[llvm-commits] [llvm] r56310 - /llvm/trunk/lib/CodeGen/DeadMachineInstructionElim.cpp

Evan Cheng evan.cheng at apple.com
Sun Sep 21 23:09:48 PDT 2008


Local liveness hasn't been split out from livevariables. The plan is  
for DCE to track local liveness.

Evan

On Sep 21, 2008, at 8:27 PM, Chris Lattner wrote:

>
> On Sep 21, 2008, at 7:42 PM, Evan Cheng wrote:
>
>> This happens before livevariables. Remember we don't run LV at -O0.
>
> Not even local liveness?  That would be enough to handle physregs.
>
> -Chris
>
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