usr/src/libfpsim/fpx.s

/ fpx -- floating point simulation

.data
reenter: 1

.bss
asign:  .=.+2
areg:   .=.+8
aexp:   .=.+2
bsign:  .=.+2
breg:   .=.+8
bexp:   .=.+2

fpsr:   .=.+2
trapins: .=.+2

ac0:    .=.+8.
ac1:    .=.+8.
ac2:    .=.+8.
ac3:    .=.+8.
ac4:    .=.+8.
ac5:    .=.+8.

sr0:    .=.+2
sr1:    .=.+2
        .=.+2
        .=.+2
        .=.+2
        .=.+2
ssp:    .=.+2
spc:    .=.+2
sps:    .=.+2
pctmp:  .=.+8