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f8aa2896a1
Replace legacy __ARM_NEON__ by __ARM_NEON #25024 Even ACLE 1.1 referes to __ARM_NEON https://developer.arm.com/documentation/ihi0053/b/?lang=en ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [x] There is a reference to the original bug report and related work - [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [ ] The feature is well documented and sample code can be built with the project CMake
33 lines
708 B
C++
33 lines
708 B
C++
#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)
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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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