diff src/main/gov/nasa/jpf/jvm/bytecode/IF_ICMPEQ.java @ 0:61d41facf527

initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/gov/nasa/jpf/jvm/bytecode/IF_ICMPEQ.java	Fri Jan 23 10:14:01 2015 -0800
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2014, United States Government, as represented by the
+ * Administrator of the National Aeronautics and Space Administration.
+ * All rights reserved.
+ *
+ * The Java Pathfinder core (jpf-core) platform is licensed under the
+ * Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ *        http://www.apache.org/licenses/LICENSE-2.0. 
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and 
+ * limitations under the License.
+ */
+package gov.nasa.jpf.jvm.bytecode;
+
+import gov.nasa.jpf.vm.StackFrame;
+
+
+/**
+ * Branch if int comparison succeeds
+ * ..., value1, value2 => ...
+ */
+public class IF_ICMPEQ extends IfInstruction {
+
+  public IF_ICMPEQ(int targetPc) {
+    super(targetPc);
+  }
+
+
+  @Override
+  public boolean popConditionValue (StackFrame frame) {
+    int v1 = frame.pop();
+    int v2 = frame.pop();
+
+    return (v1 == v2);
+  }
+
+  @Override
+  public int getByteCode () {
+    return 0x9F;
+  }
+  
+  @Override
+  public void accept(JVMInstructionVisitor insVisitor) {
+	  insVisitor.visit(this);
+  }
+}