8.7.2.5 Register Names
You can use the predefined symbols `r0' through `r63' to refer
to the D30V registers. You can also use `sp' as an alias for
`r63' and `link' as an alias for `r62'. The accumulators
are `a0' and `a1'.
The D30V also has predefined symbols for these control registers and status bits:
psw
- Processor Status Word
bpsw
- Backup Processor Status Word
pc
- Program Counter
bpc
- Backup Program Counter
rpt_c
- Repeat Count
rpt_s
- Repeat Start address
rpt_e
- Repeat End address
mod_s
- Modulo Start address
mod_e
- Modulo End address
iba
- Instruction Break Address
f0
- Flag 0
f1
- Flag 1
f2
- Flag 2
f3
- Flag 3
f4
- Flag 4
f5
- Flag 5
f6
- Flag 6
f7
- Flag 7
s
- Same as flag 4 (saturation flag)
v
- Same as flag 5 (overflow flag)
va
- Same as flag 6 (sticky overflow flag)
c
- Same as flag 7 (carry/borrow flag)
b
- Same as flag 7 (carry/borrow flag)
This document was generated
by Antti-Juhani Kaijanaho on May, 2 2005
using texi2html