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Extend supports_atomics to include type #595

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Extend supports_atomics to include type #595

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6 changes: 3 additions & 3 deletions src/KernelAbstractions.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -553,15 +553,15 @@
end

"""
supports_atomics(::Backend)::Bool
supports_atomics(::Backend, [T::Type{<:Number}])::Bool

Returns whether `@atomic` operations are supported by the backend.
Returns whether `@atomic` operations of type `T` are supported by the backend.

!!! note
Backend implementations **must** implement this function,
only if they **do not** support atomic operations with Atomix.
"""
supports_atomics(::Backend) = true
supports_atomics(::Backend, T::Type{<:Number}=Number) = true

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"""
supports_float64(::Backend)::Bool
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3 changes: 3 additions & 0 deletions test/runtests.jl
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Expand Up @@ -24,6 +24,9 @@ struct NewBackend <: KernelAbstractions.GPU end
@test_throws MethodError KernelAbstractions.ones(backend, Float32, 1)

@test KernelAbstractions.supports_atomics(backend) == true
@test KernelAbstractions.supports_atomics(backend, Float64) == true
@test KernelAbstractions.supports_atomics(backend, Int32) == true

@test KernelAbstractions.supports_float64(backend) == true

@test KernelAbstractions.priority!(backend, :high) === nothing
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