sim: define emulated CPU clock rate to be 1GHz

[riscv-isa-sim.git] / configure

diff --git a/configure b/configure
index 4c272b39b16e427d44a871b5d8b98be7d54489b0..eddc14746644bd2e00a9a248aa95053e4dc54413 100755 (executable)
--- a/configure
+++ b/configure
@@ -636,6 +636,7 @@ enable_stow
 EGREP
 GREP
 CXXCPP
+DTC
 RANLIB
 AR
 ac_ct_CXX
@@ -3378,6 +3379,51 @@ else
   RANLIB="$ac_cv_prog_RANLIB"
 fi
 
+# Extract the first word of "dtc", so it can be a program name with args.
+set dummy dtc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_DTC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $DTC in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_DTC="$DTC" # Let the user override the test with a path.
+  ;;
+  *)
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_path_DTC="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  ;;
+esac
+fi
+DTC=$ac_cv_path_DTC
+if test -n "$DTC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DTC" >&5
+$as_echo "$DTC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define DTC "$DTC"
+_ACEOF
+
 
 
 ac_ext=cpp