addF("math", "Trunc",
		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
			return s.newValue1(ssa.OpTrunc, types.Types[types.TFLOAT64], args[0])
		},
		sys.ARM64, sys.PPC64, sys.S390X, sys.Wasm)
	addF("math", "Ceil",
		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {

		return true
	case OpSub8:
		v.Op = OpPPC64SUB
		return true
	case OpSubPtr:
		v.Op = OpPPC64SUB
		return true
	case OpTailCall:
		v.Op = OpPPC64CALLtail
		return true
	case OpTrunc:
		v.Op = OpPPC64FTRUNC
		return true
	case OpTrunc16to8:
		return rewriteValuePPC64_OpTrunc16to8(v)
	case OpTrunc32to16:
		return rewriteValuePPC64_OpTrunc32to16(v)
	case OpTrunc32to8:

		return true
	case OpSub8:
		v.Op = OpARM64SUB
		return true
	case OpSubPtr:
		v.Op = OpARM64SUB
		return true
	case OpTailCall:
		v.Op = OpARM64CALLtail
		return true
	case OpTrunc:
		v.Op = OpARM64FRINTZD
		return true
	case OpTrunc16to8:
		v.Op = OpCopy
		return true
	case OpTrunc32to16:
		v.Op = OpCopy
		return true
	case OpTrunc32to8:
		v.Op = OpCopy

	OpBitRev64
	OpPopCount8
	OpPopCount16
	OpPopCount32
	OpPopCount64
	OpRotateLeft64
	OpRotateLeft32
	OpRotateLeft16
	OpRotateLeft8
	OpSqrt
	OpSqrt32
	OpFloor
	OpCeil
	OpTrunc
	OpRound
	OpRoundToEven
	OpAbs
	OpCopysign
	OpMin64F
	OpMin32F
	OpMax64F
	OpMax32F
	OpFMA
	OpPhi
	OpCopy
	OpConvert
	OpConstBool
	OpConstString
	OpConstNil