amrex::SIMDindex< WIDTH, N > Struct Template Reference

#include <AMReX_GpuLaunchFunctsC.H>

Public Attributes
N	index = 0

Static Public Attributes
static constexpr int	width = WIDTH

Detailed Description

template<int WIDTH, class N = int>
struct amrex::SIMDindex< WIDTH, N >

Helper type to store/access the SIMD width in ParallelForSIMD lambdas

Use instead of int as the running index i. Used to pass the SIMD WIDTH as compile-time meta-data into a called function/method.

Template Parameters

WIDTH	SIMD width in elements
N	index type (integer)

Member Data Documentation

index

template<int WIDTH, class N = int>

N amrex::SIMDindex< WIDTH, N >::index = 0

The linear loop index of ParallelFor(SIMD)

width

template<int WIDTH, class N = int>

constexpr int amrex::SIMDindex< WIDTH, N >::width = WIDTH

staticconstexpr

SIMD width in elements

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The documentation for this struct was generated from the following file:

• /home/runner/work/amrex/amrex/Src/Base/AMReX_GpuLaunchFunctsC.H