Texas Instruments TMS320C3x User Manual

Page 494

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Individual Instructions

13-36

-

Use the syntax in Table 13–14 to designate CPU registers in operands.
Note the alternate notation R

n, 0

v

n

v

27, which is used to designate

any CPU register.

Table 13–14. CPU Register Syntax

Assemblers

Syntax

Alternate

Register Syntax

Assigned Function

R0

R1

R2

R3

R4

R5

R6

R7

R0

R1

R2

R3

R4

R5

R6

R7

Extended-precision register

AR0

AR1

AR2

AR3

AR4

AR5

AR6

AR7

R8

R9

R10

R11

R12

R13

R14

R15

Auxiliary register

DP

IR0

IR1

BK

SP

R16

R17

R18

R19

R20

Data-page pointer

Index register 0

Index register 1

Block-size register

Active stack pointer

ST

IE

IF

IOF

R21

R22

R23

R24

Status register

CPU/DMA interrupt enable

CPU interrupt flags

I/O flags

RS

RE

RC

R25

R26

R27

Repeat start address

Repeat end address

Repeat counter

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