mirror of
https://github.com/opencv/opencv.git
synced 2024-12-14 00:39:13 +08:00
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>
|
|
|
|
#if defined _WIN32 && (defined(_M_ARM) || defined(_M_ARM64))
|
|
# define _ARM64_DISTINCT_NEON_TYPES
|
|
# include <Intrin.h>
|
|
# include <arm_neon.h>
|
|
# define CV_NEON 1
|
|
#elif defined(__ARM_NEON)
|
|
# include <arm_neon.h>
|
|
# define CV_NEON 1
|
|
#endif
|
|
|
|
// MSVC 2019 bug. Details: https://github.com/opencv/opencv/pull/16027
|
|
void test_aliased_type(const uint8x16_t& a) { }
|
|
void test_aliased_type(const int8x16_t& a) { }
|
|
|
|
#if defined CV_NEON
|
|
int test()
|
|
{
|
|
const float src[] = { 0.0f, 0.0f, 0.0f, 0.0f };
|
|
float32x4_t val = vld1q_f32((const float32_t*)(src));
|
|
return (int)vgetq_lane_f32(val, 0);
|
|
}
|
|
#else
|
|
#error "NEON is not supported"
|
|
#endif
|
|
|
|
int main()
|
|
{
|
|
printf("%d\n", test());
|
|
return 0;
|
|
}
|