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226748b3e7
* try cpp 20 for compile * unary, binary, ternary in jit * nits * fix gather/scatter * fix rebase * reorg compile * add ternary to compile * jit copy * jit compile flag * fix build * use linked function for ternary * some nits * docs + circle min size build * docs + circle min size build * fix extension * fix no cpu build * improve includes
23 lines
450 B
C++
23 lines
450 B
C++
// Copyright © 2023-2024 Apple Inc.
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#pragma once
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#include <metal_stdlib>
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template <typename IdxT, int NIDX>
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struct Indices {
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const array<const device IdxT*, NIDX> buffers;
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const constant int* shapes;
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const constant size_t* strides;
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const int ndim;
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};
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template <typename IdxT>
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METAL_FUNC size_t offset_neg_idx(IdxT idx, size_t size) {
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if (is_unsigned_v<IdxT>) {
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return idx;
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} else {
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return (idx < 0) ? idx + size : idx;
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}
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}
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