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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