XREG               45 arch/sh/math-emu/math.c #define XFn	(FR[BANK(XREG(n))])
XREG               46 arch/sh/math-emu/math.c #define XFm	(FR[BANK(XREG(m))])
XREG               47 arch/sh/math-emu/math.c #define XDn	(DR[BANK(XREG(n))/2])
XREG               48 arch/sh/math-emu/math.c #define XDm	(DR[BANK(XREG(m))/2])