various cleanups, make the disassemble reject lines with too much
data on them, for example:

	addb	%al, (%rax)
simple-tests.txt:11:5: error: excess data detected in input
0 0 0 0 0 
    ^

llvm-svn: 91896
2 files changed
tree: 161da17e7343b49c0ab158bc8f6cdacb985e85cc
  1. clang/
  2. compiler-rt/
  3. llvm/