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Open Source Computer Vision Library
https://opencv.org/
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32 lines
760 B
32 lines
760 B
#include <stdio.h> |
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#if defined _WIN32 && (defined(_M_ARM) || defined(_M_ARM64)) |
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# define _ARM64_DISTINCT_NEON_TYPES |
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# include <Intrin.h> |
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# include <arm_neon.h> |
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# define CV_NEON 1 |
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#elif defined(__ARM_NEON__) || (defined (__ARM_NEON) && defined(__aarch64__)) |
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# include <arm_neon.h> |
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# define CV_NEON 1 |
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#endif |
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// MSVC 2019 bug. Details: https://github.com/opencv/opencv/pull/16027 |
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void test_aliased_type(const uint8x16_t& a) { } |
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void test_aliased_type(const int8x16_t& a) { } |
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#if defined CV_NEON |
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int test() |
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{ |
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const float src[] = { 0.0f, 0.0f, 0.0f, 0.0f }; |
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float32x4_t val = vld1q_f32((const float32_t*)(src)); |
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return (int)vgetq_lane_f32(val, 0); |
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} |
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#else |
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#error "NEON 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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