diff options
Diffstat (limited to 'arm_compute/core/NEON/NEMath.inl')
| -rw-r--r-- | arm_compute/core/NEON/NEMath.inl | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/NEMath.inl b/arm_compute/core/NEON/NEMath.inl index 61315e8dbc..f1c9c2024b 100644 --- a/arm_compute/core/NEON/NEMath.inl +++ b/arm_compute/core/NEON/NEMath.inl @@ -294,6 +294,14 @@ inline float32x2_t vsin_f32(float32x2_t val) #endif /* DOXYGEN_SKIP_THIS */ +inline int32x4_t rounding_divide_by_pow2(int32x4_t x, int32x4_t exponent) +{ + const int32x4_t shift_vec = vnegq_s32(exponent); + const int32x4_t fixup = vshrq_n_s32(vandq_s32(x, shift_vec), 31); + const int32x4_t fixed_up_x = vqaddq_s32(x, fixup); + return vrshlq_s32(fixed_up_x, shift_vec); +} + inline int32x4_t rounding_divide_by_pow2(int32x4_t x, int exponent) { const int32x4_t shift_vec = vdupq_n_s32(-exponent); |