Merging r323469:
------------------------------------------------------------------------
r323469 | ctopper | 2018-01-25 22:23:57 +0100 (Thu, 25 Jan 2018) | 3 lines
[X86] Teach Intel syntax InstPrinter to print lock prefixes that have been parsed from the asm parser.
The asm parser puts the lock prefix in the MCInst flags so we need to check that in addition to TSFlags. This matches what the ATT printer does.
------------------------------------------------------------------------
git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_60@323770
91177308-0d34-0410-b5e6-
96231b3b80d8