From 3548706311f290ffc9d434b0690fac915c19f5e3 Mon Sep 17 00:00:00 2001
From: "A.S.K" <95036645+aimixsaka@users.noreply.github.com>
Date: Sat, 6 Jan 2024 07:09:30 +0800
Subject: [PATCH] Add RISC V support (#407)

---
 simulator/ms-tpm-20-ref/TPMCmd/tpm/include/LibSupport.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/simulator/ms-tpm-20-ref/TPMCmd/tpm/include/LibSupport.h b/simulator/ms-tpm-20-ref/TPMCmd/tpm/include/LibSupport.h
index 96473928e..2506be1dd 100644
--- a/simulator/ms-tpm-20-ref/TPMCmd/tpm/include/LibSupport.h
+++ b/simulator/ms-tpm-20-ref/TPMCmd/tpm/include/LibSupport.h
@@ -42,11 +42,13 @@
 #ifndef RADIX_BITS
 #   if defined(__x86_64__) || defined(__x86_64)                                         \
         || defined(__amd64__) || defined(__amd64) || defined(_WIN64) || defined(_M_X64) \
-        || defined(_M_ARM64) || defined(__aarch64__)
+        || defined(_M_ARM64) || defined(__aarch64__)                                    \
+        || (defined(__riscv) && __riscv_xlen == 64)
 #       define RADIX_BITS                      64
 #   elif defined(__i386__) || defined(__i386) || defined(i386)                          \
         || defined(_WIN32) || defined(_M_IX86)                                          \
-        || defined(_M_ARM) || defined(__arm__) || defined(__thumb__)
+        || defined(_M_ARM) || defined(__arm__) || defined(__thumb__)                    \
+        || (defined(__riscv) && __riscv_xlen == 32)
 #       define RADIX_BITS                      32
 #   else
 #       error Unable to determine RADIX_BITS from compiler environment