EXCEPTION_LOAD_GPR2   98 arch/openrisc/kernel/head.S #define EXCEPTION_LOAD_GPR2		l.mfspr r2,r0,SPR_SHADOW_GPR(2)
EXCEPTION_LOAD_GPR2  114 arch/openrisc/kernel/head.S #define EXCEPTION_LOAD_GPR2		l.lwz   r2,0x64(r0)