Update with generated encoding.h

Author: ved-rivos

riscv/encoding.h

@@ -4,7 +4,7 @@
 
 /*
  * This file is auto-generated by running 'make' in
- * https://github.com/riscv/riscv-opcodes (56f9011)
+ * https://github.com/riscv/riscv-opcodes (3deaa8c)
  */
 
 #ifndef RISCV_CSR_ENCODING_H
@@ -383,6 +383,9 @@
 #define PMP_NA4   0x10
 #define PMP_NAPOT 0x18
 
+#define SPMP_U      0x100
+#define SPMP_SHARED 0x200
+
 #define MCTRCTL_U          0x0000000000000001
 #define MCTRCTL_S          0x0000000000000002
 #define MCTRCTL_M          0x0000000000000004