Index

IEn bit 2-17

 

 

IER 2-17

 

 

 

IFn bit 2-18

 

 

IFR 2-18

 

 

 

INEX bit

 

 

 

in FADCR

2-24

 

in FAUCR

2-27

 

in FMCR

2-31

 

INFO bit

 

 

 

in FADCR

2-24

 

in FAUCR

2-27

 

in FMCR

2-31

 

instruction compatibility

3-34,A-1

instruction descriptions

3-34

instruction execution

 

.D unit

C-2

 

.L unit

D-2

 

.M unit

E-2

 

.S unit

F-2

 

no unit instructions

G-2

instruction operation, notations 3-2instruction to functional unit mapping B-1

instruction types

 

 

 

 

 

ADDDP instruction

4-28

 

branch instructions

4-22

 

DP compare

4-27

 

 

 

four-cycle 4-25

 

 

 

 

INTDP instruction

 

4-26

 

 

load instructions

4-20

 

 

MPYDP instruction

4-31

 

MPYI instruction

4-29

 

 

MPYID instruction

 

4-30

 

 

MPYSPDP instruction 4-32

 

MPYSP2DP instruction

4-33

 

multiply instructions

4-17

 

single-cycle 4-16

 

 

 

 

store instructions

4-18

 

 

SUBDP instruction

4-28

 

 

two-cycle DP

4-24

 

 

 

INTDP instruction

3-117

 

 

.L-unit instruction constraints

4-50

pipeline operation

 

4-26

 

 

INTDPU instruction

3-119

 

 

interleaved memory bank scheme

4-62

8-bank memory

 

 

 

 

single memory space

4-62

with two memory spaces 4-63

interrupt clear register (ICR)

2-16

interrupt enable register (IER)

2-17

 

 

interrupt flag register (IFR)

2-18

 

 

 

interrupt return pointer register (IRP)

2-19

 

interrupt service fetch packet (ISFP)

5-7

 

interrupt service table (IST)

5-6

 

 

 

interrupt service table pointer (ISTP), overview

5-9

interrupt service table pointer register (ISTP)

2-21

interrupt set register (ISR)

2-20

 

 

 

interrupts

 

 

 

 

 

 

 

 

 

 

 

 

clearing

5-14

 

 

 

 

 

 

 

 

 

control

5-13

 

 

 

 

 

 

 

 

 

 

 

control registers

5-10

 

 

 

 

 

 

detection and processing

5-16

 

 

actions taken during nonreset interrupt

 

processing

5-18

 

 

 

 

 

 

actions taken during

 

interrupt

 

RESET

 

processing

5-20

 

 

 

 

 

 

conditions for processing a nonreset

 

interrupt

5-16

 

 

 

 

 

 

 

 

setting the nonreset interrupt flag 5-16

 

setting the

 

interrupt flag

5-19

 

RESET

 

disabling

5-13

 

 

 

 

 

 

 

 

 

enabling

5-13

 

 

 

 

 

 

 

 

 

global control

5-11

 

 

 

 

 

 

 

 

globally disabling

5-11

 

 

 

 

 

 

globally enabling

5-11

 

 

 

 

 

 

overview

5-2

 

 

 

 

 

 

 

 

 

 

performance considerations

5-21

 

 

frequency

5-21

 

 

 

 

 

 

 

 

latency 5-21

 

 

 

 

 

 

 

 

 

overhead

5-21

 

 

 

 

 

 

 

 

pipeline interaction 5-21

 

 

 

 

pipeline interaction

 

 

 

 

 

 

 

 

branches

5-21

 

 

 

 

 

 

 

 

code parallelism

5-21

 

 

 

 

memory stalls

5-21

 

 

 

 

 

 

multicycle NOPs

5-21

 

 

 

 

priorities

5-3

 

 

 

 

 

 

 

 

 

 

programming considerations

5-22

 

manual interrupt processing 5-25

 

nested interrupts

5-23

 

 

 

 

single assignment

5-22

 

 

 

 

traps

5-26

 

 

 

 

 

 

 

 

 

returning from interrupt servicing

5-15

 

setting

5-14

 

 

 

 

 

 

 

 

 

 

 

signals used

5-2

 

 

 

 

 

 

 

 

 

status 5-14

 

 

 

 

 

 

 

 

 

 

types of

5-2

 

 

 

 

 

 

 

 

 

 

 

INTSP instruction

3-121

 

 

 

 

 

 

SPRU733

Index-5

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Image 459
Texas Instruments TMS320C67X/C67X+ DSP manual Reset