[LLVMdev] MachineOperand TargetFlags being ignored in register coalescing pass

[Jakob Stoklund Olesen]

On May 25, 2012, at 8:15 AM, Tom Stellard <thomas.stellard at amd.com> wrote:

> For the R600 backend, I'm using the MachineOperand TargetFlags to
> keep track of the modifiers, but I've noticed when I use them on
> operands to COPY instructions they are not propagated when registers
> are coalesced.  Is this a bug, or should I not be using TargetFlags for
> storing this kind of information?

Just use immediate operands.

/jakob