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manpage: -flegacy-vector-maths

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Wolfgang Bumiller 2013-01-14 11:16:49 +01:00
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@ -498,6 +498,10 @@ void vafunc(string...count) {
}
.fi
.in
.TP -flegacy-vector-maths
Most Quake VMs, including the one from FTEQW or up till recently
Darkplaces, do not cope well with vector instructions with overlapping
input and output. This option will avoid producing such code.
.SH OPTIMIZATIONS
.TP
.B -Opeephole