SH4 SFmode move latency problem?

tm tm@mail.kloo.net
Mon Nov 11 12:38:00 GMT 2002


On Mon, 11 Nov 2002, Joern Rennecke wrote:

> tm wrote:
> > However, the instruction scheduler is placing the multiply instruction
> > three instructions after the last flow dependent instruction.
> > 
> > This is very strange, and might be degrading performance on the SH4?
> 
> Are you using the mainline?  I have commited a number of scheduling fixes
> there on 27th August.

This is from CVS head.

Toshi




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