diff options
Diffstat (limited to 'src/core/CL/cl_kernels/mean_stddev_normalization.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/mean_stddev_normalization.cl | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/src/core/CL/cl_kernels/mean_stddev_normalization.cl b/src/core/CL/cl_kernels/mean_stddev_normalization.cl index 4141d3e8b7..76be629934 100644 --- a/src/core/CL/cl_kernels/mean_stddev_normalization.cl +++ b/src/core/CL/cl_kernels/mean_stddev_normalization.cl @@ -1,5 +1,5 @@ /* - * Copyright (c) 2019 Arm Limited. + * Copyright (c) 2019, 2021 Arm Limited. * * SPDX-License-Identifier: MIT * @@ -76,31 +76,25 @@ __kernel void mean_stddev_normalization( sum_sq += data * data; } // Perform reduction -#if VEC_SIZE > 8 - sum.s01234567 += sum.s89abcdef; - sum_sq.s01234567 += sum_sq.s89abcdef; -#endif // VEC_SIZE > 8 -#if VEC_SIZE > 4 - sum.s0123 += sum.s4567; - sum_sq.s0123 += sum_sq.s4567; -#endif // VEC_SIZE > 4 -#if VEC_SIZE > 2 - sum.s01 += sum.s23; - sum_sq.s01 += sum_sq.s23; -#endif // VEC_SIZE > 2 - sum.s0 += sum.s1; - sum_sq.s0 += sum_sq.s1; + sum = SUM_REDUCE(sum, VEC_SIZE); + sum_sq = SUM_REDUCE(sum_sq, VEC_SIZE); + +#if VEC_SIZE > 1 +#define sum sum.s0 +#define sum_sq sum_sq.s0 +#endif // VEC_SIZE > 1 + // Left-overs loop for(; i < WIDTH; ++i) { DATA_TYPE data = *((__global DATA_TYPE *)offset(&in, i, 0)); - sum.s0 += data; - sum_sq.s0 += data * data; + sum += data; + sum_sq += data * data; } - DATA_TYPE mean = sum.s0 / WIDTH; - DATA_TYPE var = (sum_sq.s0 / WIDTH) - (mean * mean); + DATA_TYPE mean = sum / WIDTH; + DATA_TYPE var = (sum_sq / WIDTH) - (mean * mean); DATA_TYPE stddev_inv = 1.f / sqrt(var + EPSILON); i = 0; |