Add some samples of Jasmin assembly

samples/Jasmin/op4.j

@@ -0,0 +1,68 @@
+.class public op4
+.super java/lang/Object
+;
+; standard initializer (calls java.lang.Object's initializer)
+;
+.method public <init>()V
+aload_0
+invokenonvirtual java/lang/Object/<init>()V
+return
+.end method
+
+.method public static main([Ljava/lang/String;)V
+
+.limit locals 1
+.limit stack 5
+BeginGlobal:
+	.line 2
+		getstatic		java/lang/System/out Ljava/io/PrintStream;
+		ldc		0x0
+		ldc		0x1
+		if_icmpne	Cmp-191731100
+		ldc		0x0
+		goto		CmpDone-191731100
+	Cmp-191731100:
+		ldc		0x1
+	CmpDone-191731100:
+		invokevirtual		java/io/PrintStream/println(Z)V
+
+	.line 3
+		getstatic		java/lang/System/out Ljava/io/PrintStream;
+		ldc		0x0
+		ldc		0x0
+		if_icmpne	Cmp-901585603
+		ldc		0x0
+		goto		CmpDone-901585603
+	Cmp-901585603:
+		ldc		0x1
+	CmpDone-901585603:
+		invokevirtual		java/io/PrintStream/println(Z)V
+
+	.line 4
+		getstatic		java/lang/System/out Ljava/io/PrintStream;
+		ldc		0x1
+		ldc		0x1
+		if_icmpne	Cmp1522577937
+		ldc		0x0
+		goto		CmpDone1522577937
+	Cmp1522577937:
+		ldc		0x1
+	CmpDone1522577937:
+		invokevirtual		java/io/PrintStream/println(Z)V
+
+	.line 5
+		getstatic		java/lang/System/out Ljava/io/PrintStream;
+		ldc		0x1
+		ldc		0x0
+		if_icmpne	Cmp-1653028684
+		ldc		0x0
+		goto		CmpDone-1653028684
+	Cmp-1653028684:
+		ldc		0x1
+	CmpDone-1653028684:
+		invokevirtual		java/io/PrintStream/println(Z)V
+
+EndGlobal:
+return
+.end method
+