[LLVMdev] [PATCH] Spill Comments

Dan Gohman gohman at apple.com
Mon Sep 14 13:42:43 PDT 2009

On Sep 14, 2009, at 1:39 PM, David Greene wrote:

> On Monday 14 September 2009 15:28, David Greene wrote:
>> I don't see PseudoSourceValue::FPRel, etc. defined anywhere.  How  
>> do I know
>> if a PseudoSourceValue is from the stack?
> Ok, the comment is misleading.  I see the class defined in
> PseudoSourceValue.cpp now.  I'll move it to the header.

Yes; the comment was out of date. I just updated it.

> I have another question.  Looking at the list of MachineMemOperands  
> for an
> instruction, is ther eany way to easily know whether the operand is  
> loaded
> from or stored to?

Yes. MachineMemOperand has isLoad and isStore flags.


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