_SWITCH          1817 sound/pci/emu10k1/emufx.c 		_SWITCH(icode, ptr, GPR(dst), GPR(src), GPR(sw))
_SWITCH          1819 sound/pci/emu10k1/emufx.c 		_SWITCH(icode, ptr, GPR(dst), EXTIN(src), GPR(sw))