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Topic refactor cuda hip atomics #1768

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merged 8 commits into from
Jul 29, 2022
Merged

Topic refactor cuda hip atomics #1768

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95c4405
refactor HIP/CUDA atomic implementations
psychocoderHPC Jul 27, 2022
48f7598
`alpaka::AtomicCas` add floating point support
psychocoderHPC Jul 27, 2022
6f706ba
refactore atomic unit tests
psychocoderHPC Jul 27, 2022
9bff096
workaround for clang 9 with cuda 9.2
psychocoderHPC Jul 27, 2022
c2f9a2e
disable OpenACC float comparisn warning
psychocoderHPC Jul 27, 2022
afb3376
OpenACC: test only 32bit and 64bit atomics
psychocoderHPC Jul 28, 2022
05b8a60
HIP: usa atomic load within atomicCas emulation
psychocoderHPC Jul 28, 2022
eb579fd
HIP: workaround atomicMax and atomicMin
psychocoderHPC Jul 29, 2022
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7 changes: 7 additions & 0 deletions include/alpaka/atomic/AtomicOaccExtended.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -206,7 +206,14 @@ namespace alpaka
{
auto& ref(*addr);
T old = ref;
# if defined(__GNUC__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wfloat-equal"
# endif
ref = (ref == compare ? value : ref);
# if defined(__GNUC__)
# pragma GCC diagnostic pop
# endif
return old;
},
atomic);
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