NS32FV16 Datasheet, PDF (16/104 Pages) Texas Instruments – Advanced Imaging/Communication Signal Processors

2 0 Architectural Description (Continued)
TABLE 2-1 NS32FX164 Addressing Modes
ENCODING
MODE
ASSEMBLER SYNTAX
EFFECTIVE ADDRESS
Register
00000
Register 0
R0 or F0
None Operand is in the specified
00001
Register 1
R1 or F1
register
00010
Register 2
R2 or F2
00011
Register 3
R3 or F3
00100
Register 4
R4 or F4
00101
Register 5
R5 or F5
00110
Register 6
R6 or F6
00111
Register 7
R6 or F7
Register Relative
01000
Register 0 relative
disp(R0)
Disp a Register
01001
Register 1 relative
01010
Register 2 relative
01011
Register 3 relative
01100
Register 4 relative
01101
Register 5 relative
01110
Register 6 relative
01111
Register 7 relative
Memory Relative
te ¹⁰⁰⁰⁰
Frame memory relative
10001
Stack memory relative
10010
Static memory relative
Reserved
10011
Immediate
le ¹⁰¹⁰⁰
(Reserved for Future Use)
Immediate
Absolute
10101
External
10110
Absolute
External
o _{Top Of Stack}
10111
Top of stack
disp(R1)
disp(R2)
disp(R3)
disp(R4)
disp(R5)
disp(R6)
disp(R7)
disp2(disp1 (FP))
disp2(disp1 (SP))
disp2(disp1 (SB))
value
disp
EXT (disp1) a disp2
TOS
s _{Memory Space}
11000
11001
11010
b ₁₁₀₁₁
Scaled Index
11100
11101
11110
O ¹¹¹¹¹
Frame memory
Stack memory
Static memory
Program memory
Index bytes
Index words
Index double words
Index quad words
disp(FP)
disp(SP)
disp(SB)
a disp
mode Rn B
mode Rn W
mode Rn D
mode Rn Q
Disp2 a Pointer Pointer found at
address Disp 1 a Register ‘‘SP’’
is either SP0 or SP1 as selected
in PSR
None Operand is input from
instruction queue
Disp
Disp2 a Pointer Pointer is found
at Link Table Entry number Disp1
Top of current stack using either
User or Interrupt Stack Pointer
as selected in PSR Automatic
Push Pop included
Disp a Register ‘‘SP’’ is either
SP0 or SP1 as selected in PSR
EA (mode) a Rn
EA (mode) a 2cRn
EA (mode) a 4cRn
EA (mode) a 8cRn
‘‘Mode’’ and ‘‘n’’ are contained
within the Index Byte
EA (mode) denotes the effective
address generated using mode
15