Adds __popc and __max #116
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sbastrakov
reviewed
Sep 19, 2019
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| #if !defined(ALPAKA_ACC_GPU_CUDA_ENABLED) && !defined(ALPAKA_ACC_GPU_HIP_ENABLED) | ||
| #if defined(__GNUC__) || defined(__GNUG__) | ||
| #define __popc __builtin_popcount |
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Maybe this is better as a function-style macro (taking an argument explicitly) for consistency with others?
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Yes we should use a function style macro!+1 for function style macro
psychocoderHPC
requested changes
Sep 26, 2019
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| #if !defined(ALPAKA_ACC_GPU_CUDA_ENABLED) && !defined(ALPAKA_ACC_GPU_HIP_ENABLED) | ||
| #if defined(__GNUC__) || defined(__GNUG__) | ||
| #define __popc __builtin_popcount |
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Yes we should use a function style macro!+1 for function style macro
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Note: alpaka now has popcount. |
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Change or extend as you like.
Edit there is also
__max, which has to be seen as hotfix.The problem was, that max and min cannot be used as macro, it conflicted user methods with same name. Maybe we use just a global function instead when max and min are not defined respectively, this should be better than this hotfix now.