8 examples of 'bitwise absolute value' in Go

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356func Abs8(val int8) int8 {
357 if val < 0 {
358 return val * -1
359 }
360
361 return val
362}
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33func Abs(value *big.Int) *big.Int {
34 ret := Clone(value)
35 return ret.Neg(value)
36}
198func BetweenU8(val, min, max uint8) uint8 {
199 switch {
200 case val < min:
201 return min
202 case val > max:
203 return max
204 default:
205 return val
206 }
207}
27func Absi64(a int64) int64 {
28 if a > 0 {
29 return a
30 } else {
31 return -a
32 }
33}
132func constantBinaryOp(op token.Token, x, y constant.Value) (r constant.Value, err error) {
133 defer func() {
134 if x := recover(); x != nil {
135 err = fmt.Errorf("%v", x)
136 }
137 }()
138 switch op {
139 case token.SHL, token.SHR:
140 n, _ := constant.Uint64Val(y)
141 r = constant.Shift(x, op, uint(n))
142 case token.EQL, token.NEQ, token.LSS, token.LEQ, token.GTR, token.GEQ:
143 r = constant.MakeBool(constant.Compare(x, op, y))
144 default:
145 r = constant.BinaryOp(x, op, y)
146 }
147 return r, nil
148}
7func BigCmpAbs(x, y *big.Int) int { return cmpBits(x.Bits(), y.Bits()) }
528func (z80 *Z80) sra(value byte) byte {
529 z80.f = value & FLAG_C
530 value = (value & 0x80) | (value >> 1)
531 z80.f |= sz53pTable[value]
532 return value
533}
616func OpSHR_uint_uint8(x uint, y uint8) uint {
617 return x >> y
618}

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