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https://www.khronos.org/registry/OpenCL/sdk/1.2/docs/man/xhtml/cl_khr_fp16.html
#pragma OPENCL EXTENSION cl_khr_fp16 : enable Description This extension adds support for half scalar and vector types as built-in types that can be used for arithmetic operations, conversions, etc.
https://www.khronos.org/registry/OpenCL/sdk/1.0/docs/man/xhtml/cl_khr_fp16.html
cl_khr_fp16. Optional half floating-point support. #pragma OPENCL EXTENSION cl_khr_fp16 : enable Description. OpenCL 1.0 supports half as a storage format only in the core specification. This extension adds support for half scalar and vector types as built-in types that can be used for arithmetic operations, conversions etc. ... cl_half2: half4 ...
https://software.intel.com/en-us/forums/opencl/topic/624109
I don't see the cl_khr_fp16 extension in the latest Broadwell OpenCL driver under Win10. Does it exist in a Skylake Gen9 IGP OpenCL driver under Win10? I see that it has been added to the Beignet Linux driver for BDW, SKL and beyond.Author: Pixelio
https://community.amd.com/thread/166783
Jun 04, 2013 · Is cl_khr_fp16 not supported on any AMD hardware? I am getting the following error? error: can't enable all OpenCL extensions or unrecognized OpenCLReviews: 4
https://ask.libreoffice.org/en/question/213064/unable-to-activate-opencl/
double 0 / 2 (n/a) Half-precision Floating-point support (cl_khr_fp16) Denormals No Infinity and NANs Yes Round to nearest Yes Round to zero No Round to infinity No IEEE754-2008 fused multiply-add No Support is emulated in software No Single-precision Floating-point support (core) Denormals No Infinity and NANs Yes Round to nearest Yes Round to ...
https://community.nxp.com/thread/482933
Aug 23, 2018 · Hello Oleg Ostap, Currently there is no support of cl_khr_fp16 and cl_khr_spir extensions in the OpenCL 1.2 driver (the current driver). I would recommend contacting Vivante to have more details of the hardware capabilities for FP16 support and …Reviews: 1
https://streamhpc.com/blog/2015-09-18/how-to-do-approximation-computing-in-opencl/
If there is support, you can use “#pragma OPENCL EXTENSION cl_khr_fp16 : enable” in your kernel to turn the feature on, and you get full access to the scalar type ‘half’, the vector types ‘scalar2’ to ‘scalar16’ and several pragmas and constants.
https://www.khronos.org/registry/OpenCL/sdk/2.0/docs/man/xhtml/write_image1d.html
Description For write_imagef, write_imagei, and write_imageui forms that take image1d_t or image1d_buffer_t. Write color value to location specified by coord in the 1D image or 1D image buffer object specified by image.Appropriate data format conversion to the specified image format is done before writing the color value.
https://software.intel.com/en-us/node/540396
Extension Name. Description: cl_intel_accelerator. Basic accelerator support. cl_intel_advanced_motion_estimation. Custom VME Extensions (enabling HEVC Hybrid Encoding) Motion estimation enhancements, Skip, support MV Costing, and Intra frame prediction.
https://software.intel.com/en-us/articles/opencl-intel-graphics-extensions
Sep 07, 2016 · OpenCL Extensions available in Intel® SDK for OpenCL™ Applications The following tables contain information about extensions to the Khronos Group OpenCL™ standard available for Intel processors. Notice: Not all extensions are available in all versions of the OpenCL drivers for each OS. Some features are only available on certain hardware platforms or in certain driver baselines.
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