Hello,
On Thu, 2008-12-11 at 14:42 +0100, Zoltan Varga wrote:
> Hi,
>
> The approach looks fine.
>
> Zoltan
Thank you Zoltan.
Here's the patch to mono/configure.in that I came up with to introduce
SIZEOF_REGISTER. There's no 'portable' test for the size of a machine
register, so I simply check for mips/n32 directly. If you could look it
over, I'd appreciate it.
Thanks,
Mark
Index: configure.in
===================================================================
--- configure.in (revision 120925)
+++ configure.in (working copy)
@@ -1748,6 +1748,8 @@
SQLITE3="libsqlite3.so.0"
X11="libX11.so"
+sizeof_register="SIZEOF_VOID_P"
+
jit_wanted=false
interp_wanted=false
case "$host" in
@@ -1761,6 +1763,20 @@
ACCESS_UNALIGNED="no"
JIT_SUPPORTED=yes
jit_wanted=true
+
+ AC_MSG_CHECKING(for mips n32)
+ AC_TRY_COMPILE([], [
+ void main () {
+ #if _MIPS_SIM != _ABIN32
+ #error Not mips n32
+ #endif
+ }
+ ],[
+ AC_MSG_RESULT(yes)
+ sizeof_register=8
+ ],[
+ AC_MSG_RESULT(no)
+ ])
;;
i*86-*-*)
TARGET=X86;
@@ -1916,6 +1932,14 @@
;;
esac
+if test "x$sizeof_register" = "x4"; then
+ AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
+elif test "x$sizeof_register" = "x8"; then
+ AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
+else
+ AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer
registers])
+fi
+
if test "x$have_visibility_hidden" = "xyes"; then
AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility
("hidden") attribute])
fi
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