alias_csr:
frcsr t0
fscsr t0, t2
fscsr t2
frrm t0
fsrm t0, t1
fsrm t1
fsrmi t0, 31
fsrmi 31
frflags t0
fsflags t0, t1
fsflags t1
fsflagsi t0, 31
fsflagsi 31