overflow_impl.go

package overflow

// This is generated code, created by overflow_template.sh executed
// by "go generate"




// Add8 performs + operation on two int8 operands
// returning a result and status
func Add8(a, b int8) (int8, bool) {
        c := a + b
        if (c > a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Add8p is the unchecked panicing version of Add8
func Add8p(a, b int8) int8 {
        r, ok := Add8(a, b)
        if !ok {
                panic("addition overflow")
        }
        return r
}


// Sub8 performs - operation on two int8 operands
// returning a result and status
func Sub8(a, b int8) (int8, bool) {
        c := a - b
        if (c < a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Sub8p is the unchecked panicing version of Sub8
func Sub8p(a, b int8) int8 {
        r, ok := Sub8(a, b)
        if !ok {
                panic("subtraction overflow")
        }
        return r
}


// Mul8 performs * operation on two int8 operands
// returning a result and status
func Mul8(a, b int8) (int8, bool) {
        if a == 0 || b == 0 {
                return 0, true
        }
        c := a * b
        if (c < 0) == ((a < 0) != (b < 0)) {
                if c/b == a {
                        return c, true
                }
        }
        return c, false
}

// Mul8p is the unchecked panicing version of Mul8
func Mul8p(a, b int8) int8 {
        r, ok := Mul8(a, b)
        if !ok {
                panic("multiplication overflow")
        }
        return r
}



// Div8 performs / operation on two int8 operands
// returning a result and status
func Div8(a, b int8) (int8, bool) {
        q, _, ok := Quotient8(a, b)
        return q, ok
}

// Div8p is the unchecked panicing version of Div8
func Div8p(a, b int8) int8 {
        r, ok := Div8(a, b)
        if !ok {
                panic("division failure")
        }
        return r
}

// Quotient8 performs + operation on two int8 operands
// returning a quotient, a remainder and status
func Quotient8(a, b int8) (int8, int8, bool) {
        if b == 0 {
                return 0, 0, false
        }
        c := a / b
        status := (c < 0) == ((a < 0) != (b < 0))
        return c, a % b, status
}



// Add16 performs + operation on two int16 operands
// returning a result and status
func Add16(a, b int16) (int16, bool) {
        c := a + b
        if (c > a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Add16p is the unchecked panicing version of Add16
func Add16p(a, b int16) int16 {
        r, ok := Add16(a, b)
        if !ok {
                panic("addition overflow")
        }
        return r
}


// Sub16 performs - operation on two int16 operands
// returning a result and status
func Sub16(a, b int16) (int16, bool) {
        c := a - b
        if (c < a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Sub16p is the unchecked panicing version of Sub16
func Sub16p(a, b int16) int16 {
        r, ok := Sub16(a, b)
        if !ok {
                panic("subtraction overflow")
        }
        return r
}


// Mul16 performs * operation on two int16 operands
// returning a result and status
func Mul16(a, b int16) (int16, bool) {
        if a == 0 || b == 0 {
                return 0, true
        }
        c := a * b
        if (c < 0) == ((a < 0) != (b < 0)) {
                if c/b == a {
                        return c, true
                }
        }
        return c, false
}

// Mul16p is the unchecked panicing version of Mul16
func Mul16p(a, b int16) int16 {
        r, ok := Mul16(a, b)
        if !ok {
                panic("multiplication overflow")
        }
        return r
}



// Div16 performs / operation on two int16 operands
// returning a result and status
func Div16(a, b int16) (int16, bool) {
        q, _, ok := Quotient16(a, b)
        return q, ok
}

// Div16p is the unchecked panicing version of Div16
func Div16p(a, b int16) int16 {
        r, ok := Div16(a, b)
        if !ok {
                panic("division failure")
        }
        return r
}

// Quotient16 performs + operation on two int16 operands
// returning a quotient, a remainder and status
func Quotient16(a, b int16) (int16, int16, bool) {
        if b == 0 {
                return 0, 0, false
        }
        c := a / b
        status := (c < 0) == ((a < 0) != (b < 0))
        return c, a % b, status
}



// Add32 performs + operation on two int32 operands
// returning a result and status
func Add32(a, b int32) (int32, bool) {
        c := a + b
        if (c > a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Add32p is the unchecked panicing version of Add32
func Add32p(a, b int32) int32 {
        r, ok := Add32(a, b)
        if !ok {
                panic("addition overflow")
        }
        return r
}


// Sub32 performs - operation on two int32 operands
// returning a result and status
func Sub32(a, b int32) (int32, bool) {
        c := a - b
        if (c < a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Sub32p is the unchecked panicing version of Sub32
func Sub32p(a, b int32) int32 {
        r, ok := Sub32(a, b)
        if !ok {
                panic("subtraction overflow")
        }
        return r
}


// Mul32 performs * operation on two int32 operands
// returning a result and status
func Mul32(a, b int32) (int32, bool) {
        if a == 0 || b == 0 {
                return 0, true
        }
        c := a * b
        if (c < 0) == ((a < 0) != (b < 0)) {
                if c/b == a {
                        return c, true
                }
        }
        return c, false
}

// Mul32p is the unchecked panicing version of Mul32
func Mul32p(a, b int32) int32 {
        r, ok := Mul32(a, b)
        if !ok {
                panic("multiplication overflow")
        }
        return r
}



// Div32 performs / operation on two int32 operands
// returning a result and status
func Div32(a, b int32) (int32, bool) {
        q, _, ok := Quotient32(a, b)
        return q, ok
}

// Div32p is the unchecked panicing version of Div32
func Div32p(a, b int32) int32 {
        r, ok := Div32(a, b)
        if !ok {
                panic("division failure")
        }
        return r
}

// Quotient32 performs + operation on two int32 operands
// returning a quotient, a remainder and status
func Quotient32(a, b int32) (int32, int32, bool) {
        if b == 0 {
                return 0, 0, false
        }
        c := a / b
        status := (c < 0) == ((a < 0) != (b < 0))
        return c, a % b, status
}



// Add64 performs + operation on two int64 operands
// returning a result and status
func Add64(a, b int64) (int64, bool) {
        c := a + b
        if (c > a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Add64p is the unchecked panicing version of Add64
func Add64p(a, b int64) int64 {
        r, ok := Add64(a, b)
        if !ok {
                panic("addition overflow")
        }
        return r
}


// Sub64 performs - operation on two int64 operands
// returning a result and status
func Sub64(a, b int64) (int64, bool) {
        c := a - b
        if (c < a) == (b > 0) {
                return c, true
        }
        return c, false
}

// Sub64p is the unchecked panicing version of Sub64
func Sub64p(a, b int64) int64 {
        r, ok := Sub64(a, b)
        if !ok {
                panic("subtraction overflow")
        }
        return r
}


// Mul64 performs * operation on two int64 operands
// returning a result and status
func Mul64(a, b int64) (int64, bool) {
        if a == 0 || b == 0 {
                return 0, true
        }
        c := a * b
        if (c < 0) == ((a < 0) != (b < 0)) {
                if c/b == a {
                        return c, true
                }
        }
        return c, false
}

// Mul64p is the unchecked panicing version of Mul64
func Mul64p(a, b int64) int64 {
        r, ok := Mul64(a, b)
        if !ok {
                panic("multiplication overflow")
        }
        return r
}



// Div64 performs / operation on two int64 operands
// returning a result and status
func Div64(a, b int64) (int64, bool) {
        q, _, ok := Quotient64(a, b)
        return q, ok
}

// Div64p is the unchecked panicing version of Div64
func Div64p(a, b int64) int64 {
        r, ok := Div64(a, b)
        if !ok {
                panic("division failure")
        }
        return r
}

// Quotient64 performs + operation on two int64 operands
// returning a quotient, a remainder and status
func Quotient64(a, b int64) (int64, int64, bool) {
        if b == 0 {
                return 0, 0, false
        }
        c := a / b
        status := (c < 0) == ((a < 0) != (b < 0))
        return c, a % b, status
}