Method needValue

code.go:442–450

(list int)

}

func (f *function) needValue(list int) bool {
	f.assert(f.isJumpListWalkable(list))
	for ; list != noJump; list = f.jump(list) {
		if f.jumpControl(list).opCode() != opTestSet {
			return true
		}
	}
	return false
}

func (f *function) patchTestRegister(node, register int) bool {
	if i := f.jumpControl(node); i.opCode() != opTestSet {