[PATCH] D17782: [X86] Permit reading of the FLAGS register without it being previously defined

[Quentin Colombet via llvm-commits]

qcolombet accepted this revision.
qcolombet added a reviewer: qcolombet.
qcolombet added a comment.

> This intrinsic exists to read external processor state in flags, such as the trap flag, interrupt flag, and direction flag, none of which are modeled by the backend.

> 

> I guess it would be good comment on that here, though. :)


+1 :).

With that, LGTM.

Cheers,
-Quentin


http://reviews.llvm.org/D17782