Including a few bug fixes:
- Don't clear high part for instruction with 32-bit destination
- Fix efscmp* and etstcmp* return value
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5783 c046a42c-6fe2-441c-8c8c-71466251a162