public static BytecodeBipush at(Method method, int bci) {
BytecodeBipush b = new BytecodeBipush(method, bci);
if (Assert.ASSERTS_ENABLED) {
b.verify();
}
return b;
}
/** Like at, but returns null if the BCI is not at bipush */
public static BytecodeBipush atCheck(Method method, int bci) {
BytecodeBipush b = new BytecodeBipush(method, bci);
return (b.isValid() ? b : null);
}