Fix a bunch of 64-bit cases required amd64.  Stop to ponder whether
there is a better way to handle the 'pessimising cast' family of
operations in such a way that Vex's back-end instruction selectors can
generate better code than they do now, with less verbosity and general
confusingness in the insn selectors.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3536 a5019735-40e9-0310-863c-91ae7b9d1cf9
3 files changed