Added PC histogram option.

[riscv-isa-sim.git] / riscv / riscv.ac

diff --git a/riscv/riscv.ac b/riscv/riscv.ac
index b0b22827619ad9543449af4da20f8986bd18016b..4076dc31e738b97fc6a50b1fcd615a07cd2127ce 100644 (file)
--- a/riscv/riscv.ac
+++ b/riscv/riscv.ac
@@ -11,8 +11,6 @@ AC_CHECK_LIB(fesvr, libfesvr_is_present, [], [AC_MSG_ERROR([libfesvr is required
 
 AC_CHECK_LIB(pthread, pthread_create, [], [AC_MSG_ERROR([libpthread is required])])
 
-AC_CHECK_LIB(dl, dlopen, [], [AC_MSG_ERROR([libdl is required])])
-
 AC_ARG_ENABLE([fpu], AS_HELP_STRING([--disable-fpu], [Disable floating-point]))
 AS_IF([test "x$enable_fpu" != "xno"], [
   AC_DEFINE([RISCV_ENABLE_FPU],,[Define if floating-point instructions are supported])
@@ -27,3 +25,8 @@ AC_ARG_ENABLE([commitlog], AS_HELP_STRING([--enable-commitlog], [Enable commit l
 AS_IF([test "x$enable_commitlog" = "xyes"], [
   AC_DEFINE([RISCV_ENABLE_COMMITLOG],,[Enable commit log generation])
 ])
+
+AC_ARG_ENABLE([histogram], AS_HELP_STRING([--enable-histogram], [Enable PC histogram generation]))
+AS_IF([test "x$enable_histogram" = "xyes"], [
+  AC_DEFINE([RISCV_ENABLE_HISTOGRAM],,[Enable PC histogram generation])
+])