vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
commit f7f077da11
6933 changed files with 2335208 additions and 0 deletions
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+#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