* expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
returned MEM.
(expand_expr_unaligned, case ARRAY_REF): Check that index is
a constant before comparing it; use tree_low_cst.
* tree.c (save_expr): Set TREE_READONLY.
(substitute_expr): Return inside of NON_LVALUE_EXPR.
(build, build1): Set TREE_READONLY if all operands are.
(build_index_type): If upper bound is a negative number, lower
bound is zero and sizetype is unsigned, use upper bound of one and
lower of zero.
From-SVN: r36979
* stor-layout.c (compute_record_mode): Use tree_low_cst.
Don't use mode of field for record unless sizes are the same.
(layout_type, case ARRAY_TYPE): Remove special bounds handling
previously added for Ada; also change to using host_integerp
and tree_low_cst.
From-SVN: r36976
* loop.c (strength_reduce): Show when new register made for
giv is known to be a pointer and its aligment if so and known.
(loop_dump_aux): Show VERBOSE parameter unused.
From-SVN: r36975
* fold-const.c (force_fit_type): Unsigned values can overflow
if they are sizetype.
(int_const_binop): Don't use cache if overflows.
* cp/typeck.c (dubious_conversion_warning): Suppress if
TYPE_IS_SIZETYPE.
From-SVN: r36970
* combine.c (struct undo): Change int to unsigned int.
(do_SUBST_INT): Args are unsigned int.
(make_extraction, force_to_mode): Use proper type when forming mask.
(make_field_assignment): Likewise.
From-SVN: r36967
* c-common.c (check_format_info_recurse): Extract string constant
initializers from non-volatile constant arrays and check them as
formats.
* c-typeck.c (decl_constant_value): Don't check pedantic or check
for DECL_MODE (decl) != BLKmode.
(decl_constant_value_for_broken_optimization): New function which
includes these checks.
(default_conversion, convert_for_assignment, digest_init): Use
decl_constant_value_for_broken_optimization instead of
decl_constant_value.
testsuite:
* gcc.dg/format-array-1.c: New test.
From-SVN: r36965
* config/avr/avr-protos.h (avr_output_bld): New.
(out_shift_with_cnt): Add t_len argument.
* config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
(output_movqi, output_movhi, output_movsisf): Optimize loading
any constant with exactly one bit set to NO_LD_REGS.
(out_shift_with_cnt): Optimize output code for size or speed,
depending on optimize_size. Handle small shift counts as well
(if not hand-optimized in ?sh??i3_out). Shifts can be done
with or without a scratch register, with help of __tmp_reg__
or __zero_reg__ if necessary. Add T_LEN argument to pass the
length of TEMPLATE in words, return total insn length in *LEN.
(ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
out_shift_with_cnt to work with the above change.
(ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
lshrsi3_out): Likewise. Optimize more known shift count cases.
Remove cases already well optimized in out_shift_with_cnt.
(avr_output_bld): New function.
* config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
(TARGET_SWITCHES): Remove -mpack-args backward compatibility.
* config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
Add reload_completed to insn condition - only for peepholes.
(ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
in a register or memory.
(ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
Do not require a scratch register.
(*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
*lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
Optimize shifts by known count using a scratch register, but only
if one is still available after register allocation.
From-SVN: r36963
2000-10-19 Benjamin Kosnik <bkoz@purist.soma.redhat.com>
* testsuite/22_locale/codecvt_unicode_char.cc (test01): Adjust
creation of state_type for unicode_codecvt to take into account
the byte order markings. Add distinct tests for UCS-2BE and UCS-2LE.
* testsuite/22_locale/codecvt_unicode_wchar_t.cc (test01): Same.
* include/bits/codecvt.h (__enc_traits): Add support for encodings
that need a byte order marker. Needed for correct unicode support.
* src/locale.cc: Remove explicit qualification std::.
(locale::locale(const char* __name)): Revert, as named locale
support not finished.
* src/localename.cc (locale::_Impl:: _Impl(size_t __numfacets,
size_t __refs, bool __has_name = false, string __name): Move
default argument...
* include/bits/localefwd.h: Here.
From-SVN: r36959
* class.c (subobject_offset_fn): New type.
(dfs_record_base_offsets): Remove.
(record_base_offsets): Likewise.
(dfs_search_base_offsets): Likewise.
(record_subobject_offset): New function.
(check_subobject_offset): Likewise.
(walk_subobject_offsets): Likewise.
(record_subobject_offsets): Likewise.
(layout_conflict_p): Reimplement.
(layout_nonempty_base_or_field): Correct handling of type
conflicts during layout.
(layout_empty_base): Likewise.
(build_base_field): Adjust to handle new representation of empty
base offset table.
(build_base_fields): Likewise.
(layout_virtual_bases): Likewise.
(splay_tree_compare_integer_csts): New function.
(layout_class_type): Use a splay_tree, rather than a varray, to
represent the offsets of empty bases.
From-SVN: r36958
* alias.c: (mark_constant_function): Don't check pure functions.
Initialize and end alias analysis.
(nonlocal_mentioned_p): Rename from nonlocal_reference_p.
Don't make a special exception for recursion. Handle
UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
unless it's volatile.
* local-alloc.c (equivalence): New structure.
(reg_equiv): Define.
(contains_replace_regs): Remove array and use
field in reg_equiv.
(memref_referenced_p): Likewise.
(no_equiv): Likewise.
(update_equiv_regs): Likewise.
(equiv_init_varies_p,
equiv_init_movable_p): New functions.
(update_equiv_regs): Use them. Use rtx_varies_p
instead of function_invariant_p. Process insns
from end to beginning. Allow a REG_EQUIV insn
within the same loop as a use to be moved, also
allow it to be moved out of a loop. Update
REG_DEAD notes when substituting into an insn.
From-SVN: r36957
2000-07-18 Bryce McKinlay <bryce@albatross.co.nz>
* parse.y (find_most_specific_methods_list): Select the only
non-abstract method even if max has been set.
Fixes gcj/285, gcj/298.
(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00646.html)
From-SVN: r36956
* c-decl.c (start_decl): Check for error_mark_node type before using
COMPLETE_TYPE_P.
(finish_decl): Likewise. Don't give an error if decl type is
already error_mark_node.
From-SVN: r36955
* haifa-sched.c (compute_trg_info): Add explanatory comments.
New local update_blocks. Use update_blocks to remove duplicates
when computing update blocks. Check for bblst_table overflow.
(schedule_block): Add explanatory comment. Reduce bblst_size by
factor of 2.
* config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
notes.
From-SVN: r36954
2000-07-19 Alexandre Petit-Bianco <apbianco@cygnus.com>
* parse.y (process_imports): Consider that one might be trying to
import an innerclass. Fixes gcj/254
(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00631.html)
From-SVN: r36948
2000-10-18 Alexandre Petit-Bianco <apbianco@cygnus.com>
* gjavah.c (add_class_decl): Removed unused variables `tname',
`tlen' and `name_index'.
* java-tree.h (BUILD_FILENAME_IDENTIFIER_NODE): New macro.
* jcf-parse.c (jcf_parse_source): Use it and set EXPR_WFL_FILENAME
in `wfl_operator' with value.
(yyparse): Use BUILD_FILENAME_IDENTIFIER_NODE.
(jcf_figure_file_type): Fixed identation.
* lex.c (java_get_line_col): Use EOF. Tuned `^' placement.
* parse.y (analyze_clinit_body): New function.
(static_initializer:): Reset `current_static_block'.
(java_parser_context_restore_global): Set EXPR_WFL_FIILENAME_NODE in
`wfl_operator' with new value.
(lookup_cl): Use EXPR_WFL_FILENAME.
(maybe_yank_clinit): Handle bogus <clinit> bodies, call
analyze_clinit_body.
(build_outer_field_access): Access to this$<n> built from
current_class, not its outer context.
(build_access_to_thisn): Fixed leading comment. Tidied things up.
(resolve_qualified_expression_name): Handle `T.this' and `T.this.f()'.
(patch_method_invocation): Use `is_static_flag' when already
initialized.
(patch_newarray): Removed assignment in ternary operator.
(http://gcc.gnu.org/ml/gcc-patches/2000-10/msg00629.html)
From-SVN: r36946
2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
David V. Henkel-Wallace <gumby@cygnus.com>
* config/i386/t-netware: Bring in from the Red Hat tree.
* config/i386/netware.h: Likewise.
* config/netware.h: Likewise.
* config/rs6000/netware.h: Delete.
* configure.in: Add i[34567]86-*-netware.
* configure: Hand-edit to match configure.in change.
Co-Authored-By: David V. Henkel-Wallace <gumby@cygnus.com>
From-SVN: r36941
