X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure.ac;h=ebfd649795a37a5c2098efee103cc817abeff602;hb=45351b73c557e587b6eaf574074535d73cd6b56b;hp=d85ddd6ef1b3247c89a3ce594e5fb04ec14084c1;hpb=0e17d07550ab5f4b2f83af6c4e3dc00ddf875ce7;p=riscv-tests.git

diff --git a/configure.ac b/configure.ac
index d85ddd6..ebfd649 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,6 +3,14 @@ AC_INIT(riscv-tests, 1.0)
 cross_compiling=yes
 AC_PROG_CC
 
+AC_ARG_WITH(xlen,
+        [AS_HELP_STRING([--with-xlen=XLEN],
+                [Set XLEN, the X-register bit width (default is 64)])],
+        AC_SUBST(XLEN, $withval),
+        AC_SUBST(XLEN, 64)
+        )
+
+
 AC_OUTPUT(
     Makefile
 )