[X86][MS-compatability][llvm] allow MS TYPE/SIZE/LENGTH operators as a part of a compound expression

This patch introduces X86AsmParser with the ability to handle the aforementioned ops within compound "MS" arithmetical expressions.
Currently - only supported as a stand alone Operand, e.g.:
"TYPE X"
now allowed :
"4 + TYPE X * 128"

Clang side: https://reviews.llvm.org/D31174

Differential Revision: https://reviews.llvm.org/D31173


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@298425 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed