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instcompine
2010 May 14
2
[LLVMdev] vector optimization
Hi!
Is there a pass that optimizes vector operations?
If I have for examle a sequence of shufflevector instructions
that optimizes them?
(in opencl notation e.g. a.xyzw.wzyx.xxxx -> a.wwww)
-Jochen
2010 May 14
0
[LLVMdev] vector optimization
Instcombine does of this, late codegen also does some of it.
-Chris
On May 14, 2010, at 5:58 AM, Jochen Wilhelmy <j.wilhelmy at arcor.de> wrote:
> Hi!
>
> Is there a pass that optimizes vector operations?
> If I have for examle a sequence of shufflevector instructions
> that optimizes them?
> (in opencl notation e.g. a.xyzw.wzyx.xxxx -> a.wwww)
>
> -Jochen