X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure;h=015f63e965a04eabe6cecb4d7f984c0e35345476;hb=747a54b103160bcac7c9dcf721ce3b4703577d73;hp=4c272b39b16e427d44a871b5d8b98be7d54489b0;hpb=67cd71d9ec5087bdcfa8fda1172abc0049df8455;p=riscv-isa-sim.git

diff --git a/configure b/configure
index 4c272b3..015f63e 100755
--- a/configure
+++ b/configure
@@ -636,6 +636,7 @@ enable_stow
 EGREP
 GREP
 CXXCPP
+DTC
 RANLIB
 AR
 ac_ct_CXX
@@ -705,6 +706,7 @@ with_fesvr
 enable_commitlog
 enable_histogram
 enable_dirty
+enable_misaligned
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1351,6 +1353,8 @@ Optional Features:
   --enable-histogram      Enable PC histogram generation
   --enable-dirty          Enable hardware management of PTE accessed and dirty
                           bits
+  --enable-misaligned     Enable hardware support for misaligned loads and
+                          stores
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -3378,6 +3382,55 @@ 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
+
+  test -z "$ac_cv_path_DTC" && ac_cv_path_DTC="no"
+  ;;
+esac
+fi
+DTC=$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
+$as_echo "no" >&6; }
+fi
+
+
+if test x"$DTC" == xno; then :
+  as_fn_error $? "device-tree-compiler not found" "$LINENO" 5
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define DTC "$DTC"
+_ACEOF
+
 
 
 ac_ext=cpp
@@ -4633,6 +4686,19 @@ if test "x$enable_dirty" = "xyes"; then :
 $as_echo "#define RISCV_ENABLE_DIRTY /**/" >>confdefs.h
 
 
+fi
+
+# Check whether --enable-misaligned was given.
+if test "${enable_misaligned+set}" = set; then :
+  enableval=$enable_misaligned;
+fi
+
+if test "x$enable_misaligned" = "xyes"; then :
+
+
+$as_echo "#define RISCV_ENABLE_MISALIGNED /**/" >>confdefs.h
+
+
 fi