diff options
Diffstat (limited to 'vendor/codeberg.org/gruf/go-bitutil/abs.go')
-rw-r--r-- | vendor/codeberg.org/gruf/go-bitutil/abs.go | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/vendor/codeberg.org/gruf/go-bitutil/abs.go b/vendor/codeberg.org/gruf/go-bitutil/abs.go deleted file mode 100644 index f4ce8ad75..000000000 --- a/vendor/codeberg.org/gruf/go-bitutil/abs.go +++ /dev/null @@ -1,29 +0,0 @@ -package bitutil - -// Abs8 returns the absolute value of i (calculated without branching). -func Abs8(i int8) int8 { - const bits = 8 - u := uint64(i >> (bits - 1)) - return (i ^ int8(u)) + int8(u&1) -} - -// Abs16 returns the absolute value of i (calculated without branching). -func Abs16(i int16) int16 { - const bits = 16 - u := uint64(i >> (bits - 1)) - return (i ^ int16(u)) + int16(u&1) -} - -// Abs32 returns the absolute value of i (calculated without branching). -func Abs32(i int32) int32 { - const bits = 32 - u := uint64(i >> (bits - 1)) - return (i ^ int32(u)) + int32(u&1) -} - -// Abs64 returns the absolute value of i (calculated without branching). -func Abs64(i int64) int64 { - const bits = 64 - u := uint64(i >> (bits - 1)) - return (i ^ int64(u)) + int64(u&1) -} |