64-bit multiplication fix (Ulrich Hecht)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@446 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 2 insertions, 2 deletions

diff --git a/target-arm/op.c b/target-arm/op.c
index 5879eba9fd..73f95b7774 100644
--- a/target-arm/op.c
+++ b/target-arm/op.c
@@ -368,7 +368,7 @@ void OPPROTO op_mul_T0_T1(void)
 void OPPROTO op_mull_T0_T1(void)
 {
     uint64_t res;
-    res = T0 * T1;
+    res = (uint64_t)T0 * (uint64_t)T1;
     T1 = res >> 32;
     T0 = res;
 }
@@ -377,7 +377,7 @@ void OPPROTO op_mull_T0_T1(void)
 void OPPROTO op_imull_T0_T1(void)
 {
     uint64_t res;
-    res = (int32_t)T0 * (int32_t)T1;
+    res = (int64_t)T0 * (int64_t)T1;
     T1 = res >> 32;
     T0 = res;
 }