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run_feature_2.e
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1999-06-05
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-- This file is part of SmallEiffel The GNU Eiffel Compiler.
-- Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
-- Dominique COLNET and Suzanne COLLIN - colnet@loria.fr
-- http://SmallEiffel.loria.fr
-- SmallEiffel is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 2, or (at your option) any later
-- version. SmallEiffel is distributed in the hope that it will be useful,but
-- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-- for more details. You should have received a copy of the GNU General
-- Public License along with SmallEiffel; see the file COPYING. If not,
-- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-- Boston, MA 02111-1307, USA.
--
class RUN_FEATURE_2
inherit RUN_FEATURE redefine base_feature end;
creation make
feature
base_feature: WRITABLE_ATTRIBUTE;
result_type: TYPE;
feature
can_be_dropped: BOOLEAN is true;
is_pre_computable: BOOLEAN is false;
is_static: BOOLEAN is false;
is_once_function: BOOLEAN is false;
feature
arguments: FORMAL_ARG_LIST is
do
end;
require_assertion: RUN_REQUIRE is
do
end;
local_vars: LOCAL_VAR_LIST is
do
end;
routine_body: COMPOUND is
do
end;
rescue_compound: COMPOUND is
do
end;
ensure_assertion: E_ENSURE is
do
end;
static_value_mem: INTEGER is
do
end;
afd_check is
local
rc: RUN_CLASS;
do
rc := result_type.run_type.run_class;
end;
mapping_c is
local
ct: TYPE;
do
ct := current_type;
if ct.is_basic_eiffel_expanded then
check
as_item = name.to_string
end;
cpp.put_target_as_value;
elseif ct.is_reference then
if ct.base_class.is_expanded then
cpp.put_character('(');
cpp.put_target_as_target;
cpp.put_string(")->_item._");
cpp.put_string(name.to_string);
run_class.force_c_recompilation_comment(Current);
else
cpp.put_character('(');
cpp.put_target_as_target;
cpp.put_string(")->_");
cpp.put_string(name.to_string);
run_class.force_c_recompilation_comment(Current);
end;
else
cpp.put_character('(');
cpp.put_target_as_value;
cpp.put_string(")._");
cpp.put_string(name.to_string);
run_class.force_c_recompilation_comment(Current);
end;
end;
c_define is
do
nothing_comment;
end;
feature {ADDRESS_OF_POOL}
address_of_c_define(caller: ADDRESS_OF) is
do
end;
feature {ADDRESS_OF}
address_of_c_mapping is
do
cpp.put_string("&(");
cpp.print_current;
cpp.put_string("->_");
cpp.put_string(name.to_string);
cpp.put_character(')');
end;
feature {CALL_PROC_CALL}
collect_c_tmp is
do
end;
feature {NONE}
initialize is
do
result_type := base_feature.result_type;
result_type := result_type.to_runnable(current_type);
end;
compute_use_current is
do
use_current_state := ucs_true;
end;
feature {RUN_CLASS}
jvm_field_or_method is
do
jvm.add_field(Current);
end;
feature
mapping_jvm is
local
idx: INTEGER;
stack_level: INTEGER;
do
jvm.push_target_as_target;
if current_type.is_basic_eiffel_expanded then
check
as_item = name.to_string
end;
else
stack_level := result_type.jvm_stack_space - 1;
idx := constant_pool.idx_fieldref(Current);
code_attribute.opcode_getfield(idx,stack_level);
end;
end;
feature {JVM}
jvm_define is
local
name_idx, descriptor: INTEGER;
cp: like constant_pool;
do
cp := constant_pool;
name_idx := cp.idx_utf8(name.to_string);
descriptor := cp.idx_utf8(jvm_descriptor);
field_info.add(1,name_idx,descriptor);
end;
feature {NONE}
update_tmp_jvm_descriptor is
local
rt: TYPE;
do
rt := result_type.run_type;
if rt.is_reference then
tmp_jvm_descriptor.append(jvm_root_descriptor);
else
rt.jvm_descriptor_in(tmp_jvm_descriptor);
end;
end;
end -- RUN_FEATURE_2