Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Michael Clark <mjc@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 configure | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 0a3c6a72c3..2e13ee918d 100755
--- a/configure
+++ b/configure
@@ -709,6 +709,12 @@ elif check_define __s390__ ; then
   else
     cpu="s390"
   fi
+elif check_define __riscv ; then
+  if check_define _LP64 ; then
+    cpu="riscv64"
+  else
+    cpu="riscv32"
+  fi
 elif check_define __arm__ ; then
   cpu="arm"
 elif check_define __aarch64__ ; then
@@ -721,7 +727,7 @@ ARCH=
 # Normalise host CPU name and set ARCH.
 # Note that this case should only have supported host CPUs, not guests.
 case "$cpu" in
-  ppc|ppc64|s390|s390x|sparc64|x32)
+  ppc|ppc64|s390|s390x|sparc64|x32|riscv32|riscv64)
     cpu="$cpu"
     supported_cpu="yes"
     eval "cross_cc_${cpu}=\$host_cc"
@@ -6900,6 +6906,8 @@ elif test "$ARCH" = "x86_64" -o "$ARCH" = "x32" ; then
   QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
 elif test "$ARCH" = "ppc64" ; then
   QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
+elif test "$ARCH" = "riscv32" -o "$ARCH" = "riscv64" ; then
+  QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
 else
   QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
 fi
@@ -7397,7 +7405,7 @@ for i in $ARCH $TARGET_BASE_ARCH ; do
   ppc*)
     disas_config "PPC"
   ;;
-  riscv)
+  riscv*)
     disas_config "RISCV"
   ;;
   s390*)
-- 
2.19.1