diff --git a/mingw-w64-headers/include/psdk_inc/intrin-impl.h b/mingw-w64-headers/include/psdk_inc/intrin-impl.h
index 072a98f..27cc26a 100644
--- a/mingw-w64-headers/include/psdk_inc/intrin-impl.h
+++ b/mingw-w64-headers/include/psdk_inc/intrin-impl.h
@@ -607,6 +607,54 @@
 #define __INTRINSIC_DEFINED__lrotr
 #endif /* __INTRINSIC_PROLOG */
 
+#if __INTRINSIC_PROLOG(_rotl8)
+unsigned char _rotl8(unsigned char __X, unsigned char __C);
+#if !__has_builtin(_rotl8)
+__INTRINSICS_USEINLINE
+unsigned char _rotl8(unsigned char __X, unsigned char __C)
+{
+  return (__X << __C) | (__X >> (8 - __C));
+}
+#endif
+#define __INTRINSIC_DEFINED__rotl8
+#endif /* __INTRINSIC_PROLOG */
+
+#if __INTRINSIC_PROLOG(_rotr8)
+unsigned char _rotr8(unsigned char __X, unsigned char __C);
+#if !__has_builtin(_rotr8)
+__INTRINSICS_USEINLINE
+unsigned char _rotr8(unsigned char __X, unsigned char __C)
+{
+  return (__X >> __C) | (__X << (8 - __C));
+}
+#endif
+#define __INTRINSIC_DEFINED__rotr8
+#endif /* __INTRINSIC_PROLOG */
+
+#if __INTRINSIC_PROLOG(_rotl16)
+unsigned short _rotl16(unsigned short __X, unsigned char __C);
+#if !__has_builtin(_rotl16)
+__INTRINSICS_USEINLINE
+unsigned short _rotl16(unsigned short __X, unsigned char __C)
+{
+  return (__X << __C) | (__X >> (16 - __C));
+}
+#endif
+#define __INTRINSIC_DEFINED__rotl16
+#endif /* __INTRINSIC_PROLOG */
+
+#if __INTRINSIC_PROLOG(_rotr16)
+unsigned short _rotr16(unsigned short __X, unsigned char __C);
+#if !__has_builtin(_rotr16)
+__INTRINSICS_USEINLINE
+unsigned short _rotr16(unsigned short __X, unsigned char __C)
+{
+  return (__X >> __C) | (__X << (16 - __C));
+}
+#endif
+#define __INTRINSIC_DEFINED__rotr16
+#endif /* __INTRINSIC_PROLOG */
+
 #if defined(__x86_64__) || defined(_AMD64_)
 
 #if __INTRINSIC_PROLOG(__faststorefence)