[LLVMdev] Flag operands and load/store DAG nodes

Evan Cheng evan.cheng at apple.com
Mon Nov 17 18:03:03 PST 2008

On Nov 17, 2008, at 11:12 AM, Burke, Max wrote:

> I notice that many DAG nodes like the copy-to-register operation have
> the ability to take an optional flag parameter, but that the load/ 
> store
> nodes do not (at least as of 2.3). Is it possible to pass flag  
> operands
> through load/store DAG nodes?

No there isn't. What are you trying to accomplish? Are you trying to  
force a load / store to be scheduled right after another instruction?  
Is this meant for correctness or performance?


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