# # VAX processor register numbers # .set KSP,0 # kernal stack pointer .set ESP,1 # exec stack pointer .set SSP,2 # supervisor stack pointer .set USP,3 # user stack pointer .set ISP,4 # interrupt stack pointer .set P0BR,8 # p0 base register .set P0LR,9 # p0 length register .set P1BR,10 # p1 base register .set P1LR,11 # p1 length register .set SBR,12 # system segment base register .set SLR,13 # system segment length register .set PCBB,16 # process control block base .set SCBB,17 # system control block base .set IPL,18 # interrupt priority level .set ASTLVL,19 # async. system trap level .set SIRR,20 # software interrupt request .set SISR,21 # software interrupt summary .set ICCS,24 # interval clock control .set NICR,25 # next interval count .set ICR,26 # interval count .set TODR,27 # time of year (day) .set RXCS,32 # console receiver control and status .set RXDB,33 # console receiver data buffer .set TXCS,34 # console transmitter control and status .set TXDB,35 # console transmitter data buffer .set MAPEN,56 # memory management enable .set TBIA,57 # translation buffer invalidate all .set TBIS,58 # translation buffer invalidate single .set PMR,61 # performance monitor enable .set SID,62 # system identification # # VAX-11/780 specific registers # .set ACCS,40 # accelerator control and status .set ACCR,41 # accelerator maintenance .set WCSA,44 # WCS address .set WCSD,45 # WCS data .set SBIFS,48 # SBI fault and status .set SBIS,49 # SBI silo .set SBISC,50 # SBI silo comparator .set SBIMT,51 # SBI maintenance .set SBIER,52 # SBI error register .set SBITA,53 # SBI timeout address .set SBIQC,54 # SBI quadword clear .set MBRK,60 # micro-program breakpoint