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< a href = "metal_2kernels_2unary_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright © 2024 Apple Inc.< / span > < / div >
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< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T, < span class = "keyword" > typename< / span > U, < span class = "keyword" > typename< / span > Op> < / div >
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< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > < a class = "line" href = "metal_2kernels_2unary_8h.html#a64e4f6737edddb72122e262977ee3014" > 4< / a > < / span > [[kernel]] < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "metal_2kernels_2unary_8h.html#a64e4f6737edddb72122e262977ee3014" > unary_v< / a > (< / div >
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< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > device < span class = "keyword" > const< / span > T* in,< / div >
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< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > device U* out,< / div >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > uint index [[thread_position_in_grid]]) {< / div >
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< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > }< / div >
< / div >
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< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T, < span class = "keyword" > typename< / span > U, < span class = "keyword" > typename< / span > Op> < / div >
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< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > < a class = "line" href = "metal_2kernels_2unary_8h.html#a7c7690f0df9d2acc60b63be58d9c7777" > 12< / a > < / span > [[kernel]] < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "metal_2kernels_2unary_8h.html#a7c7690f0df9d2acc60b63be58d9c7777" > unary_v2< / a > (< / div >
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< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > device < span class = "keyword" > const< / span > T* in,< / div >
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< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > device U* out,< / div >
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< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > uint2 index [[thread_position_in_grid]],< / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > uint2 grid_dim [[threads_per_grid]]) {< / div >
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< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "keyword" > auto< / span > offset = index.x + grid_dim.x * int64_t(index.y);< / div >
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< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > out[offset] = Op()(in[offset]);< / div >
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< / div >
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< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "keyword" > typename< / span > IdxT = int64_t> < / div >
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< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > < a class = "line" href = "metal_2kernels_2unary_8h.html#af13d20efb568db3ab7cd7ec0311c87be" > 27< / a > < / span > [[kernel]] < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "metal_2kernels_2unary_8h.html#af13d20efb568db3ab7cd7ec0311c87be" > unary_g< / a > (< / div >
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< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > constant < span class = "keyword" > const< / span > int64_t* in_strides,< / div >
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< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > device < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > & ndim,< / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > uint3 index [[thread_position_in_grid]],< / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > uint3 grid_dim [[threads_per_grid]]) {< / div >
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< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "keyword" > auto< / span > idx = < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< IdxT> < / a > (< / div >
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< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > {N * index.x, index.y, index.z}, in_shape, in_strides, ndim);< / div >
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< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > IdxT xstride = in_strides[ndim - 1];< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > IdxT out_idx = N * index.x + xshape * (index.y + IdxT(grid_dim.y) * index.z);< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < N & & (int(N * index.x) + i) < xshape; ++i) {< / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > out[out_idx++] = Op()(in[idx]);< / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > idx += xstride;< / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > }< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > }< / div >
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< div class = "ttc" id = "abackend_2metal_2kernels_2utils_8h_html_a497dd9f1a00c8a4303d8782158a0812a" > < div class = "ttname" > < a href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > < / div > < div class = "ttdeci" > METAL_FUNC IdxT elem_to_loc(IdxT elem, constant const int *shape, constant const int64_t *strides, int ndim)< / div > < div class = "ttdef" > < b > Definition< / b > utils.h:93< / div > < / div >
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< div class = "ttc" id = "ametal_2kernels_2unary_8h_html_a64e4f6737edddb72122e262977ee3014" > < div class = "ttname" > < a href = "metal_2kernels_2unary_8h.html#a64e4f6737edddb72122e262977ee3014" > unary_v< / a > < / div > < div class = "ttdeci" > void unary_v(device const T *in, device U *out, uint index)< / div > < div class = "ttdef" > < b > Definition< / b > unary.h:4< / div > < / div >
< div class = "ttc" id = "ametal_2kernels_2unary_8h_html_a7c7690f0df9d2acc60b63be58d9c7777" > < div class = "ttname" > < a href = "metal_2kernels_2unary_8h.html#a7c7690f0df9d2acc60b63be58d9c7777" > unary_v2< / a > < / div > < div class = "ttdeci" > void unary_v2(device const T *in, device U *out, uint2 index, uint2 grid_dim)< / div > < div class = "ttdef" > < b > Definition< / b > unary.h:12< / div > < / div >
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