cpp-nullchar.c: Remove test as embedded nulls cause problems.

* cpp-nullchar.c:  Remove test as embedded nulls
cause problems.

From-SVN: r33022

* basic-block.h (conflict_graph_enum_fn): K&R fix.

From-SVN: r33021

Correct merge conflict

From-SVN: r33020

tree.c (tree_expr_nonnegative_p): New function.

        * tree.c (tree_expr_nonnegative_p): New function.

        * tree.h (tree_expr_nonnegative_p): Declare.

        * c-typeck.c (build_binary_op): Call `tree_expr_nonnegative_p' to
        elide some sign_compare warnings.
        (build_conditional_expr): Likewise.

cp:
        * typeck.c (build_binary_op): Call `tree_expr_nonnegative_p' to elide
        some sign_compare warnings.

From-SVN: r33019

i386.md (ashrsi3, [...]): Fix typo.

* i386.md (ashrsi3, ashrhi3, ashrqi3): Fix typo.

* i386.md (floathisf2, floathidf2, floathixf2): New patterns.
* i386.c (print_operand): Use the proper suffix for a 387 HImode
operand.  Abort if a 387 operand has an unsupported size.

From-SVN: r33018

* gcc.dg/compare2.c: New test.

From-SVN: r33016

* gcc.dg/cpp-nullchar.c: New test.

From-SVN: r33015

* cpp-nullchar.c: New test.

From-SVN: r33014

cppexp.c (parse_charconst): Null does not end character constants.

* cppexp.c (parse_charconst): Null does not end character
constants.
* cppinit.c (ISTABLE): Null character handled as whitespace.
* cpplex.c (null_warning):  new function.
(skip_string): Emit warning if nulls encountered.
(_cpp_skip_hspace): Emit warning if nulls encountered.
(_cpp_lex_token): Emit warning if nulls encountered.  Drop
them.
* cpp.texi: Update.

From-SVN: r33013

flow.c (loop_depth): Remove.

* flow.c (loop_depth): Remove.
(reg_next_use, cc0_live, mem_set_list): Replace with ...
(struct propagate_block_info): New.
(life_analysis): Don't allocate reg_next_use.
(propagate_block_delete_insn): Break out of propagate_block.
Use flow_delete_insn to unlink rather than use NOTE_INSN_DELETED.
(propagate_block_delete_libcall): Likewise.
(propagate_block): Create a propagate_block_info struct to pass
to subroutines.  Allocate one not two temporary regsets.  Don't
clobber memory for const calls.  Look for clobbers in
CALL_INSN_FUNCTION_USAGE.
(mark_set_regs): Recognize COND_EXEC.
(mark_set_reg): Break out of mark_set_1.
(mark_used_reg): Break out of mark_used_regs.
(mark_used_regs): Recognize COND_EXEC.
(insn_dead_p): Use propagate_block_info struct.
(libcall_dead_p, invalidate_mems_from_autoinc): Likewise.
(find_auto_inc, try_pre_increment_1): Likewise.
(print_rtl_with_bb): Dump regs live at end too.
(count_reg_sets_1): Pass in loop_depth.
(count_reg_sets, count_reg_references): Likewise.
(recompute_reg_usage): Provide it.

From-SVN: r33012

Fix filename for block_lump_real_i4 patch.

From-SVN: r33011

Fix comment.

From-SVN: r33010

Makefile.in (conflict.o): Depend on $(RTL_H) and $(BASIC_BLOCK_H) not the raw files.

        * Makefile.in (conflict.o): Depend on $(RTL_H) and $(BASIC_BLOCK_H)
        not the raw files.

From-SVN: r33009

cpplib.c (do_elif): Skip the rest of the line if we're not going to bother evaluating it.

* cpplib.c (do_elif): Skip the rest of the line if we're
not going to bother evaluating it.
(skip_if_group): Clear pfile->only_seen_white.  Reorder loop
to avoid pointless calls to the lexer.

* gcc.dg/cpp-mi2.c: New test.
* gcc.dg/cpp-mi2[abc].h: New files.

From-SVN: r33008

Fix nit.

* config/ia64/ia64.c: Delete stdio.h and ctype.h includes.

From-SVN: r33007

* calls.c (expand_call): emit_queue if we're trying a sibcall.

From-SVN: r33006

vmihint.C: Adjust __vmi_class_type_info member name.

* g++.old-deja/g++.abi/vmihint.C: Adjust __vmi_class_type_info
member name.

From-SVN: r33005

Rename abi::__vmi_class_type_info members.

* inc/cxxabi.h (__vmi_class_type_info): Rename details, n_bases,
base_list, detail_masks members to vmi_flags, vmi_base_count,
vmi_bases and vmi_flags_masks respectively.
(__vmi_class_type_info::vmi_flags_masks): Rename
details_unknown_mask to flags_unknown_mask.
* tinfo.cc (__class_type_info::do_upcast): Adjust.
(__vmi_class_type_info::do_find_public_src): Adjust.
(__vmi_class_type_info::do_dyncast): Adjust.
(__vmi_class_type_info::do_upcast): Adjust.

From-SVN: r33004

t-linux64 (tcrtbeginS.o, tcrtendS.o): Remove.

* config/sparc/t-linux64 (tcrtbeginS.o, tcrtendS.o): Remove.
* Makefile.in: Build crtbeginS and crtendS like crtbegin and
crtend so they can be multilibbed.
(STAGESTUFF): Remove s-crt and s-crtS.

From-SVN: r33003

alpha.c (alpha_emit_conditional_move): Fail if we discover we need a pseudo and no_new_pseudos is true.

        * config/alpha/alpha.c (alpha_emit_conditional_move): Fail
        if we discover we need a pseudo and no_new_pseudos is true.
        * config/alpha/alpha.md (ne:DI insn): New.
        (trunctfsf2, sne): Emit NE instead of non-canonical LTU.

From-SVN: r32998

rtl.def (COND_EXEC): New.

        * rtl.def (COND_EXEC): New.
        * rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New.
        * tm.texi (MAX_CONDITIONAL_EXECUTE): Document.

        * genconfig.c (have_cond_arith_flag): Remove.
        (have_cond_exec_flag): New.
        (walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE.
        (main): Print HAVE_conditional_execution.

        * haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC.
        (sched_analyze_insn, print_pattern): Likewise.
        * reload.c (find_equiv_reg): Likewise.
        * rtlanal.c (reg_referenced_p): Likewise.
        (note_stores, dead_or_set_regno_p): Likewise.
        (reg_overlap_mentioned_p): Rewrite to use a switch.

From-SVN: r32997

ggc.h (struct rtx_def): Forward declare.

        * ggc.h (struct rtx_def): Forward declare.

        * print-rtl.c (debug_rtx_range): New.
        * rtl.h (debug_rtx_range): Declare.

        * varray.h (VARRAY_ACTIVE_SIZE, VARRAY_POP_ALL): New.

From-SVN: r32996

gcse.c (gcse_main): Don't rebuild the CFG here.

        * gcse.c (gcse_main): Don't rebuild the CFG here.
        (delete_null_pointer_checks): Likewise.
        * ssa.c (convert_to_ssa): Likewise.
        * toplev.c (rest_of_compilation): Do it here instead.  Combine
        sequential calls to TIMEVAR.  Consistently use `insns' instead of
        `get_insns()'.  Always split insns after reload when optimizing.

From-SVN: r32995

basic-block.h (merge_blocks_nomove): Declare.

        * basic-block.h (merge_blocks_nomove): Declare.
        (tidy_fallthru_edge): Declare.
        * flow.c (merge_blocks_nomove): Document as merging into previous
        blocks.  Remove cruft from between blocks; remove all edges out of A.
        (tidy_fallthru_edge): Export.

From-SVN: r32994

tinfo.cc (convert_to_base): New function.

* tinfo.cc (convert_to_base): New function.
(get_vbase_offset): Remove. Move into convert_to_base.
(__vmi_class_type_info::do_find_public_src): Adjust.
(__vmi_class_type_info::do_dyncast): Adjust.
(__vmi_class_type_info::do_upcast): Adjust.
plus commit changelog entry 2000-04-06  Nathan Sidwell  <nathan@codesourcery.com>

From-SVN: r32993

ssa.c (compute_conservative_reg_partition): Declare with void arguments.

* ssa.c (compute_conservative_reg_partition): Declare with
void arguments.
* toplev.c (clean_dump_file): Remove previously-deleted function
inadvertantly merged back in.
* conflict.c (conflict_graph_add): Use a single call to
htab_find_slot to look up and insert.

From-SVN: r32992

Daily bump.

From-SVN: r32991

genrecog.c (*): Rename _last_insn to last_insn.

        * genrecog.c (*): Rename _last_insn to last_insn.
        (make_insn_sequence): Set the position of the peephole2 C test
        to be at the last insn.

From-SVN: r32990

* flow.c (compute_flow_dominators): Free worklist.

From-SVN: r32983

Michael Matz <matzmich@cs.tu-berlin.de>

Michael Matz  <matzmich@cs.tu-berlin.de>
        * flow.c (compute_flow_dominators): Process blocks FIFO not LIFO.

From-SVN: r32982

Forgot the ChangeLog entry in this commit; here it is.

* rtl.h (INSN_P): New macro.
(successor_phi_fn): New typedef.
(for_each_successor_phi): New prototype.
(in_ssa_form): New variable.
(PHI_NODE_P): Likewise.
* flow.c (calculate_global_regs_live): Add to new_live_at_end from
phi nodes in successors.
(mark_used_regs): Add PHI case.
(set_phi_alternative_reg): New function.
(life_analysis): Assert that dead code elimination is not selected
when in SSA form.
* toplev.c (to_ssa_time): New variable.
(from_ssa_time): Likewise.
(compile_file): Zero to_ssa_time and from_ssa_time.
Print time to convert to and from SSA.
(rest_of_compilation): Time convert_to_ssa and convert_from_ssa.
(print_time): Compute percent fraction as integer.
* ssa.c (PHI_NODE_P): Moved to rtl.h.
(convert_to_ssa): Check if we're already in SSA.
Don't eliminate dead code in life_analysis.
Rerun flow and life analysis at bottom.
(eliminate_phi): Use canonical regnos when adding nodes.
(mark_reg_in_phi): New function.
(mark_phi_and_copy_regs): Likewise.
(convert_from_ssa): Rerun life analysis at top.
Use coalesced partition.
Check for removing a phi node at the end of the block.
(compute_coalesced_reg_partition): New function.
(coalesce_regs_in_copies): Likewise.
(coalesce_reg_in_phi): Likewise.
(coalesce_regs_in_sucessor_phi_nodes): Likewise.
(for_each_successor_phi): Likewise.
(rename_context): New struct.
(rename_block): Use a rename_context with rename_insn_1.  When
renaming sets of a subreg, emit a copy of the entire reg first.
(rename_insn_1): Treat data as a rename_context *.  Save current
insn in set_data.
(rename_set_data): Add field set_insn.
* Makefile.in (HASHTAB_H): Move up in file.
(OBSTACK_H): New macro.
(collect2.o): Use OBSTACK_H in dependencies.
(sdbout.o): Likewise.
(emit-rtl.o): Likewise.
(simplify-rtx.o): Likewise.
(fix-header.o): Likewise.
(OBJS): Add conflict.o.
(conflict.o): New rule.
* basic-block.h: Include partition.h.
(conflict_graph): New typedef.
(conflict_graph_enum_fn): Likewise.
(conflict_graph_new): New prototype.
(conflict_graph_delete): Likewise.
(conflict_graph_add): Likewise.
(conflict_graph_conflict_p): Likewise.
(conflict_graph_enum): Likewise.
(conflict_graph_merge_regs): Likewise.
(conflict_graph_print): Likewise.
(conflict_graph_compute): Likewise.
* conflict.c: New file.

From-SVN: r32981

tinfo.cc (operator=): Use __builtin_strcmp.

* tinfo.cc (operator=): Use __builtin_strcmp.
* tinfo2.cc (before): Likewise.

From-SVN: r32980

rtl.h (INSN_P): New macro.

* rtl.h (INSN_P): New macro.
(successor_phi_fn): New typedef.
(for_each_successor_phi): New prototype.
(in_ssa_form): New variable.
(PHI_NODE_P): Likewise.
* flow.c (calculate_global_regs_live): Add to new_live_at_end from
phi nodes in successors.
(mark_used_regs): Add PHI case.
(set_phi_alternative_reg): New function.
(life_analysis): Assert that dead code elimination is not selected
when in SSA form.
* toplev.c (to_ssa_time): New variable.
(from_ssa_time): Likewise.
(compile_file): Zero to_ssa_time and from_ssa_time.
Print time to convert to and from SSA.
(rest_of_compilation): Time convert_to_ssa and convert_from_ssa.
(print_time): Compute percent fraction as integer.
* ssa.c (PHI_NODE_P): Moved to rtl.h.
(convert_to_ssa): Check if we're already in SSA.
Don't eliminate dead code in life_analysis.
Rerun flow and life analysis at bottom.
(eliminate_phi): Use canonical regnos when adding nodes.
(mark_reg_in_phi): New function.
(mark_phi_and_copy_regs): Likewise.
(convert_from_ssa): Rerun life analysis at top.
Use coalesced partition.
Check for removing a phi node at the end of the block.
(compute_coalesced_reg_partition): New function.
(coalesce_regs_in_copies): Likewise.
(coalesce_reg_in_phi): Likewise.
(coalesce_regs_in_sucessor_phi_nodes): Likewise.
(for_each_successor_phi): Likewise.
(rename_context): New struct.
(rename_block): Use a rename_context with rename_insn_1.  When
renaming sets of a subreg, emit a copy of the entire reg first.
(rename_insn_1): Treat data as a rename_context *.  Save current
insn in set_data.
(rename_set_data): Add field set_insn.
* Makefile.in (HASHTAB_H): Move up in file.
(OBSTACK_H): New macro.
(collect2.o): Use OBSTACK_H in dependencies.
(sdbout.o): Likewise.
(emit-rtl.o): Likewise.
(simplify-rtx.o): Likewise.
(fix-header.o): Likewise.
(OBJS): Add conflict.o.
(conflict.o): New rule.
* basic-block.h: Include partition.h.
(conflict_graph): New typedef.
(conflict_graph_enum_fn): Likewise.
(conflict_graph_new): New prototype.
(conflict_graph_delete): Likewise.
(conflict_graph_add): Likewise.
(conflict_graph_conflict_p): Likewise.
(conflict_graph_enum): Likewise.
(conflict_graph_merge_regs): Likewise.
(conflict_graph_print): Likewise.
(conflict_graph_compute): Likewise.
* conflict.c: New file.

From-SVN: r32979

tlink.c (read_repo_files): Don't look for .rpo info for linker flags.

* tlink.c (read_repo_files): Don't look for .rpo info for
linker flags.

From-SVN: r32978

* sh.h (STRUCT_VALUE, RETURN_IN_MEMORY): Define.

From-SVN: r32977

Fix Copyright.

From-SVN: r32976

lib1funcs.asm (___udivsi3_i4): ( __SH4_SINGLE__ / __SH4_SINGLE_ONLY__ variant): value for fpscr only depends...

* config/sh/lib1funcs.asm (___udivsi3_i4):
( __SH4_SINGLE__ / __SH4_SINGLE_ONLY__ variant): value for fpscr
only depends on FMOVD_WORKS.

From-SVN: r32975

lib1funcs.asm (___udivsi3_i4): When using fmovd, make double constant 8-byte aligned.

* config/sh/lib1funcs.asm (___udivsi3_i4): When using fmovd,
make double constant 8-byte aligned.

From-SVN: r32974

cp-tree.h (lang_decl_flags): Rename saved_inline to deferred.

* cp-tree.h (lang_decl_flags): Rename saved_inline to deferred.
(DECL_SAVED_INLINE): Rename to ...
(DECL_DEFERRED_FN): ... this.
(in_function_p): Remove declaration.
(mark_inline_for_output): Rename to ...
(defer_fn): ... this.
* decl.c (finish_function): Adjust call to mark_inline_for_output.
(in_function_p): Remove definition.
* decl2.c (saved_inlines): Rename to ...
(deferred_fns): ... this.
(saved_inlines_used): Rename to ...
(deferred_fns_used): ... this.
(mark_inline_for_output): Rename to ...
(defer_fn): ... this.
(finish_file): Adjust accordingly.
(init_decl2): Likewise.
* lex.c (cons_up_default_function): Likewise.
* pt.c (mark_decl_instantiated): Likewise.
(instantiate_decl): Don't set DECL_DEFER_OUTPUT under any
circumstances.
* rtti.c (get_tinfo_decl): Adjust call to mark_inline_for_output.
* semantics.c (expand_body): Defer more functions.

From-SVN: r32973

sparc.md (movtf_insn_sp32, [...]): Accept loading 0.0 into GENERAL_REGS.

* config/sparc/sparc.md (movtf_insn_sp32, movtf_insn_vis_sp32,
movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_hq_vis_sp64,
movtf_no_e_insn_sp64): Accept loading 0.0 into GENERAL_REGS.
(movtf_insn_sp64, movtf_insn_vis_sp64): Likewise.
Accept storing GENERAL_REGS into offsetable memory.
* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Don't allow
building a TFmode constant other than 0.0L into GENERAL_REGS.

From-SVN: r32972

* MAINTAINERS: Added myself.

From-SVN: r32971

* g++.old-deja/g++.abi/vmihint.C: New test.

From-SVN: r32970

* regrename.c (regrename_optimize): Handle no REG_ALLOC_ORDER.

From-SVN: r32969

cpp-ifparen.c, [...]: Add FSF copyright.

* cpp-ifparen.c, cpp-missingop.c, cpp-missingparen.c,
cpp-shift.c, cpp-shortcircuit.c, cpp-unary.c:  Add FSF
copyright.

From-SVN: r32968

vec.cc: New file.

* vec.cc: New file.
* Make-lang.in (CXX_LIB2FUNCS): Add it.
(vec.o): Build it.
* inc/cxxabi.h (__cxa_vec_new, __cxa_vec_ctor, __cxa_vec_dtor,
__cxa_vec_delete): Declare.

From-SVN: r32967

rtti.c (dfs_class_hint_mark): New static function.

* rtti.c (dfs_class_hint_mark): New static function.
(dfs_class_hint_unmark): New static function.
(class_hint_flags): Use them.

From-SVN: r32966

cpphash.c (CPP_IS_MACRO_BUFFER, [...]): Delete.

* cpphash.c (CPP_IS_MACRO_BUFFER, FORWARD, PEEKC): Delete.
(macro_cleanup): No need to cast pbuf->macro.
(collect_expansion): Use _cpp_get_define_token.  Goto done if
it returns VSPACE.  Remove check for trailing space after
CPP_COMMENT.
(_cpp_create_definition): Don't diddle flags here.  Return
directly on error.
(unsafe_chars): Handle c1 being EOF.
(push_macro_expansion): Use unsafe_chars for both accidental-paste
checks.  Don't push the buffer till after we're done with
them.
* cpplex.c (PEEKBUF, GETBUF, FORWARDBUF): New.
(PEEKN, FORWARD, GETC, PEEKC): Use them.
(cpp_push_buffer): Don't set new->alimit.  Set new->mark
appropriately.
(_cpp_parse_assertion): Don't NUL terminate.
(_cpp_lex_token): Fix -traditional macro handling.  Don't skip
hspace before calling _cpp_parse_assertion.  Remove all sets
of only_seen_white. Treat '\f' as hspace.  Don't do anything
special with '\n' here.
(maybe_macroexpand): Handle T_EMPTY hash entries without
pushing a buffer at all.
(cpp_get_token): Handle clearing only_seen_white here.  Handle
incrementing the line number here.  Clear
potential_control_macro as well as only_seen_white, if
appropriate.
(cpp_get_non_space_token): Don't eat CPP_POP tokens.
(_cpp_get_define_token): New function, basically like
_cpp_get_directive_token was but doesn't eat horizontal space.
Don't do anything with only_seen_white here.
(_cpp_get_directive_token): Just call _cpp_get_define_token
repeatedly till it returns non-hspace.

* cpplib.c (PEEKN, FORWARD, GETC, PEEKC): Delete.
(conditional_skip, skip_if_group): Return int.
(DIRECTIVE_TABLE): Change origin of all conditional directives
to "COND".
(TRAD_DIRECT_P): New macro.
(_cpp_handle_directive): Use _cpp_get_directive_token.  Issue
an error for a bogus directive, unless -lang-asm.  Use
TRAD_DIRECT_P. Loop calling handler functions till one returns
zero.
(get_macro_name): Don't diddle flags here.
(do_define): Diddle flags here.  Use _cpp_get_directive_token.
Create T_EMPTY nodes for #define macro /* nothing */.
(do_undef): Don't copy the name.  Use _cpp_get_directive_token.
Use hp->name when calling pass_thru_directive.
(do_if, do_else, do_elif, do_ifdef, do_ifndef, conditional_skip):
Return the result of conditional_skip and/or skip_if_group.
Don't call _cpp_output_line_command.
(consider_directive_while_skipping): Use _cpp_get_directive_token.
Issue -Wtraditional warnings as appropriate.  Don't complain
about unrecognized directives.  If we are to stop skipping,
return the number of the directive that ended the skip.
(skip_if_group): Use _cpp_get_directive_token.  Turn off macro
expansion and line commands while skipping.  Return the result
of consider_directive_while_skipping, if nonzero.
(do_endif): Just set potential_control_macro here.
(validate_else): Use _cpp_get_directive_token.
(do_assert, do_unassert): Don't save pointers into the
token_buffer across calls to the lexer.  Use
_cpp_get_directive_token.

* cpplib.h (cpp_buffer): Remove alimit and colno.  Make mark a
pointer, not an offset.  Replace 'data', which was a generic
pointer, with 'macro', which points to a struct hashnode.
(cpp_reader): Add 'potential_control_macro' pointer.
* cpphash.h (T_UNUSED): Replace with T_EMPTY.
(CPP_BUF_GET, CPP_FORWARD): Delete.
(CPP_IN_COLUMN_1, ADJACENT_TO_MARK): New macros.
(CPP_IS_MACRO_BUFFER, CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK,
ACTIVE_MARK_P): Update.
(_cpp_get_define_token): New internal function.
* cppfiles.c (read_include_file): Don't set fp->alimit or fp->colno.

From-SVN: r32965

Daily bump.

From-SVN: r32964

configure.in (enable_libstdcxx_v3): Add.

2000-04-05  Benjamin Kosnik  <bkoz@cygnus.com>
            Martin v. Loewis  <martin@loewis.home.cs.tu-berlin.de>

        * configure.in (enable_libstdcxx_v3): Add.
        (target_libs): Add bits here to switch between libstdc++-v2 and
        libstdc++-v3.
        * config.if: And this file too.
        * Makefile.in: Add libstdc++-v3 targets.

Co-Authored-By: Martin v. Loewis <martin@loewis.home.cs.tu-berlin.de>
From-SVN: r32963

configure.in: And here.

2000-04-05   Benjamin Kosnik  <bkoz@cygnus.com>

        * configure.in: And here.
        * configure: Regenerate.
        * acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if
        --enable-libstdcxx-v3 is passed at configure time.
        * config.h.in: Regenerate.

From-SVN: r32962

decl2.c: Make flag_honor_std dependant on ENABLE_STD_NAMESPACE.

2000-04-05  Benjamin Kosnik  <bkoz@cygnus.com>

        * decl2.c: Make flag_honor_std dependant on ENABLE_STD_NAMESPACE.

From-SVN: r32961

re GNATS gcj/140 (gcj permits assignment to array length)

Fix for PR gcj/140:
* parse.y (check_final_assignment): Recognize assignments to the
`length' field of an array when generating class files.

From-SVN: r32960

cp-tree.h (instantiate_decl): Change prototype.

* cp-tree.h (instantiate_decl): Change prototype.
* decl2.c (mark_used): Adjust call.
* optimize.c (inlinable_function_p): Adjust handling of templates.
* pt.c (do_decl_instantiation): Adjust call to instantiate_decl.
(do_type_instantiation): Likewise.
(instantiate_decl): Defer more templates.
(instantiate_pending_templates): Adjust logic to handle inline
friend functions.

From-SVN: r32959

class.c (decl_hash): Prototype removed.

2000-04-05  Alexandre Petit-Bianco  <apbianco@cygnus.com>

* class.c (decl_hash): Prototype removed.
(decl_compare): Likewise.

(Fixes a warning problem.)

From-SVN: r32958

final.c (final): Use xcalloc to allocate line_note_exists.

* final.c (final): Use xcalloc to allocate line_note_exists.
* function.c (free_after_compilation): Free the temp_slots.
(assign_stack_temp_for_type): Use xmalloc to allocate temp_slots.
(combine_temp_slot): Free temp_slots when they get combined.
(purge_addressof): Fix typo in comment.
* stmt.c (mark_goto_fixup): Mark the fixup itself.
(expand_fixup): Allocate the fixup with ggc_alloc_obj.

* ggc.h: Include varray.h.
(ggc_pending_trees): Declare.
(ggc_mark_tree_children): Remove declaration.
(ggc_mark_tree): Just push unmarked trees on ggc_pending_trees.
* ggc-common.c (ggc_pending_trees): New variable.
(ggc_mark_roots): Call ggc_mark_trees.
(ggc_mark_tree_children): Rename to ggc_mark_trees.  Process all
the ggc_pending_trees.
* Makefile.in (GGC_H): New variable.  Use it throughout in place
of ggc.h.

* Makefile.in (GGC_H): New variable.  Use it throughout in place
of ggc.h.

* call.c: Don't include obstack.h.  Include ggc.h.
(obstack_chunk_alloc): Don't define.
(obstack_chunk_free): Likewise.
(add_candidate): Allocate the z_candidate with ggc_alloc_obj.
* decl.c (push_switch): Use xmalloc to allocate the cp_switch.
(pop_switch): Free it.

* decl2.c (grokclassfn): Set TREE_READONLY for PARM_DECLs.

* dump.c (dequeue_and_dump): Don't try to print the bit_position
if we don't have a DECL_FIELD_OFFSET.

* Makefile.in (GGC_H): Add varray.h.

From-SVN: r32956

re GNATS gcj/164 (compiler permits "volatile final" variables)

* parse.h (THIS_MODIFIER_ONLY): Changed meaning of `v' parameter.
* parse.y (check_modifiers_consistency): Check for final/volatile
clash.  Fixes PR gcj/164.

From-SVN: r32955

configure: Rebuilt.

* configure: Rebuilt.
* configure.in: Recognize --enable-java-awt.
(AWT): New conditional.
* Makefile.in: Rebuilt.
* Makefile.am (toolexeclib_LTLIBRARIES): Build libgcjawt.la if
requested.
(libgcjawt_la_SOURCES): New macro.
(EXTRA_libgcjawt_la_SOURCES): Likewise.
(libgcjawt_la_DEPENDENCIES): Likewise.
(libgcjawt_la_LIBADD): Likewise.
(libgcjawt_la_LDFLAGS): Likewise.
(libgcj.zip): Depend on cond_java_awt_source_files
(cond_awt_java_source_files): New macro.
(MOSTLYCLEANFILES): Added awto_files.
(awto_files): New macro.  Use where javao_files used.
(nat_headers): Use cond_awt_java_source_files.

From-SVN: r32954

Recognize d30v-elf as d30v-unknown-elf

From-SVN: r32952

* splay-tree.c (splay_tree_remove): New.

From-SVN: r32949

* splay-tree.h (splay_tree_remove): Declare.

From-SVN: r32948

class.c: (java_hash_hash_tree_node): Renamed from `decl_hash', made global.

2000-04-05  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * class.c: (java_hash_hash_tree_node): Renamed from `decl_hash',
        made global.
        (java_hash_compare_tree_node): Renamed from `decl_compare, made
        global.
        (add_method_1): Use `java_hash_hash_tree_node' and
        `java_hash_compare_tree_node'.
        * java-tree.h: (java_hash_hash_tree_node): Prototyped.
        (java_hash_compare_tree_node): Likewise.
        * parse.y (find_applicable_accessible_methods_list): Create,
        delete and use a hash table to remember already searched interfaces.

From-SVN: r32947

sh.h (FUNCTION_ARG_PARTIAL_NREGS): Accomodate an unsigned GET_MODE_SIZE.

* sh.h (FUNCTION_ARG_PARTIAL_NREGS): Accomodate an unsigned
GET_MODE_SIZE.

From-SVN: r32946

sh.c (sh_insn_length_adjustment): New function.

* sh.c (sh_insn_length_adjustment): New function.
* sh-protos.h (sh_insn_length_adjustment): Declare.
* sh.h (ADJUST_INSN_LENGTH): Use it.

From-SVN: r32942

md.texi (Standard Names): Clarify when movX is needed.

* md.texi (Standard Names): Clarify when movX is needed.

* combine.c (simplify_comparison) [MINUS]: Do not replace
all (op (minus A B) 0) with (op A B).

From-SVN: r32940

960327-1.c (f): Add a letter to s[] to avoid stack-frame overwrite.

* execute/960327-1.c (f): Add a letter to s[] to avoid stack-frame
overwrite.

From-SVN: r32939

From Mark Elbrecht:

        * makefile.dos: Remove; obsolete.
        * configure.bat: Remove; obsolete.

From-SVN: r32938

Update POTFILES.in for rs6000.

From-SVN: r32937

jcf-depend.c (add_entry): Fixed bug where list was always replaced with latest entry.

2000-04-03  Matt Welsh  <mdw@cs.berkeley.edu>

* jcf-depend.c (add_entry): Fixed bug where list was always replaced
with latest entry.

From-SVN: r32936

optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes from the insn where REG_RETVAL is added.

        * optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes
        from the insn where REG_RETVAL is added.
        (emit_no_conflict_block): Ditto.

From-SVN: r32935

sh.c (block_lump_real_i4): Add missing clobber of T_REG

* sh.c (block_lump_real_i4): Add missing clobber of T_REG
(block_lump_real): Likewise.

Co-Authored-By: J"orn Rennecke <amylaar@cygnus.co.uk>
From-SVN: r32934

mips.h (MASK_DEBUG_A, [...]): Zero the remaining non-zero debugging masks.

        * mips.h (MASK_DEBUG_A, MASK_DEBUG_B, MASK_DEBUG_C): Zero the
        remaining non-zero debugging masks.

From-SVN: r32933

basic-block.h (verify_flow_info): Declare.

        * basic-block.h (verify_flow_info): Declare.
        (flow_loop_outside_edge_p): Declare.
        * flow.c (verify_flow_info): Remove declaration.
        (clear_log_links, flow_loop_outside_edge_p): Likewise.

From-SVN: r32932

m68k-protos.h (finalize_pic): Turn prototype off using `#if 0', not C++ comments.

        * m68k/m68k-protos.h (finalize_pic): Turn prototype off using `#if 0',
        not C++ comments.

From-SVN: r32931

Fix problems in my previous commit.

From-SVN: r32930

20000405-2.c: New test.

* compile/20000405-2.c: New test.
* compile/20000405-3.c: New test.

From-SVN: r32929

sparc.md (snedi_zero+1, [...]): Allow splits only if registers are different.

* config/sparc/sparc.md (snedi_zero+1, neg_snedi_zero+1,
snedi_zero_trunc+1, seqdi_zero+1, neg_seqdi_zero+1,
seqdi_zero_trunc+1): Allow splits only if registers are
different.

From-SVN: r32928

Daily bump.

From-SVN: r32927

Update.

From-SVN: r32926

acconfig.h: Add HAVE_GAS_HIDDEN.

* acconfig.h: Add HAVE_GAS_HIDDEN.
        * config.h: Regenerated.
        * configure.in: Add test for .hidden pseudo-op in gas.
* configure: Regenerated.
        * crtstuff.c: Include auto-host.h.
        Emit additional .hidden pseudo-op for __dso_handle if the
        assembler knows about it.

From-SVN: r32925

cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0, before freeing argnames.

2000-04-04  Philippe De Muyter  <phdm@macqel.be>

* cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0,
before freeing argnames.
* cpplib.c (do_ifndef): Cast return value of xstrdup.

From-SVN: r32924

* compile/20000405-1.c: New test.

From-SVN: r32923

Make memory reference + update work with -mregnames

From-SVN: r32922

regrename.c (regno_first_use_in): Wrap prototype in PARAMS.

* regrename.c (regno_first_use_in): Wrap prototype in PARAMS.
(regrename_optimize): Rename variables `def_uses' and
`ext_basic_blocks' to avoid conflicts with similarly named
typedefs in traditional C.

From-SVN: r32921

* calls.c (initialize_argument_information): Fix typo in last change.

From-SVN: r32920

regrename.c (consider_available): Test fixed_regs not PIC_OFFSET_TABLE_REGNUM.

        * regrename.c (consider_available): Test fixed_regs not
        PIC_OFFSET_TABLE_REGNUM.

From-SVN: r32919

t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbegin, crtend.

* config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbegin,
crtend.
(CRTSTUFF_T_CFLAGS_S): Delete definition.
* config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Always use crtbegin.
(ENDFILE_LINUX_SPEC): Always use crtend.
* configure.in (powerpc-*-linux-gnulibc1): Don't define extra_parts.
(powerpc-*-linux-gnu): Likewise.
* configure: Regenerate.

* config/rs6000/eabi.h: Don't include sysv4.h.
(MULTILIB_DEFAULTS): Don't define.
* config/rs6000/eabiaix.h: Don't include eabi.h.
* config/rs6000/eabile.h: Delete.
* config/rs6000/eabilesim.h: Delete.
* config/rs6000/eabisim.h: Don't include eabi.h.
* config/rs6000/linux.h: Don't include sysv4.h.
(JUMP_TABLES_IN_TEXT_SECTION): Don't redefine.
(MULTILIB_DEFAULTS): Don't redefine.
* config/rs6000/rtems.h: Don't include eabi.h.
* config/rs6000/sol2.h: Don't include sysv4le.h.
* config/rs6000/sysv4le.h: Don't include sysv4.h.
* config/rs6000/t-ppc: Delete.
* config/rs6000/t-ppcgas: Correct comment.
* config/rs6000/t-ppcos: Correct comment.  Don't build
multilibs for -fPIC, rather use -fPIC -mstrict-align
as default.
* config/rs6000/t-ppc: Delete.
* config/rs6000/vxppc.h: Don't include sysv4.h.
* config/rs6000/vxppcle.h: Delete.
* configure.in: Use multiple header files for p2pc ELF targets
powerpc-eabiaix, powerpc-eabisim, powerpc-rtems, powerpcle-eabi,
powerpcle-eabisim, powerpc-elf, powerpcle-elf, powerpc-linux-gnu,
powerpc-linux-gnulibc1, powerpc-sysv, powerpcle-sysv,
powerpc-vxworks, powerpcle-vxworks.  Assume GAS functionality is
always available for these platforms.

From-SVN: r32918

* calls.c (try_to_integrate): Initialize reg_parm_stack_space.

From-SVN: r32917

Makefile.in: Add rules for regrename.o

* Makefile.in: Add rules for regrename.o
* regrename.c: New file.
* rtl.h (regrename_optimize): Add prototype.
* toplev.c (rename_registers_dump, flag_rename_registers): New variables
(compile_file, decode_d_option): Add support for -frename-registers.
(rest_of_compilation): Call regrename_optimize.
* config/ia64/ia64.h (HARD_REGNO_RENAME_OK, RENAME_EXTENDED_BLOCKS):
New macros.

From-SVN: r32916

Makefile (gccbug): New target.

* Makefile (gccbug): New target.
(doc): Depend on it.
* gcc.texi (Bugs): Link subnodes.
(gccbug): New node.
* gccbug.in (CATEGORIES): Remove gc, host, profiling, libgcc.
Document severities, priorities, and classes in bug form.
* ChangeLog: Replace leading spaces with tabs.

From-SVN: r32915

* gcc.dg/cast-qual-1.c: Revert last change.

From-SVN: r32914

dbxout.c (CONTIN): If it doesn't have to do anything...

* dbxout.c (CONTIN): If it doesn't have to do anything, give it a
definition that doesn't provoke the "empty body in an
if-statement" warning.

From-SVN: r32913

cpplex.c (trigraph_map, speccase): Combine into single table, chartab.

* cpplex.c (trigraph_map, speccase): Combine into single
table, chartab.
(NORMAL, NONTRI): New macros.
(_cpp_read_and_prescan): Change to use unified table.  Use
is_hspace to test for whitespace.

From-SVN: r32912

builtins.c (expand_builtin_strlen): Force the source to be a memory address.

* builtins.c (expand_builtin_strlen): Force the source to
be a memory address.

From-SVN: r32911

cpplib.c (D): Adjust to call CONCAT2 macro without whitespace.

2000-04-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

* cpplib.c (D): Adjust to call CONCAT2 macro without whitespace.

From-SVN: r32910

cfns.gperf (hash, [...]): Prototype.

* cfns.gperf (hash, libc_name_p): Prototype.

* rtti.c (build_dynamic_cast_1): Constification.

* search.c (dfs_debug_unmarkedp, dfs_debug_mark): Unhide prototypes.

* semantics.c (deferred_type_access_control): Prototype.

From-SVN: r32909

boehm.c (mark_reference_fields, set_bit): Prototype.

* boehm.c (mark_reference_fields, set_bit): Prototype.
(set_bit): Un-ANSI-fy definition.

* class.c (init_test_hash_newfunc, decl_hash, decl_compare):
Prototype.

* decl.c (emit_init_test_initialization): Likewise.

* gjavah.c (jni_print_char): Likewise.

* parse.y (create_new_parser_context): Likewise.

From-SVN: r32908

Makefile.in: Rebuilt.

* Makefile.in: Rebuilt.
* Makefile.am (awt_java_source_files): Added AWTException.java.
* java/awt/AWTException.java: New file.

From-SVN: r32907

Top level:

2000-04-04  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * configure.in: (i[3456]86-*-solaris2*): Removed `target-libffi'
        from list. Patch proposed by Anthony Green.

Libffi:

2000-04-04  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * configure: Rebuilt.
        * configure.in: (i*86-*-solaris*): New libffi target. Patch
        proposed by Bryce McKinlay.

From-SVN: r32906

Correct many new ABI issues regarding vbase and vcall offset layout.

Correct many new ABI issues regarding vbase and vcall offset
layout.
* cp-tree.h (BINFO_VTABLE): Document.
(struct lang_type): Tweak formatting.
(BINFO_PRIMARY_BINFO): Add to documentation.
(CLASSTYPE_VSIZE): Fix typo in comment.
(CLASSTYPE_VBASECLASSES): Update documentation.
(BINFO_VBASE_MARKED): Remove.
(SET_BINFO_VBASE_MARKED): Likewise.
(CLEAR_BINFO_VBASE_MARKED): Likewise.
(BINFO_FIELDS_MARKED): Remove.
(SET_BINFO_FIELDS_MARKED): Likewise.
(CLEAR_BINFO_FIELDS_MARKED): Likewise.
(enum access_kind): New enumeration.
(num_extra_vtbl_entries): Remove declaration.
(size_extra_vtbl_entries): Likewise.
(get_vtbl_decl_for_binfo): New function.
(dfs_vbase_unmark): Remove declaration.
(mark_primary_bases): Likewise.
* class.c (SAME_FN): Remove.
(struct vcall_offset_data_s): Move definition.
(build_vbase_pointer): Use `build', not `build_binary_op', to
access the vbase pointer under the new ABI.
(build_vtable_entry_ref): Use get_vtbl_decl_for_binfo.
(build_primary_vtable): Likewise.
(dfs_mark_primary_bases): Move here from search.c.
(mark_primary_bases): Likewise.
(determine_primary_bases): Under the new ABI, don't make a base
class a primary base just because we don't yet have any virtual
functions.
(layout_vtable_decl): Use get_vtbl_decl_for_binfo.
(num_vfun_entries): Remove.
(dfs_count_virtuals): Likewise.
(num_extra_vtbl_entries): Likewise.
(size_extra_vtbl_entries): Likewise.
(layout_virtual_bases): Iterate in inheritance graph order under
the new ABI.
(finish_struct_1): Use TYPE_VFIELD, not CLASSTYPE_VSIZE, to
indicate that a vfield is present.
(init_class_processing): Initialize access_public_node, etc., from
ak_public, etc.
(get_vtbl_decl_for_binfo): New function.
(dump_class_hierarchy_r): Likewise.
(dump_class_hierarchy): Use it.
(finish_vtbls): Build the vtbls in inheritance graph order.
(dfs_finish_vtbls): Adjust call to build_vtbl_initializer.
(initialize_vtable): Use get_vtbl_decl_for_binfo.
(accumulate_vtbl_inits): Add comments explaining why a pre-order
walk is required.
(dfs_accumulate_vtbl_inits): Set BINFO_VTABLE to the location
where the vptr points, even for primary vtables.
(build_vtbl_initializer): Adjust handling of vbase and vcall
offsets.
(build_vcall_and_vbase_vtable_entries): New function.
(dfs_build_vbase_offset_vtbl_entries): Remove.
(build_vbase_offset_vtbl_entries): Reimplement.
(dfs_build_vcall_offset_vtbl_entries): Don't include virtuals that
were already handled in a primary base class vtable.
(build_vcall_offset_vtbl_entries): Adjust.
(build_rtti_vtbl_entries): Adjust.
* decl2.c (output_vtable_inherit): Use get_vtbl_decl_for_binfo.
* init.c (expand_virtual_init): Simplify.
* repo.c (repo_get_id): Use get_vtbl_decl_for_binfo.
* rtti.c (create_pseudo_type_info): Adjust calculation of vptr.
* search.c (BINFO_ACCESS): New macro.
(SET_BINFO_ACCESS): Likewise.
(dfs_access_in_type): Manipulate access_kinds, not access nodes.
(access_in_type): Likewise.
(dfs_accessible_p): Likewise.
(protected_accessible_p): Likewise.
(lookup_fnfields_1): Adjust documentation.
(dfs_mark_primary_bases): Move to class.c
(mark_primary_bases): Likewise.
(dfs_vbase_unmark): Remove.
(virtual_context): Use BINFO_FOR_VBASE.
(dfs_get_vbase_types): Simplify.
(dfs_build_inheritance_graph_order): New function.
(get_vbase_types): Use it.
* tree.c (debug_binfo): Use get_vtbl_decl_for_binfo.

* tinfo.cc (get_vbase_offset): New function.
(__vmi_class_type_info::do_find_public_src): Use it.
(__vmi_class_type_info::do_dyncast): Likewise.
(__vmi_class_type_info::do_upcast): Likewise.

From-SVN: r32905

calls.c (ECF_MALLOC, [...]): New constants.

* calls.c (ECF_MALLOC, ECF_MAY_BE_ALLOCA, ECF_RETURNS_TWICE,
 ECF_LONGJMP, ECF_FORK_OR_EXEC):  New constants.
(ECF_IS_CONST): Rename to ECF_CONST.
(special_function_p): Make static, change interface.
(flags_from_decl_or_type, try_to_integrate): Break out from ...
(expand_call) ... here; convert number of variables to flags.
(emit_library_call_vlue_1): Likewise.
(setjmp_call_p): New function.
(initialize_argument_information): Accepts flags as argument;
return flags.
(precompute_arguments): Likewise.
* tree.h (special_function_p): Remove.
(setjmp_call_p): Add prototype.

From-SVN: r32904