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Open Source Computer Vision Library
https://opencv.org/
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24 lines
527 B
24 lines
527 B
#include <stdio.h> |
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#if defined __GNUC__ && (defined __arm__ || defined __aarch64__) |
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#include "arm_neon.h" |
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int test() |
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{ |
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const unsigned int src[] = { 0, 0, 0, 0 }; |
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unsigned int dst[4]; |
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uint32x4_t v_src = *(uint32x4_t*)src; |
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uint8x16_t v_m0 = *(uint8x16_t*)src; |
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uint8x16_t v_m1 = *(uint8x16_t*)src; |
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uint32x4_t v_dst = vdotq_u32(v_src, v_m0, v_m1); |
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*(uint32x4_t*)dst = v_dst; |
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return (int)dst[0]; |
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} |
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#else |
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#error "DOTPROD is not supported" |
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#endif |
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int main() |
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{ |
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printf("%d\n", test()); |
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return 0; |
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}
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