On Mon, 2024-04-01 at 10:22 +0800, chenglulu wrote:
> 
> 在 2024/4/1 上午9:29, Xi Ruoyao 写道:
> > On Fri, 2024-03-29 at 09:23 +0800, chenglulu wrote:
> > 
> > > I tested spec2006. In the floating-point program, the test items with 
> > > large
> > > 
> > > fluctuations are removed, and the rest is basically unchanged.
> > > 
> > > The fixed-point 464.h264ref (10,10) was 6.7% higher than (5,5) and 
> > > (10,22).
> > So IIUC (10,10) is better than (5,5), (10,22), and the originally
> > proposed (14,22)?  Then should I make a change to make all 4 costs (SF,
> > DF, SI, DI) 10?
> 
> I think this may require the analysis of the spec's test case. I took a 
> look at the test results again,
> 
> where the scores of SPEC INT 462.libquantum fluctuated greatly, but the 
> combination of (10,22)
> 
> showed an overall upward trend compared to the scores of the other two
> combinations.
> 
> I don't know if (10,22) this combination happens to have the kind of 
> test cases in the changelog.
> 
> So can we change it together in GCC15?

Ok.  Abandoning this patch then.

-- 
Xi Ruoyao <xry...@xry111.site>
School of Aerospace Science and Technology, Xidian University

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