diff options
Diffstat (limited to 'src/core/CL/cl_kernels/batchnormalization_layer.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/batchnormalization_layer.cl | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/src/core/CL/cl_kernels/batchnormalization_layer.cl b/src/core/CL/cl_kernels/batchnormalization_layer.cl index 0b61b5638c..29b62d3d92 100644 --- a/src/core/CL/cl_kernels/batchnormalization_layer.cl +++ b/src/core/CL/cl_kernels/batchnormalization_layer.cl @@ -93,8 +93,12 @@ __kernel void batchnormalization_layer(TENSOR3D_DECLARATION(input), #endif /* not IN_PLACE */ VECTOR_DECLARATION(mean), VECTOR_DECLARATION(var), +#ifndef USE_DEFAULT_BETA VECTOR_DECLARATION(beta), +#endif /* USE_DEFAULT_BETA */ +#ifndef USE_DEFAULT_GAMMA VECTOR_DECLARATION(gamma), +#endif /* USE_DEFAULT_GAMMA */ float epsilon) { Tensor3D in = CONVERT_TO_TENSOR3D_STRUCT(input); @@ -103,10 +107,14 @@ __kernel void batchnormalization_layer(TENSOR3D_DECLARATION(input), #else /* IN_PLACE */ Tensor3D out = CONVERT_TO_TENSOR3D_STRUCT(output); #endif /* IN_PLACE */ - Vector mean = CONVERT_TO_VECTOR_STRUCT(mean); - Vector var = CONVERT_TO_VECTOR_STRUCT(var); - Vector beta = CONVERT_TO_VECTOR_STRUCT(beta); + Vector mean = CONVERT_TO_VECTOR_STRUCT(mean); + Vector var = CONVERT_TO_VECTOR_STRUCT(var); +#ifndef USE_DEFAULT_BETA + Vector beta = CONVERT_TO_VECTOR_STRUCT(beta); +#endif /* USE_DEFAULT_BETA */ +#ifndef USE_DEFAULT_GAMMA Vector gamma = CONVERT_TO_VECTOR_STRUCT(gamma); +#endif /* USE_DEFAULT_GAMMA */ VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) data = 0; @@ -117,9 +125,7 @@ __kernel void batchnormalization_layer(TENSOR3D_DECLARATION(input), VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) x_bar = 0; VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - gamma_vec = 0; - VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - beta_vec = 0; + res = 0; const int current_slice = get_global_id(2); @@ -132,11 +138,22 @@ __kernel void batchnormalization_layer(TENSOR3D_DECLARATION(input), numerator = SUB_OP(data, numerator); x_bar = MUL_OP(numerator, denominator); +#ifndef USE_DEFAULT_GAMMA + VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) gamma_vec = *((__global DATA_TYPE *)(gamma.ptr + current_slice * gamma.stride_x)); - beta_vec = *((__global DATA_TYPE *)(beta.ptr + current_slice * beta.stride_x)); + res = MUL_OP(gamma_vec, x_bar); +#else /* USE_DEFAULT_GAMMA */ + // gamma is equal to 1, no need to perform multiplications + res = x_bar; +#endif /* USE_DEFAULT_GAMMA */ + +#ifndef USE_DEFAULT_BETA VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - res = ADD_OP(MUL_OP(gamma_vec, x_bar), beta_vec); + beta_vec = *((__global DATA_TYPE *)(beta.ptr + current_slice * beta.stride_x)); + // beta is not zero, hence we need to perform the addition + res = ADD_OP(res, beta_vec); +#endif /* USE_DEFAULT_BETA */ res = ACTIVATION_FUNC(res); @@ -144,4 +161,4 @@ __kernel void batchnormalization_layer(TENSOR3D_DECLARATION(input), (res, 0, (__global DATA_TYPE *)out.ptr); } -#endif /* defined(VEC_SIZE) && defined(DATA_TYPE) */
\ No newline at end of file +#endif /* defined(VEC_SIZE) && defined(DATA_TYPE) */ |