diff options
Diffstat (limited to 'src/core/CL/cl_kernels/quantization_layer.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/quantization_layer.cl | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/src/core/CL/cl_kernels/quantization_layer.cl b/src/core/CL/cl_kernels/quantization_layer.cl index 7ae34ef71a..41d9957150 100644 --- a/src/core/CL/cl_kernels/quantization_layer.cl +++ b/src/core/CL/cl_kernels/quantization_layer.cl @@ -27,10 +27,18 @@ #define CONVERT_RTE_VEC_STR(x, type, size) (convert_##type##size##_rte((x))) #define CONVERT_RTE_VEC(x, type, size) CONVERT_RTE_VEC_STR(x, type, size) -#if defined(VEC_SIZE) && defined(DATA_TYPE) && defined(SCALE) && defined(OFFSET) +#if defined(VEC_SIZE) && defined(DATA_TYPE_IN) && defined(DATA_TYPE_OUT) && defined(SCALE) && defined(OFFSET) && defined(MIN_QUANT_VAL) && defined(MAX_QUANT_VAL) /** This performs the quantization of floating point inputs to 8-bit unsigned integers. * + * @note Input data type should be given as a preprocessor argument using -DDATA_TYPE_IN=type. e.g. -DDATA_TYPE=short + * @note Output data type should be given as a preprocessor argument using -DDATA_TYPE_OUT=type. e.g. -DDATA_TYPE=short + * @note Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 + * @note Quantization scale should be given as a preprocessor argument using -DSCALE=scale. e.g. -DSCALE=0.125 + * @note Quantization offset should be given as a preprocessor argument using -DOFFSET=offset. e.g. -DOFFSET=125 + * @note Minimum value for quantized type should be given as a preprocessor argument using -DMIN_QUANT_VAL=value. e.g. -DMIN_QUANT_VAL=0 + * @note Maximum value for quantized type should be given as a preprocessor argument using -DMAX_QUANT_VAL=value. e.g. -DMAXIN_QUANT_VAL=255 + * * @param[in] input_ptr Pointer to the source tensor. Supported data types: F32 * @param[in] input_stride_x Stride of the source tensor in X dimension (in bytes) * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) @@ -64,22 +72,22 @@ __kernel void quantization_layer( output.ptr -= max(xi - (int)LAST_ACCESSED_X, 0) * output_stride_x; // Load data - VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) - val = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input.ptr); + VEC_DATA_TYPE(DATA_TYPE_IN, VEC_SIZE) + val = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE_IN *)input.ptr); // Create scale and offset vectors - const VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) vscale = SCALE; - const VEC_DATA_TYPE(int, VEC_SIZE) voffset = OFFSET; + const VEC_DATA_TYPE(DATA_TYPE_IN, VEC_SIZE) vscale = SCALE; + const VEC_DATA_TYPE(int, VEC_SIZE) voffset = OFFSET; // Quantize VEC_DATA_TYPE(int, VEC_SIZE) - res = CLAMP(CONVERT_RTE_VEC(val / vscale, int, VEC_SIZE) + voffset, 0, 255); + res = CLAMP(CONVERT_RTE_VEC(val / vscale, int, VEC_SIZE) + voffset, MIN_QUANT_VAL, MAX_QUANT_VAL); - //Store result + // Store result VSTORE(VEC_SIZE) - (CONVERT(res, VEC_DATA_TYPE(uchar, VEC_SIZE)), 0, (__global uchar *)output.ptr); + (CONVERT(res, VEC_DATA_TYPE(DATA_TYPE_OUT, VEC_SIZE)), 0, (__global DATA_TYPE_OUT *)output.ptr); #else //!defined(VEC_SIZE) || !defined(LAST_ACCESSED_X) - *((__global uchar *)(output.ptr)) = (uchar)CLAMP(CONVERT_RTE(((float) * (__global DATA_TYPE *)input.ptr) / ((float)SCALE), int) + (int)OFFSET, 0, 255); + *((__global DATA_TYPE_OUT *)(output.ptr)) = (DATA_TYPE_OUT)CLAMP(CONVERT_RTE(((float) * (__global DATA_TYPE_IN *)input.ptr) / ((float)SCALE), int) + (int)OFFSET, MIN_QUANT_VAL, MAX_QUANT_VAL); #endif // defined(VEC_SIZE) && defined(LAST_ACCESSED_X) } -#endif //defined(VEC_SIZE) && defined(DATA_TYPE) && defined(SCALE) && defined(OFFSET) +#endif //defined(VEC_SIZE) && defined(DATA_TYPE_IN) && defined(DATA_TYPE_OUT) && defined(SCALE) && defined(OFFSET) && defined(MIN_QUANT_VAL) && defined(MAX_QUANT_VAL) |