diff options
Diffstat (limited to 'src/dsp/arm/loop_restoration_neon.cc')
| -rw-r--r-- | src/dsp/arm/loop_restoration_neon.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/dsp/arm/loop_restoration_neon.cc b/src/dsp/arm/loop_restoration_neon.cc index cd8552e..adb8f36 100644 --- a/src/dsp/arm/loop_restoration_neon.cc +++ b/src/dsp/arm/loop_restoration_neon.cc @@ -1125,7 +1125,11 @@ inline void CalculateIntermediate(const uint16x8_t sum, val = AdjustValue(val, idx, 101); // 101 is the last index which value is 3. val = AdjustValue(val, idx, 169); // 169 is the last index which value is 2. val = AdjustValue(val, idx, 254); // 254 is the last index which value is 1. - *ma = (offset == 0) ? vcombine_u8(val, vget_high_u8(*ma)) + // offset == 0 is assumed to be the first call to this function. Note + // vget_high_u8(*ma) is not used in this case to avoid a -Wuninitialized + // warning with some versions of gcc. vdup_n_u8(0) could work as well, but in + // most cases clang and gcc generated better code with this version. + *ma = (offset == 0) ? vcombine_u8(val, val) : vcombine_u8(vget_low_u8(*ma), val); // b = ma * b * one_over_n |