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call_infix_or_else.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 CALL_INFIX_OR_ELSE
--
-- Infix operator : "or else".
--
inherit CALL_INFIX1;
creation make, with
feature
precedence: INTEGER is 4;
left_brackets: BOOLEAN is false;
feature {NONE}
make(lp: like target; operator_position: POSITION; rp: like arg1) is
require
lp /= Void;
operator_position /= Void;
rp /= Void
do
target := lp;
!!feature_name.make(operator,operator_position);
!!arguments.make_1(rp);
ensure
target = lp;
start_position = operator_position;
arguments.first = rp
end;
feature
operator: STRING is
do
Result := as_or_else;
end;
isa_dca_inline_argument: INTEGER is
do
end;
dca_inline_argument(formal_arg_type: TYPE) is
do
end;
is_static: BOOLEAN is
do
if target.result_type.is_boolean then
if target.is_static then
if target.static_value = 1 then
Result := true;
static_value_mem := 1;
else
Result := arg1.is_static;
static_value_mem := arg1.static_value;
end;
end;
end;
end;
compile_to_c is
do
call_proc_call_c2c;
end;
compile_to_jvm is
local
point1, point2: INTEGER;
do
target.compile_to_jvm;
point1 := code_attribute.opcode_ifne;
arg1.compile_to_jvm;
point2 := code_attribute.opcode_goto;
code_attribute.resolve_u2_branch(point1);
code_attribute.opcode_iconst_1;
code_attribute.resolve_u2_branch(point2);
end;
jvm_branch_if_false: INTEGER is
do
Result := jvm_standard_branch_if_false;
end;
jvm_branch_if_true: INTEGER is
do
Result := jvm_standard_branch_if_true;
end;
end -- CALL_INFIX_OR_ELSE