[LLVMdev] Target Constants

Dan Gohman gohman at apple.com
Thu Apr 29 10:01:19 PDT 2010

I added some comments here:

To put a constant in memory, you should use a constant pool entry, and the
constant pool infrastructure.


On Apr 29, 2010, at 8:23 AM, David Greene wrote:

> In SelectionDAG, what's the difference between getConstant and
> getTargetConstant?  One creates a node with opcode Constant and the
> other with TargetConstant.  What's the semantic difference?
> In X86ISelLowering I need to create a constant vector and put
> it in memory so I can reference it as an operand.  I don't see
> any examples of doing this.  Is it possible?  If so, what's the
> magic?
> Thanks!
>                         -Dave
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