[llvm-commits] [llvm] r47883 - /llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

[Dale Johannesen]

Btw, this optimization is sometimes a loser on speed, we should have a  
way to disable it.
I ran into this in gcc a while back:
http://gcc.gnu.org/ml/gcc/2005-07/msg00289.html

On Mar 4, 2008, at 12:05 AM, Evan Cheng wrote:

> Author: evancheng
> Date: Tue Mar  4 02:05:30 2008
> New Revision: 47883
>
> URL: http://llvm.org/viewvc/llvm-project?rev=47883&view=rev
> Log:
> Refactor ExpandConstantFP so it can optimize load from constpool of  
> types larger than f64 into extload from smaller types.