new statements into given basic block.
3432 (initialize_initialized_parameters): Likewise, reorganize way things are
3434 (declare_return_variable): Update for new inline data datastructure.
3435 (inline_forbidden_p): Work on low gimple.
3436 (estimate_num_insns): Likewise.
3437 (expand_call_inline): Work on CFG.
3438 (push_cfun, pop_cfun): New functions.
3439 (cfun_stack): New stack.
3440 (add_lexical_block): New function.
3441 (gimple_expand_calls_inline): Work on basic block.
3442 (optimize_inline_calls): Likewise.
3443 (clone_body, save_body, unsave_ewpr_now): Update for new
3445 (declare_inline_vars): Work on block instead of bind_expr.
3446 (inlining_p): New predicate.
3447 * tree-inline.h (push_cfun, pop_cfun): Declare.
3448 * tree-optimize.c: Include except.h
3449 (all_lowering_passes): New variable.
3450 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3451 (init_tree_optimization_passes): Move some to all_lowering_passes.
3452 (tree_lowering_passes): New function.
3453 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3454 * tree-pass.h (tree_lowering_passes): Declare
3456 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3458 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3460 2005-05-17 Jeff Law <law@redhat.com>
3462 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3463 * tree-ssa-forwprop.c: Include langhooks.h.
3464 (forward_propagate_addr_expr_into_variable_array_index): New.
3465 (forward_propagate_addr_expr): New.
3466 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3467 the statements in the block instead of just the last statement.
3468 Call forward_propagate_addr_expr as needed.
3469 (pass_forwprop): Update the SSA graph after forward propagation is
3472 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3474 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3475 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3477 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3478 base_from_object, fde_split, end_fde_sort): Likewise.
3479 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3480 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3481 uw_init_context_1): Likewise.
3482 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3483 _Unwind_Resume_or_Rethrow): Likewise.
3484 * unwind-pe.h (__gxx_abort): Do not define.
3485 (size_of_encoded_value, base_of_encoded_value,
3486 read_encoded_value_with_base): Use gcc_unreachable.
3487 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3489 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3491 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3492 (cfi_end): New macros.
3493 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3494 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3495 an eight byte stack frame.
3496 (__NR_tkill): Define.
3497 (__div0): Use gettid tkill on GNU/Linux.
3498 (_arm_return): Add CFI.
3499 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3501 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3503 * configure.ac: Remove spaces around assignment to
3505 * configure: Regenerated.
3507 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3509 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3510 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3512 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3513 Modify aix_struct_return variable, not target_flags.
3514 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3515 (rs6000_return_in_memory): Test aix_struct_return.
3516 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3517 independent variable. Report mxl-compat.
3519 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3521 * config/bfin/bfin.md (eh_return): Add missing DONE.
3523 2005-05-17 Ian Lance Taylor <ian@airs.com>
3525 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3527 (mode_attr_index): Remove check for defined attribute. Remove
3528 infile parameter. Change all callers.
3529 (apply_mode_maps): Add unknown parameter. Change caller. Always
3530 return after finding attribute.
3531 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3533 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3534 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3535 attribute used for a mode.
3537 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3539 * tree-ssa-math-opts.c: New file.
3541 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3543 * tree-ssa-math-opts.c: New file.
3545 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3547 * Makefile.in: Add tree-ssa-math-opts.c.
3548 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3549 * fold-const.c (distribute_real_division): New.
3550 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3551 * tree-pass.h (pass_cse_reciprocals): New.
3552 * tree-optimize.c (init_tree_optimization_passes): Run it.
3553 * doc/passes.texi: Document the new pass.
3555 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3558 * builtins.c (fold_builtin_constant_p): Handle
3559 &"string cst"[0] as constant.
3561 2005-05-17 Richard Henderson <rth@redhat.com>
3563 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3565 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3568 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3569 src2 if src2 has been split.
3571 PR tree-optimization/21610
3572 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3573 returning DECL, call unshare_expr.
3575 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3577 * config/cris/cris.md: Unquote preparation and output statements.
3578 (BWD, WD, BW): New, mode-macros.
3579 (S, s, m, mm, nbitsm1): New, mode-attrs.
3580 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3581 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3583 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3584 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3585 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3587 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3588 ("movdi"): Move misplaced head comment regarding necessity of
3589 movdi from movsi to here.
3590 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3592 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3593 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3594 "*mov_sideqi_biap_mem".
3595 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3597 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3598 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3599 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3600 and "*clear_sideqi".
3601 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3602 "*ext_sidehisi_biap".
3603 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3605 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3606 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3607 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3608 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3609 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3611 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3612 "*op_sidehi_biap" and "*op_sidesi_biap".
3613 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3615 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3616 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3617 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3618 "*op_swap_sidehi" and "*op_swap_sidesi".
3619 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3620 in the N alternative of "subqi3".
3621 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3622 "*extophisi_side_biap".
3623 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3625 ("*extop<mode>si_swap_side_biap"): Replace
3626 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3627 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3628 "*extophisi_swap_side".
3629 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3630 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3632 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3633 "mulqihi3", "mulhisi3" and "mulhisi3".
3634 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3635 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3637 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3638 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3639 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3640 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3641 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3642 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3643 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3644 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3645 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3646 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3647 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3648 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3650 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3651 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3653 ("b<ocond>"): Replace "bgt" and "ble".
3654 ("b<rcond>"): Replace "blt" and "bge".
3655 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3656 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3658 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3660 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3662 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3664 ("s<rcond>"): Replace "sge" and "slt".
3665 ("s<ocond>"): Replace "sgt" and "sle".
3666 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3667 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3668 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3669 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3671 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3673 * varasm.c (struct constant_descriptor_tree): Add hash field.
3674 (const_desc_hash): Just return hash field.
3675 (const_desc_eq): If hash values are different, return 0 immediately.
3676 (output_constant_def): Compute hash field of temporary key, use
3677 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3678 newly built constant descriptor.
3679 (lookup_constant_def): Compute hash field of temporary key, use
3680 htab_find_with_hash instead of htab_find.
3682 2005-05-16 Richard Henderson <rth@redhat.com>
3684 * config/i386/sse.md (mulv4si3): New.
3686 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3688 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3689 tests for noncanonical versions of reg+constant and
3692 2005-05-16 Richard Henderson <rth@redhat.com>
3693 Steven Bosscher <stevenb@suse.de>
3696 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3697 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3698 region data structure to match replacement.
3699 * tree-flow.h: Update to match.
3700 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3701 * tree-ssa-dom.c (optimize_stmt): Likewise.
3702 * tree-ssa-pre.c (eliminate): Likewise.
3703 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3705 2005-05-16 Caroline Tice <ctice@apple.com>
3707 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3708 internal_error with gcc_assert.
3709 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3710 * function.h (struct function): Remove space between "*" and
3712 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3713 modify to use alloca.
3714 (unlikely_text_section): Add check for flag_function_sections.
3715 (assemble_start_function): Move call to resolve_section, so it
3716 comes before first call to unlikely_text_section.
3717 (assemble_end_function): Add test and call to function_section
3720 2005-05-16 Roger Sayle <roger@eyesopen.com>
3722 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3723 instead of build_binary_op when performing code transformations
3724 to avoid error messages about constructs not it the user's code.
3726 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3728 * tree-ssa-pre.c: Fix a comment typo.
3730 2005-05-16 Richard Henderson <rth@redhat.com>
3733 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3734 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3735 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3736 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3737 add_tprel22): Remove mode from symbolic operand.
3739 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3741 * optc-gen.awk: Include intl.h after the externally-provided files.
3743 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3745 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3746 folding a COND_EXPR_COND in a nondestructive manner.
3748 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3750 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3751 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3752 New values for vec_select definitions and bitmask for element
3755 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3757 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3758 Change the type to VEC(rtx,gc)*.
3759 (mem_loc_descriptor, add_const_value_attributes,
3760 dwarf2out_init): Adjust uses of used_rtx_varray.
3762 * tree-data-ref.c (compute_all_dependences): Change the type
3763 of dependence_relations to VEC(ddr_p,heap)**.
3764 (compute_data_dependences_for_loop): Change the type of
3765 allrelations to VEC(ddr_p,heap)*.
3767 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3769 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3770 system.h, coretypes.h and tm.h.
3771 (options.o): Update dependencies accordingly.
3772 * optc-gen.awk: Allow header_name to be a list of filenames.
3773 Handle the "Condition" flag.
3774 * opts.h (CL_DISABLED): New flag.
3775 * opts.c (handle_option): Print an error for CL_DISABLED options.
3776 * doc/options.texi: Document the "Condition" option flag.
3778 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3780 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3782 2005-05-15 Roger Sayle <roger@eyesopen.com>
3784 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3785 check for TREE_OVERFLOW on INTEGER_CST trees.
3786 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3787 CONSTANT_CLASS_P tree nodes.
3789 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3794 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3796 Fix PR tree-optimization/21576
3798 * tree-ssa-pre.c (expression_node_pool): New pool.
3799 (comparison_node_pool): Ditto.
3800 (list_node_pool): Ditto.
3801 (pool_copy_list): New function.
3802 (phi_translate): Handle CALL_EXPR.
3803 (valid_in_set): Ditto.
3804 (create_expression_by_pieces): Ditto.
3805 (insert_into_preds_of_block): Ditto.
3806 (insert_aux): Ditto.
3807 (compute_avail): Ditto.
3808 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3809 (can_value_number_call): New function.
3810 (find_leader): Update comment.
3811 (init_pre): Create new pools.
3812 (fini_pre): Free new pools.
3813 (pass_pre): Add TODO_update_ssa for the future when we are going
3815 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3816 (set_value_handle): Ditto.
3817 (get_value_handle): Ditto.
3819 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3821 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3823 2005-05-15 Andreas Jaeger <aj@suse.de>
3825 * gcc.c (pfatal_pexecute): Remove unused local function.
3827 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3829 * optc-gen.awk: Remove excess indentation.
3830 * opth-gen.awk: Likewise.
3832 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3834 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3835 of basic_block_info. Call init_flow and find_basic_blocks
3836 before dbr_schedule if needed.
3838 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3840 * tree-optimize.c (init_tree_optimization_passes): Move
3841 pass_cd_dce in place of the last pass_dce.
3843 PR tree-optimization/21563
3844 * tree-vrp.c (compare_value): Return boolean_false_node when
3845 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3846 strictly larger than CST.
3848 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3849 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3851 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3853 (rev_cond_name) Likewise.
3854 (vax_float_literal) Likewise.
3855 * config/vax/vax.md: Likewise.
3857 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3859 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3860 registers and use them (specifically the stack pointer).
3861 * config/vax/vax.h: Use above defines right here.
3863 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3864 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3865 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3867 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3868 mostly removal of trailing spaces...
3869 * config/vax/vax-modes.def: Remove trailing whitespace.
3871 * config/vax/elf.h: Update whitespace.
3873 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3876 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3877 * fold-const.c (fold_indirect_ref_1): Avoid removing
3878 NOP_EXPRs with type qualifiers like const.
3880 2005-05-14 Jan Hubicka <jh@suse.cz>
3882 Patch by Richard Henderson:
3883 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3884 Handle RESX expressions properly.
3886 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3887 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3888 (remove_stmt_from_eh_region_fn): Likewise.
3890 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3892 (execute_warn_function_noreturn): ... here.
3893 (pass_warn_function_noreturn): New pass.
3894 * tree-pass.h (pass_warn_function_noreturn): Declare
3895 * tree-optimize.c (init_tree_optimization_passes): Move return
3896 warnings early and add noreturn warnings at place of previous
3899 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3901 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3902 root_var_init, type_var_init): Use VEC instead of VARRAY.
3903 * tree-ssa-live.h (tree_partition_associator_d): Change the
3904 type of trees to VEC(tree,heap)*.
3905 (tpa_tree): Use VEC instead of VARRAY.
3907 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3909 * fold-const.c (div_if_zero_remainder): New function.
3910 (try_move_mult_to_index): Use it.
3912 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3914 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3916 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3917 lower_try_finally_copy, lower_try_finally_switch,
3918 lower_try_finally): Use VEC instead of VARRAY.
3920 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3922 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3923 comment regarding defined register classes.
3924 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3926 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3928 * tree-optimize.c (init_tree_optimization_passes): Move
3929 pass_merge_phi before the first pass_dominator.
3931 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3933 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3936 2005-05-13 Josh Conner <jconner@apple.com>
3938 * config/arm/arm.c (arm_size_return_regs): New.
3939 (thumb_unexpanded_epilogue): replace in-line calculation
3940 of return registers with call to arm_size_return_regs.
3941 (use_return_insn): Include test of which registers are
3942 being used to hold return values, to accommodate
3943 vector return values.
3945 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3947 * config/rs6000/sysv4.opt (mlittle): Handle.
3949 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3950 target_flags_explicit when appropriate.
3952 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3954 PR middle-end/20714:
3955 * optabs.c (no_conflict_data): New struct.
3956 (no_conflict_move_test): New function.
3957 (emit_no_conflict_block): Use it.
3959 2005-05-13 Adam Nemet <anemet@lnxw.com>
3961 * doc/invoke.texi (Debugging Options): Option
3962 -fdump-translation-unit only works with C++ now.
3964 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3966 Replace calls to abort in CRIS port.
3967 * config/cris/cris.h (CRIS_ASSERT): New macro.
3968 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3969 internal_error instead of abort.
3970 ("movsi"): Ditto. Unquote preparation statement section.
3971 ("call", "call_value"): Ditto, but use gcc_assert where
3972 appropriate. Tweak comments.
3973 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3975 (cris_op_str): Call internal_error, not abort.
3976 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3977 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3978 (cris_notice_update_cc): Call internal_error, not abort.
3979 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3980 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3981 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3982 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3983 ENABLE_CHECKING-guarded abort call.
3984 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3985 Use internal_error at end of test-chain.
3987 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3989 PR rtl-optimization/20769:
3990 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3991 pattern emitted by expand_nl_goto_receiver.
3993 PR middle-end/20793:
3994 * integrate.c (allocate_initial_values): Update register liveness
3997 2005-05-13 Josh Conner <jconner@apple.com>
3999 * arm.c (arm_return_in_memory): Add handling for vector return types.
4001 2005-05-13 David Ung <davidu@mips.com>
4003 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4005 * config/mips/mips.c: Add 4km alias.
4006 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4007 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4010 2005-05-13 Jan Hubicka <jh@suse.cz>
4012 * c-decl.c (finish_function): Suppress "control reaches end of
4013 non-void function" when "no return statement in function
4014 returning non-void" is issued.
4016 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4017 * tree-optimize.c (pass_gimple): Kill.
4018 (init_tree_optimization_passes): Kill pass_gimple.
4019 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4020 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4022 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4024 PR rtl-optimization/20756:
4025 * basic-block.h (PROP_DEAD_INSN): Define.
4026 * flow.c (propagate_one_insn): Set during mark_set_regs call
4028 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4029 that kills a live register.
4031 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4033 * config/s390/s390.md: ("DBL"): New mode attribute.
4034 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4035 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4036 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4038 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4040 * c-format.c (check_format_arg): Handle string literals of
4041 the form &"string"[offset].
4043 * g++.dg/warn/format4.C: New testcase.
4045 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4047 * config/mips/3000.md, config/mips/4000.md,
4048 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4049 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4050 config/mips/generic.md, config/pdp11/pdp11.md,
4051 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4052 config/sh/sh-modes.def, config/sh/sh-protos.h,
4053 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4055 2005-05-13 Richard Henderson <rth@redhat.com>
4057 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4058 addition to move unless dest is a register. Do not skip
4059 instantiation in dest on addition simplification.
4061 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4063 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4064 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4065 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4067 2005-05-13 Jan Hubicka <jh@suse.cz>
4069 * basic-block.h (FOR_ALL_BB_FN): New macro.
4070 (init_flow): Initialize cfg structure.
4071 * function.c (allocate_struct_function): Do not initialize cfg structure.
4072 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4073 (build_tree_cfg): ... here.
4074 * tree-flow.h (init_empty_tree_cfg): Declare.
4076 2005-05-12 Steven Bosscher <stevenb@suse.de>
4078 Fix PR tree-optimization/21520
4079 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4080 to attempt to fold constants.
4082 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4084 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4085 only when TARGET_ADJUST_UNROLL_MAX is defined.
4086 (general_movsrc_operand): Use the C style comment.
4087 (ua_offset): Use prototype.
4089 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4091 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4092 (struct hmr_data, hoist_memory_reference, memref_del,
4093 struct fmrv_data): Removed.
4094 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4095 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4097 (find_more_ref_vops): Traverse the list of memory references.
4098 (determine_lsm_loop): Work with the list of memory references instead
4099 of traversing the hashtable.
4101 2005-05-12 Steven Bosscher <stevenb@suse.de>
4102 Stuart Hastings <stuart@apple.com>
4103 Jan Hubicka <jh@suse.cz>
4105 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4106 duplicate_eh_regions): New functions, based on old
4107 implementation removed with RTL inliner.
4108 (reachable_next_level): Modify behaviour pre-inline.
4109 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4111 * function.h (struct function): Add after_inlining flag.
4112 * tree-optimize.c (tree_rest_of_compilation): Set it.
4113 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4115 * tree-cfg.c (label_to_block_fn): Deal with cases where
4116 label was never insterted into code.
4118 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4120 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4122 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4124 Fix PR tree-optimization/21532
4125 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4126 needs to go onto the inserted_exprs list.
4128 2005-05-12 Ian Lance Taylor <ian@airs.com>
4130 * c-common.h (statement_code_p): Don't declare.
4131 (STATEMENT_CODE_P): Don't define.
4132 (INIT_STATEMENT_CODES): Don't define.
4133 * c-common.c (statement_code_p): Don't define.
4135 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4137 * config/sparc/sparc.h: Remove dead code.
4138 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4139 FIRST_PARM_OFFSET for the size of the register window area.
4140 (emit_save_regs): Rename into emit_save_or_restore_regs.
4141 Add 'action' parameter. Use 4095 as upper bound for the offset.
4142 Pass 'action' to save_or_restore_regs.
4143 (emit_restore_regs): Delete.
4144 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4145 (sparc_expand_epilogue): Likewise.
4146 * config/sparc/sparc.md (mode macro P): Move.
4147 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4148 (mov<V32:mode> expander): Move to the top of the V32 section.
4149 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4150 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4151 (sibcall_epilogue): Move.
4153 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4156 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4157 synthesizing a constant of the difference of two immediates.
4159 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4161 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4162 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4163 the alternatives using integer registers into the appropriate
4166 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4168 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4169 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4170 * bitmap.h: Fixed comments.
4172 2005-05-11 Richard Henderson <rth@redhat.com>
4175 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4176 (ia64_cannot_force_const_mem): New.
4177 (tls_symbolic_operand_type): New.
4178 (ia64_legitimate_constant_p): New.
4179 (ia64_expand_load_address): Return true on success. Improve
4180 checks for when we should not split.
4181 (ia64_expand_tls_address): New addend operand. Distribute it
4182 as appropriate to the tls_kind. Delay referencing gp.
4183 (ia64_expand_move): Split symbolic addend as necessary. Handle
4184 tls symbols with addends.
4185 * config/ia64/ia64-protos.h: Update.
4186 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4187 p0, f0, f1, and r13.
4188 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4189 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4190 (symbolic_operand splitter): Pass everything through
4191 ia64_expand_load_address and FAIL or DONE as appropriate.
4192 (load_fptr): Only accept after reload.
4193 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4194 load_symptr_low, load_ltoff_dtpmod,
4196 (load_dtprel): Only accept tls symbols.
4197 (load_dtprel64, load_dtprel22): Likewise.
4198 (load_tprel, load_tprel64, load_tprel22): Likewise.
4199 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4200 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4201 (add_dtprel14, add_dtprel22): Likewise.
4202 (add_tprel, add_tprel14, add_tprel22): Likewise.
4203 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4204 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4205 (got_symbolic_operand): Check CONST offsets.
4206 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4207 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4208 (move_operand): Don't handle tls here. Check CONST offsets.
4210 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4212 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4213 Remove hilo_operand check.
4214 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4215 * config/mips/predicates.md (hilo_operand): Delete.
4217 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4219 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4221 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4223 PR tree-optimizer/18472
4224 * tree-if-conv.c (tree_if_convert_stmt,
4225 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4227 2005-05-11 Jan Hubicka <jh@suse.cz>
4229 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4230 (GTFILES): add except.h.
4231 * except.c (eh_status): Add throw_stmt_table.
4232 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4233 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4234 lookup_stmt_eh_region_fn): Declare.
4235 (throw_stmt_node): New structure.
4236 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4237 * gengtype.c (open_base_files): Add except.h to inlines.
4238 * tree-eh.c (throw_stmt_node): Kill.
4239 (record_stmt_eh_region): Update.
4240 (add_stmt_to_eh_region_fn): Break out from ...
4241 (add_stmt_to_eh_region): ... here.
4242 (remove_stmt_from_eh_region_fn): Break out from ...
4243 (remove_stmt_from_eh_region): ... here.
4244 (lookup_stmt_eh_region_fn): Break out from ...
4245 (lookup_stmt_eh_region): ... here.
4246 (honor_protect_cleanup_actions): Use build_resx.
4247 (lower_try_finally_onedest): Likewise.
4248 (lower_try_finally_copy): Likewise.
4249 (lower_try_finally_switch): Likewise.
4250 (lower_eh_constructs): Update eh table construction.
4251 * tree.c (build_resx): New.
4252 * tree.h (build_resx): Declare.
4254 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4256 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4259 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4261 * fold-const.c, libgcov.c: Fix comment typos.
4263 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4266 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4268 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4269 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4271 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4273 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4276 * crtstuff.c: Include auto-host.h again, for now.
4278 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4280 * config/mips/24k.md: Remove trailing whitespace.
4282 2005-05-11 David Ung <davidu@mips.com>
4284 * config/mips/mips.md (type): Add imul3.
4285 (length, hazard, may_clobber_hilo): Check for imul3.
4286 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4287 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4288 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4289 for a 3 operand mul and its bypasses.
4290 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4291 * config/mips/4000.md (r4k_imul): Likewise.
4292 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4293 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4294 (vr4130_muldi): Likewise.
4295 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4296 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4297 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4298 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4299 (ir_vr54_imadd_si): Likewise.
4300 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4301 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4302 (rm7_impy_di): Likewise.
4303 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4304 * config/mips/generic.md (generic_imul): Likewise.
4305 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4306 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4308 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4310 PR middle-end/20371:
4311 * tree.h (record_layout_info_s): New member prev_packed.
4312 * stor-layout.c (update_alignment_for_field): Fix comment about
4313 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4314 we start it properly aligned.
4315 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4316 to update_alignment_for_field, and recompute it afterwards using
4317 the alignment of the record.
4318 When a packed bitfield precedes an MS bitfield, don't add padding
4319 at the end of the packed bitfield on behalf of the base type of
4320 the packed bit field.
4321 Don't adjust rli->bitpos at the end
4322 of an MS bitfield run if we already adjusted bitpos/offset for an
4323 alignment as large or larger than the bitfield type size.
4324 Take possible record alignment > BIGGEST_ALIGNMENT into account
4325 when calculating actual_align.
4326 Only put packed buit fields into rli->prev_field if they end up
4328 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4329 Update rli->remaining_in_alignment when we have already started a
4330 run of bit fields and we process a packed bit field.
4332 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4334 * tree-data-ref.c (find_data_references_in_loop): Give up when
4335 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4336 may embed arbitrary side effects.
4337 Remove the assumption that GIMPLE form contains a single array
4338 access per statement.
4339 When the statement contains virtual operands, fail if it is not
4340 a MODIFY_EXPR or a CALL_EXPR.
4341 Return after the dont know node is inserted.
4343 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4345 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4347 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4350 PR tree-optimization/19639
4351 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4352 and generic summands for char* as s * delta, too, folding &a[i]
4353 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4354 for comparison of steps. Convert types for index addition.
4355 (fold_binary): Adjust the callers to always dispatch to
4356 try_move_mult_to_index.
4357 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4358 expr with non-gimple ARRAY_REF offset.
4360 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4362 * fold-const.c (fold_indirect_ref_1): Avoid removing
4363 NOP_EXPRs with type qualifiers like const.
4365 2005-05-11 Richard Henderson <rth@redhat.com>
4368 * c-decl.c (finish_decl): Propagate the completed array type of
4369 a global variable into the binding.
4371 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4373 * Makefile.in (gtype-desc.o, build/genautomata.o)
4374 (build/varray.o): Depend on $(VARRAY_H).
4376 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4378 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4379 optimization passes to do an initial batch of scalar cleanups.
4381 2005-05-10 Ian Lance Taylor <ian@airs.com>
4383 * read-rtl.c (struct macro_traverse_data): Define.
4384 (map_attr_string): New static function, broken out of
4385 apply_macro_to_string.
4386 (mode_attr_index, apply_mode_maps): New static functions.
4387 (apply_macro_to_string): Call map_attr_string.
4388 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4390 (apply_macro_traverse): Expect data to point to a struct
4391 macro_traverse_data.
4392 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4393 to pass data through htab_traverse.
4394 (read_rtx_1): Add mode_maps parameter. Change all callers.
4395 Handle mode names which are attribute strings.
4396 * doc/md.texi (Substitutions): Rename from String Substitutions.
4397 Change references. Document using attributes as modes.
4399 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4401 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4402 * tree-optimize.c (init_tree_optimization_passes) Swap
4403 pass_ch and pass_profile.
4404 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4405 here. Remove rewrite_into_loop_closed_ssa call.
4407 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4409 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4411 (legitimate_reload_constant_p): Add check for const double zero.
4412 * config/s390/s390.md: Add comment for constraint letter 'G'.
4413 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4414 attributes for new case.
4415 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4416 s390_const_double_ok_for_constraint_p.
4417 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4420 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4422 PR tree-optimization/21170
4423 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4424 rewrite_ssa_into_ssa in comments with update_ssa.
4426 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4428 * tree-ssa-loop-im.c: Include hashtab.h.
4429 (struct mem_ref_loc): New.
4430 (struct mem_ref): Describe the set of references with the same
4432 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4433 maybe_queue_var, fem_single_reachable_address,
4434 for_each_memref, single_reachable_address,
4435 is_call_clobbered_ref, determine_lsm_reg): Removed.
4436 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4437 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4438 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4440 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4441 (determine_lsm_loop): Rewritten.
4442 (determine_lsm): Do not set stmt uids.
4444 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4446 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4449 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4451 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4452 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4453 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4455 2005-05-10 Jeff Law <law@redhat.com>
4457 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4458 thread_across_edge for any abnormal edges.
4460 2005-05-10 Richard Henderson <rth@redhat.com>
4462 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4463 * config/ia64/ia64-protos.h: Declare it.
4464 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4465 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4466 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4467 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4468 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4469 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4470 extend result; use release semantics.
4471 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4472 (sync_val_compare_and_swap_<IMODE>): Update to match.
4474 2005-05-10 Richard Henderson <rth@redhat.com>
4476 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4477 before comparing it for success.
4479 2005-05-10 Richard Henderson <rth@redhat.com>
4481 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4482 no return value pattern.
4484 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4485 H.J. Lu <hongjiu.lu@intel.com>
4487 * libgcov.c (create_file_directory): New function. Create
4488 directory for the given file name.
4489 (gcov_max_filename): New static var. Keeps size of the longest
4491 (gcov_exit): Always try to create directory for output
4492 file. Relocate each filename basing on environment vars.
4493 (__gcov_init): Remember the longest file name.
4494 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4495 * doc/gcov.texi (Cross-profiling): New node documenting
4496 cross-profiling management.
4497 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4499 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4501 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4502 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4504 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4506 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4507 case code to avoid one move instruction.
4508 (__umodsi3, __modsi3): Merge duplicated code sequences.
4510 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4512 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4513 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4514 * doc/invoke.texi: Fix typos.
4516 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4517 init_data_ref, access_functions_are_affine_or_constant_p,
4518 free_data_refs): Use VEC instead of VARRAY.
4519 * tree-data-ref.h (data_reference): Change the type of
4520 access_fns to VEC(tree,gc)*.
4521 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4523 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4526 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4527 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4528 (contains_label_1, contains_label_p): New functions for checking
4529 labels in a sub-tree.
4531 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4534 * c-decl.c (pushdecl): When there is a declaration in the current
4535 scope and the declarations are external linkage, check for
4536 compatibility with the type in the external scope and update the
4537 type in the external scope with the composite type information.
4538 Do not form a composite type of the new type and the visible type
4539 if they are incompatible.
4541 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4543 * crtstuff.c: Revert part of 2005-05-08 Change.
4544 (IN_LIBGCC2): Define.
4546 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4548 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4549 remove redundant test.
4550 (fp_mov_p): Accept 0.
4551 (fp_high_losum_p): Remove redundant test.
4552 * config/sparc/predicates.md (const_high_operand): Explicitly test
4553 (not small_int_operand).
4554 (fp_const_high_losum_operand): New.
4555 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4556 (movdi_insn_sp32_v9): Use canonical predicates.
4557 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4558 (movdi_insn_sp64_novis): Delete.
4559 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4560 (movsf_insn_novis): Delete.
4561 (movsf_insn_vis): Rename into movsf_insn.
4562 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4563 (movsf_lo_sum): Use fp_const_high_losum_operand.
4564 (movsf_high): Likewise.
4565 (movsf_high_losum splitter): Likewise.
4566 (mov<V32:mode> expander): Use register_or_zero_operand.
4567 (mov<V64:mode> expander): Likewise.
4568 (movdf_insn_sp32): Use register_or_zero_operand.
4569 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4570 Rename into movdf_insn_sp32_no_fpu.
4571 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4572 Rename into movdf_insn_sp32_v9_no_fpu.
4573 (movdf_insn_v9only_novis): Delete.
4574 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4575 (movdf_insn_sp64_novis): Delete.
4576 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4577 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4578 Rename into movdf_insn_sp64_no_fpu.
4579 (movtf expander): Use register_or_zero_operand.
4580 (movtf_insn_sp32): Delete.
4581 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4582 Rename into movtf_insn_sp32.
4583 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4584 Rename into movtf_insn_sp32_no_fpu.
4585 (movtf_insn_hq_sp64): Delete.
4586 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4587 Rename into movtf_insn_sp64_hq.
4588 (movtf_insn_sp64): Delete.
4589 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4590 Rename into movtf_insn_sp64.
4591 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4592 Rename into movtf_insn_sp64_no_fpu.
4594 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4596 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4597 gcc_assert and gcc_unreachable as appropriate.
4598 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4599 xstormy16_output_cbranch_si, xstormy16_split_move,
4600 xstormy16_initial_elimination_offset,
4601 xstormy16_encode_section_info, xstormy16_print_operand_address,
4602 xstormy16_expand_call, xstormy16_expand_arith,
4603 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4605 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4607 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4608 const_copies to VEC(tree,heap)*.
4609 (new_elim_graph, delete_elim_graph, elim_graph_size,
4610 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4613 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4616 * doc/extend.texi (Type Attributes): Correct example syntax.
4618 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4621 * doc/invoke.texi (-Wuninitialized): Update documentation.
4623 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4625 * arm.c (const_ok_for_arm): Use a faster algorithm.
4627 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4630 * config/rs6000/rs6000.md (add_op2): New.
4631 (add<mode>3): Use it.
4633 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4635 * arm.c (arm_gen_constant): Add new heuristic for generating
4636 constant integers that can be expressed as the difference of two
4639 2005-05-09 Roger Sayle <roger@eyesopen.com>
4641 * c-tree.h (parser_build_unary_op): New prototype.
4642 * c-typeck.c (parser_build_unary_op): New function to construct
4643 a unary operation in the C parser.
4644 * c-parser.c (c_parser_unary_expression): Use the new function
4645 parser_build_unary_op when appropriate.
4647 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4650 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4651 before outputting DWARF_FRAME_RETURN_COLUMN.
4653 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4655 * config/s390/s390.c: (s390_branch_condition_mask,
4656 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4657 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4658 legitimize_pic_address, s390_emit_tls_call_insn,
4659 legitimize_tls_address, legitimize_tls_address,
4660 s390_expand_addcc, print_shift_count_operand, print_operand,
4661 addr_generation_dependency_p, annotate_constant_pool_refs,
4662 s390_split_branches, find_constant_pool_ref,
4663 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4664 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4665 s390_output_pool_entry, s390_function_value,
4666 s390_call_saved_register_used, s390_emit_call): Replace
4667 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4668 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4669 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4670 get_some_local_dynamic_name, s390_function_arg_size,
4671 s390_function_arg_advance, s390_function_arg,
4672 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4673 default case by gcc_unreachable.
4674 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4675 conditional abort by gcc_assert.
4676 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4677 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4679 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4681 * config/s390/s390.c: (s390_decompose_address,
4682 tls_symbolic_operand, legitimate_pic_operand_p,
4683 legitimate_constant_p, legitimate_reload_constant_p,
4684 s390_expand_plus_operand, legitimate_address_p,
4685 legitimate_la_operand_p, ): Remove 'register' from signature.
4686 (symbolic_reference_mentioned_p,
4687 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4688 variable declarations.
4689 (legitimize_address): Remove 'register' from
4690 signature and local variable declarations.
4692 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4694 * config/s390/s390-protos.h: (s390_match_ccmode,
4695 s390_match_ccmode_set, reg_used_in_mem_p,
4696 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4697 legitimate_la_operand_p, preferred_la_operand_p,
4698 s390_short_displacement, addr_generation_dependency_p,
4699 legitimate_reload_constant_p, legitimate_address_p): Change return type
4701 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4702 * config/s390/s390.c: (s390_match_ccmode,
4703 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4704 legitimate_reload_constant_p): Change return type into 'bool'.
4705 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4706 Likewise. Additionally adapted comment.
4707 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4708 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4709 (s390_decompose_address): Change the type of the internal flags
4710 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4711 (struct s390_address): Change type of "pointer" into bool.
4712 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4713 Adapt calls for 's390_tm_ccmode' to the new signature.
4715 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4717 * config/s390/s390.c: (s390_match_ccmode_set,
4718 s390_branch_condition_mnemonic, s390_short_displacement,
4719 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4720 print_shift_count_operand, get_some_local_dynamic_name,
4721 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4722 addr_generation_dependency_p, s390_split_branches,
4723 annotate_constant_pool_refs, find_constant_pool_ref,
4724 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4725 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4726 s390_register_info, s390_frame_info, s390_init_frame_layout,
4727 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4728 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4729 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4730 s390_encode_section_info, s390_cannot_force_const_mem,
4731 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4732 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4733 s390_adjust_priority, s390_issue_rate,
4734 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4735 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4736 s390_build_builtin_va_list, s390_gimplify_va_arg,
4737 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4738 s390_pass_by_reference, s390_fixed_condition_code_regs,
4739 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4740 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4741 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4742 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4743 s390_find_constant, s390_add_execute, s390_find_execute,
4744 s390_execute_label, s390_execute_target, s390_dump_pool,
4745 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4746 Move target macro definitions to the end of the file. Move several
4747 functions within the file to assure correct compiling.
4749 2005-05-09 Steven Bosscher <stevenb@suse.de>
4751 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4752 (fixup_tail_calls): ...here. Only look at insns between the
4753 start of the function and the FUNCTION_BEG insn note.
4755 * gcse.c (one_cprop_pass): Fix typos in dumps.
4757 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4759 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4761 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4762 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4763 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4764 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4766 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4767 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4768 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4771 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4773 * config/s390/s390.md: ("gf") New mode attribute.
4774 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4775 "fixuns_truncsfsi2"): Merge.
4776 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4777 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4778 "fix_truncsfsi2_ieee"): Merge.
4780 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4782 * config/s390/s390.md: ("FPR") New mode macro.
4783 ("de", "dee"): New mode attributes.
4784 ("cmpdf", "cmpsf"): Merge.
4785 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4786 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4787 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4788 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4789 ("floatdidf2", "floatdisf2"): Merge.
4790 ("adddf3", "addsf3"): Merge.
4791 ("*adddf3", "*addsf3"): Merge.
4792 ("*adddf3_cc", "*addsf3_cc"): Merge.
4793 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4794 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4795 ("subdf3", "subsf3"): Merge.
4796 ("*subdf3", "*subsf3"): Merge.
4797 ("*subdf3_cc", "*subsf3_cc"): Merge.
4798 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4799 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4800 ("muldf3", "mulsf3"): Merge.
4801 ("*muldf3", "*mulsf3" "): Merge.
4802 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4803 ("*fmadddf", "*fmaddsf"): Merge.
4804 ("*fmsubdf", "*fmsubsf"): Merge.
4805 ("divdf3", "divsf3"): Merge.
4806 ("*divdf3", "*divsf3"): Merge.
4807 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4808 ("negdf2", "negsf2"): Merge.
4809 ("*negdf2_cc", "*negsf2_cc"): Merge.
4810 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4811 ("*negdf2", "*negsf2"): Merge.
4812 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4813 ("absdf2", "abssf2"): Merge.
4814 ("*absdf2_cc", "*abssf2_cc"): Merge.
4815 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4816 ("*absdf2", "*abssf2"): Merge.
4817 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4818 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4819 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4820 ("*negabsdf2", "*negabssf2"): Merge.
4821 ("sqrtdf2", "sqrtsf2"): Merge.
4823 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4825 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4827 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4828 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4829 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4830 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4832 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4833 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4834 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4835 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4836 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4837 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4838 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4839 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4840 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4841 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4842 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4843 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4844 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4845 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4846 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4847 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4849 ("*divsf3"): Additionally rename second pattern to
4851 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4852 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4853 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4854 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4855 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4856 'type values' and rename 'type' value.
4857 ("*addsf3"): Additionally rename second pattern to
4860 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4862 * config/s390/s390.md: ("SHIFT"): New mode macro.
4863 ("lr", "shift"): New mode attributes.
4864 ("ashldi3", "lshrdi3"): Merge.
4865 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4866 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4867 ("ashlsi3", "lshrsi3"): Merge.
4869 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4871 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4873 ("E", "g"): New mode attributes.
4874 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4875 ("*adddi3_alc", "*addsi3_alc"): Merge.
4876 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4877 ("*subdi3_slb", "*subsi3_slb"): Merge.
4878 ("adddicc", "addsicc"): Merge.
4879 ("*sconddi", "*scondsi"): Merge.
4880 ("*sconddi_neg", "*scondsi_neg"): Merge.
4881 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4882 ("negdi2", "negsi2"): Extract expander pattern from
4883 "negsi2" and merge with "negdi2".
4884 ("*negdi2"): Merge with instruction pattern of "negsi2".
4885 ("*negdi2_cc", "*negsi2_cc"): Merge.
4886 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4887 ("rotldi3", "rotlsi3"): Merge.
4889 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4891 * config/s390/s390.md: ("hc"): New mode attribute.
4892 ("extendhidi2", "extendqidi2"): Merge.
4893 ("*extendhidi2", "*extendqidi2"): Merge.
4894 ("extendhisi2", "extendqisi2"): Merge.
4895 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4896 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4897 Merged 2 define_split.
4898 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4899 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4901 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4903 * config/s390/s390.md: ("COMPARE"): New mode macro.
4904 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4905 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4906 "bungt", "bunle", "bunge", "bltgt"): Merge.
4908 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4910 * config/s390/s390.md: ("INT"): New mode macro.
4911 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4914 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4916 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4917 ("cmpdi", "cmpsi"): Merge.
4918 ("strlendi", "strlensi"): Merge.
4919 ("*strlendi", "*strlensi"): Merge.
4920 ("movmemdi", "movmemsi"): Merge.
4921 ("clrmemdi", "clrmemsi"): Merge.
4923 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4925 * config/s390/s390.md: ("HQI"): New mode macro.
4926 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4927 ("*tmhi_full", "*tmqi_full"): Merge.
4928 ("*tsthiCCT", "*tstqiCCT"): Merge.
4929 ("*tsthi", "*tstqi"): Merge.
4930 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4931 ("*sethighhisi", "*sethighqisi"): Merge.
4933 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4935 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4936 config/alpha/unicosmk.h, config/arc/arc.md,
4937 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4938 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4939 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4940 config/arm/semi.h, config/arm/uclinux-elf.h,
4941 config/arm/wince-pe.h, config/fr30/fr30.c,
4942 config/rs6000/altivec.h: Update copyright.
4944 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4946 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4947 gcc_assert and gcc_unreachable as appropriate.
4948 (pdp11_output_function_epilogue, output_move_double,
4949 output_move_quad, print_operand_address, output_jump,
4950 output_addr_const_pdp11): Likewise.
4951 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4952 ASM_OUTPUT_ALIGN): Likewise.
4953 * config/pdp11/pdp11.md: Likewise.
4954 (extendhisi2, subhi3, subqi3): Likewise.
4956 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4959 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4962 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4964 * config/ia64/ia64.c: Fix a comment typo.
4966 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4969 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4970 (arm_override_options): Use them instead of manifest constants. Don't
4971 allow -march to override the -mtune setting.
4973 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4975 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4976 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4977 (function_arg_advance, function_arg, save_restore_insns,
4978 iq2000_expand_prologue, iq2000_output_conditional_branch,
4979 expand_one_builtin, print_operand):
4980 * config/iq2000/iq2000.md (tablejump): Likewise.
4982 2005-05-09 David Ung <davidu@mips.com>
4984 * config/mips/mips.h (processor_type): Add names for the 24K.
4985 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4987 * config/mips/mips.md (cnv_mode): New attribute for recording the
4988 conversion types of float convert insns.
4989 (cpu): Add 24k and 24kx.
4990 (include): Include 24k.md file.
4991 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4992 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4993 (floatdisf2): Setup cnv_mode.
4994 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4996 * config/mips/24k.md: New file, contains 24k DFA pipeline
4999 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5001 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5002 gcc_unreachable as appropriate.
5003 (print_operand, prepare_move_operands, prepare_scc_operands,
5004 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5005 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5006 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5007 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5008 sh_set_return_address, sh_setup_incoming_varargs,
5009 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5010 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5011 check_use_sfunc_addr): Likewise.
5012 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5013 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5014 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5015 sh_symbian_mark_dllimport): Likewise.
5016 * config/sh/sh.md: Likewise.
5017 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5018 casesi_worker_2, casesi_shift_media, casesi_load_media,
5019 return_media): Likewise.
5021 2005-05-08 Roger Sayle <roger@eyesopen.com>
5024 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5027 2005-05-08 Richard Henderson <rth@redhat.com>
5029 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5031 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5033 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5034 and -1 can happen in reg_renumber when no hard register is assigned.
5036 2005-05-08 Steven Bosscher <stevenb@suse.de>
5037 Kazu Hirata <kazu@cs.umass.edu>
5039 PR tree-optimization/14841, tree-optimization/15838
5040 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5041 (evaluate_stmt): Call it.
5043 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5045 * config/ia64/ia64.c (ia64_override_options): Don't set
5046 ia64_flag_var_tracking and clear flag_var_tracking here...
5047 (ia64_file_start): ... but here.
5049 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5051 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5052 and gcc_unreachable as appropriate.
5053 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5054 m68hc11_gen_highpart, print_operand, print_operand_address,
5055 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5056 m68hc11_gen_movhi): Likewise.
5057 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5058 * config/m68hc11/m68hc11.md: Reword comment.
5060 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5063 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5066 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5068 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5069 the 68HC12 address indirect addressing mode as it is not supported by
5071 * config/m68hc11/m68hc11-protos.h
5072 (m68hc11_valid_addressing_p): Declare.
5073 (m68hc11_add_mode): Declare.
5074 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5075 register_indirect_p and export it.
5076 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5077 instruction so that it is part of the good BB.
5078 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5079 addressing with movw.
5080 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5082 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5083 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5084 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5086 ("*movhi_68hc12"): Handle movhi_const0.
5087 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5088 ("*subhi3_zext"): Likewise.
5090 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5093 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5094 operand 1 and fix constraints.
5095 ("mulqihi3"): Use general_operand for operand 2.
5097 2005-05-08 Julian Brown <julian@codesourcery.com>
5098 H.J. Lu <hongjiu.lu@intel.com>
5099 Paul Brook <paul@codesourcery.com>
5101 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5102 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5103 20050308/2.16.0 or newer for comdat group.
5104 * configure: Regenerated.
5105 * config.in: Regenerated.
5106 * varasm.c (default_function_rodata_section): Put .rodata section in
5107 COMDAT group when necessary.
5108 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5110 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5113 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5115 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5117 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5118 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5119 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5120 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5122 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5125 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5126 64-bit constants on 64-bit hosts.
5127 (m68hc11_split_logical): Simplify.
5128 (m68hc11_split_move): Likewise.
5130 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5131 Paolo Bonzini <bonzini@gnu.org>
5133 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5134 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5135 * configure.ac (enable_checking): Fix typos in runtime_checking.
5136 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5137 (xm_file): Prepend auto-host.h
5138 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5139 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5141 * crtstuff.c: Do not include auto-host.h.
5142 (IN_LIBGCC2): Do not define.
5143 * gcov-io.h: Include tconfig.h, not auto-host.h.
5144 * libgcc2.c: Do not include auto-host.h.
5145 (abort): Do not undefine.
5146 * libgcov.c: Remove unneeded comment about config.h.
5147 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5148 * config.in, configure: Regenerated.
5150 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5151 Falk Hueffner <falk@debian.org>
5153 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5154 and gcc_unreachable as appropriate.
5155 (get_aligned_mem, get_unaligned_address,
5156 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5157 alpha_emit_setcc, alpha_emit_conditional_move,
5158 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5159 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5160 alpha_expand_unaligned_load, alpha_expand_block_move,
5161 alpha_expand_zap_mask, get_trap_mode_suffix,
5162 get_round_mode_suffix, get_some_local_dynamic_name,
5163 print_operand_address, function_arg, alpha_return_in_memory,
5164 function_value, alpha_expand_builtin,
5165 alpha_initial_elimination_offset, alpha_expand_epilogue,
5166 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5167 alphaev5_next_group, alpha_align_insns,
5168 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5169 unicosmk_ssib_name): Likewise.
5170 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5171 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5172 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5173 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5174 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5175 * config/alpha/alpha.md (*divmodsi_internal_er,
5176 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5177 call_nt, call_umk, call_vms, call_value, sibcall_value,
5178 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5179 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5180 * config/alpha/predicates.md (input_operand): Likewise.
5182 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5184 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5185 gcc_unreachable, as appropriate.
5186 (frv_function_prologue, frv_alloc_temp_reg,
5187 frv_initial_elimination_offset, frv_expand_block_move,
5188 frv_expand_block_clear, frv_print_operand_jump_hint,
5189 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5190 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5191 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5192 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5193 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5194 frv_in_small_data_p, frv_asm_out_constructor,
5195 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5196 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5197 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5198 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5199 sibcall_value, casesi): Likewise.
5201 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5202 gcc_unreachable as appropriate.
5203 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5204 expand_epilogue, notice_update_cc, initial_offset,
5205 mn10300_address_cost_1): Likewise.
5206 * config/mn10300/mn10300.md: Likewise.
5207 (absdf2, abssf2, negdf2, negsf2): Likewise.
5209 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5212 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5214 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5215 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5216 including sunge_<mode> and sungt_<mode>.
5218 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5220 * integrate.h (get_hard_reg_initial_val): Change type of register
5221 parameter from int to unsigned int.
5222 (has_hard_reg_initial_val): Likewise.
5223 * integrate.c (get_hard_reg_initial_val): Likewise.
5224 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5226 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5228 * except.c (eh_status): Change the type of ttype_data to
5230 (add_ttypes_entry, assign_filter_values,
5231 output_function_exception_table): Use VEC instead of VARRAY.
5233 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5235 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5237 2005-05-07 Paul Brook <paul@codesourcery.com>
5239 * Makefile.in: Fix dependencies.
5240 (GCOV_IO_H, VARRAY_H): Set.
5242 2005-05-07 Anthony Green <green@redhat.com>
5245 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5246 x$STMP_FIXPROTO test.
5247 * configure: Rebuilt.
5249 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5251 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5252 inappropriate feature test macros if flag_iso.
5254 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5256 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5258 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5261 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5262 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5263 Handle moved operand being in special register.
5264 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5265 presumed working insn.
5266 (mover2side): Add FIXME.
5268 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5270 * integrate.c (get_func_hard_reg_initial_val): Delete.
5271 (has_func_hard_reg_initial_val): Delete.
5272 (get_hard_reg_initial_val): Inline the old implementation of
5273 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5274 instead of has_func_hard_reg_initial_val to test for an existing
5275 pseudo. Only create an rtx if a new initial value entry is needed.
5276 (has_hard_reg_initial_val): Scan the initial value list directly.
5277 Don't create an rtx.
5279 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5281 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5283 * config.in (HAVE_AS_POPCNTB): New.
5284 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5285 (HAVE_AS_POPCNTB): New.
5286 * configure: Regenerated.
5287 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5288 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5289 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5290 and rs6000_sched_costly_dep.
5291 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5292 (TARGET_XL_COMPAT): Delete.
5293 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5294 (popcount<mode>2): New.
5295 (popcntb<mode>2): New.
5296 * config/rs6000/rs6000.opt (mpopcntb): New.
5298 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5299 if variable name exists.
5301 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5303 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5305 2005-05-07 Richard Henderson <rth@redhat.com>
5308 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5309 with constant offsets.
5311 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5313 * config/v850/v850.c (print_operand): Use gcc_assert and
5314 gcc_unreachable, as appropriate.
5315 (print_operand_address, v850_handle_data_area_attribute,
5316 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5317 v850_insert_attributes, construct_prepare_instruction): Likewise.
5318 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5319 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5321 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5323 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5324 config/rs6000/rs6000.h: Fix comment typos.
5326 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5328 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5329 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5330 (mips_scalar_mode_supported_p): Delete.
5332 2005-05-06 Eric Christopher <echristo@redhat.com>
5334 * config/mips/mips.opt: Remove -mint64 option.
5335 * config/mips/mips.c (override_options): Remove -mint64
5337 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5338 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5339 64-bit integer handling.
5340 * doc/invoke.texi (Option Summary): Remove -mint64 for
5343 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5345 PR tree-optimization/19401
5346 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5347 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5348 (estimated_unrolled_size): New function.
5349 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5350 tree_unroll_loops_completely): Always unroll loops if the code size
5352 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5353 loops should be unrolled completely.
5354 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5356 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5358 PR rtl-optimization/21254
5359 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5360 assumptions for loops that otherwise do not roll.
5361 (find_simple_exit): Prefer # of iterations that is guaranteed
5363 * loop-unroll.c (decide_peel_once_rolling,
5364 decide_peel_completely): Check whether the loop is infinite.
5366 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5368 * config/rs6000/sysv4.opt: Fix typo.
5370 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5371 Jakub Jelinek <jakub@redhat.com>
5374 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5375 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5376 Don't use rep; movs{l,q} if the repetition count is really small,
5377 instead use a sequence of movs{l,q} instructions.
5379 2005-05-06 Jeff Law <law@redhat.com>
5381 PR tree-optimization/21380
5382 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5383 thread through a block with no preds.
5385 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5387 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5388 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5389 add_call_read_ops): Use VEC instead of VARRAY.
5391 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5393 * config/mcore/mcore.c (mcore_print_operand_address): Use
5394 gcc_assert and gcc_unreachable as appropriate.
5395 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5396 mcore_output_andn, output_inline_const, mcore_output_move,
5397 mcore_output_movedouble, mcore_expand_block_move,
5398 layout_mcore_frame, mcore_initial_elimination_offset,
5399 mcore_expand_prolog, mcore_mark_dllexport,
5400 mcore_mark_dllimport): Likewise.
5401 * config/mcore/mcore.h (switch_to_section): Likewise.
5402 * config/mcore/mcore.md: Likewise.
5404 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5406 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5407 TARGET_PROFILE_KERNEL.
5409 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5410 TARGET_PROFILE_KERNEL use.
5412 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5414 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5415 and gcc_unreachable, as appropriate.
5416 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5417 m32r_expand_prologue, m32r_output_function_epilogue,
5418 m32r_legitimize_pic_address, m32r_print_operand_address,
5419 emit_cond_move, m32r_function_symbol,
5420 m32r_output_block_move): Likewise.
5421 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5422 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5423 *rev_zero_branch_insn): Likewise.
5425 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5428 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5429 if both NEWDECL and OLDDECL are already weak.
5431 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5433 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5435 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5436 Kaz Kojima <kkojima@gcc.gnu.org>
5438 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5441 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5442 David Edelsohn <edelsohn@gnu.org>
5444 * config.gcc: Add .opt magic for the rs6000 ports.
5446 * doc/invoke.texi: Document -mabi= option properly. Document
5447 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5448 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5451 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5452 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5455 * config/rs6000/aix.opt: New.
5456 * config/rs6000/aix41.opt: New.
5457 * config/rs6000/aix64.opt: New.
5458 * config/rs6000/darwin.opt: New.
5459 * config/rs6000/linux64.opt: New.
5460 * config/rs6000/rs6000.opt: New.
5461 * config/rs6000/sysv4.opt: New.
5463 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5464 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5466 Define TARGET_USES_SYSV4_OPT.
5467 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5468 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5469 TARGET_USES_AIX64_OPT.
5470 * config/rs6000/aix51.h: Same.
5471 * config/rs6000/aix52.h: Same.
5472 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5473 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5474 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5475 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5476 * config/rs6000/linux64.h: Use
5477 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5479 * config/rs6000/rs6000.c: Remove definitions of
5480 rs6000_sched_restricted_insns_priority,
5481 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5482 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5483 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5484 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5485 rs6000_alignment_string. Define rs6000_explicit_options.
5486 (rs6000_parse_abi_options): Remove.
5487 (rs6000_parse_alignment_option): Remove.
5488 (rs6000_parse_float_gprs_option): Remove.
5489 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5490 TARGET_DEFAULT_TARGET_FLAGS.
5491 (rs6000_override_options): Revamp to use new .opt machinery.
5493 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5494 of new .opt machinery. Remove target_flags. Redefine
5495 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5496 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5497 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5498 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5499 rs6000_longcall_switch, rs6000_default_long_calls,
5500 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5501 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5502 TARGET_ALTIVEC_VRSAVE.
5504 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5506 * config.gcc (hppa1.1-*-rtems*): Remove.
5507 * config/pa/rtems.h: Remove.
5509 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5511 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5512 Exclude roe/603e multilib variants.
5514 2005-05-04 Denis Chertykov <denisc@overta.ru>
5517 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5520 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5522 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5523 arm/pe.opt to $extra_options.
5524 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5525 (target_float_abi_name, target_float_switch, target_abi_name)
5526 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5527 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5528 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5529 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5530 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5531 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5532 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5533 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5534 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5535 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5536 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5537 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5538 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5539 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5540 (arm_pic_register_string): Delete.
5541 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5543 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5544 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5545 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5546 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5547 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5548 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5549 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5550 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5551 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5552 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5553 (SUBTARGET_SWITCHES): Delete.
5554 * config/arm/arm.c (target_float_switch): Delete.
5555 (arm_cpu_select): Moved from config/arm/arm.h.
5556 (target_fpu_name, target_fpe_name, target_float_abi_name)
5557 (target_abi_name, structure_size_string, arm_pic_register_string)
5558 (arm_select): Make static.
5559 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5560 (arm_handle_option): New function.
5561 (arm_override_options): Update target_flags checks for new mask names.
5562 Remove target_float_switch code.
5563 (arm_expand_prologue, thumb_expand_prologue): Check
5564 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5565 * config/arm/arm.opt, config/arm/pe.opt: New files.
5567 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5569 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5570 gcc_unreachable as appropriate.
5571 (arc_double_limm_p, arc_setup_incoming_varargs,
5572 arc_compute_function_type, arc_output_function_prologue,
5573 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5574 output_shift, arc_print_operand, arc_print_operand_address,
5575 arc_final_prescan_insn): Likewise.
5576 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5578 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5580 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5585 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5586 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5587 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5588 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5589 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5590 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5591 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5592 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5594 2005-05-05 Paul Brook <paul@codesourcery.com>
5596 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5597 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5598 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5599 and tree-data-ref.h with *_H variables.
5601 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5603 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5605 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5607 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5609 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5611 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5613 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5615 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5616 setting of vrsave register for current function after
5617 call to save_world is emitted.
5619 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5621 * config/mmix/predicates.md: New file.
5622 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5623 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5624 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5625 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5626 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5628 * config/mmix/mmix.md: Include predicates.md.
5629 ("call", "call_value"): Force address to register if it isn't a
5630 mmix_symbolic_or_address_operand.
5632 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5634 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5635 the flags are of appropriate types.
5636 (num_ssa_operands): Generalize using the generic interface.
5637 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5640 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5642 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5643 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5645 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5647 * tree-outof-ssa.c (edge_leader, stmt_list,
5648 analyze_edges_for_bb): Use VEC instead of VARRAY.
5649 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5650 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5651 fini_analayze_edges_for_bb.
5653 2005-05-04 James E Wilson <wilson@specifixinc.com>
5656 * gcc.c (process_command): In the second argv scan loop, ignore
5657 Xassembler and Xpreprocessor, along with their argument.
5659 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5661 * tree-flow-inline.h, tree-ssa-operands.c,
5662 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5663 Likewise. tree-vn.c: Fix comment typos.
5664 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5666 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5668 * doc/tm.texi (Target Hooks): Document
5669 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5671 2005-05-04 Paul Brook <paul@codesourcery.com>
5673 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5675 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5677 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5678 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5681 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5682 get_expansion, expand_var_during_unrolling,
5683 insert_var_expansion_initialization,
5684 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5687 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5690 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5693 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5694 the same as INTEGER_TYPE.
5695 (fold_binary): Fold "bool_var != 0" to bool_var.
5696 Fold "bool_var == 1" to bool_var.
5698 2004-05-03 Richard Henderson <rth@redhat.com>
5701 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5702 from recog_data instead of insn_data.
5704 2005-05-03 DJ Delorie <dj@redhat.com>
5706 * common.opt (fdiagnostics-show-option): No variable is needed.
5707 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5708 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5709 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5710 Save and restore original message format. Use flag in context
5712 (warning): Don't test for enabled warnings here.
5713 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5716 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5718 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5719 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5720 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5721 * aclocal.m4: Don't include accross.m4.
5722 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5723 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5724 * configure, config.in: Regenerate.
5726 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5729 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5730 (clear_storage): Add argument.
5731 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5732 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5734 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5735 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5736 (store_expr, store_constructor): Adjust callers.
5737 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5738 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5739 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5740 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5741 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5742 with EXP. Pass EXP to expand_builtin_memmove.
5743 (expand_builtin_memset): Add ORIG_EXP argument, pass
5744 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5745 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5746 Pass EXP to expand_builtin_memset.
5747 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5749 (expand_builtin_strncmp): Likewise.
5750 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5751 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5752 (expand_builtin_fprintf): Likewise.
5753 (expand_builtin): Adjust calls to
5754 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5756 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5759 PR rtl-optimization/21239
5760 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5762 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5764 * tree-flow.h (tree_ann_common_d): Move aux to ...
5765 (stmt_ann_d): ... here.
5766 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5767 move_computations_stmt, schedule_sm): Update references to
5769 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5771 * tree-cfg.c (remove_bb): Remove a redundant call to
5773 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5776 2005-05-03 Richard Henderson <rth@redhat.com>
5778 * config/rs6000/rs6000.c: Remove conflict markers.
5780 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5782 2005-05-03 James E Wilson <wilson@specifixinc.com>
5784 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5786 2005-05-03 DJ Delorie <dj@redhat.com>
5788 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5789 decide if the warning will be printed.
5790 * calls.c (expand_call): Likewise.
5791 * function.c (init-function_start): Likewise.
5793 * common.opt (-fdiagnostics-show-option): New.
5794 * opts.c (option_enabled): Accept the option index instead of a
5795 pointer to the option descriptor.
5796 * opts.h (option_enabled): Likewise.
5797 * toplev.c (print_switch_values): Pass option index, not option
5799 * diagnostic.h (diagnostic_info): Add option_index.
5800 * diagnostic.c: Include opts.h.
5801 (diagnostic_set_info): Initialize option_index.
5802 (diagnostic_report_diagnostic): Amend option name if appropriate.
5803 (warning): Check to see if the specified warning is enabled.
5805 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5807 2005-05-03 Richard Henderson <rth@redhat.com>
5809 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5810 SPEC_OR_GEN_REGS definitions.
5812 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5815 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5816 for unavailable registers.
5818 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5820 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5822 * cfglayout.c (block_locators_blocks,
5823 insn_locators_initialize, insn_scope): Use VEC instead of
5826 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5827 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5830 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5832 * config/sparc/predicates.md (const_compl_high_operand): New.
5833 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5835 (sparc_emit_set_const64_quick1): Adjust for above change.
5836 (sparc_emit_set_const64_quick2): Likewise.
5837 (sparc_emit_set_const64_longway): Likewise.
5838 (sparc_emit_set_const64): Likewise.
5839 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5840 movdi_const64_special): Delete.
5841 (logical constant splitters): Use const_compl_high_operand.
5843 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5845 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5846 rather than STRIP_NOPS.
5848 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5850 PR rtl-optimization/21330
5851 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5853 (unswitch_single_loop): Clear cinsn when retrying.
5856 * config/i386/i386.c (legitimize_address): When canonicalizing
5857 ASHIFT into MULT, multiply by 1 << shift_count instead of
5858 1 << log2 (shift_count).
5860 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5862 * lambda-code.c (gcc_loop_to_lambda_loop,
5863 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5864 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5865 generic operand interface.
5866 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5867 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5868 generic operand interface.
5869 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5870 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5871 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5872 num_imm_uses): Use ssa_use_operand_t.
5873 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5874 get_v_must_def_ops): Delete.
5875 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5876 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5877 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5878 get_v_must_def_kill_ptr): Delete.
5879 (delink_stmt_imm_use): Move and use new operand interface.
5880 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5881 op_iter_next_tree): Use new operand implementation.
5882 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5883 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5885 (op_iter_next_mustdef, op_iter_next_maydef,
5886 op_iter_next_must_and_may_def): Delete. Replace with...
5887 (op_iter_next_maymustdef): New. Combine must and may next operations.
5888 (op_iter_init_maydef, op_iter_init_mustdef,
5889 op_iter_init_must_and_may_def): Use new interface.
5890 (single_ssa_tree_operand ): New. Process single operands only as trees.
5891 (single_ssa_use_operand): New. Process single operands only as uses.
5892 (single_ssa_def_operand): New. Process single operands only as defs.
5893 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5895 (num_ssa_operands): New. Count the number of specified operands.
5896 (compare_ssa_operands_equal): New. Compare two statements' operands.
5897 (single_phi_def): New. Return true if PHI has one def of the specified
5899 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5900 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5901 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5902 (struct stmt_ann_d): Operands field no longer require GTY().
5903 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5904 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5905 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5906 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5907 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5908 Use use_operand_p instead of ssa_imm_use_t *.
5909 * tree-pretty-print.c (dump_vops): check if operands are active before
5910 dumping virtual operands.
5911 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5912 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5913 (ccp_fold): Use new interface.
5914 (ccp_visit_stmt): Remove unused variables and code.
5915 (convert_to_gimple_builtin): Insert statements before calling
5916 mark_new_vars_to_rename.
5917 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5918 (copy_prop_visit_cond_stmt): Use generic interface.
5919 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5920 annotation in table.
5921 (thread_across_edge): Use generic interface.
5922 (initialize_hash_element): Initialzie with stmt, not annotation.
5923 (eliminate_redundant_computations): Use generic interface.
5924 (record_equivalences_from_stmt): Pass stmt, not annotation.
5925 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5927 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5928 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5929 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5930 generic operand interface.
5931 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5933 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5935 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5936 (build_defs, build_uses, build_v_may_defs, build_vuses,
5937 build_v_must_defs): Change type to struct opbuild_list_d.
5938 (ops_active): New. Operands active boolean.
5939 (operand_memory, operand_memory_index): New. Operand memory managers.
5940 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5941 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5942 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5943 Change from functions to static variable list heads.
5944 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5945 (opbuild_initialize_real): New. Initialize a virtual build list.
5946 (opbuild_free): New. Free a build list.
5947 (opbuild_num_elems): New. Number of items in a list.
5948 (opbuild_append_real): New. Add a real (tree *) operand.
5949 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5950 (opbuild_first): New. Return first element index in a list.
5951 (opbuild_next): New. Return next element in a list.
5952 (opbuild_elem_real): New. Return real element.
5953 (opbuild_elem_virtual): New. Return virtual element.
5954 (opbuild_elem_uid): New. Return UID of virtual element.
5955 (opbuild_clear): New. Reset an operand list.
5956 (opbuild_remove_elem): New. Remove an element form a list.
5957 (ssa_operands_active): New. Return true if operand cache is active.
5958 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5959 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5960 (correct_use_link): Use use_operand_p.
5961 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5962 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5963 (cleanup_v_may_defs): Use new implmentation.
5964 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5966 (append_def, append_use, append_v_may_def, append_vuse,
5967 append_v_must_def): Call opbuild_append routine instead of using varray.
5968 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5969 global parse_old_ops variable.
5970 (free_ssa_operands): New implementation.
5971 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5972 (copy_virtual_operands): Move. New generic implementation.
5973 (create_ssa_artficial_load_stmt): Move. New implementation.
5974 (swap_tree_operands): Update for new implementation.
5975 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5976 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5977 rather than a varray.
5978 (verify_imm_links): Use use_operand_p.
5979 (dump_immediate_uses_for): If the immediate use variable is a virtual
5980 variable, show the virtual ops in the stmt.
5981 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5982 (NULL_DEF_OPERAND_P): Now a #define.
5983 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5984 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5985 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5986 mustdef_optype_d): New. Use Linked list representation.
5987 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5988 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5989 (struct stmt_operands_d): Change to new pointers that are not GTY.
5990 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5991 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5992 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5993 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5994 SET_V_MUST_DEF_KILL): Delete.
5995 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5996 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5997 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5998 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5999 (enum ssa_op_iter_type): Operand iterator typechecking values.
6000 (struct ssa_operand_iterator_d): Use linked lists of operands.
6001 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6002 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6003 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6004 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6005 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6006 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6007 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6008 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6009 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6010 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6011 alloc_vuse, and alloc_mustdef.
6012 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6013 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6014 and finalize_ssa_v_must_def_ops.
6015 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6016 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6018 (compute_avail): Use generic iterator interface.
6019 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6020 (stmt_makes_single_load, stmt_makes_single_store): Use
6022 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6023 (statement_sink_location): Use generic interface.
6024 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6025 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6026 reset the immediate use link nodes.
6027 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6028 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6029 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6030 (eliminate_tail_call): Use generic operand interface.
6031 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6032 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6034 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6036 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6037 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6039 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6040 Use statement pointer instead of vuse_optype. Use generic interface.
6041 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6042 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6043 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6044 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6045 * doc/tree-ssa.texi: Update documentation for operand interface.
6047 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6049 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6050 gcc_unreachable as appropriate.
6051 (machopic_function_base_name, machopic_indirect_data_reference,
6052 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6053 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6054 * config/rs6000/altivec.md (*mov<mode>_internal,
6055 build_vector_mask_for_load): Likewise.
6056 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6057 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6058 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6059 * config/rs6000/predicates.md (easy_fp_constant,
6060 logical_operand): Likewise.
6061 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6062 compute_save_world_info, rs6000_emit_prologue,
6063 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6064 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6067 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6070 * convert.c (convert_to_integer): Convert ceil and floor in
6073 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6076 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6077 define_insn_and_split. Split only when memory operand is
6078 offsettable. Use adjust_address rather than plus_constant.
6079 (floatunssidf2_internal): Likewise.
6080 (fix_truncdfsi2_internal): Split only when memory operand is
6081 offsettable. Use adjust_address rather than plus_constant.
6082 (fix_trunctfsi2_internal): Likewise.
6083 (floatsidf2_internal): Likewise.
6085 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6087 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6088 (set_value_range_to_null): Likewise.
6089 (set_value_range_to_varying): New function. Use it in all
6090 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6091 (extract_range_from_assert): If the integral type has a
6092 super-type, and LIMIT is not within MIN and MAX values of that
6093 type, set the resulting range to VR_VARYING.
6095 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6097 * config/mmix/mmix.opt: New file.
6098 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6099 (mmix_cc1_ignored_option): Don't declare.
6100 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6101 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6102 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6103 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6104 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6105 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6106 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6107 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6109 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6110 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6111 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6113 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6116 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6117 * c-decl.c (current_function_prototype_built_in,
6118 current_function_prototype_arg_types): New.
6119 (merge_decls): Keep source location of prototype followed by
6120 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6121 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6122 (start_function): Always set current_function_prototype_locus,
6123 current_function_prototype_built_in and
6124 current_function_prototype_arg_types. Check for external
6125 prototype whether or not visible for external function and set
6126 current_function_prototype_arg_types accordingly.
6127 (store_parm_decls_oldstyle): Use
6128 current_function_prototype_arg_types for checking old-style
6129 definition against prototype. Give warnings only if
6130 current_function_prototype_built_in).
6132 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6134 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6135 (ggc_alloc_zone_stat): Don't define.
6136 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6137 ggc_alloc_zone_pass_stat.
6138 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6139 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6140 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6142 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6144 * calls.c (expand_call): Handle current_function_pretend_args_size
6145 when checking for sibcalls.
6147 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6149 PR tree-optimization/21294
6150 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6151 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6153 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6156 * gcov-io.h: Declare gcov external functions hidden.
6158 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6160 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6161 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6162 Use VEC instead of VARRAY.
6165 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6168 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6170 * c-common.c (resolve_overloaded_builtin): Forward to target
6171 hook for BUILT_IN_MD built-ins.
6172 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6173 for all types of built-in.
6174 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6175 in the definition of the target hooks struct.
6176 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6177 * config/rs6000/altivec.h: Rewritten.
6178 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6179 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6180 rs6000_builtin_type, rs6000_builtin_type_compatible,
6181 altivec_overloaded_builtins, rs6000_builtin_type,
6182 rs6000_builtin_type_compatible): New.
6183 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6185 (def_builtin): Turn into a function. Check for duplicates and store
6186 the builtin into rs6000_builtin_decls.
6187 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6188 bdesc_1arg): Add overloaded builtins.
6189 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6190 do not support ALTIVEC_COMPILETIME_ERROR.
6191 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6192 nodes to represent front-end types.
6193 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6194 with opaque arguments and/or return values.
6195 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6196 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6197 (rs6000_builtin_type_index): New.
6198 (is_ev64_opaque_type): Rename to...
6199 (rs6000_is_opaque_type): ... this.
6200 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6203 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6205 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6208 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6209 Bernd Schmidt <bernd.schmidt@analog.com>
6211 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6212 print_address_operand, print_operand, legitimize_pic_address,
6213 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6214 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6216 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6218 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6220 * doc/passes.texi: Document vectorization pass.
6222 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6224 * tree-scalar-evolution.c (get_exit_conditions_rec,
6225 select_loops_exit_conditions,
6226 number_of_iterations_for_all_loops,
6227 analyze_scalar_evolution_for_all_loop_phi_nodes,
6228 scev_analysis): Use VEC instead of VARRAY.
6230 2005-05-02 Michael Matz <matz@suse.de>
6233 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6234 (warn_strict_null_sentinel): Define.
6235 (check_function_sentinel): Check for null_node as valid sentinel too.
6236 * c-common.h (c_tree_index): Added CTI_NULL.
6237 (null_node) Define global_tree[CTI_NULL].
6238 (warn_strict_null_sentinel): Declare.
6239 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6240 * c.opt: (Wstrict-null-sentinel): New C++ option.
6241 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6243 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6245 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6248 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6250 * dwarf2out.c (decl_scope_table, push_decl_scope,
6251 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6254 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6257 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6259 * doc/cpp.texi (__DEPRECATED): Document.
6260 (__EXCEPTIONS): Likewise.
6261 (__GXX_WEAK__): Likewise.
6263 * function.c (INVOKE__main): Do not define.
6264 (expand_main_function): Check HAS_INIT_SECTION when determining
6265 whether or not to call __main.
6267 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6269 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6271 2005-01-05 Paul Brook <paul@codesourcery.com>
6273 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6274 (INITIALIZE_TRAMPOLINE): Use it.
6275 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6276 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6277 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6279 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6281 * doc/install.texi (Specific): Omit dots in the @anchors names
6282 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6283 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6285 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6287 PR tree-optimization/18316
6288 PR tree-optimization/19126
6289 * tree.c (build_int_cst_type): Avoid shift by size of type.
6290 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6292 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6293 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6295 (dump_cand): Dump depends_on information.
6296 (determine_biv_step): Add argument to simple_iv call.
6297 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6298 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6300 (add_candidate_1): Record depends_on for candidates.
6301 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6302 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6303 Handle ivs with nonconstant step.
6304 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6305 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6306 (create_new_iv): Unshare the step before passing it to create_iv.
6307 (free_loop_data): Free cand->depends_on.
6308 (build_addr_strip_iref): New function.
6309 (find_interesting_uses_address): Use build_addr_strip_iref.
6310 (strip_offset_1): Split the recursive part from strip_offset.
6311 Strip constant offset component_refs and array_refs.
6312 (strip_offset): Split the recursive part to strip_offset_1.
6313 (add_address_candidates): Removed.
6314 (add_derived_ivs_candidates): Do not use add_address_candidates.
6315 (add_iv_value_candidates): Add candidates with stripped constant
6316 offset. Consider all candidates with initial value 0 important.
6317 (struct affine_tree_combination): New.
6318 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6319 aff_combination_add_elt, aff_combination_add,
6320 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6321 fold_affine_sum): New functions.
6322 (get_computation_at): Use fold_affine_sum.
6323 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6324 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6327 2005-04-30 Michael Matz <matz@suse.de>
6329 * config/i386/i386.md (movmemsi): Also active when
6330 TARGET_INLINE_ALL_STRINGOPS.
6332 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6335 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6337 2005-04-30 Paul Brook <paul@codesourcery.com>
6339 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6341 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6342 * config/arm/ieee754-sf.S: Ditto.
6343 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6344 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6346 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6348 * tree-ssanames.c: Fix a comment typo.
6349 * doc/options.texi: Fix a typo.
6351 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6353 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6354 gcc_unreachable as appropriate.
6355 (split_adds_subs, cond_string, print_operand,
6356 h8300_initial_elimination_offset, h8300_classify_operand,
6357 h8300_unary_length, h8300_short_immediate_length,
6358 h8300_bitfield_length, h8300_binary_length,
6359 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6360 compute_plussi_length, compute_plussi_cc, output_logical_op,
6361 compute_logical_op_length, compute_logical_op_cc,
6362 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6363 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6364 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6365 h8300_regs_ok_for_stm): Likewise.
6366 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6367 monitor_prologue): Likewise.
6369 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6371 * loop-invariant.c (invariants, create_new_invariant,
6372 get_inv_cost, best_gain_for_invariant,
6373 find_invariants_to_move, move_invariants,
6374 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6377 2005-04-29 Richard Henderson <rth@redhat.com>
6379 * function.c (instantiate_decls): Remove valid_only argument.
6380 (instantiate_decls_1, instantiate_decl): Likewise.
6381 (instantiate_virtual_regs_1): Delete.
6382 (instantiate_virtual_regs_lossage): Delete.
6383 (instantiate_virtual_regs_in_rtx): New.
6384 (safe_insn_predicate): New.
6385 (instantiate_virtual_regs_in_insn): New.
6386 (instantiate_virtual_regs): Update to match all that. Only run
6387 instantiate_decls once.
6389 2005-04-29 Richard Henderson <rth@redhat.com>
6390 Daniel Jacobowitz <dan@codesourcery.com>
6392 * gengtype.c (write_func_for_structure): Split out ...
6393 (output_type_enum): ... new function. Fix thinko accessing
6394 TYPE_PARAM_STRUCT data.
6396 2005-04-29 Tom Tromey <tromey@redhat.com>
6398 * tree.c (build_block): Removed unused 'tags' argument.
6399 * tree.h (build_block): Removed argument.
6401 2005-04-29 Michael Matz <matz@suse.de>
6403 PR rtl-optimization/21144
6404 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6406 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6408 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6409 flag_reorder_blocks.
6411 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6413 PR tree-optimization/21030
6414 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6415 ranges where VR->MAX is smaller than VR->MIN.
6417 2005-04-29 Devang Patel <dpatel@apple.com>
6419 PR tree-optimization/21272
6420 PR tree-optimization/21266
6421 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6423 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6425 * tree-flow-inline.h: Fix a comment typo.
6426 * doc/tree-ssa.texi: Fix a typo.
6428 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6430 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6432 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6433 gcc_unreachable as appropriate.
6434 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6435 fr30_print_operand, fr30_move_double): Likewise.
6436 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6438 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6440 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6441 definition has already been provided.
6442 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6443 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6444 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6446 2005-04-29 Jim Tison <jtison@us.ibm.com>
6448 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6449 trace hooks calls to improve performance.
6451 2005-04-29 Julian Brown <julian@codesourcery.com>
6452 Mark Mitchell <mark@codesourcery.com>
6453 Paul Brook <paul@codesourcery.com>
6455 * crtstuff.c: Handle targets that use .init_array.
6456 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6457 that INVOKE__main is set correctly.
6458 (expand_main_function): Test INVOKE__main.
6459 * libgcc2.c: Do not define __main when using .init_array.
6460 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6461 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6463 (DTORS_SECTION_ASM_OP): Likewise.
6464 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6465 (CTOR_LIST_END): Likewise.
6466 (DTOR_LIST_BEGIN): Likewise.
6467 (DTOR_LIST_END): Likewise.
6468 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6469 (FINI_SECTION_ASM_OP): Likewise.
6470 (INIT_ARRAY_SECTION_ASM_OP): Define.
6471 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6472 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6473 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6474 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6475 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6477 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6479 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6480 gcc_assert and gcc_unreachable as appropriate.
6481 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6482 const_int_cost, output_move_const_into_data_reg,
6483 output_move_qimode, output_move_double, find_addr_reg,
6484 print_operand, print_operand_address): Likewise.
6485 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6486 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6487 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6488 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6489 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6490 conditional_trap): Likewise.
6491 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6493 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6495 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6496 gcc_unreachable as appropriate.
6497 (gen_conditional_move, xtensa_split_operand_pair,
6498 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6499 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6500 xtensa_copy_incoming_a7, xtensa_output_literal,
6501 xtensa_output_literal, xtensa_output_literal): Likewise.
6502 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6503 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6504 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6505 movsicc_internal1, movsfcc_internal0,
6506 movsfcc_internal1): Likewise.
6508 2005-04-28 James E Wilson <wilson@specifixinc.com>
6510 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6511 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6513 2005-04-28 DJ Delorie <dj@redhat.com>
6515 * opt-functions.awk (var_set): Emit proper initializer for
6516 non-target bitfields.
6518 2005-04-28 Devang Patel <dpatel@apple.com>
6520 * dbxout.c (have_used_extensions): Remove.
6521 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6522 have_used_extensions.
6524 2005-04-28 James E Wilson <wilson@specifixinc.com>
6526 * doc/install.texi: Update -enable-languages info. Correct path to
6529 2005-04-28 DJ Delorie <dj@redhat.com>
6531 * optc-gen.awk (END): Make sure no variable is defined more
6533 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6534 Allow for bitfield variables other than target_flags.
6535 * doc/options.text (Mask): Document that you may specify a
6536 variable other than target_flags.
6538 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6540 PR rtl-optimization/18877
6541 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6542 number in val.start.
6544 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6547 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6549 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6550 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6551 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6553 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6555 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6556 creating pseudos when the base offset is too large.
6558 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6560 * global.c (earlyclobber_regclass): Change the type to
6562 (check_earlyclobber): Update uses of earlyclobber_regclass.
6563 (mark_reg_use_for_earlyclobber): Likewise.
6564 (calculate_local_reg_bb_info): Allocate and free
6565 earlyclobber_regclass using the VEC API.
6567 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6569 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6572 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6574 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6577 * config.gcc: Obsolete c4x-* and tic4x-*.
6579 * tree.h (edge_def): Remove.
6581 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6582 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6583 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6584 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6587 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6588 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6589 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6590 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6591 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6592 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6593 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6594 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6595 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6596 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6597 config/i386/cygming.h, config/i386/djgpp.h,
6598 config/i386/lynx.h, config/i386/netware.c,
6599 config/i386/winnt.c, config/ia64/ia64-c.c,
6600 config/iq2000/iq2000.c, config/m32r/little.h,
6601 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6602 config/m68k/m68k.md, config/mcore/mcore.c,
6603 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6604 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6605 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6606 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6607 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6608 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6609 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6610 config/s390/2064.md, config/s390/2084.md,
6611 config/s390/s390-modes.def, config/s390/s390-protos.h,
6612 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6613 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6614 config/vax/vax.c, config/vax/vax.h,
6615 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6618 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6620 * c-typeck.c (build_compound_expr): Correct logic in last change.
6622 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6624 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6625 parameters. Replace conditional move code with assert checking for
6626 ar.lc. Delete obsolete comments.
6627 (set_src_needs_barrier): Delete cond parameter, and code using it.
6628 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6629 assert checking for PR_REGS. Fix calls to update_set_flags and
6630 set_src_needs_barrier.
6631 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6632 callers. Rewrite explanatory comment before the function.
6633 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6636 2005-04-27 Mike Stump <mrs@apple.com>
6638 * doc/cpp.texi: gcc now implements universal character names.
6640 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6643 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6644 being a compound expression whose right-hand side is cast to void.
6646 2005-04-27 Caroline Tice <ctice@apple.com>
6648 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6649 Remove targetm.have_named_sections test.
6650 (fix_edges_for_rarely_executed_code): Likewise.
6651 (insert_section_boundary_note): Likewise.
6652 (reorder_basic_blocks): Check partitioning flag before calling
6653 verify_hot_cold_block_grouping.
6654 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6655 the function struct rather than global variables.
6656 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6657 (COLD_END_LABEL): Likewise
6658 (cold_text_section_label): New static global variable.
6659 (cold_end_label): Likewise.
6660 (dwarf2out_switch_text_section): Get hot/cold section labels from
6661 the function struct rather than global variables; test to make sure
6663 (output_aranges): Use cold_text_section_label and cold_end_label;
6664 check partitioning flag before putting out delta.
6665 (output_ranges): Remove incorrect code attempting to use
6667 (output_line_info): Get cold section label from function struct; test
6668 to make sure cfun is defined.
6669 (add_location_or_const_value_attribute): Likewise.
6670 (dwarf2out_var_location): Likewise.
6671 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6672 write out cold_text_section_label if partition flag is set.
6673 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6674 * function.h (struct function): Add new fields to point to hot/cold
6675 section labels: hot_section_label, cold_section_label,
6676 hot_section_end_label and cold_section_end_label; also add new field
6677 for cold text section name, unlikely_text_section_name.
6678 * opts.c (decode_options): Turn off partitioning flag if
6679 !targetm.have_named_sections.
6680 * output.h (hot_section_label): Remove.
6681 (hot_section_end_label): Remove.
6682 (cold_section_end_label): Remove.
6683 (unlikely_section_label): Remove.
6684 (unlikely_text_section_name): Remove.
6685 * passes.c (rest_of_handle_final): Remove extra blank line.
6686 * varasm.c (unlikely_section_label): Remove.
6687 (hot_section_label): Remove.
6688 (hot_section_end_label): Remove.
6689 (cold_section_end_label): Remove.
6690 (unlikely_text_section_name): Remove.
6691 (initialize_cold_section_name): Modify to call
6692 targetm.strip_name_encoding; to store cold section name in current
6693 function struct, if it exists; and to only use the decl_section_name
6694 if flag_named_sections is true.
6695 (unlikely_text_section): Modify to get section name out of current
6696 function struct, if there is one; otherwise build it from
6697 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6698 (in_unlikely_text_section): Likewise.
6699 (named_section): Modify to get/put cold section name in current function
6700 struct, if there is one.
6701 (function_section): Change 'bool unlikely' to 'int reloc'; check
6702 targetm.have_named_sections before calling named_section.
6703 (current_function_section): Likewise.
6704 (assemble_start_function): Modify to get/put unlikely_text_section_name
6705 in current function struct; modify to get hot/cold section labels
6706 from function struct; initialize labels using
6707 ASM_GENERATE_INTERNAL_LABEL;
6708 test partitioning flag before writing out hot section label.
6709 (assemble_end_function): Test partitioning flag before writing out
6710 hot/cold section labels.
6711 (default_section_type_flags_1): Get cold text section name from
6712 function struct if there is one; Set flags correctly for
6713 cold text section if there is not a current function struct.
6715 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6717 * tree-ssa-propagate.c (set_rhs): Revert last change.
6719 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6721 * explow.c (convert_memory_address): Add gcc_assert.
6723 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6725 * configure.ac: Check for ld --sysroot support.
6726 * gcc.c: Document %R specifier for specs.
6727 (SYSROOT_SPEC): New macro.
6728 (sysroot_spec): New variable.
6729 (static_specs): Add sysroot_spec.
6730 (main): Pass the sysroot spec to the linker if appropriate.
6731 * configure: Regenerated.
6732 * config.in: Likewise.
6734 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6736 * fold-const.c (fold_binary): Use build_fold_addr_expr
6737 for address calculation and INDIRECT_REF handling.
6739 2005-04-27 Andrew Haley <aph@redhat.com>
6741 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6743 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6745 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6746 pointer when thumb backtracing is on.
6748 * config/fp-bit.c (abort): Revert change.
6750 2005-04-27 Ian Lance Taylor <ian@airs.com>
6752 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6754 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6756 * tree-ssa-dce.c: Fix a comment typo.
6758 2005-04-27 David S. Miller <davem@davemloft.net>
6760 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6761 Kill setjmpless_size. current_function_calls_setjmp is completely
6762 computed when we are called, so just use the optimized size value
6763 instead of using REG_SAVE_AREA notes.
6764 (optimize_save_area_alloca): Delete....
6765 * rtl.h (optimize_save_area_alloca): Likewise...
6766 * passes.c (rest_of_compilation): and don't call it any more.
6767 * reg-notes.def (SAVE_AREA): Delete.
6769 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6771 * config/fp-bit.c (abort): Add noreturn attribute.
6773 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6774 gcc_unreachable as appropriate.
6775 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6776 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6777 ASM_OUTPUT_REG_POP): Likewise.
6779 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6781 * tree-complex.c (expand_vector_operations_1): Do not build
6782 VIEW_CONVERT_EXPR's for the lhs.
6784 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6786 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6787 unnecessary noncanonical RTL handling.
6788 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6789 gcc_assert and gcc_unreachable.
6791 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6792 gcc_unreachable as appropriate.
6793 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6794 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6795 use_return_insn, const_ok_for_op, arm_gen_constant,
6796 arm_canonicalize_comparison, legitimize_pic_address,
6797 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6798 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6799 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6800 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6801 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6802 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6803 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6804 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6805 output_call, output_mov_long_double_fpa_from_arm,
6806 output_mov_long_double_arm_from_fpa,
6807 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6808 output_move_double, arithmetic_instr, shift_op, int_log2,
6809 output_return_instruction, arm_output_function_prologue,
6810 arm_output_epilogue, arm_output_function_epilogue,
6811 emit_multi_reg_push, arm_get_frame_offsets,
6812 arm_compute_initial_elimination_offset, arm_expand_prologue,
6813 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6814 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6815 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6816 thumb_compute_initial_elimination_offset,
6817 thumb_output_function_prologue, thumb_load_double_from_address,
6818 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6819 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6820 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6821 * config/arm/arm.md (thumb_extendhisi2,
6822 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6823 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6824 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6825 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6826 * config/arm/cirrus.md (*cirrus_arm_movdi,
6827 *cirrus_movdf_hard_insn): Likewise.
6828 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6830 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6832 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6833 (num_ssa_names): Use VEC_length.
6834 (ssa_names): Use VEC_index.
6835 * tree-ssanames.c (ssa_names): Change the type to
6837 (init_ssanames, fini_ssa_names, make_ssanames,
6838 release_ssa_name): Update uses of ssa_names.
6840 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6841 Use fold_buildN instead of fold (buildN (...)).
6843 2005-04-27 Devang Patel <dpatel@apple.com>
6845 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6847 2005-04-27 Matt Thomas <matt@3am-software.com>
6848 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6850 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6851 (vax_output_mi_thunk): Ditto.
6852 (vax_notice_cc_update): Ditto.
6853 (INDEX_REGISTER_P): Add trailing \.
6854 (BASE_REGISTER_P): Add trailing \.
6855 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6857 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6859 * tree-ssa-propagate.c (set_rhs): Check operand of
6860 ADDR_EXPR for gimpliness, too.
6862 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6864 * tree-ssa-pre.c: Fix a comment typo.
6866 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6868 PR tree-optimization/21171
6869 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6870 record address uses if the reference is volatile.
6872 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6874 * tree-complex.c (expand_vector_operation): New, extracted from
6875 expand_vector_operations_1.
6876 (tree_vec_extract): Build a NOP_EXPR.
6877 (expand_vec_parallel): Do not care about returning the correct type.
6878 (expand_vector_operations_1): Call expand_vector_operation.
6879 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6881 * tree-complex.c (gate_expand_vector_operations): New.
6882 (pass_lower_vector_ssa): Use it.
6883 * tree-optimize.c (init_tree_optimization_passes): Include
6884 pass_lower_vector_ssa.
6885 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6886 (vectorizable_operation): Use it.
6887 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6888 integer modes for the vector type.
6890 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6891 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6892 Do not cope with UNITS_PER_SIMD_WORD == 0.
6893 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6894 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6895 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6896 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6897 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6898 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6899 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6901 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6902 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6903 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6905 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6906 (UNITS_PER_SIMD_WORD): New.
6908 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6910 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6911 gcc_unreachable as appropriate.
6912 (ia64_expand_load_address, ia64_expand_tls_address,
6913 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6914 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6915 next_scratch_gr_reg, ia64_initial_elimination_offset,
6916 ia64_expand_prologue, ia64_expand_epilogue,
6917 ia64_output_dwarf_dtprel, ia64_print_operand,
6918 ia64_register_move_cost, first_instruction, rws_access_regno,
6919 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6920 ia64_sched_init, ia64_variable_issue,
6921 ia64_first_cycle_multipass_dfs_lookahead_guard,
6922 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6923 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6924 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6925 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6926 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6927 * config/ia64/predicates.md (got_symbolic_operand,
6928 sdata_symbolic_operand): Likewise.
6929 * config/ia64/vect.md (vcondv2sf): Likewise.
6931 2005-04-27 Matt Thomas <matt@3am-software.com>
6933 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6934 CONSTANT_ADDRESS_P in config/vax/vax.h
6935 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6936 (INDEX_REGISTER_P): New.
6937 (BASE_REGISTER_P): New.
6938 (indirectable_constant_address_p): New. Adapted from
6939 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6940 (indirectable_address_p): New. Adapted from
6941 INDIRECTABLE_ADDRESS_P in vax.h.
6942 (nonindexed_address_p): New. Adapted from
6943 GO_IF_NONINDEXED_ADDRESS in vax.h.
6944 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6945 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6946 (legitimate_address_p): New. Adapted from
6947 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6948 (vax_mode_dependent_address_p): New. Adapted from
6949 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6950 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6951 legitimate_constant_address_p.
6952 (CONSTANT_P): Use legitimate_constant_p.
6953 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6954 (INDIRECTABLE_ADDRESS_P): Removed.
6955 (GO_IF_NONINDEXED_ADDRESS): Removed.
6956 (INDEX_TEMP_P): Removed.
6957 (GO_IF_REG_PLUS_INDEX): Removed.
6958 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6959 definitions, depending on whether REG_OK_STRICT is defined.
6960 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6961 Two definitions, depending on whether REG_OK_STRICT is defined.
6962 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6964 (legitimate_constant_p): Prototype added.
6965 (legitimate_address_p): Prototype added.
6966 (vax_mode_dependent_address_p): Prototype added.
6968 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6970 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6972 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6975 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6978 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6981 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6982 assertion failures, if __gcc_host_wide_int__ is not properly
6984 (init_dynamic_diag_info): Give errors, not assertion failures, if
6985 location_t, tree or __gcc_host_wide_int__ are not properly
6988 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6990 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6991 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6992 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6993 prepare_decl_rtl, free_loop_data,
6994 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6997 * tree.h (tree_phi_node): Add a comment about the order of PHI
7000 2005-04-26 Paul Brook <paul@codesourcery.com>
7002 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7004 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7006 * config/mips.mips.c (mips_legitimize_tls_address): Use
7009 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7010 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7011 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7013 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7016 2005-04-26 Jeff Law <law@redhat.com>
7018 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7019 (op_iter_init_must_and_may_def): Likewise.
7020 (unmodifiable_var_p): Move to a later point in the file.
7021 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7022 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7023 (dse_record_phis): Directly check for virtual operands rather than
7024 using need_imm_uses_for.
7025 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7026 store has multiple V_{MAY,MUST}_DEF operands.
7028 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7030 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7033 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7035 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7036 call to find_edge outside a loop to go through a PHI chain.
7038 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7040 PR tree-optimization/17598
7041 * fold-const.c (fold_binary): Fold comparisons of addresses
7042 of COMPONENT_REFs which reference the same field to
7043 comparisons of the addresses of the base objects.
7045 2005-04-26 Julian Brown <julian@codesourcery.com>
7047 * config/arm/arm.c (arm_return_in_msb): New function.
7048 (arm_must_pass_in_stack): New function.
7049 (TARGET_RETURN_IN_MSB): Define target hook.
7050 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7051 (arm_function_value): Pad small aggregate return.
7052 (arm_pad_arg_upward): New function.
7053 (arm_pad_reg_upward): New function.
7054 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7055 (FUNCTION_ARG_PADDING): Define macro.
7056 (BLOCK_REG_PADDING): Define macro.
7057 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7058 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7059 (arm_pad_reg_upward): Declare function.
7061 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7063 * basic-block.h (ei_cond): New.
7064 (FOR_EACH_EDGE): Call ei_cond.
7066 PR tree-optimization/21047
7067 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7068 (fold): Don't handle ASSERT_EXPR.
7070 2005-04-25 Roger Sayle <roger@eyesopen.com>
7072 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7073 all writes to any stack register as a read/write dependency on
7075 (sched_analyze_2): Likewise, for reads from any stack register.
7077 2005-04-25 Richard Henderson <rth@redhat.com>
7079 * final.c (output_addr_const): Revert 2005-04-09 change.
7081 2005-04-25 Mike Stump <mrs@apple.com>
7083 * config/darwin.c (darwin_encode_section_info): Always set
7084 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7086 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7089 gensupport.c, protoize.c, toplev.c: Replace calls to
7090 `unlock_stream' with `unlock_std_streams'.
7092 2005-04-25 Devang Patel <dpatel@apple.com>
7094 * dbxout.c (dbxout_type): Emit attribute vector.
7096 2005-04-05 Paul Brook <paul@codesourcery.com>
7098 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7099 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7100 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7101 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7102 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7103 (register_dtor_fn): Likewise.
7104 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7106 2005-04-25 Ian Lance Taylor <ian@airs.com>
7108 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7109 * c-common.h (EXPR_STMT_EXPR): Don't define.
7110 (c_common_stmt_codes): Don't define.
7111 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7112 * c-gimplify.c (gimplify_expr_stmt): Remove.
7113 (c_gimplify_expr): Remove EXPR_STMT case.
7114 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7115 to INIT_STATEMENT_CODES.
7116 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7118 2005-04-25 Jan Hubicka <jh@suse.cz>
7120 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7122 * except.c: Include diagnostic.h
7123 (dump_eh_tree, verify_eh_tree): New functions.
7124 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7125 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7126 (dump_function_to_file): dump eh tree.
7127 * tree-eh.c (mark_eh_edge): New function.
7128 (mark_eh_edge_found_error): New static variable.
7129 (verify_eh_edges): New function.
7131 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7133 * tree-ssa-alias.c (fieldoff_t): Remove.
7134 (fieldoff_s): typedef the structure itself. Create a vector of
7136 (push_fields_onto_fieldstack): Return count of fields pushed.
7137 Remove peeling of first field. Adjust.
7138 (fieldoff_compare): Adjust.
7139 (create_overlap_variables_for): Adjust.
7141 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7143 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7145 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7148 * doc/install.texi: Document correct assembler and linker to use
7149 on i?86-*-solaris2.10.
7151 2005-04-25 Steven Bosscher <stevenb@suse.de>
7153 Fix PR tree-optimization/21173
7155 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7156 Unshare expression we pass to force_gimple_operand.
7158 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7159 Stephen Clarke <stevec@superh.com>
7160 Roger Sayle <roger@eyesopen.com>
7162 PR rtl-optimization/20413
7163 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7164 VOIDmode for LABEL_REF.
7165 * final.c (shorten_branches): Likewise.
7166 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7167 * loop.c (reg_dead_after_loop): Likewise.
7168 * varasm.c (decode_addr_const): Likewise.
7169 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7171 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7173 * config.gcc (avr-*-*): Remove redundant "case".
7175 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7177 * tree-vect-analyze.c (vect_mark_relevant): Take
7178 VEC(tree,heap) instead of varray_type as an argument.
7179 (vect_mark_stmts_to_be_vectorized): Change the type of
7180 worklist to VEC(tree,heap). Adjust uses of worklist.
7182 2005-04-24 Devang Patel <dpatel@apple.com>
7184 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7186 2005-04-24 Ian Lance Taylor <ian@airs.com>
7188 * c-semantics.c (build_stmt): Remove test of specific tree codes
7189 for TREE_SIDE_EFFECTS handling.
7191 2005-04-24 Per Bothner <per@bothner.com>
7193 * c-opts.c (finish_options): Make the line-number of the <built-in>
7194 location 0, as assumed elsewhere, rather than 1.
7196 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7198 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7200 (tree_ssa_uncprop, uncprop_finalize_block,
7201 uncprop_initialize_block): Update uses of equiv_stack.
7203 2005-04-24 Richard Henderson <rth@redhat.com>
7206 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7207 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7209 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7210 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7211 <DIV, MOD>: Likewise.
7213 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * collect2.c (main): Unlock the stdio streams.
7216 * gcc.c (main): Likewise.
7217 * gcov-dump.c (main): Likewise.
7218 * gcov.c (main): Likewise.
7219 * gen-protos.c (main): Likewise.
7220 * gensupport.c (init_md_reader_args_cb): Likewise.
7221 * protoize.c (main): Likewise.
7222 * toplev.c (general_init): Likewise.
7224 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7227 * cgraph.h (cgraph_local_info): Add vtable_method field.
7228 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7229 and node is vtable_method, finalized and not reachable, don't do
7232 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7234 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7236 * tree-ssa-pre.c (create_value_expr_from): Use
7237 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7238 * tree-ssa-propagate.c (stmt_makes_single_load,
7239 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7240 * tree-vect-transform.c (vect_is_simple_cond): Use
7242 * tree-vrp.c (extract_range_from_assert,
7243 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7246 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7247 of tpa_to_clear to VEC(int,heap). Update uses of
7248 tpa_to_clear. Free tpa_to_clear at the end.
7250 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7252 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7255 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7257 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7258 and gcc_unreachable as appropriate.
7259 (num_insns_constant, output_vec_const_move,
7260 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7261 rs6000_emit_set_const, rs6000_emit_move,
7262 spe_build_register_parallel, function_arg,
7263 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7264 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7265 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7266 rs6000_common_init_builtins, expand_block_clear,
7267 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7268 extract_ME, rs6000_get_some_local_dynamic_name,
7269 rs6000_output_function_entry, print_operand,
7270 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7271 output_cbranch, output_e500_flip_gt_bit,
7272 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7273 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7274 compute_save_world_info, rs6000_stack_info,
7275 rs6000_emit_load_toc_table, rs6000_frame_related,
7276 spe_synthesize_frame_save, rs6000_emit_epilogue,
7277 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7278 output_function_profiler, rs6000_trampoline_size,
7279 rs6000_initialize_trampoline, find_addr_reg,
7280 rs6000_machopic_legitimize_pic_address,
7281 rs6000_initial_elimination_offset,
7282 rs6000_dbx_register_number): Likewise.
7283 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7284 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7285 *movti_power, *movti_string, call, call_value, sibcall,
7286 sibcall_value): Likewise.
7287 * config/rs6000/spe.md (*movdf_e500_double,
7288 *movv2si_internal): Likewise.
7289 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7292 2005-04-24 Richard Henderson <rth@redhat.com>
7295 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7296 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7297 Deny modes smaller than 4 bytes.
7298 * config/i386/i386-protos.h: Update.
7300 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7302 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7303 Switch h8300-*-rtems* to ELF.
7305 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7307 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7309 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7311 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7313 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7316 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7318 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7320 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7321 definitions of ssa names in condition. Split recusive part to ...
7322 (tree_simplify_using_condition_1): New function.
7323 (expand_simple_operations): New function.
7325 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7327 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7328 (find_interesting_uses_cond): Do not use integer_zerop and
7329 integer_nonzerop to check for integer constants.
7330 (set_use_iv_cost): Record the value field.
7331 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7332 determine_use_iv_cost_outer): Set the value field of the cost pair.
7333 (may_eliminate_iv): Do not return the comparison code.
7334 (iv_elimination_compare): New function.
7335 (determine_use_iv_cost_condition): Set the value field. Record
7336 noneliminable invariants correctly.
7337 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7339 2005-04-23 DJ Delorie <dj@redhat.com>
7341 * diagnostic.c (warning): Accept parameter to classify warning option.
7342 (warning0): New, for when a pointer to an error() like function is needed.
7343 * errors.c (warning): Likewise.
7344 * errors.h (warning, warning0): Adjust prototypes.
7345 * toplev.h (warning, warning0): Likewise.
7347 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7348 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7349 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7350 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7351 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7352 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7353 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7354 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7356 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7357 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7358 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7359 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7360 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7361 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7362 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7363 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7364 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7365 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7366 config/rs6000/aix52.h, config/rs6000/darwin.h,
7367 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7368 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7369 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7370 config/stormy16/stormy16.c, config/v850/v850-c.c,
7371 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7374 2005-04-23 Richard Henderson <rth@redhat.com>
7377 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7378 performing some integral scalar simplifications.
7380 2005-04-23 Richard Henderson <rth@redhat.com>
7383 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7384 simplifying CONST_VECTOR.
7386 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7388 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7389 heap as an argument. Update uses of stack.
7390 (calculate_live_on_entry): Allocate stack on heap.
7392 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7393 partition_link and tpa_nodes on heap.
7395 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7396 (mark_stmt_necessary, propagate_necessity,
7397 mark_really_necessary_kill_operand_phis): Update uses of
7399 (tree_dce_init): Allocate worklist using VEC_alloc.
7400 (tree_dce_done): Free worklist using VEC_free.
7402 2005-04-23 Mike Stump <mrs@apple.com>
7404 * config/darwin.c (machopic_indirection_name): Don't use
7406 (darwin_emit_unwind_label): Use user_label_prefix instead of
7409 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7411 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7413 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7415 * config.gcc <cris-*>: Specify .opt files.
7416 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7417 config/cris/linux.opt: New files.
7418 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7419 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7420 (TARGET_ELF): Override to 0.
7421 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7422 -melinux-stacksize=N.
7423 * config/cris/cris.c: (cris_handle_option): New function.
7424 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7425 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7426 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7427 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7428 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7429 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7430 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7431 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7432 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7433 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7434 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7435 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7436 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7437 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7438 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7439 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7440 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7441 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7442 (TARGET_LINUX): Define 0.
7443 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7444 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7445 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7446 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7447 (TARGET_LINUX): Override to 1.
7448 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7450 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7452 * haifa-sched.c (schedule_block): Fix thinko in previous
7453 assertification patch.
7455 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7457 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7458 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7459 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7460 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7461 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7462 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7463 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7465 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7466 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7467 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7468 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7469 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7470 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7471 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7472 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7473 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7474 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7475 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7476 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7477 (SUBTARGET_OPTIONS): Delete.
7478 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7479 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7480 instead of a string.
7481 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7482 (pa_cpu_string, pa_unix_string): Delete.
7483 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7484 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7486 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7487 (pa_handle_option): New function.
7488 (override_options): Remove handling of -march=, -mfixed-range=,
7489 -mschedule= and -munix=.
7490 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7491 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7492 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7493 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7494 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7495 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7496 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7498 * config/pa/pa.opt: New file.
7499 * config/pa/pa-hpux.opt: New file.
7500 * config/pa/pa-hpux1010.opt: New file.
7501 * config/pa/pa-hpux1111.opt: New file.
7502 * config/pa/pa64-hpux.opt: New file.
7504 2005-04-22 David S. Miller <davem@davemloft.net>
7506 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7507 integer when it's mode is VOIDmode not DImode.
7509 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7511 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7512 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7513 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7514 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7515 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7516 "bne- $-xxx" rather than local labels.
7517 (sync_lock_release<mode>): Add second operand.
7518 (lwsync): Use .long rather than a more meaningful opcode.
7519 * doc/md.texi (Standard Names): Add description of second
7520 parameter to sync_lock_test_and_set.
7522 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7524 PR tree-optimization/21088
7525 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7527 * tree-vrp.c (compare_values): Use fold_binary to compare
7528 pointers. Use boolean_type_node as the type of a comparison
7529 expression being folded.
7530 * tree.h: Add prototypes for fold_unary, fold_binary,
7533 * tree-ssa-dom.c: Fix formatting.
7535 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7537 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7538 * lambda-code.c (perfect_nestify): Mark virtual operands in
7539 the moved statement for renaming.
7540 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7541 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7542 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7543 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7544 * tree-flow.h (struct var_ann_d): Update comments.
7545 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7546 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7547 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7548 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7549 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7550 debug_names_replaced_by): Remove declarations.
7551 (delete_update_ssa, get_current_def, set_current_def): Declare.
7552 (rewrite_into_loop_closed_ssa): Add new argument. Update
7554 * tree-into-ssa.c: Include params.h.
7555 (old_virtual_ssa_names): Remove. Update all users.
7556 (need_to_replace_names_p): Remove. Update all users.
7557 (struct update_ssa_stats_d): Declare.
7558 (update_ssa_stats): New local.
7559 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7560 dump_tree_ssa_stats, debug_tree_ssa_stats,
7561 dump_update_ssa, debug_update_ssa,
7562 dump_names_replaced_by, debug_names_replaced_by): Declare.
7563 (get_current_def, set current_def): Make extern.
7564 (is_old_name, is_new_name): Protect against references
7565 past the end of the sets.
7566 (add_new_name_mapping): Assert that OLD and NEW are
7567 different SSA names for the same symbol.
7568 When adding a virtual mapping, update stats for virtual
7570 (insert_phi_nodes_for): If UPDATE_P is true, create the
7571 LHS of the new PHI by duplicating SSA name VAR.
7572 (insert_phi_nodes_1): Remove. Update all users.
7573 (insert_phi_nodes): Remove second argument. Update all
7575 (maybe_replace_use, maybe_replace_def): New.
7576 (rewrite_update_stmt): Call them.
7577 (mark_def_interesting): Remove calls to is_gimple_reg.
7578 (prepare_phi_args_for_update): Remove. Update all users.
7579 (prepare_block_for_update): Only process virtual operands
7580 and GIMPLE registers in normal form.
7581 (prepare_use_sites_for): New.
7582 (prepare_names_to_update): Rename from prepare_def_sites.
7583 Call prepare_use_sites_for.
7584 (dump_update_ssa): Rename from dump_repl_tbl.
7586 Show statistics for virtual mapping heuristic.
7587 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7588 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7589 (delete_update_ssa): Make extern.
7590 (mark_set_for_renaming): If the set is empty, do nothing.
7591 (release_ssa_name_after_update_ssa): Update comment.
7592 (insert_updated_phi_nodes_for): Do not remove existing
7593 PHI nodes for symbols.
7594 (switch_virtuals_to_full_rewrite_p): New.
7595 (switch_virtuals_to_full_rewrite): New.
7596 (update_ssa): Call them.
7597 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7598 for every statement before updating.
7599 If all the names in NEW_SSA_NAMES have been marked for
7600 removal, do nothing.
7601 Only start at the top of the CFG if there are symbols in
7603 (ssa_rewrite_finalize_block): Remove.
7604 (ssa_register_new_def): Remove.
7605 (ssa_rewrite_stmt): Remove.
7606 (ssa_rewrite_phi_arguments): Remove.
7607 (ssa_rewrite_initialize_block): Remove.
7608 (ssa_mark_def_sites): Remove.
7609 (ssa_mark_def_sites_initialize_block): Remove.
7610 (ssa_mark_phi_uses): Remove.
7611 (rewrite_ssa_into_ssa): Remove.
7612 * tree-phinodes.c (find_phi_node_for): Remove.
7613 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7615 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7616 Remove calls to verify_dominators and
7617 verify_loop_structure.
7618 (tree_unswitch_single_loop): Call update_ssa.
7619 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7622 (delete_tree_ssa): Assert that need_ssa_update_p returns
7624 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7625 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7626 free_new_names): Remove. Update all users.
7627 (rename_use_op): Call get_current_def.
7628 (rename_variables_in_bb): Do not handle any real or
7630 (slpeel_update_phis_for_duplicate_loop): Call
7631 get_current_def and set_current_def instead of using
7633 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7634 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7635 ssa_names_to_replace and delete_update_ssa.
7636 * doc/invoke.texi: Document --param min-virtual-mappings
7637 and --param virtual-mappings-ratio.
7639 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7641 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7642 for newly created PHI nodes.
7643 Call create_new_def_for for every new V_MAY_DEF and
7644 V_MUST_DEF on the copied statement.
7645 (struct ssa_name_map_entry): Remove.
7646 (ssa_name_map_entry_hash): Remove.
7647 (ssa_name_map_entry_eq): Remove.
7648 (allocate_ssa_names): Remove.
7649 (rewrite_to_new_ssa_names_def): Remove.
7650 (rewrite_to_new_ssa_names_use): Remove.
7651 (rewrite_to_new_ssa_names_bb): Remove.
7652 (rewrite_to_new_ssa_names): Remove.
7653 (tree_duplicate_sese_region): Remove variables ver,
7654 definitions, phi, ssa_name_map and bi.
7655 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7657 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7658 update_ssa instead of rewrite_ssa_into_ssa.
7659 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7661 (find_uses_to_rename_use): Add argument 'need_phis'.
7662 (find_uses_to_rename_stmt): Do not scan virtual operands.
7663 (find_uses_to_rename): Only scan PHI nodes for
7665 (rewrite_into_loop_closed_ssa): Call update_ssa.
7666 (check_loop_closed_ssa_use): Ignore virtual operands.
7667 (check_loop_closed_ssa_stmt): Likewise.
7668 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7670 (rename_variables, set_phi_def_stmts): Remove.
7671 (tree_duplicate_loop_to_header_edge): Reformat comment.
7672 Remove variables BB, I and DEFINITIONS.
7673 Call need_ssa_update_p.
7675 (lv_adjust_loop_header_phi): Reformat comment.
7676 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7677 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7678 mark_for_rewrite, unmark_all_for_rewrite,
7679 marked_ssa_names): Remove. Update all users.
7680 (release_ssa_name): If VAR has been registered for SSA
7681 updating, do nothing.
7682 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7683 (build_assert_expr_for): Call register_new_name_mapping.
7684 (insert_range_assertions): Update call to update_ssa.
7685 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7686 marked_for_rewrite_p, any_marked_for_rewrite_p,
7687 marked_ssa_names): Remove.
7689 2005-04-22 Jeff Law <law@redhat.com>
7691 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7692 (restore_currdefs_to_original_value): Likewise.
7693 (register_definitions_for_stmt): Likewise.
7694 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7695 for each variable. Do not allocate/free block_defs_stack either.
7696 Do not iterate if we just thread jumps. Only iterate if the
7697 tree_cleanup_cfg does useful work (temporary).
7698 (dom_opt_initialize_block): No longer push a marker on
7700 (dom_opt_finalize_block): Removal call to restore currdefs.
7701 Relax restrictions for recording edge equivalences.
7702 (record_equivalences_from_phis): No longer need to track
7704 (optimize_stmt): Similarly.
7705 (thread_across_edge): Simplify by removing the requirement that
7706 statements in the block we are threading through must be nops.
7707 (initialize_hash_element): Handle GOTO_EXPR.
7709 2005-04-22 David S. Miller <davem@davemloft.net>
7711 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7713 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7714 fix check on CONST_DOUBLE mode. It should be VOIDmode
7715 when it is representing an integer.
7717 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7719 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7720 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7721 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7722 find_char_info_specifier_index,
7723 find_length_info_modifier_index): Likewise.
7724 * c-typeck.c (composite_type, pop_init_level): Likewise.
7725 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7726 * cse.c (cse_insn): Likewise
7727 * dominance.c (calc_dfs_tree): Likewise
7728 dwarf2out.c (loc_descriptor_from_tree_1,
7729 add_abstract_origin_attribute, force_decl_die,
7730 force_type_die): Likewise
7731 emit-rtl.c (operand_subword_force): Likewise
7732 explow.c (hard_function_value): Likewise
7733 expmed.c (store_bit_field, expand_divmod,
7734 emit_store_flag_force): Likewise
7735 expr.c (emit_move_multi_word, store_expr,
7736 expand_expr_real_1): Likewise
7737 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7738 output_operand): Likewise
7739 flow.c (recompute_reg_usage): Likewise
7740 * function.c (assign_stack_temp_for_type, assign_temp,
7741 handle_epilogue_set): Likewise
7742 * genextract.c (main): Likewise
7743 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7744 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7745 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7746 ready_remove, rm_line_notes, rm_other_notes,
7747 schedule_block): Likewise
7748 mips-tfile.c (copy_object, out_of_bounds): Likewise
7750 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7753 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7754 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7755 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7756 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7758 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7760 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7762 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7763 (gcc_tree_to_linear_expression): Convert to heap allocated
7765 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7766 lbv_to_gcc_expression, lle_to_gcc_expression,
7767 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7768 perfect_nestify): Likewise.
7769 lambda.h (gcc_loopnest_to_lambda_loopnest,
7770 lambda_loopnest_to_gcc_loopnest): Likewise.
7771 tree-loop-linear.c (linear_transform_loops): Likewise.
7773 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7775 * config/sparc/predicates.md (arith_double_operand): Use
7776 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7777 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7778 (DImode, DFmode constant splitters): Likewise. Remove code for
7779 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7780 (logical constant splitters): Use const_int_operand predicate.
7781 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7782 HOST_BITS_PER_WIDE_INT < 64.
7784 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7786 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7787 gcc_unreachable as appropriate.
7788 (force_mode, emit_move_sequence, singlemove_string,
7789 output_move_double, output_fp_move_double, find_addr_reg,
7790 output_block_move, output_block_clear, output_and,
7791 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7792 pa_adjust_cost, pa_issue_rate, print_operand,
7793 output_global_address, output_arg_descriptor, output_cbranch,
7794 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7795 output_call): Likewise.
7796 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7797 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7799 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7801 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7802 _gcov_pow2_profiler and _gcov_one_value_profiler.
7803 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7804 (GTFILES): Add $(srcdir)/tree-profile.c.
7805 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7806 __gcov_one_value_profiler): Declare.
7807 * gimplify.c (force_gimple_operand): Check whether the statements
7808 should be produced in ssa form.
7809 (force_gimple_operand_bsi): New function.
7810 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7811 __gcov_one_value_profiler): New functions.
7812 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7813 the profiled value is a power of two or not.
7814 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7815 * tree-flow.h (in_ssa_p): Declare.
7816 (force_gimple_operand_bsi): Declare.
7817 * tree-into-ssa.c (in_ssa_p): New variable.
7818 (rewrite_into_ssa): Set in_ssa_p.
7819 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7820 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7821 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7822 tree_one_value_profiler_fn): New variables.
7823 (tree_init_edge_profiler): Initialize the profiler function decls.
7824 (tree_gen_edge_profiler): Use global gcov_type_node.
7825 (prepare_instrumented_value): New function.
7826 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7827 tree_gen_one_value_profiler): Call the library functions instead of
7828 creating instrumentation code.
7829 * tree.c (build_fn_decl): New function.
7830 * tree.h (build_fn_decl): Declare.
7831 * value-prof.c (rtl_divmod_values_to_profile,
7832 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7833 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7834 Do not handle may_be_other and precise values of exponents at pow2
7836 (tree_mod_subtract_transform): Reflect that value field of
7837 histogram has changed meaning.
7838 (tree_divmod_values_to_profile): Record the values correctly.
7839 (tree_values_to_profile): Update comment.
7840 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7842 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7844 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7847 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7849 * config/i386/i386.md (length_immediate): Use gcc_assert or
7850 gcc_unreachable, as appropriate.
7851 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7852 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7853 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7854 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7855 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7856 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7857 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7858 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7859 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7860 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7861 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7862 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7863 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7864 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7865 *prefetch_sse_rex): Likewise.
7866 * config/i386/predicates.md (x86_64_immediate_operand,
7867 x86_64_zext_immediate_operand, symbolic_operand,
7868 no_seg_address_operand, aligned_operand,
7869 memory_displacement_operand): Likewise.
7870 * config/i386/sse.md (*mov<mode>_internal,
7871 *movv2df_internal): Likewise.
7873 2005-04-22 Jan Hubicka <jh@suse.cz>
7875 * Makefile.in (ipa.o, ipa-inline.o): New files.
7876 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7877 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7878 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7879 * cgraphunit.c (cgraph_default_inline_p,
7880 cgraph_decide_inlining_incrementally, ncalls_inlined,
7881 nfunctions_inlined, initial_insns, overall_insns,
7882 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7883 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7884 cgraph_mark_inline, cgraph_check_inline_limits,
7885 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7886 update_callee_keys, lookup_recursive_calls,
7887 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7888 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7889 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7890 pass_ipa_inline): Move to ipa-inline.c
7891 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7893 * ipa-inline.c: New file.
7895 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7897 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7898 is turned off by default on Solaris.
7900 2005-04-21 Roger Sayle <roger@eyesopen.com>
7902 * c-common.h (objc_build_method_signature): Update prototype.
7903 * stub-objc.c (objc_build_method_signature): Update the stub
7904 implementation to accept and ignore additional parameter.
7905 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7906 the value of ellipsis to objc_build_method_signature instead
7907 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7909 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7911 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7912 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7913 gen_rtx_* not gen_rtx_fmt_*.
7914 (rs6000_emit_vector_select): Likewise.
7915 (rs6000_emit_sync): New.
7916 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7917 (larx, stcx, cmp): New mode substitutions.
7918 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7919 UNSPEC_ISYNC): New constants.
7920 (rlwinm): Give name.
7921 (memory_barrier, isync, lwsync): New insns.
7922 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7923 (sync_lock_release<mode>): New expander.
7924 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7925 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7926 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7927 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7928 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7929 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7930 (sync_add<mode>_internal, sync_addshort_internal,
7931 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7932 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7933 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7935 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7936 is the memory before, not after, the operation. Clarify
7937 barrier requirements.
7939 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7941 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7942 * lambda.h (lambda_vector_min_nz): Likewise.
7943 * langhooks.h (struct lang_hooks_for_types,
7944 struct lang_hooks): Likewise.
7945 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7948 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7950 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7951 comments to avoid 'abort'. Use gcc_assert as necessary.
7952 * opts.c (common_handle_option): Likewise.
7953 * pretty-print.c (pp_base_format_text): Likewise.
7954 * print-rtl.c (print_rtx): Likewise.
7955 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7956 * regmove.c (try_auto_increment): Likewise.
7957 * reload.c (find_valid_class, find_reloads_toplev,
7958 find_equiv_reg): Likewise.
7959 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7960 merge_assigned_reloads): Likewise.
7961 * tree-inline.c (inline_forbidden_p_1,
7962 estimate_num_insns_1): Likewise.
7963 * tree-optimize.c (execute_todo): Likewise.
7964 * tree-outof-ssa.c (eliminate_phi): Likewise.
7965 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7966 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7967 * tree-ssa-operands.c (parse_ssa_operands,
7968 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7969 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7970 * tree-ssanames.c (release_ssa_name): Likewise.
7971 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7972 walk_tree): Likewise.
7974 * tree-ssa-operands.c (verify_abort): Fold into ..
7975 (verify_imm_links): ... here.
7977 2005-04-21 Richard Henderson <rth@redhat.com>
7979 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7980 on non-memory operand for previous inversion.
7982 2005-04-21 Devang Patel <dpatel@apple.com>
7984 PR optimization/20994
7985 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7986 x = !(a == b) : p , q;.
7987 (pass_if_conversion): Verify stmts and flow.
7989 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7991 * optabs.c (gen_conditional_trap): Restore #define.
7993 * alias.c (true_dependence): Remove 'abort' from comments. Use
7994 gcc_assert and gcc_unreachable as appropriate.
7995 (canon_true_dependence): Likewise.
7996 * bb-reorder.c (connect_traces): Likewise.
7997 * c-common.c (c_add_case_label): Likewise.
7998 * c-decl.c (finish_function): Likewise.
7999 * caller-save.c (insert_restore, insert_save): Likewise.
8000 * cfg.c (update_bb_profile_for_threading): Likewise.
8001 * cfganal.c (flow_active_insn_p): Likewise.
8002 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8003 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8004 cfg_layout_merge_blocks): Likewise.
8005 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8006 find_if_block): Likewise.
8007 * integrate.c (allocate_initial_values): Likewise.
8008 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8009 swap_condition, unsigned_condition, signed_condition,
8010 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8011 reg_or_subregno): Likewise.
8012 * lambda-code.c (lambda_compute_auxillary_space,
8013 lambda_transform_legal_p): Likewise.
8014 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8015 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8016 lhd_incomplete_type_error, lhd_expand_expr,
8017 lhd_types_compatible_p, lhd_tree_size): Likewise.
8018 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8019 * local-alloc.c (update_equiv_regs): Likewise.
8020 * loop-unroll.c (peel_loop_completely
8021 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8022 peel_loop_simple, unroll_loop_stupid,
8023 analyze_iv_to_split_insn): Likewise.
8024 * loop.c (gen_prefetch, find_and_verify_loops,
8025 basic_induction_var): Likewise.
8026 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8027 * value-prof.c (tree_find_values_to_profile): Likewise.
8028 * varasm.c (named_section, default_assemble_integer,
8029 decode_addr_const): Likewise.
8031 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8032 Fariborz Jahanian <fjahanian@apple.com>
8034 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8035 portion of argument passed in fpr.
8036 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8037 decide on partial argument save on stack.
8039 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8041 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8044 2005-04-21 Jan Hubicka <jh@suse.cz>
8046 * cgraphunit.c: Include tree-pass.h
8047 (cgraph_decide_recursive_inlining,
8048 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8049 cgraph_decide_inlining): Dump goes to dump_file.
8050 (cgraph_optimize): Call ipa passes instead of inliner.
8051 (cgraph_gate_inlining, pass_ipa_inline): New.
8052 * tree-optimize.c (all_ipa_passes): New static variable.
8053 (register_one_dump_file): Dead with IPA passes.
8054 (register_dump_files): Likewise.
8055 (init_tree_optimization_passes): Initialize IPA passes.
8056 (execute_todo): Do cgraph dump when asked to, do not dump function body
8058 * tree-pass.h (TODO_dump_cgraph): New macro.
8059 (ipa_passes): Declare.
8060 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8062 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8064 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8065 gcc_assert instead of abort.
8066 (classify_argument, examine_argument, construct_container,
8067 contains_128bit_aligned_vector_p, ix86_check_movabs,
8068 standard_80387_constant_opcode, standard_80387_constant_rtx,
8069 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8070 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8071 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8072 legitimize_tls_address, output_pic_addr_const,
8073 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8074 get_some_local_dynamic_name, print_operand, print_operand_address,
8075 output_387_binary_op, emit_i387_cw_initialization,
8076 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8077 ix86_expand_clear, ix86_expand_binary_operator,
8078 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8079 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8080 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8081 ix86_expand_branch, ix86_expand_setcc,
8082 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8083 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8084 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8085 memory_address_length, ix86_attr_length_immediate_default,
8086 ix86_attr_length_address_default, ix86_agi_dependant,
8087 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8088 ix86_expand_binop_builtin, ix86_force_to_memory,
8089 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8090 x86_emit_floatuns): Likewise.
8091 * config/i386/netware.c (gen_regparm_prefix,
8092 i386_nlm_strip_name_encoding): Likewise.
8093 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8095 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8097 * optabs.c (gen_condiational_trap): Remove #define.
8098 (add_equal_note): Assertify. Remove explicit indirection from
8099 call via function pointer.
8100 (expand_ternary_op, expand_simple_binop, expand_binop,
8101 expand_twoval_unop, expand_twoval_binop,
8102 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8103 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8104 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8105 prepare_float_lib_cmp, emit_conditional_move,
8106 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8107 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8108 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8109 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8111 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8113 * vec.h: Update API to separate allocation mechanism from type.
8114 (VEC_safe_grow): New.
8115 * vec.c (calculate_allocation): New.
8116 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8117 (vec_gc_free, vec_heap_free): Remove.
8118 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8120 (mangle_macro_name): New.
8121 (struct macro_def): New.
8122 (struct macro): Add multiple argument values.
8123 (macro_expans_end): New.
8124 (push_macro_expansion): Chain on new macro. Process multiple
8125 args, create follow on expansion. Return follow on argument.
8126 (macro_input): Deal with multiple arguments.
8128 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8129 (struct tree_binfo): Adjust.
8130 * basic-block.h: Define VEC(edge,gc).
8131 (struct edge_def): Adjust.
8132 (struct basic_block_def, struct edge_iterator): Likewise.
8133 (ei_container, ei_start_1, ei_last_1): Likewise.
8134 * cfg.c (connect_src, connect_dest): Likewise.
8135 * cfgrtl.c (force_nonfallthru_and_redirect)
8136 * dbxout.c (dbxout_type)
8137 * dwarf2out.c (gen_member_die)
8138 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8139 (gcc_tree_to_linear_expression): Adjust.
8140 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8141 lbv_to_gcc_expression, lle_to_gcc_expression,
8142 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8143 perfect_nestify): Likewise.
8144 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8145 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8146 * profile.c (instrument_values): Adjust.
8147 * tree-cfg.c (modified_noreturn_calls): Adjust.
8148 (remove_fallthru_edge): Likewise.
8149 * tree-dump.c (dequeue_and_dump): Adjust.
8150 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8151 * tree-flow.h (modified_noreturn_calls): Adjust.
8152 (tree_on_heap): Remove. (yay!)
8153 (register_new_def): Adjust.
8154 * tree-into-ssa.c: Define VEC(int,heap).
8155 (block_defs_stack): Adjust.
8156 (find_idf, insert_phi_nodes, register_new_def,
8157 rewrite_initialize_block, rewrite_finalize_block,
8158 register_new_update_single, rewrite_update_init_block,
8159 rewrite_update_fini_block, rewrite_blocks,
8160 ssa_rewrite_finalize_block, ssa_register_new_def,
8161 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8162 * tree-loop-linear.c (linear_transform_loops): Adjust.
8163 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8164 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8165 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8166 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8167 vrp_variables_stack): Adjust declarations.
8168 (tree_ssa_dominator_optimize): Adjust.
8169 (dom_opt_initialize_block, remove_local_expressions_from_table,
8170 restore_nonzero_vars_to_original_value,
8171 restore_vars_to_original_value,
8172 restore_currdefs_to_original_value, dom_opt_finalize_block,
8173 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8174 optimize_stmt, update_rhs_and_lookup_avail_expr,
8175 lookup_avail_expr, record_range): Likewise.
8176 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8177 (compute_antic_aux): Adjust.
8178 (inserted_exprs, create_expression_by_pieces,
8179 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8180 remove_dead_inserted_code, fini_pre): Likewise.
8181 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8182 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8183 ssa_prop_init): Likewise.
8184 * tree-ssa.c: Define VEC(bitmap,heap).
8185 (verify_name_tags): Adjust.
8186 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8187 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8188 tree_divmod_values_to_profile, tree_find_values_to_profile,
8189 value_profile_transformations): Likewise.
8190 * value-prof.h: Define VEC(histogram_value,heap).
8191 * varasm.c: Remove alias_pair pointer typedef, define
8193 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8195 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8196 not a pointer to it. Create an object vector.
8197 (extern_symbols): Turn into an object vector.
8198 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8200 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8203 * Makefile.in (tree-chrec.o): Depend on params.h.
8204 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8206 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8207 and fold build with fold_buildN.
8208 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8209 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8210 (tree_contains_chrecs): Compute an estimation of the size of the
8212 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8213 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8214 * tree-scalar-evolution.c (simple_iv): Ditto.
8215 * doc/invoke.texi (scev-max-expr-size): Documented.
8217 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8219 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8220 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8221 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8222 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8223 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8224 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8225 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8226 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8227 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8228 (darwin_fix_and_continue_switch): Delete.
8229 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8230 (SUBTARGET_SWITCHES): Delete.
8231 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8232 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8233 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8234 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8235 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8236 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8237 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8238 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8239 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8240 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8241 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8242 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8243 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8244 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8245 (TARGET_64BIT): Undef before redefining.
8246 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8247 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8248 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8249 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8250 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8251 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8252 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8253 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8254 (ix86_debug_arg_string, ix86_debug_addr_string)
8255 (ix86_align_loops_string, ix86_align_jumps_string)
8256 (ix86_align_funcs_string): Delete.
8257 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8258 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8259 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8260 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8261 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8262 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8263 (SUBTARGET_SWITCHES): Delete.
8264 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8265 (ix86_debug_addr_string): Delete.
8266 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8267 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8268 (ix86_align_loops_string, ix86_align_jumps_string)
8269 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8270 (ix86_align_funcs_string): Make static.
8271 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8272 (ix86_handle_option): New function.
8273 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8274 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8275 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8276 of darwin_fix_and_continue_switch.
8277 (darwin_one_byte_bool): Delete.
8278 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8279 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8280 to darwin_one_byte_bool.
8281 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8282 * config/i386/djgpp.opt, config/i386/i386.opt,
8283 * config/i386/sco5.opt: New files.
8285 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8287 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8288 fp_zero_operand, fp_register_operand, intreg_operand,
8289 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8290 call_operand, call_operand_address, tgd_symbolic_operand,
8291 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8292 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8293 sp64_medium_pic_operand, data_segment_operand,
8294 text_segment_operand, splittable_symbolic_memory_operand,
8295 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8296 eq_or_neq, normal_comp_operator, noov_compare_op,
8297 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8298 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8299 const64_operand, const64_high_operand, arith11_operand,
8300 arith10_operand, arith_double_operand, arith_double_4096_operand,
8301 arith_double_add_operand, arith11_double_operand,
8302 arith10_double_operand, small_int, small_int_or_double,
8303 uns_small_int, uns_arith_operand, clobbered_register,
8304 input_operand, compare_operand): Delete.
8305 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8306 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8307 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8308 (GEN_HIGHINT64, GEN_INT64): Delete.
8309 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8310 gen_safe_XOR64): Adjust for above deletion.
8311 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8312 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8313 (legitimate_constant_p): Use const_zero_operand instead.
8314 (sparc_extra_constraint_check): Likewise.
8315 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8316 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8317 (PREDICATE_CODES): Delete.
8318 * config/sparc/sparc.md: Include predicates.md.
8319 (All patterns): Adjust for new predicate names.
8320 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8321 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8322 (movdi): Use general_operand predicate.
8323 (movdi_sp64_dbl): Delete.
8324 (movdi_const64_special): Add 'N' constraint.
8325 (movdicc): Use arith10_operand predicate.
8326 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8327 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8328 (movdi_cc_reg_sp64_trunc): Delete.
8329 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8330 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8331 (subdi3_sp32): Delete.
8332 (subdi3_insn_sp32): Change to define_insn_and_split.
8333 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8334 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8335 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8336 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8337 small_int_operand predicate.
8338 (divdi3, udivdi3): Use arith_operand predicate.
8339 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8340 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8341 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8342 (xordi3_sp64_dbl): Delete.
8343 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8344 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8345 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8346 cmp_ccx_set_not): Use arith_operand predicate.
8347 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8348 * config/sparc/predicates.md: New file.
8350 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8352 PR tree-optimization/14846
8353 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8355 (fold_single_bit_test): ... here.
8356 (fold_binary): Call fold_single_bit_test_into_sign_test
8357 instead of fold_single_bit_test.
8359 2005-04-20 James E Wilson <wilson@specifixinc.com>
8362 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8363 is another declaration.
8365 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8367 * config/cris/predicates.md: New file.
8368 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8369 (cris_movem_load_rest_p): Declare.
8370 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8371 (cris_movem_load_rest_p): Ditto. Globalize.
8372 (cris_bdap_operand, cris_bdap_biap_operand,
8373 cris_orthogonal_operator, cris_commutative_orth_op,
8374 cris_operand_extend_operator,
8375 cris_additive_operand_extend_operator, cris_extend_operator,
8376 cris_plus_or_bound_operator, cris_mem_op,
8377 cris_general_operand_or_symbol,
8378 cris_general_operand_or_gotless_symbol,
8379 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8380 cris_load_multiple_op): Remove predicate functions.
8381 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8382 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8383 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8384 * config/cris/cris.md: Include predicates.md.
8385 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8387 2005-04-20 Ian Lance Taylor <ian@airs.com>
8389 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8390 * c-common.h (STMT_EXPR_STMT): Don't define.
8391 (STMT_EXPR_NO_SCOPE): Don't define.
8392 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8393 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8394 (pp_c_expression): Likewise.
8396 2005-04-20 Richard Henderson <rth@redhat.com>
8399 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8401 2005-04-20 Jeff Law <law@redhat.com>
8403 * reload1.c (reload): Ignore equivalences between pseudos and
8406 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8409 * c-tree.h (struct c_label_list): Update comment.
8410 (struct c_label_context): Rename to struct c_label_context_se.
8411 (label_context_stack): Rename to label_context_stack_se.
8412 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8413 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8414 c_end_vm_scope): New.
8415 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8416 * c-decl.c (pop_scope): Call c_end_vm_scope.
8417 (pushdecl): Call c_begin_vm_scope for variably modified
8419 (define_label): Check for jumping into scope of identifier with
8420 variably modified type. Push label on stack for those defined at
8421 current context of identifiers with variably modified type.
8422 (start_function): Create stack level for context of identifiers
8423 with variably modified type.
8424 (finish_function): Pop stack level for context of identifiers with
8425 variably modified type.
8426 * c-typeck.c (label_context_stack): Rename to
8427 label_context_stack_se.
8428 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8429 (c_finish_goto_label): Check for jumping into scope of identifier
8430 with variably modified type. Push label on stack for those jumped
8431 to from current context of identifiers with variably modified
8433 (struct c_switch): Add blocked_vm.
8434 (c_start_case): Initialize blocked_vm.
8435 (do_case): Check blocked_vm.
8436 (c_finish_case): Add comment.
8437 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8438 variable label_context_stack.
8440 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8442 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8443 conditional_replacement, value_replacement, abs_replacement,
8445 (replace_phi_edge_with_variable): Remove argument BB.
8446 (conditional_replacement, value_replacement,
8447 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8448 Update a call to replace_phi_edge_with_variable.
8450 * tree-ssa-phiopt.c: Fix comments.
8452 2005-04-20 Michael Matz <matz@suse.de>
8455 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8458 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8460 * tree-ssa-phiopt.c: Fix comment typos.
8462 PR tree-optimization/21116
8463 * tree-ssa-phiopt.c: Fix a typo.
8465 2005-04-19 Richard Henderson <rth@redhat.com>
8467 * builtins.c (expand_builtin_sync_operation): Revert last change.
8468 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8470 (expand_compare_and_swap_loop): Likewise.
8471 (expand_sync_operation): Remove fallback from NAND to AND; invert
8472 memory operand when expanding from cmpxchg.
8473 (expand_sync_fetch_operation): Likewise.
8474 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8477 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8478 when implementing NAND. Fix double-add for AFTER.
8479 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8480 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8481 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8483 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8486 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8487 to return old memory value.
8488 (sync_compare_and_swap_cc<IMODE>): Likewise.
8490 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8491 return pre-reload. Don't consider output or anti dependencies.
8492 * config/ia64/sync.md (IMODE): New.
8493 (modesuffix): Add QI and HI.
8494 (memory_barrier): Simplify expansion.
8495 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8496 (cmpxchg_acq_<IMODE>): Likewise.
8497 (sync_lock_test_and_set<IMODE>): Likewise.
8498 (sync_lock_release<IMODE>): Likewise.
8500 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8502 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8505 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8507 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8509 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8510 Joseph S. Myers <joseph@codesourcery.com>
8512 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8513 * c-typeck.c (build_c_cast): Check these options.
8514 * doc/invoke.texi: Document these options.
8516 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8518 * tree-ssa-phiopt.c: Update a comment about the pass.
8520 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8522 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8523 config/mcore/mcore.c: Fix comment typos.
8525 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8527 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8528 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8530 2005-04-19 Paul Brook <paul@codesourcery.com>
8532 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8534 2005-04-19 Andrew Haley <aph@redhat.com>
8537 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8538 looking at a field's bitpos.
8540 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8543 libiberty functions.
8545 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8547 PR tree-optimization/21096
8548 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8550 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8553 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8554 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8556 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8558 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8559 refers to the function being dumped.
8561 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8563 * varasm.c (assemble_start_function): Remove reset of in_section.
8565 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8567 PR tree-optimization/21085
8568 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8571 2005-04-19 Ben Elliston <bje@au.ibm.com>
8573 * doc/invoke.texi (Optimize Options): Refer to the correct
8574 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8576 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8578 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8579 alloca argument to be big enough.
8581 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8584 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8587 2005-04-18 Tom Tromey <tromey@redhat.com>
8589 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8592 2005-04-18 Richard Henderson <rth@redhat.com>
8594 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8595 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8596 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8597 * config/alpha/alpha-protos.h: Update.
8598 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8599 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8600 (attr type): Add ld_l, st_c, mb.
8601 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8602 iornotsi3, xorsi_internal, xornotsi3): New.
8603 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8604 (ev4_ist_c, ev4_mb): New.
8605 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8607 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8608 (ev6_ist): Add st_c.
8610 * config/alpha/sync.md: New file.
8612 2005-04-18 Richard Henderson <rth@redhat.com>
8614 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8617 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8619 2005-04-18 Devang Patel <dpatel@apple.com>
8621 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8623 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8625 PR tree-optimization/20922
8626 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8627 Fold X + c >= X and fold X - c <= X to true.
8629 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8631 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8633 (emergency_labeled_state_free): Likewise.
8635 2005-04-18 Nick Clifton <nickc@redhat.com>
8637 * config/h8300/h8300.md (jump): Remove prescan parameter from
8638 calls to final_scan_insn.
8640 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8641 parameter from calls to final_scan_insn.
8643 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8645 (v850e, v850e1): Use the v850.opt file for target specific
8648 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8650 PR tree-optimization/21001
8651 * tree-optimize.c (init_tree_optimization_passes): Move the
8652 first pass_forwprop immediately before pass_vrp.
8654 2005-04-17 Ian Lance Taylor <ian@airs.com>
8656 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8657 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8658 from enum tree_code op to bool is_sizeof.
8659 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8660 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8661 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8663 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8665 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8668 2005-04-17 Ian Lance Taylor <ian@airs.com>
8670 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8672 2005-04-17 Richard Henderson <rth@redhat.com>
8674 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8676 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8677 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8678 of indirection through ssa names while looking for the gpr counter
8680 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8681 saved va_list_gpr_size and va_list_fpr_size.
8683 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8685 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8686 both pointers or both integers.
8688 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8689 ASSERT_EXPRs for single-use variable.
8691 * tree-into-ssa.c: Fix a comment typo.
8693 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8695 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8696 -mipsN before forcing a default of -mips2.
8698 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8700 * predict.h (IS_TAKEN): Remove.
8701 * rtl.h (NOTE_PREDICTION): Likewise.
8703 * modulo-sched.c (CFG_HOOKS): Remove.
8705 * c-parser.c (N_C_TTYPES): Remove.
8707 * tree-flow-inline.h (get_stmt_operands): Remove.
8708 * lambda-code.c, tree-ssa-loop-unswitch.c,
8709 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8710 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8711 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8712 calls to get_stmt_operands.
8713 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8715 2005-04-17 Richard Henderson <rth@redhat.com>
8718 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8719 of CUMULATIVE_ARGS past the last named argument.
8720 (alpha_va_start): Expect pretend_args_size only if strictly less than
8723 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8726 * builtins.c (expand_builtin_strcat): Convert the result of
8727 strlen to the right type.
8728 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8729 avoid creating type mismatches.
8730 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8733 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8735 2005-04-16 Richard Henderson <rth@redhat.com>
8738 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8739 Use the mode of boolean_type_node when the user doesn't provide one.
8740 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8742 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8745 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8748 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8751 2005-04-16 Roger Sayle <roger@eyesopen.com>
8752 Steven Bosscher <stevenb@suse.de>
8754 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8755 (fold_unary_to_constant): Likewise.
8757 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8759 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8762 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8764 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8765 names related to target triplets.
8766 Remove i?86-*-esix from platform directory.
8767 Remove powerpc-*-eabiaix from platform directory.
8769 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8772 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8773 falling through from SUBREG case to REG.
8775 2005-04-15 Roger Sayle <roger@eyesopen.com>
8777 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8778 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8779 (fold_binary_to_constant): Simplify using fold_binary.
8780 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8782 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8784 * gthr-posix.c (pthread_cancel): Define.
8785 (pthread_mutexattr_init): Likewise.
8786 (pthread_mutexattr_settype): Likewise.
8787 (pthread_mutexattr_destroy): Likewise.
8789 2005-04-15 David S. Miller <davem@davemloft.net>
8792 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8794 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8796 PR tree-optimization/21031
8797 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8798 (forward_propagate_into_cond_1): Call it. Forward propagate
8799 integer-integer casts into COND_EXPRs.
8801 2005-04-15 Dave Korn <dave.korn@artimi.com>
8803 * gcc.c (default_compilers): Clarify obscure error message when
8804 reading from standard input.
8806 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8808 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8809 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8811 * tree-ssa-alias.c (init_alias_info): Remove a call to
8814 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8816 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8817 of non-virtual PHI nodes like we use to.
8819 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8821 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8822 (attr_copy_rtx): Do not use it.
8824 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8826 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8828 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8830 * tree-vect-transform.c (vectorizable_store): Mark necessary
8831 objects in the vectorized store needing renaming. Update the
8832 SSA graph for V_MAY_DEF operands in the original store.
8834 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8836 * tree-ssa-pre.c (compute_avail): It's okay to have
8837 TREE_INVARIANT's here, and value number the resulting expressions.
8838 (create_expression_by_pieces): Make sure operands that were
8839 min_invariant when we started, stay that way.
8841 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8843 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8845 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8847 PR tree-optimization/20936.
8848 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8850 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8852 * doc/invoke.texi: Fix typos.
8853 * doc/md.texi: Likewise.
8854 * doc/rtl.texi: Likewise.
8855 * doc/sourcebuild.texi: Likewise.
8856 * doc/tm.texi: Likewise.
8858 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8860 PR tree-optimization/21004
8861 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8862 and floorl in c99 mode only.
8863 * builtins.c (expand_builtin_int_roundingfn): Assert that
8864 fallback_fndecl is not NULL_TREE.
8866 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8868 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8869 * basic-block.h: Update the prototype for
8870 purge_all_dead_edges.
8871 * cfgexpand.c (tree_expand_cfg): Update a call to
8872 purge_all_dead_edges.
8873 * combine.c (combine_instructions): Likewise.
8874 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8875 rest_of_handle_cse2, rest_of_handle_gcse,
8876 rest_of_handle_postreload): likewise.
8878 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8881 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8882 e.g. cv-qualification conversions.
8884 2005-04-14 Mike Stump <mrs@apple.com>
8886 * config/darwin-c.c (framework_construct_pathname): We must
8887 find all headers of a framework in the first instance of it
8888 found in the seach path.
8890 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8892 PR tree-optimization/21021
8893 * tree-vrp.c (compare_values): Work around a bug in the front
8894 end that produces a comparison of mismatched types.
8896 2004-04-14 Richard Henderson <rth@redhat.com>
8898 * config/ia64/ia64.h (enum fetchop_code): Remove.
8899 (enum ia64_builtins): Move ...
8900 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8901 members except BSP and FLUSHRS.
8902 (ia64_init_builtins): Remove __sync builtins.
8903 (ia64_expand_builtin): Likewise.
8904 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8905 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8906 (ia64_expand_lock_release): Remove.
8907 * config/ia64/ia64.md (mf): Move to sync.md.
8908 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8909 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8910 * config/ia64/sync.md: New file.
8911 (memory_barrier): Rename from mf.
8912 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8913 (cmpxchg_acq_<I48MODE>): Likewise.
8914 (sync_lock_test_and_set<I48MODE>): Likewise.
8916 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8917 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8919 2004-04-14 Richard Henderson <rth@redhat.com>
8921 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8922 (ix86_compare_emitted): New.
8923 (ix86_expand_compare): Use ix86_compare_emitted if set.
8924 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8925 and ix86_compare_op0 are set.
8926 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8927 (TARGET_CMPXCHG, TARGET_XADD): New.
8928 (ix86_compare_emitted): Declare.
8929 * config/i386/i386.md: Include sync.md
8930 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8931 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8932 * config/i386/sync.md: New file.
8934 2004-04-14 Richard Henderson <rth@redhat.com>
8937 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8938 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8939 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8940 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8941 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8942 BT_FN_I8_VPTR_I8_I8): New.
8943 * builtins.def (DEF_SYNC_BUILTIN): New.
8944 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8945 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8946 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8947 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8948 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8949 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8950 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8951 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8952 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8953 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8954 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8955 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8956 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8957 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8958 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8959 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8960 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8961 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8962 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8963 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8964 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8965 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8966 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8967 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8968 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8969 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8970 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8971 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8972 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8973 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8974 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8975 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8976 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8977 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8978 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8979 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8980 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8981 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8982 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8983 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8984 BUILT_IN_SYNCHRONIZE: New.
8985 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8986 as a function. Accept __sync_ as a prefix as well.
8987 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8988 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8989 expand_builtin_lock_release): New.
8990 (expand_builtin): Call them.
8991 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8992 neither BOTH_P nor FALLBACK_P are defined.
8993 (builtin_type_for_size): New.
8994 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8995 (resolve_overloaded_builtin): New.
8996 * c-common.h (resolve_overloaded_builtin): Declare.
8997 (builtin_type_for_size): Declare.
8998 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8999 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9000 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9001 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9002 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9003 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9004 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9005 sync_compare_and_swap_cc, sync_lock_test_and_set,
9006 sync_lock_release): New.
9007 * optabs.h: Declare them.
9008 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9009 expand_sync_operation, expand_sync_fetch_operation,
9010 expand_sync_lock_test_and_set): Declare.
9011 * genopinit.c (optabs): Add sync optabs.
9012 * optabs.c (init_optabs): Initialize sync optabs.
9013 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9014 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9015 expand_sync_operation, expand_sync_fetch_operation,
9016 expand_sync_lock_test_and_set): New.
9017 * doc/extend.texi (Atomic Builtins): New section
9018 * doc/md.texi (Standard Names): Add sync patterns.
9020 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9022 * tree-eh.c (lower_try_finally_copy): Generate new code in
9023 response to goto_queue entries as if the queue was sorted by
9024 index, not pointers.
9025 (lower_try_finally_switch): Likewise.
9027 2005-04-14 Richard Henderson <rth@redhat.com>
9029 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9030 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9032 (ix86_expand_fp_movcc): Update to match.
9033 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9034 * config/i386/i386-protos.h: Update.
9035 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9036 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9038 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9040 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9043 2005-04-14 Julian Brown <julian@codesourcery.com>
9045 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9046 link failures on ppc64 Linux.
9048 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9050 * config.gcc: Set cpu_type for s390.
9052 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9054 Fix PR tree-optimization/20963
9055 * tree-ssa-pre.c (compute_avail): Remove special case for
9057 (create_expression_by_pieces): Add value numbers for forced out
9060 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9062 * config/cris/cris.md: Replace references to (reg:SI 16) with
9063 (reg:SI CRIS_SRP_REGNUM).
9065 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9067 PR tree-optimization/20657
9068 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9069 create an appropriate range from it.
9071 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9073 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9074 <UNSPEC_FIST_CEIL> case.
9076 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9077 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9078 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9079 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9080 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9081 (lfloor<mode>2): New expanders.
9082 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9083 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9084 to implement lceil and llceil built-ins as x87 intrinsic function.
9085 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9086 (lceil<mode>2): New expanders.
9088 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9090 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9091 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9093 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9096 * config/s390/s390-modes.def: Define TFmode.
9098 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9100 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9101 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9102 * config/mips/mips.c (mips16_insn_length): Remove reference to
9103 JUMP_TABLES_IN_TEXT_SECTION.
9105 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9107 * simplify-rtx.c (simplify_binary_operation_1): Return
9108 scalar or vector of constant 0, depending on the xor's
9111 2005-04-13 Dale Johannesen <dalej@apple.com>
9113 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9114 (objc-act.o): Ditto.
9115 * objc/objc-act.c (objc_gimplify_expr): New.
9116 (objc_get_callee_fndecl): New.
9117 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9118 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9119 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9121 2005-04-13 Devang Patel <dpatel@apple.com>
9123 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9126 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9128 CRIS prologue as RTL.
9129 * config/cris/cris-protos.h (cris_emit_movem_store)
9130 (cris_expand_prologue): Prototype.
9131 * config/cris/cris.c (struct machine_function): New member
9133 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9134 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9135 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9136 (cris_load_multiple_op, cris_return_address_on_stack)
9137 (cris_return_address_on_stack_for_return): ISO-Cify.
9138 (cris_store_multiple_op): New predicate function.
9139 (cris_expand_prologue, cris_emit_movem_store): New functions.
9140 (cris_print_operand) <case 'O'>: Handle modifications other than
9142 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9143 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9144 (cris_gen_movem_load): Rearrange slightly to make local variable
9145 src a parameter, removing osrc.
9146 (cris_setup_incoming_varargs): Set machine_function member
9147 stdarg_regs to correspond to the number of registers that need to
9149 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9151 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9152 cris_general_operand_or_gotless_symbol accept UNSPEC.
9153 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9154 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9155 ("*cris_store_multiple"): New pattern. Tweak common comment above
9156 this and "*cris_load_multiple".
9157 ("prologue"): New define_expand.
9159 * config/cris/cris.md ("epilogue"): Conditionalize on
9160 TARGET_PROLOGUE_EPILOGUE.
9162 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9165 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9166 fpsr 0 instead of fpsr 1.
9167 (divsf3_internal_thr): Ditto.
9168 (divdf3_internal_lat): Ditto.
9169 (divdf3_internal_thr): Ditto.
9170 (divxf3_internal_lat): Ditto.
9171 (divxf3_internal_thr): Ditto.
9173 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9175 PR tree-optimization/20913
9176 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9178 PR tree-optimization/20702
9179 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9180 dominator children that haven't been walked into.
9182 2005-04-13 Julian Brown <julian@codesourcery.com>
9184 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9185 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9188 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9190 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9191 config/i386/sse.md: Fix comment typos.
9193 * genattrtab.c (NULL_ATTR): Remove.
9194 * ifcvt.c (NULL_EDGE): Likewise.
9196 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9198 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9199 NOTE_PREDICT): Remove.
9201 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9203 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9204 * configure: Regenerate.
9205 * config.in: Likewise.
9206 * system.h: Declare vsnprintf if not already declared.
9208 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9210 * optc-gen.awk: Handle stand-alone Mask records.
9211 * opth-gen.awk: Likewise.
9212 * doc/options.texi (Option file format): Document them.
9213 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9214 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9215 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9216 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9217 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9218 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9219 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9220 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9221 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9222 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9223 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9224 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9225 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9226 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9227 TARGET_LONG_DOUBLE_128): Likewise.
9228 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9229 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9230 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9231 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9232 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9233 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9234 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9235 * config/sparc/sparc.c (fpu_option_set): New global.
9236 (sparc_handle_option): New function.
9237 (sparc_override_options): Test fpu_option_set.
9238 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9239 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9240 * config/sparc/sparc.opt: New file.
9241 * config/sparc/little-endian.opt: Likewise.
9242 * config/sparc/long-double-switch.opt: Likewise.
9244 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9246 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9247 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9248 * config/bfin/bfin.opt (mshared-library-id=): Lose
9249 Var(bfin_lib_id_given).
9251 2005-04-13 Matt Thomas <matt@3am-software.com>
9253 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9256 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9258 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9260 * cgraphunit.c (INSNS_PER_CALL): Remove.
9262 * tree-ssa-forwprop.c (vars,
9263 record_single_argument_cond_exprs,
9264 substitute_single_use_vars): Remove.
9265 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9267 (tree_ssa_forward_propagate_single_use_vars): Call
9268 forward_propagate_into_cond for each COND_EXPR.
9270 * tree-inline.c (INSNS_PER_STMT): Remove.
9272 2005-04-12 Richard Henderson <rth@redhat.com>
9274 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9275 (ix86_expand_sse_fp_minmax): ... from ...
9276 (ix86_expand_fp_movcc): ... here.
9277 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9278 * config/i386/i386-protos.h: Update.
9279 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9280 (sse_setccsf, sse_setccdf): Allow before reload.
9281 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9282 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9283 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9284 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9285 (anddf3, nanddf3, iordf3, xordf3): New.
9287 2005-04-12 Jeff Law <law@redhat.com>
9289 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9290 (tree-ssa-uncprop.o): Add dependencies.
9291 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9292 * tree-flow.h (remove_useless_stmts): Remove prototype.
9293 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9294 remove_useless_stmts.
9295 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9296 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9297 * tree-pass.h (pass_uncprop): Declare.
9298 * tree-ssa-uncprop.c: New file.
9300 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9303 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9305 2005-04-12 Caroline Tice <ctice@apple.com>
9307 Temporary fix for partitioning problems.
9308 * passes.c (rest_of_handle_final): Remove code that
9309 frees unlikely_text_section_name,
9310 * varasm.c (assemble_start_function): Test for partitioning
9311 flag before writing out section labels.
9312 (assemble_end_function): Test for partitioning flag before
9313 writing out section labels.
9315 2005-04-12 Steven Bosscher <stevenb@suse.de>
9316 Stuart Hastings <stuart@apple.com>
9317 Jan Hubicka <jh@suse.cz>
9319 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9320 references to gt-tree-cfg.h.
9321 * basic-block.h (struct basic_block_def): Don't skip rbi
9322 for garbage collection.
9323 (struct reorder_block_def): Make GTY-able.
9324 (struct control_flow_graph): New structure.
9325 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9326 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9327 but instead defines to the control_flow_graph for cfun.
9328 (label_to_block_map): New define, points to the label map of
9329 the control_flow_graph for cfun.
9330 (n_edges_for_function, n_basic_blocks_for_function,
9331 last_basic_block_for_function, basic_block_info_for_function,
9332 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9333 basic_block_info_for_function, label_to_block_map_for_function):
9334 Counterparts for the above, taking a struct function as an extra
9336 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9337 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9338 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9339 (alloc_rbi_pool, free_rbi_pool): Remove.
9340 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9341 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9343 (cfg_layout_finalize) ... and don't free it here.
9344 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9346 * flow.c (free_basic_block_vars): Set label_to_block_map and
9347 n_edges to zero too.
9348 * function.h (struct function): Add cfg field.
9349 * function.c (allocate_struct_function): Allocate the cfg.
9350 * tree-cfg.c (label_to_block_map): Remove.
9351 (build_tree_cfg): Don't allocate the rbi pool here...
9352 (delete_tree_cfg_annotations): ...and don't free it here.
9353 Also don't nullify label_to_block_map for cfun.
9355 2005-04-12 Caroline Tice <ctice@apple.com>
9357 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9358 Revert my patch from April 9.
9359 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9360 (reorder_basic_blocks): Revert my patch from April 9.
9361 (insert_section_boundary_note): Revert my patch from April 9.
9362 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9363 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9364 (COLD_END_LABEL): Revert my patch from April 9.
9365 (cold_text_section_label): Revert my patch from April 9.
9366 (cold_end_label): Revert my patch from April 9.
9367 (dwarf2out_switch_text_section): Revert my patch from April 9.
9368 (output_aranges): Revert my patch from April 9.
9369 (output_ranges): Revert my patch from April 9.
9370 (output_line_info): Revert my patch from April 9.
9371 (add_location_or_const_value_attribute): Revert my patch from April 9.
9372 (dwarf2out_var_location): Revert my patch from April 9.
9373 (dwarf2out_init): Revert my patch from April 9.
9374 (dwarf2out_finish): Revert my patch from April 9.
9375 * function.h (struct function): Revert my patch from April 9.
9376 * opts.c (decode_options): Revert my patch from April 9.
9377 * output.h (unlikely_section_label, hot_section_label,
9378 hot_section_end_label, cold_section_end_label,
9379 unlikely_text_section_name): Revert my patch from April 9.
9380 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9381 * varasm.c (unlikely_section_label, hot_section_label,
9382 hot_section_end_label, cold_section_end_label,
9383 unlikely_text_section_name): Revert my patch from April 9.
9384 (initialize_cold_section_name): Revert my patch from April 9.
9385 (unlikely_text_section): Revert my patch from April 9.
9386 (in_unlikely_text_section): Revert my patch from April 9.
9387 (named_section): Revert my patch from April 9.
9388 (function_section): Revert my patch from April 9.
9389 (current_function_section): Revert my patch from April 9.
9390 (assemble_start_function): Revert my patch from April 9.
9391 (assemble_end_function): Revert my patch from April 9.
9392 (default_section_type_flags_1): Revert my patch from April 9.
9394 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9396 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9397 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9399 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9401 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9404 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9405 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9407 2004-04-12 Richard Henderson <rth@redhat.com>
9409 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9410 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9411 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9412 (UNSPEC_*, UNSPECV_*): Renumber.
9414 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9417 From Richard Henderson <rth@redhat.com>:
9418 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9421 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9423 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9425 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9427 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9428 (bfin_library_id): New variable.
9429 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9430 instead of bfin_library_id_string.
9431 (bfin_handle_option): New function.
9432 (override_options): Remove most code to deal with shared library IDs,
9433 just check they aren't used without -mid-shared-library.
9434 (TARGET_HANDLE_OPTION): Define.
9435 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9436 * config/bfin/bfin.opt (mshared-library-id=): New.
9438 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9440 * tree-vect-transform.c: Fix comment typos.
9442 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9444 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9445 split critical edges when not possible/profitable.
9447 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9449 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9450 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9451 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9452 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9453 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9454 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9455 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9456 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9458 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9459 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9460 * config/ns32k/ns32k.opt: New file.
9462 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9464 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9465 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9466 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9467 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9468 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9469 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9470 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9471 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9472 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9473 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9474 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9475 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9476 (MASK_COLDFIRE): Formatting fixes.
9477 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9478 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9479 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9480 "_current_shared_library_a5_offset_".
9481 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9482 (MASK_ALL_CPU_BITS): New macro.
9483 (m68k_handle_option): New function.
9484 (override_options): Remove handling of m68k_library_id_string.
9485 * config/m68k/m68k.opt: New file.
9486 * config/m68k/ieee.opt: New file.
9488 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9490 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9491 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9492 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9493 (TARGET_CXX): Adjust accordingly.
9494 * target.h (struct gcc_target): Remove epxort_class_data. Add
9495 determine_class_data_visibility and class_data_always_comdat.
9496 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9497 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9498 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9499 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9500 (arm_cxx_determine_class_data_visibility): New.
9501 (arm_cxx_class_data_always_comdat): Likewise.
9502 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9503 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9504 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9505 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9506 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9509 2005-04-11 Devang Patel <dpatel@apple.com>
9511 * tree-data-ref.c (build_classic_dist_vector,
9512 compute_subscript_distance): Make externally visible.
9513 * tree-data-ref.h (build_classic_dist_vector,
9514 compute_subscript_distance): Same.
9515 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9516 Check distance vector against vectorization factor.
9517 (vect_analyze_loop): Determine vectorizaion factor before
9518 analyzing data dependences.
9519 * tree-vectorizer.c (loops_num): Make it externally visible and
9521 * tree-vectorizer.c (vect_loops_num): ... new name.
9522 * tree-vectorizer.h (vect_loops_num): New.
9524 2005-04-11 Devang Patel <dpatel@apple.com>
9526 * tree-vect-analyze.c (vect_analyze_operations): Check
9527 vectorizable codition.
9528 * tree-vect-transform.c (vect_is_simple_cond): New function.
9529 (vectorizable_condition): New function.
9530 (vect_transform_stmt): Handle condition_vec_info_type.
9531 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9532 condition_vec_info_type.
9533 (vectorizable_condition): New.
9535 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9537 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9538 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9539 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9541 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9542 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9544 * dwarf2out.c (output_line_info): Don't try to dereference
9545 a NULL current_function_decl.
9547 * config/t-slibgcc-darwin: Don't put shared libraries in
9548 directories other than $(slibdir).
9549 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9552 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9554 PR tree-optimization/20933
9555 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9556 logic to reject aliases between read-only and writable
9558 (may_alias_p): ... here.
9559 (get_tmt_for): Do not associate read-only tags to pointers
9560 whose pointed-to type is not read-only.
9561 * tree-ssa.c (verify_ssa): Check that memory stores have at
9562 least one V_MAY_DEF or V_MUST_DEF.
9564 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9567 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9568 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9569 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9570 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9572 (fwrite_unlocked): Fix prototype.
9574 * configure, config.in: Regenerate.
9576 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9578 * tree-ssa-loop-im.c: Include real.h.
9579 (determine_invariantness_stmt): If real division divisor is
9580 invariant and flag_unsafe_math_optimizations enabled, generate
9581 invariant reciprocal for hoisting.
9582 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9584 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9586 Fix PR tree-optimization/20926
9588 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9590 2005-04-11 Devang Patel <dpatel@apple.com>
9592 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9595 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9597 * fold-const.c (fold_binary_op_with_conditional_arg):
9598 use fold_buildN instead of "fold (buildN" in some
9600 (fold_unary): Likewise.
9601 (fold_binary): Likewise.
9603 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9605 Fix PR tree-optimization/20612
9606 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9608 (perfect_nestify): preheaderbb is *not* part of loop of the
9611 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9613 * tree-ssa-alias.c (may_alias_p): If the variable
9614 is a global variable and the pointer is parameter
9615 and -fargument-noalias-global is used, then
9616 the pointer cannot alias the variable.
9618 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9620 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9621 * config/sparc/sparc.h: Likewise.
9622 * config/sparc/sparc.md: Likewise.
9624 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9626 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9628 * tree-vrp.c: Fix a comment typo.
9630 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9632 PR tree-optimization/20920
9633 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9634 SSA_NAME flows through an abnormal edge.
9635 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9636 through abnormal edges.
9637 (maybe_add_assert_expr): Likewise.
9639 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9641 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9642 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9643 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9644 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9645 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9646 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9647 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9648 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9649 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9650 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9651 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9652 (TARGET_HANDLE_OPTION): Likewise.
9653 (s390_tune): Initialize to PROCESSOR_max.
9654 (s390_arch_string): Make static.
9655 (s390_tune_string, s390_warn_framesize_string): Delete.
9656 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9657 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9658 (s390_handle_arch_option, s390_handle_option): New functions.
9659 (override_options): Remove parsing of option strings.
9660 * config/s390/s390.opt: New file.
9662 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9664 * tree-complex.c (expand_vector_operations): Call
9665 update_stmt_if_modified.
9667 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9669 * tree-vect-analyze (vect_determine_vectorization_factor):
9670 Do not use GET_MODE_NUNITS.
9671 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9672 (vectorizable_load, vect_transform_loop): Likewise.
9674 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9676 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9677 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9678 * optabs.h (enum optab_index): Add new OTI_lceil.
9679 (lceil_optab): Define corresponding macro.
9680 * optabs.c (init_optabs): Initialize lceil_optab.
9681 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9682 and lceildi2 patterns.
9683 * builtins.c (expand_builtin_int_roundingfn): Handle
9684 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9685 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9686 BUILT_IN_LLCEIL{,F,L}.
9687 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9688 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9689 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9690 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9691 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9692 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9693 into lceil built-in function and (long long int)ceil{,f,l} into
9694 llceil built-in function.
9695 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9698 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9700 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9703 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9705 * config/arm/arm.c: Fix a comment typo.
9706 * doc/tree-ssa.texi: Fix a typo.
9708 2005-04-10 Steven Bosscher <stevenb@suse.de>
9710 * cselib.c (clear_table): Rename to cselib_clear_table.
9711 * cselib.h (cselib_clear_table): Add prototype.
9712 * gcse.c (gcse_main): Make 'f' argument unused.
9713 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9714 of each basic block instead.
9715 (compute_sets, compute_hash_table_work): Likewise.
9716 (constprop_register): Change int 'alter_jumps' argument to bool.
9717 (do_local_cprop): Likewise.
9718 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9719 the insn chain. Explicitly clear the cselib tables after finishing
9720 one basic block. Make sure there are no unterminated libcall blocks.
9721 Update compute_sets call.
9722 (cprop): Walk basic blocks instead of the insn chain.
9723 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9725 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9726 one_cprop_pass calls.
9728 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9730 * combine.c (combine_simplify_rtx): Remove a transformation that
9731 relies on an invalid assumption about rtl sign-extension semantics.
9733 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9735 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9736 to build_int_cst_wide.
9738 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9741 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9742 set the original address pseudo to the correct value before the
9743 original insn, if possible, and leave the insn alone, otherwise
9744 create a new pseudo, set it and replace it in the insn.
9745 * recog.c (validate_change_maybe_volatile): New.
9746 * recog.h (validate_change_maybe_volatile): Declare.
9748 2005-04-09 Caroline Tice <ctice@apple.com>
9750 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9751 Remove targetm.have_named_sections test.
9752 (fix_edges_for_rarely_executed_code): Likewise.
9753 (insert_section_boundary_note): Likewise.
9754 (reorder_basic_blocks): Check partitioning flag before calling
9755 verify_hot_cold_block_grouping.
9756 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9757 the function struct rather than global variables.
9758 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9759 (COLD_END_LABEL): Likewise
9760 (cold_text_section_label): New static global variable.
9761 (cold_end_label): Likewise.
9762 (dwarf2out_switch_text_section): Get hot/cold section labels from
9763 the function struct rather than global variables.
9764 (output_aranges): Use cold_text_section_label and cold_end_label;
9765 check partitioning flag before putting out delta.
9766 (output_ranges): Remove incorrect code attempting to use
9768 (output_line_info): Get cold section label from function struct.
9769 (add_location_or_const_value_attribute): Likewise.
9770 (get_subprogram_die): Get hot/cold section labels from function struct.
9771 (dwarf2out_var_location): Likewise.
9772 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9773 write out cold_text_section_label if partition flag is set.
9774 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9775 * function.h (struct function): Add new fields to point to hot/cold
9776 section labels: hot_section_label, cold_section_label,
9777 hot_section_end_label and cold_section_end_label; also add new field
9778 for cold text section name, unlikely_text_section_name.
9779 * opts.c (decode_options): Turn off partitioning flag if
9780 !targetm.have_named_sections.
9781 * output.h (hot_section_label): Remove.
9782 (hot_section_end_label): Remove.
9783 (cold_section_end_label): Remove.
9784 (unlikely_section_label): Remove.
9785 (unlikely_text_section_name): Remove.
9786 * passes.c (rest_of_handle_final): Remove code that frees
9787 unlikely_text_section_name.
9788 * varasm.c (unlikely_section_label): Remove.
9789 (hot_section_label): Remove.
9790 (hot_section_end_label): Remove.
9791 (cold_section_end_label): Remove.
9792 (unlikely_text_section_name): Remove.
9793 (initialize_cold_section_name): Modify to call
9794 targetm.strip_name_encoding; to store cold section name in current
9795 function struct, if it exists; and to only use the decl_section_name
9796 if flag_named_sections is true.
9797 (unlikely_text_section): Modify to get section name out of current
9798 function struct, if there is one; otherwise build it from
9799 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9800 (in_unlikely_text_section): Likewise.
9801 (named_section): Modify to get/put cold section name in current function
9802 struct, if there is one.
9803 (function_section): Change 'bool unlikely' to 'int reloc'; check
9804 targetm.have_named_sections before calling named_section.
9805 (current_function_section): Likewise.
9806 (assemble_start_function): Modify to get/put unlikely_text_section_name
9807 in current function struct; modify to get hot/cold section labels
9808 from function struct; initialize labels using
9809 ASM_GENERATE_INTERNAL_LABEL;
9810 test partitioning flag before writing out hot section label.
9811 (assemble_end_function): Test partitioning flag before writing out
9812 hot/cold section labels.
9813 (default_section_type_flags_1): Modify to use array instead of
9814 char* for unlikely_text_section_name; set flags correctly for
9815 cold text section if there is not a current function decl.
9817 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9819 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9820 and TI_VA_LIST_FPR_COUNTER_FIELD.
9821 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9822 * tree-pass.h (pass_stdarg): Add.
9823 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9824 * tree-stdarg.c: New file.
9825 * tree-stdarg.h: New file.
9826 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9827 (tree-stdarg.o): Add dependencies.
9828 * function.h (struct function): Add va_list_gpr_size and
9829 va_list_fpr_size fields.
9830 * function.c (allocate_struct_function): Initialize them.
9831 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9832 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9833 (TARGET_INITIALIZER): Add it.
9835 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9836 va_list_{g,f}pr_counter_field.
9837 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9838 area will not be used. Only save registers that tree-stdarg.c
9839 detected they need saving.
9840 (ix86_va_start): Don't set up fields that won't be used.
9842 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9843 va_list_{g,f}pr_counter_field.
9844 (setup_incoming_varargs): Don't do anything if reg_save
9845 area will not be used. Only save registers that tree-stdarg.c
9846 detected they need saving.
9847 (rs6000_va_start): Don't set up fields that won't be used.
9849 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9850 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9851 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9852 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9854 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9857 * config/i386/i386.c (construct_container): Pass empty aligned
9858 struct, union or class in memory.
9860 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9862 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9863 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9864 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9865 config/rs6000/predicates.md: Fix comment typos.
9867 * sched-int.h (haifa_insn_data): Remove blockage and units.
9868 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9869 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9870 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9872 2005-04-09 Jan Hubicka <jh@suse.cz>
9873 Steven Bosscher <stevenb@suse.de>
9875 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9876 * cfgloop.c (get_loop_exit_edges): Likewise.
9877 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9879 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9880 * tree-cfg.c (dump_cfg_status): Likewise.
9882 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9884 * config/rs6000/predicates.md (altivec_register_operand): Remove
9885 redundant match_code test.
9886 (gpc_reg_operand): Same.
9887 (cc_reg_operand): Same.
9888 (cc_reg_not_cr0_operand): Same.
9890 2005-04-09 Jan Hubicka <jh@suse.cz>
9892 Forgotten hunk from my last merge patch:
9893 * final.c (output_addr_const): Do not call mark_referenced.
9895 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9897 * doc/tree-ssa.texi: Add immediate use documentation.
9899 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9901 * arm.c (FL_WBUF): Define.
9902 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9903 (arm_is_6_or_7): Delete.
9904 (arm_tune_wbuf): New.
9905 (arm_override_options): Set arm_tune_wbuf.
9906 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9907 (arm_is_6_or_7): Delete declaration.
9908 (arm_tune_wbuf): New declartion.
9909 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9910 (model_wbuf): Derive from arm_tune_wbuf.
9911 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9912 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9913 (arm740t): Mark CPUs as having a write buffer.
9915 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9917 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9918 of 'const_double_operand' in operand 2 constraints. Update enable
9921 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9923 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9924 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9925 * optabs.h (enum optab_index): Add new OTI_lfloor.
9926 (lfloor_optab): Define corresponding macro.
9927 * optabs.c (init_optabs): Initialize lfloor_optab.
9928 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9929 and lfloordi2 patterns.
9930 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9931 (expand_builtin_int_roundingfn): New function.
9932 (fold_builtin_int_roundingfn): New prototype.
9933 (fold_builtin_int_roundingfn): New function, renamed from
9934 fold_builtin_lround.
9935 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9936 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9937 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9938 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9939 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9940 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9941 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9942 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9943 into lfloor built-in function and (long long int)floor{,f,l} into
9944 llfloor built-in function.
9945 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9948 2005-04-08 Ian Lance Taylor <ian@airs.com>
9950 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9951 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9952 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9953 (DO_COND, DO_BODY): Likewise.
9954 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9955 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9956 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9957 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9958 (build_continue_stmt, build_break_stmt): Don't declare.
9959 (c_do_switch_warnings): Update declaration.
9960 * c-gimplify.c (enum bc_t): Remove.
9961 (struct c_gimplify_ctx, ctxp): Remove.
9962 (push_context, pop_context): Remove static functions.
9963 (c_genericize): Don't call push_context or pop_context.
9964 (begin_bc_block, finish_bc_block): Remove static functions.
9965 (build_bc_goto): Likewise.
9966 (gimplify_c_loop): Likewise.
9967 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9968 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9969 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9970 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9971 * c-common.c (c_do_switch_warnings): Rename from
9972 c_do_switch_warnings_1.
9973 (c_do_switch_warnings) [old version]: Remove.
9974 (c_do_switch_expr_warnings): Remove.
9975 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9976 function instead of c_do_switch_expr_warnings.
9977 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9978 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9979 * c-pretty-print.c (pp_c_statement): Likewise.
9980 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9982 2005-04-08 Devang Patel <dpatel@apple.com>
9984 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9985 While selecting replacement condition pay attention to loop header.
9987 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9989 Merge from tree-cleanup-branch: VRP, store CCP, store
9990 copy-prop, incremental SSA updating of FUD chains and
9991 newly exposed symbols.
9993 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9994 (OBJS-common): Add tree-vrp.o.
9995 (tree-vrp.o): New rule.
9996 * basic-block.h (nearest_common_dominator_for_set): Declare.
9997 * common.opt (ftree-store-ccp): New flag.
9998 (ftree-copy-prop): New flag.
9999 (ftree-vrp): New flag.
10000 (ftree-store-copy-prop): New flag.
10001 * dominance.c (nearest_common_dominator_for_set): New.
10002 * domwalk.c (walk_dominator_tree): Only traverse
10003 statements in blocks marked in walk_data->interesting_blocks.
10004 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10005 * fold-const.c (fold): Handle ASSERT_EXPR.
10006 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10007 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10008 flag_tree_vrp at -O2.
10009 * timevar.def (TV_TREE_VRP): Define.
10010 (TV_TREE_COPY_PROP): Define.
10011 (TV_TREE_STORE_COPY_PROP): Define.
10012 (TV_TREE_SSA_INCREMENTAL): Define.
10013 (TV_TREE_STORE_CCP): Define.
10014 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10015 to kill_redundant_phi_nodes from comment.
10016 (verify_expr): Handle ASSERT_EXPR.
10017 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10018 argument. Update all users.
10019 (mark_call_clobbered_vars_to_rename): Remove. Update all
10021 * tree-flow-inline.h (unmodifiable_var_p): New.
10022 * tree-flow.h (enum value_range_type): Declare.
10023 (struct value_range_def): Declare.
10024 (value_range): Declare.
10025 (remove_all_phi_nodes_for): Remove. Update all users.
10026 (find_phi_node_for): Declare.
10027 (add_type_alias): Declare.
10028 (count_uses_and_derefs): Declare.
10029 (kill_redundant_phi_nodes): Remove.
10030 (rewrite_into_ssa): Remove.
10031 (rewrite_def_def_chains): Remove.
10032 (update_ssa, register_new_name_mapping, create_new_def_for,
10033 need_ssa_update_p, name_registered_for_update_p,
10034 release_ssa_name_after_update_ssa, dump_repl_tbl,
10035 debug_repl_tbl, dump_names_replaced_by,
10036 debug_names_replaced_by, mark_sym_for_renaming,
10037 mark_set_for_renaming, get_current_def, set_current_def,
10038 get_value_range, dump_value_range, debug_value_range,
10039 dump_all_value_ranges, debug_all_value_ranges,
10040 expr_computes_nonzero, loop_depth_of_name,
10041 unmodifiable_var_p): Declare.
10042 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10044 * tree-into-ssa.c (block_defs_stack): Update comment.
10045 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10046 syms_to_rename, names_to_release, repl_tbl,
10047 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10048 need_to_replace_names_p): New locals.
10049 (NAME_SETS_GROWTH_FACTOR): Define.
10050 (struct repl_map_d): Declare.
10051 (struct mark_def_sites_global_data): Add field
10052 interesting_blocks.
10053 (enum rewrite_mode): Declare.
10054 (REGISTER_DEFS_IN_THIS_STMT): Define.
10055 (compute_global_livein): Use last_basic_block instead of
10057 (set_def_block): Remove last argument. Update all callers.
10058 (prepare_use_operand_for_rename): Remove. Update all callers.
10059 (prepare_def_operand_for_rename): Remove. Update all callers.
10060 (symbol_marked_for_renaming): New.
10061 (is_old_name): New.
10062 (is_new_name): New.
10063 (repl_map_hash): New.
10064 (repl_map_eq): New.
10065 (repl_map_free): New.
10066 (names_replaced_by): New.
10067 (add_to_repl_tbl): New.
10068 (add_new_name_mapping): New.
10069 (mark_def_sites): Assume that all the operands in the
10070 statement are in normal form.
10071 (find_idf): Assert that the block in the stack is valid.
10072 (get_default_def_for): New.
10073 (insert_phi_nodes_for): Add new argument 'update_p'.
10075 If update_p is true, add a new mapping between the LHS of
10076 each new PHI and the name that it replaces.
10077 (insert_phi_nodes_1): Only call find_idf if needed.
10078 (get_reaching_def): Call get_default_def_for.
10079 (rewrite_operand): Remove.
10080 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10081 and REWRITE_THIS_STMT are false.
10082 Assume that all the operands in the statement are in
10084 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10085 (rewrite_virtual_phi_arguments): Remove.
10086 (invalidate_name_tags): Remove.
10087 (register_new_update_single, register_new_update_set,
10088 rewrite_update_init_block, replace_use,
10089 rewrite_update_fini_block, rewrite_update_stmt,
10090 rewrite_update_phi_arguments): New.
10091 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10092 Add arguments 'entry', 'what' and 'blocks'.
10093 Initialize the dominator walker according to 'what' and
10095 Start the dominator walk at 'entry'.
10096 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10097 Use it to configure the dominator walker.
10098 (rewrite_into_ssa): Remove argument 'all'.
10100 (rewrite_all_into_ssa): Remove.
10101 (rewrite_def_def_chains): Remove.
10102 (mark_def_interesting, mark_use_interesting,
10103 prepare_phi_args_for_update, prepare_block_for_update,
10104 prepare_def_site_for, prepare_def_sites,
10105 dump_names_replaced_by, debug_names_replaced_by,
10106 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10107 delete_update_ssa, create_new_def_for,
10108 register_new_name_mapping, mark_sym_for_renaming,
10109 mark_set_for_renaming, need_ssa_update_p,
10110 name_registered_for_update_p, ssa_names_to_replace,
10111 release_ssa_name_after_update_ssa,
10112 insert_updated_phi_nodes_for, update_ssa): New.
10113 * tree-loop-linear.c (linear_transform_loops): Call
10114 update_ssa instead of rewrite_into_ssa.
10115 * tree-optimize.c (vars_to_rename): Remove.
10117 (init_tree_optimization_passes): Replace
10118 pass_redundant_phi with pass_copy_prop.
10120 Replace pass_ccp with pass_store_ccp.
10121 Add pass_store_copy_prop after pass_store_ccp.
10122 (execute_todo): If the TODO_ flags don't include updating
10123 the SSA form, assert that it does not need to be updated.
10124 Call update_ssa instead of rewrite_into_ssa and
10125 rewrite_def_def_chains.
10126 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10127 (tree_rest_of_compilation):
10128 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10129 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10130 TODO_cleanup_cfg): Renumber.
10131 (TODO_verify_loops, TODO_update_ssa,
10132 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10133 TODO_update_ssa_only_virtuals): Define.
10134 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10136 * tree-phinodes.c (make_phi_node): Update documentation.
10137 (remove_all_phi_nodes_for): Remove.
10138 (find_phi_node_for): New.
10139 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10140 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10141 (interpret_rhs_modify_expr): Likewise.
10142 * tree-sra.c (decide_instantiations): Mark all symbols in
10143 SRA_CANDIDATES for renaming.
10144 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10145 (mark_all_v_defs): New function. Update all users to call it
10146 with the whole list of scalarized statements, not just the
10148 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10149 (compute_flow_insensitive_aliasing): If the tag is
10150 unmodifiable and the variable isn't or vice-versa, don't
10151 make them alias of each other.
10152 (setup_pointers_and_addressables): If the type tag for
10153 VAR is about to change, mark the old one for renaming.
10154 (add_type_alias): New.
10155 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10156 (ccp_lattice_t): Rename from latticevalue.
10157 (value): Remove. Update all users.
10158 (const_val): New local variable.
10159 (do_store_ccp): New local variable.
10160 (dump_lattice_value): Handle UNINITIALIZED.
10161 (debug_lattice_value): New.
10162 (get_default_value): Re-write.
10163 (set_lattice_value): Re-write.
10164 (def_to_varying): Remove. Update all users.
10165 (likely_value): Return VARYING for statements that make
10166 stores when STORE_CCP is false.
10167 Return VARYING for any statement other than MODIFY_EXPR,
10168 COND_EXPR and SWITCH_EXPR.
10169 (ccp_initialize): Re-write.
10170 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10171 Move to tree-ssa-propagate.c.
10172 (ccp_lattice_meet): Handle memory stores when
10173 DO_STORE_CCP is true.
10174 (ccp_visit_phi_node): Likewise.
10175 (ccp_fold): Likewise.
10176 (evaluate_stmt): Likewise.
10177 (visit_assignment): Likewise.
10178 (ccp_visit_stmt): Likewise.
10179 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10182 (pass_ccp): Use it.
10183 (do_ssa_store_ccp): New.
10184 (gate_store_ccp): New.
10185 (pass_store_ccp): Declare.
10186 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10187 (may_propagate_copy): Reformat.
10188 Don't abort if ORIG is a virtual and DEST isn't.
10189 If NEW does not have alias information but DEST does,
10191 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10192 copy_prop_kind, which_copy_prop): Declare.
10193 (stmt_may_generate_copy, get_copy_of_val,
10194 get_last_copy_of, set_copy_of_val, dump_copy_of,
10195 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10196 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10197 init_copy_prop, fini_copy_prop, execute_copy_prop,
10198 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10199 store_copy_prop): New.
10200 (pass_copy_prop, pass_store_copy_prop): Declare.
10201 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10202 'num_const_prop' and 'num_copy_prop'.
10203 (cprop_operand): Update them.
10204 (dump_dominator_optimization_stats): Dump them.
10205 (tree_ssa_dominator_optimize): Call update_ssa instead of
10207 (loop_depth_of_name): Declare extern.
10208 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10209 values for LOW or HIGH.
10210 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10211 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10212 (cprop_operand): Only propagate if VAL != OP.
10213 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10214 statement for renaming.
10215 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10216 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10217 add_type_alias if necessary.
10218 Call mark_new_vars_to_rename.
10219 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10220 mark every statement updated, call update_ssa and
10221 rewrite_into_loop_closed_ssa.
10222 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10223 from LIVEIN if VAR is a virtual.
10224 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10225 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10226 (get_call_expr_operands): Reformat statement.
10227 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10229 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10230 SSA_NAME_VALUE for every name.
10231 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10232 get_value_loaded_by): New.
10233 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10234 substitute_and_fold): Move from tree-ssa-ccp.c.
10235 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10236 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10237 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10239 * tree-ssa.c (verify_use): Fix error message.
10240 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10241 check_phi_redundancy, kill_redundant_phi_nodes,
10242 pass_redundant_phi): Remove. Update all users.
10243 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10244 add_type_alias, if necessary.
10245 * tree-vectorizer.h (struct _stmt_vect_info): Update
10246 documentation for field 'memtag'.
10247 * tree-vrp.c: New file.
10248 * tree.def (ASSERT_EXPR): Define.
10249 * tree.h (ASSERT_EXPR_VAR): Define.
10250 (ASSERT_EXPR_COND): Define.
10251 (SSA_NAME_VALUE_RANGE): Define.
10252 (struct tree_ssa_name): Add field 'value_range'.
10253 (PHI_REWRITTEN): Remove.
10254 (struct tree_phi_node): Remove field 'rewritten'.
10255 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10256 -ftree-store-copy-prop): Document.
10257 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10258 Document usage of update_ssa.
10260 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10263 * config/rs6000/predicates.md (altivec_register_operand): Accept
10265 (and64_operand): Do not limit CONST_INT to mask64_operand.
10266 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10267 (and_operand): Do not limit CONST_INT to mask_operand.
10269 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10271 PR rtl-optimization/20466
10272 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10273 for overlap of the address of each list member.
10274 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10276 2005-04-08 Mike Stump <mrs@apple.com>
10278 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10280 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10283 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10285 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10287 * function.c (push_function_context_to): Don't set
10288 contains_functions.
10289 * function.h (function): Remove contains_functions.
10290 (current_function_contains_functions): Remove.
10292 * function.h (function): Remove instrument_entry_exit.
10293 (current_function_instrument_entry_exit): Remove.
10295 * function.h (nonlocal_labels): Remove.
10297 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10299 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10300 (check_attr_value, write_attr_get, write_expr_attr_cache,
10301 find_attr, make_internal_attr): Don't reference negative_ok or
10303 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10304 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10305 (ATTR_STATIC): Adjust the value.
10307 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10309 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10311 * config/s390/tpf.h (ASM_SPEC): Define.
10313 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10315 * tree-flow.h: Remove the prototype for
10316 redirect_immediate_uses.
10317 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10319 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10321 * arm.c (arm_const_double_by_parts): New function.
10322 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10323 * arm.md (define_split for 64-bit constants): Add another one.
10325 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10327 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10329 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10331 * system.h: Revert last change.
10333 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10335 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10336 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10337 (TARGET_SWITCHES): Delete.
10338 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10339 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10340 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10341 * config/xtensa/xtensa.opt: New file.
10343 2005-04-08 Ben Elliston <bje@au.ibm.com>
10345 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10346 * config/fp-bit.h: Tidy comments.
10348 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10350 * system.h: Poison PARAMS.
10352 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10354 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10355 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10356 (TARGET_SWITCHES): Delete.
10357 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10358 * config/vax/vax.opt: New file.
10360 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10362 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10364 2005-04-07 Ian Lance Taylor <ian@airs.com>
10366 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10368 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10369 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10372 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10374 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10375 all immediate uses in PHI nodes.
10377 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10379 * arm.c (arm_const_double_inline_cost): Handle any constant by
10380 using gen_lowpart and gen_highpart_mode.
10381 (note_invalid_constants): All constants in an RTX with a constraint
10382 that permits memory are now pushed to the constant pool.
10383 (output_move_double): Delete code to handle reg to reg and
10384 constant to reg moves.
10385 (const_double_needs_minipool, output_mov_immediate): Delete.
10386 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10387 CONST_INT and CONST_VECTOR.
10388 * arm.md (ANY64): New mode macro.
10389 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10390 (movdf_soft_insn): Split reg-reg and const-reg moves.
10391 (split patterns for 64-bit constant and register moves): New.
10392 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10393 (cirrus_movdf_hard_insn): Likewise.
10394 * fpa.md (movdf_fpa): Likewise.
10395 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10396 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10398 (movv2si_internal_2): Likewise.
10399 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10400 (movdf_vfp): Likewise.
10401 * arm-protos.h (output_mov_immediate): Delete prototype.
10403 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10406 * simplify-rtx.c (simplify_unary_operation_1): Check
10407 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10409 2005-04-06 James E Wilson <wilson@specifixinc.com>
10412 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10415 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10417 * coverage.h (GCOV_TYPE_NODE): Delete.
10418 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10419 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10420 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10421 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10422 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10424 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10427 * Makefile.in (gcc.pot): Remove options.c dependency.
10428 * optc-gen.awk: Don't quote help strings with N_().
10430 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10432 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10433 the function returns a pointer type.
10435 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10437 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10438 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10439 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10440 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10441 explicit_uses members.
10442 (get_or_create_used_part_for): Initialize new fields.
10443 (fieldoff_compare): New function.
10444 (create_overlap_variables_for): Count number of fields, use
10445 heuristic to determine whether to create subvars for vars with
10446 only implicit uses.
10447 Sort the field list by offset and avoid creating duplicate SFT's.
10449 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10451 * c.opt (-F): Remove trailing whitespace from help string.
10452 (-finput-charset): Use a tab to separate the switch name and help
10454 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10455 (-ftree-vectorizer-verbose): Likewise.
10457 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10459 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10460 a PHI argument where a use occurs instead of all PHI arguments.
10462 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10464 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10467 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10469 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10470 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10471 config/bfin/bfin.h: Fix comment typos.
10473 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10475 * doc/install.texi: Update the URL for Jacks.
10476 * doc/sourcebuild.texi: Likewise.
10478 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10481 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10482 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10484 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10486 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10488 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10490 * config/v850/v850-protos.h (override_options): Delete.
10491 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10492 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10493 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10494 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10495 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10496 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10497 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10498 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10499 (OVERRIDE_OPTIONS): Delete.
10500 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10501 (small_memory_info): Remove the value field.
10502 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10503 TARGET_NO_APP_REGS.
10504 * config/v850/v850.c (small_memory): Remove the value field.
10505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10506 (override_options): Delete.
10507 (v850_handle_memory_option, v850_handle_option): New functions.
10508 * config/v850/v850.opt: New file.
10510 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10512 * config.host: Add a section for generic hosts, and a subsection
10513 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10514 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10515 * config/host-darwin.h: New.
10516 * config/x-darwin: New.
10517 * config/i386/host-i386-darwin.c: New.
10518 * config/i386/x-darwin: New.
10519 * config/rs6000/host-darwin.c: Include host-darwin.h.
10520 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10521 (darwin_rs6000_gt_pch_use_address): Likewise.
10522 * config/rs6000/x-darwin: Change name of .o built, update
10523 dependencies for changes to rs6000/host-darwin.c.
10525 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10528 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10530 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10532 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10533 split_loop_exit_edge instead of loop_split_edge_with.
10535 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10537 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10538 UNSPEC_SET_VSCR): New constants, used throughout.
10539 (*andc3_v4sf): New.
10540 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10542 (altivec_vspltis<VI_char>): ... this pattern, using
10543 a QImode const_int_operand for the immediate.
10544 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10547 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10550 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10552 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10554 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10556 2005-04-06 Ben Elliston <bje@au.ibm.com>
10558 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10559 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10560 macros as living in "this file" and not gcc.h.
10562 2005-04-06 Ben Elliston <bje@au.ibm.com>
10564 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10565 -ftree-live_range_split. Perhaps renamed at some point?
10567 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10570 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10571 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10573 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10575 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10576 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10577 (number_of_iterations_special): New function.
10578 (number_of_iterations_exit): Use number_of_iterations_special.
10579 Use simplify_using_outer_evolutions only at -O3.
10580 (number_of_iterations_cond, tree_simplify_using_condition,
10581 simplify_using_initial_conditions, loop_niter_by_eval,
10582 compare_trees, can_count_iv_in_wider_type_bound,
10583 simplify_using_outer_evolutions): Use fold_build.
10585 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10587 * doc/install.texi (Configuration): Document --with-java-home.
10589 2005-04-05 Richard Henderson <rth@redhat.com>
10593 * config/i386/i386.c (print_operand): Handle vector zeros.
10594 (ix86_split_to_parts): Handle CONST_VECTOR.
10595 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10596 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10597 what modes to tie for MMX and SSE registers.
10598 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10599 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10600 to vector modes as well.
10601 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10602 properly as an input mode.
10604 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10606 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10608 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10610 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10612 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10614 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10615 and local functions, set sse_nregs to 8 and float_in_sse.
10616 (function_arg_advance, function_arg): If float_in_sse, pass
10617 SFmode and DFmode arguments in SSE registers.
10618 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10620 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10621 of -funit-at-a-time.
10623 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10625 * config/i386/i386-protos.h (ix86_function_value): Accept two
10626 arguments, like the target macro.
10627 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10628 * config/i386/i386.c (ix86_function_value): Accept the second
10629 argument of the target macro.
10630 (ix86_function_ok_for_sibcall): Pass a function pointer to
10631 ix86_function_value.
10632 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10633 call to ix86_value_regno).
10634 (ix86_value_regno): Add support for returning floating point values
10637 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10639 PR tree-optimization/20076
10640 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10641 that call __builtin_return or __builtin_apply_args.
10643 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10645 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10646 Use immediate use iterator.
10647 (stmt_is_bumper_for_loop): Use immediate use iterator.
10648 * predict.c (strip_builtin_expect): Use update_stmt.
10649 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10650 on all elements of a STATEMENT_LIST.
10651 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10652 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10653 (bsi_replace): Mark stmt as modified and the update it.
10654 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10655 (expand_complex_libcal): Call update_stmt.
10656 (expand_complex_comparison): Call mark_stmt_modified.
10657 (expand_complex_operations_1): Call update_stmt_if_modified.
10658 (expand_vector_operations_1): Call mark_stmt_modified.
10659 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10660 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10661 add_immediate_use, redirect_immediate_use,
10662 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10663 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10664 (mark_new_vars_to_rename): Call update_stmt.
10665 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10666 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10668 (unmodify_stmt): Delete.
10669 (update_stmt): New. Force an update of a stmt.
10670 (update_stmt_if_modified): update a stmt if it is out of date.
10671 (get_stmt_operands): Verify stmt is NOT modified.
10672 (stmt_modified_p): Update comment.
10673 (delink_imm_use): Remove a use node from its immuse list.
10674 (link_imm_use_to_list): Link a use node to a specific list.
10675 (link_imm_use): Link a node to the correct list.
10676 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10677 it in the correct list, if appropriate.
10678 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10679 (relink_imm_use): Link a use node in place of another node in a list.
10680 (relink_imm_use_stmt): LInk a node in place of another node, and set
10682 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10683 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10684 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10685 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10686 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10687 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10688 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10689 (has_zero_uses): New. Return true if there are no uses of a var.
10690 (has_single_use): New. Return true if there is only a single use of a
10692 (single_imm_use): New. Return the simgle immediate use.
10693 (num_imm_uses): New. Return the number of immediate uses.
10694 (get_v_must_def_ops): Use is now a pointer.
10695 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10696 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10698 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10699 (delink_stmt_imm_use): Delink all immuses from a stmt.
10700 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10701 * tree-flow.h (struct dataflow_d): Delete.
10702 (immediate_use_iterator_d): New. Immediate use iterator struct.
10703 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10704 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10705 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10707 (struct stmt_ann_d): Remove dataflow_t from struct.
10708 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10709 (if_convertible_phi_p): Use FAST immuse iterator.
10710 (if_convertible_loop_p): Don't call compute_immediate_uses.
10711 (replace_phi_with_cond_modify_expr): Call update_stmt.
10712 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10713 update_stmt_if_modified.
10714 (rewrite_all_into_ssa): Initialize ssa operands.
10715 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10716 compute_immediate_uses.
10717 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10718 ssa_property is available.
10719 (execute_one_pass): Change parameters passed to execute_todo.
10720 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10721 (remove_ssa_form): Call fini_ssa_operands.
10722 (insert_backedge_copies): Delete call to modify_stmt.
10723 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10724 (release_phi_node): Delink any use nodes before releasing.
10725 (resize_phi_node): Relink any use nodes.
10726 (remove_phi_arg_num): Delink the use node.
10727 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10728 (remove_all_phi_nodes_for): Release phi node first.
10729 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10730 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10731 (scalarize_use, scalarize_copy): Call update_stmt.
10732 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10733 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10734 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10735 (ccp_initialize): Remove call to compute_immediate_uses.
10736 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10737 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10739 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10740 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10741 (eliminate_redundant_computations): Call mark_stmt_modified.
10742 (cprop_operand): Call mark_stmt_modified.
10743 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10744 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10745 (dse_optimize_stmt): Use new immuse interface.
10746 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10747 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10748 (substitute_single_use_vars): Use new immuse interface.
10749 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10750 and compute_immediate_uses.
10751 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10753 (rewrite_mem_refs): Call update_stmt.
10754 (determine_lsm): Remove call to compute_imm_uses and free_df.
10755 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10756 (try_unroll_loop_completely): Call update_stmt.
10757 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10758 (rewrite_use_compare): Call update_stmt.
10759 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10760 (rewrite_use) : Call update_stmt.
10761 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10762 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10764 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10765 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10766 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10768 (initialize_vuse_operand): New. Initialize a vuse operand.
10769 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10770 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10771 (finalize_ssa_defs): Use stmt parameter.
10772 (correct_use_link): Ensure a use node is in the correct list, and has
10773 the correct stmt pointer.
10774 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10775 finalize_ssa_v_must_defs): Also initialize use nodes.
10776 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10777 (build_ssa_operands): Seperate parsing from final operand construction.
10778 (parse_ssa_operands): New. Parse entry point for operand building.
10779 (swap_tree_operands): New. Swap 2 tree operands.
10780 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10782 (get_expr_operands): Call swap_tree_operands when needed.
10783 (copy_virtual_operands): Use initialize routines for virtual use ops.
10784 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10785 (verify_abort): New. Issue imm_use error.
10786 (verify_imm_links): New Verify imm_use links for a var.
10787 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10788 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10789 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10790 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10791 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10792 (NULL_USE_OPERAND_P) Define.
10793 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10795 (struct vuse_operand_type): New struct.
10796 (SET_USE): Call set_ssa_use_from_ptr.
10797 (USE_STMT): Define.
10798 (PHI_ARG_INDEX_FROM_USE): Define.
10799 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10800 argument via SET_USE, not PHI_ARG_DEF_TREE.
10801 * tree-ssa-pre.c (eliminate): Call update_stmt.
10802 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10804 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10805 (nearest_common_dominator_of_uses): Use imm_use iterator.
10806 (statement_sink_location): Use imm_use iterator and interface.
10807 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10808 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10809 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10810 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10811 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10812 if new parameter is true.
10813 (init_tree_ssa): Don't initialize operand cache here.
10814 (delete_tree_ssa): Don't destroy operand cache here.
10815 (propagate_into_addr): Pass in a use pointer, return true if anything
10817 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10818 (check_phi_redundancy): Use imm_use iterator.
10819 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10821 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10822 (release_ssa_name): Delink node and all elements in its imm_use list.
10823 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10824 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10825 * tree-vectorizer.c (need_imm_uses_for): Delete.
10826 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10827 * tree.h (struct ssa_imm_use_d): Define.
10828 (SSA_NAME_IMM_USE_NODE): Define.
10829 (struct tree_ssa_name): Add imm_use node.
10831 (PHI_ARG_IMM_USE_NODE): Define.
10832 (struct phi_arg_d): Add imm_use node.
10833 (struct tree_phi_node): Remove struct dataflow_d element.
10834 (TDF_STMTADDR): Define.
10836 2005-04-05 Dale Johannesen <dalej@apple.com>
10838 * doc/invoke.texi (Optimization Options): Remove
10839 duplicate -fcse-follow-jumps. Add -fweb.
10840 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10841 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10843 2005-04-05 Per Bothner <per@bothner.com>
10845 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10846 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10847 (warn_uninit): Get EXPR_LOCUS from context now instead.
10848 This fixes a USE_MAPPED_LOCATION testsuite failure.
10850 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10852 2005-04-05 Per Bothner <per@bothner.com>
10854 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10855 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10856 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10859 2004-04-05 Devang Patel <dpatel@apple.com>
10861 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10862 (lhsr<mode>3): ... new name.
10863 (altivec_vsra<VI_char>): Rename to ..
10864 (ashr<mode>3): ... new name.
10865 * config/rs6000/rs6000.c (builtin_description): Rename shift
10868 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10870 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10871 gen_lowpart_for_combine.
10872 * cse.c (gen_lowpart_if_possible): Move...
10873 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10874 gen_lowpart_SUBREG.
10875 (gen_lowpart_no_emit_general): Use it.
10877 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10879 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10882 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10884 * system.h: Fix typo.
10886 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10888 * config/bfin/bfin-modes.def: New file.
10889 * config/bfin/bfin-protos.h: New file.
10890 * config/bfin/bfin.c: New file.
10891 * config/bfin/bfin.h: New file.
10892 * config/bfin/bfin.md: New file.
10893 * config/bfin/bfin.opt: New file.
10894 * config/bfin/crti.s: New file.
10895 * config/bfin/crtn.s: New file.
10896 * config/bfin/elf.h: New file.
10897 * config/bfin/lib1funcs.asm: New file.
10898 * config/bfin/predicates.md: New file.
10899 * config/bfin/t-bfin: New file.
10900 * config/bfin/t-bfin-elf: New file.
10901 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10902 Document new attributes.
10903 (interrupt, interrupt_handler, saveall): Update documentation for
10905 * doc/install.texi (Specific): Add entry for the Blackfin.
10906 * doc/invoke.texi (Blackfin Options): New section.
10907 * doc/md.texi (Blackfin family): New section to document constraints.
10908 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10910 2005-04-05 Olivier Hainque <hainque@adacore.com>
10912 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10913 match what the system unwinder expects.
10914 * config/mips/mips.c (mips_frame_set): If we're saving the return
10915 address register and the dwarf return address column number differs
10916 from the hard register number, adjust the note reg to refer to the
10919 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10921 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10922 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10923 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10924 (processor_type): New enum.
10925 (mn10300_processor): New variable.
10926 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10927 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10928 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10929 (PROCESSOR_DEFAULT): New macro.
10930 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10931 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10932 (mn10300_handle_option, mn10300_override_options): New functions.
10933 * config/mn10300/mn10300.opt: New file.
10935 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10936 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10938 PR tree-optimization/19903
10939 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10940 that don't fit in their type after conversion.
10942 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10945 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10946 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10947 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10948 flag here. Implement using define_insn_and_split.
10949 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10950 (frndintxf2_mask_pm_i387): New insn patterns.
10951 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10952 Do not set ix86_optimize_mode_switching flag.
10953 (ceilsf2, ceildf2, ceilxf2): Same.
10954 (btruncsf2, btruncdf2, btruncxf2): Same.
10955 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10957 2005-04-05 Ian Lance Taylor <ian@airs.com>
10960 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10961 i386_pe_record_external_function.
10962 (i386_pe_record_external_function): Update declaration.
10963 * config/i386/winnt.c (struct extern_list): Add decl field.
10964 (i386_pe_record_external_function): Add decl parameter.
10965 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10967 * config/i386/i386-protos.h (i386_pe_record_external_function):
10968 Update declaration.
10970 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10972 * config/m68k/m68k-protos.h: Add a prototype for
10973 valid_dbcc_comparison_p_2.
10974 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10975 extend_operator, const_uint32_operand, const_sint32_operand,
10976 general_src_operand, nonimmediate_src_operand,
10977 memory_src_operand, post_inc_operand, pre_dec_operand,
10978 pcrel_address): Move to predicates to predicates.md.
10979 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10980 * config/m68k/m68k.md: Include predicates.md.
10981 * config/m68k/predicates.md: New.
10983 2005-04-04 Roger Sayle <roger@eyesopen.com>
10985 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10987 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10989 2005-04-04 Ian Lance Taylor <ian@airs.com>
10991 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10993 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10994 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10995 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10996 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10997 * c-common.c (c_do_switch_warnings_1): New static function broken
10998 out of c_do_switch_warnings.
10999 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11000 (c_do_switch_expr_warnings): New function.
11001 * c-common.h (c_do_switch_expr_warnings): Declare.
11003 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11004 Daniel Jacobowitz <dan@codesourcery.com>
11006 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11008 * rtlanal.c (may_trap_p): Same.
11010 2005-04-04 Dale Johannesen <dalej@apple.com>
11012 * ChangeLog: remove reference to ChangeLog.12.
11014 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11016 CRIS epilogue as RTL.
11017 * config/cris/cris.md: Change all 0 in unspec 0 to
11019 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11020 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11022 ("return"): Change to define_expand. Call cris_expand_return for
11024 ("*return_expanded"): New pattern.
11025 ("epilogue"): New define_expand.
11026 * config/cris/cris.h (PREDICATE_CODES): Add
11027 cris_load_multiple_op.
11028 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11030 (enum cris_retinsn_type): New.
11031 (struct machine_function): New member return_type.
11032 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11033 (cris_target_asm_function_epilogue): Remove, moving RTLified
11035 (cris_expand_epilogue): New function.
11036 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11037 (cris_gen_movem_load, cris_load_multiple_op)
11038 (cris_return_address_on_stack_for_return, cris_expand_return): New
11040 (cris_target_asm_function_prologue)
11041 (cris_initial_frame_pointer_offset): Call
11042 cris_reg_saved_in_regsave_area instead of complicated expression.
11043 Call cris_return_address_on_stack instead of an expression.
11044 (cris_print_operand) <case 'o', case 'O'>: New cases.
11045 (cris_return_address_on_stack): Change return-type to bool.
11046 (cris_simple_epilogue): Ditto. Return false if registers are
11048 * config/cris/cris-protos.h (cris_simple_epilogue)
11049 (cris_return_address_on_stack): Adjust prototype return type.
11050 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11051 (cris_return_address_on_stack_for_return): New prototypes.
11053 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11055 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11056 gpr_or_int12_operand.
11058 * config/frv/frv-protos.h: Add a prototype to
11059 frv_legitimate_memory_operand and frv_const_unspec_p.
11060 (frv_unspec): Move from frv.c.
11061 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11062 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11063 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11064 gpr_or_fpr_operand, gpr_or_int12_operand,
11065 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11066 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11067 int6_operand, int5_operand, uint5_operand, uint4_operand,
11068 uint1_operand, int_2word_operand, uint16_operand,
11069 upper_int16_operand, integer_register_operand,
11070 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11071 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11072 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11073 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11074 move_destination_operand, movcc_fp_destination_operand,
11075 frv_function_symbol_referenced_p, move_source_operand,
11076 condexec_dest_operand, condexec_source_operand,
11077 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11078 const_unspec_operand, gpr_or_memory_operand,
11079 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11080 icc_operand, fcc_operand, cc_operand, icr_operand,
11081 fcr_operand, cr_operand, call_operand, sibcall_operand,
11082 symbolic_operand, relational_operator,
11083 integer_relational_operator, float_relational_operator,
11084 ccr_eqne_operator, minmax_operator,
11085 condexec_si_binary_operator, condexec_si_media_operator,
11086 condexec_si_divide_operator, condexec_si_unary_operator,
11087 condexec_sf_conv_operator, condexec_sf_add_operator,
11088 condexec_memory_operand, intop_compare_operator, acc_operand,
11089 even_acc_operand, quad_acc_operand, accg_operand: Move to
11091 * config/frv/frv.h (PREDICATE_CODES): Remove.
11092 * config/frv/frv.md: Include predicates.md.
11093 * config/frv/predicates.md: New.
11095 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11098 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11099 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11100 (add_standard_iv_candidates_for_size): New function, extracting code
11101 from add_standard_iv_candidates and parameterizing it by type size.
11102 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11104 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11106 * system.h (GCOV_SIZE_TYPE): Unposion.
11107 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11108 (GCOV_TYPE_SIZE): ...this new macro.
11109 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11110 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11111 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11112 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11113 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11114 instead of unsigned_intSI_type_node.
11115 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11116 (rtl_gen_one_value_profiler_no_edge_manipulation)
11117 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11118 * value-prof.c: Include coverage.h.
11120 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11121 Diego Novillo <dnovillo@redhat.com>
11123 Fix PR tree-optimization/20703
11124 Fix PR tree-optimization/20725
11126 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11127 (create_expression_by_pieces): Ditto.
11128 (valid_in_set): Ditto. Also handle tcc_declaration.
11129 (find_or_generate_expression): Handle comparison class.
11130 (insert_into_preds_of_block): Ditto.
11131 (insert_aux): Ditto.
11132 (create_value_expr_from): Handle comparison class, recursively
11133 handle reference nodes.
11134 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11135 (execute_pre): Fix spacing.
11136 (do_fre): Renamed to execute_fre.
11138 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11140 * doc/invoke.texi (SPARC options): Document that
11141 -mlittle-endian is not supported on Linux either.
11143 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11147 * config.gcc (Obsolete configurations): Remove
11148 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11149 (sparclite-*-coff*): Delete.
11150 (sparclite-*-elf*): Likewise.
11151 (sparc86x-*-elf*): Likewise.
11152 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11153 * config/sparc/lite.h: Delete.
11154 * config/sparc/litecoff.h: Likewise.
11155 * config/sparc/liteelf.h: Likewise.
11156 * config/sparc/sp86x-elf.h: Likewise.
11157 * config/sparc/t-sparclite: Likewise.
11158 * config/sparc/t-sp86x: Likewise.
11160 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11162 * config/s390/s390-protos.h: (s390_comparison,
11163 s390_alc_comparison, s390_slb_comparison, const0_operand,
11164 consttable_operand, larl_operand, s_operand,
11165 shift_count_operand, bras_sym_operand, load_multiple_operation,
11166 store_multiple_operation, s390_plus_operand): Remove prototypes.
11167 (s390_legitimate_address_without_index_p): New prototype.
11168 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11170 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11171 const0_operand, consttable_operand, larl_operand, s_operand,
11172 shift_count_operand, bras_sym_operand, load_multiple_operation,
11173 store_multiple_operation, s390_plus_operand): Move to
11175 (check_mode): Remove.
11176 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11178 (s390_legitimate_address_without_index_p): New.
11179 * config/s390/s390.h (PREDICATE_CODES): Remove.
11180 * config/s390/s390.md: Include predicates.md.
11181 * config/s390/predicates.md: New.
11183 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11186 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11187 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11188 (NEED_INDICATE_EXEC_STACK): Define to 1.
11189 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11190 (NEED_INDICATE_EXEC_STACK): Define to 1.
11191 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11192 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11193 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11194 (pic_helper_emitted_p): New global.
11195 (emit_pic_helper): New function extracted from...
11196 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11197 Do not call emit_pic_helper if delay_pic_helper is true.
11198 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11199 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11200 (sparc_file_end): New function.
11202 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11204 * config/mcore/mcore-protos.h: Remove the prototypes for
11205 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11206 mcore_general_movdst_operand, mcore_reload_operand,
11207 mcore_arith_J_operand, mcore_arith_K_operand,
11208 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11209 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11210 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11211 mcore_literal_K_operand, mcore_addsub_operand,
11212 mcore_compare_operand, mcore_load_multiple_operation,
11213 mcore_store_multiple_operation, mcore_call_address_operand.
11214 Add a prototype for const_ok_for_mcore.
11215 * config/mcore/mcore.c (mcore_call_address_operand,
11216 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11217 mcore_arith_reg_operand, mcore_reload_operand,
11218 mcore_arith_J_operand, mcore_arith_K_operand,
11219 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11220 mcore_arith_M_operand, mcore_arith_imm_operand,
11221 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11222 mcore_literal_K_operand, mcore_addsub_operand,
11223 mcore_compare_operand, mcore_load_multiple_operation,
11224 mcore_store_multiple_operation): Move to predicates.md.
11225 (const_ok_for_mcore): Export.
11226 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11227 * config/mcore/mcore.md: Include predicates.md.
11228 * config/mcore/predicates.md: New.
11230 * config/mcore/predicates.md: Fix a comment typo.
11232 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11233 Adrian Straetling <straetling@de.ibm.com>
11235 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11236 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11237 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11239 ("imul"): Removed from "type" attribute.
11240 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11241 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11242 Changed type to imulsi.
11243 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11245 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11247 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11248 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11249 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11250 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11251 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11252 (TARGET_SWITCHES, mcore_stack_increment_string)
11253 (TARGET_OPTIONS): Delete.
11254 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11255 than *_BIT constants.
11256 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11257 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11258 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11259 (mcore_override_options): Delete mcore_stack_increment code.
11260 Change use of M340_BIT to MASK_M340.
11261 * config/mcore/mcore.opt: New file.
11263 2005-04-04 Ian Lance Taylor <ian@airs.com>
11265 * config/arm/arm.c (replace_symbols_in_block): Remove static
11268 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11270 * config/fr30/fr30-protos.h: Remove the prototypes for
11271 stack_add_operand, add_immediate_operand,
11272 high_register_operand, low_register_operand, call_operand,
11273 di_operand, and nonimmediate_di_operand.
11274 * config/fr30/fr30.c (stack_add_operand,
11275 add_immediate_operand, high_register_operand,
11276 low_register_operand, call_operand, di_operand,
11277 nonimmediate_di_operand): Move to predicates.md.
11278 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11279 * config/fr30/fr30.md: Include predicates.md.
11280 * config/fr30/predicates.md: New.
11282 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11283 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11284 mcore_call_address_operand.
11286 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11287 general_movsrc_operand.
11289 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11291 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11294 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11297 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11300 2005-04-04 Richard Henderson <rth@redhat.com>
11301 Jakub Jelinek <jakub@redhat.com>
11303 PR rtl-optimization/16104
11304 * fold-const.c (fold_unary): Fix folding of vector conversions.
11306 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11308 * config.gcc (xstormy16-*-elf): Set extra_options.
11309 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11310 * config/stormy16/stormy16.opt: New file.
11312 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11314 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11315 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11316 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11317 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11318 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11319 (TARGET_UNIX_ASM): Delete.
11320 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11321 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11322 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11323 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11324 * config/pdp11/pdp11.opt: New file.
11326 2005-04-03 Roger Sayle <roger@eyesopen.com>
11327 Alexandre Oliva <aoliva@redhat.com>
11330 * fold-const.c (non_lvalue): Split tests into...
11331 (maybe_lvalue_p): New function.
11332 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11333 C++ front-end prior to lowering into gimple form.
11335 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11337 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11338 BUILT_IN_STRNCASECMP): New.
11339 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11342 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11345 * arm.md (addsi3_compare0_for_combiner): Delete.
11346 (addsi3_compare0_scratch_for_combiner): Delete.
11347 (cmpsi_neg_shiftsi): Delete.
11348 (compare_negsi_si): New pattern.
11349 (cmpsi_negshiftsi_si): New pattern.
11350 (negated_cbranchsi4): Restrict to equality_operator.
11352 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11355 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11357 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11360 * doc/install.texi: Fix a typo.
11362 2005-04-03 Steven Bosscher <stevenb@suse.de>
11364 PR middle-end/20648
11365 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11366 a computed goto if the edge to the computed goto block has
11367 incoming abnormal edges. Clarify how the function works.
11369 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11371 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11372 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11373 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11374 hash_scan_set, reg_set_between_after_reload_p,
11375 reg_used_between_after_reload_p, get_avail_load_store_reg,
11376 eliminate_partially_redundant_load): Likewise.
11377 * postreload.c (reload_cse_simplify_set,
11378 reload_combine_note_use): Likewise.
11379 * predict.c (predict_insn, expected_value_to_br_prob,
11380 propagate_freq, expensive_function_p): Likewise.
11381 * print-rtl.c (print_rtx): Likewise.
11382 * profile.c (instrument_edges, instrument_values,
11383 compute_branch_probabilities, branch_prob, union_groups,
11384 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11385 * protoize.c (in_system_include_dir, file_could_be_converted,
11386 file_normally_convertible, gen_aux_info_file, seek_to_line,
11387 do_cleaning): Likewise.
11388 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11389 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11390 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11392 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11394 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11395 * modulo-sched.c (undo_replace_buff_elem): New structure.
11396 (kernel_number_of_cycles, ps_unschedule_node,
11397 undo_generate_reg_moves,free_undo_replace_buff,
11398 undo_permute_partial_schedule, loop_single_full_bb_p,
11399 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11400 build_loops_structure, get_sched_window): New.
11401 (generate_reg_moves): Return undo_replace_buff_elem and other
11403 (generate_prolog_epilog): Remove old loop versioning.
11404 (sms_schedule): Use loop information and loop_version.
11405 (sms_schedule_by_order): Split part of it to get_sched_window.
11406 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11407 cfg_layout_finalize and free_dominance_info before/after SMS.
11409 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11411 * cfghooks.c (lv_flush_pending_stmts,
11412 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11413 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11414 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11415 lv_add_condition_to_bb,
11416 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11417 flush_pending_stmts): New in cfg_hooks structure.
11418 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11419 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11420 lv_add_condition_to_bb): New declarations.
11421 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11423 (loop_version): Declare.
11424 * cfgloopmanip.c (cfghooks.h): Include.
11425 (duplicate_loop_to_header_edge): Change return type to bool.
11426 (loop_version, lv_adjust_loop_entry_edge): Move here.
11427 * cfgrtl.c (cfgloop.h): Include.
11428 (rtl_verify_flow_info_1): Fix.
11429 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11430 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11432 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11433 tree_lv_add_condition_to_bb): New.
11434 (tree_cfg_hooks): Add new hooks to initialization.
11435 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11436 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11438 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11440 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11441 xstormy16_below100_or_register,
11442 xstormy16_splittable_below100_or_register, and
11443 nonimmediate_nonstack_operand.
11445 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11446 xstormy16_ineqsi_operator, equality_operator,
11447 inequality_operator, shift_operator,
11448 xstormy16_below100_operand, xstormy16_below100_or_register,
11449 xstormy16_splittable_below100_or_register,
11450 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11451 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11452 equality_operator, inequality_operator,
11453 xstormy16_below100_operand, xstormy16_below100_or_register,
11454 xstormy16_splittable_below100_or_register,
11455 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11456 nonimmediate_nonstack_operand, shift_operator): Move to
11458 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11459 * config/stormy16/stormy16.md: Include predicates.md.
11460 * config/stormy16/predicates.md: New.
11462 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11464 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11465 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11466 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11467 move_operand, power_of_2_operand): Move to predicates.md.
11468 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11469 PREDICATE_CODE): Remove.
11470 * config/iq2000/iq2000.md: Include predicates.md.
11471 * config/iq2000/predicates.md: New.
11473 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11475 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11476 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11477 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11478 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11479 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11480 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11481 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11482 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11483 (TARGET_M68HC11): Delete.
11484 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11485 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11486 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11487 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11488 (nb_soft_regs): Delete.
11489 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11490 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11491 and MASK_M6812 being set simultaneously. Change the code that sets
11492 the default m68hc11_soft_reg_count to use integers instead of strings.
11493 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11494 m68hc11_soft_reg_count (which now has an int type) as the number
11496 * config/m68hc11/m68hc11.opt: New file.
11498 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11500 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11501 fp_displacement_operand, sp_displacement_operand.
11503 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11505 Remove the prototypes for tst_operand, cmp_operand,
11506 stack_register_operand, d_register_operand,
11507 hard_addr_reg_operand, splitable_operand,
11508 m68hc11_logical_operator, m68hc11_arith_operator,
11509 m68hc11_non_shift_operator, m68hc11_shift_operator,
11510 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11511 non_push_operand, hard_reg_operand, and
11512 reg_or_some_mem_operand.
11513 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11515 (tst_operand, cmp_operand, non_push_operand,
11516 splitable_operand, reg_or_some_mem_operand,
11517 stack_register_operand, d_register_operand,
11518 hard_addr_reg_operand, hard_reg_operand,
11519 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11520 m68hc11_arith_operator, m68hc11_non_shift_operator,
11521 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11523 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11524 * config/m68hc11/m68hc11.md: Include predicates.md.
11525 * config/m68hc11/predicates.md: New.
11527 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11530 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11531 change checked in along with 2005-03-03's patch for debug/20253.
11532 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11533 (remap_decl): Insert type decl in map earlier.
11535 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11537 PR tree-optimization/20640
11538 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11539 post-dominator if it has phi nodes.
11540 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11541 before dead statements.
11543 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11545 PR middle-end/20491
11546 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11548 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11550 PR rtl-optimization/20290
11551 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11552 in every iteration if the entry point is the exit test.
11554 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11556 * config/cris/cris.md (attribute "length"): Define.
11558 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11560 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11561 (word_offset_memref_operand): New.
11562 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11563 (indexed_or_indirect_operand): Delete.
11564 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11565 (indexed_or_indirect_operand): Delete.
11567 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11570 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11573 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11574 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11576 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11578 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11580 2005-04-01 Ian Lance Taylor <ian@airs.com>
11582 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11583 (rus, prus): Remove static variables.
11584 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11585 (process_command): Permit report_times and use_pipes together.
11587 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11589 * c-decl.c (validate_proto_after_old_defn): Look at
11590 TYPE_MAIN_VARIANT of argument types.
11592 2005-04-01 Paul Brook <paul@codesourcery.com>
11594 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11595 (arm_output_function_epilogue): Allow call_via_SP.
11596 (thumb_call_via_reg, arm_file_end): Ditto.
11597 * config/arm/arm.h (struct machine_function): Include space for SP.
11598 (thumb_call_via_label): Update declaration.
11600 2005-04-01 Ian Lance Taylor <ian@airs.com>
11602 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11603 doing a peephole optimization, once again put any notes in the
11606 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11608 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11610 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11612 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11613 (block_alloc, find_free_reg): Likewise.
11614 * loop-doloop.c (doloop_modify): Likewise.
11615 * loop-invariant.c (record_use): Likewise.
11616 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11617 get_iv_value, canon_condition, eliminate_implied_condition,
11618 eliminate_implied_condition, simplify_using_initial_values,
11619 shorten_into_mode, canonicalize_iv_subregs,
11620 iv_number_of_iterations): Likewise.
11621 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11622 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11623 unswitch_loop): Likewise.
11624 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11625 move_movables, replace_call_address, find_and_verify_loops,
11626 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11627 record_giv, final_giv_value, general_induction_var,
11628 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11629 loop_giv_dump): Likewise.
11631 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11632 GCOV_CHECK_WRITING): Remove.
11633 (gcov_position, gcov_rewrite): Use gcc_assert.
11634 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11635 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11636 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11639 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11641 * tree-inline.c: Fix a typo.
11643 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11645 * configure.ac (enable-checking): Explicitly set all variables for
11646 collective switch values. Alphabetize variables. Rename
11647 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11649 * doc/install.texi (enable-checking): Update documentation.
11650 * configure: Rebuilt.
11652 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11654 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11657 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11659 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11660 Also reject cases where this pattern will cause load delay stalls
11661 unless optimizing for size and it will produce a shorter sequence.
11662 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11663 variants to avoid pre-adjusting the base when possible.
11665 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11667 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11668 the frame and argument pointers.
11669 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11670 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11671 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11672 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11673 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11674 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11676 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11678 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11679 with entry for selectany attribute.
11680 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11682 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11683 (i386_pe_asm_named_section): Handle sections generated by
11684 selectany attribute.
11685 * doc/extend.texi (selectany): Document attribute.
11687 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11688 Jan Hubicka <jh@suse.cz>
11690 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11691 to fix addresses involving EBP and ESP.
11692 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11693 for SUBREGed registers.
11694 (legitimate_address_p): Accept SUBREGed registers.
11696 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11699 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11700 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11703 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11705 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11707 2005-04-01 James E Wilson <wilson@specifixinc.com>
11710 * dwarf2out.c (rtl_for_decl_init): New function.
11711 (rtl_for_decl_location): Extracted from here.
11712 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11713 add_const_value_attribute. Delete initializer_constant_valid_p call.
11715 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11717 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11718 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11719 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11720 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11721 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11722 config/i386/i386.md, config/rs6000/predicates.md,
11723 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11724 config/s390/s390.c, config/stormy16/stormy16.c,
11725 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11728 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11731 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11732 COND_EXPR and CALL_EXPR.
11734 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11737 * genautomata.c (first_cycle_unit_presence): Check all alternative
11738 states for unit presence.
11740 * doc/md.texi: Remove remark about impossibility to query unit
11741 presence in non nondeterministic automaton state.
11743 * config/ia64/ia64.c (get_template): Change order of unit querying.
11745 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11747 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11750 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11752 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11753 flag for edges outside any loops.
11755 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11757 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11759 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11761 * tree-ssa-alias.c: Follow spelling conventions.
11762 * doc/tree-ssa.texi: Fix a typo.
11764 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11766 * postreload-gcse.c: Include target.h.
11767 (gcse_after_reload_main): Return early if we cannot modify jumps.
11768 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11770 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11772 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11773 expensive operations.
11775 2005-03-31 Ian Lance Taylor <ian@airs.com>
11777 * collect2.c (lderrout): New variable.
11778 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11779 if it is set, to stderr.
11780 (handler): Unlink lderrout if it is set.
11781 (dump_file): Add "to" parameter. Change all callers.
11782 (main): Initialize lderrout.
11783 (collect_execute): Add errname parameter. Change all callers.
11784 Rename redir parameter to outname. Never pass
11785 PEX_STDERR_TO_STDOUT to pex_run.
11786 * collect2.h (collect_execute, dump_file): Update declarations.
11787 * tlink.c (tlink_execute): Add errname parameter. Change all
11789 (do_tlink): Check lderrout as well as ldout.
11791 2005-03-31 Caroline Tice <ctice@apple.com>
11793 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11794 (bb-reorder.o): Add errors.h to list of requirements.
11795 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11796 profiledbootstrap flags.
11797 * bb-reorder.c (errors.h): Add new include.
11798 (struct bbro_basic_block_data_def): Add new field, in_trace.
11799 (add_unlikely_executed_notes): Remove function.
11800 (mark_bb_for_unlikely_executed_section): Remove function.
11801 (insert_section_boundary_note): New function.
11802 (verify_hot_cold_block_grouping): New function.
11803 (push_to_next_round_p): Remove variables and tests that push all
11804 cold blocks to last round.
11805 (find_traces): Remove code that added extra round of trace finding
11806 when doing partitioning.
11807 (find_traces_1_round) : Remove variable last_round; add code to
11808 update new struct field, in_trace; correct trace_length where it was
11809 incorrect before (after call to copy_bb); change code that pushed all
11810 cold blocks to last round. Instead verify that all blocks going into
11811 a trace belong in the same partition.
11812 (connect_traces): Modify to connect the traces in two passes, if the
11813 function contains both hot and cold blocks. The first pass connects
11814 all the traces for blocks in the partition that the first block in
11815 the function belongs to; the second pass connnects all the traces
11816 containing blocks that belong in the other partition.
11817 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11818 code that automatically put the first block in a function into the
11819 hot partition if the function had any hot blocks.
11820 (fix_crossing_unconditional_branches): Check number of succ edges
11821 before attempting to get one.
11822 (fix_edges_for_rarely_executed_code): Update comment describing
11824 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11825 remove call to add_unlikely_executed_notes; add call to
11826 verify_hot_cold_block_grouping.
11827 (duplicate_computed_gotos): Don't change computed goto if it's a
11829 (partition_hot_cold_basic_blocks): Update function comment.
11830 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11832 (try_forward_edges): Likewise.
11833 (merge_blocks_move_predecessor_nojumps): Likewise.
11834 (merge_blocks_move_successor_nojumps): Likewise.
11835 (merge_blocks_move): Likewise.
11836 (try_crossjump_bb): Likewise.
11837 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11838 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11839 notes to cold bb's; remove call to update_unlikely_executed_notes.
11840 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11841 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11842 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11843 function declaration.
11844 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11845 from consideration.
11846 (rtl_can_merge_blocks): Remove redundancy from condition.
11847 (try_redirect_by_replacing_jump): Likewise.
11848 (force_nonfallthru_and_redirect): Remove code for adding
11849 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11850 (commit_one_edge_insertion): Likewise.
11851 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11852 * dbxout.c (FORCE_TEXT): Replace function_section with
11853 current_function_section.
11854 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11855 function, switch_text_section.
11856 (struct xcoff_debug): Likewise.
11857 (dbxout_function_end): Add code to put out label diffs for both
11858 hot and cold sections.
11859 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11860 for new debug_hooks funciton, switch_text_section..
11861 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11862 switch_text_section.
11863 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11864 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11865 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11866 dw_fde_switched_sections.
11867 (output_call_frame_info): Add test to see if function switches text
11868 sections in the middle; if so, use appropriate extra hot and cold
11869 section labels to compute size deltas for the hot and cold sections.
11870 (dwarf2out_begin_prologue): Add code to initialize new fields in
11872 (dwarf2out_switch_text_section): New function (invoked through
11873 debug_hook); updates new fields in dw_fde_struct appropriately and
11874 increments separate_line_info_table_in_use.
11875 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11876 dwarf2out_switch_text_section.
11877 (struct var_loc_node): Add new field, section_label.
11878 (output_aranges): Add code to check whether in hot or cold section and
11879 use the appropriate label in calculating deltas.
11880 (output_ranges): Likewise.
11881 (output_line_info): Add code to check which section we're in and
11882 use appropriate hot/cold label.
11883 (add_location_or_constant_value_attribute): Likewise.
11884 (gen_subprogam_die): Modify arange attributes to use correct labels.
11885 (dwarf2out_begin_block): Change call to function_section into call to
11886 current_function_section.
11887 (dwarf2out_end_block): Likewise.
11888 (dwarf2out_source_line): Likewise.
11889 (dwarf2out_var_location): Add code to check whether in hot or cold
11890 section and use the appropriate label.
11891 * except.c (output_function_exception_table): Change call to
11892 function_section into call to current_function_section.
11893 * final.c (profile_function): Likewise.
11894 (scan_ahead_for_unlikely_executed_note): Remove function.
11895 (final_scan_insn): Remove calls to
11896 scan_ahead_for_unlikely_executed_note, and related code for switching
11897 to cold section, except for the single time
11898 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11899 debug_hooks->switch_text_sections; replace appropriate calls to
11900 function_section with calls to current_function_section.
11901 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11902 test_bb to condition.
11903 (find_if_case_2): Likewise.
11904 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11905 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11906 * opts.c (decode_options): Change warning about hot/cold partitioning
11907 with exceptionss to inform (so as not to cause bootstrap failures);
11908 remove warning about partitioning with DWARF debug info.
11909 * output.h (current_function_section): Add new function decl.
11910 (insert_section_boundary_note): Likewise.
11911 (enum in_section): Move this declaration here from varasm.c.
11912 (unlikely_section_label): Likewise.
11913 (unlikely_text_section_name): Likewise.
11914 (last_text_section_name): New global variable.
11915 (last_text_section): Likewise.
11916 (hot_section_label): Likewise.
11917 (hot_section_end_label): Likewise.
11918 (cold_section_end_label): Likewise.
11919 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11920 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11921 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11922 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11923 insn from consideration.
11924 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11925 switch_text_section.
11926 * varasm.c (basic-block.h): Add new include.
11927 (unlikely_section_label_printed): Remove global variable.
11928 (unlikely_section_label): Make global variable not be static any more.
11929 (unlikely_text_section_name): Likewise.
11930 (hot_section_end_label): New global variable (not static)
11931 (first_function_block_is_cold): Likewise.
11932 (hot_section_label): Likewise.
11933 (cold_section_end_label): Likewise..
11934 (last_text_section): New global variable, not static.
11935 (last_text_section_name): New global variable, not static.
11936 (initialize_cold_section_name): New function.
11937 (enum in_section): Move declaration to output.h.
11938 (text_section): Update last_text_section.
11939 (unlikely_text_section): Replace code to determine cold section name
11940 with call to initialize_cold_section_name; Add code to update
11941 last_text_section; remove code for printing out label.
11942 (named_section_real): Add code to update last_text_section and
11943 last_text_section_name as appropriate.
11944 (function_section): Change test for 'unlikely' to depend on
11945 first_function_block_is_cold (moved old test to
11946 current_function_section).
11947 (current_function_section): New function.
11948 (assemble_start_function): Move code that frees
11949 unlikely_text_section_name; initialize hot_section_end_label;
11950 print hot and cold section labels at the start of the function;
11951 set first_function_block_is_cold, if appropriate; initialize l
11952 ast_text_section; add call to insert_section_boundary_note.
11953 (assemble_end_function): Add code to write out hot and cold section
11955 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11956 switch_text_section.
11957 * config/darwin.c (machopic_select_section): Replace incorrect
11958 function in base_funs; update reloc for cold sections if necessary.
11959 * config/darwin.h (SECTION_FUNCTION): Add code to update
11960 last_text_section if appropriate.
11961 (text_unlikely_section): Remove.
11962 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11963 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11964 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11965 partitioning for this architecture.
11967 2005-03-31 Olivier Hainque <hainque@adacore.com>
11969 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11970 defined and non-zero.
11972 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11975 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11978 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11981 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11982 label operand. Remove (use (unspec..)). Don't emit a label on
11984 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11985 generate inline label for load_toc_v4_PIC_1b.
11986 (rs6000_emit_load_toc_table): Likewise.
11988 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11990 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11991 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11993 2005-03-29 Devang Patel <dpatel@apple.com>
11995 * tree-sra.c (decide_block_copy): Disable scalarization of
11998 2005-03-30 Stuart Hastings <stuart@apple.com>
11999 Dale Johannesen <dalej@apple.com>
12001 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12002 * print-tree.c (print_node): Add case STATEMENT_LIST.
12004 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12006 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12007 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12008 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12009 is given with "powerpc64*" or "all", or when --with-cpu chooses
12012 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12015 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12016 gen_lexical_block_die.
12017 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12019 2005-03-31 Jan Hubicka <jh@suse.cz>
12021 2004-11-02 Jan Hubicka <jh@suse.cz>
12023 * cgraph.c (cgraph_varpool_node_name): New function.
12024 (dump_cgraph_varpool_node): New function.
12025 (dump_varpool): New function.
12026 * cgraphunit.c (cgraph_optimize): Dump varpool.
12028 2004-10-16 Jan Hubicka <jh@suse.cz>
12030 * cgraph.c (decide_is_variable_needed): New function.
12031 (cgraph_varpool_finalize_decl): Use it.
12032 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12034 * final.c (output_addr_const): Do not call mark_referenced.
12035 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12036 always go via cgraph.
12037 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12038 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12039 * tree-optimize.c (execute_inline): Mark functions called.
12040 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12042 2004-10-11 Jan Hubicka <jh@suse.cz>
12044 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12045 (cgraph_varpool_last_needed_node): New static variable.
12046 (enqueue_needed_varpool_node): Break out from ...; add items to the
12047 end of queue; update first pointers.
12048 (cgraph_varpool_mark_needed_node): ... here.
12049 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12050 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12051 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12052 (cgraph_varpool_first_unanalyzed_node): Declare.
12053 * cgraphunit.c: Include output.h.
12054 (cgraph_varpool_analyze_pending_decls): New function.
12055 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12056 for errors, analyze pending decls.
12057 (cgraph_finalize_compilation_unit): Only analyze decls.
12058 (cgraph_optimize): Assemble the decls after expanding.
12060 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12062 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12063 subvars get marked properly in tags for grouping.
12064 (add_pointed_to_var): Mark only actual pointed to
12065 variables/subvars in addresses needed.
12066 (create_overlap_variables_for): Clear call clobbered on original
12068 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12069 addresable vars with subvars into list.
12070 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12073 2005-03-30 Richard Henderson <rth@redhat.com>
12075 * cgraph.h (struct cgraph_node): Add alias.
12076 * varasm.c (assemble_alias): Set it.
12077 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12078 avoid calling cgraph_expand_function.
12080 2005-03-30 Tom Tromey <tromey@redhat.com>
12082 * tree.def (FILE_TYPE): Removed.
12083 * typeclass.h (enum type_class): Removed file_type_class.
12084 * dwarf2out.c (is_base_type): Updated.
12085 (gen_type_die): Likewise.
12086 * dbxout.c (dbxout_type): Updated.
12087 * builtins.c (type_to_class): Updated.
12088 * tree.c (type_contains_placeholder_1): Updated.
12089 * config/sparc/sparc.c (sparc_type_code): Updated.
12090 * config/ia64/ia64.c (hfa_element_mode): Updated.
12091 * expr.c (count_type_elements): Updated.
12092 * stor-layout.c (layout_type): Updated.
12093 * tree-inline.c (remap_type): Updated.
12094 * tree-pretty-print.c (dump_generic_node): Updated.
12096 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12098 * builtins.c (expand_builtin_powi): Fix mode of
12099 2nd argument to match int.
12100 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12101 2nd argument type to int.
12102 * libgcc2.c: Change prototype of __powi* functions to use
12105 2005-03-30 Dale Johannesen <dalej@apple.com>
12107 PR middle-end/19225
12108 * calls.c (expand_call): Flush pending deferrals before
12111 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12115 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12116 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12117 c_label_context, label_context_stack): New.
12118 * c-decl.c (define_label): Check for jumps into statement
12119 expressions. Add label to list of defined labels.
12120 (start_function): Push context on label_context_stack.
12121 (finish_function): Pop context from label_context_stack.
12122 * c-typeck.c (label_context_stack): New.
12123 (c_finish_goto_label): Check for jumps into statement
12124 expressions. Add label to list of jumped to labels.
12125 (struct c_switch): Add blocked_stmt_expr.
12126 (c_start_case): Initialize it.
12127 (do_case): Check it.
12128 (c_finish_case): Verify !blocked_stmt_expr.
12129 (c_begin_stmt_expr): Push context on label_context_stack.
12130 Increment blocked_stmt_expr. Mark labels jumped to from outside
12132 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12133 defined in the statement expression and no longer jumpable to.
12134 Mark labels jumped to from just outside the statement expression
12135 as again definable. Pop context from label_context_stack.
12136 * doc/extend.texi (Statement Exprs): Update.
12138 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12141 * c-decl.c (start_function): Check for old_decl being
12144 2005-03-30 Ian Lance Taylor <ian@airs.com>
12146 * final.c (final): Remove prescan parameter. Change all callers.
12147 (final_scan_insn): Remove prescan parameter. Change all callers.
12149 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12151 * tree-vectorizer.c: Fix comment typos.
12153 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12155 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12156 as soon as a chrec_dont_know is detected.
12158 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12160 Merge from csl-arm-branch.
12161 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12163 * tlink.c (recompile_files): Do not assume that "rename" can
12164 overwrite an existing file.
12166 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12168 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12169 * gcc/configure: Regenerate.
12171 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12173 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12175 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12177 * calls.c (struct arg_data): Update "partial" comment.
12178 (load_register_parameters): Update "nregs" comment.
12180 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12182 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12183 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12184 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12185 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12186 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12187 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12188 than target_flags & 0.
12189 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12190 (iq2000_arch, iq2000_parse_cpu): Delete.
12191 (TARGET_HANDLE_OPTION): Override default.
12192 (iq2000_handle_option): New function.
12193 (override_options): Remove -march= and -mcpu= handling.
12194 * config/iq2000/iq2000.opt: New file.
12196 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12198 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12199 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12200 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12201 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12202 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12203 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12204 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12205 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12206 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12207 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12208 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12209 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12210 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12211 (TARGET_OPTIONS): Delete.
12212 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12213 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12214 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12215 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12216 (c4x_cpu_version_string): Delete.
12217 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12218 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12219 equivalent -mcpu= option.
12220 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12221 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12222 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12223 or clearing the appropriate MASK_* bit.
12224 (c4x_file_start): Use c4x_cpu_version.
12225 * config/c4x/c4x.opt: New file.
12227 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12229 * doc/options.texi: Document the new MaskExists flag.
12230 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12231 if the option has the MaskExists flag.
12233 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12235 * opt-functions.awk (flag_set_p, test_flag): New functions.
12236 (switch_flags): Use them.
12237 * opth-gen.awk: Use flag_set_p to check for flags.
12238 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12240 2005-03-30 Ian Lance Taylor <ian@airs.com>
12242 * config.host (i[34567]86-*-mingw32*): Don't set
12243 host_can_use_collect2 to no.
12245 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12248 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12249 Remove convert_memory_address call duplicating that in memory_address.
12251 2005-03-29 Richard Henderson <rth@redhat.com>
12254 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12255 (build_compound_literal): Likewise. Propagate decl type into the
12257 (finish_decl): Likewise. Use new return value from complete_array_type
12258 for zero sized arrays.
12259 (complete_array_type): Move ...
12260 * c-common.c (complete_array_type): ... here. Change first argument
12261 to pointer-to-type-node. Consistently use sizetype for the index
12262 except for zero sized arrays. Detect zero sized arrays for pedantic
12263 mode diagnostics. Create a new type node instead of modifying the
12265 * c-tree.h (complete_array_type): Move decl ...
12266 * c-common.h (complete_array_type): ... here.
12268 2005-03-29 Richard Henderson <rth@redhat.com>
12271 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12273 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12275 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12276 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12277 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12278 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12280 2005-03-29 Eric Christopher <echristo@redhat.com>
12282 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12283 truthvalue conversion removal.
12285 2005-03-29 Ian Lance Taylor <ian@airs.com>
12288 * collect2.c: Never include <vfork.h>.
12289 (VFORK_STRING, vfork): Don't define.
12290 (pid): Remove global variable.
12291 (handler): Call raise instead of kill (getpid(), ...).
12292 (collect_wait): Add pex parameter. Change all callers. Use
12293 pex_get_status rather than pwait.
12294 (do_wait): Add pex parameter. Change all callers.
12295 (collect_execute): Return struct pex_obj * rather than void. Use
12296 pex routines rather than pexecute.
12297 (fork_execute): Get pex_obj from collect_execute, and pass it to
12299 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12300 Only declare quit_handler if SIGQUIT is defined.
12301 (scan_libraries): Likewise.
12302 * collect2.h (collect_execute): Update declaration.
12303 (collect_wait): Update declaration.
12304 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12305 pass it to collect_wait.
12307 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12310 * c-parser.c (c_parser_compound_statement_nostart): Give error
12311 message for EOF instead of just setting parser->error.
12313 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12315 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12316 (slpeel_update_phi_nodes_for_guard1): New function.
12317 (slpeel_update_phi_nodes_for_guard2): New function.
12318 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12319 of slpeel_update_phi_nodes_for_guard.
12320 (vectorize_loops): Remove call to loop_closed_rewrite.
12321 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12324 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12326 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12327 (TARGET_LITTLE_ENDIAN): New macro.
12328 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12329 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12330 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12331 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12332 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12333 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12334 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12335 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12336 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12337 (TARGET_OPTIONS): Delete.
12338 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12339 (CACHE_FLUSH_TRAP): Turn into an integer.
12340 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12341 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12342 -mflush-trap is in use.
12343 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12344 (m32r_cache_flush_trap_string): Delete.
12345 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12346 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12347 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12348 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12349 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12350 -mmodel= and -msdata= handling from...
12351 (m32r_init): ...here.
12352 * config/m32r/m32r.opt: New file.
12354 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12356 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12357 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12358 * tree-vect-analyze.c (vect_object_analysis): additional parm
12359 pass back a "struct ptr_info_def *" with the points-to info.
12360 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12361 statement using info returned from vect_object_analysis.
12362 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12363 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12364 for virtual uses and defs when creating a replacement vector
12365 reference. Call duplicate_ssa_name_ptr_info to define points-to
12366 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12367 (vectorizable_store): copy_virtual_operands and update
12368 definition statements.
12369 (vectorizable_load): copy_virtual_operands. Remove call to
12370 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12371 * tree-vectorizer.c (vectorize_loops): Remove calls to
12372 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12373 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12374 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12375 define macro STMT_VINFO_PTR_INFO for use in accessing.
12376 * tree.h add export of duplicate_ssa_name_ptr_info.
12377 * rs6000.c (altivec_init_builtins): Declare builtin function
12378 __builtin_altivec_mask_for_load to be "const".
12380 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12382 PR middle-end/20622
12383 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12384 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12385 assemble_variable on aliases.
12386 * varasm.c (assemble_alias): Set node->alias.
12387 * toplev.c (wrapup_global_declarations): Don't call
12388 rest_of_decl_compilation on aliases again.
12390 2005-03-29 Paul Brook <paul@codesourcery.com>
12392 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12393 * config/arm/arm.c (arm_dbx_register_number): New function.
12394 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12396 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12398 PR middle-end/20263
12399 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12400 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12402 2005-03-29 Dale Johannesen <dalej@apple.com>
12404 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12405 $(TREE_H) and $(COVERAGE_H).
12406 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12407 * opts.c (common_handle_option): Enable tree-based value transforms.
12408 * toplev.c (process_options): Ditto.
12409 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12410 refers to references to this type.
12411 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12412 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12413 for may_be_more, may_be_less.
12414 (rtl_gen_pow2_profiler): Adjust.
12415 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12416 (rtl_gen_one_value_profiler): Adjust.
12417 (rtl_gen_const_delta_profiler): Adjust.
12418 * tree-profile.c (tree_gen_interval_profiler): Implement.
12419 (tree_gen_pow2_profiler): Ditto.
12420 (tree_gen_one_value_profiler): Ditto.
12421 (tree_profiling): New.
12422 (pass_tree_profile): Reference it.
12423 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12425 (insn_divmod_values_to_profile): Rename to
12426 rtl_divmod_values_to_profile. Adjust.
12427 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12428 (insn_prefetch_values_to_profile): Adjust.
12429 (rtl_value_profile_transformations): Adjust.
12430 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12431 (gen_mod_pow2): Rename to rtl_mod_pow2.
12432 (gen_mod_subtract): Rename to rtl_mod_subtract.
12433 (divmod_fixed_value_transform): Rename to
12434 rtl_divmod_fixed_value_transform.
12435 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12436 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12437 (rtl_find_values_to_profile): Adjust.
12438 (tree_value_profile_transformations): Implement.
12439 (tree_divmod_values_to_profile): New.
12440 (tree_values_to_profile): New.
12441 (tree_divmod_fixed_value): New.
12442 (tree_mod_pow2): New.
12443 (tree_mod_subtract): New.
12444 (tree_divmod_fixed_value_transform): New.
12445 (tree_mod_pow2_value_transform): New.
12446 (tree_mod_subtract_transform): New.
12447 (tree_find_values_to_profile): Implement.
12448 * profile.c (instrument_values): Free histograms.
12449 (compute_value_histograms): Adjust. Implement tree version.
12451 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12453 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12454 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12455 variable. Output "fldcw" depending on round_mode.
12456 * config/i386/i386.md (UNSPEC_FIST): New.
12457 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12458 New isns patterns to implement lrint and llrint built-ins as x87
12459 intrinsic function.
12460 (fistdi2, fist<mode>2 splitters): New splitters.
12461 (lrint<mode>2): New expanders.
12463 2005-03-28 Ian Lance Taylor <ian@airs.com>
12465 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12466 0 when calling final_scan_insn.
12468 2005-03-28 Jan Hubicka <jh@suse.cz>
12470 PR middle-end/20635
12471 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12474 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12475 types where possible.
12477 2005-03-26 Per Bothner <per@bothner.com>
12479 Make -f[no-]show-column also control non-cpp diagnostics.
12480 * c.opt (fshow-column): Move option from here ...
12481 * common.opt (fshow-column): ... to here.
12482 * diagnostic.c (diagnostic_build_prefix): Only print column number
12483 if flag_show_column.
12485 2005-03-27 Steven Bosscher <stevenb@suse.de>
12487 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12488 vax_output_conditional_branch): New prototypes.
12489 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12490 extracted from vax.md mov and add patterns.
12491 (vax_output_conditional_branch): New function to output conditional
12492 branch instructions.
12493 * vax.md: Use mode macros for arithmetic and mov patterns.
12494 Use code macros for the jump patterns.
12496 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12498 * Makefile.in (libbackend.o): Depend on version files;
12499 add custom generation command.
12501 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12504 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12505 sure that we have a REG before getting its REGNO.
12507 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12509 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12510 * builtins.def (BUILT_IN_STRNDUP): New.
12512 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12514 PR tree-optimization/20470
12515 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12518 2005-03-25 Mike Stump <mrs@apple.com>
12520 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12523 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12525 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12526 Use our own structure definitions.
12528 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12529 (fix_truncdfsi2): Allow registers or memory as destination.
12530 When TARGET_PPC_GFXOPT, generate simplified pattern.
12531 (fix_truncdfsi2_internal): Use define_insn_and_split.
12532 (fix_truncdfsi2_internal_gfxopt): New.
12533 (fctiwz): Don't confuse register allocation by giving it no choices.
12535 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12536 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12537 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12538 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12540 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12542 * dominance.c (free_dominance_info): Speed up by freeing et
12543 data structures without maintaining other nodes.
12544 * et-forest.c (et_free_tree_force): New.
12545 * et-forest.h: Add a prototype for et_free_tree_force.
12547 * tree.c (get_set_constructor_bits,
12548 get_set_constructor_bytes): Remove.
12549 * tree.h: Remove the corresponding prototypes.
12551 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12554 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12555 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12556 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12557 PRE_DEC, NEG and NOT.
12559 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12561 * fold-const.c: Convert uses of fold (build (...)) to
12564 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12566 PR rtl-optimization/20249
12567 * cse.c (insert_regs): Do not record equivalence of registers in
12570 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12572 * emit-rtl.c (reverse_comparison): Remove.
12573 * rtl.h: Remove the corresponding prototype.
12575 2005-03-24 James E Wilson <wilson@specifixinc.com>
12577 * doc/install.texi (--enable-altivec): Delete docs.
12579 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12581 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12582 SFmode and DFmode before reload when
12583 flag_unsafe_math_optimizations not enabled.
12585 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12587 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12589 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12590 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12592 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12594 * configure.ac (enable-checking): Add 'runtime' option.
12595 * doc/install.texi (enable-checking): Document 'runtime' checking.
12596 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12597 * config.in: Regenerated.
12598 * configure: Regenerated.
12600 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12602 * optabs.h (enum optab_index): Remove OTI_llrint.
12603 (llrint_optab): Remove macro.
12604 * optabs.c (init_optabs): Remove llrint_optab initialization.
12605 * genopinit.c (optabs): Remove llrint_optab implementation.
12606 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12609 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12611 PR rtl-optimization/20532
12612 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12613 overflow when adding coefficients for PLUS or MINUS.
12614 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12617 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12619 * langhooks.h (truthvalue_conversion): Remove.
12620 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12621 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12622 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12623 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12624 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12626 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12628 * params.def: Fix a typo.
12629 * config/mips/mips.c: Follow the spelling convensions.
12630 * doc/invoke.texi: Fix typos.
12632 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12634 Fix PR tree-optimization/20601
12636 * tree-ssa-pre.c (insert_aux): Add missing condition to
12639 2005-03-23 Ian Lance Taylor <ian@airs.com>
12641 * final.c (final_scan_insn): Don't remove no-op instructions.
12642 * reload1.c (reload): Remove simple no-op instructions even when
12645 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12647 PR tree-optimization/20501
12648 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12649 reporting that peeling for alignment is applied moved to...
12650 * (vect_analyze_data_refs_alignment): Here.
12652 2005-03-23 Ian Lance Taylor <ian@airs.com>
12654 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12656 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12658 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12659 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12661 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12663 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12664 imply that this is called once, independent of asms in code.
12665 Adjust to now being pased output and input lists. Mention helper
12666 function decl_overlaps_hard_reg_set_p.
12667 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12668 hook_tree_tree_identity and to take three trees, returning third.
12669 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12671 * stmt.c: include hard-reg-set.h before tree.h.
12672 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12673 (decl_conflicts_with_clobbers_p): Call
12674 decl_overlaps_hard_reg_set_p.
12675 (expand_asm_operands): Pass output and input lists in call to
12676 targetm.md_asm_clobbers.
12677 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12678 hook_tree_tree_tree_tree_3rd_identity.
12679 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12681 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12682 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12683 parameters, first two unused.
12684 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12685 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12686 in constraint letters and MOF is not mentioned as a asm-declared
12687 register in neither of the input and output lists.
12689 2005-03-23 DJ Delorie <dj@redhat.com>
12691 * optabs.c (expand_binop): Make sure the first subword's result
12694 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12696 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12697 Call c_common_truthvalue_conversion rather than
12698 lang_hooks.truthvalue_conversion.
12699 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12700 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12702 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12703 c_common_truthvalue_conversion.
12704 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12705 c_parser_conditional_expression, c_parser_binary_expression): Call
12706 c_objc_common_truthvalue_conversion.
12707 * c-typeck.c (build_unary_op): Call
12708 c_objc_common_truthvalue_conversion.
12709 (build_conditional_expr): Do not call
12710 lang_hooks.truthvalue_conversion.
12711 (build_binary_op): Call c_common_truthvalue_conversion.
12712 (c_objc_common_truthvalue_conversion): Moved from
12713 c-objc-common.c. Call default_function_array_conversion instead
12714 of default_conversion.
12716 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12718 * c-common.h (default_conversion): Remove.
12719 (perform_integral_promotions): Add.
12720 * c-tree.h (default_conversion): Add.
12721 * c-typeck.c (perform_integral_promotions): New, split out from
12722 default_conversion.
12723 * c-common.c (check_case_value): Use perform_integral_promotions,
12724 not default_conversion.
12725 (c_add_case_label): Don't continue processing case label after
12726 found to be pointer.
12728 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12730 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12731 the prefix list if we have already added a multilib directory
12732 based on that path.
12733 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12736 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12738 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12740 * reload.h: Remove the prototype for indirect_symref_ok.
12742 * reload1.c (indirect_symref_ok): Make it global.
12743 * reload.h: Add a prototype for indirect_symref_ok.
12745 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12747 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12750 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12752 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12754 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12756 * c-opts.c (c_common_parse_file): Only start/end main source file
12757 if debug hooks says the writer wants it.
12758 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12760 (xcoff_debug_hooks): Ditto.
12761 * debug.c (do_nothing_hooks): Ditto.
12762 * debug.h (gcc_debug_hooks): Ditto.
12763 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12764 * sdbout.c (sdb_debug_hooks): Ditto.
12765 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12767 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12769 * doc/extend.texi: Deprecate C++ min/max operators.
12771 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12773 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12774 artificial original candidates.
12776 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12777 Jan Hubicka <jh@suse.cz>
12778 Steven Bosscher <stevenb@suse.de>
12780 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12781 call cost based on argument sizes.
12782 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12784 * params.def: (max-inline-inssn-single): Set to 450.
12785 (max-inline-insns-auto): Set to 90.
12786 (max-inline-insns-recursive): Set to 450
12787 (max-inline-insns-recursive-auto): Set to 450.
12788 (large-function-insns): Set to 2700.
12789 (inline-call-cost): New parameter.
12790 * tree-inline.c (estimate_move_cost): New function.
12791 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12792 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12793 based on arguments.
12794 * tree-inline.h (estimate_move_cost): Declare.
12795 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12796 (max-inline-insns-auto): Change default to 90.
12797 (max-inline-insns-recursive): Change default to 450
12798 (max-inline-insns-recursive-auto): Change default to 450.
12799 (large-function-insns): Change default to 2700.
12800 (inline-call-cost): Document new parameter.
12802 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12804 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12805 (TARGET_DEFAULT): Delete.
12806 * config/i860/i860.opt: New file.
12808 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12810 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12811 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12812 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12813 (frv_sched_lookahead): Delete.
12814 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12815 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12816 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12817 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12818 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12819 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12820 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12821 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12822 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12823 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12824 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12825 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12826 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12827 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12828 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12829 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12830 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12831 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12832 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12833 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12834 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12835 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12836 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12837 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12838 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12839 (frv_sched_lookahead): Delete.
12840 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12841 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12842 (frv_handle_option): New function. Move -mcpu= handling from...
12843 (frv_override_options): ...here. Remove handling of other
12845 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12846 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12847 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12848 and TARGET_NO_MULTI_CE.
12849 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12850 !TARGET_VLIW_BRANCH.
12851 * config/frv/frv.opt: New file.
12853 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12855 * fold-const.c (fold_ternary): Take decomposed arguments of
12857 (fold): Update a call to fold_ternary.
12859 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12860 * tree.h: Add corresponding prototypes.
12862 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12865 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12866 between jump table and its label.
12867 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12868 resp. ADDR_DIFF_VEC and the label preceeding it.
12869 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12870 is emitted in the right section.
12872 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12874 * fold-const.c (fold_unary, fold_binary): Update comments
12877 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12879 PR rtl-optimization/20527
12880 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12881 REG_INC note, test that the register also isn't mentioned in PRED
12884 2005-03-22 Ben Elliston <bje@au.ibm.com>
12886 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12889 2005-03-21 Mike Stump <mrs@apple.com>
12891 * varasm.c (default_assemble_visibility): Remove extra ().
12893 2005-03-21 Roger Sayle <roger@eyesopen.com>
12895 PR middle-end/20557
12896 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12897 to determine whether a block can be duplicated, rather than test
12898 whether the block contains noncopyable insns ourselves.
12900 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12902 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12905 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12907 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12909 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12911 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12912 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12913 * config/fr30/fr30.opt: New file.
12915 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12917 Fix PR tree-optimization/20542
12919 * tree-flow-inline.h (overlap_subvar): Move to here.
12920 * tree-ssa-operands.c: From here.
12921 * tree-flow.h (overlap_subvar): Declare.
12922 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12923 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12924 for variables with subvars.
12926 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12928 PR middle-end/20177
12929 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12930 * modulo-sched.c (const_iteration_count): Return on NULL
12932 (print_node_sched_params): Return on NULL dump_file.
12933 (generate_reg_moves): Handle reg-anti dependencies and disregard
12934 closing branch when generating register moves.
12935 (sms_schedule): Mark the SMSed block dirty.
12936 * passes.c (rest_of_handle_sms): Call update_life_info for all
12938 * testsuite/gcc.dg/20050321-1.c: New test.
12940 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12942 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12943 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12944 movqi_internal): Likewise.
12946 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12948 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12949 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12950 xtensa_b4const): Delete prototypes.
12951 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12952 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12953 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12954 xtensa_extra_constraint): New prototypes.
12955 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12956 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12957 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12958 move_operand, const_float_1_operand, fpmem_offset_operand,
12959 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12960 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12961 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12962 argument type to HOST_WIDE_INT.
12963 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12964 xtensa_mask_immediate): Likewise.
12965 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12966 Likewise. Also make these functions static.
12967 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12968 (xtensa_const_ok_for_letter_p): New.
12969 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12970 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12971 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12972 move_operand, const_float_1_operand, fpmem_offset_operand,
12973 branch_operator, ubranch_operator, boolean_operator): Move to
12975 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12976 (xtensa_mem_offset): Change return type to bool.
12977 (xtensa_extra_constraint): New.
12978 (gen_int_relational): Update type of const_range_p function pointer.
12979 Use xtensa_b4const_or_zero.
12980 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12981 xtensa_const_ok_for_letter_p. Update comments.
12982 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12983 (PREDICATE_CODES): Delete.
12984 * config/xtensa/xtensa.md: Include predicates.md.
12985 * config/xtensa/predicates.md: New file.
12987 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12989 * config/v850/v850-protos.h: Remove the prototypes for
12990 reg_or_int9_operand, reg_or_const_operand,
12991 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12992 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12993 movsi_source_operand, power_of_two_operand,
12994 not_power_of_two_operand, special_symbolref_operand,
12995 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12996 register_is_ok_for_epilogue.
12997 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12998 reg_or_int9_operand, reg_or_const_operand,
12999 call_address_operand, special_symbolref_operand,
13000 movsi_source_operand, power_of_two_operand,
13001 not_power_of_two_operand, register_is_ok_for_epilogue,
13002 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13003 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13005 * config/v850/v850.h (PREDICATE_CODES): Remove.
13006 * config/v850/v850.md: Include predicates.md.
13007 * config/v850/predicates.md: New.
13009 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13011 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13012 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13013 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13014 (itoolsdir, itoolsdatadir): Move definition above new first use.
13015 (install-itoolsdirs): New rule.
13016 (install-mkheaders): Depend on install-itoolsdirs, not
13017 install-include-dir.
13019 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13021 * tree-into-ssa.c: Remove obsolete comments.
13023 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13025 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13026 unrolling if -fpeel-loops is specified, too.
13027 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13028 Remove superfluous check for flag_unroll_loops.
13030 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13032 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13033 (lrint_optab, llrint_optab): Define corresponding macros.
13034 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13035 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13036 pattern and llrint_optab using llrintdi2 patterns.
13037 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13038 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13039 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13040 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13041 flag_unsafe_math_optimizations is set.
13043 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13045 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13046 simplify_logical, if_then_else_cond, known_cond,
13047 simplify_comparison): Adjust calls to reverse_comparison.
13048 Don't use combine_reversed_comparison_code).
13049 (combine_reversed_comparison_code): Remove.
13050 (reversed_comparison): Using reversed_comparison_code, move it...
13051 * jump.c (reversed_comparison): ... here.
13052 * rtl.h (reversed_comparison): Add prototype.
13054 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13056 * builtins.c (fold_builtin): Take decomposed arguments of
13058 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13059 * gimplify.c (gimplify_call_expr): Likewise.
13060 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13061 * tree.h: Update the prototype of fold_builtin.
13063 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13065 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13066 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13067 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13068 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13069 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13071 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13073 * builtins.c (fold_builtin_1): Take decomposed arguments of
13075 (fold_builtin): Update a call to fold_builtin_1.
13077 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13080 * gcov.c (output_lines): Only output function block summary when
13081 outputting branch information.
13082 * doc/gcov.texi: Document format of preamble and additional block
13085 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13087 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13088 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13089 the defaults false if BITS_PER_UNIT != 8.
13090 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13091 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13092 than BITS_PER_UNIT != 8.
13093 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13094 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13095 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13097 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13098 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13100 2005-03-20 Roger Sayle <roger@eyesopen.com>
13102 PR middle-end/20539
13103 * fold-const.c (fold_binary): Fix type mismatch between
13104 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13105 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13106 for non-truth-valued expressions.
13108 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13109 and FUNCTION_DECL in the main switch.
13110 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13111 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13112 we also need to convert their operands to match.
13113 <TRUTH_NOT_EXPR>: Likewise.
13115 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13117 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13118 diagnostic without checking whether an lvalue.
13119 * c-common.h (lvalue_p): Remove.
13120 (enum lvalue_use): Update comment.
13121 (lvalue_or_else): Replace by lvalue_error.
13122 * c-typeck.c (lvalue_p): Make static.
13123 (lvalue_or_else): New. Call lvalue_error.
13125 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13127 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13128 (function_arg_advance): Use rs6000_parm_start.
13129 (function_arg, rs6000_arg_partial_bytes): Likewise.
13131 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13133 * c-common.c (check_case_value): Adjust comment about stripping
13135 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13136 * c-typeck.c (default_conversion, convert_arguments,
13137 build_modify_expr, convert_for_assignment, store_init_value,
13138 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13139 manually. Remove inaccurate comments.
13141 2005-03-20 Roger Sayle <roger@eyesopen.com>
13142 Joseph S. Myers <joseph@codesourcery.com>
13144 * varasm.c (do_assemble_alias): Restore comment describing function.
13145 Annotate the target parameter as potentially unused.
13147 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13150 * config/avr/avr.c (avr_output_function_prologue): Do not use
13151 current_function_name() in a label, use a local label instead.
13153 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13155 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13156 flag_finite_math_only, not flag_unsafe_math_optimizations.
13158 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13160 * builtins.c (fold_builtin_1): Update a call to
13161 targetm.fold_builtin.
13162 * hooks.c (hook_tree_tree_bool_null): Rename to
13163 hook_tree_tree_tree_bool_null. Take one more argument of type
13165 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13166 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13167 hook_tree_tree_tree_bool_null.
13168 * target.h (gcc_target): Update the prototype of fold_builtin.
13169 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13170 arguments of CALL_EXPR.
13171 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13174 2005-03-20 Jan Hubicka <jh@suse.cz>
13176 * cgraph.h (cgraph_node): Add prev_clone pointer.
13177 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13178 (cgraph_clone_node): Produce doubly linked chain.
13180 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13182 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13183 get_nonnull_operand, handle_sentinel_attribute,
13184 check_function_arguments_recurse): Do not strip NOPS from
13186 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13188 * c-format.c (get_constant): Likewise.
13189 * c-parser.c (c_parser_postfix_expression): Likewise.
13190 * c-typeck.c (set_init_index): Likewise.
13191 (convert_arguments): Don't check for NOP_EXPR containing integer
13194 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13196 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13197 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13198 Take decomposed arguments of CALL_EXPR.
13199 (fold_builtin_1): Update calls to the functions mentioned
13202 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13204 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13205 width to have integer type.
13206 (build_enumerator): Require enumerator value to have integer type.
13208 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13210 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13213 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13215 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13216 std=iso9899:199x): Correct descriptions.
13218 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13220 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13223 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13225 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13227 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13228 fold_builtin_memcpy.
13230 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13231 arguments of CALL_EXPR.
13232 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13233 fold_builtin_found, fold_builtin_1): Update calls to
13234 fold_trunc_transparent_mathfn.
13236 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13238 PR middle-end/20493
13239 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13240 function pointers on targets that require function pointer
13242 (fold_sign_changed_comparison): Likewise.
13244 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13246 * combine.c (try_combine): When changing the mode of a hard reg, make
13247 sure that doing so is valid.
13249 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13251 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13252 (TARGET_HANDLE_OPTION): Override default.
13253 (avr_handle_option): New function.
13254 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13255 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13256 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13257 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13258 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13259 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13260 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13261 (TARGET_OPTIONS): Delete.
13262 * config/avr/avr.opt: New file.
13264 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13266 * config/m32r/m32r-protos.h: Remove the prototypes for
13267 call_address_operand, symbolic_operand, seth_add3_operand,
13268 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13269 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13270 two_insn_const_operand, move_src_operand,
13271 move_double_src_operand, move_dest_operand,
13272 eqne_comparison_operator, signed_comparison_operator,
13273 large_insn_p, conditional_move_operand, carry_compare_operand,
13274 m32r_block_immediate_operand, extend_operand,
13275 reg_or_eq_int16_operand, int8_operand, and
13276 reg_or_zero_operand.
13277 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13278 seth_add3_operand, int8_operand, cmp_int16_operand,
13279 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13280 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13281 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13282 move_double_src_operand, move_dest_operand,
13283 eqne_comparison_operator, signed_comparison_operator,
13284 extend_operand, small_insn_p, large_insn_p,
13285 conditional_move_operand, carry_compare_operand,
13286 m32r_block_immediate_operand): Move to predicates.md.
13287 (MAX_MOVE_BYTES): Move to m32r.h.
13288 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13289 * config/m32r/m32r.md: Include predicates.md.
13290 * config/m32r/predicates.md: New.
13292 2005-03-18 James E Wilson <wilson@specifixinc.com>
13295 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13298 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13300 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13301 call_address_operand, const_8bit_operand.
13302 * config/mn10300/mn10300.c (call_address_operand,
13303 const_8bit_operand, const_1f_operand): Move to predicates.md.
13304 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13305 * config/mn10300/mn10300.md: Include predicates.md.
13306 * config/mn10300/predicates.md: New.
13308 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13310 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13311 declarations in diagnostics and %E for identifiers, not %s.
13313 2005-03-18 Jan Hubicka <jh@suse.cz>
13314 Dale Johannesen <dalej@apple.com>
13316 * basic-block.h (scale_bbs_frequencies_int,
13317 scale_bbs_frequencies_gcov_type): Declare.
13318 * cfg.c (RDIV): New macro.
13319 (update_bb_frequency_for_threading): Fix.
13320 * basic-block.h (scale_bbs_frequencies_int,
13321 scale_bbs_frequencies_gcov_type): New.
13322 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13323 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13324 scale_bbs_frequencies_int.
13325 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13327 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13329 * config/m32r/m32r-protos.h: Remove the prototypes for
13330 call_address_operand, symbolic_operand, seth_add3_operand,
13331 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13332 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13333 two_insn_const_operand, move_src_operand,
13334 move_double_src_operand, move_dest_operand,
13335 eqne_comparison_operator, signed_comparison_operator,
13336 large_insn_p, conditional_move_operand, carry_compare_operand,
13337 m32r_block_immediate_operand, extend_operand,
13338 reg_or_eq_int16_operand, int8_operand, and
13339 reg_or_zero_operand.
13340 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13341 seth_add3_operand, int8_operand, cmp_int16_operand,
13342 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13343 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13344 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13345 move_double_src_operand, move_dest_operand,
13346 eqne_comparison_operator, signed_comparison_operator,
13347 extend_operand, small_insn_p, large_insn_p,
13348 conditional_move_operand, carry_compare_operand,
13349 m32r_block_immediate_operand): Move to predicates.md.
13350 (MAX_MOVE_BYTES): Move to m32r.h.
13351 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13352 * config/m32r/m32r.md: Include predicates.md.
13353 * config/m32r/predicates.md: New.
13355 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13357 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13358 symbolic_operand, symbolic_memory_operand,
13359 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13360 indexed_memory_operand, move_dest_operand, move_src_operand,
13361 prefetch_cc_operand, prefetch_nocc_operand,
13362 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13363 arith_operand, arith11_operand, pre_cint_operand,
13364 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13365 ireg_operand, int5_operand, uint5_operand, int11_operand,
13366 uint32_operand, arith5_operand, and_operand, ior_operand,
13367 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13368 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13369 shadd_operand, movb_comparison_operator,
13370 cmpib_comparison_operator): Move to predicates.md.
13371 (magic_milli, shadd_constant_p): Make it extern.
13372 * config/pa/pa.h (PREDICATE_CODES): Remove.
13373 * config/pa/pa.md: Include predicates.md.
13374 * config/pa/predicates.md: New.
13376 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13379 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13381 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13382 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13383 config/alpha/freebsd.h, config/alpha/linux.h,
13384 config/alpha/netbsd.h, config/alpha/osf5.h,
13385 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13386 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13387 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13388 doc/cppopts.texi: Update copyright.
13390 2005-03-18 Jan Hubicka <jh@suse.cz>
13392 PR middle-end/20225
13393 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13395 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13398 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13400 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13403 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13405 * combine.c (gen_binary): Remove.
13406 (known_cond, simplify_shift_const, find_split_point,
13407 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13408 simplify_logical, expand_field_assignment, extract_left_shift,
13409 force_to_mode, if_then_else_cond, apply_distributive_law,
13410 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13411 simplify_comparison, reversed_comparison): Replace with
13412 simplify_gen_binary, simplify_gen_relational or
13413 distribute_and_simplify_rtx.
13414 (distribute_and_simplify_rtx): New function.
13416 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13417 Paolo Bonzini <gcc.gnu.org>
13419 * calls.c (setjmp_call_p, special_function_p): Update comments
13420 at the head of the functions.
13422 2005-03-18 Jan Hubicka <jh@suse.cz>
13424 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13426 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13427 function body should be released; do not proactively release function
13428 bodies in non-unit-at-a-time mode.
13430 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13432 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13433 mno-fp-ret-in-387 multilib variants.
13435 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13437 * common.opt (m): Remove.
13438 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13439 table lookup fails.
13440 (common_handle_option): Remove OPT_m case.
13442 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13444 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13446 (fold_builtin_1): Update a call to fold_builtin_bitop.
13448 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13450 (fold_builtin_1): Update a call to fold_builtin_signbit.
13452 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13454 PR tree-optimization/20474
13455 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13456 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13458 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13460 * config/h8300/h8300-protos.h: Remove prototypes for
13461 general_operand_src, general_operand_dst, single_one_operand,
13462 single_zero_operand, call_insn_operand,
13463 two_insn_adds_subs_operand, small_call_insn_operand,
13464 jump_address_operand, bit_operand, bit_memory_operand,
13465 stack_pointer_operand, const_int_gt_2_operand,
13466 const_int_ge_8_operand, const_int_qi_operand,
13467 const_int_hi_operand, incdec_operand, bit_operator,
13468 nshift_operator, eqne_operator, gtle_operator,
13469 gtuleu_operator, iorxor_operator.
13470 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13471 h8300_ldm_stm_parallel.
13472 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13474 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13475 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13476 (h8300_ldm_stm_parallel): Make it extern.
13477 (h8300_ldm_parallel, h8300_stm_parallel,
13478 h8300_return_parallel, general_operand_src,
13479 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13480 nibble_operand, reg_or_nibble_operand, single_one_operand,
13481 single_zero_operand, call_insn_operand,
13482 two_insn_adds_subs_operand, small_call_insn_operand,
13483 jump_address_operand, bit_operand, bit_memory_operand,
13484 stack_pointer_operand, const_int_gt_2_operand,
13485 const_int_ge_8_operand, const_int_qi_operand,
13486 const_int_hi_operand, incdec_operand, eqne_operator,
13487 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13488 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13489 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13490 nshift_operator): Move to predicates.md.
13491 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13492 * config/h8300/h8300.md: Include predicates.md.
13493 * config/h8300/predicates.md: New.
13495 2005-03-17 Richard Henderson <rth@redhat.com>
13497 * config.gcc (ia64*-*-hpux*): Add extra_options.
13498 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13499 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13500 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13501 (ia64_tls_size_string, ia64_tune_string): Remove.
13502 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13503 (TARGET_DEFAULT_TARGET_FLAGS): New.
13504 (TARGET_HANDLE_OPTION): New.
13505 (ia64_override_options): Move options parsing ...
13506 (ia64_handle_option): ... here. New.
13507 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13508 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13509 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13510 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13511 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13512 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13513 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13514 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13515 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13516 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13517 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13518 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13519 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13520 TARGET_EARLY_STOP_BITS): Remove.
13521 (TARGET_ILP32): Default false.
13522 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13523 (enum ia64_inline_type): New.
13524 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13525 * config/ia64/ia64.md: Update for new definitions of
13526 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13527 * config/ia64/ia64.opt: New file.
13528 * config/ia64/ilp32.opt: New file.
13530 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13533 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13535 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13537 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13538 instead of MASK_H8300S.
13539 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13540 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13541 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13542 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13543 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13544 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13545 TARGET_SWITCHES): Remove.
13546 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13548 * config/h8300/h8300.opt: New.
13550 * config/alpha/alpha.opt, config/arc/arc.opt,
13551 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13554 2005-03-17 Ian Lance Taylor <ian@airs.com>
13558 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13560 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13561 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13562 (TARGET_HANDLE_OPTION): Override default.
13563 (arc_handle_option): New function.
13564 (arc_init): Remove code to set arch_cpu_string.
13565 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13566 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13567 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13568 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13569 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13570 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13571 (arc_rodata_string, TARGET_OPTIONS): Delete.
13572 * config/arc/arc.opt: New file.
13574 2005-03-17 Richard Henderson <rth@redhat.com>
13576 * doc/extend.texi (Weak Pragmas): New section.
13577 (attribute alias): Clarify that target must be in the same
13580 2005-03-17 Richard Henderson <rth@redhat.com>
13582 * config/alpha/alpha.opt: New file.
13583 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13585 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13586 alpha_fprm_string, alpha_fptm_string): Make static.
13587 (alpha_tls_size_string): Remove.
13588 (alpha_handle_option): New.
13589 (override_options): Update for alpha_cpu/alpha_tune split.
13590 (alpha_file_start): Likewise.
13591 (TARGET_DEFAULT_TARGET_FLAGS): New.
13592 (TARGET_HANDLE_OPTION): New.
13593 * config/alpha/alpha.h (alpha_tune): Declare.
13594 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13595 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13596 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13597 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13598 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13599 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13600 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13601 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13602 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13603 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13604 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13605 (TARGET_DEFAULT): Remove MASK_FP.
13606 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13607 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13608 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13609 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13610 alpha_tls_size_string): Remove.
13611 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13612 (attribute tune): Rename from attribute cpu.
13613 * config/alpha/ev4.md: Update to match.
13614 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13615 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13616 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13617 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13618 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13619 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13621 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13623 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13624 and return without creating new state if before_nops_num is nonzero.
13625 * config/ia64/ia64.md (first_insn): New attribute.
13626 (alloc): Set it to yes.
13628 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13630 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13631 STMT_VINFO_SUBVARS to NULL.
13632 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13634 2005-03-16 Dale Johannesen <dalej@apple.com>
13636 * rtlanal.c (find_first_parameter_load): Rewrite to
13637 return actual first param load or the call if none,
13638 instead of first in block, when not all loads exist.
13640 2005-03-16 Roger Sayle <roger@eyesopen.com>
13642 * optabs.c (expand_copysign_absneg): Make static.
13643 * optabs.h (expand_copysign_absneg): Delete prototype.
13644 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13646 2005-03-16 Richard Henderson <rth@redhat.com>
13648 PR middle-end/15700
13649 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13650 (alias_pairs): Rename from output_defs.
13651 (find_decl_and_mark_needed): Split out from assemble_alias.
13652 (do_assemble_alias): New.
13653 (assemble_output_def): Remove.
13654 (finish_aliases_1, finish_aliases_2): New.
13655 (process_pending_assemble_output_defs): Remove.
13656 (assemble_alias): Defer aliases for which we don't yet have a
13657 non-external decl for the target symbol.
13658 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13659 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13660 * toplev.c (compile_file): Use finish_aliases_2 instead of
13661 process_pending_assemble_output_defs.
13662 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13663 (process_pending_assemble_output_defs): Remove.
13665 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13667 Fix PR tree-optimization/20489
13669 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13670 for empty structures.
13672 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13674 Fix PR tree-optimization/20490
13676 * tree-ssa-pre.c (create_expression_by_pieces): Use
13677 force_gimple_operand on result of fold.
13679 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13681 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13682 of closing parenthesis.
13684 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13686 * builtins.c (expand_movstr): Update a call to
13687 fold_builtin_strcpy.
13688 (expand_builtin_strncpy): Update a call to
13689 fold_builtin_strncpy.
13690 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13691 arguments of CALL_EXPR.
13692 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13693 fold_builtin_strncpy.
13694 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13695 * tree.h: Update the prototypes of fold_builtin_strcpy and
13696 fold_builtin_strncpy.
13698 2005-03-16 Steven Bosscher <stevenb@suse.de>
13699 Dorit Naishlos <dorit@il.ibm.com>
13701 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13702 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13705 2005-03-16 Steven Bosscher <stevenb@suse.de>
13707 * tree-inline.c (walk_type_fields, walk_tree,
13708 walk_tree_without_duplicates): Move from here...
13709 * tree.c: ...to here.
13711 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13713 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13714 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13715 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13716 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13717 (version): Define using $(BASEVER_c).
13718 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13720 (version.o): Depend on version files; add custom generation command.
13721 (prefix.o): Define BASEVER on command line.
13722 (s-iov): Depend on version files; adjust command.
13723 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13725 (gcc-vers.texi): New rule.
13726 (doc/%.info, doc/%.dvi): Add -I . to command line.
13727 (doc/gccinstall.dvi): Likewise.
13728 (PACKAGE): Delete. All uses replaced with "gcc".
13729 * aclocal.m4: Do not include gcc-version.m4.
13730 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13731 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13732 Set is_release based on contents of DEV-PHASE.
13733 Set gcc_version based on contents of BASE-VER.
13734 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13735 * config.in, configure: Regenerate.
13736 * gccbug.in: Determine version of GCC in use at runtime.
13737 * gcov-iov.c: Get version number and development phase from
13738 command line, not by including version.c.
13739 * intl.c: Replace all uses of PACKAGE with "gcc".
13740 * libada-mk.in: Delete unused "gcc_version" variable.
13741 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13742 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13743 commentary to match.
13744 (version_string): Put together from pieces.
13745 * config/alpha/x-vms: Do not use $(gcc_version).
13746 * config/i386/t-nwld: Likewise.
13747 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13748 version-GCC and DEVELOPMENT.
13750 2005-03-15 Roger Sayle <roger@eyesopen.com>
13752 PR tree-optimization/17454
13753 * tree.c (tree_size): Add case for TREE_BINFO.
13754 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13755 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13757 2005-03-15 Roger Sayle <roger@eyesopen.com>
13759 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13760 op1 whilst expanding the signed widenening multiply variant.
13762 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13764 * toplev.c (display_target_options): Avoid unused variable warning if
13765 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13766 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13767 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13768 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13769 (mips_isa_info): New variable.
13770 (mips_parse_cpu): Remove the first argument and leave the caller
13772 (TARGET_HANDLE_OPTION): Override default.
13773 (mips_handle_option): New function. Move option validation code from...
13774 (override_options): ...here. Update calls to mips_parse_cpu.
13775 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13776 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13777 (SUBTARGET_TARGET_OPTIONS): Delete.
13778 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13779 (mno-flush-func, mtune=): New options.
13781 2005-03-15 Roger Sayle <roger@eyesopen.com>
13782 Richard Henderson <rth@redhat.com>
13784 * real.c (c4x_single_format, c4x_extended_format): Provide values
13785 for signbit_ro for c4x's single and extended floating point formats.
13786 * optabs.c (expand_copysign): Use the floating point format's
13787 signbit_ro for expanding via expand_copysign_absneg, and it's
13788 signbit_rw field for expanding via expand_copysign_bit.
13790 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13792 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13793 known_alignment_for_access_p.
13794 (known_alignment_for_access_p): New.
13795 (do_peeling_for_alignment): Field made int instead of bool and renamed
13796 to peeling_for_alignment.
13797 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13798 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13799 functionality used to be in vect_analyze_operations.
13800 (vect_analyze_operations): Code to determine vectorization factor was
13801 moved to vect_determine_vectorization_factor.
13802 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13803 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13805 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13806 be part of vect_analyze_operations).
13807 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13808 creating the guard condition, as the number of iterations may be
13810 (slpeel_tree_peel_loop_to_edge): Use new name of
13811 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13812 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13813 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13814 (vect_do_peeling_for_alignment): Use fold.
13815 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13817 (vect_update_inits_of_dr): Renamed to
13818 vect_update_init_of_dr.
13819 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13820 (vectorizable_store): Fix assertion to use == instead of =.
13822 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13824 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13825 call_used_regs for wCG registers.
13827 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13829 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13830 for non-offsettable memory references to cope with outstanding reload
13831 replacements, take 2.
13833 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13836 * config/i386/i386.h (x86_fisttp): New.
13837 (TARGET_FISTTP): New macro.
13838 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13839 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13840 instruction when fisttp flag is set.
13841 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13843 * config/i386/i386.md (type attribute): Add fisttp.
13844 (unit attribute): Set to i387 for fisttp type.
13845 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13846 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13848 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13849 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13851 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13852 patterns for TARGET_FISTTP. Enable patterns for
13853 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13854 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13855 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13856 implement fisttp x87 insn.
13857 (fix_trunc*_i387_fisttp splitters): New patterns.
13858 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13859 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13860 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13862 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13863 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13864 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13865 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13866 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13867 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13868 Disable patterns for TARGET_FISTTP.
13869 (fix_trunc*_i387 splitters): Implement usign mode macros.
13870 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13871 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13872 (fix_trunx*_sse peephole2s): Implement using mode macros.
13874 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13876 PR rtl-optimization/20291
13877 * combine.c (try_combine): If splitting fails, re-try with
13878 original combined pattern, i.e. before clobber stripping.
13880 2005-03-14 Eric Christopher <echristo@redhat.com>
13882 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13883 STACK_GROWS_DOWNWARD.
13885 2005-03-14 Roger Sayle <roger@eyesopen.com>
13887 * real.h (struct real_format): Split the signbit field into two
13888 two fields, signbit_ro and signbit_rw.
13889 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13890 mips_double_format, ieee_extended_motorola_format,
13891 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13892 ieee_extended_intel_128_format, ibm_extended_format,
13893 mips_extended_format, ieee_quad_format, mips_quad_format,
13894 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13895 i370_double_format, c4x_single_format, c4x_extended_format,
13896 real_internal_format): Update initializers for new field.
13897 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13898 real_format structure.
13899 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13900 field of the real_format structure.
13902 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13904 Fix PR tree-optimization/20458
13906 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13907 DECL_EXTERNAL on STRUCT_FIELD tags.
13908 (clear_call_clobbered): Ditto.
13909 * tree-ssa-operands.c (note_addressable): Make sure the original
13910 variable doesn't slip into the addressable list if we have
13912 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13915 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13917 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13918 (-fwide-exec-charset): Likewise.
13919 (-finput-charset): Likewise.
13920 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13921 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13922 * c.opt (Wnormalized): New.
13924 2005-03-14 Devang Patel <dpatel@apple.com>
13926 * doc/invoke.texi: Add reference to Visibility document.
13928 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13930 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13931 MASK_SPLIT_ADDRESSES.
13932 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13933 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13934 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13935 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13936 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13937 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13938 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13939 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13940 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13941 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13942 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13943 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13944 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13945 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13946 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13947 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13948 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13949 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13950 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13951 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13952 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13953 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13954 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13955 (TARGET_EXPLICIT_RELOCS): Delete.
13956 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13957 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13958 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13959 (override_options): Set MASK_LONG64 if -mint64 is given and no
13960 -mlongXX option is. Complain about -mint64 -mlong32.
13961 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13962 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13963 * config/mips/mips.opt: New file.
13965 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13967 * config.gcc (extra_options): New variable for listing option files.
13968 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13969 * configure.ac (extra_opt_files): New AC_SUBST variable.
13970 (tm_file_list, tm_include_list): Include options.h first.
13971 * configure: Regenerate.
13972 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13973 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13974 (s-options-h): New rule.
13975 (options.h): Depend on it.
13976 (TEXI_GCCINT_FILES): Add options.texi.
13977 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13978 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13979 * target.h (gcc_target): Add default_target_flags and handle_option.
13980 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13981 (TARGET_HANDLE_OPTION): New macros.
13982 (TARGET_INITIALIZER): Include them.
13983 * opt-functions.awk (opt_args, nth_arg): New functions.
13984 (switch_flags): Handle the "Target" flag.
13985 (var_args): Delete.
13986 (var_name): Use opt_args and nth_arg.
13987 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13988 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13989 macros for the "Mask" and "InverseMask" options.
13990 * opts.h (cl_var_cond): New enum.
13991 (cl_option): Replace the "has_set_value" and "set_value" fields with
13992 "var_cond" and "var_value".
13993 (CL_TARGET): New macro.
13994 (option_enabled, print_filtered_help): Declare.
13995 (decode_options): Move definition.
13996 * opts.c (handle_option): Search for the original option before
13997 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13998 var_cond and var_value fields. Use targetm.handle_option to handle
14000 (decode_options): Set target_flags to targetm.default_target_flags.
14001 (print_filtered_help): Make global. Handle CL_TARGET.
14002 (option_enabled): New function.
14003 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14004 (display_target_options, set_target_switch, print_switch_values)
14005 (default_pch_valid_p): Guard uses of target_switches with
14006 #ifdef TARGET_SWITCHES. Also...
14007 (display_target_options): Display the CL_TARGET entries in cl_options.
14008 (set_target_option): Don't complain about the "" option when
14009 TARGET_SWITCHES is undefined.
14010 (print_switch_values): Use option_enabled.
14011 (default_pch_valid_p): Check cl_options[] when looking for something
14012 that has changed the value of target_flags.
14013 * c.opt: Remove documentation from top of file.
14014 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14015 * doc/sourecebuild.texi: Refer to the new options documentation
14016 instead of c.opt. Document machine-specific .opt files.
14017 * doc/tm.texi (target_flags): Say that this variable is declared
14019 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14020 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14022 * doc/options.texi: New file.
14024 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14026 PR middle-end/18628
14027 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14030 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14033 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14034 temporary variable of pointer type if an lvalues is required.
14035 (gimplify_modify_expr_rhs): Request an rvalue from it.
14036 (gimplify_expr): Pass fallback on.
14038 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14040 * cfgbuild.c: Update comments.
14042 2005-03-14 Roger Sayle <roger@eyesopen.com>
14044 PR rtl-optimization/17236
14045 * optabs.c (expand_doubleword_mult): New helper function split out
14046 from expand_binop. Permute the order in which instructions are
14047 emitted to minimize the number of simultaneously live registers.
14048 (expand_binop): Call expand_doubleword_mult to synthesize a double
14049 word multiplication.
14051 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14053 * basic-block.h: Update the prototypes of cached_make_edge and
14055 * cfg.c (cached_make_edge): Take edge_cache representing one
14056 row of the adjacency matrix of edges.
14057 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14058 (make_edges): Initialize edge_cache to represent one row of
14059 the adjacency matrix of edges.
14061 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14063 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14065 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14066 Remove unused removed_phis variable.
14067 (conditional_replacement): Use build1/build2.
14068 (abs_replacement): Use last_and_only_stmt and build1/build2.
14070 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14072 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14073 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14074 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14075 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14076 * c-common.c (handle_novops_attribute): New function.
14077 (c_common_attribute_table): Add "no vops" entry.
14078 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14079 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14080 * tree-ssa-operands.c (get_call_expr_operands): Do not
14081 create virtual operands for calls with ECF_NOVOPS flag.
14082 * tree.h (DECL_IS_NOVOPS): New macro.
14083 (struct tree_decl): Add novops_flag.
14084 (ECF_NOVOPS): New constant.
14086 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14089 * config/i386/i386.c (x86_use_himode_fiop): New.
14090 (x86_use_simode_fiop): Rename from x86_use_fiop.
14091 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14092 (TARGET_USE_HIMODE_FIOP): New.
14093 (x86_use_simode_fiop): Rename from x86_use_fiop.
14094 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14096 * config/i386/i386.md (X87MODEI12): New mode macro define.
14097 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14098 to implement x87 FP compare with HImode input operands.
14099 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14100 Use X87MODEI12 mode macro to handle HImode input operands.
14101 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14102 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14103 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14104 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14105 macro to implement x87 operators with HImode input operands.
14106 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14109 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14111 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14113 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14114 constants invariant.
14116 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14118 * basic-block.h (BB_VISITED): Removed.
14119 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14121 2005-03-14 Falk Hueffner <falk@debian.org>
14124 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14126 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14128 * ggc-zone.c: Fix comment typos.
14130 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14131 stringpool.c, config/mips/mips-protos.h: Update copyright.
14133 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14135 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14136 throughout with its typedef, "rtx".
14137 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14138 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14139 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14140 regs in comment to match code.
14142 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14144 * except.c (check_handled): Make it static.
14145 * except.h: Remove the corresponding prototype.
14147 * function.c (get_func_frame_size): Make it static.
14148 * function.h: Remove the corresponding type.
14150 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14152 * hard-reg-set.h: Remove the corresponding declarations.
14154 * tree-cfg.c (verify_stmts): Check that
14155 bb_for_stmt (stmt) == bb for every PHI node and statement.
14157 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14159 * config.gcc: Remove excess indentation.
14160 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14162 2005-03-13 Roger Sayle <roger@eyesopen.com>
14164 PR middle-end/19331
14165 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14166 * fold-const.c (fold_sign_changed_comparison): Likewise.
14167 (fold_binary): Optimize comparisons against widened operands if
14168 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14170 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14172 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14173 (sparc_override_options): Initialize it.
14174 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14176 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14178 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14179 (reg_or_none500mem_operand): New predicate.
14180 (zero_reg_mem_operand): New predicate.
14181 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14182 to reg_or_none500mem_operand.
14183 (extendsfdf2_fpr): Add MEM alternative.
14184 (extenddftf2_internal): Change operand2 predicate to
14185 zero_reg_mem_operand.
14187 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14189 * ggc-zone.c: Rewritten.
14191 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14193 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14194 * config.in: Regenerated.
14195 * configure: Regenerated.
14196 * gengtype.c (write_types_process_field, write_func_for_structure):
14197 Pass new argument to gt_pch_note_object.
14198 * ggc-common.c (struct ptr_data): Add TYPE.
14199 (gt_pch_note_object): Take TYPE argument and save it.
14200 (call_count): Update call to ggc_pch_count_object.
14201 (call_alloc): Update call to ggc_pch_alloc_object.
14202 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14204 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14205 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14206 (ggc_alloc_zone_stat): Delete.
14207 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14208 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14209 (ggc_pch_alloc_object): Update prototypes.
14210 (garbage_zone): Delete.
14211 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14212 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14214 (tree_id_zone): New variable.
14215 (ggc_alloc_cleared_zone): Remove unused.
14216 (ggc_alloc_zone): Define.
14217 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14218 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14219 ggc_alloc_zone_stat.
14220 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14221 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14222 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14223 (make_node_stat): Likewise. Use tree_id_zone.
14225 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14226 Joseph S. Myers <joseph@codesourcery.com>
14228 * configure.ac: Check for MIPS TLS.
14229 * configure: Regenerated.
14230 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14231 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14232 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14233 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14234 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14235 (mips_classify_symbol, mips_symbolic_constant_p)
14236 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14237 (mips_tls_operand_p, mips_call_tls_get_addr)
14238 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14239 (mips_tls_symbol_ref_1): New functions.
14240 (mips_legitimize_address, mips_legitimize_const_move): Call
14241 mips_legitimize_tls_address.
14242 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14244 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14245 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14246 (mips_char_to_class): Document V1_REG.
14247 (HAVE_AS_TLS): Provide default.
14248 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14250 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14252 (tls_get_tp_<mode>): New instruction.
14254 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14256 * configure.ac: Update checks for target tools.
14257 * configure: Regenerated.
14259 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14261 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14263 2005-03-13 Roger Sayle <roger@eyesopen.com>
14265 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14266 more classes of DImode multiplication by constant. Allow both
14267 multiplication by small negative constants (by performing a
14268 multiplication by a positive constant and negating the result) and
14269 multiplications by large powers of two, by using a left shift.
14271 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14273 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14274 of basic blocks into work_stack.
14276 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14277 config/mips/vr.h: Update copyright.
14279 * c-decl.c (c_init_decl_processing): Remove useless calls to
14280 build_function_type.
14282 * builtins.c (fold_trunc_transparent_mathfn,
14283 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14284 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14285 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14286 fold_builtin_strcpy, fold_builtin_strncpy,
14287 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14290 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14293 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14294 variable determinant.
14296 * tree-cfg.c (group_case_labels): Remove local variable type.
14298 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14301 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14304 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14307 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14308 (*movmemqi_insn): Delete.
14309 (*movmemhi): Delete.
14311 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14313 * builtins.c (fold_builtin_classify): Take decomposed
14314 arguments of CALL_EXPR.
14315 (fold_builtin_1): Update a call to fold_builtin_classify.
14317 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14320 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14321 through into call to parser_xref_tag after parse error.
14322 (c_parser_struct_declaration): Consistently return NULL_TREE on
14325 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14327 * tree-flow-inline.h (ref_contains_array_ref): New function.
14328 (lookup_subvars_for_var): Ditto.
14329 (get_subvars_for_var): Ditto.
14330 (var_can_have_subvars): Ditto.
14332 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14333 (struct subvar): New type.
14335 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14337 * tree-optimize.c (init_tree_optimization_passes): Call
14338 pass_create_structure_vars.
14340 * tree-ssa-alias.c: Include vec.h.
14341 (init_alias_info): Don't auto-clear call clobbered on struct-field
14343 (compute_flow_insensitive_aliasing): Handle subvars.
14344 (group_aliases): Handle STRUCT_FIELD aliases.
14345 (setup_pointers_and_addressables): Ditto.
14346 Don't mark variables non-addressable if they still have
14347 addressable subvars.
14348 Also mark subvars addressable when the real variable is marked
14350 (add_pointed_to_var): Try to prune the pointed-to set by only
14351 pointing to subvars when possible.
14352 Otherwise, make sure we set addresses_needed and pt_vars to
14353 properly include subvars.
14354 (bitpos_of_field): New function.
14355 (push_fields_onto_fieldstack): Ditto.
14356 (get_or_create_used_part_for): Ditto.
14357 (create_overlap_variables_for): Ditto.
14358 (find_used_portions): Ditto.
14359 (create_structure_vars): Ditto.
14360 (pass_create_structure_vars): New structure.
14362 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14363 (get_expr_operands): Handle subvars. Also try to turn
14364 COMPONENT_REF accesses into must-defs now that we can accurately
14366 (note_addressable): Try to only mark as addressable those subvars
14367 we know a COMPONENT_REF touches.
14368 (overlap_subvar): New function.
14370 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14371 Handle subvar storing.
14372 (vect_address_analysis): Update caller of vect_object_analysis.
14374 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14376 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14377 (STMT_VINFO_SUBVARS): New macro.
14379 * common.opts: add flag_tree_salias.
14381 * opts.c (decode_options): flag_tree_salias defaults to on.
14383 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14385 * doc/tree-ssa.texi: Document structural alias analysis.
14387 2005-03-12 Steven Bosscher <stevenb@suse.de>
14389 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14390 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14391 * tree-ssa-operands.c (get_expr_operands): Likewise.
14392 (get_expr_operands): Likewise for ERROR_MARK.
14394 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14396 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14399 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14402 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14403 (mark_operand_necessary): Remove local variable ver.
14405 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14406 variable prefix_len.
14408 * value-prof.c (mod_subtract_transform): Remove local variable
14411 * builtins.c (fold_builtin_exponent): Take decomposed
14412 arguments of CALL_EXPR.
14413 (fold_builtin_1): Update a call to fold_builtin_exponent.
14415 * builtins.c (fold_builtin_logarithm): Take decomposed
14416 arguments of CALL_EXPR.
14417 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14419 * c-decl.c (c_init_decl_processing): Remove local variables
14420 ptr_ftype_void and ptr_ftype_ptr.
14422 * gimplify.c (gimplify_expr): Remove local variables r0 and
14425 * reg-stack.c (move_for_stack_reg): Remove local variable
14427 (compare_for_stack_reg): Remove local variable flags_user.
14428 (convert_regs_1): Remove local variable deleted.
14430 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14432 (combine_blocks): Remove local variables exits and new_e.
14434 * tree-inline.c (expand_call_inline): Remove local variable
14437 * tree-ssa-live.c (create_ssa_var_map,
14438 calculate_live_on_entry): Remove local variable snn.
14440 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14442 * c-lex.c (c_lex_with_flags): Add parameter to call to
14445 2005-03-11 Per Bothner <per@bothner.com>
14447 * c-tree.h (struct c_declarator): New id_loc field.
14448 * c-pragma.h (c_lex_with_flags): Take position reference.
14449 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14450 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14451 (c_lex): Pass dummy location to c_lex_with_flags.
14452 * c-parser.c (c_lex_one_token): Set c_token's location using
14453 c_lex_with_flags, instead of input_location, which might be "ahead".
14454 (c_parser_direct_declarator): Set declarator's id_loc from
14456 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14457 declarator's id_loc, rather than probably-imprecise input_location.
14458 (build_id_declarator): Initialize c_declarator's id_loc field.
14460 2005-03-11 Roger Sayle <roger@eyesopen.com>
14462 PR middle-end/20419
14463 * builtins.c (expand_builtin_signbit): Force the signbit's word
14464 into an integer register to avoid SUBREGs of floating point modes.
14466 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14468 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14469 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14470 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14471 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14473 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14475 PR rtl-optimization/20306
14476 * expr.c (emit_move_complex): Set try_int false if mode is
14477 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14478 emit_block_move if try_int is true.
14480 2005-03-11 Richard Henderson <rth@redhat.com>
14483 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14484 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14487 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14489 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14490 (TARGET_FIX_VR4130): New macro.
14491 (TARGET_OPTIONS): Add -mfix-vr4130.
14492 (ISA_HAS_MACCHI): New macro.
14493 (ASM_SPEC): Add -mfix-vr4130.
14494 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14495 (override_options): Handle mips_fix_vr4130_string.
14496 (mips_avoid_hazards): Clear all_noreorder_p
14497 if we're working around VR4130 errata and the macc alternatives
14499 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14500 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14501 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14502 (MULTILIB_DEFAULTS): Remove leading "march=".
14503 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14504 if no architecture option is given.
14505 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14507 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14508 * doc/invoke.texi: Document -mfix-vr4130.
14510 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14512 * config/mips/mips.c (override_options): Only warn about -mint64
14513 deprecation if TARGET_INT64.
14515 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14517 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14518 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14519 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14520 are non-specific regarding the nonnull parameter positions.
14521 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14522 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14523 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14524 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14526 * builtins.def: Use the non-specific "nonnull" attibute lists.
14528 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14530 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14531 single_pred_edge, single_succ, single_pred): Improve comments.
14533 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14535 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14536 single_pred_edge, single_succ, single_pred): New inline functions.
14537 * bb-reorder.c (rotate_loop, find_traces_1_round,
14538 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14539 duplicate_computed_gotos): Use the single_succ/pred functions.
14540 * cfganal.c (forwarder_block_p): Ditto.
14541 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14542 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14543 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14544 merge_seq_blocks): Ditto.
14545 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14546 * cfglayout.c (fixup_reorder_chain): Ditto.
14547 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14548 canonicalize_loop_headers, verify_loop_structure): Ditto.
14549 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14550 mfb_update_loops, create_preheader, force_single_succ_latches,
14551 create_loop_notes): Ditto.
14552 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14553 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14554 commit_one_edge_insertion, purge_dead_edges,
14555 cfg_layout_can_merge_blocks_p): Ditto.
14556 * except.c (sjlj_emit_function_enter): Ditto.
14557 * flow.c (init_propagate_block_info): Ditto.
14558 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14559 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14560 insert_insn_end_bb): Ditto.
14561 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14562 find_if_case_2): Ditto.
14563 * lambda-code.c (perfect_nestify): Ditto.
14564 * lcm.c (optimize_mode_switching): Ditto.
14565 * loop-doloop.c (doloop_modify): Ditto.
14566 * loop-init.c (loop_optimizer_init): Ditto.
14567 * loop-iv.c (simplify_using_initial_values): Ditto.
14568 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14569 * loop-unswitch.c (unswitch_loop): Ditto.
14570 * modulo-sched.c (generate_prolog_epilog): Ditto.
14571 * predict.c (combine_predictions_for_insn, estimate_probability,
14572 tree_estimate_probability, last_basic_block_p,
14573 estimate_bb_frequencies): Ditto.
14574 * profile.c (branch_prob): Ditto.
14575 * regrename.c (copyprop_hardreg_forward): Ditto.
14576 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14577 * tracer.c (layout_superblocks): Ditto.
14578 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14579 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14580 cleanup_control_expr_graph, disband_implicit_edges,
14581 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14582 tree_verify_flow_info, tree_make_forwarder_block,
14583 tree_forwarder_block_p, remove_forwarder_block,
14584 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14585 * tree-if-conv.c (tree_if_conversion): Ditto.
14586 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14587 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14588 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14589 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14590 copy_loop_headers): Ditto.
14591 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14592 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14593 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14594 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14595 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14596 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14597 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14598 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14599 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14600 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14601 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14602 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14603 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14604 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14605 slpeel_add_loop_guard): Ditto.
14607 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14609 PR tree-optimization/15784
14610 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14613 * stmt.c (expand_case): Don't change index_type. Convert minval
14614 to the proper type.
14616 PR tree-optimization/20130
14617 * fold-const.c (fold): Fold x * -1 into -x.
14619 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14621 PR rtl-optimization/20331
14622 * rtlanal.c (modified_between_p): Check its address first for MEM.
14623 (modified_in_p): Likewise.
14625 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14627 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14629 2005-03-10 Steven Bosscher <stevenb@suse.de>
14631 * expr.c (expand_expr_real_1): If possible, use a conditional
14632 move for expanding MIN_EXPR and MAX_EXPR.
14633 Use temp for moving around rtx-en.
14635 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14638 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14641 2005-03-10 Roger Sayle <roger@eyesopen.com>
14643 * builtins.c (expand_builtin_signbit): Extend to handle floating
14644 point modes wider than the largest integer type, using the
14645 operand_subword_force function to obtain the signbit's word.
14647 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14650 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14651 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14653 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14655 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14657 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14659 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14661 (perform_edge_inserts): Unconditionally call
14662 free_dominator_info.
14664 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14666 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14668 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14670 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14672 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14674 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14676 (rtl_register_value_prof_hooks,
14677 tree_value_profile_transformations,
14678 tree_register_value_prof_hooks): Likewise.
14679 * var-tracking.c (stack_adjust_offset_pre_post,
14680 variable_htab_free, variable_union, dataflow_set_different_2,
14681 count_uses, variable_was_changed, set_frame_base_location,
14682 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14683 vt_add_function_parameters): Likewise.
14684 * varasm.c (named_section_real, named_section, make_decl_rtl,
14685 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14686 const_hash_1, compare_constant, copy_constant, force_const_mem,
14687 output_constant_pool_2, output_constant_pool_1, output_constant,
14688 output_constructor, make_decl_one_only, decl_tls_model,
14689 default_no_named_section, default_elf_select_section_1,
14690 default_unique_section_1): Likewise.
14691 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14692 * vmsdbgout.c (addr_const_to_string): Likewise.
14695 * function.c (struct assign_parm_data_one): Remove last_named
14697 (assign_parm_find_data_types): Don't determine last_named.
14698 Reorder named_parm determination.
14699 (assign_parms): Only setup varargs on the last non-varadic
14702 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14704 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14705 sda base address on medium model.
14707 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14709 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14710 * cfgloop.c (flow_loop_nodes_find): Export.
14711 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14713 * cfgloopmanip.c (fix_loop_structure): New function.
14714 * predict.c (predict_loops): Clean up the loops information.
14715 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14716 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14718 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14719 (rewrite_into_loop_closed_ssa): Declaration changed.
14720 * tree-loop-linear.c (linear_transform_loops): Add argument to
14721 rewrite_into_loop_closed_ssa call.
14722 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14723 * tree-ssa-loop-im.c (move_computations): Ditto.
14724 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14725 * tree-vectorizer.c (vectorize_loops): Ditto.
14726 * tree-optimize.c: Include cfgloop.h.
14727 (execute_todo): Choose whether to call cleanup_tree_cfg or
14728 cleanup_tree_cfg_loop.
14729 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14730 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14731 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14732 cleanup_tree_cfg_loop call.
14733 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14734 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14735 work on part of cfg.
14737 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14739 PR inline-asm/20314
14740 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14741 with multiple alternatives.
14743 * stmt.c (parse_output_constraint): Fix a typo.
14745 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14747 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14748 assembly directive instead of deprecated "no-generics".
14750 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14752 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14753 for non-offsettable memory references to cope with outstanding reload
14755 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14756 avoid losing outstanding address reloads.
14757 ("reload_outdi", "reload_outdf"): Likewise.
14759 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14761 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14762 code. Add more cbrt transformations.
14764 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14766 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14768 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14770 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14771 NULL_TREE when a given tree is not simplified.
14772 (fold): Return the original tree when any of the functions
14773 mentioned above NULL_TREE.
14775 * fold-const.c (fold_unary, fold_binary): Take decomposed
14776 arguments, code, type, op0, and op1 in case of fold_binary.
14777 (fold): Update calls to fold_unary and fold_binary.
14779 2005-03-09 Roger Sayle <roger@eyesopen.com>
14781 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14782 a fndecl and an arglist instead of a CALL_EXPR, exp.
14784 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14786 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14788 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14790 * expr.c (expand_assignment): Remove orig_to_rtx.
14792 * fold-const.c (int_const_binop): Remove no_overflow.
14794 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14796 * loop-iv.c (get_biv_step_1): Remove lhs.
14798 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14800 * real.c (real_nan): Remove neg.
14802 * function.c (thread_prologue_and_epilogue_insns): Remove i
14805 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14808 * tree-eh.c (tree_could_trap_p): Remove idx.
14810 * tree-into-ssa.c (ann): Remove ann.
14812 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14814 * tree-sra.c (decide_block_copy): Remove inst_count.
14816 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14818 * tree-ssa-loop-im.c (lhs): Remove.
14820 * cfgbuild.c (state, STATE, SET_STATE,
14821 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14823 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14824 (find_basic_blocks): Set the state of each basic block to
14827 2005-03-08 Jeff Law <law@redhat.com>
14829 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14830 goto results in the removal of edges in the CFG, then we need
14831 to recompute dominators.
14833 2005-03-09 Ben Elliston <bje@au.ibm.com>
14835 * c-common.c (c_do_switch_warnings): Comment fix.
14837 2005-03-08 Julian Brown <julian@codesourcery.com>
14839 * Patch from 2005-03-08 reverted for causing regressions and
14840 ppc-darwin bootstrap failure.
14842 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14844 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14845 Define the real function for ppc-darwin.
14846 * c-typeck.c (convert_arguments): Check for target-specific
14847 invalid argument call to unprototyped function.
14848 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14850 * target.h (invalid_arg_for_unprototyped_fn): New field
14852 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14853 default target hook.
14854 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14857 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14859 * c-typeck.c (constructor_stack, constructor_range_stack,
14860 initializer_stack): Make them static.
14862 * cfg.c (rbi_pool): Make it static.
14864 * gimple-low.c (lower_stmt_body): Make it static.
14865 * tree-flow.h: Remove the corresponding prototype. Don't
14866 declare lower_data.
14868 * sched-deps.c (cache_size): Make it static.
14870 * stor-layout.c (lang_adjust_rli): Make it static.
14872 2005-03-08 Julian Brown <julian@codesourcery.com>
14874 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14875 from being used for symbols with vague linkage when
14876 HAVE_GAS_COMDAT_GROUP is true.
14878 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14880 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14881 nlabel == JUMP_LABEL (jump).
14883 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14885 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14886 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14887 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14888 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14890 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14893 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14894 * c-common.c (handle_returns_twice): New function.
14895 (c_common_attribute_table): Declare eturns_twice' attribute.
14896 * doc/extend.texi: Document eturns_twice' attribute.
14897 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14898 (struct tree_decl): Add returns_twice_flag.
14900 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14902 * tree-ssa-phiopt.c: Fix a comment typo.
14904 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14905 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14906 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14909 2005-03-08 Richard Henderson <rth@redhat.com>
14911 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14912 builtin codes with ctzdi2, clzdi2, popcountdi2.
14913 (struct alpha_builtin_def): Add is_const.
14914 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14915 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14916 (alpha_init_builtins): Init them. Set nothrow and const attributes
14918 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14919 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14920 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14921 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14922 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14923 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14924 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14925 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14926 (TARGET_FOLD_BUILTIN): New.
14927 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14928 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14930 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14932 2005-03-08 Ira Rosen <irar@il.ibm.com>
14934 PR tree-optimization/20122
14935 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14936 condition of access function instead of base.
14938 2005-03-07 Jeff Law <law@redhat.com>
14939 Steven Bosscher <stevenb@suse.de>
14941 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14942 (find_taken_edge): Call find_taken_edge_computed_goto as
14943 appropriate. Allow any gimple invariant rather than just
14944 INTEGER_CST for VAL.
14945 (cleanup_control_flow): Cleanup a computed goto which has turned
14946 into a simple goto.
14947 (tree_merge_blocks): If block B has any forced labels, move
14948 them to the start of block A.
14949 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14950 computed gotos as well.
14951 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14952 removal of unnecessary computed gotos too.
14953 (lookup_redirection_data): Fix type of INSERT argument. Callers
14956 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14958 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14959 Remove trailing spaces.
14961 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14962 unshare_all_trees): Make them static.
14963 * tree-gimple.h: Remove the corresponding prototypes.
14965 * diagnostic.h: Remove unused prototype
14966 debug_output_buffer.
14967 * modulo-sched.c: Remove unused prototype
14968 set_row_column_for_ps.
14970 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14971 replace_phi_edge_with_variable): Remove unused variable i.
14973 2005-03-07 Per Bothner <per@bothner.com>
14975 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14977 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14980 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14981 bbs on the COND_EXPR instead of the PHI_NODEs.
14982 (candidate_bb_for_phi_optimization): Remove.
14983 (replace_phi_with_stmt): Rename to ...
14984 (replace_phi_edge_with_variable): this and change so that we
14985 replace the phi argument instead of removing the PHI.
14986 (conditional_replacement): Change so we deal with PHI with more
14987 than two arguments.
14988 (value_replacement): Likewise.
14989 (abs_replacement): Likewise.
14991 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14993 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14994 output_e500_flip_gt_bit.
14996 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14998 (rs6000_generate_compare): Fix logic to look at the correct bits.
14999 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15001 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15002 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15003 gen_move_from_CR_gt_bit.
15005 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15006 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15007 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15009 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15010 (E500_CR_IOR_COMPARE): New constant.
15012 2005-03-08 Earl Chew <earl_chew@agilent.com>
15013 David Billinghurst <David.Billinghurst@riotinto.com>
15015 * config/i386/host-cygwin.c: New file to support precompiled
15017 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15018 * config.host: Use above files for cygwin host.
15020 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15022 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15023 ordering ops from earlier change.
15025 2005-03-07 Per Bothner <per@bothner.com>
15027 Various fixes to allow us to again build if --enable-mapped-location:
15028 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15029 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15030 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15031 local variable loc. Change logic appropriately.
15032 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15033 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15034 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15035 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15036 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15038 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15040 PR rtl-optimization/19683
15041 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15042 number of bytes, to smallest_int_for_mode. Fix arguments to
15043 REG_CANNOT_CHANGE_MODE_P.
15045 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15047 * reorg.c (relax_delay_slots): Check that the jump is
15048 conditional before trying to invert it.
15050 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15052 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15055 * calls (stack_arg_under_construction): Make it static.
15057 * flow.c (regs_live_at_setjmp): Make it static.
15058 * flow.h: Remove the corresponding prototype.
15060 * reload1.c (reload_startobj, reload_firstobj,
15061 something_needs_operands_changed, reload_inherited,
15062 reload_inheritance_insn, reload_override_in,
15063 reload_spill_index): Make them static.
15065 * recog.c (verify_changes): Make it static.
15066 * recog.h: Remove the corresponding prototype.
15068 * cfgbuild.c (find_sub_basic_blocks): Remove.
15069 * basic-block.h: Remove the corresponding prototype.
15070 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15072 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15074 * tree-ssa-operands.c (check_build_stmt): Remove.
15076 * stor-layout.c (set_alignment): Remove.
15077 * tree.h: Remove the corresponding prototype.
15079 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15081 * tree-ssa-dce.c (control_dependence_map,
15082 visited_control_parents): Make them static.
15084 * cfghooks.c (verify_flow_info): Remove local variable
15087 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15090 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15092 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15094 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15096 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15098 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15099 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15100 PARALLEL for an empty structure.
15102 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15104 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15106 * fold-const.c (fold_binary): Unroll the very first "for"
15109 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15111 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15112 redundant match_code test.
15113 (scc_comparison_operator): Swap match_operand and match_code
15115 (branch_positive_comparison_operator): Same.
15116 (trap_comparison_operator): Use comparison_operator and swap with
15119 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15122 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15123 (out_movhi_r_mr): Read low byte of volatile MEM first.
15124 (out_movhi_mr_r): Write high byte of volatile MEM first.
15126 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15128 * cselib.c (reg_values, reg_values_size): Make them static.
15130 * cse.c (cse_reg_info_table): Make it static.
15132 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15134 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15136 * cse.c (find_best_addr): Use canon_for_address.
15138 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15140 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15141 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15142 SUBREG and MEM, respectively.
15144 * fold-const.c (fold_binary): Use code instead of t.
15146 * fold-const.c (optimize_minmax_comparison): Take decomposed
15147 arguments code, type, op0, and op1 instead of t.
15148 (fold_binary): Update a call to optimize_minmax_comparison.
15150 * fold-const.c (fold_range_test): Take decomposed arguments
15151 code, type, op0, and op1 instead of t.
15152 (fold_binary): Update a call to fold_range_test.
15154 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15155 decomposed arguments code, type, op0, and op1 instead of t.
15156 (fold_binary): Update a call to fold_range_test.
15158 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15160 * fold-const.c (fold_binary): Avoid directly using the original
15161 expression t as much as possible.
15163 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15165 * c-semantics.c (build_stmt): Use TYPE_P instead of
15166 IS_NON_TYPE_CODE_CLASS.
15167 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15168 (NON_TYPE_CHECK): Use TYPE_P instead of
15169 IS_NON_TYPE_CODE_CLASS.
15171 * fold-const.c (fold): Remove handling of binary expressions.
15173 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15175 * doc/c-tree.texi: Wrap comments in @r{}.
15176 * doc/cpp.texi: Likewise.
15177 * doc/cppinternals.texi: Likewise.
15178 * doc/extend.texi: Likewise.
15179 * doc/md.texi: Likewise.
15180 * doc/objc.texi: Likewise.
15181 * doc/sourcebuild.texi: Likewise.
15182 * doc/tm.texi: Likewise.
15183 * doc/tree-ssa.texi
15185 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15187 * predict.c (apply_return_prediction): Standardize PHI chain
15189 * tree-ssa.c (ssa_redirect_edge): Likewise.
15191 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15192 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15195 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15196 * tree-flow.h: Adjust the prototype for remove_phi_node.
15197 * lambda-code.c (perfect_nestify): Adjust a call to
15200 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15201 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15203 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15204 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15205 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15206 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15208 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15209 of GEN_INT (trunc_int_for_mode (...)).
15210 * loop-iv.c (iv_number_of_iterations): Likewise.
15211 * postreload.c (reload_cse_move2add): Likewise.
15212 * simplify-rtx.c (simplify_const_unary_operation,
15213 simplify_const_binary_operation): Likewise.
15214 * stor-layout.c (get_mode_bounds): Likewise.
15216 * fold-const.c (fold_binary): New.
15217 (fold): Call fold_binary on binary expressions.
15219 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15221 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15222 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15223 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15224 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15225 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15227 2005-03-04 Devang Patel <dpatel@apple.com>
15229 PR tree-optimization/18815
15230 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15231 loops with zero exit edges.
15233 2005-03-04 Devang Patel <dpatel@apple.com>
15235 * doc/invoke.texi: Remove reference to webpage that does not exist.
15237 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15238 Joseph S. Myers <joseph@codesourcery.com>
15241 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15242 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15243 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15244 * pa.c (get_plabel): Change argument to symbol_ref. Call
15245 maybe_get_identifier instead of get_identifier.
15246 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15247 (struct deferred_plabel): Replace name field with symbol field.
15248 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15249 ASM_OUTPUT_EXTERNAL_REAL is defined.
15250 (output_global_address): Use output_addr_const for output of all
15252 (output_deferred_plabels): Use symbol_ref instead of name for address
15254 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15255 ASM_OUTPUT_SYMBOL_REF): New macros.
15256 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15258 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15261 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15263 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15264 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15266 2005-03-04 Jeff Law <law@redhat.com>
15268 * basic-block.h (rediscover_loops_after_threading): Declare.
15269 * tree-ssa-dom.c: Include cfgloop.h.
15270 (tree_ssa_dominator_optimize): Discover loops and some basic
15271 properties. Remove forwarder blocks recreated by loop header
15272 canonicalization. Also mark backedges in the CFG.
15273 * tree-ssa-threadupdate.c: Include cfgloop.h
15274 (rediscover_loops_after_threading): Define.
15275 (struct local_info): New field, JUMP_THREADED.
15276 (prune_undesirable_thread_requests): New function.
15277 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15278 then record that fact for the callers of redirct_edges.
15279 (thread_block): If BB has incoming backedges, then call
15280 prune_undesirable_thraed_requests. Note when we are
15281 going to have to rediscover loop information. Return a
15282 boolean indicating if any jumps were threaded.
15283 (thread_through_all_blocks): Bubble up boolean indicating
15284 if any jumps were threaded.
15285 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15286 (tree-ssa-threadupdate.o): Similarly.
15288 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15290 * fold-const.c (fold_ternary): Unroll the "for" loop to
15293 2005-03-04 Andrew Haley <aph@redhat.com>
15295 * unwind-dw2-fde-glibc.c (struct
15296 unw_eh_callback_data.check_cache): New field.
15297 (frame_hdr_cache): New.
15298 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15299 Cache frame header info.
15301 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15303 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15304 (print_c_condition): Declare.
15305 * read-rtl.c (ptr_loc): New structure.
15306 (ptr_locs, ptr_loc_obstack, joined_conditions)
15307 (joined_conditions_obstack): New variables.
15308 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15309 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15310 (join_c_conditions, print_c_condition): New functions.
15311 (apply_macro_to_string): Associate the new string with the same
15312 source location as the old one.
15313 (add_condition_to_string): Use join_c_conditions.
15314 (read_string): Use set_rtx_ptr_loc to record a filename and line
15315 number for the string.
15316 (read_rtx): Initialize the new variables above.
15317 * genattrtab.c (write_test_expr, write_attr_value): Use
15319 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15320 comment above the GCC_VERSION check.
15321 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15322 Inline the definition of MAYBE_EVAL.
15323 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15324 * genoutput.c (process_template): Likewise.
15325 * genpreds.c (write_predicate_subfunction): Likewise.
15326 (write_predicate_expr): Use print_c_condition.
15327 * genrecog.c (write_cond): Likewise.
15328 * gensupport.c (process_rtx): Use join_c_conditions to join the
15329 conditions of a define_insn_and_split. Record a source location
15330 for the string after the "&&".
15331 (alter_test_for_insn): Use join_c_conditions.
15333 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15336 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15337 PR tree-optimization/15784
15338 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15341 2005-03-04 Ben Elliston <bje@au.ibm.com>
15343 * gcc.c (option_map): Add --coverage.
15344 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15345 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15346 * config/darwin.h: Pass -lgcov for `coverage'.
15347 * doc/invoke.texi (Debugging Options): Document --coverage.
15349 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15351 * gcse.c (bypass_block): Use find_edge wherever possible.
15353 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15357 * c-opts.c (c_common_parse_file): Call start_source_file
15358 and end_source_file at the approriate times.
15360 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15361 the main file, it will be done for us now.
15363 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15365 * fold-const.c (fold_ternary): New.
15366 (fold): Call fold_ternary on ternary expressions. Remove
15367 handling of ternary expressions.
15369 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15371 PR tree-optimization/15784
15372 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15375 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15377 * config/rs6000/predicates.md (branch_comparison_operator):
15378 Convert from C block to conditional format.
15380 2005-03-03 Jan Hubicka <jh@suse.cz>
15382 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15383 and non-constant public variables.
15385 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15387 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15390 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15393 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15394 calls to release_ssa_name and release_phi_node.
15396 * fold-const.c (fold): Remove handling of unary expressions.
15398 * fold-const.c (fold_unary): Avoid directly using the original
15399 expression t as much as possible.
15401 2005-03-03 Roger Sayle <roger@eyesopen.com>
15402 Andrew Pinski <pinskia@physics.uc.edu>
15404 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15405 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15407 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15409 Describe special registers SRP and MOF as allocatable registers.
15410 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15411 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15412 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15413 TARGET_HAS_MUL_INSNS.
15414 (cris_print_operand) <case 'd'>: New case.
15415 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15416 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15418 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15419 (REG_ALLOC_ORDER): Update for MOF.
15420 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15422 (GENERAL_REGS): No longer a define of ALL_REGS.
15423 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15424 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15425 Adjust accordingly.
15426 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15427 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15428 (SECONDARY_RELOAD_CLASS): Define.
15429 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15430 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15431 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15432 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15433 (REGISTER_MOVE_COST): Define.
15434 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15435 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15436 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15437 (CRIS_MOF_REGNUM): New define_constants.
15438 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15440 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15442 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15443 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15444 Adjust for MOF being properly described as a register.
15445 (indir_to_reg_split): Name this split. Conditionalize on the
15446 destination register being a general register.
15447 (movei): Conditionalize on on operands 0 and 1 having the same
15450 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15453 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15454 -mcpu to override any other explicitly given flags.
15456 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15458 * recog.c (verify_changes, confirm_change_group): New functions,
15459 broken out of apply_change_group.
15460 (apply_change_group): Use them.
15461 * recog.h (verify_change, confirm_change_group): Declare.
15462 * rtl.h (redirect_jump_2): Declare.
15463 * jump.c (redirect_exp, invert_exp): Delete.
15464 (invert_exp_1): Take second parameter. Return value. Changed caller.
15465 (redirect_jump_2): New function, broken out of redirect_jump.
15466 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15467 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15468 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15470 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15472 * varasm.c (named_section): Use xstrdup rather than doing it by
15475 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15477 2005-03-02 Devang Patel <dpatel@apple.com>
15479 Undo PR tree-optimization/18815 fix.
15481 2005-03-02 Devang Patel <dpatel@apple.com>
15483 PR tree-optimization/18815
15484 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15485 loops with zero exit edges.
15487 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15489 * cfg.c (connect_src, connect_dest, disconnect_src,
15490 disconnct_dest): New.
15491 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15492 redirect_edge_pred): Use the new functions.
15494 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15495 free_dominance_info only when needed.
15497 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15500 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15501 (reg_or_sub_cint64_operand): Same.
15503 2005-03-02 Jeff Law <law@redhat.com>
15505 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15506 CFG_ALTERED in the main DOM iteration loop.
15508 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15511 * varasm.c (initializer_constant_valid_p): Allow conversions
15512 between OFFSET_TYPEs. Tidy.
15514 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15516 * config/cris/cris.md ("return"): Remove epilogue delay list
15519 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15521 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15523 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15525 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15527 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15528 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15529 config/m68k/m68k.c, config/mips/mips.h,
15530 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15531 doc/include/gcc-common.texi: Update copyright.
15533 PR middle-end/18029 and PR middle-end/18030
15534 * expr.c (optimize_bitfield_assignment_op): Add a special case
15535 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15537 * fold-const.c (fold_unary): New.
15538 (fold): Call fold_unary on unary expressions.
15540 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15542 * cgraph.h (struct cgraph_edge): Add prev_caller and
15543 prev_callee fields.
15544 (cgraph_node_remove_callees): Export.
15545 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15547 (cgraph_edge_remove_callee): New function.
15548 (cgraph_edge_remove_caller): Likewise.
15549 (cgraph_remove_edge): Use.
15550 (cgraph_redirect_edge_callee): Likewise.
15551 (cgraph_node_remove_callees): New function.
15552 (cgraph_node_remove_callers): Likewise.
15553 (cgraph_remove_node): Use.
15554 * tree-optimize.c (tree_rest_of_compilation): Use
15555 cgraph_node_remove_callees instead of manual loop.
15556 * cgraphunit.c (cgraph_finalize_function): Likewise.
15557 (cgraph_expand_function): Likewise.
15558 (cgraph_remove_unreachable_nodes): Likewise.
15560 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15563 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15565 * c-decl.c (undeclared_variable): Take location as argument.
15566 * c-typeck.c (build_external_ref): Likewise.
15567 * c-parser.c (c_parser_postfix_expression): Pass location of
15568 identifier to build_external_ref.
15570 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15572 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15573 CCEQ mode for branch_positive_comparison_operator test.
15574 * config/rs6000/predicates (branch_comparison_operator): Revert to
15576 (scc_comparison_operator): Same.
15577 (branch_positive_comparison_operator): Same.
15579 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15581 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15582 (cris_delay_slots_for_epilogue): Remove.
15583 (save_last): Move into cris_target_asm_function_epilogue.
15584 (cris_target_asm_function_epilogue): Remove tests for file being
15586 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15587 (cris_delay_slots_for_epilogue): Remove prototypes.
15588 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15589 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15591 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15593 * config/rs6000/predicates.md (branch_comparison_operator): Change
15594 to define_special_predicate.
15595 (scc_comparison_operator): Same.
15596 (branch_positive_comparison_operator): Same.
15598 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15600 * Makefile.in (tree-ssa-sink.o): New.
15601 (OBJS-common): Add tree-ssa-sink.o.
15602 * common.opt: Add -ftree-sink
15603 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15604 * timevar.def (TV_TREE_SINK): new timevar.
15605 * tree-flow.h (is_hidden_global_store): Prototype.
15606 * tree-optimize.c (init_tree_optimization_passes): Add
15608 * tree-pass.h (pass_sink_code): New.
15609 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15610 for non-obvious global store store to is_hidden_global_store, and
15611 call that new function.
15612 * tree-ssa-sink.c: New file.
15613 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15614 * doc/passes.texi: Document forward store motion.
15615 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15616 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15617 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15618 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15620 2005-03-01 Per Bothner <per@bothner.com>
15622 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15623 and we have a non-zero column-number, add it to the message.
15624 Also factor out the diagnostic_kind_text.
15626 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15628 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15629 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15630 flow_loop_scan): Removed.
15631 (flow_loop_dump): Do not dump removed fields.
15632 (flow_loop_free): Do not free removed fields.
15633 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15634 (loop_exit_edge_p): New function.
15635 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15636 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15637 num_exits, exits_doms.
15638 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15639 LOOP_EDGES, LOOP_ALL): Removed.
15640 (flow_loop_scan): Declaration removed.
15641 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15642 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15644 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15645 (if_convert): Call flow_loops_find and flow_loops_free
15646 when calling mark_loop_exit_edges.
15647 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15648 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15649 free_dominance_info calls.
15650 * loop-init.c (flow_loops_find): Ditto.
15651 * passes.c (rest_of_handle_branch_prob): Ditto.
15652 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15653 * loop-unroll.c (analyze_insns_in_loop): Do not use
15655 * predict.c (predict_loops): Do not call flow_loop_scan.
15656 Use get_loop_exit_edges.
15657 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15658 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15659 Do not use EDGE_LOOP_EXIT.
15660 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15661 to bb_with_exit_edge_p.
15662 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15663 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15664 to bb_with_exit_edge_p.
15665 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15667 * tree-loop-linear.c (linear_transform_loops): Do not call
15668 flow_loop_scan. Use loop->single_exit.
15669 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15670 (vect_analyze_loop_form): Do not call flow_loop_scan.
15671 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15673 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15675 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15676 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15677 slpeel_tree_duplicate_loop_to_edge_cfg,
15678 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15679 Use loop_preheader_edge and loop->single_exit. Do not call
15682 2005-03-01 Nick Clifton <nickc@redhat.com>
15684 * config/arm/arm.c (thumb_find_work_register): Check all of the
15685 argument registers to see if they are free, and a couple of
15686 special cases where the last argument register but can be proved
15687 to be available during the function's prologue.
15688 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15689 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15690 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15692 (thumb_compute_save_reg_mask): Likewise. Also use
15693 thumb_find_work_register() to ensure that there is agreement about
15694 which work register is going to be used in the prologue.
15695 (thumb_output_function_prologue): Use unsigned long as the type
15696 for the register bit-mask. Also delay pushing the link register if
15697 other high registers are going to be pushed.
15698 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15699 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15700 redundant prototypes.
15702 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15705 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15706 and after reload in REG+REG indexed addresses without REG_POINTER
15707 set in the base and not set in the index.
15709 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15711 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15712 Don't undefine here.
15713 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15714 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15715 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15716 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15717 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15719 * config.gcc (sh*-*-linux*): Use config/linux.h.
15721 2005-02-28 Dale Johannesen <dalej@apple.com>
15722 Stan Shebs <shebs@apple.com>
15724 Rewrite of 64-bit Darwin structure-by-value pass/return.
15725 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15726 intoffset, use_stack, named.
15727 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15728 (rs6000_darwin64_record_arg_advance_flush): New.
15729 (rs6000_darwin64_record_arg_advance_recurse): New.
15730 (rs6000_darwin64_record_arg_flush): New.
15731 (rs6000_darwin64_record_arg_recurse): New.
15732 (rs6000_darwin64_record_arg): New.
15733 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15734 (function_arg_boundary): Handle 128-bit aligned structs.
15735 (function_arg_advance): Rewrite darwin64 struct handling.
15736 (function_arg): Call rs6000_darwin64_record_arg.
15737 (function_arg_partial_nregs): Handle darwin64 structs.
15738 (rs6000_darwin64_function_value): Remove.
15739 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15741 2005-02-28 Roger Sayle <roger@eyesopen.com>
15743 PR tree-optimization/20216
15744 * tree-chrec.c (tree_fold_factorial): Delete.
15745 (tree_fold_binomial): Change argument list to take a return type
15746 and change the type of K to unsigned int. Rewrite to avoid explicit
15747 evaluation of factorials, and (recursively) calling fold to perform
15748 compile-time arithmetic. Return NULL on (internal) overflow.
15749 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15750 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15751 if any intermediate calculation overflows.
15752 (chrec_apply): Update call to chrec_evaluate.
15754 2005-02-28 James E Wilson <wilson@specifixinc.com>
15756 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15758 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15761 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15762 instead of NULL_TREE on error.
15764 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15766 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15767 (EASY_VECTOR_15_ADD_SELF): Remove.
15768 (num_insns_constant_wide): Not static.
15769 (validate_condition_mode): Not static.
15770 (toc_relative_expr_p): Not static.
15771 (legitimate_indirect_address_p): Not static.
15772 (macho_lo_sum_memory_operand): Not static.
15773 (invalid_e500_subreg): Not static.
15774 (easy_vector_same): Not static.
15775 (easy_vector_splat_const): Not static.
15776 (RS6000_SYMBOL_REF_TLS_P): Remove.
15777 (any_operand): Delete.
15778 (any_parallel_operand): Delete.
15779 (count_register_operand): Delete.
15780 (altivec_register_operand): Delete.
15781 (xer_operand): Delete.
15782 (s8bit_cint_operand): Delete.
15783 (short_cint_operand): Delete.
15784 (u_short_cint_operand): Delete.
15785 (non_short_cint_operand): Delete.
15786 (exact_log2_cint_operand): Delete.
15787 (gpc_reg_operand): Delete.
15788 (cc_reg_operand): Delete.
15789 (cc_reg_not_cr0_operand): Delete.
15790 (reg_or_short_operand): Delete.
15791 (reg_or_neg_short_operand): Delete.
15792 (reg_or_aligned_short_operand): Delete.
15793 (reg_or_u_short_operand): Delete.
15794 (reg_or_cint_operand): Delete.
15795 (reg_or_arith_cint_operand): Delete.
15796 (reg_or_add_cint64_operand): Delete.
15797 (reg_or_sub_cint64_operand): Delete.
15798 (reg_or_logical_cint_operand): Delete.
15799 (got_operand): Delete.
15800 (got_no_const_operand): Delete.
15801 (easy_fp_constant): Delete.
15802 (easy_vector_constant): Delete.
15803 (easy_vector_constant_add_self): Delete.
15804 (zero_constant): Delete.
15805 (zero_fp_constant): Delete.
15806 (volatile_mem_operand): Delete.
15807 (offsettable_mem_operand): Delete.
15808 (mem_or_easy_const_operand): Delete.
15809 (add_operand): Delete.
15810 (non_add_cint_operand): Delete.
15811 (logical_operand): Delete.
15812 (non_logical_cint_operand): Delete.
15813 (mask_operand): Delete.
15814 (mask_operand_wrap): Delete.
15815 (mask64_operand): Delete.
15816 (mask64_2_operand): Delete.
15817 (and64_operand): Delete.
15818 (and64_2_operand): Delete.
15819 (and_operand): Delete.
15820 (reg_or_mem_operand): Delete.
15821 (lwa_operand): Delete.
15822 (symbol_ref_operand): Delete.
15823 (call_operand): Delete.
15824 (current_file_function_operand): Delete.
15825 (input_operand): Delete.
15826 (rs6000_nonimmediate_operand): Delete.
15827 (rs6000_tls_symbol_ref): Delete.
15828 (save_world_operation): Delete.
15829 (restore_world_operation): Delete.
15830 (load_multiple_operation): Delete.
15831 (store_multiple_operation): Delete.
15832 (vrsave_operation): Delete.
15833 (mfcr_operation): Delete.
15834 (mtcrf_operation): Delete.
15835 (lmw_operation): Delete.
15836 (stmw_operation): Delete.
15837 (branch_comparison_operator): Delete.
15838 (branch_positive_comparison_operator): Delete.
15839 (scc_comparison_operator): Delete.
15840 (trap_comparison_operator): Delete.
15841 (boolean_operator): Delete.
15842 (boolean_or_operator): Delete.
15843 (min_max_operator): Delete.
15844 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15845 (EASY_VECTOR_15): Moved to here.
15846 (EASY_VECTOR_15_ADD_SELF): Move to here.
15847 (PREDICATE_CODES): Delete.
15848 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15849 Declare functions no longer static.
15850 * config/rs6000/predicates.md: New.
15851 * config/rs6000/rs6000.md: Include predicates.md
15853 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15855 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15856 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15858 * cfgrtl.c (need_fake_edge_p): Likewise.
15859 * combine.c (distribute_notes): Likewise.
15860 * emit-rtl.c (try_split): Likewise.
15861 * recog.c (peephole2_opimize): Likewise.
15862 * reg-notes.def (ALWAYS_RETURN): Remove.
15863 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15864 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15865 * tree.h (ECF_ALWAYS_RETURN): Remove.
15867 2005-02-28 Roger Sayle <roger@eyesopen.com>
15869 PR middle-end/19874
15870 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15871 between different machine modes is never a "useless" conversion.
15873 2005-02-28 Geert Bosch <bosch@gnat.com>
15876 * doc/contrib.texi: List contributors for Ada front end
15878 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15880 * simplify-rtx.c (simplify_unary_operation_1,
15881 simplify_const_unary_operation): New, extracted from...
15882 (simplify_unary_operation): ... this one.
15883 (simplify_binary_operation_1,
15884 simplify_const_binary_operation): New, extracted from...
15885 (simplify_binary_operation): ... this one.
15886 * rtl.h (simplify_const_unary_operation,
15887 simplify_const_binary_operation): Add prototypes.
15889 2005-02-28 Julian Brown <julian@codesourcery.com>
15891 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15892 building libjava and caused PR regression/20228.
15894 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15897 * Makefile.in (host_subdir): New.
15898 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15899 * configure: Regenerate.
15901 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15903 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15904 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15905 installation directory first.
15907 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15910 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15911 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15912 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15913 * config/cris/cris.md: Tweak comments referring to Q.
15914 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15915 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15916 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15917 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15918 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15919 Insert spaces in constraints to align alternatives vertically for
15921 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15924 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15926 PR rtl-optimization/17728
15927 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15928 operand 0 from general_operand to move_dest_operand.
15930 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15932 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15933 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15934 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15935 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15937 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15939 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15940 * configure: Regenerate.
15941 * libada-mk.in: Remove CC; rename
15942 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15944 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15947 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15948 for the lhs, also walk over the tree. Likewise for rhs.
15950 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15952 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15953 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15954 Do not propagate value of iv before increment over the increment.
15956 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15958 * c-parser.c: New file.
15959 * c-parse.in: Remove.
15960 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15962 (c-parser.o): Add dependencies.
15963 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15964 maintainer-clean, TAGS): Update.
15965 * c-config-lang.in (gtfiles): Update.
15966 * gengtype-lex.l: Don't handle "@@".
15967 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15968 objc_build_synchronized, objc_begin_try_stmt,
15969 objc_begin_catch_clause, objc_finish_catch_clause,
15970 objc_build_finally_clause, objc_finish_try_stmt): New.
15971 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15973 (c_parse_init): Update comment.
15974 * c-decl.c (c_init_decl_processing): Update comment.
15975 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15976 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15977 new c_declspecs members.
15979 2005-02-25 Julian Brown <julian@codesourcery.com>
15981 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15982 from being used for symbols with vague linkage when
15983 HAVE_GAS_COMDAT_GROUP is true.
15985 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15987 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15989 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15992 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15993 (LIBGCC2_HAS_DF_MODE): New.
15994 (LIBGCC2_HAS_XF_MODE): New.
15995 (LIBGCC2_HAS_TF_MODE): New.
15996 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15997 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15998 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15999 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16000 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16001 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16002 and add _fixtfdi, _fixunstfdi, _floatditf
16003 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16004 L_fixunstfdi, L_floatditf.
16005 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16006 (LIBGCC2_HAS_TF_MODE): Define.
16008 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16010 PR tree-optimization/20204
16011 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16012 REWRITE_THIS_STMT markers on PHI nodes.
16013 (rewrite_initialize_block): Likewise.
16015 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16017 * version.c (version_string): Update to 4.1.
16019 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16021 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16022 Clarify that the alternative way doesn't work in GNU C++.
16024 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16026 PR tree-optimization/19937
16027 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16028 to the type of the induction variable.
16030 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16032 PR rtl-optimization/20117
16033 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16034 the block including noncopyable insn.
16036 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16038 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16039 calls to find_reg_note.
16041 2005-02-24 Richard Henderson <rth@redhat.com>
16044 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16047 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16049 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16050 vector types if to use base reg for misaligned non-word ld/std.
16052 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16055 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16056 dwarf2 label manually and put it after, not before the prologue.
16058 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16061 * reload.c (operands_match_p): Only increment register number for
16062 SCALAR_INT_MODE_P modes in multiple hard registers.
16064 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16067 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16069 * ChangeLog.5: Fix log message typo(s).
16070 * ChangeLog.7: Likewise.
16071 * ChangeLog.tree-ssa: Likewise.
16072 * cfgexpand.c: Fix comment typo(s).
16073 * conflict.c: Likewise.
16074 * defaults.h: Likewise.
16075 * dwarf2out.c: Likewise.
16076 * gcse.c: Likewise.
16077 * ggc-page.c: Likewise.
16078 * tree-eh.c: Likewise.
16079 * tree-ssa-dom.c: Likewise.
16081 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16084 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16085 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16086 if SHARED is defined.
16089 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16090 allow splitting only if operands 0 and 3 don't overlap.
16092 2005-02-24 Richard Henderson <rth@redhat.com>
16094 PR middle-end/19953
16095 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16096 (fold_builtin_1): Call them.
16097 * fold-const.c (fold_complex_mult_parts): Split out from ...
16098 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16099 (fold_complex_div_parts, fold_complex_div): New.
16101 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16103 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16105 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16106 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16108 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16109 (print_node): Likewise.
16110 Print TYPE_SIZES_GIMPLIFIED.
16112 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16114 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16115 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16116 operands as commutative in constraints.
16118 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16120 * tree-into-ssa.c: Re-organize internal functions.
16122 2005-02-24 Richard Henderson <rth@redhat.com>
16124 PR middle-end/18902
16125 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16127 * common.opt (fcx-limited-range): New.
16128 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16129 * toplev.c (flag_complex_method): Initialize to 1.
16130 (process_options): Set flag_complex_method to 0 if
16131 flag_cx_limited_range.
16132 * doc/invoke.texi (-fcx-limited-range): New.
16134 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16136 * cse.c (delete_trivially_dead_insns): Speed up by using
16137 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16140 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16142 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16143 functions when -mid-shared-library is being used.
16145 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16147 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16148 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16149 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16150 * system.h: Poison LINK_LIBGCC_SPECIAL.
16152 2005-02-23 James E Wilson <wilson@specifixinc.com>
16154 * gengtype.c (note_insn_name): Make 1 element larger.
16156 2005-02-23 Roger Sayle <roger@eyesopen.com>
16159 PR rtl-optimization/20097
16160 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16161 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16163 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16165 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16166 * t-aix52 (SHLIB_INSTALL): Same.
16168 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16170 * genpreds.c: Update copyright.
16172 2005-02-23 Michael Beach <michaelb@ieee.org>
16175 * config/sparc/t-elf (startup files): Assemble with CPP.
16177 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16179 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16180 (write_predicate_expr): Likewise.
16182 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16184 PR tree-optimization/20100
16185 PR tree-optimization/20115
16186 * tree-optimize.c (init_tree_optimization_passes): Remove
16187 pass_maybe_create_global_var.
16188 * tree-pass.h (pass_maybe_create_global_var): Remove.
16189 * tree-ssa-alias.c (aliases_computed_p): Declare.
16190 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16191 (count_calls_and_maybe_create_global_var): Remove.
16192 (pass_maybe_create_global_var): Remove.
16193 (init_alias_info): Do not declare aliases_computed_p.
16194 (maybe_create_global_var): If the function contains no
16195 call-clobbered variables and a mix of pure/const and regular
16196 function calls, create .GLOBAL_VAR.
16197 Mark all call-clobbered variables for renaming.
16198 (merge_pointed_to_info): Update comment.
16199 (add_pointed_to_var): Likewise.
16200 (is_escape_site): Likewise.
16201 Accept struct alias_info * instead of size_t *.
16203 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16205 * tree-ssa-operands.c (get_call_expr_operands): If
16206 ALIASES_COMPUTED_P is false, do not add call-clobbering
16208 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16209 (delete_tree_ssa): Likewise.
16211 2005-02-22 James E Wilson <wilson@specifixinc.com>
16213 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16214 (do_compile): Do call it here.
16216 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16218 PR rtl-optimization/20017.
16219 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16220 rest_of_handle_cse2, rest_of_handle_gcse): Call
16221 delete_dead_jumptables immediately before calling cleanup_cfg.
16223 2005-02-22 Devang Patel <dpatel@apple.com>
16226 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16229 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16231 * config/rs6000/aix.h (WINT_TYPE): Define.
16233 2005-02-22 Stan Shebs <shebs@apple.com>
16235 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16236 natural alignment for 64-bit Darwin.
16237 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16239 * doc/invoke.texi: Document this.
16241 2005-02-22 DJ Delorie <dj@redhat.com>
16243 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16244 to make_[un]signed_type, not the mode itself.
16246 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16248 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16249 not available. Use tail calls wherever possible.
16250 (make_edge): Call unchecked_make_edge to create an edge.
16252 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16253 (coalesce_ssa_name): Don't check for
16254 SSANORM_USE_COALESCE_LIST.
16255 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16257 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16259 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16260 (rewrite_into_ssa): ... here.
16262 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16264 PR tree-optimization/19786
16265 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16266 tag to another's may-alias bitmap when adding to the other's list.
16268 2005-02-21 DJ Delorie <dj@redhat.com>
16270 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16271 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16272 registers in unsupported ways.
16273 * expmed.c (init_expmed): Likewise.
16275 2005-02-21 Stan Cox <scox@redhat.com>
16277 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16279 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16281 * tree-cfg.c (fold_cond_expr_cond): New.
16282 (make_edges): Call fold_cond_expr_cond.
16283 (find_taken_edge): Accept nothing but INTEGER_CST.
16284 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16286 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16288 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16289 that do not belong to any basic block.
16291 2005-02-21 Jeff Law <law@redhat.com>
16293 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16296 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16298 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16299 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16300 Adjust their definitions.
16301 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16302 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16304 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16305 genautomata.c, langhooks.c, langhooks.h, system.h,
16306 config/arm/lib1funcs.asm: Update copyright.
16308 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16310 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16312 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16315 * doc/install.texi: Document --with-gc.
16317 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16319 * simplify-rtx.c (simplify_unary_operation): Add a missing
16322 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16324 PR tree-optimization/18663
16325 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16326 if the type has variable bounds.
16328 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16330 * gcse.c: Remove an obsolete comment.
16332 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16334 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16336 * doc/extend.texi (Function Attributes) <Attribute const>: The
16337 attribute "pure" is below this text, not above.
16339 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16341 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16342 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16343 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16345 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16348 * langhooks.h (struct lang_hooks): Add to_target_charset.
16349 * langhooks.c (lhd_to_target_charset): New function.
16350 * langhooks-def.h: Declare lhd_to_target_charset.
16351 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16352 (LANG_HOOKS_INITIALIZER): Update.
16353 * c-common.c (c_common_to_target_charset): New function.
16354 * c-common.h: Declare it.
16355 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16356 c_common_to_target_charset.
16358 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16359 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16360 Delete definitions.
16361 * system.h: Poison them.
16362 * doc/tm.texi: Don't discuss them.
16363 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16364 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16365 (pp_c_char): Do not attempt to generate letter escapes for
16367 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16368 * config/mips/mips.c (mips_output_ascii): Likewise.
16370 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16372 PR tree-optimization/19951
16373 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16376 2005-02-19 Steven Bosscher <stevenb@suse.de>
16378 PR middle-end/19698
16379 * function.h (struct function): New field `max_loop_depth'.
16380 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16381 (flow_loops_find): Reset the max loop depth count before finding loops.
16382 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16383 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16384 (calculate_global_regs_live): Make sure the loop will terminate
16385 when the initial sets are not empty.
16387 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16389 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16391 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16393 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16396 * doc/invoke.texi: Remove documentation of %M spec.
16398 (init_spec): Remove %M suffix from -lgcc_s.
16399 (do_spec_1): Remove 'M' case.
16400 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16401 to put shared libraries in the multilib directory. Remove the
16402 shlib_so_soname substitution variable. Don't add a multilib encoding
16403 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16404 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16405 SHLIB_INSTALL as well as SHLIB_LINK.
16406 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16407 (SHLIB_NAME): Delete.
16408 (SHLIB_DIR): New macro.
16409 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16410 (SHLIB_INSTALL): Adjust accordingly.
16411 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16412 * config/t-slibgcc-sld: Likewise.
16413 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16414 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16415 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16417 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16418 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16419 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16420 Use @shlib_base_name@ instead of @shlib_so_name@.
16421 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16422 and @shlib_base_name@.so in @multilib_dir@.
16423 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16424 to the install path.
16425 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16426 (SHLIB_LINK): Remove previous workaround.
16427 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16428 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16429 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16431 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16432 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16433 (SHLIB_INSTALL): Adjust accordingly.
16434 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16435 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16436 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16437 config/t-slibgcc-elf-ver.
16439 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16440 Jakub Jelinek <jakub@redhat.com>
16442 PR tree-optimization/19828
16443 * tree-ssa-loop-im.c: Add a TODO comment.
16444 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16445 without side-effects.
16447 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16449 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16452 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16454 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16455 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16456 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16458 (ia64_reorg): Delete fixup_errata call.
16459 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16460 (TARGET_SWITCHES): Delete -mb-step entry.
16462 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16465 * c-typeck.c (composite_type): Handle quals in transparent unions.
16466 (type_lists_compatible_p): Likewise.
16468 2005-02-18 Stan Shebs <shebs@apple.com>
16470 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16471 expressions in the .literal8 section.
16473 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16475 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16477 2005-02-18 Roger Sayle <roger@eyesopen.com>
16479 * fold-const.c (constant_boolean_node): Always create values of the
16480 specified type, don't bother calling truthvalue_conversion.
16482 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16484 * except.c (output_function_exception_table): Call
16485 assemble_external_libcall (eh_personality_libfunc).
16487 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16490 * config/ia64/ia64.h (struct machine_function): Add state_num.
16491 * config/ia64/ia64.c (process_epilogue,
16492 process_for_unwind_directive): Use new unwind state numbers each
16493 time rather than state 1.
16495 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16498 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16499 before the "*llgt_didi" pattern.
16501 2005-02-18 Jason Merrill <jason@redhat.com>
16503 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16505 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16507 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16508 (div0): Use it in place of ARM_FUNC_ALIAS.
16509 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16511 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16513 PR middle-end/20030
16514 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16515 access, the lower bound of the array type if it exists.
16517 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16520 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16521 cases that are out-of-range for the index type.
16523 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16525 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16526 (estimate_case_costs): Don't call convert.
16527 * expmed.c (expand_shift): Likewise.
16528 (make_tree): Call fold_convert instead of convert.
16530 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16533 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16534 that ref to be marked MEM_READONLY_P doesn't have base that needs
16537 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16539 * genautomata.c (output_get_cpu_unit_code_func,
16540 output_cpu_unit_reservation_p): Don't generate old-style function
16543 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16546 PR tree-optimization/20009
16547 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16549 PR tree-optimization/18947
16550 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16551 inline, remove all nodes that are inlined into the extern inline
16554 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16556 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16557 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16558 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16559 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16562 2005-02-17 Roger Sayle <roger@eyesopen.com>
16564 PR tree-optimization/19917
16565 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16566 to be potentially trapping.
16568 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16570 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16572 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16574 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16575 tem becomes a local variable which is set to the value of the
16576 back end defined INITIAL_FRAME_ADDRESS macro.
16577 (expand_builtin_frame_address): Omit the base parameter to
16578 expand_builtin_return_addr.
16579 (expand_builtin_profile_func): Likewise.
16580 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16581 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16582 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16584 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16586 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16587 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16588 * config/frv/frv.c (frv_function_epilogue): Likewise.
16590 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16592 * lambda-code (perfect_nestify): Remove mark/unmark
16593 for rewriting hack.
16594 * tree-loop-linear.c (linear_transform_loops): Add
16595 rewrite_into_ssa call so that ssa is correct for
16596 rewriting into loop closed.
16598 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16600 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16601 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16603 * bt-load.c (btr_def_live_range, combine_btr_defs,
16604 migrate_btr_def, migrate_btr_defs): Likewise.
16605 * cfgcleanup.c (thread_jump): Likewise.
16606 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16607 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16608 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16609 df_rd_local_compute, df_reg_info_compute): Likewise.
16610 * dominance.c (init_dom_info, free_dom_info): Likewise.
16611 * flow.c (init_propagate_block_info,
16612 free_propagate_block_info): Likewise.
16613 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16614 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16615 modify_reg_pav): Likewise.
16616 * loop-invariant.c (find_defs, find_invariant_insn,
16617 find_invariants, free_inv_motion_data): Likewise.
16618 * predict.c (tree_predict_by_opcode,
16619 estimate_bb_frequencies): Likewise.
16620 * stmt.c (expand_case): Likewise.
16621 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16622 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16623 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16624 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16625 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16626 rewrite_ssa_into_ssa): Likewise.
16627 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16628 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16629 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16630 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16631 * tree-sra.c (tree_sra): Likewise.
16632 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16633 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16634 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16635 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16636 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16637 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16639 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16640 calculate_live_on_entry, calculate_live_on_exit,
16641 build_tree_conflict_graph): Likewise.
16642 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16643 record_important_candidates, set_use_iv_cost, find_depends,
16644 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16645 tree_ssa_iv_optimize_finalize): Likewise.
16646 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16647 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16648 tree_duplicate_loop_to_header_edge): Likewise.
16649 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16650 * tree-ssa.c (verify_flow_insensitive_alias_info,
16651 verify_name_tags, verify_ssa, init_tree_ssa,
16652 delete_tree_ssa): Likewise.
16653 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16654 fini_ssanames): Likewise.
16655 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16657 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16659 * config/rs6000/t-rtems: Completely reworked.
16661 2005-02-17 Ira Rosen <irar@il.ibm.com>
16663 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16665 2005-02-17 Ira Rosen <irar@il.ibm.com>
16667 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16668 POINTER_TYPE_P when checking that type is a pointer.
16669 (vect_get_memtag): Remove.
16670 (vect_address_analysis): Use POINTER_TYPE_P. Call
16671 vect_object_analysis with dummy parameter for memtag.
16672 (vect_object_analysis): Extract memtag (functionality that
16673 used to be in vect_get_memtag and moved here). Fix printings.
16674 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16675 with correct parameters. Remove call to vect_get_memtag.
16677 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16679 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16680 (tree-vectorizer.o): Added missing dependencies.
16682 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16684 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16685 declaration in tree-vectorizer.c, now has an extern declaration in
16686 tree-vectorizer.h).
16687 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16688 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16689 get_vectype_for_scalar_type, vect_is_simple_use,
16690 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16691 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16692 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16693 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16694 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16695 find_loop_location): Likewise.
16697 * tree-vectorizer.c (langhooks.h): #include removed.
16698 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16699 moved to tree-vectorized.h.
16700 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16701 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16702 get_vectype_for_scalar_type, vect_is_simple_use,
16703 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16704 vect_supportable_dr_alignment, new_loop_vec_info,
16705 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16706 vect_set_verbosity_level, find_loop_location): Likewise.
16708 (vect_analyze_loop): Function externalized. Declaration moved to
16709 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16710 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16711 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16712 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16713 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16714 vect_enhance_data_refs_alignment, vect_analyze_operations,
16715 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16716 vect_stmt_relevant_p, vect_get_loop_niters,
16717 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16718 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16719 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16720 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16721 vect_get_memtag): Likewise.
16723 (vectorizable_load): Function externalized. Declaration moved to
16724 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16725 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16726 vect_transform_loop): Likewise.
16727 (vect_transform_stmt): Moved to tree-vect-transform.c.
16728 (vect_align_data_ref, vect_create_destination_var,
16729 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16730 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16731 vect_get_vec_def_for_operand, vect_init_vector,
16732 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16733 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16734 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16735 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16736 vect_do_peeling_for_loop_bound): Likewise.
16738 * tree-vect-analyze.c: New file.
16739 * tree-vect-transform.c: New file.
16741 2005-02-17 Jason Merrill <jason@redhat.com>
16743 PR mudflap/19319, c++/19317
16744 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16747 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16749 * doc/install.texi (Specific): Update link for Darwin-specific
16752 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16754 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16755 constant_boolean_node.
16757 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16760 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16761 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16763 2005-02-16 Richard Henderson <rth@redhat.com>
16766 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16768 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16769 replace uses with Wtype_MAXp1_F.
16770 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16771 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16772 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16773 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16774 and HAVE_TFMODE as appropriate.
16775 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16776 (__floatdisf): Likewise.
16777 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16778 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16779 (Wtype_MAXp1_F): New.
16780 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16781 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16783 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16786 * arm.c (arm_apply_result_size): New function.
16787 * arm.h (APPLY_RESULT_SIZE): Define.
16788 * arm-protos.h (arm_apply_result_size): Add prototype.
16789 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16790 (movxf): New expand.
16791 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16792 (call_value_symbol): Remove predicate for operand 0.
16793 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16794 (untyped_call): Rework to correclty return values for any type.
16795 (untyped_return): New expand.
16796 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16798 2005-02-16 Stan Shebs <shebs@apple.com>
16800 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16801 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16803 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16805 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16806 configure settings on Solaris 7 and later.
16808 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16810 PR tree-optimization/19865
16811 * tree-optimize.c (init_tree_optimization_passes): Run
16812 pass_may_alias after pass_sra.
16814 2005-02-16 Richard Henderson <rth@redhat.com>
16815 Stuart Hastings <stuart@apple.com>
16818 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16819 Do nothing if debug info suppressed for this function.
16820 (dbxout_begin_function): Early exit if debug info suppressed for
16823 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16826 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16828 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16830 PR tree-optimization/19967
16831 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16832 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16833 argument TYPE. Adjust calls to fold_builtin_XXX.
16834 (expand_builtin, fold_builtin_1): Adjust calls to
16835 expand_builtin_XXX.
16836 (fold_builtin_strchr, fold_builtin_strpbrk,
16837 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16838 result to a requested type TYPE.
16840 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16842 PR middle-end/19857
16843 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16844 (T)x & (T)cst if (T)cst overflows.
16845 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16846 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16848 2005-02-15 Jeff Law <law@redhat.com>
16850 * gcse.c (blocks_with_calls): New bitmap.
16851 (alloc_gcse_mem): Allocate it.
16852 (free_gcse_mem): Free it.
16853 (clear_modifY_mem_tables): Clear it.
16854 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16855 when we encounter CALL_INSNs.
16856 (compute_transp, case MEM): Handle blocks with calls separate
16857 from blocks without calls. Use bitmap iterators rather than
16860 2005-02-15 Peter O'Gorman <peter@pogma.com>
16863 * mklibgcc.in (vis_hide): Use a temporary object file, not
16866 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16869 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16870 access optimization.
16872 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16873 Alan Modra <amodra@bigpond.net.au>
16876 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16877 (_xlqsub): Rename to __gcc_qsub.
16878 (_xlqmul): Rename to __gcc_qmul.
16879 (_xlqdiv): Rename to __gcc_qdiv.
16880 Provide versioned symbol aliases with old names.
16881 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16882 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16883 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16884 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16885 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16887 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16889 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16890 Fold ~(A - 1) and ~(A + -1) to -A.
16892 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16896 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16897 config/pa/pa-host.c:pa_gt_pch_use_address.
16899 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16901 * tree-vn.c (get_value_handle): Make sure that given an
16902 is_gimple_min_invariant expression, we always return it.
16904 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16906 * passes.c (rest_of_handle_gcse): Fix a comment.
16908 2005-02-15 Jeff Law <law@redhat.com>
16910 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16912 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16913 (canon_list_insert, record_last_mem_set_info): Similarly.
16914 (clear_modify_mem_tables): Similarly.
16916 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16918 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16919 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16920 config/mips/mips.md, config/rs6000/aix.h,
16921 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16923 2005-02-15 Richard Henderson <rth@redhat.com>
16925 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16926 call to be best_edge.
16928 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16930 * basic-block.h: Adjust the prototype for find_basic_blocks.
16931 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16932 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16935 * flow.c (recompute_reg_usage): Remove all arguments.
16936 * passes.c (rest_of_compilation): Adjust the call to
16937 recompute_reg_usage.
16938 * rtl.h: Adjust the prototype for recompute_reg_usage.
16940 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16942 * tree-dump.c (dump_files): Update to reflect new member
16944 (dump_register): Add new argument.
16946 (dump_switch_p_1): Check against glob name if doglob was passed.
16947 (dump_switch_p): Check against regular first, then glob if
16948 we didn't have any hits on the dump name.
16949 * tree-optimize.c (register_one_dump_file):
16950 Pass in glob name as well.
16951 * tree-pass.h (struct dump_file_info): Add glob
16954 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16956 PR preprocessor/16323
16957 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16959 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16962 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16963 (trunctfdf2_internal1): New.
16964 (trunctfdf2_internal2): Renamed from trunctfdf2.
16966 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16968 PR tree-optimization/19853
16969 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16971 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16973 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16974 delete_dead_jumptables and cleanup_cfg.
16976 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16978 * reload.c (find_reloads): Swap address_reloaded flags when
16979 swapping commutative operands.
16981 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16983 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16984 Use standard_iv_increment_position for computing the bsi position
16986 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16989 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16992 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16993 life range of hard registers.
16994 * value-prof.c (insn_prefetch_values_to_profile): Only
16997 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16998 profile in libcalls.
17000 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17002 * bitmap.h (bitmap_and_compl_into): Return bool.
17003 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17005 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17007 PR tree-optimization/19944
17008 * fold-const.c (fold): Re-add ABS_EXPR folding.
17010 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17013 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17014 {TARGET,MASK}_XL_COMPAT.
17015 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17017 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17018 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17020 (rs6000_arg_partial_bytes): Same.
17021 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17022 and XL compatibility enabled.
17023 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17024 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17025 test to final condition.
17026 (cmptf_internal2): New.
17027 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17028 xl-compat. Add TFmode information to description.
17030 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17032 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17034 2005-02-13 Jason Merrill <jason@redhat.com>
17037 * fold-const.c (fold_indirect_ref_1): Split out from...
17038 (build_fold_indirect_ref): Here.
17039 (fold_indirect_ref): New fn.
17040 * tree.h: Declare it.
17041 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17042 (gimplify_modify_expr_rhs): Likewise.
17043 (gimplify_expr): Likewise.
17045 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17047 PR tree-optimization/14303
17048 PR tree-optimization/15784
17049 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17050 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17051 ABS_EXPR<x> != 0 to x != 0.
17053 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17055 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17056 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17057 spelling conventions.
17059 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17060 delete_trivially_dead_insns too many times.
17062 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17065 2005-02-12 Ira Rosen <irar@il.ibm.com>
17067 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17068 (vect_is_simple_iv_evolution): Remove redundant parameter
17070 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17071 without last parameter.
17072 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17073 Return pointer step. Call vect_is_simple_iv_evolution without
17074 last parameter. Check only that the step is multiple of size
17075 type. Remove stmt_vinfo updates.
17076 (vect_get_memtag_and_dr): Remove.
17077 (vect_get_memtag): New function.
17078 (vect_address_analysis): New function.
17079 (vect_object_analysis): New function.
17080 (vect_analyze_data_refs): Call vect_object_analysis and
17081 vect_get_memtag. Update stmt_vinfo fields.
17083 2005-02-12 Ira Rosen <irar@il.ibm.com>
17085 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17086 exist and are objects. Remove checks for pointer.
17087 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17088 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17089 (vect_create_data_ref_ptr): Likewise.
17090 (vect_base_addr_differ_p): New function.
17091 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17092 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17093 Don't set the DR_BASE_NAME field of data-ref.
17094 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17096 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17098 * optabs.h (enum optab_index): Add new OTI_ldexp.
17099 (ldexp_optab): Define corresponding macro.
17100 * optabs.c (init_optabs): Initialize ldexp_optab.
17101 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17103 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17105 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17106 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17108 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17109 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17112 2005-02-12 Ira Rosen <irar@il.ibm.com>
17114 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17116 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17118 (vect_get_base_and_offset): Always return an address.
17119 (vect_create_addr_base_for_vector_ref): Remove treatment for
17120 different data reference types.
17121 (vect_compute_data_ref_alignment): Rename base to base_address in
17122 stmt_vec_info. Get the object in order to force its alignment.
17123 (vect_get_memtag_and_dr): Rename base to base_address in
17124 stmt_vec_info. Extract the object for memtag analysis.
17126 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17128 PR regression/19898.
17129 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17130 changes cc_status, use apply modified_in_p to part of cc_status
17131 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17134 2005-02-11 Richard Henderson <rth@redhat.com>
17136 * tree-complex.c (expand_complex_libcall): New.
17137 (expand_complex_multiplication): Use it for c99 compliance.
17138 (expand_complex_division): Likewise.
17139 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17141 * builtins.c (built_in_names): Remove const.
17142 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17144 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17145 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17146 (built_in_names): Remove const.
17147 * c-common.c (c_common_type_for_mode): Handle complex modes.
17148 * flags.h, toplev.c (flag_complex_method): Rename from
17149 flag_complex_divide_method.
17150 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17151 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17152 * libgcc2.h: Declare them.
17153 * libgcc-std.ver: Export them.
17154 * mklibgcc.in (lib2funcs): Build them.
17156 2005-02-11 Steven Bosscher <stevenb@suse.de>
17158 PR tree-optimization/19876
17159 Partially revert my change from 2005-01-14
17160 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17161 (compute_antic): ...and remove the loop here.
17163 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17165 PR middle-end/19858
17166 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17167 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17169 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17170 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17172 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17174 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17175 offsets for the big-endian 32-bit case.
17177 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17179 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17181 2005-02-11 Dale Johannesen <dalej@apple.com>
17183 * cselib.c (cselib_process_insn): Clear out regs where
17184 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17185 * reload.c (find_equiv_reg): Ditto.
17187 2005-02-11 Ian Lance Taylor <ian@airs.com>
17189 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17192 * tree.c (build_function_type_list): Work correctly if there are
17195 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17197 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17198 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17199 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17200 TARGET_ZARCH instead of TARGET_64BIT.
17202 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17204 * config/rs6000/t-rtems:
17205 (MULTILIB_OPTIONS): Remove mcpu=602.
17206 (MUTLILIB_DIRNAMES): Remove m602.
17207 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17208 Let mcpu=602 match mcpu=603.
17209 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17211 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17213 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17214 signal trampolines.
17216 2005-02-10 David Daney <ddaney@avtrex.com>
17218 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17219 * config/i386/linux-unwind.h: Likewise.
17220 * config/ia64/linux-unwind.h: Likewise.
17221 * config/mips/linux-unwind.h: Likewise.
17222 * config/pa/linux-unwind.h: Likewise.
17223 * config/rs6000/linux-unwind.h: Likewise.
17224 * config/s390/linux-unwind.h: Likewise.
17225 * config/sh/linux-unwind.h: Likewise.
17226 * config/sparc/linux-unwind.h: Likewise.
17228 2005-02-10 Steven Bosscher <stevenb@suse.de>
17230 PR tree-optimization/17549
17231 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17232 TER to replace a DEF with its expression if the DEF and the
17233 rhs of the expression we replace into have the same root
17236 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17238 * config/mips/mips.md: Fix the placement of the match_scratch in the
17241 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17243 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17246 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17248 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17249 (strip_offset): Handle addresses.
17250 (add_address_candidates): Use strip_offset.
17251 (difference_cost): Reflect strip_offset change.
17252 (force_var_cost, difference_cost): Strip nops.
17254 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17256 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17258 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17259 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17260 config/cris/cris-protos.h, config/cris/cris.c: Update
17263 2005-02-10 Jeff Law <law@redhat.com>
17265 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17266 (lookup_avail_expr): Similarly.
17268 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17270 * builtins.c (fold_builtin_powi): New function.
17271 (fold_builtin_1): Call it.
17273 2005-02-10 Steven Bosscher <stevenb@suse.de>
17275 PR documentation/19309
17276 * doc/cpp.texi: The __GNUC__ and related predefined macros
17277 are also defined for the "standalone" cpp.
17278 Some non-GCC compilers may also define __GNUC__.
17280 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17283 * c-typeck.c (common_type): New routine. Old common_type renamed
17285 (c_common_type): ...this.
17286 (build_conditional_expr, build_binary_op): Use c_common_type instead
17289 2005-02-10 Steven Bosscher <stevenb@suse.de>
17291 * doc/md.texi: Replace @samp{length} with @code{length}.
17293 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17295 PR tree-optimization/18687
17296 * tree-flow.h (find_loop_niter): Declare.
17297 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17298 Try using scev even for loops with more than one exit.
17299 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17300 (struct ivopts_data): Added niters field.
17301 (struct nfe_cache_elt): New.
17302 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17304 (tree_ssa_iv_optimize_init): Initialize niters cache.
17305 (determine_number_of_iterations): Removed.
17306 (find_induction_variables): Do not call determine_number_of_iterations.
17307 Access niters for single exit through niter_for_single_dom_exit.
17308 (add_iv_outer_candidates): Access niters for single exit through
17309 niter_for_single_dom_exit.
17310 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17311 number_of_iterations_cond.
17312 (iv_period): New function.
17313 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17314 (may_replace_final_value): Take data argument. Use
17315 niter_for_single_dom_exit.
17316 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17317 (rewrite_use_compare): Pass data to may_eliminate_iv.
17318 (rewrite_use_outer): Pass data to may_replace_final_value.
17319 (free_loop_data): Clean up the niters cache.
17320 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17321 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17322 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17323 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17324 (num_ending_zeros): Moved to tree.c.
17325 * tree.h (num_ending_zeros): Declare.
17326 * tree.c (num_ending_zeros): Moved from tree.c.
17328 2005-02-09 Richard Henderson <rth@redhat.com>
17330 * builtins.c (DEF_BUILTIN): Add COND argument.
17331 * tree.h (DEF_BUILTIN): Likewise.
17332 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17333 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17335 (DEF_BUILTIN_STUB): New.
17336 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17337 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17338 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17339 * c-common.c (DEF_BUILTIN): Add COND argument.
17340 * tree.c (local_define_builtin): New.
17341 (build_common_builtin_nodes): New.
17343 2005-02-09 Roger Sayle <roger@eyesopen.com>
17345 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17346 floating point expression ignoring the sign of the result.
17347 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17348 (fold) <MULT_EXPR>: Use it to simplify x*x.
17349 * tree.h (fold_strip_sign_ops): Prototype here.
17350 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17351 argument. Use fold_strip_sign_ops to simplify the first argument.
17352 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17353 first argument when the second argument is an even integer
17354 constant, but only with -funsafe_math_optimizations.
17355 (fold_builtin_1): Update call to fold_builtin_copysign.
17357 2005-02-09 Ian Lance Taylor <ian@airs.com>
17359 PR middle-end/19583
17360 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17361 just check whether EH_FILTER_FAILURE falls through.
17363 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17365 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17366 insns return to ready list in the next turn.
17368 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17370 PR middle-end/19402
17371 * builtins.def: New __builtin_powi[lf].
17372 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17373 (expand_builtin_powi): New function.
17374 (expand_builtin): Dispatch to expand_builtin_powi.
17375 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17376 * libgcc2.c: Add __builtin_powi[lf] implementation.
17377 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17378 * optabs.h: Add powi_optab.
17379 * optabs.c (init_optabs): Initialize powi_optab.
17380 * doc/extend.texi: Document __builtin_powi[lf].
17382 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17384 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17387 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17389 PR middle-end/19854
17390 * fold-const.c (try_move_mult_to_index): Remove redundant
17391 type argument. Create ADDR_EXPR with correct type.
17392 (fold): Update callers of try_move_mult_to_index. Convert
17393 result to the appropriate type.
17395 2005-02-09 Roger Sayle <roger@eyesopen.com>
17398 * config/avr/avr.c (default_rtx_costs): Delete.
17399 (avr_operand_rtx_cost): New function.
17400 (avr_rtx_costs): Completely rewrite.
17402 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17405 * config/cris/cris.c (in_code): New variable.
17406 (cris_output_addr_const): Now a static function, a wrapper for
17408 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17409 case from old cris_output_addr_const.
17410 (cris_asm_output_label_ref): Similar for LABEL_REF.
17411 (cris_output_addr_const_extra): Similar for UNSPEC.
17412 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17413 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17414 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17416 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17417 (cris_asm_output_label_ref): Declare.
17419 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17421 PR preprocessor/19801
17422 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17423 filenames that changed when libcpp was moved to the toplevel.
17425 2005-02-07 Roger Sayle <roger@eyesopen.com>
17427 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17428 zero extensions of BImode operands. Call lowpart_subreg instead
17429 of gen_lowpart_common and gen_lowpart_SUBREG.
17431 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17434 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17435 * configure.ac: Set cc_for_cross_gnattools.
17436 * configure: Regenerate.
17438 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17441 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17443 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17446 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17447 of nested functions.
17449 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17451 * doc/extend.texi: Document deprecated extensions allowing
17452 static floating-point members to have initializers and allowing
17453 floating-point literals in integral constant expressions.
17455 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17457 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17458 config/darwin7.h, config/mips/mips.c,
17459 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17462 * cse.c: Update comments.
17464 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17466 PR middle-end/19775
17467 * builtins.c (fold_builtin_sqrt): Transform
17468 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17471 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17472 Dorit Naishlos <dorit@il.ibm.com>
17474 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17475 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17476 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17478 * tree.h (vect_set_verbosity_level): New extern function declaration
17480 * tree-vectorizer.h (verbosity_levels): New enum type.
17481 * tree-vectorizer.c (vect_debug_stats): Function removed.
17482 (vect_debug_details): Likewise.
17483 (vect_verbosity_level): Global variable was defined and initialized.
17484 (vect_dump): Global variable definition.
17485 (vect_print_dump_info): New function.
17486 (vect_set_dump_settings): New function.
17487 (vect_set_verbosity_level): New function.
17488 (vectorize_loops): Add call to vect_set_dump_settings.
17490 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17491 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17492 (slpeel_tree_peel_loop_to_edge): Likewise.
17494 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17495 appropriate verbosity level instead of call to vect_debug_details
17496 or vect_debug_stats.
17497 (vect_get_base_and_offset):
17498 (vect_create_addr_base_for_vector_ref):
17499 (get_vectype_for_scalar_type):
17500 (vect_create_data_ref_ptr):
17501 (vect_init_vector):
17502 (vect_get_vec_def_for_operand):
17503 (vect_finish_stmt_generation):
17504 (vectorizable_assignment):
17505 (vectorizable_operation):
17506 (vectorizable_store):
17507 (vectorizable_load):
17508 (vect_transform_stmt):
17509 (vect_update_ivs_after_vectorizer):
17510 (vect_do_peeling_for_loop_bound):
17511 (vect_update_inits_of_drs):
17512 (vect_do_peeling_for_alignment):
17513 (vect_transform_loop):
17514 (vect_is_simple_use):
17515 (vect_analyze_operations):
17516 (vect_is_simple_iv_evolution):
17517 (vect_analyze_scalar_cycles):
17518 (vect_analyze_data_ref_dependence):
17519 (vect_analyze_data_ref_dependences):
17520 (vect_compute_data_ref_alignment):
17521 (vect_enhance_data_refs_alignment):
17522 (vect_analyze_data_refs_alignment):
17523 (vect_analyze_data_ref_access):
17524 (vect_analyze_data_ref_accesses):
17525 (vect_analyze_pointer_ref_access):
17526 (vect_get_memtag_and_dr):
17527 (vect_analyze_data_refs):
17528 (vect_mark_relevant):
17529 (vect_stmt_relevant_p):
17530 (vect_mark_stmts_to_be_vectorized):
17531 (vect_can_advance_ivs_p):
17532 (vect_get_loop_niters):
17533 (vect_analyze_loop_form):
17534 (vect_analyze_loop):
17535 (vectorize_loops): Likewise.
17537 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17538 (vect_update_inits_of_drs):
17539 (vect_do_peeling_for_alignment):
17540 (vect_transform_loop):
17541 (vect_analyze_operations):
17542 (vect_analyze_scalar_cycles):
17543 (vect_analyze_data_ref_dependences):
17544 (vect_analyze_data_refs_alignment):
17545 (vect_analyze_data_ref_accesses):
17546 (vect_analyze_data_refs):
17547 (vect_mark_stmts_to_be_vectorized):
17548 (vect_get_loop_niters):
17549 (vect_analyze_loop_form):
17550 (vect_analyze_loop): Likewise.
17551 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17553 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17557 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17558 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17559 either -ffast-math or -funsafe-math-optimizations is in use.
17561 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17562 * config/mips/irix-csr.c: New file.
17563 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17564 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17565 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17568 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17570 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17571 redundant, incorrect definitions.
17573 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17575 ("*tls_indirect_call"): New, reference hard regs directly.
17576 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17578 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17580 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17581 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17583 2005-02-06 Roger Sayle <roger@eyesopen.com>
17585 PR rtl-optimization/19800
17586 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17587 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17590 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17592 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17594 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17597 * doc/invoke.texi: Correct documentation of -freorder-functions.
17599 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17602 * doc/invoke.texi: Don't mention gccbug.
17604 2005-02-06 Roger Sayle <roger@eyesopen.com>
17605 Andrew Pinski <pinskia@physics.uc.edu>
17606 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17608 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17609 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17610 into just (zero_extract:SI FOO (const_int 1) BAR).
17612 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17614 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17615 macro locally. Don't give last revision date. Use GCC version
17616 number from gcc-common.texi.
17617 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17618 revision date. Use GCC version number from gcc-common.texi.
17619 Describe being a library as current state rather than as 3.x
17621 * doc/gcc.texi: Remove last update date.
17622 * doc/gccint.texi: Likewise. Update copyright dates.
17623 * doc/install.texi: Update copyright dates.
17625 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17628 * doc/invoke.texi: Mention for each option included in -Wall that
17629 it is included in -Wall.
17630 * doc/gcc.texi: Update copyright and last modification date.
17632 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17634 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17635 unnecessary cast to original induction variable increments.
17637 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17639 PR tree-optimization/18219
17640 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17641 in distributed form.
17643 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17645 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17646 Set bitpos and offset later in the function. Do nothing if the
17647 target is a register and if the bitfield lies completely outside
17649 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17650 here. Return an uninitialised register if the source value is stored
17651 in a register and the bitfield lies completely outside that register.
17653 2005-02-06 Steven Bosscher <stevenb@suse.de>
17655 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17658 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17660 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17662 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17664 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17665 * config/darwin8.h: New.
17666 * config/darwin7.h: Update comment.
17668 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17669 Dorit Naishlos <dorit@il.ibm.com>
17671 * tree-vectorizer.h (LOC): New type.
17672 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17673 (loop_line_number): New field in struct _loop_vec_info.
17674 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17676 * tree-vectorizer.c (input.h): Included.
17677 (find_loop_location): New function.
17678 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17679 loop line number removed.
17680 (vect_debug_details): Likewise.
17681 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17683 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17684 call to vect_debug_details/stats changed from loop to loop_loc.
17685 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17686 (slpeel_tree_peel_loop_to_edge): Likewise.
17688 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17689 changed from NULL to UNKNOWN_LOC.
17690 (vect_get_base_and_offset):
17691 (vect_create_addr_base_for_vector_ref):
17692 (get_vectype_for_scalar_type):
17693 (vect_create_data_ref_ptr):
17694 (vect_init_vector):
17695 (vect_get_vec_def_for_operand):
17696 (vect_finish_stmt_generation):
17697 (vectorizable_assignment):
17698 (vectorizable_operation):
17699 (vectorizable_store):
17700 (vectorizable_load):
17701 (vect_transform_stmt):
17702 (vect_update_ivs_after_vectorizer):
17703 (vect_do_peeling_for_loop_bound):
17704 (vect_do_peeling_for_alignment):
17705 (vect_transform_loop):
17706 (vect_is_simple_use):
17707 (vect_analyze_operations):
17708 (vect_is_simple_iv_evolution):
17709 (vect_analyze_scalar_cycles):
17710 (vect_analyze_data_ref_dependences):
17711 (vect_compute_data_ref_alignment):
17712 (vect_enhance_data_refs_alignment):
17713 (vect_analyze_data_ref_access):
17714 (vect_analyze_data_ref_accesses):
17715 (vect_analyze_pointer_ref_access):
17716 (vect_get_memtag_and_dr):
17717 (vect_analyze_data_refs):
17718 (vect_mark_relevant):
17719 (vect_stmt_relevant_p):
17720 (vect_mark_stmts_to_be_vectorized):
17721 (vect_can_advance_ivs_p):
17722 (vect_get_loop_niters):
17723 (vect_analyze_loop):
17724 (vectorize_loops): Likewise.
17726 (vectorizable_load): Argument in call to vect_debug_details/stats
17727 changed from loop to LOOP_LOC (loop_vinfo).
17728 (vect_transform_loop):
17729 (vect_analyze_operations):
17730 (vect_analyze_scalar_cycles):
17731 (vect_analyze_data_ref_dependence):
17732 (vect_enhance_data_refs_alignment):
17733 (vect_analyze_data_ref_accesses):
17734 (vect_analyze_pointer_ref_access):
17735 (vect_analyze_data_refs):
17736 (vect_analyze_loop): Likewise.
17738 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17739 changed from loop to loop_loc.
17741 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17743 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17744 Dorit Naishlos <dorit@il.ibm.com>
17746 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17748 (vect_analyze_data_ref_dependences): Likewise.
17750 (vect_is_simple_use): Argument changed from loop structure to
17751 loop_vect_info structure.
17752 (vect_can_advance_ivs_p): Likewise.
17753 (vect_create_index_for_vector_ref): Likewise.
17754 (vect_update_ivs_after_vectorizer): Likewise.
17755 (new_stmt_vec_info): Likewise.
17757 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17758 changed from loop to loop_vinfo.
17759 (vect_create_data_ref_ptr): First argument in call to
17760 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17761 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17762 was changed from loop to loop_vinfo.
17763 (vectorizable_operation): Likewise.
17764 (vectorizable_store): Likewise.
17765 (vect_mark_stmts_to_be_vectorized): Likewise.
17766 (vect_do_peeling_for_loop_bound): First argument in call to
17767 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17768 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17769 was changed from loop to loop_vinfo.
17770 (vect_analyze_data_ref_dependences): Third argument in call to
17771 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17773 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17774 (vect_create_data_ref_ptr): Likewise.
17775 (vect_init_vector): Likewise.
17776 (vect_get_vec_def_for_operand): Likewise.
17777 (vectorizable_assignment): Likewise.
17778 (vectorizable_operation): Likewise.
17779 (vectorizable_store): Likewise.
17780 (vectorizable_load): Likewise.
17781 (vect_update_ivs_after_vectorizer): Likewise.
17782 (vect_is_simple_use): Likewise.
17783 (vect_analyze_data_ref_dependence): Likewise.
17784 (vect_analyze_pointer_ref_access): Likewise.
17785 (vect_can_advance_ivs_p): Likewise.
17787 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17788 before _stmt_vec_info.
17789 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17790 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17791 (new_stmt_vec_info): Argument changed from loop structure to
17792 loop_vect_info structure
17794 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17795 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17796 (vect_create_addr_base_for_vector_ref): Likewise.
17797 (vect_analyze_pointer_ref_access): Likewise.
17799 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17802 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17803 phi flag if the phi is abnormal.
17805 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17808 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17809 information for the new statement.
17811 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17814 * gcc.c (main): Include the target in -v output.
17816 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17818 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17819 Do not drop the extend if we'd have to add a paradoxical subreg
17820 later. Include optabs.h and insn-codes.h.
17821 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17823 2005-02-02 Roger Sayle <roger@eyesopen.com>
17825 PR middle-end/19405
17826 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17827 * fold-const.c (const_binop): Avoid constant folding floating
17828 point operations in modes that use composite representations.
17829 * simplify-rtx.c (simplify_binary_operation): Likewise.
17831 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17833 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17835 (altivec_dstt): Likewise.
17836 (altivec_dstst): Likewise.
17837 (altivec_dststt): Likewise.
17838 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17841 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17843 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17844 EXPR_LOCUS from orig_cond to the new cond_stmt.
17845 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17848 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17850 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17851 standard_iv_increment_position. Remove call to bsi_next
17852 (no need to bump the iterator anymore).
17853 (vect_create_index_for_vector_ref): Call
17854 standard_iv_increment_position. Remove second function argument.
17855 (vect_finish_stmt_generation): Remove call to bsi_next
17856 (no need to bump the iterator anymore).
17857 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17858 to vect_create_index_for_vector_ref.
17860 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17862 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17863 phis are used out of the loop.
17865 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17868 * c-decl.c (undef_nested_function): New variable.
17869 (pop_scope): Diagnose undefined nested functions.
17870 (finish_function): Don't attempt cgraph processing or genericizing
17871 if current top-level function contained an undefined nested
17872 function. Reset undef_nested_function at the end of a top-level
17875 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17877 * tree.c (build_int_cst_type): Take sign of the value into account
17878 when deciding whether sign extend the value.
17880 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17883 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17884 (cpp_options, cc1_options): Change %{std*&ansi} to
17885 %{std*&ansi&trigraphs}.
17887 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17889 * cse.c: Update comments.
17891 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17893 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17894 arguments go on the stack. Do not put complex doubles in odd/even
17897 2005-02-02 Steven Bosscher <stevenb@suse.de>
17899 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17900 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17901 -ftree-pre, and -fthread-jumps.
17903 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17905 PR tree-optimization/19578
17906 * tree-flow.h (modified_noreturn_calls): Declare.
17907 (noreturn_call_p): Declare.
17908 * tree-flow-inline.h (noreturn_call_p): New function.
17909 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17910 * tree-cfg.c (modified_noreturn_calls): New variable.
17911 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17912 that contain a mid-block noreturn call.
17913 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17915 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17917 * df.c (df_def_record_1, df_uses_record): Don't use
17919 * df.h (DF_FOR_REGALLOC): Remove.
17921 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17924 * c-typeck.c (really_start_incremental_init): Reset
17925 constructor_max_index for arrays of incomplete type.
17927 2005-02-02 Jeff Law <law@redhat.com>
17929 * gcse.c (struct reg_set): Store the block index where the register
17930 was set rather than the setting insn.
17931 (record_one_set, compute_transp): Corresponding changes.
17932 (pre_insert_copy_insn): Do not call replace_one_set.
17933 (replace_one_set): Remove.
17935 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17938 * doc/gcov.texi: Fix typo.
17940 2005-02-01 Richard Henderson <rth@redhat.com
17943 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17944 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17946 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17947 * config/i386/i386-protos.h: Update.
17949 2005-02-01 Steven Bosscher <stevenb@suse.de>
17951 PR tree-optimization/19217
17952 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17953 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17954 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17955 that it is walking a PHI node.
17957 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17959 * doc/extend.texi (Nested Functions): Update.
17961 2005-02-01 Richard Henderson <rth@redhat.com>
17964 * optabs.c (expand_copysign_absneg): Export.
17965 * optabs.h (expand_copysign_absneg): Declare.
17966 * config/rs6000/rs6000.md (copysigntf3): New.
17968 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17970 PR tree-optimization/19633
17971 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17972 * tree-ssa-alias.c (init_alias_info): Initialize.
17973 (merge_pointed_to_info): Set.
17974 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17975 (dump_points_to_info_for): Show value of pt_null.
17976 (struct count_ptr_d): Declare.
17977 (find_ptr_dereference): Remove.
17978 (ptr_is_dereferenced_by): Remove.
17979 (count_ptr_derefs): New local function.
17980 (count_uses_and_derefs): New local function.
17981 (compute_points_to_and_addr_escape): Call it. If the number
17982 of dereferences is greater than zero, mark the pointer as
17983 dereferenced. If there are fewer dereferences than uses of
17984 the pointer, the pointer's value escapes.
17986 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17988 PR tree-optimization/19670
17989 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17991 (verify_use): ... set it here, instead.
17993 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17995 * doc/sourcebuild.texi (Test directives): Fix formatting.
17997 * doc/sourcebuild.texi (Test directives): Describe selector
18000 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18002 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18003 specific 64-bit CPUs.
18005 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18008 * arm.c (arm_eliminable_register): New function.
18009 (adjacent_mem_locations): Don't allow eliminable registers. Use
18010 HOST_WIDE_INT for address offsets.
18011 * arm-protos.h (arm_eliminable_register): Add prototype.
18013 2005-02-01 Steven Bosscher <stevenb@suse.de>
18015 PR optimization/15242
18016 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18017 * basic-block.h (duplicate_computed_gotos): Add prototype.
18018 * bb-reorder.c (duplicate_computed_gotos): New function to
18019 duplicate sufficiently small blocks ending in a computed jump.
18020 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18021 if not optimizing for size.
18022 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18023 never do tail merging for blocks ending in a computed jump.
18024 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18026 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18028 Patch from Richard Sandiford <rsandifo@redhat.com>
18029 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18030 from inheriting a subreg equivalence with a non-spill register.
18032 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18034 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18036 * config/frv/frv.c (movcc_fp_destination_operand): New.
18037 (gpr_or_memory_operand): Fix typo in comment.
18038 (gpr_or_memory_operand_with_scratch): New.
18039 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18040 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18041 movcc_fp_destination_operand.
18042 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18043 Legitimize memory addresses using a scratch register.
18045 2005-01-31 Jeff Law <law@redhat.com>
18047 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18048 bitmap a sparse bitmap instead of a simple bitmap.
18049 (mark_def_sites_initialize_block): Corresponding changes.
18050 (ssa_mark_def_sites_initialize_block): Likewise.
18051 (ssa_mark_phi_uses): Likewise.
18052 (mark_def_site, ssa_mark_def_sites): Likewise.
18053 (mark_def_site_blocks): Likewise.
18054 (rewrite_ssa_into_ssa): Likewise.
18056 * tree-ssa-dom.c (record_cond): Pass correct variable type
18057 for last argument to htab_find_slot_with_hash.
18059 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18060 effects when optimizing 0 % X. Do not try to optimize X % 0.
18062 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18064 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18067 2005-02-01 Eric Christopher <echristo@redhat.com>
18069 * config/mips/mips.c (override_options): Warn if -mint64
18071 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18074 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18076 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18078 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18079 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18080 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18081 (cached_regno): Initialize to INVALID_REGNUM.
18082 (cse_reg_info_table_size,
18083 cse_reg_info_table_first_uninitialized,
18084 cse_reg_info_timestamp): New.
18085 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18087 (init_cse_reg_info, get_cse_reg_info_1): New.
18088 (get_cse_reg_info): Cache the last look-up.
18089 (new_basic_block): Update the code to clear mappings from
18090 registers to cse_reg_info entries.
18091 (cse_main): Call init_cse_reg_info.
18093 * cse.c (get_cse_reg_info): Update a comment.
18095 2005-01-31 Steven Bosscher <stevenb@suse.de>
18098 * c-decl.c (start_decl): Do not warn about arrays of elements with
18099 an incomplete type here.
18100 (grokdeclarator): Do it here by making a pedwarn an error.
18101 * c-typeck.c (push_init_level): If there were previous errors with
18102 the constructor type, do not warn about braces for initializers.
18103 (process_init_element): Likewise for excess initializer elements.
18105 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18107 * cse.c (delete_trivially_dead_insn): Don't iterate.
18109 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18111 * config/rs6000/rs6000.md (copysignsf3): New expand.
18112 (copysigndf3): Likewise.
18114 2005-01-31 Steven Bosscher <stevenb@suse.de>
18116 * recog.c (constrain_operands): Only look for earlyclobber operand
18117 conflicts if an '&' constraint was seen.
18119 2005-01-31 Marc Espie <espie@openbsd.org>
18121 * config.gcc: Don't include embedded systems fragment, switches default
18122 debugging format to ELF.
18123 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18124 longer pick it up there.
18126 2005-01-31 Dale Johannesen <dalej@apple.com>
18128 * doc/extend.texi (nested functions): Fix linkage description.
18129 Clarify that static is not allowed.
18131 2005-01-31 Dale Johannesen <dalej@apple.com>
18133 * config/rs6000/darwin.md (movsf_low_di): Make work.
18134 (movdf_low_di): Make work.
18136 2005-01-31 Dale Johannesen <dalej@apple.com>
18138 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18139 Make work for 64 bit.
18141 2005-01-31 Roger Sayle <roger@eyesopen.com>
18142 Dale Johannesen <dalej@apple.com>
18144 PR middle-end/19650
18145 * fold-const.c (fold_binary_op_with_conditional_arg):
18146 Make types match original operands, before STRIP_NOPS.
18148 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18150 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18151 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18152 (struct gcc_sigcontext): Delete. Merge contents to..
18153 (struct gcc_ucontext): ..here.
18154 (get_sigcontext): Delete.
18155 (get_regs): New function, like get_sigcontext but return regs ptr.
18156 64-bit version finds regs from r1 to support vdso.
18157 (ppc_linux_aux_vector): New function.
18158 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18161 2005-01-31 Ira Rosen <irar@il.ibm.com>
18163 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18165 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18166 redundant fold. Fix misalignment for MINUS_EXPR.
18167 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18168 (vect_analyze_pointer_ref_access): Likewise.
18169 (vect_get_memtag_and_dr): Likewise.
18171 2005-01-31 Richard Henderson <rth@redhat.com>
18173 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18174 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18175 absnegdf2_i387, absnegxf2_i387): Likewise.
18177 2005-01-31 Richard Henderson <rth@redhat.com>
18180 * optabs.c (expand_copysign_absneg): New.
18181 (expand_copysign_bit): Split out from ...
18182 (expand_copysign): ... here. Use expand_copysign_absneg.
18184 2005-01-30 Roger Sayle <roger@eyesopen.com>
18186 PR middle-end/19697
18187 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18188 constant as the second operand and a register as the third.
18190 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18193 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18194 that dllimport'd functions do not use all call-clobbered registers
18195 to pass parameters.
18197 2005-01-30 Richard Henderson <rth@redhat.com>
18200 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18201 expand_abs_nojump and generalize. Use operand_subword and
18202 emit_no_conflict_block. Support large modes.
18203 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18205 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18206 negation to subtraction.
18207 (expand_copysign): Check that the format has signed zeros.
18208 Use operand_subword and emit_no_conflict_block. Support large modes.
18210 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18212 Fix PR tree-optimization/19624
18214 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18215 * tree-ssa-pre.c: Add cfgloop.h.
18217 (pre_stats): New member, constified.
18218 (inserted_exprs): New static variable.
18219 (NECESSARY): New macro.
18220 (create_expression_by_pieces): Fold the expression, and
18221 mark it as defaulting to not necessary. Also put in
18223 (fully_constant_expression): New function.
18224 (insert_into_preds_of_block): Modify to not insert phis when we
18225 are playing with induction variables.
18226 Push phis onto the inserted_exprs vector, and mark them as not
18227 necessary by default.
18228 (insert_aux): Call fully_constant_expression on eprime.
18229 If all edges produce the same value, mark it constant.
18230 (mark_operand_necessary): New function.
18231 (remove_dead_inserted_code): New function.
18232 (init_pre): Init loop optimizer to get loop info.
18233 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18234 (execute_pre): Commit edge inserts, then remove dead code.
18236 2005-01-30 Richard Henderson <rth@redhat.com>
18238 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18239 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18241 2005-01-30 Richard Henderson <rth@redhat.com>
18244 * config/i386/i386.c (ix86_expand_copysign): New.
18245 (ix86_split_copysign_const): New.
18246 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18247 rearrange op1/nmask operands.
18248 * config/i386/i386-protos.h: Update.
18249 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18250 (copysigndf3): Likewise.
18251 (copysignsf3_const, copysigndf3_const): New.
18252 (copysignsf3_var): Rename from copysignsf3, split out splitter
18253 and fix split predicate for X constraint.
18254 (copysigndf3_var): Similarly.
18256 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18258 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18259 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18260 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18262 2005-01-29 Richard Henderson <rth@redhat.com>
18265 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18266 of # and * in constraints.
18268 2005-01-29 Richard Henderson <rth@redhat.com>
18270 PR middle-end/19689
18271 * expr.c (store_field): Don't strip sub-mode cast when the input
18272 data is even smaller.
18274 2005-01-29 Richard Henderson <rth@redhat.com>
18276 PR middle-end/19687
18277 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18280 2005-01-29 Richard Henderson <rth@redhat.com>
18282 * combine.c (make_field_assignment): Fix argument order
18285 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18287 PR tree-optimization/15791
18288 * fold-const.c (extract_array_ref): New function.
18289 (fold): Fold comparisons between &a[i] and &a[j] or
18290 semantically equivalent trees.
18292 2005-01-29 Jeff Law <law@redhat.com>
18294 * gcse.c (insert_expr_in_table): Revamp handling of available
18295 and anticipatable occurrence lists to avoid unnecessary list
18297 (insert_set_in_table): Similarly.
18299 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18301 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18303 (c_build_qualified_type): Build qualified array types with
18304 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18305 * c-decl.c (c_make_fname_decl): Build unqualified array type
18306 before qualified type.
18307 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18308 type is qualified, not just if type itself is. Don't apply
18309 qualifiers to array type when declarator is processed. Apply
18310 qualifiers to field type whether or not it is an array type.
18311 Don't handle array types specially for applying qualifiers to
18313 * c-typeck.c (composite_type): Build unqualified element type and
18314 array type when forming composite of array types.
18315 (common_pointer_type, comptypes, comp_target_types,
18316 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18317 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18319 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18320 (args2) in variables a1 and a2.
18322 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18324 * cse.c (n_elements_made, max_elements_made): Remove.
18325 (insert): Don't touch n_elements_made.
18326 (cse_main): Don't touch n_elements_made or max_elements_made.
18328 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18331 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18332 configuration part of dp-bit.c to be lost.
18334 2005-01-28 Roger Sayle <roger@eyesopen.com>
18336 * expmed.c (expand_mult_highpart_optab): When attempting to use
18337 a non-widening multiplication in a wider mode, the operands need
18338 to be converted (zero or sign extended) to that mode.
18340 2005-01-28 Ian Lance Taylor <ian@airs.com>
18342 PR middle-end/16558
18343 PR middle-end/19583
18344 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18345 through if both operands fall through.
18347 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18349 * cse.c (fold_rtx) <PC>: Don't optimize.
18351 2005-01-28 Jeff Law <law@redhat.com>
18353 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18354 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18356 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18358 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18359 cse_reg_info_used_list_end): Remove.
18360 (cse_reg_info_list, cse_reg_info_list_free): New.
18361 (get_cse_reg_info): When allocating an instance of
18362 cse_reg_info, add it to the beginning of the cse_reg_info_list
18363 list. Remove code to maintain cse_reg_info_used_list.
18364 (new_basic_block): Reset the free list to the beginning of
18367 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18369 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18370 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18371 (frv_expand_mdpackh_builtin): New function.
18372 (frv_expand_builtin): Use it to expand __MDPACKH.
18373 * doc/extend.texi (__MDPACKH): Update documentation.
18375 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18377 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18378 SSE_FLOAT_MODE_P for use_sse computation.
18380 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18383 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18385 2005-01-27 Richard Henderson <rth@redhat.com>
18387 * builtins.c (expand_builtin_copysign): New.
18388 (expand_builtin): Call it.
18389 * genopinit.c (optabs): Add copysign_optab.
18390 * optabs.c (init_optabs): Initialize it.
18391 (expand_copysign): New.
18392 * optabs.h (OTI_copysign, copysign_optab): New.
18393 (expand_copysign): Declare.
18395 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18396 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18398 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18399 (ix86_expand_fp_absneg_operator): ... here.
18400 (ix86_split_copysign): New.
18401 * config/i386/i386-protos.h: Update.
18402 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18403 (copysignsf3, copysigndf3): New.
18405 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18406 (copysignsf3, ncopysignsf3): New.
18407 (copysigndf3, ncopysigndf3): New.
18408 (copysignxf3, ncopysignxf3): New.
18409 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18411 2005-01-27 Arend Bayer <arend.bayer@web.de>
18412 Kazu Hirata <kazu@cs.umass.edu>
18414 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18415 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18416 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18419 2005-01-27 Jeff Law <law@redhat.com>
18421 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18422 definitions of SSA_NAMEs which are not being rewritten.
18423 (rewrite_ssa_into_ssa): Only initialize the current definition
18424 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18425 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18426 SSA_NAMEs before returning.
18428 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18430 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18431 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18432 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18433 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18434 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18436 2005-01-27 Steven Bosscher <stevenb@suse.de>
18438 PR middle-end/17278
18439 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18440 higher to -O2 and higher. Likewise for tree PRE.
18441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18444 2005-01-27 Ian Lance Taylor <ian@airs.com>
18446 PR middle-end/19583
18447 * gimple-low.c (try_catch_may_fallthru): New static function.
18448 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18449 * tree-inline.c (expand_call_inline): Don't warn about reaching
18450 the end of a non-void function being inlined if the function uses
18453 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18455 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18458 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18459 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18460 (implicitly_declare): Handle error_mark_node.
18462 2005-01-27 Richard Henderson <rth@redhat.com>
18465 * tree.h (struct tree_decl): Add debug_expr_is_from.
18466 (DECL_DEBUG_EXPR_IS_FROM): New.
18467 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18468 * dwarf2out.c (dwarf2out_var_location): Update to match.
18469 * tree-outof-ssa.c (create_temp): Likewise.
18470 * var-tracking.c (track_expr_p): Likewise.
18471 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18472 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18473 * toplev.c (default_tree_printer): Likewise.
18475 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18477 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18478 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18480 2005-01-27 Steven Bosscher <stevenb@suse.de>
18482 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18483 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18484 ASM_CLOBBERS): Add tree checks.
18486 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18487 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18488 * c-common.def (SWITCH_STMT): Update to match.
18489 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18490 macros instead of SWITCH_EXPR ones.
18491 * c-dump.c (c_dump_tree): Likewise.
18492 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18493 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18495 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18497 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18499 * unwind-dw2.c (execute_stack_op): Add missing cases for
18500 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18502 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18504 * config.gcc (Obsolete configurations): Remove 'dummy', add
18505 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18508 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18510 PR tree-optimization/19633
18511 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18513 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18514 are no call-clobbered variables.
18515 * tree-outof-ssa.c (check_replaceable): Return false for calls
18518 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18520 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18521 even for variables with NULL DECL_INITIAL.
18523 2005-01-26 Stuart Hastings <stuart@apple.com>
18525 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18527 2005-01-26 Richard Henderson <rth@redhat.com>
18529 PR middle-end/18008
18530 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18532 * expr.c (store_field): Strip conversions to odd-bit-sized types
18533 if the destination field width matches.
18535 2005-01-26 Richard Henderson <rth@redhat.com>
18537 * c-decl.c, expmed.c, expr.c: Revert last change.
18539 2005-01-26 Richard Henderson <rth@redhat.com>
18541 PR middle-end/18008
18542 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18544 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18545 if we don't need the bits above those present in the current mode.
18546 * expr.c (store_field): Strip conversions to odd-bit-sized types
18547 if the destination field width matches.
18549 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18551 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18552 either -ffast-math or -funsafe-math-optimizations is in use.
18554 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18558 * config/avr/avr.c (notice_update_cc): Only set condition code for
18559 ashrqi3 if shift count > 0.
18560 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18561 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18562 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18563 count <= 0 as a no-op, and shift count >= width by copying zero
18564 or sign bit to all bits of the result.
18565 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18566 count, with attribute "length" set to 0 and "cc" set to "none".
18568 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18570 * doc/invoke.texi: Document -mTLS.
18572 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18573 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18574 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18575 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18576 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18577 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18578 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18579 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18581 * configure.ac: Check for a TLS capable gas.
18583 * configure: Regenerate.
18585 2005-01-26 Richard Henderson <rth@redhat.com>
18587 PR middle-end/18008
18588 * combine.c (make_field_assignment): Simplify store to zero_extract
18589 from a source with an overlapping mask.
18591 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18593 2004-11-11 Eric Christopher <echristo@redhat.com>
18595 * config/frv/frv.md: Add fr400_integer automaton. Don't
18596 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18599 2005-01-26 Steven Bosscher <stevenb@suse.de>
18601 PR middle-end/16585
18602 * cfgbuild.c (make_edges): Do not clear or set
18603 current_function_has_computed_jump.
18604 * function.h (struct function): Remove the has_computed_jump field.
18605 (current_function_has_computed_jump): Do not define.
18606 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18607 in a computed jump. Ignore current_function_has_computed_jump.
18609 2005-01-26 Richard Henderson <rth@redhat.com>
18611 PR middle-end/19515
18612 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18613 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18615 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18616 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18617 objects into static storage if they have more than one non-zero value.
18618 * tree.h (categorize_ctor_elements): Update decl.
18620 2005-01-26 Steven Bosscher <stevenb@suse.de>
18622 PR middle-end/19616
18623 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18624 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18625 to this function from 2004-07-10.
18626 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18627 the current function for tail call optimizations if the address
18628 of one of it its arguments is taken.
18630 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18632 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18634 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18636 * function.c (expand_function_end): If current_function_calls_alloca,
18637 emit stack restore in a place that is reached when the function falls
18638 through at the end.
18640 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18642 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18643 rule to avoid matching inappropriate suffix rule.
18645 2005-01-26 Jan Hubicka <jh@suse.cz>
18647 PR tree-optimization/19241
18648 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18650 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18652 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18653 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18655 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18656 <sim*>: Always use crt1.o, regardless of N in simN.
18657 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18658 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18659 (CRT_CALL_STATIC_FUNCTION): Remove.
18660 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18661 use crt1.o, regardless of N in simN.
18662 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18663 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18664 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18665 case isystem setting.
18666 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18668 2005-01-25 Ian Lance Taylor <ian@airs.com>
18670 * gimple-low.c (block_may_fallthru): Correct handling of
18671 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18673 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18675 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18676 handlers to match indentation; nested under the mtune=* handler.
18677 Similar for mcpu= and march=.
18679 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18681 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18682 * config/mips/linux64.h (LIB_SPEC): Likewise.
18683 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18684 * config/sh/linux.h (LIB_SPEC): Likewise.
18686 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18688 * config/frv/frv.c (frv_legitimize_tls_address): New.
18689 (TARGET_HAVE_TLS): Define.
18690 (FRV_SYMBOL_REF_TLS_P): Define.
18691 (frv_override_options): Handle new register classes.
18692 (frv_legitimate_address_p): Reject tls addresses.
18693 (frv_legitimize_address): Handle TLS addresses.
18694 (gen_inlined_tls_plt): New.
18695 (gen_tlsmoff): New.
18696 (frv_legitimize_tls_address): New.
18697 (unspec_got_name): Add TLS entries.
18698 (got12_operand): Add R_FRV_TLSMOFF12 case.
18699 (frv_emit_move): Fixup TLS addresses.
18700 (frv_emit_movsi): Legitimize TLS addresses.
18702 * config/frv/frv.h (MASK_BIG_TLS): New.
18703 (TARGET_BIG_TLS): New.
18704 (HAVE_AS_TLS): Define.
18705 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18706 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18707 (REG_CLASS_NAMES): Same.
18708 (REG_CLASS_CONTENTS): Same.
18709 (CONSTRAINT_LEN): New.
18710 (REG_CLASS_FROM_CONSTRAINT): New.
18711 (PREDICATE_CODES): Add symbolic_operand.
18713 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18714 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18715 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18716 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18717 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18718 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18719 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18720 GR9_REG, GR14_REG, LRREG.
18721 (type): Add load_or_call attribute.
18722 ("load_or_call"): New reservation.
18723 ("call_gettlsoff"): New.
18724 ("tls_indirect_call"): New.
18725 ("tls_load_gottlsoff12"): New.
18726 ("tlsoff_hilo"): New.
18727 ("tls_tlsdesc_ldd"): New.
18728 ("tls_tlsoff_ld"): New.
18731 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18733 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18735 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18736 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18737 * config/frv/frv.c (TLS_BIAS): Define.
18738 (frv_output_dwarf_dtprel): New.
18740 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18742 PR rtl-optimization/19579
18743 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18744 both A and B, see if they don't clobber registers the other expr uses.
18746 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18748 * real.c (do_add): Initialize signalling and canonical members.
18750 * real.c (real_from_integer): Zero out destination.
18752 2005-01-18 Jan Hubicka <jh@suse.cz>
18754 PR tree-optimize/19337
18755 * tree-inline.c (initialize_inlined_parameters): Copy
18756 saved_static_chain_decl only.
18758 2005-01-25 Richard Henderson <rth@redhat.com>
18762 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18763 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18764 80387 enabled, to return a proper subclass. Return the subset that
18765 overlaps with GENERAL_REGS for PLUS.
18766 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18768 2005-01-25 Richard Henderson <rth@redhat.com>
18770 PR middle-end/19609
18771 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18773 2005-01-25 Roger Sayle <roger@eyesopen.com>
18775 * expmed.c (choose_multiplier): Change interface to return the
18776 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18777 (expand_divmod): Update calls to choose_multiplier.
18779 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18781 PR middle-end/19330
18782 * expmed.c (extract_bit_field): Use adjust_address instead of
18783 gen_lowpart when op0 is a MEM.
18785 2005-01-24 Steven Bosscher <stevenb@suse.de>
18787 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18789 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18791 * config/mips/irix-csr.c: New file.
18792 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18793 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18794 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18797 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18800 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18801 sparc/elf.h, add sparc/sp-elf.h.
18802 (sparc-*-rtems*): Likewise.
18803 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18804 tm-dwarf2.h, add sparc/sp-elf.h.
18805 (sparc86x-*-elf): Likewise.
18806 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18807 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18808 TARGET_OS_CPP_BUILTINS.
18809 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18810 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18812 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18813 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18814 (SWITCH_TAKES_ARG): Likewise.
18815 (LOCAL_LABEL_PREFIX): Likewise.
18816 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18817 (TARGET_N_FORMAT_TYPES): Delete.
18818 (TARGET_FORMAT_TYPES): Likewise.
18819 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18820 * config/sparc/elf.h: Delete.
18821 * config/sparc/sp-elf.h: New file.
18823 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18825 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18826 * tree-flow.h: Remove the corresponding prototype.
18827 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18828 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18830 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18833 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18834 for AIX ABI or ELF -fPIC.
18835 (rs6000_emit_load_toc_table): Don't create toc_section here.
18836 (rs6000_xcoff_file_start): Nor here.
18838 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18840 * sh.c (ra.h): Don't #include.
18841 (hard_regs_intersect_p): New function, resurrected from ra.c.
18843 * sh.c: Fix 1996 Copyright.
18845 2005-01-24 Richard Henderson <rth@redhat.com>
18846 Aldy Hernandez <aldyh@redhat.com>
18848 * regrename.c (note_sets): Handle subregs.
18850 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18853 * genconditions.c (write_header, write_conditions): Elide file if
18856 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18858 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18859 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18862 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18864 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18865 expand_builtin_printf, expand_builtin_fprintf,
18866 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18867 checking against POINTER_TYPE.
18868 (validate_arglist): Handle POINTER_TYPE code by checking
18871 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18873 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18874 init_rtlanal): New.
18875 (for_each_rtx): Call for_each_rtx_1.
18876 * rtl.h (init_rtlanal): Declare.
18877 * toplev.c (backend_init): Call init_rtlanal.
18879 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18881 * flow.c (propagate_one_insn): Formatting.
18883 PR middle-end/19551
18884 * flow.c (libcall_dead_p): Be more conservative if unsure.
18885 If there are any instructions between insn and call, see if they are
18886 all dead before saying the libcall is dead.
18888 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18890 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18891 operand constraint for operand 0.
18893 2005-01-23 Richard Henderson <rth@redhat.com>
18896 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18897 edges leading to join block.
18899 2005-01-23 Roger Sayle <roger@eyesopen.com>
18901 * expmed.c (expand_mult_highpart): Make static. Change type of
18902 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18903 (expand_divmod): Updates calls to expand_mult_highpart by using
18904 gen_int_mode to pass a CONST_INT rtx.
18905 * rtl.h (expand_mult_highpart): Remove prototype.
18907 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18909 * flow.c (regset_bytes, regset_size): Remove.
18911 * cfganal.c: Fix a reference to Harvey's paper.
18913 2005-01-23 Steven Bosscher <stevenb@suse.de>
18915 PR rtl-optimization/19464
18916 * tree-optimize.c (init_tree_optimization_passes): Add one more
18917 copyrename pass just before out-of-ssa.
18919 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18922 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18923 * ggc-none.c (ggc_free): Define.
18925 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18927 * cse.c (max_reg, max_insn_uid): Remove.
18928 (cse_main): Don't access max_reg or max_insn_uid.
18930 * c-common.c (explicit_flag_signed_bitfields,
18931 lang_statement_code_p, lang_expand_function_end): Remove.
18932 * c-common.h: Remove the corresponding declarations.
18933 * c-opts.c (c_common_handle_option): Remove all write access
18934 to explicit_flag_signed_bitfields.
18936 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18937 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18938 * cgraph.h: Remove the corresponding declaration.
18940 * gcse.c (null_pointer_info): Remove.
18942 2005-01-23 Roger Sayle <roger@eyesopen.com>
18943 Eric Botcazou <ebotcazou@libertysurf.fr>
18945 * combine.c (simplify_logical): Only simplify logical expressions
18946 of the form ior(and(x,y),z) by the inverse distributive law if the
18947 result is cheaper than the original.
18949 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18951 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18952 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18953 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18954 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18955 config/freebsd-spec.h, config/arm/arm.h,
18956 config/h8300/h8300.md, config/i386/i386.md,
18957 config/i386/predicates.md, config/i386/sse.md,
18958 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18959 config/vax/vax.md: Fix comment typos. Follow spelling
18962 2005-01-23 Steven Bosscher <stevenb@suse.de>
18964 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18965 tests, instead of `less than'.
18967 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18969 * function.c (assign_parm_setup_block): When creating a new stack slot
18970 for a parameter, get its alignment from the parameter's DECL_ALIGN
18971 rather than the type's TYPE_ALIGN. Make sure that the parameter
18972 is at least word aligned.
18974 2005-01-22 Roger Sayle <roger@eyesopen.com>
18976 PR middle-end/19378
18977 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18979 2005-01-22 Richard Henderson <rth@redhat.com>
18982 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18983 in both compare operands.
18984 (movdfcc_1_sse_max): Likewise.
18985 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18986 (movdfcc_1_sse): Likewise.
18987 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18988 scratch register as needed.
18990 2005-01-22 Richard Henderson <rth@redhat.com>
18992 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18994 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18996 2005-01-22 Richard Henderson <rth@redhat.com>
18998 * genopinit.c (optabs): Use smin/smax for floating point too.
18999 * doc/md.texi: Update to match. Clarify that floating point
19000 results are undefined for +0/-0 and NaN.
19001 * doc/rtl.texi: Likewise.
19002 * rtl.def (SMIN, SMAX): Likewise
19003 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19005 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19006 leading 's' to the name.
19007 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19008 smaxxf3, sminxf3): Likewise.
19009 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19012 2005-01-22 Paul Brook <paul@codesourcery.com>
19014 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19016 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19018 * config/s390/s390.c (struct processor_costs): New fields
19019 dlgr, dlr, dr, dsgfr, dsgr.
19020 (z900_cost, z990_cost): Values for new fields.
19021 (s390_rtx_costs): New cases MEM und COMPARE in switch
19022 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19023 DIV, MOD, UDIV, UMOD.
19025 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19027 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19028 into the register being decremented.
19029 ("doloop_si31", "doloop_di"): Likewise.
19030 ("*doloop_si_long"): Adapt pattern.
19032 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19034 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19036 (CLASS_MAX_NREGS): Likewise.
19038 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19040 * doc/tree-ssa.texi (Statement Operands): Add example for new
19041 must-def macro. Note deprecation of old operands interface.
19043 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19045 PR tree-optimization/19484
19046 * tree-cfg.c (remove_fallthru_edge): New function.
19047 (cleanup_control_flow): Remove fallthru edges from calls that are
19048 now known not to return.
19050 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19052 Fix PR tree-optimization/19038
19053 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19054 copies with loop variant ones.
19056 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19058 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19059 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19060 config/alpha/alpha.md, config/alpha/predicates.md,
19061 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19062 config/sparc/sol2.h: Update copyright.
19064 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19065 first label to see if it is a nonlocal label.
19067 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19068 Andrew Pinski <pinskia@physics.uc.edu>
19071 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19072 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19074 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19076 * config/rs6000/rtems.h: Update copyright.
19078 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19081 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19082 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19083 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19085 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19088 * c-typeck.c (convert_arguments): Check for error_mark_node.
19090 2005-01-21 Ian Lance Taylor <ian@airs.com>
19092 PR tree-optimization/13000
19093 * tree-inline.c: Include "tree-flow.h".
19094 (expand_call_inline): If warn_return_type, warn if non-void inline
19095 function falls through.
19096 * tree-cfg.c (execute_warn_function_return): Don't warn about
19097 control reaching end if TREE_NO_WARNING is set. Set
19099 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19101 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19102 branch if we don't need one.
19103 * c-typeck.c: Include "tree-flow.h"
19104 (c_finish_bc_stmt): Don't add a goto if the current statement
19105 list doesn't fall through to the current point.
19107 2005-01-21 Roger Sayle <roger@eyesopen.com>
19109 PR rtl-optimization/576
19110 * real.c (real_arithmetic): Change return type from void to bool
19111 to return an indication that the result may be inexact.
19112 * real.h (real_arithmeric): Update prototype.
19113 * fold-const.c (const_binop): Don't constant fold floating
19114 point expressions when the user specifies -frounding-math and
19115 the result may depend upon the run-time rounding mode.
19116 (fold_convert_const_real_from_real): Clean-up.
19117 (fold_initializer): Ignore flag_rounding_math for initializers.
19118 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19119 constant fold FP operations with flag_rounding_math if the
19120 result may depend upon the run-time rounding mode.
19122 2005-01-21 Tom Tromey <tromey@redhat.com>
19124 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19126 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19128 * tree-cfg.c: Fix comment typos.
19130 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19132 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19133 around the call to rest_of_handle_branch_target_load_optimize.
19135 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19137 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19138 (sparc64-*-openbsd*): Likewise.
19139 (sparclite-*-elf*): Include tm-dwarf2.h.
19140 (sparc86x-*-elf*): Likewise.
19141 (sparc64-*-elf*): Likewise.
19142 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19143 (DBX_DEBUGGING_INFO): Likewise.
19144 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19145 (PREFERRED_DEBUGGING_TYPE): Likewise.
19146 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19147 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19148 (PREFERRED_DEBUGGING_TYPE): Likewise.
19149 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19150 (PREFERRED_DEBUGGING_TYPE): Likewise.
19151 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19153 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19156 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19158 2005-01-20 Paul Brook <paul@codesourcery.com>
19160 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19162 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19164 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19165 label is first in a sequence of labels.
19167 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19169 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19170 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19172 * doc/sourcebuild.texi (Test Directives): New.
19174 2005-01-20 Roger Sayle <roger@eyesopen.com>
19176 * real.c (real_floor): Don't leave the result uninitialized when
19177 mode is VOIDMode, but return the unrounded intermediate value.
19178 (real_ceil): Likewise.
19180 2005-01-20 Paul Brook <paul@codesourcery.com>
19182 * config/arm/arm.md (insv): Use gen_int_mode.
19184 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19186 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19187 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19188 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19189 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19190 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19192 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19195 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19196 fbreg, so we have to assume we can't.
19197 (loc_descriptor_from_tree_1): Ditto.
19198 (containing_function_has_frame_base): New function.
19199 (add_location_or_const_value_attribute): Use it.
19200 Also try to generate a frame_base from a single element location
19203 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19205 PR tree-optimization/15349
19206 * timevar.def (TV_TREE_MERGE_PHI): New.
19207 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19209 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19210 calls to tree_forwarder_block_p.
19211 (remove_forwarder_block_with_phi, merge_phi_nodes,
19212 gate_merge_phi, pass_merge_phi): New.
19213 * tree-optimize.c (init_tree_optimization_passes): Add
19215 * tree-pass.h: Add an extern for pass_merge_phi;
19217 2005-01-20 Richard Henderson <rth@redhat.com>
19220 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19221 (_mm_castps_pd, _mm_castps_si128): New.
19222 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19224 2005-01-20 Richard Henderson <rth@redhat.com>
19227 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19228 __builtin_ia32_vec_init_v2si.
19229 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19230 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19231 (ix86_init_mmx_sse_builtins): Create it.
19232 (ix86_expand_builtin): Expand it.
19233 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19234 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19235 (vec_extractv2si_0, vec_extractv2si_1): New.
19237 2005-01-20 Richard Henderson <rth@redhat.com>
19240 * config/i386/i386.c (ix86_expand_push): New.
19241 * config/i386/mmx.md (push<MMXMODE>1): New.
19242 * config/i386/sse.md (push<SSEMODE>1): New.
19243 * config/i386/i386-protos.h: Update.
19245 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19247 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19250 2005-01-20 Richard Henderson <rth@redhat.com>
19252 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19253 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19255 2005-01-19 Richard Henderson <rth@redhat.com>
19258 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19259 to V4SFmode in SSE1 fallback load path.
19261 2005-01-19 Richard Henderson <rth@redhat.com>
19263 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19264 in QImode expansion to ix86_expand_vector_set.
19265 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19267 2005-01-19 Richard Henderson <rth@redhat.com>
19270 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19271 subclass of the input class.
19272 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19273 Always true for cross-SSE1 classes. Rationalize conditionals.
19274 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19275 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19276 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19277 (movdi_2): Add MMX/SSE zeros.
19278 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19279 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19280 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19281 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19282 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19283 (zero_extendsidi2_rex64_1): Remove.
19284 (MOV0 peephole): Check GENERAL_REG_P.
19286 2005-01-19 Richard Henderson <rth@redhat.com>
19289 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19291 (ix86_expand_vector_extract): Likewise.
19293 2005-01-19 Richard Henderson <rth@redhat.com>
19295 PR middle-end/19304
19296 * expr.c (emit_move_change_mode): New argument force; use
19297 simplify_gen_subreg if true.
19298 (emit_move_via_alt_mode): Merge into ...
19299 (emit_move_via_integer): ... here.
19300 (emit_move_ccmode): Use emit_move_change_mode directly.
19302 2005-01-19 Richard Henderson <rth@redhat.com>
19305 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19306 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19307 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19309 (alpha_emit_set_const): Likewise. Make static.
19310 (alpha_emit_set_long_const): Make static.
19311 (alpha_extract_integer): Split out from alpha_expand_mov.
19312 (alpha_split_const_mov): Likewise.
19313 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19314 (alpha_legitimate_constant_p): New.
19315 * config/alpha/alpha-protos.h: Update.
19316 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19317 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19318 * config/alpha/alpha.md (movsi): Add n alternative.
19319 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19320 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19321 (splitters for all of the above): Use alpha_split_const_mov.
19322 * config/alpha/predicates.md (non_add_const_operand): New.
19323 (non_zero_const_operand): New.
19324 (input_operand): Use alpha_legitimate_constant_p after reload.
19326 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19328 PR tree-optimization/19038
19329 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19330 (add_candidate): Add ivs with increment in latch only if
19331 allow_ip_end_pos_p is true.
19332 (determine_iv_cost): Use empty_block_p.
19334 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19336 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19337 (compute_dominance_frontiers): Ditto.
19339 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19342 * config/sh/t-rtems: New.
19343 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19345 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19347 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19348 the offset of the selected field.
19350 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19352 * tree-cfg.c (remove_forwarder_block): Fix the check to
19353 prevent a nonlocal label from appearing in the middle of a
19356 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19358 PR rtl-optimization/19462
19359 * reorg.c (find_end_label): Create return insn only if
19360 current_function_epilogue_delay_list is empty.
19362 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19364 * doc/passes.texi: Remove paragraph mentioning new-ra.
19366 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19368 PR rtl-optimization/15139
19369 * combine.c: Include params.h.
19370 (count_rtxs): New function.
19371 (record_value_for_reg): If replace_rtx would replace at least
19372 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19373 (clobber (const_int 0)) instead of TEM.
19374 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19375 * params.h (MAX_LAST_VALUE_RTL): New.
19376 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19377 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19380 * c-typeck.c (digest_init): Only call build_vector if all constructor
19381 elements are *_CST nodes.
19382 * gimplify.c (gimplify_init_constructor): Likewise.
19384 PR middle-end/19164
19385 * c-typeck.c (digest_init): Only call build_vector if inside_init
19388 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19390 * toplev.c (init_asm_output): Remove dead #ifdef.
19392 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19394 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19396 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19398 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19399 accessing DECL_FUNCTION_CODE.
19400 * dojump.c (do_jump): Likewise.
19401 * gimplify.c (gimplify_call_expr): Likewise.
19402 * predict.c (expr_expected_value): Likewise.
19403 (strip_builtin_expect): Likewise.
19404 * tree-inline.c (estimate_num_insns_1): Likewise.
19405 * tree-ssa-loop-im.c (stmt_cost): Likewise
19406 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19407 (tree_expr_nonnegative_p): Likewise.
19409 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19411 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19412 variant of the load_pcrel_sym pattern.
19413 * config/sparc/sparc.md (P macro): Move to the top.
19414 (load_pcrel_sym): Macroize using P.
19415 (save_register_window): Likewise.
19417 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19419 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19420 ("sordered"): Same.
19422 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19425 * c-typeck.c (build_asm_expr): Strip nops off
19426 input memory operands.
19428 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19430 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19431 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19432 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19433 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19435 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19438 * config/i386/i386.c (override_options): If the 80387 is disabled,
19439 then do not return FP values using FP registers.
19441 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19443 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19444 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19445 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19446 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19447 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19448 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19449 output.h, postreload-gcse.c, postreload.c, recog.c,
19450 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19451 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19452 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19453 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19454 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19455 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19456 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19457 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19459 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19460 config/alpha/alpha.c, config/arm/vfp.md,
19461 config/i386/emmintrin.h, config/i386/i386-modes.def,
19462 config/i386/i386-protos.h, config/i386/i386.h,
19463 config/i386/pmmintrin.h, config/i386/ppro.md,
19464 config/i386/predicates.md, config/i386/xmmintrin.h,
19465 config/i860/i860.c, config/ia64/ia64-modes.def,
19466 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19467 config/ia64/ia64.md, config/ia64/itanium1.md,
19468 config/ia64/itanium2.md, config/ia64/predicates.md,
19469 config/iq2000/iq2000.h, config/mips/linux64.h,
19470 config/rs6000/aix41.h, config/rs6000/aix43.h,
19471 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19472 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19473 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19474 config/sparc/linux64.h, config/sparc/litecoff.h,
19475 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19476 config/sparc/sparc.h, config/sparc/sparc.md,
19477 config/sparc/sysv4-only.h: Update copyright.
19479 2005-01-18 Richard Henderson <rth@redhat.com>
19482 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19484 2005-01-18 Marc Espie <espie@openbsd.org>
19485 * config/i386/openbsdelf.h: Typo.
19487 2005-01-18 Richard Henderson <rth@redhat.com>
19489 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19490 special case for sse.
19491 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19493 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19495 * tree-inline.c (estimate_num_insns_1): Added cases for
19496 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19498 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19500 PR rtl-optimization/19296
19501 * combine.c (simplify_comparison): Rewrite the condition under
19502 which a non-paradoxical SUBREG of a PLUS can be lifted when
19503 compared against a constant.
19505 2005-01-18 Andi Kleen <ak@muc.de>
19507 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19508 * c.opt (-Wpointer-sign): Add.
19509 * doc/invoke.texi: (-Wpointer-sign): Add.
19511 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19513 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19514 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19515 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19516 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19517 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19518 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19519 for TARGET_MIX_SSE_I387.
19520 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19521 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19522 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19523 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19524 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19525 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19526 TARGET_MIX_SSE_I387.
19527 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19530 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19533 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19534 Add movaps alternative for xmm reg->reg move.
19536 2005-01-17 Jeff Law <law@redhat.com>
19538 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19539 at the end of the main DOM loop rather than just before DOM exits.
19541 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19543 PR tree-optimization/19121
19544 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19545 adding aliases to a name tag, also add them to the pointer's
19547 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19548 sensitive alias info at all. Only check that the two pointers
19549 have compatible pointed-to sets.
19550 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19551 a pointer's type tag is a superset of the alias set of the
19552 pointer's name tag.
19554 2005-01-17 James E Wilson <wilson@specifixinc.com>
19557 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19558 comment to document why.
19560 2005-01-17 Richard Henderson <rth@redhat.com>
19562 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19563 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19564 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19565 sse2_vmsminv2df3_finite): New.
19566 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19567 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19568 Force op1 into register.
19570 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19572 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19573 bubblestrap from always rebuilding build directory.
19575 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19577 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19578 ("*cmpmem_short"): Likewise.
19580 2005-01-17 Steven Bosscher <stevenb@suse.de>
19582 * basic-block.h: Document BB_* flags.
19583 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19584 use an sbitmap instead.
19585 * sched-rgn.c (compute_trg_info): Likewise.
19587 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19589 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19590 redundant target_cpu_default and extra_parts lines. Use the default
19592 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19593 (SUBTARGET_EXTRA_SPECS): Delete.
19594 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19595 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19596 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19597 and "n32" for -mabi=n32.
19599 2005-01-17 Ian Lance Taylor <ian@airs.com>
19602 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19603 fold constant variables into initial values.
19605 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19607 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19609 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19610 through the statements backward.
19612 2005-01-17 Ian Lance Taylor <ian@airs.com>
19614 PR middle-end/13127:
19615 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19616 a variable set to the return value of the inlined function.
19618 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19620 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19621 when modes are tieable.
19623 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19625 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19626 of pthread_create to find out if threads are enabled.
19627 * gthr-posix95.h (__gthread_active_p): Likewise.
19629 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19631 * common.opt (-fnew-ra): Remove.
19633 * toplev.h (flag_new_regalloc): Remove.
19634 * Makefile.in (ra*.*): Don't mention.
19635 * passes.c (rest_of_handle_new_regalloc): Remove.
19636 (rest_of_handle_combine, rest_of_compilation): Always consider
19637 flag_new_regalloc as false.
19638 * doc/invoke.texi: Don't document -fnew-ra.
19640 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19642 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19643 last parameter to reg_scan.
19644 * loop.c (loop_optimize): Likewise.
19645 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19646 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19647 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19648 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19649 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19650 * regclass.c (reg_scan): Likewise, for the declaration.
19651 * rtl.h (reg_scan): Likewise, for the prototype.
19653 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19655 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19656 mark_dfs_back_edges.
19658 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19660 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19661 (compute_avail): Uses don't go in tmp_gen.
19663 2005-01-16 Steven Bosscher <stevenb@suse.de>
19665 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19666 loop to look for a free slot in a page entry.
19668 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19671 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19672 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19673 just before targetm.asm_out.file_end.
19674 * tree.h (process_pending_assemble_output_defs): Declare.
19675 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19677 (assemble_alias): Defer generation of assembly code for defines when
19678 TARGET_DEFERRED_OUTPUT_DEFS is true.
19679 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19680 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19681 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19683 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19686 * pa.c (pa_scalar_mode_supported_p): New function.
19687 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19688 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19690 * pa-protos.h (prefetch_operand): Delete.
19691 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19692 * pa.c (prefetch_operand): Delete.
19693 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19694 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19695 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19696 and prefetch_nocc_operand.
19697 * pa.md (prefetch): Rework to avoid reload problems handling short
19698 displacements when a cache control completer needs to be provided.
19699 (prefetch_32, prefetch_64): Delete.
19700 (prefetch_cc, prefetch_nocc): New patterns.
19702 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19704 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19706 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19709 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19710 exceeds maximum alignment for global common data.
19711 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19712 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19714 2004-01-15 Roger Sayle <roger@eyesopen.com>
19716 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19718 2004-01-15 Roger Sayle <roger@eyesopen.com>
19720 * harg-reg-set.h (reg_class_names): Prototype global array.
19721 * regclass.c (reg_class_names): Declare here and initialize to
19723 (dump_regclass): Remove local declaration of reg_class_names.
19724 (regclass): Likewise.
19725 * cfg.c (dump_flow_info): Likewise.
19726 * ra-debug.c (reg_class_names): Likewise.
19727 * regrename.c (reg_class_names): Likewise.
19728 * reload.c (reg_class_names): Likewise.
19729 * reload1.c (spill_failure): Likewise.
19730 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19732 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19734 * config/s390/s390.md ("reload_outti"): Remove predicate for
19735 output operand. Abort if operand is not a MEM.
19736 ("reload_outdi", "reload_outdf"): Likewise.
19738 2005-01-15 Marc Espie <espie@openbsd.org>
19740 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19741 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19742 * config/openbsd.h: Fix C++ includes for native configurations.
19743 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19744 Add trampoline support.
19745 * config/i386/openbsdelf.h: New.
19747 2005-01-15 Marc Espie <espie@openbsd.org>
19749 * collect2.c (main): Explicitly parse -dynamic-linker option.
19751 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19753 PR tree-optimization/19060
19754 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19755 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19756 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19757 and handle extract_range_from_cond returning false.
19758 * fold-const.c (fold): Optimize comparisons with min/max even for
19759 width > HOST_BITS_PER_WIDE_INT.
19761 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19763 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19764 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19765 Remove little endian multilib variants.
19766 Add mips32 multilib variant.
19768 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19770 * explow.c (copy_all_reg, stabilize): Remove.
19771 * expr.h: Remove the corresponding prototypes.
19773 * rtlanal.c (regs_set_between_p): Remove.
19774 * rtl.h: Remove the corresponding prototype.
19776 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19778 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19779 to rs6000_nonimmediate_operand.
19780 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19781 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19782 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19783 rs6000_nonimmediate_operand.
19784 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19785 rs6000_nonimmediate_operand.
19787 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19789 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19791 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19793 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19795 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19796 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19798 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19799 (rs6k_nonimmediate_operand): New.
19800 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19802 (legitimate_lo_sum_address_p): Same.
19803 (rs6000_legitimize_address): Same.
19804 (rs6000_legitimize_reload_address): Same.
19805 (rs6000_legitimate_address): Same.
19806 (spe_build_register_parallel): Pass DF and DC modes in a DI
19809 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19810 to rs6k_nonimmediate_operand.
19812 * config/rs6000/spe.md ("*frob_df_di"): New.
19813 ("*frob_di_df"): New.
19814 ("*frob_di_df_2"): New.
19815 ("*mov_sidf_e500_subreg0"): New.
19816 ("*mov_sidf_e500_subreg4"): New.
19817 ("*movdf_e500_double"): Change predicate to
19818 rs6k_nonimmediate_operand.
19820 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19822 * postreload.c (move2add_note_store): Only call
19823 trunc_int_for_mode on scalar integers.
19825 2005-01-14 Steven Bosscher <stevenb@suse.de>
19827 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19828 replace BB_VISITED uses.
19829 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19830 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19831 (tree_dce_done): Free visited_control_parents.
19832 (perform_tree_ssa_dce): Allocate and clear it.
19833 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19834 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19835 instead of BB_VISITED.
19837 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19839 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19840 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19841 Remove unused prototypes.
19843 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19845 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19846 64-bit register usage.
19847 (spe_func_has_64bit_regs_p): Add FIXME note.
19849 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19851 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19852 flag_finite_math_only with flag_unsafe_math_optimizations.
19854 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19856 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19857 end-of-stack check.
19858 (__tpf_eh_return): Copy TPF private stack area from the module
19859 boundary stack frame. Add check for when module addresses are
19860 equal, but no stub address is found.
19862 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19865 * arm.h (struct machine_function): Add call_via field.
19866 (thumb_call_via_label): Declare.
19867 * arm.c (thumb_call_via_label): New variable.
19868 (thumb_call_reg_needed): New variable.
19869 (arm_output_function_epilogue): For Thumb code, output any per-function
19870 call-indirect trampolines.
19871 (thumb_call_via_reg): New function.
19872 (arm_file_end): New function.
19873 (TARGET_ASM_FILE_END): Call arm_file_end.
19874 (aof_file_end): Likewise.
19875 * arm-protos.h (thumb_call_via_reg): Declare.
19876 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19877 thumb_call_via_reg in normal case.
19879 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19881 PR middle-end/19084
19882 PR rtl-optimization/19348
19883 * recog.c (peephole2_optimize): Do global life update if some peephole
19884 decides it doesn't need at least one of its inputs and that change
19885 influences liveness at the start of the basic block.
19887 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19888 arguments instead of 1.
19890 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19892 PR middle-end/18820
19893 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19894 zero for nested functions needing a static chain or functions
19895 with a non-constant address.
19897 2005-01-13 Roger Sayle <roger@eyesopen.com>
19899 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19900 (and (sign_extend X) C) into (zero_extend (and X C)).
19902 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19904 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19906 2005-01-13 Richard Henderson <rth@redhat.com>
19911 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19912 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19913 not just TARGET_SSE.
19914 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19915 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19916 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19917 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19918 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19919 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19920 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19921 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19922 (movdicc_c_rex64): Rename with '*'.
19923 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19924 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19925 (movsfcc_1_387): Rename from movsfcc_1.
19926 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19927 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19928 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19929 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19930 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19931 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19932 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19933 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19934 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19935 sse_movdfcc_const0_4): Remove.
19936 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19937 recognize min/max early. Update for changed sse cmove patterns.
19938 (ix86_split_sse_movcc): New.
19939 * config/i386/i386-protos.h: Update.
19941 2005-01-13 Steven Bosscher <stevenb@suse.de>
19943 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19944 (fix_stmt_v_may_defs): Likewise.
19946 2005-01-13 Richard Henderson <rth@redhat.com>
19948 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19949 for converting the mask.
19951 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19953 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19956 2005-01-13 Richard Henderson <rth@redhat.com>
19958 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19959 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19960 IX86_BUILTIN_MOVDQ2Q): Remove.
19961 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19962 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19963 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19965 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19966 (sse2_pextrw): Fix immediate constraint.
19967 (sse2_loadq, sse2_loadq_rex64): Remove.
19968 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19969 Use __builtin_ia32_vec_ext_<size>.
19970 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19972 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19974 * function.c (assign_parm_setup_block): Look inside original
19975 entry_parm when inspecting PARALLEL.
19977 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19978 Joel Sherrill <joel@oarcorp.com>
19981 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19982 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19983 rtems_gxx_recursive_mutex_init.
19984 (__gthread_recursive_mutex_lock): New function.
19985 (__gthread_recursive_mutex_trylock): Likewise.
19986 (__gthread_recursive_mutex_unlock): Likewise.
19988 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19990 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19992 2005-01-13 Jan Beulich <jbeulich@novell.com>
19994 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19995 (ashrti3_internal): Indicate output is early clobber. Generate result
19996 into output rather than first input. Use move for low word of output
19997 if shift count is exactly 64.
19998 (lshrti3_internal): Likewise.
20000 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20004 * reload1.c (delete_output_reload): Don't delete an output reload
20005 if the pseudo lives longer than a single basic block. Adjust and
20006 improve wording of comment.
20008 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20011 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20012 of TYPE_SIZE where we mean the number of bytes.
20014 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20016 * function.c (assign_parm_setup_block): Relax condition on
20017 multi-register optimization.
20019 2005-01-12 Nick Clifton <nickc@redhat.com>
20021 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20022 an "in_delay_slot" attribute of "no" to prevent them being used in
20023 delay slots. This is forbidden because they might generate
20026 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20029 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20030 with r->Y and Y->r.
20032 2005-01-12 Nick Clifton <nickc@redhat.com>
20034 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20035 passed on to GAS) but do not define, as GAS no longer supports or
20036 needs the -m2000 option.
20038 2005-01-11 Roger Sayle <roger@eyesopen.com>
20040 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20041 type as args of unprototyped builtins aren't automatically promoted.
20042 (fold_builtin_abs): Likewise.
20044 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20046 * Makefile.in: Set a `build-warn' variable.
20048 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20050 PR tree-optimization/17949
20051 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20052 (find_interesting_uses_address): Use it.
20054 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20056 * regrename.c (kill_value): Handle subreg's that won't simplify.
20058 2005-01-11 Richard Henderson <rth@redhat.com>
20061 * config/i386/i386.h (enum ix86_builtins): Move ...
20062 * config/i386/i386.c: ... here.
20063 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20064 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20065 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20066 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20067 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20068 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20069 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20070 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20071 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20072 IX86_BUILTIN_LOADDDUP): Remove.
20073 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20074 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20075 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20076 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20077 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20078 (ix86_init_builtins): Make static.
20079 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20080 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20081 if all the modes match. Otherwise, fake it.
20082 (get_element_number, ix86_expand_vec_init_builtin,
20083 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20084 (ix86_expand_builtin): Make static. Update for changed builtins.
20085 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20086 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20087 (ix86_expand_vector_init_duplicate): New.
20088 (ix86_expand_vector_init_low_nonzero): New.
20089 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20090 Split out from ix86_expand_vector_init; handle integer modes.
20091 (ix86_expand_vector_init): Use them.
20092 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20093 * config/i386/i386-protos.h: Update.
20094 * config/i386/predicates.md (reg_or_0_operand): New.
20095 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20096 (movv2sf_internal): Likewise. And a splitter to match them all.
20097 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20098 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20099 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20100 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20101 (mmx_pinsrw): Fix operand ordering.
20102 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20103 rather than sse_loadss expander.
20104 (movv2df splitter): Similarly.
20105 (sse_loadss, sse_loadlss): Remove.
20106 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20107 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20108 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20109 (sse3_movddup): Rename with '*'.
20110 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20111 (sse2_loadsd): Remove.
20112 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20113 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20114 (sse2_pinsrw): Fix argument ordering.
20115 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20116 (sse2_stored): Remove 'r' destination.
20117 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20118 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20119 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20120 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20121 vec_extractv16qi, vec_initv16qi): New.
20123 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20124 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20125 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20127 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20128 (_mm_load_si128, _mm_store_si128): Likewise.
20129 (_mm_load1_pd): Use _mm_set1_pd.
20130 (_mm_load_sd): Use _mm_set_sd.
20131 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20132 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20133 (_mm_set_epi64): Use _mm_set_epi64x.
20134 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20135 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20136 _mm_setr_epi8): Use _mm_set_foo form.
20137 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20138 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20139 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20140 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20141 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20142 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20143 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20144 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20145 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20146 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20147 (_mm_movedup_pd): Use _mm_shuffle_pd.
20148 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20149 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20150 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20151 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20152 Use _mm_setzero_ps.
20153 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20154 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20155 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20156 (_mm_store_ps): Use raw dereference.
20157 (_mm_store1_ps): Use _mm_storeu_ps.
20158 (_mm_storer_ps): Use _mm_store_ps.
20159 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20160 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20162 2005-01-11 Stan Shebs <shebs@apple.com>
20164 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20165 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20167 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20170 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20171 Skip all DECLs except for FIELD_DECLs.
20173 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20175 * config/s390/s390.c (override_options): Return error if
20176 -mbackchain, -mpacked-stack and -mhard-float are used together.
20177 (s390_va_start): Remove the backchain && packed-stack special case.
20178 (s390_gimplify_va_arg): Likewise.
20179 * doc/invoke.texi: Remove the ABI incompatibility note.
20181 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20183 * config/s390/s390.c (struct s390_frame_layout): Remove
20185 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20186 save_backchain_p with TARGET_BACKCHAIN.
20188 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20191 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20192 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20193 * function.c (locate_and_pad_parm): Set new field.
20194 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20195 Tweak where_pad test to include "none". Always set mem align for
20197 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20198 not sufficient for type.
20199 (assign_parm_setup_block): If stack_parm is zero on entry, always
20200 make a new stack local. Block move old stack parm if necessary
20201 to new aligned stack local.
20202 (assign_parm_setup_stack): Use a block move to handle
20203 potentially misaligned entry_parm.
20204 (assign_parms_unsplit_complex): Specify required alignment when
20205 creating stack local.
20206 * calls.c (compute_argument_addresses): Override alignment of stack
20207 arg calculated from its type with the alignment given by
20208 FUNCTION_ARG_BOUNDARY.
20209 (store_one_arg): Likewise.
20211 2005-01-11 Jan Beulich <jbeulich@novell.com>
20213 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20214 Change respective itanium_class attribute to ialu.
20215 (shladdp4_internal): New.
20216 * config/ia64/predicates.md (shladd_log2_operand): New.
20218 2005-01-11 Richard Henderson <rth@redhat.com>
20220 * expr.c (store_constructor): Use rtvec_alloc instead of
20221 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20223 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20225 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20227 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20229 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20230 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20231 (TARGET_RWRELOC): Define.
20232 (ia64_rwreloc_section_type_flags): Delete.
20233 (ia64_section_type_flags): New function.
20234 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20235 (TARGET_RWRELOC): Define.
20237 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20240 * config/ia64/ia64.c (process_set): For alloc insn, only call
20241 process_epilogue is !frame_pointer_needed.
20243 2005-01-10 Roger Sayle <roger@eyesopen.com>
20246 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20247 unary operator and can't be treated as a binary/comparison operator.
20249 2005-01-10 Richard Henderson <rth@redhat.com>
20251 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20252 (ix86_return_in_memory): Likewise.
20253 (function_arg_advance): Likewise. Mirror structure in function_arg
20254 for choosing register to advance.
20256 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20258 * tree-vectorizer.c, tree.def: Fix comment typos.
20260 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20262 * config/s390/s390.c (struct processor_costs): 4 new fields:
20263 ddbr, ddr, debr, der.
20264 (s390_rtx_costs): More precise handling of divide instructions.
20266 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20268 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20270 2005-01-10 Jan Beulich <jbeulich@novell.com>
20272 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20273 names resulting from -ffunction-sections/-fdata-sections and linkonce
20275 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20276 based on the section name. Rearrange the section name comparison logic
20277 slightly so that each section name is compared against at most once.
20279 2005-01-10 Ben Elliston <bje@au.ibm.com>
20281 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20282 targets for which -fPIC reduces limitations on the GOT size.
20284 2005-01-09 Falk Hueffner <falk@debian.org>
20286 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20289 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20292 * collect2.c (main): Set aixrtl_flag for -brtl option.
20293 (resolve_lib_name): Search for .so file extension before .a
20294 if aixrtl_flag set.
20296 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20298 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20299 (vect_analyze_data_refs_alignment): Add dump prints.
20301 2005-01-09 Ira Rosen <irar@il.ibm.com>
20303 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20304 expr_invariant_in_loop_p.
20305 Initialize outputs first thing in the function.
20306 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20307 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20308 (vect_analyze_pointer_ref_access): Check that the initial condition of
20309 the access function is loop invariant.
20311 2005-01-09 Richard Henderson <rth@redhat.com>
20313 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20314 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20315 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20316 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20317 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20318 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20319 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20320 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20321 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20322 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20323 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20324 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20325 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20326 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20327 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20328 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20329 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20330 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20331 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20332 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20333 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20334 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20335 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20337 (mmx_clrdi, pavgusb): Remove.
20338 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20339 with leading sse_ prefix.
20340 * config/i386/sse.md: Receive them.
20341 * config/i386/mmx.md: New file.
20342 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20343 (subrv2sf3): Turn into expander for normal subtraction.
20344 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20345 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20346 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20347 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20348 commutative; use ix86_binary_operator_ok.
20349 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20350 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20351 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20352 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20353 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20354 Macroize from existing patterns; use ix86_binary_operator_ok.
20355 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20356 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20357 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20358 with vec_select+vec_concat.
20359 (mmx_pshufw, mmx_pshufw_1): Likewise.
20360 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20361 (mmx_uavgv4hi3): Model correctly.
20362 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20363 _mm_xor_si64): Remove casts.
20365 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20367 PR tree-optimization/19224
20368 * tree-scalar-evolution.c (get_instantiated_value,
20369 set_instantiated_value): New functions.
20370 (instantiate_parameters_1): Cache the results.
20371 (instantiate_parameters, resolve_mixers): Initialize and free
20374 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20376 * config/i386/i386.md (addhi_4): Correct reference in comment.
20379 2005-01-08 Richard Henderson <rth@redhat.com>
20381 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20382 (_mm_cvtsi128_si64x): Likewise.
20383 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20384 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20385 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20386 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20387 * config/i386/i386-protos.h: Update.
20388 * config/i386/i386.c (print_operand): Add 'H'.
20389 (ix86_fixup_binary_operands): Split out from ...
20390 (ix86_expand_binary_operator): ... here.
20391 (ix86_fixup_binary_operands_no_copy): New.
20392 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20393 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20394 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20395 (safe_vector_operand): Use CONST0_RTX.
20396 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20397 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20398 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20399 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20401 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20402 (IX86_BUILTIN_CMPNGESS): New.
20403 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20404 (attr type): Add sselog1.
20405 (attr unit, attr memory): Handle it.
20406 (movti, movti_internal, movti_rex64): Move near other integer moves.
20407 (movtf, movtf_internal): Move near other fp moves.
20408 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20409 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20410 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20411 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20412 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20413 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20414 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20415 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20416 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20417 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20418 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20419 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20420 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20421 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20422 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20423 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20424 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20425 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20426 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20427 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20428 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20429 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20430 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20431 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20432 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20433 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20434 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20435 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20436 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20437 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20438 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20439 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20440 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20441 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20442 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20443 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20444 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20445 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20446 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20447 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20448 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20449 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20450 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20451 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20453 (SSEPUSH, push<SSEPUSH>): Remove.
20454 (MMXPUSH, push<MMXPUSH>): Remove.
20455 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20456 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20457 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20458 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20459 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20460 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20461 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20462 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20463 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20464 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20465 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20466 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20467 (ppro_sse_log_V4SF): Handle sselog1.
20468 * config/i386/predicates.md (const_0_to_1_operand): New.
20469 (const_0_to_255_mul_8_operand): New.
20470 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20471 (const_2_to_3_operand, const_4_to_7_operand): New.
20472 * config/i386/sse.md: New file.
20473 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20474 (sse_movups): Rename from sse_movups_1.
20475 (sse_loadlss): Rename from sse_loadss_1.
20476 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20478 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20479 (absv4sf2, negv2df, absv2df): New.
20480 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20481 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20482 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20483 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20484 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20485 (sse3_addsubv4sf3): Model correctly.
20486 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20487 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20488 (sse_movhlps): Model with vec_select+vec_concat.
20489 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20490 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20491 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20492 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20493 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20494 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20495 sse2_pshufhw_1): Likewise.
20496 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20497 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20498 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20499 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20500 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20501 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20502 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20503 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20504 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20505 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20506 sminv8hi3): Mark commutative
20507 operands. Use ix86_binary_operator_ok.
20508 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20509 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20510 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20511 sse2_punpcklqdq): Allow operand2 in memory.
20512 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20513 sse2_movsd): Add memory alternatives.
20514 (sse_storelps): Turn expander into an insn; split after reload.
20515 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20516 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20518 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20520 * configure.ac (DWARF-2 debug_line): Use objdump.
20521 * configure: Regenerate.
20523 2005-01-08 Jeff Law <law@redhat.com>
20524 Diego Novillo <dnovillo@redhat.com>
20526 PR tree-optimization/18241
20527 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20528 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20529 statements with volatile operands.
20530 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20531 operands after marking a statement with has_volatile_ops.
20533 2005-01-08 Roger Sayle <roger@eyesopen.com>
20535 * tree.c (int_fits_type_p): Always honor integer constant
20536 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20538 2005-01-08 Roger Sayle <roger@eyesopen.com>
20540 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20541 the latent bug in rtl_delete_block has been resolved.
20543 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20545 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20546 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20548 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20550 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20551 library as @multilib_dir@/$(SHLIB_SONAME).
20553 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20555 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20556 * configure: Regenerate.
20558 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20560 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20563 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20566 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20567 Convert non-word aligned offset address using ld/std into
20570 2005-01-07 Richard Henderson <rth@redhat.com>
20572 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20574 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20576 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20578 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20580 PR tree-optimization/19283
20581 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20582 is not shorter than the original type.
20584 PR rtl-optimization/19012
20585 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20587 PR rtl-optimization/18861
20588 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20589 (FULL_STATE): Define.
20590 (mark_tablejump_edge): New function.
20591 (purge_dead_tablejump_edges): New function.
20592 (find_bb_boundaries): Use it.
20594 PR tree-optimization/18828
20595 * builtins.c (expand_builtin_next_arg): Remove argument and all
20596 the argument checking.
20597 (expand_builtin): Adjust caller.
20598 (expand_builtin_va_start): Likewise. Remove error for too many
20600 (fold_builtin_next_arg): Issue error for too many arguments.
20601 After checking arguments, replace them with magic arguments that
20602 prevent further checking of the args.
20604 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20606 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20608 2005-01-06 Roger Sayle <roger@eyesopen.com>
20611 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20612 and %{.S:...} (and their negative variants) to test whether the
20613 input file is assembler or pre-processed-assembler independent of
20614 the actual filename extension.
20616 2005-01-06 Roger Sayle <roger@eyesopen.com>
20618 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20619 of sign or zero extended values.
20621 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20623 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20624 for IBM long double format correctly.
20626 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20628 Fix PR tree-optimization/18792
20630 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20631 to first_loop_depth, and use loop depth instead of loop number.
20632 (build_classic_dir_vector): Ditto.
20633 (compute_data_dependences_for_loop): Use depth, not loop number.
20634 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20635 number. Pass in loops, instead of loop numbers.
20636 (gather_interchange_stats): Ditto.
20637 (linear_transform_loops): Ditto.
20639 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20642 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20643 biv_fits_mode_p, extension_within_bounds_p): New functions.
20644 (check_ext_dependent_givs): Use them.
20646 2005-01-06 Roger Sayle <roger@eyesopen.com>
20648 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20649 more than one barrier, in which case we should delete them all.
20651 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20653 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20655 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20657 Fix PR middle-end/19286
20659 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20660 output this subprogram, simply ignore this attempt to do it again.
20661 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20662 origin attribute if it's not possible.
20663 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20664 (decls_for_scope): Ditto.
20665 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20666 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20668 2005-01-05 Richard Henderson <rth@redhat.com>
20671 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20672 (bdesc_2arg): Use it.
20673 (ix86_expand_binop_builtin): Force operands into registers
20675 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20676 ix86_expand_sse_compare, ix86_expand_sse_comi,
20677 ix86_expand_builtin): Likewise.
20679 2005-01-05 Richard Henderson <rth@redhat.com>
20681 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20683 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20684 (mulv4hi3): Set itanium_class mmmul.
20685 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20686 (fpack): Rename from fpack_sfsf.
20688 2005-01-05 Richard Henderson <rth@redhat.com>
20691 * reload1.c (do_input_reload): Restrict the optimization deleteing
20692 a previous output reload to RELOAD_FOR_INPUT.
20694 2005-01-05 Steven Bosscher <stevenb@suse.de>
20696 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20697 comment that we fall through after case.
20698 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20699 (distribute_links): Likewise.
20700 * cse.c (cse_insn): Likewise.
20701 * cselib.c (cselib_invalidate_mem): Likewise.
20702 * df.c: Update comments at the top of the file.
20703 (read_modify_subreg_p): Update comments here too.
20704 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20705 * flow.c (mark_set_1): Likewise.
20706 (mark_used_regs): Likewise.
20707 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20708 (canon_list_insert): Likewise.
20709 (mark_set): Likewise.
20710 (try_replace_reg): Likewise.
20711 (store_killed_in_insn): Likewise.
20712 * loop.c (count_one_set): Likewise.
20713 (basic_induction_var): Likewise.
20714 * postreload-gcse.c (find_mem_conflicts): Likewise.
20715 * postreload.c (reload_combine_note_store): Likewise.
20716 (move2add_note_store): Likewise.
20717 * reload.c (find_equiv_reg): Likewise.
20718 (mark_referenced_resources): Likewise.
20719 * rtlanal.c (set_noop_p): Likewise.
20720 (note_stores): Likewise.
20721 (note_uses): Likewise.
20722 * sched-deps.c (sched_analyze_1): Likewise.
20723 * sched-rgn.c (check_live_1): Likewise.
20724 (update_live_1): Likewise.
20725 * config/i860/i860.c: Likewise.
20727 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20729 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20731 * doc/rtl.texi: Update documentation for bit-fields and SET.
20733 2005-01-05 Roger Sayle <roger@eyesopen.com>
20735 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20737 2005-01-05 Jan Hubicka <jh@suse.cz>
20738 Richard Henderson <rth@redhat.com>
20741 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20744 2005-01-05 Richard Henderson <rth@redhat.com>
20747 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20748 (sse_shufps): Change operand 3 to const_int_operand.
20749 (sse2_storelps): Fix typo in template.
20750 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20751 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20752 (ix86_expand_builtin): Likewise.
20754 2005-01-05 Julian Brown <julian@codesourcery.com>
20756 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20757 as aggregates for AAPCS ABIs.
20759 2005-01-05 Stan Shebs <shebs@apple.com>
20761 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20762 Mach-O getters if ppc64.
20763 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20765 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20766 signed four-byte field for global code case.
20767 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20769 2005-01-05 Roger Sayle <roger@eyesopen.com>
20771 PR middle-end/19100
20772 * c-common.c: Include real.h.
20773 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20774 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20775 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20776 * Makefile.in (c-common.o): Update dependencies.
20778 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20780 * c-parse.in (asm_string): Add trailing semicolon.
20782 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20784 * c-parse.in (asm_string): New. Don't allow wide strings in
20786 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20787 asm_string instead of STRING.
20789 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20791 * c-typeck.c (constructor_no_implicit): Remove.
20792 (set_designator, process_init_element): Don't check
20793 constructor_no_implicit.
20795 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20796 Kaz Kojima <kkojima@gcc.gnu.org>
20799 * lcm.c (create_pre_exit): New.
20800 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20801 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20803 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20805 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20806 -msoft-float in target_float_switch.
20807 * arm.c (arm_override_options): Fix processing of target_float_switch.
20809 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20811 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20814 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20816 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20817 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20819 2005-01-04 Roger Sayle <roger@eyesopen.com>
20821 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20822 if deleting the then-block allows the test-block to fallthru to the
20825 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20828 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20829 after the full declaration if the are in two different TUs.
20831 2005-01-04 Richard Henderson <rth@redhat.com>
20834 * tree-sra.c (generate_one_element_init): Just
20835 call gimplify_and_add.
20836 (generate_element_init): Record the
20837 new referenced variables and mark them for renaming
20838 and split out to ...
20839 (generate_element_init_1): This.
20840 (scalarize_init): Don't call push_gimplify_context/
20841 pop_gimplify_context.
20843 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20845 * toplev.c (get_src_pwd): Handle failure of getpwd().
20847 2005-01-04 Roger Sayle <roger@eyesopen.com>
20849 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20851 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20852 all the cases handled by it are inverted by invert_truthvalue.
20854 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20856 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20857 (save_register_windowsi): Likewise.
20859 2005-01-04 Richard Henderson <rth@redhat.com>
20861 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20863 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20865 PR middle-end/17767
20866 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20867 any simplifications of vector mode comparison operators.
20868 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20870 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20871 Devang Patel <dpatel@apple.com>
20873 PR tree-optimization/18308
20874 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20875 the operands before creating a new expression.
20876 * dojump.c (do_jump): Make drop_through_label available
20877 for all cases. Add expansion of COND_EXPR.
20879 2005-01-04 Ira Rosen <irar@il.ibm.com>
20881 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20882 INTEGER_CST instead of TREE_CONSTANT.
20883 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20884 instead of TREE_CONSTANT.
20885 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20886 instead of TREE_CONSTANT.
20888 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20890 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20892 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20895 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20896 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20898 2005-01-03 Richard Henderson <rth@redhat.com>
20900 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20901 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20902 fold_convert_const_real_from_real): Split out from ...
20903 (fold_convert_const): ... here.
20905 2005-01-03 Richard Henderson <rth@redhat.com>
20908 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20909 (mov<MMXMODEI>_internal): Likewise.
20910 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20911 Add V2SF case; use it for SSE1; don't use TI.
20912 (movdf_integer): Likewise.
20913 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20915 2005-01-03 Ira Rosen <irar@il.ibm.com>
20917 * tree-vectorizer.c (vect_strip_conversions): New function.
20918 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20919 check for binary class.
20921 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20925 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20927 * gimple-low.c (mark_blocks_with_used_vars): New function.
20928 (mark_blocks_with_used_subblocks): Ditto.
20929 (mark_used_blocks): Ditto.
20930 (pass_mark_used_blocks): New pass.
20931 * tree-inline.c: Include debug.h.
20932 (expand_call_inline): Call outlining_inline_function here.
20933 * tree-optimize.c (init_tree_optimization_passes): Add
20934 pass_mark_used_blocks.
20935 * tree-pass.h (pass_mark_used_blocks): New.
20936 * Makefile.in (tree-inline.o): Add debug.h dependency.
20938 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20940 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20941 VAR_DECLs to have weak_import attribute.
20943 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20946 2004-01-03 Steven Bosscher <stevenb@suse.de>
20948 * passes.c (rest_of_compilation): Don't run regmove if only
20949 flag_expensive_optimizations, require flag_regmove instead.
20951 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20953 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20955 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20956 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20957 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20958 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20960 2005-01-03 Richard Henderson <rth@redhat.com>
20962 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20963 (ia64_const_ok_for_letter_p): New.
20964 (ia64_const_double_ok_for_letter_p): New.
20965 (ia64_extra_constraint): New.
20966 (ia64_expand_vecint_compare): New.
20967 (ia64_expand_vcondu_v2si): New.
20968 (ia64_expand_vecint_cmov): New.
20969 (ia64_expand_vecint_minmax): New.
20970 (ia64_print_operand): Add 'v'.
20971 (ia64_preferred_reload_class): New.
20972 (ia64_vector_mode_supported_p): New.
20973 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20974 (PREFERRED_RELOAD_CLASS): Move to function.
20975 (CONST_OK_FOR_LETTER_P): Move to function.
20976 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20977 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20978 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20979 (EXTRA_CONSTRAINT): Move to function.
20980 * config/ia64/ia64.md: Include vect.md.
20981 (itanium_class): Add mmalua.
20983 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20985 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20986 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20988 (const_int_2bit_operand): New.
20989 (fr_reg_or_0_operand): New.
20990 * config/ia64/ia64-modes.def: Add vector modes.
20991 * config/ia64/ia64-protos.h: Update.
20992 * config/ia64/vect.md: New file.
20994 2005-01-03 Richard Henderson <rth@redhat.com>
20996 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20998 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21001 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21003 (log1pdf2): Change mode of operands[0,1] to DFmode.
21005 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21007 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21008 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21009 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21010 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21011 SPARC_RELAXED_ORDERING.
21013 2005-01-03 Richard Henderson <rth@redhat.com>
21014 Uros Bizjak <uros@kss-loka.si>
21017 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21018 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21019 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21021 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21022 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21023 const_pow2_1_to_128_operand): New predicates.
21025 2005-01-02 Greg McGary <greg@mcgary.org>
21027 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21029 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21030 object. [ptr_type]: Remove unused variable.
21031 Remember nearest addressable array-element or record-component
21032 when checking bitfield components. Tolerate empty BIND_EXPR.
21034 2005-01-01 Richard Henderson <rth@redhat.com>
21036 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21037 that don't narrow the value. Fail for other conversions.
21039 2005-01-01 Richard Henderson <rth@redhat.com>
21042 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21043 * c-lang.c (finish_file): Don't do it here.
21044 * objc/objc-act.c (objc_finish_file): Likewise.
21046 * cgraph.c (decl_assembler_name_equal): New.
21047 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21048 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21049 * cgraph.h (struct cgraph_varpool_node): Add next.
21050 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21051 * varasm.c (assemble_alias): Mark the target as needed.
21053 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21055 PR middle-end/19221
21056 * function.c (get_arg_pointer_save_area): Use entry_of_function
21057 instead of get_insns.
21059 2005-01-01 Roger Sayle <roger@eyesopen.com>
21060 Andrew Pinski <pinskia@physics.uc.edu>
21061 James E. Wilson <wilson@specifixinc.com>
21063 PR rtl-optimization/12092
21064 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21067 2005-01-01 Roger Sayle <roger@eyesopen.com>
21068 Olivier Hainque <hainque@act-europe.fr>
21070 * tree.c (int_fits_type_p): A narrower type always fits in a
21071 wider one, except for negative values into unsigned types.
21073 2005-01-01 Roger Sayle <roger@eyesopen.com>
21075 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21076 with the original constant rather than require TREE_OVERFLOW.
21078 2005-01-01 Steven Bosscher <stevenb@suse.de>
21080 PR middle-end/17544
21081 * c-decl.c (finish_function): If compiling C99, annotate the
21082 compiler generated return with the current file name and line 0.
21083 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21084 the source line is greater than 0.
21085 (remove_bb): Likewise.