diff options
Diffstat (limited to 'scripts/atomic/fallbacks/add_negative')
-rwxr-xr-x | scripts/atomic/fallbacks/add_negative | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/scripts/atomic/fallbacks/add_negative b/scripts/atomic/fallbacks/add_negative new file mode 100755 index 000000000..a66635bce --- /dev/null +++ b/scripts/atomic/fallbacks/add_negative @@ -0,0 +1,16 @@ +cat <<EOF +/** + * ${arch}${atomic}_add_negative - add and test if negative + * @i: integer value to add + * @v: pointer of type ${atomic}_t + * + * Atomically adds @i to @v and returns true + * if the result is negative, or false when + * result is greater than or equal to zero. + */ +static __always_inline bool +${arch}${atomic}_add_negative(${int} i, ${atomic}_t *v) +{ + return ${arch}${atomic}_add_return(i, v) < 0; +} +EOF |