diff options
| author | Gustavo Pimentel <gustavo.pimentel@synopsys.com> | 2020-10-21 23:12:20 +0200 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2020-11-17 20:10:21 -0800 |
| commit | 78aec9bb1f3c79e4570eb50260d6320063f823a2 (patch) | |
| tree | 66f93ecfbe10ed8f2778bc0c3ee07dd2a557384e /arch/arc | |
| parent | 3b57533b460c8dc22a432684b7e8d22571f34d2e (diff) | |
ARC: bitops: Remove unecessary operation and value
The 1-bit shift rotation to the left on x variable located on
4 last if statement can be removed because the computed value is will
not be used afront.
Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/bitops.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h index c6606f4d20d6..fb98440c0bd4 100644 --- a/arch/arc/include/asm/bitops.h +++ b/arch/arc/include/asm/bitops.h @@ -243,10 +243,8 @@ static inline int constant_fls(unsigned int x) x <<= 2; r -= 2; } - if (!(x & 0x80000000u)) { - x <<= 1; + if (!(x & 0x80000000u)) r -= 1; - } return r; } |