1 files changed, 9 insertions, 0 deletions
diff --git a/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h b/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
index b74277f3e8..3ee56e0e5f 100644
--- a/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
+++ b/MdePkg/Library/BasePeCoffLib/BasePeCoffLibInternals.h
@@ -2,6 +2,7 @@
   Declaration of internal functions in PE/COFF Lib.
 
   Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+  Portions Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -16,6 +17,14 @@
 #include <Library/PeCoffExtraActionLib.h>
 #include <IndustryStandard/PeImage.h>
 
+//
+// Macro definitions for RISC-V architecture.
+//
+#define RV_X(x, s, n) (((x) >> (s)) & ((1<<(n))-1))
+#define RISCV_IMM_BITS 12
+#define RISCV_IMM_REACH (1LL<<RISCV_IMM_BITS)
+#define RISCV_CONST_HIGH_PART(VALUE) \
+  (((VALUE) + (RISCV_IMM_REACH/2)) & ~(RISCV_IMM_REACH-1))
 
 
 /**