Implement pfpnacc mnemonic

[ismail]

Bugzilla Link	8290
Resolution	FIXED
Resolved on	Oct 03, 2010 15:27
Version	trunk
OS	MacOS X
CC	@efriedma-quic

Extended Description

Another one from ffmpeg:

[~]> cat t7.c
int main()
{
asm("pfpnacc %mm2, %mm0");
}

[cartman@havana][22:28:24]
[~]> clang t7.c
t7.c:3:9: error: invalid instruction mnemonic 'pfpnacc'
asm("pfpnacc %mm2, %mm0");
^
:1:2: note: instantiated into assembly here
pfpnacc %mm2, %mm0
^
1 error generated.

[efriedma-quic]

r115477.