add isa check

StgSharp.Native/sn-src/k_bufop.c

@@ -1,3 +1,7 @@
+#include "sn_target.h"
+
+#if SN_IS_ARCH(SN_ARCH_X86_64)
+
 #include "sn_intrinsic.h"
 
 DECLARE_BUF_PROC_ANS_SCALAR(float, sse, fill)
@@ -315,3 +319,5 @@ DECLARE_BUF_PROC_RIGHT_ANS_SCALAR(double, 512, scalar_mul)
                 ans[i].f64_z[1] = c1;
         }
 }
+
+#endif

StgSharp.Native/sn-src/load_intrinsic.c

@@ -12,6 +12,7 @@ PRIVATE void load_intrinsic_sse(sn_intrinsic *context);
 PRIVATE void load_intrinsic_avx(sn_intrinsic *context);
 PRIVATE void load_intrinsic_512(sn_intrinsic *context);
 
+
 PRIVATE int check_isa(most_advanced_instruction instruction_family)
 {
         if (instruction_family != NEON) {