2016-01-26 20:14:33 -06:00
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# bit_extract
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2020-12-15 17:38:08 -05:00
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Show an application written directly in HIP which uses platform-specific check on __HIP_PLATFORM_AMD__ to enable use of
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2023-08-14 12:06:14 +05:30
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an instruction that only exists on the AMD platform.
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2016-01-27 00:23:47 -06:00
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See related [blog](http://gpuopen.com/platform-aware-coding-inside-hip/) demonstrating platform specialization.
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2023-12-11 03:43:30 +00:00
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- Steps to build this sample:
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```
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$ mkdir build; cd build
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$ cmake .. -DCMAKE_PREFIX_PATH=/opt/rocm
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$ make
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```
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- Execute File
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```
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$ ./bit_extract
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pch size: 11743288
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__hipGetPCH succeeded!
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info: running on device #0
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info: allocate host mem ( 7.63 MB)
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info: allocate device mem ( 7.63 MB)
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info: copy Host2Device
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info: launch 'bit_extract_kernel'
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info: copy Device2Host
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info: check result
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PASSED!
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```
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