// B/BL
//
//	LTYPE4 cond comma rel
//	{
//		outcode($1, $2, &nullgen, 0, &$4);
//	}
	B.EQ	1(PC) // BEQ 1(PC)

//	LTYPE4 cond comma nireg
//	{
//		outcode($1, $2, &nullgen, 0, &$4);
//	}
	BEQ	2(PC)
	B	foo(SB) // JMP foo(SB)
	BEQ	2(PC)
	B	bar<>(SB) // JMP bar<>(SB)

//
// BX
//
//	LTYPEBX comma ireg
//	{
//		outcode($1, Always, &nullgen, 0, &$3);
//	}
	BX	(R0)

//
// BEQ
//

      if (super.cancel(interruptIfRunning)) {
        /*
         * requireNonNull is generally safe: If cancel succeeded, then this Future was still
         * pending, so its `state` field hasn't been nulled out yet.
         *
         * OK, it's technically possible for this to fail in the presence of unsafe publishing, as
         * discussed in the comments in TimeoutFuture. TODO(cpovirk): Maybe check for null before