target-ppc: fix type of spe_acc.

ACC is a 64-bit register and needs to be specified as such regardless of
the target.
Signed-off-by: NNathan Froyd <froydnj@codesourcery.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6090 c046a42c-6fe2-441c-8c8c-71466251a162

target-ppc/cpu.h

@@ -602,7 +602,7 @@ struct CPUPPCState {
     ppc_avr_t avr[32];
     uint32_t vscr;
     /* SPE registers */
-    target_ulong spe_acc;
+    uint64_t spe_acc;
     float_status spe_status;
     uint32_t spe_fscr;