* function.c (retrofit_block): Abort if we don't find a suitable insn.
(insert_block_after_note): Abort if we don't have a previous block.
Remove FN parameter.
* function.h: Adjust.
* tree.c (walk_tree): Walk operand subtrees in forward order.
* optimize.c (expand_call_inline): Likewise.
(optimize_function): Initialize id->scope_stmt to something useful.
(remap_block): Assume id->scope_stmt has a useful value.
From-SVN: r30965
* typeck.c (build_c_cast): Expand warning message. Move pointer
alignment warning to after the cast. Don't warn about pointer
alignment when given a pointer to incomplete.
fix cut-n-paste error on 1999-12-09 Andreas Jaeger and
1999-12-09 Mark Mitchell (was 11999 & 999)
From-SVN: r30952
1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
* class.c (finish_base_struct): Allow multiple COM base classes
as well as non-COM bases as long as it's not the leftmost.
From-SVN: r30901
* optimize.c (initialize_inlined_parameters): Take FN to which the
parameters belong as an argument.
(expand_call_inline): Expand calls into the parameter
initializations before pushing the function onto the list of
functions we are presently expanding.
From-SVN: r30888
* class.c (get_vtable_name): Use a literal format string and
VTABLE_NAME_PREFIX macro instead of VTABLE_NAME_FORMAT.
(prepare_fresh_vtable): Likewise.
* cp-tree.h (VTABLE_NAME_PREFIX): Define this instead of
VTABLE_NAME_FORMAT.
* decl.c (make_rtl_for_local_static): Remove unused variable `type'.
* init.c (build_vec_init): Initialize variable `try_body'.
* lex.c (yyerror): Don't call a variadic function with a
non-literal format string.
* optimize.c (optimize_function): Call memset, not bzero.
* pt.c (for_each_template_parm_r): Add static prototype.
From-SVN: r30868
* except.c (expand_throw): Add static attribute to match
prototype.
* Makefile.in (semantics.o): Add dependency on output.h.
* semantics.c: Include output.h for declaration of
make_function_rtl.
From-SVN: r30850
* decl.c (init_decl_processing): Reenable inlining on trees.
(finish_function): Likewise.
* expr.c (cplus_expand_expr): Don't handle AGGR_INIT_EXPR here.
* semantics.c (simplify_aggr_init_exprs): New function.
(expand_body): Use it.
* tree.c (walk_tree): Special-case TARGET_EXPRs since they
sometimes present the same sub-tree twice.
From-SVN: r30849
* optimize.c (expand_call_inline): Wrap the expanded call in an
EXPR_WITH_FILE_LOCATION node to get correct line numbers for
inlined functions.
From-SVN: r30784
* optimize.c (inline_data): Remove fns_top. Add scope_stmt. Add
in_target_cleanup_p.
(remap_decl): New function.
(remap_block): Likewise.
(copy_scope_stmt): Likewise.
(copy_body_r): Use remap_decl and copy_scope_stmt.
(copy_body): Use VARRAY_TOP_TREE.
(initialize_inlined_parameters): Likewise.
(declare_return_variable): Likewise.
(inlinable_function_p): Check flag_inline_trees.
(expand_call_inline): Handle SCOPE_STMTs and TARGET_EXPRs
specially. Use VARRAY_PUSH_TREE. Create a BLOCK for the
parameters of the inlined function.
(optimize_function): Prevent recursion into partially complete
functions.
From-SVN: r30781
* cp-tree.def (SCOPE_STMT): Take one operand.
* cp-tree.h (SCOPE_STMT_BLOCK): New macro.
(SCOPE_NULLIFIED_P): Redefine.
(SCOPE_NO_CLEANUPS_P): New macro.
(add_scope_stmt): Change prototype.
* decl.c (poplevel): Tidy. Warn about unused variables here.
Record SCOPE_STMT_BLOCKs.
(finish_function): Keep DECL_INITIAL for functions that might be
inlined.
* ir.texi: Document SCOPE_NO_CLEANUPS_P.
* semantics.c: Include rtl.h.
(add_scope_stmt): Return the new scope statement and, for an
end-of-scope statement, its matching begin statement. Don't set
SCOPE_NULLIFIED_P.
(do_pushlevel): Simplify, now that we are always
function-at-a-time.
(do_poplevel): Likewise. Record SCOPE_STMT_BLOCKs.
(expand_stmt): Don't call expand_start_bindings or
expand_end_bindings for a scope with SCOPE_NO_CLEANUPS_P set.
* tree.c (copy_tree_r): Clear SCOPE_STMT_BLOCK rather than setting
SCOPE_NULLIFIED_P.
* Makefile.in (semantics.o): Depend on RTL_H.
From-SVN: r30780
* cp-tree.def (SCOPE_STMT): Take one operand.
* cp-tree.h (SCOPE_STMT_BLOCK): New macro.
(SCOPE_NULLIFIED_P): Redefine.
(SCOPE_NO_CLEANUPS_P): New macro.
(add_scope_stmt): Change prototype.
* decl.c (poplevel): Tidy. Warn about unused variables here.
Record SCOPE_STMT_BLOCKs.
(finish_function): Keep DECL_INITIAL for functions that might be
inlined.
* ir.texi: Document SCOPE_NO_CLEANUPS_P.
* semantics.c: Include rtl.h.
(add_scope_stmt): Return the new scope statement and, for an
end-of-scope statement, its matching begin statement. Don't set
SCOPE_NULLIFIED_P.
(do_pushlevel): Simplify, now that we are always
function-at-a-time.
(do_poplevel): Likewise. Record SCOPE_STMT_BLOCKs.
(expand_stmt): Don't call expand_start_bindings or
expand_end_bindings for a scope with SCOPE_NO_CLEANUPS_P set.
* tree.c (copy_tree_r): Clear SCOPE_STMT_BLOCK rather than setting
SCOPE_NULLIFIED_P.
From-SVN: r30779
* decl2.c (pending_statics_used): Make it a macro.
(saved_inlines_used): Likewise.
(finish_static_data_member_decl): Use VARRAY_PUSH_TREE.
(mark_inline_for_output): Likewise.
(ssdf_decls_used): Remove.
(start_static_storage_duration_function): Use VARRAY_PUSH_TREE.
(generate_ctor_or_dtor_function): Adjust accordingly.
From-SVN: r30778
* c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
(init_attributes): Add A_NO_LIMIT_STACK.
(decl_attributes): Handle A_NO_LIMIT_STACK.
* c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
* explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
Handle stack bounds checking.
* flags.h (flag_stack_check): Use the word 'probe' rather than
'check', because the flag doesn't actually cause any checking to
be done.
* function.c (expand_function_start): Set
current_function_limit_stack.
* function.h (struct function): Add limit_stack.
(current_function_limit_stack): Define.
* invoke.texi (Code Gen Options): Document new options.
* rtl.h: Declare stack_limit_rtx.
* toplev.c (stack_limit_rtx): New variable.
(decode_f_option): Handle new options -fstack-limit-register=REG,
-fstack-limit-symbol=IDENT, -fno-stack-limit.
(main): Add stack_limit_rtx as GC root.
* tree.h (DECL_NO_LIMIT_STACK): New macro.
(struct tree_decl): New member no_limit_stack.
* config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
stack_limit_rtx.
* config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
(conditional_trap+1): Get new mnemonic correct.
(conditional_trap+2): New pattern for DImode traps.
* config/m68k/m68k.c (output_function_prologue): Handle
stack_limit_rtx.
* config/m68k/m68k.md (trap): New insn.
(conditional_trap): New insn.
* md.texi (Standard Names): Document `trap' and
`conditional_trap'.
* optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
so a cc0 setter doesn't get emitted at some random place in the
function.
* config/i960/i960.md (trap): New insn.
(conditional_trap): New expander.
(conditional_trap+1, conditional_trap+2): New insns for signed
and unsigned cases.
* config/i960/i960.c (i960_function_prologue): Use
STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
Co-Authored-By: Greg McGary <gkm@gnu.org>
From-SVN: r30771
* decl2.c (finish_file): Call expand_body for inline functions
that will be written out but that do not yet have RTL.
* semantics.c (expand_body): Do not generate RTL For inline
functions that do not yet need to be written out.
From-SVN: r30678
1999-11-25 Mark Mitchell <mark@codesourcery.com>
* Make-lang.in (CXX_SRCS): Add optimize.c.
* Makefile.in (CXX_OBJS): Add optimize.o.
(CXX_TREE_H): Add splay-tree.h, system.h, and $(CONFIG_H).
(spew.o, lex.o, decl.o, decl2.o, typeck2.o, typeck.o): Adjust.
(class.o, call.o, friend.o, init.o, method.o, cvt.o): Likewise.
(search.o, tree.o, ptree.o, rtti.o, except.o, expr.o): Likewise.
(xref.o, pt.o, error.o, errfn.o, repo.o, semantics.o): Likewise.
(dump.o): Likewise.
(optimize.o): New target.
* class.c: Don't include splay-tree.h.
* cp-tree.def (CTOR_COMPLETE): Rename to CTOR_STMT.
* cp-tree.h: Include splay-tree.h.
(DECL_UNINLINABLE): New macro.
(CTOR_BEGIN_P, CTOR_END_P): New macros.
(flag_inline_trees): New variable.
(local_variable_p): New function.
(nonstatic_local_decl_p): Likewise.
(optimize_function): Likewise.
(cplus_unsave_expr_now): Remove.
(copy_tree_r): Declare.
(remap_save_expr): Likewise.
* decl.c (local_variable_p): Don't
make it static.
(local_variable_p_walkfn): New function.
(make_rtl_for_local_static): Remove code to try to avoid writing
out static constants.
(emit_local_var): Fix indentation.
(nonstatic_local_decl_p): New function.
(check_default_argument): Use local_variable_p_walkfn, not
local_variable_p, when walking the tree.
(start_function): Set the DECL_CONTEXT for automatically generated
labels.
(finish_constructor_body): Use CTOR_STMT to mark the end of a
constructor.
* decl2.c: Don't include splay-tree.h.
(flag_inline_trees): Define.
* dump.c: Don't include
splay-tree.h.
* except.c (expand_end_catch_block): Fix comment formatting.
(expand_end_eh_spec): Set DECL_CONTEXT on temporary variables.
(expand_throw): Tidy comment.
* init.c (build_vec_delete_1): Use create_temporary_var.
* lex.c (cplus_tree_code_type): Make it static.
(cplus_tree_code_length): Likewise.
(cplus_tree_code_name): Likewise.
* optimize.c: New file.
* semantics.c (finish_goto_stmt): Set DECL_UNLINABLE for functions
with computed gotos.
(setup_vtbl_ptr): Mark the beginnings of constructors with
CTOR_STMT.
(expand_stmt): Handle CTOR_STMT, not CTOR_COMPLETE.
(expand_body): Call optimize_function. Save bodies if we're doing
inlining on trees.
* tree.c: Don't include splay-tree.h. Include insn-config.h and
integrate.h.
(copy_tree_r): Make it public.
(statement_code_p): New function.
(mark_local_for_remap_r): Likewise.
(cp_usave_r): Likewise.
(cp_unsave): Likewise.
(build_cplus_new): Set DECL_CONTEXT for temporary variables.
(walk_tree): Walk into `s' class nodes. Walk statement chains.
(copy_tree_r): Handle 's' class nodes. Restore chains for
statements. Nullify scopes. Don't copy types.
(init_tree): Set lang_unsave to cp_unsave.
(remap_save_expr): Define.
* ir.texi: Document CTOR_STMT.
From-SVN: r30669
* search.c (note_debug_info_needed): Do perform this optimization
for dwarf2.
(maybe_suppress_debug_info): Likewise. Start by clearing
TYPE_DECL_SUPPRESS_DEBUG.
From-SVN: r30658
* decl.c (pushdecl, grokdeclarator): Don't call a variadic
function with a non-literal format string.
* lex.c (do_identifier): Likewise.
* typeck.c (build_unary_op): Likewise.
From-SVN: r30641
* cp-tree.def (CTOR_COMPLETE): New tree node.
* decl.c (finish_constructor_body): Add it, to mark the end of the
constructor.
(finish_function): Don't call end_protect_partials here.
* ir.texi (CTOR_COMPLETE): Document it.
* semantics.c (expand_stmt): Handle it.
From-SVN: r30634
* cp-tree.def (CTOR_COMPLETE): New tree node.
(finish_constructor_body): Add it, to mark the end of the
constructor.
(finish_function): Don't call end_protect_partials here.
* ir.texi (CTOR_COMPLETE): Document it.
* semantics.c (expand_stmt): Handle it.
From-SVN: r30630
* cp-tree.def (FUNCTION_NAME): New tree node.
* cp-tree.h (current_function_name_declared): Tweak documentation.
(lang_decl_flags): Add pretty_function_p, adjust dummy.
(DECL_PRETTY_FUNCTION_P): New macro.
* decl.c (cp_finish_decl): Handle declarations of __FUNCTION__,
etc., in a template function. Use at_function_scope_p instead of
expanding it inline.
* pt.c (tsubst_decl): Handle DECL_PRETTY_FUNCTION_P declarations
specially.
(tsubst): Handle FUNCTION_NAME.
(tsubst_copy): Likewise.
(instantiate_decl): Prevent redeclarations of __PRETTY_FUNCTION__,
etc. in instantiation.
* semantics.c (begin_compound_stmt): Declare __FUNCTION__, etc.,
even in template functions.
(setup_vtbl_ptr): Don't declare __PRETTY_FUNCTION in the
conditional scope at the top of a destructor.
* error.c (dump_function_decl): Use `[ with ... ]' syntax for
specializations too.
From-SVN: r30625
* semantics.c (finish_unary_op_expr): Only set TREE_NEGATED_INT
when actually negative.
* typeck.c (convert_for_assignment): Expand comment about
strange NULL check, moved from ...
(convert_for_initialization): ... here. Remove unneeded
code.
From-SVN: r30616
* cp-tree.h (build_enumerator): Change prototype.
* decl.c (enum_next_value): Remove.
(enum_overflow): Likewise.
(init_decl_processing): Don't register enum_next_value as a root.
(start_enum): Clear TYPE_VALUES for a redefined enum.
(finish_enum): Reset the type of enumeration constants.
(build_enumerator): Fix indentation. Don't copy CONST_DECLs when
we don't need to. Maintain the TYPE_VALUES list and look there
for the previously defined enumeration constant. Let enumeration
constants have the type of their values until the enumeration type
is complete.
* parse.y (enumlist_opt, enumlist, enumerator): Don't return a value.
(structsp): Adjust.
* parse.c: Regenerated.
* pt.c (tsubst_enum): Adjust according to build_enumerator changes.
From-SVN: r30544
* class.c (finish_struct): If we're a local class in a template
function, add a TAG_DEFN.
* pt.c (lookup_template_class): If this is a local class in a
template function, call pushtag.
(tsubst_expr, case TAG_DEFN): Handle classes, too.
Emit debug info with the vtable.
* search.c (maybe_suppress_debug_info): New function...
* class.c (finish_struct_1): ...split out from here.
* cp-tree.h: Declare it.
* decl2.c (finish_vtable_vardecl): Override TYPE_DECL_SUPPRESS_DEBUG
if we're writing out the vtable.
* decl.c, search.c (dfs_debug_mark, dfs_debug_unmarked_p,
note_debug_info_needed): #if 0 out.
From-SVN: r30541
* call.c (build_conditional_expr): Use build_target_expr_with_type.
(convert_like): Likewise.
(build_over_call): Likewise.
* cp-tree.h (build_target_expr): Remove.
(build_target_expr_with_type): New function.
* cvt.c (build_up_reference): Use get_target_expr.
* decl.c (build_target_expr): Move to ...
* tree.c (build_target_expr): Here. Make it static.
(build_target_expr_with_type): New function. Set DECL_CONTEXT on
the temporary VAR_DECLs.
(get_target_expr): Use it.
From-SVN: r30524
* decl.c (duplicate_decls): Propagate DECL_DEFER_OUTPUT.
* decl2.c (comdat_linkage): Set DECL_DEFER_OUTPUT.
* rtti.c (get_tinfo_fn_unused): Split out from get_tinfo_fn.
* class.c (set_rtti_entry): Use it.
From-SVN: r30523
Jason Merrill
Jason Merrill
Nathan Sidwell
Richard Henderson
Jason Merrill
Mark Mitchell
Mumit Khan
Kaveh R. Ghazi
Andreas Jaeger
Geoff Keating
Mike Stump
Mark Mitchell
Nathan Sidwell
Alexandre Oliva