/*
* @(#)InlineMethodExpression.java 1.6 95/09/14 Arthur van Hoff
*
* Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*/
package sun.tools.tree;
import sun.tools.java.*;
import sun.tools.asm.Label;
import sun.tools.asm.Assembler;
import java.io.PrintStream;
public
class InlineMethodExpression extends Expression {
FieldDefinition field;
Statement body;
/**
* Constructor
*/
InlineMethodExpression(int where, Type type, FieldDefinition field, Statement body) {
super(INLINEMETHOD, where, type);
this.field = field;
this.body = body;
}
/**
* Inline
*/
public Expression inline(Environment env, Context ctx) {
body = body.inline(env, new Context(ctx, this));
return ((body == null) || (body.op == INLINERETURN)) ? null : this;
}
public Expression inlineValue(Environment env, Context ctx) {
body = body.inline(env, new Context(ctx, this));
return (body.op == INLINERETURN) ? ((InlineReturnStatement)body).expr : this;
}
/**
* Create a copy of the expression for method inlining
*/
public Expression copyInline(Context ctx) {
InlineMethodExpression e = (InlineMethodExpression)clone();
if (body != null) {
e.body = body.copyInline(ctx, true);
}
return e;
}
/**
* Code
*/
public void code(Environment env, Context ctx, Assembler asm) {
codeValue(env, ctx, asm);
// don't pop the result because there isn't any
}
public void codeValue(Environment env, Context ctx, Assembler asm) {
CodeContext newctx = new CodeContext(ctx, this);
body.code(env, newctx, asm);
asm.add(newctx.breakLabel);
}
/**
* Print
*/
public void print(PrintStream out) {
out.print("(" + opNames[op] + "\n");
body.print(out, 1);
out.print(")");
}
}