// than Float values, and each unique Float value requires
// its own unique *Float pointer. To "copy" a Float value,
// an existing (or newly allocated) Float must be set to
// a new value using the [Float.Set] method; shallow copies
// of Floats are not supported and may lead to errors.
type Float struct {
	prec uint32
	mode RoundingMode
	acc  Accuracy
	form form
	neg  bool
	mant nat
	exp  int32
}

}

// floatFromReg loads a float value from its register representation in r.
//
// argSize must be 4 or 8.
func floatFromReg(r *abi.RegArgs, reg int, argSize uintptr, to unsafe.Pointer) {
	switch argSize {
	case 4:
		*(*float32)(to) = archFloat32FromReg(r.Floats[reg])
	case 8:
		*(*float64)(to) = *(*float64)(unsafe.Pointer(&r.Floats[reg]))
	default:
		panic("bad argSize")
	}
}

      // For f16 quantization, quantize all constant ops as float16.
      QuantizeOpAsFloat16(rewriter, op, quant_op);
    }
    // TODO: b/264218457 - Return a value that accurately captures result
    // status.
    return true;
  }

  // Inserts ConvertOp which is used for converting float32 ConstantOp into
  // float16 quantization. If there is an existing ConvertOp connected to the

		{name: "FMOVSconst", argLength: 0, reg: fp01, aux: "Float64", asm: "FMOVS", typ: "Float32", rematerializeable: true}, // auxint as 64-bit float, convert to 32-bit float
		{name: "FMOVDconst", argLength: 0, reg: fp01, aux: "Float64", asm: "FMOVD", typ: "Float64", rematerializeable: true}, // auxint as 64-bit float

		return cmp.Compare(aVal.Uint(), bVal.Uint())
	case reflect.String:
		return cmp.Compare(aVal.String(), bVal.String())
	case reflect.Float32, reflect.Float64:
		return cmp.Compare(aVal.Float(), bVal.Float())
	case reflect.Complex64, reflect.Complex128:
		a, b := aVal.Complex(), bVal.Complex()
		if c := cmp.Compare(real(a), real(b)); c != 0 {
			return c
		}

    }
    return false;
  }

  // Insert CastOp which is used to for converting float32 ConstantOp into
  // float16 quantization. If there is an existing CastOp connected to the
  // ConstantOp, the quantize_op will be rewired to the existing CastOp. This
  // guarantees at most one CastOp is created for float32 to float16 conversion.
  void quantizeOpAsFloat16(PatternRewriter& rewriter, arith::ConstantOp op,

	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
		return strconv.FormatUint(rv.Uint(), 10)
	case reflect.Float64:
		return strconv.FormatFloat(rv.Float(), 'g', -1, 64)
	case reflect.Float32:
		return strconv.FormatFloat(rv.Float(), 'g', -1, 32)
	case reflect.Bool:
		return strconv.FormatBool(rv.Bool())
	}
	return fmt.Sprintf("%v", src)
}

}

// CanFloat reports whether [Value.Float] can be used without panicking.
func (v Value) CanFloat() bool {
	switch v.kind() {
	case Float32, Float64:
		return true
	default:
		return false
	}
}

// Float returns v's underlying value, as a float64.
// It panics if v's Kind is not [Float32] or [Float64]
func (v Value) Float() float64 {
	k := v.kind()
	switch k {
	case Float32:

		opname        rune
		op            func(z, x, y *Float) *Float
	}{
		{0, 0, 0, 0, '+', (*Float).Add},
		{0, 1, 2, 3, '+', (*Float).Add},
		{1, 2, 0, 2, '+', (*Float).Add},
		{2, 0, 1, 1, '+', (*Float).Add},

		{0, 0, 0, 0, '-', (*Float).Sub},
		{0, 1, 2, -1, '-', (*Float).Sub},
		{1, 2, 0, 2, '-', (*Float).Sub},
		{2, 0, 1, -1, '-', (*Float).Sub},

		{0, 0, 0, 0, '*', (*Float).Mul},
		{0, 1, 2, 2, '*', (*Float).Mul},

		ve float64 = 3.9496598225815571993e-3
	)

	testKe = make([]uint32, 256)
	testWe = make([]float32, 256)
	testFe = make([]float32, 256)

	q := ve / math.Exp(-de)
	testKe[0] = uint32((de / q) * m2)
	testKe[1] = 0
	testWe[0] = float32(q / m2)
	testWe[255] = float32(de / m2)
	testFe[0] = 1.0
	testFe[255] = float32(math.Exp(-de))
	for i := 254; i >= 1; i-- {
		de = -math.Log(ve/de + math.Exp(-de))