Functional Block Diagram Of Tms320C62X Based On Pipeline Phases - Texas Instruments TMS320C6000 Series Reference Manual

Pipeline Operation Overview
Figure 5–7. Functional Block Diagram of TMS320C62x Based on Pipeline Phases
Fetch
STH
LDW
STH
LDW
Decode
32
STH
SHR
Execute
SADD B
.L1 .S1
15 14 13 12 11 10 9
Register file A
32
Data address 1
5-8
Figure 5–7 shows a 'C62x functional block diagram laid out vertically by
stages of the pipeline.
STH SADD SADD
SADD
LDW SADD
STH SADD SADD
SADD SADD
LDW
32 32
STH SADD SADD
SMPYH LDW
SMPY
.M1 .D1
8 7 6 5 4 3 2 1
Data 1 32
Data memory interface control
16
0 1
8 9
Internal data memory
(byte addressable)
256
SMPYH SMPY
SMPYH SMPYH
SMPYH SMPY
SMPYH SMPYH
32 32 32
SMPYH SMPY
LDW
.D2
32
0 15 14 13 12
32
16 16
2 3 4 5 6
SUB B
SHR SHR
SUB B
SHR
SHR
32 32
SUB B
SMPYH SHR
SMPYH MVK
.M2 .S2
11 10 9 8 7 6 5 4
Register file B
Data 2
16
7
Data address 2
PG
PS
PW
PR
DP
MV
DC
E1
SADD
.L2
3 2 1 0
32