From b7697d03421145a39fe1ed668804ed8c94a0b63a Mon Sep 17 00:00:00 2001
From: Youmu Liu <105042599+Nitload-NSI@users.noreply.github.com>
Date: Mon, 19 Jan 2026 18:40:33 +0800
Subject: [PATCH] add some mem opt struct from C# to C

---
 StgSharp.Native/sn-head/sn_intrinsic.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/StgSharp.Native/sn-head/sn_intrinsic.h b/StgSharp.Native/sn-head/sn_intrinsic.h
index 380a1992..4042910d 100644
--- a/StgSharp.Native/sn-head/sn_intrinsic.h
+++ b/StgSharp.Native/sn-head/sn_intrinsic.h
@@ -28,6 +28,12 @@
 #define zero_vec _mm_setzero_ps()
 #define zero_vec_256 _mm256_setzero_ps()
 
+#define SPAN(T)                \
+        struct SPAN_T {        \
+                T *pointer;    \
+                size_t length; \
+        };
+
 typedef union uint64_u {
         uint64_t u64;
         uint32_t u32[2];