// the argument represents both source and destination, specified as
// an accumulator. It is treated as a unary destination to simplify
// the code generation in ppc64map.
var unaryDst = map[obj.As]bool{
	AXXSETACCZ: true,
	AXXMTACC:   true,
	AXXMFACC:   true,
}

var Linkppc64 = obj.LinkArch{
	Arch:           sys.ArchPPC64,
	Init:           buildop,
	Preprocess:     preprocess,
	Assemble:       span9,