s.vars[memVar] = s.newValue3(ssa.OpAtomicAnd32, types.TypeMem, args[0], args[1], s.mem())
			return nil
		},
		sys.AMD64, sys.MIPS, sys.MIPS64, sys.PPC64, sys.RISCV64, sys.S390X)
	addF("internal/runtime/atomic", "Or8",
		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
			s.vars[memVar] = s.newValue3(ssa.OpAtomicOr8, types.TypeMem, args[0], args[1], s.mem())
			return nil
		},

}
func rewriteValuePPC64_OpRotateLeft8(v *Value) bool {
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	b := v.Block
	typ := &b.Func.Config.Types
	// match: (RotateLeft8 <t> x (MOVDconst [c]))
	// result: (Or8 (Lsh8x64 <t> x (MOVDconst [c&7])) (Rsh8Ux64 <t> x (MOVDconst [-c&7])))
	for {
		t := v.Type
		x := v_0
		if v_1.Op != OpPPC64MOVDconst {
			break
		}
		c := auxIntToInt64(v_1.AuxInt)