opencv/3rdparty/zlib-ng/arch/arm/neon_intrins.h
FantasqueX 85923c8f30
Merge pull request #26113 from FantasqueX:zlib-ng-2-2-1
Update zlib-ng to 2.2.1 #26113

Release: https://github.com/zlib-ng/zlib-ng/releases/tag/2.2.1
ARM diagnostics patch: https://github.com/zlib-ng/zlib-ng/pull/1774

### 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
- [ ] 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
2024-09-12 16:05:24 +03:00

66 lines
2.0 KiB
C

#ifndef ARM_NEON_INTRINS_H
#define ARM_NEON_INTRINS_H
#if defined(_MSC_VER) && (defined(_M_ARM64) || defined(_M_ARM64EC))
/* arm64_neon.h is MSVC specific */
# include <arm64_neon.h>
#else
# include <arm_neon.h>
#endif
#if defined(ARM_NEON) && !defined(__aarch64__) && !defined(_M_ARM64) && !defined(_M_ARM64EC)
/* Compatibility shim for the _high family of functions */
#define vmull_high_u8(a, b) vmull_u8(vget_high_u8(a), vget_high_u8(b))
#define vmlal_high_u8(a, b, c) vmlal_u8(a, vget_high_u8(b), vget_high_u8(c))
#define vmlal_high_u16(a, b, c) vmlal_u16(a, vget_high_u16(b), vget_high_u16(c))
#define vaddw_high_u8(a, b) vaddw_u8(a, vget_high_u8(b))
#endif
#ifdef ARM_NEON
#define vqsubq_u16_x4_x1(out, a, b) do { \
out.val[0] = vqsubq_u16(a.val[0], b); \
out.val[1] = vqsubq_u16(a.val[1], b); \
out.val[2] = vqsubq_u16(a.val[2], b); \
out.val[3] = vqsubq_u16(a.val[3], b); \
} while (0)
# if defined(__clang__) && defined(__arm__) && defined(__ANDROID__)
/* Clang for 32-bit Android has too strict alignment requirement (:256) for x4 NEON intrinsics */
# undef ARM_NEON_HASLD4
# undef vld1q_u16_x4
# undef vld1q_u8_x4
# undef vst1q_u16_x4
# endif
# ifndef ARM_NEON_HASLD4
static inline uint16x8x4_t vld1q_u16_x4(uint16_t const *a) {
uint16x8x4_t ret = (uint16x8x4_t) {{
vld1q_u16(a),
vld1q_u16(a+8),
vld1q_u16(a+16),
vld1q_u16(a+24)}};
return ret;
}
static inline uint8x16x4_t vld1q_u8_x4(uint8_t const *a) {
uint8x16x4_t ret = (uint8x16x4_t) {{
vld1q_u8(a),
vld1q_u8(a+16),
vld1q_u8(a+32),
vld1q_u8(a+48)}};
return ret;
}
static inline void vst1q_u16_x4(uint16_t *p, uint16x8x4_t a) {
vst1q_u16(p, a.val[0]);
vst1q_u16(p + 8, a.val[1]);
vst1q_u16(p + 16, a.val[2]);
vst1q_u16(p + 24, a.val[3]);
}
# endif // HASLD4 check
#endif
#endif // include guard ARM_NEON_INTRINS_H