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Re: regcprop and REG_DEAD
On Fri, May 13, 2011 at 5:51 PM, Paul Koning <paul_koning@dell.com> wrote:
> I was using 4.5.1 which has the bug. ÂI thought later ones have it too, but it looks like I misread the assembly output. Â(The fix makes a subtle change: beq becomes beql.)
A good question is why does XLR have branch linkely enabled anyways?
It has been deprecated in the ISA and causes performance problems on
most modern MIPS64 processors.
Thanks,
Andrew Pinski