parses the .word directive as 4 bytes and ARMAsmParser::ParseInstruction will
give an error is called.  Broke out the test of the .word directive into two
different test cases, one for x86 and one for arm.

llvm-svn: 81817

 - Intended to match current TargetMachine implementations.

 - No facilities for linking these in yet.

llvm-svn: 75751

for ARM.  Patch by Sandeep Patel.

llvm-svn: 69371

llvm-svn: 55533

llvm-svn: 54889

llvm-svn: 45415

llvm-svn: 33353

llvm-svn: 28301